Anti-blocking filtering structure

The utility model relates to the technical field of sewage treatment, in particular to an anti-blocking filtering structure. The utility model provides an anti-blocking filtering structure capable of automatically cleaning filtering holes in a sewage filtering process. An anti-blocking filter structure comprises a mounting frame, a first filter screen, a cleaning frame, a driving assembly and a cleaning piece, the first filter screen is slidably mounted in the mounting frame, the cleaning frame is mounted on the right side of the mounting frame, a straight-through type water inlet pipeline is mounted at the top of the cleaning frame, and the driving assembly is mounted on the right portion of the cleaning frame. An output shaft of the driving assembly is located on the right portion in the cleaning frame, the first filter screen is wound on the output shaft of the driving assembly, and the driving assembly is connected with a cleaning piece. According to the cleaning device, clean water is guided into the cle