JP4412826B2 - Scaffolding jig for scaffolding - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a holding jig for supporting a lock of a scaffold temporarily installed at a construction site or the like, and in particular, a holding holder for a scaffold that can be easily and firmly attached and fixed to a building foundation by using a part of the building foundation. It relates to ingredients.
[0002]
[Prior art]
As shown in FIGS. 7 (a) and 7 (b), conventional temporary scaffolds for construction sites, construction sites, etc. are generally shown in the figure when fixing the lower part of the lock 52 of the scaffold 51 to the ground 53. By using a driven pile 54 as shown, this driven pile 54 is driven into the ground 53, and this driven pile 54 is coupled to the lower part of the hook 52, and the driven pile 54 is used as an anchor, whereby the hook 52 is It was fixed to the ground 53 in a stable state. The lock 52 was provided outside the building.
[0003]
[Problems to be solved by the invention]
However, in the scaffold 51 temporarily set up at the construction site or the like, in order to fix the lock 52 of the scaffold 51 to the ground 53, the driven pile 54 must be driven into the ground 53. Is extremely complicated, and when it is intended to install a lock inside the foundation, a moisture-proof sheet (not shown) laid on the ground surface inside the foundation will be damaged by the driving pile 54, and the inside of the foundation will be damaged. There were problems such as hindering the waterproofing of the ground surface.
[0004]
Moreover, in the above-mentioned conventional scaffold 51, since the single pipe of the handle 52 is disposed diagonally across the floor portion of the first floor, the portion where the handle 52 is disposed during the building work. There was a problem that the floor laying work could not be done until the scaffold 51 was completely removed.
[0005]
Therefore, during the building work, the floor where the tab 52 is placed must be left as an opening, and there is a problem that this place has a risk of falling accidents.
[0006]
The scaffold holding jig according to the present invention is a completely new technology developed in view of the above-described conventional problems, and particularly uses a part of a building foundation already installed, particularly an opening. The invention provides a completely new invention that can be easily and firmly attached and fixed to the building foundation, and that, if necessary, the floor plate can be easily laid on the floor on which the tab is raised. Is.
[0007]
[Means for Solving the Problems]
The scaffold receiving jig for a scaffold according to the present invention is an invention that has fundamentally improved the above-mentioned conventional problems, and the gist of the first invention is to support a handle of a scaffold installed at a construction site or the like. A jig-shaped base plate that is placed over an opening formed in a concave shape on a building foundation and can be fixed to the building foundation, and a rear-standing projection integrally formed on the back surface of the U-shaped base plate. A scaffolding receiving jig for a scaffold, characterized in that a portion located at a floor plate joint portion is constituted by a locking connection formed by a flat plate .
[0008]
In the first invention, since the U-shaped base plate that can be placed across a part of the building foundation is formed as described above, the U-shaped base plate is sandwiched across the building foundation, so Tools can be easily and securely fixed to the building foundation.
[0009]
In addition, since the latch connection is integrally raised on the back surface of the U-shaped base plate, the latch connection is fixed to the building foundation by attaching and fixing the U-shaped base plate to the building foundation as described above. It can be set up automatically from the floor. Further, when the tap connection tool is formed in a column, particularly in a tubular shape, the direction can be freely set and a plurality of taps can be received.
[0010]
In addition, since the portion located in the floor plate joint portion of the connection fitting standing upright on the back of the U-shaped base plate is formed by a flat plate, the floor plate is laid as it is around the flat plate of this connection fitting I can do it.
[0011]
Therefore, when the holding jig for scaffolding of the present invention is used, it is not necessary to leave the floor of the place where the column is arranged as an opening portion even during the construction work, and for this reason there is a fall disaster at this place. It can be prevented from occurring.
[0012]
The gist of the second invention of the scaffold receiving jig for a scaffold according to the present invention is such that a clamping plate arranged inside the U-shaped base plate moves by the rotation of a bolt to clamp the side surface of the building foundation. A scaffold receiving jig for a scaffold according to the first aspect of the present invention.
[0013]
In the second invention, the sandwiching plate disposed inside the U-shaped base plate is configured to move by the rotation of the bolt. Therefore, the side surface of the building foundation is moved by the sandwiching plate by rotating the bolt. By tightening, the U-shaped base plate can be firmly attached and fixed to the building foundation.
[0014]
As mentioned above, when fixing the U-shaped base plate to the building foundation, if the clamping plate provided inside the U-shaped base plate is in wide contact with the side of the building foundation, The side face is not damaged, and the U-shaped base plate can be firmly fixed to the building foundation in a stable state.
[0015]
Bolts that can move the clamping plate arranged inside the above-mentioned U-shaped base plate are threaded with holes on the side walls of the U-shaped base plate or welded with nuts, and inserted into these screw holes or nuts. If the bolt is turned, the clamping plate provided inside the U-shaped base plate is moved at the tip of the bolt, and the building foundation is clamped by the clamping plate to move the U-shaped base plate. It can be easily and securely attached to the building foundation.
[0016]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 is a perspective explanatory view showing a usage state of the scaffold receiving jig of the first embodiment according to the present invention. 2A and 2B are longitudinal sectional views showing the structure of the scaffolding receiving jig for scaffolding in FIG. 1, respectively. FIG. 3 is a perspective explanatory view showing the structure of the main part of the scaffolding receiving jig for scaffolding in FIG. 4 is a perspective explanatory view of a main part in a state in which the scaffold is constructed using the scaffold holding jig of FIG.
[0017]
FIGS. 5 (a) and 5 (b) are explanatory views showing the main part of the scaffolding receiving jig for the scaffold according to the second embodiment of the present invention, and FIGS. 6 (a), 6 (b) and 6 (c) are diagrams. FIG. 5 is a side view, a bottom view, and a front view of a scaffold receiving jig for 5 scaffolds.
[0018]
A first embodiment of the present invention will be described with reference to FIGS. Reference numeral 1 denotes a scaffold holding jig according to the present invention, and a U-shaped base plate 2 having a downward cross section serves as a substrate. The U-shaped base plate 2 is formed by providing side plates 2b and 2c at the lower portions on both sides of the back plate 2a, as clearly shown in FIG.
[0019]
Inside the respective side plates 2b, 2c of the U-shaped base plate 2, sandwiching plates 3 are arranged in parallel at a predetermined interval, and these sandwiching plates 3 have small thicknesses and can be easily deformed. 4 is integrally connected to the lower edge of each side plate 2b, 2c.
[0020]
At the center of the back plate 2 a of the U-shaped base plate 2, a latch connection 5 is erected in an upright manner. As shown in the figure, the lower part of the locking connector 5 is formed by a flat plate 5a, and a reinforcing bracket 6 having a small height in a direction perpendicular to the flat plate 5a is integrally fixed thereto. Yes. When the U-shaped base plate 2 is straddled over the opening 10 of the building foundation 9, the height of the reinforcing bracket 6 is lower than the height of the opening 10. The floor board 11 can be spread all over.
[0021]
A nut 7 is welded in the through hole at the center of the side plates 2b and 2c of the U-shaped base plate 2 as shown in FIG. 3, and the nut 8 is screwed so that a bolt 8 can be inserted therethrough. Has been. Therefore, when the bolt 8 is screwed into the nut 7 and the tip of the bolt 8 is moved to the center of the U-shaped base plate 2, the clamping plate 3 is pushed by the tip of the bolt 8 to It is configured so that it can be gradually moved to the center.
[0022]
In using the scaffold holding jig 1 of the present invention having the above-described configuration, first, as shown in FIG. 1, the U-shaped base plate 2 is straddled on the opening 10 of the building foundation 9. The bolt 8 is inserted into the nuts 7 attached to the side plates 2b and 2c on both sides of the U-shaped base plate 2 in the state, and the holding plate 3 on both sides is moved at the tip of the bolt 8, while the building foundation 9 of the opening 10 is moved. By tightening both side surfaces, the scaffold receiving jig 1 is attached to the building foundation 9 in a stable state.
[0023]
Next, as shown in FIGS. 2 (a), 2 (b) and 4, a floor plate 11 is laid in order on the floor beam on the first floor around the locking connection 5 of the holding jig 1 for scaffolding, and the locking connection is made. The flat plate 5a at the lower part of the tool 5 can be arranged on a joint portion 12 formed by parallel floor plates 11.
[0024]
At this time, the reinforcing bracket 6 fixed to the flat plate 5a is disposed below the floor plate 11, particularly as shown in FIG.
[0025]
As described above, a plurality of scaffolding pipes 14 are connected to the tap connection tool 5 erected on the joint portion 12 of the floor board 11 laid on the floor of the first floor via a connecting jig 13 as shown in FIG. By connecting and fixing, a scaffold can be easily constructed at the construction site.
[0026]
The distance between the two sandwiching plates 3 arranged inside the side plates 2b and 2c of the U-shaped base plate 2 only needs to be slightly larger than the lateral width of the building foundation 9 inserted between them. Moreover, the space | interval of the clamping plate 3 and the side plates 2b and 2c on both sides should just be about 2-6 mm.
[0027]
In the above embodiment, the sandwiching plates 3 are provided on both inner sides of the U-shaped base plate 2, but one of them can be omitted. In the above embodiment, the nuts 7 are welded to the side plates 2b and 2c, respectively. Instead of these nuts 7, screw holes into which the bolts 8 can be screwed are directly drilled into the side plates 2b and 2c. It is also possible to configure.
[0028]
Next, a second embodiment of the present invention will be described with reference to FIGS. 5 (a) and 5 (b) and FIGS. 6 (a), 6 (b) and 6 (c). The scaffold receiving jig 15 shown in the second embodiment is a modification of the scaffold receiving jig 1 of the first embodiment, and the structure thereof is further simplified.
[0029]
That is, the scaffold retainer jig 15 of the second embodiment basically has the same structure as the scaffold retainer jig 1. Therefore, the scaffold holding jig 15 is composed of a U-shaped base plate 2 composed of the back plate 2a, the side plates 2b and 2c, and a locking connector 5 which stands upright on the back plate 2a of the U-shaped base plate 2. ing.
[0030]
In the scaffold holding jig 1, the clamping plate 3 arranged in the U-shaped base plate 2 is integrally connected to the side plates 2 b and 2 c of the U-shaped base plate 2 through the connecting piece 4. On the other hand, in the scaffold holding jig 15 of the second embodiment, a clamping plate 16 having a relatively small area is fixed to the tip of the bolt 8 as shown in FIG. The sandwiching plate 16 can be brought into contact with the side surface of the building foundation 9 by turning 8.
[0031]
In addition, the scaffold receiving jig 15 is provided with a plurality of reinforcing ribs 17a and 17b in the U-shaped base plate 2, and the U-shaped base plate 2 is reinforced by these reinforcing ribs 17a and 17b. Yes.
[0032]
【The invention's effect】
In the present invention, since the U-shaped base plate is used, the plate can be stabilized by straddling the building foundation. In addition, a clamping plate is arranged inside the U-shaped base plate that can clamp a part of the building foundation, and means for moving the clamping plate is provided outside the U-shaped base plate. By moving the plate, a part of the building foundation is sandwiched and the U-shaped base plate can be easily and reliably fixed to the building foundation. Further, by placing the U-shaped base plate over the opening of the building foundation, the height of the scaffold receiving jig can be lowered, and the subsequent laying of the floor board can be facilitated.
[0033]
Moreover, when fixing the U-shaped base plate to the building foundation, the clamping plate as described above is brought into wide surface contact with the side surface of the building foundation, so that the outer surface of the building foundation is not damaged, and the U-shaped base plate is used. Can be firmly fixed to the building foundation in a stable state. In addition, since the latch connection is integrally raised on the back surface of the U-shaped base plate, the latch connection is fixed to the building foundation by attaching and fixing the U-shaped base plate to the building foundation as described above. It also has the effect of being able to automatically stand upright from the floor. Therefore, unlike the prior art, it is not necessary to drive the driving pile into the ground, and therefore, the moisture-proof sheet laid on the ground surface is not damaged and the waterproof property is not inhibited.
[0034]
In the above-described holding jig of the present invention, when a screw hole is drilled in the side wall of the U-shaped base plate or a nut is welded, and a bolt is inserted into these screw hole or nut. In this case, by rotating the bolt, the clamping plate arranged inside the U-shaped base plate is moved at the tip of the bolt, and the building foundation is clamped by the clamping plate so that the U-shaped base plate can be easily and reliably built. It can be attached and fixed to.
[0035]
Furthermore, in the retainer jig of the present invention, when the lower part of the hook connecting device standingly protruded on the back surface of the U-shaped base plate is constituted by a flat plate, the lower part of the hook connecting tool is left as it is. A floorboard can be laid in the state. In addition, the flat plate at the lower part of the connection member has an effect that it can be positioned at the joint between the floor plates laid on the floor surface. Therefore, when the holding jig for scaffolding of the present invention is used, it is not necessary to leave the floor of the place where the lug connector is placed during the construction work as an opening, and for this reason, it falls down at this place. It has great effects such as being able to prevent disasters from occurring.
[0036]
Since the scaffold receiving jig for a scaffold according to the present invention has the above-described structure and operation, if the building foundation is made, the scaffold receiving jig for the scaffold is used before the building body is built using this scaffold receiving jig. Can be built, and this has the effect of making the safety of the construction site more reliable.
[Brief description of the drawings]
FIG. 1 is an explanatory perspective view showing a usage state of a scaffold holding jig of a first embodiment according to the present invention.
2 (a) and 2 (b) are longitudinal sectional views showing the structure of the scaffold holding jig of FIG. 1, respectively.
FIG. 3 is a perspective explanatory view showing a configuration of a main part of the scaffold holding jig of FIG.
4 is a perspective explanatory view of a main part in a state in which a scaffold is constructed using the scaffold holding jig of FIG. 1. FIG.
FIGS. 5 (a) and 5 (b) are explanatory views showing a main part of a scaffold receiving jig for a scaffold according to a second embodiment of the present invention.
6 (a), 6 (b), and 6 (c) are a side view, a bottom view, and a front view, respectively, of the scaffold holding jig of FIG.
7 (a) and 7 (b) are perspective explanatory views showing a conventional example of a scaffold constructed on a construction site.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Scaffolding receiving jig 2 ... U-shaped base plate 2a ... Back plate 2b ... Side plate 2c ... Side plate 3 ... Holding plate 4 ... Connection piece 5 ... Locking connector 5a ... Flat plate 6 ... Reinforcement bracket 7 ... Nut 8 ... Bolt DESCRIPTION OF SYMBOLS 9 ... Building foundation 10 ... Opening part 11 ... Floor board 12 ... Joint part 13 ... Connection jig 14 ... Scaffolding pipe 15 ... Scaffolding holding jig 16 ... Holding plate 17a ... Reinforcement rib 17b ... Reinforcement rib 51 ... Scaffold 52 ... 53 ... Ground 54 ... Stake pile

Claims (2)

In a jig that can support a handle of a scaffold installed at a building site or the like, a U-shaped base plate that is placed across an opening formed in a concave shape of a building foundation and can be fixed to the building foundation; A scaffolding receiving jig for a scaffold, characterized in that the scaffolding jig is constructed by a protruding connection integrally formed on the back surface of the U-shaped base plate, and a portion located at a floor plate joint portion formed by a flat plate .   The holding jig for scaffolding according to claim 1, wherein a holding plate disposed inside the U-shaped base plate is configured to move by rotation of a bolt to hold the side surface of the building foundation.

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