Detachable and separable filter element

A detachable decomposition type filter cartridge, including the upper and lower end cap, and outside the screen, and folded paper located inside and outside the filter interlayer, on a positioning groove on an inner wall of the cap around the through hole, grooves provided with a number spiro aperture; inner, two-port the annular skirt has a radially extending outer screen, the opened fixing holes positioned skirt, the fixing hole with the screw holes in the end cap positioning groove matches; foldable annular filter paper two the end faces are provided with a paper ring plate, the middle paper ring sheet having a through hole, the outer diameter of paper ring sheet are greater than the outer diameter of the annular filter paper. Inside and outside the filter of the present invention is to bolt the upper and lower end cap coupled to the associated coupling member be removable factorization, replace the filter, simply unscrew the bolt the upper and lower end cap, the inner and outer screen removed from the positioning slot, decomposition immediately after removing the filter replacement, thereby achieving the purpose of individual separate replacement filter paper, solves the need to replace the whole cartridge replacement filter paper technical problems.