CN218062594U - Exhaust filter for compressor - Google Patents

Abstract

The utility model belongs to the technical field of the compressor filter, a exhaust filter for compressor is disclosed, including shell, inner shell and two pipes, be provided with damper between shell and the inner shell, the one end of pipe runs through the inside of shell and inner shell and fixed connection to inner shell in proper order, the inside fixedly connected with of inner shell inhales the sound frame, inhale the inside fixedly connected with locking cap of sound frame, the internal diameter of locking cap is the same with the internal diameter of pipe, the locking cap is in the right side of left side pipe, left side a set of bloop has been seted up to the inside of pipe, a set of bloop groove has been seted up to the inside of locking cap, the inside of inner shell is provided with the subassembly of making an uproar. The utility model discloses a, be convenient for possess good amortization noise reduction effect, reducible vibrations phenomenon because of gas, sound wave influence emergence simultaneously guarantees the installation effect and the life of filter.

Description

Exhaust filter for compressor

Technical Field

The utility model relates to a compressor filter technical field, more specifically say, relate to an exhaust filter for compressor.

Background

Hermetic refrigeration compressors are an important component of refrigeration systems, such as refrigerators, freezers, etc., for drawing and compressing a refrigerant fluid to produce a high-pressure flow of such fluid, and during operation of the compressor, acoustic waves are often generated in the fluid which pass through the suction and discharge lines of the refrigeration system connected to the compressor, whereby these acoustic waves (also known as "pulsations") create noise problems, and thus the compressor is also the primary source of noise in these refrigeration systems.

The existing exhaust filter for the compressor has common silencing and noise reducing effects, and also has the effect of influencing the installation effect and the service life due to vibration caused by gas and sound wave transmission in the use process, so that the exhaust filter for the compressor is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims at providing an exhaust filter for compressor.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

The utility model provides an exhaust filter for compressor, includes shell, inner shell and two pipes, be provided with damper between shell and the inner shell, the one end of pipe runs through the inside of shell and inner shell and fixed connection to inner shell in proper order, the sound frame is inhaled to the inside fixedly connected with of inner shell, inhale the inside fixedly connected with locking cap of sound frame, the internal diameter of locking cap is the same with the internal diameter of pipe, the locking cap is in the right side of left side pipe, the left side a set of bloop has been seted up to the inside of pipe, a set of bloop groove has been seted up to the inside of locking cap, the inside of inner shell is provided with the subassembly of making an uproar of falling.

As a further description of the above technical solution:

the shock-absorbing assembly comprises a set of telescopic rod and a set of spring, one end of the telescopic rod is hinged to the inside of the outer shell, the other end of the telescopic rod is hinged to the inside of the inner shell, and two ends of the spring are fixedly connected to the outer shell and the inner shell respectively.

As a further description of the above technical solution:

the noise reduction assembly comprises three fixing rings, three groups of sound guide holes and two groups of folded plates, the outer sides of the fixing rings are fixedly connected to the inside of the inner shell, the sound guide holes are formed in the fixing rings, the folded plates are fixedly connected to the inside of the inner shell, the folded plates are located between the three fixing rings, and the folded plates are arranged in a staggered mode.

As a further description of the above technical solution:

the inside fixedly connected with two sets of amortization fiber strips of inner shell, two sets of amortization fiber strip is crisscross to be woven each other.

As a further description of the above technical solution:

the inside fixedly connected with of shell is a set of soundproof cotton, one side fixed connection of soundproof cotton is to the outside of inner shell.

As a further description of the above technical solution:

the middle part of the guide pipe is made of corrugated pipes.

Compared with the prior art, the utility model has the advantages of:

(1) This scheme utilization amortization inslot wall extension sound wave propagation distance, the sound wave after the reflection will follow the locking cap and move to left side guide pipe to can carry out the offset with the interior exhaust sound wave of left side guide pipe, reach noise reduction effect.

(2) This scheme utilization telescopic link limits the range of motion of inner shell, reduces its phenomenon that takes place the large amplitude movement and takes place, and the elastic potential energy of collocation spring can provide thrust, pulling force to the inner shell in the motion process, makes it reduce motion range, guarantees steady state, guarantees the life of whole device simultaneously.

(3) This scheme sound wave is at the motion in-process of moving right, will be propagated by the leading sound hole in the fixed ring, shunts the sound wave and weakens, and the setting of collocation folded plate prolongs the propagation distance of sound wave afterwards, increases noise reduction effect, because two sets of amortization fiber strips are crisscross to be woven each other, can adsorb the processing to the sound wave of propagation in-process, promotes the absorption scope, guarantees noise reduction effect.

Drawings

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

FIG. 2 is a schematic front sectional view of the structure of the present invention;

fig. 3 is a schematic side perspective view of the silencing fiber strip structure of the present invention.

The numbering in the figures illustrates:

1. a housing; 2. an inner shell; 3. a conduit; 4. a shock absorbing assembly; 41. a telescopic rod; 42. a spring; 5. a sound absorbing frame; 6. a fixed cap; 7. a silencing hole; 8. a silencing groove; 9. a noise reduction assembly; 91. a fixing ring; 92. a sound guide hole; 93. folding a plate; 10. a sound-deadening fiber strip; 11. and (7) soundproof cotton.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention;

please refer to fig. 1-3, the utility model discloses in, an exhaust filter for compressor, which comprises an outer shell 1, inner shell 2 and two pipes 3, be provided with damper 4 between shell 1 and the inner shell 2, the one end of pipe 3 runs through shell 1 and inner shell 2 and fixed connection to the inside of inner shell 2 in proper order, the inside fixedly connected with of inner shell 2 inhales sound frame 5, inhale the inside fixedly connected with locking cap 6 of sound frame 5, the internal diameter of locking cap 6 is the same with the internal diameter of pipe 3, locking cap 6 is located the right side of left side pipe 3, a set of bloop 7 has been seted up to the inside of left side pipe 3, a set of bloop groove 8 has been seted up to the inside of locking cap 6, the inside of inner shell 2 is provided with the subassembly 9 of making an uproar that falls.

The utility model discloses in, it is leading-in with gas to adopt left side pipe 3, in exhaust process, the inside of leading-in inner shell 2 of sound wave of production, part sound wave is discharged by bloop 7 on the left side pipe 3 afterwards, reach reposition of redundant personnel weakening effect, surplus sound wave will follow left side pipe 3 and continue to move right, until moving to the locking cap 6 inside, adopt bloop 8 to weaken the inside sound wave of locking cap 6, utilize bloop 8 inner wall extension sound wave propagation distance, sound wave after the reflection will follow locking cap 6 and move to left side pipe 3 afterwards, thereby can carry out the offset with the interior discharged sound wave of left side pipe 3, reach noise reduction, after that between the sound wave is derived by right side pipe 3, adopt noise reduction assembly 9 to carry out retreatment to the sound wave, increase noise reduction, in the sound wave treatment process, adopt vibration reduction assembly 4 in the shell 1 to offset the weakening of the vibrations that inner shell 2 produced, guarantee the installation stability of shell 1, guarantee the life of whole device simultaneously.

Please refer to fig. 1-2, wherein: the shock absorbing assembly 4 comprises a set of telescopic rod 41 and a set of spring 42, one end of the telescopic rod 41 is hinged to the inside of the outer shell 1, the other end of the telescopic rod 41 is hinged to the inside of the inner shell 2, and two ends of the spring 42 are respectively and fixedly connected to the outer shell 1 and the inner shell 2.

The utility model discloses in, utilize telescopic link 41 to restrict the motion range of inner shell 2, reduce its phenomenon that takes place the large amplitude movement and take place, collocation spring 42's elastic potential energy can provide thrust, pulling force to inner shell 2 in the motion process, makes it reduce the motion range, guarantees steady state.

Please refer to fig. 1-2, wherein: noise reduction unit 9 includes three fixed ring 91, three group lead sound hole 92 and two sets of folded plate 93, and fixed ring 91's the outside fixed connection to the inside of inner shell 2 leads sound hole 92 to offer to fixed ring 91's inside, and folded plate 93 fixed connection to the inside of inner shell 2, two sets of folded plate 93 are in between three fixed ring 91, folded plate 93 staggered arrangement.

The utility model discloses in, the sound wave will be propagated by the leading sound hole 92 in the solid fixed ring 91 in the motion process right, shunts the sound wave and weakens, and the folded plate 93's of arranging afterwards sets up, prolongs the propagation distance of sound wave, reaches the noise reduction effect.

Please refer to fig. 1 to 3, wherein: two groups of silencing fiber strips 10 are fixedly connected to the inner part of the inner shell 2, and the two groups of silencing fiber strips 10 are woven in a staggered mode.

The utility model discloses in, because two sets of amortization fiber strip 10 crisscross weaves each other, can adsorb the processing to the sound wave of transmission in-process, promote the absorption scope, guarantee to fall the noise cancelling effect of making an uproar.

Please refer to fig. 1-2, wherein: the inside fixedly connected with a set of soundproof cotton 11 of shell 1, one side fixedly connected to the outside of inner shell 2 of soundproof cotton 11.

The utility model discloses in, utilize soundproof cotton 11's setting, can arrange spring 42 and promote the shock attenuation effect when possessing the effect of inhaling sound and making an uproar.

Please refer to fig. 1-2, wherein: the middle part of the conduit 3 is made of corrugated pipe.

The utility model discloses in, be the bellows according to the material at 3 middle parts of pipe to in 2 motion processes of inner shell, be difficult for influencing 3 normal use of pipe.

It should be noted that each device in the present application is a common device in the market, and can be selected according to the requirement when in specific use, and the circuit connection relationship of each device all belongs to a simple series and parallel connection circuit, and there is no innovation point in the circuit connection, and those skilled in the art can easily implement the circuit connection, and belong to the prior art, and are not described again.

The working principle is as follows: the left side duct 3 is adopted to guide gas in, the generated sound waves are guided into the inner shell 2 in the exhaust process, then part of the sound waves are discharged from the silencing hole 7 on the left side duct 3 to achieve the shunting and weakening effect, the rest sound waves continuously move rightwards along the left side duct 3 until moving to the inside of the fixed cap 6, the silencing groove 8 is adopted to weaken the sound waves in the fixed cap 6, the sound wave propagation distance is prolonged by utilizing the inner wall of the silencing groove 8, then the reflected sound waves move towards the left side duct 3 along the fixed cap 6, so as to be in direct impact with the sound wave discharged from the left side conduit 3 to achieve the noise reduction effect, then the noise reduction assembly 9 is adopted to process the sound wave again between the sound wave led out from the right side conduit 3, the sound wave is transmitted by the sound guide hole 92 in the fixing ring 91 in the process of moving to the right, the sound waves are divided and weakened, then the folded plate 93 is arranged, the propagation distance of the sound waves is prolonged, the noise reduction effect is increased, because the two groups of silencing fiber strips 10 are interlaced and woven, the sound wave in the transmission process can be absorbed, the absorption range is improved, the noise reduction and silencing effect is ensured, in the process of sound wave treatment, the shock absorption component 4 in the outer shell 1 is adopted to resist and weaken the shock generated by the inner shell 2, the telescopic rod 41 is utilized to limit the movement range of the inner shell 2, the phenomenon of large-amplitude movement is reduced, and the elastic potential energy of the spring 42 is matched, can provide pushing force and pulling force for the inner shell 2 in the moving process, reduce the moving amplitude, ensure the stable state, guarantee the life of whole device simultaneously, be convenient for possess good amortization noise reduction effect, reducible vibrations phenomenon because of gas, sound wave influence emergence simultaneously guarantees the installation effect and the life of filter.

The foregoing is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (6)

1. An exhaust gas filter for a compressor, comprising an outer shell (1), an inner shell (2) and two ducts (3), characterized in that: be provided with damper (4) between shell (1) and inner shell (2), the one end of pipe (3) runs through shell (1) and inner shell (2) and the inside of fixed connection to inner shell (2) in proper order, the inside fixedly connected with of inner shell (2) inhales sound frame (5), inhale the inside fixedly connected with locking cap (6) of sound frame (5), the internal diameter of locking cap (6) is the same with the internal diameter of pipe (3), locking cap (6) are in the right side of left side pipe (3), the left side a set of bloop (7) have been seted up to the inside of pipe (3), a set of bloop groove (8) have been seted up to the inside of locking cap (6), the inside of inner shell (2) is provided with and falls subassembly (9) of making an uproar.

2. The discharge air filter for a compressor as set forth in claim 1, wherein: shock-absorbing component (4) include a set of telescopic link (41) and a set of spring (42), the inside of one end articulated to shell (1) of telescopic link (41), the inside of the other end articulated to inner shell (2) of telescopic link (41), the both ends of spring (42) are fixed connection respectively on shell (1) and inner shell (2).

3. A discharge filter for a compressor as set forth in claim 1, wherein: the noise reduction assembly (9) comprises three fixing rings (91), three groups of sound guide holes (92) and two groups of folded plates (93), the outer sides of the fixing rings (91) are fixedly connected to the inside of the inner shell (2), the sound guide holes (92) are arranged inside the fixing rings (91), the folded plates (93) are fixedly connected to the inside of the inner shell (2), the folded plates (93) are arranged between the three fixing rings (91), and the folded plates (93) are arranged in a staggered mode.

4. A discharge filter for a compressor as set forth in claim 1, wherein: the inner part of the inner shell (2) is fixedly connected with two groups of silencing fiber strips (10), and the two groups of silencing fiber strips (10) are mutually woven in a staggered mode.

5. A discharge filter for a compressor as set forth in claim 1, wherein: the inside fixedly connected with of shell (1) has a set of soundproof cotton (11), one side fixed connection of soundproof cotton (11) is to the outside of inner shell (2).

6. A discharge filter for a compressor as set forth in claim 1, wherein: the middle part of the guide pipe (3) is made of a corrugated pipe.

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