Frame bridge crane girder hoisting frame

The utility model provides a frame bridge crane girder hoisting frame, flange joint base and entablature are passed through to the support post top and bottom, the welding of support post side has horizontal bracing, vertical bracing ear bedplate, it installs on the ear bedplate through the round pin axle transversely to support longitudinal support, balance beam arranges the girder lower part in,steel strand wires or precision rolling deformed steel bars run through balance beam in proper order, the entablature, split heads and hollow jack, ground tackle locking plate (nut) is fixed on steelstrand wires ( precision rolling deformed steel bars ), ground tackle locking plate (nut) is located respectively between entablature and the split heads, hollow jack top and balance beam lower part,the progressively promotion of girder is realized through the atress conversion of the reciprocal jacking of hollow jack and jack upper end and crossbeam upper end ground tackle (nut), adopt this hoisting frame promotion girde