CN114831176A - System and method for sterilizing and disinfecting grains by using electron beam irradiation - Google Patents
System and method for sterilizing and disinfecting grains by using electron beam irradiation Download PDFInfo
- Publication number
- CN114831176A CN114831176A CN202110144600.5A CN202110144600A CN114831176A CN 114831176 A CN114831176 A CN 114831176A CN 202110144600 A CN202110144600 A CN 202110144600A CN 114831176 A CN114831176 A CN 114831176A
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- electron beam
- grains
- stirrer
- disinfecting
- sterilizing
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- 238000010894 electron beam technology Methods 0.000 title claims abstract description 63
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 29
- 230000000249 desinfective effect Effects 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 claims description 21
- 230000007306 turnover Effects 0.000 claims description 13
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 4
- 239000002356 single layer Substances 0.000 claims description 4
- 230000005684 electric field Effects 0.000 claims description 3
- 230000011218 segmentation Effects 0.000 claims 1
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 6
- 238000003860 storage Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- -1 ozone ion Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B9/00—Preservation of edible seeds, e.g. cereals
- A23B9/06—Preserving by irradiation or electric treatment without heating effect
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/24—Apparatus using programmed or automatic operation
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K5/00—Irradiation devices
- G21K5/10—Irradiation devices with provision for relative movement of beam source and object to be irradiated
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/85—Food storage or conservation, e.g. cooling or drying
Abstract
The invention belongs to the technical field of grain storage, in particular to a system and a method for sterilizing and disinfecting grains by using electron beam irradiation, and provides a scheme for solving the problem of poor sterilization and mildew-proof effects of the existing grain sterilization and disinfection device. The invention achieves the effect of preventing the mildewing of the grains by using the electron beam irradiation, has great progress compared with the existing mildewing prevention technology of the grains, can sterilize and disinfect the grains without any secondary pollution, and prolongs the time for storing the grains.
Description
Technical Field
The invention relates to the technical field of grain storage, in particular to a system and a method for sterilizing and disinfecting grains by using electron beam irradiation.
Background
The grain yield of China is large every year, and reasonable grain storage has great significance for coping with natural disasters or yield reduction. One of the difficulties faced by the need for food storage is spoilage, mold formation, etc., which not only causes great loss to the agricultural economy, but also affects the physical health of the consumer.
Under the current technology, the technology for preventing the mildewing of the grains mainly uses some chemical treatment methods and ozone ion mildewproof methods by improving the storage conditions of the grains; for improving the storage condition of the grains, the cost is high generally, and the airing and the like have certain dependence on the weather; the chemical treatment method may cause pollution to the grains, and is not a completely green treatment method, so a system and a method for sterilizing and disinfecting the grains by using electron beam irradiation need to be designed to solve the problems.
Disclosure of Invention
Based on the technical problem that the existing grain sterilization and disinfection device has poor sterilization and mildew-proof effects on grains, the invention provides a system and a method for sterilizing and disinfecting grains by using electron beam irradiation.
The invention provides a system for sterilizing and disinfecting grains by using electron beam irradiation, which comprises an electron beam source irradiation module, an electron beam source installation module, a material transportation module and a material rolling module, wherein the electron beam source irradiation module comprises a plurality of accelerator devices, each accelerator device comprises a cathode structure, an anode structure, a filament and an anode window, the filament is installed on the cathode structure, and the filament emits electron beams.
Preferably, the material transportation module includes a plurality of conveyer belts and the mounting bracket of conveyer belt bottom, the material module of rolling includes first turning device and second turning device, and first turning device and second turning device are perpendicular setting on the horizontal plane, the conveyer belt is the triangle-shaped structure, be provided with the segmenting device on the conveyer belt.
Preferably, the material overturning module further comprises a stirrer, and the stirrer is arranged in a vertical cylinder shape.
Preferably, the material overturning module is provided with a gas collecting module above, the gas collecting module comprises a gas collecting device and a gas guide tube, one end of the gas guide tube is arranged at the top of the conveyor belt, the other end of the gas guide tube is positioned at the position of the anode window, and the gas collecting device is arranged at the middle part of the gas guide tube.
Preferably, the electron beam source mounting module comprises a plurality of mounting brackets, and the plurality of accelerator devices are mounted above the material transport module by the mounting brackets.
A working method of a system for sterilizing and disinfecting grains by using electron beam irradiation specifically comprises the following steps:
s1: firstly, mounting a mounting bracket above a conveyor belt, mounting an accelerator device on the mounting bracket, enabling an anode window of the accelerator device to face different directions of the conveyor belt, arranging grains on the conveyor belt, and starting the conveyor belt to transmit the grains;
s2: then starting the first turnover device and the second turnover device to continuously turn over the grains on the conveyor belt; when the stirrer is used, the stirrer is started, the grain is conveyed into the stirrer by the conveyor belt, the stirrer is provided with a window which is over against an accelerator device of an electron beam source, electron beams are directly irradiated into the stirrer, the grain is fully irradiated by the electron beams in the stirrer, and the grain is transmitted into single-layer distribution by the cylindrical stirrer;
s3: starting a plurality of accelerator devices, generating an electric field between a cathode and an anode, accelerating electron beams generated by the filament, and enabling the accelerated electrons to penetrate through an anode window to bombard the accelerated electrons on the surface of the grain;
s4: then starting the gas collecting device, generating ozone after the grain is radiated, and collecting and circulating the ozone through the gas collecting device and the gas guide tube.
Compared with the prior art, the invention provides a system and a method for sterilizing and disinfecting grains by using electron beam irradiation, which have the following beneficial effects: compared with the prior art, the method has the advantages that the sterilization and disinfection cost for the grains is low, the technology is very simple and effective, the method can be flexibly arranged on a production line or a production line for carrying the grains, and the occupied space is small.
Drawings
FIG. 1 is a system diagram of a system and method for sterilizing and disinfecting grains by electron beam irradiation according to the present invention;
FIG. 2 is a schematic view of an accelerator apparatus of a system and method for sterilizing and disinfecting grains by electron beam irradiation according to the present invention;
FIG. 3 is a schematic diagram of conveyor belt transmission of a system and method for sterilizing and disinfecting grains by electron beam irradiation according to the present invention;
FIG. 4 is a schematic view of an agitator in accordance with embodiment 2 of the system and method for sterilizing and disinfecting grains by electron beam irradiation;
FIG. 5 is a schematic view of a gas collecting device of the system and method for sterilizing and disinfecting grains by electron beam irradiation according to the present invention;
fig. 6 is a schematic structural view of a conveyor belt of a system and a method for sterilizing and disinfecting grains by using electron beam irradiation according to the present invention.
In the figure: 1. an accelerator device; 2. grains; 3. an anode structure; 4. a filament; 5. an anode window; 6. an electron beam; 7. a conveyor belt; 8. a first turning device; 9. a second turnover device; 10. a stirrer; 11. a gas collection device; 12. an air duct; 13. and (3) a cathode structure.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-3, a system for sterilizing and disinfecting grain by electron beam irradiation comprises an electron beam source irradiation module, an electron beam source installation module, a material transportation module and a material rolling module, wherein the electron beam source irradiation module comprises a plurality of accelerator devices 1, each accelerator device 1 comprises a cathode structure 13, an anode structure 3, a filament 4 and an anode window 5, the filament 4 is installed on the cathode structure 13, the filament 4 emits an electron beam 6, the electron beam 6 is used for irradiating the surface of the grain 2, viruses and bacteria on the grain 2 are killed, the grain 2 is prevented from mildewing and deteriorating, and the effect of storing the grain 2 for a long time is achieved.
According to the invention, the material transportation module comprises a plurality of conveyor belts 7 and mounting frames at the bottoms of the conveyor belts 7, the material rolling module comprises a first turning device 8 and a second turning device 9, the first turning device 8 and the second turning device 9 are vertically arranged on a horizontal plane, and grains 2 are irradiated sequentially through the irradiation range of the electron beam 6 in the transmission process, so that the aims of sterilizing and disinfecting the grains are finally achieved;
as shown in fig. 6, the conveyor belt 7 is triangular, similar to an elevator device, and a segmenting device is arranged on the conveyor belt 7 to segment the grains, and in the transmission process, the electron beams 6 irradiate on the conveyor belt 7, and then flow in a waterfall manner to the next conveyor belt 7 to be irradiated by the electron beams 6 again. Through multiple conversion and irradiation, the surface of the grain can be fully sterilized by the electron beam 6;
referring to fig. 5, a gas collecting module is arranged above the material overturning module, the gas collecting module comprises a gas collecting device 11 and a gas guide tube 12, one end of the gas guide tube 12 is arranged at the top of the conveyor belt 7, the other end of the gas guide tube 12 is positioned at the anode window 5, and the gas collecting device 11 is arranged in the middle of the gas guide tube 12;
the electron beam source installation module comprises a plurality of installation brackets, and a plurality of accelerator devices 1 are installed above the material transportation module through the installation brackets.
A working method of a system for sterilizing and disinfecting grains by using electron beam irradiation specifically comprises the following steps:
the first step is as follows: firstly, mounting a mounting bracket above a conveyor belt 7, mounting an accelerator device 1 on the mounting bracket, enabling an anode window 5 of the accelerator device 1 to face different directions of the conveyor belt 7, arranging grains 2 on the conveyor belt 7, and starting the conveyor belt 7 to transmit the grains 2;
the second step is that: then starting the first turnover device 8 and the second turnover device 9 to continuously turn over the grains 2 on the conveyor belt 7; when the stirrer 10 is used, the stirrer 10 is started, the conveyer belt 7 transmits grains into the stirrer 10, the stirrer 10 is provided with a window which is opposite to the accelerator device 1 of the electron beam source, the electron beam 6 directly irradiates into the stirrer 10, the grains are fully irradiated by the electron beam 6 in the stirrer 10, and the cylindrical stirrer 10 transmits the grains 2 into single-layer distribution;
the third step: then starting a plurality of accelerator devices 1 to generate an electric field between the cathode and the anode, accelerating electron beams 6 generated by the filament 4, and allowing the accelerated electrons to penetrate out of the anode window 5, so that the electrons are accelerated to bombard the surface of the grain 2 to sterilize and disinfect the grain 2;
the fourth step: then the gas collecting device 11 is started, ozone is generated after the grains 2 are radiated, the ozone is collected and circulated through the gas collecting device 11 and the gas guide pipe 12, and the grains 2 are further sterilized and disinfected.
Example 2
Referring to fig. 4, in the system for sterilizing and disinfecting grains by using electron beam irradiation, the material turnover module further includes a stirrer 10, and the stirrer 10 is vertically disposed in a cylindrical shape.
A method for operating a system for sterilizing and disinfecting grains by using electron beam irradiation comprises the following steps that in the second step, when a stirrer 10 is used, the stirrer 10 is started, a conveyor belt 7 transmits the grains into the stirrer 10, the stirrer 10 is provided with a window which is over against an accelerator device 1 of an electron beam source, electron beams 6 are directly irradiated into the stirrer 10, the grains are fully irradiated by the electron beams 6 in the stirrer 10 to be sterilized and disinfected comprehensively, the grains 2 are transmitted into single-layer distribution by the cylindrical stirrer 10, and the cylindrical stirrer 10 aims to expose the surfaces of the grains 2 as much as possible and receive the irradiation of the electron beams 6, so that the sterilization efficiency is improved.
The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The system for sterilizing and disinfecting grains by using electron beam irradiation is characterized by comprising an electron beam source irradiation module, an electron beam source installation module, a material transportation module and a material rolling module, wherein the electron beam source irradiation module comprises a plurality of accelerator devices (1), each accelerator device (1) comprises a cathode structure (13), an anode structure (3), a filament (4) and an anode window (5), the filament (4) is installed on the cathode structure (13), and the filament (4) emits electron beams (6).
2. The system for sterilizing and disinfecting grains by using electron beam irradiation as claimed in claim 1, wherein the material transportation module comprises a plurality of conveyor belts (7) and a mounting rack at the bottom of the conveyor belts (7), the material rolling module comprises a first turning device (8) and a second turning device (9), the first turning device (8) and the second turning device (9) are vertically arranged on a horizontal plane, the conveyor belts (7) are of a triangular structure, and a segmentation device is arranged on the conveyor belts (7).
3. The system for sterilizing and disinfecting grains by using electron beam irradiation as claimed in claim 1, wherein the material turnover module further comprises a stirrer (10), and the stirrer (10) is arranged in a vertical cylinder shape.
4. The system for sterilizing and disinfecting grains by using electron beam irradiation as claimed in claim 1, wherein a gas collection module is arranged above the material turnover module, the gas collection module comprises a gas collection device (11) and a gas guide tube (12), one end of the gas guide tube (12) is arranged on the top of the conveyor belt (7), the other end of the gas guide tube (12) is located at the anode window (5), and the gas collection device (11) is arranged in the middle of the gas guide tube (12).
5. The system for sterilizing and disinfecting grains by using electron beam irradiation as claimed in claim 1, wherein the electron beam source mounting module comprises a plurality of mounting brackets, and a plurality of accelerator devices (1) are mounted above the material transportation module through the mounting brackets.
6. A working method of a system for sterilizing and disinfecting grains by using electron beam irradiation is characterized by comprising the following steps:
s1: firstly, mounting a mounting bracket above a conveyor belt (7), mounting an accelerator device (1) on the mounting bracket, enabling an anode window (5) of the accelerator device (1) to face different directions of the conveyor belt (7), arranging grains (2) on the conveyor belt (7), and starting the conveyor belt (7) to transmit the grains (2);
s2: then starting the first turnover device (8) and the second turnover device (9) to continuously turn over the grains (2) on the conveyor belt (7); when the stirrer (10) is used, the stirrer (10) is started, the grain is conveyed into the stirrer (10) by the conveyor belt (7), the stirrer (10) is provided with a window which is over against the accelerator device (1) of the electron beam source, the electron beam (6) is directly irradiated into the stirrer (10), the grain is sufficiently irradiated by the electron beam (6) in the stirrer (10), and the grain (2) is transmitted into single-layer distribution by the cylindrical stirrer (10);
s3: then starting a plurality of accelerator devices (1), generating an electric field between a cathode and an anode, accelerating an electron beam (6) generated by a filament (4), and enabling the accelerated electrons to penetrate out of an anode window (5) so as to accelerate and bombard the electrons to the surface of the grain (2);
s4: then starting the gas collecting device (11), generating ozone after the grains (2) are radiated, and collecting and circulating the ozone through the gas collecting device (11) and the gas guide pipe (12).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110144600.5A CN114831176B (en) | 2021-02-02 | 2021-02-02 | System and method for sterilizing grains by utilizing electron beam irradiation |
| PCT/CN2022/073370 WO2022166633A1 (en) | 2021-02-02 | 2022-01-24 | System and method for utilizing electron-beam irradiation for grain sterilization and disinfection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110144600.5A CN114831176B (en) | 2021-02-02 | 2021-02-02 | System and method for sterilizing grains by utilizing electron beam irradiation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114831176A true CN114831176A (en) | 2022-08-02 |
| CN114831176B CN114831176B (en) | 2023-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110144600.5A Active CN114831176B (en) | 2021-02-02 | 2021-02-02 | System and method for sterilizing grains by utilizing electron beam irradiation |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114831176B (en) |
| WO (1) | WO2022166633A1 (en) |
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| EP1004522A2 (en) * | 1998-11-24 | 2000-05-31 | Daiki Foods Yugen Kaisha | Pouch for containing retort food |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114831176B (en) | 2023-08-04 |
| WO2022166633A1 (en) | 2022-08-11 |
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