The invention discloses a drive axle, an axle driving method and a vehicle, relates to the technical field of vehicles, and realizes setting of different speed ratios and gears according to vehicle load, road conditions and transportation time requirements to obtain required speed and traction force. The drive axle comprises power devices, a transmission device and a main shaft, the number of the power devices is one or two, the transmission device comprises a planetary gear mechanism, a multi-gear gear pair, a plurality of gear shifting mechanisms and a differential mechanism used for transmitting power to the axle, and the planetary gear mechanism comprises a sun gear and a plurality of planet gears meshed with the sun gear; the power device is in shaft connection with the sun wheel, the differential mechanism is in shaft connection with the main shaft, each planet wheel is in power connection with each gear pair, each gear pair is sleeved on the main shaft, and each gear shifting mechanism is used for being in power connection with the corresponding gear pair and the main shaft. The drive axle, the axle driving method and the vehicle are used for obtaining the needed speed and traction force.

    本发明公开一种驱动桥、车桥驱动方法及车辆,涉及车辆技术领域,实现了根据车辆载荷、路面情况和运输时间需求设置不同的速比和挡位,获得所需要的速度和牵引力。所述驱动桥包括:动力装置、传动装置以及主轴,动力装置的数量为一个或两个,传动装置包括行星齿轮机构、多挡齿轮副、多个换挡机构以及用于向车桥传送动力的差速器,行星齿轮机构包括太阳轮以及与太阳轮啮合的多个行星轮;动力装置与太阳轮轴连,差速器与主轴轴连,每个行星轮与各挡齿轮副动力连接,每挡齿轮副空套在主轴上,每个换挡机构用于动力连接相应挡齿轮副与主轴。本发明提供的驱动桥、车桥驱动方法及车辆用于获得需要的速度和牵引力。


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    Title :

    Drive axle, axle driving method and vehicle


    Additional title:

    一种驱动桥、车桥驱动方法及车辆


    Contributors:
    LI SHAN (author) / DENG YUEYUE (author) / ZHANG JIE (author)

    Publication date :

    2022-07-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



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