The embodiment of the invention discloses an electric driving system and method based on a planet gear and a vehicle, and the electric driving system based on the planet gear comprises a driving motor, a planet gear transmission device comprising a sun gear, the planet gear, a planet carrier and a gear ring, a speed reduction device, a half shaft and a locking mechanism which are sequentially connected along a power transmission path, and a locking mechanism, a transmission shaft of the driving motor is connected with the sun gear; the planet carrier is connected with a driving gear of the speed reducing device, and the speed reducing device is connected with wheels through the half shaft; when the locking mechanism is located at the first position, the locking mechanism and the gear ringare in a disengaged state, and the gear ring is in a follow-up state with the planet wheel, so that no-load loss generated by the driving motor is reduced, and the safety of the electric driving system is improved.
本说明书实施例公开了一种基于行星轮的电驱动系统、方法及车辆,所述基于行星轮的电驱动系统包括:沿动力传动路径依次连接的驱动电机、包含太阳轮、行星轮、行星架和齿圈的行星轮传动装置、减速装置和半轴,以及锁止机构,其中:所述驱动电机的传动轴与所述太阳轮相连接;所述行星架与所述减速装置的主动齿轮相连接,所述减速装置通过所述半轴与车轮相连接;当锁止机构处于第一位置时,所述锁止机构与所述齿圈处于脱开状态,所述齿圈处于与所述行星轮的随动状态,从而减少驱动电机产生的空载损耗,提高电驱动系统的安全性。
Electric driving system and method based on planet wheel and vehicle
一种基于行星轮的电驱动系统、方法及车辆
26.01.2021
Patent
Elektronische Ressource
Chinesisch
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