The invention relates to an automatic speed change hub motor which comprises a main shaft, a hub, and a power input part, and a machine core assembly and an automatic speed change mechanism which are arranged in the hub; wherein the machine core assembly is provided with a machine core assembly output part, and the automatic speed change mechanism comprises a planetary transmission and an automatic centrifugal gear shifting assembly; the planetary transmission comprises a center wheel, a planet carrier, a gear ring and a planet wheel, the center wheel and the main shaft are fixedly connected or integrally formed, the gear ring is in linkage connection with an output piece of the machine core assembly, the planet carrier is connected with the hub through a first overrun clutch, the automatic centrifugal gear shifting assembly is arranged between the gear ring and the hub, and the automatic centrifugal gear shifting assembly is connected with the main shaft through a second overrun clutch. The power input part is connected with the planet carrier or the gear ring through a second overrun clutch, and the main shaft is fixedly connected with the frame. According to the device, low-speed output can be achieved when the motor is started, the output torque is large, the motor is easy to start, power consumption is small, the power of the motor can be reduced, and the endurance time of the motor is prolonged.

    本发明涉及一种自动变速轮毂电机,包括:主轴、轮毂、动力输入件及设置于轮毂内的机芯组件及自动变速机构,所述机芯组件设有机芯组件输出件,所述自动变速机构包括行星变速器及自动离心换挡组件,所述行星变速器包括中心轮、行星架、齿圈及行星轮,所述中心轮与主轴固定连接或一体成型,所述齿圈与机芯组件输出件联动连接,所述行星架与轮毂之间通过第一超越离合器连接,所述自动离心换挡组件设置于齿圈与轮毂之间,所述动力输入件与行星架或齿圈通过第二超越离合器连接,所述主轴与车架固定连接,从而使得电机启动时可以低速输出,输出扭矩大,电机启动轻松,消耗功率小,可以减小电机的功率,增加电机的续航时间。


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    Title :

    Automatic speed change hub motor


    Additional title:

    一种自动变速轮毂电机


    Contributors:

    Publication date :

    2021-11-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES



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