Laboratory wastewater classified collection device

The utility model relates to the technical field of wastewater treatment, in particular to a laboratory wastewater classified collection device which comprises at least three collection tanks used for collecting different types of wastewater, water inlet pipes are arranged on the collection tanks in a communicating mode, and water inlets are formed in the ends, away from the collection tanks, of the water inlet pipes; the collection tank comprises an acid-alkali wastewater tank, an organic wastewater tank and other wastewater tanks, an activated sludge layer for purifying organic wastewater is arranged in the organic wastewater tank, and an aeration mechanism for aerating the interiors of the tanks is arranged on the organic wastewater tank. The collecting device has the effects of collecting wastewater in a classified manner, purifying the organic wastewater, prolonging the decay time of the organic wastewater and improving the condition that the organic wastewater in the collecting device is easy to decay u