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WO2017017851A1 - Unité intérieure de climatiseurs - Google Patents

Unité intérieure de climatiseurs Download PDF

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Publication number
WO2017017851A1
WO2017017851A1 PCT/JP2015/071699 JP2015071699W WO2017017851A1 WO 2017017851 A1 WO2017017851 A1 WO 2017017851A1 JP 2015071699 W JP2015071699 W JP 2015071699W WO 2017017851 A1 WO2017017851 A1 WO 2017017851A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
suction port
casing
indoor unit
air passage
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/JP2015/071699
Other languages
English (en)
Japanese (ja)
Inventor
中川　英知
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2017530577A priority Critical patent/JP6385582B2/ja
Priority to PCT/JP2015/071699 priority patent/WO2017017851A1/fr
Priority to CN201590001145.1U priority patent/CN206890670U/zh
Publication of WO2017017851A1 publication Critical patent/WO2017017851A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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
    • F24F13/28—Arrangement or mounting of filters

Definitions

  • the present invention relates to an indoor unit of an air conditioner in which a blower is arranged on the upstream side of a heat exchanger.
  • an indoor unit of an air conditioner like Patent Document 1 needs to send indoor air sucked in by a blower to a heat exchanger without leakage. Moreover, it is necessary to blow out the conditioned air heat-exchanged by the heat exchanger from the outlet to the indoor space without leakage. For this reason, the air passage from the suction port at the upper part of the casing to the air outlet at the lower part of the casing is sealed to prevent air leakage in the middle of the air passage.
  • the heat exchanger tube storage part which seals the edge part of the several heat exchanger tube of a heat exchanger is provided in the air channel outer chamber provided in the side of the heat exchanger in the inside of a casing.
  • an electrical component box containing a control board is provided in the vicinity of the heat transfer tube storage part of the air passage outer chamber.
  • the present invention has been made to solve the above-described problems, and an object of the present invention is to provide an indoor unit of an air conditioner that can suppress a temperature rise around an electrical component box.
  • the indoor unit of the air conditioner according to the present invention is provided on the downstream side of the first suction port in the casing, the casing having the first suction port in the upper part and the first air outlet in the lower part, A blower having a second suction port at the top, a heat exchanger provided on the downstream side of the blower inside the casing and having a plurality of fins and a plurality of heat transfer tubes, and the heat inside the casing
  • An air passage outer chamber provided on a side of the exchanger, provided in the air passage outer chamber, a heat transfer tube storage portion storing one end of the heat transfer tube, and provided in the air passage outer chamber
  • An electrical component box that houses the control device, and has an air passage that communicates between the first air inlet and the second air inlet and the air passage outer chamber.
  • an air passage is formed that communicates between the suction port of the casing and the suction port of the blower and the air passage outer chamber provided with the electrical component box.
  • the air around the electrical component box can be sucked from the air passage by the blower.
  • Embodiment 1 of the present invention It is the perspective view which looked at the indoor unit of the air conditioner concerning Embodiment 1 of the present invention from the front right side. It is a front view which shows typically the inside of the indoor unit of the air conditioner which concerns on Embodiment 1 of this invention. It is a perspective view of the surroundings of the air blower of the indoor unit of the air conditioner which concerns on Embodiment 2 of this invention. It is a front view which shows typically the inside of the indoor unit of the air conditioner which concerns on Embodiment 2 of this invention.
  • FIG. 1 is a perspective view of an air conditioner indoor unit 100 according to Embodiment 1 of the present invention as viewed from the front right side
  • FIG. 2 is an air conditioner indoor unit according to Embodiment 1 of the present invention.
  • 1 is a front view schematically showing the inside of 100.
  • FIG. 1 the arrow in FIG. 2 has shown the flow of air.
  • two air blowers 10 having the same configuration are provided side by side.
  • the present invention is not limited to this, and one or three or more may be provided.
  • FIG. 2 only one air blower 10 is shown for convenience.
  • FIG. 1 and FIG. 2 the structure of the indoor unit 100 which concerns on this Embodiment 1 is demonstrated.
  • This indoor unit 100 supplies conditioned air to an air-conditioning target area such as a room by using a refrigeration cycle in which a refrigerant is circulated.
  • the indoor unit 100 mainly includes a casing 1 in which a first inlet 2 for sucking indoor air into the interior and a first outlet 3 for supplying conditioned air to an air-conditioning target area, and the casing 1.
  • a blower 10 that is housed in the interior, sucks room air from the first suction port 2, and blows out conditioned air from the first blower outlet 3, and is disposed in the air passage from the blower 10 to the first blower outlet 3.
  • a heat exchanger 20 that creates conditioned air by exchanging heat with room air.
  • the air path (arrow of FIG. 2) is connected in the casing 1 by these components.
  • the first suction port 2 is formed in the upper part of the casing 1.
  • the 1st blower outlet 3 is formed in the lower part of the casing 1, more specifically, the front part of the casing 1 lower opening side.
  • the first air outlet 3 is provided with a wind direction plate 4 in order to send air that has been cooled, heated, dehumidified, and the like by the heat exchanger 20 (hereinafter referred to as conditioned air) in various directions in the indoor space. ing.
  • the blower 10 is provided on the downstream side of the first suction port 2 and the upstream side of the heat exchanger 20, for example, an axial flow fan, a mixed flow fan, a cross flow fan, a sirocco fan, or the like. And a fan storage portion 12 in which the fan 11 is disposed.
  • a second suction port 13 for sending air to the fan 11 is formed in the upper part of the blower 10, and a second part for sending air to the heat exchanger 20 provided downstream of the fan 11 is formed in the lower part of the blower 10.
  • Two air outlets 14 are formed.
  • the fan 11 is connected to a drive motor (not shown) that rotationally drives the fan 11.
  • the heat exchanger 20 is arranged on the upstream side of the first outlet 3 and on the downstream side of the blower 10.
  • the heat exchanger 20 includes a plurality of aluminum fins 21 stacked at regular intervals, and a plurality of heat transfer tubes 22 penetrating the aluminum fins 21.
  • the heat transfer tube 22 is connected to another heat transfer tube 22 at the end.
  • the heat transfer tube 22 branches a refrigerant sent from an outdoor heat exchanger (not shown) provided in an outdoor unit (not shown) of the air conditioner into a plurality of parts, and has resistance caused by the flow of the refrigerant. A plurality are provided for relaxation.
  • an air passage outer chamber 30 is provided on the side of the heat exchanger 20 inside the casing 1, and one end portion of the plurality of heat transfer tubes 22 is provided in the air passage outer chamber 30. It is stored in the heat tube storage unit 23. In addition, you may further provide the heat exchanger tube accommodating part which accommodates the other edge part of the some heat exchanger tube 22. As shown in FIG.
  • Two pipes 24 are provided at one end of the heat exchanger 20. These pipes 24 are connected to an outdoor heat exchanger, and in one pipe 24, the refrigerant sent from the outdoor heat exchanger to the heat exchanger 20 flows, and the other pipe 24 is connected to the outdoor from the heat exchanger 20. The refrigerant sent to the heat exchanger flows.
  • an electrical component box 6 storing a control board 5 for controlling the blower 10 and the wind direction plate 4 is provided.
  • the electrical component box 6 houses a control board 5 that controls the blower 10 and the wind direction plate 4.
  • electronic components (not shown) disposed on the control board 5 are accommodated. ) Generates heat.
  • the electrical component box 6 is promoted to increase in internal temperature due to heat generated by the electronic components. As a result, the electronic components arranged on the control board 5 may be damaged due to heat.
  • the second suction port 13 is formed at a position different from the first suction port 2, specifically, the second suction port 13 is formed on the downstream side of the first suction port 2. And the air path 31 which connects between the 1st inlet 2 and the 2nd inlet 13 and the air path outer chamber 30 in which the electrical component box 6 was provided is formed.
  • the air around the electrical component box 6 in the air passage outer chamber 30 can be sucked from the air passage 31 by the blower 10. As a result, it is possible to eliminate the accumulation of heat around the electrical component box 6 in the air passage outer chamber 30 and to suppress the temperature rise around the electrical component box 6, so that it is arranged on the control board 5 in the electrical component box 6. The failure of the electronic component can be suppressed.
  • air other than the air passage 31 is prevented from flowing into the air passage 30 from the second suction port 13 of the blower 10 to the first air outlet 3.
  • the indoor unit 100 which concerns on this Embodiment 1, while being able to perform an efficient operation, the failure of an electronic component can be suppressed and the dew condensation at the time of air_conditionaing
  • cooling operation can be suppressed. Therefore, the indoor unit 100 of a high quality air conditioner can be provided.
  • FIG. 3 is a perspective view around the air blower 10 of the indoor unit 101 of the air conditioner according to Embodiment 2 of the present invention
  • FIG. 4 is an indoor unit of the air conditioner according to Embodiment 2 of the present invention.
  • 1 is a front view schematically showing the inside of 101.
  • FIG. 4 has shown the flow of air.
  • two air blowers 10 having the same configuration are provided side by side.
  • the present invention is not limited to this, and one or three or more may be provided.
  • FIG. 4 only one air blower 10 is shown for convenience.
  • a filter storage unit 40 is provided between the first suction port 2 and the second suction port 13.
  • a filter housing case 41 in which a filter 42 is housed is attached to the filter housing portion 40.
  • the filter 42 is for suppressing indoor dust and the like from entering the interior of the indoor unit 101 and adhering to the heat exchanger 20.
  • the filter storage case 41 attached to the upstream side of the second suction port 13 is attached so that it can be easily attached and detached from the filter storage portion 40 when cleaning the dust attached to the filter 42 and the like.
  • a vent hole 44 is formed in a side portion of the filter storage portion 40 so as to communicate the filter storage portion 40 with the air passage outer chamber 30 provided with the electrical component box 6.
  • a vent hole 43 for communicating the filter storage case 41 and the air passage outer chamber 30 is formed.
  • vent holes 43 and 44 correspond to the “air path” of the present invention.
  • FIG. 3 although the case where an axial flow fan is used as the fan 11 of the air blower 10 is described as an example, in that case, the position of the vent hole 44 formed in the side portion of the filter storage unit 40 is Generation
  • the fan storage portion 12 and the filter storage portion 40 are integrally formed, but may be provided separately.
  • the filter storage unit 40 is provided between the first suction port 2 and the second suction port 13, the side portion of the filter storage unit 40, and the filter storage Vent holes 43 and 44 are formed in the side portion of the filter storage case 41 attached to the portion 40 to communicate them with the air passage outer chamber 30 provided with the electrical component box 6.
  • vent holes 43 and 44 By forming the vent holes 43 and 44, the air around the electrical component box 6 can be sucked by the blower 10 from the vent holes 43 and 44. As a result, it is possible to eliminate the heat accumulation around the electrical component box 6 and suppress the temperature rise around the electrical component box 6, so that the failure of the electronic components arranged on the control board 5 in the electrical component box 6 can be prevented. Can be suppressed.
  • the indoor unit 101 As described above, according to the indoor unit 101 according to the second embodiment, it is possible to perform an efficient operation, suppress a failure of an electronic component, and suppress dew condensation during a cooling operation. Therefore, the indoor unit 101 of a high quality air conditioner can be provided.
  • the filter housing case 41 in which the filter 42 is housed is detachably attached to the filter housing portion 40, but the filter 42 is directly detachably attached to the filter housing portion 40. It is good also as a structure. In that case, only the vent hole 44 may be formed.

Landscapes

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

Abstract

Cette unité intérieure de climatiseurs est équipée : d'un boîtier qui comporte un premier orifice d'aspiration au niveau de sa partie supérieure et un premier orifice de soufflage au niveau de sa partie inférieure ; d'une soufflante à air qui est agencée en aval par rapport au premier orifice d'aspiration à l'intérieur du boîtier, et qui comporte un second orifice d'aspiration au niveau de sa partie supérieure ; d'un échangeur de chaleur qui est disposé en aval de la soufflante d'air à l'intérieur du boîtier, et qui comporte une pluralité d'ailettes et une pluralité de tuyaux de transfert de chaleur ; d'une chambre extérieure de passage d'air qui est agencée latéralement par rapport à l'échangeur de chaleur à l'intérieur du boîtier ; d'une partie de stockage de tuyau de transfert de chaleur qui est agencée dans la chambre extérieure de passage d'air et stocke une extrémité des tuyaux de transfert de chaleur ; et d'un boîtier de composants électriques qui est agencé dans la chambre extérieure de passage d'air et stocke une unité de commande. L'unité intérieure comporte un passage d'air qui assure une communication entre l'espace entre le premier orifice d'aspiration et le second orifice d'aspiration et la chambre extérieure de passage d'air.
PCT/JP2015/071699 2015-07-30 2015-07-30 Unité intérieure de climatiseurs Ceased WO2017017851A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2017530577A JP6385582B2 (ja) 2015-07-30 2015-07-30 空気調和機の室内機
PCT/JP2015/071699 WO2017017851A1 (fr) 2015-07-30 2015-07-30 Unité intérieure de climatiseurs
CN201590001145.1U CN206890670U (zh) 2015-07-30 2015-07-30 空调机的室内机

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/071699 WO2017017851A1 (fr) 2015-07-30 2015-07-30 Unité intérieure de climatiseurs

Publications (1)

Publication Number Publication Date
WO2017017851A1 true WO2017017851A1 (fr) 2017-02-02

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2015/071699 Ceased WO2017017851A1 (fr) 2015-07-30 2015-07-30 Unité intérieure de climatiseurs

Country Status (3)

Country Link
JP (1) JP6385582B2 (fr)
CN (1) CN206890670U (fr)
WO (1) WO2017017851A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200096207A1 (en) * 2018-09-21 2020-03-26 Samsung Electronics Co., Ltd. Air conditioner

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6940453B2 (ja) * 2018-05-10 2021-09-29 株式会社ヴァレオジャパン フィルタ付き送風装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012127533A (ja) * 2010-12-13 2012-07-05 Fujitsu General Ltd ダクト型空気調和機の室内機
JP2012141069A (ja) * 2010-12-28 2012-07-26 Fujitsu General Ltd ダクト型空気調和機の室内機
JP2013064564A (ja) * 2011-09-20 2013-04-11 Panasonic Corp 空気調和機
JP2013130323A (ja) * 2011-12-20 2013-07-04 Mitsubishi Electric Corp 空気調和機の室内機
JP2013133992A (ja) * 2011-12-26 2013-07-08 Mitsubishi Electric Corp 空気調和機
JP2014119179A (ja) * 2012-12-17 2014-06-30 Mitsubishi Electric Corp 空気調和機の室内機
JP2014145561A (ja) * 2013-01-30 2014-08-14 Fujitsu General Ltd 空気調和機

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012127533A (ja) * 2010-12-13 2012-07-05 Fujitsu General Ltd ダクト型空気調和機の室内機
JP2012141069A (ja) * 2010-12-28 2012-07-26 Fujitsu General Ltd ダクト型空気調和機の室内機
JP2013064564A (ja) * 2011-09-20 2013-04-11 Panasonic Corp 空気調和機
JP2013130323A (ja) * 2011-12-20 2013-07-04 Mitsubishi Electric Corp 空気調和機の室内機
JP2013133992A (ja) * 2011-12-26 2013-07-08 Mitsubishi Electric Corp 空気調和機
JP2014119179A (ja) * 2012-12-17 2014-06-30 Mitsubishi Electric Corp 空気調和機の室内機
JP2014145561A (ja) * 2013-01-30 2014-08-14 Fujitsu General Ltd 空気調和機

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200096207A1 (en) * 2018-09-21 2020-03-26 Samsung Electronics Co., Ltd. Air conditioner
US11668473B2 (en) * 2018-09-21 2023-06-06 Samsung Electronics Co., Ltd. Air conditioner

Also Published As

Publication number Publication date
JPWO2017017851A1 (ja) 2018-02-08
CN206890670U (zh) 2018-01-16
JP6385582B2 (ja) 2018-09-05

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