Greenhouse frame of rust prevention and pollution prevention

The utility model provides a rust-proof and anti-pollution greenhouse frame, which includes a ceiling frame with a steel rectangular (circular, T-shaped) pipe-shaped section and a longitudinal greenhouse rope; the utility model is characterized in that a rust-proof protective layer is arranged in a pipe, a rust-proof plastic protective layer is also arranged at the outside of the pipe, the green house rope is a nylon rope or a steel wire rope which is coated with plastics, a through hole is arranged on the greenhouse rope, and the greenhouse rope is fixed at the side of the through hole by a self-tapping screw. The protective layer in the pipe is an asphalt coating, and the outside is coated with rust-proof paint firstly, and then is sleeved with a plastic film sleeve. The shape of the ceiling frame is composed of a straight line section and two arc sections. The utility model has the advantages of rust-proof, anti-pollution, more stable of the structure, high carrying capacity, easy and rapid installation etc.