Device and method for comprehensively treating butyraldehyde condensed wastewater

The invention discloses a device and method for comprehensively treating butyraldehyde condensed wastewater. One of liquid inlets of a first mixer is connected with a raw water pool, and the other liquid inlet of the first mixer is connected with an inorganic acid tank through a first centrifugal pump; a liquid outlet of the first mixer is sequentially connected with a second centrifugal pump, anacidizing tank, a third centrifugal pump, a first oil-water separator, a fourth centrifugal pump, an oxidation tower, a fifth centrifugal pump, a DTRO film and a second mixer; one of liquid inlets ofthe second mixer is connected with the DTRO film, and the other liquid inlet of the second mixer is connected with a liquid outlet of the inorganic acid tank; a liquid outlet of the second mixer is sequentially connected with an esterification tank, a sixth centrifugal pump, a second oil-water separator and a seventh centrifugal pump; and a liquid outlet of the seventh centrifugal pump is connected with two pipelines, one