CN114159591A - Device and method for sterilizing surface of cold-chain goods package - Google Patents

Device and method for sterilizing surface of cold-chain goods package Download PDF

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Publication number
CN114159591A
CN114159591A CN202111442510.0A CN202111442510A CN114159591A CN 114159591 A CN114159591 A CN 114159591A CN 202111442510 A CN202111442510 A CN 202111442510A CN 114159591 A CN114159591 A CN 114159591A
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China
Prior art keywords
goods
section
irradiation
input
output
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Granted
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CN202111442510.0A
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Chinese (zh)
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CN114159591B (en
Inventor
欧阳松应
苏经迁
张灵山
吴志辉
陈建城
谢乐敏
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Fujian Normal University
Xiamen King Long United Automotive Industry Co Ltd
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Fujian Normal University
Xiamen King Long United Automotive Industry Co Ltd
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    • 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
    • A61L2/087—Particle radiation, e.g. electron-beam, alpha or beta 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
    • 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
    • A61L2/26—Accessories or devices or components used for biocidal treatment
    • 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
    • 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
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/12—Apparatus for isolating biocidal substances from the environment
    • A61L2202/121—Sealings, e.g. doors, covers, valves, sluices
    • 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
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/14—Means for controlling sterilisation processes, data processing, presentation and storage means, e.g. sensors, controllers, programs
    • 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 discloses a device and a method for sterilizing the surface of cold chain goods packaging in the technical field of sterilization equipment, wherein the device comprises a closed sterilization cabin which is divided into a transmission area and an irradiation area by a partition structure, a transmission device for conveying goods is arranged in the transmission area and the irradiation area in a penetrating way, a conveyor belt structure sequentially comprises an input isolation section, an input irradiation section, a turnover section, an output irradiation section and an output isolation section according to the goods flowing direction, the turnover section of the transmission device is provided with the turnover mechanism, and the top of the closed sterilization cabin is provided with an inlet/outlet water valve and an exhaust ventilation system.

Description

Device and method for sterilizing surface of cold-chain goods package
Technical Field
The invention relates to the technical field of disinfection and sterilization equipment structures, in particular to a device and a method for disinfecting the surface of cold-chain goods packages.
Background
In recent years, as the global new coronavirus infection is still serious, particularly, new coronavirus is attached to the surface of imported products, particularly cold chain food, frequently in China recently, so that related contacters in China are infected and the epidemic situation risks spreading.
The cold chain article is a key ring of epidemic prevention and control and external prevention input. The nucleic acid positive detection rate of new coronavirus in imported cold chain goods is obviously increased recently, the spread and the number of provinces are increased, the products range from marine products to livestock and poultry meat products are involved, and the range of virus pollution of imported goods is expanded from cold chain food to containers. At present, the cold chain products need to be sterilized and disinfected in an external package before being put in storage, so that the cold chain products can be put in storage safely.
Currently, the major problems facing low temperature cold chain disinfection include, firstly, the existing morphology and viability of the virus in low temperature environments and its tolerance to disinfectants are not clear; secondly, the liquid disinfectant is easy to solidify and settle, influences the disinfection effect, is easy to remain, pollutes cold chain articles, and effectively disinfects pathogenic microorganisms in gas, especially foods; thirdly, the low temperature can reduce the reaction rate and affect the disinfection effect; fourthly, the operators are in physical health problems, people are difficult to stay for a long time in a low-temperature environment, and automatic operation and intelligent control system equipment are urgently needed.
Based on the above, the invention provides a device and a method for sterilizing the surface of a cold chain cargo package, which aim to solve the problems.
Disclosure of Invention
The invention aims to provide a device and a method for sterilizing the surface of a cold chain goods package so as to solve the technical problem.
In order to realize the purpose, the invention provides the following technical scheme: the device for sterilizing the surface of the cold-chain goods package comprises a closed sterilizing bin, wherein the closed sterilizing bin is divided into a transmission area and an irradiation area by utilizing a partition structure, a conveying device for conveying goods is arranged in the transmission area and the irradiation area in a penetrating mode, and the top of the closed sterilizing bin is positioned in the irradiation area and is provided with an electron beam sterilizing device, an inlet and outlet water valve for cooling the electron beam sterilizing device and an exhaust ventilation system.
Preferably, the closed disinfection and sterilization bin is a closed frame space formed by a main body formed by sealing and fixing a stainless steel framework and a lead plate, and a partition plate for simultaneously separating the transmission area and the irradiation area is arranged in the middle of the closed disinfection and sterilization bin.
Preferably, the conveying device is a conveying belt structure distributed in a U shape, the conveying belt structure sequentially comprises an input isolation section, an input irradiation section, a turnover section, an output irradiation section and an output isolation section according to the flow direction of goods, the input isolation section and the output isolation section are located in the conveying area, and the input irradiation section, the turnover section and the output irradiation section are located in the irradiation area.
Preferably, but cut off the stereotype that the structure is left right translation and cut off the door, including set up in the first input that the input keeps apart the section both ends cuts off the door, the second input cuts off the door and set up in the first output that the output kept apart the section both ends cuts off the door, the second output cuts off the door.
Preferably, conveyer's upset section is equipped with tilting mechanism, tilting mechanism includes the support chassis, the support chassis top is rotated through the bearing frame and is installed the trip shaft, the drive is installed to one side of support chassis the driving motor of trip shaft at certain angle internal rotation, the fixed Y type upset claw that is provided with a plurality of its axis direction interval distributions of edge that is on the trip shaft, the height and the conveyer surface height parallel and level of the body of rod of its below when Y type upset claw opening turned to the left and right sides.
Preferably, an access door is arranged on one side wall of the closed disinfection and sterilization bin positioned in the irradiation area.
A method for sterilizing a device for sterilizing the surface of cold chain goods packages, comprising the following process steps:
step S10: starting the conveying device, opening the first input partition door, closing the second input partition door, inputting goods to be sterilized to the transmission area through the input isolation section, and closing the first input partition door;
step S20: when the first input partition door is kept closed and goods to be sterilized approach the second input partition door, the second input partition door is opened, the goods to be sterilized enter the irradiation area through the input irradiation section, and the second input partition door is closed accordingly;
step S30: starting electron beam sterilization equipment, conveying goods to be sterilized to the lower part of the electron beam sterilization equipment, continuously working an electron beam assembly of the electron beam sterilization equipment, and irradiating and sterilizing the top surface and the side surface of the goods;
step S40: the goods continuously move through the overturning section, the overturning mechanism on the overturning section overturns the goods in an angle, so that the original bottom surface is overturned upwards, and then the goods are conveyed to the tail end of the output irradiation section through the overturning section;
step S50: the goods are conveyed to the lower part of the electron beam sterilization equipment from the output irradiation section for irradiation sterilization; after the goods are subjected to irradiation sterilization, the goods are conveyed to the front of a second output partition door by an output irradiation section, the output partition door is opened, the goods enter a transmission area through an output isolation section, and the output partition door is closed along with the goods;
step S60: and opening the first output partition door, and taking out the goods after the irradiation sterilization.
Compared with the prior art, the invention has the beneficial effects that:
the invention adopts an energy-saving, high-efficiency, clean and sanitary low-temperature sterilization technology, and discloses epidemic prevention equipment capable of quickly sterilizing the surface of a cold chain article package, wherein cold chain food is conveyed to a sterilization area (irradiation area) by using a driving belt, the upper surface of the article is sterilized by using low-energy electron beams, and after the sterilization of the upper surface is finished, the cold chain food is turned over by 180 degrees by using a turning mechanism, so that the lower surface of the article is upward, thereby realizing that six surfaces of the article can be sterilized, and avoiding the contact infection of personnel; the problem that the goods with pathogenic microorganisms can sterilize and disinfect the pathogenic microorganisms on the surfaces of the goods without being contacted by people is solved, and the goods cannot be polluted; the technology can realize omnibearing and automatic disinfection and control on the outer surfaces of low-temperature articles with different sizes and weights, effectively kill new coronavirus on the outer package, improve the killing efficiency, reduce the labor intensity and efficiently block the virus from crossing the last door while each disinfected commodity meets the requirements specified by the killing technology.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic overall side view of the present invention;
FIG. 3 is a schematic side view of the turnover mechanism of the present invention;
FIG. 4 is a schematic front view of the turnover mechanism of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-closed disinfection and sterilization bin, 2-input isolation section, 3-input irradiation section, 4-turnover section, 5-output irradiation section, 6-output isolation section, 7-first input partition door, 8-first input partition door opening position, 9-second input partition door, 10-second input partition door opening position, 11-first output partition door, 12-first output partition door opening position, 13-second output partition door, 14-second output partition door opening position, 15-access door, 16-electron beam sterilization equipment, 17-inlet and outlet water valve, 18-ventilation system, 19-support framework, 20-bearing seat, 21-turnover shaft, 22-drive motor and 23-Y-shaped turnover claw.
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. 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.
Referring to fig. 1-2, the present invention provides a technical solution: a device for sterilizing the surface of cold chain goods package comprises a closed sterilizing chamber 1, the closed sterilizing chamber 1 is divided into a transmission area and an irradiation area by a partition structure, the goods to be sterilized firstly pass through the transmission area and then enter the irradiation area, the irradiation area firstly enters the transmission area and then is output when the goods are output, the inner space and the outer space are separated when the goods enter and exit, a transmission device for conveying the goods is arranged in the transmission area and the irradiation area in a penetrating way and is used for bearing, conveying and turning the goods, an electron beam sterilizing device 16, an inlet and outlet water valve 17 for cooling the electron beam sterilizing device 16 and an exhaust ventilation system 18 are arranged at the top of the closed sterilizing chamber 1 in the irradiation area, the electron beam sterilizing device 16 utilizes low-energy electron beams to irradiate and sterilize the upper surface of the goods, wherein the electron beam device referred to herein is a plasma generator, the ionization type electron beam generating device comprises hundreds of needle points, each needle point can emit an electron beam under the ionization action, each electron beam comprises dozens of discharge wires, and tens of thousands of discharge wires form an electron network. The electron beam equipment meets the hygienic requirements of GB 27955-. After the cold chain food is subjected to radiation sterilization, the temperature change of the center temperature of the food is not more than 5 ℃ before and after irradiation, the adverse effects on the structural integrity, the functional properties, the sensory attributes and the like of the cold chain food are avoided, and the nutritional safety of the cold chain food is ensured; the inlet and outlet water valves 17 comprise related water-cooling pipeline devices for performing water-cooling on the electron beam sterilization equipment 16, the exhaust ventilation system 18 performs air-cooling on the electron beam sterilization equipment 16, the water-cooling and air-cooling devices are the same as the existing products in the market, and the specific structure and the connection installation mode are not repeated.
As a further embodiment, the closed disinfection and sterilization bin 1 is a closed frame space formed by a main body formed by sealing and fixing a stainless steel framework and a lead plate, and has certain structural strength and thermal insulation performance, a partition plate for simultaneously separating a transmission area and an irradiation area is arranged in the middle of the closed disinfection and sterilization bin 1 and used for separating an input route space and an output route space of the conveying device, and articles before and after disinfection are isolated, and an access door 15 is arranged on one side wall of the closed disinfection and sterilization bin 1, which is positioned in the irradiation area, so that the equipment can be conveniently overhauled when in failure.
As a further embodiment, the conveying device is a conveying belt structure distributed in a U shape, the conveying belt structure sequentially comprises an input isolation section 2, an input irradiation section 3, a turning section 4, an output irradiation section 5 and an output isolation section 6 according to the flow direction of goods, the input isolation section 2 and the output isolation section 6 are positioned in a transmission area, the input irradiation section 3, the turning section 4 and the output irradiation section 5 are positioned in an irradiation area, and the input irradiation section 3 and the output irradiation section 5 are positioned below the electron beam sterilization equipment 16 and can receive the irradiation effect of the electron beam sterilization equipment 16 for sterilization; the partition structure is a lead plate partition door capable of translating left and right, and comprises a first input partition door 7 and a second input partition door 9 which are arranged at two ends of the input isolation section 2, and a first output partition door 11 and a second output partition door 13 which are arranged at two ends of the output isolation section 6; the first input partition door 7, the second input partition door 9, the first output partition door 11 and the second output partition door 13 are all side-shifting movable sealing lead doors capable of being opened and closed in an electric control mode, and have good heat insulation effect; during actual operation, article pass through the conveyer belt, after the first input of import cuts off door 7 and opens, carry the goods to the transmission area, first input cuts off door 7 and closes, and the second input that gets into the irradiation zone cuts off door 9 and opens, transmits the goods to the irradiation zone through the conveyer belt, disappears through the ray that electron beam sent and kills the goods surface. After the goods are killed, the bottom surface of the goods which is not killed is turned over through the turning mechanism, and then the goods are conveyed to the irradiation area through the conveyor belt to be killed. After the killing is finished, the second output partition door 13 out of the irradiation area is opened, the first output partition door 11 at the outlet is closed, and the goods are conveyed from the irradiation area to the conveying area by the conveying belt. After the goods leave the irradiation area, the second output partition door 13 at the outlet is closed, the first output partition door 11 is opened, the goods are sterilized and transported to the destination of storage or transportation by the conveyor belt.
As a further embodiment, as shown in fig. 3-4, the turning section 4 of the conveying device is equipped with a turning mechanism, the turning mechanism includes a supporting frame 19, the top of the supporting frame 19 is rotatably installed with a turning shaft 21 through a bearing seat 20, one side of the supporting frame 19 is installed with a driving motor 22 for driving the turning shaft 21 to rotate within a certain angle, the turning shaft 21 is fixedly provided with a plurality of Y-shaped turning claws 23 distributed at intervals along the axial direction thereof, the Y-shaped turning claws 23 are preferably rectangular frame-shaped structures with supporting rods and open tops, the height of the rod body below the Y-shaped turning claws 23 when the openings of the Y-shaped turning claws 23 are turned to the left and right sides is flush with the surface height of the conveying device, during actual operation, the articles whose top surfaces and side surfaces have been killed by irradiation enter the turning section 4, the Y-shaped turning claws 23 are driven to the article coming side by controlling the driving motor 22, the articles are conveyed into the open cavities of the Y-shaped turning claws 23 through the turning section 4, and then the driving motor 22 is controlled to rotate for 180 degrees, the Y-shaped turnover claw 23 is driven to move away from one side of the article, the article is transited from the inner cavity of the opening of the Y-shaped turnover claw 23 to the turnover section 4 to complete turnover, and the bottom surface of the article is upwards irradiated and killed by the electron beam sterilization equipment 16.
Based on the device, the working flow comprises the following steps:
step S10: starting the conveying device, opening the first input partition door 7, closing the second input partition door 9, inputting the goods to be sterilized to the transmission area through the input isolation section 2, and closing the first input partition door 7;
step S20: when the first input partition door 7 is kept closed and goods to be sterilized approach the second input partition door 9, the second input partition door 9 is opened, the goods to be sterilized enter the irradiation area through the input irradiation section 3, and the second input partition door 9 is closed along with the opening;
step S30: starting the electron beam sterilization equipment 16, conveying goods to be sterilized to the lower part of the electron beam sterilization equipment 16, continuously working an electron beam assembly of the electron beam sterilization equipment 16, and irradiating and sterilizing the top surface and the side surface of the goods;
step S40: the goods continuously move through the overturning section 4, the overturning mechanism on the overturning section 4 overturns the goods by 180 degrees, so that the original bottom surface is overturned upwards, and then the goods are conveyed to the tail end of the output irradiation section 5 through the overturning section 4; the specific aspect mode is that during actual work, the top surface and the side surface of the article which is sterilized by irradiation enter the turning section 4, the driving motor 22 is controlled to rotate to enable the Y-shaped turning claw 23 to move towards one side of the article, the article is conveyed to enter the inner cavity of the opening of the Y-shaped turning claw 23 through the turning section 4, then the driving motor 22 is controlled to rotate 180 degrees to enable the Y-shaped turning claw 23 to move towards one side of the article, the article is transited to the turning section 4 from the inner cavity of the opening of the Y-shaped turning claw 23 to complete turning, and the bottom surface of the article is upward sterilized by irradiation of the electron beam sterilization equipment 16.
Step S50: the goods are conveyed to the lower part of the electron beam sterilization equipment 16 from the output irradiation section 5 for irradiation sterilization; after the goods are subjected to irradiation sterilization, the goods are conveyed to the front of a second output partition door 13 by an output irradiation section 5, the output partition door 13 is opened, the goods enter a transmission area through an output isolation section 6, and the output partition door 13 is closed along with the goods;
step S60: and opening the first output partition door 11, and taking out the goods after the irradiation sterilization.
In the description of the invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "two ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the invention.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the terms in the invention is understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A device for cold chain cargo package surface sterilization characterized by: the device comprises a closed disinfection and sterilization bin (1), wherein the closed disinfection and sterilization bin (1) is divided into a transmission area and an irradiation area by a partition structure, a conveying device for conveying goods is arranged in the transmission area and the irradiation area in a penetrating mode, and the top of the closed disinfection and sterilization bin (1) is located in the irradiation area and is internally provided with an electron beam sterilization device (16), an inlet and outlet water valve (17) for cooling the electron beam sterilization device (16) and an exhaust ventilation system (18).
2. A device for cold chain cargo package surface sterilization according to claim 1, wherein: the closed disinfection and sterilization bin (1) is a closed frame space formed by a main body formed by sealing and fixing a stainless steel framework and a lead plate, and a partition plate for simultaneously separating a transmission area and an irradiation area is arranged in the middle of the closed disinfection and sterilization bin.
3. A device for cold chain cargo package surface sterilization according to claim 1, wherein: the conveying device is a conveying belt structure distributed in a U shape, the conveying belt structure sequentially comprises an input isolation section (2), an input irradiation section (3), a turning section (4), an output irradiation section (5) and an output isolation section (6) according to the flow direction of cargos, the input isolation section (2) and the output isolation section (6) are located in the transmission area, and the input irradiation section (3), the turning section (4) and the output irradiation section (5) are located in the irradiation area.
4. A device for cold chain cargo package surface sterilization according to claim 3, wherein: the partition structure is a lead plate partition door capable of translating left and right, and comprises a first input partition door (7) and a second input partition door (9) which are arranged at two ends of the input isolation section (2), and a first output partition door (11) and a second output partition door (13) which are arranged at two ends of the output isolation section (6).
5. A device for cold chain cargo package surface sterilization according to claim 3, wherein: conveyer's upset section (4) are equipped with tilting mechanism, tilting mechanism includes supporting framework (19), supporting framework (19) top is rotated through bearing frame (20) and is installed trip shaft (21), the drive is installed to one side of supporting framework (19) trip shaft (21) at driving motor (22) of certain angle internal rotation, fixed a plurality of Y type upset claws (23) along its axis direction interval distribution on trip shaft (21), the height and the conveyer surface height parallel and level of the body of rod of its below when Y type upset claw (23) opening turned to the left and right sides.
6. A device for cold chain cargo package surface sterilization according to claim 1, wherein: an access door (15) is arranged on one side wall of the closed disinfection and sterilization bin (1) positioned in the irradiation area.
7. A method for sterilizing a device for sterilizing the surface of cold chain goods packages, characterized in that it comprises the following process steps:
step S10: starting the conveying device, opening the first input partition door (7), closing the second input partition door (9), inputting goods to be sterilized to the transmission area through the input isolation section (2), and closing the first input partition door (7);
step S20: when the first input partition door (7) is kept closed and goods to be sterilized approach the second input partition door (9), the second input partition door (9) is opened, the goods to be sterilized enter the irradiation area through the input irradiation section (3), and the second input partition door (9) is closed accordingly;
step S30: starting electron beam sterilization equipment (16), conveying goods to be sterilized to the lower part of the electron beam sterilization equipment (16), continuously operating an electron beam assembly of the electron beam sterilization equipment (16), and irradiating and sterilizing the top surface and the side surface of the goods;
step S40: the goods continuously move through the overturning section (4), the overturning mechanism on the overturning section (4) overturns the goods by 180 degrees, so that the original bottom surface is overturned upwards, and then the goods are conveyed to the tail end of the output irradiation section (5) through the overturning section (4);
step S50: goods are conveyed to the lower part of the electron beam sterilization equipment (16) from the output irradiation section (5) for irradiation sterilization; after the goods are subjected to irradiation sterilization, the goods are conveyed to the front of a second output partition door (13) by an output irradiation section (5), the output partition door (13) is opened, the goods enter a transmission area through an output isolation section (6), and the output partition door (13) is closed along with the goods;
step S60: and opening the first output partition door (11) and taking out the goods after the irradiation sterilization.
CN202111442510.0A 2021-11-30 2021-11-30 Device and method for sterilizing surface of cold chain cargo package Active CN114159591B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114668867A (en) * 2022-04-25 2022-06-28 常熟荣瑞灭菌技术有限公司 Local sterilization device based on directional electron beam
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CN116637213A (en) * 2023-07-27 2023-08-25 山东辐岳机电科技有限公司 Omnibearing sterilizing method and system for packaging box
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WO2023197533A1 (en) * 2022-04-10 2023-10-19 彭梅青 Automatic disinfection system used in box transportation and method for controlling same
CN114668867A (en) * 2022-04-25 2022-06-28 常熟荣瑞灭菌技术有限公司 Local sterilization device based on directional electron beam
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CN114847429A (en) * 2022-05-25 2022-08-05 中投奥佳(北京)投资有限公司 Fault killing bin and method for cold chain food
CN116637213A (en) * 2023-07-27 2023-08-25 山东辐岳机电科技有限公司 Omnibearing sterilizing method and system for packaging box

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