The utility model discloses a
temperature control device for keeping food freeze-
drying, and relates to the technical field of
food processing. Comprising a heat preservation device, and the outer wall of the heat preservation device is fixedly connected with a containing device; the placing device is used for placing the freeze-
dried food; the outer wall of the shielding device is connected with the outer wall of the placing device in an inserting manner; the heat preservation device comprises a shell, the outer wall of the top of the shell is rotationally connected with a rotating ring, the inner wall of the top of the shell is fixedly connected with a liquid inlet
pipe, a wooden plug is inserted into the inner wall of the liquid inlet
pipe, the inner wall of the bottom of the shell is fixedly connected with a liquid outlet
pipe, and the outer wall of the liquid outlet pipe is in threaded connection with a threaded cover. By arranging the heat preservation device, heat exchange between food freeze-
drying and the outside is reduced, meanwhile, operation is convenient, and stable and reliable
temperature control conditions are provided for storage of food freeze-
drying.