JPH0216128B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION This invention consists of a handrail material made of a metal core covered with a thick tire layer, and is suitable for use in toilets, washrooms, etc. This product relates to split type joints used for handrails installed around various types of equipment in places such as bathrooms.

Conventionally, this type of handrail has been made of stainless steel pipes, or synthetic resin coated pipes in which a steel pipe is coated with a thin layer of soft synthetic resin, and cheese-shaped joints have been mainly used for these handrails. Also, fittings have been used in which the bolt head is exposed on the upper surface of the handrail.

However, when these joints are used as means for connecting in a T-shape in a handrail using a handrail material made of a metal core covered with a tire layer, it is difficult to connect firmly, and in long-term use, It caused wobbling and was difficult to finish beautifully.

The purpose of this invention is to enable a strong T-shaped connection, enable long-term use without rattling, improve assembly workability on site, provide a beautiful assembly finish, and To provide a split type joint suitable for use in a handrail made of a handrail material in which a core material is covered with a tire layer.

In order to solve these problems, the split type joint used in the handrail of the present invention has one curved seating surface for receiving a handrail unit made of a handrail material including a metal core material and a tire layer formed on the surface of the core material. a handrail receiver having a female fitting on one side and a female fitting on the other side;
A sleeve that fits one end of the connecting unit and has a male fitting at one end that fits into the female fitting so that the connecting unit made of the handrail material can be connected to the handrail unit in a T-shape. and a gripper fitted to one end of the coupling unit fitted to the sleeve,
The locking cone fits into the gripper and the locking cone passes through the handrail unit.
The gripper is screwed into the cone, and includes a screw that expands the gripper to the connecting unit and connects the handrail unit and the connecting unit in a T-shape.

Hereinafter, preferred specific examples of the split type joint used in the handrail according to the present invention will be described with reference to the drawings.

Figures 1 to 4 show a tenth embodiment of the split type joint of the present invention used in a handrail 35 installed around a Western-style toilet bowl 48 for a physically handicapped person in a toilet.

This joint 10 connects the handrail units 41, 41 and the connecting unit 42, and the handrail units 41, 41 and the connecting unit 42.
41 and the mounting units 44, 44 are connected in a T-shape, and includes the handrail receiver 11, the sleeve 15, the gripper 18, and the lock cone 23.
and a screw 24.

The handrail receiver 11 is connected to the handrail units 41, 41.
With the curved bearing surface 12 that receives the female fitting 1 on one side,
3 on the other side, and is provided with a screw hole 14 penetrated approximately at the center of its seat surface 12. Of course, the seat surface 12 is a curved surface whose curvature matches the outer circumferential surface of the handrail material 36 that constitutes the handrail units 41, 41, that is, a curved surface, and is used to receive the handrail material 36 or when placing it on it. It is formed to fit on the outer peripheral surface of the handrail material 36. The handrail material 36 also includes a metal core material 37, a tire layer 39 formed on the surface of the core material 37, and a skin layer 40 covering the tire layer 39, as described later.

Furthermore, a pair of claws 28, 2 are provided on the seat surface 12.
8 is projected upward. That claw 28,
28, the handrail receiver 11 is the handrail unit 41
When the handrail unit 4 is screwed 27 to
The handrail receiver 11 bites into the tire layer 39 of 1.
Prevents its own slippage.

The sleeve 15 is provided at one end with a male fitting 13 that is fitted into the female fitting 13 of the handrail receiver 11, and connects the handrail units 41, 41, the connecting unit 42, and the handrail unit 4.
1 and 41 and their mounting units 44 and 44, respectively, in a T-shape.
4, respectively.

Further, the sleeve 15 is connected to the unit 42.
A shoulder portion 17 for regulating the fitting position of the mounting units 44, 44 in the axial direction is provided inside thereof.

The gripper 18 is fitted into both ends of the coupling unit 42 into which the sleeve 15 is fitted, and into the upper ends of the attachment units 44, 44, respectively.

The gripper 18 includes a ring-shaped substrate 19 with a through hole 22 formed approximately in the center, and the substrate 19.
It is composed of a plurality of legs 20 extending in a direction orthogonal to the substrate 19 at predetermined intervals around the periphery of the substrate 19 . Of course, a plurality of ribs 21 are formed on the inner and outer portions of the legs 20, respectively.

The lock cone 23 is the gripper 1
It is fitted inside the 8. The lock
The cone 23 has a plurality of legs 20 of the gripper 18 by screws 24, which will be described later, being screwed into the cone 23.
It is formed into a tapered shape so that it expands outward.

The screw 24 is connected to the handrail unit 41, 41.
is threaded through the locking cone 23, forcing the legs 20 of the gripper 18 onto the connecting unit 42 and the attachment unit 44, and connecting the handrail units 41, 41 and the connecting unit 42, and The handrail unit 41, 4
1 and mounting units 44, 44 are each connected in a T-shape.

Moreover, the above-mentioned handrail units 41, 41, connection unit 42, and mounting units 44, 44
As best understood from FIG. 2, the handrail material 36 that constitutes the handrail material 36 is made of a soft synthetic material that is thickly extruded with a steel pipe 37 as a core material and an adhesive 38 interposed on the outer surface of the steel pipe 37. Resin tire layer 39
and a hard synthetic resin skin layer 40 thinly extruded onto the surface of the tire layer 39 and covering the tire layer 39.

Next, a method of connecting one handrail unit 41 and the mounting unit 44 corresponding to that handrail unit 41 in a T-shape using the above-mentioned joint 10 will be explained.
The curved seating surface 12 of the handrail holder 11 is placed against the handrail unit 41 and screwed 27 so that the screw hole 14 of the handrail holder 11 is aligned with the screw hole 30 formed at a predetermined position of the handrail holder 11 . The protruding claws 28, 28 are made to bite into the tire layer 39 of the handrail unit 41.

Next, the gripper 18 with the locking cone 23 fitted therein is fitted inside the upper end of the mounting unit 44, and the sleeve 15 is fitted on the outer side of the upper end of the mounting unit 44.

Furthermore, the male fitting 16 of the sleeve 15 is fitted into the female fitting 13 of the handrail receiver 11, and in this state, the screw 24 is passed through the screw hole 30 from the through hole 29 side of the handrail unit 41, Screw the legs 20 of the gripper 18 into the locking cone 23 and attach the legs 20 of the gripper 18 to the core 3 of the mounting unit 44.
Expand to 7. Of course, after the screw 24 is screwed in, the blind cap 26 is snapped into the through hole 29 of the handrail unit 41.

The above-mentioned method of using the joint 10 is for connecting one handrail unit 41 and the mounting unit 44, but for connecting the other handrail unit 4.
1 and the mounting unit 44, and the handrail units 41, 41 and the connecting unit 43 are also connected in the same manner as described above.

According to the above invention, a sleeve fitted on the outside of one end of a connecting unit is fitted into a handrail receiver having a curved seating surface for the handrail unit, and a gripper fitted with a lock cone is fitted onto the handrail receiver, and a gripper fitted with a locking cone is attached to the handrail receiver. Insert it inside one end of the
Lock the screw that passed through the handrail unit.
Screw it into the cone, push the gripper into the connecting unit, connect the handrail unit and the connecting unit in a T-shape, and make sure that the handrail unit, handrail receiver, sleeve, gripper, screw, and connecting unit are firmly attached. Since they are configured to be integrated, the T-shaped connection between the handrail unit and the connection unit is extremely strong, and such a strong connection can be maintained for a long time without wobbling. In addition, when connecting these units, only fitting and screwing are required, and no complicated installation work is required, improving assembly workability on site.Moreover, the screw heads are not exposed. As a result, the assembly finish is beautiful, and it is suitable for use in handrails made of handrail materials with a metal core covered with a tire layer, making it extremely practical.

[Brief explanation of drawings]

Figure 1 is a perspective view showing a specific example of the split type joint of the present invention used for a handrail installed around a Western-style toilet for people with physical disabilities, and Figure 2 is a perspective view of the handrail shown in Figure 1. FIG. 3 is a cross-sectional view showing the handrail material that constitutes the handrail, FIG. FIG. 4 is a cross-sectional view taken along line 4-4 in FIG. 3; 10... Split type joint used for handrails, 11... Handrail receiver, 12... Seat surface, 13... Female fitting, 15... Sleeve, 16... Male fitting, 18... Gripper, 2
3... Lock cone, 24... Screw, 36... Handrail material, 37... Core material, 39... Tire layer, 41... Handrail unit, 42, 44... Connection unit.

Claims (1)

[Claims] 1. A curved seating surface for receiving a handrail unit made of a handrail material including a metal core material and a tire layer formed on the surface of the core material is on one side, and a female fitting is on the other side. A male fitting is fitted into one end of the connecting unit and fitted into the female fitting so that the connecting unit made of the handrail material can be connected to the handrail unit in a T-shape. a gripper that fits into one end of the connecting unit into which the sleeve is fitted; a locking cone that fits into the gripper; and a locking cone that passes through the handrail unit and is screwed into the locking cone. , a split joint for use in handrails, comprising a screw extending the gripper onto the connecting unit and connecting the handrail unit and the connecting unit in a T-shape.