Automatic dust removal filter screen

The utility model discloses an automatic dust removal filter screen, including the door frame and the door -hinge that are formed by channel -section steel processing, having a filter screen through door -hinge fixed mounting in the door frame, door frame upper end fixed mounting has a plurality of atomizers, and the fixed mounting of center department of door -hinge has a photosensitive sensor, the cylinder is still installed through the fixed plate in door frame one side, and the cylinder is connected with compressedair line way in the pit through the electrical ball valve, the atomizer is connected with spraying pipeline, and the last solenoid valve of installing of spraying pipeline still includes a control wind station, the PLC controller is adopted at control wind station, and photosensitive sensor links to each other with the input of PLC controller, and the output of PLC controller links to each other with atomizer, solenoid valve and cylinder. The utility model discloses the installation is fixed on