The invention relates to the technical field of gantry cranes, in particular to a gantry crane anti-overturning device and an anti-overturning method.The gantry crane anti-overturning device comprises a mounting frame and a lifting box, at least one hydraulic telescopic rod is fixedly mounted at the top of the mounting frame, the output end of the hydraulic telescopic rod is fixedly connected with the top of the lifting box, and two first rotating shafts are rotationally connected into the lifting box; two supporting plates are arranged below the mounting frame, the supporting plates are sleeved with rotating frames, two avoiding holes are formed in the bottom end of the lifting box, the rotating frames penetrate through the corresponding avoiding holes, and the two rotating frames are fixedly connected with the two first rotating shafts correspondingly; the bottom end of the supporting plate is fixedly connected with a supporting column located below the lifting box, supporting plates are symmetrically arranged at the two ends of the supporting column, and the supporting column is provided with a swing locking structure used for driving the supporting plates to rotate. And the gantry crane is supported through the supporting plate and the supporting columns, so that the turnover accident of the gantry crane is prevented, and the use safety of the gantry crane is improved.

    本发明涉及龙门吊技术领域,具体涉及一种龙门吊防倾覆装置及其防倾覆方法,包括安装架和升降箱,所述安装架的顶部固定安装有至少一个液压伸缩杆,液压伸缩杆的输出端和升降箱的顶部固定连接,升降箱内转动连接有两个第一转轴,安装架的下方设有两个支撑板,支撑板的外部套设有旋转架,升降箱的底端开设有两个避让孔,旋转架贯穿相对应的避让孔,且两个旋转架分别与两个第一转轴固定连接;所述支撑板的底端固定连接有位于升降箱下方的支撑柱,支撑柱的两端对称设有托板,支撑柱安装有用于驱动托板旋转的摆动锁定结构;通过托板和支撑柱对龙门吊进行支撑,防止龙门吊翻倒事故的发生,增加了龙门吊的使用安全。


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    Title :

    Gantry crane overturn-preventing device and overturn-preventing method thereof


    Additional title:

    一种龙门吊防倾覆装置及其防倾覆方法


    Contributors:
    JIANG PENGFEI (author) / LIU YIPING (author) / LI JIAN (author) / WANG ZHONGNAN (author)

    Publication date :

    2024-08-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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