CN114177336A - Disinfection method, system, device and computer readable storage medium - Google Patents
Disinfection method, system, device and computer readable storage medium Download PDFInfo
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- CN114177336A CN114177336A CN202111381169.2A CN202111381169A CN114177336A CN 114177336 A CN114177336 A CN 114177336A CN 202111381169 A CN202111381169 A CN 202111381169A CN 114177336 A CN114177336 A CN 114177336A
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- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 174
- 238000000034 method Methods 0.000 title claims abstract description 41
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- 239000004155 Chlorine dioxide Substances 0.000 claims abstract description 154
- 235000019398 chlorine dioxide Nutrition 0.000 claims abstract description 154
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- 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
- A61L9/015—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone
- A61L9/04—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone using substances evaporated in the air without heating
- A61L9/12—Apparatus, e.g. holders, therefor
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- 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
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- 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
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- 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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- A61L2101/00—Chemical composition of materials used in disinfecting, sterilising or deodorising
- A61L2101/02—Inorganic materials
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- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
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- 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
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- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The application relates to a disinfection method, a disinfection system, a disinfection device and a computer-readable storage medium, belonging to the technical field of communication, wherein the method comprises the steps of receiving a disinfection instruction, and preparing chlorine dioxide aerosol for disinfection based on the disinfection instruction; then, the prepared chlorine dioxide aerosol is conveyed to the space to be disinfected through a ventilation device in the space to be disinfected for disinfection; detecting the concentration of chlorine dioxide gas in real time in the disinfection process, and obtaining a first concentration value; then judging whether the first concentration value reaches a preset first concentration threshold value, if so, outputting timing information, timing to obtain a first duration of the first concentration threshold value, then judging whether the first duration is greater than the preset first duration threshold value, and if so, outputting a stop instruction; based on the stop instruction, the dispensing of the chlorine dioxide aerosol is stopped. Because the air and the object surface in the space to be disinfected are disinfected in an all-round and three-dimensional way without dead angles, the disinfection effect on the space is improved.
Description
Technical Field
The present application relates to the field of communications technologies, and in particular, to a disinfection method, system, apparatus, and computer-readable storage medium.
Background
Among the 41 major infectious diseases in the world, airborne diseases account for the first of various transmitted diseases; pathogenic microorganisms are mainly adsorbed on dust particles with different particle sizes in the air, are suspended in the air in an aerosol mode, enter a human body through a respiratory tract, cause the spread of diseases, can be propagated through the air from respiratory anthrax, tuberculosis, influenza viruses, hepatitis, avian influenza, novel coronavirus and the like, and can cause serious consequences once the spread occurs. Epidemic cerebrospinal meningitis, mumps, viral pneumonia, influenza, acute pharyngitis, tuberculosis, scarlet fever, legionnaires' disease, pertussis, diphtheria, smallpox are also airborne and can be transmitted through the air. Therefore, air disinfection is an important measure for preventing and controlling infectious diseases and preventing cross infection, is especially important for air preventive disinfection in places with relatively concentrated personnel, such as hospitals, libraries, supermarkets, schools, stations, canteens and other public environments in larger spaces, is effective in air disinfection, can kill and inactivate pathogenic microorganisms adhered to suspended particles in the air within a certain time, can play a key role in preventing diseases, controlling the air entrainment transmission of disease viruses and aerosol transmission, and is similar to an invisible mask.
In the related art, the air in the space is generally sterilized by manual spray sterilization or ultraviolet sterilization.
In view of the above-mentioned related art, the inventors found that the following drawbacks exist: when the mode of manual spraying disinfection or ultraviolet disinfection is adopted to disinfect the air in a large space, the space is large in size, the mode of manual spraying disinfection is greatly influenced by human factors, and the mode of ultraviolet disinfection is influenced by transmitting power, so that dead angles of some spaces can not be disinfected, and the disinfection effect of the spaces is poor.
Disclosure of Invention
In order to improve the disinfection effect on the space and enable dead corners of some spaces to be disinfected, the application provides a disinfection method, a disinfection system, a disinfection device and a computer-readable storage medium.
In a first aspect, the present application provides a disinfection method, which adopts the following technical scheme:
a method of sterilization comprising:
receiving a disinfection instruction sent by a disinfector;
preparing a chlorine dioxide aerosol for disinfection based on the disinfection instructions;
conveying the chlorine dioxide aerosol to the space to be disinfected through a ventilation device in the space to be disinfected so as to disinfect the space to be disinfected;
detecting the concentration of chlorine dioxide gas in the space to be disinfected in real time, and obtaining a first concentration value;
judging whether the first concentration value reaches a preset first concentration threshold value, if so, outputting timing information;
acquiring a first duration of the first concentration threshold value based on the timing information;
judging whether the first time length is greater than a preset first time length threshold value or not, and if so, outputting a stop instruction;
based on the stop instruction, stopping dispensing the chlorine dioxide aerosol.
By adopting the technical scheme, under the condition that a space to be disinfected is required to be disinfected, a disinfector sends a disinfection instruction, then receives the disinfection instruction, prepares chlorine dioxide aerosol, then conveys the chlorine dioxide aerosol into the space to be disinfected through a ventilation device in the space to be disinfected, so as to disinfect the space to be disinfected, detects the concentration of chlorine dioxide gas in the space to be disinfected, obtains a first concentration value, then judges whether the first concentration value reaches a first concentration threshold value, if so, outputs timing information, starts timing based on the timing information, obtains a first duration of the first concentration threshold value, then judges whether the first duration is greater than the first duration threshold value, if so, outputs a stop instruction, and stops preparing the chlorine dioxide aerosol based on the stop instruction;
because the disinfected chlorine dioxide aerosol is conveyed into the space to be disinfected through the air interchanger, manual spraying is not needed, the influence of human factors is small, and the air interchanger can be disinfected, so that the air and the surface of an object in the space to be disinfected can be disinfected in an all-round and three-dimensional manner without dead angles, and the disinfection effect on the space is improved.
Optionally, the step of formulating a chlorine dioxide aerosol for disinfection comprises:
conveying chlorine dioxide mother liquor, a chlorine dioxide activating agent and clear water to a chlorine dioxide activating tank according to a preset ratio to realize the ratio of chlorine dioxide disinfection liquid;
aerating the chlorine dioxide disinfection liquid which is matched to generate chlorine dioxide gas;
atomizing a pure sodium chloride solution to obtain atomized gas in the process of aerating the chlorine dioxide disinfection liquid;
carrying out gas-liquid separation and drying on the atomized gas in sequence to obtain sodium chloride particles;
mixing the sodium chloride particles and chlorine dioxide gas to obtain chlorine dioxide aerosol.
Optionally, the sterilization method further comprises:
detecting the air intake of fresh air in the ventilation device in real time;
detecting the concentration of the chlorine dioxide disinfection liquid in real time to obtain a second concentration value;
and dynamically adjusting the second concentration value based on the change of the intake air and the change of the first concentration value, so that the dynamic change of the first concentration value is within a range specified by a preset national standard.
Through adopting above-mentioned technical scheme, through the size of adjusting intake and second concentration value, change the size of first concentration value to make first concentration value be in the within range that national standard stipulated all the time, thereby reach better disinfection effect.
Optionally, the step before receiving the disinfection instruction sent by the disinfector includes:
collecting a first face image of a disinfector;
and judging whether the first facial image is matched with a second facial image in a preset facial image library, and if so, sending the disinfection command.
By adopting the technical scheme, misoperation of irrelevant personnel is avoided.
Optionally, the step before receiving the disinfection instruction sent by the disinfector includes:
collecting first fingerprint information of a disinfector;
and judging whether the first fingerprint information is matched with second fingerprint information in a preset fingerprint database, and if so, sending the disinfection instruction.
By adopting the technical scheme, misoperation of irrelevant personnel is avoided.
Optionally, the step before receiving the disinfection instruction sent by the disinfector includes:
and receiving the disinfection instruction sent by the disinfector through the mobile terminal.
By adopting the technical scheme, a disinfector can send a disinfection instruction more conveniently.
Optionally, the sterilization method further comprises:
acquiring a second time length of the dynamic change of the first concentration under the condition that the chlorine dioxide aerosol is input into the space to be disinfected;
judging whether the second time length is greater than a preset second time length threshold value or not, and if so, outputting prompt information; wherein the second duration threshold is greater than the first duration threshold.
By adopting the technical scheme, if the chlorine dioxide aerosol is in dynamic change for a long time and cannot be maintained at the first concentration threshold all the time, the abnormity of the air interchanger or the preparation of the chlorine dioxide aerosol is shown, prompt information is output to prompt a disinfector to overhaul, or the disinfector is prompted to manually stop the preparation of the chlorine dioxide aerosol.
In a second aspect, the present application provides a disinfection system, which adopts the following technical solutions:
a sterilization system comprising:
the disinfection instruction receiving module is used for receiving a disinfection instruction sent by a disinfector;
a chlorine dioxide aerosol preparation device for preparing chlorine dioxide aerosol for disinfection based on the disinfection instruction;
after the configuration is finished, the chlorine dioxide aerosol is conveyed to the space to be disinfected through a ventilation device which is installed in the space to be disinfected and is used for ventilating the space to be disinfected, so that the chlorine dioxide aerosol is disinfected in the space to be disinfected;
the chlorine dioxide gas concentration detection module is used for detecting the concentration of chlorine dioxide gas in the space to be disinfected;
the internet of things logic operation module is used for obtaining a first concentration value and judging whether the first concentration value reaches a preset first concentration threshold value, if so, timing information is output;
the timing module is used for timing based on the timing information;
then, the IOT logic operation module acquires a first time length of the first concentration threshold value, judges whether the first time length is greater than a preset first time length threshold value or not, and outputs a stop instruction if the first time length is greater than the preset first time length threshold value;
and then the chlorine dioxide aerosol preparation device stops preparing the chlorine dioxide aerosol based on the stop instruction.
By adopting the technical scheme, the disinfection instruction receiving module enables the chlorine dioxide aerosol preparation device to prepare the chlorine dioxide aerosol after receiving the disinfection instruction sent by a disinfector; after the preparation is finished, the air interchanger conveys the chlorine dioxide aerosol into the space to be disinfected, and the chlorine dioxide gas concentration detection module detects the concentration of chlorine dioxide gas in the space to be disinfected; the logic operation module of the Internet of things obtains a first concentration value and judges whether the first concentration value reaches a first concentration threshold value, if so, timing information is output; the timing module performs timing based on timing information, then the internet of things logic operation module acquires a first duration of the first concentration threshold value, judges whether the first duration is greater than a first duration threshold value or not, and outputs a stop instruction if the first duration is greater than the first duration threshold value; the chlorine dioxide aerosol preparation device stops preparing the chlorine dioxide aerosol based on the stop instruction;
because the disinfected chlorine dioxide aerosol is conveyed into the space to be disinfected through the air interchanger, manual spraying is not needed, the influence of human factors is small, and the air interchanger can be disinfected, so that the air and the surface of an object in the space to be disinfected can be disinfected in an all-round and three-dimensional manner without dead angles, and the disinfection effect on the space is improved.
In a third aspect, the present application provides a disinfection device, which adopts the following technical scheme:
a disinfection device comprising:
a memory for storing the disinfection program;
and the processor is used for executing the disinfection program stored on the memory so as to realize the steps of the disinfection method.
In a fourth aspect, the present application provides a computer-readable storage medium, which relates to the following technical solutions:
a computer-readable storage medium storing a computer program that can be loaded by a processor and executes the above-mentioned disinfection method.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the prepared chlorine dioxide aerosol for disinfection is conveyed into the space to be disinfected through the original air interchanger in the space to be disinfected, so that manual spraying is not needed, the influence of human factors is small, and the air interchanger can be disinfected, so that the air and the surface of an object in the space to be disinfected are disinfected in an all-round and three-dimensional manner without dead angles, and the disinfection effect on the space is improved;
2. the first concentration value is always in the range specified by the national standard through adjusting the air inlet amount of the fresh air of the air interchanger and the second concentration value, so that a better disinfection effect is achieved;
3. the first face image of the disinfector is collected before the disinfection instruction is received, whether the first face image is matched with a second face image in the face image library or not is judged, and if yes, the disinfection instruction is received, so that misoperation of irrelevant personnel is avoided.
Drawings
FIG. 1 is a block flow diagram of one embodiment of a method embodiment of the present application;
FIG. 2 is a block flow diagram of one embodiment of step S120 of FIG. 1;
FIG. 3 is a block flow diagram of another implementation of a method embodiment of the present application;
FIG. 4 is a block flow diagram of another implementation of a method embodiment of the present application;
FIG. 5 is a block flow diagram of another implementation of a method embodiment of the present application;
FIG. 6 is a block flow diagram of another implementation of a method embodiment of the present application;
FIG. 7 is a block diagram of an implementation of an embodiment of the system of the present application;
FIG. 8 is a block diagram of another implementation of an embodiment of the system of the present application;
FIG. 9 is a block diagram of another implementation of an embodiment of the system of the present application;
FIG. 10 is a block diagram of another implementation of an embodiment of the system of the present application.
Description of reference numerals: 110. a disinfection instruction sending module; 120. a disinfection instruction receiving module; 130. a chlorine dioxide aerosol preparation device; 131. a chlorine dioxide mother liquor tank; 132. a chlorine dioxide activator tank; 133. a constant delivery pump; 134. a chlorine dioxide activation reaction tank; 135. a water supply source; 136. an electromagnetic valve; 137. a chlorine dioxide releaser; 138. an ultrasonic atomizer; 1381. a sodium chloride solution tank; 139. a control module; 140. a ventilation device; 150. a chlorine dioxide gas concentration detection module; 160. the Internet of things logic operation module; 170. a timing module; 180. an image acquisition module; 190. a false touch prevention component; 210. a fingerprint acquisition module; 220. an intake air amount detection module; 230. chlorine dioxide liquid concentration detection module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 10 of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The disinfection method is realized based on the disinfection system, and control software of the disinfection system can be installed on an intelligent terminal, for example, the control software exists in the form of APP, and can also be installed on a desktop computer; it should be noted that the intelligent terminal or desktop computer must be in the same network as the controller in the disinfection system, and the intelligent terminal or desktop computer and the controller in the disinfection system are in network communication. For example, a desktop computer and a controller can transmit data through optical fibers; the intelligent terminal can be a notebook computer or intelligent equipment such as an intelligent mobile phone, and can be in communication connection with the controller through a wireless network such as WIFE (wireless fidelity) and the like, and certainly can also be in communication connection through optical fibers.
One embodiment of the present application discloses a method of disinfection. Referring to fig. 1, as an embodiment of the sterilization method, the sterilization method may include the steps of S110-S180:
s110, receiving a disinfection instruction sent by a disinfector;
for example, when a restaurant is disinfected by taking a space to be disinfected as a restaurant and a disinfector as a restaurant manager, the restaurant manager sends a disinfection instruction to the disinfection system, and the disinfector at this moment is the restaurant manager.
S120, preparing chlorine dioxide aerosol for disinfection based on the disinfection instruction;
and after the disinfection system receives the disinfection instruction, chlorine dioxide aerosol for disinfection is prepared, and after the preparation is finished, the chlorine dioxide aerosol is conveyed to a ventilation device which is installed in a restaurant and used for realizing ventilation inside and outside the restaurant, such as a fresh air system or an air conditioning system.
S130, conveying chlorine dioxide aerosol to the space to be disinfected through a ventilation device in the space to be disinfected so as to disinfect the space to be disinfected;
after the chlorine dioxide aerosol enters the air interchanger, the chlorine dioxide aerosol is conveyed into a restaurant by the air interchanger along with the working operation of the air interchanger so as to disinfect the interior of the restaurant.
S140, detecting the concentration of chlorine dioxide gas in the space to be disinfected in real time, and obtaining a first concentration value;
after the chlorine dioxide aerosol enters the restaurant, the concentration of the chlorine dioxide gas in the restaurant is detected in real time, for example, once every second, and the concentration value of the chlorine dioxide gas every second is obtained. In addition, the real-time detection can be carried out when the disinfection system runs, or can be carried out after the chlorine dioxide aerosol enters a restaurant.
S150, judging whether the first concentration value reaches a preset first concentration threshold value, and if so, outputting timing information;
for example, the first concentration threshold may be set to 20ppm, and 20 seconds after the chlorine dioxide aerosol enters the restaurant, the first concentration value reaches 20ppm, and then the timing information is output.
S160, acquiring a first duration of the first concentration threshold value based on the timing information;
and after receiving the timing information, the disinfection system starts timing and acquires the duration of 20 ppm.
S170, judging whether the first time length is larger than a preset first time length threshold value or not, and if so, outputting a stop instruction;
for example, the first time threshold is set to 30min, and when the first time is greater than 30min, the stop instruction is output.
S180, stopping preparing the chlorine dioxide aerosol based on the stopping instruction;
the disinfection system stops dispensing the chlorine dioxide aerosol based on the stop instruction.
Referring to fig. 2, as one embodiment of the step of preparing the chlorine dioxide aerosol for sterilization, steps S121 to S125 may be included:
s121, conveying the chlorine dioxide mother liquor, the chlorine dioxide activating agent and the clear water to a chlorine dioxide activating tank according to a preset ratio to realize the ratio of the chlorine dioxide disinfection liquid;
s122, aerating the proportioned chlorine dioxide disinfection liquid to generate chlorine dioxide gas;
s123, atomizing a pure sodium chloride solution to obtain atomized gas in the process of aerating the chlorine dioxide disinfection liquid;
s124, sequentially carrying out gas-liquid separation and drying on the atomized gas to obtain sodium chloride particles;
and S125, mixing the sodium chloride particles with chlorine dioxide gas to obtain chlorine dioxide aerosol.
In addition, referring to fig. 3, as another embodiment of the sterilization method, the sterilization method may include the steps of S210-S230:
s210, detecting the air intake of fresh air in the ventilation device in real time;
s220, detecting the concentration of the chlorine dioxide disinfection liquid in real time to obtain a second concentration value;
and S230, dynamically adjusting the second concentration value based on the change of the intake air and the change of the first concentration value, so that the dynamic change of the first concentration value is within the range specified by the preset national standard.
When the chlorine dioxide aerosol is used for disinfecting a restaurant, the concentration of chlorine dioxide gas is required and must meet the national standard, so that the concentration of the chlorine dioxide gas in the restaurant is regulated by regulating two parameters, namely the air intake and the concentration of the chlorine dioxide disinfection liquid, so that the change of the concentration of the chlorine dioxide gas is always in the range specified by the national standard. It should be noted that the first concentration threshold is also within the range specified by the national standard.
In addition, referring to fig. 4, a step before step S110 may include steps S101 to S102:
s101, collecting a first face image of a disinfector;
for example, when a restaurant needs to be disinfected, the disinfection system may collect a first facial image of the restaurant manager.
S102, judging whether the first face image is matched with a second face image in a preset face image library or not, and if yes, sending a disinfection command.
The facial image library includes a second facial image of a sterilizer registered in advance, for example, of a restaurant manager, a subway station manager, a hospital manager, or the like. After the first face image of the restaurant manager is collected by the disinfection system, the first face image is compared with all second face images in the face image library one by one, and if the first face image is matched with all second face images in the face image library, the restaurant manager can send a disinfection instruction, so that the disinfection system can receive the disinfection instruction.
Referring to fig. 5, another step before step S110 may include steps S103-S104:
s103, collecting first fingerprint information of a disinfector;
for example, when a restaurant needs to be disinfected, the disinfection system collects first fingerprint information of restaurant managers.
And S104, judging whether the first fingerprint information is matched with second fingerprint information in a preset fingerprint information base, and if so, sending a disinfection instruction.
The fingerprint information base includes second fingerprint information of a sterilizer, such as restaurant managers, subway station managers, hospital managers, and the like, which is previously recorded. After the first fingerprint information of the restaurant management personnel is collected by the disinfection system, the first fingerprint information is compared with all the second fingerprint information in the fingerprint library one by one, and if one fingerprint information is matched with the second fingerprint information, the restaurant management personnel can send a disinfection instruction, so that the disinfection system can receive the disinfection instruction.
In addition, another step before step S110 may further include:
and receiving a disinfection instruction sent by a disinfector through the mobile terminal. The mobile terminal can be an intelligent terminal such as a smart phone, a tablet, a notebook computer and the like. For example, install the APP that is used for controlling disinfection system on the mobile terminal, after mobile terminal passes through modes such as bluetooth and is connected with the controller in the disinfection system, can control disinfection system.
In addition, referring to fig. 6, as another embodiment of the sterilization method, the sterilization method may include the steps of S310-S320:
s310, under the condition that the chlorine dioxide aerosol is input into the space to be disinfected, obtaining a second time length of the first concentration dynamic change;
s320, judging whether the second time length is greater than a preset second time length threshold value or not, and if so, outputting prompt information; wherein the second duration threshold is greater than the first duration threshold.
For example, the second time period threshold may be set to 40min, and if the second time period is longer than 40min, but the first concentration does not tend to be stable yet and still dynamically changes, it indicates that a problem occurs in the disinfection system or the ventilation device; therefore, prompt information is output to prompt restaurant management personnel to check.
The implementation principle of the embodiment of the application is as follows:
under the condition that a space to be disinfected needs to be disinfected, a disinfector sends a disinfection command, a disinfection system receives the disinfection command, then chlorine dioxide aerosol is prepared, and the chlorine dioxide aerosol is conveyed into the space to be disinfected through a ventilation device in the space to be disinfected, so that the space to be disinfected is disinfected;
after the chlorine dioxide aerosol enters the space to be disinfected, detecting the concentration of chlorine dioxide gas in the space to be disinfected to obtain a first concentration value, then judging whether the first concentration value reaches a first concentration threshold value, and if so, outputting timing information; starting timing based on the timing information, and obtaining a first duration for which the first concentration threshold value lasts; and then judging whether the first time length is greater than a first time length threshold value, if so, outputting a stopping instruction, and stopping preparing the chlorine dioxide aerosol based on the stopping instruction.
Based on the above method embodiment, another embodiment of the present application provides a sterilization system, referring to fig. 7, as an implementation of the sterilization system, the system may include:
a disinfection command sending module 110, configured to send a disinfection command;
a disinfection command receiving module 120 for receiving a disinfection command;
a chlorine dioxide aerosol preparing device 130 for preparing chlorine dioxide aerosol for disinfection based on the disinfection instruction;
after the configuration is finished, the chlorine dioxide aerosol is conveyed to the space to be disinfected through the ventilation and air exchange device 140 which is installed in the space to be disinfected and is used for disinfecting the space to be disinfected, so that the chlorine dioxide aerosol disinfects the space to be disinfected;
a chlorine dioxide gas concentration detection module 150 for detecting the concentration of chlorine dioxide gas in the space to be disinfected;
the internet of things logic operation module 160 is configured to obtain a first concentration value, determine whether the first concentration value reaches a preset first concentration threshold, and output timing information if the first concentration value reaches the preset first concentration threshold;
a timing module 170 for timing based on the timing information; and, timing when chlorine dioxide aerosol is input into the disinfection space;
then, the internet of things logical operation module 160 obtains a first duration of the first concentration threshold, and judges whether the first duration is greater than a preset first duration threshold, and if so, outputs a stop instruction; the internet of things logic operation module 160 also obtains a second time length of the first concentration dynamic change, and judges whether the second time length is greater than a preset second time length threshold value, if so, prompt information is output to prompt a disinfector to check the air exchange device 140 or the chlorine dioxide aerosol preparation device 130; the prompt message can be an alarm signal sent by an audible and visual alarm or can be displayed in a popup window mode.
Then, the chlorine dioxide aerosol preparation device 130 stops preparing the chlorine dioxide aerosol based on the stop instruction.
The disinfection instruction sending module 110 may be a disinfection instruction sending button installed in the space to be disinfected, or may be a "start" virtual button installed in the APP on the intelligent terminal. The chlorine dioxide gas concentration detection module 150 may be a chlorine dioxide concentration sensor installed on a wall of the space to be sterilized.
Referring to fig. 8, as an embodiment of the chlorine dioxide aerosol preparation apparatus 130, the chlorine dioxide aerosol preparation apparatus may include:
a chlorine dioxide mother liquor tank 131 for storing chlorine dioxide mother liquor;
a chlorine dioxide activator tank 132 for storing a chlorine dioxide activator;
two quantitative pumps 133 are respectively connected with the chlorine dioxide mother liquor tank 131 and the chlorine dioxide activating agent tank 132 correspondingly and used for quantitatively conveying the chlorine dioxide mother liquor and the chlorine dioxide activating agent;
a chlorine dioxide activation reaction tank 134 for providing a space for preparing a chlorine dioxide disinfectant;
a water supply source 135 for providing fresh water;
a solenoid valve 136; used for controlling the delivery of clear water;
a chlorine dioxide releaser 137 which is connected with the ventilation pipe of the ventilator 140 through a branch pipe and aerates the chlorine dioxide disinfectant to generate chlorine dioxide gas;
a sodium chloride solution tank 1381 for storing a pure sodium chloride solution;
an ultrasonic atomizer 138 connected to a ventilation pipe of a ventilator 140 through a branch pipe for atomizing a pure sodium chloride solution to obtain an atomized vapor; it should be noted that the chlorine dioxide gas and the atomized gas are mixed in the ventilation pipe, so as to generate the chlorine dioxide aerosol.
And the control module 139 is respectively connected with the two constant delivery pumps 133, the electromagnetic valve 136 and the logic operation module 160 of the internet of things, and is used for controlling the on-off of the constant delivery pumps 133 and the electromagnetic valve 136.
The control module 139 may be a single chip microcomputer, a PLC, or other devices with control and operation processing capabilities; the timing module 170 may be a timer or a self-contained timing unit in the control module 139.
As another embodiment of the sterilization system, the sterilization system may further include:
the intake air amount detection module 220 is used for detecting the intake air amount of the fresh air in the ventilation device 140 in real time;
a chlorine dioxide liquid concentration detection module 230, configured to detect the liquid concentration of the chlorine dioxide disinfectant in real time;
the chlorine dioxide liquid concentration detection module 230 and the intake air detection module 220 are both connected with the internet of things logic operation module 160, and the internet of things logic operation module 160 outputs a control signal based on the acquired first concentration value, second concentration value and dynamic change of intake air, so that the control module 139 controls the on-off of the dosing pump 133 and the electromagnetic valve 136 based on the control signal, thereby adjusting the second concentration value, and enabling the dynamic change of the first concentration value to be in a range specified by national standards.
In addition, the intake detecting module 220 may adopt an air volume detector, and is installed in the intake duct at the front end of the blower of the ventilation device 140. The chlorine dioxide liquid concentration detection module 230 may adopt a chlorine dioxide liquid concentration detector and is installed in the chlorine dioxide activation reaction tank 134.
In order to avoid the sterilization instruction sending button being touched by mistake when the sterilization instruction sending module 110 is the sterilization instruction sending button, referring to fig. 9 and 10, the sterilization system may include:
an image acquisition module 180 for acquiring a first facial image of the disinfector; or, the fingerprint collecting module 210 is configured to collect first fingerprint information of the sterilizer;
the internet of things logic operation module 160 is configured to determine whether the first facial image matches a second facial image in a preset facial image library, and if so, output an open instruction; or, the internet of things logical operation module 160 is configured to determine whether the first fingerprint information matches with second fingerprint information in a preset fingerprint database, and if yes, output a start instruction;
and the false touch prevention component 190 is in communication connection with the control module 139 and is used for controlling the false touch prevention component 190 to expose the disinfection instruction sending button after the control module 139 receives the starting instruction.
Wherein, image acquisition module 180 can be the camera, and fingerprint acquisition module 210 can be fingerprint identification gathers the appearance, and camera or fingerprint identification gather the appearance and install on the wall body of disinfection instruction send button department.
The anti-false-touch assembly 190 may be a sliding plate controlled by a cylinder, for example, a holding groove is formed on a wall of a space to be sterilized, a sterilization instruction sending button is installed in the holding groove, and the sliding plate is controlled to stretch by the cylinder so that the holding groove can be opened or closed by the sliding plate.
The implementation principle of the implementation is as follows:
after the disinfection instruction sending module 110 sends the disinfection instruction, the disinfection instruction receiving module 120 receives the disinfection instruction, so that the chlorine dioxide aerosol preparation device 130 prepares chlorine dioxide aerosol; after the preparation is finished, the air interchanger 140 conveys the chlorine dioxide aerosol into the space to be disinfected, and the chlorine dioxide gas concentration detection module 150 detects the concentration of the chlorine dioxide gas in the space to be disinfected; the internet of things logic operation module 160 obtains a first concentration value, and determines whether the first concentration value reaches a first concentration threshold value, if so, timing information is output; the timing module 170 performs timing based on the timing information; then, the internet of things logical operation module 160 obtains a first duration of the first concentration threshold, and judges whether the first duration is greater than a first duration threshold, if so, a stop instruction is output; the chlorine dioxide aerosol preparation device 130 stops the preparation of the chlorine dioxide aerosol based on the stop instruction.
Another embodiment of the present application provides a disinfection device, which may include, as an embodiment of a disinfection device, a memory and a processor;
the memory is used for storing the disinfection program;
the processor is used for executing the disinfection program stored in the memory so as to realize the steps of the disinfection method.
The memory may be in communication connection with the processor through a communication bus, which may be an address bus, a data bus, a control bus, or the like.
Additionally, the memory may include Random Access Memory (RAM) and may also include non-volatile memory (NVM), such as at least one disk memory.
And the processor may be a general-purpose processor including a Central Processing Unit (CPU), a Network Processor (NP), etc.; but may also be a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components, etc.
Another embodiment of the present application further provides a computer-readable storage medium storing a computer program that can be loaded by a processor and executes the above-mentioned sterilization method.
The computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device, such as a server, a data center, etc., that incorporates one or more of the available media. Among other things, the available media may be magnetic media (e.g., floppy disks, hard disks, magnetic tape), optical media (e.g., DVDs), or semiconductor media (e.g., solid state disks).
The foregoing is a preferred embodiment in its own right and not intended to limit the scope of the application, and any feature disclosed in this specification (including the abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
Claims (10)
1. A method of sterilization, comprising:
receiving a disinfection instruction sent by a disinfector;
preparing a chlorine dioxide aerosol for disinfection based on the disinfection instructions;
conveying the chlorine dioxide aerosol to the space to be disinfected through a ventilation device in the space to be disinfected so as to disinfect the space to be disinfected;
detecting the concentration of chlorine dioxide gas in the space to be disinfected in real time, and obtaining a first concentration value;
judging whether the first concentration value reaches a preset first concentration threshold value, if so, outputting timing information;
acquiring a first duration of the first concentration threshold value based on the timing information;
judging whether the first time length is greater than a preset first time length threshold value or not, and if so, outputting a stop instruction;
based on the stop instruction, stopping dispensing the chlorine dioxide aerosol.
2. A disinfection method as claimed in claim 1, wherein said step of formulating a chlorine dioxide aerosol for disinfection comprises:
conveying chlorine dioxide mother liquor, a chlorine dioxide activating agent and clear water to a chlorine dioxide activating tank according to a preset ratio to realize the ratio of chlorine dioxide disinfection liquid;
aerating the chlorine dioxide disinfection liquid which is matched to generate chlorine dioxide gas;
atomizing a pure sodium chloride solution to obtain atomized gas in the process of aerating the chlorine dioxide disinfection liquid;
carrying out gas-liquid separation and drying on the atomized gas in sequence to obtain sodium chloride particles;
mixing the sodium chloride particles and chlorine dioxide gas to obtain the chlorine dioxide aerosol.
3. A sterilization method according to claim 2, further comprising:
detecting the air intake of fresh air in the ventilation device in real time;
detecting the concentration of the chlorine dioxide disinfection liquid in real time to obtain a second concentration value;
and dynamically adjusting the second concentration value based on the change of the intake air and the change of the first concentration value, so that the dynamic change of the first concentration value is within a range specified by a preset national standard.
4. A sterilization method according to claim 3, wherein said step of receiving a sterilization instruction from a sterilizer comprises:
collecting a first face image of a disinfector;
and judging whether the first facial image is matched with a second facial image in a preset facial image library, and if so, sending the disinfection command.
5. A sterilization method according to claim 4, wherein the step of receiving a sterilization instruction from a sterilizer comprises:
collecting first fingerprint information of a disinfector;
and judging whether the first fingerprint information is matched with second fingerprint information in a preset fingerprint database, and if so, receiving and sending the disinfection instruction.
6. A sterilization method according to claim 5, wherein said step of receiving a sterilization instruction from a sterilizer comprises:
and receiving the disinfection instruction sent by the disinfector through the mobile terminal.
7. A sterilization method according to claim 6, further comprising:
acquiring a second time length of the dynamic change of the first concentration under the condition that the chlorine dioxide aerosol is input into the space to be disinfected;
judging whether the second time length is greater than a preset second time length threshold value or not, and if so, outputting prompt information; wherein the second duration threshold is greater than the first duration threshold.
8. A disinfecting system, characterized in that it comprises:
a disinfection instruction receiving module (120) for receiving a disinfection instruction sent by a disinfector;
a chlorine dioxide aerosol dispensing device (130) for dispensing a chlorine dioxide aerosol for disinfection based on the disinfection instructions;
the air interchanger (140) is equipment which is installed in the space to be disinfected and is used for ventilating the space to be disinfected and is used for conveying the chlorine dioxide aerosol to the space to be disinfected so as to disinfect the space to be disinfected by the chlorine dioxide aerosol;
the chlorine dioxide gas concentration detection module (150) is used for detecting the concentration of chlorine dioxide gas in the space to be disinfected;
the internet of things logic operation module (160) is used for obtaining a first concentration value and judging whether the first concentration value reaches a preset first concentration threshold value, if so, timing information is output;
a timing module (170) that performs timing based on the timing information;
then, the IOT logic operation module (160) acquires a first time length of the first concentration threshold value, judges whether the first time length is greater than a preset first time length threshold value or not, and outputs a stop instruction if the first time length is greater than the preset first time length threshold value;
then, the chlorine dioxide aerosol preparation device (130) stops preparing the chlorine dioxide aerosol based on the stop instruction.
9. A disinfection device, comprising:
a memory storing a disinfection program;
a processor for executing the disinfection program stored on the memory to carry out the steps of the disinfection method as claimed in any one of claims 1-7.
10. A computer-readable storage medium, in which a computer program is stored which can be loaded by a processor and which executes a disinfection method as claimed in any one of the claims 1-7.
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