CN114777201A - Fresh air conditioner - Google Patents

Fresh air conditioner Download PDF

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Publication number
CN114777201A
CN114777201A CN202210325709.3A CN202210325709A CN114777201A CN 114777201 A CN114777201 A CN 114777201A CN 202210325709 A CN202210325709 A CN 202210325709A CN 114777201 A CN114777201 A CN 114777201A
Authority
CN
China
Prior art keywords
fresh air
air
indoor
outlet
air conditioner
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.)
Granted
Application number
CN202210325709.3A
Other languages
Chinese (zh)
Other versions
CN114777201B (en
Inventor
高寒
郝本华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Air Conditioner Gen Corp Ltd
Qingdao Haier Air Conditioning Electric Co Ltd
Haier Smart Home Co Ltd
Original Assignee
Qingdao Haier Air Conditioner Gen Corp Ltd
Qingdao Haier Air Conditioning Electric Co Ltd
Haier Smart Home Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Haier Air Conditioner Gen Corp Ltd, Qingdao Haier Air Conditioning Electric Co Ltd, Haier Smart Home Co Ltd filed Critical Qingdao Haier Air Conditioner Gen Corp Ltd
Priority to CN202210325709.3A priority Critical patent/CN114777201B/en
Publication of CN114777201A publication Critical patent/CN114777201A/en
Application granted granted Critical
Publication of CN114777201B publication Critical patent/CN114777201B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • 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
    • F24F1/0029—Axial 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
    • F24F1/0035—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
    • 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
    • F24F1/005—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted on the floor; standing on the floor
    • 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
    • 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
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • 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
    • F24F13/15—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre with parallel simultaneously tiltable lamellae
    • 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
    • F24F13/20—Casings or covers
    • 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
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • 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
    • F24F13/20—Casings or covers
    • F24F2013/207—Casings or covers with control knobs; Mounting controlling members or control units therein
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2140/00—Control inputs relating to system states
    • F24F2140/60—Energy consumption

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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)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)

Abstract

The invention provides a fresh air conditioner, wherein a fresh air outlet is arranged at the position of a main air outlet of an indoor unit, and a fresh air duct related to the fresh air outlet is connected with indoor air and outdoor air; when the fresh air conditioner runs, a flow speed difference is formed between circulating air blown out from the main air outlet of the indoor unit and outdoor air led in from the fresh air outlet; the flow speed difference accelerates the flow speed of the outdoor air introduced from the fresh air outlet. According to the fresh air conditioner provided by the invention, the outlet of the fresh air duct is arranged at the main air outlet of the indoor unit, so that the fresh air duct can suck outdoor air by using flow speed difference, a fresh air fan does not need to be arranged in the fresh air duct, the fresh air function of the air conditioner can be realized, the structure is simple, and electric energy is saved.

Description

Fresh air conditioner
Technical Field
The invention relates to the field of air-conditioning equipment, in particular to a fresh air conditioner.
Background
The existing fresh air conditioner is generally characterized in that a fresh air outlet is formed in a shell of an indoor unit, and a fresh air fan is arranged in a fresh air pipeline so as to blow outdoor air to the indoor space by utilizing the fresh air fan.
Because the in-process that provides the new trend at the new trend air conditioner is through the outdoor air of new trend fan to indoor injection, leads to indoor atmospheric pressure to rise to cause indoor high atmospheric pressure, the new trend effect is not good.
In addition, in order to maintain the amount of fresh air introduced into the room, the operating power of the fresh air fan needs to be continuously increased under the condition that the indoor air pressure is continuously increased, so that the consumption of electric quantity is increased, the working pressure of the fresh air fan is also continuously increased, and the service life of the fresh air fan is influenced.
Disclosure of Invention
The invention provides a fresh air conditioner which is used for solving the defects that outdoor air needs to be introduced into a room by a fresh air fan in the prior art, so that indoor high pressure is caused, and the fresh air effect is poor.
In a first aspect, the present invention provides a fresh air conditioner, comprising:
a fresh air outlet is arranged at the position of the main air outlet of the indoor unit, and a fresh air duct related to the fresh air outlet is connected with indoor air and outdoor air;
when the fresh air conditioner operates, a flow speed difference is formed between circulating air blown out from the main air outlet of the indoor unit and outdoor air led in from the fresh air outlet; the flow speed difference accelerates the flow speed of the outdoor air introduced from the fresh air outlet.
According to the fresh air conditioner provided by the invention, an air conditioner main fan, an evaporator, a water collecting tray and an exhaust fan are further arranged in the inner space of an indoor unit of the fresh air conditioner;
the water pan divides the inner space into an upper space and a lower space which are mutually independent; and a first indoor air inlet is formed in the shell of the upper space formed by the indoor unit, and a second indoor air inlet is formed in the shell of the lower space formed by the indoor unit.
According to the fresh air conditioner provided by the invention, the air conditioner main fan and the evaporator are positioned in the upper space; the air conditioner main fan drives the circulating air to enter from the first indoor air inlet and blow out from the indoor air main outlet through the evaporator;
the exhaust fan is positioned in the lower space; the exhaust fan drives indoor air to enter from the second indoor air inlet and is guided out of the room through the exhaust pipeline so as to form negative pressure indoors.
According to the fresh air conditioner provided by the invention, the electric control box of the indoor unit is arranged in the lower space;
the exhaust fan drives the indoor air to enter from the second indoor air inlet, pass through the electric cabinet and be guided out to the outside through an exhaust pipeline.
According to the fresh air conditioner provided by the invention, the main air outlet of the indoor unit is provided with the swing blade; the fresh air duct related to the fresh air outlet penetrates through the main air outlet of the indoor unit;
and a window is arranged on a plane formed by the swinging blades in a folded state and is used as an outlet of the fresh air duct.
According to the fresh air conditioner provided by the invention, the outlet of the fresh air duct is provided with the sub-swing blade;
and when the sub swing blades are controlled to be in a furled state, the outlet of the fresh air duct is closed.
According to the fresh air conditioner provided by the invention, a fresh air fan with adjustable rotating speed is arranged in the fresh air duct;
and accelerating the flow speed of the outdoor air led in from the fresh air outlet under the condition that the fresh air fan is started.
According to the new trend air conditioner that the invention provides, also include: an air purification device;
the fresh air duct is connected with an air outlet of the air purification device, and an air inlet of the air purification device is led out to the outside through an air pipe.
The fresh air conditioner further comprises a control panel;
the last new trend of being provided with of control panel opens key, exhaust fan operation control key and air purification and opens the key at least.
According to the fresh air conditioner provided by the invention, two groups of first indoor air inlets are respectively positioned at two sides of a shell forming the upper space;
and the second indoor air inlet is provided with a group and is positioned on the front surface of the shell forming the lower space.
According to the fresh air conditioner provided by the invention, the outlet of the fresh air duct is arranged at the main air outlet of the indoor unit, so that the fresh air duct can suck outdoor air by utilizing the flow speed difference, a fresh air fan does not need to be arranged in the fresh air duct, the fresh air function of the air conditioner can be realized, the structure is simple, and the electric energy is saved.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a general view of a fresh air conditioner provided by the present invention;
FIG. 2 is a schematic diagram of the distribution of the internal structure of the fresh air conditioner provided by the present invention;
FIG. 3 is a schematic view of the distribution of the fittings inside the fresh air conditioner provided by the present invention;
wherein the reference numbers are:
1: the main air outlet of the indoor unit; 2: a fresh air outlet; 3: a fresh air duct; 4: a main fan of an air conditioner; 5: an evaporator; 6: a water pan; 7: an exhaust fan; 8: a first indoor air inlet; 9: a second indoor air inlet; 10: an electric cabinet; 11: and (5) swinging the leaves.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, 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.
It should be noted that, in the description of the embodiments of the present invention, the terms "comprises," "comprising," or any other variation thereof are intended to cover a non-exclusive inclusion, so that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but also other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element. The terms "upper", "lower", and the like, indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
The terms "first," "second," and the like in this application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. Further, "and/or" indicates at least one of the connected objects, character "/", and generally indicates that the former and latter related objects are in an "or" relationship.
Fig. 1 is a general view of a fresh air conditioner provided by the present invention, fig. 2 is a schematic view of an internal structure distribution of the fresh air conditioner provided by the present invention, fig. 3 is a schematic view of an internal component distribution of the fresh air conditioner provided by the present invention, and a specific structure of the fresh air conditioner provided by the present invention will be described below with reference to fig. 1 to 3.
As shown in fig. 1, the fresh air conditioner provided by the present invention is provided with a fresh air outlet 2 at a main air outlet 1 of an indoor unit, and a fresh air duct 3 associated with the fresh air outlet 2 connects indoor air and outdoor air; when the fresh air conditioner operates, a flow speed difference is formed between circulating air blown out from the main air outlet 1 of the indoor unit and outdoor air led in from the fresh air outlet 2; the flow velocity difference accelerates the flow velocity of the outdoor air introduced at the fresh air outlet 2.
Present fresh air conditioner is generally through seting up a new trend export again in the non-main air outlet department of indoor set to blow in outdoor air to indoor from this new trend export through new trend fan, can arouse the rising of indoor atmospheric pressure like this, the new trend effect is not good.
In order to overcome the defect, the fresh air outlet is arranged at the main air outlet of the indoor unit, so that under the condition that the fresh air conditioner is operated, the fresh air outlet is surrounded by circulating air blown out of the main air outlet of the indoor unit, a flow speed difference is formed between the circulating air and outdoor air led in from the fresh air outlet, and the flow speed difference can accelerate the flow speed of the outdoor air led in from the fresh air outlet.
By adopting the fresh air conditioner provided by the invention, the fresh air outlet 2 is surrounded by the circulating air blown out from the main air outlet 1 of the indoor unit, so that the outdoor air at the fresh air outlet 2 is sucked into the room by directly utilizing the flow speed difference, and the fresh air function of the fresh air conditioner can be realized without arranging a fresh air fan.
According to the fresh air conditioner provided by the invention, the outlet of the fresh air duct 3 is arranged at the main air outlet 1 of the indoor unit, so that the fresh air duct 3 sucks outdoor air by using flow velocity difference, a fresh air fan is not required to be arranged in the fresh air duct 3, the fresh air function of the air conditioner can be realized, the structure is simple, and electric energy is saved.
Based on the content of the above embodiments, as an optional embodiment, as shown in fig. 2 and fig. 3, an air conditioner main fan 4, an evaporator 5, a water pan 6 and an exhaust fan 7 are further disposed in an internal space of an indoor unit of a fresh air conditioner; the water pan 6 divides the inner space into an upper space and a lower space which are independent from each other; a first indoor air inlet 8 is arranged on the casing of the upper space formed by the indoor unit, and a second indoor air inlet 9 is arranged on the casing of the lower space formed by the indoor unit.
The internal space of the indoor unit of the fresh air conditioner according to the present invention is divided into two independent spaces (referred to as an upper space and a lower space, respectively) by the water pan 6.
Wherein, the water collector 6 can be fixed in the preset position through the fixed mode of buckle, also can adopt the fixed mode of screw to fix in the preset position.
Optionally, the contact part of the water pan 6 and the shell of the indoor unit is sealed by gluing, or is fixedly arranged at a preset position by a gasket.
Because the main air-conditioning fan 4 and the exhaust fan 7 are arranged, the effects of the fresh air conditioner during the specific operation are completely different, in order to prevent the exhaust fan 7 from sucking and discharging circulating air to the outside, and therefore the refrigeration or blowing effect of the fresh air conditioner is influenced, a mode that the upper space and the lower space are independently arranged is adopted, and the circulating air is mainly formed by the main air-conditioning fan 4 and is not interfered with two effects that the exhaust fan 7 discharges indoor air and thus negative pressure is formed indoors.
It should be noted that the present invention does not specifically limit the types and operating parameters of the main air conditioning fan 4 and the exhaust fan 7.
In addition, the water receiving tray 6 also plays a role of collecting and storing condensed water in the existing air conditioner, which is not described in detail herein.
Based on the contents of the above embodiments, as an alternative embodiment, the air-conditioning main fan 4 and the evaporator 5 are located in the upper space; the air conditioner main fan 4 drives circulating air to enter from a first indoor air inlet 8 and is blown out from the indoor main air outlet 1 through the evaporator 5; the exhaust fan 7 is positioned in the lower space; the exhaust fan 7 drives the indoor air to enter from the second indoor air inlet 9 and then is led out to the outside through the exhaust pipeline so as to form negative pressure indoors.
By taking the fresh air conditioner as an example of operation in a refrigeration mode, the fresh air conditioner is characterized in that a main air conditioner fan 4 and an evaporator 5 are arranged in the upper space in an indoor unit, indoor air is sucked into the upper space from a first indoor air inlet 8 by the operation of the main air conditioner fan 4 to form circulating air, and high-temperature indoor air is cooled by the evaporator 5 and then blown out from the main indoor unit air outlet 1.
In the process, the circulating air blown out from the main air outlet 1 of the indoor unit accelerates the flow velocity of the outdoor air introduced from the fresh air outlet 2.
In order to further improve the fresh air effect, the invention also adds an exhaust fan 7 in the lower space. During operation of the exhaust fan 7, the indoor air is sucked from the indoor to the lower space through the second indoor air inlet 9, and then exhausted to the outdoor through the exhaust duct.
Because the indoor air is discharged to the outdoor, a negative pressure environment can be formed in the room where the fresh air conditioner is located, and the flow rate of the outdoor air led in from the fresh air outlet 1 can be further enhanced by the negative pressure environment.
The negative pressure environment refers to an environment in which the indoor air pressure value is larger than the outdoor air pressure value.
Based on the content of the above embodiments, as an optional embodiment, the electric control box 10 of the indoor unit is arranged in the lower space; the exhaust fan 7 drives the indoor air to enter from the second indoor air inlet 9, passes through the electric cabinet 10 and is led out to the outside through an exhaust pipeline.
In the upper space, the evaporator 5 and the water receiving tray 6 are generally wet, so that the inner space of the whole indoor unit is divided into the independent upper space and the independent lower space, and the electric cabinet 10 is arranged in the lower space, so that the drying of the operation environment of the electric cabinet 10 can be ensured, and the safety life of the electric cabinet 10 can be prolonged on the premise of ensuring the stable operation of the electric cabinet 10.
In addition, as shown in fig. 3, the electric cabinet 10 is disposed in the lower space, and particularly, the electric cabinet 10 is disposed on the air inlet surface of the exhaust fan 7, so that the exhaust fan 7 drives the indoor air to enter from the second indoor air inlet 9, and then the indoor air passes through the electric cabinet 10 and is then guided out of the room. In the above process, the exhaust fan 7 can clean the dust on the electric cabinet 10 and remove the condensed water on the bottom of the air conditioner.
Based on the content of the above embodiment, as an optional embodiment, the main air outlet 1 of the indoor unit is provided with a swing blade 11; a fresh air duct 3 related to the fresh air outlet 2 penetrates through the indoor main air outlet 1; a window is arranged on the plane formed by the swinging blades 11 in the folded state and is used as an outlet of the fresh air duct 3.
The present embodiment provides a specific arrangement manner of the fresh air outlet 2, and as shown in fig. 1 and fig. 2, it is assumed that the swinging vane 11 has 5 rectangular vanes, and two ends of the 5 vanes are respectively connected to the vertical driving rod. The vertical driving rod can be controlled by a stepping motor to move up and down, so that the blades rotate around a shaft formed by connecting points at two ends, and the opening and closing of the indoor unit main air outlet 1 are realized.
One blade in the middle of each of the 5 blades is cut short, a fresh air duct 3 is arranged at the position, close to the shell of the indoor unit, of the cut short position, and the fresh air duct 3 penetrates through the main air outlet 1 of the indoor unit and is led out to the outside through an air pipe. One end of the truncated blade can be fixed at the relative position of the outer wall of the fresh air duct.
The cross section of the fresh air duct 3 may be regular, such as rectangular, square, circular, oval, etc., or irregular, and the present invention is not particularly limited thereto.
As an optional embodiment, the invention can also set up the sub-swing vane at the outlet port of the new wind channel 3; when the control sub-swing vanes are in a furled state, the outlet of the fresh air duct 3 is closed.
Wherein, the shape of the sub swing blade is the same as the shape of the cross section of the fresh air duct 3.
Optionally, the sub-swing vanes can be made into resettable swing vanes, the sub-swing vanes can be jacked open when the pressure of fresh air in the fresh air duct 3 is greater than the preset pressure, and the sub-swing vanes can be in a reset state when the pressure of fresh air in the fresh air duct 3 is greater than the preset pressure, so that the outlet of the fresh air duct 3 is closed.
Optionally, the sub-swing vanes may also be designed to be overturned by being driven by a motor, so that the sub-swing vanes are manually operated by a user when the user determines to enter a fresh air state.
According to the fresh air conditioner provided by the invention, the swing blade is arranged at the outlet of the fresh air duct, so that the fresh air duct can be conducted only when a user opens the fresh air function, different use requirements of the user can be met, and the experience of the user is improved.
Based on the content of the above embodiment, as an optional embodiment, a fresh air fan with adjustable rotation speed is arranged in the fresh air duct 3; under the condition that the fresh air fan is started, the flow speed of outdoor air led in from the fresh air outlet is accelerated.
Specifically, the present invention may add a fresh air fan on the basis of the above embodiments, for example, add an internal axial flow fan in the fresh air duct to accelerate the introduction of the outdoor air into the room.
Further, the fresh air conditioner provided by the invention can also comprise: an air purification device; the fresh air duct 3 is connected with an air outlet of the air purification device, and an air inlet of the air purification device is led out to the outside through an air pipe.
According to the invention, the air purification device is additionally arranged to purify and filter the fresh air introduced into the room, so that the quality of the fresh air can be improved, the use requirements of different users can be met, and the use experience of the users can be improved.
Furthermore, the fresh air conditioner provided by the invention also comprises a control panel, and at least a fresh air starting key, an exhaust fan operation control key and an air purification starting key are arranged on the control panel.
The fresh air opening key is used for controlling the opening and closing of the sub swing vanes arranged at the outlet of the fresh air duct 3, and under the condition that a fresh air fan is arranged, the synchronous opening and closing of the fresh air fan can be realized; the exhaust fan operation control key is used for controlling the operation of the exhaust fan 7 so as to further reduce the indoor air pressure and improve the wind speed of fresh air; the air purification opening key is used for controlling the starting and stopping of the air purification device according to the operation of a user.
According to the fresh air conditioner provided by the invention, the independent control switches of the related devices are additionally arranged on the control panel, so that a user can control the start and stop of each related device according to actual needs, and different use requirements of the user can be met.
Referring to fig. 2, in the fresh air conditioner of the present invention, two sets of first indoor air inlets 8 are provided, which are respectively located at two sides of the housing forming the upper space; the second indoor air intake ports 9 are formed in a group at the front of the housing forming the lower space.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. A fresh air conditioner is characterized in that a fresh air outlet is arranged at the position of a main air outlet of an indoor unit, and a fresh air duct related to the fresh air outlet is connected with indoor air and outdoor air;
when the fresh air conditioner operates, a flow speed difference is formed between circulating air blown out from the main air outlet of the indoor unit and outdoor air led in from the fresh air outlet; the flow speed difference accelerates the flow speed of the outdoor air introduced from the fresh air outlet.
2. The fresh air conditioner as claimed in claim 1, wherein an air conditioner main fan, an evaporator, a water pan and an exhaust fan are further disposed in an inner space of the indoor unit of the fresh air conditioner;
the water receiving tray divides the inner space into an upper space and a lower space which are mutually independent; the shell of the upper space formed by the indoor unit is provided with a first indoor air inlet, and the shell of the lower space formed by the indoor unit is provided with a second indoor air inlet.
3. The fresh air conditioner as claimed in claim 2, wherein the air conditioner main fan and the evaporator are located in the upper space; the air conditioner main fan drives the circulating air to enter from the first indoor air inlet and is blown out from the indoor unit main air outlet through the evaporator;
the exhaust fan is positioned in the lower space; the exhaust fan drives indoor air to enter from the second indoor air inlet and is guided out to the outside through the exhaust pipeline so as to form negative pressure indoors.
4. The fresh air conditioner according to claim 3, wherein the electric cabinet of the indoor unit is disposed in the lower space;
the exhaust fan drives the indoor air to enter from the second indoor air inlet, pass through the electric cabinet and be guided out to the outdoor through the exhaust pipeline.
5. The fresh air conditioner as claimed in claim 1, wherein a swing blade is provided at the main air outlet of the indoor unit; a fresh air duct related to the fresh air outlet penetrates through the main air outlet of the indoor unit;
and a window is arranged on a plane formed by the swinging blades in the folded state and is used as an outlet of the fresh air duct.
6. The fresh air conditioner as claimed in claim 5, wherein a sub-swing blade is provided at the outlet of the fresh air duct;
and when the sub swing blades are controlled to be in the furled state, the outlet of the fresh air duct is closed.
7. The fresh air conditioner according to any one of claims 1 to 6, wherein a fresh air fan with adjustable rotation speed is arranged in the fresh air duct;
and accelerating the flow speed of the outdoor air led in from the fresh air outlet under the condition that the fresh air fan is started.
8. The fresh air conditioner as claimed in claim 7, further comprising: an air purification device;
the fresh air duct is connected with an air outlet of the air purification device, and an air inlet of the air purification device is led out to the outside through an air pipe.
9. The fresh air conditioner as claimed in claim 8, further comprising a control panel;
the last new trend of being provided with of control panel opens key, exhaust fan operation control key and air purification and opens the key at least.
10. The fresh air conditioner as claimed in claim 2, wherein there are two sets of the first indoor air intake ports, respectively located at both sides of the casing constituting the upper space;
and the second indoor air inlets are provided with a group and are positioned on the front surface of the shell forming the lower space.
CN202210325709.3A 2022-03-29 2022-03-29 Fresh air conditioner Active CN114777201B (en)

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CN111637576A (en) * 2020-06-11 2020-09-08 苏州苏净安发空调有限公司 Combined type circulating air conditioning unit
CN112432245A (en) * 2020-11-16 2021-03-02 苏州三星电子有限公司 Mobile air conditioner with fresh air function
CN113251616A (en) * 2021-05-13 2021-08-13 海信（山东）空调有限公司 Fresh air conditioner and control method thereof
CN113757803A (en) * 2021-09-10 2021-12-07 Tcl空调器(中山)有限公司 Air conditioner
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1719115A (en) * 2005-08-10 2006-01-11 严继光 Air conditioner having fresh air and heat recovery device
DE202017103988U1 (en) * 2017-07-04 2017-08-01 Hangzhou Shengda Mechanical & Electrical Hi-Tech Co., Ltd. Fresh air blower with good noise reduction
KR20190115564A (en) * 2018-04-03 2019-10-14 엘지전자 주식회사 Indoor unit of air conditioner
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CN113757803A (en) * 2021-09-10 2021-12-07 Tcl空调器(中山)有限公司 Air conditioner

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