CN101521440A - Permanent magnetic brushless direct current (DC) differential speed motor with dual-rotor structure for electric vehicle - Google Patents
Permanent magnetic brushless direct current (DC) differential speed motor with dual-rotor structure for electric vehicle Download PDFInfo
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- CN101521440A CN101521440A CN200810010512A CN200810010512A CN101521440A CN 101521440 A CN101521440 A CN 101521440A CN 200810010512 A CN200810010512 A CN 200810010512A CN 200810010512 A CN200810010512 A CN 200810010512A CN 101521440 A CN101521440 A CN 101521440A
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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
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Abstract
The invention belongs to the field of a motor, particularly relates to a permanent magnetic brushless direct current (DC) differential speed motor with a dual-rotor structure for electric vehicles. The motor comprises a shell (1) and is characterized in that: the shell (1) comprises two shell units (1' and 1''); the two shell units (1' and 1'') are internally provided with two power output shafts (2' and 2'') respectively; the power output shafts (2' and 2'') are respectively provided with two stator units (3' and 3''); the positions of the two shell units (1' and 1'') corresponding to the two stator units (3' and 3'') are respectively provided with two rotor units (4' and 4''); and the two stator units (3' and 3'') are respectively provided with a Hall position sensor (5). The permanent magnetic brushless direct current (DC) differential speed motor has low cost and high running efficiency and can realize dual-shaft reverse output of the motor.
Description
Technical field
The invention belongs to machine field, relate in particular to a kind of dual-rotor structure for electric vehicle permanent magnetic brushless direct current (DC) differential speed motor.
Background technology
Because the restriction of the energy, environmental requirement, it is a main trend of development of automobile that electric automobile replaces traditional internal-combustion engines vehicle, estimates that electric automobile in the near future will become the main force of auto industry and automobile transportation.Existing a lot of electric motor car or mixed power automobile driving system are to increase dynamical element such as motor to form on the drive system basis of original orthodox car, though can utilize the drive technology of original maturation to save cost and research and development time like this, reduce the performance of motor vehicle performance to a great extent.
All need to add differential gear and can only export in the same way for electric automobile provides the direct current drive mechanism of power in the prior art, any device all can increase the weight of energy consumption and production cost and car load.Power-driven system-motor that domestic at present, international electric automobile adopts mostly is single shaft output, the composition power-driven system that combines with the gearbox of existing automobile and differential mechanism, its efficient is lower, complex structure, control cost higher.
Summary of the invention
The present invention is intended to overcome the deficiencies in the prior art part and provides a kind of with low cost, and the operational efficiency height can be realized the dual-rotor structure for electric vehicle permanent magnetic brushless direct current (DC) differential speed motor that double-axis reverse is exported.
For achieving the above object, the present invention is achieved in that
The dual-rotor structure for electric vehicle permanent magnetic brushless direct current (DC) differential speed motor comprises housing, and described housing comprises two housing units; Are furnished with two power output shafts respectively in described two housing units; Are furnished with two stator units on the described power output shaft respectively; Are furnished with two rotor units respectively with two corresponding positions of stator unit in described two housing units.
As a kind of preferred version, the present invention can be furnished with hall position sensor respectively on described two stator units.
The invention solves the double-axis reverse output of motor, twin shaft directly is connected with the automobile double semiaxis by shaft coupling, has cancelled mechanical gear box and differential mechanism, and system effectiveness is improved, and cost has obtained reduction.
Description of drawings
The invention will be further described below in conjunction with the drawings and specific embodiments.Protection scope of the present invention will not only be confined to the statement of following content.
Fig. 1 is an overall structure schematic diagram of the present invention.
Embodiment
As shown in the figure, the dual-rotor structure for electric vehicle permanent magnetic brushless direct current (DC) differential speed motor comprises housing 1, and described housing 1 comprises two housing unit 1`, 1``; Are furnished with two power output shaft 2`, 2`` respectively in described two housing unit 1`, the 1``; Are furnished with two stator unit 3`, 3`` on described power output shaft 2`, the 2`` respectively; Are furnished with two rotor unit 4`, 4`` respectively with two corresponding positions of stator unit 3`, 3`` in described two housing unit 1`, the 1``.On described two stator unit 3`, 3``, is furnished with hall position sensor 5 respectively.
The present invention compared with prior art mainly has following features:
1, the present invention can rotating Vortex with two rotors of permanent magnetic brushless direct current (DC) differential speed motor with dual-rotor structure Also can counter-rotate, can make electric motor car do forerunner or rear-guard.
2, two output shafts of motor can directly be connected with two semiaxis of automobile by two shaft couplings, reach Drive the purpose of automobile, cancelled traditional mechanical gear box and shaft coupling, can by the motor self-characteristic To reach the purpose of differential.
3, the present invention has replaced mechanical commutation by electronic commutation, does not therefore have brush, has avoided brush The danger such as the sparking that brings have improved efficient simultaneously.
4, starting torque of the present invention is big, and starting current is little, and adjustable range is wide, and power factor is near 1, The efficient height, and high efficient area is wide, is fit to the electric automobile instructions for use.
Claims (2)
1, dual-rotor structure for electric vehicle permanent magnetic brushless direct current (DC) differential speed motor comprises housing (1), it is characterized in that: described housing (1) comprises two housing units (1`, 1``); Are furnished with two power output shafts (2`, 2``) in described two housing units (1`, 1``) respectively; Are furnished with two stator units (3`, 3``) on the described power output shaft (2`, 2``) respectively; Are furnished with two rotor units (4`, 4``) respectively with the corresponding position of two stator units (3`, 3``) in described two housing units (1`, 1``).
2, dual-rotor structure for electric vehicle permanent magnetic brushless direct current (DC) differential speed motor according to claim 1 is characterized in that: be furnished with hall position sensor (5) respectively on described two stator units (3`, 3``).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810010512A CN101521440A (en) | 2008-02-29 | 2008-02-29 | Permanent magnetic brushless direct current (DC) differential speed motor with dual-rotor structure for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810010512A CN101521440A (en) | 2008-02-29 | 2008-02-29 | Permanent magnetic brushless direct current (DC) differential speed motor with dual-rotor structure for electric vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN101521440A true CN101521440A (en) | 2009-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810010512A Pending CN101521440A (en) | 2008-02-29 | 2008-02-29 | Permanent magnetic brushless direct current (DC) differential speed motor with dual-rotor structure for electric vehicle |
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| Country | Link |
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| CN (1) | CN101521440A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102148551A (en) * | 2011-03-10 | 2011-08-10 | 高林发 | Two-in-one coaxial direct current brushless motor |
| CN102299596A (en) * | 2010-06-24 | 2011-12-28 | 谢杨辉 | Multi-power motor and assembly method thereof |
| CN103085648A (en) * | 2011-10-27 | 2013-05-08 | 现代自动车株式会社 | System For Hybrid Vehicle To Enhance Performance During Electric Mode |
| CN104121222A (en) * | 2013-04-24 | 2014-10-29 | 江苏洪流化工机械有限公司 | Improved plastic-lined pump |
| CN105471331A (en) * | 2014-09-29 | 2016-04-06 | 瑞展动能股份有限公司 | Brushless DC motor rotation speed control system |
| CN106915233A (en) * | 2017-04-18 | 2017-07-04 | 沈阳永磁电机制造有限公司 | The mechanical difference device drive axle that a kind of pure square-wave motor of permanent magnetism drives |
| CN111431364A (en) * | 2020-04-24 | 2020-07-17 | 深圳九九无线电子科技有限公司 | Modular multi-rotor brushless motor |
-
2008
- 2008-02-29 CN CN200810010512A patent/CN101521440A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102299596A (en) * | 2010-06-24 | 2011-12-28 | 谢杨辉 | Multi-power motor and assembly method thereof |
| CN102148551A (en) * | 2011-03-10 | 2011-08-10 | 高林发 | Two-in-one coaxial direct current brushless motor |
| CN103085648A (en) * | 2011-10-27 | 2013-05-08 | 现代自动车株式会社 | System For Hybrid Vehicle To Enhance Performance During Electric Mode |
| US9321343B2 (en) | 2011-10-27 | 2016-04-26 | Hyundai Motor Company | System for hybrid vehicle to enhance performance during electric mode |
| CN103085648B (en) * | 2011-10-27 | 2016-10-26 | 现代自动车株式会社 | For improving the system of the hybrid electric vehicle of electric model performance |
| CN104121222A (en) * | 2013-04-24 | 2014-10-29 | 江苏洪流化工机械有限公司 | Improved plastic-lined pump |
| CN105471331A (en) * | 2014-09-29 | 2016-04-06 | 瑞展动能股份有限公司 | Brushless DC motor rotation speed control system |
| CN106915233A (en) * | 2017-04-18 | 2017-07-04 | 沈阳永磁电机制造有限公司 | The mechanical difference device drive axle that a kind of pure square-wave motor of permanent magnetism drives |
| CN111431364A (en) * | 2020-04-24 | 2020-07-17 | 深圳九九无线电子科技有限公司 | Modular multi-rotor brushless motor |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Open date: 20090902 |