The invention provides a wheel edge driving device which comprises a supporting arm, a motor, a second-stage speed reducer and a first-stage speed reducer, the motor is connected with the supporting arm, and a containing cavity is formed between the motor and the supporting arm; the second-stage speed reducer comprises a second-stage planet carrier, a second-stage planet wheel and a second-stage gear ring, the second-stage planet carrier is located in the containing cavity, bearings are arranged between the two axial ends of the second-stage planet carrier and the supporting arm and between the two axial ends of the second-stage planet carrier and the motor respectively, the second-stage planet wheel is rotationally arranged on the second-stage planet carrier, and the second-stage gear ring is arranged outside the second-stage planet carrier in a winding mode; the first-stage speed reducer comprises a first-stage planet carrier, a first-stage planet wheel and a first-stage gear ring, the first-stage planet carrier is located in the second-stage planet carrier, the first-stage planet wheel is rotationally arranged on the first-stage planet carrier, the first-stage gear ring is arranged outside the first-stage planet carrier in a winding mode, and the second-stage gear ring is arranged outside the second-stage planet carrier in a winding mode. And the first-stage gear ring is meshed with the first-stage planet wheel, and the first-stage gear ring is fixed on the second-stage planet carrier, so that the service life of the bearing is prolonged.

    本发明提供了一种轮边驱动装置,包括支撑臂、电机、二级减速和一级减速,电机和支撑臂连接,并在两者之间形成容置腔;二级减速包括二级行星架、二级行星轮和二级齿圈,二级行星架位于容置腔内,二级行星架的轴向两端分别与支撑臂和电机之间设置有轴承,二级行星架上转动设置有二级行星轮,二级齿圈绕设于二级行星架外部,二级齿圈与二级行星轮啮合,二级行星架固定在容置腔的内壁上,一级减速包括一级行星架、一级行星轮和一级齿圈,一级行星架位于二级行星架内部,一级行星架上转动设置有一级行星轮,一级齿圈绕设于一级行星架外部,一级齿圈与一级行星轮啮合,一级齿圈固定在二级行星架上,延长轴承的使用寿命。


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    Titel :

    Wheel edge driving device


    Weitere Titelangaben:

    一种轮边驱动装置


    Beteiligte:
    ZHAO YUTAO (Autor:in) / HAN JUN (Autor:in) / YU HEBO (Autor:in) / SUN LIFENG (Autor:in) / TAO QIANWEN (Autor:in)

    Erscheinungsdatum :

    11.03.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    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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