Large-span steel-concrete composite beam falling device

The utility model discloses a large-span steel-concrete composite beam falling device, which relates to the technical field of bridge construction auxiliary devices, and comprises a beam falling system, and the beam falling system comprises a deviation rectifying mechanism and a falling mechanism. The deviation rectifying mechanism is fixedly arranged on a pier column, and the falling mechanism comprises a rising and falling device and a temporary buttress device. The lifting device is fixedly arranged on the deviation rectifying mechanism, a beam body is placed on the lifting device, and the lifting device is a hydraulic mechanism and can control lifting of the beam body. The deviation rectifying mechanism is used for adjusting the positions of the lifting device and the beam body in the horizontal direction. The temporary buttress device is a temporarily-arranged supporting object, a device used for assisting in height adjustment is arranged on the temporary buttress device, the control system comprises a c