A compact electric drive axle includes: a drive motor; a speed reduction planet row which comprises a first sun wheel, a first planet wheel, a first gear ring and a first planet carrier, wherein the first sun wheel is connected with the driving motor, and the first planet wheel is connected with the first planet carrier; a differential mechanism which is composed of a first planet row and a secondplanet row without gear rings, wherein one end of the differential lock is connected with the third planet carrier, and the other end of the differential lock is connected with the second output halfshaft; wherein the speed reduction planet row, the first planet row, the second planet row and the differential lock are coaxial and are sequentially arranged side by side. According to the invention, convenience and compactness of overall arrangement of the electric drive axle are achieved, and energy output, energy recovery and stepless rotating speed control of a vehicle are achieved.
一种紧凑型电驱动桥,包括:驱动电机;减速行星排,包括第一太阳轮、第一行星轮、第一齿圈以及第一行星架,该第一太阳轮与驱动电机连接,第一行星轮与第一行星架连接;差速器,由没有齿圈的第一行星排和第二行星排构成,以及差速锁,其一端与第三行星架连接,另一端与第二输出半轴连接;其中,所述减速行星排、第一行星排、第二行星排和差速锁同轴且依次并排设置。实现了电驱动桥的总体布置方便性和紧凑性,实现了车辆的能量输出、能量回收、无级转速控制。
Compact electric drive axle
紧凑型电驱动桥
2020-11-03
Patent
Electronic Resource
Chinese
European Patent Office | 2023
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