CN110500674A - A kind of indoor healthy air system - Google Patents

A kind of indoor healthy air system Download PDF

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Publication number
CN110500674A
CN110500674A CN201910901908.2A CN201910901908A CN110500674A CN 110500674 A CN110500674 A CN 110500674A CN 201910901908 A CN201910901908 A CN 201910901908A CN 110500674 A CN110500674 A CN 110500674A
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CN
China
Prior art keywords
air
indoor
room
outdoor
physics
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Pending
Application number
CN201910901908.2A
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Chinese (zh)
Inventor
张仁祥
张廷嘉
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Shenzhen Jiawei Emerging Technology Co ltd
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Individual
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Priority to CN201910901908.2A priority Critical patent/CN110500674A/en
Publication of CN110500674A publication Critical patent/CN110500674A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/64Electronic processing using pre-stored data
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-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
    • F24F3/12Air-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
    • F24F3/16Air-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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/007Ventilation with forced flow
    • F24F7/013Ventilation with forced flow using wall or window fans, displacing air through the wall or window
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, 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
    • F24F8/108Treatment, 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 using dry filter elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/30Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ionisation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/50Air quality properties
    • F24F2110/64Airborne particle content
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/50Air quality properties
    • F24F2110/65Concentration of specific substances or contaminants
    • F24F2110/76Oxygen

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Air Conditioning Control Device (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

The invention discloses a kind of indoor healthy air systems, comprising: crosspoint, indoor air environment management optimization unit, room air physics equalizing equipment and user detecting apparatus is isolated in indoor and outdoor air;Wherein, the indoor and outdoor isolation crosspoint, indoor air environment management optimization unit, room air physics equalizing equipment are individually run.The present invention constitutes a complete system in the form of multimachine structure matches, each mechanism can isolated operation, increase various practicability of the invention, will not be influenced because of environment, and all mechanisms are operated using common household electrical appliance, reduce cost;By using cores air cleaning facilities such as medical-type oxygen anion generator, quantum oxygen anion generators, air cleaning, effect of optimization is made to reach high standards.The present invention has the characteristics that practical, functional height, clean-up effect are superior, at low cost.

Description

A kind of indoor healthy air system
Technical field
The present invention relates to indoor air purification fields and family healthcare technical field, more particularly to a kind of Indoor healthy air system.
Background technique
China belongs to heavily polluted area in the global haze centered on 30 degree of north latitude, the contaminated zone PM2.5, China.It is existing The old pattern technology of passive dust removal by filtration air cleaning and its most air purifiers having, in face of severe air pollution Seem helpless, it may be said that be inefficiency, speed is slow, dedusting is not clean, when consumption energy consumption, and PM2.5 or less endangered The fine grained of health is helpless.Noise and secondary pollution, which will form, more to be seriously endangered.The air quality indexes of processing result without Method reaches international, country's PM2.5 limit value high standards.Fresh air quality index is also unable to reach negative oxygen ion concentration 1000-1500ions/cm3Index request.Atmosphere joint committee, League of Nations announces: people survives substantially needs about 130 daily Hundred million negative oxygen ions, and our room, office, the environment such as public place of entertainment, can only provide about 1~2,000,000,000 for each person every day. Negative oxygen ion concentration reaches 1000-2000/cm in air3, the primary demand of health existence could be maintained.It can be seen that working as forefathers It is very rare that class faces air negative oxgyen ion, is difficult to supplement.
In recent years the fresh air system occurred proposes artificially to be exchanged outdoor and room air, i.e., constantly outdoor air It is slightly filtered through air blower using filtering material and is sent into interior, then room air is passed through exhaust fan, outdoor is discharged.Think this Sample can be such that room air is purified and people is made to obtain so-called " fresh breeze ".It is practiced by many years, the effect is unsatisfactory, no The pure and fresh degree of air can be improved, negative aeroion only the more can do the more few, have no measure increase.In the area of serious haze pollution Domain, and it is undesirable, it only psychologically allows people to feel indoor and has replaced outdoor good air.
Conventional air cleaners and fresh air system are all to realize pure air as target, but pure air is not etc. In healthy air, pure air+enough air negative oxgyen ion=healthy airs!
Therefore, how a kind of not only good air purification effect is provided, but also is capable of providing the sky for largely having negative oxygen ion The problem of gas system is those skilled in the art's urgent need to resolve.
Summary of the invention
In view of this, the present invention provides a kind of not only good air purification effects, but also it is capable of providing largely and has negative oxygen A kind of indoor healthy air system of ion.
To achieve the above object, the present invention provides the following technical solutions, and specifically includes that indoor and outdoor air isolation exchange is single Member, indoor air environment management optimization unit, room air physics equalizing equipment and user detecting apparatus;Wherein, the interior Outer isolation crosspoint, indoor air environment management optimization unit, room air physics equalizing equipment are individually run.
Preferably, in a kind of above-mentioned indoor healthy air system, the indoor and outdoor air isolation crosspoint includes: to occupy Room door and window, transom, exhaust outlet;The transom is constituted using screen window grid, cotton gauze and coarse filtration HEPA;Wherein, two sides are set Have and be equipped with coarse filtration HEPA among screen window grid, cotton gauze is equipped between the screen window grid and coarse filtration HEPA;The exhaust outlet It is fixed on lower section wall by swell fixture, centre is equipped with flabellum, and both ends are equipped with steel wire, and are equipped with metal in flabellum air inlet Fixed plate.
Preferably, in a kind of above-mentioned indoor healthy air system, the indoor air environment management optimization unit includes Medical-type oxygen anion generator, quantum oxygen anion generator.
Preferably, in a kind of above-mentioned indoor healthy air system, the room air physics equalizing equipment be air-conditioning and Humidifier.
Preferably, in a kind of above-mentioned indoor healthy air system, the user detecting apparatus includes: anion test Instrument, PM2.5 test table.
It can be seen via above technical scheme that compared with prior art, it is empty that the present disclosure provides a kind of indoor healthies Gas system;The present invention constitutes a complete system in the form of multimachine structure matches, each mechanism can isolated operation, increase Various practicability of the invention, will not influence because of environment, and all mechanisms are operated using common household electrical appliance, drop Low cost;By using oxygen anion generator, etc. air cleaning facilities, make air purification effect more preferably.Make the present invention have it is practical, Functional feature high, clean-up effect is superior, at low cost.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis The attached drawing of offer obtains other attached drawings.
Fig. 1 attached drawing is the working principle of the invention schematic diagram.
Fig. 2 attached drawing is schematic diagram of internal structure of the invention.
Fig. 3 attached drawing is transom installation effect figure of the invention.
Fig. 4 attached drawing is transom structural schematic diagram of the invention.
Fig. 5 attached drawing is transom using state structure diagram of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Attached drawing 1-5 is please referred to, is a kind of indoor healthy air system disclosed by the invention.
The present invention specifically includes that crosspoint 1, indoor air environment management optimization unit 2, room is isolated in indoor and outdoor air Interior air physical equalizing equipment 3 and user detecting apparatus 4;Wherein, crosspoint 1, indoor air environment is isolated in the indoor and outdoor Management optimization unit 2, room air physics equalizing equipment 3 are individually run.
In order to further optimize the above technical scheme, indoor and outdoor air isolation crosspoint 1 include: room door and window 13, thoroughly Transom window 11, exhaust outlet 12;The transom 11 is constituted using screen window grid 111, cotton gauze 112 and coarse filtration HEPA 113;Wherein, Two sides, which are equipped among screen window grid 111, is equipped with coarse filtration HEPA 113, sets between the screen window grid 111 and coarse filtration HEPA 113 There is cotton gauze 112;The exhaust outlet 12 is fixed on lower section wall by swell fixture, and centre is equipped with flabellum 121, and both ends are equipped with steel Silk screen 122, and it is equipped with metal fixing plate 123 in 121 air inlet of flabellum, it when people occupies, closes the doors and windows, reduces outdoor PM2.5 etc. Grain object largely enters the room, and carries out air circulation by transom and exhaust outlet, realizes indoor and outdoor air isolation and exchange.
In order to further optimize the above technical scheme, indoor air environment management optimization unit 2 includes medical-type oxygen anion generator 21, quantum oxygen anion generator 22;The high yields high-energy negative oxygen ion function such as quantum oxygen anion generator 22 generates the high energy negative oxygen ion of magnanimity, PM2.5 one kind particulate matter in air is actively arrested outside machine and settles ground, is realized and efficiently, quickly, thoroughly, without dead angle is removed haze and disinfection Sterilization, makes interior space PM2.5 index reach high standards.At the same time, room air negative oxygen ion is largely supplemented, is made Indoor air is pure and fresh, and indoor occupant can obtain enough negative oxygen ion intakes, meets health existence and requires.
In order to further optimize the above technical scheme, room air physics equalizing equipment 3 is air-conditioning 31 and humidifier 32.Benefit With the conventional household electrical appliances such as the existing air-conditioning 31 of family, fan, humidifier 32, adjustable indoor air temperature, humidity, air-flow are micro- to be followed Ring increases the comfort level of room air.
In order to further optimize the above technical scheme, user detecting apparatus includes 4: anion test instrument 41, PM2.5 test Table 42;Since system one reaches the healthy air index of user demand after debugging, can long-term work, provided for user indoor strong Health air, while energy saving is noiseless and secondary pollution, is equipped to user's Simple portable PM2.5 test table 42 and negative oxygen Ion tester 41 facilitates user to understand system working condition at any time, judges whether indoor healthy air meets the requirements.
In order to further optimize the above technical scheme, it in the environment poor for doors and windows sealing, is leaned in living-room window Upper eminence part, reequip a transom 11, can permanent Opening Ventilation, because the purpose of its material be stop, be isolated a large amount of micronic dusts, Pollutant enters the room, therefore window areas should not be too large, and is able to satisfy indoor and outdoor air exchange;Interior wall leans on ground indoors Lower is arranged blower exhaust outlet 31, is vented outwards using small-power low noise 100-150 mm in size axial flow blower, purpose It is the exhaust gas such as the biggish carbon dioxide of indoor density to be discharged to outdoor, and indoor and outdoor air is made to form On Fluctuations circulation, exhaust Mouth 31 will also install coarse strainer and protection grid additional.
In order to further optimize the above technical scheme, in environment preferable for doors and windows sealing, allow the row of being not provided with The method of port 31 and transom 11, indoor and outdoor pollution isolation and indoor and outdoor air exchange can take following method: close door After window, indoor and outdoor air exchange is carried out using air-conditioning, the preferably small air quantity short time carries out;It opens within 1-6 times each 3-6 minutes daily Window ventilation, or the one very little opening ventilation of fixed open window.Since most room door and windows 13 are not absolute tightness, Indoor and outdoor air isolation and exchange system rely primarily on existing room door and window 13 and carry out, and do not increase user and use equipment cost.
In order to further optimize the above technical scheme, quantum oxygen anion generator 22 and medical oxygen anion generator 21 are equipped with lighting installation, To beautify space and save space.
In order to further optimize the above technical scheme, door and window is required to close when indoor and outdoor air isolation crosspoint 1 works, Transom 11 is air intake window, and exhaust outlet 12 is the gas outlet of the exhaust gas such as the unidirectional carbon dioxide of discharge outward.
In order to further optimize the above technical scheme, indoor air environment management optimization unit 2 is core work part, main Magnanimity high-energy anion is provided, except haze, sterilization, keeps PM2.5 up to standard, and keep space negative ion concentration up to standard, guarantees to provide To the negative ion amount of people daily basic 13,000,000,000 or more.In configuration, for one family, room between having mostly, every room is all It is equipped with ceiling installation class oxygen anion generator, but medical-type oxygen anion generator, just not instead of every Fang Peibei, by family's outfit 1-2 platform, For health care, treatment.
In order to further optimize the above technical scheme, user can detecte at any time for user detecting apparatus 4 Whether system is working properly, if reaches scheduled PM2.5 and negative oxygen ion index.
In order to further optimize the above technical scheme, indoor healthy air system may be implemented:
1. the micronic dust of room air, gray haze index: the fine particle content i.e. in air, in terms of PM2.5, PM2.5:0~ 35μg/m3(Chinese primary standard) or the μ of PM2.5:0~12 g/m3(U.S.'s primary standard).
2. realizing negative oxygen ion concentration >=1000~1500ions/cm in room3, meet 13,000,000,000 air for each person every day Negative oxygen ion demand.
3. rehabilitation area is reached with negative oxygen ion concentration: a. >=5 × 105ions/cm3
b.≥5×106ions/cm3~3 × 107ions/cm3
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part It is bright.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest scope of cause.

Claims (5)

1. a kind of indoor healthy air system, which is characterized in that specifically include that indoor and outdoor air isolation crosspoint (1), interior Air environment management optimization unit (2), room air physics equalizing equipment (3) and user detecting apparatus (4);Wherein, the room Inside and outside isolation crosspoint (1), indoor air environment management optimization unit (2), room air physics equalizing equipment (3) are single respectively Solely operation.
2. a kind of indoor healthy air system according to claim 1, which is characterized in that the indoor and outdoor air isolation is handed over Changing unit (1) includes: the room door and window (13) that indoor and outdoor air is isolated, transom (11), exhaust outlet (12);The transom (11) it is constituted using screen window grid (111), cotton gauze (112) and coarse filtration HEPA (113);Wherein, two sides are equipped with screen window grid (111) intermediate to be equipped with coarse filtration HEPA (114), cotton gauze is equipped between the screen window grid (111) and coarse filtration HEPA (113) (112);The exhaust outlet (12) is fixed on lower section wall by swell fixture, and centre is equipped with flabellum (121), and both ends are equipped with steel wire Net (122), and metal fixing plate (123) are equipped in flabellum (121) air inlet.
3. a kind of indoor healthy air system according to claim 1, which is characterized in that the indoor air environment is administered Optimizing unit (2) includes medical-type oxygen anion generator (21), quantum oxygen anion generator (22).
4. a kind of indoor healthy air system according to claim 1, which is characterized in that the room air physics is balanced Equipment (3) is air-conditioning (31) and the common household electrical appliances such as humidifier (32) and home interior Portable fan.
5. a kind of indoor healthy air system according to claim 1, which is characterized in that the user detecting apparatus (4) It include: anion test instrument (41), PM2.5 test table (42).
CN201910901908.2A 2019-09-24 2019-09-24 A kind of indoor healthy air system Pending CN110500674A (en)

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Application Number Priority Date Filing Date Title
CN201910901908.2A CN110500674A (en) 2019-09-24 2019-09-24 A kind of indoor healthy air system

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111536622A (en) * 2020-05-18 2020-08-14 大连彼姆科技有限公司 Indoor space epidemic prevention treatment method and system
CN111536624A (en) * 2020-05-18 2020-08-14 大连彼姆科技有限公司 Internal environment epidemic prevention processing method and system
CN111536623A (en) * 2020-05-18 2020-08-14 大连彼姆科技有限公司 Indoor environment epidemic prevention treatment method and system
CN111550880A (en) * 2020-05-18 2020-08-18 大连彼姆科技有限公司 Epidemic prevention treatment method and system

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Publication number Priority date Publication date Assignee Title
JP2005207078A (en) * 2004-01-21 2005-08-04 Ricoh Elemex Corp Smoking booth and air cleaning method
JP2006046684A (en) * 2004-07-30 2006-02-16 Sekisui House Ltd Pollen exhaustion system of building
CN203771619U (en) * 2013-11-27 2014-08-13 中国建筑科学研究院 Non-pipeline type bidirectional fresh air system
CN104976742A (en) * 2014-04-02 2015-10-14 艾莉卡股份公司 EXHAUST VENTILATION DEVICE AND METHOD for controlling environmental parameters of a room
CN105605720A (en) * 2016-02-24 2016-05-25 南京长江都市建筑设计股份有限公司 Low-energy-consumption building matching device with automatic haze removal function
CN105888516A (en) * 2016-05-17 2016-08-24 山东大学 Multifunctional anti-haze carbon fiber screen window
CN106642492A (en) * 2017-01-09 2017-05-10 王黎 Room type air filter
CN209386445U (en) * 2018-10-25 2019-09-13 浙江亿东环保科技有限公司 A kind of quantum oxygen anion generator and indoor healthy air system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005207078A (en) * 2004-01-21 2005-08-04 Ricoh Elemex Corp Smoking booth and air cleaning method
JP2006046684A (en) * 2004-07-30 2006-02-16 Sekisui House Ltd Pollen exhaustion system of building
CN203771619U (en) * 2013-11-27 2014-08-13 中国建筑科学研究院 Non-pipeline type bidirectional fresh air system
CN104976742A (en) * 2014-04-02 2015-10-14 艾莉卡股份公司 EXHAUST VENTILATION DEVICE AND METHOD for controlling environmental parameters of a room
CN105605720A (en) * 2016-02-24 2016-05-25 南京长江都市建筑设计股份有限公司 Low-energy-consumption building matching device with automatic haze removal function
CN105888516A (en) * 2016-05-17 2016-08-24 山东大学 Multifunctional anti-haze carbon fiber screen window
CN106642492A (en) * 2017-01-09 2017-05-10 王黎 Room type air filter
CN209386445U (en) * 2018-10-25 2019-09-13 浙江亿东环保科技有限公司 A kind of quantum oxygen anion generator and indoor healthy air system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111536622A (en) * 2020-05-18 2020-08-14 大连彼姆科技有限公司 Indoor space epidemic prevention treatment method and system
CN111536624A (en) * 2020-05-18 2020-08-14 大连彼姆科技有限公司 Internal environment epidemic prevention processing method and system
CN111536623A (en) * 2020-05-18 2020-08-14 大连彼姆科技有限公司 Indoor environment epidemic prevention treatment method and system
CN111550880A (en) * 2020-05-18 2020-08-18 大连彼姆科技有限公司 Epidemic prevention treatment method and system

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