CN111228535A - Flexible plasma sterilization device - Google Patents
Flexible plasma sterilization device Download PDFInfo
- Publication number
- CN111228535A CN111228535A CN202010157414.0A CN202010157414A CN111228535A CN 111228535 A CN111228535 A CN 111228535A CN 202010157414 A CN202010157414 A CN 202010157414A CN 111228535 A CN111228535 A CN 111228535A
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- Prior art keywords
- box body
- flexible plasma
- flexible
- seat
- control module
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Classifications
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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
- A61L2/14—Plasma, i.e. ionised gases
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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
- A61L2/04—Heat
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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
- A61L2/26—Accessories or devices or components used for biocidal treatment
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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
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/22—Ionisation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D49/00—Separating dispersed particles from gases, air or vapours by other methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/818—Employing electrical discharges or the generation of a plasma
Abstract
The invention discloses a flexible plasma sterilization device, which comprises a device body, an electricity control module, a top cover plate, a heating platform and an airflow circulating device, wherein the top cover plate is arranged on the device body; the invention adopts a square or round box body, a flexible plasma sheet is attached to the inner side wall of the box body, an electricity control module is arranged on the outer side wall of the box body, a top cover plate is arranged on a device body of the box body to form a basic closed disinfection box, an airflow circulating device is arranged on the top cover plate, and a heating platform is arranged at the bottom of the box body of the device body to form a heatable disinfection box with airflow capable of forcing internal circulation, so that the disinfection box can sterilize and disinfect household daily living goods. The invention adopts the characteristic that the flexible plasma sheet is easy to bend and fold, is beneficial to manufacturing a square or round box body, and can also be manufactured into other box bodies with special shapes according to the special requirements of objects to be sterilized, thereby being convenient to use.
Description
Technical Field
The invention relates to a sterilization and disinfection container in the technical field of health, in particular to a flexible plasma sterilization device.
Background
Along with the improvement of living standard of people, the attention on sanitation and health is increasingly improved, and particularly, under the environment of sudden epidemic situation, the disinfection device can timely and effectively carry out quick and convenient sterilization and disinfection on daily necessities, and is particularly urgent. People in the prior art often adopt dust absorption, sunshine, ultraviolet rays or negative electron disinfection and sterilization in life, and the problems exist: the dust collection is a physical adsorption mode, and only can absorb dust, but cannot achieve the effects of sterilization and disinfection; although sunlight has certain effect, the efficiency is low, and the limitation is large; although the ultraviolet sterilization and the ozone sterilization have obvious sterilization and disinfection effects, the ultraviolet sterilization and the ozone sterilization have great harm to human bodies; the negative electron purification technique can achieve the effect of purifying air by reducing the concentration of suspended particulate matter in the air, but cannot kill viruses and bacteria. The plasma sterilization technology is adopted to overcome the defects, the application of the plasma sterilization technology is continuously expanded, how to integrate the plasma sterilization technology into a device, which is similar to a household disinfection box, disinfects tableware, utensils, sanitary articles and articles for daily use needing disinfection at any time, and provides guarantee for preventing diseases, maintaining sanitation and health and improving the living standard of people.
Disclosure of Invention
The invention aims to provide a flexible plasma sterilization device aiming at the defects of the prior art, which adopts a square or round box body, a flexible plasma sheet is attached to the inner side wall of the box body, an electricity control module is arranged on the outer side wall of the box body, a top cover plate is arranged on a device body of the box body to form a basic closed sterilization box, and an air current circulating device is arranged on the top cover plate of the basic type or a heating platform is arranged at the bottom of the box body of the basic type device body to form the heatable sterilization box with forced internal circulation of air current, thereby realizing the sterilization and the disinfection of household daily living goods.
The specific technical scheme for realizing the purpose of the invention is as follows:
a flexible plasma sterilization device is characterized by comprising a device body, an electricity control module, a top cover plate, a heating platform and an airflow circulating device;
the device body consists of a flexible plasma sheet and a box body, the box body is square or round, the outer bottom surface of the box body is provided with a heating platform seat, and the outer side wall of the box body is provided with an electricity control module seat;
the flexible plasma sheet is attached to the inner side wall of the box body;
the inner side of the top cover plate is provided with an airflow device seat;
the airflow circulating device is arranged on the airflow device seat of the top cover plate;
the top cover plate covers the box body of the device body;
the heating platform is arranged at the bottom of the box body of the device body and is connected with the heating platform seat;
the electric control module is arranged on the electric control module seat of the box body and is electrically connected with the flexible plasma sheet, the heating platform and the airflow circulating device in sequence.
The flexible plasma sheet is formed by sequentially laminating an insulating protective layer, an outer electrode, a flexible dielectric layer and an inner electrode, and the insulating protective layer of the flexible plasma sheet is attached to the inner side wall of the box body.
The air circulation device is composed of a box body and a fan, wherein one end of the box body is provided with an air inlet, the middle part of the box body is provided with a fan seat, the other end of the box body is provided with an air outlet, and the fan is arranged on the fan seat of the box body.
The heating platform is an electric heater or an electromagnetic wave heater provided with a temperature control switch.
The electric control module is composed of a switch, a power supply module, an amplifier and an oscillating circuit module, two high-voltage output terminals are arranged on the oscillating circuit module, and the two high-voltage output terminals on the oscillating circuit module are respectively and electrically connected with an outer electrode and an inner electrode of the flexible plasma sheet.
The flexible medium layer is made of polyimide or polytetrafluoroethylene materials.
The inner electrode is in a grid shape woven by metal wires; the external electrode and the internal electrode are made of silver, copper, nickel or gold metal materials.
The invention adopts a square or round box body, a flexible plasma sheet is attached to the inner side wall of the box body, an electricity control module is arranged on the outer side wall of the box body, a top cover plate is arranged on a device body of the box body to form a basic closed disinfection box, an airflow circulating device is arranged on the top cover plate of the basic type or a heating platform is arranged at the bottom of the box body of the basic type device body to form the heatable disinfection box capable of forcing internal circulation of airflow, thereby realizing the sterilization and disinfection of household daily living goods.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of a flexible plasma sheet according to the present invention;
FIG. 3 is a schematic structural diagram of an electrical control module according to the present invention;
FIG. 4 is a schematic view of the structure of the air circulation device of the present invention;
FIG. 5 is a schematic diagram of the basic structure of the present invention.
Detailed Description
Referring to fig. 1 and 5, the present invention includes a device body 10, an electric control module 20, a top cover plate 30, a heating platform 40 and an airflow circulating device 50;
the device body 10 is composed of a flexible plasma sheet 11 and a box body 12, the box body 12 is square or round, the outer bottom surface of the box body 12 is provided with a heating platform seat 121, and the outer side wall of the box body 12 is provided with an electricity control module seat 122;
the flexible plasma sheet 11 is attached to the inner side wall of the box body 12;
the inner side of the top cover plate 30 is provided with an airflow device seat 31;
the airflow circulating device 50 is arranged on the airflow device seat 31 of the top cover plate 30;
the top cover plate 30 covers the box body 12 of the device body 10;
the heating platform 40 is arranged at the bottom of the box body 12 of the device body 10 and is connected with the heating platform seat 121;
the electric control module 20 is disposed on the electric control module seat 122 of the box body 12, and the electric control module 20 is electrically connected to the flexible plasma sheet 11, the heating platform 40 and the air circulation device 50 in sequence.
Referring to fig. 1 and 2, the flexible plasma sheet 11 is formed by sequentially laminating an insulating protective layer 114, an outer electrode 111, a flexible dielectric layer 112 and an inner electrode 113, and the insulating protective layer 114 of the flexible plasma sheet 11 is attached to the inner side wall of the box 12.
Referring to fig. 1 and 4, the airflow circulating device 50 is composed of a box body 51 and a fan 52, wherein one end of the box body 51 is provided with an air inlet, the middle part is provided with a fan seat 511, the other end is provided with an air outlet, and the fan 52 is arranged on the fan seat 511 of the box body 51.
Referring to fig. 1, the heating platform 40 is an electric heater or an electromagnetic wave heater provided with a temperature control switch.
Referring to fig. 1 and 3, the power control module 20 is composed of a switch 21, a power supply module 22, an amplifier 24 and an oscillation circuit module 23, two high voltage output terminals are disposed on the oscillation circuit module 23, and the two high voltage output terminals on the oscillation circuit module 23 are electrically connected to the outer electrode 111 and the inner electrode 113 of the flexible plasma sheet 11, respectively.
Referring to fig. 2, the flexible dielectric layer 112 is made of polyimide or teflon.
Referring to fig. 2, the inner electrode 113 is a mesh-like metal wire; the outer electrode 111 and the inner electrode 113 are made of silver, copper, nickel or gold metal material.
Example 1
Referring to fig. 1, 3 and 5, the basic type of the present invention is composed of a device body 10, an electricity control module 20 and a top cover plate 30, when in use, the electricity control module 20 is powered on, the power module 22 is powered on, the top cover plate 30 is opened, an object to be sterilized is placed in the box body 12 of the device body 10, the top cover plate 30 is covered, and a closed sterilization space is formed in the box body 12, so as to ensure that no pollution is generated in the sterilization process.
The switch 21 of the electricity control module 20 is turned on, the power module 22 supplies power to the amplifier 24 and the oscillation circuit module 23, and since two high-voltage output terminals on the oscillation circuit module 23 are respectively electrically connected with the outer electrode 111 and the inner electrode 113 of the flexible plasma sheet 11, oxygen in the air is ionized by positive high voltage and negative high voltage generated by the outer electrode 111 and the inner electrode 113 to generate a large amount of positive ions and negative ions, thereby causing structural change or energy conversion of bacteria in the box body 12, causing bacterial death, and realizing the sterilization effect thereof. Because the quantity of the negative ions generated by the flexible plasma sheet 11 is greater than that of the positive ions, the redundant negative ions still float in the box body 12, and the effects of removing dust and eliminating peculiar smell can be achieved.
Example 2
Referring to fig. 1, 3 and 5, in the heating type of the present invention, a heating platform 40 is additionally provided on a base type, and the heating platform 40 is disposed at the bottom of the box body 12 of the device body 10 and connected to a heating platform seat 121; the heating platform 40 of the present invention adopts an electric heater with a temperature control switch, and the electric heater is electrically connected with the electric control module 20.
In the sterilization process, the temperature control switch of the electric heater can be adjusted simultaneously, the heating platform 40 is used for heating the articles to be sterilized in the box body 12 of the device body 10, plasma sterilization can be realized, high-temperature sterilization can be performed simultaneously, double sterilization effects are achieved, and the sterilization efficiency is improved.
Example 3
Referring to fig. 1, 3 and 4, in the air flow internal circulation type of the present invention, an air flow circulation device 50 is additionally provided on a base type, and the air flow circulation device 50 is installed on an air flow device seat 31 of a top cover plate 30; the airflow circulating device 50 is composed of a box body 51 and a fan 52, the fan 52 is arranged on a fan seat 511 of the box body 51, one end of the box body 51 is provided with an air inlet, the other end of the box body 51 is provided with an air outlet, and the fan 52 is electrically connected with the electricity control module 20.
In the sterilization process, the fan 52 can be simultaneously started, the fan 52 forces the air in the box body 12 of the device body 10 to flow, the air in the box body 12 enters from the air inlet and flows out from the air outlet under the action of the fan 52, and positive ions and negative ions are forced to circulate in the box body 12, so that the plasma sterilization can be realized, the articles can be sterilized in all directions, the sterilization is more thorough, no dead angle is left, and the sterilization efficiency is improved.
Referring to fig. 1 and 5, the heating platform 40 or the air circulation device 50 of the present invention can be combined with the base model of the present invention, respectively, and the heating platform 40 and the air circulation device 50 can also be combined with the base model of the present invention at the same time.
Referring to fig. 1 and 5, the flexible plasma sheet 11 is used as a plasma generator, and is formed by sequentially laminating an insulating protective layer 114, an outer electrode 111, a flexible dielectric layer 112 and an inner electrode 113, and the insulating protective layer 114 of the flexible plasma sheet 11 is attached to the inner side wall of the box body 12, so that the insulation of the box body 12 from the outside is ensured, safety accidents caused by the discharge of the outer electrode 111 are prevented, and the personal safety during use is ensured. By utilizing the characteristic of the flexible plasma sheet 11 that it is easy to bend and fold, the box body 12 of the device body 10 of the present invention can be made into square or round shape according to the requirement, and can also be made into other special shapes according to the special requirement of the object to be sterilized, which is convenient for use.
The flexible dielectric layer 112 of the flexible plasma sheet 11 used in the present invention is made of polyimide or polytetrafluoroethylene material. Polyimide (PI) is a polymer containing imide rings on a main chain, is one of organic polymer materials with the best comprehensive performance, resists high temperature of more than 400 ℃, has no obvious melting point and high insulating property within the long-term use temperature range of-200-300 ℃. Polytetrafluoroethylene (PTFE) is commonly called "plastics king", and is an artificially synthesized high polymer material using fluorine to replace all hydrogen atoms in polyethylene.
The invention adopts Dielectric Barrier Discharge technology (DBD), which is a non-equilibrium gas Discharge with insulating Dielectric inserted into the Discharge space, also called Dielectric Barrier corona Discharge or silent Discharge; maintaining this discharge requires a wide range of voltages (1-100 kilovolts) and frequencies (50 hertz-1 megahertz); when a sufficiently high ac voltage is applied between the outer electrode 111 and the inner electrode 113, the gas between the grid electrodes of the inner electrode 113 is broken down to generate a discharge, i.e., a dielectric barrier discharge. In dielectric barrier discharge, when the breakdown voltage exceeds the paschen breakdown voltage, a large number of randomly distributed microdischarges are present in the grid-like gaps, causing plasma to be generated at the surface of the dielectric layer, disinfecting the article.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention are described in detail with reference to the accompanying drawings. However, it will be understood by those skilled in the art that the foregoing embodiments are specific examples of implementing the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (7)
1. A flexible plasma sterilization device is characterized by comprising a device body (10), an electricity control module (20), a top cover plate (30), a heating platform (40) and an airflow circulating device (50);
the device body (10) is composed of a flexible plasma sheet (11) and a box body (12), the box body (12) is square or round, a heating platform seat (121) is arranged on the outer bottom surface of the box body (12), and an electricity control module seat (122) is arranged on the outer side wall of the box body (12);
the flexible plasma sheet (11) is attached to the inner side wall of the box body (12);
an airflow device seat (31) is arranged on the inner side of the top cover plate (30);
the airflow circulating device (50) is arranged on an airflow device seat (31) of the top cover plate (30);
the top layer cover plate (30) covers the box body (12) of the device body (10);
the heating platform (40) is arranged at the bottom of the box body (12) of the device body (10) and is connected with the heating platform seat (121);
the electricity control module (20) is arranged on an electricity control module seat (122) of the box body (12), and the electricity control module (20) is electrically connected with the flexible plasma sheet (11), the heating platform (40) and the airflow circulating device (50) in sequence.
2. The flexible plasma sterilization device according to claim 1, wherein the flexible plasma sheet (11) is formed by laminating an insulating protective layer (114), an outer electrode (111), a flexible dielectric layer (112) and an inner electrode (113) in sequence, and the insulating protective layer (114) of the flexible plasma sheet (11) is attached to the inner side wall of the box body (12).
3. The flexible plasma sterilization device according to claim 1, wherein the air circulation device (50) comprises a box body (51) and a fan (52), one end of the box body (51) is provided with an air inlet, the middle part of the box body is provided with a fan seat (511), the other end of the box body is provided with an air outlet, and the fan (52) is arranged on the fan seat (511) of the box body (51).
4. The flexible plasma sterilization apparatus according to claim 1, wherein the heating platform (40) is an electric heater or an electromagnetic wave heater provided with a temperature control switch.
5. The flexible plasma sterilization device according to claim 1, wherein the power control module (20) comprises a switch (21), a power module (22), an amplifier (24) and an oscillation circuit module (23), two high voltage output terminals are disposed on the oscillation circuit module (23), and the two high voltage output terminals on the oscillation circuit module (23) are electrically connected to the outer electrode (111) and the inner electrode (113) of the flexible plasma sheet (11), respectively.
6. A flexible plasma sterilisation device according to claim 2, characterised in that said flexible dielectric layer (112) is made of polyimide or teflon material.
7. A flexible plasma sterilisation apparatus according to claim 2, characterised in that said inner electrode (113) is a wire knitted mesh; the outer electrode (111) and the inner electrode (113) are made of silver, copper, nickel or gold metal materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010157414.0A CN111228535A (en) | 2020-03-09 | 2020-03-09 | Flexible plasma sterilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010157414.0A CN111228535A (en) | 2020-03-09 | 2020-03-09 | Flexible plasma sterilization device |
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| Publication Number | Publication Date |
|---|---|
| CN111228535A true CN111228535A (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010157414.0A Pending CN111228535A (en) | 2020-03-09 | 2020-03-09 | Flexible plasma sterilization device |
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| CN (1) | CN111228535A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10980911B2 (en) | 2016-01-21 | 2021-04-20 | Global Plasma Solutions, Inc. | Flexible ion generator device |
| US11283245B2 (en) | 2016-08-08 | 2022-03-22 | Global Plasma Solutions, Inc. | Modular ion generator device |
| US11344922B2 (en) | 2018-02-12 | 2022-05-31 | Global Plasma Solutions, Inc. | Self cleaning ion generator device |
| US11581709B2 (en) | 2019-06-07 | 2023-02-14 | Global Plasma Solutions, Inc. | Self-cleaning ion generator device |
| US11695259B2 (en) | 2016-08-08 | 2023-07-04 | Global Plasma Solutions, Inc. | Modular ion generator device |
| US11980704B2 (en) | 2022-11-01 | 2024-05-14 | Global Plasma Solutions, Inc. | Flexible ion generator device |
-
2020
- 2020-03-09 CN CN202010157414.0A patent/CN111228535A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10980911B2 (en) | 2016-01-21 | 2021-04-20 | Global Plasma Solutions, Inc. | Flexible ion generator device |
| US11283245B2 (en) | 2016-08-08 | 2022-03-22 | Global Plasma Solutions, Inc. | Modular ion generator device |
| US11695259B2 (en) | 2016-08-08 | 2023-07-04 | Global Plasma Solutions, Inc. | Modular ion generator device |
| US11344922B2 (en) | 2018-02-12 | 2022-05-31 | Global Plasma Solutions, Inc. | Self cleaning ion generator device |
| US11581709B2 (en) | 2019-06-07 | 2023-02-14 | Global Plasma Solutions, Inc. | Self-cleaning ion generator device |
| US11980704B2 (en) | 2022-11-01 | 2024-05-14 | Global Plasma Solutions, Inc. | Flexible ion generator device |
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