CN106858294A - A kind of preparation method of high-quality pre-gelatinized ourishing rice flour - Google Patents
A kind of preparation method of high-quality pre-gelatinized ourishing rice flour Download PDFInfo
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- CN106858294A CN106858294A CN201611144868.4A CN201611144868A CN106858294A CN 106858294 A CN106858294 A CN 106858294A CN 201611144868 A CN201611144868 A CN 201611144868A CN 106858294 A CN106858294 A CN 106858294A
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Abstract
The present invention relates to a kind of preparation method of high-quality pre-gelatinized ourishing rice flour, its preparation method is as follows：（1）Rice immersion is washed,（2）Water mill crushes to obtain slurry,（3）Slurry is squeezed into circulating line through underflow pump, being distributed into by material distributing machine carries out gelatinization drying in the cylinder surface hopper for having heated,（4）Crush,（5）By the gelatinized rice powder after crushing through pulse dust removal after, by pressure fan be transported to humidification cloth bag humidify,（6）Rotary strainer is transported to by auger to be classified；Ground rice finished product of the invention obtained has high nutrition, into paste property and adhesive property, and processing step is simple, and cost is small, and technological parameter is easily controllable, suitable for scale production.
Description
Technical field
The present invention relates to a kind of preparation method of high-quality pre-gelatinized ourishing rice flour, belong to food processing technology field.
Background technology
Rice is one of China's staple food crop, is easy to digest the characteristics of pre-gelatinized ourishing rice flour has instant
Rice food, with nutrition, health care, convenience, it is economical the characteristics of, be widely used in medicine, food, cosmetics, feed, oil
Many industries such as drilling well, metal casting, weaving, papermaking.
Pregelatinized rice flour production method generally uses 1 in the prior art）Spray-on process：In continous way jet cooking device, use
High steam is allowed to be gelatinized with ground rice breast mixing, and rapid draing of then spraying is made pregelatinized rice flour, but this method production cost
It is higher, it is difficult to control process conditions；2) extrusion：Using screw extrusion machine, the water content 15-20% that will be mixed up in advance
Wet rice flour noodles are added in extruder, and ground rice produces heat and is gelatinized through helical axis friction extruding, is then 1 ~ 10 milli by aperture
The aperture high pressure extrusion of rice, once the instantaneous expansion drying of material in air is entered, size-reduced, screening obtains final product pre-gelatinized starch,
Because the shearing force by high intensity, product viscosity decline, the solubility than drum process product is big, it is difficult to meet quality requirements.
The content of the invention
The purpose of the present invention is directed to the defect of prior art, there is provided a kind of preparation side of high-quality pre-gelatinized ourishing rice flour
Method, with high nutrition, into paste property and adhesive property, and processing step is simple, and cost is small, and technological parameter is easily controllable, suitably
Large-scale production.
The present invention is achieved by the following technical solutions：
A kind of preparation method of high-quality pre-gelatinized ourishing rice flour, its preparation method is as follows：
（1）Wash rice immersion：After rice material is cleaned, feeding soaking barrel soaks 3 ~ 4h；
（2）Water mill is crushed：Will be through step（1）Rice material slurry is crushed to obtain by levigator, by slurry by 30 μm sieve, remove
Thick impurity is removed, and high-order tank retention is squeezed into by stock pump；
（3）Gelatinization drying：Slurry is squeezed into circulating line through underflow pump, the cylinder surface hopper for having heated is distributed into by material distributing machine
Gelatinization drying is inside carried out, and according to vapour pressure, thickness of feed layer regulation rotating speed, drum rotation speed is controlled in 900 ~ 1200 r/min；
（4）Crush：It is sheet-like article through the gelatinized rice powder after gelatinization drying, it is scraped into defeated equipped with level from roller through scraper
Send in the hopper of machine, pipeline is delivered to by horizontal conveyer, by once being crushed in pipeline input pulverizer；
（5）Humidification：Will once crush after gelatinized rice powder through pulse dust removal after, humidification cloth bag is transported to by pressure fan, it is used
Pure water after filter is uniformly humidified, and gelatinized rice powder reclaimed water sub-control is made as 8.0% ~ 12.0% after humidification；
（6）Sieving：The gelatinized rice powder after humidification is transported into rotary strainer by auger to be classified, the part that will be sifted out is returned to powder
Broken machine carries out separating twice, until finished product is obtained by rotary strainer, mesh >=65% of finish fineness 40 ~ 100, and under 100 mesh sieves≤35%.
A kind of preparation method of above-mentioned high-quality pre-gelatinized ourishing rice flour, wherein, in the soaking barrel pH value be 5.5 ~
5.8。
A kind of preparation method of above-mentioned high-quality pre-gelatinized ourishing rice flour, wherein, step（2）Middle powder slurry concentration control is big
17 ~ 18 ° of Be of rice flower milk, 18 ~ 19 ° of Be of glutinous rice slurry.
A kind of preparation method of above-mentioned high-quality pre-gelatinized ourishing rice flour, wherein, step（3）Middle roller heating uses steam
Heating, roller vapour pressure is 0.4 ~ 0.6MPa.
A kind of preparation method of above-mentioned high-quality pre-gelatinized ourishing rice flour, wherein, the rotating speed of the pulverizer is 800r/
min。
A kind of preparation method of above-mentioned high-quality pre-gelatinized ourishing rice flour, wherein, step（5）It is middle air-supply unit frequency be
38Hz, during pulse dust removal, the operating pressure of air compressor machine is controlled to 0.4 ~ 0.8 MPa.
Beneficial effects of the present invention are：
1）Using pre-gelatinized ourishing rice flour finished product obtained in preparation method of the present invention, without any additive, effectively
The intrinsic mellowness and nutritional ingredient of rice material are maintained, good palatability is more than 15%, gelatinization degree per 100g rich in protein content
More than 98%, with good into the good, caking property of paste property, rise thick time it is long the characteristics of, nutritional ingredient is uniform, exquisite in texture, it is easy to digest
Absorb, it is easy to the combination of other food, improve nutritive value and digestibility；2）The method overcome traditional puffed technique pair
Ground rice nutritional ingredient and viscous effects, and technological process is easy, simple to operate, with low cost, yield is high, suitable extensive raw
Produce, with wide market prospects.
Brief description of the drawings
Fig. 1 is present invention process flow chart.
Specific embodiment
Specific embodiment of the invention is described further with reference to the accompanying drawings and examples.
Rice material is rice, glutinous rice, and rice, glutinous rice meet GB1354 quality regulation requirements, and industrial water meets GB5749
Regulation requirement.
Embodiment 1
A kind of preparation method of high-quality pre-gelatinized ourishing rice flour, its preparation method is as follows：
（1）Wash rice immersion：After rice 1200g is cleaned, feeding soaking barrel immersion 3.5h, pH value is 5.6 in soaking barrel；
（2）Water mill is crushed：Will be through step（1）Rice slurry is crushed to obtain by levigator, by slurry by 30 μm sieve, remove
Thick impurity, and high-order tank retention is squeezed into by stock pump, powder slurry concentration is controlled in 17 ° of Be of rice slurry；
（3）Gelatinization drying：Slurry is squeezed into circulating line through underflow pump, the cylinder surface hopper for having heated is distributed into by material distributing machine
It is interior, gelatinization drying 15min is carried out at 100 DEG C, roller heating uses vapour heating 40min, and roller vapour pressure is 0.5MPa, according to
Vapour pressure, thickness of feed layer regulation rotating speed, make drum rotation speed control in 1000 r/min；
（4）Crush：It is sheet-like article through the gelatinized rice powder after gelatinization drying, it is scraped into defeated equipped with level from roller through scraper
Send in the hopper of machine, pipeline be delivered to by horizontal conveyer, by pipeline input pulverizer in once crushed, pulverizer turn
Speed is 800r/min；
（5）Humidification：Through pulse dust removal, the operating pressure of air compressor machine is controlled to gelatinized rice powder after once crushing during pulse dust removal
0.6 MPa, is then transported to humidification cloth bag by pressure fan, is uniformly humidified with the pure water after filtering, gelatinized rice powder after humidification
Reclaimed water sub-control is made as 10.0%；
（6）Sieving：The gelatinized rice powder after humidification is transported into rotary strainer by auger to be classified, the part that will be sifted out is returned to powder
Broken machine carries out separating twice, and the rotating speed of pulverizer is 800r/min, until obtain finished product 1000g by rotary strainer, finished product wrap up in full powder and
It is 85% partly to wrap up in the mesh of powder fineness 40 ~ 100, is 15% under 100 mesh sieves；
（7）Test package：Certified products are loaded into week by no bag net content 20g after finished product is checked by the regulation of Q/SQGM0001S
Turn bag, and be put in storage.
Embodiment 2
A kind of preparation method of high-quality pre-gelatinized ourishing rice flour, its preparation method is as follows：
（1）Wash rice immersion：After glutinous rice 1000g is cleaned, feeding soaking barrel immersion 4h, pH value is 5.7 in soaking barrel；
（2）Water mill is crushed：Will be through step（1）Glutinous rice slurry is crushed to obtain by levigator, by slurry by 30 μm sieve, remove
Thick impurity, and high-order tank retention is squeezed into by stock pump, powder slurry concentration is controlled in 18 ° of Be of glutinous rice slurry；
（3）Gelatinization drying：Slurry is squeezed into circulating line through underflow pump, the cylinder surface hopper for having heated is distributed into by material distributing machine
It is interior, gelatinization drying 15min is carried out at 120 DEG C, roller heating uses vapour heating 40min, and roller vapour pressure is 0.6MPa, according to
Vapour pressure, thickness of feed layer regulation rotating speed, make drum rotation speed control in 1200 r/min；
（4）Crush：It is sheet-like article through the gelatinized rice powder after gelatinization drying, it is scraped into defeated equipped with level from roller through scraper
Send in the hopper of machine, pipeline be delivered to by horizontal conveyer, by pipeline input pulverizer in once crushed, pulverizer turn
Speed is 800r/min；
（5）Humidification：Through pulse dust removal, the operating pressure of air compressor machine is controlled to gelatinized rice powder after once crushing during pulse dust removal
0.7MPa, is then transported to humidification cloth bag by pressure fan, is uniformly humidified with the pure water after filtering, after humidification in gelatinized rice powder
Moisture is controlled to 9.5%；
（6）Sieving：The gelatinized rice powder after humidification is transported into rotary strainer by auger to be classified, the part that will be sifted out is returned to powder
Broken machine carries out separating twice, and the rotating speed of pulverizer is 800r/min, until obtaining finished product 850g by rotary strainer, finished product wraps up in powder and half entirely
It is 80% to wrap up in the mesh of powder fineness 40 ~ 100, is 20% under 100 mesh sieves；
（7）Test package：Certified products are loaded into week by no bag net content 20g after finished product is checked by the regulation of Q/SQGM0001S
Turn bag, and be put in storage.
Embodiment 3
A kind of preparation method of high-quality pre-gelatinized ourishing rice flour, its preparation method is as follows：
（1）Wash rice immersion：After rice material 1400g is cleaned, feeding soaking barrel immersion 4h, pH value is 5.8 in soaking barrel；
（2）Water mill is crushed：Will be through step（1）Rice material slurry is crushed to obtain by levigator, by slurry by 30 μm sieve, remove
Thick impurity is removed, and high-order tank retention is squeezed into by stock pump, powder slurry concentration is controlled in 17 ° of Be of rice slurry, 19 ° of Be of glutinous rice slurry；
（3）Gelatinization drying：Slurry is squeezed into circulating line through underflow pump, the cylinder surface hopper for having heated is distributed into by material distributing machine
It is interior, gelatinization drying 13min is carried out at 130 DEG C, roller heating uses vapour heating 40min, and roller vapour pressure is 0.6MPa, according to
Vapour pressure, thickness of feed layer regulation rotating speed, make drum rotation speed control in 1100 r/min；
（4）Crush：It is sheet-like article through the gelatinized rice powder after gelatinization drying, it is scraped into defeated equipped with level from roller through scraper
Send in the hopper of machine, pipeline be delivered to by horizontal conveyer, by pipeline input pulverizer in once crushed, pulverizer turn
Speed is 800r/min；
（5）Humidification：Through pulse dust removal, the operating pressure of air compressor machine is controlled to gelatinized rice powder after once crushing during pulse dust removal
0.7 MPa, is then transported to humidification cloth bag by pressure fan, is uniformly humidified with the pure water after filtering, gelatinized rice powder after humidification
Reclaimed water sub-control is made as 8.5%；
（6）Sieving：The gelatinized rice powder after humidification is transported into rotary strainer by auger to be classified, the part that will be sifted out is returned to powder
Broken machine carries out separating twice, and the rotating speed of pulverizer is 800r/min, until obtaining finished product 1260g by rotary strainer, finished product wraps up in powder entirely
It is 68% partly to wrap up in the mesh of powder fineness 40 ~ 100, is 32% under 100 mesh sieves；
（7）Test package：Certified products are loaded into week by no bag net content 20g after finished product is checked by the regulation of Q/SQGM0001S
Turn bag, and be put in storage.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
Should all cover within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection domain of claims
It is defined.
Claims (6)
1. a kind of preparation method of high-quality pre-gelatinized ourishing rice flour, it is characterized by, its preparation method is as follows：
（1）Wash rice immersion：After rice material is cleaned, feeding soaking barrel soaks 3 ~ 4h；
（2）Water mill is crushed：Will be through step（1）Rice material slurry is crushed to obtain by levigator, by slurry by 30 μm sieve, remove
Thick impurity is removed, and high-order tank retention is squeezed into by stock pump；
（3）Gelatinization drying：Slurry is squeezed into circulating line through underflow pump, the cylinder surface hopper for having heated is distributed into by material distributing machine
Gelatinization drying is inside carried out, and according to vapour pressure, thickness of feed layer regulation rotating speed, drum rotation speed is controlled in 900 ~ 1200 r/min；
（4）Crush：It is sheet-like article through the gelatinized rice powder after gelatinization drying, it is scraped into defeated equipped with level from roller through scraper
Send in the hopper of machine, pipeline is delivered to by horizontal conveyer, by once being crushed in pipeline input pulverizer；
（5）Humidification：Will once crush after gelatinized rice powder through pulse dust removal after, humidification cloth bag is transported to by pressure fan, it is used
Pure water after filter is uniformly humidified, and gelatinized rice powder reclaimed water sub-control is made as 8.0% ~ 12.0% after humidification；
（6）Sieving：The gelatinized rice powder after humidification is transported into rotary strainer by auger to be classified, the part that will be sifted out is returned to powder
Broken machine carries out separating twice, until finished product is obtained by rotary strainer, mesh >=65% of finish fineness 40 ~ 100, and under 100 mesh sieves≤35%.
2. a kind of preparation method of high-quality pre-gelatinized ourishing rice flour as claimed in claim 1, it is characterized by, the soaking barrel
Interior pH value is 5.5 ~ 5.8.
3. a kind of preparation method of high-quality pre-gelatinized ourishing rice flour as claimed in claim 1, it is characterized by, step（2）In
Powder slurry concentration is controlled in 17 ~ 18 ° of Be of rice slurry, 18 ~ 19 ° of Be of glutinous rice slurry.
4. a kind of preparation method of high-quality pre-gelatinized ourishing rice flour as claimed in claim 1, it is characterized by, step（3）In
Roller heating uses vapour heating, and roller vapour pressure is 0.4 ~ 0.6MPa.
5. a kind of preparation method of high-quality pre-gelatinized ourishing rice flour as claimed in claim 1, it is characterized by, the pulverizer
Rotating speed be 800r/min.
6. a kind of preparation method of high-quality pre-gelatinized ourishing rice flour as claimed in claim 1, it is characterized by, step（5）In
Air-supply unit frequency is 38Hz, and during pulse dust removal, the operating pressure of air compressor machine is controlled to 0.4 ~ 0.8 MPa.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611144868.4A CN106858294A (en) | 2016-12-13 | 2016-12-13 | A kind of preparation method of high-quality pre-gelatinized ourishing rice flour |
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| CN201611144868.4A CN106858294A (en) | 2016-12-13 | 2016-12-13 | A kind of preparation method of high-quality pre-gelatinized ourishing rice flour |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110384202A (en) * | 2019-07-31 | 2019-10-29 | 南昌群元科技有限公司 | A kind of pre-gelatinized coke rice flour and preparation method thereof |
| CN111838547A (en) * | 2020-07-07 | 2020-10-30 | 安庆常润米业股份有限公司 | Production method of fast food with rice as main body |
| CN114586926A (en) * | 2022-03-03 | 2022-06-07 | 江西广来健康产业有限公司 | Probiotic organic rice flour and preparation method thereof |
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| CN102370138A (en) * | 2010-08-24 | 2012-03-14 | 曹镜明 | Clean production method of infant formula rice flour |
| CN102349607A (en) * | 2011-10-19 | 2012-02-15 | 澳优乳业（中国）有限公司 | Infant fruit meal and production method thereof |
| CN102429174A (en) * | 2011-12-19 | 2012-05-02 | 内蒙古伊利实业集团股份有限公司 | Nutritious buckwheat rice flour for children and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110384202A (en) * | 2019-07-31 | 2019-10-29 | 南昌群元科技有限公司 | A kind of pre-gelatinized coke rice flour and preparation method thereof |
| CN111838547A (en) * | 2020-07-07 | 2020-10-30 | 安庆常润米业股份有限公司 | Production method of fast food with rice as main body |
| CN114586926A (en) * | 2022-03-03 | 2022-06-07 | 江西广来健康产业有限公司 | Probiotic organic rice flour and preparation method thereof |
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