The invention provides a depressed center flat car and a car body thereof, and relates to the technical field of railway vehicles. The car body comprises a floor, a corner upper cover plate, a chassis web plate and an insertion type corner folding structure, the insertion type corner folding structure comprises a corner folding bottom plate and a corner folding vertical plate, one end of the corner folding vertical plate is fixedly connected with the corner folding bottom plate, the other end is fixedly connected with the corner upper cover plate, the corner folding bottom plate is divided into a bottom plate front side and a bottom plate rear side by the corner folding vertical plate, one end, deviating from the bottom plate rear side, of the bottom plate front side is fixedly connected with the floor, a plurality of slots are formed in the bottom plate rear side, and the chassis web is suitable for being inserted into the slots and fixedly connected with the floor, the bottom plate front side and the bevel vertical plate. According to the car body of the depressed center flat car, on one hand, the problem that residual stress is prone to being generated in the prior art is solved; and on the other hand, welding gaps are reduced, and the technology is simplified.

    本发明提供了一种凹底平车及其车体,涉及铁路车辆技术领域,车体包括地板、弯角上盖板、底架腹板和插入式折角结构,插入式折角结构包括折角底板和折角立板,折角立板的一端与折角底板固定连接,另一端与弯角上盖板固定连接,折角立板将折角底板划分为底板前侧和底板后侧,底板前侧与底板后侧相背离的一端与地板固定连接,底板后侧上设置有多个插槽,底架腹板适于插入插槽中并与地板、底板前侧和折角立板固定连接。本发明提供的凹底平车的车体,一方面消除了现有技术中易产生残余应力的问题,另一方面,减少了焊接缝隙,简化了工艺。


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    Titel :

    Depressed center flat car and car body thereof


    Weitere Titelangaben:

    一种凹底平车及其车体


    Beteiligte:
    SUN XIAODONG (Autor:in) / MU CHENGKUN (Autor:in) / LI MINGZHU (Autor:in) / ZHAO YINGJIU (Autor:in) / WANG LEI (Autor:in) / LIU XIANYI (Autor:in) / GE ZHONGXIAO (Autor:in)

    Erscheinungsdatum :

    2021-11-02


    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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