Simple and convenient filter element dismounting and mounting structure

The utility model relates to the technical field of impurity filtration, in particular to a simple and convenient filter element dismounting structure which comprises a filter shell, a filter element main body and an end cover, the filter element main body is slidably connected in the filter shell, a supporting rod is fixedly connected to the lower end in the filter shell, and a clamping ring is fixedly connected to the upper end of the supporting rod. According to the filter element disclosed by the utility model, the clamping ring, the clamping block and the second spring are arranged, and the clamping block is connected with the clamping groove in the inner side of the clamping ring, so that the end cover can be subjected to limiting treatment, and the end cover can limit the filter element main body; when the rotary extrusion head is extruded and rotated, the clamping block can be rotated to the position of the dismounting through groove, so that the clamping block can slide out upwards, the end cover can