CN204592821U - A kind of engine for motorcycle oil pump - Google Patents
A kind of engine for motorcycle oil pump Download PDFInfo
- Publication number
- CN204592821U CN204592821U CN201520139912.7U CN201520139912U CN204592821U CN 204592821 U CN204592821 U CN 204592821U CN 201520139912 U CN201520139912 U CN 201520139912U CN 204592821 U CN204592821 U CN 204592821U
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- oil pump
- pump
- rotor
- oil
- lubricating
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Abstract
The utility model relates to a kind of motor fuel pump for vehicle, and described oil pump is assemblied on crankcase body, for pumping machine oil content chamber lubrication major-minor shaftgear, bearing, bent axle and camshaft.Described oil pump comprises the first internal rotor of lubricating pump, the first oil pump external rotor, rotor of engine oil pump dividing plate, the second internal rotor of lubricating pump, the second oil pump external rotor, machine oil pump shaft, oil pump cover plate and oil pump gear.Oil pump first internal rotor of lubricating pump, rotor of engine oil pump dividing plate, the second internal rotor of lubricating pump, oil pump cover plate and oil pump gear are assemblied on machine oil pump shaft successively, pass through locating stud, bolts assemblies again on crankcase body, wherein rotor of engine oil pump is enclosed in wherein in outermost and crankcase body formation near closed hollow ring by oil pump cover plate, forms two independently oil pump.Machine oil pump for motor of the present utility model, structure is simple, and spatial volume is suitable with common machine oil pump, realizes motor point chamber lubrication simultaneously, reduces heat load.
Description
Technical field
The utility model relates to a kind of oil pump, is applicable to motorcycle point chamber lubricated type motor.
Background technique
Along with the development of society, the usage requirement of people to motor is more and more higher, requires harsh to the property indices of motor, for a point chamber lubricating engine, provide this two-shipper oil pump structure, this oil pump structure is simple, spatial volume is little, is convenient to cavity-separating lubrication casing layout.
Existing motorcycle cavity-separating engine oil pump, usually adopts two unit oil pumps, is arranged on left and right crankcases respectively, and realize a point chamber lubrication, this structure has following deficiency:
1, oil pump spatial volume is large, and cost is high, and cabinet design layout is complicated;
2, assembly process is complicated, and batch production efficiency is not high.
Model utility content
Goal of the invention of the present utility model is: large for prior art motorcycle point chamber lubricating machine oil pump spatial volume, and layout is complicated, provides two oil pump oil pump that a kind of motorcycle cavity-separating lubricates.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of motor fuel pump for vehicle, described oil pump is assemblied on crankcase body, for pumping machine oil content chamber lubrication major-minor shaftgear, bearing, bent axle and camshaft.Described oil pump comprises the first internal rotor of lubricating pump, the first oil pump external rotor, rotor of engine oil pump dividing plate, the second internal rotor of lubricating pump, the second oil pump external rotor, machine oil pump shaft, oil pump cover plate, the first pin, the second pin and oil pump gear.Oil pump first internal rotor of lubricating pump, rotor of engine oil pump dividing plate, the second internal rotor of lubricating pump, oil pump cover plate and oil pump gear are assemblied on machine oil pump shaft successively, refill and be fitted on crankcase body, wherein rotor of engine oil pump is closed therein in outermost and crankcase body formation near closed hollow ring by oil pump cover plate.First oil pump external rotor and the second oil pump external rotor are separately positioned on the outside of the first internal rotor of lubricating pump and the second internal rotor of lubricating pump, form two groups of fuel pump structures, and two groups of fuel pump structures are become two independently oil pump by oil pump baffle for separating.First internal rotor of lubricating pump and the second internal rotor of lubricating pump are positioned on machine oil pump shaft respectively by the first pin and the second pin.
Further, first oil pump external rotor and the second oil pump external rotor are separately positioned on the outside of the first internal rotor of lubricating pump and the second internal rotor of lubricating pump, form two groups of fuel pump structures, two groups of fuel pump structures are become two independently oil pump by oil pump baffle for separating, are referred to as the first oil pump, the second oil pump.
Further, described crankcase body is provided with the first oil pump filler opening and the first oil pump oil outlet, and the machine oil in bent axle die cavity enters the first oil pump from the first oil pump filler opening, pumps rear lubrication major-minor shaftgear and bearing from the first oil pump oil outlet.Described oil pump cover plate is provided with the second oil pump filler opening and the second oil pump oil outlet, and the machine oil in major-minor spindle-type chamber enters the second oil pump from the second oil pump filler opening, then pumps lubrication bent axle, camshaft from the second oil pump oil outlet.
Described crankcase body is provided with the first oil pump filler opening and the first oil pump oil outlet, and the machine oil in bent axle die cavity enters the first oil pump from the first oil pump filler opening, pumps rear lubrication major-minor shaftgear and bearing from the first oil pump oil outlet.
Described oil pump cover plate is provided with the second oil pump filler opening and the second oil pump oil outlet, and the machine oil in major-minor spindle-type chamber enters the second oil pump from the second oil pump filler opening, then pumps lubrication bent axle, camshaft from the second oil pump oil outlet.
Further, oil pump gear is fitted on machine oil pump shaft, for accepting from oil pump idle wheel driving force, drive the rotor of engine oil pump on machine oil pump shaft to form two oil pump, the rotor of engine oil pump baffle for separating between two oil pump are assembled in becomes two independent oil pumps.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1, machine oil pump for motor of the present utility model adopts two-shipper oil pump structure, realizes a point chamber lubrication, reduces heat load.
2, machine oil pump for motor of the present utility model, assembly manipulation is simple, and manufacturing efficiency is high, and spatial volume is little, is convenient to housing structure layout.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is A-A sectional view in Fig. 1.
Fig. 3 is the partial enlarged drawing of rotor of engine oil pump and oil pump shaft portion in Fig. 2.
Fig. 4 is B-B sectional view in Fig. 1.
Fig. 5 is C-C sectional view in Fig. 1.
Mark in figure: 1-crankcase body, 101-first internal rotor of lubricating pump, 102-first oil pump external rotor, 103-rotor of engine oil pump dividing plate, 104-second internal rotor of lubricating pump, 105-second oil pump external rotor, 106-machine oil pump shaft, 107-oil pump cover plate, 108a-first pin, 108b-second pin, 109-oil pump gear, 100-fuel pump structure die cavity, 9-pin, 10-bolt, 11-bolt.
Embodiment
A kind of motor fuel pump for vehicle, for a point chamber lubricating engine, has two-shipper oil pump structure.Described oil pump has two groups of internal rotor of lubricating pumps and oil pump external rotor, and oil pump cover plate, machine oil pump shaft, oil pump gear, rotor of engine oil pump dividing plate and multiple pin.Oil pump is assemblied on crankcase body, and casing, pump cover are provided with machine oil and import and export, and communicate respectively with the oil circuit on casing, lid.Assembly line oil pump two internal rotors, rotor of engine oil pump dividing plate and oil pump gear on machine oil pump shaft, two internal rotors are fixed on machine oil pump shaft by pin, respectively with two the external rotor engagements of two internal rotors.Oil pump toe joint is subject to from oil pump idle wheel driving force, and drive the rotor of engine oil pump on machine oil pump shaft to form two oil pump, the rotor of engine oil pump baffle for separating between two oil pump are assembled in becomes two independent oil pumps.During work, one of them oil pump pumps into, go out the interior machine oil splash lubrication major-minor shaftgear through strainer filtering of bent axle die cavity and bearing; Another oil pump then pumps into, go out through strainer filtering major-minor spindle-type chamber inner engine oil, then lubricates bent axle, camshaft etc. after the filter of secondary filter essence.Preferably, the utility model fuel pump structure is cycloidal gear pump type oil pump.
The utility model adopts two-shipper oil pump structure, realizes point chamber lubrication of motor, does not substantially store machine oil during work in bent axle die cavity, the bent axle run up is not rubbed machine oil, reduction heat load.Particularly oil pump assembly manipulation is simple, and spatial volume is little, is convenient to layout.
A kind of motor fuel pump for vehicle, for cavity-separating lubricating engine, adopts two-shipper oil pump structure.This oil pump has internal rotor of lubricating pump, oil pump external rotor, oil pump cover plate, machine oil pump shaft, oil pump gear, rotor of engine oil pump dividing plate and pin.Casing, pump cover are provided with into and out of oilhole, and internal rotor is fixed on machine oil pump shaft by pin.Oil pump gear is fitted on machine oil pump shaft, be arranged on crankcase body and oil pump cover together with external rotor, two independent oil pumps are divided into by oil pump dividing plate in the middle of two pairs of rotors, it is characterized in that, during work, one of them oil pump pumps into, goes out bent axle die cavity inner engine oil splash lubrication major-minor shaftgear and bearing, and another machine oil oil pump pumps into, go out major-minor spindle-type chamber inner engine oil lubrication bent axle, camshaft etc.The utility model, for motor cavity-separating lubrication oil pump, devises two-shipper oil pump structure.According to structural similarity, this oil pump is applicable to all motorcycle cavity-separating lubricating engines.
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Motor fuel pump for vehicle, comprises oil pump cover plate as shown in Figure 1, and oil pump cover plate is assemblied on crankcase body by bolt 9, and oil pump cover plate is provided with oil pump application specific architecture die cavity 100.
Fig. 1 is analysed and observe, obtains A-A sectional view Fig. 2 respectively, B-B sectional view Fig. 4, C-C sectional view Fig. 5.In Fig. 2, machine oil pump shaft 106 is biopsy cavity marker devices, wherein installs pin position and is partly broken away.The non-cutting of bolt 9 in Fig. 4,5.
As shown in Figure 2, oil pump also comprises the first internal rotor of lubricating pump 104, first oil pump external rotor 105, rotor of engine oil pump dividing plate 103, second internal rotor of lubricating pump 101, second oil pump external rotor 102, machine oil pump shaft 106, oil pump cover plate 107, first pin 108a, the second pin 108b and oil pump gear 109 except crankcase body 1.
Fig. 3 is the independent enlarged diagram of the main driving component of oil pump in Fig. 2, machine oil pump shaft 106 is assemblied in oil pump cover plate 107 as shown in Figure 3, first internal rotor of lubricating pump 104, rotor of engine oil pump dividing plate 103, second internal rotor of lubricating pump 101, oil pump gear 109 are assemblied on machine oil pump shaft 106 successively, and machine oil pump shaft 106 is assemblied in oil pump structure die cavity 100 central authorities of oil pump.Oil pump cover plate 107 and crankcase body 1 form near closed hollow ring by rotor of engine oil pump 101, and 102,104,105 close therein.First oil pump external rotor 105 and the second oil pump external rotor 102 are separately positioned on the outside of the first internal rotor of lubricating pump 104 and the second internal rotor of lubricating pump 101, form two groups of fuel pump structures, two groups of fuel pump structures are separated into two independently oil pump by oil pump dividing plate 103, are referred to as the first oil pump, the second oil pump.Described crankcase body 1 is provided with the first oil pump filler opening and the first oil pump oil outlet, and the machine oil in bent axle die cavity enters the first oil pump from the first oil pump filler opening, pumps rear lubrication major-minor shaftgear and bearing from the first oil pump oil outlet.Described oil pump cover plate is provided with the second oil pump filler opening and the second oil pump oil outlet, and the machine oil in major-minor spindle-type chamber enters the second oil pump from the second oil pump filler opening, then pumps lubrication bent axle, camshaft from the second oil pump oil outlet.
The sectional view of B-B shown in Fig. 4, crankcase body 1 is also provided with locating stud 10.
The sectional view of C-C shown in Fig. 5, crankcase body 1 is also provided with locating stud 11.
Motor fuel pump for vehicle of the present utility model, casing, pump cover are provided with into and out of oilhole, internal rotor is fixed on machine oil pump shaft by pin, oil pump gear is fitted on machine oil pump shaft, be arranged on together with external rotor, oil pump cover on crankcase body, two independent oil pumps are divided into by oil pump dividing plate in the middle of two pairs of rotors, during work, the first oil pump pumps into, goes out bent axle die cavity inner engine oil splash lubrication major-minor shaftgear and bearing, and the second oil pump pumps into, go out major-minor spindle-type chamber inner engine oil lubrication bent axle, camshaft etc.
During engine operation, drive oil pump gear 109 driving machine oil pump shaft 106 to rotate at driving idle wheel, and then drive the first internal rotor of lubricating pump 104 and the second internal rotor of lubricating pump 101.First oil pump pumps into, go out bent axle die cavity inner engine oil splash lubrication major-minor shaftgear and bearing; Second oil pump pumps into, go out major-minor spindle-type chamber inner engine oil lubrication bent axle, camshaft etc., realizes the normal work of whole engine lubrication system, provides the operation power of the effects such as the lubrication of lubricant oil, clean, cooling.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a motor fuel pump for vehicle, described oil pump is assemblied on crankcase body, for pumping machine oil content chamber lubrication major-minor shaftgear, bearing, bent axle and camshaft;
Described oil pump comprises the first internal rotor of lubricating pump, the first oil pump external rotor, rotor of engine oil pump dividing plate, the second internal rotor of lubricating pump, the second oil pump external rotor, machine oil pump shaft, oil pump cover plate and oil pump gear;
First internal rotor of lubricating pump, rotor of engine oil pump dividing plate, the second internal rotor of lubricating pump, oil pump cover plate and oil pump gear are assemblied on machine oil pump shaft successively, pass through locating stud, bolts assemblies again on crankcase body, wherein rotor of engine oil pump is enclosed in wherein in outermost and crankcase body formation near closed hollow ring by oil pump cover plate;
First oil pump external rotor and the second oil pump external rotor are separately positioned on the outside of the first internal rotor of lubricating pump and the second internal rotor of lubricating pump, form two groups of fuel pump structures, and two groups of fuel pump structures are become two independently oil pump by oil pump baffle for separating.
2. motor fuel pump for vehicle according to claim 1, is characterized in that, the first internal rotor of lubricating pump and the second internal rotor of lubricating pump are fixed on machine oil pump shaft by pin.
3. motor fuel pump for vehicle according to claim 1, is characterized in that, respectively with two the external rotor engagements of two internal rotors.
4. motor fuel pump for vehicle according to claim 1, it is characterized in that, described crankcase body is provided with the first oil pump filler opening and the first oil pump oil outlet, machine oil in bent axle die cavity enters the first oil pump from the first oil pump filler opening, pumps rear lubrication major-minor shaftgear and bearing from the first oil pump oil outlet.
5. motor fuel pump for vehicle according to claim 1, it is characterized in that, described oil pump cover plate is provided with the second oil pump filler opening and the second oil pump oil outlet, machine oil in major-minor spindle-type chamber enters the second oil pump from the second oil pump filler opening, then pumps lubrication bent axle, camshaft from the second oil pump oil outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520139912.7U CN204592821U (en) | 2015-03-12 | 2015-03-12 | A kind of engine for motorcycle oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520139912.7U CN204592821U (en) | 2015-03-12 | 2015-03-12 | A kind of engine for motorcycle oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204592821U true CN204592821U (en) | 2015-08-26 |
Family
ID=53928972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520139912.7U Expired - Fee Related CN204592821U (en) | 2015-03-12 | 2015-03-12 | A kind of engine for motorcycle oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204592821U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240673A (en) * | 2015-11-04 | 2016-01-13 | 湖南机油泵股份有限公司 | Rotor type double-stage oil pump |
| CN106917949A (en) * | 2015-12-28 | 2017-07-04 | 长城汽车股份有限公司 | Lubricating oil pump and engine assembly |
| CN107327688A (en) * | 2017-08-17 | 2017-11-07 | 湖南机油泵股份有限公司 | A kind of dual-rotor structure lubricating oil pump |
| CN107327689A (en) * | 2017-08-17 | 2017-11-07 | 湖南机油泵股份有限公司 | A kind of duplex lubricating oil pump of variable displacement |
| CN107606460A (en) * | 2017-10-20 | 2018-01-19 | 卢华信 | Oil lubricating pump |
-
2015
- 2015-03-12 CN CN201520139912.7U patent/CN204592821U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240673A (en) * | 2015-11-04 | 2016-01-13 | 湖南机油泵股份有限公司 | Rotor type double-stage oil pump |
| CN106917949A (en) * | 2015-12-28 | 2017-07-04 | 长城汽车股份有限公司 | Lubricating oil pump and engine assembly |
| CN107327688A (en) * | 2017-08-17 | 2017-11-07 | 湖南机油泵股份有限公司 | A kind of dual-rotor structure lubricating oil pump |
| CN107327689A (en) * | 2017-08-17 | 2017-11-07 | 湖南机油泵股份有限公司 | A kind of duplex lubricating oil pump of variable displacement |
| CN107327688B (en) * | 2017-08-17 | 2022-12-06 | 湖南机油泵股份有限公司 | Oil pump with double-rotor structure |
| CN107606460A (en) * | 2017-10-20 | 2018-01-19 | 卢华信 | Oil lubricating pump |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20200312 |