Freshness locking equipment for health care product processing based on liquid nitrogen low-pressure quick freezing and method thereof

• Main Author: QI GUANGWEI
• Format: Patent
• Language: Chinese; English
• Published: 07.06.2024
• Subjects: FOODS OR FOODSTUFFS; FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BYSUBCLASSES A23B - A23J; HUMAN NECESSITIES; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OFNUTRITIVE QUALITIES, PHYSICAL TREATMENT; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES

The freshness locking equipment comprises a bottom plate, an outer shell is arranged above the bottom plate, a supporting plate is arranged at the upper end in the outer shell, a storage tank is arranged above the supporting plate, an inner shell is arranged below the supporting plate, a partition plate is arranged in the middle of the lower portion of the inner shell, and the partition plate is arranged in the middle of the lower portion of the inner shell. L-shaped supporting plates are arranged on the two sides of the partition plate and the side edges of the two sides in the inner shell, a storage groove is formed above the two L-shaped supporting frames located on the same side of the partition plate and on the same section, a first flow guide pipe is arranged between the outer shell and the inner shell, and a second flow guide pipe matched with the storage groove is arranged on the side, close to the inner shell, of the first flow guide pipe. The freshness locking device and method are simple in structu