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Air release valve

Tianjin Tanggu Water-seal Valve Co., Ltd. R & D production of Air release valve, mainly by the valve body, valve cover, float ball, floating bucket, sealing ring, stop ring, support frame, noise reduction system, exhaust hood and high pressure micro-exhaust system, etc.

How it works: When the air pipe is filled with water, the large-diameter exhaust port controlled by the combination of float ball and lower float bucket is opened to ensure that the air in the pipeline is discharged at a high speed with a higher flow rate. At this time, the noise reduction system at the top of the Air release valve runs, changing the direction of the high-speed discharge air, and smooth and ineffective sound emission of a large amount of air, ensuring that the high-speed air in the pipeline will not close the exhaust port in advance, resulting in gas sealing. The exhaust port will be closed only after the air is completely discharged. The air in the exhaust pipe makes the flushing proceed smoothly. After the air in the pipe is emptied, the water enters the Air release valve, and the float ball and the lower float bucket are quickly disjointed. Instead of the original water in the valve body, with the accumulation of air, the small automatic high pressure micro-discharge, the liquid level in the Air release valve drops, and the cone-top cylindrical floating bucket also drops. Pull the chain elastic support arc sealing diaphragm, and discharge the air through the exhaust port. When the air is discharged, the water enters the small automatic high pressure micro-row air valve again, and the cone-top cylindrical floating bucket is floated. Push to the chain elastic support arc sealing diaphragm to seal the exhaust port, and the micro-exhaust system can continuously discharge the air that is continuously sucked out of the water

Main features: First, excellent anti-corrosion performance, the internal and external surfaces of the valve are sprayed with epoxy resin, and the internal material is stainless steel and copper to ensure the purity of the medium

Second, the float material is 304, strong wear resistance, prolong the service life,

Third, it is installed at the outlet of the pipeline and pump, and is placed at the highest point of the pipeline

Fouth,When the pipeline drains outwards, negative pressure is formed in the inner cavity of the pipeline, and the Air release valve can be used as an air supplement valve to suck air into the pipeline to avoid damage caused by the vacuum of the pipeline

The Air release valve produced by our factory are widely used in water plants, power plants, steel smelting, papermaking, chemical industry, water source engineering, environmental facilities 


Post time: Apr-18-2025