CN203780253U - Dual motor drive automobile active transverse stabilizer bar - Google Patents
Dual motor drive automobile active transverse stabilizer bar Download PDFInfo
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- CN203780253U CN203780253U CN201320693980.9U CN201320693980U CN203780253U CN 203780253 U CN203780253 U CN 203780253U CN 201320693980 U CN201320693980 U CN 201320693980U CN 203780253 U CN203780253 U CN 203780253U
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- motor
- stabilizer bar
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- integrated
- integrate motor
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Abstract
The utility model provides a dual motor drive automobile active transverse stabilizer bar. The dual motor drive automobile active transverse stabilizer bar comprises integrated motors and a stabilizer bar body. Each integrated motor comprises a brushless direct current motor stator, a brushless direct current motor rotor, a position sensor, a sensor assembly and a speed reduction mechanism, wherein the position sensor and the sensor assembly are connected with an ARS processor, and the speed reduction mechanism is located inside the integrated motor. The dual motor drive automobile active transverse stabilizer bar is characterized in that the integrated motors include the first integrated motor and the second integrated motor, and the first integrated motor and the second integrated motor are symmetrically distributed at the two ends of the stabilizer bar body. Compared with a similar hydraulic drive transverse stabilizer bar, rapid responding can be achieved through the cooperating effect of the left motor and the right motor, the sideward inclination prevention moment can be more accurately controlled, the ride comfort can be improved, and the sideward inclination angle of an automobile is reduced.
Description
Technical field
The utility model relates to a kind of double-motor driving type active lateral stabilizer bar device, can produce the anti-bank moment that overcomes automobile roll motion, improves vehicle ride comfort and reduces the possibility at automobile side inclination angle.
Background technology
In the fast-developing process of auto-industry, the safety of automobile and traveling comfort are the emphasis that this field is concerned about always.According to the data statistics of American Highway security bureau (NHTSA), although vehicle rollover only accounts for 8% of traffic accident, but because the serious injured and dead probability of the caused occupant of rollover accident is up to 31%, its hazard rating is only second to automobile collision accident, occupies second.Rollover accident is Vehicle Engineering field of research one of the focus paid close attention to of having to just.
For solving appeal problem, more existing Chinese scholars and Ge great automobile vendor are studied this, the patent of having applied at home mainly contains application number: CN201010589149, CN200280000394 and CN200510130218, this patent has all been described a kind of stabilizer bar device of the drive motor by controller control integration speed reduction gearing.Application number CN201010589149 adaptive vehicle lateral stability control device, its control theory is: steering wheel angle sensor, car speed sensor, angle of roll sensor, height sensor signal entered A/D conversion input central process unit, and will after current rotor-position input central process unit, export speed governing and turn sign to brshless DC motor integrated chip and brshless DC motor be controlled.What the speed reduction gearing of first two patent adopted is Planetary Gear Transmission, thereby its structure is comparatively complicated, and integrated level is relatively low and be unfavorable for maintenance maintenance.Application number CN200280000394 vehicle stabilizer control setup, its first Panhard rod makes this device structurally become complicated and bring certain difficulty to maintenance and sealing through retarder.
Utility model content
The purpose of this utility model be for overcome above-mentioned existing conventional Panhard rod be difficult to take into account car comfort from road-holding property, cannot adjust in real time the shortcomings such as the roll rate of suspension according to different road conditions a kind of anti-rolling device that initiatively changes roll rate that has is provided.
The technical solution used in the present invention is: a kind of Dual-motors Driving automobile is Panhard rod initiatively, comprise integrate motor and stabilizer rod, described integrate motor comprises brushless DC motor stator, brushless DC motor rotor, position transduser, sensor module and speed reduction gearing, described position transduser is connected with ARS treater with sensor module, described speed reduction gearing is positioned at described integrate motor inside, it is characterized in that, described integrate motor is divided into the first integrate motor and the second integrate motor, described the first integrate motor and described the second integrate motor are symmetrically distributed in the two ends of described stabilizer rod.
In such scheme, described speed reduction gearing is harmonic drive structure, described harmonic drive structure comprises rigidity cylindrical wheel, flexible cylindrical wheel and is positioned at the wave producer of described flexible cylindrical wheel, described rigidity cylindrical wheel is fixed on the inwall of described integrate motor, described wave producer is connected with the motor shaft that described brushless DC motor rotor drives, and the output shaft of described flexible cylindrical wheel is connected with the end of described stabilizer rod.
In such scheme, described the first integrate motor and described the second integrate motor are welded on the two ends of described stabilizer rod.
The invention has the beneficial effects as follows: 1, the present invention utilize motor drive and by controller control, the similar hydraulically powered Panhard rod of comparing, make this device to realize response fast by left and right motor synergy, and can control more accurately anti-bank moment.2, drive motor and harmonic gear are integrated in the two ends of Panhard rod, have advantages of simple in structure, integrated level is high.
Brief description of the drawings
Fig. 1 is stabilizator rod structure schematic diagram of the present utility model.
Fig. 2 is the inner structure constructional drawing of integrate motor.
Fig. 3 is fundamental diagram of the present utility model.
In figure: 1. the first integrate motor, 2. the second integrate motor, 3. stabilizer rod, 4. brushless DC motor stator, 5. brushless DC motor rotor, the motor shaft that 6. brushless DC motor rotor drives, 7. sensor module, 8. position transduser, 9. rigidity cylindrical wheel, 10. flexible cylindrical wheel, 11 wave producers, the output shaft of 12. flexible cylindrical wheels, 13.ARS treater, 14. memory cell, 15. rotary angle transmitters, 16. car speed sensors, 17. load sensors, 18. signal processings;
,
,
,
be respectively the wheel load of front left, front right wheel and rear left, rear right wheel;
with
be respectively the distance of antero posterior axis to barycenter;
,
be respectively the motor speed of the first integrate motor and the second integrate motor;
for steering wheel angle; V is car speed.
detailed description of the invention Wfl
As described in Figure 1, initiatively Panhard rod of a kind of Dual-motors Driving automobile, comprise integrate motor and stabilizer rod, wherein, integrate motor is divided into the first integrate motor 1 and the second integrate motor 2, the first integrate motor 1 and the second integrate motor 2 are symmetrically distributed in the two ends of stabilizer rod 3, and preferred, the first integrate motor 1 and the second integrate motor 2 are welded on the two ends of described stabilizer rod 3.
As shown in Figure 2, integrate motor mainly comprises brushless DC motor stator 4, brushless DC motor rotor 5, sensor module 7, position transduser 8 and speed reduction gearing, described speed reduction gearing is harmonic drive structure, described harmonic drive structure comprises rigidity cylindrical wheel 9, flexible cylindrical wheel 10 and the wave producer 11 that is positioned at described flexible cylindrical wheel, described rigidity cylindrical wheel 8 is fixed on the inwall of described integrate motor, described wave producer 11 is connected with the motor shaft 6 that described brushless DC motor rotor drives, the output shaft 12 of described flexible cylindrical wheel is connected with the end of described stabilizer rod.
In use procedure, Panhard rod 3 is installed on the rear and front end of car chassis, and ARS treater 13 is connected with the first integrate motor 1 and the second integrate motor 2 with sensor module 7 by position transduser 8.Position transduser 8 is for detection of the position signal of brushless DC motor rotor 5, thereby makes stator field along with the position of rotor is constantly changing and ensureing that motor can rotate continuously.Sensor module 7 as control motor rotating speed, turn to, the overcurrent of electric current (or torque) and protection motor, overvoltage, overheated etc.The working process of system is as shown in Figure 3: in automobile turning driving process, and chaufeur steering wheel rotation, the rotary angle transmitter 15 under bearing circle is by the angle of rotating
be input in ARS treater 13; Be arranged on car speed sensor 16 under the drive wheel speed of a motor vehicle when turning and input to ARS treater 13; Load sensor 17 is measured the load on four wheels of automobile now
,
,
,
, and by the processing of signal processing unit 18, calculate the distance of automobile wheel base from barycenter
with
be input in ARS treater 13; The data that ARS treater 13 recalls in memory cell 14 calculate the lateral acceleration while turning, again lateral acceleration is input to and in auto model, calculates the required anti-bank moment of angle of roll for reaching expectation, and calculate the rotating speed of the first integrate motor 1, the second integrate motor 2 and turn to; Drive motor is worked under the instruction of ARS controller, is realized deceleration, is increased and turn round the two ends generation torsion that makes Panhard rod 3, thereby suppress the anti-bank moment of automobile roll by Harmonic Gears.
The utility model be on the basis of existing passive Panhard rod, extended and function on perfect.Panhard rod is the strength member in automotive suspension, and in the time of body roll, Panhard rod just produces the even square of an elastic restoring force and acts on vehicle body.The utility model is to apply variable anti-bank moment at the integrated drive motor of the two ends of Panhard rod letter, thereby rolls the variable possibility of coefficient for realizing under different operating modes, reaches the possibility of improving vehicle ride comfort and reducing automobile side inclination angle.
Claims (3)
1. initiatively Panhard rod of a Dual-motors Driving automobile, comprise integrate motor and stabilizer rod, described integrate motor comprises brushless DC motor stator, brushless DC motor rotor, position transduser, sensor module and speed reduction gearing, described position transduser is connected with ARS treater with sensor module, described speed reduction gearing is positioned at described integrate motor inside, it is characterized in that, described integrate motor is divided into the first integrate motor and the second integrate motor, and described the first integrate motor and described the second integrate motor are symmetrically distributed in the two ends of described stabilizer rod.
2. initiatively Panhard rod of a kind of Dual-motors Driving automobile according to claim 1, it is characterized in that, described speed reduction gearing is harmonic drive structure, described harmonic drive structure comprises rigidity cylindrical wheel, flexible cylindrical wheel and is positioned at the wave producer of described flexible cylindrical wheel, described rigidity cylindrical wheel is fixed on the inwall of described integrate motor, described wave producer is connected with the motor shaft that described brushless DC motor rotor drives, and the output shaft of described flexible cylindrical wheel is connected with the end of described stabilizer rod.
3. initiatively Panhard rod of a kind of Dual-motors Driving automobile according to claim 1 and 2, is characterized in that, described the first integrate motor and described the second integrate motor are welded on the two ends of described stabilizer rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320693980.9U CN203780253U (en) | 2014-04-28 | 2014-04-28 | Dual motor drive automobile active transverse stabilizer bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320693980.9U CN203780253U (en) | 2014-04-28 | 2014-04-28 | Dual motor drive automobile active transverse stabilizer bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203780253U true CN203780253U (en) | 2014-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320693980.9U Expired - Fee Related CN203780253U (en) | 2014-04-28 | 2014-04-28 | Dual motor drive automobile active transverse stabilizer bar |
Country Status (1)
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| CN (1) | CN203780253U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104691265A (en) * | 2015-02-10 | 2015-06-10 | 合肥工业大学 | Control system of dual-channel electric active stabilizer rod and control method of control system |
| CN106143043A (en) * | 2016-06-07 | 2016-11-23 | 南通航运职业技术学院 | A kind of harmonic gear-type active lateral stabilizer bar device |
| CN106696635A (en) * | 2016-12-23 | 2017-05-24 | 江苏大学 | Energy feedback type stabilizer bar and energy feedback method thereof |
| CN106739918A (en) * | 2016-12-13 | 2017-05-31 | 广州汽车集团股份有限公司 | Body gesture active control system and Active Control Method |
| CN114132138A (en) * | 2021-12-20 | 2022-03-04 | 中国第一汽车股份有限公司 | Active anti-side-tipping mechanism and vehicle |
-
2014
- 2014-04-28 CN CN201320693980.9U patent/CN203780253U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104691265A (en) * | 2015-02-10 | 2015-06-10 | 合肥工业大学 | Control system of dual-channel electric active stabilizer rod and control method of control system |
| CN106143043A (en) * | 2016-06-07 | 2016-11-23 | 南通航运职业技术学院 | A kind of harmonic gear-type active lateral stabilizer bar device |
| CN106739918A (en) * | 2016-12-13 | 2017-05-31 | 广州汽车集团股份有限公司 | Body gesture active control system and Active Control Method |
| CN106739918B (en) * | 2016-12-13 | 2020-02-21 | 广州汽车集团股份有限公司 | Active control system and active control method for vehicle body posture |
| CN106696635A (en) * | 2016-12-23 | 2017-05-24 | 江苏大学 | Energy feedback type stabilizer bar and energy feedback method thereof |
| CN114132138A (en) * | 2021-12-20 | 2022-03-04 | 中国第一汽车股份有限公司 | Active anti-side-tipping mechanism and vehicle |
| CN114132138B (en) * | 2021-12-20 | 2023-10-27 | 中国第一汽车股份有限公司 | Active anti-roll mechanism and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20150428 |
|
| EXPY | Termination of patent right or utility model |