Low-temperature preservation device for cytokines

The utility model discloses a cell factor low temperature preservation device, including preservation box body, universal wheel, opening and closing door and circulation refrigeration mechanism, universal wheel is fixedly installed at the lower end of preservation box body, the opening and closing door is rotatingly connected with the opening of preservation box body through hinge, circulation refrigeration mechanism is installed on preservation box body, and the circulation refrigeration mechanism is installed on the lower end of preservation box body. An upper placement plate and a lower placement plate are fixedly connected to the inner wall of the storage box body from bottom to top, placement circular grooves are formed in the surfaces of the upper ends of the upper placement plate and the lower placement plate, storage vessels are placed on the inner walls of the placement circular grooves, and an extrusion mechanism is connected to the interior of the storage box body. According to the utility model, t