CN217761250U

CN217761250U - Vibration-damping and silencing exhaust coil pipe for refrigerator compressor

Info

Publication number: CN217761250U
Application number: CN202221603603.7U
Authority: CN
Inventors: 纪昌真; 纪昌栏; 纪昌楩
Original assignee: Huangshi Dongwei Refrigeration Technology Co ltd
Current assignee: Huangshi Dongwei Refrigeration Technology Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-11-08
Anticipated expiration: 2032-06-24

Abstract

The utility model discloses a damping amortization exhaust coil pipe for refrigerator compressor, including the intake pipe, intake pipe and muffler intercommunication, the blast pipe is installed on the muffler right side, the blast pipe is installed on damping frame surface, damping frame sliding connection has the slide bar, the inside at the mounting bracket is installed to the slide bar, the slide bar both ends are encircleed and are connected with the spring, the blast pipe is located between rack and the card frame, rack fixedly connected with damping frame, the inboard fixedly connected with support of card frame, support sliding connection has the cardboard, the cardboard buckle is connected with the blast pipe, the blast pipe internal surface coats and has anticorrosive coating an, anticorrosive coating a surface spraying has anticorrosive coating an. The silencer is matched with the assembly on the mounting rack for damping vibration and silencing, so that the noise generated during working can be reduced; the corrosion prevention capability of the whole exhaust pipe can be improved by matching the corrosion prevention layer a and the corrosion prevention layer b.

Description

Vibration-damping and silencing exhaust coil pipe for refrigerator compressor

Technical Field

The utility model relates to a damping amortization exhaust coil for refrigerator compressor specifically is a damping amortization exhaust coil for refrigerator compressor belongs to compressor technical field.

Background

The compressor is a driven fluid machine for raising low pressure gas into high pressure gas, and is the heart of refrigerating system of refrigerator. The motor is operated to drive the piston to compress the refrigerant gas, and the high-temperature and high-pressure refrigerant gas is discharged to the exhaust pipe to provide power for the refrigeration cycle.

The prior art compressor has the following disadvantages: 1. when a refrigerator compressor works, the exhaust pipe is easy to vibrate to generate noise when exhausting high-temperature and high-pressure air, and the noise is easy to generate when the air moves, so that the noise is larger when the refrigerator integrally works; 2. the existing exhaust pipe is weak in corrosion resistance, easy to corrode and damage inside after long-time use and short in service life, so that improvement is made to the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a vibration damping and silencing exhaust coil pipe for a refrigerator compressor, wherein a silencer and a component on a mounting rack are matched for vibration damping and silencing, so that the noise generated during the work can be reduced; the corrosion prevention capability of the whole exhaust pipe can be improved by matching the corrosion prevention layer a and the corrosion prevention layer b.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a damping amortization exhaust coil pipe for refrigerator compressor, including the intake pipe, intake pipe and muffler intercommunication, the blast pipe is installed on the muffler right side, the blast pipe is installed on damping frame surface, damping frame sliding connection has the slide bar, the inside at the mounting bracket is installed to the slide bar, the slide bar both ends are encircleed and are connected with the spring, the blast pipe is located between rack and the card frame, rack fixedly connected with damping frame, the inboard fixedly connected with support of card frame, support sliding connection has the cardboard, the cardboard buckle is connected with the blast pipe, the blast pipe internal surface coats and is scribbled anticorrosive coating an, anticorrosive coating an surface coating b.

Preferably, a filling layer is bonded on the inner surface of the silencer, and the filling layer is positioned on the outer side of the micro-perforated plate.

Preferably, the micro-perforated plate is fixedly connected inside a silencer, and the silencer is communicated with an exhaust pipe.

Preferably, the surfaces of the placing frame and the clamping frame are both bonded with vibration reduction pads, and the vibration reduction pads are positioned on the outer side of the exhaust pipe.

Preferably, the clamping frame is connected with the placing frame through screw threads, and a damping spring shock absorber is installed on the inner side of the clamping plate.

Preferably, the damping spring shock absorber is located inside the support, the spring is located between the mounting frame and the vibration damping frame, and damping blocks are bonded on the inner side of the mounting frame and the outer side of the vibration damping frame.

Preferably, the bottom end of the mounting frame is bonded with sponge rubber, and the damping frame is connected with the mounting frame in a sliding manner.

The beneficial effects of the utility model are that:

1. the silencer is matched with the assembly on the mounting rack for damping vibration and silencing, so that the noise generated during working can be reduced; the gas is lifted to high-pressure gas by the compressor and then is conveyed into the silencer through the air inlet pipe, the innermost side of the silencer is fixedly provided with the micro-perforated plate, the micro-perforated plate is perforated to increase the flow resistance of the structure and widen the effective frequency range of sound absorption, thereby consuming sound energy and playing the sound absorption effect, the micro-perforated plate and the inner surface of the silencer are bonded with the filling layer made of rock wool, the rock wool has a porous structure, the sound absorption and noise reduction effect is good, the sound wave can be absorbed, the high-pressure gas entering the exhaust pipe can be silenced, the silenced gas enters the exhaust pipe for continuous transportation, the exhaust pipe is of an S-shaped structure, the gas rapidly flows to drive the exhaust pipe to vibrate in the continuous transportation process, the exhaust pipe is fixed between the placing rack and the clamping rack, the placing rack and the inner surface of the clamping rack are bonded with the vibration reduction pad made of polyurethane, the vibration reduction pad has better elasticity, and can absorb partial vibration, the exhaust pipe is allowed to move up and down in the elastic range, the clamping frames on the outer sides of the exhaust pipe are fixed on the two sides of the support, the clamping plates in sliding connection on the two sides of the support abut against the surfaces of the adjacent bent exhaust pipes, the exhaust pipe pushes the vibration damping pad when moving downwards and drives the clamping plates to move downwards to compress the damping spring shock absorbers connected with the clamping plates, the damping spring shock absorbers are good in vibration damping effect, and have obvious effects on positive vibration isolation, impact vibration and solid sound transmission isolation, the exhaust pipe can vibrate up and down, meanwhile, the exhaust pipe vibrates to drive the mounting frame to vibrate left and right integrally, the vibration damping frame can slide left and right along the sliding rod, springs mounted at the two ends of the sliding rod are located between the mounting frame and the vibration damping frame, damping blocks bonded on the inner side of the mounting frame and the outer side of the vibration damping frame are fixed on the two sides of the springs, and have good damping effect, can play better damping effect with the spring cooperation, damping frame removes left and can compress the spring, the right effort of damping frame is given to the spring, can offset the power part of effect on damping frame, the accessible muffler carries out the amortization noise removal to the high-pressure gas that gets into in the blast pipe, and the mounting bracket bottom bonds and has sponge rubber, it has the shock attenuation of height, the sound insulation performance, can absorb the vibration and the sound wave of damping frame transmission after the installation, further strengthen damping sound absorption ability, thereby go up the subassembly cooperation through mounting bracket and damping frame about the blast pipe, thereby control the noise that produces when carrying out the damping and reducing the blast pipe vibration, thereby fall the whole noise of making an uproar.

2. The anticorrosion layer a and the anticorrosion layer b are matched, so that the integral anticorrosion capability of the exhaust pipe can be improved; the exhaust pipe is internally and sequentially coated with an anticorrosive coating b and an anticorrosive coating a from inside to outside, high-pressure gas is firstly contacted with the anticorrosive coating b with the inner side made of fluorocarbon paint during transportation in the exhaust pipe, the exhaust pipe has excellent chemical inertness, acid resistance, alkali, salt and other chemical substances and various chemical solvents, the anticorrosive coating is good in anticorrosive performance, and has better wear resistance and low possibility of abrasion, the anticorrosive coating a is made of nickel-chromium-aluminum-yttrium coating, nickel contained in the anticorrosive coating a has good mechanical strength and ductility, and is insoluble in water, so that the anticorrosive coating is strong in acid and alkali corrosion resistance, chromium has very high corrosion resistance, the integral anticorrosive capability of the inner surface of the exhaust pipe can be improved by matching with the anticorrosive coating b, and the service life of the exhaust pipe is prolonged.

Drawings

FIG. 1 is a schematic view of the overall half-section structure of the present invention;

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

fig. 3 is a schematic view of a partial sectional structure of a bottom view of the mounting bracket of the present invention;

fig. 4 is a sectional view of the exhaust pipe of the present invention.

In the figure: 1. an air inlet pipe; 2. a muffler; 3. a filling layer; 4. a microperforated panel; 5. an exhaust pipe; 6. a mounting frame; 7. a vibration damping frame; 8. clamping a plate; 9. a support; 10. a clamping frame; 11. a screw; 12. a damping spring damper; 13. placing a rack; 14. a vibration damping pad; 15. a slide bar; 16. A spring; 17. sponge rubber; 18. an anticorrosive layer a; 19. and (c) an anticorrosive layer b.

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.

Embodiment 1 referring to fig. 1-4, a vibration damping and noise reduction exhaust coil for a compressor of a refrigerator comprises an air inlet pipe 1, the air inlet pipe 1 is communicated with a muffler 2, high-pressure air compressed by the compressor enters the muffler 2 through the air inlet pipe 1, an exhaust pipe 5 is installed at the right side of the muffler 2 and is conveyed into the exhaust pipe 5 after being silenced by the muffler 2, the exhaust pipe 5 is installed on the surface of a vibration damping frame 7, part of the exhaust pipe 5 is fixed on the vibration damping frame 7 in an S shape, the vibration damping frame 7 is slidably connected with a slide bar 15, the vibration damping frame 7 can slide left and right along the slide bar 15, the slide bar 15 is installed inside a mounting frame 6, the mounting frame 6 can fix the position of the slide bar 15, two ends of the slide bar 15 are connected with springs 16 in a surrounding manner, the springs 16 are installed at two ends of the slide bar 15, the exhaust pipe 5 is located between the placing frame 13 and the clamping frame 10, the exhaust pipe 5 is clamped between the placing frame 13 and the clamping frame 10, a plurality of arc-shaped grooves are formed in the placing frame 13 and the clamping frame 10, the exhaust pipe 5 can be placed conveniently, the placing frame 13 is fixedly connected with the damping frame 7, the placing frame 13 is fixed on the damping frame 7, the clamping frame 10 is fixedly connected with the support 9 on the inner side, the clamping frame 10 is fixed on two sides of the support 9, the support 9 is connected with the clamping plate 8 in a sliding mode, the clamping plate 8 can slide inside and outside the support 9, the clamping plate 8 is connected with the exhaust pipe 5 in a buckling mode, the clamping plate 8 abuts against the surface of the adjacent exhaust pipe 5, the inner surface of the exhaust pipe 5 is coated with the anticorrosive coating a18, the anticorrosive coating b19 is sprayed on the surface of the anticorrosive coating a18, and the anticorrosive coating a18 and the anticorrosive coating b19 are matched to improve the overall anticorrosive capacity.

Particularly, 2 internal surface bonds of muffler has filling layer 3, and the material of filling layer 3 is the rock wool, has better sound absorbing capacity, filling layer 3 is located the outside of microperforated panel 4.

Specifically, the microperforated panel 4 is fixedly connected inside the muffler 2, the muffler 2 can fix the position of the microperforated panel 4, and the muffler 2 is communicated with the exhaust pipe 5.

Particularly, card frame 10 has rack 13 through screw 11 threaded connection, and card frame 10 fixes on the surface of rack 13 through a plurality of screws 11, can fix the position of blast pipe 5, damping spring shock absorber 12 is installed to 8 inboard of cardboard, and cardboard 8 moves in compresses damping spring shock absorber 12.

Particularly, damping spring shock absorber 12 is located the inside of support 9, and damping spring shock absorber 12 installs in support 9, spring 16 is located between mounting bracket 6 and the damping frame 7, the damping piece has all been bonded in the 6 inboard of mounting bracket and the damping frame 7 outside, and the damping piece that bonds is located the spring 16 both sides on mounting bracket 6 and the damping frame 7, and the spring 16 both ends are supported and are leaned on the damping piece, can play the damping effect, and damping frame 7 removes and compresses the spring 16 between mounting bracket 6 and damping frame 7.

Particularly, the bonding of mounting bracket 6 bottom has sponge rubber 17, and sponge rubber 17 has the sound-absorbing capacity of better damping, damping frame 7 sliding connection has mounting

bracket

6, and 6 surface slideings can be followed to damping frame 7.

Example 2: referring to fig. 1-3, the present embodiment is different from embodiment 1 in that: damping pad 14 has all been bonded on rack 13 and the card frame 10 surface, and rack 13 and the card frame 10 internal surface all bond the damping pad 14 that the material is polyurethane, and damping pad 14 has better elasticity, can make 5 micromotions of blast pipe, damping pad 14 is located the outside of blast pipe 5.

When the utility model is used, the gas is lifted into high-pressure gas by the compressor and then is conveyed into the silencer 2 through the air inlet pipe 1, the innermost side of the silencer 2 is fixed with the micro-perforated plate 4, the micro-perforated plate 4 is perforated to increase the flow resistance of the structure and widen the effective frequency range of sound absorption, thereby consuming sound energy and playing the sound absorption effect, the filling layer 3 made of rock wool is adhered on the inner surfaces of the micro-perforated plate 4 and the silencer 2, the rock wool has a porous structure and good sound absorption and noise reduction effects, the sound wave can be absorbed, the high-pressure gas entering the exhaust pipe 5 can be silenced, the gas after silencing enters the exhaust pipe 5 for continuous transportation, the exhaust pipe 5 is of an S-shaped structure, the gas flows fast in the continuous transportation process to drive the exhaust pipe 5 to vibrate, the exhaust pipe 5 is fixed between the placing frame 13 and the clamping frame 10, and the vibration damping pad 14 made of polyurethane is adhered on the inner surfaces of the placing frame 13 and the clamping frame 10, the damping pad 14 has good elasticity, can absorb partial vibration and simultaneously allows the exhaust pipe 5 to move up and down in an elastic range, the clamping frames 10 at the outer side of the exhaust pipe 5 are fixed at two sides of the support 9, the clamping plates 8 in sliding connection at two sides of the support 9 abut against the surface of the adjacent bent exhaust pipe 5, when the exhaust pipe 5 moves downwards, the damping pad 14 is extruded and simultaneously the clamping plates 8 are driven to move downwards to compress the damping spring dampers 12 connected with the clamping plates 8, the damping effect of the damping spring dampers 12 is good, the damping effect on positive vibration isolation, impact vibration and solid sound transmission is obvious, the damping effect on the up-and-down vibration of the exhaust pipe 5 can be realized, meanwhile, the exhaust pipe 5 vibrates to drive the mounting frame 6 to vibrate left and right, the damping frame 7 can slide left and right along the slide rod 15, and the springs 16 arranged at two ends of the slide rod 15 are positioned between the mounting frame 6 and the damping frame 7, the damping blocks bonded on the inner side of the mounting frame 6 and the outer side of the vibration damping frame 7 are fixed on two sides of the spring 16, the damping blocks have better damping effect and can be matched with the spring 16 to play a better vibration damping effect, the vibration damping frame 7 moves leftwards to compress the spring 16, the spring 16 provides a rightwards acting force for the vibration damping frame 7, the rightwards acting force can partially offset the force acting on the vibration damping frame 7, high-pressure gas entering the exhaust pipe 5 can be silenced and de-noised through the silencer 2, the sponge rubber 17 is bonded at the bottom end of the mounting frame 6, the sponge rubber has high vibration damping and sound insulation performance, vibration and sound waves transmitted by the vibration damping frame 7 can be absorbed after the mounting, the vibration damping and sound absorption capacity is further enhanced, the vibration damping and sound absorption capacity is reduced by the upper and lower vibration damping, left and right vibration damping of the exhaust pipe 5 through the matching of the mounting frame 6 and the upper components of the vibration damping frame 7, therefore, the whole noise is reduced, the inner part of the exhaust pipe 5 is sequentially coated with the anticorrosive layer b19 and the anticorrosive layer a18 from inside to outside, high-pressure gas is firstly contacted with the anticorrosive layer b19 with the inner side made of fluorocarbon paint during transportation in the exhaust pipe 5, the high-pressure gas has excellent chemical inertness, acid resistance, alkali, salt and other chemical substances and various chemical solvents, the high-pressure gas has good corrosion resistance, has better wear resistance and is not easy to wear, the anticorrosive layer a18 is made of a nickel-chromium-aluminum-yttrium coating, nickel contained in the anticorrosive layer a18 has good mechanical strength and ductility, is insoluble in water, has strong acid and alkali corrosion resistance, chromium has high corrosion resistance, and can be matched with the anticorrosive layer b19 to improve the integral corrosion resistance of the inner surface of the exhaust pipe 5, and the service life of the high-pressure gas is prolonged.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A damping and silencing exhaust coil for a refrigerator compressor comprises an air inlet pipe (1) and is characterized in that: intake pipe (1) and muffler (2) intercommunication, blast pipe (5) are installed on muffler (2) right side, install on damping frame (7) surface blast pipe (5), damping frame (7) sliding connection has slide bar (15), the inside at mounting bracket (6) is installed in slide bar (15), slide bar (15) both ends are encircleed and are connected with spring (16), blast pipe (5) are located between rack (13) and card frame (10), rack (13) fixedly connected with damping frame (7), inboard fixedly connected with support (9) of card frame (10), support (9) sliding connection has cardboard (8), cardboard (8) buckle is connected with blast pipe (5), blast pipe (5) internal surface is scribbled and is scribbled anticorrosive coating a (18), anticorrosive coating a (18) surface coating has anticorrosive coating b (19).

2. A vibration damping and muffling exhaust coil for a compressor of a refrigerator according to claim 1, wherein: and a filling layer (3) is bonded on the inner surface of the silencer (2), and the filling layer (3) is positioned on the outer side of the microperforated plate (4).

3. A vibration-damping and noise-reducing discharge coil for a compressor of a refrigerator according to claim 2, wherein: microperforated panel (4) fixed connection is in the inside of muffler (2), muffler (2) and blast pipe (5) intercommunication.

4. A vibration-damping and noise-reducing discharge coil for a compressor of a refrigerator according to claim 1, wherein: vibration damping pads (14) are bonded on the surfaces of the placing frame (13) and the clamping frame (10), and the vibration damping pads (14) are located on the outer side of the exhaust pipe (5).

5. A vibration-damping and noise-reducing discharge coil for a compressor of a refrigerator according to claim 1, wherein: the clamp frame (10) is connected with a placing frame (13) through a screw (11) in a threaded mode, and a damping spring shock absorber (12) is installed on the inner side of the clamp plate (8).

6. A vibration-damping and noise-reducing exhaust coil for a compressor of a refrigerator according to claim 5, wherein: damping spring shock absorber ware (12) are located the inside of support (9), spring (16) are located between mounting bracket (6) and damping frame (7), the damping piece has all been bonded in mounting bracket (6) inboard and damping frame (7) outside.

7. A vibration-damping and noise-reducing discharge coil for a compressor of a refrigerator according to claim 1, wherein: sponge rubber (17) are bonded at the bottom end of the mounting frame (6), and the damping frame (7) is connected with the mounting frame (6) in a sliding mode.