WO2018235450A1 - シート空調システム - Google Patents

シート空調システム Download PDF

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Publication number
WO2018235450A1
WO2018235450A1 PCT/JP2018/018300 JP2018018300W WO2018235450A1 WO 2018235450 A1 WO2018235450 A1 WO 2018235450A1 JP 2018018300 W JP2018018300 W JP 2018018300W WO 2018235450 A1 WO2018235450 A1 WO 2018235450A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
sheet
seat
air conditioner
switching unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2018/018300
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
照之 堀田
達博 鈴木
川野　茂
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Priority to DE112018003205.1T priority Critical patent/DE112018003205T5/de
Priority to CN201880041221.XA priority patent/CN110799364B/zh
Publication of WO2018235450A1 publication Critical patent/WO2018235450A1/ja
Priority to US16/692,693 priority patent/US10981475B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/56—Heating or ventilating devices
    • B60N2/5607—Heating or ventilating devices characterised by convection
    • B60N2/5621—Heating or ventilating devices characterised by convection by air
    • B60N2/5642—Heating or ventilating devices characterised by convection by air with circulation of air through a layer inside the seat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/56—Heating or ventilating devices
    • B60N2/5607—Heating or ventilating devices characterised by convection
    • B60N2/5621—Heating or ventilating devices characterised by convection by air
    • B60N2/5635—Heating or ventilating devices characterised by convection by air coming from the passenger compartment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating devices
    • B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • B60H1/00285—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit for vehicle seats
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/56—Heating or ventilating devices
    • B60N2/5678—Heating or ventilating devices characterised by electrical systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/56—Heating or ventilating devices
    • B60N2/5678—Heating or ventilating devices characterised by electrical systems
    • B60N2/5692—Refrigerating means

Definitions

  • the present disclosure relates to a seat air conditioning system having a seat air conditioner that supplies conditioned air to a seat.
  • Patent Document 1 The invention described in Patent Document 1 is known as the invention related to the seat air conditioner.
  • the seat air conditioner described in Patent Document 1 is disposed between the seat portion of the seat and the floor, and includes a vapor compression refrigeration cycle inside the housing.
  • seat air conditioner is comprised so that the conditioned air by which temperature control was given by the action
  • the conditioned air in this case is warmed or cooled by heat exchange in a condenser or an evaporator that constitutes a refrigeration cycle.
  • the seat air conditioner in Patent Document 1 is disposed for a seat for one person, enables air conditioning according to the occupant sitting on the seat, and is configured to enhance the comfort of the occupant. ing. For this reason, it is desirable to arrange a plurality of seat air conditioners of Patent Document 1 in order to cope with a configuration in which a plurality of people ride as in a general passenger car.
  • the present disclosure is made in view of these points, and relates to a seat air conditioning system having a plurality of seat air conditioners capable of supplying conditioned air to the seat, and coordination of the respective seat air conditioners improves the air conditioning performance for one seat.
  • An object of the present invention is to provide an improved seat air conditioning system.
  • the seat air conditioning system is disposed on a plurality of seats in the vehicle cabin, and operates a plurality of seat air conditioners and a plurality of seat air conditioners that respectively supply the conditioned air to each seat. It is a seat air conditioning system which has a control part to control.
  • Each sheet air conditioner includes a blower, a refrigeration cycle for adjusting the temperature of the blown air blown by the blower to make the conditioned air, and a blast switching unit that switches the supply destination of the conditioned air adjusted by the refrigeration cycle.
  • the sheet air conditioning system has a coordinated flow path that connects the air flow switching unit in one of the sheet air conditioners included in the plurality of sheet air conditioning devices and the air flow switching unit in the other sheet air conditioner.
  • the control unit switches the supply destination of the air conditioning air flow in the air flow switching unit of one sheet air conditioner to the coordinated flow path, and also sends the air conditioning air flowed through the coordinated flow path through the air flow switching portion of the other sheet air conditioner , Supply to the other sheet.
  • the comfortable air conditioning corresponding to each can be implement
  • a cooperation flow path is arranged at the sheet air conditioning system concerned, and the cooperation flow path concerned is an air flow switching part in one sheet air conditioner contained in a plurality of sheet air conditioners, and an air flow in the other sheet air conditioner It connects with the switching unit.
  • seat can be improved.
  • seat air conditioning apparatus is performed separately, and since driving
  • the seat air conditioning system is disposed in each of a plurality of seats in a vehicle cabin, and operates a plurality of seat air conditioners that respectively supply conditioned air to each seat, and a plurality of seat air conditioners And a control unit that controls the seat air conditioning system.
  • Each sheet air conditioner includes a blower, a refrigeration cycle for adjusting the temperature of the blown air blown by the blower to make the conditioned air, and a blast switching unit that switches the supply destination of the conditioned air adjusted by the refrigeration cycle.
  • the sheet air conditioning system has a coordinated flow path that connects the air flow switching unit in one of the sheet air conditioners included in the plurality of sheet air conditioning devices and the air flow switching unit in the other sheet air conditioner.
  • the control unit switches the supply destination of the air conditioning air flow in the air flow switching unit of one sheet air conditioner to the coordinated flow path, and also sends the air conditioning air flowed through the coordinated flow path through the air flow switching portion of the other sheet air conditioner , Supply to the suction port of the blower in the other sheet air conditioner.
  • the comfortable air conditioning corresponding to each can be implement
  • a cooperation flow path is arranged at the sheet air conditioning system concerned, and the cooperation flow path concerned is an air flow switching part in one sheet air conditioner contained in a plurality of sheet air conditioners, and an air flow in the other sheet air conditioner It connects with the switching unit.
  • seat can be improved.
  • seat air conditioning apparatus can be supplied to the suction inlet of the air blower in the other sheet
  • seat air conditioner the air supplied to the suction port is air-conditioned by the action
  • the temperature adjustment by the refrigeration cycle of the other seat air conditioning device can be performed based on the air conditioning wind by the one seat air conditioning device. It can be improved.
  • the driving operation of one and the other seat air conditioning devices can be executed separately, and the operation contents can be separated, thereby realizing various air conditioning for the occupant seated in the seat, The comfort of the occupant can be improved.
  • the seat air conditioning system 100 which concerns on this embodiment is applied to the electric vehicle which drive
  • a plurality of seats 70 for a passenger to sit on are arranged in the compartment of the electric vehicle.
  • the plurality of sheets 70 include a sheet 70A and a sheet 70B.
  • the seat 70A is disposed to face the steering of the electric vehicle, and corresponds to a driver's seat.
  • the seat 70B is disposed to the side of the driver's seat, and corresponds to a passenger seat.
  • each seat 70 has a seat portion 71, a backrest 72, and a seat frame 73.
  • the seat portion 71 is a portion on which an occupant sits down, and has a porous cushion portion on the upper surface thereof.
  • the backrest part 72 comprises the part which supports the passenger
  • the seat frame 73 is configured by combining metal pipes, and functions as an aggregate portion of the sheet 70.
  • the seat 70 is configured by fixing the relative positions of the seat portion 71 and the backrest 72 with the seat frame 73.
  • each seat air conditioner 1 is disposed in each seat 70. As shown in FIG. 2 to FIG. 5, each seat air conditioner 1 is a steam inside the housing 10 disposed in a small space between the seat surface 71 of the seat 70 of the electric vehicle and the floor F of the passenger compartment.
  • the compressor-type refrigeration cycle 2 and the blower 7 are accommodated.
  • the sheet air conditioner 1 adjusts the temperature of the air blown by the operation of the blower 7 by the refrigeration cycle 2 and supplies it as the conditioned air to the occupant sitting on the sheet 70 through the air duct such as the main duct 21 and the like. Can.
  • the seat air conditioning system 100 is configured to include a plurality of seat air conditioners 1 and a control unit 60 that controls the operation of the plurality of seat air conditioners 1.
  • the driver's comfort is effectively enhanced by operating the vehicle.
  • the seat air conditioner 1 disposed in the seat 70A which is the driver's seat
  • the seat air conditioner disposed in the seat 70B which is the assistant seat, in order to explain cooperative control of the plurality of seats 70.
  • a seat air conditioning system 100 capable of executing cooperative control with 1 will be described.
  • seat 70A is called sheet
  • seat air conditioner 1B is called sheet
  • each seat air conditioner 1 constituting the seat air conditioning system 100 will be described with reference to FIG. 2 to FIG.
  • the sheet air conditioner 1 which is a generic name of the sheet air conditioner 1A and the sheet air conditioner 1B will be described.
  • the seat air conditioner 1 includes a refrigeration cycle 2 and a blower 7 in a housing 10 configured as a box that can be disposed between the seat surface portion 71 and the cabin floor F. And houses.
  • the refrigeration cycle 2 constitutes a vapor compression type refrigeration cycle, and has a function of cooling or heating the blowing air blown around the seat 70 in the vehicle compartment which is the space to be air conditioned.
  • the refrigeration cycle 2 includes a compressor 3, a condenser 4, an expansion valve 5, and an evaporator 6.
  • the refrigeration cycle 2A means the refrigeration cycle 2 in the seat air conditioner 1A
  • the refrigeration cycle 2B means the refrigeration cycle 2 in the seat air conditioner 1B.
  • an HFC refrigerant (specifically, R134a) is adopted as the refrigerant, and a high pressure side refrigerant pressure does not exceed the critical pressure of the refrigerant to constitute a vapor compression type subcritical refrigeration cycle.
  • an HFO refrigerant for example, R1234yf
  • a natural refrigerant for example, R744
  • the refrigeration oil for lubricating the compressor 3 is mixed in the refrigerant, and a part of the refrigeration oil circulates the cycle together with the refrigerant.
  • the blower 7 is disposed at a central portion inside the housing 10.
  • the blower 7 is an electric blower that drives a centrifugal multiblade fan by an electric motor.
  • the blower 7 is disposed such that the rotation axis of the centrifugal multi-blade fan coincides with the vertical direction of the housing 10.
  • the blower 7 sucks air along the vertical direction of the housing 10 and blows the sucked air in a direction perpendicular to the axis and in the centrifugal direction.
  • the rotational speed (air flow rate) of the centrifugal multi-blade fan in the blower 7 is controlled by a control voltage output from an individual control device 50 described later.
  • the blower 7A means the blower 7 of the seat air conditioner 1A
  • the blower 7B means the blower 7 of the seat air conditioner 1B.
  • the compressor 3 sucks, compresses and discharges the refrigerant in the refrigeration cycle 2.
  • the compressor 3 is disposed in a housing 10 of the seat air conditioner 1.
  • the compressor 3 is configured as an electric compressor which drives a fixed displacement type compression mechanism whose discharge displacement is fixed by an electric motor.
  • the compressor 3A means the compressor 3 of the seat air conditioner 1A
  • the compressor 3B means the compressor 3 of the seat air conditioner 1B.
  • various compression mechanisms such as a scroll type compression mechanism and a vane type compression mechanism, are employable.
  • the operation (number of revolutions) of the electric motor constituting the compressor 3 is controlled by a control signal output from an individual control device 50 described later.
  • this electric motor any form of an alternating current motor and a direct current motor may be adopted.
  • the individual control device 50 controls the number of revolutions of the electric motor to change the refrigerant discharge capacity of the compression mechanism.
  • the refrigerant inlet side of the condenser 4 is connected to the discharge port of the compressor 3.
  • the condenser 4 is configured by connecting a plurality of heat exchangers disposed so as to surround the periphery of the blower 7 over a range of about 180 degrees with a refrigerant pipe inside the housing 10 There is.
  • the condenser 4 can exchange heat between the high-temperature high-pressure discharge refrigerant discharged from the compressor 3 and the blowing air blown by the blower 7 and can heat the blowing air.
  • the condenser 4A means the condenser 4 of the seat air conditioner 1A
  • the condenser 4B means the condenser 4 of the seat air conditioner 1B.
  • An expansion valve 5 is disposed on the refrigerant outlet side of the condenser 4.
  • the expansion valve 5 is configured to be capable of changing the throttle opening degree of the refrigerant flow path, and reduces the pressure of the refrigerant flowing out of the condenser 4.
  • the expansion valve 5A means the expansion valve 5 of the seat air conditioner 1A
  • the expansion valve 5B means the expansion valve 5 of the seat air conditioner 1B.
  • the expansion valve 5 is used as a pressure reduction part which concerns on this embodiment, it is not limited to this aspect. If the refrigerant flowing out of the condenser 4 can be depressurized, various configurations can be adopted as the depressurizing unit. For example, a fixed throttle or a capillary tube may be adopted as an example of the pressure reducing section of the present disclosure, or an expansion valve whose throttle opening can be controlled by a control signal of the individual control device 50 may be used.
  • the refrigerant inlet side of the evaporator 6 is connected to the outlet side of the expansion valve 5.
  • the evaporator 6 is configured by connecting a plurality of heat exchangers disposed so as to surround the periphery of the blower 7 over a range of about 180 degrees with a refrigerant pipe inside the housing 10 There is. That is, as shown in FIG. 4, the blower 7 is surrounded by the condenser 4 and the evaporator 6.
  • the said evaporator 6 can carry out heat exchange of the refrigerant
  • the evaporator 6A means the evaporator 6 of the seat air conditioner 1A
  • the evaporator 6B means the evaporator 6 of the seat air conditioner 1B.
  • the housing 10 is formed in a box shape of a size that can be disposed in the space between the seat surface 71 of the seat 70 and the floor surface F, and the suction port 11, the plurality of hot air outlets 12, and the plurality And a cold air outlet 13 on the upper surface thereof.
  • the housing 10A refers to the housing 10 of the seat air conditioner 1A
  • the housing 10B refers to the housing 10 of the seat air conditioner 1B.
  • the suction inlet 11 is formed in the center part in the upper surface of the housing
  • the blower 7 can suck the air in the vehicle compartment into the interior of the housing 10 through the suction port 11 in accordance with its operation.
  • the suction port 11A means the suction port 11 of the sheet air conditioner 1A
  • the suction port 11B means the suction port 11 of the sheet air conditioner 1B.
  • the hot air outlet 12 is opened at two corners on the upper surface of the housing 10, which correspond to the condenser 4 side, and communicates the inside of the housing 10 with the outside. A part of the air blown by the blower 7 is warmed by heat exchange in the condenser 4 and then blown out from the hot air outlet 12.
  • warm air blower outlet 12A means warm air blower outlet 12 of sheet air conditioner 1A
  • warm air blower outlet 12B means hot air blower outlet 12 of sheet air conditioner 1B.
  • the cold air outlet 13 is opened at two corner portions on the upper surface of the housing 10 which are on the evaporator 6 side, and the inside of the housing 10 is communicated with the outside.
  • the other part of the air blown by the blower 7 is cooled by heat exchange in the evaporator 6 and then blown out from the cold air outlet 13.
  • the cold air outlet 13A means the cold air outlet 13 of the seat air conditioner 1A
  • the cold air outlet 13B means the cold air outlet 13 of the seat air conditioner 1B.
  • the central connection member 16 is attached to the suction port 11.
  • the central connection member 16 is formed in a hollow shape, and is connected to the air flow switching unit 30 disposed on the seat surface portion 71 of the sheet 70.
  • a hollow-shaped hot air side connecting member 17 is attached to the hot air outlet 12, and a hollow cold air-side connecting member 18 is attached to the cold air outlet 13.
  • the hot air side connection member 17 and the cold air side connection member 18 are respectively connected to the air flow switching unit 30 described later, and are connected to the air flow duct including the main duct 21 described later via the air flow switching unit 30. ing. This point will be described later with reference to the drawings.
  • the seat air conditioner 1 can supply the conditioned air adjusted by the refrigeration cycle 2 to the occupant sitting on the seat 70 through the various air ducts such as the main duct 21 and the like. .
  • a pair of main ducts 21, a pair of leg ducts 23, and a pair of upper ducts 25 are respectively disposed on both side surfaces of each sheet 70. Further, a lower duct 27 is disposed below the seat portion 71 in each seat 70.
  • the pair of main ducts 21 is formed in a flat hollow shape and extends from the air flow switching unit 30 disposed inside the seat surface 71 of the seat 70 to the middle of the backrest 72 along the side surface of the seat 70 .
  • the main outlet 22 communicates with the inside of the main duct 21 and is formed to be slightly curved inward in the width direction of the seat 70.
  • the other end of the main duct 21 is connected to the hot air outlet 12 and the cold air outlet 13 via the air flow switching unit 30.
  • the warm air W or the cold air C as the conditioned air adjusted by the seat air conditioner 1 is supplied to the occupant sitting on the seat 70 through the main air outlet 22. Since the main air outlet 22 is curved slightly inward in the width direction in the middle of the backrest 72, the seat air conditioner 1 supplies the conditioned air more efficiently to the trunk of the occupant sitting on the seat 70. be able to.
  • the main duct 21A means the main duct 21 on the seat 70A side
  • the main duct 21B means the main duct 21 on the seat 70B side.
  • the pair of leg ducts 23 are hollow and extend upward along the seat surface 71 of the sheet 70 and then bend upward.
  • One end of the leg duct 23 is positioned slightly above the upper surface of the seat portion 71 and has a leg outlet 24.
  • the leg air outlet 24 is formed to be slightly curved inward in the vehicle width direction.
  • the other end of the leg duct 23 is connected to the hot air outlet 12 and the cold air outlet 13 via the air flow switching unit 30.
  • the warm air W or the cold air C adjusted by the seat air conditioner 1 is supplied to the legs of the occupant sitting on the seat 70 through the leg outlets 24. Since the air outlet 24 is curved slightly inward in the width direction at a position above the upper surface of the seating surface 71, the seat air conditioner 1 can be positioned relative to the legs of the occupant sitting on the seat 70, such as Air conditioning can be supplied more efficiently.
  • the leg ducts 23A mean the leg ducts 23 on the seat 70A side
  • the leg ducts 23B mean the leg ducts 23 on the seat 70B side.
  • the pair of upper ducts 25 is formed in a hollow shape extending upward along the backrest 72, and is bent forward at the upper portion of the backrest 72.
  • One end of the upper duct 25 is located at the upper part of the backrest 72 and has an upper outlet 26 opened forward.
  • the other end of the upper duct 25 is connected to the hot air outlet 12 and the cold air outlet 13 via the air flow switching unit 30.
  • the warm air W or the cold air C adjusted by the seat air conditioner 1 is supplied to the periphery of the head of the occupant sitting on the seat 70 through the upper outlet 26. That is, the upper outlet 26 may function as an example of the upper outlet in the present disclosure.
  • the upper duct 25A means the upper duct 25 on the sheet 70A side
  • the upper duct 25B means the upper duct 25 on the sheet 70B side.
  • a hollow lower duct 27 is disposed on the front side of the seat surface 71 of each sheet 70 and is connected to the air flow switching unit 30.
  • the lower duct 27 is, as shown in FIG. 1 and FIG. 2, located at the center in the width direction of the seat portion 71 and disposed between the hot air connection member 17 and the cold air connection member 18 located on the front side. ing.
  • a lower outlet 28 is formed on the front surface of the lower duct 27 to communicate the inside and the outside of the lower duct 27.
  • the other end of the lower duct 27 is connected to the hot air outlet 12 and the cold air outlet 13 via the air flow switching unit 30 as in the main duct 21 and the like.
  • the warm air W or the cold air C adjusted by the seat air conditioner 1 is supplied to the periphery of the foot of the occupant sitting on the seat 70 through the lower outlet 28. That is, the lower outlet 28 may function as an example of the lower outlet in the present disclosure.
  • the lower duct 27A means the lower duct 27 on the side of the sheet 70A
  • the lower duct 27B means the lower duct 27 on the side of the sheet 70B.
  • the air flow switching unit 30 is disposed on the seat surface portion 71 of the seat 70, and a plurality of flow paths through which the conditioned air flowed out from the warm air outlet 12 and the like and a supply destination of the conditioned air flowing through the flow path And a supply destination switching mechanism 40 for switching the switch.
  • the air switching unit 30A means the air switching unit 30 of the sheet air conditioner 1A
  • the air switching unit 30B means the air switching unit 30 of the sheet air conditioner 1B
  • the supply destination switching mechanism 40A means the supply destination switching mechanism 40 of the sheet air conditioner 1A
  • the supply destination switching mechanism 40B means the supply destination switching mechanism 40 of the sheet air conditioner 1B.
  • the plurality of flow paths in the air flow switching unit 30 are a hot air supply flow path 31, a cold air supply flow path 32, a main flow path 33, an upper air flow path 34, and a main air flow.
  • a flow path 35, a connection flow path 36, and a suction port supply flow path 37 are included.
  • the hot air supply flow path 31 is a tubular flow path connected to the two hot air outlets 12 disposed on the top surface of the housing 10 in the seat air conditioner 1. Therefore, in the seat air conditioner 1, the warm air W blown out from the warm air outlets 12 flows inside the warm air supply channel 31, and is supplied to the determined supply destination.
  • the hot air supply flow path 31A means the warm air supply flow path 31 in the seat air conditioner 1A, and the hot air supply flow path 31B is a warm air supply flow path in the seat air conditioner 1B.
  • the cold air supply flow path 32 is a tubular flow path connected to the two cold air outlets 13 disposed on the upper surface of the housing 10 of the seat air conditioner 1 so as to be parallel to the hot air supply flow path 31 Is growing. Therefore, in the seat air conditioner 1, the cold air C blown out from each cold air outlet 13 flows through the inside of the cold air supply channel 32 and is supplied to the determined supply destination.
  • the cold air supply flow path 32A means the cold air supply flow path 32 in the seat air conditioner 1A
  • the cold air supply flow path 32B means the cold air supply flow path 32 in the seat air conditioner 1B.
  • the main flow path 33 is a tubular flow path connected to the hot air supply flow path 31 and the cold air supply flow path 32. One end of the main flow path 33 is connected to the hot air supply flow path 31, and the other end of the main flow path 33 is connected to the cold air supply flow path 32. Therefore, the warm air W flowing through the warm air supply channel 31 and the cold air C flowing through the cold air supply channel 32 flow inside the main flow channel 33.
  • the main flow passage 33A means the main flow passage 33 in the seat air conditioner 1A
  • the main flow passage 33B means the main flow passage 33 in the seat air conditioning device 1B.
  • the upper air flow path 34 is a tubular flow path for connecting the main flow path 33 and the pair of upper ducts 25. One end of the upper air flow passage 34 is connected to the main flow passage 33, and the other end of the upper air flow passage 34 is connected to the pair of upper ducts 25. Therefore, the sheet air conditioner 1 can supply the conditioned air having flowed through the main flow path 33 from the upper blow-out port 26 in the pair of upper ducts 25 via the upper air flow path 34.
  • the upper air flow path 34A means the upper air flow path 34 in the sheet air conditioner 1A
  • the upper air flow path 34B means the upper air flow path 34 in the sheet air conditioner 1B.
  • the main air flow path 35 is a tubular flow path for connecting the pair of main ducts 21, the pair of leg ducts 23 and the lower duct 27 to the main flow path 33.
  • One end of the main air flow path 35 is connected to the main flow path 33, and the other end of the main air flow path 35 is connected to the pair of main ducts 21, the pair of leg ducts 23 and the lower duct 27. Each is connected.
  • the sheet air conditioner 1 concerned distributes the conditioned air having flowed through the main flow path 33 through the main air flow path 35 to the main air outlet 22 of the main duct 21 and the leg air outlet 24 of the leg duct 23. , And can be supplied from the lower outlet 28 of the lower duct 27 respectively.
  • the main air flow path 35A means the main air flow path 35 in the sheet air conditioner 1A
  • the main air flow path 35B means the main air flow path 35 in the sheet air conditioner 1B.
  • connection flow channel 36 is a tubular flow channel for connecting the suction port supply flow channel 37 and a cooperative flow channel 65 described later to the main flow channel 33.
  • One end of the connection flow channel 36 is connected to the main flow channel 33, and the other end of the connection flow channel 36 is connected to the suction port supply flow channel 37 and the coordinated flow channel 65.
  • connection flow path 36A means the connection flow path 36 of the seat air conditioner 1A
  • connection flow path 36B means the connection flow path 36 of the seat air conditioner 1B.
  • the suction port supply flow path 37 is a tubular flow path for guiding the conditioned air flowing into the suction port supply flow path 37 to the suction port 11 of the seat air conditioner 1.
  • One end of the suction port supply flow path 37 is connected to the connection flow path 36 and the coordinated flow path 65, and the other end of the suction port supply flow path 37 is attached to the suction port 11 of the seat air conditioner 1. It is arranged at the opening edge of the central connection member 16.
  • the seat air conditioning system 1 can supply the conditioned air flowing into the suction inlet supply passage 37 to the suction port 11, and the temperature adjustment by the refrigeration cycle 2 is performed based on the conditioned air sucked from the suction port 11. It can be carried out.
  • the suction port supply flow path 37A refers to the suction port supply flow path 37 in the seat air conditioner 1A
  • the suction port supply flow path 37B refers to the suction port supply flow path 37 in the sheet air conditioning device 1B.
  • the supply destination switching mechanism 40A means the supply destination switching mechanism 40 in the air blow switching unit 30A
  • the supply destination switching mechanism 40B means the supply destination switching mechanism 40 in the air blow switching unit 30B.
  • the supply destination switching mechanism 40 is a mechanism unit for switching the flow of the air conditioning air flow in the hot air supply flow passage 31 to the suction port supply flow passage 37, and switches the switching unit 41, the switching unit 42, the switching unit 43, It is configured to have a unit 44, a switching unit 45, a switching unit 46, and a switching unit 47.
  • the switching unit 41 is disposed at the connection portion between the hot air supply flow passage 31 and the main flow passage 33, and has a door member capable of opening and closing the inside of the flow passage, and a servomotor for rotating the door member. Is configured.
  • the switching unit 41 can switch the possibility of outflow of the conditioned air from the hot air supply flow path 31 by opening and closing the flow path by the door member.
  • the switching unit 41A means the switching unit 41 in the supply destination switching mechanism 40A
  • the switching unit 41B means the switching unit 41 in the supply destination switching mechanism 40B.
  • the switching unit 42 is disposed at a connection portion between the cold air supply flow passage 32 and the main flow passage 33, and includes a door member capable of opening and closing the inside of the flow passage and a servomotor for rotating the door member. It is configured.
  • the switching unit 42 can switch the possibility of outflow of the conditioned air from the cold air supply flow path 32 by opening and closing the flow path using the door member.
  • the switching unit 42A means the switching unit 42 of the supply destination switching mechanism 40A
  • the switching unit 42B means the switching unit 42 of the supply destination switching mechanism 40B.
  • the switching unit 43 is disposed between the connection portion to the upper air flow path 34 and the connection portion to the main air flow path 35.
  • the switching unit 43 is configured to include a door member capable of opening and closing the inside of the flow path and a servomotor for rotating the door member.
  • the switching unit 43 switches the presence or absence of the flow of the conditioned air between the upper air flow passage 34 and the main air flow passage 35 side by opening and closing the flow passage with the door member. it can.
  • the switching unit 43A means the switching unit 43 of the supply destination switching mechanism 40A
  • the switching unit 43B means the switching unit 43 of the supply destination switching mechanism 40B.
  • the switching unit 44 is disposed in the upper air flow passage 34, and includes a door member capable of opening and closing the inside of the flow passage, and a servomotor for rotating the door member.
  • the said switching part 44 can switch the decision
  • the switching unit 44A means the switching unit 44 in the supply destination switching mechanism 40A
  • the switching unit 44B means the switching unit 44 in the supply destination switching mechanism 40B.
  • the switching unit 45 is disposed in the main air flow path 35, and includes a door member capable of opening and closing the inside of the flow path, and a servomotor for rotating the door member.
  • the said switching part 45 can switch the decision
  • the switching unit 45A means the switching unit 45 of the supply destination switching mechanism 40A
  • the switching unit 45B means the switching unit 45 of the supply destination switching mechanism 40B.
  • the switching unit 46 is disposed in the connection flow channel 36, and includes a door member capable of opening and closing the inside of the flow channel, and a servomotor for rotating the door member.
  • the said switching part 46 can switch the decision
  • the switching unit 46A means the switching unit 46 in the supply destination switching mechanism 40A
  • the switching unit 46B means the switching unit 46 in the supply destination switching mechanism 40B.
  • the switching unit 47 is disposed in the suction port supply flow channel 37, and includes a door member capable of opening and closing the inside of the flow channel, and a servomotor for rotating the door member.
  • the said switching part 47 can switch the decision
  • seat air conditioner 1 by opening and closing a flow path by a door member.
  • the switching unit 47A means the switching unit 47 in the supply destination switching mechanism 40A
  • the switching unit 47B means the switching unit 47 in the supply destination switching mechanism 40B.
  • the sheet air conditioner 1 can appropriately switch the air conditioning air supply destination by individually controlling the operation of the switching unit 41 to the switching unit 47. Specific switching modes will be described later with reference to the drawings.
  • a hot air exhausting portion 48 and a cold air exhausting portion 49 are disposed on the side surface of the casing 10 in each seat air conditioner 1.
  • the hot air exhaust unit 48 is disposed on the side surface of the housing 10 located around the condenser 4 and the hot air outlet 12, and communicates the inside and the outside of the housing 10.
  • the hot air exhaust unit 48 has a door member capable of opening and closing the inside of the communication portion and a servomotor for rotating the door member, and constitutes a part of the supply destination switching mechanism 40.
  • the hot air exhaust unit 48 can switch whether to exhaust the warm air W from the refrigeration cycle 2 to the outside of the housing 10 by opening and closing the communicating portion with the door member.
  • the warm air exhaust unit 48A means the warm air exhaust unit 48 in the supply destination switching mechanism 40A
  • the warm air exhaust unit 48B means the hot air exhaust unit 48 in the supply destination switching mechanism 40B.
  • the cold air exhaust unit 49 is disposed on the side surface of the housing 10 located around the evaporator 6 and the cold air outlet 13, and communicates the inside and the outside of the housing 10.
  • the cold air exhaust unit 49 has a door member capable of opening and closing the inside of the communication portion, and a servomotor for rotating the door member, and constitutes a part of the supply destination switching mechanism 40.
  • the cold air exhaust unit 49 can switch whether to exhaust the cold air C from the refrigeration cycle 2 to the outside of the housing 10 by opening and closing the communicating portion with the door member.
  • the cold air exhaust unit 49A means the cold air exhaust unit 49 in the supply destination switching mechanism 40A
  • the cold air exhaust unit 49B means the cold air exhaust unit 49 in the supply destination switching mechanism 40B.
  • the air flow switching units 30 in the plurality of sheet air conditioning devices 1 are connected by the coordinated flow path 65.
  • the cooperative flow path 65 is formed of a tubular flow path, and connects the air flow switching unit 30A related to the seat air conditioner 1A on the driver's seat side and the air flow switching portion 30B related to the seat air conditioner 1B on the passenger side. ing.
  • one end of the coordinated flow passage 65 is connected to the connection portion of the connection flow passage 36A and the suction port supply flow passage 37 in the air flow switching unit 30A on the driver's seat side, and the other end of the coordinated flow passage 65 The unit is connected to the connection portion of the connection flow passage 36B and the suction port supply flow passage 37B in the air blow switching unit 30B on the passenger seat side.
  • a cooperative switching unit 66 is disposed in the cooperative flow channel 65.
  • the cooperative switching unit 66 is configured to have a door member capable of opening and closing the inside of the flow path, and a servomotor for rotating the door member.
  • the cooperative switching unit 66 can switch the availability of the flow of the conditioned air in the cooperative flow passage 65 by opening and closing the flow passage using the door member.
  • the seat air conditioning system 100 includes the control unit 60 for controlling the operation of the plurality of seat air conditioners 1.
  • the control unit 60 includes an individual control device 50 for individually controlling a plurality of seat air conditioners 1 configuring the seat air conditioning system 100, and a plurality of seat air conditioners And a cooperative control device 61 for operating 1 in a coordinated manner.
  • Each individual control device 50 for controlling the operation of each seat air conditioner 1 will be described.
  • Each individual control device 50 is composed of a microcomputer including a CPU, a ROM, a RAM and the like, and peripheral circuits thereof. Then, the individual control device 50 performs various calculations and processes based on the control program stored in the ROM, and controls the operation of the air conditioning control devices such as the compressor 3, the blower 7, and the blower switching unit 30.
  • the compressor 3, the blower 7, the supply destination switching mechanism 40, and the sheet sensor 51 are connected to the output side of the individual control device 50. Therefore, the individual control device 50 adjusts the refrigerant discharge performance (for example, refrigerant pressure) by the compressor 3 and the air flow performance (for example, air flow rate) by the air blower 7 according to the condition of each sheet air conditioner 1. Can.
  • refrigerant discharge performance for example, refrigerant pressure
  • air flow performance for example, air flow rate
  • the individual control device 50 arbitrarily selects the supply destination of the air conditioning air in the sheet air conditioner 1 by controlling the operation of each of the switching units 41 to 47 constituting the supply destination switching mechanism 40. Can.
  • the seat sensor 51 is a sensor for detecting whether or not an occupant is seated on the seat 70, and can be configured of, for example, a pressure-sensitive sensor. Therefore, by detecting the presence or absence of the occupant in the seat 70, the individual control device 50 can determine whether or not the coordinated operation by the seat air conditioning system 100 can be supported.
  • the control unit 60 includes an individual control device 50A and an individual control device 50B.
  • the individual control device 50A is an individual control device 50 for controlling the operation of the seat air conditioner 1A on the driver's seat side
  • the individual control device 50B is an individual for controlling the operation of the seat air conditioner 1B on the passenger seat side It is the control device 50.
  • the coordination control device 61 is disposed as a host system of each individual control device 50.
  • the cooperative control device 61 is constituted by a microcomputer including a CPU, a ROM, a RAM, and the like and its peripheral circuits, and is connected to each individual control device 50.
  • the cooperative control device 61 can output a control signal to each individual control device 50 to control the operation of each seat air conditioner 1, and coordinate the operation of a plurality of seat air conditioners 1 Can.
  • the cooperative switching unit 66 is connected to the output side of the cooperative control device 61. Therefore, by controlling the operation of the cooperative switching unit 66, the cooperative control device 61 can switch the availability of the flow of the air conditioning wind inside the cooperative flow path 65, and execute the cooperative control in the seat air conditioning system 100. Can.
  • an operation panel 62 is connected to the input side of the cooperative control device 61.
  • various operation switches related to the air conditioning operation of the seat air conditioning system 100 and each seat air conditioner 1 are disposed. Therefore, the occupant can request coordinated control in the seat air conditioning system 100 by operating the operation panel 62.
  • seat air conditioning system 100 which concerns on this embodiment can perform cooperative control which used the several sheet
  • aspects of cooperative control that can be executed by the seat air conditioning system 100 according to the present embodiment will be described in detail with reference to the drawings.
  • the passenger seat side seat air conditioner 1B corresponds to one seat air conditioner in the present disclosure
  • the driver seat side seat air conditioner 1A corresponds to the other seat air conditioner in the present disclosure.
  • the coordinated cooling mode refers to a state in which, in the sheet air conditioning system 100, the cold air C by the cooling operation of the plurality of sheet air conditioners 1 is supplied to one sheet 70 to perform cooling.
  • the cold air C by the seat air conditioner 1A and the cold air C by the seat air conditioner 1B are supplied to the seat 70A which is the driver's seat to perform cooling.
  • the coordination control device 61 outputs a control signal related to coordinated cooling to the individual control device 50B.
  • the operation of the refrigeration cycle 2B and the blower 7B is started.
  • the switching unit 42B, the switching unit 46B, and the hot air exhausting unit 48B in the supply destination switching mechanism 40B are opened, and the switching unit 41B, the switching unit 43B, the switching unit 44B, the switching unit 45B, the switching unit 47B, the cold air exhausting unit 49B It is closed.
  • the sheet air conditioning system 100 according to the sheet air conditioning system 100, the supply destination of the cold air C by the sheet air conditioner 1B is switched to the coordinated flow path 65.
  • the coordinated control device 61 controls the operation of the coordinated switching unit 66 simultaneously with the control signal related to the coordinated cooling to open the interior of the coordinated flow passage 65.
  • the cooperative control device 61 outputs a control signal regarding coordinated cooling to the individual control device 50A of the sheet air conditioner 1A.
  • the operation of the refrigeration cycle 2A and the blower 7A is started.
  • the switching unit 42A, the switching unit 43A, the switching unit 44A, the switching unit 45A, the switching unit 46A and the warm air exhausting unit 48A in the supply destination switching mechanism 40A are opened, and the switching unit 41A, the switching unit 47A, the cold air exhausting unit 49A It is closed.
  • the cold air C from the sheet air conditioner 1B via the coordinated flow path 65 merges with the cold air C generated by the sheet air conditioner 1A in the air blow switching unit 30A. Then, the cold air C by the sheet air conditioner 1A and the sheet air conditioner 1B joined together is supplied to the occupant of the sheet 70A from all the air flow ducts of the sheet 70A (ie, the main duct 21 to the lower duct 27).
  • seat 70 can be cooled by the cold wind C by the sheet
  • the coordinated heating mode is a state in which the warm air W by the cooling operation of the plurality of seat air conditioners 1 is supplied to one seat 70 to heat the seat air conditioning system 100.
  • the warm air W by the seat air conditioner 1A and the warm air W by the seat air conditioner 1B are supplied to the seat 70A which is the driver's seat for heating.
  • the coordination control device 61 outputs a control signal related to coordination heating to the individual control device 50B.
  • the operation of the refrigeration cycle 2B and the blower 7B is started.
  • the switching unit 41B, the switching unit 43B, the switching unit 46B, and the cold air exhausting unit 49B in the supply destination switching mechanism 40B are opened, and the switching unit 42B, the switching unit 44B, the switching unit 45B, the switching unit 47B, the warm air exhausting unit 48B It is closed.
  • the supply destination of the warm air W by the seat air conditioning apparatus 1B is switched to the coordinated flow path 65.
  • the coordinated control device 61 controls the operation of the coordinated switching unit 66 simultaneously with the control signal related to the coordinated heating to open the interior of the coordinated flow passage 65.
  • the warm air W flowing from the seat air conditioner 1B into the coordinated flow path 65 can flow into the seat air conditioner 1A.
  • cooperation control apparatus 61 outputs the control signal regarding cooperation heating also with respect to the separate control apparatus 50A of 1 A of sheet
  • the switching unit 41A, the switching unit 43A, the switching unit 44A, the switching unit 45A, the switching unit 46A, and the cold air exhausting unit 49A in the supply destination switching mechanism 40A are opened, and the switching unit 42A, the switching unit 47A, the warm air exhausting unit 48A It is closed.
  • the warm air W from the sheet air conditioner 1B via the coordinated flow path 65 merges with the warm air W generated by the sheet air conditioner 1A in the air blow switching unit 30A. Then, the warm air W by the sheet air conditioner 1A and the sheet air conditioner 1B joined together is supplied to the occupant of the sheet 70A from all the air ducts (that is, the main duct 21 to the lower duct 27) of the sheet 70A.
  • seat 70 can be heated by the warm air W by several sheet
  • the evaporator 6 may be frosted when the heating operation is continued.
  • frost formation of the evaporator 6 progresses, the heat exchange performance of the evaporator 6 is reduced, and the heating performance of the seat air conditioner 1 is reduced.
  • the defrost mode according to the cooperative control in the present embodiment is a state in which the evaporator 6 is defrosted in order to prevent frost formation of the evaporator 6 in each sheet air conditioner 1 while continuing heating of the seat 70. .
  • the defrosting mode includes two states, a self-heating state and a defrosting state, based on the sheet air conditioner 1 of the seat 70 to be heated.
  • a self-heating state the seat air conditioner 1 disposed in the seat 70 heats the seat 70 to be heated, and the operation of the other seat air conditioners 1 in the seat air conditioning system 100 is stopped to perform defrosting. It is in the state to do.
  • heating of the sheet 70 to be heated is performed by the other sheet air conditioner 1 in the sheet air conditioning system 100, and the operation of the sheet air conditioner 1 disposed on the sheet 70 is stopped and removed. It is in the state of frosting.
  • the self-heating state in the defrosting mode shown in FIG. 10 indicates that the seat 70 to be heated is the seat 70A on the driver's seat side, and the seat air conditioner 1A heats the seat 70A.
  • the cooperative control device 61 outputs a control signal indicating the self-heating state in the defrosting mode to the individual control device 50A.
  • seat air conditioner 1A, 2 A of refrigerating cycles and 7 A of air blowers are started.
  • the switching unit 41A, the switching unit 43A, the switching unit 44A, the switching unit 45A, and the cold air exhausting unit 49A in the supply destination switching mechanism 40A are opened, and the switching unit 42A, the switching unit 46A, the switching unit 47A, the warm air exhausting unit 48A It is closed.
  • the cooperative control device 61 outputs a control signal indicating the self-heating state in the defrosting mode to the individual control device 50B of the seat air conditioner 1B simultaneously with the seat air conditioner 1A.
  • the individual control device 50B stops the heating operation by the seat air conditioner 1B and closes the switching units that constitute the supply destination switching mechanism 40B. Further, the cooperative control device 61 closes the cooperative switching unit 66.
  • the warm air W from the seat air conditioner 1A is supplied to the occupant of the seat 70A from all the air flow ducts of the seat 70A (ie, the main duct 21 to the lower duct 27).
  • frost on the evaporator 6B is naturally melted and removed.
  • the state of the seat air conditioner 1B in the self-heating state is not limited to the state shown in FIG. That is, as the state of the sheet air conditioner 1B in the self-heating state, it is sufficient if the heating operation in the sheet air conditioner 1B is stopped, and the state of the supply destination switching mechanism 40B can be appropriately changed.
  • the defrosting state in the defrosting mode shown in FIG. 11 indicates that the seat 70 to be heated is the seat 70A on the driver's seat side, and the seat air conditioner 1B on the passenger seat side heats the seat 70A.
  • the cooperative control device 61 outputs a control signal indicating the defrosting state in the defrosting mode to the individual control device 50B.
  • the operation of the refrigeration cycle 2B and the blower 7B is started.
  • the switching unit 41B, the switching unit 43B, the switching unit 46B, and the cold air exhausting unit 49B in the supply destination switching mechanism 40B are opened, and the switching unit 42B, the switching unit 44B, the switching unit 45B, the switching unit 47B, the warm air exhausting unit 48B It is closed.
  • the sheet air conditioning system 100 according to the sheet air conditioning system 100, the supply destination of the warm air W by the sheet air conditioner 1B is switched to the coordinated flow path 65.
  • the coordinated control unit 61 controls the operation of the coordinated switching unit 66 to open the interior of the coordinated flow path 65.
  • the warm air W flowing from the seat air conditioner 1B into the coordinated flow path 65 can flow into the seat air conditioner 1A.
  • the cooperative control device 61 outputs a control signal indicating the defrosting state in the defrosting mode to the individual control device 50A of the seat air conditioner 1A simultaneously with the seat air conditioner 1B. Thereby, the individual control device 50A stops the heating operation by the seat air conditioner 1A and controls each switching unit of the supply destination switching mechanism 40A.
  • the switching unit 43A, the switching unit 44A, the switching unit 45A, and the switching unit 46A in the supply destination switching mechanism 40A are opened, and the switching unit 41A, the switching unit 42A, the switching unit 47A, the warm air exhaust unit 48A, the cold air exhaust The part 49A is closed.
  • the warm air W flowing from the sheet air conditioner 1B through the coordinated flow path 65 is a sheet from all the air flow ducts of the sheet 70A (ie, the main duct 21 to the lower duct 27). It is supplied to the 70A crew. At this time, since the heating operation in the seat air conditioner 1A is stopped, frost on the evaporator 6A is naturally melted and removed.
  • the defrost mode as cooperative control is executed, and heating of the seat 70 to be heated is continued by alternately switching the self heating state and the defrost state.
  • frosting of the evaporator 6A and the evaporator 6B in the seat air conditioning system 100 can be prevented.
  • the head cold foot heat mode the cold air C generated by one of the plurality of seat air conditioners 1 constituting the seat air conditioning system 100 is supplied from the upper outlet 26 of the seat 70, and the other seat air conditioner The state in which the warm air W generated by the device 1 is supplied from the lower outlet 28 of the sheet 70 is referred to.
  • the warm air W by the sheet air conditioner 1A is supplied through the air duct such as the lower duct 27A in the sheet 70A. Supply.
  • the seat air conditioning system 100 can bring the occupant sitting on the seat 70A into a so-called head cold foot condition, thereby enhancing the comfort of the occupant.
  • the coordination control device 61 outputs a control signal regarding the head cold foot thermal mode to the individual control device 50B. Thereby, in the seat air conditioner 1B, the operation of the refrigeration cycle 2B and the blower 7B is started.
  • the switching unit 42B, the switching unit 46B, and the hot air exhausting unit 48B in the supply destination switching mechanism 40B are opened, and the switching unit 41B, the switching unit 43B, the switching unit 44B, the switching unit 45B, the switching unit 47B, the cold air exhausting unit 49B It is closed.
  • the sheet air conditioning system 100 according to the sheet air conditioning system 100, the supply destination of the cold air C by the sheet air conditioner 1B is switched to the coordinated flow path 65.
  • the cooperative control device 61 controls the operation of the cooperative switching unit 66 simultaneously with the control signal related to the head cold foot thermal mode to open the inside of the cooperative flow passage 65.
  • the cooperative control device 61 outputs a control signal regarding the head cold foot heat mode also to the individual controller 50A of the seat air conditioner 1A. Thereby, in the seat air conditioner 1A, the operation of the refrigeration cycle 2A and the blower 7A is started.
  • the switching unit 41A, the switching unit 44A, the switching unit 45A, the switching unit 46A, and the cold air exhausting unit 49A in the supply destination switching mechanism 40A are opened, and the switching unit 42A, the switching unit 43A, the switching unit 47A, the warm air exhausting unit 48A It is closed.
  • the cold air C flowing from the coordinated flow path 65 into the supply destination switching mechanism 40A is , Without passing through the main flow path 33, it is led to the upper duct 25A of the sheet 70A.
  • the switching unit 41A and the switching unit 45A are open and the switching unit 43A is closed, so the warm air W flowing from the warm air outlet 12A is the main duct 21A in the sheet 70A. , The leg duct 23A, and the lower duct 27A.
  • the seat air conditioning system 100 can keep the area around the occupant's head in a low-temperature environment while heating a portion below the torso of the occupant sitting on the seat 70A.
  • the warm air W and the cold air C are supplied with respect to the one sheet
  • a two-stage cooling mode which is one aspect of the coordinated control in the present embodiment will be described with reference to FIG.
  • the cold air C by the cooling operation of a certain sheet air conditioner 1 is cooled by the cooling operation of the other sheet air conditioner 1, and supplied to one sheet 70 for cooling.
  • the state I say the state. That is, in the two-stage cooling mode, it can be said that the blown air is cooled stepwise using the two sheet air conditioners 1 in the sheet air conditioning system 100.
  • the cold air C by the sheet air conditioner 1B is supplied to the sheet air conditioner 1A, and the cold air C cooled by the sheet air conditioner 1A is supplied to the seat 70A which is the driver's seat for cooling.
  • the coordination control device 61 outputs a control signal regarding two-stage cooling to the individual control device 50B.
  • the operation of the refrigeration cycle 2B and the blower 7B is started.
  • the switching unit 42B, the switching unit 46B, and the hot air exhausting unit 48B in the supply destination switching mechanism 40B are opened, and the switching unit 41B, the switching unit 43B, the switching unit 44B, the switching unit 45B, the switching unit 47B, the cold air exhausting unit 49B It is closed.
  • the sheet air conditioning system 100 the supply destination of the cold air C by the sheet air conditioner 1B is switched to the coordinated flow path 65.
  • the coordinated control device 61 controls the operation of the coordinated switching unit 66 simultaneously with the control signal related to the coordinated cooling to open the interior of the coordinated flow passage 65.
  • the cooperative control device 61 outputs a control signal regarding two-stage cooling to the individual control device 50A of the sheet air conditioner 1A. Thereby, in the seat air conditioner 1A, the operation of the refrigeration cycle 2A and the blower 7A is started.
  • the switching unit 42A, the switching unit 43A, the switching unit 44A, the switching unit 45A, the switching unit 47A, and the warm air exhausting unit 48A in the supply destination switching mechanism 40A are opened, and the switching unit 41A, the switching unit 46A, the cold air exhausting unit 49A It is closed.
  • the switching part 46A in the supply destination switching mechanism 40A is closed and the switching part 47A is opened, so the cold air C passing through the coordinated flow path 65 from the sheet air conditioner 1B It is led to the suction port 11A via the supply flow path 37A.
  • the temperature of the air sucked from the suction port 11A is adjusted by the refrigeration cycle 2A and supplied from the hot air outlet 12A and the cold air outlet 13A. Therefore, the seat air conditioner 1A can adjust the temperature of the cold air C by the seat air conditioner 1B by the refrigeration cycle 2A and can supply it as the cold air C.
  • the switching unit 42A, the switching unit 43A, the switching unit 44A, the switching unit 45A, and the warm air exhausting unit 48A in the supply destination switching mechanism 40A are opened, and the switching unit 41A, the switching unit 46A, the cold air Since the exhaust unit 49A is closed, the cold air C cooled by the seat air conditioner 1A is supplied to the occupant of the seat 70A from all the air ducts of the seat 70A.
  • seat is used using the cold wind C cooled in steps by several sheet
  • the warm air W generated by the heating operation of a certain sheet air conditioner 1 is heated by the heating operation of another sheet air conditioner 1, and supplied to one sheet 70 for heating State to That is, in the two-stage heating mode, it can be said that the blown air is heated stepwise using the two sheet air conditioners 1 in the seat air conditioning system 100.
  • the warm air W by the seat air conditioner 1B is supplied to the seat air conditioner 1A, and the warm air W heated by the seat air conditioner 1A is supplied to the seat 70A which is the driver's seat for heating.
  • the coordination control device 61 outputs a control signal related to two-stage heating to the individual control device 50B.
  • the operation of the refrigeration cycle 2B and the blower 7B is started.
  • the switching unit 41B, the switching unit 43B, the switching unit 46B, and the cold air exhausting unit 49B in the supply destination switching mechanism 40B are opened, and the switching unit 42B, the switching unit 44B, the switching unit 45B, the switching unit 47B, the warm air exhausting unit 48B It is closed.
  • the sheet air conditioning system 100 according to the sheet air conditioning system 100, the supply destination of the warm air W by the sheet air conditioner 1B is switched to the coordinated flow path 65.
  • the coordinated control device 61 controls the operation of the coordinated switching unit 66 simultaneously with the control signal related to the coordinated cooling to open the interior of the coordinated flow passage 65.
  • the warm air W flowing from the seat air conditioner 1B into the coordinated flow path 65 can flow into the seat air conditioner 1A.
  • the cooperation control apparatus 61 outputs the control signal regarding two-step heating also with respect to the separate control apparatus 50A of 1 A of sheet
  • the switching unit 41A, the switching unit 43A, the switching unit 44A, the switching unit 45A, the switching unit 47A, and the cold air exhausting unit 49A in the supply destination switching mechanism 40A are opened, and the switching unit 42A, the switching unit 46A, the hot air exhausting unit 48A It is closed.
  • the switching unit 46A in the supply destination switching mechanism 40A is closed and the switching unit 47A is open, so the warm air W passing through the coordinated flow path 65 from the seat air conditioner 1B is suctioned. It is led to the suction port 11A via the mouth supply flow path 37A.
  • the temperature of the air sucked from the suction port 11A is adjusted by the refrigeration cycle 2A and supplied from the hot air outlet 12A and the cold air outlet 13A. Therefore, the seat air conditioner 1A can adjust the temperature of the warm air W by the seat air conditioner 1B by the refrigeration cycle 2A and supply it as the warm air W.
  • the switching unit 41A, the switching unit 43A, the switching unit 44A, the switching unit 45A, and the warm air exhausting unit 48A in the supply destination switching mechanism 40A are opened, and the switching unit 42A, the switching unit 46A, the cold air Since the exhaust unit 49A is closed, the warm air W heated by the seat air conditioner 1A is supplied to the occupant of the seat 70A from all the air ducts of the seat 70A.
  • the seat air conditioning system 100 using the warm air W heated stepwise by the sheet
  • the seat 70 can be heated. That is, according to the said sheet
  • a dehumidifying and heating mode which is one aspect of the coordinated control in the present embodiment will be described with reference to FIG.
  • the dehumidifying heating mode in the sheet air conditioning system 100, the cold air C dehumidified by the cooling operation of a certain sheet air conditioner 1 is heated by the heating operation of the other sheet air conditioner 1, and supplied to one sheet 70. I say the state.
  • the cold air C dehumidified by the seat air conditioner 1B is supplied to the seat air conditioner 1A, and the warm air W heated by the seat air conditioner 1A is supplied to the seat 70A which is the driver's seat.
  • the coordination control device 61 outputs a control signal regarding dehumidifying and heating to the individual control device 50B.
  • the operation of the refrigeration cycle 2B and the blower 7B is started.
  • the switching unit 42B, the switching unit 46B, and the hot air exhausting unit 48B in the supply destination switching mechanism 40B are opened, and the switching unit 41B, the switching unit 43B, the switching unit 44B, the switching unit 45B, the switching unit 47B, the cold air exhausting unit 49B It is closed.
  • the sheet air conditioning system 100 the supply destination of the cold air C by the sheet air conditioner 1B is switched to the coordinated flow path 65.
  • the coordinated control device 61 controls the operation of the coordinated switching unit 66 simultaneously with the control signal related to the coordinated cooling to open the interior of the coordinated flow passage 65.
  • the cooperative control device 61 outputs a control signal regarding dehumidifying and heating to the individual control device 50A of the seat air conditioner 1A simultaneously with the seat air conditioner 1B. Thereby, in the seat air conditioner 1A, the operation of the refrigeration cycle 2A and the blower 7A is started.
  • the switching unit 41A, the switching unit 43A, the switching unit 44A, the switching unit 45A, the switching unit 47A, and the cold air exhausting unit 49A in the supply destination switching mechanism 40A are opened, and the switching unit 42A, the switching unit 46A, the hot air exhausting unit 48A It is closed.
  • the switching part 46A in the supply destination switching mechanism 40A is closed and the switching part 47A is opened, so the cold air C passing through the coordinated flow path 65 from the sheet air conditioner 1B It is led to the suction port 11A via the supply flow path 37A.
  • the sheet air conditioner 1A As described above, in the sheet air conditioner 1A, the temperature of the air sucked from the suction port 11A is adjusted by the refrigeration cycle 2A and supplied from the hot air outlet 12A and the cold air outlet 13A. Therefore, the sheet air conditioner 1A can heat and adjust the temperature of the cold air C dehumidified by the seat air conditioner 1B by the refrigeration cycle 2A, and can supply it as the warm air W.
  • the switching unit 41A, the switching unit 43A, the switching unit 44A, the switching unit 45A, and the warm air exhausting unit 48A in the supply destination switching mechanism 40A are opened, and the switching unit 42A, the switching unit 46A, the cold air Since the exhaust unit 49A is closed, the warm air W heated by the seat air conditioner 1A is supplied to the occupant of the seat 70A from all the air ducts of the seat 70A.
  • the cold air C dehumidified by one sheet air conditioner 1 is heated by the other sheet air conditioner 1 by operating in a dehumidification heating mode. Can be supplied, and dehumidifying and heating can be performed on one sheet 70. That is, according to the said sheet
  • each seat air conditioner 1 controls the operation of the refrigeration cycle 2, the blower 7, and the blower switching unit 30 to make each seat 70 in the passenger compartment. Therefore, comfortable air conditioning corresponding to each can be realized.
  • the cooperation flow path 65 is arrange
  • crew sitting on the sheet 70 is improved. be able to.
  • seat air conditioner 1B is performed separately, and as shown in FIGS. Since this can be done, it is possible to realize various air conditioning for the occupant sitting on the seat 70 and to improve the comfort of the occupant.
  • the cold air C by the sheet air conditioner 1A and the cold air C by the sheet air conditioner 1B can be supplied to the sheet 70A by performing cooperative control in the cooperative cooling mode. it can. That is, the sheet air conditioning system 100 can increase the air volume of the cold air C supplied to the sheet 70A by effectively utilizing the sheet air conditioning apparatus 1B in addition to the sheet air conditioner 1A, and the occupant in the sheet 70A The comfort of can be enhanced.
  • the warm air W by the seat air conditioner 1A and the warm air W by the seat air conditioner 1B are supplied to the seat 70A by performing cooperative control in the coordinated heating mode.
  • the sheet air conditioning system 100 can increase the air volume of the warm air W supplied to the sheet 70A by effectively using the sheet air conditioner 1B in addition to the sheet air conditioner 1A, and the sheet 70A can be increased. The comfort of the occupant can be enhanced.
  • the seat 70A to be heated is operated by performing coordinated control in the dehumidifying mode and alternately repeating the self-heating state and the defrosting state.
  • frost formation of the evaporator 6A and the evaporator 6B can be prevented while continuing heating.
  • cold air C by the seat air conditioner 1B is carried out around the occupant's head via the upper duct 25A of the seat 70A by performing cooperative control in the head cold foot heat mode.
  • Hot air from the seat air conditioner 1A can be supplied to the trunk and feet of the occupant via the lower duct 27A of the seat 70A and the like.
  • the seat air conditioning system 100 can keep the area around the occupant's head in a low temperature environment while warming the portion below the torso of the occupant sitting on the seat 70A, thereby enhancing the occupant's comfort in the seat 70A. it can.
  • seat air conditioner 1 is the fan 7 in the other sheet
  • the air supplied to the suction port 11 is air-conditioned by the operation of the blower 7 and the refrigeration cycle 2.
  • the seat air conditioning system 100 since the temperature adjustment by the refrigeration cycle 2 of the other seat air conditioner 1 can be performed based on the air conditioning wind by the one seat air conditioner 1, the seat 70 is seated Air conditioning performance for occupants can be improved.
  • seat air conditioner 1 is performed separately, and since operation content can be separated, various air conditioning for the passenger
  • the cold air C by the seat air conditioner 1B is supplied from the suction port 11A to the seat air conditioner 1A by performing cooperative control in the two-stage cooling mode. It can be further cooled by the air conditioner 1A and supplied to the occupant of the seat 70A. That is, the seat air conditioning system 100 can cool the seat 70 by using the cold air C cooled stepwise by the seat air conditioner 1A and the seat air conditioner 1B, thereby enhancing the comfort of the occupant in the seat 70A. it can.
  • the warm air W by the seat air conditioner 1B is supplied from the suction port 11A to the seat air conditioner 1A by performing cooperative control in the two-step heating mode. Further heating can be performed by the seat air conditioner 1A to supply the occupant of the seat 70A. That is, the seat air conditioning system 100 can heat the seat 70 by using the warm air W heated stepwise by the seat air conditioner 1A and the seat air conditioner 1B, thereby enhancing the comfort of the occupant in the seat 70A. Can.
  • the seat air conditioning system 100 cold air C by the seat air conditioner 1B is supplied from the suction port 11A to the seat air conditioner 1A by performing cooperative control in the dehumidifying and heating mode, and the seat air conditioning is performed.
  • the apparatus 1A can heat and supply the occupant of the seat 70A. That is, according to the said sheet
  • the seat air conditioner 1A disposed in the seat 70A corresponding to the driver's seat, and the seat 70B corresponding to the passenger seat Although the sheet
  • the seat air conditioning system constituting the seat air conditioning system according to the present disclosure is not limited to the arrangement of the seats in the cabin as long as the seat air conditioning system is disposed on a plurality of seats disposed in the cabin.
  • the invention can be applied to a front seat and a seat corresponding to the rear seat, or to one seat corresponding to the rear seat and another seat corresponding to the rear seat.
  • the present invention is not limited to this aspect.
  • the seat air conditioning system according to the present disclosure can be configured for three or more seat air conditioning devices.
  • seat air conditioner 1 although the servomotor and the door member were arrange
  • the door members of the switching units may be opened and closed by transmitting drive forces of a smaller number of servomotors than the switching units in the air blowing switching unit 30 using a link mechanism or the like.
  • the door member in each switching part may be comprised with a plate-shaped member, and it is also possible to comprise with a film-like member.
  • the air flow switching unit 30 in the embodiment described above includes the hot air supply flow passage 31 to the suction port supply flow passage 37, the switching units 41 to 47, the warm air exhausting unit 48, and the cold air exhausting unit 49. Although it had comprised, it is not limited to this aspect.
  • the air blow switching unit in the present disclosure may be configured to be able to switch the air conditioning air supply destination to the coordinated flow channel, and the number and arrangement of the flow channels and switching units may be selected according to the content of coordinated control required. It can be changed.
  • the cold air C by the sheet air conditioner 1B is supplied from the upper duct 25A of the sheet 70A, and the sheet air conditioner is from the lower duct 27A of the sheet 70A.
  • the warm air W by 1A was supplied, it is not limited to this aspect. That is, it is also possible to supply cold air C by the sheet air conditioner 1A from the upper duct 25A of the sheet 70A and to supply warm air W by the sheet air conditioner 1B from the lower duct 27A of the sheet 70A.
  • warm air or cold air is supplied from one of a plurality of seat air conditioners constituting the seat air conditioning system and cold air or warm air is supplied from the other of the seat air conditioners to a seat targeted for the head cold foot thermal mode.
  • the supplied cold air is blown out from the upper outlet of the sheet, and the supplied warm air is blown out from the lower outlet of the sheet.
  • the seat air conditioning system 100 is applied to an electric vehicle, but the present invention is not limited to this aspect.
  • the seat air conditioning system which concerns on this indication should just be a vehicle which has a some sheet

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Power Engineering (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Seats For Vehicles (AREA)
PCT/JP2018/018300 2017-06-22 2018-05-11 シート空調システム Ceased WO2018235450A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE112018003205.1T DE112018003205T5 (de) 2017-06-22 2018-05-11 Sitzklimatisierungssystem
CN201880041221.XA CN110799364B (zh) 2017-06-22 2018-05-11 座椅空调系统
US16/692,693 US10981475B2 (en) 2017-06-22 2019-11-22 Seat air-conditioning system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-122229 2017-06-22
JP2017122229A JP6766762B2 (ja) 2017-06-22 2017-06-22 シート空調システム

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US16/692,693 Continuation US10981475B2 (en) 2017-06-22 2019-11-22 Seat air-conditioning system

Publications (1)

Publication Number Publication Date
WO2018235450A1 true WO2018235450A1 (ja) 2018-12-27

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PCT/JP2018/018300 Ceased WO2018235450A1 (ja) 2017-06-22 2018-05-11 シート空調システム

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US (1) US10981475B2 (https=)
JP (1) JP6766762B2 (https=)
CN (1) CN110799364B (https=)
DE (1) DE112018003205T5 (https=)
WO (1) WO2018235450A1 (https=)

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JP2020066377A (ja) * 2018-10-26 2020-04-30 本田技研工業株式会社 車両用空調装置
FR3090519B1 (fr) * 2018-12-20 2022-06-17 Faurecia Sieges Dautomobile Dispositif de ventilation pour siege de vehicule
GB202005138D0 (en) * 2020-04-07 2020-05-20 United Tech Research Center Ireland Limited Personal heating ventilation and air conditioning system in aircraft seat

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JP2019006198A (ja) 2019-01-17
US20200086775A1 (en) 2020-03-19
JP6766762B2 (ja) 2020-10-14
CN110799364A (zh) 2020-02-14
US10981475B2 (en) 2021-04-20
DE112018003205T5 (de) 2020-03-19
CN110799364B (zh) 2022-11-25

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