Spiral-flow type energy dissipation and maintenance integrated well for initial rainwater treatment linear regulation and storage pipeline

The utility model relates to a spiral-flow type energy dissipation and maintenance integrated well for an initial rainwater treatment linear regulation and storage pipeline. The spiral-flow type energy dissipation and maintenance integrated well comprises a circular well body, the upstream of the circular well body is provided with an access pipeline, and the downstream is provided with a regulation and storage pipeline; the circular well body is provided with a rotary stairway for water flow energy dissipation and up-down walking of maintainers along the well wall; the rotating stairway is sequentially provided with a first platform, a second platform, a third platform, a fourth platform and a fifth platform from top to bottom, wherein the first platform, the second platform, the third platform, the fourth platform and the fifth platform are used for resting of maintainers. The fourth platform and the fifth platform are used for guiding initial rainwater; a flow guide wall used for guiding initial rainwater