JP2807776B2 - Baseboard for temporary railing - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a handrail baseboard apparatus which is temporarily installed on a landing, a veranda, an external passage, or the like of an external staircase in a multi-story house or a building under construction.

[0002]

2. Description of the Related Art In general, a temporary handrail is provided with a handrail or a supporting side wall to be finally formed on a landing, a veranda, an external passageway of an external staircase in a multi-story house or a building under construction. At a non-existent stage, temporary provision is made to ensure the safety of worker traffic. However, as such a temporary railing, for example, a vertical holding cylinder welded and fixed to a beam material or the like is used to insert the lower end of the railing post, or a horizontal U-shaped fixed to the lower end of the railing post. A horizontal plate such as an H-shaped steel beam is clamped by a clamp. Similarly, a vertical plate such as a vertical side plate of a concrete stopper is fitted from above by a downward U-shaped clamp fixed to the lower end of a handrail support. There are many types with different temporary systems, such as ones that are sandwiched between.

[0003] However, even with these provisional handrails, it is not possible to prevent the articles dropped on the floor from rolling down by mistake, and that the worker who slips on the foot falls down between the handrails. As a result, safety measures were still insufficient.

In view of the above situation, the present invention can be mounted on a temporary handrail to prevent the articles from rolling down and workers from falling, and the difference in floor height before and after concrete is cast at the handrail installation section. It is an object of the present invention to provide a baseboard device which can cope with the above problem and does not hinder the operation of placing concrete.

[0005]

In order to achieve the above object, a temporary handrail baseboard apparatus according to the first aspect of the present invention comprises a baseboard (1) and two baseboard supports (2) ( 2) and
The two baseboard supports (2) and (2) are an elevating guide part (21) fitted to the handrail support (3) so as to be able to move up and down, and the elevating guide part (21) is supported by the handrail support (3). And a baseboard fitting support part (23) for detachably supporting the baseboard (1) at a position below the elevating guide part (21). The mating support part (23) is composed of an upward open U-shaped part formed at the lower end of a belt-shaped member (2a) that is continuously provided from the elevating guide part (21), and the baseboard fitting support part (23). When the lower side of the skirting board 1 is fitted and supported, the skirting board 1 is adjacent to the band-shaped member (2a) below the elevation guide portion (21).

According to a second aspect of the present invention, there is provided the temporary handrail baseboard apparatus according to the first aspect, wherein the lifting guide unit (21) is provided.
Consists of a pair of holding members (21a) and (21b) sandwiching the handrail support (3) from both sides, and a fixing screw (22).
Are connected to each other so that the holding members (21a) and (21b) can move closer to each other, and the band-like member (2a) constituting the baseboard fitting support portion (23) is provided continuously from one of the holding members (21b). It adopts the configuration described.

[0007]

According to the first aspect of the present invention, the lower side of the baseboard (1) is fitted and held by the baseboard fitting support portion (23) which can be moved up and down along the handrail support (3), so that the baseboard can be moved up and down freely. Since it can be fixed at an arbitrary height with the fixing screw (22), if it is fixed at a position close to the floor, the skirting board (1) prevents the article from falling down, and However, even if the foot slips, the slippage stops at the baseboard (1), and the danger of falling can be greatly reduced. Thus, the floor height of the installation part of the temporary handrail changes by the thickness of the concrete before and after the concrete is cast, but as described above, the baseboard (1)
Since the height of the concrete is variable, the baseboard (1) can be set at the optimum position close to the floor before and after concrete placement, and the concrete placed needs to be leveled. During leveling work, the baseboard (1) can be changed to a higher position so as not to hinder the work. The baseboard (1)
The lower side of the baseboard fitting support part (2
Since the baseboard (1) is detachably fitted to and supported by the baseboard (3), replacement by damage to the baseboard (1) or temporary removal of the baseboard (1) by carrying in / out of materials can be performed by hand. It can be easily done with the slide upright. Furthermore, since the baseboard (1) whose lower side is fitted and supported by the baseboard fitting support part (23) is below the elevation guide part (21), the fixing screws (2) are provided.
The operation of fixing and releasing the fixing of the lifting guide unit (21) by 2) is easy.

According to the second aspect of the present invention, the lifting guide section (2
1) can fix the handrail support (3) from both sides by a pair of holding members (21a) (21b), so that the elevating guide part (21) is connected to the lower end of the handrail support (3). There is no need to insert it. Therefore, the baseboard (1) can be attached to a temporary handrail in which a U-shaped clamp or the like is fixed to the lower end of the handrail support (3), and the temporary hand already set up at a predetermined location can be attached. As for the printing,
The skirting board (1) can be attached without removing the handrail while standing.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A temporary handrail baseboard apparatus according to an embodiment of the present invention will be described below with reference to the drawings. The temporary railing shown in FIG. 2 has a handrail frame 30 in which a handrail frame 30 is integrally connected to left and right crosspieces 31 and 31 made of U-shaped pipe material and upper and lower horizontal rods 32a by vertical rods 32b. 32, and the four ends of the central crosspiece 32 are inserted into both ends of the left and right crosspieces 31, 31, respectively, so that the width can be adjusted within the insertable range. The handrail frame 30 includes a pair of left and right handrail supports 3, 3.
Holding cylinder part 3 integrally formed at the middle part and the top part, respectively
The upper and lower portions of the left and right crosspieces 31, 31 are inserted into the a, 3b to be supported by the both handrail posts 3, 3.

A skirting board support 2 is attached to each lower part of both handrail posts 3, 3, and the two skirting board members 10a are fitted to each other so as to be able to extend and contract in the longitudinal direction by the two skirting boards 2, 2. ,
The baseboard 1 made of 10b is held horizontally. In addition,
As shown in FIG. 4, both skirting members 10a and 10b have a folded structure 1a having a U-shaped cross section at both side edges.
Stiffness is given.

As shown in FIGS. 3 and 4, the baseboard support 2
Is a lifting / lowering guide portion 2 including a pair of holding members 21a and 21b each having a through hole 24 at a base extending from one end of an arc shape.
1 and a nut 2 fixed to the outside of one of the holding members 21b
5. A fixing screw 22 screwed into the base member 5 and an upward open U-shaped baseboard fitting support portion 2 formed at a lower end portion of a band-shaped member 2a which is continuously provided along the handrail support 3 from the holding member 21b.
3 is comprised. In the baseboard support 2, the handrail support 3 is sandwiched between the holding members 21 a and 21 b of the lifting guide unit 21, and the fixing screw 22 is screwed into the nut 25 through the through holes 24 and 24 of the holding members 21 a and 21 b. Then, it is attached to an arbitrary height position of each handrail support 3. The skirting board 1 whose length has been adjusted by fitting the skirting members 10a and 10b to each other is supported by fitting the lower sides of the skirting members to the skirting fitting support portions 23 of the two skirting board support members 2, respectively. You. The height of the baseboard 1 after the attachment can be arbitrarily adjusted by loosening the fixing screw 22 and moving the elevating guide unit 21 up and down.

On the other hand, as shown in FIG. 1 (a), the installation portion of the temporary handrail places the end of the deck plate 5 on a beam 4 made of H-shaped steel. As shown in FIGS. 1B and 2, a pair of vertical holding cylinders 6 and 6 are welded and fixed at a predetermined distance to the center of the upper surface of the beam 4 located at the side end. These vertical holding cylinders 6,
By inserting the lower ends of both handrail posts 3, 3 into 6,
The temporary railing is erected on the beam 4.

Before the concrete is cast, the floor surface is constituted by the upper surface of the deck plate 5, so that the erected handrail baseboard 1 has the upper surface of the beam 4 as shown in FIG. Is set to a position close to. In this case, the supporting position of the skirting board 1 by the skirting board supporting portion 23 is changed to the elevation guide portion 2.
Since the height is lower than 1, interference between the lifting guide 21 and the vertical holding cylinder 6 can be avoided. On the other hand, when casting concrete, as shown in FIG. 1A, a vertical side plate 7 having substantially the same height as the vertical holding cylinder 6 is welded and fixed to the upper surface side edge of the beam member 4. The concrete 8 is poured using the mold 7 as the peripheral wall of the formwork, and the surface is leveled and hardened. And concrete 8
When is hardened, the baseboard 1 is set at a position close to the surface of the concrete 8 as shown in FIG.

If the baseboard 1 attached to the temporary handrail is set at a position close to the floor surface as described above, the baseboard 1 can prevent the articles from falling down and allow the worker to slide his / her feet. Also, since the slippage can be stopped by the baseboard 1, the danger of falling can be greatly reduced. On the other hand, the width of the temporary handrail is adjusted according to the installation part, but the baseboard 1 is also a baseboard member 10a,
10b can be expanded and contracted in the length direction by mutual fitting.
The length of the baseboard 1 can correspond to the width adjustment of the handrail. In addition, replacement of the baseboard 1 due to breakage of the baseboard 1 and temporary removal of the baseboard 1 due to carrying in / out of materials can be easily performed with the handrails standing upright. Furthermore, since the support position of the baseboard 1 by the baseboard fitting support part 23 is below the elevating guide part 21, the operation of fixing and releasing the fixing of the elevating guide part 21 by the fixing screw 22 is easy.

In the above embodiment, the lower end of the handrail support 3 is inserted into the vertical holding cylinder 6 provided on the installation portion side as a temporary handrail, and the baseboard support 2 is raised and lowered. Since the handrail support 3 is sandwiched and fixed by the pair of holding members 21a and 21b of the guide portion 21, even a temporary handrail in which a U-shaped clamp or the like is fixed to the lower end of the handrail support 3 can be used. The baseboard 1 can be mounted, and the baseboard 1 can be mounted in a standing state without removing the handrail, even for a temporary railing already set up at a predetermined site.

[0016]

According to the temporary handrail baseboard apparatus according to the first aspect of the present invention, the baseboard can be attached to the handrail support of the temporary handrail so that the height can be freely adjusted. In both the state where the floor is low and the state where the floor surface after casting is high, the baseboard can be fixed at a position close to the floor, and the baseboard can prevent the articles from rolling down and workers from falling down, It is possible to greatly increase the safety at construction sites, etc., and it will not hinder the work at the time of concrete casting by the baseboard, and will also be replaced due to breakage of the baseboard, and the width due to the loading and unloading of materials etc. Temporary removal of the tree can be easily performed with the handrail standing upright, and the operation of fixing and releasing the baseboard can be easily performed.

According to the second aspect of the present invention, there is no need to insert the lifting guide portion for holding the baseboard from the lower end of the handrail support as the temporary handrail baseboard device. A baseboard can be attached to a temporary railing with a U-shaped clamp or the like fixed to the lower end, and a temporary railing that has already been erected at a predetermined location can be installed without removing the railing. The thing which can attach a baseboard as it is provided is provided.

[Brief description of the drawings]

FIG. 1 shows a standing state of a temporary handrail using a temporary handrail baseboard device according to one embodiment of the present invention,
(A) is a vertical cross-sectional side view after placing concrete in the handrail installation part, and (B) is a vertical cross-sectional side view before placing the concrete.

FIG. 2 is a front view of the temporary handrail.

FIG. 3 is a cross-sectional plan view of the baseboard support used in the temporary handrail baseboard apparatus in an exploded state.

FIG. 4 is a side view of the baseboard support in an exploded state.

[Explanation of symbols]

 DESCRIPTION OF REFERENCE NUMERALS 1 baseboard 2 baseboard support 2a strip-shaped member 3 handrail support 10a baseboard member 10b baseboard member 21 elevating guide part 21a holding member 21b holding member 22 fixing screw 23 baseboard fitting support

Claims (2)

(57) [Claims] A baseboard (1) and two baseboard supports (2)
(2), wherein the two baseboard supports (2) and (2) are a lifting guide portion (21) which is fitted to the handrail support (3) so as to be able to move up and down, and the lifting guide portion (21). ) To the handrail support (3) and a fixing board (23) for detachably supporting the baseboard (1) below the elevating guide section (21). And the baseboard fitting support portion (23) is
A belt-shaped member having an upper end connected to the lifting guide unit (21)
From the upward open U-shaped part formed at the lower end of (2a)
And the lower side of the baseboard 1 is attached to the baseboard fitting support portion (23).
When the baseboard 1 is fitted and supported, the baseboard 1
(21) A temporary handrail baseboard device adjacent to the belt-like member (2a) below the belt-like member (2a) . 2. The lifting guide section (21) includes a handrail support.
(3) A pair of holding members (21a) (21)
b), and the fixing screw (22) includes two holding members (21a) (21).
b) so that they can move closer to each other, and(2a) constituting a belt-like member
Is one of the holding members (21b)Drooping fromConnected
The baseboard device for a temporary handrail according to claim 1.