WO2016082440A1 - Climatiseur - Google Patents

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Publication number
WO2016082440A1
WO2016082440A1 PCT/CN2015/077023 CN2015077023W WO2016082440A1 WO 2016082440 A1 WO2016082440 A1 WO 2016082440A1 CN 2015077023 W CN2015077023 W CN 2015077023W WO 2016082440 A1 WO2016082440 A1 WO 2016082440A1
Authority
WO
WIPO (PCT)
Prior art keywords
valve
heat dissipation
heat
heat exchanger
port
Prior art date
Application number
PCT/CN2015/077023
Other languages
English (en)
Chinese (zh)
Inventor
韩宇
李金波
陈明瑜
Original Assignee
广东美的制冷设备有限公司
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
Priority claimed from CN201420734007.1U external-priority patent/CN204313518U/zh
Priority claimed from CN201410698599.0A external-priority patent/CN104534563A/zh
Application filed by 广东美的制冷设备有限公司 filed Critical 广东美的制冷设备有限公司
Publication of WO2016082440A1 publication Critical patent/WO2016082440A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06—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
    • F24F1/24—Cooling of electric components
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/39—Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator

Definitions

  • the invention relates to the field of refrigeration, and in particular to an air conditioner.
  • the usual practice of the manufacturer is to reduce the operating frequency of the compressor to reduce the heat generated by the electronic control components to maintain the normal operation of the air conditioner. This method affects the cooling effect of the air conditioner in a high temperature environment, which also affects the comfort of the user.
  • the related art discloses an air conditioner that uses a low-temperature refrigerant to dissipate heat from an electronic control component, but these air conditioners have a temperature drop of an electronic control component that is too low, and even a problem of condensation water, which affects the reliability of the use of the electronic control component. Sex and safety.
  • the present invention aims to solve at least one of the technical problems in the related art to some extent.
  • the present invention proposes an air conditioner which does not cause condensed water to be generated by the electronic control unit due to the temperature of the refrigerant being too low.
  • An air conditioner includes: a compressor having an exhaust port and a return air port; a reversing assembly having a first port to a fourth port, the first a valve port is in communication with one of the second valve port and the third valve port, the fourth valve port is in communication with the other of the second valve port and the third valve port, the first a valve port is connected to the exhaust port, the fourth valve port is connected to the air return port; an outdoor heat exchanger and an indoor heat exchanger, the first end of the outdoor heat exchanger is connected to the second valve port, a first end of the indoor heat exchanger is connected to the third valve port, a first throttling element is connected in series between the second end of the outdoor heat exchanger and the second end of the indoor heat exchanger a second throttle element, the second throttle element being disposed adjacent to the outdoor heat exchanger; an electronically controlled heat sink assembly including an electronic control component and configured to dissipate heat from the electronic control component a heat dissipating component, the heat dissipating
  • the control valve by providing the control valve, the control valve is single-passed in the direction from the outdoor heat exchanger to the first throttle element, so that the temperature can be slightly higher than the environment during the cooling operation.
  • the temperature of the refrigerant dissipates heat from the electronic control components, which can effectively reduce the generation of condensed water while ensuring effective heat dissipation.
  • the refrigerant does not enter the heat dissipation component, so the refrigerant temperature is not too low. Causing condensate from the electronic control unit The phenomenon, thereby improving the operational stability and reliability of the operation of the electronic control components.
  • control valve is a one-way valve that is unidirectional in a direction from the outdoor heat exchanger to the first throttle element.
  • control valve is a solenoid valve.
  • the air conditioner further includes temperature detecting means for detecting the temperature of the electronic control unit, the electronic control unit being respectively connected to the temperature detecting means and the control valve to detect the detection result according to the temperature detecting means Controlling the opening or closing of the control valve.
  • the reversing assembly is a four-way valve.
  • the first throttling element is a capillary or an electronic expansion valve
  • the second throttling element is a capillary or an electronic expansion valve
  • the heat dissipating component includes: a heat dissipating tube, the heat dissipating tube is connected in parallel with the second throttling element; and a heat dissipating tube disposed on the heat dissipating case, the heat dissipating shell Contact with the electronic control element for dissipating heat from the electronic control element.
  • the heat dissipation case includes: a heat dissipation substrate, the heat dissipation substrate is in contact with the electronic control component; a fixed baffle, the fixed baffle is disposed on the heat dissipation substrate, the fixed baffle and the heat dissipation An accommodation space for accommodating the heat pipe is defined between the substrates.
  • both ends of the heat pipe extend from opposite sidewalls of the heat sink to be connected in parallel with the second throttle element.
  • both ends of the heat dissipation pipe respectively protrude from the same side of the heat dissipation case to be connected in parallel with the second throttle element.
  • FIG. 1 is a schematic view of an air conditioner according to an embodiment of the present invention.
  • FIG. 2 is a schematic view of an air conditioner according to another embodiment of the present invention.
  • FIG. 3 is a schematic diagram of an electrically controlled heat sink assembly in accordance with one embodiment of the present invention.
  • FIG. 4 is a schematic diagram of an electrically controlled heat dissipating assembly in accordance with another embodiment of the present invention.
  • Compressor 1 exhaust port a, return air port b,
  • Reversing assembly 2 first valve port c, second valve port d, third valve port e, fourth valve port f,
  • Outdoor heat exchanger 3 indoor heat exchanger 4
  • the electronically controlled heat sink assembly 5 The electronically controlled heat sink assembly 5, the electronic control component 50, the heat dissipation component 51, the heat dissipation pipe 501, the heat dissipation casing 502, the heat dissipation substrate 5020, and the fixed baffle 5021
  • first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” or “second” may include at least one of the features, either explicitly or implicitly.
  • the meaning of "a plurality” is at least two, such as two, three, etc., unless specifically defined otherwise.
  • the terms “installation”, “connected”, “connected”, “fixed” and the like shall be understood broadly, and may be either a fixed connection or a detachable connection, unless explicitly stated and defined otherwise. Or in one piece; it may be a mechanical connection, or it may be an electrical connection or a communication with each other; it may be directly connected or indirectly connected through an intermediate medium, and may be an internal connection of two elements or an interaction relationship between two elements. Unless otherwise expressly defined. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.
  • An air conditioner 100 which has a cooling mode and a heating mode, will be described in detail below with reference to FIGS.
  • an air conditioner 100 includes: a compressor 1, a reversing component 2, an outdoor heat exchanger 3, an indoor heat exchanger 4, an electronically controlled radiator assembly 5, and a control.
  • the reversing assembly 2 has a first valve port c, a second valve port d, a third valve port e and a fourth valve port f, one of the first valve port c and the second valve port d and the third valve port e
  • the fourth valve port f communicates with the other of the second valve port d and the third valve port e
  • the first valve port c is connected to the exhaust port a
  • the fourth valve port f is connected to the air return port b. That is, when the first valve port c communicates with the second valve port d
  • the fourth valve port f communicates with the third valve port e.
  • the fourth valve port f communicates with the second valve port d.
  • the first end of the outdoor heat exchanger 3 is connected to the second valve port d
  • the first end of the indoor heat exchanger 4 is connected to the third valve port e
  • the second end of the outdoor heat exchanger 3 and the indoor heat exchanger 4 A first throttle element 7 and a second throttle element 8 are connected in series between the second ends, and the second throttle element 8 is disposed adjacent to the outdoor heat exchanger 3.
  • the first throttle element 7 and the second throttle element 8 both function as a throttle reduction.
  • the first throttle element 7 is a capillary or electronic expansion valve
  • the second throttle element 8 is a capillary or electronic expansion valve.
  • the electrically controlled heat sink assembly 5 includes an electronic control unit 50 and a heat dissipation assembly 51 for dissipating heat from the electronic control unit 50.
  • the heat dissipation assembly 51 is connected in parallel with the second throttle element 8.
  • the control valve 6 is connected in series with the heat dissipation assembly 51 and the control valve 6 is configured to unidirectionally pass the refrigerant in the direction from the outdoor heat exchanger 3 to the first throttle element 7. That is, the control valve 6 is connected in series with the heat dissipation assembly 51, and the control valve 6 and the heat dissipation assembly 51 connected in series are connected in parallel with the second throttle element 8.
  • the flow of the refrigerant flowing through the control valve 6 flows from the outdoor heat exchanger 3 to the first throttle element 7.
  • the refrigerant flows from the first throttle element 7 to the outdoor heat exchanger 3, the refrigerant is shut off by the control valve 6.
  • the first valve port c of the reversing unit 2 communicates with the second valve port d and the fourth valve port f communicates with the third valve port e.
  • the refrigerant discharged from the exhaust port a of the compressor 1 is discharged into the outdoor heat exchanger 3 through the first port port c and the second port port d for heat exchange. Since the control valve 6 is unidirectionally circulated through the refrigerant from the outdoor heat exchanger 3 to the first throttle element 7, the refrigerant discharged from the outdoor heat exchanger 3 is divided into two parts, and a part of the refrigerant passes through the second throttle element 8.
  • the second throttling element 7 is discharged into the first throttling element 7 for the second throttling, and another part of the refrigerant discharged from the outdoor heat exchanger 3 is discharged into the heat dissipating component 51. 50 for heat dissipation.
  • the electronic control unit 50 can be dissipated while being effectively prevented. Condensate production.
  • the refrigerant discharged from the heat radiation unit 51 and the refrigerant discharged from the second throttle element 8 are collected in the first throttle element 7 and subjected to the second throttle reduction, and the refrigerant discharged from the first throttle element 7 enters the room.
  • the heat exchanger 4 performs heat exchange, and the refrigerant discharged from the indoor heat exchanger 4 is discharged back to the compressor 1 through the third valve port e, the fourth valve port f, and the return port b to complete the refrigeration cycle.
  • the first valve port c of the reversing unit 2 communicates with the third valve port e and the fourth valve port f communicates with the second valve port d.
  • the refrigerant discharged from the exhaust port a of the compressor 1 is discharged into the indoor heat exchanger 4 through the first port port c and the third port port e for heat exchange.
  • the refrigerant discharged from the indoor heat exchanger 4 is discharged into the first throttle element 7 for throttling, since the control valve 6 is only unidirectional in the direction from the outdoor heat exchanger 3 to the first throttle element 7.
  • the refrigerant so that most of the refrigerant discharged from the first throttle element 7 enters the second throttle element 8 for the second throttle reduction, and the refrigerant discharged from the second throttle element 8 is discharged to the outdoor heat exchanger.
  • Heat exchange in 3 The refrigerant discharged from the outdoor heat exchanger 3 is discharged back to the compressor 1 through the second valve port d, the fourth valve port f, and the return port b, and the heating cycle is completed.
  • control valve 6 Since the control valve 6 is unidirectionally circulated in the direction from the outdoor heat exchanger 3 to the first throttle element 7, the refrigerant does not enter the heat dissipating component 51 during the heating operation of the air conditioner 100, and is not due to the refrigerant.
  • the temperature is too low to cause the electronic control unit 50 to generate condensed water.
  • the control valve 6 is provided with a single-pass refrigerant in the direction from the outdoor heat exchanger 3 to the first throttle element 7 by providing the control valve 6, so that it can be used during the cooling operation.
  • the refrigerant whose temperature is slightly higher than the ambient temperature dissipates heat to the electronic control unit 50, and can effectively reduce the generation of condensed water while ensuring effective heat dissipation, and at the same time, the refrigerant does not enter the heat dissipating component 51 during the heating operation,
  • the phenomenon that the electronic control unit 50 generates condensed water is not caused by the temperature of the refrigerant being too low, thereby improving the operational stability and reliability of the operation of the electronic control unit 50.
  • control valve 6 is a one-way valve that is unidirectionally conductive in the direction from the outdoor heat exchanger 3 to the first throttle element 7.
  • the control valve 6 is a solenoid valve such that during cooling operation, the control valve 6 is in an open state and during heating operation, the control valve 6 is in a closed state.
  • the air conditioner 100 further includes temperature detecting means (not shown) for detecting the temperature of the electronic control unit 50, and the electronic control unit 50 and the temperature detecting means and the control valve 6, respectively Connected to control the opening or closing of the control valve 6 in accordance with the detection result of the temperature detecting means.
  • the degree of automation of the air conditioner 100 can be improved, and whether the electronic control unit 50 can be dissipated by using the refrigerant according to the temperature of the electronic control unit 50 can further effectively ensure the heat dissipation of the electronic control unit 50, and can further avoid Condensate production.
  • the temperature collected by the temperature detecting device may be compared with the first predicted temperature value and the second predicted temperature value, and when the detected temperature is higher than the first predicted temperature value, the control valve 6 is opened. When it is detected that the temperature is lower than the second predicted temperature value, the control valve 6 is closed, wherein the first predicted temperature value is not lower than the second predicted temperature value. It can be understood that the specific values of the first predicted temperature value and the second predicted temperature value may be defined according to actual conditions.
  • the reversing assembly 2 is a four-way valve. It should be understood that the structure of the reversing component 2 is not limited thereto, and the reversing component 2 may include a first pipe to a fourth pipe, and the first pipe to the fourth pipe are connected end to end in sequence, and the first pipe has a first connection in series.
  • the valve is broken, the second pipe has a second on-off valve in series, the third pipe has a third on-off valve in series, and the fourth pipe has a fourth on-off valve in series, and the connection between the first pipe and the second pipe is limited Out of the first valve port c, the junction of the first pipe and the fourth pipe defines a second valve port d, and the junction of the fourth pipe and the third pipe defines a fourth valve port f, a third pipe and a second pipe
  • the connection defines a third valve port e.
  • the first on-off valve and the third on-off valve are simultaneously opened or closed, and the second on-off valve and the fourth on-off valve are simultaneously opened or closed.
  • the heat dissipation assembly 51 may include a heat dissipation tube 501 and a heat dissipation housing 502.
  • the heat pipe 501 is a copper pipe.
  • the heat pipe 501 is connected in series between the outdoor heat exchanger 3 and the first throttle element 7, that is, the heat pipe 501 is connected in parallel with the second throttle element 8, and the refrigerant can flow in the heat pipe 501.
  • the heat pipe 501 is disposed on the heat dissipation case 502, and the heat dissipation case 502 is in contact with the electronic control component 50 for dissipating heat from the electronic control component 50.
  • the heat dissipation efficiency of the heat dissipation assembly 51 can be improved, and the operational stability of the electronic control unit 50 can be ensured.
  • the heat dissipation housing 502 may include a heat dissipation substrate 5020 and a fixed baffle 5021.
  • the heat dissipation substrate 5020 is in contact with the electronic control component 50, and the temperature of the electrical control component 50 can be directly transmitted to the heat dissipation substrate 5020.
  • the fixed baffle 5021 is disposed on the heat dissipation substrate 5020, whereby the fixed baffle 5021 and the heat dissipation substrate 5020 can directly perform heat exchange. It can be understood that the connection manner between the fixed baffle 5021 and the heat dissipation substrate 5020 is not particularly limited. For example, in the example shown in FIG. 3 and FIG. 4, the fixed baffle 5021 is attached to the heat dissipation substrate 5020.
  • the fixing baffle 5021 is provided with a fixing post (not shown), and the heat dissipating substrate 5020 is provided with a fixing hole (not shown), and the fixing post is riveted and connected to the fixing hole.
  • the contact area between the fixed baffle 5021 and the heat dissipation substrate 5020 can be increased, and the heat exchange efficiency between the fixed baffle 5021 and the heat dissipation substrate 5020 can be improved.
  • an accommodation space for accommodating the heat dissipation pipe 501 is defined between the fixed baffle 5021 and the heat dissipation substrate 5020.
  • the heat exchange area between the fixed baffle 5021 and the heat dissipation pipe 501 can be increased, and the heat dissipation efficiency of the heat dissipation component 51 can be further improved, and the operational stability of the electronic control component 50 can be ensured.
  • the shape of the accommodation space is the same as the shape of the heat pipe 501.
  • the contact area between the heat dissipation pipe 501 and the fixed baffle 5021 and the heat dissipation substrate 5020 is further increased, and the heat dissipation pipe 501 can directly exchange heat with the fixed baffle 5021 and the heat dissipation substrate 5020.
  • the end surface of the heat dissipation substrate 5020 facing the fixed baffle 5021 is provided with a first groove
  • the end surface of the fixed baffle 5021 facing the heat dissipation substrate 5020 is provided with a second surface.
  • the groove, the first groove and the second groove cooperate to define an accommodation space.
  • both ends of the heat dissipation pipe 501 respectively protrude from the opposite side walls of the heat dissipation case 502 to be connected to the second throttle element 8.
  • the positions of the two ends of the heat dissipation pipe 501 are not limited thereto.
  • both ends of the heat dissipation pipe 501 are respectively from the same side of the heat dissipation case 502. Extending to connect with the second throttle element 8.
  • the heat pipe 501 can be formed in a U-shaped structure, thereby lengthening the length of the heat pipe 501 in the heat dissipation case 502, thereby increasing the contact area between the heat pipe 501 and the heat dissipation substrate 5020 and the fixed baffle 5021, thereby further improving The heat dissipation efficiency of the heat dissipation assembly 51 is obtained.
  • first feature "on” or “under” the second feature may be a direct contact of the first and second features, or the first and second features may be indirectly through an intermediate medium, unless otherwise explicitly stated and defined. contact.
  • first Features “above”, “above” and “above” the second feature may be that the first feature is directly above or above the second feature, or merely that the first feature level is higher than the second feature.
  • the first feature “below”, “below” and “below” the second feature may be that the first feature is directly below or obliquely below the second feature, or merely that the first feature level is less than the second feature.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

Ce climatiseur (100) comprend : un compresseur (1), un ensemble commutation (2), un échangeur de chaleur extérieur (3), un échangeur de chaleur intérieur (4), un ensemble radiateur à commande électrique (5) et une soupape de commande (6) ; un premier élément d'étranglement (7) et un second élément d'étranglement (8) sont raccordés en série entre la seconde extrémité de l'échangeur de chaleur extérieur (3) et la seconde extrémité de l'échangeur de chaleur intérieur (4), le second élément d'étranglement (8) étant disposé adjacent à l'échangeur de chaleur extérieur (3) ; l'ensemble radiateur (5) à commande électrique comprend un élément de commande électrique (50) et un ensemble rayonnement (51) ; l'ensemble rayonnement (51) est connecté en parallèle au second élément d'étranglement (8), et la soupape de commande (6) est raccordée en série à l'ensemble rayonnement (51) ; et la soupape de commande (6) est conçue pour amener le réfrigérant à circuler dans une direction allant de l'échangeur de chaleur extérieur (3) au premier élément d'étranglement (7).
PCT/CN2015/077023 2014-11-26 2015-04-20 Climatiseur WO2016082440A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201420734007.1U CN204313518U (zh) 2014-11-26 2014-11-26 空调器
CN201410698599.0A CN104534563A (zh) 2014-11-26 2014-11-26 空调器
CN201420734007.1 2014-11-26
CN201410698599.0 2014-11-26

Publications (1)

Publication Number Publication Date
WO2016082440A1 true WO2016082440A1 (fr) 2016-06-02

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ID=56073474

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2015/077023 WO2016082440A1 (fr) 2014-11-26 2015-04-20 Climatiseur

Country Status (1)

Country Link
WO (1) WO2016082440A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111442417A (zh) * 2020-04-09 2020-07-24 广东美的制冷设备有限公司 空调器与其控制方法和其控制装置、计算机可读存储介质
CN113757826A (zh) * 2020-06-05 2021-12-07 青岛海信日立空调系统有限公司 顶出风式空调室外机
CN114096120A (zh) * 2021-11-11 2022-02-25 珠海格力电器股份有限公司 电控箱散热系统、散热装置及电控箱
CN114413340A (zh) * 2020-10-28 2022-04-29 广州联动万物科技有限公司 一种空调器

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CN103604169A (zh) * 2013-11-14 2014-02-26 广东美的制冷设备有限公司 冷暖型空调器
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CN203478506U (zh) * 2013-09-03 2014-03-12 海尔集团公司 一种空调室外机电控模块降温装置
CN203605365U (zh) * 2013-11-14 2014-05-21 广东美的制冷设备有限公司 冷暖型空调器
CN203671793U (zh) * 2014-01-01 2014-06-25 广东美的制冷设备有限公司 空调器
CN203980456U (zh) * 2014-06-24 2014-12-03 广东美的制冷设备有限公司 冷暖型空调器
CN104279647A (zh) * 2014-09-30 2015-01-14 广东美的制冷设备有限公司 冷暖型空调器和单冷型空调器

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002156149A (ja) * 2000-11-20 2002-05-31 Fujitsu General Ltd 空気調和機
JP2008002741A (ja) * 2006-06-21 2008-01-10 Daikin Ind Ltd 冷凍装置
JP2009281602A (ja) * 2008-05-20 2009-12-03 Daikin Ind Ltd ヒートポンプ装置
CN103597289A (zh) * 2011-06-07 2014-02-19 Lg电子株式会社 具有冷却模块的空调
CN202083049U (zh) * 2011-06-13 2011-12-21 Tcl空调器(中山)有限公司 空调及空调的散热装置
CN203478506U (zh) * 2013-09-03 2014-03-12 海尔集团公司 一种空调室外机电控模块降温装置
CN103604169A (zh) * 2013-11-14 2014-02-26 广东美的制冷设备有限公司 冷暖型空调器
CN103604168A (zh) * 2013-11-14 2014-02-26 广东美的制冷设备有限公司 冷暖型空调器
CN203605365U (zh) * 2013-11-14 2014-05-21 广东美的制冷设备有限公司 冷暖型空调器
CN203671793U (zh) * 2014-01-01 2014-06-25 广东美的制冷设备有限公司 空调器
CN203980456U (zh) * 2014-06-24 2014-12-03 广东美的制冷设备有限公司 冷暖型空调器
CN104279647A (zh) * 2014-09-30 2015-01-14 广东美的制冷设备有限公司 冷暖型空调器和单冷型空调器

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111442417A (zh) * 2020-04-09 2020-07-24 广东美的制冷设备有限公司 空调器与其控制方法和其控制装置、计算机可读存储介质
CN113757826A (zh) * 2020-06-05 2021-12-07 青岛海信日立空调系统有限公司 顶出风式空调室外机
CN114413340A (zh) * 2020-10-28 2022-04-29 广州联动万物科技有限公司 一种空调器
CN114096120A (zh) * 2021-11-11 2022-02-25 珠海格力电器股份有限公司 电控箱散热系统、散热装置及电控箱

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