The invention discloses a nut mounting auxiliary tool for a high-speed rail box girder lifting appliance, a stud mounting hole is formed in the top of a high-speed rail box girder, the lifting appliance is arranged above the high-speed rail box girder, a stud on the lifting appliance penetrates through the stud mounting hole and extends into the high-speed rail box girder, the stud is locked on the inner wall of the high-speed rail box girder through a nut, the nut mounting auxiliary tool comprises a centering assembly, a nut mounting assembly and a nut mounting assembly, the centering device is provided with a centering hole and a plurality of clamping assemblies surrounding the centering hole, and the multiple clamping assemblies can extend inwards by the same distance at the same time along the radius of the centering hole; the lifting assembly is provided with a lifting mounting position, and the lifting mounting position corresponds to the centering hole in the vertical direction; the nut fixing assembly is arranged on the side, facing the centering hole, of the lifting mounting position, a nut fixing position is arranged in the nut fixing assembly, and the center of the nut fixing position corresponds to the circle center of the centering hole in the vertical direction; the nut screwing assembly is connected with the nut fixing assembly and used for controlling the nut fixing assembly to rotate. The problem that when a nut is manually lifted, the nut is prone to sliding off, and potential safety hazards are generated is effectively solved.
本发明公开了一种用于高铁箱梁吊具的螺母安装辅助工具,在高铁箱梁顶部设有螺柱安装孔,吊具设于高铁箱梁上方,吊具上的螺柱穿过螺柱安装孔伸入到高铁箱梁内,螺柱通过螺母锁定于高铁箱梁内壁,螺母安装辅助工具包括:对中组件,设有对中孔和围绕对中孔的多个夹紧组件,多个夹紧组件能够沿对中孔的半径同时向内伸出相同距离;升降组件,设有升降安装位,升降安装位在竖直方向上与对中孔对应;螺母固定组件,设于升降安装位朝向对中孔的一侧,在螺母固定组件中设有螺母固定位,其中心与对中孔的圆心在竖直方向上对应;螺母旋紧组件连接螺母固定组件,用于控制螺母固定组件旋转。本发明有效解决人工托举螺母时,螺母容易滑落产生安全隐患的问题。
Nut installation auxiliary tool for high-speed rail box girder lifting appliance
一种用于高铁箱梁吊具的螺母安装辅助工具
2023-07-25
Patent
Elektronische Ressource
Chinesisch
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |
Intelligent auxiliary lifting appliance for lifting steel box girder
Europäisches Patentamt | 2023
|Portable and simple rail installation lifting appliance
Europäisches Patentamt | 2023
|Auxiliary installation lifting appliance for iron pipe fittings
Europäisches Patentamt | 2022
|Prefabricated box girder protection lifting appliance
Europäisches Patentamt | 2023
|Europäisches Patentamt | 2023
|