CN112944472A - Fresh air conditioner indoor unit, fresh air conditioner and control method thereof - Google Patents
Fresh air conditioner indoor unit, fresh air conditioner and control method thereof Download PDFInfo
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- CN112944472A CN112944472A CN202110262802.XA CN202110262802A CN112944472A CN 112944472 A CN112944472 A CN 112944472A CN 202110262802 A CN202110262802 A CN 202110262802A CN 112944472 A CN112944472 A CN 112944472A
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- air
- flow channel
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000004378 air conditioning Methods 0.000 claims abstract description 9
- 238000007664 blowing Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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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
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
- F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
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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
- F24F1/0035—Indoor units, e.g. fan coil units characterised by introduction of outside air to the room
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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
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
- F24F2013/1433—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with electric motors
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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 invention provides a fresh air conditioner indoor unit, a fresh air conditioner and a control method thereof. Machine in new trend air conditioning includes: an indoor heat exchanger; the fresh air channel comprises a main air channel, an air inlet is formed at the first end of the main air channel, the fresh air channel further comprises a first air outlet flow channel and a second air outlet flow channel, the first air outlet flow channel and the second air outlet flow channel are connected with the second end of the main air channel, and fresh air in the fresh air channel flows through the air flow of the second air outlet flow channel and can exchange heat with the indoor heat exchanger. The invention can improve the comfort level of the air conditioner.
Description
Technical Field
The invention relates to the technical field of fresh air systems, in particular to a fresh air conditioner indoor unit, a fresh air conditioner and a control method of the fresh air conditioner.
Background
Present air quality is more and more poor, and the user also more and more attaches attention to the quality of air in the room, appears gradually in the market in order to improve the air quality air conditioner that has the new trend function, can also handle the air when adjusting indoor temperature, improves indoor air quality. Prior art new trend export is located the air conditioner front end, and the new trend blows in indoor forward, when air conditioner the place ahead has the user, blows in indoor can directly blow the people's face forward, influences air conditioner travelling comfort and user experience.
Disclosure of Invention
In view of the above, the present invention provides a fresh air conditioner indoor unit, a fresh air conditioner and a control method thereof, which are at least used for solving the technical problem of poor comfort of fresh air outlet in the prior art, and specifically:
in a first aspect, the present invention provides a fresh air conditioner indoor unit, comprising:
an indoor heat exchanger;
the fresh air duct comprises a main air duct, an air inlet is formed at the first end of the main air duct,
the fresh air duct also comprises a first air outlet flow channel and a second air outlet flow channel, the first air outlet flow channel and the second air outlet flow channel are connected with the second end of the main air duct, wherein,
the fresh air in the fresh air duct can exchange heat with the indoor heat exchanger through the airflow flowing through the second air outlet flow channel.
Further optionally, an air outlet switching mechanism is disposed at the second end of the main air duct, and the air outlet switching mechanism is configured to enable one of the first air outlet flow channel and the second air outlet flow channel to be opened and closed, and the air outlet switching mechanism is further configured to enable the first air outlet flow channel and the second air outlet flow channel to be closed simultaneously.
Further optionally, the first air outlet channel and the second air outlet channel are perpendicular to each other and connected to the second end of the main air duct;
the air outlet switching mechanism comprises an air outlet baffle and a first driving motor,
the air outlet baffle comprises a rotating shaft, a first plate and a second plate which are fixedly connected with the rotating shaft, the first plate and the second plate are vertically arranged,
the first driving motor is in driving connection with the rotating shaft.
Further optionally, the first air outlet channel is used for exhausting air towards the front part of the fresh air conditioner indoor unit, and the second air outlet channel is used for exhausting air towards the top and/or the side part of the fresh air conditioner indoor unit.
Further optionally, the first outlet air flow channel includes a plurality of branches, and/or,
the second air outlet flow channel comprises a plurality of branches.
Further optionally, a switching mechanism is arranged at the first end of the main air duct, and the switching mechanism is used for opening and closing the air inlet of the main air duct.
Further optionally, the opening and closing mechanism comprises a second driving motor and an air inlet baffle, the air inlet baffle is connected with the second driving motor,
the air inlet baffle is provided with an air inlet opening, when the air inlet baffle is along with the second driving motor rotates to the air inlet opening with the air intake is relative, the air intake is opened, when the air inlet opening with when the air intake staggers, the air inlet baffle shutoff the air intake.
Further optionally, the air intake baffle is configured as a circular plate, and the baffle is further provided with an air exhaust opening,
the air outlet and the air outlet of the fresh air conditioner indoor unit are arranged side by side, when the air inlet opening is opposite to the air inlet opening, the air outlet is opposite to the air outlet opening,
and, the air inlet baffle can block simultaneously the air intake with the air exit.
In a second aspect, the present invention provides a fresh air conditioner, including the fresh air conditioner indoor unit.
In a third aspect, the present invention provides a control method for the fresh air conditioner, wherein when a fresh air system of the fresh air conditioner operates alone, any one of the first air outlet flow channel and the second air outlet flow channel is opened to discharge air;
when the fresh air system and the air conditioning system of the fresh air conditioner operate simultaneously, the first air outlet flow channel is controlled to be closed, the second air outlet flow channel is controlled to be opened, and fresh air flows out of the second air outlet flow channel.
According to the invention, the fresh air outlet channels are arranged to enable the fresh air outlet to select different directions, so that direct blowing to a user is avoided, and the comfort level is improved. Meanwhile, the second air outlet flow channel and the indoor heat exchanger can exchange heat, so that the temperature difference between fresh air outlet and air conditioner outlet is reduced, the comfort of fresh air is further improved, and the user experience is better.
Drawings
The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely some embodiments of the present disclosure, and other drawings may be derived from those drawings by those of ordinary skill in the art without inventive effort.
FIG. 1 is a schematic partial cross-sectional view of an indoor unit of a fresh air conditioner according to the present invention (fresh air system off);
fig. 2 shows a schematic partial cross-sectional view of the fresh air conditioner indoor unit according to the present invention (the first outlet air flow channel is open);
fig. 3 is a schematic partial cross-sectional view of the indoor unit of the fresh air conditioner according to the present invention (the second outlet flow path is open);
FIG. 4 is a schematic view of the structure of the air outlet baffle of the present invention;
fig. 5 shows a schematic view of the structure of the air inlet baffle plate of the invention.
In the figure:
10. a main air duct; 11. a first air outlet flow channel; 12. a second air outlet flow channel; 13. an air inlet; 2. an air outlet baffle plate; 21. a first plate; 22. a second plate; 3. an air inlet baffle; 31. an air inlet opening; 32. an air exhaust opening; 4. an indoor heat exchanger; 5. a filtration device; 6. fresh air fan.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude at least one, unless the context clearly dictates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
According to the invention, the fresh air outlet channels are arranged to enable the fresh air outlet to select different directions, so that direct blowing to a user is avoided, and the comfort level is improved. Meanwhile, the second air outlet flow channel and the indoor heat exchanger can exchange heat, so that the temperature difference between fresh air outlet and air conditioner outlet is reduced, the comfort of fresh air is further improved, and the user experience is better. The invention is described in detail below with reference to specific examples:
as shown in fig. 1, 2 and 3, the present invention provides a fresh air conditioner indoor unit, comprising:
the device comprises a machine body, a first connecting piece and a second connecting piece, wherein a mounting space is formed inside the machine body; the installation space is provided with:
an indoor heat exchanger 4;
the new trend system, including new trend wind channel, new trend fan 6 and filter equipment 5, new trend fan 6 provides drive power and makes the air admission new trend wind channel to filter through filter equipment 5, then flow out from the new trend wind channel. The fresh air duct comprises a main air duct 10, an air inlet 13 is formed at the first end of the main air duct 10, the air inlet 13 is communicated with the outside of the machine body, the fresh air duct further comprises a first air outlet flow channel 11 and a second air outlet flow channel 12, and the first air outlet flow channel 11 and the second air outlet flow channel 12 are connected with the second end of the main air duct 10. The second air outlet flow channel 12 is disposed close to the indoor heat exchanger 4, and the air flow flowing through the second air outlet flow channel 12 can exchange heat with the indoor heat exchanger 4.
Preferably, in this embodiment, the first air outlet channel 11 is located at the lower side of the heat exchanger, and the second heat exchange channel is formed between the indoor heat exchanger 4 and the machine body back plate and is disposed close to the indoor heat exchanger 4, so that the air flow inside the second heat exchange channel can exchange heat with the heat exchanger.
Preferably, the first outlet air flow channel 11 and the second outlet air flow channel 12 are perpendicular to each other and connected to the second end of the main air duct 10, so that the outlet air directions of the two channels are different, the first outlet air flow channel 11 may include one or more branches, and the multiple branches are arranged in parallel, and/or the second outlet air flow channel 12 may also include one or more branches, and the multiple branches are arranged in parallel. Furthermore, the first air outlet channel 11 is used for discharging air towards the front part of the fresh air conditioner indoor unit, the second air outlet channel 12 is used for discharging air towards the top and/or the side part of the fresh air conditioner indoor unit, when the first air outlet channel 11 discharges air, the fresh air directly discharges air towards the front side, so that the fresh air has a longer air discharging distance, and indoor air exchange can be quickly realized. When the second air outlet flow channel 12 is used for air outlet, the fresh air is exhausted towards the upper side and/or the left side and the right side of the machine body, so that direct blowing to a user can be avoided, and the comfort level is improved.
The second end of the main air duct 10 is provided with an air outlet switching mechanism, the air outlet switching mechanism is used for enabling one of the first air outlet flow channel 11 and the second air outlet flow channel 12 to be opened and the other to be closed, and the air outlet switching mechanism is also used for enabling the first air outlet flow channel 11 and the second air outlet flow channel 12 to be closed simultaneously.
Preferably, the air outlet switching mechanism includes an air outlet baffle 2 and a first driving motor, as shown in fig. 4, the air outlet baffle 2 includes a rotating shaft and a first plate 21 and a second plate 22 fixedly connected to the rotating shaft, the first plate 21 and the second plate 22 are vertically disposed, and the first driving motor is drivingly connected to the rotating shaft. The first driving motor drives the first plate 21 and the second plate 22 to rotate synchronously, and when the first plate 21 rotates into the first air outlet flow channel 11, the second plate 22 plugs the first air outlet flow channel 11, and at this time, the second air outlet flow channel 12 is opened; when the second plate 22 rotates into the second air outlet flow channel 12, the first plate 21 blocks the second air outlet flow channel 12, and at this time, the first air outlet flow channel 11 is opened; when the first plate 21 rotates to block the first air outlet channel 11, the second plate 22 blocks the second air outlet channel 12, the two channels are closed at the same time, the fresh air system stops working, and foreign matters can be prevented from entering the main air duct 10.
The first end of main wind channel 10 is provided with closing mechanism, and closing mechanism is used for opening and closing the air intake 13 of main wind channel 10, closes air intake 13 when new trend system stop work, avoids air intake 13 to get into the foreign matter. Preferably, as shown in fig. 5, the opening and closing mechanism includes a second driving motor and an air inlet baffle plate 3, the air inlet baffle plate 3 is connected to the second driving motor, an air inlet opening 31 is provided on the air inlet baffle plate 3, when the air inlet baffle plate 3 rotates with the second driving motor until the air inlet opening 31 is opposite to the air inlet 13, the air inlet 13 is opened, and when the air inlet opening 31 is staggered from the air inlet 13, the air inlet 13 is blocked by the air inlet baffle plate 3. Further, in the present embodiment, the air intake baffle 3 is configured as a circular plate, the center of the circle of the air intake baffle 3 is connected to the driving shaft of the second driving motor, and the air intake opening 31 is formed at the side of the air intake baffle 3 and is configured as a hole adapted to the shape of the air intake opening 13, such as a circular hole. Preferably, the baffle is further provided with an air exhaust opening 32, an air exhaust opening and an air outlet of the fresh air conditioner indoor unit are arranged side by side, when the air inlet opening 31 is opposite to the air inlet 13, the air exhaust opening is opposite to the air exhaust opening 32, and the air inlet baffle 3 can simultaneously block the air inlet 13 and the air exhaust opening.
The invention also provides a fresh air conditioner which comprises a fresh air system and an air conditioning system, wherein the fresh air system is arranged in the fresh air conditioner indoor unit, and the indoor heat exchanger 4 of the air conditioning system is arranged in the fresh air conditioner indoor unit.
The control method of the fresh air conditioner of the invention comprises the following steps: when the fresh air system operates alone, any one of the first air outlet flow channel 11 and the second air outlet flow channel 12 is opened to exhaust air.
When a person is in front of the air conditioner, the direct blowing of the person is avoided, the first air outlet flow channel 11 is closed, the second air outlet flow channel 12 is opened, fresh air is discharged from the second air outlet flow channel 12, the direct blowing of the person is avoided, and the comfort level is reduced; when no person is in front of the air conditioner, the first air outlet flow channel 11 discharges fresh air, and the second air outlet flow channel 12 is closed, so that the blowing-out distance of the fresh air is increased;
when the fresh air system and the air conditioning system operate simultaneously, the first air outlet flow channel 11 is controlled to be closed, the second air outlet flow channel 12 is controlled to be opened, and fresh air flows out from the second air outlet flow channel 12, so that the process that the fresh air flows through the second air outlet flow channel 12 can exchange heat with the heat exchanger, the temperature difference between the fresh air and air outlet of the air conditioner is reduced, and the comfort level is improved.
Preferably, the above control can be manually controlled by a user through a remote controller, a mobile phone APP, etc., or a control logic is added in a control module of the fresh air conditioner, and a detection module is provided, when a person moves in an air outlet range of the first air outlet, the air outlet flow channel is switched, or when the air conditioning system operates, the second air outlet flow channel 12 is defaulted to air outlet.
The fresh air system is combined with the air conditioning system, so that the air outlet temperature of the fresh air is adjustable, and the air outlet comfort level is improved. Meanwhile, the air outlet flow channel can be switched by the arrangement of the air outlet switching mechanism, so that the air outlet direction of fresh air can be changed, the direct blowing to a human body is avoided, and the comfort level is improved.
Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (10)
1. The utility model provides a machine in new trend air conditioning which characterized in that includes:
an indoor heat exchanger;
the fresh air duct comprises a main air duct, an air inlet is formed at the first end of the main air duct,
the fresh air duct also comprises a first air outlet flow channel and a second air outlet flow channel, the first air outlet flow channel and the second air outlet flow channel are connected with the second end of the main air duct, wherein,
the fresh air in the fresh air duct can exchange heat with the indoor heat exchanger through the airflow flowing through the second air outlet flow channel.
2. The indoor unit of a fresh air conditioner as claimed in claim 1, wherein an outlet switching mechanism is disposed at the second end of the main air duct, the outlet switching mechanism is configured to open and close one of the first outlet flow channel and the second outlet flow channel, and the outlet switching mechanism is further configured to close the first outlet flow channel and the second outlet flow channel simultaneously.
3. The indoor unit of a fresh air conditioner as claimed in claim 2, wherein the first outlet air flow channel and the second outlet air flow channel are perpendicular to each other and connected to the second end of the main air duct;
the air outlet switching mechanism comprises an air outlet baffle and a first driving motor,
the air outlet baffle comprises a rotating shaft, a first plate and a second plate which are fixedly connected with the rotating shaft, the first plate and the second plate are vertically arranged,
the first driving motor is in driving connection with the rotating shaft.
4. The indoor unit of claim 3, wherein the first outlet channel is oriented towards the front outlet of the indoor unit, and the second outlet channel is oriented towards the top and/or side of the indoor unit.
5. The fresh air conditioner indoor unit of claim 4, wherein the first outlet air flow channel comprises a plurality of branches, and/or,
the second air outlet flow channel comprises a plurality of branches.
6. The indoor unit of a fresh air conditioner as claimed in any one of claims 1 to 5, wherein the first end of the main air duct is provided with an opening and closing mechanism for opening and closing the air inlet of the main air duct.
7. The indoor unit of fresh air conditioner as claimed in claim 6, wherein the opening/closing mechanism comprises a second driving motor and an air inlet baffle connected to the second driving motor,
the air inlet baffle is provided with an air inlet opening, when the air inlet baffle is along with the second driving motor rotates to the air inlet opening with the air intake is relative, the air intake is opened, when the air inlet opening with when the air intake staggers, the air inlet baffle shutoff the air intake.
8. The fresh air indoor unit of claim 7, wherein the air intake baffle is configured as a circular plate, the baffle is further provided with an air discharge opening,
the air outlet and the air outlet of the fresh air conditioner indoor unit are arranged side by side, when the air inlet opening is opposite to the air inlet opening, the air outlet is opposite to the air outlet opening,
and, the air inlet baffle can block simultaneously the air intake with the air exit.
9. A fresh air conditioner, characterized in that, comprising the fresh air conditioner indoor unit of any one of claims 1 to 8.
10. A control method of a fresh air conditioner according to claim 9, characterized in that when the fresh air system of the fresh air conditioner operates alone, any one of the first air outlet flow passage and the second air outlet flow passage is opened to discharge air;
when the fresh air system and the air conditioning system of the fresh air conditioner operate simultaneously, the first air outlet flow channel is controlled to be closed, the second air outlet flow channel is controlled to be opened, and fresh air flows out of the second air outlet flow channel.
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