The invention provides boiler waste hot water circulation energy saving equipment. The boiler waste hot water circulation energy saving equipment comprises a first water tank, a first pipe tooth, a slide rod, a buckle rod, a second pipe tooth, an extension water pipe, a bracket, a second water tank, a dirt discharge box, a dirt discharge pipe, a side cover, an L-shaped push plate and an electric cylinder; the first pipe tooth is assembled at the upper end of the first water tank; the buckle rod is mounted at the left end of the slide rod; the first water tank is arranged at the upper end of the second water tank; the second pipe tooth is assembled at the upper end of the second water tank; the extension water pipe is arranged at the lower end of the second pipe tooth; the bracket is arranged at the right end of the extension water pipe; through the design, the first water tank is conveniently disassembled; the dirt discharge pipe is mounted on the dirt discharge box; the side cover isarranged at the left end of the dirt discharge box; the L-shaped push plate is arranged at the top end in the dirt discharge box, and is mounted at the left end of the electric cylinder; through the design, discharged dirty soil is pushed from the dirt discharge pipe; and the boiler waste hot water circulation energy saving equipment is convenient to use and operate and high in use effect, and saves both time and manpower.