CN104819033B - A kind of dual circuit tail gas buffers muffler - Google Patents
A kind of dual circuit tail gas buffers muffler Download PDFInfo
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- CN104819033B CN104819033B CN201510106805.9A CN201510106805A CN104819033B CN 104819033 B CN104819033 B CN 104819033B CN 201510106805 A CN201510106805 A CN 201510106805A CN 104819033 B CN104819033 B CN 104819033B
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- noise reduction
- sound attenuator
- main
- pipe
- air
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Abstract
It is an object of the invention to provide a kind of dual circuit tail gas to buffer muffler.The technical scheme is that：Tail gas is buffered and separated with silencing means by the vehicle exhaust silencing means, is filled in muffler buffer unit with noise reduction web.The impulse force of air-flow can effectively be reduced by being distributed in substantial amounts of steam vent on Diffusion of gas stream pipe, buffered and helped digest a part of exhaust emissions inside sound attenuator, with the reduction of air flow impulse and flow, will effectively be buffered into the air-flow inside main sound attenuator.It is provided with two airflow circulating pipes on sound gobo, its effect is then when tail gas is discharged by several steam vents on air-flow buffer pipe, and air-flow migration is played and impacted caused by a link airstream vibration in the inside of main noise reduction inner bag.Equipped with a buffering silencing means and an airflow noise-elimination device, the sound attenuator of twice different structure, it is more conducive to reduce sound level.Decline the sound of low exhaust gas discharge in double action, and be applicable to the exhaust emissions of various vehicle models.
Description
Technical field
The present invention relates to areas of information technology, more particularly to a kind of dual circuit tail gas buffering muffler.
Background technology
Automobile is during traveling, and noise pollution is brought to people's daily life and driver caused by exhaust emissions
Many troubles.Discharge noise is excessive, not only influences environment, and brings inconvenience to driving, exhaust emissions air-flow
Increase can cause not steady enough when vehicle travels.Muffler how is adjusted and improved, allows it to offset engine production as far as possible
Raw vibration acoustic；Being only reduces the final purpose of the exhaust sound.
Tail gas is buffered and separated with silencing means by the vehicle exhaust silencing means, and noise reduction web is used in muffler buffer unit
To fill.When tail gas is discharged from Diffusion of gas stream pipe, being distributed on Diffusion of gas stream pipe substantial amounts of steam vent can effectively be reduced
The impulse force of air-flow, the tail gas impulse force of outflow are then alleviated by noise reduction web, that is, buffer and help digest a part of tail inside sound attenuator
Gas discharges, and with the reduction of air flow impulse and flow, will effectively be buffered into the air-flow inside main sound attenuator.Disappearing
Sound dividing plate is provided with two airflow circulating pipes, and its effect is then when tail gas is discharged by several steam vents on air-flow buffer pipe
When, air-flow migration is played and impacted caused by a link airstream vibration in the inside of main noise reduction inner bag.With tail gas in a steady stream not
Disconnected pours in, and after the tail gas after buffering enters main sound attenuator inside, tail gas is by the row on the air-flow buffer pipe in main noise reduction inner bag
Stomata is discharged, and then cycle alternation operates gas in two interval ranges separated by sound gobo.The muffler is furnished with one
Individual buffering silencing means and an airflow noise-elimination device.The sound attenuator of this twice different structure, it is more conducive to reduce sound level.Buffering
Discharge of the filling of silencing cotton to tail gas serves important throttling action in silencing means；After two airflow circulating pipes are to buffering
Tail gas again served to the effect for alleviating gas shock, decline the sound of low exhaust gas discharge in double action, it is and applicable
In the exhaust emissions of various vehicle models.
The content of the invention
It is an object of the invention to provide a kind of dual circuit tail gas to buffer muffler.
The technical scheme is that：A kind of dual circuit tail gas buffers muffler, it is characterised in that：By buffering sound attenuator,
Gas connection pipe, main sound attenuator, blast pipe, air inlet pipe, protective case and groups of fins are into being additionally provided with and disappear on the buffering sound attenuator
Sound web and air-flow anemostat, the noise reduction web is positioned at the inside of buffering sound attenuator, the noise reduction web and buffering sound attenuator
To be fixedly connected, the Diffusion of gas stream pipe is located at the inside of noise reduction web, and the Diffusion of gas stream pipe connects with noise reduction web to be fixed
Connect, the gas connection pipe is positioned at the side of buffering sound attenuator, and one end of the gas connection pipe is by buffering sound attenuator and disappearing
For sound web with Diffusion of gas stream pipe to be fixedly connected, the main sound attenuator is located at the side of gas connection pipe, the gas connection pipe
The other end by main sound attenuator to be fixedly connected, main noise reduction inner bag, the main noise reduction inner bag are additionally provided with the main sound attenuator
Positioned at the inside of main sound attenuator, the main noise reduction inner bag, to be fixedly connected, is additionally provided with main sound attenuator on the main noise reduction inner bag
Sound gobo, air-flow buffer pipe and several airflow circulating pipes, the sound gobo is located at the inside of main noise reduction inner bag, described to disappear
For sound dividing plate with main noise reduction inner bag to be fixedly connected, the air-flow buffer pipe is located at the inside of main noise reduction inner bag, the air-flow buffer
One end of pipe is to be fixedly connected with gas connection pipe through sound gobo, main noise reduction inner bag and main sound attenuator, any air-flow
Circulation pipe is located at the inside of main noise reduction inner bag, and with sound gobo to be fixedly connected, the blast pipe is located at the airflow circulating pipe
The opposite side of main sound attenuator, the blast pipe is with the other end of air-flow buffer pipe to be fixedly connected, and the air inlet pipe is positioned at buffering
The opposite side of sound attenuator, one end of the air inlet pipe are connected by buffering sound attenuator and noise reduction web with Diffusion of gas stream pipe to be fixed
Connect, the protective case is to be fixedly connected with buffering sound attenuator positioned at the outside of buffering sound attenuator, the protective case, the fin
Positioned at the outside of main sound attenuator, the fin is to be fixedly connected with main sound attenuator.
Further, the buffering sound attenuator is iron fully sheathed case.
Further, the noise reduction web is filled in inside buffering sound attenuator.
Further, several ventholes are additionally provided with the Diffusion of gas stream pipe.
Further, the main sound attenuator is iron fully sheathed case.
Further, the main noise reduction inner bag is iron fully sheathed case.
Further, several steam vents are additionally provided with the side of the air-flow buffer pipe.
The beneficial effects of the present invention are：Tail gas is buffered and separated with silencing means by the vehicle exhaust silencing means, is disappeared
Filled in sound buffer unit with noise reduction web.When tail gas is discharged from Diffusion of gas stream pipe, Diffusion of gas stream Guan Shang great is distributed in
The steam vent of amount can effectively reduce the impulse force of air-flow, and the tail gas impulse force of outflow is then alleviated by noise reduction web, that is, buffers noise reduction
A part of exhaust emissions is helped digest inside case, with the reduction of air flow impulse and flow, the air-flow into inside main sound attenuator
Will effectively it be buffered.Two airflow circulating pipes are provided with sound gobo, its effect is then when tail gas is delayed by air-flow
During several steam vents discharge on washing pipe, air-flow migration plays a link airstream vibration institute in the inside of main noise reduction inner bag
The impact brought.As tail gas endlessly pours in, after the tail gas after buffering enters main sound attenuator inside, tail gas is by main noise reduction
The steam vent on air-flow buffer pipe in inner bag is discharged, and gas then circulates in two interval ranges separated by sound gobo
Alternately operate.The muffler is equipped with a buffering silencing means and an airflow noise-elimination device.The noise reduction of this twice different structure
Case, it is more conducive to reduce sound level.Discharge of the filling of silencing cotton to tail gas serves important throttling and made in buffering silencing means
With；Two airflow circulating pipes have again served to the effect for alleviating gas shock to the tail gas after buffering, are reduced under double action
The sound of exhaust emissions, and it is applicable to the exhaust emissions of various vehicle models.
Brief description of the drawings
Fig. 1 is the front view of the present invention.
Fig. 2 is the overall appearance figure of the present invention.
Wherein：1st, sound attenuator 2, noise reduction web 3, Diffusion of gas stream pipe are buffered
4th, gas connection pipe 5, main sound attenuator 6, main noise reduction inner bag
7th, sound gobo 8, air-flow buffer pipe 9, airflow circulating pipe
10th, blast pipe 11, air inlet pipe 12, protective case
13rd, fin
Embodiment
Brief description is made to the embodiment of the present invention below in conjunction with the accompanying drawings.
A kind of dual circuit tail gas buffering muffler as shown in Figure 1 and Figure 2, it is characterised in that：Connected by buffering sound attenuator 1, gas
Adapter 4, main sound attenuator 5, blast pipe 10, air inlet pipe 11, protective case 12 and fin 13 form, on the buffering sound attenuator 1 also
Provided with noise reduction web 2 and air-flow anemostat 3, the noise reduction web 2 positioned at buffering sound attenuator 1 inside, the noise reduction web 2 with
Buffering sound attenuator 1 is is fixedly connected with, and the Diffusion of gas stream pipe 3 is located at the inside of noise reduction web 2, and the Diffusion of gas stream pipe 3 is with disappearing
Sound web 2 is is fixedly connected with, and the gas connection pipe 4 is positioned at the side of buffering sound attenuator 1, one end of the gas connection pipe 4
By buffering sound attenuator 1 and noise reduction web 2 with Diffusion of gas stream pipe 3 to be fixedly connected, the main sound attenuator 5 is located at gas connection pipe
4 side, the other end of the gas connection pipe 4, to be fixedly connected, are additionally provided with by main sound attenuator 5 on the main sound attenuator 5
Main noise reduction inner bag 6, the main noise reduction inner bag 6 are located at the inside of main sound attenuator 5, and the main noise reduction inner bag 6 and main sound attenuator 5 are solid
It is fixed to connect, sound gobo 7, air-flow buffer pipe 8 and several airflow circulating pipes 9 are additionally provided with the main noise reduction inner bag 6, it is described to disappear
Sound dividing plate 7 is located at the inside of main noise reduction inner bag 6, and with main noise reduction inner bag 6 to be fixedly connected, the air-flow delays the sound gobo 7
Washing pipe 8 is located at the inside of main noise reduction inner bag 6, and one end of the air-flow buffer pipe 8 is through sound gobo 7, main noise reduction inner bag 6 and master
For sound attenuator 5 with gas connection pipe 4 to be fixedly connected, any airflow circulating pipe 9 is located at the inside of main noise reduction inner bag 6, described
For airflow circulating pipe 9 with sound gobo 7 to be fixedly connected, the blast pipe 10 is located at the opposite side of main sound attenuator 5, the blast pipe
10 with the other end of air-flow buffer pipe 8 to be fixedly connected, the air inlet pipe 11 positioned at buffering sound attenuator 1 opposite side, it is described enter
One end of tracheae 11 is by buffering sound attenuator 1 and noise reduction web 2 with Diffusion of gas stream pipe 3 to be fixedly connected, the protective case 12
In the outside of buffering sound attenuator 1, with buffering sound attenuator 1 to be fixedly connected, the fin 13 disappears the protective case 12 positioned at master
The outside of audio amplifier 5, the fin 13 are to be fixedly connected with main sound attenuator 5.The buffering sound attenuator 1 is iron fully sheathed case.It is described
Noise reduction web 2 is filled in inside buffering sound attenuator 1.Several ventholes are additionally provided with the Diffusion of gas stream pipe 3.The main noise reduction
Case 5 is iron fully sheathed case.The main noise reduction inner bag 6 is iron fully sheathed case.Several rows are additionally provided with the side of the air-flow buffer pipe 8
Stomata.
Working method：Tail gas is buffered and separated with silencing means by the vehicle exhaust silencing means, first vehicle exhaust from
The air inlet pipe 11 of the muffler is entered in muffler buffer unit, is filled in muffler buffer unit with noise reduction web 2.Due to
Air inlet pipe 11 is connected with the Diffusion of gas stream pipe 3 inside buffering sound attenuator 1, and with several exhausts on Diffusion of gas stream pipe 3
Hole, when tail gas is discharged from Diffusion of gas stream pipe 3, gas can effectively be reduced by being distributed on Diffusion of gas stream pipe 3 substantial amounts of steam vent
The impulse force of stream, the tail gas impulse force of outflow are then alleviated by noise reduction web 2, that is, buffer and help digest a part of tail inside sound attenuator 1
Gas is discharged, with the reduction of air flow impulse and flow, then the air-flow entered inside main sound attenuator 5 will effectively be delayed
Punching.After tail gas after buffering enters the main inside of sound attenuator 5, tail gas is by the steam vent on the air-flow buffer pipe 8 in main noise reduction inner bag 6
Discharged, then cycle alternation operates gas in two interval ranges separated by sound gobo 7.It is provided with sound gobo 7
Two airflow circulating pipes 9, its effect are then the air-flow trips when tail gas is discharged by several steam vents on air-flow buffer pipe 8
Walk in the inside of main noise reduction inner bag 6, play and impacted caused by a link airstream vibration.As tail gas endlessly gushes
Enter, the exhaust gas flow buffered can discharge from blast pipe 10.The muffler is equipped with a buffering silencing means and an air-flow
Silencing means.The sound attenuator of this twice different structure, it is more conducive to reduce sound level.Buffer the filling pair of silencing cotton in silencing means
The discharge of tail gas serves important throttling action；Two airflow circulating pipes 2 have again served to alleviation gas to the tail gas after buffering
The effect of impact is flowed, declines the sound of low exhaust gas discharge in double action, and is applicable to the tail gas row of various vehicle models
Put.
One embodiment of the present of invention is described in detail above, but the content is only the preferable implementation of the present invention
Example, it is impossible to be considered as the practical range for limiting the present invention.All equivalent changes made according to the present patent application scope and improvement
Deng, all should still belong to the present invention patent covering scope within.
Claims (1)
1. a kind of dual circuit tail gas buffers muffler, it is characterised in that：By buffering sound attenuator, gas connection pipe, main sound attenuator, row
Tracheae, air inlet pipe, protective case and groups of fins are into described buffer is additionally provided with noise reduction web and air-flow anemostat, institute on sound attenuator
Noise reduction web is stated positioned at the inside of buffering sound attenuator, with buffering sound attenuator to be fixedly connected, the air-flow expands the noise reduction web
Separate tube is located at the inside of noise reduction web, and with noise reduction web to be fixedly connected, the gas connection pipe is located at the Diffusion of gas stream pipe
The side of sound attenuator is buffered, one end of the gas connection pipe is by buffering sound attenuator and noise reduction web and Diffusion of gas stream Guan Weigu
Fixed connection, the main sound attenuator are located at the side of gas connection pipe, and the other end of the gas connection pipe is by main sound attenuator
It is fixedly connected, main noise reduction inner bag is additionally provided with the main sound attenuator, the main noise reduction inner bag is located at the inside of main sound attenuator, described
Main noise reduction inner bag and main sound attenuator to be fixedly connected, if be additionally provided with the main noise reduction inner bag sound gobo, air-flow buffer pipe and
Dry airflow circulating pipe, the sound gobo are located at the inside of main noise reduction inner bag, and the sound gobo and main noise reduction inner bag are solid
Fixed connection, the air-flow buffer pipe are located at the inside of main noise reduction inner bag, and one end of the air-flow buffer pipe is through sound gobo, master
With gas connection pipe to be fixedly connected, any airflow circulating pipe is located at the interior of main noise reduction inner bag for noise reduction inner bag and main sound attenuator
Portion, for the airflow circulating pipe with sound gobo to be fixedly connected, the blast pipe is located at the opposite side of main sound attenuator, the exhaust
Manage with the other end of air-flow buffer pipe to be fixedly connected, the air inlet pipe is positioned at the opposite side of buffering sound attenuator, the air inlet pipe
One end by buffering sound attenuator and noise reduction web and Diffusion of gas stream pipe to be fixedly connected, the protective case is positioned at buffering sound attenuator
Outside, for the protective case with buffering sound attenuator to be fixedly connected, the fin is located at the outside of main sound attenuator, the radiating
Piece is to be fixedly connected with main sound attenuator；The buffering sound attenuator is iron fully sheathed case；The noise reduction web is filled in buffering sound attenuator
It is internal；Several ventholes are additionally provided with the Diffusion of gas stream pipe；The main sound attenuator is iron fully sheathed case；The main noise reduction inner bag
For iron fully sheathed case；Several steam vents are additionally provided with the side of the air-flow buffer pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106805.9A CN104819033B (en) | 2015-03-11 | 2015-03-11 | A kind of dual circuit tail gas buffers muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106805.9A CN104819033B (en) | 2015-03-11 | 2015-03-11 | A kind of dual circuit tail gas buffers muffler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104819033A CN104819033A (en) | 2015-08-05 |
| CN104819033B true CN104819033B (en) | 2017-11-14 |
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ID=53729478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510106805.9A Expired - Fee Related CN104819033B (en) | 2015-03-11 | 2015-03-11 | A kind of dual circuit tail gas buffers muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104819033B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246314B (en) * | 2016-09-27 | 2019-01-01 | 天津市神驰汽车零部件有限公司 | A kind of noise elimination automobile exhaust pipe |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2485427Y (en) * | 2001-05-25 | 2002-04-10 | 陈涛 | Secondary silencer for motorcycle |
| CN203570405U (en) * | 2013-12-02 | 2014-04-30 | 天津市神驰汽车零部件有限公司 | Single-row exhaust pipe with filtering and silencing device |
| CN203570406U (en) * | 2013-12-02 | 2014-04-30 | 天津市神驰汽车零部件有限公司 | Double-row exhaust pipe with filtering and silencing device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008008250A (en) * | 2006-06-30 | 2008-01-17 | Toyota Motor Corp | Sub-muffler structure for internal combustion engine |
-
2015
- 2015-03-11 CN CN201510106805.9A patent/CN104819033B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2485427Y (en) * | 2001-05-25 | 2002-04-10 | 陈涛 | Secondary silencer for motorcycle |
| CN203570405U (en) * | 2013-12-02 | 2014-04-30 | 天津市神驰汽车零部件有限公司 | Single-row exhaust pipe with filtering and silencing device |
| CN203570406U (en) * | 2013-12-02 | 2014-04-30 | 天津市神驰汽车零部件有限公司 | Double-row exhaust pipe with filtering and silencing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104819033A (en) | 2015-08-05 |
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