Novel harrow tooth structure for rotary type trash cleaning machine

The utility model discloses a novel harrow tooth structure for a rotary type trash cleaning machine. The harrow tooth structure comprises an arc-shaped harrow toothed plate (1) formed by intersecting a plane (4) and a plane (5), wherein a plurality of comb teeth (2) are formed at the upper end and the lower end of the harrow toothed plate (1) along the length direction; at least one water outlet hole (3) penetrating the thickness of the plate face is formed on the plate face of the harrow toothed plate (1); the lower part of the outer cambered side of the harrow toothed plate (1) is fixedly connected with an L-shaped bottom plate (6); and at least one vertical rib plate and at least one bottom plate (6) are connected with the outer cambered surface of the harrow toothed plate (1). The harrow tooth structure has strong integral rigidity, can bear larger load, is suitable for large section flow passages, can achieve complete sewage discharge, and has low possibility of secondary pollution caused by incomplete s