CN112522069A - Sealing device and sealing method for anaerobic fermentation - Google Patents
Sealing device and sealing method for anaerobic fermentation Download PDFInfo
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- CN112522069A CN112522069A CN202011537360.7A CN202011537360A CN112522069A CN 112522069 A CN112522069 A CN 112522069A CN 202011537360 A CN202011537360 A CN 202011537360A CN 112522069 A CN112522069 A CN 112522069A
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- 238000007789 sealing Methods 0.000 title claims abstract description 259
- 238000000855 fermentation Methods 0.000 title claims abstract description 85
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000004151 fermentation Effects 0.000 claims abstract description 50
- 239000002994 raw material Substances 0.000 claims abstract description 34
- 239000002390 adhesive tape Substances 0.000 claims description 20
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 235000013305 food Nutrition 0.000 abstract description 7
- 238000004806 packaging method and process Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- 244000269722 Thea sinensis Species 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 235000013616 tea Nutrition 0.000 description 3
- 240000000249 Morus alba Species 0.000 description 2
- 235000008708 Morus alba Nutrition 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000021107 fermented food Nutrition 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000019640 taste Nutrition 0.000 description 2
- 235000021404 traditional food Nutrition 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 239000004278 EU approved seasoning Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 235000013334 alcoholic beverage Nutrition 0.000 description 1
- 235000019606 astringent taste Nutrition 0.000 description 1
- 235000013527 bean curd Nutrition 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 235000013351 cheese Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000021110 pickles Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229930000044 secondary metabolite Natural products 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
- 235000013555 soy sauce Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000020338 yellow tea Nutrition 0.000 description 1
- 235000013618 yogurt Nutrition 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M37/00—Means for sterilizing, maintaining sterile conditions or avoiding chemical or biological contamination
- C12M37/04—Seals
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/02—Form or structure of the vessel
- C12M23/14—Bags
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical & Material Sciences (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Sustainable Development (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Biomedical Technology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Clinical Laboratory Science (AREA)
- Molecular Biology (AREA)
- Packages (AREA)
Abstract
The invention discloses a sealing device and a sealing method for anaerobic fermentation, wherein the sealing device comprises an outer sealing bag and an inner sealing bag, and the inner sealing bag is positioned inside the outer sealing bag; the sealing method comprises the following steps: and the fermentation raw materials are stored in a sealed manner by adopting a double-layer sealing structure. The sealing device with the double-layer structure is designed, the inner-layer structure can be encrypted by the outer sealing structure, and the sealing performance of the whole device is improved; the double-layer sealing structure solves the problem that the sealing performance is poor when a simple food packaging bag is adopted to package fermentation raw materials in the prior art.
Description
Technical Field
The invention relates to an anaerobic fermentation device, in particular to a sealing device and a sealing method for anaerobic fermentation.
Background
Fermentation refers to the process by which a person produces the microbial cells themselves, or direct or secondary metabolites, by virtue of the life activities of the microorganism under aerobic or anaerobic conditions. Fermentation is sometimes also referred to as fermentation filtration, the definition of which varies depending on the application. Generally, fermentation refers to a process of decomposing organic substances by organisms. Fermentation is a biochemical reaction that humans have come into contact with earlier and is now widely used in the food industry, the biological and chemical industries.
The fermentation technology has been developed into an engineering subject and an independent industry, and covers food fermentation (such as yoghourt, cheese, bread, pickles, fermented soya beans, fermented bean curd, fermented fish, tea leaves and the like), brewing (such as alcoholic beverages, such as beer, white spirit, yellow wine, wine and the like, and brewing seasonings, such as soy sauce, vinegar and the like), modern fermentation industries (such as alcohol, lactic acid, acetone, butanol and the like) and the like.
Fermentation is an important step for determining the taste and effect of fermented food, the traditional process carries out natural fermentation in a fermentation chamber by conventional natural stacking, the fermentation efficiency is low, and the fermented food contains more bacteria; anaerobic fermentation has appeared among the prior art based on traditional technology, but the packaging hardware sealing performance of splendid attire fermentation raw materials is poor, generally adopts simple structure's food package bag, and current food package bag is the individual layer bag body, and in case the bag body of sack has the damage or the sack is sealed not tight, the bag body will lose heart, and inside fermentation raw materials can contact with outside air, seriously influences the fermentation effect, causes adverse effect to the quality of fermentation raw materials.
Disclosure of Invention
The invention aims to solve the technical problems that the existing sealing device for packaging fermentation raw materials for anaerobic fermentation is simple in structure and poor in sealing performance, and aims to provide a sealing device and a sealing method for anaerobic fermentation to solve the problems.
The invention is realized by the following technical scheme:
the sealing device for anaerobic fermentation comprises an outer sealing structure and an inner sealing structure, wherein the inner sealing structure is positioned in the outer sealing structure.
The invention designs the sealing device with a double-layer structure, and the outer sealing structure can encrypt the inner sealing structure, thereby improving the sealing property of the whole device.
The outer sealing structure is an outer sealing bag, the inner sealing structure is an inner sealing bag, and the inner sealing bag is positioned inside the outer sealing bag.
The outer sealing structure is an outer sealing bag, the inner sealing structure is an inner sealing bag, the inner sealing bag is used for containing fermentation raw materials to be fermented, the outer sealing bag is used for encrypting the inner sealing bag, double-layer sealing protection is achieved, even if the inner sealing bag leaks, the outer sealing bag can prevent outside air from contacting the fermentation raw materials, and the outer sealing bag also achieves a sealing effect on the fermentation raw materials; the double-layer sealing structure solves the problem that the sealing performance is poor when a simple food packaging bag is adopted to package fermentation raw materials in the prior art.
The inner sealing bag is a vacuum compression bag, and a vacuum valve is arranged on the inner sealing bag.
The inner sealing bag uses a vacuum compression bag, after fermentation raw materials are filled into the inner sealing bag, air can be pumped outwards from a vacuum valve, air in the inner sealing bag can be pumped away, and the inner sealing bag is in a vacuum environment, so that anaerobic fermentation is facilitated; compared with the traditional food packaging bag, the vacuum compression bag is provided with the vacuum valve, so that the vacuum can be conveniently pumped out, and the vacuum compression bag can be reused.
The vacuum valve is close to the mouth of the inner sealing bag, and the distance between the vacuum valve and the mouth of the inner sealing bag is 1/8 of the total length of the inner sealing bag. The vacuum valve is positioned close to the bag opening, so that the operation is convenient, the inner sealing bag can be vacuumized only by pulling the outer sealing bag a little downwards from the bag opening, and the whole outer sealing bag does not need to be taken down; the distance between the vacuum valve and the bag opening of the sealing bag is 1/8 of the total length of the inner sealing bag, on one hand, the measurement is convenient, on the other hand, the distance is convenient for operators to operate in the actual operation process, and the vacuum valve is too close to the bag opening to be not beneficial to sealing the bag opening; the vacuum valve mounted position is too close to interior sealing bag bottom, and the degree grow that the outer sealing bag pulled down, the outer sealing bag drops easily, and the pulling in-process bag body is buckled, and the degree of wear is high, and the bag body is damaged easily.
The bag mouth of the outer sealing bag is sealed by a concave-convex button. The concave-convex buckle is the prior art, can be used repeatedly, and is good in operation and sealing performance.
The bag mouth of the inner sealing bag is sealed by a concave-convex button. The concave-convex buckle is the prior art, can be used repeatedly, and is good in operation and sealing performance.
The bag opening of the outer sealing bag and the bag opening of the inner sealing bag are positioned at the same side, and the outer wall of the bottom of the inner sealing bag is connected with the inner wall of the bottom of the outer sealing bag.
The inner sealing bag is fixed inside the outer sealing bag, so that the outer sealing bag is prevented from being damaged due to the fact that the inner sealing bag slides in four positions inside the outer sealing bag; in addition, the outer sealing bag and the inner sealing bag are connected together, the device is high in integrity, and after the outer sealing bag is opened, the outer sealing bag is still connected to the inner sealing bag, so that the outer sealing bag does not need to be specially stored.
The bag mouth of the outer sealing bag is also provided with an annular double-sided adhesive tape, the double-sided adhesive tape is circumferentially distributed on the inner wall of the outer sealing bag around the vertical central shaft of the outer sealing bag, and the double-sided adhesive tape is positioned on one side of the concave-convex buckle close to the bottom of the outer sealing bag.
One part of the annular double-sided adhesive tape is positioned on the bag body on one side of the outer sealing bag, the other part of the annular double-sided adhesive tape is positioned on the bag body on the other side of the outer sealing bag, the two parts of the annular double-sided adhesive tape are combined to form a complete annular double-sided adhesive tape, and after the bag bodies on the two sides of the outer sealing bag are folded, the two parts of the annular double-sided adhesive tape are folded and bonded with each other, so that the sealing property of the outer sealing bag is enhanced.
The outer wall of the bottom of the inner sealing bag is bonded with the inner wall of the bottom of the outer sealing bag through adhesive. The bonding operation is simple, and the structure of the bag body is not easy to damage.
The anaerobic fermentation sealing method based on the sealing device for anaerobic fermentation comprises the following steps: and (3) filling the fermentation raw materials into the inner sealing structure, storing the fermentation raw materials in a sealing manner by the inner sealing structure, filling the inner sealing structure filled with the fermentation raw materials into the outer sealing structure, and sealing the inner sealing structure filled with the fermentation raw materials by the outer sealing structure.
The anaerobic fermentation raw material is sealed and encapsulated by the double-layer sealing structure, so that the problems of simple structure and poor sealing property of the sealing device adopted in the conventional anaerobic fermentation are solved.
The inner sealing structure has a vacuum environment.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the sealing device for anaerobic fermentation is designed into a sealing device with a double-layer structure, and the outer layer structure can encrypt the inner layer structure, so that the sealing property of the whole device is improved;
2. the inner sealing bag in the sealing device for anaerobic fermentation adopts a vacuum compression bag, can be repeatedly used and is convenient for vacuumizing;
3. the sealing device for anaerobic fermentation fixes the inner sealing bag inside the outer sealing bag, and the device has high integrity;
4. the sealing method for anaerobic fermentation adopts a double-layer sealing structure to seal the fermentation raw materials, and has good sealing performance.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the downward eversion structure of the outer pouch of the present invention;
fig. 3 is a schematic diagram of a buckle structure according to the present invention.
Reference numbers and corresponding part names in the drawings:
1-outer sealing bag, 2-inner sealing bag, 3-vacuum valve, 4-concave-convex buckle, 5-double-sided adhesive tape and 6-label bag.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
As shown in figures 1-3, the sealing device for anaerobic fermentation of the present invention comprises an outer sealing bag 1, an inner sealing bag 2, wherein the inner sealing bag 2 is positioned inside the outer sealing bag 1. The mouth of the outer sealing bag 1 is sealed by a concave-convex buckle 4. The mouth of the inner sealing bag 2 is sealed by a concave-convex button 4.
The outer layer structure is an outer sealing bag, the inner layer structure is an inner sealing bag, the inner sealing bag is used for containing fermentation raw materials to be fermented, the outer sealing bag is used for encrypting the inner sealing bag, double-layer sealing protection is achieved, even if the inner sealing bag leaks, the outer sealing bag can prevent outside air from contacting the fermentation raw materials, and the outer sealing bag also achieves a sealing effect on the fermentation raw materials; the double-layer sealing structure solves the problem that the sealing performance is poor when a simple food packaging bag is adopted to package fermentation raw materials in the prior art.
Example 2
Based on the embodiment 1, the inner sealed bag 2 is a vacuum compression bag, and the inner sealed bag 2 is provided with a vacuum valve 3. The vacuum valve 3 is close to the mouth of the inner sealing bag 2, and the space between the vacuum valve 3 and the mouth of the inner sealing bag 2 is 1/8 of the total length of the inner sealing bag 2.
The inner sealing bag uses a vacuum compression bag, after fermentation raw materials are filled into the inner sealing bag, air can be pumped outwards from a vacuum valve, air in the inner sealing bag can be pumped away, and the inner sealing bag is in a vacuum environment, so that anaerobic fermentation is facilitated; compared with the traditional food packaging bag, the vacuum compression bag is provided with the vacuum valve, so that the vacuum can be conveniently pumped out, and the vacuum compression bag can be reused.
The vacuum valve is positioned close to the bag opening, so that the operation is convenient, the inner sealing bag can be vacuumized only by pulling the outer sealing bag a little downwards from the bag opening, and the whole outer sealing bag does not need to be taken down; the distance between the vacuum valve and the bag opening of the sealing bag is 1/8 of the total length of the inner sealing bag, on one hand, the measurement is convenient, on the other hand, the distance is convenient for operators to operate in the actual operation process, and the vacuum valve is too close to the bag opening to be not beneficial to sealing the bag opening; the vacuum valve mounted position is too close to interior sealing bag bottom, and the degree grow that the outer sealing bag pulled down, the outer sealing bag drops easily, and the pulling in-process bag body is buckled, and the degree of wear is high, and the bag body is damaged easily.
Example 3
Based on the above embodiment, the side where the bag openings of the outer sealing bag 1 and the inner sealing bag 2 are located is the top, the bag openings of the outer sealing bag 1 and the inner sealing bag 2 are located on the same side, and the outer wall of the bottom of the inner sealing bag 2 is bonded with the inner wall of the bottom of the outer sealing bag 1.
The inner sealing bag is fixed inside the outer sealing bag, so that the outer sealing bag is prevented from being damaged due to the fact that the inner sealing bag slides in four positions inside the outer sealing bag; in addition, the outer sealing bag and the inner sealing bag are connected together, the device is high in integrity, and after the outer sealing bag is opened, the outer sealing bag is still connected to the inner sealing bag, so that the outer sealing bag does not need to be specially stored.
Example 4
Based on the above embodiment, the sack department of outer seal bag 1 still installs annular two-sided adhesive tape 5, and two-sided adhesive tape 5 is the circumference around the vertical center pin of outer seal bag 1 and distributes on outer seal bag 1 inner wall, and two-sided adhesive tape 5 is located the one side that unsmooth knot 4 is close to outer seal bag 1 bottom.
One part of the annular double-sided adhesive tape is positioned on the bag body on one side of the outer sealing bag, the other part of the annular double-sided adhesive tape is positioned on the bag body on the other side of the outer sealing bag, the two parts of the annular double-sided adhesive tape are combined to form a complete annular double-sided adhesive tape, and after the bag bodies on the two sides of the outer sealing bag are folded, the two parts of the annular double-sided adhesive tape are folded and bonded with each other, so that the sealing performance of the outer sealing bag is enhanced.
Example 5
Based on the above embodiment, the label bag 6 is adhered to the inner wall of the outer pouch 1.
The label bag is filled with the label, and the label and the fermentation conditions of the fermentation raw materials are filled in the label, so that the comparison of the fermentation conditions of the fermentation raw materials under different conditions by operators is facilitated.
Example 6
A sealing method for anaerobic fermentation comprising the steps of: and (3) filling the fermentation raw materials into the inner sealing structure, storing the fermentation raw materials in a sealing manner by the inner sealing structure, filling the inner sealing structure filled with the fermentation raw materials into the outer sealing structure, and sealing the inner sealing structure filled with the fermentation raw materials by the outer sealing structure.
The inner sealing structure can adopt containers such as a sealing bag, a sealing tank, a stainless steel sealing container and the like, the outer sealing structure can also adopt containers such as a sealing bag, a sealing tank, a stainless steel sealing container and the like, and a proper double-layer sealing structure is selected according to the scale, the cost, the fermentation degree, the fermentation raw materials and the like of actual production.
Example 7
Based on the embodiment 6, the vacuum sealing device is adopted as the inner sealing structure, such as the vacuum sealing bag, the inner sealing structure is vacuumized after the raw materials for anaerobic fermentation are filled in the inner sealing structure, the traditional natural fermentation process is changed, the vacuum anaerobic fermentation is adopted to replace the natural fermentation, the vacuumizing can remove oxygen in the sealing structure, the oxygen content is low, and the improvement of the anaerobic fermentation effect is facilitated. According to the invention, the vacuum sealed bag is used for vacuum anaerobic fermentation in the preparation of the mulberry leaf tea, and the prepared mulberry leaf tea has pure taste, no peculiar smell, no astringent taste and yellow tea soup color.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The sealing device for anaerobic fermentation is characterized by comprising an outer sealing structure and an inner sealing structure, wherein the inner sealing structure is positioned in the outer sealing structure.
2. The sealing device for anaerobic fermentation according to claim 1, wherein the outer sealing structure is an outer sealing bag (1) and the inner sealing structure is an inner sealing bag (2), the inner sealing bag (2) being located inside the outer sealing bag (1).
3. The sealing device for anaerobic fermentation according to claim 2, wherein the inner sealing bag (2) is a vacuum compression bag, and the inner sealing bag (2) is provided with a vacuum valve (3).
4. The sealing device for anaerobic fermentation according to claim 3, wherein the vacuum valve (3) is close to the mouth of the inner sealing bag (2), and the distance between the vacuum valve (3) and the mouth of the inner sealing bag (2) is 1/8 of the total length of the inner sealing bag (2).
5. The sealing device for anaerobic fermentation according to claim 2, wherein the mouth of the outer sealing bag (1) and the mouth of the inner sealing bag (2) are sealed by the concave-convex button (4).
6. The sealing device for anaerobic fermentation according to claim 2, wherein the side where the bag openings of the outer sealing bag (1) and the inner sealing bag (2) are located is the top, the bag openings of the outer sealing bag (1) and the inner sealing bag (2) are located on the same side, and the outer wall of the bottom of the inner sealing bag (2) is connected with the inner wall of the bottom of the outer sealing bag (1).
7. The sealing device for anaerobic fermentation according to claim 5, wherein the mouth of the outer sealing bag (1) is further provided with an annular double-sided adhesive tape (5), the double-sided adhesive tape (5) is circumferentially distributed on the inner wall of the outer sealing bag (1) around the vertical central axis of the outer sealing bag (1), and the double-sided adhesive tape (5) is positioned on one side of the concave-convex buckle (4) close to the bottom of the outer sealing bag (1).
8. The sealing device for anaerobic fermentation according to claim 6, wherein the outer wall of the bottom of the inner sealing bag (2) and the inner wall of the bottom of the outer sealing bag (1) are bonded together by an adhesive.
9. The method for sealing a sealing device for anaerobic fermentation according to any one of claims 1 to 8, comprising the steps of: and (3) filling the fermentation raw materials into the inner sealing structure, storing the fermentation raw materials in a sealing manner by the inner sealing structure, filling the inner sealing structure filled with the fermentation raw materials into the outer sealing structure, and sealing the inner sealing structure filled with the fermentation raw materials by the outer sealing structure.
10. The sealing method for anaerobic fermentation according to claim 9, wherein the sealed environment inside the inner sealing structure is a vacuum environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011537360.7A CN112522069A (en) | 2020-12-23 | 2020-12-23 | Sealing device and sealing method for anaerobic fermentation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011537360.7A CN112522069A (en) | 2020-12-23 | 2020-12-23 | Sealing device and sealing method for anaerobic fermentation |
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| CN112522069A true CN112522069A (en) | 2021-03-19 |
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| CN202011537360.7A Pending CN112522069A (en) | 2020-12-23 | 2020-12-23 | Sealing device and sealing method for anaerobic fermentation |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007008524A (en) * | 2005-06-30 | 2007-01-18 | Itoham Foods Inc | Packaging bag for food or the like |
| CN202072635U (en) * | 2011-02-22 | 2011-12-14 | 洛阳牧园自动控制设备有限公司 | Solid state fermentation bag |
| CN207390023U (en) * | 2017-11-08 | 2018-05-22 | 桐乡市凯瑞包装材料有限公司 | A kind of vacuum compression bag |
| CN207640445U (en) * | 2017-04-26 | 2018-07-24 | 重庆医科大学附属永川医院 | A kind of specimen bag |
| CN207810170U (en) * | 2018-01-26 | 2018-09-04 | 哈尔滨师范大学 | A kind of reinforcement type fermentation bag |
| CN110122077A (en) * | 2019-05-15 | 2019-08-16 | 云南农业大学 | A kind of DDHG ensiling storage device and method |
| CN212232962U (en) * | 2020-05-27 | 2020-12-29 | 倪国帮 | Device of anaerobic fermentation mulberry leaf tea production |
| CN216071351U (en) * | 2021-08-23 | 2022-03-18 | 东北农业大学 | Double-layer vacuum green corn crushed aggregate storage bag |
-
2020
- 2020-12-23 CN CN202011537360.7A patent/CN112522069A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007008524A (en) * | 2005-06-30 | 2007-01-18 | Itoham Foods Inc | Packaging bag for food or the like |
| CN202072635U (en) * | 2011-02-22 | 2011-12-14 | 洛阳牧园自动控制设备有限公司 | Solid state fermentation bag |
| CN207640445U (en) * | 2017-04-26 | 2018-07-24 | 重庆医科大学附属永川医院 | A kind of specimen bag |
| CN207390023U (en) * | 2017-11-08 | 2018-05-22 | 桐乡市凯瑞包装材料有限公司 | A kind of vacuum compression bag |
| CN207810170U (en) * | 2018-01-26 | 2018-09-04 | 哈尔滨师范大学 | A kind of reinforcement type fermentation bag |
| CN110122077A (en) * | 2019-05-15 | 2019-08-16 | 云南农业大学 | A kind of DDHG ensiling storage device and method |
| CN212232962U (en) * | 2020-05-27 | 2020-12-29 | 倪国帮 | Device of anaerobic fermentation mulberry leaf tea production |
| CN216071351U (en) * | 2021-08-23 | 2022-03-18 | 东北农业大学 | Double-layer vacuum green corn crushed aggregate storage bag |
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