Ceramic pump with water sealing structure

• Main Author: HIRAHARA, TSUYOSHI
• Format: Patent
• Language: Chinese; English
• Published: 16.12.2022
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The utility model relates to a ceramic pump with a water seal structure, and relates to the technical field of fluid pumps, the ceramic pump comprises a pump sleeve and a pump rod slidably arranged in the pump sleeve in a penetrating mode, the end, penetrating through the pump rod, of the pump sleeve is sleeved with a water seal sleeve, and a water seal groove used for containing water is formed between the inner wall of the water seal sleeve and the outer wall of the pump rod and between the inner wall of the water seal sleeve and the end of the pump sleeve. The water seal sleeve is arranged at the end of the pump sleeve, the water seal sleeve, the pump sleeve and the pump rod form the water seal groove, liquid water is contained in the water seal groove, water seal is formed in the gap between the pump sleeve and the pump rod, impurities in air are blocked outside by the water seal, and the impurities cannot enter the gap between the pump sleeve and the pump rod; the problem that impurities in air easily en