JP2002220920A - Built-up worktable - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable easy assembling, disassembling and handling operations of a built-up worktable. SOLUTION: A built-up worktable comprises dollies 10 and cloth boards 20. The dolly 10 is fitted with wheels 16a and 16b, and also provided with a pair of base bars 11, 12 with supporting posts 17 fixed thereon, a horizontal linking bar 22 with its both ends fastened to the lower part of the supporting posts 17, a horizontal beam 21 with its both ends fastened to the top end of the supporting posts 17. The cloth boards 20 are laid across the horizontal beams 21 of the dollies 10 placed in parallel, while braces 25 are set across on joint pins 24 provided on the horizontal linking bars 22. When assembling the worktable, the plurality of dollies 10 are wheeled to a predetermined position, and after the positioning, the cloth boards 20 are laid over the dollies.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembling workbench used when a worker enters a building site or a civil engineering site to perform work at a high place or work on a ceiling surface.

[0002]

2. Description of the Related Art In a construction site, a movable assembly worktable is used to perform interior finishing work on a ceiling surface or work in a high place. As such an assembling work table, there is a conventional one as disclosed in Japanese Patent Application Laid-Open No. 9-317160. This assembling workbench has a vertical column fixed to both ends of a horizontal bar, a caster is attached, and a horizontal beam is connected to the upper end of the column to form a frame with casters. Are connected by brace and assembled by placing a cloth board on the horizontal beam of the two connected frames.

[0003]

In such an assembling worktable, members such as a frame and a cloth plate constituting the worktable are disassembled and stored near a construction site so that the worktable can be used when work is performed. Although the frame can be assembled, the frame itself cannot be self-propelled, and the operator must carry each member such as the frame to the work place by hand. Similarly, after the work is completed, the operator must carry each member by hand to a predetermined storage location. For this reason, not only many workers are required for the assembling work and the disassembling work of the assembling work table, but also the work of transporting each member becomes heavy labor.

An object of the present invention is to make it possible to easily perform an assembling operation, a disassembling operation and a carrying operation of an assembling worktable.

[0005]

According to the present invention, there is provided an assembling-type workbench having two base bars each having a caster mounted thereon and a column fixed thereto, and both ends fixed to a lower portion of each of the columns. A traveling carriage having a horizontal connecting bar connecting the two base bars, and a horizontal beam whose both ends are fixed to the upper end of each of the columns, and the horizontal beam is parallel to each other. A plurality of cloth plates to be bridged between the respective horizontal beams in the one traveling vehicle and the other traveling vehicle arranged, and a connection pin provided on the horizontal connecting bar of the one traveling vehicle, It has a brace attached between a connecting pin provided on the horizontal connecting bar of the other traveling vehicle. Further, in the assembling workbench of the present invention, the support is fixed to a base bar and fitted to a lower portion of the support to which the horizontal connecting bar is fixed, and to the lower portion of the support so as to be vertically movable. And the upper end has a column upper portion to which the horizontal beam member is fixed, a sleeve is slidably mounted on the horizontal connecting rod member, and the connecting pin is attached to the sleeve. I do.

Further, the assembling type work table of the present invention is characterized in that a cloth plate supporting surface is provided on the base bar, and the cloth plate is placed on the traveling carriage and transported. The distance between one ends of the two base bars is longer than the distance between the other ends, and the base bars are horizontally inclined in mutually opposite directions.
The other end portions of the book base bars are connected by a connection base bar.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail based on an embodiment shown in the drawings. FIG. 1 is a perspective view showing an assembling work table according to an embodiment of the present invention, FIG. 2 is a perspective view showing a traveling vehicle shown in FIG. 1, and FIG. 3 is a plan view of FIG. FIG. 4 is a front view of FIG. 2, and FIG. 5 is a right side view of FIG.

The assembling work table shown in FIG. 1 is assembled by arranging three traveling vehicles 10 in parallel with each other, and hanging three cloth plates 20 between two traveling vehicles 10 adjacent to each other. ing. Each of the traveling vehicles 10 has a three-sided frame having one end opened and the other end connected by two base bars 11, 12 and a connecting base bar 13 connecting these ends. It has a base frame 14 made of one piece. The two base bars 11 and 12 are made of a steel material having an L-shaped cross section having a horizontal portion and a vertical portion, and the other ends thereof are welded to both ends of a plate-shaped connection base bar 13 to thereby form a base. A frame 14 is formed. However, the cross section L
The base frame 14 is bent by bending the
May be formed, and the base frame 14 may be formed using a square pipe.

At one end of each of the base bars 11 and 12, a mounting bracket 15 is projected outward in the horizontal direction.
Are mounted on the lower surface of the mounting bracket 15 so that wheels or casters 16a are rotatably mounted. On the lower surfaces of the other end portions of the base bars 11 and 12, casters 16b are rotatably mounted. ing. Therefore, since a total of four casters 16a and 16b are attached to the base frame 14, the base frame 14 can be run as it is. In the case shown in FIG. 1, the mounting bracket 15 is formed by welding an L-shaped steel material to the ends of the base bars 11, 12, but the mounting bracket 15 and the base bars 11, 12 are integrated and mounted. The bracket 15 may be bent outward.

As shown in FIG. 3, when the interval between one ends of the base bars 11 and 12 is L1 and the interval between the other ends is L2, L1 is set to be larger than L2. The base bars 11 and 12 are inclined in mutually opposite directions in a horizontal plane. That is, the base bars 11 and 12 are extended so that the open end of the base frame 14 is widened.
Has a tapered shape.

A support 17 is fixed to each of the base bars 11 and 12 so as to approach one end thereof.
The column 17 includes a column lower portion 17a made of a hollow round pipe fixed to the base bars 11 and 12 by welding, and a column lower portion 1a.
7a, a column upper part 17b made of a hollow round pipe is fitted into the inside of 7a so as to be adjustable and movable in the vertical direction. A plurality of through-holes 18 are provided at predetermined lengths in
b is formed, and a through hole 18 is formed in an upper end portion of the pillar lower portion 17a.
a is formed, and the length of the column 17 in the vertical direction can be changed in a plurality of steps by passing the stopper pin 19 penetrating through the through hole 18a through any of the through holes 18b of the column upper portion 17b. FIG. 2 shows the upper part 17b of the support.
5 shows a state in which the support pin 17 protrudes to the uppermost position by passing the stopper pin 19 through the lowermost through hole 18b. The retaining pin 19 is attached to the lower column 17a by a wire or a chain (not shown) to prevent loss.

A horizontal beam 21 made of a hollow round bar is fixed to each of the column upper portions 17b, and a cloth plate 20 is hooked on the horizontal beam 21. Is a hook 20a hooked on the horizontal beam 21
Is provided.

Both ends of a horizontal connecting rod 22 made of a hollow square pipe are fixed to the lower column 17a.
The two columns 17 are interconnected by two. This horizontal connecting rod 22 has two sleeves 23 having a rectangular cross section.
Are slidable along the horizontal connecting bar 22, and a connecting pin 24 is fixed to each sleeve 23. An end of a brace 25 is attached to the connecting pin 24, and as shown in FIG. 1, the horizontal connecting rod 2 of the two traveling vehicles 10 arranged in parallel with each other.
The two can be connected by two braces 25.

There are a plurality of types of cloth plates 20 having different lengths from each other. For example, the metric standard cloth board 20 has a size of 1829 mm, and the inch standard cloth board 20 has a size of 1800 mm. Therefore, by sliding the sleeve 23 provided with the connecting pin 24 for fine adjustment, it is possible to mount the cloth boards 20 of any standard having different lengths from each other.

Further, a brace (not shown) is connected between the opposing columns 17 of the two traveling carts 10 adjacent to each other, and a brace 25 connecting the horizontal connecting bar 22 and the column 17 are connected. Traveling cart 1
0 can be strongly connected.

The width dimension D of each cloth plate 20 is set to about one third of the length dimension of the horizontal beam member 21.
Two cloth plates 20 are arranged between two traveling vehicles 10 at a time. However, any width can be used as the width of the cloth plate 20.

The assembling work table of the present invention can be assembled with at least two traveling vehicles 10 and a plurality of cloth plates 20. When assembling, the upper column 17b
Are arranged in parallel with each other, and the horizontal beams 21 of the respective traveling vehicles 10 are adjusted.
Hook 20a of the cloth plate 20 is hooked. Next, a brace 25 is attached to a connection pin 24 provided on the horizontal connection bar 22 of each traveling vehicle 10, and the support 1
Attach a brace (not shown) between 7. This allows
The assembly of the assembling worktable including the two traveling carts 10 and the three cloth boards 20 is completed. Since the traveling carriage 10 does not fall over during assembly, the cloth board 20 can be mounted in a state where the traveling carriage 10 is arranged at a predetermined position, and the work table can be easily assembled by a small number of workers. When connecting two adjacent traveling vehicles 10 using the brace 25, the distance between the traveling vehicles 10 can be adjusted by sliding the sleeve 23 along the horizontal connecting bar 22. Any of a plurality of types of cloth plates 20 having different lengths can be attached.

FIG. 1 shows three carriages 10 and six cloth plates 2.
FIG. 9 is a diagram showing a work table assembled with 0, and a work table of any length can be assembled by using a larger number of traveling vehicles 10. Further, if a plurality of work tables assembled to a predetermined length are arranged in the width direction, a wide work space can be secured according to the construction site. When the assembly of the workbench is completed, a handrail support is attached to the support 17 as necessary, and a handrail is attached to the handrail support in the horizontal direction. Thereby, the worker can work safely on the worktable. In addition, depending on the height of the horizontal beam 21, a ladder may be mounted between the horizontal connecting bar 22 of the traveling vehicle 10 located at the end of the worktable and the horizontal beam 21 immediately above the horizontal connecting bar 22. good.

As described above, the work table can be easily assembled by a small number of workers, and the assembled work table can be easily disassembled.

FIG. 6 shows three traveling boards 2 on one traveling vehicle 10.
0 shows a state in which 0 is stacked and mounted. As shown in FIG. 3, the struts 17 of the traveling carriage 10 have respective base bars 1.
When one end of the base rods 11 and 12 and the column 17 and the dimension are M1, and the dimension of the other end and the column 17 are M2, the base bar 11 The dimension M2 up to the other ends of the members 11 and 12 is set to be longer than the width dimension D of the cloth plate 20. A portion having a size M2 of each of the base bars 11 and 12 is a cloth plate supporting surface 26. Thereby, as shown in FIG. 5, a plurality of cloth boards 20 can be horizontally stacked and mounted on the base frame 14, and the operator can move the traveling carriage 10 in the mounted state. , Traveling trolley 10
Will also function as a wheelbarrow for transporting the cloth plate 20. Further, the traveling carriage 10 and the cloth board 20 can be stored in a stacked state. As shown in FIG. 6, the cloth plate supporting surface 26 is inclined downward toward the other end surfaces of the respective base bars 11 and 12.

At the other end of each of the base bars 11 and 12, a cloth plate holding bar 27 is attached so as to be swingable about a pin 28, and the cloth plate 20 is placed on the cloth plate support surface 26. At the time of mounting, the cloth plate holding bar 27 is raised upright so that the cloth plate 20 does not drop. FIG.
Are shown in a stacked state, but the cloth plate 20 may be mounted on the cloth plate support surface 26 in a state of standing upright. Therefore, the cloth plate supporting surface 26 is not necessarily required.
May be shorter than the width M of the cloth plate 20 without being longer than the width M.

FIG. 7 is a plan view showing a state in which the traveling carriage 10 is stored when the assembling work table is not used. The base bars 11, 12 are not parallel to each other.
Since it is in the spread state, it is possible to store a large number of traveling vehicles in a narrow space in a state of being stacked in the front-rear direction. As shown in FIG. 7, when a plurality of traveling vehicles 10 are stacked, the cloth support surface 2 of the leading traveling vehicle 10
The cloth plates 20 can be stacked on 6. As shown in FIG. 6, when another traveling vehicle 20 is stacked on the traveling vehicle 10 in a state where the cloth plates 20 are stacked, the base frame body 14 of the other traveling vehicle 20 does not abut on the cloth plate 20. The cloth plate supporting surface 26 on the upper surfaces of the base bars 11 and 12 is slightly downwardly inclined from the column 17 toward the other end. Thus, when the other traveling vehicle 10 is slid in the front-rear direction on the traveling vehicle 10 on which the cloth plate 20 is mounted, the base frame 1
A large number of traveling vehicles 10 can be stacked in a ring in the horizontal direction without the hitting of the cloth plate 20 by the 4.

FIG. 8 is a perspective view showing a modification of the traveling carriage 10 described above. In this case, the base bars 11 and 12 are shown.
A leg piece bar 31 for vertical installation is attached to one end of each of the support bars 17 so as to be parallel to the support column 17. Is attached. Therefore, in this case, the leg bar 31 is brought into contact with the base surface, and the distal end surface of the auxiliary bar 32 is brought into contact with the base surface, so that the traveling trolley 10 becomes perpendicular to the base bars 11, 12. The column 17 can be stored so as to be horizontal.

FIG. 9 and FIG. 10 are views showing a modified example of the traveling vehicle 10, in which two base bars 11,
12 are parallel to each other, and the connecting base bar 13 described above is not provided. Traveling cart 10 of this type
In storing the plurality of traveling carts 10, as shown in FIG. 10, the base bars 11 and 12 adjacent to each other are alternately arranged on the outside and the inside.
The traveling trolleys can be stacked laterally. When stacking in this manner, the casters 16 of the adjacent traveling carts
A guide rod 29 is mounted inside each of the base bars 11 and 12 so that a and 16b do not interfere with each other.

The present invention is not limited to the above embodiment, and it goes without saying that various changes can be made without departing from the spirit of the present invention. For example, horizontal connecting rod 2
2 are provided with two sleeves 23 each provided with a connecting pin 24. One connecting pin 24 is fixed to the horizontal connecting bar 22 and only one connecting pin is attached to the sleeve 23. In any case, the distance between the two traveling vehicles 10 can be changed to connect them with the brace 25. Further, in the traveling vehicle shown in FIG. 2, the connecting base bar 13 may not be used as in the case shown in FIG.

[0026]

As described above, according to the present invention, a pair of assembling work platforms are formed by two traveling vehicles and a cloth plate spanned therebetween, and the traveling vehicles are assembled at the time of assembly. The traveling cart can be moved to an arbitrary position by causing the operator to travel. Thus, the assembling work can be performed quickly and easily by a small number of workers.

The support is composed of a support upper portion and a support lower portion, and the height of the support can be adjusted to an arbitrary height by vertically moving the support upper portion. It can be changed to any height.

Since the connecting pin to which the end of the brace connecting the two adjacent traveling carts is attached is provided on the sleeve slidably mounted on the horizontal connecting bar, the interval between the traveling carts is set to the distance of the cloth plate. The connection can be made with fine adjustment according to the length.

Since the distance between the one ends of the base bar of the traveling vehicle is set longer than the distance between the other ends, a plurality of traveling vehicles can be stacked and stored in the front-rear direction.

By connecting the other end of the base bar with a connecting base bar, the strength of the base portion of the traveling vehicle can be improved.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an assembling workbench according to an embodiment of the present invention.

FIG. 2 is a perspective view showing the traveling vehicle shown in FIG.

FIG. 3 is a plan view of FIG. 2;

FIG. 4 is a front view of FIG. 2;

FIG. 5 is a right side view of FIG. 2;

FIG. 6 is a side view showing the traveling carriage in a state where a cloth board is loaded.

FIG. 7 is a plan view showing a state where a plurality of traveling vehicles are stacked and stored.

FIG. 8 is a perspective view showing a traveling carriage of an assembling worktable according to another embodiment of the present invention.

FIG. 9 is a perspective view showing a traveling carriage of an assembling worktable according to another embodiment of the present invention.

10 is a plan view showing a state in which a plurality of traveling vehicles shown in FIG. 9 are stacked and stored.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Traveling trolley 11 Base bar 12 Base bar 13 Connection base bar 14 Base frame 15 Mounting bracket 16a, 16b Caster 17 Support 17a Support lower 17b Support upper 18a, 18b Through hole 19 Stop pin 20 Cloth board 21 Horizontal beam 22 Horizontal connecting bar 23 Sleeve 24 Connecting pin 25 Brace 26 Cloth board support surface 27 Cloth holding bar 28 Pin

Claims (6)

[Claims] 1. Two base bars each having a caster mounted thereon and a column fixed thereto, and a horizontal connecting bar connected at both ends to a lower portion of each of the columns and connecting the two base bars. And a traveling vehicle having horizontal beams whose both ends are fixed to the upper end of each of the pillars; one traveling vehicle and the other traveling vehicle arranged so that the horizontal beams are parallel to each other A plurality of cloth plates spanned between the respective horizontal beams, a connecting pin provided on the horizontal connecting bar of one of the traveling vehicles, and a connecting pin provided on the horizontal connecting bar of the other traveling vehicle. An assembly-type work table, having a brace attached between the connection pin and the connection pin. 2. The worktable according to claim 1, wherein:
The column is fixed to a base bar and the column lower portion to which the horizontal connecting bar is fixed, and the lower portion of the column is vertically movably fitted to the column lower portion and the horizontal beam is fixed to the upper end. An assembling workbench comprising: 3. The assembling type worktable according to claim 1, wherein a sleeve is slidably mounted on said horizontal connecting rod, and said connecting pin is mounted on said sleeve. Workbench. 4. The assembling workbench according to claim 1, wherein a cloth plate supporting surface is provided on the base bar, and the cloth plate is placed and transported on the traveling carriage. An assembling workbench characterized in that: 5. The assembling worktable according to claim 1, wherein a distance between one ends of the two base bars in the traveling vehicle is a distance between the other ends. An assembling workbench wherein the base bar is inclined horizontally and in opposite directions to each other. 6. The assembly worktable according to claim 5, wherein
The other end of the two base bars is connected by a connection base bar.