CN112293581A - Food-grade diatomite functional feed and preparation method and application thereof - Google Patents
Food-grade diatomite functional feed and preparation method and application thereof Download PDFInfo
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- CN112293581A CN112293581A CN202011104269.6A CN202011104269A CN112293581A CN 112293581 A CN112293581 A CN 112293581A CN 202011104269 A CN202011104269 A CN 202011104269A CN 112293581 A CN112293581 A CN 112293581A
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 150
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 51
- 229920000642 polymer Polymers 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 15
- 230000018044 dehydration Effects 0.000 claims abstract description 13
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 13
- 239000002245 particle Substances 0.000 claims abstract description 11
- 238000009835 boiling Methods 0.000 claims abstract description 9
- 238000005469 granulation Methods 0.000 claims abstract description 9
- 230000003179 granulation Effects 0.000 claims abstract description 9
- 239000012535 impurity Substances 0.000 claims abstract description 8
- 238000005507 spraying Methods 0.000 claims abstract description 4
- 238000000926 separation method Methods 0.000 claims abstract description 3
- 241001465754 Metazoa Species 0.000 claims description 20
- 235000013305 food Nutrition 0.000 claims description 9
- 235000013376 functional food Nutrition 0.000 claims description 6
- 244000144977 poultry Species 0.000 claims description 6
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 5
- 239000005909 Kieselgur Substances 0.000 claims description 5
- 229920001732 Lignosulfonate Polymers 0.000 claims description 5
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 5
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 5
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 5
- 239000002893 slag Substances 0.000 claims description 5
- 229920000881 Modified starch Polymers 0.000 claims description 4
- 235000019621 digestibility Nutrition 0.000 claims description 4
- 230000036039 immunity Effects 0.000 claims description 4
- 229920002472 Starch Polymers 0.000 claims description 3
- 230000004720 fertilization Effects 0.000 claims description 3
- 235000013372 meat Nutrition 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 239000008107 starch Substances 0.000 claims description 3
- 235000019698 starch Nutrition 0.000 claims description 3
- 229920002907 Guar gum Polymers 0.000 claims description 2
- 239000000665 guar gum Substances 0.000 claims description 2
- 229960002154 guar gum Drugs 0.000 claims description 2
- 235000010417 guar gum Nutrition 0.000 claims description 2
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 claims description 2
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 claims description 2
- 239000000126 substance Substances 0.000 abstract description 9
- 235000015097 nutrients Nutrition 0.000 abstract description 5
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- 241000206761 Bacillariophyta Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 208000019693 Lung disease Diseases 0.000 description 1
- 206010035664 Pneumonia Diseases 0.000 description 1
- 208000018569 Respiratory Tract disease Diseases 0.000 description 1
- 206010068956 Respiratory tract inflammation Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
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- 230000000035 biogenic effect Effects 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000002552 dosage form Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
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- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
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Images
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/20—Inorganic substances, e.g. oligoelements
- A23K20/28—Silicates, e.g. perlites, zeolites or bentonites
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
- A01K67/02—Breeding vertebrates
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/10—Organic substances
- A23K20/105—Aliphatic or alicyclic compounds
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/10—Organic substances
- A23K20/142—Amino acids; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/10—Organic substances
- A23K20/163—Sugars; Polysaccharides
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K50/00—Feeding-stuffs specially adapted for particular animals
- A23K50/70—Feeding-stuffs specially adapted for particular animals for birds
- A23K50/75—Feeding-stuffs specially adapted for particular animals for birds for poultry
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Animal Husbandry (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Birds (AREA)
- Environmental Sciences (AREA)
- Inorganic Chemistry (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Animal Behavior & Ethology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Fodder In General (AREA)
Abstract
The invention discloses a food-grade diatomite functional feed and a preparation method and application thereof, wherein the method comprises the following steps: selecting raw diatomite ore; crushing the diatomite raw ore, and removing impurities by air separation to obtain coarse diatomite powder; carrying out hot air dehydration and drying treatment on the roughly selected diatomite powder to obtain dried diatomite powder; crushing and grading to remove residues of the dried diatomite powder to obtain food-grade diatomite powder; and spraying a high molecular polymer solution and the food-grade diatomite powder, and carrying out boiling granulation and classification to obtain the food-grade diatomite functional feed. According to the preparation method of the food-grade diatomite functional feed, the diatomite is treated by the low-temperature dehydration and drying process, so that organic nutrient substances in the diatomite are retained to the maximum extent, the special microporous structure of diatomite particles is retained to the maximum extent, and the effect of the food-grade diatomite functional feed is guaranteed.
Description
Technical Field
The invention relates to the technical field of feed preparation, and particularly relates to a food-grade diatomite functional feed and a preparation method and application thereof.
Background
Diatomaceous earth is a biogenic siliceous sedimentary rock formed primarily by the remains of diatoms from unicellular aquatic plants. The chemical composition is mainly composed of amorphous SiO2The fertilizer consists of about 8 percent of organic matters and a plurality of trace elements. Under an electron microscope, the special porous structure of the diatomite particles can be observed, so that the diatomite particles have a plurality of special physical and chemical characteristics, mainly including large porosity, strong adsorbability, light weight, wear resistance, no toxicity, stable chemical characteristics, acid and alkali resistance and the like. The diatomite has wide application field and is applied to the industries of food, medicine, chemical industry, feed and the like. At present, a small amount of diatomite feed is supplied to the market, and mainly includes a diatomite calcined product and a diatomite calcined product which are calcined and roasted at high temperature, and the dosage form is powder.
In summary, the following problems exist in the preparation process of the diatomite feed: firstly, after the diatomite is calcined and roasted at high temperature, organic matters are lost, and nutrient substances are lost; secondly, after the diatomite is calcined and roasted at high temperature, the special porous structure of the diatomite particles is destroyed, and amorphous Si0 is made2Conversion to crystalline Si02The efficacy of the diatom feed is greatly reduced; thirdly, the diatomite powder formulation causes dust pollution in the using process, animals inhale diatomite dust particles into respiratory tracts and lungs to cause respiratory tract and lung inflammation, and the animals suffer from respiratory tract and lung diseases, and the diatomite powder formulation is inconvenient to use.
Disclosure of Invention
Therefore, the invention provides a food-grade diatomite functional feed and a preparation method and application thereof.
In order to achieve the above purpose, the invention provides the following technical scheme:
a preparation method of a food-grade diatomite functional feed comprises the following steps:
selecting raw diatomite ore;
crushing the diatomite raw ore, and removing impurities by air separation to obtain coarse diatomite powder;
carrying out hot air dehydration and drying treatment on the roughly selected diatomite powder to obtain dried diatomite powder;
crushing and grading to remove residues of the dried diatomite powder to obtain food-grade diatomite powder;
and spraying a high molecular polymer solution and the food-grade diatomite powder, and carrying out boiling granulation and classification to obtain the food-grade diatomite functional feed.
In one embodiment of the invention, the high molecular polymer is pregelatinized starch, lignosulfonate, carboxymethyl cellulose, guar gum, sodium polyacrylate;
the mass fraction of the high molecular polymer solution is 9-7.
In one embodiment of the invention, in the food-grade diatomite functional feed, the ratio of the mass numbers of the diatomite to the mass numbers of the starch is in a range of 20-10.
In one embodiment of the present invention, the preparation process of the coarse diatomite comprises:
the diatomite is crushed to be less than 1mm by a crusher, and then impurities are removed by a winnowing machine.
In one embodiment of the present invention, the food grade diatomite powder is prepared by the following steps:
and crushing the dried diatomite to have the particle size of below 45 mu m by a crusher, and grading and removing slag by a grader to obtain food-grade diatomite powder.
In an embodiment of the present invention, the hot air dehydration drying process includes:
and (3) dehydrating and drying the coarse diatomite powder by a hot blast stove at the temperature of 450 ℃ for 25-35 min.
The food-grade diatomite functional feed prepared by the method also belongs to the protection scope of the invention.
The invention also provides the application of the food-grade diatomite functional feed in any one of the following processes, (1) preparing animal feed products; (2) preparing a product for improving the immunity of animals; (3) preparing a product for improving the digestibility of animals; (4) preparing a product for improving the quality of animal meat; (5) preparing a product for increasing the fertilization rate of poultry; (6) preparing the product for increasing the laying rate of the poultry.
The invention has the following advantages:
1. according to the preparation method of the food-grade diatomite functional feed, provided by the invention, the diatomite is treated by a low-temperature dehydration and drying process, so that the special porous structure of diatomite particles is retained to the maximum extent, and amorphous Si0 is ensured2The diatomite is noncrystallized, keeps the integrity of the special micropore structure of the diatomite, furthest reserves organic nutrient substances in the diatomite, can increase the viscosity of the feed and slow down the digestion speed of the feed after entering the digestive tract of animals, is beneficial to the full absorption of the nutrient substances, and thus ensures the efficacy of the food-grade diatomite functional feed.
2. The method adopts a boiling granulation technology, and the high molecular polymer solution is used as an adhesive for spraying and is subjected to boiling agglomeration granulation with the diatomite powder, so that the food-grade diatomite functional feed is granular, and the problems of dust pollution and inconvenient use are avoided.
3. The food-grade diatomite functional feed prepared by the method contains organic matters and trace elements which are nutrient substances easily absorbed by animals, has special physicochemical characteristics, has good effects of promoting healthy growth and weight gain of animals, improving the immunity of the animals, improving the digestibility of the feed, improving the conversion rate and saving the feed, and has the effects of saving 6 percent of the feed, reducing the feeding cost, improving the quality of meat products, preventing the feed from mildewing, caking and the like by adding 2 percent of the diatomite functional feed into the feed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a flow chart of a preparation method of a food-grade diatomite functional feed provided by an embodiment of the invention;
fig. 2 is a photograph of a food grade diatomaceous earth functional feed in accordance with an embodiment of the present invention.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1 preparation method of food grade diatomite functional feed of the invention
As shown in fig. 1, this embodiment provides a preparation method of a food-grade diatomite functional feed, which includes the following steps: selecting raw diatomite ore; crushing raw diatomite ores to below 1mm by a crusher, and removing impurities by a winnowing machine to obtain coarse diatomite powder; performing hot air dehydration drying treatment on the roughly selected diatomite powder, specifically, performing dehydration drying on the roughly selected diatomite powder by using a hot air furnace at the temperature of 450 ℃ for 25-35min to obtain dried diatomite; crushing the dried diatomite, and removing slag in a grading manner to obtain food-grade diatomite powder, and crushing the dried diatomite to obtain the diatomite powder with the particle size of less than 45 mu m by a crusher; and (3) carrying out spray granulation and food-grade diatomite powder boiling on the high molecular polymer solution, and grading to obtain the food-grade diatomite functional feed.
In this embodiment, the high molecular polymer is pregelatinized starch, and the mass fraction of the pregelatinized starch in the high molecular polymer solution is 9-7. In the food-grade diatomite functional feed, the ratio of the mass number of the diatomite powder to the mass number of the starch is 20-10.
As shown in fig. 2, is a photograph of a functional food grade diatomite feed prepared according to the present invention.
Example 2 preparation method of food grade diatomite functional feed of the invention
As shown in fig. 1, this embodiment provides a preparation method of a food-grade diatomite functional feed, which includes the following steps: selecting raw diatomite ore; crushing raw diatomite ores to below 1mm by a crusher, and removing impurities by a winnowing machine to obtain coarse diatomite powder; performing hot air dehydration drying treatment on the roughly selected diatomite powder, specifically, performing dehydration drying on the roughly selected diatomite powder by using a hot air furnace at the temperature of 450 ℃ for 25-35min to obtain dried diatomite; crushing the dried diatomite, and removing slag in a grading manner to obtain food-grade diatomite powder, and crushing the dried diatomite to obtain the diatomite powder with the particle size of less than 45 mu m by a crusher; and (3) carrying out spray granulation and food-grade diatomite powder boiling on the high molecular polymer solution, and grading to obtain the food-grade diatomite functional feed.
In this embodiment, the high molecular polymer is lignosulfonate, and the mass fraction of lignosulfonate in the high molecular polymer solution is 5 to 4. In the food-grade diatomite functional feed, the ratio of the mass number of the diatomite powder to the mass number of the lignosulfonate ranges from 10 to 6.
Example 3 preparation method of food grade diatomite functional feed of the invention
As shown in fig. 1, this embodiment provides a preparation method of a food-grade diatomite functional feed, which includes the following steps: selecting raw diatomite ore; crushing raw diatomite ores to below 1mm by a crusher, and removing impurities by a winnowing machine to obtain coarse diatomite powder; performing hot air dehydration drying treatment on the roughly selected diatomite powder, specifically, performing dehydration drying on the roughly selected diatomite powder by using a hot air furnace at the temperature of 450 ℃ for 25-35min to obtain dried diatomite; crushing the dried diatomite powder, and removing slag in a grading way to obtain food-grade diatomite powder, and crushing the dried diatomite powder into the diatomite powder with the particle size of less than 45 mu m by a crusher; and (3) carrying out spray granulation and food-grade diatomite powder boiling on the high molecular polymer solution, and grading to obtain the food-grade diatomite functional feed.
In this embodiment, the high molecular polymer is carboxymethyl cellulose, and the mass fraction of carboxymethyl cellulose in the high molecular polymer solution is 9 to 7. In the food-grade diatomite functional feed, the ratio of the mass number of the diatomite powder to the mass number of the carboxymethyl cellulose is 15-10.
The food grade diatomite functional feed prepared in the embodiments 1 to 3 of the invention is applied to any one of (1) preparing an animal feed product; (2) preparing a product for improving the immunity of animals; (3) preparing a product for improving the digestibility of animals; (4) preparing a product for improving the quality of animal meat; (5) preparing a product for increasing the fertilization rate of poultry; (6) preparing the product for increasing the laying rate of the poultry.
Test example 1 detection of food-grade diatomaceous earth functional feed prepared in inventive example 1
The food-grade diatomite functional feed prepared in example 1 is detected, and the detection results are shown in tables 1 and 2, wherein table 1 is a sensory index, and table 2 is a physicochemical index.
TABLE 1
TABLE 2
As can be seen from the data in tables 1 and 2, the food-grade diatomite functional feed prepared in the embodiment 1 of the invention has good appearance and quality meeting the national standard.
Test example 2
The food-grade diatomite functional feed prepared in example 2 is detected, and the detection results are shown in tables 3 and 4, wherein the table 3 is a sensory index, and the table 4 is a physicochemical index.
TABLE 3
TABLE 4
As can be seen from the data in tables 3 and 4, the food-grade diatomite functional feed prepared in the embodiment 2 of the invention has good appearance and quality meeting the national standard.
The preparation method of the invention improves the efficacy of the food-grade diatomite functional feed. The formulation is changed by adopting a boiling granulation technology, so that the food-grade diatomite functional feed eliminates dust pollution and is more convenient to use. The food-grade diatomite functional feed can be widely applied in the field of feeds, promotes the upgrading of animal feed products, and promotes the green, environment-friendly and healthy development of animal husbandry.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, it is intended that the present invention cover such modifications and variations as may come within the spirit of the invention as claimed.
Claims (8)
1. A preparation method of a food-grade diatomite functional feed is characterized by comprising the following steps:
selecting raw diatomite ore;
crushing the diatomite raw ore, and removing impurities by air separation to obtain coarse diatomite powder;
carrying out hot air dehydration and drying treatment on the roughly selected diatomite powder to obtain dried diatomite powder;
crushing and grading to remove residues of the dried diatomite powder to obtain food-grade diatomite powder;
and spraying a high molecular polymer solution and the food-grade diatomite powder, and carrying out boiling granulation and classification to obtain the food-grade diatomite functional feed.
2. The method for preparing a functional food grade diatomite feed according to claim 1,
the high molecular polymer is pregelatinized starch, lignosulfonate, carboxymethyl cellulose, guar gum and sodium polyacrylate;
the mass fraction of the high molecular polymer solution is 9-7.
3. The method for preparing a functional food grade diatomite feed according to claim 1,
in the food-grade diatomite functional feed, the ratio of the mass number of the diatomite to the mass number of the starch is 20-10.
4. The method for preparing a functional food grade diatomite feed according to claim 1,
the preparation process of the coarse diatomite comprises the following steps:
the diatomite is crushed to be less than 1mm by a crusher, and then impurities are removed by a winnowing machine.
5. The method for preparing a functional food grade diatomite feed according to claim 1,
the preparation process of the food-grade diatomite powder comprises the following steps:
and crushing the dried diatomite to have the particle size of below 45 mu m by a crusher, and grading and removing slag by a grader to obtain food-grade diatomite powder.
6. The method for preparing a functional food grade diatomite feed according to claim 1,
the hot air dehydration drying treatment process comprises the following steps:
and (3) dehydrating and drying the coarse diatomite powder by a hot blast stove at the temperature of 450 ℃ for 25-35 min.
7. A food grade diatomaceous earth functional feed prepared by the method of any one of claims 1-6.
8. The use of the food grade diatomaceous earth functional feed of claim 7,
(1) preparing an animal feed product;
(2) preparing a product for improving the immunity of animals;
(3) preparing a product for improving the digestibility of animals;
(4) preparing a product for improving the quality of animal meat;
(5) preparing a product for increasing the fertilization rate of poultry;
(6) preparing the product for increasing the laying rate of the poultry.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2954607A1 (en) * | 2022-04-13 | 2023-11-23 | Biovet S A | ADDITIVE FOR ANIMALS CONSISTING OF DEHYDRATED, ACTIVATED AND GROUND DIATOMEAS EARTH AND THE PROCEDURE FOR OBTAINING ITS (Machine-translation by Google Translate, not legally binding) |
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| 陈忆凤 等: "微量元素预混料造粒工艺条件的研究", 饲料工业, vol. 25, no. 02, pages 5 - 7 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2954607A1 (en) * | 2022-04-13 | 2023-11-23 | Biovet S A | ADDITIVE FOR ANIMALS CONSISTING OF DEHYDRATED, ACTIVATED AND GROUND DIATOMEAS EARTH AND THE PROCEDURE FOR OBTAINING ITS (Machine-translation by Google Translate, not legally binding) |
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