Alteration simulation device for rock combustion and wind erosion and use method of alteration simulation device

The invention discloses an alteration simulation device for rock combustion and wind erosion, the alteration simulation device has rock heating and rainfall wind erosion functions, the device comprises a box body, the box body is provided with a fire inlet, and the fire inlet is communicated with an external fire source. A detachable cantilever support and a detachable fire gathering plate are arranged in the box body, the detachable cantilever support is used for fixing a rock sample, the air inlet is located in the lower portion of the fire inlet and can adjust the temperature, and a thermometer is arranged in the box body to monitor temperature changes. A replaceable fan opening and a replaceable lamp source opening are formed in the box body, a replaceable rainfall plate is arranged on the top of the box body, a plurality of leaking openings are formed in the rainfall plate, and hole needles are connected in the leaking openings. According to the invention, experimental simulation of rock alteration chang