▎ 摘　　要

NOVELTY - The utility model relates to the technical field of PET graphene coated coiled material production, especially relates to a film coating cabin air supply pipeline for producing PET graphene coated coiled material, which is convenient for maintaining and cleaning the gas pipeline, improving the speed of pipeline maintenance and cleaning, improving the practicability; comprising a coating chamber, a pipeline, two groups of flanges; a connecting rod and an air separating cushion; the coating chamber is provided with multiple groups of exhaust ports; the bottom end of the coating chamber is provided with four groups of first struts; each group of the first struts are connected by a connecting rod; the front end of the coating chamber is provided with a switch; the right end of the coating chamber and the left end of the pipeline are provided with a flange; two groups of flanges are connected by a plurality of connecting devices; wherein one group of connecting device comprises a screw, a rubber pad and a nut; the screw passes through two groups of flanges; the air separating cushion and the rubber pad are matched and connected with the nut; the bottom end of the air isolating cushion is provided with an anti-corrosion layer; the bottom end of the pipeline is provided with a supporting device.