The utility model relates to an equipment for air purifier. A filter (9) that includes equipment for air purifier (1) of fan unit (2) and filter unit (3), and fan unit (2) including arranging into fan (4) of production through equipment for air purifier's air current, and filter unit (3) including arranging into the air current that the filtration was produced by the fan is provided. The filter unit is suitable for is fixed a position so that the time spent is stood on the stayed surface as equipment for air purifier. Equipment for air purifier still fixes hookup mechanical device (10) at filter unit top including arranging with the fan unit. Hookup mechanical device is including arranging that two release (11) and fan unit on the relative outside of fan unit can release from the filter unit through two release of actuator disk. Can remove the filter unit through individual part (or yi donging) from the fan unit through the user to equipment for air purifier's filter replacement has been facilitated.