CN207184297U - 8 cun of wheel hub motors and electric car - Google Patents
8 cun of wheel hub motors and electric car Download PDFInfo
- Publication number
- CN207184297U CN207184297U CN201720986603.2U CN201720986603U CN207184297U CN 207184297 U CN207184297 U CN 207184297U CN 201720986603 U CN201720986603 U CN 201720986603U CN 207184297 U CN207184297 U CN 207184297U
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- Prior art keywords
- wheel hub
- cun
- iron core
- stator
- hub motors
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 55
- 238000004080 punching Methods 0.000 claims description 35
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 12
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 5
- 238000000926 separation method Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003292 diminished effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 241001014327 Anodontia Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000124033 Salix Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 206010002583 anodontia Diseases 0.000 description 1
- 230000005212 anodontia Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- XWHPIFXRKKHEKR-UHFFFAOYSA-N iron silicon Chemical compound [Si].[Fe] XWHPIFXRKKHEKR-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 229910001004 magnetic alloy Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model provides a kind of 8 cun of wheel hub motors and electric car, is related to the technical field of wheel hub motor, including support shaft, stator and rotor, the stator are set in the support shaft, and the rotor is set on the stator；The stator includes iron core and support frame；The axle sleeve for being set in support shaft is provided centrally with support frame as described above；And the iron core is arranged with support frame as described above；The external diameter of the iron core is 140mm-160mm.The wheel hub motor of 8 cun of wheel hub motors and electric car provided by the utility model is smaller, so can also become smaller using the volume of the electric car of this wheel hub motor, and the electric car so produced is in light weight, convenient to carry, and can be walked as bicycle in city；Solve the problems, such as people ride electric car trip it is difficult；It is also convenient for people and brings up to electric car in curb to move down.
Description
Technical field
The technical field of wheel hub motor is the utility model is related to, more particularly, to a kind of 8 cun of wheel hub motors and electric car.
Background technology
Electric car, i.e. electric drive vehicle, also known as electricity are driven.Electric car is divided into alternating current electric vehicle and DC electric car.
The electric car generally said is using battery as energy source, by parts such as controller, motors, is converted electrical energy into
Mechanical energy is moved, and changes the vehicle of speed with control electric current size.
Electric car is as green, the new energy vehicles of energy-saving and environmental protection, with its economic, convenient, energy-saving and environmental protection, easily behaviour
The advantages that making increasingly is favored by users.
Electric bicycle is because it is environmentally friendly, the cheap essential traffic instrument for turning into working clan and short distance traveler, its
Advantage is convenient, fast.Belt because the population of city is more, especially morning peak or when evening peak traffic excessively gather around
Squeeze, more not observe hand over rule automobile, cause it is excessively narrow on bicycle lane, such electric car when riding,
It is inconvenient, electric car is not reflected compared to the advantage with bicycle, or even inferior position is in, ride and be obstructed everywhere.
Wheel hub motor, having can have not another spoked by electricity with spoked and rim common electric bicycle motor
What machine and rim were made of one, the latter is also in the industry integrated hub motor, and the former shock resistance is good, favourable to motor.General electricity
More than 3000 revs/min of machine speed is referred to as high-speed electric expreess locomotive, and less than 1000 revs/min are slowspeed machine.There is the anodontia wheel hub motor of brush can
To accomplish less than 600 revs/min.Family requires that the speed of electric bicycle is less than 20 kilometers/hour, converts as 24 (inch) bicycles
About 200 revs/min or so.
Little gear band gear wheel can be used to slow down, size gear ratio is speed reducing ratio, and speed reducing ratio is big, and torsion is also big,
Climbing is strong.Gear can be mounted in motor internal, can also be mounted in outside motor.Have brushed with tooth, brushless wheel hub motor dress with teeth
Internally.
Especially on present road, automobile parking is more, disorderly parks a car also more, and the gap between automobile is smaller, resistance
Hinder the normal pass of people, especially pair electric car larger with some volumes, the people that can only look at riding bicycle walk back and forth,
And oneself needs to wait or detour due to capacity issue.
And the very big decision of the size of electric bike is wheel hub motor, so meet market to small size electric car
Demand is, it is necessary to produce smaller wheel hub motor, to meet consumer demand.
Utility model content
The purpose of this utility model is to provide 8 cun of wheel hub motors and electric car, more crowded to alleviate present traffic,
Electric car volume is larger, inconvenience of riding, when traffic congestion, the technical problem for inconvenience of riding.
A kind of 8 cun of wheel hub motors provided by the utility model, including support shaft, stator and rotor, the stator are set in
In the support shaft, the rotor is set on the stator；
The stator includes iron core and support frame；The axle for being set in support shaft is provided centrally with support frame as described above
Set；And the iron core is arranged with support frame as described above；The external diameter of the iron core is 140mm-160mm.
On above-described embodiment basis, further, the rotor includes magnetic guiding loop, magnet steel and wheel hub；The wheel hub
It is set in outside the magnetic guiding loop, the magnet steel is evenly distributed with the magnetic guiding loop inner circle anchor ring；The magnet thickness is 2mm-
3mm；And the wall thickness of the magnetic guiding loop is more than 1.5 times of magnet thickness.
On above-described embodiment basis, further, the iron core thickness is 30mm-60mm.
On above-described embodiment basis, further, the air-gap separation between the magnet steel and the iron core is
0.3mm-0.6mm.
On above-described embodiment basis, further, the iron core includes multiple stator punchings, multiple stator punchings
Piece laminates into the iron core, and the wound around coil on iron core.
On above-described embodiment basis, further, the stator punching is silicon steel sheet, and on the stator punching
Width of rebate is 3-4 times of coil diameter.
On above-described embodiment basis, further, the stator punching be silicon steel sheet flute profile punch forming after wind
Shaping.
On above-described embodiment basis, further, 8 cun of wheel hub motors also include side lid and drum covers, and described
Side lid and drum lid are fixed on the left and right sides of magnetic guiding loop.
On above-described embodiment basis, further, support frame as described above includes two support side frames, two supports
Side frame pairing attaching forms.
The utility model also provides a kind of electric car, using 8 cun of wheel hub motors described above.
The wheel hub motor of 8 cun of wheel hub motors and electric car provided by the utility model is smaller, so using this wheel hub motor
The volume of electric car can also become smaller, the electric car so produced is in light weight, convenient to carry, can be as bicycle
Walked in city；Solve the problems, such as people ride electric car trip it is difficult；People are also convenient for bring up to electric car in curb
Under, people are also convenient for when electric car does not have electric, are carried out, reduce the physical demands of people, and electric car can push away
Capable is farther, more laborsaving.
Electric car uses 8 cun of wheel hub motors, so installs tire and design vehicle frame according to 8 cun of wheel hub motors, so can
The volume of electric car is diminished；Electric car volume diminishes, and overall quality also reduced, and facilitates carrying；Enter in some places
It is convenient that electric car is transported to pavement by curb or stopped elsewhere when row is stopped；Do not needing
The place of no curb is found in roadside, then the place stopped to needs of riding, and is greatlyd save the time, is facilitated trip.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the top view for 8 cun of wheel hub motors that the utility model embodiment provides；
Fig. 2 is the explosive view of 8 cun of wheel hub motors shown in Fig. 1；
Fig. 3 is the internal structure schematic diagram of 8 cun of wheel hub motors shown in Fig. 1；
Fig. 4 is the structural representation of the stator punching of the iron core of 8 cun of wheel hub motors shown in Fig. 1.
Icon：100- magnetic guiding loops；200- magnet steel；300- coils；400- iron cores；401- stator punchings；402- grooves
Mouthful；500- support frames；600- support shafts；700- axle sleeves；800- wheel hubs；900- stators；110- sides lid；120- drum lids；
130- rotors.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Fig. 1 is the top view for 8 cun of wheel hub motors that the utility model embodiment provides；Fig. 2 is 8 cun of wheel hub electricity shown in Fig. 1
The explosive view of machine；Fig. 3 is the internal structure schematic diagram of 8 cun of wheel hub motors shown in Fig. 1；Fig. 4 is 8 cun of wheel hub motors shown in Fig. 1
The structural representation of the stator punching of iron core.
As Figure 1-Figure 4, a kind of 8 cun of wheel hub motors provided by the utility model, including support shaft 600, stator 900
With rotor 130, the stator 900 is set in the support shaft 600, and the rotor 130 is set on the stator 900；
The stator 900 includes iron core 400 and support frame 500；It is provided centrally with being used to be set in support frame as described above 500
Axle sleeve 700 in support shaft 600；And the iron core 400 is arranged with support frame as described above 500；The external diameter of the iron core 400 is
140mm-160mm；It is preferred that 140mm.
In certain embodiments, axle sleeve 700 is arranged in support shaft 600, axle sleeve 700 is located at the centre bit of support frame 500
Put, iron core 400 is set on support frame 500；Iron core 400 can be connected with support frame 500 by the way of internal buckle willow.
Rotor 130 is set on stator 900, and air gap is formed between rotor 130 and stator 900；In actual production and system
During making, the external diameter of iron core 400 can be with 140mm-150mm.Iron core 400 can be preferentially from 140mm, 145mm, 150mm
Specification.
As shown in figure 3, on above-described embodiment basis, further, the rotor 130 includes magnetic guiding loop 100, magnet steel
200 and wheel hub 800；The wheel hub 800 is set in outside the magnetic guiding loop 100；It is uniformly distributed in the inner circle anchor ring of magnetic guiding loop 100
There is the magnet steel 200；The thickness of magnet steel 200 is 2mm-3mm；And the wall thickness of the magnetic guiding loop 100 is the thickness of magnet steel 200
More than 1.5 times.
Rotor 130 includes magnetic guiding loop 100 and magnet steel 200；In the inner circle of magnetic guiding loop 100, multiple magnet steel 200 are set, and wheel hub
800 are set in outside magnetic guiding loop 100, and wheel hub 800 can be used for installing tire.
In actual production manufacture, the thickness of magnet steel 200 is 2mm-3mm, is typically chosen 2mm.
On above-described embodiment basis, further, the thickness of iron core 400 is 30mm-60mm.In some implementations
In example, the thickness of iron core 400 is 30mm-60mm；The power for needing to set according to wheel hub motor, select the iron core of different-thickness
400。
When the thickness of magnet steel 200 is 2mm, the wall thickness of magnetic guiding loop 100 is at least in more than 3mm.But preferably no more than magnetic
2 quilts of the thickness of steel 200, the i.e. wall thickness of magnetic guiding loop 100 are no more than 4mm.
It is preferred that it is 140mm with the external diameter of iron core 400, the thickness of iron core 400 is 30mm, and such wheel hub motor quality is more
By force, it is more convenient to carry, so that the electric car produced is more light, it is convenient for people to bring up in the place of similar curb
Move down.
On above-described embodiment basis, further, the air-gap separation between the magnet steel 200 and the iron core 400
For 0.3mm-0.6mm.
The thickness of magnet steel 200 can select 7-9 times of air-gap separation；The magnetic that thickness is 2.1mm-5.4mm may be selected
Steel 200；The internal diameter of magnetic guiding loop 100 adds external diameter of the spacing along with iron core 400 of air gap for the thickness of magnet steel 200, as leads
The internal diameter of magnet ring 100.
The external diameter of magnetic guiding loop 100 adds the wall thickness of magnetic guiding loop 100 for the internal diameter of magnetic guiding loop 100, and the wall thickness of magnetic guiding loop 100 is
1.5-2 times of the thickness of magnet steel 200.
I.e. the external diameter of magnetic guiding loop 100 adds 3mm-6mm for the internal diameter of magnetic guiding loop 100.
On above-described embodiment basis, further, the iron core 400 includes multiple stator punchings 401, multiple described
Stator punching 401 laminates into the iron core 400, and the wound around coil 300 on iron core 400.
In certain embodiments, iron core 400 is overrided to form including multiple stator punchings 401, after laminating into iron core 400,
Have multiple grooves of iron core 400 on iron core 400, the number of the groove of iron core 400 by stator punching 401 notch 402 it is overlapping form, in iron
The coil 300 wound on core 400 is copper cash winding.
On above-described embodiment basis, further, the stator punching 401 is silicon steel sheet, and the stator punching
The width of notch 402 on 401 is 3-4 times of the diameter of coil 300.
As shown in figure 4, the difference for the coil 300 that the width of notch 402 can be wrapped on iron core 400 is changed, such as
When general coil 300 uses line footpath as 1mm, the width of notch 402 is 3mm-4mm；When the coil 300 that line footpath is 0.5mm
When, the width of notch 402 can be 1.5mm-2mm.
Iron core 400 is overrided to form by multiple stator punchings 401, and the stacking factor of iron core 400 is more than 0.95；Stator punching
401 material can select silicon steel sheet；Silicon steel sheet is a kind of carbon containing extremely low silicon-iron soft magnetic alloy, general silicon content is 0.5~
4.5%.The resistivity and maximum permeability of iron can be improved by adding silicon, reduce coercivity, iron core 400 is lost and magnetic aging.
On above-described embodiment basis, further, the stator punching 401 be silicon steel sheet flute profile punch forming after roll up
Around shaping.
Stator punching 401 is silicon steel sheet, and silicon steel sheet is by flute profile punch forming, then according to the length of the demand of stator punching 401
Degree, it is wound into the shape of stator punching 401；It can so avoid directly using the stator punching 401 of manufacturer production；So can be with
The stator punching 401 used according to specific needs is wound.
Notch 402 and magnetic pole logarithm relation on stator punching 401, are calculated, (E is stator punching 401 according to 2P=E ± K
Slot number, K are the number of windings that is often in series, and P is natural number；E should be the multiple of number of motor phases during design).
It is preferred that the notch 402 of stator punching 401 and the relation of magnetic pole logarithm are 2P=E+K.
The quantity of notch 402 of stator punching 401 can be 24 grooves, 36 grooves, 45 grooves, 48 grooves and 54 grooves etc..
The rapid style of writing of preferable stator punching 401 is 45 grooves and 48 grooves；48 grooves it is relative can lifting motor running stability, together
When be more suitable for the pitch of the laps of stator 900 cross kind of a winding mode.
Silicon-steel sheet coiled is coiled into stator punching 401, saves the material of silicon steel sheet, reduces motor manufacturing cost.
As shown in Fig. 2 on above-described embodiment basis, further, 8 cun of wheel hub motors also include side lid 110
With drum lid 120, and the side lid 110 and drum lid 120 are fixed on the left and right sides of magnetic guiding loop 100.
In certain embodiments, 8 cun of wheel hub motors also include side lid 110 and drum lid 120；Side lid 110 and drum lid 120 are fixed
In the outside of magnetic guiding loop 100.
Screwed hole is provided with magnetic guiding loop 100, side lid 110 and drum lid 120 are bolted on magnetic guiding loop 100,
Because magnetic guiding loop 100 is the part of rotor 130, magnetic guiding loop 100 can rotate, and such side lid 110 and drum lid 120 also follow magnetic conduction
Ring 100 rotates；Wheel hub 800 is welded with magnetic guiding loop 100；Wheel hub 800 is used for installing tire.
Multiple screwed holes are uniformly arranged in the left and right sides of magnetic guiding loop 100, be provided with side lid 110 and drum lid 120 it is multiple and
Perforate corresponding to screwed hole, so provided side lid 110 and drum lid 120 on magnetic guiding loop 100 by bolt.
Perforation is provided among side lid 110 and drum lid 120, support shaft 600 through side lid 110 and rouses lid 120 from perforation.
On above-described embodiment basis, further, support frame as described above 500 includes two support side frames, described in two
Support side frame pairing attaching forms.
In certain embodiments, support member includes two support side frames, two support side frame pairing attachings；Two support-sides
Frame can also be formed by embedded punching stretch riveted.
Two support side plates can be fixed by rivet, and be welded respectively with axle sleeve 700, make stator 900 itself
Intensity is bigger, can be used in 8 cun of wheel hub motors.
The utility model also provides a kind of electric car, and electric car is designed to using 8 cun of wheel hub motors described above.
In certain embodiments, electric car uses 8 cun of wheel hub motors, so installs tire according to 8 cun of wheel hub motors and sets
Vehicle frame is counted, the volume of electric car can so be diminished；Electric car volume diminishes, and overall quality also reduced, and facilitates and removes
Fortune.
It is convenient that electric car is transported to pavement or elsewhere by curb when stop in some places
Stopped；Do not needing to find the place of no curb in roadside, then the place stopped to needs of riding, when greatling save
Between, facilitate trip.
The wheel hub motor of 8 cun of wheel hub motors and electric car provided by the utility model is smaller, so using this wheel hub motor
The volume of electric car can also become smaller, the electric car so produced is in light weight, convenient to carry, can be as bicycle
Walked in city；Solve the problems, such as people ride electric car trip it is difficult；People are also convenient for bring up to electric car in curb
Under.
In certain embodiments, 8 cun of wheel hub motors are 140mm using external diameter, and thickness is 30mm iron core 400；In iron core
400 overcoats are provided with the magnetic guiding loop 100 that wall thickness is 3mm, and the magnet steel 200 that thickness is 2mm is evenly arranged with magnetic guiding loop 100；
And air gap is 0.6mm between magnet steel 200 and iron core 400；The quantity of notch 402 on iron core 400 is 48；Using this 8 cun of wheel hub electricity
The raw electric car of machine production.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of 8 cun of wheel hub motors, it is characterised in that including support shaft, stator and rotor, the stator is set in the support
On axle, the rotor is set on the stator；
The stator includes iron core and support frame；The axle sleeve for being set in support shaft is provided centrally with support frame as described above；
And the iron core is arranged with support frame as described above；The external diameter of the iron core is 140mm-160mm.
2. 8 cun of wheel hub motors according to claim 1, it is characterised in that the rotor includes magnetic guiding loop, magnet steel and wheel
Hub；The wheel hub is set in outside the magnetic guiding loop, and the magnet steel is evenly distributed with the magnetic guiding loop inner circle anchor ring；The magnet steel
Thickness is 2mm-3mm；And the wall thickness of the magnetic guiding loop is more than 1.5 times of magnet thickness.
3. 8 cun of wheel hub motors according to claim 1, it is characterised in that the iron core thickness is 30mm-60mm.
4. 8 cun of wheel hub motors according to claim 2, it is characterised in that the air gap between the magnet steel and the iron core
Spacing is 0.3mm-0.6mm.
5. 8 cun of wheel hub motors according to claim 1, it is characterised in that the iron core includes multiple stator punchings, multiple
The stator punching laminates into the iron core, and the wound around coil on iron core.
6. 8 cun of wheel hub motors according to claim 5, it is characterised in that the stator punching is silicon steel sheet, and described fixed
Width of rebate in sub- punching is 3-4 times of coil diameter.
7. 8 cun of wheel hub motors according to claim 6, it is characterised in that the stator punching is silicon steel sheet flute profile punching press
Coiling and molding after shaping.
8. 8 cun of wheel hub motors according to claim 2, it is characterised in that 8 cun of wheel hub motors also include side lid and drum
Lid, and the side lid and drum lid are fixed on the left and right sides of magnetic guiding loop.
9. 8 cun of wheel hub motors according to claim 1, it is characterised in that support frame as described above include two support side frames, two
The individual support side frame pairing attaching forms.
10. a kind of electric car, it is characterised in that using 8 cun of wheel hub motors described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720986603.2U CN207184297U (en) | 2017-08-08 | 2017-08-08 | 8 cun of wheel hub motors and electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720986603.2U CN207184297U (en) | 2017-08-08 | 2017-08-08 | 8 cun of wheel hub motors and electric car |
Publications (1)
| Publication Number | Publication Date |
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| CN207184297U true CN207184297U (en) | 2018-04-03 |
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ID=61745619
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| CN201720986603.2U Expired - Fee Related CN207184297U (en) | 2017-08-08 | 2017-08-08 | 8 cun of wheel hub motors and electric car |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107248803A (en) * | 2017-08-08 | 2017-10-13 | 常州市裕成富通电机有限公司 | 8 cun of wheel hub motors and electric car |
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2017
- 2017-08-08 CN CN201720986603.2U patent/CN207184297U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107248803A (en) * | 2017-08-08 | 2017-10-13 | 常州市裕成富通电机有限公司 | 8 cun of wheel hub motors and electric car |
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Granted publication date: 20180403 |