The invention provides a rotor assembly, a motor, an electric power steering system and a vehicle, the rotor assembly comprises a rotor iron core, a permanent magnet and a magnetic isolation layer, the rotor iron core comprises a plurality of iron core sections along the axial direction of the rotor iron core, the plurality of iron core sections are coaxially arranged, the axis of the rotor iron core is used as a rotation center, and the permanent magnet is arranged on the rotor iron core. A deflection angle is formed between the mth iron core section and the (m + 1) th iron core section, a plurality of permanent magnet placing areas are arranged on the iron core sections in the circumferential direction of the iron core sections, the permanent magnets are arranged in the permanent magnet placing areas, and the magnetism isolating layers are located between every two adjacent iron core sections and used for isolating magnetism.

    本发明提供了一种转子组件、电机、电动助力转向系统和车辆,其中,转子组件包括:转子铁芯、永磁体和隔磁层,沿转子铁芯的轴向,转子铁芯包括多段铁芯段,多段铁芯段同轴设置,以转子铁芯的轴线为旋转中心,第m段铁芯段和第m+1段铁芯段之间具有偏转角,沿铁芯段的周向,铁芯段上设有多个永磁体放置区,永磁体设于永磁体放置区内,隔磁层位于相邻两个铁芯段之间,隔磁层用于隔磁。


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    Title :

    Rotor assembly, motor, electric power steering system and vehicle


    Additional title:

    转子组件、电机、电动助力转向系统和车辆


    Contributors:
    ZHU LIANLI (author) / HU SHENGLONG (author) / CHEN JINTAO (author)

    Publication date :

    2024-11-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES / B62D MOTOR VEHICLES , Motorfahrzeuge



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