CN206830434U - A kind of fuel pump pressure regulator valve - Google Patents
A kind of fuel pump pressure regulator valve Download PDFInfo
- Publication number
- CN206830434U CN206830434U CN201720652785.XU CN201720652785U CN206830434U CN 206830434 U CN206830434 U CN 206830434U CN 201720652785 U CN201720652785 U CN 201720652785U CN 206830434 U CN206830434 U CN 206830434U
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- CN
- China
- Prior art keywords
- fuel
- pressure regulator
- valve
- regulator valve
- pump
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- 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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Abstract
The utility model discloses a kind of fuel pump pressure regulator valve, including fuel pump and pressure regulator valve, the fuel pump includes fuel level sensor, air-breathing jet pump, fuel oil filter and exhaust jet pump, the fuel pump upper and bottom section is fixedly connected by support bar, the fuel level sensor includes wiring hole, power line, wire and float, connection fuel passage below the fuel oil filter, the fuel passage end connects pressure regulator valve, the pressure regulator valve includes regulation handle, compression spring, overfall, diaphragm, damping hole, valve element, valve seat, valve rod, back-moving spring and steam vent.By the increase of fuel oil filter, effectively prevent the fine pollutants in fuel oil from blocking fuel passage, reduce the inconvenience that fuel passage blocking strips are come, improve the smoothness of fuel passage.By the increase of three groups of back-moving springs, the ability freely recovered of valve element is enhanced, the controling power to valve element is effectively increased, improves operating efficiency.
Description
Technical field
A kind of valve technology field is the utility model is related to, specially a kind of fuel pump pressure regulator valve.
Background technology
Pressure regulator valve is widely used in various building water supply systems, fire-fighting system, central air-conditioning in people's daily life
System and heating system etc..It can be used for branch pipe to depressurize in use, pressure of supply water distribution can be made more balanced, avoid portion
Divide water supply superpressure, optimization skyscraper can be used cooperatively, regulation water under high pressure enters to pool in fire-fighting system with high-pressure hydraulic pump
The pressure of flexible pipe, protection flexible pipe rupture because hydraulic pressure is excessive.At present, one group of back-moving spring of most of existing fuel pump pressure regulator valve
To control valve element, the time elasticity of one permanent back-moving spring will disappear so that valve element can not freely reset, so that causing to adjust
Pressure valve is lost the job ability, while people often ignore the fine pollutants in fuel oil, and these pollutants can accumulate for a long time for a long time
It is few into more, fuel passage, which is blocked, causes cisco unity malfunction.
Utility model content
The technical problems to be solved in the utility model is the defects of overcoming prior art, there is provided a kind of fuel pump pressure regulator valve,
By the increase of fuel oil filter, effectively prevent the fine pollutants in fuel oil from blocking fuel passage, reduce fuel pipe
The inconvenience that road blocking strips are come, improve the smoothness of fuel passage.By the increase of three groups of back-moving springs, enhance valve element from
By the ability recovered, the controling power to valve element is effectively increased, improves operating efficiency.
To achieve the above object, the utility model provides following technical scheme：A kind of fuel pump pressure regulator valve, including fuel pump
And pressure regulator valve, the fuel pump include fuel level sensor, air-breathing jet pump, fuel oil filter and exhaust jet pump, the fuel oil
Pump upper and bottom section is fixedly connected by support bar, and the fuel level sensor includes wiring hole, power line, wire and floated
Son, the fuel oil filter lower section connection fuel passage, the fuel passage end connect pressure regulator valve, and the pressure regulator valve includes adjusting
Save handle, compression spring, overfall, diaphragm, damping hole, valve element, valve seat, valve rod, back-moving spring and steam vent.
Preferably, the fuel level sensor is located at the right side of the fuel pump lower part, among the fuel pump upper part
Place is fixedly connected with air-breathing jet pump, and fuel oil filter is provided with inside the fuel pump upper part, and the exhaust jet pump is located at institute
State fuel pump lower part bottom middle.
Preferably, the wiring hole is located at the middle of the post upper and fuel passage upper end, the power line
The wiring hole and fuel level sensor are linked together, the wire is fixedly connected with the fuel level sensor, the gold
The end of category silk is fixedly connected with float.
Preferably, the pressure regulator valve upper end is slidably connected regulation handle, and the compression spring is located in the pressure regulator valve
Top, is provided with diaphragm below the compression spring, and the diaphragm lower section is provided with valve seat, and the middle of the valve seat is fixedly connected excessive
The lower slide connection valve rod of overfall described in head piece, the right side of the seat bottom portion is provided with damping hole, the lower end of the valve rod
Valve element is fixedly connected with, the left and right sides of the valve element is provided with back-moving spring, and the left and right sides of the pressure regulator valve is provided with steam vent, and
It is symmetrical set.
Preferably, the back-moving spring is provided with three groups, and is symmetrical set two-by-two.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, a kind of fuel pump pressure regulator valve of the utility model, by the increase of fuel oil filter, is effectively prevented in fuel oil
Fine pollutants block fuel passage, reduce the inconvenience that fuel passage blocking strips are come, and improve the smoothness of fuel passage.
2nd, a kind of fuel pump pressure regulator valve of the utility model, by the increase of three groups of back-moving springs, the freedom of valve element is enhanced
The ability of recovery, the controling power to valve element is effectively increased, improves operating efficiency.
Brief description of the drawings
Fig. 1 is a kind of sectional view of fuel pump pressure regulator valve of the utility model；
Fig. 2 is a kind of front view of fuel pump of the utility model；
In figure：1- fuel pumps, 2- pressure regulator valves, 3- fuel level sensors, 4- air-breathing jet pumps, 5- fuel oil filters, 6- exhausts
Jet pump, 7- support bars, 8- wiring holes, 9- power lines, 10- wires, 11- floats, 12- fuel passages, 13- regulation handles,
14- compression springs, 15- overfalls, 16- diaphragms, 17- damping holes, 18- valve elements, 19- valve seats, 20- valve rods, 21- back-moving springs,
22- steam vents.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of fuel pump pressure regulator valve, including the He of fuel pump 1
Pressure regulator valve 2, it is characterised in that：The fuel pump 1 includes fuel level sensor 3, air-breathing jet pump 4, fuel oil filter 5 and exhaust spray
Pump 6 is penetrated, the upper and bottom section of fuel pump 1 is fixedly connected by support bar 7, and the fuel level sensor 3 includes wiring hole
8th, power line 9, wire 10 and float 11, the lower section of the fuel oil filter 3 connection fuel passage 12, the end of fuel passage 12
End connection pressure regulator valve 2, the pressure regulator valve 2 include regulation handle 13, compression spring 14, overfall 15, diaphragm 16, damping hole 17,
Valve element 18, valve seat 19, valve rod 20, back-moving spring 21 and steam vent 22.
The fuel level sensor 3 is located at the right side of the lower part of fuel pump 1, effectively improves sensitivity, the combustion
The upper part middle of oil pump 1 is fixedly connected with air-breathing jet pump 4, and its role is to improve intake velocity, the upper part of fuel pump 1
Inside is provided with fuel oil filter 5, and its role is to effectively remove fine pollutants, the exhaust jet pump 6 is located at the combustion
The lower part bottom middle of oil pump 1, works and is to be easy to be vented.
The wiring hole 8 is located at the middle of the upper end of support bar 7 and the upper end of fuel passage 12, and the power line 9 will
The wiring hole 8 and fuel level sensor 3 are linked together, and the wire 10 is fixedly connected with the fuel level sensor 3, described
The end of wire 10 is fixedly connected with float 11, works and is the stability for increasing fuel pump, effectively to the palm of amount of fuel
Hold.
The upper end of pressure regulator valve 2 is slidably connected regulation handle 13, has the effect of convenient operation, the compression spring 14
In the middle and upper part of the pressure regulator valve 2, the operating efficiency of raising compression spring 14, the lower section of compression spring 14 is provided with diaphragm 16,
The lower section of diaphragm 16 is provided with valve seat 19, and the middle of the valve seat 19 is fixedly connected with the lower end of overfall 15 described in overfall 15
Be slidably connected valve rod 20, and the right side of the bottom of valve seat 19 is provided with damping hole 17, and the lower end of the valve rod 20 is fixedly connected with valve element
18, the left and right sides of the valve element 18 is provided with back-moving spring 21, and its role is to increase the controling power to valve element 18, the tune
The left and right sides of pressure valve 2 is provided with steam vent 22, and is symmetrical set, and its role is to accelerate deflation rate.
The back-moving spring 21 is provided with three groups, and is symmetrical set two-by-two, and its role is to enhance valve element 18
The ability freely recovered, effectively increase the controling power to valve element 18.
Operation principle：When valve is in running order, regulation handle 13, compression spring 14 and diaphragm 16, pass through valve rod 20
Move down valve element 18, the part of output gas flow by the air chamber of 7 entrance diaphragm of damper tube 16, produced in the lower section of diaphragm 16 one to
On thrust, this thrust always attempts valve port opening to turn down, and declines its output pressure.When acting on pushing away on diaphragm 16
After power balances each other with spring force, the output pressure of pressure regulator valve 2 just keeps certain.When input pressure fluctuates, such as input pressure
Power instantaneously raises, and output pressure also increases, and the thrust gas acted on diaphragm 16 also increases therewith, destroys original
The balance of power, diaphragm 16 is moved up, there is a small amount of gas to be discharged through overfall 15, steam vent 22.That moves on the membrane 16 is same
When, because of the effect of back-moving spring 21, decline output pressure, untill new balance.
When in use, by the increase of fuel oil filter 5, effectively prevent fine pollutants in fuel oil by fuel passage
12 block, and reduce the inconvenience that the blocking strips of fuel passage 12 are come, and improve the smoothness of fuel passage 12.Pass through three groups of reset bullets
The increase of spring 21, the ability freely recovered of valve element 18 is enhanced, the controling power to valve element 18 is effectively increased, improves work
Make efficiency.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, although ginseng
The utility model is described in detail according to previous embodiment, for those skilled in the art, it still can be with
Technical scheme described in foregoing embodiments is modified, or equivalent substitution is carried out to which part technical characteristic.It is all
Within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., this practicality should be included in
Within new protection domain.
Claims (5)
1. a kind of fuel pump pressure regulator valve, including fuel pump（1）And pressure regulator valve（2）, it is characterised in that：The fuel pump（1）Including
Fuel level sensor（3）, air-breathing jet pump（4）, fuel oil filter（5）With exhaust jet pump（6）, the fuel pump（1）Upper part
Pass through support bar with lower part（7）It is fixedly connected, the fuel level sensor（3）Including wiring hole（8）, power line（9）, wire
（10）And float（11）, the fuel oil filter lower section connection fuel passage（12）, the fuel passage（12）End connection is adjusted
Pressure valve（2）, the pressure regulator valve（2）Including regulation handle（13）, compression spring（14）, overfall（15）, diaphragm（16）, damping hole
（17）, valve element（18）, valve seat（19）, valve rod（20）, back-moving spring（21）And steam vent（22）.
A kind of 2. fuel pump pressure regulator valve according to claim 1, it is characterised in that：The fuel level sensor（3）Positioned at institute
State fuel pump（1）The right side of lower part, the fuel pump（1）Upper part middle is fixedly connected with air-breathing jet pump（4）, the combustion
Oil pump（1）Fuel oil filter is provided with inside upper part（5）, the exhaust jet pump（6）Positioned at the fuel pump（1）Lower part bottom
Portion middle.
A kind of 3. fuel pump pressure regulator valve according to claim 1, it is characterised in that：The wiring hole（8）Positioned at the branch
Strut（7）Upper end and fuel passage（12）The middle of upper end, the power line（9）By the wiring hole（8）Sensed with oil level
Device（3）Link together, the wire（10）With the fuel level sensor（3）It is fixedly connected, the wire（10）End
End is fixedly connected with float（11）.
A kind of 4. fuel pump pressure regulator valve according to claim 1, it is characterised in that：The pressure regulator valve（2）Upper end, which is slided, to be connected
Connect regulation handle（13）, the compression spring（14）Positioned at the pressure regulator valve（2）Middle and upper part, the compression spring（14）Lower section
Provided with diaphragm（16）, the diaphragm（16）Lower section is provided with valve seat（19）, the valve seat（19）Middle be fixedly connected with overfall
（15）The overfall（15）Lower slide connection valve rod（20）, the valve seat（19）The right side of bottom is provided with damping hole
（17）, the valve rod（20）Lower end be fixedly connected with valve element（18）, the valve element（18）The left and right sides be provided with back-moving spring
（21）, the pressure regulator valve（2）The left and right sides be provided with steam vent（22）, and be symmetrical set.
A kind of 5. fuel pump pressure regulator valve according to claim 1, it is characterised in that：The back-moving spring（21）Provided with three
Group, and be symmetrical set two-by-two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720652785.XU CN206830434U (en) | 2017-06-07 | 2017-06-07 | A kind of fuel pump pressure regulator valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720652785.XU CN206830434U (en) | 2017-06-07 | 2017-06-07 | A kind of fuel pump pressure regulator valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206830434U true CN206830434U (en) | 2018-01-02 |
Family
ID=60774284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720652785.XU Expired - Fee Related CN206830434U (en) | 2017-06-07 | 2017-06-07 | A kind of fuel pump pressure regulator valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206830434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628039A (en) * | 2020-12-18 | 2021-04-09 | 赵瑞霞 | Intelligent electric fuel pump with electronic pressure regulator |
| CN113522171A (en) * | 2021-07-21 | 2021-10-22 | 高砂电气(苏州)有限公司 | Quantitative discharging device |
-
2017
- 2017-06-07 CN CN201720652785.XU patent/CN206830434U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628039A (en) * | 2020-12-18 | 2021-04-09 | 赵瑞霞 | Intelligent electric fuel pump with electronic pressure regulator |
| CN112628039B (en) * | 2020-12-18 | 2021-12-21 | 浙江睿峰电喷系统有限公司 | Intelligent electric fuel pump with electronic pressure regulator |
| CN113522171A (en) * | 2021-07-21 | 2021-10-22 | 高砂电气(苏州)有限公司 | Quantitative discharging device |
| CN113522171B (en) * | 2021-07-21 | 2024-03-19 | 高砂电气(苏州)有限公司 | Quantitative discharge device |
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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 |
Granted publication date: 20180102 Termination date: 20200607 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |