JP6529484B2 - Drum turntable combined carriage - Google Patents

Description

  The present invention relates to a carriage having a function as a rotation table on which a drum such as a cable drum is placed and rotated.

  The cable drum has a cylindrical portion around which a cable is wound, and large-diameter flange portions provided on both left and right ends of the cylindrical portion (having a shape like a so-called "wire winding") .

  The applicant manufactures and sells a drum roller in which four small rotary rollers are disposed at positions corresponding to the corners of a square. A pair of rotating rollers are arranged to rotatably support one large diameter flange portion at the front and rear, and they are configured as a left and right pair.

  The drum roller as described above supports the drum at four points in principle. On the other hand, the drum can be supported more stably by adopting a configuration in which the front outer side and the inner side and the rear outer side and the inner side at the front side outer side and the inner side are supported in a total of 8 points can do.

  When the drum is supported at eight points as described above, the drum can be supported more stably, but since the number of supporting points increases (4 to 8), there is a risk that the drum may roll undesirably. It gets bigger.

  Also, in order to support the drum at eight points, if each of the four rollers is cylindrically extended to support both large diameter flanges, a conventional device provided with four small rotating rollers and In comparison, the overall weight may be quite large, which may make it difficult to move or route the drum roller.

  In order to overcome these problems, the inventor of the present invention has made intensive studies and created a configuration that facilitates movement of the device by providing a roller for movement on the frame.

  Then, not only facilitating the movement of the device, but also providing an upper surface on which a drum and other construction tools can be mounted, and creating a configuration having a function as a carriage for transporting the drum.

  Furthermore, in order to prevent the drum from rolling, a mode in which a chain or a string member is used is adopted, and it has also been proposed to provide a storage case portion for storing at least a part of the chain or the string member.

  The present invention has been made based on the above findings. An object of the present invention is to provide a combined drum / rotary carriage that can be easily moved, can also function as a carriage, and can prevent rolling of the drum when functioning as a turntable.

  The present invention relates to a drum mounting frame having an upper surface on which the drum and other construction tools can be mounted when moving the drum, and a plurality of moving drums provided on the lower surface side of the drum mounting frame. , A holding member attached to the drum mounting frame, a chain or string member fixed at one end to the drum mounting frame, and a storage case for housing at least a part of the chain or string member And a pair of front side bearings rotatably holding the front outer roller and the front inner roller in parallel with each other and an engaging portion capable of detachably engaging the other end of the chain or the string member A plate is pivotally mounted on the front side of the drum mounting frame relative to the drum mounting frame, and a rear outer roller and a rear inner roller A pair of rear side bearing plates rotatably supported in parallel with each other are pivotally attached to the drum mounting frame on the rear side of the drum mounting frame, and the front outer roller, The front inner roller, the rear outer roller, and the rear inner roller function as a rotary base of the drum in a state where the upper surface of the drum mounting frame is rotated downward, and the front outer roller When the roller, the front inner roller, the rear outer roller, and the rear inner roller function as a rotary table of a drum, the chain or the string member is configured to support the drum as the front outer roller, the front inner roller, the rear outer roller And to apply to the drum a pulling force toward the side of the rear inner roller. In wound state supported jig drum, a drum rotating table combined bogie, characterized in that is adapted to be engaged removably with the engaging portion.

  According to the present invention, the plurality of rollers for movement are provided, and by the attachment of the gripping member, movement or routing is easy. Further, the present invention can function as a carriage because it has an upper surface on which a drum, other construction tools and the like can be placed. And, in the present invention, when functioning as a rotating base of the drum, the rolling of the drum can be effectively prevented by the chain or the string member being wound around the drum or a jig supported by the drum. .

  When functioning as a drum turntable, the gripping members may be removed from the drum mounting frame, if desired.

  Further, according to the present invention, since one end side of the chain or string member is fixed to the drum mounting frame, there is no possibility that the chain or string member is lost, and at least a part of the chain or string member is accommodated. As it is housed in the case part, the presence of the chain or string member does not matter when moving or routing.

  Preferably, an insertion rod which can be inserted into the hollow shaft portion of the drum is removably attached to the drum mounting frame, and the insertion rod comprises the front outer roller, the front inner roller, the rear outer side. When the roller and the rear inner roller function as a turntable for the drum, they are inserted into the hollow shaft portion of the drum and wound around the chain or cord member as the jig.

  In this case, rolling of the drum can be prevented more reliably.

  Preferably, the front bearing plate is fixed to the drum mounting frame via a spring.

  In this case, the spring absorbs the impact when setting the drum and / or the impact when removing the drum.

  In addition, at least at the time of the present application, a configuration in which both ends of the chain or cord member are detachably engaged with the drum mounting frame is not excluded from the protection target of the present application.

  That is, according to the present invention, there is provided a drum mounting frame having an upper surface on which the drum and other construction tools can be mounted when moving the drum, and a moving frame provided on the lower surface side of the drum mounting frame. A plurality of rollers, a grasping member removably attached to the drum mounting frame, an accommodating case portion accommodating at least a portion of a chain or a string member, and at least a portion of the accommodating case portion Chain or cord member, one end side engaging portion capable of detachably engaging one end side of the chain or cord member, and the other end side capable of detachably engaging the other end side of the chain or cord member A pair of front side bearing plates provided with engaging portions and rotatably holding the front outer roller and the front inner roller in parallel are the front side of the drum mounting frame In the drum mounting frame, a pair of rear side bearing plates are swingably attached to the drum mounting frame and rotatably hold the rear outer roller and the rear inner roller in parallel. The front outer roller, the front inner roller, the rear outer roller, and the rear inner roller are swingably attached to the rear side of the drum mounting frame. When the upper surface is turned downward, the front outer roller, the front inner roller, the rear outer roller, and the rear inner roller function as a rotating base of the drum. When the chain or string member is engaged, the drum is used as the front outer roller, the front inner roller, the rear The one end side engaging portion and the other end side in a state of being wound around the drum or a jig supported by the drum so as to apply a pulling force to the drum by the side roller and the rear inner roller side. It is a drum turntable combined carriage which is characterized in that it is adapted to be detachably engaged with the engaging portion.

  According to the present invention, the plurality of rollers for movement are provided, and by the attachment of the gripping member, movement or routing is easy. Further, the present invention can function as a carriage because it has an upper surface on which a drum, other construction tools and the like can be placed. And, in the present invention, when functioning as a rotating base of the drum, the rolling of the drum can be effectively prevented by the chain or the string member being wound around the drum or a jig supported by the drum. .

It is a schematic perspective view of the drum turntable combined carriage which concerns on one Embodiment of this invention. It is a schematic perspective view in the case of using the drum turntable combined carriage of FIG. 1 as a drum turntable. It is a schematic perspective view which shows the state which set the drum to the drum rotation stand combined use trolley | bogie of FIG. It is a schematic perspective view which shows the drum rotating base and combined use trolley | bogie of FIG. 1 thru | or 3 at the time of accommodation. FIG. 5 is a schematic side view (partial view) of the drum combination carriage and carriage of FIGS. 1 to 4 showing a state immediately before setting the drum; FIG. 5 is a schematic side view (partial view) of the drum turntable of FIGS. 1 to 4 with the drum set.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is a schematic perspective view of a drum combined use carriage 1 according to an embodiment of the present invention, and FIG. 2 is a schematic perspective view of the drum combined use carriage 1 shown in FIG. FIG. 3 is a schematic perspective view showing a state in which the drum 2 is set on the combined drum rotating carriage 1 of FIG. 2; FIG. 4 is a combined drum rotating carriage of FIGS. 1 to 3 when stored; 1 is a schematic perspective view showing 1; FIG. 5 is a schematic side view (partial view) of the carriage with a drum rotating table of FIGS. 1 to 4 showing the state immediately before setting the drum, and FIG. 6 is a view showing the state where the drum is set. FIG. 5 is a schematic side view (partial view) of the drum-rotary combined carriage of FIG.

  In particular, as shown in FIG. 1, the drum combined use carriage 1 according to this embodiment is a substantially rectangular drum having an upper surface on which the drum 2 and other construction tools can be placed when moving the drum 2. A mounting frame 10 is provided. On the lower surface side of the drum mounting frame 10, as a plurality of rollers for movement, a pair of free rollers 11a and 11b on the front side and a pair of fixed rollers 12a and 12b on the rear side are provided.

  In addition, the holding member 20 is detachably attached to the drum mounting frame 10 in the drum combined use carriage 1 according to the present embodiment. The gripping member 20 of the present embodiment has a pair of left and right vertically extending support portions 21a and 21b, and a horizontally extending gripping bar 22, and the lower end portions of each of the support portions 21a and 21b are Releasably secured to the rear end of the drum mounting frame 10 by any known fastening member.

  Further, on both side surfaces on the rear side of the drum mounting frame 10, a chain fixing portion 13 to which one end of the chain 30 is fixed is provided. Further, most of the chain 30 including the other end of the chain 30 is housed in a housing case portion 14 provided on the drum mounting frame 10. The housing case portion 14 of the present embodiment provides a part of the upper surface on which the drum 2 and other construction tools can be placed, while the predetermined position from the ground contact surface of each of the moving rollers 11a, 11b, 12a, 12b. The height of the interior space is lowered to ensure the height of the The housing case 14 is provided with a lid which is opened and closed by a hinge mechanism 14 h. Moreover, the window part (not shown) which can penetrate the chain 30 is provided in a part of side part of the storage case part 14. The chain 30 is always exposed in the area from the window portion to the chain fixing portion 13.

  Further, in the present embodiment, in the region in the vicinity of each of the free rollers 11a and 11b in the drum mounting frame 10, the other end of the chain 30 is detachably engaged with the engagement slit 15 (an embodiment of the engagement portion ) Is formed.

  In particular, as shown in FIGS. 1 and 2, a pair of front side bearing plates 40 holding the front outer roller 41 and the front inner roller 42 rotatably in parallel are fixed to the front side of the drum mounting frame 10 The support protrusion 16 is attached to the support protrusion 16 and the drum mounting frame 10 in a swingable manner. Specifically, for example, a pin member (not shown) extending laterally from the front side bearing plate 40 pivotably penetrates a through hole (not shown) provided in the support projection 16. The reinforcing shaft 43 is passed between the pair of front bearing plates 40 along the swing axis.

  In substantially the same manner, a pair of rear side bearing plates 50 for holding the rear outer roller 51 and the rear inner roller 52 rotatably in parallel to each other is provided on the support projection 17 fixed on the rear side of the drum mounting frame 10. It is swingably attached to the support protrusion 17 and the drum mounting frame 10. Specifically, for example, a pin member (not shown) extending laterally from the rear side bearing plate 50 pivotably penetrates a through hole (not shown) provided in the support projection 17. The reinforcing shaft 53 is passed between the pair of rear side bearing plates 50 along the swing axis.

  In the present embodiment, the height of the swinging shaft (pin member 40p) of the front side bearing plate 40 and the height of the swinging shaft (pin member 50p) of the rear side bearing plate 50 are the same. Thereby, the heights of the two reinforcing shafts 43 and 53 are equalized. For this reason, the height (thickness) of the drum combined use carriage 1 is suppressed.

  And especially as shown in FIG.2 and FIG.3, the front outer roller 41, the front inner roller 42, the back inner roller 52, and the back outer roller 51 are the states by which the upper surface of the flame | frame 10 for drum mounting was turned downward. , And functions as a turntable for the drum 2.

  The front side bearing plate 40 of the present embodiment is fixed to the drum mounting frame 10 also via a spring 45, as particularly shown in FIG. 5 and FIG. Thereby, the spring 45 absorbs the impact when setting the drum 2 and / or the impact when removing the drum 2.

  Further, as shown in FIGS. 5 and 6 in particular, in order to guide the swinging of the front side bearing plate 40, a swinging guide pin 16p is provided on the support projection 16 of the present embodiment. The bearing plate 40 is provided with a swing guide groove 40g in which the swing guide pin 16p slides. By these, the impact at the time of setting the drum 2 and / or the impact at the time of taking out the drum 2 can be received by the spring 45 more stably. However, by adopting the configuration, the support projection 16 is higher than the support projection 17.

  Returning to FIG. 3, when the front outer roller 41, the front inner roller 42, the rear inner roller 52, and the rear outer roller 51 function as a turntable for the drum 2, the chain 30 performs the drum 2 as the front outer roller 41, the front. The drum 2 is wound around a jig supported by the drum 2 or the drum 2 in order to apply a pulling force to the drum 2 to the side of the inner roller 42, the rear inner roller 52, and the rear outer roller 51.

  In the present embodiment, when the front outer roller 41, the front inner roller 42, the rear inner roller 52, and the rear outer roller 51 function as a turntable for the drum 2, the insertion rod 70 is inserted into the hollow shaft portion 2c of the drum 2, It is wound by a chain 30 as the jig. The insertion rod 70 is, for example, removably attached to the drum mounting frame 10.

  The insertion rod 70 of the present embodiment includes a cylindrical shaft portion 71, a chain winding portion 73 provided at one end of the shaft portion 71 and guiding a winding of the chain 30, and the chain winding portion 73; And a large diameter flange portion 74 in contact with the large diameter flange portion of the drum 2 provided at a predetermined distance from the winding portion 73.

  Further, an auxiliary hollow rod 75 having an inner diameter larger than that of the shaft portion 71 is slidably fitted on the shaft portion 71, and the auxiliary hollow rod 75 has a chain at one end. A chain winding portion 77 having a pair of collar portions 76 for guiding the winding of 30 is provided, and a large diameter collar portion 78 is in contact with the large diameter flange portion of the drum 2 at the other end.

  Next, the operation of the present embodiment will be described.

  First, as shown in FIG. 1, the combined use with the drum turntable 1 according to the present embodiment can function as a truck. As shown in FIG. 1, the upper surface of the drum mounting frame 10 provides a substantially rectangular flat surface, on which the drum 2 and other construction tools can be mounted.

  Further, since the gripping member 20 is attached, by operating the gripping bar 22 of the gripping member 20 by hand, it is easy to move or draw the drum rotation carriage 1. In particular, since a combination of the free rollers 11a and 11b and the fixed rollers 12a and 12b is adopted, the movement or the routing of the drum rotation table / car 1 is much easier. Further, since the majority of the chain 30 is accommodated in the accommodating case portion 14, the presence of the chain 30 does not disturb the movement or routing of the drum combined carriage 1.

  Next, the drum combined use carriage 1 according to the present embodiment can function as a turntable of the drum 2. In this case, the upper surface of the drum mounting frame 10 is turned downward, and the front outer roller 41, the front inner roller 42, the rear inner roller 52, and the rear outer roller 51 are exposed to the upper surface (FIG. 2 and FIG. See Figure 3). On the other hand, the chain 30 is taken out of the storage case portion 14 and the holding member 20 is also removed from the drum mounting frame 10 as required.

  Then, as shown in FIG. 5, for example, the drum 2 is placed on the rear outer roller 51 from the outside of the rear outer roller 51. Then, the drum 2 is placed on the rear inner roller 52, the front inner roller 42, and the front outer roller 41 in order while being rolled.

  At this time, since the spring 45 is provided between the front side bearing plate 40 and the drum mounting frame 10, the spring 45 absorbs the impact when setting the drum 2. In particular, in the present embodiment, when the swinging guide pin 16p of the support projection 16 and the swinging guide groove 40g of the front side bearing plate 40 slide, the impact when setting the drum 2 is made more stable. Can be received by the spring 45.

  Then, in the present embodiment, the insertion rod 70 is inserted into the hollow shaft portion 2 c of the drum 2 and wound around by the chain 30. Specifically, the insertion rod 70 is inserted from one side of the hollow shaft portion 2 c of the drum 2, and the large diameter flange portion 74 abuts on the large diameter flange portion of the drum 2. Then, the auxiliary hollow rod 75 is fitted to the shaft portion 71 of the insertion rod 70 projecting from the other side of the hollow shaft portion 2c of the drum 2, and the large diameter flange portion 78 of the auxiliary hollow rod 75 It abuts on the radial flange. In this state, the chains 30 fixed to the chain fixing portions 13 on both side surfaces of the drum mounting frame 10 are wound around the chain winding portions 73 and 77 (state of FIG. 4).

  Then, a part of the other end side of each chain 30 is detachably engaged with the engagement slit 15 provided in the area near each of the free rollers 11a and 11b.

  When the drum 2 rotates, the insertion rod 70 slides on the hollow shaft portion 2 c of the drum 2. That is, the insertion rod 70 and the auxiliary hollow rod 75 hardly rotate even when the drum 2 rotates. Therefore, the chain 30 is stably fixed to each chain winding portion 73, 77, and the drum 2 is effectively prevented from being rolled undesirably.

  When the drum 2 is removed, the chain 30 is removed from the engagement slit 15 and each chain winding portion 73, 77, the insertion rod 70 and the auxiliary hollow rod 75 are removed from the drum 2, and then the drum 2 is removed from the rear outer roller 52. Roll to the outside.

  At this time, since the spring 45 is provided between the front bearing plate 40 and the drum mounting frame 10, the spring 45 also absorbs an impact when the drum 2 is removed. In particular, in the present embodiment, when the swinging guide pin 16p of the support projection 16 and the swinging guide groove 40g of the front side bearing plate 40 slide, the impact when removing the drum 2 is made more stable. It can be received by the spring 45.

  Thereafter, the chain 30 is stored in the storage case portion 14 and stored in the storage state as shown in FIG. 4 or the gripping member 20 is attached again and returned to the carriage state of FIG.

  As described above, according to the drum combined use carriage 1 of the present embodiment, the plurality of moving rollers 11a, 11b, 12a, 12b are provided, and the holding member 20 is attached. , Easy to move or lead around. Further, since the drum combined use carriage 1 of the present embodiment has an upper surface on which the drum 2 and other construction tools and the like can be placed, it can function as a dolly. Then, when the drum combined use carriage 1 according to the present embodiment functions as a turntable of the drum 2, the chain 30 is wound around the insertion rod 70 and the auxiliary hollow rod 75 supported by the drum 2 to obtain the drum The rolling of 2 can be effectively prevented.

  Further, according to the drum rotation table combined carriage 1 of the present embodiment, since one end side of the chain 30 is fixed to the drum mounting frame 10, there is no risk of the chain 30 being lost, and a part of the chain 30 Is accommodated in the accommodating case portion 14, so the presence of the chain 30 does not matter when moving or routing.

  Further, according to the drum combined use carriage 1 of this embodiment, since the front side bearing plate 40 is fixed to the drum mounting frame 10 via the spring 45, the impact when setting the drum 2 The spring 45 effectively absorbs the impact when taking out the drum 2 and / or.

  In the above embodiment, it is preferable that the insertion rod 70 and the auxiliary hollow rod 75 be removably attached to the drum mounting frame 10.

  Moreover, in the above embodiment, the holding member 20 is not limited to the removal type, and may be a bending type or a folding type. In short, the gripping member 20 is good if it does not get in the way when used as a turntable.

  Moreover, in the above embodiment, various cord members (cords, ropes, cables, etc.) may be used instead of the chain 30. In these cases, the engagement slit 15 is also replaced by a corresponding engagement portion for removably engaging various cord members.

  In addition, at least at the time of the present application, a configuration of a type in which each of the chain 30 or both ends of the cord member is detachably engaged with the drum mounting frame 10 is not excluded from the protection target of the present application.

DESCRIPTION OF SYMBOLS 1 drum rotation table combined use carriage 2 drum 2c hollow shaft portion 10 drum mounting frame 11a, 11b flexible roller 12a, 12b fixed roller 13 chain fixing portion 14 accommodation case portion 14h hinge mechanism 15 engagement slit 16 support projection 16p swing Guide pin 17 Support projection 17p Rocking guide pin 20 Gripping members 21a, 21b Support part 22 Gripping bar 30 Chain 40 Front side bearing plate 40g Rocking guide groove 41 Front outer roller 42 Front inner roller 43 Reinforcing shaft 45 Spring 50 Rear Side bearing plate 50g Swing guide groove 51 Rear outer roller 52 Rear inner roller 53 Reinforcement shaft 70 Insertion rod 71 Shaft portion 72 Flange portion 73 Chain winding portion 74 Large diameter flange portion 75 Auxiliary hollow rod 76 Flange portion 77 Chain winding portion 78 Large diameter buttocks

Claims (4)

A drum mounting frame having an upper surface on which the drum and other construction tools can be mounted when moving the drum;
A plurality of moving rollers provided on the lower surface side of the drum mounting frame;
A gripping member attached to the drum mounting frame;
A chain or string member of which one end is fixed to the drum mounting frame;
A storage case portion for storing at least a part of the chain or the string member;
An engagement portion capable of detachably engaging the other end of the chain or the string member;
Equipped with
A pair of front side bearing plates rotatably holding the front outer roller and the front inner roller together in parallel are pivotally attached to the drum mounting frame on the front side of the drum mounting frame Yes,
A pair of rear side bearing plates rotatably holding the rear outer roller and the rear inner roller in parallel are pivotally attached to the drum mounting frame on the rear side of the drum mounting frame. Yes,
The front outer roller, the front inner roller, the rear outer roller, and the rear inner roller function as a drum rotation base in a state where the upper surface of the drum mounting frame is turned downward. Yes,
When the front outer roller, the front inner roller, the rear outer roller, and the rear inner roller function as a rotary base of a drum, the chain or the string member is configured to be the drum as the front outer roller, the front inner roller, The drum is releasably engaged with the engaging portion in a state of being wound around the drum or a jig supported by the drum so as to apply a pulling force to the drum on the side of the rear outer roller and the rear inner roller. A drum rotating table combined use truck characterized by being carried out. An insertion rod that can be inserted into the hollow shaft portion of the drum is removably attached to the drum mounting frame,
The insertion rod is inserted into the hollow shaft portion of the drum when the front outer roller, the front inner roller, the rear outer roller, and the rear inner roller function as a turntable for the drum, and the chain or the chain as the jig The drum rotating base and combined use carriage according to claim 1, characterized in that it is wound by a string member. The carriage as claimed in claim 1 or 2, wherein the front bearing plate is fixed to the drum mounting frame via a spring. A drum mounting frame having an upper surface on which the drum and other construction tools can be mounted when moving the drum;
A plurality of moving rollers provided on the lower surface side of the drum mounting frame;
A gripping member removably attached to the drum mounting frame;
A housing case portion for housing at least a part of the chain or the string member;
A chain or string member at least a part of which is accommodated in the accommodation case;
One end side engaging portion capable of detachably engaging one end side of the chain or the string member;
The other end side engaging portion capable of detachably engaging the other end side of the chain or the string member;
Equipped with
A pair of front side bearing plates rotatably holding the front outer roller and the front inner roller together in parallel are pivotally attached to the drum mounting frame on the front side of the drum mounting frame Yes,
A pair of rear side bearing plates rotatably holding the rear outer roller and the rear inner roller in parallel are pivotally attached to the drum mounting frame on the rear side of the drum mounting frame. Yes,
The front outer roller, the front inner roller, the rear outer roller, and the rear inner roller function as a drum rotation base in a state where the upper surface of the drum mounting frame is turned downward. Yes,
When the front outer roller, the front inner roller, the rear outer roller, and the rear inner roller function as a rotary base of a drum, the chain or the string member is configured to be the drum as the front outer roller, the front inner roller, The one end side engaging portion and the other end in a state of being wound around the drum or a jig supported by the drum so as to apply a pulling force to the drum from the rear outer roller and the rear inner roller. What is claimed is: 1. A drum rotating base combined carriage that is adapted to be detachably engaged with a side engaging part.

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