CN214944945U

CN214944945U - Scroll plate of compressor

Info

Publication number: CN214944945U
Application number: CN202023029345.XU
Authority: CN
Inventors: 刘冬文; 邹勇平
Original assignee: Wuxi Hengteli Metal Products Co ltd
Current assignee: Wuxi Hengteli Metal Products Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-11-30
Anticipated expiration: 2030-12-16

Abstract

The utility model relates to a scroll compressor technical field just discloses a scroll of compressor, which comprises a disc body, the inboard fixedly connected with static scroll of disk body, the inboard of disk body is provided with moves the scroll, it sets up with static scroll crisscross each other to move the scroll, space between static scroll and the static scroll forms the compression chamber, the exhaust hole has been seted up to the centre of disk body inboard, the exhaust hole is located static scroll and moves between the scroll, the inlet port has been seted up on the right side of disk body, the inboard fixed mounting of inlet port has the hush pipe, the right-hand member threaded connection of hush pipe has filter mechanism, the inboard top of hush pipe and the wavy baffle of bottom fixedly connected with evenly distributed, the inside fixedly connected with evenly distributed's of hush pipe amortive strip. The utility model discloses a, solved the vortex dish and breathed in and can produce the noise, and long-time noise of using has the trend of grow, influences the problem of the comfort level of using.

Description

Scroll plate of compressor

Technical Field

The utility model relates to a scroll compressor technical field specifically is a scroll plate of compressor.

Background

The scroll compressor is formed by mutually meshing an involute movable scroll and a static scroll, the movable scroll and the static scroll form a scroll closed cavity, in the working processes of air suction, compression and exhaust, the static scroll is fixed on a rack, the movable scroll is driven by an eccentric shaft to rotate around the center of a static disc in a small-amplitude plane, along with the relative motion between the movable scroll and the static scroll, refrigerant or gas is sucked into a peripheral air suction port of the static scroll due to pressure difference and rotates along with an eccentric shaft, and the gas is gradually compressed in a plurality of crescent compression cavities formed by meshing the movable scroll and the static scroll and then is continuously exhausted from an axial exhaust port at the center part of the static scroll to finish the compression.

Because the scroll disk is breathed in and can produce certain noise in the compressor working process, especially the compressor uses after the long time, the noise has the trend of grow, but the scroll disk of present compressor lacks relative silencing device at present, and the great comfort level that influences the use of noise, the scroll disk that provides a compressor for this solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a scroll plate of compressor has the noise of reducing breathing in, improves use comfort's advantage, has solved the scroll plate and has breathed in and can produce the noise, and long-time noise of using has the trend of grow, influences the problem of the comfort level of using.

For realize above-mentioned reduction noise of breathing in, improve use comfort's purpose, the utility model provides a following technical scheme:

a vortex plate of a compressor comprises a plate body, a static vortex plate is fixedly connected with the inner side of the plate body, the inner side of the plate body is provided with a movable vortex plate, the movable vortex plate and the fixed vortex plate are arranged in a staggered way, a compression cavity is formed in a gap between the fixed scroll and the fixed scroll, an exhaust hole is formed in the middle of the inner side of the plate body, the exhaust hole is positioned between the fixed scroll and the movable scroll, the right side of the plate body is provided with an air inlet hole, a silencing pipe is fixedly arranged on the inner side of the air inlet hole, the right end of the silencing pipe is in threaded connection with a filtering mechanism, the top and the bottom of the inner side of the silencing pipe are fixedly connected with silencing baffles which are uniformly distributed, the interior of the silencing pipe is fixedly connected with silencing corrugated strips which are uniformly distributed, the silencing wavy strips are positioned on the right side of the silencing baffle, and the inner wall of the silencing pipe is fixedly connected with silencing blocks which are uniformly distributed.

Preferably, the silencing baffles are fixed at the top and the bottom of the inner wall of the silencing pipe, the lengths of the silencing baffles are different, and the distances between two adjacent silencing baffles of the upper beam forest and the lower beam forest are different.

Preferably, the inside of the air inlet hole and the left end of the silencing pipe are both fixedly connected with mounting flanges, and the two mounting flanges are fixedly connected through bolts.

Preferably, the silencing baffle is internally provided with silencing holes which are arranged equidistantly, and the silencing holes are fixedly connected with silencing pads.

Preferably, the filtering mechanism comprises a mounting ring, an internal thread is arranged on the inner side of the mounting ring, the mounting ring is in threaded connection with the right end of the silencing pipe through the internal thread, and a filter screen is fixedly connected inside the mounting ring.

Preferably, the sound-deadening wavy strip, the sound-deadening block and the sound-deadening pad are made of sound-deadening materials, and the sound-deadening materials are sponges or foaming rubber.

Compared with the prior art, the utility model provides a scroll plate of compressor possesses following beneficial effect:

1. the scroll plate of the improved compressor, when breathing in, the air flow can enter the interior of the silencing pipe, impurity particles and the like are filtered by the filtering mechanism before entering, the abrasion of the static scroll plate and the movable scroll plate caused by entering the interior of the scroll plate is avoided, after the air flow enters the silencing pipe, a channel formed between a silencing wavy strip made of silencing material and a silencing block is used for eliminating most of middle and high frequency band noise, the air flow passes through the silencing baffle plate, the path and the flowing direction of the air flow passing through the silencing baffle plate are increased by the silencing baffle plate to eliminate low frequency band noise, the air flow after twice silencing enters the interior of the compression cavity after entering the interior of the scroll plate, the compression cavity is reduced to compress the air flow through the movement between the static scroll plate and the movable scroll plate, the air flow is discharged through the exhaust hole after compression, the noise of the scroll compressor is reduced through twice air intake silencing, the comfort level of a user is improved, and the problem that the noise can be generated when the scroll plate breathes in is solved, and the noise tends to be increased after long-time use, which affects the comfort of use.

2. This improved generation compressor's scroll plate, when breathing in, the air can make the route increase and the change of air current when the amortization baffle, and the air current can be eliminated the noise of low-frequency channel when passing through.

3. This improved generation compressor's vortex dish through mounting flange's setting, can make things convenient for the installation and the dismantlement of hush pipe, the maintenance and the change in the later stage of being convenient for.

4. This improved generation compressor's vortex dish can increase the resonance, the interference etc. of noise by the setting of bloop to the inside bloop of cooperation bloop makes noise cancelling efficiency higher.

5. This improved generation compressor's vortex dish can filter inspiratory air current by the filter screen, avoids impurity to get into and leads to quiet vortex dish and move easy wearing and tearing between the vortex dish, improves life, and the collar can make things convenient for the installation and the dismantlement between filter screen and the hush pipe, the clearance of the filter screen of being convenient for.

6. According to the scroll of the improved compressor, a part of noise can be better eliminated through the silencing wavy strip, the silencing block and the silencing pad which are made of silencing materials, and the noise elimination effect is further improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the muffler pipe of the present invention;

FIG. 3 is an enlarged schematic view of the present invention at A in FIG. 2;

fig. 4 is a schematic view of the filtering mechanism of the present invention.

In the figure: 1. a tray body; 2. a fixed scroll; 3. a movable scroll; 4. a compression chamber; 5. an exhaust hole; 6. an air inlet; 7. a sound-deadening tube; 8. a filtering mechanism; 81. a mounting ring; 82. filtering with a screen; 9. a silencing baffle; 10. a sound dampening wave bar; 11. a sound-deadening block; 12. installing a flange; 13. a silencing hole; 14. a sound-deadening pad.

Detailed Description

Referring to fig. 1-4, a scroll of a compressor includes a disc body 1, a fixed scroll 2 fixedly connected to an inner side of the disc body 1, a movable scroll 3 disposed at the inner side of the disc body 1, the movable scroll 3 and the fixed scroll 2 being staggered with each other, a compression chamber 4 formed by a gap between the fixed scroll 2 and the fixed scroll 2, an exhaust hole 5 formed in a middle of the inner side of the disc body 1, an air flow entering the disc body 1 and then entering an interior of the compression chamber 4, the compression chamber 4 being reduced to compress the air flow by a movement between the fixed scroll 2 and the movable scroll 3, the air flow being discharged from the exhaust hole 5 after being compressed, the exhaust hole 5 being located between the fixed scroll 2 and the movable scroll 3, an air inlet hole 6 formed in a right side of the disc body 1, a muffler pipe 7 fixedly installed at an inner side of the air inlet hole 6, a filter mechanism 8 threadedly connected to a right end of the muffler pipe 7, the air flow being filtered by the filter mechanism 8 before entering the muffler pipe 7, avoid getting into the disk body 1 in lead to the wearing and tearing of quiet vortex dish 2 and movable vortex dish 3, the inboard top of hush pipe 7 and bottom fixedly connected with evenly distributed's amortization baffle 9, the air current passes through hush baffle 9, increase route and the flow direction that the air current passes through by hush baffle 9, eliminate the noise of low-frequency channel, the inside fixedly connected with evenly distributed's of hush pipe 7 amortization wavy strip 10, amortization wavy strip 10 is located hush baffle 9's right side, the inner wall fixedly connected with evenly distributed's hush piece 11 of hush pipe 7, most well high-frequency channel noise is eliminated by the passageway that forms between amortization wavy strip 10 and hush piece 11.

Further, amortization baffle 9 is fixed at the top and the bottom of 7 inner walls of hush pipe, and the length of amortization baffle 9 is all inequality, and the distance between two adjacent amortization baffles 9 of upper and lower roof beam forest is all different, and when breathing in, the air can make the route of air current increase and change when passing through amortization baffle 9, can eliminate the noise of low-frequency channel when the air current passes through.

Further, the inside of inlet port 6 and the equal fixedly connected with mounting flange 12 in the left end of hush pipe 7, two mounting flanges 12 pass through bolt fixed connection, through mounting flange 12's setting, can make things convenient for hush pipe 7's installation and dismantlement, the maintenance and the change in the later stage of being convenient for.

Further, the silencing holes 13 are formed in the silencing baffle plate 9 at equal intervals, the silencing pads 14 are fixedly connected to the inner portions of the silencing holes 13, resonance, interference and the like of noise can be increased through the silencing holes 13, and the silencing pads 14 inside the silencing holes 13 are matched to enable silencing efficiency to be higher.

Further, filtering mechanism 8 is including collar 81, collar 81's inboard is provided with the internal thread, collar 81 and hush pipe 7's right-hand member realize threaded connection through the internal thread, collar 81's inside fixedly connected with filter screen 82, can filter the air current of inhaling by filter screen 82, avoid impurity entering to lead to easy wearing and tearing between quiet vortex dish 2 and the movable vortex dish 3, and service life is prolonged, and collar 81 can make things convenient for the installation and the dismantlement between filter screen 82 and the hush pipe 7, the clearance of filter screen 82 of being convenient for.

Furthermore, the sound-deadening wavy strip 10, the sound-deadening block 11 and the sound-deadening pad 14 are made of sound-deadening materials, the sound-deadening materials are made of sponge or foamed rubber, and a part of noise can be better eliminated through the sound-deadening wavy strip 10, the sound-deadening block 11 and the sound-deadening pad 14 made of the sound-deadening materials, so that the noise elimination effect is further improved.

When air suction is carried out, air flow can enter the interior of the silencing pipe 7, impurity particles and the like are filtered by the filtering mechanism 8 before entering, abrasion of the fixed scroll 2 and the movable scroll 3 caused by entering the disc body 1 is avoided, after the air flow enters the silencing pipe 7, a channel formed between a silencing wavy strip 10 made of silencing materials and a silencing block 11 eliminates most of high-frequency-band noise, the air flow passes through the silencing baffle 9, the path and the flow direction of the air flow are increased by the silencing baffle 9 to eliminate low-frequency-band noise, the air flow after twice silencing enters the disc body 1 and then enters the interior of the compression cavity 4, the compression cavity 4 is reduced to compress the air flow through movement between the fixed scroll 2 and the movable scroll 3, the air flow is discharged through the exhaust hole 5 after compression, the noise of the scroll compressor is reduced through twice air intake silencing, the comfort of a user is improved, and the problem that the noise is generated by air suction of the scroll is solved, and the noise tends to be increased after long-time use, which affects the comfort of use.

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 scroll of a compressor, comprising a disc body (1), characterized in that: the inner side of the disc body (1) is fixedly connected with a fixed scroll (2), the inner side of the disc body (1) is provided with a movable scroll (3), the movable scroll (3) and the fixed scroll (2) are arranged in a staggered manner, a compression cavity (4) is formed in a gap between the fixed scroll (2) and the fixed scroll (2), the middle of the inner side of the disc body (1) is provided with an exhaust hole (5), the exhaust hole (5) is positioned between the fixed scroll (2) and the movable scroll (3), the right side of the disc body (1) is provided with an air inlet hole (6), the inner side of the air inlet hole (6) is fixedly provided with a silencing pipe (7), the right end of the silencing pipe (7) is in threaded connection with a filtering mechanism (8), the top and the bottom of the inner side of the silencing pipe (7) are fixedly connected with silencing baffles (9) which are uniformly distributed, and the interior of the silencing pipe (7) is fixedly connected with corrugated strips (10) which are uniformly distributed, the silencing corrugated strip (10) is positioned on the right side of the silencing baffle (9), and the inner wall of the silencing pipe (7) is fixedly connected with silencing blocks (11) which are uniformly distributed.

2. A scroll of a compressor as set forth in claim 1, wherein: the silencing baffles (9) are fixed at the top and the bottom of the inner wall of the silencing pipe (7), the lengths of the silencing baffles (9) are different, and the distances between two adjacent silencing baffles (9) of the upper beam forest and the lower beam forest are different.

3. A scroll of a compressor as set forth in claim 1, wherein: the noise reduction device is characterized in that mounting flanges (12) are fixedly connected to the inner portion of the air inlet hole (6) and the left end of the noise reduction pipe (7), and the two mounting flanges (12) are fixedly connected through bolts.

4. A scroll of a compressor as set forth in claim 1, wherein: silencing holes (13) which are arranged equidistantly are formed in the silencing baffle (9), and silencing pads (14) are fixedly connected to the insides of the silencing holes (13).

5. A scroll of a compressor as set forth in claim 1, wherein: filtering mechanism (8) are including collar (81), the inboard of collar (81) is provided with the internal thread, threaded connection is realized through the internal thread to collar (81) and the right-hand member of hush pipe (7), the inside fixedly connected with filter screen (82) of collar (81).

6. The scroll of a compressor according to claim 4, wherein: the noise reduction wavy strip (10), the noise reduction block (11) and the noise reduction pad (14) are made of noise reduction materials, and the noise reduction materials are sponges or foaming rubber.