CN106678526A - Improved type oil pump - Google Patents
Improved type oil pump Download PDFInfo
- Publication number
- CN106678526A CN106678526A CN201710029785.9A CN201710029785A CN106678526A CN 106678526 A CN106678526 A CN 106678526A CN 201710029785 A CN201710029785 A CN 201710029785A CN 106678526 A CN106678526 A CN 106678526A
- Authority
- CN
- China
- Prior art keywords
- pump
- pressure relief
- oil pump
- pressure release
- lubricating 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.)
- Pending
Links
Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
The invention discloses an improved type oil pump which comprises a pump cover, a pump body and a rotating shaft; the pump cover is fixedly connected with the pump body through a fixing piece; the rotating shaft penetrates through the pump cover and the pump body and is connected with an external connection component; a pressure relief base is arranged in a pressure relief vent of the pump body; a pressure relief ball adapted to the pressure relief base is arranged on the pressure relief base; a pressure relief spring is arranged at one end of the pressure relief ball; a pressure relief valve is arranged at one end of the pressure relief spring; a limiting block is arranged at one end of the pressure relief valve; a buffer spring is arranged between the limiting block and the pressure relief valve; a locating sleeve is arranged on the fixing piece; and an oil groove is formed in one side of the interior of the pump body. The service life of an engine is prolonged, the leakproofness of the oil pump is further improved, the valve opening pressure of the pressure relief valve can be controlled better, the design is reasonable, the assembly precision is high, the resource usage cost of the oil pump is reduced, and the possibilities of damage to the engine and failures are low.
Description
Technical field
The present invention relates to a kind of lubricating oil pump, more particularly, to a kind of modified form lubricating oil pump.
Technical background
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 damaged correlation
Pressure part, lubricating oil pump in the exploitation of whole engine lubrication system, with conclusive effect, can be whole lubricating system
The blood circulation of metaphor adult body, lubricating oil pump is exactly the heart of lubricating system, and each oil duct branch road is exactly blood vessel, lubricating oil pump
Endlessly for each parts blood circulation is provided in the operation process of electromotor, it is ensured that electromotor is under each operating mode
Normal operation.
At present, it is directly to be fixedly connected using bolt when traditional lubricating oil pump pump housing and pump cover is assembled, with rotary shaft assembling
When do not positioned, so certain gap can be produced, cause the oil in oil pocket to sputter with the rotation of rotary shaft and come,
Unnecessary waste is caused, while can also affect the assembly precision of whole lubricating oil pump, because the Position Design of oil groove is unreasonable, is led
The comprehensive difference of lubrication in lubricating oil pump is caused, is easily caused engine damage and is broken down, reduce the service life of electromotor,
Simultaneously the cracking pressure of the pressure limiting valve of existing lubricating oil pump is uncontrolled, fragile lubricating oil pump.
The content of the invention
The technical problem to be solved：Assembly precision for existing lubricating oil pump of the invention is not high, cause money
Source wastes, and the design of oil groove positions is unreasonable, causes its comprehensive difference of lubrication, easily causes the damage of electromotor, breaks down,
So as to the uncontrolled problem of the cracking pressure of service life and pressure limiting valve for reducing electromotor, there is provided one kind design is closed
Reason, assembly precision is high, reduces its resource use cost, the damage that is difficult to cause electromotor and breaks down, and improves and starts
The service life of machine, the sealing that further improve lubricating oil pump, the cracking pressure that can preferably control pressure limiting valve change
Good figure lubricating oil pump.
The technical problem to be solved can adopt the following technical scheme that to realize：
A kind of modified form lubricating oil pump, including a pump cover, a pump housing and a rotary shaft, the pump cover is fixed by fixture
It is connected on the pump housing, the rotary shaft is connected through pump cover and the pump housing with external part, it is characterised in that in the pump housing
Pressure relief vent in be provided with a pressure release base, the pressure release ball being adapted with base is provided with the pressure release base, described
One end of pressure release ball is provided with a pressure release spring, one end of the pressure release spring is provided with a relief valve, in the relief valve
One end be provided with a confinement block, a buffer spring is provided between the confinement block and the relief valve, in the firmware
A positioning sleeve is provided with part, the side of the pump body is provided with an oil groove.
In a preferred embodiment of the invention, multiple and external connection engaging lug is provided with the pump housing.
In a preferred embodiment of the invention, the fixture is hexagon flange bolt.
In a preferred embodiment of the invention, the confinement block is fixed on the pump housing using hexagon-headed bolt.
Due to adopting above-mentioned technical proposal, the invention has the beneficial effects as follows：The present invention in the relief hole of the pump housing by adding
Equipped with pressure release base, pressure release ball, pressure release spring, relief valve, confinement block, positioning sleeve and an oil groove, making for electromotor is improve
With the life-span, further improve the sealing of lubricating oil pump, can preferably control the cracking pressure of pressure limiting valve, it is reasonable in design,
Assembly precision is high, reduces its resource use cost, the damage that is difficult to cause electromotor and breaks down.
Description of the drawings
Fig. 1 is a kind of front view of modified form lubricating oil pump of the invention.
Fig. 2 is a kind of sectional view of modified form lubricating oil pump of the invention.
Specific embodiment
With reference to the accompanying drawings and detailed description the present invention is further detailed explanation.
Rotate referring to a kind of modified form lubricating oil pump shown in Fig. 1 to Fig. 2, including a pump cover 100, a pump housing 200 and
Axle 300, in the present embodiment, is provided with multiple and external connection engaging lug 270, personnel's dress convenient for assembly on the pump housing 200
With while also facilitate carry.
Pump cover 100 is fixedly connected on the pump housing 100 by fixture 110, and in the present embodiment, fixture 110 is hexagonal
Flange face bolt, more preferably more stable can be fixed on the lid of pump 100 on the pump housing 200, can bear certain relief valve and produce
Impulsive force；Rotary shaft 300 is connected through pump cover 100 and the pump housing 200 with external part.
A pressure release base 210 is provided with the pressure relief vent of the pump housing 200, pressure release base 210 is entrenched in one with the pump housing 200
Rise, improve the sealing of the pump housing 200, the pressure release ball 220 being adapted with base is provided with pressure release base 210 (in figure not
Illustrate), pressure release ball 220 is not directly anchored on the pump housing 200, enhances the wearability of pressure release ball 220 and the pump housing 200, and
Improve the service life of lubricating oil pump.
One end of pressure release ball 220 is provided with a pressure release spring 230, one end of pressure release spring 230 is provided with a pressure release
Valve 240, in one end of relief valve 240 confinement block 250 is provided with, and one is provided between confinement block 250 and relief valve 240 and is delayed
Spring 260 is rushed, by being provided with a pressure release spring 230 and a buffer spring 260 at the two ends of relief valve 240, can be one
Determine to mitigate the impulsive force that relief valve 240 is produced in degree, and in the present embodiment, confinement block 250 adopts turret head spiral shell
Bolt is fixed on the pump housing 200, and the impulsive force on buffer spring 260 is transitioned on confinement block 250, reduces its impulsive force, will be rushed
Hit power to control under bursting stress, so as to further improve the sealing property of lubricating oil pump.
Be provided with a positioning sleeve 111 on firmware part 110, pump cover 100 and the assembling of the pump housing 200 when, using positioning sleeve 110
Positioning, can be more convenient, faster be assembled together, and improve its assembly precision.
Side inside the pump housing 200 is provided with an oil groove 400, and oil groove 400 has connected pressure relief vent and oil pocket 500, leads to
The oil crossed in the high-speed rotation oil pocket of rotary shaft 300 will be splashed in oil groove 400, and pressure relief vent, circulation profit are then passed into again
With, resource has been saved, reduce and use resources costss.
Ultimate 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 it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and description this
The principle of invention, of the invention without departing from the spirit and scope of the present invention also to have various changes and modifications, these changes
Change and improvement is both fallen within scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent is defined.
Claims (4)
1. a kind of modified form lubricating oil pump, an including pump cover, a pump housing and a rotary shaft, the pump cover is fixed by fixture and connected
It is connected on the pump housing, the rotary shaft is connected through pump cover and the pump housing with external part, it is characterised in that in the pump housing
A pressure release base is provided with pressure relief vent, the pressure release ball being adapted with base is provided with the pressure release base, let out described
One end of pressure ball is provided with a pressure release spring, one end of the pressure release spring is provided with a relief valve, in the relief valve
One end is provided with a confinement block, and a buffer spring is provided between the confinement block and the relief valve, in the firmware part
On be provided with a positioning sleeve, the side of the pump body is provided with an oil groove.
2. a kind of modified form lubricating oil pump as claimed in claim 1, it is characterised in that be provided with the pump housing it is multiple with it is outer
The engaging lug of portion's connection.
3. a kind of modified form lubricating oil pump as claimed in claim 1, it is characterised in that the fixture is hexagonal flange spiral shell
Bolt.
4. a kind of modified form lubricating oil pump as claimed in claim 1, it is characterised in that the confinement block is solid using hexagon-headed bolt
It is scheduled on the pump housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029785.9A CN106678526A (en) | 2017-01-03 | 2017-01-03 | Improved type oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029785.9A CN106678526A (en) | 2017-01-03 | 2017-01-03 | Improved type oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106678526A true CN106678526A (en) | 2017-05-17 |
Family
ID=58859153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710029785.9A Pending CN106678526A (en) | 2017-01-03 | 2017-01-03 | Improved type oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106678526A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11132394A (en) * | 1997-10-29 | 1999-05-21 | Ryuube Kk | Relief valve for lubricating pump |
| DE10004778A1 (en) * | 2000-02-03 | 2001-08-16 | Fev Motorentech Gmbh | Lubricant/fuel piston pump has a holding zone with a pressure piston and spring to pass out the fluid through the pressure side at a constant pressure on each suction stroke of the pump piston |
| US20080217106A1 (en) * | 2007-03-06 | 2008-09-11 | Perma-Tec Gmbh & Co. Kg | Metering device for a lubricant dispenser |
| CN202501178U (en) * | 2012-02-24 | 2012-10-24 | 奇瑞汽车股份有限公司 | Lubricating oil pump |
| CN105402583A (en) * | 2015-12-15 | 2016-03-16 | 湖南湘衡泵业有限责任公司 | Rotor type oil pump |
| CN205579114U (en) * | 2016-03-15 | 2016-09-14 | 重庆汇浦液压动力制造有限公司 | Multistage relief valve oil pump |
| CN205824305U (en) * | 2016-07-26 | 2016-12-21 | 北京汽车动力总成有限公司 | A kind of lubricating oil pump pressure relief mechanism, lubricating oil pump and automobile |
| CN206656125U (en) * | 2017-01-03 | 2017-11-21 | 湖南湘衡泵业有限责任公司 | A kind of modified form lubricating oil pump |
-
2017
- 2017-01-03 CN CN201710029785.9A patent/CN106678526A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11132394A (en) * | 1997-10-29 | 1999-05-21 | Ryuube Kk | Relief valve for lubricating pump |
| DE10004778A1 (en) * | 2000-02-03 | 2001-08-16 | Fev Motorentech Gmbh | Lubricant/fuel piston pump has a holding zone with a pressure piston and spring to pass out the fluid through the pressure side at a constant pressure on each suction stroke of the pump piston |
| US20080217106A1 (en) * | 2007-03-06 | 2008-09-11 | Perma-Tec Gmbh & Co. Kg | Metering device for a lubricant dispenser |
| CN202501178U (en) * | 2012-02-24 | 2012-10-24 | 奇瑞汽车股份有限公司 | Lubricating oil pump |
| CN105402583A (en) * | 2015-12-15 | 2016-03-16 | 湖南湘衡泵业有限责任公司 | Rotor type oil pump |
| CN205579114U (en) * | 2016-03-15 | 2016-09-14 | 重庆汇浦液压动力制造有限公司 | Multistage relief valve oil pump |
| CN205824305U (en) * | 2016-07-26 | 2016-12-21 | 北京汽车动力总成有限公司 | A kind of lubricating oil pump pressure relief mechanism, lubricating oil pump and automobile |
| CN206656125U (en) * | 2017-01-03 | 2017-11-21 | 湖南湘衡泵业有限责任公司 | A kind of modified form lubricating oil pump |
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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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170517 |