Acid and alkali resistant acrylic dust collecting cloth bag for iron and steel industry

The utility model relates to the technical field of dust collecting bags, and discloses an acid and alkali resistant acrylic iron and steel industry dust collecting bag which comprises a supporting cylinder, a bag body is inserted into the inner side of the supporting cylinder, an iron ring is fixedly connected to the bottom of the bag body, and a magnetic ring is fixedly connected to the inner bottom wall of the supporting cylinder. A connecting frame is fixedly connected to the top of the supporting cylinder, a mounting frame is fixedly connected to the outer side of the cloth bag body, a sealing groove is formed in the top of the connecting frame, a sealing ring is fixedly connected to the bottom of the mounting frame, two inserting blocks are fixedly connected to the bottom of the mounting frame, and two inserting grooves are formed in the top of the connecting frame; limiting grooves are formed in the sides, deviating from each other, of the two inserting blocks, spring grooves are formed in the left sid