JPH10176415A - Hanging scaffold metal fixture for constructing building and hanging scaffold - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate work for constructing a scaffold and to make it possible to execute the work within a short period of time. SOLUTION: Hanging scaffold metal fixtures 10 are equipped with interlock sections 12 interlocked and held to a beam 11 of a building and bearing sections connected to the hook sections through joint members and bearing a scaffold board 14. Ropes are mounted to bearing bars 19 of the bearing sections. Hook sections 21 are provided to the bearing sections, and an edge rope 23 of a net 22 is provided to the hook sections 21. The interlock sections 12 of the hanging scaffold metal fixtures 10 are hooked on the beam 11 of the building at a specific interval and, at the same time, the scaffold board 14 is mounted on the bearing sections of the hanging scaffold metal fixtures 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hanging scaffolding metal fitting and a suspension for constructing a building to be used by mounting a scaffold plate by suspending it on a beam of the building when constructing a wooden building, for example. It is about scaffolding.

[0002]

2. Description of the Related Art Conventionally, when constructing a wooden building, metal pillar pipes are erected at predetermined intervals around the building, and the respective pillars are connected by the same metal connecting pipe. . Then, a scaffold is hung between the connected connecting pipes. Further, the support pipes are connected in order upward, the support pipes are connected by the connection pipe, and the scaffold plate is placed. In this way, a scaffold having a predetermined height is formed, and work can be performed even at a high place.

[0003]

However, in the conventional scaffold, when working in a high place such as a ceiling, a predetermined number of support pipes of a fixed length are connected and stacked, and each support pipe is placed at a high place. With a connecting pipe,
Scaffolds must be hung between connecting pipes. For this reason, there was a problem that the work of constructing the scaffold was troublesome and time-consuming.

Further, there is a problem that a large number of support pipes and connecting pipes are required, the number of parts is large, and a tool must be used to connect them. In addition, when working inside a beam, there is a problem that work may be difficult only by constructing a scaffold around a building.

The present invention has been made by focusing on the problems existing in such prior art. It is an object of the present invention to provide a hanging scaffolding metal fitting and a hanging scaffold for constructing a building in which the work for constructing a scaffold is easy and the work can be performed in a short time. Another object of the present invention is to provide a hanging scaffolding metal fitting and a hanging scaffold for constructing a building that can reduce the number of parts and can be constructed without using tools. Still another object is to provide a hanging scaffolding bracket and a hanging scaffold for constructing a building that can be easily performed when working inside a beam.

[0006]

In order to achieve the above object, a hanging scaffold for constructing a building according to the first aspect of the present invention is a hanging scaffold that is hooked and held on a beam of the building. A stop portion and a support portion connected to the hook portion via a connecting member and supporting the scaffold plate.

According to a second aspect of the present invention, there is provided a hanging scaffolding for constructing a building according to the first aspect,
The support portion is provided with a projection for inserting and supporting a mounting cylinder for mounting a handrail.

According to a third aspect of the present invention, in the hanging scaffolding for constructing a building according to the first or second aspect, the support portion is stretched inside a beam of the building. A hook portion for supporting a part of the net.

According to the fourth aspect of the invention, the first to third aspects are provided.
In the hanging scaffolding hardware for constructing a building according to any one of the above, the supporting portion is configured such that a connecting member side is low and a distal end side is high.

According to a fifth aspect of the present invention, there is provided a hanging scaffolding for constructing a building according to the fourth aspect,
The connecting member supports a holding plate for holding the scaffold plate from above so as to be vertically movable, and the holding plate includes a nail for fixing the scaffold plate.

[0011] According to the invention described in claim 6, according to claims 1 to 5,
In the hanging scaffolding hardware for constructing a building according to any one of the above, a first engaging portion is provided at a base end of the hanging portion, and a first engaging portion is provided at a distal end side of the hanging portion. And a second engaging portion capable of engaging with the portion.

According to a seventh aspect of the present invention, there is provided a hanging scaffold for constructing a building, wherein the plurality of hanging scaffolding hardware for constructing the building according to any one of the first to sixth aspects is attached to a beam of the building. In addition to hanging at predetermined intervals, a scaffold plate is placed on the support of each hanging scaffolding bracket.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION

(First Embodiment) Hereinafter, a first embodiment of the present invention will be described in detail with reference to the drawings.

As shown in FIGS. 1 to 3, a hanging scaffolding 10 for constructing a wooden building includes a beam 11 of a wooden building.
And a support portion 15 that is connected to the hook portion 12 via a connecting member 13 and supports the scaffold plate 14. The hook portion 12 is formed by bending a metal plate so as to engage with the upper portion of the beam 11. The hook piece 16 is formed to be elongated at the tip of the hook portion 12 so as to extend in the length direction of the beam 11, and is engaged with one side surface of the beam 11. The bent piece 17 is formed by bending the hook part 12 on the side opposite to the hook piece 16, and is engaged with the other side surface of the beam 11.

The supporting portion 15 is formed by bending or welding a metal round bar, and the scaffold plate 14 is supported on the supporting portion main body 18. The scaffold plate 14 is made of wood, and is formed in an elongated rectangular plate shape having a predetermined thickness and a predetermined length. The support rod 19 as a protrusion is welded and joined to the distal end side of the support portion 15 so as to extend upward, and inserts and supports a mounting cylinder 20 for mounting a handrail. The hook portion 21 is bent at the tip of the support portion 15 in a U-shape. Then, as shown in FIG. 1, by hooking a rope 23 around a net 22 stretched inside the beam 11 to the hook portion 21, the net 22 can be stretched inside the beam 11. I have.

A support frame 25 for supporting the scaffold 14
Is formed in a channel shape having a U-shaped cross section,
Is welded to the base end of the support portion 15 so as to extend in the direction of. Then, as shown in FIG. 1 or FIG. 2, the support frame 25 holds one side of the scaffold plate 14 so that the scaffold plate 14 does not move up and down. The mounting rod 26 is a support part 15
Is formed by bending the base end portion upward.

A joining plate 27 constituting the connecting member 13 is joined and formed on an upper portion of a holding rod 28 having a round bar shape, and is joined to the bent piece 17 of the hook portion 12. The connecting plate 29 constituting the connecting member 13 is formed of a parallelogram-shaped metal plate, and its upper end is joined to the lower part of the holding rod 28 and its lower end is joined to the upper part of the mounting rod 26. ing. The mooring cord 30 is arranged so as to wrap the lower part of the mounting rod 26, and is fixedly fastened by a stopper 31. With the mooring string 30, the scaffolding plate 14 is
Moored to prevent lateral movement.

The mounting cylinder 20 is formed of a metal cylindrical pipe, and a lower portion thereof is fitted to a support rod 19 of the support portion 15 and is erected and held. The pair of left and right bent bodies 32 are bent at the upper end of the mounting cylinder 20 so as to form a substantially square shape, and are oriented in directions opposite to each other by 180 degrees. The distal end of the bent body 32 is formed so as to have a certain gap between the bent body 32 and the base end, and a rope 33 as a handrail is hung on the bent body 32 through the gap.

The retaining fitting 34 is formed in an inverted L-shape.
The upper part is welded to the lower end of the mounting cylinder 20, and the bent engaging portion 35 extends in the same direction as the bent body 32. Then, as shown by the solid line in FIG. 4, the mounting cylinder 20 can be held in an upright state by fitting the mounting cylinder 20 to the support rod 19, and at this time, the engaging portion 35 is moved from the lower edge of the support section main body 18. Is also located below. In this state, as shown by a two-dot chain line in FIG. 4, the mounting cylinder 20 is rotated clockwise by 90 degrees, so that the engaging portion 35 of the retaining fitting 34 is engaged with the lower surface of the support portion main body 18. It has become.

Next, the operation of the hanging scaffold for constructing the wooden building of this embodiment will be described. Now, as shown in FIG. 1, when constructing a suspended scaffold inside the beam 11 of the wooden building, a pair of suspended scaffolding brackets 1 on the ground.
The hooking pieces 16 are engaged with one side of the beam 11 and the joining plate 27 is engaged with the other side of the beam 11 such that the zero hooking portions 12 are placed on the beam 11 at predetermined intervals. . In this state, the scaffold plate 14 is placed on the support portion main body 18 such that one side of the scaffold plate 14 is fitted into each support frame 25.

In this state, the mooring string 30 is attached to the scaffold plate 14.
Is wrapped around the scaffold plate 14 and tied to the support portion main body 18. This prevents the scaffold plate 14 from moving in its length and width directions.

Further, a pair of hanging scaffolding fittings 10 is locked to the beam 11 at a position adjacent thereto in the same manner as described above, and the scaffolding plate 14 is placed on the support body 18. Such an operation is repeated by the required number of scaffolding boards 14. Then, the net 22 is stretched inside the beam 11 by hooking the rope 23 of the net 22 to the hook portion 21 of each metal fitting 10. Thereafter, the beam 1 on which the hanging scaffolding bracket 10 is suspended
1 is lifted to a predetermined beam height using a mobile crane (not shown), and both ends thereof are fixed to columns. In this way, a suspended scaffold can be constructed inside the beam 11.

Next, as shown in FIG. 2, when a hanging scaffold is constructed outside the beam 11, a pair of hanging scaffolding brackets 1 is constructed in the same manner as when a hanging scaffold is constructed inside the beam 11.
The hook portions 12 of 0 are respectively attached to the beams 11 at predetermined intervals,
The support portion 15 is locked so as to be positioned outside the beam 11, and the scaffold plate 14 is placed on the support portion main body 18. In this state, as shown in FIG. 4, the mounting cylinder 20 is fitted to the support rod 19 of each hanging scaffolding fitting 10, and the mounting cylinder 20 is held in the upright state. The engaging portion 35 of the retaining fitting 34 of the cylinder 20 is engaged with the lower surface of the support portion main body 18. Thereby, the attachment cylinder 20 can be prevented from coming off.

A handrail can be formed by hooking the end of the rope 33 on the bent body 32 of each mounting cylinder 20. Thereafter, in the same manner as described above, the beam 11 on which the hanging scaffolding metal fitting 10 is suspended is lifted to a predetermined beam height using a movable crane (not shown), and both ends of the beam 11 are fixed to the pillars. A hanging scaffold can be constructed on the outside. The worker can easily climb the hanging scaffold by hanging a ladder on the beam 11 or the hanging scaffold.

Therefore, the worker can smoothly and safely carry out the work of constructing the building on the hanging scaffold outside the beam 11. Further, after constructing the suspended scaffolding on the inside and outside of the beam 11, the beam 11 is lifted to a predetermined beam height by using a movable crane (not shown), and both ends thereof are fixed to the pillars. A hanging scaffold can also be constructed on the outside at the same time.

As described above, according to the first embodiment, the following effects are exhibited. -According to the hanging scaffolding fitting 10 for constructing the building of this embodiment,
Hanging portions 1 of a plurality of hanging scaffolding brackets 10 on beams 11 of a building
By suspending the scaffold 2 and placing the scaffold plate 14 on each support portion 15, a suspended scaffold can be formed.

For this reason, the suspended scaffold can be easily assembled on the ground, and can be lifted to constitute a suspended scaffold. Therefore, such work can be performed in a short time, and it is not necessary to perform scaffold assembly at a high place. In addition, the construction of the beam and the configuration of the suspended scaffold can be performed together. The hanging scaffolding metal fitting 10 of the embodiment has a hanging portion 12 that is hung on a beam 11 of a building.
And a support portion 15 on which the scaffold plate 14 is placed.

Accordingly, the number of components for constituting the hanging scaffolding metal fitting 10 can be reduced, and it is only necessary to hang the hanging portion 12 on the beam 11 and mount the scaffold plate 14 on the support portion 15, and use a tool. A hanging scaffold can be constructed without any need. Moreover, the weight of the scaffold can be reduced. According to the hanging scaffolding bracket 10 of the embodiment, the beam 1
Since a hanging scaffold can be formed on the inside as well as on the outside of 1, the work of constructing a building inside the beam 11 can be easily performed. -Even if the second floor part of the building is located inside the first floor part and cannot be reached with the conventional scaffold, the scaffolding can be easily configured by suspending and supporting the hanging scaffolding hardware 10 on the beam on the second floor. be able to. Therefore, the work of constructing the building on the second floor can be easily performed.

The first embodiment can be modified and embodied as follows. Inserting the hanging piece 17 of the hanging scaffolding metal fitting 10 hooked to the outside of the beam 11 into the gap between the bent piece 17 of the hanging scaffolding metal fitting 10 hooked inside the beam 11 and the beam 11.

In this manner, the hanging portions 12 are connected, and the inner and outer hanging scaffolds are symmetrically constructed with the beam 11 as an axis. As shown in FIGS. 5 and 6, the pair of bent bodies 32 of the mounting cylinder 20 are each formed in a horizontal L-shape, and the handrail 33 is formed of a cylindrical body. Attach the mounting ring 36. Then, the mounting ring 36 of each handrail 33 is engaged with the bent body 32 of the mounting cylinder 20.

In this manner, the bent body 3 of the mounting cylinder 20
The engagement of the handrail 33 with the attachment ring 36 of the handrail 33 allows the handrail 33 to be easily and reliably attached to the attachment cylinder 20. As shown in FIG. 7, the handrail 33 is composed of a large-diameter cylinder 37 and a small-diameter cylinder 38 that is slidably inserted into the large-diameter cylinder 37. In addition, as shown in FIG.
A non-rotating ridge 39 is provided on the inner bottom surface of the small-diameter cylinder, and a groove is formed on the outer bottom surface of the small-diameter cylinder 38.

In this manner, the length of the handrail 33 can be appropriately adjusted according to the arrangement interval of the hanging scaffolding hardware 10, and the large-diameter cylinder 37 and the small-diameter cylinder 38 are prevented from rotating. be able to. As shown in FIG. 9, a pair of bent bodies 32 of the mounting cylinder 20
Are formed so as to be open at the top, respectively, and the locking recess 40 is provided at the bottom thereof, and the mounting ring 36 is rotatably supported in the hole 41 at the end of the handrail 33.
Then, the mounting ring 36 is engaged with the locking recess 40 through the bent body 32 of the mounting cylinder 20.

In this way, the handrail 33 is attached to the mounting cylinder 2
0 can be easily and reliably attached. As shown in FIG. 10, a pair of bent bodies 3 of the mounting cylinder 20
2 is formed in a semicircular shape so that the upper part is opened, and a chain as a handrail 33 is attached to the bent body 32.

In this case, the handrails 33 can be freely and easily formed at intervals between the hanging scaffolding brackets 10. As shown in FIG. 11, the support frame 25 of the support portion 15
An upper frame 42 having an L-shaped cross section joined to a cylindrical body 44 slidably fitted to the mounting rod 26, and a lower frame 43 having an L-shaped cross section fixed to the support portion main body 18. To do.
Further, a nail 45 is protruded on the lower frame 43. Then, as shown by a two-dot chain line in the same figure, the scaffold plate 14 is placed on the lower frame 43 in a state where the upper frame 42 is positioned above together with the cylindrical body 44, and after the scaffold plate 14 is driven into the nail 45,
The upper frame 42 is lowered and placed on the scaffold 14.

In this manner, the upper frame 42 can be moved up and down in accordance with the thickness of the scaffold plate 14, so that the thickness of the scaffold plate 14 can be appropriately adjusted, and the scaffold plate 14 is placed on the lower frame 43. It can be fixed securely. The retaining portion 12 is formed of a round bar having a predetermined thickness,
Integrate with 8.

In this way, the structure of the hanging scaffolding bracket 10 can be simplified, and the manufacturing cost can be reduced. The hanging scaffolding metal fitting 10 of the present invention is used by suspending it on a beam of a building other than a wooden building such as a steel building.

(Second Embodiment) Next, a second embodiment of the present invention will be described below with reference to the drawings. In this embodiment, the same members as those in the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

As shown in FIG. 12, a hanging scaffolding fitting 10 for constructing a wooden building is connected to a hanging portion 12 which is hooked and held by a beam 11 of the wooden building, and to the hanging portion 12. And a support portion 15 that is connected via a member 13 and supports the scaffold plate 14. The hook portion 12 is formed by bending a metal plate so as to engage with the upper portion of the beam 11.
In addition, a nail 48 is attached to the hook 12 to fix the beam 11.
Are formed through three insertion holes 49. The hook piece 16 is formed to be elongated at the tip of the hook portion 12 so as to extend in the length direction of the beam 11, and is engaged with one side surface of the beam 11. The bent piece 17 is formed on the base end side of the hook portion 12 on the opposite side to the hook piece 16, and
To be engaged with the other side surface. Two insertion holes 50 for driving nails 48 for fixing the beam 11 are formed through both ends of the lower part of the bent piece 17.

Then, when the hanging scaffolding bracket 10 is hung on the beam 11, the nail 48 is driven into the hanging scaffolding bracket 10 by driving the nail 48 from the insertion hole 49 of the hooking portion 12 and the insertion hole 50 of the bent piece 17. Can be fixed.

As shown in FIG. 14, a pair of first engaging portions 51 formed in a rectangular tube shape are joined to the upper end of the bent piece 17 so as to extend in parallel with the hooking portion 12. On the other hand, the second engaging portion 52 formed in an elongated cylindrical shape is provided with the first engaging portion 5.
It is joined to the outer surface of the hook piece 16 at a length about twice as large as that of the hook piece 16. Then, as shown in FIG. 14, when the two hanging scaffolding brackets 10 are hung facing each other on the beam 11, the first
The engaging portion 51 and the second engaging portion 52 can be engaged.

When the width of the beam 11 is 12.0 cm,
A second engaging portion 52 is attached to the square cylinder inside the pair of first engaging portions 51.
When the width of the beam 11 is 10.5 cm, the second engaging portion 52 is engaged with the square tube outside the first engaging portion 51.

As shown in FIGS. 12 and 13, the connecting plate 29 constituting the connecting member 13 is formed of a parallelogram-shaped metal plate, and its upper end is joined to the lower part of the holding rod 28. The lower end surface is joined to the upper portion of the mounting rod 26. The moving member 53 is fitted to the mounting bar 26 so as to be able to move up and down within the range of the support portion 15 from the lower end of the connecting plate 29. The vertical movement of the moving member 53 facilitates attachment and detachment of the scaffold plate 14.

A holding plate 54 for holding the scaffold plate 14 from above is formed by a horizontal plate 55 and a vertical plate 56 to have an L-shaped cross section. The vertical plate 56 is welded to the moving member 53 so that the vertical plate 56 extends in the axial direction of the moving member 53.
A nail 57 for fixing the scaffold plate 14 is welded downward on both sides of the tip of the holding plate 54. By driving the nail 57 into the scaffold plate 14, the scaffold plate 14 is prevented from moving up, down, left and right.

Further, the striking rod 58 is formed by bending a metal round bar at a right angle. The lower half of the striking rod 58 is welded to both sides of the moving member 53 so as to be opposite to the horizontal plate 55 of the pressing plate 54 in a direction orthogonal to the horizontal plate 55. By hitting the striking rod 58 from below, the holding plate 54 joined to the moving member 53 moves upward, and at the same time, the nail 57 welded to the holding plate 54 comes off from the scaffold plate 14.

The supporting portion 15 is composed of two metal square pipes 1.
5a are arranged in parallel with the mounting rod 26 interposed therebetween, and the mounting rod 2
It is fixed to the lower end of the mounting rod 26 so that the 6 side is lower and the support rod 19 side is higher. With such a configuration, the scaffold plate 14 is inclined toward the mounting rod 26, and the scaffold plate 14 is hard to fall off. The scaffold 14 is supported on the support 15. The scaffold plate 14 is made of wood, and is formed in an elongated rectangular plate shape having a predetermined thickness and a predetermined length.

Support plate 59 for supporting scaffold plate 14
Is formed in an inverted L-shaped cross section by a bottom plate 60 and a side plate 61, and the bottom plate 60 is welded to the square pipe 15a. Further, nails 57 are welded upward to both sides of the tip of the bottom plate 60 of the support plate 59 to fix the scaffold plate 14 from below. The side plate 61 of the support plate 59 can receive and support the side surface of the scaffold plate 14. Then, the scaffold plate 14 is sandwiched between the support plate 59 and the holding plate 54, and the nail 57 is driven from both the upper and lower sides to prevent the scaffold plate 14 from moving up, down, left and right.

The support rod 19 comprises a metal round bar extending upward and a hook 21 bent at the lower end thereof, and is welded and joined between the distal ends of two square pipes 15a. An attachment tube 20 for attaching a handrail is inserted and supported on the support rod 19, and a hook portion 21 has
Curb 23 around the net 22 stretched inside the beam 11
, The net 22 can be stretched inside the beam 11.

As shown in FIGS. 15 and 16, the mounting cylinder 20 is formed of a metal cylindrical pipe, and the lower portion thereof is fitted to the support rod 19 of the support portion 15 and is held upright. The bent bodies 32 are mounted one by one at a portion slightly lower than the upper end of the mounting cylinder 20 and substantially at the center. Bent body 3
2 is bent in a curved shape so that its base end is perpendicular to the mounting cylinder 20 and further extends obliquely upward, and its tip is perpendicular to the mounting cylinder 20 again. The hook 63 of the handrail bar 62 is hooked on the bent body 32. Further, a hook 63 of another handrail bar 62 adjacent to the bent body 32 can be hooked.

As shown in FIG. 16, the handrail bar 62
Is composed of a small-diameter cylinder 64 having a fixed length, and a pair of positioning cylinders 65 slidably fitted in the small-diameter cylinder 64. The connecting ring 66 is fitted into the small-diameter cylinder 64 so as to be slidable between the pair of positioning cylinders 65. Then, it is moved to a predetermined position, and a small-diameter cylinder 64 of another adjacent handrail bar 62 is inserted and connected. In addition, the retaining fittings 67 are attached and fixed to both ends of the small-diameter cylinder 64,
The positioning tube 65 and the connecting ring 66 are prevented from falling off the small-diameter tube 64.

The hook 63 is formed by bending a metal round bar into a semicircle, and is fixed to the positioning cylinder 65 by welding. The eye bolt 68 has a gripping ring 70 at the tip of the bolt 69, and is welded to the positioning cylinder 65 on the opposite side of the hook 63. Then, after the positioning cylinder 65 is moved to a predetermined position, the positioning cylinder 65 can be fixed to the small-diameter cylinder 64 by screwing in the eye bolt 68.

As shown in FIGS. 13 and 15, the retaining fitting 34 extends in a direction perpendicular to the mounting cylinder 20 at an angle of 45 degrees with respect to the bent body 32, extends right below, and further extends perpendicularly to the bent body 32. Extend in the direction of And the mounting cylinder 20
The mounting tube 20 can be held upright by fitting the support tube 19 into the support rod 19, and the engaging portion 35 is
5a is located below the lower edge. And the mounting cylinder 20
By turning 90 degrees clockwise as viewed from above,
The engaging portion 35 of the retaining fitting 34 is adapted to be engaged with the lower surface of the square pipe 15a. Further, at this time, the bent body 32 is directed to the direction of the beam 11.

Next, the operation of the hanging scaffold for constructing the wooden building of the second embodiment will be described. When a hanging scaffold is constructed inside the beam 11 of the wooden building, the hanging portions 12 of the pair of hanging scaffolding brackets 10 are placed on the beam 11 at predetermined intervals on the ground, and the hanging The piece 16 is engaged with one side of the beam 11, and the bent piece 17 is
1 is engaged with the other side surface. Then, the moving member 53 inserted into the mounting rod 26 is moved upward. In this state, the scaffold plate 14 is placed on the bottom plate 60 of the support plate 59, one side of which is in contact with the side plate 61, and the other side is placed on the two square pipes 15a. Subsequently, nails 57 welded to both sides of the distal end of the support plate 59 are driven in, and the scaffold plate 14 is fixed from below. At this time, since the support portion 15 is configured so that the mounting bar 26 side is low and the support bar 19 side is high, the scaffold plate 14 is prevented from falling off in the length direction.

Next, the moving member 53 to which the holding plate 54 is joined is moved downward, and the holding plate 54 is
Place on top of. Then, nails 57 welded and joined to both sides of the tip are driven in, and the scaffold plate 14 is fixed from above.

Accordingly, the inclination of the support portion 15 in the direction of the mounting rod 26 and the fixing of the support portion 15 with the nail 57 from above and below make the scaffold plate 14
Is fixed, and is prevented from moving in its length direction and width direction.

Further, the engaging portions 12 of the pair of hanging scaffolding fittings 10 are locked to the beams 11 at the adjacent positions in the same manner as described above, and the scaffolding plate 14 is placed on the square pipe 15a. Such an operation is repeated by the required number of scaffolding boards 14. The net 22 is stretched inside the beam 11 by hooking the rope 23 of the net 22 to the hook 21 of each hanging scaffolding bracket 10.

Next, as shown in FIG. 14, when constructing a suspended scaffold outside the beam 11, first, as in the case of constructing a suspended scaffold inside the beam 11, a pair of suspended scaffolds is used. The hooks 12 of the metal fittings 10 are fixed to the beams 11 at predetermined intervals so that the support portions 15 are located outside the beams 11, and the scaffold plate 14 is placed on the square pipe 15a.

Then, one or both of the suspension scaffolds constructed inside or outside the beam 11 are moved in the length direction along the beam 11 so as to approach each other. Then, the second engaging portion 52 joined to the bent piece 17 of the hanging scaffolding bracket 10 built inside the beam 11
1 hanging piece 16 of the hanging scaffolding bracket 10 constructed outside
The first engaging portion 51 joined to the first engaging portion is engaged. Further, an insertion hole 49 formed through the hook portion 12 and the bent piece 17,
A nail 48 is driven in from 50, and the hanging scaffolding bracket 10 is
Fix to 1. As a result, the hanging portions 12 are connected, and both hanging scaffolds are constructed symmetrically with the beam 11 as an axis, so that they are balanced and stable.

Next, as shown in FIG. 13, the mounting cylinder 20 is fitted to the support rod 19 to hold the mounting cylinder 20 in an upright state, and then rotated clockwise by 90 degrees when viewed from above, to thereby mount the mounting cylinder 20. 20
The engaging portion 35 of the stopper fitting 34 is engaged with the lower surface of the square pipe 15a. Thereby, the detachment of the mounting cylinder 20 can be prevented.

The handrail is formed by hooking the hook 63 of the handrail bar 62 on the bent body 32 of each mounting cylinder 20. Then, the hanging scaffolding bracket 1 inside and outside
A suspended scaffold can be constructed by lifting the beam 11 with the suspended 0 to a predetermined beam height using a mobile crane (not shown) and fixing both ends of the beam to a pillar.

Scaffold plate 1 fixed to hanging scaffolding bracket 10
When removing 4, the hitting rod 58 welded to both sides of the moving member 53 is hit from below, so that the pressing plate 54 moves upward, so that the nail 57 welded to the pressing plate 54 is It moves upward simultaneously with the holding plate 54,
The nail 57 can be easily pulled out, and the scaffold plate 14 can be immediately removed.

As described above, according to the second embodiment, the following effects are exhibited. The mounting rod 26 side of the support portion 15 is low,
The configuration is such that the 9 side is higher. Therefore, the scaffold plate 14 is inclined in the direction of the mounting rod 26, and the scaffold plate 14 is
5 can be prevented from dropping in the direction of the tip. The holding plate 54 to which the nail 57 is welded is attached to the mounting rod 26.
Since the scaffold plate 14 is supported so as to be vertically movable, the scaffold plate 14 can be securely fixed by the nails 57, and the scaffold plate 14 can be easily placed or removed. Since the holding plate 54 is welded to the moving member 53 and supported so as to be vertically movable, the thickness of the scaffold plate 14 is reduced by the moving member 53.
Can be changed within the range of movement. When constructing a suspended scaffold inside and outside the beam 11, a first engaging portion 51 and a second engaging portion 52 formed on the hanging portion 12.
With this, the suspended scaffold is constructed symmetrically about the beam 11 as an axis, so that the suspended scaffold can be held in a stable state. -Since the first engagement portion 51 is formed in a pair of square cylinders,
When the width of the beam 11 is wide, the second engagement portion 52 can be engaged inward, and when the width of the beam 11 is small, the second engagement portion 52 can be engaged outside. Therefore, a suspension scaffold corresponding to the width of the beam 11 can be reliably constructed. The support plate 59 is welded on the square pipe 15a so that the tip end is higher, and nails 57 are attached to both ends thereof.
Are welded, so that the scaffold plate 14 is supported so as not to fall off, and can be securely fixed by the nail 57. Since the attachment tube 20 can be fitted to the support rod 19 and the handrail bar 62 can be attached to the attachment tube 20, a handrail can be easily obtained. Furthermore, since the net 22 is stretched by hooking the rope 23 of the net 22 on the hook portion 21 formed at the lower end of the support rod 19, it is possible to prevent members or the like from dropping during operation. -Since the handrail bar 62 can be hooked up and down, a handrail can be provided according to the situation at the construction site. The attachment tube 20 can be securely held upright by the retaining fitting 34 formed at the lower end of the attachment tube 20. Since the striking rod 58 and the holding plate 54 were welded to the moving member 53, by hitting the striking rod 58 from below,
At the same time that the holding plate 54 moves upward,
The nail 57 welded to the nail can be easily pulled out. Since the insertion holes 49 and 50 for driving the nail 48 into the hooking portion 12 and the bent piece 17 are formed to penetrate, the hanging scaffolding bracket 10 can be securely fixed to the beam 11.

The present invention can be embodied by changing the form as follows. The hanging scaffolding metal fitting 10 of the present invention is used by suspending it on a beam of a building other than a wooden building such as a steel building. -The square pipe 15a is formed of a round bar having a predetermined thickness. -Make the square pipe 15a thicker or attach three or more.

Also in this case, the scaffold plate 14 can be stably mounted. -As shown in FIG. 17, the support plate 59 is removed, and the groove 7 for holding the scaffold plate 14 on the square pipe 15a is provided.
1 is recessed.

In this way, the scaffold plate 14 can be easily and reliably fixed. A nail 5 welded to the holding plate 54 or the support plate 59
The number 7 is increased when the scaffold plate 14 is strongly fixed, and is not formed when it is not required.

In this way, the fixing strength of the scaffold 14 can be adjusted according to the situation at the construction site. A screw hole is formed through the upper surface of the first engagement portion 51, and a bolt is inserted through the screw hole.

In this way, the first engaging portion 51 is
When the engaging portion 52 is engaged, the bolt can be inserted into the screw hole, and the second engaging portion 52 can be pressed down and fixed.
The engaging portion 51 and the second engaging portion 52 can be reliably engaged. The insertion hole 49 of the hook 12 and the insertion hole 5 of the bent piece 17
The number of zeros should be increased if the beam 11 is to be strongly fixed.

In this way, the beam 11 can be fixed more strongly. In addition, a technical idea grasped from the embodiment will be described below. The hanging scaffolding hardware for constructing a building according to claim 1, wherein the hanging portion includes a hooking piece that engages with a side surface of a beam of the building.

In the case of such a configuration, the hanging portion can be securely attached to the beam of the building. The hanging scaffolding fitting for constructing a building according to claim 1, wherein the connecting member is formed to extend outward from the hooking portion by a connecting plate.

With this configuration, a certain space can be formed under the beams of the building, and mounting work such as bracing can be easily performed. The hanging scaffolding fitting for constructing a building according to claim 1, wherein the support portion includes a U-shaped support frame for holding a side portion of the scaffold plate.

According to this structure, the scaffold plate can be easily and reliably supported on the support portion. The building according to claim 2, wherein the mounting cylinder is provided with a retaining metal fitting that engages with the supporting portion by rotating the mounting cylinder after the mounting cylinder is mounted on the protrusion of the supporting portion. Metal fittings for hanging scaffolds.

In such a configuration, the mounting cylinder can be easily engaged with the support by simply rotating the mounting cylinder after mounting it on the projection of the support, and the mounting cylinder stands upright in a stable state. Can be held. The metal fitting for a suspended scaffold for constructing a building according to claim 2, wherein a bent body for mounting a handrail is provided on the mounting cylinder.

In the case of such a configuration, the handrail can be easily provided on the suspended scaffold by hanging the handrail on the bent body of the mounting cylinder. A metal fitting for a suspended scaffold for constructing a building according to any one of claims 1 to 6, wherein a support plate for holding a bottom portion of the scaffold plate is provided on the support portion, and a nail is provided on the support plate. .

With this configuration, the scaffold can be easily and reliably supported at the bottom. The hanging scaffolding bracket for constructing a building according to claim 5, wherein a moving member for removing a nail driven into the scaffold plate is movably joined to the connecting member on the holding plate.

With this structure, the pressing member is moved upward by hitting the moving member from below,
The nail of the holding plate comes off, and the scaffold plate can be easily removed.

[0075]

The present invention is configured as described above, and has the following effects. According to the hanging scaffolding hardware for constructing the building of the invention according to claim 1,
After the scaffold is attached to the beam on the ground, a suspended scaffold can be constructed by lifting the beam, so that the work is easy and the work can be performed in a short time. Further, the number of components for constituting the hanging scaffold can be reduced, and the hanging scaffold can be constructed without using any tools. In addition, a suspended scaffold can be easily constructed inside the beam, and work inside the beam can be easily performed.

According to the second aspect of the present invention, in addition to the effects of the first aspect, the worker can work on the scaffold plate in the vicinity of the beam. Can be easily performed, and the operation can be smoothly carried out by holding the handrail attached to the attachment cylinder.

According to the third aspect of the present invention, in addition to the effects of the first or second aspect of the present invention, a worker who works on a scaffold plate is provided. Accidentally falls from the scaffolding plate inward of the beam,
Since the worker is received by the net stretched inside the beam, the worker can work with ease on the scaffold.

According to the fourth aspect of the present invention, in addition to the effects of the first to third aspects, the scaffold plate is inclined toward the connecting member, and the scaffold plate is supported. It is possible to prevent the portion from falling off in the direction of the tip.

According to the fifth aspect of the present invention, in addition to the effect of the fourth aspect, the scaffold plate can be securely fixed to the supporting portion by nails. .

According to the sixth aspect of the present invention, in addition to the effects of the first to fifth aspects, the hanging scaffold is constructed in a state of being connected left and right around the beam. Therefore, the suspended scaffold can be held in a stable state.

According to the hanging scaffold for constructing a building according to the invention of claim 7, in addition to the effects of claims 1 to 6, the hanging scaffold uses a beam of the building, and the inside of the beam is used. Alternatively, it can be easily formed on any of the outside.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a hanging scaffold for a wooden building according to a first embodiment.

FIG. 2 is a perspective view showing a hanging scaffold outside a beam for a wooden building.

FIG. 3 is an exploded perspective view showing a hanging scaffolding bracket.

FIG. 4 is a perspective view showing a hanging scaffolding bracket.

FIG. 5 is a partial front view showing another example of a handrail mounting portion of the hanging scaffolding bracket.

FIG. 6 is a plan view of FIG. 5;

FIG. 7 is a sectional view showing another example of a handrail.

FIG. 8 is a sectional view taken along line 8-8 in FIG. 7;

FIG. 9 is a partial front view showing another example of the handrail mounting portion of the hanging scaffolding bracket.

FIG. 10 is a partial front view showing another example of a handrail mounting portion.

FIG. 11 is a partially broken front view showing another example of a portion for supporting a scaffold plate.

FIG. 12 is a perspective view showing a hanging scaffold for a wooden building according to the second embodiment.

FIG. 13 is a side view showing the operation of the hanging scaffolding bracket.

FIG. 14 is a partial perspective view showing engagement between a first engagement portion and a second engagement portion.

FIG. 15 is a perspective view showing a mounting cylinder of a hanging scaffolding bracket.

FIG. 16 is a plan view showing a handrail bar of the hanging scaffolding hardware.

FIG. 17 is a side view showing another example of the support portion main body.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 ... Hanging scaffolding metal fittings, 11 ... Building beam, 12 ... Hanging part, 13 ... Connecting member, 14 ... Scaffold plate, 15 ... Supporting part, 1
9: support rod as a projection, 20: mounting cylinder, 21: hook part, 22: net, 33: rope as a handrail, 51
... First engaging portion, 52... Second engaging portion, 54.
7 ... Nail.

Claims (7)

[Claims] 1. A building having a hanging portion which is hooked and held by a beam of a building, and a supporting portion connected to the hanging portion via a connecting member and supporting a scaffold plate. Hanging scaffolding bracket. 2. The hanging scaffolding for constructing a building according to claim 1, wherein the supporting portion is provided with a projection for inserting and supporting a mounting cylinder for mounting a handrail. 3. The building according to claim 1, wherein the supporting portion is provided with a hook portion for supporting a part of a net stretched inside a beam of the building. Metal fittings for hanging scaffolds. 4. The hanging scaffolding metal fitting for constructing a building according to claim 1, wherein the supporting portion is configured such that a connecting member side is low and a distal end side is high. 5. The connecting member according to claim 4, further comprising: a pressing plate for pressing the scaffold plate from above, which is vertically movable, and a nail for fixing the scaffold plate. Metal fittings for hanging scaffolds for building modern buildings. 6. A first engaging portion is provided at a base end portion of the engaging portion, and a second engaging portion engageable with the first engaging portion is provided at a distal end side of the engaging portion. A hanging scaffolding fitting for constructing the building according to claim 1. 7. A plurality of hanging scaffolding hardware for constructing the building according to any one of claims 1 to 6, which is hung at predetermined intervals on a beam of the building, and is attached to a supporting portion of each hanging scaffolding hardware. A hanging scaffold for building a building with a scaffold plate.