CN108104904A - A kind of silencer with regulatory function - Google Patents
A kind of silencer with regulatory function Download PDFInfo
- Publication number
- CN108104904A CN108104904A CN201810050611.5A CN201810050611A CN108104904A CN 108104904 A CN108104904 A CN 108104904A CN 201810050611 A CN201810050611 A CN 201810050611A CN 108104904 A CN108104904 A CN 108104904A
- Authority
- CN
- China
- Prior art keywords
- pipe
- pipeline
- muffler body
- air inlet
- silencer
- 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
- 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
- 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
- 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
-
- 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
- F01N2470/16—Plurality of inlet tubes, e.g. discharging into different chambers
Abstract
The present invention relates to auto parts machinery machinery fields,More particularly to a kind of silencer with regulatory function,Including muffler body,Described muffler body one end is equipped with the first air inlet,Second air inlet,The other end is provided with first row gas port,First air inlet is communicated with first pipe with first row gas port,And first pipe passes through muffler body,Regulating valve is provided at first air inlet,Second pipe is connected at second air inlet,Second pipe is extended in muffler body,And the outermost end of second pipe is connected with the port of first pipe,The 3rd pipeline is provided in the muffler body,3rd pipeline is connected with first pipe,The first pipe,Second pipe,3rd pipeline is arranged in parallel,It is provided with to fix first pipe in the muffler body,Second pipe,The fixed plate of 3rd pipeline,Quieter material is filled in the muffler body；The configuration of the present invention is simple, noise elimination effect is good, and service life is long.
Description
Technical field
The present invention relates to auto parts machinery machinery field more particularly to a kind of silencers with regulatory function.
Background technology
With the development of life, traffic is increasingly flourishing, and automobile is universal, and the type of automobile is more, is installed on automobile
There is a silencer, silencer is to allow air-flow by that but can prevent or reduce a kind of device of sound transmission, be to eliminate air
The important measures of Aerodynamic Noise of A.Silencer can stop the propagation of sound wave, allow air-flow by being the effective work for controlling noise
Tool, silencer have dissipative muffler, reactive muffler, resistance silencer；Dissipative muffler is Commercial cultivation sound wave porous
Property sound-absorbing material or sound absorption structure in propagate, because friction acoustic energy is converted into thermal energy due to dissipate, make the noise along pipe transmmision
Decay with distance, so as to reach the silencer of noise elimination purpose；Reactive muffler be production by the mutation of pipeline section or
Side connects resonant cavity etc. and causes the change of impedance during acoustic propagation and generate the reflection of acoustic energy, interference, so as to reduce by eliminating the noise
Acoustic energy from device to external radiation, to reach the silencer of noise elimination purpose.
Due to the difference of people's hobby, in order to control the sound of automobile exhaust pipe, can at this time can by automobile to reequiping again
Silencer is transformed, however the acoustic wave filter structure on many automobiles is more complicated, not only noise elimination effect is bad, even if to eliminating the noise
After device transformation, performance of changing voice is also undesirable, while the pipeline configuration of silencer is also unreasonable, and service life is short.
The content of the invention
It it is an object of the invention to overcome the deficiencies in the prior art, avoids that silencer function is single, and noise elimination effect is poor, and carries
A kind of silencer with regulatory function is supplied, the configuration of the present invention is simple, noise elimination effect is good, and service life is long.
The purpose of the present invention is what is be achieved by the following measures：A kind of silencer with regulatory function, including eliminating the noise
Device body, described muffler body one end are equipped with the first air inlet, the second air inlet, and the other end is provided with first exhaust
Mouthful, first air inlet and first row gas port are communicated with first pipe, and first pipe is through muffler body, and described first
Regulating valve is provided at air inlet, is connected with second pipe at second air inlet, second pipe extends to muffler body
It is interior, and the outermost end of second pipe is connected with the port of first pipe, and the 3rd pipeline is provided in the muffler body, it is described
3rd pipeline is connected with first pipe, and the first pipe, second pipe, the 3rd pipeline are arranged in parallel, the muffler body
It is inside provided with to fix first pipe, second pipe, the fixed plate of the 3rd pipeline, noise reduction is filled in the muffler body
Material.
Preferably, the second pipe, be equipped with ventilative section on the 3rd pipeline, be evenly distributed in the ventilative section several
A air hole.
Preferably, the second pipe is equal with the cross-sectional area of the 3rd pipeline, and the cross-sectional area of first pipe is more than the
2nd, the 3rd pipeline.
Preferably, the cross section of the fixed plate and muffler body matches, fixed plate by muffler body inner cavity every
It opens, and fixed plate is fixed at the port of second pipe, the 3rd pipeline, second pipe, the port of the 3rd pipeline pass through fixed plate.
Preferably, it is outwardly extending right to be equipped on the circumference of first air inlet, the second air inlet, first row gas port
It connects and prolongs, the first pipe, second pipe prolong fixation with docking.
Preferably, the regulating valve is exhaust butterfly valve, and model selects TDTAS types butterfly valve or REX type butterfly valves.
Preferably, the quieter material is silencing cotton or mineral wool.
Preferably, the muffler body is tubular.
The beneficial effects of the invention are as follows：The present invention not only realizes silencing function, but also realizes refitted car by simple structure
Pursuit to motor vehicle emission sound, the open and close of regulating valve realize two kinds of operating modes of silencer, work as exhaust valve close
When closing, preferable noise elimination function is played at this time, when the exhaust valve is opened, is then played the role of repeating and is changed exhaust sound, this
Pipeline in invention is set in order, and the clear and coherent profit of exhaust stream, muffler body is docked with the installation place of each pipeline to be prolonged, and docking is prolonged
The effect of supporting pipeline is not only acted as, and the installation for pipeline of being more convenient for, sealing performance is more preferable, is filled with and disappears in muffler body
Sound material, when exhaust is entered in muffler body, a part of sound is then absorbed by deadener, reduces noise.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Muffler body interior conduit operating diagram when Fig. 2 opens for regulating valve.
Muffler body interior conduit operating diagram when Fig. 3 closes for regulating valve.
Fig. 4 is muffler body structure diagram.
In figure：1- muffler bodies, the first air inlets of 2-, the second air inlets of 3-, 4- first row gas ports, 5- first pipes,
6- regulating valves, 7- second pipes, the 3rd pipelines of 8-, 9- fixed plates, 10- breathe freely section, 11- air holes, and 12- docking are prolonged, 13- left chambers
Room, 14- right chambers.
Specific embodiment
In order to deepen the understanding of the present invention, below in conjunction with embodiment and attached drawing, the invention will be further described.
Embodiment 1：As shown in Figure 1, Figure 2, Figure 3 shows, a kind of silencer with regulatory function, including muffler body 1, disappears
Sound device body is tubular, and appearance is simple, and convenient for being installed toward bottom of car, muffler body one end is equipped with the first air inlet 2, second
Air inlet 3, the other end are provided with first row gas port 4, and the first air inlet is communicated with first pipe 5, and first with first row gas port
Pipeline passes through muffler body, and first passage can directly be passed straight through by being equivalent to gas, i.e., from the first air inlet into from the
One exhaust outlet goes out, and is provided with regulating valve 6 at the first air inlet, and regulating valve is exhaust butterfly valve, model select TDTAS types butterfly valve or
The model of REX type butterfly regulating valves can be selected suitably according to demand, and second pipe 7, the second pipe are connected at the second air inlet
Road is extended in muffler body, and the outermost end of second pipe is connected with the port of first pipe, i.e., second pipe is outermost
End is turned round to the port of first pipe, and the 3rd pipeline 8 is provided in muffler body, and the 3rd pipeline is connected with first pipe,
That is one end of the 3rd pipeline is turned round to first pipe, and the 3rd pipeline with second pipe for penetrating through, first pipe, second
Pipeline, the 3rd pipeline are arranged in parallel, and are provided with to fix first pipe, second pipe, the 3rd pipeline in muffler body
The cross section of fixed plate 9, fixed plate and muffler body matches, and fixed plate separates muffler body inner cavity, and fixed plate
It is fixed at the port of second pipe, the 3rd pipeline, second pipe, the port of the 3rd pipeline pass through fixed plate, i.e. fixed plate will
It is divided into the two chambers of sealing, left chamber 13, right chamber 14 inside muffler body, second pipe, the port of the 3rd pipeline are in
In present right chamber, ventilative section 10 is equipped on second pipe, the 3rd pipeline, several air holes are evenly distributed in ventilative section
11, i.e., ventilative section is indoor in left chamber, due to the setting for section of breathing freely, gas by when can carry out it is regular scattered, the
Two pipelines are equal with the cross-sectional area of the 3rd pipeline, and the cross-sectional area of first pipe is more than second, third pipeline, the first air inlet
Mouth, the second air inlet, first row gas port circumference on be equipped with it is outwardly extending docking prolong, first pipe, second pipe with
12 fixations are prolonged in docking, are docked the forced area that the setting prolonged increases pipeline and muffler body junction, are played firm pipeline
Effect, and it is tight that pipeline and silencer is allowed to seal, and filled with quieter material in muffler body, quieter material is silencing cotton
Or mineral wool, quieter material is to be filled in left chamber and right chamber is indoor, by first pipe, second pipe, the 3rd duct wraps
Tightly, when sound wave is entered to by ventilative section in muffler body, noise absorption is fallen a part by quieter material, reduces noise.
When regulating valve is closed, exhaust gas enters second pipe from first pipe port, until by second pipe into
Enter right chamber, first pipe discharge is eventually entered into, this process is longer, and gas is in left chamber by the 3rd pipeline again in right chamber
When indoor, due to the effect for section of breathing freely, portion gas can enter left chamber and first pipe and by the indoor noise reduction material of left chamber
Material is absorbed；When regulating valve is opened, due to its venturi action, exhaust gas can be directly by first pipe, until from first
Exhaust ports are discharged, and at centre of the gas by first pipe, gas can pass through the 3rd pipeline of first pipe bosom
Port enters the 3rd pipeline, enters back into second pipe and is finally expelled at the port of first pipe, the gas with first pipe air inlet
Body collides, and then affects the sound being entirely vented.
Claims (8)
1. a kind of silencer with regulatory function, it is characterised in that：Including muffler body, described muffler body one end is set
There are the first air inlet, the second air inlet, the other end is provided with first row gas port, first air inlet and first row gas port
It is communicated with first pipe, and first pipe is through muffler body, is provided with regulating valve at first air inlet, described second
Second pipe is connected at air inlet, second pipe is extended in muffler body, and the outermost end of second pipe and the first pipe
The port connection in road, is provided with the 3rd pipeline in the muffler body, and the 3rd pipeline is connected with first pipe, and described the
One pipeline, second pipe, the 3rd pipeline are arranged in parallel, and are provided with to fix first pipe, second in the muffler body
The fixed plate of pipeline, the 3rd pipeline, the muffler body is interior to be filled with quieter material.
2. a kind of silencer with regulatory function according to claim 1, it is characterised in that：The second pipe,
Ventilative section is equipped on three pipelines, several air holes are evenly distributed in the ventilative section.
3. a kind of silencer with regulatory function according to claim 2, it is characterised in that：The second pipe and
The cross-sectional area of three pipelines is equal, and the cross-sectional area of first pipe is more than second, third pipeline.
4. a kind of silencer with regulatory function according to claim 3, it is characterised in that：The fixed plate is with eliminating the noise
The cross section of device body matches, and fixed plate separates muffler body inner cavity, and fixed plate is fixed on second pipe, the 3rd pipe
At the port in road, second pipe, the port of the 3rd pipeline pass through fixed plate.
5. a kind of silencer with regulatory function according to claim 1, it is characterised in that：First air inlet,
Second air inlet, first row gas port circumference on be equipped with it is outwardly extending docking prolong, the first pipe, second pipe with
Fixation is prolonged in docking.
6. a kind of silencer with regulatory function according to claim 1, it is characterised in that：The regulating valve is exhaust
Butterfly valve, model select TDTAS types butterfly valve or REX type butterfly valves.
7. a kind of silencer with regulatory function according to claim 1, it is characterised in that：The quieter material is to disappear
Sound cotton or mineral wool.
8. a kind of silencer with regulatory function according to claim 1, it is characterised in that：The muffler body is
Tubular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810050611.5A CN108104904B (en) | 2018-01-18 | 2018-01-18 | Silencer with adjusting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810050611.5A CN108104904B (en) | 2018-01-18 | 2018-01-18 | Silencer with adjusting function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108104904A true CN108104904A (en) | 2018-06-01 |
| CN108104904B CN108104904B (en) | 2020-09-11 |
Family
ID=62219091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810050611.5A Active CN108104904B (en) | 2018-01-18 | 2018-01-18 | Silencer with adjusting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108104904B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11649750B2 (en) * | 2019-10-16 | 2023-05-16 | Ford Global Technologies, Llc | Methods and systems for an exhaust muffler system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57129215A (en) * | 1981-02-04 | 1982-08-11 | Yamaha Motor Co Ltd | Exhausting device for 2-cycle engine |
| CN202417671U (en) * | 2012-01-19 | 2012-09-05 | 粱志强 | Exhaust pipe with variable built-in valve resistance |
| CN103362599A (en) * | 2013-08-01 | 2013-10-23 | 北京汽车股份有限公司 | Exhaust noise regulating system, exhaust noise regulating method and vehicle |
| CN204851385U (en) * | 2015-07-27 | 2015-12-09 | 邓厚才 | Variable back pressure amortization drum |
| CN205047275U (en) * | 2015-09-16 | 2016-02-24 | 广西汽车集团有限公司 | Silencer for use in automobile |
| CN106285890A (en) * | 2016-08-31 | 2017-01-04 | 河南中盛汽配科技股份有限公司 | Acoustic filter |
| CN206092138U (en) * | 2016-06-29 | 2017-04-12 | 广东华创风实业有限公司 | Novel dan jinshuan goes out valve control amortization drum |
| CN106988848A (en) * | 2015-12-24 | 2017-07-28 | 本田技研工业株式会社 | Exhaust apparatus |
| CN107120165A (en) * | 2017-07-11 | 2017-09-01 | 华南理工大学 | A kind of twin exhaust pipes silencer |
-
2018
- 2018-01-18 CN CN201810050611.5A patent/CN108104904B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57129215A (en) * | 1981-02-04 | 1982-08-11 | Yamaha Motor Co Ltd | Exhausting device for 2-cycle engine |
| CN202417671U (en) * | 2012-01-19 | 2012-09-05 | 粱志强 | Exhaust pipe with variable built-in valve resistance |
| CN103362599A (en) * | 2013-08-01 | 2013-10-23 | 北京汽车股份有限公司 | Exhaust noise regulating system, exhaust noise regulating method and vehicle |
| CN204851385U (en) * | 2015-07-27 | 2015-12-09 | 邓厚才 | Variable back pressure amortization drum |
| CN205047275U (en) * | 2015-09-16 | 2016-02-24 | 广西汽车集团有限公司 | Silencer for use in automobile |
| CN106988848A (en) * | 2015-12-24 | 2017-07-28 | 本田技研工业株式会社 | Exhaust apparatus |
| CN206092138U (en) * | 2016-06-29 | 2017-04-12 | 广东华创风实业有限公司 | Novel dan jinshuan goes out valve control amortization drum |
| CN106285890A (en) * | 2016-08-31 | 2017-01-04 | 河南中盛汽配科技股份有限公司 | Acoustic filter |
| CN107120165A (en) * | 2017-07-11 | 2017-09-01 | 华南理工大学 | A kind of twin exhaust pipes silencer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11649750B2 (en) * | 2019-10-16 | 2023-05-16 | Ford Global Technologies, Llc | Methods and systems for an exhaust muffler system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108104904B (en) | 2020-09-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW202018189A (en) | Silencer for a heating, ventilation, and air conditioning system | |
| CN209557068U (en) | Impedance composite muffler | |
| CN209163906U (en) | Automobile sound absorber assembly | |
| CN108104904A (en) | A kind of silencer with regulatory function | |
| CN207514480U (en) | Gaseous fluid pipe muffler | |
| CN211737261U (en) | Vehicle exhaust silencer and vehicle | |
| CN201865727U (en) | Silencing device for reducing noise of internal combustion engine | |
| CN204003648U (en) | A kind of blower fan import baffler | |
| CN204703984U (en) | Impedance composite muffler | |
| CN209398478U (en) | A kind of noise reduction packet hush pipe | |
| CN203067061U (en) | Gasoline engine exhaust silencer | |
| CN202866938U (en) | Impedance combined type muffler | |
| CN108386253B (en) | Loader amortization mechanism | |
| CN102619591A (en) | Airflow reverse opposite-impact silencing unit in exhaust silencer of internal combustion engine | |
| CN207776932U (en) | A kind of coaxial impedance complex muffler | |
| CN113153825A (en) | A silencing device and fan for fan | |
| CN201218382Y (en) | Resistance silencer | |
| CN111828131A (en) | Camshaft active control silencer | |
| CN208734405U (en) | A kind of exhaust silencer for internal-combustion engine convenient for adjusting | |
| WO2009043222A1 (en) | An exhaust noise damping system for a silencing dynamotor set | |
| CN204175364U (en) | A kind of circular automobile exhaust gas Sound Attenuator | |
| CN208220865U (en) | A kind of multiple reflection double resonance composite muffler | |
| CN211500767U (en) | Silencing exhaust pipe, vehicle silencing exhaust pipe control system and vehicle | |
| CN209011909U (en) | A kind of exhaust silencer for internal combustion engine | |
| CN214577358U (en) | Supercharger silencing structure and engine supercharger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |