CN219341360U

CN219341360U - Elevator shock absorber support

Info

Publication number: CN219341360U
Application number: CN202320347335.5U
Authority: CN
Inventors: 褚恩波; 褚雪华
Original assignee: HANGZHOU AOFUDE ELECTROMECHANICAL TECHNOLOGY CO LTD
Current assignee: HANGZHOU AOFUDE ELECTROMECHANICAL TECHNOLOGY CO LTD
Priority date: 2023-03-01
Filing date: 2023-03-01
Publication date: 2023-07-14
Anticipated expiration: 2033-03-01

Abstract

The utility model discloses an elevator damping bracket, which comprises a lift car and a guide rail, and further comprises: the damping box is arranged at the bottom of the car, a connecting rod is arranged at the bottom of the damping box in a sliding mode, a telescopic rod is arranged at the bottom of the connecting rod in a sliding mode, a buffer plate is arranged between the two telescopic rods, a plurality of cushion blocks are arranged on the buffer plate, a buffer spring is sleeved outside the telescopic rod, and two ends of the buffer spring are respectively connected with the connecting rod and the telescopic rod; the friction wheel is arranged in the damping box, the two ends of the fixed rod are both provided with sliding blocks in a sliding manner, the side wall of each sliding block is provided with an installation rod, the friction wheel is arranged on each installation rod, and one end of each transmission rod is hinged with each sliding block; the buffer gear and the buffer spring counteract the external force received, when the external force received is larger, the friction wheel arranged on the side wall of the sliding block is contacted with the guide rail, and the elevator car is prevented from generating larger vibration when stopped.

Description

Elevator shock absorber support

Technical Field

The utility model relates to the field of elevator damping equipment, in particular to an elevator damping bracket.

Background

An elevator is a permanent transportation device serving a plurality of specific floors in a building, wherein a car runs on at least two rows of rigid rail motion vertical to a horizontal plane or inclined at an angle smaller than 15 DEG with a plumb line, the bottom of the elevator car collides with an elevator shaft when the elevator car runs to the bottom of the elevator shaft, although the elevator car is decelerated before the elevator car is in the elevator shaft, and the elevator car is damaged by severe shaking generated by collision, so that the structure of the elevator car is damaged, the service life of the elevator car is reduced, and a damping bracket is required to be installed.

The existing damping support is usually installed at the bottom of the car, the damping effect is poor, the buffer distance of the car cannot be reduced, the acceleration of the car during landing is large, and the normal use of the elevator is affected.

Disclosure of Invention

The utility model aims to provide an elevator damping bracket to solve the problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an elevator shock absorber support, includes car and guide rail, still includes:

the damping box is arranged at the bottom of the car, a connecting rod is arranged at the bottom of the damping box in a sliding mode, a telescopic rod is arranged at the bottom of the connecting rod in a sliding mode, a buffer plate is arranged between the two telescopic rods, a plurality of cushion blocks are arranged on the buffer plate, a buffer spring is sleeved outside the telescopic rod, and two ends of the buffer spring are respectively connected with the connecting rod and the telescopic rod;

the friction wheel is arranged in the shock absorption box, the two ends of the fixed rod are both provided with sliding blocks in a sliding manner, the side wall of each sliding block is provided with an installation rod, the installation rod is provided with the friction wheel, the fixed rod is provided with a fixed block, a spring is arranged between the fixed block and the sliding blocks, the spring is sleeved on the fixed rod, one end of each connecting rod penetrates into the shock absorption box and is rotatably provided with a transmission rod, and one end of each transmission rod is hinged with the corresponding sliding block;

the buffer mechanism is arranged between the buffer plate and the shock absorption box and can buffer and absorb shock to the shock absorption box.

Based on the technical scheme, the utility model also provides the following optional technical schemes:

in one alternative: the buffer gear includes gyro wheel, buffer block and coupling spring, the damper box bottom is provided with the carriage, it is provided with two symmetrical buffer blocks to slide on the carriage, the buffer board is provided with the gyro wheel near one side of carriage, the chute has been seted up on the buffer block, the gyro wheel contacts with the chute.

In one alternative: the car bottom is provided with a fixed slot, the inside fixed block that is provided with of fixed slot, be provided with a plurality of bolts on the fixed block, bolt one end penetrates inside the buffer tank and is provided with the nut.

In one alternative: the bottom of the car is provided with a locking bolt, and one end of the locking bolt penetrates into the fixing groove and is connected with the fixing block.

In one alternative: the fixed block is provided with a fixed bolt, the side wall of the damping box is provided with a square groove, and the friction wheel penetrates through the square groove and contacts with the guide rail.

Compared with the prior art, the utility model has the following beneficial effects:

the elevator shock-absorbing support comprises a shock-absorbing box and an internal buffer mechanism.

The elevator shock absorber support buffers and dampens the shock attenuation through buffer gear to the shock attenuation case, and the shock attenuation case is installed in the car below, and the installation is convenient with dismantlement, and follow-up change and maintenance of being convenient for offset the external force that receives when the elevator descends to the elevator shaft bottom, and when the external force that receives was great, the connecting rod drove the slider through the transfer line and removes, and the friction pulley that the slider lateral wall set up contacts with the guide rail, fixes the shock attenuation case, prevents that the elevator car from producing great vibrations when stopping.

Drawings

Fig. 1 is a schematic structural view of an elevator shock mount.

Fig. 2 is a cross-sectional view of an elevator shock mount.

Fig. 3 is a cross-sectional view of a damper box in an elevator damper bracket.

Reference numerals annotate: 1-car, 2-guide rail, 3-damper box, 301-square groove, 4-buffer plate, 5-cushion, 6-connecting rod, 7-telescopic link, 8-buffer spring, 9-carriage, 10-connecting spring, 11-buffer block, 111-chute, 12-roller, 13-dead lever, 14-dead block, 15-dead bolt, 16-slider, 17-transfer bar, 18-installation pole, 19-friction wheel, 20-dead block, 21-locking bolt, 22-dead slot, 23-spring, 24-nut.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings and examples; in the drawings or description, similar or identical parts are provided with the same reference numerals, and in practical applications, the shape, thickness or height of each part may be enlarged or reduced. The examples set forth herein are intended to be illustrative of the utility model and are not intended to limit the scope of the utility model. Any obvious modifications or alterations to the utility model, as would be apparent, are made without departing from the spirit and scope of the present utility model.

In one embodiment, as shown in fig. 1-3, an elevator shock mount, comprising a car 1 and a guide rail 2, further comprising:

the car 1 moves up and down along the sliding rail 2, the damping boxes 3 are arranged at the bottom of the car 1, connecting rods 6 are slidably arranged at the bottoms of the damping boxes 3, telescopic rods 7 are slidably arranged at the bottoms of the two connecting rods 6, a buffer plate 4 is horizontally arranged between the two telescopic rods 7, a plurality of cushion blocks 5 are arranged on the buffer plate 4, the cushion blocks 5 are rubber blocks, the car 1 can support the buffer plate 4 after reaching the bottom of a hoistway, buffer springs 8 are sleeved outside the telescopic rods 7, and two ends of each buffer spring 8 are respectively connected with the connecting rods 6 and the telescopic rods 7;

the friction wheel 19 is horizontally arranged in the shock absorption box 3, the two ends of the fixed rod 13 are both provided with sliding blocks 16 in a sliding manner, the side wall of each sliding block 16 is provided with a mounting rod 18, the friction wheel 19 is fixedly arranged on each mounting rod 18, the fixed rod 13 is provided with a fixed block 14, the fixed block 14 is positioned between the two sliding blocks 16, a spring 23 is arranged between the fixed block 14 and the sliding blocks 16, the spring 23 is sleeved on the fixed rod 13, one end of each connecting rod 6 penetrates into the shock absorption box 3 and is rotatably provided with a transmission rod 17, and one end of each transmission rod 17 is hinged with each sliding block 16;

the buffer mechanism is arranged between the buffer plate 4 and the shock absorption box 3, and can buffer and absorb shock to the shock absorption box 3.

The elevator shock absorber support buffers and dampens shock attenuation 3 through buffer gear, shock attenuation 3 installs in car 1 below, the installation is convenient with the dismantlement, be convenient for follow-up change and maintenance, when the elevator descends to the elevator shaft bottom, buffer board 4 and cushion 5 contact with ground at first, buffer board 4 upwards extrudees telescopic link 7 and buffer gear, buffer gear and buffer spring 8 are compressed and produce elasticity, offset the external force that receives, when the external force that receives is great, telescopic link 7 upwards drives connecting rod 6 and rises, connecting rod 6 drives slider 16 through transfer line 17 and removes, the friction pulley 19 that slider 16 lateral wall set up contacts with guide rail 2, fix shock attenuation 3, prevent that the elevator car from producing great vibrations when stopping, as an embodiment, the upper and lower position is only one arrangement about each part that gives in the figure, specific position is set according to specific needs.

In one embodiment, as shown in fig. 2, the buffer mechanism comprises rollers 12, buffer blocks 11 and connecting springs 10, a sliding frame 9 with a U-shaped structure is arranged at the bottom of the shock absorption box 3, two symmetrical buffer blocks 11 are slidably arranged on the sliding frame 9, rollers 12 are arranged on one side, close to the sliding frame 9, of the buffer plate 4, inclined grooves 111 are formed in one side, far away from the buffer blocks 11, of the buffer plate 4, the rollers 12 are in contact with the inclined grooves 11, when the buffer plate 4 is impacted and vibrates up and down, the buffer plate 4 presses the buffer blocks 11 through the rollers 12, the two buffer blocks 11 are mutually close to each other and press the connecting springs 10, and the buffer blocks 11 and the buffer plate 4 are buffered through the connecting springs 10.

In one embodiment, as shown in fig. 2, a fixing groove 22 is formed in the bottom of the car 1, the fixing groove 22 is a step groove, a fixing block 22 is arranged in the fixing groove 22, a plurality of bolts 23 are arranged on the fixing block 20, one end of each bolt 23 penetrates into the buffer tank 3 and is provided with a nut 24, and the buffer tank 3 can be detached by loosening the nut 24.

In one embodiment, as shown in fig. 2, a locking bolt 21 is disposed at the bottom of the car 1, one end of the locking bolt 21 penetrates into the fixing groove 22 and is connected with the fixing block 20, and the fixing block 20 slides into the fixing groove 22 and is fixed by the locking bolt 21, so that the subsequent disassembly and assembly are convenient.

In one embodiment, as shown in fig. 2, the fixing block 14 is provided with a fixing bolt 15, the side wall of the damper box 3 is provided with a square groove 301, the friction wheel 19 passes through the square groove 301 and contacts with the guide rail 2, the two sliding blocks 16 are far away from each other, and the friction wheel 19 arranged on the side wall of the sliding block 16 contacts with the guide rail 2, so that the up-and-down vibration of the damper box 3 can be stopped.

In the above embodiment of the utility model, the elevator damping bracket is provided, the damping box 3 is connected with the car 1 through the bolt 23 and the nut 24, when the elevator descends to the bottom of the elevator shaft, the buffer plate 4 and the cushion block 5 are firstly contacted with the ground, the buffer plate 4 upwards presses the telescopic rod 7 and the buffer block 11, the buffer block 11 is mutually close to and presses the connecting spring 10, the connecting spring 10 and the buffer spring 8 are compressed and generate elastic force, the external force is counteracted, when the external force is applied, the telescopic rod 7 upwards drives the connecting rod 6 to ascend, the connecting rod 6 drives the sliding blocks 16 to move through the transmission rod 17, the two sliding blocks 16 are mutually separated, the friction wheels 19 arranged on the side walls of the sliding blocks 16 are contacted with the guide rails 2, and the friction force between the two sliding blocks and the guide rails 2 are used for fixing the damping box 3, so that the elevator car is prevented from generating larger vibration when stopping.

The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an elevator shock absorber support, includes car and guide rail, its characterized in that still includes:

2. The elevator shock absorber support according to claim 1, wherein the buffer mechanism comprises rollers, buffer blocks and connecting springs, a sliding frame is arranged at the bottom of the shock absorber box, two symmetrical buffer blocks are arranged on the sliding frame in a sliding mode, rollers are arranged on one side, close to the sliding frame, of the buffer plate, inclined grooves are formed in the buffer blocks, and the rollers are in contact with the inclined grooves.

3. The elevator shock mount according to claim 1, wherein a fixing groove is provided in the bottom of the car, a fixing block is provided in the fixing groove, a plurality of bolts are provided on the fixing block, and one end of each bolt penetrates into the buffer tank and is provided with a nut.

4. The elevator shock mount according to claim 3, wherein the bottom of the car is provided with a locking bolt having one end penetrating into the fixing groove and connected to the fixing block.

5. The elevator shock mount according to claim 1, wherein the fixing block is provided with a fixing bolt, the side wall of the shock-absorbing box is provided with a square groove, and the friction wheel passes through the square groove and contacts with the guide rail.