CN107327360A - Automobile-used air inlet pipe - Google Patents
Automobile-used air inlet pipe Download PDFInfo
- Publication number
- CN107327360A CN107327360A CN201610848870.3A CN201610848870A CN107327360A CN 107327360 A CN107327360 A CN 107327360A CN 201610848870 A CN201610848870 A CN 201610848870A CN 107327360 A CN107327360 A CN 107327360A
- Authority
- CN
- China
- Prior art keywords
- air inlet
- inlet pipe
- pipeline section
- rubber sheath
- rubber
- 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
- 229920001971 elastomer Polymers 0.000 claims abstract description 100
- 239000005060 rubber Substances 0.000 claims abstract description 100
- 230000000694 effects Effects 0.000 abstract description 8
- 230000002159 abnormal effect Effects 0.000 abstract description 7
- 238000010030 laminating Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012536 packaging technology Methods 0.000 description 2
- 238000005987 sulfurization reaction Methods 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 229920001967 Metal rubber Polymers 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10091—Air intakes; Induction systems characterised by details of intake ducts: shapes; connections; arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/1034—Manufacturing and assembling intake systems
- F02M35/10354—Joining multiple sections together
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/104—Intake manifolds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
- F02M35/1272—Intake silencers ; Sound modulation, transmission or amplification using absorbing, damping, insulating or reflecting materials, e.g. porous foams, fibres, rubbers, fabrics, coatings or membranes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Pipe Accessories (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a kind of automobile-used air inlet pipe, the air inlet pipe is to be coated with rubber sheath outside the step structure that the not all equal some pipeline sections of caliber are connected and composed, air inlet pipe, and the inner wall shape of the rubber sheath matches with the air inlet pipe outer wall shape；The air inlet pipe includes the first pipeline section, the second pipeline section and the 3rd pipeline section being sequentially connected, the external diameter of second pipeline section is more than the external diameter of first pipeline section, also greater than the external diameter of the 3rd pipeline section, the rubber sheath is coated on the outside of first pipeline section, second pipeline section and the 3rd pipeline section；The tube wall of the air inlet pipe is provided with position corresponding with the interface on the interface of evagination, rubber sheath side wall and forms perforation.Using the air feeder structure in the present invention, inflow noise can be reduced and abnormal sound can be reduced, and air inlet pipe can be protected, with good using effect.
Description
Technical field
The present invention relates to a kind of automobile-used air inlet pipe, belong to car accessories field of structural design.
Background technology
In the car, the extraneous air that engine cylinder is supplied to by air inlet pipe is sucked by the admission pressure of engine.
When extraneous air is inhaled into and is circulated, the inflow noise produced by air circulation can be sent to the inside of vehicle, so as to hamper
Hinder comfortable driving.Generally, in order to reduce the noise produced in gas handling system, it is being connected on the air duct of air cleaner
Resonator is installed, the resonator can reduce the noise produced when air is circulated by air duct.But in practical application
In, can not only occur noise at air inlet pipe, and inlet wire pipe outer wall can cause abnormal sound when being collided with neighbouring pipeline.
The content of the invention
In this regard, a kind of the present invention is intended to provide rubber sheath in automobile-used air inlet pipe rational in infrastructure, the automobile-used air inlet pipe
In the presence of that can reduce inflow noise and abnormal sound can be reduced, while also functioning to the effect of protection air inlet pipe.
Realizing the technical scheme of the object of the invention is：
A kind of automobile-used air inlet pipe, the air inlet pipe is the stepped knot that the not all equal some pipeline sections of caliber are connected and composed
Rubber sheath is coated with outside structure, air inlet pipe, the inner wall shape of the rubber sheath matches with the air inlet pipe outer wall shape.
In above-mentioned technical proposal, the air inlet pipe includes the first pipeline section, the second pipeline section and the 3rd pipeline section being sequentially connected, institute
The external diameter for stating the second pipeline section is more than the external diameter of first pipeline section, also greater than the external diameter of the 3rd pipeline section, the rubber sheath
It is coated on the outside of first pipeline section, second pipeline section and the 3rd pipeline section.
In above-mentioned technical proposal, the tube wall of the air inlet pipe be provided with the interface of evagination, rubber sheath side wall with
The corresponding position of the interface forms perforation.
In above-mentioned technical proposal, the rubber sheath is made of flexible high-temperature resistant rubber, and passes through axial set
The mode of dress is arranged on outside the air inlet pipe.
In above-mentioned technical proposal, the quantity at least two of the rubber sheath, adjacent two rubber sheath is close to each other
Girth joint is formed between one end.
In above-mentioned technical proposal, the girth joint is that adjacent two rubber sheath one end close to each other socket-connects and shape
Into；Or the girth joint is that adjacent two rubber sheath one end close to each other is docked and formed, outside the girth joint
Portion is arranged with the inside of rubber adapter sleeve, the rubber adapter sleeve and forms annular protrusion or/and annular groove, the adjacent rubber
The corresponding site of sheath forms the annular groove or/and convex annular suitable for coordinating with the annular protrusion or/and annular groove
Rise.
Have in above-mentioned technical proposal, on second pipeline section and be suitable to splitting into it into two-part releasable connection vertically
Structure, the releasable connection structure is corresponding with girth joint described in one, and the releasable connection structure is screw connection structure.
In above-mentioned technical proposal, the rubber sheath is radially to be docked by left and right halved body and constituted.
The present invention has positive effect：(1) in the present invention, rubber sheath, rubber sheath are coated with outside air inlet pipe
Presence can play a part of sound insulation, and then inflow noise can be reduced to a certain extent, in addition, the pipeline near air inlet pipe
When being collided with the rubber sheath outside air inlet pipe, the abnormal sound very little (negligible) sent, so as to play the work for reducing abnormal sound
With, and can also play a part of protecting air inlet pipe.(2) can be direct by sulfuration process when the material of air inlet pipe is metal
Rubber sheath is formed, and can not vulcanize when the material of air inlet pipe is plastics directly outside air inlet pipe and form the rubber shield
Set, because high temperature during vulcanization can cause air inlet pipe to deform, in turn results in product rejection, therefore can only be by using assembling mode
Rubber sheath is connected with air inlet pipe, for it is conventional wait external diameter pipeline for, can use strength by rubber sheath be enclosed on into
Outside tracheae, packaging technology is relatively easy, and is easily achieved, and not all equal some pipeline sections are constituted if air inlet pipe is caliber
Step structure, assembling difficulty then increase, those skilled in the art can not install rubber sheath, this reality according to the conventional method
Apply and set the rubber sheath to be made of flexible high-temperature resistant rubber in example, by axially (i.e. air inlet pipe is axial, namely
Intake manifold length direction) suit mode be arranged on the air inlet pipe outside, specifically can so be operated in practical operation：Institute
When stating rubber sheath installation, whole rubber sheath is outwards strutted using instrument, bore is internally formed more than institute in rubber sheath
The cavity of air inlet pipe external diameter is stated, air inlet pipe is then inserted into rubber sheath internal cavities, when air inlet pipe is inserted in place, by rubber
Plastic boot tenses and extracts instrument, and rubber sheath loses support after-contraction and is tightly fitted in air inlet pipe, and this way is applicable
In conventional equal diameter pipe and stairstepping pipeline, so as to improve what the convenience of rubber sheath installation, aesthetic property and laminating were installed
Fastness, to further enhance laminating installation effect, gluing is carried out after rubber sheath laminating is installed at each edge of rubber sheath.
(3) in the present invention, the quantity at least two of the rubber sheath is formed between adjacent two rubber sheath one end close to each other
Girth joint, the convenience of rubber sheath installation can be improved using this structure when putting into practice and operating.(4) in the present invention, institute
It is that adjacent two rubber sheath one end close to each other socket-connects and formed to state girth joint；Or the girth joint is adjacent two
Rubber sheath one end close to each other is docked and formed, and the outer cover of the girth joint is provided with rubber adapter sleeve, the rubber
Form annular protrusion or/and annular groove on the inside of adapter sleeve, the corresponding site of the adjacent rubber sheath form suitable for
Annular groove or/and annular protrusion that the annular protrusion or/and annular groove coordinate, air inlet can be avoided using said structure
The corresponding position of Guan Shangyu girth joints is exposed, so as to improve the using effect of rubber sheath.(5) in the present invention, described second
Have on pipeline section and be suitable to splitting into it into two-part releasable connection structure vertically, it is annular described in the releasable connection structure and one
Seam is corresponding, and the releasable connection structure is screw connection structure；Using this structure, if will be in second pipeline section
When portion is overhauled or changes internal part, be conducive to the fractionation and connection of the second pipeline section.
Brief description of the drawings
Fig. 1 is the structural representation of automobile-used air inlet pipe；
Fig. 2 is the automobile-used air feeder structure schematic diagram provided with rubber sheath in the present invention；
Fig. 3 is the structural representation of the first rubber sheath in embodiment 1；
Fig. 4 is the partial enlarged drawing at A in Fig. 3；
Fig. 5 is the structural representation of second of rubber sheath in embodiment 1；
Fig. 6 is the partial enlarged drawing at B in Fig. 5.
Reference is shown in figure：1- air inlet pipe；The pipeline sections of 11- first；The pipeline sections of 12- second；The pipeline sections of 13- the 3rd；2- rubbers
Plastic boot；21- girth joints；3- perforates；4- rubber adapter sleeves；5- annular protrusions；6- annular grooves.
Embodiment
The concrete structure in the present invention is done with explanation with reference to Figure of description：
Embodiment 1
A kind of automobile-used air inlet pipe can be the air inlet in air inlet pipe or air-conditioning assembly on engine charge assembly
Pipe, as depicted in figs. 1 and 2, the rank that the air inlet pipe 1 in the present embodiment connects and composes for the not all equal some pipeline sections of caliber
Rubber sheath 2, the inner wall shape of the rubber sheath 2 and the outer wall of air inlet pipe 1 are coated with outside ladder-shaper structure, air inlet pipe 1
Shape matches.In the present invention, rubber sheath 2 is coated with outside air inlet pipe 1, the presence of rubber sheath 2 can play sound insulation
Effect, and then inflow noise can be reduced to a certain extent, in addition, the rubber outside the pipeline and air inlet pipe near air inlet pipe
When sheath collides, the abnormal sound very little (negligible) sent so as to play a part of reducing abnormal sound, and can also play protection
The effect of air inlet pipe.The thickness at each position of rubber sheath 2 is advisable for 3-4mm.
It is used as further improvement：The air inlet pipe 1 includes the first pipeline section 11, the second pipeline section 12 and the 3rd pipe being sequentially connected
Section 13, the external diameter of second pipeline section 12 is more than the external diameter of first pipeline section 11, also greater than the external diameter of the 3rd pipeline section 13,
The rubber sheath 2 is coated on the outside of first pipeline section 11, second pipeline section 12 and the 3rd pipeline section 13.
The tube wall of the air inlet pipe 1 is provided with corresponding with the interface on the interface of evagination, the side wall of rubber sheath 2
Position forms perforation 3, and reserving perforation is used for connecting pipeline.
Rubber sheath can be directly formed by sulfuration process when the material of air inlet pipe is metal, and when the material of air inlet pipe
Matter can not vulcanize directly outside air inlet pipe when being plastics and form the rubber sheath, because high temperature during vulcanization can cause air inlet
Pipe is deformed, and in turn results in product rejection, therefore can only be connected rubber sheath with air inlet pipe by using assembling mode, for normal
For the grade external diameter pipeline of rule, it can use strength that rubber sheath is enclosed on outside air inlet pipe, packaging technology is relatively easy, and easily
In realization, and if air inlet pipe is the step structure that the not all equal some pipeline sections of caliber are constituted, assembling difficulty is then increased, this
Art personnel can not install according to the conventional method sets the rubber sheath using having in rubber sheath, the present embodiment
The high-temperature resistant rubber of elasticity is made, and is installed by the mode of axially (i.e. air inlet pipe axial direction, namely intake manifold length direction) suit
Outside the air inlet pipe, specifically can so it be operated in practical operation：, will using instrument when the rubber sheath 2 is installed
Whole rubber sheath 2 is outwards strutted, and is internally formed the cavity that bore is more than the air inlet pipe external diameter in rubber sheath, then will be entered
Tracheae is inserted into rubber sheath internal cavities, when air inlet pipe is inserted in place, rubber sheath is tensed and extracted instrument, rubber
Sheath loses support after-contraction and is tightly fitted in air inlet pipe, and this way is applied to conventional equal diameter pipe and stairstepping pipeline,
So as to improve the fastness that the convenience, aesthetic property and laminating of rubber sheath installation are installed, effect is installed to further enhance laminating
Really, gluing is carried out at each edge of rubber sheath 2 after rubber sheath laminating is installed.
Further, the quantity at least two of the rubber sheath 2, adjacent two rubber sheath 2 one end close to each other
Between form girth joint 21, the structure installed using this segmented can improve rubber sheath 2 and install when putting into practice operation
Convenience.
In the present embodiment, the girth joint 21 is that adjacent two rubber sheath 2 one end close to each other socket-connects and formed,
As shown in Figure 3 and Figure 4；It is used as another structure：The girth joint 21 is adjacent two rubber sheath 2 one end pair close to each other
Connect and formed, the outer cover of the girth joint 21 is provided with rubber adapter sleeve 4, and the inner side of rubber adapter sleeve 4 forms annular
Projection 5 or/and annular groove 6, the corresponding site of the adjacent rubber sheath 2 form suitable for the annular protrusion 5 or/and
Annular groove 6 coordinate annular groove 6 or/and annular protrusion 5, as shown in Figure 5 and Figure 6, using said structure can avoid into
Position corresponding with girth joint is exposed on tracheae, and is avoided that each edge of rubber sheath 2 shrinks sliding, so as to improve rubber shield
The using effect of set, and improve aesthetic property.
Further, have on second pipeline section 12 and be suitable to splitting into it into two-part releasable connection structure vertically,
The releasable connection structure is corresponding with girth joint described in one 21, and the releasable connection structure is screw connection structure.Using this
Structure is planted, if to be overhauled to second inner tube segment or change internal part, is conducive to the fractionation of the second pipeline section
And connection.
Embodiment 2
The present embodiment difference from Example 1 is：The rubber sheath 2 is radially docked by left and right halved body
And constitute, not shown in figure.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And these
The obvious changes or variations that the connotation for belonging to of the invention is extended out still falls within protection scope of the present invention.
Claims (8)
1. a kind of automobile-used air inlet pipe, it is characterised in that：The air inlet pipe (1) is that the not all equal some pipeline sections of caliber are connected and composed
Step structure, be coated with rubber sheath (2) outside air inlet pipe (1), the inner wall shape of the rubber sheath (2) with it is described enter
Tracheae (1) outer wall shape matches.
2. automobile-used air inlet pipe according to claim 1, it is characterised in that：The air inlet pipe (1) includes the be sequentially connected
One pipeline section (11), the second pipeline section (12) and the 3rd pipeline section (13), the external diameter of second pipeline section (12) are more than first pipeline section
(11) external diameter, also greater than the external diameter of the 3rd pipeline section (13), the rubber sheath (2) is coated on first pipeline section
(11), the outside of second pipeline section (12) and the 3rd pipeline section (13).
3. automobile-used air inlet pipe according to claim 1, it is characterised in that：The tube wall of the air inlet pipe (1) is provided with evagination
Interface, position corresponding with the interface forms perforation (3) on the wall of rubber sheath (2) side.
4. automobile-used air inlet pipe according to claim 2, it is characterised in that：The rubber sheath (2) is using flexible
High-temperature resistant rubber is made, and outside installed in the air inlet pipe (1) by way of axially suit.
5. automobile-used air inlet pipe according to claim 4, it is characterised in that：The quantity of the rubber sheath (2) is at least two
It is individual, girth joint (21) is formed between adjacent two rubber sheath (2) one end close to each other.
6. automobile-used air inlet pipe according to claim 5, it is characterised in that：The girth joint (21) is adjacent two rubber shield
Set (2) one end close to each other socket-connects and formed；Or the girth joint (21) is that adjacent two rubber sheath (2) is leaned on each other
Near one end is docked and formed, and the outer cover of the girth joint (21) is provided with rubber adapter sleeve (4), the rubber adapter sleeve
(4) inner side forms annular protrusion (5) or/and annular groove (6), and the corresponding site of the adjacent rubber sheath (2) is formed
Suitable for the annular groove (6) or/and annular protrusion (5) with the annular protrusion (5) or/and annular groove (6) cooperation.
7. the automobile-used air inlet pipe according to claim 5 or 6, it is characterised in that：Have on second pipeline section (12) and be suitable to
It is split into two-part releasable connection structure vertically, girth joint (21) described in the releasable connection structure and one is relative
Should, the releasable connection structure is screw connection structure.
8. automobile-used air inlet pipe according to any one of claim 1 to 3, it is characterised in that：The rubber sheath (2) be by
Left and right halved body is radially docked and constituted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610848870.3A CN107327360B (en) | 2016-09-26 | 2016-09-26 | Air inlet pipe for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610848870.3A CN107327360B (en) | 2016-09-26 | 2016-09-26 | Air inlet pipe for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107327360A true CN107327360A (en) | 2017-11-07 |
| CN107327360B CN107327360B (en) | 2023-04-07 |
Family
ID=60192569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610848870.3A Active CN107327360B (en) | 2016-09-26 | 2016-09-26 | Air inlet pipe for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107327360B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0647779A1 (en) * | 1993-10-08 | 1995-04-12 | Regie Nationale Des Usines Renault S.A. | Exhaust gas recirculation device for an internal combustion engine |
| JP2000337217A (en) * | 1999-05-25 | 2000-12-05 | Arai Pump Mfg Co Ltd | Manifold |
| CN201433839Y (en) * | 2009-06-24 | 2010-03-31 | 重庆长安汽车股份有限公司 | Connecting and sealing structure of plastic inlet pipe interface part for engine |
| CN202370711U (en) * | 2011-11-03 | 2012-08-08 | 北汽福田汽车股份有限公司 | Air inlet pipe |
| JP2014058872A (en) * | 2012-09-14 | 2014-04-03 | Kubota Corp | Intake system of multi-cylinder engine |
| CN204827603U (en) * | 2015-08-04 | 2015-12-02 | 安徽江淮汽车股份有限公司 | Respirator intake pipe assembly of car |
-
2016
- 2016-09-26 CN CN201610848870.3A patent/CN107327360B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0647779A1 (en) * | 1993-10-08 | 1995-04-12 | Regie Nationale Des Usines Renault S.A. | Exhaust gas recirculation device for an internal combustion engine |
| JP2000337217A (en) * | 1999-05-25 | 2000-12-05 | Arai Pump Mfg Co Ltd | Manifold |
| CN201433839Y (en) * | 2009-06-24 | 2010-03-31 | 重庆长安汽车股份有限公司 | Connecting and sealing structure of plastic inlet pipe interface part for engine |
| CN202370711U (en) * | 2011-11-03 | 2012-08-08 | 北汽福田汽车股份有限公司 | Air inlet pipe |
| JP2014058872A (en) * | 2012-09-14 | 2014-04-03 | Kubota Corp | Intake system of multi-cylinder engine |
| CN204827603U (en) * | 2015-08-04 | 2015-12-02 | 安徽江淮汽车股份有限公司 | Respirator intake pipe assembly of car |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107327360B (en) | 2023-04-07 |
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