Anti - washing unit of circulation gear type harrow trash cleaning machine

The utility model relates to an anti - washing unit of circulation gear type harrow trash cleaning machine. Anti - washing unit set up on trash cleaning machine main part upper portion to the setting is on the motion path of tine harrow, anti - washing unit include that the tine harrow wipes dirty cover and pulse nozzle, the tine harrow wipe dirty cover and constitute by hollow cell type mouth and cover shell, the increment and the hook facial features adaptation of cell type degree of lip -rounding form and tine harrow. The utility model discloses can clear away the dirt on the tine harrow immediately, make the tine harrow that runs cyclically not take place the card and hinder the trouble, guarantee the equipment steady operation.