CN215488330U

CN215488330U - High-temperature-resistant high-pressure-resistant efficient silencer

Info

Publication number: CN215488330U
Application number: CN202122233274.3U
Authority: CN
Inventors: 仉明星; 王跃巍; 罗小利
Original assignee: Beijing Zhongya Kangyuan Environmental Protection Engineering Co ltd
Current assignee: Beijing Zhongya Kangyuan Environmental Protection Engineering Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-01-11
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to the technical field of silencers, and discloses a high-temperature-resistant high-pressure-resistant high-efficiency silencer which comprises a silencing assembly, wherein an exhaust and emptying pipeline is arranged at the bottom of the silencing assembly. This high temperature and high pressure resistant high-efficient silencer, through setting up the multilayer orifice plate, reduce the pressure through wherein gaseous, reduce the decibel number through setting up resistive noise elimination structure and pass through gaseous, wherein the centering of first noise elimination layer among the resistive noise elimination structure, high frequency noise falls, the centering of second noise elimination layer among the resistive noise elimination structure, low frequency noise falls, first sound absorbing material and the second sound absorbing material of first noise elimination layer and the inside packing of second noise elimination layer are high temperature resistant sound absorbing material, the high temperature resistance of the device has been strengthened, through setting up resistive diffusion subassembly, the air current to exhaust blow-down pipeline discharge port is eliminated the noise and is fallen the processing, the effect of making an uproar is greatly improved, guarantee that exhaust blow-down pipeline discharges the air current steady and low noise.

Description

High-temperature-resistant high-pressure-resistant efficient silencer

Technical Field

The utility model relates to the technical field of silencers, in particular to a high-temperature-resistant high-pressure-resistant high-efficiency silencer.

Background

The silencer is a noise reduction device which can be used for a gas flow pipeline with noise transmission, such as a pipeline and an elbow with sound absorption linings or a pipeline with suddenly changed sectional area and other discontinuous acoustic impedances, and the like, so that the noise in the pipeline is attenuated or reflected back, wherein the former is called a resistive silencer, the latter is called a reactive silencer, and the latter is also provided with an impedance composite silencer.

The existing emptying silencer is difficult to process and has the defects of potential safety hazard due to high exhaust pressure, and the existing silencer has poor noise reduction effect on the exhaust emptying noise of gas, so that the high-temperature and high-pressure resistant high-efficiency silencer is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a high-temperature-resistant high-pressure-resistant high-efficiency silencer, which has the advantages of simple and convenient processing, low production cost, reduction of the exhaust and emptying noise of gas and the like, and solves the problems that the existing emptying silencer is difficult to process and has potential safety hazards due to high exhaust pressure, and the existing silencer has poor noise reduction effect on the exhaust and emptying noise of gas.

(II) technical scheme

In order to realize the purposes of simple and convenient processing, low production cost and reduction of the exhaust and emptying noise of gas, the utility model provides the following technical scheme: the utility model provides a high temperature and high pressure resistant high-efficient silencer, includes the noise elimination subassembly, the bottom of noise elimination subassembly is provided with exhaust blow-down pipeline, the inside of noise elimination subassembly is provided with the orifice plate that throttles, the inside of noise elimination subassembly is provided with the resistive noise elimination structure who is located the orifice plate top, the inside of noise elimination subassembly is provided with the resistive diffusion subassembly that is located resistive noise elimination structure top, the top of noise elimination subassembly is provided with rain-proof subassembly.

Preferably, the noise elimination subassembly includes the silencer body, orifice plate fixed mounting is in the inside of silencer body, the air inlet has been seted up to the inner diapire of silencer body, exhaust blow-down pipeline fixed mounting just communicates with the air inlet in the bottom of silencer body, the gas outlet has all been seted up to the inner wall left and right sides of silencer body, the interior roof of silencer body is the opening design.

Preferably, the resistive noise elimination structure comprises a first noise elimination layer, the first noise elimination layer is fixedly installed in the silencer body and located above the throttle orifice plate, a second noise elimination layer attached to the top of the first noise elimination layer is fixedly installed in the silencer body, a first sound absorption material is fixedly installed in the first noise elimination layer, and a second sound absorption material is fixedly installed in the second noise elimination layer.

Preferably, resistive diffusion subassembly includes the connecting rod, the equal fixed mounting in the inner wall left and right sides of silencer body has the connecting rod that is located second noise elimination layer top, two fixed mounting has solid fixed ring between the connecting rod, gu fixed ring's inside fixed mounting has the resistive diffusion section of thick bamboo that extends to both sides about it, the through-hole has all been seted up to both sides about resistive diffusion section of thick bamboo's the inner wall, resistive diffusion section of thick bamboo's lateral wall fixed mounting has the glass fiber screen cloth, the inner wall fixed mounting of glass fiber screen cloth has a quantity to be the cotton layer of three superfine glass fiber, two from top to bottom the looks dorsal part on superfine glass fiber cotton layer laminates with both sides about resistive diffusion section of thick bamboo's the inner wall respectively.

Preferably, the rain-proof subassembly includes rain-proof cap, the top fixed mounting of silencer body has rain-proof cap, one side fixed mounting that rain-proof cap is close to the silencer body has glass cotton.

Preferably, the first sound-absorbing material is a gypsum board, the second sound-absorbing material is a hard fiber board, the throttling orifice plates are provided with multiple layers, and the distance between every two adjacent throttling orifice plates is equal.

(III) advantageous effects

Compared with the prior art, the utility model provides a high-temperature-resistant high-pressure-resistant efficient silencer, which has the following beneficial effects:

the high-temperature-resistant high-pressure-resistant high-efficiency silencer reduces the pressure of gas passing through the silencer by arranging a plurality of layers of throttling orifice plates, reduces the decibel number of the passing gas by arranging a resistive silencing structure, wherein a first silencing layer in the resistive silencing structure reduces the middle and high-frequency noise, a second silencing layer in the resistive silencing structure reduces the middle and low-frequency noise, first sound-absorbing materials and second sound-absorbing materials filled in the first silencing layer and the second silencing layer are high-temperature-resistant sound-absorbing materials, so that the high-temperature resistance of the silencer is enhanced, the resistance diffusion component is arranged to carry out silencing and noise reduction treatment on the airflow at the exhaust port of an exhaust vent pipeline, so that the noise reduction effect is greatly improved, the stable and low-noise airflow is ensured to be exhausted by the exhaust vent pipeline, the rainproof cap plays a rainproof role on the silencer body by arranging the rainproof component, and the rainproof cap can further absorb the airflow towards the sound-absorbing material glass wool on the inner side face of the silencer body, thereby reducing the exhaust and exhaust noise of the gas.

Drawings

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

FIG. 2 is a partial schematic view of the connection of the resistive diffusion assembly and the muffler assembly of the present invention.

In the figure: the silencer comprises a silencer component 1, a silencer body 11, an air inlet 12, an air outlet 13, an exhaust air-release pipeline 2, a throttling pore plate 3, a resistive silencing structure 4, a first silencing layer 41, a second silencing layer 42, a first sound absorbing material 43, a second sound absorbing material 44, a resistive diffusion component 5, a connecting rod 51, a fixing ring 52, a resistive diffusion cylinder 53, a through hole 54, a glass fiber mesh 55, a superfine glass fiber cotton layer 56, a rainproof component 6, a rainproof cap 61 and glass cotton 62.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a high-temperature-resistant high-pressure-resistant high-efficiency muffler comprises a muffler assembly 1, a bottom of the muffler assembly 1 is fixedly connected with an exhaust vent pipe 2, a throttle orifice plate 3 is fixedly mounted inside the muffler assembly 1, the throttle orifice plate 3 is provided with multiple layers, the distance between every two adjacent throttle orifice plates 3 is equal, the muffler assembly 1 comprises a muffler body 11, the throttle orifice plate 3 is fixedly mounted inside the muffler body 11, an air inlet 12 is formed in an inner bottom wall of the muffler body 11, the exhaust vent pipe 2 is fixedly mounted at the bottom of the muffler body 11 and communicated with the air inlet 12, air outlets 13 are formed in the left side and the right side of the inner wall of the muffler body 11, and the inner top wall of the muffler body 11 is in an opening design.

By providing a plurality of layers of the orifice plate 3, the pressure of the gas passing therethrough is reduced.

The inside fixed mounting of noise elimination subassembly 1 has the resistive noise elimination structure 4 that is located orifice plate 3 top, resistive noise elimination structure 4 includes first noise elimination layer 41, first noise elimination layer 41 fixed mounting is in the inside of silencer body 11 and is located the top of orifice plate 3, the inside fixed mounting of silencer body 11 has the second noise elimination layer 42 of laminating with first noise elimination layer 41 top, the inside fixed mounting of first noise elimination layer 41 has first sound-absorbing material 43, first sound-absorbing material 43 is the gypsum board, the inside fixed mounting of second noise elimination layer 42 has second sound-absorbing material 44, second sound-absorbing material 44 is the hard fiber board.

The decibel of passing gas is reduced by arranging the resistive silencing structure 4, wherein the first silencing layer 41 in the resistive silencing structure 4 reduces the noise of middle and high frequency noise, the second silencing layer 42 in the resistive silencing structure 4 reduces the noise of middle and low frequency noise, and the first sound-absorbing material 43 and the second sound-absorbing material 44 filled in the first silencing layer 41 and the second silencing layer 42 are high-temperature-resistant sound-absorbing materials, so that the high-temperature-resistant performance of the device is enhanced.

The inside fixed mounting of noise elimination subassembly 1 has the resistive diffusion subassembly 5 that is located resistive noise elimination 4 top, resistive diffusion subassembly 5 includes connecting rod 51, the equal fixed mounting in inner wall left and right sides of silencer body 11 has the connecting rod 51 that is located second noise elimination layer 42 top, fixed mounting has solid fixed ring 52 between two connecting rod 51, gu fixed ring 52's inside fixed mounting has the resistive diffusion section of thick bamboo 53 that extends to its upper and lower both sides, through-hole 54 has all been seted up to both sides about resistive diffusion section of thick bamboo 53's the inner wall, resistive diffusion section of thick bamboo 53's lateral wall fixed mounting has glass fiber screen cloth 55, glass fiber screen cloth 55's inner wall fixed mounting has the cotton layer 56 of superfine glass fiber that is three in quantity, the opposite side of two upper and lower superfine glass fiber cotton layers 56 is laminated with both sides about resistive diffusion section of thick bamboo 53's the inner wall respectively.

Through setting up resistive diffusion subassembly 5, carry out the noise elimination and fall the noise processing to the air current of exhaust blow-down pipeline 2 discharge port, improve the noise reduction effect greatly, guarantee the air current of the steady and low noise of exhaust blow-down pipeline 2 discharge.

The top fixed mounting of noise elimination subassembly 1 has rain-proof subassembly 6, and rain-proof subassembly 6 includes rain-proof cap 61, and the top fixed mounting of silencer body 11 has rain-proof cap 61, and one side fixed mounting that rain-proof cap 61 is close to silencer body 11 has glass wool 62.

Through setting up rain-proof subassembly 6, rain-proof cap 61 plays rain-proof effect to muffler body 11, and rain-proof cap 61 can further absorb the air current towards sound absorbent glass wool 62 on muffler body 11's the medial surface to gaseous exhaust noise of emptying has been reduced.

In summary, the high-temperature and high-pressure resistant efficient silencer reduces the pressure of gas passing through the high-temperature and high-pressure resistant efficient silencer by arranging the plurality of layers of throttling orifice plates 3, reduces the decibel of the passing gas by arranging the resistive silencing structure 4, wherein the first silencing layer 41 in the resistive silencing structure 4 reduces the noise of middle and high frequency noise, the second silencing layer 42 in the resistive silencing structure 4 reduces the noise of middle and low frequency noise, the first sound absorbing material 43 and the second sound absorbing material 44 filled in the first silencing layer 41 and the second silencing layer 42 are high-temperature resistant sound absorbing materials, so that the high-temperature resistance performance of the device is enhanced, the resistive diffusion component 5 is arranged to reduce the noise of the airflow at the exhaust port of the exhaust vent pipeline 2, the noise reduction effect is greatly improved, the stable and low-noise airflow is ensured to be discharged from the exhaust vent pipeline 2, and the rainproof cap 61 plays a rainproof role in the silencer body 11 by arranging the rainproof component 6, rain-proof cap 61 can further absorb the air current towards sound absorbent material glass wool 62 on the medial surface of silencer body 11 to reduce gaseous exhaust emptying noise, solved present emptying silencer processing comparatively difficult and because of the exhaust pressure height has the not enough of potential safety hazard, and the current silencer is to the poor problem of gaseous exhaust emptying noise reduction effect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high temperature and high pressure resistant high-efficient silencer, includes noise elimination subassembly (1), the bottom of noise elimination subassembly (1) is provided with exhaust blow-down pipeline (2), its characterized in that: the utility model discloses a noise elimination subassembly, including noise elimination subassembly (1), the inside of noise elimination subassembly (1) is provided with orifice plate (3), the inside of noise elimination subassembly (1) is provided with resistive noise elimination structure (4) that are located orifice plate (3) top, the inside of noise elimination subassembly (1) is provided with resistive diffusion subassembly (5) that are located resistive noise elimination structure (4) top, the top of noise elimination subassembly (1) is provided with rain-proof subassembly (6).

2. The high-temperature and high-pressure resistant high-efficiency muffler according to claim 1, wherein: noise elimination subassembly (1) includes silencer body (11), orifice plate (3) fixed mounting is in the inside of silencer body (11), air inlet (12) have been seted up to the inner diapire of silencer body (11), exhaust blow-down pipeline (2) fixed mounting just communicates with air inlet (12) in the bottom of silencer body (11), gas outlet (13) have all been seted up to the inner wall left and right sides of silencer body (11), the interior roof of silencer body (11) is the opening design.

3. The high-temperature and high-pressure resistant high-efficiency muffler according to claim 2, wherein: the resistive noise elimination structure (4) comprises a first noise elimination layer (41), the first noise elimination layer (41) is fixedly installed in the silencer body (11) and located above the throttling orifice plate (3), a second noise elimination layer (42) attached to the top of the first noise elimination layer (41) is fixedly installed in the silencer body (11), a first noise absorption material (43) is fixedly installed in the first noise elimination layer (41), and a second noise absorption material (44) is fixedly installed in the second noise elimination layer (42).

4. The high-temperature and high-pressure resistant high-efficiency silencer according to claim 3, wherein: resistive diffusion subassembly (5) are including connecting rod (51), the equal fixed mounting in the inner wall left and right sides of silencer body (11) has connecting rod (51) that is located second noise elimination layer (42) top, two fixed mounting has solid fixed ring (52) between connecting rod (51), the inside fixed mounting of solid fixed ring (52) has resistive diffusion section of thick bamboo (53) that extends to its upper and lower both sides, through-hole (54) have all been seted up to both sides about the inner wall of resistive diffusion section of thick bamboo (53), the lateral wall fixed mounting of resistive diffusion section of thick bamboo (53) has glass fiber (55), the inner wall fixed mounting of glass fiber screen cloth (55) has quantity to be three superfine glass fiber cotton layer (56), two from top to bottom the opposite side of superfine glass fiber cotton layer (56) is laminated with both sides about the inner wall of resistive diffusion section of thick bamboo (53) respectively.

5. The high-temperature and high-pressure resistant high-efficiency muffler according to claim 2, wherein: rain-proof subassembly (6) are including rain-proof cap (61), the top fixed mounting of silencer body (11) has rain-proof cap (61), one side fixed mounting that rain-proof cap (61) are close to silencer body (11) has glass cotton (62).

6. The high-temperature and high-pressure resistant high-efficiency silencer according to claim 3, wherein: the first sound absorption material (43) is a gypsum board, the second sound absorption material (44) is a hard fiber board, the throttling pore plates (3) are provided with multiple layers, and the distance between every two adjacent throttling pore plates (3) is equal.