CN112870393A - Electron beam sterilization device - Google Patents

Electron beam sterilization device Download PDF

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Publication number
CN112870393A
CN112870393A CN202110276558.2A CN202110276558A CN112870393A CN 112870393 A CN112870393 A CN 112870393A CN 202110276558 A CN202110276558 A CN 202110276558A CN 112870393 A CN112870393 A CN 112870393A
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CN
China
Prior art keywords
sterilization
electron beam
accelerator
sterilization device
pipeline
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110276558.2A
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Chinese (zh)
Inventor
戴志敏
何子锋
林作康
李德明
周大勇
杨永金
李林繁
林俊
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Shanghai Institute of Applied Physics of CAS
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Shanghai Institute of Applied Physics of CAS
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Application filed by Shanghai Institute of Applied Physics of CAS filed Critical Shanghai Institute of Applied Physics of CAS
Priority to CN202110276558.2A priority Critical patent/CN112870393A/en
Publication of CN112870393A publication Critical patent/CN112870393A/en
Pending legal-status Critical Current

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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
    • A61L2202/11—Apparatus for generating biocidal substances, e.g. vaporisers, UV lamps

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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 an electron beam sterilization device, which relates to the technical field of disinfection and sterilization and comprises a sterilization conveying pipeline, sterilization equipment and at least one functional component, wherein the sterilization conveying pipeline comprises at least one section of bent middle pipeline, a connecting line of the middle pipeline and an inlet and an outlet of the sterilization conveying pipeline forms an enclosed space, the sterilization equipment is arranged on the middle pipeline, and the functional component is arranged in the enclosed space. The electron beam sterilization device can be integrated in a smaller space, can be applied to a production line of a common product manufacturer, can perform sterilization and disinfection treatment in a factory without conveying products to a special irradiation station outside the factory for treatment, saves logistics time and cost, improves production efficiency, and is more favorable for improving or protecting the quality of the products.

Description

Electron beam sterilization device
Technical Field
The invention relates to the technical field of disinfection and sterilization, in particular to an electron beam sterilization device.
Background
In order to ensure sanitation and avoid infection, the qualified factory products and medical instruments need to kill or remove all the propagules and spores of microorganisms and pathogenic microorganisms. Chemical and physical methods are generally used. The chemical method needs to directly contact with articles by using chemical drugs by means of soaking, wiping, spraying or fumigating, and the like, and after treatment, the treatment process comprises standing, desorption and the like. The physical sterilization method can adopt means such as heating power, sound wave and ray, especially ionizing radiation sterilization is to sterilize the bacteria virosome by generating free radical to destroy DNA, the sterilized object has small temperature change and is especially suitable for the sterilization of disposable medical products and food, and the method does not contact the sterilized object and does not destroy the internal components of the sterilized object.
The interaction between electron beams generated by electron sterilization equipment with certain energy and materials can generate bremsstrahlung which is harmful to human bodies, and certain shielding measures are necessary. Therefore, in the prior art, the electronic sterilization equipment has a large size and a large total weight, and is inconvenient to set in an existing production line factory, when a manufacturer needs sterilization treatment, the articles to be irradiated need to be transported to the irradiation station for uniform treatment, which brings great inconvenience to logistics and also affects the quality of products.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an electron beam sterilization device for overcoming the defects that no electron beam irradiation equipment can be integrated in a smaller space, is applied to a production line of a manufacturer and achieves the ray shielding function in the prior art.
The invention solves the technical problems through the following technical scheme:
an electron beam sterilization device comprises a sterilization conveying pipeline, sterilization equipment and at least one functional component, wherein the sterilization conveying pipeline comprises at least one section of bent middle pipeline, a connecting line of the middle pipeline and an inlet and an outlet of the sterilization conveying pipeline forms an enclosed space, the sterilization equipment is arranged on the middle pipeline, and the functional component is arranged in the enclosed space.
In the scheme, the bending structure of the electron beam sterilization device is arranged, so that the electron beam sterilization device can be integrated in a smaller space, can be applied to a production line of a common product manufacturer, can perform sterilization and disinfection treatment in a factory, does not need to convey products to a special irradiation station outside the factory for treatment, saves logistics time and cost, improves production efficiency, and is more favorable for improving or protecting the quality of the products.
Preferably, the sterilization transfer duct comprises a conveyor belt and a protective tube surrounding the conveyor belt, the sterilization device extending through the protective tube to above the conveyor belt.
In this scheme, the conveyer belt can convey the object of treating the sterilization to sterilization equipment down, the protection tube has protected the object of treating the sterilization not polluted or destroyed by other impurity.
Preferably, the sterilization equipment comprises an electron beam accelerator and an accelerator bin, wherein the electron beam accelerator is arranged in the accelerator bin, and the accelerator bin is fixed on the sterilization conveying pipeline.
In this scheme, sterilizing equipment adopts the electron beam accelerator, can realize contactless sterilization effect, the accelerator storehouse protects wherein the electron beam accelerator.
Preferably, the electron beam sterilization device further comprises a power source, the power source is arranged on the intermediate pipeline, and the power source is used for supplying power to the sterilization equipment.
In the scheme, the power source is arranged on the intermediate pipeline, the surrounding space is not occupied, the compact arrangement of the whole set of electron beam sterilization device is facilitated, and the space is saved.
Preferably, the electron beam sterilization device further comprises a shield body, and the shield body covers the outer surfaces of the sterilization delivery pipeline and the sterilization equipment.
In this scheme, the shielding physical stamina shields the harmful ray that sterilizing installation produced, realizes from shielding design, need not extra safeguard to the place, satisfies staff's safety requirement.
Preferably, the sterilization equipment is arranged at equal distance from the inlet and the outlet of the sterilization transfer pipeline.
In the scheme, the shielding effect of the inlet and the outlet of the sterilization conveying pipeline is equivalent through the arrangement of the distances, and an extra protective measure for one end with a poor shielding effect is not needed.
Preferably, the electron beam sterilization device further comprises an exhaust pipe, the exhaust pipe is connected with the sterilization conveying pipeline, and an inlet of the exhaust pipe is arranged on the lower surface of the middle pipeline.
In the scheme, the exhaust pipe can exhaust harmful gas or irritant gas generated by the sterilization equipment from the sterilization conveying pipeline, and the harmful gas or irritant gas cannot leak out of the sterilization conveying pipeline and cause damage to workers in a workplace.
Preferably, the electron beam sterilization device further comprises a power source, the power source is arranged on the middle pipeline and used for supplying power to the sterilization equipment, and outlets of the power source and the exhaust duct are respectively located on two sides of the sterilization equipment.
In this solution, by such an arrangement, space is saved.
Preferably, the functional component comprises a cooling system, the cooling system comprises a cooling circulation pipeline and a cooling box, an inlet and an outlet of the cooling circulation pipeline are communicated with the cooling box, and the cooling circulation pipeline passes through the sterilization equipment.
In the scheme, the cooling system can timely cool the sterilization equipment, and continuous sterilization operation is realized.
Preferably, the functional component further comprises a control cabinet, and the control cabinet is electrically connected with the sterilization equipment.
In this scheme, the switch board can be in time right sterilization equipment control realizes high-efficient stable sterilization operation.
The positive progress effects of the invention are as follows:
the bending structure of the electron beam sterilization device is arranged, so that the whole set of electron beam sterilization device can be integrated in a smaller space, can be applied to a production line of a common product manufacturer, can perform sterilization and disinfection treatment in a factory, does not need to convey products to a special irradiation station outside the factory for treatment, saves logistics process and cost, improves production efficiency, and is more favorable for improving or protecting the quality of the products.
Drawings
FIG. 1 is a schematic structural diagram of an electron beam sterilization apparatus according to an embodiment of the present invention,
figure 2 is a bottom view of figure 1,
fig. 3 is a cross-sectional view taken along a-a of fig. 1.
Reference numerals:
a sterilized transfer line 1, an intermediate line 11, a conveyor 12, a protective tube 13, a sterilized transfer line inlet 14, a sterilized transfer line outlet 15,
a sterilizing device 2, an electron beam accelerator 21, an accelerator bin 22,
the functional part 3, the cooling system 31, the control cabinet 32,
the power source (4) is arranged to,
the number of the shields (5) is such that,
exhaust duct 6, exhaust duct inlet 61, exhaust duct outlet 62.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
As shown in fig. 1, the present invention provides an electron beam sterilization apparatus, which comprises a sterilization conveying pipeline 1, a sterilization device 2 and at least one functional component 3, wherein the sterilization conveying pipeline 1 comprises at least one section of a bent middle pipeline 11, a connecting line of the middle pipeline 11 and an inlet 14 and an outlet 15 of the sterilization conveying pipeline forms an enclosed space 7, the sterilization device 2 is arranged on the middle pipeline 11, and the functional component 3 is arranged in the enclosed space.
In practice, the sterilization transfer duct 1 may be arranged in a spatially curved manner in a horizontal direction, in a vertical direction, or in a combination of horizontal and vertical directions. The device arranged in a bending way can be integrated in the space size not larger than one container, can be applied to the production line of a common product manufacturer, can realize sterilization treatment in the factory, does not need to convey products to a special irradiation station outside the factory for treatment, saves logistics time and cost, improves production efficiency, and is more favorable for improving or protecting the quality of the products.
As shown in fig. 1 and 3, the sterilization transfer line 1 includes a transfer belt 12 and a protection pipe 13 surrounding the transfer belt 12, and the sterilization apparatus 2 is extended above the transfer belt 12 through the protection pipe 13. The conveyor belt 12 can convey the objects to be sterilized under the sterilization device 2, and the protection tube 13 protects the objects to be sterilized from contamination or damage by other impurities.
As shown in fig. 3, the sterilization apparatus 2 includes an electron beam accelerator 21 and an accelerator chamber 22, the electron beam accelerator 21 is disposed in the accelerator chamber 22, and the accelerator chamber 22 is fixed on the sterilization conveying pipeline 1. In the implementation process, the power of the electron beam with the emission jet intensity of tens of milliamperes can be selected by the electron beam accelerator 21, when the accumulated sterilizing dose reaches 25kGy, the sterilizing requirement of general articles can be met, and in other embodiments, the electron beam accelerator 21 with different powers can be selected according to the requirement of the sterilizing effect. By adopting the electron beam accelerator 21, a non-contact sterilization effect can be realized, and the accelerator chamber 22 protects the electron beam accelerator 21 therein.
As shown in fig. 1, the electron beam sterilization apparatus further comprises a power source 4, the power source 4 is arranged on the intermediate pipe 11, and the power source 4 is used for supplying power to the sterilization device 2. The power source 4 may be a high voltage power source, and the voltage range may be selected to be 100-300kV, in other embodiments, power sources with different voltage levels may be selected according to the requirements of sterilization effect of different materials. The power source 4 does not occupy the space surrounded by the sterilizing conveying pipeline 1, thereby being beneficial to the compact arrangement of the whole set of electron beam sterilizing device and saving the space.
As shown in fig. 1, the electron beam sterilization apparatus further includes a shield 5, and the shield 5 covers the outer surfaces of the sterilization delivery pipe 1 and the sterilization device 2. The shielding body 5 can adopt a 2cm thick lead plate and a composite steel plate, so that the external radiation dose level of the whole device meets the requirement of workers of a national ray device, no additional shielding requirement is required for a working site, and the device can be directly butted with the existing production line to complete the disinfection operation of specified articles. In other embodiments, materials of different sizes or different materials may be selected according to the shielding effect requirement.
As shown in fig. 1, the sterilizing equipment 2 is disposed at equal distances from the inlet and the outlet of the sterilizing transport conduit 1. By the arrangement, the shielding effect of the inlet and the outlet of the sterilizing conveying pipeline 1 is equal, and no extra protection measure needs to be taken for the end with poor shielding effect.
As shown in FIG. 2, the electron beam sterilization apparatus of the present invention further comprises an exhaust duct 6, the exhaust duct 6 is connected to the sterilization transfer duct 1, and an inlet 61 of the exhaust duct is provided on the lower surface of the intermediate duct 11. The exhaust duct 6 can exhaust harmful gas or irritant gas (such as ozone) generated by the sterilization equipment 2 from the sterilization conveying pipeline 1, and the harmful gas or irritant gas does not leak out of the sterilization conveying pipeline 1 and cause injury to workers in a workplace.
As shown in fig. 1, the power source 4 and the exhaust duct outlet 62 are respectively located at two sides of the sterilization apparatus 2. This optimizes the arrangement and saves space.
As shown in fig. 1, the functional component 3 includes a cooling system 31, and the cooling system 31 includes a cooling circulation pipeline and a cooling tank, an inlet and an outlet of the cooling circulation pipeline are communicated with the cooling tank, and the cooling circulation pipeline passes through the sterilization apparatus 2. The cooling system 31 cools the sterilization apparatus 2 in time, and continuous sterilization operation can be realized.
As shown in fig. 1, the functional unit 3 further includes a control cabinet 32, and the control cabinet 32 is electrically connected to the sterilization apparatus 2. The control cabinet 32 can monitor the sterilization equipment 2 in time, and high-efficiency and stable sterilization operation is realized.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.

Claims (10)

1. An electron beam sterilization apparatus comprising a sterilization delivery conduit, sterilization means and at least one functional component,
the sterilizing conveying pipeline comprises at least one section of bent middle pipeline, a connecting line of the middle pipeline and the inlet and the outlet of the sterilizing conveying pipeline forms an enclosing space, the sterilizing equipment is arranged on the middle pipeline, and the functional components are arranged in the enclosing space.
2. An electron beam sterilization apparatus according to claim 1, wherein said sterilization conveying piping comprises a conveyor belt and a protective tube surrounding said conveyor belt, said sterilization device extending through said protective tube to above said conveyor belt.
3. The electron beam sterilization apparatus of claim 1, wherein the sterilization device comprises an electron beam accelerator and an accelerator bin, the electron beam accelerator being disposed in the accelerator bin, the accelerator bin being fixed to the sterilization transport conduit.
4. The electron beam sterilization apparatus of claim 1, further comprising a power source disposed on the intermediate conduit, the power source for powering the sterilization device.
5. The electron beam sterilization apparatus of claim 1, wherein said electron beam sterilization apparatus further comprises a shield covering the exterior surfaces of said sterilization delivery conduit and said sterilization device.
6. An electron beam sterilization apparatus according to claim 5, wherein said sterilization device is disposed equidistant from an inlet and an outlet of said sterilization delivery conduit.
7. The electron beam sterilization apparatus according to claim 1, further comprising an exhaust duct connected to the sterilization delivery duct, an inlet of the exhaust duct being provided on a lower surface of the intermediate duct.
8. The electron beam sterilization apparatus according to claim 7, further comprising a power source disposed on the intermediate duct, the power source being configured to supply power to the sterilization device, and the power source and the outlet of the exhaust duct being respectively located at two sides of the sterilization device.
9. The electron beam sterilization apparatus according to claim 1, wherein the functional component includes a cooling system including a cooling circulation duct and a cooling tank, an inlet and an outlet of the cooling circulation duct are communicated with the cooling tank, and the cooling circulation duct passes through the sterilization device.
10. The electron beam sterilization apparatus of claim 1, wherein the functional components further comprise a control cabinet, the control cabinet being electrically connected to the sterilization device.
CN202110276558.2A 2021-03-15 2021-03-15 Electron beam sterilization device Pending CN112870393A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110276558.2A CN112870393A (en) 2021-03-15 2021-03-15 Electron beam sterilization device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110276558.2A CN112870393A (en) 2021-03-15 2021-03-15 Electron beam sterilization device

Publications (1)

Publication Number Publication Date
CN112870393A true CN112870393A (en) 2021-06-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110276558.2A Pending CN112870393A (en) 2021-03-15 2021-03-15 Electron beam sterilization device

Country Status (1)

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CN (1) CN112870393A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115554428A (en) * 2022-09-13 2023-01-03 刘春� Sterilization equipment for producing virus protective clothing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115554428A (en) * 2022-09-13 2023-01-03 刘春� Sterilization equipment for producing virus protective clothing
CN115554428B (en) * 2022-09-13 2024-01-23 厦门小米豆物联科技有限公司 Sterilization equipment of production virus protective clothing

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