The present invention relates to a floor structure of a railway vehicle, which achieves weight lightening of a floor of a vehicle and is excellent in vibration and noise reduction effect. According to the present invention, a floor structure of a railway vehicle comprises: a double skin extruded material installing a floor material of the railway vehicle on an upper portion of a lower support plate, installed to be spaced apart from an upper surface of the lower support frame by a certain gap, and having an air layer; a sound absorbing insulator inserted into a space part formed by the gap between the lower support plate and the double skin extruded material; a track bed material applied to an upper surface of the double skin extruded material; and a floor material attached to an upper surface of a track bed material.

    본 발명은 차량 바닥의 경량화를 이루면서 진동 및 소음 저감 효과가 우수한 철도차량의 바닥 구조에 관한 것이다. 즉, 본 발명은 철도 차량의 바닥재를 하부 지지플레이트의 상부에 설치하되 상기 하부 지지플레이트의 상면과 일정 간극을 두고 설치되고 공기층이 형성된 더블스킨 압출형재와, 상기 하부 지지플레이트와 더블스킨 압출형재 사이의 간극에 의해 형성되는 공간부에 삽입되는 흡음단열재와, 상기 더블스킨 압출형재의 상면에 도포되는 도상재와, 상기 도상재의 상면에 취부되는 바닥재로 이루어진 철도차량의 바닥 구조를 특징으로 한다.


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    Titel :

    Floor structure of railway vehicle


    Weitere Titelangaben:

    철도차량의 바닥 구조


    Beteiligte:
    PARK SAE JUNG (Autor:in)

    Erscheinungsdatum :

    2019-03-08


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES / B21C MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING , Herstellen von Blechen, Metalldraht, -stangen, -rohren Metallprofilen oder Halbzeugen auf andere Weise als durch Walzen



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