WO2020098082A1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

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Publication number
WO2020098082A1
WO2020098082A1 PCT/CN2018/123392 CN2018123392W WO2020098082A1 WO 2020098082 A1 WO2020098082 A1 WO 2020098082A1 CN 2018123392 W CN2018123392 W CN 2018123392W WO 2020098082 A1 WO2020098082 A1 WO 2020098082A1
Authority
WO
WIPO (PCT)
Prior art keywords
plate
air
air inlet
cabinet
refrigerator according
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/CN2018/123392
Other languages
English (en)
Chinese (zh)
Inventor
李同琴
任伟
江俊
赵宇航
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.)
Hefei Hualing Co Ltd
Midea Group Co Ltd
Hefei Midea Refrigerator Co Ltd
Original Assignee
Hefei Hualing Co Ltd
Midea Group Co Ltd
Hefei Midea Refrigerator Co Ltd
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 Hefei Hualing Co Ltd, Midea Group Co Ltd, Hefei Midea Refrigerator Co Ltd filed Critical Hefei Hualing Co Ltd
Publication of WO2020098082A1 publication Critical patent/WO2020098082A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/10—Arrangements for mounting in particular locations, e.g. for built-in type, for corner type

Definitions

  • the present disclosure relates to the technical field of household appliances, and in particular, to a refrigerator.
  • Refrigerators are gradually being loved and welcomed by more and more consumers. Compared with traditional refrigerators, the integrated design of built-in refrigerator and cabinet is more space-saving and the visual effect is more beautiful. However, because the sides of the refrigerator are fitted with the cabinets, the heat dissipation conditions are more severe than traditional refrigerators, which has a fatal adverse effect on the energy consumption and performance of the refrigerator.
  • the ventilation space on the back wall, top and bottom of the refrigerator is small, and the heat dissipation effect is poor, which increases the energy consumption of the refrigerator and reduces the cooling performance, and the embedded refrigerator mechanical room heat dissipation system is prone to cross-winding. There is room for improvement in heat dissipation efficiency.
  • an object of the present disclosure is to propose a refrigerator, which is provided with an isolation cover to separate the intake air flow channel from the outflow air flow channel, which can avoid cross wind and increase the heat exchange efficiency of the heat dissipation system.
  • a refrigerator includes: a box body that is adapted to be embedded in a cabinet to define an airflow channel with the cabinet; a machine room, the machine room is provided in the box body, the machine room It has an air inlet and an air outlet; an isolation cover, the isolation cover is connected to the box body, and the isolation cover covers the air inlet to divide the airflow channel into an intake airflow channel and an airflow channel.
  • the isolation cover is provided with an air inlet and separates the intake air flow channel and the outflow air flow channel, thereby effectively avoiding cold air and hot air Cross wind occurs to prevent cross-flow of cold air and hot air and improve the heat exchange efficiency of the refrigerator.
  • the isolation cover includes: an upper panel, a back panel, and two side panels, the back panel is adapted to fit the cabinet and spaced apart from the cabinet, the upper A plate is connected to the back plate to separate the intake air flow path and the outflow air flow path, and both ends of the upper plate and the back plate are respectively connected to the two side plates .
  • the upper plate includes an isolation plate and two connection plates, the isolation plate is disposed between the air inlet and the air outlet to connect the intake air flow channel and the The air outlet channels are separated, and the two ends of the isolation plate are respectively connected to the two side plates through two connecting plates.
  • the partition plate extends in a vertical direction
  • the connection plate extends in a horizontal direction
  • the side panel includes a first panel and a second panel, an upper end of the first panel is connected to the upper panel, and a rear end of the first panel is connected to the back panel ,
  • the front lower part of the first plate is connected to the first end of the second plate, and the second end of the second plate extends forward to the front of the box.
  • the second end of the second plate is provided with a guide surface, and the guide surface extends downward from the front to the front.
  • the guide surface is curved.
  • the upper plate, the back plate, and the side plate are integrally formed.
  • a condenser, a compressor, and a first fan are provided in the machine room, the condenser is located on the suction side of the first fan, and the compressor is located on the first fan On the air outlet side, the isolation plate is located behind the first fan.
  • the air inlet includes a first air inlet and a second air inlet, the first air inlet is provided at the rear of the machine room, and the second air inlet is provided at the At the bottom of the machine room, the bottom of the box is spaced from the ground, and a wind deflector extending toward the ground is provided at the second air inlet.
  • a refrigerator further includes: a second fan, the second fan is a plurality, the plurality of second fans are all disposed in the outlet air flow channel and are spaced apart in a direction perpendicular to the flow of the air flow Settings.
  • FIG. 1 is a schematic structural diagram of a refrigerator according to an embodiment of the present disclosure
  • FIG. 2 is a schematic structural view of a refrigerator without an isolation cover according to an embodiment of the present disclosure
  • FIG 3 is an enlarged view of the lower rear portion of the refrigerator according to an embodiment of the present disclosure.
  • FIG. 4 is an exploded view of a refrigerator according to an embodiment of the present disclosure.
  • FIG. 5 is an enlarged view at A in FIG. 4;
  • FIG. 6 is a schematic diagram of intake air of a refrigerator according to an embodiment of the present disclosure.
  • FIG. 7 is a schematic diagram of an air outlet of a refrigerator according to an embodiment of the present disclosure.
  • the refrigerator 100 may isolate the air inlet and the air outlet 5 of the machine room 3 through the isolation cover 6, and may separate the cold air entering the machine room 3 from The hot air discharged from the mechanical room 3 is spaced apart, thereby avoiding the cross flow of cold air and hot air, ensuring that the incoming cold air can exchange heat with the compressor 10 in the mechanical room 3 well, improving the heat dissipation effect of the refrigerator 100, and The energy consumption of the refrigerator 100 is reduced to ensure the refrigeration performance of the refrigerator 100.
  • the refrigerator 100 includes: a cabinet 1, a machine room 3, and an isolation cover 6.
  • the cabinet 1 is suitable for being embedded in a cabinet 9, that is, the refrigerator 100 is an embedded refrigerator, which occupies a small area and can improve space utilization.
  • the cabinet 1 and the cabinet 9 define an airflow channel.
  • the airflow channel includes an intake air flow channel and an outflow air flow channel.
  • the intake air flow channel is used for cold air outside the cabinet 1 to enter the machine room 3 of the cabinet 1 to facilitate cold air.
  • Heat exchange with the operating equipment in the mechanical room 3, so as to achieve the heat dissipation effect on the mechanical room 3; the air flow channel is used to flow out the high-temperature air flow after heat exchange with the operating equipment, so that the heat exchange air flow in the mechanical room 3 can be sustained Input and output to ensure that the operating temperature of the operating equipment is within a safe range.
  • the operating equipment includes the condenser 12 and the compressor 10.
  • the machine room 3 is set in the box 1, as shown in FIGS. 1-2, the machine room 3 is set in the rear lower part of the box 1, the machine room 3 has an air inlet and an air outlet 5, the air inlet will pass the air inlet flow channel Communicating with the inner cavity of the machine room 3, the air outlet 5 communicates the outlet air flow channel with the inner cavity of the machine room 3.
  • the cold air outside the box 1 flows to the air inlet through the intake flow channel, and enters the inner cavity of the machine room 3 from the air inlet.
  • the cold air fully exchanges heat with the operating equipment in the machine room 3.
  • the isolation cover 6 is connected to the cabinet 1, and the isolation cover 6 covers the air inlet, and the isolation cover 6 divides the airflow channel into an intake airflow channel and an outflow airflow channel, as shown in FIGS. 6 and 7
  • the isolation cover 6 separates the intake flow channel and the outlet air flow channel in the up-down direction.
  • the isolation cover 6 below is the intake air flow channel
  • the isolation cover 6 above is the outlet air flow channel.
  • the cabinet 1 is provided with a door 2, and the cold air outside the cabinet 1 flows from the front of the cabinet 1 from the downward direction of the door 2, and enters the isolation cover 6 and enters the machine through the air inlet In the chamber 3, heat exchange is performed with the operating equipment in the mechanical chamber 3.
  • FIG. 6 the cabinet 1 is provided with a door 2
  • the cold air outside the cabinet 1 flows from the front of the cabinet 1 from the downward direction of the door 2
  • cold air flows in the machine room 3 from the air inlet side to the air outlet 5 side, and exchanges heat with the operating equipment in the machine room 3 during the flow.
  • the cold air exchanges heat with the operating equipment and heats up to become hot air.
  • the hot air flows backward from the air outlet 5 and flows out from the air outlet 5 to flow upward along the rear wall of the cabinet 1 and gradually flow toward The exhaust port 8 of the refrigerator 100.
  • the air cooling effect of the airflow on the operating equipment in the machine room 3 is completed, and the bottom inlet air and the top outlet air are adopted.
  • the good flow path design makes the heat dissipation efficiency of the embedded refrigerator 100 well improved.
  • the isolation cover 6 can be independently disassembled, which is convenient for transportation, and can play a role in limiting the built-in cabinet 1.
  • the cabinet 1 When the cabinet 1 is loaded into the cabinet 9, there is no need to provide a restriction block on the back of the cabinet 1.
  • the air inlet and the air outlet 5 are separated by the isolation cover 6, and the air inlet flow channel and the air outlet flow channel are separated at the same time, which can effectively avoid the cold air in the air inlet flow channel and the air outlet flow channel
  • the hot air flows in series to ensure that the cold air has a lower temperature when it enters the machine room 3, so that the cold air can fully exchange heat with the operating equipment in the machine room 3. Therefore, without changing the structure of the cabinet 1 and the layout of the cabinet 9, the heat dissipation efficiency of the refrigerator 100 can be improved, and the problem of crossflow of heat dissipation airflow can be effectively solved, so that the inflow of cold air and the outflow of hot air are maintained Smooth.
  • the isolation cover 6 covers the air inlet, and separates the intake air flow path and the air flow path, thereby effectively avoiding cold The air and the hot air cross wind, preventing the cross-flow of cold air and hot air, and improving the heat exchange efficiency of the refrigerator 100.
  • the isolation cover 6 includes: an upper plate 61, a back plate 62 and two side plates 63.
  • the back plate 62 is adapted to fit the cabinet 9, the back plate 62 is spaced apart from the cabinet 1, and the upper plate 61 is connected to the back plate 62 to separate the intake air flow channel and the outflow air flow channel. It should be noted that when the cabinet 1 is installed in the cabinet 9, the isolation cover 6 and the cabinet 1 can be installed and fixed first, so that the isolation cover 6 and the cabinet 1 are connected as a whole, and then the isolation cover 6 and the cabinet 1 are connected together The cabinet 1 is installed into the cabinet 9 at the same time, and during the installation process, the back plate 62 of the isolation cover 6 is closely attached to the wall surface of the cabinet 9, and the front end of the upper plate 61 is closely pressed against the back of the cabinet 1.
  • the intake flow channel and the outlet air flow channel are effectively separated by the back plate 62 and the upper plate 61, and the cold air in the intake flow channel can only enter the machine room 3 through the air inlet, and will not be separated from the outlet air flow channel
  • the cross-flow of the hot air flow occurs, thereby improving the heat dissipation efficiency of the refrigerator 100.
  • the two ends of the upper plate 61 are respectively connected to the two side plates 63, and the upper plate 61 extends in the left-right direction, that is, the left and right ends of the upper plate 61 are respectively connected to the two side plates 63, and the back plate 62
  • the two ends are respectively connected to the two side plates 63, and the back plate 62 extends in the left-right direction, that is, the left and right ends of the back plate 62 are respectively connected to the two side plates 63.
  • the upper plate 61, the back plate 62, and the two side plates 63 define a box body cavity whose lower part is open, and the box body cavity is a part of the intake air flow path and communicates with the air inlet.
  • the isolation cover 6 has a simple structure, is easy to install, and has a better separation effect between cold air and hot air.
  • the upper plate 61 includes an isolation plate 611 and two connecting plates 612.
  • the isolation plate 611 is provided between the air inlet and the air outlet 5.
  • the isolation plate 611 separates the intake air flow path from the air flow path, that is, The air inlet is located on one side of the isolation plate 611, and the air outlet 5 is located on the other side of the isolation plate 611, thereby ensuring that the cold air flowing to the air inlet and the hot air flowing out of the air outlet 5 will not cross-mix and increase heat exchange
  • the efficiency, the structure of the upper plate 61 is simple, and the design cost is low, which is beneficial to reduce the overall production cost of the isolation cover 6.
  • the two ends of the isolation plate 611 are respectively connected to the two side plates 63 through two connection plates 612. As shown in FIG. 4, the upper end of the isolation plate 611 is connected to the right side plate 63 through one of the two connection plates 612. The lower end of the isolation plate 611 is connected to the left side plate 63 through another connection plate 612, that is, one of the two connection plates 612 is higher than the other.
  • the upper plate 61 extends from the left side to the right side of the refrigerator 100, and effectively separates the intake air flow channel and the outlet air flow channel, effectively avoids the cross-flow of cold air and hot air, and improves the operation of the cold air and the machine room 3 The heat exchange efficiency of the equipment.
  • the partition plate 611 extends in the vertical direction, the hot air discharged from the air outlet 5 and the cold air flowing to the air inlet flow on the left and right sides of the partition plate 611, respectively;
  • the connecting plate 612 extends in the horizontal direction, and the heat of the air flow channel
  • the air and the cold air in the intake flow channel respectively flow on the upper and lower sides of the connecting plate 612, and the upper plate 61 has a strong separation effect, which makes the cold air and hot air stratified obviously, thereby avoiding cross flow and improving the heat dissipation efficiency.
  • the side plate 63 includes a first plate 631 and a second plate 632, the upper end of the first plate 631 is connected to the upper plate 61, the rear end of the first plate 631 is connected to the back plate 62, and the The front lower part is connected to the first end of the second plate 632, the second end of the second plate 632 extends forward to the front of the cabinet 1, that is, the second plate 632 extends in the front-rear direction, and the first end of the second plate 632 As its rear end, the second end of the second plate 632 is its front end.
  • the side plate 63, the upper plate 61 and the back plate 62 are connected as a whole, and define an intake air flow path with the cabinet 1 and the cabinet 9, the cold air flows along the second plate 632 to the air inlet, the side plate 63 will The cold air is separated from the side wall of the cabinet 9 to prevent the cold air at the bottom and the back hot air from mixing through the gap between the side plate 63 and the side wall of the cabinet 9 to ensure that the intake air flow channel and the outflow air channel can be effectively Separated, the cold air in the intake flow channel flows more smoothly.
  • a guide surface is provided at the second end of the second plate 632, that is, the guide surface is provided at the front end of the second plate 632, and the guide surface extends from the back to the front and downward.
  • the guide surface can be set as an arc to facilitate the assembly of the isolation cover 6 and the box 1.
  • the upper plate 61, the back plate 62, and the side plate 63 are integrally formed, whereby the strength of the connection between the upper plate 61 and the back plate 62 is higher, and the back plate 62 and the side The strength of the connection portion of the plate 63 is high, thereby improving the overall structural strength and rigidity of the isolation cover 6, so that the isolation cover 6 can effectively separate the intake air flow channel and the outlet air flow channel for a long time, and enhance the stability of the isolation cover 6.
  • the machine room 3 is provided with a condenser 12, a compressor 10, and a first fan 11, the condenser 12 is located on the suction side of the first fan 11, and the condenser 12 is located near The position of the air inlet, the compressor 10 is located on the air outlet side of the first fan 11, and the compressor 10 is located near the air outlet 5, the isolation plate 611 is located behind the first fan 11, the first fan 11 can promote the air flow .
  • the cold air flows from the side of the partition plate 611 to the air inlet, and enters the machine room 3 from the air inlet, and first exchanges heat with the condenser 12, and the first fan 11 drives the air flow after the heat exchange with the condenser 12 to compress Machine 10, and then heat exchange with the compressor 10, the hot air after heat exchange with the compressor 10 flows from the air outlet 5 to the other side of the isolation plate 611, and in the entire heat exchange process, the isolation plate 611 will cool air and heat The air is effectively separated to avoid cross-winding of cold air and hot air, and a water receiving box 14 is also provided in the machine room 3.
  • the air inlet includes a first air inlet 4 and a second air inlet 13, the first air inlet 4 is located at the rear of the machine room 3, and the second air inlet 13 is located at the machine room At the bottom of 3, the cold air in the intake flow channel can enter the machine room 3 from the bottom of the box 1 through the second air inlet 13 or can flow along the bottom of the box 1 to the rear of the box 1 and enter from the first The air inlet 4 enters the machine room 3, and the air intake efficiency can be increased through the first air inlet 4 and the second air inlet 13.
  • the bottom of the box 1 is provided with legs 7, the box 1 is supported on the ground 16 by the legs 7, and the bottom of the box 1 is spaced from the ground 16,
  • a wind deflector 17 extending toward the ground 16 is provided at the second air inlet 13, and cold air can enter the machine room 3 along the wind deflector 17 to make more
  • the cold air enters the machine room 3 through the second air inlet 13 to reduce the flow of cold air to the first air inlet 4 to avoid the excessive cold air pressure at the rear of the cabinet 1 affecting the separation effect of the isolation cover 6, the cabinet 1
  • the structure design is reasonable.
  • the refrigerator 100 further includes a second fan 15.
  • the plurality of second fans 15 are disposed in the outlet air flow channel, as shown in FIGS. 1-2 and 6-7.
  • the hot air flowing out of the air outlet 5 flows upward along the channel between the cabinet 1 and the wall surface of the cabinet 9, and the second fan 15 at the top of the cabinet 1 runs to accelerate the hot air into the top of the cabinet 1 and pass through the cabinet
  • the exhaust port 8 at the top of the body 1 flows out of the box 1.
  • first feature and “second feature” may include one or more of the features.
  • first feature being “above” or “below” the second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are through them Contact between additional features.
  • the first feature is “above”, “above” and “above” the second feature includes that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is higher in level than The second feature.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

La présente invention concerne un réfrigérateur, comprenant un corps de réfrigérateur (1) approprié pour être incorporé dans une armoire (9) de telle sorte qu'un canal de flux d'air puisse être défini par le corps de réfrigérateur (1) et l'armoire (9) ; une salle de machine (3) disposée dans le corps de réfrigérateur (1) et pourvue d'une entrée d'air et d'une sortie d'air (5) ; et un couvercle d'isolation (6) relié au corps de réfrigérateur (1) et recouvrant l'entrée d'air de sorte à isoler le canal de flux d'air dans un canal d'entrée d'air et un canal de sortie d'air.
PCT/CN2018/123392 2018-11-12 2018-12-25 Réfrigérateur Ceased WO2020098082A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811339074.2 2018-11-12
CN201811339074.2A CN109539656B (zh) 2018-11-12 2018-11-12 冰箱

Publications (1)

Publication Number Publication Date
WO2020098082A1 true WO2020098082A1 (fr) 2020-05-22

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PCT/CN2018/123392 Ceased WO2020098082A1 (fr) 2018-11-12 2018-12-25 Réfrigérateur

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CN (1) CN109539656B (fr)
WO (1) WO2020098082A1 (fr)

Cited By (4)

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Publication number Priority date Publication date Assignee Title
US11573047B2 (en) 2021-03-30 2023-02-07 Whirlpool Corporation Refrigerator appliance
DE102022123787A1 (de) 2022-08-05 2024-02-08 Liebherr-Hausgeräte Lienz Gmbh Kühl- und/oder Gefriergerät
DE102022213434B3 (de) 2022-12-12 2024-03-28 BSH Hausgeräte GmbH Kältegerät
DE102023125966A1 (de) 2023-08-03 2025-02-06 Liebherr-Hausgeräte Ochsenhausen GmbH Kühl- und/oder Gefriergerät

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US20210025641A1 (en) * 2019-07-26 2021-01-28 Haier Us Appliance Solutions, Inc. Refrigerator assembly having features for improved air circulation through a machine compartment thereof
US11719486B2 (en) * 2020-12-31 2023-08-08 Whirlpool Corporation Fascia and divider wall for a machine compartment
CN114877598B (zh) * 2022-06-09 2024-06-11 海信（山东）冰箱有限公司 导风结构及组合式冰箱

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JP2007089921A (ja) * 2005-09-29 2007-04-12 Toshiba Corp システムキッチン
CN202501694U (zh) * 2012-03-09 2012-10-24 青岛特博尔科技发展有限公司 一种冰柜机械室空气循环结构及冰柜
CN207197050U (zh) * 2017-07-13 2018-04-06 博西华电器（江苏）有限公司 冰箱
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11573047B2 (en) 2021-03-30 2023-02-07 Whirlpool Corporation Refrigerator appliance
DE102022123787A1 (de) 2022-08-05 2024-02-08 Liebherr-Hausgeräte Lienz Gmbh Kühl- und/oder Gefriergerät
DE102022213434B3 (de) 2022-12-12 2024-03-28 BSH Hausgeräte GmbH Kältegerät
EP4386291A1 (fr) 2022-12-12 2024-06-19 BSH Hausgeräte GmbH Appareil frigorifique
DE102023125966A1 (de) 2023-08-03 2025-02-06 Liebherr-Hausgeräte Ochsenhausen GmbH Kühl- und/oder Gefriergerät

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CN109539656A (zh) 2019-03-29

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