Water conservancy construction fastening treatment device

The utility model discloses a fastening treatment device for water conservancy construction. The pipeline fixing device comprises a first pipeline fixing ring, a second pipeline fixing ring and an adjustable connecting piece, a first pipeline fixing ring is fixedly mounted on one side of the adjustable connecting piece through a connecting plate; a second pipeline fixing ring is fixedly mounted onthe adjustable connecting piece on the opposite side of the first pipeline fixing ring through a connecting plate; the first pipeline fixing ring and the second pipeline fixing ring are both arrangedin an opening manner; a plurality of locking tooth grooves are formed in the inner walls of the ends, away from the connecting plate, of the first pipeline fixing ring and the second pipeline fixingring; locking toothed plates are fixedly mounted on the outer walls of the sides, close to the connecting plate, of the first pipeline fixing ring and the second pipeline fixing ring; the pipeline fixing device is simple in str