Modified atmosphere fresh-keeping packaging structure for meat products

The utility model relates to the technical field of modified atmosphere packaging, and discloses a modified atmosphere fresh-keeping packaging structure for meat products, which comprises a packaging mechanism, a film covering mechanism and a modified atmosphere assembly which are sequentially arranged from top to bottom, a packaging box is placed below the air adjusting assembly. The film covering mechanism comprises a covering film, the covering film is arranged between the packaging mechanism and the air adjusting assembly, and the packaging mechanism is matched with the air adjusting assembly to conduct air adjusting packaging on the covering film and the packaging box. The air adjusting assembly comprises an air inflation pipe and an air exhaust pipe, the air inflation pipe and the air exhaust pipe are arranged between the packaging box and the covering film, the air inflation pipe is fixedly connected to the air inflation pipe moving block and inflates the packaging box, and the air exhaust pipe is fixe