Device for evaluating water vapor release amount in spontaneous heating process of steam eyeshade

The utility model provides a device for evaluating the water vapor release amount in the spontaneous heating process of steam eyeshade, including workbench, steam eyeshade, light source, glass cup cover and digital camera, said glass cup cover is provided with air hole close to the cup mouth, at least one glass cup cover opening downward upside down on the workbench, the steam eyeshade is placed in the glass cup cover, and the digital camera is arranged on the workbench. The light source is arranged above the glass cup cover, the glass cup cover is located within the irradiation range of the light source, the glass cup cover is made of transparent materials, the digital camera is arranged right in front of the glass cup cover, the digital camera and the glass cup cover are located at the same horizontal position, and the digital camera is used for shooting changes of water vapor on the inner wall of the glass cup cover. A plurality of samples can be tested at the same time, and the steam release conditions at