CN106440030A - Air duct type air conditioner and air conditioning device - Google Patents
Air duct type air conditioner and air conditioning device Download PDFInfo
- Publication number
- CN106440030A CN106440030A CN201610850768.7A CN201610850768A CN106440030A CN 106440030 A CN106440030 A CN 106440030A CN 201610850768 A CN201610850768 A CN 201610850768A CN 106440030 A CN106440030 A CN 106440030A
- Authority
- CN
- China
- Prior art keywords
- air
- air conditioner
- cooled ducted
- snail tongue
- movable
- 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.)
- Pending
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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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
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- 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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0025—Cross-flow or tangential fans
-
- 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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
-
- 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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
-
- 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
- F24F13/24—Means for preventing or suppressing noise
-
- 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
-
- 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
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an air duct type air conditioner and an air conditioning device. The air duct type air conditioner comprises a base, first fan blades, second fan blades and an evaporator, wherein all the first fan blades, second fan blades and evaporator are installed inside the base; the evaporator is positioned between the first fan blades and the second fan blades; a first air hole is formed in one side, corresponding to the first fan blades, of the base; a second air hole is formed in one side, corresponding to the second fan blades, of the base; the first air hole comprises a first normally-open passage and a first controllable passage; the second air hole comprises a second normally-open passage and a second controllable passage; the air duct type air conditioner also comprises a first movable worm tongue and a second movable worm tongue, wherein the first movable worm tongue is used for controlling opening and closing of the first controllable passage; the second movable worm tongue is used for controlling opening and closing of the second controllable passage; the first movable worm tongue is installed at the first controllable passage; and the second movable worm tongue is installed at the second controllable passage. The air duct type air conditioner disclosed by the invention can widen the air return area of a fan by virtue of the movable worm tongues, so the problems of noise and whoop can be solved due to widening of the air return area.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of air-cooled ducted air conditioner and air-conditioning device.
Background technology
At present, because being arranged on house top, heat is due to hot-air to air pipe type air conditioner indoor unit (abbreviation air-cooled ducted air conditioner)
Float, hot blast blows less than house bottom, it is poor to lead to heat comfortableness.
Fig. 1 shows a kind of air-cooled ducted air conditioner of the prior art, it include vaporizer 4, the first air port A, the second air port B,
One fan blade 2 and the second fan blade 3, respectively constitute two cross flow fans to realize down with towards side air-out, thus reach adjusting out
The purpose in wind direction, thus it is poor to solve the problems, such as that air-cooled ducted air conditioner heats comfortableness well.
But, no matter from which direction air-out, its return air inlet is all the air outlet in another direction to this air-cooled ducted air conditioner, because of through-flow
The restriction of this body structure of blower fan, its air port area is less, leads to return air not smooth, therefore air-out when have and pant and abnormal the asking of noise
Topic.
Content of the invention
A kind of air-cooled ducted air conditioner and air-conditioning device is provided, return air area is little to be led to solve in prior art in the embodiment of the present invention
Noise, pant and problem that return air is abnormal.
For achieving the above object, the embodiment of the present invention provides a kind of air-cooled ducted air conditioner, including pedestal, the first fan blade, the second fan blade
And vaporizer, wherein, the first fan blade, the second fan blade and vaporizer are installed in pedestal, and vaporizer be located at the first fan blade with
Between second fan blade, the side corresponding to the first fan blade of pedestal is formed with the first air port, pedestal corresponding to the second fan blade
Side is formed with the second air port；First air port includes the first normally opened passage and the first controlled path, and it is normal that the second air port includes second
Open walk and the second controlled path, air-cooled ducted air conditioner also includes the first movable snail for controlling the first controlled path to open or close
Tongue and the second movable snail tongue for controlling the second controlled path to open or close；First movable snail tongue is arranged on first can
At control passage, the second movable snail tongue is arranged at the second controlled path.
Preferably, the first movable snail tongue includes fixed part, movable part and drive division, movable part be connected with fixed part and
Movable part includes the closed position for closing the first controlled path and the open position for opening the first controlled path, drives
Portion drives movable part to move between an open position and a closed.
Preferably, the second movable snail tongue has and the first movable snail tongue identical structure.
Preferably, the first air port is crosswind mouth, the second air port is lower air port.
Preferably, air-cooled ducted air conditioner also includes the drip tray being arranged in pedestal, drip tray is located at the lower section of the first fan blade.
Preferably, when the first air port as air inlet, the second air port as air outlet when, the first movable snail tongue be in beat
Open position, the second movable snail tongue is in the closed position.
Preferably, when the first air port as air outlet, the second air port as air inlet when, the first movable snail tongue is in pass
Closed position, the second movable snail tongue is in an open position.
Preferably, air-cooled ducted air conditioner also includes shell body, pedestal is arranged in shell body.
Preferably, movable part is pivotably connected with fixed part.
Preferably, the first movable snail tongue is connected with pedestal by fixed part.
Present invention also offers a kind of air-conditioning device, including above-mentioned air-cooled ducted air conditioner.
The present invention can increase the return air area of blower fan by movable snail tongue, thus solve double through-flows can counter blow pipe machine because
Return air area is less, causes noise problem that return air freely do not lead to and problem of panting, and has that structure is simple, the spy of low cost
Point is so that air-cooled ducted air conditioner has higher realizability.
Brief description
Fig. 1 is the structural representation of air-cooled ducted air conditioner of the prior art；
Fig. 2 is the overall structure diagram of the air-cooled ducted air conditioner of the embodiment of the present invention；
Fig. 3 is the exploded view of the air-cooled ducted air conditioner of the embodiment of the present invention；
Fig. 4 is the schematic diagram in side air-out for the embodiment of the present invention
Fig. 5 is the schematic diagram in lower air-out for the embodiment of the present invention
Fig. 6 is the first movable snail tongue of the embodiment of the present invention or the schematic diagram of the second movable snail tongue.
Description of reference numerals：1st, pedestal；2nd, the first fan blade；3rd, the second fan blade；4th, vaporizer；5th, the first movable snail tongue；6、
Second movable snail tongue；7th, fixed part；8th, movable part；9th, drive division；10th, drip tray；11st, shell body；12nd, motor；13rd, motor；
14th, lower cover；15th, electrical appliance kit；16th, shrouding.
Specific embodiment
With specific embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings, but not as the limit to the present invention
Fixed.
As shown in Figures 2 to 5, the air-cooled ducted air conditioner in the present invention includes pedestal 1, the first fan blade 2, the second fan blade 3 and vaporizer
4.Wherein, the first fan blade 2, the second fan blade 3 and vaporizer 4 are installed in pedestal 1, and vaporizer 4 be arranged on the first fan blade 2 with
Between second fan blade 3.Additionally, the first fan blade 2 and the second fan blade 3 are also respectively equipped with a motor 12 and motor 13, with preferred
Ground constitutes two cross flow fans.
Two air ports are formed with pedestal 1, that is, are located at the first air port of the side corresponding to the first fan blade 2 of pedestal 1
A and the second air port B of the side corresponding to the second fan blade 3 positioned at pedestal 1.Preferably, the first air port is crosswind mouth, the
Two air ports are lower air port.
Wherein, each air port is constituted by the controlled passage of a normally opened passage and.For example, the first air port A bag
Include the first normally opened passage and the first controlled path, the second air port B includes the second normally opened passage and the second controlled path.
In order to realize the control to controllable channel, the present invention is also provided with a movable snail tongue at controlled path, with
Open or close corresponding controlled path.For example, the air-cooled ducted air conditioner in the present invention also includes the first movable snail tongue 5 and the second movable snail
Tongue 6, wherein, the first movable snail tongue 5 is arranged at the first controlled path, and the second movable snail tongue 6 is arranged at the second controlled path.
Wherein, the first air port A and the second air port B can be employed as air inlet or air outlet.For example, when the first air port A be into
During air port, then the second air port B is air outlet；Whereas if the first air port A is air outlet, then the second air port B is air inlet.
Refer to Fig. 2, the air-cooled ducted air conditioner in the present invention also includes shell body 11, pedestal 1 is arranged in shell body 11.Shell body
11 lower section is closed by lower cover 14, correspondingly, shell body 11 is formed with crosswind mouth corresponding with the first air port A, and
Lower air port corresponding with the second air port B is then formed with lower cover 14.Meanwhile, it is also equipped with electrical appliance kit 15 in the air-cooled ducted air conditioner in the present invention
With shrouding 16 grade part.
During work, it is in the controlled path closing that the movable snail tongue of air outlet side is controlled, now can be utilized this movable
Snail tongue carries out wind-guiding well, and the controlled path that the movable snail tongue being in air inlet side is controlled is opened, and therefore can make more
Many air-flows pass through, and increase the return air area of blower fan.
By technique scheme, invention increases the return air area of blower fan, thus solve double through-flows can counter blow
Pipe machine is less because of return air area, causes noise that return air freely do not lead to and problem of panting, and has that structure is simple, the spy of low cost
Point is so that air-cooled ducted air conditioner has higher realizability.
Refer to Fig. 6, the movable snail tongue of first in the present invention 5 preferably includes fixed part 7, movable part 8 and drive division 9.Its
In, movable part 8 is connected with fixed part 7, and movable part 8 includes the closed position for closing the first controlled path and is used for opening
The open position of the first controlled path.Drive division 9 then may be installed the side of fixed part 7, to drive movable part 8 in open position
Move and closed position between, additionally, the first movable snail tongue 5 can be connected with pedestal 1 by fixed part 7 on the whole.Preferably,
Two movable snail tongues 6 have and the first movable snail tongue 5 identical structure.When needing to control when opening or closing of controlled path, can
Drive division 9 is controlled to be moved accordingly, to drive movable part 8 to be rotated accordingly.Preferably, movable part 8 and fixed part 7
It is pivotably connected.For example, in one embodiment, the drive division 9 in the present invention can adopt motor, more preferably can be using step
Stepper motor.So, the movable part 8 that rotarily drives of motor is rotated, and can close corresponding controlled path to open.
Refer to Fig. 4 and Fig. 5, the air-cooled ducted air conditioner in the present invention also includes the drip tray 10 being arranged in pedestal 1, drip tray 10
It is installed on pedestal 1 and be located at the lower section of the first fan blade 2.Now, by pedestal 1, drip tray 10, the first movable snail tongue 5, second
Movable snail tongue 6, the first fan blade 2 and the second fan blade 3 collectively form the air channel of unit, and form unit towards side and following one
Cross flow fan system, vaporizer 4 is used for heat exchange as in the middle of the first fan blade 2 and the second fan blade 3.
Fig. 4 shows that the present invention is in operating diagram during side air-out.As shown in figure 4, when the first air port is as air-out
When mouth, the second air port are as air inlet, the first movable snail tongue 5 is in the closed position, and the second movable snail tongue 6 is in an open position.
Therefore, increase the area in the second air port.
Fig. 5 shows that the present invention is in operating diagram during lower air-out.As shown in figure 5, when the first air port is as air intake
When mouth, the second air port are as air outlet, the first movable snail tongue 5 is in an open position, and the second movable snail tongue 6 is in the closed position.
Therefore, increase the area in the first air port.
Present invention also offers a kind of air-conditioning device, including above-mentioned air-cooled ducted air conditioner.
Two sets of blower fan systems (being made up of the first fan blade and the second fan blade respectively) in the present invention can work independently, independent work
When making, as air inlet, air-flow is after it is into and through vaporizer, then the fan action in work for the air blower not worked
Under from its corresponding air port blowout, such that it is able to make air-cooled ducted air conditioner from sidepiece air-out with from bottom air-out, reach scalable air-out
The purpose in direction.
Certainly, it is more than the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art
For, on the premise of without departing from its general principles, some improvements and modifications can also be made, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (11)
1. a kind of air-cooled ducted air conditioner is it is characterised in that include pedestal (1), the first fan blade (2), the second fan blade (3) and vaporizer (4), its
In, described first fan blade (2), the second fan blade (3) and vaporizer (4) are installed in described pedestal (1), and described vaporizer
(4) be located between described first fan blade (2) and the second fan blade (3), described pedestal (1) corresponding to described first fan blade (2)
Side is formed with the first air port, and the side corresponding to described second fan blade (3) of described pedestal (1) is formed with the second air port；
Described first air port includes the first normally opened passage and the first controlled path, described second air port include the second normally opened passage and
Second controlled path, described air-cooled ducted air conditioner also includes the first movable snail tongue for controlling described first controlled path to open or close
(5) the second movable snail tongue (6) and for controlling described second controlled path to open or close；
Described first movable snail tongue (5) is arranged at described first controlled path, and described second movable snail tongue (6) is arranged on described
At second controlled path.
2. air-cooled ducted air conditioner according to claim 1 it is characterised in that described first movable snail tongue (5) include fixed part (7),
Movable part (8) and drive division (9), described movable part (8) is connected with described fixed part (7) and described movable part (8) include for
Close the closed position of described first controlled path and the open position for opening described first controlled path, described drive division
(9) described movable part (8) is driven to move between an open position and a closed.
3. air-cooled ducted air conditioner according to claim 2 is it is characterised in that described second movable snail tongue (6) has and described first
Movable snail tongue (5) identical structure.
4. air-cooled ducted air conditioner according to claim 1 it is characterised in that described first air port be crosswind mouth, described second air port
For lower air port.
5. air-cooled ducted air conditioner according to claim 4 is it is characterised in that described air-cooled ducted air conditioner also includes being arranged on described pedestal (1)
Interior drip tray (10), described drip tray (10) is located at the lower section of described first fan blade (2).
6. air-cooled ducted air conditioner according to claim 2 it is characterised in that when described first air port as air inlet, described second
When air port is as air outlet, described first movable snail tongue (5) is in an open position, and described second movable snail tongue (6) is in closing
Position.
7. air-cooled ducted air conditioner according to claim 2 it is characterised in that when described first air port as air outlet, described second
When air port is as air inlet, described first movable snail tongue (5) is in the closed position, and described second movable snail tongue (6) is in opens
Position.
8. air-cooled ducted air conditioner according to claim 1 is it is characterised in that described air-cooled ducted air conditioner also includes shell body (11), described base
Seat (1) is arranged in described shell body (11).
9. air-cooled ducted air conditioner according to claim 2 is it is characterised in that described movable part (8) is pivotable with described fixed part (7)
Ground connects.
10. air-cooled ducted air conditioner according to claim 2 is it is characterised in that described first movable snail tongue (5) passes through described fixed part
(7) it is connected with described pedestal (1).
A kind of 11. air-conditioning devices are it is characterised in that include the air-cooled ducted air conditioner any one of claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610850768.7A CN106440030A (en) | 2016-09-26 | 2016-09-26 | Air duct type air conditioner and air conditioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610850768.7A CN106440030A (en) | 2016-09-26 | 2016-09-26 | Air duct type air conditioner and air conditioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106440030A true CN106440030A (en) | 2017-02-22 |
Family
ID=58170348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610850768.7A Pending CN106440030A (en) | 2016-09-26 | 2016-09-26 | Air duct type air conditioner and air conditioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106440030A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895493A (en) * | 2017-04-17 | 2017-06-27 | 珠海格力电器股份有限公司 | Bidirectional outlet air blower fan system |
| CN106969418A (en) * | 2017-04-25 | 2017-07-21 | 珠海格力电器股份有限公司 | Air conditioner |
| CN109114675A (en) * | 2018-11-05 | 2019-01-01 | 珠海格力电器股份有限公司 | Air-conditioning equipment and air-cooled ducted air conditioner |
| CN109114676A (en) * | 2018-11-05 | 2019-01-01 | 珠海格力电器股份有限公司 | Air-conditioning equipment and air-cooled ducted air conditioner |
| CN109140592A (en) * | 2018-11-05 | 2019-01-04 | 珠海格力电器股份有限公司 | Air-conditioning equipment and air-cooled ducted air conditioner |
| CN109405069A (en) * | 2018-11-19 | 2019-03-01 | 珠海格力电器股份有限公司 | Indoor unit and air-conditioner set |
| CN109405083A (en) * | 2018-11-19 | 2019-03-01 | 珠海格力电器股份有限公司 | Air conditioner indoor unit and air conditioner |
| CN109520017A (en) * | 2018-11-19 | 2019-03-26 | 珠海格力电器股份有限公司 | Air conditioner indoor unit and air-conditioning |
| WO2019144958A1 (en) * | 2018-01-29 | 2019-08-01 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN110410870A (en) * | 2019-08-26 | 2019-11-05 | 珠海格力电器股份有限公司 | Indoor unit and air conditioner with it |
| EP3640558A4 (en) * | 2017-06-14 | 2021-02-24 | Gree Electric Appliances (Wuhan) Co., Ltd | Commutating air outlet air duct machine and control method therefor, and air-conditioning apparatus |
| WO2021088364A1 (en) * | 2019-11-04 | 2021-05-14 | 珠海格力电器股份有限公司 | Indoor unit and air conditioner having same |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895493A (en) * | 2017-04-17 | 2017-06-27 | 珠海格力电器股份有限公司 | Bidirectional outlet air blower fan system |
| CN106969418A (en) * | 2017-04-25 | 2017-07-21 | 珠海格力电器股份有限公司 | Air conditioner |
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| EP3640558A4 (en) * | 2017-06-14 | 2021-02-24 | Gree Electric Appliances (Wuhan) Co., Ltd | Commutating air outlet air duct machine and control method therefor, and air-conditioning apparatus |
| US11384952B2 (en) | 2017-06-14 | 2022-07-12 | Gree Electric Appliances (Wuhan) Co., Ltd | Air duct machine with switchable air-out directions and control method thereof and air-conditioning apparatus |
| WO2019144958A1 (en) * | 2018-01-29 | 2019-08-01 | 青岛海尔空调器有限总公司 | Vertical air conditioner indoor unit |
| CN109114675A (en) * | 2018-11-05 | 2019-01-01 | 珠海格力电器股份有限公司 | Air-conditioning equipment and air-cooled ducted air conditioner |
| CN109114676A (en) * | 2018-11-05 | 2019-01-01 | 珠海格力电器股份有限公司 | Air-conditioning equipment and air-cooled ducted air conditioner |
| CN109140592A (en) * | 2018-11-05 | 2019-01-04 | 珠海格力电器股份有限公司 | Air-conditioning equipment and air-cooled ducted air conditioner |
| CN109114675B (en) * | 2018-11-05 | 2024-05-14 | 珠海格力电器股份有限公司 | Air conditioning equipment and air duct machine |
| CN109140592B (en) * | 2018-11-05 | 2024-05-14 | 珠海格力电器股份有限公司 | Air conditioning equipment and air duct machine |
| CN109520017A (en) * | 2018-11-19 | 2019-03-26 | 珠海格力电器股份有限公司 | Air conditioner indoor unit and air-conditioning |
| CN109405069B (en) * | 2018-11-19 | 2024-01-12 | 珠海格力电器股份有限公司 | Indoor unit and air conditioning unit |
| CN109405083A (en) * | 2018-11-19 | 2019-03-01 | 珠海格力电器股份有限公司 | Air conditioner indoor unit and air conditioner |
| CN109405069A (en) * | 2018-11-19 | 2019-03-01 | 珠海格力电器股份有限公司 | Indoor unit and air-conditioner set |
| WO2021036415A1 (en) * | 2019-08-26 | 2021-03-04 | 珠海格力电器股份有限公司 | Indoor unit and air conditioner having same |
| CN110410870A (en) * | 2019-08-26 | 2019-11-05 | 珠海格力电器股份有限公司 | Indoor unit and air conditioner with it |
| WO2021088364A1 (en) * | 2019-11-04 | 2021-05-14 | 珠海格力电器股份有限公司 | Indoor unit and air conditioner having same |
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Application publication date: 20170222 |