Vomit collecting device for neurosurgery patient

The vomitus collecting device comprises a receiving disc and a collecting device body, a water inlet pipe and a water outlet pipe which are distributed up and down are arranged on one side of the receiving disc, an annular water outlet groove is formed in the receiving disc along the inner wall, a valve plate is arranged between the annular water outlet groove and an inner port of the water inlet pipe, and a door-frame-shaped limiting rod is fixedly arranged at the upper end of the valve plate; the limiting rod is in limiting fit with the receiving disc, springs are arranged on two side rods of the limiting rod respectively, and the upper end of the limiting rod is embedded in a rod groove in the opening face of the receiving disc. The receiving disc is provided with a rotatable turning cover; the collecting device comprises a rack, a water tank on the upper portion of the rack, a collecting box on the lower portion of the rack and a plurality of rollers at the bottom, the water tank is connected with the wat