CN106059196B - A kind of motor of rapid heat dissipation - Google Patents
A kind of motor of rapid heat dissipation Download PDFInfo
- Publication number
- CN106059196B CN106059196B CN201610516184.6A CN201610516184A CN106059196B CN 106059196 B CN106059196 B CN 106059196B CN 201610516184 A CN201610516184 A CN 201610516184A CN 106059196 B CN106059196 B CN 106059196B
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- CN
- China
- Prior art keywords
- motor
- face
- shaft
- installation
- 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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Links
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 45
- 238000004806 packaging method and process Methods 0.000 claims abstract description 25
- 230000002787 reinforcement Effects 0.000 claims abstract description 12
- 230000006698 induction Effects 0.000 claims abstract description 6
- 210000002421 cell wall Anatomy 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 239000011469 building brick Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- 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
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
-
- 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
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The present invention relates to motor field, and in particular to a kind of motor of rapid heat dissipation.Including stator, the rotor being sheathed in stator and the shaft being arranged on rotor, further include the housing that venthole is provided with the shell end face being sheathed on stator being mutually adapted and center is equipped with the base of location and installation hole post, circuit board is provided with the outside of base, in shaft induction fan is installed with the outside of shell end face, the outside upper plastic packaging of stator has plastic-sealed body, and plastic-sealed body is equipped with a circle towards integrally connected on the end face of base side and is posted by the plastic packaging reinforcement clamping ring that the housing sidewall face is set.Board rear end air-flow is sent into motor by the venthole on circuit board and bottom plate, air-flow equally between circuit board and bottom plate is sent into motor by the venthole on bottom plate, then the heat in motor is absorbed, then motor is quickly exported through tilting the venthole for strengthening putting hole slot wall.Whole motor globality is strong, and compact-sized, convenient for disassembly and assembly, cost is low, and intensity is high, and stability is good, low noise.
Description
Technical field
The present invention relates to motor field, and in particular to a kind of motor of rapid heat dissipation.
Background technology
At present, motor is widely used in electronics and automation equipment industry.Motor in the process of running, larger electric current
The coil of stator is injected, so that coil produces substantial amounts of heat, caused heat is constantly assembled with the growth of future time, made
The temperature for obtaining motor internal gradually rises, so that the working performance of motor internal part is influenced, to the service life of each part
Have a great impact, the especially influence to circuit board becomes apparent, and the electronic building brick for being easier to occur destroying on circuit board shows
As even resulting in circuit board and burning out.The more existing motor with radiator structure, is only applicable to for inner stator outer-rotor structure
Motor, it is bad for the effect structure of external stator rotor.
The content of the invention
The purpose of the present invention is provide a kind of motor of rapid heat dissipation regarding to the issue above.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of motor of rapid heat dissipation, including stator, the rotor being sheathed in stator and the shaft being arranged on rotor, are also wrapped
Include the housing that venthole is provided with the shell end face being sheathed on stator being mutually adapted and center is equipped with the bottom of location and installation hole post
, circuit board is provided with the outside of base, induction fan is installed with the outside of the shell end face in the shaft, it is described fixed
The outside upper plastic packaging of son has plastic-sealed body, and the plastic-sealed body is posted by described towards integrally connected on the end face of base side equipped with a circle
The plastic packaging that housing sidewall face is set strengthens clamping ring, and the housing rear end extends back and turns down to be formed to rotor shaft direction and is pressed against
The plastic packaging strengthens the spacing folded plate of connected riveting on clamping ring end face, and the base includes the seat board for offering some ventholes
Strengthen the seat edge on clamping ring inner surface with the plastic packaging of having reclined, between the hole inner wall and shaft of the location and installation hole post with
And it is provided with the bearing being sheathed in the shaft between the shell end face and the shaft.
Preferably, shell end face local inner concave, which forms installation, strengthens ring recess, ring recess side cell wall is strengthened in the installation
Between the shell end face formed bearing erecting bed, opposite side cell wall be along slot bottom to notch direction arrive with respect to cell wall distance by
The big inclination of gradual change is strengthened putting hole slot wall.
Put preferably, the venthole is opened in the inclination reinforcement on hole slot wall.
Preferably, the induction fan includes the fan shaft hole post being sheathed in the shaft and encloses arranged on the wind
The spiral fan on axis hole column is fanned, the position for installing reinforcement ring recess is corresponded on the spiral fan to the installation stiffening ring
Groove extends to form the first drainage aerofoil.
Preferably, the positioning frustum enclosed on the location and installation hole post outer circumferential surface, institute are provided with the seat board
State circuit board and be sheathed on by being opened in the through hole at circuit board center on the positioning frustum, on the connected spacing folded plate of riveting
It is connected with to be turned down from the connected spacing folded plate of riveting and laminated into motor and closes side along upper riveting positioning in the seat,
And the riveting positioning closes the end on side along being against in the plate face of the circuit board, the through-hole aperture at the circuit board center is less than institute
The maximum cross-section diameter of positioning frustum is stated, more than the smallest cross-sectional diameter of positioning frustum.
Said structure ensure that circuit board is that frame is placed on the positioning frustum, and between bottom plate and maintain certain
Airflow distance.It is and easy for installation.Position frustum at the same time to enclose outside location and installation hole post, improve location and installation hole post
Torsional strength, and the bonding strength between bottom plate, ensure verticality between the two.
Preferably, it is evenly equipped with several connections on the portion perimeter face that the location and installation hole post is located in the motor
The even power of the seat board helps reinforcing plate.
Preferably, the positioning frustum is locally to tilt what some oblique stripes formed formed to the back-end by seat board body
Local hollow out frustum, the set between the oblique stripe by being fixed on oblique stripe rear end and being sheathed in the location and installation hole post
Ring connects.
Even power helps reinforcing plate to improve the torsional strength of location and installation hole post from both ends with oblique stripe, ensure that shaft exists
The stability that the end is connected with bearing.It is easy to process and oblique stripe directly forms intensity height by positioning frustum.
Preferably, the outer installation stage coordinated with bearing outer ring, the shaft are provided with the location and installation hole post
On be provided with and bearing inner race coordinates and two parts shaft different by diameter is formed interior installation stage.
Preferably, the plastic packaging strengthens clamping ring as the interruption circle being made of uniformly distributed some fan ring plastic packaging convex blocks, institute
Seat is stated to strengthen clamping ring and the seat along several interruption edges set for the corresponding fan ring, the plastic packaging and also wear between
There is clamping screw.
Preferably, being provided with integrally connected on the plastic-sealed body and put hole slot wall to the inclination reinforcement and extend and push up
Strengthen putting some spacing stays on hole slot wall in described tilt.
In conclusion the invention has the advantages that：
1st, the volume of air flow chamber is not only reduced in the setting of the application structure, and form rule leads flow path, avoids being vortexed,
And as early as possible export hot-fluid to guidance quality, shorten heat residence time in motor, and add the fan of the first drainage aerofoil
Drain with strong points, drainage is fast, and can guarantee that the convenient installation of bearing, casing rigidity are high with shaft stable connection again.And tilt
Reinforcement puts hole slot wall to being opened up to stator, and the first drainage aerofoil can be most directly by the heat derives on heat source, and constantly by electricity
Cold air outside the plate of road is pumped into motor inner equilibrium air pressure, therefore heat is difficult not only to be flowed to circuit board direction, can also constantly be had
Cold air stream passes through circuit board, cools down to circuit board.
2nd, the vicarious stress equalization of the application, will not produce bending, and the bearing positioned at rotor both sides has supported shaft well
Distorting stress, shaft running accuracy is high.And the part positioning end of the application and the verticality of axial line are high, accurate positioning, axis
It will not make shaft strength uneven when holding pretension and influence the service life of bearing, improve the rigidity of main shaft.Housing, the plastic packaging of the application
It is connected between body, base, shaft firm, twisting resistance is strong, and intensity is high, and its stability is good, and vibrations are small, more mute, and whole electricity
Machine globality is strong, compact-sized, convenient for disassembly and assembly, and cost is low.
3rd, motor of the structure of the application particularly suitable for external stator inner rotor core, pointedly carries out heat source quick
Heat dissipation.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Embodiment
The present invention is described in further detail below in conjunction with attached drawing.
This specific embodiment is only explanation of the invention, it is not limitation of the present invention, people in the art
Member as needed can make the present embodiment the modification of no creative contribution after this specification is read, but as long as at this
All protected in the right of invention be subject to Patent Law.
Embodiment one：
A kind of motor of rapid heat dissipation, including stator 2, the rotor 3 being sheathed in stator and the shaft 4 being arranged on rotor,
Further include the housing 5 that venthole 51 is provided with the shell end face 53 being sheathed on stator being mutually adapted and center is equipped with location and installation
The base 6 of hole post 61, circuit board 7 is provided with the outside of base, is installed with and draws on the outside of the shell end face in the shaft
Flow fan 8, the outside upper plastic packaging of stator have plastic-sealed body 9, and the plastic-sealed body is set towards integrally connected on the end face of base side
There is a circle to be posted by the plastic packaging that the housing sidewall face is set and strengthen clamping ring 91, the housing rear end extends back and to shaft
Direction turns down the spacing folded plate 52 of connected riveting to be formed and be pressed against on the plastic packaging reinforcement clamping ring end face, and the base includes opening
Seat board 62 equipped with some ventholes and the plastic packaging that reclined strengthen seat on clamping ring inner surface along 63, the location and installation
The axis being sheathed in the shaft is provided between the hole inner wall and shaft of hole post and between the shell end face and the shaft
Hold 1.
Shell end face local inner concave forms installation and strengthens ring recess 531, the installation strengthen ring recess side cell wall with it is described
Bearing erecting bed 532 is formed between shell end face, opposite side cell wall is gradual along the distance of slot bottom to notch direction to opposite cell wall
The inclination to become larger is strengthened putting hole slot wall 533.
The venthole is opened in the inclination reinforcement and puts on hole slot wall.
The induction fan includes the fan shaft hole post 81 being sheathed in the shaft and encloses arranged on the fan axis hole
Spiral fan on column, the installation is corresponded on the spiral fan strengthens the position of ring recess and strengthen ring recess extension to the installation
Form the first drainage aerofoil 82.
The positioning frustum 64 enclosed on the location and installation hole post outer circumferential surface, the circuit board are provided with the seat board
Through hole by being opened in circuit board center is sheathed on the positioning frustum, integrally connected on the connected spacing folded plate of riveting
Have to be turned down from the connected spacing folded plate of riveting and laminated into motor and close side 54 along upper riveting positioning in the seat, and it is described
Riveting positioning closes the end on side along being against in the plate face of the circuit board, and the through-hole aperture at the circuit board center is less than the positioning
The maximum cross-section diameter of frustum, more than the smallest cross-sectional diameter of positioning frustum.
Said structure ensure that circuit board is that frame is placed on the positioning frustum, and between bottom plate and maintain certain
Airflow distance.It is and easy for installation.Position frustum at the same time to enclose outside location and installation hole post, improve location and installation hole post
Torsional strength, and the bonding strength between bottom plate, ensure verticality between the two.
The outer installation stage 611 coordinated with bearing outer ring is provided with the location and installation hole post, is set in the shaft
There is the interior installation stage 41 that two parts shaft coordinate from bearing inner race and different by diameter is formed.
Embodiment two：
Unlike the embodiments above be in is located on the portion perimeter face in the motor in the location and installation hole post
It is furnished with several even power for connecting the seat board and helps reinforcing plate 65.
The positioning frustum is locally to tilt the local hollow out that some oblique stripes formed form to the back-end by seat board body
Frustum, is connected by the lantern ring for being fixed on oblique stripe rear end and being sheathed in the location and installation hole post between the oblique stripe.
Even power helps reinforcing plate to improve the torsional strength of location and installation hole post from both ends with oblique stripe, ensure that shaft exists
The stability that the end is connected with bearing.It is easy to process and oblique stripe directly forms intensity height by positioning frustum.
Embodiment three：
Unlike the embodiments above be in strengthens clamping ring as by uniformly distributed some fan ring plastic packaging group of bumps in the plastic packaging
Into interruption circle, the seat along several interruption edges set for the corresponding fan ring, the plastic packaging strengthen clamping ring with it is described
Seat is also equipped with clamping screw between.
Example IV：
It is unlike the embodiments above be in be provided with the plastic-sealed body integrally connected and to it is described inclination reinforcement put
Hole slot wall extends and withstands on described tilt and strengthens putting some spacing stays 92 on hole slot wall.
Under the drainage of fan, board rear end air-flow is sent into motor by the venthole on circuit board and bottom plate
Interior, the air-flow between same circuit board and bottom plate is sent into motor by the venthole on bottom plate, then absorbs the heat in motor
Amount, then quickly exported motor through tilting the venthole for strengthening putting hole slot wall.Whole motor globality is strong, compact-sized, dismounting
Convenient, cost is low, and intensity is high, and stability is good, low noise.
Claims (8)
1. a kind of motor of rapid heat dissipation, including stator（2）, the rotor that is sheathed in stator（3）With the shaft being arranged on rotor
（4）, it is characterised in that：Further include the shell end face being sheathed on stator being mutually adapted（53）On be provided with venthole（51）Housing
（5）Location and installation hole post is equipped with center（61）Base（6）, circuit board is provided with the outside of base（7）, the shaft is upper
Induction fan is installed with the outside of the shell end face（8）, plastic packaging has plastic-sealed body to the stator outside（9）, the plastic-sealed body direction
A circle is equipped with to integrally connected on the end face of base side and is posted by the plastic packaging reinforcement clamping ring that the housing sidewall face is set
（91）, the housing rear end extends back and turns down to be formed to rotor shaft direction and be pressed against the plastic packaging and strengthen on clamping ring end face
Be connected the spacing folded plate of riveting（52）, seat board of the base including offering some ventholes（62）Add with the plastic packaging is posted by
Seat edge on strong ties circle inner surface（63）, between the hole inner wall and shaft of the location and installation hole post and shell end face with
The bearing being sheathed in the shaft is provided between the shaft（1）；Shell end face local inner concave forms installation stiffening ring
Groove（531）, bearing erecting bed is formed between the installation reinforcement ring recess side cell wall and the shell end face（532）, another side channel
Wall is that the inclination become larger along the distance of slot bottom to notch direction to opposite cell wall is strengthened putting hole slot wall（533）；The seat board
On be provided with the positioning frustum enclosed on the location and installation hole post outer circumferential surface（64）, the circuit board is by being opened in circuit
The through hole at plate center is sheathed on the positioning frustum, is connected with the connected spacing folded plate of riveting by the connected riveting
Press spacing folded plate to be turned down into motor and laminate and close side along upper riveting positioning in the seat（54）, and side is closed in riveting positioning
End along being against in the plate face of the circuit board, the maximum that the through-hole aperture at the circuit board center is less than the positioning frustum is cut
Face diameter, more than the smallest cross-sectional diameter of positioning frustum.
A kind of 2. motor of rapid heat dissipation according to claim 1, it is characterised in that：The venthole is opened in described tilt and adds
Put on hole slot wall by force.
A kind of 3. motor of rapid heat dissipation according to claim 2, it is characterised in that：The induction fan includes being sheathed on described
Fan shaft hole post in shaft（81）And the spiral fan in the fan shaft hole post is enclosed, it is corresponding on the spiral fan
The position that ring recess is strengthened in the installation extends to form the first drainage aerofoil to the installation reinforcement ring recess（82）.
A kind of 4. motor of rapid heat dissipation according to claim 1, it is characterised in that：The location and installation hole post is located at the electricity
Several even power for connecting the seat board are evenly equipped with portion perimeter face in machine and help reinforcing plate（65）.
A kind of 5. motor of rapid heat dissipation according to claim 1, it is characterised in that：The positioning frustum is by seat board body office
Portion tilts the local hollow out frustum of some oblique stripes composition formed to the back-end, by being fixed on oblique stripe between the oblique stripe
Rear end and the lantern ring connection being sheathed in the location and installation hole post.
A kind of 6. motor of rapid heat dissipation according to claim 1, it is characterised in that：Be provided with the location and installation hole post with
The outer installation stage that bearing outer ring coordinates（611）, it is provided with the shaft coordinating from bearing inner race and different by diameter
The interior installation stage that two parts shaft is formed（41）.
A kind of 7. motor of rapid heat dissipation according to claim 1, it is characterised in that：It is by uniformly distributed that the plastic packaging, which strengthens clamping ring,
Some fan ring plastic packaging convex blocks composition interruption circle, the seat is along several interruptions set for the corresponding fan ring plastic packaging convex block
Edge, the plastic packaging strengthen clamping ring and the seat and are also equipped with clamping screw between.
A kind of 8. motor of rapid heat dissipation according to claim 1, it is characterised in that：Integrally connected is provided with the plastic-sealed body
And to it is described tilt to strengthen putting hole slot wall and extend and withstand on described tilt reinforcement and put some spacing stays on hole slot wall（92）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610516184.6A CN106059196B (en) | 2016-07-04 | 2016-07-04 | A kind of motor of rapid heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610516184.6A CN106059196B (en) | 2016-07-04 | 2016-07-04 | A kind of motor of rapid heat dissipation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106059196A CN106059196A (en) | 2016-10-26 |
| CN106059196B true CN106059196B (en) | 2018-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610516184.6A Active CN106059196B (en) | 2016-07-04 | 2016-07-04 | A kind of motor of rapid heat dissipation |
Country Status (1)
| Country | Link |
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| CN (1) | CN106059196B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108336840A (en) * | 2018-04-19 | 2018-07-27 | 湖州南洋电机有限公司 | A kind of noise reduction heat radiating type washing machine motor rotor |
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| CN203387325U (en) * | 2013-07-29 | 2014-01-08 | 湖北惠洋电器制造有限公司 | Plastic-packaged motor |
| CN203645430U (en) * | 2013-10-30 | 2014-06-11 | 浙江伯力电机有限公司 | Motor |
| CN203691125U (en) * | 2014-01-14 | 2014-07-02 | 苏州泰格动力机器有限公司 | Permanent magnetic motor and water pump using permanent magnetic motor |
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| CN204290557U (en) * | 2014-08-29 | 2015-04-22 | 珠海市通得电气设备有限公司 | A kind of plastic packaging PG buncher for air conditioning chamber's inner blower |
| CN104967233A (en) * | 2015-06-30 | 2015-10-07 | 安徽博隆节能电器有限公司 | High-safety switched reluctance motor |
| CN205986493U (en) * | 2016-07-04 | 2017-02-22 | 湖州鸿远电机有限公司 | Fast motor dispels heat |
-
2016
- 2016-07-04 CN CN201610516184.6A patent/CN106059196B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102037633A (en) * | 2009-04-20 | 2011-04-27 | 深圳拓邦股份有限公司 | Special motor for dishwasher and water pump assembly using it |
| CN102594023A (en) * | 2012-01-17 | 2012-07-18 | 东莞永立电机有限公司 | Self-radiating motor |
| CN203387325U (en) * | 2013-07-29 | 2014-01-08 | 湖北惠洋电器制造有限公司 | Plastic-packaged motor |
| CN203645430U (en) * | 2013-10-30 | 2014-06-11 | 浙江伯力电机有限公司 | Motor |
| CN203691125U (en) * | 2014-01-14 | 2014-07-02 | 苏州泰格动力机器有限公司 | Permanent magnetic motor and water pump using permanent magnetic motor |
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| CN204290556U (en) * | 2014-08-29 | 2015-04-22 | 珠海市通得电气设备有限公司 | A kind of plastic packaging motor for outdoor fan of air-conditioner |
| CN204290557U (en) * | 2014-08-29 | 2015-04-22 | 珠海市通得电气设备有限公司 | A kind of plastic packaging PG buncher for air conditioning chamber's inner blower |
| CN104967233A (en) * | 2015-06-30 | 2015-10-07 | 安徽博隆节能电器有限公司 | High-safety switched reluctance motor |
| CN205986493U (en) * | 2016-07-04 | 2017-02-22 | 湖州鸿远电机有限公司 | Fast motor dispels heat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106059196A (en) | 2016-10-26 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20190404 Address after: 528000 No. 3 Industrial Third Road, Bijiang Industrial Zone, Beijiao Town, Shunde District, Foshan City, Guangdong Province Patentee after: FOSHAN SHUNDE LEPUDA MOTOR CO.,LTD. Address before: 313000 Huzhou Hongyuan Electric Machinery Co., Ltd. at the junction of Nanxun Town Nanlin Road and Fengnian Road, Nanxun District, Huzhou City, Zhejiang Province Patentee before: HUZHOU HONGYUAN MOTOR Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Quick heat radiation motor Effective date of registration: 20190910 Granted publication date: 20180413 Pledgee: Foshan Branch of China Construction Very Bank Co.,Ltd. Pledgor: FOSHAN SHUNDE LEPUDA MOTOR CO.,LTD. Registration number: Y2019440000048 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211018 Granted publication date: 20180413 Pledgee: Foshan Branch of China Construction Very Bank Co.,Ltd. Pledgor: FOSHAN SHUNDE LEPUDA MOTOR Co.,Ltd. Registration number: Y2019440000048 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A fast cooling motor Effective date of registration: 20220830 Granted publication date: 20180413 Pledgee: Industrial and Commercial Bank of China Limited Foshan Beijiao sub branch Pledgor: FOSHAN SHUNDE LEPUDA MOTOR CO.,LTD. Registration number: Y2022980014112 |