CN109888991A - Electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor - Google Patents
Electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor Download PDFInfo
- Publication number
- CN109888991A CN109888991A CN201910328899.2A CN201910328899A CN109888991A CN 109888991 A CN109888991 A CN 109888991A CN 201910328899 A CN201910328899 A CN 201910328899A CN 109888991 A CN109888991 A CN 109888991A
- Authority
- CN
- China
- Prior art keywords
- rectangular slot
- rotor
- rectangular
- slot
- magnet
- 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.)
- Withdrawn
Links
Classifications
-
- 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 discloses a kind of electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor, the first rectangular slot of even-even is provided in p-m rotor punching, the distance between each pair of rectangular slot outer end is equal to the distance between adjacent two pairs of rectangular slot outer ends, the second rectangular slot is equipped in the first rectangular slot inner end, magnet isolation tank is equipped in the inner end of the second rectangular slot, the cross section of magnet isolation tank is arc-shaped and symmetrical about the first rectangular slot, third rectangular slot is equipped in one end of the magnet isolation tank every two magnet isolation tanks, first rectangular slot, the duplicate permanent-magnet steel of shape is respectively mounted in third rectangular slot and tile shape slot, there are permanent-magnet steels for one magnetic pole of rotor of the structure, adjacent pole is there is no permanent-magnet steel but still with poly- magnetic energy power, solve the problems, such as existing hidden magnetic pole rotor electric machine magnetic field strength decline.
Description
Technical field
The present invention relates to motor in electric automobile technical field of electric appliances, and more particularly, the present invention relates to a kind of electric cars
Invisible permanent-magnet composite excitation driving motor method for production of rotor.
Background technique
The rotor of the permanent magnet drive motor used on electric car at present mostly use greatly hidden magnetic pole both without permanent magnet whether there is or not
Every the structure of magnetic air gap, such as prior art, patent name: rotor and the motor with the rotor, publication number: CN
103427521 A disclose following technical solution, including rotor core, shaft and permanent magnet, and permanent magnet, which has, radially to be prolonged
Uniform polarities opposed pairs magnetic pole opposed portion in the circumferential is stretched and is magnetized to, it is each that a pair of of magnetic pole opposed portion is formed as them
From the magnetic resistance of the direction of magnetization be greater than radial inside portion in radial outside portion, there are two types of the magnetic poles of the construction rotor, a kind of
It is provided with the magnetic pole of permanent magnet, one is the magnetic poles for not setting any structure to lead to magnetic field in the case where permanent magnetism dosage is inadequate
The problem of intensity declines.
Summary of the invention
The invention discloses one kind to overcome drawbacks described above, and there are permanent-magnet steel, adjacent poles, and permanent-magnet steel is not present for a magnetic pole
But still there is poly- magnetic energy power, solve the problems, such as the electric vehicle invisible of existing hidden magnetic pole rotor electric machine magnetic field strength decline forever
Electric and magnetic mixed excitation driving motor method for production of rotor.
Technical solution provided by the invention are as follows:
Electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor, it is characterised in that:
Punching circular ring shape rotor punching, is provided with the first rectangular slot of even-even on rotor punching, each pair of rectangular slot outer end it
Between distance be equal to the distance between adjacent two pairs of rectangular slot outer ends, be equipped with the second rectangle in the first rectangular slot inner end
Slot, the second rectangular length wide small 0.6mm more rectangular than first, the second rectangular width is 2.5mm, in the second rectangular slot
Inner end be equipped with magnet isolation tank, the cross section of magnet isolation tank be it is arc-shaped and symmetrical about the first rectangular slot, with the among magnet isolation tank
The connection of two rectangular slots, the left and right ends of magnet isolation tank are being respectively positioned on the of the first rectangular slot inner end outward along rotor radial
At the 1/3 of one rectangular slot length, it is not connected between two magnet isolation tanks of arbitrary neighborhood and disconnected distance is each pair of first
The 1/2 of distance between rectangular slot inner end is equipped with third rectangular slot, third in one end of the magnet isolation tank every two magnet isolation tanks
Rectangular slot is connected to magnet isolation tank, is equipped with tile shape slot along the diametric outside of rotor core in third rectangular slot.
The diameter of the tile shape slot is equal to the length of third rectangular slot, and the outer end of tile shape slot does not connect with rotor outer circle
It is logical.
The duplicate permanent magnetism of shape is respectively mounted in first rectangular slot, third rectangular slot and tile shape slot
Steel, and the polarity towards rotor outer circle of all permanent-magnet steels is the pole N.
The rotor punching forms p-m rotor iron core, p-m rotor iron core and pawl pole after argon arc welding, welding laminate
Electrical excitation rotor core is installed on the same axis.
It is of the present invention the utility model has the advantages that
The present invention has designed and developed a kind of electric car electromagnetism and built-in permanent magnet combination formula magnetic pole composite excitation driving motor, and one
For magnetic pole there are permanent-magnet steel, adjacent pole solves existing hidden magnetic pole rotor electricity there is no permanent-magnet steel but still with poly- magnetic energy power
The problem of machine magnetic field strength declines.
Detailed description of the invention
Fig. 1 is production process flow chart of the invention.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
Electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor, it is characterised in that:
Punching circular ring shape rotor punching, is provided with the first rectangular slot of even-even on rotor punching, each pair of rectangular slot outer end it
Between distance be equal to the distance between adjacent two pairs of rectangular slot outer ends, be equipped with the second rectangle in the first rectangular slot inner end
Slot, the second rectangular length wide small 0.6mm more rectangular than first, the second rectangular width is 2.5mm, in the second rectangular slot
Inner end be equipped with magnet isolation tank, the cross section of magnet isolation tank be it is arc-shaped and symmetrical about the first rectangular slot, with the among magnet isolation tank
The connection of two rectangular slots, the left and right ends of magnet isolation tank are being respectively positioned on the of the first rectangular slot inner end outward along rotor radial
At the 1/3 of one rectangular slot length, it is not connected between two magnet isolation tanks of arbitrary neighborhood and disconnected distance is each pair of first
The 1/2 of distance between rectangular slot inner end is equipped with third rectangular slot, third in one end of the magnet isolation tank every two magnet isolation tanks
Rectangular slot is connected to magnet isolation tank, is equipped with tile shape slot along the diametric outside of rotor core in third rectangular slot.
The diameter of the tile shape slot is equal to the length of third rectangular slot, and the outer end of tile shape slot does not connect with rotor outer circle
It is logical.
The duplicate permanent magnetism of shape is respectively mounted in first rectangular slot, third rectangular slot and tile shape slot
Steel, and the polarity towards rotor outer circle of all permanent-magnet steels is the pole N.
The rotor punching forms p-m rotor iron core, p-m rotor iron core and pawl pole after argon arc welding, welding laminate
Electrical excitation rotor core is installed on the same axis.
Claims (4)
1. a kind of electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor, it is characterised in that:
Punching circular ring shape rotor punching, is provided with the first rectangular slot of even-even on rotor punching, each pair of rectangular slot outer end it
Between distance be equal to the distance between adjacent two pairs of rectangular slot outer ends, be equipped with the second rectangle in the first rectangular slot inner end
Slot, the second rectangular length wide small 0.6mm more rectangular than first, the second rectangular width is 2.5mm, in the second rectangular slot
Inner end be equipped with magnet isolation tank, the cross section of magnet isolation tank be it is arc-shaped and symmetrical about the first rectangular slot, with the among magnet isolation tank
The connection of two rectangular slots, the left and right ends of magnet isolation tank are being respectively positioned on the of the first rectangular slot inner end outward along rotor radial
At the 1/3 of one rectangular slot length, it is not connected between two magnet isolation tanks of arbitrary neighborhood and disconnected distance is each pair of first
The 1/2 of distance between rectangular slot inner end is being equipped with third rectangular slot, third rectangular slot every one end of two magnet isolation tanks
It is connected to magnet isolation tank, is equipped with tile shape slot along the diametric outside of rotor core in third rectangular slot.
2. electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor according to claim 1, feature
Be: the diameter of the tile shape slot is equal to the length of third rectangular slot, and the outer end of tile shape slot is not connected to rotor outer circle.
3. electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor according to claim 1, feature
It is: is respectively mounted the duplicate permanent-magnet steel of shape in first rectangular slot, third rectangular slot and tile shape slot, and
The polarity towards rotor outer circle of all permanent-magnet steels is the pole N.
4. electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor according to claim 1, feature
Be: the rotor punching forms p-m rotor iron core after argon arc welding, welding laminate, and p-m rotor iron core and pawl pole electricity are encouraged
Magnet rotor iron core is installed on the same axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910328899.2A CN109888991A (en) | 2019-04-23 | 2019-04-23 | Electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910328899.2A CN109888991A (en) | 2019-04-23 | 2019-04-23 | Electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109888991A true CN109888991A (en) | 2019-06-14 |
Family
ID=66938101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910328899.2A Withdrawn CN109888991A (en) | 2019-04-23 | 2019-04-23 | Electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109888991A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010064259A1 (en) * | 2010-12-28 | 2012-06-28 | Robert Bosch Gmbh | Spoke rotor/stator of electric machine, has magnetic enclosure with support strand that is extended into rotor/stator along axial surface of magnet, in installed state of magnetic enclosure with respect to magnet |
| CN104221261A (en) * | 2012-03-30 | 2014-12-17 | 会田工程技术有限公司 | Permanent magnet motor |
| CN105811711A (en) * | 2016-05-11 | 2016-07-27 | 山东理工大学 | Claw pole electromagnetic and permanent magnet invisible magnetic pole hybrid type excitation driving motor |
| CN105896848A (en) * | 2016-05-12 | 2016-08-24 | 张学义 | Method for producing combined magnetic pole and invisible magnetic pole driven motor rotor |
| CN107733112A (en) * | 2017-09-18 | 2018-02-23 | 南京理工大学 | A kind of ultrahigh speed permanent-magnetic synchronous motor rotor structure |
-
2019
- 2019-04-23 CN CN201910328899.2A patent/CN109888991A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010064259A1 (en) * | 2010-12-28 | 2012-06-28 | Robert Bosch Gmbh | Spoke rotor/stator of electric machine, has magnetic enclosure with support strand that is extended into rotor/stator along axial surface of magnet, in installed state of magnetic enclosure with respect to magnet |
| CN104221261A (en) * | 2012-03-30 | 2014-12-17 | 会田工程技术有限公司 | Permanent magnet motor |
| CN105811711A (en) * | 2016-05-11 | 2016-07-27 | 山东理工大学 | Claw pole electromagnetic and permanent magnet invisible magnetic pole hybrid type excitation driving motor |
| CN105896848A (en) * | 2016-05-12 | 2016-08-24 | 张学义 | Method for producing combined magnetic pole and invisible magnetic pole driven motor rotor |
| CN107733112A (en) * | 2017-09-18 | 2018-02-23 | 南京理工大学 | A kind of ultrahigh speed permanent-magnetic synchronous motor rotor structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2681829B1 (en) | Brushless pm machine construction enabling low coercivity magnets | |
| CN104662777B (en) | Permanent magnet submerged motor | |
| US10277101B2 (en) | Rotor for rotating electric machine | |
| CN109995164A (en) | Asymmetric magnetic pole type permanent magnetism for electric vehicle and pawl pole electrical excitation driving motor | |
| CN103780028A (en) | Method for producing permanent magnet rotor of hybrid magnetic circuit of driving motor of electric car | |
| CN105958755A (en) | Production method of invisible magnetic pole and electromagnetism driving motor rotor | |
| CN109888991A (en) | Electric vehicle invisible permanent magnetism mixing excitation driving motor method for production of rotor | |
| CN208143061U (en) | A kind of New-type asynchronous starting ferrite permanent-magnet assist type reluctance-synchronous machine | |
| CN105871151A (en) | Salient pole electromagnetic and permanent magnet invisible magnetic pole hybrid excitation drive motor | |
| CN109951037A (en) | Electromagnetism and hidden magnetic pole composite excitation driving motor | |
| CN105846616B (en) | Hidden magnetic pole and salient pole electromagnetic hybrid excitation generating apparatus method for production of rotor | |
| CN110048560A (en) | Half invisible permanent-magnet and electromagnetic hybrid excitation rotor production method | |
| CN109905000A (en) | Radial and tangential permanent magnet magnetic pole mixed excitation electric machine method for production of rotor | |
| CN109951040A (en) | Interval magnetic pole combined type permanent magnet drive motor for electric vehicle | |
| CN105915001A (en) | Biradial permanent magnet invisible magnetic pole and electromagnetic driving motor | |
| CN208433822U (en) | Electric machine structure and compressor | |
| CN109905001A (en) | Radial hybrid permanent magnet type mixed excitation electric machine method for production of rotor | |
| CN107317442A (en) | Automobile radial direction and tangential resultant magnetic field permanent-magnet steel generator amature production method | |
| CN106026589A (en) | Electromagnetic and built-in combined bi-radial permanent-magnetic drive motor for electric automobiles | |
| CN109980818A (en) | Brushless electromagnetism and biradial permanent magnetism mixing excitation driving motor | |
| CN105958749A (en) | Method of producing combined permanent-magnetic pole and electromagnetic hybrid excitation generator rotor | |
| CN105790521B (en) | Salient pole electromagnetism and radial permanent magnet hidden magnetic pole generator amature production method | |
| CN105811681A (en) | Production method for rotor of electromagnetic generator with combined type permanent magnet magnetic poles and salient poles | |
| CN105811682A (en) | Production method for rotor of permanent magnet driving motor with built-in tangential and combined type radial magnetic fields | |
| CN105811714A (en) | Salient pole electromagnetic and built-in combined type permanent magnet hybrid excitation type driving motor for electric automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190614 |