JP2022110348A - Scaffold fixture - Google Patents

Abstract

To provide a scaffold fixture capable of improving convenience in fixing a scaffold pipe to a building.SOLUTION: A scaffold fixture 1 for fixing a scaffold pipe 200 for a work scaffold arranged around a building 100 to the building 100 has pipe clamps (inner pipe clamps 22, 23, outer pipe clamps 32, 33) for fixing the scaffold pipe 200 inserted through a window 101 of the building 100, and fixing parts (inner fixing part 81, outer fixing part 91) fixed to a wall 111 of the building 100; and fixing members (the inner fixing member 24 and the outer fixing member 34) attached to the pipe clamps (inner pipe clamps 22, 23 and outer pipe clamps 32, 33) via bent parts 82, 92 bent from the fixing parts (the inner fixing part 81 and the outer fixing part 91) in a direction away from the wall 111.SELECTED DRAWING: Figure 1

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a scaffolding fixture for fixing scaffolding pipes for work scaffolding arranged around a building to a building in repair work of the building or the like.

Conventionally, at a construction site of a building, after assembling a steel frame as a frame of the building, scaffolding for work is built around it using steel pipes. At that time, in order to stabilize the scaffolding, scaffolding pipes that support the scaffolding are fixed to the steel frame of the building by scaffolding fixtures (see, for example, Patent Document 1).

JP-A-11-256813

When scaffolding fixtures are fixed to the building during repair work after completion, the scaffolding fixtures are attached to the concrete wall instead of the steel frame. It is difficult for conventional scaffolding fixtures to adapt to the various cross-sectional shapes of building walls.

SUMMARY OF THE INVENTION An object of the present invention is to provide a scaffolding fixture capable of improving the convenience of fixing a scaffolding pipe to a building.

A scaffolding fixture of the invention according to claim 1 is a scaffolding fixture for fixing a scaffolding pipe for a working scaffold to be arranged around a building to a building, wherein the scaffolding is inserted through a window of the building. It has a pipe clamp for fixing a pipe and a fixing part fixed to the wall of the building, and is attached to the pipe clamp via a bending part that bends from the fixing part in a direction away from the wall. and a fixing member.

A scaffolding fixture of the invention according to claim 2 is a scaffolding fixture for fixing a scaffolding pipe for a working scaffold to be arranged around a building to the building, the scaffolding fixture being arranged inside the building, An inner fixture that fixes the scaffolding pipe through which the window is inserted, and an outer fixture that is disposed outside the building and fixes the scaffolding pipe through which the window is inserted, wherein the inner fixture is , an inner pipe clamp that fixes the scaffolding pipe inserted through the window of the building from the inside of the window; and an inner fixing part that is fixed to the inner surface of the wall of the building; an inner fixing member attached to the inner pipe clamp via a bend that bends away from the inner surface of the wall, wherein the outer fixture is inserted through the window of the building; It has an outer pipe clamp for fixing the scaffold pipe from the outside of the window, and an outer fixing part fixed to the outer surface of the wall of the building. and an outer fixing member attached to the outer pipe clamp via a bent portion.

A scaffolding fixture according to a third aspect of the invention is a scaffolding fixture for fixing a scaffolding pipe for a working scaffold to be arranged around a building to the building, and is arranged inside a window of the building. , an inner fixture for fixing the scaffolding pipe through which the window is passed; and an outer fixture disposed outside the window of the building for fixing the scaffolding pipe through which the window is passed; The inner fixture is formed in a plate shape, and is attached to an inner plate-shaped member arranged inside the building, and one surface of the inner plate-shaped member, and fixes the inner plate-shaped member to the scaffolding pipe. and an inner fixed part fixed to the inner surface of the wall of the building, and via a bent part that bends from the inner fixed part in a direction away from the inner surface of the wall and an inner fixing member attached to the other surface of the inner plate-shaped member in an angle-adjustable state, wherein the outer fixture is formed in a plate shape and is an outer plate disposed outside the building. an outer pipe clamp attached to one surface of the outer plate-like member to fix the outer plate-like member to the scaffolding pipe; and an outer fixing part fixed to the outer surface of the wall of the building. and an outer fixing member attached to the other surface of the outer plate-shaped member in an angle-adjustable state via a bent portion that bends from the outer fixing portion in a direction away from the outer surface of the wall. and.

The scaffolding fixture of the present invention can improve the convenience of fixing scaffolding pipes to a building.

It is a perspective view which shows the scaffolding fixture concerning embodiment of this invention, and the lower side of a window. It is sectional drawing which shows the scaffolding fixture concerning embodiment of this invention, and the lower side of a window. 1 is an exploded perspective view showing the underside of a scaffold fixture and a window according to an embodiment of the present invention; FIG. It is explanatory drawing which shows the 1st and 2nd usage method of the scaffolding fixture concerning embodiment of this invention.

<Embodiment of the present invention>
A scaffold fixture according to an embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a perspective view showing the underside of a scaffold fixture and window according to an embodiment of the present invention. FIG. 2 is a cross-sectional view showing the underside of the scaffolding fixture and the window according to the embodiment of the present invention. FIG. 3 is an exploded perspective view showing the scaffold fixture and the underside of the window according to the embodiment of the present invention. FIG. 4(a) is an explanatory diagram showing a first method of using the scaffold fixture according to the embodiment of the present invention. FIG.4(b) is explanatory drawing which shows the 2nd usage method of the scaffolding fixture concerning embodiment of this invention.

In FIG. 1 , reference numeral 1 denotes a scaffold fixture, reference numeral 100 denotes a building, and reference numeral 101 denotes a window of the building 100 .

<Construction of Building> Below the window 101 of the building 100, a wooden lower frame 102 is provided. An upper surface 103 of the lower frame 102 is formed with a groove portion 104 recessed downward. A window rail 105 is attached to the groove 104 .

As shown in FIG. 2, the lower surface 106 of the lower frame 102 is formed with a groove 107 into which the edge of the wall 111 of the building 100 is inserted. A window inner side surface 108 of the lower frame 102 protrudes inward from an inner side surface 112 of the wall 111 . The window outer surface 109 of the lower frame 102 protrudes outward from the outer surface 113 of the wall 111 .

<Overall Configuration of Scaffold Fixing Tool> As shown in FIG. The scaffolding fixture 1 comprises an inner fixture 2 and an outer fixture 3 .

As shown in FIG. 2, the inner fixture 2 comprises an inner plate member 21, inner pipe clamps 22, 23, an inner fixing member 24, and rivets 25, 26, 27. As shown in FIG.

As shown in FIG. 2, the outer fixture 3 comprises an outer plate member 31, outer pipe clamps 32, 33, an outer fixing member 34, and rivets 35, 36, 37. As shown in FIG.

<Structure of Inner Fixture> As shown in FIGS. 2 and 3, in the inner fixture 2, the inner plate-like member 21 is formed into a plate-like shape from a metal such as an aluminum alloy or stainless steel. The inner plate member 21 is formed with insertion holes 41 , 42 , 43 near one end, near the other end, and in the center through which the trunks of the rivets 25 , 26 , 27 are inserted. A pin 45 is attached by welding to a hole 44 near the other end of the insertion hole 43 .

The inner pipe clamps 22 and 23 are attached to one surface of the inner plate-like member 21 with rivets 25 and 26 .

As shown in FIG. 1 , the inner pipe clamp 22 is composed of a pipe fixing member 62 having a through portion 61 for holding the connecting pipe 200 and a connecting pipe tightening screw 63 . The scaffolding pipe 200 is fixed to the pipe fixing member 62 by the pipe tightening screw 63 . The inner pipe clamp 23 also has the same structure as the inner pipe clamp 22 .

As shown in FIGS. 2 and 3, the inner fixing member 24 is formed into a plate shape by bending a metal such as an aluminum alloy or stainless steel.

The inner fixing member 24 has an inner fixing portion 81 that is fixed to the inner side surface 112 of the wall 111 of the building 100, and is bent from the inner fixing portion 81 in a direction away from the inner side surface 112 of the wall 111. A mounting portion 84 is provided on the other surface of the inner plate member 21 via a bent portion 83 bent in the same direction as the bent portion 82 and the inner fixing portion 81 so as to be angle-adjustable.

The inner fixing portion 81 of the inner fixing member 24 is formed with insertion holes 85 , 85 , 85 into which the trunk portions 4 a of the three anchor bolts 4 , 4 , 4 are inserted and arranged side by side in the longitudinal direction.

An inner surface 112 of the wall 111 is formed with holes 114, 114, 114 into which the body portions 4a of the three anchor bolts 4, 4, 4 are fitted.

The three anchor bolts 4, 4, 4 are inserted into the insertion holes 85, 85, 85 of the inner fixing part 81 at the body part 4a, and are fitted into the holes 114, 114, 114 of the inner surface 112 of the wall 111. By rotating the bolt head 4b clockwise in this state, the tip side of the trunk portion 4a bulges, and the inner fixing portion 81 is firmly fixed to the concrete of the inner surface 112 of the wall 111. As shown in FIG.

A mounting portion 84 of the inner fixing member 24 is formed with an insertion hole 86 through which the trunk portion of the rivet 27 is inserted. The attachment portion 84 of the inner fixing member 24 is formed with a partially circumferential slit 87 into which the pin 45 fixed to the inner plate-like member 21 is inserted. The rivet 27 is inserted into the insertion hole 43 of the inner plate member 21 and the insertion hole 86 of the mounting portion 84 of the inner fixing member 24, and the tip of the rivet 27 is crimped so that the inner A fixed member 24 is attached to the inner plate member 21 in a rotatable state. In addition, the inner fixing member 24 is arranged such that the longitudinal direction of the mounting portion 94 is aligned with the longitudinal direction of the inner plate-like member 21 (the axial direction of the scaffolding pipe 200 attached to the inner fixing member 2) by the slit 87 and the pin 45. , the angle can be adjusted within a range of about ±30°.

<Structure of Outer Fixing Tool> As shown in FIG. 2, in the outer fixing tool 3, the outer plate-like member 31 is formed into a plate shape from a metal such as an aluminum alloy or stainless steel. The outer plate member 31 is formed with insertion holes 51 , 52 , 53 near one end, near the other end, and in the center through which the trunks of the rivets 35 , 36 , 37 are inserted. A pin 55 is attached by welding to a hole 54 near the other end of the insertion hole 53 .

The outer pipe clamps 32, 33 are attached to one surface of the outer plate member 31 by rivets 35, 36. As shown in FIG.

As shown in FIG. 1 , the outer pipe clamp 32 is composed of a pipe fixing member 72 having a penetrating portion 71 for penetrating the scaffolding pipe 200 and a pipe tightening screw 73 . The scaffolding pipe 200 is fixed to the pipe fixing member 72 by the pipe tightening screw 73 . The outer pipe clamp 33 also has the same structure as the outer pipe clamp 32 .

As shown in FIG. 2, the outer fixing member 34 is formed into a plate shape by bending a metal such as an aluminum alloy or stainless steel.

The outer fixing member 34 has an outer fixing portion 91 that is fixed to the outer surface 113 of the wall 111 of the building 100 , and is bent from the outer fixing portion 91 in a direction away from the outer surface 113 of the wall 111 . A mounting portion 94 is provided on the other surface of the outer plate-like member 31 via a bent portion 93 bent in the same direction as the bent portion 92 and the outer fixing portion 91 so as to be attached in an angle-adjustable manner.

The outer fixing portion 91 of the outer fixing member 34 is formed with insertion holes 95 , 95 , 95 into which the trunk portions 5 a of the three anchor bolts 5 , 5 , 5 are inserted and arranged side by side in the longitudinal direction. An outer surface 113 of the wall 111 is formed with holes 115, 115, 115 into which the body portions 5a of the three anchor bolts 5, 5, 5 are fitted.

The three anchor bolts 5, 5, 5 are inserted into the insertion holes 95, 95, 95 of the outer fixing part 91 at the body part 5a, and are fitted into the holes 115, 115, 115 of the outer surface 113 of the wall 111. By rotating the bolt head 5b clockwise in this state, the tip side of the trunk portion 5a expands, and the outer fixing portion 91 is firmly fixed to the concrete of the outer surface 113 of the wall 111. As shown in FIG.

A mounting portion 94 of the outer fixing member 34 is formed with an insertion hole 96 through which the body portion of the rivet 37 is inserted. The attachment portion 94 of the outer fixing member 34 is formed with a partially circumferential slit 97 into which the pin 45 of the outer plate member 31 is inserted. The rivet 37 is inserted into the insertion hole 43 of the outer plate member 31 and the insertion hole 96 of the mounting portion 94 of the outer fixing member 34, and the tip of the rivet 37 is crimped. A fixed member 34 is attached to the outer plate member 31 in a rotatable state. In addition, the outer fixing member 34 is arranged such that the longitudinal direction of the mounting portion 94 is aligned with the longitudinal direction of the outer plate-like member 31 (the axial direction of the scaffolding pipe 200 attached to the outer fixing member 3) by the slit 97 and the pin 55. , the angle can be adjusted within a range of about ±30°.

<First Method of Using Scaffolding Fixture> As shown in FIG. is fixed at the shortest position through the wall 100, the longitudinal direction of the inner plate member 21 of the inner fixing member 2 is aligned with the longitudinal direction of the mounting portion 84 of the inner fixing member 24, and the outer fixing member 3 With the longitudinal direction of the outer plate-shaped member 31 aligned with the longitudinal direction of the mounting portion 94 of the outer fixing member 34, the outer pipe clamps 22 and 23 of the inner fixture 2 and the outer pipe clamp 32 of the outer fixture 3, A scaffolding pipe 200 is attached to 33.

<Second Method of Using Scaffolding Fixture> As shown in FIG. 3 is fixed to a shifted position via the wall 100, the longitudinal direction of the inner plate-like member 21 of the inner fixing member 2 is inclined from the longitudinal direction of the mounting portion 84 of the inner fixing member 24, and the outer plate of the outer fixing member 3 is fixed. The scaffolding pipe 200 is attached to the outer pipe clamps 22 and 23 of the inner fixing member 2 and the outer pipe clamps 32 and 33 of the outer fixing member 3 by tilting the longitudinal direction of the shaped member 31 from the longitudinal direction of the mounting portion 94 of the outer fixing member 34 . Install.

<Summary of Configuration and Effect of Embodiment of the Present Invention> Summarizing the configuration and effect of the embodiment of the present invention described above, the scaffolding fixture 1 is a work scaffold to be arranged around a building 100. for fixing the scaffolding pipe 200 to the building 100, and pipe clamps (inner pipe clamps 22, 23, outer pipe clamp 32, 33) and a fixing portion (an inner fixing portion 81, an outer fixing portion 91) fixed to the wall 111 of the building 100, and a fold bent from the fixing portion in a direction away from the wall 111. Fixing members (inner fixing member 24, outer fixing member 34) attached to the pipe clamp via curved portions 82, 92 are provided.

Further, the scaffold fixture 1 is for fixing to the building 100 a scaffold pipe 200 for a work scaffold to be arranged around the building 100, and is arranged inside the building 100, An inner fixture 2 for fixing the inserted scaffolding pipe 200, and an outer fixture 3 disposed outside the building 100 for fixing the scaffolding pipe 200 inserted through the window 101, The inner fixture 2 includes inner pipe clamps 22 and 23 for fixing the scaffolding pipe 200 inserted through the window 101 of the building 100 from the inside of the window 101, and fixed to the inner surface 112 of the wall 111 of the building 100. It is attached to the inner pipe clamps 22 and 23 via a bent portion 82 that bends from the inner fixing portion 81 in a direction away from the inner surface 112 of the wall 111. and an inner fixing member 24, wherein the outer fixture 3 includes outer pipe clamps 32 and 33 for fixing the scaffolding pipe 200 inserted through the window 101 of the building 100 from the outside of the window 101, and the building 100. has an outer fixing portion 91 fixed to the outer surface 113 of the wall 111, and from the outer fixing portion 91 through a bending portion 92 that bends in a direction away from the outer surface 113 of the wall 111, and an outer fixing member 34 attached to the outer pipe clamps 32 and 33 .

Further, the scaffolding fixture 1 is for fixing to the building 100 a scaffolding pipe 200 for a work scaffold to be arranged around the building 100, and is arranged inside the window 101 of the building 100. An inner fixture 2 for fixing the scaffolding pipe 200 inserted through the window 101, and an outer fixture 3 disposed outside the window 101 of the building 100 for fixing the scaffolding pipe 200 inserted through the window 101. and, the inner fixture 2 is formed in a plate shape and is attached to one surface of the inner plate-shaped member 21 disposed inside the building 100 and the inner plate-shaped member 21, and the It has inner pipe clamps 22 and 23 for fixing the inner plate member 21 to the scaffolding pipe 200, and an inner fixing portion 81 fixed to the inner surface 112 of the wall 111 of the building 100. From the inner fixing portion 81, an inner fixing member 24 attached to the other surface of the inner plate-like member 21 via a bent portion 82 that bends in a direction away from the inner side surface 112 of the wall 111 so that the angle can be adjusted; The outer fixture 3 includes an outer plate-like member 31 formed in a plate shape and arranged outside the building 100, and an outer plate-like member 31 attached to one surface of the outer plate-like member 31 and having the outer plate-like member. It has outer pipe clamps 32, 33 for fixing the member 31 to the scaffolding pipe 200, and an outer fixing part 91 fixed to the outer surface 113 of the wall 111 of the building 100. From the outer fixing part 91, the wall 111 and an outer fixing member 34 attached to the other surface of the outer plate-shaped member 31 in an angle-adjustable manner via a bent portion 92 that bends in a direction away from the outer surface 113 of the Characterized by

According to the scaffold fixture 1 having such a configuration, the windows protruding to the inside and outside of the wall 111 are formed by the bent portions 82 and 93 provided in the inner fixture 2 and the outer fixture 3 in the direction away from the wall 111 . Since the lower frame 102 of 101 can be avoided, it can be easily applied to various cross-sectional shapes of the wall 111 (the edge of the window 101), and the convenience of fixing the scaffolding pipe 200 to the building 100 can be improved.

In addition, according to the scaffold fixture 1, the inner fixture 2 and the outer fixture 3 are fixed in a shifted position through the wall 100, and the outer pipe clamps 22 and 23 of the inner fixture 2 and the outer fixture 3 By attaching the scaffolding pipe 200 to the outer pipe clamps 32, 33 of the above, the scaffolding pipe 200 can be fixed to the building 100 by tilting it from the vertical direction with respect to the window 101, and when fixing the scaffolding pipe 200 to the building 100 Convenience can be improved.

1 to 4, the inner fixing member 24 is attached to the inner plate member 21 of the inner fixing member 2 in an angle-adjustable state, and the outer plate member 31 of the outer fixing member 3 is attached to the outer fixing member 24. Although the fixing member 34 is attached so that the angle can be adjusted, it is also possible to integrally fix the inner plate member 21 and the inner fixing member 24 and to integrate the outer plate member 31 and the outer fixing member 34 .

In addition, each component of the inner fixing member 2 and the outer fixing member 3 is not limited to the inner fixing member 24 having a plate shape, and various applications such as the inner fixing member 24 having a rod shape, for example, are possible.

Further, anchor bolts were used as means for fixing the inner fixing member 24 and the outer fixing member 34 to the concrete of the wall 111, but anchor bolts were used as means for fixing the inner fixing member 24 and the outer fixing member 34 to the concrete of the wall 111. Various objects other than bolts, such as nails and screw bolts, can be applied.

Furthermore, bolts and nuts can be used instead of the rivets 27 as means for attaching the inner fixing member 24 to the inner plate member 21 .

Furthermore, bolts and nuts can be used instead of the rivets 37 as means for attaching the outer fixing member 34 to the outer plate member 31 .

Furthermore, bolts and nuts can be used instead of the rivets 25, 26 as means for attaching the inner pipe clamps 22, 23 to the inner plate member 21. FIG.

Furthermore, bolts and nuts can be used instead of the rivets 35, 36 as means for attaching the outer pipe clamps 32, 33 to the outer plate member 31. FIG.

Furthermore, the inner pipe clamps 22 and 23 can be fixed to the inner plate-like member 21 with a plurality of sets (for example, 4 to 5 sets) of bolts and nuts instead of one set of bolts and nuts.

Furthermore, the outer pipe clamps 32 and 33 can be fixed to the outer plate-like member 31 with a plurality of sets (for example, 4 to 5 sets) of bolts and nuts instead of one set of bolts and nuts.

Furthermore, the inner fixing members 24 and 34 can be made of castings instead of metal plates (aluminum plates, iron plates).

As described above, the means, method, shape, etc. of the present invention can be variously changed without changing the gist of the present invention.

For example, two or more means can be combined into one, or conversely one means can be composed of two or more different means and connected.

Moreover, the above-described embodiment is merely one of the current best modes or modes close thereto.

The scaffolding fixture of the present invention can be effectively used at a repair work site of a completed building.

Reference Signs List 1: Scaffold fixture 2: Inner fixture 3: Outer fixture 4, 5: Anchor bolts 4a, 5a: Body parts 4b, 5b: Bolt head 21: Inner plate members 22, 23: Inner pipe clamp 24: Inner fixture Members 25, 26, 27: rivets 31: outer plate members 32, 33: outer pipe clamps 34: outer fixing members 35, 36, 37: rivets 41, 42, 43: insertion holes 44: holes 45: pins 51, 52 , 53: insertion hole 54 : hole 55 : pin 61 : through portion 62 : pipe fixing member 63 : connecting pipe tightening screw 71 : through portion 72 : pipe fixing member 73 : pipe tightening screw 81 : inner fixing portions 82, 83 : fold Curved portion 84 : Mounting portion 85 : Insertion hole 86 : Insertion hole 87 : Slit 91 : Outer fixing portion 92 : Bending portion 93 : Bending portion 94 : Mounting portion 95 : Insertion hole 96 : Insertion hole 97 : Partial circumference shape slit 100 : building 101 : window 102 : lower frame 103 : upper surface 104 : groove 105 : window rail 106 : lower surface 107 : groove 108 : window inner side 109 : window outer side 111 : wall 112 : inner side 113 : outer side 114 , 115: hole 200: scaffolding pipe

Claims (3)

A scaffolding fixture for fixing a scaffolding pipe for a work scaffold to be arranged around a building to the building,
a pipe clamp for fixing the scaffolding pipe inserted through the window of the building;
a fixing member having a fixing portion fixed to the wall of the building, and attached to the pipe clamp via a bending portion that bends from the fixing portion in a direction away from the wall;
A scaffold fixture comprising: A scaffolding fixture for fixing a scaffolding pipe for a work scaffold to be arranged around a building to the building,
an inner fixture that is disposed inside the building and fixes the scaffolding pipe through which the window is inserted;
an outer fixture that is disposed outside the building and fixes the scaffolding pipe through which the window is inserted;
with
The inner fixture includes:
an inner pipe clamp that fixes the scaffolding pipe inserted through the window of the building from the inside of the window;
It has an inner fixing part that is fixed to the inner surface of the wall of the building, and from the inner fixing part to the inner pipe clamp via a bent part that bends in a direction away from the inner surface of the wall. an attached inner fixing member;
with
The outer fixture includes:
an outer pipe clamp that fixes the scaffolding pipe inserted through the window of the building from the outside of the window;
It has an outer fixing part that is fixed to the outer surface of the wall of the building, and from the outer fixing part to the outer pipe clamp via a bent part that bends in a direction away from the outer surface of the wall. an attached outer fixation member;
A scaffold fixture comprising: A scaffold fixture for fixing a scaffolding pipe for a work scaffold to be arranged around a building to the building,
an inner fixture that is disposed inside the window of the building and fixes the scaffolding pipe inserted through the window;
an outer fixture that is disposed outside the window of the building and fixes the scaffolding pipe inserted through the window;
with
The inner fixture includes:
an inner plate-shaped member formed in a plate shape and disposed inside the building;
an inner pipe clamp attached to one surface of the inner plate-shaped member and fixing the inner plate-shaped member to the scaffold pipe;
The inner plate-shaped member has an inner fixing portion that is fixed to the inner surface of the wall of the building, and the inner plate-like member is connected from the inner fixing portion through a bent portion that is bent in a direction away from the inner surface of the wall. an inner fixing member attached in an angle-adjustable state to the other surface of the
with
The outer fixture includes:
an outer plate-shaped member formed in a plate shape and arranged outside the building;
an outer pipe clamp attached to one surface of the outer plate-shaped member and fixing the outer plate-shaped member to the scaffold pipe;
The outer plate-shaped member has an outer fixing portion that is fixed to the outer surface of the wall of the building, and the outer plate-shaped member is bent from the outer fixing portion in a direction away from the outer surface of the wall. an outer fixing member attached in an angle-adjustable manner to the other surface of the
A scaffold fixture comprising:

Images