The invention discloses a crawler crane boom limiting device which comprises a supporting limiting device and a traction limiting device, the supporting limiting device comprises a limiting adjusting assembly and a limiting supporting assembly, the limiting adjusting assembly comprises a hinge boss and a limiting frame, the limiting frame is further provided with a limiting groove, and the hinge boss is hinged to the limiting frame. The limiting supporting assembly comprises a connecting bottom plate, a sliding air cylinder, a connecting frame, a supporting frame, a clamping rod, a reinforcing rib, a spring mounting frame and a traction spring. The traction limiting device comprises a double-shaft motor, a winding disc, a traction frame and a traction chain. The invention belongs to the technical field of crane boom limiting, and particularly relates to a boom limiting device of a crawler crane, which effectively solves the problems of inconvenience in maintenance and repair, incapability of limiting under the condition of power failure and limitation in the prior art, and is a novel boom limiting device of the crawler crane.

    本发明公开了一种履带式起重机臂架限位装置,包括支撑限位装置和牵引限位装置,所述支撑限位装置包括限位调整组件和限位支撑组件,所述限位调整组件包括铰接凸台和限位架,所述限位架上还设有限位槽,所述限位支撑组件包括连接底板、滑动气缸、连接架、支撑架、卡杆、加强筋、弹簧安装架和牵引弹簧,所述牵引限位装置包括双轴电机、卷收盘、牵引架和牵引链。本发明属于起重机臂架限位技术领域,具体是一种履带式起重机臂架限位装置,有效解决了现有技术不方便进行维护维修,且在断电的情况下不能限位,具有局限性的问题,是一种新型履带式起重机臂架限位装置。


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    Title :

    Crawler crane boom limiting device


    Additional title:

    一种履带式起重机臂架限位装置


    Contributors:
    XIAO JIAN (author)

    Publication date :

    2023-12-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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