CN102180102B - Dual-motor driving device used for electric vehicle - Google Patents
Dual-motor driving device used for electric vehicle Download PDFInfo
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- CN102180102B CN102180102B CN201110106033.0A CN201110106033A CN102180102B CN 102180102 B CN102180102 B CN 102180102B CN 201110106033 A CN201110106033 A CN 201110106033A CN 102180102 B CN102180102 B CN 102180102B
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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 relates to a dual-motor driving device used for an electric vehicle, comprising a vehicle body, two front wheels and two rear wheels, wherein the front end of the vehicle body is provided with a finished vehicle controller; the two front wheels and the two rear wheels are respectively connected via a drive axle; the middle parts of the two driving axles are respectively connected with an integral power transmission system; one integral power transmission system is respectively connected with a front drive motor and a rear drive motor; the drive motors are provided with motor controllers; the inner walls of two sides of the middle of the vehicle body are respectively provided with a first battery pack and a second battery pack; and the first battery pack is provided with a power supply manager. The dual-motor driving device has the beneficial effect of high operation reliability, easily-arranged structure, low cost and good manoeuverability, is safe and saves energy. The dual-motor driving device has above advantages and use value. Compared with the existing single-motor driving system, the dual-motor driving device has various added outstanding efficacies, is more practical and has industrial wide utilization value.
Description
Technical field
The present invention relates to a kind of double-motor driving device for electric vehicle.
Background technology
In the version of existing single motor driven systems, car load is responsible for rear-axle drive by a motor, and power, is transferred on back axle through power-transfer clutch, transmission shaft by motor, thereby drives Vehicle Driving Cycle.
Existing single motor driven systems, though can provide user one to there is the drive system of basic function, really there is progressive, but but find in actual use also to exist in its structure some shortcomings, cause this drive system in actual use, fail to reach best result of use, and its shortcoming can be summarized as follows: 1, single motor diameter is large, tie up horizontal space, affect the layout of battery pack; 2, single motor will be selected High power Traction motor, and High power Traction motor is expensive and be difficult for choosing; 3, when motor breaks down, there is no alternate power source, cause car load serviceability low.
As can be seen here, above-mentioned existing single motor driven systems, in structure and use, obviously has inconvenience and defect, and is badly in need of being further improved.The problem existing in order to solve single motor driven systems, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but have no for a long time applicable design is completed by development always, and common product does not have suitable structure to address the above problem, this is obviously battery-driven car research and development engineers urgent problem.Therefore design a kind of arrangement, function admirable, the electric motor vehicle drive system that simple in structure, cost is low and driving ability is high taken into account, the important topic in field such as become from communications and transportation to energy-saving and emission-reduction, also become current industry and be badly in need of improved target.
Summary of the invention
The object of this invention is to provide a kind of double-motor driving device for electric vehicle, overcome the deficiency of above-mentioned aspect in existing product.
The object of the invention is to be achieved through the following technical solutions:
A kind of double-motor driving device for electric vehicle, comprise vehicle body, two front vehicle wheels and two rear wheels, the front end of vehicle body is provided with entire car controller, described two front vehicle wheels are connected by drive axle respectively with two rear wheels, the middle part of two drive axles is connected with respectively integrated dynamic driving system, integrated dynamic driving system is connected with front and back two drive motor respectively again, and drive motor is provided with electric machine controller; On the inwall of both sides, vehicle body middle part, be respectively equipped with the first battery box and the second battery box, the first battery box is provided with power supervisor; Described entire car controller, electric machine controller, power supervisor and integrated dynamic driving system are converged and are connected CAN(controller local area network) bus.
Selectively, described integrated dynamic driving system consists of the transmission shaft with universal-joint, coupler, magnetic clutch and magnetic clutch controller, and magnetic clutch controller is arranged on the upper end of magnetic clutch.
Selectively, described integrated dynamic driving system consists of magnetic clutch and automatic machincal transmission (AMT), magnetic clutch output shaft is connected by coupler with automatic machincal transmission (AMT) input shaft, magnetic clutch is provided with magnetic clutch controller, and automatic machincal transmission (AMT) is provided with automatic machincal transmission (AMT) controller.
Selectively, described integrated dynamic driving system consists of automatic machincal transmission (AMT) and automatic machincal transmission (AMT) controller, and automatic machincal transmission (AMT) controller is arranged on automatic machincal transmission (AMT) upper end.
Selectively, described integrated dynamic driving system is AT change speed gear box.
Beneficial effect of the present invention is:
1, owing to adopting double-motor as propulsion source, carry out dynamic dispersivity design, when wherein a set of electric system exists fault, still can drive Vehicle Driving Cycle with another set of electric system, improved the reliability of car load;
2, this product has the driving of responsible forward and backward bridge respectively of two motors, adopted the design of power decentralized, the power that mates two motors according to the actual operating mode of vehicle, make near operating in rated power section of two motor more times, improve the work efficiency of electrical motor, extended vehicle continual mileage;
3, owing to adopting double-motor arrangement form, carried out the dispersed design of volume, with two small machines, replace the larger single motor of volume, this structure is easy to arrange, just in time meets the large feature in longitudinal direction of car space, takes full advantage of space;
4, owing to adopting an entire car controller to control drive system, can realize more smooth-going gearshift by entire car controller, improve shift quality;
5, because it adopts lower-powered two motors, the selection face of making is more broad, the cost of two cover small machine systems is lower than a large motor, thereby can significantly reduce costs, increase economic efficiency, in the practicality of using and cost benefit, really meet industry development required, quite there is industrial utilization.
Accompanying drawing explanation
With reference to the accompanying drawings the present invention is described in further detail below.
Fig. 1 is the structural representation of the double-motor driving device for electric vehicle embodiment mono-described in the embodiment of the present invention;
Fig. 2 is the structural representation of integrated dynamic driving system in the double-motor driving device for electric vehicle embodiment mono-described in the embodiment of the present invention;
Fig. 3 is the structural representation of the double-motor driving device for electric vehicle embodiment bis-described in the embodiment of the present invention;
Fig. 4 is the structural representation of integrated dynamic driving system in the double-motor driving device for electric vehicle embodiment bis-described in the embodiment of the present invention;
Fig. 5 is the structural representation of integrated dynamic driving system in the double-motor driving device for electric vehicle embodiment tri-described in the embodiment of the present invention;
Fig. 6 is the structural representation of the double-motor driving device for electric vehicle embodiment tetra-described in the embodiment of the present invention;
Fig. 7 is the structural representation of integrated dynamic driving system in the double-motor driving device for electric vehicle embodiment tetra-described in the embodiment of the present invention.
In figure:
1, vehicle body; 2, front vehicle wheel; 3, integrated dynamic driving system; 31, with the transmission shaft of universal-joint; 32, coupler; 33, magnetic clutch controller; 34, magnetic clutch; 35, automatic machincal transmission controller; 36, automatic machincal transmission; 37, AT change speed gear box; 4, drive motor; 5, electric machine controller; 6, the first battery box; 7, power supervisor; 8, rear wheel; 9, CAN bus; 10, the second battery box; 11, drive axle; 12, entire car controller.
The specific embodiment
Embodiment mono-
As shown in Figure 1-2, a kind of double-motor driving device for electric vehicle described in the embodiment of the present invention, comprise vehicle body 1, two front vehicle wheels 2 and two rear wheels 8, the front end of vehicle body 1 is provided with entire car controller 12, vehicle body 1 front end is provided with front vehicle wheel 2, vehicle body 1 rear end is provided with rear wheel 8, described two front vehicle wheels 2 are connected by drive axle 11 respectively with two rear wheels 8, it is characterized in that: the middle part of two drive axles 11 is connected with respectively integrated dynamic driving system 3, integrated dynamic driving system 3 is connected with front and back two drive motor 4 respectively again, and drive motor 4 is provided with electric machine controller 5; Integrated dynamic driving system 3 consists of the transmission shaft 31 with universal-joint, coupler 32, magnetic clutch 34 and magnetic clutch controller 33, and magnetic clutch controller 33 is arranged on the upper end of magnetic clutch 34; On the inwall of vehicle body 1 both sides, middle part, be respectively equipped with the first battery box 6 and the second battery box 10, the first battery boxs 6 are provided with power supervisor 7; Entire car controller 12, electric machine controller 5, power supervisor 7 and integrated dynamic driving system 3 are converged and are connected CAN bus 9.
Embodiment bis-
As shown in Figure 3-4, a kind of double-motor driving device for electric vehicle described in the embodiment of the present invention, comprise vehicle body 1, two front vehicle wheels 2 and two rear wheels 8, the front end of vehicle body 1 is provided with entire car controller 12, vehicle body 1 front end is provided with front vehicle wheel 2, vehicle body 1 rear end is provided with rear wheel 8, front vehicle wheel 2 is connected by drive axle 11 respectively with rear wheel 8, the middle part of two drive axles 11 is connected with respectively integrated dynamic driving system 3, integrated dynamic driving system 3 is connected with front and back two drive motor 4 respectively again, and drive motor 4 is provided with electric machine controller 5.Integrated dynamic driving system 3 consists of automatic machincal transmission (AMT) 36 and automatic machincal transmission (AMT) controller 35, and magnetic clutch 34 and magnetic clutch controller 33 form.Wherein magnetic clutch 34 output shafts connect automatic machincal transmission (AMT) 36 input shafts, and magnetic clutch 33 is provided with magnetic clutch controller 33, and automatic machincal transmission (AMT) 36 is provided with automatic machincal transmission (AMT) controller 35; On the inwall of vehicle body 1 both sides, middle part, be respectively equipped with the first battery box 6 and the second battery box 10, the first battery boxs 6 are provided with power supervisor 7; Entire car controller 12, electric machine controller 5, power supervisor 7 and integrated dynamic driving system 3 are converged and are connected CAN bus 9.
Embodiment tri-
As shown in Fig. 3,5, a kind of double-motor driving device for electric vehicle described in the embodiment of the present invention, comprise vehicle body 1, two front vehicle wheels 2 and two rear wheels 8, the front end of vehicle body 1 is provided with entire car controller 12, vehicle body 1 front end is provided with front vehicle wheel 2, vehicle body 1 rear end is provided with rear wheel 8, front vehicle wheel 2 is connected by drive axle 11 respectively with rear wheel 8, the middle part of two drive axles 11 is connected with respectively integrated dynamic driving system 3, integrated dynamic driving system 3 is connected with front and back two drive motor 4 respectively again, and drive motor 4 is provided with electric machine controller 5.Integrated dynamic driving system 3 consists of automatic machincal transmission (AMT) 36 and automatic machincal transmission (AMT) controller 35, and automatic machincal transmission (AMT) controller 35 is arranged on automatic machincal transmission (AMT) 36 upper ends; On the inwall of vehicle body 1 both sides, middle part, be respectively equipped with the first battery box 6 and the second battery box 10, the first battery boxs 6 are provided with power supervisor 7; Entire car controller 12, electric machine controller 5, power supervisor 7 and integrated dynamic driving system 3 are converged and are connected CAN bus 9.
Embodiment tetra-
As shown in Fig. 6-7, a kind of double-motor driving device for electric vehicle described in the embodiment of the present invention, comprise vehicle body 1, two front vehicle wheels 2 and two rear wheels 8, the front end of vehicle body 1 is provided with entire car controller 12, vehicle body 1 front end is provided with front vehicle wheel 2, vehicle body 1 rear end is provided with rear wheel 8, front vehicle wheel 2 is connected by drive axle 11 respectively with rear wheel 8, the middle part of two drive axles 11 is connected with respectively integrated dynamic driving system 3, integrated dynamic driving system 3 is connected with front and back two drive motor 4 respectively again, and drive motor 4 is provided with electric machine controller 5.Integrated dynamic driving system 3 is AT change speed gear box 37; Described entire car controller 12, electric machine controller 5, power supervisor 7 and integrated dynamic driving system 3 are converged and are connected CAN bus 9.
Double-motor driving device for electric vehicle principle of work described in the embodiment of the present invention: double-motor has respectively battery pack and controller separately, motor connects the input end of integrated dynamic driving system 3 separately.During normal work, the signal that entire car controller 12 is accepted from acceleration pedal, and by electric machine controller 5 and integrated dynamic driving system 3 being sent to order after processing, ensure the co-ordination of drive axle 11, when a motor or electric machine controller 5 break down, another motor is unaffected, can continue to drive Vehicle Driving Cycle.During vehicle operating, the delivery of electrical energy of power battery pack enters two drive motor, after two drive motor are mechanical energy by electric energy conversion, outputs to separately in connected integrated dynamic driving system 3, drive axle 11 before and after being transmitted power to by integrated dynamic driving system 3 again, realizes vehicular four wheels and drives.
Claims (5)
1. a double-motor driving device for electric vehicle, comprise vehicle body (1), two front vehicle wheels (2) and two rear wheels (8), the front end of vehicle body (1) is provided with entire car controller (12), described two front vehicle wheels (2) are connected by drive axle (11) respectively with two rear wheels (8), it is characterized in that: the middle part of two drive axles (11) is connected with respectively integrated dynamic driving system (3), integrated dynamic driving system (3) is connected with front and back two drive motor (4) respectively, and drive motor (4) is provided with electric machine controller (5); On the inwall of both sides, vehicle body (1) middle part, be respectively equipped with the first battery box (6) and the second battery box (10), the first battery box (6) is provided with power supervisor (7); Entire car controller (12), electric machine controller (5), power supervisor (7) and integrated dynamic driving system (3) are converged and are connected CAN bus (9); Described the first battery box (6) is connected respectively two drive motor (4) with the second battery box (7).
2. double-motor driving device for electric vehicle according to claim 1, it is characterized in that: described integrated dynamic driving system (3) consists of the transmission shaft with universal-joint (31), coupler (32), magnetic clutch (34) and magnetic clutch controller (33), and magnetic clutch controller (33) is arranged on the upper end of magnetic clutch (34).
3. double-motor driving device for electric vehicle according to claim 1, it is characterized in that: described integrated dynamic driving system (3) consists of magnetic clutch (34) and automatic machincal transmission (36), the input shaft of the output shaft of magnetic clutch (34) and automatic machincal transmission (36) is connected by coupler (32), magnetic clutch (34) is provided with magnetic clutch controller (33), and automatic machincal transmission (36) is provided with automatic machincal transmission controller (35).
4. double-motor driving device for electric vehicle according to claim 1, it is characterized in that: described integrated dynamic driving system (3) consists of automatic machincal transmission (36) and automatic machincal transmission controller (35), and automatic machincal transmission controller (35) is arranged on automatic machincal transmission (36) upper end.
5. double-motor driving device for electric vehicle according to claim 1, is characterized in that: described integrated dynamic driving system (3) is AT change speed gear box (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110106033.0A CN102180102B (en) | 2011-04-26 | 2011-04-26 | Dual-motor driving device used for electric vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110106033.0A CN102180102B (en) | 2011-04-26 | 2011-04-26 | Dual-motor driving device used for electric vehicle |
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| CN102180102A CN102180102A (en) | 2011-09-14 |
| CN102180102B true CN102180102B (en) | 2014-12-03 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102642479A (en) * | 2012-04-27 | 2012-08-22 | 浙江吉利汽车研究院有限公司杭州分公司 | Electric vehicle |
| CN106080262A (en) * | 2014-03-11 | 2016-11-09 | 朱海燕 | Can the motor vehicle dual-motor control method of backward running |
| CN104875611A (en) * | 2015-05-18 | 2015-09-02 | 山东理工大学 | Special vehicle power system based on dual-end output work/traveling driving motor |
| CN104859441B (en) * | 2015-05-18 | 2018-10-30 | 山东理工大学 | One kind being based on single-ended dual output operation/traveling driving motor special-purpose vehicle dynamical system |
| CN104986053A (en) * | 2015-06-19 | 2015-10-21 | 上海众联能创新能源科技股份有限公司 | Dynamic control method and system of new energy vehicle |
| CN105196850A (en) * | 2015-08-09 | 2015-12-30 | 黄浩 | Novel energy-saving environment-friendly car |
| CN106080894A (en) * | 2016-07-29 | 2016-11-09 | 河南丰收新能源车辆有限公司 | A kind of Dual-motors Driving haulage vehicle |
| CN109869479A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of gear for electric vehicle |
| CN109367399A (en) * | 2018-09-18 | 2019-02-22 | 江西江铃集团新能源汽车有限公司 | 4 wheel driven control device and automobile |
| CN109278551A (en) * | 2018-12-04 | 2019-01-29 | 山东奥德斯工业股份有限公司 | A kind of pure full-time synchronous four-driving-force mechanism of electricity |
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Patent Citations (4)
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