CN113546203A - Method for generating dry atomization of disinfectant - Google Patents
Method for generating dry atomization of disinfectant Download PDFInfo
- Publication number
- CN113546203A CN113546203A CN202110751232.0A CN202110751232A CN113546203A CN 113546203 A CN113546203 A CN 113546203A CN 202110751232 A CN202110751232 A CN 202110751232A CN 113546203 A CN113546203 A CN 113546203A
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- disinfectant
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- 239000000645 desinfectant Substances 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000000889 atomisation Methods 0.000 title claims abstract description 9
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 41
- 230000001954 sterilising effect Effects 0.000 claims abstract description 22
- 238000004140 cleaning Methods 0.000 claims abstract description 10
- 230000001105 regulatory effect Effects 0.000 claims abstract description 3
- 238000002347 injection Methods 0.000 claims description 22
- 239000007924 injection Substances 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000000243 solution Substances 0.000 claims description 12
- 239000003595 mist Substances 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 11
- 238000004378 air conditioning Methods 0.000 claims description 8
- 238000002663 nebulization Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 239000010959 steel Substances 0.000 claims 2
- 230000002421 anti-septic effect Effects 0.000 claims 1
- 238000012790 confirmation Methods 0.000 claims 1
- 238000000576 coating method Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000005507 spraying Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000005653 Brownian motion process Effects 0.000 description 1
- 210000004666 bacterial spore Anatomy 0.000 description 1
- 239000000090 biomarker Substances 0.000 description 1
- 238000005537 brownian motion Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000002147 killing effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000003094 microcapsule Substances 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000002422 sporicide Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
-
- 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
- A61L2/22—Phase substances, e.g. smokes, aerosols or sprayed or atomised substances
-
- 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
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/14—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes
-
- 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
Landscapes
- 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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Nozzles (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention provides a method for generating dry atomization of a disinfectant, which belongs to the technical field of disinfection and specifically comprises the following steps: firstly: performing commissioning on the equipment related to the invention; then connecting the air source; then opening an air source; regulating the pressure in the tank by an air source; the air moisture in the tank is discharged outwards under the action of pressure; adding disinfectant and solution into the tank; preparing the pre-sterilized space before sterilization; starting disinfection; finally, cleaning the equipment after disinfection; solves the problem that the traditional disinfection method lacks the protection to people; only the surface of an object or the space of a small area can be disinfected, but large-area space cannot be disinfected; the level of sterilization can not be reached; the operation is time-consuming and labor-consuming, and the like.
Description
Technical Field
The invention belongs to the technical field of disinfection, and particularly relates to a method for generating dry atomization of a disinfectant.
Background
The space dry fog sterilization system performs sterilization on the whole space and the surface of a clean area by using a gasification method of (high-purity hydrogen peroxide) sporicide dry fog, provides a complete set of optimal thorough, convenient, safe, environment-friendly and reliable method for space sterilization of a sterile clean area of a pharmaceutical client through a professional sterilization scheme and software, and simultaneously can achieve the killing effect of log4-6 times by a challenging experiment on a bacterial spore biological indicator.
Some industries have high requirements on production or experimental environment. For example, in the pharmaceutical industry, the production of sterile drugs requires class a or B clean zones, while the turnover of goods or areas of personnel activity require class C or D clean zones. These areas are very demanding with respect to microorganisms (see table 1), which determines that these areas regularly need to be disinfected with a disinfectant.
TABLE 1
However, there are two conventional methods of sterilization: 1. soaking clean mop cloth into a disinfectant, and then carrying out mopping type disinfection on walls, floors, ceilings and the like by using the mop; 2. the disinfectant is filled into a disinfectant bottle with a spray head, and a small space or equipment is disinfected in a spraying mode. These two sterilization methods have significant drawbacks: such as lack of protection for humans; only the surface of an object or the space of a small area can be disinfected, but large-area space cannot be disinfected; the level of sterilization can not be reached; time and labor consuming operation, etc.
Therefore, it is necessary to develop a method for generating dry nebulization of disinfectant.
Disclosure of Invention
In order to solve the technical problems, the invention provides a method for generating dry atomization of a disinfectant, which aims to solve the problems that in the prior art, microcapsules are disposable and have limited service life. The elastomer coating is not resistant to contamination due to self structure reasons and is difficult to remove after contamination, and the contamination problem is solved by using the scheme of modifying the polyurethane elastomer coating by organic silicon, but the water stain problem cannot be avoided.
Preferably, the test operation of the equipment is to test the tank body in a closed area to be disinfected and sterilized, and after a proper amount of water is added into the tank body from the liquid injection port, the liquid injection port is covered with a blind plate for sealing.
Preferably, the air source is connected to a pressurizing device at one end of the air source through a conduit for preparing to fill air into the interior of the tank.
Preferably, the air source is started to introduce air into the tank body, so as to adjust the pressure inside the tank body.
Preferably, the pressure in the tank is adjusted so as to adjust the pressure in the tank to a suitable value.
Preferably, the substance in the tank is discharged, and the compressed air valve is closed after the spraying process is confirmed to be normal, and the gas and the remaining water in the tank are evacuated.
Preferably, the disinfectant and the solution are added, the consumption of the disinfectant and the water is calculated according to a formula, the calculated amount of the water and the disinfectant are respectively added into the tank body from the liquid injection port, and the liquid injection port is covered with a blind plate for sealing after being uniformly mixed.
Preferably, the preparation before sterilization is to clean hard surfaces such as walls and floors of the area to be sterilized, shut down electrical equipment, evacuate personnel, and shut down the air conditioning system.
Preferably, the sterilization is started by starting compressed air. And when the equipment does not spray any more, closing the compressed air, standing for 1-2 hours, and opening the air conditioning system again for at least 1.5 hours.
Preferably, the equipment is removed after the cleaning of the equipment is finished and the inside and the outside of the tank body and the inside and the outside of the pipeline are cleaned after the disinfection and sterilization are finished.
A method of generating dry nebulization of a disinfectant comprising the steps of:
the method comprises the following steps: commissioning of the equipment;
step two: connecting an air source;
step three: opening an air source;
step four: adjusting the pressure in the tank;
step five: discharging the contents of the canister;
step six: adding a disinfectant and a solution;
step seven: preparation before disinfection;
step eight: starting disinfection;
step nine: and (5) cleaning the equipment after finishing.
Compared with the prior art, the invention has the following beneficial effects: the method for generating the dry atomization of the disinfectant is widely applied to the field of coatings. The invention solves the problem of lack of protection for people; only the surface of an object or the space of a small area can be disinfected, but large-area space cannot be disinfected; the level of sterilization can not be reached; the operation is time-consuming and labor-consuming, and the like.
Drawings
Fig. 1 is a flow chart of dry mist generation of disinfectant.
Fig. 2 is a schematic structural diagram of a disinfectant dry mist generating device.
Fig. 3 is an enlarged partial schematic view of a dry mist generating device for a disinfectant.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
in the figure:
as shown in figures 1 to 3
A method for generating dry atomization of disinfectant comprises the following steps: performing commissioning on the equipment related to the invention; then connecting the air source; then opening an air source; regulating the pressure in the tank by an air source; the air moisture in the tank is discharged outwards under the action of pressure; adding disinfectant and solution into the tank; preparing the pre-sterilized space before sterilization; starting disinfection; after final sterilization the equipment is cleaned.
Preferably, the test operation of the equipment is to test the tank body in a closed area to be disinfected and sterilized, and after a proper amount of water is added into the tank body from the liquid injection port, the liquid injection port is covered with a blind plate for sealing.
Preferably, the air source is connected to a pressurizing device at one end of the air source through a conduit for preparing to fill air into the interior of the tank.
Preferably, the air source is started to introduce air into the tank body, so as to adjust the pressure inside the tank body.
Preferably, the pressure in the tank is adjusted so as to adjust the pressure in the tank to a suitable value.
Preferably, the substance in the tank is discharged, and the compressed air valve is closed after the spraying process is confirmed to be normal, and the gas and the remaining water in the tank are evacuated.
Preferably, the disinfectant and the solution are added, the consumption of the disinfectant and the water is calculated according to a formula, the calculated amount of the water and the disinfectant are respectively added into the tank body from the liquid injection port, and the liquid injection port is covered with a blind plate for sealing after being uniformly mixed.
Preferably, the preparation before sterilization is to clean hard surfaces such as walls and floors of the area to be sterilized, shut down electrical equipment, evacuate personnel, and shut down the air conditioning system.
Preferably, the sterilization is started by starting compressed air. And when the equipment does not spray any more, closing the compressed air, standing for 1-2 hours, and opening the air conditioning system again for at least 1.5 hours.
Preferably, the equipment is removed after the cleaning of the equipment is finished and the inside and the outside of the tank body and the inside and the outside of the pipeline are cleaned after the disinfection and sterilization are finished.
A method of generating dry nebulization of a disinfectant comprising the steps of:
s101: commissioning of the equipment;
s101: connecting an air source;
s101: opening an air source;
s101: adjusting the pressure in the tank;
s101: discharging the contents of the canister;
s101: adding a disinfectant and a solution;
s101: preparation before disinfection;
s101: starting disinfection;
s101: cleaning the equipment after finishing;
compared with the prior art, the invention has the following beneficial effects: the method for generating the dry atomization of the disinfectant is widely applied to the field of coatings. The invention solves the problem of lack of protection for people; only the surface of an object or the space of a small area can be disinfected, but large-area space cannot be disinfected; the level of sterilization can not be reached; the operation is time-consuming and labor-consuming, and the like.
The present invention is further illustrated by the following examples.
The steps proposed in the examples of the invention make it possible to obtain dry mists having the following properties:
1. the dry mist droplets do not settle and do random motion (brownian motion principle);
2. the dry mist droplets do not converge together to produce large droplets;
3. the dry mist droplets bounce back upon contact with the surface without breaking to wet the surface.
Examples
The preparation method of the hydrophilic self-repairing coating and the steps thereof are as follows:
1. firstly, the invention is tested in the closed area to be disinfected and sterilized, after a proper amount of water is added into the tank body 2 from the liquid injection port 6, the liquid injection port 6 is covered with a blind plate for sealing.
2. Connected with a gas source 11.
3. The gas source 11 is opened, and the internal pressure of the tank body 2 and the internal pressure of the spray head 14 are adjusted to proper values through adjusting valves.
4. And after the normal spraying process is confirmed, closing the compressed air valve, and exhausting the gas and the residual water in the tank body 2.
5. And (3) calculating the using amounts of the disinfectant and the water according to a formula, respectively adding the calculated amounts of the water and the disinfectant into the tank body 2 from the liquid injection port 6, and covering the liquid injection port 6 with a blind plate for sealing after uniform mixing.
6. Cleaning hard surfaces such as walls and floors of an area to be sterilized, turning off electric equipment, evacuating personnel, and turning off an air conditioning system.
7. Starting compressed air to sterilize. And when the equipment does not spray any more, closing the compressed air, standing for 1-2 hours, and opening the air conditioning system again for at least 1.5 hours.
8. After the disinfection and sterilization are finished, the tank body is moved out of the equipment, and the inside and the outside of the tank body 2 and the inside and the outside of the pipeline are cleaned.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (10)
1. A method for generating dry atomization of a disinfectant is characterized by specifically comprising the following steps of: firstly: performing commissioning on the equipment related to the invention; then connecting the air source; then opening an air source; regulating the pressure in the tank by an air source; the air moisture in the tank is discharged outwards under the action of pressure; adding disinfectant and solution into the tank; preparing the pre-sterilized space before sterilization; starting disinfection; finally, cleaning the equipment after disinfection;
the method comprises the following steps of (1) performing trial operation on a tank body in a closed area to be disinfected and sterilized, adding a proper amount of water into the tank body from a liquid injection port, and covering the liquid injection port with a blind plate for sealing;
the air source is connected, one end of the air source is connected with a pressurizing device through a conduit, and the pressurizing device is used for preparing to charge air into the tank body;
the air source is started to introduce air into the tank body, so that the pressure inside the tank body is adjusted;
and the pressure in the tank is adjusted to be a proper value by adjusting the pressure in the tank.
2. A method of generating dry nebulization of disinfectant as defined in claim 1 wherein the removal of the contents of the canister is effected by closing the compressed air valve after confirmation of the proper nebulization process and evacuating the canister of gas and remaining water.
3. The method of claim 1, wherein the disinfectant solution and the disinfectant solution are added by calculating the amount of disinfectant and water according to a formula, adding the calculated amount of disinfectant and water into the tank body through the liquid injection port, respectively, and sealing the liquid injection port with a blind plate after mixing uniformly.
4. A method of generating dry nebulization of disinfectant according to claim 1 wherein the preparation before disinfection, cleaning of hard surfaces such as walls and floors of the area to be disinfected, switching off electrical equipment, evacuation of personnel, switching off air conditioning systems.
5. A method of generating dry nebulization of disinfectant as defined in claim 1 wherein the disinfection is initiated by starting compressed air to initiate disinfection. And when the equipment does not spray any more, closing the compressed air, standing for 1-2 hours, and opening the air conditioning system again for at least 1.5 hours.
6. A method of generating dry nebulization of disinfectant as defined in claim 1 wherein said cleaning of the equipment after completion of the sterilization is carried out by removing the equipment and cleaning the inside and outside of the tank and the inside and outside of the pipeline.
7. A dry mist generating device for use in a method of generating dry mist of a sterilant as claimed in claim 1, 2, 3, 4, 5 or 6, wherein: including backup pad car (1), jar body (2), relief valve (3), discharge valve (4), jar body manometer (5), annotate liquid mouth (6), antiseptic solution contact tube (7), pressure injection pipe (8), pressure valve (9), pipeline manometer (10), air supply (11), crooked pipe (12), connecting pipe (13), shower nozzle (14) and nozzle (15), wherein: the tank body (2) is arranged above the support plate trolley (1) through a connecting buckle, the safety valve (3) is welded at the top end of the tank body (2), and the exhaust valve (4) is welded at the top end of the tank body (2); the tank body pressure gauge (5) is welded at the top end of the tank body (2), the liquid injection port (6) is welded at the top end of the tank body (2), and the disinfectant delivery pipe (7) is installed inside the tank body (2) through a seal and extends outwards; the top ends of the disinfectant liquid delivery pipe (7) and the pressure injection pipe (8) are provided with bent guide pipes (12) through threads, the pressure valve (9) is arranged inside the disinfectant liquid delivery pipe (7) through threads, and the pipeline pressure gauge (10) is arranged on one side of the pressure valve (9) through threads; the air source (11) is welded on the surface of the disinfectant delivery pipe (7), the spray nozzle (14) is installed at one end of the bent guide pipe (12) through the connecting pipe (13), and the spray nozzle (15) is installed inside the spray nozzle (14) through a bolt.
8. A dry mist generator of disinfectant as claimed in claim 7, wherein: the pressure injection pipe (8) is a steel metal pipe, the tail end of the pressure injection pipe (8) is installed at the air outlet of the compressor through threads, and the spray head (14) is connected with the air outlet of the compressor through the pressure injection pipe (8).
9. A dry mist generator of disinfectant as claimed in claim 7, wherein: the gas source (11) is a steel metal pipe, one end of the gas source is connected with a pressure tank, and the gas source (11) can introduce pressure into the tank body (2).
10. A dry mist generator of disinfectant as claimed in claim 7, wherein: the nozzle (15) adopts a tubular spout with a certain angle, the nozzle (15) can be replaced according to the requirement, and the inside of the nozzle (15) is connected with the spray head (14) through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110751232.0A CN113546203A (en) | 2021-07-01 | 2021-07-01 | Method for generating dry atomization of disinfectant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110751232.0A CN113546203A (en) | 2021-07-01 | 2021-07-01 | Method for generating dry atomization of disinfectant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113546203A true CN113546203A (en) | 2021-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110751232.0A Pending CN113546203A (en) | 2021-07-01 | 2021-07-01 | Method for generating dry atomization of disinfectant |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202682418U (en) * | 2012-05-23 | 2013-01-23 | 山西翔宇实业有限公司 | Dry fog disinfection device |
| CN204814976U (en) * | 2015-07-22 | 2015-12-02 | 广州东弘仪器开发有限公司 | Fog generator is done in space sterilization |
| CN105597133A (en) * | 2016-01-28 | 2016-05-25 | 湖北荷普药业股份有限公司 | Ultra-dry fog generator |
| CN111437415A (en) * | 2020-04-23 | 2020-07-24 | 南京溯源信息技术有限公司 | Dry fog disinfection and isolation device |
-
2021
- 2021-07-01 CN CN202110751232.0A patent/CN113546203A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202682418U (en) * | 2012-05-23 | 2013-01-23 | 山西翔宇实业有限公司 | Dry fog disinfection device |
| CN204814976U (en) * | 2015-07-22 | 2015-12-02 | 广州东弘仪器开发有限公司 | Fog generator is done in space sterilization |
| CN105597133A (en) * | 2016-01-28 | 2016-05-25 | 湖北荷普药业股份有限公司 | Ultra-dry fog generator |
| CN111437415A (en) * | 2020-04-23 | 2020-07-24 | 南京溯源信息技术有限公司 | Dry fog disinfection and isolation device |
Non-Patent Citations (1)
| Title |
|---|
| 陈绍福等: "《医院管理体系国际标准化》", 30 September 2003, 哈尔滨出版社 * |
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Effective date of registration: 20220422 Address after: 311228 room 629-8, building 6, Chengzhi business center, No. 5000, Jiangdong 1st Road, Qianjin Street, Qiantang District, Hangzhou, Zhejiang Province Applicant after: Stanley Biotechnology (Hangzhou) Co.,Ltd. Address before: 310000 Room 101, unit 4, building 11, Santang Guiyuan, Xiacheng District, Hangzhou City, Zhejiang Province Applicant before: Chu Peizhong |
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Application publication date: 20211026 |