The invention relates to the technical field of gantry crane dismantling methods, in particular to a limited-space large-span gantry crane dismantling method which comprises a gantry crane body, and the gantry crane body comprises a hoisting mechanism, electrical equipment, wires and cables, a trolley walking mechanism, supporting legs and a main beam. The dismantling method of the portal crane body comprises the following steps that S1, preparation before dismantling and on-site arrangement are conducted; s2, disassembling the lifting appliance of the hoisting mechanism; s3, disassembling the electrical equipment and the cable wire; s4, the trolley walking mechanism is disassembled; s5, the supporting legs are fixed; s6, the main beam is disassembled; s7, the supporting legs are disassembled; S8, the main beam and the supporting legs are disassembled on the ground; s9, the disassembled parts are packaged; and S10, loading and transporting to a storage place. The large-span gantry crane has the effect that the large-span gantry crane can be conveniently dismantled in a limited space.

    本申请涉及龙门吊拆除方法的技术领域,尤其是涉及一种有限空间大跨度龙门吊拆除方法,其包括门式起重机本体,所述门式起重机本体包括起重机构、电气设备及电线电缆、小车行走机构、支腿以及主梁,所述门式起重机本体的拆除方法包括如下步骤:S1:拆前准备以及现场布置;S2:拆卸所述起重机构吊具;S3:拆卸电气设备及电缆电线;S4:拆卸所述小车行走机构;S5:固定所述支腿;S6:拆卸所述主梁;S7:拆卸所述支腿:S8:所述主梁、所述支腿地面解体;S9:包装解体的部件;S10:装车运往存放地点。本申请具有便于在有限空间内拆除大跨度龙门吊的效果。


    Access

    Download


    Export, share and cite



    Title :

    Demolition method for large-span gantry crane in limited space


    Additional title:

    一种有限空间大跨度龙门吊拆除方法


    Contributors:
    SUN LEI (author) / ROH YOUNG DONG (author) / JIANG JINBO (author) / XU CHENGSHUANG (author) / HAN FUCHAO (author) / MU LONG (author) / ZHOU RONGKAI (author)

    Publication date :

    2024-11-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



    Span-adjustable gantry crane

    GUO DAHAI / RUAN JIAYOU / ZHANG XIAOHUI et al. | European Patent Office | 2016

    Free access

    Movable gantry crane used in limited space

    MA DONG / ZHANG LEI / JIAO XIAOBING et al. | European Patent Office | 2022

    Free access

    Gantry crane capable of being used in limited space

    LI ANXUN / LI XUETAO / LIU DAWEI et al. | European Patent Office | 2023

    Free access

    Installation method suitable for large-span high-lift truss type gantry crane

    LIU DANGWEI / ZHAO XIAOWEI / MA AIXIA et al. | European Patent Office | 2024

    Free access

    Gantry crane hook device suitable for limited space of tunnel

    XU BO / YANG ZHONGCHAO / WANG WEI et al. | European Patent Office | 2023

    Free access