Sputum collector for elderly nursing

The utility model discloses a sputum collector for elderly nursing, which relates to the technical field of medical instruments and comprises a shell, the inner wall of the shell is fixedly connected with a water tank, the inner wall of the bottom of the water tank is in threaded connection with a sealing plug, the outer wall of the top of the water tank is fixedly connected with a miniature water pump, and the miniature water pump is fixedly connected with a connecting water pipe. One end of the connecting water pipe is fixedly connected with an annular pipe, a plurality of water spraying pipes are evenly distributed on the annular pipe in the annular direction, the inner wall of the shell is fixedly connected with a collecting funnel, the water outlet direction of the water spraying pipes points to the inner wall of the collecting funnel, and the bottom of the collecting funnel is fixedly connected with a collecting pipe. Disinfectant is pumped through the micro water pump, the disinfectant is sprayed to th