Energy-saving and environment-friendly aluminum electrolysis scorched particle roasting flue gas recovery device

The utility model discloses an energy-saving and environment-friendly aluminum electrolysis scorched particle roasting flue gas recovery device, and relates to the technical field of aluminum smelting. The device comprises a replacement box, a replacement pipe is installed in the replacement box, one end of the replacement pipe penetrates through the top of the front end face of the replacement box and is connected with a purification pipe through a pipe joint, and the other end of the replacement pipe penetrates through the bottom of the rear end face of the replacement box and is connected with a fan through a pipe joint. The recycling assembly comprises a triangular aluminum plate box and aluminum pipe frames, and the aluminum pipe frames are welded to the outer sides of the outer walls of the two sides of the triangular aluminum plate box. The high-temperature flue gas generated by the recovery assembly, the replacement box, the replacement pipe and the triangular aluminum plate box is collected and enter