CN209179859U - A kind of gas exhaust piping - Google Patents
A kind of gas exhaust piping Download PDFInfo
- Publication number
- CN209179859U CN209179859U CN201821969187.6U CN201821969187U CN209179859U CN 209179859 U CN209179859 U CN 209179859U CN 201821969187 U CN201821969187 U CN 201821969187U CN 209179859 U CN209179859 U CN 209179859U
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- China
- Prior art keywords
- gas exhaust
- processing
- post
- exhaust pipe
- fixed
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Abstract
The utility model discloses a kind of gas exhaust pipings, including post-processing and exhaust pipe, it further include at least one bending bracket, the bending bracket includes supporting part and the fixed part for being connected and fixed with vehicle frame, and the post-processing and/or the exhaust pipe are fixed on above the supporting part by position limiting structure.This programme increases bending bracket and position limiting structure on the basis of original gas exhaust piping fixed structure, bending bracket high reliablity, effective support can be carried out to the lower section of post-processing and/or exhaust pipe, position limiting structure can limit the movement of post-processing and/or exhaust pipe on vehicle frame left and right directions, be conducive to be promoted the mode of vehicle gas exhaust piping, to reduce the vibration transmitted to booster direction, the failure of gas exhaust piping is reduced.
Description
Technical field
The utility model relates to vehicle gas exhaust piping technical field more particularly to a kind of gas exhaust pipings.
Background technique
Currently, matching cartridge type post-processing vehicle gas exhaust piping according to different automobile types arrange needs, gas exhaust piping generally compared with
Long (by taking 8*4 dumper as an example), longest can reach 4m or so, and lack enough limits for cartridge type post-processing, cause to be vented
Pipeline Integral modes are unsatisfactory for design requirement, and bolt fracture loosens and exhaust pipe is broken etc. often occurs in gas exhaust piping in the market
Failure.
In fixed gas exhaust piping, the prior art is hung post-processing generally using the mode of lifting, using bracket at two
On vehicle frame, the vibration of coming often is conducted to reduce whole gas exhaust piping using buffering expansion joint only after exhaust butterfly valve, is reduced
Vibration to booster.
Increase however, this pipeline will lead to gas exhaust piping failure rate there are two drawbacks, specific explanations are as follows: 1, after cartridge type
Processing lack Y-direction (define body free end be before, after flywheel end is, the intersection point with body front end face and crankshaft axis is
Coordinate origin establishes coordinate system, is backward X+ along crankshaft axis, is to the right Y+, is upwards Z+) limit, in vehicle operation
Cartridge type post-processing is moved in left and right directions, leads to the vibration of entire pipeline, reduces system mode；2, whole section of pipeline only has wave at one
The stress that post-processing passes over can not be discharged completely, booster and exhaust pipe junction bolt is caused to loosen very by line pipe
To fracture.Simultaneously because whole gas exhaust piping is longer, installation fastening point is more, considers accuracy of manufacture problem, will also result in entirety
There are erection stresses for gas exhaust piping, easily lead to the mechanical breakdown of components for a long time.
Therefore, the failure for how reducing vehicle gas exhaust piping is that the technology that those skilled in the art need to solve at present is asked
Topic.
Utility model content
In view of this, for improving structural modal, improving pipeline the purpose of the utility model is to provide a kind of gas exhaust piping
Reliability, reduce the failure of gas exhaust piping.
In order to achieve the above object, the utility model provides following technical solution:
A kind of gas exhaust piping, including post-processing and exhaust pipe, further include at least one bending bracket, the bending bracket packet
Supporting part and the fixed part for being connected and fixed with vehicle frame are included, the post-processing and/or the exhaust pipe pass through position limiting structure
It is fixed on above the supporting part.
Preferably, the position limiting structure is shell ring.
Preferably, the bending bracket is bending steel plate.
Preferably, the exhaust pipe includes at least two sections of exhaust expansion bellows.
Preferably, the post-processing is located at the same side of the vehicle frame at least one section of exhaust expansion bellows.
Gas exhaust piping provided by the utility model, including post-processing and exhaust pipe, further include at least one bending bracket, institute
Stating bending bracket includes supporting part and the fixed part for being connected and fixed with vehicle frame, the post-processing and/or the exhaust pipe
It is fixed on above the supporting part by position limiting structure.This programme increases on the basis of original gas exhaust piping fixed structure
Bending bracket and position limiting structure, bending bracket high reliablity can effectively hold the lower section of post-processing and/or exhaust pipe
Support, position limiting structure can limit the movement of post-processing and/or exhaust pipe on vehicle frame left and right directions, be conducive to promote vehicle exhaust
The mode of pipeline reduces the failure of gas exhaust piping to reduce the vibration transmitted to booster direction.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the gas exhaust piping installation effect diagram in the utility model specific embodiment；
Fig. 2 is the exhaust expansion bellows structural schematic diagram in the utility model specific embodiment.
In Fig. 1 and Fig. 2:
1- post-processing, 2- bending bracket, 3- shell ring, 4- exhaust pipe, 5- exhaust expansion bellows, 6- exhaust valve, 7- booster,
The fixed bracket of 8- vehicle frame, 9-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig.1 and 2, Fig. 1 is the gas exhaust piping installation effect diagram in the utility model specific embodiment；Figure
2 be the exhaust expansion bellows structural schematic diagram in the utility model specific embodiment.
In a kind of specific embodiment scheme, the utility model provides a kind of gas exhaust piping, including post-processing 1 and exhaust
Pipe 4, further includes at least one bending bracket 2, and bending bracket 2 includes supporting part and the fixation for being connected and fixed with vehicle frame 8
Portion, post-processing and/or exhaust pipe 4 are fixed on above supporting part by position limiting structure.
This programme increases bending bracket 2 and position limiting structure, bending on the basis of original gas exhaust piping fixed structure
2 high reliablity of bracket can carry out effective support to the lower section of post-processing 1 and/or exhaust pipe 4, after position limiting structure can limit
The movement of processing 1 and/or exhaust pipe 4 on 8 left and right directions of vehicle frame is conducive to the mode for promoting vehicle gas exhaust piping, to subtract
Few vibration transmitted to 7 direction of booster, reduces the failure of gas exhaust piping.
As seen from Figure 1, post-processing 1 and exhaust pipe 4 pass through fixed bracket 9 and are connected to vehicle frame 8, and this programme is in original fixed branch
On the basis of frame 9, it is in addition additionally arranged one or more bending brackets 2, that is, post-processing 1 and/or exhaust pipe 4 can pass through folding
Curved bracket 2 enhances the connection with vehicle frame 8.Bending bracket 2 is whole L-shaped, it is preferred to use and bending steel plate is made, certainly,
This programme can also make bending bracket 2 using other such as aluminium alloys, composite material material, and repeats no more herein.Preferred
In example scheme, bending bracket 2 with a thickness of the steel plate bending of 6mm using forming, the reliability of bending bracket 2 itself is enough, such as
Fruit post-processes 1 mass and increases, and can also improve reliability by way of increasing by 2 thickness of bending bracket.The fixation of bending bracket 2
Portion can be fixed on vehicle frame 8 by multiple bolts, be connected and fixed high reliablity.
After post-processing 1 and/or exhaust pipe 4 are placed on the supporting part of bending bracket 2, position limiting structure and supporting part are used
Connection fastening so as to firmly limit the displacement of Y-direction, while can also reinforce the limitation being displaced to Z-direction, and then really
It is enough to protect vehicle gas exhaust piping mode.It should be noted that position limiting structure can select such as band, shell ring, hose clamp structure
To realize its function, it is preferable that the position limiting structure in this programme is shell ring 3, as shown in Figure 1, shell ring 3 is easily installed behaviour
Make, occupies little space, good fixing effect, it is possible to reduce the vibration of 1 and/or exhaust pipe 4 is post-processed in operational process.
It should be noted that coordinate system described in this programme define body free end be before, after flywheel end is, with body
The intersection point of front end face and crankshaft axis is that coordinate origin establishes coordinate system, is backward X+ along crankshaft axis, is to the right Y+, to
Upper is Z+.
Preferably, the exhaust pipe 4 in this programme includes at least two sections of exhaust expansion bellows 5.As shown in Figure 1, this programme is rear
Two sections of exhaust expansion bellows 5 are arranged on exhaust pipe 4 between processing 1 and exhaust valve 6, that is, are increased on the basis of original bellows
Add exhaust expansion bellows 5 at one, the stress in buffering operational process and the stress in pipeline assembling process can be effectively acted as,
Improve the reliability of entire pipeline.Exhaust expansion bellows 5 can be made using common carbon steel and stainless steel, herein no longer
It repeats.
Preferably, post-processing 1 is located at the same side of vehicle frame 8 at least one section of exhaust expansion bellows 5, as shown in Figure 1, due to cloth
Postpone processing 1 side need to arrange longer exhaust pipe 4, therefore, the vibration of the exhaust pipe 4 of the side in the process of running compared with
Greatly, the exhaust pipe 4 in the side adds at least one section of exhaust expansion bellows 5, so that it may farthest reduce vibration, release stress.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (5)
1. a kind of gas exhaust piping, including post-processing (1) and exhaust pipe (4), which is characterized in that further include at least one bending bracket
(2), the bending bracket (2) includes supporting part and the fixed part for being connected and fixed with vehicle frame (8), the post-processing (1)
And/or the exhaust pipe (4) is fixed on above the supporting part by position limiting structure.
2. gas exhaust piping according to claim 1, which is characterized in that the position limiting structure is shell ring (3).
3. gas exhaust piping according to claim 1, which is characterized in that the bending bracket (2) is bending steel plate.
4. gas exhaust piping according to any one of claim 1 to 3, which is characterized in that the exhaust pipe (4) includes at least
Two sections of exhaust expansion bellows (5).
5. gas exhaust piping according to claim 4, which is characterized in that the post-processing (1) and at least one section of exhaust
Bellows (5) is located at the same side of the vehicle frame (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821969187.6U CN209179859U (en) | 2018-11-27 | 2018-11-27 | A kind of gas exhaust piping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821969187.6U CN209179859U (en) | 2018-11-27 | 2018-11-27 | A kind of gas exhaust piping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209179859U true CN209179859U (en) | 2019-07-30 |
Family
ID=67374473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821969187.6U Active CN209179859U (en) | 2018-11-27 | 2018-11-27 | A kind of gas exhaust piping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209179859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958396A (en) * | 2021-11-02 | 2022-01-21 | 东风汽车股份有限公司 | Silencer air inlet pipe assembly and arrangement structure thereof |
-
2018
- 2018-11-27 CN CN201821969187.6U patent/CN209179859U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958396A (en) * | 2021-11-02 | 2022-01-21 | 东风汽车股份有限公司 | Silencer air inlet pipe assembly and arrangement structure thereof |
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