CN106953488A - A kind of embedded wheel hub motor and use its electric motor car - Google Patents
A kind of embedded wheel hub motor and use its electric motor car Download PDFInfo
- Publication number
- CN106953488A CN106953488A CN201710362308.4A CN201710362308A CN106953488A CN 106953488 A CN106953488 A CN 106953488A CN 201710362308 A CN201710362308 A CN 201710362308A CN 106953488 A CN106953488 A CN 106953488A
- Authority
- CN
- China
- Prior art keywords
- magnet steel
- wheel hub
- rotor
- hub motor
- embedded
- 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
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 84
- 239000010959 steel Substances 0.000 claims abstract description 84
- 239000000463 material Substances 0.000 claims description 6
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 4
- 229910002551 Fe-Mn Inorganic materials 0.000 claims description 4
- 239000000696 magnetic material Substances 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims description 4
- 238000003475 lamination Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
- H02K21/227—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos having an annular armature coil
-
- 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
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
-
- 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
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The present invention relates to technical field of motors, more particularly to a kind of embedded wheel hub motor and use its electric motor car.Embedded wheel hub motor includes rotor and stator core, and the rotor is set in the outside of stator core；It is provided with the rotor in multiple equally distributed magnet steel grooves, the magnet steel groove and is embedded with magnet steel.Meanwhile, additionally provide the electric motor car using above-mentioned embedded wheel hub motor.The present invention uses magnet steel to be arranged in embedded mode in rotor slot, can effectively reduce the manufacturing cost of motor, and has the advantages that manufacture efficiency is high and stability is strong.
Description
Technical field
The present invention relates to technical field of motors, more particularly to a kind of embedded wheel hub motor and use its electric motor car.
Background technology
Electric two-wheel vehicle, the most common with hub-type at present, also a small amount of side hanging, middle.Wheel hub motor is mainly adopted
Outer-rotor structure mode is used, magnet steel uses surface-mount type.Simple in construction, power density is high.With the development of electric two-wheel vehicle industry,
The fierceness of market competition, reduces cost, power performance is improved, just into the key based oneself upon in market, constantly to wheel hub motor
Optimize.And surface-mount type wheel hub motor, the limit has been optimized at present, cost can be reduced, and power performance is can guarantee that again
Scheme, be difficult optimization come.
The content of the invention
It is an object of the invention to propose a kind of embedded wheel hub motor, the cost that existing wheel hub motor is present can solve the problem that
High the problem of.
For up to this purpose, the present invention uses following technical scheme：
A kind of embedded wheel hub motor, it includes rotor and stator core, and the rotor is set in the outside of stator core；
Multiple equally distributed magnet steel grooves are provided with the rotor, also including multiple magnet steel, are embedded in the magnet steel groove
There is magnet steel.
As a kind of preferred scheme of above-mentioned embedded wheel hub motor, the magnet steel groove is V-type, and it includes at an angle to each other
First magnet steel groove and the second magnet steel groove, and the intersection point of the first magnet steel groove and the second magnet steel groove is located remotely from the position in the rotor center of circle；
Magnet steel is embedded with the first magnet steel groove and the second magnet steel groove.
As a kind of preferred scheme of above-mentioned embedded wheel hub motor, in the first magnet steel groove and in the second magnet steel groove
The magnetic that magnet steel is located at rotor center of circle one end is identical.
As a kind of preferred scheme of above-mentioned embedded wheel hub motor, the magnet steel in the adjacent magnet steel groove is justified positioned at rotor
The magnetic of heart one end is different.
As a kind of preferred scheme of above-mentioned embedded wheel hub motor, deposited between the end and magnet steel groove end of the magnet steel
In magnet steel air gap.
As a kind of preferred scheme of above-mentioned embedded wheel hub motor, gas is provided between the rotor and stator core
Gap.
As a kind of preferred scheme of above-mentioned embedded wheel hub motor, stator slot is provided with the stator core.
As a kind of preferred scheme of above-mentioned embedded wheel hub motor, 12 magnet steel grooves are provided with the rotor, it is described fixed
18 stator slots are provided with sub- iron core.
As a kind of preferred scheme of above-mentioned embedded wheel hub motor, the rotor is made of permeability magnetic material, stator iron
The heart is made up using silicon steel sheet of the lamination of coiled strip mold forming, and the magnet steel is made of Ru-Fe-Mn material.
A kind of electric motor car, it includes embedded wheel hub motor as described above.
Beneficial effects of the present invention are：The present invention uses magnet steel to be arranged in embedded mode in rotor slot, Ke Yiyou
The manufacturing cost of the reduction motor of effect, and have the advantages that manufacture efficiency is high and stability is strong.
Brief description of the drawings
Fig. 1 is the structural representation for the embedded wheel hub motor that the specific embodiment of the invention is provided.
Wherein：
1：Rotor；2：Magnet steel；3：Air gap；4：Stator core；5：Magnet steel air gap.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
As shown in figure 1, present embodiments provide for a kind of embedded wheel hub motor, it includes rotor 1 and stator core 4,
Rotor 1, which is set on the outside of stator core 4, rotor 1 to be provided with multiple equally distributed magnet steel grooves, magnet steel groove, is embedded with magnetic
Steel 2.
Use magnet steel 2 to be arranged in embedded mode in magnet steel groove, the manufacturing cost of motor can be effectively reduced, and
And have the advantages that manufacture efficiency is high and stability is strong.
Specifically, magnet steel groove is V-type, it includes the first magnet steel groove and the second magnet steel groove at an angle to each other, and the first magnet steel
The intersection point of groove and the second magnet steel groove is located remotely from the position in the rotor center of circle, the first magnet steel groove and the second magnet steel groove and is embedded with magnetic
Steel 2.Magnet steel groove sets magnet steel 2 into V-type, and in the first magnet steel groove and the second magnet steel groove, can solve magnet steel width wide
Problem, while having the advantages that easy for installation.
It is identical with the magnetic that the magnet steel 2 in the second magnet steel groove is located at rotor center of circle one end in first magnet steel groove.Adjacent magnet steel
The magnetic that magnet steel 2 in groove is located at rotor center of circle one end is different.
There is magnet steel air gap 5 between the end and magnet steel groove end of magnet steel 2.Thus, it is possible to ensure that magnetic circuit is optimized.
Air gap 3 is provided between rotor 1 and stator core 4.The air gap 3 can ensure between rotor 1 and stator core 4
Run well.
Stator slot is provided with stator core 4.Set specifically, being provided with rotor 1 in 12 magnet steel grooves, stator core 4
There are 18 stator slots.Further specifically, rotor 1 is made of permeability magnetic material, stator core 4 passes through coiled strip mould using silicon steel sheet
Shape layer is pressed into, and magnet steel 2 is made of Ru-Fe-Mn material.
In present embodiment, the concrete structure of embedded wheel hub motor is additionally provided, specifically as shown below：
Stator core 4 in fixture, using silicon steel sheet material, trade mark B50A300, external diameter 197mm-205mm, using volume
Expect mold forming lamination, provided with 18 stator slots, thickness is 20mm-60mm, folded thickness is selected greatly according to power less.
Rotor 1 in revolving part, material uses permeability magnetic material, provided with magnet steel air gap 5, internal diameter 205mm-210mm, it is ensured that magnetic
Road is optimized, punching press V-type magnet steel groove, and thickness is 30mm-70mm thickness.Magnet steel 2 uses Ru-Fe-Mn material, into V-type arrangement, uses
NNSS arrangement modes, trade mark 40H, inline mode is more reliable than traditional Surface Mount, with the increase of torque output, the stress of magnet steel 2
Increase therewith, only lean on the cohesive force of anaerobic adhesive, it is difficult to ensure that magnet steel 2 is fixed and is not subjected to displacement, thickness is 20mm-60mm, according to
Power selects greatly folded thickness less.
A kind of electric motor car is additionally provided in the present embodiment, and it includes embedded wheel hub motor as described above.
The know-why of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed in any way.Based on explanation herein, the technology of this area
Personnel, which would not require any inventive effort, can associate other embodiments of the present invention, and these modes are fallen within
Within protection scope of the present invention.
Claims (10)
1. a kind of embedded wheel hub motor, it is characterised in that including rotor (1) and stator core (4), the rotor (1) is arranged
Outside in stator core (4)；
It is provided with the rotor (1) in multiple equally distributed magnet steel grooves, the magnet steel groove and is embedded with magnet steel (2).
2. embedded wheel hub motor according to claim 1, it is characterised in that the magnet steel groove is V-type, and it includes being mutually
The the first magnet steel groove and the second magnet steel groove of angle, and the intersection point of the first magnet steel groove and the second magnet steel groove is located remotely from rotor (1) circle
The position of the heart；
Magnet steel (2) is embedded with the first magnet steel groove and the second magnet steel groove.
3. embedded wheel hub motor according to claim 2, it is characterised in that with the second magnet steel in the first magnet steel groove
The magnetic that magnet steel (2) in groove is located at rotor center of circle one end is identical.
4. embedded wheel hub motor according to claim 3, it is characterised in that the magnet steel (2) in the adjacent magnet steel groove
Magnetic positioned at rotor center of circle one end is different.
5. embedded wheel hub motor according to claim 1, it is characterised in that the end of the magnet steel (2) and magnet steel groove
There is magnet steel air gap (5) between end.
6. embedded wheel hub motor according to claim 1, it is characterised in that the rotor (1) and stator core (4) it
Between be provided with air gap (3).
7. embedded wheel hub motor according to claim 1, it is characterised in that it is fixed to be provided with the stator core (4)
Pilot trench.
8. embedded wheel hub motor according to claim 7, it is characterised in that be provided with 12 magnet steel on the rotor (1)
18 stator slots are provided with groove, the stator core (4).
9. embedded wheel hub motor according to claim 1, it is characterised in that the rotor (1) uses permeability magnetic material system
Into stator core (4) is made up using silicon steel sheet of the lamination of coiled strip mold forming, and the magnet steel (2) is made of Ru-Fe-Mn material.
10. a kind of electric motor car, it is characterised in that including the embedded wheel hub motor as described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710362308.4A CN106953488A (en) | 2017-05-22 | 2017-05-22 | A kind of embedded wheel hub motor and use its electric motor car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710362308.4A CN106953488A (en) | 2017-05-22 | 2017-05-22 | A kind of embedded wheel hub motor and use its electric motor car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106953488A true CN106953488A (en) | 2017-07-14 |
Family
ID=59480057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710362308.4A Pending CN106953488A (en) | 2017-05-22 | 2017-05-22 | A kind of embedded wheel hub motor and use its electric motor car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106953488A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107404169A (en) * | 2017-09-05 | 2017-11-28 | 江苏航天动力机电有限公司 | New-energy automobile wheel hub motor rotor core structure |
| 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 |
| CN107651097A (en) * | 2017-09-25 | 2018-02-02 | 浙江雅迪机车有限公司 | A kind of pendant motor of electric car |
| CN109450138A (en) * | 2018-12-28 | 2019-03-08 | 华人运通控股有限公司 | Embedded magnet steel outer rotor iron core component and hub motor |
| CN110224568A (en) * | 2019-06-06 | 2019-09-10 | 杭州中科伺尔沃电机技术有限公司 | The embedded rotor motor of Cartesian robot |
| CN115940463A (en) * | 2023-01-10 | 2023-04-07 | 台铃科技股份有限公司 | In-wheel motor |
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| JP2002112513A (en) * | 2000-09-29 | 2002-04-12 | Toshiba Corp | Dynamo-electric machine |
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| CN204615533U (en) * | 2015-05-05 | 2015-09-02 | 赣州玖发新能源汽车有限公司 | A kind of high-power permanent magnet motor used for electric vehicle |
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| JP2002112513A (en) * | 2000-09-29 | 2002-04-12 | Toshiba Corp | Dynamo-electric machine |
| CN2518256Y (en) * | 2002-01-04 | 2002-10-23 | 杨中兴 | Rare-earth permanent-magnet low speed motor for electric car |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107404169A (en) * | 2017-09-05 | 2017-11-28 | 江苏航天动力机电有限公司 | New-energy automobile wheel hub motor rotor core structure |
| 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 |
| CN107651097A (en) * | 2017-09-25 | 2018-02-02 | 浙江雅迪机车有限公司 | A kind of pendant motor of electric car |
| CN109450138A (en) * | 2018-12-28 | 2019-03-08 | 华人运通控股有限公司 | Embedded magnet steel outer rotor iron core component and hub motor |
| CN110224568A (en) * | 2019-06-06 | 2019-09-10 | 杭州中科伺尔沃电机技术有限公司 | The embedded rotor motor of Cartesian robot |
| CN115940463A (en) * | 2023-01-10 | 2023-04-07 | 台铃科技股份有限公司 | In-wheel motor |
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