The invention provides a double-purpose crane. The crane comprises a caterpillar band telescopic arm crane arm rest unit, a caterpillar band crane arm rest unit, a rotary table and a lower crane. The rotary table is connected with the lower crane through a rotary support, and hinge points which are matched with the caterpillar band telescopic arm crane arm rest unit and the caterpillar band crane arm rest unit are arranged on a rotary table frame; and function replacement of the double-purpose crane can be achieved through replacement of the caterpillar band telescopic arm crane arm rest unit and the caterpillar band crane arm rest unit. The double-purpose crane is simple in structure, reasonable and compact. The rotary table and the lower crane are used in common, a user only needs to replace an arm rest unit, and rapid replacement of two different cranes can be achieved.


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    Title :

    Double-purpose crane


    Contributors:
    LI JIE (author) / XU WEI (author) / HAN ZHONGTIAN (author) / QI BAOKU (author) / PAN ZHIYI (author) / ZHANG BO (author) / BAI CHAOYANG (author) / WANG XIN (author)

    Publication date :

    2015-08-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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