FINE AIR BUBBLE GENERATOR

摘要

PROBLEM TO BE SOLVED: To provide a fine air bubble generator excellent in economical efficiency and durability and reduced in noise.

SOLUTION: The fine air bubble generator 1 is equipped with the suction port 3 and the discharge port 4 provided to a storage part 2 of a liquid 50, the circulating flow channel 5 connected to the suction port 3 at one end 5a thereof and connected to the discharge port 4 at the other end 5b thereof, a pump 6 for driving the liquid 50 in the storage part 2 toward the discharge port 4 from the suction port 3 in the circulating flow channel 5, the ejector part 8 provided on the way of the circulating flow channel 5 to mix gas 51 into the liquid 50 during driving and the gas-liquid dissolving part 13 provided on the downstream side of the ejector part 8 on the way of the circulating flow channel 5 to dissolve the gas 51 mixed into the liquid 50 in the ejector part 8 in the liquid 50 during driving. This fine air bubble generator is further equipped with a gas push-in tank 30 for sending the gas 51 into the liquid 50 during driving within the gas dissolving part 13 separately from the ejector part 8.

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