IP Library Granted Patent US 9,499,038
Granted Patent B2
US 9,499,038 · App. 14/828,904 · Granted Nov 22, 2016

Integrated hybrid power assembly and vehicle comprising the same

Inventors: Guo Tang (Shenzhen, CN); Yu Hua (Shenzhen, CN); Jing Liu (Shenzhen, CN); Jinchen Lin (Shenzhen, CN)
Assignees: SHENZHEN BYD AUTO R&D COMPANY LIMITED; BYD COMPANY LIMITED
B60K6/26B60K6/36B60K6/387B60K6/405F16H57/028Y02T10/6247Y10S903/906Y10S903/909Y10S903/914Y10S903/951Y10S903/952Y10T74/13
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Quick Facts
Patent No.
US 9,499,038
App. No.
14/828,904
Granted
Nov 22, 2016
Kind
B2
Abstract

An integrated hybrid power assembly and a vehicle including the same. The integrated hybrid power assembly includes a transmission comprising a front housing and a rear housing, a drive motor comprising a motor housing integrated with the rear housing of the transmission and a motor cover mounted to the motor housing, a speed reducer comprising a reducer housing, which is fixedly connected to the rear housing of the transmission and integrated with the motor cover of the drive motor, and a speed reducer cover mounted to the reducer housing; and a starting motor mounted to the transmission.

Claims (23)

1. An integrated hybrid power assembly, comprising:

a transmission comprising a front housing and a rear housing;

a drive motor comprising a motor housing integrated with the rear housing of the transmission and a motor cover mounted to the motor housing;

a speed reducer comprising a reducer housing, which is fixedly connected to the rear housing of the transmission and integrated with the motor cover of the drive motor, and a speed reducer cover mounted to the reducer housing; and

a starting motor mounted to the transmission,

wherein a parking mechanism mounting portion is disposed on the rear housing and located on a first side of a connecting part between the motor housing of the drive motor and the rear housing of the transmission, and

the starting motor is located on a second side, opposite to the first side, of the connecting part between the motor housing of the drive motor and the rear housing of the transmission and the transmission is configured as a dual clutch automatic transmission.

2. The integrated hybrid power assembly according to claim 1 , further comprising a parking mechanism cover mounted on the parking mechanism mounting portion.

3. The integrated hybrid power assembly according to claim 1 , wherein the rear housing of the transmission is integrated with the motor housing into one body via at least one reinforcement rib.

4. The integrated hybrid power assembly according to claim 3 , wherein the reinforcement rib comprises at least one of a lateral reinforcement rib and a longitudinal reinforcement rib.

5. The integrated hybrid power assembly according to claim 4 , wherein a plurality of the longitudinal reinforcement ribs are provided in a horizontal plane along two opposite directions away from a vertical line passing through a center of gravity of the drive motor and perpendicular to the horizontal plane with distances between adjacent longitudinal reinforcement ribs increasing when they are further away from the vertical line.

6. The integrated hybrid power assembly according to claim 5 , wherein the longitudinal reinforcement rib comprises at least one of a straight reinforcement rib and an arc reinforcement rib.

7. The integrated hybrid power assembly according to claim 6 , wherein the straight reinforcement rib is parallel to the vertical line.

8. The integrated hybrid power assembly according to claim 7 , wherein the longitudinal reinforcement rib further comprises straight reinforcement ribs and arc reinforcement ribs located farthest from the vertical line.

9. The integrated hybrid power assembly according to claim 1 , wherein the rear housing is formed integrally with the motor housing via casting.

10. The integrated hybrid power assembly according to claim 1 , wherein back surfaces of the motor cover of the drive motor and the reducer housing of the speed reducer face opposite directions.

11. The integrated hybrid power assembly according to claim 1 , wherein the motor cover of the drive motor is connected to the motor housing via bolts, and the reducer housing of the speed reducer is connected to the rear housing via bolts.

12. The integrated hybrid power assembly according to claim 11 , wherein a first motor threaded hole is formed in the motor cover of the drive motor, a second motor threaded hole is formed in the motor housing of the drive motor, the motor housing and the motor cover are connected to each other by a first screw member engaging the first motor threaded hole and the second motor threaded hole.

13. The integrated hybrid power assembly according to claim 1 , wherein a first reducer threaded hole is formed in the reducer cover, a second reducer threaded hole is formed in the reducer housing, the reducer housing and the reducer cover are connected to each other by a third screw member engaging the first reducer threaded hole and the second reducer threaded hole.

14. The integrated hybrid power assembly according to claim 1 , wherein the starting motor is connected to the front housing of the transmission.

15. The integrated hybrid power assembly according to claim 1 , wherein the transmission further comprises a transmission controlling module mounted on the rear housing.

16. The integrated hybrid power assembly according to claim 15 , wherein a mounting part, on which the transmission controlling module is mounted, is disposed on the rear housing, and the mounting part and the starting motor are located at the same side of the rear housing.

17. A vehicle, comprising the integrated hybrid power assembly according to claim 1 .

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 10, 2020
From: SHENZHEN BYD AUTO R&D COMPANY LIMITED; BYD COMPANY LIMITED
To: BYD COMPANY LIMITED
Reel/Frame 051556/0053 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 25, 2016
From: TANG, GUO; HUA, YU; LIU, JING; LIN, JINCHEN
To: SHENZHEN BYD AUTO R&D COMPANY LIMITED; BYD COMPANY LIMITED
Reel/Frame 039543/0464 →
Priority Claims (1)
CN 2013 1 0103370 · Mar 28, 2013 · national
Continuity (2)
Continuation PCTCN2014074162 · Mar 27, 2014
Related Publication 20150352941A1 · Dec 10, 2015