CN112421859B - Supplementary radiating new energy automobile electricity system of driving - Google Patents
Supplementary radiating new energy automobile electricity system of driving Download PDFInfo
- Publication number
- CN112421859B CN112421859B CN202011245398.7A CN202011245398A CN112421859B CN 112421859 B CN112421859 B CN 112421859B CN 202011245398 A CN202011245398 A CN 202011245398A CN 112421859 B CN112421859 B CN 112421859B
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- motor casing
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- motor
- ring type
- heat dissipation
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- 230000005611 electricity Effects 0.000 title claims description 3
- 238000001816 cooling Methods 0.000 claims abstract description 69
- 230000017525 heat dissipation Effects 0.000 claims abstract description 35
- 230000008859 change Effects 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000002826 coolant Substances 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 239000000110 cooling liquid Substances 0.000 abstract description 9
- 238000009825 accumulation Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a new energy automobile electric drive system with auxiliary heat dissipation, which comprises a driving motor and a speed change mechanism, wherein the driving motor is in transmission connection with the speed change mechanism, the driving motor comprises a motor shell, a stator is arranged in the motor shell, a rotor is arranged in the stator, a rotating shaft is connected to the rotor, the front end of the motor shell is provided with an opening, a first annular cooling cavity capable of storing cooling liquid is arranged in the motor shell, the front end of the motor shell is provided with a front cover, the front cover is provided with a shaft hole, a first bearing is arranged in the shaft hole, the rotating shaft penetrates through the first bearing to extend forwards, a second annular cooling cavity is arranged in the front cover, the second annular cooling cavity is communicated with the first annular cooling cavity, an annular rear shell is arranged at the rear end of the motor shell, a third annular cooling cavity is arranged in the annular rear shell, and a plurality of connecting rods are connected between the annular rear shell and the front cover, the second annular cooling cavity is communicated with the third annular cooling cavity through a connecting rod.
Description
Technical Field
The invention relates to an electric drive system of a new energy automobile with auxiliary heat dissipation.
Background
Along with the development of science and technology, the popularization of the application of new energy is also greatly improved, the new energy automobile is undoubtedly the most concerned product in new energy projects, and the most important component in the electric driving system of the existing new energy automobile is the motor which is the most core component.
However, in the long-time use process of the conventional motor, the rotation of the motor rotor can generate a large amount of heat, the conventional motor shell often does not have the function of autonomous heat dissipation, a large amount of heat accumulation can generate a large amount of influences on the performance of the motor, the motor can easily break down, and great influences are brought to the inner structure and the service performance of the motor and the service life of the motor.
Disclosure of Invention
The invention aims to provide an auxiliary heat dissipation electric drive system of a new energy automobile.
The new energy automobile electric driving system with auxiliary heat dissipation designed according to the purpose comprises a driving motor and a speed change mechanism, wherein the driving motor is in transmission connection with the speed change mechanism, the driving motor comprises a motor shell, a stator is arranged in the motor shell, a rotor is arranged in the stator, a rotating shaft is connected onto the rotor, an opening is formed in the front end of the motor shell, a first annular cooling cavity capable of storing cooling liquid is formed in the motor shell, a front cover is arranged at the front end of the motor shell, a shaft hole is formed in the front cover, a first bearing is arranged in the shaft hole, the rotating shaft penetrates through the first bearing and extends forwards, a second annular cooling cavity is formed in the front cover, the second annular cooling cavity is mutually communicated with the first annular cooling cavity, an annular rear shell is arranged at the rear end of the motor shell, a third annular cooling cavity is formed in the annular rear shell, and a plurality of connecting rods are connected between the annular rear shell and the front cover, the utility model discloses a motor casing, including motor casing, connecting rod, annular cooling chamber, pipe, first annular cooling chamber, connecting rod inside cavity, second annular cooling chamber and third annular cooling chamber communicate through the connecting rod each other, install the circulating pump on the annular backshell, the input of circulating pump passes through pipe and third annular cooling chamber intercommunication, the output of circulating pump communicates through pipe and first annular cooling chamber each other be equipped with radiator unit on the back wall of motor casing, radiator unit is located between motor casing and the connecting rod.
Further, the lateral wall of motor casing is gone up along its axle center equipartition and is had the bellying, the bellying is inside to be hollow form and to communicate with each other with first ring type cooling chamber, forms the heat dissipation wind channel between two adjacent bellyings.
Furthermore, the protruding part is uniformly provided with heat conducting fins, and two ends of each heat conducting fin are positioned in the heat dissipation air duct.
Further, radiator unit is including setting up the first solid fixed ring on the wall behind the motor casing be equipped with the second bearing on the first solid fixed ring, be fixed with the swivel becket on the outer lane of second bearing there is turbine blade along its axle center equipartition on the swivel becket be equipped with ring gear on the swivel becket be equipped with first motor on the back wall of motor casing install first gear on the motor shaft of first motor, first gear and ring gear intermeshing.
Furthermore, a plurality of air guide pieces are arranged between the two connecting rods, the air guide pieces are inclined pieces inclined towards the front side, and the connecting rods and the air guide pieces are made of aluminum.
Furthermore, be equipped with first communicating pipe on the preceding terminal surface of motor casing, first communicating pipe extends to first ring type cooling chamber backward in, be equipped with second communicating pipe on the rear end face of protecgulum, second communicating pipe and the intercommunication of the second ring type cooling chamber, the second communicating pipe is pegged graft in first communicating pipe.
Furthermore, be equipped with the solid fixed ring of second on the rear end face of ring type backshell the solid fixed ring female connection of second has the collar the inner wall fixedly connected with dead lever of collar, be equipped with the inner ring on the dead lever, the circulating pump is installed on the inner ring, be equipped with the handle on the rear end face of collar.
Furthermore, a semiconductor refrigerating sheet is attached to the inner wall surface of the connecting rod.
The invention has the advantages of simple and reasonable structure and effective heat dissipation for the motor to ensure the high-efficiency operation of the motor, compared with the prior art, the invention has the advantages that the structure is simple and reasonable, the heat dissipation can be effectively realized, the high-efficiency operation of the motor is ensured, the first annular cooling cavity which can store cooling liquid is arranged in the motor shell, the front end of the motor shell is provided with the front cover, the front cover is provided with the shaft hole, the first bearing is arranged in the shaft hole, the rotating shaft passes through the first bearing to extend forwards, the front cover is provided with the second annular cooling cavity which is communicated with the first annular cooling cavity, the rear end of the motor shell is provided with the annular rear shell which is provided with the third annular cooling cavity, a plurality of connecting rods are connected between the annular rear shell and the front cover, the connecting rods are hollow, the second annular cooling cavity is communicated with the third annular cooling cavity through the connecting rods, and the circulating pump is arranged on the annular rear shell, the input of circulating pump passes through pipe and third ring type cooling chamber intercommunication, the output of circulating pump passes through pipe and first ring type cooling chamber intercommunication of each other be equipped with radiator unit on the back wall of motor casing, radiator unit is located between motor casing and the connecting rod, through first ring type cooling chamber, second ring type cooling chamber and third ring type cooling chamber intercommunication of each other, can save the coolant liquid, and the heat that the rotor gived off can be taken away to the coolant liquid, can take away the heat that the motor casing outwards gived off simultaneously through radiator unit, realizes dual heat dissipation to guarantee that the high-efficient operation of motor can prolong the life of battery simultaneously, it is high-efficient to dispel the heat, accords with the required use.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a second schematic cross-sectional view of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 2 according to the present invention;
FIG. 5 is an enlarged view of the invention at B of FIG. 2;
FIG. 6 is a second schematic perspective view of the present invention;
fig. 7 is an exploded view of the present invention.
Detailed Description
The invention is further described with reference to the following figures and examples.
Referring to fig. 1 to 7, an auxiliary heat dissipation electric drive system for a new energy vehicle includes a driving motor 1000 and a speed change mechanism, the driving motor 1000 is in transmission connection with the speed change mechanism, the driving motor 1000 includes a motor casing 1, a stator 10 is disposed in the motor casing 1, a rotor 13 is disposed in the stator 10, a rotating shaft 12 is connected to the rotor 13, an opening is disposed at a front end of the motor casing 1, a first annular cooling cavity 14 capable of storing cooling liquid is disposed in the motor casing 1, a front cover 21 is disposed at a front end of the motor casing 1, a shaft hole 211 is disposed on the front cover 21, a first bearing 11 is disposed in the shaft hole 211, the rotating shaft 12 extends forward through the first bearing 11, a second annular cooling cavity 23 is disposed in the front cover 21, the second annular cooling cavity 23 is communicated with the first annular cooling cavity 14, an annular rear shell 24 is disposed at a rear end of the motor casing 1, be equipped with third ring type cooling chamber 25 in the ring type backshell 24, ring type backshell 24 with be connected with many connecting rods 22 between the protecgulum 21, the inside cavity of connecting rod 22, second ring type cooling chamber 23 and third ring type cooling chamber 25 communicate through connecting rod 22 each other, install circulating pump 45 on the ring type backshell 24, the input of circulating pump 45 passes through pipe and third ring type cooling chamber 25 intercommunication, the output of circulating pump 45 communicates with each other through pipe and first ring type cooling chamber 14 be equipped with radiator unit 3 on the back wall of motor casing 1, radiator unit 3 is located between motor casing 1 and the connecting rod 22.
According to the invention, the first annular cooling cavity, the second annular cooling cavity and the third annular cooling cavity are communicated with each other to store cooling liquid, and the cooling liquid can flow in the first annular cooling cavity, the second annular cooling cavity and the third annular cooling cavity by matching with the work of the circulating pump, so that heat emitted by the rotor is taken away, meanwhile, heat emitted outwards by the motor shell can be taken away through the heat dissipation assembly, double heat dissipation is realized, the high-efficiency operation of the motor is ensured, the service life of the battery can be prolonged, the heat dissipation efficiency is high, and the use requirement is met.
In the invention, the speed change mechanism adopts the existing speed change mechanism.
Referring to fig. 1-7, the side wall of the motor casing 1 is uniformly provided with the protruding portions 16 along the axis thereof, the protruding portions 16 are hollow and are communicated with the first annular cooling cavity 14, a heat dissipation air duct 161 is formed between two adjacent protruding portions 16, the protruding portions can increase the heat dissipation area, and the heat dissipation assembly blows air to drive the air flow to take away the heat dissipated from two sides of the heat dissipation air duct 161.
Referring to fig. 1 to 7, heat-conducting fins 15 are uniformly distributed on the protruding portion 16, two ends of each heat-conducting fin 15 are located in the heat-dissipating air channel 161, each heat-conducting fin is made of aluminum, and can absorb heat of the cooling liquid, conduct the heat outwards, dissipate the heat outwards, finally dissipate the heat into the heat-dissipating air channel, and the heat-dissipating assembly blows air to take away the heat in the heat-dissipating air channel 161 through air kinetic energy.
Referring to fig. 1-7, the heat dissipation assembly 3 includes a first fixing ring 36 disposed on the rear wall of the motor housing 1, a second bearing 35 is disposed on the first fixing ring 36, a rotating ring 34 is fixed on an outer ring of the second bearing 35, turbine blades 33 are uniformly distributed on the rotating ring 34 along an axis of the rotating ring, a ring gear is disposed on the rotating ring 34, a first motor 38 is disposed on the rear wall of the motor housing 1, a first gear 37 is mounted on a motor shaft of the first motor 38, the first gear 37 is meshed with the ring gear, the first gear is driven by the first motor to rotate, the first gear drives the ring gear to rotate, the rotating ring is driven to rotate, and the turbine blades are driven to flow air.
Referring to fig. 1 to 7, a plurality of air deflectors 31 are disposed between two of the connecting rods 22, the air deflectors 31 are inclined plates inclined toward the front side, the connecting rods 22 and the air deflectors 31 are made of aluminum, the connecting rods can absorb heat of the coolant and transmit the heat to the air deflectors, the air deflectors radiate the heat outwards, and the air deflectors are inclined to guide the wind blown out by the heat dissipation device downwards so that the air flows into the heat dissipation air duct and takes away the heat in the heat dissipation air duct 161 through the kinetic energy of the air flow.
Referring to fig. 1 to 7, a first communicating pipe 110 is arranged on the front end surface of the motor casing 1, the first communicating pipe 110 extends backwards into the first annular cooling cavity 14, a second communicating pipe 210 is arranged on the rear end surface of the front cover 21, the second communicating pipe 210 is communicated with the second annular cooling cavity 23, and the second communicating pipe 210 is inserted into the first communicating pipe 110 to communicate the first annular cooling cavity with the second annular cooling cavity.
Referring to fig. 1-7, the rear end face of the ring-shaped rear shell 24 is provided with a second fixing ring 41, the second fixing ring 41 is internally threaded with a mounting ring 42, the inner wall of the mounting ring 42 is fixedly connected with a fixing rod 43, the fixing rod 43 is provided with an inner ring 46, the circulating pump 45 is mounted on the inner ring 46, the rear end face of the mounting ring 42 is provided with a handle 44, when the circulating pump is dismounted, the inner ring can be dismounted only by rotating the handle, the structure is simple, the mounting/dismounting is convenient, the stability is good, and the use requirement is met.
Referring to fig. 1-7, the semiconductor cooling fins 32 are attached to the inner wall surface of the connecting rod 22, and work with the heat dissipation device by being provided with the semiconductor cooling fins, so that refrigeration can be realized, when the heat dissipation device blows air, cold air can be blown out to dissipate heat of the connecting rod, the connecting rod dissipates heat, namely, the cooling liquid is cooled, so that when the cooling liquid flows in the first annular cooling cavity, the second annular cooling cavity and the third annular cooling cavity, heat can be better taken away, meanwhile, the cold air can guide the wind blown out by the heat dissipation device downwards through the wind guide fins, so that the air flows into the heat dissipation air duct, and the heat in the heat dissipation air duct 161 can be taken away through the kinetic energy of the air flow.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for the convenience of description and simplicity of description, rather than to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention, the terms "first" and "second" are used for descriptive purposes only, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an auxiliary radiating new energy automobile electricity system of driving, including driving motor (1000) and speed change mechanism, driving motor (1000) and speed change mechanism transmission are connected, driving motor (1000) is including motor casing (1), be equipped with stator (10) in motor casing (1), be equipped with rotor (13) in stator (10), be connected with pivot (12), its characterized in that on rotor (13): the utility model discloses a motor casing, including motor casing (1), motor casing (1) front end opening sets up, be equipped with first ring type cooling chamber (14) that can deposit the coolant liquid in motor casing (1) front end is equipped with protecgulum (21), be equipped with shaft hole (211) on protecgulum (21), be equipped with first bearing (11) in shaft hole (211), pivot (12) pass first bearing (11) and extend forward be equipped with second ring type cooling chamber (23) in protecgulum (21), second ring type cooling chamber (23) and first ring type cooling chamber (14) intercommunication each other the rear end of motor casing (1) is equipped with ring type backshell (24), be equipped with third ring type cooling chamber (25) in ring type backshell (24), ring type backshell (24) with be connected with many connecting rods (22) between protecgulum (21), connecting rod (22) are inside cavity, the utility model discloses a motor casing, including motor casing (1), second ring type cooling chamber (23) and third ring type cooling chamber (25) are through connecting rod (22) intercommunication each other, install circulating pump (45) on ring type backshell (24), the input of circulating pump (45) passes through pipe and third ring type cooling chamber (25) intercommunication, the output of circulating pump (45) passes through pipe and first ring type cooling chamber (14) intercommunication each other be equipped with radiator unit (3) on the back wall of motor casing (1), radiator unit (3) are located between motor casing (1) and connecting rod (22).
2. The electric drive system of the new energy vehicle with auxiliary heat dissipation function as recited in claim 1, wherein: protruding portion (16) have been followed its axle center equipartition on the lateral wall of motor casing (1), protruding portion (16) are inside to be hollow form and communicate with each other with first ring type cooling chamber (14), form heat dissipation wind channel (161) between two adjacent protruding portions (16).
3. The electric drive system of the new energy vehicle with auxiliary heat dissipation function as recited in claim 2, wherein: the heat conducting fins (15) are uniformly distributed on the protruding portion (16), and two ends of each heat conducting fin (15) are located in the heat radiating air duct (161).
4. The electric drive system for a new energy vehicle with auxiliary heat dissipation according to any one of claims 1 to 3, characterized in that: radiator unit (3) are including setting up first solid fixed ring (36) on motor casing (1) rear wall be equipped with second bearing (35) on first solid fixed ring (36), be fixed with rotating ring (34) on the outer lane of second bearing (35) there are turbine blade (33) along its axle center equipartition on rotating ring (34) be equipped with ring gear on rotating ring (34) be equipped with first motor (38) on the rear wall of motor casing (1) install first gear (37) on the motor shaft of first motor (38), first gear (37) and ring gear intermeshing.
5. The electric drive system for a new energy vehicle with auxiliary heat dissipation according to any one of claims 1 to 3, characterized in that: a plurality of air guide sheets (31) are arranged between the two connecting rods (22), the air guide sheets (31) are inclined sheets inclined towards the front side, and the connecting rods (22) and the air guide sheets (31) are made of aluminum.
6. The electric drive system for a new energy vehicle with auxiliary heat dissipation according to any one of claims 1 to 3, characterized in that: the motor casing is characterized in that a first communicating pipe (110) is arranged on the front end face of the motor casing (1), the first communicating pipe (110) extends backwards into the first annular cooling cavity (14), a second communicating pipe (210) is arranged on the rear end face of the front cover (21), the second communicating pipe (210) is communicated with the second annular cooling cavity (23), and the second communicating pipe (210) is inserted into the first communicating pipe (110).
7. The electric drive system for a new energy vehicle with auxiliary heat dissipation according to any one of claims 1 to 3, characterized in that: be equipped with the solid fixed ring of second (41) on the rear end face of ring type backshell (24) the solid fixed ring of second (41) female connection has collar (42) inner wall fixedly connected with dead lever (43), be equipped with inner ring (46) on dead lever (43), install on inner ring (46) circulating pump (45), be equipped with handle (44) on the rear end face of collar (42).
8. The electric drive system for a new energy vehicle with auxiliary heat dissipation according to any one of claims 1 to 3, characterized in that: the inner wall surface of the connecting rod (22) is attached with a semiconductor refrigerating sheet (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011245398.7A CN112421859B (en) | 2020-11-10 | 2020-11-10 | Supplementary radiating new energy automobile electricity system of driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011245398.7A CN112421859B (en) | 2020-11-10 | 2020-11-10 | Supplementary radiating new energy automobile electricity system of driving |
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| Publication Number | Publication Date |
|---|---|
| CN112421859A CN112421859A (en) | 2021-02-26 |
| CN112421859B true CN112421859B (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011245398.7A Active CN112421859B (en) | 2020-11-10 | 2020-11-10 | Supplementary radiating new energy automobile electricity system of driving |
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| Country | Link |
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| CN (1) | CN112421859B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116545179B (en) * | 2023-05-05 | 2024-04-26 | 常州宝龙电机股份有限公司 | Low-voltage high-current high-efficiency permanent magnet synchronous servo motor |
| CN116846148B (en) * | 2023-09-04 | 2023-11-17 | 广东兆力电机集团有限公司 | Motor with auxiliary heat dissipation device |
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| JP2013102105A (en) * | 2011-11-10 | 2013-05-23 | Yaskawa Electric Corp | Electronic component cooling unit, coil switcher, and rotary electric machine |
| CN105871124A (en) * | 2016-06-15 | 2016-08-17 | 上虞奥克斯齿轮电机有限公司 | Integrally-water-cooled motor |
| CN109921544A (en) * | 2017-12-13 | 2019-06-21 | 罗伯特·博世有限公司 | Motor |
| CN209767288U (en) * | 2019-04-12 | 2019-12-10 | 江阴市东泽铝业科技有限公司 | Motor housing for high-heat-dissipation electric automobile |
| CN210724476U (en) * | 2019-04-20 | 2020-06-09 | 付多智 | Dual-cooling motor structure |
| CN111835125A (en) * | 2020-08-07 | 2020-10-27 | 电子科技大学中山学院 | New energy automobile motor casing |
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2020
- 2020-11-10 CN CN202011245398.7A patent/CN112421859B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013102105A (en) * | 2011-11-10 | 2013-05-23 | Yaskawa Electric Corp | Electronic component cooling unit, coil switcher, and rotary electric machine |
| CN105871124A (en) * | 2016-06-15 | 2016-08-17 | 上虞奥克斯齿轮电机有限公司 | Integrally-water-cooled motor |
| CN109921544A (en) * | 2017-12-13 | 2019-06-21 | 罗伯特·博世有限公司 | Motor |
| CN209767288U (en) * | 2019-04-12 | 2019-12-10 | 江阴市东泽铝业科技有限公司 | Motor housing for high-heat-dissipation electric automobile |
| CN210724476U (en) * | 2019-04-20 | 2020-06-09 | 付多智 | Dual-cooling motor structure |
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| CN112421859A (en) | 2021-02-26 |
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Effective date of registration: 20230810 Address after: 230000 Room 203, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Hefei Jiuzhou Longteng scientific and technological achievement transformation Co.,Ltd. Address before: 528402, Xueyuan Road, 1, Shiqi District, Guangdong, Zhongshan Patentee before: University OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA, ZHONGSHAN INSTITUTE |
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