Advanced-treated dyeing wastewater purifier

The utility model discloses an advanced-treated dyeing wastewater purifier, which relates to a purification and recycling apparatus for dyeing wastewater. The advanced-treated dyeing wastewater purifier, which is integrated with the nano-catalytic microelectrolysis technique, the membrane technique and the conventional dyeing wastewater treatment technique, has the advantages of low cost and high effectiveness, and can use recycled water. The purifier is provided with a nano-catalytic microelectrolysis system, a membrane filtration and separation system and a membrane-cleaning regeneration system; the microelectrolysis system is provided with a stop valve, a water pump, a nano-catalytic microelectrolysis tank, a neutralization tank, a sand-filtering tank and a granular active carbon adsorption filter; the membrane filtration and separation system is provided with a stop valve, a water pump, a cartridge filter, a high-pressure pump, a reverse osmosis filter membrane system and a dialysate storage tank; and the