CN210763784U

CN210763784U - Elevator shaft bottom anti-falling buffer

Info

Publication number: CN210763784U
Application number: CN201921575522.9U
Authority: CN
Inventors: 张金娥
Original assignee: Guizhou Shengxincheng Mechanical And Electrical Equipment Engineering Co Ltd
Current assignee: Guizhou Shengxincheng Mechanical And Electrical Equipment Engineering Co Ltd
Priority date: 2019-09-22
Filing date: 2019-09-22
Publication date: 2020-06-16
Anticipated expiration: 2029-09-22

Abstract

The utility model discloses an elevator shaft bottom buffer of preventing falling, including the car, the car both sides are equipped with the guide rail, are equipped with the fixed pulley on the guide rail, are equipped with the spout on the guide rail of both sides, and the fixed pulley below is equipped with the movable block, and movable block sliding connection is equipped with the baffle on the box of car upside, and the movable block bulge is located the baffle below, and the guide rail both sides all are equipped with two hank groups, the utility model discloses a buffering is carried out when buffering rope and articulate synergism take place to fall to the car, guarantees the interior personnel's of car safety.

Description

Elevator shaft bottom anti-falling buffer

Technical Field

The utility model relates to an elevator field specifically is a buffer of preventing falling bottom of elevartor shaft.

Background

With the continuous development of urbanization, the high-rise building industry in cities is more and more, the elevator also becomes an essential tool in people's life, the elevator provides convenience for people to go up and down, and the elevator still has some potential safety hazards in use; the frequency of use of elevator is higher, when the maintenance of elevator goes wrong, the condition that wire rope fracture and band-type brake became invalid can appear, and this can lead to the elevator to take place the problem of falling, gives people and brings huge injury and economic loss.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elevator shaft bottom buffer of preventing falling to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an elevator shaft bottom buffer of preventing falling, includes the car, the car both sides are equipped with the guide rail, be equipped with the fixed pulley on the guide rail, both sides be equipped with the spout on the guide rail, the fixed pulley below is equipped with the movable block, movable block sliding connection is in the spout, car upside box both sides are equipped with the baffle, the movable block bulge is located the baffle below, the guide rail both sides all are equipped with two hank dish groups.

Preferably, the car below is equipped with the backup pad, backup pad cross arrangement is in the car lower surface, backup pad below both sides are equipped with the buffer board, be equipped with the joint groove on the buffer board, fixedly connected with buffer beam in the middle of buffer board and the backup pad, be equipped with the spring in the middle of the buffer beam.

Preferably, the winch group is provided with a large winch and a small winch which are fixedly connected, a supporting seat is arranged below the winch group, and the axle centers of the large winch and the small winch are located on the same central line.

Preferably, a buffer rope is arranged between the large winches on the two sides of the car, balls are arranged on the buffer rope, a connecting rope is arranged on the small winch and fixedly connected with the moving block through a fixed pulley, and the winding directions of the buffer rope and the connecting rope are opposite.

Preferably, the car below is equipped with two cranks, the crank symmetry sets up, the crank below is crossing, and crossing department is articulated to be connected, two fixedly connected with spring between the crank.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an add the buffering rope, buffer board and the buffering rope of car below bump mutually, ball looks joint on the joint groove on the buffer board and the buffering rope, the vibrations that bring when the spring in the buffer beam cushions buffer board and buffering rope joint, baffle and the movable block on the car hit at this moment, the car drives the movable block and slides in the spout, the movable block drives the connection rope and removes, the connection rope twines in little capstan winch, the connection rope drives capstan winch group and rotates, the connection direction of connection rope and buffering rope is opposite, the buffering rope between two big capstans is taut gradually, cushion the car, when car below contact crank and down move, the crank removes to both sides, be equipped with the spring in the middle of two cranks and cushion the car, guarantee the safety of car under buffering rope and the articulate synergism.

Drawings

FIG. 1 is a schematic view of a car configuration;

FIG. 2 is a schematic view of a buffer structure;

fig. 3 is a schematic structural view of the winch set.

In the figure: 1 lift car, 2 guide rails, 3 chutes, 4 winch sets, 5 supporting seats, 6 moving blocks, 7 baffles, 8 fixed pulleys, 9 connecting ropes, 10 buffer rods, 11 buffer ropes, 12 balls, 13 springs, 14 cranks, 15 supporting plates, 16 buffer plates, 17 clamping grooves, 18 small winches and 19 large winches.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a buffer of preventing falling bottom of elevartor shaft, includes

car

1, and 1 both sides of car are equipped with guide rail 2, are equipped with fixed pulley 8 on the guide rail 2, are equipped with spout 3 on the guide rail 2 of both sides, and 8 below of fixed pulley are equipped with

movable block

6, and 6 sliding connection of movable block are in

spout

3, and 1 upside box both sides of car are equipped with

baffle

7, and 6 bulge of movable block are located baffle 7 below, and 2 both sides of guide rail all are equipped with two hank dish groups 4.

1 below of car is equipped with backup pad 15, and backup pad 15 cross arrangement is equipped with buffer board 16 in 1 lower surface of car, and 15 below both sides of backup pad are equipped with joint groove 17 on the buffer board 16, fixedly connected with buffer beam 10 in the middle of buffer board 16 and backup pad 15, are equipped with spring 13 in the middle of the buffer beam 10, and the vibrations that bring when spring 13 in the buffer beam 10 is to buffer 16 and 11 joints of buffer beam are cushioned.

The winch group 4 is provided with a large winch 19 and a small winch 18, the large winch 19 is fixedly connected with the small winch 18, a supporting seat 5 is arranged below the winch group 4, the axes of the large winch 19 and the small winch 18 are on the same central line, and the connecting rope 9 and the buffer rope 11 are fixed on the winch group 4.

Be equipped with buffering rope 11 between the big capstan winch 19 of 1 both sides of car, be equipped with ball 12 on the buffering rope 11, be equipped with on the little capstan winch 18 and connect rope 9 through fixed pulley 8 and movable block 6 fixed connection, buffering rope 11 is opposite with the winding direction of connecting rope 9, movable block 6 moves down after 7 striking of baffle, movable block 6 drives and connects rope 11 and remove, it drives capstan winch group 4 and rotates to connect rope 11, when capstan winch group 4 rotates, buffering rope 11 between two big capstan winch 19 is stretched straightly gradually.

Two cranks 14 are arranged below the car 1, the cranks 14 are symmetrically arranged, the lower parts of the cranks 14 are intersected, the intersected parts are hinged, springs 13 are fixedly connected between the two cranks 14, when the lower part of the car 1 contacts the cranks 14 and moves downwards, the cranks 14 move towards two sides, and the springs 13 are arranged between the two cranks 14 to buffer the car 1.

The working principle is as follows: when the elevator drops, a buffer plate 16 below the car 1 collides with a buffer rope 11, a clamping groove 17 on the buffer plate 16 is clamped with balls 12 on the buffer rope 11, a spring 13 in a buffer rod 10 buffers vibration caused when the buffer plate 16 is clamped with the buffer rope 11, at the moment, a baffle 7 on the car 1 collides with a moving block 6, the car 1 drives the moving block 6 to slide in a sliding groove 3, the moving block 6 drives a connecting rope 9 to move, the connecting rope 9 is wound in a small winch 18, the connecting rope 9 drives a winch group 4 to rotate, the connecting directions of the connecting rope 9 and the buffer rope 11 are opposite, the buffer rope 11 between two large winches 19 is twisted into the large winch to be gradually straightened to buffer the car 1, when the lower part of the car 1 contacts a crank 14 and moves downwards, the crank 14 moves towards two sides, the spring 13 between the two cranks 14 buffers the car 1, and the buffer rope 11 and the crank 14 ensure the safety of the car 1 under the synergistic action, when the lift car 1 ascends, the winch group 4 is driven to rotate under the action of the gravity of the balls 12 and the buffer ropes 11, the moving block 6 is pulled back to the original position, and the connecting ropes 9 are twisted into the small winch 18.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An elevator shaft bottom anti-falling buffer comprises a car (1), and is characterized in that: car (1) both sides are equipped with guide rail (2), be equipped with fixed pulley (8) on guide rail (2), both sides be equipped with spout (3) on guide rail (2), fixed pulley (8) below is equipped with movable block (6), movable block (6) sliding connection is in spout (3), car (1) upside box both sides are equipped with baffle (7), movable block (6) bulge is located baffle (7) below, guide rail (2) both sides all are equipped with two hank dish groups (4).

2. The elevator shaft bottom fall protection buffer of claim 1, wherein: car (1) below is equipped with backup pad (15), backup pad (15) cross arrangement is in car (1) lower surface, backup pad (15) below both sides are equipped with buffer board (16), be equipped with joint groove (17) on buffer board (16), fixedly connected with buffer beam (10) in the middle of buffer board (16) and backup pad (15), be equipped with spring (13) in the middle of buffer beam (10).

3. The elevator shaft bottom fall protection buffer of claim 1, wherein: be equipped with big capstan winch (19) and little capstan winch (18) on capstan winch group (4), big capstan winch (19) and little capstan winch (18) fixed connection, capstan winch group (4) below is equipped with supporting seat (5), the axle center of big capstan winch (19) and little capstan winch (18) is on same central line.

4. The elevator shaft bottom fall protection buffer of claim 1, wherein: be equipped with buffering rope (11) between big capstan winch (19) of car (1) both sides, be equipped with ball (12) on buffering rope (11), be equipped with on little capstan winch (18) and connect rope (9) through fixed pulley (8) and movable block (6) fixed connection, buffering rope (11) and connection rope (9) winding opposite direction.

5. The elevator shaft bottom fall protection buffer of claim 1, wherein: car (1) below is equipped with two cranks (14), crank (14) symmetry sets up, crank (14) below is crossing, and crossing articulated the connection of department, two fixedly connected with spring (13) between crank (14).