CN206503980U - A kind of vehicle fuel pressure regulator valve - Google Patents
A kind of vehicle fuel pressure regulator valve Download PDFInfo
- Publication number
- CN206503980U CN206503980U CN201720180957.8U CN201720180957U CN206503980U CN 206503980 U CN206503980 U CN 206503980U CN 201720180957 U CN201720180957 U CN 201720180957U CN 206503980 U CN206503980 U CN 206503980U
- Authority
- CN
- China
- Prior art keywords
- valve
- pressure regulator
- vehicle fuel
- valve seat
- fuel pressure
- 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.)
- Expired - Fee Related
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- Safety Valves (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The utility model provides a kind of vehicle fuel pressure regulator valve, including valve body, valve seat, valve element and elastomeric element, the valve body is provided with oil inlet and oil-out, the valve seat is located between the oil inlet and the oil-out, the valve seat is provided with through hole, the bottom of the valve seat is sequentially provided with the valve element and the elastomeric element, the elastomeric element in the raw when, the valve element abuts with the valve seat and seals up the through hole.Compared to prior art, the Opening pressure of vehicle fuel pressure regulator valve of the present utility model is determined by the elastic restoring force of elastomeric element, increase compared to Opening pressure of the prior art with the reduction of temperature, Opening pressure of the present utility model is reduced by temperature is influenceed smaller, effectively increases the stability of vehicle fuel pressure regulator valve operating pressure.
Description
Technical field
The utility model is related to a kind of technical field of automobile parts, and in particular to a kind of vehicle fuel pressure regulator valve.
Background technology
As the indispensable part of automobile fuel pump and bracket assembly, the main function of vehicle fuel pressure regulator valve is control
Fuel pressure processed, and unnecessary fuel oil is conveyed into oil return box.
As shown in figure 1, vehicle fuel pressure regulator valve conventional at present uses diaphragm structure, mainly include oil inlet pipe 100,
Flowline 200, valve seat 300, diaphragm 400, valve element 500 and oil return cavity 600.Oil circuit in oil inlet pipe 100 and flowline 200
When there is pressure, valve seat 300 works as directed force F by by downward directed force F<During diaphragm elastic force, valve element 500 and diaphragm 400 are tight
It is closely connected to close, sealing function is played, fluid cannot be introduced into oil return cavity 600；When pressure reaches certain value, directed force F>Diaphragm elastic force
When, diaphragm 400 is opened on top to valve element 500 downwards, and fluid flows into oil back chamber 600 from the gap of valve element 500 and diaphragm 400, passes through oil return
Pipe is flowed to inside fuel tank.
But, used diaphragm structure pressure regulator valve has obvious defect：In low temperature, the material of diaphragm can produce receipts
Contracting phenomenon so that the interaction force increase between valve element and valve seat, the Opening pressure of pressure regulator valve also becomes big therewith, causes low temperature
The pressure of pressure regulator valve is exceeded under environment.
Utility model content
The utility model provides a kind of vehicle fuel pressure regulator valve, to solve the fuel oil pressure regulation of diaphragm structure of the prior art
Opening pressure becomes big to valve at low ambient temperatures, causes the problem of pressure after regulation is exceeded, vehicle fuel of the present utility model is adjusted
Opening pressure keeps constant to pressure valve at low ambient temperatures, can lift the operating pressure of vehicle fuel pressure regulator valve at low ambient temperatures
Stability.
To achieve the above object, the utility model provides following technical scheme：
A kind of vehicle fuel pressure regulator valve, including valve body, valve seat, valve element and elastomeric element, the valve body provided with oil inlet and
Oil-out；The valve seat is located between the oil inlet and the oil-out, and the valve seat is provided with through hole；The lower section of the valve seat
From top to bottom be sequentially provided with the valve element and the elastomeric element, the elastomeric element in the raw when, the valve element with
The valve seat abuts and seals up the through hole.
Preferably, the valve element is the semiglobe that top is provided with plane, and the plane and the bottom surface of the valve seat offset
Connect.
Preferably, the cross section of the valve seat is annular shape.
Preferably, the valve seat is made up of elastomeric material.
Preferably, the valve element and the elastomeric element are located in oil back chamber body, and the oil return cavity is provided with oil return opening.
Preferably, the elastomeric element is stage clip.
Preferably, the valve element bottom is provided with valve rod, and the stage clip is set on the valve rod.
The beneficial effects of the utility model are：
Vehicle fuel pressure regulator valve of the present utility model, including valve body, valve seat, valve element and elastomeric element, valve body are provided with oil-feed
Mouth and oil-out, are the valve seat for offering through hole between oil inlet and oil-out, the bottom of valve seat is from top to bottom sequentially provided with valve
Core and elastomeric element, when elastomeric element in the raw when, valve element abuts with valve seat and seals up the through hole.Compared to existing
There is technology, the Opening pressure of vehicle fuel pressure regulator valve of the present utility model is determined by the elastic restoring force of elastomeric element, compared to
The Opening pressure of the fuel oil pressure regulator valve of diaphragm structure increases with the reduction of temperature in the prior art, of the present utility model to open
Pressure is reduced by temperature is influenceed smaller, and can effectively improving the stability of operating pressure of vehicle fuel pressure regulator valve, there is provided pressure
Power more constant fuel oil.
Brief description of the drawings
Fig. 1 is the structural representation of the vehicle fuel pressure regulator valve of diaphragm structure of the prior art；
The structural representation for the vehicle fuel pressure regulator valve that Fig. 2 provides for the utility model embodiment.
Description of reference numerals：
In Fig. 1：100- oil inlet pipes, 200- flowlines, 300- valve seats, 400- diaphragms, 500- valve elements, 600- oil return cavitys.
In Fig. 2：1- valve bodies, 2- valve seats, 3- valve elements, 4- elastomeric elements, 5- oil inlets, 6- oil-outs, 7- oil return cavitys, 8-
Valve rod.
Embodiment
Below in conjunction with the accompanying drawings, by embodiment, the utility model is further described.
As shown in Fig. 2 the utility model embodiment provides a kind of vehicle fuel pressure regulator valve, including valve body 1, valve seat 2, valve element
3 and elastomeric element 4, the valve body 1 is provided with oil inlet 5 and oil-out 6；The valve seat 2 is located at the oil inlet 5 and described fuel-displaced
Between mouth 6, the valve seat 2 is provided with through hole；The lower section of the valve seat 2 is from top to bottom sequentially provided with the valve element 3 and the elasticity
Part 4, the elastomeric element 4 in the raw when, the valve element 3 abuts with the valve seat 2 and seals up the through hole.
In the utility model embodiment, when there is pressure in the fuel oil entered in oil inlet 5, valve element 3 will by
Under power F, power F<During the restoring force of elastomeric element 4, valve element 3 is brought into close contact with the bottom of valve seat 2, plays sealing function, fuel oil without
Method enters oil return cavity 7, is discharged from oil-out 6, when pressure reaches certain value, power F>, will during the restoring force of elastomeric element 4
Valve element 3 downwards open by top, and fluid flows into oil return cavity 7 from the gap of valve element 3 and valve seat 2, is flowed to by oil return pipe inside fuel tank.
The vehicle fuel pressure regulation valve opening pressure of the utility model embodiment is more stable, compared to the combustion of diaphragm structure in the prior art
The Opening pressure of oily pressure regulator valve increases with the reduction of temperature, and the vehicle fuel pressure regulation valve opening pressure of the present embodiment is by temperature
Influence is smaller, effectively increases the stability of the operating pressure of vehicle fuel pressure regulator valve, makes the fuel pressure of oil-out 6 more permanent
It is fixed.
On the basis of said structure, the valve element 3 is preferably the semiglobe that top is provided with plane, the plane and institute
The bottom surface for stating valve seat 2 is abutted against, and is abutted by plane with the bottom of valve seat 2, can be increased the contact area of valve element 3 and valve seat 2, make
Sealing between valve element 3 and valve seat 2 is more preferably.
In order to mitigate weight, processing cost is reduced, installation effectiveness is improved, the cross section of the valve seat 2 is preferably annular shape.
Further, the valve seat 2 is made up of elastomeric material, can further improve the sealing between valve element 3 and valve seat 2
Property.
As shown in Fig. 2 the valve element 3 and the elastomeric element 4 are located in oil return cavity 7, the oil return cavity 7 is provided with back
Hydraulic fluid port, is conducive to making overall structure more compact, improves space availability ratio.
In a specific embodiment, the elastomeric element 4 is stage clip, using stage clip as elastomeric element 4, not only more
General, dismounting is relatively easy to, and price is more cheap.Certainly, elastomeric element can also be using other such as rubber stoppers etc.
Elastic component.
As shown in Fig. 2 the bottom of valve element 3 is provided with valve rod 8, the stage clip is set on the valve rod 8, and valve rod 8 can
Flexible for stage clip is oriented to, and advantageously ensures that the fixation reliability of stage clip, also thus, it is possible to increase the sensitivity of valve element 3,
Valve element 3 is set to be reacted in time for different fuel pressures.Valve rod 8 can be made into integrated formed structure with stage clip.
Although the utility model combination above example is described, the utility model is not limited to above-mentioned reality
Example is applied, and is only limited by claim, those of ordinary skill in the art easily can modify and change to it, but simultaneously
Without departing from essential idea of the present utility model and scope.
Claims (7)
1. a kind of vehicle fuel pressure regulator valve, including valve body (1), valve seat (2), valve element (3) and elastomeric element (4), it is characterised in that：
The valve body (1) is provided with oil inlet (5) and oil-out (6)；
The valve seat (2) is located between the oil inlet (5) and the oil-out (6), and the valve seat (2) is provided with through hole；
The lower section of the valve seat (2) is from top to bottom sequentially provided with the valve element (3) and the elastomeric element (4), the elastic portion
Part (4) in the raw when, the valve element (3) abuts with the valve seat (2) and seals up the through hole.
2. vehicle fuel pressure regulator valve according to claim 1, it is characterised in that the valve element (3) is that top is provided with plane
Semiglobe, the plane and the bottom surface of the valve seat (2) are abutted against.
3. vehicle fuel pressure regulator valve according to claim 1, it is characterised in that the cross section of the valve seat (2) is annulus
Shape.
4. vehicle fuel pressure regulator valve according to claim 1, it is characterised in that the valve seat (2) is made up of elastomeric material.
5. vehicle fuel pressure regulator valve according to claim 1, it is characterised in that the valve element (3) and the elastomeric element
(4) it is located in oil return cavity (7), the oil return cavity (7) is provided with oil return opening.
6. vehicle fuel pressure regulator valve according to claim 1, it is characterised in that the elastomeric element (4) is stage clip.
7. vehicle fuel pressure regulator valve according to claim 6, it is characterised in that valve element (3) bottom is provided with valve rod
(8), the stage clip is set on the valve rod (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720180957.8U CN206503980U (en) | 2017-02-27 | 2017-02-27 | A kind of vehicle fuel pressure regulator valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720180957.8U CN206503980U (en) | 2017-02-27 | 2017-02-27 | A kind of vehicle fuel pressure regulator valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206503980U true CN206503980U (en) | 2017-09-19 |
Family
ID=59841834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720180957.8U Expired - Fee Related CN206503980U (en) | 2017-02-27 | 2017-02-27 | A kind of vehicle fuel pressure regulator valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206503980U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109029964A (en) * | 2018-08-31 | 2018-12-18 | 吉测(苏州)测试***有限公司 | The detection device and its method of adaptive different size fuel pressure valve |
-
2017
- 2017-02-27 CN CN201720180957.8U patent/CN206503980U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109029964A (en) * | 2018-08-31 | 2018-12-18 | 吉测(苏州)测试***有限公司 | The detection device and its method of adaptive different size fuel pressure valve |
| CN109029964B (en) * | 2018-08-31 | 2023-12-15 | 吉测(苏州)测试***有限公司 | Detection device and method for self-adaptive fuel pressure valves with different specifications |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 Termination date: 20200227 |