CN216278098U

CN216278098U - Suction and exhaust silencer assembly with double-layer shell

Info

Publication number: CN216278098U
Application number: CN202123078538.9U
Authority: CN
Inventors: 叶海并
Original assignee: Hangzhou Changle Huafa Electric Co ltd
Current assignee: Hangzhou Changle Huafa Electric Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-04-12
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses an air suction and exhaust silencer assembly with a double-layer shell, which comprises a silencer shell, a limiting heat conduction mechanism, a filtering mechanism and a silencing mechanism, wherein the limiting heat conduction mechanism is arranged at the left end of the silencer shell, the filtering mechanism is arranged at the right end of the silencer shell, and the silencing mechanism is arranged inside the silencer shell. This double-deck casing inhale exhaust muffler subassembly, when the pipeline exhausts, gaseous by the twinkling of an eye of left end entering muffler casing, impact force friction stainless steel ring produces the heat, the heat conduction ring frame is effectual to be derived the heat, it piles up to reduce the heat of stainless steel ring department, improve the service life of stainless steel ring, the Y-shaped frame is evenly distributed in interior casing, because the Y-shaped of Y-shaped frame, make gaseous all received the resistance at the in-process that inhales the exhaust, thereby delay gaseous flow, the production of noise reduction, the amortization cotton layer, the fine layer of fine sound silencing function of all having better inhaling on polymer damping sound deadening felt layer and the glass, carry out the sectional type to the noise and offset.

Description

Suction and exhaust silencer assembly with double-layer shell

Technical Field

The utility model relates to the technical field of silencer components, in particular to a suction and exhaust silencer component with a double-layer shell.

Background

The silencer can attenuate or reflect noise in the pipeline, the former is called resistive silencer, the latter is called reactive silencer, it can reduce exhaust noise of the engine, and can make high-temperature waste gas safely and effectively discharged, the silencer is of many kinds, but its silencing mechanism is considered, it can be divided into six main types, namely resistive silencer, impedance composite silencer, microperforated panel silencer, small hole silencer and active silencer.

The suction and exhaust silencer component in the market has a simple structure in use, so that the silencing effect is poor, noise still exists and is large, and the surrounding environment is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a suction and exhaust silencer component with a double-layer shell, which aims to solve the problems that the suction and exhaust silencer components in the market proposed in the background technology have simple structures in use, so that the silencing effect is poor, the noise still exists and is large, and the influence is generated on the surrounding environment.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a double-deck casing inhale exhaust muffler subassembly, includes muffler casing, spacing heat conduction mechanism, filtering mechanism and amortization mechanism, the left end of muffler casing is provided with spacing heat conduction mechanism, and the right-hand member of muffler casing is provided with filtering mechanism, the inside of muffler casing is provided with amortization mechanism, amortization mechanism includes fork frame, the cotton layer of amortization, polymer damping sound-proof felt layer and the fine layer of glass, and the upper end of fork frame is provided with the cotton layer of amortization, the upper end on the cotton layer of amortization is provided with polymer damping sound-proof felt layer, and the upper end on polymer damping sound-proof felt layer is provided with the fine layer of glass.

Furthermore, the fork-shaped frames are symmetrically distributed along the horizontal central axis of the silencer shell, and the fork-shaped frames are fixedly connected with the silencer shell.

Furthermore, the silencing cotton layer is bonded with the polymer damping sound-insulating felt layer, and the polymer damping sound-insulating felt layer is attached to the glass fiber layer.

Further, the muffler shell comprises an outer shell and an inner shell, and the inner side of the outer shell is provided with the inner shell.

Furthermore, spacing heat conduction mechanism includes stainless steel ring, thread layer and heat conduction ring frame, and the internal surface of stainless steel ring is provided with the thread layer, the outside welding of stainless steel ring has the heat conduction ring frame.

Furthermore, the filtering mechanism comprises a movable ring, a threaded frame and a filter screen, the threaded frame is fixed at the left end of the movable ring, and the filter screen is arranged in the threaded frame.

Furthermore, the movable ring forms a thread structure with the shell of the silencer through a thread frame, and the thread frame is fixedly connected with the filter screen.

Compared with the prior art, the utility model has the beneficial effects that: when the suction muffler assembly with the double-layer shell is used for exhausting gas in a pipeline, impact force rubs the stainless steel ring to generate heat at the moment that the gas enters the muffler shell from the left end, the heat conduction ring frame effectively guides the heat out, heat accumulation at the stainless steel ring is reduced, the service life of the stainless steel ring is prolonged, when the pipeline inhales air, external air enters from the right end of the silencer shell, the filter screen effectively filters the external air, the damage of large-particle impurities in the air to the inside of the silencer shell is reduced, the fork-shaped frames are uniformly distributed in the inner shell, because the Y-shaped of Y-shaped frame, effectual gaseous all receives the resistance at the in-process of inhaling the exhaust to delay gaseous flow, the production of noise reduction, amortization cotton layer, polymer damping sound insulation felt layer and fine layer of glass all have better sound amortization function of inhaling, carry out the sectional type to the noise and offset.

Through spacing heat conduction mechanism's setting, be welded connection between interior casing and the stainless steel ring, the inside screw thread layer of stainless steel ring is convenient for be connected with outside pipeline, and when the pipeline exhaust, in the twinkling of an eye that gas got into the muffler casing by the left end, impact force friction stainless steel ring produced heat, and the heat conduction ring puts up effectually derives the heat, and the heat that reduces stainless steel ring department is piled up, improves the life of stainless steel ring.

Through filtering mechanism's setting, when the pipeline breathes in, the external gas gets into by the right-hand member of muffler casing, and the filter screen is effectual to be filtered the external gas, reduces the damage of large granule impurity in the gas to muffler casing inside, and the rotatory movable ring of user separates loose ring, screw thread frame and muffler casing, is convenient for clear up the inside filter screen of screw thread frame.

Through the setting of amortization mechanism, evenly distributed in the shell is put in to the Y-shaped frame, because the Y-shaped form of Y-shaped frame, the effectual gaseous in-process that makes of inhaling the exhaust all receives the resistance to delay gaseous flow, noise reduction's production, amortization cotton layer, polymer damping sound-proof felt layer and the fine layer of glass all have better sound amortization function of inhaling, carry out the sectional type to the noise and offset, make the noise cancelling effect of device improve greatly.

Drawings

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

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

FIG. 3 is a schematic view of the interior of the present invention in elevation.

In the figure: 1. a muffler housing; 101. an outer housing; 102. an inner housing; 2. a limiting heat conduction mechanism; 201. a stainless steel ring; 202. a threaded layer; 203. a heat conducting ring frame; 3. a filtering mechanism; 301. a movable ring; 302. a threaded rack; 303. a filter screen; 4. a silencing mechanism; 401. a fork-shaped frame; 402. a sound-deadening cotton layer; 403. a polymer damping sound-proof felt layer; 404. and a glass fiber layer.

Detailed Description

As shown in fig. 1, a double-shell suction and exhaust muffler assembly includes: a silencer shell 1, a limit heat-conducting mechanism 2 is arranged at the left end of the silencer shell 1, a filtering mechanism 3 is arranged at the right end of the silencer shell 1, the silencer shell 1 comprises an outer shell 101 and an inner shell 102, and the inner side of the outer shell 101 is provided with an inner shell 102, the limiting heat-conducting mechanism 2 comprises a stainless steel ring 201, a thread layer 202 and a heat-conducting ring frame 203, the inner surface of the stainless steel ring 201 is provided with a thread layer 202, the outer side of the stainless steel ring 201 is welded with a heat conducting ring frame 203, the inner shell 102 and the stainless steel ring 201 are welded, the thread layer 202 inside the stainless steel ring 201 is convenient for being connected with an external pipeline, when the pipeline exhausts, gaseous by the left end entering muffler casing 1's the twinkling of an eye, impact force friction stainless steel ring 201 produces the heat, and heat conduction ring frame 203 is effectual exports the heat, reduces the heat of stainless steel ring 201 department and piles up, improves stainless steel ring 201's service life.

As shown in fig. 2, a double-deck casing inhale exhaust muffler subassembly, filtering mechanism 3 includes activity ring 301, screw thread frame 302 and filter screen 303, and the left end of activity ring 301 is fixed with screw thread frame 302, the inside of screw thread frame 302 is provided with filter screen 303, activity ring 301 passes through screw thread frame 302 and muffler casing 1 constitution helicitic texture, and be fixed connection between screw thread frame 302 and the filter screen 303, when the pipeline inhales, the outside gas is got into by the right-hand member of muffler casing 1, filter screen 303 is effectual to outside gas filters, reduce the inside damage of large granule impurity in the gas to muffler casing 1, the rotatory activity ring 301 of user is with activity ring 301, screw thread frame 302 separates with muffler casing 1, be convenient for clear up the inside filter screen 303 of screw thread frame 302.

As shown in FIG. 3, a suction muffler assembly with double-layered housing, wherein a muffler mechanism 4 is disposed inside a muffler housing 1, the muffler mechanism 4 comprises a forked frame 401, a muffler cotton layer 402, a polymer damping sound-proof felt layer 403 and a glass fiber layer 404, the upper end of the forked frame 401 is provided with the muffler cotton layer 402, the upper end of the muffler cotton layer 402 is provided with the polymer damping sound-proof felt layer 403, the upper end of the polymer damping sound-proof felt layer 403 is provided with the glass fiber layer 404, the forked frame 401 is symmetrically distributed along the horizontal central axis of the muffler housing 1, the forked frame 401 is fixedly connected with the muffler housing 1, the muffler cotton layer 402 is bonded with the polymer damping sound-proof felt layer, the polymer damping sound-proof felt layer 403 is bonded with the glass fiber layer 404, the forked frame 401 is uniformly distributed in the inner housing 102, and the gas is effectively subjected to resistance in the suction and exhaust process due to the forked shape of the forked frame 401, therefore, the flow of gas is delayed, the noise is reduced, the silencing cotton layer 402, the polymer damping sound-insulating felt layer 403 and the glass fiber layer 404 have good sound-absorbing and silencing functions, noise is offset in a sectional mode, and the silencing effect of the device is greatly improved.

In summary, in the suction muffler assembly with double-layered housing, firstly, the inner housing 102 is welded to the stainless steel ring 201, the threaded layer 202 inside the stainless steel ring 201 is convenient to connect to an external pipe, when the pipe exhausts, the impact force rubs the stainless steel ring 201 to generate heat at the moment when gas enters the muffler housing 1 from the left end, the heat conducting ring frame 203 conducts the heat out, the heat accumulation at the stainless steel ring 201 is reduced, the service life of the stainless steel ring 201 is prolonged, when the pipe inhales, external gas enters from the right end of the muffler housing 1, the filter screen 303 filters the external gas, the damage to the inside of the muffler housing 1 caused by large-particle impurities in the gas is reduced, a user rotates the movable ring 301 to separate the movable ring 301, the threaded frame 302 from the muffler housing 1, the filter screen 303 inside the threaded frame 302 is convenient to clean, and the forked frame 401 is uniformly distributed in the inner housing 102, because the Y-shaped of Y-shaped frame 401 for gaseous all receives the resistance at the in-process of inhaling the exhaust, thereby postpone gaseous flow, the production of noise reduction, amortization cotton layer 402, polymer damping sound insulation felt layer 403 and fine layer 404 of glass all have better sound amortization function of inhaling, carry out the sectional type to the noise and offset, make the noise cancelling effect of device improve greatly.

Claims

1. The utility model provides a double-deck casing inhale exhaust muffler subassembly, includes muffler casing (1), spacing heat conduction mechanism (2), filtering mechanism (3) and noise cancelling mechanism (4), its characterized in that: the left end of muffler casing (1) is provided with spacing heat conduction mechanism (2), and the right-hand member of muffler casing (1) is provided with filtering mechanism (3), the inside of muffler casing (1) is provided with amortization mechanism (4), amortization mechanism (4) are including forked frame (401), amortization cotton layer (402), polymer damping deadening felt layer (403) and fine layer (404) of glass, and the upper end of forked frame (401) is provided with amortization cotton layer (402), the upper end of amortization cotton layer (402) is provided with polymer damping deadening felt layer (403), and the upper end of polymer damping deadening felt layer (403) is provided with fine layer (404) of glass.

2. The double-shell suction and exhaust muffler assembly as recited in claim 1, wherein: the fork-shaped frames (401) are symmetrically distributed along the horizontal central axis of the silencer shell (1), and the fork-shaped frames (401) are fixedly connected with the silencer shell (1).

3. The double-shell suction and exhaust muffler assembly as recited in claim 1, wherein: the sound attenuation cotton layer (402) is bonded with the polymer damping sound-proof felt layer (403), and the polymer damping sound-proof felt layer (403) is bonded with the glass fiber layer (404).

4. The double-shell suction and exhaust muffler assembly as recited in claim 1, wherein: the silencer shell (1) comprises an outer shell (101) and an inner shell (102), and the inner side of the outer shell (101) is provided with the inner shell (102).

5. The double-shell suction and exhaust muffler assembly as recited in claim 1, wherein: spacing heat conduction mechanism (2) include stainless steel ring (201), screw thread layer (202) and heat conduction ring frame (203), and the internal surface of stainless steel ring (201) is provided with screw thread layer (202), the outside welding of stainless steel ring (201) has heat conduction ring frame (203).

6. The double-shell suction and exhaust muffler assembly as recited in claim 1, wherein: the filtering mechanism (3) comprises a movable ring (301), a threaded frame (302) and a filtering net (303), the threaded frame (302) is fixed at the left end of the movable ring (301), and the filtering net (303) is arranged inside the threaded frame (302).

7. The double-shell suction and exhaust muffler assembly as recited in claim 6, wherein: the movable ring (301) forms a thread structure with the silencer shell (1) through a thread frame (302), and the thread frame (302) is fixedly connected with the filter screen (303).