CN208548807U - A kind of double oil circuits cooling structure of magneto - Google Patents
A kind of double oil circuits cooling structure of magneto Download PDFInfo
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- CN208548807U CN208548807U CN201821213349.3U CN201821213349U CN208548807U CN 208548807 U CN208548807 U CN 208548807U CN 201821213349 U CN201821213349 U CN 201821213349U CN 208548807 U CN208548807 U CN 208548807U
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- cooling
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- oil duct
- outer housing
- shaft
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Abstract
The utility model discloses a kind of double oil circuits cooling structures of magneto, it includes outer housing, stator module, shaft and rotor assembly, the stator module is fixed in outer housing, the rotor assembly is fixedly installed in the shaft, oil inlet and oil outlet are offered on the outer housing, and it is provided with along its axial direction for first cooling oil duct cooling to stator module on the outer housing, it is provided with along its axis in the shaft for second cooling oil duct cooling to rotor assembly, first cooling oil duct is connected with the second cooling oil duct, the oil inlet, first cooling oil duct, second cooling oil duct and oil outlet form the cooling oil path of circulation.The double oil circuits cooling structure of above-mentioned magneto is not only simple in structure using cooling double oil circuits cooling structure is carried out to stator module and rotor assembly simultaneously, it is easy to accomplish；And good cooling results, improve the reliability of magneto operation.
Description
Technical field
The utility model relates to a kind of magnetoes, more particularly, to a kind of high power density new-energy automobile Permanent Magnet and Electric
The double oil circuits cooling structure of machine.
Background technique
With getting worse for energy and environmental problem, the development of orthodox car receives certain limitation, due to electronic
Automobile in terms of have significant advantage.In recent years, the development of electric vehicle engineering was getting faster, and motor technology is
A factor of Development of Electric Vehicles is restricted, performance indicator directly influences the Acceleration and deceleration time of automobile, the ginseng such as course continuation mileage
Number.So high power density permanent magnet motor is huge in following electric vehicle market demand potential.
In order to improve the power density of automobile permanent magnet synchronous motor, in design frequently with higher electromagnetic load, this is just
Cause the loss of motor unit mass to increase, so that the temperature of each component of motor is higher, directly influences the reliable of motor operation
Property.It is well known that electric machine structure is complicated, the mobile performance of air is also extremely complex in machine.Currently, existing permanent magnet synchronous motor
Cooling structure generally existing structure is complicated and the disadvantage of cooling effect difference.
Utility model content
The purpose of this utility model is to provide a kind of double oil circuits cooling structures of magneto, to solve the prior art forever
There is cooling effect difference in magnetic-synchro motor.
For this purpose, the utility model uses following technical scheme:
A kind of double oil circuits cooling structure of magneto comprising outer housing, stator module, shaft and rotor assembly, institute
It states stator module to be fixed in outer housing, the rotor assembly is fixedly installed in the shaft, wherein open on the outer housing
It is provided with along its axial direction for first cooling oil cooling to stator module equipped with oil inlet and oil outlet, and on the outer housing
Road is provided in the shaft for second cooling oil duct cooling to rotor assembly, first cooling oil duct along its axis
It is connected with the second cooling oil duct, the oil inlet, the first cooling oil duct, the second cooling oil duct and oil outlet form the cold of circulation
But oil circuit.
Particularly, inner housing is set in the outer housing, and the stator module is fixed on the top of inner housing, and described interior
There is the shoe cream room being connected with the first cooling oil duct, axial direction of the shoe cream room along motor between the top of shell and outer housing
Arrangement.
Particularly, the end of the outer housing is equipped with end cap, between the both ends and outer housing and end cap of the shaft
It is provided with bearing, and the part of corresponding shaft bearing radially offers the use being connected with the second cooling oil duct in the shaft
In the oilhole for being lubricated and cooling down to bearing.
Particularly, the part of respective rotor assembly radially offers and is connected with the second cooling oil duct in the shaft
The oilhole for being lubricated and cooling down to rotor assembly.
Particularly, the stator module includes stator core and stator coil, and the stator core abutting is fixed on inner casing
The top of body, the both ends of corresponding stator coil are offered for the small oilhole cooling to stator coil on the shoe cream room.
Particularly, first cooling oil duct and the second cooling oil duct are mutual by the connection oil duct being opened on outer housing
Connection.
The beneficial effects of the utility model are that the double oil circuits cooling structure of the magneto uses compared with prior art
Cooling double oil circuits cooling structure is carried out to stator module and rotor assembly simultaneously, and lubrication is played to the bearing of shaft and is made
With being not only simple in structure, it is easy to accomplish；And good cooling results, improve the reliability of magneto operation.
Detailed description of the invention
Fig. 1 is the sectional view of the double oil circuits cooling structure for the magneto that specific embodiment of the present invention provides；
Fig. 2 is that the stereochemical structure of the double oil circuits cooling structure for the magneto that specific embodiment of the present invention provides is shown
It is intended to.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
It please refers to shown in Fig. 1 and Fig. 2, in the present embodiment, a kind of double oil circuits cooling structure of magneto includes outer housing
1, inner housing 2, shaft 3, stator module and rotor assembly 14, inner housing 2 are fixed in outer housing 1, and stator module and rotor are total
It is located in inner housing 2 at 14, stator module includes stator core 4 and stator coil 5, and the abutting of stator core 4 is fixed on interior
The top of shell 1, offers oil inlet 6 and oil outlet 7 on outer housing 1, its axial direction is provided with the first cooling oil on outer housing 1
Road 8 has the shoe cream room 9 being connected with the first cooling oil duct 8 between the top and outer housing 1 of inner housing 2, shoe cream room 9 is along electricity
The axial arrangement of machine, cools down the stator core 4 of magneto by the first cooling oil duct 8 and shoe cream room 9, while oil storage
The both ends of corresponding stator coil 5 are offered for the small oilhole 10 cooling to stator coil 5 on chamber 9.
Rotor assembly 14 is fixedly installed in shaft 3, is provided with along its axis in shaft 3 for cooling to rotor assembly 14
The second cooling oil duct 11, the end of outer housing 1 is equipped with end cap 12, between the both ends and outer housing 1 and end cap 12 of shaft 3
It is provided with bearing 13, the part of corresponding shaft bearing 13, which is radially offered, in shaft 3 is connected with the second cooling oil duct 11
Oilhole for bearing 13 to be lubricated and cooled down, while the part of respective rotor assembly 14 radially opens up in shaft 3
There is the oilhole for rotor assembly 14 to be lubricated and cooled down being connected with the second cooling oil duct 11.
Connection oil duct 15, oil inlet 6, the first cooling oil duct 8, shoe cream room 9, connection oil duct 15, the are offered on outer housing 1
Two cooling oil ducts 11 and oil outlet 7 form the cooling oil path of circulation.
Above embodiments only elaborate the basic principles and features of the present invention, and the utility model is not by above-mentioned example
Limitation, on the premise of not departing from the spirit and scope of the utility model, the present invention has various changes and changes, these changes
Change and change is fallen within the scope of the claimed invention.The utility model requires protection scope is wanted by appended right
Ask book and its equivalent thereof.
Claims (6)
1. a kind of double oil circuits cooling structure of magneto comprising outer housing, stator module, shaft and rotor assembly, it is described
Stator module is fixed in outer housing, and the rotor assembly is fixedly installed in the shaft, which is characterized in that the outer housing
On offer oil inlet and oil outlet, and be provided with along its axial direction for cooling first cold of stator module on the outer housing
But oil duct is provided in the shaft cooling for second cooling oil duct cooling to rotor assembly, described first along its axis
Oil duct is connected with the second cooling oil duct, and the oil inlet, the first cooling oil duct, the second cooling oil duct and oil outlet form circulation
Cooling oil path.
2. the double oil circuits cooling structure of magneto according to claim 1, which is characterized in that setting in the outer housing
Inner housing, the stator module are fixed on the top of inner housing, and have and the between the top and outer housing of the inner housing
The shoe cream room that one cooling oil duct is connected, the shoe cream room are arranged along the axial direction of motor.
3. the double oil circuits cooling structure of magneto according to claim 1, which is characterized in that the end of the outer housing
End cap is installed, bearing, and respective shaft in the shaft are provided between the both ends and outer housing and end cap of the shaft
The part held radially offers the oilhole for being lubricated and cooling down to bearing being connected with the second cooling oil duct.
4. the double oil circuits cooling structure of magneto according to claim 1, which is characterized in that corresponding in the shaft to turn
The part of sub- assembly radially offer be connected with the second cooling oil duct for rotor assembly to be lubricated and is cooled down
Oilhole.
5. the double oil circuits cooling structure of magneto according to claim 2, which is characterized in that the stator module includes
Stator core and stator coil, the stator core are close to be fixed on the top of inner housing, correspond to stator line on the shoe cream room
The both ends of circle are offered for the small oilhole cooling to stator coil.
6. the double oil circuits cooling structure of magneto according to claim 1, which is characterized in that first cooling oil duct
It is interconnected with the second cooling oil duct by the oil duct that is connected to being opened on outer housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821213349.3U CN208548807U (en) | 2018-07-27 | 2018-07-27 | A kind of double oil circuits cooling structure of magneto |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821213349.3U CN208548807U (en) | 2018-07-27 | 2018-07-27 | A kind of double oil circuits cooling structure of magneto |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208548807U true CN208548807U (en) | 2019-02-26 |
Family
ID=65425626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821213349.3U Active CN208548807U (en) | 2018-07-27 | 2018-07-27 | A kind of double oil circuits cooling structure of magneto |
Country Status (1)
| Country | Link |
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| CN (1) | CN208548807U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113783342A (en) * | 2021-09-15 | 2021-12-10 | 臻驱科技（上海）有限公司 | Oil-cooled electric driving system for testing and testing method thereof |
| CN113783343A (en) * | 2021-09-15 | 2021-12-10 | 臻驱科技（上海）有限公司 | Oil cold and hot electric drive system of test usefulness |
| CN113809864A (en) * | 2021-09-15 | 2021-12-17 | 臻驱科技（上海）有限公司 | Oil cold and hot electric drive system of test usefulness |
-
2018
- 2018-07-27 CN CN201821213349.3U patent/CN208548807U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113783342A (en) * | 2021-09-15 | 2021-12-10 | 臻驱科技（上海）有限公司 | Oil-cooled electric driving system for testing and testing method thereof |
| CN113783343A (en) * | 2021-09-15 | 2021-12-10 | 臻驱科技（上海）有限公司 | Oil cold and hot electric drive system of test usefulness |
| CN113809864A (en) * | 2021-09-15 | 2021-12-17 | 臻驱科技（上海）有限公司 | Oil cold and hot electric drive system of test usefulness |
| CN113783343B (en) * | 2021-09-15 | 2023-08-22 | 臻驱科技（上海）有限公司 | Oil cooling electric driving system for test |
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