JP2015031104A - Baseboard device of floor opening part in scaffolding construct - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a baseboard device that can be installed in a floor opening part established in a scaffolding floor of a scaffolding construct.SOLUTION: A baseboard device is installed in a floor opening part (5) opened by eliminating a scaffold board facing one strut among scaffolding floors formed in a scaffolding construct with respect to the X direction along the gable side of the scaffold board and the Y-direction along the girder side. The baseboard device (8) has at least a baseboard body (9) set up at the gable side opening edges (5a,5b) along the X-direction of the floor opening part. Also, the baseboard body is constituted by a main baseboard (10) and a sub-baseboard (11) extensible in the X-direction, and is provided with a fixture (12) for mounting and fixing the sub-baseboard (11) to an adjacent strut (3a). Both of the fixture (12) and the sub-baseboard (11) are provided with sideway adjusting means (18) capable of moving the mounting position of the fixture in the X direction and height adjusting means (19) capable of moving the mounting position of the fixture in the vertical direction.

Description

The present invention relates to a baseboard device that can be installed in a floor opening provided in a scaffold floor in a scaffold construction body.

Temporary scaffolding constructed at a construction site or construction site provides a scaffolding floor by mounting a scaffolding plate on a horizontal member connecting struts. At this time, there is a risk of accidental dropping of tools, work equipment, bolts, nuts and other items used by the operator toward the external space during work. It is desirable to install "general-purpose baseboard".

By the way, as for a scaffold construction body, a floor opening part is opened in a scaffold floor as needed. For example, by installing a temporary staircase or the like in the floor opening, it is possible for the operator to go back and forth on the upper and lower scaffolding floors.

Therefore, in order to prevent a worker from accidentally falling from the floor opening, a technique (see Patent Document 1) for installing a frame-shaped handrail as an opening guard in the floor opening, or a worker who is going up and down the stairs In order to ensure safety, a technique (see Patent Document 2) for installing a stair railing has been proposed.

JP 2008-231853 A JP 2012-92550 A

However, the danger of the article falling toward the external space is prevented by the above-mentioned general-purpose skirting board, but since the danger of the article falling from the floor opening is not taken any measures, The safety of workers during work is concerned. In addition, when the frame-shaped handrail is not sufficiently protected, there is a risk that an operator traveling on the scaffolding floor will fall from the floor opening.

For this reason, although it is desirable to provide a dedicated baseboard also in a floor opening part, in order to implement | achieve the apparatus for functioning as a baseboard, there exist various problems which should be solved. For example, as a rigid attachment structure of the skirting board, it is preferable to attach and fix the skirting base fixture to the support structure pillar, but the end of the above-mentioned general-purpose skirting board is disposed close to the support, Or since the base metal fitting etc. are being fixed, it makes installation difficult by interfering with a fixture. Furthermore, there are various obstacles that interfere with the fixture, such as the support bracket of the morning glory. Therefore, in order to attach and fix a dedicated skirting board to the pillar in the floor opening, it is necessary to have a configuration that can avoid an obstacle existing in such a pillar.

In addition, in order to attach a baseboard to the opening edge of a floor opening, there are many problems to be solved that are not envisaged from general-purpose baseboards.

This invention provides the baseboard apparatus of the floor opening part in the scaffold construction body which solved the said subject, The place comprised as the X direction along the wife side of a scaffold board, and Y along a girder side With respect to the direction, a pair of struts connected by horizontal members in the X direction as one set, and a set of struts arranged at predetermined intervals in the Y direction, and a plurality of scaffolding plates arranged in parallel in the X direction In the scaffold structure that forms a scaffold floor extending in the Y direction by laying the frame on the horizontal member, the width to be installed in the floor opening that is opened by facing the one column of the scaffold floor and lacking the scaffold plate The baseboard device has a baseboard main body standing at the end of the wife side opening along the X direction of the floor opening, and the base baseboard that can be expanded and contracted in the X direction. Consists of minor skirting boards, and the minor skirting boards are fixed to adjacent struts. And a lateral adjustment means for moving the mounting position of the fixing tool in the X direction, and the mounting position of the fixing tool can be moved in the vertical direction. The height adjustment means is provided.

In a preferred embodiment of the present invention, the skirting board main body is connected to extension means extending toward the girder side opening edge along the Y direction of the floor opening, and the extension means is attached to the constituent member of the scaffold construction body. The 2nd fixing tool to fix is provided.

It is preferable that the extending means constitutes an extended skirting board composed of an extended main skirting board and an extended auxiliary skirting board that are extendable in the Y direction.

At this time, it is preferable to provide a continuous position adjusting means for allowing the extending means to move in the vertical direction between the extending means and the baseboard body.

The skirting board main body and the extension means are connected to each other by a pivoting means that can rotate around the longitudinal axis. When the extension means is brought into contact with the skirting board main body, the skirting board main body and the extension means are fitted to each other. It is preferable to provide the recessed part to be made.

According to the present invention, since the baseboard device 8 can be attached along the wife-side opening edges 5a and 5b of the floor opening 5 formed on the scaffold floor, articles fall from the floor opening 5. This can contribute to the safety of the worker on the lower floor scaffolding, and also prevents the worker traveling on the scaffolding floor from dropping from the floor opening 5 and contributes to the safety of the scaffolding work. be able to.

In particular, since the baseboard device 8 is composed of a main baseboard 10 and a sub baseboard 11 that can expand and contract in the X direction (wife direction), the total length is adjusted according to the length of the wife side opening edges 5a and 5b. Furthermore, since the fixing tool 12 and the sub-baseboard 11 are provided with the lateral adjustment means 18 and the height adjustment means 19, various obstacles can be attached to the column 3 a for attaching and fixing the fixing tool 12. Even when an object is attached, by moving and adjusting the position of the fixture 12 vertically and horizontally so as to avoid the obstacle, there is an effect that it can always be suitably attached and fixed to the column 3a.

According to the second aspect of the present invention, the extension means 21 extending from the skirting board main body 9 toward the spar-side opening edge of the floor opening 5 is provided, and the second fixture 22 provided on the extension means 21 is provided. Therefore, both ends of the baseboard device 8 can be firmly attached and fixed in an L-shaped state as a whole.

In this case, according to the third aspect of the present invention, since the extension means 21 constitutes the extension base plate 23 that can be expanded and contracted in the Y direction (girder direction), the girder side opening edge of the floor opening 5 It is possible to suitably prevent the article from falling, and it is possible to securely attach and fix the second fixture 22 of the extendable extension means 21 at a desired position.

According to the present invention as set forth in claim 4, since the extended baseboard 23 can be adjusted in the vertical position by the continuous position adjusting means 30, the level of the extended baseboard 23 is set with respect to the girder side opening edge of the floor opening 5. It is possible to make it fit suitably, and the function as a skirting board can be exhibited.

Further, according to the present invention as set forth in claim 5, when the baseboard device 8 is not used, the extended baseboard 23 is stored in the baseboard body 9 so that it can be stored and transported in a compact manner. There is.

It is a perspective view which shows an example of the floor opening part to which the baseboard apparatus of this invention is attached. It is a perspective view which shows the example of installation which attached and fixed the baseboard apparatus which concerns on one Embodiment of this invention to one wife side opening edge of a floor opening part. It is a perspective view which shows the example of installation which attached and fixed the baseboard apparatus which concerns on one Embodiment of this invention to the other wife side opening edge of a floor opening part. It is a perspective view which shows the structural member of a baseboard apparatus in a decomposition | disassembly state. The skirting board device is shown from one side, (A) is a perspective view showing a state in which the skirting board main body and the extension means are unfolded, and (B) is a state in which the skirting board main body and the extension means are stored together. It is a perspective view shown. It is a perspective view which shows a baseboard apparatus from the other side surface.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

FIG. 1 shows an example of a floor opening to which the baseboard device of the present invention is attached with respect to a temporary scaffold structure.

The scaffold construction body includes a pair of support pillars 3a and 3b connected by a horizontal member 2 in the X direction with respect to the X direction along the wife side of the scaffold board 1 and the Y direction along the girder side. Are arranged at predetermined intervals in the Y direction and are connected by a connecting member 4, and a state in which a plurality of arbitrary scaffolding plates 1 are juxtaposed in the X direction on adjacent horizontal members 2, 2. As a result, the scaffolding floor extending in the Y direction is formed. Although the drawing shows a wedge-type scaffolding, it should be understood that the scaffold structure for installing the baseboard device of the present invention may be a wedge-tightening type scaffold or a framed scaffold. .

Therefore, when the scaffolding plate 1 is installed, the floor opening 5 is opened by facing the one pillar 3a of the scaffolding floor and making the scaffolding plate missing. In the case of the illustrated example, the floor opening 5 is formed at a location facing the external space of the scaffold structure, and therefore the wife side opening edges 5a and 5b and the girder are formed by the scaffolding plate 1 arranged on three sides of the floor opening 5. A side opening edge is defined.

In the case of the illustrated example, the floor opening 5 is formed for the convenience of an operator to travel between the upper and lower scaffolding floors, and is not shown, but below the floor opening 5 is the lower floor scaffolding floor. There is a temporary staircase that is connected to At this time, it is preferable to install a frame-shaped handrail 6 as an opening guard at the opening edge of the floor opening 5 on the beam side. The frame-shaped handrail 6 is composed of a frame 6a and a vertical beam 6b, etc., installed on the adjacent horizontal members 2 and 2.

A general-purpose baseboard 7 is provided on the side edge of the scaffolding board 1 facing the wife side opening edges 5 a and 5 b of the floor opening 5, and the support pillar 3 a facing the floor opening 5 is provided with the baseboard 7. A fixture, a morning glory support bracket and other obstacles are usually attached.

By the way, it is preferable that the baseboard device 8 attached and fixed to the floor opening 5 according to the present invention can be selectively attached to both the pair of wife side opening edges 5a and 5b facing each other. . That is, when one wife side opening edge 5a is used as a stairway, the baseboard device 8 needs to be provided on the other wife side opening edge 5b as shown in FIG. When the wife-side opening edge 5b is used as a stairway, the baseboard device 8 needs to be provided on one wife-side opening edge 5a as shown in FIG. Therefore, in the embodiment of the present invention, the baseboard device 8 is configured to be selectively attachable to any one of the wife side opening edges 5a and 5b only by being inverted so that the top and bottom are reversed. Yes.

As shown in FIGS. 4 to 6, the skirting board device 8 includes a skirting board main body 9 that is erected along at least the wife-side opening edges 5a and 5b, and the skirting board main body 9 is arranged in the X direction. A fixture 12 for attaching and fixing the sub-baseboard 11 to a support post 3a facing the wife side opening edges 5a and 5b is provided.

In the case of the illustrated example, the main skirting board 10 and the sub skirting board 11 are slidably fitted to each other, and can be slid freely by means of sliding guide means 13 such as slits and engaging means 14 such as butterfly bolts and nuts. It can be fixed in the moving position. In the case of the illustrated example, the main skirting board 10 is formed of a substantially C-shaped metal plate having a predetermined vertical width, and the sub-baseboard 11 has a substantially U-shaped cross section substantially equal to the vertical width of the main skirting board. The skirting board 11 is slidably fitted to the main skirting board 10 so that the guide means 13 including the slits is formed along the upper and lower edges of the skirting board 11. .

The fixture 12 has a hook portion 15 and an arm portion 16 integrally formed of a metal plate or the like. The hook portion 15 is disposed so as to be offset in the Y direction from the sub-baseboard 11 so as to grip the support column 3a from the X direction, and is provided with a pair of hooks for holding the support column 3a up and down. Tightening means 17 composed of butterfly bolts for fastening the column 3a is provided.

The arm portion 16 is attached to one side surface of the distal end portion of the sub baseboard 11, and the attachment position of the arm portion 16 and the sub baseboard 11 is the same as that of the sub baseboard 11, that is, the extension direction of the sub baseboard 11. Horizontal adjustment means 18 that can move in the direction and height adjustment means 19 that can move in the vertical direction are provided. In the case of the illustrated embodiment, as shown in FIG. 4, the arm portion 16 is provided with a lateral movement guide means 18 a made up of slits in the X direction, and is moved in the vertical direction made up of vertical slits in the vicinity of the distal end of the sub baseboard 11. Guide means 19a is provided, and both slits (horizontal movement guide means 18a and vertical movement guide means 19a) are overlapped, and fixed at an arbitrary movement adjustment position by means of engaging means 20 such as a butterfly bolt and nut that penetrates. It is configured to be possible. Therefore, there is an advantage that the arm portion 16 of the fixing tool 12 can be moved and adjusted simultaneously in the lateral direction and the height direction by loosening the engaging means 20, and the adjustment position can be fixed by fastening the engaging means 20. There is an advantage that the tool 12 can be fixed simultaneously in both the horizontal direction and the height direction.

Incidentally, as shown in FIG. 6, the fixture 12 is offset in the Y direction so that the hook portion 15 provided on the arm portion 16 is indicated by a distance L with respect to the extension line of the baseboard body 9. 2 and 3, the baseboard body 9 can be installed on the side edge of the scaffolding board 1 on the side of the wife in a state where the fixture 12 is attached and fixed to the column 3a. doing.

The baseboard device 8 extends along the wife side opening edges 5a and 5b of the floor opening 5 in a state where the main baseboard 10 and the sub baseboard 11 are stretched and fixed so as to have a desired length. The hook portion 15 is attached and fixed to the column 3a. At this time, on the opposite side of the column 3a, the main baseboard 10 may be fixed to the constituent members of the scaffold construction body by an arbitrary method. In the illustrated embodiment, the floor opening 5 is provided on the baseboard body 10. The extension means 21 extended toward the girder-side opening edge along the Y direction is provided continuously, and a second fixture 22 is provided for attaching and fixing the extension means 21 to the structural member of the scaffold construction body.

The extension means 21 is preferably not only a mere fixing means but also constitutes an extension baseboard 23. For this reason, the extension means 21 comprises an extension main baseboard 24 and an extension subbaseboard 25 that are extendable in the Y direction. A second fixture 22 is provided at the extended end of 25.

The extension skirting board 23 is connected to the main skirting board 10 of the skirting board main body 9 by a pivoting means 26 that is rotatable about the vertical axis. At this time, the pivoting means 26 stores the extended baseboard 23 in the baseboard main body 9 at least at a deployment position that intersects at right angles as shown in FIG. It is pivotably pivoted between positions.

As shown in FIG. 4, the pivoting means 26 includes a first bearing bracket 27 provided on the main baseboard 10 of the baseboard body 9 and a second bearing bracket 28 fixed to the base end portion of the extension baseboard 23. The shaft member 29 is pivotally supported, and the first bearing bracket 27 and the main skirting board 10 are provided with continuous position adjusting means 30 that can move in the vertical direction. In the case of the illustrated example, a long hole extending in the vertical direction is formed in the main skirting board 10, and the engaging means 31 is provided by a bolt that passes through the long hole from the first bearing bracket 27 and a wing nut screwed to the bolt. It is composed. Therefore, it is possible to move and adjust the extended baseboard 23 together with the first bearing bracket 27 in the vertical direction by loosening the engaging means 31. After the adjustment, the adjusting position can be adjusted by fastening the engaging means 31. Can be fixed. Although the continuous position adjusting means 30 is provided in the first bearing bracket 27 in the illustrated case, it may be provided between the second bearing bracket 28 and the extension skirting board 23, and further, the first bearing bracket 27. And the second bearing bracket 28 may be provided.

As shown in FIG. 5 (B), when the extended main skirting board 24 and the extended auxiliary skirting board 25 of the extended skirting board 23 are contracted, the concave parts 32 that are fitted to each other when the skirting board main body 9 is put together. Is provided. In the case of the illustrated embodiment, the upper and lower widths of the extended baseboard 23 are formed smaller than the vertical width of the baseboard body 9, and the main baseboard 10 is in the most contracted state with respect to the main baseboard 10. The tree 10 is formed with a recess 32 that allows the extended base 23 to be received, so that the extended base 23 does not protrude greatly from the thickness of the base 9 in the received state, and is configured to be stored compactly. .

Locking means 33 is provided for detachably locking the inserted state in a state where the extended baseboard 23 is inserted into the recess 32 as described above. In the case of the illustrated example, the locking means 33 is provided at the free end of the extended auxiliary skirting board 25 so as to be rotatable and is urged in the retracting direction by a spring, and the length formed on the main skirting board 10. The hole 35 is configured. Therefore, when the locking means 33 is locked with the baseboard body 9 and the extended baseboard 23 held together, the hook bolt 34 is pushed out against the spring, and the hook portion is inserted into the long hole 35. The hook bolt 34 may be rotated and locked around the long hole 35 by the pulling force of the spring. On the contrary, when the locking of the locking means 33 is released, the hook bolt 34 may be rotated to be pulled out from the long hole 35.

The configuration in which the extended baseboard 23 can be expanded and contracted can be arbitrarily designed, but in the case of the illustrated example, the extended sub-baseboard 25 is slidable on the extended main baseboard 24 formed of a metal plate. The sliding means 36 such as slits and the engaging means 37 such as butterfly bolts and nuts constitute extension / contraction means.

The second fixing member 22 of the extension skirting board 23 may be any one that can be attached and fixed to any constituent member of the scaffold structure located at the spar-side opening edge of the floor opening 5, but in the illustrated embodiment, It comprises a groove-shaped member 38 for gripping the vertical beam 6b of the frame-shaped handrail 6 from the X direction and a tightening means 39 comprising a butterfly bolt for tightening the vertical beam 6b in the gripped state.

As shown in FIGS. 2 and 3, the baseboard device 8 configured as described above is installed along the wife-side opening edges 5 a and 5 b of the floor opening 5. At this time, the length of the baseboard body 9 in the X direction is set to be a desired length by expanding and contracting the sub baseboard 11 with respect to the main baseboard 10 and fixing the baseboard 11 by the engagement / removable means 14. The For example, when a general-purpose skirting board 7 is installed, the tip of the sub-baseboard 11 can be expanded or contracted so that the tip of the sub-baseboard 11 comes into contact with or close to the length of the baseboard 7. What is necessary is just to extend and contract so that it may correspond with a position.

The fixture 12 is adjusted in the X direction in a state in which the position of the hook portion 15 is freely moved and adjusted by the lateral adjustment means 18 and the height adjustment means 19 so as to avoid an obstacle attached to the support column 3a. It is possible to attach and fix to the column 3a.

Accordingly, the skirting board main body 9 is installed on the wife side opening edges 5a and 5b of the floor opening 5, thereby preventing articles from falling from the wife side opening edge below the floor opening 5, and the scaffold floor. It is possible to prevent a worker who is going and going from falling. Incidentally, in order to prevent the operator from falling, it is preferable that the upper and lower width (height) of the baseboard body 9 is larger than that of the general-purpose baseboard 7 and is 150 mm or more (230 mm in the case of the example). ing.

The level of the extended skirting board 23 developed so as to be orthogonal to the skirting board main body 9 via the pivot means 26 is matched with the girder side opening edge of the floor opening 5 by the continuous position adjusting means 30. The vertical position is adjusted as described above, and the fixing means 31 is fixed. Further, by extending or contracting the extended sub-baseboard 25 via the sliding guide means 36 with respect to the extended main baseboard 24, the second fixing member 22 is brought into a desired positioning state, and the vertical rail 6 b of the frame-shaped handrail 6. Attach and fix to.

As shown in the figure, the baseboard device 8 comprising the baseboard body 9 and the extension baseboard 23 is formed so that the upper half and the lower half are substantially symmetrical from the upper and lower central parts, and thereby the top and bottom are It can be selectively attached to any of the pair of opposite wife-side opening edges 5a and 5b simply by reversing it so as to be reversed.

When the baseboard device 8 is not used, the extended baseboard 23 can be stored and transported in a compact manner by storing it in the baseboard body 9.

DESCRIPTION OF SYMBOLS 1 Scaffold board 2 Horizontal member 3a, 3b Support | pillar 4 Connecting material 5 Floor opening part 5a, 5b Margin side opening edge 6 Frame-shaped handrail 6a Frame 6b Vertical rail 7 General-purpose baseboard 8 Baseboard apparatus 9 Baseboard body 10 Main width Wood 11 Sub-baseboard 12 Fixing tool 13 Sliding guide means 14 Engageable means 15 Hook part 16 Arm part 17 Tightening means 18 Lateral adjustment means 18a Lateral movement guide means 19 Height adjustment means 19a Vertical movement guide means 20 Engagement Swivel means 21 Extension means 22 Second fixing tool 23 Extension skirting board 24 Extension main skirting board 25 Extension auxiliary skirting board 26 Pivoting means 27 First bearing bracket 28 Second bearing bracket 29 Shaft member 30 Consecutive position adjusting means 31 Engagement Swivel means 32 Recess 33 Locking means 34 Hook bolt 35 Slot 36 Sliding guide means 37 Engageable means 38 Channel member 39 Tightening means

Claims (5)

With respect to the X direction along the wife side of the scaffolding plate and the Y direction along the girder side, a pair of struts connected by horizontal members in the X direction is one set, and one set of struts is arranged at a predetermined interval in the Y direction. In the scaffold construction that forms a scaffold floor extending in the Y direction by laying a plurality of scaffold plates arranged in parallel in the X direction on the horizontal member,
It is a skirting board device installed in the floor opening (5) opened by facing one column of the scaffolding floor and making the scaffolding board missing.
The baseboard device has a baseboard body (9) standing at least at the end opening edge (5a, 5b) along the X direction of the floor opening, and the baseboard body can be expanded and contracted in the X direction. It is composed of a baseboard (10) and a sub-baseboard (11), and is provided with a fixture (12) for mounting and fixing the sub-baseboard (11) to an adjacent support (3a),
A lateral adjustment means (18) that allows the fixing position of the fixing tool (12) and the auxiliary skirting board (11) to move in the X direction, and a fixing position of the fixing tool that can be moved in the vertical direction. A baseboard device for floor opening in a scaffold construction, characterized in that it comprises height adjusting means (19) to perform. The base board body (9) is provided with extension means (21) extending toward the girder side opening edge along the Y direction of the floor opening, and the extension means is attached and fixed to the constituent members of the scaffold construction body. The baseboard device for floor opening in the scaffold construction according to claim 1, wherein a second fixture (22) is provided. The extension means (21) comprises an extension baseboard (23) composed of an extension main baseboard (24) and an extension sub-baseboard (25) that can expand and contract in the Y direction. A baseboard device for floor opening in the scaffold structure according to claim 1. 4. The continuous position adjusting means (30) for enabling the extension means to move in the vertical direction is provided between the extension means (21) and the baseboard body (9). A floor opening baseboard device in the described scaffold construction. The base plate body (9) and the extension means (21) are connected to each other by a pivot means (26) that is rotatable around the longitudinal axis. When the extension means is joined to the base board body, 5. A baseboard device for floor opening in a scaffold construction according to claim 2, 3 or 4, wherein a recess (32) for fitting the main body and the extension means to each other is provided.

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