Freezing crystallization mixed liquid squeezing device

The utility model discloses a frozen crystallization mixed liquid squeezing device, relates to the related field of squeezing, and aims to solve the problems that ice is removed by using a mechanical structure and then a concentrated solution is discharged in the separation of the frozen crystallization mixed liquid at present; the ice can be dissolved into water at normal temperature, so that the ice can be reused as a resource, and after a machine is removed, the ice needs to be dissolved into water by heating, so that an additional treatment machine is added, and the operation is not simple and convenient enough. An inner barrel body is arranged in the middle of the interior of the outer barrel body, a one-way drainage assembly is installed at the lower end of the outer side of the inner barrel body and located in the outer barrel body, a fixing disc is fixedly connected to the upper end of the outer barrel body and the upper end of the inner barrel body, a driving air cylinder is installed in the middle o