Fish freezing device

The patent application discloses a fish freezing device which can automatically convey fishes without the use of a mechanical fish conveying device. The fish freezing device comprises a salt water box, wherein a salt water outlet pipe is arranged at the bottom of the lateral side of the salt water box; the salt water outlet pipe is communicated with the bottom of a cooler; between the salt water box and a freezer, a vertical branch pipe is arranged on the salt water outlet pipe; a salt water pump is arranged on the branch pipe; the upper end of the branch pipe is located on the left side of a fish inlet; a feed pipe is arranged below the material inlet; the feed pipe is communicated with the sidewall of the lower part of the freezer, and the upper part of the freezer is communicated with a slide way; the slide way is arranged on the right side of the freezer and is obliquely arranged downwards; a first material outlet is formed in the end of the slide way; a salt water outlet pipe is additionally arranged on the upper part of the freezer; the position of the left end of the slide way is higher than the salt water outlet pipe; the salt water outlet pipe is communicated with a scale remover; and the scale remover is communicated with the salt water box.