Liquid nitrogen quick-freezing equipment

• Main Authors: LUO YUEXIN, ZHOU HAILAN
• Format: Patent
• Language: Chinese; English
• Published: 13.06.2023
• Subjects: CHEMICAL RIPENING OF FRUIT OR VEGETABLES; FOODS OR FOODSTUFFS; HUMAN NECESSITIES; PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT,VEGETABLES, EDIBLE SEEDS; THE PRESERVED, RIPENED, OR CANNED PRODUCTS; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES

The utility model discloses liquid nitrogen quick-freezing equipment, and relates to the technical field of lobster processing. The liquid nitrogen quick freezing equipment comprises a heat preservation box, a heat preservation shell and an adjusting mechanism, cushion blocks are fixedly installed on the inner walls of the two sides of the heat preservation box, limiting openings are formed in the tops of the cushion blocks, a tray is arranged in the heat preservation box, a vertical pipe is fixedly installed on the inner wall of the rear side of the heat preservation box, and a gas conveying pipe is fixedly installed on the rear side of the heat preservation box; the heat preservation shell is fixedly installed on one side of the heat preservation box, the heat preservation shell and the heat preservation box are provided with hollow pipes, nozzles are fixedly installed on the outer walls of the hollow pipes, and the adjusting mechanism is arranged on the heat preservation shell. According to the liquid nitr