Bionic intelligent roof cooling carpet

The utility model discloses a bionic intelligent roof cooling carpet which comprises a carpet surface, a breathable layer is arranged at the bottom of the carpet surface, a water supply layer is fixedly arranged at the bottom of the breathable layer, a cotton core is fixedly arranged in the water supply layer, and a waterproof heat insulation layer is fixedly arranged at the bottom of the water supply layer. According to the sun-proof and heat-insulating carpet, the heat expansion and cold contraction principle is utilized, when sunlight is strong, the temperature of the carpet rises, the breathable layer is heated, the material of the breathable layer expands, so that the holes are shrunk, the water supply amount of water of the water supply layer is reduced, and the situation that a large amount of water is evaporated due to the too high temperature is avoided; water is absorbed through the cotton core arranged on the water storage layer, it is guaranteed that the water supply layer has enough water for the