CN107388004A - A kind of lubricating oil pump - Google Patents
A kind of lubricating oil pump Download PDFInfo
- Publication number
- CN107388004A CN107388004A CN201710029942.6A CN201710029942A CN107388004A CN 107388004 A CN107388004 A CN 107388004A CN 201710029942 A CN201710029942 A CN 201710029942A CN 107388004 A CN107388004 A CN 107388004A
- Authority
- CN
- China
- Prior art keywords
- pump
- lubricating oil
- pump housing
- oil pump
- fixture
- 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
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 25
- 230000002787 reinforcement Effects 0.000 claims abstract description 5
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000003921 oil Substances 0.000 description 9
- 230000001050 lubricating effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010705 motor oil Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N13/00—Lubricating-pumps
- F16N13/20—Rotary pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
- F01M2001/0207—Pressure lubrication using lubricating pumps characterised by the type of pump
- F01M2001/0238—Rotary pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
- F01M2001/0284—Pressure lubrication using lubricating pumps mounting of the pump
Abstract
The invention discloses a kind of lubricating oil pump,Including a pump housing,One pump cover and a rotary shaft,The pump housing is fixed together with pump cover using fixture,Form a pump chamber,Rotary shaft is arranged on the pump housing,On the axis hole of pump cover,An outer rotor is provided with pump chamber,One internal rotor,One pressure relief device,Outer rotor becomes one with the pump housing,Engaged with the side of internal rotor the side of outer rotor,Internal rotor opposite side is provided with a pressure relief device,The side of the pump housing is provided with a driving wheel,The side of driving wheel is provided with an idle gear,The side of idle gear is provided with an idler shaft,One end of idler shaft is provided with a thrust plate,Positioning sleeve and reinforcement are additionally provided with the pump housing,A plug screw is additionally provided with pump cover,The present invention is compact-sized,Improve the stability of whole lubricating oil pump,Reliability,The clamping precision of station can further be strengthened,Positioning precision is good,Other positioning accessories need not be used,Reduce its manufacturing cost.
Description
Technical field
The present invention relates to a kind of pump, more particularly, to a kind of modified form lubricating oil pump.
Background technology
Lubricating oil pump is most important part in lubricating system, and its function is the machine for the enough pressure of lubricating system and flow
Oil, oil pressure must assure that in certain scope, to ensure that each friction member is sufficiently lubricated and do not damage correlation
Pressure part, lubricating oil pump have conclusive effect in the exploitation of whole engine lubrication system, can be whole lube system
The blood circulation system of system metaphor adult body, lubricating oil pump is exactly the heart of lubricating system, and each oil duct branch road is exactly blood vessel, machine
Oil pump endlessly provides blood circulation in the operation process of engine for each parts, ensures engine each
Normal operation under operating mode.
Stablize the shortcomings that poor, its is reliable there is loosely organized with the rotor-type oil pump of matching with automobile engine at present
Property and the equal Shortcomings of service life, when positioning being mutually installed to driving gear on transmission gear of engine oil pump and engine spindle
Reasonable clearance be difficult to ensure that, bring difficulty to general assembly.In order to ensure transmission gear of engine oil pump and driving tooth on engine spindle
Wheel mutually installs reasonable clearance during positioning, and manufacturer solves only by improving axis hole setting accuracy on work, thus increased
Add producting process difficulty and improve manufacturing cost.
The content of the invention
The technical problems to be solved by the invention：For above-mentioned prior art there is it is loosely organized, stability is poor, can
It is not strong by property, the problem of positioning precision is poor, and its manufacturing cost is high, there is provided it is a kind of it is compact-sized, stability is good, reliability
By force, positioning precision is good, the low lubricating oil pump of its manufacturing cost.
The technical problems to be solved by the invention can be adopted the following technical scheme that to realize：
A kind of lubricating oil pump, including a pump housing, a pump cover and a rotary shaft, the body are consolidated with pump cover using fixture
Surely link together, form a pump chamber, the rotary shaft is arranged on the axis hole of the pump housing, pump cover, it is characterised in that
An outer rotor, an internal rotor, a pressure relief device are provided with the pump chamber, the outer rotor becomes one with the pump housing,
The side of the outer rotor is engaged with the side of the internal rotor, and the internal rotor opposite side is provided with a pressure relief device, in institute
The side for stating the pump housing is provided with a driving wheel, the side of the driving wheel is provided with an idle gear, the one of the idle gear
Side is provided with an idler shaft, and one end of the idler shaft is provided with a thrust plate, is fixed using a thrust fixture, in institute
State and positioning sleeve and reinforcement are additionally provided with the pump housing, a plug screw is additionally provided with the pump cover.
In a preferred embodiment of the invention, the fixture can be long hexagon flange bolt.
In a preferred embodiment of the invention, the pressure relief device includes a plunger and a spring.
In a preferred embodiment of the invention, the thrust fixture can be hex bolts.
In a preferred embodiment of the invention, the plug screw can be hexagonal spiro plug.
Due to using above-mentioned technical proposal, the beneficial effects of the invention are as follows：The present invention is compact-sized, by the pump housing
Side is provided with driving wheel, idle gear, idler shaft and a thrust plate, improves stability, the reliability of whole lubricating oil pump
By force, positioning sleeve is provided with lubricating oil pump, can further strengthen the clamping precision of station, positioning precision is good, it is not necessary to adopts
Accessory is positioned with others, reduces its manufacturing cost.
Brief description of the drawings
Fig. 1 is a kind of structural representation of lubricating oil pump of the present invention.
Fig. 2 is a kind of sectional view of lubricating oil pump of the present invention.
Fig. 3 is Fig. 1 W-W direction view.
Embodiment
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Referring to a kind of lubricating oil pump shown in Fig. 1 to Fig. 3, a kind of lubricating oil pump, including a pump housing 100, a pump cover 200 and
One rotary shaft 300, the pump housing 100 are fixed together with pump cover 200 using fixture 110, a pump chamber 210 are formed, in this reality
Apply in example, fixture 110 uses long hexagon flange bolt, and preferably pump cover 200 can be fixed on the pump housing 100, safety
Reliable operation.
Rotary shaft 300 is arranged on the axis hole of the pump housing 100, pump cover 200, and rotary shaft 300 is driven by external power set
Rotate, so as to drive internal rotor and driving wheel to rotate.
An outer rotor 400, an internal rotor 500, a pressure relief device 600, outer rotor 400 and the pump housing are provided with pump chamber
500 become one, and reduce production process, so as to reduce manufacturing cost, the side of outer rotor 400 and the one of internal rotor 500
Side is engaged, and in pump oil, outer rotor 400 is motionless, and only internal rotor 500 rotates and realizes pump oil, reduces its frictional resistance, carries
The high efficiency of its pump oil.
The opposite side of internal rotor 500 is provided with a pressure relief device 600, and in the present embodiment, pressure relief device 600 includes a post
The spring 620 of plug 610 and one, plunger 610 are arranged in the pressure relief vent of the pump housing 100, are connected with spring 620, improve lubricating oil pump
The sealing of pump oil efficiency and the pump housing 100.
A driving wheel 700 is provided with the side of the pump housing 100, an idle gear 800 is provided with the side of driving wheel 700,
An idler shaft 900 is provided with the side of idle gear 800, drives driving wheel 700 to rotate by rotary shaft 300, it is lazy so as to drive
The rotation of gear 800, idler shaft 900, idle gear 800 are used for changing the steering of idler shaft 900, make its turn with driving wheel 700
To consistent, its gearratio will not be changed, so as to improve the stability of lubricating oil pump.
A thrust plate 910 is provided with one end of idler shaft 900, plays the role of one and axially supports, is ensureing its axial direction turn
When dynamic, the axial runout of idler shaft 900 is prevented, its stability is improved, is fixed using a thrust fixture 920, in the present embodiment
In, thrust fixture 920 can be hex bolts, be easy to assembly crewman to assemble, while also enhance the tight of thrust piece and the pump housing
Gathering property,
Positioning sleeve 120 and reinforcement 130 are additionally provided with the pump housing 100, a plug screw is additionally provided with pump cover 200
220, positioning sleeve 120 is arranged on fixture 110, there is a positioning action, and reinforcement 130 then strengthens the strong of whole lubricating oil pump
Degree, can make the more stable more reliable work of lubricating oil pump, and plug screw 220 is arranged on the lower section of pump cover 200, using plug screw 220 by oil
Hole is blocked, and in the present embodiment, plug screw 220 can be a hexagonal spiro plug, convenient assembly and disassembly.
General principle, principal character and the advantages of the present invention of the present invention, the technology of the industry has been shown and described above
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and
Its equivalent defines.
Claims (5)
1. a kind of lubricating oil pump, including a pump housing, a pump cover and a rotary shaft, the body is fixed with pump cover using fixture to be connected
It is connected together, forms a pump chamber, the rotary shaft is arranged on the axis hole of the pump housing, pump cover, it is characterised in that in the pump
Intracavitary is provided with an outer rotor, an internal rotor, a pressure relief device, and the outer rotor becomes one with the pump housing, described outer
The side of rotor is engaged with the side of the internal rotor, and the internal rotor opposite side is provided with a pressure relief device, in the pump housing
Side be provided with a driving wheel, the side of the driving wheel is provided with an idle gear, the idle gear side set
There is an idler shaft, one end of the idler shaft is provided with a thrust plate, fixed using a thrust fixture, on the pump housing
It is additionally provided with positioning sleeve and reinforcement, a plug screw is additionally provided with the pump cover.
2. a kind of lubricating oil pump as claimed in claim 1, it is characterised in that the fixture can be long hexagonal flange spiral shell
Bolt.
3. a kind of lubricating oil pump as claimed in claim 1, it is characterised in that the pressure relief device includes a plunger and a spring.
4. a kind of lubricating oil pump as claimed in claim 1, it is characterised in that the thrust fixture can be hex bolts.
5. a kind of lubricating oil pump as claimed in claim 1, it is characterised in that the plug screw can be hexagonal spiro plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029942.6A CN107388004A (en) | 2017-01-03 | 2017-01-03 | A kind of lubricating oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029942.6A CN107388004A (en) | 2017-01-03 | 2017-01-03 | A kind of lubricating oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107388004A true CN107388004A (en) | 2017-11-24 |
Family
ID=60338828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710029942.6A Pending CN107388004A (en) | 2017-01-03 | 2017-01-03 | A kind of lubricating oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107388004A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289271A (en) * | 2017-08-17 | 2017-10-24 | 湖南机油泵股份有限公司 | A kind of lightweight lubricating oil pump with idle gear |
| CN109827060A (en) * | 2019-04-08 | 2019-05-31 | 湖南机油泵股份有限公司 | A kind of rotor-type oil pump pump housing |
| CN109854932A (en) * | 2019-04-08 | 2019-06-07 | 湖南机油泵股份有限公司 | A kind of rotor-type oil pump pump cover |
| CN109854931A (en) * | 2019-04-08 | 2019-06-07 | 湖南机油泵股份有限公司 | A kind of rotor-type oil pump that can improve volumetric efficiency |
-
2017
- 2017-01-03 CN CN201710029942.6A patent/CN107388004A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289271A (en) * | 2017-08-17 | 2017-10-24 | 湖南机油泵股份有限公司 | A kind of lightweight lubricating oil pump with idle gear |
| CN107289271B (en) * | 2017-08-17 | 2022-12-23 | 湖南机油泵股份有限公司 | Light oil pump with idle gear |
| CN109827060A (en) * | 2019-04-08 | 2019-05-31 | 湖南机油泵股份有限公司 | A kind of rotor-type oil pump pump housing |
| CN109854932A (en) * | 2019-04-08 | 2019-06-07 | 湖南机油泵股份有限公司 | A kind of rotor-type oil pump pump cover |
| CN109854931A (en) * | 2019-04-08 | 2019-06-07 | 湖南机油泵股份有限公司 | A kind of rotor-type oil pump that can improve volumetric efficiency |
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| 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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171124 |