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WO2019114443A1 - Unité de climatisation intérieure et procédé de commande associé - Google Patents

Unité de climatisation intérieure et procédé de commande associé Download PDF

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Publication number
WO2019114443A1
WO2019114443A1 PCT/CN2018/112706 CN2018112706W WO2019114443A1 WO 2019114443 A1 WO2019114443 A1 WO 2019114443A1 CN 2018112706 W CN2018112706 W CN 2018112706W WO 2019114443 A1 WO2019114443 A1 WO 2019114443A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
indoor unit
deflector
windless
pivot
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.)
Ceased
Application number
PCT/CN2018/112706
Other languages
English (en)
Chinese (zh)
Inventor
刘行
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
Wuhu Maty Air Conditioning Equipment Co Ltd
Original Assignee
Midea Group Co Ltd
Wuhu Maty 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, Wuhu Maty Air Conditioning Equipment Co Ltd filed Critical Midea Group Co Ltd
Priority to JP2020540667A priority Critical patent/JP6993028B2/ja
Publication of WO2019114443A1 publication Critical patent/WO2019114443A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • 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
    • F24F13/1413—Air-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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
    • F24F2013/1446—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with gearings

Definitions

  • the present application relates to the field of air conditioning technology, and in particular, to an air conditioner indoor unit and a control method provided as the air conditioner indoor unit.
  • air conditioners have become one of the indispensable household appliances for many families.
  • Most of the existing air conditioners have both cooling and heating functions to maintain the indoor ambient temperature within a comfortable range.
  • the air conditioner is in the cooling or heating mode for a long time, the user may feel uncomfortable because the cold air or the hot air blows the human body for a long time.
  • air conditioners having a windless function have appeared on the market, but most of the existing air conditioners control the temperature and humidity of the room to control the air conditioner to enter a corresponding state of no wind, and not according to the actual situation of the user.
  • the human body feels the corresponding windless state, which makes the actual windless effect deviate greatly from the expected effect; and the existing air conditioner is difficult to achieve a smooth transition to the windless state, so that the user feels the wind feeling.
  • the difference is too large, resulting in poor user experience.
  • the main purpose of the present application is to provide an air conditioner indoor unit, which aims to achieve a smooth transition of the air conditioner when switching to a windless state, so as to effectively improve user experience comfort.
  • the air conditioning indoor unit of the present application includes a casing and a fan, and the air outlet of the casing air passage has opposite front and rear wall surfaces; the air conditioning indoor unit further includes:
  • the first air deflector is rotatably disposed on the housing with a first pivot disposed adjacent to the rear wall surface;
  • a second air deflector rotatably disposed on the housing with a second pivot between the first pivot and the front wall, the second air deflector being adjacent to the second An edge of the pivot is adapted to interface with an edge of the first air deflector remote from the first pivot;
  • the third air deflector is rotatably disposed on the housing with a third pivot disposed adjacent to the front wall surface, and the third air deflector is provided with a plurality of scattered winds;
  • a temperature sensor disposed on the housing and configured to detect a heat dissipation amount of a target heat source in the room;
  • the controller cooperatively controls the fan, the first air deflector, the second air deflector, and the third air deflector according to the heat radiation amount detected by the temperature sensor to adjust the air flow rate and the air outlet mode.
  • the housing comprises a panel, and an inner side of the panel is provided with a mounting box arranged to mount the temperature sensor, and the panel is provided with a detection window corresponding to the temperature sensor.
  • the mounting box includes a box body and a cover body, the box body is provided with a receiving cavity for accommodating the temperature sensor, the cover body covers the receiving cavity and is exposed to the detecting In the window, the cover body is provided with a detection hole for exposing the detection head of the temperature sensor.
  • the second air deflector includes an air guiding portion, and a tail fin disposed on a side of the air guiding portion adjacent to the second pivot shaft, and the tail fin and the air guiding portion are A step is formed to form a cavity, and a front end of the first air deflector is rotatable into the cavity.
  • the front wall surface is concavely provided with a receiving groove
  • the third air guiding plate is rotatably connected to the front wall surface and can be received in the receiving groove.
  • the present application further provides a control method for an air conditioner indoor unit, which is an air conditioner indoor unit according to the above embodiment of the present application, the air conditioner indoor unit includes a windless mode, and the windless mode includes a plurality of From the cold to hot windless phase, the control method includes the following steps:
  • step S2 converting the heat dissipation amount obtained in step S1 into a somatosensory reference temperature of the target heat source, and comparing the somatosensory reference temperature with a current set temperature of the air conditioner indoor unit;
  • Branch 1 when the somatosensory reference temperature is greater than the current set temperature, and the absolute value of the temperature difference is greater than the first preset value, controlling the air conditioner indoor unit to adjust one or more windless stages to the direction of heat, and modify the current Setting the temperature and proceeding to step S1; wherein the first preset value is a natural number greater than or equal to zero;
  • Branch 2 when the somatosensory reference temperature is less than the current set temperature, and the absolute value of the temperature difference is greater than the first preset value, controlling the air conditioner indoor unit to adjust one or more windless stages to the cold direction, and modifying the current The temperature is set and the process proceeds to step S1.
  • the plurality of cold to hot windless stages include a cold level windless stage and a hot stage windless stage;
  • the air conditioner indoor unit When the somatosensory reference temperature is greater than the current set temperature, and the absolute value of the temperature difference between the two is greater than the first preset value, the air conditioner indoor unit is controlled to enter a thermal level and no wind sense phase;
  • the air conditioner indoor unit When the somatosensory reference temperature is less than the current set temperature, and the absolute value of the temperature difference between the two is greater than the first preset value, the air conditioner indoor unit is controlled to enter a cold level windless phase.
  • the cold level windless stage and the hot stage windless stage include at least three windless sensory intervals set by cold to hot grading; and the windless sensory section is switched from cold to hot, The speed of the fan is switched from large to small accordingly.
  • the plurality of cold to hot windless stages further includes a comfort level windless stage, and in the comfortable level windless stage, the first wind deflector is rotated to move the first air deflector The front end is sealingly engaged with the rear end of the second air deflector, and the third air deflector is rotated to fit the front wall surface to allow airflow from the airflow passage on the upper side of the second air deflector Outflow
  • the air conditioner indoor unit is controlled to enter the comfort level windless phase.
  • the comfort level windless phase includes at least three windless sensory intervals set by cold to hot gradation; and the wind speed of the wind turbine is correspondingly changed by the direction Small switch.
  • the technical solution of the present application is to provide a first air guiding plate, a second air guiding plate and a third air guiding plate on the casing of the air conditioning indoor unit, and the air conditioning indoor unit is further provided with a temperature sensor and a controller.
  • the temperature sensor detects the heat dissipation amount of the indoor target heat source, and the controller cooperatively controls the fan, the first air deflector, the second air deflector and the third air deflector according to the heat radiation amount detected by the temperature sensor to adjust the air flow rate and the air outlet mode.
  • the windless state can be divided into a plurality of windless stages that are distributed from cold to hot gradient.
  • the temperature sensor can monitor the change of the user's body temperature in real time. When the user feels hot, the windless stage can be switched to the cold windless stage to make the user feel the cool feeling; when the user feels cold, The windless stage can be switched to the hot, windless stage without the user getting cold.
  • the air conditioner indoor unit of the present application can effectively realize a smooth transition from the wind state to the windless state, and can also monitor the actual body sense change of the user in real time, and control the operation of the air conditioner indoor unit according to the actual feeling of the user.
  • the state in order to give the user the best experience, effectively enhance the user's experience comfort.
  • FIG. 1 is a schematic structural view of an embodiment of an air conditioner indoor unit of the present application
  • FIG. 2 is a schematic exploded view of the panel of FIG. 1;
  • FIG. 3 is a schematic view showing a detection area of the air conditioner indoor unit of FIG. 1;
  • Figure 4 is a schematic view showing the internal structure of the air conditioner indoor unit of Figure 1;
  • Figure 5 is a schematic view showing the structure of the air outlet of the air conditioning indoor unit of Figure 4 in a stage of cold level and no wind feeling;
  • FIG. 6 is a schematic view showing an air outlet structure of the air conditioner indoor unit of FIG. 4 in a comfortable stage without wind feeling;
  • FIG. 7 is a schematic view showing an air outlet structure of the air conditioner indoor unit of FIG. 4 in a stage of a heat level and no wind feeling;
  • FIG. 8 is a schematic diagram of a control flow of an embodiment of an air conditioner indoor unit of the present application.
  • FIG. 9 is a schematic diagram of a control flow of another embodiment of an air conditioner indoor unit of the present application.
  • the directional indication is only used to explain in a certain posture (as shown in the drawing)
  • first”, “second”, etc. in the embodiments of the present application, the description of "first”, “second”, etc. is used for descriptive purposes only, and is not to be construed as an Its relative importance or implicit indication of the number of technical features indicated.
  • features defining “first” or “second” may include at least one of the features, either explicitly or implicitly.
  • the technical solutions between the various embodiments may be combined with each other, but must be based on the realization of those skilled in the art, and when the combination of the technical solutions is contradictory or impossible to implement, it should be considered that the combination of the technical solutions does not exist. Nor is it within the scope of protection required by this application.
  • the application proposes an air conditioner indoor unit.
  • the air conditioner indoor unit includes a casing 100 and a fan (not shown), and the air outlet of the casing air passage 110 has opposite front wall faces 111 and rear wall faces. 112.
  • the air conditioner indoor unit further includes a first air deflector 120, a second air deflector 130, a third air deflector 140, a temperature sensor 160, and a controller (not shown).
  • the first air deflector 120 is rotatably disposed on the housing 100 with a first pivot 121 disposed adjacent to the rear wall surface 112.
  • the second air deflector 130 is rotatably disposed on the housing 100 with a second pivot 131 between the first pivot 121 and the front wall surface 111, and the second air deflector 130 is adjacent to the edge of the second pivot 131 It is adapted to be in contact with an edge of the first air deflector 120 remote from the first pivot 121.
  • the third air guiding plate 140 is rotatably disposed on the housing 100 at a third pivot 141 disposed adjacent to the front wall surface 111.
  • the third air guiding plate 140 is provided with a plurality of air diffusing holes 142.
  • the temperature sensor 160 is disposed on the casing 100 and configured to detect the amount of heat dissipated by the target heat source in the room. The controller cooperatively controls the fan, the first air deflector 120, the second air deflector 130, and the third air deflector 140 according to the amount of heat radiation detected by the temperature sensor 160 to adjust the air flow rate and the air outlet mode.
  • the housing 100 is configured to form an overall appearance of the air conditioner indoor unit.
  • the housing 100 includes a chassis, a face frame, and a panel 150.
  • the housing 100 is provided with an air inlet, and the airbag 110 is formed inside the housing 100.
  • the heat exchanger component and the fan are also disposed in the casing 100.
  • the outside air enters the casing 100 from the air inlet, and is sent through the air outlet of the air duct 110 by the heat exchange function of the heat exchanger.
  • the first air guiding plate 120 is rotatably mounted on the housing 100 by the first pivot shaft 121. It should be noted that the first pivot shaft 121 may be a long axis extending along the length direction of the first air guiding plate 120.
  • the specific structure of the second pivot 131 and the third pivot 141 can be referred to the first pivot 121, which is not specifically limited herein.
  • the shape of the vent hole 142 is various, and may be a circle, an elongated strip, a diamond or a square, or the like.
  • the temperature sensor 160 is configured to detect the amount of heat dissipation of the target target heat source.
  • the target heat source herein refers to the indoor active heat source, and the target heat source can be determined according to the actual service object of the air conditioner.
  • the target service object of the air conditioner is a person, and the target heat source at this time is the human body.
  • the target heat source is an animal.
  • the temperature sensor 160 is mainly configured to detect the amount of heat dissipation of the indoor target, and determine the body condition of the target heat source according to the detection result.
  • the temperature sensor 160 may be a thermopile infrared temperature sensor, and the non-contact temperature measurement can be realized by using the infrared radiation temperature measurement principle.
  • the controller may be disposed on the main control circuit board of the air conditioner indoor unit to control the fan of the air conditioner indoor unit, the first air deflector 120, the second air deflector 130, and the third air deflector 140.
  • the first air deflector 120, the second air deflector 130, and the third air deflector 140 cooperate with each other to form a plurality of stages of cold and hot windlessness.
  • the cold and heat here refers to the relative feelings brought to the user at each stage of the windlessness, and is not really cold or hot.
  • the third air deflector 140 is disposed in the air duct 110 of the housing 100, and the edge of the first air deflector 120 away from the first pivot 121 and the second air guide The edge of the plate 130 adjacent to the second pivot 131 meets.
  • the air outlet is closed by the cooperation of the first air deflector 120 and the second air deflector 130.
  • dust can be prevented from entering from the air outlet, and on the other hand, the air conditioner indoor unit can be made more beautiful.
  • the first air deflector 120 and the second air deflector 130 are substantially parallel to the horizontal direction, and two airflow passages are formed on the upper and lower sides of the second air deflector 130 to The airflow is horizontally discharged from the two airflow passages on the upper and lower sides of the second air deflector 130.
  • the airflow can be prevented from blowing directly to the human body, and at the same time, the airflow can be ensured to have a large capacity output, which is equivalent to giving the user a colder feeling in each stage of no wind feeling.
  • the front end of the first air guiding plate 120 is sealingly engaged with the rear end of the second air guiding plate 130 , and the third air guiding plate 140 is turned into the front wall surface 111 .
  • the airflow is caused to flow out from the airflow passage on the upper side of the second air deflector 130.
  • the wind output is further reduced relative to the cold level windless stage, giving the user a relatively comfortable feel.
  • the front end of the first air deflector 120 is sealingly engaged with the rear end of the second air deflector 130 , and the third air deflector 140 is rotated to the flow surface of the air outlet.
  • the air flow is blown out by the air diffusing holes 142 of the third air guiding plate 140.
  • the airflow can only be blown out after being dispersed by the blast hole 142, and even if the wind output is minimized, at this time, the user feels hotter than the other stages.
  • the fan speed can also be controlled by the controller, thereby subdividing each windless stage into a plurality of wind-insensitive sub-ranges from cold to hot gradation, thereby making the windless stage control more For the sake of refinement, the transition is more stable.
  • the technical solution of the present application provides a first air deflector 120, a second air deflector 130, and a third air deflector 140 on the casing 100 of the air conditioner indoor unit, and the air conditioner indoor unit is further provided with a temperature sensor 160 and a controller.
  • the temperature sensor 160 detects the heat dissipation amount of the indoor target heat source, and the controller cooperatively controls the fan, the first air deflector 120, the second air deflector 130, and the third air deflector 140 according to the heat radiation amount detected by the temperature sensor 160 to adjust the wind flow rate.
  • the air outlet mode so as to achieve a smooth transition of the air conditioner when switching to the windless state.
  • the windless state can be divided into a plurality of windless stages that are distributed from cold to hot gradient.
  • the temperature sensor 160 can monitor the change of the user's body temperature in real time. When the user feels hot, the windless stage can be switched to the cold windless stage to make the user feel the cool feeling; when the user feels cold, The windless stage can be switched to the hot, windless stage without the user getting cold.
  • the air conditioner indoor unit of the present application can effectively realize a smooth transition from the wind state to the windless state, and can also monitor the actual body sense change of the user in real time, and control the operation of the air conditioner indoor unit according to the actual feeling of the user.
  • the state in order to give the user the best experience, effectively enhance the user's experience comfort.
  • the housing 100 includes a panel 150 .
  • the inside of the panel 150 is provided with a mounting box disposed to mount the temperature sensor 160 .
  • the panel 150 defines a detection window 151 corresponding to the temperature sensor 160 .
  • the installation of the mounting box facilitates the installation of the temperature sensor 160, and the temperature sensor 160 can be fixed in the mounting box by screw fixing, snap fixing, or the like.
  • the mounting box includes a box body 171 and a cover body 172.
  • the box body 171 is provided with a receiving cavity for accommodating the temperature sensor 160.
  • the cover body 172 covers the receiving cavity and is exposed to the detecting window 151, and the cover body 172 is opened.
  • the cover 172 can be selectively connected to the case body 171 by a snap to facilitate the inspection of the temperature sensor 160.
  • the second air deflector 130 includes an air guiding portion 132 , and a tail fin 133 disposed on a side of the air guiding portion 132 adjacent to the second pivot 131 , and between the tail fin 133 and the air guiding portion 132 .
  • a cavity is formed in a stepped manner, and a front end of the first air deflector 120 is rotatable into the cavity.
  • the second air deflector 130 is designed to resemble an aircraft frame structure.
  • the front end of the first air deflector 120 is rotated into the cavity and abuts the tail fin 133 of the second air deflector 130, so that the first wind deflector 120 and the second wind deflector 120 can be made.
  • a sealing fit is achieved between the air deflectors 130 to prevent airflow from leaking out of the gap between the two to affect the windless effect.
  • the width between the side of the air guiding portion 132 away from the second pivot 131 and the side of the air guiding portion 132 adjacent to the second pivot 131 is W, where W ⁇ [100 mm, 300 mm].
  • the second air deflector 130 is of an elongated design such that, in the cooling mode, the airflow is blown further as it passes through the second air deflector 130 due to the coanda effect of the airflow.
  • the airflow can be more directed to the ground under the effect of the Coanda effect, thereby effectively improving the cooling and heating effects.
  • the width of the air guiding portion 132 may be 100 mm, 200 mm, 300 mm, etc. The wider the air guiding portion 132 is, the better the effect of extending the air duct 110 is. However, in practical applications, the production cost and the specific size of the air conditioner indoor unit must be taken into consideration. Make settings.
  • the front wall surface 111 is recessed with a receiving groove 113
  • the third air guiding plate 140 is rotatably connected to the front wall surface 111 and can be received in the receiving groove 113.
  • the accommodating groove 113 is provided, so that the third air deflector 140 can be accommodated in the accommodating groove 113 in the cooling mode, thereby avoiding resistance to the airflow and affecting the wind.
  • the heat insulating layer 180 on the windward side of the first air deflector 120 and the second air deflector 130 can effectively prevent the formation of condensation.
  • the heat insulating layer 180 may be made of an inorganic fiber material, such as mineral wool, rock wool, glass wool, etc.; or may be made of an organic heat insulating material such as polyethylene (PE) foam, polystyrene (PS) foam, polyurethane (PU). ) foam and so on.
  • PE polyethylene
  • PS polystyrene
  • PU polyurethane
  • a method for controlling an indoor unit of an air conditioner according to an embodiment of the present application is described in detail below with reference to FIG. 5 to FIG. 9, wherein the air conditioner indoor unit is an air conditioner indoor unit according to the above embodiment of the present application, and the air conditioner indoor unit includes a windless mode, a cooling mode, and The heating mode, the windless mode includes a plurality of stages of cold and heat, and the specific structure of the air conditioning indoor unit refers to the above embodiment, so that at least all the technical effects brought by the technical solutions of the above embodiments are obtained. I will not repeat them here.
  • the air conditioning indoor unit has a cooling mode, a heating mode, and a windless mode.
  • a plurality of buttons are provided on the panel 150 of the air conditioner indoor unit or the air conditioner remote controller, and different air outlet modes are selected by different buttons.
  • the windless mode includes a plurality of windless to cool stages, and the following mainly describes the control method of the air conditioner indoor unit in the windless mode. As shown in FIG. 8 and FIG. 9 , the control method of the air conditioner indoor unit according to the embodiment of the present application includes the following steps:
  • step S1 the indoor temperature sensor 160 is used to obtain the heat dissipation amount of the indoor target heat source.
  • the human body temperature sensor 160 uses infrared radiation to detect the amount of heat dissipation of the body surface to obtain body temperature information.
  • step S2 the human body temperature sensor 160 can convert the obtained heat dissipation amount into the somatosensory reference temperature of the target heat source through its own conversion module, compare the somatosensory reference temperature with the current set temperature of the air conditioner indoor unit, and the controller controls the comparison value.
  • the air conditioner indoor unit enters the corresponding stage of no wind feeling.
  • the air conditioner indoor unit is controlled to adjust one or more windless stages to the hot direction, and the current setting is modified.
  • the temperature proceeds to step S1; wherein the first preset value is a natural number greater than or equal to zero.
  • the somatosensory reference temperature is defined as Tc
  • the current set temperature of the air conditioner indoor unit in each stage is defined as Ts(n)
  • a default value is M.
  • the controller adjusts the swing angles of the first air deflector 120, the second air deflector 130, and the third air deflector 140 to reduce the wind output, and the air conditioner The device is in a hot, windless phase, so that the user has a relatively warm feeling. Accordingly, the current operating temperature of the air conditioner indoor unit is also automatically modified to TS(n), and the above steps are repeated to make the human body feel at any time. In the best condition.
  • the controller adjusts the swing angle of the first air deflector 120, the second air deflector 130, and the third air deflector 140 to increase the wind output, and the air conditioner is cold.
  • the windless phase so that the user has a relatively cool feeling, correspondingly, the current operating temperature of the air conditioner indoor unit is also automatically modified to TS (n-1), and the above steps are repeated, so that the human body feels at any moment Best state.
  • a plurality of cold to hot windless stages include a cold level windless stage and a hot stage windless stage.
  • the first air deflector 120 and the second air deflector 130 are rotated, and two airflow passages are formed on the upper and lower sides of the second air deflector 130, so that the airflow is The two airflow channels on the upper and lower sides of the second air deflector 130 flow out.
  • the air output of the air conditioner indoor unit is the largest, giving the user a relatively cold feeling.
  • the stage of the heat level and no wind as shown in FIG.
  • the first air deflector 120 is rotated to seal the front end of the first air deflector 120 and the rear end of the second air deflector 130 to rotate the third air guide.
  • the plate 140 is on the flow surface of the air outlet so that the air flow is blown out by the air diffusing holes 142 of the third air guiding plate 140. At this time, the air output of the air conditioning indoor unit is maximized, giving the user a relatively cold feeling.
  • the air conditioner indoor unit When the somatosensory reference temperature is greater than the current set temperature, and the absolute value of the temperature difference is greater than the first preset value, the air conditioner indoor unit is controlled to enter the thermal level windless phase; when the somatosensory reference temperature is less than the current set temperature, and both When the absolute value of the temperature difference is greater than the first preset value, the air conditioner indoor unit is controlled to enter the cold level and no wind feeling stage.
  • the cold-level windless phase and the hot-level windless phase include at least three wind-insensitive sub-ranges set from cold to hot gradual change; the fan speed is switched from cold-to-heat switching to the wind-insensitive sub-interval Switch from large to small accordingly.
  • each wind-free phase can be divided into a plurality of wind-insensitive sub-intervals according to the actual operating temperature and the wind speed of the air-conditioning indoor unit, and each wind-insensitive sub-range is changed from cold to hot, and correspondingly, none
  • the fan speed in the wind-sensing section is also switched from large to small.
  • the cold level windless phase includes three windless sensory sections, namely, section M1, section M2, and section M3, and wind output of the air conditioner indoor unit from section M1 to section M3. Gradually decrease, that is, the degree of coldness to the user is gradually reduced.
  • the hot level windless phase includes three windless sensory intervals, namely interval M7, interval M8 and interval M9.
  • the wind output of the air conditioner indoor unit is further reduced, that is, giving the user a sense of heat.
  • the degree is gradually increasing.
  • the temperature sensor 160 detects the amount of heat dissipation of the user and converts it into a corresponding somatosensory reference temperature, and compares the somatosensory reference temperature with the current set temperature of the air conditioner indoor unit in the corresponding windless sensory section, and the controller compares the result according to the comparison result. Choose to enter the corresponding windless sensory interval to give the best experience.
  • a plurality of cold to hot windlessness stages further include a comfort level windless phase
  • the first wind deflector 120 in the comfort level windless phase, is rotated to be the first guide
  • the front end of the wind plate 120 is sealingly engaged with the rear end of the second air guiding plate 130
  • the third air guiding plate 140 is rotated to be in contact with the rear wall surface 112 so that the airflow flows out from the air flow channel on the upper side of the second air guiding plate 130.
  • the air conditioner indoor unit is controlled to enter the comfort level windless phase.
  • the division of the windless phase is further refined by setting the stage of comfortable windlessness.
  • the air output of the air conditioner indoor unit is moderate.
  • the temperature sensor 160 detects the absolute value of the temperature difference between Tc and Ts(n) ⁇ [-M, M], it is determined that the air conditioner set temperature is relative to the human body.
  • the controller adjusts the swing angles of the first air deflector 120, the second air deflector 130, and the third air deflector 140 to make the air conditioner in a comfortable windless stage.
  • the comfort level windless phase includes at least three windless sensory intervals set from cold to hot gradient; as the windless sensory zone is switched from cold to hot, the fan The rotational speed is switched from large to small accordingly.
  • the comfort level windless phase includes three windless sensory sections, namely, section M4, section M5, and section M6. From section M4 to section M6, the wind output of the air conditioner indoor unit is gradually decreased. .
  • the windless mode includes three stages: a cold level windless stage, a comfort level no wind sense stage, and a hot stage no wind sense stage, and any stage is divided into three windless sensory sections according to the above embodiment.
  • the air conditioner indoor unit can be divided into nine intervals from M1 to M9, and in the process from M1, M2, ... to M9, the current operating temperature of the air conditioner gradually increases, and the fan speed gradually decreases. That is, the user's body feels from cold to comfortable to hot.
  • the temperature sensor 160 detects the amount of heat dissipated by the user and converts it into a somatosensory reference temperature.
  • the actual feeling of the human body can be divided into a plurality of degrees from cold to comfortable to heat.
  • the controller will The air conditioner indoor unit switches to a relatively hot wind-free sensory section.
  • the air conditioner indoor unit is switched to a relatively cold wind-free sensory section by the controller, so that the user can obtain the best none.
  • Wind experience Moreover, the air-conditioning indoor unit can detect the heat dissipation amount of the indoor target heat source every preset time, and according to the user's body temperature change, timely adjust to enter the corresponding wind-free sensory interval, so that the user can get the best at any time. The windless experience.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
  • Air-Flow Control Members (AREA)

Abstract

L'invention concerne une unité de climatisation intérieure et un procédé de commande pour l'unité de climatisation intérieure. L'unité de climatisation intérieure comprend : une enveloppe (100) et un ventilateur, une sortie d'air d'un passage d'air (110) de l'enveloppe comportant une face de paroi avant (111) et une face de paroi arrière (112) opposées l'une à l'autre ; une première plaque de guidage d'air (120), une deuxième plaque de guidage d'air (130) et une troisième plaque de guidage d'air (140), toutes les trois disposées rotatives sur l'enveloppe (100), la troisième plaque de guidage d'air (140) étant munie de multiples trous de dissipation d'air (142) ; un capteur de température (160), conçu pour détecter une quantité de dissipation de la chaleur d'une source de chaleur intérieure cible ; et un dispositif de commande, destiné à commander en coopération le ventilateur, la première plaque de guidage d'air (120), la deuxième plaque de guidage d'air (130) et la troisième plaque de guidage d'air (140) en fonction de la quantité de dissipation de la chaleur détectée par le capteur de température (160), afin de régler un débit d'un écoulement de sortie d'air et un mode de sortie d'air.
PCT/CN2018/112706 2017-12-11 2018-10-30 Unité de climatisation intérieure et procédé de commande associé Ceased WO2019114443A1 (fr)

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