WO2020130635A1 - Unité intérieure de type plafonnier pour climatiseur - Google Patents

Unité intérieure de type plafonnier pour climatiseur Download PDF

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Publication number
WO2020130635A1
WO2020130635A1 PCT/KR2019/018014 KR2019018014W WO2020130635A1 WO 2020130635 A1 WO2020130635 A1 WO 2020130635A1 KR 2019018014 W KR2019018014 W KR 2019018014W WO 2020130635 A1 WO2020130635 A1 WO 2020130635A1
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WO
WIPO (PCT)
Prior art keywords
vane
discharge
control
inclination angle
set temperature
Prior art date
Application number
PCT/KR2019/018014
Other languages
English (en)
Korean (ko)
Inventor
이주연
최재혁
류진우
Original Assignee
엘지전자 주식회사
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Filing date
Publication date
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Publication of WO2020130635A1 publication Critical patent/WO2020130635A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/0001—Control or safety arrangements for ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
    • 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
    • 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
    • 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
    • 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
    • F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F2013/0616—Outlets that have intake openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
    • F24F2013/1433—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with electric motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature

Definitions

  • the present invention relates to a method of controlling a ceiling-type indoor unit of an air conditioner, and more particularly, to a method of controlling a ceiling-type indoor unit that can improve a user's concentration.
  • an air conditioner is composed of a compressor, a condenser, an evaporator, and an expander, and supplies air or warm air to a building or room using an air conditioning cycle.
  • the air conditioner is structurally divided into a separate type in which the compressor is disposed outdoors and an integrated type in which the compressor is integrally manufactured.
  • an indoor heat exchanger is installed in the indoor unit, and an outdoor heat exchanger and a compressor are installed in the outdoor unit to connect the two devices separated from each other with a refrigerant pipe.
  • Integral air conditioners include a window type air conditioner that is installed directly by hanging a device on a window, and a duct type air conditioner that is installed outside the room by connecting a suction duct and a discharge duct.
  • the separate air conditioner is generally classified according to the installation type of the indoor unit.
  • the indoor unit installed vertically in the indoor space is called a stand-type air conditioner
  • the indoor unit installed on a wall in the room is called a wall-mounted air conditioner
  • the indoor unit installed on a ceiling in the room is called a ceiling indoor unit.
  • the separated air conditioner there is a system air conditioner capable of providing air-conditioned air to a plurality of spaces.
  • the system air conditioner there are a type of air conditioning the room with a plurality of indoor units, and a type of supplying air-conditioned air to each space through a duct.
  • a plurality of indoor units provided in the system air conditioner may be any of a stand type, a wall-mounted type, or a ceiling type.
  • the ceiling type indoor unit includes a case installed on a ceiling wall and a front panel covering the bottom surface of the case and installed on the same surface as the ceiling.
  • a suction port is disposed at the center of the front panel, a plurality of discharge ports are disposed outside the suction port, and discharge vanes are installed for each discharge port.
  • Conventional ceiling-type indoor units only provide air flow control according to the indoor temperature and the target temperature, but do not provide control to improve the concentration of the user.
  • An object of the present invention is to provide a control method of a ceiling type indoor unit that can improve a user's concentration.
  • An object of the present invention is to provide a control method of a ceiling-type indoor unit that improves the concentration of occupants while rapidly cooling or heating the room by controlling each of the four vane modules.
  • An object of the present invention is to provide a control method of a ceiling-type indoor unit that cools or heats a room by discharging air at different angles from a first discharge pair and a second discharge pair disposed in different directions among four vane modules. .
  • the present invention increases the reference set temperature Ts0 by 1 degree after the first control to set the set temperature Ts, and increases the set temperature Ts by 1 degree after the second control to set the temperature Ts. ), and after the set temperature Ts is increased by 2 degrees from the reference set temperature Ts0, the second control is repeated to set the set temperature Ts increased by 2 degrees to the reference set temperature Ts0. It is an object to provide a control method of a ceiling-type indoor unit to reduce step by step.
  • the set temperature is increased from the reference set temperature (Ts0) in steps of the first reference value, and then the increased set temperature (Ts) is decreased to the reference set temperature (Ts0) in steps of the first reference values. Repeat the process, thereby improving the concentration of the occupants.
  • the present invention reduces the set temperature (Ts0) from the reference set temperature (Ts0) by the first reference value step by step during heating operation, and then increases the reduced set temperature (Ts) to the reference set temperature (Ts0) step by step by the first reference value. Repeat the process, thereby improving the concentration of the occupants.
  • the present invention increases the reference set temperature (Ts0) by 1 degree after the first control during cooling operation, sets the set temperature (Ts), and increases the set temperature (Ts) by 1 degree after the second control.
  • At least two vane modules of the present invention discharge air in different directions, two vane modules may provide different inclination angles, and different inclination angles may be provided according to the current temperature of the room.
  • the present invention discharges air by disposing the first discharge pair and the second discharge pair obliquely in different directions, and then alternates the inclination angles of the first discharge pair and the second discharge pair according to the current temperature in the room, thereby concentrating the occupants Improve it.
  • the first discharge pair and the second discharge pair disposed in different directions among the four vane modules discharge air at different angles to cool or heat the room, thereby improving concentration.
  • the present invention is installed hanging on the ceiling of the room, a suction port is formed on the bottom surface, the first discharge port disposed opposite to each other based on the suction port, and the third discharge port, and the second arranged opposite to each other based on the suction port
  • a case including a discharge port and a fourth discharge port;
  • a first vane module disposed in the first discharge port, forming one of the first discharge pairs, and discharging air in a first discharge direction;
  • a second vane module disposed in the second discharge port constituting one of the second discharge pairs, and discharging air in a second discharge direction;
  • a third vane module disposed at the third discharge port, constituting the other of the first discharge pairs, and discharging air in a third discharge direction; It includes a fourth vane module disposed in the fourth discharge port, constitutes the other of the second discharge pair, and discharges air in the fourth discharge direction.
  • the cooling mode is turned on (S10); After the step S10, if the current temperature Tp in the room is equal to or higher than the reference set temperature Ts0, the first discharge pair is operated at an inclination angle of one, and the second discharge pair is set to another one.
  • a first control operated at an inclination angle of (another); After the first control, setting a set temperature Ts by raising the reference set temperature Ts0 by a first reference value (S100); And a second control for operating the first discharge pair at the other inclination angle after the step S100, and operating the second discharge pair at the one inclination angle.
  • the first control may include comparing the reference set temperature Ts0 and the current temperature Tp after the step S10 (S14); When the current temperature Tp is equal to or higher than the reference set temperature Ts0, after the step S14, an autoswing step (S20) of simultaneously operating the first discharge pair and the second discharge pair during a reset auto time.
  • step S60 the second concentration enhancing cooling step of operating the first discharge pair at the other inclination angle and operating the second discharge pair at the one inclination angle (S70);
  • step S90 the step (S90) of determining whether the current temperature (Tp) is less than or equal to the reference set temperature (Ts0); and further, if the step S90 is satisfied, the process proceeds to step S100, If the step S90 is not satisfied, the step S40 may be returned.
  • the second control after the step S100, a first' concentration to operate the first discharge pair at the inclination angle of the one, and operate the second discharge pair at the inclination angle of the other (another) Enhanced cooling step (S110); After the step S110, the second inclined wind unit cooling step (S120) of operating the first discharge pair and the second discharge pair at the other one (the other) inclination angle; After the step S120, determining whether the current temperature Tp is less than or equal to the set temperature Ts (S130).
  • the 3'concentration enhancement cooling step of operating the first discharge pair at the other inclination angle and operating the second discharge pair at the one inclination angle (S140);
  • a 4'concentration enhancement cooling step (S150) of operating the first discharge pair and the second discharge pair at the inclination angle of the other (S150) may further include.
  • determining the number of times of the second control (S170); further comprising, when the number of times of the second control determined in the step S170 is "0", the set temperature (Ts) ) Increases the first reference value, increases the count of the second control by 1, and returns to the step S110.
  • determining the number of times of the second control (S170); further comprising, when the number of times of the second control determined in the step S170 is "1", the set temperature (Ts) ) Decreases the first reference value, increases the count of the second control by 1, and returns to the step S110.
  • determining the number of times of the second control (S170); further comprising, when the number of times of the second control determined in the step S170 is "2", the set temperature (Ts) ) Is increased to a first reference value, the count of the second control is decreased by 1, and the process returns to step S110.
  • the first reference value is 1 degree Celsius
  • the reference set temperature Ts0 is increased by 1 degree to set a set temperature Ts
  • the set temperature Ts is set.
  • the set temperature Ts is set by further increasing by 1 degree
  • the second control is repeated to increase the set temperature by 2 degrees ( Ts) may be reduced to the reference set temperature Ts0.
  • determining the number of times of the second control (S170); further comprising, when the number of times of the second control determined in the step S170 is "0", the set temperature (Ts) ) Increases the first reference value, increases the count of the second control by 1, returns to the step S110, and when the number of times of the second control determined in step S170 is "1", the set temperature Ts. Decreases the first reference value, increases the count of the second control by 1, returns to the step S110, and when the number of times of the second control determined in step S170 is "2", increases the set temperature Ts.
  • the first reference value may be increased, the count of the second control may be decreased by 1, and the operation may be returned to step S110.
  • the first control may include comparing the reference set temperature Ts0 and the current temperature Tp after the step S10 (S14); When the current temperature Tp is equal to or higher than the reference set temperature Ts0, after the step S14, an autoswing step (S20) of simultaneously operating the first discharge pair and the second discharge pair during a reset auto time.
  • the second concentration enhancement cooling step (operating the first discharge pair at the other inclination angle, and operating the second discharge pair at the one inclination angle ( S70);
  • step S80 determining whether the current temperature (Tp) is less than or equal to the reference set temperature (Ts0) (S90); further comprising,
  • determining whether the current temperature Tp is equal to or less than the set temperature Ts (S160); may further include.
  • step S60 or S90 the process proceeds to step S100, the step S90 is not satisfied, the step S40 is returned, and the step S160 is not satisfied, the step S110 is returned. have.
  • step S170 determines the number of times of the second control (S170); and further comprising, if the step S130 or S160 is satisfied, the process proceeds to the step S170, the determined in step S170
  • the number of times of the second control is "0"
  • the set temperature Ts is raised to a first reference value
  • the count of the second control is increased by 1
  • the process returns to the step S110, and the second determined in step S170. 2
  • the number of times of control is "1”
  • the set temperature Ts is decreased by a first reference value
  • the count of the second control is increased by 1
  • the process returns to step S110, and the second determined in step S170.
  • the number of times of control is "2"
  • the set temperature Ts is increased to a first reference value
  • the count of the second control is decreased by 1, and the operation may be returned to step S110.
  • the inclination angle of the other than the inclination angle of the one may be formed vertically in the vertical direction.
  • the inclination angle of the other is formed vertically in the vertical direction than the inclination angle of the one, and the inclination angle of the other is the inclination angle of the one and the other (another) can be formed between the inclination angle.
  • the rear end of the first vane may be positioned higher than the front end of the second vane.
  • the first vane forms a slope between 16 and 29 degrees
  • the second vane forms a slope between 57 degrees and 67 degrees
  • the first vane may form a slope between 35 degrees and 44 degrees, and the second vane may form a slope between 70 degrees and 72 degrees.
  • the present invention is installed hanging on the ceiling of the room, a suction port is formed on the bottom surface, a first discharge pair is disposed on one side based on the suction port, and a second discharge pair is disposed on the other side;
  • the cooling mode is turned on (S10); After the step S10, if the current temperature Tp in the room is equal to or higher than the reference set temperature Ts0, the first discharge pair is operated at an inclination angle of one, and the second discharge pair is set to another one.
  • a first control operated at an inclination angle of (another); After the first control, setting a set temperature Ts by raising the reference set temperature Ts0 by a first reference value (S100); And a second control for operating the first discharge pair at the other inclination angle after the step S100, and operating the second discharge pair at the one inclination angle.
  • the control method of the ceiling-type indoor unit according to the present invention has one or more of the following effects.
  • the present invention has the advantage of increasing the set temperature (Ts) step by step from the reference set temperature (Ts0) during cooling, and then reducing it again step by step to improve the user's concentration.
  • the present invention has the advantage of reducing the set temperature (Ts) step by step from the reference set temperature (Ts0) at the time of heating, and then increasing it step by step to improve the user's concentration.
  • two of the four vane modules facing each other form a first discharge pair
  • the other two form a second discharge pair
  • the first discharge pair and the second discharge pair alternate indirect and direct winds. Since it is provided with, there is an advantage that can quickly cool the room.
  • the present invention increases the reference set temperature Ts0 by 1 degree after the first control during cooling operation, sets the set temperature Ts, and adds the set temperature Ts by 1 degree after the second control.
  • Set the set temperature (Ts) by increasing, and after the set temperature (Ts) is increased by 2 degrees from the reference set temperature (Ts0), repeat the second control to set the set temperature (Ts) increased by 2 degrees.
  • the reference set temperature (Ts0) can be reduced step by step.
  • FIG. 1 is a perspective view showing an air conditioner indoor unit according to an embodiment of the present invention.
  • FIG. 2 is a cross-sectional view of FIG. 1.
  • FIG. 3 is an exploded perspective view of the front panel of FIG. 1.
  • FIG. 4 is a perspective view showing an upper portion of the front panel of FIG. 1.
  • FIG. 5 is a perspective view of the vane module shown in FIG. 3.
  • FIG. 6 is a perspective view seen from another direction of FIG. 5.
  • FIG. 7 is a perspective view of the vane module seen from the upper side of FIG. 5.
  • FIG. 8 is a front view of the vane module shown in FIG. 3.
  • FIG. 9 is a rear view of the vane module shown in FIG. 3.
  • FIG. 10 is a plan view of the vane module shown in FIG. 3.
  • FIG. 11 is a perspective view showing the operation structure of the vane module shown in FIG. 5.
  • FIG. 12 is a front view of the drive link shown in FIG. 11.
  • FIG. 13 is a front view of the first vane link shown in FIG. 11.
  • FIG. 14 is a front view of the second vane link shown in FIG. 11.
  • FIG. 15 is a bottom view of the front panel of the suction grill in FIG. 1;
  • FIG. 16 is a side cross-sectional view of the vane module shown in FIG. 2.
  • 17 is an exemplary view of the discharge step P1 according to the first embodiment of the present invention.
  • FIG 19 is an exemplary view of the discharge step P3 according to the first embodiment of the present invention.
  • FIG 20 is an exemplary view of the discharge step P4 according to the first embodiment of the present invention.
  • 21 is an exemplary view of the discharge step P5 according to the first embodiment of the present invention.
  • FIG 22 is an exemplary view of the discharge step P6 according to the first embodiment of the present invention.
  • FIG. 23 is a flowchart illustrating a control method during cooling according to a first embodiment of the present invention.
  • FIG. 24 is a graph showing changes in indoor temperature according to FIG. 23.
  • 25 is a flowchart illustrating a control method during cooling according to a second embodiment of the present invention.
  • 26 is a graph showing the change in indoor temperature according to FIG. 25.
  • FIG. 1 is a perspective view showing an air conditioner indoor unit according to an embodiment of the present invention.
  • 2 is a cross-sectional view of FIG. 1.
  • FIG. 3 is an exploded perspective view of the front panel of FIG. 1.
  • FIG. 4 is a perspective view showing an upper portion of the front panel of FIG. 1.
  • 5 is a perspective view of the vane module shown in FIG. 3.
  • 6 is a perspective view seen from another direction of FIG. 5.
  • 7 is a perspective view of the vane module seen from the upper side of FIG. 5.
  • 8 is a front view of the vane module shown in FIG. 3.
  • 9 is a rear view of the vane module shown in FIG. 3.
  • 10 is a plan view of the vane module shown in FIG. 3.
  • 11 is a perspective view showing the operation structure of the vane module shown in FIG. 5.
  • 12 is a front view of the drive link shown in FIG. 11.
  • 13 is a front view of the first vane link shown in FIG. 11.
  • 14 is a front view of the second vane link shown in FIG. 11.
  • 15 is a bottom view of the front panel of the suction grill in FIG. 1;
  • 16 is a side cross-sectional view of the vane module shown in FIG. 2.
  • 17 is an exemplary view of the discharge step P1 according to the first embodiment of the present invention.
  • 18 is an exemplary view of the discharge step P2 according to the first embodiment of the present invention.
  • 19 is an exemplary view of the discharge step P3 according to the first embodiment of the present invention.
  • 20 is an exemplary view of the discharge step P4 according to the first embodiment of the present invention.
  • 21 is an exemplary view of the discharge step P5 according to the first embodiment of the present invention.
  • 22 is an exemplary view of the discharge step P6 according to the first embodiment of the present invention.
  • 23 is a flowchart illustrating a control method during cooling according to the first embodiment of the present invention, and FIG. 24 is a graph showing a change in the indoor temperature according to FIG. 23.
  • the indoor unit of the air conditioner according to the present embodiment is a case 100 in which an inlet 101 and an outlet 102 are formed, an indoor heat exchanger 130 disposed inside the case 100, and the case 100 It is disposed inside, and includes an indoor blowing fan 140 that flows air through the suction port 101 and the discharge port 102.
  • the case 100 includes a case housing 110 and a front panel 300.
  • the case housing 100 is installed hanging from the ceiling of the room through a hanger (not shown), and is formed by opening the lower side.
  • the front panel 300 covers the opened surface of the case housing 110, is disposed toward the floor of the room, is exposed to the room, and the suction port 101 and the discharge port 102 are formed.
  • the case 100 may be implemented in various ways depending on the production form, and the configuration of the case 100 does not limit the spirit of the present invention.
  • the suction port 101 is disposed in the center of the front panel 300, and the discharge port 102 is disposed outside the suction port 101.
  • the number of the suction port 101 or the number of the discharge port 102 is irrelevant to the spirit of the present invention.
  • one suction port 101 is formed, and a plurality of discharge ports 102 are disposed.
  • the suction port 101 is formed in a rectangular shape when viewed from the bottom, and the discharge port 102 is spaced a predetermined distance from each edge of the suction port 101 and four are arranged.
  • the indoor heat exchanger 130 is disposed between the suction port 101 and the discharge port 102, and the indoor heat exchanger 130 divides the case 100 inside and outside.
  • the indoor heat exchanger 130 is arranged vertically in this embodiment.
  • An indoor ventilation fan 140 is positioned inside the indoor heat exchanger 130.
  • the indoor heat exchanger When viewed from the top or bottom view, the indoor heat exchanger has an overall shape of “ ⁇ ”, and some sections may be separated.
  • the indoor heat exchanger 130 is arranged such that air discharged from the indoor ventilation fan 140 enters vertically.
  • a drain pan 132 is installed inside the case 100, and the indoor heat exchanger 130 is mounted on a drain pan 132.
  • the condensate generated in the indoor heat exchanger 130 may be stored after flowing to the drain pan 132.
  • a drain pump (not shown) for discharging the collected condensate to the outside is disposed in the drain pan 132.
  • the drain pan 132 may be formed with an inclined surface having directionality to collect and store condensate flowing from the indoor heat exchanger 130 to one side.
  • the indoor blowing fan 140 is located inside the case 100 and is disposed above the suction port 101.
  • the indoor blower fan 140 uses a centrifugal blower that sucks air to the center and discharges air in a circumferential direction.
  • the indoor blowing fan 140 includes a bell mouse 142, a fan 144, and a fan motor 146.
  • the bell mouse 142 is disposed above the suction grill 320 and is located below the fan 144.
  • the bell mouse 142 guides the air that has passed through the suction grill 320 to the fan 144.
  • the fan motor 146 rotates the fan 144.
  • the fan motor 146 is fixed to the case housing 110.
  • the fan motor 146 is disposed above the fan 144. At least a portion of the fan motor 146 is positioned higher than the fan 144.
  • the motor shaft of the fan motor 146 is disposed toward the lower side, and the fan 144 is coupled to the motor shaft.
  • the indoor heat exchanger 130 is located outside the edge of the fan 144. At least a portion of the fan 144 and the indoor heat exchanger 130 are disposed on the same horizontal line. And at least a portion of the bell mouse 142 is inserted into the fan 144. At least a portion of the bell mouse 142 overlaps the fan 144 in the vertical direction.
  • the indoor heat exchanger 130 is disposed inside the case housing 110 and partitions the interior space of the case housing 110 inward and outward.
  • the inner space surrounded by the indoor heat exchanger 130 is defined as a suction flow path 103, and the outer space of the indoor heat exchanger 130 is defined as a discharge flow path 104.
  • the indoor blowing fan 140 is disposed in the suction passage 103.
  • the discharge flow path 104 is between the outside of the indoor heat exchanger 130 and the side walls of the case housing 110.
  • the suction flow path 103 When viewed in a top view or a bottom view, the suction flow path 103 is inside surrounded by “ ⁇ ” of the indoor heat exchanger, and the discharge flow path 104 is outside “ ⁇ ” of the indoor heat exchanger.
  • the suction flow path 103 is in communication with the suction port 101, and the discharge flow path 104 is in communication with the discharge port 103.
  • the flow direction of air is switched 180 degrees based on the indoor heat exchanger 130.
  • the suction port 101 and the discharge port 102 are formed on the same surface of the front panel 300.
  • the suction port 101 and the discharge port 102 are arranged to face the same direction.
  • the suction port 101 and the discharge port 102 are arranged to face the floor of the room.
  • the discharge port 102 may be formed to have a slight side slope, but the discharge port 102 connected to the discharge flow path 104 is formed to face downward.
  • a vane module 200 is disposed to control the direction of air discharged through the discharge port 102.
  • the front panel 300 is coupled to the case housing 110, the front body 310 is formed with the suction port 101 and the discharge port 102, a plurality of grill holes 321 are formed, the suction port 101 ), the suction grill 320 to cover, the pre-filter 330 detachably assembled to the suction grill 320, and installed on the front body 310, the air flow direction of the discharge port 102 It includes a vane module 200 to control.
  • the suction grill 320 is detachably installed at the front body 310.
  • the suction grill 320 may be elevated in the vertical direction from the front body 310.
  • the suction grill 320 covers the entire suction port 101.
  • the suction grill 320 is formed with a plurality of grill holes 321 through a grid shape.
  • the grill hole 321 and the suction port 101 are in communication.
  • a pre-filter 330 is disposed above the suction grill 320.
  • the pre-filter 330 filters air sucked into the case 100.
  • the pre-filter 330 is positioned above the grill hole 321 and filters air passing through the suction grill 320.
  • the discharge port 102 is formed in the form of a long slit along the edge of the suction port 101.
  • the vane module 200 is located on the discharge port 102 and is coupled to the front body 310.
  • the vane module 200 may be separated under the front body 310. That is, the vane module 200 is disposed regardless of the coupling structure of the front body 310 and can be independently separated from the front body 310. The structure of this will be described later in more detail.
  • the front body 310 is coupled to the lower side of the case housing 110 and is arranged toward the direction of the room.
  • the front body 310 is installed on the ceiling of the room and is exposed to the room.
  • the front body 310 is coupled to the case housing 110, and the case housing 110 supports the load of the front body 310.
  • the front body 310 supports the load of the suction grill 320 and the pre-filter 330.
  • the front body 310 is formed in a square shape when viewed in a top view.
  • the shape of the front body 310 may be variously formed.
  • the upper side of the front body 310 is formed horizontally so as to be in close contact with the ceiling, and the lower side may have a slightly curved edge.
  • a suction port 101 is disposed at the center of the front body 310, and a plurality of discharge ports 102 are disposed outside the edge of the suction port 101.
  • the suction port 101 When viewed in a top view, the suction port 101 may be formed in a square shape, and the discharge port 102 may be formed in a rectangular shape.
  • the discharge port 102 may be formed in a slit shape longer than the width.
  • the front body 310 includes a front frame 312, a side cover 314, and a corner cover 316.
  • the front frame 312 provides the load and rigidity of the front panel 300, and is fastened and fixed to the case housing 110.
  • the suction port 101 and four discharge ports 102 are formed in the front frame 312.
  • the front frame 312 includes a side frame 311 and a corner frame 313.
  • the corner frame 313 is disposed at each corner of the front panel 300.
  • the side frame 311 is combined with two corner frames 313.
  • the side frame 311 includes an inner side frame 311a and an outer side frame 311b.
  • the inner side frame 311a is disposed between the suction port 101 and the discharge port 102, and combines the two corner frames 313.
  • the outer side frame 311b is disposed outside the discharge port 102.
  • four inner side frames 311a and four outer side frames 311b are provided.
  • the suction port 101 is located inside the four inner side frames 311a.
  • the discharge port 102 is formed by being surrounded by two corner frames 313, an inner side frame 311a, and an outer side frame 311b.
  • the side cover 314 and the corner cover 316 are coupled to the bottom surface of the front frame 312.
  • the side cover 314 and the corner cover 316 are exposed to the user, and the front frame 312 is not visible to the user.
  • the side cover 314 is disposed at the edge of the front frame 312, and the corner cover 316 is disposed at the edge of the front frame 312.
  • the side cover 314 is formed of a synthetic resin material, and is fastened to the front frame 312. Specifically, the side cover 314 is coupled to the side frame 311, and the corner cover 316 is coupled to the corner frame 313.
  • four of the side cover 314 and the corner cover 316 are provided.
  • the side cover 314 and the corner cover 316 are coupled to the front frame 312 and connected to one structure.
  • four side covers 314 and four corner covers 316 form one edge.
  • the side cover 314 is disposed under the side frame 311, and the corner cover 316 is disposed under the corner frame 313.
  • the four side covers 314 and the four corner covers 316 are assembled to form a quadrangular rim.
  • the four connected side covers 314 and the four corner covers 316 are defined as a front deco 350.
  • the front deco 350 forms a deco outer border (351, outer border) and a deco inner border (352, inner border).
  • the deco outer border 351 When viewed from a top view or a bottom view, the deco outer border 351 is formed in a square shape, and the overall shape of the deco inner border 352 is also formed in a square shape. However, the corner of the decor inner border forms a predetermined curvature.
  • the suction grill 320 and four vane modules 200 are disposed inside the decor inner border 352. Then, the suction grill 320 and the four vane modules 200 are in contact with the decor inner border 352.
  • each side cover 314 is coupled to the front frame 312.
  • the outer edge of the side cover 314 forms a part of the deco outer border 351, and the inner edge forms a part of the deco inner border 352.
  • the inner edge of the side cover 314 forms an outer boundary of the discharge port 102.
  • the inner edge of the side cover 314 is defined as a side deco inner border 315.
  • each corner cover 316 is coupled to the front frame 312.
  • the outer edge of the corner cover 316 forms part of the deco outer border 351, and the inner edge forms part of the deco inner border 352.
  • the inner edge of the corner cover 316 is defined as a corner deco inner border 317.
  • the corner deco inner border 317 may be disposed in contact with the suction grill 320.
  • the inner edge of the corner cover 316 is disposed to face the suction grill 320, and is spaced a predetermined distance to form a gap 317a.
  • the side deco inner border 315 is also spaced a predetermined distance from the vane module 200 to form a gap 315a and is disposed to face the outer edge of the vane module 200.
  • the decor inner border 352 forms a continuous gap spaced apart from the outer edges of the four vane modules 200 and the suction grill 320 by a predetermined distance.
  • the continuous gap formed by the four side deco inner border gaps 315a and four corner deco inner border gaps 317a is defined as the front deco gap 350a.
  • the front deco gap 350a is formed at the inner edge of the front deco 350. Specifically, the front deco gap 350a is formed by separating the outer edge of the vane module 200 and the suction grill 320 and the inner edge of the front deco 350.
  • the front deco gap 350a makes the suction grill 320 and the vane module 200 appear as one structure.
  • the suction grill 320 is located under the front body 310.
  • the suction grill 320 may be lifted downward while in close contact with the bottom surface of the front body 310.
  • the suction grill 320 includes a grill body 322 and a plurality of grill holes 321 formed to penetrate the grill body 322 in the vertical direction.
  • the suction grill 320 is disposed under the suction port 101 and communicates with the suction port 101 by a plurality of grill holes 321, and a grill body 322 formed in a rectangular shape and the grill It includes a grill corner portion 327 formed to extend diagonally from the edge of the body 322.
  • the bottom surface of the grill body 322 and the bottom surface of the first vane 210 may form a continuous surface.
  • the bottom surface of the grill body 322 and the bottom surface of the corner cover 316 may form a continuous surface.
  • a plurality of grills 323 are disposed inside the grill body 322 in a grid shape.
  • the grid-shaped grill 323 forms a rectangular grill hole 321.
  • the portion where the grill 323 and the grill hole 321 are formed is defined as a suction part.
  • the grill body 322 includes a suction portion through which air is communicated, and a grill body portion 324 disposed to surround the suction portion.
  • the suction part When viewed in a top view or a bottom view, the suction part is formed in a rectangular shape as a whole.
  • Each corner of the suction part is disposed toward each corner of the front panel 300, and more specifically, toward the corner cover 316.
  • the grill body 322 When viewed from the bottom view, the grill body 322 is formed in a rectangular shape.
  • the outer edge of the grill body portion 324 is disposed to face the discharge port 102 or the front deco 350.
  • the outer edge of the grill body portion 324 is a grill corner border 326 disposed to face the corner cover 316, the outlet 102, and a grill disposed to face the side cover 314. It includes a side border 325.
  • the grill corner border 326 may be formed with a curvature centering on the inside of the suction grill 320, and the grill side border 325 may be formed with a curvature centering around the outside of the suction grill 320.
  • the grill body portion 324 further includes a grill corner portion 327 wrapped by the grill corner border 326 and the two grill side borders 325.
  • the grill corner portion 327 is formed to protrude toward the corner cover 316 from the grill body portion 324.
  • the grill corner portion 327 is disposed at each corner of the grill body 322.
  • the grill corner portion 327 extends toward each corner of the front panel 300.
  • the four grill corner portions 327 are arranged.
  • the four grill corner portions 327 are the first grill corner portion 327-1, the second grill corner portion 327-2, the third grill corner portion 327-3 and the fourth grill. It is defined as the corner portion 327-4.
  • the grill side border 325 is formed in a concave shape from the outside to the inside.
  • the discharge port 102 is formed between the side cover 314 and the suction grill 320. More specifically, one discharge port 102 is formed between the side deco inner border 315 of the side cover 314 and the grill side border 325 of the grill body 322. Each discharge port 102 is formed between the side deco inner border 315 and the grill side border 325 disposed in four directions of the suction grill 320.
  • the length of the grille corner border 326 and the length of the corner deco inner border 317 are formed to have. That is, the width of the corner cover 316 and the width of the grill corner portion 327 are formed to be the same.
  • the grill side border 325 is divided in more detail as follows.
  • the grill side border 325 forms an inner boundary of the discharge port 102.
  • the side deco inner border 315 and the corner deco inner border 317 form a boundary between the discharge ports 102.
  • the grill side border 325 extends long in the longitudinal direction of the discharge port 102, is connected to one side of the long straight section 325a formed in a straight line, and the long straight section 325a, and the suction grill 320
  • the first curved section (325b) is formed with a center of curvature on the outside of the second curved section (325c) is connected to the other side of the elongated section (325a), the center of curvature is formed outside the suction grill ), a first short straight section 325d connected to the first curved section 325b, and a second short straight section 325e connected to the second curved section 325c.
  • the vane module 200 is installed in the discharge passage 104, and controls the flow direction of air discharged through the discharge port 102.
  • the vane module 200 includes a module body 400, a first vane 210, a second vane 220, a vane motor 230, a driving link 240, a first vane link 250 and a second It includes a vane link (260).
  • the first vane 210, the second vane 220, the vane motor 230, the driving link 240, the first vane link 250 and the second vane link 260 are all on the module body 400 Is installed.
  • the module body 400 is integrally installed on the front panel 300. That is, the entire components of the vane module 200 are modularized and installed on the front panel 300 at once.
  • vane module 200 Since the vane module 200 is modularized, it is possible to shorten the assembly time, and has an advantage of easy replacement in case of a failure.
  • the vane motor 230 is a step motor.
  • the module body 400 may be configured as one body. In this embodiment, to minimize the installation space and to minimize the manufacturing cost, it is manufactured by separating into two parts.
  • the module body 400 is composed of a first module body 410 and a second module body 420.
  • the first module body 410 and the second module body 420 are formed symmetrically. In this embodiment, a common configuration will be described using the first module body 410 as an example.
  • the first module body 410 and the second module body 420 are fastened to the front body 310, respectively. Specifically, the first module body 410 and the second module body 420 are respectively installed in the corner frame 313.
  • the first module body 410 is installed in a corner frame 313 disposed on one side of the discharge port 102, and the second module body 420 is a corner disposed on the other side of the discharge port 102. It is installed on the frame 313.
  • the first module body 410 and the second module body 420 are in close contact with the bottom surface of each corner frame 313, and are respectively fastened through a fastening member 401.
  • the first module body 410 and the second module body 420 are disposed under the front body 310.
  • the fastening direction of the first module body 410 and the corner frame 313 is arranged to face upward from the lower side, and the second module body 420 and the corner frame 313 The fastening direction is also arranged from the lower side to the upper side.
  • the entire vane module 200 can be easily separated from the front body 310 during service.
  • the vane module 200 is disposed on one side of the discharge port 102, is located on the lower side of the front body 310, and the first module body detachably assembled downwardly with respect to the front body 310 410, a second module body 420 disposed on the other side of the discharge port 102, located on the lower side of the front body 310, and detachably assembled downwardly with respect to the front body 310 Wow, at least one side and the other side are coupled to the first module body 410 and the second module body 420, respectively, and are rotated relative to the first module body 410 and the second module body 420.
  • the vane motor 210 is installed on at least one of the above vanes 210 and 220, the first module body 410 or the second module body 420, and provides a driving force to the vanes.
  • the vane module (with the front body 310 installed in the case housing 110) 200) can be separated from the front body 310. This is commonly applied to all four vane modules 200.
  • the entire vane module 200 is separated to the lower side of the front body 310.
  • the first module body 410 includes a module body part 402 coupled to the front body 310 and a link installation part 404 protruding upward from the module body part 402.
  • the module body portion 402 is fastened to the front body 310 by a fastening member 401 (not shown). Unlike the present embodiment, the module body portion 402 may be coupled to the front body 310 through hook coupling or interference fitting.
  • the module body portion 402 is firmly fastened to the front body 310.
  • the fastening member 401 for fixing the module body portion 402 is fastened in a downward direction from the lower side, and can be separated from the upper side to the lower side.
  • a fastening hole 403 through which a fastening member 401 passes is formed in the module body part 402.
  • the fastening hole disposed in the first module body 410 Is referred to as a first fastening hole 403-1
  • a fastening hole disposed in the second module body 420 is referred to as a second fastening hole 403-1.
  • the fastening member 401 installed in the first fastening hole 403-1 is defined as a first fastening member 401-1
  • the second fastening hole is defined as a second fastening member 401-2.
  • the first fastening member 401-1 penetrates the first fastening hole and is fastened to the front body 310.
  • the second fastening member 401-2 penetrates the second fastening hole and is fastened to the front body 310.
  • a module hook 405 for temporarily fixing the position of the module body 400 is disposed.
  • the module hook 405 is combined with the front panel (300, specifically the front body 310). Specifically, the module hook 405 and the front body 310 form a mutual jam.
  • a plurality of module hooks 405 may be disposed on one module body.
  • the module body portion 402 is disposed on the outer edge and the front edge, respectively. That is, the module hooks 405 are disposed outside the first module body 410 and the second module body 420, and each module hook 405 is symmetrical with respect to the left and right directions.
  • the vane module 200 may be temporarily fixed to the frame body 310 by the module hook 405 of the first module body 410 module hook 405 and the second module body 420.
  • Fixing by the module hooks 405 may cause a slight play on the coupling structure.
  • the fastening member 401 firmly fixes the temporarily fixed module body 400 to the front body 310.
  • the fastening hole 403 in which the fastening member 401 is installed may be located between the module hooks 405.
  • a fastening hole 403 of the first module body 410 and a fastening hole 403 of the second module body 420 are disposed between the module hooks 405 on one side and the other side.
  • the module hooks 405 and the fastening holes 403 are arranged in a line.
  • the vane module 200 may be coupled to the frame body 310 by the module hooks 405.
  • the vane module 200 When repairing or malfunctioning, when it is necessary to separate the vane module 200, the vane module 200 remains coupled to the front panel 300 even if the fastening member 401 is removed. Due to this, the operator does not need to separately support the vane module 200 when the fastening member 401 is dismantled.
  • vane module 200 Since the vane module 200 is first fixed by the module hook 405 and second fixed by the fastening member 401, it is possible to significantly improve work convenience in service.
  • the module body portion 402 is disposed horizontally, and the link installation portion 404 is disposed vertically. In particular, when the link installation unit 404 is viewed as installed, it protrudes upward from the module body unit 402.
  • the link installation portion 404 of the first module body 410 and the link installation portion 404 of the second module body 420 are disposed to face each other.
  • a first vane 210, a second vane 220, and a drive link 240 between the link installation portion 404 of the first module body 410 and the link installation portion 404 of the second module body 420 ), the first vane link 250 and the second vane link 260 is installed.
  • the vane motor 230 is disposed outside the link installation portion 404 of the first module body 410 or outside the link installation portion 404 of the second module body 420.
  • the vane motor 230 may be installed on only one of the first module body 410 or the second module body 420. In the present embodiment, the first module body 410 or the second module body 420 are respectively disposed.
  • a first vane 210, a second vane 220, a driving link 240, a first vane link 250 and a second vane link between the first module body 410 and the second module body 420 260 is combined, the vane module 200 is integrated.
  • a vane motor installation part 406 protruding outward of the link installation part 404 is disposed.
  • the vane motor 230 is fastened and fixed to the vane motor installation part 406.
  • the vane motor installation part 406 is formed in a boss shape, and the vane motor 230 is fixed to the vane motor installation part 406. Due to the vane motor installation unit 406, the link installation unit 404 and the vane motor 230 are spaced apart at predetermined intervals.
  • the drive link 240 is assembled to the link installation part 404, a drive link coupling part 407 providing a rotational center to the drive link 240, and the first vane link 250 are assembled.
  • a first vane link coupling portion 408 that provides a rotational center to the first vane link 250, and a second that is coupled to the second vane 220 and provides a rotational center to the second vane 220.
  • the vane coupling portion 409 is disposed.
  • the drive link coupling portion 407, the first vane link coupling portion 408, and the second vane coupling portion 409 are formed in a hole shape. Unlike this embodiment, it may be formed in a boss shape, or may be implemented in various shapes that provide a rotating shaft.
  • a stopper 270 for limiting the rotation angle of the driving link 240 is disposed in the link installation unit 404.
  • the stopper 270 is disposed to protrude toward the opposite link mounting portion 404.
  • the stopper 270 generates interference at a specific position when the drive link 240 is rotated, and limits rotation of the drive link 240.
  • the stopper 270 is located within the rotation radius of the drive link 240.
  • the stopper 270 is manufactured integrally with the link installation portion 404.
  • the stopper 270 provides an installation position of the drive link 240, maintains a contact state when the drive link 240 rotates, and prevents vibration or play of the drive link 240. Suppress.
  • the stopper 270 is formed in an arc shape.
  • the drive link 240 is directly connected to the vane motor 230.
  • the motor shaft (not shown) of the vane motor 230 is directly coupled to the drive link 240, and the rotation amount of the drive link 240 is determined according to the rotation angle of the vane motor 230 rotation axis.
  • the driving link 240 penetrates the link installation part 404 and is assembled to the vane motor 230. In this embodiment, the driving link 240 penetrates the driving link coupling portion 407.
  • the drive link 240 is a drive link body 245 and a first drive link shaft 241 disposed on the drive link body 245 and rotatably coupled to the first vane 210, the A core link shaft 243 disposed on the drive link body 245 and rotatably coupled to the link installation part 404, specifically, the drive link coupling part 407, and the drive link body 245 And a second drive link shaft 242 rotatably coupled with the second vane link 260.
  • the drive link body 245 includes a first drive link body 246, a second drive link body 247 and a core body 248.
  • the core link shaft 243 is disposed on the core body 248, the first drive link shaft 241 is disposed on the first drive link body 246, and the second drive link body 247 is provided. In the core link shaft 243 is disposed.
  • the core body 248 connects the first drive link body 246 and the second drive link body 247.
  • the core body 248 connects the first drive link body 246 and the second drive link body 247.
  • the first drive link body 246 and the second drive link body 247 are generally formed in a straight line shape.
  • the first drive link body 246 is formed longer than the second drive link body 247.
  • the core link shaft 243 is rotatably assembled with the link installation portion 404.
  • the core link shaft 243 is assembled to the drive link coupling portion 407 formed in the link installation portion 404.
  • the core link shaft 243 may be rotated relative to the driving link coupling portion 407.
  • the first drive link shaft 241 is rotatably assembled with the first vane 210.
  • the second drive link shaft 242 is rotatably assembled with the second vane link 260.
  • the first drive link shaft 241 and the second drive link shaft 242 protrude in the same direction.
  • the core link shaft 243 protrudes in opposite directions to the first drive link shaft 241 and the second drive link shaft 242.
  • the first drive link body 246 and the second drive link body 247 form a predetermined angle of incidence.
  • the virtual straight line connecting the first drive link shaft 241 and the core link shaft 243 and the virtual straight line connecting the core link shaft 243 and the second drive link shaft 242 have a predetermined intersect angle.
  • (E) is formed.
  • the interstitial angle E is formed to be greater than 0 degrees and less than 180 degrees.
  • the first drive link shaft 241 provides a structure in which the drive link body 245 and the first vane 210 can be rotated relative to each other.
  • the first drive link shaft 241 is integrally formed with the drive link body 245.
  • the first drive link shaft 241 may be integrally manufactured with the first vane 210 or the joint rib 214.
  • the core link shaft 243 provides a structure in which the driving link body 245 and the module body (specifically, the link installation unit 404) can be rotated relative to each other.
  • the core link shaft 243 is integrally formed with the driving link body 245.
  • the second drive link shaft 242 provides a structure in which the second vane link 260 and the drive link 240 can be rotated relative to each other.
  • the second drive link shaft 242 is integrally formed with the drive link body 245.
  • the second driving link shaft 242 may be integrally manufactured with the second vane link 260.
  • the second drive link shaft 242 is disposed on the second drive link body 247.
  • the second drive link shaft 242 is disposed on the opposite side of the first drive link shaft 241 based on the core link shaft 243.
  • the virtual straight line connecting the first drive link shaft 241 and the core link shaft 243 and the virtual straight line connecting the core link shaft 243 and the second drive link shaft 242 have a predetermined intersect angle. (E) is formed.
  • the interstitial angle E is formed to be greater than 0 degrees and less than 180 degrees.
  • the first vane link 250 is formed of a sturdy material, and is formed in the form of a straight line. Unlike the present embodiment, the first vane link 250 may be formed in a curve.
  • the first vane link 250 is disposed on the first vane link body 255, the first vane link body 255, assembled with the first vane 210, and the first vane 210 And a 1-1 vane link shaft 251 that is rotated relative to the first vane link body 255, and is assembled with the module body 400, specifically, the link installation unit 404, and the module. And a 1-2 vane link shaft 252 that is rotated relative to the body 400.
  • the 1-1 vane link shaft 251 protrudes toward the first vane 210.
  • the 1-1 vane link shaft 251 may be assembled with the first vane 210 and rotate relative to the first vane 210.
  • the 1-2 vane link shaft 252 is assembled to the link installation portion 404 of the module body 400. Specifically, the first 1-2 vane link shaft 252 is assembled to the first vane link coupling portion 408, and may be rotated relative to the first vane link coupling portion 408.
  • the second vane link 260 is formed of a sturdy material, and is formed to be elongated in a straight shape. Unlike the present embodiment, the first vane link 250 may be formed in a curve.
  • the second vane link 260 is disposed on the second vane link body 265, the second vane link body 265, assembled with the second vane 220, and the second vane 220 And a 2-1 vane link shaft 261 that is rotated relative to the second vane link body 265, and is assembled with the drive link 240, specifically, the second drive link shaft 242, And a 2-2 vane link shaft portion 262 that is rotated relative to the drive link 240.
  • the 2-2 vane link shaft portion 262 is formed in the form of a hole penetrating the second vane link body 265. Since the 2-2 vane link shaft portion 262 and the second drive link shaft 242 have a relative structure, when one is formed in the form of an axis, the other is formed in the form of a hole providing a center of rotation. Therefore, unlike the present embodiment, the 2-2 vane link shaft portion may be formed in the form of a shaft, and the second drive link shaft may be formed in the form of a hole.
  • the direction in which the air is discharged is defined as forward, and the opposite direction is defined as backward.
  • the ceiling side is defined as the upper side, and the floor is defined as the lower side.
  • first vane 210 and the second vane 220 are disposed to control the flow direction of the air discharged from the discharge port 102.
  • the relative arrangement and relative angle of the first vane 210 and the second vane 220 are changed according to each step of the vane motor 230.
  • the first vane 210 and the second vane 220 are paired according to each step of the vane motor 230, and six discharge steps (P1, P2, P3, P4, P5, P6) Gives
  • the discharge steps (P1, P2, P3, P4, P5, P6) is defined as a fixed state without moving the first vanes 2100 and the second vane 220.
  • a moving step can be provided.
  • the moving step is a combination of six discharge steps (P1, P2, P3, P4, P5, P6), and is provided while the first vane 210 and the second vane 220 are operated. It is defined as air flow.
  • the first vane 210 is disposed between the link installation portion 404 of the first module body 410 and the link installation portion 404 of the second module body 420.
  • the first vane 210 covers most of the discharge port 210. Unlike the present embodiment, the first vane 210 may be manufactured to cover the entire discharge port 210.
  • the first vane 210 is coupled to the driving link 240 and the first vane link 250.
  • the driving link 240 and the first vane link 250 are disposed on one side and the other side of the first vane 210, respectively.
  • the first vane 210 is rotated relative to the driving link 240 and the first vane link 250, respectively.
  • the drive link 240 coupled to the first module body 410 is called a first drive link, and the first module body
  • the first vane link 250 coupled to the 410 is defined as a 1-1 vane link.
  • the driving link 240 coupled to the second module body 420 is referred to as a second driving link, and the first vane link 250 coupled to the second module body 420 is defined as a 1-2 vane link. do.
  • the first vane 210 is a first vane body 212 formed to extend in the longitudinal direction of the discharge port 102, and protrudes upward from the first vane body 212, and the drive link 240 And a joint rib 214 to which the first vane link 250 is coupled.
  • the first vane body 212 may be formed with a gentle curved surface.
  • the first vane body 212 controls the direction of air discharged along the discharge passage 104.
  • the discharged air may be guided to the upper side or the lower side of the first vane body 212 to guide the flow direction.
  • the flow direction of the discharged air and the longitudinal direction of the first vane body 212 are orthogonal or intersecting.
  • the joint rib 214 is an installation structure for coupling the drive link 240 and the first vane link 250.
  • the joint rib 214 is disposed on one side and the other side of the first vane 210, respectively.
  • the joint rib 214 is formed to protrude upward from an upper surface of the first vane body 212.
  • the joint rib 214 is formed along the flow direction of the discharged air, and minimizes resistance to discharged air.
  • the joint rib 214 is orthogonal or intersected with respect to the longitudinal direction of the first vane body 212.
  • the joint rib 214 has a low side (front) in which air is discharged, and a high side (rear) in which air enters.
  • the joint rib 214 has a high side to which the drive link 240 is coupled and a low side to which the first vane link 250 is coupled.
  • the joint rib 214 includes a second joint portion 217 rotatably coupled with the drive link 240 and a first joint portion 216 rotatably coupled with the first vane link 250. Includes.
  • the joint rib 214 may be integrally manufactured with the first vane body 212.
  • first joint part 216 and the second joint part 217 are formed in the form of a hole and penetrate the joint rib 214.
  • the first joint part 216 and the second joint part 217 are structures that can be axially or hinged, and can be modified in various forms.
  • the second joint portion 217 When viewed from the front, the second joint portion 217 is positioned higher than the first joint portion 216.
  • the second joint part 217 is located on the rear side of the first joint part 216.
  • a first drive link shaft 241 is assembled to the second joint portion 217.
  • the second joint portion 217 and the first drive link shaft 241 are assembled to be capable of relative rotation.
  • the first drive link shaft 241 is assembled through the second joint portion 217.
  • the first joint part 216 is assembled with a 1-1 vane link shaft 251.
  • the first joint portion 216 and the 1-1 vane link shaft 251 are assembled to be capable of relative rotation.
  • the 1-1 vane link shaft 251 penetrates the first joint portion 216 and is assembled with each other.
  • the driving link 250 and the first vane link 250 are disposed between the joint rib 214 and the link installation unit 404.
  • the gap between the first joint portion 216 and the second joint portion 217 is formed to be smaller than the gap between the core link shaft 243 and the 1-2 vane link shaft 252.
  • the second vane 220 is a second vane body 222 formed to extend in the longitudinal direction of the discharge port 102, and protrudes upward from the second vane body 222, the second vane link ( 260) and a joint rib 224 that is rotatably coupled, and a second vane shaft 221 formed on the second vane body 222 and rotatably coupled to the link mounting portion 404. do.
  • the joint rib 224 is a structure capable of axial coupling or hinge coupling, and can be modified in various forms.
  • a hole formed in the second joint rib 224 and coupled to the second vane link 220 to be rotatable is defined as a third joint portion 226.
  • the third joint part 226 is formed in the form of a hole, and penetrates the joint rib 224.
  • the third joint portion 226 is a structure capable of axial coupling or hinge coupling, and can be modified in various forms.
  • the joint of the first vane is defined as the first joint rib 214
  • the joint of the second vane is It is defined as the second joint rib 224.
  • the second vane 220 may be rotated relative to the second joint rib 224, and may also be rotated relative to the second vane shaft 221. That is, the second vane 220 may be rotated relative to each of the second joint rib 224 and the second vane shaft 221.
  • the second joint rib 224 When viewed in a top view, the second joint rib 224 is positioned in front of the second vane shaft 221. The second joint rib 224 moves in a constant orbit around the second vane shaft 221.
  • the second vane body 222 may be formed with a gentle curved surface.
  • the second vane body 222 controls the direction of air discharged along the discharge passage 104.
  • the discharged air hits the upper side or the lower side of the second vane body 222 to guide the flow direction.
  • the flow direction of the discharged air and the longitudinal direction of the second vane body 222 are orthogonal or intersecting.
  • the second vane body 222 When viewed in a top view, at least a portion of the second vane body 222 may be located between the first joint portions 212 of the first vane 210.
  • the front side end of the second vane body 222 is positioned between the first joint portions 214. That is, the length of the front side of the second vane body 222 is formed smaller than the length between the first joint portions 214.
  • the second joint rib 224 is an installation structure for assembling with the second vane link 260.
  • the second joint rib 224 is disposed on one side and the other side of the second vane body 222, respectively.
  • the second joint rib 224 is rotatably coupled with the second vane link 260, and in this embodiment, the third joint part 226 and the second vane link 260 are rotatable. It is axially coupled.
  • the second joint rib 224 is formed to protrude upward from the upper side of the second vane body 222.
  • the second joint rib 224 is preferably formed along the flow direction of the discharged air.
  • the second joint rib 224 is disposed to be orthogonal or crossed with respect to the longitudinal direction of the second vane body 222.
  • the second vane 220 is rotated around the second vane shaft 221.
  • the second vane shaft 221 is formed on one side and the other side of the second vane body 222, respectively.
  • the second vane shaft 221 on one side protrudes toward the link installation portion 404 disposed on one side, and the second vane shaft 221 on the other side protrudes toward the link installation portion 404 disposed on the other side. do.
  • a second vane coupling portion 411 rotatably coupled to the second vane shaft 221 is disposed on the module body 400.
  • the second vane coupling portion 411 is formed in a hole shape penetrating the module body 400.
  • the second vane shaft 221 is positioned on the rear side of the second joint rib 224. In front of the second vane shaft 221, a second vane link 260, a driving link 240, and a first vane link 250 are arranged in order.
  • driving link coupling portion 407 and the first vane link coupling portion 408 are disposed in front of the second vane coupling portion 411.
  • the suction grill 320 When the suction grill 320 is removed in the state of FIG. 1, four vane modules 200 are exposed as illustrated in FIG. 15.
  • the suction grill 320 is detachably assembled to the front body 310.
  • the suction grill 320 may be separated from the front body 310 in various ways.
  • the suction grill 320 may be separated in such a way that the opposite side is separated and rotated based on one edge. In another way, the suction grill 320 may be separated by releasing the jam in a state interlocked with the front body 310. In another way, the suction grill 200 may maintain a state coupled to the front body 310 by magnetic force.
  • the suction grill 320 may be moved in the vertical direction by the elevator 500 installed in the front body 310.
  • the elevator 500 is connected to the suction grill 320 through a wire (not shown).
  • the wire may be loosened or wound by the operation of the elevator 500, and the suction grill 320 may be moved downward or upward through the wire.
  • a plurality of elevators 500 are arranged, and each elevator 500 moves both sides of the suction grill 320 simultaneously.
  • At least one of the first vane 210 and the second vane 220 of the vane module 200 may be exposed.
  • the indoor unit does not work, only the first vane 210 is exposed to the user.
  • the second vane 220 may be selectively exposed to the user.
  • the suction grill 320 In the state in which the suction grill 320 is assembled to the front body 310, the first module body 410 and the second module body 420 among the vane modules 200 are covered by the suction grill 320. Lose.
  • the fastening holes 403 are disposed in the first module body 410 and the second module body 420, the fastening holes 403 are hidden by the suction grill 320 and hidden from the user.
  • the grill corner portion 327 is the first The first module body 410 and the second module body 420 are blocked from being exposed to the outside.
  • the grill corner portion 327 also blocks the fastening holes 403 formed in the first module body 410 and the second module body 420 from being exposed. Since the grill corner portion 327 is located below the fastening hole 403, the fastening hole 403 is hidden by the grill corner portion 327.
  • the suction grill 320 is disposed under the suction port 101 and communicates with the suction port 101 by a plurality of grill holes 321, and a grill body formed in a square shape.
  • a first grill corner portion 327-1, a second grill corner portion 327-2, and a third grill corner portion 327 formed by extending diagonally from each corner of the grill body 322 -3) includes a fourth grill corner portion (327-4).
  • the vane module 200 is disposed outside each edge of the suction grill 320, and the first disposed between the first grill corner portion 327-1 and the second grill corner portion 327-2.
  • a vane module 201 and a second vane disposed outside each edge of the suction grill 320 and disposed between the second grill corner portion 327-2 and the third grill corner portion 327-3.
  • a third vane module disposed between the module 202 and each edge of the suction grill 320 and disposed between the third grill corner portion 327-3 and the fourth grill corner portion 327-4.
  • 203 and a fourth vane module 204 disposed outside each edge of the suction grill 320 and disposed between the fourth grill corner portion 327-4 and the first grill corner portion 327-1. ).
  • the first module body 410 and the second module body 420 disposed between the first vane module 201 and the second vane module 202 are positioned above the first grill corner portion 327-1. And is hidden by the first grill corner portion 327-1. Specifically, a second module body of the first vane module and a first module body of the second vane module are disposed above the first grill corner portion.
  • the first module body and the second module body disposed between the second vane module 202 and the third vane module 203 are positioned above the second grill corner portion 327-2, and the second grille. It is hidden by the corner portion 327-2.
  • the second module body of the second vane module and the first module body of the third vane module are disposed above the second grill corner portion.
  • the first module body and the second module body disposed between the third vane module 203 and the fourth vane module 204 are located above the third grill corner portion 327-3, and the third grille. It is hidden by the corner portion 327-3.
  • the second module body of the third vane module and the first module body of the fourth vane module are disposed above the third grill corner portion.
  • the first module body and the second module body disposed between the fourth vane module 204 and the first vane module 201 are located above the fourth grill corner portion 327-4, and the fourth grill It is hidden by the corner portion 327-1.
  • the second module body of the fourth vane module and the first module body of the first vane module are disposed above the fourth grill corner portion.
  • the vane module 200 disposed at 12 o'clock is defined as the first vane module 201
  • the vane module 200 disposed at 3 o'clock is defined as the second vane module 202.
  • the vane module 200 disposed at 6 o'clock is defined as a third vane module 203
  • the vane module 200 disposed at 9 o'clock is defined as a fourth vane module 204.
  • the first vane module 201, the second vane module 202, the third vane module 203, and the fourth vane module 204 are spaced at 90 degree intervals based on the center C of the front panel 300. Is placed.
  • the first vane module 201 and the third vane module 203 are arranged in parallel, and the second vane module 202 and the fourth vane module 204 are arranged in parallel.
  • a side cover 314 disposed outside the first vane module 201 is defined as a first side cover 314-1, and a side disposed outside the second vane module 202.
  • the cover 314 is defined as a second side cover 314-2, and the side cover 314 disposed outside the third vane module 203 is defined as a third side cover 314-3, and the The side cover 314 disposed outside the fourth vane module 204 is defined as a fourth side cover 314-4.
  • Each side cover 314 is assembled to the edge of the front frame 312, is located under the front frame 312, exposed to the outside, and disposed outside each vane module 202.
  • the corner cover 316 disposed between the first vane module 201 and the second vane module 202 is defined as a first corner cover 316-1.
  • the corner cover 316 disposed between the second vane module 202 and the third vane module 203 is defined as a second corner cover 316-2.
  • the corner cover 316 disposed between the third vane module 203 and the fourth vane module 204 is defined as a third corner cover 316-3.
  • the corner cover 316 disposed between the fourth vane module 204 and the first vane module 201 is defined as a fourth corner cover 316-4.
  • the first corner cover 316-1 is assembled to the corner of the front frame 312, is located under the front frame 312, the first side cover 314-1 and the second side cover (314-2) and exposed to the outside.
  • the second corner cover 316-2 is assembled to the corner of the front frame 312, is located under the front frame 312, the second side cover 314-2 and the third side cover (314-3) and exposed to the outside.
  • the third corner cover 316-3 is assembled to the corner of the front frame 312, is located under the front frame 312, the third side cover 314-1 and the fourth side cover (314-4), and exposed to the outside.
  • the fourth corner cover 316-4 is assembled to the corner of the front frame 312, is located under the front frame 312, the fourth side cover 314-1 and the first side cover (314-1) and exposed to the outside.
  • the first corner cover 316-1 and the third corner cover 316-3 are arranged diagonally relative to the center C of the front panel 300 and are disposed to face each other.
  • the second corner cover 316-2 and the fourth corner cover 316-4 are arranged in a diagonal direction based on the center C of the front panel 300, and are arranged to face each other.
  • the virtual diagonal line passing through the center of the front panel 300 is defined as P1 and P2.
  • the P1 is an imaginary line connecting the first corner cover 316-1 and the third corner cover 316-3
  • the P2 is the second corner cover 316-2 and the fourth corner cover 316-. 4) It is a virtual line connecting.
  • the suction panel 320 has a first grill corner portion 327-1, a second grill corner portion 327-2, a third grill corner portion 327-3, and a fourth grill corner portion formed to extend toward the corner side. (327-4) is deployed.
  • the first vane module 201 is disposed outside each edge of the suction grill 320, and the first grill corner portion 327-1 and the second grill corner portion 327- 2) is placed between.
  • the second vane module 202 is disposed outside each edge of the suction grill, and is disposed between the second grill corner portion 327-2 and the third grill corner portion 327-3.
  • the third vane module 203 is disposed outside each edge of the suction grill, and is disposed between the third grill corner portion 327-3 and the fourth grill corner portion 327-4.
  • the fourth vane module 204 is disposed outside each edge of the suction grill, and is disposed between the fourth grill corner portion 327-4 and the first grill corner portion 327-1.
  • the first grill corner portion 327-1 is formed to extend toward the first corner cover 316-1, and forms a continuous surface with the outer surface of the first corner cover 316-1.
  • the grill corner border 326 of the first grill corner portion 327-1 faces the corner deco inner border 317 of the first corner cover 316-1, and closes the corner deco inner border gap 317a. To form.
  • the grille corner borders 326 of the remaining grill corner portions 327 and the corner deco inner borders 317 of the corner cover 316 are also opposed to each other, thereby forming a corner deco inner border gap 317a.
  • the first module body 410 and the second module body 420 are located inside the corner cover 316 (specifically, at the center (C) side of the front panel). In particular, the first module body 410 and the second module body 420 are disposed to face each other based on the virtual diagonal lines P1 and P2.
  • first module body 410 of the first vane module 201 and the second module body 420 of the fourth vane module 204 are arranged to face each other based on the virtual diagonal P2. .
  • first module body 410 of the second vane module 202 and the second module body 420 of the first vane module 201 are arranged to face each other based on the virtual diagonal P1.
  • first module body 410 of the third vane module 201 and the second module body 420 of the second vane module 202 are arranged to face each other based on the virtual diagonal P2.
  • first module body 410 of the fourth vane module 204 and the second module body 420 of the third vane module 203 are arranged to face each other based on the virtual diagonal P1.
  • the suction grill 320 is located below the first module bodies 410 and the second module bodies 420, and the first module bodies 410 and the second module bodies 420 are Hide to avoid exposure. That is, when the suction grill 320 is in close contact with the front body 310, the first module bodies 410 and the second module bodies 420 are covered by the suction grill 320 and are not exposed to the user.
  • the first module bodies 410 and the second module bodies 420 are hidden, the first module bodies 410 and the second module bodies 420 are fastened holes formed in the suction grill 320 403) also has the advantage of being hidden from the user.
  • the suction grill 320 is formed with four grill corner portions 327 that face each corner cover 316. Each grill corner portion 327 is disposed to face each corner cover 316.
  • a grill corner portion 327 disposed to face the first corner cover 316-1 is defined as a first grill corner portion 327-1, and is disposed to face the second corner cover 316-2.
  • the defined grill corner portion 327 is defined as the first grill corner portion 327-2, and the grill corner portion 327 disposed opposite to the third corner cover 316-3 is the third grill corner portion ( 327-3), and the grill corner portion 327 disposed opposite to the fourth corner cover 316-4 is defined as a fourth grill corner portion 327-4.
  • a plurality of module bodies 400 are positioned above the grill corner portion 327 and hidden by the grill corner portion 327.
  • the grill side border 325 forming the edge of the grill corner portion 327 is disposed to face the corner deco inner border 317 forming the inner edge of the corner cover 316, and the shape of the curve is also mutually Correspond.
  • the grill corner border 326 forming the edge of the grill corner portion 327 is disposed to face the inner edge of the first vane 210, and the shapes of the curves correspond to each other.
  • a permanent magnet 318 and a magnetic force fixing unit 328 are disposed.
  • Either a permanent magnet 318 or a magnetic force fixing portion 328 may be disposed on the front body 310, and the magnetic force fixing portion 328 or a permanent magnet (on the upper side of each grill corner portion 327) 318) may be disposed.
  • the permanent magnet 318 and the magnetic force fixing portion 328 are located above each grill corner portion 327, and are hidden by the respective grill corner portions 327. Since the permanent magnet 318 and the magnetic force fixing part 328 are located outside each corner of the suction grill 320, the separation between the suction grill 320 and the front body 310 can be minimized.
  • the permanent magnet 318 is disposed on the front body 310. Specifically, the permanent magnet is disposed on the corner frame 313.
  • the magnetic force fixing portion 328 is formed of a metal material that interacts with the permanent magnet 318 to form an attractive force.
  • the magnetic force fixing portion 328 is disposed on an upper side of the suction grill 320. Specifically, the magnetic force fixing portion 328 is disposed on the upper side of the grill corner portion 327.
  • the permanent magnet 318 pulls the magnetic force fixing unit 328 to fix the suction grill 320.
  • the magnetic force of the permanent magnet 318 is formed smaller than the weight of the suction grill 320. So, when the suction grill 320 is not pulled by the elevator 500, the combination of the permanent magnet 318 and the magnetic force fixing unit 328 is released.
  • the permanent magnet 318 When viewed in a top view or bottom view, the permanent magnet 318 is disposed on the virtual diagonal lines P1 and P2. The permanent magnet 318 is located inside the corner cover 316.
  • one of the four permanent magnets 318 is between the first module body 410 of the first vane module 201 and the second module body 420 of the fourth vane module 204. Is placed. The remaining three permanent magnets are also disposed between the first module body 410 and the second module body 420 of each vane module.
  • the permanent magnet 318 and the magnetic force fixing portion 328 are located above each grill corner portion 327, and are hidden by the respective grill corner portions 327.
  • each vane module 200 when the indoor unit is not operated (when the indoor blower is not operated), each vane module 200 has a second vane 220 on the upper side of the first vane 210, as shown. Located, the first vane 210 covers the discharge port 102. The lower surface of the first vane 210 forms a continuous surface with the lower surface of the suction grill 320 and the lower surface of the side cover 314.
  • the second vane 220 When the indoor unit is not operated, since the second vane 220 is located above the first vane 210, it is hidden when viewed from the outside. The second vane 220 is exposed to the user only when the indoor unit is operated. So, the second vane 220 is located on the discharge flow path 104 when the indoor unit is not operated, and the first vane 210 covers most of the discharge port 102.
  • the first vane 210 covers most of the discharge port 102, but the first vane 210 may be formed to cover the entire discharge port 210 according to design.
  • the vane module 200 When in the stop step P0 state, the vane module 200 is not in operation. When the indoor unit is not operated, the vane module 200 maintains a stop step P0 state.
  • the vane module 200 rotates the vane motor 230 in the first direction (clockwise in the drawing of the present embodiment) to the drive link 240.
  • the second drive link body 247 constituting the drive link 240 is supported at one end 271 of the stopper 270, and further rotation in the first direction is limited.
  • the second drive link body 247 and the other end 270b of the stopper 270 interfere with each other.
  • the second drive link body 247 is supported by the stopper 270, and further rotation is limited.
  • the drive link 240 is rotated in the first direction around the core link shaft 243, and the first vane link 250 is rotated in the first direction around the 1-2 vane link shaft 252. .
  • the first vane 210 is rotated while being constrained by the driving link 240 and the first vane link 250, and is located in the discharge port 102.
  • the lower side of the first vane 210 forms a continuous surface with the suction panel 320 and the side cover 314.
  • the second vane 220 is positioned above the first vane 210.
  • the second vane 220 is positioned between the first joints 214 and is located above the first vane body 212.
  • the driving link 240, the first vane link 250 and the second vane link 260 are positioned above the first vane 210.
  • the driving link 240, the first vane link 250 and the second vane link 260 are covered by the first vane 210 and are not visible from the outside. That is, in the stop step P0 state, the first vane 210 covers the discharge port 102 and blocks components constituting the vane module 200 from being exposed to the outside.
  • the second vane 220 When the indoor unit is not operated, since the second vane 220 is located above the first vane 210, it is hidden when viewed from the outside. The second vane 220 is exposed to the user only when the indoor unit is operated.
  • first joint portion 216 and the second joint portion 217 of the first vane 210 are disposed substantially horizontally.
  • the second joint rib 224 of the second vane 220 is positioned above the first joint rib 214.
  • the second joint rib 224 When viewed from the side, the second joint rib 224 is located above the second joint portion 217 and the first joint portion 216, and the first joint portion 216 and the second joint portion ( 217).
  • the 2-1 vane link shaft 261 is coupled to the second joint rib 224, the 2-1 vane link shaft 261 also includes the second joint portion 217 and the first joint portion. (216) is located on the upper side.
  • the first joint part 216 and the second joint part 217 are positioned above the first vane body 212 and below the second vane body 222.
  • the second vane 220 When the indoor unit is stationary, the second vane 220 is positioned above the first vane 210 and above the first drive link shaft 241 and the 1-1 vane link shaft 251.
  • the 2-1 vane link shaft 261 is located.
  • the 2-1 vane link shaft 261 is positioned above the second vane shaft 221, and the 2-2 vane link shaft portion 262 is disposed above the 2-1 vane link shaft 261. Is located higher.
  • the 2-2 vane link shaft portion 262 is positioned above the 2-1 vane link shaft portion 261 and is positioned above the core link shaft 243.
  • first vane link 250 and the second vane link 260 are disposed in the same direction.
  • the first vane link 250 and the second vane link 260 have an upper end located at the front side of the air discharge direction, and a lower end positioned at the rear side of the air discharge direction.
  • the 1-2 vane link shaft 252 of the first vane link 250 is located on the front side, and the 1-1 vane link shaft 251 of the first vane link 250 is located on the rear side. do.
  • the 1-2 vane link shaft 252 of the first vane link 250 is positioned above the 1-1 vane link shaft 251.
  • the first vane link 250 is disposed to be inclined downward to the rear based on the 1-2 vane link shaft 252.
  • the 2-2 vane link shaft portion 262 of the second vane link 260 is located on the front side, and the 2-1 vane link shaft portion 261 of the second vane link 260 is located on the rear side. do.
  • the 2-2 vane link shaft portion 262 of the second vane link 260 is positioned above the 2-1 vane link shaft 261.
  • the second vane link 260 is disposed to be inclined downward to the rear based on the 2-2 vane link shaft portion 262.
  • the first drive link body 246 of the drive link 240 is disposed in the same direction as the first vane link 250 and the second vane link 260, and the second drive link body 247 is the first The vane link 250 and the second vane link 260 intersect the arrangement direction.
  • the drive link 240 is rotated in a second direction (counterclockwise in the drawing of this embodiment) opposite to the first direction to provide the discharge step P1.
  • the vane module 200 may provide horizontal wind.
  • air discharged from the discharge port 102 may be guided by the first vane 210 and the second vane 220 to flow horizontally with the ceiling or the ground.
  • the discharge step P1 provides a horizontal wind, and the discharged air flows along the ceiling of the room, flows downward toward the floor after hitting the wall of the room, and flows back to the indoor unit after hitting the floor. .
  • the discharge step P1 does not provide air directly to the occupant, but provides indirect wind to the occupant.
  • the upper surfaces of the first vane 210 and the second vane 220 may form a continuous surface.
  • the first vane 210 and the second vane 220 are connected to the discharge air as one vane and guide the discharge air.
  • the first vane 210 is located under the ejection port 102, and the front side of the second vane 220 The end 222a is positioned above the rear end 212a of the first vane 210.
  • the upper side of the second vane 220 is positioned higher than the upper side of the first vane 210.
  • the first vane 210 is disposed on the front side in the flow direction of the discharge air
  • the second vane 220 is disposed on the rear side in the flow direction of the discharge air.
  • the front end 222a of the second vane 220 may be proximate or contacted with the rear end 212b of the first vane 210.
  • the spacing S1 between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 may be minimal.
  • the rear end 222b of the second vane is located above the discharge port 102, and the front end 222a of the second vane is located below the discharge port 102, and the first vane
  • the rear end 212b of the second vane is positioned lower than the front end 222a.
  • the front end 222a of the second vane 220 is positioned above the rear end 212b of the first vane 210.
  • the front end 222a and the rear end 212b are in close contact, but are not in contact.
  • the vane module 200 forms a horizontal wind in the discharge step P1
  • the first vane 210 and the second vane 220 are connected and operated like one vane
  • the airflow intensity of the horizontal wind may be increased.
  • the directionality of the discharge air is further enhanced as compared to forming a horizontal wind with one vane. I can do it.
  • the second vane 220 When forming a horizontal wind, the second vane 220 is more inclined in the vertical direction than the first vane 210.
  • first vane 210 is positioned below the discharge port 102 and the second vane 220 is disposed to overlap the discharge port 102. .
  • the second vane 220 is rotated in place around the second vane shaft 221, but the first vane 210 is coupled with the drive link 240 and the first vane link 250. Because it is assembled, it is rotated (swing) in the direction of air discharge.
  • the second vane 220 When proceeding from P0 to P1, the second vane 220 is rotated about the second vane shaft 221, the first vane 210 is lowered while advancing in the air discharge direction, the first vane The front end 212a is rotated in the first direction (clockwise in the drawing).
  • the first vane 210 may be moved downward through the rotation of the driving link 240 and the first vane link 250, and the first vane 210 may be disposed substantially horizontally. I can do it. Since the vane of the conventional indoor unit is a structure that is rotated in place, the same arrangement as the first vane 210 of this embodiment cannot be implemented.
  • the vane motor 230 rotates the drive link 240 in the second direction (counterclockwise) in the stop step P0
  • the second vane link 260 coupled to the drive link 240 also drives the drive link 240. It is rotated corresponding to (240).
  • the drive link 240 when changing from the stop step P0 to the discharge step P1, the drive link 240 is rotated counterclockwise, and the first vane link 210 is counterclockwise according to the rotation of the drive link 240 Rotation, and the second vane link 220 descends while being rotated relative to each other.
  • the second vane 220 Since the second vane 220 is assembled so as to be rotatable with the second vane shaft 221 and the second vane link 260, the second vane 220 is lowered by the lowering of the second vane link 220. 220 is rotated clockwise around the second vane shaft (221).
  • the vane motor 230 is rotated by 78 degrees (P1 rotation angle), and the first vane 210 is rotated by approximately 16 degrees by the rotation of the vane motor 230 (first vane P1 slope) And the second vane 220 forms a slope of approximately 56.3 degrees (the second vane P1 slope).
  • the second joint part 217 and the first joint part 216 of the first vane 210 are arranged to be inclined toward the front of the air discharge direction.
  • the third joint portion 226 of the second vane 220 is disposed at the rearmost
  • the first joint portion 216 is disposed at the front
  • the second joint portion 217 Is disposed between the first joint portion 216 and the third joint portion 226.
  • the 2-1 vane link shaft 261 is positioned lower than the second vane shaft 221, and the first drive link shaft 241 is lower than the 2-1 vane link shaft 261.
  • the 1-1 vane link shaft 251 is positioned lower than the first drive link shaft 241.
  • the third joint part 226, the second joint part 217, and the first joint part 216 are arranged in a line, and the arrangement direction is directed toward the lower side of the air discharge direction.
  • the second vane shaft 221, the 2-1 vane link shaft 261, the first drive link shaft 241 and the 1-1 vane link shaft 251 are lined up. Is placed.
  • the third joint part 226, the second joint part 217 and the first joint part 216 may not be arranged in a line.
  • the second vane shaft 221 may also be arranged in line with the third joint portion 226, the second joint portion 217 and the first joint portion 216. In this case, the second vane shaft 221 is located on the rear side of the third joint portion 226.
  • the first vane 210 and the second vane 220 provide a horizontal wind.
  • the horizontal wind does not mean that the air discharge direction is precisely horizontal.
  • the first vane 210 and the second vane 220 are connected like one vane, and the discharge air is horizontally connected through the connection of the first vane 210 and the second vane 220. It means the angle that makes it flow the farthest.
  • the spacing S1 between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 may be minimal.
  • the inclination of the second vane 220 close to the intake 101 is formed steeper than the inclination of the first vane 210.
  • the 1-1 vane link shaft 251 of the first vane link 250 is positioned below the 1-2 vane link shaft 252.
  • the 2-1 vane link shaft 261 of the second vane link 260 is located below the 2-2 vane link shaft portion 262.
  • the first drive link shaft 241 of the drive link 240 is positioned below the second drive link shaft 242 and the core link shaft 243.
  • the third joint portion 226 is located at the uppermost side, the first joint portion 216 is located at the lowermost side, and the second joint portion 217 is It is located in between.
  • the first joint portion 216 and the second joint portion 217 are positioned between the core link shaft 243 and the 1-2 vane link shaft 252.
  • the first drive link shaft 241 and the 1-1 vane link shaft 251 are positioned between the core link shaft 243 and the 1-2 vane link shaft 252. do.
  • the first drive link shaft 241 and the 1-1 vane link shaft 251 are located under the suction panel 320.
  • the first drive link shaft 241 and the 1-1 vane link shaft 251 are located below the discharge port 102.
  • the 2-1 vane link shaft 261 is positioned across the boundary of the discharge port 102.
  • the first vane 210 is located under the discharge port 102.
  • the front end 222a of the second vane 220 is located below the discharge port 102 and the rear end 222b is located above the discharge port 102.
  • the longitudinal direction of the first drive link body 246 is defined as D-D'.
  • the longitudinal direction of the first vane link 250 is defined as L1-L1'.
  • the length direction of the second vane link 260 is defined as L2-L2'.
  • the first vane link 250, the second vane link 260, and the first drive link body 246 are arranged in the same direction.
  • the first vane link 250, the second vane link 260 and the first driving link body 246 are all arranged in the vertical direction when in the discharge step P1.
  • L1-L1' of the first vane link 250 is disposed substantially vertically
  • L2-L2' of the second vane link 260 is also disposed substantially vertically
  • D-D' of the first drive link body 246 is arranged to face the discharge direction of air.
  • the first vane 210 is located under the discharge port 102, and the front end 222a of the second vane 220 is located under the discharge port 102. That is, when the horizontal wind, only a portion of the second vane 220 is located outside the discharge port 102, and the entire first vane 210 is located outside the discharge port 102.
  • the front end 212a of the first vane 210 with respect to the discharge port 102 is located on the front side of the front side edge 102a of the discharge port 102.
  • the drive link 240 may be rotated in a second direction (counterclockwise in the drawing of this embodiment) opposite to the first direction to form the discharge step P2.
  • the vane module provides a discharge step of any one of P2 to P5
  • the rear end 212b of the first vane is positioned higher than the front end 222a of the second vane, and the second 2- It is positioned equal to or lower than one vane link shaft 261.
  • the vane module 200 may provide an inclined wind.
  • the inclined wind is defined as a discharge step between horizontal and vertical winds.
  • the inclined wind means steps P2, P3, P4, and P5.
  • the inclined wind discharges air downward from the horizontal wind in the discharge step P1.
  • the discharge step P2 is adjusted so that both the first vane 210 and the second vane 220 face downward than in P1.
  • the discharge step P2 provides a similar wind to the horizontal wind, and the discharged air flows along the ceiling of the room, flows downward toward the floor after hitting the wall of the room, and forms a flow returning to the indoor unit after hitting the floor. Can be.
  • the discharge step P2 provides an indirect wind to the occupant.
  • the interval S2 between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 is the interval S1 in the discharge step P1 state. It is formed wider.
  • the distance between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 is further increased.
  • the first vane 210 and the second vane 220 are disposed more vertically than P1.
  • the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 are located at a similar height.
  • the second vane 220 When proceeding from the discharge step P1 to P2, the second vane 220 is rotated in place around the second vane shaft 221, but the first vane 210 is driven link 240 and the first vane link ( 250) and rotated (swing).
  • the first vane 210 when proceeding from P1 to P2, the first vane 210 is further advanced in the air discharge direction, and the front end 212a of the first vane is further rotated in the first direction (clockwise in the drawing).
  • the second vane shaft 220 is rotated by the rotation of the second vane link 220. It is rotated more clockwise around (221).
  • the front end 222a of the second vane 220 is further rotated in the second direction (clockwise in the drawing).
  • the vane motor 230 is rotated by 82 degrees (P2 rotation angle), and the first vane 210 is rotated by approximately 18.6 degrees by the rotation of the vane motor 230 (first vane P2 slope) And the second vane 220 forms a slope (second vane P2 slope) of approximately 59.1 degrees.
  • the second joint portion 217 and the first joint portion 216 of the first vane 210 are arranged to be inclined toward the front of the discharge direction of air.
  • the third joint portion 226 of the second vane 220 is disposed at the rearmost, the first joint portion 216 is disposed at the front, and the second joint portion 217 Is disposed between the first joint portion 216 and the third joint portion 226.
  • the third joint part 226, the second joint part 217, and the first joint part 216 are arranged to face the air discharge direction forward downward. do.
  • the third joint portion 226 is further moved downward, and the first joint portion 216 and the second joint portion 217 are further moved forward. That is, the gap between the second vane 220 and the first vane 210 is further increased.
  • discharge step P2 it is similar to the discharge step P1 arranged in the first vane link 250, the second vane link 260 and the drive link 240.
  • the 1-1 vane link shaft 251 of the first vane link 250 is positioned below the 1-2 vane link shaft 252.
  • the 2-1 vane link shaft 261 of the second vane link 260 is positioned below the 2-2 vane link shaft portion 262.
  • the first drive link shaft 241 of the drive link 240 is positioned below the second drive link shaft 242 and the core link shaft 243.
  • the second vane shaft 221 is positioned at the uppermost side, the third joint portion 226 is positioned under the second vane shaft 221, and the second joint portion 217 is third.
  • the joint portion 226 is located below, and the first joint portion 216 is positioned below the second joint portion 217.
  • the second joint portion 217 is further rotated to the 1-2 vane link shaft 252 around the core link shaft 243.
  • the entire first vane 210 is located under the discharge port 102.
  • the front end 222a of the second vane 220 is located under the discharge port 102 and the rear end 222b is located above the discharge port 102.
  • the first drive link shaft 241 and the 1-1 vane link shaft 251 are located under the suction panel 320.
  • the first drive link shaft 241 and the 1-1 vane link shaft 251 are located below the discharge port 102.
  • the 2-1 vane link shaft 261 is positioned over the boundary of the discharge port 102.
  • the first vane link 250 and the second vane link 260 are disposed in approximately the same direction, and the first drive link body 246 is disposed inclined toward the front lower side.
  • the first vane link 250 and the second vane link 260 are arranged generally vertically.
  • L1-L1' of the first vane link 250 is slightly rotated toward the discharge direction of air.
  • L2-L2' of the second vane link 260 is slightly rotated to the side opposite to the air discharging direction.
  • D-D' of the first drive link body 246 is rotated a little further toward the air discharge direction.
  • the entire first vane 210 is located under the discharge port 102, and the second vane 220 is positioned at the front end 222a only under the discharge port 102.
  • the front side end 212a of the first vane 210 relative to the discharge port 102 moves a little more forward than the front side edge 102a of the discharge port 102 do.
  • the drive link 240 may be rotated in a second direction (counterclockwise in the drawing of this embodiment) opposite to the first direction to form the discharge step P3.
  • the vane module 200 may provide an inclined wind discharged further downward than the discharge step P2.
  • the discharge steps P3 to P5 are gradient winds that provide air directly to the occupants.
  • the discharge step P3 is mainly used for cooling, and the discharge step P4 described later is mainly used for heating.
  • the inclined wind in the discharge step P3 discharges air downward from the inclined wind in the step P2.
  • the discharge step P3 is adjusted so that both the first vane 210 and the second vane 220 face downward than in P2.
  • the interval S3 between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 is the interval S2 in the discharge step P2 state. It is more widely spaced.
  • the distance between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 is further increased.
  • the first vane 210 and the second vane 220 are disposed more vertically than P2.
  • the front end 222a of the second vane 220 is located below the rear end 212b of the first vane 210.
  • the second vane 220 When proceeding from the discharge step P2 to P3, the second vane 220 is rotated in place around the second vane shaft 221, but the first vane 210 is driven link 240 and the first vane link ( 250) and rotated (swing).
  • the first vane 210 When proceeding from the discharge steps P2 to P3, the first vane 210 is positioned almost in place and rotated in the first direction (clockwise). When proceeding from the discharge step P2 to P3, the second vane 220 is further rotated in the first direction (clockwise).
  • the first vane 210 When proceeding from the discharge steps P2 to P3, the first vane 210 is rotated in the first direction (clockwise) in place instead of being advanced in the discharge direction.
  • the front end 222a of the second vane 220 is further rotated in the first direction (clockwise) by the lowering of the second vane link 220.
  • the vane motor 230 is rotated by 95 degrees (P3 rotation angle), and the first vane 210 is rotated by approximately 29.6 degrees by the rotation of the vane motor 230 (first vane P3 slope) And the second vane 220 forms a slope (second vane P3 slope) of approximately 67.3 degrees.
  • the second joint portion 217 and the first joint portion 216 of the first vane 210 are arranged to be inclined toward the front of the discharge direction of air.
  • the third joint portion 226 of the second vane 220 is disposed at the rearmost, the first joint portion 216 is disposed at the front, and the second joint portion 217 Is disposed between the first joint portion 216 and the third joint portion 226.
  • the third joint portion 226 is slightly moved downward. Based on the discharge step P3, the first joint part 216 and the second joint part 217 are raised upward by rotation of the first vane link 250 and the first drive link body 246 in the second direction. .
  • the upper height of the second joint portion 217 is larger.
  • each axis in the drive link 240, the first vane link 250, and the second vane link 260 is similar to the discharge step P2 state.
  • the first drive link shaft 241 is raised, and the 2-1 vane link shaft 261 is lowered to have a similar height in the vertical direction.
  • the 2-2 vane link shaft portion 262 is positioned lower than the core link shaft 243.
  • the positions of the first vane 210 and the second vane 220 in the discharge step P3 state are similar to the discharge step P2.
  • the first drive link shaft 241 and the 1-1 vane link shaft 251 are located under the suction panel 320 and the discharge port 102.
  • the 2-1 vane link shaft 261 is positioned over the boundary of the discharge port 102.
  • the first vane link 250 and the second vane link 260 are arranged in opposite directions.
  • the first drive link body 246 and the first vane link 250 are arranged to be inclined toward the lower front side.
  • the second drive link body 247 is disposed toward the rear side, and the second vane link 260 is disposed toward the rear lower side.
  • L1-L1' of the first vane link 250 is slightly rotated toward the discharge direction of air.
  • L2-L2' of the second vane link 260 is slightly rotated to the side opposite to the air discharge direction.
  • D-D' of the first drive link body 246 is slightly rotated toward the air discharge direction side.
  • both the first vane 210 and the second vane 220 relative to the discharge port 102 are rotated or rotated more vertically toward the lower side.
  • the drive link 240 may be rotated in a second direction (counterclockwise in the drawing of this embodiment) opposite to the first direction to form the discharge step P4.
  • the vane module 200 may provide an inclined wind discharged further downward than the discharge step P3.
  • the inclined wind in the discharge step P4 discharges air downward from the inclined wind in the P3 step.
  • the discharge step P4 is adjusted so that both the first vane 210 and the second vane 220 face downward than the discharge step P3.
  • the interval S4 between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 is the interval S3 in the discharge step P3 state. It is more widely spaced.
  • the distance between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 is further increased.
  • the first vane 210 and the second vane 220 are disposed more vertically than P3.
  • the front end 222a of the second vane 220 is positioned lower than the discharge step P3, and the rear end 212b of the first vane 210 is positioned higher than the discharge step P3. .
  • the second vane 220 When proceeding from the discharge step P3 to P4, the second vane 220 is rotated in place around the second vane axis 221.
  • the first joint portion 216 of the first vane 210 remains almost in place, and the second joint portion 217 is the first centered portion of the first joint portion 216. It is rotated in the clockwise direction.
  • the movement of the first vane 210 hardly occurs, and forms a movement that is rotated in place.
  • the first vane 210 is rotated in the first direction (clockwise) around the first joint portion 216.
  • the front end 222a of the second vane 220 is further rotated in the first direction (clockwise) by the lowering of the second vane link 220.
  • the 1-1 vane link shaft 251 may be positioned in front of the 1-2 vane link shaft 252.
  • the vane motor 230 is rotated 100 degrees (P4 rotation angle), the first vane 210 is rotated by the rotation of the vane motor 230 approximately 35.8 degrees (first vane P4 slope) And the second vane 220 forms a slope of approximately 70 degrees (second vane P4 slope).
  • the second joint portion 217 and the first joint portion 216 of the first vane 210 are arranged to be inclined toward the front of the discharge direction of air.
  • the third joint portion 226 of the second vane 220 is disposed at the rearmost, the first joint portion 216 is disposed at the front, and the second joint portion 217 Is disposed between the first joint portion 216 and the third joint portion 226.
  • the third joint portion 226 is further moved downward.
  • the first joint portion 216 of the first vane link 250 is slightly raised in the second direction (counterclockwise) or is positioned almost in place, and the second joint portion 217 is the first 1 is rotated in the first direction (clockwise) around the joint portion 216.
  • the first vane 210 When the first vane 210 is rotated in the discharge step P4 or more, the first vane 210 is moved in the opposite direction to the traveling direction. From the discharge step P1 to the discharge step P4, the first vane 210 is moved in the air discharge direction, and is rotated in the first direction (clockwise) around the second joint portion 217.
  • the arrangement of each axis in the drive link 240, the first vane link 250, and the second vane link 260 is similar to the discharge step P3 state.
  • the longitudinal direction of the first drive link body 246 and the second joint portion 217 and the first joint portion 216 are arranged in a line.
  • the relative height of the vane link shaft 261 is changed.
  • the first drive link shaft 241 is raised, the 2-1 vane link shaft 261 is lowered, and the first drive link shaft 241 is the 2-1 vane link shaft 261 ).
  • the first drive link shaft 241 and the 1-1 vane link shaft 251 are in the form of a straight line and may be arranged in a line.
  • the 2-2 vane link shaft portion 262 is positioned lower than the core link shaft 243.
  • the positions of the first vane 210 and the second vane 220 in the discharge step P4 state based on the suction panel 320 or the discharge port 102 are similar to the discharge step P3.
  • the first vane link 250 and the second vane link 260 are disposed to face each other in opposite directions.
  • the first vane link 250 is hardly rotated, and only the second vane link 260 can be rotated to the rear side.
  • first vane link 250 there is no separate configuration for limiting movement of the first vane link 250.
  • the movement of the first vane link 250 may be limited through a coupling relationship between the first vane link 250, the first vane 210, and the first driving link body 246.
  • the first drive link body 246 and the first vane link 250 are arranged to be inclined toward the lower front side.
  • the second drive link body 247 is disposed toward the rear side, and the second vane link 260 is disposed toward the rear lower side.
  • L1-L1' of the first vane link 250 when changing from the discharge step P3 state to the discharge step P4 state, L1-L1' of the first vane link 250 can be rotated more toward the discharge direction of air.
  • L2-L2' of the second vane link 260 is further rotated to the side opposite to the air discharge direction.
  • D-D' of the first drive link body 246 is further rotated toward the air discharge direction.
  • An imaginary straight line connecting the first joint portion 216 and the second joint portion 217 is defined as B-B'.
  • D-D' and B-B' are connected in a straight line, forming an angle of 180 degrees.
  • DD' and B-B' form an angle between 180 degrees or less, and between discharge steps P4 and 180 degrees, an angle between 180 degrees or more is formed in discharge steps P5 and P6. To form.
  • the drive link 240 may be rotated in a second direction (counterclockwise in the drawing of this embodiment) opposite to the first direction to form the discharge step P5.
  • the vane module 200 may provide an inclined wind discharged further downward than the discharge step P4.
  • the inclined wind in the discharge step P5 discharges air downward from the inclined wind in the discharge step P4.
  • the discharge step P5 is adjusted so that both the first vane 210 and the second vane 220 are slightly lower than the discharge step P4.
  • the interval S5 between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 is the interval S4 in the discharge step P4 state. It is more widely spaced.
  • the discharge step P4 to P5 proceeds, the distance between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 is further increased.
  • the first vane 210 and the second vane 220 are disposed more vertically than P4.
  • the front end 222a of the second vane 220 is positioned lower than the discharge step P4, and the rear end 212b of the first vane 210 is positioned higher than the discharge step P4. .
  • the second vane 220 When proceeding from the discharge step P4 to P5, the second vane 220 is rotated in place around the second vane axis 221.
  • the first joint portion 216 of the first vane 210 remains almost in place, and the second joint portion 217 is the first centered portion of the first joint portion 216. It is rotated a little further in the direction (clockwise).
  • the first vane 210 is slightly rotated in the first direction (clockwise) around the first joint portion 216.
  • the second vane 220 is slightly rotated in the first direction (clockwise).
  • the front end 222a of the second vane 220 is slightly rotated in the first direction (clockwise) by the lowering of the second vane link 220.
  • the 1-1 vane link shaft 251 may be located in front of the 1-2 vane link shaft 252.
  • the vane motor 230 is rotated 105 degrees (P5 rotation angle)
  • the first vane 210 is rotated by approximately 44.1 degrees by the rotation of the vane motor 230 (first vane P5 slope)
  • the second vane 220 forms a slope of approximately 72.3 degrees (the second vane P5 slope).
  • the second joint portion 217 and the first joint portion 216 of the first vane 210 are arranged to be inclined toward the front of the discharge direction of air.
  • the third joint portion 226 of the second vane 220 is disposed at the rearmost, the first joint portion 216 is disposed at the front, and the second joint portion 217 Is disposed between the first joint portion 216 and the third joint portion 226.
  • the third joint part 226 is further moved downward, and the second joint part 217 of the first vane link 250 is the first with respect to the first joint part 216. It is rotated in the clockwise direction.
  • the second joint portion 217 protrudes toward the 1-2 vane link shaft 252 side. Are located.
  • each axis in the drive link 240, the first vane link 250, and the second vane link 260 is similar to the discharge step P4 state.
  • the relative height of the vane link shaft 261 is changed.
  • the first drive link shaft 241 When changing from the discharge step P4 state to the discharge step P5 state, the first drive link shaft 241 is raised, and the 2-1 vane link shaft 261 is lowered. So, in the discharge step P5, the first drive link shaft 241 is positioned slightly higher than the 2-1 vane link shaft 261.
  • the core link shaft 243, the first drive link shaft 241, and the 1-1 vane link shaft 251 are arranged in a line, and in the discharge step P5, the core link shaft 243, the first The 1 drive link shaft 241 and the 1-1 vane link shaft 251 form an obtuse angle (relative to D-D') of 180 degrees or more.
  • the 2-2 vane link shaft portion 262 is positioned lower than the core link shaft 243.
  • the angle between the core link shaft 243, the 2-2 vane link shaft portion 262, and the third joint portion 226 gradually increases.
  • the angle between the core link shaft 243, the 2-2 vane link shaft portion 262 and the third joint portion 226 is formed within 180 degrees.
  • the positions of the first vane 210 and the second vane 220 in the discharge step P5 are similar to the discharge step P4.
  • the first vane link 250 and the second vane link 260 are arranged to face each other in opposite directions.
  • the first vane link 250 is hardly rotated, and only the second vane link 260 can be further rotated to the rear side.
  • the arrangement of the first drive link body 246, the first vane link 250, and the second vane link 260 is similar to the discharge step P4 state.
  • L1-L1' of the first vane link 250 when changing from the discharge step P4 state to the discharge step P5 state, L1-L1' of the first vane link 250 may be rotated to the opposite side of the air discharge direction.
  • L2-L2' of the second vane link 260 is rotated a little further to the opposite side of the air discharge direction.
  • D-D' of the first drive link body 246 is rotated toward the discharge direction of air.
  • the angle between D-D' and B-B' forms an obtuse angle.
  • the front end 212a of the first vane When proceeding from the ejection step P1 to the ejection step P4, the front end 212a of the first vane is moved in the air ejection direction (front side), but when proceeding from the ejection step P4 to the ejection step P6, the first vane The front end 212a is moved to the opposite side (rear side) of the air discharge direction.
  • the first vane 210 when proceeding from the discharge step P4 to the discharge step P6, the first vane 210 may be disposed more vertically.
  • the state of the module vane 200 of the discharge step P6 is defined as a vertical wind in this embodiment.
  • the vertical wind does not mean that the first vane 210 and the second vane 220 constituting the module vane 200 are vertically arranged. It means that the air discharged from the discharge port 102 is discharged to the lower side of the discharge port 102.
  • the drive link 240 may be rotated in a second direction (counterclockwise in the drawing of this embodiment) opposite to the first direction to form the discharge step P6.
  • the discharge air is minimized in the horizontal direction and the vertical flow is maximized.
  • the vertical wind in the discharge step P6 discharges air downward from the inclined wind in the discharge step P5.
  • the discharge step P6 is adjusted so that both the first vane 210 and the second vane 220 are slightly lower than the discharge step P5.
  • the rear end 222b of the second vane When providing the discharge step P6, the rear end 222b of the second vane is located above the discharge port, and the front end 222a of the second vane is located below the discharge port, and the first The rear end 212b of the 1 vane is positioned higher than the front end 222a of the second vane, and is positioned higher than the outlet. In addition, the front end (212a) of the first vane is positioned lower than the front end (222a) of the second vane.
  • the rear end 212b of the first vane is disposed toward the discharge port 102.
  • the interval S6 between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 is the interval S5 in the discharge step P5 state. It is more widely spaced.
  • the distance between the front end 222a of the second vane 220 and the rear end 212b of the first vane 210 becomes farther.
  • the first vane 210 and the second vane 220 are disposed more vertically than P5.
  • the front end 222a of the second vane 220 is positioned lower than the discharge step P5, and the rear end 212b of the first vane 210 is positioned higher than the discharge step P5. .
  • the second vane 220 When proceeding from the discharge step P5 to P6, the second vane 220 is rotated in place around the second vane axis 221.
  • the first joint portion 216 of the first vane 210 remains almost in place, and the second joint portion 217 is the first centered portion of the first joint portion 216. It is rotated a little further in the direction (clockwise).
  • the first vane 210 when proceeding from the discharge step P5 to P6, the first vane 210 may be moved to the rear side.
  • the front end of the first vane 210 212a is moved to the rear side.
  • the second vane 220 When proceeding from the discharge steps P5 to P6, the second vane 220 is slightly rotated in the first direction (clockwise).
  • the front end 222a of the second vane 220 is slightly rotated in the first direction (clockwise) by the lowering of the second vane link 220.
  • the vane motor 230 is rotated 110 degrees (P6 rotation angle), the first vane 210 is rotated by approximately 56.7 degrees by the rotation of the vane motor 230 (first vane P6 slope)
  • the second vane 220 forms a slope of approximately 74 degrees (the second vane P6 slope).
  • the second joint part 217 and the first joint part 216 of the first vane 210 are arranged to be inclined toward the front of the air discharge direction.
  • the third joint portion 226 of the second vane 220 is disposed at the rearmost, the first joint portion 216 is disposed at the front, and the second joint portion 217 Is disposed between the first joint portion 216 and the third joint portion 226.
  • the third joint part 226 is further moved downward, and the second joint part 217 of the first vane link 250 is the first with respect to the first joint part 216. It is rotated in the clockwise direction.
  • the second joint part 217 is slightly more toward the 1-2 vane link shaft 252 side based on an imaginary straight line connecting the core link shaft 243 and the first joint portion 216. It is located protrudingly.
  • each axis in the drive link 240, the first vane link 250, and the second vane link 260 is similar to the discharge step P5 state.
  • the relative height of the vane link shaft 261 is changed.
  • the rear end 212b of the first vane is located below the core link shaft 243, and is located in front of the core link shaft 243.
  • the front side end 212a of the first vane is located on the rear side of the front side edge 102a of the discharge port.
  • the first drive link shaft 241 When changing from the discharge step P5 state to the discharge step P6 state, the first drive link shaft 241 is raised, and the 2-1 vane link shaft 261 is lowered. Thus, in the discharge step P6, the first drive link shaft 241 is positioned higher than the 2-1 vane link shaft 261.
  • the second-2 vane link shaft portion 262 When providing the discharge step P6, the second-2 vane link shaft portion 262 is positioned lower than the core link shaft 243, and the first driving link is larger than the second-2 vane link shaft portion 262.
  • the shaft 241 is located lower, the 2-1 vane link shaft 261 is positioned lower than the first drive link shaft 241, and the 2-1 vane link shaft 261 is located at a lower position.
  • the 1-1 vane link shaft 251 is positioned lower.
  • the second joint portion 217 When changing from the discharge step P5 to the discharge step P6 state, the second joint portion 217 is rotated about the core link shaft 243, and the second joint portion 217 is the first 1-2 vane link shaft ( 252).
  • the discharge step P6 When viewed from the side, in the discharge step P6, at least a portion of the second joint portion 217 may overlap the first vane link body 255. Since the second joint portion 217 is moved to a position overlapping with the first vane link body 255, the first vane 210 may be disposed more vertically.
  • the second joint portion 217 is not moved forward beyond L1-L1'.
  • the second joint part 217 is not moved forward than the first vane link body 255.
  • the second joint part 217 is excessively moved forward, it may not return to the original position even if the vane motor is rotated in the first direction (clockwise).
  • the first drive link body 246 and one end 270a of the stopper 270 interfere with each other.
  • the first drive link body 246 is supported by the stopper 270, and further rotation is limited.
  • the core link shaft 243, the first drive link shaft 241, and the 1-1 vane link shaft 251 form an obtuse angle (clockwise based on D-D') of 180 degrees or more. .
  • the 1-1 vane link shaft 251 may be positioned in front of the 1-2 vane link shaft 252.
  • the 2-2 vane link shaft portion 262 is positioned below the core link shaft 243, and the second joint portion 217 is positioned below the 2-2 vane link shaft portion 262.
  • the third joint part 226 is positioned under the second joint part 217, and the first joint part 216 is positioned under the third joint part 226.
  • the 2-1 vane link shaft 261 is moved to the rear side more than the 2-2 vane link shaft portion 262, and the third joint portion 226 And a core link shaft 243.
  • the first vane link 250 and the second vane link 260 are disposed to face each other in opposite directions.
  • the first vane link 250 is hardly rotated, and only the second vane link 260 can be further rotated to the rear side.
  • the arrangement of the first drive link body 246, the first vane link 250, and the second vane link 260 is similar to the discharge step P5 state.
  • the 2-1 vane link shaft 261 is positioned more forward than the second vane shaft 221, and the second than the 2-1 vane link shaft 261 is provided.
  • -2 vane link shaft portion 262 is positioned further forward, and the core link shaft 243 is positioned further forward than the 2-2 vane link shaft portion 262, and the core link shaft 243 is located above the
  • the first drive link shaft 241 is positioned further forward, and the 1-1 vane link shaft 251 is positioned more forward than the first drive link shaft 241.
  • L1-L1' of the first vane link 250 when changing from the discharge step P5 state to the discharge step P6 state, L1-L1' of the first vane link 250 may be rotated more to the side opposite to the discharge direction of air.
  • L2-L2' of the second vane link 260 is further rotated to the side opposite to the air discharge direction.
  • D-D' of the first drive link body 246 may be rotated more to the opposite side of the air discharge direction.
  • discharge step P6 the angle between D-D' and B-B' is obtuse, and in discharge step P5, the angle between D-D' and B-B' is greater than the obtuse angle.
  • the front side end 212a of the first vane is moved in the air discharge direction (front side).
  • the first vane link 250 When proceeding to the ejection step P4 in the ejection step P1 state, the first vane link 250 is rotated in the second direction (counterclockwise), but when proceeding to the ejection step P6 in the ejection step P4 state, the first vane link 250 ) Is rotated in the first direction (clockwise).
  • the front end 212a of the first vane is rotated in the second direction and raised.
  • the front end 212a of the first vane is rotated in the first direction and lowered. That is, the movement of the first vane 210 is changed based on the discharge step P4.
  • the first vane 210 When proceeding from the discharge step P4 to the discharge step P6, the first vane 210 may be disposed more vertically. When in the discharge step P6, the rear end 212b of the first vane 210 is positioned in front of the core link shaft 243.
  • the vane module 200 forms a vertical wind in the discharge step P6, the first vane 210 and the second vane 220 are spaced to the maximum.
  • the rear end 212b of the first vane 210 is located inside the discharge port 102 and is higher than the outside surface of the side cover 314 do. Since the rear end 212b of the first vane 210 is located inside the discharge port 102, it is possible to guide the air in the discharge port 102 in a more vertical direction.
  • the concentration enhancement mode is composed of a cooling mode and a heating mode.
  • the control unit controls the air flow so that the concentration of the occupant is improved.
  • the air flow is controlled by raising the set temperature by 1 degree, and in the case of the concentration-enhancing heating mode, the air flow is controlled by decreasing the set temperature by 1 degree.
  • the indoor unit based on the suction port 101, the first vane module 201 disposed on the edge of the suction port 101, disposed on the edge of the suction port 101, the suction port 101 A third vane module 203 disposed on the other side of the first vane module 201 based on the first vane module 201 disposed on the edge of the suction port 101 and based on the suction port 101 ) And a third vane module 203 and a third vane module 202 disposed to form an angle of 90 degrees, respectively, disposed on the edge of the suction port 101, and based on the suction port 101. And a fourth vane module 204 disposed opposite the vane module 202.
  • only two vane modules may be arranged in the indoor unit, and two vane modules may be arranged in different directions.
  • each vane module two vanes are disposed in each vane module, but only one vane is disposed in each vane module to operate a cooling mode for enhancing concentration.
  • the indoor unit is disposed on the edge of the suction port 101, and based on the suction port 101, the first vane module 201 disposed at 12 o'clock, the edge of the suction port 101
  • the second vane module 202 disposed at 3 o'clock based on the suction port 101 and disposed at the edge of the suction port 101, at 6 o'clock based on the suction port 101 It includes a third vane module 203, a fourth vane module 204 disposed at the edge of the suction port 101, and disposed at 9 o'clock based on the suction port 101.
  • a discharge port in which the first vane module 201 is disposed is defined as a first discharge port 102-1, and a discharge port in which the second vane module 202 is disposed is a second discharge port 102-2. It is defined as, and the discharge port in which the third vane module 203 is disposed is defined as a third discharge port 102-3, and the discharge port in which the fourth vane module 204 is disposed is defined as a fourth discharge port 102-4. do.
  • the first vane module 201 When viewed from the bottom view, the first vane module 201 is disposed at 12 o'clock, discharges air at 12 o'clock, and the second vane module 202 is disposed at 3 o'clock, and air at 3 o'clock Discharge, the third vane module 203 is disposed at 6 o'clock, and discharges air at 6 o'clock, and the fourth vane module 204 is disposed at 9 o'clock, and discharges air at 9 o'clock .
  • the air discharge directions of the first vane module 201 and the third vane module 203 are opposite to each other.
  • the air discharge directions of the second vane module 202 and the fourth vane module 204 are opposite to each other.
  • the air discharge direction of the first vane module 201 is orthogonal to the air discharge direction of the second vane module 202 and the fourth vane module 204.
  • the air discharge direction of the third vane module 203 is orthogonal to the air discharge direction of the second vane module 202 and the fourth vane module 204.
  • the air discharge direction of the first vane module 201 is defined as the first discharge direction 291
  • the air discharge direction of the second vane module 202 is defined as the second discharge direction 292
  • the third vane module The air discharge direction of 203 is defined as a third discharge direction 293, and the air discharge direction of the fourth vane module 204 is defined as a fourth discharge direction 294.
  • the concentration-enhancing cooling mode may control each vane module to generate air flow in the room, thereby reducing the room temperature more quickly.
  • the concentration-enhancing cooling mode can control each vane module while increasing the set temperature by 1 degree, thereby improving the concentration of occupants.
  • the control method of the ceiling-type indoor unit according to the present embodiment is controlled so that a pair of vane modules of two pairs of vane modules discharge air in different directions during cooling.
  • first vane module 201 and the third vane module 203 which are disposed to face each other, and the second pair of the second vane module 202 and the fourth vane module 204, are arranged in different directions. Discharge air.
  • the first vane module 201, the second vane module 202, the third vane module 203, and the fourth vane module 204 are disposed at 90-degree intervals based on the intake 101 .
  • the discharge direction of the first vane module 201 and the discharge direction of the second vane module 202 around the suction port 101 form an angle of 90 degrees
  • the second vane module 202 The discharge direction of the and the discharge direction of the third vane module 203 forms an angle of 90 degrees
  • the discharge direction of the third vane module 203 and the discharge direction of the fourth vane module 204 have an angle of 90 degrees.
  • the discharge direction of the fourth vane module 204 and the discharge direction of the first vane module 201 form an angle between 90 degrees.
  • first vane module 201 and the third vane module 203 are positioned on opposite sides of the suction port 101.
  • the second vane module 202 and the third vane module 204 are positioned on opposite sides of the suction port 101.
  • first vane module 201 and the third vane module 203 which are disposed to face each other based on the suction port 101, are defined as first discharge pairs, and the second vane module 202 and the 4 The vane module 204 is defined as a second discharge pair.
  • the target temperature of the room may be set to 18 degrees, and the indoor blowing fan may be set to weak, medium, and strong.
  • the indoor target temperature or the speed of the indoor blowing fan in the cooling mode may be variously changed.
  • the control method of the ceiling-type indoor unit is a step (S10) in which the concentration-enhancing cooling mode is turned on (S10), and a step of comparing the reference set temperature (Ts0) and the current temperature after the step S10 (S14).
  • the first discharge pair consisting of the first vane module 201 and the third vane module 203 and the second discharge pair consisting of the second vane module 202 and the fourth vane module 204 Auto-swing step (S20) of simultaneously operating for a reset auto-time (10 minutes in this embodiment), and after the step S20, the first discharge pair is operated in the discharge step P2, and the second discharge pair is discharged in the step A first concentration-enhancing cooling step (S40) operated by P4.5 and a first inclined wind unity step (S50) for operating the first discharge pair and the second discharge pair in the discharge step P3 after the S40 step.
  • the concentration-enhancing cooling mode according to the present embodiment can be implemented by three discharge steps.
  • the second discharge step may be defined as one inclination angle
  • the 4.5 discharge step may be referred to as another inclination angle
  • the third discharge step may be defined as the other inclination angle. have.
  • control method of the ceiling-type indoor unit according to the present embodiment satisfies the steps S60 or S90, the set temperature is increased by 1 degree, and then a process similar to the steps S40 to S70 is repeated.
  • the reference set temperature Ts0 is raised to a first reference value (1 degree Celsius in this embodiment) to the set temperature Ts. Substitute. (S100)
  • the control method of the ceiling-type indoor unit after the step S100, operates the first discharge pair in the discharge step P2, and the first' concentration enhancement cooling to operate the second discharge pair in the discharge step P4.5 Step (S110), and after the step S110, the second discharge wind unity step (S120) for operating the first discharge pair and the second discharge pair in the discharge step P3, and after the step S120, the current temperature (Tp) ) Is a step (S130) of determining whether the set temperature (Ts) or lower.
  • the 3'concentration is improved by operating the first discharge pair with the discharge step P4.5 and operating the second discharge pair with the P2. Cooling step (S140), and after the step S140, the first discharge pair and the second discharge pair to improve the 4'concentration concentration cooling step (S150) for operating in the discharge step P3, and after the step S150, the current temperature Further comprising the step (S160) of determining whether (Tp) is below the set temperature (Ts).
  • the control method of the ceiling-type indoor unit according to the present embodiment may be returned to S110 after step S170, and steps S110 to S160 may be performed.
  • the S40 to S100 are defined as the first control, and the S110 to S160 are defined as the second control.
  • step S140 and S150 of the second control the air volume is set to a weak wind.
  • the step S170 is defined as a count determination step.
  • S180 increases the set temperature from 25 degrees to 1 degree, and sets it to 26, and increases the count by 1.
  • step S170 the count is 1, so the process proceeds to step S190.
  • step S190 the set temperature is decreased from 26 degrees to 1 degree and set to 25 degrees, and the count is increased by 1 again and set to 2.
  • step S170 the count is 2, so the process proceeds to step S200.
  • step S200 the set temperature is increased from 25 degrees to 1 degree, and set to 26 degrees, and the count is decreased by 1 to set to 1.
  • the operation time of the enhanced concentration cooling mode is determined (S210), and when the operation time of the enhanced concentration cooling mode exceeds the first elapsed time (5 hours in this embodiment), Concentration improvement Cooling mode ends.
  • step S110 If the operation time of the concentration enhancement cooling mode does not exceed the first elapsed time (5 hours in this embodiment), the process returns to step S110.
  • the total time of the first control is set to 8 minutes, and the total time of the second control is also set to 8 minutes.
  • the first elapsed time in step S40 is set to 2 minutes
  • the second elapsed time in step S50 is set to 2 minutes
  • the third elapsed time in step S70 is also set to 2 minutes
  • the step of S80 The fourth elapsed time is also set to 2 minutes.
  • step S110 is set to 2 minutes
  • step S120 is set to 2 minutes
  • step S140 is set to 2 minutes
  • step S150 The 4'elapsed time of the step is also set to 2 minutes.
  • the indoor temperature is raised twice by the first reference value from the reference set temperature Ts0. Then, the process of descending twice by the first reference value from the set temperature that has been raised twice from the reference set temperature Ts0 is repeated.
  • step-by-step indoor temperature control it is possible to not only meet the cooling needs of the occupants, but also improve the concentration of occupants.
  • the first discharge pair proceeds to "discharge step P2 (S40) -> discharge step P3 (S50) -> discharge step P4.5 (S70) -> discharge step P3 (S80)".
  • the second discharge pair proceeds to "discharge step P4.5 (S40) -> discharge step P3 (S50) -> discharge step P2 (S70) -> discharge step P3 (S80)".
  • the first vane module, the second vane module, the third vane module and the fourth vane module may be set to any one of discharge steps P1 to P6.
  • each first vane is "0 degrees ⁇ the first vane slope of the discharge step P1 ⁇ the first vane slope of the discharge step P2 ⁇ the first vane slope of the discharge step P3 ⁇ the first vane of the discharge step P4
  • the slope ⁇ the first vane slope of the discharge step P5 ⁇ the first vane slope of the discharge step P6 ⁇ 90 degrees" is satisfied.
  • each second vane based on the horizontal is "0 ⁇ second vane slope of discharge step P1 ⁇ second vane slope of discharge step P2 ⁇ second vane slope of discharge step P3 ⁇ second vane slope of discharge step P4 ⁇ The second vane slope of the discharge step P5 ⁇ The second vane slope of the discharge step P6 ⁇ 90 degrees" is satisfied.
  • the slope of the second vane is always set larger than the slope of the first vane.
  • the user may select a concentration enhancing cooling mode through a wireless remote control (not shown) or a wired remote control (not shown). (S10)
  • the concentration enhancing cooling mode is selected by the user, but unlike the present embodiment
  • the concentration-enhancing cooling mode may be automatically executed under specific conditions.
  • the concentration enhancement cooling mode may be set.
  • the concentration enhancing cooling mode may be set.
  • the first vane module 201, the second vane module 202, the third vane module 203, and the fourth vane module 204 are all operated in the same manner.
  • the control unit reciprocates the first vane module 201, the second vane module 202, the third vane module 203, and the fourth vane module 204 in a specific section.
  • the first vane module 201, the second vane module 202, the third vane module 203 and the fourth vane module 204 operate each vane motor 230. Let it go,
  • the discharge step P1 and the discharge step P6 are excluded.
  • the autoswing step (S20) is operated during the reset auto time.
  • the reset auto time is set to 10 minutes.
  • the reset auto time can be variously changed.
  • the reset auto time is set larger than the first concentration enhancement time. It is desirable to satisfy the user's needs by supplying sufficient cooling air to the user before the first concentration enhancement cooling step.
  • the air cooled around the indoor unit is discharged through the first vane module 201, the second vane module 202, the third vane module 203, and the fourth vane module 204. At this time, the discharge air cooled in the autoswing step (S20) does not target a specific location or a specific distance.
  • the autoswing step (S20) discharges the cooled air around the indoor unit while reciprocating the discharge step P2 through the discharge step P5, and the indoor air and the cooled air are randomly mixed.
  • the autoswing step has an effect of randomly mixing the indoor air and the cooled discharge air, and uniformizing the temperature of the entire indoor air more quickly.
  • Step S20 is a control step for equalizing the air around the indoor unit. Before the first control is operated, step S20 is executed to mix the air around the indoor unit and reduce the temperature deviation around the indoor unit.
  • step S20 When the step S20 is satisfied, the process proceeds to step S40.
  • the S40 stage is a first concentration enhancement cooling stage. Unlike the auto-swing step (S20), the first concentration-enhancing cooling step (S40) has a directing point of cooled discharge air.
  • the supply target or the supply target of the discharge air is the same through the first discharge pair and the second discharge pair, but the first concentration-enhancing cooling step (S40) includes the first discharge pair and the second discharge pair.
  • the supply goal or supply purpose is different.
  • the first concentration enhancing cooling step S40 operates the first discharge pair and the second discharge pair in different ways.
  • the first discharge pair is set as the discharge step P2
  • the second discharge pair is set as the discharge step P4.5.
  • the first discharge pair is changed to the discharge step P2, and maintains the state.
  • the second discharge pair is changed to the discharge step, and then maintains the state.
  • the discharge step P2 can send the discharge air farthest except for the horizontal wind (discharge step P1).
  • the discharge step P2 may provide an indirect wind to the user.
  • the second discharge pair provides a direct wind that provides the user with directly cooled air.
  • the second discharge pair is preferably between the discharge steps P4 to P6.
  • the discharge air is provided as a gradient air rather than being discharged as a horizontal or vertical air.
  • the discharge air is provided at a long distance, and the second discharge pair provides the discharge air closer than this.
  • the slope of the first vane may be formed between 35 degrees and 57 degrees.
  • the discharge step P4.5 is arranged between the discharge steps P4 to P5, and the discharge step P4.5 is defined as a power cooling discharge step.
  • step S40 the discharge step P4 or P5 described above may be selected as the discharge step of the second discharge pair.
  • the reason why the discharge step P4 or P5 is selected is that the difference between the P2 and the air discharge direction among the discharge steps other than the horizontal and vertical winds is a large discharge step.
  • the discharge step P4.5 forms an inclination angle between the above-described discharge steps P4 to P5.
  • the vane motor 230 is rotated 102 degrees (P4.5 rotation angle).
  • the first vane 210 and the second vane 220 form a slope in the middle of the discharge steps P4 to P5.
  • the first vane 210 forms a slope between 35 degrees and 44 degrees
  • the second vane 220 forms a slope between approximately 70 degrees and 72 degrees.
  • the vane motor 230 of the first discharge pair is rotated by 78 degrees (P2 rotation angle), and the vane motor of the second discharge pair is rotated by 102 degrees (P4.5 rotation angle). .
  • step S40 the first discharge pair provides an inclined wind close to the horizontal wind, thereby providing discharge air at a long distance.
  • the second discharge pair disposed perpendicularly to the discharge direction of the first discharge pair provides an inclined wind, thereby providing discharge air at a short distance.
  • the first concentration enhancement cooling step (S40) when the first discharge pair supplies air to the far side from the indoor unit through the discharge step P2, the cooled air is discharged at a gentle angle, and the discharged air is indoors. It gradually descends due to the difference in density with air. When the air discharged from the first discharge pair gradually descends and reaches a distance from the indoor unit, the indoor air is pushed to the cooled discharge air and flows to the surroundings.
  • the second discharge pair receives the cooled air from the near side of the indoor unit to the far side through the discharge step P4.5. Let it flow. At this time, since the air discharged from the second discharge pair faces the ground than the first discharge pair, it reaches the floor near the indoor unit and then flows away along the floor. When the air discharged from the second discharge pair gradually descends and reaches a distance from the indoor unit, the indoor air is pushed to the cooled discharge air and flows to the surroundings.
  • the first discharge pair provides discharge air at a long distance and the second discharge pair orthogonally arranged provides discharge air at a short distance
  • circulation of indoor air can be promoted. That is, when discharging the discharge air in different directions, when forming a distance difference and a height difference, the cooled air and the indoor air can be mixed more quickly.
  • a temperature deviation may occur around the indoor unit.
  • the temperature deviation according to the height in the vertical direction as well as the temperature deviation according to the horizontal distance may be largely generated based on the indoor unit.
  • a temperature deviation with respect to the first discharge pair direction and the second discharge pair direction may also be largely formed.
  • the first autoswing step (S60) is arranged.
  • the step S40 is operated for a first elapsed time, and the control unit counts the first elapsed time and then executes step S50.
  • step S50 all four vane modules are set to the same discharge step. In the step S50, both the first discharge pair and the second discharge pair discharge air at an inclined angle.
  • step S50 is defined as a gradient wind unity step.
  • step S50 the first vane module 201, the second vane module 202, the third vane module 203, and the fourth vane module 204 are all operated in the same manner.
  • the control unit operates the first vane module 201, the second vane module 202, the third vane module 203, and the fourth vane module 204 in the discharge step P3.
  • the discharge steps P2 to P5 may be used as the inclined wind.
  • the inclined wind unity step S50 operates all four vane modules with the most effective discharge step P3 among the cooling steps P1 to P6.
  • the discharge step P4 is used in consideration of the rise of the discharge air after being discharged downward. Unlike the present embodiment, when the indoor space is narrow, the discharge step P5 may be applied in a gradient wind unity step.
  • the step S50 is operated for a second elapsed time (2 minutes in this embodiment), and the controller counts the second elapsed time and then executes step S60.
  • step S60 the current temperature Tp and the reference set temperature Ts0 are compared.
  • step S60 if the current temperature Tp exceeds the reference set temperature Ts0, the process proceeds to step S70. On the other hand, if the current temperature Tp is less than or equal to the reference set temperature Ts0 in step S60, the process proceeds to step S100.
  • step S70 the first discharge pair and the second discharge pair are operated in the opposite direction to step S40.
  • the S70 stage is a second concentration enhancement cooling stage.
  • the second concentration enhancing cooling step (S70) operates the first discharge pair and the second discharge pair as opposed to the first concentration enhancing cooling step (S40). So, in the second concentration enhancing cooling step (S70), the first discharge pair is set as the discharge step, and the second discharge pair is set as the discharge step P2.
  • the first discharge pair is changed to "discharge step P2 -> discharge step P4.5", and maintains the state.
  • the second discharge pair is changed to "discharge step P4.5 -> discharge step P2", and maintains the state.
  • the second concentration-enhancing cooling step (S70) provides direct wind through the first discharge pair and indirect wind through the second discharge pair.
  • the vane motor of the first discharge pair is rotated by 102 degrees (P4.5 rotation angle), and the vane motor 230 of the second discharge pair is rotated by 78 degrees (P2 rotation angle). .
  • the air in the indoor space can be more effectively mixed.
  • the first concentration-enhancing cooling step (S40) and the second concentration-enhancing cooling step (S70) it is possible to minimize dead zones where indoor air does not reach.
  • first concentration enhancement cooling step (S40) and the second concentration enhancement cooling step (S70) alternately provide indirect wind and direct wind, thereby minimizing dead zones that do not reach indoor air.
  • the air is discharged from the indoor unit to a remote place through the discharge step P2 in the first concentration enhancement cooling step (S40). Subsequently, in the second concentration enhancement cooling step (S70), air is discharged to a place close to the indoor unit through the discharge step P4.5.
  • the second concentration enhancement cooling step (S70) air is discharged to a place close to the indoor unit through the discharge step P4.5.
  • the second discharge pair when the first discharge pair is operated, the second discharge pair is operated in reverse, and the second discharge pair discharges air closer to the indoor unit in the first concentration enhancing cooling step (S40), and improves the second concentration.
  • the cooling step (S70) air is discharged away from the indoor unit.
  • the first discharge pair flows the cooled air from the near side to the far side of the indoor unit through the discharge step P4.5.
  • the air discharged from the first discharge pair faces the ground, it reaches the floor on the near side of the indoor unit, and then flows to the far side along the floor.
  • the indoor air is pushed to the cooled discharge air and flows to the surroundings.
  • the second discharge pair supplies air to the far side from the indoor unit through the discharge step P2
  • the cooled air is discharged at a gentle angle, and the discharged air is gradually lowered by the density difference with the indoor air.
  • the indoor air is pushed to the cooled discharge air and flows to the surroundings.
  • the indoor air is effectively Can be mixed.
  • first concentration enhancement cooling step (S40) and the second concentration enhancement cooling step (S70) alternately supply the cooled air to the high and low sides based on the height in the vertical direction, indoor air can be effectively mixed. have.
  • the step S70 is operated for a third elapsed time (2 minutes in this embodiment).
  • step S80 is the same as the step S50 described above, a detailed description is omitted.
  • step S90 the current temperature Tp and the reference set temperature Ts0 are compared.
  • step S90 if the current temperature Tp exceeds the reference set temperature Ts0, the process returns to step S40. On the other hand, if the current temperature Tp is less than or equal to the reference set temperature Ts0 in step S90, the process proceeds to step S100.
  • the step S100 may be executed after the step S60 or step S90.
  • the step S100 is executed when the indoor current temperature Tp is equal to or less than the reference set temperature Ts0.
  • step S100 the reference set temperature Ts0 is changed to a set temperature Ts.
  • the set temperature Ts is a value increased by 1 degree from the reference set temperature Ts0.
  • the steps S130 and S160 compare the current temperature Tp and the set temperature Ts as in the steps S60 and S90.
  • step S130 if the current temperature Tp exceeds the set temperature Ts, the process proceeds to step S140. If the current temperature Tp exceeds the set temperature Ts in step S160, the process returns to step S110. .
  • step S130 or step S160 the current temperature Tp is less than or equal to the set temperature Ts
  • step S170 If the current temperature Tp is less than or equal to the set temperature Ts, the process proceeds to step S170.
  • 25 is a flowchart illustrating a control method during cooling according to a second embodiment of the present invention. 26 is a graph showing the change in indoor temperature according to FIG. 25.
  • a second embodiment of the present invention will be described with reference to Fig. 25 or Fig. 26.
  • the second embodiment of the present invention relates to a concentration improvement mode during heating.
  • the control method of the ceiling-type indoor unit according to the present embodiment is a step (S11) in which the concentration enhancement heating mode is turned on (ON) and a step of comparing the reference set temperature (Ts0) and the current temperature after the step S11 (S15).
  • Step S61 the second concentration enhancement heating operation of the first discharge pair in the discharge step P4.1 and the second discharge pair in P2 is performed.
  • Step S71 and after the step S71, the fourth inclined wind unity step S81 for operating the first discharge pair and the second discharge pair in the discharge step P2.5, and after the step S81, the current temperature Further comprising the step (S91) of determining whether (Tp) is the reference set temperature (Ts0) or more.
  • the reference set temperature Ts0 is lowered to a first reference value (1 degree Celsius in this embodiment) to the set temperature Ts. Substitute. (S101)
  • the control method of the ceiling-type indoor unit after step S101, operates the first discharge pair in the discharge step P2, and the first' concentration enhancement heating to operate the second discharge pair in the discharge step P4.1
  • the step S110, the first discharge pair and the second discharge pair operating the 3'inclined wind unity step S121 in the discharge step P2.5, and after the step S121, the present And determining whether the temperature Tp is equal to or greater than the set temperature Ts (S131).
  • the 2'concentration is improved by operating the first discharge pair with the discharge step P4.1 and operating the second discharge pair with the P2.
  • the 4'inclined wind unity step (S151) for operating the first discharge pair and the second discharge pair in the discharge step P2.5, and after the step S151, Further comprising the step (S161) of determining whether the current temperature (Tp) is above the set temperature (Ts).
  • the control method of the ceiling-type indoor unit according to this embodiment may be returned to S111 after step S170, and steps S111 to S161 may be performed.
  • S41 to S101 are defined as the first control
  • S111 to S161 are defined as the second control
  • the air volume is set to a weak wind.
  • the step S170 is defined as a count determination step.
  • the set temperature Ts is decreased by a first reference value (1 degree Celsius in this embodiment), and the count is increased by 1 (S181).
  • the set temperature Ts is increased to a first reference value (1 degree Celsius in this embodiment), and the count is increased by 1 (S191).
  • the set temperature Ts is decreased by a first reference value (1 degree Celsius in this embodiment), and the count is decreased by 1 (S201).
  • the indoor temperature is lowered twice by the first reference value from the reference set temperature Ts0. Then, the process of increasing the first reference value twice by two times at the set temperature that has fallen twice from the reference set temperature Ts0 is repeated.
  • Discharge step 4.1 is disposed in steps S41, S71, S111, and S141 of this embodiment.
  • the discharge step P4.1 is defined as a power heating discharge step.
  • the discharge steps 4.1 in steps S41, S71, S111, and S141 may be sufficient to satisfy values between discharge steps P4 to P5.
  • the power heating and discharging step P4.1 is arranged horizontally than the power cooling and discharging step P4.5.
  • the heating mode for controlling concentration controls the indoor temperature below the set temperature, it is possible to control the warm air to descend to the ground more slowly.
  • the discharge step P4.1 may mean 1/10 of the inclination angle between the discharge step P4 and the discharge step P5.
  • the inclination angle means the inclination angle of each of the first vane and the second vane.
  • the discharge step P2.5 may mean 1/2 of the inclination angle between the discharge step P2 and the discharge step P3.
  • the discharge steps P2.5 in the steps S51, S81, S121, and S151 may be selected from any of the discharge steps P2 to P3.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

La présente invention peut, pendant une opération de refroidissement, régler une température de consigne (Ts) en augmentant une température de consigne de référence (Ts0) de 1 degré après une première commande, régler la température de consigne (Ts) en augmentant la température de consigne (Ts) de 1 degré après une deuxième commande, et après augmentation de la température de consigne (Ts) de 2 degrés par rapport à la température de consigne de référence (Ts0), réduire la température de consigne (Ts) augmentée de 2 degrés progressivement jusqu'à la température de consigne de référence (Ts0) en répétant la deuxième commande.
PCT/KR2019/018014 2018-12-18 2019-12-18 Unité intérieure de type plafonnier pour climatiseur WO2020130635A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2018-0164361 2018-12-18
KR1020180164361A KR102639774B1 (ko) 2018-12-18 2018-12-18 공기조화기의 천장형 실내기

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WO2020130635A1 true WO2020130635A1 (fr) 2020-06-25

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PCT/KR2019/018014 WO2020130635A1 (fr) 2018-12-18 2019-12-18 Unité intérieure de type plafonnier pour climatiseur

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CN112303835B (zh) * 2020-10-30 2021-06-04 东莞骏科空调制造有限公司 环境工艺空调控制方法、系统、装置、设备及介质
KR102460898B1 (ko) 2020-11-13 2022-10-28 엘지전자 주식회사 공기조화기
KR102517611B1 (ko) 2020-11-13 2023-04-03 엘지전자 주식회사 공기조화기

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