To provide a diagonal slit nozzle structure for a quick freezing device capable of effectively improving the uniformity of temperature lowering process of frozen products and improving the quality of frozen products.SOLUTION: A plurality of V-shaped guiding grooves 1 uniformly arranged in parallel along the moving direction of a frozen material scraper conveyor 3 and a slit nozzle 2 communicating with a lower end of a V type guiding groove are provided, and a V type The flow guiding groove 1 includes two elongated plates installed so as to be inclined oppositely. The V-shaped guiding groove 1 has a rectangular cross section and an inverted trapezoidal shape in the transverse direction , The upper portions of two adjacent V-shaped guiding grooves 1 are connected by a flat plate, and the slit nozzle 2 includes two long plates facing each other and arranged in parallel, and the lengths of the two slit nozzles 2 The upper ends of the flat plates are respectively connected to the lower ends of the two long plates of the V-shaped guide groove 1.BACKGROUND OF THE INVENTION【課題】冷凍物の降温過程の均一性を効果的に向上させ、冷凍物の品質を向上できる急速冷凍装置用斜切りスリットノズル構造を提供する。【解決手段】冷凍物のスクレーパコンベア3の移動方向に沿って均等に平行配列された複数のV型導流溝1とV型導流溝の下端に連通するスリットノズル2とを備え、V型導流溝1は、対向して傾斜するように設置された二枚の長尺状板を含み、V型導流溝1は横断面が長方形で、短手方向の縦断面が逆台形であり、隣接する2つのV型導流溝1の上部が平板により接続され、スリットノズル2は、対向して平行に設置された二枚の長尺状板を含み、スリットノズル2の二枚の長尺状板の上端がそれぞれV型導流溝1の二枚の長尺状板の下端に接続される。【選択図】図1
