Drop aeration device

The utility model belongs to the technical field of the aeration and specifically relates to a drop aeration device, including biological good oxygen pond, inlet tube, the inlet tube sets up biological good oxygen bottom of the pool end, biological good oxygen pond is provided with outlet conduit, the water inlet setting of inlet tube is in the eminence, the delivery port of inlet tube is providedwith the water distribution cap, inlet tube lateral wall cover has the at least dish that holds that is, water outlet of the water inlet highly is higher than hold a set height. It is less that thisdrop aeration device relates to equipment, and the cost is with low costs, and holistic maintenance and management is convenient, the application from the gravitional force of eminence drop as motivepower, the operating power consumption that has significantly reduced, energy -concerving and environment -protective, through a plurality of settings of holding the dish, increased the time of waterwith the air contact simulta