CN109854517A - Motorcycle oil pump of the end cap with exhaust valve - Google Patents
Motorcycle oil pump of the end cap with exhaust valve Download PDFInfo
- Publication number
- CN109854517A CN109854517A CN201910241905.0A CN201910241905A CN109854517A CN 109854517 A CN109854517 A CN 109854517A CN 201910241905 A CN201910241905 A CN 201910241905A CN 109854517 A CN109854517 A CN 109854517A
- Authority
- CN
- China
- Prior art keywords
- fuel
- displaced
- end cap
- oil inlet
- oil
- 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.)
- Granted
Links
- 238000005192 partition Methods 0.000 claims description 7
- 239000003381 stabilizer Substances 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- 239000003502 gasoline Substances 0.000 abstract description 12
- 238000005086 pumping Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 239000010913 used oil Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Lubrication Of Internal Combustion Engines (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of motorcycle oil pump of the end cap with exhaust valve, including shell, rotate driving unit, oil inlet end cap and fuel-displaced end cap, oil inlet end cap includes oil inlet outer cover, oil inlet inner cover, impeller, accommodating cavity is provided between oil inlet outer cover and oil inlet inner cover, impeller is located at accommodating cavity, covers outside oil inlet and offers the first oil inlet passage and first row port；Fuel-displaced end cap includes fuel-displaced outer cover, fuel-displaced inner cover, ball, fuel-displaced outer cover is provided with the first oil discharge passage and first row stomata, corresponding first oil discharge passage of fuel-displaced inner cover is provided with the second oil discharge passage, corresponding first row stomata is provided with second row stomata, ball accommodating cavity is provided between fuel-displaced outer cover and fuel-displaced inner cover, ball is located in ball accommodating cavity.The so oil circuit convenient for discharge shell and the air in fuel-displaced end cap, accelerate pumping out for gasoline.
Description
Technical field
The present invention relates to automobile-used oil pump field, especially a kind of motorcycle oil pump of the end cap with exhaust valve.
Background technique
Automobile-used oil pump is for by the device of the petrol pump in fuel tank to fuel injector.Automobile-used oil pump generally comprises shell, position
In the intracorporal rotate driving unit of shell, the oil inlet end cap being connect with the both ends of shell and fuel-displaced end cap, it is set in oil inlet end cap
Impeller, oil inlet end cap and oil outlet cover and offer oilhole, the rotation of rotate driving unit impeller, thus by gasoline from
The outside of oil inlet end cap is pumped to the outside of fuel-displaced end cap.In shell and fuel-displaced end cap memory is in air, and gasoline carries out air
The air of compression, compression forms pump oil resistance, so that pumping out for gasoline is more difficult, slow.
Summary of the invention
In view of this, the present invention provides a kind of air convenient in discharge shell and fuel-displaced end cap, the pump of acceleration gasoline
Motorcycle oil pump of the end cap out with exhaust valve, to solve the above problems.
A kind of motorcycle oil pump of the end cap with exhaust valve, including shell, rotation are located at the intracorporal rotate driving unit of shell, position
The first side and oil inlet end cap connected to the housing and positioned at second side and and shell of rotate driving unit in rotate driving unit
The fuel-displaced end cap of body connection, oil inlet end cap include oil inlet outer cover, close rotate driving unit far from the setting of rotate driving unit
Oil inlet inner cover, the impeller of setting are provided with accommodating cavity, offer in the middle part of oil inlet inner cover logical between oil inlet outer cover and oil inlet inner cover
Hole, the shaft of driving unit pass through through-hole and are located in accommodating cavity, and impeller is located at accommodating cavity and the shaft with rotate driving unit
It is fixedly connected, covers the first oil inlet passage and first row port for offering and being connected to accommodating cavity outside oil inlet, in first row port
It is provided with exhaust valve, the second oil inlet passage for offering and being connected to accommodating cavity is covered in oil inlet, is offered in the inner sidewall of shell
The oil circuit being connected to the second oil inlet passage；Fuel-displaced end cap includes the fuel-displaced outer cover being arranged far from rotate driving unit, close to rotation
Fuel-displaced inner cover, the ball of driving unit setting, fuel-displaced outer cover are provided with the first oil discharge passage and first row stomata, fuel-displaced inner cover
Corresponding first oil discharge passage is provided with the second oil discharge passage with the oil communication of shell, and fuel-displaced inner cover corresponds to first row stomata and sets
It is equipped with second row stomata, the rolling being connected to first row stomata and second row stomata is provided between fuel-displaced outer cover and fuel-displaced inner cover
Pearl accommodating cavity, ball are located in ball accommodating cavity.
Further, be provided with first bearing in the through-hole of the oil inlet inner cover, the shaft of driving unit pass through through-hole and
First bearing.
Further, partition is equipped in the fuel-displaced inner cover, one end of second row stomata towards ball protrudes from partition.
Further, the second row stomata is towards along the circumferential direction equally spaced offering on the end face of one end of ball
Several grooves.
Further, the groove has medial surface and lateral surface, and the height of medial surface opposed separators is greater than lateral surface phase
To the height of partition.
Further, the second row stomata has inner sidewall and a lateral wall towards one end of ball, lateral wall it is opposite every
The height of plate is greater than the height of inner sidewall opposed separators.
Further, the rotate driving unit is motor, and one end of motor towards fuel-displaced end cap is provided with brush, brush
It is set on a brush holder, for brush holder tool there are two stabilizer blade, the side of fuel-displaced inner cover towards rotate driving unit opens up that there are two installations
Two stabilizer blades of slot, brush holder are located in mounting groove.
Further, fuel-displaced outer cover is also provided with electrode slot, is provided in electrode slot and connect with brush
Electrode.
Compared with prior art, the motorcycle oil pump of end cap of the invention with exhaust valve includes shell, rotation positioned at shell
Interior rotate driving unit, the first side positioned at rotate driving unit and oil inlet end cap connected to the housing and it is located at rotate driving
Second side of unit and fuel-displaced end cap connected to the housing, oil inlet end cap include outside the oil inlet far from the setting of rotate driving unit
Lid, the oil inlet inner cover close to the setting of rotate driving unit, impeller, are provided with accommodating cavity between oil inlet outer cover and oil inlet inner cover, into
Offer through-hole in the middle part of oily inner cover, the shaft of driving unit passes through through-hole and is located in accommodating cavity, impeller be located at accommodating cavity and
It is fixedly connected with the shaft of rotate driving unit, the first oil inlet passage and first for offering and being connected to accommodating cavity is covered outside oil inlet
Exhaust outlet is provided with exhaust valve in first row port, the second oil inlet passage for offering and being connected to accommodating cavity, shell is covered in oil inlet
The oil circuit being connected to the second oil inlet passage is offered in the inner sidewall of body；Fuel-displaced end cap includes being arranged far from rotate driving unit
Fuel-displaced outer cover, the fuel-displaced inner cover close to the setting of rotate driving unit, ball, fuel-displaced outer cover are provided with the first oil discharge passage and the
One gas vent, corresponding first oil discharge passage of fuel-displaced inner cover is provided with the second oil discharge passage with the oil communication of shell, fuel-displaced interior
It covers corresponding first row stomata and is provided with second row stomata, be provided between fuel-displaced outer cover and fuel-displaced inner cover and first row stomata and the
The ball accommodating cavity that two gas vents are connected to, ball are located in ball accommodating cavity.So convenient for the discharge oil circuit of shell and fuel-displaced
Air in end cap accelerates pumping out for gasoline.
Detailed description of the invention
The embodiment of the present invention is described below in conjunction with attached drawing, in which:
Fig. 1 is the diagrammatic cross-section of motorcycle oil pump of the end cap provided by the invention with exhaust valve.
Fig. 2 is the stereoscopic schematic diagram at the first visual angle of the fuel-displaced end cap in Fig. 1.
Fig. 3 is the stereoscopic schematic diagram at the second visual angle of the fuel-displaced end cap in Fig. 1.
Fig. 4 is the stereoscopic schematic diagram of the fuel-displaced outer cover in Fig. 2.
Fig. 5 is the stereoscopic schematic diagram of the fuel-displaced inner cover in Fig. 2.
Fig. 6 is the stereoscopic schematic diagram of fuel-displaced inner cover and ball.
Fig. 7 is the enlarged diagram of the inboard row stomata in Fig. 5.
Specific embodiment
Specific embodiments of the present invention are further elaborated below based on attached drawing.It should be understood that herein
The explanation of the embodiment of the present invention is not intended to limit the scope of protection of the present invention.
Referring to FIG. 1, motorcycle oil pump of the end cap provided by the invention with exhaust valve includes hollow cylindrical shell
10, rotation be located at shell 10 in rotate driving unit 20, positioned at rotate driving unit 20 the first side and connect with shell 10
Oil inlet end cap 31 and second side positioned at rotate driving unit 20 and the fuel-displaced end cap 32 that is connect with shell 10.
Oil inlet end cap 31 includes the oil inlet outer cover 311 being arranged far from rotate driving unit 20, close to rotate driving unit 20
Oil inlet inner cover 312, the impeller 313 of setting.
The middle part of oil inlet inner cover 312 offers through-hole, and first bearing is provided in through-hole, and the shaft of driving unit 20 passes through
Through-hole and first bearing.
Accommodating cavity is provided between oil inlet outer cover 311 and oil inlet inner cover 312, impeller 313 is located at accommodating cavity and drives with rotation
The shaft of moving cell 20 is fixedly connected.
The first oil inlet passage 3111 and first row port 3112 being connected to accommodating cavity are offered on oil inlet outer cover 311, the
Exhaust valve is provided in one exhaust outlet 3112.
The second oil inlet passage (not shown) being connected to accommodating cavity is offered on oil inlet inner cover 312.
The oil circuit being connected to the second oil inlet passage is offered in the inner sidewall of shell 10.
Fuel-displaced end cap 32 includes the fuel-displaced outer cover 321 being arranged far from rotate driving unit 20, close to rotate driving unit 20
Fuel-displaced inner cover 322, the ball 323 being arranged.
The first oil discharge passage 3211 and first row stomata 3212 are provided on fuel-displaced outer cover 321.
Corresponding first oil discharge passage 3211 is provided with the second oil discharge passage, corresponding first row stomata on fuel-displaced inner cover 322
3212 are provided with second row stomata 3222.
It is provided between fuel-displaced outer cover 321 and fuel-displaced inner cover 322 equal with first row stomata 3212 and second row stomata 3222
The ball accommodating cavity of connection, ball 323 are located in ball accommodating cavity.
In present embodiment, rotate driving unit 20 is motor, and one end of motor towards fuel-displaced end cap 32 is provided with brush
21。
Fig. 2 and Fig. 4 is please referred to, electrode slot is also provided on fuel-displaced outer cover 321, is provided in electrode slot and brush 21
The electrode 3213 of connection.
Referring to FIG. 3, being offered on fuel-displaced inner cover 322 and the second oil discharge passage 3221 of the oil communication of shell 10 and
Two gas vents 3222.Fuel-displaced inner cover 322 is towards offering axis hole 3223, rotate driving in the middle part of the side of rotate driving unit 20
The central axis of unit 20 is located in axis hole 3223.
Fuel-displaced inner cover 322 offers mounting groove 3224 in the two sides of axis hole 3223 respectively, and brush 21 is set on a brush holder,
There are two stabilizer blade, two stabilizer blades of brush holder are located in mounting groove 3224 brush holder tool.
It please refers to Fig. 5 to Fig. 7, is equipped with partition 3228 in fuel-displaced inner cover 322, second row stomata 3222 is towards ball 323
One end protrudes from partition 3228.Second row stomata 3222 has inner sidewall 32221 and lateral wall towards one end of ball 323
32222, the height of 32222 opposed separators 3228 of lateral wall is greater than the height of 32221 opposed separators 3228 of inner sidewall.Second exhaust
Hole 3222 is towards also along the circumferential direction equally spaced offering several grooves 3225 on the end face of one end of ball 323.Groove
The height of 3225 3226 opposed separators 3228 of medial surface is greater than the height of 3227 opposed separators 3228 of lateral surface.So it ensure that
Ball 323 and second row stomata 3222 will not be sealed towards between one end of ball 323, and air or gasoline can be from second exhausts
Hole 3222 enters ball accommodating cavity.
Air enters ball accommodating cavity by the groove 3225 of second row stomata 3222, since the mobilization force of air compares ball
323 gravity is much smaller, and motionless ball 323 is pushed in the flowing of air, and ball will not move, therefore will not close first exhaust
Hole 3212, air can be discharged by first row stomata 3212.
After air exhaust, pressure difference is formd since pump is outer in pumping, gasoline enters ball by second row stomata 3222 and holds
It sets in chamber, the mobilization force of gasoline is much larger than the gravity of ball 323, and the flowing of air-flow drives ball 323 towards first row stomata
3212 movements simultaneously close first row stomata 3212.After ball 323 closes first row stomata 3212, gasoline will not be again from first exhaust
Hole 3212 is discharged.
The so oil circuit convenient for discharge shell 10 and the air in fuel-displaced end cap 32, accelerate pumping out for gasoline.
Compared with prior art, the motorcycle oil pump of end cap of the invention with exhaust valve includes shell 10, rotation positioned at shell
Rotate driving unit 20 in body 10, the first side positioned at rotate driving unit 20 and the oil inlet end cap 31 that is connect with shell 10 and
Second side positioned at rotate driving unit 20 and the fuel-displaced end cap 32 that connect with shell 10, oil inlet end cap 31 include driving far from rotation
Oil inlet outer cover 311 that moving cell 20 is arranged, oil inlet inner cover 312, the impeller 313 being arranged close to rotate driving unit 20, outside oil inlet
Accommodating cavity is provided between lid 311 and oil inlet inner cover 312, the middle part of oil inlet inner cover 312 offers through-hole, and driving unit 20 turns
Axis passes through through-hole and is located in accommodating cavity, and impeller 313 is located at accommodating cavity and is fixedly connected with the shaft of rotate driving unit 20, into
The first oil inlet passage 3111 and first row port 3112 being connected to accommodating cavity, first row port are offered on oily outer cover 311
It is provided with exhaust valve in 3112, the second oil inlet passage being connected to accommodating cavity, the inside of shell 10 are offered on oil inlet inner cover 312
The oil circuit being connected to the second oil inlet passage is offered in wall；Fuel-displaced end cap 32 includes far from the fuel-displaced of the setting of rotate driving unit 20
Outer cover 321, fuel-displaced inner cover 322, the ball 323 being arranged close to rotate driving unit 20, are provided with first on fuel-displaced outer cover 321 and go out
Oily channel 3211 and first row stomata 3212, corresponding first oil discharge passage 3211 of fuel-displaced inner cover 322 are provided with the oil with shell 10
Second oil discharge passage 3221 of road connection, corresponding first row stomata 3212 are provided with second row stomata 3222, fuel-displaced outer cover 321 with
The ball accommodating cavity being connected to first row stomata 3212 and second row stomata 3222, ball are provided between fuel-displaced inner cover 322
323 are located in ball accommodating cavity.The so oil circuit convenient for discharge shell 10 and the air in fuel-displaced end cap 32, accelerate the pump of gasoline
Out.
The foregoing is merely a prefered embodiment of the invention, is not used to limitation protection scope of the present invention, any in the present invention
Modification, equivalent replacement or improvement in spirit etc., all cover in scope of the presently claimed invention.
Claims (8)
1. a kind of motorcycle oil pump of end cap with exhaust valve, it is characterised in that: be located at the intracorporal rotation of shell including shell, rotation and drive
Moving cell, the first side positioned at rotate driving unit and oil inlet end cap connected to the housing and positioned at the second of rotate driving unit
Side and fuel-displaced end cap connected to the housing, oil inlet end cap include the oil inlet outer cover being arranged far from rotate driving unit, close to rotation
Oil inlet inner cover, the impeller of driving unit setting, are provided with accommodating cavity, the middle part of oil inlet inner cover between oil inlet outer cover and oil inlet inner cover
Offer through-hole, the shaft of driving unit passes through through-hole and is located in accommodating cavity, impeller be located at accommodating cavity and with rotate driving list
The shaft of member is fixedly connected, and covers the first oil inlet passage and first row port for offering and being connected to accommodating cavity outside oil inlet, and first
It is provided with exhaust valve in exhaust outlet, the second oil inlet passage for offering and being connected to accommodating cavity, the inner sidewall of shell are covered in oil inlet
In offer the oil circuit being connected to the second oil inlet passage；Fuel-displaced end cap include far from rotate driving unit setting fuel-displaced outer cover,
Fuel-displaced inner cover, ball close to the setting of rotate driving unit, fuel-displaced outer cover are provided with the first oil discharge passage and first row stomata,
Corresponding first oil discharge passage of fuel-displaced inner cover is provided with the second oil discharge passage with the oil communication of shell, fuel-displaced inner cover corresponding first
Gas vent is provided with second row stomata, is provided between fuel-displaced outer cover and fuel-displaced inner cover equal with first row stomata and second row stomata
The ball accommodating cavity of connection, ball are located in ball accommodating cavity.
2. motorcycle oil pump of the end cap as described in claim 1 with exhaust valve, it is characterised in that: the through-hole of the oil inlet inner cover
It is inside provided with first bearing, the shaft of driving unit passes through through-hole and first bearing.
3. motorcycle oil pump of the end cap as described in claim 1 with exhaust valve, it is characterised in that: be equipped in the fuel-displaced inner cover
One end of partition, second row stomata towards ball protrudes from partition.
4. motorcycle oil pump of the end cap as claimed in claim 3 with exhaust valve, it is characterised in that: the second row stomata direction
Several grooves are along the circumferential direction equally spaced offered on the end face of one end of ball.
5. motorcycle oil pump of the end cap as claimed in claim 4 with exhaust valve, it is characterised in that: the groove has medial surface
And lateral surface, the height of medial surface opposed separators are greater than the height of lateral surface opposed separators.
6. motorcycle oil pump of the end cap as described in claim 4 or 5 with exhaust valve, it is characterised in that: the second row stomata
There is inner sidewall and lateral wall towards one end of ball, the height of lateral wall opposed separators is greater than the height of inner sidewall opposed separators
Degree.
7. motorcycle oil pump of the end cap as described in claim 1 with exhaust valve, it is characterised in that: the rotate driving unit is
Motor, one end of motor towards fuel-displaced end cap are provided with brush, and brush is set on a brush holder, and there are two stabilizer blades for brush holder tool, out
The side of oily inner cover towards rotate driving unit is opened up there are two mounting groove, and two stabilizer blades of brush holder are located in mounting groove.
8. motorcycle oil pump of the end cap as claimed in claim 7 with exhaust valve, it is characterised in that: fuel-displaced outer cover also is opened
Equipped with electrode slot, the electrode connecting with brush is provided in electrode slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910241905.0A CN109854517B (en) | 2019-03-28 | 2019-03-28 | Motorcycle oil pump with exhaust valve on end cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910241905.0A CN109854517B (en) | 2019-03-28 | 2019-03-28 | Motorcycle oil pump with exhaust valve on end cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109854517A true CN109854517A (en) | 2019-06-07 |
| CN109854517B CN109854517B (en) | 2023-12-26 |
Family
ID=66902325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910241905.0A Active CN109854517B (en) | 2019-03-28 | 2019-03-28 | Motorcycle oil pump with exhaust valve on end cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109854517B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2244140C2 (en) * | 2003-03-11 | 2005-01-10 | Корнилов Виталий Дмитриевич | Internal combustion jet-turbine engine |
| US20110194959A1 (en) * | 2010-02-09 | 2011-08-11 | Jatco Ltd | Oil pump with air vent structure |
| CN204628085U (en) * | 2015-04-16 | 2015-09-09 | 重庆万力联兴实业(集团)有限公司 | The automotive fuel oil system turbine pump that noise is little |
-
2019
- 2019-03-28 CN CN201910241905.0A patent/CN109854517B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2244140C2 (en) * | 2003-03-11 | 2005-01-10 | Корнилов Виталий Дмитриевич | Internal combustion jet-turbine engine |
| US20110194959A1 (en) * | 2010-02-09 | 2011-08-11 | Jatco Ltd | Oil pump with air vent structure |
| CN204628085U (en) * | 2015-04-16 | 2015-09-09 | 重庆万力联兴实业(集团)有限公司 | The automotive fuel oil system turbine pump that noise is little |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109854517B (en) | 2023-12-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3093492B1 (en) | Valve clack and air pump having same | |
| CN101676563B (en) | Vacuum pump | |
| US9987579B2 (en) | Oil separator | |
| WO2011045928A1 (en) | Compressor | |
| KR20170016879A (en) | Supercharging device for a combustion engine | |
| CN101144468A (en) | Diaphragm-type vacuum pump | |
| CN201241828Y (en) | Vacuum pump | |
| EP2843231A1 (en) | Flywheel device of an air compressor of a tire repair machine | |
| CN217813801U (en) | Air pump | |
| US3759290A (en) | Windshield washer system having submerged air driven pump | |
| CN209621649U (en) | Motorcycle oil pump of the end cap with exhaust valve | |
| CN109854517A (en) | Motorcycle oil pump of the end cap with exhaust valve | |
| CN104279158B (en) | Impeller pump | |
| JP2015073375A (en) | Electric vacuum pump | |
| CN203384026U (en) | Mute rotation type piston pump | |
| EP2499372B1 (en) | Fluid compressor or pump apparatus | |
| CN103939359A (en) | Pump | |
| CN110754460B (en) | Agricultural medicine unmanned aerial vehicle that spouts of energy-conserving formula | |
| CN101382148B (en) | Impeller, fuel pump having the impeller, and fuel supply unit having the fuel pump | |
| CN1260863A (en) | Cycular-flowing type fluid pump | |
| US20090238709A1 (en) | Magnetic vane ejection for a rotary vane air motor | |
| CN218093587U (en) | Impeller assembly for surface cleaning equipment, motor assembly and surface cleaning equipment | |
| CN201269192Y (en) | Vacuum pump | |
| CN218669795U (en) | Oil pump structure and horizontal scroll compressor | |
| CN218093497U (en) | Motor assembly and surface cleaning equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |