CN108266255A - A kind of automotive muffler - Google Patents
A kind of automotive muffler Download PDFInfo
- Publication number
- CN108266255A CN108266255A CN201810240698.2A CN201810240698A CN108266255A CN 108266255 A CN108266255 A CN 108266255A CN 201810240698 A CN201810240698 A CN 201810240698A CN 108266255 A CN108266255 A CN 108266255A
- Authority
- CN
- China
- Prior art keywords
- baffle
- inner housing
- cavity
- gas
- housing
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/007—Apparatus used as intake or exhaust silencer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/06—Silencing apparatus characterised by method of silencing by using interference effect
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/083—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using transversal baffles defining a tortuous path for the gases or successively throttling gas flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/089—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using two or more expansion chambers in series
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/10—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling in combination with sound-absorbing materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention discloses a kind of automotive mufflers,Including the first inner housing,The inside left of first inner housing is equipped with first baffle,The inside of first inner housing and the right side of first baffle be equipped with second baffle,The inside of first inner housing and the right side of second baffle be equipped with third baffle,The right end of first inner housing is threaded with the second inner housing,The first cavity is formed between first inner housing and first baffle,First inner housing,The second cavity is formed between first baffle and second baffle,First inner housing,Third cavity is formed between second baffle and third baffle,The 4th cavity is formed between the third baffle and the second inner housing,The right surface in inner cavity of second inner housing is equipped with separation sleeve,The present invention can remove partial noise and harmful substance in gas,And packing material can be replaced,It economizes on resources and cost.
Description
Technical field
The present invention relates to technical field of automobile accessories, specific field is a kind of automotive muffler.
Background technology
At present, automobile industry has been developing progressively the pillar industry important for China, wherein, running car power master
Will by gas and oil mixed fuel, work by combustion generates in cylinder, which passes through automobile
Exhaust system be discharged into outside vehicle, in automotive exhaust system, due to engine discharge burn after high temperature and high pressure gas when
The huge sound can be generated, causes a degree of noise pollution, therefore silencer is set to drop usually in automotive exhaust system
The exhaust noise of low automobile engine, to improve user experience, only treatable single type is made an uproar for the automotive muffler of part
Sound, the acoustic damping materials of the middle filling of automotive muffler can be lost, can not reach again after a period of use in use
To effective noise reduction, new automotive muffler, waste of resource and cost are needed replacing.
Invention content
The purpose of the present invention is to provide a kind of automotive muffler, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical solution:A kind of automotive muffler, including the first inner housing,
The inside left of first inner housing is equipped with first baffle, the inside of first inner housing and is set on the right side of first baffle
There is a second baffle, the inside of first inner housing and be equipped with third baffle, first inner housing on the right side of second baffle
Right end be threaded with the second inner housing, be formed with the first cavity between first inner housing and first baffle, described
The second cavity, first inner housing, second baffle and third gear are formed between one inner housing, first baffle and second baffle
Third cavity is formed between plate, the 4th cavity, second inner casing are formed between the third baffle and the second inner housing
The right surface in inner cavity of body is equipped with separation sleeve, and first is equipped between second inner housing and third baffle and in the outside of separation sleeve
Sound absorbing layer is equipped with adsorption layer, first inner housing between second inner housing and third baffle and in the inside of separation sleeve
Lateral wall left end be equipped with outer side, the right end on the outer side is threaded with outer housing, the outer housing and the first inner casing
The second sound absorbing layer is equipped between body and the second inner housing, the left side wall top of first inner housing, which is run through, is equipped with air inlet pipe, and
Air inlet pipe runs through first baffle, second baffle and third baffle, runs through in the middle part of the right side wall of second inner housing and outer housing
Equipped with air outlet pipe, and air outlet pipe runs through through first baffle, second baffle and third baffle, the lower end of the first baffle or so
Equipped with communicating pipe, uniformly left and right is run through equipped with baffle holes on the second baffle, and the lateral wall of first inner housing uniformly passes through
It is equipped with lateral through aperture, the side wall of the air inlet pipe and runs through in the inside of third cavity and the 4th cavity and be equipped with air through hole,
The side wall of the air outlet pipe and the inside of the 4th cavity run through be equipped with exhaust through hole.
Preferably, first sound absorbing layer and the second sound absorbing layer fibreglass cotton material are made.
Preferably, the adsorption layer is made of absorbent charcoal material.
Preferably, it is wound with cooling pipe in the air inlet pipe.
Compared with prior art, the beneficial effects of the invention are as follows:A kind of automotive muffler passes through the cooling tube in inlet
Road carries out cooling processing to gas, and making to enter the gas temperature in device reduces, and avoids the temperature of gas is excessively high from influencing dress
The service life put, during gas and noise transmission are moved, noise in gas and first baffle, second baffle, the
When propagating reflection and interference occur for three baffles and the contact of the first inner housing, sound wave, reduce acoustic energy and reach noise elimination purpose, can
Low, midband noise is effectively removed, is made an uproar by the second sound absorbing layer and the medium, high frequency in the first sound absorbing layer mutual cooperation removal gas
Sound so as to get rid of the noise of multi-frequency, is made the gas in air outlet pipe contact with adsorption layer by exhaust through hole, makes adsorption layer
Adsorption treatment is carried out to gas, adsorbs harmful substance therein, pernicious gas is avoided to be drained into air and influences people's
Activity, when device is using after a period of time, the packing material in adsorption layer, the first sound absorbing layer and the second sound absorbing layer can be damaged
It is bad, it needs to replace it, outer housing and the second inner housing is removed, packing material is replaced, then reinstall
Second inner housing and outer housing, are continuing with device, and cost and resource have been saved compared to the silencer more renewed.
Description of the drawings
Fig. 1 is the main view cross-sectional view of the present invention;
Fig. 2 is the A-A sectional views in Fig. 1;
Fig. 3 is the B-B sectional views in Fig. 1.
In figure:The first inner housings of 1-, 2- first baffles, 3- second baffles, 4- third baffles, the second inner housings of 5-, 6-
One cavity, the second cavitys of 7-, 8- thirds cavity, 9- separation sleeves, the first sound absorbing layers of 10-, 11- adsorption layers, 12- outers side, outside 13-
Housing, the second sound absorbing layers of 14-, 15- air inlet pipe, 16- air outlet pipes, 17- communicating pipes, 18- baffle holes, 19- lateral through aperture, 20- into
Vent hole, 21- exhaust through holes, 22 cooling pipes.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution:A kind of automotive muffler, including the first inner housing 1,
The left end closing of one inner housing, right-end openings, right end are threadedly coupled with the second inner housing, the inside left of first inner housing
Equipped with first baffle 2, the inside of first inner housing and second baffle 3 is equipped on the right side of first baffle, in described first
The inside of housing and third baffle 4 is equipped on the right side of second baffle, first baffle, second baffle and third baffle are by first shell
The inside of body is divided into multiple spaces, and the right end of first inner housing is threaded with the second inner housing 5, the right side of the second inner housing
End seal is closed, and left end opening, left end is threadedly coupled with the first inner housing, and the is formed between first inner housing and first baffle
One cavity 6, is formed with the second cavity 7 between first inner housing, first baffle and second baffle, first inner housing,
Third cavity 8 is formed between second baffle and third baffle, the 4th is formed between the third baffle and the second inner housing
Cavity forms a larger cavity, first baffle, second baffle and third year gear between the first inner housing and the second inner housing
This space is divided into multiple smaller spaces by plate, forms the first cavity, the second cavity, third cavity and the 4th cavity, vehicle
The gas of discharge can pass through different cavitys, be carried out different processing in different cavitys, second inner housing it is interior
The right surface of chamber is equipped with separation sleeve 9, and the 4th cavity is divided into inside and outside two spaces, is filled respectively in two spaces different by separation sleeve
Material is equipped with the first sound absorbing layer 10, the first sound absorbing layer between second inner housing and third baffle and in the outside of separation sleeve
In filled with sound-absorbing material, reach noises elimination for absorbing acoustic energy, it is good to medium, high frequency noise elimination effect, second inner housing and
Adsorption layer 11 is equipped between third baffle and in the inside of separation sleeve, the material of absorption harmful substance is filled in adsorption layer, is used
Harmful substance in the gas for discharging automobile is got rid of, and gas is cleaned, and pernicious gas is avoided to be drained into air and is worked as
In influence the activity of people, the lateral wall left end of first inner housing is equipped with outer side 12, and outer side is arranged in first
The lateral wall of housing is convenient for, and for installing fixing shell body, the right end on the outer side is threaded with outer housing 13, outer housing
Threaded connection is fixed on the side of outer, is sleeved on the outside of the first inner housing and the second inner housing, the outer housing and the first inner casing
The second sound absorbing layer 14 is equipped between body and the second inner housing, one is formed between outer housing and the first inner housing and the second inner housing
Cavity, filled with sound-absorbing material in this cavity, the left side wall top of first inner housing, which is run through, is equipped with air inlet pipe 15, into
The discharge duct of tracheae and vehicle connects, and the gas of automobile discharge is entered from air inlet pipe in device, and noise reduction is carried out by device
Processing, and air inlet pipe is through first baffle, second baffle and third baffle, in the right side wall of second inner housing and outer housing
Portion, which is run through, is equipped with air outlet pipe 16, and air outlet pipe is used for the gas exhausting device of device, and air outlet pipe is through first baffle, second gear
Plate and third baffle, the lower end of the first baffle or so, which run through, is equipped with communicating pipe 17, and communicating pipe will pass through first baffle, by the
One cavity and the connection of the second cavity are got up, and allow gas to enough circulate across first baffle, uniformly left and right is passed through on the second baffle
It is equipped with baffle holes 18, baffle holes run through second baffle, and the second cavity is made to be connected with third cavity, make gas can be to pass through
Second baffle circulates, and the lateral wall of first inner housing, which uniformly runs through, is equipped with lateral through aperture 19, and lateral through aperture can be for first
Gas in inner housing passes through, and the gas in the first inner housing is made to be contacted with the second sound absorbing layer, and noise reduction process, institute are carried out to gas
It states the side wall of air inlet pipe and runs through in the inside of third cavity and the 4th cavity and be equipped with air through hole 20, air through hole makes air inlet pipe
In gas can pass through air inlet pipe, air inlet pipe be made to be connected with third cavity and the 4th cavity, the side wall of the air outlet pipe
And run through in the inside of the 4th cavity and be equipped with exhaust through hole 21, exhaust through hole enables the gas in air outlet pipe to be connect with adsorption layer
It touches, adsorption layer is made to carry out adsorption treatment to gas, adsorbs harmful substance therein.
Specifically, first sound absorbing layer and the second sound absorbing layer fibreglass cotton material are made, glass fibre cotton
For crossings on different level between fiber and fiber in material, be intertwined mutually, show many tiny gaps, to noise into
Row noise reduction, due to that can carry larger heat in the gas of automobile discharge, glass fibre cotton material thermal resistance is preferable, can extend
The service life of device.
Specifically, the adsorption layer is made of absorbent charcoal material, the adsorption capacity of activated carbon more by force can be effectively by gas
In noxious substance remove.
Specifically, being wound with cooling pipe 22 in the air inlet pipe, cooling water is accessed in cooling pipe, in air inlet pipe
Gas cool down, making to enter gas temperature in device reduces, and extends the service life of device.
Operation principle:The gas of the carrying noise of vehicle discharge is entered from air inlet pipe in device, in inlet through cold
But pipeline carries out cooling processing, and making to enter the gas temperature in device reduces, and avoids the temperature of gas is excessively high from influencing device
Service life, gas moves right along air inlet pipe, and portion gas can be entered directly into from the air through hole at third cavity
In third cavity, portion gas can be entered in the 4th cavity, pass through the air through hole at the 4th cavity and the first sound absorbing layer
Contact, the first sound absorbing layer absorb acoustic energy reach noises elimination, medium, high frequency noise can be eliminated, then gas reflect be moved to the left from
Air through hole at third cavity is entered directly into third cavity, and the gas in third cavity can be entered by baffle holes
In second cavity, the gas in the second cavity can be entered into crossing in the first cavity communicating pipe, during movement is propagated, gas
Noise in body is contacted with first baffle, second baffle, third baffle and the first inner housing, sound wave propagate when occur reflection and
Interference reduces acoustic energy and reaches noise elimination purpose, can effectively remove low, midband noise, while lateral through aperture can make first
Gas in inner housing passes through, and the gas in the first inner housing is made to be contacted with the second sound absorbing layer, coordinates with the first sound absorbing layer and removes
Medium, high frequency noise in gas is entered in air outlet pipe after gas noise reduction from the left port of air outlet pipe, in air outlet pipe, is passed through
Exhaust through hole makes the gas in air outlet pipe be contacted with adsorption layer, adsorption layer is made to carry out adsorption treatment to gas, absorption is therein to be had
Evil substance, avoids pernicious gas from being drained into the activity for influencing people in air, when device is using after a period of time, absorption
Packing material in layer, the first sound absorbing layer and the second sound absorbing layer can be damaged, and need to replace it, by outer housing and the
Two inner housings are removed, and then adsorption layer, the first sound absorbing layer and the second sound absorbing layer can all be exposed, and replacement processing is carried out to it,
Then reinstall the second inner housing and outer housing, be continuing with device, compared to the silencer more renewed saved cost and
Resource.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of automotive muffler, including the first inner housing(1), it is characterised in that:First inner housing(1)Inside left
Equipped with first baffle(2), first inner housing(1)Inside and in first baffle(2)Right side be equipped with second baffle(3),
First inner housing(1)Inside and in second baffle(3)Right side be equipped with third baffle(4), first inner housing(1)
Right end be threaded with the second inner housing(5), first inner housing(1)With first baffle(2)Between be formed with first sky
Chamber(6), first inner housing(1), first baffle(2)With second baffle(3)Between be formed with the second cavity(7), described
One inner housing(1), second baffle(3)And third baffle(4)Between be formed with third cavity(8), the third baffle(4)With
Two inner housings(5)Between be formed with the 4th cavity, second inner housing(5)The right surface in inner cavity be equipped with separation sleeve(9), it is described
Second inner housing(5)With third baffle(4)Between and in separation sleeve(9)Outside be equipped with the first sound absorbing layer(10), described second
Inner housing(5)With third baffle(4)Between and in separation sleeve(9)Inside be equipped with adsorption layer(11), first inner housing(1)
Lateral wall left end be equipped with outer side(12), the outer side(12)Right end be threaded with outer housing(13), the shell
Body(13)With the first inner housing(1)With the second inner housing(5)Between be equipped with the second sound absorbing layer(14), first inner housing(1)
Left side wall top run through be equipped with air inlet pipe(15), and air inlet pipe(15)Through first baffle(2), second baffle(3)And third
Baffle(4), second inner housing(5)And outer housing(13)Right side wall in the middle part of run through be equipped with air outlet pipe(16), and air outlet pipe
(16)Through first baffle(2), second baffle(3)And third baffle(4), the first baffle(2)Lower end or so through setting
There is communicating pipe(17), the second baffle(3)Upper uniformly left and right, which is run through, is equipped with baffle holes(18), first inner housing(1)'s
Lateral wall, which uniformly runs through, is equipped with lateral through aperture(19), the air inlet pipe(15)Side wall and in third cavity(8)With the 4th cavity
(9)Inside run through be equipped with air through hole(20), the air outlet pipe(16)Side wall and in the 4th cavity(9)Inside through setting
There is exhaust through hole(21).
2. a kind of automotive muffler according to claim 1, it is characterised in that:First sound absorbing layer(10)It is inhaled with second
Sound-absorbing layer(14)Fibreglass cotton material is made.
3. a kind of automotive muffler according to claim 1, it is characterised in that:The adsorption layer(11)By absorbent charcoal material
It is made.
4. a kind of automotive muffler according to claim 1, it is characterised in that:The air inlet pipe(15)On be wound with cooling
Pipeline(22).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810240698.2A CN108266255B (en) | 2018-03-22 | 2018-03-22 | Automobile silencer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810240698.2A CN108266255B (en) | 2018-03-22 | 2018-03-22 | Automobile silencer |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108266255A true CN108266255A (en) | 2018-07-10 |
CN108266255B CN108266255B (en) | 2020-05-05 |
Family
ID=62775289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810240698.2A Expired - Fee Related CN108266255B (en) | 2018-03-22 | 2018-03-22 | Automobile silencer |
Country Status (1)
Country | Link |
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CN (1) | CN108266255B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110486332A (en) * | 2019-07-18 | 2019-11-22 | 浙江福锐特电力科技有限公司 | Generator noise silencer |
CN111434900A (en) * | 2019-01-14 | 2020-07-21 | 郑州宇通客车股份有限公司 | Detachable perforated silencer |
CN114961924A (en) * | 2022-03-09 | 2022-08-30 | 陈培东 | Silencing purifier |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201412209Y (en) * | 2009-05-08 | 2010-02-24 | 柳州利和排气控制系统有限公司 | Automobile silencer |
DE102011086989A1 (en) * | 2011-09-01 | 2013-03-07 | Hyundai Motor Co. | Silencer for an exhaust system of a vehicle |
CN204419310U (en) * | 2015-01-20 | 2015-06-24 | 江西江隆汽车消声器有限公司 | The anti-blocking silencing apparatus of a kind of multi-cavity |
CN206175040U (en) * | 2016-11-10 | 2017-05-17 | 济南大学 | Car second grade muffler |
CN206175028U (en) * | 2016-11-25 | 2017-05-17 | 烟台富兴旺三元催化器有限公司 | Compound silencer of impedance for automobile exhaust |
CN208416664U (en) * | 2018-03-22 | 2019-01-22 | 南京世界村汽车动力有限公司 | A kind of automotive muffler |
-
2018
- 2018-03-22 CN CN201810240698.2A patent/CN108266255B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201412209Y (en) * | 2009-05-08 | 2010-02-24 | 柳州利和排气控制系统有限公司 | Automobile silencer |
DE102011086989A1 (en) * | 2011-09-01 | 2013-03-07 | Hyundai Motor Co. | Silencer for an exhaust system of a vehicle |
CN204419310U (en) * | 2015-01-20 | 2015-06-24 | 江西江隆汽车消声器有限公司 | The anti-blocking silencing apparatus of a kind of multi-cavity |
CN206175040U (en) * | 2016-11-10 | 2017-05-17 | 济南大学 | Car second grade muffler |
CN206175028U (en) * | 2016-11-25 | 2017-05-17 | 烟台富兴旺三元催化器有限公司 | Compound silencer of impedance for automobile exhaust |
CN208416664U (en) * | 2018-03-22 | 2019-01-22 | 南京世界村汽车动力有限公司 | A kind of automotive muffler |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111434900A (en) * | 2019-01-14 | 2020-07-21 | 郑州宇通客车股份有限公司 | Detachable perforated silencer |
CN110486332A (en) * | 2019-07-18 | 2019-11-22 | 浙江福锐特电力科技有限公司 | Generator noise silencer |
CN114961924A (en) * | 2022-03-09 | 2022-08-30 | 陈培东 | Silencing purifier |
Also Published As
Publication number | Publication date |
---|---|
CN108266255B (en) | 2020-05-05 |
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