An apparatus for enabling low temperature drying of a yeast culture

By employing a low-temperature drying structure and a secondary low-temperature treatment, the problem of high temperatures in traditional yeast culture drying processes was solved, achieving stable ice crystal formation and efficient drying of yeast cultures, thereby improving the activity and shaping effect of yeast cultures.

CN224552020UActive Publication Date: 2026-07-24ANGEL YEAST (TIELING) CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ANGEL YEAST (TIELING) CO LTD
Filing Date
2025-06-26
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

The high temperature during traditional vacuum drying of yeast cultures results in low activity retention, which affects the quality of yeast cultures.

Method used

The system employs a low-temperature drying structure combined with a secondary low-temperature material guiding structure. Water vapor is sprayed through atomizing nozzles to form ice crystals, and low-temperature treatment is carried out using spiral channels and cylindrical heat-conducting chambers to ensure the stability and molding effect of yeast cultures.

Benefits of technology

Low-temperature drying of yeast cultures was achieved, preventing cell rupture, improving activity retention and shaping effect, and ensuring the smoothness of the drying process.

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Abstract

The utility model provides a kind of equipment that can realize yeast culture low-temperature drying, belong to yeast culture processing technical field, including low-temperature drying jar, the outer wall of low-temperature drying jar is embedded and is provided with atomizing nozzle, the inner wall of low-temperature drying jar is attached and is provided with spiral channel, the inner wall of spiral channel is embedded and is provided with cylindrical heat conduction bin, the inner chamber of cylindrical heat conduction bin is provided with refrigerator, the bottom of low-temperature drying jar is fixedly connected with discharge bin, by the scraping of material piece that rotates with low-speed rotating shaft on the surface of conical material seat sliding, avoid yeast culture adhesion, scraped yeast culture enters spiral channel along slope, at this time, through thermostatic refrigerator inside cylindrical heat conduction bin, secondary low-temperature processing is carried out, the forming effect of each particle of yeast culture is improved, then through material drop into discharge bin inside, by the material stirring subassembly inside discharge bin, sequentially discharge from bottom outlet, avoid plugging in the process of discharging, to ensure the smoothness of material receiving process.
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