The invention discloses a telescopic supporting rod and a gantry crane, and relates to the technical field of mechanical construction. The telescopic supporting rod is used for the gantry crane, the gantry crane comprises a platform and a balance weight part, the telescopic supporting rod comprises a connecting screw rod and two supporting rods, first threads are arranged at the two ends of the connecting screw rod, and the supporting rods are arranged on the first threads; one ends of the supporting rods are open, the other ends of the supporting rods are closed, the open ends of the supporting rods are in threaded connection with the first threads, the closed ends of the supporting rods are provided with fixed connecting parts, the fixed connecting part connected with one supporting rod is detachably connected with the platform, and the fixed connecting part connected with the other supporting rod is detachably connected with the balance weight part; a stopping part and an operating part are arranged on the connecting screw rod, and the operating part is used for driving the connecting screw rod to rotate so as to adjust the length of the part, sleeving the connecting screw rod, of the supporting rod; and when the connecting screw rod extends into the supporting rod by a preset distance, the stopping part is in threaded connection with the first thread so as to stop the movement of the supporting rod relative to the connecting screw rod in the length direction of the connecting screw rod.

    本申请公开了一种伸缩撑杆及门座起重机,涉及机械施工技术领域。该伸缩撑杆用于门座起重机,该门座起重机包括平台和配重部,该伸缩撑杆包括连接螺杆和两个撑杆,连接螺杆的两端设有第一螺纹,第一螺纹上设有撑杆;撑杆一端开口,另一端封闭,撑杆的开口端与第一螺纹相螺接,撑杆的封闭端设有固定连接部,其中一个撑杆连接的固定连接部与平台可拆卸连接,另一个撑杆连接的固定连接部与配重部可拆卸连接;连接螺杆上设有止挡部和操作部,操作部用于驱动连接螺杆转动,以调节撑杆套设在连接螺杆上的长度;当连接螺杆伸入到撑杆内预设距离时,止挡部与第一螺纹相螺接,以对撑杆沿连接螺杆的长度方向相对连接螺杆移动的进行止挡。


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    Title :

    Telescopic supporting rod and portal crane


    Additional title:

    一种伸缩撑杆及门座起重机


    Contributors:
    LIU CHANGJI (author) / CHENG TONGLIANG (author) / CHENG XU (author) / LIU JIAWEI (author) / WEI BINGLONG (author) / GAO XING (author)

    Publication date :

    2024-11-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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