CN205480133U - Voltage stabilization machine oil pump body - Google Patents
Voltage stabilization machine oil pump body Download PDFInfo
- Publication number
- CN205480133U CN205480133U CN201521032029.4U CN201521032029U CN205480133U CN 205480133 U CN205480133 U CN 205480133U CN 201521032029 U CN201521032029 U CN 201521032029U CN 205480133 U CN205480133 U CN 205480133U
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- pump body
- oil pump
- voltage regulation
- casing
- rotor
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Abstract
The utility model discloses a voltage stabilization machine oil pump body, include: basis casing and rotor casing, the rotor casing sets up the front at basic casing, include the rotatory cavity of an eccentric rotor in the rotor casing, be provided with a play oil pipe who is linked together on the casing of basis on one side of the rotor casing, be provided with on the casing of basis and go out the overflow pipe that oil pipe is linked together, basis casing bottom is provided with the oil pipe that advances who is linked together bottom the rotor casing. In this way, voltage stabilization machine oil pump body, realize pump oil through installation rotor in the rotor casing, through install the overflow valve in the overflow pipe to stabilize the pressure and the stability of fuel feeding, avoided additionally connecting voltage regulator device outside basic casing, reduced holistic volume and weight, be favorable to the light -weighted realization of engine.
Description
Technical field
This utility model relates to the lubricating oil pump field of electromotor, particularly relates to a kind of voltage regulation type oil pump body.
Background technology
Lubricating oil pump is used to make engine oil pressure raise and ensure certain oil mass, forces the parts of fuel feeding to each friction surface.The widely used gear type of electromotor and rotor-type oil pump, gear-type oil pump simple in construction, easy to process, reliable operation, service life is long, pump oil pressure is high, is used widely, and impeller pump rotor body is complicated, multiplex powder metallurgy pressing. this pump has the advantage that gear pump is same, but compact conformation, volume is little, and the application on internal combustion engine gets more and more.
The lubricating oil pump of electromotor needs to absorb the machine oil in oil sump, supply each component lubrication, development along with engine technology, in order to save fuel oil, the lightweight of each parts is increasingly favored by each producer, and the build of the regular engine oil pump housing is big, but also additionally to connect stable-pressure device, be unfavorable for the light-weighted demand for development of electromotor.
Utility model content
This utility model, mainly solving the technical problems that provide a kind of voltage regulation type oil pump body, reduces volume, reduces weight, facilitate the installation of oil pressure stabilising arrangement.
For solving above-mentioned technical problem, the technical scheme that this utility model uses is: provide a kind of voltage regulation type oil pump body, including: base house and rotor case, described rotor case is arranged on the front of base house, include an eccentric rotor in described rotor case and rotate cavity, a flowline being connected with rotor case side it is provided with on described base house, it is provided with the overflow pipe being connected with flowline on described base house, is provided with bottom described base house and the oil inlet pipe being connected bottom rotor case.
In one preferred embodiment of this utility model, described base house outside spacers is provided with several fixing ear.
In one preferred embodiment of this utility model, described fixing ear is respectively arranged with fixing hole.
In one preferred embodiment of this utility model, described flowline includes the fuel-displaced port extended to outside base house.
In one preferred embodiment of this utility model, the quantity of described fuel-displaced port is at least one.
In one preferred embodiment of this utility model, the front of described flowline is provided with an opening.
In one preferred embodiment of this utility model, described rotor case surrounding is respectively arranged with contiguous block, and described contiguous block is respectively arranged with connecting hole.
In one preferred embodiment of this utility model, the described base house back side is provided with a bearing fixing sleeve being connected with rotor case.
In one preferred embodiment of this utility model, the bottom opening of described oil inlet pipe is generally aligned in the same plane with the bottom opening of overflow pipe.
In one preferred embodiment of this utility model, described base house, rotor case, overflow pipe, flowline and oil inlet pipe are aluminium alloy integration die casting structure.
The beneficial effects of the utility model are: a kind of voltage regulation type oil pump body that this utility model is pointed out, pump oil is realized by installing rotor in rotor case, by installing overflow valve in overflow pipe, pressure and stability with stable fuel feeding, avoid outside base house, additionally connect stable-pressure device, decrease the volume and weight of entirety, the light-weighted realization of good heat dissipation effect, beneficially electromotor.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, in describing embodiment below, the required accompanying drawing used is briefly described, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of this utility model a kind of voltage regulation type oil pump body one preferred embodiment；
Fig. 2 is the rear view of Fig. 1.
Detailed description of the invention
Technical scheme in this utility model embodiment will be clearly and completely described below, it is clear that described embodiment is only a part of embodiment of the present utility model rather than whole embodiments.Based on the embodiment in this utility model, all other embodiments that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Referring to Fig. 1 to Fig. 2, this utility model embodiment includes:
A kind of voltage regulation type oil pump body, including: base house 1 and rotor case 2, described rotor case 2 is arranged on the front of base house 1, include an eccentric rotor in described rotor case 2 and rotate cavity 3, a flowline 4 being connected with rotor case 2 side it is provided with on described base house 1, the overflow pipe 6 being connected with flowline 4 it is provided with on described base house 1, by installing overflow valve in overflow pipe 6, pressure and stability with stable fuel feeding, avoid outside base house 1, additionally connect stable-pressure device, decrease the volume and weight of entirety.
Being provided with bottom described base house 1 and the oil inlet pipe 5 being connected bottom rotor case 2, oil inlet pipe 5 is the cross section structure of waist-hole type, and oil inlet quantity is big.Installing rotor in rotor case 2, electromotor work rotor driven rotates so that form negative pressure in oil inlet pipe 5, it is achieved pump oil.
Described base house 1 outside spacers is provided with several fixing ear 11, and described fixing ear 11 is respectively arranged with fixing hole 12, and the connection facilitating base house 1 is fixed.
Described flowline 4 includes the fuel-displaced port 42 extended to outside base house 1, and the quantity of described fuel-displaced port 42 is at least one, usually 2, connects pipeline respectively and carries out fuel feeding or filtration, improves utilization rate and the filter effect of machine oil.
The front of described flowline 4 is provided with an opening 41, facilitates fuel feeding or filtration, with fuel-displaced port 42 with the use of, adaptability is good.
Described rotor case 2 surrounding is respectively arranged with contiguous block 21, and described contiguous block 21 is respectively arranged with connecting hole 22, and the installation facilitating rotor case 2 is fixed, during work, it is ensured that sealing.
Described base house 1 back side is provided with a bearing fixing sleeve 7 being connected with rotor case 2, installs bearing, promotes the stability that rotor carries out rotating.
The bottom opening 51 of described oil inlet pipe 5 is generally aligned in the same plane with the bottom opening 61 of overflow pipe 6, and the machine oil that overflow pipe 6 pressure release obtains returns oil sump, recycles.
Described base house 1, rotor case 2, overflow pipe 6, flowline 4 and oil inlet pipe 5 are aluminium alloy integration die casting structure, and lightweight, thermal diffusivity is good, and after die casting obtains blank, local carries out polish, to improve quality of fit, it is to avoid Leakage.
In sum, a kind of voltage regulation type oil pump body that this utility model is pointed out, effectively reduce volume and weight, and fuel feeding good stability, effective pressure release, it is to avoid the problem that oil pressure is excessive, improve the stability of work, service life is long.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing this utility model description to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical field, the most in like manner it is included in scope of patent protection of the present utility model.
Claims (10)
1. a voltage regulation type oil pump body, including: base house and rotor case, described rotor case is arranged on the front of base house, it is characterized in that, include an eccentric rotor in described rotor case and rotate cavity, it is provided with a flowline being connected with rotor case side on described base house, described base house is provided with the overflow pipe being connected with flowline, be provided with bottom described base house and the oil inlet pipe being connected bottom rotor case.
Voltage regulation type oil pump body the most according to claim 1, it is characterised in that described base house outside spacers is provided with several fixing ear.
Voltage regulation type oil pump body the most according to claim 2, it is characterised in that be respectively arranged with fixing hole on described fixing ear.
Voltage regulation type oil pump body the most according to claim 1, it is characterised in that described flowline includes the fuel-displaced port extended to outside base house.
Voltage regulation type oil pump body the most according to claim 4, it is characterised in that the quantity of described fuel-displaced port is at least one.
Voltage regulation type oil pump body the most according to claim 1, it is characterised in that the front of described flowline is provided with an opening.
Voltage regulation type oil pump body the most according to claim 1, it is characterised in that described rotor case surrounding is respectively arranged with contiguous block, and described contiguous block is respectively arranged with connecting hole.
Voltage regulation type oil pump body the most according to claim 1, it is characterised in that the described base house back side is provided with a bearing fixing sleeve being connected with rotor case.
Voltage regulation type oil pump body the most according to claim 1, it is characterised in that the bottom opening of described oil inlet pipe is generally aligned in the same plane with the bottom opening of overflow pipe.
Voltage regulation type oil pump body the most according to claim 1, it is characterised in that described base house, rotor case, overflow pipe, flowline and oil inlet pipe are aluminium alloy integration die casting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521032029.4U CN205480133U (en) | 2015-12-14 | 2015-12-14 | Voltage stabilization machine oil pump body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521032029.4U CN205480133U (en) | 2015-12-14 | 2015-12-14 | Voltage stabilization machine oil pump body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205480133U true CN205480133U (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521032029.4U Active CN205480133U (en) | 2015-12-14 | 2015-12-14 | Voltage stabilization machine oil pump body |
Country Status (1)
| Country | Link |
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| CN (1) | CN205480133U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105371090A (en) * | 2015-12-14 | 2016-03-02 | 联禾厚普（太仓）精密机械有限公司 | Pressure-stabilized engine oil pump |
-
2015
- 2015-12-14 CN CN201521032029.4U patent/CN205480133U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105371090A (en) * | 2015-12-14 | 2016-03-02 | 联禾厚普（太仓）精密机械有限公司 | Pressure-stabilized engine oil pump |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |