CN106839185A - A kind of changeable replacement aeration type of new return air removes the new blower fan of haze - Google Patents
A kind of changeable replacement aeration type of new return air removes the new blower fan of haze Download PDFInfo
- Publication number
- CN106839185A CN106839185A CN201710091317.4A CN201710091317A CN106839185A CN 106839185 A CN106839185 A CN 106839185A CN 201710091317 A CN201710091317 A CN 201710091317A CN 106839185 A CN106839185 A CN 106839185A
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- China
- Prior art keywords
- air
- return air
- interior machine
- return
- new
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The new blower fan of haze is removed the invention discloses a kind of changeable replacement aeration type of new return air,Including the interior machine and outer machine two parts that are connected with each other by connecting tube,The interior machine is arranged in air-conditioned room,Using an air-supply passage that can switch,Air source is independently selected according to outdoor air situation,When extraneous air conditions are good,Fresh air can be selected as air source,When extraneous air conditions are poor,From indoor return air filtering as air source,The roughing efficiency air filter set in interior machine carries out primary filter to there is volatile organic matter in air,Air is filtered again by PM2.5 high efficiency particulate air filters again,Ensure the air degree of purity for getting in,Return air inlet is arranged on ceiling during layout designs,Air outlet is arranged on floor,Form replacement aeration form from bottom to top,Avoid foul atmosphere self-loopa in room.
Description
Technical field
The present invention relates to a kind of new blower fan, haze fresh air is removed more particularly, to a kind of changeable replacement aeration type of new return air
Machine.
Background technology
Requirement with people to indoor air quality is improved constantly, and the use of new blower fan is more and more extensive.Because fresh air
Introducing can replace the air of foul indoor, reduce the content of indoor carbon dioxide and volatile organic matter, ensure that human body is good for
Health, improves operating efficiency.But if not processing air, the dust of outdoor air will be introduced indoor, while increasing
The load of air-conditioner set.
Common fresh air chance carries out air to be re-fed into interior after filtering and heat and wet treatment at present, but its exist it is following
Problem：1. in any case, including in the case of outdoor environment severe contamination, all using fresh air as unique air source,
And so understand the blocking of accelofilter, improve use cost；2. the air supply mode of common new blower fan is usually top air-supply, is
The zone of action fresh air of guarantor is sufficient, it is necessary to increases resh air requirement, can so increase the energy consumption of new blower fan heat and wet treatment, equally
Improve use cost.
The content of the invention
It is an object of the invention to overcome the defect in background technology, there is provided a kind of changeable replacement aeration type of new return air
Except the new blower fan of haze, by the air channel of changeable new return air, purification return air may be selected in serious pollution weather, reduce filter
Loss；Simultaneously using the air-supply of efficient replacement aeration, it is to avoid foul atmosphere self-loopa in room, health, while filling
On the premise of code insurance barrier human sense of comfort, unnecessary fresh air input is reduced, reduce the energy consumption of new blower fan.
To achieve the above object, the present invention provides following technical scheme：A kind of changeable replacement aeration type of new return air is removed
The new blower fan of haze, including the interior machine and outer machine two parts being connected with each other by connecting tube, the outer machine include outer machine casing, install
Outdoor fan in outer machine casing, outdoor coil pipe used, four-way reversing valve and compressor, the wherein air entry of compressor and exhaust
Mouth connects four-way reversing valve by connecting refrigerant lines, and four-way reversing valve passes through the air entry that connecting refrigerant lines connect compressor
And exhaust outlet, it is also connected with the indoor coil of outdoor coil pipe used and interior machine；
The interior machine is arranged in air-conditioned room, including in the interior machine casing of cuboid cavity structure, is connected with interior machine casing top
Logical return air inlet, and connectivity part is provided with return air air-valve, and the fresh wind port extended to outside air-conditioned room is connected with interior machine chassis sidewall,
And connectivity part is provided with fresh air air-valve, the air outlet connected with interior machine bottom of shell, the interior machine casing internal is from top to bottom successively
Roughing efficiency air filter, PM2.5 high efficiency particulate air filters, indoor coil and breeze fan are provided with, the indoor coil passes through refrigerant
Connecting tube connects the outdoor coil pipe used and four-way reversing valve in outer machine, and is provided with the outdoor coil pipe used connecting refrigerant lines for connecting
Restricting element, interior machine realizes the switching of return air and fresh air by return air air-valve and fresh air air-valve.
Preferably, the return air inlet concealed installation is connected by return airway in the ceiling of air-conditioned room with interior machine casing
It is logical, air borne sensor is installed in return airway, aerial temperature and humidity in return air is detected, volatile organic matter and PM2.5 contain
Amount, the return air air-valve that connectivity part is installed controls the open and close of return air channel.
Preferably, the fresh wind port is installed on the external wall of air-conditioned room, connected with interior machine casing by fresh air duct
It is logical, air borne sensor is installed in fresh air duct, aerial temperature and humidity in return air is detected, volatile organic matter and PM2.5 contain
Amount, the fresh air air-valve that connectivity part is installed controls the open and close of return air channel.
Preferably, the air outlet blackout is connected by exhaust air flue on the floor of air-conditioned room with interior machine casing,
Air borne sensor, aerial temperature and humidity, volatile organic matter and PM2.5 contents in detection return air are installed in exhaust air flue.
Preferably, also include touch-screen be arranged on interior machine casing outer wall on, for show indoor and outdoor humiture situation with
And air conditions.
Preferably, the restricting element is capillary, short tube, heating power expansion valve, electric expansion valve or orifice plate.
The changeable replacement aeration type of disclosed a kind of new return air removes the new blower fan of haze, can be switched using one
Air-supply passage, air source can independently be selected according to outdoor air situation, when extraneous air conditions are good, can select
Fresh air now need to only close return air air-valve as air source, open fresh air air-valve, when extraneous air conditions are poor,
According to fresh air as air source, the load of filter can be increased, now be entered as air source from indoor return air filtering
And filtration load is reduced, concrete operations are only needed to close fresh air air-valve, open return air air-valve, and the filtering for air is led to
The roughing efficiency air filter crossed in interior machine casing to there is the volatile organic matter to carry out primary filter in air, then by the efficient mistakes of PM2.5
Filter is filtered again to air, it is ensured that the air degree of purity for getting in, and return air inlet is arranged on into smallpox during layout designs
Plate, air outlet is arranged on floor, form replacement aeration form from bottom to top, it is to avoid foul atmosphere is in room from following
Ring.
Additionally, the blower fan has refrigeration, heats and divulge information three kinds of mode of operations, in cooling mode, indoor coil conduct
Evaporator, is dehumidified by kind of refrigeration cycle to air cooling-down；In a heating mode, indoor coil is followed as condenser by heat pump
Ring heats air；Under air vent mode, filtration treatment only is carried out to air.
Compared with prior art, the changeable replacement aeration type of disclosed a kind of new return air removes the new blower fan of haze,
Have the advantages that：On air source, indoor return air or outdoor fresh air can independently be selected according to outdoor environment situation
Used as air source, the load caused to filter core when reducing air filtration extends the service life of filter core；To return air inlet and
Air outlet carries out reasonably optimizing layout, is divulged information using replacement aeration form, it is to avoid room air self-loopa, has ensured human comfort
While spending, maximizing reduces air heat and wet treatment energy consumption；External touch screen be easy to personnel understand in time indoor air quality and
Humiture situation, at the same it is follow-up extend smart home when, can using touch-screen as smart home control centre.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
As shown in figure 1, the changeable replacement aeration type of disclosed a kind of new return air removes the new blower fan of haze, Ke Yi
Air source is selected in fresh air and return air, and its dedusting, adsorptivity volatile organic compounds and humiture are processed so that ensured
The purification of air degree for getting in, is blown further for interior using replacement aeration form.
Specific structure includes interior machine and outer machine two parts, wherein interior machine is arranged in air-conditioned room 9, it is included in rectangular
There is first interface to connect return air inlet 3 by return airway 4 for the interior machine casing 7 of body cavity structure, the interior machine casing upper surface,
The return air inlet concealed installation is provided with air borne sensor 15 in the ceiling of air-conditioned room 9 in return air channel（Passed including humiture
Sensor, volatile organic matter sensor and PM2.5 dust sensors）, return air air-valve 10 is installed, by returning at first interface
Wind air-valve opens return air channel, and there is second interface to connect fresh wind port 1, institute by fresh air duct 2 for the side of the interior machine casing
State fresh wind port and be inlaid on the outside wall of air-conditioned room and connected with external environment, air borne sensor is installed in fresh air duct
16, fresh air air-valve 11 is installed at second interface, control fresh air channel to open situation by adjusting fresh air air-valve, in interior machine casing
There is 7 bottom faces the 3rd interface to connect air outlet 5 by supply air duct 6, and the concealed installation of air outlet 5 is on floor in air-conditioned room 9,
Air borne sensor 17 is installed in its supply air duct, roughing efficiency air filter 12, the efficient mistakes of PM2.5 are additionally provided with interior machine casing 7
Filter 13 carries out filtration treatment to air, and the lower section of PM2.5 high efficiency particulate air filters 13 is provided with indoor coil 21 and indoor fan 26
Humid heat treatment is carried out to air, the connection controller of touch-screen 14 is installed, for showing that each is empty on the interior machine casing outer wall
The air data of gas sensor detection.
Machine has two air intake vents and an air outlet in whole, user can according to outdoor air situation select fresh air or
Person's return air, when selecting fresh air as air-source, opens fresh air air-valve and closes return air air-valve, now air-supply passage as air-source
Fresh wind port is started from, air outlet is terminated at, when selecting return air as air-source, return air air-valve is opened and is closed fresh air air-valve, now
Air-supply passage starts from return air inlet, terminates at air outlet, the air entered in air channel to interior setting air borne sensor detection in wind
Warm and humid angle value, volatile organic matter and PM2.5 contents, roughing efficiency air filter realize the absorption of many volatile organic matter in air,
PM2.5 high efficiency particulate air filters are adsorbed to PM2.5 particles in air, improve the air purity entered in room.
The outer machine includes outer machine casing 8, installs the outdoor fan 27 in outer machine casing, outdoor coil pipe used 22, four-way is changed
To valve 24 and compressor 25, the wherein air entry of the connection of 24 connecting refrigerant lines of four-way reversing valve 33 and 34 compressor 25 and row
Gas port, indoor coil 21 is connected by connecting refrigerant lines 32, outdoor coil pipe used 22 is connected by connecting refrigerant lines 35, while room
Inner coil pipe with it is outdoor coil pipe used between connected by connecting refrigerant lines 31, and restricting element is installed on connecting refrigerant lines 31
23, the throttling control to connecting tube refrigerant is realized, the restricting element is capillary, and short tube, heating power expansion valve, electronics is swollen
Swollen valve or orifice plate.
The changeable replacement aeration type of disclosed a kind of new return air remove the new blower fan of haze, its three kinds of operating modes and its
Specific workflow is as follows：
Under refrigeration mode, indoor coil 21 makes refrigerant as evaporator, outdoor coil pipe used 22 as condenser, four-way reversing valve 24
The UNICOM of connecting tube 32 and 33, the UNICOM of connecting refrigerant lines 34 and 35.Refrigerant circulation：The connecting refrigerant lines 34 of compressor 25
The outdoor coil pipe used refrigerant of 22 connecting refrigerant lines, 36 throttling arrangement 23 of 24 connecting refrigerant lines of four-way reversing valve 35
The compressor 1 of 24 connecting refrigerant lines of connecting tube 31 indoor coil, 21 connecting refrigerant lines, 32 four-way reversing valve 33,
Air to be processed is needed by the cooled dehumidifying of indoor coil 21.
Under heating mode, indoor coil 21 makes system as condenser, outdoor coil pipe used 22 as evaporator, four-way reversing valve 24
The UNICOM of cryogen connecting tube 34 and 32, the UNICOM of connecting refrigerant lines 33 and 35.Refrigerant circulation：The connecting refrigerant lines of compressor 1
The throttling arrangement 23 of 34 four-way reversing valve, 24 connecting refrigerant lines, 32 indoor coil, 21 connecting refrigerant lines 31 is made
The outdoor coil pipe used connecting refrigerant lines 33 of 22 connecting refrigerant lines, 35 four-way reversing valve 24 of cryogen connecting tube 36 compress
Machine 1.Air to be processed is needed to be heated by indoor coil 21.
Under air vent mode, only indoor fan 26 works, now according to outdoor environment situation select fresh air as air-source also
It is return air as air-source, the situation regulation related valve according to selection is aerated treatment.
A kind of changeable replacement aeration type of new return air is provided with touch-screen except the new blower fan of haze in the front of interior machine casing 7
14, the running parameter except setting new blower fan can also show the sky from the collection of air borne sensor air borne sensor 15,16,17
The air quality information such as temperature and moisture, PM2.5, VOC content.Additionally, touch-screen 14 can also be used as in the control of smart home
The heart.
A kind of changeable replacement aeration type of new return air removes the new blower fan of haze, has taken into full account the flexibility that machine is installed,
Interface has been reserved on the top of interior machine casing, the top of left plate, right plate and backboard, is connected with fresh air duct 2 or return airway 4
Connect；In bottom, interface has been reserved in the bottom of left plate, right plate and backboard, is connected with supply air duct 6.
All parts in not complete displaying refrigerant circulation and air channel in above-described embodiment, in implementation process, from difference
Refrigerant, the common refrigeration such as high-pressure reservoir, gas-liquid separator, oil eliminator, filter, drier are set in refrigerant loop
Auxiliary, sets the air-treatment annexes such as silencer, auxiliary humidification device, auxiliary heater, sterilizing unit, from different in air channel
Blow spray nozzle and return air grid, changing blower fan position, or do not depart from the spiritual of technical solution of the present invention increases heat exchanger, blower fan
With air-valve etc., can not be considered as has carried out substantial improvements to the present invention, should belong to the scope of the present invention.
Finally it should be noted that:The above embodiments are merely illustrative of the technical solutions of the present invention rather than its limitations;To the greatest extent
Pipe has been described in detail with reference to preferred embodiment to the present invention, and those of ordinary skill in the art still can be to this hair
Bright specific embodiment is modified or carries out equivalent to some technical characteristics, but as long as not departing from the technology of the present invention
The spirit of scheme, it all should cover in the middle of claimed technical scheme scope of the invention.
Claims (6)
1. a kind of changeable replacement aeration type of new return air removes the new blower fan of haze, including the interior machine being connected with each other by connecting tube with it is outer
Machine two parts, it is characterised in that：The outer machine includes outer machine casing, installs the outdoor fan in outer machine casing, outdoor coil pipe used,
The air entry and exhaust outlet of four-way reversing valve and compressor, wherein compressor connect four-way and commutate by connecting refrigerant lines
Valve, four-way reversing valve connects the air entry and exhaust outlet of compressor by connecting refrigerant lines, is also connected with outdoor coil pipe used and interior
The indoor coil of machine；
The interior machine is arranged in air-conditioned room, including in the interior machine casing of cuboid cavity structure, is connected with interior machine casing top
Logical return air inlet, and connectivity part is provided with return air air-valve, and the fresh wind port extended to outside air-conditioned room is connected with interior machine chassis sidewall,
And connectivity part is provided with fresh air air-valve, the air outlet connected with interior machine bottom of shell, the interior machine casing internal is from top to bottom successively
Roughing efficiency air filter, PM2.5 high efficiency particulate air filters, indoor coil and breeze fan are provided with, the indoor coil passes through refrigerant
Connecting tube connects the outdoor coil pipe used and four-way reversing valve in outer machine, and is provided with the outdoor coil pipe used connecting refrigerant lines for connecting
Restricting element, interior machine realizes the switching of return air and fresh air by return air air-valve and fresh air air-valve.
2. a kind of changeable replacement aeration type of new return air according to claim 1 removes the new blower fan of haze, it is characterised in that：Institute
Return air inlet concealed installation is stated in the ceiling of air-conditioned room, is connected with interior machine casing by return airway, installed in return airway
There are air borne sensor, aerial temperature and humidity, volatile organic matter and PM2.5 contents in detection return air, the return air that connectivity part is installed
Air-valve controls the open and close of return air channel.
3. a kind of changeable replacement aeration type of new return air according to claim 1 removes the new blower fan of haze, it is characterised in that：Institute
State fresh wind port to be installed on the external wall of air-conditioned room, connected with interior machine casing by fresh air duct, installed in fresh air duct
There are air borne sensor, aerial temperature and humidity, volatile organic matter and PM2.5 contents in detection return air, the fresh air that connectivity part is installed
Air-valve controls the open and close of return air channel.
4. a kind of changeable replacement aeration type of new return air according to claim 1 removes the new blower fan of haze, it is characterised in that：Institute
Air outlet blackout is stated on the floor of air-conditioned room, is connected with interior machine casing by exhaust air flue, be provided with exhaust air flue
Air borne sensor, aerial temperature and humidity, volatile organic matter and PM2.5 contents in detection return air.
5. a kind of changeable replacement aeration type of new return air according to claim 1 removes the new blower fan of haze, it is characterised in that：Also
It is arranged on interior machine casing outer wall including touch-screen, for showing indoor and outdoor humiture situation and air conditions.
6. a kind of changeable replacement aeration type of new return air according to claim 1 removes the new blower fan of haze, it is characterised in that：Institute
Restricting element is stated for capillary, short tube, heating power expansion valve, electric expansion valve or orifice plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710091317.4A CN106839185A (en) | 2017-02-21 | 2017-02-21 | A kind of changeable replacement aeration type of new return air removes the new blower fan of haze |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710091317.4A CN106839185A (en) | 2017-02-21 | 2017-02-21 | A kind of changeable replacement aeration type of new return air removes the new blower fan of haze |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106839185A true CN106839185A (en) | 2017-06-13 |
Family
ID=59134629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710091317.4A Pending CN106839185A (en) | 2017-02-21 | 2017-02-21 | A kind of changeable replacement aeration type of new return air removes the new blower fan of haze |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106839185A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449053A (en) * | 2017-09-14 | 2017-12-08 | 北京晶海科技有限公司 | A kind of ceiling type air conditioner indoor unit |
| CN109000312A (en) * | 2018-06-08 | 2018-12-14 | 同济大学 | Monoblock type heat pump heat reclamation type fresh air dehumidifier with interior circulation pattern |
| CN109282361A (en) * | 2018-08-23 | 2019-01-29 | 中国建筑西北设计研究院有限公司 | A kind of indoor displacement air supply device of modified |
| CN109827305A (en) * | 2019-01-04 | 2019-05-31 | 珠海格力电器股份有限公司 | Control method and device for improving air supply cleanliness and air conditioning unit |
| CN110107952A (en) * | 2019-04-12 | 2019-08-09 | 广州佰伦净化设备制造有限公司 | Internet of Things indoor environment comprehensive treatment device |
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| US8282452B2 (en) * | 2008-11-06 | 2012-10-09 | Trane International Inc. | Roof assembly for an air handler |
| CN204063307U (en) * | 2014-09-10 | 2014-12-31 | 珠海格力电器股份有限公司 | New fan |
| CN104633795A (en) * | 2015-03-03 | 2015-05-20 | 郝翠彩 | Energy-environment integrated machine for energy-efficient buildings |
| CN205227665U (en) * | 2015-11-10 | 2016-05-11 | 罗雄 | New fan of one -way air supply of ground formula |
| JP6006593B2 (en) * | 2012-09-19 | 2016-10-12 | アズビル株式会社 | Air conditioning control system and air conditioning control method |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8282452B2 (en) * | 2008-11-06 | 2012-10-09 | Trane International Inc. | Roof assembly for an air handler |
| JP6006593B2 (en) * | 2012-09-19 | 2016-10-12 | アズビル株式会社 | Air conditioning control system and air conditioning control method |
| CN204063307U (en) * | 2014-09-10 | 2014-12-31 | 珠海格力电器股份有限公司 | New fan |
| CN104633795A (en) * | 2015-03-03 | 2015-05-20 | 郝翠彩 | Energy-environment integrated machine for energy-efficient buildings |
| CN205227665U (en) * | 2015-11-10 | 2016-05-11 | 罗雄 | New fan of one -way air supply of ground formula |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449053A (en) * | 2017-09-14 | 2017-12-08 | 北京晶海科技有限公司 | A kind of ceiling type air conditioner indoor unit |
| CN109000312A (en) * | 2018-06-08 | 2018-12-14 | 同济大学 | Monoblock type heat pump heat reclamation type fresh air dehumidifier with interior circulation pattern |
| CN109282361A (en) * | 2018-08-23 | 2019-01-29 | 中国建筑西北设计研究院有限公司 | A kind of indoor displacement air supply device of modified |
| CN109827305A (en) * | 2019-01-04 | 2019-05-31 | 珠海格力电器股份有限公司 | Control method and device for improving air supply cleanliness and air conditioning unit |
| CN110107952A (en) * | 2019-04-12 | 2019-08-09 | 广州佰伦净化设备制造有限公司 | Internet of Things indoor environment comprehensive treatment device |
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