Drum-type freezing device

The utility model discloses a drum-type freezing device used for solving the problems that an existing belt-type fast freezing device is large in floor area and difficult to transfer. A horizontal drum is arranged in a freezing chamber, wherein the drum is fixedly arranged on a hollow rotating shaft; the rotating shaft is driven by power; a refrigerating fluid inlet pipe is arranged at one end of the rotating shaft; a refrigerating fluid outlet is formed in the other end of the rotating shaft, and is formed in the drum; a refrigerating fluid outlet pipe is arranged at one side, close to the refrigerating fluid inlet pipe, of one of the drum and the freezing chamber; the outer wall of the drum is provided with a frozen surface; a space for accommodating food is formed between the outer wall of the drum and the inner wall of the freezing chamber; a food feeding opening is formed in the lateral wall of the freezing chamber; a feeding conveyer belt is positioned at the feeding opening and is located in a rotating tangential direction of the drum; a first scraper along the axial direction of the drum is arranged between the outer wall of the drum and the inner wall of the freezing chamber; the knife surface of the first scraper is vertical to the rotating tangent plane of the drum; and a discharge conveyer belt is positioned in the freezing chamber below the first scraper.