CN203396006U - Intelligent air quality assurance system - Google Patents
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- CN203396006U CN203396006U CN201320315938.3U CN201320315938U CN203396006U CN 203396006 U CN203396006 U CN 203396006U CN 201320315938 U CN201320315938 U CN 201320315938U CN 203396006 U CN203396006 U CN 203396006U
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Abstract
The utility model relates to an intelligent air quality assurance system. The intelligent air quality assurance system comprises a shell of which one side surface is equipped with an air inlet and an air outlet which are extended out of a chamber, and the other side surface is equipped with a return air inlet communicated with the interior of the chamber. A first filter group, a heat energy exchange device, a second filter group, an air blower and an evaporator are arranged in the shell orderly from top to bottom along an air inlet fresh air advancing direction, the air intake position of the heat energy exchange device is also communicated with the return air inlet on the shell, and the air outlet of an exhaust blower corresponds to the air outlet on the shell. A circulating air valve, a bypass valve, a second filter group, the air blower and the evaporator are arranged in the shell orderly along a return air inlet indoor polluted air advancing direction, and a central controller is arranged in the shell. A signal input end of the central controller is connected with a sensor group arranged in the shell, and a control output end is connected with the controlled ends of the air blower, the exhaust blower, the bypass valve and the circulating air-valve separately. The beneficial effect of the utility model is that the intelligent air quality assurance system possesses the two functions of indoor air purification and fresh air purification simultaneously.
Description
Technical field
The utility model relates to a kind of can automatically processing the air of region according to IAQ standard-required, and the air after making to process reaches the intelligent air quality safeguards system of good grade, belongs to air cleaning and fresh air purifying technical field.
Background technology
Air pollution is in recent years day by day serious, and 2012 to 2013 Beijing and even most of China city are shrouded by haze, and city dweller's health is produced to significant damage, also the attention rate of PM2.5 is pushed to a new high.PM2.5 is the content that in every cubic metres of air, particle diameter is less than the particle of 2.5 μ m, the generation of PM2.5 is the discharged residue that burns in the processes such as daily generating, industrial production and motor vehicle exhaust emission, mostly contain the deleterious particle things such as heavy metal, these particles can directly be entered blood and are dissolved in blood by bronchus and alveolar without liver detoxification, thereby human body is produced to very large injury.The report of World Health Organization issue shows, no matter developed country or developing country, and most city and country population is all subject to the impact of particle.According to the applicant understood, people adopt various measures and actively prevent and treat PM2.5, and wherein one is to reduce and go out the time as far as possible, treat indoor what seal.But research test proves the indoor air pollution that also exists, and be 5～10 times of outdoor pollution, room air pollution comprises VOC, and people's secretion is as breathing, perspiration, sneeze, cough, excretion, lavatory peculiar smell, in addition, room air pollution also comprises biologic contamination source, as bacterium, virus, fungal spore and acarid etc.VOC is the abbreviation of VOC, from environment protection significance, for meeting produces that class volatile organic matter of harm to human body, be specially formaldehyde, benzene homologues that indoor building material discharges, the NOx that indoor fuel combustion, smoking, culinary art produce, SO
2, CO, dust, aldehydes, BaP etc.
The method of at present conventional removal room air pollution is the air purifier in indoor configuration some, in limited space, air purifier can filter the pernicious gases such as PM2.5 and formaldehyde within a certain period of time, but after a period of time, can lose the function of filtering noxious gas, even its gas discharging becomes new pollution sources.In addition, the air purifier of selling on market is the filtering function to carbon dioxide not, and the content of carbon dioxide is an important indicator weighing air quality, light a fire and cook and indoor refuse is rotten rots etc. all can to produce carbon dioxide in the breathing of indoor occupant, kitchen, carbon dioxide content exceeds standard and can allow people feel headache, sultry discomfort, treat for a long time can make the person in sub-health state in such environment, bring out various diseases, affect children's intelligence development.The most effectual way of removing indoor carbon dioxide is dilution method, by introducing the mode of fresh air, reduce the concentration of indoor carbon dioxide, existing VMC mainly be take ventilation as main, new its effect of blower fan group that part has air-cleaning function is also uneven, the major parameter that PM2.5 Particulate Pollution grade in room air, VOC pernicious gas content, carbon dioxide content etc. is affected to air quality does not have measuring ability, can accurately not control indoor air quality state, so let alone administer and arrive what effect.
Utility model content
The purpose of this utility model is: the problem existing for above-mentioned prior art, a kind of intelligent air quality safeguards system is proposed, provided control method simultaneously, not only every mass parameter of room air can accurately be detected, can also control and judge by Intelligent central, and make corresponding action measure, so that constantly grasp and improve IAQ, allow the quality of room air reach visual and controlledization.
In order to reach above object, intelligent air quality safeguards system of the present utility model, comprise shell, one side of described shell is provided with and extends to outdoor air inlet and exhaust outlet, another side is provided with and the indoor return air inlet being communicated with, its improvements are, in described shell along the new wind direction of advance of air inlet, be provided with successively the first filter set, heat energy exchange device, the second filter set, pressure fan and evaporimeter from top to bottom; The air intake place of described heat energy exchange device is also communicated with the return air inlet on shell, and wind outlet is communicated with exhaust blower, the exhaust outlet on the corresponding shell of air outlet of described exhaust blower; In described shell, along return air inlet indoor pollution air direction of advance, be provided with successively circulation air-valve, by-passing valve, the second filter set, pressure fan and evaporimeter; In described shell, be provided with central controller, the signal input part of described central controller is connected with the sensor group arranging in the enclosure, and control output end is connected with pressure fan, exhaust blower, by-passing valve and the controlled end of circulation air-valve respectively.
Like this, cooperation by by-passing valve and circulation air-valve opens and closes, change flow direction and the form of air-flow, thereby realize fresh air purifying and indoor air circulation and purify the switching between the two, make this system not only can, to the fresh clean air of indoor introducing, can also carry out the circularly purifying of room air.
The utility model further improves, described central controller contains air quality judge module and air quality control module, and described air quality judge module is used for the indoor-outdoor air mass parameter of receiving sensor group collection and judges whether IAQ meets respective standard requirement; Described air quality control module for closing according to judged result controlled circulation air-valve and by-passing valve, the operation of pressure fan and exhaust blower, start New-air purifying system; Or controlled circulation air-valve and by-passing valve is opened, indoor air circulation cleaning system is closed, started in pressure fan operation, exhaust blower.Described central controller also contains memory module, for recording the air quality Changing Pattern of environment in a period of time and automatically adjusting the operational mode of intelligent air quality safeguards system according to this rule.Memory module makes central controller have intelligence learning function, memory module can record the air quality Changing Pattern of environment in a period of time, and according to this rule automatically in advance adjust operation state tackled, be that memory module sends signal to control module and makes control module send keying and the opening angle of instruction controlled circulation air-valve, by-passing valve, and the startup of pressure fan and exhaust blower stops and speed governing operation, allow the air quality of environment of living in remain at good level.
The utility model further improves, the air outlet place of described pressure fan is provided with humidifier, the air outlet of described evaporimeter is communicated with indoor, anion generator, PTC electric heater in shell, have also been configured, can regulate anion concentration and humiture in air, one side of described shell is provided with the display being connected with the output of central controller, and described central controller is connected with remote controller wireless telecommunications, can accept the control signal that remote controller sends.Display is TFT colour liquid crystal display device, not only can show the air quality parameters that each sensor detects, and screen intensity can also be adjusted voluntarily according to ambient light intensity.
Described sensor group comprises infrared ray carbon dioxide sensor, PM2.5 particulate matter sensors, Temperature Humidity Sensor, harmful gas sensor, human body sensor and optical sensor, and described Temperature Humidity Sensor is indoor temperature and humidity sensor and outdoor new wind-warm syndrome humidity sensor.
Sensor can accurately be measured the air quality parameters of region, as the content of Carbon Dioxide in Air, the class of pollution of PM2.5 particle, the class of pollution of pernicious gas, the humiture of indoor and outdoor and room light intensity etc., can also in sensing chamber, whether have personnel activity and send above-mentioned information to central controller, sensor group can every 6 second Resurvey one secondary data.Like this, central controller can be according to the signal parameter value of sensor transmissions, and contrast the requirement of IAQ standard, automatically the switching of the work of control exhaust blower, pressure fan and circulation air-valve, by-passing valve, realize the switching that fresh air purifying and indoor air circulation purify, room air is processed to the air that obtains fine quality.
It is that described by-passing valve is communicated with circulation air-valve, the second filter set and the first filter set respectively that the utility model further improves.
The utility model has the advantage of: intelligent air quality safeguards system of the present utility model not only can accurately be measured and the interior air quality parameters of display room, can also be according to the switching of air quality parameters automatic analysis controlled circulation air-valve and by-passing valve, and the stop and start of pressure fan and exhaust blower, thereby realize the switching of indoor air purification and fresh air purifying, make this system possess indoor air purification and two kinds of functions of fresh air purifying simultaneously.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is the structural representation of the utility model embodiment mono-.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is systematic schematic diagram of the present utility model.
Fig. 4 is software flow pattern of the present utility model.
Fig. 5 is circuit theory diagrams of the present utility model.
The specific embodiment
Embodiment mono-
The intelligent air quality safeguards system of the present embodiment, its structure is as Fig. 1, shown in Fig. 2 and Fig. 3, comprise shell 1, one side of shell 1 is provided with and extends to outdoor air inlet 15 and exhaust outlet 16, another side is provided with and the indoor return air inlet being communicated with 17, shell 1 is interior along the new wind direction of advance of air inlet, be provided with successively the first filter set 14 from top to bottom, heat energy exchange device 12, the second filter set 10, pressure fan 8 and evaporimeter 5, the air intake place of heat energy exchange device 12 is also communicated with the return air inlet on shell 1, and wind outlet is communicated with exhaust blower 3, exhaust outlet 16 on the corresponding shell 1 of air outlet of exhaust blower 3, shell 1 is interior is provided with circulation air-valve 13 successively along return air inlet 17 indoor pollution air directions of advance, by-passing valve 11, the second filter set 10, pressure fan 8 and evaporimeter 5, be specially the interior return air inlet of shell 1 17 places and be provided with circulation air-valve 13, circulation air-valve 13 is positioned at heat energy exchange device 12 lower left, circulation air-valve 13 is communicated with the by-passing valve 11 that is positioned at heat energy exchange device 12 belows by air channel, corresponding second filter set 10 of air outlet of by-passing valve 11, when by-passing valve 11 is opened, because the windage of by-passing valve 11 is lower than heat energy exchange device 12, air flow shortcircuit directly passes through from by-passing valve 11, when by-passing valve 11 cuts out, air-flow is passed through by heat energy exchange device 12.The air outlet place of pressure fan 8 is provided with humidifier 6, has also configured anion generator, PTC electric heater in shell 1, for regulating air anion concentration and humiture.Wherein, the first filter set 14 is that bulky grain thing filter, the second filter set 10 are high efficiency particulate air filter and pernicious gas processing filters, can effectively remove the pernicious gases such as airborne PM2.5 particle and formaldehyde, pressure fan 8 and exhaust blower 3 are high-efficiency frequency conversion DC fan, can reduce to greatest extent the energy consumption of system.
In shell 1, be provided with central controller 7, on central controller 7, there is internet interface, the signal input part of central controller 7 is connected with the sensor group 9 in being arranged on shell 1, and control output end is connected with pressure fan 8, exhaust blower 3, by-passing valve 11 and the controlled end of circulation air-valve 13.One side of shell 1 is provided with the display 4 being connected with the output of central controller 7, and central controller 7 is connected with remote controller wireless telecommunications, can accept the control signal that remote controller sends.Wherein, central controller 7 contains air quality judge module and air quality control module, and the indoor-outdoor air mass parameter that air quality judge module gathers for receiving sensor group 9 also judges whether IAQ meets respective standard requirement; Air quality control module for closing according to judged result controlled circulation air-valve 13 and by-passing valve 11,3 operations of pressure fan 8 and exhaust blower, start New-air purifying system; Or controlled circulation air-valve 13 and by-passing valve 11 is opened, indoor air circulation cleaning system is closed, started in pressure fan 8 operation, exhaust blower 3.Central controller 7 also contains memory module, the operational mode that is used for recording the air quality Changing Pattern of environment in a period of time and automatically adjusts intelligent air quality safeguards system according to this rule, operational mode comprises air purification mode, new wind pattern etc., and air quality judge module can send judged result to air quality control module so that air quality control module is carried out different operations according to the situation difference of IAQ.Sensor group 9 comprises harmful gas sensor, human body sensor and the optical sensors etc. such as infrared ray carbon dioxide sensor, PM2.5 particulate matter sensors, Temperature Humidity Sensor, formaldehyde, and Temperature Humidity Sensor is indoor temperature and humidity sensor and outdoor new wind-warm syndrome humidity sensor 2.Sensor group is sent to central controller 7 by information, make central controller 7 can distinguish day and night, have people and no one, air quality is good with bad, humiture is high and the operating mode such as low, adopt different running statuses to be tackled, system operation is accurately rationalized, the DC frequency-changing blower fan, the heat energy exchange device that coordinate configuration, fall to greatest extent low-energy-consumption, play the effect of energy-saving low-carbon.
Circulation air-valve 13 is positioned on return air inlet 17 and loop, heat-exchange device 12 air channel, because the windage of circulation air-valve 13 is lower than the first filter set 14, when it is opened indoor air flow can replace new general mood stream from circulation air-valve 13 by entering by-passing valve 11, thereby enter the circulation air path of indoor air purification.By-passing valve 11 and heat-exchange device 12 are listed on Xin Feng air channel simultaneously, both can independent air intake, in like manner, the resistance ratios heat-exchange device 12 of by-passing valve 11 is low, when by-passing valve 11 opens circulation air-valve 13 and cuts out, new general mood stream by the first filter set 14 out, is short-circuited and directly from by-passing valve 11, passes through, and enters the second filter set 10 and carries out air cleaning processing.
During use, as shown in Figure 4 and Figure 5, open machine, sensor group 2 and 9 gathers indoor-outdoor air mass parameter and is sent to central controller 7, the air quality judge module of central controller 7 judges according to the grade-top grade of IAQ standard whether indoor carbon dioxide or VOC pernicious gas parameter meet standard-required, when indoor carbon dioxide or VOC pernicious gas parameter are above standard while requiring, the air quality control module of central controller 7 is given an order to circulation air-valve 13, by-passing valve 11, pressure fan 8 and exhaust blower 3, controlled circulation air-valve 13 and by-passing valve 11 are closed, pressure fan 8 and exhaust blower 3 start, and regulate blower fan wind speed according to indoor concrete condition, thereby operation VMC, now outdoor new general mood stream is inhaled into by air inlet 15, after the first filter set 14 is filtered, enter heat energy exchange device 12 and carry out heat exchange with the air of discharging, through the second filter set 10, filter again, then by pressure fan 8, blown out, enter after evaporimeter 5 is processed, send into indoor, meanwhile, indoor exhaust wind air-flow is sucked by return air inlet 17, through heat energy exchange device 12 and new general mood stream, carries out heat exchange, then by exhaust blower 3, is sucked, and by exhaust outlet 16, drains into outdoor.When surpass 6 seconds the running time of New-air purifying system, sensor group 9 Resurvey indoor carbon dioxide, VOC pernicious gas parameter, the air quality judge module of central controller 7 judges to the last IAQ parameter gathering of ratio sensor group 9 whether indoor carbon dioxide or VOC pernicious gas parameter rise, if rise, the air quality control module of central controller 7 is sent the wind speed that instruction controls pressure fan 8 and exhaust blower 3 and is increased to maximum, and operation Resurvey IAQ parameter carry out decision operation after 5 minutes remains unchanged; If constant or reduce, the wind speed of pressure fan 8 and exhaust blower 3 remained unchanged after 5 minutes, was cycled to repeat aforesaid operations.
In remain unchanged at the wind speed of pressure fan 8 and exhaust blower 35 minutes, sensor group 9 gathered primary air mass parameter every 6 seconds, if sensor group 9 detects indoor carbon dioxide or VOC pernicious gas parameter rises, the wind speed that central controller 7 is controlled pressure fan 8 and exhaust blower 3 increases, if indoor carbon dioxide and VOC pernicious gas parameter are up to standard, close the operation of pressure fan 8 and exhaust blower 3.
When the pernicious gas parameters such as indoor carbon dioxide or TOVC are up to standard, whether the content that judges indoor PM2.5 meets standard-required, if indoor PM2.5 content overproof, the air quality control module of central controller 7 is sent instruction to the air-valve 13 that circulates, by-passing valve 11 and pressure fan 8, controlled circulation air-valve 13 and by-passing valve 11 are opened, pressure fan 8 starts, exhaust blower 3 cuts out, and regulate pressure fan wind speed according to indoor concrete condition, thereby operation air circulation cleaning system, now indoor pollution air-flow is sucked by return air inlet 17, through circulation air-valve 13 and by-passing valve 11, by the second filter set 10, filtered again, then by pressure fan 8, be blown into evaporimeter 5, finally enter indoor.When surpass 6 seconds the running time of the indoor air purification circulatory system, the indoor PM2.5 content of sensor group 9 Resurvey, the air quality judge module of central controller 7 judges to the last IAQ parameter gathering of ratio sensor group 9 whether indoor PM2.5 content rises, if indoor PM2.5 content rises, the wind speed that the air quality control module of central controller 7 is sent instruction control pressure fan 8 increases to maximum, move Resurvey IAQ parameter after 5 minutes, judge cycling, if indoor PM2.5 content is constant or reduce, the wind speed of pressure fan 8 remained unchanged after 5 minutes, repeat aforesaid operations process.
In same 5 minutes of remaining unchanged at pressure fan 8 wind speed, sensor group was upgraded a secondary data every 6 seconds, if sensor group 9 detects indoor PM2.5 content, rose, and the wind speed that central controller 7 is controlled pressure fan 8 increases, if indoor PM2.5 content is up to standard, close the operation of pressure fan 8.
In addition, human body sensor gathers indoor human body activity, optical sensor gathers current intensity of illumination, indoor temperature and humidity sensor gathers indoor temperature and humidity information, and above-mentioned information is sent to central controller 7,7 pairs of Information Monitorings of central controller judge and according to the operation of judged result control and regulation intelligent air quality safeguards system, are specially humidifier keying, compressor operating frequency, blower fan running air quantity and TFT brightness of display screen are carried out to corresponding control operation.
Embodiment bis-
The difference of the present embodiment and embodiment mono-is, it is suitable that the outdoor new wind-warm syndrome humidity sensor of spring and autumn detects outdoor temperature, central controller 7 sends instruction to the air-valve 13 that circulates, exhaust blower 3, by-passing valve 11 and pressure fan 8, controlled circulation air-valve 13 cuts out, and by-passing valve 11 is opened, and pressure fan 8 starts, exhaust blower 3 cuts out, new general mood first filter set 14 of flowing through enters by-passing valve 11, sends into indoorly through the second filter set 10, has saved energy.By-passing valve 11 connects respectively one section of circulation air path at one section of circulation air path, the second filter set 10 places and one section of new wind passage at the first filter set 14 places at circulation air-valve 13 places.
Embodiment tri-
The difference of the present embodiment and embodiment mono-is, when the two while of carbon dioxide, pernicious gas parameter and PM2.5 content is up to standard, sensor group 9 again gathers indoor-outdoor air mass parameter and judges by the air quality judge module of central controller 7 whether indoor carbon dioxide or formaldehyde pernicious gas parameter meet standard-required, cycling.
In addition to the implementation, the utility model also can have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, drop on the protection domain of the utility model requirement.
Claims (7)
1. an intelligent air quality safeguards system, comprise shell, one side of described shell is provided with and extends to outdoor air inlet and exhaust outlet, another side is provided with and the indoor return air inlet being communicated with, and it is characterized in that: in described shell along the new wind direction of advance of air inlet, be provided with successively the first filter set, heat energy exchange device, the second filter set, pressure fan and evaporimeter from top to bottom; The air intake place of described heat energy exchange device is also communicated with the return air inlet on shell, and wind outlet is communicated with exhaust blower, the exhaust outlet on the corresponding shell of air outlet of described exhaust blower; In described shell, along return air inlet indoor pollution air direction of advance, be provided with successively circulation air-valve, by-passing valve, the second filter set, pressure fan and evaporimeter; In described shell, be provided with central controller, the signal input part of described central controller is connected with the sensor group arranging in the enclosure, and control output end is connected with pressure fan, exhaust blower, by-passing valve and the controlled end of circulation air-valve respectively.
2. intelligent air quality safeguards system according to claim 1, it is characterized in that: described central controller contains air quality judge module and air quality control module, described air quality judge module is used for the indoor-outdoor air mass parameter of receiving sensor group collection and judges whether IAQ meets respective standard requirement; Described air quality control module for closing according to judged result controlled circulation air-valve and by-passing valve, the operation of pressure fan and exhaust blower, start New-air purifying system; Or controlled circulation air-valve and by-passing valve is opened, indoor air circulation cleaning system is closed, started in pressure fan operation, exhaust blower.
3. intelligent air quality safeguards system according to claim 1, is characterized in that: the air outlet place of described pressure fan is provided with humidifier, and the air outlet of described evaporimeter is communicated with indoor.
4. intelligent air quality safeguards system according to claim 1, it is characterized in that: in described shell, also configured anion generator, PTC electric heater, one side of described shell is provided with the display being connected with the output of central controller, described central controller is connected with remote controller wireless telecommunications, can accept the control signal that remote controller sends.
5. intelligent air quality safeguards system according to claim 1, is characterized in that: described by-passing valve is communicated with circulation air-valve, the second filter set and the first filter set respectively.
6. intelligent air quality safeguards system according to claim 1, is characterized in that: described sensor group comprises infrared ray carbon dioxide sensor, PM2.5 particulate matter sensors, Temperature Humidity Sensor, harmful gas sensor, human body sensor and optical sensor.
7. intelligent air quality safeguards system according to claim 6, is characterized in that: described Temperature Humidity Sensor is indoor temperature and humidity sensor and outdoor new wind-warm syndrome humidity sensor.
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267328A (en) * | 2013-05-31 | 2013-08-28 | 南京埃科净化技术有限公司 | Intelligent air quality guaranteeing system and controlling method thereof |
| CN103776134A (en) * | 2014-01-22 | 2014-05-07 | 章宏兵 | Indoor air quality intelligent control system |
| CN103982949A (en) * | 2014-05-30 | 2014-08-13 | 东南大学 | PM2.5-resisting dual-purpose fresh air purifier with ozone removing device |
| CN104089340A (en) * | 2014-07-21 | 2014-10-08 | 河北中康韦尔环境科技有限公司 | Air purifier with fresh air exhausting function |
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| CN103982949A (en) * | 2014-05-30 | 2014-08-13 | 东南大学 | PM2.5-resisting dual-purpose fresh air purifier with ozone removing device |
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| CN104279717A (en) * | 2014-10-29 | 2015-01-14 | 珠海格力电器股份有限公司 | Air conditioner and control method and device thereof |
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| CN104697079B (en) * | 2015-03-23 | 2017-04-12 | 宁波东大空调设备有限公司 | Self-control energy-saving haze-removing fresh air device |
| CN105157143A (en) * | 2015-08-01 | 2015-12-16 | 深圳雅达环保科技有限公司 | Multimedia air purification all-in-one machine |
| WO2017088797A1 (en) * | 2015-11-27 | 2017-06-01 | 深圳市环球博洋机电科技有限公司 | Separate temperature control fresh air air-conditioning system with double air inlet passages |
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| CN107842976A (en) * | 2017-09-30 | 2018-03-27 | 北京福兆朗风科技有限公司 | A kind of building intelligent air management system |
| CN108397854A (en) * | 2018-02-13 | 2018-08-14 | 南京达沙信息科技有限公司 | A kind of prediction of air quality system and method |
| CN112283867A (en) * | 2020-10-16 | 2021-01-29 | 海信（山东）空调有限公司 | Air conditioner and upgrading control method |
| CN112413803A (en) * | 2020-11-19 | 2021-02-26 | 广东美的制冷设备有限公司 | Air purification method, air purifier and storage medium |
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