CN102210427B - Production method and device of bran meal - Google Patents
Production method and device of bran meal Download PDFInfo
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- CN102210427B CN102210427B CN2011101161191A CN201110116119A CN102210427B CN 102210427 B CN102210427 B CN 102210427B CN 2011101161191 A CN2011101161191 A CN 2011101161191A CN 201110116119 A CN201110116119 A CN 201110116119A CN 102210427 B CN102210427 B CN 102210427B
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- rice
- leaching
- conveying worm
- pellet
- chaff
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- 238000004519 manufacturing process Methods 0.000 title abstract description 20
- 235000012054 meals Nutrition 0.000 title abstract description 5
- 241000209094 Oryza Species 0.000 claims abstract description 59
- 235000007164 Oryza sativa Nutrition 0.000 claims abstract description 59
- 235000009566 rice Nutrition 0.000 claims abstract description 59
- 238000002386 leaching Methods 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 6
- 238000005469 granulation Methods 0.000 abstract description 13
- 230000003179 granulation Effects 0.000 abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 239000002994 raw material Substances 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000012216 screening Methods 0.000 abstract description 3
- 239000008187 granular material Substances 0.000 abstract 2
- 239000008188 pellet Substances 0.000 description 25
- 239000000463 material Substances 0.000 description 8
- 239000002245 particle Substances 0.000 description 7
- 238000012545 processing Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 239000002904 solvent Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002932 luster Substances 0.000 description 3
- 239000011236 particulate material Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
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Abstract
The invention discloses a production method and device of bran meal. The method comprises rice bran (raw material) screening and separation, granulation with a granulator, drying with a dryer and leaching, wherein the water content of the granules dried by the dryer is controlled to be less than or equal to 9 wt% before the leaching process. After being dried by the dryer, and the granules are conveyed to a leaching device for leaching through a spiral conveying device. The consumption of the raw material (rice bran) and energy consumption are low; the produced bran meal has high protein content, good comprehensive quality and bright color; moreover, equipment investment is small, and comprehensive benefits are high.
Description
Technical field: the present invention relates to grain processing field, the particularly production method of the chaff dregs of rice and device.
Background technology: the chaff dregs of rice claim again rice bran meal, it is the important source material of Feed Manufacturing, at present the chaff dregs of rice are take rice bran or claim oily chaff to produce as raw material, and rice bran is the byproduct in paddy processing rice process, and during the existing chaff dregs of rice were produced, the energy consumption that the chaff dregs of rice are produced was large, the loss of raw material rice bran is large, the equal Shortcomings in aspect such as the chaff cake protein matter content of producing simultaneously, product comprehensive quality, comprehensive production cost is high, and benefit is low.
Existing production method equipment investment is relatively large on the other hand, and the granulation in apparatus, stopping up very easily appears in the steam inlet port when modified, and the steam circulation does not freely cause energy consumption large.as Chinese patent application number be 200910071263.0 " processing methods of low denatured rice bran meal " its be take rice bran as raw material, use granulator granulation, control the modified time, the granulation diameter is large thereby produce the pellet particle and also reach more greatly the water content of material more than 12 ﹪, then enter the drying machine drying, by the control medium temperature, blast, flow, wind speed etc. are processed material, be delivered to again infuser, carry out low-temp extraction with solvent, control the extraction time of solvent, temperature is waited until at last and is made the chaff dregs of rice with the last desolventizing of evaporator evaporation, the moisture content that pellet enters into leaching device reaches 12-14 ﹪, water content is high, its equipment investment is large, quality control is difficult, production cost is high.
Summary of the invention: the present invention will provide a kind of production method of the chaff dregs of rice and device, and its raw rice bran consumes low, and energy consumption is little, and the chaff cake protein content of producing is high, and product comprehensive quality is good, and color and luster is good, and equipment investment is little, and comprehensive benefit is high.
The production method of the chaff dregs of rice of the present invention take rice bran as raw material, comprises rice bran selection by winnowing, separation, the prilling granulator granulation, and the pellet water content≤9wt% that enters the leaching operation after drying is controlled in pellet oven dry and leaching.
The production method of the described chaff dregs of rice is controlled and is entered pellet temperature 50-65 ℃ that leaches operation.
The production method of the described chaff dregs of rice directly is delivered in the leaching device that leaches operation by helix transporting device after the pellet drying of being produced by prilling granulator.
A kind of process units of the chaff dregs of rice comprises rice bran Winnowing separator, prilling granulator, drying unit and leaching device, is provided with helix transporting device between its drying unit and leaching device.
The process units of the chaff dregs of rice of the present invention is that the compression ratio of the described prilling granulator of control is 1:4-9; Ring die throat diameter 1.5-3mm.
The process units of the described chaff dregs of rice, described prilling granulator comprise feeding conveyor and the modified conveying worm that is attached thereto, and are provided with steam inlet tube on modified conveying worm.
The process units of the described chaff dregs of rice, described steam inlet tube are located in the middle part of modified conveying worm.
The process units of the described chaff dregs of rice, described feeding conveyor are quantitative conveying worm.
The comprehensive production cost of the chaff dregs of rice that adopts technical solution of the present invention and device to produce is low, and good product quality, protein content reach more than 18%, and color and luster is good, and during production, the low low equipment investment of energy resource consumption, save cost of investment.
Utilize the inventive method by controlling the pellet water content after oven dry; thereby reach production high-quality chaff dregs of rice purpose; and pass through existing chaff dregs of rice process units; helix transporting device, and the compression ratio of the comminutor of material, and the heating steam inlet port is improved; make steam enter unobstructed difficult obstruction; significantly reduce steam consumption, energy savings also can reach the purpose of controlling the rear pellet moisture content of oven dry, significantly reduces production costs simultaneously.
With production method of the present invention and device, the chaff dregs of rice of production, per diem the output of 100 tons of items for disposal is calculated, and can improve day more than the rate of cracking rice reaches 15 ﹪, and the protein content of producing the chaff dregs of rice can improve 1.5 ﹪, and calculate by present market price to increase more than 6000 yuan of economic benefits more.
Use the chaff dregs of rice of the inventive method and device production after testing, all technical such as following table 1:wt%.
Table 1
| Project | Index |
| Protein content | 18.03% |
| Coarse ash | 6.01% |
| Crude fibre | ≦8% |
| Moisture content | 12% |
| Residual oil | 0.5-0.6% |
Chaff dregs of rice production method of the present invention technological process is as follows: the broken separation → granulation of rice bran → screening → chaff → oven dry → conveyer conveying → leaching device → chaff dregs of rice → chaff dregs of rice product.
Description of drawings:
Fig. 1 process units schematic flow sheet of the present invention;
Fig. 2 is steam inlet port schematic diagram in prilling granulator 1 granulation process;
In figure in 1,2,1. prilling granulator, 2. dryer, 3. pellet conveying worm, the modified conveying worm of 3a., 4. motor, 5. feed hopper 6. spiral propellers, 7. leaching device, 8. feeding conveyor, 9. tube connector, 10. body, 11. steam inlet tubes.
The specific embodiment:
As shown in Figure 1, 2, rice bran is made the broken separation of chaff through selection by winnowing, the rice bran after separating carries out granulation with prilling granulator, and the described materials device 1 of making comprises feeding conveyor 8 and the tube connector 9 that is connected feeding conveyor 8 and modified conveying worm 3a; First rice bran is entered into the modified conveying worm 3a modified conveying worm 3a in inherence with small-sized quantitative conveying worm conveying through tube connector 9 and namely is commonly called as large auger medium position and establishes steam inlet tube 11 with feeding conveyor 8 is general, with steam, the rice bran material that enters in modified conveying worm 3a is carried out modifier treatment, granulation; The ring die throat diameter of controlling comminutor is 1.5-3mm, compression ratio is controlled between 1:4-1:9, the pellet produced of device is less than existing methods through the pellet diameter of granulator granulation output like this, due to water content after making pellet drying machine 2 drying and processings that materials device 1 produces generally at 10-14 wt %; The pellet of producing entered into by the feed hopper 5 on pellet conveying worm 3 start in the body 10 of pellet conveying worm 3 that motor 4 drives that spiral propeller 6 on it rotates that the pellet that makes the body inner chamber stirs and when being delivered to leaching device 7 water content of pellet be reduced to below 8 wt %, and control and to make pellet enter temperature in leaching device 7 50-65 ℃ of left and right, pellet is solvent impregnated through leaching device 7, through subsequent evaporation, the processing such as solvent precipitation namely get chaff dregs of rice product again.
after rice bran granulation at present, with the rice bran pellet moisture content after existing plate dryer generally at 10-14%, if deliver to the leaching device case or directly drop to the leaching device case after the elevator lifting through entering into grader leveling blade after elevator, the grader leveling blade inner surface particle part moisture content that can leave in steady course of conveying, and in the particulate material of following bottom, moisture content still remains in particle, and the buffer bin moisture content that particulate material enters into leaching device differs greatly, dregs of rice Residual oil after directly impact is leached, and solvent consumption, general rice bran granulation leaching moisture content should remain on below 8% is advisable, and conveying worm claims cage particle in course of conveying to stir with the rotation of strand leaf.This moment because of the particle self-temperature more than 120 ℃, moisture content sharply volatilization in stirring course of conveying in particle, cage is longer, the volatilization effect is better, this moment, the rice bran particulate material moisture content of water content 14% can plunge below 8%, if carry cage longer, the plate dryer heating surface (area) (HS is can corresponding minimizing a lot, or heating steam pressure can be reduced to original steam pressure half, can reduce certain energy consumption so again.More valuable is that the chaff dregs of rice are white especially after cage aproll part, because in particle, grease extracts clean.
Improve on the other hand ring die throat diameter and the compression ratio of comminutor, the chaff dregs of rice appearance luster of producing like this is better whiter, and Residual oil content reduces approximately 0.5% left and right, and protein content is high.
Embodiment 1Mass ratio
take rice bran as raw material, rice bran is delivered to after the broken separating treatment of screening chaff and carries out granulation in prilling granulator 1, the ring die throat diameter 2.5mm of comminutor, compression ratio is 1:8, being provided with steam inlet tube 11 steam at the medium position of modified conveying worm 3a enters in modified conveying worm 3a material is heated, the pellet of producing through prilling granulator 1 with dryer 2 be generally plate dryer dry to the moisture content water content be 10-14%, with pellet conveying worm 3, pellet is delivered in leaching device 7 again, the water content of pellet reduces to 8%, temperature is 55 ℃ and enters into leaching device 7, the wet dregs of rice of pellet general designation are chaff dregs of rice product through processing such as follow-up desolventizings again after leaching processing.
Claims (2)
1. the process units of chaff dregs of rice, comprise rice bran Winnowing separator, its ring die throat diameter of prilling granulator 1.5-3mm, drying unit and leaching device, it is characterized in that being provided with helix transporting device between drying unit and leaching device; Described prilling granulator comprises feeding conveyor and the modified conveying worm that is attached thereto, and is provided with steam inlet tube on modified conveying worm, and described steam inlet tube is located in the middle part of modified conveying worm, and the compression ratio of controlling simultaneously described prilling granulator is 1:4-9.
2. according to the process units of the chaff dregs of rice claimed in claim 1, it is characterized in that described feeding conveyor is quantitative conveying worm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101161191A CN102210427B (en) | 2011-05-06 | 2011-05-06 | Production method and device of bran meal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101161191A CN102210427B (en) | 2011-05-06 | 2011-05-06 | Production method and device of bran meal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102210427A CN102210427A (en) | 2011-10-12 |
| CN102210427B true CN102210427B (en) | 2013-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101161191A Expired - Fee Related CN102210427B (en) | 2011-05-06 | 2011-05-06 | Production method and device of bran meal |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2053546U (en) * | 1989-06-20 | 1990-02-28 | 周和平 | Split flow multistage winnowing type separator for chaff and crushed rice |
| CN101536727A (en) * | 2009-04-10 | 2009-09-23 | 河南华泰粮油机械工程有限公司 | Production method for extracting and separating protein from rice bran |
| CN201341390Y (en) * | 2009-02-16 | 2009-11-11 | 信阳市浉河区华东粮业综合有限责任公司 | Complete equipment for industrialized production of rice bran oil |
| CN101773198A (en) * | 2009-01-09 | 2010-07-14 | 曾繁兴 | Processing method of low denatured rice bran meal |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202059970U (en) * | 2011-05-06 | 2011-12-07 | 胡黎明 | Bran dreg production device |
-
2011
- 2011-05-06 CN CN2011101161191A patent/CN102210427B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2053546U (en) * | 1989-06-20 | 1990-02-28 | 周和平 | Split flow multistage winnowing type separator for chaff and crushed rice |
| CN101773198A (en) * | 2009-01-09 | 2010-07-14 | 曾繁兴 | Processing method of low denatured rice bran meal |
| CN201341390Y (en) * | 2009-02-16 | 2009-11-11 | 信阳市浉河区华东粮业综合有限责任公司 | Complete equipment for industrialized production of rice bran oil |
| CN101536727A (en) * | 2009-04-10 | 2009-09-23 | 河南华泰粮油机械工程有限公司 | Production method for extracting and separating protein from rice bran |
Non-Patent Citations (2)
| Title |
|---|
| 李宁等.米糠浸出油厂糠粞分离的必要性及其工艺探讨.《中国油脂》.2006,第31卷(第1期),第23-26页. * |
| 陈顺友等.制粒.《畜禽养殖场规划设计与管理》.中国农业出版社,2009,第182页倒数第1段至183页第一段. * |
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| CN102210427A (en) | 2011-10-12 |
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Owner name: GAOAN WEIHUI TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HU LIMING Effective date: 20130828 |
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Effective date of registration: 20130828 Address after: 330800 Jiangxi gaoanshi Nie Wei Jun Yang Jie ban Patentee after: High security Wei Wei Technology Co., Ltd. Address before: 330800, No. 339, Gao An Road, Gao An City, Jiangxi, Yichun Patentee before: Hu Liming |
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