Filter for aquarium fish disease prevention and control

The utility model discloses a filter for fish disease prevention and control of an aquarium. The utility model relates to a filtering device, the device comprises a buckle which is movably clamped above the aquarium, a telescopic guide rod is fixedly connected between the buckles; an adjusting base is horizontally and slidably connected between the telescopic guide rods, a motor is fixedly connected to the rear side of the adjusting base, a driving bevel gear is fixedly connected to the output end of the motor, a guide screw is rotatably connected to the front side of the adjusting base, and adriven bevel gear meshed with the driving bevel gear is fixedly connected to the top of the guide screw. The utility model has a simple structure, movable connection with aquarium, during use, the filtering device can be placed at different positions in the aquarium more reasonably; according to the aquarium, water in different positions can be purified, the effect is better, water purification dead corners can be avoide