Testing device for simulating ultraviolet aging and freeze-thaw cycle of asphalt mixture

The utility model relates to a testing device for simulating ultraviolet aging and freeze-thaw cycle of an asphalt mixture, and belongs to the technical field of asphalt mixture durability testing equipment. An ultraviolet light source system, a spraying system, a freezing and thawing circulation system and a transfer system are arranged in a test box body of the device; the power supply system supplies power to the external light source system, the spraying system, the freezing and thawing circulating system and the transfer system; the control panel is used for controlling the external light source system, the ultraviolet light source system, the spraying system, the freezing and thawing circulating system and the transfer system; the transfer system is used for carrying a test piece and transferring the test piece from the ultraviolet light source system to the freezing and thawing circulation system; the spraying system is used for spraying the test piece. The device can simulate two adverse weather condi