Light-alcohol complementary heating combined device

The utility model relates to the technical field of novel heating of heated brick beds, in particular to a light-alcohol complementary heating combination device which improves the heating effect of equipment. The use convenience of the equipment is improved; comprising a solar photothermal device and an alcohol-based boiler device which are connected with each other to supply heat synergistically; the solar photothermal device comprises a solar water heater, a water storage barrel, a first valve, a first water pump, a plurality of radiators, a second water pump and a second valve, the output end of the solar water heater communicates with the first input end of the water storage barrel through a first pipeline, and the first output end of the water storage barrel communicates with the solar water heater through a second pipeline; a first valve and a first water pump are installed on the second pipeline, a third pipeline is installed at the second output end of the water storage barrel and connected with the