Liquid food feeding device

The utility model relates to the technical field of medical nursing, in particular to a liquid food feeding device which comprises a liquid food box, a liquid pump, a connecting pipe, a feeding device and a smashing device, the smashing device comprises a cutting piece, a filter screen, a mounting ring and a filter ring, and the feeding device comprises a feeding head, a needle cylinder, a piston, a connecting handle, a pushing piece, a reset spring and a graduated scale. When the liquid food feeding device is used, the liquid food box is used for storing liquid food, the infusion pump adjusts pressure to inject the liquid food into the feeding device along the connecting pipe, when the feeding device is used for feeding, the cutting piece box and the filter screen move to inject the liquid food into a patient, the liquid food is filtered through the filter screen firstly during injection, and some large particles are blocked on one side; the cutting piece is installed on the installation ring and is in a pro