Moisturizing and dustproof cut tobacco conveying safety device

The utility model discloses a moisturizing dustproof tobacco shred conveying safety device which comprises a cover plate, clamping grooves are formed in the two side edges of the cover plate, the cover plate is placed on a conveyor flange below a gap between two adjacent tobacco shred storage cabinets through the clamping grooves, upper lug plates are arranged on the two side edges of the cover plate, and the upper lug plates are connected with the cover plate through the clamping grooves. Lower lug plates are arranged on the side walls of the flanges and provided with screws through threads, clamping plates are arranged at the upper ends of the screws, part of screw sliding holes in the upper ends of the clamping plates penetrate through the upper lug plates, and part of screws at the upper ends of the upper lug plates are provided with nuts through threads. An opening is formed in the upper end of the cover plate; a sliding plate is slidably mounted at the upper end of the opening through a chute; according