CN218507313U

CN218507313U - Box-type elevator safety tongs with buffering function

Info

Publication number: CN218507313U
Application number: CN202222706933.5U
Authority: CN
Inventors: 吴炜; 肖锐
Original assignee: Shenzhen Manlong Elevator Engineering Co ltd
Current assignee: Shenzhen Manlong Elevator Engineering Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-02-21
Anticipated expiration: 2032-10-13

Abstract

The utility model relates to a box elevator safety tongs technical field just discloses a from box elevator safety tongs of taking buffer function, including the mounting panel, the lower extreme fixed mounting of mounting panel has the connecting rod, the outside movable mounting of connecting rod has the pincers seat, the lower extreme fixed mounting of connecting rod has stopper one, the lower extreme fixed mounting of mounting panel has the one end of spring one, the inside movable mounting of pincers seat has the movable rod. This box elevator safety tongs from taking buffer function, pincers seat top is provided with the mounting panel, the mounting panel is fixed in the car outside, pincers seat has and is provided with spring one between the mounting panel, play the cushioning effect to the car, the damage that the passenger received in the car when reducing sudden braking, be provided with the connecting seat in the pincers seat, be provided with spring two and attenuator between connecting seat and the pincers seat, play buffering and absorbing effect to the connecting seat, the damage that the impact that produces caused the wedge block when effectively reducing the brake, a plurality of buffer structure cooperate and have improved the security of using.

Description

Box-type elevator safety tongs with buffering function

Technical Field

The utility model relates to a box elevator safety tongs technical field specifically is a box elevator safety tongs from taking buffer function.

Background

The safety gear of box elevator is a safety protection device of elevator, and the safety gear of elevator is a safety device which can make the elevator car be emergently stopped and clamped on the guide rail under the control of speed limiter when the speed of elevator exceeds the limit speed set by the speed limiter of elevator or the condition that the suspension rope is broken and loosened.

Most box elevator safety tongs single structure now, through the bolt fastening in elevator car's the outside between the pincers seat, during the use, inside voussoir is direct and the guide rail contact, does not possess buffer structure, and the voussoir is impaired easily, and the passenger is injured because of vibrations easily in the elevator, and the security is relatively poor.

The prior art scheme (the chinese utility model patent that the publication number is CN 216997177U) discloses a box elevator safety tongs from taking buffer function, through installation drive arrangement, interlock mechanism and fixed connection mechanism, make box elevator safety tongs buffering effect enough ideal, can not press from both sides the elevator guide rail suddenly tight, make the elevator produce the scram, make inside personnel of taking take place the damage, the advantage of the security performance of elevator has been improved, only possess single buffer structure in the contrast patent, buffering effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a from box elevator safety tongs of taking buffer function to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a from box elevator safety gear of taking buffer function, includes the mounting panel, the lower extreme fixed mounting of mounting panel has the connecting rod, the outside movable mounting of connecting rod has the pincers seat, the lower extreme fixed mounting of connecting rod has stopper one, the lower extreme fixed mounting of mounting panel has the one end of spring one, the inside movable mounting of pincers seat has the movable rod, the movable rod is close to the one end fixed mounting of pincers seat and has the connecting seat, the movable rod keeps away from the one end fixed mounting of pincers seat and has stopper two, the outside of movable rod is cup jointed and is installed spring two, the outside of connecting seat is rotated and is installed the one end of attenuator, the outside fixed mounting of connecting seat has the deflector, the inside movable mounting of deflector has the voussoir, the spout has been seted up in the outside of voussoir, the upper end fixed mounting of voussoir has the pull rod.

Preferably, four mounting holes are formed in the mounting plate, the four connecting rods are symmetrically arranged, the first limiting block is attached to the inner side of the clamp seat, the mounting plate is fixed to the outer side of the elevator car through bolts, the clamp seat moves up and down along the connecting rods, and the pair of clamp seats of the limiting block plays a limiting role.

Preferably, the other end of the first spring is fixedly mounted at the upper end of the caliper seat, the number of the first springs is two, and the pair of mounting plates of the first spring has a buffering effect.

Preferably, the movable rod symmetry is provided with six, the connecting seat symmetry is provided with two, stopper two is laminated with the outside of pincers seat, and the movable rod is along the both sides horizontal migration of pincers seat, and two pairs of movable rods of stopper play limiting displacement.

Preferably, the second spring corresponds to the movable rod one to one, one end of the second spring is attached to the inner side of the clamp seat, the other end of the second spring is attached to the connecting seat, and the two pairs of connecting seats of the second spring play a role in buffering.

Preferably, the two dampers are arranged on the outer side of the connecting seat respectively, the other ends of the dampers are rotatably connected to the inner side of the pliers seat, and when the connecting seat moves towards two sides, the dampers contract to play a role in damping the connecting seat.

Preferably, the guide plates are symmetrically arranged on the outer sides of the connecting seats, the guide plates are of L-shaped structures, the sliding grooves are attached to the guide plates, one ends, close to the wedge blocks, of the connecting seats are of inclined structures, and the wedge blocks slide along the inner portions of the guide plates through the sliding grooves.

Compared with the prior art, the beneficial effects of the utility model are that: this box elevator safety tongs from taking buffer function, pincers seat top is provided with the mounting panel, the mounting panel is fixed in the car outside, pincers seat has and is provided with spring one between the mounting panel, play the cushioning effect to the car, the damage that the passenger received in the car when reducing sudden braking, be provided with the connecting seat in the pincers seat, be provided with spring two and attenuator between connecting seat and the pincers seat, play buffering and absorbing effect to the connecting seat, the damage that the impact that produces caused the wedge block when effectively reducing the brake, a plurality of buffer structure cooperate the security that has improved the use.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the connecting seat of the present invention;

fig. 4 is a schematic diagram of the three-dimensional structure of the wedge block of the present invention.

Wherein: 1. mounting a plate; 2. a connecting rod; 3. a forceps holder; 4. a first limiting block; 5. a first spring; 6. a movable rod; 7. a connecting seat; 8. a second limiting block; 9. a second spring; 10. a damper; 11. a guide plate; 12. a wedge block; 13. a chute; 14. and lifting the pull rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-4, the present invention provides a technical solution: a box type elevator safety gear with a buffering function comprises a mounting plate 1, wherein a connecting rod 2 is fixedly mounted at the lower end of the mounting plate 1, a clamp seat 3 is movably mounted on the outer side of the connecting rod 2, a first limiting block 4 is fixedly mounted at the lower end of the connecting rod 2, four mounting holes are formed in the mounting plate 1, the connecting rod 2 is symmetrically provided with four limiting blocks 4, the first limiting blocks 4 are attached to the inner side of the clamp seat 3, one end of a first spring 5 is fixedly mounted at the lower end of the mounting plate 1, the other end of the first spring 5 is fixedly mounted at the upper end of the clamp seat 3, the first spring 5 is symmetrically provided with two springs, the mounting plate 1 is fixed on the outer side of an elevator car through bolts, the clamp seat 3 moves up and down along the connecting rod 2, the first limiting block 4 plays a limiting role in the clamp seat 3, and the first spring 5 plays a buffering role in the mounting plate 1;

a movable rod 6 is movably mounted inside the forceps base 3, a connecting base 7 is fixedly mounted at one end, close to the forceps base 3, of the movable rod 6, a second limiting block 8 is fixedly mounted at one end, far away from the forceps base 3, of the movable rod 6, six movable rods 6 are symmetrically arranged, two connecting bases 7 are symmetrically arranged, the second limiting blocks 8 are attached to the outer side of the forceps base 3, a second spring 9 is sleeved on the outer side of the movable rod 6, the second spring 9 corresponds to the movable rods 6 one by one, one end of the second spring 9 is attached to the inner side of the forceps base 3, the other end of the second spring 9 is attached to the connecting base 7, the movable rods 6 horizontally move along two sides of the forceps base 3, the second limiting blocks 8 limit the movable rods 6, and the second spring 9 buffers the connecting base 7;

the outside of connecting seat 7 rotates the one end of installing attenuator 10, attenuator 10 is provided with two respectively in the outside of connecting seat 7, the other end of attenuator 10 rotates the inboard of connecting at pincers seat 3, the outside fixed mounting of connecting seat 7 has deflector 11, the inside movable mounting of deflector 11 has voussoir 12, spout 13 has been seted up in the outside of voussoir 12, the upper end fixed mounting of voussoir 12 has lifting rod 14, deflector 11 is provided with two in the outside symmetry of connecting seat 7, deflector 11 is "L" type structure, spout 13 and the laminating of deflector 11, the one end that connecting seat 7 is close to voussoir 12 is the slope structure, when connecting seat 7 removes to both sides, attenuator 10 shrink, play the cushioning effect to connecting seat 7, voussoir 12 passes through spout 13 along 11 inside slideings of deflector.

The working principle is as follows: firstly, a mounting plate 1 is fixed on the outer side of an elevator car by using bolts, when the elevator speed exceeds the limit speed set by an elevator speed limiter, or a suspension rope is broken and loosened, a lifting rod 14 drives a wedge block 12 to move upwards, the wedge block 12 moves upwards quickly along a guide plate 11 through a sliding groove 13, in the moving process, the wedge block 12 is in contact with a guide rail of an elevator to brake the elevator car, the wedge block 12 drives a connecting seat 7 to move towards two sides, the connecting seat 7 moves at two sides of a caliper seat 3 through a movable rod 6, a spring II 9 has a buffering effect on the connecting seat 7, a damper 10 contracts to play a damping effect on the connecting seat 7 and reduce the damage of the wedge block 12 caused by impact, after braking, the elevator car continues to move downwards due to inertia, the mounting plate 1 moves downwards along two sides of the caliper seat 3 through a connecting rod 2, and the spring I5 has a buffering effect on the elevator car through the mounting plate 1, so that the damage of passengers in the elevator car is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. The utility model provides a from box elevator safety gear of taking buffer function, includes mounting panel (1), its characterized in that: the lower extreme fixed mounting of mounting panel (1) has connecting rod (2), the outside movable mounting of connecting rod (2) has pincers seat (3), the lower extreme fixed mounting of connecting rod (2) has stopper one (4), the lower extreme fixed mounting of mounting panel (1) has the one end of spring one (5), the inside movable mounting of pincers seat (3) has movable rod (6), the one end fixed mounting that movable rod (6) are close to pincers seat (3) has connecting seat (7), the one end fixed mounting that pincers seat (3) were kept away from in movable rod (6) has stopper two (8), the outside of movable rod (6) is cup jointed and is installed spring two (9), the outside of connecting seat (7) is rotated and is installed the one end of attenuator (10), the outside fixed mounting of connecting seat (7) has deflector (11), the inside movable mounting of deflector (11) has voussoir (12), spout (13) have been seted up in the outside of voussoir (12), the upper end fixed mounting of voussoir (12) has lifting rod (14).

2. The box type elevator safety gear with buffer function as claimed in claim 1, characterized in that: four mounting holes are formed in the mounting plate (1), four connecting rods (2) are symmetrically arranged, and a first limiting block (4) is attached to the inner side of the clamp base (3).

3. The safety tongs for the box type elevator with the buffer function as claimed in claim 1, wherein: the other end of the first spring (5) is fixedly arranged at the upper end of the forceps holder (3), and the two first springs (5) are symmetrically arranged.

4. The safety tongs for the box type elevator with the buffer function as claimed in claim 1, wherein: the movable rod (6) is symmetrically provided with six, the connecting seats (7) are symmetrically provided with two, and the two limiting blocks (8) are attached to the outer sides of the clamp seats (3).

5. The box type elevator safety gear with buffer function as claimed in claim 1, characterized in that: the spring II (9) corresponds to the movable rods (6) one by one, one end of the spring II (9) is attached to the inner side of the clamp seat (3), and the other end of the spring II (9) is attached to the connecting seat (7).

6. The safety tongs for the box type elevator with the buffer function as claimed in claim 1, wherein: the two dampers (10) are arranged on the outer side of the connecting seat (7) respectively, and the other ends of the dampers (10) are rotatably connected to the inner side of the pliers seats (3).

7. The box type elevator safety gear with buffer function as claimed in claim 1, characterized in that: the guide plates (11) are symmetrically arranged on the outer side of the connecting seat (7), the guide plates (11) are of L-shaped structures, the sliding grooves (13) are attached to the guide plates (11), and one end, close to the wedge block (12), of the connecting seat (7) is of an inclined structure.