CN208918658U - A kind of silencer with waste gas purification function - Google Patents
A kind of silencer with waste gas purification function Download PDFInfo
- Publication number
- CN208918658U CN208918658U CN201821741745.3U CN201821741745U CN208918658U CN 208918658 U CN208918658 U CN 208918658U CN 201821741745 U CN201821741745 U CN 201821741745U CN 208918658 U CN208918658 U CN 208918658U
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- China
- Prior art keywords
- partition
- siphunculus
- waste gas
- silencer
- wall
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- Exhaust Gas After Treatment (AREA)
- Exhaust Silencers (AREA)
Abstract
The utility model discloses a kind of silencers with waste gas purification function, including muffler shell, stainless steel layer is provided on the outer wall of the muffler shell, asbestos layer is provided on the inner wall of the stainless steel layer, surge layer is provided on the inner wall of the asbestos layer, the side of the muffler shell is provided with air inlet pipe, the side of the air inlet pipe is provided with first partition, the first cavity is provided between the muffler shell and first partition, the side of the first partition is provided with the first siphunculus, the side of first siphunculus is provided with second partition, expansion chamber is provided between the first partition and second partition, the second cavity is provided between the second partition and muffler shell, the side of the second partition is provided with the second siphunculus.For the utility model by setting Waste gas purifying machine, the exhaust gas that the existing silencer of effective solution is discharged after noise elimination can cause the problem of largely polluting to air.
Description
Technical field
The utility model relates to silencer technical field, specially a kind of silencer with waste gas purification function.
Background technique
Silencer is mainly used for the noise generated when reducing the engine operation of motor vehicle, and principle is automobile exhaust pipe
It is made of two different pipelines of length, the two pipelines first separate to cross again, since the length difference of the two pipelines is equal to
The half of the wavelength for the sound wave that automobile is issued cancels out each other so that two column sound waves are interfered in superposition and weakens the sound intensity,
Make to be transmitted through the sound come to reduce, to play the effect of noise reduction, silencer be hinder sound transmission and allow air-flow passes through, prevention and treatment
The special equipment of air flow power noise.It is current to discharge caused ambient noise for inhibition high pressure draught, have in the world more
The silencer of kind pattern, mostly uses greatly impedance composite noise-cancelling theory.
But the exhaust gas that existing silencer is discharged after noise elimination can cause air largely to pollute；Therefore, it is unsatisfactory for
Existing demand, to this, we have proposed a kind of silencers with waste gas purification function.
Utility model content
The purpose of this utility model is to provide a kind of silencers with waste gas purification function, to solve above-mentioned background skill
The exhaust gas that the existing silencer proposed in art is discharged after noise elimination can cause the problem of largely polluting to air.
To achieve the above object, the utility model provides the following technical solutions: a kind of noise elimination with waste gas purification function
Device, including muffler shell are provided with stainless steel layer on the outer wall of the muffler shell, set on the inner wall of the stainless steel layer
It is equipped with asbestos layer, surge layer is provided on the inner wall of the asbestos layer, the side of the muffler shell is provided with air inlet pipe, institute
The side for stating air inlet pipe is provided with first partition, and the first cavity is provided between the muffler shell and first partition, described
The side of first partition is provided with the first siphunculus, and the side of first siphunculus is provided with second partition, the first partition and
It is provided with expansion chamber between second partition, is provided with the second cavity between the second partition and muffler shell, described second
The side of partition is provided with the second siphunculus, and the center of the second partition is provided with third siphunculus, the third siphunculus
Side is equipped with Waste gas purifying machine, and the outer wall of the Waste gas purifying machine is equipped with temperature sensor, the Waste gas purifying machine it is interior
Portion is provided with off-gas oxidizing catalyst converter, and the side of the off-gas oxidizing catalyst converter is provided with exhaust gas particle filter screen, the exhaust gas
The side of particle filtering net is provided with exhaust tube connection ports, and the side of the exhaust tube connection ports is provided with exhaust pipe.
Preferably, circle hole groove is provided on the outer wall of first siphunculus and the second siphunculus.
Preferably, the exhaust tube connection ports and exhaust pipe are welded to connect.
Preferably, the asbestos layer is arranged between stainless steel layer and surge layer.
Preferably, first siphunculus and the second siphunculus run through and extend to inside second partition.
Preferably, the diameter of the air inlet pipe is greater than the diameter of the first siphunculus.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model is by installing Waste gas purifying machine on third siphunculus, when exhaust gas passes through Waste gas purifying machine, meeting
The off-gas oxidizing catalyst converter first installed inside Waste gas purifying machine aoxidizes, and the exhaust gas after oxidation passes through exhaust gas particle filter screen filtration
Fall granule foreign, to complete the filtration, purification process of entire exhaust gas.
2, the utility model prevents silencer when temperature is lower, meeting by the way that stainless steel layer is arranged on the outer wall of shell
There is more vapor to be condensed into water in silencer, silencer is made to get rusty, by the way that asbestos layer is arranged in stainless steel layer inner wall, rises
The effect for having arrived sound absorption is arranged surge layer by the inner wall in asbestos layer, is conducive to the decaying of acoustic pressure and the diffusion of sound wave, can be with
Enhance the effect eliminated the noise.
Detailed description of the invention
Fig. 1 is the whole main view of the utility model；
Fig. 2 is the Waste gas purifying machine structural schematic diagram of the utility model；
Fig. 3 is partial enlarged view at the A of the utility model；
In figure: 1, air inlet pipe；2, muffler shell；21, stainless steel layer；22, asbestos layer；23, surge layer；3, first is empty
Chamber；4, first partition；5, the first siphunculus；6, circle hole groove；7, second partition；8, the second siphunculus；9, third siphunculus；10, exhaust gas is net
Change machine；101, off-gas oxidizing catalyst converter；102, exhaust gas particle filter screen；103, temperature sensor；104, tube connection ports are vented；
11, exhaust pipe；12, expansion chamber；13, the second cavity.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Fig. 1-3 is please referred to, a kind of embodiment provided by the utility model: a kind of silencer with waste gas purification function,
Including muffler shell 2, stainless steel layer 21 is provided on the outer wall of muffler shell 2, stainless steel layer 21 improves silencer
Corrosion resistance is provided with asbestos layer 22 on the inner wall of stainless steel layer 21, and asbestos layer 22 plays the role of sound absorption, asbestos layer 22
Surge layer 23 is provided on inner wall, surge layer 23 strengthens the diffusing reflection of sound, and the side of muffler shell 2 is provided with air inlet pipe
1, the side of air inlet pipe 1 is provided with first partition 4, and first partition 4 plays the role of completely cutting off gas, muffler shell 2 and the
The first cavity 3 is provided between one partition 4, the side of first partition 4 is provided with the first siphunculus 5, and the first siphunculus 5 plays conduction
The effect of gas, the side of the first siphunculus 5 are provided with second partition 7, expansion are provided between first partition 4 and second partition 7
Chamber 12, expansion chamber 12 are to carry out irreflexive main place, and the second cavity is provided between second partition 7 and muffler shell 2
13, the side of second partition 7 is provided with the second siphunculus, and the center of the second partition 7 is provided with third siphunculus 9, third
The side of siphunculus is equipped with Waste gas purifying machine 10, and Waste gas purifying machine 10 plays the role of purifying exhaust gas, Waste gas purifying machine 10
Outer wall is equipped with temperature sensor 103, and temperature sensor 103 plays the role of controlling temperature, the inside of Waste gas purifying machine 10
It is provided with off-gas oxidizing catalyst converter 101, the side of off-gas oxidizing catalyst converter 101 is provided with exhaust gas particle filter screen 102, exhaust gas
Grain filter screen 102 plays the role of filtering particle in exhaust gas, and the side of exhaust gas particle filter screen 102 is provided with exhaust pipe connection
The side of mouth 104, exhaust tube connection ports 104 is provided with exhaust pipe 11.
Further, it is provided with circle hole groove 6 on the outer wall of the first siphunculus 5 and the second siphunculus 8, when exhaust gas passes through, generated
Sound can by be provided on the outer wall of the first siphunculus 5 and the second siphunculus 8 circle hole groove 6 carry out diffusing reflection, be diffused into silencer
When shell 2, since it is internally provided with the asbestos layer 22 of sound absorption effect, to have the function that noise abatement.
Further, tube connection ports 104 are vented and exhaust pipe 11 is welded to connect, prevent exhaust gas from exhaust 104 He of tube connection ports
The interface of exhaust pipe 11 overflows.
Further, asbestos layer 22 is arranged between stainless steel layer 21 and surge layer 23, because asbestos are sound-absorbing materials,
Play the role of noise reduction.
Further, the first siphunculus 5 and the second siphunculus 8 run through and extend to inside second partition 7, play conduction exhaust gas
Effect.
Further, the diameter of air inlet pipe 1 is greater than the diameter of the first siphunculus 5, can play better sound deadening.
Working principle: in use, exhaust gas enters the first siphunculus 5 by air inlet pipe 1, noise on the first siphunculus 5 by setting
The circle hole groove 6 set carries out first time diffusing reflection, and on sound diffusion to muffler shell 2, asbestos layer is provided in muffler shell 2
22, asbestos layer 22 plays the role of sound absorption, is provided with surge layer 23 on 22 inner wall of asbestos layer, this structure is conducive to acoustic pressure
The diffusion of decaying and sound wave, can be enhanced the effect of noise elimination, exhaust gas is transported to the second cavity 13, is in second by the first siphunculus 5
The exhaust gas of cavity 13 changes flow direction and enters expansion chamber 12 by the second siphunculus 8, and noise on the second siphunculus 8 by being arranged
Circle hole groove 6 carries out second of diffusing reflection, further eliminates the noise, finally, the exhaust gas for being in expansion chamber 12 is entered by third siphunculus 9
Waste gas purifying machine 10, when exhaust gas passes through Waste gas purifying machine 10, the off-gas oxidizing that can be first installed inside Waste gas purifying machine is catalyzed
Device 101 aoxidizes, and the exhaust gas after oxidation filters out granule foreign by exhaust gas particle filter screen 102, is finally discharged from exhaust pipe 11,
To complete the noise elimination purification process of entire exhaust gas
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of silencer with waste gas purification function, including muffler shell (2), it is characterised in that: outside the silencer
It is provided on the outer wall of shell (2) stainless steel layer (21), is provided with asbestos layer (22) on the inner wall of the stainless steel layer (21), it is described
It is provided on the inner wall of asbestos layer (22) surge layer (23), the side of the muffler shell (2) is provided with air inlet pipe (1), institute
The side for stating air inlet pipe (1) is provided with first partition (4), and is provided between the muffler shell (2) and first partition (4)
The side of one cavity (3), the first partition (4) is provided with the first siphunculus (5), and the side of first siphunculus (5) is provided with
Second partition (7) is provided with expansion chamber (12) between the first partition (4) and second partition (7), the second partition (7)
It is provided between muffler shell (2) the second cavity (13), the side of the second partition (7) is provided with the second siphunculus, institute
The center for stating second partition (7) is provided with third siphunculus (9), and the side of the third siphunculus (9) is equipped with waste gas purification
The outer wall of machine (10), the Waste gas purifying machine (10) is equipped with temperature sensor (103), the inside of the Waste gas purifying machine (10)
It is provided with off-gas oxidizing catalyst converter (101), the side of the off-gas oxidizing catalyst converter (101) is provided with exhaust gas particle filter screen
(102), the side of the exhaust gas particle filter screen (102) is provided with exhaust tube connection ports (104), the exhaust tube connection ports
(104) side is provided with exhaust pipe (11).
2. a kind of silencer with waste gas purification function according to claim 1, it is characterised in that: first siphunculus
(5) and on the outer wall of the second siphunculus (8) it is provided with circle hole groove (6).
3. a kind of silencer with waste gas purification function according to claim 1, it is characterised in that: the exhaust pipe connects
Interface (104) and exhaust pipe (11) are welded to connect.
4. a kind of silencer with waste gas purification function according to claim 1, it is characterised in that: the asbestos layer
(22) it is arranged between stainless steel layer (21) and surge layer (23).
5. a kind of silencer with waste gas purification function according to claim 1, it is characterised in that: first siphunculus
(5) run through with the second siphunculus (8) and extend to second partition (7) inside.
6. a kind of silencer with waste gas purification function according to claim 1, it is characterised in that: the air inlet pipe
(1) diameter is greater than the diameter of the first siphunculus (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821741745.3U CN208918658U (en) | 2018-10-26 | 2018-10-26 | A kind of silencer with waste gas purification function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821741745.3U CN208918658U (en) | 2018-10-26 | 2018-10-26 | A kind of silencer with waste gas purification function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208918658U true CN208918658U (en) | 2019-05-31 |
Family
ID=66710716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821741745.3U Expired - Fee Related CN208918658U (en) | 2018-10-26 | 2018-10-26 | A kind of silencer with waste gas purification function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208918658U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145385A (en) * | 2019-06-05 | 2019-08-20 | 湖北富亿农业机械制造有限公司 | A kind of engineering machine engine exhaust muffler |
| CN110653644A (en) * | 2019-10-03 | 2020-01-07 | 丁文海 | Auxiliary device for hardware cutting by utilizing sound wave phase difference |
-
2018
- 2018-10-26 CN CN201821741745.3U patent/CN208918658U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145385A (en) * | 2019-06-05 | 2019-08-20 | 湖北富亿农业机械制造有限公司 | A kind of engineering machine engine exhaust muffler |
| CN110653644A (en) * | 2019-10-03 | 2020-01-07 | 丁文海 | Auxiliary device for hardware cutting by utilizing sound wave phase difference |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190531 Termination date: 20191026 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |