| 摘要 |
PURPOSE: Provided is an aeration apparatus allowing to be repaired while an aeration tank is operated by taking out only damaged part of a diffuser by buoyancy. CONSTITUTION: The apparatus comprises eye nuts fixed to the bottom of an aeration tank, a plurality of air pipes(16) arranged in parallel with each other on the bottom of the aeration tank, a plurality of diffusers(14) connected to a side of the corresponding air pipes(16), a plurality of yokes with respective penetrating holes through which the corresponding air pipes(16) are inserted, a plurality of leveling tubes(36) connected to the corresponding yokes for pressing the corresponding yokes, a plurality of end caps installed at respective upper ends of the leveling tubes(36), and a plurality of horizontal cables(34) installed at an upper part of the aeration tank, a plurality of ropes passing through corresponding yokes and connecting the cables(34) and the eye nuts.
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