The invention discloses a variable-hook-distance gantry lifting appliance and an adjusting method, the variable-hook-distance gantry lifting appliance comprises a connecting cross beam, two single-hook lifting appliances and an anti-radiation device, the two single-hook lifting appliances are adjustably arranged on the two sides of the connecting cross beam, and the anti-radiation device is arranged between the two single-hook lifting appliances and connected with the connecting cross beam; wherein the single-hook lifting appliance comprises a pulley block, a connecting side plate, a connecting pin shaft, a connecting assembly and a plate hook, the pulley block is arranged at the upper end of the connecting side plate, the plate hook is rotatably arranged at the lower end of the connecting side plate through the connecting assembly, and the connecting pin shaft is arranged in the middle of the connecting side plate and used for being connected with the connecting cross beam; the anti-radiation device comprises a cross beam anti-radiation plate, adjustable anti-radiation plates, a hinged shaft and a hanging ring, and the adjustable anti-radiation plates are arranged on the two sides of the cross beam anti-radiation plate through the hinged shaft and the hanging ring. The adjustable hook distance can effectively shorten the maintenance time, eliminate the potential safety hazard of hoisting operation, adjust the protection range along with the hook distance, and effectively prolong the service life.

    本发明公开了一种可变钩距龙门吊具及调整方法,可变钩距龙门吊具包括连接横梁、两个单钩吊具和防辐射装置,两个单钩吊具可调节的设置在连接横梁两侧,防辐射装置设置在两个单钩吊具之间与连接横梁连接,其中:单钩吊具包括滑轮组、连接侧板、连接销轴、连接组件和板钩,滑轮组设置在连接侧板上端,板钩通过连接组件可转动的设置在连接侧板下端,连接销轴设置在连接侧板中部用于与连接横梁连接;防辐射装置包括横梁防辐射板、可调节防辐射板、铰轴和吊环,可调节防辐射板通过铰轴和吊环设置在横梁辐射板两侧。本发明钩距可调能有效缩短检修时间,消除吊装作业安全隐患,可随钩距调整防护范围,有效提高使用寿命。


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    Title :

    Hook-distance-variable gantry lifting appliance and adjusting method


    Additional title:

    可变钩距龙门吊具及调整方法


    Contributors:
    ZHANG SHENGLEI (author) / WANG FUYUAN (author) / LIU XIANFENG (author) / LI JIAQIANG (author) / ZHU DONGKE (author) / SHI YANBIN (author)

    Publication date :

    2024-09-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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