CN205654412U - Turbosupercharged engine exhaust system's improvement structure - Google Patents
Turbosupercharged engine exhaust system's improvement structure Download PDFInfo
- Publication number
- CN205654412U CN205654412U CN201620289748.2U CN201620289748U CN205654412U CN 205654412 U CN205654412 U CN 205654412U CN 201620289748 U CN201620289748 U CN 201620289748U CN 205654412 U CN205654412 U CN 205654412U
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- CN
- China
- Prior art keywords
- arm
- air inlet
- connecting portion
- breather
- extraction system
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- Exhaust Silencers (AREA)
Abstract
The utility model mainly discloses a turbosupercharged engine exhaust system's improvement structure, its technical scheme: including exhaust manifold, exhaust manifold includes intake pipe, first connecting portion, first branch pipe, second branch pipe, second connecting portion and blast pipe, first intraductal is equipped with an at least baffle, the second props up the intraductal two piece at least baffles that are equipped with, two at least cavities are separated into with first branch pipe axial to the baffle, at least three cavity is separated into with second branch pipe axial to the baffle, all be equipped with two piece at least breather pipes on the baffle, thereby the both ends that the breather pipe passed baffle messenger breather pipe are located two adjacent cavities respectively, it evenly is equipped with the inlet port on the pipe wall of the one end of admitting air to lie in on the breather pipe, it evenly is equipped with the venthole on the pipe wall of the one end of giving vent to anger to lie in on the breather pipe. The utility model discloses have the noise and vibration of reduceing, provide the purpose of the environment of more comfortable peace and quiet for the car.
Description
Technical field
This utility model relates to automobile technical field, changing of a kind of turbocharged engine gas extraction system
Enter structure.
Background technology
Along with society constantly improves, science and technology constantly develops, and the level of comfort of present automobile constantly improves,
Property indices the most constantly improves；The maximum speed of automobile improves constantly, and the acceleration capacity of automobile is continuous
Ground improves, and the hill climbing capacity of automobile the most constantly strengthens, and constantly to reduce the consumption of fuel simultaneously, this
It is required for automobile and has different designs；Different designs reaches good stability, operability and comfortableness；
Different Automobile Design meets the requirement of different automotive performances, have also been changed the requirement to electromotor, and then
Require there is the gas extraction system meeting design.
The pressure at expulsion of turbocharged engine is about 0.3～0.5MPa, and temperature about 500～700 DEG C, this shows
Aerofluxus has certain energy.Simultaneously as the intermittence of aerofluxus, in exhaustor, cause the arteries and veins of pressure at expulsion
Dynamic.If be directly discharged in air by engine exhaust, strong noise certainly will be produced.Existing aerofluxus
System cannot control the discharge of vehicle exhaust well, rough to vehicle maintenance service, there is also aerofluxus and makes an uproar
The defect that sound is big, vibration sense is strong, big for environment pollution, needs a kind of good gas extraction system to reduce air-flow
Speed, thus reduce because of the fricative friction noise of inwall and vibrations such as high velocity air and discharge ducts, subtract
Few sound pollution, provides the most comfortable quiet environment for automobile.
Utility model content
The deficiency existed for prior art, this utility model provides a kind of turbocharged engine gas extraction system
Improved structure, to reach reducing noise and vibration, reduce sound pollution, for automobile provide more comfortable peace and quiet
The purpose of environment.
In order to achieve the above object, this utility model is achieved through the following technical solutions: a kind of turbocharging
The improved structure of engine exhaust system, including exhaust main, described exhaust main include air inlet pipe, first
Connecting portion, the first arm, the second arm, the second connecting portion and exhaustor, described first arm and second
The inlet end of pipe is connected with air inlet pipe by the first connecting portion, described first arm and the outlet side of the second arm
It is connected with exhaustor by the second connecting portion, in described first arm, is provided with at least one piece of dividing plate, described second
Being provided with at least two pieces of dividing plates in arm, described dividing plate is by the first arm axially spaced one-tenth at least two chamber, institute
State dividing plate by the second arm axially spaced one-tenth at least three chamber, described dividing plate is equipped with at least two ventilations
Pipe, described breather through dividing plate so that the two ends of breather lay respectively in adjacent two chamber, institute
State to be positioned on breather on the tube wall of air inlet one end and be uniformly provided with air inlet, described breather is positioned at and gives vent to anger one
It is uniformly provided with venthole on the tube wall of end.
This utility model is further arranged to: be equipped with respectively in described first connecting portion and the second connecting portion with
The inner tube that air inlet pipe and exhaustor coordinate, said inner tube is uniformly provided with through hole, said inner tube was arranged with
Filter screen and flat plate.The waste gas of process is filtered by described drainage screen, purifies gas, reduces poisonous and harmful
Material；Described flat plate reduces the noise carried secretly in gas, reduces noise pollution.
This utility model is further arranged to: be uniformly provided with groove on described flat plate.By the groove arranged
Make flat plate surface irregularity, utilize rough surface to can be used to absorb, send when weakening aerofluxus
Noise, reduce acoustic energy, reduce noise pollution.
This utility model is further arranged to: described air inlet pipe and the first connecting portion and the second connecting portion and row
Corrugated tube it is provided with between trachea.The corrugated tube arranged makes whole gas extraction system be Flexible spacecraft, convenient installation,
Absorbing the vibrations of gas extraction system, the environmental pollution caused by motor exhaust bottoms out, beneficially automobile
The discharge of tail gas, thus play vibration and noise reducing, prolongation exhausting silencer system life-span, comfortable feeling by bus is provided
Effect.
This utility model is further arranged to: the inlet end of described air inlet pipe is provided with resonator, described air inlet pipe
Upper connection has ternary catalyzing unit.Described resonator is used for reducing inflow noise, slows down stable air inlet, and minimizing is shaken
Dynamic；Cleanser in described ternary catalyzing unit, by strengthening the activity of tri-kinds of gases of CO, HC and NOx, promotes
It carries out certain oxidation-reduction chemical reaction, three kinds of harmful gass is become innocuous gas, makes vehicle exhaust
It is purified, reduces the discharge of poisonous object, reduce the vehicle exhaust pollution to environment.
This utility model is further arranged to: the breather in described adjacent separator mutually staggers setting.Due to
Breather is crisscross arranged, and air-flow out needs to enter the next one through bending from the venthole of previous breather
The energy of the air inlet of breather, air-flow and noise is decayed, and reduces vibration sense and noise.
This utility model is further arranged to: be all provided with on described first arm, the inwall of the second arm and dividing plate
There is high temperature resistant sound absorbing layer.Described high temperature resistant sound absorbing layer absorbs, weakens the exhaust noise carried secretly in gas, the row of making
Gas system further reduces because of fricative friction noises of inwall such as high velocity air and exhaust mains, to reach
To more preferable soundproof effect.
This utility model is further arranged to: described high temperature resistant sound absorbing layer includes glass fibre, steel fibre and stone
Cotton.Described glass fibre, steel fibre and asbestos are respectively provided with good high temperature resistant and sound-absorbing feature.
This utility model has and has the beneficial effect that
This utility model includes exhaust main, is provided with at least one dividing plate and at least two in described first arm
Chamber, is provided with at least two dividing plate and three chambers, described dividing plate is equipped with ventilation in described second arm
Pipe, air inlet and venthole, when the high-speed gas in automobile and sound wave enter into chamber from air inlet pipe, gas
Body and sound wave are reflected in chamber, are absorbed, and are buffered, and reduce resistance during gas entrance air inlet,
Make sound wave be decayed first, and utilize multiple air inlet, extend the gas time in chamber；When gas and
Sound wave is when air inlet enters in breather, and the passage sudden contraction of sound wave makes sound wave secondary extinction, works as gas
When body and sound wave venthole from narrow and small breather out enter in big chamber, logical due to sound wave
Road is expanded suddenly and is made sound wave again decay, and gas and sound wave are often by all can be through during breather on one piece of dividing plate
Crossing three decay, once indoor decay, once perforated is decayed, is once expanded decay, by the ventilation of each group
The velocity energy in gas and acoustic energy after pipe all can be cut down.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is the structural representation of high temperature resistant sound absorbing layer in this utility model；
Fig. 4 is the structural representation of flat plate in this utility model.
Reference: 1, exhaust main；41, air inlet pipe；411, corrugated tube；412, resonator；413、
Ternary catalyzing unit；42, the first connecting portion；43, the first arm；44, the second arm；45, second connects
Portion；451, inner tube；452, through hole；453, drainage screen；454, flat plate；455, groove；46, row
Trachea；51, dividing plate；52, chamber；53, breather；54, air inlet；55, venthole；6, resistance to
High temperature sound absorbing layer；61, glass fibre；62, steel fibre；63, asbestos.
Detailed description of the invention
In conjunction with accompanying drawing, this utility model preferred embodiment is described in further details.
The improved structure of a kind of turbocharged engine gas extraction system as described in Fig. 1-4, including exhaust main 1,
Described exhaust main 1 include air inlet pipe the 41, first connecting portion the 42, first arm the 43, second arm 44,
Second connecting portion 45 and exhaustor 46, the inlet end of described first arm 43 and the second arm 44 passes through first
Connecting portion 42 is connected with air inlet pipe 41, and the outlet side of described first arm 43 and the second arm 44 is by the
Two connecting portions 45 are connected with exhaustor 46.It is provided with at least one piece of dividing plate 51 in described first arm 43, described
Being provided with at least two pieces of dividing plates 51 in second arm 44, described dividing plate 51 is by the first axially spaced one-tenth of arm 43 extremely
Few two chambers 52, described dividing plate 51 is by the second arm 44 axially spaced one-tenth at least three chamber 52, described
Being equipped with at least two breathers 53 on dividing plate 51, described breather 53 is through dividing plate 51 so that breather
The two ends of 53 lay respectively in adjacent two chamber 52, and described breather 53 is positioned at the pipe of air inlet one end
It is uniformly provided with air inlet 54 on wall, described breather 53 is positioned on the tube wall of one end of giving vent to anger to be uniformly provided with and gives vent to anger
Hole 55.Described second arm 44 is more than first arm 43 degree for the treatment of to gas to the degree for the treatment of of gas.
When the high-speed gas in automobile and sound wave enter into chamber 52 from air inlet pipe 41, gas and sound wave exist
Reflected in chamber 52, absorbed, buffered, reduce resistance during gas entrance air inlet 54, make
Sound wave is decayed first, and utilizes multiple air inlet 54, extends the gas time in chamber 52；Work as gas
With sound wave when air inlet 54 enters in breather 53, the passage sudden contraction of sound wave makes sound wave secondary decline
Subtracting, when gas and sound wave, the venthole 55 from narrow and small breather 53 out enters in big chamber 52
Time, to expand suddenly due to the passage of sound wave and make sound wave again decay, gas and sound wave are often by one piece of dividing plate 51
On breather 53 time all can be through three decay, once indoor decay, once perforated is decayed, is once expanded
Decay, all can be cut down by the velocity energy in the gas after the breather 53 of each group and acoustic energy.Institute
State the breather 53 in adjacent separator 51 mutually to stagger setting.Owing to breather 53 is crisscross arranged, air-flow from
The venthole 55 of previous breather 53 out needs to enter the air inlet of next breather 53 through bending
54, the energy of air-flow and noise is decayed, and reduces vibration sense and noise.This utility model the most only office
It is limited to the first arm 43 and the second arm 44, it is also possible to more exhaust branch pipe is set and respectively gas to be carried out
Processing, at the most each arm, process gases degree all differs.
It is equipped with respectively and air inlet pipe 41 and exhaustor 46 in described first connecting portion 42 and the second connecting portion 45
The inner tube 451 coordinated, said inner tube 451 is uniformly provided with through hole 452, said inner tube 451 was arranged with
Filter screen 453 and flat plate 454.The waste gas of process is filtered by described drainage screen 453, purifies gas, subtracts
Few poisonous and harmful substance；Described flat plate 454 reduces the noise carried secretly in gas, reduces noise pollution.Institute
State and on flat plate 454, be uniformly provided with groove 455.Flat plate 454 concave-convex surface is made by the groove 455 arranged
Injustice, the noise utilizing rough surface to can be used to absorb, sending when weakening aerofluxus, reduces acoustic energy
Amount, reduces noise pollution.Described air inlet pipe 41 and the first connecting portion 42 and the second connecting portion 45 and aerofluxus
Corrugated tube 411 it is provided with between pipe 46.The corrugated tube 411 arranged makes whole gas extraction system be Flexible spacecraft, side
Just installing, absorb the vibrations of gas extraction system, the environmental pollution caused by motor exhaust bottoms out, and has
It is beneficial to the discharge of vehicle exhaust, thus plays vibration and noise reducing, prolongation exhausting silencer system life-span, provide comfortable
The effect of by bus sense.The inlet end of described air inlet pipe 41 is provided with resonator 412, and described air inlet pipe 41 connects
It is connected to ternary catalyzing unit 413.Described resonator 412 is used for reducing inflow noise, slows down stable air inlet, reduces
Vibration；Cleanser in described ternary catalyzing unit 413 will strengthen the activity of tri-kinds of gases of CO, HC and NOx,
Promote it to carry out certain oxidation-reduction chemical reaction, three kinds of harmful gass are become innocuous gas, makes automobile
Tail gas is purified, and reduces the discharge of poisonous object, reduces the vehicle exhaust pollution to environment.Described first
It is equipped with high temperature resistant sound absorbing layer 6 on the inwall of arm the 43, second arm 44 and dividing plate 51.Described high temperature resistant
Sound absorbing layer 6 absorbs, weakens the exhaust noise carried secretly in gas, makes gas extraction system further reduce because of at a high speed
Air-flow and the exhaust main 1 fricative friction noise of inwall such as grade, to reach more preferable soundproof effect.Described
High temperature resistant sound absorbing layer 6 includes glass fibre 61, steel fibre 62 and asbestos 63.Described glass fibre 61, steel
Fiber 62 and asbestos 63 are respectively provided with good high temperature resistant and sound-absorbing feature.
Above-described embodiment is only used for illustrating inventive concept of the present utility model, rather than weighs this utility model
The restriction of profit protection, all changes utilizing this design that this utility model carries out unsubstantiality, all should be fallen into this
The protection domain of utility model.
Claims (8)
- null1. the improved structure of a turbocharged engine gas extraction system，It is characterized in that: include exhaust main (1)，Described exhaust main (1) includes air inlet pipe (41)、First connecting portion (42)、First arm (43)、Second arm (44)、Second connecting portion (45) and exhaustor (46)，The inlet end of described first arm (43) and the second arm (44) is connected with air inlet pipe (41) by the first connecting portion (42)，The outlet side of described first arm (43) and the second arm (44) is connected with exhaustor (46) by the second connecting portion (45)，It is provided with at least one piece of dividing plate (51) in described first arm (43)，It is provided with at least two pieces of dividing plates (51) in described second arm (44)，Described dividing plate (51) is by the first arm (43) axially spaced one-tenth at least two chamber (52)，Described dividing plate (51) is by the second arm (44) axially spaced one-tenth at least three chamber (52)，At least two breathers (53) it are equipped with on described dividing plate (51)，Described breather (53) is through dividing plate (51) so that the two ends of breather (53) lay respectively in adjacent two chamber (52)，It is positioned on the tube wall of air inlet one end on described breather (53) and is uniformly provided with air inlet (54)，It is positioned on the tube wall of one end of giving vent to anger on described breather (53) and is uniformly provided with venthole (55).
- The improved structure of a kind of turbocharged engine gas extraction system the most according to claim 1, it is characterized in that: in described first connecting portion (42) and the second connecting portion (45), be respectively equipped with the inner tube (451) coordinated with air inlet pipe (41) and exhaustor (46), it is uniformly provided with through hole (452) in said inner tube (451), said inner tube (451) is arranged with drainage screen (453) and flat plate (454).
- The improved structure of a kind of turbocharged engine gas extraction system the most according to claim 2, it is characterised in that: it is uniformly provided with groove (455) on described flat plate (454).
- The improved structure of a kind of turbocharged engine gas extraction system the most according to claim 1, it is characterised in that: it is provided with corrugated tube (411) between described air inlet pipe (41) and the first connecting portion (42) and the second connecting portion (45) and exhaustor (46).
- The improved structure of a kind of turbocharged engine gas extraction system the most according to claim 1, it is characterized in that: the inlet end of described air inlet pipe (41) is provided with resonator (412), the upper connection of described air inlet pipe (41) has ternary catalyzing unit (413).
- The improved structure of a kind of turbocharged engine gas extraction system the most according to claim 1, it is characterised in that: the breather (53) in described adjacent separator (51) mutually staggers setting.
- The improved structure of a kind of turbocharged engine gas extraction system the most according to claim 1, it is characterised in that: it is equipped with high temperature resistant sound absorbing layer (6) on described first arm (43), the inwall of the second arm (44) and dividing plate (51).
- The improved structure of a kind of turbocharged engine gas extraction system the most according to claim 7, it is characterised in that: described high temperature resistant sound absorbing layer (6) includes glass fibre (61), steel fibre (62) and asbestos (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620289748.2U CN205654412U (en) | 2016-04-08 | 2016-04-08 | Turbosupercharged engine exhaust system's improvement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620289748.2U CN205654412U (en) | 2016-04-08 | 2016-04-08 | Turbosupercharged engine exhaust system's improvement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205654412U true CN205654412U (en) | 2016-10-19 |
Family
ID=57389737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620289748.2U Expired - Fee Related CN205654412U (en) | 2016-04-08 | 2016-04-08 | Turbosupercharged engine exhaust system's improvement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205654412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401723A (en) * | 2016-11-21 | 2017-02-15 | 丹阳正联知识产权运营管理有限公司 | Environmental-friendly noise-reducing automotive exhaust pipe |
-
2016
- 2016-04-08 CN CN201620289748.2U patent/CN205654412U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401723A (en) * | 2016-11-21 | 2017-02-15 | 丹阳正联知识产权运营管理有限公司 | Environmental-friendly noise-reducing automotive exhaust pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161019 Termination date: 20190408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |