Generalized type aquaculture's drain valve door gear

The utility model discloses a generalized type aquaculture's drain valve door gear, its structure includes the rotary disk, connects the shell, conveying pipe way, go -between, supporting seat, fixedorifices, filtration purification pipeline, fixed plate, protective housing, connecting hole, biography moving valve body, bolt, nut, fixed slot, axis of rotation, rotor plate, the rotary disk with beconnected the shell facies connection, the utility model relates to a generalized type aquaculture's drain valve door gear, the structural filtration purification pipeline that is equipped with, whenusing this valving, through the control rotary disk, because conveying pipe says and biography moving valve body's relation, the rotation of control rotor plate, when the drainage, breed the discharge water and pass through the filter screen, through the rubber layer, at last through the activated carbon net layer, support the fixed rubber layer of ring, the messenger is more firm when the rotorplate rotates, through such