JP6103685B2 - Exterior wall protector for temporary scaffolding support device - Google Patents

Description

  The present invention relates to an outer wall protector for a temporary scaffold support device that is interposed between a tension member and an outer wall of a temporary scaffold support device that supports a temporary scaffold against an outer wall of a building.

  When painting the outer wall of a building, a temporary scaffolding is assembled on the outer periphery of the building. This temporary scaffolding is composed of a plurality of struts erected at intervals along the outer periphery of the building, and a plurality of treads spanned between the struts. The temporary scaffold includes a temporary scaffold support device that supports the temporary scaffold with respect to the outer wall of a building described in Patent Document 1, for example. The temporary scaffold supporting device is provided with a tension member, and the tension member abuts against the outer wall of the building to support the temporary scaffold.

JP 2011-106161 A

However, when the temporary scaffold is shaken by work or wind, a large pressure is applied to the outer wall via the tension member, and the outer wall may be damaged.
Also, since the strut member is made of a hard material such as metal, when painting the outer wall of a building, if the strut member is brought into contact with the painted surface before it is sufficiently dry, the pressure is slight. However, there is a problem that the tension member damages the painted surface.

  The present invention has been made by paying attention to the above-mentioned conventional problems, and it makes contact with the outer wall of the building, and does not damage the outer wall even if the temporary scaffold is shaken, and makes it contact with the outer wall after painting. It is an object of the present invention to provide an outer wall protector for a temporary scaffold supporting device that does not damage the painted surface.

The present invention has been made to solve the above-mentioned problems, and the invention of claim 1 is provided between a temporary scaffold assembled along the outer periphery of a building and an outer wall of the building, and the temporary scaffold is constructed. An outer wall protector for a temporary scaffolding support device interposed between a tensile member and an outer wall of a temporary scaffolding support device that stretches and supports an outer wall of an object, and is formed of a flexible foamed polyethylene bead . and the base portion of the Ri and a cushion portion constituted by polyether-based soft polyurethane foam with a fixed flexible to the surface of the base portion formed, applied coating is adhered to the outer wall surface of the cushion portion An outer wall protector for a temporary scaffolding support device, comprising an anti-adhesion sheet that has been processed to be difficult to perform.

The invention according to claim 2 is the outer wall protector for the temporary scaffolding support device according to claim 1, in which the foamed polyethylene beads are manufactured by Kaneka Corporation. Product name: Eperan (registered trademark) XL, Polyether-based flexible urethane foam is Product name: Claraform (registered trademark) 388G, manufactured by Kurashiki Boseki Co., Ltd. , an outer wall protector for a temporary scaffolding support device.

  The invention according to claim 3 is the outer wall protector for the temporary scaffolding support device according to claim 2, wherein the anti-adhesion sheet is detachable.

  According to a fourth aspect of the present invention, in the outer wall protector for a temporary scaffolding support device according to any one of the first to third aspects, the outer wall is characterized in that a ridge is formed on the edge of the back surface of the base portion. Protective equipment.

  According to the outer wall protector of the temporary scaffold supporting device of the present invention, the temporary scaffold is shaken by work or wind and large pressure is applied via the tension member by interposing the outer wall protective device between the temporary scaffold supporting device and the outer wall. Even if it gets on the outer wall, there is no risk of damaging the outer wall. In addition, since the surface of the outer wall protector is provided with an anti-adhesion sheet on which the paint is difficult to adhere, it is possible to prevent the painted surface from being damaged even if the outer wall protector is brought into contact with the outer wall after painting.

It is a disassembled perspective view of the outer wall protector of the temporary scaffold support apparatus which concerns on embodiment of this invention. It is a perspective view which shows the surface contact | abutted to the outer wall of the outer wall protector of the temporary scaffold support apparatus shown in FIG. It is a side view for demonstrating the method to attach the outer wall protector of the temporary scaffold support apparatus of FIG. 2 to a strut member. It is a side view for demonstrating the usage method of the outer wall protector of the temporary scaffold support apparatus of FIG. It is a perspective view which shows the 2nd usage method of the outer wall protector of the temporary scaffold support apparatus of FIG.

An outer wall protector 2 of a temporary scaffold support device 1 according to an embodiment of the present invention will be described with reference to the drawings.
Reference numeral 3 denotes a base portion. As shown in FIG. 1, the base portion 3 has a square flat plate shape. The base 3 has a thickness of about 1 cm and is made of flexible foamed polyethylene beads (trade name: Eperan XL, manufactured by Kaneka Corporation). A flexible cushion part 5 is bonded and fixed to the surface of the base part 3. The cushion part 5 is a square having the same size as the surface of the base part 3, and is set to a thickness of about 3 cm. ing. The cushion portion 5 is made of flexible polyether-based flexible urethane foam (Kurashiki Boseki Co., Ltd., trade name: Clara Foam 388G).
At the four corner edges of the back surface of the base portion 3, hook-shaped ridges 7 are provided along the corner portions.
An outer wall protector main body 9 is constituted by the base portion 3, the cushion portion 5 and the ridges 7.

Reference numeral 11 denotes a bag-like portion. The bag-like portion 11 is formed by folding an end portion of a substantially square vinyl sheet 13 and heat-sealing, and forming a bag shape through a rubber band 15 at the folded portion. On the surface of the bag-like portion 11, a release paper 17 processed with a silicone resin or the like that makes it difficult for paint to adhere is adhered and fixed. The release paper 17 is a square that is slightly larger than the surface of the cushion portion 5. Is doing.
The bag-like portion 11 and the release paper 17 constitute an anti-adhesion sheet.

The temporary scaffold support device 1 will be described.
3 and 4, reference numeral 19 denotes a fixed pipe, and the fixed pipe 19 has a pipe shape with a relatively short dimension. One end of the fixed tube 19 is provided with a fixing tool 23 for fixing to the column 21 of the temporary scaffold, and the other end is rotatably provided with a rotating tube 27 having a handle 25 protruding in the circumferential direction. It is attached. A male screw shaft 29 is screwed onto the rotary tube 27, and a hook-shaped contact portion 31 is fixed to the tip of the male screw shaft 29.
The abutting portion 31 and the male screw shaft 29 constitute a tension member 32.

The usage method of the outer wall protector 2 which concerns on this Embodiment is demonstrated.
When using the outer wall protector 2 when painting the outer wall W, first, the rubber band 15 of the bag-like portion 11 is elastically deformed to widen the mouth of the bag-like portion 11, and the bag-like portion from the surface side of the outer wall protector main body 9. 11 is covered. Then, as shown in FIG. 2, the release paper 17 of the bag-like portion 11 is overlapped with the surface of the cushion portion 5.
Next, the outer wall protector 2 is disposed between the contact portion 31 and the outer wall W in a state where the contact portion 31 is separated from the outer wall W as shown in FIG. The rubber band 15 of the bag-shaped portion 11 is elastically deformed to widen the mouth of the bag-shaped portion 11, and the outer wall protector 2 is placed on the contact portion 31 so as to cover the front end portion of the contact portion 31 with the bag-shaped portion 11.
The rotary tube 27 is rotated by holding the handle 25 and the male screw shaft 29 is advanced in the protruding direction, and the contact portion 31 presses the outer wall protector 2 against the outer wall W. Therefore, the release paper 17 comes into contact with the outer wall W.

As described above, the base portion 3 of the outer wall protector 2 is made of a flexible material, and the cushion portion 5 is made of a flexible material. Therefore, even if the temporary scaffold is shaken by work or wind and a large pressure is applied to the tension member 32, the outer wall protector 2 relieves the pressure, so that the outer wall W is not subjected to a large pressure and the outer wall W is damaged. Can be prevented.
In addition, since the ridges 7 are bonded to the four corner edges of the back surface of the base portion 3, it is possible to prevent the base portion 3 and the contact portion 31 from being displaced even if the temporary scaffold is shaken. Is possible.

  When painting the portion where the outer wall protector 2 is in contact, hold the handle 25 and rotate the rotary tube 27 in the reverse direction to retract the male screw shaft 29 and paint in a state where the contact portion 31 is separated from the outer wall W. I do. When the painted surface P of the outer wall W is dried to some extent, the contact portion 31 presses the outer wall protector 2 against the outer wall W when the rotary tube 27 is rotated again with the handle 25 and the male threaded shaft 29 is advanced. .

Since the outer wall W comes into contact with the release paper 17 which has been processed to make it difficult for the paint to adhere, it is possible to prevent the coating surface from being damaged even if the outer wall protector 2 comes into contact with the outer wall W after painting.
Further, since the bag-like portion 11 covers the contact portion 31 and the outer wall protector main body 9, it is possible to prevent the contact portion 31 and the outer wall protector main body 9 from being contaminated by paint or the like during the painting operation. Can do.

As another method of using the outer wall protector 2 according to this embodiment, it is possible to use the outer wall protector main body 9 without covering the bag-like portion 11 as shown in FIG.
Since the cushion portion 5 of the outer wall protector main body 9 is elastically deformed, even if the outer wall W has an uneven surface such as tin, the cushion portion 5 is deformed along the uneven surface to protect the outer wall W. Therefore, according to the outer wall protector main body 9, there is no possibility that the outer wall W is damaged even if the tension member 32 is stretched and supported on the outer wall W having unevenness.

The embodiment of the present invention has been described in detail above. However, the specific configuration is not limited to this embodiment, and the present invention can be changed even if there is a design change without departing from the gist of the present invention. included.
For example, in the present embodiment, the shape of the front and back surfaces of the outer wall protector main body 9 and the shape of the release paper 17 are square, but the outer wall protector main body 9 has a size that can protect the end surface of the contact portion 31. For example, any shape such as a perfect circle may be used.
In the present embodiment, the thickness dimensions of the base portion 3 and the cushion portion 5 have been described with specific dimensions, but these thickness dimensions can be freely changed.
Furthermore, in the present embodiment, the base portion 3 has been described with a specific material. However, the present invention is not limited to the above material, and any material may be used as long as it is flexible. . Similarly, any material may be used for the cushion portion 5 as long as it is a flexible material.
Further, the ridges 7 of the present embodiment may be provided not only on the four side edges of the base part 3 but also on the entire circumference of the edge parts.

  It can be used in the manufacturing industry for temporary scaffolding, repair work for painting and repairing outer walls, and construction work.

DESCRIPTION OF SYMBOLS 1 ... Temporary scaffold support apparatus 2 ... Outer wall protector 3 ... Base part 5 ... Cushion part 7 ... Convex strip 9 ... Outer wall protector main body 11 ... Bag-shaped part 13 ... Vinyl sheet 15 ... Rubber band 17 ... Release paper 19 ... Fixed pipe 21 ... Stand 23 ... Fixing tool 25 ... Handle 27 ... Rotating tube 29 ... Male screw shaft 31 ... Abutting portion 32 ... Protruding member W ... Outer wall P ... Paint surface

Claims (4)

Provided between the temporary scaffolding assembled along the outer periphery of the building and the outer wall of the building, and interposed between the tensile member and the outer wall of the temporary scaffolding support device that supports the temporary scaffolding against the outer wall of the building. An outer wall protector for a temporary scaffolding support device,
Flexibility and flat base portion constituted by polyethylene foam beads with, Ri consists a cushion portion constituted by polyether-based soft polyurethane foam with a flexible fixed to the surface of the base portion,
An outer wall protector for a temporary scaffolding support device, comprising an anti-adhesion sheet that has been processed to make it difficult for paint applied to an outer wall to adhere to the surface of the cushion portion . In the outer wall protector for the temporary scaffolding support device according to claim 1,
The expanded polyethylene beads are manufactured by Kaneka Co., Ltd., trade name: Eperan (registered trademark) XL, and the polyether-based flexible urethane foam is Kurashiki Boseki Co., Ltd., trade name: Clara Foam (registered trademark) 388G. Exterior wall protector for scaffolding support device.   The outer wall protector for a temporary scaffold supporting device according to claim 2, wherein the anti-adhesion sheet is detachable.   The outer wall protector for a temporary scaffolding support device according to any one of claims 1 to 3, wherein a ridge is formed on the edge of the back surface of the base portion. .

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