CN107364540A - Wheel hub, wheel and balance car - Google Patents
Wheel hub, wheel and balance car Download PDFInfo
- Publication number
- CN107364540A CN107364540A CN201710687000.7A CN201710687000A CN107364540A CN 107364540 A CN107364540 A CN 107364540A CN 201710687000 A CN201710687000 A CN 201710687000A CN 107364540 A CN107364540 A CN 107364540A
- Authority
- CN
- China
- Prior art keywords
- wheel
- hub
- wheel hub
- accommodating chamber
- motor 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 208000020442 loss of weight Diseases 0.000 claims 1
- 238000010276 construction Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 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
- 238000012856 packing Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M7/00—Motorcycles characterised by position of motor or engine
- B62M7/12—Motorcycles characterised by position of motor or engine with the engine beside or within the driven wheel
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/006—Structural association of a motor or generator with the drive train of a motor vehicle
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention provides a kind of wheel hub, wheel and balance car.Wherein, wheel hub includes hub body, and hub body has the accommodating chamber for being used for installing motor, and accommodating chamber is located inside hub body, and the radial centre lines of accommodating chamber and the radial centre lines of hub body are misaligned.By technical scheme provided by the invention, the problem of balance car of the prior art is difficult to improve battery capacity can solve the problem that.
Description
Technical field
The present invention relates to balance car technical field, in particular to a kind of wheel hub, wheel and balance car.
Background technology
At present, wheel hub, wheel hub motor, battery, control board etc., wheel hub motor in being set in the wheel of existing balance car
The simultaneously drive hub rotation in the middle part of wheel hub, battery and control board are separately positioned on the both sides of wheel hub, and battery is used for car
Body is powered, and control board is used to carry out circuit control.
Existing balance car, because the installing space of wheel hub side is limited, and wanting expansion battery capacity then needs to increase
Battery volume, therefore, existing balance car can not maintain to expand battery capacity in the case that overall volume is constant.
The content of the invention
The present invention provides a kind of wheel hub, wheel and balance car, is difficult to improve electricity to solve balance car of the prior art
The problem of tankage.
According to an aspect of the invention, there is provided a kind of wheel hub, wheel hub includes hub body, and hub body, which has, to be used for
The accommodating chamber of motor is installed, accommodating chamber is located inside hub body, and the radial direction of the radial centre lines of accommodating chamber and hub body
Center line is misaligned.
Further, the sidepiece of hub body has opening, and opening connects with accommodating chamber, and wheel hub also includes end cap, end
Lid is arranged on opening.
Further, it is provided with sealing structure between end cap and opening.
Further, Lightened structure is provided with hub body.
Further, Lightened structure includes lightening hole, and lightening hole is arcuate structure.
Further, wheel hub includes multiple lightening holes, and multiple lightening holes are using the center of hub body as center of circle annular arrangement
In hub body.
According to an aspect of the invention, there is provided a kind of wheel, including wheel hub and motor, wheel hub are the wheel of above-mentioned offer
Hub, motor are arranged in the accommodating chamber of wheel hub, and motor rotates for drive hub.
Further, motor includes:Motor shaft, motor shaft are located on wheel hub, and wheel hub can rotate relative to motor shaft;Stator
Iron core, in accommodating chamber, and it is set on motor shaft;Coil, it is arranged on stator core;Magnetosphere, in accommodating chamber, and
It is arranged in the hub body of wheel hub, stator core is correspondingly arranged with magnetosphere.
Further, through hole is provided with motor shaft, length direction of the through hole along motor shaft is set, and one end of through hole is located at
One end of motor shaft, the other end of through hole are located at the middle part of motor shaft, and through hole is used to place electric wire.
According to another aspect of the present invention, there is provided a kind of balance car, including wheel and car body, car body are arranged on wheel
On, wheel is the wheel of above-mentioned offer.
Apply the technical scheme of the present invention, the radial centre lines of the radial centre lines of accommodating chamber and hub body are arranged to
Misaligned, i.e., accommodating chamber is eccentrically set in hub body, so that the side of hub body can leave bigger position
Space, and then the placement space of battery can be increased, the placement space of battery becomes can not change device overall volume greatly
In the case of improve battery capacity.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the structural representation of the wheel provided according to embodiments of the present invention;
Fig. 2 shows the sectional view at A-A in Fig. 1.
Wherein, above-mentioned accompanying drawing marks including the following drawings:
10th, hub body;11st, accommodating chamber;12nd, Lightened structure;20th, end cap;30th, motor;31st, motor shaft;31a, through hole;
32nd, stator core;33rd, magnetosphere;40th, tire;50th, bearing.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes
Any restrictions.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
As depicted in figs. 1 and 2, the invention provides a kind of embodiment of wheel hub, the wheel hub to include hub body 10.Its
In, the hub body 10 has the accommodating chamber 11 for being used for installing motor, and accommodating chamber 11 is located at the inside of hub body 10, and accommodates
The radial centre lines of the radial centre lines of chamber 11 and hub body 10 are misaligned, i.e., the accommodating chamber 11 is eccentrically set on hub body
In 10.
The wheel hub provided by the present embodiment, accommodating chamber 11 is eccentrically set in hub body 10, then causes wheel hub sheet
The space of the opposite side of the relative accommodating chamber 11 of body 10 becomes big, and by the side come placing battery, the receiving that can increase battery is empty
Between.So, in the case where device overall volume is constant, the volume of battery can be increased, and then battery capacity can be increased.
Specifically, the sidepiece in hub body 10 is provided with opening, and the opening connects with accommodating chamber 11.Being arranged such can
Motor is installed with the opening using this side, is easy to the installation of motor.Wheel hub also includes end cap 20, and end cap 20 is arranged on opening
Place.After motor is installed in hub body 10, the opening is blocked using end cap 20, to avoid debris from entering accommodating chamber
In 11.
Wherein, in order to further improve the sealing between end cap 20 and opening, can be set between end cap 20 and opening
Sealing structure.Specifically, it can be sealed by sealing strip, fluid sealant etc..
In the present embodiment, in order to reduce installation weight, Lightened structure 12 is provided with hub body 10.Subtracted by this
Weight structure 12 can mitigate hub weight as much as possible on the basis of support strength is met.
Wherein, Lightened structure 12 can be a variety of, such as lightening hole, concave structure, trench structure etc..In the present embodiment
In, Lightened structure 12 is set into lightening hole, and be arcuate structure by lightening hole.So conveniently it can design and manufacture, cost is relatively low,
And there is certain aesthetic property.
In order to further improve weight loss effect, the wheel hub includes multiple lightening holes, and multiple lightening holes are with hub body 10
Center for center of circle annular arrangement in hub body 10.Specifically, can be in the ring using the center of hub body 10 as the center of circle
Multiple lightening holes are arranged at intervals in shape, multiple annulars can also be set, and multiple annulars are together using the center of hub body 10 as the center of circle
The heart is set, and this multiple annular is provided with lightening hole.
The wheel hub structure provided by above-described embodiment, using by the mode of the eccentric setting of accommodating chamber 11 so that wheel hub sheet
The side of body 10 is provided with larger receiving space, and a larger sky can be provided for motor to place motor with this receiving space
Between, and then the larger battery of volume can be placed, to improve battery capacity.
As depicted in figs. 1 and 2, in another embodiment of the present invention, there is provided a kind of wheel, the wheel include wheel hub and
Motor 30.Wherein, wheel hub is the wheel hub that above-described embodiment provides, and motor 30 is arranged in the accommodating chamber 11 of the wheel hub, passes through electricity
The drive hub of machine 30 rotates.Because in wheel hub structure, accommodating chamber 11 is eccentrically set in hub body 10, therefore, motor
30 be also in eccentric setting hub body 10.Bigger installing space can be provided to battery by said structure.
As shown in Fig. 2 in the present embodiment, motor 30 includes:Motor shaft 31, stator core 32, coil and magnetosphere.Its
In, motor shaft 31 is located on wheel hub, and wheel hub can rotate relative to motor shaft 31.Stator core 32 is located in accommodating chamber 11, and covers
It is located on motor shaft 31, stator core 32 is fixedly connected with motor shaft 31.Coil is arranged on stator core 32, and coil is being powered
Magnetic field can be produced by coordinating under state with stator core 32.Magnetosphere 33 is located in accommodating chamber 11, and the magnetosphere 33 is arranged on wheel hub
In hub body 10, and it is fixedly connected with hub body 10, stator core 32 is correspondingly arranged with magnetosphere 33, when the coil is energized,
Coil coordinates caused magnetic field that magnetosphere 33 can be driven to rotate with stator core 32, and then causes what is be fixedly connected with magnetosphere 33
Wheel hub rotates.
In order to avoid wheel hub interior cabling excessively causes wire intertwist, through hole 31a, through hole are provided with the motor shaft 31
Length directions of the 31a along motor shaft 31 is set, and through hole 31a one end is located at one end of motor shaft 31, the through hole 31a other end
Positioned at the middle part of motor shaft 31, through hole 31a is used to place electric wire., can be by external electrical by setting through hole 31a in motor shaft 31
Line connects through this Kong Bingyu motor 30, is run with controlled motor 30.The structure is easy to cabling, and electric during hub rotation
Arbor 31 does not rotate, therefore can avoid the electric wire short circuit caused by winding, damage etc. during hub rotation
The generation of problem.
In the present embodiment, position limiting structure is additionally provided with the wheel, the position limiting structure can be used for limitation and fixed stator
Relative position between iron core 32 and motor shaft 31.Specifically, can between stator core 32 and motor shaft 31 set key, pass through
Key limits the radial position between stator core 32 and motor shaft 31.Also position limiting structure can be set in the both sides of stator core 32
Axial displacement occurs with respect to motor shaft 31 to limit stator core 32.Specifically, boss can be set on motor shaft 31, by boss
The side of stator core 32 is arranged on, back-up ring is set in the opposite side of stator core 32, is coordinated by boss with back-up ring to limit
Axial displacement between stator core 32 and motor shaft 31.
In addition, in the present embodiment, bearing 50 is additionally provided with, to meet phase occurs between hub body 10 and motor shaft 31
To rotating.Specifically, deep groove ball bearing is provided with hub body 10, one of deep groove ball bearing is arranged in accommodating chamber
In the mounting groove of wall, another deep groove ball bearing is arranged in the mounting groove of the inner side of end cap 20.Also, in order to limit deep-groove ball axle
The axial displacement held, packing ring is also arranged with motor shaft 31.
In this embodiment, the wheel also includes tire 40, and tire 40 is set on wheel hub.
In another embodiment of the present invention, there is provided a kind of balance car.The balance car includes wheel and car body, and car body is set
Put on wheel, wheel is the wheel that above-described embodiment provides.
The balance car provided by the present embodiment, hub body 10 is eccentrically set on by motor 30, so can be in wheel hub sheet
The opposite side of the relative motor 30 of body 10 reserves larger space, and then can provide larger space, battery for the battery of balance car
Installing space increase, then being adapted to property increase battery volume.Because battery volume is directly proportional to battery capacity, by this reality
Battery capacity can be increased by applying the scheme of example, so as to improve the endurance of balance car.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
Unless specifically stated otherwise, the part and positioned opposite, the digital table of step otherwise illustrated in these embodiments
Do not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for the ease of description, each portion shown in accompanying drawing
The size divided not is to be drawn according to the proportionate relationship of reality.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, the technology, method and apparatus should be considered as authorizing explanation
A part for book.In shown here and discussion all examples, any occurrence should be construed as merely exemplary, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that:Similar label
Similar terms is represented in following accompanying drawing with letter, therefore, once it is defined in a certain Xiang Yi accompanying drawing, then subsequent attached
It need not be further discussed in figure.
In the description of the invention, it is to be understood that the noun of locality such as " forward and backward, upper and lower, left and right ", " laterally, vertical,
Vertically, orientation or position relationship indicated by level " and " top, bottom " etc. are normally based on orientation or position shown in the drawings and closed
System, it is for only for ease of the description present invention and simplifies description, in the case where not making opposite explanation, these nouns of locality do not indicate that
There must be specific orientation with the device or element for implying meaning or with specific azimuth configuration and operation, therefore can not manage
Solve as limiting the scope of the invention;The noun of locality " inside and outside " refers to relative to inside and outside each part profile in itself.
For the ease of description, space relative terms can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
Furthermore, it is necessary to explanation, limits parts, it is only for be easy to using the word such as " first ", " second "
Corresponding parts to be distinguished, do not have Stated otherwise such as, above-mentioned word does not have particular meaning, therefore it is not intended that to this
The limitation of invention protection domain.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of wheel hub, it is characterised in that the wheel hub includes hub body (10), and the hub body (10), which has, to be used to pacify
The accommodating chamber (11) of motor is filled, the accommodating chamber (11) is located inside the hub body (10), and the accommodating chamber (11)
Radial centre lines and the radial centre lines of the hub body (10) are misaligned.
2. wheel hub according to claim 1, it is characterised in that the sidepiece of the hub body (10) has opening, and institute
State opening to connect with the accommodating chamber (11), the wheel hub also includes end cap (20), and the end cap (20) is arranged on the opening
Place.
3. wheel hub according to claim 2, it is characterised in that be provided with sealing between the end cap (20) and the opening
Structure.
4. wheel hub according to claim 1, it is characterised in that be provided with Lightened structure on the hub body (10)
(12)。
5. wheel hub according to claim 4, it is characterised in that the Lightened structure (12) includes lightening hole, the loss of weight
Hole is arcuate structure.
6. wheel hub according to claim 5, it is characterised in that the wheel hub includes multiple lightening holes, multiple described
Lightening hole is center of circle annular arrangement in the hub body (10) using the center of the hub body (10).
7. a kind of wheel, including wheel hub and motor (30), it is characterised in that the wheel hub is any one of claim 1 to 6 institute
The wheel hub stated, the motor (30) are arranged in the accommodating chamber (11) of the wheel hub, and the motor (30) is used to drive the wheel
Hub rotates.
8. wheel according to claim 7, it is characterised in that the motor (30) includes:
Motor shaft (31), the motor shaft (31) are located on the wheel hub, and the wheel hub can relatively described motor shaft (31) turn
It is dynamic;
Stator core (32), in the accommodating chamber (11), and it is set on the motor shaft (31);
Coil, it is arranged on the stator core (32);
Magnetosphere (33), in the accommodating chamber (11), and it is arranged in the hub body (10) of the wheel hub, the stator iron
Core (32) is correspondingly arranged with the magnetosphere (33).
9. wheel according to claim 8, it is characterised in that through hole (31a) is provided with the motor shaft (31), it is described
Length direction of the through hole (31a) along the motor shaft (31) is set, and one end of the through hole (31a) is located at the motor shaft (31)
One end, the other end of the through hole (31a) is located at the middle part of the motor shaft (31), and the through hole (31a) is used to place electricity
Line.
10. a kind of balance car, including wheel and car body, the car body are arranged on the wheel, it is characterised in that the wheel
Wheel any one of claim 7 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710687000.7A CN107364540A (en) | 2017-08-11 | 2017-08-11 | Wheel hub, wheel and balance car |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710687000.7A CN107364540A (en) | 2017-08-11 | 2017-08-11 | Wheel hub, wheel and balance car |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107364540A true CN107364540A (en) | 2017-11-21 |
Family
ID=60310552
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710687000.7A Pending CN107364540A (en) | 2017-08-11 | 2017-08-11 | Wheel hub, wheel and balance car |
Country Status (1)
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CN (1) | CN107364540A (en) |
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CN201816715U (en) * | 2010-09-06 | 2011-05-04 | 罗秋香 | Hub motor of electric vehicle |
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CN203104202U (en) * | 2013-01-27 | 2013-07-31 | 东莞国华新能源汽车科技有限公司 | Integrated deceleration wheel hub electromotor |
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CN106043585A (en) * | 2016-06-29 | 2016-10-26 | 苏州八方电机科技有限公司 | Integrated hub motor of electric bicycle |
CN106080877A (en) * | 2016-08-04 | 2016-11-09 | 黄河科技学院 | Self-balancing electronic wheelbarrow |
CN206049959U (en) * | 2016-08-29 | 2017-03-29 | 深圳一哥智行科技有限公司 | A kind of wheel hub of electric bicycle |
CN206099588U (en) * | 2016-08-31 | 2017-04-12 | 杭州中科伺尔沃电机技术有限公司 | Servo motor high performance drive structure |
CN106627969A (en) * | 2016-10-22 | 2017-05-10 | 常州摩本智能科技有限公司 | Wheel with motors |
CN206226172U (en) * | 2016-11-29 | 2017-06-06 | 温岭市九洲电机制造有限公司 | The end cap and wheel hub electric motor of electric vehicle of a kind of wheel hub electric motor of electric vehicle |
CN207078278U (en) * | 2017-08-11 | 2018-03-09 | 纳恩博(北京)科技有限公司 | Wheel hub, wheel and balance car |
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CN2825348Y (en) * | 2005-09-07 | 2006-10-11 | 林伟 | Hub of electric vehicle |
CN201118351Y (en) * | 2007-08-24 | 2008-09-17 | 东莞市智通机电有限公司 | Shift bearing deceleration wheel hub electromotor for electric car |
CN101428674A (en) * | 2007-11-07 | 2009-05-13 | 王�华 | Drive wheel |
CN102781768A (en) * | 2009-12-04 | 2012-11-14 | 麻省理工学院 | Hybrid sensor-enabled electric wheel and associated systems, multi-hub wheel spoking systems, and methods of manufacturing and installing wheel spokes |
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CN202206246U (en) * | 2011-07-27 | 2012-04-25 | 台州市黄岩华阳机电科技有限公司 | Wheel hub motor for electric vehicle |
CN203104202U (en) * | 2013-01-27 | 2013-07-31 | 东莞国华新能源汽车科技有限公司 | Integrated deceleration wheel hub electromotor |
CN203714124U (en) * | 2014-02-24 | 2014-07-16 | 东莞易步机器人有限公司 | Self-balancing electric bicycle hub motor |
CN104600905A (en) * | 2014-12-26 | 2015-05-06 | 东莞市瑞达电瓶车科技有限公司 | Integrated hub reduction motor |
CN204527511U (en) * | 2015-02-13 | 2015-08-05 | 上海宇飞金属制品有限公司 | Double-deck magnet steel electric wheel hub |
CN204979120U (en) * | 2015-07-21 | 2016-01-20 | 刘海波 | Integration in -wheel motor and self -balancing car are freely taken turns |
CN205178719U (en) * | 2015-11-23 | 2016-04-20 | 浙江旺得福车业有限公司 | Balance car motor |
CN106043585A (en) * | 2016-06-29 | 2016-10-26 | 苏州八方电机科技有限公司 | Integrated hub motor of electric bicycle |
CN106080877A (en) * | 2016-08-04 | 2016-11-09 | 黄河科技学院 | Self-balancing electronic wheelbarrow |
CN206049959U (en) * | 2016-08-29 | 2017-03-29 | 深圳一哥智行科技有限公司 | A kind of wheel hub of electric bicycle |
CN206099588U (en) * | 2016-08-31 | 2017-04-12 | 杭州中科伺尔沃电机技术有限公司 | Servo motor high performance drive structure |
CN106627969A (en) * | 2016-10-22 | 2017-05-10 | 常州摩本智能科技有限公司 | Wheel with motors |
CN206226172U (en) * | 2016-11-29 | 2017-06-06 | 温岭市九洲电机制造有限公司 | The end cap and wheel hub electric motor of electric vehicle of a kind of wheel hub electric motor of electric vehicle |
CN207078278U (en) * | 2017-08-11 | 2018-03-09 | 纳恩博(北京)科技有限公司 | Wheel hub, wheel and balance car |
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