The invention relates to a working method of a jacking-free electric derrick, and belongs to the field of electric derricks. The device comprises a standard knot dragging structure, an electromagnetic switch control structure and a ground guide rail, the standard knot dragging structure comprises a hoisting mechanism, a steel wire rope, a pulley supporting rod, a supporting rod lower pulley, a supporting rod upper pulley and a plurality of standard knots, and the pulley supporting rod is fixed to the first standard knot; a pulley supporting rod is arranged on the base, a supporting rod lower pulley and a supporting rod upper pulley are installed on the pulley supporting rod, the hoisting mechanism is connected with the supporting rod lower pulley and the supporting rod upper pulley through steel wire ropes, each standard knot is provided with a sliding rail, a plurality of hanging rings and a plurality of idler wheels, and the invention further provides a working method of the jacking-free electric derrick convenient to operate. The device is reasonable in structural design, safe, reliable, low in installation cost and capable of meeting use requirements.

    本发明涉及一种无顶升的电力抱杆的工作方法,它属于电力抱杆领域。本发明包括标准节拖动结构、电磁开关控制结构和地面导轨,标准节拖动结构包括卷扬机构、钢丝绳、滑轮支撑杆、支撑杆下滑轮、支撑杆上滑轮和多个标准节,滑轮支撑杆固定于首节标准节上,该滑轮支撑杆上安装有支撑杆下滑轮和支撑杆上滑轮,卷扬机构通过钢丝绳分别与支撑杆下滑轮、支撑杆上滑轮相连,每个标准节上均设置有滑轨、多个吊环和多个滚轮,本发明还提供一种操作方便的无顶升的电力抱杆的工作方法。本发明结构设计合理,安全可靠,安装成本低,满足使用需求。


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    Title :

    Working method of jacking-free electric derrick


    Additional title:

    一种无顶升的电力抱杆的工作方法


    Contributors:
    TONG QI (author) / ZHANG KAN (author) / HAN ZUMIN (author) / JIN HEXIANG (author) / ZHOU LIHONG (author) / YAO CHENGKAI (author) / SHENG QUANWEN (author) / CHEN ZEQI (author) / YAN CHUNMING (author)

    Publication date :

    2023-06-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    E04H Gebäude oder ähnliche Bauwerke für besondere Zwecke , BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES / B66C Krane , CRANES



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