DOTP buck recycle device

The utility model relates to a chemical production technical field, in particular to DOTP buck recycle device, including at least a set of first recovery pond, second recovery pond and third recoverypond, each be equipped with the baffle between the recovery pond, baffle height between first recovery pond and the second recovery pond is higher than the baffle height between second recovery pond and the third recovery pond, each recovery pond bottom exit is passed through the check valve and is connected bottom drain pipe way, first recovery pond and second recovery pond middle part exit are said through the first drain pipe in middle part and are linked to each other and be equipped with the check valve, third recovery pond middle part exit is equipped with check valve and middle part second drain pipe way, first recovery pond right side import department is equipped with the feed liquor baffle -box and links to each other with the pump through the check valve. The utility model discloses to alkali lye among