The invention discloses a propeller strut structure of a split-type boom tower crane. The propeller strut structure of the split-type boom tower crane of the invention comprises a front brace, a rear brace (5) and a ladder (12) at top of the front brace. The bottom of the front brace is connected with a balance arm while the top of the front brace is connected with top of the rear brace (5); and the bottom of the rear brace (5) is connected with a balance arm. The propeller strut structure is characterized in that the front brace is of a split-type structure mainly composed of an upper front brace (2) and a lower front brace (6); an inclined brace (8) is also arranged between the front brace and the rear brace (5); the bottom of the inclined brace (8) is connected with the bottom of the rear brace (5) and the top of the inclined brace (8) is connected with the middle part of the lower front brace (6). The length of the front brace is reasonably divided, the split-type two-piece structure of the front brace comprising the upper from brace and the lower front brace is designed, and an inclined brace structure is designed between the front brace and the rear brace, so that the manufacturing and transportation costs of the propeller strut can be lowered, and the convenience and the efficiency during assembling, dissembling and using processes can be achieved.


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    Title :

    Propeller strut structure of split-type boom tower crane


    Contributors:
    WANG JIANJUN (author) / MI CHENGHONG (author) / WANG YAN (author) / LI HAIFENG (author)

    Publication date :

    2015-05-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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