Patent ID: 9713797
Date: 2017-07-25
CPC Classifications: A01B,B01F,B09C,C02F,Y02A,Y02W

Claim:
1. A re-aeration device for a wetland, comprising: a re-aeration pipe, which comprises a tubular structure comprising an opening at both ends, one end being an inserting end for inserting into a substrate of the wetland and transporting air through the re-aeration pipe to the substrate, and the other end being a free end for receiving the air; a windmill comprising a plurality of fan blades configured to rotate and change air flow direction; and an interactional link component between the free end and the windmill for fixing the windmill on the free end of the re-aeration pipe, wherein the link component comprises a holder welded onto the free end of the re-aeration pipes and a vertical shaft connecting the windmill with the holder, and wherein the re-aeration pipe comprises an outermost re-aeration pipe and one or more inner pipes.