CN206785454U - A kind of automobile two stage muffler - Google Patents
A kind of automobile two stage muffler Download PDFInfo
- Publication number
- CN206785454U CN206785454U CN201720657990.5U CN201720657990U CN206785454U CN 206785454 U CN206785454 U CN 206785454U CN 201720657990 U CN201720657990 U CN 201720657990U CN 206785454 U CN206785454 U CN 206785454U
- Authority
- CN
- China
- Prior art keywords
- noise reduction
- dividing plate
- reduction unit
- pipe
- air inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Exhaust Silencers (AREA)
Abstract
The utility model discloses a kind of automobile two stage muffler, including air inlet pipe I, volume-expanding pressure-reducing room, noise reduction unit I, cooling chamber, noise reduction unit II, the side of volume-expanding pressure-reducing room is provided with air inlet pipe I, and the opposite side of volume-expanding pressure-reducing room is provided with noise reduction unit I；Breather pipe is provided with noise reduction unit I, breather pipe is divided into both ends by acoustical panel；Cooling chamber is provided between noise reduction unit I and noise reduction unit II, is provided with coolant coil pipe in cooling chamber, coolant coil pipe is provided with liquid feeding end and outlet end；Noise reduction unit II includes blast pipe, dividing plate III, muffler rear wall, air inlet pipe II, dividing plate II, dividing plate I；Air inlet pipe II sequentially passes through dividing plate I, dividing plate II；Blast pipe sequentially passes through dividing plate II, dividing plate III, muffler rear wall.The utility model is provided with noise reduction unit I, noise reduction unit II, can carry out two level noise reduction, and volume-expanding pressure-reducing room can reduce pressure at expulsion in addition, increases automobile power, and cooling chamber can effectively reduce heat caused by exhaust process, increase the service life of apparatus.
Description
Technical field
It the utility model is related to a kind of muffler technical field, more particularly to a kind of automobile two stage muffler.
Background technology
Muffler is a kind of device for preventing sound transmission and allowing air-flow to pass through, and is the weight for eliminating air power noise
Want measure, it is necessary in time discharge waste gas in the automobile engine course of work, waste gas now is in high-temperature high-pressure state, directly
Run in put and can bring noise pollution and exhaust emission, generally use exhaust noise silencing system reduces exhaust noise, existing automobile
Pressure is easily too high in muffler shell, and exhaust resistance is big, reduces erasure effect, and is vented and is easily obstructed, and reduces hair
The effective output of motivation, caused heat can not quickly shed in exhaust process, and shortened mobile muffler uses the longevity
Life.
The content of the invention
The purpose of this utility model is to provide a kind of automobile two stage muffler, and the device is provided with noise reduction unit I, noise reduction unit
II, two level noise reduction can be carried out, volume-expanding pressure-reducing room can reduce pressure at expulsion in addition, increase automobile power, and cooling chamber can be reduced effectively
Heat caused by exhaust process, increase the service life of apparatus.
Technical scheme is used by the utility model solves its technical problem：A kind of automobile two stage muffler, including enter
Tracheae I, volume-expanding pressure-reducing room, noise reduction unit I, cooling chamber, noise reduction unit II, the side of the volume-expanding pressure-reducing room are provided with air inlet pipe I,
The opposite side of the volume-expanding pressure-reducing room is provided with noise reduction unit I；Breather pipe is provided with the noise reduction unit I, the breather pipe is disappeared
Soundboard is divided into both ends；Cooling chamber is provided between the noise reduction unit I and noise reduction unit II, coolant disk is provided with the cooling chamber
Pipe, the coolant coil pipe are provided with liquid feeding end and outlet end, and the liquid feeding end stretches out the upside of cooling chamber, and the outlet end is stretched
Go out the downside of cooling chamber；The noise reduction unit II include blast pipe, dividing plate III, muffler rear wall, air inlet pipe II, dividing plate II, every
Plate I；Dividing plate I, dividing plate II, dividing plate III are sequentially provided with the noise reduction unit II；The air inlet pipe II sequentially pass through dividing plate I, every
Plate II；The blast pipe sequentially passes through dividing plate II, dividing plate III, muffler rear wall.
Further, filter screen is provided with the air inlet of the air inlet pipe I.
Further, the breather pipe, blast pipe, be equipped with bloop in air inlet pipe II.
Further, the dividing plate I, be equipped with passage on dividing plate II.
Further, the coolant in the coolant coil pipe can be water.
Further, the side wall of the cooling chamber is provided with absorbent treatment.
The beneficial effects of the utility model are：The device device is provided with noise reduction unit I, noise reduction unit II, can carry out two
Level noise reduction, using acoustical panel and sound attenuation hole, noise reducing, volume-expanding pressure-reducing room can reduce pressure at expulsion in addition, increase automobile power,
Cooling chamber can effectively reduce heat caused by exhaust process, increase the service life of noise reduction device.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of automobile two stage muffler of the utility model.
Fig. 2 is a kind of schematic diagram of the cooling chamber of automobile two stage muffler of the utility model.
In figure：1st, air inlet pipe I, 2, volume-expanding pressure-reducing room, 3, noise reduction unit I, 4, acoustical panel, 5, breather pipe,
6th, cooling chamber, 7, coolant coil pipe, 8, noise reduction unit II, 9, blast pipe, 10, dividing plate III,
11st, muffler rear wall, 12, air inlet pipe II, 13, dividing plate II, 14, dividing plate I, 15, liquid feeding end,
16th, outlet end.
Embodiment
A kind of automobile two stage muffler of the utility model is described further below in conjunction with the accompanying drawings.
A kind of automobile two stage muffler, including air inlet pipe I（1）, volume-expanding pressure-reducing room（2）, noise reduction unit I（3）, cooling chamber
（6）, noise reduction unit II（8）, the volume-expanding pressure-reducing room（2）Side be provided with air inlet pipe I（1）, the volume-expanding pressure-reducing room（2）It is another
Side is provided with noise reduction unit I（3）；The noise reduction unit I（3）It is interior to be provided with breather pipe（5）, the breather pipe（5）By acoustical panel（4）
It is divided into both ends；The noise reduction unit I（3）With noise reduction unit II（8）Between be provided with cooling chamber（6）, the cooling chamber（6）Inside it is provided with
Coolant coil pipe（7）, the coolant coil pipe（7）It is provided with liquid feeding end（15）And outlet end（16）, the liquid feeding end（15）Stretch
Go out the upside of cooling chamber, the outlet end（16）Stretch out cooling chamber（6）Downside；The noise reduction unit II（8）Including blast pipe
（9）, dividing plate III（10）, muffler rear wall（11）, air inlet pipe II（12）, dividing plate II（13）, dividing plate I（14）；The noise reduction unit
Ⅱ（8）Inside it is sequentially provided with dividing plate I（14）, dividing plate II（13）, dividing plate III（10）；The air inlet pipe II（12）Sequentially pass through dividing plate I
（14）, dividing plate II（13）；The blast pipe（9）Sequentially pass through dividing plate II（13）, dividing plate III（10）, muffler rear wall（11）.
The air inlet pipe I（1）Air inlet at be provided with filter screen.
The breather pipe（5）, blast pipe（9）, air inlet pipe II（12）On be equipped with bloop.
The dividing plate I（14）, dividing plate II（13）On be equipped with passage.
The coolant coil pipe（7）Interior coolant can be water.
The cooling chamber（6）Side wall be provided with absorbent treatment.
When it is implemented, waste gas passes through air inlet pipe I（1）Air inlet at strainer filtering after enter, volume-expanding pressure-reducing room
（2）, waste gas is in volume-expanding pressure-reducing room（2）Interior, flows decrease, air pressure reduces, and reduces air-flow to noise reduction unit I（3）, noise reduction unit II
（8）Impact caused by injury, after decompression, waste gas and sound wave enter noise reduction unit I（1）, by acoustical panel（4）With it is logical
Tracheae（5）On bloop one-level noise abatement after enter cooling chamber（6）, cooling chamber（6）Interior coolant coil pipe（7）Interior is cold
But liquid can reduce the temperature of air-flow, and the air-flow after cooling enters noise reduction unit II（8）, noise reduction unit II（8）Interior air inlet
Pipe II（12）And blast pipe（9）On bloop to sound wave carry out two level noise abatement.
Air inlet pipe I（1）Air inlet at filter screen can play simple filtration, volume-expanding pressure-reducing room（2）Pass through increasing
Large space volume reduces the pressure of air-flow, so as to increase the power of automobile, breather pipe（5）, blast pipe（9）, air inlet pipe II（12）
On bloop can play a part of multiple noise abatement, cooling chamber（6）Interior coolant coil pipe（7）In coolant can reduce
The temperature of air-flow, increase the service life of noise reduction device.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent character or Structural Transformation made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in other
Related technical field, is similarly included in scope of patent protection of the present utility model.
Claims (6)
1. a kind of automobile two stage muffler, including air inlet pipe I, volume-expanding pressure-reducing room, noise reduction unit I, cooling chamber, noise reduction unit II,
It is characterized in that：The side of the volume-expanding pressure-reducing room is provided with air inlet pipe I, and the opposite side of the volume-expanding pressure-reducing room is provided with noise reduction unit
Ⅰ；Breather pipe is provided with the noise reduction unit I, the breather pipe is divided into both ends by acoustical panel；The noise reduction unit I and noise reduction list
Cooling chamber is provided between member II, coolant coil pipe is provided with the cooling chamber, the coolant coil pipe is provided with liquid feeding end and gone out
Liquid end, the liquid feeding end stretch out the upside of cooling chamber, and the outlet end stretches out the downside of cooling chamber；The noise reduction unit II includes
Blast pipe, dividing plate III, muffler rear wall, air inlet pipe II, dividing plate II, dividing plate I；Be sequentially provided with the noise reduction unit II dividing plate I,
Dividing plate II, dividing plate III；The air inlet pipe II sequentially passes through dividing plate I, dividing plate II；The blast pipe sequentially passes through dividing plate II, dividing plate
IIIth, muffler rear wall.
A kind of 2. automobile two stage muffler according to claim 1, it is characterised in that：At the air inlet of the air inlet pipe I
Provided with filter screen.
A kind of 3. automobile two stage muffler according to claim 1, it is characterised in that：The breather pipe, blast pipe, air inlet
Bloop is equipped with pipe II.
A kind of 4. automobile two stage muffler according to claim 1, it is characterised in that：It is all provided with the dividing plate I, dividing plate II
There is passage.
A kind of 5. automobile two stage muffler according to claim 1, it is characterised in that：Cooling in the coolant coil pipe
Liquid can be water.
A kind of 6. automobile two stage muffler according to claim 1, it is characterised in that：The side wall of the cooling chamber is provided with
Absorbent treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720657990.5U CN206785454U (en) | 2017-06-08 | 2017-06-08 | A kind of automobile two stage muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720657990.5U CN206785454U (en) | 2017-06-08 | 2017-06-08 | A kind of automobile two stage muffler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206785454U true CN206785454U (en) | 2017-12-22 |
Family
ID=60716618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720657990.5U Expired - Fee Related CN206785454U (en) | 2017-06-08 | 2017-06-08 | A kind of automobile two stage muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206785454U (en) |
-
2017
- 2017-06-08 CN CN201720657990.5U patent/CN206785454U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20180608 |