The invention discloses a low-floor tramcar underframe structure, which comprises an underframe body. The underframe is formed by sequentially welding a first-position end structure, a middle sleeperbeam structure, an aisle structure and a second-position end structure from front to back, the front-back length of the underframe is 5420mm, the left-right width of the underframe is 2504mm, and theheight of the underframe is 760mm; and a lower hinge seat and a rotary stop seat are fixedly welded at an outer end center of the aisle structure. The low-floor tramcar underframe structure meets therequirements for installation of various devices of a tramcar body, ensures stable operation of the tramcar, can meet the requirements for various loads generated during operation of the tramcar, andmeanwhile meets the requirements for axle load of the tramcar body, low cost, simple structure and convenient manufacturing.

    本发明公开了一种低地板有轨电车底架结构,包括底架本体,所述底架由一位端结构、中部枕梁结构、过道结构和二位端结构自前向后依序焊接组成,其前后长度为5420mm,左右宽度为2504mm,高度为760mm;所述过道结构的外端中心固焊有下铰接座和旋转止档座。这种低地板有轨电车底架结构满足有轨电车车身的各种设备安装,保证车辆的稳定运行,能满足车辆运行时产生的各种载荷要求,同时满足车体轴重以及成本低廉,结构简单、制造方便的要求。


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    Titel :

    Low-floor tramcar underframe structure


    Weitere Titelangaben:

    一种低地板有轨电车底架结构


    Beteiligte:
    YANG KUN (Autor:in) / LIU LINFENG (Autor:in) / KAN SONG (Autor:in) / BI HAITAO (Autor:in) / HUANG PENG (Autor:in) / LIU WEI (Autor:in)

    Erscheinungsdatum :

    2020-06-09


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    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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