Quick freezing device wind field adjusting structure and impact type quick freezing device

The utility model relates to a quick-freezing device wind field adjusting structure and an impact type quick-freezing device. The quick-freezing device wind field adjusting structure comprises a shell assembly. The conveying mesh belt is arranged in the shell assembly and used for conveying articles to be frozen; the upper pore plate is arranged above the conveying mesh belt and is provided with a fixed connection point and at least one sliding connection point, the fixed connection point is fixedly connected with the shell assembly, the sliding connection point is in sliding connection with the shell assembly, and the upper pore plate comprises a plurality of pore plate sheets which are rotationally connected; the at least one driving component is connected with the upper pore plate and is used for stretching or compressing the plurality of pore plate sheets by taking the fixed connection point as a center to adjust the included angle between the plurality of pore plate sheets so as to adjust the wind field