The invention relates to a vehicle and a drive axle device thereof.The drive axle device comprises a drive axle shell, two electric power assemblies, two motor shells and two speed reducer shells, the drive axle shell is provided with a first center shaft, and the two electric power assemblies are arranged on the portions, on the two opposite sides of the first center shaft, of the drive axle shell correspondingly; each electric power assembly comprises a brake, a driving motor, a planetary reducer and a driving wheel, the brakes are sequentially connected with the driving motors and the planetary reducers through half shafts, the planetary reducers are in transmission connection with the driving wheels, and the two brakes are symmetrically arranged in the drive axle shell relative to the first central axis. The two driving motors are symmetrically arranged in the corresponding motor shells relative to the first central axis, and the two planetary speed reducers are symmetrically arranged in the corresponding speed reducer shells relative to the first central axis. According to the drive axle device, the rotating speed and the torque of the drive wheels can be better controlled, the transmission efficiency and the control accuracy are improved, mounting and dismounting of the brake are facilitated, and the maintainability of the brake is improved.

    本申请涉及一种车辆及其驱动桥装置,包括驱动桥壳体、两个电动力总成、两个电机壳体以及两个减速器壳体,驱动桥壳体具有第一中心轴,两个电动力总成分别设于驱动桥壳体在第一中心轴的相对两侧,每个电动力总成均包括制动器、驱动电机、行星减速器以及驱动轮,制动器通过半轴依次连接驱动电机和行星减速器,行星减速器与驱动轮传动连接,两个制动器关于第一中心轴对称地设于驱动桥壳体内,两个驱动电机关于第一中心轴对称地设于对应的电机壳体内,两个行星减速器关于第一中心轴对称地设于对应的减速器壳体内。本申请的驱动桥装置可以更好地控制驱动轮的转速和扭矩,提高了传动效率和控制精确度,便于制动器的安装和拆卸,提高了其可维护性。


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    Titel :

    Vehicle and drive axle device thereof


    Weitere Titelangaben:

    车辆及其驱动桥装置


    Beteiligte:
    HUANG JI (Autor:in) / MENG MIAO (Autor:in) / LI GUOZHI (Autor:in) / ZHU ZIQIANG (Autor:in) / WANG JIAQI (Autor:in) / XIA HONGYAN (Autor:in) / MEN XIAOHAI (Autor:in)

    Erscheinungsdatum :

    2024-02-06


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60B VEHICLE WHEELS , Räder für Fahrzeuge / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



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