Bridge gantry crane

Bridgegantry crane Introduction

Gantry crane hoisting mechanism, trolley travelingmechanism and bridge structures, basically the same with bridge crane . Becauselarge span, crane operating agencies mostly used driven way to prevent thecrane skewed operation and increase the resistance, or even an accident. Gantrycrane lifting trolley running on the bridge, and some lifting trolley is a armcrane. The legs on both sides of bridge are generally rigid legs; span of morethan 30 m, it isoften the one side of the rigid leg, and the other side of flexible leg Throughthe ball joint and bridge connection, made the mast to be a staticallydeterminate systems , to avoid the additional stress caused by lateral thrustunder external loads , can also be compensated bridge temperature ,in order toprevent the strong wind down the line or tip over, with wind measurementinstrument and crane rail clamp.

Usage

 Gantry crane is a bridge gantry crane the horizontalleg of the bridge is set in two shapes constitute . This crane orbit on theground, mainly used in open storage yard, docks, power plants, ports andrailway stations and other places for cargo handling and installation.