WO2016117065A1 - 室内機および冷凍サイクル装置 - Google Patents
室内機および冷凍サイクル装置 Download PDFInfo
- Publication number
- WO2016117065A1 WO2016117065A1 PCT/JP2015/051616 JP2015051616W WO2016117065A1 WO 2016117065 A1 WO2016117065 A1 WO 2016117065A1 JP 2015051616 W JP2015051616 W JP 2015051616W WO 2016117065 A1 WO2016117065 A1 WO 2016117065A1
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- WIPO (PCT)
- Prior art keywords
- indoor unit
- main unit
- unit
- refrigerant
- pipe connection
- Prior art date
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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
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
- F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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
- F24F1/0068—Indoor units, e.g. fan coil units characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/20—Electric components for separate outdoor units
- F24F1/22—Arrangement or mounting thereof
-
- 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
- F24F13/20—Casings or covers
-
- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
- F24F13/224—Means for preventing condensation or evacuating condensate for evacuating condensate in a window-type room air conditioner
-
- 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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/26—Refrigerant piping
- F24F1/34—Protection means thereof, e.g. covers for refrigerant pipes
-
- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
-
- 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
- F24F13/32—Supports for air-conditioning, air-humidification or ventilation units
Definitions
- This invention relates to an indoor unit of a refrigeration cycle apparatus such as an air conditioner.
- the work space is limited by performing the work after the main unit is installed behind the ceiling. For this reason, the structure which can work easily to an indoor unit was desired.
- an object of the present invention is to obtain an indoor unit or the like that can easily perform work when performing construction.
- An indoor unit includes a main unit having a suction port through which air from the room flows in and a blow-out port for blowing air into the room, and an electrical component box that houses electrical equipment and is installed on the outer surface side of the main unit.
- a refrigerant pipe connection portion to which a refrigerant pipe through which the refrigerant passes is connected, a drain pipe connection portion to which a drain pipe through which drain water discharged from the main body unit passes is connected.
- Installation bolt mounting brackets that fix the main unit to the installation bolts hung on the back, and have the refrigerant pipe connection part, drain pipe connection part, and electrical box on the same installation surface, and the main unit is also installed on the installation surface When viewed from the side, the installation surface is located closer to the front side than the tip of the installation bolt mounting bracket.
- the refrigerant pipe connection part, the drain pipe connection part, and the electrical component box are on the same installation surface, and the installation surface is attached to the installation bolt for fixing the main unit. Since it is located in front of the tip of the metal fitting, it becomes easier for the operator to understand the construction site. For example, in the case of a system ceiling, by removing the ceiling plate next to the ceiling opening where the main unit is installed, the installation bolts and installation bolt mounting brackets can be used for electrical wiring and piping work without interfering with the work. It can be done easily.
- FIG. 1 is a view showing an appearance of an indoor unit 100 according to Embodiment 1 of the present invention.
- a four-way cassette type indoor unit 100 having blowout ports 3 in four directions in a format that can be embedded in a ceiling in the room will be described.
- the indoor unit 100 is connected to an outdoor unit 200, which will be described later, and constitutes a refrigerant circuit that circulates refrigerant and performs refrigeration, air conditioning, and the like.
- the indoor unit 100 of an air conditioner will be described.
- the box-shaped main unit 1 constituting the indoor unit 100 incorporates, for example, an indoor heat exchanger 110 in a casing constituting the main unit 1 as described later.
- the main unit 1 is chamfered at the four corners to form slopes.
- a decorative panel 2 that faces the indoor space and serves as an exterior panel of the indoor unit 100 is mounted below the main unit 1.
- a suction grill 5 that constitutes a suction port for sucking indoor air into the main body unit 1 is installed in the central portion of the decorative panel 2.
- the blower outlet 3 provided with the wind direction adjustment vane, respectively.
- the indoor unit 100 of the present embodiment has an electrical component box 30, a refrigerant pipe connection part 31, a drain pipe connection part 32, and a mounting bolt mounting bracket 33 on the outer surface side of the main unit 1.
- the electrical component box 30, the refrigerant pipe connection part 31, and the drain pipe connection part 32 are installed particularly on the side wall (side surface) of the main unit 1 (housing).
- the electrical product box 30 is a box (housing) that houses electrical equipment (electrical goods) such as a drive circuit that drives equipment (for example, a fan) included in the indoor unit 100 and a control device that controls driving of the equipment.
- the control device is composed of, for example, a microprocessor unit.
- the refrigerant pipe connection part 31 is a connection part between the indoor heat exchanger 110 in the main unit 1 and the refrigerant pipe.
- the refrigerant pipe includes a gas refrigerant pipe 300 through which a gaseous (including gas-liquid two-phase state) refrigerant passes and a liquid refrigerant pipe 400 through which a liquid (including gas-liquid two-phase state) refrigerant passes. is there.
- the drain pipe connection portion 32 is a connection portion between the drain pipe that drains drain water collected by the drain pan 7 described later to the outside of the indoor unit 100 and the drain pan 7 in the main unit 1.
- FIG. 2 is a perspective view showing an installed state of the indoor unit 100 according to Embodiment 1 of the present invention.
- mounting bolt mounting brackets (hanging brackets) 33 are mounted on slopes formed at the four corners by chamfering.
- four installation bolts 40 are suspended from the ceiling.
- the installation bolt mounting bracket 33 and the installation bolt 40 are fastened at an arbitrary position to fix the main unit 1.
- the decorative panel 2 can be attached to the main unit 1 from the indoor space side, and the indoor unit 100 can be installed on the ceiling.
- FIG. 3 and 4 are views of the main unit 1 according to Embodiment 1 of the present invention as viewed from the indoor space side (lower side). 4 is a view in which the drain pan 7 and the bell mouth 8 are removed from the main unit 1 shown in FIG.
- the indoor unit 100 has a turbo fan 6 in the center portion inside the main unit 1. When the turbo fan 6 is driven, an air flow path from the suction port through the body unit 1 to the blowout port 3 is formed. Further, the drain pan 7 collects drain water generated from the indoor heat exchanger 110 arranged so as to surround the turbo fan 6. The bell mouth 8 rectifies the air flowing from the suction port by driving the turbo fan 6.
- the indoor heat exchanger 110 functions as an evaporator that evaporates the refrigerant and cools the indoor air during cooling operation, for example. Moreover, it functions as a condenser which condenses the refrigerant and heats indoor air during heating operation.
- FIG. 5 is a diagram for explaining the size of the indoor unit 100 according to Embodiment 1 of the present invention.
- the main unit 1 matches the size of the ceiling frame A of the system ceiling with the relationship of sucking and blowing indoor air. And considering the air flow path in the main body unit 1 and the like, it is better to be close to the size of the ceiling frame A.
- the electrical component box 30 is installed not in the inner surface side of the main body unit 1 but in the outer surface side. For this reason, the internal space of the main unit 1 can be further expanded, such as a flow path of air passing through the main unit 1.
- Wirings such as signal lines for connecting the electrical devices in the electrical component box 30 and the devices in the main unit 1 are passed through holes formed in the main unit 1. Since the internal space is widened, the breakage of the wiring can be reduced and the reliability can be improved. Moreover, in order to expand the area of the installation surface on which the electrical component box 30 is installed, the slope adjacent to the installation surface is shorter than the other slopes.
- coolant piping connection part 31, and the drain piping connection part 32 are installed in the same surface. Further, the front end portion of the mounting bolt mounting bracket 33 attached to the slope of the main unit 1 is prevented from coming out of the installation surface of the electrical component box 30, the refrigerant pipe connection portion 31, and the drain pipe connection portion 32. For this reason, when the piping work and electrical wiring work of the indoor unit 100 are performed, the installation bolt 40 does not interfere with the work, so that the work becomes easy.
- the overall size is set by installing the electrical component box 30 on the outer surface side of the main unit 1.
- the dimension of the ceiling frame A will be exceeded.
- these devices are installed behind the ceiling. Therefore, it is only necessary that the lower surface of the main unit 1 is within the ceiling frame A when the ceiling direction is viewed from the indoor space side.
- the indoor unit 100 of the first embodiment in the indoor unit 100 of the present embodiment, by installing the electrical component box 30 on the outer surface of the main unit 1, the air in the main unit 1.
- the flow path can be expanded.
- the refrigerant pipe connection part 31, the drain pipe connection part 32, and the electrical component box 30 are on the same installation surface, it is possible to concentrate a work space for electrical work and wiring work.
- FIG. FIG. 6 is a diagram showing the configuration of the indoor unit 100 according to Embodiment 2 of the present invention. 6 is the same as that described in the first embodiment.
- a heat insulating material 50 covers piping and the like, for example, for heat insulation and prevention of condensation on the piping.
- a heat insulating process is performed to cover the refrigerant pipe and the drain pipe with the heat insulating material 50 when performing piping work.
- the refrigerant pipe connection portion 31 and the drain pipe connection portion 32 are also covered with the heat insulating material 50 to perform heat insulation processing.
- the chamfered slope has a wide width, and the refrigerant pipe connection part 31 and the drain pipe connection part 32 are often installed on the slope. For this reason, it was difficult to perform the heat insulation process which covers the heat insulating material 50. Therefore, in the present embodiment, the refrigerant pipe connection part 31 and the drain pipe connection part 32 are installed so as to be perpendicular to the installation surface of the main unit 1. For this reason, it is not necessary to perform the operation
- FIG. 7 is a diagram showing an installation surface of the main unit 1 of the indoor unit 100 according to Embodiment 2 of the present invention.
- the refrigerant pipe connection portion 31 is sandwiched between the housing of the main unit 1 serving as the installation surface and the mounting plate 41, and a part of the mounting plate 41 and a part of the housing are connected. Install them one on top of the other. Since the indoor unit 100 of the present embodiment does not install the refrigerant pipe connection part 31 on the slope, the refrigerant pipe connection part 31 can be easily sandwiched by the attachment plate 41. And it can seal (seal
- the refrigerant pipe connection portion 31 and the drain pipe connection portion 32 are installed on the main unit 1 so that the refrigerant pipe connection portion 31 and the drain pipe connection portion 32 face in the vertical direction. It is possible to carry out the heat insulation work in the construction more easily. In addition, air conditioned air can be prevented from leaking into the ceiling.
- FIG. 8 is a diagram illustrating a configuration example of an air conditioner according to Embodiment 3 of the present invention.
- FIG. 8 shows an air conditioner as an example of a refrigeration cycle apparatus.
- the air conditioner of FIG. 8 connects an outdoor unit (outdoor unit) 200 and the indoor unit (indoor unit) 100 described in Embodiment 1 through a gas refrigerant pipe 300 and a liquid refrigerant pipe 400.
- the outdoor unit 200 includes a compressor 210, a four-way valve 220, an outdoor heat exchanger 230, and an expansion valve 240.
- Compressor 210 compresses and discharges the sucked refrigerant.
- the compressor 210 changes the capacity of the compressor 210 (the amount of refrigerant sent out per unit time) by arbitrarily changing the operating frequency by, for example, an inverter circuit. It may be a thing.
- the four-way valve 220 is a valve that switches the flow of the refrigerant between, for example, a cooling operation and a heating operation.
- the outdoor heat exchanger 230 in the present embodiment performs heat exchange between the refrigerant and air (outdoor air). For example, it functions as an evaporator during heating operation, evaporating and evaporating the refrigerant. Moreover, it functions as a condenser during the cooling operation, and condenses and liquefies the refrigerant.
- An expansion valve 240 such as a throttle device (flow rate control means) decompresses the refrigerant to expand it. For example, when an electronic expansion valve is used, the opening degree is adjusted based on an instruction from a control device (not shown).
- the indoor heat exchanger 110 performs heat exchange between air to be air-conditioned and a refrigerant, for example. During heating operation, it functions as a condenser and condenses and liquefies the refrigerant. Moreover, it functions as an evaporator during cooling operation, evaporating and evaporating the refrigerant.
- the heating operation and the cooling operation can be realized.
- the indoor unit 100 has been described as a four-way cassette type indoor unit that blows out air in four directions from the four outlets 3, but is not limited thereto.
- the present invention can also be applied to other ceiling-embedded indoor units corresponding to two-way and three-way air flows. Further, the present invention can be applied not only to the ceiling-embedded indoor unit but also to other types of indoor units.
- the air conditioner has been described as an example of the refrigeration cycle apparatus.
- the present invention is not limited to this.
- the present invention can be applied to other refrigeration cycle apparatuses such as a refrigeration apparatus and a refrigeration apparatus.
- it can be applied not only to the refrigeration cycle apparatus but also to a blower, a ventilator, or the like.
Abstract
Description
図1はこの発明の実施の形態1における室内機100の外観を示す図である。本実施の形態では、室内機の代表例として、室内の天井に埋め込むことができる形式で、四方向に吹出口3を有する四方向カセット形の室内機100について説明する。室内機100は、後述する室外機200と配管接続し、冷媒を循環して、冷凍、空気調和などを行う冷媒回路を構成する。ここでは、空気調和機の室内機100として説明する。
図6はこの発明の実施の形態2に係る室内機100の構成を示す図である。図6において、実施の形態1において説明したことと同様である。図6において、断熱材50は、配管などを覆い、たとえば、断熱、配管の結露防止などをはかるものである。
図8はこの発明の実施の形態3に係る空気調和機の構成例を表す図である。ここで、図8では空気調和機を冷凍サイクル装置の例として示している。図8において、図1などにおいて説明したものについては、同様の動作を行うものとする。図8の空気調和機は、室外機(室外ユニット)200と、実施の形態1において説明した室内機(室内ユニット)100とをガス冷媒配管300、液冷媒配管400により配管接続する。室外機200は、圧縮機210、四方弁220、室外熱交換器230および膨張弁240を有している。
Claims (5)
- 室内からの空気が流入する吸込口と前記室内に空気を吹き出す吹出口とを有する本体ユニットと、
電気機器を収容し、前記本体ユニットの外面側に設置される電気品箱と、
冷媒が通過する冷媒配管が接続される冷媒配管接続部と、
前記本体ユニットから排出するドレン水が通過するドレン配管が接続されるドレン配管接続部と、
前記本体ユニットの外面側に設置され、天井裏に吊り下げられた据付ボルトに前記本体ユニットを固定する据付ボルト取付金具とを備え、
前記冷媒配管接続部、前記ドレン配管接続部および前記電気品箱を同じ設置面に有し、また、前記本体ユニットを前記設置面側から見たときに、前記設置面が前記据付ボルト取付金具の先端部分よりも手前側に位置する室内機。 - 前記冷媒配管接続部が、前記設置面に対して垂直方向となるように設置される請求項1に記載の室内機。
- 前記ドレン配管接続部が、前記設置面に対して垂直方向となるように設置される請求項1または請求項2に記載の室内機。
- 前記室内の天井に埋め込むことができ、前記室内に面して、前記吸込口および四方向に前記吹出口を有する四方向カセット形である請求項1~請求項3のいずれか一項に記載の室内機。
- 請求項1~4のいずれか一項に記載の室内機と、
該室内機側に熱供給を行う室外機と
を備える冷凍サイクル装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201580060530.8A CN107076432A (zh) | 2015-01-22 | 2015-01-22 | 室内机及制冷循环装置 |
EP15871291.9A EP3088814B1 (en) | 2015-01-22 | 2015-01-22 | Indoor unit and refrigeration cycle device |
US15/522,948 US10473341B2 (en) | 2015-01-22 | 2015-01-22 | Indoor unit and refrigeration cycle apparatus |
PCT/JP2015/051616 WO2016117065A1 (ja) | 2015-01-22 | 2015-01-22 | 室内機および冷凍サイクル装置 |
JP2016570408A JP6373413B2 (ja) | 2015-01-22 | 2015-01-22 | 室内機および冷凍サイクル装置 |
Applications Claiming Priority (1)
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PCT/JP2015/051616 WO2016117065A1 (ja) | 2015-01-22 | 2015-01-22 | 室内機および冷凍サイクル装置 |
Publications (1)
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WO2016117065A1 true WO2016117065A1 (ja) | 2016-07-28 |
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PCT/JP2015/051616 WO2016117065A1 (ja) | 2015-01-22 | 2015-01-22 | 室内機および冷凍サイクル装置 |
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US (1) | US10473341B2 (ja) |
EP (1) | EP3088814B1 (ja) |
JP (1) | JP6373413B2 (ja) |
CN (1) | CN107076432A (ja) |
WO (1) | WO2016117065A1 (ja) |
Cited By (2)
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WO2020179481A1 (ja) * | 2019-03-05 | 2020-09-10 | ダイキン工業株式会社 | 空気調和装置 |
EP3842705A4 (en) * | 2018-08-24 | 2022-08-10 | Fujitsu General Limited | AIR CONDITIONING EMBEDDED IN A ROOM CEILING |
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ES2888629T3 (es) * | 2017-06-23 | 2022-01-05 | Daikin Ind Ltd | Unidad interior de aire acondicionado |
JP7065326B2 (ja) * | 2018-02-22 | 2022-05-12 | パナソニックIpマネジメント株式会社 | 室内機、空気調和装置 |
CN110594857A (zh) * | 2018-05-25 | 2019-12-20 | 大金工业株式会社 | 空调室内机 |
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2015
- 2015-01-22 WO PCT/JP2015/051616 patent/WO2016117065A1/ja active Application Filing
- 2015-01-22 US US15/522,948 patent/US10473341B2/en active Active
- 2015-01-22 EP EP15871291.9A patent/EP3088814B1/en active Active
- 2015-01-22 CN CN201580060530.8A patent/CN107076432A/zh active Pending
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EP3842705A4 (en) * | 2018-08-24 | 2022-08-10 | Fujitsu General Limited | AIR CONDITIONING EMBEDDED IN A ROOM CEILING |
WO2020179481A1 (ja) * | 2019-03-05 | 2020-09-10 | ダイキン工業株式会社 | 空気調和装置 |
Also Published As
Publication number | Publication date |
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JPWO2016117065A1 (ja) | 2017-06-15 |
US20170328580A1 (en) | 2017-11-16 |
EP3088814A4 (en) | 2017-03-01 |
EP3088814B1 (en) | 2019-02-27 |
CN107076432A (zh) | 2017-08-18 |
US10473341B2 (en) | 2019-11-12 |
EP3088814A1 (en) | 2016-11-02 |
JP6373413B2 (ja) | 2018-08-15 |
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