CN206299431U - A kind of automobile tail gas noise elimination device - Google Patents

A kind of automobile tail gas noise elimination device Download PDF

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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
Application number
CN201621425780.5U
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Chinese (zh)
Inventor
陈小忠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Jin Long Kamikaze Carriage Co Ltd
Original Assignee
Chongqing Jin Long Kamikaze Carriage Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chongqing Jin Long Kamikaze Carriage Co Ltd filed Critical Chongqing Jin Long Kamikaze Carriage Co Ltd
Priority to CN201621425780.5U priority Critical patent/CN206299431U/en
Application granted granted Critical
Publication of CN206299431U publication Critical patent/CN206299431U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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

A kind of automobile tail gas noise elimination device
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.
CN201621425780.5U 2016-12-23 2016-12-23 A kind of automobile tail gas noise elimination device Expired - Fee Related CN206299431U (en)

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

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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)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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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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