Ceramic membrane filtering device with adjustable filtering area

The utility model discloses a ceramic membrane filtering device with an adjustable filtering area, which comprises a cylindrical ceramic membrane filtering shell, a plurality of ceramic membrane filter element mounting cavities are axially arranged in the ceramic membrane filtering shell, and ceramic membrane filter elements and filter element replacing devices are detachably mounted in the ceramic membrane filter element mounting cavities. A discharge port is formed in the upper end of the ceramic membrane filtering shell, a feed port is formed in the lower end of the ceramic membrane filtering shell, the feed port is connected with feeding equipment, and the feeding equipment is connected with pressure adjusting equipment; the optimal filtering effect and energy-saving effect are obtained by changing the pressure of the pressure adjusting equipment according to the required pressure value; according to the required filtering area, a proper number of filter element replacing devices are selected to replace t