CN105909342A - Silencing equipment for internal combustion engine exhaust pipe - Google Patents
Silencing equipment for internal combustion engine exhaust pipe Download PDFInfo
- Publication number
- CN105909342A CN105909342A CN201610376941.4A CN201610376941A CN105909342A CN 105909342 A CN105909342 A CN 105909342A CN 201610376941 A CN201610376941 A CN 201610376941A CN 105909342 A CN105909342 A CN 105909342A
- Authority
- CN
- China
- Prior art keywords
- pipe
- silencing
- bronchus
- fixedly connected
- combustion engine
- 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
- 230000030279 gene silencing Effects 0.000 title claims abstract description 36
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 17
- 229920000742 Cotton Polymers 0.000 claims abstract description 25
- 210000000621 bronchi Anatomy 0.000 claims description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 7
- 238000005192 partition Methods 0.000 abstract 2
- 230000001743 silencing effect Effects 0.000 abstract 1
- 241000219146 Gossypium Species 0.000 description 17
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
Classifications
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- 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
-
- 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
- F01N1/082—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling the gases passing through porous members
-
- 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
- F01N13/007—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
- F01N2310/00—Selection of sound absorbing or insulating material
- F01N2310/02—Mineral wool, e.g. glass wool, rock wool, asbestos or the like
-
- 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
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/02—Tubes being perforated
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses silencing equipment for an internal combustion engine exhaust pipe. The silencing equipment comprises a silencing pipe; one side of the silencing pipe is provided with an air inlet pipe, the silencing pipe is internally provided with a cavity, and the cavity is internally provided with a first branched air pipe and a second branched air pipe; a vent pipe is fixedly connected to one end of the first branched air pipe and one end of the second branched air pipe, and a silencing plate is fixedly connected to one end of the vent pipe; the silencing plate comprises a left partition plate body, first silencing cotton and a right partition plate body; one side of the silencing plate is provided with a first arc-shaped filter plate body, and one side of the first arc-shaped filter plate body is provided with a second filter plate body; and the top and the bottom of the cavity are both provided with second silencing cotton, a sound-proof plate body is fixedly connected to one side of each piece of the second silencing cotton, and the other side of the silencing pipe is provided with a cover plate. According to the silencing equipment for the internal combustion engine exhaust pipe, the good silencing effect can be achieved, and noise produced during exhausting is lowered; and the noise pollution is avoided, and meanwhile the function of prolonging the service life of the exhaust pipe can be played.
Description
Technical field
The present invention relates to technical field of internal combustion engines, a kind of muffling device for internal-combustion engine vent-pipe.
Background technology
Internal combustion engine, it it is a kind of dynamic power machine, it is that and the heat energy released is converted directly into the Thermal Motor of power, and automobile exhaust pipe is for the effect of automobile fuselage by making fuel in machine internal-combustion, play damping noise reduction, extending the effect in exhausting silencer system life-span, the main material of exhaustor is rustless steel, but general exhaustor erasure effect is bad, not only cause the biggest noise, also can affect the service life of exhaustor.
Summary of the invention
It is an object of the invention to provide a kind of muffling device for internal-combustion engine vent-pipe, with the problem solving to propose in above-mentioned background technology.
nullFor achieving the above object，The present invention provides following technical scheme: a kind of muffling device for internal-combustion engine vent-pipe，Including hush pipe，The side of described hush pipe is provided with air inlet pipe，The inside of described hush pipe offers cavity，And the inside of cavity is respectively arranged with the first bronchus and the second bronchus，Described first bronchus and second bronchial one end have been fixedly connected with breather，One end of described breather is fixedly connected with acoustical panel，Described acoustical panel includes left clapboard、First silencing cotton and right clapboard，The side of described acoustical panel is provided with the first arc filter plate，The side of described first arc filter plate is provided with the second filter plate，And the top of cavity and bottom are provided with the second silencing cotton，The side of described second silencing cotton is fixedly connected with baffle，The opposite side of described hush pipe is provided with cover plate，The side of described cover plate is provided with exhaustor.
Preferably, described first bronchus and the second bronchial shape are all in spoon shape, and the part contacted with the second silencing cotton on the downside of the part that contacts with the second silencing cotton on the upside of the first bronchus and the second bronchus all offers air-vent.
Preferably, described baffle be internally provided with steel plate, the one side of described steel plate is fixedly connected with fibre board, and the one side of described fibre board is fixedly connected with crest sound-absorbing sponge.
Preferably, described left clapboard and right clapboard all offer the first evenly distributed venthole, described first arc filter plate and the second filter plate all offer the second evenly distributed venthole.
Compared with prior art, the invention has the beneficial effects as follows: this is used for the muffling device of internal-combustion engine vent-pipe, by the devices such as first bronchus being internally provided with of hush pipe, the second bronchus, acoustical panel, the first arc filter plate, the second filter plate, baffle, the second silencing cotton with the use of, good erasure effect can be reached, the noise produced when reducing aerofluxus, while avoiding causing noise pollution, it is also possible to play the effect extending exhaustor service life.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram；
Fig. 2 is baffle internal structure schematic diagram of the present invention；
Fig. 3 is acoustical panel internal structure schematic diagram of the present invention.
In figure: 1 air inlet pipe, 2 first bronchus, 3 fall silencing cotton, 4 hush pipes, 5 breathers, 6 first arc filter plates, 7 second filter plates, 8 cover plates, 9 exhaustors, 10 acoustical panels, 11 baffles, 12 second bronchus, 13 steel plates, 14 fibre boardes, 15 crest sound-absorbing sponges, 16 left clapboards, 17 first silencing cottons, 18 right clapboards.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
nullRefer to Fig. 1-3，The present invention provides a kind of technical scheme: a kind of muffling device for internal-combustion engine vent-pipe，Including hush pipe 4，The side of hush pipe 4 is provided with air inlet pipe 1，The inside of hush pipe 4 offers cavity，And the inside of cavity is respectively arranged with the first bronchus 2 and the second bronchus 12，The gas entering hush pipe 4 is shunted，Reduce the collision of gas，Reduce noise，The shape of the first bronchus 2 and the second bronchus 12 is all in spoon shape，And first the part contacted with the second silencing cotton 3 on the downside of the part contacted with the second silencing cotton 3 on the upside of bronchus 2 and the second bronchus 12 all offer air-vent，The noise that gas produces can be delivered to the second silencing cotton 3 by air-vent，Second silencing cotton 3 can play the effect well absorbing noise，One end of first bronchus 2 and the second bronchus 12 has been fixedly connected with breather 5，One end of breather 5 is fixedly connected with acoustical panel 10，Acoustical panel 10 includes left clapboard 16、First silencing cotton 17 and right clapboard 18，The first evenly distributed venthole is all offered on left clapboard 16 and right clapboard 18，Noise is passed by the first venthole after the absorption of the first silencing cotton 17，The side of acoustical panel 10 is provided with the first arc filter plate 6，The side of the first arc filter plate 6 is provided with the second filter plate 7，Noise is absorbed by the first arc filter plate 6 and the second filter plate 7 successively，The second evenly distributed venthole is all offered on first arc filter plate 6 and the second filter plate 7，And the top of cavity and bottom are provided with the second silencing cotton 3，The side of the second silencing cotton 3 is fixedly connected with baffle 11，Baffle 11 be internally provided with steel plate 13，The one side of steel plate 13 is fixedly connected with fibre board 14，The one side of fibre board 14 is fixedly connected with crest sound-absorbing sponge 15，Noise is being carried out while absorption weakens，Preferably avoid noise to pass through hush pipe 4 and be delivered to the external world，The opposite side of hush pipe 4 is provided with cover plate 8，The side of cover plate 8 is provided with exhaustor 9.
Operation principle: during use, hush pipe 4 is connected with the exhaustor of internal combustion engine by air inlet pipe 1, gas passes sequentially through the first bronchus the 2, second bronchus 12 and breather 5, it is then passed to the devices such as acoustical panel the 10, second silencing cotton 3, filter plate, noise is repeatedly absorbed, it is possible to well reduce noise.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, being appreciated that and these embodiments can carry out multiple change without departing from the principles and spirit of the present invention, revise, replace and modification, the scope of the present invention be defined by the appended.
Claims (4)
- null1. the muffling device for internal-combustion engine vent-pipe，Including hush pipe (4)，It is characterized in that: the side of described hush pipe (4) is provided with air inlet pipe (1)，The inside of described hush pipe (4) offers cavity，And the inside of cavity is respectively arranged with the first bronchus (2) and the second bronchus (12)，One end of described first bronchus (2) and the second bronchus (12) has been fixedly connected with breather (5)，One end of described breather (5) is fixedly connected with acoustical panel (10)，Described acoustical panel (10) includes left clapboard (16)、First silencing cotton (17) and right clapboard (18)，The side of described acoustical panel (10) is provided with the first arc filter plate (6)，The side of described first arc filter plate (6) is provided with the second filter plate (7)，And the top of cavity and bottom are provided with the second silencing cotton (3)，The side of described second silencing cotton (3) is fixedly connected with baffle (11)，The opposite side of described hush pipe (4) is provided with cover plate (8)，The side of described cover plate (8) is provided with exhaustor (9).
- A kind of muffling device for internal-combustion engine vent-pipe the most according to claim 1, it is characterized in that: the shape of described first bronchus (2) and the second bronchus (12) is all in spoon shape, and the part contacted with the second silencing cotton (3) on the downside of the first bronchus (2) part of contacting with the second silencing cotton (3) of upside and the second bronchus (12) all offers air-vent.
- A kind of muffling device for internal-combustion engine vent-pipe the most according to claim 1, it is characterized in that: described baffle (11) be internally provided with steel plate (13), the one side of described steel plate (13) is fixedly connected with fibre board (14), and the one side of described fibre board (14) is fixedly connected with crest sound-absorbing sponge (15).
- A kind of muffling device for internal-combustion engine vent-pipe the most according to claim 1, it is characterized in that: all offer the first evenly distributed venthole on described left clapboard (16) and right clapboard (18), described first arc filter plate (6) and the second filter plate (7) all offer the second evenly distributed venthole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610376941.4A CN105909342B (en) | 2016-06-01 | 2016-06-01 | A kind of muffling device for internal-combustion engine vent-pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610376941.4A CN105909342B (en) | 2016-06-01 | 2016-06-01 | A kind of muffling device for internal-combustion engine vent-pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105909342A true CN105909342A (en) | 2016-08-31 |
| CN105909342B CN105909342B (en) | 2018-06-22 |
Family
ID=56741892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610376941.4A Active CN105909342B (en) | 2016-06-01 | 2016-06-01 | A kind of muffling device for internal-combustion engine vent-pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105909342B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545393A (en) * | 2016-11-25 | 2017-03-29 | 湖州山海环保工程有限公司 | A kind of silencer for internal-combustion engine |
| CN106640315A (en) * | 2017-02-21 | 2017-05-10 | 太仓市夏米粒信息技术有限公司 | Automobile exhaust pipe with good silencing function |
| CN107882614A (en) * | 2017-11-20 | 2018-04-06 | 宁波超锐特工贸有限公司 | A kind of multistage noise-reducing structure for beach buggy |
| CN108019378A (en) * | 2016-11-02 | 2018-05-11 | 天津瑞祥千弘科技发展有限公司 | Compound broadband silencer |
| CN108386251A (en) * | 2018-02-27 | 2018-08-10 | 潘海云 | A kind of muffler for automobile exhaust pipe |
| CN108590828A (en) * | 2018-06-21 | 2018-09-28 | 郑州玖意优创商贸有限公司 | A kind of hush pipe for automobile exhaust pipe |
| CN110593989A (en) * | 2019-09-29 | 2019-12-20 | 重庆千能实业有限公司 | Vehicle frame assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201412208Y (en) * | 2009-06-09 | 2010-02-24 | 郑邑明 | Muffler |
| CN202451244U (en) * | 2012-02-27 | 2012-09-26 | 许成利 | Silencer |
| CN202718735U (en) * | 2012-07-24 | 2013-02-06 | 常州东风农机集团有限公司 | Novel internal silencer |
| CN203271867U (en) * | 2013-05-20 | 2013-11-06 | 常州市星龙金属结构件有限公司 | Novel exhaust silencer |
| CN203570403U (en) * | 2013-12-14 | 2014-04-30 | 宝鸡市鹏盛鑫有色金属有限责任公司 | Novel titanium and titanium alloy automobile muter |
-
2016
- 2016-06-01 CN CN201610376941.4A patent/CN105909342B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201412208Y (en) * | 2009-06-09 | 2010-02-24 | 郑邑明 | Muffler |
| CN202451244U (en) * | 2012-02-27 | 2012-09-26 | 许成利 | Silencer |
| CN202718735U (en) * | 2012-07-24 | 2013-02-06 | 常州东风农机集团有限公司 | Novel internal silencer |
| CN203271867U (en) * | 2013-05-20 | 2013-11-06 | 常州市星龙金属结构件有限公司 | Novel exhaust silencer |
| CN203570403U (en) * | 2013-12-14 | 2014-04-30 | 宝鸡市鹏盛鑫有色金属有限责任公司 | Novel titanium and titanium alloy automobile muter |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108019378A (en) * | 2016-11-02 | 2018-05-11 | 天津瑞祥千弘科技发展有限公司 | Compound broadband silencer |
| CN106545393A (en) * | 2016-11-25 | 2017-03-29 | 湖州山海环保工程有限公司 | A kind of silencer for internal-combustion engine |
| CN106640315A (en) * | 2017-02-21 | 2017-05-10 | 太仓市夏米粒信息技术有限公司 | Automobile exhaust pipe with good silencing function |
| CN107882614A (en) * | 2017-11-20 | 2018-04-06 | 宁波超锐特工贸有限公司 | A kind of multistage noise-reducing structure for beach buggy |
| CN108386251A (en) * | 2018-02-27 | 2018-08-10 | 潘海云 | A kind of muffler for automobile exhaust pipe |
| CN108386251B (en) * | 2018-02-27 | 2019-06-14 | 戴葱葱 | A kind of muffler for automobile exhaust pipe |
| CN108590828A (en) * | 2018-06-21 | 2018-09-28 | 郑州玖意优创商贸有限公司 | A kind of hush pipe for automobile exhaust pipe |
| CN108590828B (en) * | 2018-06-21 | 2024-04-12 | 重庆陵川汽车零部件制造技术有限公司 | Silencing pipe for automobile exhaust pipe |
| CN110593989A (en) * | 2019-09-29 | 2019-12-20 | 重庆千能实业有限公司 | Vehicle frame assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105909342B (en) | 2018-06-22 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180521 Address after: 225241 Jiangdu District, Yangzhou, Jiangsu Province, Xiao Ji industrial park Applicant after: Jiangsu Zhongxin linkthink Power Co. Ltd. Address before: 233000 No. 1, unit 1, 240 Huaihe Road, long Zi Lake District, Bengbu, Anhui province 4 Applicant before: Chen Huanxiang |
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| GR01 | Patent grant |