CN206175040U - Car second grade muffler - Google Patents
Car second grade muffler Download PDFInfo
- Publication number
- CN206175040U CN206175040U CN201621216837.0U CN201621216837U CN206175040U CN 206175040 U CN206175040 U CN 206175040U CN 201621216837 U CN201621216837 U CN 201621216837U CN 206175040 U CN206175040 U CN 206175040U
- Authority
- CN
- China
- Prior art keywords
- dividing plate
- deafener
- anechoic chamber
- baffle
- 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 car second grade muffler, including preceding muffler and rear muffler, preceding muffler include intake pipe I, outlet duct I, baffle I and baffle II, the both ends of preceding muffler be equipped with respectively before closing cap I and back closing cap I, baffle I and baffle II between form anechoic room I, rear muffler include preceding closing cap II, back closing cap II, baffle III, baffle IV, baffle V, intake pipe II, intervalve and outlet duct II, rear muffler's inside be equipped with baffle III, baffle IV, baffle V in proper order, baffle III and preceding closing cap II between form anechoic room II, baffle III and baffle IV between form anechoic room III, baffle IV and baffle V between form anechoic room IV. The utility model discloses can reduce the noise among the vapour vehicle driving process, reach and fully fall the function of making an uproar.
Description
Technical field
This utility model is related to auto parts machinery field, more particularly to a kind of automobile two stage deafener.
Background technology
Mobile muffler is the conventional building block of automobile, is made up of the different pipeline of length, advantageously reduces garage
Sound pollution during sailing.The species of deafener is a lot, and according to noise reduction principle resistive muffler, resistant noise-reducing can be divided into
Device, impedance complex formula deafener, microperforated panel deafener, aperture deafener and active deafener.Mobile muffler is to whole vapour
Bassinet structure plays critically important effect, accordingly, it would be desirable to constantly be optimized to mobile muffler.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of automobile two stage deafener, can be dropped
Noise in low vehicle traveling process, reaches the function of abundant noise reduction.
To achieve these goals, this utility model adopts following technical proposals:
A kind of automobile two stage deafener, including front deafener and after silencer, described front deafener include air inlet pipe I,
Escape pipe I, dividing plate I and dividing plate II, described front deafener is respectively arranged at two ends with front closing cap I and rear enclosed lid I, described
The rear end of air inlet pipe I is provided with dividing plate I, and the front end of described escape pipe I is provided with dividing plate II, in described air inlet pipe I and escape pipe I
It is provided with equally distributed bloop, between described dividing plate I and dividing plate II anechoic chamber I is formed;The outside of described air inlet pipe I with
Sound-absorbing material is provided with the space that dividing plate I is formed, in the space that the outside of described escape pipe I is formed with dividing plate II sound absorption is provided with
Material.
Described after silencer includes front closing cap II, rear enclosed lid II, dividing plate III, dividing plate IV, dividing plate V, air inlet pipe
II, intervalve and escape pipe II, the inside of described after silencer is sequentially provided with dividing plate III, dividing plate IV, dividing plate V;It is described every
Formed between plate III and front closing cap II and anechoic chamber III is formed between anechoic chamber II, described dividing plate III and dividing plate IV, it is described
Dividing plate IV and dividing plate V between formed and formed between anechoic chamber IV, described dividing plate V and rear enclosed lid II anechoic chamber V;Described
Air inlet pipe II passes through front closing cap II and dividing plate III, described intervalve to pass through dividing plate IV and dividing plate V;Described escape pipe II
Through dividing plate III, dividing plate IV, dividing plate V and rear enclosed lid II;It is part of described air inlet pipe II in the anechoic chamber II, described
Part of part and described escape pipe II of the intervalve in the anechoic chamber IV in anechoic chamber V be respectively equipped with uniform point
The bloop of cloth.
Described air inlet pipe I passes through front closing cap I, described escape pipe I to pass through rear enclosed lid I.
The inside of described anechoic chamber V is provided with sound-absorbing material.
The two ends of described intervalve are respectively in anechoic chamber IV and anechoic chamber V.
Described dividing plate V is provided with perforation.
Described front deafener and after silencer is ferritic stainless steel material, and ferritic stainless steel has good anti-point
Erosion, anti-crevice corrosion and high temperature oxidation resistance.
The beneficial effects of the utility model:
This utility model makes full use of sound-absorbing material and bloop, reduces noise;After silencer arranges four anechoic chambers, right
Sound wave plays a part of fully buffering.
Description of the drawings
Fig. 1 is front muffler structure schematic diagram of the present utility model;
Fig. 2 is after silencer structural representation of the present utility model;
Wherein, closing cap I before 1-, 2- air inlet pipe I, 3- dividing plate I, 4- anechoic chambers I, 5- dividing plate II, deafener before 6-, 7- inhales
Sound material, 8- rear enclosed lid II, 9- escape pipe I, 10- after silencers, 11- anechoic chambers II, 12- anechoic chambers III, 13- anechoic chambers
IV, 14- anechoic chamber V, 15- escape pipe II, closing cap II before 16-, 17- rear enclosed lid II, 18- dividing plate V, 19- intervalves, 20-
Dividing plate IV, 21- dividing plate III, 22- air inlet pipe II.
Specific embodiment
This utility model is described in detail below in conjunction with the accompanying drawings:
As depicted in figs. 1 and 2, a kind of automobile two stage deafener, including front deafener 6 and after silencer 10, it is described before
Deafener 6 includes air inlet pipe I2, escape pipe I9, dividing plate I4 and dividing plate II5, before being respectively arranged at two ends with of described front deafener 6
Closing cap I1 and rear enclosed lid I8, the rear end of described air inlet pipe I2 is provided with dividing plate I3, and the front end of described escape pipe I9 is provided with
Dividing plate II5, described air inlet pipe I2 and escape pipe I9 is provided with equally distributed bloop, described dividing plate I3 and dividing plate II5
Between formed anechoic chamber I4;Sound-absorbing material is provided with the space that the outside of described air inlet pipe I2 is formed with dividing plate I3, it is described
Sound-absorbing material is provided with the space that the outside of escape pipe I9 is formed with dividing plate II5.
Described after silencer 10 includes front closing cap II16, rear enclosed lid II17, dividing plate III21, dividing plate IV20, dividing plate
V18, air inlet pipe II22, intervalve 19 and escape pipe II15, the inside of described after silencer 10 be sequentially provided with dividing plate III21,
Dividing plate IV20, dividing plate V18;Anechoic chamber II11, described dividing plate are formed between described dividing plate III21 and front closing cap II16
Formed between III21 and dividing plate IV20 and anechoic chamber IV13 formed between anechoic chamber III12, described dividing plate IV20 and dividing plate V18,
Anechoic chamber V14 is formed between described dividing plate V18 and rear enclosed lid II17;Described air inlet pipe II22 passes through front closing cap II16
With dividing plate III21, described intervalve 19 passes through dividing plate IV20 and dividing plate V18;Described escape pipe II15 passes through dividing plate
III21, dividing plate IV20, dividing plate V18 and rear enclosed lid II17;Part of described air inlet pipe II22 in the anechoic chamber II11,
Part point of part and described escape pipe II15 of the described intervalve 19 in anechoic chamber IV13 in anechoic chamber V14
It is not provided with equally distributed bloop.
Described air inlet pipe I2 passes through front closing cap I1, described escape pipe I9 to pass through rear enclosed lid I8.
The inside of described anechoic chamber V14 is provided with sound-absorbing material.
The two ends of described intervalve 19 are respectively in anechoic chamber IV13 and anechoic chamber V14.
Described dividing plate V18 is provided with perforation.
Described front deafener 6 and after silencer 10 is ferritic stainless steel material, and ferritic stainless steel has good
Anti- spot corrosion, anti-crevice corrosion and high temperature oxidation resistance.
A kind of air inlet pipe I2 and air inlet pipe II22 of automobile two stage deafener be used for vehicle exhaust entrance, escape pipe I9 and
Escape pipe II15 is used for the discharge of tail gas, has bloop in air inlet pipe I2 and escape pipe I9 of front deafener 6, through bloop
Sound wave absorbed by sound-absorbing material, reduce a part of noise.When sound wave is entered in after silencer 10, by noise reduction in air inlet pipe II22
A part of sound wave that hole sheds enters escape pipe II15, and there are bloop, sound wave in the part that escape pipe II15 is located in anechoic chamber V14
Shed by bloop and absorbed by sound-absorbing material;Another part sound wave of air inlet pipe II22 enters anechoic chamber by intervalve 19
V14 is simultaneously absorbed by sound-absorbing material, and a part of sound wave that the bloop on intervalve 19 sheds is entered by the perforation of dividing plate V18 and disappeared
Tone chamber V14, is absorbed by sound-absorbing material.Four anechoic chambers play a part of fully buffering to sound wave, and noise is fully absorbed.
It is not new to this practicality although the above-mentioned accompanying drawing that combines is described to specific embodiment of the present utility model
The restriction of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability
Various modifications or deform still in protection model of the present utility model that field technique personnel make by need not paying creative work
Within enclosing.
Claims (6)
1. a kind of automobile two stage deafener, it is characterised in that including front deafener and after silencer, described front deafener includes
Air inlet pipe I, escape pipe I, dividing plate I and dividing plate II, described front deafener is respectively arranged at two ends with front closing cap I and rear enclosed lid
I, the rear end of described air inlet pipe I is provided with dividing plate I, and the front end of described escape pipe I is provided with dividing plate II, described air inlet pipe I and
Escape pipe I is provided with equally distributed bloop, and between described dividing plate I and dividing plate II anechoic chamber I is formed;Described air inlet pipe
It is provided with sound-absorbing material in the space that the outside of I is formed with dividing plate I, the space that the outside of described escape pipe I is formed with dividing plate II
Inside it is provided with sound-absorbing material;
Described after silencer include front closing cap II, rear enclosed lid II, dividing plate III, dividing plate IV, dividing plate V, air inlet pipe II, in
Between pipe and escape pipe II, the inside of described after silencer is sequentially provided with dividing plate III, dividing plate IV, dividing plate V;Described dividing plate III
Formed between front closing cap II and anechoic chamber III formed between anechoic chamber II, described dividing plate III and dividing plate IV, it is described every
Formed between plate IV and dividing plate V and anechoic chamber V is formed between anechoic chamber IV, described dividing plate V and rear enclosed lid II;Described air inlet
Pipe II passes through front closing cap II and dividing plate III, described intervalve to pass through dividing plate IV and dividing plate V;Described escape pipe II is passed through
Dividing plate III, dividing plate IV, dividing plate V and rear enclosed lid II;Part of described air inlet pipe II in the anechoic chamber II, it is described in
Between part of part and described escape pipe II of the pipe in the anechoic chamber IV in anechoic chamber V be respectively equipped with it is equally distributed
Bloop.
2. a kind of automobile two stage deafener as claimed in claim 1, it is characterised in that described air inlet pipe I passes through front closing
Lid I, described escape pipe I passes through rear enclosed lid I.
3. a kind of automobile two stage deafener as claimed in claim 1, it is characterised in that the inside of described anechoic chamber V is provided with
Sound-absorbing material.
4. a kind of automobile two stage deafener as claimed in claim 1, it is characterised in that locate respectively at the two ends of described intervalve
In anechoic chamber IV and anechoic chamber V.
5. a kind of automobile two stage deafener as claimed in claim 1, it is characterised in that described dividing plate V is provided with perforation.
6. a kind of automobile two stage deafener as claimed in claim 1, it is characterised in that described front deafener and after silencer
For ferritic stainless steel material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621216837.0U CN206175040U (en) | 2016-11-10 | 2016-11-10 | Car second grade muffler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621216837.0U CN206175040U (en) | 2016-11-10 | 2016-11-10 | Car second grade muffler |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206175040U true CN206175040U (en) | 2017-05-17 |
Family
ID=58684172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621216837.0U Expired - Fee Related CN206175040U (en) | 2016-11-10 | 2016-11-10 | Car second grade muffler |
Country Status (1)
Country | Link |
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CN (1) | CN206175040U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107503822A (en) * | 2017-09-21 | 2017-12-22 | 永嘉县荣信科技有限公司 | A kind of automobile exhaust muffler |
CN108266255A (en) * | 2018-03-22 | 2018-07-10 | 南京世界村汽车动力有限公司 | A kind of automotive muffler |
-
2016
- 2016-11-10 CN CN201621216837.0U patent/CN206175040U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107503822A (en) * | 2017-09-21 | 2017-12-22 | 永嘉县荣信科技有限公司 | A kind of automobile exhaust muffler |
CN107503822B (en) * | 2017-09-21 | 2023-12-01 | 重庆广亚机械制造有限公司 | Automobile exhaust silencer |
CN108266255A (en) * | 2018-03-22 | 2018-07-10 | 南京世界村汽车动力有限公司 | A kind of automotive muffler |
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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: 20170517 Termination date: 20181110 |