US 12,261,505 B2
Drive assembly with motor controller and vehicle including the same
Guibin Jiang, Guangdong (CN); Hongxin Liu, Guangdong (CN); Hongyu Li, Guangdong (CN); Biao Wei, Guangdong (CN); and Lixiong Mo, Guangdong (CN)
Assigned to ZHUHAI ENPOWER ELECTRIC CO., LTD., Zhuhai (CN)
Filed by ZHUHAI ENPOWER ELECTRIC CO., LTD., Guangdong (CN)
Filed on Jun. 6, 2022, as Appl. No. 17/832,790.
Application 17/832,790 is a continuation of application No. PCT/CN2020/128919, filed on Nov. 16, 2020.
Claims priority of application No. 201911246844.3 (CN), filed on Dec. 6, 2019; application No. 201911246892.2 (CN), filed on Dec. 6, 2019; application No. 201911247025.0 (CN), filed on Dec. 6, 2019; application No. 201911247126.8 (CN), filed on Dec. 6, 2019; application No. 201911247127.2 (CN), filed on Dec. 6, 2019; application No. 201922178390.2 (CN), filed on Dec. 6, 2019; application No. 201922178476.5 (CN), filed on Dec. 6, 2019; application No. 201922178480.1 (CN), filed on Dec. 6, 2019; application No. 201922178661.4 (CN), filed on Dec. 6, 2019; application No. 201922178663.3 (CN), filed on Dec. 6, 2019; and application No. 201922180773.3 (CN), filed on Dec. 6, 2019.
Prior Publication US 2022/0302794 A1, Sep. 22, 2022
Int. Cl. H02K 5/22 (2006.01); B60K 1/00 (2006.01); B60L 50/51 (2019.01); H01M 50/517 (2021.01); H01M 50/519 (2021.01); H02G 5/00 (2006.01); H02K 3/28 (2006.01); H02K 3/50 (2006.01); H02K 5/20 (2006.01); H02K 9/19 (2006.01); H02K 11/00 (2016.01); H02K 11/33 (2016.01); H02M 7/00 (2006.01); H05K 7/20 (2006.01)
CPC H02K 5/225 (2013.01) [B60K 1/00 (2013.01); B60L 50/51 (2019.02); H01M 50/517 (2021.01); H01M 50/519 (2021.01); H02G 5/005 (2013.01); H02K 3/28 (2013.01); H02K 3/50 (2013.01); H02K 3/505 (2013.01); H02K 5/20 (2013.01); H02K 5/203 (2021.01); H02K 9/19 (2013.01); H02K 11/33 (2016.01); H02M 7/003 (2013.01); H05K 7/20927 (2013.01); B60K 2001/006 (2013.01); H02K 2203/09 (2013.01); H02K 2211/03 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A drive assembly with a motor controller at a rear end in an axial direction of the drive assembly, comprising a housing, the motor controller, a bearing, a rotor, and a stator, wherein
the housing is cylindrical, and is provided therein with a chamber along the axial direction; an inner wall of the housing is provided with a partition wall along a radial direction of the housing, the partition wall divides the chamber into a motor mounting chamber and a controller mounting chamber; the bearing is provided on the partition wall; the rotor is provided in the motor mounting chamber, and is connected with the bearing; the stator is provided in the motor mounting chamber, and is located outside the rotor; and the motor controller is provided in the controller mounting chamber;
the drive assembly further comprises three single-phase terminals, which pass through the partition wall and are connected between the motor controller and the stator; and
wherein the partition wall is provided with a mounting hole and a mounting ring wall extending toward the motor mounting chamber at an outer circumference of the mounting hole; the bearing is provided inside the mounting ring wall; and the three single-phase terminals are located at an outer circumference of the mounting ring wall.