JP7058827B2 - handrail - Google Patents

Description

The present invention relates to a handrail, and more particularly to a handrail fixed to a wall surface.

Conventionally, as described in Patent Document 1, as a joint portion of a handrail fixed to a wall surface, an elbow connected to a grip portion, a flange fixed to the wall surface, and an elbow and a flange are connected to each other. A handrail with a structure with a set screw is known.

Japanese Unexamined Patent Publication No. 2012-158902

However, in the handrail of the conventional structure described in Patent Document 1 described above, since the elbow and the flange are fastened with a set screw, an assembly process of fastening with the set screw is required, and further, in order to prevent the bolt from loosening. There is a problem that measures such as the addition of parts or the adoption of special bolts are required.

Therefore, the present invention has been made to solve the above-mentioned problems and problems of the prior art, and satisfies the required strength without fastening the resin elbow portion and the metal flange with bolts. However, the purpose is to provide a handrail that can keep costs down.

In order to achieve the above-mentioned object, the present invention is a handrail fixed to the wall surface, the metal flange fixed to the wall surface, and a bar member extending along the wall surface at a position separated from the wall surface. And a resin elbow portion connecting the flange and the bar member, and the elbow portion includes a flange integrally molded portion in which the resin is integrally molded with at least a part of the flange. It is characterized by.
In the present invention configured as described above, since the elbow portion includes a flange integrally molded portion in which the resin is integrally molded with at least a part of the flange, the resin flange integrally molded portion and the metal flange are strong. Combined with. Therefore, it is possible to omit bolts and the like for fastening the resin elbow portion and the metal flange, and it is possible to improve the strength for connecting the elbow portion and the flange. Further, the assembly process of fastening the resin elbow portion and the metal flange with bolts is not required, and it is not necessary to add parts to prevent the bolts from loosening or to use special bolts. Therefore, according to the handrail of the present invention, it is possible to suppress the cost while satisfying the required strength without fastening the resin elbow portion and the metal flange with bolts.

In the present invention, preferably, the flange has a plate-shaped plate portion and a rising portion that rises from the plate portion toward the bar member side, and the flange-integrated molded portion of the elbow portion is described. It is integrally molded with at least a part of the rising portion of the flange.
In the present invention configured as described above, since the flange integrally molded portion of the elbow portion is integrally molded with at least a part of the rising portion of the flange, the flange integrally molded portion is used to form the resin elbow portion and the metal. It can be firmly connected to the flange.

In the present invention, preferably, the flange integral molding of the elbow portion includes a hook portion extending to the wall side surface of the flange.
In the present invention configured as described above, since the flange integrally molded portion has a hooking portion extending to the wall side surface of the flange, the flange integrally molded portion firmly bonds the resin elbow portion and the metal flange. can do.

In the present invention, preferably, the rising portion of the flange is formed in a tubular shape, and the flange integrally molded portion of the elbow portion has an inner integrally molded portion that holds the inner side surface of the rising portion and an outer portion of the rising portion. It is provided with an outer integrally molded portion that holds the side surface.
In the present invention configured as described above, the flange integrally molded portion is formed so as to hold the inner side surface and the outer surface of the rising portion by the inner integrally molded portion and the outer integrally molded portion. The portion can further improve the strength of connecting the resin elbow portion and the rising portion of the metal flange.

In the present invention, it is preferable to further have a resin exterior member that covers at least a part of the outer surface of the elbow portion.
In the present invention configured as described above, the exterior member can cover at least a part of the outer surface of the elbow portion, and the resin of different materials is used for the elbow portion where strength is required and the exterior member where designability is required. Can be selected. As a result, the elbow portion can be formed of a resin having a relatively good strength, and the exterior member can be formed of a resin having a relatively good design. Therefore, according to the present invention, it is possible to secure both the strength of the resin elbow portion and the design.

In the present invention, preferably, the flange is formed with an exposed portion exposed to the outside without forming the flange-integrated molded portion of the elbow portion.
In the present invention configured as described above, the flange is fixed to the wall surface and receives a load applied to the bar member. When a load is applied to the bar member, stress is applied to the flange, and this stress causes the flange to be slightly deformed. Even when the flange is slightly deformed, the flange is not formed with the flange-integrated molded portion of the elbow portion, but is formed with an exposed portion exposed to the outside. Therefore, this exposed portion allows the flange to be deformed. , It is possible to prevent the flange integrally molded portion from being cracked or damaged.

In the present invention, preferably, the flange is formed with a fixing hole for inserting a fixing tool for fixing the flange to the wall surface, and the fixing tool hole is used when forming the flange integrally molded portion. Also serves as a fixing hole through which a manufacturing fixture for fixing the flange is inserted.
In the present invention configured as described above, in the flange, a fixing tool hole through which a fixing tool for fixing the flange is inserted is inserted, and a manufacturing fixing tool is inserted when forming an integrally molded portion of the flange. The fixing hole is formed as a hole that is also used. As a result, it is possible to eliminate the need to separately provide a fixing hole for inserting the manufacturing fixing tool in addition to the fixing tool hole for wall fixing on the flange, and the strength of the flange is reduced by adding the hole. Can be prevented.

According to the handrail of the present invention, the cost can be suppressed while satisfying the required strength without fastening the resin elbow portion and the metal flange with bolts.

It is a perspective view which shows the handrail by one Embodiment of this invention. It is a perspective view which shows the joint part of the handrail by one Embodiment of this invention with the cover removed. It is a central sectional view of the joint part of the handrail by one Embodiment of this invention. It is a partially enlarged center sectional view of the joint part of the handrail by one Embodiment of this invention. It is a perspective view of the flange of the joint part of the handrail by one Embodiment of this invention. It is a perspective view which looked at the joint part of the handrail by one Embodiment of this invention from the back side. It is a central sectional view of the joint part of the handrail according to the modification of one Embodiment of this invention. It is a perspective view of the flange of the joint part of the handrail according to the modification of one Embodiment of this invention. It is a figure explaining the insert molding process in the manufacturing method of the elbow part of the handrail joint part and the exterior member in one Embodiment of this invention. It is a figure explaining the exterior process in the manufacturing method of the elbow portion of the joint portion of the handrail and the exterior member in one embodiment of the present invention.

Hereinafter, the structure of the handrail according to the embodiment of the present invention will be described with reference to the accompanying drawings.
FIG. 1 is a perspective view showing a handrail according to an embodiment of the present invention, FIG. 2 is a perspective view showing a joint portion of the handrail according to an embodiment of the present invention with the cover removed, and FIG. 3 is a perspective view showing the present invention. FIG. 4 is a central sectional view of a handrail joint according to an embodiment of the present invention, FIG. 4 is a partially enlarged central sectional view of a handrail joint according to an embodiment of the present invention, and FIG. 5 is a partially enlarged central sectional view according to an embodiment of the present invention. It is a perspective view of the flange of the joint portion of a handrail, and FIG. 6 is a perspective view of the joint portion of the handrail according to the embodiment of the present invention as viewed from the back side.

As shown in FIG. 1, the handrail 1 is a handrail fixed to the wall surface W, and the handrail 1 is particularly provided in a water environment such as a toilet, a washbasin, and a bathroom. The handrail 1 includes a bar member 2 extending along the wall surface W at a position separated from the wall surface W by a distance H, and a joint portion 4 for fixing the bar member 2 to the wall surface W. The portion of the joint portion 4 in the vicinity of the wall surface W is covered with the cover 8.

As shown in FIGS. 2 to 6, the joint portion 4 is formed so as to extend along the wall surface W and to cover the metal flange 6 fixed to the wall surface W and the outside of the flange 6. The cover 8 is provided with an elbow portion 10 for connecting the flange 6 and the bar member 2, and an exterior member 14 for covering at least a part of the outer surface of the elbow portion 10.

The flange 6 includes a plate portion 6a formed in a plate shape, particularly a disk shape, and a tube-shaped rising portion 6b rising from the plate portion 6a toward the bar member side. An inner peripheral opening 6c is formed on the central side of the plate portion 6a, and a rising portion 6b is formed so as to rise from the inner peripheral opening 6c. The plate portion 6a is formed substantially on a flat plate from the inner peripheral opening 6c to the outer peripheral end 6d, and is arranged along the wall surface W. In this embodiment, the flange 6 may be formed only by the plate portion 6a, omitting the rising portion 6b.

As shown in FIGS. 5 and 6, a plurality of fixture holes 6e are formed in the plate portion 6a of the flange 6, a screw 11 is inserted into the fixture hole 6e, and the flange 6 is formed by the screw 11. Is fixed to the wall surface W. The plate portion 6a of the flange 6 is further formed with an exposed hole 6j different from the fixture hole 6e. Therefore, the flange 6 is formed with an exposed hole 6j which is an exposed portion such that the flange integrally molded portion 12 of the elbow portion 10 is not formed and is exposed to the outside. The exposed portion is not limited to the circular exposed hole 6j, and may be formed by an exposed portion, a notch portion, or the like on the surface of the flange 6. The plate portion 6a of the flange 6 is further formed with a communication hole 6f, which will be described later, which is different from the fixture hole 6e and the exposed hole 6j. The communication hole 6f may be omitted. The fixture hole 6e, the exposed hole 6j, and the communication hole 6f form holes of the same shape and size. At least the fixing hole 6e may be formed in the plate portion 6a.

The elbow portion 10 is made of resin, and this resin is integrally molded (insert molded) with the flange 6 described above. The integral molding of the resin of the elbow portion 10 with the flange 6 does not have to be the entire surface of the flange 6, and the resin of the elbow portion 10 may be integrally molded with at least a part of the flange 6. The integrally molded portion of the elbow portion 10 with the resin flange 6 is hereinafter referred to as a flange integrally molded portion 12.

As shown in FIG. 4, the flange integrally molded portion 12 of the elbow portion 10 is formed up to 6 g on the wall side surface of the flange 6. The flange integrally molded portion 12 has an inner peripheral inner peripheral portion 12a extending toward the wall side inside the inner peripheral opening 6c of the flange 6 (center side of the flange 6) and an outer peripheral end 6d of the flange 6 (radial direction of the flange 6). The outer peripheral outer portion 12b extending toward the wall side on the outer side), the inner hanging portion 12c which is a hanging portion extending outward from the inner peripheral inner portion 12a on the wall side of the flange 6, and the bar of the communication hole 6f of the flange 6. An intermediate hooking portion 12d that extends from the member side to the wall side and extends inward or outward on the wall side, and an outer hooking portion that extends inward from the outer peripheral outer portion 12b on the wall side of the flange 6. It is provided with a portion 12e. In FIG. 4, the regions of the inner peripheral inner peripheral portion 12a, the outer peripheral outer peripheral portion 12b, the inner hanging portion 12c, the intermediate hanging portion 12d, and the outer hanging portion 12e are illustrated by broken lines.

The inner peripheral inner portion 12a is formed in a cylindrical shape so as to support the inner surface of the inner peripheral opening 6c.
The outer peripheral outer portion 12b is formed in a cylindrical shape so as to support the outer surface of the outer peripheral end 6d.
The inner hook portion 12c forms a brim portion that extends outward from the wall-side edge of the inner peripheral opening 6c. The inner hooking portion 12c is formed in an annular shape. The outer peripheral end of the inner hook portion 12c is formed outside the inner peripheral opening 6c.
The intermediate hooking portion 12d is formed so as to spread over a wider area than the communication hole 6f. The intermediate hooking portion 12d forms a brim portion that expands in the region between the inner peripheral opening 6c and the outer peripheral end 6d. The intermediate hooking portion 12d is connected to the outer hanging portion 12e to increase the strength.
The outer hanging portion 12e forms a brim portion that extends inward from the wall-side edge of the outer peripheral end 6d. The outer hooking portion 12e is formed in an annular shape. The inner peripheral end of the outer hooking portion 12e is formed inside the outer peripheral end 6d. The flange integrally molded portion 12 is formed so as to embrace at least a part of the flange 6 by all or a part of such a component, and is firmly integrally molded with the flange 6. For example, the flange integrally molded portion 12 can reinforce the strength of the elbow portion 10 as described later by including at least the inner peripheral inner peripheral portion 12a and the outer peripheral outer peripheral portion 12b. The flange-integrated molded portion 12 makes it possible to omit bolts and the like for fastening the flange-integrated molded portion 12 and the flange 6, and improve the strength of connecting the resin flange-integrated molded portion 12 and the metal flange 6. be able to. Therefore, the flange integrally molded portion 12 has a function of reinforcing the strength of the elbow portion 10.

Further, the flange integral forming portion 12 integrally forms at least a part of the rising portion 6b of the flange 6. The flange integrally molded portion 12 includes an inner rising portion 12f which is an inner integrally molded portion that holds the inner side surface 6h of the rising portion 6b, and an outer rising portion 12g which is an outer integrally molded portion that holds the outer surface 6i of the rising portion 6b. To be equipped. In FIG. 4, the regions of the inner rising portion 12f and the outer rising portion 12g are illustrated by broken lines.
The inner rising portion 12f is formed in a cylindrical shape along the inner side surface 6h of the rising top 6b. The inner rising portion 12f can be supported by the rising portion 6b inside the rising portion 6b, and the strength of the elbow portion 10 can be improved.
The outer rising portion 12g is formed in a cylindrical shape along the outer surface 6i of the rising portion 6b. The outer rising portion 12g can be supported by the rising portion 6b on the outside of the rising portion 6b, and the strength of the elbow portion 10 can be improved.

A plurality of fixture holes 12h are formed in the flange integrally molded portion 12, a screw 11 is inserted into the fixture hole 12h, and the flange integrally molded portion 12 is fixed to the wall surface W by the screw 11. It has become. The fixture hole 12h is formed in substantially the same shape at the same position as the fixture hole 6e. The flange-integrated molded portion 12 is further formed with an exposed hole 12i different from the fixture hole 12h. The exposed hole 12i is an opening portion that is an exposed portion that exposes a part of the outer surface of the plate portion 6a of the flange 6. The exposed hole 12i of the flange integrally molded portion 12 forms an exposed portion that does not cover the surface of the exposed hole 6j by forming an opening having the same size and shape as the exposed hole 6j of the flange 6. The exposed hole 12i may be formed at a position and shape different from the exposed hole 6j of the plate portion 6a, for example, by exposing a part of the outer surface of the outer peripheral end 6d of the plate portion 6a.

The flange integral molding portion 12 of the elbow portion 10 improves the strength of connecting the resin elbow portion 10 and the metal flange 6. Therefore, the strength required for the elbow portion 10 can be satisfied without using the engineering plastic for the elbow portion 10. The elbow portion 10 can satisfy not only the strength required for a handrail for home use but also the strength required for a handrail provided in a public place. The elbow portion 10 can be formed by mixing glass fiber with a general-purpose resin (general-purpose plastic). As a result, the elbow portion 10 can be manufactured at a relatively low cost based on the general-purpose resin. The elbow portion 10 may be formed of an engineering plastic.

The exterior member 14 is made of resin. The exterior member 14 is formed separately from the elbow portion 10. Therefore, the exterior member 14 can be formed of a resin material different from the resin material of the elbow portion 10. For the elbow portion 10, it is necessary to use a resin material that produces a certain strength as described above. On the other hand, the exterior member 14 can separately use a resin material having a high design. For example, as the exterior member 14, a glossy resin material or a resin material with a tint can be used. Further, since the main body structure of the elbow portion 10 is formed of a general-purpose resin and only the exterior of the elbow portion 10 is formed of the exterior member 14, the amount of the resin material used for the exterior member 14 can be reduced.

A modification of the flange 6 will be described with reference to FIGS. 7 and 8.
Here, the configuration of the handrail according to the modified example of the embodiment shown in FIGS. 7 and 8 has the same configuration as the handrail according to the embodiment shown in FIGS. 1 to 6, and therefore the same reference numerals are given to the same parts. , And their explanations are omitted.
FIG. 7 is a central sectional view of a handrail joint according to a modification of the embodiment of the present invention, and FIG. 8 is a perspective view of a flange of the handrail joint according to a modification of the embodiment of the present invention.

The flange 106 of the handrail 1 includes a first rising portion 6b that rises from the flange 106 toward the bar member 2 side, and a second rising portion 7 that rises further toward the bar member 2 side from the first rising portion 6b. The second rising portion 7 is joined to the inner surface of the first rising portion 6b. The second rising portion 7 extends from the front surface of the cover 8 to the bar member 2 side, and the tip extends to a position of more than half of the distance between the wall surface W and the bar member 2. The second rising portion 7 is a core material formed in a tubular shape. The second rising portion 7 is made of metal. The second rising part 7 is prepared as a separate member from the flange 106, and the second rising part 7 is joined to the flange 106 by welding. The second rising portion 7 may be integrally formed with the flange 106.

The elbow portion 10 includes a flange integrally molded portion 112 formed so as to integrally mold at least a part of the flange 106. The flange integrally molded portion 112 includes an inner peripheral inner peripheral portion 12a, an outer peripheral outer peripheral portion 12b, an inner hanging portion 12c, an intermediate hanging portion 12d, and an outer hanging portion 12e. The flange integral forming portion 112 is formed so as to integrally form at least a part of the flange 106 by such a component, and is firmly coupled to the flange 106. Therefore, it is possible to omit bolts and the like for fastening the flange integrally molded portion 112 and the flange 106, and it is possible to firmly connect the flange integrally molded portion 112 and the flange 106.

The flange integrally molded portion 112 includes an outer rising portion 12g that holds the outer surface 6i of the first rising portion 6b. Further, the flange integral forming portion 112 integrally forms at least a part of the second rising portion 7 of the flange 106. The flange integrally molded portion 112 is an inner integrally molded portion that holds the inner side surface 7a of the second rising portion 7, a second inner rising portion 112f, and an outer integrally molded portion that holds the outer surface 7b of the second rising portion 7. It is provided with a second outer rising portion of 112 g.
The second inner rising portion 112f is formed in a cylindrical shape along the inner side surface 7a of the second rising portion 7. Since the second inner rising portion 112f is supported by the second rising portion 7 over a relatively long distance inside the second rising portion 7, it is possible to withstand the bending force received by the second inner rising portion 112f. The strength of the elbow portion 10 can be further improved.
The second outer rising portion 112g is formed in a cylindrical shape along the outer surface 7b of the second rising top 7. Since the second outer riser 112g is supported by the second riser 7 over a relatively long distance outside the second riser 7, it is possible to withstand the bending force that the second outer riser 112g receives. The strength of the elbow portion 10 can be further improved.
With such a structure, in the handrail 1 according to the modified example, even when the elbow portion 10 is formed of resin, the strength of the elbow portion 10 can be further increased, and the resin elbow portion 10 and the metal can be used. It can be firmly coupled to the manufactured flange 106.

Next, with reference to FIGS. 9 and 10, a method for manufacturing the elbow portion 10 and the exterior member 14 of the joint portion 4 of the handrail 1 according to the embodiment of the present invention will be described.
FIG. 9 is a diagram illustrating an insert molding process in a method for manufacturing an elbow portion of a handrail joint portion and an exterior member according to an embodiment of the present invention, and FIG. 10 is a diagram illustrating an elbow of the handrail joint portion according to the embodiment of the present invention. It is a figure explaining the exterior process in the manufacturing method of a part and an exterior member.

The elbow portion 10 of the handrail 1 is formed by so-called insert molding as a composite part in which the flange 6 is integrated. Further, the elbow portion 10 of the handrail 1 can also be formed by so-called insert molding as a composite part in which the flange 106 of the modified example is integrated.
First, a preparatory step for preparing the flange 6 as an insert member is carried out. In the preparatory step, the flange 6 is preformed with metal.

Next, the flange 6 is placed in the molding apparatus 16 for insert molding, and an insert molding step of performing insert molding is performed. A manufacturing fixture 18 for fixing the flange 6 when forming the flange integral molding portion 12 covering the flange 6 is inserted into the fixture hole 6e of the flange 6, and the flange 6 is fixed. The fixing tool hole 6e is formed as a hole that also serves as a fixing hole through which the manufacturing fixing tool 18 is inserted. Therefore, it is possible to eliminate the need to separately provide the flange 6 with a fixing hole for inserting the manufacturing fixing tool 18 in addition to the fixing tool hole 6e for fixing the wall surface, and the strength of the flange 6 is reduced by adding the hole. You can prevent it from happening. As shown by the arrow F1, the resin material 21 forming the elbow portion 10 is the first mold 20 and the second mold of the molding apparatus 16 in a state where the flange 6 is fixed in the first mold 20 and the second mold 21. It is injected into 21. In this way, the assembly step of fastening the resin elbow portion 10 and the metal flange 6 with bolts is omitted, and the elbow portion 10 in which the flange 6 is integrated is formed.

Next, as shown in FIG. 10, an exterior step of further covering the outer surface of the elbow portion 10 in which the flange 6 is integrated is carried out. Although the exterior step is performed in the molding device 22 different from the molding device 16, the exterior step may be performed in the molding device 16 using the mold 24 described later.
The flange 6 and the elbow portion 10 are arranged in the mold 24 of the molding apparatus 22 for resin molding. The manufacturing fixture 18 is inserted into the fixture hole 6e of the flange 6, and the flange 6 and the elbow portion 10 are fixed. With the flange 6 and the elbow portion 10 fixed in the mold 24, the resin material 26 forming the exterior member 14 is injected into the mold 24 of the molding apparatus 22 as shown by the arrow F2. In this way, the exterior member 14 that covers the outer surface of at least a part of the elbow portion 10 is formed.

According to the handrail 1 according to the embodiment of the present invention described above, since the elbow portion 10 includes the flange integrally molded portion 12 in which the resin is integrally molded with at least a part of the flange 6, the resin flange integrally molded portion is provided. 12 and the metal flange 6 are firmly coupled. Therefore, bolts and the like for fastening the resin elbow portion 10 and the metal flange 6 can be omitted, and the strength for connecting the elbow portion 10 and the flange 6 can be improved. Further, the assembly process of fastening the resin elbow portion 10 and the metal flange 6 with bolts becomes unnecessary, and the addition of parts for preventing the bolts from loosening and the adoption of special bolts become unnecessary. Therefore, according to the handrail of the present invention, the cost can be suppressed while satisfying the required strength without fastening the resin elbow portion 10 and the metal flange 6 with bolts.

Further, according to the handrail 1 according to the embodiment, since the flange integral molding portion 12 of the elbow portion 10 is integrally molded with at least a part of the rising portion of the flange 6, the resin elbow is formed by the flange integral molding portion 12. The portion 10 and the metal flange 6 can be firmly connected.

Further, according to the handrail 1 according to one embodiment, the flange integrally molded portion 12 includes an inner hook portion 12c extending to the wall side surface of the flange 6, an intermediate hook portion 12d, and / or an outer hook portion 12e. The integrally molded portion 12 can firmly bond the resin elbow portion 10 and the metal flange 6.

Further, according to the handrail 1 according to one embodiment, the flange integrated molded portion 12 is raised by the inner rising portion 12f and / or the second inner rising portion 112f, and further by the outer rising portion 12g and / or the second outer rising portion 112g. Since it is formed so as to hold the inner side surface and the outer surface of 6b and / or the second rising portion 7, the elbow portion 10 made of resin and the rising portion of the metal flange 6 are formed by the flange integrally molded portion 12. The strength of binding can be further improved.

Further, according to the handrail 1 according to one embodiment, the exterior member 14 can cover at least a part of the outer surface of the elbow portion 10, and the elbow portion 10 is required to have strength and the exterior member 14 is required to have designability. , Resins of different materials can be selected. As a result, the elbow portion 10 can be formed of the resin having a relatively good strength, and the exterior member 14 can be formed of the resin having a relatively good design. Therefore, according to the present invention, it is possible to secure the strength of the resin elbow portion 10 portion and to achieve both designability.

Further, according to the handrail 1 according to the embodiment, the flange 6 is fixed to the wall surface and receives a load applied to the bar member 2. When a load is applied to the bar member 2, stress is applied to the flange 6, and the flange 6 is slightly deformed by this stress. Even when the flange 6 is slightly deformed, the flange 6 is formed with an exposed hole 6j that is exposed to the outside without forming the flange integrated molded portion 12 of the elbow portion 10. Therefore, the flange 6 is formed by the exposed hole 6j. Deformation is allowed, and it is possible to prevent the flange integrally molded portion 12 from being cracked or damaged.

Further, according to the handrail 1 according to one embodiment, the flange 6 is used for manufacturing when forming a fixing tool hole 6e into which a fixing tool for fixing the flange 6 is inserted and an integrally molded portion of the flange 6. The fixing hole through which the fixture 18 is inserted is formed as a hole that is also used. As a result, it is possible to eliminate the need to separately provide a fixing hole 6e for inserting the manufacturing fixing tool 18 in addition to the fixing tool hole 6e for fixing the wall surface to the flange 6, and the strength of the flange 6 is increased by adding the hole. It can be prevented from decreasing.

1 Handrail 2 Bar member 4 Joint part 6 Flange 6b Standing part 6e Hole 7 Second rising part 8 Cover 10 Elbow part 12 Flange integrated molding part 12c Inner hanging part 12d Intermediate hanging part 12e Outer hanging part 12f Inner rising part 12g Outer rising part 12h Covering hole 14 Exterior member 106 Flange 112 Flange integrated molded part 112f Second inner rising part 112g Second outer rising part W Wall surface

Claims (7)

A handrail that is fixed to the wall
The metal flange fixed to the wall and
A bar member extending along the wall surface at a position separated from the wall surface,
It has a resin elbow portion that connects the flange and the bar member.
The elbow portion is a handrail including a flange integrally molded portion in which a resin is integrally molded with at least a part of the flange. The flange includes a plate portion formed in a plate shape and a rising portion that rises from the plate portion toward the bar member side.
The handrail according to claim 1, wherein the flange integrally molded portion of the elbow portion is integrally molded with at least a part of the rising portion of the flange. The handrail according to claim 1 or 2, wherein the flange integrally molded portion of the elbow portion includes a hook portion extending to the wall side surface of the flange. The rising portion of the flange is formed in a tubular shape and is formed in a tubular shape.
The handrail according to claim 2, wherein the flange integrally molded portion of the elbow portion includes an inner integrally molded portion that holds the inner side surface of the rising portion and an outer integrally molded portion that holds the outer surface of the rising portion. The handrail according to any one of claims 1 to 4, further comprising a resin exterior member that covers at least a part of the outer surface of the elbow portion. The handrail according to any one of claims 1 to 5, wherein the flange is formed with an exposed portion exposed to the outside without forming the flange integrally molded portion of the elbow portion. The flange is formed with a fixing hole for inserting a fixing tool for fixing the flange to the wall surface, and the fixing tool hole is manufactured to fix the flange when forming the flange integrated molded portion. The handrail according to any one of claims 1 to 6, which also serves as a fixing hole through which the fixing tool is inserted.

Images