Dichloronicotinic acid waste liquid recycling device

The utility model discloses a dichloronicotinic acid waste liquid recycling device. The device comprises an extraction tank connected with a waste liquid pipe, the neutralization and precipitation tank is connected with the extraction tank; the device comprises a neutralization and precipitation tank, a dissolution tank connected with the neutralization and precipitation tank, an evaporation tankconnected with the dissolution tank, a filter pressing tank connected with the evaporation tank, an electrolysis reactor connected with the filter pressing tank, a secondary precipitation tank connected with the electrolysis reactor, and a drying tank connected with the secondary precipitation tank, wherein a diluted alkali liquor adding pipe is arranged on the dissolving tank, and a flow regulating valve is arranged on the diluted alkali liquor adding pipe. The device disclosed by the utility model is reasonable in structural arrangement, convenient to operate, stable and reliable to use, strong in applicability and