Fecha de publicación: 17/08/2021 Fuente: WIPO Food Portada The utility model discloses a liquid food feeding device with a built-in protective suit, and relates to the technical field of medical auxiliary tools. The liquid food bag comprises a liquid food bag body, a filter, a sliding switch, a liquid food pipe and a liquid food pipe outlet, the liquid food bag body comprises an inner liquid food bag body and an outer liquid food bag body, the inner liquid food bag body is arranged inside the outer liquid food bag body, a through hole is formed in the center of the top end of the liquid food bag body, and the liquid food pipe is arranged on the through hole. The liquid food bag comprises an outer liquid food bag and an inner liquid food bag, the liquid food pipe penetrates through the outer liquid food bag and the inner liquid food bag and is directly inserted into the bottom face of the liquid food bag, a sliding switch and a filter are arranged on the liquid food pipe, the filter is arranged at the lower end of the sliding switch, and a liquid food pipe outlet is formed in the head of the liquid food pipe. The liquid food feeding device with the built-in protective clothing can be effectively placed in the protective clothing of medical workers, can well help the medical workers to supplement physical strength at any time, is simple in structure, can control the size of liquid food through the sliding switch, and has high popularization value.