CN207297124U - Mobile muffler - Google Patents
Mobile muffler Download PDFInfo
- Publication number
- CN207297124U CN207297124U CN201721258785.8U CN201721258785U CN207297124U CN 207297124 U CN207297124 U CN 207297124U CN 201721258785 U CN201721258785 U CN 201721258785U CN 207297124 U CN207297124 U CN 207297124U
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- Prior art keywords
- housing
- warehouse
- air inlet
- exhaust pipe
- pieces
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Abstract
The utility model discloses a kind of mobile muffler, it is in the housing of tubular oval, closed at both ends including a cross section, enclosure interior is separated into four warehouses by three pieces of partition plates, and four warehouses are followed successively by first, second, third and fourth warehouse from the input end of housing to the port of export；The air inlet pipe being fixed in housing, intermediate tube and exhaust pipe are further included, air inlet pipe is located in the 4th warehouse and outside the input end of housing respectively through three pieces of partition plates and air inlet pipe both ends at the same time；Intermediate tube is at the same time through two pieces of partition plates of the input end by housing and the both ends of intermediate tube are respectively positioned at first and the 3rd in warehouse；Exhaust pipe is at the same time through the both ends of three pieces of partition plates and exhaust pipe respectively in the first warehouse and outside the port of export of housing；Three pipelines are located at the indoor part in the second storehouse and offer some perforation, and air inlet pipe also is provided with perforating in the indoor part in first and third storehouse, and silencing cotton is filled in the second warehouse.Acoustic wave filter structure simple and compact, the good muffling effect.
Description
Technical field
The utility model belongs to muffler technical field, more particularly to a kind of automotive muffler.
Background technology
Now, as emission regulation demands are more and more stringenter, the arrangement of mobile muffler and use propose requirements at the higher level,
And customer is also higher and higher to the controllability of vehicle and the requirement of comfort, and then to the requirement of mobile muffler various aspects of performance
Also it is increasingly stringenter, such as noise control.Main parts size of the silencer as automobile, rises in noise control of automobile etc.
Key effect, therefore, the design of mobile muffler are needed on the basis of rational in infrastructure, meet smooth gas discharge, convenient to install cloth
Put.But existing mobile muffler sets also not fully up to expectations in noise control and overall structure.
Utility model content
The purpose of this utility model is to provide a kind of mobile muffler, and the mobile muffler compact overall structure, eliminates the noise
Performance is good.
The technical solution of the utility model is as follows：
A kind of mobile muffler, includes the housing of a tubular, and the cross section of the housing is in ellipticity, the import of housing
End and the port of export are closed by end cap respectively, and enclosure interior is separated into four warehouses by three pieces of partition plates, four warehouses from
The input end of housing sets to the port of export and is followed successively by first, second, third and fourth warehouse；
The air inlet pipe parallel with housing axis, intermediate tube and the exhaust pipe being fixed in housing are further included, wherein, institute
State air inlet pipe while be located at respectively in the 4th warehouse and outside the input end of housing through three pieces of partition plates and air inlet pipe both ends；It is described
Intermediate tube is at the same time through two pieces of partition plates of the input end by housing and the both ends of intermediate tube are respectively positioned at first and the 3rd in warehouse；
The exhaust pipe is at the same time through the both ends of three pieces of partition plates and exhaust pipe respectively in the first warehouse and outside the port of export of housing；
The air inlet pipe, intermediate tube and exhaust pipe are located at the indoor part in the second storehouse and offer some perforation, and the air inlet pipe is
First, the indoor part in three storehouses is additionally provided with some perforation, and silencing cotton is also filled with second warehouse.
Further, one end that the intermediate tube is located at the 3rd warehouse is horn mouth.
Further, three pieces of partition plates are each attached in inner walls and vertical with housing axis, on every piece of partition plate
It is provided with some through holes.
Further, the ratio between volume of first, second, third and fourth warehouse is 2:2:2:1.
Further, three round centers of circle that the air inlet pipe, intermediate tube and exhaust pipe are formed on same cross section
On a camber line, the camber line is parallel with the busbar for the wherein one side wall that the elliptical major axis faces, and exhaust pipe exists
The distance at the center of circle to the elliptical major axis both ends on the cross section is equal, and the air inlet pipe and intermediate tube are located at exhaust pipe
The same side and spacing between exhaust pipe it is equal.
The beneficial effects of the utility model：The utility model is simple and compact for structure, as made of the structure of the utility model
Muffler acoustic attenuation performance effect is good, back pressure is relatively low, shell position characteristics of compact layout, can be arranged for vehicle body and provide more effective skies
Between；Whole silencer is compact, light-weight, especially suitable for the limited vehicle of chassis arrangement space.
Brief description of the drawings
Fig. 1 is the utility model structure diagram.
Fig. 2 is the A-A/B-B sectional views in Fig. 1.
Fig. 3 is the C-C sectional views in Fig. 1.
Embodiment
Illustrate the embodiment of the utility model by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
The utility model is described in further detail with reference to the accompanying drawings and examples：
As shown in Fig. 1-3, a kind of mobile muffler, includes the housing 2 of a tubular, the cross section of the housing 2 is in ellipse
Round shape, the inlet end and an outlet end of housing 2 are closed by an end cap 1 respectively, and four are separated into by three pieces of partition plates 5 inside housing 2
Warehouse, four warehouses are set from the input end of housing 2 to the port of export is followed successively by the first warehouse 201, the second warehouse 202,
Three warehouses 203 and the 4th warehouse 204.
The air inlet pipe 8 parallel with the axis of housing 2, intermediate tube 4 and the exhaust pipe 6 being fixed in housing 2 are further included,
Wherein, the air inlet pipe 8 is located in the 4th warehouse 204 and housing 2 respectively through three pieces of partition plates 3 and 8 both ends of air inlet pipe at the same time
Outside input end；The intermediate tube 4 is at the same time through two pieces of partition plates 3 of the input end by housing 2 and the both ends difference position of intermediate tube 4
In first and the 3rd in warehouse 203；The exhaust pipe 6 is located at first respectively through the both ends of three pieces of partition plates 3 and exhaust pipe 6 at the same time
In warehouse 201 and outside the port of export of housing 2；The air inlet pipe 8, intermediate tube 4 and exhaust pipe 6 are located in the second warehouse 202
Part offers some perforation, and the air inlet pipe 8 is additionally provided with some perforation in the indoor part in first and third storehouse, above-mentioned
The aperture of perforation preferably takes 2 to 4 millimeters, and silencing cotton 9 is also filled with second warehouse 202.
Further, one end that the intermediate tube 4 is located at the 3rd warehouse 203 is horn mouth, to be vented and lifted noise reduction
Device effect.
Further, three pieces of partition plates 3 are each attached on the inner wall of housing 1 and vertical with the axis of housing 1, every piece every
Some through hole b are provided with plate 3, through hole b apertures preferably take 1 to 2 millimeters, make overall structure more stable, performance muffler is more preferable.
Further, the ratio between volume of first, second, third and fourth warehouse 204 is 2:2:2:1, by this volume ratio into
Row exhaust noise silencing can reach optimum efficiency.
Further, as shown in Fig. 2, what the air inlet pipe 8, intermediate tube 4 and exhaust pipe 6 were formed on same cross section
Three round centers of circle are on a camber line f, the busbar for the wherein one side wall that the camber line f is faced with the elliptical major axis
E is parallel, and the distance of the center of circle of the exhaust pipe 6 on the cross section to the two-end-point g of the elliptical major axis is equal, the air inlet
Pipe 8 and intermediate tube 4 are located at the same side of exhaust pipe 6 and spacing between exhaust pipe 6 is equal, this kind of air inlet pipe 8, intermediate tube 4
It can optimize erasure effect significantly with the setting structure of exhaust pipe 6.
The above embodiments are only illustrative of the principle and efficacy of the utility model, new not for this practicality is limited
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
God and all equivalent modifications completed under technological thought or change, should be covered by the claim of the utility model.
Claims (5)
- A kind of 1. mobile muffler, it is characterised in that：Including the housing of a tubular, the cross section of the housing is in ellipticity, The inlet end and an outlet end of housing is closed by an end cap respectively, and enclosure interior is separated into four warehouses by three pieces of partition plates, described Four warehouses set from the input end of housing to the port of export and are followed successively by first, second, third and fourth warehouse；Further include the air inlet pipe parallel with housing axis, intermediate tube and the exhaust pipe being fixed in housing, wherein, it is described into Tracheae is located in the 4th warehouse and outside the input end of housing respectively through three pieces of partition plates and air inlet pipe both ends at the same time；The centre Pipe is at the same time through two pieces of partition plates of the input end by housing and the both ends of intermediate tube are respectively positioned at first and the 3rd in warehouse；It is described Exhaust pipe is at the same time through the both ends of three pieces of partition plates and exhaust pipe respectively in the first warehouse and outside the port of export of housing；It is described Air inlet pipe, intermediate tube and exhaust pipe are located at the indoor part in the second storehouse and offer some perforation, and the air inlet pipe is first and third The indoor part in storehouse is additionally provided with some perforation, and silencing cotton is filled with second warehouse.
- 2. mobile muffler according to claim 1, it is characterised in that：One end that the intermediate tube is located at the 3rd warehouse is loudspeaker Mouth.
- 3. mobile muffler according to claim 1, it is characterised in that：Three pieces of partition plates be each attached in inner walls and It is vertical with housing axis, some through holes are provided with every piece of partition plate.
- 4. mobile muffler according to claim 1, it is characterised in that：The volume of first, second, third and fourth warehouse it Than for 2:2:2:1.
- 5. according to any one of claim 1-4 mobile muffler, it is characterised in that：The air inlet pipe, intermediate tube and exhaust Three round centers of circle that pipe is formed on same cross section are on a camber line, the camber line and the elliptical major axis phase The busbar of the wherein one side wall of face is parallel, the center of circle of the exhaust pipe on the cross section to the elliptical major axis both ends away from From equal, the air inlet pipe and intermediate tube are located at the same side of exhaust pipe and spacing between exhaust pipe is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721258785.8U CN207297124U (en) | 2017-09-28 | 2017-09-28 | Mobile muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721258785.8U CN207297124U (en) | 2017-09-28 | 2017-09-28 | Mobile muffler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207297124U true CN207297124U (en) | 2018-05-01 |
Family
ID=62440106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721258785.8U Active CN207297124U (en) | 2017-09-28 | 2017-09-28 | Mobile muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207297124U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109356685A (en) * | 2018-12-10 | 2019-02-19 | 徐文君 | A kind of automobile exhaust system muffler |
| CN109555586A (en) * | 2018-11-22 | 2019-04-02 | 安徽江淮汽车集团股份有限公司 | Exhaust silencer |
-
2017
- 2017-09-28 CN CN201721258785.8U patent/CN207297124U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555586A (en) * | 2018-11-22 | 2019-04-02 | 安徽江淮汽车集团股份有限公司 | Exhaust silencer |
| CN109356685A (en) * | 2018-12-10 | 2019-02-19 | 徐文君 | A kind of automobile exhaust system muffler |
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| GR01 | Patent grant |