CN221027071U

CN221027071U - Elevator damping and noise reducing device

Info

Publication number: CN221027071U
Application number: CN202322806853.1U
Authority: CN
Inventors: 李沛
Original assignee: Shenyang Zhentai Machinery Manufacturing Co ltd
Current assignee: Shenyang Zhentai Machinery Manufacturing Co ltd
Priority date: 2023-10-19
Filing date: 2023-10-19
Publication date: 2024-05-28
Anticipated expiration: 2033-10-19

Abstract

The utility model relates to the technical field of elevator vibration/noise reduction, and discloses an elevator vibration/noise reduction device which comprises a noise reduction shell and rollers, wherein noise reduction components are arranged in the side wall of the noise reduction shell, sliding grooves are symmetrically arranged on the inner wall of the noise reduction shell, sliding plates are assembled between the sliding grooves in a sliding mode, auxiliary vibration reduction components are arranged between the sliding plates and the noise reduction shell, main vibration reduction components are arranged on the side wall of the sliding plates, the main vibration reduction components penetrate through the side wall of the noise reduction shell and are fixedly connected with shaft rods, and the rollers are in rotary connection with the shaft rods. According to the utility model, through the cooperation of the roller, the linear bearing, the optical axis, the push plate and the extension spring, when the roller is contacted with the well wall, the elasticity of the extension spring can play a role in counteracting and buffering the thrust force born by the roller, so that the vibration caused by the hard contact between the device and the well wall is avoided.

Description

Elevator damping and noise reducing device

Technical Field

The utility model relates to the technical field of elevator vibration and noise reduction, in particular to an elevator vibration and noise reduction device.

Background

An elevator is a permanent transport device serving a number of specific floors within a building, the car of which runs in at least two columns of rigid orbital motion perpendicular to the horizontal or inclined at an angle of less than 15 ° to the plumb line, which greatly promotes the development of real estate to the super high rise direction.

In the process that the elevator car moves up and down along the guide rail, a bump can be encountered, the elevator can collide with a well wall to generate vibration and noise, the comfort of passengers in the elevator car is greatly influenced, and in order to solve the problems, the elevator vibration and noise reduction device is provided.

Disclosure of utility model

The utility model aims to provide a vibration and noise reduction device for an elevator, which solves the problems that an elevator encounters a bump and can collide with a well wall to generate vibration and noise.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an elevator vibration/noise reduction device, includes the casing of making an uproar and gyro wheel of making an uproar, be equipped with the subassembly of making an uproar in the casing lateral wall of making an uproar, the inner wall symmetry of the casing of making an uproar is equipped with the spout, sliding fit has the sliding plate between the spout, the sliding plate with be equipped with vice damper between the casing of making an uproar, the lateral wall of sliding plate is equipped with main damper, main damper passes the lateral wall of the casing of making an uproar and fixedly connected with axostylus axostyle, the gyro wheel with the axostyle rotates to be connected.

According to the technical scheme, the noise reduction assembly comprises a vacuum layer and a sound insulation layer, and sound absorption cotton is filled in the sound insulation layer.

According to the technical scheme, the main damping component comprises linear bearings, an optical axis, a push plate and extension springs, wherein the linear bearings symmetrically penetrate through and are fixedly assembled on the side walls of the sliding plates, the optical axis is connected with the linear bearings in a sliding mode, the push plate is jointly fixed at one end, away from the idler wheels, of the optical axis, a plurality of extension springs are fixed between the push plate and the sliding plates, and the shaft rod is fixed with the optical axis.

According to the technical scheme, the auxiliary damping component comprises a sliding component, a spring sleeve and a compression spring, wherein the sliding component is arranged between the end part of the sliding plate and the inner wall of the sliding groove, the spring sleeve is fixedly assembled on the side wall of the sliding groove away from the roller, one end of the compression spring is fixed with the inner wall fixing part of the spring sleeve, and the other end of the compression spring is fixed with the sliding plate.

According to the technical scheme, the sliding assembly comprises a groove, semicircular sliding holes and balls, the groove is formed in the inner wall of the sliding groove, a plurality of semicircular holes are formed in the end portion of the sliding plate, and the balls are assembled between the groove and the semicircular sliding holes in a rolling mode.

According to the technical scheme, the outer wall of the roller is fixed with the buffer rubber sleeve.

According to the technical scheme, a side wall of the noise reduction shell, which is close to the roller, is provided with an avoidance groove, and the avoidance groove is matched with the roller.

According to the technical scheme, the noise reduction shell is far away from the inner wall of the roller and is fixedly provided with the first rubber block.

According to the technical scheme, the sliding groove is close to the side wall of the roller and is fixedly provided with the second rubber block.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, through the cooperation of the roller, the linear bearing, the optical axis, the push plate and the extension spring, when the roller is contacted with the well wall, the elasticity of the extension spring can play a role in counteracting and buffering the thrust force born by the roller, so that the vibration caused by the hard contact between the device and the well wall is avoided.

According to the utility model, through the cooperation of the sliding component, the spring sleeve and the compression spring, when the main damping component is insufficient to offset the thrust of the roller on the well wall, the extension spring can drive the sliding plate to continuously move in the direction away from the roller, the sliding plate compresses the compression spring, the compression spring can further offset the thrust of the roller on the well wall, hard contact between the device and the well wall is avoided, and one main damping component is supplemented.

According to the utility model, through the cooperation of the noise reduction shell, the vacuum layer and the sound absorption cotton, when the roller is in contact with the well wall, the noise generated by the device can be effectively controlled in the noise reduction shell, so that the comfort of passengers in the elevator car is improved

Drawings

FIG. 1 is a schematic top cross-sectional view of the present utility model;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1 in accordance with the present utility model;

In the figure: 1. a noise reduction housing; 2. a noise reduction assembly; 21. a vacuum layer; 22. sound absorbing cotton; 3. a chute; 4. a sliding plate; 5. a secondary shock absorbing assembly; 51. a sliding assembly; 511. a groove; 512. a semi-smooth hole; 513. a ball; 52. a spring sleeve; 53. a compression spring; 6. a main shock absorbing assembly; 61. a linear bearing; 62. an optical axis; 63. a push plate; 64. a tension spring; 7. a shaft lever; 8. a roller; 9. a buffer rubber sleeve; 10. an avoidance groove; 11. a first rubber block; 12. and a second rubber block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides an elevator vibration/noise reduction device, including making an uproar casing 1 and gyro wheel 8 fall, be equipped with the subassembly of making an uproar 2 in making an uproar 1 lateral wall falls, the inner wall symmetry of the casing of making an uproar 1 is equipped with spout 3, sliding fit is equipped with slide plate 4 between the spout 3, slide plate 4 can slide along spout 3, be equipped with vice damper 5 between slide plate 4 and the casing of making an uproar 1 falls, the lateral wall of slide plate 4 is equipped with main damper 6, main damper 6 passes the lateral wall of the casing of making an uproar 1 and fixedly connected with axostylus axostyle 7, gyro wheel 8 and axostylus axostyle 7 pass through the bearing and rotate and be connected, the elevator runs into when meeting and runs into and pauses, gyro wheel 8 can contact with the wall of a well, avoid car and wall of a well collision friction, through main damper 6 that sets up, avoid hard contact between device and the wall of a well to produce the vibration, play the effect of supplementary damping effect between the auxiliary damper 5 that plays, be to a supplementary damping effect to main damper 6, can further play the effect of buffering between device and the wall of a well wall, the effect of a simultaneously can effectually reduce the noise, the production of making an uproar, the casing 1 of making an uproar falls, the casing of making an uproar is approximately confined casing through the lateral wall of making an uproar 1 of making an uproar, the side of making an uproar, the elevator, can be effectively control the elevator, and the elevator is in the elevator and the inside of the elevator is provided with the device that the device is easy to have.

Specifically, the noise reduction assembly 2 includes a vacuum layer 21 and a sound insulation layer, and sound absorbing cotton 22 is filled in the sound insulation layer; the device can effectively control the noise generated by the device in the noise reduction shell 1 when the roller 8 is contacted with the well wall, so that the comfort of elevator passengers in the elevator car is improved.

Specifically, the main damping component 6 includes a linear bearing 61, an optical axis 62, a push plate 63 and an extension spring 64, the linear bearing 61 symmetrically penetrates and is fixedly assembled on the side wall of the sliding plate 4, the optical axis 62 is slidably connected with the linear bearing 61, the push plate 63 is commonly fixed at one end of the optical axis 62 far away from the roller 8, a plurality of extension springs 64 are fixed between the push plate 63 and the sliding plate 4, and the shaft lever 7 is fixed with the optical axis 62;

The linear bearing 61 that adopts can guarantee that the optical axis 62 steadily removes, and the production of noise abatement simultaneously, when gyro wheel 8 and wall of a well contact, gyro wheel 8 can drive optical axis 62 through axostylus axostyle 7 and remove in the casing 1 of making an uproar falls, and then drive push pedal 63 and remove, make push pedal 63 and sliding plate 4 separate each other, and the elasticity of the extension spring 64 that sets up can play the effect of offset buffering to the thrust that gyro wheel 8 received, avoids device and wall of a well between hard contact and produces the vibration.

Specifically, the auxiliary shock absorbing assembly 5 comprises a sliding assembly 51, a spring sleeve 52 and a compression spring 53, wherein the sliding assembly 51 is arranged between the end part of the sliding plate 4 and the inner wall of the sliding groove 3, the spring sleeve 52 is fixedly assembled on the side wall of the sliding groove 3 far away from the roller 8, one end of the compression spring 53 is fixed with the inner wall of the spring sleeve 52, and the other end of the compression spring 53 is fixed with the sliding plate 4;

The compression spring 53 that adopts locates in the spring sleeve 52, when main damper 6 is insufficient to offset the gyro wheel 8 receives the thrust of wall of a well, main damper 6 can drive the slide plate 4 and continue to remove to the direction of keeping away from gyro wheel 8, slide plate 4 moves along the inner wall of spout 3 through the slide assembly 51 that sets up, guarantee that slide plate 4 can smooth operation, noise that produces when can effectually reduce slide plate 4 and remove simultaneously, and when slide plate 4 removes to spring sleeve 52, the thrust of the wall of a well that gyro wheel 8 received can further be offset to the compression spring 53 that sets up, avoid the device to produce the vibration with the hard contact between the wall of a well, be a supplement to main damper 6, play the cushioning effect.

Specifically, the sliding component 51 includes a groove 511, a semi-circular hole 512 and balls 513, the groove 511 is disposed on the inner wall of the chute 3, the end of the sliding plate 4 is provided with a plurality of semi-circular holes 512, and the balls 513 are rolling assembled between the groove 511 and the semi-circular holes 512;

The adopted balls 513 are arranged between the semi-smooth holes 512 and the grooves 511, when the sliding plate 4 moves along the inner wall of the sliding groove 3, the balls 513 can roll in the semi-smooth holes 512 along the grooves 511, sliding friction is changed into rolling friction, friction force is reduced, efficiency is improved, the moving sensitivity of the sliding plate 4 is improved, the friction damage of parts caused by long-time use is avoided, and meanwhile vibration and noise are effectively reduced.

Specifically, a buffer rubber sleeve 9 is fixed on the outer wall of the roller 8; hard contact between the roller 8 and the well wall can be avoided, and vibration and noise are reduced.

Specifically, a side wall of the noise reduction shell 1, which is close to the roller 8, is provided with an avoidance groove 10, and the avoidance groove 10 is matched with the roller 8. Ensuring the normal operation of the device.

Specifically, the inner wall of the noise reduction housing 1 remote from the roller 8 is fixedly equipped with a first rubber block 11. Reducing the generation of vibration and noise.

Specifically, the chute 3 is fixedly equipped with a second rubber block 12 near the side wall of the roller 8. Further reducing the generation of vibrations and noise.

Working principle: when the elevator car runs into a bump along the guide rail in the process of moving up and down, the buffer rubber sleeve 9 arranged on the outer wall of the roller 8 is contacted with the shaft wall, so that the roller 8 drives the optical axis 62 to move towards the noise reduction shell 1 through the shaft rod 7, further drives the push plate 63 to move, the push plate 63 and the sliding plate 4 are separated from each other, the push plate 63 and the sliding plate 4 stretch the extension spring 64 to generate elasticity, the device starts the buffer function, when the main damping component 6 is insufficient to offset the thrust of the roller 8, the extension spring 64 drives the sliding plate 4 to move towards the direction far away from the roller 8, the sliding plate 4 compresses the compression spring 53, the compression spring 53 can further offset the thrust of the roller 8, the hard contact between the device and the shaft wall is avoided to generate vibration, the noise generated by the device is effectively controlled in the noise reduction shell 1, the vacuum layer 21 and the noise absorption shell 22 when the roller 8 is contacted with the shaft wall, and the comfort of passengers inside the elevator car is improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides an elevator vibration/noise reduction device, includes shell (1) and gyro wheel (8) of making an uproar falls, its characterized in that: be equipped with in the casing (1) lateral wall of making an uproar and fall subassembly (2) of making an uproar, the inner wall symmetry of the casing of making an uproar (1) of making an uproar is equipped with spout (3), sliding fit has sliding plate (4) between spout (3), sliding plate (4) with be equipped with vice damper (5) between the casing of making an uproar (1), the lateral wall of sliding plate (4) is equipped with main damper (6), main damper (6) pass the lateral wall of the casing of making an uproar (1) of making an uproar and fixedly connected with axostylus axostyle (7), gyro wheel (8) with axostyle (7) rotate and are connected.

2. The elevator vibration/noise reduction device according to claim 1, wherein: the noise reduction assembly (2) comprises a vacuum layer (21) and a sound insulation layer, and sound absorption cotton (22) is filled in the sound insulation layer.

3. The elevator vibration/noise reduction device according to claim 1, wherein: main damper (6) include linear bearing (61), optical axis (62), push pedal (63) and extension spring (64), linear bearing (61) symmetry run through and fixed assembly in the lateral wall of sliding plate (4), optical axis (62) with linear bearing (61) sliding connection, optical axis (62) keep away from one end of gyro wheel (8) is fixed with push pedal (63) jointly, push pedal (63) with be fixed with a plurality of extension spring (64) between sliding plate (4), axostylus axostyle (7) with optical axis (62) are fixed.

4. The elevator vibration/noise reduction device according to claim 1, wherein: the auxiliary damping component (5) comprises a sliding component (51), a spring sleeve (52) and a compression spring (53), wherein the sliding component (51) is arranged between the end part of the sliding plate (4) and the inner wall of the sliding groove (3), the spring sleeve (52) is fixedly assembled on the side wall of the sliding groove (3) away from the roller (8), one end of the compression spring (53) is fixed with the inner wall firmware of the spring sleeve (52), and the other end of the compression spring (53) is fixed with the sliding plate (4).

5. The elevator vibration/noise reduction apparatus according to claim 4, wherein: the sliding assembly (51) comprises a groove (511), a semicircular sliding hole (512) and balls (513), the groove (511) is formed in the inner wall of the sliding groove (3), a plurality of semicircular holes (512) are formed in the end portion of the sliding plate (4), and the balls (513) are assembled between the groove (511) and the semicircular sliding hole (512) in a rolling mode.

6. The elevator vibration/noise reduction device according to claim 1, wherein: the outer wall of the roller (8) is fixed with a buffer rubber sleeve (9).

7. The elevator vibration/noise reduction apparatus according to claim 6, wherein: an avoidance groove (10) is formed in a side wall, close to the roller (8), of the noise reduction shell (1), and the avoidance groove (10) is matched with the roller (8).

8. A vibration and noise reducing device for an elevator according to claim 3, characterized in that: the noise reduction shell (1) is fixedly provided with a first rubber block (11) far away from the inner wall of the roller (8).

9. The elevator vibration/noise reduction apparatus according to claim 4, wherein: the sliding groove (3) is fixedly provided with a second rubber block (12) close to the side wall of the roller (8).