Patent ID: 8613855
Filing Date: 2013-12-24
Classification: C02F,Y02W

Abstract:
1. A waste water treatment apparatus, comprising: a physical filter unit having a waste water inlet at a front end thereof, the physical filter unit comprising a filter screen layer therein to filter impurities which are large particles, and a waste water filter pipe disposed at a distal end thereof; a changeable fluid dirt activation unit comprising a storage cylinder, a side of the storage cylinder close to a top of the storage cylinder being connected with the physical filter unit through the waste water filter pipe, the storage cylinder comprising a movable funnel unit at a central portion thereof, the storage cylinder further comprising an annular bubble generator therein, the bubble generator being located close to a bottom of the storage cylinder, a side wall of the storage cylinder being provided with a storage pipe, the storage cylinder further having a dirt collection trough at the bottom thereof and a bubble outlet at the top thereof; at least one microorganism filter unit having a top to communicate with the changeable fluid dirt activation unit, the microorganism filter unit comprising a microorganism filter cylinder, the microorganism filter cylinder comprising a funnel, a microorganism filter screen, an air supply ring, a filter screen, an intermittent air supply device and a dirt storage trough therein from top to bottom, the microorganism filter cylinder further comprising a microorganism drain pipe inside, one end of the microorganism drain pipe being is disposed at a bottom of the intermittent air supply device and another end of the microorganism drain pipe being disposed on top of the microorganism filter screen; and a water storage unit comprising a water storage cylinder, the water storage unit being connected with the microorganism drain pipe above the microorganism filter screen.