CN207134887U - A kind of new-energy automobile wheel hub motor stator punching - Google Patents
A kind of new-energy automobile wheel hub motor stator punching Download PDFInfo
- Publication number
- CN207134887U CN207134887U CN201721135627.3U CN201721135627U CN207134887U CN 207134887 U CN207134887 U CN 207134887U CN 201721135627 U CN201721135627 U CN 201721135627U CN 207134887 U CN207134887 U CN 207134887U
- Authority
- CN
- China
- Prior art keywords
- stator punching
- new
- car wheel
- hub motor
- energy automobile
- 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.)
- Active
Links
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
It the utility model is related to new-energy automobile wheel hub motor stator punching, car wheel electromotor stator punching body including cyclic structure, annular uniformly offers 48 grooves along the outer shroud of car wheel electromotor stator punching body, each groove by the linear pattern notch being opened on the outer shroud of car wheel electromotor stator punching body and stretches out the Origuchi being connected on linear pattern notch and U type slot that extension is connected in Origuchi forms from outside to inside, and at least three fastening bolt holes for being used to fix magnetic links are uniformly offered on the inner ring surface of car wheel electromotor stator punching body.A kind of new-energy automobile wheel hub motor stator punching of the present utility model, the product design is in addition to above advantage, also have the characteristics that operational shock and noise are small, it has broad application prospects in various fields such as communications and transportation, Aero-Space, is one of study hotspot in efficient middle and small motor manufacture in recent years.
Description
Technical field
The field of wheel hub motor is the utility model is related to, especially a kind of new-energy automobile wheel hub motor stator punching.
Background technology
Since 21 century, China proposes " energy-conservation and new-energy automobile " strategy, and government pays high attention to new-energy automobile
Research and development and industrialization.National policy advocate with support under, the product of the relevant energy-conservation in China various regions and new-energy automobile is ground
Hair and Demonstration And Extension are to surge forward.Up to the present, due to the continuous renewal and development of technology, and to motor performance
It is required that increasingly improving, there are the matching used new energy motor driven systems of new-energy automobile.It is well known that determine new energy
Three big electricity of automotive performance are:Motor, battery and automatically controlled, and wheel hub motor technology is due to can fill power set, transmission
Put and brake apparatus is all incorporated into wheel hub and enormously simplify the mechanical part of electric vehicle together, more and more learned
Person pays close attention to and research.
With the development of society, explosion type increasing trend is presented to the demand of the energy in people.According to relevant data statistics,
The 42% of atmosphere pollution comes from the discharge of communications and transportation, especially vehicle exhaust.Therefore, the U.S. made in -2011 years 2010
The development new-energy automobile strategy of firewood, its strategic requirement developed are determined:Cut-off is to New-energy electric vehicle in 2015 in the whole nation
It is not less than 1,000,000 in total amount.Also, according to data statistics and relevant report, end in May, 2017, it is electronic on American market
Sale of automobile amount reaches about 1.6 ten thousand, increases about 26% year-on-year April;According in the increasing of such speed, it is contemplated that to 2017
The end of the year in the year sales volume of such automobile is up to about 230,000.
For conventional truck, clutch, speed changer, power transmission shaft, differential mechanism or even transfer gear be all it is essential,
And not only weight is not light, makes the structure of vehicle increasingly complex for these parts, while there is also need periodic maintenance and fault rate
Problem.But Novel direct-drive wheel hub motor just solves this problem well, in addition to structure is more simple, using straight
The vehicle of drive formula In-wheel motor driving can obtain more preferable space availability ratio, while transmission efficiency has also obtained very big carry
Rise, reduce automobile production cost and be effectively improved economic benefit.
Three-phase direct-drive type wheel hub motor is different from common electric machine, on the one hand, permanent magnet is carried above rotor, belongs to direct-drive type
Magneto, it is simple in construction, possess higher runnability under the conditions of of the same race;On the other hand, it is different from traditional permanent magnet synchronous electric
Machine, the motor have outer rotor iron core structure.However, because air gap flux density with the runnability of motor has much relations, commonly
Synchronous motor normal operation under, produce the performance that larger harmonic wave will have a strong impact on motor.The design considers this side
The factor in face, it is proposed that a kind of new stator structure design.And a kind of intelligent optimization algorithm with superperformance of utilization-
Evolution genetic algorithm, the optimization to electric machine structure is realized, save and manufacture material, realize preferable economic benefit.
Utility model content
The technical problems to be solved in the utility model is:In order to overcome it is above-mentioned present in problem, there is provided a kind of new energy
Car wheel electromotor stator punching and its processing method so that the 380V-12p-75kW-2000rpm motors possess good rise
Dynamic performance and declared working condition operation, and noise of motor and vibration can be reduced.
Technical scheme is used by the utility model solves its technical problem:A kind of new-energy automobile wheel hub motor stator
Punching, include the car wheel electromotor stator punching body of cyclic structure, the ring along the outer shroud of car wheel electromotor stator punching body
Shape uniformly offers 48 grooves, and each groove is from outside to inside by being opened on the outer shroud of car wheel electromotor stator punching body
Linear pattern notch and stretch out the Origuchi being connected on linear pattern notch and extension is connected to U type slot group in Origuchi
Into the angle between two extension edges of the medial surface of U type slot two is 8 °, and T-shaped tooth block, T-shaped tooth are formed between two neighboring groove
Block is located on the outer shroud of car wheel electromotor stator punching body, on the inner ring surface of described car wheel electromotor stator punching body
Cloth offers at least three fastening bolt holes for being used to fix magnetic links.
In order to fix magnetic links position, eight are uniformly offered on the inner ring surface of described car wheel electromotor stator punching body
Individual fastening bolt holes.
Angle between two center lines of two neighboring groove and the central point of car wheel electromotor stator punching body is 8
Degree.
In order to improve stator punching insulating properties, H class B insulation paints, H class B insulation paint vacuum high-temperatures are coated with described groove
Heating is attached on groove.
Comprise the following steps that:
(1) intelligent optimization algorithm is utilized, i.e.,:Evolution genetic algorithm, with the volume size of motor, groove profile size, quota electricity
Stream, quota voltage are parameter constraints, the preliminary parameter for optimizing motor volume and output current;
(2) motor performance is optimized again using electromagnetic finite meta software;
(3) according to (one) and (two) so as to calculating electric machine iron core length, stator outer diameter size and grooved size.
The beneficial effects of the utility model are a kind of new-energy automobile wheel hub motor stator punchings of the present utility model, the
One, using the groove profile of stator groove, output power of motor and efficiency are improved, and realize good performance of ventilating;Second, well
Stator laminating structure improve harmonic wave in air gap so that air gap waveform is similar to sinusoidal waveform under operating mode, is carried for electric automobile
For reliable power, improve energy utilization rate and reduce dependence of the people to thermal power generation, while improve new-energy automobile safety
Property and endurance.The product design also has the characteristics that operational shock and noise are small in addition to above advantage, and it is transported in traffic
The various fields such as defeated, Aero-Space have broad application prospects, be in efficient middle and small motor manufacture in recent years study hotspot it
One.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model.
1. car wheel electromotor stator punching body in figure, 11.T type tooth blocks, 2. grooves, 21. linear pattern notches, 22. Origuchis,
23.U type groove mouths, 3. fastening bolt holes.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
New-energy automobile wheel hub motor stator punching as shown in Figure 1, include the car wheel electromotor stator of cyclic structure
Punching body 1, annular uniformly offers 48 grooves 2, two neighboring groove along the outer shroud of car wheel electromotor stator punching body 1
T-shaped tooth block 11 is formed between 2, T-shaped tooth block 11 is located on the outer shroud of car wheel electromotor stator punching body 1, two neighboring groove 2
Two center lines and car wheel electromotor stator punching body 1 central point between angle be 8 degree, adopted on the madial wall of groove 2
With H class B insulation paints vacuum high-temperature heating adhered to, each groove 2 from outside to inside by be opened in car wheel electromotor stator punching
Linear pattern notch 21 and the stretch out Origuchi 22 being connected on linear pattern notch 21 and extension connection on the outer shroud of lamellar body 1
U type slot 23 in Origuchi 22 forms, and the angle between two extension edges of 23 liang of medial surfaces of U type slot is 8 °, automotive hub
Eight fastening bolt holes 3 for being used to fix magnetic links are uniformly offered on the inner ring surface of motor stator punching body 1.
A kind of processing method of new-energy automobile wheel hub motor stator punching of the present utility model, is comprised the following steps that:
(1) intelligent optimization algorithm is utilized, i.e.,:Evolution genetic algorithm, with the volume size of motor, groove profile size, quota electricity
Stream, quota voltage are parameter constraints, the preliminary parameter for optimizing motor volume and output current;
(2) motor performance is optimized again using electromagnetic finite meta software;
(3) according to (one) and (two) so as to calculating electric machine iron core length, stator outer diameter size and grooved size.
A kind of new-energy automobile wheel hub motor stator punching of the present utility model:In the design process, system is fully taken into account
Make the cost and the coefficient of performance of motor, wherein, join according to motor volume size, groove profile size, rated current, rated voltage etc.
Several constraints, with reference to evolution genetic algorithm, primary Calculation goes out electric machine iron core length, stator outer diameter size and related grooved size,
By simulation softwares such as AnsoftMaxwell and Ansysworkbench, the structure is demonstrated using multi-angle coupling Simulation
Feasibility, and the model machine for combining actual production further illustrates the validity of the program.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (4)
1. a kind of new-energy automobile wheel hub motor stator punching, it is characterized in that:Car wheel electromotor stator including cyclic structure
Punching body (1), annular uniformly offers 48 grooves (2) along the outer shroud of car wheel electromotor stator punching body (1), each recessed
Groove (2) from outside to inside by the linear pattern notch (21) being opened on the outer shroud of car wheel electromotor stator punching body (1) and to
It is outer to extend the Origuchi (22) being connected on linear pattern notch (21) and extend U type slot (23) group being connected in Origuchi (22)
Into the angle between two extension edges of the medial surface of U type slot (23) two is 8 °, and T-shaped tooth block is formed between two neighboring groove (2)
(11), T-shaped tooth block (11) is located on the outer shroud of car wheel electromotor stator punching body (1), described car wheel electromotor stator
At least three fastening bolt holes (3) for being used to fix magnetic links are uniformly offered on the inner ring surface of punching body (1).
2. a kind of new-energy automobile wheel hub motor stator punching according to claim 1, it is characterized in that:Described automotive wheels
Eight fastening bolt holes (3) are uniformly offered on the inner ring surface of hub motor stator punching body (1).
3. a kind of new-energy automobile wheel hub motor stator punching according to claim 1, it is characterized in that:Two neighboring groove
(2) the angle between two center lines and the central point of car wheel electromotor stator punching body (1) is 8 degree.
4. a kind of new-energy automobile wheel hub motor stator punching according to claim 1, it is characterized in that:Described groove
(2) H class B insulation paints are coated with.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721135627.3U CN207134887U (en) | 2017-09-05 | 2017-09-05 | A kind of new-energy automobile wheel hub motor stator punching |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721135627.3U CN207134887U (en) | 2017-09-05 | 2017-09-05 | A kind of new-energy automobile wheel hub motor stator punching |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207134887U true CN207134887U (en) | 2018-03-23 |
Family
ID=61637519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721135627.3U Active CN207134887U (en) | 2017-09-05 | 2017-09-05 | A kind of new-energy automobile wheel hub motor stator punching |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207134887U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107565718A (en) * | 2017-09-05 | 2018-01-09 | 江苏航天动力机电有限公司 | New-energy automobile wheel hub motor stator punching and its processing method |
-
2017
- 2017-09-05 CN CN201721135627.3U patent/CN207134887U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107565718A (en) * | 2017-09-05 | 2018-01-09 | 江苏航天动力机电有限公司 | New-energy automobile wheel hub motor stator punching and its processing method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Mohanraj et al. | Critical aspects of electric motor drive controllers and mitigation of torque ripple | |
CN101431282B (en) | Frequency conversion permanent magnet synchronous motor | |
CN107612252A (en) | A kind of birotor axial disk magneto | |
CN105186818A (en) | Permanent magnet synchronous motor with hybrid magnetic circuit arrangement | |
CN102868268A (en) | Novel air gap magnetic field electromagnetic modulation permanent magnet motor with double squirrel cage structure | |
Jian | Research status and development prospect of electric vehicles based on hub motor | |
CN207134887U (en) | A kind of new-energy automobile wheel hub motor stator punching | |
CN112865467B (en) | Combined stator core claw pole transverse flux permanent magnet brushless motor structure and method thereof | |
CN105356679A (en) | Design method of flux-switching outer rotor motor based on electric heating two-way coupling | |
CN113300515B (en) | Disc type axial magnetic field permanent magnet brushless motor structure containing tangential magnet structure and method thereof | |
WO2018233214A1 (en) | Rotor punching sheet for new energy automobile hub motor | |
Han et al. | The modular cascade machines in electric vehicles | |
Jiang et al. | Performance evaluation of AC machines for propulsion in a range extended electric auto rickshaw | |
CN107565718A (en) | New-energy automobile wheel hub motor stator punching and its processing method | |
CN102361380B (en) | Transverse-radial magnetic flux structure brushless combined type permanent magnet motor | |
Kerdsup et al. | Comparative Design between Induction Motor and Synchronous Reluctance Motor used for Electric Vehicle Conversion | |
CN206850547U (en) | A kind of new-energy automobile wheel hub motor rotor punching | |
CN207705981U (en) | The high-power high torque (HT) wheel hub motor of tractor, automobile | |
CN202282706U (en) | Hybrid intermediate speed permanent magnet wind driven generator and set thereof | |
CN206226250U (en) | A kind of New energy electric motor rotor structure | |
CN204835731U (en) | Stator duplex winding electricity excitation aerogenerator | |
Rani et al. | Design of SRM based Powertrain for e-rickshaw application | |
CN210444078U (en) | Two-stage composite direct-drive motor | |
WO2023115606A1 (en) | Permanent magnet traction motor and electric wheel vehicle | |
CN105024465B (en) | Stator double winding electrical excitation wind-driven generator |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |