Roof heat preservation and exhaust structure

The utility model discloses a roof heat preservation and exhaust structure, and belongs to the technical field of roof heat preservation and exhaust. Comprising a heat preservation exhaust pipe, the top end of the heat preservation exhaust pipe is connected with an exhaust head, the exhaust head comprises a rain shielding cap, a grid barrel and a drainage lower eaves board, a stable clamping base is arranged in the rain shielding cap, a stable clamping support is arranged in the top end of the heat preservation exhaust pipe, and a linkage main shaft is rotationally arranged between the stable clamping base and the stable clamping support and sleeved with an unpowered turbine wind plate; the bottom end of the linkage main shaft penetrates through a heat preservation exhaust pipe and is connected with an unpowered wind pressure fan, a conical flow guide supercharger is arranged in the heat preservation exhaust pipe, and a plurality of dry charcoal stones are placed above the conical flow guide supercharger. The