Air pump assembly for automatic dry anhydrous sodium sulphate powder conveying system and control method

• Main Authors: ZHONG WEIJIAN, ZHONG WEIYAO, HUANG LINGYU, LIN SHALI
• Format: Patent
• Language: Chinese; English
• Published: 29.03.2022
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BYUSING INERTIA OF FLUID TO BE PUMPED; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; SIPHONS; WEAPONS

The invention discloses an air pump assembly for an automatic dry anhydrous sodium sulphate powder conveying system and a control method.The air pump assembly comprises a vertically-arranged air pump body, a feeding valve is arranged at a feeding port of the air pump body, a first feeding valve is arranged on the outer wall of the air pump body, a fluidization tank is arranged at a discharging port of the air pump body, and a Venturi tube is arranged at one end of the fluidization tank; the other end of the fluidization tank is provided with an extension pipe, one end, close to the Venturi tube, of the extension pipe is provided with a nozzle, the nozzle corresponds to the position of a suction chamber of the Venturi tube, the other end of the extension pipe is connected with the second feeding valve, the bottom of the fluidization tank is provided with a gas distribution plate, the gas distribution plate is provided with a plurality of small holes, and a cavity is formed between the gas distribution plate an