JP3495304B2 - Temporary skirting board mounting device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a side edge portion of a scaffolding board, a temporary stage, a work stage, a work table or the like (hereinafter referred to as "scaffolding board") temporarily installed at a construction site or the like. The present invention relates to a temporary skirting board mounting device for mounting a skirting board in a vertical posture. This skirting board is used to prevent tools and the like placed on the scaffolding board from accidentally falling, but in addition to preventing such tools and tools from falling,
Includes the concept of handrails to prevent workers from falling.

[0002]

2. Description of the Related Art In a high place work on a scaffolding board or the like at a construction work site, various construction articles such as bolts, nuts, metal fittings and the like held by the operator, various tools placed on the feet, etc. There is always the risk of accidentally dropping materials and equipment, leading to an accident. Therefore, as a safety measure, conventionally, by fixing another scaffolding board or an appropriate strip plate material at the construction site in the shape of a weir board to the side edge of the scaffolding board by binding it with wire or wire and fixing it. , A method of preventing articles from falling from the scaffolding board is adopted.

However, in such a conventional fall prevention means, a great deal of labor and time are required for the work of attaching another scaffold plate or strip plate material to each scaffold plate and removing it after the construction, and There was a problem that stability and reliability were also insufficient.

In view of the above circumstances, the present invention can easily and easily attach the skirting board to the vertical posture along the side edge portion of the scaffolding board or the like, and can easily remove the skirting board from the scaffolding board or the like. An object is to provide a mounting device for a temporary skirting board. In addition, the skirting board here is used as a general skirting board to prevent the tools etc. placed on the scaffolding board etc. from accidentally falling as described above, and also to prevent the worker from falling. It includes the concept of handrails.

[0005]

The invention according to claim 1 is
A device for vertically attaching a skirting board 2 along a side edge portion of a scaffolding board 1 or the like, wherein the scaffolding board 1 or the like is provided with a recessed groove portion 3 along a side edge portion of an upper surface thereof and a recessed portion on a side end surface 1a. The portion 4 is provided in parallel with the groove portion 3, and the inner portion of the skirting board body 5 is detachably engaged with the groove portion 3 so that the lower portion of the inner skirting body 5 has a scaffolding board 1 or the like. A vertical shaft 6 that abuts against the side end face 1a of the base plate and a tilted position that is separated from the side end face 1a so as to be swingable. A through hole 7 is provided at a position facing the concave recess 4 while being supported in a posture, and a lock member 8 can be moved only up and down in the through hole 7 and is always urged upward by a spring 9. Engagement recess 4a provided on the upper end side in the recessed recess 4 at the tip of the lock member 8 which is supported through and protrudes inward from the through hole 7. Kakarihama is characterized by comprising projecting the engaging Hamatotsu portion 10 for locking the skirting body 5 in a vertical posture.

According to a second aspect of the present invention, in the mounting device for the temporary skirting board according to the first aspect, the engaging projection 10 of the lock member 8 is provided with a downwardly inclined sloped surface 19 on the tip side thereof. Is characterized by.

According to a third aspect of the present invention, in the temporary skirting board mounting device according to the first or second aspect, both upper and lower projecting ridge walls 11 projecting from the lower end portion of the outer surface of the skirting body 5 and the upper portion thereof are provided. , 12
The operating rod 14 is vertically movably supported in a penetrating manner, and the operating rod 14 has a lock projecting outwardly from a through hole 7 of the skirting board body 5 at a required portion between the upper and lower ridge walls 11 and 12. The outer protruding portion 8a of the member 8 is integrally connected, and a spring 9 for constantly biasing the lock member 8 upward is interposed between the outer protruding portion 8a and the lower protruding wall 12. Is characterized by.

According to a fourth aspect of the present invention, in the temporary skirting board attaching apparatus according to the third aspect, the lock member 8 has an outer projecting portion 8a projecting outward from the through hole 7 of the skirting body 5 on the upper surface side. To
A sliding contact guide 20 that slidably contacts the outer surface of the skirting board body 5 is provided.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a temporary skirting board mounting device according to the present invention will be described in detail with reference to the drawings. FIG. 1 shows the temporary skirting board mounting device on the outer surface side of the skirting board. 2 is a front view seen from above, FIG. 2 (A) is a partially enlarged front view of FIG. 1,
(B) is a sectional view taken along line XX of (A), FIG. 3 is an exploded perspective view of a temporary skirting board attaching device, and FIG. FIG. Further, FIG. 5 is an external perspective view showing the scaffolding plate 1 as an example.

First, with respect to the scaffolding plate 1, as shown in FIGS. 2, 4 and 5, a groove 3 is formed along each side edge of the upper surface of the scaffolding plate 1 over the entire longitudinal direction of the scaffolding plate 1. The recessed recess 4 is provided on the side end surface 1a of the scaffolding plate 1 adjacent to the recessed groove 3 in parallel with the recessed groove 3 over the entire longitudinal direction of the scaffolding plate 1, and inside the recessed recess 4 An engaging recess 4a is provided at the upper end on the back side of the.

The skirting board 2 has a hollow board-like skirting board body 5 made of an extruded aluminum material, and the inner surface side of the skirting board body 5 can be engaged with and disengaged from the concave groove portion 3 on the scaffolding board 1 side. A pivot shaft 6 that swingably supports the skirting board main body 5 between the vertical posture in which the lower portion of the inner surface abuts the side end surface 1a of the scaffolding plate 1 and the inclined posture in which the skirting board main body 5 is in contact with the side end surface 1a of the scaffolding plate 1. It is projected. This vertical posture is shown in FIG. 2B and FIG.
The tilted posture is shown in and of FIG.

Below the base of the skirting board 5, in a state where the skirting board main body 5 is supported in a vertical posture, the concave portion 4 of the scaffolding plate side end surface 1a is formed.
A horizontally elongated through hole 7 opening on both inner and outer surfaces of the skirting board body 5 with a required width w and height t. The flat plate-shaped locking member 8 is provided in the through hole 7. , Is vertically movable within the range of the height t of the through hole 7, is normally urged upward by the spring 9 and is pierced and supported while being pressed against the upper end 7a of the through hole 7, and protrudes inward from the through hole 7. The lock member 8 has a distal end portion at which the engagement recess 4 in the recess 4 is formed.
Engagement protrusions 10 are provided to project upward so as to lock the skirting board body 5 in the vertical posture by engaging with a.
Although the through holes 7 through which the lock members 8 are inserted are provided on both left and right ends of the skirting board body 5 as shown in FIG. 1, the piercing board 2 having a short length may have only one through hole. 3 or more may be provided in the long skirting board 2.

As can be seen from FIGS. 2 and 3, on the outer surface of the skirting board main body 5, the ridge walls 11 are provided at the lower end and the upper part thereof, respectively.
12 are provided over the entire length of the skirting board main body 5, and the upper and lower projecting strip walls 11 and 12 are provided on the outward projecting portion 8a of the lock member 8 projecting outward from the through hole 7. Bolt insertion hole 11 at a position that vertically opposes the bolt hole 13
a and 12a are provided so that the large-diameter shaft portion 15 of the stepped bolt 14 (operation rod) is used for the bolt insertion hole 1 of the upper projecting wall 11.
1a, the small diameter screw shaft portion 16 is inserted from the bolt hole 13 on the lock member 8 side into the bolt insertion hole 12a of the lower ridge wall 12, and the small diameter screw shaft portion 16 of the lock member 8 is inserted. The coil spring 9 that constantly urges the lock member 8 upward is interposed between the outer protruding portion 8a and the lower protruding wall 12 and further protrudes downward from the bolt insertion hole 12a of the lower protruding wall 12. The nut 17 is screwed into the small diameter screw shaft portion 16.

In this state, the outward protruding portion 8a of the lock member 8 is pressed against the lower end of the large-diameter shaft portion 15 by the urging force of the coil spring 9, so that the lock member 8 is stepped bolt 14.
And the nut 17 is connected to the lower ridge wall 1 together.
2 is pressed against the lower surface of the stepped bolt 14
When the bolt 4 is pushed upward against the urging force of the coil spring 9 while the upper protrusion wall 11 is separated from the upper protrusion wall 11, the lock member 8 moves downward together with the bolt 14.

Further, as shown in each drawing, since the engaging projection 10 of the lock member 8 has a downwardly inclined sloped surface 19 formed on the tip end side thereof, when the skirting board 2 is attached, the skirting board main body is attached. The pivot 6 on the side of 5 is engaged with the groove 3 on the side of the scaffolding plate 1 to
From the inclined posture as described above, the skirting board main body 5 is swung in the rising direction so that the tip end portion of the lock member 8 is formed into the curved guide portion 18 formed on the upper end side of the entrance portion of the recessed portion 4.
When the lock member 8 is appropriately pushed down against the spring 9 by the wedge effect of the inclined surface 19, the engaging projection 10 at the tip of the lock member 8 is curved as shown in FIG.
It slides along and is guided to the engagement recess 4a in the recess 4 as shown in FIG. That is, since the inclined surface 19 is provided on the tip side of the engaging projection 10, the engaging projection 10 at the tip of the lock member 8 is recessed by merely raising the skirting board body 5 from the inclined posture to the vertical posture. It is possible to automatically engage with the engagement recess 4a of No. 4 and to attach the skirting board 2 to the skirting board 2 with one touch.

Further, in this lock member 8, a sliding contact guide 20 slidably contacting the outer surface of the skirting board main body 5 is provided on an outer protruding portion 8a protruding outward from the through hole 7 of the skirting board main body 5. It is projected vertically to. By providing this sliding contact guide 20, the lock member 8 can always move vertically with respect to the skirting board main body 5 and can move up and down appropriately, whereby the lock operation by the lock member 8 and It is possible to reliably perform the unlock operation.

A method of attaching the skirting board 2 by using the temporary skirting board attaching device having the above-described structure will be described with reference to FIG. First, as shown in the figure,
In the inclined state, the pivot shaft 6 is engaged with the concave groove portion 3 of the scaffolding plate 1 to have the inclined posture as illustrated. From this tilted posture, when the skirting board body 5 is swung in the rising direction around the pivot 6 engaged with the recessed groove portion 3, the inclined surface 19 at the tip of the lock member 8 causes the upper end side of the entrance portion of the recessed concave portion 4. Curved guide part 18
While the lock member 8 is pushed down against the coil spring 9 by the wedge effect of the inclined surface 19, the engaging convex portion 10 at the tip of the lock member 8 extends along the curved guide portion 18 as shown in FIG. Sliding, and as shown in FIG.
When 0 exceeds the curved guide portion 18, the biasing force of the coil spring 9 causes the lock member 8 to move upward, so that the engaging projection 10
Is engaged with the engagement recess 4a as shown in the figure, and the skirting board main body 5
Is locked in a vertical position. In this way, when the skirting board main body 5 is locked in the vertical posture, the lower portion of the inner surface of the skirting board main body 5 is brought into contact with and supported by the side end surface 1a of the scaffolding board 1.

As described above, the pivot 6 of the skirting board main body 5 is engaged with the recessed groove portion 3 of the scaffolding plate 1 and the skirting board main body 5 is swung from the inclined posture in the rising direction by a one-touch operation. Since the skirting board body 5 can be locked in a vertical posture with respect to the scaffolding board 1, the work of attaching the skirting board 2 can be performed very easily.

To remove the skirting board 2 attached as described above from the scaffolding board 1, as shown in FIG. 4, the stepped bolt 14 (operation rod) pushed up by the coil spring 9 together with the lock member 8 is used. When the spring 9 is pushed down against the urging force of the spring 9, the lock member 8 descends and the engaging projection 10 is disengaged from the engaging recess 4a of the concave recess 4. Therefore, the skirting board main body 5 is vertically moved in this state. The skirting board 2 can be easily detached from the scaffolding board 1 simply by swinging from the posture to the inclined posture and then pulling up the skirting board body 5 as it is.

In the embodiment described above, the lock member 8
The downwardly inclined sloped surface 19 is provided on the tip end side of the engaging convex portion 10 of FIG.
In mounting the skirting board 5, the stepped bolt 14 (operating rod) is appropriately pushed down against the urging force of the spring 9 from the state where the skirting board main body 5 is in the inclined posture shown in FIG. After the movement, the pressing force of the stepped bolt 14 is released, and the engaging convex portion 10 of the lock member 8 may be engaged with the engaging concave portion 4a of the concave portion 4 by the urging force of the spring 9.

The stepped bolt 14 (operation rod) is not always necessary. For example, the lock member 8 is supported through the through hole 7 of the skirting board body 5 while being vertically movable and biased upward, and the lock member 8 protruding outward from the through hole 7 is projected outward. Using the end portion as an operating portion, the lock member 8 is operated by the operating portion when the skirting board 2 is attached and detached.
Should be pulled down against the spring.

[0022]

The attachment device of the invention according to claim 1 is provided with a concave groove portion along the side edge portion of the upper surface of the scaffolding plate and the like and a concave recess portion on the side end surface, and the inner surface side of the skirting board main body is provided with: A pivot shaft that engages with the groove portion and swingably supports the skirting board body between a vertical posture and a tilted posture is provided in a protruding manner, and a through hole is formed in a lower portion of the skirting board body at a position facing the recessed portion. The through hole is provided to support the lock member so that it can be moved only up and down and is always urged upward by the spring. The skirting body is engaged with the skirting board to lock it in a vertical position. , With the lock member moved downward against the urging force of the spring, swing the skirting body from the inclined posture to the rising direction, Since Tsu engagement Hamatotsu portion of the click member tip may Kakarihama Sasere to Kakarihama recess, it is possible to perform the mounting operation of the skirting easily easily. Also, when removing the skirting board, the lock is released by lowering the lock member against the biasing force of the spring, so that the skirting board can be swung from the vertical posture to the inclined posture and pulled up. The tree can be easily and easily removed.

According to a second aspect of the present invention, by providing the downward sloped inclined surface on the tip side of the engaging projection of the locking member, the lock can be locked by simply raising the baseboard body from the inclined posture to the vertical posture. The engaging convex portion at the tip of the member can be automatically engaged with the engaging concave portion of the concave portion, and the skirting board can be attached with one touch.

According to a third aspect of the present invention, the operating rod is vertically movably supported through both upper and lower ridge walls projecting from the lower end portion of the outer surface of the skirting board main body and the upper portion thereof. An outer protruding portion of a lock member that protrudes outward from the through hole is connected to the operating rod between the upper and lower protrusion walls, and the lock member is provided between the outer protruding portion of the lock member and the lower protruding wall. If a structure is provided in which a spring that constantly urges upward is interposed, the lock member can be easily attached to the skirting board main body, and the operation lever provided on the outer surface side of the skirting board main body can easily push down the lock member. be able to.

According to a fourth aspect of the present invention, a sliding guide is provided so as to slidably contact the outer surface of the skirting body on the outward protruding portion of the lock member protruding outward from the through hole of the skirting body. Thus, the lock member can be accurately moved up and down with respect to the main body of the skirting board while always maintaining the posture orthogonal thereto, whereby the lock operation and the lock release operation by the lock member can be reliably performed.

[Brief description of drawings]

FIG. 1 is a front view of a temporary skirting board attaching device as viewed from the outer surface side of the skirting board.

2A is a partially enlarged front view of FIG. 1, and FIG. 2B is a sectional view taken along line XX of FIG.

FIG. 3 is an exploded perspective view of a temporary skirting board attaching device.

FIG. 4 is an explanatory diagram illustrating a mounting procedure of a skirting board.

FIG. 5 is an external perspective view showing a scaffolding plate as an example.

[Explanation of symbols]

1 scaffolding board 2 skirting boards 3 concave groove 4 recess 4a engagement recess 5 Baseboard body 6 Axis 7 through holes 8 Lock member 9 springs 10 Locking protrusion of lock member 14 Step Bolt (Operation Rod)

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Claims (4)

(57) [Claims] 1. A skirting board or a handrail (hereinafter referred to as "skirting board") is vertically oriented along a side edge of a scaffolding board, a temporary stage or the like (hereinafter referred to as "scaffolding board"). A device for mounting, wherein a scaffolding plate or the like is provided with a concave groove portion along a side edge portion of an upper surface and a concave recess portion is provided on a side end surface in parallel with the concave groove portion, and on the inner surface side of the skirting board main body, the The skirting board main body is swingably supported between a vertical posture in which a lower portion of the inner surface of the skirting board is in contact with a side end face of a scaffolding plate or the like, and an inclined posture in which the side bottom face is separated from the side end face. A boss is provided to project, and a through hole is provided in a lower portion of the skirting board body at a position facing the recessed portion in a state where the skirting board body is supported in a vertical posture, and a lock member is only moved up and down in the through hole. The tip of the lock member that protrudes inward from the through hole should be supported by penetrating it with a spring that is always biased upward. A temporary skirting board mounting device, which is provided at its end portion with a fitting ridge that engages with a fitting recess provided on the upper end side in the recess to lock the skirting body in a vertical posture. 2. The attachment device for a temporary skirting board according to claim 1, wherein the engaging projection of the lock member is provided with a downwardly inclined inclined surface on the tip side thereof. 3. An operating rod is vertically movably supported through both upper and lower projecting ridge walls projecting from a lower end portion of the outer surface of the skirting board main body and an upper portion thereof, respectively. An outer protruding portion of a lock member protruding outward from a through hole of a skirting board main body is integrally connected to a required portion between the protruding rib walls, and the lock member is provided between the outer protruding portion and the lower protruding wall. The mounting device for a temporary skirting board according to claim 1 or 2, wherein a spring for constantly urging the blade is installed. 4. The lock member is provided with a sliding contact guide which is slidably contacted with the outer surface of the skirting board main body on the upper surface of an outward projecting portion projecting outward from the through hole of the skirting board main body. Attachment device for the temporary skirting board described.