CN204476638U - Double track high-voltage electric fuel oil pump assembly - Google Patents
Double track high-voltage electric fuel oil pump assembly Download PDFInfo
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- CN204476638U CN204476638U CN201420862200.3U CN201420862200U CN204476638U CN 204476638 U CN204476638 U CN 204476638U CN 201420862200 U CN201420862200 U CN 201420862200U CN 204476638 U CN204476638 U CN 204476638U
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- oil
- storing barrel
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Abstract
The utility model provides a kind of double track high-voltage electric fuel oil pump assembly, comprise: flange plate group is vertical, double track pump core group is vertical, oil-storing barrel group is vertical and Venturi tube group is stood, double track pump core group is vertical comprises double track pump core and oil outlet tube, oil-storing barrel group is vertical comprises oil-storing barrel, oil pump bracket, return tube, large umbrella valve and little umbrella valve, and Venturi tube group is vertical comprises Venturi tube and Venturi tube displacement of reservoir oil pipe; Oil pump bracket respectively and oil-storing barrel vertical with flange plate group is connected; Double track pump core is arranged in oil-storing barrel, and double track pump core comprises filler opening, outer rail oil outlet and interior rail oil outlet, and oil outlet tube stands with outer rail oil outlet and flange plate group respectively and is connected; Return tube one end is arranged in oil-storing barrel, the other end is connected to flange plate group and stands, large umbrella valve and little umbrella valve are arranged on bottom oil-storing barrel, and Venturi tube is arranged on bottom oil-storing barrel and is connected with large umbrella valve, and Venturi tube displacement of reservoir oil pipe is connected with Venturi tube and interior rail oil outlet respectively.The utility model has the initiatively displacement of reservoir oil and high pressure direct injection ability, can meet the fuel feeding requirement of high pressure oil supply system as required well.
Description
Technical field
The utility model relates to a kind of fuel oil pump assembly, particularly, relates to a kind of double track high-voltage electric fuel oil pump assembly.
Background technique
Development Trend of Future Automobiles is energy-efficient, and the application of high pressure direct injection motor in car load can be more and more extensive, and become main trend gradually.And high pressure direct injection motor needs the fuel delivery of high pressure, and it is oil supply system as required.At present, widely used fuel oil pump assembly can not meet the fuel feeding requirement of high pressure direct injection engine high pressure oil supply system as required, due to high pressure direct injection Engine Matching oil supply system as required, realize oil supply function as required, fuel oil pump assembly, without oil return, traditional fuel oil pump assembly structure does not realize oil return and drives injecting valve to meet oil-storing barrel flooded condition, cause oil-storing barrel pasta to decline, engine fuel is under-supply, and automobile accelerates unable and difficulty in starting phenomenon.Further, due to oil supply system as required will be realized, fuel oil pump assembly can not be with pressure regulator valve, work as cut-out of fuel pump, under pipeline has leakage scenarios, the oil inside fuel tank by suck-back, seepage befouling environment and affect life safety in atmosphere.Therefore, existing fuel oil pump assembly cannot meet the fuel feeding requirement of high pressure direct injection motor oil supply system as required, for adapt to market development, realize energy-efficient sustainable development, be badly in need of provide a kind of can adapt to high pressure direct injection motor as required oil supply system use fuel oil pump assembly.
Model utility content
The purpose of this utility model is to provide a kind of double track high-voltage electric fuel oil pump assembly, the technical problem that the fuel feeding that cannot meet high pressure direct injection motor oil supply system as required to solve existing fuel oil pump assembly requires.
For achieving the above object, the utility model provides a kind of double track high-voltage electric fuel oil pump assembly, comprise: flange plate group is vertical, double track pump core group is vertical, oil-storing barrel group is vertical and Venturi tube group is stood, double track pump core group is vertical comprises double track pump core and oil outlet tube, oil-storing barrel group is vertical comprises oil-storing barrel, oil pump bracket, return tube, large umbrella valve and little umbrella valve, and Venturi tube group is vertical comprises Venturi tube and Venturi tube displacement of reservoir oil pipe; Oil pump bracket one end is connected with flange plate group is vertical, and the other end is connected with oil-storing barrel; Double track pump core is arranged in oil-storing barrel, and double track pump core comprises filler opening, outer rail oil outlet and interior rail oil outlet, and oil outlet tube one end is connected with outer rail oil outlet, and the other end is connected to flange plate group and stands; Return tube one end is arranged in oil-storing barrel, the other end is connected to flange plate group and stands, and large umbrella valve and little umbrella valve are separately positioned on bottom oil-storing barrel, and Venturi tube is arranged on bottom oil-storing barrel and is connected with large umbrella valve, Venturi tube displacement of reservoir oil pipe one end is connected with Venturi tube, and the other end is connected with interior rail oil outlet.
According to the double track high-voltage electric fuel oil pump assembly described in the utility model preferred embodiment, flange plate group is vertical comprises flange plate, flowline connection to subsea, oil returning pipe joint and oil return sealed cap, flowline connection to subsea and oil returning pipe joint are all arranged on flange plate, and oil return sealed cap is arranged between flange plate and oil returning pipe joint.
According to the double track high-voltage electric fuel oil pump assembly described in the utility model preferred embodiment, oil return sealed cap is one-way valve.
According to the double track high-voltage electric fuel oil pump assembly described in the utility model preferred embodiment, also comprise filter screen, the filler opening place that filter screen is arranged on double track pump core is connected with filler opening.
According to the double track high-voltage electric fuel oil pump assembly described in the utility model preferred embodiment, also comprise fuel level sensor and float, fuel level sensor is arranged on oil-storing barrel and is connected with oil-storing barrel, and float is connected with fuel level sensor.
Fuel oil pump assembly of the present utility model is applied to high pressure direct injection engine automobile as required in oil supply system.In fuel supply system as required, fuel oil pump assembly is rotated by double track high pressure fuel pump core, and outer rail is inner through fuel pump, then extrudes from oil outlet, supply engine demand.Interior rail drives Venturi tube bottom oil-storing barrel, reaches initiatively oil suction effect by sucking oil-storing barrel at the bottom of fuel from fuel tank fast, meets the demand of motor oil supply system as required.
The utility model can realize the automobile fuel feeding requirement of high pressure oil supply system as required, there is initiatively oil-displacement capacity and high pressure direct injection ability, have oil level resistance output function, full performance fuel oil pump assembly meets the functional characteristics of high pressure direct injection motor oil supply system as required simultaneously.Compared with prior art, the utility model has following characteristics:
1. this fuel oil pump assembly realizes supplying fuel oil as required, exported amount of fuel at that time, and met engine oil demand according to motor for condition.When fuel pump is started working, fuel feeding outer rail corresponding to outer rail oil outlet provides the fuel oil of instant pressure and instant flow to engine fuel oil system, in the fuel feeding that interior rail oil outlet is corresponding rail traffic driven oil-storing barrel bottom Venturi tube make the oil of fuel tank suck oil-storing barrel fast.Outer rail high pressure fuel oil exports, and can meet the pressure demand of high pressure direct injection motor, realize high pressure direct injection oil transportation ability; Interior rail drives Venturi tube initiatively oil suction bottom oil-storing barrel, realizes the initiatively displacement of reservoir oil, can meet the fuel feeding requirement of oil supply system as required.
2. this fuel oil pump assembly drives Venturi tube initiatively oil suction bottom oil-storing barrel by interior rail, realize initiatively oil-displacement capacity, effectively can solve and drive oil return nozzle to cause the problem of oil-storing barrel oil storage difficulty without oil return, ensure that engine fuel is in liberal supply, avoid automobile to accelerate unable and difficulty in starting.And, two umbrella valve structure bottom oil-storing barrel, the oil greatly increasing fuel tank enters oil inlet quantity and the speed of oil-storing barrel, ensures that motor is when the limit is for condition work, the oil level of fuel oil pump assembly oil-storing barrel is in flooded condition, ensures further as motor provides sufficient fuel oil.
3. this fuel oil pump assembly arranges one-way valve between flange plate and return line structure, when fuel pump stops to Vehicular system supply fuel oil, and the one-way valve sealing on flange plate, prevent oil inside fuel tank by suck-back, avoid environment or, and avoid meeting accident, ensure the safety of human life.
4. this fuel oil pump assembly sends actual oil level resistance data by fuel level sensor to vehicular meter system, has oil level resistance output function.
Accompanying drawing explanation
Fig. 1 is the application structure schematic diagram of the utility model double track high-voltage electric fuel oil pump assembly;
Fig. 2 is the floor map of the utility model double track high-voltage electric fuel oil pump assembly;
Fig. 3 is the flange plate of the utility model double track high-voltage electric fuel oil pump assembly and the erection drawing of back leakage connection and oil return sealed cap;
Fig. 4 is the oil-storing barrel of double track high-voltage electric fuel oil pump assembly of the present utility model and the erection drawing of Venturi tube and large umbrella valve;
Fig. 5 is the oil-storing barrel of double track high-voltage electric fuel oil pump assembly of the present utility model and the erection drawing of large umbrella valve and little umbrella valve.
Embodiment
Below in conjunction with accompanying drawing, illustrate the utility model.
Please refer to Fig. 1 to Fig. 5, a kind of double track high-voltage electric fuel oil pump assembly, comprise: flange plate group is vertical 1, double track pump core group is vertical 2, oil-storing barrel group vertical 3 and Venturi tube group vertical 4, double track pump core group vertical 2 comprises double track pump core 21 and oil outlet tube 22, oil-storing barrel group vertical 3 comprises oil-storing barrel 31, oil pump bracket, return tube 32, large umbrella valve 33 and little umbrella valve 34, and Venturi tube group vertical 4 comprises Venturi tube 41 and Venturi tube displacement of reservoir oil pipe 42.Oil pump bracket one end is connected with flange plate group vertical 1, and the other end is connected with oil-storing barrel 31; Double track pump core 21 is arranged in oil-storing barrel 31, and double track pump core 21 comprises filler opening, outer rail oil outlet and interior rail oil outlet, and oil outlet tube 22 one end is connected with outer rail oil outlet, and the other end is connected to flange plate group vertical 1.Return tube 32 one end is arranged in oil-storing barrel 31, the other end is connected to flange plate group vertical 1, large umbrella valve 33 and little umbrella valve 34 are separately positioned on bottom oil-storing barrel 31, Venturi tube 41 is arranged on bottom oil-storing barrel 31 and is connected with large umbrella valve 33, Venturi tube displacement of reservoir oil pipe 42 one end is connected with Venturi tube 41, and the other end is connected with interior rail oil outlet.
Further, the utility model also comprises filter screen 5, fuel level sensor 6 and float 7, the filler opening place that filter screen 5 is arranged on double track pump core 21 is connected with filler opening, and fuel level sensor 6 is arranged on oil-storing barrel 31 and is connected with oil-storing barrel 31, and float 7 is connected with fuel level sensor 6.
Particularly, as shown in Figure 3, flange plate group vertical 1 comprises flange plate 11, flowline connection to subsea 12, oil returning pipe joint 13 and oil return sealed cap 14, and flowline connection to subsea 12 and oil returning pipe joint 13 are all arranged on flange plate 11, and oil return sealed cap 14 is arranged between flange plate 11 and oil returning pipe joint 13.Particularly, oil return sealed cap 14 is one-way valve.
By assembling oil return sealed cap between flange plate and oil returning pipe joint, can play and prevent the fuel oil inside fuel tank by effect of suck-back, and oil return sealed cap adopts the support of FPM rubber material, greatly improves high temperature resistant and decay resistance, long service life.
Particularly, as shown in Figure 4, large umbrella valve 33 is arranged between oil-storing barrel 31 and Venturi tube 41, Venturi tube is driven by rail flow in double track high-pressure service pump core, fuel oil inside fuel tank is sucked inside oil-storing barrel fast by large umbrella valve, thus reach effect of the initiatively displacement of reservoir oil, meet the fuel feeding demand of motor oil supply system as required.
Particularly, as shown in Figure 5, large umbrella valve 33 and little umbrella valve 34 two umbrella valves are assembled bottom oil-storing barrel 31, ensure that motor is when the limit is for condition work, when oil consumption is maximum, the oil level of fuel oil pump assembly oil-storing barrel is in flooded condition, ensures that engine fuel is in liberal supply, avoids automobile to accelerate unable and difficulty in starting.
Fuel oil pump assembly of the present utility model is applied to high pressure direct injection engine automobile as required in oil supply system.In fuel supply system as required, fuel oil pump assembly is rotated by double track high pressure fuel pump core, and outer rail is inner through fuel pump, then extrudes from oil outlet, supply engine demand.Interior rail drives Venturi tube bottom oil-storing barrel, reaches initiatively oil suction effect by sucking oil-storing barrel at the bottom of fuel from fuel tank fast, meets the demand of motor oil supply system as required.Specific works process of the present utility model is as follows:
First fuel oil is rotated fuel oil by little umbrella valve by pump core, double track pump core is entered through filter screen, again fuel oil is exported from rail oil outlet in pump core outer rail oil outlet and pump cover respectively, the corresponding outer rail of pump core outer rail oil outlet is fuel-displaced, fuel oil transfers to flange plate through oil outlet tube, fuel oil exports and meets the consumption of motor for motor by flange plate oil outlet tube, and what be equipped with due to motor is supply system as required, under normal circumstances without oil return.When oily rail upward pressure sensor experiences failure, do not run out of remaining fuel oil and get back to oil-storing barrel by return tube.The fuel oil of the fuel-displaced output of interior rail that pump in-core rail oil outlet is corresponding drives Venturi tube to produce siphon effect simultaneously, again sends in fuel from fuel tank in oil-storing barrel through large umbrella valve, realizes initiatively displacement of reservoir oil function and so forth.In addition, float, according to the height of fuel oil in fuel tank, swims on fluid, and is rotated by fly rod and at any time resistance value and flange plate are passed to automobile instrument system by fuel level sensor group is vertical through wire harness by level height, realizes oil level resistance transmitting function.
The utility model can realize the automobile fuel feeding requirement of high pressure oil supply system as required, there is initiatively oil-displacement capacity and high pressure direct injection ability, have oil level resistance output function, full performance fuel oil pump assembly meets the functional characteristics of high pressure direct injection motor oil supply system as required simultaneously.
Be only several specific embodiment of the present utility model above, but the utility model is not limited thereto, the changes that any person skilled in the art can think of, all should drops in protection domain of the present utility model.
Claims (5)
1. a double track high-voltage electric fuel oil pump assembly, it is characterized in that, comprise: flange plate group is vertical, double track pump core group is vertical, oil-storing barrel group is vertical and Venturi tube group is stood, described double track pump core group is vertical comprises double track pump core and oil outlet tube, described oil-storing barrel group is vertical comprises oil-storing barrel, oil pump bracket, return tube, large umbrella valve and little umbrella valve, and described Venturi tube group is vertical comprises Venturi tube and Venturi tube displacement of reservoir oil pipe; Described oil pump bracket one end is connected with described flange plate group is vertical, and the other end is connected with described oil-storing barrel; Described double track pump core is arranged in described oil-storing barrel, and described double track pump core comprises filler opening, outer rail oil outlet and interior rail oil outlet, and described oil outlet tube one end is connected with described outer rail oil outlet, and the other end is connected to described flange plate group and stands; Described return tube one end is arranged in described oil-storing barrel, the other end is connected to described flange plate group and stands, described large umbrella valve and little umbrella valve are separately positioned on bottom described oil-storing barrel, described Venturi tube is arranged on bottom described oil-storing barrel and is connected with described large umbrella valve, described Venturi tube displacement of reservoir oil pipe one end is connected with described Venturi tube, and the other end is connected with described interior rail oil outlet.
2. double track high-voltage electric fuel oil pump assembly according to claim 1, it is characterized in that, described flange plate group is vertical comprises flange plate, flowline connection to subsea, oil returning pipe joint and oil return sealed cap, described flowline connection to subsea and oil returning pipe joint are all arranged on described flange plate, and described oil return sealed cap is arranged between described flange plate and described oil returning pipe joint.
3. double track high-voltage electric fuel oil pump assembly according to claim 2, is characterized in that, described oil return sealed cap is one-way valve.
4. double track high-voltage electric fuel oil pump assembly according to claim 1, is characterized in that, also comprise filter screen, and the filler opening place that described filter screen is arranged on described double track pump core is connected with described filler opening.
5. double track high-voltage electric fuel oil pump assembly according to claim 1, is characterized in that, also comprise fuel level sensor and float, and described fuel level sensor is arranged on described oil-storing barrel and is connected with oil-storing barrel, and described float is connected with described fuel level sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420862200.3U CN204476638U (en) | 2014-12-31 | 2014-12-31 | Double track high-voltage electric fuel oil pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420862200.3U CN204476638U (en) | 2014-12-31 | 2014-12-31 | Double track high-voltage electric fuel oil pump assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204476638U true CN204476638U (en) | 2015-07-15 |
Family
ID=53632432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420862200.3U Expired - Fee Related CN204476638U (en) | 2014-12-31 | 2014-12-31 | Double track high-voltage electric fuel oil pump assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204476638U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209701A (en) * | 2017-07-03 | 2019-01-15 | 合肥锦佳汽车零部件有限公司 | It is a kind of for automobile without oil-return type fuel oil supply system |
| CN115306610A (en) * | 2022-07-21 | 2022-11-08 | 合肥锦佳汽车零部件有限公司 | Electronic fuel pump that radiating efficiency is high |
-
2014
- 2014-12-31 CN CN201420862200.3U patent/CN204476638U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209701A (en) * | 2017-07-03 | 2019-01-15 | 合肥锦佳汽车零部件有限公司 | It is a kind of for automobile without oil-return type fuel oil supply system |
| CN115306610A (en) * | 2022-07-21 | 2022-11-08 | 合肥锦佳汽车零部件有限公司 | Electronic fuel pump that radiating efficiency is high |
| CN115306610B (en) * | 2022-07-21 | 2024-05-31 | 合肥锦佳汽车零部件有限公司 | Electric fuel pump with high heat dissipation efficiency |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20181231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |