Nickel electrolysis anolyte deacidification device

The utility model relates to a nickel electrolysis anolyte deacidification device which comprises a feed liquid tank, an infusion pump, a filter and a bipolar membrane electrodialysis membrane stack, the feed liquid tank comprises an electrolyte tank, a dilute acid tank and an electrode liquid tank; the liquid conveying pump comprises an electrolyte pump, an acid liquid pump and a polar liquid pump; the filter comprises an electrolyte filter, an acid liquor filter and an electrode liquor filter; the bipolar membrane electrodialysis membrane stack is composed of a plurality of compartments, each compartment is composed of an anion-exchange membrane and a bipolar membrane, the anion-exchange membrane and the anion membrane edge of the bipolar membrane form a deacidification chamber, the anion-exchange membrane and the cation membrane edge of the bipolar membrane form an acid chamber, and the anion-exchange membrane and the cation membrane edge of the bipolar membrane form an acid chamber. The anode membrane edg