Dachang ceramic filling pump is a utility model belongs to the liquid filling device, in particular to a simple structure, easy to use, easy to clean, long service life, high filling accuracy and filling of the media zero pollution ceramic filling pump; including One end of the ceramic pump sleeve is sleeved on the other channel of the ceramic pump sleeve, one end of the ceramic pump shaft is arranged inside the other channel of the ceramic pump sleeve, the other end of the ceramic pump shaft is connected with a pump shaft The nozzle is connected with the nozzle; the pump sleeve mouthpiece is provided with a pump socket nozzle hole; ceramic pump shaft is provided with a pump shaft bore; the pump shaft nozzle is provided with a pump shaft nozzle mouth; The inner cavity of the pump shaft mouthpiece, the inner bore of the pump shaft, the inner cavity of the pump sleeve and the inner hole of the pump sleeve mouthpiece constitute a passageway; the ceramic pump shaft reciprocates and moves linearly inside the ceramic pump sleeve; and has the advantages of simple structure, Convenient, high temperature, corrosion-resistant. Wear resistance, high strength, easy cleaning, long service life, high filling precision and the advantages of zero contamination of the filling medium.