Flue gas purification mechanism

The utility model discloses a flue gas purification mechanism which comprises a purification box, a plurality of supporting legs are fixedly connected to the bottom of the purification box, an access door is installed on the side wall of the purification box, and the flue gas purification mechanism further comprises a gas conveying assembly which is located on the side wall of the purification box and used for inputting and outputting flue gas; the oil removing and filtering mechanism is located on the inner wall of the purification box and used for conducting purification treatment on the flue gas; according to the scheme, by arranging the oil removing and filtering mechanism, oil stains and toxic and harmful substances in flue gas can be fully and thoroughly filtered and purified, so that the situation that the flue gas purification effect is affected by blockage caused by insufficient and thorough oil stain filtering and purifying is avoided, and the purposes of fully filtering and purifying and improving