Title:
ELECTRIC DRIVE AXLE ASSEMBLY SYSTEM HAVING TWO HORIZONTALLY PLACED MOTORS AND GEAR SHIFT CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2020/082755
Kind Code:
A1
Abstract:
The present application discloses an electric drive axle assembly system having two horizontally placed motors and a gear shift control method. The system comprises: a driving motor I, an input shaft I, an input shaft gear I, an engaging sleeve I, an intermediate shaft, an intermediate shaft gear I, an intermediate shaft gear II, an intermediate shaft gear III, a three-shaft gear, an engaging sleeve II, an input shaft gear II, a driving motor II, an input shaft II, three shafts, a driving axle shaft, a differential, a differential gear, a driving wheel, a splined joint A, and a splined joint B. The method comprises the following steps: step 1 of shifting from a two-motor low-speed gear to a two-motor high-speed gear; step 2 of shifting from the two-motor high-speed gear to a two-motor low-speed gear; step 3 of performing control in a reverse gear mode; and step 4 of performing brake control in all gear modes. The present application has the advantages of appropriately distributing power output, conserving power, conserving energy, being environmentally friendly, and avoiding wastage of electricity, thereby reducing battery costs.
Inventors:
LI ZHANJIANG (CN)
GAO CHAO (CN)
JIANG YUANGUANG (CN)
REN GANG (CN)
PENG KAIGE (CN)
GAO CHAO (CN)
JIANG YUANGUANG (CN)
REN GANG (CN)
PENG KAIGE (CN)
Application Number:
PCT/CN2019/090943
Publication Date:
April 30, 2020
Filing Date:
June 12, 2019
Export Citation:
Assignee:
NANJING YUEBOO POWER SYS CO LTD (CN)
International Classes:
B60K1/02; B60K17/08; F16H61/688
Domestic Patent References:
| WO2018174067A1 | 2018-09-27 |
Foreign References:
| CN109263454A | 2019-01-25 | |||
| CN207523427U | 2018-06-22 | |||
| JP2015085765A | 2015-05-07 | |||
| CN105774537A | 2016-07-20 | |||
| CN108382187A | 2018-08-10 |
Attorney, Agent or Firm:
TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)
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