Heavy metal wastewater purifying and recycling device

The utility model discloses a heavy metal wastewater purifying and recycling device, which comprises an electrolytic bath, a negative electrode plate, a negative electrode plate, a negative electrode plate, a negative electrode plate and a negative electrode plate, and is characterized in that the electrolytic bath is connected with to-be-treated metal waste liquid; the nanometer machine is used for introducing nanometer bubbles into the water in the electrolytic bath; and the ion exchanger is connected with the waste liquid output after electrolysis of the electrolytic tank and used for adsorbing the target ions in the waste liquid again. The treatment process of pH regulation, electrolytic treatment, micro-nano treatment, precipitation equipment and ion exchange equipment is selected, the process scheme is mainly that waste liquid and waste water are treated by combining a nano-electrolytic composite treatment technology and special ion exchange resin, the operation is convenient and simple, the maintenance