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WO2018163574A1 - Climatiseur - Google Patents

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Publication number
WO2018163574A1
WO2018163574A1 PCT/JP2017/046584 JP2017046584W WO2018163574A1 WO 2018163574 A1 WO2018163574 A1 WO 2018163574A1 JP 2017046584 W JP2017046584 W JP 2017046584W WO 2018163574 A1 WO2018163574 A1 WO 2018163574A1
Authority
WO
WIPO (PCT)
Prior art keywords
movable
fan
air
stabilizer
ventilation path
Prior art date
Application number
PCT/JP2017/046584
Other languages
English (en)
Japanese (ja)
Inventor
酒井　浩一
岡　浩二
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to CN201780071568.4A priority Critical patent/CN109964041A/zh
Priority to JP2019504345A priority patent/JPWO2018163574A1/ja
Publication of WO2018163574A1 publication Critical patent/WO2018163574A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
    • F04D17/04—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal of transverse-flow type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • 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

Definitions

  • the present invention relates to an indoor ventilation path of an air conditioner.
  • the lower part of the outlet is configured by a diffuser that is pivotally supported by a support shaft.
  • An opening / closing plate that expands the front portion of the air outlet upward and that can be freely opened and closed between the expanding portion and the air passage is pivotally supported by the support shaft portion.
  • a wind guide plate is pivotally supported by the support shaft portion at the front end of the expanding portion (see, for example, Patent Document 1).
  • the movable diffuser simply expands / reduces the outlet and operates upward / downward, and does not correspond to increase / decrease in fan rotation speed, that is, increase / decrease in air flow. For this reason, it had the problem that ventilation performance fell.
  • the present invention solves the above-described conventional problems, and operates a movable portion provided in a stabilizer and a rear guider that form an indoor ventilation path in accordance with a change in the rotational speed of the fan, that is, a change in the air volume. Therefore, it aims at providing the air conditioner which improved energy efficiency.
  • an air conditioner of the present invention exchanges heat with a suction port, a fan that sucks air from the suction port, a motor that drives the fan, and air that is sucked from the suction port.
  • a control device At least one of the stabilizer and the rear guider is provided with a movable portion. The control device controls the movable portion to move based on the rotation speed of the fan.
  • the energy efficiency is improved by operating the movable part provided in the stabilizer or the rear guider that forms the indoor ventilation path in accordance with the change in the rotation speed of the fan, that is, the change in the air volume.
  • Air conditioner can be provided.
  • summary of the longitudinal cross-section at the time of the fan stop of the indoor unit of the air conditioner in Embodiment 1 of this invention The figure which shows the outline
  • An air conditioner includes a suction port, a fan that sucks air from the suction port, a motor that drives the fan, a heat exchanger that exchanges heat with the air sucked from the suction port, A blowout port through which the air heat-exchanged by the heat exchanger is blown out, a rear guider and a stabilizer that are arranged downstream of the fan and that form a ventilation path that guides the air to the blowout port, and a control device; It is equipped with. At least one of the stabilizer and the rear guider is provided with a movable portion. The control device controls the movable portion to move based on the rotation speed of the fan.
  • the motor input can be reduced regardless of the change in the air volume obtained from the fan rotation speed, so that energy saving can be realized.
  • turbulence can be reduced and noise can be reduced by smoothing the air flow.
  • by increasing the static pressure to stabilize the flow field it is possible to prevent the intermittent abnormal sound “basabasa” and the dew condensation / drip due to the backflow.
  • the control device when the air volume of the air blown from the air outlet is Q and the input to the motor is W, the control device is configured to maximize Q / W.
  • the movable operation of the movable part is controlled.
  • “maximum” includes “substantially maximum”.
  • the movable stabilizer which is the movable part provided in the stabilizer, has a larger outlet when the rotational speed of the fan is larger than when the rotational speed is small. It moves so that the above-mentioned ventilation path to may expand.
  • the movable rear guider that is the movable portion provided in the rear guider is larger when the rotational speed of the fan is smaller, It moves so that the said ventilation path to the said blower outlet may expand.
  • the movable stabilizer is configured such that one end on the upstream side of the ventilation path is rotatably supported and the other end on the downstream side of the ventilation path is movable.
  • the movable rear guider is configured such that one end on the upstream side of the ventilation path is rotatably supported and the other end on the downstream side of the ventilation path is movable. .
  • the movable angle of the movable part is preset in the control device based on the rotational speed of the fan.
  • the air conditioner of Embodiment 1 of the present invention is a so-called separate type air conditioner in which an indoor unit and an outdoor unit are connected to each other by a refrigerant pipe, a control wiring, and the like.
  • the indoor unit and the outdoor unit constitute a heat pump, and the outdoor unit is provided with a compressor.
  • the indoor unit in the air conditioner of the present embodiment is a wall-mounted indoor unit that is attached to an indoor wall surface.
  • FIG. 1 is a longitudinal sectional view showing a schematic configuration of an indoor unit operation stop in the air conditioner of the first embodiment.
  • the indoor unit 1 includes a main body 2 having a front opening 2a that serves as an air inlet, an upper surface opening 2b, and a blowout port 2c that blows out heat-exchanged air, and A front panel 3 is provided.
  • a filter 4 for removing dust contained in room air, a heat exchanger 5 for exchanging heat of the taken room air, and the front opening 2 a and the upper surface opening 2 b are taken in through the filter 4.
  • the fan 6 that is a cross-flow fan that generates airflow for exchanging the indoor air with the heat exchanger 5 and blowing it out of the air outlet 2c into the room, a motor (not shown) that drives the fan 6, and these configurations
  • a control device (not shown) for controlling the operation of the component is provided.
  • the air outlet 2c for blowing out the heat exchanged air in the air conditioner of the first embodiment, the air outlet 2c can be opened and closed and the air blowing direction can be changed in the vertical direction.
  • a vertical airflow direction changing blade 8 as means is provided.
  • Left and right wind direction changing blades 9 which are left and right wind direction changing means capable of changing the blowing direction of air around the air outlet 2c or around the up and down air direction changing blades 8 are provided. Furthermore, a movable rear guider 7a and a movable stabilizer 11a, which are movable parts that perform a rotating operation, are provided on a part of the blowout side of the rear guider 7 and the stabilizer 11, respectively. The movable rear guider 7a and the movable stabilizer 11a are respectively movable corresponding to the number of fan rotations. In the control device, the rotation angles of the movable rear guider 7a and the movable stabilizer 11a are set in advance corresponding to the number of rotations of the fan 6.
  • the control device moves the movable rear guider 7a and the movable stabilizer 11a so as to have a preset rotation angle with respect to the driving rotation number of the fan 6.
  • the rotation angle of the movable portion is set in advance corresponding to each rotation number of the fan 6 so that the rotation angle of the movable rear guider 7a and the movable stabilizer 11a increases as the rotation number of the fan 6 decreases.
  • the movable rear guider 7a and the movable stabilizer 11a move so as to reduce the ventilation path 10.
  • the movable rear guider 7a and the movable stabilizer 11a move so as to slightly reduce the ventilation path 10.
  • the movable rear guider 7a and the movable stabilizer 11a are not moved and are arranged along the rear guider 7 and the stabilizer 11. In this manner, the movable stabilizer 11a and the movable rear guider 7a are moved in accordance with the number of fan rotations, and the optimum ventilation path 10 is formed to improve the performance.
  • the movable rear guider 7a and the movable stabilizer 11a reduce the ventilation path 10 to improve the static pressure, form a stable flow field, suppress the back flow, and prevent dew and dripping.
  • the movable rear guider 7a and the movable stabilizer 11a are movablely controlled so that the fan efficiency defined by the following equation is maximized at each fan rotation speed: NL, NM, NH. Has been.
  • the magnitude relationship between the fan rotation speeds is NL ⁇ NM ⁇ NH.
  • dP is the pressure loss (pressure loss of the air passage from the inlet to the outlet)
  • Q is the air volume from the inlet
  • n is the fan speed (NL, NM, NH)
  • T is the torque (supplied from the motor to the fan)
  • the rotational angle of the movable rear guider 7a and the movable stabilizer 11a is set in advance so as to correspond to each rotational speed of the fan 6 as the rotational speed of the fan 6 decreases.
  • the rotational angle of the movable rear guider 7a and the movable stabilizer 11a that maximizes the fan efficiency ⁇ is set in advance for the rotational speed.
  • the motor input can be reduced, resulting in energy saving. Can be planned.
  • the air volume Q and the motor input W can be simply measured and evaluated by ⁇ Q / W.
  • the fan efficiency ⁇ is substantially maximum.
  • the rotation speed is low, and when dust or dirt accumulates on the filter 4, it may flow backward from the blowing part and cause dew condensation or dripping.
  • the ventilation path 10 is reduced by the movable rear guider 7a and the movable stabilizer 11a to improve the static pressure and form a stable flow field, thereby suppressing the backflow and preventing dew and dripping.
  • the movable stabilizer 11a reduces the ventilation path 10 to improve the static pressure and form a stable flow field. Thereby, generation
  • the movable stabilizer 11a reduces the ventilation path 10 to improve the static pressure and form a stable flow field. Thereby, generation
  • FIG. 5 shows a situation where the ventilation path 10 is moved so as to be reduced, but it is also possible to move in the direction of enlargement.
  • FIG. 5 shows a situation where the ventilation path 10 is moved so as to be reduced, but it is also possible to move in the direction of enlargement.
  • the air conditioner according to the first embodiment saves energy by maximizing the fan efficiency ⁇ and reducing the input at each fan rotation speed that is variable during the cooling / heating operation. That is, at least one of the movable stabilizer 11a and the movable rear guider 7a is moved in accordance with the rotation speed of each fan, and the optimum ventilation path 10 is formed to improve the performance.
  • the movable part provided in at least one of the stabilizer and the rear guider that forms the indoor ventilation path is made to respond to a change in the rotational speed of the fan, that is, a change in the air volume. Make it work.
  • the air conditioner concerning this invention is useful for the air conditioner used for business use, a general household, etc.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
  • Air-Flow Control Members (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

Le climatiseur selon l'invention comprend : une ouverture d'aspiration ; un ventilateur permettant d'aspirer de l'air à partir de l'ouverture d'aspiration ; un échangeur de chaleur permettant d'échanger de la chaleur avec l'air ayant été aspiré à partir de l'ouverture d'aspiration ; une ouverture d'évacuation permettant d'évacuer de l'air ayant été soumis à un échange de chaleur avec l'échangeur de chaleur ; et un guide arrière et un stabilisateur, qui sont agencés en aval du ventilateur et qui forment un passage d'écoulement d'air permettant d'acheminer de l'air vers l'ouverture d'évacuation. Le stabilisateur et/ou le guide arrière est/sont doté(s) d'une section mobile. Un dispositif de commande réalise une commande sur la base de la vitesse de rotation du ventilateur de sorte que la section mobile est mobile.
PCT/JP2017/046584 2017-03-06 2017-12-26 Climatiseur WO2018163574A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201780071568.4A CN109964041A (zh) 2017-03-06 2017-12-26 空气调节机
JP2019504345A JPWO2018163574A1 (ja) 2017-03-06 2017-12-26 空気調和機

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-041777 2017-03-06
JP2017041777 2017-03-06

Publications (1)

Publication Number Publication Date
WO2018163574A1 true WO2018163574A1 (fr) 2018-09-13

Family

ID=63448950

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2017/046584 WO2018163574A1 (fr) 2017-03-06 2017-12-26 Climatiseur

Country Status (3)

Country Link
JP (1) JPWO2018163574A1 (fr)
CN (1) CN109964041A (fr)
WO (1) WO2018163574A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020176803A (ja) * 2019-04-22 2020-10-29 パナソニックＩｐマネジメント株式会社 空気調和機

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111577622A (zh) * 2020-06-05 2020-08-25 任晓平 一种高速离心风机及其风速调节结构

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5846892U (ja) * 1981-09-25 1983-03-29 ゼネラル・エアコン株式会社 クロスフロ−フアンの風量調整装置
JPH0347165Y2 (fr) * 1986-02-24 1991-10-07
JPH04335945A (ja) * 1991-05-14 1992-11-24 Daikin Ind Ltd 空気調和機の吹出口構造
JPH06317334A (ja) * 1993-05-07 1994-11-15 Daikin Ind Ltd 空気調和機
JP2004218446A (ja) * 2003-01-09 2004-08-05 Denso Corp 遠心式送風装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002103248A2 (fr) * 2001-06-19 2002-12-27 Lg Electronics Inc. Conditionneur d'air
CN102147129A (zh) * 2011-04-12 2011-08-10 海信科龙电器股份有限公司 一种空调器室内机
CN204227551U (zh) * 2014-10-27 2015-03-25 广州华凌制冷设备有限公司 空调器室内机和空调器
CN106123279B (zh) * 2016-08-24 2021-11-02 珠海格力电器股份有限公司 一种空调室内机

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5846892U (ja) * 1981-09-25 1983-03-29 ゼネラル・エアコン株式会社 クロスフロ−フアンの風量調整装置
JPH0347165Y2 (fr) * 1986-02-24 1991-10-07
JPH04335945A (ja) * 1991-05-14 1992-11-24 Daikin Ind Ltd 空気調和機の吹出口構造
JPH06317334A (ja) * 1993-05-07 1994-11-15 Daikin Ind Ltd 空気調和機
JP2004218446A (ja) * 2003-01-09 2004-08-05 Denso Corp 遠心式送風装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020176803A (ja) * 2019-04-22 2020-10-29 パナソニックＩｐマネジメント株式会社 空気調和機

Also Published As

Publication number Publication date
CN109964041A (zh) 2019-07-02
JPWO2018163574A1 (ja) 2019-12-26

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