CN110639044A - Ozone disinfection method, ozone disinfection device and ozone generation bin for providing ozone for negative pressure disinfection container - Google Patents
Ozone disinfection method, ozone disinfection device and ozone generation bin for providing ozone for negative pressure disinfection container Download PDFInfo
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- CN110639044A CN110639044A CN201811540405.9A CN201811540405A CN110639044A CN 110639044 A CN110639044 A CN 110639044A CN 201811540405 A CN201811540405 A CN 201811540405A CN 110639044 A CN110639044 A CN 110639044A
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- ozone
- disinfection
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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
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/202—Ozone
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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
- 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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- 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
- A61L2202/122—Chambers for sterilisation
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- General Chemical & Material Sciences (AREA)
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- 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)
- Storage Of Fruits Or Vegetables (AREA)
Abstract
An ozone disinfection method, the ozone generator sealed in the flexible container (1) uses the air in the container to prepare ozone, the disinfected flexible container (2) is vacuumized and compressed, the ozone gas in the container (1) enters the container (2) through the gas channel communicated with the container (2), the compressed volume of the container (1) is reduced, the gas entering volume of the container (2) is increased, the disinfected ozone concentration and pressure of the container (2) are consistent with the ozone concentration and pressure of the container (1), during disinfection, the disinfected ozone concentration and pressure can be reached once by opening the valve each time, the problems that the change of the ozone concentration of the disinfection container is large and unpredictable, the ozone concentration and the disinfection pressure are difficult to meet the requirements simultaneously, the disinfection effect is difficult to predict are solved, and the area of the ozone existing in the whole disinfection process is in the normal pressure state, the ozone disinfection method has the advantages that: the disinfection effect is guaranteed and expected, and the risk of overpressure leakage does not exist; in addition, an ozone disinfection device and an ozone generation bin are also provided.
Description
Technical Field
The patent refers to the field of 'treatment of water, waste water, sewage, or sludge'.
Background
Ozone disinfection is a common disinfection mode, is commonly used for disinfection of articles such as bedding, clothing, books and documents, and the like, has gaps inside the articles, air in the gaps is not circulated, and the disinfection of the inside of compact articles can be realized by injecting ozone after vacuumizing; the disinfection concentration of ozone has a certain acceptable range, and as the strongest oxidant known at present, the ozone has a corrosion effect on most materials, and the ozone can damage disinfected objects and devices if the concentration is too high, and cannot achieve a disinfection effect if the concentration is lower than the required disinfection concentration; in order to ensure that the disinfection effect can be expected every time, the proper ozone concentration can be kept every time, the disinfection pressure influences the distribution and diffusion of ozone in the disinfection book, and the proper disinfection pressure is also important for ensuring the disinfection effect.
There has been developed a bed unit sterilizer capable of monitoring the concentration of ozone in real time (Chinese medical facility, vol. 29, No. 02, page 37) provided with an ozone monitoring device for comparing the measured value and the set value of the concentration of ozone in a bed cover in real time, when the ozone concentration is lower, the voltage supplied to the ozone generator is properly increased, otherwise, the voltage supplied to the ozone generator is properly decreased, finally, the ozone concentration in the bed cover is maintained within the allowable range of the set value, so as to achieve the best disinfection effect and solve the problem that clinical medical care personnel can not judge whether the disinfection effect of the clinical medical care personnel on a bed unit reaches the standard or not, the equipment maintains the disinfection concentration by adjusting the concentration of injected ozone, the detection-feedback regulation has lag, the ozone concentration and the disinfection pressure of the disinfection container are often difficult to meet the requirements at the same time, the disinfection effect is not guaranteed, and the leakage risk also exists.
Disclosure of Invention
The patent aims to overcome the defects of the prior art and provide an ozone disinfection method and device, which can realize that the consistent disinfection pressure and the expected disinfection ozone concentration can be reached at one time in each disinfection, and the risk of overpressure leakage does not exist. In addition, an ozone generating bin for providing ozone to the negative pressure disinfection container is provided, and the ozone with stable concentration and pressure can be sent out.
The ozone disinfection method is characterized in that: the method comprises the following steps:
step A: sealing air in a flexible container (1), preparing ozone by an ozone generator sealed in the container (1) by using the air in the container (1), putting a sterilized article in the flexible container (2), sealing the container (2), vacuumizing the container (2), and reducing the compressed volume of the container (2) under the action of external air pressure;
and B: the gas containing ozone in the container (1) enters the container (2) through a gas channel communicated with the container (2), the compressed volume of the container (1) is reduced under the action of external air pressure, and the gas entering volume of the container (2) is increased.
In order to ensure that the disinfection effect can be expected every time, the proper ozone concentration can be kept every time; in addition, the distribution and diffusion of ozone in the sterilized articles are influenced by the sterilization pressure, and the proper sterilization pressure is also important for ensuring the sterilization effect; the gas in the inner space of the article is not circulated, the ozone is filled into the inner space after vacuum pumping, the ozone enters the inner space, the effect is mainly influenced by the ozone concentration and the pressure of the disinfection container before the pressure balance, the ozone concentration before the pressure balance of the disinfection container is influenced by the input ozone concentration, the residual air in the disinfection container can dilute the entering ozone to reduce the ozone concentration, the pressure when the disinfection container is balanced also influences the entering ozone quantity, and the ozone concentration of the disinfection in the disinfection container is greatly changed due to the mutual influence of various factors, so that the ozone concentration is difficult to expect.
In the method, the container (1) and the container (2) are both flexible containers, and the container (1) utilizes the air in the container to prepare ozone meeting the requirements; opening a valve, inputting ozone gas in the container (1) into the container (2) under the action of the pressure difference of the two containers, compressing the gas outflow volume of the flexible container (1) under the action of external air pressure, keeping the concentration and the pressure of the ozone in the container (1) unchanged, and inputting the ozone with stable concentration and pressure into the container (2); when the flexible container (2) is vacuumized, the container (2) is compressed under the action of external air pressure, air in the container is squeezed out, the entering ozone gas cannot be diluted, the ozone gas flows into the container (2), the volume is increased, the reduced volume of the container (1) is similar to the increased volume of the container (2) under the action of the external air pressure, and the concentration and the pressure of ozone in the container (2) are basically consistent with those in the container (1). When using this patent method disinfection, open the valve at every turn and can once only reach anticipated disinfection ozone concentration and pressure, solved disinfection container ozone concentration change big unpredictable, ozone concentration and disinfection pressure often be difficult to satisfy the problem of requirement simultaneously, and whole disinfection process has the regional state that all is in the ordinary pressure of ozone, and its beneficial effect lies in: the effect of each disinfection can be expected to be guaranteed, and the risk of overpressure leakage does not exist.
This patent still provides an ozone degassing unit, its characterized in that: the ozone disinfection device comprises an ozone generation bin, a disinfection bin, a gas channel with a valve in the middle, a vacuumizing device and an ozone generator, wherein the ozone generation bin and the disinfection bin are both sealed flexible containers, the ozone generator is sealed in the ozone generation bin, one end of the gas channel is communicated with the ozone generation bin, the other end of the gas channel is communicated with the disinfection bin, the gas inlet end of the vacuumizing device is communicated with the disinfection bin, and the gas outlet end of the vacuumizing device is communicated with the outside.
Optionally, the ozone disinfection device: the ozone generation bin is a flexible container with at least one surface being a thin film.
Optionally, the ozone disinfection device: the disinfection bin is a flexible container with at least one surface being a film.
Optionally, the ozone disinfection device: the disinfection cabin is provided with a vacuum degree detection device.
Optionally, the ozone disinfection device: the vent port of the gas channel is detachably connected with at least one of the disinfection cabin and the ozone generation cabin.
Optionally, the ozone disinfection device: the disinfection cabin is provided with an openable sealing door.
Optionally, the ozone disinfection device: the valve in the middle of the gas channel is an electromagnetic valve.
Optionally, the ozone disinfection device: comprises a controller which is electrically connected with the valve and the vacuum pumping device.
Optionally, the ozone disinfection device comprises an electric heating device, and the electric heating device is sealed in the ozone generation bin.
This patent ozone degassing unit is when using, closes the valve and seals the air in ozone generation storehouse, starts ozone generator and utilizes ozone generation storehouse internal seal air to make ozone, will treat that sterile article put into the disinfection storehouse, seals the sealing mouth, will disinfect the storehouse evacuation, then opens the valve, and ozone generation storehouse contains the gaseous injection disinfection storehouse of ozone, disinfects to article. The ozone generation bin can be used for preparing ozone with proper concentration by adopting a mode of controlling ozone preparation time, and can also be controlled by adopting a mode of monitoring an ozone meter and the like.
This device is when disinfecting at every turn, opens the valve and can once only reach anticipated disinfection ozone concentration and pressure, has solved the problem that disinfection container ozone concentration change is unpredictable, ozone concentration and disinfection pressure often are difficult to satisfy the requirement simultaneously, and whole disinfection process has the regional state that all is in the ordinary pressure of ozone, and its beneficial effect lies in: the effect of each disinfection can be expected to be guaranteed, and the risk of overpressure leakage does not exist.
Alternatively, the vent port of the gas channel in the ozone disinfection device of the above patent is detachably connected to at least one of the disinfection chamber and the ozone generation chamber. When in use, the two bins can be separated, the ozone generating bin is used for preparing ozone and the disinfection bin filled with the articles to be disinfected is vacuumized, and the two bins are connected together in use, so that the ozone disinfection device is more flexible and convenient.
This patent still provides an ozone generation storehouse for providing ozone to negative pressure disinfection container, its characterized in that: the ozone generator is sealed in the flexible container.
Optionally, the ozone generating bin for providing ozone to the negative pressure disinfection container comprises: the flexible container is a flexible container with at least one surface being a film.
This special ozone generates storehouse and is used for providing ozone to negative pressure disinfection container, close the valve during use, ozone generator adopts the interior confined air in storehouse to prepare ozone, ozone generates the storehouse and is unanimous with external atmospheric pressure for flexible container pressure, when providing ozone to negative pressure disinfection container, gas passage intercommunication negative pressure disinfection container, the gaseous outflow that contains ozone in the ozone generation storehouse, ozone generation storehouse is compressed under the effect of external atmospheric pressure, the concentration and the pressure of ozone are unchangeable in the storehouse, beneficial effect lies in: can send out ozone with stable concentration and pressure.
The flexible container in this patent refers to: pumping out the gas in the container, and naturally compressing the flexible container under the action of the external air pressure; the negative pressure disinfection container in this patent refers to: pumping into a disinfection container with negative pressure.
The flexible container described in this patent has at least one side formed of a film, and the film material can be selected from, but is not limited to, the following materials: the aluminum foil is made of a rubber plastic material, an aluminum foil material and a paper material, and the rubber plastic material, the aluminum foil material and the paper material are compounded into a material.
The ozone generator sealed in the flexible container (1) (or the ozone generation chamber) comprises a mode that at least an ozone generation unit of the ozone generator is sealed in the container (1) (or the ozone generation chamber) in space, and also comprises a mode that the ozone generator adopts an integrated ozone generator with an air pump, and an air outlet end and an air inlet end of the integrated ozone generator are communicated with the container (1) (or the ozone generation chamber).
Drawings
FIG. 1 is a schematic illustration of an embodiment, wherein the various reference numbers indicate:
1-ozone generating chamber 2-disinfecting chamber 3-ozone generator
4-gas channel with valve in the middle 5-vacuum pump
6-sealing door 7-electric heating device 8-controller
Detailed Description
Example 1: referring to fig. 1, the ozone disinfection device comprises an ozone generation chamber (1), a disinfection chamber (2), a gas channel (4) with a valve in the middle, a micro vacuum pump (5), an ozone generator (3) and a controller (8), wherein the ozone generation chamber and the disinfection chamber are sealed flexible containers surrounded by films, and the disinfection chamber is provided with a sealable sealing opening (6); the ozone generator is sealed in the ozone generating bin; one end of the gas channel is communicated with the ozone generation bin, and the other end of the gas channel is communicated with the disinfection bin; the air inlet end of the vacuum pump is communicated with the disinfection bin, and the air outlet end of the vacuum pump is communicated with the outside; the valve in the gas channel is an electromagnetic valve, the controller is electrically connected with the valve and the vacuum pump, and the disinfection cabin is provided with a vacuum gauge.
When in use, the valve is closed, and the air is sealed in the ozone generation bin; putting the sterilized articles into a sterilization bin, sealing, and vacuumizing by using a vacuum pump; starting the ozone generator to produce ozone by utilizing the air in the ozone generating bin, opening the valve after the set time is reached, and enabling the ozone to enter the disinfecting bin to disinfect the articles.
Claims (9)
1. An ozone disinfection method is characterized in that: the method comprises the following steps:
step A: sealing air in a flexible container (1), preparing ozone by an ozone generator sealed in the container (1) by using the air in the container (1), putting a sterilized article in the flexible container (2), sealing the container (2), vacuumizing the container (2), and reducing the compressed volume of the container (2) under the action of external air pressure;
and B: the gas containing ozone in the container (1) enters the container (2) through a gas channel communicated with the container (2), the compressed volume of the container (1) is reduced under the action of external air pressure, and the gas entering volume of the container (2) is increased.
2. An ozone disinfection device, which is characterized in that: the ozone disinfection device comprises an ozone generation bin, a disinfection bin, a gas channel with a valve in the middle, a vacuumizing device and an ozone generator, wherein the ozone generation bin and the disinfection bin are both sealed flexible containers, the ozone generator is sealed in the ozone generation bin, one end of the gas channel is communicated with the ozone generation bin, the other end of the gas channel is communicated with the disinfection bin, the gas inlet end of the vacuumizing device is communicated with the disinfection bin, and the gas outlet end of the vacuumizing device is communicated with the outside.
3. An ozone disinfection apparatus as recited in claim 2, wherein: the ozone generation bin is a flexible container with at least one surface being a thin film.
4. An ozone disinfection apparatus as recited in claim 2, wherein: the disinfection bin is a flexible container with at least one surface being a film.
5. An ozone disinfection apparatus as recited in claim 2, wherein: the disinfection cabin is provided with an openable sealing door.
6. An ozone disinfection apparatus as recited in claim 2, wherein: the disinfection cabin is provided with a vacuum degree detection device.
7. An ozone disinfection apparatus as recited in claim 2, wherein: the vent port of the gas channel is detachably connected with at least one of the disinfection cabin and the ozone generation cabin.
8. An ozone generation bin for providing ozone to a negative pressure sterilization container, comprising: the ozone generator is sealed in the flexible container.
9. An ozone generation cartridge for providing ozone to a negative pressure sterilization container of claim 8, wherein: the flexible container is a flexible container with at least one surface being a film.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810661565.2A CN109045329A (en) | 2018-06-27 | 2018-06-27 | A kind of ozonation process and ozonization plant and ozone generate storehouse |
| CN2018106615652 | 2018-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110639044A true CN110639044A (en) | 2020-01-03 |
Family
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810661565.2A Pending CN109045329A (en) | 2018-06-27 | 2018-06-27 | A kind of ozonation process and ozonization plant and ozone generate storehouse |
| CN201811540405.9A Withdrawn CN110639044A (en) | 2018-06-27 | 2018-12-18 | Ozone disinfection method, ozone disinfection device and ozone generation bin for providing ozone for negative pressure disinfection container |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810661565.2A Pending CN109045329A (en) | 2018-06-27 | 2018-06-27 | A kind of ozonation process and ozonization plant and ozone generate storehouse |
Country Status (1)
| Country | Link |
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| CN (2) | CN109045329A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111990586A (en) * | 2020-08-24 | 2020-11-27 | 广东石油化工学院 | Cold chain material disinfection system and method for novel coronavirus |
| CN113367268A (en) * | 2021-03-18 | 2021-09-10 | 郑州圣华药物食品技术开发有限公司 | Pulsed ozone disinfection and washing food cabinet excited by xenon excimer light source |
| CN113181405A (en) * | 2021-05-06 | 2021-07-30 | 上海添添照明装饰工程有限公司 | Article disinfection device and use method thereof |
-
2018
- 2018-06-27 CN CN201810661565.2A patent/CN109045329A/en active Pending
- 2018-12-18 CN CN201811540405.9A patent/CN110639044A/en not_active Withdrawn
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| Publication number | Publication date |
|---|---|
| CN109045329A (en) | 2018-12-21 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200103 |
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| WW01 | Invention patent application withdrawn after publication |