RO (reverse osmosis) membrane for filtering industrial wastewater

The utility model discloses a reverse osmosis (RO) membrane for industrial wastewater filtration, which comprises a connecting shell, the bottom of the connecting shell is provided with a water inlet hole, the surface of the top of the connecting shell is fixedly connected with a sealing ring, the inner cavity of the connecting shell is slidably connected with an osmosis membrane group, the osmosis membrane group comprises a reverse osmosis membrane, and the reverse osmosis membrane is fixedly connected with the sealing ring. A connecting frame is movably connected to the surface of the top of the reverse osmosis membrane, water outlet holes are formed in the outer ring of the surface of the top of the connecting frame in a penetrating mode, and a connecting pipe is fixedly connected to an inner cavity of the connecting frame. The connecting shell, the sealing cover, the limiting plate, the permeable membrane group, the third connecting plate, the second connecting plate, the sealing ring, the first support s