Flue gas waste heat recovery structure for coke oven

The utility model provides a flue gas waste heat recovery structure for a coke oven, which is applied to the field of chemical equipment and comprises a smoke guide pipe, the lower end of the smoke guide pipe is communicated to a coke oven flue, the upper end of the smoke guide pipe is connected with a smoke distribution pipe, the right end of the smoke distribution pipe is connected with a heat recovery assembly, and the heat recovery assembly comprises a smoke exhaust pipe connected to the smoke distribution pipe. A heat collecting water pipe is wound on the outer wall of the smoke discharging pipe, a sweeping assembly is arranged at the right end of the smoke distributing pipe and comprises a motor, the output end of the motor is connected with a rotating rod, the rotating rod extends into the smoke discharging pipe, and spiral fan blades are arranged on the outer wall of the rotating rod. The motor is rotationally matched with the rotating rod and the spiral fan blades, so that smoke can be attached to th