The invention relates to the field of electric vehicle drive devices and aims to provide an electric vehicle drive device, comprising a main drive motor, a helper motor, a planet gear bank, a first locking clutch, a second locking clutch and a speed reducer; the planet gear bank comprises a sun gear, more than one planet gear, a planet carrier and a gear ring; the sun gear is installed at the center of the gear ring; the planet gear is rotatably installed on the planet carrier in a circumferential distribution manner. The electric vehicle drive device has the beneficial effects that the device is internally provided with the main drive motor, the helper motor and the planet gear bank, when an electric vehicle is in different operation states, the motors in the drive device can work in an efficient zone by the effective combination of the main drive motor, the helper motor and the planet gear bank, the range of the effective zone of a power source drive of the device is greatly widened, energy utilization rate of the electric vehicle is improved and the mileage of the electric vehicle is increased.


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    Titel :

    Electric vehicle drive device


    Beteiligte:
    YAN ZONGHUI (Autor:in) / JIANG TAO (Autor:in)

    Erscheinungsdatum :

    30.12.2015


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    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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