JPH0719458U - Handrail joint device - Google Patents

Abstract

(57) [Summary] [Purpose] The handrails can be easily attached to each other on the building surface facing the corridor, stairs, etc. in a short time. And efficient,
It is an object of the present invention to provide a handrail joint device that can be swiftly used. [Structure] A support arm 14 fixed to a construction surface and a first joint part 16 fixed to the support arm are provided, and both side parts of the first joint part are mutually connected via the first joint part. First and second handrails 18 and 20 to be connected are arranged, and a second joint portion 22 which is connected and fixed to the first joint portion without moving the second handrail is provided at an end portion of the second handrail. Has been. The first handrail is connected and fixed to the first joint portion of the support arm, and then the second joint portion is connected and fixed to the first joint portion to form the first
Also, the connection of the second handrail and the support to the construction surface can be promptly performed.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a joint device for a handrail installed as a clue on a construction surface or the like.

[0002]

[Prior art]

 In recent years, the population of elderly people is increasing with the advent of an aging society, and it has been taken as an important measure to improve the living environment in which such elderly people can easily live. . In public housings, hospitals, etc. as well as general houses, rod-shaped handrails made of wood, hard synthetic resin, light metal, etc. are installed on the walls along corridors, stairs, etc. By using it as a clue, accidents such as falls of the elderly or the sick while walking can be prevented.

The handrail is formed in a rod shape, and is sequentially joined while being supported by a support member fixed to a wall surface. In the joint portion between the handrails, for example, as shown in FIG. 11, a bolt is screwed into one handrail end so as to project, and a hole into which the bolt is inserted is opened at the other handrail end. A large-diameter work hole communicating with the above holes is provided on the lower surface near the end. Then, insert the bolt of one of the handrails into the working hole from the hole of the other handrail, screw the nut into the head of the bolt in the working hole, fix the mutual handrail ends, and finally fit the working hole. A blindfold piece is fitted. As a result, the handrails of a desired length are installed on the wall surface while the ends of the handrails supported on the wall surface are mutually connected by the joint portion.

[0004]

[Problems to be solved by the device]

 However, at the joint part of the handrail, screwing and fixing the bolt to the end of one handrail, tightening the nut to the bolt inserted into the hole at the end of the other handrail, fitting the blind piece into the working hole, A lot of work is required for shaving and finishing, and in combination with supporting and fixing of the handrail to the support fixed to the wall surface, it takes a long time to attach the handrail to the wall surface, and there is a problem that the work cannot be performed efficiently and promptly. there were.

The present invention has been made in view of the above conventional problems, and an object thereof is to provide a connecting function for easily connecting handrails to each other and a supporting function for a wall surface or the like. Accordingly, it is an object of the present invention to provide a joint device for a handrail that can efficiently and promptly attach the handrail to a wall surface along a corridor, stairs, or the like, or a wall surface of a bathroom, a toilet, or the like.

[0006]

[Means for solving problems]

 To achieve the above object, the present invention comprises a support arm 14 fixed to the construction surface 12 and a first joint part 16 fixed to the support arm 14, First and second handrails 18 and 20 connected to each other via the first joint portion 16 are arranged on both sides, and the handrail is attached to at least one end of the handrail. A second joint portion 22 is provided which is connected to and fixed to the first joint portion 16 without being moved while being arranged on one side portion of the first joint portion 16, and the second joint portion 22 is connected to the first joint portion. The handrail joint device 10 is formed by connecting the first and second handrails 18 and 20 via the first joint portion 16 by being fixedly connected to the portion 16.

The first joint portion 16 is composed of a tubular body 26 capable of gripping the end portions of the first and second handrails 18 and 20 arranged on both sides thereof. The inside may be provided with a detent fixing member 28 at the ends of the first and second handrails 18 and 20 arranged in the cylindrical body 26.

The detent fixing member 28 is provided in the cylindrical body 26 so as to fix and hold the end portions of the first and second handrails 18 and 20 arranged on the both sides. The partition 30 may be provided.

Further, the first joint portion 16 has a lower seat 60 protruding from the lower surface of the tubular body 26 to the lower surface side of the second joint portion 22 connected to the first joint portion 16. It may be composed of

[0010]

[Action]

 A handrail joint device according to the present invention has first and second handrails connected to each other on both sides of a first joint portion fixed to a support arm. Then, the support arm is fixed to a construction surface such as a wall surface, the end of the first handrail is arranged and connected and fixed to one side of the support arm, and the end of the other second handrail is connected to the first handrail. A second joint part is provided that is connected and fixed to the first joint part without being moved while being arranged on one side part of the joint part, and the second joint part is connected and fixed to the first joint part. As a result, the first and second handrails can be connected efficiently and promptly via the first joint portion, and at the same time, the handrail can be supported on a construction surface such as a wall surface, or along a corridor or a stairway, or Installation of handrails on the walls of bathrooms, toilets, etc. can be completed in a short time without the need for labor.

[0011]

【Example】

 Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. 1 and 2 show a joint device 10 for a handrail according to an embodiment of the present invention. As is clear from the figure, the joint device 10 has a support arm 14 fixed to a construction surface 12 such as a wall surface, and a first joint portion 16 fixed to the support arm 14. A first handrail 18 and a second handrail 20 which are mutually connected via the first joint portion 16 are arranged on both sides of the first joint portion 16, and at least one of the two handrails is provided. At the end of the handrail, there is provided a second joint part 22 which is connected and fixed to the first joint part 16 without moving the handrail while being placed on one side of the first joint part 16. In the embodiment, a second joint portion 22 is provided at the end of the second handrail 20.

A feature of the present invention is that a support part as a support arm fixed to a wall surface and the like are integrally formed with a connection part for easily connecting and connecting a handrail to be connected, and At least one handrail is provided with a connecting pair part for connecting to this connecting part, and the end of the first handrail is connected to one side of the first joint part provided on the support arm fixed to the building surface. The second handrail, which is fixed and is provided at the end of the second handrail that is connected to the first handrail, is connected and fixed to the other side of the first joint without moving the second handrail as it is, and the first handrail and the first handrail are connected. The two handrails can be connected promptly and efficiently, and at the same time, the connecting portions of the first and second handrails can be easily supported by the support arm on the construction surface.

The first handrail 18 and the second handrail 20 are made of a wood material, a hard resin material, a metal or the like as a material, and are formed of rods having a substantially circular cross section and a length of about 1 m. However, the first and second handrails 18 and 20 are not limited to rods having a substantially circular cross section, but may be polygonal rods having a substantially square, hexagonal or octagonal cross section, or elliptical rods. The ends of the rods may be formed in a substantially circular cross section and connected by the joint device 10. The first and second handrails 18 and 20 are preferably about 1 m long in terms of strength, but the length is not limited to this and may be slightly longer than 1 m.

As shown in FIGS. 2, 3, and 4, the support arm 14 is made of metal, hard synthetic resin, or the like, and the end portion of the support arm 14 has a wall surface or the like that stands up in a corridor or stairs. It has a board 24 with a screw hole for fixing it to the construction surface 12, and as shown in FIG. 4, the support arm 14 is provided so as to project from the board 24 in a substantially diagonally upward direction.

As shown in FIGS. 2, 3, and 4, the first joint portion 16 is fixed to the upper surface of the tip portion of the support arm 14. The first joint portion 16 is made of metal, hard synthetic resin, or the like, and is formed of a tubular body 26 capable of gripping the ends of the first and second handrails 18 and 20 inserted from both sides. ing.

At a substantially middle position in the tubular body 26, a detent fixing member 28 at the end of the first and second handrails 18 and 20 inserted from both sides of the tubular body 26 is provided. The detent fixing member 28 includes a partition 30 for fixing and holding the ends of the first and second handrails 18 and 20. Threaded holes 32, 32 for fixing the end portion of the first handrail 18 inserted from one end side of the tubular body 26 are formed at substantially vertical positions of the partition 30. As a result, as shown in FIG. 1, the end of the first handrail 18 inserted into one end of the tubular body 26 of the first joint portion 16 is passed through the through holes 32, 32 of the partition 30 from the opposite side. Then, by screwing the screws 34, 34, the first handrail 18 can be non-rotatably connected and fixed to the first joint portion 16.

Further, as shown in FIGS. 2 and 4, on the inner surface of the first joint portion 16 on the other end side of the tubular body 26, the second joint portion 22 provided at the end portion of the second handrail 20 is provided. A female screw 36 for fixing the connection is formed.

As shown in FIGS. 2, 5 and 6, the second joint portion 22 provided at the end portion of the second handrail 20 is made of metal, hard synthetic resin or the like, and is made of the same material as the second handrail. A tubular body 38 rotatably fitted to the end of the tubular body 20 and having an outer diameter substantially the same as that of the tubular body 26 of the first joint portion 16, and a communicating projection provided at one end of the tubular body 38. The first joint portion 16 is provided with a male screw cylinder 40 screwed and fixed to the female screw 36 on the inner surface of the cylindrical body 26. In this male screw cylinder 40, the second handrail 20 is fixed so that the second handrail 20 in the cylindrical body 38 is fixed by abutting against the partition 30 of the rotation fixing member 28 in the first joint portion 16. The fastening body 42 connected to the end face of 20 is fitted.

The male screw cylinder 40 has a conical hole 44 whose diameter is reduced from its end face toward the inside of the cylindrical body 38. The conical hole 44 is provided inside the cylindrical body 38 on the male screw cylinder 40 side. Is communicated with the edge hole 46.

As shown in FIGS. 7, 8 and 9, the fastening body 42 includes smooth upper and lower surfaces 48, 48 and step-like left and right side surfaces 50, 50. The left and right side surfaces 50, 50 are A circumferential surface 52 fitted in the depth portion of the tubular body 26 of the first joint portion 16, and a conical surface 54 connected to the circumferential surface 52 and fitted in the conical hole 44 of the male screw cylinder 40. , And a circumferential surface 56 that is connected to the conical surface 54 and fits into the edge hole 46. The fastening body 42 is fixed to the end surface of the second handrail 20 with two screws 58, 58 screwed into the second handrail 20 from the outer end surface thereof.

As a result, the cylindrical body 38 of the second joint portion 22 is rotatably fitted to the second handrail 20, and at the same time, the conical hole 44 in the male screw cylinder 40 is attached to the left and right side surfaces of the fastening body 42. Are fitted to the conical surfaces 56, 56 of the first joint portion 16, and the male screw cylinder 40 is screwed into the female screw 36 on one end side of the cylindrical body 26 of the first joint portion 16 to fix the fastening body 42 to the first. It is pressed against and held against the partition 30 in the joint part 16. Therefore, the second handrail 20 can be connected and fixed to the first joint portion 16 by simply rotating only the tubular body 38 of the second joint portion 22 without moving the second handrail 20 as it is. The connected and fixed first and second handrails 18 and 20 can assist the walking as a clue for an elderly person or a sick person.

The fastening body 42 abuts against the partition 30 of the first joint portion 16 by press-fitting by holding the conical surfaces 54 on both side surfaces thereof and the conical holes 44 in the male screw cylinder 40. However, the present invention is not limited to this, and the outer surface of the fastening body 42 and the inner surface of the male screw cylinder 40 are provided with circumferential protrusions that engage with each other, and the fastening body is screwed by the male screw cylinder 40. 42 may be pressed and held on the partition 30.

As shown in FIGS. 2 and 3, the first joint portion 16 has a lower surface of a tubular body 38 of a second joint portion 22 connected to the first joint portion 16 from a lower surface of the tubular body 26 thereof. It has a lower receiving seat 60 protruding toward the side. The lower seat 60 receives the lower surface of the tubular body 38 of the second join portion 22 which is connected and fixed to the first joint portion 16 and holds the load of the second handrail 20 applied to the tubular body 38 while maintaining the load of the second handrail 20. It is possible to prevent the joint portion 22 from falling off the first joint portion 16.

Next, the operation of the handrail joint device 10 according to the embodiment of the present invention will be described. When installing a handrail on a corridor in a building or on a construction surface 12 such as a wall facing a staircase, as shown in FIGS. 1 and 10, each of the first and second handrails 18 and 20 is jointed. It is installed at a predetermined length while being connected by the device 10. Then, the board 24 of the support arm 14 is fixed to the joint position of the handrail of the building surface 12 with a screw or the like. The end of the first handrail 18 is inserted from the right side into the tubular body 26 of the first joint portion 16 fixed to the tip of the support arm 14, and the through hole 32 of the partition 30 of the tubular body 26 is provided. The first handrail 18 is connected and fixed to the first joint portion 16 by screwing screws 34, 34 into the portion 32 from the left side portion.

Next, the end portion of the other second handrail 20 is brought close to the left side portion of the first joint portion 16, and the end portion of the tubular body 38 of the second joint portion 22 at the end portion of the same second handrail 20. The male screw cylinder 40 protruding to the left is engaged with the female screw 36 formed in the left side portion of the cylindrical body 38 of the first joint portion 16 without moving the second handrail 20 in that state. The male screw cylinder 40 is screwed into the cylindrical body 26 of the first joint section 16 by rotating the cylindrical body 38 of the second joint section 22.

By the screwing movement of the male screw cylinder 36 of the cylindrical body 38 of the second joint portion 22, the fastening body 42 fitted in the male screw cylinder 36 is moved together, and the partition inside the first joint portion 16 is moved. The fastening body 42 is abutted against 30 to be crimped and held, and the second handrail 20 to which the fastening body 42 is connected is connected and fixed to the first joint portion 16, and the first and second handrails 18 and 20 are It is easily connected via the 1 joint part 16.

As described above, the first and second handrails 18 and 20 are connected to both sides of the first joint portion 16 fixed to the support arm 14 fixed to the construction surface 12 efficiently and promptly. In addition, since it can be supported by the building surface 12, the handrails can be attached to the wall surface along the corridor, stairs, etc. in a short time without any trouble. Further, the handrail can be easily connected and installed not only on the wall surface of the corridor or the stairs but also on the wall surface of the bathtub, the toilet or the like by using the joint device 10.

In the embodiment, the handrail which is directly inserted into and fixed to the tubular body 26 of the first joint portion 16 is the first handrail 18, and the second joint portion which is connected and fixed to the first joint portion 16. 22 is provided as the second handrail 20, but not limited to this, one of the two handrails to be connected is selected as the first handrail or the second handrail, and the first handrail is selected. The second joint portion 22 may be provided on either side of the second handrail.

Further, although the handrail joint device is shown in the embodiment, the present application is not limited to this, and within the scope not departing from the essence of the invention described in the utility model registration claim. Various modifications may be made. For example, a second joint portion 22 is provided on each end of the first and second handrails 18 and 20, and the first joint portion 16 fixed to the support arm 14 is provided. The first and second handrails 18 and 20 may be simply, promptly and efficiently connected and fixed by screwing the second joint portions 22 on both sides.

[0030]

[Effect of device]

 As described above, according to the joint device for the handrail according to claim 1, the support arm fixed to the construction surface and the first joint portion fixed to the support arm are provided. First and second handrails, which are connected to each other through the first joint portion, are arranged on both sides of the handrail. At least one handrail of both handrails has the handrail at the end thereof. A second joint portion is provided which is connected to and fixed to the first joint portion without being moved while being arranged on one side portion of the first joint portion, and the second joint portion is connected and fixed to the first joint portion. Thus, by connecting the first and second handrails via the first joint portion, mutual connection and support of the handrails attached to the construction surface can be performed quickly and efficiently.

Further, according to claim 2, the first joint portion is composed of a tubular body capable of gripping the end portions of the first and second handrails arranged on both sides, and The first and second handrails connected to each other through the first joint portion are rigid because they are provided with the detent fixing members for the ends of the first and second handrails arranged in the cylindrical body. It can be assisted in walking as a clue for elderly people and sick people, etc. without being fixed and rotating.

According to a third aspect of the present invention, the detent fixing member is provided so as to fix and hold the end portions of the first and second handrails arranged on both sides of the cylindrical body. By providing the partition, the ends of the first and second handrails arranged on both sides of the tubular body can be connected and fixed in a stable state while abutting against the partition.

Further, according to claim 4, the first joint portion has a lower seat protruding from the lower surface of the tubular body to the lower surface side of the second joint portion connected to the first joint portion. With the above structure, the lower seat receives the lower surface of the second join portion and supports the load of the second handrail applied to the second joint portion, while supporting the load of the second joint portion from the first joint portion. It can be prevented from falling off.

[Brief description of drawings]

FIG. 1 is a partially cutaway plan view of a joint device for a handrail according to an embodiment of the present invention.

2 is a perspective view showing a state where a second joint portion is separated from a first joint portion of the joint device for the handrail in FIG. 1. FIG.

FIG. 3 is a plan view of a first joint portion fixed to a support arm.

FIG. 4 is a left side view of the first joint portion of FIG.

FIG. 5 is a right side view of a second joint portion.

6 is a cross-sectional view taken along the line AA of FIG.

FIG. 7 is a left side view showing a fastening body fixed to an end portion of a second handrail.

8 is a plan view of the fastening body shown in FIG. 7. FIG.

9 is a front view of the fastening body shown in FIG. 7. FIG.

FIG. 10 is a partial plan view showing a handrail supported by a construction surface while being connected by a handrail joint device according to the present invention.

FIG. 11 is a perspective view illustrating a connected state of a conventional handrail.

[Explanation of symbols]

 10 Handrail Joint Device 12 Construction Surface 14 Support Arm 16 First Joint Part 18 First Handrail 20 Second Handrail 22 Second Joint Part 26 Cylindrical Body 28 Clutch Fixing Member 60 Lower Seat

Claims (4)

[Scope of utility model registration request] 1. A support arm fixed to a construction surface and a first joint portion fixed to the support arm, and the first joint portion is interposed between both side portions of the first joint portion. First and second handrails that are interconnected with each other are arranged, and at least one of the handrails has an end that is moved with the handrail arranged on one side of the first joint portion. A second joint portion is provided without being connected to and fixed to the first joint portion, and by connecting and fixing the second joint portion to the first joint portion, the first and second joint portions are provided via the first joint portion.
A handrail joint device made by connecting handrails. 2. The first joint portion comprises a tubular body capable of gripping the end portions of the first and second handrails arranged on both sides, and the first joint portion is disposed inside the tubular body. The handrail joint device according to claim 1, further comprising: detent fixing members for the ends of the first and second handrails. 3. The detent fixing member comprises a partition provided in the cylindrical body so as to fix and hold ends of the first and second handrails arranged on the both sides. Item 2. A handrail joint device according to item 2. 4. The lower joint seat, wherein the first joint portion has a lower seat projecting from a lower surface of the tubular body toward a lower surface of a second joint portion connected to the first joint portion. The joint device of the handrail described in 2.