The invention relates to the technical field of gantry cranes, in particular to a gantry crane device used for bridge construction. The gantry crane device comprises a mounting rack, a cross shaft isarranged on the surface of the mounting rack, a large bearing is arranged on the outer side of the cross shaft in a sleeving manner and is mounted on the inner wall of a casing pipe, a lifting hook isarranged on the surface of the casing pipe, a mounting seat is arranged on the surface of the casing pipe, a shock absorption assembly is arranged on the surface of the mounting seat, the outer sideof the shock absorption assembly is sleeved with a connecting ring, the surface of the connecting ring is connected with a protection frame, a motor is arranged in the protection frame, and a drive shaft of the motor is connected with a lead screw through a transmission assembly. The gantry crane device has the beneficial effects that according to the gantry crane device used for bridge construction, the rotatable casing pipe is additionally arranged in the mounting rack, the lifting hook and a pipe body clamping structure are mounted on the two sides of the casing pipe, switching is carried out according to actual requirements, pipe clamping plates and a translation plate are connected, the translation plate is driven by the lead screw to shift, and therefore the two sets of pipe clampingplates clamp pipe bodies of different pipe diameters, and stability during pipe body lifting is improved.

    本发明涉及龙门吊技术领域,具体为一种用于桥梁施工用的龙门吊装置,包括安装架,安装架的表面设置有横轴,横轴的外侧套设有大号轴承,大号轴承安装在套管的内壁,套管的表面设置有吊钩,套管的表面设置有安装座,安装座的表面设置有减震组件,减震组件的外侧套设有连接环,连接环的表面连接有防护架,防护架的内部设置有电机,电机的驱动轴通过传动组件与丝杆连接;有益效果为:本发明提出的桥梁施工用的龙门吊装置在安装架内部加设可转动的套管,套管两侧安装吊钩和管体夹持结构,根据实际需要进行切换,并且夹管板与平移板连接,平移板被丝杆带动位移,从而实现两组夹管板对不同管径的管体夹持,提升管体吊装时的稳定性。


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    Title :

    Gantry crane device used for bridge construction


    Additional title:

    一种用于桥梁施工用的龙门吊装置


    Contributors:

    Publication date :

    2020-10-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES / F16F SPRINGS , Federn



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