CN109088504B - Magnetic suspension motor device with high heat dissipation performance - Google Patents
Magnetic suspension motor device with high heat dissipation performance Download PDFInfo
- Publication number
- CN109088504B CN109088504B CN201811103890.3A CN201811103890A CN109088504B CN 109088504 B CN109088504 B CN 109088504B CN 201811103890 A CN201811103890 A CN 201811103890A CN 109088504 B CN109088504 B CN 109088504B
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- China
- Prior art keywords
- magnetic suspension
- suspension motor
- shell body
- solar energy
- heat dissipation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000725 suspension Substances 0.000 title claims abstract description 61
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 34
- 238000006243 chemical reaction Methods 0.000 claims abstract description 18
- 238000009423 ventilation Methods 0.000 claims abstract description 15
- 239000011257 shell material Substances 0.000 claims description 51
- 230000008878 coupling Effects 0.000 claims description 22
- 238000010168 coupling process Methods 0.000 claims description 22
- 238000005859 coupling reaction Methods 0.000 claims description 22
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 239000006185 dispersion Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 239000000110 cooling liquid Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 238000005339 levitation Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000005487 simulated microgravity Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
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
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
-
- 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
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a magnetic suspension motor shell with high heat dissipation performance, which comprises a shell body, wherein a magnetic suspension motor is arranged in the middle of the inner side of the shell body, one end of the magnetic suspension motor is provided with a linkage shaft, one side of the shell body is provided with a side baffle, the bottom end of the side baffle is provided with a base, the bottom end of the base is provided with a shell support, the top end of the base is provided with a solar energy plate, both ends of the bottom of the solar energy plate are provided with fixing blocks, the inner side of the solar energy plate is provided with a light energy conversion plate, the other side of the shell body is provided with a flange, one side of the flange is provided with a ventilation pipe, cooling liquid is cooled by circulating flow on a liquid tank, and in the flowing process, heat on the motor can be dispersed in an accelerating way by heat dissipation fans on both sides, and the motor can be well dispersed by the aid of inner and outer heat dissipation plates, so that the device has high heat dissipation performance.
Description
Technical Field
The invention relates to the technical field of magnetic suspension motor shells, in particular to a magnetic suspension motor device with high heat dissipation performance.
Background
With the development of aerospace industry, a space suspension technology in a simulated microgravity environment has become an important means for carrying out related high-tech research. The current suspension technology mainly comprises electromagnetic suspension, optical suspension, acoustic suspension, airflow suspension, electrostatic suspension, particle beam suspension and the like, wherein the electromagnetic suspension technology is mature, and is called EML technology for short. The main principle is that the suspension of the metal ball is realized by utilizing the vortex generated by the high-frequency electromagnetic field on the metal surface; the existing magnetic suspension motor shell is quite expensive in manufacturing cost, but the existing magnetic suspension motor on the market also faces the problems of a plurality of motors, and the heat dissipation on the device is insufficient to cause the damage of the machine, so that the heat dissipation problem on the existing motor shell is a very important problem, and the required shell bearing capacity is a problem when the magnetic suspension motor needs to ensure good stability of the device during use, so that the adopted magnetic suspension motor is supplied with traditional electric energy, so that the magnetic suspension motor has certain non-environmental protection;
therefore, how to design a magnetic suspension motor device with high heat dissipation performance becomes a current problem to be solved.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art and provides a magnetic suspension motor device with high heat dissipation performance so as to solve the problems of the prior art.
In order to solve the technical problems, the invention provides the following technical scheme:
The invention provides a magnetic suspension motor device with high heat dissipation performance, which comprises a shell body, a magnetic suspension motor, side baffles, a shell support, an inner heat dissipation plate, a linkage shaft, a flange, a ventilation pipe, a coupling pipe, a connecting rubber ring, a built-in fan, an inner liquid storage pipe, an aluminum shell material, a liquid tank, a buffer sheet, a base, a fixing block, a solar energy plate, an outer heat dissipation plate and a light energy conversion plate, and is characterized in that: the magnetic levitation motor is arranged in the middle of the inner side of the housing body, the linkage shaft is arranged at one end of the magnetic levitation motor, the side baffle is arranged at one side of the housing body, the base is arranged at the bottom end of the side baffle, the housing support is arranged at the bottom end of the base, the solar panel is arranged at the top end of the base, the fixing blocks are arranged at the two ends of the bottom of the solar panel, the optical energy conversion plate is arranged at the inner side of the solar panel, the flange is arranged at the other side of the housing body, the ventilation pipe is arranged at one side of the ventilation pipe, the coupling pipe is arranged at the middle end of the ventilation pipe, the connecting rubber ring is arranged at the other side of the coupling pipe, the inner side of the housing body is provided with the inner heat dissipation plate, the inner liquid storage pipe is arranged at the middle end of the inner layer of the housing body, the buffer pieces are arranged at the two ends of the inner liquid storage pipe, the side parts of the liquid storage pipe are respectively provided with the liquid groove, the outer layer of the liquid groove is provided with the aluminum housing material, the two sides of the inner liquid storage pipe are respectively provided with the fan, the housing body is respectively, the housing body is arranged at the two sides of the inner liquid storage pipe, the housing is respectively, the fan is respectively, the housing body is provided with the magnet coupling pipe is tightly connected with the magnet suspension ring, the magnet suspension motor body is fixedly connected with the magnet suspension motor body, the magnet suspension motor body is arranged in the housing body, the magnet suspension body is tightly, the magnet suspension magnetic levitation motor is fixedly connected with the housing body, the magnet, the housing body, the magnet is fixedly connected with the housing body, and the magnet and the housing body, and the magnet has the magnet suspension magnet. The liquid tank is communicated with the internal liquid storage tube, the solar energy plate is electrically connected with the light energy conversion plate, the light energy conversion plate is electrically connected with the storage battery in the shell body, the storage battery is electrically connected with the temperature sensor, the temperature sensor is electrically connected with the built-in fan through the controller, the internal heat dissipation plate is embedded in the shell body, and the external heat dissipation plate is embedded in the shell body.
The magnetic suspension motor shell with high heat dissipation performance has the beneficial effects that:
advantage 1: this high heat dispersion's magnetic suspension motor housing passes through designed cooling system, and the device housing is provided with the stock solution pipe at its inlayer, and the coolant liquid cools off through circulating flow on the cistern, and at the in-process that flows, the radiator fan of both sides can be fine carries out the acceleration to the heat on the motor and diverges, through the inside and outside heating panel that sets up, carries out fine and gives off the heat, can be fine carry out efficient heat dissipation to the motor for the device has high heat dispersion.
Advantage 2: this high heat dispersion's magnetic suspension motor housing is through the lateral part baffle machine bottom plate that sets up, and this magnetic suspension motor is provided with fine device shell, and motor shell is mainly dispelled the heat and the supporting role to the motor inside, and the tip of adding the motor main part is provided with the base of baffle and bottom and adds the support for the magnetic suspension can be more steady and firm place the use, has improved the convenience that the device used.
Advantage 3: this high heat dispersion's magnetic suspension motor housing passes through the solar energy board that sets up, and the power supply mode of design is except traditional electric energy supply on this magnetic suspension motor, still sets up by solar energy board on motor housing, and solar energy board can conduct the conversion of electric energy on the light energy conversion board with light energy, and when using daytime, solar energy board just can charge through the battery on the motor, when no light or no electricity, can utilize the battery to supply the use to the motor, practices thrift the electric power resource, has improved the feature of environmental protection of device.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the housing body of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic view of a portion of the side dam of FIG. 1 according to the present invention;
In the figure: 1. the solar energy power generation device comprises a shell body, 2, a magnetic suspension motor, 3, side baffles, 4, a shell support, 5, an inner heat dissipation plate, 6, a linkage shaft, 7, a flange, 8, a ventilation pipe, 9, a coupling through pipe, 10, a connecting rubber ring, 11, a built-in fan, 12, an inner liquid storage pipe, 13, an aluminum shell material, 14, a liquid groove, 15, a buffer sheet, 16, a base, 17, a fixed block, 18, a solar energy plate, 19, an outer heat dissipation plate, 20 and a light energy conversion plate.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the attached drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Example 1: referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high heat dispersion's magnetic suspension motor device, includes shell body 1, magnetic suspension motor 2, lateral part baffle 3, shell support 4, interior heating panel 5, universal driving shaft 6, flange 7, ventilation pipe 8, shaft coupling siphunculus 9, linking rubber ring 10, built-in fan 11, interior liquid storage tube 12, aluminum hull material 13, cistern 14, buffer sheet 15, base 16, fixed block 17, solar energy board 18, outer heating panel 19 and light energy conversion board 20, its characterized in that: the middle part of the inner side of the shell body 1 is provided with a magnetic suspension motor 2, one end of the magnetic suspension motor 2 is provided with a linkage shaft 6, one side of the shell body 1 is provided with a side baffle 3, the bottom end of the side baffle 3 is provided with a base 16, the bottom end of the base 16 is provided with a shell support 4, the top end of the base 16 is provided with a solar energy plate 18, both ends of the bottom of the solar energy plate 18 are provided with fixing blocks 17, the inner side of the solar energy plate 18 is provided with a light energy conversion plate 20, the other side of the shell body 1 is provided with a flange 7, one side of the flange 7 is provided with a ventilation pipe 8, the middle end of one side of the ventilation pipe 8 is provided with a coupling pipe 9, the other side of the coupling pipe 9 is provided with a connecting rubber ring 10, the inner side of the shell body 1 is provided with an inner heat dissipation plate 5, the middle end of the inner layer of the shell body 1 is provided with an inner liquid storage pipe 12, both ends of the inner liquid storage pipe 12 are provided with buffer sheets 15, both ends of the inner liquid storage pipe 12 are provided with a liquid groove 14, the outer layer of the liquid tank 14 is provided with an aluminum shell material 13, both sides of the inner liquid storage tube 12 are provided with built-in fans 11, the outer side of the shell body 1 is provided with an outer heat dissipation plate 19, a connecting rubber ring 10 is fixed on a coupling pipe 9, a magnetic suspension motor 2 is provided with a temperature sensor, a flange 7 is fixed on the coupling pipe 9, a ventilation pipe 8 is fixed on the flange 7, the built-in fans 11 are fixed inside the shell body 1 through screws, the magnetic suspension motor 2 is embedded in a side baffle 3, a shell support 4 is fixedly connected with a base 16, the magnetic suspension motor 2 is tightly arranged in the shell body 1, a coupling shaft 6 is sleeved in the coupling pipe 9, the liquid tank 14 is tightly arranged in the shell body 1, the liquid tank 14 is communicated with the inner liquid storage tube 12, a solar energy plate 18 is electrically connected with a light energy conversion plate 20, the light energy conversion plate 20 is electrically connected with a storage battery in the shell body 1, the storage battery is electrically connected with the temperature sensor, the temperature sensor is electrically connected with the built-in fan 11 through the controller, the inner radiating plate 5 is embedded in the shell body 1, and the outer radiating plate 19 is embedded in the shell body 1.
The device is a magnetic suspension motor device with high heat dissipation performance, which comprises a shell body 1, a magnetic suspension motor 2, a side baffle 3, a shell support 4, an inner heat dissipation plate 5, a linkage shaft 6, a flange 7, a ventilation pipe 8, a coupling pipe 9, a connecting rubber ring 10, an inner fan 11, an inner liquid storage pipe 12, an aluminum shell material 13, a liquid groove 14, a buffer sheet 15, a base 16, a fixed block 17, a solar energy plate 18, an outer heat dissipation plate 19 and a light energy conversion plate 20, firstly, the whole device is properly detected, the stability of each component is checked, the magnetic suspension motor 2 is installed on the shell body 1, one end of the magnetic suspension motor is connected with the side baffle 3, the other end of the magnetic suspension motor is connected with the linkage shaft 6 through the coupling pipe 9, and then the shell body 1 is firmly installed on the base 16 by using set bolts, the shell body 1 is stably placed by utilizing the shell support 4, in the use process, the device shell body 1 is provided with the inner liquid storage tube 12 at the inner layer of the device shell body, cooling liquid is circulated on the liquid tank 14 for cooling, in the flowing process, the heat on the motor can be well accelerated and dispersed by the heat dissipation built-in fans 11 at the two sides, the heat can be well dispersed by the arranged inner heat dissipation plate 5 and the outer heat dissipation plate 19, the motor can be well efficiently dissipated, the solar energy plate 18 is arranged, the solar energy plate 18 can conduct the light energy to convert the electric energy on the light energy conversion plate 20, the solar energy plate can be charged by the storage battery on the motor during the daytime, and the motor can be supplied and used by the storage battery during the non-light or non-electricity state, so that the device is used.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention.
Claims (1)
1. The utility model provides a high heat dispersion's magnetic suspension motor device, including shell body (1), magnetic suspension motor (2), lateral part baffle (3), shell support (4), interior heating panel (5), universal driving axle (6), flange (7), ventilation pipe (8), shaft coupling siphunculus (9), link up rubber ring (10), built-in fan (11), interior liquid storage tube (12), aluminum hull material (13), cistern (14), buffer sheet (15), base (16), fixed block (17), solar energy board (18), outer heating panel (19) and light energy conversion board (20), its characterized in that: the utility model discloses a magnetic suspension motor, a housing body (1), a solar energy conversion plate (20) and a buffer tank (12) are arranged in the middle of the inner side of the housing body (1), a magnetic suspension motor (2) is arranged at one end of the magnetic suspension motor (2), a side baffle (3) is arranged at one side of the housing body (1), a base (16) is arranged at the bottom of the base (16), a housing support (4) is arranged at the bottom of the base (16), a solar energy plate (18) is arranged at the top of the base (16), fixing blocks (17) are arranged at two ends of the bottom of the solar energy plate (18), a flange (7) is arranged at the other side of the housing body (1), a ventilation pipe (8) is arranged at one side of the flange (7), a coupling pipe (9) is arranged at the middle end of one side of the ventilation pipe, a coupling pipe (9) is arranged at the other side of the coupling pipe (10), an inner heat dissipation plate (5) is arranged at the inner side of the housing body (1), a buffer tank (12) is arranged at two ends of the buffer tank (12), the outer layer of the liquid tank (14) is provided with the aluminum shell material (13), both sides of the inner liquid storage tube (12) are respectively provided with the built-in fan (11), the outer side of the shell body (1) is provided with the outer heat dissipation plate (19), the connecting rubber ring (10) is fixed on the coupling pipe (9), the magnetic suspension motor (2) is provided with a temperature sensor, the flange (7) is fixed on the coupling pipe (9), the ventilation tube (8) is fixed on the flange (7), the built-in fan (11) is fixed inside the shell body (1) through screws, the magnetic suspension motor (2) is embedded in the side baffle (3), the shell support (4) is fixedly connected with the base (16), the magnetic suspension motor (2) is tightly arranged in the shell body (1), the coupling shaft (6) is sleeved in the coupling pipe (9), the liquid tank (14) is tightly arranged in the shell body (1), the liquid tank (14) is electrically connected with the solar energy conversion tube (20) and the solar energy conversion tube (12) is electrically connected with the storage battery (20), the temperature sensor is electrically connected with the built-in fan (11) through the controller, the inner radiating plate (5) is embedded and arranged in the shell body (1), and the outer radiating plate (19) is embedded and arranged in the shell body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811103890.3A CN109088504B (en) | 2018-09-21 | 2018-09-21 | Magnetic suspension motor device with high heat dissipation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811103890.3A CN109088504B (en) | 2018-09-21 | 2018-09-21 | Magnetic suspension motor device with high heat dissipation performance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109088504A CN109088504A (en) | 2018-12-25 |
| CN109088504B true CN109088504B (en) | 2024-05-17 |
Family
ID=64842141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811103890.3A Active CN109088504B (en) | 2018-09-21 | 2018-09-21 | Magnetic suspension motor device with high heat dissipation performance |
Country Status (1)
| Country | Link |
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| CN (1) | CN109088504B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641326B (en) * | 2020-07-04 | 2022-10-21 | 威鹏双携(福建龙岩)科技有限公司 | Magnetic suspension solar rotating device |
| CN116995857B (en) * | 2023-09-28 | 2023-12-15 | 常州明磁卓控智能科技有限公司 | Magnetic suspension motor with high heat dissipation performance |
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| CA2683486A1 (en) * | 2008-10-28 | 2010-04-28 | Siemens Aktiengesellschaft | Arrangement for cooling of an electrical machine |
| CN206250875U (en) * | 2016-12-16 | 2017-06-13 | 贵阳航空电机有限公司 | A kind of motor dehumidifying and cooling heat radiation protection device |
| CN207426881U (en) * | 2017-11-28 | 2018-05-29 | 湖北科技学院 | A kind of magnetic suspension motor radiator |
| CN207719974U (en) * | 2017-12-28 | 2018-08-10 | 南京磁谷科技有限公司 | A kind of enclosed cooling fan structure of magnetic suspension motor rotor |
| CN108551234A (en) * | 2018-06-09 | 2018-09-18 | 常州瑞丰特科技有限公司 | A kind of cooling structure of permanent magnetism PM stepper motors |
| CN207884393U (en) * | 2018-03-21 | 2018-09-18 | 青岛森沃德机电有限公司 | A kind of motor casing of good heat dissipation effect |
| CN208874402U (en) * | 2018-09-21 | 2019-05-17 | 常州明磁卓控智能科技有限公司 | A kind of magnetic suspension motor shell of high heat dispersion |
-
2018
- 2018-09-21 CN CN201811103890.3A patent/CN109088504B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2683486A1 (en) * | 2008-10-28 | 2010-04-28 | Siemens Aktiengesellschaft | Arrangement for cooling of an electrical machine |
| CN206250875U (en) * | 2016-12-16 | 2017-06-13 | 贵阳航空电机有限公司 | A kind of motor dehumidifying and cooling heat radiation protection device |
| CN207426881U (en) * | 2017-11-28 | 2018-05-29 | 湖北科技学院 | A kind of magnetic suspension motor radiator |
| CN207719974U (en) * | 2017-12-28 | 2018-08-10 | 南京磁谷科技有限公司 | A kind of enclosed cooling fan structure of magnetic suspension motor rotor |
| CN207884393U (en) * | 2018-03-21 | 2018-09-18 | 青岛森沃德机电有限公司 | A kind of motor casing of good heat dissipation effect |
| CN108551234A (en) * | 2018-06-09 | 2018-09-18 | 常州瑞丰特科技有限公司 | A kind of cooling structure of permanent magnetism PM stepper motors |
| CN208874402U (en) * | 2018-09-21 | 2019-05-17 | 常州明磁卓控智能科技有限公司 | A kind of magnetic suspension motor shell of high heat dispersion |
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| Publication number | Publication date |
|---|---|
| CN109088504A (en) | 2018-12-25 |
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