CN105914937A - Motor having high circuit board security - Google Patents

Motor having high circuit board security Download PDF

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Publication number
CN105914937A
CN105914937A CN201610515803.XA CN201610515803A CN105914937A CN 105914937 A CN105914937 A CN 105914937A CN 201610515803 A CN201610515803 A CN 201610515803A CN 105914937 A CN105914937 A CN 105914937A
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CN
China
Prior art keywords
circuit board
motor
face
location
rotating shaft
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.)
Granted
Application number
CN201610515803.XA
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Chinese (zh)
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CN105914937B (en
Inventor
孙文鸿
孙远
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Shunde Lepuda Motor Co ltd
Original Assignee
HUZHOU HONGYUAN MOTOR Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HUZHOU HONGYUAN MOTOR Co Ltd filed Critical HUZHOU HONGYUAN MOTOR Co Ltd
Priority to CN201610515803.XA priority Critical patent/CN105914937B/en
Publication of CN105914937A publication Critical patent/CN105914937A/en
Application granted granted Critical
Publication of CN105914937B publication Critical patent/CN105914937B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/02Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • H02K9/06Arrangements 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention relates to the field of motors, and in particular relates to a motor having high circuit board security. The motor comprises a stator, a rotor and a rotating shaft, wherein the rotor sleeves in the stator; the rotating shaft is arranged on the rotor in a penetrating manner; the motor further comprises a shell and a base, wherein the shell and the base are mutually adapted; the shell sleeves the shell end face on the stator and is provided with a ventilation hole; a locating installation hole column is arranged in the centre of the base; a circuit board is arranged outside the base in a bridging manner; a drainage fan is fixedly arranged on the rotating shaft and outside the shell end face; a plastic package body is packaged outside the stator; a plastic package enhanced connection ring arranged to lean on the side wall surface of the shell is arranged on the plastic package body towards the end face at one side of the base in an integral connection manner; an airflow at the rear end of the circuit board is fed into the motor through the circuit board and the ventilation hole on the bottom plate; same, an airflow between the circuit board and the bottom plate is fed into the motor through the ventilation hole on the bottom plate; and then, heat in the motor is absorbed and rapidly output from the motor through the ventilation hole on an inclined enhancement hole arrangement groove wall. The whole motor has the advantages of being high in integrality, compact in structure, convenient to assemble and disassemble, low in cost, high in strength, good in stability and low in noise.

Description

The motor that a kind of circuit board security is high
Technical field
The present invention relates to machine field, be specifically related to the motor that a kind of circuit board security is high.
Background technology
At present, during motor is widely used in electronics and automation equipment industry.Motor in running, bigger electric current Injecting the coil of stator, thus coil produces substantial amounts of heat, produced heat is constantly assembled along with the growth of future time, is made The temperature of motor internal gradually rises, thus affect the service behaviour of motor internal part, to service life of each part also Having a great impact, the especially impact on circuit board becomes apparent from, and is easier to showing of the electronic building brick on appearance destruction circuit board As, even result in circuit board and burn out.The motor of more existing band radiator structures, is only applicable to for inner stator outer-rotor structure Motor, the effect structure for external stator rotor is the best.
Summary of the invention
It is an object of the invention to the motor high for the problems referred to above a kind of circuit board security of offer.
The above-mentioned technical purpose of the present invention has the technical scheme that
The motor that a kind of circuit board security is high, the rotor including stator, being sheathed in stator and the rotating shaft being arranged on rotor, Also include that the housing having passage on the shell end face being sheathed on stator being mutually adapted and center are provided with location and installation hole post Base, the outside of base sets up circuit board, and the outside that described rotating shaft is positioned at described shell end face is installed with induction fan, institute Stating the outside upper plastic packaging of stator and have plastic-sealed body, described plastic-sealed body is provided with a circle with connecting towards one on the end face of base side and is posted by Clamping ring strengthened by the plastic packaging that described housing sidewall face is arranged, and described housing rear end extends back and forms pressure to rotor shaft direction turnover Being against described plastic packaging and strengthen the spacing flap of connected riveting on clamping ring end face, described base includes offering some passages The seat edge on clamping ring inner surface strengthened by seat board and the described plastic packaging that reclined, the hole inwall of described location and installation hole post and rotating shaft it Between and described shell end face and described rotating shaft between be provided with the bearing being sheathed in described rotating shaft, clamping ring strengthened by described plastic packaging Circle inner face on be provided with the card article that the cross section of some projections is triangular in shape, described seat board offers and described card article is adaptive The spacing anti-rotation groove that cross section is triangular in shape.
As preferably, described shell end face local inner concave is formed to install strengthens ring recess, and ring recess side cell wall is strengthened in described installation And between described shell end face formed bearing erecting bed, opposite side cell wall be along bottom land to notch direction to relative cell wall distance by The inclination that gradual change is big is strengthened putting hole slot wall.
As preferably, described passage is opened in described inclination reinforcement and puts on hole slot wall.
As preferably, described induction fan includes the fan axis hole post being sheathed in described rotating shaft and encloses and be located at described wind Spiral fan on fan axis hole post, on described spiral fan, corresponding described installation strengthens the position of ring recess to described installation stiffening ring Groove extends and forms the first drainage aerofoil.
As preferably, described seat board is provided with and encloses the location frustum being located on the post outer peripheral face of described location and installation hole, institute State circuit board and be sheathed on the frustum of described location by being opened in the through hole at circuit board center, on the described spacing flap of connected riveting It is connected with to be turned down in motor by the described spacing flap of connected riveting and laminated and closes limit in described seat along upper riveting location, And the end on conjunction limit, described riveting location is along being against on the plate face of described circuit board, the through-hole aperture at described circuit board center is less than institute State the maximum cross-section diameter of location frustum, more than the smallest cross-sectional diameter of location frustum.
Said structure ensure that circuit board is that frame is placed on the frustum of described location, and and base plate between maintain again certain Airflow distance.And it is easy for installation.Location frustum encloses and is located at outside the post of location and installation hole simultaneously, improves location and installation hole post Torsional strength, and and base plate between bonding strength, it is ensured that perpendicularity between the two.
As preferably, described location and installation hole post is positioned on the portion perimeter face of described motor and is evenly equipped with several connections The even power of described seat board helps reinforcing plate.
As preferably, described location frustum is to be tilted, by seat board body local, the some oblique stripe formed to the back-end to form Locally hollow out frustum, by being fixed on oblique stripe rear end and being sheathed on the set on the post of described location and installation hole between described oblique stripe Ring connects.
Even power helps reinforcing plate and oblique stripe to improve the torsional strength of location and installation hole post from two ends, it is ensured that rotating shaft exists The stability that this end is connected with bearing.And oblique stripe is directly formed intensity height by positioning frustum, easy to process.
As preferably, in the post of described location and installation hole, it is provided with the outer installation stage coordinated with bearing outer ring, described rotating shaft On be provided with and the interior installation stage that bearing inner race coordinates and two parts rotating shaft different by diameter is constituted.
As preferably, clamping ring strengthened by described plastic packaging is the interruption circle being made up of uniform some fan ring plastic packaging projections, institute Stating seat and be interrupted edge along several arranged for corresponding described fan ring, described plastic packaging is strengthened also wearing between clamping ring and described seat edge There is clamping screw.
As preferably, described plastic-sealed body it is provided with that one connects and puts hole slot wall to described inclination reinforcement and extend and push up Tilt to strengthen putting the some spacing stay on hole slot wall described.
In sum, the method have the advantages that
1, the volume of air flow chamber is not only reduced in the setting of the application structure, and form rule leads flow path, it is to avoid eddy current, and to the greatest extent Hot-fluid is derived by fast guidance quality ground, shortens heat residence time in motor, and adds the fan drainage of the first drainage aerofoil With strong points, drainage is fast, and can guarantee that again the convenient installation of bearing, casing rigidity height and rotating shaft stable connection.And tilt to strengthen Putting hole slot wall to offer to stator, the heat on thermal source can the most directly be derived by the first drainage aerofoil, and constantly by circuit board Outer cold air is pumped into motor inner equilibrium air pressure, and therefore heat is not only difficult to flow to circuit board direction, also can constantly have cold sky Air-flow, through circuit board, is lowered the temperature to circuit board.
2, the vicarious stress equalization of the application, will not produce bending, and the bearing being positioned at rotor both sides has supported rotating shaft well Distorting stress, rotating shaft running accuracy is high.And the part positioning end of the application is high with the perpendicularity of axial line, accurate positioning, axle Shaft strength will not be made when holding pretension uneven and affect the life-span of bearing, improve the rigidity of main shaft.The housing of the application, plastic packaging Being connected between body, base, rotating shaft firm, twisting resistance is strong, and intensity is high, and its stability is good, shakes little, more quiet, and whole electricity Machine globality is strong, compact conformation, easy accessibility, low cost.
3, the structure of the application is particularly suitable for the motor of external stator inner rotor core, carries out thermal source quickly pointedly Heat radiation.
4, by cross section card article triangular in shape and the setting of the spacing anti-rotation groove of shape.Base plate is carried out by sagittal plane Location, prevents base plate from deflecting.Improve the connective stability of bearing and rotating shaft.And the structure design of triangle is spacing reliably in guarantee While make again easier for installation, import quickly.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram;
Fig. 2 is the attachment structure schematic diagram between base and plastic packaging reinforcement clamping ring.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art The present embodiment can be made after reading this specification by member as required does not has the amendment of creative contribution, but as long as at this All protected by Patent Law in the right of invention.
Embodiment one:
The motor that a kind of circuit board security is high, the rotor 3 including stator 2, being sheathed in stator and be arranged on rotor turn Axle 4, also includes that the housing 5 having passage 51 on the shell end face 53 being sheathed on stator being mutually adapted and center are provided with location The base 6 of installing hole post 61, the outside of base sets up circuit board 7, and the outside that described rotating shaft is positioned at described shell end face is fixed Having induction fan 8, the outside upper plastic packaging of described stator to have plastic-sealed body 9, described plastic-sealed body connects towards one on the end face of base side Be provided with a circle be posted by described housing sidewall face arrange plastic packaging strengthen clamping ring 91, described housing rear end extend back and to Rotor shaft direction turnover forms the spacing flap of connected riveting 52 being pressed against on described plastic packaging reinforcement clamping ring end face, described base bag Include and offer the seat board 62 of some passages and the described plastic packaging that reclined strengthens the seat on clamping ring inner surface along 63, described location It is provided with between hole inwall and the rotating shaft of installing hole post and between described shell end face and described rotating shaft and is sheathed in described rotating shaft Bearing 1, described plastic packaging is strengthened being provided with the card article 911 that the cross section of some projections is triangular in shape, institute on the circle inner face of clamping ring State and on seat board, offer the spacing anti-rotation groove 621 that the cross section adaptive with described card article is triangular in shape.
Described shell end face local inner concave is formed to install strengthens ring recess 531, and described installation strengthens ring recess side cell wall with described Between shell end face formed bearing erecting bed 532, opposite side cell wall be along bottom land to notch direction to relative cell wall distance gradually The inclination becoming big is strengthened putting hole slot wall 533.
Described passage is opened in described inclination reinforcement and puts on hole slot wall.
Described induction fan includes the fan axis hole post 81 being sheathed in described rotating shaft and encloses and be located at described fan axis hole Spiral fan on post, on described spiral fan, the corresponding described position strengthening ring recess of installing extends to described reinforcement ring recess of installing Form the first drainage aerofoil 82.
It is provided with on described seat board and encloses the location frustum 64 being located on the post outer peripheral face of described location and installation hole, described circuit board Being sheathed on the frustum of described location by being opened in the through hole at circuit board center, on the described spacing flap of connected riveting, one connects Have to be turned down in motor by the described spacing flap of connected riveting and laminated and close limit 54 in described seat along upper riveting location, and described Riveting location is closed the end edge on limit and is against on the plate face of described circuit board, and the through-hole aperture at described circuit board center is less than described location The maximum cross-section diameter of frustum, more than the smallest cross-sectional diameter of location frustum.
Said structure ensure that circuit board is that frame is placed on the frustum of described location, and and base plate between maintain again certain Airflow distance.And it is easy for installation.Location frustum encloses and is located at outside the post of location and installation hole simultaneously, improves location and installation hole post Torsional strength, and and base plate between bonding strength, it is ensured that perpendicularity between the two.
It is provided with the outer installation stage 611 coordinated with bearing outer ring in the post of described location and installation hole, described rotating shaft is arranged There is the interior installation stage 41 that coordinate and different by diameter two parts rotating shaft is constituted from bearing inner race.
Embodiment two:
Place unlike the embodiments above is that described location and installation hole post is positioned on the portion perimeter face of described motor and is evenly equipped with Several even power connecting described seat board help reinforcing plate 65.
Described location frustum is to be tilted, by seat board body local, the local hollow out that the some oblique stripe formed form to the back-end Frustum, by being fixed on oblique stripe rear end the collar connection being sheathed on the post of described location and installation hole between described oblique stripe.
Even power helps reinforcing plate and oblique stripe to improve the torsional strength of location and installation hole post from two ends, it is ensured that rotating shaft exists The stability that this end is connected with bearing.And oblique stripe is directly formed intensity height by positioning frustum, easy to process.
Embodiment three:
It is to be made up of uniform some fan ring plastic packaging projections that place unlike the embodiments above is that clamping ring strengthened by described plastic packaging Being interrupted circle, described seat is interrupted edge along several arranged for corresponding described fan ring, and described plastic packaging strengthens clamping ring and described seat edge Between be also equipped with clamping screw.
Embodiment four:
Place unlike the embodiments above is on described plastic-sealed body be provided with that one connects and put hole slot to described inclination reinforcement Wall extends and withstands on the some spacing stay 92 that described inclination is strengthened putting on hole slot wall.
Under the drainage of fan, board rear end air-flow sends into motor by the passage on circuit board and base plate In, the air-flow between same circuit board and base plate is sent in motor by the passage on base plate, then absorbs the heat in motor Amount, more quickly derived motor through tilting to strengthen putting the passage of hole slot wall.Whole motor globality is strong, compact conformation, dismounting Convenient, low cost, intensity is high, and good stability, noise is low.

Claims (10)

1. the motor that circuit board security is high, the rotor (3) including stator (2), being sheathed in stator and be arranged in rotor On rotating shaft (4), it is characterised in that: also include having passage on the shell end face (53) being sheathed on stator being mutually adapted (51) housing (5) and center are provided with the base (6) in location and installation hole post (61), and the outside of base sets up circuit board (7), institute Stating and be positioned at the outside of described shell end face in rotating shaft and be installed with induction fan (8), the outside upper plastic packaging of described stator has plastic-sealed body (9), institute State plastic-sealed body to be provided with a circle with connecting towards one on the end face of base side and be posted by the plastic packaging that described housing sidewall face is arranged Strengthening clamping ring (91), described housing rear end extends back and is pressed against described plastic packaging to rotor shaft direction turnover formation and adds strong ties The spacing flap of connected riveting (52) on circle end face, described base includes the seat board (62) offering some passages and reclines Described plastic packaging strengthens the seat on clamping ring inner surface along (63), between hole inwall and the rotating shaft of described location and installation hole post and institute Stating and be provided with the bearing (1) being sheathed in described rotating shaft between shell end face and described rotating shaft, the circle of clamping ring strengthened by described plastic packaging It is provided with the cross section of some projections card article triangular in shape (911) on inner face, described seat board offers adaptive with described card article Cross section spacing anti-rotation groove (621) triangular in shape.
The motor that a kind of circuit board security is high, it is characterised in that: described shell end face local inner concave Being formed to install and strengthen ring recess (531), described installation strengthens being formed between ring recess side cell wall and described shell end face bearing erecting bed (532), opposite side cell wall is that the inclination become larger to the distance of relative cell wall along bottom land to notch direction is strengthened putting hole slot wall (533).
The motor that a kind of circuit board security is high, it is characterised in that: described passage is opened in institute State inclination reinforcement to put on hole slot wall.
The motor that a kind of circuit board security is high, it is characterised in that: described induction fan includes set Fan axis hole post (81) be located in described rotating shaft and enclose the spiral fan being located on described fan axis hole post, described screw fan On leaf, the corresponding described position installing reinforcement ring recess extends to described installation reinforcement ring recess and forms the first drainage aerofoil (82).
The motor that a kind of circuit board security is high, it is characterised in that: it is provided with on described seat board and encloses Being located at the location frustum (64) on the post outer peripheral face of described location and installation hole, described circuit board is by being opened in the logical of circuit board center Borehole jack is located on the frustum of described location, and the described spacing flap of connected riveting is connected with by the described spacing folding of connected riveting Plate turns down in motor and laminates in described seat along upper riveting location conjunction limit (54), and the end on limit is closed along supporting in described riveting location On the plate face of described circuit board, the through-hole aperture at described circuit board center is less than the maximum cross-section diameter of described location frustum, Smallest cross-sectional diameter more than location frustum.
The motor that a kind of circuit board security is high, it is characterised in that: post position, described location and installation hole It is evenly equipped with several even power connecting described seat board on portion perimeter face in described motor and helps reinforcing plate (65).
The motor that a kind of circuit board security is high, it is characterised in that: described location frustum is by seat Plate body local tilts the local hollow out frustum of some oblique stripe composition of formation to the back-end, by being connected between described oblique stripe Connect in oblique stripe rear end the collar that is sheathed on the post of described location and installation hole.
The motor that a kind of circuit board security is high, it is characterised in that: in the post of described location and installation hole It is provided with the outer installation stage (611) coordinated with bearing outer ring, described rotating shaft is provided with that coordinate with bearing inner race and by directly The interior installation stage (41) of two parts rotating shaft composition that footpath is different.
The motor that a kind of circuit board security is high, it is characterised in that: clamping ring strengthened by described plastic packaging For the interruption circle being made up of uniform some fan ring plastic packaging projections, described seat is interrupted along several arranged for corresponding described fan ring Edge, described plastic packaging is strengthened also being equipped with clamping screw between clamping ring and described seat edge.
The motor that a kind of circuit board security is high, it is characterised in that: arrange on described plastic-sealed body Have one connect and to described tilt strengthen put hole slot wall extends and withstand on described tilt reinforcement put on hole slot wall some limits Position stay (92).
CN201610515803.XA 2016-07-04 2016-07-04 A kind of safe motor of circuit board Active CN105914937B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610515803.XA CN105914937B (en) 2016-07-04 2016-07-04 A kind of safe motor of circuit board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610515803.XA CN105914937B (en) 2016-07-04 2016-07-04 A kind of safe motor of circuit board

Publications (2)

Publication Number Publication Date
CN105914937A true CN105914937A (en) 2016-08-31
CN105914937B CN105914937B (en) 2018-04-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113670374A (en) * 2021-07-30 2021-11-19 中北大学 Parameter monitoring system and method for rotating part

Citations (8)

* Cited by examiner, † Cited by third party
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
CN202009286U (en) * 2011-04-26 2011-10-12 湖州越球电机有限公司 Plastic package motor with conveniently connected end cap
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
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
CN205986447U (en) * 2016-07-04 2017-02-22 湖州鸿远电机有限公司 High motor of circuit board security

Patent Citations (8)

* Cited by examiner, † Cited by third party
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
CN202009286U (en) * 2011-04-26 2011-10-12 湖州越球电机有限公司 Plastic package motor with conveniently connected end cap
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
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
CN205986447U (en) * 2016-07-04 2017-02-22 湖州鸿远电机有限公司 High motor of circuit board security

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113670374A (en) * 2021-07-30 2021-11-19 中北大学 Parameter monitoring system and method for rotating part

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Effective date of registration: 20190430

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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