JP4697678B2 - bed - Google Patents

Description

  The present invention relates to a bed configured so that a top plate can be opened and closed in order to use the inside of the bed frame as a storage unit.

  Conventionally, in order to use the inside of the bed frame as a storage unit, there is a bed that can be assembled by selecting the horizontal opening of the top plate and the vertical opening of the bed that can be opened and closed ( Patent Document 1).

  Such a bed is provided with a top plate provided on the upper surface of the underframe so as to be raised and lowered via a link mechanism. The link mechanism includes a connecting member connected to the frame, an attaching member connected to the top plate, and a link member connecting the connecting member and the attaching member. A first connection receiving portion for selectively connecting the connecting member to the front plate, the left and right side plates, and the rear plate is provided, and the first connection receiving portion is fixed to any one of the front plate, the left and right side plates, and the rear plate. To do. Second connection receiving portions for selectively connecting the attachment members are provided on the front side, the left and right sides, and the rear side of the top plate, respectively, and the attachment members are arranged on the front side, left and right sides of the top plate. By fixing to either the side side part side or the rear side part side, the top plate can be assembled to the left side opening, the right side opening, and the vertical side opening.

JP 2007-260153 A

  The bed disclosed in Patent Document 1 has a pair of urging means interposed between the frame and the top plate to apply a urging force to the undulation operation of the top plate. If there is a difference in the load from the top plate to each urging means depending on the distance between the urging means and the biasing means having the same urging force as a pair, There is a problem that a biasing operation is different from the biasing means having a smaller load, which affects the undulation operation of the top plate.

  Therefore, the present invention solves the above-mentioned problems, and the top plate can be assembled to the left side opening, right side opening and vertical opening, and the top plate undulation operation is affected by the mounting position of the biasing means. Aim to provide no bed.

  The invention according to claim 1 is a bed that can be assembled in a left side opening, a right side opening, and a vertical side opening of the top plate, and is composed of a front plate, left and right side plates, and a rear plate arranged in four directions. A frame, the top plate provided on the top surface of the frame frame via a link mechanism, and a frame frame interposed between any one of the front plate, the left and right side plates, and the rear plate and the top plate Side urging means, and arranged in parallel with any one of the front plate, the left and right side plates and the rear plate selected inside the underframe, and the inside of the underframe is provided with a first storage portion and a second storage portion. And a partition side biasing means interposed between the partition member and the top plate, and depending on a load applied from the top plate to the partition side biasing means and the frame side biasing means. The urging force of the partition side urging means and the urging force of the underframe side urging means are individually By setting the, the biasing force of the partition with side biasing means, characterized by being larger than the biasing force of the underframe side biasing means.

  The invention of claim 2 includes a frame composed of a front plate, left and right side plates and a rear plate arranged in four directions, and a top plate provided on the upper surface of the frame so as to be undulated via a link mechanism. The link mechanism includes a frame side connection member that is connected to the frame, a frame side attachment member that is connected to the top plate, and a table that connects the frame side connection member and the frame side attachment member. A frame-side link member, and a first frame-side connection receiving portion that selectively connects the frame-side connection member to the front plate, the left and right side plates, and the rear plate; A second frame side connection receiving portion for selectively connecting the frame side mounting member is provided on each of the side part side, the left and right side part side, and the rear side part side, and a base is provided between the base frame and the top plate. A frame side biasing means is interposed, and the front frame side plate, the left and right side plates, and the rear plate are connected to the frame side biasing hand. A third frame-side connection receiving portion for selectively attaching a frame-side fastener for connecting the base ends of the frame-side fasteners, and a fourth frame-side urging means for connecting the distal end of the frame-side urging means to the attachment member of the link mechanism. The bed is provided with a frame-side coupling receiving portion, and is arranged in parallel with any one of the selected front plate, left and right side plates, and rear plate in the inside of the underframe. A partition member that partitions the first storage unit and the second storage unit, wherein the link mechanism is connected to the partition member; a partition side connection member that is connected to the top plate; and the partition side connection. A partition-side link member that connects the member and the partition-side mounting member, and the partition member is provided with a first partition-side connection receiving portion that connects the partition-side connection member, and the top plate is provided with the partition-side link member. Second partition side connection for connecting the mounting members A third partition for providing a partition-side fastener for providing a partition portion, interposing a partition-side biasing means between the partition member and the top plate, and connecting the base end of the partition-side biasing means to the partition member; Provided with a side connection receiving portion, a fourth partition side connection receiving portion for connecting a tip of the partition side biasing means to the partition side mounting member of the partition side link mechanism, and the partition side biasing means from the top plate. And the urging force of the partition side urging means and the urging force of the frame side urging means are individually set in accordance with the load applied to the frame side urging means. The urging force is set larger than the urging force of the frame side urging means.

  The invention according to claim 3 is characterized in that the second storage portion is a drawer storage portion that allows the drawer body to be inserted and removed freely.

  The invention of claim 4 is characterized in that the frame side biasing means and the partitioning side biasing means are gas springs.

  According to the first aspect of the present invention, the biasing force of the partition-side biasing means that is closer to the center of gravity of the top plate is made to correspond to the load from the top plate that concentrates as the center of gravity of the top plate is closer. The top plate due to insufficient urging force of the partitioning side urging means by setting the urging force of each urging means to be larger than the urging force of the frame side urging means that is far from the center of gravity position of the plate The tilting of the top plate and the delay of the undulation operation due to the drop in the vicinity of the partition side link member that supports the side close to the position of the center of gravity is prevented. As a result, it is possible to realize a smooth undulation operation of the top plate that is not affected by the mounting position of each urging means, and it is possible to prevent wear of the link mechanism and each urging means and prevent a reduction in product life. .

  According to the second aspect of the present invention, the biasing force of the partition side biasing means that is closer to the center of gravity of the top plate is made to correspond to the load from the top plate that concentrates as the center of gravity of the top plate is closer. The top plate due to insufficient urging force of the partitioning side urging means by setting the urging force of each urging means to be larger than the urging force of the frame side urging means that is far from the center of gravity position of the plate The tilting of the top plate and the delay of the undulation operation due to the drop in the vicinity of the partition side link member that supports the side close to the position of the center of gravity is prevented. As a result, it is possible to realize a smooth undulation operation of the top plate that is not affected by the mounting position of each urging means, and it is possible to prevent wear of the link mechanism and each urging means and prevent a reduction in product life. .

  According to the third aspect of the present invention, it is possible to efficiently store the drawer by providing the storage portion that allows the drawer body to be taken in and out.

  According to the invention of claim 4, by making the urging operation quiet and smooth, the undulation operation of the top plate can be made excellent in quietness.

BRIEF DESCRIPTION OF THE DRAWINGS It is a perspective view of the state which closed the top plate at the time of assembling the bed of Example 1 of this invention as a horizontal opening bed. It is a perspective view of the same left open state. It is a perspective view of the same right open state. It is a disassembled perspective view which shows the surroundings of the frame side link mechanism of the bed of Example 1 of this invention. It is a disassembled perspective view of the fastener. It is a disassembled perspective view which shows the circumference of the partition side link mechanism. It is a disassembled perspective view of the partition side fastener. It is a bottom view of the same top plate. BRIEF DESCRIPTION OF THE DRAWINGS It is a perspective view of the state which closed the top plate at the time of assembling the bed of Example 1 of this invention as a vertically opened bed. It is a perspective view of the vertical open state. FIG. 10 is a perspective view of a vertically opened state when the bed of Example 1 of the present invention is assembled as a vertically opened bed different from FIG. 9. It is a side view which shows the frame side link mechanism of the state which closed the top plate. It is a side view which shows the partition side link mechanism of the state which closed the top plate. FIG. 3 is a side view of the vicinity of the top plate with the top plate closed in FIG. 2. FIG. 4 is a side view of the vicinity of the top plate with the top plate closed in FIG. 3. FIG. 11 is a side view of the vicinity of the top plate with the top plate closed in FIG. 10. FIG. 12 is a side view of the vicinity of the top plate with the top plate closed in FIG. 11.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. The embodiments described below do not limit the contents of the present invention described in the claims. In addition, all of the configurations described below are not necessarily essential requirements of the present invention.

  FIGS. 1 to 17 show an embodiment of the bed of the present invention, and FIGS. 1 to 3 show laterally opened beds that are opened by raising one of the left and right side panels as hinges. The bed is provided with a frame 5 composed of a front plate 1, left and right side plates 2, 3, and a rear plate 4 arranged in four directions, and can be raised and lowered via a link mechanism 6 on the upper surface of the frame 5. A top plate 7 is provided. The link mechanism 6 is also referred to as a horizontally long connecting member 8 that is connected to the underframe 5 as a underframe side link mechanism 6a that connects the underframe 5 and the top plate 7, and a floor board on which a human body is directly supported. A horizontally long attachment member 9 connected to the top plate 7, a first link member 10 connecting one longitudinal direction side of the connection member 8 and one longitudinal direction side of the attachment member 9, and the other longitudinal direction side of the connection member 8. And a second link member 11 that connects the other side of the attachment member 9 in the longitudinal direction. And the connecting member 8, the attachment member 9, the 1st link member 10, and the 2nd link member 11 are rotatably connected by the axis | shaft 10a, and the quadrilateral frame-side link which provides the top plate 7 undulatingly is possible. A mechanism 6a is formed.

  The front plate 1 and the left and right side plates 2 and 3 are preliminarily provided with a first connection receiving portion 12 that can selectively connect the connection member 8. The first connection receiving portion 12 is a female screw that receives, for fixing, a first fixing tool 8a such as a bolt or various stoppers for selectively fixing the connecting member 8 to the front plate 1 and the left and right side plates 2, 3. It is formed by a member or a hole, and opens inside. The first fixture 8a is arranged to penetrate both sides of the connecting member 8 in the length direction.

  Further, a second connection receiving portion 13 capable of selectively connecting the attachment member 9 is provided in advance on the front side 7a side and the left and right side sides 7c, 7d side of the top plate 7. The second connection receiving portion 13 is for fixing the second fixing tool 9a such as a bolt and various stoppers for selectively fixing the mounting member 9 to the front side portion side and the left and right side portions of the top plate 7. Is formed by a female screw member or a hole that is received in the top plate 7 and is provided to be opened on the lower surface of the top plate 7. The second fixture 9a is arranged to penetrate through the center and both sides of the mounting member 9 in the length direction.

  A frame-side gas spring 14 called a gas cylinder, a gas pressure cylinder, or a gas pressure spring is interposed between the frame 5 and the top plate 7. This is composed of a cylinder 14a filled with gas (not shown) and a rod 14b slidably provided in a state where the cylinder 14a is subjected to gas pressure. Then, a third fastener 16 is attached to the front plate 1 and the left and right side plates 2, 3. The fastener 16, which is a pivotal fitting that can selectively detachably connect the base end 15 of the underframe-side gas spring 14. The connection receiving portion 17 is provided in advance. A shaft 16b for rotatably connecting the base end 15 of the frame side gas spring 14 is provided on the fastener 16 so as to project inward in the lateral direction. The shaft 16b is selectively attached to one of the attachment portions 16c formed by a plurality of through holes formed in the vertical direction of the fastener 16. This is to correspond to the mounting position of the underframe side gas spring 14.

  The third connection receiving portion 17 is a female screw member that receives a third fixture 16a such as a bolt and various stoppers for selectively fixing the fastener 16 to the front plate 1 and the left and right side plates 2 and 3 for fixing. It is formed by a hole and is provided to be opened inside. Further, a fourth connection receiving portion 19 to which the front end 18 of the base frame side gas spring 14 can be detachably connected is provided on the front end side protruding in the longitudinal direction of the mounting member 9. The third fixture 16a is arranged to penetrate through the fastener 16 in all directions.

  Further, a headboard 20 is provided on the front surface of the front plate 1. The front plate 1 and the left and right side plates 2 and 3 are connected by a mounting bracket (not shown) to form a bed frame 5. A mattress 25 is provided on the top plate 7. Further, in the figure, 26 is a connecting pin provided in each, and 27 is a bottom plate.

  The characteristic configuration of the present invention will be described below. A plate-like partition member 30 disposed in parallel with the front plate 1 and the rear plate 4 is arranged between the left and right side surfaces 2 and 3 inside the underframe 5. The front plate 1 side is partitioned as a first storage portion 31 and the rear plate 4 side is partitioned as a second storage portion 32. Here, the interval between the front plate 1 and the rear plate 4 is S1 (here, about 1950 mm), and the interval between the partition member 30 and the rear plate 4 is S2 (here, about 600 to 800 mm), and S2 is about the size of S1. It is set as a size of 30 to 40%.

  Here, the upper surface of the second storage portion 32 partitioned by the partition member 30, the rear surface plate 4, and the left and right side surface plates 2 and 3 is closed by a plate-shaped upper surface closing member 33, and the upper surface closing member 33 is partitioned. It is provided integrally with the member 30.

  A first rear surface opening 34 and a second rear surface opening 35 that are each formed in a rectangular shape are juxtaposed in the horizontal direction on the rear surface of the frame 5, and the first rear surface opening 34 is the second rear surface opening 34. The rear opening 35 is set wider than the rear opening 35.

  The second storage portion 32 includes a first drawer body 36 and a second drawer body 37 each having a bottomed box cylindrical shape provided with an opening for taking in and out articles on the upper surface. And the second rear opening 35 to be retracted and retracted. Further, the first drawer body 36 is set wider than the second drawer body 37 in accordance with the relationship of the width dimensions of the first rear surface opening 34 and the second rear surface opening 35. Further, the front plates 38 and 39 of the first drawer body 36 and the second drawer body 37 constitute the back plate 4 described above.

  The link mechanism 6 includes a horizontally long partition side connecting member 40 that is connected to the partition member 30 as a partition side link mechanism 6 b that connects the partition member 30 and the top plate 7, and a horizontally long partition side mounting member 41 that is connected to the top plate 7. A first partition-side link member 42 that connects one side in the longitudinal direction of the partition-side connecting member 40 and one side in the longitudinal direction of the partition-side mounting member 41, the other side in the longitudinal direction of the partition-side connecting member 40, and the partition A second partition side link member 43 that connects the other side in the longitudinal direction of the side attachment member 41 is provided. Then, the partition-side connecting member 40, the partition-side mounting member 41, the first partition-side link member 42, and the second partition-side link member 43 are rotatably connected by the partition-side shaft 42a, and the top plate 7 is raised and lowered. A quadrilateral partitioning side link mechanism 6b is provided.

  The partition member 30 is provided with a first partition-side connection receiving portion 44 that can selectively connect the partition-side connection member 40 in advance. The first partition-side connection receiving portion 44 is a female screw member that receives the first partition-side fixture 40a such as bolts and various stoppers for selectively fixing the partition-side connection member 40 to the partition member 30 for fixing. It is formed by a hole and opens inside. The first partition-side fixture 40a is arranged so as to penetrate both sides of the partition-side connecting member 40 in the length direction.

  Further, a second partition-side connection receiving portion 45 that can selectively connect the partition-side mounting member 41 is provided in advance on the left and right side portions and the rear side portion of the top plate 7. The second partition-side connection receiving portion 45 is a second partition-side fixture such as a bolt or various stoppers for selectively fixing the partition-side mounting member 41 to the left and right side portions and the rear side portion of the top plate 7. It is formed by a female screw member or a hole for receiving 41a for fixing, and is provided in the lower surface of the top plate 7 so as to open. The second partition-side fixture 41a is arranged to penetrate through the center and both sides of the partition-side mounting member 41 in the length direction.

  A partition-side gas spring 46, which is also called a gas cylinder, a gas pressure cylinder, or a gas pressure spring, is interposed between the partition member 30 and the top plate 7. This is composed of a cylinder 46a filled with gas (not shown) and a rod 46b which is slidably provided in a state where the cylinder 46a is subjected to gas pressure. And the 3rd partition side connection receiving part which attaches the partition side fastener 48 which is the metal fitting for rotation connection which can selectively connect the base end 47 of the partition side gas spring 46 to the partition member 30 so that attachment or detachment is possible. 49 is provided in advance. A shaft 48b for rotatably connecting the base end 47 of the partition-side gas spring 46 is provided on the partition-side fastener 48 so as to project inward in the lateral direction. The shaft 48b is selectively attached to one of the partition side attachment portions 48c formed by a plurality of through holes formed in the vertical direction of the partition side fastener 48. This is to correspond to the attachment position of the partition side gas spring 46. Here, since the partition side link mechanism 6b is connected to the top plate 7 as a side closer to the center of gravity G of the top plate 7 than the frame side link mechanism 6a, the diameter of the cylinder 46a of the partition side gas spring 46 is therefore increased. D3 and the diameter D4 of the rod 46b are set larger than the diameter D1 of the cylinder 14a and the diameter D2 of the rod 14b of the underframe side gas spring 46, respectively (D3> D1, D4> D2). The urging force (reaction force R1) of the gas spring 46 is set larger than the urging force (reaction force R2) of the underframe side gas spring 14.

  The third connection receiving portion 17 is formed by a female screw member or a hole for receiving a third partition side fixture 48a such as a bolt or various stoppers for selectively fixing the partition side fastener 48 to the partition member 30 for fixing. It is formed and is provided to be opened inside. In addition, a fourth partition-side connection receiving portion 51 to which the tip 50 of the partition-side gas spring 46 can be detachably connected is provided on the leading end side of the partition-side attachment member 41 protruding in the longitudinal direction. The third partition-side fixture 48 a is arranged so as to penetrate through the four sides of the partition-side fastener 48.

  More specifically, the front plate 1 has a rectangular shape, and the left side plate 2 and the right side plate 3 have a rectangular shape longer than the front plate 1 and are fixed to the front plate 1 side. The rear plate 4 has a rectangular shape similar to that of the front plate 1, and the rear portions of the left side plate 2 and the right side plate 3 are fixed.

  And the 1st connection receiving part 12a for one side of the front plate on the one side (right side) of the front plate 1 in the longitudinal direction, and the first one for the other side of the front plate on the other side (left side) of the front plate 1 in the longitudinal direction. The connection receiving portion 12b, the first connection receiving portion 12c for one side of the left side plate on the longitudinal side of the left side plate 2 (rear side), and the right side plate on the other side (rear side) of the right side plate 3 in the longitudinal direction. A first connection receiving portion 12d for one side is provided. Moreover, the 1st partition side connection receiving part 44a for one side of a partition member is set to the one side (right side) of the partition member 30 in the longitudinal direction, and the partition member 30 is connected to the other side (left side) of the partition member 30 in the longitudinal direction. 1st partition side connection receiving part 44b is provided.

  As shown in FIG. 8, the top plate 7 is provided so as to cover the underframe 5 so as to cover the frame 5, the dimension in the longitudinal direction in plan view is the length L, and the dimension in the lateral direction in plan view is the width B (B <L) It consists of a rectangular plate. Then, on the one side (right side) in the longitudinal direction on the front side 7 a side of the top plate 7, the second connection receiving portion 13 a for one side of the front side, the other in the longitudinal direction on the front side 7 a side of the top plate 7. The second connection receiving portion 13b for the other side of the front side on the side (left side), the second connection receiving portion 13c for the left side on the left side 7b of the top plate 7, and the right side 7c of the top plate 7 Is provided with a second connection receiving portion 13d for the right side portion. Further, on the one side (right side) in the longitudinal direction of the rear side portion 7d of the top plate 7, the second partition side connection receiving portion 45a for one side of the rear side portion and the longitudinal direction of the rear side portion 7d of the top plate 7 are provided. On the other side (left side), the second partition side connection receiving part 45b for the other side of the rear side part, and on the inner side of the second connection receiving part 13c provided on the left side part 7b of the top plate 7 is the left side part. The second partition side connection receiving portion 45c for the right side and the second partition side connection receiving portion 45d for the right side on the inside of the second connection receiving portion 13d provided on the right side portion 7c of the top plate 7 described above. Is provided.

  Further, the third connection receiving portion 17 is provided in the vicinity of the first connection receiving portion 12 on the second link member 11 side corresponding to the first connection receiving portion 12, and the front plate A third connection receiving portion 17a for one side of the front plate on one side (right side) of the front plate 1, and a third connection receiving portion for the other side of the front plate 1 on the other side (left side) of the front plate 1 in the longitudinal direction. 17b, the third connection receiving portion 17c for one side of the left side plate on the one side (rear side) of the left side plate 2 and the one side of the right side plate on the other side (rear side) of the right side plate 3 in the longitudinal direction. A third connection receiving portion 17d is provided.

  Further, the third partition side connection receiving portion 49 is provided in the vicinity of the first partition side connection receiving portion 44 on the second partition side link member 43 side corresponding to the first partition side connection receiving portion 44. The partition member 30 has a third partition side connection receiving portion 49a for one side of the partition member 30 on the one side (right side) in the longitudinal direction, and the partition member on the other side (left side) in the longitudinal direction of the partition member 30. A third partition-side connection receiving portion 49b for the other side is provided.

  In addition, the connecting member 8, which forms the frame side link mechanism 6a, the first link member 10, the second link member 11, and the partition side connecting member 40 which forms the partition side link mechanism 6b, the first A metal fitting cover 24 that covers the partition side link member 42 and the second partition side link member 43 is provided.

  Next, a method of assembling the left side opening bed that is opened by raising the top plate 7 with the right side plate 3 side shown in FIG. 2 as the hinge side will be described. In this case, the connecting member 8 of the front frame side link mechanism 6a of the pair of link mechanisms 6 provided at the front and rear is connected to the first connection receiving portion 12a for one side of the front plate via the first fixture 8a. Fix it. Further, the fastener 16 is fixed to the third connection receiving portion 17a for one side of the front plate via the third fixing member 16a. Further, the attachment member 9 is fixed to the second connection receiving portion 13a for one side of the front side portion via the second fixture 9a. The underframe side gas spring 14 is interposed between the fastener 16 and the fourth connection receiving portion 19.

  Similarly, the partition-side connecting member 40 of the rear partition-side link mechanism 6b of the pair of link mechanisms 6 provided at the front and rear is connected to the first partition-side connection receiving portion 44 for one side of the partition member as the first partition side. It fixes via the fixing tool 40a. Further, the partition side fastener 48 is fixed to the third partition side connection receiving portion 49 for one side of the partition member via the third partition side fixing member 48a. Further, the partition-side mounting member 41 is fixed to the second partition-side connection receiving portion 45 for one side of the rear side portion via the second partition-side fixture 41a. A partition-side gas spring 46 is interposed between the partition-side fastener 48 and the fourth partition-side connection receiving portion 51.

  Therefore, the top plate 7 is supported by the link mechanisms 6 arranged at the front and rear, and is provided so as to be raised and lowered. Further, the top plate 7 supports the open top plate 7 by energizing the top plate 7 when the base frame side gas spring 14 and the partition side gas spring 46 are extended, while the top plate 7 is open. When the side gas spring 14 and the partition side gas spring 46 are contracted, the top plate 7 is urged so as to be turned down to keep the top plate 7 closed. The angle with respect to the top plate 7 is small, and the urging forces of the base frame side gas spring 14 and the partition side gas spring 46 do not act strongly on the top plate 7, whereby the top plate 7 is held in a lying state. .

  Next, a method of assembling the right side opening bed that is opened by raising the top plate 7 with the left side plate 2 side shown in FIG. 3 as the hinge side will be described. In this case, the connecting member 8 of the front frame side link mechanism 6a of the pair of link mechanisms 6 provided at the front and rear is connected to the first connection receiving portion 12b for the other side of the front plate via the first fixture 8a. Fix it. Further, the fastener 16 is fixed to the third connection receiving portion 17b for the other side of the front plate via the third fixing member 16a. Furthermore, the attachment member 9 is fixed to the second connection receiving portion 13b for the other side of the front side portion via the second fixture 9a. The underframe side gas spring 14 is interposed between the fastener 16 and the fourth connection receiving portion 19.

  Similarly, the partition-side connecting member 40 of the rear-side partition-side link mechanism 6b of the pair of link mechanisms 6 provided at the front and rear is connected to the first partition-side connection receiving portion 44 for the other side of the partition member as the first partition-side. It fixes via the fixing tool 40a. Further, the partition side fastener 48 is fixed to the third partition side connection receiving portion 49 for the other side of the partition member through the third partition side fixing member 48a. Furthermore, the partition side mounting member 41 is fixed to the second partition side connection receiving portion 45 for the other side of the rear side portion via the second partition side fixture 41a. A partition-side gas spring 46 is interposed between the partition-side fastener 48 and the fourth partition-side connection receiving portion 51. Therefore, the top plate 7 is supported by the link mechanisms 6 arranged at the front and rear, and is provided so as to be raised and lowered.

  Next, when the bed of the present invention is used as a vertically-opening bed in which the top plate 7 is raised and opened with the front plate 1 side as the hinge side, as shown in FIGS. A plate-like partition member 60 disposed in parallel with the left side plate 2 and the right side plate 3 is disposed between the rear plates 4. The partition member 60 allows the right side plate 3 side inside the frame 5 to be first. The left side plate 2 is partitioned as a second storage portion 62. Here, when the interval (S1) between the left side plate 2 and the right side plate 3 is about 1400 mm, the interval (S2) between the partition member 60 and the left side plate 2 is about 400 which is about 30 to 40% of S1. It is set as ˜600 mm.

  Here, the upper surface of the second storage portion 62 partitioned by the partition member 60, the front plate 1, the left side plate 2, and the rear plate 4 is closed by a plate-like top closing member 63. It is provided integrally with the partition member 60.

  On the left side of the underframe 5, a first left side opening 64, a second left side opening 65, and a third left side opening 66, which are each formed in a rectangular shape, are arranged in parallel in the horizontal direction. The second left side opening 65 is set wider than the first left side opening 64 and the third left side opening 66.

  The second storage unit 62 has a bottomed box cylindrical first drawer body 67, a second drawer body 68, and a third drawer body 69 each having an opening for taking in and out articles on the upper surface. The first left side opening 64, the second left side opening 65, and the third left side opening 66 are housed in a removable manner. Further, the second drawer body 68 corresponds to the first drawer body 67 and the width dimension of the first left side opening 64, the second left side opening 65, and the third drawer 66. It is set wider than the third drawer body 69. Further, the front plates 70, 71, 72 of the first drawer body 67, the second drawer body 68, and the third drawer body 69 constitute the left side plate 2 described above. In addition, a first partition side connection receiving portion 44c and a third partition side connection receiving portion 49c are provided on one side (front side) in the longitudinal direction of the partition member 60. Further, a footboard 21 is provided on the rear surface of the rear plate 4.

  Next, a method for assembling a vertically opened bed that is opened by raising the top plate 7 with the front plate 1 side shown in FIG. 10 as the hinge side will be described. In this case, of the pair of link mechanisms 6 provided on the left and right, the partition-side connecting member 40 of the left partition-side link mechanism 6b is fixed to the first partition-side connection receiving portion 44c for one side of the partition member. It fixes through the tool 40a. Further, the partition side fastener 48 is fixed to the third partition side connection receiving portion 49c for one side of the partition member via the third partition side fixing member 48a. Further, the partition-side attachment member 41 is fixed to the second partition-side connection receiving portion 45c for the left side portion via the second partition-side fixture 41a. A partition-side gas spring 46 is interposed between the partition-side fastener 48 and the fourth partition-side connection receiving portion 51.

  Similarly, the connecting member 8 of the right side frame-side link mechanism 6a of the pair of link mechanisms 6 provided on the left and right sides is connected to the first connection receiving portion 12d for one side of the right side plate via the first fixture 8a. Fix it. Further, the fastener 16 is fixed to the third connection receiving portion 17d for one side of the right side plate through the third fixing member 16a. Further, the attachment member 9 is fixed to the second connection receiving portion 13d for the right side portion via the second fixture 9a. The underframe side gas spring 14 is interposed between the fastener 16 and the fourth connection receiving portion 19. Therefore, the top plate 7 is supported by the link mechanisms 6 arranged on the left and right sides, and is provided up and down. Further, the top plate 7 supports the top plate 7 with the top plate 7 opened by energizing the top plate 7 when the underframe side gas spring 14 is extended, while the top plate 7 is contracted by the underframe side gas spring 14. In some cases, the top plate 7 is biased so as to face down, and the top plate 7 is kept closed.

  FIG. 10 shows another usage pattern of the above-described vertically opened bed. Between the front plate 1 and the rear plate 4 inside the frame 5, a plate shape arranged in parallel with the left side plate 2 and the right side plate 3. The partition member 80 divides the right side plate 3 side inside the underframe 5 as the first storage portion 81 and the left side plate 2 as the second storage portion 82. Here, when the interval (S1) between the left side plate 2 and the right side plate 3 is about 1400 mm, the interval (S2) between the partition member 80 and the right side plate 3 is about 400 which is about 30 to 40% of S1. It is set as ˜600 mm.

  Here, the upper surface of the second storage portion 82 partitioned by the partition member 80, the front plate 1, the right side plate 3, and the rear plate 4 is closed by a plate-like upper surface closing member 83. It is provided integrally with the partition member 80.

  A first left side opening 84, a second left side opening 85, and a third left side opening 86 formed in a rectangular shape are juxtaposed in the horizontal direction on the entire right side of the frame 5. The second left side opening 85 is set wider than the first left side opening 84 and the third left side opening 86.

  The second storage portion 82 has a bottomed box cylindrical first drawer body 87, a second drawer body 88, and a third drawer body 89 each having an opening for taking in and out articles on the upper surface. The first left side surface opening 84, the second left side surface opening 85, and the third left side surface opening 86 are accommodated in a freely removable manner. Further, in correspondence with the relationship of the width dimensions of the first left side opening 84, the second left side opening 85, and the third drawer 86, the second drawer 88 is composed of the first drawer 87 and the first drawer 87. It is set wider than the third drawer body 89. Further, the front plates 90, 91, 92 of the first drawer body 87, the second drawer body 88, and the third drawer body 89 constitute the right side plate 3 described above. Further, a first partition-side connection receiving portion 44d and a third partition-side connection receiving portion 49d are provided on one side (front side) of the partition member 60 in the longitudinal direction.

  Next, a method of assembling a vertically opened bed that is opened by raising the top plate 7 with the front plate 1 side shown in FIG. 11 as the hinge side will be described. In this case, of the pair of link mechanisms 6 provided on the left and right, the partition-side connecting member 40 of the right partition-side link mechanism 6b is fixed to the first partition-side connection receiving portion 44d for one side of the partition member. It fixes through the tool 40a. In addition, the partition side fastener 48 is fixed to the third partition side connection receiving portion 49d for one side of the partition member via the third partition side fixing member 48a. Further, the partition-side attachment member 41 is fixed to the second partition-side connection receiving portion 45d for the left side portion via the second partition-side fixture 41a. A partition-side gas spring 46 is interposed between the partition-side fastener 48 and the fourth partition-side connection receiving portion 51.

  Similarly, of the pair of link mechanisms 6 provided on the left and right, the connection member 8 of the left frame side link mechanism 6a is connected to the first connection receiving portion 12d for one side of the left side plate via the first fixture 8a. Fix it. Further, the fastener 16 is fixed to the third connection receiving portion 17d for one side of the left side plate via the third fixing member 16a. Further, the attachment member 9 is fixed to the second connection receiving portion 13d for the left side portion via the second fixing tool 9a. The underframe side gas spring 14 is interposed between the fastener 16 and the fourth connection receiving portion 19. Therefore, the top plate 7 is supported by the link mechanisms 6 arranged on the left and right sides, and is provided up and down. Further, the top plate 7 supports the open top plate 7 by energizing the top plate 7 when the base frame side gas spring 14 and the partition side gas spring 46 are extended, while the top plate 7 is open. When the side gas spring 14 and the partition side gas spring 46 are contracted, the top plate 7 is urged so as to be turned down to keep the top plate 7 closed.

  Next, the opening / closing operation of the link mechanism 6 will be described. The frame-side link mechanism 6a and the partition-side link mechanism 6b include a frame-side gas spring 14 and a partition-side gas spring 46 that contract as the top plate 7 closes from the state shown in FIGS. 4 and 6, respectively. And the first link member at the same time as rotating in the closing direction (right direction in the figure) opposite to the opening direction (left direction in the figure) of the top plate 7 shown in FIGS. 10, the second link member 11, the first partition-side link member 42, and the second partition-side link member 43 also rotate in the closing direction about the shaft 10a and the shaft 42a, respectively, and the top plate 7 Is finally brought into contact with the upper surface of the underframe 5 and held in a state parallel to the horizontal direction (see FIGS. 12 and 13).

  Next, a method for setting the urging force of the frame side gas spring 14 and the urging force of the partition side gas spring 46 will be described.

  First, FIG. 14 shows a side view of the vicinity of the top plate 7 with the top plate 7 closed in FIG. 2, where G is the center of gravity of the top plate 7 located at the center of the top plate 7, and W is The weight of the top plate 7, R1 is the reaction force received by the partition side gas spring 46 from the top plate 7 in the partition side mounting member 41, R2 is the reaction force received by the base frame side gas spring 14 from the top plate 7 in the mounting member 9, and , X is the distance from the rear side 7b of the top plate 7 to the partition side mounting member 41, and Y is the distance from the front side 7a of the top plate 7 to the mounting member 9.

  15 shows a side view of the vicinity of the top plate 7 with the top plate 7 closed in FIG. 3. Here, G is the center of gravity of the top plate 7 located at the center of the top plate 7, and W is the top view. The weight of the plate 7, R 1 is the reaction force of the partition side gas spring 46 that pushes back the weight W from the top plate 7 in the partition side mounting member 41, and R 2 is the reaction force that the base frame side gas spring 14 receives from the top plate 7 in the mounting member 9. The force and X are the distance from the front side 7a of the top plate 7 to the partition side mounting member 41, and Y is the distance from the rear side 7b of the top plate 7 to the mounting member 9.

  Further, FIG. 16 shows a side view of the vicinity of the top plate 7 with the top plate 7 closed in FIG. 10, where G is the center of gravity of the top plate 7 located at the center of the top plate 7, and W is the top plate. The weight of the plate 7, R1 is a reaction force received by the partition side gas spring 46 from the top plate 7 in the partition side mounting member 41, R2 is a reaction force received by the base frame side gas spring 14 from the top plate 7 in the mounting member 9, and X is a distance from the left side portion 7d of the top plate 7 to the partition side mounting member 41, and Y is a distance from the right side portion 7c of the top plate 7 to the mounting member 9.

  FIG. 17 shows a side view of the vicinity of the top plate 7 with the top plate 7 closed in FIG. 11, where G is the center of gravity of the top plate 7 located at the center of the top plate 7, and W is the top view. The weight of the plate 7, R1 is a reaction force received by the partition side gas spring 46 from the top plate 7 in the partition side mounting member 41, R2 is a reaction force received by the base frame side gas spring 14 from the top plate 7 in the mounting member 9, and X is a distance from the right side portion 7c of the top plate 7 to the partition side mounting member 41, and Y is a distance from the left side portion 7d of the top plate 7 to the mounting member 9.

  Here, Formula 1 is obtained by balancing the forces in the vertical direction in FIGS.

  Next, Formula 2 is obtained by balancing moments around the mounting member 9 in FIGS.

  From the equations 1 and 2, the reaction force R1 and the reaction force R1 are expressed as equations 3 and 4, respectively.

  Here, the following formula 5 is obtained by the balance of the forces in the vertical direction in FIGS.

  Next, the following formula 6 is obtained by balancing moments around the attachment member 9 in FIGS. 16 to 17.

  From the equations 5 and 6, the reaction force R1 and the reaction force R1 are expressed as the following equations 7 and 8, respectively.

  Similarly to the relationship between S1 and S2, X1 or X2 is set to about 30 to 40% of L or B, that is, X1 <L / 2, X2 <B / 2. ing. Further, as shown in FIGS. 14 to 17, the attachment member 9, that is, the frame side link mechanism 6a, is attached very close to the side portions 7a, 7c, 7d of the top plate 7 (Y1≈0). , Y2≈0), and R1 and R2 can be rephrased in the following formulas 9 to 12.

  When the length dimension L or width dimension B of the top plate 7, the gravity center position G of the top plate 7, the weight W of the top plate 7, and the distances X1 and X2 are determined in this way, the above equations 9 to 12 are applied. Since the forces R1 and R2 (R1> R2) are calculated, the urging force of the partition-side gas spring 46 and the urging force of the underframe-side gas spring 14 are equal to or greater than the reaction forces R1 and R2, respectively. The diameter D1 of the cylinder 14a, the diameter D2 of the rod 14b, the diameter D3 of the cylinder 46a of the partition side gas spring 46, and the diameter D4 of the rod 46b of the frame side gas spring 46 are selected. 46, the diameter D3 of the cylinder 46a and the diameter D4 of the rod 46b are larger than the diameter D1 of the cylinder 14a and the diameter D2 of the rod 14b of the underframe side gas spring 46, respectively. (D3> D1, D4> D2), and accordingly, the urging force (reaction force R1) of the partition side gas spring 46 is set larger than the urging force (reaction force R2) of the base frame side gas spring 14. The

  As described above, in the above-described embodiment, the top plate 7 is a bed that can be assembled to the left side, right side, and vertical side. The front plate 1 and the left and right side plates 2 and 3 are arranged in four directions. And a frame 5 constituted by the rear plate 4, a top plate 7 provided on the upper surface of the frame 5 via a link mechanism 6, and a front plate 1, left and right side plates 2, 3 and a rear plate 4 and a frame-side gas spring 14 as a frame-side urging means interposed between the top plate 7, the front plate 1, the left and right side plates 2, 3 and the rear selected within the frame 5. Partition members 30, 60, 80 that are arranged in parallel with any one of the face plates 4 and partition the inside of the frame 5 into the first storage portions 31, 61, 81 and the second storage portions 32, 62, 82, and Partition-side gas spring 4 as partition-side biasing means interposed between partition members 30, 60, 80 and top plate 7 6 and is applied from the top plate 7 to the partition side gas spring 46 and the frame side gas spring 14 in order to equalize the pressure W from the top plate 7 acting on the partition side gas spring 46 and the frame side gas spring 14. The urging force of the partition side gas spring 46 and the urging force of the underframe side gas spring 14 are individually set according to the loads R1 and R2. It is set larger than the urging force.

  Further, a frame 5 constituted by the front plate 1, the left and right side plates 2 and 3 and the rear plate 4 arranged in four directions, and a ceiling provided on the upper surface of the frame 5 via a link mechanism 6 so as to be able to rise and fall. The frame side link mechanism 6a included in the link mechanism 6 includes a connection member 8 to be connected to the frame 5, an attachment member 9 to be connected to the top plate 7, and one side in the longitudinal direction of the connection member 8. A first link member 10 that connects one side of the attachment member 9 in the longitudinal direction; and a second link member 11 that connects the other side in the longitudinal direction of the connection member 8 and the other side in the longitudinal direction of the attachment member 9; In addition, a first connection receiving portion 12 for selectively connecting the connecting member 8 to the front plate 1 and the left and right side plates 2 and 3 is provided, and attachment members are provided on the front side and the left and right sides of the top plate 7. The second connection receiving portion 13 for selectively connecting 9 is provided between the base frame 5 and the top plate 7. A fastener 16 for connecting the base end of the frame-side gas spring 14 is selectively attached to the front plate 1 and the left and right side plates 2 and 3 with a frame-side gas spring 14 as a frame-side biasing means interposed. Each of the beds is provided with a third connection receiving portion 16 and a fourth frame side connection receiving portion 19 for connecting the tip end 18 of the frame side gas spring 14 to the mounting member 9 of the frame side link mechanism 6a. In addition, the frame 5 is arranged in parallel with any one of the selected front plate 1, left and right side plates 2, 3, and rear plate 4, and the inside of the frame 5 is arranged in the first storage units 31, 61. 81 and the second storage portions 32, 62, and 82, and the partition side link mechanism 6 b included in the link mechanism 6 is connected to the partition members 30, 60, and 80. A member 40 and a partition-side mounting member 41 to be connected to the top plate 7; A partition-side link member 42 that connects the cut-side connecting member 40 and the partition-side mounting member 41, and a first partition-side connection receiving portion 44 that connects the partition-side connecting member 40 to the partition members 30, 60, 80 is provided. And a second partition-side connection receiving portion 45 for connecting the partition-side mounting member 41 to the top plate 7, and a partition-side gas as partition-side biasing means between the partition members 30, 60, 80 and the top plate 7. A third partition-side connection receiving portion for attaching a partition-side fastener 48 for connecting the base end 47 of the partition-side gas spring 46 to the partition members 30, 60, 80 is provided with the spring 46 interposed therebetween. The partition side mounting member 41 of the side link mechanism 6 b is provided with a fourth partition side connection receiving portion 51 that connects the tip 50 of the partition side gas spring 46, and the ceiling acting on the partition side gas spring 46 and the frame side gas spring 14. Board 7 to equalize the pressure W from the top plate 7 according to the loads R1 and R2 applied to the partition side gas spring 46 and the frame side gas spring 14 from the top plate 7, and the frame side gas spring 46 Since the urging force of 14 is individually set, the urging force of the partition side gas spring 46 is set larger than the urging force of the underframe side gas spring 14.

  In this case, the first connection receiving portion 12 is fixed to either the front plate 1 or the left and right side plates 2 and 3, and the attachment member 9 is further attached to the front side, the left and right sides, and the rear of the top plate 7. By fixing to either one of the side portions, the first connection receiving portion 12 and the second connection receiving portion 13 that are provided in advance such as a left side opening, a right side opening, and a vertical opening are provided. The bed that can be easily assembled using the third connection receiving portion 16 can be efficiently stored by providing a plurality of storage portions inside the underframe 5, and the top plate 7. The urging force of the partition-side gas spring 46, which is closer to the center of gravity position G of the top plate 7, is applied from the center of gravity position G of the top plate 7 in correspondence with the load from the top plate 7 that is concentrated closer to the center of gravity position G. Set larger than the urging force of the frame side gas spring 14 which is the far side, By adjusting the biasing force of the rings 14 and 46, the top plate 7 of the top plate 7 accompanying the depression near the partition side link member 42 that supports the side near the center of gravity G of the top plate 7 due to insufficient biasing force of the partition side gas spring 46 can be obtained. Prevent delays in tilt and undulations. As a result, the top plate 7 can be smoothly raised and lowered without being affected by the mounting positions of the gas springs 14 and 46, and the wear of the link mechanism 6 and the gas springs 14 and 46 can be prevented to shorten the product life. It becomes possible to prevent.

  Further, the second storage portions 32, 62, 82 are connected to the drawer bodies 36, 37, 67, 68, 69, 87, 88, 89 through the openings 34, 35, 64, 65, 66, 84, 85, 86. It was set as the drawer storage part which accommodates freely.

  In this case, the storage units 32, 62, and 82 that allow the drawers 36, 37, 67, 68, 69, 87, 88, and 89 to be inserted and removed are provided, so that it is possible to efficiently store the drawers.

  As described above, the bed according to the present invention can be applied to various uses. For example, the first to third connection receiving portions may be provided in advance so that a vertically opened bed can be assembled by raising the top plate with the rear plate side as the hinge side. Further, the numerical values of S1 and S2, the ratio of S1 and S2, and the ratio of reaction forces R1 and R2 in the embodiment can be appropriately changed.

DESCRIPTION OF SYMBOLS 1 Front plate 2, 3 Left and right side plate 4 Rear plate 5 Base frame 6 Link mechanism 6a Base frame side link mechanism 6b Partition side link mechanism 7 Top plate 8 Connecting member 9 Attachment member 10 First link member 11 Second link member 12 1st connection receiving part 13 2nd connection receiving part 14 Base frame side gas spring (base frame side urging means)
16 Fastener 17 3rd connection receiving part 19 4th connection receiving part 30,60,80 Partition member 31 1st accommodating part 32 2nd accommodating part 36,37,67,68,69,87,88, 89 Drawer 40 Partition side connection member 41 Partition side attachment member 42 First partition side link member 43 Second partition side link member 44 First partition side connection receiving portion 45 Second partition side connection receiving portion 46 Partition side Gas spring (partitioning side biasing means)
48 partition side fastener 49 3rd partition side connection receiving part 51 4th partition side connection receiving part R1, R2 Reaction force (load)

Claims (4)

  A bed that allows the top plate to be opened to the left side, right side, and further vertically. The bed is composed of a front plate, left and right side plates, and a rear plate arranged in four directions. The top plate provided on the upper surface via a link mechanism so as to be able to move up and down, the frame side biasing means interposed between any one of the front plate, the left and right side plates and the rear plate, and the top plate; A partition member arranged in parallel to any one of the front plate, the left and right side plates and the rear plate selected inside the underframe, and partitioning the inside of the underframe into a first storage portion and a second storage portion; A partition-side biasing means interposed between the partition member and the top plate, the partition-side biasing means for equalizing the pressure from the top plate acting on the partition-side biasing means and the frame side biasing means. The biasing force of the side biasing means is set to be larger than the biasing force of the frame side biasing means. Bed, characterized in that. A front frame arranged in four directions, left and right side plates and a rear plate, and a top plate provided on the upper surface of the base frame via a link mechanism so as to be raised and lowered. A frame side connecting member to be connected to the frame, a frame side mounting member to be connected to the top plate, a frame side link member for connecting the frame side connecting member and the frame side mounting member, In addition, each of the front plate, the left and right side plates, and the rear plate is provided with a first frame side connection receiving portion for selectively connecting the frame side connection member, and the front side and the left and right sides of the top plate are provided. A second frame-side connection receiving portion for selectively connecting the frame-side mounting member to the side and the rear side is provided, and a frame-side biasing means is interposed between the frame and the top plate. And connecting the base end of the frame side biasing means to the front plate, the left and right side plates and the rear plate. A fourth frame-side coupling receiver for providing a third frame-side coupling receiving portion for selectively mounting the frame-side fastener and coupling the tip of the frame-side urging means to the attachment member of the link mechanism. A bed with a section,
A partition member disposed in parallel with the selected one of the front plate, the left and right side plates, and the rear plate, and partitioning the inside of the frame into a first storage portion and a second storage portion. The link mechanism is connected to the partition member, the partition side connection member is connected to the top plate, and the partition side link member is connected to the partition side connection member and the partition side attachment member. And a first partition side connection receiving portion for connecting the partition side connection member to the partition member, and a second partition side connection receiving portion for connecting the partition side mounting member to the top plate. A third partition-side connection receiving portion for interposing a partition-side urging means between the partition member and the top plate and attaching a partition-side fastener for connecting a base end of the partition-side urging means to the partition member A partition of the partition side link mechanism The mounting member is provided with a fourth partition-side connection receiving portion for connecting the tip of the partition-side urging means, and the pressure from the top plate acting on the partition-side urging means and the frame-side urging means is equalized. The bed is characterized in that the urging force of the partition side urging means is set to be larger than the urging force of the underframe side urging means in order to make it possible.   The bed according to claim 1 or 2, wherein the second storage portion is a drawer storage portion in which a drawer body is detachably stored.   The bed according to any one of claims 1 to 3, wherein the frame side biasing means and the partitioning side biasing means are gas springs.

Images