CN105443221B - A kind of silencer fixed structure - Google Patents
A kind of silencer fixed structure Download PDFInfo
- Publication number
- CN105443221B CN105443221B CN201510971748.0A CN201510971748A CN105443221B CN 105443221 B CN105443221 B CN 105443221B CN 201510971748 A CN201510971748 A CN 201510971748A CN 105443221 B CN105443221 B CN 105443221B
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- CN
- China
- Prior art keywords
- silencer
- position limiting
- inserting groove
- plug division
- limiting structure
- 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.)
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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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
-
- 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
- F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
- F01N2450/26—Methods or apparatus for fitting, inserting or repairing different elements by bayonet fittings
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention provides a kind of silencer fixed structure, it includes silencer, and it also includes fixed support and fixing leg, and the support bracket fastened side is connected with the silencer, and the side of the fixing leg is connected with longitudinal beam;The side away from the silencer is provided with plug division on the fixed support, and the side away from the longitudinal beam is provided with inserting groove in the fixing leg;Limiting section is provided with the plug division, the stopper slot for being fastened with the limiting section is provided with the inserting groove.The silencer fixed structure of the present invention, it need to insert support bracket fastened plug division in the inserting groove of fixing leg, limiting section is fastened with stopper slot, you can to realize the connection of silencer and longitudinal beam, namely the installation of silencer is completed, so that the installation of silencer is relatively simple.
Description
Technical field
The present invention relates to automobile exhaust system technical field, and in particular to a kind of silencer fixed structure.
Background technology
In order to make the tail gas that automobile is discharged meet discharge standard, usually used silencer is to automobile on existing automobile
Tail gas is handled.
As shown in figure 1, existing silencer fixed structure generally comprises 11, two mounting brackets 12 of silencer and two
Band 14, one end of wherein mounting bracket 12 are connected with vehicle frame, and the other end of mounting bracket 12 is used to install silencer 11, and locates
In vacant state;It is connected between two mounting brackets 12 by two installing plates 13;Two connecting plates 16 are provided with silencer.
During installation, two installing plates 13 are corresponded with two connecting plates 16 by bolt and are connected, band 14 is looped around silencer
11 outer surface, while the both ends of band 14 are separately fixed on the band installing plate 15 of mounting bracket 12, so as to complete to disappear
The installation of sound device 11.
Because existing silencer fixed structure needs repeatedly to carry out the tightening operation of bolt, it is also necessary to the both ends of band
It is fixed, so that the installation of silencer is complex.
The content of the invention
It is an object of the invention to provide a kind of silencer fixed structure, to solve the installation of silencer in the prior art more
The problem of complicated.
To achieve the above object, the invention provides following technical scheme:
A kind of silencer fixed structure, it includes silencer, and it also includes fixed support and fixing leg, the fixed branch
The side of frame is connected with the silencer, and the side of the fixing leg is connected with longitudinal beam;It is remote on the fixed support
The side of the silencer is provided with plug division, and the side away from the longitudinal beam is provided with grafting in the fixing leg
Groove;Limiting section is provided with the plug division, the stopper slot for being fastened with the limiting section is provided with the inserting groove.
Preferably, the limiting section includes the first position limiting structure and the second position limiting structure, first position limiting structure and institute
State the both ends that the second position limiting structure is separately positioned on the plug division;The stopper slot includes the first neck and the second neck;Institute
State first neck being provided with the first end of inserting groove for being engaged with first position limiting structure;The inserting groove
The second end at be provided with second neck for being engaged with second position limiting structure.
Preferably, first position limiting structure includes two spacing preiections, and two spacing preiections are symmetricly set on described
The both sides of the longitudinal centre line of plug division;The spacing preiection extends to the direction away from the longitudinal centre line;It is described spacing
There are confined planes in projection, the gear junction for being fitted with the confined planes is provided with first neck.
Preferably, second position limiting structure is that clamping is raised, and the clamping projection is to away from first position limiting structure
Direction extension.
Preferably, it also includes being used for the fixation clip being pressed on the plug division in the inserting groove, the fixation
Pressing plate is connected with the first end of the fixing leg;There is seal face on the fixation clip, set on first position limiting structure
It is equipped with the mating surface for being fitted with the seal face.
Preferably, the first end of the fixing leg is provided with the guide protrusions for being engaged with the fixation clip.
Preferably, the fixed support is detachably connected with the silencer.
Preferably, U-shaped mounting bracket, the opening of the U-shaped mounting bracket are fixedly connected with the housing of the silencer
Towards the housing;The cushion block being matched therewith is provided with the opening;The installing plate and the pad of the U-shaped mounting bracket
Corresponding fixing hole is provided with block, the fixing hole is used to be engaged with the external screw thread in fastening bolt;The fixed branch
The via passed through for the fastening bolt is provided with frame.
Preferably, multiple mounting holes for being connected with the longitudinal beam are provided with the bottom plate of the inserting groove,
Each mounting hole is distributed on the bearing of trend of the bottom plate.
Preferably, one end away from the mounting hole is provided with lightening hole and spilled water hole on the bottom plate of the inserting groove.
The beneficial effects of the present invention are:
Silencer fixed structure provided by the invention, it need to insert support bracket fastened plug division the grafting of fixing leg
In groove, limiting section is set to be fastened with stopper slot, you can to realize the connection of silencer and longitudinal beam, namely complete the peace of silencer
Dress, so that the installation of silencer is relatively simple.
Brief description of the drawings
Fig. 1 is the schematic diagram of existing silencer fixed structure.
Fig. 2 is the schematic diagram of silencer fixed structure provided in an embodiment of the present invention.
Fig. 3 is schematic diagram when fixing leg provided in an embodiment of the present invention is connected with fixed support.
Fig. 4 is the stereogram of fixing leg provided in an embodiment of the present invention.
Fig. 5 is another stereogram of fixing leg provided in an embodiment of the present invention.
Fig. 6 is the sectional view of fixing leg provided in an embodiment of the present invention.
Fig. 7 is support bracket fastened stereogram provided in an embodiment of the present invention.
Fig. 8 is support bracket fastened another stereogram provided in an embodiment of the present invention.
Fig. 9 is fixed support schematic diagram provided in an embodiment of the present invention.
Figure 10 is support bracket fastened sectional drawing provided in an embodiment of the present invention.
Figure 11 is top view when bracket assembly provided in an embodiment of the present invention coordinates with leg assembly.
Figure 12 is sectional view when bracket assembly provided in an embodiment of the present invention coordinates with leg assembly.
Figure 13 is the stereogram of fixation clip provided in an embodiment of the present invention.
Figure 14 is the side view of fixation clip provided in an embodiment of the present invention.
Figure 15 is schematic diagram when fixation clip provided in an embodiment of the present invention is installed with fixing leg.
Figure 16 is the schematic diagram of U-shaped mounting bracket provided in an embodiment of the present invention and cushion block.
Marked in accompanying drawing:
11st, silencer 12, mounting bracket 13, installing plate 14, band
15th, band installing plate 16, connecting plate 21, longitudinal beam 31, leg assembly
32nd, fixing leg 33, inserting groove 34, the first neck 341, gear junction
35th, the second neck 351, gear connect inclined-plane 36, guide protrusions 37, screwed hole
38th, bottom plate 381, mounting hole 382, lightening hole 383, spilled water hole
41st, bracket assembly 42, fixed support 421, via 43, plug division
44th, spacing preiection 441, confined planes 442, mating surface 45, clamping are raised
51st, fixation clip 52, through hole 53, avoidance face 54, seal face
61st, silencer 62, U-shaped mounting bracket 63, cushion block
Embodiment
As shown in Fig. 2 to Figure 16, silencer fixed structure provided in an embodiment of the present invention, it includes silencer 61, fixed
Support 42 and fixing leg 32, wherein, the side of fixed support 42 is connected with silencer 61, the side of fixing leg 32 and car
Frame longeron 21 is connected;The side away from silencer 61 is provided with plug division 43 on fixed support 42, away from car in fixing leg 32
The side of frame longeron 21 is provided with inserting groove 33;Limiting section is provided with plug division 43, is provided with and is used for and limit at inserting groove 33
The stopper slot that position portion fastens.It is understood that now engaging of the limiting section with stopper slot, can effectively prevent plug division
43 deviate from from inserting groove 33;Plug division 43 can be from top to bottom inserted in inserting groove 33 by the first end of inserting groove 33;Gu
Fixed rack 42 and the bearing of trend of fixing leg 32 are perpendicular with the bearing of trend of longitudinal beam 21, plug division 43 and inserting groove
33 bearing of trend is identical with the bearing of trend of fixed support 42, and fixed support 42 and fixing leg 32 can be flat
Platy structure, due to now both thickness it is smaller so that after stopper slot engages with limiting section, silencer 61 and vehicle frame
The distance between longeron 21 is shorter, i.e. the length of the cantilever that fixed support 42 collectively forms with fixing leg 32 is shorter, effectively
Reduce fixed support 42 and possibility that fixing leg 32 is broken, and then greatly increase the silencer fixed structure
Reliability.It should be noted that the thickness refers to fixed support 42 and fixing leg 32 perpendicular with its bearing of trend
Direction on length.
Silencer fixed structure provided in an embodiment of the present invention, the plug division 43 of fixed support 42 need to be inserted fixation by it
In the inserting groove 33 of leg 32, limiting section is set to be fastened with stopper slot, you can the connection of silencer 61 and longitudinal beam 21 is realized,
Namely the installation of silencer 61 is completed, so that the installation of silencer 61 is relatively simple.
Further, limiting section includes the first position limiting structure and the second position limiting structure, the first position limiting structure and second spacing
Structure is separately positioned on the both ends of plug division 43;Stopper slot includes the first neck 34 and the second neck 35;The first of inserting groove 33
The first neck 34 for being engaged with the first position limiting structure is provided with end;Be provided with second end of inserting groove 33 for
The second neck 35 that second position limiting structure is engaged, so that the both ends of plug division 43 can obtain preferably spacing, enter
And make it that plug division 43 is less susceptible to deviate from from inserting groove 33, greatly increases and connects between fixed support 42 and fixing leg 32
The reliability connect.
Specifically, the first position limiting structure includes two spacing preiections 44, and two spacing preiections 44 are symmetricly set on plug division 43
Longitudinal centre line both sides;Spacing preiection 44 extends to the direction away from longitudinal centre line;Have on spacing preiection 44 spacing
Face 441, the gear junction 341 for being fitted with confined planes is provided with the first neck 34.It is understood that the longitudinal center
Line is the center line of plug division 43 in their extension direction, the bearing of trend of plug division 43 and the bearing of trend phase of longitudinal beam 21
Vertically;Now two spacing preiections 44 are to extend respectively to the outside of plug division 43, as shown in Figure 7 and Figure 8 so that coordinate with it
The size of first neck 34 is more than the size of inserting groove 33, so as to provide larger peace for the insertion of plug division 43
Space is filled, and then has greatly facilitated the installation of plug division 43.
In order to make the cooperation between the second position limiting structure and the second neck 35 more reliable, while make the second spacing knot
Structure has higher intensity, and structure is relatively simple, is easy to process, and the second position limiting structure is clamping projection 45, clamping projection 45 to
Direction away from the first position limiting structure extends.It is understood that now clamping projection 45 can be wedge structure, the second neck
There is the gear connect with the raised 45 phases gear of clamping to connect inclined-plane 351 at 35, it is preferably spacing to be carried out to plug division 43.
Further, silencer fixed structure provided in an embodiment of the present invention also includes slotting for plug division 43 to be pressed on
Fixation clip 51 in access slot 33, fixation clip 51 are connected with the first end of fixing leg 32;Have on fixation clip 51 and compress
Face 54, the mating surface 442 for being fitted with seal face 54 is provided with the first position limiting structure, so as to be effectively prevented from inserting
The play in inserting groove 33 of socket part 43, and then make it that the connection between fixed support 42 and fixing leg 32 is more firm.Can be with
Understanding, seal face 54 and mating surface 442 can be the spacing inclined-plane to cooperate, as shown in Figure 14 and Figure 15, so that
Obtaining fixation clip 51 can be preferably spacing to the progress of the first position limiting structure, and the spacing inclined-plane can connect with gear junction 341, gear
Inclined-plane 351 carries out spacing to plug division 43 together, is departed from more efficiently preventing from plug division 43 with fixing leg 32, and then causes
Connection between fixed support 42 and fixing leg 32 is more firm;To avoid Assembly Interference, it is provided with and keeps away on fixation clip 51
Allow face 53;In order to easily be dismantled and repaired, fixation clip 51 can be detachably connected with fixing leg 32, in reality
In the application of border, the first end of fixing leg 32 can be provided with the screwed hole 37 for being engaged with bolt, on fixation clip 51
The through hole 52 passed through for bolt can be provided with.
In order to make the installation between fixation clip 51 and fixing leg 32 more convenient, the first end of fixing leg 32
It is provided with the guide protrusions 36 for being engaged with fixation clip 51.It is understood that now leading by guide protrusions 36
To and position-limiting action, can more easily realize the installation between fixation clip 51 and fixing leg 32;In actual applications,
The number of guide protrusions 36 can be three, and as shown in Figures 4 to 6, three guide protrusions 36 can be distributed in admittedly with triangular in shape
In the first end for determining leg 32, so that installation that it can be to fixation clip 51 be preferably oriented to and spacing.
It should be noted that fixed support 42, plug division 43, spacing preiection 44 and clamping projection 45 can collectively form
Bracket assembly 41, guide protrusions 36 and fixing leg 32 may be constructed leg assembly 31, the bracket assembly 41, leg assembly 31 with
And fixation clip 51 can be casting integrated formula structure, so that bracket assembly 41, leg assembly 31 and fixation
Pressing plate 51 is respectively provided with higher intensity and longer service life, and then further increases noise elimination provided in an embodiment of the present invention
The reliability of device fixed structure, it also can effectively extend the service life of the silencer fixed structure.
In order to easily be repaired to fixed support 42 and silencer 61, fixed support 42 and silencer 61 are removable
Unload connection.
Specifically, U-shaped mounting bracket 62, the opening court of U-shaped mounting bracket 62 are fixedly connected with the housing of silencer 61
To housing;The cushion block 63 being matched therewith is provided with opening;Phase is provided with the installing plate and cushion block 63 of U-shaped mounting bracket 62
Corresponding fixing hole, fixing hole are used to be engaged with the external screw thread in fastening bolt;It is provided with fixed support for fastening bolt
The via passed through, as shown in figure 16.It is understood that cushion block 63 can be welded in the opening of U-shaped mounting bracket 62;Now
Via 421 is provided with fixed support 42, fastening bolt is engaged through via 421 with fixing hole, you can to realize silencer
61 with the connection of fixed support 42;Due to also having the fixing hole being engaged with fastening bolt on cushion block 63, so as to effectively increase
The bonding strength between silencer 61 and fixed support 42 is added, has preferably avoided housing and tear;In order to make to disappear
Connection between sound device 61 and fixed support 42 is more firm, can be arranged with two on housing in parallel and be used for and fixed support 42
The U-shaped mounting bracket 62 being connected, correspondingly bracket assembly 41 and the number of leg assembly 31 and fixation clip 51 are also
Two.
As shown in Figure 4 and Figure 5, in order to easily being tieed up to silencer fixed structure provided in an embodiment of the present invention
Repair, while make it that the connection between fixing leg 32 and longitudinal beam 21 is more firm, be provided with the bottom plate 38 of inserting groove 33
Multiple mounting holes 381 for being connected with longitudinal beam 21, each mounting hole 381 are distributed on the bearing of trend of bottom plate 38.Can
With understanding, the number of mounting hole 381 can be four;Now easily it can select mounting hole according to installation requirements
381 are installed, so that the installation of fixing leg 32 is more flexible, while also make its scope of application relatively broad.
In order to be effectively reduced the weight of the silencer fixed structure, while it also can preferably prevent fixing leg
Occurs seeping phenomenon in 32 inserting groove 33, one end away from mounting hole 381 is provided with lightening hole on the bottom plate 38 of inserting groove 33
382 and spilled water hole 383, as shown in Figure 5.It is understood that in actual applications, lightening hole 382 can be mounting hole, with up to
To preferably weight loss effect.
The general installation process of silencer fixed structure provided in an embodiment of the present invention is:Fixed support 42 is mounted in advance and disappeared
On the housing of sound device 61, i.e., fixed support 42 is connected with U-shaped mounting bracket 62;Select any three peaces in fixing leg 32
Hole 381 is filled, fixing leg 32 is fixed on longitudinal beam 21;The silencer 61 with bracket assembly 41 being pre-installed is moved
To rigging position, plug division 43 is set to be assembled from top to bottom along inserting groove 33, until clamping projection 45 is caught in the second neck
In 35;Under the spacing and guide effect of guide protrusions 36, fixation clip 51 is fixed in the first end of fixing leg 32, made
The seal face 54 of fixation clip 51 is brought into close contact with the mating surface 442 of spacing preiection 44, that is, completes installation.
Described above is only the preferred embodiment of the present invention, it should be pointed out that these embodiments are merely to illustrate this
Invention rather than limitation the scope of the present invention, moreover, after present disclosure has been read, relevant technical staff in the field
Various changes or modification can be made to the present invention, these equivalent form of values equally fall into the application appended claims and limited
Scope.
Claims (8)
1. a kind of silencer fixed structure, it includes silencer, it is characterised in that it also includes fixed support and fixing leg,
The support bracket fastened side is connected with the silencer, and the side of the fixing leg is connected with longitudinal beam;The fixation
The side away from the silencer is provided with plug division on support, and the side away from the longitudinal beam is set in the fixing leg
It is equipped with inserting groove;Limiting section is provided with the plug division, is provided with the inserting groove for being fastened with the limiting section
Stopper slot;The limiting section includes the first position limiting structure and the second position limiting structure, first position limiting structure and described second
Position limiting structure is separately positioned on the both ends of the plug division;The stopper slot includes the first neck and the second neck;The grafting
First neck for being engaged with first position limiting structure is provided with the first end of groove;The second of the inserting groove
Second neck for being engaged with second position limiting structure is provided with end;
It also includes being used to for the plug division to be pressed on fixation clip in the inserting groove, the fixation clip with it is described solid
The first end for determining leg is connected;There is seal face on the fixation clip, be provided with and be used for and institute on first position limiting structure
State the mating surface that seal face fits.
2. silencer fixed structure according to claim 1, it is characterised in that first position limiting structure includes two limits
Position is raised, and two spacing preiections are symmetricly set on the both sides of the longitudinal centre line of the plug division;The spacing preiection is to remote
Direction from the longitudinal centre line extends;There are confined planes on the spacing preiection, be provided with and be used at first neck
The gear junction to be fitted with the confined planes.
3. silencer fixed structure according to claim 1, it is characterised in that second position limiting structure is that clamping is convex
Rise, the clamping projection extends to the direction away from first position limiting structure.
4. silencer fixed structure according to claim 1, it is characterised in that the first end of the fixing leg is provided with
For the guide protrusions being engaged with the fixation clip.
5. silencer fixed structure according to claim 1, it is characterised in that the fixed support can with the silencer
Dismantling connection.
6. silencer fixed structure according to claim 5, it is characterised in that be fixedly connected on the housing of the silencer
There is a U-shaped mounting bracket, the opening of the U-shaped mounting bracket is towards the housing;It is provided with what is be matched therewith in the opening
Cushion block;Be provided with corresponding fixing hole on the installing plate and the cushion block of the U-shaped mounting bracket, the fixing hole be used for
External screw thread in fastening bolt is engaged;The via passed through for the fastening bolt is provided with the fixed support.
7. the silencer fixed structure according to any one of claim 1 to 6, it is characterised in that the bottom plate of the inserting groove
On be provided with multiple mounting holes for being connected with the longitudinal beam, each mounting hole is distributed on the extension of the bottom plate
On direction.
8. silencer fixed structure according to claim 7, it is characterised in that away from described on the bottom plate of the inserting groove
One end of mounting hole is provided with lightening hole and spilled water hole.
Priority Applications (1)
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CN201510971748.0A CN105443221B (en) | 2015-12-18 | 2015-12-18 | A kind of silencer fixed structure |
Applications Claiming Priority (1)
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CN201510971748.0A CN105443221B (en) | 2015-12-18 | 2015-12-18 | A kind of silencer fixed structure |
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CN105443221A CN105443221A (en) | 2016-03-30 |
CN105443221B true CN105443221B (en) | 2018-04-06 |
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CN201510971748.0A Active CN105443221B (en) | 2015-12-18 | 2015-12-18 | A kind of silencer fixed structure |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3599120A1 (en) | 2012-10-19 | 2020-01-29 | Agility Fuel Systems LLC | Systems and methods for mounting a fuel system |
PE20220107A1 (en) | 2019-03-22 | 2022-01-26 | Agility Fuel Systems Llc | VEHICLE FRAME RAIL MOUNTABLE FUEL SYSTEM |
US11440399B2 (en) | 2019-03-22 | 2022-09-13 | Agility Fuel Systems Llc | Fuel system mountable to a vehicle frame |
US20200347992A1 (en) | 2019-05-02 | 2020-11-05 | Agility Fuel Systems Llc | Polymeric liner based gas cylinder with reduced permeability |
CN110925071A (en) * | 2019-11-05 | 2020-03-27 | 一汽解放汽车有限公司 | Postprocessor fixing device and vehicle |
CN112572078A (en) * | 2020-12-17 | 2021-03-30 | 厦门鸾创科技有限公司 | Air suspension's arc guide arm |
Citations (3)
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EP2065247A1 (en) * | 2007-11-29 | 2009-06-03 | Alutech Gesellschaft m.b.H. | Vehicle tank and fastening system for same |
EP2514940A2 (en) * | 2011-04-20 | 2012-10-24 | Scania CV AB (publ) | Suspension system for silencing device pertaining to a vehicle |
CN104712409A (en) * | 2015-02-11 | 2015-06-17 | 安徽江淮汽车股份有限公司 | Muffler strap support assembly |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE534749C2 (en) * | 2010-04-08 | 2011-12-06 | Scania Cv Ab | Vehicle suspension device |
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2015
- 2015-12-18 CN CN201510971748.0A patent/CN105443221B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2065247A1 (en) * | 2007-11-29 | 2009-06-03 | Alutech Gesellschaft m.b.H. | Vehicle tank and fastening system for same |
EP2514940A2 (en) * | 2011-04-20 | 2012-10-24 | Scania CV AB (publ) | Suspension system for silencing device pertaining to a vehicle |
CN104712409A (en) * | 2015-02-11 | 2015-06-17 | 安徽江淮汽车股份有限公司 | Muffler strap support assembly |
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