CN107725149A - A kind of motor exhaust pipe for vehicle denoising device - Google Patents
A kind of motor exhaust pipe for vehicle denoising device Download PDFInfo
- Publication number
- CN107725149A CN107725149A CN201711031554.8A CN201711031554A CN107725149A CN 107725149 A CN107725149 A CN 107725149A CN 201711031554 A CN201711031554 A CN 201711031554A CN 107725149 A CN107725149 A CN 107725149A
- Authority
- CN
- China
- Prior art keywords
- noise reduction
- fixedly connected
- airway tube
- pipe
- reduction chamber
- 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.)
- Withdrawn
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
- F01N1/082—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
- F01N1/083—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
- F01N1/10—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling in combination with sound-absorbing materials
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention discloses a kind of motor exhaust pipe for vehicle denoising device, including fixing device, the side of the fixing device is fixedly connected with aiutage, the opposite side of the fixing device is fixedly connected with connection sleeve pipe, side of the connection sleeve pipe away from fixing device is fixedly connected with the first noise reduction chamber, first noise reduction chamber is internally provided with the first airway tube, one end of first airway tube is fixedly connected on the inside of aiutage, the other end of first airway tube is fixedly connected with the second airway tube, and second airway tube is arranged at the inside of the second noise reduction chamber.The motor exhaust pipe for vehicle denoising device, by setting multistage airway tube, buffering or scattered effect are played to the speed of tail gas, tail gas is arranged from blast pipe to speed during air and reduces；Multistage noise reduction layer is set, tail gas speed is further buffered or scattered, reduces impulsive force during low speed tail gas air inlet, and then the purpose of noise reduction.
Description
Technical field
The present invention relates to motorcycle noise reducing technical field, specially a kind of motor exhaust pipe for vehicle denoising device.
Background technology
Motorcycle is the very common vehicles, and blast pipe is the important component of motorcycle, existing motorcycle
In the process of moving, blast pipe can produce larger noise, so cause the comfortableness of driving relatively low and produce noise pollution, because
This motorcycle sound-deadening and noise-reducing device is operated and given birth to, and motorcycle noise reducing device is that a kind of permission air-flow passes through and the noise reduced device that declines.
The aiutage of existing motorcycle engine is to connect a damping cylinder in outer barrel inner sleeve, and tail pipe is connected in outer barrel end,
By damping the cooperation of cylinder and outer barrel, it can suitably weaken noise caused by engine exhaust emission, but the high temperature of engine
Waste gas enters silencer with high speed through blast pipe, because silencer buffering route is short, causes noise reduction poor, noise is big, eliminates the noise
Device noise reduction is undesirable.
So proposing a kind of motor exhaust pipe for vehicle denoising device, solve the above problems.
The content of the invention
(1) technical problem solved
In view of the shortcomings of the prior art, the invention provides a kind of motor exhaust pipe for vehicle denoising device, possesses separator tube
The advantages that road is long, the diversified and multiple acoustic material of buffering pipe realizes multiple noise reduction, solve that noise reduction is poor, and noise is big
Problem.
(2) technical scheme
To realize that above-mentioned buffering pipe length, the diversified and multiple acoustic material of buffering pipe realize multiple noise reduction purpose, this
Invention provides following technical scheme：A kind of motor exhaust pipe for vehicle denoising device, including fixing device, the one of the fixing device
Side is fixedly connected with aiutage, and the opposite side of the fixing device is fixedly connected with connection sleeve pipe, and the connection sleeve pipe is away from solid
The side for determining device is fixedly connected with the first noise reduction chamber, and first noise reduction chamber is internally provided with the first airway tube, and described
One end of one airway tube is fixedly connected on the inside of aiutage, and the other end of first airway tube is fixedly connected with the second air guide
Pipe, second airway tube are arranged at the inside of the second noise reduction chamber, and the described one end of second airway tube away from the first airway tube is consolidated
Surely air inlet pipe is connected with, the air inlet pipe is fixedly connected on the bottom inside the 3rd noise reduction chamber, and the top of the air inlet pipe is fixed
The 3rd airway tube is connected with, the side of the 3rd noise reduction chamber away from the second noise reduction chamber is fixedly connected with blast pipe.
Preferably, the fixing device includes：First retainer ring, fixed sleeving, the second retainer ring and knob, described
The inwall of one retainer ring is fixedly connected with connection sleeve pipe, and the outer surface of first retainer ring is fixedly connected with fixed sleeving, institute
State the one end of fixed sleeving away from the first retainer ring and be fixedly connected with the second retainer ring, the inwall of second retainer ring, which is fixed, to be connected
It is connected to aiutage, the outer surface of second retainer ring is fixedly connected with knob, and the inwall of the connection sleeve pipe is provided with anti-
Skidding.
Preferably, first noise reduction chamber is internally provided with the first noise reduction layer, and the inside of second noise reduction chamber sets
There is the second noise reduction layer, the 3rd noise reduction chamber is internally provided with the 3rd noise reduction layer.
Preferably, the first airway tube is bend pipe, and the second airway tube is S type bend pipes, and the quantity of the 3rd airway tube is five
Individual, the outer surface of the 3rd airway tube offers several holes.
Preferably, the material of first noise reduction layer is foam glass, and the material of second noise reduction layer is phenol formaldehyde foam
Plastics, the material of the 3rd noise reduction layer is silencing cotton.
Preferably, the one end of the air inlet pipe away from the second airway tube is fixedly connected with closure.
(3) beneficial effect
Compared with prior art, the invention provides a kind of motor exhaust pipe for vehicle denoising device, possess following beneficial to effect
Fruit：
1st, the motor exhaust pipe for vehicle denoising device, passes through the first airway tube, the second airway tube, air inlet pipe and the 3rd air guide
The tail gas that pipe is discharged to aiutage enters row buffering or scattered, tail gas is haveed the function that multiple deceleration, and then make tail gas from exhaust
Pipe is arranged to be reduced to speed during air；Tail gas is carried out by the first noise reduction layer, the second noise reduction layer and the 3rd noise reduction layer further
Buffering is scattered, and low speed tail gas is arranged to impulsive force during air from blast pipe to be reduced, and then the purpose of noise reduction.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is fixture structure schematic diagram of the present invention；
Fig. 3 is the 3rd noise reduction chamber side view of the invention.
In figure：1 fixing device, 2 aiutages, 3 connection sleeve pipes, 4 first noise reduction chambers, 5 first airway tubes, 6 second airway tubes,
7 second noise reduction chambers, 8 air inlet pipe, 9 the 3rd noise reduction chambers, 10 the 3rd airway tubes, 11 blast pipes, 12 first retainer rings, 13 fixed covers
Pipe, 14 second retainer rings, 15 knobs, 16 slipmat, 17 first noise reduction layers, 18 second noise reduction layers, 19 the 3rd noise reduction layers.
Embodiment
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 carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme：A kind of motor exhaust pipe for vehicle denoising device, including it is solid
Determine device 1, fixing device 1 includes：First retainer ring 12, fixed sleeving 13, the second retainer ring 14 and knob 15, first fixes
The inwall of ring 12 is fixedly connected with connection sleeve pipe 3, and the outer surface of the first retainer ring 12 is fixedly connected with fixed sleeving 13, fixed cover
The one end of pipe 13 away from the first retainer ring 12 is fixedly connected with the second retainer ring 14, and the inwall of the second retainer ring 14 is fixedly connected with
Aiutage 2, the inwall of retainer ring 14 are provided with slipmat 16, and the outer surface of the second retainer ring 14 is fixedly connected with knob 15,
Twisting knob 15 can reduce retainer ring 14, and then make the connection of connection sleeve pipe 3 and aiutage 2 more firm, fixing device 1
Side be fixedly connected with aiutage 2, the opposite side of fixing device 1 is fixedly connected with connection sleeve pipe 3, the inwall of connection sleeve pipe 3
Slipmat 16 is provided with, slipmat 16 can effectively increase the frictional force between connection sleeve pipe 3 and aiutage 2, play anti-skidding
Effect, side of the connection sleeve pipe 3 away from fixing device 1 are fixedly connected with the first noise reduction chamber 4, and the inside of the first noise reduction chamber 4 is set
There is the first noise reduction layer 17, the material of the first noise reduction layer 17 is foam glass, and foam glass plays the temperature and noise reduction for reducing tail gas
Purpose, the first noise reduction chamber 4 is internally provided with the first airway tube 5, and the first airway tube 5 is bend pipe, and the design of bend pipe can buffer
The impulsive force of tail gas, one end of the first airway tube 5 are fixedly connected on the inside of aiutage 2, and the other end of the first airway tube 5 is fixed
The second airway tube 6 is connected with, the second airway tube 6 is S type bend pipes, and tail gas is in S types bend pipe by reducing speed, the second air guide
Pipe 6 is arranged at the inside of the second noise reduction chamber 7, and the second noise reduction chamber 7 is internally provided with the second noise reduction layer 18, the second noise reduction layer 18
Material is phenolic foam, and phenolic foam can play the temperature of drop bottom tail gas and the purpose of noise reduction, and the second airway tube 6 is remote
One end from the first airway tube 5 is fixedly connected with air inlet pipe 8, and the one end of air inlet pipe 8 away from the second airway tube 6 is fixedly connected with close
Capping 20, air inlet pipe 8 is fixedly connected on the bottom inside the 3rd noise reduction chamber 9, and the top of air inlet pipe 8 is fixedly connected with the 3rd air guide
Pipe 10, the quantity of the 3rd airway tube 10 are five, and the outer surface of the 3rd airway tube 10 offers several holes, and tail gas is from netted
3rd airway tube 10 further reduces the speed of service and temperature of tail gas, the inside of the 3rd noise reduction chamber 9 is set to multi-faceted diverging
There is the 3rd noise reduction layer 19, the material of the 3rd noise reduction layer 19 is silencing cotton, and side of the 3rd noise reduction chamber 9 away from the second noise reduction chamber 7 is consolidated
Surely it is connected with blast pipe 11.
When in use, the denoising device set is attached to the outer surface of aiutage 2, the first airway tube 5 be fixedly connected and in
Aiutage 2, knob 15 is rotated, the second retainer ring 14 is fixedly connected on the outer surface of aiutage 2.
To sum up, the motor exhaust pipe for vehicle denoising device, the first airway tube 5, the second airway tube 6, air inlet pipe 8 and are passed through
The buffering for the tail gas that three airway tubes 10 are discharged to aiutage 2 is scattered, tail gas is haveed the function that multiple deceleration, and then make tail gas
Speed during from from the row of blast pipe 11 to air reduces；It is right by the first noise reduction layer 17, the second noise reduction layer 18 and the 3rd noise reduction layer 19
The further buffering of tail gas is scattered, and impulsive force when low speed tail gas is from the row of blast pipe 11 to air reduces, and then noise reduction
Purpose.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of motor exhaust pipe for vehicle denoising device, including fixing device (1), it is characterised in that：The fixing device (1)
Side is fixedly connected with aiutage (2), and the opposite side of the fixing device (1) is fixedly connected with connection sleeve pipe (3), the connection
Side of the sleeve pipe (3) away from fixing device (1) is fixedly connected with the first noise reduction chamber (4), and the inside of first noise reduction chamber (4) is set
The first airway tube (5) is equipped with, one end of first airway tube (5) is fixedly connected on the inside of aiutage (2), and described first leads
The other end of tracheae (5) is fixedly connected with the second airway tube (6), and second airway tube (6) is arranged at the second noise reduction chamber (7)
Inside, the one end of second airway tube (6) away from the first airway tube (5) are fixedly connected with air inlet pipe (8), the air inlet pipe
(8) the internal bottom of the 3rd noise reduction chamber (9) is fixedly connected on, the 3rd airway tube is fixedly connected with the top of the air inlet pipe (8)
(10), side of the 3rd noise reduction chamber (9) away from the second noise reduction chamber (7) is fixedly connected with blast pipe (11).
A kind of 2. motor exhaust pipe for vehicle denoising device according to claim 1, it is characterised in that：The fixing device
(1) include：First retainer ring (12), fixed sleeving (13), the second retainer ring (14) and knob (15), first retainer ring
(12) inwall is fixedly connected with connection sleeve pipe (3), and the outer surface of first retainer ring (12) is fixedly connected with fixed sleeving
(13), the one end of the fixed sleeving (13) away from the first retainer ring (12) is fixedly connected with the second retainer ring (14), and described the
The inwall of two retainer rings (14) is fixedly connected with aiutage (2), and the outer surface of second retainer ring (14) is fixedly connected with rotation
Turn-button (15), the inwall of the connection sleeve pipe (3) are provided with slipmat (16).
A kind of 3. motor exhaust pipe for vehicle denoising device according to claim 1, it is characterised in that：First noise reduction chamber
(4) be internally provided with the first noise reduction layer (17), second noise reduction chamber (7) is internally provided with the second noise reduction layer (18), institute
That states the 3rd noise reduction chamber (9) is internally provided with the 3rd noise reduction layer (19).
A kind of 4. motor exhaust pipe for vehicle denoising device according to claim 1, it is characterised in that：First airway tube (5)
For bend pipe, the second airway tube (6) is S type bend pipes, and the quantity of the 3rd airway tube (10) is five, the 3rd airway tube
(10) outer surface offers several holes.
A kind of 5. motor exhaust pipe for vehicle denoising device according to claim 1 or 3, it is characterised in that：Described first disappears
The material of sound-absorbing layer (17) is foam glass, and the material of second noise reduction layer (18) is phenolic foam, the 3rd noise reduction
The material of layer (19) is silencing cotton.
A kind of 6. motor exhaust pipe for vehicle denoising device according to claim 1, it is characterised in that：The air inlet pipe (8)
One end away from the second airway tube (6) is fixedly connected with closure (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031554.8A CN107725149A (en) | 2017-10-30 | 2017-10-30 | A kind of motor exhaust pipe for vehicle denoising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031554.8A CN107725149A (en) | 2017-10-30 | 2017-10-30 | A kind of motor exhaust pipe for vehicle denoising device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107725149A true CN107725149A (en) | 2018-02-23 |
Family
ID=61203203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711031554.8A Withdrawn CN107725149A (en) | 2017-10-30 | 2017-10-30 | A kind of motor exhaust pipe for vehicle denoising device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107725149A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109162793A (en) * | 2018-10-17 | 2019-01-08 | 镇江市高等专科学校 | A kind of anti-scald exhaust pipe of the automobile-used good muffling effect of motor |
-
2017
- 2017-10-30 CN CN201711031554.8A patent/CN107725149A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109162793A (en) * | 2018-10-17 | 2019-01-08 | 镇江市高等专科学校 | A kind of anti-scald exhaust pipe of the automobile-used good muffling effect of motor |
| CN109162793B (en) * | 2018-10-17 | 2023-08-15 | 镇江市高等专科学校 | Anti-scald exhaust pipe with good silencing effect for motorcycle |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180223 |