Semiconductor refrigeration low-temperature liquid preparation plate

The utility model discloses a semiconductor refrigeration low-temperature liquid distribution plate which comprises a shell formed by assembling a cover plate and a shell body, an aluminum sample adding plate, a semiconductor refrigeration sheet, an aluminum heat dissipation plate, a heat dissipation fan, a temperature sensor, a control circuit board and a power line used for being connected with a power source, and the aluminum sample adding plate, the semiconductor refrigeration sheet, the aluminum heat dissipation plate, the heat dissipation fan, the temperature sensor and the control circuit board are arranged in the shell. A sample adding window and a temperature display window are formed in the left side and the right side of the cover plate in a penetrating mode respectively, the aluminum sample adding plate, the semiconductor chilling plate and the aluminum heat dissipation plate are arranged under the sample adding window from top to bottom, and the temperature sensor, the control circuit board and t