CN108917020A - A kind of portable fresh air conditioner of Total heat exchange and its control method - Google Patents
A kind of portable fresh air conditioner of Total heat exchange and its control method Download PDFInfo
- Publication number
- CN108917020A CN108917020A CN201810662431.2A CN201810662431A CN108917020A CN 108917020 A CN108917020 A CN 108917020A CN 201810662431 A CN201810662431 A CN 201810662431A CN 108917020 A CN108917020 A CN 108917020A
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- China
- Prior art keywords
- air
- heat exchange
- exhaust
- total heat
- wind
- Prior art date
- 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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
-
- 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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a kind of portable fresh air conditioner of Total heat exchange and its control methods, belong to field of air conditioning.Including shell and it is set to the air outlet of enclosure interior, return air inlet, exhaust outlet, fresh wind port, air-supply heat exchanger, blowing fan, air exhaust heat exchange device, exhaust fan, Total heat exchange filter core, electrical box and compressor, coolant throttle device, ac/dc power hole, luminous lamp, enclosure interior forms double air ducts there are two blower and intermediate recuperation of heat Total heat exchange are hot standby, and fresh air and muddy the air energy loss in exchange process are reduced by Total heat exchange filter core in centre.Refrigeration, heat dissipation are not only respectively and independently separated, but also can introduce outdoor fresh air and reduce the loss of indoor cooling capacity, and take full advantage of space by a kind of portable fresh air conditioner of Total heat exchange according to the present invention and its control method, and air-conditioning is easy to carry.
Description
Technical field
The present invention relates to field of air conditioning, more specifically to a kind of portable fresh air conditioner of Total heat exchange and its control
Method.
Background technique
When being all in summer or in winter that people most rely on air-conditioning, but air-conditioning used at present is still more
It can only be used in own home, and each room is merely able to fixed one air-conditioning of installation, traditional air-conditioning cannot be as wind
It fans and equally moves and carry at any time, this is not very square for movable people's (such as field camping, interim inhabitation) outside
Just.
Although having had already appeared some called portable tent air-conditionings instantly.Such as Chinese patent application, application number
201220082795.1, publication date on October 3rd, 2012, disclose a kind of Portable air conditioner, including shell, be set in shell
Evaporator, blowing fan, condenser, exhaust fan, electrical box and the compressor in portion, enclosure interior form the first duct space and second
Duct space, the first duct space are mutually isolated and setting up and down with the second duct space；Evaporator and blowing fan are located at first
In duct space, the first air inlet of air duct and the first duct outlet that setting is connected to the first duct space on shell, first
Air inlet of air duct and the first duct outlet are located at the front side of shell；Condenser and exhaust fan are located in the second duct space, shell
The second air inlet of air duct and the second duct outlet that are connected to the second duct space be set on body, the second air inlet of air duct and the
Two duct outlets are located at the rear side of shell.Portable air conditioner according to the present utility model, refrigeration, heat dissipation are respectively and independently separated,
It is independent of each other；Space is taken full advantage of, the small and exquisite fineness of air conditioner appearance is made, it is easy to carry.It can also be carried outside, have system
Cold energy power, but also only there was only refrigerating capacity, it has a single function, is not suitable for using in winter, and it does not have full heat and hands over
It changes, heat recovery function, for the people of outdoor activities, what is needed is not only merely air-conditioning, is more a kind of satisfaction energy conservation
With the multi-functional requirement of ventilation.
Summary of the invention
1. technical problems to be solved
It is bulky for existing air-conditioning existing in the prior art, it has a single function, the problem of poor refrigerating efficiency, the present invention
A kind of portable fresh air conditioner of Total heat exchange and its control method are provided, it may be implemented to freeze, radiate respectively independent point
It opens, and outdoor fresh air can be introduced and reduce the loss of indoor cooling capacity, and take full advantage of space, air-conditioning carrying side
Just.
2. technical solution
The purpose of the present invention is achieved through the following technical solutions.
A kind of portable fresh air conditioner of Total heat exchange, including shell, the intracorporal middle part of shell are provided with Total heat exchange filter core, institute
It states enclosure interior and forms supply air duct and wind output channel, the supply air duct is mutually isolated and arranged in a crossed manner with wind output channel, send
Wind air duct and wind output channel all pass through Total heat exchange filter core and carry out air-supply and air draft.
Further, one upper lateral part of shell is provided with air outlet, and lower part is provided with return air inlet, opposite another of air outlet
Side is provided with exhaust outlet, and the opposite other side of return air inlet is provided with fresh wind port, is provided with pressure fan, shell on the inside of the air outlet of shell
Exhaust blower is provided on the inside of the exhaust outlet of body.
Further, fresh wind port, Total heat exchange filter core, pressure fan, air outlet constitute supply air duct；Exhaust outlet, air draft
Machine, Total heat exchange filter core, return air inlet constitute wind output channel.
It further, further include air-supply heat exchanger and air exhaust heat exchange device, air exhaust heat exchange device is arranged in exhaust blower and air draft
Between mouthful, air-supply heat exchanger is arranged between pressure fan and air outlet.
It further, further include compressor and refrigerant pipe, compressor passes through refrigerant pipe and air-supply heat exchanger and row
The connection of wind heat exchanger, air-supply heat exchanger are connected with air exhaust heat exchange device by refrigerant pipe.
Further, it blows between heat exchanger and air exhaust heat exchange device and is provided with coolant throttle device.
Further, electrical box, the power device connection of electrical box and shell, the interior setting of electrical box are provided in shell
There is ac/dc power transformer.
It further, further include 2 suction wind heat-preserving hoses and 2 magnetic-type hose couplings, a suction wind heat preservation
Hose is connect by magnetic-type hose coupling with fresh wind port, and a suction wind heat-preserving hose passes through magnetic-type hose coupling and air draft
Mouth connection.
Further, Portable handle is provided on shell.
Further, hull outside and/or outside are provided with luminous lamp.
A kind of control method of the portable fresh air conditioner of Total heat exchange, steps are as follows：Supply air duct is in refrigeration, by blowing
Machine becomes the air of medium temperature by energy exchange by Total heat exchange filter core by the air that fresh wind port sucks outdoor high temperature, then passes through
Air-supply heat exchanger is crossed, the heat for sucking air is absorbed the air for becoming low temperature by refrigerant, is fed to room finally by air outlet
It is interior；
The wind output channel passes through Total heat exchange by the air that indoor low temperature is discharged in return air inlet in refrigeration, by exhaust blower
Filter core becomes the air of medium temperature by energy exchange, and using air exhaust heat exchange device, the heat that the air of discharge absorbs refrigerant becomes
At the air of high temperature, outdoor is discharged to finally by exhaust outlet and suction wind heat-preserving hose；
The supply air duct passes through Total heat exchange by the air of low temperature outside fresh wind port suction chamber in heating, by pressure fan
Filter core becomes the air of medium temperature by energy exchange, exchanges heat using air-supply, and the heat for sucking the absorption refrigerant of air becomes high
The air of temperature, is fed to interior finally by air outlet；
The wind output channel passes through Total heat exchange by the air that indoor high temperature is discharged in return air inlet in heating, by exhaust blower
Filter core becomes the air of medium temperature by energy exchange, and using air exhaust heat exchange device, the heat of the air of discharge is absorbed by refrigerant to be become
At the air of low temperature, outdoor is discharged to finally by exhaust outlet and suction wind heat-preserving hose.
3. beneficial effect
Compared with the prior art, the advantage of the invention is that：
(1) this programme is mutually isolated and arranged in a crossed manner with wind output channel by supply air duct, supply air duct and wind output channel
Air-supply and air draft are all carried out by Total heat exchange filter core, can carry outside, there is refrigeration and heating capacity, be suitable in summer and
Use in winter, and it has the outdoor fresh air of introducing, and foul indoor air is discharged, realizes energy Total heat exchange, has recuperation of heat
Function, perfect in shape and function, the thermal efficiency is high, and easy to carry, easy for installation.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is operating status schematic diagram of the invention.
Figure label explanation：
1, air outlet；2, air-supply heat exchanger；3, pressure fan；4, exhaust blower；5, air exhaust heat exchange device；6, exhaust outlet；7, refrigerant
Throttling set；8, electrical appliance kit；9, fresh wind port；10, shell；11, compressor；12, Total heat exchange filter core；13, return air inlet；14, just
Take formula handle；15, suction wind heat-preserving hose；16, magnetic-type hose coupling；17, luminous lamp.
Specific embodiment
With reference to the accompanying drawings of the specification and specific embodiment, the present invention is described in detail.
Embodiment 1
As depicted in figs. 1 and 2, present solution provides a kind of portable fresh air conditioner of Total heat exchange, including shell 10, shells
Middle part in 10 is provided with Total heat exchange filter core 12, forms supply air duct and wind output channel, the air-supply inside the shell 10
Air duct is mutually isolated and arranged in a crossed manner with wind output channel, and supply air duct and wind output channel all pass through Total heat exchange filter core 12 and sent
Wind and air draft.It is intersection construction since Total heat exchange filter core 12 is internal, supply air duct and wind output channel will not influence each other, have
Effect guarantees the effect of air-supply and air draft, and Total heat exchange filter core 12, which is set among the air delivery duct and exhausting duct, makes air-supply and air draft
Energy exchange is carried out, energy-conserving action is played.
10 1 upper lateral part of shell is provided with air outlet 1, and lower part is provided with return air inlet 13, and the opposite other side of air outlet 1 is set
It is equipped with exhaust outlet 6, the opposite other side of return air inlet 13 is provided with fresh wind port 9, is provided with pressure fan on the inside of the air outlet 1 of shell 10
3, exhaust blower 4 is provided on the inside of the exhaust outlet 6 of shell 10.Fresh wind port 9, Total heat exchange filter core 12, pressure fan 3, air outlet 1 are constituted
Supply air duct；Exhaust outlet 6, exhaust blower 4, Total heat exchange filter core 12, return air inlet 13 constitute wind output channel.
It further include air-supply heat exchanger 2 and air exhaust heat exchange device 5 in shell 10, air exhaust heat exchange device 5 is arranged in exhaust blower 4 and air draft
Between mouth 6, air-supply heat exchanger 2 is arranged between pressure fan 3 and air outlet 1.It further include compressor 11 and refrigerant pipe, compressor
11 are connect by refrigerant pipe with air-supply heat exchanger 2 and air exhaust heat exchange device 5, and air-supply heat exchanger 2 and air exhaust heat exchange device 5 pass through refrigerant
Pipeline connection.Coolant throttle device 7 is provided between air-supply heat exchanger 2 and air exhaust heat exchange device 5.Compressor 11, air-supply heat exchanger
2, air exhaust heat exchange device 5, coolant throttle device 7 and each connection refrigerant pipe constitute a refrigerating/heating air-conditioning system.
Electrical box 8 is provided in shell 10, electrical box 8 is connect with the power device of shell 10, and friendship is provided in electrical box 8
Stream/DC power supply transformer.Can directly be powered in field using battery also can be used household AC power.
This programme is mutually isolated and arranged in a crossed manner with wind output channel by supply air duct, and supply air duct and wind output channel are all logical
It crosses Total heat exchange filter core and carries out air-supply and air draft, can carry outside, there is refrigeration and heating capacity, be suitable in summer and winter
It uses, and it has the outdoor fresh air of introducing, and foul indoor air is discharged, realizes energy Total heat exchange, has heat recovery function,
Perfect in shape and function, the thermal efficiency is high, and easy to carry, easy for installation.
Embodiment 2
Embodiment 2 is substantially the same manner as Example 1, and this programme further includes that 2 suction wind heat-preserving hoses 15 and 2 are magnetic-type soft
Pipe fitting 16, a suction wind heat-preserving hose 15 are connect by magnetic-type hose coupling 16 with fresh wind port 9, a suction wind heat preservation
Hose 15 is connect by magnetic-type hose coupling 16 with exhaust outlet 6.Room is discharged from outdoor sucking fresh air and by indoor air
Outside.Air draught and air draft distance can be extended.
Embodiment 3
Embodiment 3 is substantially the same manner as Example 1, also resides in, and Portable handle 14 is provided on shell 10.It ensure that entirety
The portable mobile of device is convenient for carrying carrying.
Embodiment 4
Embodiment 4 is substantially the same manner as Example 1, also resides in, and shell 10 is provided with luminous lamp 17.It can be used as in field standby
With headlamp, it can be set and inside and outside be arranged either internally or externally or all.Portable performance has been effectively ensured.
Embodiment 5
A kind of control method of the portable fresh air conditioner of Total heat exchange is based on a kind of portable fresh air conditioner of Total heat exchange,
Supply air duct is passed through by the air that fresh wind port 9 sucks outdoor high temperature by Total heat exchange filter core 12 in refrigeration, by pressure fan 3
Energy exchange becomes the air of medium temperature, and using air-supply heat exchanger 2, the heat for sucking air is absorbed the sky for becoming low temperature by refrigerant
Gas is fed to interior finally by air outlet 1；
The air of indoor low temperature is discharged by full heat by return air inlet 13 in refrigeration, by exhaust blower 3 in the wind output channel
Exchange filter core 12 becomes the air of medium temperature by energy exchange, and using air exhaust heat exchange device 5, the air of discharge absorbs refrigerant
Heat becomes the air of high temperature, is discharged to outdoor finally by exhaust outlet 6 and suction wind heat-preserving hose 15；
The supply air duct is handed over by the air of low temperature outside 9 suction chamber of fresh wind port by full heat in heating, by pressure fan 3
The air that filter core 12 becomes medium temperature by energy exchange is changed, using air-supply heat exchanger 2, sucks the heat of the absorption refrigerant of air
The air for becoming high temperature is fed to interior finally by air outlet 1；
The air of indoor high temperature is discharged by full heat by return air inlet 13 in heating, by exhaust blower 3 in the wind output channel
Exchange filter core 12 becomes the air of medium temperature by energy exchange, and using air exhaust heat exchange device 5, the heat of the air of discharge is by refrigerant
The air for becoming low temperature is absorbed, is discharged to outdoor finally by exhaust outlet 6 and suction wind heat-preserving hose 15.
Schematically the invention and embodiments thereof are described above, description is not limiting, not
In the case where spirit or essential characteristics of the invention, the present invention can be realized in other specific forms.Institute in attached drawing
What is shown is also one of the embodiment of the invention, and actual structure is not limited to this, any attached in claim
Icon note should not limit the claims involved.So not departed from if those of ordinary skill in the art are inspired by it
In the case where this creation objective, frame mode similar with the technical solution and embodiment are not inventively designed, it should all
Belong to the protection scope of this patent.In addition, one word of " comprising " is not excluded for other elements or step, "one" word before the component
It is not excluded for including " multiple " element.The multiple element stated in claim to a product can also by an element by software or
Person hardware is realized.The first, the second equal words are used to indicate names, and are not indicated any particular order.
Claims (11)
1. a kind of portable fresh air conditioner of Total heat exchange, including shell (10), it is characterised in that：Middle part setting in shell (10)
Have Total heat exchange filter core (12), forms supply air duct and wind output channel, the supply air duct and air draft inside the shell (10)
Air duct is mutually isolated and arranged in a crossed manner, and supply air duct and wind output channel all pass through Total heat exchange filter core (12) and blown and arranged
Wind.
2. the portable fresh air conditioner of a kind of Total heat exchange according to claim 1, it is characterised in that：On shell (10) side
Portion is provided with air outlet (1), and lower part is provided with return air inlet (13), and the opposite other side of air outlet (1) is provided with exhaust outlet (6),
The opposite other side of return air inlet (13) is provided with fresh wind port (9), is provided with pressure fan (3) on the inside of the air outlet (1) of shell (10),
Exhaust blower (4) are provided on the inside of the exhaust outlet (6) of shell (10).
3. the portable fresh air conditioner of a kind of Total heat exchange according to claim 2, it is characterised in that：Fresh wind port (9), full heat
Exchange filter core (12), pressure fan (3), air outlet (1) composition supply air duct；Exhaust outlet (6), exhaust blower (4), Total heat exchange filter core
(12), return air inlet (13) constitutes wind output channel.
4. the portable fresh air conditioner of a kind of Total heat exchange according to claim 2, it is characterised in that：It further include air-supply heat exchange
Device (2) and air exhaust heat exchange device (5), air exhaust heat exchange device (5) are arranged between exhaust blower (4) and exhaust outlet (6), heat exchanger of blowing
(2) it is arranged between pressure fan (3) and air outlet (1).
5. the portable fresh air conditioner of a kind of Total heat exchange according to claim 4, it is characterised in that：It further include compressor
(11) and refrigerant pipe, compressor (11) are connect with air-supply heat exchanger (2) and air exhaust heat exchange device (5) by refrigerant pipe, are blown
Heat exchanger (2) is connected with air exhaust heat exchange device (5) by refrigerant pipe.
6. the portable fresh air conditioner of a kind of Total heat exchange according to claim 5, it is characterised in that：It blows heat exchanger (2)
Coolant throttle device (7) are provided between air exhaust heat exchange device (5).
7. the portable fresh air conditioner of a kind of Total heat exchange according to claim 5, it is characterised in that：Setting in shell (10)
Have electrical box (8), electrical box (8) is connect with the power device of shell (10), is provided with ac/dc power supply in electrical box (8)
Transformer.
8. the portable fresh air conditioner of a kind of Total heat exchange according to claim 1, it is characterised in that：It further include 2 suctions
Wind heat-preserving hose (15) and 2 magnetic-type hose couplings (16), a suction wind heat-preserving hose (15) are connect by magnetic-type hose
Head (16) is connect with fresh wind port (9), and a suction wind heat-preserving hose (15) passes through magnetic-type hose coupling (16) and exhaust outlet (6)
Connection.
9. the portable fresh air conditioner of a kind of Total heat exchange according to claim 1, it is characterised in that：Shell is arranged on (10)
There are Portable handle (14).
10. the portable fresh air conditioner of a kind of Total heat exchange according to claim 1, it is characterised in that：Shell (10) is external
And/or outside is provided with luminous lamp (17).
11. based on a kind of control method of any portable fresh air conditioner of Total heat exchange of claim 1-10, feature
It is：
Supply air duct is filtered by the air that fresh wind port (9) suck outdoor high temperature by Total heat exchange in refrigeration, by pressure fan (3)
Core (12) becomes the air of medium temperature by energy exchange, and using air-supply heat exchanger (2), the heat for sucking air is absorbed by refrigerant
The air for becoming low temperature is fed to interior finally by air outlet (1)；
The air of indoor low temperature is discharged by full heat by return air inlet (13) in refrigeration, by exhaust blower (3) in the wind output channel
Exchange filter core (12) becomes the air of medium temperature by energy exchange, and using air exhaust heat exchange device (5), the air of discharge absorbs cold
The heat of matchmaker becomes the air of high temperature, is discharged to outdoor finally by exhaust outlet (6) and suction wind heat-preserving hose (15)；
The supply air duct is handed over by the air of the outer low temperature of fresh wind port (9) suction chamber by full heat in heating, by pressure fan (3)
The air that filter core (12) become medium temperature by energy exchange is changed, using air-supply heat exchanger (2), sucks the absorption refrigerant of air
Heat becomes the air of high temperature, is fed to interior finally by air outlet (1)；
The air of indoor high temperature is discharged by full heat by return air inlet (13) in heating, by exhaust blower (3) in the wind output channel
Exchange filter core (12) becomes the air of medium temperature by energy exchange, using air exhaust heat exchange device (5), the heat quilt of the air of discharge
Refrigerant absorbs the air for becoming low temperature, is discharged to outdoor finally by exhaust outlet (6) and suction wind heat-preserving hose (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810662431.2A CN108917020A (en) | 2018-06-25 | 2018-06-25 | A kind of portable fresh air conditioner of Total heat exchange and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810662431.2A CN108917020A (en) | 2018-06-25 | 2018-06-25 | A kind of portable fresh air conditioner of Total heat exchange and its control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108917020A true CN108917020A (en) | 2018-11-30 |
Family
ID=64422416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810662431.2A Withdrawn CN108917020A (en) | 2018-06-25 | 2018-06-25 | A kind of portable fresh air conditioner of Total heat exchange and its control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108917020A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110779189A (en) * | 2019-11-06 | 2020-02-11 | 深圳市前海大众鑫环保科技有限公司 | Fresh air purification system composed of air conditioner and graphene nanofiber membrane total heat exchanger |
| US11009240B2 (en) | 2019-04-01 | 2021-05-18 | Shenzhen Keku Technology Co., Ltd. | Air conditioner |
-
2018
- 2018-06-25 CN CN201810662431.2A patent/CN108917020A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11009240B2 (en) | 2019-04-01 | 2021-05-18 | Shenzhen Keku Technology Co., Ltd. | Air conditioner |
| CN110779189A (en) * | 2019-11-06 | 2020-02-11 | 深圳市前海大众鑫环保科技有限公司 | Fresh air purification system composed of air conditioner and graphene nanofiber membrane total heat exchanger |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181130 |
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| WW01 | Invention patent application withdrawn after publication |