CN202463563U - Double power coupling drive system for pure electric automobile - Google Patents

Double power coupling drive system for pure electric automobile Download PDF

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Publication number
CN202463563U
CN202463563U CN2011205498424U CN201120549842U CN202463563U CN 202463563 U CN202463563 U CN 202463563U CN 2011205498424 U CN2011205498424 U CN 2011205498424U CN 201120549842 U CN201120549842 U CN 201120549842U CN 202463563 U CN202463563 U CN 202463563U
Authority
CN
China
Prior art keywords
gear
output shaft
transmission
drive motor
transmission gear
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN2011205498424U
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Chinese (zh)
Inventor
林程
朱成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BIT HUACHUANG ELECTRIC VEHICLE TECHNOLOGY Co Ltd
Original Assignee
BIT HUACHUANG ELECTRIC VEHICLE TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BIT HUACHUANG ELECTRIC VEHICLE TECHNOLOGY Co Ltd filed Critical BIT HUACHUANG ELECTRIC VEHICLE TECHNOLOGY Co Ltd
Priority to CN2011205498424U priority Critical patent/CN202463563U/en
Application granted granted Critical
Publication of CN202463563U publication Critical patent/CN202463563U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

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Abstract

The utility model relates to a double power coupling drive system for a pure electric automobile. The double power coupling drive system comprises an auxiliary drive motor and a main drive motor, wherein the auxiliary drive motor is connected with a transmission gear 1 through a transmission shaft 1; the transmission gear 1 is meshed with a back gear 1; the back gear 1 is connected with an output shaft gear 1; the output shaft gear 1 is arranged on an output shaft; the main drive motor is connected with a transmission gear 2 and a transmission gear 3 through the transmission shaft; the transmission gear 2 is meshed with an output shaft gear 2; the output shaft gear 2 is arranged on the output shaft; the transmission gear 3 is meshed with the back gear 2; the back gear 2 is meshed with an output shaft gear 3; and the output shaft gear 3 is arranged on the output shaft. The utility model has the advantage that the double motor coupling drive is adopted, so that the requirements for the maximum speed and the maximum gradability in the automobile running process are met.

Description

Pure electric automobile is used double dynamical coupling drive system
Technical field
The utility model relates to a kind of pure electric automobile and uses double dynamical coupling drive system.
Background technology
Pure electric coach adopts single motor-driven mostly at present; But because drive motor can not satisfy the requirement of electronlmobil while about maximum speed and maximum grade climbing performance simultaneously; Therefore change speed gear box can't be substituted; Mechanical automatic gearbox is because its driving efficiency is high, and characteristic of simple structure is extensively adopted by electric bus, and present pure electric bus is realized shifting gears through motor and AMT automatic machincal transmission (AMT) are carried out integrated control.But in the application of reality, find to exist the gearshift time long, shift impact is obvious, sometimes even vehicle can occur and do not change the problem of keeping off in the process of moving.
The utility model content
The purpose of the utility model provides a kind of pure electric automobile and uses double dynamical coupling drive system; Adopt the double-motor couple drive; Can realize the torque coupling of double-motor through two escapements; Thereby satisfied maximum speed and maximum requirement of climbing in the vehicle ' process, and just can change the speed of a motor vehicle through changing two rotating speed of motor, shift impact when having avoided adopting AMT and long problem of gearshift time.
The purpose of the utility model is to realize through following technical scheme:
A kind of pure electric automobile is used double dynamical coupling drive system; Comprise auxilliary drive motor and main drive motor, said auxilliary drive motor is connected with transmission gear one through transmission shaft one, and transmission gear one is connected with a joggle with reverse gear one; Reverse gear one is connected with output shaft gear one; Output shaft gear one is arranged on the output shaft, and main drive motor is connected with transmission gear two and transmission gear three respectively through transmission shaft two, and the inside of transmission gear two is provided with single clutch one; The inside of transmission gear three is provided with and turns to the free-wheel clutch two opposite with free-wheel clutch one; Being connected with a joggle of transmission gear two with output shaft gear two, output shaft gear two is arranged on the described output shaft, and transmission gear three is connected with a joggle with reverse gear two; Reverse gear two is connected with a joggle with output shaft gear three, and output shaft gear three is arranged on the described output shaft.
The beneficial effect of the utility model is: the maximum speed that can satisfy vehicle has been removed change speed gear box with maximum climbing the time, thereby transmission system is more simplified, and the gearshift time when also having avoided adopting change speed gear box is long, shift impact and the difficult problem of gearshift; Improved the driving efficiency of driving system; And, therefore can be applied to hybrid power and drive except as driving, also changing main drive motor into driving engine with two motors; Wherein any one motor back another one powered vehicle that can work on that lost efficacy is gone in addition; Improved the reliability of total system; And output torque is the stack of two motor torques after the coupling, has strengthened the tractive performance of vehicle, has reduced cost; Saved the installing space of vehicle, made whole drive system compact more.
Description of drawings
According to accompanying drawing the utility model is done further explain below.
Fig. 1 is the structural representation of the described pure electric automobile of the utility model embodiment with double dynamical coupling drive system.
Among the figure:
1, auxilliary drive motor; 2, main drive motor; 3, transmission shaft one; 4, transmission gear one; 5, reverse gear one; 6, output shaft gear one; 7, output shaft; 8, transmission shaft two; 9, transmission gear two; 10, transmission gear three; 11, free-wheel clutch one; 12, output shaft gear two; 13, reverse gear two; 14, output shaft gear three; 15, vehicle bridge; 16, wheel; 17, free-wheel clutch two.
The specific embodiment
As shown in Figure 1, the described a kind of pure electric automobile of the utility model embodiment is used double dynamical coupling drive system, comprises auxilliary drive motor 1 and main drive motor 2; Said auxilliary drive motor 1 is connected with transmission gear 1 through transmission shaft 1; Transmission gear 1 is connected with a joggle with reverse gear 1, and reverse gear 1 is connected with output shaft gear 1, and output shaft gear 1 is arranged on the output shaft 7; Main drive motor 2 is connected with transmission gear 29 and transmission gear 3 10 respectively through transmission shaft 28; The inside of transmission gear 29 is provided with single clutch 1, and the inside of transmission gear 3 10 is provided with and turns to the free-wheel clutch two 17 opposite with free-wheel clutch 1, being connected with a joggle with output shaft gear 2 12 of transmission gear 29; Output shaft gear 2 12 is arranged on the described output shaft 7; Transmission gear 3 10 is connected with a joggle with reverse gear 2 13, and reverse gear 2 13 is connected with a joggle with output shaft gear 3 14, and output shaft gear 3 14 is arranged on the described output shaft 7; Output shaft 7 is connected with vehicle bridge 15, and vehicle bridge 15 is connected with wheel 16.
During concrete the use; The inside of transmission gear 29 and transmission gear 3 10 is respectively equipped with free-wheel clutch 1 and free-wheel clutch 2 17; Perhaps the inside of transmission gear 29 and transmission gear 3 10 is connected with free-wheel clutch one 11 free-wheel clutchs 2 17 respectively, but transmission gear 29 works in the opposite direction with the transmission gear 3 10 inner or coupled free-wheel clutchs that connect 1 with free-wheel clutch 2 17.And auxilliary drive motor 1 is given power transmission output shaft 7 and then is passed to vehicle bridge 15 through transmission shaft 1, transmission gear 1, reverse gear 1 and output shaft gear 1, the power of main drive motor 2 under two different speed ratios respectively through transmission gear 29, output shaft gear 2 12 and transmission gear 3 10, reverse gear 2 13, output shaft gear 3 14 with transmission of power to output shaft 7 and then import vehicle bridge 15 into.
Operating mode one:
When auxilliary drive motor 1 rotates according to clockwise direction; Main drive motor 2 is according to anticlockwise motion; This moment, auxilliary drive motor 1 all was in mode of operation with main drive motor 2; The power of auxilliary drive motor 1 is delivered on the output shaft 7 through transmission shaft 1, transmission gear 1, reverse gear 1; And the power of main drive motor 2 is delivered on the output shaft 7 through transmission gear 29, output shaft gear 2 12, and the moment of output this moment is auxilliary drive motor 1 and main drive motor 2 stack of output torque separately, because the speed ratio of transmission gear 29, output shaft gear 2 12 is bigger; This kind operating mode is fit to the situation of low-speed big, therefore can satisfy the requirement of maximum climbing.Transmission gear 3 10 is passive freely rotating under this operating mode.
During drag; The motor controller controls motor is in power generation mode; Energy is imported auxilliary drive motor 1 and main drive motor 2 respectively through output shaft 7, reverse gear 1, transmission gear 1, transmission shaft 1 and output shaft gear 2 12, transmission gear 29, passes to closed-center system then.
Operating mode two:
When main drive motor 2 clockwise rotates; Transmission gear 29 is free to slide; The power of auxilliary drive motor 1 and main drive motor 2 is passed to output shaft 7 through transmission shaft 1, transmission gear 1, reverse gear 1 and transmission gear 3 10, reverse gear 2 13, output shaft gear 3 14 respectively; Import vehicle bridge 15 then into, the speed ratio of transmission gear 3 10 is less, and can obtain higher output speed this moment; Output torque still is the stack of auxilliary drive motor 1 and main drive motor 2 output torques, meets the working condition requirement of the higher speed of a motor vehicle.
Glancing impact, auxilliary drive motor 1 is in power generation mode with main drive motor 2, and energy returns to closed-center system (battery).
Operating mode three:
In auxilliary drive motor 1 and main drive motor 2 any one works independently and all can satisfy the vehicle ' requirement; This moment, the another one motor was in charge mode; The torque part of work drive motor output is used for powered vehicle and goes; Another part is delivered to another motor through transmission system and makes its generating, charges to closed-center system.
Because an independent machine operation can powered vehicle be gone, therefore if wherein any one motor break down do not influence vehicle continue go.The more single motor-driven of reliability further improves.Energy then carries out feedback through two motors during brake.
Operating mode four:
The realization of reversing gear realizes through auxilliary drive motor 1 counter-rotating.
The utility model is not limited to above-mentioned preferred forms; Anyone can draw other various forms of products under the enlightenment of the utility model; No matter but on its shape or structure, do any variation; Every have identical with a application or akin technical scheme, all drops within the protection domain of the utility model.

Claims (1)

1. a pure electric automobile is used double dynamical coupling drive system; Comprise auxilliary drive motor (1) and main drive motor (2); It is characterized in that: said auxilliary drive motor (1) is connected with transmission gear one (4) through transmission shaft one (3); Transmission gear one (4) is connected with a joggle with reverse gear one (5), and reverse gear one (5) is connected with output shaft gear one (6), and output shaft gear one (6) is arranged on the output shaft (7); Main drive motor (2) is connected with transmission gear two (9) and transmission gear three (10) respectively through transmission shaft two (8); The inside of transmission gear two (9) is provided with single clutch one (11), and the inside of transmission gear three (10) is provided with and turns to the free-wheel clutch two (17) opposite with free-wheel clutch one (11), and transmission gear two (9) is connected with a joggle with output shaft gear two (12); Output shaft gear two (12) is arranged on the described output shaft (7); Transmission gear three (10) is connected with a joggle with reverse gear two (13), and reverse gear two (13) is connected with a joggle with output shaft gear three (14), and output shaft gear three (14) is arranged on the described output shaft (7).
CN2011205498424U 2011-12-26 2011-12-26 Double power coupling drive system for pure electric automobile Withdrawn - After Issue CN202463563U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205498424U CN202463563U (en) 2011-12-26 2011-12-26 Double power coupling drive system for pure electric automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205498424U CN202463563U (en) 2011-12-26 2011-12-26 Double power coupling drive system for pure electric automobile

Publications (1)

Publication Number Publication Date
CN202463563U true CN202463563U (en) 2012-10-03

Family

ID=46911750

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011205498424U Withdrawn - After Issue CN202463563U (en) 2011-12-26 2011-12-26 Double power coupling drive system for pure electric automobile

Country Status (1)

Country Link
CN (1) CN202463563U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102490599A (en) * 2011-12-26 2012-06-13 北京理工华创电动车技术有限公司 Double-power coupling driving system for pure electric automobile
CN103587396A (en) * 2013-11-29 2014-02-19 吉林大学 Power-driven automobile double-motor coupling drive system
CN104015600A (en) * 2014-06-12 2014-09-03 重庆大学 Automatic speed change mechanism for dual-motor clutch-free blade electric vehicle
WO2019019292A1 (en) * 2017-07-27 2019-01-31 精进电动科技股份有限公司 Vehicle dual power source and dual drive assembly

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102490599A (en) * 2011-12-26 2012-06-13 北京理工华创电动车技术有限公司 Double-power coupling driving system for pure electric automobile
CN102490599B (en) * 2011-12-26 2014-12-03 北京理工华创电动车技术有限公司 Double-power coupling driving system for pure electric automobile
CN103587396A (en) * 2013-11-29 2014-02-19 吉林大学 Power-driven automobile double-motor coupling drive system
CN103587396B (en) * 2013-11-29 2017-01-04 吉林大学 A kind of electric automobile bi-motor coupling drive system
CN104015600A (en) * 2014-06-12 2014-09-03 重庆大学 Automatic speed change mechanism for dual-motor clutch-free blade electric vehicle
WO2019019292A1 (en) * 2017-07-27 2019-01-31 精进电动科技股份有限公司 Vehicle dual power source and dual drive assembly

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GR01 Patent grant
C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20121003

Effective date of abandoning: 20141203

RGAV Abandon patent right to avoid regrant