Filler structure for contact oxidation pond

The utility model discloses a filler structure used in a contact oxidation pond, which comprises a plurality of supporting pieces, and the two ends of the supporting pieces are connected with the inner walls of the two sides of the oxidation pond; the plurality of supporting pieces are arranged at equal intervals along the plane direction of the top of the oxidation pond; a filler layer is arranged on the surface of the supporting piece, bypasses the top of the supporting piece and is in lap joint fit with the supporting piece; gaps are reserved between the top of the supporting piece and the top of the oxidation pond for the filler layers to penetrate through, the filler layers are symmetrically distributed on the two sides of the supporting piece in a lap joint mode, and each filler layer comprises a nylon towel piece which is formed by weaving nylon fibers; the bottom of the nylon towel piece is connected with a plurality of fixing ropes made of nylon fibers, and the fixing ropes are bound with bolts arran