Energy-saving sewage treatment purification tank

The utility model belongs to the technical field of purification pools, and particularly relates to an energy-saving sewage treatment purification pool which comprises a pool body, scrapers mounted on two sides and at the bottom of a cleaning frame, a sliding scraper positioned in the cleaning frame, and a first water spray probe and a second water spray probe mounted at the bottoms of the two sides of the cleaning frame, the first water spraying probe and the second water spraying probe are matched with the scraping plate to flush the inner wall of the tank body, and the cleaning frame can slide on the supporting frame to adapt to different purification tanks. Then the cleaning frame is driven to horizontally move in the pool body under the action of a sliding rod, a connecting sleeve and a connecting rod, so that a sliding scraper blade located in the cleaning frame slides in a sliding groove to be attached to the inner wall of the pool body, dead corners of the inner wall are cleaned under the driving of t