Safety protection net device for super high-rise steel structure construction

The utility model relates to the technical field of construction safety protection, in particular to a safety protection net device for super high-rise steel structure construction, which comprises a building body and a plurality of mounting plates arranged on the outer wall of the building body, each mounting plate is connected with a plurality of fixing bolts in a penetrating manner, and the fixing bolts are connected with the building body in a penetrating manner. A positioning sleeve is fixedly connected to the side, opposite to the building body, of each mounting plate, and a protective net supporting rod is fixedly connected to the upper portion of the end, away from the mounting plate, of each mounting plate at a certain angle. According to the protective net rack, the buffer springs are arranged, the first U-shaped mounting block and the second U-shaped mounting block are moderately retracted, released and pulled through the buffer springs in actual use, then the load resistance of the protective net