The invention provides a large-size annular piece hoisting frame convenient to hoist, relating to the field of large-size technical annular piece production auxiliary equipment. The large-size annular piece hoisting frame comprises a fixed frame, a fixed shaft, a slide shaft, Z-shaped frames, lifting chains and lifting hooks, wherein the fixed frame comprises 3-4 lifting arms which are uniformly and horizontally arranged; the fixed shaft is fixedly arranged at the middle position of the upper part of the fixed frame; the lower part bent corners of the Z-shaped frames are hinged with the lifting arms; each lifting arm is hinged with one Z-shaped frame; a sliding sleeve is arranged at the upper part of the fixed shaft in a manner of moving up and down; the side face of the sliding sleeve is uniformly provided with lifting lugs with the quantity the same as that of the lifting arms; the lifting chains are correspondingly connected between the tops of the Z-shaped frames and the lifting lugs one by one; the lifting hooks are fixedly arranged at the top of the sliding sleeve; the side part of the lower part of the sliding sleeve is uniformly hinged with the 3-4 lifting looks; and an inverted-cone-shaped lifting sleeve is arranged at the top of the fixed shaft, and the bottoms of the lifting hooks are hung on the bottom side of the lifting sleeve. According to the large-size annular piece hoisting frame, time and labor are saved; and the large-size annular piece hoisting frame is convenient to take in a hoisting process, has good stability, is convenient to position and hoist and is safe and reliable.


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    Title :

    Large-size annular piece hoisting frame convenient to hoist


    Contributors:
    BIAN JIANG (author) / CAI KUN (author) / ZHAO ZHUO (author)

    Publication date :

    2015-05-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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