CN214399452U

CN214399452U - Elevator car top stop device

Info

Publication number: CN214399452U
Application number: CN202120511694.0U
Authority: CN
Inventors: 周伟峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-10-15
Anticipated expiration: 2031-03-11

Abstract

The utility model discloses an elevator car top limiting device, which comprises a car, wherein the top of the car is provided with a top plate, and a baffle plate is arranged, when the car is in use and the car is in a top-rushing accident, at the moment, an upper plate is contacted with the top of a building, under the action of inertia force, the upper plate is extruded downwards, the spring between the upper plate and the top plate elastically contracts to offset part of impact force, in the downward movement process of the upper plate, a movable rod is under the action force of the downward extrusion to enable the lower end of the movable rod to move towards two sides, and guide rails on two sides move towards two sides of the car, so that baffles on two sides move towards two sides of an elevator shaft, after the baffles on two sides are contacted with walls on two sides, under the action force of the movable rod, the friction supporting force between the baffles and the walls is increased, and further the inertia force of the car which continuously rises is slowed down, can slow down its potential energy that dashes the top in the twinkling of an eye, ensured the inside personnel's of car safety.

Description

Elevator car top stop device

Technical Field

The utility model relates to an elevator car field especially relates to an elevator car top stop device.

Background

The car is a box-shaped space used by elevators to carry and transport people and materials. The car is generally composed of main components such as a car bottom, a car wall, a car roof, a car door and the like. Is a body part of an elevator for carrying passengers or cargo and other loads. The suspended ceiling is usually made of mirror surface stainless steel materials, the car bottom is made of PVC marble floor with the thickness of 2mm or marble parquet with the thickness of 20mm, the net height inside the car is not less than 2m, the net height of a user entering and exiting the entrance of the car normally is not less than 2m, the concave and convex parts of the car are protected by independent doors or not, the maximum effective area of the car is calculated, and any effective area of the entrance of the car is also calculated when the door is closed.

At some old districts, because the live time of elevator is longer, and use the norm, cause the elevator to break down, the accident that dashes the top appears, stop device through car top, prevent the great impact force of in-process production towards the top, reduce the damage that causes the personnel in the car, traditional car top stop device, set up damping spring through the top, cushion the car, when car impact force is stronger, lead to the spring to exceed its elasticity deformation volume, can't carry out abundant shock attenuation, and then can't carry out abundant spacing protection personnel's safety.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides an elevator car top stop device improves spacing effect.

In order to solve the technical problem, the utility model provides a following technical scheme: a top limiting device of an elevator car comprises the car body, wherein a top plate is arranged on the top of the car body, T-shaped grooves are longitudinally and symmetrically formed in the upper surface of the top plate, two T-shaped grooves are perpendicular to an inlet of the car body, four groove plates are arranged on the upper surface of the top plate and are all set in parallel with the T-shaped grooves, sliding grooves are longitudinally formed in the four groove plates, baffles are symmetrically arranged on two sides of the car body, T-shaped blocks are arranged on one sides, close to the T-shaped grooves, of the baffles and slide in a matched mode inside the T-shaped grooves, guide rails are arranged on one sides, close to the sliding grooves, of the baffles and slide in a matched mode with the sliding grooves, an upper plate is arranged right above the top plate, fixing lugs are arranged on four corners of the lower surface of the upper plate, movable rods are movably connected at the joints of the fixing lugs and the guide rails, and a trapezoidal structure with a narrow upper portion and a wide lower portion is formed between the upper plate and the movable rods, the lower surface of the upper plate is provided with a plurality of springs.

As a preferred technical scheme of the utility model, it is a plurality of spring align to grid is located the upper plate lower surface, and sets up more than four groups.

As a preferred technical scheme of the utility model, two the baffle is kept away from guide rail one side and is all provided with the rubber slab, and the rubber slab surface is provided with a plurality of archs.

As an optimized technical proposal of the utility model, a plurality of the springs are made of silicon-manganese spring steel.

As an optimized technical scheme of the utility model, four the inboard in two T type grooves is arranged in to the frid.

As an optimized technical scheme of the utility model, four T type piece is T type groove third length.

As an optimal technical scheme of the utility model, the upper plate is the carbon steel material of high strength, and the rubber pad has been laid to the upper surface.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. when the car is in use and the roof rushing accident occurs to the car, the upper plate is contacted with the top of the building, under the action of inertial force, the upper plate is pressed downwards and elastically contracted by the spring between the upper plate and the top plate to offset partial impact force, in the process that the upper plate moves downwards, the lower end of the movable rod moves towards the two sides under the action of downward extrusion force, and the guide rails on the two sides move towards the two sides of the lift car, the baffle plates on the two sides move towards the two sides of the elevator shaft, and when the baffle plates on the two sides are contacted with the walls on the two sides, the friction supporting force between the baffle plates and the walls is increased under the action force of the movable rods, and then slowed down the inertia force that the car lasts to rise, can slow down its potential energy that dashes the top in the twinkling of an eye, ensured the inside personnel's of car safety.

2. Through the rubber slab that sets up, through the rubber slab and the protruding frictional force that increases between both sides and the wall of baffle both sides, when baffle and wall contact, under the effect of potential energy, the rubber slab upwards slides with the wall laminating to produce certain wearing and tearing to the rubber slab and continue the distance of upwards sliding a segment, effectual protection wall prevents simultaneously to stop in the twinkling of an eye and causes the inside personnel of car to inadaptable.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

fig. 3 is a schematic view of the top plate structure of the present invention;

fig. 4 is a schematic view of a partial structure of the present invention.

Wherein: 1. a car; 2. a top plate; 3. a T-shaped groove; 4. a groove plate; 5. a chute; 6. a baffle plate; 7. a rubber plate; 8. a T-shaped block; 9. a guide rail; 10. an upper plate; 11. fixing the ear; 12. a movable rod; 13. a spring.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in figures 1-4, the utility model provides an elevator car top limiting device, which comprises a car 1, a top plate 2 is arranged on the top of the car 1, T-shaped grooves 3 are longitudinally and symmetrically arranged on the upper surface of the top plate 2, two T-shaped grooves 3 are vertical to the inlet of the car 1, four groove plates 4 are arranged on the upper surface of the top plate 2 and are all set in parallel with the T-shaped grooves 3, sliding grooves 5 are longitudinally arranged on the four groove plates 4, baffles 6 are symmetrically arranged on both sides of the car 1, T-shaped blocks 8 are arranged on the side of the baffle 6 close to the T-shaped grooves 3, the T-shaped blocks 8 are adapted to slide in the T-shaped grooves 3, guide rails 9 are arranged on the side of the baffle 6 close to the sliding grooves 5, the guide rails 9 are adapted to slide with the sliding grooves 5, an upper plate 10 is arranged right above the top plate 2, four corners of the lower surface of the upper plate 10 are provided with fixing lugs 11, and the joints of the fixing lugs 11 and the guide rails 9 are movably connected with movable rods 12, a ladder-shaped structure with a narrow top and a wide bottom is formed between the upper plate 10 and the movable rod 12, and a plurality of springs 13 are arranged on the lower surface of the upper plate 10.

When the car 1 is in use and the roof rushes, the upper plate 10 contacts with the top of the building, under the action of the inertia force, the upper plate 10 is pressed downwards and elastically contracted by the spring 13 between the upper plate 10 and the top plate 2 to offset part of the impact force, and at the same time, during the downward movement of the upper board 10, the movable rod 12 is pressed downward, so that the lower end of the movable rod 12 moves towards the two sides, and the guide rails 9 at the two sides move towards the two sides of the cage 1, then the baffle plates 6 on the two sides move towards the two sides of the elevator shaft, and when the baffle plates 6 on the two sides are contacted with the walls on the two sides, under the action of the movable rod 12, the friction supporting force between the baffle 6 and the wall is increased, and then slowed down the inertia force that car 1 lasted to rise, can slow down its potential energy that dashes the top in the twinkling of an eye, ensured the safety of the inside personnel of car 1.

In other embodiments, the springs 13 are uniformly arranged on the lower surface of the upper plate 10, and four or more groups are provided;

the springs 13 are uniformly arranged on the lower surface of the upper plate 10, so that the upper plate 10 keeps horizontal pressing action in the jacking process, the baffle plates 6 on two sides move towards two sides synchronously, the stability of the lift car 1 in the process of slowing down the lifting is kept, and meanwhile, the buffering effect is improved through the multiple groups of springs 13.

In other embodiments, the two baffle plates 6 are provided with rubber plates 7 on the sides far away from the guide rail 9, and the outer surfaces of the rubber plates 7 are provided with a plurality of bulges.

Through the rubber slab 7 and the protruding frictional force that increases between both sides and the wall of 6 both sides of baffle, when baffle 6 and wall contact, under the effect of potential energy, the laminating of rubber slab 7 and wall upwards slides to produce certain wearing and tearing to rubber slab 7 and continue the distance of upwards sliding a segment, effectual protection wall prevents simultaneously to stop in the twinkling of an eye and causes the inside personnel of car to inadaptable.

In other embodiments, the springs 13 are made of silicon-manganese spring steel, have high strength and strong elasticity, and are tried in a shock absorption environment with high strength.

In other embodiments, four slot plates 4 are arranged inside two T-shaped slots 3 to improve the stability of the baffle 6 when moving to both sides.

In other embodiments, the four T-shaped blocks 8 are one third of the length of the T-shaped groove 3, so that the stability of the baffle 6 during movement is improved, and the T-shaped blocks 8 are prevented from being separated from the inside of the T-shaped groove 3 during test.

In other embodiments, the upper plate 10 is made of high-strength carbon steel, and a rubber pad is laid on the upper surface of the upper plate, so that the huge noise generated during top flushing is reduced, the strength of the upper plate 10 is improved, and the upper end of the elevator shaft is prevented from being damaged by the rubber pad.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an elevator car top stop device, includes car (1), its characterized in that: the top of the lift car (1) is provided with a top plate (2), T-shaped grooves (3) are longitudinally symmetrically formed in the upper surface of the top plate (2), two T-shaped grooves (3) are perpendicular to the inlet of the lift car (1), the upper surface of the top plate (2) is provided with four groove plates (4), the T-shaped grooves (3) are parallelly set, four groove plates (4) are longitudinally provided with sliding grooves (5), baffle plates (6) are symmetrically arranged on two sides of the lift car (1), T-shaped blocks (8) are arranged on one sides, close to the T-shaped grooves (3), of the baffle plates (6), the T-shaped blocks (8) slide in the T-shaped grooves (3) in an adaptive mode, guide rails (9) are arranged on one sides, close to the sliding grooves (5), of the guide rails (9) slide in an adaptive mode with the sliding grooves (5), an upper plate (10) is arranged right above the top plate (2), and fixing lugs (11) are arranged on four lower surfaces of the upper plate (10), the equal swing joint in fixed ear (11) and guide rail (9) junction has movable rod (12), form a trapezium structure of going up narrow width down between upper plate (10), movable rod (12), upper plate (10) lower surface is provided with a plurality of springs (13).

2. An elevator car roof restraint as claimed in claim 1, wherein: the springs (13) are uniformly arranged on the lower surface of the upper plate (10) and are arranged in more than four groups.

3. An elevator car roof restraint as claimed in claim 1, wherein: two baffle (6) keep away from guide rail (9) one side and all are provided with rubber slab (7), and rubber slab (7) surface is provided with a plurality of archs.

4. An elevator car roof restraint as claimed in claim 1, wherein: and the springs (13) are made of silicon-manganese spring steel.

5. An elevator car roof restraint as claimed in claim 1, wherein: the four groove plates (4) are arranged on the inner sides of the two T-shaped grooves (3).

6. An elevator car roof restraint as claimed in claim 1, wherein: the four T-shaped blocks (8) are one third of the length of the T-shaped groove (3).

7. An elevator car roof restraint as claimed in claim 1, wherein: the upper plate (10) is made of high-strength carbon steel, and a rubber pad is laid on the upper surface of the upper plate.