Sealing liquid cover

The utility model relates to the technical field of packaging, in particular to a sealing cover. Sealing liquid cover, the cover comprises a cover body and an outer cover, the cover body is of a hollow structure with the upper portion and the lower portion open. The cover body comprises a cover body upper part and a cover body lower part; the hollow structure penetrates through the cover body upper part and the cover body lower part; a fixing sleeve is arranged in the upper portion of the cover body, the upper portion of the fixing sleeve is open, a liquid inlet is formed in the bottom of thefixing sleeve, a channel blocking piece is arranged below the fixing sleeve, located below the liquid inlet and blocks the liquid inlet, and when the channel blocking piece turns downwards with the joint of the channel blocking piece and the fixing sleeve as a rotating shaft, the upper portion and the lower portion of the cover body are communicated. A circle of accommodating groove is dug in thelower part of the cover bo