Self-locking I beam hoisting and positioning method
The invention relates to a self-locking I-shaped beam hoisting and positioning method, which comprises the following steps of: installing a first hoisting tool on an installed I-shaped beam section, installing a second hoisting tool on a to-be-installed I-shaped beam section, connecting a crane with...
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| creator | ZHANG PENG CAO LONG PEI JIANLING ZHANG DINGGUI WEN SIYANG LYU PIGEN ZHAO DUO ZHANG ZHONGJIE |
| description | The invention relates to a self-locking I-shaped beam hoisting and positioning method, which comprises the following steps of: installing a first hoisting tool on an installed I-shaped beam section, installing a second hoisting tool on a to-be-installed I-shaped beam section, connecting a crane with the second hoisting tool, hoisting the to-be-installed I-shaped beam section to an installation position, penetrating two positioning rods between the two hoisting tools, and hoisting the to-be-installed I-shaped beam section to the installation position, adjusting nuts are installed at the two ends of each positioning rod, and the positions of the I-shaped beam sections to be installed are finely adjusted through the adjusting nuts; and then the crane and the lifting appliance are unhooked, and the to-be-installed I-shaped beam section and the installed I-shaped beam section are welded. According to the buckle type lifting appliance, the lifting efficiency and safety of the I-shaped beam are high, after the I-sha |
| format | Patent |
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| language | chi ; eng |
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| subjects | ASSEMBLY OF BRIDGES CLADDING OR PLATING BY SOLDERING OR WELDING CONSTRUCTION OF BRIDGES CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES CRANES CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING FIXED CONSTRUCTIONS HAULING HOISTING LIFTING LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR OR VIADUCTS PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM |
| title | Self-locking I beam hoisting and positioning method |
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