PROBLEM TO BE SOLVED: To provide an advantageous constitution in term of strength, in a mechanism for connecting an axle box to a bogie frame via an axle beam.SOLUTION: An axle box support device of a bogie for a railroad vehicle for connecting an axle box for storing a bearing for supporting an axle to a bogie frame, comprises an axle beam having an axle beam body part extending in the vehicle longitudinal direction from the axle box and an axle beam end part provided on the tip of the axle beam body part and forming a cylindrical part for opening both sides in the vehicle width direction, a mandrel inserted in the vehicle width direction into an inside space of the cylindrical part, an elastic bush interposed between the cylindrical part and the mandrel and a receiving seat provided in the bogie frame and connecting both end parts of the mandrel, and the cylindrical part is divided into a first semi-cylindrical part integrally formed in the axle beam body part and a second semi-cylindrical part superposed in the vertical direction on the first semi-cylindrical part.SELECTED DRAWING: Figure 3

    【課題】台車枠に軸ばりを介して軸箱を連結する機構において、強度面において有利な構成を提供する。【解決手段】車軸を支持する軸受が収容された軸箱を台車枠に連結する鉄道車両用台車の軸箱支持装置であって、前記軸箱から車両長手方向に延びる軸ばり本体部と、前記軸ばり本体部の先端に設けられ、車幅方向両側が開口する筒状部が形成された軸ばり端部とを有する軸ばりと、前記筒状部の内部空間に車幅方向に挿通された心棒と、前記筒状部と前記心棒との間に介装された弾性ブッシュと、前記台車枠に設けられ、前記心棒の両端部が接続される受け座と、を備え、前記筒状部は、前記軸ばり本体部に一体に形成された第1半筒部と、前記第1半筒部に上下方向に重ね合わされた第2半筒部とに分割されている。【選択図】図3


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    Title :

    AXLE BOX SUPPORT DEVICE OF BOGIE FOR RAILROAD VEHICLE


    Additional title:

    鉄道車両用台車の軸箱支持装置


    Contributors:

    Publication date :

    2016-08-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    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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