CN207194996U - A kind of high mobile muffler of anti-acoustic capability - Google Patents
A kind of high mobile muffler of anti-acoustic capability Download PDFInfo
- Publication number
- CN207194996U CN207194996U CN201721217946.9U CN201721217946U CN207194996U CN 207194996 U CN207194996 U CN 207194996U CN 201721217946 U CN201721217946 U CN 201721217946U CN 207194996 U CN207194996 U CN 207194996U
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- China
- Prior art keywords
- muffler
- muffler body
- pipe
- wall
- fixed plate
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Abstract
The utility model discloses a kind of high mobile muffler of anti-acoustic capability,Including muffler body,The side of the muffler body is provided with fixed plate and sealing ring,The sealing ring is between fixed plate and muffler body,The fixed plate is fixedly connected by bolt with muffler body,And it is fixedly connected with escape pipe and noise reducing pipe on the side outer wall away from sealing ring in fixed plate,The escape pipe is located at the side of noise reducing pipe,Air inlet pipe is fixedly connected with the opposite side outer wall of the muffler body,Perforation is offered on the appearance wall of the air inlet pipe,The utility model is provided with noise reducing pipe,Sound wave with the hole friction on silencing cotton to change into heat energy by being dissipated,Weaken the sound wave in noise reducing pipe,Noise reducing pipe is arranged on vehicle bottom and air-flow intersection,On the one hand abundant noise reduction is played a part of,On the other hand heat energy caused by silencing cotton can also be dissipated by air-cooled,Avoid muffler this body temperature height,The problem of influenceing normal work.
Description
Technical field
The utility model belongs to mobile muffler technical field, and in particular to a kind of high mobile muffler of anti-acoustic capability.
Background technology
The principle of mobile muffler is exactly that its automobile exhaust pipe is made up of two different pipelines of length, the two pipelines
First separate and cross again, by the length difference of two pipelines is equal to the half of the wavelength for the sound wave that automobile is sent so that two
Row sound wave is cancelled out each other when being interfered in superposition and weakens the sound intensity, reduces sound wave, so as to play the effect of noise reduction.
But mobile muffler sound-deadening and noise-reducing performance in the market is not good enough, radiating effect is poor, easily causes automobile
Muffler crosses cause thermal damage, and original mobile muffler is all integrally formed in addition, and silencing cotton inconvenience is changed in maintenance, and automobile disappears
The installation fixation of sound device is not close, it is impossible to adapts to different vehicles, lacks applicability.
Utility model content
The purpose of this utility model is to provide a kind of anti-acoustic capability high mobile muffler, existing noise reduction to solve
Can it is not good enough, radiating effect is poor, maintenance changes that silencing cotton is inconvenient and mobile muffler installation it is fixed it is not close, lack applicability
The problem of.
To achieve the above object, the utility model provides following technical scheme：A kind of high mobile muffler of anti-acoustic capability,
Including muffler body, the side of the muffler body is provided with fixed plate and sealing ring, and the sealing ring is located at fixed plate
Between muffler body, the fixed plate is fixedly connected by bolt with muffler body, and away from sealing ring in fixed plate
Side outer wall on be fixedly connected with escape pipe and noise reducing pipe, the escape pipe is located at the side of noise reducing pipe, the muffler sheet
Air inlet pipe is fixedly connected with the opposite side outer wall of body, perforation is offered on the appearance wall of the air inlet pipe, and it is remote in air inlet pipe
One end from muffler body is welded with connecting tube, and connecting tube hook, institute are fixedly connected with the side outer wall of the connecting tube
That states muffler body is internally provided with resonant cavity and dividing plate, and the resonant cavity is located at the side of dividing plate, and the inside of resonant cavity
Silencing cotton is provided with, former parking stall hook and clip are fixedly connected with the appearance wall of the muffler body, the former parking stall is hung
Hook is located at the side of clip.
Preferably, perforation is offered on the side appearance wall of the escape pipe.
Preferably, the clip is provided with two altogether, and two clips are uniformly fixed on the outer wall of muffler body.
Preferably, hole is offered on the side outer wall of the dividing plate.
Preferably, the connecting tube is V-structure.
The utility model compared with prior art, has the advantages that：
(1) the utility model is provided with noise reducing pipe, and a part of sound wave in resonant cavity enters by the silencing cotton in noise reducing pipe
Row absorbs, and sound wave weakens the sound wave in noise reducing pipe by being dissipated with the hole friction on silencing cotton to change into heat energy,
Noise reducing pipe is arranged on vehicle bottom and air-flow intersection, on the one hand plays a part of abundant noise reduction, on the other hand can also pass through
It is air-cooled to dissipate heat energy caused by silencing cotton, muffler this body temperature height is avoided, the problem of influenceing normal work.
(2) the utility model is provided with sealing ring, when changing silencing cotton or maintenance, is loosered a bolt with spanner, will be solid
Fixed board and sealing ring depart from from muffler body, and silencing cotton is filled in into muffler body, and after completing plug reality, sealing ring is placed on
On the outer wall of muffler body side, on the one hand fixed plate and sealing ring fixing seal are easy to maintenance to change by blending bolt, another
Aspect ensures the sealing of muffler body, ensures noise-reduction effect.
(3) the utility model is provided with clip, and muffler body is fixed on by connecting tube hook and former parking stall hook
On car body, in order to adapt to the change of different automobile types, muffler body can be fixed on different underbody chassis by clip, carried
The applicability of high muffler body.
Brief description of the drawings
Fig. 1 faces cut-away view to be of the present utility model；
Fig. 2 is side view of the present utility model；
In figure：1- escape pipes, 2- fixed plates, 3- sealing rings, 4- mufflers body, 5- connecting tubes hook, 6- connecting tubes, 7-
Air inlet pipe, 8- perforation, 9- silencing cottons, 10- resonant cavities, 11- bolts, 12- noise reducing pipes, 13- originals parking stall hook, 14- clips, 15-
Dividing plate.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1 and Fig. 2 are referred to, the utility model provides a kind of technical scheme：A kind of high mobile muffler of anti-acoustic capability,
Including muffler body 4, the side of muffler body 4 is provided with fixed plate 2 and sealing ring 3, and fixed plate 2 plays fixed seal ring
3 effect, sealing ring 3 play a part of sealing, and between fixed plate 2 and muffler body 4, fixed plate 2 passes through sealing ring 3
Bolt 11 is fixedly connected with muffler body 4, and is fixedly connected with outlet on the side outer wall away from sealing ring 3 in fixed plate 2
Pipe 1 and noise reducing pipe 12, escape pipe 1 are located at the side of noise reducing pipe 12, be fixedly connected with the opposite side outer wall of muffler body 4 into
Tracheae 7, perforation 8 is offered on the appearance wall of air inlet pipe 7, and one end away from muffler body 4 in air inlet pipe 7 is welded with connection
Pipe 6, perforation 8 are passed for sound wave from escape pipe 1, and connecting tube hook 5 is fixedly connected with the side outer wall of connecting tube 6, is used for
Connecting tube 6 and car body are fixed, muffler body 4 is internally provided with resonant cavity 10 and dividing plate 15, and resonant cavity 10 is used for sound wave
Resonance refraction, abates the noise, resonant cavity 10 is located at the side of dividing plate 15, and resonant cavity 10 is internally provided with silencing cotton 9, plays
The effect of sound wave is absorbed, former parking stall hook 13 and clip 14 are fixedly connected with the appearance wall of muffler body 4, raising is played and connects
The effect of connecing property, former parking stall hook 13 are located at the side of clip 14.
In order to allow sound wave to enter from escape pipe 1 in resonant cavity 10, in the present embodiment, it is preferred that the side appearance of escape pipe 1
Perforation 8 is offered on wall.
In order to improve the stability that muffler body 4 connects with car body, in the present embodiment, it is preferred that clip 14 is set altogether
There are two, and two clips 14 are uniformly fixed on the outer wall of muffler body 4.
In order to which sound wave refraction can be hit in resonant cavity 10, in the present embodiment, it is preferred that the side outer wall of dividing plate 15
On offer hole.
In order to reduce the space-consuming of connecting tube 6, in the present embodiment, it is preferred that connecting tube 6 is V-structure.
Operation principle and process for using of the present utility model：Before use, looser a bolt 11 with spanner, fixed plate 2 is taken
Get off, and sealing ring 3 is departed from from muffler body 4, silencing cotton 9 is filled in muffler body 4, will after completing plug reality
Sealing ring 3 is placed on the side outer wall of muffler body 4, and blending bolt 11 is by fixed plate 2 and the fixing seal of sealing ring 3, by noise reduction
Device body 4 is fixed on car body by connecting tube hook 5 and former parking stall hook 13, in order to adapt to the change of different automobile types, is passed through
Clip 14 is fixed on underbody chassis, and when in use, sound wave is entered in muffler body 4 by the perforation 8 in air inlet pipe 7, every
The hole opened up on plate 15, sound wave can be allowed to enter in resonant cavity 10, only the sound wave of some frequencies passes through the perforation in air inlet pipe 7
8 enter in escape pipe 1, and the sound wave of other frequency then can not possibly enter air inlet pipe by perforation 8, can only be in resonant cavity 10
Roundtrip, the sound wave of roundtrip hit mutually counteracting, have the function that to eliminate noise, in sound wave reflection process, big portion
Divide sound wave to change into thermal energy consumption by the hole friction on silencing cotton 9 and dissipate, make to subtract by the sound wave in muffler body 4
Weak, some sound wave is absorbed by the silencing cotton 9 in noise reducing pipe 12, and noise reducing pipe 12 is arranged on car body and air-flow crosses
Place, can dissipate heat energy caused by silencing cotton 9, ensure the normal work of muffler body 4, and remaining sound wave passes through escape pipe 1
Discharge.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of high mobile muffler of anti-acoustic capability, including muffler body（4）, it is characterised in that：The muffler body
（4）Side be provided with fixed plate（2）And sealing ring（3）, the sealing ring（3）Positioned at fixed plate（2）With muffler body（4）
Between, the fixed plate（2）Pass through bolt（11）With muffler body（4）It is fixedly connected, and fixed plate（2）Upper remote sealing ring
（3）Side outer wall on be fixedly connected with escape pipe（1）And noise reducing pipe（12）, the escape pipe（1）Positioned at noise reducing pipe（12）'s
Side, the muffler body（4）Opposite side outer wall on be fixedly connected with air inlet pipe（7）, the air inlet pipe（7）Appearance wall
On offer perforation（8）, and air inlet pipe（7）Upper remote muffler body（4）One end be welded with connecting tube（6）, the connection
Pipe（6）Side outer wall on be fixedly connected with connecting tube hook（5）, the muffler body（4）Be internally provided with resonant cavity
（10）And dividing plate（15）, the resonant cavity（10）Positioned at dividing plate（15）Side, and resonant cavity（10）Be internally provided with noise reduction
Cotton（9）, the muffler body（4）Appearance wall on be fixedly connected with former parking stall hook（13）And clip（14）, the former car
Position hook（13）Positioned at clip（14）Side.
A kind of 2. high mobile muffler of anti-acoustic capability according to claim 1, it is characterised in that：The escape pipe（1）
Side appearance wall on offer perforation（8）.
A kind of 3. high mobile muffler of anti-acoustic capability according to claim 1, it is characterised in that：The clip（14）Altogether
It is provided with two, and two clips（14）Uniformly it is fixed on muffler body（4）Outer wall on.
A kind of 4. high mobile muffler of anti-acoustic capability according to claim 1, it is characterised in that：The dividing plate（15）'s
Hole is offered on the outer wall of side.
A kind of 5. high mobile muffler of anti-acoustic capability according to claim 1, it is characterised in that：The connecting tube（6）
For V-structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721217946.9U CN207194996U (en) | 2017-09-21 | 2017-09-21 | A kind of high mobile muffler of anti-acoustic capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721217946.9U CN207194996U (en) | 2017-09-21 | 2017-09-21 | A kind of high mobile muffler of anti-acoustic capability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207194996U true CN207194996U (en) | 2018-04-06 |
Family
ID=61786151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721217946.9U Active CN207194996U (en) | 2017-09-21 | 2017-09-21 | A kind of high mobile muffler of anti-acoustic capability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207194996U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868984A (en) * | 2018-06-19 | 2018-11-23 | 爱驰威汽车零部件（盐城）有限公司 | A kind of effective muffler of automobile exhaust |
| CN109036363A (en) * | 2018-07-20 | 2018-12-18 | 上海汽车集团股份有限公司 | Hydrogen injector denoising device and fuel cell car |
-
2017
- 2017-09-21 CN CN201721217946.9U patent/CN207194996U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868984A (en) * | 2018-06-19 | 2018-11-23 | 爱驰威汽车零部件（盐城）有限公司 | A kind of effective muffler of automobile exhaust |
| CN108868984B (en) * | 2018-06-19 | 2023-05-12 | 爱驰威汽车零部件（盐城）有限公司 | Muffler for automobile exhaust pipe |
| CN109036363A (en) * | 2018-07-20 | 2018-12-18 | 上海汽车集团股份有限公司 | Hydrogen injector denoising device and fuel cell car |
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