The embodiment of the invention provides a primary suspension device, a bogie and a railway vehicle, and the primary suspension device comprises a suspension base, a suspension arm and a suspension arm, the suspension base is provided with an open suspension cavity, and a first magnetic part is arranged on the side wall of the suspension cavity; a suspension pin; the suspension pin can enter and exit from the suspension cavity through the opening and is provided with the same magnetic pole as the first magnetic piece. According to the primary suspension device, the bogie and the railway vehicle, vibration between the framework and the wheel pair can be buffered, the suspension pin does not make direct contact with the suspension base, vibration abnormal sound cannot be generated, mechanical abrasion is reduced, and the service life of all components is prolonged.

    本申请实施例提供一种一系悬挂装置、转向架及轨道车辆,其中,一系悬挂装置包括:悬挂基座;所述悬挂基座设有敞口的悬浮腔,悬浮腔的侧壁设有第一磁性件;悬挂销;所述悬挂销可从敞口进出悬浮腔,悬挂销具有与第一磁性件相同的磁极。本申请实施例提供的一系悬挂装置、转向架及轨道车辆能够对构架与轮对之间的振动进行缓冲,并且悬挂销与悬挂基座不直接接触,不会产生振动异响,也降低了机械磨损,延长各部件的使用寿命。


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    Title :

    Primary suspension device, bogie and railway vehicle


    Additional title:

    一系悬挂装置、转向架及轨道车辆


    Contributors:
    SHANG HAOQIANG (author) / DUAN ZEBIN (author) / XIE LIANGSHENG (author) / ZHANG HANCHEN (author) / GUO TAO (author) / MENG HUI (author) / HAO TAOGUANG (author) / JIA CHAO (author) / WANG JIAXIN (author) / XU HONGJIANG (author)

    Publication date :

    2024-05-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B61F Untergestelle für Schienenfahrzeuge, z.B. Fahrgestellrahmen, Drehgestelle oder Anordnungen der Radsätze , RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES



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