Filter cover assembly, composite filter element and equipment with water purification function

The utility model discloses a filter cover assembly, a composite filter element and equipment with a water purification function, and the filter cover assembly comprises a filter bottle cover, a filter element cover and a filter element handle, the filter bottle cap is provided with a receding opening, a limiting table is arranged on the periphery of the receding opening, the limiting table is provided with an inserting groove, track parts are further arranged on the two sides of the receding opening, and track grooves are formed in the inner sides of the track parts; the filter element cover is detachably mounted at the avoiding opening, and convex lug parts are arranged on the two opposite sides of the filter element cover; the filter element lifting handle is movably connected with the filter element cover and can lift the filter element cover out of the avoiding opening; sliding parts are arranged on the two opposite sides of the filter element handle, the sliding parts are in sliding fit with the rail grooves, the filter element handle is located above the convex lug parts, and a crimping part is arranged on the side, facing the filter element cover, of the filter element handle and penetrates through the insertion groove. The filter cover assembly disclosed by the utility model can solve the technical problem that the butt joint part of the filter bottle cover and the filter element cover is easy to leak water.