CN111536609A - Device for preventing and treating indoor aerosol containing viruses and using method thereof - Google Patents
Device for preventing and treating indoor aerosol containing viruses and using method thereof Download PDFInfo
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- CN111536609A CN111536609A CN202010231074.1A CN202010231074A CN111536609A CN 111536609 A CN111536609 A CN 111536609A CN 202010231074 A CN202010231074 A CN 202010231074A CN 111536609 A CN111536609 A CN 111536609A
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- 241000700605 Viruses Species 0.000 title claims abstract description 29
- 239000000443 aerosol Substances 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 63
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 238000004659 sterilization and disinfection Methods 0.000 claims description 8
- 230000001954 sterilising effect Effects 0.000 claims description 6
- 230000003612 virological effect Effects 0.000 claims description 3
- 239000003570 air Substances 0.000 abstract description 49
- 238000009434 installation Methods 0.000 abstract description 9
- 241000894006 Bacteria Species 0.000 abstract description 3
- 239000012080 ambient air Substances 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 230000001580 bacterial effect Effects 0.000 description 3
- 206010022000 influenza Diseases 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 230000002458 infectious effect Effects 0.000 description 2
- 241000711573 Coronaviridae Species 0.000 description 1
- 206010011224 Cough Diseases 0.000 description 1
- 206010011409 Cross infection Diseases 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- 208000002979 Influenza in Birds Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 206010062106 Respiratory tract infection viral Diseases 0.000 description 1
- 206010057190 Respiratory tract infections Diseases 0.000 description 1
- 201000003176 Severe Acute Respiratory Syndrome Diseases 0.000 description 1
- 206010064097 avian influenza Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000005180 public health Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
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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
-
- 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
-
- 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
-
- 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
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
-
- 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
- F24F13/02—Ducting arrangements
-
- 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
- F24F13/20—Casings or covers
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/192—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by electrical means, e.g. by applying electrostatic fields or high voltages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
-
- 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
Abstract
The invention discloses a device for preventing and treating indoor aerosol containing viruses, which comprises a shell, a protection system, a fan system, a heating module and a filtering system, wherein the protection system, the fan system, the heating module and the filtering system are sequentially arranged in the shell, the protection system comprises a front air deflector and a rear air deflector, the front air deflector and the rear air deflector are arranged at two end parts of the shell, and the fan system is an axial flow fan. When the aerosol possibly containing viruses in a room is to be removed, the heating module is started first, the temperature controller is adjusted to enable the ambient air to be heated to 65-70 ℃, the fan is rotated forward to blow the room air into the device, harmful substances (such as the aerosol containing the viruses) in the room air are adsorbed on the filter screen when passing through the filter screen, and the process lasts for about thirty minutes, so that the bacteria and the viruses are killed. The indoor air quality is improved. The control device designed by the invention has the advantages of reasonable design structure, small volume, convenience in installation, convenience and high efficiency.
Description
Technical Field
The invention relates to the field of indoor disinfection and ventilation equipment, in particular to a device for preventing and treating indoor aerosol containing viruses and a using method thereof.
Background
Liquid or solid particles containing viruses suspended in a gas (e.g., air) are referred to as viral aerosols. In recent years, new respiratory viral infections, such as SARS, avian influenza, influenza a H1N1 and new coronavirus, have become a significant threat to public health. Most of respiratory infections caused by viruses are carried out between human bodies, and contact with infected patients or inhalation of aerosol droplets contaminated by patients is transmitted. When a patient breathes, coughs and sneezes, droplets of the spray (aerosol droplets) are released from the mouth and nose of the person, and for the most part, the large enough droplets can settle on the ground, while the small droplets are quickly dried and shrink to form spray nuclei, the main component of which are biological particles, which are small in diameter and can be suspended in the air for a long time. Biological particles are extremely harmful to humans because they can be inhaled deep into the lungs. When a sufficient dose of infectious microorganisms is present in the spray, the population can be infected. Influenza is infectious both in the latent period before and during the onset of disease, and the characteristic determines that influenza is easy to be fulminating epidemic in families, units, schools, nursery houses and nursing homes and is easy to cause nosocomial infection.
And because people spend most of their time indoors, whether they are studying, working and resting, a good indoor environment is of great importance to their health. Some fans have filter screens and sterilization functions, but such devices are mainly used in hospitals and large commercial buildings, and are high in cost, complex in installation, not suitable for common civil buildings and the like.
The device and the method for preventing and treating the indoor aerosol containing the viruses realize sterilization and ventilation of the indoor air environment, so that the indoor air quality is improved, and the device and the method have important significance for improving the human health and the life quality.
Disclosure of Invention
It is an object of the present invention to provide a device and a method for the control of viral-containing indoor aerosols, solving one or more of the above-mentioned prior art problems.
The invention provides a device for preventing and treating indoor aerosol containing viruses, which comprises a shell, and a protection system, a fan system, a heating module and a filtering system which are sequentially arranged in the shell, wherein the protection system comprises a front air deflector and a rear air deflector, the front air deflector and the rear air deflector are arranged at two end parts of the shell, and the fan system is an axial flow fan.
In some embodiments, the housing is a cylindrical housing, and the axial flow fan, the heating module and the filtering system are all adapted to be mounted in the cylindrical housing; the two ends of the shell are provided with notches suitable for the air guide plates to be rotatably installed, and the front air guide plate and the rear air guide plate are rotatably installed in the notches.
In some embodiments, the axial flow fan can work in a positive and negative rotation mode, and the air volume is 0-120m3/h。
In some embodiments, the heating module has a heating range of 10-75 ℃, and the heating module includes two heating frames and a plurality of heating sheets disposed on the two heating frames, the plurality of heating sheets are uniformly disposed on the two heating frames, and an air duct is disposed between the heating sheets.
In some embodiments, the heating plates are arranged along the length direction of the shell, and the heating plates are arranged in a V shape.
In some embodiments, the filter system is a filter screen, the filter screen is arranged at the downwind position of the heating module, and the filter screen is arranged at the cross section of the shell.
In some embodiments, the following steps are followed: the indoor air is treated, the heating module is started, the axial flow fan is simultaneously turned on to start in a positive rotation mode, hot air is transmitted to the filtering system, and sterilization and filtering are carried out.
In some embodiments, the heating module heats at a temperature in the range of 10 to 75 ℃ for a time period in the range of 25 to 35 minutes.
In some embodiments, when fresh air is provided indoors, the axial flow fan is turned on to perform reverse starting, and the heating module is turned on simultaneously to bring hot air indoors.
The fan in this device can just reverse, according to the demand of difference, can select the function of this device. The device is provided with the front air deflector and the rear air deflector, so that foreign objects are prevented from entering the device and causing certain damage to the device. The installation of the air deflector is very convenient, the installation can be finished by rotating the air deflector along the gap, and the cleaning or the replacement of the filter screen is convenient; the front end of the device is provided with an axial flow fan which can freely select positive and negative rotation, when aerosol possibly containing viruses in a room needs to be removed, the heating module is started firstly, the temperature controller is adjusted to enable ambient air to be heated to 65-70 ℃, the fan rotates positively to blow the indoor air into the device, harmful substances (such as aerosol containing viruses) in the indoor air can be adsorbed on a filter screen when passing through the filter screen, and the process lasts for about thirty minutes to kill the bacteria and the viruses. When wanting to take a breath to indoor, alright messenger's motor reversal is constantly blown into the new trend through the filter screen from outdoor to indoor, improves indoor air quality. And according to the demand, whether to open the heating module or not can be selected during air supply, and whether to provide hot air for the indoor space or not is selected.
The whole body is a cylinder and has smaller size, so that the device adopts an installation mode of being buried in a wall body during installation.
Drawings
FIG. 1 is an exploded view of an assembly drawing of the present invention;
FIG. 2 is a perspective view of the integral assembly of the present invention;
FIG. 3 is a schematic view of the overall assembly front view configuration of the present invention;
FIG. 4 is a schematic view of the structure A-A in FIG. 3;
fig. 5 is a schematic view of the installation position of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, the device for preventing and treating the indoor aerosol containing the virus comprises a shell 5, a protection system 1, a fan system 2, a heating module 3 and a filtering system 4 which are sequentially installed in the shell 5, wherein the protection system 1 comprises a front air deflector 11 and a rear air deflector 12, and the front air deflector 11 and the rear air deflector 12 are fixedly installed at two end parts of the shell 5.
The fan system is an axial flow fan, the axial flow fan capable of rotating forward and backward is adopted in the embodiment, the air volume is 0-120m3/h, and the axial flow fan capable of rotating forward and backward can increase the application of the control device in the application, so that indoor air can be disinfected, and fresh air can enter indoors to be replaced.
In the above, the housing 5 is cylindrical, and the axial flow fan 1, the heating module 2 and the filtering system 3 are all adapted to be installed in the cylindrical housing 5; the two ends of the shell 5 are provided with notches 51 suitable for the wind deflector to be rotatably installed, and the front wind deflector 11 and the rear wind deflector 12 are rotatably installed in the notches 51.
The heating range of the heating module is 10-75 ℃, and the optimized heating temperature is 65-70 ℃; the temperature is 65-70 ℃ which is enough to kill most of bacterial viruses.
The heating plates 32 are arranged along the length direction of the housing 5, and the heating plates 32 are arranged in a V shape. The heating effect is better.
The filtering system 4 is a filter screen which is arranged at the downwind position of the heating module 3 and is arranged at the cross section of the shell.
The high-efficiency filter screen adopted by the filter system 4 is an HEPA filter screen reaching the HEPA standard, and the removal rate of pollutants with the diameter of 0.3 micron reaches 99%.
A device and a method for preventing and treating indoor aerosol containing viruses comprise the following steps: the indoor air is sterilized, the heating module 3 is started, the axial flow fan is simultaneously started to rotate positively, hot air is transferred to the filtering system 4, and sterilization and filtration are carried out.
The heating temperature of the heating module is 10-75 deg.C, specifically 65-70 deg.C, and the time lasts 25-35min, in this embodiment 30 min.
The indoor sterilization and disinfection are carried out under the condition, so that the removal rate of virus and bacteria in the air is more than 99 percent.
Except this, when providing new trend indoor, open axial fan and carry out the reversal start to open heating module 3 simultaneously, bring hot-blastly for indoor.
Inside the device is gone into with the drum to this device during the use, inevitably can bring the foreign matter when in-service use and get into the system inside, the deep bead can effectually prevent the emergence of similar incident through setting up around to this deep bead installation is convenient, and it is convenient to dismantle, convenient clearance or the change to the filter screen in the device.
Secondly, the axial flow fan arranged in the device can rotate positively and negatively, different working modes can be selected according to different requirements, the heating module can provide adjustable temperature within the range of 10-75 ℃, when aerosol possibly containing viruses in a room needs to be removed, the heating module 3 is started firstly, the temperature controller is adjusted to enable ambient air to be heated to 65-70 ℃, the fan rotates positively to blow the indoor air into the device, harmful substances (such as aerosol containing viruses) in the indoor air can be adsorbed on the filter screen when passing through the filter screen, and the process lasts for about thirty minutes.
When wanting to take a breath to indoor, alright make the motor reversal, constantly drum into the new trend through the filter screen from outdoor to indoor to this kills bacterial virus. During ventilation, whether the heating module is opened or not can be selected according to the requirements of users, and hot air is provided for the indoor environment.
As shown in FIG. 5, the device is a schematic installation diagram, and the device has a compact structure, a cross section diameter of 160mm and a length of 261mm, is convenient to install and can be embedded into a wall body.
The foregoing is only a preferred form of the invention and it should be noted that numerous similar variations and modifications could be made by those skilled in the art without departing from the inventive concept herein, which shall be considered to be within the scope of the appended claims.
Claims (9)
1. The device for preventing and treating the indoor aerosol containing the viruses is characterized by comprising a shell, a protection system, a fan system, a heating module and a filtering system, wherein the protection system, the fan system, the heating module and the filtering system are sequentially arranged in the shell, the protection system comprises a front air deflector and a rear air deflector, the front air deflector and the rear air deflector are arranged at two end parts of the shell, and the fan system is an axial flow fan.
2. The device for preventing and treating indoor aerosol containing viruses according to claim 1, wherein the shell is cylindrical, and the axial flow fan, the heating module and the filtering system are all installed in the cylindrical shell in a matching mode; the two ends of the shell are provided with notches suitable for the air guide plates to be rotatably installed, and the front air guide plate and the rear air guide plate are rotatably installed in the notches.
3. The apparatus for preventing and treating indoor aerosol containing virus of claim 2, wherein the axial flow fan can be operated in forward and reverse rotation, and the air volume is 0-120m3/h。
4. The device as claimed in claim 1, wherein the heating module has a heating range of 10-75 ℃, and comprises two heating frames and a plurality of heating sheets disposed on the two heating frames, the heating sheets are uniformly disposed on the two heating frames, and an air duct is disposed between the heating sheets.
5. The device for preventing and treating indoor aerosol containing viruses of claim 4, wherein the heating sheets are arranged along the length direction of the shell and are arranged in a V shape.
6. The apparatus according to claim 5, wherein the filtering system is a filter screen disposed at a position downstream of the heating module, and the filter screen is disposed at a cross section of the housing.
7. Use of a device for the control of viral-containing indoor aerosols as claimed in claims 1 to 6, wherein the following steps are carried out: the indoor air is treated, the heating module is started, the axial flow fan is simultaneously turned on to start in a positive rotation mode, hot air is transmitted to the filtering system, and sterilization and filtering are carried out.
8. The use method of the device for preventing and treating indoor aerosol containing viruses as claimed in claim 7, wherein the heating temperature of the heating module is 10-75 ℃ for 25-35 min.
9. The use method of the device for preventing and treating the indoor aerosol containing the viruses as claimed in claim 7, wherein when fresh air is supplied indoors, the axial flow fan is turned on to perform reverse starting, and the heating module is turned on simultaneously to bring hot air indoors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010231074.1A CN111536609A (en) | 2020-03-27 | 2020-03-27 | Device for preventing and treating indoor aerosol containing viruses and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010231074.1A CN111536609A (en) | 2020-03-27 | 2020-03-27 | Device for preventing and treating indoor aerosol containing viruses and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111536609A true CN111536609A (en) | 2020-08-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010231074.1A Pending CN111536609A (en) | 2020-03-27 | 2020-03-27 | Device for preventing and treating indoor aerosol containing viruses and using method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN111536609A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110914A (en) * | 2021-11-16 | 2022-03-01 | 珠海格力电器股份有限公司 | Air purifier and control method thereof |
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| CN201067531Y (en) * | 2007-07-12 | 2008-06-04 | 徐振 | Bidirectional purified air ventilating device |
| CN202435628U (en) * | 2011-12-01 | 2012-09-12 | 上海市电力公司 | PTC heater band |
| CN203615553U (en) * | 2013-10-18 | 2014-05-28 | 广东美的暖通设备有限公司 | Electric heating component for air conditioner and air conditioner with electric heating component |
| CN104606704A (en) * | 2015-01-17 | 2015-05-13 | 叶立英 | Air sterilization and disinfection method and system |
| CN109059164A (en) * | 2018-09-30 | 2018-12-21 | 珠海格力电器股份有限公司 | Aeration device and air conditioner with it |
| KR20190088958A (en) * | 2019-07-22 | 2019-07-29 | 차희장 | Heat-transfer type air purification apparatus for window |
-
2020
- 2020-03-27 CN CN202010231074.1A patent/CN111536609A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201067531Y (en) * | 2007-07-12 | 2008-06-04 | 徐振 | Bidirectional purified air ventilating device |
| CN202435628U (en) * | 2011-12-01 | 2012-09-12 | 上海市电力公司 | PTC heater band |
| CN203615553U (en) * | 2013-10-18 | 2014-05-28 | 广东美的暖通设备有限公司 | Electric heating component for air conditioner and air conditioner with electric heating component |
| CN104606704A (en) * | 2015-01-17 | 2015-05-13 | 叶立英 | Air sterilization and disinfection method and system |
| CN109059164A (en) * | 2018-09-30 | 2018-12-21 | 珠海格力电器股份有限公司 | Aeration device and air conditioner with it |
| KR20190088958A (en) * | 2019-07-22 | 2019-07-29 | 차희장 | Heat-transfer type air purification apparatus for window |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110914A (en) * | 2021-11-16 | 2022-03-01 | 珠海格力电器股份有限公司 | Air purifier and control method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200814 |
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| RJ01 | Rejection of invention patent application after publication |