CN108338326A - A kind of more cereal nutrient granular noodles of instant infant and preparation method thereof - Google Patents

A kind of more cereal nutrient granular noodles of instant infant and preparation method thereof Download PDF

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Publication number
CN108338326A
CN108338326A CN201810198004.3A CN201810198004A CN108338326A CN 108338326 A CN108338326 A CN 108338326A CN 201810198004 A CN201810198004 A CN 201810198004A CN 108338326 A CN108338326 A CN 108338326A
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black
particle
infant
instant
powder
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谢岩黎
张春雨
王小丽
赵文红
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Henan University of Technology
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Henan University of Technology
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, 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
    • A23L7/00Cereal-derived products; Malt products; Preparation or treatment thereof
    • A23L7/10Cereal-derived products
    • A23L7/161Puffed cereals, e.g. popcorn or puffed rice
    • A23L7/165Preparation of puffed cereals involving preparation of meal or dough as an intermediate step
    • A23L7/17Preparation of puffed cereals involving preparation of meal or dough as an intermediate step by extrusion
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, 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
    • A23L11/00Pulses, i.e. fruits of leguminous plants, for production of food; Products from legumes; Preparation or treatment thereof
    • A23L11/05Mashed or comminuted pulses or legumes; Products made therefrom
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, 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
    • A23L25/00Food consisting mainly of nutmeat or seeds; Preparation or treatment thereof
    • A23L25/30Mashed or comminuted products, e.g. pulp, pastes, meal, powders; Products made therefrom, e.g. blocks, flakes, snacks; Liquid or semi-liquid products
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, 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
    • A23L33/00Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/40Complete food formulations for specific consumer groups or specific purposes, e.g. infant formula
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

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  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Agronomy & Crop Science (AREA)
  • Botany (AREA)
  • Pediatric Medicine (AREA)
  • Mycology (AREA)
  • Cereal-Derived Products (AREA)

Abstract

The invention discloses a kind of instant more cereal nutrient granular noodles of infant and preparation method thereof, and the particle-surface is prepared by following raw material:Rye flour, black rice flour, black bean powder and black sesame powder, wherein the mass fraction of the rye flour is 65% 90%, and the mass ratio of the black rice flour, black bean powder and black sesame powder is 41.85:56.8:1.35;The particle-surface is prepared using extrusion.Particle-surface prepared by the present invention has the characteristics that digestibility is high, convenient, nutritive value is high, is suitable as the not perfect infants of digestive function.

Description

A kind of more cereal nutrient granular noodles of instant infant and preparation method thereof
Technical field
The present invention relates to field of food, and in particular to be suitable for infants instant more cereal nutrient granular noodles and its Preparation method.
Background technology
Diatery supplement is added for the growth of infant and its important, and addition diatery supplement can not only supplement the battalion that breast milk can not meet It supports, additionally aids the development of infant's perception, psychology, intelligence and cognition and capacity.According to the various physiological functions of infant The case where development, diatery supplement addition is a process, needs to account in terms of addition time and addition quality two, Different Month Infant adds variety classes, different amounts of diatery supplement, this development to infant's body, thinking, intelligence and cognition etc. It is most important.Infant at 4~6 months based on the diatery supplement of paste, such as rice flour;Infant's tooth starts to sprout within 7~8 months Go out, edible semisolid food, such as fettucelle, well-done congee, small noodles, the absorption easy to digest of these foods can take exercise Masticatory ability, while to ensure that infant can normally feed before 1 years old, balanced diet lays good basis.Child three years old Pervious digestive function is not perfect, and dietary structure and adult are variant, it is still necessary to edible suitable physical growth of children development and digestion The food of feature.
Infant's diatery supplement of mainstream is mainly rice flour, muddy flesh, vegetable puree etc. currently on the market, and mainly by overseas enterprise's needle It is seldom for the diatery supplement type of domestic infant's physical condition and eating habit to external infant's physical condition development and production. Although there is the particle-surface product for infant in the market, these products are produced according to the technique of traditional vermicelli, It could be eaten after needing boiling, and the problems such as that there are digestibilities is low, nutritive loss is serious, chewing is insufficient.
Chinese patent literature CN102696968A discloses a kind of miscellaneous beans cooking-free noodle of child form coarse cereals and preparation method, with Wheat flour, corn flour or niblet are major ingredient, mixed using allotment using oat, buckwheat, millet, black rice, red bean, mung bean as auxiliary material Conjunction, extrusion and molding drying prepare one kind suitable for 2-12 Sui child form cooking-free noodle, and product need not heat cooking, with temperature Water or pure water directly impregnate 15-25min, and it can be served.The cooking-free noodle brewing time is long, and unbalanced nutrition is nondigestible, system Standby technique is bad, is primarily adapted for use in 2-12 Sui children.
Chinese patent CN103181526B discloses a kind of five cereals various grains convenient nutritional granular wheaten food and preparation method thereof, adopts With plurality of raw materials such as oatmeal, millet powder, wheat flour, Job's tears powder, buckwheat, red bean, black soya beans, by granulation, explosion puffing drying, Select grain and etc. be prepared into particle wheaten food.The particle wheaten food mainly faces adult, nondigestible, prepares not fine, infant When edible, the problems such as to be easy that there are nutritive loss serious, chewing is insufficient.
Invention content
It is a primary object of the present invention to overcome the shortcomings of infant's particle-surface of existing vermicelli technique productions, one kind is provided Using various types of grain as raw material, using instant, high nutrition infant's particle-surface and preparation method thereof of extruding and puffing technology production, Solve existing 3 years old Infants Below diatery supplement there are digestibilities the problems such as low, nutritive loss is serious, chewing is insufficient.
In order to achieve the above objectives, the present invention uses following technical scheme:
A kind of more cereal nutrient granular noodles of instant infant, are made of following raw material:Rye flour, black rice flour, black bean powder And black sesame powder, wherein the mass fraction of the rye flour is 65%-90%, the black rice flour, black bean powder and black sesame powder Mass ratio be 41.85:56.8:1.35.
Further, the more cereal nutrient granular noodles of the instant infant, are made of the raw material of following mass fraction:It is black small Flour 80%, black rice flour 8.37%, black bean powder 11.36% and black sesame powder 0.27%.
Further, the black sesame powder is prepared by following steps:60-100 mesh sieve will be crossed after Semen sesami nigrum dries pulverizing, take Screenings;The black bean powder is prepared by following steps:60-100 mesh sieve, extracting screen underflow are crossed after black soya bean is crushed drying.
Further, the Semen sesami nigrum dries 20-50min under the conditions of 120-150 DEG C, then crushes;The black soya bean is first It crushes, then dries 20-50min under the conditions of 120-150 DEG C.
Further, the mass ratio of the black rice flour, black bean powder and black sesame powder is obtained by linear programming technique.
Further, the linear programming is as follows:
Respectively using the nutritional ingredient of black rice flour, black bean powder and black sesame powder as decision variable, with standard GB/T 10769- The content of the nutritional ingredient of supplementary food for infants is constraints in 2010, and set objectives function f (x), f (x)=1, wherein: F (x)=X1+X2+X3,X1、X2、X3The quality of black rice flour, black bean powder and black sesame powder point respectively in infant's particle surface compositions Number, is calculated using linear programming, obtains the mass ratio of the black rice flour, black bean powder and black sesame powder, and the infant assists food The nutritional ingredient of product includes protein, fat, zinc, calcium, iron, VB1, VB2 and total carbohydrate;
Further, the determination method of the triticale mass fraction:Said ratio is added in a certain amount of rye flour Black rice flour, in black bean powder and black sesame powder, the particle-surface is then prepared using the above method, with the hard of the particle-surface Based on degree, elasticity and chewiness index and sensory evaluation, the optimization mass fraction of the rye flour is obtained.
The preparation method of the above-mentioned more cereal nutrient granular noodles of instant infant, includes the following steps:
(1) raw material is mixed and is added water, then stirring 10-25min makes to be uniformly mixed, and obtains mixed material, described The moisture content of mixed material is 24-28wt%.
(2) extrusion:By the mixed material extrusion in step (1), 160-170 DEG C of temperature, screw rod are squeezed Rotating speed 7-13Hz obtains puffing mixture.
(3) it dries:By the puffing mixture in step (2) after molding is screened, the dry 6-10h at 50-70 DEG C, Obtain particle-surface.
Further, the moisture content of mixed material described in the step (1) is 24%.
Further, 165 DEG C of temperature, screw speed 10Hz are squeezed in the step (2).
Further, the grain size of particle-surface described in the step (3) is 0.45-0.9mm.
Further, integrated particle-surface molding machine, the particle-surface molding machine packet are used in the step (3) Cutter mechanism, vibrating screen mechanism, transport establishment and disintegrating mechanism are included, the cutter mechanism is set to the discharging of extruder Mouthful, the vibrating screen mechanism includes the first vibrating screen coordinated with the cutter mechanism, is set to below first vibrating screen The second vibrating screen and be set to the third vibrating screen of the pulverizer discharge port, the transport establishment includes being set to described the The first conveyer belt below one vibrating screen, be set to the second conveyer belt below first conveyer belt between disintegrating mechanism with And it is set to the third conveyer belt below second vibrating screen and third vibrating screen.
Further, first vibrating screen, the second vibrating screen and third vibrating screen are obliquely installed.
Further, the aperture of first vibrating screen is 1mm, and the aperture of second vibrating screen is 0.4mm, described the The aperture 0.4mm of three vibrating screens.
Further, the cutter mechanism include model element and with the matched cutter part of the model element, the model Part includes model slot and is set to the model trench bottom and is distributed along the circumference with die hole, and the cutter part includes swivelling chute, described Swivelling chute center is provided with rotary shaft, and the rotary shaft is circumferentially provided with cutter corresponding with the die hole.
Further, the die hole has been disposed radially multigroup.
Further, by the above method prepare the instant more cereal nutrient granular noodles of infant, containing below at Point:Calcium 3655.012mg/kg, iron 140.82mg/kg, selenium 10.15mg/kg and anthocyanidin 959.53mg/Kg.
The beneficial effects of the invention are as follows:Particle-surface of the present invention be one kind by various types of grain raw material through extrusion system The infant's diatery supplement obtained, has the characteristics that digestibility is high, convenient, nutritive value is high, it is still endless to be suitable as digestive function Kind infants.
The raw material that the particle-surface uses includes triticale, black rice, black soya bean and Semen sesami nigrum.Wherein, albumen in triticale Matter and iron, selenium and other trace elements content are above common wheat, and the unsaturated fatty acid content in Semen sesami nigrum is more than 70%, calcium, The content of iron, zinc and selenium is also very abundant;Black rice and black soya bean are rich in anthocyanidin, and anthocyanidin can improve the absorption of iron, improve baby children Youngster's hypoferric anemia.
Black rice, black soya bean and the mass ratio of Semen sesami nigrum are first obtained by linear programming technique, on the basis of the above, by described Hardness, elasticity and the chewiness index of particle-surface and sensory evaluation obtain the optimization content of triticale, final particle obtained Flour nutrition value is abundant, has instant characteristic, and meet battalion of the standard GB/T 10769-2010 to supplementary food for infants The daily nutritional need of the requirement and infant formed point shortens mix proportion scheme using this method and fixes time really and required Raw material, avoid a large number of experiments, saved mix proportion scheme and determined required cost.
In the formula of the particle-surface, triticale plays important function, particle obtained to the molding of the particle-surface Face has good sensory evaluation, helps to improve the appetite of infant, infant is made to feed.Moreover, prepared by the present invention Grain gelatinization degree 88.34%-94.63%, reconstitution rate 3.88-5.05, digestibility 86.62-92.89% there is nutrition to retain high The high feature with digestibility.
The particle-surface have it is instant, with edible after brewed in hot water 3-5min;The particle-surface digestibility is good, starch Digestibility is more than 92%, and far above four kinds raw material mixing directly brew, and also above traditional vermicelli process particulates face, are very beneficial for Infant's digests and assimilates before three years old;The particle-surface nutrient is abundant, including calcium, iron, selenium, unsaturated fatty acid, cyanine Element etc., wherein anthocyanidin content are up to 959.53mg/Kg, and iron content is up to 140.82mg/Kg, and anthocyanidin can improve the suction of iron It receives, improves infant iron deficiency anemia.
The particle-surface molding machine that the present invention uses uses integral structure, the device by the first vibrating screen that grain size is big Pulverizer is sent in the particle-surface of 1mm by the first conveyer belt and the second conveyer belt to crush, after crushing by third vibrating screen Particle-surface of the grain size more than 0.4mm retains, by the cooperation of the first vibrating screen and the second vibrating screen, by grain size 0.4-1mm it Between particle-surface be retained on the second vibrating screen.Second vibrating screen and the first vibrating screen are obliquely installed to third conveyer belt, are convenient for Particle-surface is sent into dry and packaging by third conveyer belt.The arrangement achieves the particle size range for controlling the particle-surface, nothings It need to be needed in addition individually to prepare corresponding production equipment according to production, save space, and whole process realizes certainly Dynamicization controls, and saves production cost.
Description of the drawings
Fig. 1 is the curve graph of rye flour mass fraction and sensory evaluation scores;
Fig. 2 is digestion rate versus time curve figure;
Fig. 3 is the front view of particle-surface molding machine;
Fig. 4 is the vertical view of particle-surface molding machine;
Fig. 5 is the structural schematic diagram of model element;
Fig. 6 is sectional views of the Fig. 5 along the directions A-A;
Fig. 7 is the structural schematic diagram of cutter part;
Fig. 8 is sectional views of the Fig. 7 along the directions B-B;
Fig. 9 is the structural schematic diagram of disintegrating mechanism.
First vibrating screen 1, the second vibrating screen 2, third vibrating screen 3, the first conveyer belt 4, the second conveyer belt 5, third transport Band 6, model slot 7, die hole 8, swivelling chute 9, rotary shaft 10, cutter 11, main body 12, pedestal 13, feed inlet 14, cooling water outlet 15, cooling water inlet 16, discharge port 17, extruder 18.
Specific implementation mode
With reference to embodiment, the invention will be further described.
Semen sesami nigrum is toasted into 40min for 140 DEG C in an oven, 80 mesh sieve is crushed, obtains the black sesame powder;By black bean powder 80 mesh of broken mistake sieves, and then 145 DEG C of baking 45min in baking oven, obtain the black bean powder.
Black sesame powder used in following embodiment and black bean powder are all made of above-mentioned preparation method.
A kind of more cereal nutrient granular noodles of instant infant, the determination of raw material proportioning
1, the determination of the mass ratio of black rice flour, black bean powder and black sesame powder
Black rice, black soya bean and the mass ratio of Semen sesami nigrum are calculated using linear programming technique and are obtained, and linear programming technique meets one group Linear restriction and the restrictive condition that variable is nonnegative number, according to the optimal value of setting object function, result of calculation is by EXCEL softwares Program obtains.It is as follows:
Determine the decision variable of the mass ratio
Decision variable refers to the nutritional ingredient of black rice flour in the particle-surface, black bean powder and each raw material of black sesame powder, is matched Side's design uses line law of planning.With reference to the daily nutritional need of existing national standard and infant, with protein, fat, carbon Hydrate, zinc, calcium, iron, VB1、VB2It is decision variable, the nutritional ingredient such as 1 institute of table with nutritional ingredients such as carbohydrate Show, the nutritional ingredient in the table 1 derives from《Chinese food nutrition methods》(Yang Yuexin is edited, BJ University Press, and 2010 Year publishes).
1 nutrient component meter of table (per 100g edible parts)
Determine object function
It is S=M to set up the particle-surface nutrient composition content function1X1+M2X2+M3X3, reaching nutrient composition content letter On the basis of number, set objectives function f (x), f (x)=1, wherein:F (x)=X1+X2+X3, S is the total amount of nutritional ingredient, M1、M2 And M3For the nutrient composition content of each raw material in the particle surface compositions, X1、X2And X3For each original in the particle surface compositions The mass fraction of material.
Determine constraints
According to the nutritional ingredient requirement of supplementary food for infants in GB10769-2010, battalion corresponding to the decision variable It forms and point is defined, it is contemplated that the practical application of formula, using protein, fat, energy zinc, calcium, iron, VB1、VB2With it is total The content of carbohydrate is determined as constraints.
The mass ratio that the black rice flour, black bean powder and black sesame powder are obtained by linear programming method is 41.85:56.8: 1.35, it is assumed that when the gross mass of the black rice flour, black bean powder and black sesame powder is 100g, calculate separately out protein, fat, energy Amount, zinc, calcium, iron, VB1、VB2With the content of total carbohydrate, and compared with the constraints, black soya bean, black rice and The total carbohydrate of Semen sesami nigrum is 2.89g/100kJ, the lower limiting value 4g/ of total carbohydrate in the constraints 100kJ and upper limit value are 6g/100kJ, i.e., the described black rice flour, black bean powder and the total carbohydrate content of black sesame powder do not have Meet setting value.
2, the determination of rye flour mass fraction
The addition of the rye flour is the molding key of infant's particle-surface, and the black rice, black soya bean and Semen sesami nigrum are total Carbohydrate does not meet the limit value in standard GB/T 10769-2010, and the addition of wheat flour can also play auxiliary and make With.
When the rye flour additive amount >=65%, particle-surface molding obtained is preferable, and original is carried out according to formula table 2 shown in Material prepares mixing, stirs 15min after then adding water to water content 28%, obtains mixed material, the mixed material that will be stirred evenly It is put into extruder, extruding condition:155 DEG C, screw speed 10Hz of temperature is squeezed, then passing through particle-surface molding machine will Granular material is made in the puffing mixture, and the granular material dry 8h at 65 DEG C, acquisition grain size is 0.45- Particle-surface described in 0.9mm.
The composition of raw materials table of 2 particle-surface of table
Hardness, elasticity and chewiness physical index and sensory evaluation test are carried out to particle-surface prepared by embodiment 1-6
The test method of hardness, three elasticity, chewiness physical indexs:The particle-surface for weighing certain mass, is rushed with boiling water Bubble after draining the water, is positioned in Texture instrument cylindrical drum, is measured up to no hard-core.Determination condition is as follows:Probe:P/50 is surveyed Preceding speed 2mm/s surveys medium velocity 1mm/s, speed 1mm/s after survey, compression degree 60%, compression triggering stress 5g, compression number: 2 times, compression time interval:2s.
3 sense organ evaluating meter of table
Test result:
The test result of 4 three physical indexs of table
Particle-surface sensory evaluation scores obtained by embodiment 1-6 are shown in Fig. 1, by table 4 and Fig. 1 it is found that the optimization of the particle-surface is matched Fang Wei:Rye flour 80%, black rice flour 8.37%, black bean powder 11.36% and black sesame powder 0.27% are sought by above-mentioned recipe calculation Component content is supported, the nutritional ingredient requirement of supplementary food for infants in standard GB/T 10769-2010 is substantially met, as a result sees Table 5.
The content of 5 optimization of C/C composites nutritional ingredient of table
A kind of preparation method of the more cereal nutrient granular noodles of instant infant, includes the following steps:
(1) according to the proportioning of rye flour 80%, black rice flour 8.37%, black bean powder 11.36% and black sesame powder 0.27% The raw material is mixed and is added water, then stirring 10-25min makes to be uniformly mixed, and obtains mixed material, the mixed material contains Water rate is 24-28wt%.
(2) extrusion:By the mixed material extrusion in step (1), 160-170 DEG C of temperature, screw rod are squeezed Rotating speed 7-13Hz obtains puffing mixture.
(3) it dries:The puffing mixture in step (2) is made 0.45-0.9mm's by particle-surface molding machine Then the granular material is dried 6-10h at 50-70 DEG C, obtains the particle-surface by granular material.
Influence of the extrusion expansion parameter to particle-surface, orthogonal test factor water are investigated according to Three factors-levels orthogonal test Flat table is as shown in table 6:
6 orthogonal test factor level table of table
It carries out matching powder according to the ratio of triticale 80%, black rice 8.37%, black soya bean 11.36%, Semen sesami nigrum 0.27%, according to Table 7 carries out extrusion and obtains puffing mixture, and particle then is made in the puffing mixture by particle-surface molding machine Shape material, the granular material dry 8h, acquisition grain size at 65 DEG C are 0.45-0.9mm particle-surfaces, and to the particle-surface It carries out gelatinization degree, reconstitution rate and digestibility to be tested, test result is shown in Table 7.
Test method:
Gelatinization degree, which measures, refers to GB/T 14490-2008;
Rehydration test:Sample 2g is put into the boiling water of 5 times of addition in cool-bag with cover, is capped, takes at random immediately Go out several particle-surfaces to be placed among two sheet glass, both hands compress, until being to squeeze infant's particle-surface without white core time of occurrence Rehydration time.
The extruding infant's particle-surface for weighing certain mass is placed in beaker, and 5 times of boiling water is added, kept the temperature in boiling water bath to After rehydration time, it is 2000r/min in condition, is centrifuged in the centrifuge of 15min, then with blotting paper the supernatant being centrifuged out Liquid is removed totally, is then calculated as follows:
Reconstitution rate={ (centrifuge tube+sediment quality)-(centrifuge tube+sample quality) }/sample quality
Digestibility measures:Total starch content, which measures, refers to GB 5009.9-2016
Content of reducing sugar is measured using 3,5- dinitrosalicylics acid system (DNS), specific as follows:
Infant's particle-surface is crushed, in the beaker for taking 1.5g and 50ml, the phosphate-buffered of a small amount of pH=6.9 is added Then liquid mixing is transferred in the colorimetric cylinder of 50ml and is settled to 25ml.The sample solution of preparation is 37 DEG C in isothermal vibration water-bath It preheats in 5min, a- amylase (300U/ml) and carbohydrase (2500U/ml) each 5ml is then added, in isothermal vibration water-bath In 37 DEG C, certain time 3h, boiling water bath enzyme deactivation 5min are hydrolyzed under conditions of 100r/min, by enzymolysis liquid at 3000r/min from Heart 20min, obtains hydrolyzate, and 0.5ml hydrolyzate distilled water is taken to dilute certain multiple, diluted sample 0.5ml is drawn, using DNS Method measures the absorbance A of hydrolyzate, from glucose standard curve (A=1.22035X-0.03104, R2=0.99962;Wherein X-glucose in milligrams number/mg, A-absorbance) in calculate hydrolyzate in glucose content, after obtaining glucose content, use 0.9 times of multiple calculates the percentage of hydrolysis starch.Calculation formula is as follows:
G --- the amount of glucose, mg in hydrolyzate;G0 --- the content of free glucose, mg;
C --- the amount of the glucose in standard curve, mg;The total volume of V --- hydrolyzate, ml;
F --- extension rate;The quality g of m --- sample;D --- total starch content %
Influence of the 7 extrusion condition of table to particle-surface performance
In table 7, KiSummation divided by 3 gained, R to correspond to level is i under factor gelatinization degree, reconstitution rate and digestibility are The maximum value of K subtracts minimum value under each factor, and R values are bigger, then it is bigger to the influence factor of particle-surface performance to correspond to factor, from It can be seen that influence factor C mixed materials moisture content influences maximum to particle-surface performance in table 7.
Comprehensive score is that corresponding embodiment measures the gelatinization degree, reconstitution rate and digestibility of particle-surface and measures the sum of numerical value, from As can be seen that 11 summation of embodiment scoring highest 189.71, i.e., be to squeeze 165 DEG C of temperature, screw rod in extrusion condition in table 7 The moisture content of rotating speed 10Hz, mixed material are 26wt%, and the performance of gained particle-surface is more excellent.
Embodiment 16
According to the optimum level obtained in table 7, according to rye flour 80%, black rice flour 8.37%, black bean powder 11.36%, The proportioning of black sesame powder 0.27% carries out matching powder, and 15min is stirred after adding water to water content 24wt%.The mixture that will be stirred evenly Material is put into extruder, extruding condition:165 DEG C, screw speed 10Hz of temperature is squeezed, puffing mixture is obtained, it is described swollen Change mixture and granular material is made through molding machine, then the granular material at 65 DEG C is dried to 8h, obtain grain size For the particle-surface of 0.45-0.9mm.Through said determination method, the particle-surface gelatinization degree 94.63%, reconstitution rate 5.05, digestibility 92.89%, comprehensive score 192.57.
The nutritional ingredient of 16 gained particle-surface of embodiment is tested using following methods:
Protein determination refers to GB 5009.5-2016;
Fat test refers to GB 5009.6-2016;
Fiber, which measures, refers to GB 5009.88-2014;
Carbohydrate measures and gross energy calculates and refers to GB 28050-2011;
Zinc, calcium, Fe and Ti refer to GB 5413.21-2010;
The measurement of selenium refers to GB 5009.93-2017;
Anthocyanidin is measured with reference to Hu Li, Zhong Lingli et al. document《High performance liquid chromatography measures in grain, vegetables and fruit Anthocyanidin》.
Test result is shown in Table 8
8 particle-surface nutrient component meter of table
As can be seen from Table 8, the particle-surface nutrient is abundant, including calcium, iron, selenium and anthocyanidin, wherein anthocyanidin Content is 959.5289mg/Kg.
Comparative example 1
The more cereal nutrient granular noodles of infant are made using the best processing technology condition in embodiment 16, separately according to implementation After mixed material is made in feedstock processing, proportioning, amount of water in example 16, traditional vermicelli technique productions tradition vermicelli process particulates are used Face carries out Effect On Gelatinization Characteristics, digestion rate, digestibility test.
Wherein traditional vermicelli technique is to make mixed material shape on the basis of the raw material proportioning of embodiment 16, material moisture At dough, vermicelli process particulates face is obtained by rolling, molding and drying.
Effect On Gelatinization Characteristics, which measure, refers to GB/T 14490-2008;
Digestibility rate and digestibility use above-mentioned digestibility assay method.
Effect On Gelatinization Characteristics test result is shown in Table 9:
9 Effect On Gelatinization Characteristics tables of data of table
Digestion rate is shown in that Fig. 2, a represent Rough Particles face raw material, and b represents traditional vermicelli process particulates face, and c, which is represented, to be squeezed Press swelling granular face;
Digestibility test result is shown in Table 10:
10 3 kinds of material digestibilities (3h) of table
As can be known from Table 9, in Effect On Gelatinization Characteristics, the time to peak of extrusion material is minimum, shorter the time required to gelatinization, symbol Close the positioning of instant infant food;Compared with traditional vermicelli process particulates face, the peak viscosity of extrusion material and decaying It is worth higher, recycled LDPE smaller illustrates that extrusion material has better food flavor, the stability after gelatinization more preferable.
As can be known from Fig. 2, the digestion rate (c) of extrusion particle-surface is higher than the digestion speed in traditional vermicelli process particulates face Rate (b) shows that Extrusion Products are more suitable for infants.
As can be known from Table 10, during digestibility measures, Extrusion Products 3h digestibilities are higher than traditional vermicelli process particulates face, Show that Extrusion Products are more suitable for infants.
Embodiment 17
Such as Fig. 3-9, the particle-surface molding machine includes cutter mechanism, vibrating screen mechanism, transport establishment and disintegrating mechanism, The cutter mechanism is set to the discharge port 17 of extruder 18, and the vibrating screen mechanism includes coordinating with the cutter mechanism The first vibrating screen 1, be set to the second vibrating screen 2 of the lower section of first vibrating screen 1 and be set on the disintegrating mechanism The aperture of third vibrating screen 3, first vibrating screen 1 is 1mm, and the pore size of second vibrating screen 2 is 0.4mm, described The aperture 0.4mm of third vibrating screen 3, first vibrating screen 1, the second vibrating screen 2 and third vibrating screen 3 are obliquely installed.It is described Transport establishment includes being set to the first conveyer belt 4 below 1 tail end of the first vibrating screen, being set to first conveyer belt 4 It the second conveyer belt 5 between lower section and disintegrating mechanism and is set to below 3 tail end of second vibrating screen 2 and third vibrating screen Third conveyer belt 6, first vibrating screen 1 tilts to first conveyer belt 4, second vibrating screen 2 and third vibration Sieve 3 is tilted to the third conveyer belt 6.
The cutter mechanism include model element and with the matched cutter part of the model element, the model element includes model Slot 7 and be set to 7 bottom of model slot and be distributed along the circumference with die hole 8, the die hole 8 be disposed radially it is multigroup, it is described to cut Knife includes swivelling chute 9, and 9 center of the swivelling chute is provided with rotary shaft 10, and the rotary shaft 10 is circumferentially provided with and the mould 8 corresponding cutter 11 of hole.
The disintegrating mechanism includes main body 12, and the lower end of the main body 12 is provided with pedestal 13, and 12 upper end of the main body is leaned on A nearly side position is provided with feed inlet 14, and the feed inlet 14 and the second conveyer belt 5 coordinate, close to feed inlet in the main body 12 14 side upper end is provided with cooling water outlet 15, and other side lower end is provided with cooling water inlet 16, and the main body 12 is under The position at end is provided with discharge port 17, and the third vibrating screen 3 is arranged in the lower end of the discharge port 17.
The application method of the particle-surface molding machine molding machine:Cutter mechanism is mounted on going out for extruder 18 Material mouth, granular material obtained is fallen on first vibrating screen 1, and described second is fallen on less than the granular material of 1mm On vibrating screen 2, second vibrating screen 2 remains larger than the granular material of 0.4mm;More than 1mm's on first vibrating screen 1 Particle-surface is sent to second conveyer belt 5 by the first conveyer belt 4, is then sent into the charging by second conveyer belt 5 In mouth 14, crushed by the disintegrating mechanism, the granular material after crushing falls on third vibrating screen 3 by discharge port 17 On, third vibrating screen 3 remains larger than the granular material of 0.4mm, the particle on second vibrating screen 2 and third vibrating screen 3 Shape material sends to dry and packaging by third conveyer belt 6.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, this field is common Other modifications or equivalent replacement that technical staff makes technical scheme of the present invention, without departing from technical solution of the present invention Spirit and scope, be intended to be within the scope of the claims of the invention.

Claims (9)

1. a kind of more cereal nutrient granular noodles of instant infant, which is characterized in that be made of the raw material of following mass fraction:It is black small The mass ratio of flour 65%-90%, black rice flour, black bean powder and black sesame powder are 41.85:56.8:1.35.
2. the more cereal nutrient granular noodles of instant infant according to claim 1, it is characterised in that:By following mass fraction Raw material be made:Rye flour 80%, black rice flour 8.37%, black bean powder 11.36% and black sesame powder 0.27%.
3. the more cereal nutrient granular noodles of instant infant according to claim 1 or 2, it is characterised in that:The Semen sesami nigrum Powder is prepared by following steps:60-100 mesh sieve, extracting screen underflow will be crossed after Semen sesami nigrum dries pulverizing;The black bean powder is by following steps It prepares:60-100 mesh sieve, extracting screen underflow are crossed after black soya bean is crushed drying.
4. the more cereal nutrient granular noodles of instant infant according to claim 3, it is characterised in that:The Semen sesami nigrum exists 20-50min is dried under the conditions of 120-150 DEG C, is then crushed;The black soya bean first crushes, and is then dried under the conditions of 120-150 DEG C 20-50min。
5. the more cereal nutrient granular noodles of instant infant according to claim 1, it is characterised in that:It is the black rice flour, black The mass ratio of bean powder and black sesame powder is obtained by linear programming technique.
6. a kind of preparation method of the instant more cereal nutrient granular noodles of infant as described in any one in claim 1-5, special Sign is, includes the following steps:
(1)The raw material is mixed and is added water, then stirring 10-25min makes to be uniformly mixed, and obtains mixed material, the mixing The moisture content of material is 24-28wt%;
(2)Extrusion:By step(1)In the mixed material extrusion, squeeze 160-170 DEG C of temperature, screw speed 7-13Hz obtains puffing mixture;
(3)Drying:By step(2)In the puffing mixture at 50-70 DEG C dry 6-10h, obtain particle-surface.
7. the preparation method of the more cereal nutrient granular noodles of instant infant according to claim 6, it is characterised in that:It is described Step(1)In, the moisture content of the mixed material is 24wt%.
8. the preparation method of the more cereal nutrient granular noodles of instant infant described according to claim 6 or 7, it is characterised in that: The step(2)In, 165 DEG C of the extruding temperature, screw speed 10Hz.
9. the preparation method of the more cereal nutrient granular noodles of instant infant according to claim 6, it is characterised in that:It is described Step(3)In, the grain size of the particle-surface is 0.45-0.9mm.
CN201810198004.3A 2018-03-09 2018-03-09 A kind of more cereal nutrient granular noodles of instant infant and preparation method thereof Pending CN108338326A (en)

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CN108522998A (en) * 2018-05-03 2018-09-14 郑州琼佩电子技术有限公司 A kind of more cereal nutritional granular diatery supplement of infant
CN108576597A (en) * 2018-05-03 2018-09-28 郑州琼佩电子技术有限公司 A kind of preparation method of the more cereal nutritional granular diatery supplement of infant
CN109757658A (en) * 2019-01-25 2019-05-17 湖北省戴氏食品科技有限公司 A kind of intelligence development nutrition infant's particle-surface and preparation method thereof
CN110179059A (en) * 2019-06-19 2019-08-30 上海京元食品有限公司 A kind of particle-surface and its processing technology suitable for infants
CN113170856A (en) * 2021-04-28 2021-07-27 山丹县治鹰农业科技有限公司 Black millet instant porridge powder and preparation method thereof
CN113575938A (en) * 2021-08-10 2021-11-02 广东聚谷来健康食品有限公司 Instant Wuhei cereal block and preparation method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108522998A (en) * 2018-05-03 2018-09-14 郑州琼佩电子技术有限公司 A kind of more cereal nutritional granular diatery supplement of infant
CN108576597A (en) * 2018-05-03 2018-09-28 郑州琼佩电子技术有限公司 A kind of preparation method of the more cereal nutritional granular diatery supplement of infant
CN109757658A (en) * 2019-01-25 2019-05-17 湖北省戴氏食品科技有限公司 A kind of intelligence development nutrition infant's particle-surface and preparation method thereof
CN110179059A (en) * 2019-06-19 2019-08-30 上海京元食品有限公司 A kind of particle-surface and its processing technology suitable for infants
CN113170856A (en) * 2021-04-28 2021-07-27 山丹县治鹰农业科技有限公司 Black millet instant porridge powder and preparation method thereof
CN113575938A (en) * 2021-08-10 2021-11-02 广东聚谷来健康食品有限公司 Instant Wuhei cereal block and preparation method thereof

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Application publication date: 20180731