CN206299431U - A kind of automobile tail gas noise elimination device - Google Patents
A kind of automobile tail gas noise elimination device Download PDFInfo
- Publication number
- CN206299431U CN206299431U CN201621425780.5U CN201621425780U CN206299431U CN 206299431 U CN206299431 U CN 206299431U CN 201621425780 U CN201621425780 U CN 201621425780U CN 206299431 U CN206299431 U CN 206299431U
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- CN
- China
- Prior art keywords
- pipe
- noise elimination
- tail gas
- chambers
- shell
- 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 tail gas noise elimination device, including air inlet pipe, shell, at least two pieces demarcation strips, at least one linker, at least one pipe, escaping pipes；Air inlet pipe and shell UNICOM；Demarcation strip is separately positioned in shell, and the end face of demarcation strip is seamless with inner surface of outer cover affixed；Enclosure is divided at least three chambers by least two pieces demarcation strips；Linker two ends are respectively communicated with two non-conterminous chambers；Pipe connects adjacent two chambers；Air inlet pipe is connected with two chambers respectively with escaping pipe.The utility model realizes now the soundproof effect of silencer large volume of on the market at present with less muffler volume；And be laid out when Automobile Design because small volume is convenient, also to automobile, other parts remain more spaces.
Description
Technical field
The utility model is related to automobile manufacturing field, particularly a kind of automobile tail gas noise elimination device.
Background technology
Silencer is indispensable parts in Hyundai Motor, and it can be by the HTHP tail gas of Engine Exhaust Emission
It is depressured, realizes that during discharge gas larger noise will not be produced.Using resistance or impedance silencer on the market now more
Complex muffler；And this silencer it is indispensable be exactly to need to set noise elimination cavity in silencer, noise elimination cavity it is more and
The more big then soundproof effect of volume is better, but because automobile is a complicated and huge machinery, is made up of various parts,
Each parts requires shared small volume as far as possible, so carries out the silencer of simple designs according to the noise-cancelling theory of silencer
It is just opposite with actual demand.
So be badly in need of solving how to arrange chambers as far as possible in smaller size smaller now, to meet noise reduction requirement. more.
Utility model content
The purpose of this utility model is just to provide a kind of automobile tail gas noise elimination device, can arrange more in less volume
Noise elimination cavity, realize small size noise reduction high.
The purpose of this utility model realized by such technical scheme, it include air inlet pipe, shell, at least two pieces
Demarcation strip, at least one linker, at least one pipe, escaping pipe；The air inlet pipe and shell UNICOM；The demarcation strip difference
It is arranged in shell, and the end face of demarcation strip is seamless with inner surface of outer cover affixed；At least two pieces demarcation strips are by enclosure
It is divided at least three chambers；The linker two ends are respectively communicated with two non-conterminous chambers；The pipe is by adjacent two
Chamber；The air inlet pipe is connected with two chambers respectively with escaping pipe.
Further, the linker includes anechoic room, the first communicating pipe, the second communicating pipe；First communicating pipe, second
One end of communicating pipe connects with anechoic room respectively；First communicating pipe, the second communicating pipe the other end respectively with two not phases
Adjacent chamber, and end face opening is infundibulate.
Further, the anechoic room includes noise elimination room housing, vent board；The vent board be arranged on noise elimination room housing in and
Anechoic room enclosure interior is divided into two spaces；First communicating pipe, the second communicating pipe connect with two spaces respectively；It is described
Vent board is provided with the circular hole of a diameter of 1-2mm；The ventilation plate thickness is 1mm.
Further, circular hole of the diameter no more than 1mm is covered with the demarcation strip；The separation plate thickness is 1mm.
Further, perforation of the diameter no more than 1mm is covered with the linker.
Further, the inner surface of outer cover is paved with steel mesh；The steel mesh is with inner surface of outer cover at a distance of 5-20mm.
By adopting the above-described technical solution, the utility model has the following advantages：With less muffler volume reality
The soundproof effect of current silencer large volume of is on the market showed；And because small volume is convenient when Automobile Design
It is laid out, also to automobile, other parts remain more spaces.
Other advantages of the present utility model, target and feature will be explained in the following description to a certain extent
State, and to a certain extent, based on being will be apparent to those skilled in the art to investigating hereafter, or
Person can be instructed from practice of the present utility model.Target of the present utility model and other advantages can be said by following
Bright book and claims are realized and obtained.
Brief description of the drawings
Brief description of the drawings of the present utility model is as follows.
Fig. 1 is the first implementation method structural representation of the present utility model；
Fig. 2 is second implementation method structural representation of the present utility model.
In figure：1. air inlet pipe；2. shell；3. demarcation strip；4. linker；5. pipe；6. escaping pipe；7. anechoic room；71. disappear
Sound chamber's housing；72. vent boards；8. the first communicating pipe；9. the second communicating pipe；10. steel mesh.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
Embodiment 1：
Be illustrated in fig. 1 shown below, automobile tail gas noise elimination device include air inlet pipe 1,2, three pieces of shell demarcation strip 3, two linker 4,
Three pipes 5, escaping pipes 6；Air inlet pipe 1 and shell UNICOM；Demarcation strip 3 is separately positioned in shell 2, and demarcation strip 3 end face
It is seamless affixed with the inner surface of shell 2；Three pieces of demarcation strips 3 will be divided into four chambers inside shell 2；The two ends of linker 4 are respectively communicated with
Two non-conterminous chambers；Pipe 5 connects adjacent two chambers；Air inlet pipe 1 connects with two chambers respectively with escaping pipe 6
It is logical.Air inlet conveniently can be arranged in the car on the same line with gas outlet.
Linker 4 includes anechoic room 7, the first communicating pipe 8, the second communicating pipe 9；First communicating pipe 8, second communicating pipe 9
One end connects with anechoic room 7 respectively；First communicating pipe 8, the other end of the second communicating pipe 9 connect with two non-conterminous chambers respectively
It is logical, and end face opening is infundibulate.Can be realized in less space using a small noise elimination chamber is set on linker 4
Arranging more noise elimination chamber, and connect the funnel-shaped cross section of tube end can realize the noise reduction of tail gas.
Anechoic room 7 includes noise elimination room housing 71, vent board；Vent board 72 is arranged in noise elimination room housing 71 and by anechoic room
It is divided into two spaces inside housing 71；First communicating pipe 8, the second communicating pipe 9 connect with two spaces respectively；Vent board is provided with
The circular hole of a diameter of 1.5mm；The thickness of vent board 72 is 1mm；It is covered with the circular hole of a diameter of 1mm on demarcation strip 3；The thickness of demarcation strip 3
It is 1mm；It is covered with the perforation of a diameter of 1mm on linker 4；The inner surface of shell 2 is paved with steel mesh 10；Steel mesh 10 and the inner surface of shell 2
It is apart 5mm.The aperture of internal each part meets microwell plate sound absorption structure, can realize reducing tail gas when tail gas is passed through
The purpose that noise declines to a great extent during discharge.
Embodiment 2：
Be illustrated in fig. 2 shown below, automobile tail gas noise elimination device include air inlet pipe 1,2, three pieces of shell demarcation strip 3, two linker 4,
Four pipes 5, escaping pipes 6；Air inlet pipe 1 and the UNICOM of shell 2；Demarcation strip 3 is separately positioned in shell 2, and demarcation strip 3 end face
It is seamless affixed with the inner surface of shell 2；Three pieces of demarcation strips 3 are by the chamber of part in shell 2 four；The two ends of linker 4 are respectively communicated with two
Individual non-conterminous chamber；Pipe 5 connects adjacent two chambers；Air inlet pipe 1 is connected with two chambers respectively with escaping pipe 6.
Can realize arranging more noise elimination chamber in less space using a small noise elimination chamber is set on linker 4, and
Connecting the funnel-shaped cross section of tube end can realize the noise reduction of tail gas.Tail gas is moved in silencer in multiple chambers,
And air inlet changes the domain arrangement requirement that can meet different automobiles from gas outlet direction, and its effect of eliminating the noise is not influenceed
Really.
Linker 4 includes anechoic room 7, the first communicating pipe 8, the second communicating pipe 9；First communicating pipe 8, second communicating pipe 9
One end connects with anechoic room 7 respectively；First communicating pipe 8, the other end of the second communicating pipe 9 connect with two non-conterminous chambers respectively
It is logical, and end face opening is infundibulate；Anechoic room 7 includes noise elimination room housing 71, vent board；Vent board 72 is arranged on noise elimination room housing
In 71 and two spaces will be divided into inside noise elimination room housing 71；First communicating pipe 8, the second communicating pipe 9 connect with two spaces respectively
It is logical；Vent board is provided with the circular hole of a diameter of 1mm；The thickness of vent board 72 is 1mm；It is covered with the circle of a diameter of 0.8mm on demarcation strip 3
Hole；The thickness of demarcation strip 3 is 1mm；It is covered with the perforation of a diameter of 0.8mm on linker 4；The inner surface of shell 2 is paved with steel mesh 10；Steel mesh
10 is apart 10mm with the inner surface of shell 2.The aperture of internal each part meets microwell plate sound absorption structure, can be passed through in tail gas
When realize reducing the purpose that declines to a great extent of noise when tail gas is discharged.
Finally illustrate, above example is only used to illustrate the technical solution of the utility model and unrestricted, although ginseng
The utility model has been described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent, and without deviating from the objective and scope of the technical program, it all should
Cover in the middle of right of the present utility model.
Claims (6)
1. a kind of automobile tail gas noise elimination device, it is characterised in that：The automobile tail gas noise elimination device includes air inlet pipe, shell, at least two
Block demarcation strip, at least one linker, at least one pipe, escaping pipe；The air inlet pipe and shell UNICOM；The demarcation strip point
It is not arranged in shell, and the end face of demarcation strip is seamless with inner surface of outer cover affixed；At least two pieces demarcation strips are by shell
Partly at least three chambers；The linker two ends are respectively communicated with two non-conterminous chambers；The pipe is by adjacent two
Individual chamber；The air inlet pipe is connected with two chambers respectively with escaping pipe.
2. automobile tail gas noise elimination device as claimed in claim 1, it is characterised in that：The linker includes that anechoic room, first connect
Siphunculus, the second communicating pipe；First communicating pipe, one end of the second communicating pipe connect with anechoic room respectively；First connection
Pipe, the second communicating pipe the other end respectively with two non-conterminous chambers, and end face opening be infundibulate.
3. automobile tail gas noise elimination device as claimed in claim 2, it is characterised in that：The anechoic room includes noise elimination room housing, leads to
Gas plate；The vent board is arranged in noise elimination room housing and anechoic room enclosure interior is divided into two spaces；First connection
Manage, connected with two spaces respectively the second communicating pipe；The vent board is provided with the circular hole of a diameter of 1-2mm；The vent board
Thickness is 1mm.
4. automobile tail gas noise elimination device as claimed in claim 1, it is characterised in that：It is covered with diameter on the demarcation strip to be no more than
The circular hole of 1mm；The separation plate thickness is 1mm.
5. automobile tail gas noise elimination device as claimed in claim 1, it is characterised in that：It is covered with diameter on the linker to be no more than
The perforation of 1mm.
6. automobile tail gas noise elimination device as claimed in claim 1, it is characterised in that：The inner surface of outer cover is paved with steel mesh；It is described
Steel mesh is with inner surface of outer cover at a distance of 5-20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621425780.5U CN206299431U (en) | 2016-12-23 | 2016-12-23 | A kind of automobile tail gas noise elimination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621425780.5U CN206299431U (en) | 2016-12-23 | 2016-12-23 | A kind of automobile tail gas noise elimination device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206299431U true CN206299431U (en) | 2017-07-04 |
Family
ID=59204116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621425780.5U Expired - Fee Related CN206299431U (en) | 2016-12-23 | 2016-12-23 | A kind of automobile tail gas noise elimination device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206299431U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005418A (en) * | 2017-12-13 | 2018-05-08 | 唐雪梅 | A kind of closed independent car carwash |
-
2016
- 2016-12-23 CN CN201621425780.5U patent/CN206299431U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005418A (en) * | 2017-12-13 | 2018-05-08 | 唐雪梅 | A kind of closed independent car carwash |
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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: 20170704 Termination date: 20171223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |