CN210839232U - Self-cooling type automobile oil pump motor - Google Patents
Self-cooling type automobile oil pump motor Download PDFInfo
- Publication number
- CN210839232U CN210839232U CN201922162108.1U CN201922162108U CN210839232U CN 210839232 U CN210839232 U CN 210839232U CN 201922162108 U CN201922162108 U CN 201922162108U CN 210839232 U CN210839232 U CN 210839232U
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- Prior art keywords
- oil
- self
- motor
- pump motor
- oil pump
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- Expired - Fee Related
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- 238000001816 cooling Methods 0.000 title claims abstract description 27
- 230000000694 effects Effects 0.000 abstract description 5
- 230000000151 anti-reflux effect Effects 0.000 abstract 1
- 238000005461 lubrication Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 81
- 239000010705 motor oil Substances 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 239000010721 machine oil Substances 0.000 description 5
- 230000006870 function Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007659 motor function Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Motor Or Generator Cooling System (AREA)
Abstract
The utility model relates to the field of automobile parts, in particular to a self-cooling automobile oil pump motor, which comprises a shell, wherein the right side of the top end of the shell is provided with an oil outlet pipe, an oil cavity is arranged inside the shell, the left side of the bottom end of the oil cavity is provided with an oil inlet, the top end of the inner side of the shell is rotationally connected with a motor base, the bottom end of the motor base is fixedly connected with a connecting shaft, the bottom end of the connecting shaft is fixedly connected with an armature, the upper end of the left side of the oil cavity is provided with an electric brush, the left side and the right side of the middle part of the oil cavity are symmetrically provided with magnets, the bottom end of the output shaft is fixedly connected with an inner rotor, the inner rotor is meshed with an outer rotor, the, the utility model provides a simple structure cooling effect is good and have the oil pump motor of lubrication and anti-reflux function.
Description
Technical Field
The utility model relates to an automobile parts field, concretely relates to self-cooling formula car oil pump motor.
Background
Oil pump motor pumpmotter power oil pump motor is a modified specific motor that drives the oil pump. The oil pump motor comprises a motor main body, a front end cover and an output transmission shaft, a step-shaped hole is formed in the front end cover, the output transmission shaft retracts into the front end cover and is a hollow shaft, the hole diameter of the shaft hole is matched with the outer diameter of the input transmission shaft of the oil pump, and a shaft head of the output transmission shaft is provided with a key groove. The oil pump is divided into high pressure and low pressure, namely, the high-pressure plunger oil pump drives the plunger to reciprocate up and down in the plunger sleeve by a cam shaft in the pump to generate high-pressure oil to be supplied to the oil injector.
For example, chinese patent application No. CN201820755114.0 discloses a self-cooling oil pump motor, which includes: the motor comprises a motor shell, a motor rotor and a motor stator which are arranged in the motor shell; the self-cooling device is arranged on the outer side of the motor stator; the self-cooling device includes: the cooling oil cavity is arranged between the heat dissipation outer wall and the heat conduction inner wall tightly attached to the outer wall of the motor stator; the oil cavity oil inlet is arranged at one end of the cooling oil cavity; the oil cavity oil outlet is arranged at the other end of the cooling oil cavity; when the oil pump motor drives the hydraulic pump to work, hydraulic oil which circularly flows in the hydraulic system is guided into the cooling oil cavity through the oil cavity oil inlet and then guided out through the oil cavity oil outlet, heat dissipated by the motor stator is taken away, and self-cooling of the oil pump motor is achieved. The utility model discloses improve its long-time radiating effect who moves, and eliminate the wind and rub loss, improve motor efficiency.
The device structure is more complicated, and the cooling effect is not very good, and can not lubricate motor inside, and the device does not have the function of preventing against current simultaneously.
To the problem, the utility model designs a self-cooling formula car oil pump motor.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a self-cooling formula car oil pump motor. The problems are solved as much as possible, and the oil pump motor which has a simple structure, a good cooling effect and lubricating and anti-backflow functions is provided.
The utility model discloses a following technical scheme realizes:
the utility model provides a self-cooling formula car oil pump motor, includes the casing, casing top right side is provided with out oil pipe, the inside oil pocket that is equipped with of casing, oil pocket bottom left side is equipped with the oil inlet, the inboard top of casing rotates and is connected with the motor cabinet, motor cabinet bottom fixedly connected with connecting axle, connecting axle bottom fixedly connected with armature, the armature bottom is provided with the output shaft, oil pocket left side upper end is provided with the brush, oil pocket middle part left and right sides symmetry is provided with magnet, output shaft bottom fixedly connected with inner rotor, the inner rotor meshing has the external rotor, the external rotor outer wall rotates and is connected with the pump case, the pump case bottom is provided with the bottom, bottom right side intercommunication has into oil pipe, pump case and bottom pass.
Preferably, the oil outlet pipe is provided with a one-way valve.
Preferably, the top end of the inner side of the shell is provided with a T-shaped rotating groove, the motor base is rotatably connected with the upper end of the T-shaped rotating groove, and the upper end of the connecting shaft is movably connected with the lower end of the T-shaped rotating groove.
Preferably, the brush and the armature are electrically connected with a power supply, and the brush is connected with the connecting shaft in a sliding mode.
Preferably, the magnetic poles of the left and right sides of the magnet are opposite, and the magnet is arranged on the left and right sides of the armature.
Preferably, the axis of the inner rotor deviates from the axis of the outer rotor, and the number of teeth of the inner rotor is one group less than that of the teeth of the outer transmission rotor.
Preferably, the oil inlet is arranged above the left side of the gap between the inner rotor and the outer rotor.
Preferably, the oil inlet pipe is arranged below the right side of a gap between the inner rotor and the outer rotor.
The utility model has the advantages that: through the brush that sets up, magnet and armature constitute the motor, it rotates and then drives the external rotor rotation to drive the inner rotor through the output shaft, increase and decrease through clearance cavity between external rotor and the inner rotor comes through advancing oil pipe extraction machine oil and gets into the oil intracavity from the oil inlet, pump out through an oil pipe at last, whole oil intracavity has been full of machine oil, can make the motor soak completely in the oil chamber, the heat transmission that produces the motor function that can be fine goes out and can be fine lubricates for the motor, the check valve that sets up can be fine prevents machine oil adverse current, whole device simple structure, can effectively reduce production cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a transverse longitudinal cross-sectional view of the present invention;
fig. 3 is a cross-sectional view of the present invention at the pump housing;
fig. 4 is a bottom perspective view of the present invention;
fig. 5 is a longitudinal sectional view of the present invention.
In the figure: 1-shell, 101-oil cavity, 102-oil inlet, 2-oil outlet pipe, 3-one-way valve, 4-motor base, 5-connecting shaft, 6-armature, 7-output shaft, 8-electric brush, 9-magnet, 10-inner rotor, 11-outer rotor, 12-pump shell, 13-bottom cover, 14-oil inlet pipe and 15-bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 5, a self-cooling automobile oil pump motor comprises a housing 1, an oil outlet pipe 2 is arranged on the right side of the top end of the housing 1, an oil cavity 101 is arranged inside the housing 1, an oil inlet 102 is arranged on the left side of the bottom end of the oil cavity 101, a motor base 4 is rotatably connected to the top end of the inner side of the housing 1, a connecting shaft 5 is fixedly connected to the bottom end of the motor base 4, an armature 6 is fixedly connected to the bottom end of the connecting shaft 5, an output shaft 7 is arranged at the bottom end of the armature 6, electric brushes 8 are arranged at the upper end of the left side of the oil cavity 101, magnets 9 are symmetrically arranged on the left side and the right side of the middle of the oil cavity 101, an inner rotor 10 is fixedly connected to the bottom end of the output shaft 7, the inner.
Specifically, the oil outlet pipe 2 is provided with a check valve 3, the reverse flow of engine oil can be well prevented through the check valve 3, the top end of the inner side of the shell 1 is provided with a T-shaped rotary groove, the motor base 4 is rotatably connected with the upper end of the T-shaped rotary groove, the upper end of the connecting shaft 5 is movably connected with the lower end of the T-shaped rotary groove, the armature 6 and the output shaft 7 can be rotatably supported through the T-shaped rotary groove, the electric brush 8 and the armature 6 are electrically connected with a power supply, the electric brush 8 is slidably connected with the connecting shaft 5, the magnetic poles of the left side and the right side of the magnet 9 are opposite, the magnet 9 is arranged on the left side and the right side of the armature 6, the output shaft 7 can be rotated through the matching use of the armature 6, the electric brush 8 and the magnet 9, the function of the motor is further realized, the axis of the inner rotor 10 deviates from the axis of the outer rotor 11, becomes a low pressure oil suction chamber, and the engine oil is sucked into the working chamber through the oil inlet pipe 14. The working chamber on the oil inlet 102 side is reduced in volume to become a high-pressure oil chamber, and high-pressure engine oil flows from the low-pressure oil chamber into the oil chamber 101 through the oil outlet 102 to thereby extract the engine oil in the oil chamber, the oil inlet 102 is disposed above the left side of the gap between the inner rotor 10 and the outer rotor 11, and the oil inlet pipe 14 is disposed below the right side of the gap between the inner rotor 10 and the outer rotor 11.
The utility model discloses in, when using the device, make the armature rotate under the effect of left and right sides magnet 9 through switching on for the brush, and then drive inner rotor 10 through output shaft 7 and rotate, and then drive outer rotor 11 and rotate, because 7 bottom fixedly connected with inner rotors 10 of output shaft, the meshing of inner rotor 10 has outer rotor 11, outer rotor 11 outer wall rotates and is connected with pump case 12, inner rotor 10 axle center and 11 axle centers of outer rotor are skew, inner rotor 10's tooth ratio is a set of less than outer rotor 11 tooth groove number, clearance left side top between inner rotor 10 and outer rotor 11 including oil inlet 102 sets up, advance oil pipe 14 and set up clearance right side below between inner rotor 10 and outer rotor 11, the motor during operation, the working chamber volume increase of advancing oil pipe 14 one side becomes the low pressure and inhales the oil chamber, machine oil is inhaled the working chamber. The working chamber volume in oil inlet 102 one side reduces, become high-pressure oil chamber, high-pressure engine oil flows into oil chamber 101 and is full of whole oil chamber 101 through oil inlet 102 from low-pressure oil chamber, last engine oil passes through oil pipe 2 and flows, whole device during operation, armature 6, output shaft 7 upper end, brush 8 and magnet 9 all soak in engine oil, the heat that the work produced also can take away through oil pipe 2 at random, and can be fine lubricate connecting axle 5 and output shaft 7, the life of the high-speed device, the check valve 3 that sets up on oil pipe 2 can be fine prevents the machine oil adverse current, whole device simple structure, has fine practicality, convenient production and saving cost.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. The utility model provides a self-cooling formula car oil pump motor which characterized in that: including casing (1), casing (1) top right side is provided with oil outlet pipe (2), casing (1) inside is equipped with oil pocket (101), oil pocket (101) bottom left side is equipped with oil inlet (102), casing (1) inboard top is rotated and is connected with motor cabinet (4), motor cabinet (4) bottom fixedly connected with connecting axle (5), connecting axle (5) bottom fixedly connected with armature (6), armature (6) bottom is provided with output shaft (7), oil pocket (101) left side upper end is provided with brush (8), oil pocket (101) middle part left and right sides symmetry is provided with magnet (9), output shaft (7) bottom fixedly connected with inner rotor (10), inner rotor (10) meshing has outer rotor (11), outer rotor (11) outer wall is rotated and is connected with pump case (12), pump case (12) bottom is provided with bottom (13), the right side of the bottom cover (13) is communicated with an oil inlet pipe (14), and the pump shell (12) and the bottom cover (13) are fixedly installed at the bottom end of the shell (1) through bolts (15).
2. The self-cooling type automobile oil pump motor as claimed in claim 1, wherein: the oil outlet pipe (2) is provided with a one-way valve (3).
3. The self-cooling type automobile oil pump motor as claimed in claim 1, wherein: the motor is characterized in that a T-shaped rotary groove is formed in the top end of the inner side of the shell (1), the motor base (4) is connected with the upper end of the T-shaped rotary groove in a rotating mode, and the upper end of the connecting shaft (5) is movably connected with the lower end of the T-shaped rotary groove.
4. The self-cooling type automobile oil pump motor as claimed in claim 1, wherein: the electric brush (8) and the armature (6) are electrically connected with a power supply, and the electric brush (8) is connected with the connecting shaft (5) in a sliding mode.
5. The self-cooling type automobile oil pump motor as claimed in claim 1, wherein: the magnetic poles of the left side and the right side of the magnet (9) are opposite, and the magnet (9) is arranged on the left side and the right side of the armature (6).
6. The self-cooling type automobile oil pump motor as claimed in claim 1, wherein: the axis of the inner rotor (10) deviates from the axis of the outer rotor (11), and the number of teeth of the inner rotor (10) is one group less than that of the teeth of the outer rotor (11).
7. The self-cooling type automobile oil pump motor as claimed in claim 1, wherein: the oil inlet (102) is arranged above the left side of a gap between the inner rotor (10) and the outer rotor (11).
8. The self-cooling type automobile oil pump motor as claimed in claim 1, wherein: the oil inlet pipe (14) is arranged below the right side of a gap between the inner rotor (10) and the outer rotor (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922162108.1U CN210839232U (en) | 2019-12-06 | 2019-12-06 | Self-cooling type automobile oil pump motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922162108.1U CN210839232U (en) | 2019-12-06 | 2019-12-06 | Self-cooling type automobile oil pump motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210839232U true CN210839232U (en) | 2020-06-23 |
Family
ID=71260692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922162108.1U Expired - Fee Related CN210839232U (en) | 2019-12-06 | 2019-12-06 | Self-cooling type automobile oil pump motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210839232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883050A (en) * | 2021-09-29 | 2022-01-04 | 四川航天世源科技有限公司 | Motor oil pump |
-
2019
- 2019-12-06 CN CN201922162108.1U patent/CN210839232U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883050A (en) * | 2021-09-29 | 2022-01-04 | 四川航天世源科技有限公司 | Motor oil pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 |