CN212668917U

CN212668917U - Car door lock for elevator

Info

Publication number: CN212668917U
Application number: CN202020962469.4U
Authority: CN
Inventors: 黄绍伙; 沈童波
Original assignee: Cixi Hongfeng Elevator Fittings Co ltd
Current assignee: Cixi Hongfeng Elevator Fittings Co ltd
Priority date: 2020-05-30
Filing date: 2020-05-30
Publication date: 2021-03-09
Anticipated expiration: 2030-05-30

Abstract

The utility model belongs to the technical field of elevator accessory and specifically relates to sedan-chair door lock for elevator. Sedan-chair door lock for elevator, including the latch hook fixed plate, spacing axle, rotatory fixed axle, the latch hook board, rotatory axle sleeve, the balancing weight, spacing rubber, plug subassembly, vice latch hook, lock round fixed plate subassembly, upper portion and lower part all are equipped with the mounting hole on the latch hook fixed plate, spacing axle and rotatory fixed axle riveting are on latch hook fixed plate upper portion, latch hook fixed plate lower part is equipped with lock round fixed plate subassembly, the last riveting of latch hook board has rotatory axle sleeve, the balancing weight is fixed on the latch hook fixed plate, vice latch hook riveting is on the latch hook board, plug subassembly is equipped with on the vice latch hook, plug subassembly is up. The utility model discloses an useful part: novel structure, design benefit, simple structure, simple to operate, this lock do not have spring mechanism, lean on the thrust action of self gravity and door sword, the tired condition can not appear, and the product is more stable.

Description

Car door lock for elevator

Technical Field

The utility model belongs to the technical field of elevator accessory and specifically relates to sedan-chair door lock for elevator.

Background

The elevator car door lock is an important part for safe operation of an elevator, is composed of a lock hook plate and the like, generally has a spring mechanism, and is easy to fatigue.

Disclosure of Invention

In order to solve the fatigue solution technical problem of above-mentioned spring mechanism, the utility model provides a sedan-chair lock for elevator.

The technical scheme of the utility model as follows:

sedan-chair door lock for elevator, including the latch hook fixed plate, spacing axle, rotatory fixed axle, the latch hook board, rotatory axle sleeve, the balancing weight, spacing rubber, plug subassembly, vice latch hook, lock round fixed plate subassembly, upper portion and lower part all are equipped with the mounting hole on the latch hook fixed plate, spacing axle and rotatory fixed axle riveting are on latch hook fixed plate upper portion, latch hook fixed plate lower part is equipped with lock round fixed plate subassembly, the last riveting of latch hook board has rotatory axle sleeve, the balancing weight is fixed on the latch hook fixed plate, vice latch hook riveting is on the latch hook board, plug subassembly is equipped with on the vice latch hook, plug subassembly is up.

The lock wheel fixing plate assembly is fixed through bolts.

And a lock hook extends out of the left side of the lock hook plate, and the lock hook faces upwards.

The balancing weight is fixed on the locking hook fixing plate through a rivet a.

The auxiliary lock hook is riveted on the lock hook plate through a rivet b.

Use the technical scheme of the utility model, novel structure, design benefit, simple structure, simple to operate, this lock do not have spring mechanism, lean on the thrust action of self gravity and door sword, the tired condition can not appear, and the product is more stable.

Drawings

Fig. 1 and 2 are schematic structural diagrams of the present invention.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Examples

As shown in fig. 1, 2 sedan-chair lock for elevator, including latch hook fixed plate 1, spacing axle 2, rotatory fixed axle 3, latch hook board 12, rotatory axle sleeve 4, balancing weight 5, spacing rubber 7, plug subassembly 8, vice latch hook 9, lock wheel fixed plate subassembly 11, 1 upper portion and lower part all are equipped with the mounting hole on the latch hook fixed plate, spacing axle 2 and rotatory fixed axle 3 riveting are in latch hook fixed plate upper portion 1, latch hook fixed plate lower part is equipped with latch lock wheel fixed plate subassembly 11, the last riveting of latch hook board 12 has rotatory axle sleeve 4, balancing weight 5 is fixed on latch hook fixed plate 1, vice latch hook 9 riveting is on latch hook board 12, be equipped with plug subassembly 8 on the vice latch hook 9, plug subassembly 8 is up.

The lock wheel fixing plate assembly 11 is fixed by bolts.

A latch hook extends from the left side of the latch hook plate 12, and the latch hook faces upwards.

The counterweight 5 is fixed on the latch hook fixing plate 1 by a rivet a 6.

The secondary latch hook 9 is riveted to the latch hook plate 12 by a rivet b 10.

When in use, the car door lock is a mechanical device which is arranged on a car door hanging plate and mechanically controls the opening and closing of the car door, the hook fixing plate 1 on the car door lock is fixed on the hanging plate through a bolt, the hook locking plate 12 is connected with the rotary fixing shaft 3 through the rotary shaft sleeve 4, the hook locking plate 12 rotates to drive the plug component 3 on the auxiliary hook 9 to move, the plug is connected with and disconnected with the sockets of other parts, the elevator door is opened and closed, the door lock is provided with a main locking hook and an auxiliary locking hook, when the linkage steel wire rope is broken, the locking hooks are invalid, the auxiliary locking hooks can also hook the hanging plate on the other side, the elevator door can not be opened when the elevator runs, the safety of the elevator is improved, the door lock is driven by an elevator door knife, when the elevator door knife is opened, a knife arm of the elevator door is opened, the knife arm props against a shaft on a lock wheel fixing plate assembly to drive a lock hook to operate, the lock hook is lifted upwards, the door lock is switched on, the elevator door is closed, and the elevator operates; otherwise, the locking hook of the elevator door vane is closed and falls down by self gravity, the door lock is opened, and the elevator door is opened.

It should be understood that the above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, and those skilled in the art can add, subtract, replace, change or modify the above-mentioned embodiments within the spirit and principle of the present invention, and all such additions, substitutions, changes or modifications should fall within the scope of the appended claims.

Claims

1. Car door lock for elevator, including latch hook fixed plate (1), spacing axle (2), rotatory fixed axle (3), latch hook board (12), rotatory axle sleeve (4), balancing weight (5), spacing rubber (7), plug subassembly (8), vice latch hook (9), lock wheel fixed plate subassembly (11), latch hook fixed plate (1) upper portion and lower part all are equipped with the mounting hole, spacing axle (2) and rotatory fixed axle (3) riveting are on latch hook fixed plate (1) upper portion, latch hook fixed plate lower part is equipped with lock wheel fixed plate subassembly (11), it has rotatory axle sleeve (4) to rivet on latch hook board (12), balancing weight (5) are fixed on latch hook fixed plate (1), vice latch hook (9) riveting is on latch hook board (12), plug subassembly (8) are equipped with on vice latch hook (9), plug subassembly (8) up.

2. The elevator car door lock according to claim 1, wherein: the lock wheel fixing plate assembly (11) is fixed through bolts.

3. The elevator car door lock according to claim 1, wherein: a lock hook extends out of the left side of the lock hook plate (12) and faces upwards.

4. The elevator car door lock according to claim 1, wherein: the balancing weight (5) is fixed on the latch hook fixing plate (1) through a rivet a (6).

5. The elevator car door lock according to claim 1, wherein: the auxiliary lock hook (9) is riveted on the lock hook plate (12) through a rivet b (10).