The invention discloses a rail grasping device of a catenary vehicle ladder. The rail grasping device comprises a base, and clamping claws mounted on the base in a hinged manner, wherein the base comprises two parallel side plates which are arranged at intervals, and a top plate mounted between two side edges; the clamping claws are mounted between the two side plates, and a pull rod is movably mounted on the top plate; a push plate which can be applied on the clamping claws is arranged at the bottom of the pull rod; a cam is mounted at the top of the pull rod and can rotate relative to the pull rod; a transmission sleeve is mounted on the pull rod between the cam and the base in a sleeving manner; a spring sleeve is arranged on an inner end surface close to one side of the push plate, of the transmission sleeve; a bracket is also mounted on each side plate of the base, and a hold hoop with a fastening and fixing function is mounted at the tail end of each bracket. The rail grasping device of a catenary vehicle ladder, provided by the invention, is simple in structure, and can effectively prevent the catenary vehicle ladder from overturning; through the rail grasping device, the operation time is shortened, the labor strength of workers is reduced, and the rail grasping device is easy to repair and maintain, so that the defects that a conventional contact-line vehicle ladder is poor in stability, low in safety and inconvenient to use are overcome.


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    Titel :

    Rail grasping device of catenary vehicle ladder


    Beteiligte:
    LI QING (Autor:in) / LI YONG (Autor:in) / HU ANFU (Autor:in) / LI JIAN (Autor:in) / LI SHUNCHENG (Autor:in) / CHEN KAI (Autor:in)

    Erscheinungsdatum :

    2015-12-16


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B61H Bremsen oder andere Verzögerungseinrichtungen ausgebildet für Schienenfahrzeuge , BRAKES OR OTHER RETARDING APPARATUS PECULIAR TO RAIL VEHICLES / B60M Speiseleitungen oder Vorrichtungen am Gleis für elektrisch angetriebene Fahrzeuge , POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-PROPELLED VEHICLES



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