CN108979918A - A kind of oil transfer pump oil transportation circulation mechanism based on crankshaft - Google Patents
A kind of oil transfer pump oil transportation circulation mechanism based on crankshaft Download PDFInfo
- Publication number
- CN108979918A CN108979918A CN201811024759.8A CN201811024759A CN108979918A CN 108979918 A CN108979918 A CN 108979918A CN 201811024759 A CN201811024759 A CN 201811024759A CN 108979918 A CN108979918 A CN 108979918A
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- CN
- China
- Prior art keywords
- crankshaft
- transfer pump
- oil transfer
- oil
- chamber cover
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims description 3
- 238000003801 milling Methods 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 59
- 239000000446 fuel Substances 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
- F02M37/06—Feeding by means of driven pumps mechanically driven
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of oil transfer pump oil transportation circulation mechanism based on crankshaft, it include: crankshaft, crankshaft timing gear, gear chamber cover and oil transfer pump, the crankshaft timing gear is arranged on crankshaft, oil transfer pump installation position is provided on the outside of the gear chamber cover, the oil transfer pump is arranged on the oil transfer pump installation position on the outside of gear chamber cover, crankshaft is located on the inside of gear chamber cover and oil transfer pump is directed toward in one end, the drive shaft of the oil transfer pump extends in the corresponding end of crankshaft, and indent is provided with fluting corresponding with driving shaft end in the corresponding end of the crankshaft.Through the above way, oil transfer pump oil transportation circulation mechanism of the present invention based on crankshaft, pass through the cooperation of drive shaft and the crankshaft end fluting of oil transfer pump, it realizes that crankshaft directly drives oil transfer pump, cuts down the number of intermediate links, control production cost, it is advantageously ensured that the efficient operation of oil transfer pump, the revolving speed and operating condition of diesel engine are adapted to, while meeting input oil pressure requirement, reduces energy consumption.
Description
Technical field
The present invention relates to Diesel Engine Technique Fields, more particularly to a kind of oil transfer pump oil transportation circulation mechanism based on crankshaft.
Background technique
For many years, the technological progress of single cylinder diesel is small, and pollution is big, is the blue sky defended war of active response country, makes list
Cylinder diesel can satisfy non-rice habitats state four standard, and there is an urgent need to carry out the upgrading of single cylinder cylinder diesel.By the several years
Research, single cylinder diesel can satisfy emissions requirements using the technology path of high-pressure common-rail fuel system at present.
High-pressure common-rail fuel system is different from former mechanical pump fuel system and electronically controlled unit pump fuel system, common fuel oil
Input pressure is not able to satisfy the work requirements of high-pressure common-rail fuel system, is badly in need of exploitation oil transportation supercharging device, for input oil pressure
It is required that the considerations of with cost aspect, need to design more succinct mechanical oil transfer pump fuel oil supply system.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of oil transfer pump oil transportation circulation mechanism based on crankshaft, meets defeated
Enter oil pressure requirement, and simplify structure, controls cost.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of oil transportation based on crankshaft is provided
Pump oil transportation circulation mechanism, comprising: crankshaft, crankshaft timing gear, gear chamber cover and oil transfer pump, the crankshaft timing gear setting exist
On crankshaft, it is provided with oil transfer pump installation position on the outside of the gear chamber cover, the oil transportation on the outside of gear chamber cover is arranged in the oil transfer pump
It pumps on installation position, crankshaft is located on the inside of gear chamber cover and oil transfer pump is directed toward in one end, and the drive shaft of the oil transfer pump extends to crankshaft
In corresponding end, indent is provided with fluting corresponding with driving shaft end in the corresponding end of the crankshaft.
In a preferred embodiment of the present invention, the inlet of the oil transfer pump is provided with oil inlet pipe assembly, the oil transportation
The liquid outlet of pump is provided with fuel-displaced pipe assembly.
In a preferred embodiment of the present invention, it is provided in the oil transfer pump installation position on the outside of the gear chamber cover and oil transportation
Pump corresponding oil transfer pump gasket.
In a preferred embodiment of the present invention, it is provided in the oil transfer pump installation position on the outside of the gear chamber cover and oil transportation
The corresponding through-hole of the drive shaft of pump.
In a preferred embodiment of the present invention, the bolt connecting with gear chamber cover is provided on the oil transfer pump, it is described
Bolt spring washer is provided on bolt.
In a preferred embodiment of the present invention, the fluting is square groove, the drive shaft outer circle end symmetrical milling flat
And form embedded block corresponding with fluting.
In a preferred embodiment of the present invention, the crankshaft timing gear is located at crankshaft one end, outside the crankshaft end
Side indent is provided with keyway corresponding with crankshaft timing gear, is provided in keyway and determines what crankshaft timing gear was limited
Position key is provided with the limit that circlip for shaft carries out positioning key on the crankshaft.
The beneficial effects of the present invention are: a kind of oil transfer pump oil transportation circulation mechanism based on crankshaft that the present invention points out, passes through
The cooperation of drive shaft and the crankshaft end fluting of oil transfer pump, realizes that crankshaft directly drives oil transfer pump, cuts down the number of intermediate links, control
Production cost processed meets input oil pressure requirement it is advantageously ensured that the efficient operation of oil transfer pump, adapts to the revolving speed and operating condition of diesel engine
While, reduce energy consumption.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is a kind of structural schematic diagram of one preferred embodiment of oil transfer pump oil transportation circulation mechanism based on crankshaft of the present invention.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Referring to Fig. 1, the embodiment of the present invention includes:
A kind of oil transfer pump oil transportation circulation mechanism based on crankshaft, comprising: crankshaft 1, crankshaft timing gear 2, gear chamber cover 4 and oil transportation
Pump 7, the crankshaft timing gear 2 is arranged on crankshaft 1, specifically, the crankshaft timing gear 2 is located at 1 one end of crankshaft, it is described
1 end lateral surface indent of crankshaft is provided with keyway corresponding with crankshaft timing gear 2, is provided in keyway to crankshaft timing gear
2 positioning keys limited, installation facilitate, and the limit that circlip for shaft carries out positioning key is provided on the crankshaft 1, are promoted
The structural stability of crankshaft timing gear 2.
The 4 outside indent of gear chamber cover is provided with oil transfer pump installation position, and the oil transfer pump 7 is arranged outside gear chamber cover 4
On the oil transfer pump installation position of side, crankshaft 1 is located at 4 inside of gear chamber cover and oil transfer pump 7, the driving of the oil transfer pump 7 are directed toward in one end
Axis 9 extends in the corresponding end of crankshaft 1, and the driving of oil transfer pump 7 is directly carried out using crankshaft 1, is cut down the number of intermediate links, favorably
In reducing cost and energy consumption.
Indent is provided with fluting corresponding with 9 end of drive shaft in the corresponding end of the crankshaft 1.The fluting is side
Slot, the 9 outer circle end symmetrical milling flat of drive shaft and form embedded block 10 corresponding with fluting, connective stability is high, avoids
Transmission slip problem.
The inlet of the oil transfer pump 7 is provided with oil inlet pipe assembly 5, the external fuel tank of oil inlet pipe assembly 5, so that low pressure
Diesel oil imports oil transfer pump 7 from fuel tank, and the liquid outlet of the oil transfer pump 7 is provided with fuel-displaced pipe assembly 6, and fuel-displaced pipe assembly 6 is external
Injection pump, guarantee have sufficient amount of high-pressure diesel to be sent to injection pump, increase injection pressure.
It is provided with through-hole corresponding with the drive shaft of oil transfer pump 7 in the oil transfer pump installation position in 4 outside of gear chamber cover, side
Just drive shaft 9 enters 4 inside of gear chamber cover.It is right with oil transfer pump 7 to be provided in the oil transfer pump installation position in 4 outside of gear chamber cover
The oil transfer pump gasket 3 answered, promotes the leakproofness of junction.
The bolt 8 connecting with gear chamber cover 4 is provided on the oil transfer pump 7, so that oil transfer pump 7 is mounted on gear chamber cover 4
On, sound construction is provided with bolt spring washer on the bolt 8, and stability is good.
In conclusion a kind of oil transfer pump oil transportation circulation mechanism based on crankshaft that the present invention points out, is driven defeated using crankshaft
Oil pump is conducive to promote injection pressure, promotes combustion efficiency, meet emissions requirements injection pump is given after diesel supercharging.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (7)
1. a kind of oil transfer pump oil transportation circulation mechanism based on crankshaft characterized by comprising crankshaft, crankshaft timing gear, gear
Chamber cap and oil transfer pump, the crankshaft timing gear are arranged on crankshaft, are provided with oil transfer pump installation position on the outside of the gear chamber cover,
The oil transfer pump is arranged on the oil transfer pump installation position on the outside of gear chamber cover, and crankshaft is located on the inside of gear chamber cover and one end direction is defeated
Oil pump, the drive shaft of the oil transfer pump extend in the corresponding end of crankshaft, interior recessed in the corresponding end of the crankshaft
It is equipped with fluting corresponding with driving shaft end.
2. the oil transfer pump oil transportation circulation mechanism according to claim 1 based on crankshaft, which is characterized in that the oil transfer pump
Inlet is provided with oil inlet pipe assembly, and the liquid outlet of the oil transfer pump is provided with fuel-displaced pipe assembly.
3. the oil transfer pump oil transportation circulation mechanism according to claim 1 based on crankshaft, which is characterized in that the gear chamber cover
Oil transfer pump gasket corresponding with oil transfer pump is provided in the oil transfer pump installation position in outside.
4. the oil transfer pump oil transportation circulation mechanism according to claim 1 based on crankshaft, which is characterized in that the gear chamber cover
Through-hole corresponding with the drive shaft of oil transfer pump is provided in the oil transfer pump installation position in outside.
5. the oil transfer pump oil transportation circulation mechanism according to claim 3 based on crankshaft, which is characterized in that on the oil transfer pump
It is provided with the bolt connecting with gear chamber cover, bolt spring washer is provided on the bolt.
6. the oil transfer pump oil transportation circulation mechanism according to claim 1 based on crankshaft, which is characterized in that the fluting is side
Slot, the drive shaft outer circle end symmetrical milling flat and form embedded block corresponding with fluting.
7. the oil transfer pump oil transportation circulation mechanism according to claim 1 based on crankshaft, which is characterized in that the crankshaft timing
Gear is located at crankshaft one end, and the crankshaft end lateral surface indent is provided with keyway corresponding with crankshaft timing gear, in keyway
It is provided with the positioning key limited to crankshaft timing gear, circlip for shaft is provided on the crankshaft and carries out positioning key
Limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024759.8A CN108979918A (en) | 2018-09-04 | 2018-09-04 | A kind of oil transfer pump oil transportation circulation mechanism based on crankshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024759.8A CN108979918A (en) | 2018-09-04 | 2018-09-04 | A kind of oil transfer pump oil transportation circulation mechanism based on crankshaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108979918A true CN108979918A (en) | 2018-12-11 |
Family
ID=64548336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811024759.8A Pending CN108979918A (en) | 2018-09-04 | 2018-09-04 | A kind of oil transfer pump oil transportation circulation mechanism based on crankshaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108979918A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0245650A (en) * | 1988-08-06 | 1990-02-15 | Honda Motor Co Ltd | Fuel pump for motorcycle |
| JP2000265890A (en) * | 1999-03-18 | 2000-09-26 | Ind Technol Res Inst | Electronic fuel injection system for motorcycle engine provided with mechanical gasoline pump |
| JP2007270786A (en) * | 2006-03-31 | 2007-10-18 | Honda Motor Co Ltd | Fuel pump for v-type internal combustion engine |
| CN201635890U (en) * | 2009-09-29 | 2010-11-17 | 资阳蜀达科技有限公司 | Direct-drive-type fuel-oil transfer pump |
| CN103266972A (en) * | 2013-05-27 | 2013-08-28 | 安徽江淮汽车股份有限公司 | High pressure fuel pump driving structure |
| CN105545549A (en) * | 2016-01-28 | 2016-05-04 | 全椒县全动机械有限公司 | Double-shaft balance single cylinder diesel engine with fuel delivery pump |
| CN205779299U (en) * | 2016-06-24 | 2016-12-07 | 常柴股份有限公司 | The gear chamber cover of single cylinder diesel and single cylinder diesel thereof |
| CN108869129A (en) * | 2018-08-07 | 2018-11-23 | 江苏农华智慧农业科技股份有限公司 | A kind of single cylinder diesel of crankshaft driving oil transfer pump |
| CN208845289U (en) * | 2018-08-07 | 2019-05-10 | 江苏农华智慧农业科技股份有限公司 | A kind of single cylinder diesel of crankshaft driving oil transfer pump |
| CN209011983U (en) * | 2018-09-04 | 2019-06-21 | 江苏农华智慧农业科技股份有限公司 | A kind of oil transfer pump oil transportation circulation mechanism based on crankshaft |
-
2018
- 2018-09-04 CN CN201811024759.8A patent/CN108979918A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0245650A (en) * | 1988-08-06 | 1990-02-15 | Honda Motor Co Ltd | Fuel pump for motorcycle |
| JP2000265890A (en) * | 1999-03-18 | 2000-09-26 | Ind Technol Res Inst | Electronic fuel injection system for motorcycle engine provided with mechanical gasoline pump |
| JP2007270786A (en) * | 2006-03-31 | 2007-10-18 | Honda Motor Co Ltd | Fuel pump for v-type internal combustion engine |
| CN201635890U (en) * | 2009-09-29 | 2010-11-17 | 资阳蜀达科技有限公司 | Direct-drive-type fuel-oil transfer pump |
| CN103266972A (en) * | 2013-05-27 | 2013-08-28 | 安徽江淮汽车股份有限公司 | High pressure fuel pump driving structure |
| CN105545549A (en) * | 2016-01-28 | 2016-05-04 | 全椒县全动机械有限公司 | Double-shaft balance single cylinder diesel engine with fuel delivery pump |
| CN205779299U (en) * | 2016-06-24 | 2016-12-07 | 常柴股份有限公司 | The gear chamber cover of single cylinder diesel and single cylinder diesel thereof |
| CN108869129A (en) * | 2018-08-07 | 2018-11-23 | 江苏农华智慧农业科技股份有限公司 | A kind of single cylinder diesel of crankshaft driving oil transfer pump |
| CN208845289U (en) * | 2018-08-07 | 2019-05-10 | 江苏农华智慧农业科技股份有限公司 | A kind of single cylinder diesel of crankshaft driving oil transfer pump |
| CN209011983U (en) * | 2018-09-04 | 2019-06-21 | 江苏农华智慧农业科技股份有限公司 | A kind of oil transfer pump oil transportation circulation mechanism based on crankshaft |
Non-Patent Citations (2)
| Title |
|---|
| 潘军如;: "新型柴油机需要怎样的机油泵", 农机市场, no. 01, pages 32 - 73 * |
| 马庆学;: "巧装喷油泵驱动齿轮", 南方农机, no. 04, pages 39 * |
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