Novel filter

The utility model discloses a novel filter which comprises a filter shell, an outer sealing ring and a filter body, a first clamping groove is formed in the edge of the upper end of the filter shell,a plurality of groups of inserting grooves are formed in the first clamping groove at equal intervals, and a plurality of groups of inserting columns are connected to the lower end of the outer sealing ring at equal intervals. The outer side of the inserting column is further provided with a folded edge located on the outer sealing ring, the outer sealing ring is located in the first clamping groove, the inserting column is connected into the inserting groove, the folded edge wraps the outer edge of the filter shell, a circular groove is formed in the middle of the filter shell, and a plurality of sets of buckles are arranged at the lower end of the filter shell at equal intervals. Due to the arrangement of the outer sealing ring, the inserting column and the folded edge, the filter shelland the filter body have a