CN205980157U - New fan with air purification function - Google Patents

New fan with air purification function Download PDF

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Publication number
CN205980157U
CN205980157U CN201620946727.3U CN201620946727U CN205980157U CN 205980157 U CN205980157 U CN 205980157U CN 201620946727 U CN201620946727 U CN 201620946727U CN 205980157 U CN205980157 U CN 205980157U
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air
fresh air
blower fan
new blower
dirt
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CN201620946727.3U
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戴保
戈进
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戴保
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Abstract

The utility model provides a new fan with air purification function, relates to air purification technical field, is equipped with first clarifier in the fresh air pipeline of this new fan, and first clarifier includes is gone into to imitate filter screen and open closed efficient filter screen among pre -filter that the export of orad new trend arranged in proper order, the open closed by the new trend. The new trend is inhaleed by new trend entry, and first clarifier is different according to new trend quality class, and that selects that pre -filter, well effect filter screen and efficient filter screen form differently filters the combination and filter the new trend, after the filtration through fresh air pipeline, send into indoorly by the new trend export at last. Simultaneously, indoor dirt air is inhaleed by the dirt air entry, and through the dirt air passageway, the last export by dirt air is discharged to outdoor, realizes air cycle. The utility model discloses new fan with air purification function can be according to the different brackets of the air of outdoor environment and settlement, and the filter screen of selecting to switch different efficiency filters the air, and selectivity intelligence is filtered, and is energy -conserving high -efficient.

Description

There is the new blower fan of air-cleaning function
Technical field
This utility model is related to technical field of air purification, has the new of air-cleaning function in particular to a kind of Blower fan.
Background technology
New blower fan is a kind of effective air cleaning facility, and it can make room air be circulated with outdoor air:One Aspect discharges outdoor the air of foul indoor, on the other hand outdoor ozone is directly inputted to interior, or room Outer ozone is input to interior after the measures such as sterilizing, filtration again, fresh to ensure that interior has all the time Clean air.New blower fan uses fresh air convection current patented technology, by autonomous air-supply and air inducing, realizes indoor air convection, from And at utmost change carry out room air displacement, in addition, the new built-in multifunctional purifying system of blower fan can ensure to get in Air cleaning and heath.Fresh air machine is broadly divided into the new blower fan of air-exhaust type and blast type new blower fan two types, can be big absolutely Install under most indoor environments, easy for installation, using comfortable, new blower fan becomes the health partner of life staying idle at home.
The structure of existing new blower fan is similar, typically all can built in purifier, for fresh air being drawn into by outdoor Fresh air in machine is filtered, then is passed into interior.Existing filter mostly is the primary efficient filter screen of monolayer, can only be to sky Gas is tentatively filtered, and filters out the larger dust granules of in the air particle diameter, when Outdoor Air Quality is poor, containing some particle diameters During less dust granules, filter is incomplete to the filtration of air, leads to the air quality being passed into interior still poor, shadow Ring indoor health.In order to ensure the filter effect to air for the filter, some filters are also had to include high efficiency particulate air, But during new fan operation, heavy-duty motor need to be used, consume big energy and just can bypass air through high efficiency particulate air, when outdoor empty When makings amount is preferable, air also has to be by high efficiency particulate air, leads to that motor operation noise is big, energy serious waste.
Utility model content
The purpose of this utility model is to provide a kind of new blower fan with air-cleaning function, and it can be according to outdoor empty The different brackets of gas, selects the drainage screen of switching different efficiency that air is filtered, selective intelligent filters, efficient energy-saving.
Embodiment of the present utility model is realized in:
A kind of new blower fan with air-cleaning function, it includes housing, and is located in housing and mutually disconnected new Wind passage and dirty wind passage, the side of housing offers fresh air inlet and dirty wind outlet, and the opposite side of housing offers fresh air and goes out Mouth and dirty wind entrance, fresh air inlet is connected by fresh air channel with fresh air outlet, and dirty wind entrance and dirt wind outlet are led to by dirty wind Road connects, and is provided with the first depurator in fresh air channel, and the first depurator includes being arranged in order from fresh air inlet to fresh air outlet Primary efficient filter screen, medium air filtration net to be opened/closed and high efficiency particulate air to be opened/closed.
In this utility model preferred embodiment, above-mentioned first depurator is arranged at fresh air channel adjacent to fresh air inlet One end.
In this utility model preferred embodiment, above-mentioned new blower fan also includes integrated circuit, and medium air filtration net is connected with Control the first motor of its opening and closing, high efficiency particulate air is connected with the second motor controlling its opening and closing, and the first motor, the second motor divide It is not connected with integrated circuit.
In this utility model preferred embodiment, in above-mentioned fresh air inlet, it is provided with air mass sensor, air quality Sensor is connected with integrated circuit.
In this utility model preferred embodiment, above-mentioned just effect filter screen is fixed in fresh air channel, medium air filtration net Opposite end and the inwall pivot joint of fresh air channel, the inwall pivot joint of the opposite end of high efficiency particulate air and fresh air channel.
In this utility model preferred embodiment, it is provided with second in one end of above-mentioned dirt wind passage neighbouring dirt wind entrance net Change device.
In this utility model preferred embodiment, above-mentioned dirt wind outlet is located at the top of fresh air inlet, and fresh air exports position In dirty wind entrance top.
In this utility model preferred embodiment, above-mentioned new blower fan also includes the heat exchanger core in housing, fresh air Passage and dirty wind passage both pass through heat exchanger core.
In this utility model preferred embodiment, above-mentioned fresh air channel is provided with fresh air adjacent to one end of fresh air inlet and becomes Frequency motor;One end of dirty wind passage neighbouring dirt wind outlet is provided with dirty wind frequency conversion motor.
In this utility model preferred embodiment, above-mentioned fresh air outlet is provided with the first grid, and dirty wind entrance is provided with Second grid.
The beneficial effect of this utility model embodiment is:
Be provided with the first depurator in the fresh air channel of this utility model embodiment, the first depurator include from fresh air inlet to Primary efficient filter screen, medium air filtration net to be opened/closed and high efficiency particulate air to be opened/closed that fresh air outlet is arranged in order.Fresh air is by new Wind entrance sucks, and the first depurator is different according to New atmosphere quality grade, selects primary efficient filter screen, medium air filtration net and high efficiency filter The different filtration combination that net is formed filter to fresh air, after filtration through fresh air channel, finally by fresh air outlet feeding room Interior.Meanwhile, indoor dirty wind is sucked by dirty wind entrance, through dirty wind passage, is finally expelled to outdoor by the outlet of dirty wind, realizes empty Gas circulates.This utility model embodiment can select the different effect of switching according to the different brackets of outdoor environment and the air of setting The drainage screen of energy filters to air, and selective intelligent filters, efficient energy-saving.
Brief description
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, below will be to use required in embodiment Accompanying drawing be briefly described it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used To obtain other related accompanying drawings according to these accompanying drawings.
A kind of structural representation of new blower fan with air-cleaning function that Fig. 1 provides for this utility model embodiment;
Fig. 2 is the structural representation at another visual angle of new blower fan shown in Fig. 1.
In figure:
The new blower fan of 100-;110- housing;120- fresh air channel;121- fresh air inlet;122- fresh air exports;130- dirt wind leads to Road;131- dirt wind entrance;132- dirt wind outlet;140- heat exchanger core;151- fresh air frequency conversion motor;152- dirt wind frequency conversion motor; 161- first grid;162- second grid;170- integrated circuit;171- first motor;172- second motor;173- air quality Sensor;180- first depurator;181- primary efficient filter screen;182- medium air filtration net;183- high efficiency particulate air;190- second is net Change device.
Specific embodiment
Purpose, technical scheme and advantage for making this utility model embodiment are clearer, new below in conjunction with this practicality Accompanying drawing in type embodiment, is clearly and completely described it is clear that being retouched to the technical scheme in this utility model embodiment The embodiment stated is a part of embodiment of this utility model, rather than whole embodiments.Generally described in accompanying drawing herein and The assembly of this utility model embodiment illustrating can be arranged with various different configurations and design.
Therefore, below requirement is not intended to limit to the detailed description of the embodiment of the present utility model providing in the accompanying drawings The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in this utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, all Belong to the scope of this utility model protection.
It should be noted that:Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then do not need it to be defined further and explains in subsequent accompanying drawing.
In description of the present utility model, it should be noted that term " on ", D score, " interior ", the orientation of the instruction such as " outward " Or position relationship is based on orientation shown in the drawings or position relationship, or usually put when this utility model product uses Orientation or position relationship, are for only for ease of description this utility model and simplify description, rather than the dress of instruction or hint indication Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this utility model Restriction.Additionally, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that instruction or hint are relatively important Property.
In addition it is also necessary to explanation in description of the present utility model, unless otherwise clearly defined and limited, term " sets Put ", should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly " being connected ", " connection " Connect;Can be to be mechanically connected or electrically connect;Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning in this utility model for the language.
Refer to shown in Fig. 1 and Fig. 2, the present embodiment provides a kind of new blower fan 100 with air-cleaning function, and it includes Housing 110, and be located in housing 110 and mutually disconnected fresh air channel 120 and dirty wind passage 130, the side of housing 110 Offer fresh air inlet 121 and dirty wind outlet 132, the opposite side of housing 110 offers fresh air outlet 122 and dirty wind entrance 131, Fresh air inlet 121 is connected by fresh air channel 120 with fresh air outlet 122, and dirty wind is passed through in dirty wind entrance 131 and dirty wind outlet 132 Passage 130 connects.Fresh air channel 120 is provided with fresh air frequency conversion motor 151 adjacent to one end of fresh air inlet 121, for by outdoor Ozone (fresh air) is drawn in fresh air channel 120;Dirty wind passage 130 is provided with dirt adjacent to one end of dirt wind outlet 132 Wind frequency conversion motor 152, for being drawn into the air (dirty wind) of foul indoor in dirty wind passage 130.New blower fan 100 is installed on After wall, fresh air inlet 121 and dirty wind outlet 132 are located at the neighbouring outdoor side of wall, and connect with outdoor, and fresh air exports 122 are located at the neighbouring indoor side of wall with dirty wind entrance 131, and connect with indoor.Outdoor fresh air is inhaled by fresh air inlet 121 Enter, through fresh air channel 120, finally sent into by fresh air outlet 122 indoor, indoor dirt wind is sucked by dirty wind entrance 131, through dirt Wind passage 130, finally drains into outdoor by dirty wind outlet 132, realizes air circulation, fresh to ensure that interior has all the time Air.
In the present embodiment, fresh air outlet 122 is provided with the first grid 161, can prevent the lightweight thing of outdoor from entering with fresh air Interior, dirty wind entrance 131 is provided with the second grid 162, can prevent the lightweight thing of interior from discharging with dirty wind.Meanwhile, the first grid 161 and second grid 162 also can room ensure install new blower fan 100 after aesthetic property.In order to prevent the mosquito of outdoor through new Wind entrance 121 gets in, and fresh air inlet 121 is equiped with fly net.Meanwhile, in order to prevent the weather in blowing and raining, rainwater Enter fresh air inlet 121, therefore nor'wester is set in fresh air inlet 121.
In the present embodiment, new blower fan 100 also includes the heat exchanger core 140 in housing 110, fresh air channel 120 and dirt Wind passage 130 both passes through heat exchanger core 140.This is to make full use of the energy in fresh air or dirty wind, fresh air channel 120, dirt Wind passage 130 and heat exchanger core 140 collectively constitute total-heat exchanger, and total-heat exchanger operation principle is:Indoor dirt wind and outdoor Fresh air is when orthogonal thereto fork mode flows through heat exchanger core 140 respectively, because splitter plate two sidewind has the temperature difference and steam Difference of partial pressure, assumes heat and mass phenomenon when two strands of air-flows are by demarcation strip, causes Total heat exchange process.During summer operation, fresh air Obtain cold from indoor dirty wind (air conditioning air exhaust after the indoor process through air conditioning system), so that temperature is reduced, air-dried by dirt dry simultaneously, Fresh air water capacity is made to reduce;During winter operation, fresh air obtains from indoor dirt wind (air conditioning air exhaust after the indoor process through air conditioning system) Obtain heat, temperature raises.So, by the entirely hot heat transfer process of heat exchanger core 140, fresh air is allowed to recover energy from dirty wind.
In the present embodiment, fresh air outlet 122 is located above dirty wind entrance 131, and specifically, fresh air outlet 122 is located at housing 110 top surface discharges fresh air towards indoor top, and dirty wind entrance 131 is located at the bottom surface of housing 110, and the dirty wind of indoor bottom is inhaled Enter, make fresh air get in top by fresh air outlet 122, be then lowered into indoor bottom, by dirty wind outlet 132 discharge, to protect The indoor formation circulated air of card.Unobstructed in order to ensure fresh air channel 120 and dirty wind passage 130, fresh air channel 120 and dirty wind passage 130 is all linear, and meanwhile, fresh air channel 120 and dirty wind passage 130 intersect, to carry out heat exchange, fresh air channel 120 one end new Wind outlet 122 has been positioned at the dirty wind entrance 131 of dirty wind passage 130 one end, and therefore, the dirty wind of dirty wind passage 130 other end goes out Mouth 132 is located at the top of the fresh air inlet 121 of fresh air channel 120 other end, and specifically, dirty wind exports 132 and fresh air inlet 121 On the same side of housing 110, and distance between the two is as big as possible, will not be again through fresh air with the dirty wind ensureing discharge Machine 100 gets in, and meanwhile, the distance between fresh air outlet 122 and dirty wind entrance 131 are also sufficient for big, to ensure Interior Space Gas range of DO is big.
In the present embodiment, in fresh air channel 120, it is provided with the first depurator 180, be in order to avoid outdoor air quality too Difference, is directly sucked in interior, not only will not improve IAQ (indoor air quality), run counter to desire on the contrary and reduce IAQ (indoor air quality).First Depurator 180 is used for for fresh air carrying out purified treatment, after meeting healthy air standard, resorbs interior.In the present embodiment, first Depurator 180 is arranged at fresh air channel 120 one end adjacent to fresh air inlet 121, takes the lead in carrying out filtration treatment to the fresh air sucking, The dust granules in fresh air can be avoided to be attached in fresh air channel 120.Specifically, the first depurator 180 is included by fresh air inlet 121 primary efficient filter screen 181, medium air filtration net 182 to be opened/closed and the efficient mistakes to be opened/closed being arranged in order to fresh air outlet 122 Filter screen 183, their mounting structure is:Just effect filter screen is fixed in fresh air channel 120, the opposite end of medium air filtration net 182 With the inwall pivot joint of fresh air channel 120, realize rotary opening closing, the opposite end of high efficiency particulate air 183 is interior with fresh air channel 120 Wall pivot joint, realizes rotary opening closing.Primary efficient filter screen 181 is mainly used in filtering more than 5 μm of dust granules, medium air filtration net 182 It is mainly used in filtering 0.3~5 μm of dust granules, high efficiency particulate air 183 is mainly used in filtering 0.1~0.3 μm of dust granules. High efficiency particulate air 183 can be selected for ULPA filter screen or HEPA filter screen.ULPA(Ultra Low Penetration Air Filter), full name is ultra high efficiency air filter, or claims ultralow penetrance air filter, to 0.1~0.2 μm of microgranule, cigarette The filter efficiency of the dust particle such as mist and microorganism reaches more than 99.999%.HEPA(High efficiency Particulate air Filter), high efficiency particle air filter, reach the drainage screen of HEPA standard, for 0.1~0.3 μm Effective percentage reaches 99.7%.When outdoor fresh air quality is preferable, predominantly more than 5 μm of dust granules in fresh air, then imitate in opening Drainage screen 182 and high efficiency particulate air 183, during new blower fan 100 work, consuming less energy can make fresh air pass through primarily efficient filter Net 181 is fully filtered, and is then got in by fresh air channel 120;When outdoor fresh air FAQ, in fresh air predominantly More than 0.3 μm of dust granules, then close medium air filtration net 182, opens high efficiency particulate air 183, during new blower fan 100 work, disappears Consuming medium energy makes that fresh air passes sequentially through primary efficient filter screen 181, medium air filtration net 182 is fully filtered, and then passes through new Wind passage 120 gets in;When outdoor fresh air is second-rate, then close medium air filtration net 182 and high efficiency particulate air 183, fresh air During machine 100 work, consuming more energy makes fresh air pass sequentially through primary efficient filter screen 181, medium air filtration net 182 and high efficiency filter Net 183 is fully filtered, and is then got in by fresh air channel 120.Different according to the grade of fresh air, select drainage screen Various combination filters to air, good filtration effect, it is to avoid energy dissipation.
In the present embodiment, dirty wind passage 130 is provided with the second depurator 190 in one end of dirt wind entrance 131, and second is net Change device 190 and be preferably roughing efficiency air filter.Arranging the second depurator 190 is in order to avoid indoor air quality is too poor, directly arranges Enter outdoor and affect Outdoor Air Quality, dirty wind can be carried out purified treatment by the second depurator 190, meet atmospheric emission standard Afterwards, it is then exhausted to outdoor.
In the present embodiment, new blower fan 100 also includes integrated circuit 170, is provided with air mass sensor in fresh air inlet 121 173, medium air filtration net 182 is connected with the first motor 171 controlling its opening and closing, and high efficiency particulate air 183 is connected with its opening and closing of control The second motor 172, the first motor 171, the second motor 172 and air mass sensor 173 are respectively with integrated circuit 170 even Connect.Air mass sensor 173 can be classified to New atmosphere quality:Preferably, medium, poor Three Estate, and by air quality Level signal is passed to integrated circuit 170 and is processed, and according to New atmosphere quality grade, transmission of control signals gives the to integrated circuit 170 One motor 171, the second motor 172, the first motor 171 controls the opening and closing of medium air filtration net 182, the second motor according to control signal 172 control the opening and closing of high efficiency particulate air 183 according to signal, realize the Based Intelligent Control to air cleaning.
Operation principle referring to the new blower fan 100 shown in Fig. 1 and Fig. 2, with air-cleaning function is:
Fresh air inlet 121, in the presence of fresh air frequency conversion motor 151, outdoor fresh air is sucked, air mass sensor 173 New atmosphere quality is classified:Preferably, medium or poor, and air quality grade signal is passed at integrated circuit 170 Reason, integrated circuit 170 gives the first motor 171, the second motor 172, the first motor according to New atmosphere quality grade, transmission of control signals 171 control the opening and closing of medium air filtration net 182 according to control signal, and the second motor 172 controls high efficiency particulate air 183 according to signal Opening and closing, specially:When outdoor fresh air quality is preferable, the first motor 171 controls medium air filtration net 182 to open, the second motor 172 High efficiency particulate air 183 is controlled to open, fresh air is fully filtered by primary efficient filter screen 181;When outdoor fresh air FAQ, First motor 171 controls medium air filtration net 182 to cut out, and the second motor 172 controls high efficiency particulate air 183 to open, and fresh air is led to successively Cross primary efficient filter screen 181, medium air filtration net 182 is fully filtered;When outdoor fresh air is second-rate, the first motor 171 is controlled Medium air filtration net 182 processed is closed, and the second motor 172 controls high efficiency particulate air 183 to cut out, and fresh air passes sequentially through primary efficient filter screen 181st, medium air filtration net 182 and high efficiency particulate air 183 are fully filtered, and realize the Based Intelligent Control to air cleaning.Through Fresh air after one depurator 180 purifies reaches healthy air standard, then through fresh air channel 120, is finally sent by fresh air outlet 122 Enter indoor top.Meanwhile, dirty wind entrance 131, in the presence of dirty wind frequency conversion motor 152, the dirty wind of indoor bottom is sucked, warp Cross the roughing efficiency air filter purified treatment of the second depurator 190, after reaching atmospheric emission standard, then pass through dirty wind passage 130, finally Outdoor is expelled to by dirty wind outlet 132, the arrow of in figure represents fresh air, the flow path of dirty wind.Pass through fresh air channel in fresh air 120, during dirty wind passes through dirty wind passage 130, in the presence of heat exchanger core 140, fresh air is from dirty wind for fresh air and dirty wind Recover energy heated up or cooling process after, enter back into interior.
In sum, this utility model there is the fresh air machine of air-cleaning function can be according to the sky of outdoor environment and setting The different brackets of gas, selects the drainage screen of switching different efficiency that air is filtered, selective intelligent filters, efficient energy-saving.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this For the technical staff in field, this utility model can have various modifications and variations.All of the present utility model spirit and principle Within, any modification, equivalent substitution and improvement made etc., should be included within protection domain of the present utility model.

Claims (10)

1. a kind of new blower fan with air-cleaning function is it is characterised in that it includes housing, and be located in described housing, And mutually disconnected fresh air channel and dirty wind passage, the side of described housing offers fresh air inlet and dirty wind outlet, described shell The opposite side of body offers fresh air outlet and dirty wind entrance, and described fresh air inlet and described fresh air export by described fresh air channel Connection, described dirt wind entrance and described dirt wind outlet, by described dirt wind channel connection, are provided with first in described fresh air channel net Change device, described first depurator includes being exported the primary efficient filter screen being arranged in order, can opening to described fresh air from described fresh air inlet The medium air filtration net closing and high efficiency particulate air to be opened/closed.
2. the new blower fan with air-cleaning function according to claim 1 is it is characterised in that described first depurator sets It is placed in described fresh air channel one end adjacent to described fresh air inlet.
3. the new blower fan with air-cleaning function according to claim 1 is it is characterised in that described new blower fan also includes Integrated circuit, described medium air filtration net is connected with the first motor controlling its opening and closing, and described high efficiency particulate air is connected with and controls it Second motor of opening and closing, described first motor, described second motor are connected with described integrated circuit respectively.
4. the new blower fan with air-cleaning function according to claim 3 is it is characterised in that set in described fresh air inlet There is air mass sensor, described air mass sensor is connected with described integrated circuit.
5. the new blower fan with air-cleaning function according to claim 1 is it is characterised in that described just effect filter screen is fixed In described fresh air channel, the opposite end of described medium air filtration net and the inwall pivot joint of described fresh air channel, described efficient mistake The opposite end of filter screen and the inwall pivot joint of described fresh air channel.
6. the new blower fan with air-cleaning function according to claim 1 is it is characterised in that described dirt wind passage is neighbouring It is provided with the second depurator in one end of described dirt wind entrance.
7. the new blower fan with air-cleaning function according to claim 1 is it is characterised in that described dirt wind outlet is located at The top of described fresh air inlet, described fresh air outlet is located at described dirt wind entrance top.
8. the new blower fan with air-cleaning function according to claim 1 is it is characterised in that described new blower fan also includes Heat exchanger core in described housing, described fresh air channel and described dirt wind passage both pass through described heat exchanger core.
9. the new blower fan with air-cleaning function according to claim 1 is it is characterised in that described fresh air channel is neighbouring One end of described fresh air inlet is provided with fresh air frequency conversion motor;One end that described dirt wind passage exports adjacent to described dirt wind is provided with Dirty wind frequency conversion motor.
10. the new blower fan with air-cleaning function according to any one of claim 1 to 9 is it is characterised in that described Fresh air outlet is provided with the first grid, and described dirt wind entrance is provided with the second grid.
CN201620946727.3U 2016-08-25 2016-08-25 New fan with air purification function Active CN205980157U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107166693A (en) * 2017-06-15 2017-09-15 山东鑫友环保设备有限公司 A kind of indoor and outdoor air optimal change device
CN107842972A (en) * 2017-11-07 2018-03-27 中国地质大学(武汉) Air purifier based on NB IOT
CN109268973A (en) * 2018-10-12 2019-01-25 珠海格力电器股份有限公司 Control method, device, equipment, clarifier and the storage medium of air purifier

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107166693A (en) * 2017-06-15 2017-09-15 山东鑫友环保设备有限公司 A kind of indoor and outdoor air optimal change device
CN107842972A (en) * 2017-11-07 2018-03-27 中国地质大学(武汉) Air purifier based on NB IOT
CN109268973A (en) * 2018-10-12 2019-01-25 珠海格力电器股份有限公司 Control method, device, equipment, clarifier and the storage medium of air purifier

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