Heat dissipation mechanism

The utility model relates to the technical field of heat dissipation of teaching display screens, in particular to a heat dissipation mechanism and an electronic teaching device.The heat dissipation mechanism comprises a main body component, a display screen and a display screen arranged at the top of the main body component, the top of the display screen is clamped with a fixing clamping plate, and the top of the fixing clamping plate is in threaded connection with a supporting rod; a water storage tank is clamped to the top of the supporting rod. And the heat dissipation component comprises a water collecting piece and a driven plate arranged on the inner side of the water collecting piece, a circular plate is fixedly installed at the bottom of the water collecting piece, and first protruding strips are fixedly installed at the bottom of the circular plate. The beneficial effects of the utility model are that the induction piece induces the temperature to generate rolling, so that the trigger block is drive