CN207946203U - It can avoid the urea transmission urea tube test device of workpiece damage - Google Patents
It can avoid the urea transmission urea tube test device of workpiece damage Download PDFInfo
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- CN207946203U CN207946203U CN201820296968.7U CN201820296968U CN207946203U CN 207946203 U CN207946203 U CN 207946203U CN 201820296968 U CN201820296968 U CN 201820296968U CN 207946203 U CN207946203 U CN 207946203U
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- urea
- urea tube
- bent sub
- support
- straight joint
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Abstract
The utility model discloses a kind of urea transmission urea tube test devices of avoidable workpiece damage comprising supporting support is fixed with lip block on the supporting support, is connected on the lip block using urea tube bent sub and urea tube straight joint；The axial location of the lip block is provided with diversion pipeline；Among the lip block, the link position of the urea tube bent sub and the link position of the diversion pipeline and the urea tube straight joint and the diversion pipeline is respectively arranged with support supporting plate, and the upper surface of the support supporting plate is provided with support spring；On the one hand the urea transmission of above-mentioned avoidable workpiece damage can effectively realize the measurement for urea tube leakage rate under lateral forces with urea tube test device, while urea tube bent sub can also be avoided further to generate damage with urea tube straight joint in measurement process.
Description
Technical field
The utility model is related to Vehicle Engineering, the urea transmission urea tube of especially a kind of avoidable workpiece damage
Test device.
Background technology
Urea tube is the pipeline that urea is used for transmission in urea selective catalytic reduction system SCR, to make urea pipeline
Be applicable under different environmental working conditions, thus for the link position of urea tube and nylon pipeline need to use urea pipe fitting with
Carry out stable connection processing.In order to ensure urea pipe fitting is realized in the urea box system of automobile and light truck in connection procedure
Meet corresponding volatile matter regulation, urea tube jointing requirements must reach No leakage or Micro blazed-grating.Existing urea pipe fitting
Often it is only capable of realizing the application of axial force after completing to process to be detected, and for urea pipe fitting in real work
Or since lateral force suffered when moving with the hand hose vacating space then there is no preferable realization method in maintenance process, and then for upper
Good detection process can not be carried out by stating urea tube leakage caused by possibility under operating mode.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of urea transmission urea tube test devices, not only may be used
The leakage test of urea tube under lateral forces is handled with realizing, and can effectively avoid test work during the test
Part damages.
In order to solve the above technical problems, the utility model is related to a kind of urea transmission urea tubes of avoidable workpiece damage
Test device comprising supporting support is fixed with the lip block extended in the horizontal direction on the supporting support,
The urea tube bent sub of use " L " shape structure and horizontally extending urea tube are connected on the lip block
Straight joint；The urea tube bent sub includes the first end extended in the horizontal direction, and in the vertical direction
The second end of extension, first end and the urea tube straight joint of the urea tube bent sub are interconnected, and the urea tube is curved
The second end of connector is for inputting leakage rate detection air；
The axial location of the lip block is provided with diversion pipeline, the urea tube bent sub and urea tube straight joint
It is connected among diversion pipeline, link position and the urea tube of the urea tube bent sub with the diversion pipeline
It is hung with test counterweight respectively on straight joint and the link position of the diversion pipeline；
Among the lip block, link position and the urine of the urea tube bent sub with the diversion pipeline
The link position of plain pipe straight joint and the diversion pipeline is respectively arranged with support supporting plate, the upper surface setting of the support supporting plate
There are support spring, the upper end of the support spring to be connected with the urea tube bent sub and urea tube straight joint；Work as institute
It states urea tube bent sub and when urea tube straight joint is connected to inside diversion pipeline, the support spring is in non-deformation shape
State.
As a kind of improvement of the utility model, the upper end of the support spring is provided with the connection using arcuate structure
Supporting plate, the urea tube bent sub and urea tube straight joint are respectively positioned on the connection supporting plate.Using above-mentioned technical proposal,
It can ask the setting of class to further increase branch of the support spring for urea tube bent sub or urea tube straight joint by connection
Support effect.
As a kind of improvement of the utility model, Auxiliary support end body is provided on the downside of the end of the diversion pipeline,
The upper surface of Auxiliary support end body is extended in the horizontal direction, and Auxiliary support end body is made of rubber material.Using
Above-mentioned technical proposal, can by the elastic reaction of Auxiliary support end body with for urea tube bent sub or urea tube straight joint into
The effective Auxiliary support processing of row.
Using the urea transmission urea tube test device of the avoidable workpiece damage of above-mentioned technical proposal, urine may make
Plain pipe bent sub is connected on lip block simultaneously with urea tube straight joint, and makes its diversion pipeline inside lip block
Mutual conduction, at this point, the actual working state of urea tube can be simulated by inputting detection air towards urea tube bent sub.Work as urea
Pipe bent sub is in urea tube straight joint under above-mentioned state, while corresponding with urea tube straight joint in urea tube bent sub
Counterweight is tested to realize the increase of lateral load in position by addition, and then achievees the effect that apply lateral force for urea tube,
And then realize that caused leakage rate detects under by direction finding force effect to urea tube.The urea of above-mentioned avoidable workpiece damage transmits
The measurement for urea tube leakage rate under lateral forces on the one hand can be effectively realized with urea tube test device, while also may be used
In measurement process, by supporting the effect of support spring on supporting plate, to be produced in urea tube bent sub and urea tube straight joint
When raw excessive deformation, support elastic force is provided for it by support spring, to avoid urea tube bent sub and urea tube straight joint into
One step generates damage；The non-deformed state that support spring is kept under urea tube bent sub and urea tube straight joint normal condition
Then can effectively avoid it influences urea tube bent sub and urea tube straight joint leakage rate accuracy of detection.
Description of the drawings
Fig. 1 is utility model diagram；
Reference numerals list：
1- supporting supports, 2- lip blocks, 3- urea tubes bent sub, 301- first ends, 302- the second ends, 4- urea
Pipe straight joint, 5- diversion pipelines, 6- tests counterweight, 7- supports supporting plate, 8- support springs, 9- connections supporting plate, 10- Auxiliary supports end
Body.
Specific implementation mode
With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate, it should be understood that following specific embodiment parties
Formula is merely to illustrate the utility model rather than limitation the scope of the utility model.It should be noted that making in being described below
Word "front", "rear", "left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" respectively refer to
Be directed towards or far from geometric center of specific component direction.
Embodiment 1
A kind of urea transmission urea tube test device of avoidable workpiece damage as shown in Figure 1 comprising support branch
Frame 1, is fixed with the lip block 2 extended in the horizontal direction on the supporting support 1, on the lip block 2
It is connected with the urea tube bent sub 3 of use " L " shape structure and horizontally extending urea tube straight joint 4；The urea
Pipe bent sub 3 includes the first end 301 extended in the horizontal direction, and the second end extended in vertical direction
Portion 302, first end 301 and the urea tube straight joint 4 of the urea tube bent sub 3 are interconnected, the urea tube bent sub 3
The second end 302 for input leakage rate detection air；
The axial location of the lip block 2 is provided with diversion pipeline 5, and the urea tube bent sub 3 and urea tube are straight
Connector 4 is connected among diversion pipeline 5, the link position of the urea tube bent sub 3 and the diversion pipeline 5, Yi Jisuo
It states and is hung with test counterweight 6 respectively on urea tube straight joint 4 and the link position of the diversion pipeline 5；
Among the lip block 2, the link position of the urea tube bent sub 3 and the diversion pipeline 5 and described
The link position of urea tube straight joint 4 and the diversion pipeline 5 is respectively arranged with support supporting plate 7, the upper end of the support supporting plate 7
Face is provided with support spring 8, the upper end of the support spring 8 and 4 phase of the urea tube bent sub 3 and urea tube straight joint
Connection；When the urea tube bent sub 3 and urea tube straight joint 4 are connected to 5 inside of diversion pipeline, the support spring 8
In non-deformed state.
Using the urea transmission urea tube test device of the avoidable workpiece damage of above-mentioned technical proposal, urine may make
Plain pipe bent sub is connected on lip block simultaneously with urea tube straight joint, and makes its diversion pipeline inside lip block
Mutual conduction, at this point, the actual working state of urea tube can be simulated by inputting detection air towards urea tube bent sub.Work as urea
Pipe bent sub is in urea tube straight joint under above-mentioned state, while corresponding with urea tube straight joint in urea tube bent sub
Counterweight is tested to realize the increase of lateral load in position by addition, and then achievees the effect that apply lateral force for urea tube,
And then realize that caused leakage rate detects under by direction finding force effect to urea tube.
On the one hand the urea transmission of above-mentioned avoidable workpiece damage can effectively be realized for urea with urea tube test device
The measurement of leakage rate under lateral forces is managed, while can also be passed through in measurement process and support support spring on supporting plate
Effect, when urea tube bent sub and urea tube straight joint generate excessive deformation, support bullet is provided for it by support spring
Power further generates damage to avoid urea tube bent sub and urea tube straight joint；Support spring is in urea tube bent sub and urine
The non-deformed state kept under plain pipe straight joint normal condition, which then can effectively avoid it, influences urea tube bent sub and urea tube
Straight joint leakage rate accuracy of detection.
Embodiment 2
As a kind of improvement of the utility model, the upper end of the support spring 8 is provided with the company using arcuate structure
Supporting plate 9 is connect, the urea tube bent sub 3 and urea tube straight joint 4 are respectively positioned on the connection supporting plate 9.Using above-mentioned skill
Art scheme can ask the setting of class direct for urea tube bent sub or urea tube to further increase support spring by connection
The support effect of head.
The other features and advantages of the present embodiment are the same as those of the first embodiment.
Embodiment 3
As a kind of improvement of the utility model, Auxiliary support end body is provided on the downside of the end of the diversion pipeline 5
10, the upper surface of Auxiliary support end body 10 is extended in the horizontal direction, and Auxiliary support end body 10 uses rubber material system
At.It, can be by the elastic reaction of Auxiliary support end body with for urea tube bent sub or urea tube using above-mentioned technical proposal
Straight joint carries out effective Auxiliary support processing.
The other features and advantages of the present embodiment are the same as those of the first embodiment.
Claims (3)
1. a kind of urea transmission urea tube test device of avoidable workpiece damage, which is characterized in that the avoidable workpiece
The urea transmission urea tube test device of damage includes supporting support, is fixed in the horizontal direction on the supporting support
The lip block extended is connected with the urea tube bent sub of use " L " shape structure on the lip block, and along water
Square to extension urea tube straight joint；The urea tube bent sub includes the first end extended in the horizontal direction
Portion, and the second end that extends in vertical direction, first end and the urea tube straight joint phase of the urea tube bent sub
Intercommunicated, the second end of the urea tube bent sub is for inputting leakage rate detection air；
The axial location of the lip block is provided with diversion pipeline, and the urea tube bent sub and urea tube straight joint connect
It is connected among diversion pipeline, the urea tube bent sub and the link position of the diversion pipeline and the urea tube are direct
Head be hung with test counterweight respectively on the link position of the diversion pipeline；
Among the lip block, link position and the urea tube of the urea tube bent sub with the diversion pipeline
The link position of straight joint and the diversion pipeline is respectively arranged with support supporting plate, and the upper surface of the support supporting plate is provided with branch
Spring is supportted, the upper end of the support spring is connected with the urea tube bent sub and urea tube straight joint；When the urine
When plain pipe bent sub and urea tube straight joint are connected to inside diversion pipeline, the support spring is in non-deformed state.
2. the urea transmission urea tube test device of avoidable workpiece damage described in accordance with the claim 1, which is characterized in that
The upper end of the support spring is provided with the connection supporting plate using arcuate structure, and the urea tube bent sub and urea tube are straight
Connector is respectively positioned on the connection supporting plate.
3. according to the urea transmission urea tube test device of avoidable workpiece damage as claimed in claim 1 or 2, feature exists
In being provided with Auxiliary support end body on the downside of the end of the diversion pipeline, the upper surface of Auxiliary support end body is in the horizontal direction
Extended, Auxiliary support end body is made of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820296968.7U CN207946203U (en) | 2018-03-02 | 2018-03-02 | It can avoid the urea transmission urea tube test device of workpiece damage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820296968.7U CN207946203U (en) | 2018-03-02 | 2018-03-02 | It can avoid the urea transmission urea tube test device of workpiece damage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207946203U true CN207946203U (en) | 2018-10-09 |
Family
ID=63700415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820296968.7U Active CN207946203U (en) | 2018-03-02 | 2018-03-02 | It can avoid the urea transmission urea tube test device of workpiece damage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207946203U (en) |
-
2018
- 2018-03-02 CN CN201820296968.7U patent/CN207946203U/en active Active
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