Square tube type steel structure elevator shaft

The utility model provides a square tube type steel structure elevator shaft, and relates to the technical field of elevator shafts, the square tube type steel structure elevator shaft comprises a base and a top table, the upper part of the base is sequentially provided with at least two mounting frames from bottom to top, the top table is arranged at the uppermost part of the mounting frames and far away from the upper end of the base, and the square tube type steel structure elevator shaft is arranged on the top table. The mounting frame, the base and the top table are fixedly connected through buckle mechanisms, fixing plates are arranged on the sides, away from the mounting frame, of the buckle mechanisms, sliding grooves are formed in the fixing plates, two bolts slide in the sliding grooves, a connecting plate is arranged on the mounting frame, and the connecting plate is fixedly connected with the base. Through holes allowing the bolts to penetrate through are formed in the two ends of the connecting p