CN210824983U

CN210824983U - Elevator energy consumption buffer that falls

Info

Publication number: CN210824983U
Application number: CN201920892934.9U
Authority: CN
Inventors: 张延年; 徐向新; 吴金国; 李强
Original assignee: Shenyang Jianzhu University
Current assignee: Shenyang Jianzhu University
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-06-23
Anticipated expiration: 2029-06-14

Abstract

The utility model relates to an elevator energy consumption buffer that falls belongs to elevator technical field. The device includes elevator bottom rubber, buffer board, high strength spring, buffer plate, the bottom of elevator is provided with elevator bottom rubber, high strength spring sets up in the bottom of elevartor shaft, is equipped with the buffer board on high strength spring's upper portion, be equipped with the buffer plate on the buffer board, the buffer plate is two semi-ellipse plate structure, produces deformation after the pressurized. The utility model discloses the component such as buffer board, high strength spring, buffer plate that sets up in the elevartor shaft, in the bottom of elevartor shaft, be provided with high strength spring, the buffer board is supported on upper portion, and the buffer board passes through connecting rod and buffer board slider and links to each other with the high strength spring of arranging in additional space, on the buffer plate, arranges the buffer plate that memory alloy made, around the elevartor shaft, has arranged friction rubber. The purpose of energy consumption and buffering when the elevator falls is achieved.

Description

Elevator energy consumption buffer that falls

Technical Field

The utility model belongs to the technical field of the elevator, especially, relate to an elevator energy consumption buffer that falls.

Background

An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. The working principle is as follows: the two ends of the traction rope are respectively connected with the lift car and the counterweight and wound on the traction sheave and the guide pulley, the traction motor drives the traction sheave to rotate after speed change through the speed reducer, and the lift car and the counterweight move up and down by virtue of traction force generated by friction between the traction rope and the traction sheave, so as to achieve the purpose of transportation.

In recent years, along with the continuous occurrence of elevator accidents, people pay more attention to safety protection devices of elevators.

Especially, high-rise elevator, when the car moves to higher floor, if the steel cable that pulls the car breaks, the protector that the car falls in-process is safety tongs generally, but the condition that has car guide rail fracture or safety tongs malfunctioning takes place, then the car will be with higher speed and fall to the pit always, even the pit is provided with the buffer and is as last safeguard measure, also can cause serious damage to personnel and article in the car, consequently need improve the protector that high-rise elevator takes place when falling.

When new elevator was produced, generally had more weak point, like brake performance, dynamic behavior etc. the test has certain danger in the experimental tower of elevator, consequently in the well of the experimental tower of elevator, generally need set up buffer that falls, avoids the elevator to fall the secondary injury that probably produces. At present, the buffering effect of falling buffering device of elevator experiment tower in the market is poor, can not guarantee people's safety, and buffer structure is single, can not adopt multiple mode to cushion the elevator that falls, consequently remains to study a multiple mode, buffering effectual elevator buffer that falls.

Disclosure of Invention

In order to solve the problem that exists, the utility model provides an elevator energy consumption buffer that falls, the utility model discloses the component such as buffer board, high strength spring, buffer plate that sets up in the elevartor shaft, in the bottom of elevartor shaft, be provided with high strength spring, the buffer board is supported on upper portion, and the buffer board passes through connecting rod and buffer board slider and links to each other with the high strength spring of arranging in additional space, on the buffer board, arranges the buffer plate that the memory alloy was made, around the elevartor shaft, has arranged rubber. The purpose of energy consumption and buffering when the elevator falls is achieved. The utility model adopts the technical scheme as follows:

the utility model provides an elevator energy consumption buffer that falls, the device includes elevator bottom rubber, buffer board, high strength spring, buffer plate, the bottom of elevator is provided with elevator bottom rubber, high strength spring sets up in the bottom of elevartor shaft, is equipped with the buffer board on high strength spring's upper portion, be equipped with the buffer plate on the buffer board, the buffer plate is two half elliptical plate structures, produces deformation after the pressurized.

Further, the elevator bottom rubber is in a semi-elliptical shape and is attached to the bottom of the elevator.

Furthermore, the main body of the buffer plate is a square steel plate, connecting rods are arranged on four sides of the main body respectively, a buffer plate sliding block is arranged on the outer side of each connecting rod, the width of each buffer plate sliding block is larger than that of each connecting rod, and buffer plate guide rails are arranged on the left side and the right side of the front face of the buffer plate.

Further, the buffer plate includes two elliptical plates, buffer plate connecting rod, buffer plate slider, two elliptical plates are the memory alloy that excels in, two elliptical plate both sides link to each other with the buffer plate connecting rod is articulated, and the buffer plate connecting rod links to each other with the buffer plate slider is articulated, in the buffer plate guide rail is arranged in to the buffer plate slider, and the two quantity, position, shape phase-match.

Furthermore, an additional space is formed in the lower end of the elevator shaft main body, a high-strength spring is arranged in the additional space, the upper end of the high-strength spring is connected with the upper end of the additional space, the lower end of the high-strength spring is connected with a buffer plate sliding block of a buffer plate, the shape and the position of the additional space are matched with a combination body formed by a connecting rod and the buffer plate sliding block, and the buffer plate sliding block is arranged in the additional space and can move up and down.

Furthermore, elevator rubber all around is equipped with around the elevator lower part, elevator rubber all around is the hemisphere, adheres to the lower part all around of elevator.

Furthermore, friction rubber is arranged on the periphery of the lower part of the elevator shaft.

Furthermore, the friction rubber and the thickness of the rubber around the elevator are in contact with each other, and then the friction rubber and the rubber can be just rubbed to consume energy.

The utility model has the advantages and the effect:

the utility model discloses have multiple power consumption component, can consume great elevator kinetic energy of falling, the required space of device is less, simple structure, and the security is higher, and economic effect is better, and is less to personnel's injury in the elevator.

Drawings

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

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

FIG. 3 is a schematic structural view of the buffer plate of the present invention;

FIG. 4 is a schematic structural view of the buffer sheet of the present invention;

fig. 5 is a schematic structural view of the side wall of the elevator shaft of the present invention;

fig. 6 is a schematic diagram of the relationship between the buffer board slider and the additional space according to the present invention.

In the figure: the elevator comprises an elevator 1, an elevator bottom rubber 2, an elevator periphery rubber 3, a buffer plate 4, a buffer plate guide rail 4-1, a connecting rod 4-2, a buffer plate sliding block 4-3, a high-strength spring 5, a buffer sheet 6, a double-half elliptic sheet 6-1, a buffer sheet connecting rod 6-2, a buffer sheet sliding block 6-3, an additional space 7, friction rubber 8 and an elevator shaft 9.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

As shown in fig. 2, the utility model discloses mainly constitute by elevator 1, buffer board 4, high strength spring 5, buffer plate 6, additional space 7, elevartor shaft 9.

As shown in fig. 2, the bottom of the elevator 1 is provided with elevator bottom rubber 2, the cross section of the elevator bottom rubber 2 is semi-elliptical and attached to the bottom of the elevator 1, the elevator periphery rubber 3 is hemispherical and attached to the lowest part of the periphery of the elevator 1, and 6-8 rubber strips are uniformly arranged on each edge.

As shown in fig. 1 to 2, a plurality of high-strength springs 5 are disposed at the lowermost portion of the elevator shaft 9, and a buffer plate 4 is supported at the upper portion of the high-strength springs 5.

As shown in fig. 3, the main body of the buffer plate 4 is a square steel plate, two connecting rods 4-2 are respectively and uniformly arranged on four sides, a buffer plate sliding block 4-3 is arranged on the outer side of each connecting rod 4-2, the width of the buffer plate sliding block 4-3 is larger than that of the connecting rod 4-2, four buffer plate guide rails 4-1 are respectively arranged on the left side and the right side of the front surface of the buffer plate 4, and buffer sheets 6 are arranged on the buffer plate 4.

As shown in fig. 4, the buffer sheet 6 is composed of a double-semielliptical sheet 6-1, a buffer sheet connecting rod 6-2 and a buffer sheet sliding block 6-3, the double-semielliptical sheet 6-1 is made of a high-strength memory alloy, the double-semielliptical sheet 6-1 is hinged to the buffer sheet connecting rod 6-2, the buffer sheet connecting rod 6-2 is hinged to the buffer sheet sliding block 6-3, the additional space 7 is a space which is formed in the concrete body on the basis of the main body of the elevator shaft 9 and is provided with a high-strength spring 5, the lower portion of the high-strength spring 5 is connected with the buffer sheet sliding block 4, the shape of the additional space 7 is the same as that of a combination body composed of the connecting rod 4-2 and the buffer sheet sliding block 4-3, and a gap is left after the buffer sheet sliding block 4-3 is placed in the additional space.

The energy consumption buffering mode of the device is as follows: when the elevator 1 falls due to mechanical failure, the elevator bottom rubber 2 is in contact with the buffer sheet 6, and the double-half elliptic sheet 6-1 moves to two sides through the buffer sheet sliding block 6-3 to deform and consume energy and buffer; the rubber 3 around the elevator is in contact friction with the friction rubber 8, so that energy consumption is buffered; the buffer plate 4 moves downwards and consumes energy and buffers through the high-strength spring 5 at the lower part; the buffer plate 4 drives the high-strength spring 5 in the additional space 7 to move downwards, so that energy consumption buffering is realized.

The thickness of the elevator bottom rubber 2 and the thickness of the elevator peripheral rubber 3 are preferably equal to the thickness of the elevator peripheral rubber, and the elevator bottom rubber and the elevator peripheral rubber can just rub and consume energy after contacting.

Example 1

The elevator falling energy dissipation buffering device comprises an elevator 1, elevator bottom rubber 2, elevator peripheral rubber 3, a buffer plate 4, a buffer plate guide rail 4-1, a connecting rod 4-2, a buffer plate sliding block 4-3, a high-strength spring 5, a buffer sheet 6, a double-half elliptic sheet 6-1, a buffer sheet connecting rod 6-2, a buffer sheet sliding block 6-3, an additional space 7, friction rubber 8 and an elevator shaft 9.

The bottom of elevator 1 is provided with elevator bottom rubber 2, and elevator bottom rubber 2 is half oval-shaped, pastes in elevator 1 bottom.

The elevator shaft is characterized in that a plurality of groups of high-strength springs 5 are arranged at the bottom of the elevator shaft 9, a buffer plate 4 is welded on the upper portions of the high-strength springs 5, the main body of the buffer plate 4 is a square steel plate, two connecting rods 4-2 are respectively formed on four sides, a buffer plate sliding block 4-3 is formed on the outer side of each connecting rod 4-2, the width of each buffer plate sliding block 4-3 is larger than that of each connecting rod 4-2, and four buffer plate guide rails 4-1 are formed on the left side and the right side of the front. The buffer board 4 is provided with a buffer sheet 6, the buffer sheet 6 comprises a bi-elliptic sheet 6-1, buffer sheet connecting rods 6-2 and buffer sheet sliding blocks 6-3, the bi-elliptic sheet 6-1 is a high-strength memory alloy, four buffer sheet connecting rods 6-2 are respectively arranged on two sides of the bi-elliptic sheet 6-1 and are hinged to the bi-elliptic sheet 6-1, the other ends of the buffer sheet connecting rods 6-2 are hinged to the buffer sheet sliding blocks 6-3, and the buffer sheet sliding blocks 6-3 are arranged in the buffer board guide rail 4-1 and are matched in quantity, position and shape.

An additional space 7 is formed on the basis of the lower end of the elevator shaft 9 main body, a high-strength spring 5 is arranged in the additional space, the upper end of the high-strength spring 5 is connected with the upper end of the additional space 7 in a welding mode, the lower end of the high-strength spring is connected with a buffer plate sliding block 4-3 of a buffer plate 4 in a welding mode, the shape and the position of the additional space 7 are matched with a combined body formed by a connecting rod 4-2 and the buffer plate sliding block 4-3, and the buffer plate sliding block 4-3 is arranged in.

7 elevator peripheral rubbers 3 are bonded on each side of the periphery of the lower portion of the elevator 1, and the elevator peripheral rubbers 3 are hemispheric.

And friction rubber 8 is adhered to the lower periphery of the elevator shaft 9. The thickness of the friction rubber 8 and the rubber 3 around the elevator is suitable for the friction energy consumption just after the friction rubber and the rubber are contacted.

When the elevator falls due to mechanical failure, the rubber at the bottom of the elevator is contacted with the buffer sheet, so that energy consumption and buffering are realized; the spherical rubber is contacted with the friction rubber, so that energy consumption is buffered; the buffer plate moves downwards and consumes energy and buffers through the high-strength spring at the lower part; the buffer board drives the downward motion of the high strength spring in the additional space, and the energy dissipation is buffered, the utility model discloses have multiple energy dissipation component, can consume great elevator kinetic energy of falling, the required space of device is less, and the security is higher, and economic benefits is better.

Claims

1. The utility model provides an elevator energy consumption buffer that falls which characterized in that: the device comprises elevator bottom rubber (2), a buffer plate (4), a high-strength spring (5) and a buffer sheet (6), the bottom of the elevator (1) is provided with elevator bottom rubber (2), the high-strength spring (5) is arranged at the bottom of the elevator shaft (9), a buffer plate (4) is arranged at the upper part of the high-strength spring (5), a buffer sheet (6) is arranged on the buffer plate (4), the buffer sheet (6) is of a double-semi-elliptical sheet structure and deforms after being pressed, the main body of the buffer plate (4) is a square steel plate, connecting rods (4-2) are arranged on four sides of the buffer plate respectively, a buffer plate sliding block (4-3) is arranged on the outer side of each connecting rod (4-2), the width of each buffer plate sliding block (4-3) is larger than that of each connecting rod (4-2), the left side and the right side of the front surface of the buffer plate (4) are provided with buffer plate guide rails (4-1).

2. The elevator falling energy-consumption buffering device according to claim 1, characterized in that: the elevator bottom rubber (2) is semi-elliptical and is attached to the bottom of the elevator (1).

3. The elevator falling energy-consumption buffering device according to claim 1, characterized in that: the buffer sheet (6) comprises a bi-elliptic sheet (6-1), buffer sheet connecting rods (6-2) and buffer sheet sliding blocks (6-3), the bi-elliptic sheet (6-1) is made of high-strength memory alloy, two sides of the bi-elliptic sheet (6-1) are hinged to the buffer sheet connecting rods (6-2), the buffer sheet connecting rods (6-2) are hinged to the buffer sheet sliding blocks (6-3), the buffer sheet sliding blocks (6-3) are arranged in the buffer plate guide rails (4-1), and the quantity, the position and the shape of the buffer sheet sliding blocks are matched.

4. The elevator falling energy-consumption buffering device according to claim 1, characterized in that: the elevator shaft is characterized in that an additional space (7) is formed in the lower end of the elevator shaft body (9), a high-strength spring (5) is arranged in the additional space, the upper end of the high-strength spring (5) is connected with the upper end of the additional space (7), the lower end of the high-strength spring is connected with a buffer plate sliding block (4-3) of a buffer plate (4), the shape and the position of the additional space (7) are matched with a combined body formed by a connecting rod (4-2) and the buffer plate sliding block (4-3), and the buffer plate sliding block (4-3) is arranged in the additional space (7).

5. The elevator falling energy-consumption buffering device according to claim 1, characterized in that: elevator rubber (3) all around are equipped with around elevator to elevator (1) lower part, elevator rubber (3) all around are the hemisphere, adhere to the lower part all around of elevator (1).

6. The elevator falling energy-consumption buffering device according to claim 1, characterized in that: friction rubber (8) is arranged on the periphery of the lower portion of the elevator shaft (9).

7. The elevator falling energy-consumption buffering device according to claim 6, characterized in that: the thickness of the friction rubber (8) and the thickness of the rubber (3) around the elevator are the same, and the friction rubber and the rubber can just rub and consume energy after contacting.