CN102267371A - Hub magnetic suspension supporting driven electric automobile - Google Patents
Hub magnetic suspension supporting driven electric automobile Download PDFInfo
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- CN102267371A CN102267371A CN2011101486672A CN201110148667A CN102267371A CN 102267371 A CN102267371 A CN 102267371A CN 2011101486672 A CN2011101486672 A CN 2011101486672A CN 201110148667 A CN201110148667 A CN 201110148667A CN 102267371 A CN102267371 A CN 102267371A
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- bearing
- free motor
- free
- wheel hub
- bolster
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Abstract
The invention discloses a hub magnetic suspension supporting driven electric automobile, which comprises front and rear hub bearing-free motor supporting driving systems and a detection and control system for detecting and controlling bearing-free motors in the front and rear hub bearing-free motor supporting driving systems. The front and rear hub bearing-free motor supporting driving systems respectively comprise a supporting shaft (6), and the supporting shaft is fixed on a frame (8); and a wheel hub (5), a radial bearing-free motor (1), a speed adjusting clutch (2) and an axial bearing-free motor are symmetrically arranged at two ends of the supporting shaft. Through the hub magnetic suspension supporting driven electric automobile, no friction and no abrasion support between the wheel hub and the frame is realized by a magnetic suspension technology; and the wheel hub is directly driven to rotate by electromagnetic torque, so that a transmission chain is shortened, the driving efficiency is improved, the energy consumption is remarkably reduced, and the power performance of the electric automobile is improved.
Description
Technical field
The present invention relates to a kind of electronlmobil, particularly, relate to a kind of wheel hub magnetic suspension bearing drive type electric automobile.
Background technology
Follow development of global economy, the consumption of petroleum amount increases day by day, and oil is just becoming in short supply day by day as non-renewable resources.The main vehicle of conduct in the city, for example mass transportation facilities, hackney vehicle and private vehicle etc. move in circles and travel in the city, it has not only consumed a large amount of petroleum-based energys, and a large amount of uses of oil, give off a large amount of pernicious gases, cause serious environmental to pollute, be harmful to the healthy of people.If these bad problems of untimely solution, bring invisible harm then can for city dweller's work, study, life, be an impediment to the sound development of city material progress, so electronlmobil is subject to people's attention more and more as the alternative transportation means of fuel-engined vehicle.
But with regard to traditional electric automobile, its drive system is applied mechanically the drive system of fuel-engined vehicle more, i.e. propulsion source outputting power, power arrive walking terminal (being wheel) successively through power-transfer clutch, retarder, diff.This kind drive system, for present accumulator capacity electronlmobil less than normal, the transmission of power of so many link has reduced the conversion efficiency of electric car electric energy to mechanical energy.
In view of the above-mentioned defective of prior art, need provide a kind of later-model electronlmobil.
Summary of the invention
The purpose of this invention is to provide a kind of later-model wheel hub magnetic suspension bearing drive type electric automobile, to overcome the problems referred to above of prior art, this wheel hub magnetic suspension bearing drive type electric automobile can improve the conversion efficiency of electric car electric energy to mechanical energy, thereby cut down the consumption of energy, improve the tractive performance of electronlmobil.
Above-mentioned purpose is achieved through the following technical solutions: wheel hub magnetic suspension bearing drive type electric automobile, before comprising, before the rear-wheel hub bearing-free motor supports drive system and is used for detecting control and is somebody's turn to do, the detection control system of the bearing-free motor in the rear-wheel hub bearing-free motor supporting drive system, before described, rear-wheel hub bearing-free motor supporting drive system comprises bolster separately, this bolster is fixed on the vehicle frame, the both ends symmetric arrangement of described bolster has wheel nave, bearing-free motor radially, variable-speed clutch and axial bearing-free motor, and the described axial bearing-free motor that the corresponding end of this bolster is arranged is in turn passed at the two ends of this bolster respectively, the variable-speed clutch and the center of bearing-free motor radially; Described axial bearing-free motor comprises axial bearing-free motor stator and axial bearing-free motor rotor, described axial bearing-free motor stator is fixed on described bolster and the vehicle frame, and described axial bearing-free motor rotor is fixed on the cooresponding described wheel nave to rotate jointly with this wheel nave; Described radially bearing-free motor comprises radially bearing-free motor stator and radially bearing-free motor rotor, and described radially bearing-free motor rotor is fixed on the cooresponding described wheel nave, and described radially bearing-free motor stator is fixed on the described bolster.
Pass through technique scheme, wheel hub magnetic suspension bearing drive type electric automobile of the present invention utilizes magnetic suspension and motor technology with vehicle body suspension, detecting under the control system control, make the front and back wheel wheel hub not have friction, do not have wearing and tearing ground supporting electronlmobil vehicle body, and drive wheels wheel hub rotating band motor-car wheel travels along ground surface.Wheel hub magnetic suspension bearing drive type electric automobile of the present invention has been realized not having friction between wheel nave and the vehicle frame, has not been had the wearing and tearing supporting by magnetic levitation technology, and by the rotation of electromagnetic torque direct drive wheel nave, shortened messenger chain, improved drive efficiency, reduce energy consumption significantly, improved the tractive performance of electronlmobil.
Description of drawings
Fig. 1 is the general layout structural representation of the wheel hub magnetic suspension bearing drive type electric automobile of the specific embodiment of the invention.
Among the figure: 1 bearing-free motor radially; 2 variable-speed clutches; 3 axial bearing-free motor rotors; 4 axial bearing-free motor stators; 5 wheel naves; 6 bolsters; 7 detect control system; 8 vehicle frames.
The specific embodiment
The specific embodiment of wheel hub magnetic suspension bearing drive type electric automobile of the present invention is described below in conjunction with accompanying drawing.
Referring to Fig. 1, the detection control system that wheel hub magnetic suspension bearing drive type electric automobile of the present invention comprises forward and backward wheel hub bearing-free motor supporting drive system (being front wheel hub bearing-free motor supporting drive system and rear-wheel hub bearing-free motor supporting drive system) and is used for detecting the bearing-free motor of the described forward and backward wheel hub bearing-free motor supporting drive system of control.Described forward and backward wheel hub bearing-free motor supporting drive system comprises bolster 6 separately, this bolster 6 is fixed on the vehicle frame 8, the both ends symmetric arrangement of described bolster 6 has wheel nave 5, radially bearing-free motor 1, variable-speed clutch 2 and axial bearing-free motor, and the two ends of this bolster 6 are in turn passed the described axial bearing-free motor arranged the corresponding end of this bolster, variable-speed clutch and the center of bearing-free motor 1 radially respectively; Described axial bearing-free motor comprises axial bearing-free motor stator 4 and axial bearing-free motor rotor 3, described axial bearing-free motor stator 4 is fixed on described bolster 6 and the vehicle frame 8, described axial bearing-free motor rotor 3 is fixed on the cooresponding described wheel nave 5 to rotate jointly with this wheel nave, the effect of this axial bearing-free motor is under described detection control system control, the electromagnetic torque of the axial magnetic suspension power of generation supporting and the corresponding wheel nave 5 of axial location and these wheel nave 5 rotations of driving.Described radially bearing-free motor 1 comprises radially bearing-free motor stator and radially bearing-free motor rotor, described radially bearing-free motor rotor is fixed on the cooresponding described wheel nave 5, described radially bearing-free motor stator is fixed on the described bolster, this radially the effect of bearing-free motor 1 be under the control of described detection control system, produce the axial magnetic power of supporting vehicle body and drive the electromagnetic torque of corresponding wheel nave rotation.
Pass through technique scheme, wheel hub magnetic suspension bearing drive type electric automobile of the present invention utilizes magnetic suspension and motor technology with vehicle body suspension, detecting under the control system control, make the front and back wheel wheel hub not have friction, do not have wearing and tearing ground supporting electronlmobil vehicle body, and drive wheels wheel hub rotating band motor-car wheel travels along ground surface.When electronic vapour is static at car, startup, slow astern, deceleration or braking, and when need not suspension operation (being low cruise), detecting under the control system control action, described variable-speed clutch can be realized direct friction supporting electronlmobil vehicle body, and can be by the friction force size of decelerator pedal control supporting, with the running velocity of Control of Automobile.
By last description as seen, wheel hub magnetic suspension bearing drive type electric automobile of the present invention has been realized not having friction between wheel nave and the vehicle frame, has not been had the wearing and tearing supporting by magnetic levitation technology, and by the rotation of electromagnetic torque direct drive wheel nave, shortened messenger chain, improved drive efficiency, reduce energy consumption significantly, improved the tractive performance of electronlmobil.
Each concrete technical characterictic described in the above-mentioned specific embodiment can carry out combination in any by any suitable manner, and it falls within the scope disclosed in this invention equally.Simultaneously, also can carry out combination in any between the various embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.In addition; need to prove; major technique design of the present invention is to propose a kind of later-model electronlmobil supporting drive arrangement scheme; and do not relate to concrete connection structure; the structure of relevant bearing-free motor, variable-speed clutch etc. has belonged to the comparative maturity technique known; its concrete fit structure in technical conceive scope of the present invention, exist multiple may and variant, these all belong to protection scope of the present invention.Protection scope of the present invention is defined by the claims.
Claims (1)
1. wheel hub magnetic suspension bearing drive type electric automobile, it is characterized in that, before comprising, before the rear-wheel hub bearing-free motor supports drive system and is used for detecting control and is somebody's turn to do, the detection control system of the bearing-free motor in the rear-wheel hub bearing-free motor supporting drive system, before described, rear-wheel hub bearing-free motor supporting drive system comprises bolster (6) separately, this bolster is fixed on the vehicle frame (8), the both ends symmetric arrangement of described bolster has wheel nave (5), bearing-free motor (1) radially, variable-speed clutch (2) and axial bearing-free motor, and the described axial bearing-free motor that the corresponding end of this bolster is arranged is in turn passed at the two ends of this bolster (6) respectively, the variable-speed clutch (2) and the center of bearing-free motor (1) radially; Described axial bearing-free motor comprises axial bearing-free motor stator (4) and axial bearing-free motor rotor (3), described axial bearing-free motor stator is fixed on described bolster and the vehicle frame, and described axial bearing-free motor rotor is fixed in cooresponding described wheel nave (5) and goes up to rotate jointly with this wheel nave; Described radially bearing-free motor (1) comprises radially bearing-free motor stator and radially bearing-free motor rotor, described radially bearing-free motor rotor is fixed on the cooresponding described wheel nave (5), and described radially bearing-free motor stator is fixed on the described bolster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110148667 CN102267371B (en) | 2011-06-03 | 2011-06-03 | Hub magnetic suspension supporting driven electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110148667 CN102267371B (en) | 2011-06-03 | 2011-06-03 | Hub magnetic suspension supporting driven electric automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102267371A true CN102267371A (en) | 2011-12-07 |
| CN102267371B CN102267371B (en) | 2013-05-08 |
Family
ID=45049901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110148667 Expired - Fee Related CN102267371B (en) | 2011-06-03 | 2011-06-03 | Hub magnetic suspension supporting driven electric automobile |
Country Status (1)
| Country | Link |
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| CN (1) | CN102267371B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950373A (en) * | 2014-05-21 | 2014-07-30 | 中北大学 | Electric wheel with built-in suspension flywheel |
| CN108973528A (en) * | 2018-07-06 | 2018-12-11 | 山东交通学院 | A kind of wheel shaft magnetic suspension drive type electric automobile |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1760056A (en) * | 2005-07-29 | 2006-04-19 | 上海燃料电池汽车动力系统有限公司 | Structure of joining independent suspension of single pitch arm, disc brake with electric wheel of internal rotor |
| WO2007010843A1 (en) * | 2005-07-19 | 2007-01-25 | Ntn Corporation | Electric wheel-drive device |
| JP2007210491A (en) * | 2006-02-10 | 2007-08-23 | Nsk Ltd | Arithmetic unit and arithmetic network system for peripheral device of wheel |
| WO2008027159A2 (en) * | 2006-08-31 | 2008-03-06 | American Axle & Manufacturing, Inc. | Electric wheel motor assembly |
-
2011
- 2011-06-03 CN CN 201110148667 patent/CN102267371B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007010843A1 (en) * | 2005-07-19 | 2007-01-25 | Ntn Corporation | Electric wheel-drive device |
| CN1760056A (en) * | 2005-07-29 | 2006-04-19 | 上海燃料电池汽车动力系统有限公司 | Structure of joining independent suspension of single pitch arm, disc brake with electric wheel of internal rotor |
| JP2007210491A (en) * | 2006-02-10 | 2007-08-23 | Nsk Ltd | Arithmetic unit and arithmetic network system for peripheral device of wheel |
| WO2008027159A2 (en) * | 2006-08-31 | 2008-03-06 | American Axle & Manufacturing, Inc. | Electric wheel motor assembly |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950373A (en) * | 2014-05-21 | 2014-07-30 | 中北大学 | Electric wheel with built-in suspension flywheel |
| CN103950373B (en) * | 2014-05-21 | 2016-05-11 | 中北大学 | The electric wheel of built-in suspending flywheel |
| CN108973528A (en) * | 2018-07-06 | 2018-12-11 | 山东交通学院 | A kind of wheel shaft magnetic suspension drive type electric automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102267371B (en) | 2013-05-08 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20130508 Termination date: 20170603 |