Heat energy recycling and collecting system

The invention relates to the technical field of heat energy recycling devices, in particular to a heat energy recycling and collecting system which comprises a rectangular box body, a heat exchange mechanism is arranged in the rectangular box body and comprises a rectangular heat exchange box, and a first air inlet pipe is arranged in the middle of the top of the rectangular heat exchange box; a first air outlet pipe is arranged on the right side of the rectangular heat exchange box and close to the bottom, a filter box is arranged on the rear side of the rectangular box and located at the bottom, the top of the filter box is connected with an air inducing pipe, the output end of the air inducing pipe is connected with an air guide pipe, and the end, away from the air inducing pipe, of the air guide pipe penetrates through the top of the rectangular box to the interior of the rectangular box. According to the heat energy recycling and collecting system, external air is guided into the rectangular box body thr