CN115486516B - Preparation method and homogenizing equipment of millet congee freeze-dried block with stomach warming effect - Google Patents

Preparation method and homogenizing equipment of millet congee freeze-dried block with stomach warming effect Download PDF

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CN115486516B
CN115486516B CN202211074443.6A CN202211074443A CN115486516B CN 115486516 B CN115486516 B CN 115486516B CN 202211074443 A CN202211074443 A CN 202211074443A CN 115486516 B CN115486516 B CN 115486516B
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column
fixedly connected
millet
column cavity
freeze
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CN115486516A (en
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王罡
孙振蛟
王琳珺
邹小华
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Ningbo Taiyi Health Industry Co ltd
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Ningbo Taiyi Health Industry Co ltd
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    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L7/00—Cereal-derived products; Malt products; Preparation or treatment thereof
    • A23L7/10—Cereal-derived products
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/03—Organic compounds
    • A23L29/035—Organic compounds containing oxygen as heteroatom
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/30—Foods or foodstuffs containing additives; Preparation or treatment thereof containing carbohydrate syrups; containing sugars; containing sugar alcohols, e.g. xylitol; containing starch hydrolysates, e.g. dextrin
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/34—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals
    • A23L3/3409—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor
    • A23L3/3418—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor in a controlled atmosphere, e.g. partial vacuum, comprising only CO2, N2, O2 or H2O
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/10—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
    • A23L33/105—Plant extracts, their artificial duplicates or their derivatives
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23P—SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE OTHER SUBCLASS
    • A23P10/00—Shaping or working of foodstuffs characterised by the products
    • A23P10/30—Encapsulation of particles, e.g. foodstuff additives
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23P—SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE OTHER SUBCLASS
    • A23P30/00—Shaping or working of foodstuffs characterised by the process or apparatus
    • A23P30/40—Foaming or whipping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/17—Stirrers with additional elements mounted on the stirrer, for purposes other than mixing
    • B01F27/172—Stirrers with additional elements mounted on the stirrer, for purposes other than mixing for cutting, e.g. with knives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/85—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers on separate shafts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/83—Mixing plants specially adapted for mixing in combination with disintegrating operations
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B1/00—Production of fats or fatty oils from raw materials
    • C11B1/10—Production of fats or fatty oils from raw materials by extracting
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/06—Mixing of food ingredients
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mycology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Molecular Biology (AREA)
  • Botany (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Food-Manufacturing Devices (AREA)
  • Cereal-Derived Products (AREA)

Abstract

The invention discloses a preparation method of millet congee freeze-dried blocks with a stomach warming effect and homogenizing equipment thereof, and relates to the technical field of food processing. According to the invention, the foam removing and preventing mechanism is arranged, so that the height of the bottom pressure plate is controllable, the bottom pressure plate can be made to rotate in a reciprocating manner, and the device can always keep the horizontal bottom surface of the bottom pressure plate slightly immersed in the mixed material in the column cavity, thereby avoiding air from being brought into the mixed material to generate a large amount of bubbles, greatly improving the quality of homogeneous products, and simultaneously, due to the arrangement of the inclined blocks, the air in the mixed material can flow out from the feeding inner port through the surface of the inclined blocks, the cutting and stirring of the mixed material in the homogenizing process can be facilitated, and the homogenizing efficiency can be greatly improved.

Description

Preparation method and homogenizing equipment of millet congee freeze-dried block with stomach warming effect
Technical Field
The invention relates to the technical field of food processing, in particular to a preparation method of millet congee freeze-dried blocks with a stomach warming effect and homogenizing equipment thereof.
Background
Along with the acceleration of the pace of life of people, the demands of instant foods are continuously expanded, wherein the nutritional value and the taste and flavor of millet congee are widely accepted by people, but the processing mode is mainly household cooking, and the millet congee products on the market at present are mainly divided into two categories: three pieces of canned dehydrated millet congee, and dehydrated millet congee which needs to be rehydrated before eating.
The three-piece canned rice porridge has the defects of high heating and product transportation cost and the like before eating, and the dehydrated millet porridge has the defects of long product rehydration time, hard particles, light soup and the like after rehydration because of the characteristics of poor heat stability of millet starch and extremely easy aging of cooled starch, however, the problems can be avoided by freeze-drying food.
In the process of making millet congee into freeze-dried blocks, the homogenization operation is needed, in the prior art, the materials are generally homogenized through a manual handheld homogenizer, the large-scale production is not suitable, meanwhile, in the operation process, extra attention is needed to be paid, the cutter head cannot leave the materials, otherwise, a large amount of foam is easy to generate, the quality of the homogenized products is greatly influenced, in order to improve the homogenization efficiency in the homogenization process, the rotation speed of the cutter head is required to be accelerated, and the mixed materials are sputtered and surge at the liquid level due to the high-speed beating of the cutter head and the vibration of the cutter head, so that a large amount of air bubbles are generated in the mixed materials at the liquid level, and the quality of the homogenized products is greatly influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a preparation method of millet congee freeze-dried blocks with a stomach warming effect and homogenizing equipment thereof.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a preparation method of millet congee freeze-dried blocks with stomach warming effect comprises the following operation methods:
subjecting millet to supercritical carbon dioxide extraction: carrying out supercritical carbon dioxide extraction after coarse crushing of millet, controlling the temperature of an extraction kettle to be 32-48 ℃, the temperature of a separation kettle to be 40-60 ℃, the flow rate of carbon dioxide to be 12-18 kg/h, the extraction pressure to be 240-360 bar and the extraction time to be 120-180 min;
and (3) carrying out homogeneous embedding: fully dissolving modified starch and pectin into pure water, adding the millet oil obtained by supercritical extraction, and fully homogenizing by using homogenizing equipment to obtain millet oil emulsion;
boiling millet congee: according to millet: water=1:10, and after high-pressure boiling, concentrating to remove excessive water, and controlling the solid content to about 30%;
modulating: adding the functional raw materials and the millet oil emulsion into the millet porridge prepared in the steps, and fully and uniformly mixing for later use;
pouring into a mold: pouring the feed liquid in the steps into a mould;
quick-freezing: putting the paved molds into a tray, and transferring all paved molds into a refrigeration house through a sliding rail for quick freezing;
vacuum drying: freezing, and then transferring into a vacuum dryer through a sliding rail for drying;
and (5) demolding and packaging: demolding the dried block, adding nitrogen and bagging.
The temperature of the quick-freezing refrigeration house is-30 to-55 ℃, and the freezing time is 12 to 24 hours.
The freeze drying adopts a vacuum freeze dryer, the frozen blocks are pushed into a drying bin by a rail car, the vacuum degree is controlled to be 30-100pa, the freeze drying is carried out according to parameter procedures of 35-45 ℃,120-200min, 55-60 ℃,120-200min, 60-65 ℃,300-420min, 45-50 ℃,240-300min, 35-45 ℃,500-650min and the cold trap center temperature controlled to be minus 30 ℃ to minus 40 ℃, and the horizontal conveying feeding packaging machine is used for packaging after freeze drying and demoulding.
The utility model provides a homogeneity equipment, includes the post cavity, and the inside of post cavity sets up to hollow, and the top surface opening of post cavity, the lateral wall of post cavity are close to the interior bottom surface department fixedly connected with discharging pipe of post cavity, and discharging pipe is connected with ejection of compact valve, and the bottom surface edge fixedly connected with bottom ring pad of post cavity, the top surface fixedly connected with of post cavity go up the roof-plate, go up the roof-plate and be connected with the bubble mechanism of preventing that removes the bubble, and the post cavity is connected with high-efficient whipping mechanism.
The high-efficiency beating mechanism comprises a main column groove fixedly connected to the center of the inner bottom surface of the column cavity, a central rotating shaft is rotatably connected to the top of the main column groove, a first gear is sleeved at the position, close to the main column groove, of the central rotating shaft, a first round cutter head is sleeved at the position, above the first gear, of the central rotating shaft, a plurality of secondary column grooves are fixedly connected to the inner bottom surface of the column cavity around the main column groove at equal intervals, a secondary rotating shaft is rotatably connected to the top of the secondary column groove, a second gear is sleeved at the position, close to the secondary column groove, of the outer side of the secondary rotating shaft, and a second round cutter head is sleeved at the position, above the second gear, of the secondary rotating shaft.
Preferably, the secondary column groove is arranged in the column cavity, the first gear is meshed with the second gear, the first circular cutter head and the second circular cutter head are positioned at the same horizontal position, and a plurality of concave holes are formed in the edges of the top surfaces of the first circular cutter head and the second circular cutter head at equal distances.
Preferably, the bubble removing and preventing mechanism comprises a motor fixedly connected at the center of an upper top disc, the output end of the motor is fixedly connected with a central rotating shaft, the upper top disc is located at two sides of the motor and fixedly connected with feeding hoppers, the two feeding hoppers and the motor are located on the same straight line, the upper top disc is located between the two feeding hoppers and is provided with a rotary arc through hole, the rotary arc through hole is located at two sides of the motor and communicated with the inside of a column cavity, the rotary arc through hole penetrates the upper top disc, the inner wall of the rotary arc through hole is provided with a sliding groove, the inner wall of the sliding groove is slidably connected with an annular sliding disc, the top center of the annular sliding disc is fixedly connected with a connecting pipe, one end of the connecting pipe, far away from the annular sliding disc, is fixedly connected with a threaded column handle, the annular sliding disc is slidably connected with a sliding column thread, the threaded sliding column sequentially penetrates through the connecting pipe and the threaded column handle, the threaded sliding column extends out of the rotary arc through hole, the threaded sliding column is in threaded connection with the threaded column handle, and one end of the threaded sliding column is far away from the threaded column handle is fixedly connected with a bottom platen.
Preferably, the top surface of bottom pressure disk is protruding arcuation, and the top surface center department of bottom pressure disk has seted up the through hole, and the center pivot passes the through hole, and the top surface of bottom pressure disk is located the feeder hopper below department and has seted up the feed inner port.
Preferably, the bottom surface of the bottom pressure plate is fixedly connected with a plurality of inclined blocks at the edge of the feeding inner opening, the inclined blocks are equidistantly arranged around the edge of the feeding inner opening, and the inclined blocks incline into the feeding inner opening.
Preferably, the bottom surface of the bottom pressure plate is horizontally arranged, the vertical side surfaces of the inclined blocks are all sharp, and the diameter of the bottom surface of the bottom pressure plate is smaller than the inner diameter of the column cavity.
Compared with the prior art, the invention has the beneficial effects that:
1. through the design of the steps of the method, the traditional classical stomach nourishing formula such as the efficacy raw materials is added, so that the final product millet congee freeze-dried block has the stomach warming and nourishing effects.
2. The setting of high-efficient whipping mechanism, through the cooperation of main post groove, first circular tool bit, second gear etc. has utilized the meshing of first gear and second gear, has successfully realized carrying out abundant whipping, homogeneity to the modified starch, pectin, the millet oil mixed material that are located the post cavity inside, very big improvement the handling capacity of once homogenization process, thereby improve homogeneity efficiency, be fit for mass production, and, because first circular tool bit and the interior bottom surface of post cavity are arranged in to second circular tool bit, avoided the homogenization process to produce a large amount of bubbles, very big improvement the quality of homogeneity product, the structure sets up exquisite, high efficiency, convenient to use, suitable popularization.
3. The setting of bubble removal anti-bubble mechanism, through the cooperation of end pressure disk, screw thread traveller, sloping block etc. has realized the highly controllable to end pressure disk, and can make the reciprocal rotation of end pressure disk, make this device can remain the level bottom surface of end pressure disk slightly submergence post intracavity mixed material all the time, thereby avoided the air to bring into and produce a large amount of bubbles in the mixed material, very big improvement the quality of homogeneity product, simultaneously, the setting of sloping block not only is favorable to the air in the mixed material to flow from the feed inner port through sloping block surface, still be favorable to the cutting of homogeneity in-process to the mixed material, whipping, very big improvement homogeneity efficiency, effectively improve the holistic production efficiency of millet congee freeze-dried block.
Drawings
FIG. 1 is a schematic diagram of a homogenizing apparatus according to the present invention;
FIG. 2 is a cross-sectional view of a homogenizing apparatus in accordance with the present invention;
FIG. 3 is a top view of a homogenizing apparatus according to the present invention;
FIG. 4 is a schematic diagram illustrating the connection between a first gear and a second gear in a homogenizing apparatus according to the present invention;
FIG. 5 is a schematic diagram showing the connection of a threaded spool and a bottom platen in a homogenizing apparatus according to the present invention;
FIG. 6 is a schematic diagram showing the connection of a threaded post handle to a threaded post in a homogenizing apparatus according to the present invention;
FIG. 7 is a schematic diagram showing the connection between the bevel block and the bottom platen in the homogenizing apparatus according to the present invention;
FIG. 8 is a schematic diagram showing the positional relationship between an inclined block and an inner inlet of a homogenizing device;
fig. 9 is an enlarged schematic view at a in fig. 7.
In the figure: 1. a column cavity; 101. a discharge pipe; 102. a bottom ring pad; 2. an upper top plate; 201. a rotary arc through hole; 202. a feed hopper; 203. a sliding groove; 3. a motor; 301. a central spindle; 302. a first circular cutter head; 303. a first gear; 4. a threaded spool; 401. a circular slide plate; 402. a threaded post handle; 5. a bottom platen; 501. a sloping block; 502. a feed inner port; 503. a through hole; 6. a main column groove; 7. a secondary column groove; 701. a second gear; 702. a second circular cutter head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
A preparation method of millet congee freeze-dried blocks with stomach warming effect comprises the following operation methods: subjecting millet to supercritical carbon dioxide extraction: carrying out supercritical carbon dioxide extraction after coarse crushing of millet, controlling the temperature of an extraction kettle to be 32-48 ℃, the temperature of a separation kettle to be 40-60 ℃, the flow rate of carbon dioxide to be 12-18 kg/h, the extraction pressure to be 240-360 bar and the extraction time to be 120-180 min;
and (3) carrying out homogeneous embedding: fully dissolving modified starch and pectin into pure water, adding the millet oil obtained by supercritical extraction, and fully homogenizing by using homogenizing equipment to obtain millet oil emulsion;
boiling millet congee: according to millet: water=1:10, and after high-pressure boiling, concentrating to remove excessive water, and controlling the solid content to about 30%;
modulating: adding the functional raw materials such as the roasted malt extract, the hawthorn extract, the dried orange peel extract, the fructus amomi extract, the Chinese yam extract, the sweetener and the like and the millet oil emulsion into the millet porridge prepared in the steps, and fully and uniformly mixing for standby;
pouring into a mold: pouring the feed liquid in the steps into a mould;
quick-freezing: putting the paved molds into a tray, and transferring all paved molds into a refrigeration house through a sliding rail for quick freezing;
vacuum drying: freezing, and then transferring into a vacuum dryer through a sliding rail for drying;
and (5) demolding and packaging: demolding the dried block, adding nitrogen and bagging.
The temperature of the quick-freezing refrigeration house is-30 to-55 ℃, and the freezing time is 12 to 24 hours.
The freeze drying adopts a vacuum freeze dryer, the frozen blocks are pushed into a drying bin by a rail car, the vacuum degree is controlled to be 30-100pa, the freeze drying is carried out according to parameter procedures of 35-45 ℃,120-200min, 55-60 ℃,120-200min, 60-65 ℃,300-420min, 45-50 ℃,240-300min, 35-45 ℃,500-650min and the cold trap center temperature controlled to be minus 30 ℃ to minus 40 ℃, and the horizontal conveying feeding packaging machine is used for packaging after freeze drying and demoulding.
Through the design of the steps of the method, the traditional classical stomach nourishing formula such as efficacy raw materials is added in the method, so that the final product millet congee freeze-dried block has the stomach warming and nourishing effects.
Referring to fig. 1-3, a homogenizing device comprises a column cavity 1, wherein the inside of the column cavity 1 is hollow, the top surface of the column cavity 1 is provided with an opening, the outer side wall of the column cavity 1 is close to an inner bottom surface of the column cavity 1, a discharging pipe 101 is fixedly connected with a discharging valve, the bottom edge of the column cavity 1 is fixedly connected with a bottom ring pad 102, the bottom ring pad 102 is made of rubber, the bottom ring pad 102 is arranged, the device is more stable to place and convenient to use, an upper top disc 2 is fixedly connected with the top surface of the column cavity 1, the upper top disc 2 is connected with a defoaming and anti-foaming mechanism, and the column cavity 1 is connected with a high-efficiency beating mechanism.
Referring to fig. 4 and 5, the efficient whipping mechanism comprises a main column groove 6 fixedly connected to the center of the inner bottom surface of the column cavity 1, a central rotating shaft 301 is rotatably connected to the top of the main column groove 6, a first gear 303 is sleeved at the position, close to the main column groove 6, of the central rotating shaft 301, a first circular cutter head 302 is sleeved at the position, above the first gear 303, of the central rotating shaft 301, a plurality of secondary column grooves 7 are fixedly connected to the inner bottom surface of the column cavity 1 around the main column groove 6 at equal intervals, secondary rotating shafts are rotatably connected to the top of the secondary column grooves 7, a second gear 701 is sleeved at the position, close to the secondary column grooves 7, of the outer side of the secondary rotating shafts, and a second circular cutter head 702 is sleeved at the position, above the second gear 701, of the secondary rotating shafts.
It should be noted that, four secondary post slots 7 are provided in the post cavity 1, the first gear 303 is meshed with the second gear 701, the first circular cutter 302 and the second circular cutter 702 are located at the same horizontal position, and a plurality of concave holes are provided at equal distances at the top edges of the first circular cutter 302 and the second circular cutter 702.
The setting of high-efficient whipping mechanism, through the cooperation of main post groove 6, first circular tool bit 302, second gear 701 etc. has utilized the meshing of first gear 303 and second gear 701, the abundant whipping of modified starch, pectin, the millet oil mixture that is located inside post cavity 1 has been successfully realized, the homogeneity, finally the processing capacity of a homogeneity process has been greatly improved to the final production millet oil emulsion, thereby improve homogeneity efficiency, be fit for large-scale production, and, because first circular tool bit 302 and second circular tool bit 702 are arranged in the interior bottom surface of post cavity 1, in whipping, the homogeneity in-process is in the inside of mixed material liquid level all the time, avoided leading to the tool bit intermittent type to shift out the liquid level because manual operation, bring the air into the mixed material, thereby avoided the homogenization process to produce a large amount of bubbles, the quality of the homogeneity product has been greatly improved, the structure setting is exquisite, high efficiency, and is suitable for use.
Referring to fig. 6-9, the defoaming and anti-foaming mechanism comprises a motor 3 fixedly connected to the center of an upper top disc 2, the output end of the motor 3 is fixedly connected with a central rotating shaft 301, two sides of the upper top disc 2, which are located on the motor 3, are fixedly connected with feed hoppers 202, the two feed hoppers 202 and the motor 3 are located on the same straight line, a rotary arc through hole 201 is formed in the position, located between the two feed hoppers 202, of the upper top disc 2, the rotary arc through hole 201 is located on two sides of the motor 3, the feed hoppers 202 are communicated with the inside of a column cavity 1, the rotary arc through hole 201 penetrates through the upper top disc 2, sliding grooves 203 are formed in the inner walls of the rotary arc through holes 201, an annular sliding disc 401 is slidingly connected to the inner walls of the sliding grooves 203, a connecting pipe is fixedly connected to the center of the top of the annular sliding disc 401, one end, which is far away from the annular sliding disc 401, of the connecting pipe is fixedly connected with a threaded column handle 402, the annular sliding disc 401 is slidingly connected with a threaded column 4, the threaded column 4 sequentially penetrates through the connecting pipe and the threaded column handle 402, the threaded column 4 stretches out of the rotary arc through hole 201, the threaded column 4 is in threaded connection with the threaded column handle 402, and one end, which is far away from the threaded column handle 5.
It should be noted that, the top surface of the bottom platen 5 is in a convex arc shape, the center of the top surface of the bottom platen 5 is provided with a through hole 503, the center rotating shaft 301 passes through the through hole 503, the top surface of the bottom platen 5 is located below the feed hopper 202 and provided with a feeding inner hole 502, the bottom surface of the bottom platen 5 is located at the edge of the feeding inner hole 502 and fixedly connected with a plurality of inclined blocks 501, the inclined blocks 501 are equidistantly arranged around the edge of the feeding inner hole 502, the inclined blocks 501 incline into the feeding inner hole 502, the bottom surface of the bottom platen 5 is horizontally arranged, the vertical side surfaces of the inclined blocks 501 are all sharp, and the bottom surface diameter of the bottom platen 5 is smaller than the inner diameter of the column cavity 1.
The setting of bubble removal anti-bubble mechanism has utilized screw thread slide post 4 and screw thread post handle 402 threaded connection and sliding groove 203 and ring slide dish 401 sliding connection through the cooperation of end pressure disk 5, screw thread slide post 4, sloping block 501 etc. successfully realized the highly controllable to end pressure disk 5, and can make end pressure disk 5 reciprocal rotation, make this device can remain the horizontal bottom surface of end pressure disk 5 slightly submergence post cavity 1 in the mixed material all the time, avoided leading to the mixed material to splash, gush out in its liquid level department because of the whipping of first circular tool bit 302, second circular tool bit 702 in the homogeneity in-process, thereby avoided bringing the air into the mixed material in liquid level department and produced a large amount of bubbles, very big improvement the quality of homogeneity product, simultaneously, sloping block 501's setting is favorable to the air in the mixed material to flow out from feed internal orifice 502 through sloping block 501 surface, the cutting of still be favorable to the homogeneity in-process, very big improvement homogeneity efficiency, and structure setting is ingenious, high efficiency, the actual operation of being convenient for effectively improve the whole freeze-drying production efficiency of small rice gruel.
In the present invention, the functional principle thereof can be illustrated by the following operation modes:
the millet oil is homogenized by using the homogenizing equipment in the invention, so that millet oil emulsion is obtained, and the millet oil, modified starch and pectin can be injected into the column cavity 1 through the feed hopper 202.
The motor 3 is started, the rotation of the output end of the motor 3 drives the central rotating shaft 301 to start rotating, so that the first circular cutter head 302 and the first gear 303 are driven to start rotating, and the first gear 303 is meshed with the second gear 701, so that the second gear 701 and the second circular cutter head 702 start rotating, and therefore, the mixed materials consisting of modified starch, pectin and millet oil in the column cavity 1 are fully whipped and homogenized, the millet oil emulsion is finally generated, the processing capacity of a primary homogenization process is greatly improved, the mass production is suitable, and the first circular cutter head 302 and the second circular cutter head 702 are arranged in the inner bottom surface of the column cavity 1 and are always positioned in the liquid level of the mixed materials in the whipping and homogenization process, the phenomenon that the cutter heads intermittently move out of the liquid level due to manual operation is avoided, and air is brought into the mixed materials is avoided, so that a large amount of bubbles are generated in the homogenization process, and the quality of the homogenized product is greatly improved.
In the process of using the device, the user needs to pay additional attention that the screw thread slide column 4 is in threaded connection with the screw thread column handle 402 and the sliding groove 203 is in sliding connection with the annular slide disk 401, the user rotates the screw thread column handle 402 and can adjust the height of the bottom pressure disk 5, the horizontal bottom surface of the bottom pressure disk 5 is always kept to be slightly immersed into the mixed material in the column cavity 1, the mixed material is prevented from being sputtered and rushed at the liquid surface by stirring of the first circular cutter head 302 and the second circular cutter head 702 in the homogenizing process, a large amount of bubbles are prevented from being brought into the mixed material at the liquid surface, the quality of a homogenized product is greatly improved, the user can pull the screw thread slide column 4 back and forth, the bottom pressure disk 5 is further enabled to rotate in a reciprocating mode, the preliminary mixing of millet oil, denatured starch and pectin is quickened under the stirring of the oblique block 501, the homogenizing process is facilitated, meanwhile, the air in the mixed material is facilitated to flow out from the feeding inner port 502 through the surface of the oblique block 501, the homogenizing process is facilitated, and the homogenizing and the stirring efficiency is improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (2)

1. The preparation method of the millet congee freeze-dried block with the stomach warming effect is characterized by comprising the following operation method:
subjecting millet to supercritical carbon dioxide extraction: carrying out supercritical carbon dioxide extraction after coarse crushing of millet, controlling the temperature of an extraction kettle to be 32-48 ℃, the temperature of a separation kettle to be 40-60 ℃, the flow rate of carbon dioxide to be 12-18 kg/h, the extraction pressure to be 240-360 bar and the extraction time to be 120-180 min;
and (3) carrying out homogeneous embedding: fully dissolving modified starch and pectin into pure water, adding the millet oil obtained by supercritical extraction, and fully homogenizing by using homogenizing equipment to obtain millet oil emulsion;
boiling millet congee: according to millet: water=1:10, and after high-pressure boiling, concentrating to remove excessive water, and controlling the solid content to about 30%;
modulating: adding the functional raw materials and the millet oil emulsion into the millet porridge prepared in the steps, and fully and uniformly mixing for later use;
pouring into a mold: pouring the feed liquid in the steps into a mould;
quick-freezing: putting the paved moulds into a tray, and transferring all paved moulds into a refrigeration house through a sliding rail for quick freezing;
vacuum drying: after freezing, transferring the frozen product into a vacuum freeze dryer through a slide rail for drying;
and (5) demolding and packaging: demolding the dried block, adding nitrogen and bagging;
the temperature of the quick-freezing refrigeration house is-30 to-55 ℃, and the freezing time is 12 to 24 hours;
vacuum drying adopts a vacuum freeze dryer, after a frozen block is pushed into a drying bin by a rail car, controlling the vacuum degree to be 30-100pa, freeze-drying according to parameter procedures of 35-45 ℃,120-200min, 55-60 ℃,120-200min, 60-65 ℃,300-420min, 45-50 ℃,240-300min, 35-45 ℃,500-650min and controlling the temperature of a cold trap center to be minus 30 ℃ to minus 40 ℃, using a horizontal transmission feeding packaging machine after freeze-drying and demoulding, and filling certain nitrogen gas for packaging;
the homogenizing equipment comprises a column cavity (1), wherein the inside of the column cavity (1) is hollow, the top surface of the column cavity (1) is open, a discharging pipe (101) is fixedly connected to the outer side wall of the column cavity (1) close to the inner bottom surface of the column cavity (1), the discharging pipe (101) is connected with a discharging valve, a bottom ring pad (102) is fixedly connected to the edge of the bottom surface of the column cavity (1), an upper top disc (2) is fixedly connected to the top surface of the column cavity (1), a defoaming and anti-foaming mechanism is connected to the upper top disc (2), and a high-efficiency whipping mechanism is connected to the column cavity (1);
the efficient whipping mechanism comprises a main column groove (6) fixedly connected to the center of the inner bottom surface of a column cavity (1), a central rotating shaft (301) is rotatably connected to the top of the main column groove (6), a first gear (303) is sleeved at the position, close to the main column groove (6), of the central rotating shaft (301), a first circular cutter head (302) is sleeved at the position, above the first gear (303), of the central rotating shaft (301), a plurality of secondary column grooves (7) are fixedly connected to the inner bottom surface of the column cavity (1) around the main column groove (6) at equal intervals, secondary rotating shafts are rotatably connected to the top of the secondary column grooves (7), a second gear (701) is sleeved at the position, close to the secondary column grooves (7), of the outer side of the secondary rotating shaft, and a second circular cutter head (702) is sleeved at the position, above the second gear (701).
Four secondary column grooves (7) are formed in the column cavity (1), the first gear (303) is meshed with the second gear (701), the first circular cutter head (302) and the second circular cutter head (702) are positioned at the same horizontal position, and a plurality of concave holes are formed in the edges of the top surfaces of the first circular cutter head (302) and the second circular cutter head (702) at equal distances;
the bubble removing and preventing mechanism comprises a motor (3) fixedly connected to the center of an upper top disc (2), the output end of the motor (3) is fixedly connected with a central rotating shaft (301), the two sides of the upper top disc (2) which are positioned on the motor (3) are fixedly connected with feeding hoppers (202), the two feeding hoppers (202) and the motor (3) are positioned on the same straight line, rotary arc through holes (201) are formed in the positions, between the two feeding hoppers (202), of the upper top disc (2), the rotary arc through holes (201) are positioned on the two sides of the motor (3), the feeding hoppers (202) are communicated with the inside of a column cavity (1), the rotary arc through holes (201) penetrate through the upper top disc (2), and sliding grooves (203) are formed in the inner walls of the rotary arc through holes (201);
the inner wall sliding connection of sliding groove (203) has ring slide (401), the top center department fixedly connected with connecting pipe of ring slide (401), the one end fixedly connected with screw thread post handle (402) that ring slide (401) was kept away from to the connecting pipe, ring slide (401) sliding connection has screw thread post (4), screw thread post (4) pass connecting pipe, screw thread post handle (402) in proper order, screw thread post (4) stretch out rotatory arc through-hole (201), screw thread post (4) and screw thread post handle (402) threaded connection, the one end fixedly connected with end pressure disk (5) of screw thread post handle (402) are kept away from to screw thread post (4);
the top surface of the bottom pressing plate (5) is in a convex arc shape, a through hole (503) is formed in the center of the top surface of the bottom pressing plate (5), the center rotating shaft (301) penetrates through the through hole (503), and a feeding inner hole (502) is formed in the position, below the feeding hopper (202), of the top surface of the bottom pressing plate (5);
the bottom surface of bottom pressure disk (5) is located feed inner port (502) edge fixedly connected with a plurality of sloping blocks (501), a plurality of sloping blocks (501) are around feed inner port (502) edge equidistance setting, sloping blocks (501) slope in feed inner port (502).
2. The preparation method of the millet congee freeze-dried block with the stomach warming effect according to claim 1, wherein the bottom surface of the bottom pressing plate (5) is horizontally arranged, the vertical side surfaces of the inclined blocks (501) are respectively arranged in a sharp shape, and the bottom surface diameter of the bottom pressing plate (5) is smaller than the inner diameter of the column cavity (1).
CN202211074443.6A 2022-09-03 2022-09-03 Preparation method and homogenizing equipment of millet congee freeze-dried block with stomach warming effect Active CN115486516B (en)

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