Fluidized liquid nitrogen freezing equipment capable of preventing granular food from being bonded

The utility model belongs to the technical field of food quick-freezing, and discloses fluidized liquid nitrogen freezing equipment capable of preventing granular food from being bonded, which comprises a working barrel, a raw material placing area, a moisture removing area, a quick-freezing area an...

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Bibliographische Detailangaben
Hauptverfasser: HU PINXIN, SUN XUENA, ZHOU JIE, LI ZONGLIANG, ZHANG JING
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model belongs to the technical field of food quick-freezing, and discloses fluidized liquid nitrogen freezing equipment capable of preventing granular food from being bonded, which comprises a working barrel, a raw material placing area, a moisture removing area, a quick-freezing area and a discharging pipe are sequentially arranged in the working barrel from top to bottom, an opening is formed in the top of the working barrel, and a liquid nitrogen outlet is formed in the top of the working barrel. A rotating rod is fixedly installed in the middle of the working barrel, and first scraping rods are installed at the upper end of the surface of the rotating rod in a circumferential array mode. Through the cooperation of the air heater, the moisture removal area and other structures, the air heater in the moisture removal area is started to finally remove moisture on the surface of the granular food, so that a layer of ice film is prevented from being generated on the surface of the granular food dur