The invention relates to the technical field of gantry crane installation, in particular to a folding gantry crane which comprises a portal frame and supporting legs, the portal frame comprises a main beam and an end cross beam, one end of each supporting leg is hinged to the main beam through a pin shaft, the lower side of the main beam is provided with a joint device corresponding to the supporting leg, and the other end of each supporting leg is provided with a tail sliding roller. A walking beam cart is arranged on the lower side of the portal frame, the walking beam cart comprises a main trolley, a driven trolley and a lower cross beam, mounting seats matched with the supporting legs are arranged on the upper side of the lower cross beam, and a portal crane trolley is arranged on the upper side of the portal frame; the supporting legs of the gantry crane can be folded, the gantry crane is suitable for being used in a factory building or other limited installation environments, the lifting height needed by installation is reduced, the gantry is stably lifted through the two 130 t truck cranes, the supporting legs are lifted vertically, installation is conducted stably and reliably, and the installation efficiency is improved.

    本发明涉及龙门吊安装技术领域,尤其涉及一种折叠式龙门吊,包括门架及支腿,所述门架包括主梁及端横梁,所述支腿一端与主梁通过销轴铰接,所述主梁下侧设有与支腿对应的接合装置,所述支腿另一端设有溜尾滚轮,所述门架下侧设有走行梁大车,所述走行梁大车包括主台车、被动台车及下横梁,所述下横梁上侧设有与支腿适配的安装座,所述门架上侧设有门机小车;本发明龙门吊支腿可折叠,适用于厂房内或其他受限的安装环境,降低安装所需要的起吊高度,通过两台130t汽车吊稳定起吊门架,将支腿吊立,稳定可靠地进行安装,提高安装效率。


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    Titel :

    Folding gantry crane and mounting process thereof


    Weitere Titelangaben:

    一种折叠式龙门吊及其安装工艺


    Beteiligte:
    ZHAO XIAOPENG (Autor:in) / MO KANGKANG (Autor:in) / SHU XIAOFENG (Autor:in) / WEI YUSHAN (Autor:in) / CHEN GUOXIANG (Autor:in) / LI YONGBO (Autor:in) / KONG DEZHI (Autor:in) / ZUO SHIRONG (Autor:in) / CHEN HUAIZHI (Autor:in) / LI XINGWANG (Autor:in)

    Erscheinungsdatum :

    14.03.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



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