Air-lifting venturi apparatus

Abstract

The present disclosure relates to an air lifting Venturi apparatus including a first inflow pipe extending in the form of a tube to guide inflow of water; a second inflow pipe extending in the form of a tube to guide inflow of air or oxygen; a Venturi pipe including a through passage having a neck portion having a diameter smaller than a diameter of an inflow port between the inflow port and an outflow port, wherein the first inflow pipe is connected to the inflow port and the second inflow pipe is connected to the neck portion; a spray nozzle connected to the outflow port of the Venturi pipe; and an air guide extending obliquely from an upper end of the Venturi pipe toward an upper portion of the spray nozzle in a spray direction.

Dependencies are inferred from the claim text.