CN212615387U

CN212615387U - Fixed screw air compressor with noise reduction function

Info

Publication number: CN212615387U
Application number: CN202020980981.1U
Authority: CN
Inventors: 叶志福; 陆书查; 陈传辉; 繆永明
Original assignee: Dream Shanghai Compressor Co ltd
Current assignee: Dream Shanghai Compressor Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-02-26
Anticipated expiration: 2030-06-02

Abstract

The utility model discloses a fixed screw compressor with function of making an uproar is fallen, including device casing and screw compressor body, the inside fixed mounting of device casing has the screw compressor body, and the bottom mounting of screw compressor body has the connecting plate, the inside of connecting plate is inserted and is equipped with the inserted bar, and the bottom of inserted bar articulates there is the connecting rod, the surface of connecting rod articulates there is the telescopic link, and the surface of telescopic link has cup jointed the second spring, the bottom of connecting rod articulates there is the connecting block, and the bottom mounting of connecting block has the base, one side that the connecting rod was kept away from to the base is fixed with first spring, the back of first spring is provided with the abatvoix, and the abatvoix fixes the surface at the base. The utility model discloses be provided with first sound cotton and the sound cotton is inhaled to the third, reduced the propagation distance of noise, guaranteed personnel's operational environment, use through the first spring of connecting plate cooperation, reduced the vibrations power that the device casing received, protected the environment.

Description

Fixed screw air compressor with noise reduction function

Technical Field

The utility model relates to a screw compressor machine technical field specifically is a fixed screw compressor machine with function of making an uproar falls.

Background

With the continuous development of the society, the screw air compressor adopts the pre-formed set to be configured with the screw air compressor, has the advantages of high efficiency, maintenance-free, high reliability and the like, and can generate a large amount of heat energy in the long-term continuous working process, so that the running efficiency of the air compressor under the high-temperature environment is reduced.

The existing screw air compressor is large in load during working, huge noise can be caused, huge noise pollution is generated to the environment, meanwhile, the screw air compressor can generate great vibration during operation, the vibration of the screw air compressor enables the device shell to generate vibration, so that the noise generated by the device shell is larger, and therefore the fixed screw air compressor with the noise reduction function is urgently needed to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed screw compressor machine of function of making an uproar has to solve the big and screw compressor machine vibrations noise generation problem of screw compressor machine noise of operation that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fixed screw air compressor with a noise reduction function comprises a device shell and a screw air compressor body, wherein the screw air compressor body is fixedly arranged inside the device shell, a connecting plate is fixed at the bottom end of the screw air compressor body, an inserting rod is inserted inside the connecting plate, the bottom end of the inserting rod is hinged with a connecting rod, a telescopic rod is hinged to the surface of the connecting rod, a second spring is sleeved on the surface of the telescopic rod, a connecting block is hinged to the bottom end of the connecting rod, a base is fixed at the bottom end of the connecting block, a first spring is fixed on one side, away from the connecting rod, of the base, a sound absorption plate is arranged on the back surface of the first spring and fixed on the surface of the base, first sound absorption cotton is fixed on the inner walls of two sides of the device shell, a first sealing plate is fixed on the inner side of the first sound absorption cotton, and a second sound absorption, and the second is inhaled the cotton one side that is close to the screw air compressor body of inhaling and is provided with the second closing plate, the second closing plate is fixed with the third and inhales the sound cotton one side that is close to the screw air compressor body, the connecting plate is kept away from one side bottom fixedly connected with air bag of connecting rod.

Preferably, the air bags are arranged in two groups, and the bottom ends of the air bags are fixed on the surface of the base.

Preferably, the first sound absorbing cotton and the third sound absorbing cotton have the same structure, and are symmetrically distributed on two sides of the second sound absorbing cotton.

Preferably, the first sealing plate and the second sealing plate have the same structure and size, and are symmetrically distributed on two sides of the second sound-absorbing cotton.

Preferably, the connecting plate is inserted into the inner side of the device shell, and the connecting plate and the device shell form a sliding connection.

Preferably, the inserted bar and the connecting rod are provided with two groups, and the inserted bar and the connecting plate form a sliding connection.

Compared with the prior art, the beneficial effects of the utility model are that: this fixed screw compressor with function of making an uproar is fallen is provided with first sound cotton and the third is inhaled the sound cotton, has reduced the propagation distance of noise, has guaranteed personnel's operational environment, uses through the first spring of connecting plate cooperation, has reduced the vibrations power that the device casing received, has protected the environment.

(1) The device is provided with first sound cotton and the sound cotton is inhaled to the third, and first sound cotton and the sound cotton can effectual noise reduction of inhaling of sound, forms the vacuum area between first closing plate and the second closing plate, has reduced the propagation distance of noise, can further noise reduction, and the noise that screw compressor body produced is effectively reduced, has guaranteed personnel's operational environment.

(2) The device uses through the first spring of lift cooperation of connecting plate, cushions the screw compressor machine body, and air bag and second spring further cushion the screw compressor machine body, have effectively reduced the vibrations power that produces when the screw compressor machine body moves to reduce the vibrations power that the device casing received, reduced the noise that the screw compressor machine body produced from on the other hand, protected the environment.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1 according to the present invention;

fig. 4 is a schematic top view of the device housing and the connecting plate structure of the present invention.

In the figure: 1. a device housing; 2. connecting blocks; 3. an air bladder; 4. a screw air compressor body; 5. a first sound absorbing cotton; 6. a first sealing plate; 7. the second sound-absorbing cotton; 8. a second sealing plate; 9. third sound-absorbing cotton; 10. a base; 11. a sound-absorbing panel; 12. a first spring; 13. a connecting plate; 14. inserting a rod; 15. a telescopic rod; 16. a connecting rod; 17. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 an embodiment:

the utility model provides a fixed screw compressor with function of making an uproar is fallen, including device casing 1 and screw compressor body 4, the inside fixed mounting of device casing 1 has screw compressor body 4, and the bottom mounting of screw compressor body 4 has connecting plate 13, connecting plate 13 is inserted and is established the inboard of device casing 1, sliding connection is constituteed with device casing 1 to connecting plate 13, connecting plate 13 can slide in the inboard of device casing 1, make things convenient for connecting plate 13 elevating position, it is equipped with inserted bar 14 to insert in connecting plate 13's inside, and inserted bar 14's bottom articulates there is connecting rod 16, inserted bar 14 and connecting rod 16 all are provided with two sets ofly, sliding connection is constituteed with connecting plate 13 to inserted bar 14, thereby inserted bar 14 carries out the shock attenuation to connecting plate 13 in the inside slip of.

The surface of the connecting rod 16 is hinged with a telescopic rod 15, the surface of the telescopic rod 15 is sleeved with a second spring 17, the bottom end of the connecting rod 16 is hinged with the connecting block 2, the bottom end of the connecting block 2 is fixed with a base 10, one side of the base 10 far away from the connecting rod 16 is fixed with a first spring 12, the back surface of the first spring 12 is provided with an acoustic board 11, the acoustic board 11 is fixed on the surface of the base 10, the inner walls of the two sides of the device shell 1 are fixed with first acoustic cotton 5, the inner side of the first acoustic cotton 5 is fixed with a first sealing plate 6, one side of the first sealing plate 6 far away from the device shell 1 is provided with a second acoustic cotton 7, one side of the second acoustic cotton 7 close to the screw air compressor body 4 is provided with a second sealing plate 8, the first sealing plate 6 and the second sealing plate 8 have the same structure and size, and the first sealing plate 6 and the, the first sealing plate 6 and the second sealing plate 8 are in a sealed state, and the transmission of noise is affected.

One side that second closing plate 8 is close to screw compressor body 4 is fixed with the third and inhales sound cotton 9, first sound cotton 5 and the third inhale the sound cotton 9 the structure the same, and first sound cotton 5 and the third inhale sound cotton 9 symmetric distribution and inhale the both sides of sound cotton 7 at the second, first sound cotton 5 and the third of inhaling inhale sound cotton 9 and can absorb the noise many times, make the noise reduced, connecting plate 13 keeps away from one side bottom fixedly connected with air bag 3 of connecting rod 16, air bag 3 is provided with two sets ofly, and the bottom mounting of air bag 3 is on the surface of base 10, air bag 3 further cushions and the shock attenuation connecting plate 13, the vibrations power that connecting plate 13 and screw compressor body 4 produced has been reduced.

The working principle is as follows: when the screw air compressor body 4 of the device normally operates, the screw air compressor body 4 generates vibration to drive the connecting plate 13 to vibrate, the connecting plate 13 can move up and down to enable the inserted rod 14 to slide in the connecting plate 13, when the inserted rod 14 moves, the moving position of the inserted rod 14 can be slowed down through the telescopic rod 15 and the second spring 17 to achieve the damping effect on the connecting plate 13, the connecting plate 13 is further damped through the first spring 12 and the air bag 3, noise generated by the operation vibration of the screw air compressor body 4 is absorbed through the two groups of sound-absorbing plates 11, the noise is difficult to spread out, the noise is absorbed again through the first sound-absorbing cotton 5 and the third sound-absorbing cotton 9, meanwhile, a vacuum structure is formed between the first sealing plate 6 and the second sealing plate 8, the spreading of the noise is further influenced, the noise is reduced through the second sound-absorbing cotton 7, and the noise generated by the final device is greatly reduced, the working environment is protected.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. The utility model provides a fixed screw air compressor with function of making an uproar is fallen, includes device casing (1) and screw air compressor body (4), its characterized in that: the device is characterized in that a screw air compressor body (4) is fixedly mounted inside a shell (1), a connecting plate (13) is fixed at the bottom end of the screw air compressor body (4), an inserting rod (14) is inserted inside the connecting plate (13), a connecting rod (16) is hinged to the bottom end of the inserting rod (14), a telescopic rod (15) is hinged to the surface of the connecting rod (16), a second spring (17) is sleeved on the surface of the telescopic rod (15), a connecting block (2) is hinged to the bottom end of the connecting rod (16), a base (10) is fixed at the bottom end of the connecting block (2), a first spring (12) is fixed on one side, away from the connecting rod (16), of the base (10), an acoustic board (11) is arranged on the back surface of the first spring (12), the acoustic board (11) is fixed on the surface of the base (10), first acoustic cotton (5) is fixed on the inner walls of two sides, and the inboard of the cotton (5) of just first sound absorption is fixed with first closing plate (6), one side that device casing (1) was kept away from in first closing plate (6) is provided with the second and inhales sound cotton (7), and the second inhales sound cotton (7) and is provided with second closing plate (8) near one side of screw compressor body (4), one side that second closing plate (8) are close to screw compressor body (4) is fixed with the third and inhales sound cotton (9), one side bottom fixedly connected with air bag (3) of connecting rod (16) are kept away from in connecting plate (13).

2. The stationary screw air compressor with noise reduction function according to claim 1, wherein: the air airbags (3) are provided with two groups, and the bottom ends of the air airbags (3) are fixed on the surface of the base (10).

3. The stationary screw air compressor with noise reduction function according to claim 1, wherein: the first sound-absorbing cotton (5) and the third sound-absorbing cotton (9) are identical in structure, and the first sound-absorbing cotton (5) and the third sound-absorbing cotton (9) are symmetrically distributed on two sides of the second sound-absorbing cotton (7).

4. The stationary screw air compressor with noise reduction function according to claim 1, wherein: the first sealing plate (6) and the second sealing plate (8) are identical in structure and size, and the first sealing plate (6) and the second sealing plate (8) are symmetrically distributed on two sides of the second sound absorption cotton (7).

5. The stationary screw air compressor with noise reduction function according to claim 1, wherein: the connecting plate (13) is inserted into the inner side of the device shell (1), and the connecting plate (13) and the device shell (1) form sliding connection.

6. The stationary screw air compressor with noise reduction function according to claim 1, wherein: the inserted bar (14) and the connecting rod (16) are both provided with two groups, and the inserted bar (14) and the connecting plate (13) form sliding connection.