CN115459528A - Heat radiation structure - Google Patents
Heat radiation structure Download PDFInfo
- Publication number
- CN115459528A CN115459528A CN202211161775.8A CN202211161775A CN115459528A CN 115459528 A CN115459528 A CN 115459528A CN 202211161775 A CN202211161775 A CN 202211161775A CN 115459528 A CN115459528 A CN 115459528A
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- Prior art keywords
- motor
- heat exchanger
- heat
- fluid
- heat transfer
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- 230000005855 radiation Effects 0.000 title description 2
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 230000017525 heat dissipation Effects 0.000 claims abstract description 37
- 238000001704 evaporation Methods 0.000 claims abstract description 9
- 230000008020 evaporation Effects 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 claims description 57
- 239000007788 liquid Substances 0.000 claims description 7
- 230000004048 modification Effects 0.000 abstract description 6
- 238000012986 modification Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005191 phase separation Methods 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- H02K9/20—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil wherein the cooling medium vaporises within the machine casing
-
- 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
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a heat dissipation structure which is mainly applied to an electric automobile motor and comprises the electric automobile motor, at least one heat transfer mechanism and a heat exchanger; the electric automobile motor comprises a motor stator and a motor rotor, wherein the motor rotor is movably arranged in the motor stator; one end of at least one heat transfer mechanism is respectively arranged in the motor stator, the side edge of the motor stator or the side edge of the motor rotor, and the other end of the heat transfer mechanism is communicated with the heat exchanger; the heat exchanger is arranged above the motor of the electric automobile. According to the invention, the evaporation end of the heat transfer mechanism is arranged in the motor stator, at the side of the motor stator or at the side of the motor rotor, so that the problem of effective heat dissipation without large-scale modification and design of the existing motor is effectively solved.
Description
Technical Field
The invention relates to the technical field of heat exchange equipment, in particular to a heat dissipation structure.
Background
The electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels to run by using a motor, and meets various requirements of road traffic and safety regulations. Because the influence on the environment is smaller than that of the traditional automobile, the prospect is widely seen. The power supply provides electric energy for a driving motor of the electric automobile, and the electric motor of the electric automobile converts the electric energy of the power supply into mechanical energy to directly drive wheels and a working device through a transmission device. The electric automobile motor can produce a large amount of heats in the course of the work, if these heats do not in time conduct out, probably can damage the performance of electric motor car, and present electric motor car motor is mainly through oil spout cooling motor, so need a water oil heat exchanger to come the oil feeding cooling.
The publication number CN112383171A provides an oil-cooled heat dissipation type electric vehicle motor, which comprises a motor housing, a rotating shaft, a rotor and a stator, wherein the motor housing, the rotating shaft, the rotor and the stator are all revolving center structures of revolving bodies which are mutually overlapped, the rotating shaft, the rotor and the stator are arranged inside the motor housing, the rotor is fixed on the rotating shaft, and the stator is fixed on the inner wall of the motor housing corresponding to the rotor; the motor keeps the original performance by redesigning the internal structure of the motor; in addition, the internal space of the motor is divided by arranging different sealing pieces, and the redundant heat generated in the running process of the motor is taken away by utilizing the flowing of the heat dissipation oil in different oil passages; simultaneously at the operation in-process of motor, the heat dissipation oil after the use converges the back and discharges from the oil-out, then gets into cooling body after the drive of filter assembly, oil pump for cyclic utilization after the heat dissipation oil cooling, the heat dissipation oil of avoiding after the use carries impurity to destroy motor inner structure. Although the scheme can effectively reduce the temperature of the motor of the electric automobile, the internal structure of the motor needs to be redesigned, so that the production cost is invisibly increased; the problem that effective heat dissipation can be carried out without large-scale modification and design of an existing motor is solved.
Disclosure of Invention
One of the objectives of the present invention is to provide a heat dissipation structure, so as to solve the problem that the existing motor can be effectively cooled without large-scale modification and design.
The heat dissipation structure can be realized by the following technical scheme:
the invention discloses a heat dissipation structure which is mainly applied to an electric automobile motor and comprises the electric automobile motor, at least one heat transfer mechanism and a heat exchanger; the electric automobile motor comprises a motor stator and a motor rotor, wherein the motor rotor is movably arranged in the motor stator; one end of at least one heat transfer mechanism is respectively arranged in the motor stator, on the side of the motor stator or on the side of the motor rotor, and the other end of the heat transfer mechanism is communicated with the heat exchanger; the heat exchanger is arranged above the motor of the electric automobile.
In one embodiment, a plurality of mounting holes are uniformly and equidistantly arranged in the motor stator, and a plurality of evaporation ends of the heat transfer mechanism are respectively arranged in the corresponding mounting holes.
In one embodiment, the heat transfer mechanism adopts a liquid-vapor two-phase high heat transfer component.
In one embodiment, the heat exchanger is a water-cooled heat exchange device.
In one embodiment, one ends of the heat transfer mechanisms are uniformly and equidistantly arranged on the side of the motor stator respectively, and the other ends of the heat transfer mechanisms are communicated with the heat exchanger.
In one embodiment, each of the heat transfer mechanisms includes an evaporator, a fluid tube, and a steam tube; the evaporator is fixedly arranged on the side edge of the motor stator; one end of the fluid pipe and one end of the steam pipe are respectively communicated with the evaporator, and the other end of the fluid pipe and the other end of the steam pipe are communicated with the heat exchanger.
In one embodiment, the heat exchanger adopts a water-cooled heat exchange device or an air-cooled heat exchange device.
In one embodiment, the heat exchanger comprises a steam loop and a fluid loop, the steam loop is arranged at the center of the heat exchanger and is respectively communicated with a plurality of steam pipes; the fluid loop is a cavity surrounded by the steam loop and the inner side edge of the heat exchanger, and the fluid loops are respectively communicated with the plurality of fluid pipes.
In one embodiment, a vapor-liquid separator is disposed between the vapor loop and the fluid loop.
In one embodiment, the heat transfer mechanism comprises an evaporator, a plurality of fluid tubes, and a plurality of steam tubes; the evaporator surrounds the motor rotor, and the motor rotor is arranged in the evaporator and can rotate around the evaporator; one ends of the plurality of fluid pipes and the plurality of steam pipes are respectively communicated with the evaporator, and the other ends of the fluid pipes and the steam pipes are communicated with the heat exchanger.
Compared with the prior art, the heat dissipation structure has the beneficial effects that:
according to the heat dissipation structure, the evaporation end of the heat transfer mechanism is arranged in the motor stator, the side edge of the motor stator or the side edge of the motor rotor, and heat of the electric vehicle motor is transferred to the heat exchanger for heat dissipation in a liquid-vapor two-phase mode, so that the problem that the existing motor can be effectively dissipated without large-scale modification design is effectively solved, heat dissipation can be effectively performed only by small modification on the basis of the existing motor, and the production cost is reduced to a certain extent;
according to the heat dissipation structure, the steam loop and the fluid loop are arranged in the heat exchanger, and the steam-liquid separator is arranged on the steam loop and the fluid loop, so that liquid-vapor two-phase separation is effectively realized, and the heat dissipation performance of the heat dissipation structure is improved to a certain extent.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic perspective view of a first embodiment of a heat dissipation structure according to the present invention;
fig. 2 is an exploded view of the first embodiment of a heat dissipation structure of fig. 1;
fig. 3 is a schematic perspective view of a second embodiment of a heat dissipation structure according to the present invention;
fig. 4 is an exploded view of a second embodiment of the heat dissipation structure of fig. 3;
fig. 5 is a schematic perspective view illustrating a heat dissipation structure according to a third embodiment of the present invention;
fig. 6 is an exploded view of the heat dissipation structure of fig. 5 according to the third embodiment of the present invention.
The figures are marked by: 11, an electric vehicle motor; 111, a motor stator; 1111, mounting holes; 112, a motor rotor; 12, a heat transfer mechanism; 13, a heat exchanger; 21; an electric vehicle motor; 211, a motor stator; 212, a motor rotor; 22, a heat transfer mechanism; 221, an evaporator; 222, a fluid pipe; 223, a steam pipe; 23, a heat exchanger; 31, a motor rotor; 32, a heat transfer mechanism; 321, an evaporator; 322, a fluid pipe; 323, steam pipe; 33, heat exchanger.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like refer to orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Further, in the present disclosure, unless expressly stated or limited otherwise, the first feature may be located above or below the second feature and may comprise both the first and second features in direct contact, or may comprise the first and second features not being in direct contact but being in contact with each other by means of another feature therebetween. Also, the first feature may be over, above or on the second feature including the first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are absolutely horizontal or hanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
First embodiment
Referring to fig. 1 and fig. 2, in the embodiment, a heat dissipation structure of the present invention is mainly applied to an electric vehicle motor, and may include an electric vehicle motor 11, a plurality of heat transfer mechanisms 12, and a heat exchanger 13; the electric vehicle motor 11 comprises a motor stator 111 and a motor rotor 112, wherein the motor rotor 112 is movably arranged in the motor stator 111 and can rotate around the motor stator 111, so that electric energy is effectively converted into mechanical energy, and wheels are driven to rotate through a transmission device or directly; one ends of the heat transfer mechanisms 12 are uniformly and equidistantly arranged in the motor stator 111, the other ends of the heat transfer mechanisms are communicated with the heat exchanger 13, and heat of the motor stator 111 is transferred to the heat exchanger 13 through the heat transfer mechanisms 12 for heat dissipation; the heat exchanger 13 is arranged above the electric vehicle motor 11, so that the fluid in the heat exchanger 13 flows into the evaporation end of the heat transfer mechanism 12 under the action of gravity, and the heat of the motor stator 111 is conducted out.
Referring to fig. 2, in the present embodiment, a plurality of mounting holes 111 are uniformly and equidistantly formed in the motor stator 111, and a plurality of evaporation ends of the heat transfer mechanism 12 are respectively disposed in the corresponding mounting holes 111. In this embodiment, the heat transfer mechanism 12 is a liquid-vapor two-phase high heat transfer component, one end of the heat transfer mechanism 12 connected to the motor stator 111 is an evaporation end, and fluid in the evaporation end of the heat transfer mechanism 12 is vaporized by absorbing heat of the motor stator 111, so as to conduct heat of the motor stator 111; the end of the heat transfer mechanism 12 connected with the heat exchanger 13 is a condensation end, and the heat exchanger 13 condenses the steam at the condensation end of the heat transfer mechanism 12, so that liquid-vapor two-phase circulation is performed in the heat transfer mechanism 12. In this embodiment, the heat exchanger 13 is a water-cooled heat exchanger.
Second embodiment
Referring to fig. 3 and 4, in the present embodiment, a heat dissipation structure of the present invention is mainly applied to an electric vehicle motor, and may include an electric vehicle motor 21, a plurality of heat transfer mechanisms 22, and a heat exchanger 23; the electric vehicle motor 21 comprises a motor stator 211 and a motor rotor 212, wherein the motor rotor 212 is movably arranged in the motor stator 211 and can rotate around the motor stator 211, so that electric energy is effectively converted into mechanical energy, and wheels are driven to rotate through a transmission device or directly; one ends of the heat transfer mechanisms 22 are respectively and uniformly arranged on the side edge of the motor stator 211 at equal intervals, the other ends of the heat transfer mechanisms 22 are communicated with the heat exchanger 23, and heat of the motor stator 211 is transferred to the heat exchanger 23 through the heat transfer mechanisms 22 for heat dissipation; the heat exchanger 23 is disposed above the electric vehicle motor 21, so that the fluid in the heat exchanger 23 flows into the heat transfer mechanism 22 under the action of gravity, thereby conducting heat of the motor stator 211.
Referring to fig. 4, in the present embodiment, each of the heat transfer mechanisms 22 includes an evaporator 221, a fluid pipe 222, and a steam pipe 223; the evaporator 221 is fixedly arranged on the side edge of the motor stator 211; one end of the fluid pipe 222 and one end of the steam pipe 223 are respectively communicated with the evaporator 221, and the other end of the fluid pipe is communicated with the heat exchanger 23, the fluid pipe 222 transmits the fluid in the heat exchanger 23 to the evaporator 221 for vaporization, and the steam pipe 223 transmits the vapor vaporized in the evaporator 221 to the heat exchanger 23 for liquefaction. The heat exchanger 23 may adopt a water-cooled heat exchanger or an air-cooled heat exchanger, in this embodiment, the heat exchanger 23 adopts a water-cooled heat exchanger, which includes a steam loop and a fluid loop, the steam loop is disposed at a central position of the heat exchanger 23, and is respectively communicated with the plurality of steam pipes 223; the fluid loop is a cavity surrounded by the steam loop and the inner side edge of the heat exchanger 23, and the fluid loops are respectively communicated with the fluid pipes 222; a vapor-liquid separator is arranged between the steam loop and the fluid loop, and the vapor and the fluid are separated by the vapor-liquid separator, so that the fluid in the fluid loop is effectively prevented from entering the steam loop.
Third embodiment
Referring to fig. 5 and 6, in the present embodiment, a heat dissipation structure of the present invention is mainly applied to an electric vehicle motor, and may include a motor rotor 31, a heat transfer mechanism 32, and a heat exchanger 33; the heat transfer mechanism 32 includes an evaporator 321, a plurality of fluid tubes 322, and a plurality of steam tubes 323; the evaporator 321 is a motor stator surrounding the motor rotor 31, and the motor rotor 31 is disposed in the evaporator 321 and can rotate around the evaporator 321, so as to effectively convert electric energy into mechanical energy, and drive wheels to rotate through a transmission device or directly; one ends of the fluid pipes 322 and the steam pipes 323 are respectively communicated with the evaporator 321, and the other ends of the fluid pipes and the steam pipes are communicated with the heat exchanger 33, the fluid pipes 322 transmit the fluid in the heat exchanger 33 to the evaporator 321 for vaporization, and the steam pipes 323 transmit the vapor vaporized in the evaporator 321 to the heat exchanger 33 for liquefaction; the heat exchanger 33 is disposed above the motor rotor 31, so that the fluid in the heat exchanger 33 flows into the heat transfer mechanism 32 under the action of gravity, thereby conducting heat of the motor rotor 31.
Referring to fig. 6, in this embodiment, the heat exchanger 33 may adopt a water-cooled heat exchanger or an air-cooled heat exchanger, and in this embodiment, the heat exchanger 33 adopts a water-cooled heat exchanger, which includes a steam loop and a fluid loop, the steam loop is disposed at a central position of the heat exchanger 33 and is respectively communicated with the plurality of steam pipes 323; the fluid loop is a cavity defined by the steam loop and the inner side edge of the heat exchanger 33, and the fluid loop is communicated with the fluid pipes 322 respectively; in some embodiments, a vapor-liquid separator is disposed between the vapor loop and the fluid loop, and the vapor and the fluid are separated by the vapor-liquid separator, thereby effectively preventing the fluid in the fluid loop from entering the vapor loop.
It should be noted that, in the heat dissipation structure of the present invention, the evaporation end of the heat transfer mechanism 12 is respectively disposed in the motor stator 111, the side edge of the motor stator 211, or the side edge of the motor rotor 31, so as to effectively conduct heat of the electric vehicle motor to the heat exchanger for heat dissipation in a liquid-vapor two-phase manner, and meanwhile, by disposing the steam loop and the fluid loop in the heat exchanger, the liquid-vapor two-phase separation is effectively achieved.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (10)
1. A heat dissipation structure is applied to an electric automobile motor and is characterized by comprising the electric automobile motor, at least one heat transfer mechanism and a heat exchanger; the electric automobile motor comprises a motor stator and a motor rotor, wherein the motor rotor is movably arranged in the motor stator; one end of at least one heat transfer mechanism is respectively arranged in the motor stator, on the side of the motor stator or on the side of the motor rotor, and the other end of the heat transfer mechanism is communicated with the heat exchanger; the heat exchanger is arranged above the motor of the electric automobile.
2. The heat dissipating structure of claim 1, wherein a plurality of mounting holes are uniformly and equidistantly formed in the stator of the motor, and a plurality of evaporation ends of the heat transfer mechanism are respectively disposed in the corresponding mounting holes.
3. A heat dissipating structure according to claim 2, wherein the heat transfer means is a liquid-vapor two-phase high heat transfer member.
4. The heat dissipating structure of claim 2, wherein the heat exchanger is a water-cooled heat exchanger.
5. The heat dissipation structure as claimed in claim 1, wherein the heat transfer mechanisms are uniformly and equidistantly disposed at one end of the motor stator and at the other end of the heat transfer mechanisms are communicated with the heat exchanger.
6. A heat dissipation structure as claimed in claim 5, wherein each of the heat transfer mechanisms comprises an evaporator, a fluid pipe, and a steam pipe; the evaporator is fixedly arranged on the side edge of the motor stator; one end of the fluid pipe and one end of the steam pipe are respectively communicated with the evaporator, and the other ends of the fluid pipe and the steam pipe are communicated with the heat exchanger.
7. The heat dissipation structure as claimed in claim 5, wherein the heat exchanger is a water-cooled heat exchanger or an air-cooled heat exchanger.
8. The heat dissipating structure of claim 7, wherein the heat exchanger includes a vapor loop and a fluid loop, the vapor loop being disposed at a central position of the heat exchanger and communicating with the plurality of vapor pipes, respectively; the fluid loop is a cavity surrounded by the steam loop and the inner side edge of the heat exchanger, and the fluid loop is communicated with the fluid pipes.
9. A heat removal structure as claimed in claim 8, wherein a vapour-liquid separator is provided between the vapour loop and the fluid loop.
10. A heat dissipation structure as recited in claim 1, wherein the heat transfer mechanism comprises an evaporator, a plurality of fluid tubes, and a plurality of steam tubes; the evaporator surrounds the motor rotor, and the motor rotor is arranged in the evaporator and can rotate around the evaporator; one ends of the plurality of fluid pipes and the plurality of steam pipes are respectively communicated with the evaporator, and the other ends of the fluid pipes and the steam pipes are communicated with the heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211161775.8A CN115459528A (en) | 2022-09-23 | 2022-09-23 | Heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211161775.8A CN115459528A (en) | 2022-09-23 | 2022-09-23 | Heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115459528A true CN115459528A (en) | 2022-12-09 |
Family
ID=84306873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211161775.8A Pending CN115459528A (en) | 2022-09-23 | 2022-09-23 | Heat radiation structure |
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| Country | Link |
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| CN (1) | CN115459528A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102223010A (en) * | 2011-06-03 | 2011-10-19 | 谢逢华 | Conducting and radiating energy-saving motor |
| CN205846983U (en) * | 2016-05-25 | 2016-12-28 | 宝沃汽车（中国）有限公司 | Electromotor cooling system and the vehicle with it |
| CN206542293U (en) * | 2017-03-21 | 2017-10-03 | 北京新能源汽车股份有限公司 | Motor drive assembly and electric automobile |
| CN207218390U (en) * | 2017-08-17 | 2018-04-10 | 徐欣怡 | Brushless electric machine and hair-dryer |
| CN112290743A (en) * | 2020-10-13 | 2021-01-29 | 亚之捷智能装备(江苏)有限公司 | Loop heat pipe motor cooling structure |
| CN113178989A (en) * | 2021-04-28 | 2021-07-27 | 哈尔滨工业大学 | Evaporative cooling motor |
| US20210249936A1 (en) * | 2020-02-06 | 2021-08-12 | Grenergy Opto, Inc. | Closed-cycle heat dissipation structure of motor |
| CN113675980A (en) * | 2021-06-28 | 2021-11-19 | 东风汽车集团股份有限公司 | Electric automobile and driving motor and power assembly thereof |
| US20220069672A1 (en) * | 2020-08-31 | 2022-03-03 | General Electric Company | Cooling a stator housing of an electric machine |
| CN216290470U (en) * | 2021-10-22 | 2022-04-12 | 博格华纳汽车零部件（武汉）有限公司 | Oil cooling structure of driving motor of electric automobile |
-
2022
- 2022-09-23 CN CN202211161775.8A patent/CN115459528A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102223010A (en) * | 2011-06-03 | 2011-10-19 | 谢逢华 | Conducting and radiating energy-saving motor |
| CN205846983U (en) * | 2016-05-25 | 2016-12-28 | 宝沃汽车（中国）有限公司 | Electromotor cooling system and the vehicle with it |
| CN206542293U (en) * | 2017-03-21 | 2017-10-03 | 北京新能源汽车股份有限公司 | Motor drive assembly and electric automobile |
| CN207218390U (en) * | 2017-08-17 | 2018-04-10 | 徐欣怡 | Brushless electric machine and hair-dryer |
| US20210249936A1 (en) * | 2020-02-06 | 2021-08-12 | Grenergy Opto, Inc. | Closed-cycle heat dissipation structure of motor |
| US20220069672A1 (en) * | 2020-08-31 | 2022-03-03 | General Electric Company | Cooling a stator housing of an electric machine |
| CN112290743A (en) * | 2020-10-13 | 2021-01-29 | 亚之捷智能装备(江苏)有限公司 | Loop heat pipe motor cooling structure |
| CN113178989A (en) * | 2021-04-28 | 2021-07-27 | 哈尔滨工业大学 | Evaporative cooling motor |
| CN113675980A (en) * | 2021-06-28 | 2021-11-19 | 东风汽车集团股份有限公司 | Electric automobile and driving motor and power assembly thereof |
| CN216290470U (en) * | 2021-10-22 | 2022-04-12 | 博格华纳汽车零部件（武汉）有限公司 | Oil cooling structure of driving motor of electric automobile |
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