CN201050427Y - Motorcycle oil supply system - Google Patents
Motorcycle oil supply system Download PDFInfo
- Publication number
- CN201050427Y CN201050427Y CNU2007201440733U CN200720144073U CN201050427Y CN 201050427 Y CN201050427 Y CN 201050427Y CN U2007201440733 U CNU2007201440733 U CN U2007201440733U CN 200720144073 U CN200720144073 U CN 200720144073U CN 201050427 Y CN201050427 Y CN 201050427Y
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- CN
- China
- Prior art keywords
- fuel
- oil
- pump assembly
- fuel oil
- motorcycle
- 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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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model discloses a fuel oil supply system of a motorcycle, which comprises an oil tank and an on-line fuel oil pump assembly. The on-line fuel oil pump assembly is arranged at the outside of the oil tank and comprises an initial filter, an electric fuel oil pump, a fine filter and a pressure regulating valve which are connected sequentially to form an oil circuit from the initial filter to the pressure regulating valve. The oil inlet and the gas exhaust port of the initial filter are connected respectively to the oil tank; the oil outlet of the pressure regulating valve is connected to an engine; the oil return port of the pressure regulating valve is connected to the oil tank. The utilization and the fixing of the on-line fuel oil pump assemble will not be limited by the shape of the oil tank through the utility model, the on-line fuel oil pump assembly will not occupy the volume in the oil tank. Therefore, the cost of design and manufacture of the motorcycle is reduced, the design period of the fuel oil pump assembly of the motorcycle is shortened greatly, and the fuel oil storage capacity of the oil tank is increased, so that the endurance of the motorcycle is improved.
Description
Technical field
The utility model relates to a kind of oil supply system of motorcycle.
Background technique
The oil supply system of existing motorcycle comprises fuel tank and fuel oil pump assembly, and described fuel oil pump assembly is placed on the inside of described fuel tank, and fuel oil pump assembly will be extracted supply engine out in the fuel from fuel tank.Yet the structure of motorcycle all is very compact, and the space of leaving fuel tank for is original just very limited, places the oil reserve that fuel oil pump assembly has more reduced fuel tank in the fuel tank, directly has influence on the flying power of motorcycle.In addition, in order to attract more consumers, the profile of motorcycle is also constantly weeded out the old and bring forth the new.And fuel tank is as an important component part of motorcycle outward appearance, the inevitable change that directly cause the fuel tank shape of the change of motorcycle profile.Existing fuel oil pump assembly be by special support fixed placement in fuel tank, in a single day the shape of fuel tank changes, the structure of support then, so that the structure of fuel oil pump assembly all will be adjusted accordingly, the design and the manufacture cost of motorcycle have been improved greatly, increased the time cycle of motorcycle fuel pump assembly design, neither science is also uneconomical.
The model utility content
Technical problem to be solved in the utility model provides a kind of oil supply system of motorcycle, can be common to the motorcycle of different fuel tank shapes, reduce the cost of design and manufacturing greatly, and increase the volume of fuel tank to greatest extent, improve the flying power of motorcycle.
For solving the problems of the technologies described above, the technological scheme of the oil supply system of the utility model motorcycle is, comprise fuel tank and online fuel oil pump assembly, described online fuel oil pump assembly places the outside of described fuel tank, described online fuel oil pump assembly comprises prefilter, electric fuel punp, secondary filter and pressure regulator valve, described prefilter, electric fuel punp, secondary filter and pressure regulator valve are in turn connected to form a direction by the oil circuit of described prefilter to described pressure regulator valve, the oiler of described prefilter and relief opening are connected respectively to described fuel tank, the oil outlet of described pressure regulator valve is connected to motor, and the return opening of described pressure regulator valve is connected to fuel tank.
The utility model is by placing described online fuel oil pump assembly outside the described fuel tank, make the using and the fixing restriction that no longer is subjected to described fuel tank shape of online fuel oil pump assembly, fuel oil pump assembly also no longer takies the volume of fuel tank internal, therefore the design and the manufacture cost of motorcycle have been reduced, shortened the design cycle of motorcycle fuel pump assembly greatly, and increased the oil reserve of fuel tank, improved the flying power of motorcycle.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail:
Fig. 1 is the overall schematic of online fuel oil pump assembly of the oil supply system of the utility model motorcycle;
Fig. 2 is the decomposing schematic representation of online fuel oil pump assembly of the oil supply system of the utility model motorcycle;
Fig. 3 is the sectional drawing of the jet pump that online fuel oil pump assembly adopted of the oil supply system of the utility model motorcycle.
Reference character is among the figure, 1. prefilter; 11. oiler; 12. relief opening; 2. stuffing box gland; 3. secondary filter; 4. pressure regulator valve; 41. oil outlet; 42. return opening; 5. jet pump; 6. electric fuel punp; 7. initiatively enter the mouth; 8. passive inlet; 9. mixing chamber; 10. outlet.
Embodiment
The oil supply system of the utility model motorcycle can be referring to illustrated in figures 1 and 2, comprise fuel tank and online fuel oil pump assembly, described online fuel oil pump assembly places the outside of described fuel tank, described online fuel oil pump assembly comprises prefilter 1, electric fuel punp 6, secondary filter 3 and pressure regulator valve 4, described prefilter 1, electric fuel punp 6, secondary filter 3 and pressure regulator valve 4 are in turn connected to form a direction by the oil circuit of described prefilter 1 to described pressure regulator valve 4, the oiler 11 and the relief opening 12 of described prefilter 1 are connected respectively to described fuel tank, the oil outlet 41 of described pressure regulator valve 4 is connected to motor, and the return opening 42 of described pressure regulator valve 4 is connected to fuel tank.
During work, described electric fuel punp 6 starts, and will extract out in the fuel from fuel tank, and fuel oil is successively by described prefilter 1, electric fuel punp 6, secondary filter 3 and pressure regulator valve 4, the part fuel oil is by described oil outlet 41 inflow engines afterwards, and the part fuel oil flows back to fuel tank by described return opening 42 in addition.In use, described online fuel oil pump assembly is below described fuel tank, and prefilter one end of online fuel oil pump assembly up, and when therefore working, the bubble in the described prefilter can be discharged together with the part fuel oil from relief opening, gets back in the fuel tank.
The arranged outside of described electric fuel punp 6 has stuffing box gland 2, and described stuffing box gland 2 is tightly connected with described prefilter 1 and described secondary filter 3, described electric fuel punp 6 is isolated from the outside, thereby improves the Safety performance of described online fuel oil pump assembly.
The return opening 42 of described pressure regulator valve 4 is connected to the active inlet of a jet pump 5, and the relief opening of described online fuel oil pump assembly is connected to the passive inlet of described jet pump 5, and the outlet of described jet pump 5 is connected to described fuel tank.As shown in Figure 2, the relief opening 12 of described prefilter is exactly the relief opening of described online fuel oil pump assembly.
Described injection pump structure can be referring to shown in Figure 3, comprise initiatively enter the mouth 7, passive inlet 8, mixing chamber 9 and export 10, describedly initiatively enter the mouth 7, passive inlet 8 and export 10 and all be connected to described mixing chamber 9, described initiatively the inlet 7 is positioned at the cross section of described outlet 10 and described mixing chamber 9 joints with the axis of described mixing chamber 9 joints.
Fuel oil enters the online fuel oil pump assembly from oiler 11, the part fuel oil is from oil outlet 41 inflow engines afterwards, part fuel oil in addition need flow back in the fuel tank through return opening 42, and also need in time to be discharged from by the bubble in the fuel oil of oiler 11, prevent that bubble from entering the proper functioning of the online fuel oil pump assembly of electric fuel punp 6 influences.What described return opening 42 was connected to jet pump initiatively enters the mouth 7, relief opening 12 is connected to the passive inlet 8 of jet pump, after by the pressurization of electric fuel punp 6, fuel oil through return opening 42 has had certain speed, and through relief opening 12 be mingled with alveolate fuel oil because do not pressurizeed by electric fuel punp, self does not have speed.The fuel oil of process return opening 42 enters and initiatively enters the mouth after 7, spurt in the mixing chamber, make pressure in the mixing chamber less than the pressure that is mingled with alveolate fuel oil through relief opening 12, therefore the alveolate fuel oil that is mingled with through relief opening 12 just flows in the mixing chamber, the fuel oil of coming in injection mixes, flow into fuel tank by outlet together afterwards, finished the work of oil return and exhaust.
In sum, the utility model is by placing described online fuel oil pump assembly outside the described fuel tank, make the using and the fixing restriction that no longer is subjected to described fuel tank shape of online fuel oil pump assembly, online fuel oil pump assembly also no longer takies the volume of fuel tank internal, therefore the design and the manufacture cost of motorcycle have been reduced, shorten the design cycle of motorcycle fuel pump assembly greatly, and increased the oil reserve of fuel tank, improved the flying power of motorcycle.
Claims (3)
1. the oil supply system of a motorcycle, comprise fuel tank and online fuel oil pump assembly, it is characterized in that, described online fuel oil pump assembly places the outside of described fuel tank, described online fuel oil pump assembly comprises prefilter, electric fuel punp, secondary filter and pressure regulator valve, described prefilter, electric fuel punp, secondary filter and pressure regulator valve are in turn connected to form a direction by the oil circuit of described prefilter to described pressure regulator valve, the oiler of described prefilter and relief opening are connected respectively to described fuel tank, the oil outlet of described pressure regulator valve is connected to motor, and the return opening of described pressure regulator valve is connected to fuel tank.
2. the oil supply system of motorcycle according to claim 1 is characterized in that, the arranged outside of described electric fuel punp has stuffing box gland, and described stuffing box gland and described prefilter and described secondary filter are tightly connected, and described electric fuel punp is isolated from the outside.
3. the oil supply system of motorcycle according to claim 1, it is characterized in that, the return opening of described pressure regulator valve is connected to the active inlet of a jet pump, and the relief opening of described online fuel oil pump assembly is connected to the passive inlet of described jet pump, and described injection delivery side of pump is connected to described fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201440733U CN201050427Y (en) | 2007-06-28 | 2007-06-28 | Motorcycle oil supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201440733U CN201050427Y (en) | 2007-06-28 | 2007-06-28 | Motorcycle oil supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201050427Y true CN201050427Y (en) | 2008-04-23 |
Family
ID=39336913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201440733U Expired - Fee Related CN201050427Y (en) | 2007-06-28 | 2007-06-28 | Motorcycle oil supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201050427Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562388A (en) * | 2012-02-29 | 2012-07-11 | 西安四星动力工程有限公司 | Fuel oil filtering system |
| CN101892928B (en) * | 2009-05-21 | 2013-03-13 | 浙江福爱电子有限公司 | Fuel switch |
-
2007
- 2007-06-28 CN CNU2007201440733U patent/CN201050427Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101892928B (en) * | 2009-05-21 | 2013-03-13 | 浙江福爱电子有限公司 | Fuel switch |
| CN102562388A (en) * | 2012-02-29 | 2012-07-11 | 西安四星动力工程有限公司 | Fuel oil filtering system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080423 Termination date: 20100628 |