CN206131201U - Indoor new trend purifies breather - Google Patents
Indoor new trend purifies breather Download PDFInfo
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- CN206131201U CN206131201U CN201621053426.4U CN201621053426U CN206131201U CN 206131201 U CN206131201 U CN 206131201U CN 201621053426 U CN201621053426 U CN 201621053426U CN 206131201 U CN206131201 U CN 206131201U
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Abstract
The utility model discloses an indoor new trend purifies breather, including the casing, the inside from bottom to top of casing has set gradually power and control module, fan, full heat exchanger, negative ion purification unit, electret filter screen, high -efficient filter screen, catalytic decomposition unit and new trend export, the fan is provided with the baffle between the two including the new trend fan that sets up side by side and the fan of airing exhaust. The utility model discloses based on filter unit, negative ion purification unit, catalytic decomposition modular construction, remove particle thing, gaseous pollutant have the disinfecting action of disinfecting simultaneously, effectively the outer air of introducing of clean room. In addition, the device has set up the multi -wind way, and convenience of customers selects according to outdoor air conditioning and own needs, but and the the device multimachine ally oneself with usefulness, the very big life that has made things convenient for people.
Description
Technical field
This utility model is related to VMC (Ventilation Mechanical Control System) field, and more particularly to a kind of indoor fresh air purifies air interchanger.
Background technology
In recent years, whole Eastern China, middle part haze take place frequently, and air quality is presented falling tendency, the interior thus caused
Air quality problems are also more and more.The factors such as indoor hardware fitting, cosmetics of everyday use, combustion product and human activity also can cause
The deterioration of IAQ (indoor air quality), the prevalence for thus causing increases year by year, and indoor environment problem is increasingly subject to people's attention.
Further, since now many architectural designs are unreasonable, cause the ventilation such as many resident rooms, market, hotel, office space not smooth,
Thus many indoor air quality issues and the life to people is caused to make troubles.Indoor pollutant is broadly divided into inhalable
The microorganisms such as particulate matter, volatile organic contaminant, bacterial viruses, can cause sick building syndrome, respiratory tract disease, trachea
The diseases such as inflammation, pneumonia, leukemia, cancer.Documents and materials show, the excess that the disease that China is caused every year by indoor pollution is caused
Death toll up to 11.1 ten thousand people, excess emergency treatment number up to 4,300,000 times, excess outpatient service number 220,000 times, various examples and data display room
Interior pollution control is very urgent.
Air purifier in the market is mainly using filtering technique, anion technology, active carbon adsorption technology and quiet
Electrostatic precipitation technology, these technologies can remove indoor section particulate matter and gaseous contaminant, but air purifier can only be to interior
Air is circulated purification, it is impossible to introduce outdoor fresh air, of long duration to be easily caused that indoor oxygen content is not enough, CO2Contain
Amount increases, and causes the sense of discomfort of people, and little to the pollutant effect of the volatilization for a long time such as formaldehyde in finishing material.Based on this,
Start VMC (Ventilation Mechanical Control System) device occur on the market.VMC (Ventilation Mechanical Control System) can by outdoor air through filtering, after sterilization by fresh air
Interior is sent into, while indoor undeliverable air is discharged.On the one hand indoor CO can be reduced2Content, plays oxygen supplement effect；It is another
Face can purify to the air for getting in, and improve IAQ (indoor air quality).But VMC (Ventilation Mechanical Control System) at present on the market is main
There are problems that following：(1) many wall-mounted VMC (Ventilation Mechanical Control System) effectively can not discharge foul indoor air；(2) some
VMC (Ventilation Mechanical Control System) can only draw fresh air from outdoor, it is impossible to carry out indoor circulation purification；(3) current VMC (Ventilation Mechanical Control System) is all not provided with substantially
Directly draw the air channel (, divulge information not smooth building good suitable for Outdoor Air Quality) of outdoor air without filtration.
Utility model content
The purpose of this utility model is to provide a kind of indoor fresh air to purify air interchanger, to solve above-mentioned technical problem.
The device is based on filter element, anion unit, catalyst unit structure, can simultaneously remove particulate matter, gaseous contaminant, while tool
There is sterilizing to act on, can effectively purify the air of outdoor introducing.In addition, the device is provided with multiple duct, facilitate user according to
Outdoor air situation and oneself need being selected, and increased the passage for directly drawing fresh air, it is possible to reduce filter screen is lost, and increases
Plus filter screen service life, cost is reduced, greatly facilitate the life of people.The device can multimachine combination.
To reach above-mentioned purpose, this utility model is adopted the following technical scheme that：
A kind of indoor fresh air purifies air interchanger, including housing, and enclosure interior is disposed with from bottom to top power supply and control
Molding block, blower fan, total-heat exchanger, anion fine-purification unit, electret filter screen, efficient filter, catalytic decomposition unit and fresh air
Outlet；Blower fan includes fresh-air fan and the exhaust fan being arranged side by side, and dividing plate is provided between the two.
Further, housing is surrounded by front panel, rear board, left cover, right cover plate, top panel and base plate and constituted.
Further, the 7th valve is provided with dividing plate；Power supply and control module are arranged between exhaust fan and base plate；
Fresh inlet is arranged in the left cover lower end at fresh-air fan, and the second valve is provided with fresh inlet；Air draft import sets
Put in the right cover plate lower end at exhaust fan, the 3rd valve is provided with air draft import；First exhaust outlet and the second air draft
Mouth is separately positioned on the left cover at total-heat exchanger and right cover plate, and the 4th valve is provided with the first exhaust outlet, the
The 5th valve is provided with two exhaust outlets；The first valve and are symmetrically arranged between total-heat exchanger and anion fine-purification unit
Six valves.
Further, fresh inlet is located at side in housing and is provided with the first prefiltering net and just effect filter screen；Air draft import
Side is provided with the second prefiltering net in housing.
Further, anion fine-purification unit, efficient filter, electret filter screen, catalytic decomposition unit, front panel, top
The handle that can be packed up is provided with panel and just effect filter screen.
Further, front panel upper end is provided with touch panel；Four rollers that can be packed up are provided with base plate.
Further, the first prefiltering net and the second prefiltering net are plastic filter screen or stainless steel silk filter screen；Fresh air is exported
For BAIYE shape.
Further, anion fine-purification unit includes some carboloy bilber brush staggered in enclosure interior both sides.
Further, catalytic decomposition unit is activated carbon supported manganese dioxide, cerium oxide, titanium dioxide, copper oxide, oxidation
Nickel or cobalt oxide.
Further, the indoor fresh air purifies air interchanger in Total heat exchange fresh air pattern, the 5th valve, the 6th valve
Door and the 7th valve are closed；
Indoor fresh air purification air interchanger indoors circularly purifying homoiothermic pattern when, the 5th valve, the second valve, the
Four valves and total-heat exchanger are closed；
The indoor fresh air purifies air interchanger when fresh air pattern is introduced directly into, the 3rd valve, the 4th valve, the 6th valve
Door, the first valve and total-heat exchanger are closed.
Relative to prior art, this utility model has the advantages that：
The indoor fresh air purification air interchanger that this utility model is provided, adds silver-colored anion high based on carbon fiber or carbon fiber
The active particle produced in piezoelectric field can dust-collection sterilization function and electret it is good catch dirt ability, and by Total heat exchange
VMC (Ventilation Mechanical Control System), indoor circulation cleaning system and it is introduced directly into VMC (Ventilation Mechanical Control System) and is integrated in one.On the one hand outdoor air can be carried out
Dedusting, sterilization, introduce new air into interior；On the other hand the device is provided with three fresh air purifying patterns, and intelligentized design can
Facilitate user to select, improve Consumer's Experience.And the device can multimachine combination.
The indoor fresh air purifies particulate matter, gaseous contaminant and the bacterial viruses that air interchanger can be removed in air simultaneously
Deng, and the anion in the device can effectively dedusting, sterilization and disinfection, and ozone yield is few, in combination with electret,
Significantly improve purification efficiency.
The indoor fresh air purification air interchanger filter screen convenient disassembly, total-heat exchanger heat exchange efficiency is high, energy regenerating pollution,
Can energy saving, and enclosure interior is provided with damping and silencing pad, and noise is little.
The indoor fresh air purification air interchanger can not only introduce fresh air, be also provided with indoor circulation purification and be introduced directly into
Fresh air channel pattern, indoor circulation purification channel is available for user to select in Outdoor Air Quality extreme difference, and is introduced directly into fresh air
Passage and pattern are available for user to select when Outdoor Air Quality is fabulous, and outdoor fresh air only introduces indoor through just effect filter screen, can
The service life of efficient filter is significantly improved, reduces cost is user-friendly to.
The indoor fresh air purification air interchanger is provided with Total heat exchange VMC (Ventilation Mechanical Control System), indoor circulation cleaning system and directly draws
Enter VMC (Ventilation Mechanical Control System), facilitate user to be selected according to the needs of oneself.PM is provided with the device2.5, formaldehyde, TVOC, CO2Deng
Sensor.The device adopts intellectualized operation system, can be according to indoor and outdoor PM2.5, CO2 concentrations versus or interior PM2.5、TVOC
Concentration, intelligent selection fresh air purifying pattern and air force.
The indoor fresh air purification air interchanger material therefor is industrial general material, simple structure, it is easy to process, device
Purification efficiency is high, and energy-conserving and environment-protective, cost is relatively low, and multifunctional intelligent is user-friendly to use, it is easy to accomplish industrial metaplasia
Produce, application prospect is wider.
The indoor fresh air purification air interchanger range of application that this utility model is provided is wider, can be used for household purified, office
The fields such as room purification, market purification, Medical purification, topmost function is will to draw fresh air after outdoor air dust-collection sterilization
Enter interior, while having various fresh air purifying patterns to be available for user to select.
Description of the drawings
Fig. 1 is this utility model fresh air purifying air interchanger schematic diagram.
Fig. 2 is this practical fresh air purifying air interchanger internal structure schematic diagram.
Wherein：1st, housing；2nd, top panel；3rd, handle；5th, touch panel；6th, right cover plate；7th, handle；8th, the 5th valve；
9th, air draft import；10th, base plate；11st, roller；12nd, left cover；13rd, fresh inlet；14th, the first exhaust outlet；15th, rear board；16、
Front panel；17th, the first prefiltering net；18th, filter screen is just imitated；19th, fresh-air fan；20th, total-heat exchanger；21st, the first valve；22、
Anion fine-purification unit；23rd, handle；24th, electret filter screen；25th, efficient filter；26th, catalytic decomposition unit；27th, fresh air outlet；
28th, exhaust fan；29th, the second valve；30th, the 3rd valve；31st, the 4th valve；32nd, handle；33rd, handle；34th, handle；35th,
Two prefiltering nets；36th, the 6th valve；37th, handle；38th, power supply and control module；39th, the 7th valve；40th, the second exhaust outlet.
Specific embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail, it will be appreciated that herein
Described specific embodiment only to explain this utility model, is not used to limit this utility model.
Fig. 1 to Fig. 2 is referred to, a kind of indoor fresh air of this utility model purifies air interchanger, including front panel 16, rear board
15th, left cover 12, right cover plate 6, top panel 2, base plate 10, fresh-air fan 19, exhaust fan 28, total-heat exchanger 20, bear from
Sub- clean unit 22, electret filter screen 24, efficient filter 25, the outlet 27, fresh inlet 13 of catalytic decomposition unit 26, fresh air, row
Wind inlet 9, the first exhaust outlet 14, the second exhaust outlet 40, the first valve 21, the second valve 29, the 3rd valve 30, the 4th valve
31st, the 5th valve 8, the 6th valve 37, the 7th valve 39 and power supply and control module 38；Front panel 16, rear board 15, left cover
12nd, right cover plate 6, top panel 2 and base plate 10 composition housing 1, is disposed with from bottom to top power supply and control mould inside housing 1
Block 38, blower fan (fresh-air fan 19, exhaust fan 28), total-heat exchanger 20, anion fine-purification unit 22, electret filter screen 24,
Efficient filter 25, catalytic decomposition unit 26 and fresh air outlet 27；Fresh-air fan 19 and exhaust fan 28 are disposed side by side on base plate 10
Top, is provided between the two dividing plate, and the 7th valve 39 is provided with dividing plate；Power supply and control module 38 are arranged on exhaust fan
Between 28 and base plate 10；Fresh inlet 13 is arranged in the lower end of left cover 12 at fresh-air fan 19, sets on fresh inlet 13
It is equipped with the second valve 29；Air draft import 9 is arranged in the lower end of right cover plate 6 at exhaust fan 28, is provided with air draft import 9
3rd valve 30；First exhaust outlet 14 and the second exhaust outlet 40 are separately positioned on the He of left cover 12 at total-heat exchanger 20
On right cover plate 6, the 4th valve 31 is provided with the first exhaust outlet 14, on the second exhaust outlet 40 the 5th valve 8 is provided with；Full heat is handed over
The first valve 21 and the 6th valve 36 are symmetrically arranged between parallel operation 20 and anion fine-purification unit 22.
Fresh inlet 13 is located at side in housing 1 and is provided with the first prefiltering net 17 and just effect filter screen 18；Air draft import 9
Side is provided with the second prefiltering net 35 in housing 1.
Anion fine-purification unit 22, efficient filter 25, electret filter screen 24, catalytic decomposition unit 26, front panel 16, top
The handle 23,33,32,347,3,37 that can be packed up is respectively arranged with panel 2 and just effect filter screen 18.
The upper end of front panel 16 is provided with touch panel 5；Four rollers 11 that can be packed up are provided with base plate 10.
The material of the first prefiltering net 17 and the second prefiltering net 35 is plastics or stainless steel silk.
Catalytic decomposition unit 26 is activated carbon supported manganese dioxide, cerium oxide, titanium dioxide, copper oxide, nickel oxide or oxygen
Change cobalt.
Fresh air outlet 27 is arranged on top panel 2, is BAIYE shape.
Anion fine-purification unit 22 is made up of carbon fiber or carbon fiber addition silver, in the relative carbon in the inside both sides of housing 1
It is staggered in fiber brush.
Total heat exchange VMC (Ventilation Mechanical Control System), indoor circulation cleaning system are provided with the indoor fresh air ventilating device and are introduced directly into
Three kinds of work systems of VMC (Ventilation Mechanical Control System).
Total heat exchange VMC (Ventilation Mechanical Control System), including fresh inlet 13, just prefiltering net 17, effect filter screen 18, fresh-air fan 19, full heat
Exchanger 20, the first valve 21, anion fine-purification unit 22, electret filter screen 24, efficient filter 25, catalytic decomposition unit 26,
Fresh air outlet 27, air draft import 9, exhaust blower 28, the first exhaust outlet 14, when device is under Total heat exchange VMC (Ventilation Mechanical Control System) pattern,
5th valve 8, the 6th valve 36, the 7th valve 39 are closed, and in the presence of fresh-air fan 19, outdoor air is from fresh inlet 13
Into in aeration device, the first prefiltering nets of Jing 17, just effect filter screen 18, total-heat exchanger 20, the first valve 21, anion successively
Clean unit 22, electret filter screen 24, efficient filter 25 and catalytic decomposition unit 26, get in from fresh air outlet 27.When this
When needing part return air to reenter interior under pattern, only the 5th valve 8, the 6th valve 36 need to be closed.
Indoor circulation cleaning system, including air draft import 9, exhaust fan 28, the second prefiltering net 35, the 6th valve 36,
Anion fine-purification unit 22, electret filter screen 24, efficient filter 25, catalytic decomposition unit 26 and fresh air outlet 27, air draft import 9
It is provided with the 3rd valve 30, prefiltering net 35.When under the device pattern of circularly purifying homoiothermic indoors, device can automatically by pre-filtering
Net 35 is switched at air draft import 9, and the 5th valve 8, the second valve 29, the 4th valve 31 are closed, and total-heat exchanger 20 is closed.
In the presence of exhaust fan 28, room air is entered from air draft import 9, successively Jing prefiltering nets 35, the 6th valve 36, bear from
Sub- clean unit 22, electret filter screen 24, efficient filter 25, catalytic decomposition unit 26, get in from fresh air outlet 27.
Be introduced directly into VMC (Ventilation Mechanical Control System), including fresh inlet 13, the first prefiltering net 17, just effect filter screen 18, fresh-air fan 19,
Second exhaust outlet 40.When device is when being introduced directly under fresh air pattern, the 3rd valve 30, the 4th valve 31, the 6th valve 36,
One valve 21 is closed, and total-heat exchanger 20 is closed.
Prefiltering net is used for filtering bulky grain thing, just imitates filter screen 18, anion fine-purification unit 22, electret 24, height
Effect filter screen 25 is used for filtering less particulate matter, and catalytic decomposition unit 26 is used for decomposing a small amount of ozone of carbon fiber anion generation
And the gas pollutant in fresh air, total-heat exchanger 20 carries out Total heat exchange to fresh air and indoor exhaust wind.
Power supply and control module 38 are connected with power frequency civil power.
In order to preferably control indoor fresh air purification air interchanger work of the present utility model, it is provided with tactile on front panel 16
Panel plate 5, allows user conveniently to operate fresh air purification device of the present utility model.PM is provided with the device2.5, formaldehyde,
TVOC、CO2Deng sensor.Touch Panel 5 is provided with regulation wind speed button, timer button, intelligent mode button, quiet mould
Formula select button, fresh air evolution modelling select button, the panel may also display PM2.5, formaldehyde, TVOC, CO2Isoconcentration, it is convenient to use
Family understands IAQ (indoor air quality) situation, and the device is provided with screen replacing prompt facility, the finger on the contact action panel of the device
Show that lamp night can be dimmed.
The indoor fresh air purification air interchanger can be according to indoor and outdoor PM2.5、CO2Concentrations versus or interior PM2.5, TVOC it is dense
Degree, intelligent selection fresh air purifying pattern and air force.The device can be connected with mobile phone A PP or wechat public number, with side
Just user operation and the real time data and historical data of indoor pollution are checked.In addition, the device can be furnished with independently moveable flat
Plate guidance panel, it is user-friendly.Indoor fresh air purification air interchanger humanization designing, the intellectuality, it is user-friendly,
And energy-conserving and environment-protective.
Claims (9)
1. a kind of indoor fresh air purifies air interchanger, it is characterised in that including housing (1), enclosure interior sets successively from bottom to top
Be equipped with power supply and control module (38), blower fan, total-heat exchanger (20), anion fine-purification unit (22), electret filter screen (24),
Efficient filter (25), catalytic decomposition unit (26) and fresh air outlet (27)；Blower fan include the fresh-air fan (19) that is arranged side by side and
Exhaust fan (28), is provided between the two dividing plate.
2. a kind of indoor fresh air according to claim 1 purifies air interchanger, it is characterised in that housing (1) is by front panel
(16), rear board (15), left cover (12), right cover plate (6), top panel (2) and base plate (10) are around composition.
3. a kind of indoor fresh air according to claim 2 purifies air interchanger, it is characterised in that the 7th is provided with dividing plate
Valve (39)；Power supply and control module (38) are arranged between exhaust fan (28) and base plate (10)；Fresh inlet (13) is arranged
In left cover (12) lower end positioned at fresh-air fan (19) place, the second valve (29) is provided with fresh inlet (13)；Air draft is entered
Mouth (9) is arranged in right cover plate (6) lower end at exhaust fan (28) place, and the 3rd valve (30) is provided with air draft import (9)；
First exhaust outlet (14) and the second exhaust outlet (40) are separately positioned on the left cover (12) positioned at total-heat exchanger (20) place and the right side
On cover plate (6), the 4th valve (31) is provided with the first exhaust outlet (14), the second exhaust outlet is provided with the 5th valve on (40)
(8)；The first valve (21) and the 6th valve are symmetrically arranged between total-heat exchanger (20) and anion fine-purification unit (22)
(36)。
4. a kind of indoor fresh air according to claim 3 purifies air interchanger, it is characterised in that fresh inlet (13) is located at
The interior side of housing (1) is provided with the first prefiltering net (17) and just effect filter screen (18)；Air draft import (9) is one in housing (1)
Side is provided with the second prefiltering net (35).
5. a kind of indoor fresh air according to claim 3 purifies air interchanger, it is characterised in that anion fine-purification unit
(22), efficient filter (25), electret filter screen (24), catalytic decomposition unit (26), front panel (16), top panel (2) and just
The handle that can be packed up is provided with effect filter screen (18).
6. a kind of indoor fresh air according to claim 2 purifies air interchanger, it is characterised in that front panel (16) upper end sets
It is equipped with touch panel (5)；Four rollers that can be packed up (11) are provided with base plate (10).
7. a kind of indoor fresh air according to claim 3 purifies air interchanger, it is characterised in that the first prefiltering net (17)
It is plastic filter screen or stainless steel silk filter screen with the second prefiltering net (35)；Fresh air outlet (27) is BAIYE shape.
8. a kind of indoor fresh air according to claim 1 purifies air interchanger, it is characterised in that anion fine-purification unit
(22) including some carboloy bilber brush staggered in the internal both sides of housing (1).
9. a kind of indoor fresh air according to any one in claim 3,4,5,7 purifies air interchanger, it is characterised in that
The indoor fresh air purifies air interchanger in Total heat exchange fresh air pattern, the 5th valve (8), the 6th valve (36) and the 7th valve
Door (39) is closed；
Indoor fresh air purification air interchanger indoors circularly purifying homoiothermic pattern when, the 5th valve (8), the second valve
(29), the 4th valve (31) and total-heat exchanger (20) are closed；
The indoor fresh air purifies air interchanger when fresh air pattern is introduced directly into, the 3rd valve (30), the 4th valve (31), the
Six valves (36), the first valve (21) and total-heat exchanger (20) are closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621053426.4U CN206131201U (en) | 2016-09-13 | 2016-09-13 | Indoor new trend purifies breather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621053426.4U CN206131201U (en) | 2016-09-13 | 2016-09-13 | Indoor new trend purifies breather |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206131201U true CN206131201U (en) | 2017-04-26 |
Family
ID=58570690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621053426.4U Active CN206131201U (en) | 2016-09-13 | 2016-09-13 | Indoor new trend purifies breather |
Country Status (1)
| Country | Link |
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| CN (1) | CN206131201U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631387A (en) * | 2017-10-27 | 2018-01-26 | 扬州制汇互联信息技术有限公司 | A kind of Intelligent air purifier |
| CN109386927A (en) * | 2017-08-11 | 2019-02-26 | 广东牧人王电器有限公司 | A kind of air intake system and inhalation method with purification function |
| CN109999660A (en) * | 2019-05-20 | 2019-07-12 | 江苏久朗高科技股份有限公司 | A kind of room air concentrates purification device and control method |
| CN110612420A (en) * | 2017-05-09 | 2019-12-24 | 皇家飞利浦有限公司 | Filter life estimation |
| WO2023042213A1 (en) * | 2021-09-14 | 2023-03-23 | Inphlox Water Systems Private Limited | Integrated, real-time air purification and disinfection system |
-
2016
- 2016-09-13 CN CN201621053426.4U patent/CN206131201U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110612420A (en) * | 2017-05-09 | 2019-12-24 | 皇家飞利浦有限公司 | Filter life estimation |
| CN110612420B (en) * | 2017-05-09 | 2022-06-10 | 皇家飞利浦有限公司 | Air purifier monitoring system, air purifier system and monitoring method |
| CN109386927A (en) * | 2017-08-11 | 2019-02-26 | 广东牧人王电器有限公司 | A kind of air intake system and inhalation method with purification function |
| CN107631387A (en) * | 2017-10-27 | 2018-01-26 | 扬州制汇互联信息技术有限公司 | A kind of Intelligent air purifier |
| CN107631387B (en) * | 2017-10-27 | 2022-09-30 | 扬州制汇互联信息技术有限公司 | Intelligent air purifier |
| CN109999660A (en) * | 2019-05-20 | 2019-07-12 | 江苏久朗高科技股份有限公司 | A kind of room air concentrates purification device and control method |
| CN109999660B (en) * | 2019-05-20 | 2024-02-13 | 江苏久朗高科技股份有限公司 | Indoor air centralized purification device and control method |
| WO2023042213A1 (en) * | 2021-09-14 | 2023-03-23 | Inphlox Water Systems Private Limited | Integrated, real-time air purification and disinfection system |
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