CN104734416B - A kind of stator biases wheel hub electric motor of electric vehicle - Google Patents
A kind of stator biases wheel hub electric motor of electric vehicle Download PDFInfo
- Publication number
- CN104734416B CN104734416B CN201510123250.9A CN201510123250A CN104734416B CN 104734416 B CN104734416 B CN 104734416B CN 201510123250 A CN201510123250 A CN 201510123250A CN 104734416 B CN104734416 B CN 104734416B
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- China
- Prior art keywords
- iron ring
- stator
- motor
- guiding loop
- magnetic guiding
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Classifications
-
- 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
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The present invention relates to a kind of stator biases wheel hub electric motor of electric vehicle, including rotor, Stator and electrical machine axis, stator and motor axis are axially position, it is electric motor end cap outside rotor, the end cap at motor two ends is fixed on the iron ring of built-in hub that can be freely rotatable vertically, described rotor includes wheel rim and inner ring, inner ring includes magnetic guiding loop iron ring and fixing inner ring, the internal diameter of magnetic guiding loop iron ring is more than the internal diameter of fixing inner ring, fixing inner ring is connected on wheel rim inwall, magnetic guiding loop iron ring is connected in the lateral part of wheel rim, motor stator is concentric with magnetic guiding loop iron ring and biases setting with respect to wheel rim；The present invention is by the larger of magnetic guiding loop iron ring, motor stator and magnetic guiding loop iron ring are arranged concentrically and bias setting with respect to wheel rim, by increasing rotor internal diameter and stator outer diameter, increase the work arm of force in stator and rotor magnetic field, thus improve torque force and the power density of wheel hub motor.
Description
Technical field
The invention belongs to vehicle technology field, it is related to a kind of stator biasing wheel hub electric motor of electric vehicle.
Background technology
Electric motor car as the new forms of energy vehicles of green, energy-saving and environmental protection, so that it is economical, convenient, energy-saving and environmental protection, is easily grasped
The advantages of make increasingly is favored by users, wheel hub motor as one of the core component of electric motor car, its performance
Quality determines travel speed, course continuation mileage and the grade climbing performance of electric motor car；Existing wheel hub motor includes rotor, stator, electricity
Machine axis, motor down-lead etc., stator is axially position with motor axis, is electric motor end cap outside rotor, the side lid at motor two ends
It is fixed on the iron ring of built-in hub that can be freely rotatable vertically, above wherein one side end cap, be provided with shoe-type brake hubs or dish
Stop disk pedestal.
Developing rapidly and quickly popularizing with electric motor car market, the heavy burden of electric motor car requires more and more higher, user couple
The requirement of the power performance of electric motor car also more and more higher although the power of motor is also done bigger and bigger by many producers, but due to general
The grade climbing performance of three-way motor is poor, often occurs not climbing abrupt slope or the situation generation of motor is burnt in climbing, the fault rate of motor is steep
So rise, for this reason, Xu Xie producer is by increasing the size of motor wheel hub come the power performance of lifting motor, but thus bring electricity
Machine, the cost increase of tire and vehicle compatibility poor the problems such as；In existing wheel hub electric motor of electric vehicle with ten cun of motors the most
Common is also the optimal motor of electric motor car with two wheels compatibility, and the external diameter of motor is fixed value for 254mm, if in limited wheel
In hub size, the work arm of force in electric machine rotor magnetic field is maximized, not only can effectively improve torque performance and the work(of motor
Rate density, can be with the work efficiency of lifting motor and the material cost reducing motor.The stator of existing ten cun of wheel hub motors
Outside dimension is typically in the range of between 145mm～205mm, and rotor internal diameter size is between 152mm～212mm.
Content of the invention
It is an object of the invention to provide a kind of stator biases wheel hub electric motor of electric vehicle, for existing ten cun of wheel hub motors
The problems referred to above existing are it is proposed that a kind of brand-new wheel hub electric motor of electric vehicle design, fixed by motor in limited hub size
The size of rotor maximizes, thus effectively improving every power performance and the power density of motor.
The technology of the present invention is to be realized by following technical proposal：
A kind of stator biases wheel hub electric motor of electric vehicle, including rotor and Stator and electrical machine axis, described stator and motor
Axis carries out axially position, described rotor include wheel rim and interior iron ring it is characterised in that：Interior iron ring include magnetic guiding loop iron ring and
Iron ring in brake end, the internal diameter of magnetic guiding loop iron ring is more than the internal diameter of iron ring in brake end, and in brake end, iron ring is connected in wheel rim
On wall, magnetic guiding loop iron ring is connected in the axially external portion of wheel rim, motor stator corresponding with magnetic guiding loop iron ring position and with respect to
Wheel rim biasing setting.
Described wheel hub motor is ten cun of motors, and between 251mm～350mm, stator outer diameter exists wherein rotor internal diameter
Between 247mm～345mm.
An end cap is had to be connected with iron ring in brake end, this end cap is provided with shoe-type brake hubs or disk brake pedestal, another
End cap is connected with magnetic guiding loop iron ring.
The internal diameter of described magnetic guiding loop iron ring is more than the external diameter of iron ring and wheel rim the external diameter less than tire in brake end.
The axial width of described magnetic guiding loop iron ring is 20mm～80mm.
Preferably, in a kind of above-mentioned stator biasing wheel hub electric motor of electric vehicle, in described rotor, iron ring internal diameter is
260mm, corresponding stator outer diameter 254mm.The motor cost performance highest being produced using this parameter.Described magnetic guiding loop iron ring
Axial width be 20mm～80mm, by adjusting the height of iron ring in rotor, can achieve that power of motor by a larger margin is adjusted
Whole, both met the installation requirement of 10 cun of tires and the compatibility of vehicle, and so that stator and rotor dimension of inner and outer diameters is designed again
Bigger.
Compared with prior art, the advantage of the rotor of this wheel hub electric motor of electric vehicle is：
1st, the wheel hub electric motor of electric vehicle of the present invention is biased by stator and significantly increases the internal diameter of rotor and stator
External diameter, significantly increases the work arm of force in stator and rotor magnetic field, thus improve the torque force of wheel hub motor and power is close
Degree, is more applicable for working under the harsh operating modes such as mountain area larger in vehicle heavy burden or that abrupt slope road is more, and due to increasing
The surface area of motor, radiating effect is more preferable.The torsional forces of this wheel hub motor, power density, work efficiency, stability, sexual valence
Have significantly improved than with respect to common ten cun of wheel hub motors, therefore more energy-conservation and environmental protection, more it is received by the market.
2nd, the wheel hub electric motor of electric vehicle of the present invention pass through increase iron core groove area, increased winding consumption, reduce
Copper loss and reduce motor temperature rise, improve the anti-overload ability of motor simultaneously.
3rd, the wheel hub electric motor of electric vehicle of the present invention has also carried out rational optimization design to the structure of stator and rotor, makes wheel
The mechanical strength of hub motor significantly improves, and is more easily assembled, uses and keeps in repair.
Brief description
Fig. 1 is the structural representation that this stator biases wheel hub electric motor of electric vehicle.
Specific embodiment
As shown in figure 1, in a kind of stator biasing wheel hub electric motor of electric vehicle, described wheel hub motor is ten cun of motors, including
Rotor 1, stator 2 and motor axis 16, described stator 2 carries out axially position with motor axis 16, and described rotor 1 includes taking turns
Rim 11 and interior iron ring, interior iron ring is connected on wheel rim 11 inwall, and the side lid 3 at motor two ends is fixed on can be freely rotatable vertically
On the interior iron ring of built-in hub, described interior iron ring includes braking iron ring 12 and magnetic guiding loop iron ring 13 in end, described brake end
Interior iron ring 12 is connected in wheel rim 11 inwall intermediate projections portion 15, and described magnetic guiding loop iron ring 13 is connected on wheel rim 15 outside；Stop
In car end, the internal diameter of iron ring 12 is less than the internal diameter of magnetic guiding loop iron ring 13, the internal diameter of described magnetic guiding loop iron ring 13 be 251mm～
Between 350mm, described stator 2 external diameter is between 247mm～345mm, the internal diameter of wherein said magnetic guiding loop iron ring 13
260mm, described stator outer diameter 254mm are optimal case, and wherein one side end cap 3 is connected with iron ring 12 in brake end, this side end cap
3 are provided with shoe-type brake hubs or disk brake pedestal 17, and another side end cap 3 and magnetic guiding loop iron ring 13 are connected.
The stator biasing wheel hub electric motor of electric vehicle of the present invention improves for ten cun of wheel hub motors, ten cun of wheel hub electricity
Machine maximum outside diameter 254mm, the present invention passes through the skew setting of magnetic guiding loop iron ring, thus realizing increasing rotor internal diameter and stator outer diameter,
Increase the work arm of force in stator and rotor magnetic field, improve torque force and the power density of wheel hub motor, be more applicable in vehicle
Work under the harsh operating modes such as the mountain area that heavy burden is larger or abrupt slope road is more, and due to increasing the surface area of motor, radiating
Effect is more preferable.The torsional forces of this wheel hub motor, power density, work efficiency, cost performance, stability are with respect to common ten cun of wheel hubs
Motor has significantly improved, therefore more energy-conservation and environmental protection, is more received by the market.
Preferably, in above-mentioned wheel hub electric motor of electric vehicle, described rotor internal diameter is 260mm, described stator outer diameter
254mm, the motor performance being produced using this parameter is best.
The protection of the present invention is not limited to 10 cun（254mm）Wheel hub motor, the design of every employing present invention and structure
Other size wheel hub motors also because belonging to scope of the invention.
Claims (5)
1. a kind of stator biases wheel hub electric motor of electric vehicle, including rotor and Stator and electrical machine axis, in described stator and motor
Axle carries out axially position, described rotor include wheel rim and interior iron ring it is characterised in that：Interior iron ring includes magnetic guiding loop iron ring and stops
Iron ring in car end, the internal diameter of magnetic guiding loop iron ring is more than the internal diameter of iron ring in brake end, and in brake end, iron ring is connected in wheel rim inwall
On, magnetic guiding loop iron ring is connected in the axially external portion of wheel rim, and motor stator is corresponding with magnetic guiding loop iron ring position and with respect to wheel
Rim biasing setting.
2. as claimed in claim 1 a kind of stator biasing wheel hub electric motor of electric vehicle it is characterised in that：Described wheel hub motor is
Ten cun of motors, between 251mm～350mm, stator outer diameter is between 247mm～345mm for wherein rotor internal diameter.
3. as claimed in claim 1 a kind of stator biasing wheel hub electric motor of electric vehicle it is characterised in that：Wherein one side end cap with stop
In car end, iron ring is connected, and this side end cap is provided with shoe-type brake hubs or disk brake pedestal, another side end cap and magnetic guiding loop iron ring
It is connected.
4. as claimed in claim 1 a kind of stator biasing wheel hub electric motor of electric vehicle it is characterised in that：Described magnetic guiding loop iron ring
Internal diameter be more than brake end in iron ring and wheel rim external diameter and be less than tire external diameter.
5. as claimed in claim 1 a kind of stator biasing wheel hub electric motor of electric vehicle it is characterised in that：Described magnetic guiding loop iron ring
Axial width be 20mm～80mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510123250.9A CN104734416B (en) | 2015-03-20 | 2015-03-20 | A kind of stator biases wheel hub electric motor of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510123250.9A CN104734416B (en) | 2015-03-20 | 2015-03-20 | A kind of stator biases wheel hub electric motor of electric vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104734416A CN104734416A (en) | 2015-06-24 |
| CN104734416B true CN104734416B (en) | 2017-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510123250.9A Active CN104734416B (en) | 2015-03-20 | 2015-03-20 | A kind of stator biases wheel hub electric motor of electric vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN104734416B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107959375A (en) * | 2017-12-28 | 2018-04-24 | 台州市金宇机电有限公司 | A kind of nonstandard electric vehicle hub direct driving motor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1245994A (en) * | 1998-08-21 | 2000-03-01 | 株式会社岛野 | Salient pole type electric generator and bicycle |
| CN1312179A (en) * | 2000-01-31 | 2001-09-12 | 株式会社岛野 | Bicycle hub |
| CN201051698Y (en) * | 2007-04-30 | 2008-04-23 | 杨光笋 | Deviated car electromotor |
| CN202413272U (en) * | 2011-12-29 | 2012-09-05 | 宁波北斗科技有限公司 | Motor hub for electric vehicle |
| CN103904791A (en) * | 2014-03-24 | 2014-07-02 | 台州市金宇机电有限公司 | High-power efficient motor used for electric vehicle |
| CN203933171U (en) * | 2014-06-11 | 2014-11-05 | 温岭市九洲电机制造有限公司 | A kind of wheel hub electric motor of electric vehicle |
| EP2805832A1 (en) * | 2012-01-20 | 2014-11-26 | Chengdu Youyang Electromechanical Product Design Co. Ltd. | Wheel hub, wheel hub motor vehicle wheel, and electric vehicle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202481627U (en) * | 2012-03-19 | 2012-10-10 | 王春华 | Infusion apparatus collector |
| CN204481627U (en) * | 2015-03-20 | 2015-07-15 | 台州市路桥鼎新阳光机电科技有限公司 | A kind of stator is biased wheel hub electric motor of electric vehicle |
-
2015
- 2015-03-20 CN CN201510123250.9A patent/CN104734416B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1245994A (en) * | 1998-08-21 | 2000-03-01 | 株式会社岛野 | Salient pole type electric generator and bicycle |
| CN1312179A (en) * | 2000-01-31 | 2001-09-12 | 株式会社岛野 | Bicycle hub |
| CN201051698Y (en) * | 2007-04-30 | 2008-04-23 | 杨光笋 | Deviated car electromotor |
| CN202413272U (en) * | 2011-12-29 | 2012-09-05 | 宁波北斗科技有限公司 | Motor hub for electric vehicle |
| EP2805832A1 (en) * | 2012-01-20 | 2014-11-26 | Chengdu Youyang Electromechanical Product Design Co. Ltd. | Wheel hub, wheel hub motor vehicle wheel, and electric vehicle |
| CN103904791A (en) * | 2014-03-24 | 2014-07-02 | 台州市金宇机电有限公司 | High-power efficient motor used for electric vehicle |
| CN203933171U (en) * | 2014-06-11 | 2014-11-05 | 温岭市九洲电机制造有限公司 | A kind of wheel hub electric motor of electric vehicle |
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| Publication number | Publication date |
|---|---|
| CN104734416A (en) | 2015-06-24 |
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