Tertiary enriching recovery tower of electroplating effluent

The utility model provides a tertiary enriching recovery tower of electroplating effluent, includes the tower body, the tower body is from last to down including one -level enriched layer, second grade enriched layer, tertiary enriched layer, collector, the one -level enriched layer, the second grade enriched layer, the steam pipe is connected through funnel type air guide bucket in tertiary enriched layer upper end, the cooling cylinder is connected to the steam pipe, one -level enriched layer upper end is equipped with the inlet pipe, it is equipped with the zone of heating to survey in the tower body, the heating control ware is connected to the zone of heating, the collector is equipped with the filling tube, electroplating effluent gets into the tower body, through the one -level enriched layer, the second grade enriched layer, the evaporative concentration of tertiary enriched layer, utilize reverse osmosis membrane, impurity and macromolecule can not pass through, only metal ion passes through the memb