Lifting device for fabricated steel structure building construction

The utility model provides an assembly type steel structure building construction lifting device which comprises two sets of machine shells symmetrically arranged, sliding grooves are formed in the side walls of the machine shells, and the assembly type steel structure building construction lifting device further comprises a clamping assembly and a lifting assembly, the clamping assembly comprises an air cylinder fixedly connected to the top end of the machine shell, a control rod fixedly connected to the output end of the air cylinder and a connecting rod component rotationally connected into the inner wall of the machine shell. The input ends of the connecting rod components are rotationally connected with the control rod, and the two sets of connecting rod components are symmetrically arranged relative to the air cylinder. The reinforcing assembly comprises connecting blocks slidably connected into the inner wall of the sliding groove and a reinforcing rod fixedly connected between the two connecting block