JP2510380B2 - Fixtures for work scaffolding of unit building - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fixture for a work scaffold, and can be used in a unit building constructed by combining a plurality of building units.

[0002]

BACKGROUND ART When constructing a building such as a house, a work scaffold is used to perform work at a high place. Such a scaffold for work is assembled by vertically and horizontally connecting pipe materials called single pipes.

[0003]

The conventional work scaffold has the following problems.
It has a simple structure and is only placed around the building, so when it receives wind pressure due to strong wind,
Alternatively, when the worker moves on the scaffold, there is a problem that the scaffold swings. Therefore, it is desired to fix the work scaffold to the unit building, and it is also legally stipulated to fix the work scaffold to the unit building when the unit building exceeds a certain height.

To fix the work scaffold to the building unit, it is conceivable to connect and fix the building and the work scaffold with metal fittings. For that purpose, when the outer wall of the building is shaved and a jig such as a nut is buried. , Damage the exterior walls and spoil the appearance of the building. Therefore, an object of the present invention is to provide a fixture for a work scaffold of a unit building, which enables the work scaffold to be fixed to the unit building without damaging the outer wall.

[0005]

A first aspect of the present invention is a work scaffold fixing metal fitting for fixing a work scaffold to a unit building constructed by combining a plurality of building units, which is rod-shaped. A metal fitting body having a member,
A support that can be attached by screwing to the tip of this metal fitting body
And a bar-shaped member of the metal fitting body is inserted into the gap between the outer wall materials of the adjacent building units, and is inserted into the unit building and attached to the back surface of the pillar that is the skeleton of the building unit. The scaffolding for work is fixed to a support part that is fixed via a section and is exposed to the outside of the unit building. A second invention of the present invention is a plurality of
A uni composed by combining building units
Work scaffolds for securing work scaffolds to buildings.
Joint plate that is a fixed metal fitting and has a hole
With a metal part that has a
And a support part that is attached by
Adjacent joint plates are adjacent to building units
It is installed on two pillars and this joint plate
In the hole of the roof part, the pillar
The support pin exposed outside the unit building after the id pin was inserted.
The working scaffold is fixed to the holding part.
It

[0006]

[0007]

Since the working scaffold is fixed to the building unit by the fixing fitting according to the present invention, it is possible to prevent the scaffold from shaking even in the presence of a strong wind or the like. Also,
Since the one end of this fixing member is inserted into the gap between the outer wall materials of the building unit and fixed to the frame of the building unit, the outer wall material is not damaged.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a fixture for a work scaffold of a unit building according to the present invention will be described with reference to the drawings. 1 and 2 show the overall configuration of the first embodiment. In these drawings, a residential unit building is configured by combining a plurality of building units 1 such as a plurality of living room units, a roof unit, and a penthouse unit.

In each building unit 1, an outer wall member 1C is attached to a pillar 1A and a beam 1B (see FIG. 3), and necessary interiors are provided. A work scaffold 2 is arranged around the unit building at a predetermined distance from the building. This work scaffold 2 is formed in a grid shape by connecting and fixing a plurality of vertical members 3 and horizontal members 4 with a connecting tool (not shown), and between the vertical members 3 and the horizontal members 4 forming the grid, respectively. A fall prevention net 5 is connected by a rope 6.

The work scaffold 2 is fixed to a frame of a unit building by a fixing bracket 7. As shown in FIG. 3, the fixing metal fitting 7 is composed of a metal fitting body 8 and a support tool 9 attached to the tip of the metal fitting body 8.

The metal fitting body 8 is opposite to the nut member 13 screwed to the bolt member 10 of the support member 9, the bracket 14 to which the nut member 13 is fixed by welding, and the nut member 13 of the bracket 14. It is provided with a support part attachment part 16 that is fixed to the side and that includes a rod-shaped member 15 having an external thread formed at the end. The rod-shaped member 15 is adapted to be inserted into a gap between the outer wall members 1C of the adjacent building units 1, and the tip end thereof is fitted into the pressing member 17 and screwed into the nut 18. There is.

The pressing member 17 is provided in the support member mounting portion 1
6, the pillar 1A of the building unit 1 and the outer wall material 1C are sandwiched, and the support part attachment portion 16 and the pressing member 17 are fixed to the building unit 1 by screwing in the nut 18. . The metal fixture body 8 of the present embodiment is constituted by the support fixture attaching portion 16, the pressing member 17, and the nut 18.

As shown in FIG. 5, the pressing member 17
Is a plate that is bent in a U shape to increase strength. The bracket 14 is also formed by bending a plate into a U shape. As shown in FIG. 4, the support part 9 is formed by rotatably connecting a holding tool 11 that holds the vertical member 3 of the work scaffold 2 to the head of the bolt member 10. The holding tool 11 has a substantially annular shape that is divided in half and can be opened and closed by a hinge 11A, and its opening end has a bolt 12A and a nut 12B.
It can be fixed with.

A member indicated by reference numeral 19 in FIG. 4 is a rubber pad interposed between the bracket 14 and the outer wall member 1C. The rubber pad 19 may be attached to the bracket 14 in advance, or may be attached when the support attachment portion 16 is attached to the house. Further, the material is not limited to rubber, and may be plastic or any other flexible material that does not damage the surface of the outer wall material 1C.

Fixing metal fittings 7 for working scaffolds according to this embodiment
Is used as follows when constructing a unit building. First, a plurality of building units 1 are combined to build a unit building, and further, in order to work at a high place of the unit building, the vertical scaffolds 3 and the horizontal members 4 and the like are used to work scaffolding 2 around the building.
Assemble.

Next, the outer wall material 1C of the adjacent building units 1
The rod-shaped member 15 of the metal fitting body 8 is inserted from the outside into the gap, and the tip end of the rod-shaped member 15 is inserted into the pressing member 17 from the inside of the building and screwed with the nut 18. As a result, the metal fitting body 8 is fixed to the pillar 1A that is the framework of the building unit 1. Next, the vertical member 3 of the work scaffold 2 is clamped by the clamps 11 of the support part 9, and in this state, the open ends of the clamps 11 are fixed by bolts 12A and nuts 12B. Further, the bolt member 10 of the support member portion 9 is screwed into the nut member 13 of the metal fitting body portion 8, and the working scaffold 2 is fixed to the frame of the building unit 1 by the fixing metal fitting 7.

After the work using the work scaffold 2 is completed, the fixing metal fittings 7 are removed from the work scaffold 2 and the building unit 1, and the work scaffold is removed. Fixing bracket 7
After removing the above, there is a gap between the outer wall materials 1C of the adjoining building units 1, but joint processing is performed in this gap in the same manner as in the case of construction of a normal unit building.

According to the above embodiment, the fixing metal fittings 7 for the work scaffolding are inserted into the gaps between the outer wall members 1C of the adjacent building units 1 and fixed to these building units 1, and Since the work scaffold 2 is fixed to the pillar 1A, which is a skeleton of the building unit 1, by using the fixture 9 that supports the work scaffold 2, the work scaffold 2 due to a strong wind or the like is used. You can prevent the shaking of the.

Moreover, since the fixing metal fitting 7 is attached to the frame of the building unit 1 by utilizing the gap between the outer wall materials 1C of the building unit 1 peculiar to the unit building, the outer wall is damaged due to the attachment of the fixing metal fitting 7. Never give. Further, after removing the fixing metal fitting 7, since the joint treatment between the outer wall materials 1C is performed according to the normal construction process of the unit building, the appearance similar to the conventional one is maintained.

Further, in the present embodiment, the metal fitting body 8 is constituted by the supporter mounting portion 16 having the bracket 14 and the rod-shaped member 15, the pressing member 17 and the nut 18, and the metal fitting body 8 is used for the building unit 1. Since the pillar 1A, which is a skeleton, is sandwiched together with the outer wall material 1C, the metal fitting body 8 can be reliably fixed, and the work scaffold 2 can be reliably prevented from swinging.

In the above embodiment, it is optional to make the following improvements and modifications. For example, in the above-described embodiment, the nut 13A may be attached to the bolt member 10 of the support part 9 as shown by the chain line in FIG. By doing this, the nut 13A and the support part attachment part 16
With the nut 13 of the above, the support tool portion 9 can be securely attached to the support tool portion attachment portion 16 by utilizing the action of a so-called double nut, and the position of the holding tool 11 of the support tool portion 9 can be set to an arbitrary position. It can be easily set, and the clamp 11 and the vertical member 3
Alternatively, the alignment with the cross member 4 can be facilitated.

Further, the bolt member 10 of the supporting member portion 9 and the rod-shaped member 15 of the metal fitting body portion 8 may be integrated into a bolt-shaped member. In this case, the bracket 14 can be fixed to the integral bolt-shaped member at any position by two nuts provided so as to sandwich the bracket 14. This has the advantage that the number of parts can be reduced and the amount of protrusion of the holding tool 11 from the outer wall material 1C can be adjusted arbitrarily and easily.

Further, the holding tool 11 of the support tool portion 9 may have another shape such as a hook shape. Further, the holding tool 11 may have a structure in which a separate member is bolt-connected instead of the hinge structure, but the hinge structure has an advantage that the connection is facilitated. Moreover, what is supported by the support part 9 may be not only the vertical member 3 but also the horizontal member 4 or both the vertical member 3 and the horizontal member 4. In addition, the plate is bent into a U shape to hold down the pressing member 1
Although 7 is formed, the pressing member 17 may be a rectangular member. Further, the pressing member 17 may be a nut 18 fixed by welding.

Next, another embodiment of the present invention will be described with reference to FIGS. As shown in FIG. 6, the fixing bracket 21 of the work platform according to the present embodiment, as in the first embodiment, bracket
A body portion 22, attached to the distal end portion of the fitting main body portion 22
And a supporting part 9 that is formed. This support part 9 is the same as the support part 9 of the above embodiment.

The metal fitting body 22 of this embodiment comprises a joint plate portion 24 and two joint plate portions 2 which are erected on two adjacent columns 1A of the adjacent building units 1.
4 is composed of a rod-shaped support member attachment portion 25 formed to horizontally project from one side portion 24A.

The joint plate portion 24 is used as a joint plate for connecting a total of four pillars 1A of the building unit 1 and the upper and lower building units 1 adjacent to each other in a normal unit building to each other. Is. Therefore, this joint plate portion 24
As usual, the guide pins 26 for connecting the upper and lower pillars 1A are provided.
And a hole 28 through which the positioning guide pin 27 is inserted.

The support part mounting portion 25 is a pipe-shaped member having an internal thread 29 into which the bolt member 10 of the support part 9 is screwed. As shown in FIG. 7, the support part attachment part 25 has a length that is not exposed from the surface of the outer wall material 1C when the metal fitting body 22 is installed as a joint plate on two adjacent columns 1A.

Fixing bracket 21 for the work scaffold according to this embodiment
Is used as follows when constructing a unit building. First, when building a unit building by combining a plurality of building units 1, after disposing the metal fitting body 22 as a joint plate on the two adjacent pillars 1A of the building units 1 that are adjacent to each other on the lower left and right, The building unit 1, which is the upper floor, is placed on this.

After assembling the scaffold 2 for work from the vertical members 3 and the horizontal members 4 around the building in the same manner as in the above embodiment,
The bolt member 10 of the support part 9 is inserted into the gap between the outer wall materials 1C of the adjacent building units 1, and the bolt member 10 is screwed into the female screw 29 of the support part attachment part 25. As a result, the support part 9 is fixed to the pillar 1A that is the skeleton of the building unit 1 via the metal fitting body 22. Next, the support part 9
The vertical member 3 of the scaffold 2 for work is fixed to the holding tool 11 of FIG.

After the work using the work scaffold 2 is completed, the support tool part 9 is removed from the metal fitting body 22, and the work scaffold is removed with the metal fitting body 22 left in the unit building. . After this, as shown in FIG. 8, the caulking material 31 is filled in the gap between the outer wall materials 1C, and joint treatment is performed.

Fixing metal fitting 2 for scaffolding for work according to the above embodiment
According to 1, like the fixing metal fitting 7 according to the above-described embodiment, the working scaffold 2 can be prevented from swinging, and the working scaffold 2 can be fixed to the building unit 1 without damaging the outer wall material 1C. be able to. Since the metal fitting body 22 of the fixing metal fitting 21 also serves as a normal joint plate, it may be installed as a joint plate in accordance with the normal construction process of a unit building. Since the removal work is not required, the work can be simplified.

Moreover, since the supporting member attaching portion 25 has such a length that it is not exposed from the surface of the outer wall member 1C, even if joint processing is performed while the metal fitting body 22 is fixed to the skeleton, the supporting member is not supported. Since the part attachment part 25 is embedded in the caulking material 31, there is no aesthetic problem. In the case of this embodiment as well, the improvements and modifications described in the above embodiments can be made.

[0033]

EFFECTS OF THE INVENTION According to the fixing metal fitting for a work scaffold of a unit building of the present invention, the work scaffold can be fixed to the unit building without damaging the outer wall.

[Brief description of drawings]

FIG. 1 is an overall view of an embodiment of the present invention.

FIG. 2 is a side view of FIG.

FIG. 3 is an enlarged sectional view of a portion indicated by a line III-III in FIG.

FIG. 4 is an enlarged sectional view showing a main part of FIG.

FIG. 5 is an enlarged perspective view showing a pressing member of the first embodiment.

FIG. 6 is an exploded perspective view showing a fixing bracket including a building unit according to another embodiment of the present invention.

FIG. 7 is a side view showing a state in which the work scaffold is fixed to the unit building by the fixing metal fittings of this embodiment.

FIG. 8 is a side view showing a state in which a support part of the fixing fitting according to this embodiment is removed and joint processing is performed.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Building unit 1A Column which constitutes a frame 1B Beam which constitutes a frame 1C Exterior wall material 2 Scaffolding for work 7,21 Fixing metal fittings 8,22 Metal fitting body part 9 Support equipment part

Claims (2)

(57) [Claims] 1. A fixing metal fitting for a work scaffolding for fixing a work scaffolding to a unit building constituted by combining a plurality of building units, the metal fitting main body having a rod-shaped member, and the metal fitting main body. Tip of
And a support part that is screwed onto and attached to the metal fitting.
The rod-shaped member of the main body is inserted into the gap between the outer wall materials of the adjacent building units, and is inserted into the unit building to be attached to the back surface of the pillar which is the frame of the building unit.
A fixing metal fixture for a working scaffolding of a unit building, wherein the working scaffolding is fixed via an attachment part, and the working scaffolding is fixed to a support part exposed outside the unit building. (2) Combining multiple building units
Work scaffolding to a unit building consisting of
Fixing metal fittings for work scaffolding for Metal fittings book with joint plate with holes
It is attached by screwing on the body and the tip of this metal fitting body.
And a support tool part that
It is erected on two pillars next to each other in the building units with adjacent door parts.
And the front of the hole in this joint plate.
The guide pin of the pillar, which is the framework of the building unit, is inserted.
The work on the support part exposed outside the unit building.
Creation of a unit building characterized by fixed scaffolding
Fixing metal fittings for industrial scaffolding.