Domestic sewage self-defined circulating type circulation emergency treatment method and equipment

The invention relates to the technical field of sewage treatment, and discloses a self-defined circulating type circulation emergency treatment method and treatment equipment for domestic sewage, and the method comprises the following steps: S1, setting an emergency concentric circle self-defined circulating type reactor; s2, setting a process and working parameters of each local area; s3, introducing water, and performing regional treatment on the outer circulation water sump; and S4, carrying out time-sharing biochemical treatment in the internal circulation water sump, wherein the treated water finally flows out of the reactor from the upper part of the internal circulation water sump. Aiming at diversified business and emergency requirements of small and medium-sized sewage treatment plants, equipment and processes of the sewage treatment plants are synchronously upgraded and reconstructed, factory-prefabricated standardized and modularized reaction equipment provided with a base is adopted, customized se