Double -deck self -cleaning fish bowl

The utility model discloses a double -deck self -cleaning fish bowl, including outside cylinder and the square inner cylinder body of setting in outside cylinder, the cabinet also comprises a cover plate, base and two automatic cleaner, the apron sets up the top of ring cavity between outside cylinder and inner cylinder body, outside cylinder fixes on the base, automatic cleaner includes outer magnetism base member, interior magnetism base member and lead screw screw actuating mechanism, outer magnetism base member and interior magnetism base member are L shape, interior magnetism base memberand outer magnetism base member adsorb respectively each other on two between adjacent sidewalls's of inner cylinder body interior outside, be fixed with the scouring sponge piece with the inner cylinder body contact on the interior magnetism base member, the setting that outer magnetism base member reciprocated through lead screw screw actuating mechanism is between outside cylinder and inner cylinder body, two automatic