Front leg of 900t bridge construction crane

What is brief introduction on front leg of HZQ900T bridge construction crane?

FAQ Jan 16, 2013 Comments Off on What is brief introduction on front leg of HZQ900T bridge construction crane?

HZQ900T bridge construction crane is specially designed for highspeed railway, featuring many kinds of concrete girders installation, large lifting capacity, high accuracy for installation, applicable for span-shift bridge and curved bridge and others.

900t bridge construction crane

900t bridge construction crane

As front support point of main girder, the front leg uses hydraulic telescopic structure to meet the demand of bridge longitudinal slope, span shift work and last girder installation

Upper part of the front leg is equipped with shift roller, driving power of reducer and motor 1.1KW×4=4.4KW, it can move longitudinally along rail at the bottom cover plate of main girder, meet the demand of span shift.

Folding sections are set up at lower part of front support leg, spiral fine-tuning is set up at the bottom part, fold up to two sides as installing the last girder, make front leg stand on breast wall of the abutment, finish installing the last girder

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