Steel column and steel beam connecting and reinforcing structure

The utility model relates to the technical field of building steel structures. More particularly, the present utility model relates to a battery, the utility model relates to a steel column and steelbeam connecting and reinforcing structure. Key points of the technical scheme are as follows: the key points are as follows; the device comprises a steel beam and a steel column for mounting the steelbeam, an L-shaped connecting plate is arranged at the joint of the steel beam and the steel column; the L-shaped connecting plate is fixed on the steel column through a bolt; a through hole penetrates through the head of the bolt; positioning screw rod arranged in through hole, the two ends of the positioning screw rod penetrate through the through holes and extend out of the through holes respectively; the positioning screw can move relative to the through hole, a threaded hole in threaded fit with the positioning screw is formed in the end face, facing the head of the bolt, of the L-shapedconnecting plate, the head