JP2016008107A - In-car handrail of elevator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an in-car handrail of an elevator which improves workability in attaching the handrail to a side wall from the inside of a cage, and prevents a seat plate from falling in a hoistway during the work.SOLUTION: In an in-car handrail of an elevator, a bracket unit 4 is disposed outside a side wall and comprises: a seat plate 8 capable of passing through a wall hole of the side wall, and consisting of seat parts 12, 13 divided into a plurality; a bracket 10 disposed inside the side wall to face the seat plate 8, and having long holes 10b; and moving force transmission members 14 whose tip parts are fixed to the seat parts 12, 13, and the base end parts face a cage through the long holes 10b. The side wall is sandwiched between the seat parts 12, 13 interlocking with the movement of the moving force transmission members 14 and the bracket 10 by moving the moving force transmission members 14 from the cage along the long holes 10b.

Description

  The present invention relates to an elevator car handrail attached to a side wall of an elevator cab.

To improve convenience for elevator users, handrails may be added to the cab.
In this case, in some existing elevators, the space between the hoistway and the car is narrow, and it may be difficult to carry out the expansion work on the back side of the side wall of the cab.
Therefore, a method is known in which a string-like suspension is attached to a seat plate arranged outside the cab so that extension work can be performed from the inside of the cab, and a handrail is attached to the side wall using this suspension. (For example, refer to Patent Document 1).
A method is also known in which a seat plate is foldable, and the seat plate is passed through a hole in the side wall and then enlarged to attach a handrail to the side wall (see, for example, Patent Document 2).

JP 2004-315157 A JP 2006-306554 A

However, in Patent Documents 1 and 2, it is necessary to fix both members with fastening members such as screws while supporting both members of the seat plate on the back side of the car room and the bracket in the car room. There was a problem that mounting workability was poor.
There is also a problem that the seat plate may be dropped into the hoistway during the mounting operation.

  An object of the present invention is to solve such a problem, and the workability of mounting from the inside of the cab is improved, and the seat plate is not dropped into the hoistway during the mounting work. The purpose is to obtain a handrail in the elevator car.

An elevator car handrail according to the present invention is an elevator car handrail having a bracket unit attached to a side wall of an elevator car room,
The bracket unit is disposed outside the side wall, is capable of passing through a wall hole in the side wall, and includes a seat plate including a plurality of divided seat portions, and is disposed on the inner side of the side wall so as to face the seat plate. And a bracket having a guide hole,
A moving force transmitting member having a distal end fixed to the seat and a proximal end facing the car room through the guide hole;
By moving the moving force transmitting member along the guide hole from the car room, the side wall is sandwiched between the seat portion and the bracket interlocked with the movement of the moving force transmitting member. .

  According to the handrail in the elevator car according to the present invention, the bracket unit attached to the side wall of the cab is configured such that the seat plate and the bracket sandwich the side wall from the outside and the inside through the moving force transmission member. In addition, the workability of attaching to the side wall from the inside of the cab is improved, and the seat plate is not dropped into the hoistway during the work.

It is a top view which shows the elevator car interior in which the handrail in the elevator of Embodiment 1 of this invention was integrated. It is a perspective view which shows the bracket unit of the handrail in the elevator car of FIG. It is a disassembled perspective view which shows the bracket unit of FIG. It is a perspective view which shows a mode that the bracket unit of FIG. 2 is integrated in a side wall. FIG. 5A to FIG. 5C are perspective views showing a procedure for releasing the first seat portion and the second seat portion of the bracket unit of FIG. FIG. 6 (a) is a front view showing a seat portion of the handrail in the elevator car according to the second embodiment of the present invention, and FIG. 6 (b) is a cross-sectional view of FIG. 6 (a).

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the drawings, the same or equivalent members and parts will be described with the same reference numerals.

Embodiment 1 FIG.
FIG. 1 is a plan view showing the inside of an elevator cab 1 in which an elevator handrail according to Embodiment 1 of the present invention is incorporated.
The car room 1 is surrounded on all sides by three side walls 2 and a door 3.
Each side wall 2 is attached with the handrail 7 in the car according to the first embodiment.
The car handrail 7 has a tubular handle 6 gripped by a user, L-shaped holding members 5 attached to both ends of the handle 6, and ends of the holding member 5 are fitted. Bracket unit 4.

2 is a perspective view showing the bracket unit 4 of FIG. 1, and FIG. 3 is an exploded perspective view showing the bracket unit 4 of FIG.
The bracket unit 4 is disposed outside the side wall 2, can pass through the wall hole 2 b of the side wall 2, and is divided into a seat plate 8 including a first seat portion 12 and a second seat portion 13, and A bracket 10 disposed inside the side wall 2 so as to face the seat plate 8 via the side wall 2, a distal end portion extends to the first seat portion 12 and the second seat portion 13, and a base end portion is the cab 1. A moving force transmitting member 14 facing inward and a disc-like spacer 11 disposed in the wall hole 2b and having the same thickness as the side wall 2 are provided.
The first seat portion 12 and the second seat portion 13 have a point-symmetric shape, and a pair of screw holes 12a and 13a are formed on each outer diameter side. Further, one screw hole 12b, 13b is formed on each inner diameter side.
The disc-shaped bracket 10 has four through holes 10a formed at equal intervals in the peripheral edge. A pair of elongated holes 10 b that are guide holes are formed in the center of the bracket 10.
The spacer 11 is formed with a long hole 11a having the same shape as the long hole 10b and overlapping the long hole 10b.
The pair of moving force transmission members 14 pass through the long hole 10b of the bracket 10 and the long hole 11a of the spacer 11, and the tip portions thereof are the screw holes 12b of the first seat 12 and the screw holes 13b of the second seat 13, respectively. Screwed on.
Although not shown, the fixing screw passes through each through hole 10 a of the bracket 10 and the through hole 2 a of the side wall 2, and the tip ends thereof are screw holes 12 a of the first seat portion 12 and the second seat portion 13. , 13a.

Next, a procedure for attaching the car handrail 7 having the above configuration to the side wall 2 from the inside of the side wall 2 will be described.
First, as shown in FIG. 4, the bracket unit 4 is inserted from the inside of the side wall 2 into the wall hole 2 b of the side wall 2 as indicated by an arrow “a”. At this time, the spacer 11 is fitted into the wall hole 2b, and the disc-shaped seat plate 8 protrudes outward from the side wall 2 in the state shown in FIG.
Next, one moving force transmission member 14 is moved along the long hole 10b of the bracket 10 and the long hole 11a of the spacer 11, and the first seat 12 is moved in the direction of arrow B in FIG. .
Subsequently, the other moving force transmission member 14 is moved along the elongated hole 10b of the bracket 10 and the elongated hole 11a of the spacer 11, and the first seat portion 13 is moved in the direction of arrow C in FIG.
As a result, the first seat portion 12 and the second seat portion 13 extend outward from the wall hole 2 b of the side wall 2, and the side wall 2 extends from the first seat portion 12, the second seat portion 13, and the bracket 10. The bracket unit 4 is temporarily fixed to the side wall 2 while being sandwiched between the two.
Thereafter, a fixing screw (not shown) is passed through each through hole 10a of the bracket 10 and the through hole 2a of the side wall 2, and the tip ends of the fixing screws are screw holes 12a of the first seat portion 12 and the second seat portion 13. , 13a to fix the bracket unit 4 to the side wall 2.
Finally, the holding member 5 is fitted into the bracket unit 4, and the end of the handle 6 is fitted into the holding member 5.

According to the car handrail 7 of the first embodiment, the bracket unit 4 moves the moving force transmitting member 14 guided by the elongated holes 10b and 11a from the inside of the side wall 2, thereby allowing the seat plate Since 8 is temporarily fixed to the side wall 2 and then fixed to the side wall 2 with a fixing screw, the in-car handrail 7 can be easily attached from the inside of the car room 1.
In a series of mounting operations, the seat plate 8, the spacer 11 and the bracket 10 are integrated without being separated, and the seat plate 8 and the spacer 11 do not fall into the hoistway during the mounting operation.
Further, since the spacer 11 having the same thickness as the plate thickness of the side wall 2 is disposed in the wall hole 2b of the side wall 2, the seat plate 8 enters the wall hole 2b during the mounting operation, and the seat portions 12, 13 are mounted. Occurrence of a situation where the movement of the vehicle is hindered is prevented.
In addition, when attaching the in-car handrail 7 to the elevator cab 1 having different plate thicknesses of the side walls 2, it is possible to cope by simply changing the spacers 11 having different plate thicknesses.

Embodiment 2. FIG.
6A is a front view showing a seat portion 20 of the handrail 7 in the elevator car according to the second embodiment of the present invention, and FIG. 6B is a sectional view of FIG. 6A.
In this embodiment, a protrusion 21 having the same height as the plate thickness of the side wall 2 is formed on the surface of the seat 20 on the bracket 10 side. A through hole 21 a through which the moving force transmission member 14 passes is formed in the protrusion 21. The seat portion 20 is formed with a screw hole 20a that overlaps the through hole 21a.
Although not shown in FIGS. 6 (a) and 6 (b), the seat plate of the second embodiment also has a seat portion that is symmetrical with the seat portion 20.
In the handrail 7 in the car according to the second embodiment, the protrusion 21 has the function of the spacer 11 of the first embodiment, and the effect that the number of parts can be reduced as compared with the first embodiment. is there.

  In addition, in each said embodiment, although the seat plate 8 was comprised by the seat parts 12 and 13 divided into 2 parts, you may be comprised by the seat part divided into 3 parts, for example.

  DESCRIPTION OF SYMBOLS 1 Cage room, 2 side wall, 2a through hole, 2b wall hole, 3 door, 4 bracket unit, 5 holding member, 6 handle, 7 handrail in cage, 8 seat plate, 10 bracket, 10a through hole, 10b long hole ( Guide hole), 11 Spacer, 11a Through hole, 12 First seat portion, 12a Screw hole, 12b Screw hole, 13 Second seat portion, 13a Screw hole, 13b Screw hole, 14 Moving force transmitting member, 20 Seat portion , 20a Screw hole, 21 Protrusion, 21a Through hole.

Claims (3)

A handrail in an elevator car having a bracket unit attached to a side wall of the elevator car room,
The bracket unit is disposed outside the side wall, is capable of passing through a wall hole in the side wall, and includes a seat plate including a plurality of divided seat portions, and is disposed on the inner side of the side wall so as to face the seat plate. And a bracket having a guide hole,
A moving force transmitting member having a distal end fixed to the seat and a proximal end facing the car room through the guide hole;
By moving the moving force transmitting member along the guide hole from the car room, the side wall of the elevator car is sandwiched between the seat portion and the bracket interlocked with the movement of the moving force transmitting member. Sliding.   2. The elevator according to claim 1, wherein the wall hole is provided with a spacer facing the guide hole and having a through hole through which the moving force transmission member passes and having a plate thickness equal to a plate thickness of the side wall. Handrail in the basket.   2. The elevator car handrail according to claim 1, wherein the seat portion is formed with a protrusion having a height equal to a plate thickness of the side wall on a surface on the bracket side.

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