The invention discloses a railway vehicle floor structure. The railway vehicle floor structure comprises a bottom frame, a floor main body and a wire passing hole structure; the bottom frame is provided with a wire passing hole; the floor main body is arranged on the bottom frame and comprises a carbon fiber thermal insulation layer and a floor surface layer structure; the wire passing hole structure is arranged at the wire passing hole and comprises a sleeve and a lower fireproof plate; the upper end of the sleeve is provided with an outer flange in lap joint with the upper surface of the bottom frame, and the lower end of the sleeve is provided with an inner flange; and the lower fireproof plate is connected with the inner flange, a fireproof cavity filled with the fireproof plaster is formed by the upper top surface of the lower fireproof plate and the inner wall of the sleeve, and the lower fireproof plate is provided with an open hole for a cable to penetrate through. According tothe railway vehicle floor structure, the fire resistance of the railway vehicle floor structure is improved, so that the fire resistance of the railway vehicle floor structure meets the standard requirement.

    本发明公开了一种轨道车辆地板结构,包括:底架,所述底架上具有用于过线的过线开孔;设置于所述底架上的地板主体,所述地板主体包括碳纤维保温层及地板表层结构;设置于所述过线开孔处的过线孔结构,所述过线孔结构包括套筒及下部防火板,所述套筒的上端具有搭接于所述底架上表面的外翻边,所述套筒的下端具有内翻边,所述下部防火板与所述内翻边连接,所述下部防火板的上顶面及所述套筒的内壁形成填充所述防火胶泥的防火腔体,所述下部防火板上具有供电缆穿过的开孔。本发明提供的轨道车辆地板结构,提高了轨道车辆地板结构的耐火性能,使得轨道车辆地板结构的耐火性能满足标准要求。


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    Title :

    Railway vehicle floor structure


    Additional title:

    轨道车辆地板结构


    Contributors:
    KONG WEIFENG (author) / TONG NIAN (author) / ZHANG SHU (author) / XU JINLONG (author)

    Publication date :

    2020-11-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse



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