Water filtering automatic backflushing system

The utility model relates to a water filtering automatic backflushing system, which comprises a filtering channel and a backflushing channel. The filtering channel consists of a filtering electromagnetic valve, a water pump, a filtering inlet electromagnetic valve, a filter and a filtering outlet electromagnetic valve. The backflushing channel consists of a flushing electromagnetic valve, the water pump, a flushing inlet electromagnetic valve, the filter and a flushing outlet electromagnetic valve, a flow sensor is mounted on a water outlet pipeline of the filter and connected with a controller, and the controller is respectively connected with the various electromagnetic valves in the filtering channel and the various electromagnetic valves in the backflushing channel. The water filtering automatic backflushing system can automatically control backflushing and filtering, is high in work efficiency, and can reduce labor intensity of post staffs.