Title:
TRANSMISSION, VEHICLE POWER ASSEMBLY, AND VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/110060
Kind Code:
A1
Abstract:
A transmission (200), comprising a case (510) having an inner cavity (240), and a gear set (210) and an oil feeder (100) accommodated in the case (510). The bottom of the inner cavity (240) is provided with an oil reservoir (243) carrying a lubricating oil; the oil feeder (100) comprises a sealing compartment (110) and an oil collecting channel (120) that are fixedly connected to each other; the sealing compartment (110) is provided with an oil inlet (111) and an oil spraying pipe (112); the lubricating oil in the oil reservoir (243) enters from the oil inlet (111); the lubricating oil is sprayed by the oil spraying pipe (112) to a portion to be lubricated of the gear set (210); the oil collecting channel (120) has an upper opening (123) used for receiving, when the gear set (210) rotates, the lubricating oil sent by stirring; the oil collecting channel (120) is further provided with an oil delivery channel (124) corresponding to the oil spraying pipe (112) and used for lubricating the same portion to be lubricated with the corresponding oil spraying pipe (112). The oil feeder (100) implements active lubricating by means of the sealing compartment (110), and implements passive lubricating by means of the oil collecting channel (120); cooperation of the two modes ensures that the transmission (200) works reliably; the positions of the oil spraying pipe (112) and the oil delivery channel (124) are adjustable, and the portability is high. A vehicle power assembly (500) comprising the transmission (200) and a vehicle are also involved.
More Like This:
Inventors:
YANG SHAOBO (CN)
LI CHUANYANG (CN)
XIA GONGCHUAN (CN)
ZHONG HU (CN)
ZHU LINGKUN (CN)
LI QUANMING (CN)
LI CHUANYANG (CN)
XIA GONGCHUAN (CN)
ZHONG HU (CN)
ZHU LINGKUN (CN)
LI QUANMING (CN)
Application Number:
PCT/CN2020/132435
Publication Date:
June 02, 2022
Filing Date:
November 27, 2020
Export Citation:
Assignee:
HUAWEI DIGITAL POWER TECH CO LTD (CN)
International Classes:
F16H57/04
Foreign References:
| CN109058435A | 2018-12-21 | |||
| CN110259923A | 2019-09-20 | |||
| CN107314100A | 2017-11-03 | |||
| CN209856357U | 2019-12-27 | |||
| CN111442082A | 2020-07-24 | |||
| CN111550548A | 2020-08-18 | |||
| EP3660354A1 | 2020-06-03 |
Other References:
See also references of EP 4249774A4
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
Download PDF: