CN214581929U

CN214581929U - Low-noise compressor for refrigerating unit

Info

Publication number: CN214581929U
Application number: CN202120713916.7U
Authority: CN
Inventors: 徐森飞; 范小华; 刘晓晨
Original assignee: Zhejiang Vocke Refrigeration Equipment Co ltd
Current assignee: Zhejiang Vocke Refrigeration Equipment Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-11-02
Anticipated expiration: 2031-04-08

Abstract

The utility model discloses a low noise compressor for refrigerating unit relates to compressor technical field, including first drive plate, the top fixedly connected with compressor of first drive plate, the top fixedly connected with blast pipe of compressor, the bottom fixedly connected with intake pipe of compressor, the outside of compressor is equipped with sound-proof housing mechanism, sound-proof housing mechanism includes first syllable-dividing panel, first syllable-dividing panel and first drive plate fixed connection. This low noise compressor for refrigerating unit, through first sound insulation panel, inhale the sound cotton, the cooperation setting between the second sound insulation panel, carry out the noise separation in compressor sound source department, can effectively reduce the noise of compressor to external transmission, it is better to make the syllable-dividing effect, through first driving plate, first rack, the gear, the second rack, first spring, the telescopic link, cooperation setting between the second spring, realize multistage shock attenuation, it is better to make the damping performance, can effectively reduce the compressor because of the noise that vibrations produced.

Description

Low-noise compressor for refrigerating unit

Technical Field

The utility model relates to a compressor technical field specifically is a low noise compressor for refrigerating unit.

Background

A compressor is a driven fluid machine that raises low-pressure gas into high-pressure gas, and is a heart of a refrigeration system. The refrigerating cycle is powered by sucking low-temperature and low-pressure refrigerant gas from the air suction pipe, driving the piston to compress the refrigerant gas through the operation of the motor, and discharging high-temperature and high-pressure refrigerant gas to the exhaust pipe. Thereby realizing the refrigeration cycle of compression, condensation, expansion and evaporation.

In chinese utility model patent application no: CN201721898741.1 discloses a low-noise compressor, which comprises an installation base, wherein a noise reduction casing is arranged at the upper end of the installation base, a motor control device is arranged on one side of the noise reduction casing through a screw, a lubricating oil cavity is arranged on the inner side of the noise reduction casing, a lubricating oil filter is arranged on one side of the lubricating oil cavity through a groove, an eccentric shaft is arranged at the upper end of the lubricating oil filter, and a bearing is arranged on one side of the eccentric shaft. This low noise type compressor, when using, it still has the damping performance not good, produces great noise, and the noise problem still can not be fine solution, and the effect that gives sound insulation simultaneously is relatively poor, can not effectively reduce the shortcoming that the separation noise propagated in sound source department.

Therefore, there is a need for a low noise compressor for a refrigeration unit to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a low noise compressor for refrigerating unit to solve the current low noise type compressor that proposes in the above-mentioned background art, it still has the damping performance not good, produces great noise, and the noise problem still can not be fine solution, and the effect that gives sound insulation is relatively poor, can not effectively reduce the problem that the separation noise propagated in sound source department.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a low-noise compressor for a refrigerating unit comprises a first transmission plate, wherein the top end of the first transmission plate is fixedly connected with a compressor, the top of the compressor is fixedly connected with an exhaust pipe, the bottom of the compressor is fixedly connected with an air inlet pipe, a sound-proof cover mechanism is arranged on the outer side of the compressor and comprises a first sound-proof panel, the first sound-proof panel is fixedly connected with the first transmission plate, a second sound-proof panel is arranged on the outer side of the first sound-proof panel and fixedly connected with the first transmission plate, sound-absorbing cotton is arranged in an interlayer of the first sound-proof panel and the second sound-proof panel, a transmission rod is fixedly connected with the bottom end of the first transmission plate, a second transmission plate is arranged below the first transmission plate and fixedly connected with the second transmission plate, and a shell is arranged below the first transmission plate, the bottom end of the shell is fixedly connected with a base, the top end of the shell is provided with a first through groove, the bottom end of the second transmission plate penetrates through the first through groove and is fixedly connected with a first rack, two sides of the first rack are respectively connected with a gear in a meshing manner, the axle center of the gear is fixedly connected with an axle rod, two ends of the axle rod are respectively movably connected with the shell, the outer side of the gear is connected with a second rack in a meshing manner, the outer side of the second rack is fixedly connected with a fixed plate, the inner part of the fixed plate is provided with a chute, the inner part of the chute is connected with a limiting rod in a sliding manner, two ends of the limiting rod are respectively fixedly connected with the shell and the base, the outer side of the limiting rod is sleeved with a first spring, the top end of the first spring is fixedly connected with the shell, the bottom end of the first spring is fixedly connected with the fixed plate, and the middle part of the top end of the base is provided with a first groove, the second groove is formed in each of two sides of the top end of the base, the second through grooves are formed in each of two sides of the top end of the shell, the bottom end of the first transmission plate is fixedly connected with a telescopic rod, the second spring is sleeved on the outer side of the telescopic rod, the top end of the second spring is fixedly connected with the first transmission plate, and the bottom end of the second spring is fixedly connected with the shell.

Preferably, the number of the transmission rods is four, and the four transmission rods are distributed in a rectangular shape.

Preferably, the second transmission plate is matched with the first through groove.

Preferably, the first groove is matched with the first rack.

Preferably, the second groove is matched with the second rack, and the second through groove is matched with the second rack.

Preferably, the number of the telescopic rods is four, and the four telescopic rods are distributed in a rectangular shape.

(III) advantageous effects

Compared with the prior art, the utility model provides a low noise compressor for refrigerating unit possesses following beneficial effect:

1. this low noise compressor for refrigerating unit through first sound insulation panel, inhale the cooperation setting between sound cotton, the second sound insulation panel, carries out the noise separation in compressor sound source department, can effectively reduce and the noise of separation compressor to external transmission, makes the syllable-dividing effect better.

2. This low noise compressor for refrigerating unit sets up through the cooperation between first driving plate, first rack, gear, second rack, first spring, telescopic link, the second spring, realizes multistage shock attenuation, makes the damping performance better, and the effect is more obvious, can effectively reduce the compressor because of the noise that vibrations produced.

Drawings

FIG. 1 is a three-dimensional schematic diagram of the structure of the present invention;

FIG. 2 is a schematic three-dimensional cross-sectional view of the structure of the present invention;

fig. 3 is a three-dimensional schematic view of a first rack and pinion arrangement of the present invention;

fig. 4 is a schematic sectional view of the soundproof cover mechanism of the present invention.

In the figure: 1. a first drive plate; 2. a compressor; 3. an air inlet pipe; 4. an exhaust pipe; 5. a sound-proof housing mechanism; 6. a first acoustical panel; 7. sound-absorbing cotton; 8. a second sound-insulating panel; 9. a transmission rod; 10. a second drive plate; 11. a housing; 12. a base; 13. a first through groove; 14. a first rack; 15. a gear; 16. a shaft lever; 17. a second rack; 18. a fixing plate; 19. a chute; 20. a limiting rod; 21. a first spring; 22. a first groove; 23. a second groove; 24. a second through groove; 25. a telescopic rod; 26. 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.

Referring to fig. 1-4, a low noise compressor for a refrigerating unit includes a first driving plate 1, a compressor 2 fixedly connected to a top end of the first driving plate 1, an exhaust pipe 4 fixedly connected to a top of the compressor 2, an intake pipe 3 fixedly connected to a bottom of the compressor 2, a soundproof cover mechanism 5 disposed outside the compressor 2, the soundproof cover mechanism 5 including a first soundproof panel 6, the first soundproof panel 6 fixedly connected to the first driving plate 1, a second soundproof panel 8 disposed outside the first soundproof panel 6, the second soundproof panel 8 fixedly connected to the first driving plate 1, sound-absorbing cotton 7 disposed in an interlayer between the first soundproof panel 6 and the second soundproof panel 8, noise blocking performed at a sound source of the compressor 2 by cooperation of the first soundproof panel 6, the sound-absorbing cotton 7, and the second soundproof panel 8, so as to effectively reduce and block noise transmitted from the compressor 2 to the outside, the sound insulation effect is better, the bottom end of the first transmission plate 1 is fixedly connected with the transmission rods 9, the number of the transmission rods 9 is four, the four transmission rods 9 are distributed in a rectangular shape, the second transmission plate 10 is arranged below the first transmission plate 1, the transmission rods 9 are fixedly connected with the second transmission plate 10, the lower portion of the first transmission plate 1 is provided with a shell 11, the bottom end of the shell 11 is fixedly connected with a base 12, the top end of the shell 11 is provided with a first through groove 13, the second transmission plate 10 is matched with the first through groove 13, the bottom end of the second transmission plate 10 penetrates through the first through groove 13 and is fixedly connected with a first rack 14, two sides of the first rack 14 are respectively engaged and connected with a gear 15, the axle center of the gear 15 is fixedly connected with a shaft lever 16, two ends of the shaft lever 16 are respectively movably connected with the shell 11, the outer side of the gear 15 is engaged and connected with a second rack 17, the outer side of the second rack 17 is fixedly connected with a fixing plate 18, a sliding groove 19 is arranged inside the fixing plate 18, a limiting rod 20 is connected inside the sliding groove 19 in a sliding manner, two ends of the limiting rod 20 are respectively fixedly connected with the shell 11 and the base 12, a first spring 21 is sleeved outside the limiting rod 20, the top end of the first spring 21 is fixedly connected with the shell 11, the bottom end of the first spring 21 is fixedly connected with the fixing plate 18, a first groove 22 is formed in the middle of the top end of the base 12, the first groove 22 is matched with the first rack 14, the first groove 22 is arranged to prevent the base 12 from obstructing the up-and-down movement of the first rack 14, second grooves 23 are formed in two sides of the top end of the base 12, second through grooves 24 are formed in two sides of the top end of the shell 11, the second through grooves 23 are matched with the second rack 17, the second through grooves 24 are matched with the second rack 17, the second grooves 23 and the second through grooves 24 are arranged to prevent the base 12 and the shell 11 from obstructing the up-and-down movement of the second rack 17, a telescopic rod 25 is fixedly connected to the bottom end of the first transmission plate 1, the telescopic link 25 has four, four telescopic links 25 are the rectangle and distribute, second spring 26 has been cup jointed in the outside of telescopic link 25, the top and the 1 fixed connection of first driving plate of second spring 26, the bottom and the 11 fixed connection of shell of second spring 26, through first driving plate 1, first rack 14, gear 15, second rack 17, first spring 21, telescopic link 25, cooperation setting between the second spring 26, realize multistage shock attenuation, it is better to make the damping performance, the effect is more obvious, can effectively reduce the noise that compressor 2 produced because of vibrations.

The working principle is as follows: when the compressor is used, the compressor 2 generates vibration during working, vibration force is transmitted to the transmission rod 9 through the first transmission plate 1 and is transmitted to the first rack 14 through the second transmission plate 10, the first rack 14 can move up and down due to vibration, the first rack 14 drives the second rack 17 to move through the gear 15, the second rack 17 moves on the limiting rod 20 through the sliding groove 19 on the fixing plate 18, the vibration force can be reduced through the elasticity of the first spring 21, the vibration force can be reduced through the elasticity of the second spring 26, the first groove 22 can prevent the base 12 from preventing the first rack 14 from moving up and down, the second groove 23 and the second through groove 24 can prevent the base 12 and the shell 11 from preventing the second rack 17 from moving up and down, the sound absorption cotton 7 is arranged in an interlayer of the first sound insulation panel 6 and the second sound insulation panel 8 and can directly block noise outside the compressor 2, the noise transmitted from the compressor 2 to the outside can be effectively reduced and blocked.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A low noise compressor for a refrigeration unit, comprising a first transmission plate (1), characterized in that: the top fixedly connected with compressor (2) of first drive plate (1), the top fixedly connected with blast pipe (4) of compressor (2), the bottom fixedly connected with intake pipe (3) of compressor (2), the outside of compressor (2) is equipped with sound-proof housing mechanism (5), sound-proof housing mechanism (5) includes first soundproof panel (6), first soundproof panel (6) and first drive plate (1) fixed connection, the outside of first soundproof panel (6) is equipped with second soundproof panel (8), second soundproof panel (8) and first drive plate (1) fixed connection, be equipped with in the intermediate layer of first soundproof panel (6) and second soundproof panel (8) and inhale sound cotton (7), the bottom fixedly connected with transfer line (9) of first drive plate (1), the below of first drive plate (1) is equipped with second drive plate (10), the transmission rod (9) is fixedly connected with a second transmission plate (10), a shell (11) is arranged below the first transmission plate (1), a base (12) is fixedly connected to the bottom end of the shell (11), a first through groove (13) is formed in the top end of the shell (11), the bottom end of the second transmission plate (10) penetrates through the first through groove (13) and is fixedly connected with a first rack (14), gears (15) are respectively meshed and connected to two sides of the first rack (14), a shaft lever (16) is fixedly connected to the axis of each gear (15), two ends of each shaft lever (16) are movably connected with the shell (11), a second rack (17) is meshed and connected to the outer side of each gear (15), a fixing plate (18) is fixedly connected to the outer side of each second rack (17), a sliding groove (19) is formed in the fixing plate (18), and a limiting rod (20) is slidably connected to the inner portion of each sliding groove (19), two ends of the limiting rod (20) are respectively fixedly connected with the shell (11) and the base (12), a first spring (21) is sleeved on the outer side of the limiting rod (20), the top end of the first spring (21) is fixedly connected with the shell (11), the bottom end of the first spring (21) is fixedly connected with the fixed plate (18), the middle part of the top end of the base (12) is provided with a first groove (22), two sides of the top end of the base (12) are both provided with second grooves (23), two sides of the top end of the shell (11) are both provided with second through grooves (24), the bottom end of the first transmission plate (1) is fixedly connected with a telescopic rod (25), the outer side of the telescopic rod (25) is sleeved with a second spring (26), the top end of the second spring (26) is fixedly connected with the first transmission plate (1), and the bottom end of the second spring (26) is fixedly connected with the shell (11).

2. A low noise compressor for a refrigerating unit as set forth in claim 1, wherein: the number of the transmission rods (9) is four, and the four transmission rods (9) are distributed in a rectangular shape.

3. A low noise compressor for a refrigerating unit as set forth in claim 1, wherein: the second transmission plate (10) is matched with the first through groove (13).

4. A low noise compressor for a refrigerating unit as set forth in claim 1, wherein: the first groove (22) is matched with the first rack (14).

5. A low noise compressor for a refrigerating unit as set forth in claim 1, wherein: the second groove (23) is matched with the second rack (17), and the second through groove (24) is matched with the second rack (17).

6. A low noise compressor for a refrigerating unit as set forth in claim 1, wherein: the number of the telescopic rods (25) is four, and the four telescopic rods (25) are distributed in a rectangular shape.