WO2024053696A1 - Dispositif de ventilation - Google Patents

Dispositif de ventilation Download PDF

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Publication number
WO2024053696A1
WO2024053696A1 PCT/JP2023/032609 JP2023032609W WO2024053696A1 WO 2024053696 A1 WO2024053696 A1 WO 2024053696A1 JP 2023032609 W JP2023032609 W JP 2023032609W WO 2024053696 A1 WO2024053696 A1 WO 2024053696A1
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WO
WIPO (PCT)
Prior art keywords
ventilation
state
switching mechanism
opening
air
Prior art date
Application number
PCT/JP2023/032609
Other languages
English (en)
Japanese (ja)
Inventor
智哉 村上
諒 岡元
Original Assignee
ダイキン工業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ダイキン工業株式会社 filed Critical ダイキン工業株式会社
Publication of WO2024053696A1 publication Critical patent/WO2024053696A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0087—Indoor units, e.g. fan coil units with humidification means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/007—Ventilation with forced flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
    • F24F2130/20—Sunlight

Definitions

  • Patent Document 1 Japanese Unexamined Patent Publication No. 2004-286432
  • Patent Document 1 a large-scale damper opening/closing mechanism is used to switch between air supply and exhaust. Therefore, it is desired to simplify the structure for switching between air supply and exhaust.
  • the ventilation device of the first aspect includes a casing, a blower fan, a blowout switching mechanism, a first switching mechanism, and a control section.
  • a first opening and a second opening are formed in the casing.
  • the first opening communicates with a ventilation hose connected to the room.
  • the second opening communicates with the outside.
  • the ventilation fan is installed on a support base that forms a ventilation space at the bottom inside the casing.
  • the ventilation fan draws air from the ventilation space through a suction opening formed in the support base, and blows the air toward the first opening or the second opening.
  • the blowout switching mechanism is capable of switching between a first state and a second state.
  • the first state is a state in which the blower fan and the ventilation hose are in communication with each other, and the blower fan and the second opening are not in communication with each other.
  • the second state is a state in which the blower fan and the second opening are in communication with each other, and the blower fan and the ventilation hose are not in communication with each other.
  • the first switching mechanism is capable of switching between a third state and a fourth state.
  • the third state is a state in which the third opening for communicating the ventilation space and the ventilation hose without using the ventilation fan causes the ventilation space and the ventilation hose to communicate with each other.
  • the fourth state is a state in which the third opening does not allow communication between the ventilation space and the ventilation hose.
  • the control unit performs air supply operation.
  • the air supply operation is an operation that supplies air into the room.
  • the control unit performs air supply operation by setting the blow-off switching mechanism to the first state, setting the first switching mechanism to the fourth state, and driving the blower fan.
  • the control unit performs exhaust operation.
  • the exhaust operation is an operation that exhausts air from the room.
  • the control unit performs exhaust operation by driving the blower fan with the blow-off switching mechanism in the second state and the first switching mechanism in the third state.
  • the air supply operation is an operation in which air is supplied into the room by setting the blow-off switching mechanism to the first state, setting the first switching mechanism to the fourth state, and driving the ventilation fan.
  • the exhaust operation is an operation in which air is discharged from the room by setting the blow-off switching mechanism to the second state, setting the first switching mechanism to the third state, and driving the blower fan.
  • the ventilation device is the ventilation device according to the first aspect, and further includes a humidification rotor.
  • the humidifying rotor adsorbs moisture in the air.
  • a fourth opening is further formed in the casing. The fourth opening communicates with the outside.
  • the control unit performs humidification operation.
  • the humidification operation is an operation in which humidified air taken into the ventilation space from the fourth opening via the humidification rotor is supplied into the room.
  • the control unit performs humidification operation by setting the blow-off switching mechanism to the first state, setting the first switching mechanism to the fourth state, and driving the blower fan.
  • the ventilation device is the ventilation device according to the second aspect, and further includes a second switching mechanism.
  • the second switching mechanism is capable of switching between a fifth state and a sixth state.
  • the fifth state is a state in which the humidifying rotor and the ventilation fan are communicated with each other.
  • the sixth state is a state in which the humidifying rotor and the blower fan are not communicated with each other.
  • the control unit sets the second switching mechanism to the fifth state and performs air supply operation and humidification operation.
  • the control unit sets the second switching mechanism to the sixth state and performs the exhaust operation.
  • the control unit sets the second switching mechanism to the sixth state and performs the exhaust operation.
  • the sixth state is a state in which the humidifying rotor and the blower fan are not communicated with each other.
  • the ventilation device is any one of the ventilation devices according to the first to third aspects, and the control unit performs a regeneration operation.
  • the regeneration operation is an operation in which moisture adsorbed by the humidification rotor is released.
  • the control unit performs regeneration operation with the blow-off switching mechanism in the second state and the first switching mechanism in the fourth state.
  • the ventilation device can use the second opening for both exhaust operation and regeneration operation.
  • the ventilation device is the ventilation device according to the third aspect, in which the control unit switches the states of the blow-off switching mechanism and the second switching mechanism in conjunction with switching the state of the first switching mechanism.
  • the control unit switches the states of the blow-off switching mechanism and the first switching mechanism in conjunction with switching the state of the second switching mechanism.
  • the ventilation device can simplify control of the switching mechanism.
  • FIG. 1 is a schematic configuration diagram of an air conditioner. It is a diagram showing a refrigerant circuit of an air conditioner.
  • FIG. 2 is an exploded perspective view of the ventilation device.
  • FIG. 2 is an exploded perspective view of some components of the ventilation system.
  • FIG. 2 is a cross-sectional view of the ventilation device.
  • FIG. 3 is a top view of the ventilation system with some of its components removed.
  • FIG. 3 is a top view of the ventilation system with some of its components removed.
  • FIG. 3 is a diagram showing the flow of air within the ventilation device during air supply operation.
  • FIG. 3 is a diagram showing the flow of air within the ventilation device during exhaust operation. It is a figure showing the flow of air in a ventilator during humidification operation.
  • FIG. 3 is a diagram showing the flow of air within the ventilation device during regeneration operation.
  • FIG. 3 is a diagram showing the flow of air within the ventilation device during dehumidification operation. It
  • the air conditioner 1 is a device that performs indoor RM air conditioning using a vapor compression type refrigeration cycle.
  • FIG. 1 is a schematic configuration diagram of an air conditioner 1. As shown in FIG. 1, the air conditioner 1 mainly includes an indoor unit 10, an outdoor unit 20, and a ventilation device 30.
  • FIG. 2 is a diagram showing the refrigerant circuit 40 of the air conditioner 1.
  • the indoor refrigerant flow path 43 in the indoor unit 10 and the outdoor refrigerant flow path 44 in the outdoor unit 20 are connected by the liquid refrigerant communication pipe 41 and the gas refrigerant communication pipe 42.
  • a refrigerant circuit 40 is configured. In the refrigerant circuit 40, a vapor compression type refrigeration cycle is repeated in order to perform air conditioning of the indoor RM.
  • the air conditioner 1 has a remote controller 80.
  • the remote controller 80 instructs the air conditioner 1 to start and stop operation, etc.
  • the remote controller 80 can receive various information such as the current operating state from the air conditioner 1 .
  • the indoor unit 10 is installed in the indoor RM.
  • the indoor unit 10 is a wall-mounted unit installed on the wall of the indoor RM.
  • the indoor unit 10 mainly includes an indoor heat exchanger 11, an indoor fan 12, and an indoor control section 19. Moreover, the indoor unit 10 has various sensors (not shown).
  • (2-1-1) Indoor Heat Exchanger In the indoor heat exchanger 11, heat exchange is performed between the refrigerant flowing through the indoor heat exchanger 11 and the air in the indoor RM. As shown in FIG. 2, the indoor unit 10 drives the indoor fan 12 to suck air from the indoor RM through the suction port 13a. The indoor RM air sucked in passes through the indoor heat exchanger 11. At this time, since the refrigerant is flowing through the indoor heat exchanger 11, heat exchange is performed between the refrigerant flowing through the indoor heat exchanger 11 and the air in the indoor RM. As shown in FIG. 2, the air that has passed through the indoor heat exchanger 11 is blown out from the outlet 13b.
  • the indoor heat exchanger 11 is a fin-and-tube heat exchanger that includes a plurality of heat transfer fins and a plurality of heat transfer tubes.
  • one end of the indoor heat exchanger 11 is connected to a liquid refrigerant communication pipe 41 via a refrigerant pipe.
  • the other end of the indoor heat exchanger 11 is connected to a gas refrigerant communication pipe 42 via a refrigerant pipe.
  • refrigerant flows into the indoor heat exchanger 11 from the liquid refrigerant communication pipe 41 side, and the indoor heat exchanger 11 functions as a refrigerant evaporator.
  • refrigerant flows into the indoor heat exchanger 11 from the gas refrigerant communication pipe 42 side, and the indoor heat exchanger 11 functions as a refrigerant condenser.
  • the indoor fan 12 is a fan that supplies indoor RM air to the indoor heat exchanger 11.
  • the indoor fan 12 is a cross flow fan.
  • the indoor fan 12 is driven by an indoor fan motor 12m.
  • the rotation speed of the indoor fan motor 12m can be controlled by an inverter.
  • the indoor control unit 19 controls the operation of each part constituting the indoor unit 10.
  • the indoor control unit 19 is electrically connected to various devices included in the indoor unit 10, including the indoor fan motor 12m, so as to be able to exchange control signals and information. Further, the indoor control unit 19 is communicably connected to various sensors provided in the indoor unit 10.
  • the indoor control unit 19 has a control calculation device and a storage device.
  • the control calculation device is a processor such as a CPU or GPU.
  • the storage device is a storage medium such as RAM, ROM, and flash memory.
  • the control arithmetic device reads a program stored in the storage device and performs predetermined arithmetic processing according to the program, thereby controlling the operation of each part constituting the indoor unit 10. Further, the control calculation device can write calculation results to the storage device and read information stored in the storage device according to a program.
  • the indoor control unit 19 has a timer.
  • the indoor control unit 19 is configured to be able to receive various signals transmitted from the remote controller 80.
  • the various signals include, for example, signals instructing to start and stop driving, and signals related to various settings.
  • Signals related to various settings include, for example, signals related to set temperature and set humidity.
  • the indoor control unit 19 exchanges various signals and the like between the outdoor control unit 29 of the outdoor unit 20 and the ventilation control unit 39 of the ventilation device 30 via the communication line 90.
  • the indoor control section 19, the outdoor control section 29, and the ventilation control section 39 function together as a control section 60.
  • the outdoor unit 20 is installed in an outdoor OT such as a garden or balcony of a building where the air conditioner 1 is installed.
  • the outdoor unit 20 mainly includes a compressor 21, a flow path switching mechanism 22, an accumulator 23, an outdoor heat exchanger 24, an outdoor expansion valve 25, an outdoor fan 26, and an outdoor control It has a section 29.
  • the outdoor unit 20 also includes various sensors (not shown).
  • the compressor 21 sucks in low-pressure refrigerant, compresses the refrigerant using a compression mechanism (not shown), and discharges the compressed refrigerant.
  • the compressor 21 is a displacement compressor such as a rotary type or a scroll type.
  • the compression mechanism (not shown) of the compressor 21 is driven by a compressor motor 21m.
  • the rotation speed of the compressor motor 21m can be controlled by an inverter.
  • the flow path switching mechanism 22 is a mechanism that changes the state of the refrigerant circuit 40 between the seventh state and the eighth state by switching the refrigerant flow path. .
  • the outdoor heat exchanger 24 functions as a refrigerant condenser
  • the indoor heat exchanger 11 functions as a refrigerant evaporator.
  • the outdoor heat exchanger 24 functions as a refrigerant evaporator
  • the indoor heat exchanger 11 functions as a refrigerant condenser.
  • the flow path switching mechanism 22 is a four-way switching valve.
  • the flow path switching mechanism 22 has four ports.
  • the first port P1 of the flow path switching mechanism 22 is connected to the discharge port of the compressor 21.
  • the second port P2 of the flow path switching mechanism 22 is connected to one entrance/exit of the outdoor heat exchanger 24.
  • the third port P3 of the flow path switching mechanism 22 is connected to the accumulator 23.
  • the fourth port P4 of the flow path switching mechanism 22 is connected to one of the entrances and exits of the indoor heat exchanger 11.
  • the flow path switching mechanism 22 sets the state of the refrigerant circuit 40 to the seventh state. In other words, during cooling operation, the flow path switching mechanism 22 communicates with the first port P1 and the second port P2, and communicates with the third port P3 and the second port P2, as shown by the solid line inside the flow path switching mechanism 22 in FIG. 4 port P4.
  • the flow path switching mechanism 22 sets the state of the refrigerant circuit 40 to the eighth state. In other words, during heating operation, the flow path switching mechanism 22 connects the first port P1 and the fourth port P4, and communicates the second port P2 and the fourth port P4, as shown by the broken line in the flow path switching mechanism 22 in FIG. 3 port P3.
  • the accumulator 23 has a gas-liquid separation function that separates the inflowing refrigerant into a gas refrigerant and a liquid refrigerant. As shown in FIG. 2, the accumulator 23 is installed between the third port P3 of the flow path switching mechanism 22 and the suction port of the compressor 21. The refrigerant flowing into the accumulator 23 is separated into a gas refrigerant and a liquid refrigerant, and the gas refrigerant that collects in the upper space flows out to the compressor 21 .
  • Outdoor Heat Exchanger In the outdoor heat exchanger 24, heat exchange is performed between the refrigerant flowing inside the outdoor heat exchanger 24 and the outdoor OT air. Specifically, as shown in FIG. 2, the outdoor unit 20 drives the outdoor fan 26 to suck in outdoor OT air from the suction port 27a. The outdoor OT air that is sucked in passes through the outdoor heat exchanger 24 . At this time, since the refrigerant is flowing through the outdoor heat exchanger 24, heat exchange is performed between the refrigerant flowing through the outdoor heat exchanger 24 and the outdoor OT air. The air that has passed through the outdoor heat exchanger 24 is blown out from the outlet 27b.
  • the outdoor heat exchanger 24 is a fin-and-tube type heat exchanger having a plurality of heat transfer fins and a plurality of heat transfer tubes.
  • One end of the outdoor heat exchanger 24 is connected to an outdoor expansion valve 25 via a refrigerant pipe.
  • the other end of the outdoor heat exchanger 24 is connected to the second port P2 of the flow path switching mechanism 22 via a refrigerant pipe.
  • the outdoor heat exchanger 24 functions as a refrigerant condenser during cooling operation, and functions as a refrigerant evaporator during heating operation.
  • the outdoor expansion valve 25 is a mechanism for adjusting the pressure and flow rate of the refrigerant flowing through the refrigerant circuit 40.
  • the outdoor expansion valve 25 is an electronic expansion valve.
  • the outdoor fan 26 is a fan that supplies air to the outdoor heat exchanger 24.
  • the outdoor fan 26 is a propeller fan.
  • the outdoor fan 26 is driven by an outdoor fan motor 26m.
  • the rotation speed of the outdoor fan motor 26m can be controlled by an inverter.
  • Outdoor Control Unit 29 controls the operation of each part constituting the outdoor unit 20.
  • the outdoor control unit 29 is capable of exchanging control signals and information with various devices included in the outdoor unit 20, including the compressor motor 21m, the flow path switching mechanism 22, the outdoor expansion valve 25, and the outdoor fan motor 26m. are electrically connected so that Further, the indoor control unit 19 is communicably connected to various sensors provided in the outdoor unit 20.
  • the outdoor control unit 29 has a control calculation device and a storage device.
  • the control calculation device is a processor such as a CPU or GPU.
  • the storage device is a storage medium such as RAM, ROM, and flash memory.
  • the control arithmetic device reads a program stored in the storage device and performs predetermined arithmetic processing according to the program, thereby controlling the operation of each part constituting the outdoor unit 20. Further, the control calculation device can write calculation results to the storage device and read information stored in the storage device according to a program.
  • the outdoor control unit 29 has a timer.
  • the outdoor control unit 29 exchanges various signals and the like between the indoor control unit 19 of the indoor unit 10 and the ventilation control unit 39 of the ventilation device 30 via the communication line 90.
  • the indoor control section 19, the outdoor control section 29, and the ventilation control section 39 function together as a control section 60.
  • Ventilation device 30 is installed in the outdoor OT together with the outdoor unit 20.
  • the ventilation device 30 is attached on top of the outdoor unit 20 and is integrated with the outdoor unit 20.
  • the ventilation device 30 and the indoor unit 10 are connected by a ventilation hose 70.
  • FIG. 3 is an exploded perspective view of the ventilation device 30.
  • FIG. 4 is an exploded perspective view of some components of the ventilation system 30.
  • FIG. 5 is a cross-sectional view of the ventilation device 30.
  • 6 and 7 are top views of the ventilation device 30 with some of its components removed.
  • the ventilation device 30 mainly includes a casing 31, a ventilation fan 32 (blow fan), a blowout switching mechanism 33, a first switching mechanism 34, a second switching mechanism 35, and a humidifier. It has a rotor 36, a heater 37, an adsorption fan 38, and a ventilation control section 39.
  • the casing 31 mainly includes a ventilation fan 32, a blowout switching mechanism 33, a first switching mechanism 34, a second switching mechanism 35, and a humidifying rotor. 36, a heater 37, an adsorption fan 38, and a ventilation control section 39.
  • the casing 31 has a first opening 31a, a second opening 31b, a fourth opening 31d, a fifth opening 31e, a sixth opening 31f, and a seventh opening 31g. has been done.
  • the first opening 31a and the fifth opening 31e are formed on the right side surface of the casing 31.
  • the second opening 31b and the fourth opening 31d are formed on the rear side surface of the casing 31.
  • the sixth opening 31f and the seventh opening 31g are formed on the front side surface of the casing 31.
  • the first opening 31a communicates with a ventilation hose 70 connected to the indoor RM.
  • the second opening 31b, the fourth opening 31d, the fifth opening 31e, the sixth opening 31f, and the seventh opening 31g communicate with the outdoor OT.
  • the second opening 31b, the fourth opening 31d, the fifth opening 31e, the sixth opening 31f, and the seventh opening 31g may each be composed of one hole or a plurality of holes. .
  • the first opening 31a is a hole for blowing out air into the indoor RM or sucking air from the indoor RM through the ventilation hose 70 by driving the ventilation fan 32.
  • the second opening 31b is a hole through which air is blown out to the outdoor OT by driving the ventilation fan 32.
  • the fourth opening 31d and the fifth opening 31e are holes for sucking in outdoor OT air by driving the ventilation fan 32.
  • the sixth opening 31f is a hole through which air is blown out to the outdoor OT by driving the suction fan 38.
  • the seventh opening 31g is a hole for sucking in outdoor OT air by driving the suction fan 38.
  • a support stand 50 is installed inside the casing 31.
  • the support stand 50 forms a ventilation space SP1 in the upper part of the casing 31, with which the upper surface of the right half disk portion of the humidification rotor 36 comes into contact. Further, the support stand 50 forms a ventilation space SP2 at the bottom inside the casing 31, which is in contact with the lower surface of the right semicircular portion of the humidifying rotor 36.
  • the support stand 50 is provided with a cylindrical portion 50a.
  • An opening 50b connected to the first opening 31a and an opening 50c connected to the second opening 31b are formed in the cylindrical portion 50a.
  • a ventilation fan 32 is installed inside the cylindrical portion 50a.
  • a suction opening 50d for drawing air into the ventilation fan 32 is formed in the support base 50.
  • a fan cover 51 that covers the ventilation fan 32 is attached to the cylindrical portion 50a of the support stand 50.
  • the support base 50 has a third opening 31c between the opening 50b and the switching member 33a when the blowout switching mechanism 33 is in the second state. is formed.
  • the third opening 31c is a hole for communicating the ventilation space SP2 and the ventilation hose 70 without using the ventilation fan 32.
  • the ventilation space SP2 and the ventilation hose 70 communicate with each other without the ventilation fan 32, as shown in FIG. It means to communicate.
  • the bottom plate of the casing 31 is provided with a cylindrical portion 31h.
  • a suction fan 38 is installed inside the cylindrical portion 31h.
  • a support base 52 that covers the suction fan 38 is attached to the upper surface of the cylindrical portion 31h.
  • a suction opening 52a for drawing air into the suction fan 38 is formed in the support base 52.
  • the ventilation fan 32 is installed inside the cylindrical portion 50a of the support base 50.
  • the ventilation fan 32 draws air from the ventilation space SP2 through the suction opening 50d formed in the support base 50, and blows air toward the first opening 31a or the second opening 31b.
  • the ventilation fan 32 is a centrifugal fan such as a sirocco fan or a turbo fan.
  • the ventilation fan 32 is driven by a ventilation fan motor 32m.
  • the rotation speed of the ventilation fan motor 32m can be controlled by an inverter.
  • the air outlet switching mechanism 33 is provided on the fan cover 51 attached to the cylindrical portion 50a of the support base 50.
  • the blowout switching mechanism 33 includes a switching member 33a.
  • the switching member 33a is rotated by a motor around a rotating shaft 33b.
  • the blowout switching mechanism 33 can be switched between a first state and a second state by rotating the switching member 33a around the rotating shaft 33b.
  • the first state is a state in which the ventilation fan 32 and the ventilation hose 70 are communicated with each other, and the ventilation fan 32 and the second opening 31b are not communicated with each other.
  • the communication between the ventilation fan 32 and the ventilation hose 70 means that the outlet space X of the ventilation fan 32 and the ventilation hose 70 communicate with each other, as shown in FIG. FIG. 6 shows a case where the blowout switching mechanism 33 is in the first state.
  • the second state is a state in which the ventilation fan 32 and the second opening 31b are communicated with each other, and the ventilation fan 32 and the ventilation hose 70 are not communicated with each other.
  • the communication between the ventilation fan 32 and the second opening 31b means that the outlet space X of the ventilation fan 32 and the second opening 31b communicate with each other, as shown in FIG.
  • FIG. 7 shows a case where the blowout switching mechanism 33 is in the second state.
  • the first switching mechanism 34 is installed on the lower surface of the support base 50.
  • the first switching mechanism 34 has a fan-shaped switching member 34a.
  • the switching member 34a is rotated by a motor around a rotating shaft 34b.
  • the first switching mechanism 34 can switch between the third state and the fourth state by rotating the switching member 34a around the rotating shaft 34b.
  • the third state is a state in which the third opening 31c connects the ventilation space SP2 and the ventilation hose 70.
  • FIG. 4 shows a case where the first switching mechanism 34 is in the third state.
  • the fourth state is a state in which the third opening 31c does not allow communication between the ventilation space SP2 and the ventilation hose 70.
  • FIG. 5 shows a case where the first switching mechanism 34 is in the fourth state.
  • the second switching mechanism 35 is installed on the bottom plate of the casing 31.
  • the second switching mechanism 35 has rectangular parallelepiped-shaped switching members 35a and 35b.
  • the switching members 35a and 35b are configured such that their respective heights are smaller than the distance between the top surface of the bottom plate of the casing 31 and the bottom surface of the support base 50. Further, the switching members 35a and 35b are configured such that the total height thereof is equal to or greater than the distance between the upper surface of the bottom plate of the casing 31 and the lower surface of the support base 50.
  • the switching member 35b is fixed to the bottom plate of the casing 31.
  • the switching member 35a slides up and down by a motor.
  • the second switching mechanism 35 can switch between the fifth state and the sixth state by sliding the switching member 35a up and down.
  • the fifth state is a state in which the humidifying rotor 36 and the ventilation fan 32 are communicated with each other.
  • the lower surface of the switching member 35a is in contact with the bottom plate of the casing 31.
  • the ventilation fan 32 is driven, air flows from the humidification rotor 36 toward the ventilation fan 32 above the switching members 35a and 35b.
  • FIG. 3 shows a case where the second switching mechanism 35 is in the fifth state.
  • the sixth state is a state in which the humidifying rotor 36 and the ventilation fan 32 are not communicated with each other.
  • FIG. 5 shows a case where the second switching mechanism 35 is in the sixth state.
  • the humidifying rotor 36 is a disc-shaped member.
  • the humidifying rotor 36 is made of, for example, zeolite, silica gel, alumina, or the like.
  • the humidifying rotor 36 adsorbs moisture in the air (the air that has absorbed moisture becomes dry air).
  • moisture is released from the humidifying rotor 36 and moisture is supplied to the heated air (moisture is not supplied). air becomes humidified air).
  • the humidifying rotor 36 is rotated about a rotating shaft 36c by a humidifying rotor motor 36m.
  • the rotation speed of the humidifying rotor motor 36m can be controlled by an inverter.
  • the humidifying rotor 36 heats, for example, moisture adsorbed from the air passing through the left half disk portion of the humidifying rotor 36 by the heater 37 passing through the right half disk portion of the humidifying rotor 36. can be supplied to the air.
  • the heater 37 is disposed between the fourth opening 31d, the fifth opening 31e, and the humidifying rotor 36.
  • the outdoor OT air sucked in through the fourth opening 31d and the fifth opening 31e passes through the heater 37 and then the humidification rotor 36.
  • the heated air heated by the heater 37 passes through the humidifying rotor 36 that has adsorbed moisture, the passed air becomes humidified air.
  • the heater 37 can change the output, and the temperature of the air passing through the heater 37 can be changed depending on the output. Within a specific temperature range, the higher the temperature of the air passing through the humidifying rotor 36, the greater the amount of moisture desorbed from the humidifying rotor 36.
  • the suction fan 38 is installed inside the cylindrical portion 31h of the casing 31.
  • the suction fan 38 sucks outdoor OT air through the seventh opening 31g and causes it to pass through the humidifying rotor 36.
  • the suction fan 38 sucks the air that has passed through the humidifying rotor 36 through a suction opening 52a formed in the support base 52, and blows it out toward the sixth opening 31f.
  • the suction fan 38 causes the humidifying rotor 36 to adsorb moisture by passing outdoor OT air through the humidifying rotor 36 .
  • the suction fan 38 is a centrifugal fan such as a sirocco fan or a turbo fan.
  • the suction fan 38 is driven by a suction fan motor 38m.
  • the rotation speed of the suction fan motor 38m can be controlled by an inverter.
  • Ventilation Control Unit 39 controls the operation of each part constituting the ventilation device 30.
  • the ventilation control unit 39 controls various components of the ventilation device 30, including a ventilation fan motor 32m, a blowout switching mechanism 33, a first switching mechanism 34, a second switching mechanism 35, a humidification rotor motor 36m, a heater 37, and an adsorption fan motor 38m. It is electrically connected to the device so that control signals and information can be exchanged. Further, the ventilation control unit 39 is communicably connected to various sensors provided in the ventilation device 30.
  • the ventilation control unit 39 has a control calculation device and a storage device.
  • the control calculation device is a processor such as a CPU or GPU.
  • the storage device is a storage medium such as RAM, ROM, and flash memory.
  • the control arithmetic device reads a program stored in the storage device and performs predetermined arithmetic processing according to the program, thereby controlling the operation of each part constituting the ventilation device 30. Further, the control calculation device can write calculation results to the storage device and read information stored in the storage device according to a program. Further, the ventilation control unit 39 has a timer.
  • the ventilation control unit 39 exchanges various signals and the like between the indoor control unit 19 of the indoor unit 10 and the outdoor control unit 29 of the outdoor unit 20 via the communication line 90.
  • the indoor control section 19, the outdoor control section 29, and the ventilation control section 39 function together as a control section 60.
  • FIG. 8 is a control block diagram of the air conditioner 1.
  • the control unit 60 allows the indoor control unit 19 of the indoor unit 10, the outdoor control unit 29 of the outdoor unit 20, and the ventilation control unit 39 of the ventilation device 30 to communicate via a communication line 90. It is configured by being able to be connected.
  • the control unit 60 controls the operation of the entire air conditioner 1 by causing the control calculation devices of the indoor control unit 19, the outdoor control unit 29, and the ventilation control unit 39 to execute programs stored in the storage device.
  • the control unit 60 includes an indoor fan motor 12m, a compressor motor 21m, a flow path switching mechanism 22, an outdoor expansion valve 25, an outdoor fan motor 26m, a ventilation fan motor 32m, a blowout switching mechanism 33, a first Exchanges control signals and information with various devices of the indoor unit 10, the outdoor unit 20, and the ventilation system 30, including the switching mechanism 34, the second switching mechanism 35, the humidifying rotor motor 36m, the heater 37, and the suction fan motor 38m. electrically connected so that it is possible to Further, the control unit 60 is communicably connected to various sensors provided in the indoor unit 10, the outdoor unit 20, and the ventilation device 30.
  • the control unit 60 starts and stops the operation of the air conditioner 1 and controls the operation of various devices in the air conditioner 1 based on measurement signals from various sensors and commands that the indoor control unit 19 receives from the remote controller 80. control. Further, the control unit 60 can transmit information such as the current operating state and various notifications to the remote controller 80.
  • the control unit 60 mainly performs air supply operation, exhaust operation, humidification operation, regeneration operation, and dehumidification operation.
  • Air supply operation is an operation that supplies outdoor OT air to the indoor RM.
  • the control unit 60 drives the ventilation fan 32 with the blowout switching mechanism 33 in the first state, the first switching mechanism 34 in the fourth state, and the second switching mechanism 35 in the fifth state. Further, the control unit 60 stops the humidifying rotor 36, the heater 37, and the suction fan 38.
  • FIG. 9 is a diagram showing the air flow F1 within the ventilation device 30 during air supply operation.
  • air from the outdoor OT is sucked into the ventilation space SP1 of the ventilation device 30 through the fourth opening 31d and the fifth opening 31e.
  • the sucked air joins in the ventilation space SP1 and flows above the humidification rotor 36.
  • the air flowing above the humidifying rotor 36 passes through the right half disk portion of the humidifying rotor 36 and flows below the humidifying rotor 36. Since the second switching mechanism 35 is in the fifth state, the air flowing below the humidifying rotor 36 flows below the ventilation fan 32 in the ventilation space SP2.
  • the air flowing below the ventilation fan 32 is sucked by the ventilation fan 32 through the suction opening 50d.
  • the ventilation fan 32 can be prevented from sucking air through the third opening 31c.
  • the air sucked by the ventilation fan 32 is blown out toward the first opening 31a because the blowout switching mechanism 33 is in the first state.
  • the air blown toward the first opening 31a is blown out to the ventilation hose 70 through the first opening 31a.
  • the air blown toward the first opening 31a can be prevented from flowing into the ventilation space SP2 through the third opening 31c.
  • the air blown into the ventilation hose 70 is supplied to the indoor RM through the indoor unit 10.
  • Exhaust operation is an operation that exhausts air from the indoor RM.
  • the control unit 60 drives the ventilation fan 32 with the blowout switching mechanism 33 in the second state, the first switching mechanism 34 in the third state, and the second switching mechanism 35 in the sixth state. Further, the control unit 60 stops the humidifying rotor 36, the heater 37, and the suction fan 38.
  • FIG. 10 is a diagram showing the air flow F2 within the ventilation device 30 during exhaust operation.
  • the ventilation fan 32 when the ventilation fan 32 is driven, air in the room RM is sucked into the first opening 31a through the ventilation hose 70. Since the blowout switching mechanism 33 is in the second state and the first switching mechanism 34 is in the third state, the sucked air flows into the ventilation space SP2 through the third opening 31c. The air that has entered the ventilation space SP2 flows below the ventilation fan 32. The air flowing below the ventilation fan 32 is sucked by the ventilation fan 32 through the suction opening 50d.
  • the second switching mechanism 35 since the second switching mechanism 35 is in the sixth state, air can be prevented from being sucked into the ventilation fan 32 through the humidifying rotor 36 from the fourth opening 31d and the fifth opening 31e.
  • the air sucked by the ventilation fan 32 is blown out toward the second opening 31b because the blowout switching mechanism 33 is in the second state.
  • the air blown toward the second opening 31b is blown out to the outdoor OT.
  • the humidification operation is an operation in which humidified air taken into the ventilation space SP2 via the humidification rotor 36 from the fourth opening 31d and the fifth opening 31e is supplied to the room RM.
  • the control unit 60 drives the ventilation fan 32 with the blowout switching mechanism 33 in the first state, the first switching mechanism 34 in the fourth state, and the second switching mechanism 35 in the fifth state. Furthermore, the control unit 60 drives the humidification rotor 36, the heater 37, and the suction fan 38.
  • FIG. 11 is a diagram showing the air flow F3 within the ventilation device 30 during humidification operation.
  • the humidified air flowing below the ventilation fan 32 is sucked by the ventilation fan 32 through the suction opening 50d.
  • the ventilation fan 32 can be prevented from sucking air through the third opening 31c.
  • the humidified air sucked by the ventilation fan 32 is blown out toward the first opening 31a because the blowout switching mechanism 33 is in the first state.
  • the humidified air blown toward the first opening 31a is blown out to the ventilation hose 70 through the first opening 31a.
  • the humidified air blown toward the first opening 31a can be prevented from flowing into the ventilation space SP2 through the third opening 31c.
  • the humidified air blown into the ventilation hose 70 is supplied to the indoor RM through the indoor unit 10.
  • the humidified air taken into the ventilation space SP2 via the humidification rotor 36 is supplied to the indoor room RM from the fourth opening 31d and the fifth opening 31e.
  • the regeneration operation is an operation in which moisture adsorbed by the humidification rotor 36 is released.
  • the control unit 60 drives the ventilation fan 32 with the blowout switching mechanism 33 in the second state, the first switching mechanism 34 in the fourth state, and the second switching mechanism 35 in the fifth state. Furthermore, the control unit 60 drives the heater 37 and the humidification rotor 36, and stops the suction fan 38.
  • FIG. 12 is a diagram showing the air flow F4 within the ventilation device 30 during regeneration operation.
  • the ventilation fan 32 when the ventilation fan 32 is driven, air from the outdoor OT is sucked into the ventilation space SP1 of the ventilation device 30 through the fourth opening 31d and the fifth opening 31e.
  • the sucked air joins in the ventilation space SP1 and flows above the humidification rotor 36.
  • the air flowing above the humidifying rotor 36 passes through the right half disk portion of the humidifying rotor 36 and flows below the humidifying rotor 36.
  • the heater 37 since the heater 37 is being driven, moisture is released from the humidifying rotor 36. Furthermore, since the heater 37 is being driven, the air flowing below the humidifying rotor 36 is humidified air.
  • the humidified air flowing below the humidifying rotor 36 flows below the ventilation fan 32 in the ventilation space SP2.
  • the humidified air flowing below the ventilation fan 32 is sucked by the ventilation fan 32 through the suction opening 50d.
  • the ventilation fan 32 can be prevented from sucking air through the third opening 31c.
  • the humidified air sucked by the ventilation fan 32 is blown out toward the second opening 31b because the blowout switching mechanism 33 is in the second state.
  • the humidified air blown toward the second opening 31b is blown out to the outdoor OT.
  • the dehumidification operation is an operation in which dry air taken into the ventilation space SP2 via the humidification rotor 36 from the fourth opening 31d and the fifth opening 31e is supplied to the room RM.
  • the control unit 60 drives the ventilation fan 32 with the blowout switching mechanism 33 in the first state, the first switching mechanism 34 in the fourth state, and the second switching mechanism 35 in the fifth state. Further, the control unit 60 drives the humidification rotor 36 and stops the heater 37 and suction fan 38.
  • FIG. 13 is a diagram showing the air flow F5 within the ventilation device 30 during dehumidification operation.
  • air from the outdoor OT is sucked into the ventilation space SP1 of the ventilation device 30 through the fourth opening 31d and the fifth opening 31e.
  • the sucked air joins in the ventilation space SP1 and flows above the humidification rotor 36.
  • the air flowing above the humidifying rotor 36 passes through the right half disk portion of the humidifying rotor 36 that has adsorbed moisture, and flows below the humidifying rotor 36.
  • the heater 37 is stopped, the air flowing below the humidifying rotor 36 is dry air.
  • the second switching mechanism 35 Since the second switching mechanism 35 is in the fifth state, the dry air flowing below the humidifying rotor 36 flows below the ventilation fan 32 in the ventilation space SP2. The dry air flowing below the ventilation fan 32 is sucked by the ventilation fan 32 through the suction opening 50d. At this time, since the first switching mechanism 34 is in the fourth state, the ventilation fan 32 can be prevented from sucking air through the third opening 31c. The dry air sucked by the ventilation fan 32 is blown out toward the first opening 31a because the blowout switching mechanism 33 is in the first state. The dry air blown toward the first opening 31a is blown out to the ventilation hose 70 through the first opening 31a.
  • the dry air blown toward the first opening 31a can be prevented from flowing into the ventilation space SP2 through the third opening 31c.
  • the dry air blown into the ventilation hose 70 is supplied to the indoor RM through the indoor unit 10.
  • the dry air taken into the ventilation space SP2 via the humidifying rotor 36 is supplied to the indoor room RM from the fourth opening 31d and the fifth opening 31e.
  • the ventilation device 30 of this embodiment includes a casing 31, a ventilation fan 32, a blowout switching mechanism 33, a first switching mechanism 34, and a control section 60.
  • the casing 31 is formed with a first opening 31a and a second opening 31b.
  • the first opening 31a communicates with a ventilation hose 70 connected to the indoor RM.
  • the second opening 31b communicates with the outdoor OT.
  • the ventilation fan 32 is installed on a support base 50 that forms a ventilation space SP2 at the bottom inside the casing 31.
  • the ventilation fan 32 draws air from the ventilation space SP2 through the suction opening 50d formed in the support base 50, and blows air toward the first opening 31a or the second opening 31b.
  • the blowout switching mechanism 33 is capable of switching between a first state and a second state.
  • the first state is a state in which the ventilation fan 32 and the ventilation hose 70 are communicated with each other, and the ventilation fan 32 and the second opening 31b are not communicated with each other.
  • the second state is a state in which the ventilation fan 32 and the second opening 31b are communicated with each other, and the ventilation fan 32 and the ventilation hose 70 are not communicated with each other.
  • the first switching mechanism 34 is capable of switching between a third state and a fourth state.
  • the third state is a state in which the third opening 31c for communicating the ventilation space SP2 and the ventilation hose 70 without using the ventilation fan 32 allows the ventilation space SP2 and the ventilation hose 70 to communicate with each other.
  • the fourth state is a state in which the third opening 31c does not allow communication between the ventilation space SP2 and the ventilation hose 70.
  • the control unit 60 performs air supply operation.
  • the air supply operation is an operation that supplies air to the indoor RM.
  • the control unit 60 performs air supply operation by driving the ventilation fan 32 with the blowout switching mechanism 33 in the first state and the first switching mechanism 34 in the fourth state.
  • the control unit 60 performs exhaust operation.
  • the exhaust operation is an operation for exhausting air from the indoor RM.
  • the control unit 60 performs exhaust operation by driving the ventilation fan 32 with the blowout switching mechanism 33 in the second state and the first switching mechanism 34 in the third state.
  • air supply operation is performed by setting the blow-off switching mechanism 33 in the first state, setting the first switching mechanism 34 in the fourth state, and driving the ventilation fan 32 to supply air to the indoor RM.
  • the exhaust operation is an operation in which air is discharged from the indoor RM by setting the blow-off switching mechanism 33 to the second state, setting the first switching mechanism 34 to the third state, and driving the ventilation fan 32.
  • the ventilation device 30 can switch between supply and exhaust air with a simpler structure.
  • the ventilation device 30 of this embodiment further includes a humidification rotor 36.
  • the humidifying rotor 36 adsorbs moisture in the air.
  • the casing 31 further has a fourth opening 31d formed therein.
  • the fourth opening 31d communicates with the outdoor OT.
  • the control unit 60 performs humidification operation.
  • the humidification operation is an operation in which humidified air taken into the ventilation space SP2 from the fourth opening 31d via the humidification rotor 36 is supplied to the indoor room RM.
  • the control unit 60 performs humidification operation by driving the ventilation fan 32 with the blowout switching mechanism 33 in the first state and the first switching mechanism 34 in the fourth state.
  • the ventilation device 30 of this embodiment further includes a second switching mechanism 35.
  • the second switching mechanism 35 is capable of switching between a fifth state and a sixth state.
  • the fifth state is a state in which the humidifying rotor 36 and the ventilation fan 32 are communicated with each other.
  • the sixth state is a state in which the humidifying rotor 36 and the ventilation fan 32 are not communicated with each other.
  • the control unit 60 sets the second switching mechanism 35 to the fifth state and performs the air supply operation and the humidification operation.
  • the control unit 60 sets the second switching mechanism 35 to the sixth state and performs the exhaust operation.
  • the control unit 60 sets the second switching mechanism 35 to the sixth state and performs the exhaust operation.
  • the sixth state is a state in which the humidifying rotor 36 and the ventilation fan 32 are not communicated with each other. As a result, since the ventilation fan 32 does not suck in air from the humidifying rotor 36 side, the ventilation device 30 can more effectively suck in air from the indoor RM (exhaust air from the indoor RM).
  • control unit 60 performs a regeneration operation.
  • the regeneration operation is an operation in which moisture adsorbed by the humidifying rotor 36 is released.
  • the control unit 60 performs regeneration operation with the blow-off switching mechanism 33 in the second state and the first switching mechanism 34 in the fourth state.
  • the ventilation device 30 can use the second opening 31b for both exhaust operation and regeneration operation.
  • the control unit 60 may switch the states of the blow-off switching mechanism 33 and the second switching mechanism 35 in conjunction with switching the state of the first switching mechanism 34 . Further, the control unit 60 may switch the states of the blow-off switching mechanism 33 and the first switching mechanism 34 in conjunction with switching the state of the second switching mechanism 35.
  • the ventilation device 30 can simplify the control of the switching mechanism.
  • the outdoor unit 20 and the ventilation device 30 are integrated.
  • the outdoor unit 20 and the ventilation device 30 may be separate bodies.
  • the ventilation device 30 is installed next to the outdoor unit 20, for example.
  • the blowout switching mechanism 33 switches between the first state and the second state by rotating the switching member 33a around the rotating shaft 33b.
  • the present invention is not limited to this, and the switching structure of the blowout switching mechanism 33 is arbitrary as long as it can switch between the first state and the second state.
  • the first switching mechanism 34 switches between the third state and the fourth state by rotating the switching member 34a around the rotating shaft 34b.
  • the present invention is not limited to this, and the switching structure of the first switching mechanism 34 is arbitrary as long as it can switch between the third state and the fourth state.
  • the second switching mechanism 35 switches between the fifth state and the sixth state by sliding the switching member 35a up and down.
  • the present invention is not limited to this, and the switching structure of the second switching mechanism 35 is arbitrary as long as it can switch between the fifth state and the sixth state.
  • the third opening 31c is formed in the support base 50 between the opening 50b and the switching member 33a when the blowout switching mechanism 33 is in the second state.
  • the third opening 31c may be formed in a side surface of the casing 31 at a location that directly communicates with the ventilation space SP2.
  • FIG. 14 is a diagram showing the position of the third opening 31c' in this modification.
  • the third opening 31c' is formed on the right side surface of the casing 31 below the hole that constitutes the fifth opening 31e.
  • the third opening 31c' is formed at a location that directly communicates with the ventilation space SP2.
  • the ventilation hose 70 is made to communicate with the first opening 31a and the third opening 31c' by branching the end of the ventilation hose 70 on the side of the ventilation device 30 into two parts.
  • the switching member 34a' of the first switching mechanism 34' is installed, for example, on the right side surface inside the casing 31.
  • the switching member 34a' is slid back and forth by a motor.
  • the first switching mechanism 34' can open and close the third opening 31c' by sliding the switching member 34a' back and forth.
  • the first switching mechanism 34' can switch between the third state and the fourth state by sliding the switching member 34a' back and forth.
  • the control unit 60 performs exhaust operation
  • the ventilation fan 32 when the ventilation fan 32 is driven, the first switching mechanism 34' is in the third state, so the air in the room RM flows through the ventilation hose 70 to the first opening 31a and the first opening 31a. 3 opening 31c'.
  • the air sucked into the first opening 31a is blocked because the blowout switching mechanism 33 is in the second state.
  • the air sucked into the third opening 31c' directly flows into the ventilation space SP2.
  • the third opening 31c' is a hole for communicating the ventilation space SP2 and the ventilation hose 70 without using the ventilation fan 32.
  • Ventilation device 31 Casing 31a First opening 31b Second opening 31c, 31c' Third opening 31d Fourth opening 32 Ventilation fan (blow fan) 33 Blowout switching mechanism 34, 34' First switching mechanism 35 Second switching mechanism 36 Humidification rotor 50 Support stand 50d Suction opening 60 Control unit 70 Ventilation hose OT Outdoor RM Indoor SP2 Ventilation space

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Air Humidification (AREA)
  • Duct Arrangements (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
  • Central Air Conditioning (AREA)
  • Ventilation (AREA)

Abstract

Il existe une demande pour simplifier une structure pour la commutation entre l'alimentation en air et la décharge d'air. Ce dispositif de ventilation comprend un ventilateur soufflant, un mécanisme de commutation de jet (33), un premier mécanisme de commutation (34) et une unité de commande. Le mécanisme de commutation de jet (33) est capable de commuter entre un premier état dans lequel un tuyau de ventilation est autorisé à communiquer avec le ventilateur soufflant (32) mais une deuxième ouverture n'est pas autorisée à communiquer avec le ventilateur soufflant (32), et un deuxième état dans lequel la deuxième ouverture est autorisée à communiquer avec le ventilateur soufflant (32) mais le tuyau de ventilation n'est pas autorisé à communiquer avec le ventilateur soufflant (32). Le premier mécanisme de commutation (34) est capable de commuter entre un troisième état, dans lequel une troisième ouverture (31c) pour permettre une communication entre un espace de passage et le tuyau de ventilation d'une manière qui contourne le ventilateur soufflant (32) permet une communication entre l'espace de passage et le tuyau de ventilation, et un quatrième état dans lequel la troisième ouverture ne permet pas la communication entre l'espace de passage et le tuyau de ventilation. L'unité de commande règle le mécanisme de commutation de jet (33) dans le premier état et règle le premier mécanisme de commutation (34) dans le quatrième état pour effectuer une opération d'alimentation en air. L'unité de commande règle le mécanisme de commutation de jet (33) dans le deuxième état et règle le premier mécanisme de commutation (34) dans le troisième état pour effectuer une opération de décharge d'air.
PCT/JP2023/032609 2022-09-09 2023-09-07 Dispositif de ventilation WO2024053696A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022-144192 2022-09-09
JP2022144192A JP7436897B1 (ja) 2022-09-09 2022-09-09 換気装置

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JP7126175B2 (ja) 2020-10-05 2022-08-26 パナソニックＩｐマネジメント株式会社 空気調和機
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Publication number Priority date Publication date Assignee Title
JP2004077084A (ja) * 2002-08-21 2004-03-11 Daikin Ind Ltd 給排気ユニット、空気調和機の室外機及び排気ユニット
JP2006078113A (ja) * 2004-09-10 2006-03-23 Sanyo Electric Co Ltd 空気調和機
JP2006090625A (ja) * 2004-09-24 2006-04-06 Hitachi Home & Life Solutions Inc 送風装置及びそれを用いた空気調和機
JP2008175472A (ja) * 2007-01-19 2008-07-31 Matsushita Electric Ind Co Ltd 空気調和機
KR20200030200A (ko) * 2018-09-12 2020-03-20 오텍캐리어 주식회사 환기 기능을 가지는 공기조화기
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WO2022172485A1 (fr) * 2021-02-15 2022-08-18 パナソニックＩｐマネジメント株式会社 Ventilateur et climatiseur équipé d'un ventilateur
CN217057723U (zh) * 2021-12-31 2022-07-26 大金工业株式会社 空气处理装置和空气处理系统

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