Crane trolley

The utility model discloses a crane trolley, it includes left end roof beam device, right -hand member roof beam device, crossbeam and hoisting mechanism, being provided with the track in the crossbeam, setting up the walking wheel in the track, the walking wheel is connected with hoisting mechanism, crossbeam one end is connected with left end roof beam device through the round pin axle, and theother end passes through the bolt and is connected with right -hand member roof beam device. The utility model discloses a firm gentle connected mode of end beam device and crossbeam has reduced the machining degree of difficulty that need wholly process after the trolley frame welding, reduced the assembly degree of difficulty, has also realized that the dolly four -wheel becomes three fulcrums simultaneously, and the dough stability and flexibility are all strengthened, set up the track on the crossbeam, realized the direction removal of hoisting mechanism along perpendicular girder length,both saved the energy cons