CN112594781A - Fresh air system and air conditioner - Google Patents
Fresh air system and air conditioner Download PDFInfo
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- CN112594781A CN112594781A CN202011597456.2A CN202011597456A CN112594781A CN 112594781 A CN112594781 A CN 112594781A CN 202011597456 A CN202011597456 A CN 202011597456A CN 112594781 A CN112594781 A CN 112594781A
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- Prior art keywords
- air
- air duct
- duct
- fresh
- fresh 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
- 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
- F24F1/0038—Indoor units, e.g. fan coil units characterised by introduction of outside air to the room in combination with simultaneous exhaustion of inside 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
- 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
- F24F1/0022—Centrifugal or radial fans
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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
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
- F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
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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
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
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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
- F24F13/28—Arrangement or mounting of filters
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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
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
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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
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
- F24F2013/0616—Outlets that have intake openings
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a fresh air system and an air conditioner, wherein the fresh air system comprises a shell, a centrifugal fan blade, a fresh air duct, a dirty air duct and an indoor air duct, the shell is provided with an air induction cavity, and a first air duct, a second air duct, a first air induction port and a second air induction port which are communicated with the air induction cavity, wherein the first air induction port and the second air induction port are arranged oppositely, and the first air duct and the second air duct can be arranged in an opening or closing manner; the centrifugal fan blade is rotatably arranged in the air inducing cavity; the fresh air duct can be communicated with the first air inducing port in an on-off manner; the dirty air duct is communicated with the second air duct; the indoor air duct can be communicated with the second air inducing port in an on-off mode. By adopting the scheme, the outdoor fresh air can enter the room and the indoor air can be discharged out of the room through the matching of opening or closing of different air channels, and the mixed heat exchange of the outdoor air and the indoor air can be realized. Moreover, the fresh air system can realize the functions by adopting one centrifugal fan blade, so that the structure can be simplified, and the cost is reduced.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a fresh air system and an air conditioner.
Background
The air conditioner refers to the equipment that mainly used adjusted room air temperature, because air pollution problems such as haze that constantly appear, people pay more and more attention to indoor air quality, attach more importance to indoor air conditioner's air purification function. The floor type air conditioner indoor unit in the current market is usually provided with a fresh air device, but most of the fresh air is introduced into the indoor environment, the air quality of the indoor environment is improved, and less products are introduced from indoor foul air to the outside. The existing fresh air system capable of realizing bidirectional flow of indoor and outdoor air can be realized only by using two fan blades, and has a complex structure and high cost.
Disclosure of Invention
The invention provides a fresh air system and an air conditioner, which aim to reduce the cost of the conventional fresh air system.
To achieve the above object, according to one aspect of the present invention, there is provided a fresh air system including: the air conditioner comprises a shell, a first air duct, a second air duct, a first air inducing port and a second air inducing port, wherein the shell is provided with an air inducing cavity, and the first air duct, the second air duct, the first air inducing port and the second air inducing port are communicated with the air inducing cavity; the centrifugal fan blade is rotatably arranged in the induced draft cavity; the fresh air duct can be communicated with the first air inducing port in an on-off manner; the dirty air duct is communicated with the second air duct; and the indoor air duct can be communicated with the second air inducing port in an on-off manner.
Further, new trend system still includes: the first wind shielding part is arranged in the first wind channel, and at least one part of the first wind shielding part is movably arranged so as to open or close the first wind channel; and the second air blocking part is arranged in the first air channel, and at least one part of the second air blocking part is movably arranged so as to open or close the second air channel.
Further, the first windshield portion includes: the baffle is rotatably arranged to open or close the first air duct; the driving part is in driving connection with the baffle to drive the baffle to rotate.
Furthermore, the extending directions of the first air duct and the second air duct are both perpendicular to the axial direction of the centrifugal fan blade, and the fresh air duct extends along the axial direction of the centrifugal fan blade; the dirty wind channel comprises a first pipe section, a second pipe section and a third pipe section which are connected in sequence, wherein the first pipe section is communicated with the second wind channel, and the third pipe section extends along the axial direction of the centrifugal fan blade.
Further, new trend system still includes: the filter screen, the filter screen sets up in the new trend wind channel.
According to another aspect of the invention, an air conditioner is provided, which comprises the fresh air system.
Further, the air conditioner further includes: a housing; the heat exchange structure and the fresh air system are arranged in the cavity of the shell, and the fresh air system is located below the heat exchange structure.
Further, the shell has antetheca, back wall and is located the antetheca with first lateral wall, second lateral wall between the back wall, first lateral wall has indoor wind air intake, the second lateral wall has new trend air outlet, the back wall has new trend air intake and dirty wind air outlet, wherein, the new trend air intake with new trend wind channel intercommunication, new trend air outlet with first wind channel intercommunication, indoor wind air intake with indoor wind channel intercommunication, dirty wind air outlet with dirty wind channel intercommunication.
Further, the air conditioner further includes: the first air door is used for opening or closing the indoor air inlet; the second air door is used for opening or closing the fresh air inlet; and the third air door is used for opening or closing the dirty air outlet.
Further, the heat exchange structure includes: the fan is provided with an upper air outlet and a lower air outlet which can selectively discharge air; the heat exchanger is arranged above the fan.
The technical scheme of the invention is applied, and a fresh air system is provided, wherein the fresh air system comprises a shell, a centrifugal fan blade, a fresh air duct, a dirty air duct and an indoor air duct, the shell is provided with an air induction cavity, and a first air duct, a second air duct, a first air induction port and a second air induction port which are communicated with the air induction cavity, wherein the first air induction port and the second air induction port are arranged oppositely, and the first air duct and the second air duct can be arranged in an opening or closing manner; the centrifugal fan blade is rotatably arranged in the air inducing cavity; the fresh air duct can be communicated with the first air inducing port in an on-off manner; the dirty air duct is communicated with the second air duct; the indoor air duct can be communicated with the second air inducing port in an on-off mode. By adopting the scheme, the outdoor fresh air can enter the room and the indoor air can be discharged out of the room through the matching of opening or closing of different air channels, and the mixed heat exchange of the outdoor air and the indoor air can be realized. Moreover, the fresh air system can realize the functions by adopting one centrifugal fan blade, so that the structure can be simplified, and the cost is reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows a schematic structural diagram of a fresh air system provided by an embodiment of the invention;
FIG. 2 shows a cross-sectional view of the fresh air system of FIG. 1;
FIG. 3 is a schematic view of the fresh air system of FIG. 1 in a fresh air intake mode;
FIG. 4 shows a cross-sectional view of the fresh air system of FIG. 3;
FIG. 5 is a schematic view of the fresh air system of FIG. 1 in a blowdown air mode;
FIG. 6 shows a cross-sectional view of the fresh air system of FIG. 5;
FIG. 7 is a schematic diagram of the fresh air system of FIG. 1 in a fresh air intake heat exchange mode;
FIG. 8 shows a cross-sectional view of the fresh air system of FIG. 7;
fig. 9 is a schematic structural view illustrating an air conditioner according to an embodiment of the present invention;
FIG. 10 shows a front view of the air conditioner of FIG. 9;
FIG. 11 shows a side view of the air conditioner of FIG. 9;
fig. 12 illustrates a rear view of the air conditioner in fig. 9;
fig. 13 shows another side view of the air conditioner of fig. 9.
Wherein the figures include the following reference numerals:
10. a housing; 11. a first air duct; 12. a second air duct; 20. a centrifugal fan blade; 30. a fresh air duct; 40. a dirty air duct; 50. a first windshield portion; 60. a second wind blocking part; 70. a filter screen; 80. a housing; 81. an indoor air inlet; 82. a fresh air outlet; 83. a fresh air inlet; 84. a dirty air outlet; 90. a heat exchange structure; 91. a fan; 92. a heat exchanger.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.
As shown in fig. 1 to 13, an embodiment of the present invention provides a fresh air system, including: the air conditioner comprises a shell 10, wherein the shell 10 is provided with an air induction cavity, and a first air duct 11, a second air duct 12, a first air induction port and a second air induction port which are communicated with the air induction cavity, wherein the first air induction port and the second air induction port are arranged oppositely, and the first air duct 11 and the second air duct 12 can be arranged in an opening or closing manner; the centrifugal fan blade 20 is rotatably arranged in the induced draft cavity; the fresh air duct 30 is communicated with the first air induction port in a switching mode; the dirty air duct 40, the dirty air duct 40 and the second air duct 12 are communicated; and the indoor air duct can be communicated with the second air inducing port in an on-off manner. Wherein, the centrifugal fan blade 20 is a double centrifugal fan blade.
By adopting the scheme, the outdoor fresh air can enter the room and the indoor air can be discharged out of the room through the matching of opening or closing of different air channels, and the mixed heat exchange of the outdoor air and the indoor air can be realized. Moreover, the fresh air system can realize the functions by adopting one centrifugal fan blade 20, so the structure can be simplified, and the cost is reduced.
Specifically, the fresh air system has a fresh air intake mode, a blow-down air mode and a fresh air intake heat exchange mode. In the fresh air inlet mode, the fresh air duct 30 is opened, the first air duct 11 is opened, the second air duct 12 is closed, and the indoor air duct is closed; in the sewage air discharge mode, an indoor air duct is opened, the second air duct 12 is opened, a sewage air duct 40 is opened, the first air duct 11 is closed, and the fresh air duct 30 is closed; in the fresh air inlet heat exchange mode, the fresh air duct 30 is opened, the first air duct 11 is opened, the second air duct 12 is closed, and the indoor air duct is opened.
In this embodiment, the new trend system still includes: a first wind blocking portion 50 disposed in the first wind path 11, at least a portion of the first wind blocking portion 50 being movably disposed to open or close the first wind path 11; and a second wind blocking portion 60 disposed in the first wind path 11, at least a portion of the second wind blocking portion 60 being movably disposed to open or close the second wind path 12. In this way, the first wind blocking portion 50 and the second wind blocking portion 60 can respectively open and close the first wind path 11 and the second wind path 12, thereby controlling the flowing direction of the gas.
In the present embodiment, the first windshield portion 50 includes: a shutter rotatably provided to open or close the second duct 12; the driving part is in driving connection with the baffle to drive the baffle to rotate. That is, the driving part drives the baffle to rotate, and the rotation of the baffle opens or closes the first air duct 11. Wherein the shape of the baffle matches the shape of the first air duct 11. The driving part is a motor.
Specifically, the extending directions of the first air duct 11 and the second air duct 12 are both perpendicular to the axial direction of the centrifugal fan blade 20, and the fresh air duct 30 extends along the axial direction of the centrifugal fan blade 20; the dirty air duct 40 includes a first pipe section, a second pipe section and a third pipe section which are connected in sequence, wherein the first pipe section is communicated with the second air duct 12, and the third pipe section extends along the axial direction of the centrifugal fan blade 20. Through this setting, can be convenient for wind channel arrangement and guide the gas flow direction.
In this embodiment, the new trend system still includes: the filter screen 70, the filter screen 70 sets up in the new trend wind channel 30. The wind entering from the outside can be filtered by the filter net 70 to prevent the foreign substances from entering the inside of the room.
Another embodiment of the present invention provides an air conditioner, which includes the above fresh air system. By adopting the scheme, the outdoor fresh air can enter the room and the indoor air can be discharged out of the room through the matching of opening or closing of different air channels, and the mixed heat exchange of the outdoor air and the indoor air can be realized. Moreover, the fresh air system can realize the functions by adopting one centrifugal fan blade 20, so the structure can be simplified, and the cost is reduced. Thus, the air conditioner has the functions of fresh air exchange and exhaust of the exhaust air besides the functions of refrigeration and heating.
In this embodiment, the air conditioner further includes: a housing 80; heat exchange structure 90, heat exchange structure 90 and new trend system all set up in the cavity of shell 80, and the new trend system is located heat exchange structure 90's below. Wherein the heat exchange structure 90 is used for cooling or heating. The fresh air system is arranged below the heat exchange structure 90, so that the structural arrangement is convenient. Moreover, in this embodiment, the air channels of the heat exchange structure 90 and the fresh air system are independently arranged, and the two air channels cannot affect each other.
Specifically, the housing 80 has a front wall, a rear wall, and a first side wall and a second side wall located between the front wall and the rear wall, the first side wall has an indoor air inlet 81, the second side wall has a fresh air outlet 82, and the rear wall has a fresh air inlet 83 and a dirty air outlet 84, wherein the fresh air inlet 83 is communicated with the fresh air duct 30, the fresh air outlet 82 is communicated with the first air duct 11, the indoor air inlet 81 is communicated with the indoor air duct, and the dirty air outlet 84 is communicated with the dirty air duct 40. Wherein, the area between the indoor air inlet 81 and the second induced air opening forms an indoor air duct.
Further, the air conditioner further includes: a first air door for opening or closing the indoor air inlet 81; the second air door is used for opening or closing the fresh air inlet 83; and a third damper for opening or closing the dirty air outlet 84. Therefore, the corresponding air opening can be controlled to be opened or closed through the air door, so that outdoor fresh air enters the room and indoor air is discharged out of the room, and mixed heat exchange of the outdoor air and the indoor air can be realized.
In this embodiment, the heat exchange structure 90 includes: the fan 91 is provided with an upper air outlet and a lower air outlet which can selectively discharge air; and a heat exchanger 92, wherein the heat exchanger 92 is arranged above the fan 91.
Wherein, the casing 80 has an upper air inlet and a lower air inlet; a fan 91 is provided in the cavity of the housing. The fan comprises a volute, the volute is provided with an air inlet cavity, an air inducing port, an upper air outlet and a lower air outlet, the air inducing port, the upper air outlet and the lower air outlet are communicated, and the upper air outlet are communicated.
Optionally, an upper air duct and a lower air duct are arranged between the volute casing and the shell, two ends of the upper air duct are respectively communicated with the upper air inlet and the induced draft opening, and the lower air duct is respectively communicated with the lower air inlet and the induced draft opening; the fan is provided with an upper air outlet state and a lower air outlet state; the upper wind shielding mechanism is arranged in the cavity of the shell, and at least one part of the upper wind shielding mechanism is movably arranged to open or close the upper wind channel; and the lower wind shielding mechanism is arranged in the cavity of the shell, and at least one part of the lower wind shielding mechanism is movably arranged to open or close the lower wind channel. Therefore, the air inlet direction and the air outlet direction can be limited, and the air quantity is improved.
Optionally, the rotary volute tongue is rotatably arranged in the air inlet cavity to switch the fan into an upper air outlet state or a lower air outlet state. The rotary volute tongue is provided with a first position for plugging the lower air outlet and avoiding the upper air outlet, and the rotary volute tongue is also provided with a second position for plugging the upper air outlet and avoiding the lower air outlet; when the fan is in an air outlet state of the upper air outlet, the rotary volute tongue is in a first position, the upper air duct is closed, and the lower air duct is opened; and under the condition that the fan is in the air outlet state of the lower air outlet, the rotary volute tongue is in the second position, the upper air duct is opened, and the lower air duct is closed.
Optionally, the inner wall of the air inlet chamber has a guide groove, and the blower further comprises a guide structure disposed on the rotary volute tongue, the guide structure being located in the guide groove to move along the guide groove. Therefore, the rotary volute tongue can be guided by matching the guide structure and the guide groove, so that the rotary volute tongue can move stably, the shaking is reduced, and the reliability is improved.
Optionally, the guide structure comprises: the first roller is rotatably arranged on the rotary volute tongue, the axis of the first roller is parallel to the rotating center line of the rotary volute tongue, and the first roller is abutted against the side wall of the guide groove; the second roller is rotatably arranged on the rotary volute tongue, the axis of the second roller is perpendicular to the rotation center line of the rotary volute tongue, and the second roller is abutted against the bottom wall of the guide groove. Through the first idler wheel and the second idler wheel with different axes, the rotating volute tongue is limited and guided in different directions, so that the rotating volute tongue can move stably. The first roller and the second roller are adopted, so that the direct contact between the rotating volute tongue and the inner wall of the air inlet cavity is avoided, the friction resistance is reduced, and the movement is smooth.
Optionally, the rotating volute tongue comprises: the arc-shaped plate is used for plugging the upper air outlet or the lower air outlet, and a gap is formed between the arc-shaped plate and the inner wall of the air inlet cavity; the arc-shaped blocking rib is arranged on the arc-shaped plate, and one part of the arc-shaped blocking rib is positioned in the guide groove. A gap is arranged between the arc-shaped plate and the inner wall of the air inlet cavity, so that the rotating volute tongue can rotate conveniently, and the clamping is avoided. The arc-shaped blocking ribs extending into the guide grooves can block the gaps, air leakage at the gaps is avoided, and sealing performance and air quantity of the fan are improved. Optionally, a gap is formed between the arc-shaped blocking rib and the inner wall of the air inlet cavity, so that friction force generated by contact between the arc-shaped blocking rib and the inner wall of the air inlet cavity is avoided. Moreover, the arc-shaped blocking rib is provided with an avoiding groove for avoiding the guide structure. The avoiding groove can avoid the interference of the guide structure and the arc-shaped blocking rib, so that the arrangement of the guide structure is convenient.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A fresh air system, comprising:
the air conditioner comprises a shell (10), wherein the shell (10) is provided with an air induction cavity, and a first air duct (11), a second air duct (12), a first air induction port and a second air induction port which are communicated with the air induction cavity, wherein the first air induction port and the second air induction port are arranged oppositely, and the first air duct (11) and the second air duct (12) can be arranged in an opening or closing manner;
the centrifugal fan blade (20) is rotatably arranged in the induced draft cavity;
the fresh air duct (30), the said fresh air duct (30) can connect with said first induced draft opening on-off;
the dirty air duct (40), the dirty air duct (40) and the second air duct (12) are communicated;
and the indoor air duct can be communicated with the second air inducing port in an on-off manner.
2. The fresh air system as recited in claim 1, further comprising:
a first wind blocking portion (50) disposed within the first wind path (11), at least a portion of the first wind blocking portion (50) being movably disposed to open or close the first wind path (11);
and the second wind blocking part (60) is arranged in the first wind channel (11), and at least one part of the second wind blocking part (60) is movably arranged so as to open or close the second wind channel (12).
3. The fresh air system as claimed in claim 2, wherein the first windshield portion (50) includes:
a shutter rotatably provided to open or close the first air duct (11);
the driving part is in driving connection with the baffle to drive the baffle to rotate.
4. The fresh air system as claimed in claim 1, wherein the extending directions of the first air duct (11) and the second air duct (12) are both perpendicular to the axial direction of the centrifugal fan blade (20), and the fresh air duct (30) extends along the axial direction of the centrifugal fan blade (20); the dirty air duct (40) comprises a first pipe section, a second pipe section and a third pipe section which are sequentially connected, wherein the first pipe section is communicated with the second air duct (12), and the third pipe section extends along the axial direction of the centrifugal fan blade (20).
5. The fresh air system as recited in claim 1, further comprising:
the filter screen (70), the filter screen (70) sets up in the new trend wind channel (30).
6. An air conditioner characterized in that it comprises a fresh air system according to any one of claims 1 to 5.
7. The air conditioner according to claim 6, further comprising:
a housing (80);
the heat exchange structure (90), heat exchange structure (90) with the new trend system all sets up in the cavity of shell (80), the new trend system is located heat exchange structure (90)'s below.
8. The air conditioner according to claim 7, wherein the housing (80) has a front wall, a rear wall, and a first side wall and a second side wall between the front wall and the rear wall, the first side wall has an indoor air inlet (81), the second side wall has a fresh air outlet (82), and the rear wall has a fresh air inlet (83) and a dirty air outlet (84), wherein the fresh air inlet (83) communicates with the fresh air duct (30), the fresh air outlet (82) communicates with the first air duct (11), the indoor air inlet (81) communicates with the indoor air duct, and the dirty air outlet (84) communicates with the dirty air duct (40).
9. The air conditioner according to claim 8, further comprising:
the first air door is used for opening or closing the indoor air inlet (81);
the second air door is used for opening or closing the fresh air inlet (83);
a third damper for opening or closing the dirty air outlet (84).
10. The air conditioner according to claim 7, wherein the heat exchanging structure (90) comprises:
the fan (91) is provided with an upper air outlet and a lower air outlet which can selectively exhaust air;
a heat exchanger (92), the heat exchanger (92) being disposed above the fan (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011597456.2A CN112594781A (en) | 2020-12-29 | 2020-12-29 | Fresh air system and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011597456.2A CN112594781A (en) | 2020-12-29 | 2020-12-29 | Fresh air system and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112594781A true CN112594781A (en) | 2021-04-02 |
Family
ID=75203495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011597456.2A Pending CN112594781A (en) | 2020-12-29 | 2020-12-29 | Fresh air system and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112594781A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113719897A (en) * | 2021-09-03 | 2021-11-30 | 珠海特普科技有限公司 | Multifunctional air conditioner all-in-one machine and control method thereof |
| WO2023000650A1 (en) * | 2021-07-23 | 2023-01-26 | 青岛海尔空调器有限总公司 | Fresh air apparatus, air conditioner indoor unit, and air conditioner |
-
2020
- 2020-12-29 CN CN202011597456.2A patent/CN112594781A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023000650A1 (en) * | 2021-07-23 | 2023-01-26 | 青岛海尔空调器有限总公司 | Fresh air apparatus, air conditioner indoor unit, and air conditioner |
| CN113719897A (en) * | 2021-09-03 | 2021-11-30 | 珠海特普科技有限公司 | Multifunctional air conditioner all-in-one machine and control method thereof |
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