CN111735134B - Sterilizing device and sterilizing method - Google Patents
Sterilizing device and sterilizing method Download PDFInfo
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- CN111735134B CN111735134B CN202010533690.2A CN202010533690A CN111735134B CN 111735134 B CN111735134 B CN 111735134B CN 202010533690 A CN202010533690 A CN 202010533690A CN 111735134 B CN111735134 B CN 111735134B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/02—Details or features not otherwise provided for combined with lighting fixtures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/34—Heater, e.g. gas burner, electric air heater
Abstract
The invention discloses a disinfection device and a disinfection method, wherein the disinfection device comprises a shell, an air duct for air circulation is arranged in the shell, an air inlet of the air duct is arranged at the bottom of the side wall of the shell, an air outlet of the air duct is arranged on the top wall of the shell, a filter screen assembly is arranged in the air duct, an electric auxiliary heating assembly is arranged at the upstream of the filter screen assembly along the air circulation direction, an ultraviolet disinfection assembly is arranged at the downstream of the filter screen assembly, and the electric auxiliary heating assembly and the ultraviolet disinfection assembly are alternately opened. According to the disinfection device, the ultraviolet disinfection component and the electric auxiliary heating component are alternately started, so that the starting time of the electric auxiliary heating component is shortened, the time for the electric auxiliary heating component to irradiate the filter screen component is shortened, the service life of the filter screen component is greatly prolonged, the disinfection effect of the disinfection device is greatly improved through the alternate and intermittent starting of the ultraviolet disinfection component and the electric auxiliary heating component, and meanwhile, energy waste is prevented.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a disinfection device and a disinfection method.
Background
Along with the improvement of the quality of life of people, the quality of the breathing air is more and more emphasized, but the environmental pollution is still a focus problem at present, and the quality cannot be improved in a short time, so that the air purifier becomes a preferred household appliance in the heart of people; various modules are arranged in the existing air purifier, and the aim of purifying air is achieved by filtering and sterilizing layer by layer; the disinfection device built in the air purifier is single at present, most of the collected bacteria and viruses are killed by utilizing the electric auxiliary heating device, and a good sterilization effect is achieved. On one hand, the whole sterilization time is not accurately controlled, so that energy is greatly wasted, on the other hand, the electric auxiliary heating device irradiates bacteria, viruses and the like on the filter screen for a long time, and the service life of the filter screen is influenced due to overheating of the filter screen.
Disclosure of Invention
The present invention is directed to a sterilization apparatus and a sterilization method to solve the above-mentioned problems.
In order to achieve the purpose, the specific technical scheme of the disinfection device and the disinfection method is as follows:
the utility model provides a sterilizing device, includes the casing, is equipped with the wind channel of circulation of air in the casing, and the air intake setting in wind channel is in the bottom of casing lateral wall, and the air outlet setting in wind channel is equipped with the filter screen subassembly in the roof of casing, along the circulation of air direction, the upper reaches of filter screen subassembly are equipped with the supplementary hot subassembly of electricity, and the low reaches of filter screen subassembly are equipped with the ultraviolet disinfection subassembly, and the supplementary hot subassembly of electricity and ultraviolet disinfection subassembly are opened in turn.
Furthermore, the ultraviolet disinfection component comprises a bracket and ultraviolet lamp tubes arranged on the bracket, the ultraviolet disinfection component comprises four ultraviolet lamp tubes, each ultraviolet lamp tube is divided into two groups, and the two groups of ultraviolet lamp tubes are oppositely arranged on the inner wall of the shell at the downstream of the filter screen component.
Further, degassing unit still includes the virus detection module that is used for detecting filter screen subassembly virus quantity, and virus detection module, electric auxiliary heating element are connected with the controller electricity respectively, and the detection data through virus detection module control electric auxiliary heating element's opening time.
Further, the virus detection module includes virus staining component, lighting element, image acquisition component and data analysis component, the filter screen subassembly surface that is in filter screen subassembly upper reaches one side sets up the virus detection zone, virus staining component sets up in the virus detection zone, be used for to adsorbing the virus staining on the filter screen subassembly, lighting element is close to the virus detection zone setting, lighting element fixes on the inner wall of casing, image acquisition component is used for gathering the image information of virus distribution in the virus detection zone, image acquisition component is connected with the data analysis component electricity, the data analysis component acquires above-mentioned image information and makes statistics of real-time virus quantity.
A disinfection method of a disinfection device mainly comprises the following steps:
ultraviolet disinfection step S1: starting the ultraviolet disinfection component to disinfect the air duct and the filter screen component;
electric auxiliary heat sterilization step S2: starting the electric auxiliary heating assembly to sterilize the filter screen assembly;
wherein, the ultraviolet disinfection component and the electric auxiliary heating component are alternately started.
Furthermore, after the sterilizing device is started, the ultraviolet sterilizing component is started for the first time to sterilize the air duct and the filter screen component, and when the starting time of the ultraviolet sterilizing component reaches a preset value, the electric auxiliary heating component and the ultraviolet sterilizing component are alternately started.
Furthermore, the time for killing the virus by starting the ultraviolet virus killing assembly for the first time is 2-4 hours, when the electric auxiliary heating assembly and the ultraviolet virus killing assembly are alternately started, the starting time of the ultraviolet virus killing assembly is 10-12 hours, and the starting time of the electric auxiliary heating assembly is 1/4-1/2 of the starting time of the ultraviolet virus killing assembly.
Further, in the step of electric auxiliary heating sterilization S2, a step of detecting virus on the filter screen is further included, and the on-time of the electric auxiliary heating assembly is controlled by detecting the number of virus on the filter screen assembly.
Further, after the step S2 of electric auxiliary heating sterilization is entered, the virus detection module and the electric auxiliary heating assembly are turned on, the virus detection module detects the real-time number of viruses of the filter screen assembly in real time, and when the real-time number of viruses is smaller than a threshold value, the electric auxiliary heating assembly is turned off.
Further, after the electric auxiliary heating sterilization step S2 is performed, the virus detection module is started to perform real-time detection, the real-time number of viruses of the filter screen assembly is obtained, and in a set time range, when the real-time number of viruses is greater than a threshold value, the electric auxiliary heating assembly is started until a preset time is reached or the real-time number of viruses is less than the threshold value, the electric auxiliary heating assembly is closed.
The disinfection device and the disinfection method have the following advantages:
according to the disinfection device, the ultraviolet disinfection component and the electric auxiliary heating component are alternately started, so that the starting time of the electric auxiliary heating component is shortened, the time for the electric auxiliary heating component to irradiate the filter screen is shortened, the service life of the filter screen component is greatly prolonged, the disinfection effect of the disinfection device is greatly improved through the alternate and intermittent starting of the ultraviolet disinfection component and the electric auxiliary heating component, and meanwhile, energy waste is prevented; detect the virus quantity on the filter screen subassembly through virus detection module, control the opening time of electricity auxiliary heating subassembly, realize dynamic adjustment, the disinfection effect is better.
Drawings
FIG. 1 is a schematic view of a first embodiment of the disinfection apparatus according to the invention;
FIG. 2 is a schematic view of a second embodiment of the disinfection apparatus according to the invention;
FIG. 3 is a schematic structural diagram of a virus detection module according to the present invention;
FIG. 4 is a flow chart of the sterilization method of the present invention;
FIG. 5 is a schematic structural diagram of a first embodiment of the electrically assisted thermal sterilization step of the present invention;
FIG. 6 is a schematic structural diagram of a second embodiment of the electrically-assisted thermal sterilization step according to the present invention.
The reference numbers in the figures illustrate: 1. a housing; 11. an air inlet; 12. an air outlet; 2. an electrical purification assembly; 3. an electrically assisted thermal assembly; 4. a screen assembly; 5. an ultraviolet disinfection component; 6. a fan assembly; 7. a virus detection module; 71. a viral staining element; 72. a lighting element; 73. an image pickup element; 74. a data analysis component.
Detailed Description
For a better understanding of the objects, structure and function of the invention, a disinfection apparatus and a disinfection method according to the invention will be described in more detail below with reference to the accompanying drawings.
As shown in fig. 1, the disinfection device of the present invention includes a housing 1, an air duct for air circulation is provided in the housing 1, an air inlet 11 of the air duct is provided at the bottom of the side wall of the housing 1, an air outlet 12 of the air duct is provided at the top wall of the housing 1, a filter screen assembly 4 is provided in the air duct, an electric auxiliary heating assembly 3 is provided at the upstream of the filter screen assembly 4 along the air circulation direction, an ultraviolet disinfection assembly 5 is provided at the downstream of the filter screen assembly 4, and the electric auxiliary heating assembly 3 and the ultraviolet disinfection assembly 5 are alternately opened. Through opening ultraviolet disinfection subassembly 5 to reduce the opening time of electric auxiliary heating subassembly 3, thereby reduce the time that electric auxiliary heating subassembly 3 shines filter screen subassembly 4, filter screen subassembly 4 shortens in the time of high temperature environment, thereby promotes the life of filter screen greatly, opens through the alternation, the intermittent type of ultraviolet disinfection subassembly 5 and electric auxiliary heating subassembly 3, very big improvement degassing unit's disinfection effect, prevent simultaneously that the energy is extravagant.
The ultraviolet disinfection component 5 comprises a bracket and ultraviolet lamp tubes arranged on the bracket, the ultraviolet disinfection component 5 comprises four ultraviolet lamp tubes, each ultraviolet lamp tube is divided into two groups, the two groups of ultraviolet lamp tubes are oppositely arranged on the inner wall of the shell 1 at the downstream of the filter screen component 4, and the filter screen is irradiated from a plurality of directions, so that viruses, bacteria and the like in the filter screen and the air duct are removed.
In order to reasonably distribute the opening time of the electric auxiliary heating assembly 3 and the ultraviolet disinfection assembly 5, as shown in fig. 2, the disinfection device further comprises a virus detection module 7 for detecting the number of viruses on the filter screen, the virus detection module 7 and the electric auxiliary heating assembly 3 are respectively electrically connected with the controller, and when the real-time number of the viruses on the filter screen is detected to be smaller than a threshold value, the electric auxiliary heating assembly 3 is closed, and the ultraviolet disinfection assembly 5 is opened.
As shown in fig. 3, the virus detection module 7 includes a virus staining element 71, an illuminating element 72, an image collecting element 73 and a data analyzing element 74, wherein a virus detection area is disposed on the surface of the filter assembly 4 at the upstream side of the filter, the virus staining element 71 is disposed in the virus detection area for staining viruses adsorbed on the filter, the illuminating element 72 is disposed near the virus detection area, the illuminating element 72 is fixed on the inner wall of the housing 1, the illuminating element 72 provides an illuminating light source for the virus detection area, the image collecting element 73 can be a camera for collecting virus distribution in the virus detection area, the image collecting element 73 is electrically connected with the data analyzing element 74, the data analyzing element 74 acquires image information in the virus detection area collected by the image collecting element 73 and counts the real-time virus amount in the virus detection area, and the data analyzing element 74, The electric auxiliary heating assemblies 3 are respectively electrically connected with the controller, and the controller controls the electric auxiliary heating assemblies 3 to be opened or closed according to the difference value between the real-time virus number obtained by the data analysis element 74 and the preset threshold value in the controller.
In addition, the virus detection module 7 can also be a bacterial detector.
In order to promote degassing unit's air-purifying's effect, degassing unit still including setting up the electric purification subassembly 2 between air intake 11 and electric auxiliary heating subassembly 3, the particulate matter in the electric purification subassembly 2 can the filtered air, can cross multiple bacterium, the virus in the air of getting rid of simultaneously. Generally, the electrical purification assembly 2 comprises a generator, a repeller and a collector, through which an electron avalanche phenomenon is induced, thereby generating a plasma field that forces the particles to become electrically charged; and the repeller and the collector generate a voltage difference, so that the charged particles are adsorbed on the collector. The electrical purification assembly 2 is of common general knowledge and will not be described in detail herein.
In order to make the air flow more smoothly, the disinfection device further comprises a fan assembly 6 arranged between the air outlet 12 and the ultraviolet disinfection assembly 5, wherein the fan assembly 6 is used for forming turbulent flow in the air duct and discharging the purified and disinfected air to the outside of the disinfection device from the air outlet 12.
As shown in fig. 4, the present invention further provides a sterilization method of the above sterilization device, which mainly comprises the following steps:
ultraviolet disinfection step S1: starting the ultraviolet disinfection component 5 to disinfect the air duct and the filter screen component 4;
electric auxiliary heat sterilization step S2: the electric auxiliary heating component 3 is started to disinfect the filter screen component 4;
wherein, the ultraviolet disinfection component 5 and the electric auxiliary heating component 3 are alternately started.
After the disinfection device is started, the ultraviolet disinfection component 5 is started to disinfect the air duct and the filter screen component 4, and when the starting time of the ultraviolet disinfection component 5 reaches a preset value, the electric auxiliary heating component 3 and the ultraviolet disinfection component 5 are alternately started.
In the step S2, a step of detecting virus in the filter screen is further included, and the on-time of the electric auxiliary heating element 3 is controlled by detecting the number of virus on the filter screen element 4. When detecting that the number of viruses on the filter screen assembly 4 is less than the threshold value, close the electric auxiliary heating assembly 3 to control the time that the filter screen assembly 4 is in the high temperature environment, promote the life of filter screen assembly 4 greatly.
As shown in fig. 5, in one embodiment, after entering the electric auxiliary heating sterilization step S2, the virus detection module 7 and the electric auxiliary heating element 3 are turned on, the virus detection module 7 detects the real-time number of viruses on the filter screen in real time, when the real-time number of viruses is smaller than the threshold value, the electric auxiliary heating element 3 is turned off, the electric auxiliary heating sterilization step S2 is ended, and the ultraviolet sterilization step S1 is entered. When the content of virus, bacterium, particulate matter etc. in the air changes, the opening time of the electrically assisted heating element 3 of dynamic adjustment promotes the life of filter screen.
As shown in fig. 6, in another embodiment, after the electric auxiliary heating sterilization step S2, the virus detection module 7 is turned on to detect the number of viruses on the filter assembly 4 in real time, so as to obtain the real-time number of viruses on the filter assembly 4, and within a set time range, when the real-time number of viruses is greater than a threshold, the electric auxiliary heating assembly 3 is turned on until a preset time is reached or the real-time number of viruses is less than the threshold, the electric auxiliary heating assembly 3 is turned off, and the ultraviolet sterilization step S1 is performed.
After the disinfection device is started, the ultraviolet disinfection component 5 is firstly started, after the disinfection time of the ultraviolet disinfection component 5 reaches the preset initial disinfection time, the preset initial disinfection time is 2-4 hours, such as 3 hours, then the electric auxiliary heating component 3 and the ultraviolet disinfection component 5 are alternately started to disinfect the filter screen, and the starting time of the electric auxiliary heating component 3 is 1/4-1/2 of the starting time of the ultraviolet disinfection component 5.
In one of the operation modes, after the disinfection device is started, the ultraviolet disinfection component 5 is opened to irradiate the air duct and the filter screen component 4 for 3 hours, after the starting time of the ultraviolet disinfection component 5 reaches the preset initial disinfection time, the ultraviolet disinfection component 5 is closed, the electric auxiliary heating component 3 is started to disinfect the filter screen, after the electric auxiliary heating component 3 is started for the preset first threshold time, the electric auxiliary heating component 3 is closed and the ultraviolet disinfection component 5 is started, the ultraviolet disinfection component 5 is started for the preset second threshold time, and the electric auxiliary heating component 3 and the ultraviolet disinfection component 5 are alternately started.
According to the disinfection device, the ultraviolet disinfection component 5 and the electric auxiliary heating component 3 are alternately started, so that the starting time of the electric auxiliary heating component 3 is shortened, the time for the electric auxiliary heating component 3 to irradiate the filter screen component 4 is shortened, the time for the filter screen component 4 to be in a high-temperature environment is shortened, the service life of the filter screen component 4 is greatly prolonged, the disinfection effect of the disinfection device is greatly improved through the alternate and intermittent starting of the ultraviolet disinfection component 5 and the electric auxiliary heating component 3, and meanwhile, energy waste is prevented; detect the virus quantity on the filter screen subassembly 4 through virus detection module 7, control the opening time of electric auxiliary heating subassembly 3, realize dynamic adjustment, the disinfection effect is better.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. The utility model provides a disinfection device, a serial communication port, which comprises a housin (1), be equipped with the wind channel of circulation of air in casing (1), air intake (11) in wind channel set up the bottom at casing (1) lateral wall, air outlet (12) in wind channel set up the roof at casing (1), be equipped with filter screen subassembly (4) in the wind channel, along the circulation of air direction, the upper reaches of filter screen subassembly (4) are equipped with electric auxiliary heating subassembly (3), the low reaches of filter screen subassembly (4) are equipped with ultraviolet virus killing subassembly (5), electric auxiliary heating subassembly (3) and ultraviolet virus killing subassembly (5) are opened in turn and are disinfected filter screen subassembly (4).
2. A disinfection apparatus as claimed in claim 1, wherein the uv disinfection assembly (5) comprises a support and uv lamps mounted on the support, the uv disinfection assembly (5) comprising four uv lamps, each uv lamp being divided into two groups, the two groups of uv lamps being arranged opposite each other on the inner wall of the housing (1) downstream of the screen assembly (4).
3. A disinfection apparatus as claimed in claim 1, further comprising a virus detection module (7) for detecting the virus amount of the filter screen assembly (4), wherein the virus detection module (7) and the electric auxiliary heating assembly (3) are electrically connected to the controller, respectively, and the on-time of the electric auxiliary heating assembly (3) is controlled by the detection data of the virus detection module (7).
4. A disinfection apparatus as claimed in claim 3, wherein said virus detection module (7) comprises a virus staining element (71), a lighting element (72), an image capturing element (73) and a data analysis element (74), a virus detection area is provided on the surface of said screen assembly (4) on the upstream side of said screen assembly (4), said virus staining element (71) is provided in said virus detection area for staining viruses adsorbed on said screen, said lighting element (72) is provided adjacent to said virus detection area, said lighting element (72) is fixed to the inner wall of said housing (1), said image capturing element (73) is used for capturing image information of the distribution of viruses in said virus detection area, said image capturing element (73) is electrically connected to said data analysis element (74), and said data analysis element (74) captures said image information and counts the number of viruses in real time.
5. A sterilization method of a sterilization device, characterized by mainly comprising the steps of:
ultraviolet disinfection step S1: starting the ultraviolet disinfection component (5) to disinfect the air duct and the filter screen component (4);
electric auxiliary heat sterilization step S2: starting the electric auxiliary heating component (3) to sterilize the filter screen component (4);
wherein, the ultraviolet disinfection component (5) and the electric auxiliary heating component (3) are alternately started.
6. The disinfection method according to claim 5, wherein after the disinfection device is started, the ultraviolet disinfection component (5) is started for the first time to disinfect the air duct and the filter screen component (4), and when the starting time of the ultraviolet disinfection component (5) reaches a preset value, the electric auxiliary heating component (3) and the ultraviolet disinfection component (5) are alternately started.
7. The disinfection method as claimed in claim 6, wherein the first time the UV disinfection module (5) is turned on for disinfection is 2-4 hours, and when the electrical auxiliary heating module (3) and the UV disinfection module (5) are alternately turned on, the turning-on time of the UV disinfection module (5) is 10-12 hours, and the turning-on time of the electrical auxiliary heating module (3) is 1/4-1/2 of the turning-on time of the UV disinfection module (5).
8. The sterilization method according to claim 5, further comprising a step of detecting virus in the screen assembly (4) in the step of electrically assisting in heat sterilization S2, wherein the turn-on time of the electric heat assisting assembly (3) is controlled by detecting the amount of virus on the screen assembly (4).
9. The sterilization method according to claim 8, wherein after entering the electric auxiliary heat sterilization step S2, the virus detection module (7) and the electric auxiliary heat assembly (3) are turned on, the virus detection module (7) detects the real-time amount of the virus on the screen assembly (4) in real time, and when the real-time amount of the virus is less than the threshold value, the electric auxiliary heat assembly (3) is turned off.
10. The sterilization method according to claim 8, wherein after entering the electric auxiliary heating sterilization step S2, the virus detection module (7) is turned on to perform real-time detection to obtain the real-time number of viruses of the filter screen assembly (4), and within a set time range, when the real-time number of viruses is greater than a threshold value, the electric auxiliary heating assembly (3) is turned on until a preset time is reached or the real-time number of viruses is less than the threshold value, and the electric auxiliary heating assembly (3) is turned off.
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| CN202010533690.2A CN111735134B (en) | 2020-06-12 | 2020-06-12 | Sterilizing device and sterilizing method |
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| CN202010533690.2A CN111735134B (en) | 2020-06-12 | 2020-06-12 | Sterilizing device and sterilizing method |
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| CN111735134B true CN111735134B (en) | 2021-07-09 |
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| CN111735134A (en) | 2020-10-02 |
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