WO2023221766A1 - Système de réfrigération de réfrigérateur - Google Patents

Système de réfrigération de réfrigérateur Download PDF

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Publication number
WO2023221766A1
WO2023221766A1 PCT/CN2023/091418 CN2023091418W WO2023221766A1 WO 2023221766 A1 WO2023221766 A1 WO 2023221766A1 CN 2023091418 W CN2023091418 W CN 2023091418W WO 2023221766 A1 WO2023221766 A1 WO 2023221766A1
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WO
WIPO (PCT)
Prior art keywords
wine cabinet
tray
wine
refrigeration
compartment
Prior art date
Application number
PCT/CN2023/091418
Other languages
English (en)
Chinese (zh)
Inventor
姚飞
沈盛
王美勤
陈银飞
伍晨阳
Original Assignee
宁波韩电电器有限公司
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
Application filed by 宁波韩电电器有限公司 filed Critical 宁波韩电电器有限公司
Publication of WO2023221766A1 publication Critical patent/WO2023221766A1/fr

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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
    • 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
    • F25B41/31—Expansion valves
    • F25B41/36—Expansion valves with the valve member being actuated by bimetal elements or shape-memory elements influenced by fluids, e.g. by the refrigerant
    • 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
    • F25B41/37—Capillary tubes
    • 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
    • F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • 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
    • F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors

Definitions

  • the utility model belongs to the field of refrigeration equipment, and specifically relates to a refrigeration system of a refrigerator.
  • Refrigerator (called a refrigerator in Hong Kong, and also called a frost cabinet or freezer in Taiwanese.
  • the Chinese characters in Japanese and Korean both call it a cold storage, and the Korean translation means a freezer). It is a machine that preserves food and other items at low temperatures. equipment.
  • Industrial refrigerators are suitable for industrial environments such as restaurants, food processing and supermarkets.
  • the dual-compartment refrigerator that is currently popular in homes actually combines two parts: a freezer or freezer that maintains the temperature below -18 degrees Celsius (i.e. 0 degrees Fahrenheit) and freezes food into ice cubes for long-term storage. ), and a refrigerator or refrigerator (refrigerator) that maintains the temperature at 3 to 5 degrees Celsius (i.e. 31 to 41 degrees Fahrenheit) and is used to keep food fresh and non-perishable at low temperatures.
  • a refrigerator generally includes a box, refrigeration system, and electrical system.
  • the box is composed of structural materials and thermal insulation materials to form a space to store food and prevent internal and external heat transfer.
  • the box generally includes an outer box, an inner tank, and an insulation layer.
  • the refrigerator liner (lining) is generally made of ABS or HIPS sheets that are vacuum formed, with a thickness of less than 1 mm, and are white and smooth.
  • the widely used thermal insulation material is polyurethane foam, which has excellent thermal insulation properties and has little change in thermal conductivity after long-term use.
  • Some are equipped with a separate freezer or refrigerator, while others are equipped with both.
  • Some refrigerators are now even divided into four compartments to store various types of food.
  • Refrigeration system The basic function of the refrigerator is refrigeration to maintain an appropriate low temperature inside the box.
  • the refrigeration system generally consists of four basic components: compressor, condenser, capillary tube or thermal expansion valve, and evaporator.
  • Refrigerant is a liquid that can boil at low temperature under low pressure. It absorbs heat when boiling.
  • the refrigerant circulates continuously in the refrigeration system.
  • the compressor increases the gas pressure of the refrigerant, causing liquefaction conditions. When it passes through the condenser, it condenses and liquefies and releases heat. , and then reduce the pressure and temperature when passing through the capillary tube, and then boil and vaporize to absorb heat when passing through the evaporator.
  • refrigeration diodes are now being used, without complicated mechanical devices, but with poor performance, and are used in small refrigerators.
  • a drying filter is generally installed at the inlet end of the capillary tube.
  • Refrigerators use electricity as the main energy source and rely on motors to drive compressors or refrigeration diodes. They are generally equipped with relay protectors and thermostats.
  • Refrigerator motors using compressors are divided into resistor-phase starting type, capacitor starting type and capacitor starting and capacitor running type according to different starting methods.
  • the motor of a fully enclosed compressor is installed inside the refrigeration system. It is in contact with refrigerant and refrigeration oil for a long time and withstands pressure, high temperature, etc., so it must be resistant to refrigerants and refrigeration oil, with stable electrical performance, high temperature resistance, vibration and impact resistance. , have a large starting torque and keep clean and free of moisture.
  • the temperature here includes : 1. Storage temperature.
  • Wine is a 'fresh and living' liquid and is easily affected by the environment. Unopened wine will be drunk in a short period of time, so just store it in a cool and dark place (avoid in an air-conditioned room) , because the temperature fluctuates greatly when it is turned on and off), but if it is a precious wine that needs to be collected for several years and is of high value, then you need to purchase a constant-temperature wine cabinet. Adjust the temperature of the wine cabinet to 12-15 degrees Celsius as much as possible. , because this is the ideal temperature for long-term storage of wine. However, car trunks, kitchens, balconies, and lights are not suitable for wine storage.
  • the constant-temperature wine cabinet takes up space and is easy to be left idle when there is no wine. Therefore, the market needs a refrigerator that is more convenient and more suitable for preserving wine.
  • the technical problem to be solved by this utility model is to provide a refrigerator refrigeration system with reasonable structural layout, three-system refrigeration, and an independent wine cabinet room in view of the current situation of the above-mentioned existing technology.
  • a refrigeration system of a refrigerator which includes a refrigerator compartment, a freezer compartment, and a wine cabinet compartment that is independent of the refrigerator compartment and the freezer compartment; and also includes the following refrigeration cycle system:
  • the refrigeration evaporator, return air connection pipe, compressor, exhaust connection pipe, center beam dew removal pipe, condenser, side dew removal pipe, filter, electric valve are connected in sequence.
  • the electric valve is installed between the electric valve and the refrigeration evaporator.
  • the wine cabinet room includes a thermally conductive inner wall for blocking the capillary tubes of the wine cabinet.
  • the thermally conductive inner wall is located on the side of the wine cabinet room facing the cabinet door.
  • the freezer room and wine cabinet room are separate rooms, using three systems for refrigeration.
  • the wine cabinet room includes an elevated first tray, the first tray is provided with a first hollow position, and the first tray provides a place for placing wine bottles.
  • the side wall of the wine cabinet is provided with a convex strip to support the first tray, the convex strip is provided with a downward groove, and the first tray is provided with a protruding piece stuck in the groove.
  • a second tray is set up above the first tray, the second tray is provided with a second hollow position to provide a place for placing wine bottles, and a guide rail is provided between the second tray and the side wall of the wine cabinet room. system.
  • the second tray enters and exits the wine cabinet room through a guide rail system.
  • the guide rail system includes a first rail fixed on the second pallet, a second rail slidingly matching the first rail, a third rail fixed to the second rail, and a fourth rail slidingly matching the third rail.
  • track the fourth track is fixed to the wine cabinet room.
  • the resistance between the third rail and the fourth rail is greater than the resistance between the first rail and the second rail.
  • the first track, the second track, the third track and the fourth track are respectively provided with through holes, and the through holes can be inserted into the through holes through latch-like objects after the second tray is completely pushed into the wine cabinet chamber. Prevent the second tray from accidentally sliding out of the wine cabinet compartment.
  • the wine cabinet is provided with a water collection platform located below the thermally conductive inner wall for collecting condensed liquid droplets on the thermally conductive inner wall.
  • the first tray is located below the water collecting platform, and the second tray is located above the water collecting platform.
  • the number of first pallets is 2, and the number of second pallets is 2.
  • the first hollow space and the second hollow space are each in a long strip shape, and the length direction is toward the heat-conducting inner wall.
  • the tip of the wine bottle can face the cabinet door, which facilitates storage on the one hand.
  • the wine bottle stopper is far away from the refrigeration part.
  • the refrigerator can have an independent wine cabinet room, and in the preferred solution, the refrigeration storage is more conducive to wine.
  • Figure 1 is a schematic diagram of the refrigeration system of the present utility model
  • Figure 2 is a schematic diagram of the location of the wine cabinet room on the refrigerator
  • Figure 3 is a schematic structural diagram of the wine cabinet room after opening the cabinet door
  • Figure 4 is a schematic three-dimensional structural diagram of Figure 3;
  • FIG. 5 is an enlarged structural diagram of the wine cabinet in Figure 4.
  • Figure 6 is an exploded schematic diagram of Figure 5;
  • Figure 7 is a schematic structural diagram of the guide rail system in Figure 6;
  • Figure 8 is an exploded schematic diagram of Figure 7;
  • FIG. 9 is a schematic structural diagram of the orthogonal view of FIG. 8 .
  • Figures 1 to 9 are structural schematic diagrams of the present utility model.
  • the reference numbers are: refrigeration room 1, refrigeration evaporator 11, refrigeration capillary tube 12, wine cabinet room 2, wine cabinet evaporator 21, wine cabinet capillary tube 22, thermal conductive inner wall 24, freezing chamber 3, freezing capillary tube 32, freezing evaporation 41, return air connection pipe 42, compressor 43, exhaust connection pipe 44, center beam dew removal pipe 45, condenser 46, side dew removal device 47, filter 48, electric valve 49, first tray 5, A hollow position 51, a protruding piece 52, a second tray 6, a second hollow position 61, a guide rail system 7, a protruding strip 8, a groove 81, and a water collecting platform 9.
  • orientation or positional relationship indicated by the terms “upper”, “lower”, “left”, “right”, etc. is based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe the present invention and its embodiments, and are not used to limit the indicated device, element or component to have a specific orientation, or to be constructed and operated in a specific orientation.
  • setting and “connection” should be understood broadly. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a direct connection, an indirect connection through an intermediate medium, or an internal connection between two devices, elements or components.
  • connection should be understood broadly. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a direct connection, an indirect connection through an intermediate medium, or an internal connection between two devices, elements or components.
  • connection should be understood broadly. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a direct connection, an indirect connection through an intermediate medium, or an internal connection between two devices, elements or components.
  • a refrigerator refrigeration system includes a refrigerator compartment 1, a freezer compartment 3, and a wine cabinet compartment 2 that is independent of the refrigerator compartment 1 and the freezer compartment 3; as shown in Figure 1, it also includes the following Refrigeration cycle system:
  • the refrigeration evaporator 41, the return air connection pipe 42, the compressor 43, the exhaust connection pipe 44, the middle beam dew removal pipe 45, the condenser 46, the side dew removal device 47, the filter 48, and the electric valve 49 are connected in sequence.
  • the first channel is connected to the refrigeration capillary 12 and the refrigeration evaporator 11.
  • the second channel is connected to the wine cabinet capillary 22 and the wine cabinet evaporator 21.
  • the third channel is connected to the refrigeration capillary 12 and the refrigeration evaporator 11.
  • the channel is connected with a frozen capillary tube 32;
  • the wine cabinet room 2 includes a thermally conductive inner wall 24 for blocking the wine cabinet capillary tube 22.
  • the thermally conductive inner wall 24 is located on the side of the wine cabinet room 2 facing the cabinet door.
  • the freezer compartment 3 and the wine cabinet compartment 2 are separate compartments and adopt three systems for refrigeration.
  • the wine cabinet room 2 includes an elevated first tray 5.
  • the first tray 5 is provided with a first hollow position 51, and the first tray 5 provides a place for placing wine bottles.
  • the side wall of the wine cabinet chamber 2 is provided with a protruding strip 8 to support the first tray 5; as shown in Figure 6, the protruding strip 8 is provided with a downward groove 81.
  • the first tray 5 is provided with a protruding piece 52 stuck in the groove 81 .
  • a second tray 6 is set up above the first tray 5.
  • the second tray 6 is provided with a second hollow position 61 to provide a place for placing wine bottles.
  • the second tray 6 and A guide rail system 7 is provided between the side walls of the wine cabinet room 2 . The second tray 6 enters and exits the wine cabinet room 2 through the guide rail system 7 .
  • the guide rail system 7 includes a first rail fixed on the second pallet 6, a second rail slidingly matching the first rail, and a third rail fixed to the second rail.
  • the fourth rail is slidably matched with the third rail, and the fourth rail is fixed to the wine cabinet room 2.
  • the resistance between the third rail and the fourth rail is greater than the resistance between the first rail and the second rail.
  • the first rail, the second rail, the third rail and the fourth rail are respectively provided with through holes, which can pass through after the second tray 6 is fully pushed into the wine cabinet chamber 2
  • the latch-like object is inserted into the through hole to prevent the second tray 6 from sliding out of the wine cabinet chamber 2 inadvertently.
  • the wine cabinet chamber 2 is provided with a water collection platform 9.
  • the water collection platform 9 is located below the thermally conductive inner wall 24 and is used to collect condensed liquid droplets on the thermally conductive inner wall 24.
  • the first tray 5 is located below the level where the water collecting platform 9 is located, and the second tray 6 is located above the level where the water collecting platform 9 is located.
  • the number of first pallets 5 is 2, and the number of second pallets 6 is 2.
  • the first hollow position 51 and the second hollow position 61 are each in a long strip shape, and the length direction is toward the heat-conducting inner wall 24 .
  • the pointed end of the wine bottle The bottom can face the cabinet door, which on the one hand facilitates access.
  • the wine bottle stopper is far away from the refrigeration part.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

Le présent modèle d'utilité divulgue un système de réfrigération d'un réfrigérateur, comprenant un compartiment réfrigérateur et un compartiment congélateur, et comprenant en outre un compartiment cave à vin indépendant du compartiment réfrigérateur et du compartiment congélateur. Il comprend en outre le système à cycle de réfrigération suivant : un évaporateur de congélation, un tuyau de raccordement d'air de retour, un compresseur, un tuyau de raccordement d'évacuation, un tuyau d'élimination de rosée de poutre centrale, un condenseur, un extracteur de rosée latéral, un filtre et une soupape électrique qui sont raccordés les uns à la suite des autres ; trois canaux sont disposés entre la soupape électrique et l'évaporateur de congélation ; un premier canal est raccordé à un tube capillaire de réfrigération et à un évaporateur de réfrigération, un deuxième canal est raccordé à un tube capillaire de cave à vin et à un évaporateur de cave à vin, et un troisième canal est raccordé à un tube capillaire de congélation ; le compartiment de cave à vin comprend une paroi interne thermoconductrice pour protéger le tube capillaire de cave à vin ; la paroi interne thermoconductrice est située sur le côté du compartiment cave à vin faisant directement face à une porte d'armoire. Le compartiment de congélation et le compartiment cave à vin sont respectivement des compartiments indépendants ; une réfrigération à trois systèmes est utilisée ; au moyen de la réfrigération à trois systèmes du compartiment réfrigérateur, du compartiment congélateur et du compartiment cave à vin, le réfrigérateur peut avoir un compartiment cave à vin indépendant, et est conçu pour être plus favorable à la réfrigération et au stockage de vin dans une solution préférée.
PCT/CN2023/091418 2022-05-19 2023-04-28 Système de réfrigération de réfrigérateur WO2023221766A1 (fr)

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CN202221200833.9U CN217636292U (zh) 2022-05-19 2022-05-19 一种冰箱的制冷***
CN202221200833.9 2022-05-19

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN217636292U (zh) * 2022-05-19 2022-10-21 宁波韩电电器有限公司 一种冰箱的制冷***

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201311148Y (zh) * 2008-10-13 2009-09-16 合肥美菱股份有限公司 带有冰镇饮料功能的三门冰箱
CN201488383U (zh) * 2009-04-10 2010-05-26 凌建军 一种用于多制冷回路冰箱及冰箱消毒柜一体机的热交换***
CN201852392U (zh) * 2010-11-02 2011-06-01 合肥美的荣事达电冰箱有限公司 冰吧
CN216347261U (zh) * 2021-04-19 2022-04-19 长虹美菱股份有限公司 一种双蒸发器的风冷冰箱
CN217636292U (zh) * 2022-05-19 2022-10-21 宁波韩电电器有限公司 一种冰箱的制冷***

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201311148Y (zh) * 2008-10-13 2009-09-16 合肥美菱股份有限公司 带有冰镇饮料功能的三门冰箱
CN201488383U (zh) * 2009-04-10 2010-05-26 凌建军 一种用于多制冷回路冰箱及冰箱消毒柜一体机的热交换***
CN201852392U (zh) * 2010-11-02 2011-06-01 合肥美的荣事达电冰箱有限公司 冰吧
CN216347261U (zh) * 2021-04-19 2022-04-19 长虹美菱股份有限公司 一种双蒸发器的风冷冰箱
CN217636292U (zh) * 2022-05-19 2022-10-21 宁波韩电电器有限公司 一种冰箱的制冷***

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