Connecting structure of steel structure and precast concrete slab

The invention relates to the technical field of building construction, in particular to a connecting structure of a steel structure and a prefabricated concrete plank.The connecting structure comprises a prefabricated slab and pinch plates for connecting the prefabricated slab and a steel beam, the pinch plates are located at the two ends of the prefabricated slab, and the steel beam is inserted into the pinch plates and located between the prefabricated slab and the pinch plates; an abutting plate is arranged at the position, close to the buckle plate, of the upper end of the prefabricated plate, one end of the abutting plate is inserted into the buckle plate, the other end of the abutting plate abuts against the upper surface of the prefabricated plate, and a fastening assembly inserted into the prefabricated plate is arranged on the outer side of the buckle plate. According to the device, the buckling plate and the abutting plate are arranged, the prefabricated plate is rapidly placed in the installation p