Filter cup for it is biological experiments

The utility model discloses a filter cup for it is biological experiments, including cup, bowl cover, flow distribution plate, fixed plate, filter screen, connecting pipe, rose box, rotation axis, crank, delivery port and water inlet, cup upper end and bowl cover swivelling joint, be equipped with the water inlet on the bowl cover, be equipped with the rose box on the bowl cover, the rose box lower extreme is equipped with the delivery port, the water inlet is connected with the delivery port, the rose box upper end is equipped with the connector, the connecting block is connected with the flow distribution plate, the flow distribution plate lower extreme is connected with the filter screen, filter screen lower extreme and fixed plate fixed connection, flow distribution plate upper end androtation axis fixed connection, rotation axis upper end and crank fixed connection. This filter cup for it is biological experiments adopts airtight structure, and the transition ring border is pollution -free for biological