CN111928362A - System and device with function of killing novel coronavirus and air sterilizer - Google Patents
System and device with function of killing novel coronavirus and air sterilizer Download PDFInfo
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- CN111928362A CN111928362A CN202010669199.2A CN202010669199A CN111928362A CN 111928362 A CN111928362 A CN 111928362A CN 202010669199 A CN202010669199 A CN 202010669199A CN 111928362 A CN111928362 A CN 111928362A
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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
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
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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
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/20—Humidity
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/64—Airborne particle content
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention relates to the technical field of disinfection equipment, in particular to a system, a device and an air disinfector with the function of killing novel coronavirus, wherein after coarse particle pollutants in the air are filtered by a primary filtering unit, viruses and bacteria attached to air particles are killed doubly by an IFD killing and purifying unit and a UVC inactivating unit, namely, a charged killing layer is taken as a unit anode after being electrified, a dust collecting filter layer is taken as a unit cathode to realize air ionization and kill the viruses and bacteria in the air particles, the dust collecting filter layer can effectively adsorb the air particles, the UVC inactivating unit can effectively kill the viruses and bacteria remained in the air and adsorbed on the surface of the dust collecting filter layer, the killing effect is remarkable, secondary pollution is not generated, the virus and bacteria are easy to survive in the dust collecting filter layer, the air disinfector has the advantages of no material consumption, low energy consumption, repeated cleaning and use without affecting killing and purification, effectively reducing the use cost.
Description
Technical Field
The invention relates to the technical field of disinfection equipment, in particular to a system and a device with a function of killing novel coronavirus and an air disinfector.
Background
Coronaviruses are a large group of viruses widely existing in nature, and the diameter of virus particles is 60-120 nanometers, the average diameter is 100 nanometers, and the virus particles are spherical or ellipsoidal. After patients are infected with coronavirus, the common signs of the patients comprise respiratory symptoms, fever, cough, shortness of breath, dyspnea and the like. In more severe cases, the infection can lead to pneumonia, severe acute respiratory syndrome, multiple organ failure, and even death. Aiming at the extremely strong infectivity of the new coronavirus, the epidemic prevention experts emphasize that the currently determined transmission ways of the new coronavirus mainly include direct transmission, aerosol transmission and contact transmission, so that people generally generate the appeal of inactivating the new coronavirus in the air, but the existing air disinfection means has poor inactivation effect on the new coronavirus and has some defects: the plasma means is expensive and can generate ozone, while the ultraviolet inactivation means cannot be used when people move, direct irradiation can cause great harm to human health, and a common ultraviolet lamp can also easily generate ozone.
Disclosure of Invention
In order to solve the above problems in the prior art, the present invention provides a system having a function of killing a novel coronavirus.
The invention also provides a device comprising the system
The invention also provides an air sterilizer comprising the system.
In order to solve the technical problems, the invention adopts the following technical scheme:
a system having a function of killing a novel coronavirus, comprising: the primary filtering unit is used for filtering coarse particle pollutants in the air; the IFD sterilization and purification unit is provided with a charged sterilization layer and a dust collection and filtration layer, the charged sterilization layer can generate a strong electric field to sterilize viruses and bacteria attached to air particles, and the dust collection and filtration layer can adsorb the air particles; a UVC inactivation unit including an ultraviolet lamp disposed between the charged sterilization layer and the dust collection filtration layer; the active carbon filtering unit is used for adsorbing and filtering peculiar smell and/or formaldehyde in the air; wherein, the primary filter unit IFD disappears and kills the purification unit UVC deactivation unit and the active carbon filter unit sets gradually along the circulation direction of air.
Further, the primary filter unit comprises a filter screen, and a barrier layer is arranged on the filter screen.
Further, the barrier layer is made of cotton wool or fluff.
Further, the charged killing layer comprises a unit anode formed by a plurality of needle-shaped electrodes, and the dust collecting filter screen is a unit cathode.
Further, the charged disinfection layer is further connected with an AC conversion module and a power supply boosting module, the AC conversion module is used for converting commercial power into direct current, and the power supply boosting module is used for boosting direct current voltage.
Further, the dust collection filter layer comprises a honeycomb filter element, and the outer surface of the honeycomb filter element is coated with an insulating material.
Further, the frequency spectrum of the ultraviolet lamp is 220 nm to 280 nm.
Further, the ultraviolet lamp is disposed within the IFD germicidal unit.
A device with the function of killing novel coronavirus comprises the system.
An air sterilizer with new coronavirus sterilizing performance, comprising the system as above, and further comprising: the air conditioner comprises a shell, a fan and a controller, wherein the shell is provided with an inner cavity and is provided with an air inlet and an air outlet; the fan module is communicated with the air inlet; the system is arranged on an air duct between the air inlet and the air outlet.
Further, still include the control module that sets up on the casing, IFD disinfects and kills purification unit and UVC deactivation unit all with the control module electricity is connected.
The invention mainly has the following beneficial effects:
the invention filters coarse particle pollutants in the air through the primary filter unit, and then carries out double killing on viruses and bacteria attached to air particles through the IFD killing and purifying unit and the UVC inactivating unit, namely, after being electrified, the charged killing layer is used as a unit anode, the dust collecting filter layer is used as a unit cathode to realize air ionization and kill the viruses and bacteria in the air particles, the dust collecting filter layer can effectively adsorb the air particles, the UVC inactivating unit can effectively kill the viruses and bacteria remained in the air and adsorbed on the surface of the dust collecting filter layer, the killing effect is obvious, no secondary pollution is generated, the virus and bacteria can be prevented from surviving in the dust collecting filter layer, the invention also has the advantages of no material consumption, low energy consumption, repeated cleaning and use without influencing killing and purifying, and the use cost is effectively reduced.
Drawings
FIG. 1 is a schematic flow diagram of a system according to an embodiment of the invention;
FIG. 2 is a schematic block diagram of an air sterilizer of an embodiment of the present invention;
FIG. 3 is a schematic structural view of an air sterilizer according to an embodiment of the present invention;
FIG. 4 is a schematic view of an assembly of an air sterilizer of an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the system with the new coronavirus killing performance includes a primary filtering unit 101, an IFD killing and purifying unit, a UVC inactivating unit 104, and an activated carbon filtering unit 105, which are sequentially disposed along a flow direction of air, wherein:
the primary filter unit 101 comprises a filter screen, a barrier layer is arranged on the filter screen, the barrier layer can be made of cotton wool or fluff, and the purpose of the barrier layer is to block large particle pollutants in the air.
The IFD sterilizing and purifying unit is provided with a charged sterilizing layer 102 and a dust collecting filter layer 103, the charged sterilizing layer 102 comprises a plurality of needle-shaped electrodes to form unit anodes, the dust collecting filter layer 103 is a unit cathode, the charged sterilizing layer 102 is connected with an AC (alternating Current) conversion module and a power supply boosting module, alternating 220V commercial power is converted into direct current through the AC conversion module and is boosted into high-voltage direct current through the power supply boosting module, the embodiment adopts 6000V high-voltage direct current according to the actual situation, at the moment, the IFD sterilizing and purifying unit ionizes air passing through the primary filtering unit 101 by utilizing the tip discharge principle under the action of a strong electric field between the unit anodes and the unit cathodes, so that particles moving in the air are charged, bacteria and viruses attached to the air particles are killed, and the air particles move towards the unit cathodes when the particles are charged, thereby being adsorbed on the dust collection filter layer 103.
The dust collection filter layer 103 comprises a honeycomb filter element, the outer surface of the honeycomb filter element is coated with an insulating material, the honeycomb filter element is adopted as a unit, particles moving in the air can be effectively adsorbed, and a filtering effect can be realized.
The UVC inactivation unit 104 comprises an ultraviolet lamp which is arranged between the charged sterilization layer 102 and the dust collection filtration layer 103, preferably, the main wavelength window of the ultraviolet emission unit of the UVC inactivation unit 104 is set to be 220-280 nm, and can preferably adopt characteristic wavelength of 222 nm or 254 nm, the characteristic wavelength of 254 nm has obvious sterilization effect on new crown virus and does not cause damage to naked human tissues, while the characteristic wavelength of 222 nm has little damage to human skin and eyes, simultaneously, ultraviolet rays with the frequency spectrum of 220-280 nm are adopted, the radiation frequency spectrum is narrow, generated ozone is little, bacteria and viruses which are not extinguished by the IFD sterilization and purification unit can be effectively sterilized, and residual active virus and bacteria of air particles attached in the IFD sterilization and purification unit and on the dust collection filtration layer 103 are avoided, namely, the UVC inactivation unit 104 and the IFD sterilization and purification unit realize double compound sterilization and disinfection of virus and bacteria, further improve the efficiency and effect of sterilization and disinfection, and avoid the risk of infection during maintenance, cleaning and filter element replacement; in some embodiments, the ultraviolet lamp is mounted within the IFD decontamination unit to prevent the passage of ultraviolet light therethrough.
The activated carbon filtering unit 105 may adopt a conventional activated carbon filter element, and the activated carbon filtering unit 105 may be used to adsorb and filter the odor, formaldehyde and the like remaining in the air after the double composite sterilization.
The utility model provides a possess device of killing novel coronavirus function, includes the system as above embodiment, the device can be air virus killing deactivation purification subassembly such as air conditioner, new trend system combination.
Referring to fig. 2 to 4, an air sterilizer includes a housing 100 having an inner cavity, the system of the above embodiment is disposed in the inner cavity, an air inlet 200 is disposed on a side surface of the housing 100, and an air outlet 300 is disposed on an upper end surface of the housing 100, specifically, air flows in from the air inlet 200, and is sterilized and filtered by a primary filter unit 101, an IFD sterilizing and purifying unit, a UVC inactivating unit 104, and an activated carbon filter unit 105, and then clean air is discharged from the air outlet 300, when necessary, the UVC inactivating unit 104 may be disposed in the IFD sterilizing and purifying unit, a control module 400 and an indicator lamp assembly 500 are disposed on a front panel of the housing 100, a blower module 700 is further disposed in the housing 100, the blower module 700 is connected to the air inlet 200, air in a room can be circularly sucked by the blower module 700, and double-combined circular sterilization and purification of viruses and bacteria can be realized by the above system, the control module 400 generally includes a touch pad and a programmable controller, and the blower module 700, the IFD disinfecting and purifying unit, the UVC deactivating unit 104, and the indicator light assembly 500 are electrically connected to the control module 400; the fan module 700 controls and adjusts the air volume and the air speed of different gears through the control module 400, the control module 400 can also control the power input of the system, the killing and purifying efficiency is different when the power is input at different power, and the system is suitable for indoor different space sizes such as a living room, a main lying position, a secondary lying position and the like.
In other embodiments, the control module 400 may further receive an instruction from a user through remote control, touch control, or key pressing, to implement starting, stopping, or operation mode change of the system, and may control the indication lamp assembly 500 to implement different light effects; on the other hand, the control module 400 further includes a sensing module disposed on the housing 100, the sensing module including a temperature sensor, a humidity sensor, a PM2.5 sensor, etc., and the indoor air quality is monitored by the sensing module.
It should be noted that the air sterilizer further includes a power module 600, and the power module 600 is used for connecting the utility power and the control module 400.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (10)
1. Possess system of killing novel coronavirus function, its characterized in that includes:
the primary filtering unit is used for filtering coarse particle pollutants in the air;
the IFD sterilization and purification unit is provided with a charged sterilization layer and a dust collection filter layer, the charged sterilization layer can generate a strong electric field to sterilize viruses and bacteria attached to air particles, and the dust collection filter layer can adsorb the air particles;
a UVC inactivation unit including an ultraviolet lamp disposed between the charged sterilization layer and the dust collection filtration layer;
the active carbon filtering unit is used for adsorbing and filtering peculiar smell and/or formaldehyde in the air;
wherein, the primary filter unit IFD disappears and kills the purification unit UVC deactivation unit and the active carbon filter unit sets gradually along the circulation direction of air.
2. The system with the function of killing the novel coronavirus according to claim 1, wherein the primary filter unit comprises a filter screen, and a barrier layer is arranged on the filter screen.
3. The system with the function of killing the novel coronavirus according to claim 1, wherein the charged killing layer comprises a unit anode formed by a plurality of needle electrodes, and the dust collecting filter screen is a unit cathode.
4. The system with the function of killing the novel coronavirus according to claim 3, wherein the charged killing layer is further connected with an AC conversion module and a power boosting module, the AC conversion module is used for converting commercial power into direct current, and the power boosting module is used for boosting direct current voltage.
5. The system with the function of killing the novel coronavirus according to claim 3 or 4, wherein the dust collection filter layer comprises a honeycomb filter element, and the outer surface of the honeycomb filter element is coated with an insulating material.
6. The system for killing coronavirus according to claim 1, wherein the ultraviolet lamp has a frequency spectrum of 220 nm to 280 nm.
7. The system with the function of killing the novel coronaviruses according to claim 1 or 6, wherein the ultraviolet lamp is arranged in the IFD killing unit.
8. Device with the function of killing new coronaviruses, characterized in that it comprises a system according to any one of claims 1 to 7.
9. An air sterilizer having a function of sterilizing a novel coronavirus, comprising the system of any one of claims 1 to 7, further comprising:
the air conditioner comprises a shell, a fan and a controller, wherein the shell is provided with an inner cavity and is provided with an air inlet and an air outlet;
the fan module is communicated with the air inlet;
the system is arranged on an air duct between the air inlet and the air outlet.
10. The air sterilizer with the function of killing the novel coronavirus according to claim 9, further comprising a control module disposed on the housing, wherein the IFD sterilizing and purifying unit and the UVC inactivating unit are electrically connected with the control module.
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CN202010669199.2A CN111928362A (en) | 2020-07-13 | 2020-07-13 | System and device with function of killing novel coronavirus and air sterilizer |
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CN202010669199.2A CN111928362A (en) | 2020-07-13 | 2020-07-13 | System and device with function of killing novel coronavirus and air sterilizer |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112314835A (en) * | 2021-01-06 | 2021-02-05 | 浙江大学 | Sterilizing method and system for inactivating novel coronavirus in cold chain food by ionizing radiation |
WO2022105346A1 (en) * | 2020-11-19 | 2022-05-27 | 周星 | Novel coronavirus sterilization apparatus and sterilization method |
CN115585524A (en) * | 2022-09-30 | 2023-01-10 | 上海帝伽医疗科技有限公司 | Disinfection method and device for dynamically removing pathogens |
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CN115585524A (en) * | 2022-09-30 | 2023-01-10 | 上海帝伽医疗科技有限公司 | Disinfection method and device for dynamically removing pathogens |
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Application publication date: 20201113 |
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