System equipment for treating zinc-nickel wastewater by MVR (mechanical vapor recompression) evaporation

The utility model discloses system equipment for treating zinc-nickel wastewater through MVR (Mechanical Vapor Recompression) evaporation, which comprises a zinc-nickel wastewater raw water tank, a physicochemical precipitation tank, a filter press, a filter-press effluent transfer tank, MVR evaporation system equipment, an evaporation effluent transfer tank, an A2O biochemical tank, a biochemical effluent transfer tank and a precision filter, the zinc-nickel wastewater raw water tank, the physicochemical precipitation tank, the filter press, the filter pressing effluent transfer tank and the MVR evaporation system equipment are sequentially connected, the MVR evaporation system equipment is connected with the A2O biochemical tank through the evaporation effluent transfer tank, and the A2O biochemical tank is connected with the precision filter through the biochemical effluent transfer tank. The device can be used for continuously treating the new nickel wastewater with strong complexing nickel, so that the w