The electric forklift double-drive system comprises a left drive assembly and a right drive assembly which are symmetrically arranged, the left drive assembly comprises a drive motor, the drive motor is connected with a hub assembly through a transmission part, and a service brake is arranged on the hub assembly; a parking brake part is arranged at the end, close to the motor output shaft, of the driving motor, the service brake comprises a service brake shell, a service brake friction plate assembly is arranged in the service brake shell, a service brake cooling part is arranged in the service brake shell, and the service brake cooling part comprises a friction plate cooling oil cavity. According to the double-drive system of the large-tonnage electric forklift, the whole system integrates the wet-type service braking function, the negative braking function and the external heat dissipation function and comprises the multiple oil cavities, the multiple oil cavities are formed in the different shells correspondingly, and the oil duct machining and pipeline assembling technology is facilitated; high temperature of the system is avoided by adopting hydraulic external heat dissipation, the service life of a sealing piece is guaranteed, higher reliability of the whole system is guaranteed, and more energy is saved.

    本发明公开了一种电动叉车双驱系统,包括对称布置的左驱动总成、右驱动总成,左驱动总成包括驱动电机,驱动电机通过传动部连接有轮毂总成,轮毂总成上设有行车制动器;驱动电机靠近电机输出轴的一端设有停车制动部,行车制动器包括行车制动器壳体,行车制动器壳体内设有行车制动摩擦片总成,行车制动器壳体内设有行车制动器冷却部,行车制动器冷却部包括摩擦片冷却油腔,本申请的大吨位电动叉车双驱系统整个系统集湿式行车制动、负制动、外部散热功能于一体,包含多个油腔,多个油腔分别置于不同壳体上,利于油道加工和管路装配工艺;采用液压外部散热避免了系统高温,有利于保障密封件寿命,保证整个系统可靠性更高,并且更加节能。


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    Titel :

    Double-drive system of electric forklift


    Weitere Titelangaben:

    一种电动叉车双驱系统


    Beteiligte:
    HU ZHUTIAN (Autor:in) / CHEN SHISHENG (Autor:in) / LIU HAILIN (Autor:in) / GE LIYIN (Autor:in) / LUAN YING (Autor:in) / ZHAO FEI (Autor:in)

    Erscheinungsdatum :

    2022-05-10


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen



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