CN206712638U - High power density electric vehicle permagnetic synchronous motor - Google Patents
High power density electric vehicle permagnetic synchronous motor Download PDFInfo
- Publication number
- CN206712638U CN206712638U CN201720426720.3U CN201720426720U CN206712638U CN 206712638 U CN206712638 U CN 206712638U CN 201720426720 U CN201720426720 U CN 201720426720U CN 206712638 U CN206712638 U CN 206712638U
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- magnet steel
- stator
- rotor
- power density
- hub
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- 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 utility model discloses a kind of high power density electric vehicle permagnetic synchronous motor, including the motor body being made up of stator and rotor, the stator core of the stator is the wide tooth-like structure of deep trouth, and stator winding is using multiply fine rule and around structure；The rotor is surface-mount type magnetic steel structure；The stator cage is the sandwich that inwall offers spiral channel；Rotor core is hub-type structure, and the magnet steel is embedded in the rotor core outer peripheral face for the tile shape spacing structure of the pole embrace with setting, and after glass fiber winding by epoxy resin cure in rotor core outer peripheral face, adjacent magnet steel opposite polarity；The rearward end fixed cover of armature spindle is equipped with hub-type magnet steel ring or rotary transformer.The utility model advantage is small volume, in light weight, and power density is big, and overload capacity is strong, so as to meet electric automobile actual operating mode, improves course continuation mileage, energy-saving effect is obvious.
Description
Technical field
Electric automobile is the utility model is related to, more particularly, to high power density electric vehicle permagnetic synchronous motor.
Background technology
With the progressively popularization of electric automobile, driving motor for electric automobile has become emphasis and the research of industry concern
Focus.Different from traditional permagnetic synchronous motor application scenario and design requirement, Over Electric Motor with PMSM requirement should have
Have high efficiency, wide speed regulating range, exceed loading capability, fastening structure, small volume and it is in light weight the features such as, this to it is used for electric vehicle forever
The design of magnetic-synchro motor proposes new challenge.
The content of the invention
The utility model purpose is to provide a kind of high power density electric automobile for possessing energy-efficient course continuation mileage length
Use permagnetic synchronous motor.
To achieve the above object, the utility model takes following technical proposals：
High power density electric vehicle permagnetic synchronous motor described in the utility model, including be made up of stator and rotor
Motor body, the stator core of the stator is the wide tooth-like structure of deep trouth, and stator winding is using multiply fine rule and around structure；Institute
It is surface-mount type magnetic steel structure to state rotor；The stator cage is the sandwich that inwall offers spiral channel；Rotor core is
Hub-type structure, the magnet steel are embedded in the rotor core periphery for the tile shape spacing structure of the pole embrace with setting
Face, and after glass fiber winding by epoxy resin cure in rotor core outer peripheral face, adjacent magnet steel opposite polarity；Rotor
The rearward end fixed cover of axle is equipped with hub-type magnet steel ring or rotary transformer.
The rearward end fixed cover of the armature spindle is equipped with hub-type magnet steel ring, and the hub-type magnet steel ring is by hub-type magnet steel
The Hall magnet steel ring of ring support and Surface Mount anchor ring in the inner is formed, and the number of pole-pairs of the Hall magnet steel ring and is embedded in the rotor
The magnet steel number of pole-pairs in its outer diameter face is consistent, and Hall sensor is fixed with the rear flange inner surface of the motor body.
The rearward end of the armature spindle is step axle construction, for installing the rotary transformer.
The stator cage is fixed suit by interior set body and outer sleeve body in a manner of stationary fit and is integrated；The spiral channel is opened
The interior set body outer peripheral face is located at, the outer peripheral face sealing of the outer sleeve body is fixed with the water inlet being connected with spiral channel and gone out
The mouth of a river.
The utility model advantage is the permanent magnet synchronous electric for developing a kind of high efficiency, high power density and wide speed regulating range
Machine, compared with conventional motors, small volume is in light weight, and power density is big, and overload capacity is strong, so as to meet electric automobile reality
Operating condition, improves course continuation mileage, and energy-saving effect is obvious.It is embodied in：
1st, stator cage is the sandwich that inwall offers spiral channel, water-carrying capacity is big under certain hydraulic pressure, water resistance is small,
Flow velocity is fast, reaches the purpose of quick cooling motor.
2nd, stator uses the wide tooth-like structure of deep trouth, and winding is using multiply fine rule and around with for weakening high-frequency harmonic and drop
Low magnetic hystersis loss.
3rd, rotor structure uses multipolarization structure, close for reducing stator core yoke portion magnetic；Rotor magnetic steel is embedded in rotor
Surface unshakable in one's determination, magnet steel are embedded in the rotor core outer peripheral face for the tile shape spacing structure of the pole embrace with setting, full
Foot motor runs at high speed the demand of stability；Rotor core is hub-type structure, that is, alleviates the weight of motor, play wind again
Fan acts on, and is more beneficial for the radiating of motor.
4th, rotary transformer can be installed according to different applying working conditions, armature spindle rearward end（Suitable for operating mode it is severe,
It is required that the workplace that shock resistance is strong, transmission signal accuracy is higher）, hub-type magnet steel ring can be installed again（Suitable for operating mode
Workplace relatively stable, carrier frequency is high, and manufacturing cost is low）；Match somebody with somebody by rotary transformer or with hub-type magnet steel ring
The Hall sensor of conjunction, rotor speed signal is passed into electric machine controller, reach accurate controlled motor rotating speed purpose.
Brief description of the drawings
Fig. 1 is the structural representation of stator cage described in the utility model.
Fig. 2 is the structural representation of interior set body described in the utility model.
Fig. 3 is the structural representation of stator core described in the utility model.
Fig. 4 is the structural representation of rotor described in the utility model.
Fig. 5 is the structural representation of rotor core described in the utility model.
Fig. 6 is the structural representation of Hall magnet steel ring described in the utility model.
Fig. 7 is that the rear flange inner surface of motor body described in the utility model is fixed with the structural representation of Hall sensor
Figure.
Embodiment
Embodiments of the invention are elaborated below in conjunction with the accompanying drawings, the present embodiment using technical solution of the present invention before
Put and implemented, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to down
State embodiment.
As shown in figs. 1-7, high power density electric vehicle permagnetic synchronous motor described in the utility model, including by fixed
The motor body that son and rotor are formed.
As Figure 1-3, the stator core 1 of the stator is the wide tooth-like structure of deep trouth, and stator winding uses multiply fine rule
And around structure；The stator cage is the sandwich that inwall offers spiral channel 2, i.e.,：Stator cage is by interior set body 3 and outside
Body 4 is fixed suit in a manner of stationary fit and is integrated；The spiral channel 2 is opened in the outer peripheral face of interior set body 3, the overcoat
The outer peripheral face sealing of body 4 is fixed with the water inlet 5 and delivery port 6 being connected with spiral channel 2.
As shown in figs. 4-7, the rotor is surface-mount type magnetic steel structure；Rotor core 7 is hub-type structure, the magnet steel 8
The outer peripheral face of rotor core 7 is embedded in for the tile shape spacing structure of the pole embrace with setting, and is twined through glass fibre
Around it is rear by epoxy resin cure in the outer peripheral face of rotor core 7, the adjacent opposite polarity of magnet steel 8；The rearward end of armature spindle 9 is fixed
Be set with hub-type magnet steel ring, the hub-type magnet steel ring by hub-type magnet steel ring support 10 and Surface Mount anchor ring in the inner Hall
Magnet steel ring 11 is formed, the number of pole-pairs of the Hall magnet steel ring 11 and the number of pole-pairs of magnet steel 8 for being embedded in the outer peripheral face of rotor core 7
It is consistent, the Hall sensor coordinated with the sensing of Hall magnet steel ring 11 is fixed with the inner surface of rear flange 12 of the motor body
13。
Certainly, the rearward end of armature spindle 9 can also install rotary transformer（Suitable for operating mode it is severe, require shock resistance
By force, the higher workplace of transmission signal accuracy）, rotor speed signal is passed to by motor control by the rotary transformer
Device processed, reach accurate controlled motor rotating speed purpose.
Claims (4)
1. a kind of high power density electric vehicle permagnetic synchronous motor, including the motor body being made up of stator and rotor, institute
The stator core for stating stator is the wide tooth-like structure of deep trouth, and stator winding is using multiply fine rule and around structure；The rotor is Surface Mount
Formula magnetic steel structure；It is characterized in that：The stator cage is the sandwich that inwall offers spiral channel；Rotor core is wheel
Hub structure, the magnet steel are embedded in the rotor core periphery for the tile shape spacing structure of the pole embrace with setting
Face, and after glass fiber winding by epoxy resin cure in rotor core outer peripheral face, adjacent magnet steel opposite polarity；Rotor
The rearward end fixed cover of axle is equipped with hub-type magnet steel ring or rotary transformer.
2. high power density electric vehicle permagnetic synchronous motor according to claim 1, it is characterised in that：The rotor
The rearward end fixed cover of axle is equipped with hub-type magnet steel ring, and the hub-type magnet steel ring is by hub-type magnet steel ring support and Surface Mount in it
The Hall magnet steel ring of inner ring surface is formed, the number of pole-pairs of the Hall magnet steel ring and the magnet steel for being embedded in the rotor core outer peripheral face
Number of pole-pairs is consistent, and Hall sensor is fixed with the rear flange inner surface of the motor body.
3. high power density electric vehicle permagnetic synchronous motor according to claim 2, it is characterised in that：The rotor
The rearward end of axle is the step axle construction for installing the rotary transformer.
4. high power density electric vehicle permagnetic synchronous motor according to claim 1, it is characterised in that：The stator
Casing is fixed suit by interior set body and outer sleeve body in a manner of stationary fit and is integrated；The spiral channel is opened in outside the interior set body
Side face, the outer peripheral face sealing of the outer sleeve body are fixed with the water inlet and delivery port being connected with spiral channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720426720.3U CN206712638U (en) | 2017-04-21 | 2017-04-21 | High power density electric vehicle permagnetic synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720426720.3U CN206712638U (en) | 2017-04-21 | 2017-04-21 | High power density electric vehicle permagnetic synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206712638U true CN206712638U (en) | 2017-12-05 |
Family
ID=60456465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720426720.3U Active CN206712638U (en) | 2017-04-21 | 2017-04-21 | High power density electric vehicle permagnetic synchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206712638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972721A (en) * | 2017-04-21 | 2017-07-21 | 郑州飞机装备有限责任公司 | High power density electric vehicle permagnetic synchronous motor |
-
2017
- 2017-04-21 CN CN201720426720.3U patent/CN206712638U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972721A (en) * | 2017-04-21 | 2017-07-21 | 郑州飞机装备有限责任公司 | High power density electric vehicle permagnetic synchronous motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 450005 mailbox 1084 in the middle section of South Third Ring Road, Zhengzhou City, Henan Province Co-patentee after: Zhengzhou Zhengfei Special Equipment Co.,Ltd. Patentee after: ZHENGZHOU AIRCRAFT EQUIPMENT Co.,Ltd. Address before: 450005 mailbox 1084 in the middle section of South Third Ring Road, Zhengzhou City, Henan Province Co-patentee before: AVIC ELECTRIC VEHICLES (ZHENGZHOU) CO.,LTD. Patentee before: ZHENGZHOU AIRCRAFT EQUIPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 451162 No. 1, No. 5 Road, Zhenggang Airport District, Zhengzhou City, Henan Province Co-patentee after: ZHENGZHOU AIRCRAFT EQUIPMENT Co.,Ltd. Patentee after: Zhengzhou Zhengfei Special Equipment Co.,Ltd. Address before: 450005 mailbox 1084 in the middle section of South Third Ring Road, Zhengzhou City, Henan Province Co-patentee before: Zhengzhou Zhengfei Special Equipment Co.,Ltd. Patentee before: ZHENGZHOU AIRCRAFT EQUIPMENT Co.,Ltd. |
|
| CP03 | Change of name, title or address |