CN113209325A - Cobalt-60-based irradiation inactivation device for cold chain disinfection and irradiation treatment process thereof - Google Patents
Cobalt-60-based irradiation inactivation device for cold chain disinfection and irradiation treatment process thereof Download PDFInfo
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- CN113209325A CN113209325A CN202110557421.4A CN202110557421A CN113209325A CN 113209325 A CN113209325 A CN 113209325A CN 202110557421 A CN202110557421 A CN 202110557421A CN 113209325 A CN113209325 A CN 113209325A
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- GUTLYIVDDKVIGB-OUBTZVSYSA-N Cobalt-60 Chemical compound [60Co] GUTLYIVDDKVIGB-OUBTZVSYSA-N 0.000 title claims abstract description 61
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 47
- 230000002779 inactivation Effects 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000008569 process Effects 0.000 title claims abstract description 10
- 230000001954 sterilising effect Effects 0.000 claims abstract description 26
- 230000005855 radiation Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 16
- 239000004677 Nylon Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004806 packaging method and process Methods 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 74
- 238000005516 engineering process Methods 0.000 description 4
- 235000013305 food Nutrition 0.000 description 4
- 239000003814 drug Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 235000021067 refined food Nutrition 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- A61L2/26—Accessories or devices or components used for biocidal treatment
-
- 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
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- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses a cobalt-60-based irradiation inactivation device for cold chain disinfection, which comprises an elastic base and a cobalt-60 irradiator, wherein two groups of supporting plates are symmetrically and fixedly arranged above the elastic base, a cold chain product collection box is rotatably arranged between the two groups of supporting plates, and a driving motor is arranged on one side of the cold chain product collection box; the invention also discloses an irradiation treatment process of the irradiation inactivation device based on cobalt-60 for cold chain sterilization, S1: the cold chain product after packaging is conveyed; s2: carrying out irradiation treatment; s3: turning over the cold chain product; s4: completing irradiation treatment; the cold chain product after being packaged is subjected to irradiation treatment, the conventional disinfection process is reduced, the labor is saved, the disinfection efficiency is improved, the box door does not need to be opened or closed manually, the cold chain product is matched with the cobalt-60 irradiation instrument for use, the manual approach is not needed, the manual influence on radiation is avoided, the irradiation distance of the cobalt-60 irradiation instrument relative to the cold chain product is kept optimal, the irradiation effect is ensured, and therefore the disinfection effect is ensured.
Description
Technical Field
The invention relates to the technical field of cold chain disinfection, in particular to a cobalt-60-based irradiation inactivation device for cold chain disinfection, and further provides an irradiation treatment process of the cobalt-60-based irradiation inactivation device for cold chain disinfection.
Background
The cold chain refers to a special supply chain system which is used for reducing loss, preventing pollution and deterioration and ensuring the food safety, biological safety and medicine safety of products after certain food raw materials, processed foods or semi-finished products, special biological products and medicines are purchased, processed and inactivated and are always in a special low-temperature environment required by the products in the processes of processing, storing, transporting, distributing, retailing and using the products.
The irradiation processing technology is used as a cold processing physical sterilization technology, and the cold sterilization technology for imported cold chain food can avoid the increase of the heat of the cold chain food, prevent the product from being thawed and reduce the shelf life of the product. The existing irradiation treatment is mostly applied to the production preorder of cold chain products, secondary sterilization is needed to be carried out on the packed cold chain products, the sterilization efficiency is reduced while the labor is wasted, and the cold chain products cannot be overturned during the irradiation treatment, so that the sterilization effect is influenced.
Disclosure of Invention
The invention aims to provide a cobalt-60-based irradiation inactivation device for cold chain sterilization and an irradiation treatment process thereof, which are used for centrally sterilizing and automatically overturning packaged cold chain products, automatically perform cobalt-60-based irradiation treatment, save labor, and directly perform effective sterilization work after packaging, improve the sterilization efficiency and ensure the sterilization effect so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the irradiation inactivation device based on the cobalt-60 for cold chain disinfection comprises an elastic base and a cobalt-60 irradiator, wherein two groups of supporting plates are symmetrically and fixedly arranged above the elastic base, a cold chain product collection box is rotatably arranged between the two groups of supporting plates, and a driving motor is arranged on one side of the cold chain product collection box and fixedly arranged on one side of one group of supporting plates;
a feed inlet is formed in one side of the cold chain product collecting box, a sealing plate is slidably mounted on one side, located on one side of the outer wall of the cold chain product collecting box, of the feed inlet, and a cold chain product conveying platform is arranged on one side, close to the feed inlet, of the outer portion of the cold chain product collecting box;
the cobalt-60 irradiation instrument is arranged right above the cold chain product collecting box, a support frame is fixedly arranged above the elastic base, and a lifting assembly is arranged between the cobalt-60 irradiation instrument and the support frame.
The elastic base comprises a bottom plate and a panel, supporting springs are fixedly connected to four corners between the bottom plate and the panel, supporting rods are arranged in the supporting springs, the top ends of the supporting rods are fixedly connected with the lower surface of the panel, hollow pipes are fixedly mounted on four corners of the upper surface of the bottom plate, and one end of the supporting rod, far away from the panel, is connected with the hollow pipes in a sliding mode.
The cold chain article collecting box is fixedly provided with a guide plate on one side close to the cold chain article conveying table, the guide plate is fixedly arranged on one side of the feed port, and the guide plate is positioned on the lower section of the feed port.
The bottom surface equidistance array has nine at least groups of cushion blocks in the cold chain article collecting box, the cushion blocks are arranged in a nylon cushion block structure, the gap between two adjacent groups of cushion blocks is 3mm-5mm, and the bottom surfaces in the cushion blocks and the cold chain article collecting box are fixedly connected with compression springs.
The cold chain product collecting box is characterized in that two groups of T-shaped sliding blocks are symmetrically arranged on one side, close to the cold chain product collecting box, of the sealing plate, and sliding grooves matched with the T-shaped sliding blocks are symmetrically formed in one side of the outer wall of the cold chain product collecting box.
The cold chain product collection box comprises a sealing plate, a cold chain product collection box body, a sealing plate, a cold chain product collection box body and a mounting plate, wherein the sealing plate is symmetrically arranged at the top of the sealing plate and fixedly connected with the mounting plate, the two mounting plates are symmetrically arranged on one side of the top of the cold chain product collection box body, and a first air cylinder is fixedly connected between the mounting plate and the mounting plate.
The support frame comprises a top plate and four groups of stand columns, the four groups of stand columns are fixedly arranged on the lower surface of the top plate respectively, one ends, far away from the top plate, of the four groups of stand columns are connected above the panel in a threaded mode, and a through hole for the cobalt-60 irradiator to penetrate through is formed in the center of the top plate.
The lifting assembly comprises two groups of second cylinders and a lifting plate, the two groups of second cylinders are symmetrically arranged on the upper surface of the top plate, the lifting plate is fixedly arranged at the telescopic rod end of the second cylinder, and the cobalt-60 irradiator is fixedly arranged on the lower surface of the lifting plate.
The invention also provides an irradiation treatment process of the irradiation inactivation device based on cobalt-60 for cold chain disinfection, which comprises the following steps:
s1: conveying the packaged cold chain product, conveying the packaged cold chain product to one side of a cold chain product collecting box by using a cold chain product conveying platform, enabling the cold chain product to sequentially fall into the cold chain product collecting box through a feed port through a guide plate, and controlling a first cylinder to drive a sealing plate to move downwards until the feed port is completely closed;
s2: performing irradiation treatment, starting a cobalt-60 irradiation instrument, and performing disinfection and sterilization treatment on the cold chain products in the cold chain product collection box;
s3: turning over the cold chain product, starting a driving motor to drive a cold chain product collecting box to alternately turn over at 180 degrees left and right, and starting a second air cylinder to drive a cobalt-60 irradiator to ascend and descend by matching with the turning frequency of the driving motor so as to ensure that the irradiation distance between the cobalt-60 irradiator and the cold chain product is kept optimal;
s4: and (3) finishing irradiation treatment, turning off the driving motor to restore the initial position of the cold chain product collecting box, simultaneously turning off the cobalt-60 irradiator to finish the disinfection and sterilization treatment of the cold chain product, controlling the first air cylinder to drive the sealing plate to move upwards to the feed inlet and open, and taking out the irradiated cold chain product.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention uses the cobalt-60 irradiator and the cold chain product collecting box which can be repeatedly turned over in 180 degrees in two directions in a matching way, so as to carry out irradiation treatment on the packaged cold chain product, reduce the conventional disinfection flow, save labor and improve the disinfection efficiency;
2. according to the invention, the cold chain product collecting box is provided with the automatic opening and closing seal to carry out acute sealing treatment on the cold chain product collecting box, the box door does not need to be opened and closed manually, the cold chain product collecting box is matched with a cobalt-60 irradiator for use, manual approach is not needed, and manual influence on radiation is avoided;
3. according to the invention, two groups of cylinders are symmetrically arranged between the cobalt-60 irradiator and the support frame body, so that the cobalt-60 irradiator is driven to match the frequency of the back-and-forth turnover of the cold chain product collecting box, the optimal irradiation distance of the cobalt-60 irradiator relative to the cold chain product is ensured, the irradiation effect is ensured, and the disinfection effect is ensured.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a front cross-sectional view of the cold chain product collection bin of the present invention;
fig. 5 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.
In the figure: 1. an elastic base; 101. a base plate; 102. a panel; 103. a support spring; 2. A cobalt-60 irradiator; 3. a support plate; 4. a cold chain product collection box; 401. mounting a plate; 5. a drive motor; 6. a feed inlet; 7. closing the plate; 701. a T-shaped slider; 702. mounting blocks; 8. a cold chain article conveying table; 9. a support frame; 901. a top plate; 902. a column; 10. a lifting assembly; 11. a support bar; 12. a hollow tube; 13. a guide plate; 14. cushion blocks; 15. a first cylinder; 16. A second cylinder; 17. a lifting plate.
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. 1-5, the present invention provides a technical solution:
the irradiation inactivation device based on the cobalt-60 for cold chain disinfection comprises an elastic base 1 and a cobalt-60 irradiation instrument 2, wherein the elastic base 1 comprises a bottom plate 101 and a panel 102, four corners between the bottom plate 101 and the panel 102 are fixedly connected with supporting springs 103, supporting rods 11 are arranged in the supporting springs 103, the top ends of the supporting rods 11 are fixedly connected with the lower surface of the panel 102, the four corners of the upper surface of the bottom plate 101 are fixedly provided with hollow tubes 12, one end of each supporting rod 11, far away from the panel 102, is in sliding connection with the hollow tubes 12, the base is arranged to be of an elastic base 1 structure, in order to buffer and damp the whole irradiation device, because the device is impacted by switching actions of a driving motor 5 and a second cylinder 16 during irradiation, a buffer and damp structure is arranged, the service life of the device is prolonged, and the mutual effect of force can ensure that a constant clearance of a cold chain product is generated in a cold chain product collection box 4, has positive effect on irradiation.
Two groups of supporting plates 3 are symmetrically and fixedly arranged above the elastic base 1, a cold chain product collecting box 4 is rotatably arranged between the two groups of supporting plates 3, a driving motor 5 is arranged on one side of the cold chain product collecting box 4, and the driving motor 5 is fixedly arranged on one side of one group of supporting plates 3;
feed inlet 6 has been seted up to cold chain article collecting box 4 one side, 6 one sides of feed inlet are located 4 outer wall one side slidable mounting of cold chain article collecting box has shrouding 7, shrouding 7 is close to 4 one side symmetry of cold chain article collecting box and is provided with two sets of T type sliders 701, the spout that matches with T type slider 701 is seted up to 4 outer wall one side symmetry of cold chain article collecting box, 7 top symmetries of shrouding and fixedly connected with installation piece 702, 4 top one side symmetries of cold chain article collecting box install two sets of mounting panels 401, fixedly connected with first cylinder 15 between installation piece 702 and the mounting panel 401.
A cold chain product conveying table 8 is arranged on one side, close to the feed inlet 6, of the outer portion of the cold chain product collecting box 4, a guide plate 13 is fixedly mounted on one side, close to the cold chain product conveying table 8, of the cold chain product collecting box 4, the guide plate 13 is fixedly mounted on one side of the feed inlet 6, the guide plate 13 is located on the lower cross section of the feed inlet 6, at least nine groups of cushion blocks 14 are arranged on the inner bottom surface of the cold chain product collecting box 4 in an equidistant array mode, the cushion blocks 14 are arranged in a nylon cushion block structure, gaps between every two adjacent groups of cushion blocks 14 are 3mm-5mm, and the gaps between every two adjacent cushion blocks are 3mm-5mm, so that the buffering effect of the cushion blocks 14 is guaranteed, and cold chain products are prevented from falling into the cracks between the adjacent cushion blocks 14; the bottom surface all fixedly connected with compression spring in cushion 14 and cold chain article collecting box 4 sets up the cushion 14 that has compression spring in cold chain article collecting box 4 bottom surface to make it be the nylon cushion structure that is that hardness is handed over the end, not only cushion the cold chain article, also slowed down the impact force when the cold chain article gets into cold chain article collecting box 4.
The cobalt-60 irradiation instrument 2 is arranged right above the cold chain product collection box 4, the support frame 9 is fixedly arranged above the elastic base 1, the support frame 9 comprises a top plate 901 and four groups of stand columns 902, the four groups of stand columns 902 are respectively and fixedly arranged on the lower surface of the top plate 901, one ends of the four groups of stand columns 902 far away from the top plate 901 are connected above the panel 102 in a threaded manner, a through hole for the cobalt-60 irradiation instrument 2 to penetrate through is formed in the center position in the top plate 901, the lifting assembly 10 is arranged between the cobalt-60 irradiation instrument 2 and the support frame 9, the lifting assembly 10 comprises two groups of second air cylinders 16 and lifting plates 17, the two groups of second air cylinders 16 are symmetrically arranged on the upper surface of the top plate 901, the lifting plates 17 are arranged above the top plate 901, the second air cylinders 16 are arranged between the two groups of the cobalt-60 irradiation instrument 2, and the irradiation treatment of the cold chain products in the cold chain product collection box 4 is facilitated, the lifting structure is matched with the overturning frequency of the driving motor 5, the second air cylinder 16 is started to drive the cobalt-60 irradiator 2 to lift, and the irradiation distance between the cobalt-60 irradiator 2 and the cold-chain product is ensured to be kept optimal; the lifting plate 17 is fixedly arranged at the telescopic rod end of the second air cylinder 16, and the cobalt-60 irradiator 2 is fixedly arranged on the lower surface of the lifting plate 17.
The invention also provides an irradiation treatment process of the irradiation inactivation device based on cobalt-60 for cold chain sterilization, which comprises the following steps:
s1: conveying the packaged cold chain product, conveying the packaged cold chain product to one side of a cold chain product collecting box 4 by using a cold chain product conveying table 8, sequentially falling into the cold chain product collecting box 4 through a guide plate 13 through a feed port 6, and controlling a first air cylinder 15 to drive a sealing plate 7 to move downwards until the feed port 6 is completely closed;
s2: performing irradiation treatment, starting the cobalt-60 irradiation instrument 2, and performing disinfection and sterilization treatment on the cold chain products in the cold chain product collection box 4;
s3: turning over the cold chain product, starting the driving motor 5 to drive the cold chain product collecting box 4 to alternately turn over at 180 degrees from left to right, and starting the second air cylinder 16 to drive the cobalt-60 irradiator 2 to lift in cooperation with the turning frequency of the driving motor 5, so as to ensure that the irradiation distance between the cobalt-60 irradiator 2 and the cold chain product is kept optimal;
s4: and (3) finishing irradiation treatment, turning off the driving motor 5 to restore the cold chain product collecting box 4 to the initial position, simultaneously turning off the cobalt-60 irradiator 2 to finish the disinfection and sterilization treatment of the cold chain product, controlling the first air cylinder 15 to drive the sealing plate 7 to move upwards to the feed inlet 6 to be opened, and taking out the irradiated cold chain product.
The cobalt-60 irradiator 2 is an existing irradiation device, and a use method and a use environment thereof are known by those skilled in the art, so that the protection device of the irradiation device and related details thereof are omitted in the present invention.
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 (9)
1. Cold chain disinfection is with irradiation inactivation device based on cobalt-60, including elastic base (1) and cobalt-60 irradiator (2), its characterized in that: two groups of supporting plates (3) are symmetrically and fixedly arranged above the elastic base (1), a cold chain product collecting box (4) is rotatably arranged between the two groups of supporting plates (3), a driving motor (5) is arranged on one side of the cold chain product collecting box (4), and the driving motor (5) is fixedly arranged on one side of one group of supporting plates (3);
a feed inlet (6) is formed in one side of the cold chain product collecting box (4), a sealing plate (7) is slidably mounted on one side of the feed inlet (6) and positioned on one side of the outer wall of the cold chain product collecting box (4), and a cold chain product conveying table (8) is arranged on one side, close to the feed inlet (6), of the outer portion of the cold chain product collecting box (4);
the cobalt-60 irradiation instrument (2) is arranged right above the cold chain product collection box (4), a support frame (9) is fixedly arranged above the elastic base (1), and a lifting assembly (10) is arranged between the cobalt-60 irradiation instrument (2) and the support frame (9).
2. The cold chain sterilization cobalt-60 based radiation inactivation device of claim 1, wherein: elastic base (1) includes bottom plate (101) and panel (102), the equal fixedly connected with supporting spring (103) in four corners between bottom plate (101) and panel (102), be provided with bracing piece (11) in supporting spring (103), bracing piece (11) top and panel (102) lower fixed surface are connected, the equal fixed mounting in bottom plate (101) upper surface four corners has hollow tube (12), panel (102) one end and hollow tube (12) sliding connection are kept away from in bracing piece (11).
3. The cold chain sterilization cobalt-60 based radiation inactivation device of claim 1, wherein: the cold chain article collecting box (4) is close to one side of the cold chain article conveying platform (8) and is fixedly provided with a guide plate (13), the guide plate (13) is fixedly arranged on one side of the feeding hole (6), and the guide plate (13) is positioned on the lower section of the feeding hole (6).
4. The cold chain sterilization cobalt-60 based radiation inactivation device of claim 1, wherein: the bottom surface equidistance array has nine at least groups of cushion (14) in cold chain article collecting box (4), cushion (14) are nylon cushion structure setting, and the clearance between two adjacent groups of cushion (14) is 3mm-5mm, equal fixedly connected with compression spring of bottom surface in cushion (14) and cold chain article collecting box (4).
5. The cold chain sterilization cobalt-60 based radiation inactivation device of claim 1, wherein: two sets of T-shaped sliding blocks (701) are symmetrically arranged on one side, close to the cold chain product collecting box (4), of the sealing plate (7), and sliding grooves matched with the T-shaped sliding blocks (701) are symmetrically formed in one side of the outer wall of the cold chain product collecting box (4).
6. The cold chain sterilization cobalt-60 based radiation inactivation device of claim 1, wherein: the top of the sealing plate (7) is symmetrically and fixedly connected with mounting blocks (702), two sets of mounting plates (401) are symmetrically mounted on one side of the top of the cold chain product collecting box (4), and a first air cylinder (15) is fixedly connected between the mounting blocks (702) and the mounting plates (401).
7. The cold chain sterilization cobalt-60 based radiation inactivation device of claim 1, wherein: the supporting frame (9) comprises a top plate (901) and four groups of upright posts (902), the four groups of upright posts (902) are fixedly installed on the lower surface of the top plate (901) respectively, one ends, far away from the top plate (901), of the four groups of upright posts (902) are connected above the panel (102) in a threaded mode, and a through hole for the cobalt-60 irradiator (2) to penetrate through is formed in the center of the top plate (901).
8. The cold chain sterilization cobalt-60 based irradiation inactivation device of claim 7, wherein: the lifting assembly (10) comprises two groups of second cylinders (16) and lifting plates (17), the two groups of second cylinders (16) are symmetrically arranged on the upper surface of the top plate (901), the lifting plates (17) are fixedly arranged at the telescopic rod ends of the second cylinders (16), and the cobalt-60 irradiator (2) is fixedly arranged on the lower surface of the lifting plates (17).
9. A radiation treatment process for a cobalt-60 based radiation inactivation device for cold chain sterilization according to claim 1, characterized by: the method comprises the following steps:
s1: conveying the packaged cold chain product, conveying the packaged cold chain product to one side of a cold chain product collecting box (4) by using a cold chain product conveying platform (8), enabling the cold chain product to sequentially fall into the cold chain product collecting box (4) through a guide plate (13) through a feed port (6), and controlling a first air cylinder (15) to drive a sealing plate (7) to move downwards until the feed port (6) is completely closed;
s2: performing irradiation treatment, starting the cobalt-60 irradiation instrument (2), and performing disinfection and sterilization treatment on the cold chain products in the cold chain product collection box (4);
s3: turning over the cold chain product, starting a driving motor (5) to drive a cold chain product collecting box (4) to turn over at 180 degrees from left to right alternatively, and starting a second air cylinder (16) to drive a cobalt-60 irradiator (2) to lift by matching with the turning frequency of the driving motor (5) so as to ensure that the irradiation distance between the cobalt-60 irradiator (2) and the cold chain product is kept optimal;
s4: and (3) finishing irradiation treatment, closing the driving motor (5) to restore the initial position of the cold chain product collecting box (4), closing the cobalt-60 irradiation instrument (2) to finish the disinfection and sterilization treatment of the cold chain product, controlling the first air cylinder (15) to drive the sealing plate (7) to move upwards to the feed inlet (6) and open, and taking out the irradiated cold chain product.
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| CN202110557421.4A CN113209325A (en) | 2021-05-21 | 2021-05-21 | Cobalt-60-based irradiation inactivation device for cold chain disinfection and irradiation treatment process thereof |
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| CN202110557421.4A CN113209325A (en) | 2021-05-21 | 2021-05-21 | Cobalt-60-based irradiation inactivation device for cold chain disinfection and irradiation treatment process thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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