CN109555731A - A kind of automobile turbocharger silencer - Google Patents
A kind of automobile turbocharger silencer Download PDFInfo
- Publication number
- CN109555731A CN109555731A CN201910085809.1A CN201910085809A CN109555731A CN 109555731 A CN109555731 A CN 109555731A CN 201910085809 A CN201910085809 A CN 201910085809A CN 109555731 A CN109555731 A CN 109555731A
- Authority
- CN
- China
- Prior art keywords
- resonant chamber
- outer housing
- chamber ontology
- cavity
- automobile turbocharger
- 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.)
- Pending
Links
- 230000003584 silencer Effects 0.000 title claims description 21
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000008030 elimination Effects 0.000 description 3
- 238000003379 elimination reaction Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/665—Sound attenuation by means of resonance chambers or interference
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Supercharger (AREA)
Abstract
The invention discloses a kind of automobile turbocharger silencers, including resonant chamber ontology and outer housing, the resonant chamber ontology is located in outer housing, one group of cavity side by side is formed between the outer wall of the resonant chamber ontology and the inner wall of outer housing, cavity is connected with the channel in resonant chamber ontology, and the both ends of the outer housing are respectively provided with the air inlet and air outlet being connected with the channel in resonant chamber ontology.Turbocharger can be overcome to lose heart the characteristics of acoustic frequency range is wide, noise frequency is throughout medium-high frequency, good noise reduction effects can also be generated to some pneumatic broadband noises；Structure is simple, convenient for being installed on the input end of various types of compressors；Structure pipe diameter determing is reasonable, and the flow field amount for not influencing gas handling system requires；Manufacture assembly is easy, and sealing is safe and reliable, at low cost, is conducive to the marketization.
Description
Technical field
The present invention relates to automobile turbocharger technical fields, more particularly, to a kind of automobile turbocharger silencer.
Background technique
With the extensive use of automobile turbocharger, the discouraged sound of booster has become the Main Noise Sources of room noise.
The discouraged sound of turbocharger is to lead to tube wall vibration by the high pressure draught of compressor pressure rear end flow direction pressure front end, thus to external radiation
Noise, and amplified noise by air inlet pipeline.
Existing silencer is mostly that structure is complicated, is not easy to arrangement installation, and it is fine for inhibiting noise result not.Such as
CN20172049510 7.7 is that a kind of inner tube is with foraminate Winding pipe silencer, and its structure is complicated, and volume is larger, opposite to have
For the enging cabin of limit, it is unfavorable for arrangement installation；CN201620616579.9 proposes a kind of inner tube with multiple rows of aperture
Silencer is filled with sound-absorbing material in the cavity between the structure inner and outer tubes, has because material sound absorption causes to start combustion chamber
The risk of pollution；CN201520345009.6 proposes a kind of noise elimination structure being integrated in turbocharger, the structure and whirlpool
It is related to take turns intensifier type, is unfavorable for the hardware and software platform requirement of main engine plants；CN201320340651.6 proposes a kind of inner tube and has
Porous Multicarity silencer, the silencer are mainly used to solve the problems, such as the high-frequency noise of 3000Hz or more；
CN201520344857.5 proposes a kind of structure designed using 1/4 wavelength tube and expansion cavity principle, and the structure is by frequency of eliminating the noise
The limitation of rate, if noise elimination frequency band is wide, which will be more complicated, and accounts for muffler volume and can become larger, and is not easy to arrangement peace
Dress.
Summary of the invention
In view of the shortcomings of the prior art, technical problem to be solved by the invention is to provide a kind of noise eliminations of automobile turbocharger
Device, structure is simple to reach, the purpose of excellent noise reduction effect.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is as follows:
The automobile turbocharger silencer, including resonant chamber ontology and outer housing, the resonant chamber ontology are located at shell
In vivo, one group of cavity side by side, cavity and resonant chamber ontology are formed between the outer wall of the resonant chamber ontology and the inner wall of outer housing
In channel be connected, the both ends of the outer housing be respectively provided with the air inlet being connected with the channel in resonant chamber ontology and go out
Port.
Further, the resonant chamber ontology and outer housing are circular tube structure.
One group of cavity is to be arranged side by side along outer housing axial direction.
The cavity is annular housing.
The inner tube of the resonant chamber ontology is equipped with one group of aperture being connected with cavity, and aperture is groove type hole.
It is not connected to setting between the one side by side group cavity mutually.
The radial section of the air inlet and air outlet is in circular ring shape.
Seal groove is equipped in the outer rim of the air inlet and air outlet.
The resonant chamber ontology includes that resonance indoor pipe and one group of resonant chamber being located in resonance indoor pipe outer rim side by side are kept off
Plate.
It is connected between the resonant chamber ontology and outer housing by clamping.
Each cavity is corresponded in the inner tube of the resonant chamber ontology is equipped with one group of aperture.
One group of aperture that each cavity is corresponded in said inner tube is four apertures, and adjacent apertures misplace 90 degree and arrange.
One aperture of the adjacent apertures is the groove type hole of long edge inner tube axial direction, another aperture is long edge inner tube
Circumferential groove type hole.
One group of resonant chamber baffle is the annular slab of uniform intervals setting.
The inner tube one end of the resonant chamber ontology is connected with the clamping of the inside of outer housing, one end of outer housing and resonant chamber
Baffle edge clamping on ontology positioned at outside is connected.
The inner wall of the outer housing is equipped with card slot compatible with baffle edge.
The inner wall and baffle edge of the outer housing are interference fitted.
Access section is fixed by gluing between the resonant chamber ontology and outer housing.
Compared with prior art, the present invention having the advantage that
1, turbocharger can be overcome to lose heart the characteristics of acoustic frequency range is wide, noise frequency is throughout medium-high frequency, it can be with
Good noise reduction effect is generated to some pneumatic broadband noises；2, structure is simple, convenient for various types of compressors into
Mouth is installed on end；3, structure pipe diameter determing is reasonable, and the flow field amount for not influencing gas handling system requires；4, manufacture assembly is easy,
Sealing is safe and reliable, at low cost, is conducive to the marketization.
Detailed description of the invention
Content expressed by each width attached drawing of this specification and the label in figure are briefly described below:
Fig. 1 is acoustic wave filter structure schematic diagram one of the present invention.
Fig. 2 is acoustic wave filter structure schematic diagram two of the present invention.
Fig. 3 is the A-A schematic cross-sectional view along Fig. 2.
Fig. 4 is assembling schematic diagram one of the present invention.
Fig. 5 is assembling schematic diagram two of the present invention.
In figure:
1. resonant chamber ontology, 2. outer housings, 3. resonant chambers I, 4. resonant chambers II, 5. resonant chambers III, 6. resonant chamber baffles I,
7. resonant chamber baffle II, 8. resonant chamber baffles III, 9. air inlets, 10. gas outlets, 11. resonance indoor pipes, 12. shell outer tubes,
13. aperture I, 14. apertures II, 15. apertures III, 16. apertures IV, 17. apertures V, 18. apertures VI.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to a specific embodiment of the invention further details of
Explanation.
As shown in Figures 1 to 5, the automobile turbocharger silencer, including resonant chamber ontology 1 and outer housing 2, resonant chamber
Ontology 1 is located in outer housing 2, forms one group of cavity side by side between the outer wall of resonant chamber ontology and the inner wall of outer housing, cavity with
Channel in resonant chamber ontology is connected, and the both ends of outer housing are respectively provided with the air inlet being connected with the channel in resonant chamber ontology
Mouth 9 and gas outlet 10.
Resonant chamber ontology 1 and outer housing 2 are circular tube structure, and cavity is annular housing, between one group of cavity side by side mutually
It is not connected to setting, that is, forms individual cavity.
Outer housing 2, resonance indoor pipe 11, air inlet 9 and the radial section of gas outlet 10 are in circular ring shape；Air inlet and go out
Seal groove is equipped in the outer rim of port.
Resonant chamber ontology 1 includes that resonance indoor pipe 11 and one group of resonant chamber being located in resonance indoor pipe outer rim side by side are kept off
Plate forms one group by baffle and cavity is arranged side by side, and one group of cavity is to be arranged side by side along outer housing axial direction.
The inner tube of resonant chamber ontology is equipped with one group of aperture being connected with cavity, and aperture is groove type hole.Resonant chamber ontology
Inner tube on correspond to each cavity and be equipped with one group of aperture.
One group of aperture that each cavity is corresponded in inner tube is four apertures, and adjacent apertures misplace 90 degree and arrange.Adjacent apertures
An aperture be long edge inner tube axial direction groove type hole, another aperture for long edge inner tube circumferential direction groove type hole.
One group of resonant chamber baffle is the annular slab of uniform intervals setting.Pass through clamping phase between resonant chamber ontology and outer housing
Even；Preferably, the inner tube one end of resonant chamber ontology is connected with the clamping of the inside of outer housing, one end of outer housing and resonant chamber sheet
Baffle edge clamping on body positioned at outside is connected.Further, access section passes through gluing between resonant chamber ontology and outer housing
It is fixed.
The inner wall of outer housing is equipped with card slot compatible with baffle edge；Or the inner wall of outer housing and baffle edge interference
Cooperation；Guarantee that each cavity forms individual cavity, neighboring chambers are kept apart by baffle.
The present invention can overcome turbocharger to lose heart the characteristics of acoustic frequency range is wide, noise frequency is throughout medium-high frequency, also
Good noise reduction effect can be generated to some pneumatic broadband noises；Structure is simple, convenient in various types of compressors
It is installed on input end；Structure pipe diameter determing is reasonable, and the flow field amount for not influencing gas handling system requires；Manufacture assembly is easy, close
Envelope is safe and reliable, at low cost, is conducive to the marketization.
Preferred embodiment are as follows:
One group of baffle is three baffles arranged side by side, respectively resonant chamber baffle I 6, resonant chamber baffle II 7 and resonance
Room baffle III 8, I edge of resonant chamber baffle on the outermost side are connected with the clamping of outer casing ends edge, and other two baffles will
Cavity is separated into three resonant chambers arranged side by side between inner tube and outer housing, respectively resonant chamber I 3, resonant chamber II 4 and humorous
Shake room III 5.
The outer end of outer housing is equipped with gas outlet, and the outer diameter of gas outlet is less than the internal diameter of outer housing, resonance indoor pipe it is outer
End is equipped with air inlet, gas outlet and air inlet and the caliber size of inner tube is identical.
Resonant chamber I 3 is formed between resonant chamber baffle I 6 and resonant chamber baffle II 7, the inner tube of corresponding resonant chamber I, which is equipped with, to be opened
Hole I 13 and aperture II 14, the axial direction of the long edge resonant chamber inner tube of aperture I 13, since resonant chamber baffle I, but not with resonant chamber
Baffle II is connected to；II 14 longitudinal direction of aperture is axially vertical with resonance indoor pipe, and groove profile aperture II 14 and groove profile aperture I 13 are wrong
Open 90 °.
Resonant chamber II 4 is formed between resonant chamber baffle II 7 and resonant chamber baffle III 8, is set in the inner tube of corresponding resonant chamber II 4
There are aperture III 15 and aperture IV 16, the axial direction of the long edge resonant chamber inner tube of aperture III 15 is located at resonant chamber baffle II 7 and resonant chamber
Between baffle III 8；IV 16 longitudinal direction of aperture is axially vertical with resonance indoor pipe, and aperture III 15 and aperture IV 16 are staggered 90 °.
Resonant chamber III 5 is formed between resonant chamber baffle III 8 and the inner face of outer housing, in the inner tube for corresponding to resonant chamber III 5
Equipped with aperture V 17 and aperture VI 18, the axial direction of the long edge resonant chamber inner tube of aperture V 17 is located at resonant chamber baffle III 8 and shell
Between the inner face of body；VI 18 longitudinal direction of aperture is axially vertical with resonance indoor pipe, and aperture V 17 is staggered with aperture VI 18
90°。
This special construction can overcome turbocharger to lose heart, and acoustic frequency range is wide, noise frequency throughout medium-high frequency spy
Point can also generate good noise reduction effect to some pneumatic broadband noises, imitate entire silencer with preferable noise reduction
Fruit.
It above are only and preferred embodiments of the present invention are illustrated, above-mentioned technical characteristic can form multiple hairs in any combination
Bright example scheme.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, if use the improvement for the various unsubstantialities that conception and technical scheme of the invention carry out, or it is not improved will
Conception and technical scheme of the invention directly apply to other occasions, within the scope of the present invention.
Claims (10)
1. a kind of automobile turbocharger silencer, it is characterised in that: including resonant chamber ontology and outer housing, the resonant chamber sheet
Body is located in outer housing, forms one group of cavity side by side between the outer wall of the resonant chamber ontology and the inner wall of outer housing, cavity with
Channel in resonant chamber ontology is connected, and the both ends of the outer housing, which are respectively provided with, to be connected with the channel in resonant chamber ontology
Air inlet and air outlet.
2. automobile turbocharger silencer as described in claim 1, it is characterised in that: the resonant chamber ontology and outer housing are equal
For circular tube structure.
3. automobile turbocharger silencer as described in claim 1, it is characterised in that: one group of cavity is along outer housing axis
It is arranged side by side to direction.
4. automobile turbocharger silencer as described in claim 1, it is characterised in that: the cavity is annular housing.
5. automobile turbocharger silencer as described in claim 1, it is characterised in that: set in the inner tube of the resonant chamber ontology
There is one group of aperture being connected with cavity, aperture is groove type hole.
6. automobile turbocharger silencer as described in claim 1, it is characterised in that: between the one side by side group cavity mutually
It is not connected to setting.
7. automobile turbocharger silencer as described in claim 1, it is characterised in that: the radial direction of the air inlet and air outlet
Section is in circular ring shape.
8. automobile turbocharger silencer as described in claim 1, it is characterised in that: the outer rim of the air inlet and air outlet
On be equipped with seal groove.
9. automobile turbocharger silencer as described in claim 1, it is characterised in that: the resonant chamber ontology includes resonant chamber
Inner tube and it is located at one group of resonant chamber baffle in resonance indoor pipe outer rim side by side.
10. automobile turbocharger silencer as described in claim 1, it is characterised in that: the resonant chamber ontology and outer housing
Between by clamping be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910085809.1A CN109555731A (en) | 2019-01-29 | 2019-01-29 | A kind of automobile turbocharger silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910085809.1A CN109555731A (en) | 2019-01-29 | 2019-01-29 | A kind of automobile turbocharger silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109555731A true CN109555731A (en) | 2019-04-02 |
Family
ID=65873984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910085809.1A Pending CN109555731A (en) | 2019-01-29 | 2019-01-29 | A kind of automobile turbocharger silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109555731A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107541A (en) * | 2019-05-20 | 2019-08-09 | 安徽江淮汽车集团股份有限公司 | Press rear muffler and engine with supercharger |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030085071A1 (en) * | 2001-09-07 | 2003-05-08 | David Boast | Noise and vibration suppressors |
-
2019
- 2019-01-29 CN CN201910085809.1A patent/CN109555731A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030085071A1 (en) * | 2001-09-07 | 2003-05-08 | David Boast | Noise and vibration suppressors |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107541A (en) * | 2019-05-20 | 2019-08-09 | 安徽江淮汽车集团股份有限公司 | Press rear muffler and engine with supercharger |
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