| 摘要 |
PURPOSE: A micro bubble diffuser is provided to easily maintain the degree of precision, and to improve the dissolved oxygen efficiency by economically and smoothly supplying oxygen. CONSTITUTION: A micro bubble diffuser comprises the following: a housing(10) including a waste water inlet(12); an air supplying pipe(20) including an air inlet hole(22) on one side, an air outlet hole on the other side, and a cone shaped protrusion(30) formed around the air outlet hole; and a cover(40) with a first air-waste water mixing chamber(60), combined with the housing with one end surrounding the protrusion. The air supplying pipe is movably installed in the housing, and includes a waste water cutting-off diaphragm(16). |
