JP4820650B2 - Door support device - Google Patents

Description

  The present invention relates to a door support device that rotatably supports a door by pin support.

As a conventional door support device, for example, there is one disclosed in Patent Document 1 below. The lower door support device 35 in this door support device is supported by inserting a pin 42 provided on the floor side member 39 into a hole provided on the door side member 37.
JP 2005-133526 A

  However, according to such a configuration, when the floor-side member 39 is set at a predetermined position, the fixing long hole is located near the door frame. Therefore, when the screw is screwed into the floor through the long hole, The tool hits the door frame and the screws become slanted. When fixing the floor member to the floor, if the screw is screwed in an oblique direction in this way, not only the fixing of the floor member is incomplete, but the floor member itself has moved. There was a risk that the pin position could not be finely adjusted. If the pin position cannot be finely adjusted, it will interfere with the opening and closing of the door.

  Further, since the floor member 39 has an asymmetrical shape (FIG. 9), it cannot be used for both the left and right doors.

  Therefore, the problem to be solved by the present invention is that the floor-side member can be reliably fixed to the floor and the pin position can be easily finely adjusted. It is providing the novel door support apparatus which has the structure which can be used also for the door of this.

  In order to solve the above-mentioned problem, the present invention according to claim 1 is a door support device for pin-supporting the lower part on one side in the width direction of the door with respect to the floor, and the floor side member has a recess on the back side. The housing includes a formed housing and a slide member that is slidably fitted and received in the recess of the housing. The housing is provided with a long pin hole and a screw hole substantially closer to the tip than the long pin hole. The slide member is provided with a pin that protrudes upward through the long pin hole of the housing, and a long hole and / or a long groove for screw insertion corresponding to the screw hole of the housing. When the housing is fitted and accommodated in the recess on the back surface of the housing, the housing floats from the lower end of the slide member. In this state, the screw is inserted into the screw hole and the long hole and / or the long groove for inserting the screw. With the housing is fixed to the floor by screwing on the floor, and slide member, characterized in that it is fixed in a state of being pressed against the floor.

  According to a second aspect of the present invention, in the door support device according to the first aspect, both the housing and the slide member have a symmetric configuration with respect to the longitudinal axis in the slide direction, and can also be used as the left and right doors. It is characterized by being.

  According to the present invention, in the support device for pin-supporting the lower part of the door to the floor, the floor-side member can be reliably fixed to the floor, and the pin position can be easily finely adjusted. Moreover, since the floor-side member of the support device according to the present invention is formed symmetrically, it can also be used as the left and right doors.

  1 to 3 show an embodiment of a door device to which a door support device according to the present invention is applied. In this door device, a door 4 is provided in an opening 3 formed by a door frame 1 and a floor 2. The door frame 1 is configured as a three-way frame (or a gate-shaped frame) having an upper frame 5 and left and right vertical frames 6 and 7 and has no lower frame for barrier-free. The door 4 is a single opening type, and in this embodiment, the door 4 is attached to the opening 3 so as to be openable and closable by being rotatable on a horizontal plane with the right vertical frame 7 side as a fulcrum.

  The door frame 1 and the door 4 are mainly formed of a wood fiber board (MDF or the like), for example, and a decorative material is provided on at least an exposed surface thereof. As the decorative material, a flexible material is selected. For example, a natural veneer obtained by cutting natural wood or a synthetic resin sheet printed with various patterns on the surface thereof is used.

  The floor 2 is formed of a wood-based material such as plywood, wood fiber board (MDF, etc.), wood chipboard, and single board laminated board, and the same decorative material as described above is provided on the surface thereof.

  The left and right vertical frames 6 and 7 are provided with door stoppers 9 and 10 over substantially the entire length thereof, respectively, and a door stopper 11 is also provided at the center of the upper frame 5 in the width direction. Substantially abuts on the door stops 9, 10, and 11 (FIGS. 2 and 3). Buffer pieces 12 and 13 are provided on the door stopper 9 provided on the left vertical frame 6 and the door stopper 11 provided on the upper frame 5, respectively. The buffer piece 12 reduces the impact sound by reducing the impact when the door 4 is closed.

  The door 4 is supported by a pivot hinge (pin support) by an upper door support device 20 and a lower door support device 30 on one side (right side in FIG. 1) of the width direction W, respectively. The pivot hinge can be rotated in a horizontal plane around a vertically provided pin. A handle 8 is provided at a substantially intermediate height position on the other side of the door 4 (left side in FIG. 1).

  The upper support device 20 includes an upper frame side member 21 attached to the upper frame 5 of the door frame 4 and a door side member 22 attached to the upper portion of the door 4, and the tip of the pin 23 provided on the door side member 22. The pin is supported by inserting the (upper end) into a hole 24 provided in the upper frame side member 21. The pin 23 is always urged upward by the coil spring 26, but the pin 23 is moved downward against the urging of the coil spring 26 by pulling the knob 25 provided at the base end (lower end) of the pin 23 downward. The tip of the pin 23 can be removed from the hole 24 of the upper frame side member 21 by being moved.

  On the other hand, the lower support device 30 includes a door-side member 31 attached to the lower portion of the door and a floor-side member 32 attached to the floor, and the tip (upper end) of the pin 33 provided on the floor-side member 32 is the door-side member. The pin is supported by being inserted into a hole 31 a provided in the hole 31. Since the door-side member 31 is placed at the tip of the pin 33 inserted into the hole 31a, the pin 33 supports substantially the entire weight of the door 4 including the door-side members 22 and 31. Reference numeral 14 indicates a floor parting.

  The main feature of the present invention lies in the configuration of the floor side member 32 of the lower support device 30, which will be described in detail below with reference to FIGS. 4 to 7.

  The floor member 32 includes a slide member 35 having the above-described pin 33 and a pin long hole 34 through which the pin 33 is slidably inserted, and the slide member 35 is slidably moved in the longitudinal direction of the pin long hole 34. And a housing 36.

  In particular, referring to FIG. 6, the housing 36 has a recess 37 on the back surface side, and the slide member 35 is accommodated in the recess 37 so as to be slidable in a fitted state. The concave portion 37 includes a rectangular small-width portion 37a opened on the back side (door side) thereof, and has a large main portion 37b continuously on the near side of the small-width portion 37a, and the front end 38 side of the main portion 37b. (Anti-door side) is closed.

  In the housing 36, the pin long hole 34 is formed so as to be positioned from substantially the center to the back side (door side), and the slide member 35 is disposed on the front side (opposite door side) with respect to the pin long hole 34. A screw hole 39 is provided for pressing and fixing to the floor 2. Although the number and arrangement of the screw holes 39 are arbitrary, in the illustrated embodiment, two screw holes are provided on both sides near the tip of the pin elongated hole 34, and the tip 38 is aligned with the axis of the pin elongated hole 34. One screw hole is provided on the side.

  In particular, referring to FIG. 7, the slide member 35 has a planar shape substantially corresponding to the concave portion 37 of the housing 36, and is continuous with the square convex portion 42 on the back end side and the front side of the convex portion 42. And a main part 43. The convex portion 42 is slidably accommodated in the small width portion 37 a of the concave portion 37, and the main portion 43 is slidably accommodated in the main portion 37 b of the concave portion 37. The distal end 43 a of the main portion 43 has an arc shape corresponding to the closed end 38 of the recess 37, and the slide member 35 is closest to the housing 36 when the distal end 43 a substantially contacts the closed end 37 c. (The position farthest away from the door 4).

  Corresponding to the position of the pin long hole 34 in the housing 36, the pin 33 of the slide member 35 is formed so as to be positioned from substantially the center to the back side (door side). Corresponding to the position of the screw hole 39 in the housing 36, the slide member 35 has two screw long holes 40 on the front side (opposite door side) from the pin 33, and one piece opened at the tip 43a. A screw notch 41 is formed.

  The floor side member 32 having the above-described configuration is attached in a state where the slide member 35 is fitted and received in the concave portion 37 on the back surface side of the housing 36 and the pin 33 protrudes upward from the pin long hole 34. It is placed on the floor 2 near the lower end of the door 4 and screwed into the floor 2 through screws (not shown) from above into the screw holes 39 of the housing 36, the screw long holes 40 of the slide member 35, and the screw notches 41.

  When the floor member 32 is attached, the screw hole 39 in the housing 36 is located substantially on the front side with respect to the pin 33 protruding upward through the pin long hole. On the other hand, the screw can be screwed vertically. Therefore, the housing 36 can be securely fixed to the floor 2. Since the lower end of the slide member 35 accommodated in the concave portion 37 of the housing 36 is in a state of floating from the lower end of the housing 36 by a distance d, the slide member 35 is fixed while being pressed against the floor 2. (FIG. 5). The distance d adopts an appropriate value within the range of 0.5 to 1.5 mm.

  Further, when the housing 36 is fixed to the floor 2 in this way, the slide member 35 is slidable relative to the housing 36 within a range in which the pin 33 is slidable in the longitudinal direction of the pin long hole 34. It is. Therefore, the position of the pin 33 can be finely adjusted before the screw is screwed into the floor 2 from the screw hole 39. Even in a state where the housing 36 is fixed, the position of the pin 33 can be finely adjusted again by once loosening the screw. Since the screw passes through the screw long hole 40 and the screw notch 41 in the slide member 35, the pin 33 is allowed to slide in the pin long hole 34.

It is a front view showing one embodiment of a door device to which a door support device according to the present invention is applied. It is AA sectional drawing in FIG. It is BB sectional drawing in FIG. It is a top view which shows the floor side member of the lower door support apparatus in the support apparatus of the door of FIG. It is a front view of this floor side member. They are the perspective view (a) seen from the upper side of the housing which comprises this floor side member, and the perspective view (b) seen from the lower side. It is a perspective view of the slide member which comprises this floor side member with the housing of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Door frame 2 Floor 4 Door 20 Upper door support apparatus 30 Lower door support apparatus 31 Door side member 32 of a lower door support apparatus Floor side member 33 of a lower door support apparatus Pin 34 Pin long hole 35 Slide member 36 Housing 37 Recessed part 39 Screw Hole 40 Screw long hole (long hole for screw insertion)
41 Screw notch (long groove for screw insertion)

Claims (2)

A door support device for pin-supporting the lower part of one side in the width direction of the door with respect to the floor, and the floor side member is slidably fitted to the housing having a recess formed on the back side and the recess of the housing. The housing is provided with a slide member to be accommodated. The housing is provided with a pin long hole and a screw hole is provided substantially on the tip side of the pin long hole. The slide member is inserted through the pin long hole of the housing. When the slide member is fitted and accommodated in the recess on the back surface of the housing, the housing is a slide member. The housing is fixed to the floor by screwing the screw into the floor through the screw hole and the long hole for screw insertion and / or the long groove in this state. Rutotomoni, characterized in that the sliding member is fixed in a state of being pressed against the floor, the door of the support device. 2. The door support device according to claim 1, wherein both the housing and the slide member have a left-right symmetric configuration with respect to the longitudinal axis of the slide direction, and can be used as left and right doors.

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