Steel structure surface anti-corrosion coating equipment

The utility model discloses steel structure surface anti-corrosion coating equipment which comprises a support, a steel structure part is placed on the support, a lifting middle cylinder is arranged in the support, a lifting frame is rotatably arranged on the outer surface of the middle cylinder, side plates are arranged on the two sides of the middle cylinder, and a lifting device is arranged on the lifting frame. A lifting device for driving the middle cylinder to ascend and descend is arranged in the support, a driving device for driving the lifting frame to rotate is arranged on the side plate, a cover device is detachably connected to the lifting frame, a fixing ring is arranged on the lifting frame, and a paint spraying device for spraying paint is arranged on one side of the fixing ring. According to the equipment, the cover body covers the outer side of a steel structure and can ascend and descend along with the paint spraying device after ascending and descending, much paint can be prevented from spl