EP3604941B1 - Air conditioner and control method therefor - Google Patents

Air conditioner and control method therefor Download PDF

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Publication number
EP3604941B1
EP3604941B1 EP18909149.9A EP18909149A EP3604941B1 EP 3604941 B1 EP3604941 B1 EP 3604941B1 EP 18909149 A EP18909149 A EP 18909149A EP 3604941 B1 EP3604941 B1 EP 3604941B1
Authority
EP
European Patent Office
Prior art keywords
air
air conditioner
air outlet
guiding plate
rotating shaft
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.)
Active
Application number
EP18909149.9A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3604941A4 (en
EP3604941A1 (en
Inventor
Ansheng JI
Lie MA
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.)
Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
Original Assignee
Midea Group Co Ltd
GD Midea Air Conditioning Equipment 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 Midea Group Co Ltd, GD Midea Air Conditioning Equipment Co Ltd filed Critical Midea Group Co Ltd
Publication of EP3604941A1 publication Critical patent/EP3604941A1/en
Publication of EP3604941A4 publication Critical patent/EP3604941A4/en
Application granted granted Critical
Publication of EP3604941B1 publication Critical patent/EP3604941B1/en
Priority to HRP20210603TT priority Critical patent/HRP20210603T1/hr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0011Indoor units, e.g. fan coil units characterised by air outlets
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/65Electronic processing for selecting an operating mode
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1413Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre using more than one tilting member, e.g. with several pivoting blades

Definitions

  • the present application relates to the field of air conditioners, and in particular, to an air conditioner and a method for controlling an air conditioner.
  • CN 107 401 776 A shows an air conditioner indoor unit includes a body, an outer air guide plate and an inner air guide plate. All the components of the air conditioner indoor unit are mounted in a body. The outer air deflector is used to open and close the air outlet. Further state of the art is known from CN 204 786 798 U , WO 2017/024635 A1 , CN 204 555 023 U , WO 2017/024637 A1 and CN 107 449 038 A . Document CN17 401 776 A discloses all features of the preamble of claim 1 and 9.
  • the main purpose of the present application is to provide an air conditioner and a method for controlling an air conditioner, aiming at solving the problem of simple blowing feeling of an air conditioner in the prior art and enabling an optimized closure of the air outlet by the first air guiding plate.
  • an air conditioner of the present application includes a housing, which includes an air outlet passage formed in the housing, and an air outlet formed in an edge of the housing and communicated with the air outlet passage; a first air guiding plate disposed adjacent to the air outlet, and rotatably connected with the housing through a first rotating shaft on the housing; and a second air guiding plate rotatably disposed in the air outlet passage, and is capable of rotating through a second rotating shaft on the housing, wherein the air conditioner is operable a breezeless mode, in response to the air conditioner operating in the breezeless mode, at least a part of the air outlet is shielded by the first air guiding plate.
  • the first air guiding plate After the air outlet is closed by the first air guiding plate, the first air guiding plate includes a first side close to an upper wall of the air outlet, and a second side close to a lower wall of the air outlet; wherein the first rotating shaft includes: a first surface extending from the first rotating shaft towards the first side; and a second surface extending from the first rotating shaft towards an edge of the upper wall of the air outlet, where ⁇ is an angle between the first surface and the second surface, and ⁇ is no less than 0° and no more than 5°, after the air conditioner is operating in a breezeless mode.
  • a distance M between the first side and the edge of the upper wall of the air outlet is no less than 0 mm and no more than 20 mm.
  • a distance N between the second side and an edge of the lower wall of the air outlet is no less than 30 mm and no more than 55 mm.
  • the air conditioner further includes a cooling/heating mode, in response to the cooling/heating mode, the first air guiding plate is completely open of the air outlet, and the angle ⁇ is no less than 65° and no more than 90°.
  • a distance M between the first side and the edge of the upper wall of the air outlet is no less than 95mm and no more than 110 mm.
  • a distance N between the second side and the edge of the lower wall of the air outlet is no less than 25mm and no more than 45 mm.
  • the first air guiding plate is provided with a vent hole passing through the first air guiding plate along a thickness direction of the first air guiding plate.
  • a length of the vent hole in an opening direction of the vent hole is equal to or larger than a thickness of the first air guiding plate.
  • the present application further provides a method for controlling an air conditioner, the air conditioner includes a breezeless mode and a cooling/heating mode, and the air conditioner is switchable between the breezeless mode and the cooling/heating mode; where a first rotating shaft includes:
  • the air outlet in response to the breezeless mode, at least a part of the air outlet is shielded by the first air guiding plate, so that the air coming out from the air outlet diffuses into the surrounding air, thereby air speed and air volume are reduced, and the blowing feeling is softer, which provides various modes, avoids simple blowing feeling, and satisfies customer requirements.
  • first, second, etc. in this application are used for descriptive purposes only, and are not to be construed as indicating or implying their relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” or “second” may include at least one of the features, either explicitly or implicitly.
  • the meaning of "a plurality” is at least two, such as two, three, etc., unless specifically defined otherwise.
  • fixed may be a fixed connection, or may be a detachable connection, or may be integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and may be an internal connection of two elements or an interaction relationship of two elements unless explicitly defined otherwise.
  • fix may be a fixed connection, or may be a detachable connection, or may be integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and may be an internal connection of two elements or an interaction relationship of two elements unless explicitly defined otherwise.
  • the present application provides an air conditioner and a method for controlling an air conditioner.
  • the air conditioner may be a split wall type air conditioner, and the air conditioner may be a single refrigerating machine or a refrigerating and heating machine.
  • the refrigerating and heating machine is taken as an example for illustration.
  • the working mode of the air conditioner in this solution includes a breezeless mode and a cooling/heating mode.
  • an air conditioner 100 includes a housing 30, which includes an air outlet passage (not labeled)formed in the housing 30, and an air outlet (not labeled)formed in an edge of the housing 30 and communicated with the air outlet passage; a first air guiding plate 10 disposed adjacent to the air outlet, and rotatably connected with the housing through a first rotating shaft on the housing; and a second air guiding plate 20 rotatably disposed in the air outlet passage, and is capable of rotating through a second rotating shaft 22 on the housing 30; where the air conditioner 100 has a breezeless mode, in response to the breezeless mode, at least a part of the air outlet is shielded by the first air guiding plate 10.
  • the housing 30 includes a chassis 31, a face frame (not labeled), and a panel 32.
  • the face frame is disposed on the chassis 31, and a front side of the face frame is open.
  • the panel 32 is disposed on a front side of the face frame.
  • An air outlet is defined between a lower end of the panel 32 and the face frame.
  • the face frame may be rotatably or detachably disposed on the chassis 31, and the panel 32 may be rotatably or detachably disposed on the face frame.
  • the air conditioner 100 further includes a swinging blade 50.
  • the swinging blade 50 is rotatably disposed in the air outlet passage, and controls the air swing in the direction of the left and right sides to realize air supply in the left and right direction.
  • the air conditioner 100 further includes a fan 40 disposed inside the housing 30.
  • an air outlet passage configured for air circulation is further provided inside the housing 30, and an air outlet is formed by the air outlet passage on an edge of the housing 30.
  • the air is blown into an indoor space through the air outlet to adjust the indoor temperature when the air conditioner 100 is turned on.
  • the first air guiding plate 10 is rotated around the first rotating shaft 12 to realize opening or closing of the air outlet.
  • a plurality of second vent holes 21 passing through the second air guiding plate 20 are provided on the second air guiding plate 20, and the second vent holes 21 are arranged along a thickness direction of the second deflector 20, and the second air guiding plate 20 may rotate in the air outlet passage around the second rotating shaft 22.
  • the first air guiding plate 10 In response to the breezeless mode, the first air guiding plate 10 is rotated by an angle for shielding at least a part of the air outlet.
  • the air blown by the air conditioner 100 is blocked by the first air guiding plate 10, so that the air volume and the air speed at the air outlet are reduced.
  • the air blown by the air conditioner 100 is prevented from being directly blown on the human body, so that the blowing feeling is softer, which provides various modes, avoids simple blowing feeling, and satisfies customer requirements.
  • the first air guiding plate 10 when the first air guiding plate 10 closes the air outlet, the first air guiding plate 10 includes a first side (not labeled) close to an upper wall of the air outlet, and a second side (not labeled) close to a lower wall of the air outlet; where the first rotating shaft 12 includes: a first surface (not labeled) extending towards the first side; and a second surface (not labeled) extending towards an edge of the upper wall of the air outlet, where ⁇ is an angle between the first surface and the second surface, and the angle ⁇ is no less than 0° and no more than 5°, after the air conditioner 100 is in a breezeless mode.
  • the air speed of the air coming out from the air outlet passage is lower and the air volume is smaller, the air is blocked by the first air guiding plate 10, and spreads along the first air guiding plate 10 to the surroundings, thereby the air blown by the air conditioner 100 is prevented from being directly blown on the human body, so that the blowing feeling is softer, which is easy for the user to accept and gives the user a comfortable feeling.
  • a distance M between the first side and the edge on the upper wall of the air outlet is no less than 0mm and no more than 20mm; or, in response to the breezeless mode, a distance N between the second side and an edge of the lower wall of the air outlet is no less than 30 mm and no more than 55 mm.
  • the air coming out from the air outlet passage is softened by the action of the first air guiding plate 10.
  • the air conditioner 100 further include a cooling/heating mode, in response to the cooling/heating mode, the first air guiding plate 10 is completely open of the air outlet, and the angle ⁇ is no less than 65° and no more than 90°.
  • the second working mode is a cooling/heating mode, and the first air guiding plate 10 and the second air guiding plate 20 are rotated to be roughly parallel to an air outlet direction of the air outlet passage.
  • the first air guiding plate 10 includes a first side close to an upper wall of the air outlet, and a second side close to a lower wall of the air outlet; where the first rotating shaft 12 includes a first surface extending towards the first side; and a second surface extending towards an edge of the upper wall of the air outlet.
  • is an angle between the first surface and the second surface, namely, the first air guiding plate 10 is at an initial position when the first air guiding plate 10 completely closes the air outlet, and the first air guiding plate 10 is rotated around the first rotating shaft 12 at an angle of ⁇ from the initial position.
  • the rotating angle ⁇ of the first air guiding plate 10 no less than 65° and no more than 90°, the first air guiding plate 10 and the second air guiding plate 20 have little resistance to the air in the air outlet passage, so that the air speed and the air volume coming out of the air outlet passage are large, which is convenient to change the ambient temperature quickly.
  • a distance M between the first side and the edge of the upper wall of the air outlet is no less than 95mm and no more than 110mm.
  • a range of a distance N between the second side and the edge of the lower wall of the air outlet is no less than 25 mm and no more than 45 mm.
  • M is no less than 95mm and no more than 110mm, or N is no less than 25mm and no more than 45mm, so that it is easy to increase the air speed and the air volume at the air outlet.
  • the first air guiding plate 10 has little obstruction to the air coming out of the air conditioner 100, so that the air blown from the air outlet passage has a high air speed and a large air volume, thereby temperature inside the room may be quickly adjusted.
  • the first air guiding plate 10 is provided with a vent hole 11 passing through the first air guiding plate 10 along a thickness direction of the first air guiding plate 10.
  • a length of the vent hole 11 in an opening direction of the vent hole 11 is equal to or larger than a thickness of the first air guiding plate 10.
  • the vent hole 11 gradually increases in diameter along a direction from an inner side of the first air guiding plate 10 to an outer side of the first air guiding plate 10. The structure is simple and convenient for the air of the air outlet passage to diffuse from the vent hole 11 of the first air guiding plate 10 to the surroundings.
  • the present application further provides a method for controlling the air conditioner 100, which is described above.
  • the air conditioner 100 includes a breezeless mode and a cooling/heating mode, and the air conditioner 100 is switchable between the breezeless mode and the cooling/heating mode; the method includes: in response to the breezeless mode, a part of an air outlet is shielded by a first air guiding plate 10, and a first rotating shaft 12 includes: a first surface extending towards a first side; and a second surface extending towards an edge of an upper wall of the air outlet; the first side is a side of the first air guiding plate 10 close to the upper wall of the air outlet; and ⁇ is an angle between the first surface and the second surface, and the angle ⁇ is no less than 0° and no more than 5°; in response to the cooling/heating mode, the air outlet is completely opened by the first air guiding plate 10, and the range of the angle ⁇ is no less than 65° and no more than 90°.
  • the specific structure of the air conditioner 100 is referred to the above

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Air-Flow Control Members (AREA)
  • Air Conditioning Control Device (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
EP18909149.9A 2018-03-09 2018-04-27 Air conditioner and control method therefor Active EP3604941B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
HRP20210603TT HRP20210603T1 (hr) 2018-03-09 2021-04-15 Klima uređaj i metoda za njegovu kontrolu

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810199888.4A CN108375114A (zh) 2018-03-09 2018-03-09 空调器及空调器的控制方法
PCT/CN2018/084798 WO2019169713A1 (zh) 2018-03-09 2018-04-27 空调器及空调器的控制方法

Publications (3)

Publication Number Publication Date
EP3604941A1 EP3604941A1 (en) 2020-02-05
EP3604941A4 EP3604941A4 (en) 2020-05-20
EP3604941B1 true EP3604941B1 (en) 2021-03-10

Family

ID=63018520

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18909149.9A Active EP3604941B1 (en) 2018-03-09 2018-04-27 Air conditioner and control method therefor

Country Status (7)

Country Link
EP (1) EP3604941B1 (ja)
JP (1) JP7189151B2 (ja)
CN (1) CN108375114A (ja)
HR (1) HRP20210603T1 (ja)
HU (1) HUE054282T2 (ja)
RU (1) RU2738520C1 (ja)
WO (1) WO2019169713A1 (ja)

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CN112880021B (zh) * 2021-01-25 2022-07-22 珠海格力电器股份有限公司 一种空调的控制装置、方法和空调
CN113932369A (zh) * 2021-11-25 2022-01-14 宁波奥克斯电气股份有限公司 一种空调器的控制方法、装置、空调器及存储介质

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CN105003965B (zh) * 2015-02-13 2018-02-02 广东美的制冷设备有限公司 空调室内机及其控制方法
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Also Published As

Publication number Publication date
JP7189151B2 (ja) 2022-12-13
RU2738520C1 (ru) 2020-12-14
EP3604941A4 (en) 2020-05-20
HRP20210603T1 (hr) 2021-06-25
EP3604941A1 (en) 2020-02-05
CN108375114A (zh) 2018-08-07
WO2019169713A1 (zh) 2019-09-12
JP2020517898A (ja) 2020-06-18
BR112020007852A2 (pt) 2020-11-17
HUE054282T2 (hu) 2021-08-30

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