▎ 摘　　要

NOVELTY - The utility model claims a moth-proof device of the automatic brewing machine, comprising a first cavity and a second cavity, the first cavity and the second cavity, the first cavity is provided with a first connecting port, the second cavity is provided with a second connecting port; the first cavity and the second cavity comprises a plurality of coil and around the multiple network wire, coil and wire coil around the mutual interleaving, connecting and forming the first cavity and the second cavity, the gap between the cross loop with the adjacent network is formed between adjacent through holes, the first cavity and the second cavity are connected with the through hole; coil and cable are made using graphene. preventing insects from the gap between the nutrient powder inlet and a stirrer opening into the bin and a stirrer, at the same time, the sterilizing effect of the graphene kill bacteria to reduce the number of bacteria.