The invention discloses a spring rail-clamping device. The device comprises a base, a pair of clamping pliers, a screw rod, a nut, a lantern ring, connection rods and a hydraulic motor, wherein the pair of clamping pliers are hinged to the base, the nut is arranged on the screw rod, the nut is sleeved with the lantern ring, the connection rods connect the lantern ring with the clamping pliers, a turbine meshed with the screw rod is fixed to an output shaft of the hydraulic motor, and the screw rod is sleeved with a return spring located between the base and the nut; the device further comprises an auxiliary locking device, and the auxiliary locking device comprises an installation plate, an upper toothed bar, a gear, a lower toothed bar, an air cylinder, an elastic compression part and an upper squeezing plate, wherein the upper toothed bar is arranged on the installation plate, the gear is meshed with the upper toothed bar, the lower toothed bar is meshed with the gear, one end of the lower toothed bar is connected with the air cylinder, the elastic compression part is arranged at the other end of the lower toothed bar, and the upper squeezing plate is arranged at the end of the upper toothed bar. The device is simple in structure and easy to manufacture, it can be guaranteed that under an unpredicted circumstance such as power failure, the rail clamping device is clamped on a rail firmly without being loosened, and the safety is good.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Spring rail-clamping device


    Beteiligte:
    ZHU XIAOXIANG (Autor:in)

    Erscheinungsdatum :

    2015-12-23


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



    Rail clamping device

    ZHU XIAOXIANG | Europäisches Patentamt | 2016

    Freier Zugriff

    Rail clamping device and automatic force increasing rail clamping system

    WU HUABING / FAN ZHE / XU ZHENGHONG | Europäisches Patentamt | 2020

    Freier Zugriff

    Simple rail clamping device

    CUI YIDONG / ZHU SHANHUI / WU TINGLEI | Europäisches Patentamt | 2020

    Freier Zugriff

    Intelligent rail clamping device

    SEO DAE-JIN / DU CUNBAO / ZHANG JUN et al. | Europäisches Patentamt | 2024

    Freier Zugriff

    Quick rail clamping device

    MOU JICHENG / LIU DONG / LIU YUJING et al. | Europäisches Patentamt | 2020

    Freier Zugriff