Splicing and connecting component for steel structure house

The utility model discloses a steel structure house assembling and connecting part, which belongs to the technical field of steel structure assembling and connecting, and comprises an adjusting main shell, the adjusting main shell is a rectangular frame body, cover clamping frames are symmetrically distributed on two sides of the adjusting main shell, a purline is arranged on the inner circumference of one side of each cover clamping frame, and the purlines are arranged on the inner circumference of the other side of each cover clamping frame. Driving gears are arranged on the two sides of the center of the inner circumference of the adjusting main shell, the centers of the driving gears are connected with driving shafts, the two driving gears are meshed with each other, the sides, away from each other, of the peripheries of the two driving gears are meshed with adjusting gears, and the sides of the peripheries of the adjusting gears are welded to one side of a cover clamping frame in an embedded mode. The tw