Desulfurization waste liquid purification treatment device

The invention relates to the field of desulfurization waste liquid purification treatment devices, and discloses a desulfurization waste liquid purification treatment device which comprises a first filter cartridge and a second filter cartridge, a regulating valve assembly is mounted on a left liquid inlet pipe, and automatic control valve assemblies are mounted in a second waste liquid outlet and a first waste liquid outlet. Compared with the prior art, the waste liquid can be repeatedly filtered in the first filter cartridge and the second filter cartridge, the filtering effect is improved, in the filtering process, the filter screen cartridges in the first filter cartridge and the second filter cartridge can be backwashed separately, the filter screen cartridges do not need to be disassembled for maintenance and cleaning, and the cost is reduced. An excellent filtering effect can be kept all the time, the maintenance cost is reduced, and the filtering effect is ensured. 本发明涉及一种脱硫废液净化处理装置领域，公开了一种脱硫废液净化处理装置，