EP3680591A1 - Refrigerator - Google Patents

Refrigerator Download PDF

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Publication number
EP3680591A1
EP3680591A1 EP20150251.5A EP20150251A EP3680591A1 EP 3680591 A1 EP3680591 A1 EP 3680591A1 EP 20150251 A EP20150251 A EP 20150251A EP 3680591 A1 EP3680591 A1 EP 3680591A1
Authority
EP
European Patent Office
Prior art keywords
refrigerator
space
door
damper
storage chamber
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.)
Granted
Application number
EP20150251.5A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3680591B1 (en
Inventor
Giseok Seong
Yoonseong Nam
Wookyung BAIK
Jeongwon Park
Kyungseok Kim
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.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP3680591A1 publication Critical patent/EP3680591A1/en
Application granted granted Critical
Publication of EP3680591B1 publication Critical patent/EP3680591B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/042—Air treating means within refrigerated spaces
    • F25D17/045—Air flow control arrangements
    • 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
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
    • F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with 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
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/067—Evaporator fan units
    • 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
    • F25D11/022—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures with two or more evaporators
    • 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
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • 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
    • F25D23/006—General constructional features for mounting refrigerating machinery 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/028—Details
    • 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
    • F25D23/06—Walls
    • F25D23/069—Cooling space dividing partitions
    • 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
    • F25D23/08—Parts formed wholly or mainly of plastics materials
    • F25D23/082—Strips
    • F25D23/087—Sealing strips
    • 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
    • F25D29/00—Arrangement or mounting of control or safety devices
    • 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
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
    • F25D2317/063—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation with air guides
    • 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
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
    • F25D2317/067—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by air ducts
    • 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
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/18—Aesthetic features

Definitions

  • the present disclosure relates to a refrigerator.
  • a refrigerator is an appliance that allows food or other goods to be stored at a relatively low temperature in an internal storage space accessed by a door.
  • An object of the present disclosure is to provide a refrigerator having an improved efficiency.
  • a refrigerator comprising a cabinet that having a wall and an interior space, the wall having an air flow path provided therein; a partition configured to divide the storage space into a first space and a second space; a heat exchanger provided in communication with the air flow path; and a first damper provided between the heat exchanger and the air flow path to adjust an amount of air supplied to the first space via the air flow path, wherein an upper surface of the heat exchanger is positioned lower than a lower surface of the partition, and wherein the first damper is positioned to overlap at least a portion of the partition in a horizontal direction.
  • the refrigerator may further comprise a fan configured to generate air flow in the air flow path and provided to overlap at least a portion of the heat exchanger in a vertical direction.
  • a fan configured to generate air flow in the air flow path and provided to overlap at least a portion of the heat exchanger in a vertical direction.
  • At least a portion of the first damper may overlap the fan in a horizontal direction.
  • At least a portion of the first damper may overlap the heat exchanger in a vertical direction.
  • the first damper may be provided eccentrically to a side of the air flow path.
  • the refrigerator may further comprise a second damper provided in the air flow path to adjust the amount of air supplied to the second space.
  • At least a portion of the second damper may overlap the partition in a horizontal direction.
  • the first damper and the second damper may be laterally spaced apart.
  • the refrigerator may further comprise a fan configured to generate air flow in the air flow path.
  • At least a portion of the fan may be positioned between the first damper and the second damper.
  • the second damper may be positioned eccentrically opposite to the first damper with respect to the air flow path.
  • the wall may include a discharge guide panel having a surface that faces the first space.
  • the wall may include an inner cover connected to the discharge guide panel and having a surface that faces the second space.
  • the inner cover may be configured to cover the heat exchanger.
  • a width of the inner cover in a front and rear direction may be greater than a width of the heat exchanger in the front and rear direction.
  • a width of the discharge guide panel in the front and rear direction may be less than the width of the heat exchanger in the front and rear direction.
  • the wall may further include a suction port through which air from the first space passes.
  • At least a portion of the suction port may face a rear edge of the partition and is spaced apart from the partition.
  • the wall may include a suction port through which air from the first space passes.
  • the refrigerator may further comprise a return duct.
  • the return duct may include an inlet which communicates with the suction port.
  • the return duct may include an outlet that outputs air to the heat exchanger.
  • a portion of the return duct between the inlet and the outlet may overlap the fan in a front and rear direction.
  • a width of the return duct at the outlet in the left and right direction may be greater than a width of the portion of the return duct that overlaps the fan.
  • the refrigerator may further comprise a door configured to open and close the storage space.
  • the door may be changeable between a transparent state in which the storage space can be seen through the door and an opaque state in which the storage space cannot be seen through the door.
  • the refrigerator may further comprise a transparent gasket configured to be mounted on the door.
  • the transparent gasket may be configured to be in contact with the partition when the door closes the storage space.
  • the refrigerator may further comprise a sensor configured to sense a motion of a user.
  • the refrigerator may further comprise a controller configured to switch the door to the transparent state when the motion of the user corresponds to a particular motion.
  • the refrigerator may further comprise a door opening module to automatically open the door.
  • the door opening module may include a motor that outputs a rotational force.
  • the door opening module may include a transmission comprising a plurality of gears and configured to receive the rotational force.
  • the door opening module may include a push rod coupled to the door and having a plurality of teeth provided along a side to engage the plurality of gears of the transmission.
  • a refrigerator comprising a cabinet that having a wall and an interior space, the wall having an air flow path provided therein; a partition configured to divide the storage space into a first space and a second space; a heat exchanger provided in communication with the air flow path, and door changeable between a transparent state in which the storage space can be seen through the door and an opaque state in which the storage space cannot be seen through the door.
  • a refrigerator comprising a cabinet that having a wall and an interior space, the wall having an air flow path provided therein; a partition configured to divide the storage space into a first space and a second space; a heat exchanger provided in communication with the air flow path, and a door opening module to automatically open the door of the refrigerator.
  • FIG. 1 is a sectional view illustrating an example of a refrigerator according to an embodiment of the present disclosure.
  • the refrigerator may have a storage chamber W in which goods and the like may be stored.
  • the refrigerator may include a cabinet 1 in which the storage chamber W is formed.
  • the refrigerator may further include a door 50 that opens and closes the storage chamber W.
  • the door 50 may include at least one of a rotatable door 5 and an advancing and retracting type (or drawer type) door 6.
  • the cabinet 1 may include an outer case 7 forming an outer appearance and an inner case 8 forming at least one surface for forming the storage chamber W therein.
  • the storage chamber W may be a storage chamber in which certain kinds of goods which are preferably stored at a specific temperature range are stored.
  • the storage chamber W may be a dedicated storage chamber for storing certain goods that need to be kept warm or cold, for example, alcoholic liquors such as wine and beer, fermented foods, cosmetics, and medical supplies, for example.
  • the storage chamber for wine can be maintained at a temperature of 3°C to 20°C, or a higher temperature than the refrigerating chamber of a normal refrigerator, and may not exceed 20°C.
  • the temperature of the storage chamber for red wine may be adjusted to 12°C to 18°C
  • the temperature of the storage chamber for white wine may be adjusted to 6°C to 11°C.
  • the temperature of the storage chamber for champagne may be adjusted to about 5°C.
  • the temperature of the storage chamber W may be adjusted such that the storage chamber temperature fluctuates between a target temperature upper limit value and a target temperature lower limit value of the storage chamber W.
  • the quality of the goods stored in the storage chamber W may be reduced by the difference between the target temperature upper limit value and the target temperature lower limit value (hereinafter, referred to as storage chamber temperature difference).
  • the refrigerator may be manufactured with a small storage chamber temperature difference according to the type of the goods and may minimize the reduction of the quality of the goods.
  • the storage chamber W of the refrigerator of the present embodiment may be a storage chamber having a smaller storage chamber temperature difference than that of a general refrigerator.
  • the storage chamber temperature difference of the storage chamber W may be less than 3°C, or may be 2°C as an example.
  • the storage chamber temperature difference may be less than 1°C
  • the refrigerator may include a device capable of adjusting the temperature of the storage chamber W (hereinafter, referred to as a "temperature adjusting device").
  • the temperature adjusting device may include at least one of cooling device and heating device.
  • the temperature adjusting device may cool or heat the storage chamber W by at least one of conduction, convection, and radiation.
  • a cooling device or heat exchanger
  • an evaporator 150 or a heat absorbing body of a thermoelectric element may be attached to the inner case 8 to cool the storage chamber W by conduction.
  • an airflow forming mechanism such as a fan, the air heat-exchanged with the cooling device by convection can be supplied to the storage chamber W.
  • a heating device such as a heater or a heat generating body of the thermoelectric element may be attached to the inner case 8 to heat the storage chamber W by conduction.
  • the addition of an airflow forming mechanism such as a fan may supply heat to the storage chamber W by convection.
  • the cooling device may be defined as a device capable of cooling the storage chamber W, including at least one of the evaporator 150, the heat absorbing body of the thermoelectric element, and the fan.
  • the heating device may be defined as a device capable of heating the storage chamber W, including at least one of a heater, a heat generating body of the thermoelectric element, and a fan.
  • the refrigerator may further include an inner guide or walls 200.
  • the inner guide 200 may partition an inner portion of the inner case 8 into a space in which goods are stored and a space in which a temperature adjusting device is located (hereinafter referred to as a "temperature adjusting device chamber").
  • the temperature adjusting device chamber may be a cooling device chamber and a heating device chamber.
  • the temperature adjusting device chamber may be located between the inner guide 200 and the inner case 8, between the inner guide 200 and the outer case 7, or inside the inner guide 200.
  • the inner guide 200 may partition a cold air flow path P for supplying cold air to the space where goods are stored and the storage chamber W, and at least one of the cooling device may be provided in the cold air flow path P.
  • the inner guide 200 may partition a space in which goods are stored and a hot air flow path P for supplying heat to the storage chamber W, and at least one of the heating device may be arranged in the hot air flow path P.
  • the inner guide for the cooling device and the inner guide for the heating device may be designed in common and may be manufactured separately.
  • the inner guide 200 may form a storage space together with the inner case 8.
  • the inner guide 200 may be provided in front of the rear body of the inner case.
  • the refrigerator may include both a refrigerator having one space having the same storage chamber temperature range of the storage chamber W and a refrigerator having two or more spaces having different storage temperature ranges from each other.
  • the refrigerator may further include a partition member 3 arranged vertically or horizontally in order to divide the storage chambers W into two or more spaces (for example, a first space W1 and a second space W2) which may have different storage chamber temperatures range from each other.
  • the refrigerator may further include the partition member 10 arranged vertically or horizontally in order to divide the storage chambers W into two or more spaces (for example, a second space W2, a third space W3) which have different storage chamber temperature ranges from each other.
  • the partition member 10 may be separately manufactured and then mounted in the inner case 8.
  • the partition member 10 may be manufactured by foaming together with a heat insulating material provided between the outer case 7 and the inner cases 8 and 9.
  • the two or more spaces may be different in size.
  • the first space W1 may be located at the upper side
  • the second space W2 may be located at the lower side
  • the partition member 3 may be arranged so that the size of the first space W1 is larger than the size of the second space W2.
  • the first storage chamber temperature for the first space W may be higher than the second storage chamber temperature for the second space W2.
  • the first storage chamber temperature may be higher than the second storage chamber temperature
  • the maximum value of the first storage chamber temperature may be greater than the maximum value of the second storage chamber temperature
  • the average value of the first storage chamber temperature may be greater than the average value of the second storage chamber temperature
  • the minimum value of the first storage chamber temperature may be greater than the minimum value of the second storage chamber temperature.
  • the refrigerator may further include a door (hereinafter, a see-through door) through which the user can see the storage chamber through a see-through window without opening the door 50 from the outside of the refrigerator, and the see-through door will be described later.
  • the refrigerator may further include a transparent gasket 24 provided on at least one of the see-through door and the partition members 3 and 10.
  • the transparent gasket 24 may partition the storage chamber W into two or more spaces having different storage temperature ranges from each other together with the partition members 3 and 10.
  • the refrigerator may further include door opening modules 11 and 11' for forcibly opening the door 50.
  • the door opening modules 11 and 11' may be a rotatable door opening module 11 which can allow the door 5 to be rotated more than a predetermined angle without the user holding the door 5, or an advancing and retracting type door opening module 11' which can allow the door 6 to be advanced and retracted in a front and rear direction.
  • the door opening modules 11 and 11' will be described later.
  • the refrigerator may further include a lifting module 13 capable of lifting or lowering the holder 12, and although not illustrated in FIG. 1 , the lifting module may be located in at least one of the storage chamber and the door.
  • the refrigerator may include a plurality of doors for opening and closing two or more spaces having different storage temperature ranges from each other. At least one of the plurality of doors may be a see-through door. At least one of the cabinet 1 or the plurality of doors may include door opening modules 11 and 11'. A lifting module 13 for lifting and lowering the holder 12 located in the storage chamber to open and close may be provided on at least one of the plurality of doors.
  • the door for the storage chamber located at the top may be a see-through door, and a lifting module 13 for lifting and lowering the holder of the storage chamber located at the lower portion may be disposed.
  • FIG. 2 is a sectional view illustrating another example of a refrigerator according to an embodiment of the present disclosure.
  • the storage chamber W illustrated in FIG. 1 will be described as a first storage chamber W.
  • the refrigerator may further include at least one first storage chamber W and at least one second storage chamber C that may be temperature-controlled independently of the first storage chamber W.
  • first storage chamber W and at least one second storage chamber C that may be temperature-controlled independently of the first storage chamber W.
  • second storage chamber C may be temperature-controlled independently of the first storage chamber W.
  • the second storage chamber C may be a storage chamber having a temperature range lower than the temperature range of the first storage chamber W, and for example, may be a storage chamber having a temperature range of -24°C to 7°C and the second storage chamber C may be a storage chamber which is temperature-controlled based on a target temperature, which is a temperature selected by a user within a temperature range of -24°C to 7°C.
  • the second storage chamber C may be composed of a switching chamber (or a temperature changing chamber) in which any one of a plurality of temperature ranges may be selected, and may be configured as a non-switching chamber having one temperature range.
  • the switching chamber may be a storage chamber which can be temperature-controlled to a selected temperature range among a plurality of temperature ranges, and the plurality of temperature ranges may include a first temperature range above zero, a second temperature range below zero, and a third temperature range between the first temperature range and the second temperature range.
  • the user may supply an input to an input unit to select the second storage chamber C as a mode (for example, a refrigerating chamber mode) that is a temperature range above zero, and the temperature range of the second storage chamber C may be selected within a temperature range above zero (for example, 1°C to 7°C).
  • the user may supply an input to an input unit to further input a desired temperature in the temperature range above zero, and the target temperature of the second storage chamber C may be a specific temperature (for example, 4°C) entered by a user in the temperature range (for example, 1°C to 7°C) above zero.
  • the user may supply an input to the input unit and thus select as a mode in which the second storage chamber C is in the temperature range below zero (for example, freezing chamber mode) or a special mode (for example, a mode for storing a certain kind of goods or kimchi storage mode).
  • the first storage chamber W may be a specific goods storage chamber in which a particular kind of goods which is preferably stored at a specific temperature range is stored or mainly a certain kind of goods are stored
  • the second storage chamber C may be a non-specific goods storage chamber in which a various kinds of goods may be stored in addition to a specific kind of goods.
  • Examples of specific goods may include alcoholic beverages including wine, fermented foods, cosmetics, and medical supplies.
  • the first storage chamber W may be a storage chamber in which wine is stored or a wine chamber in which wine is mainly stored
  • the second storage chamber C may be a non-wine chamber in which goods other than wine are stored or goods other than wine are mainly stored.
  • a storage chamber having a relatively small storage chamber temperature difference among the first storage chamber W and the second storage chamber C may be defined as a constant temperature chamber, and a storage chamber having a relatively large storage chamber temperature difference among the first storage chamber W and the second storage chamber C may be defined as a non-constant temperature chamber.
  • Any one of the first storage chamber W and the second storage chamber C may be a priority storage chamber which is controlled in priority, and the other may be a subordinate storage chamber which is controlled secondarily to the priority chamber.
  • the first goods having a large or expensive quality change according to the temperature change may be stored in the priority storage chamber, and the second goods having a small or low quality change according to the temperature change may be stored in the subordinate storage chamber.
  • the refrigerator may perform a specific operation for the priority storage chamber and a specific operation for the subordinate storage chamber.
  • the specific operation may include a general operation and a special operation for the storage chamber.
  • a general operation may be defined as a conventional cooling operation for the storage chamber cooling.
  • the special operation may be defined as a defrost operation for defrosting cooling device, a door load response operation that can be performed when predetermined conditions are satisfied after the door is opened, and an initial power supply operation, which is an operation when the power is first supplied to the refrigerator.
  • the refrigerator may be controlled such that a specific operation for the priority storage chamber is performed first when two operations may be performed simultaneously.
  • the simultaneous operation may be defined in a case where the start condition of the first operation and the start condition of the second operation are satisfied at the same time, as a case where the start condition of the first operation is satisfied and thus the start condition of the second operation is satisfied while the first operation is in progress, and as a case where the start condition of the second operation is satisfied and thus the start condition of the first operation is satisfied while the second operation is in progress.
  • the priority storage chamber may be cooled or heated prior to the subordinate storage chamber when the temperature of the priority storage chamber is not satisfied and the temperature of the subordinate storage chamber is not satisfied. While the cooling device for cooling the subordinate storage chamber is defrosted, if the temperature of the priority storage chamber is not satisfied, the priority storage chamber may be cooled or heated while the cooling device of the subordinate storage chamber is defrosted.
  • the priority storage chamber may be cooled or heated during the door load response operation of the subordinate storage chamber.
  • Any one of the first storage chamber W and the second storage chamber C may be a storage chamber in which the temperature is adjusted by the first cooling device and the heating device, and the other may be a storage chamber in which the temperature is adjusted by the second cooling device.
  • a separate receiving member 4 may be additionally disposed in at least one of the first space W1 and the second space W2.
  • a separate space S (hereinafter, referred to as a receiving space) may be formed separately from the first space W1 and the second space W2 to accommodate goods.
  • the refrigerator may adjust the receiving space S of the receiving member 4 to a temperature range different from that of the first space W1 and the second space W2.
  • the receiving member 4 may be located in the second space W2 located below the first space W1.
  • the receiving space S of the receiving member 4 may be smaller than the second space W2.
  • the storage chamber temperature of the receiving space S may be equal to or less than the storage chamber temperature of the second space W2.
  • the length of the refrigerator itself in the vertical direction may be longer than the width in the horizontal direction, and in this case, the length of the refrigerator in the vertical direction may be more than twice the width in the horizontal direction. Since the refrigerator may be rolled over if the length in the vertical direction is too long relative to the width in the horizontal direction, the length in the vertical direction may be less than three times the width in the horizontal direction.
  • Preferred examples of the length in the vertical direction that can store a plurality of the specific goods may be 2.3 to 3 times the width in a left and right direction, and the most preferred example may be 2.4 to 3 times the width in the left and right direction.
  • the length of the refrigerator in the vertical direction is longer than the width in the left and right direction, in a case where the length of the storage chamber in which the specific goods are substantially stored, for example, the first storage chamber W, in the vertical direction is short, the number of specific goods may not be high.
  • the length of the first storage chamber W in the vertical direction may be longer than the length of the second storage chamber C in the vertical direction so that a space for the specific goods may be as large as possible.
  • the length of the first storage chamber W in the vertical direction may be 1.1 times to 1.5 times the length of the second storage chamber C in the vertical direction.
  • At least one of the first door 5 and the second door 6 may be a see-through door, and the see-through door will be described later.
  • the refrigerator may further include door opening modules 11 and 11' for forcibly opening at least one of the first door 5 and the second door 6 to the door opening modules 11 and 11', and the door opening modules 11 and 11' will be described later.
  • a lifting module 13 capable of lifting the holder 12 may be provided, and the lifting module 13 will be described later.
  • the refrigerator of the present embodiment may be provided adjacent to other refrigerators.
  • a pair of adjacent refrigerators may be provided in the left and right direction, hereinafter, for convenience of description, the first refrigerator Q1 and the second refrigerator Q2 will be referred for description thereof, and the same configuration of the first refrigerator Q1 and the second refrigerator Q2 as each other will be described using the same reference numerals for convenience of description.
  • a plurality of storage chambers may be located in the left and right direction and the vertical direction in one outer case, such as a side by side type refrigerator or a French door type refrigerator.
  • At least one of the first refrigerator Q1 and the second refrigerator Q2 may be a refrigerator to which an embodiment of the present disclosure is applied.
  • the first refrigerator Q1 and the second refrigerator Q2 have some functions different from each other, the lengths of the first and second refrigerators Q1 and Q2 in the vertical direction may be the same or almost similar so that the overall appearance may give the same or similar feeling when arranged adjacent to each other in the left and right direction.
  • Each of the first refrigerator Q1 and the second refrigerator Q2 may include each of a first storage chamber and a second storage chamber, and the first storage chamber and the second storage chamber may include a partition member 10 partitioning in the vertical direction, respectively.
  • the partition member 10 of the first refrigerator Q1 and the partition member 10 of the second refrigerator Q2 may overlap in the horizontal direction.
  • the lower end 6A of the second door 6 opening and closing the second storage chamber of the first refrigerator Q1 and the lower end 6A of the second door 6 opening and closing the second storage chamber of the second refrigerator Q2 may coincide with each other in the horizontal direction.
  • the lower end 6B of the second door 6 opening and closing the second storage chamber of the first refrigerator Q1 and the lower end 6B of the second door 6 opening and closing the second storage chamber of the second refrigerator Q2 may coincide with each other in the horizontal direction.
  • the refrigerator may include cooling device and heating device that may be independently controlled to control the temperature of the storage chamber W.
  • the refrigerator may include cooling device and heating device for controlling the temperature of at least one storage chamber among a specific goods storage chamber, a constant temperature chamber, and a priority storage chamber.
  • the refrigerator may be controlled in a plurality of modes for temperature adjusting of the storage chamber W, and the plurality of modes may include a cooling mode E in which the storage chamber W is cooled by the cooling device, a heating mode H in which the storage chamber W is heated by the heating device, and a standby mode D which maintains the current state without cooling or heating the storage chamber W.
  • the refrigerator may include a temperature sensor for sensing a temperature of the storage chamber W and a controller which may perform the cooling mode E, the heating mode H, and the standby mode D according to the storage chamber temperature sensed by the temperature sensor.
  • the cooling mode E is not limited to that the storage chamber W is continuously cooled by the cooling device and may include a case where the storage chamber is cooled by the cooling device as a whole, but the storage chamber W is temporarily not cooled by the cooling device and a case where the storage chamber W is cooled by the cooling device as a whole, but the storage chamber is temporarily heated by the heating device.
  • the cooling operation E may include a case where the time when the storage chamber is cooled by the cooling device is longer than the time when the storage chamber W is not cooled by the cooling device.
  • the heating mode H is not limited to the storage chamber W being continuously heated by the heating device and may include a case where the storage chamber W is heated by the heating device as a whole, but the storage chamber W is temporarily not heated by the heating device and a case where the storage chamber W is heated by the heating device as a whole, but the storage chamber W is temporarily cooled by the cooling device.
  • the heating operation H may include a case where the time when the storage chamber W is heated by the heating device is longer than the time when the storage chamber W is not heated by the heating device.
  • the temperature of the storage chamber W which has been temperature-controlled by the cooling mode E, may be kept below a target temperature lower limit value without lifting above the target temperature lower limit value for a long time in a state of being lowered below the target temperature lower limit value.
  • the refrigerator may start the heating mode H so that the storage chamber W is not overcooled when the storage chamber temperature falls below the lower limit temperature, and the heating device can be turned on.
  • the lower limit temperature may be a temperature set to be lower than the target temperature lower limit value by the predetermined amount.
  • the refrigerator may then start the heating mode H so that the storage chamber temperature is not maintained in a low state for a long time when the storage chamber temperature is maintained between the target temperature lower limit value and the lower limit temperature during the setting time.
  • the heating mode H may be started when the storage temperature is at the lower limit temperature, and the lower limit temperature may be the heating mode start temperature.
  • One example of the standby mode D may be a mode in which the storage chamber temperature is maintained between the target lower limit value and the lower limit temperature, the refrigerator may be controlled in the order of the cooling mode E, the standby mode D, and the heating mode H without immediately switching to the heating mode H during the cooling mode E.
  • the temperature of the storage chamber W which has been temperature-controlled by the heating mode H, may be kept above the target temperature upper limit value without being lowered below the target temperature upper limit value for a long time in a state of lifting above the target temperature upper limit value.
  • the refrigerator when the storage chamber temperature exceeds the upper limit temperature, the refrigerator can start the cooling mode E so that the storage chamber W is not overheated, and the cooling device can be turned on.
  • the upper limit temperature may be a temperature set to be higher than a target temperature upper limit value.
  • the refrigerator may start the cooling mode E so that the storage chamber temperature does not remain high for a long time when the storage chamber temperature is maintained between the target temperature upper limit value and the upper limit temperature during the setting time.
  • the cooling mode E may be started if the storage temperature is the upper limit temperature, and the upper limit temperature may be the cooling mode start temperature.
  • the standby mode D may be a mode in which the storage chamber temperature is maintained between the target temperature upper limit value and the upper limit temperature, and without switching to the cooling mode E immediately during the heating mode H, the refrigerator may be controlled in the order of the heating mode H, the standby mode D, and the cooling mode E.
  • the cooling mode E may be a mode in which the refrigerant passes through the evaporator, the air in the storage chamber W is cooled by the evaporator, and then flows into the storage chamber W.
  • the compressor may be turned on or off according to the temperature of the storage chamber W.
  • the compressor may be turned on or off such that the storage chamber temperature is maintained between the target temperature upper limit value and the target temperature lower limit value.
  • the compressor may be turned on because the cooling is not satisfied when the storage chamber temperature reaches the target temperature upper limit value and may be turned off when cooling is satisfied when the storage chamber temperature reaches the target temperature lower limit value.
  • the heater may be turned on or off so that the storage chamber temperature is maintained between the target temperature upper limit value and the target temperature lower limit value. Specifically, the heater may be turned off because heating is satisfied when the storage chamber temperature reaches the target temperature upper limit value and may be turned on because heating is not satisfied when the storage chamber temperature reaches the target temperature lower limit value.
  • the standby mode D may be a mode in which the refrigerant does not pass through the evaporator and the heater maintains the off state.
  • the standby mode D may be a mode in which air in the storage chamber W is not forced to flow by the storage chamber fan.
  • the standby mode D may be a mode in which the heater also maintains the off state while the compressor maintains the off state.
  • the plurality of modes may further include a humidification mode for increasing the humidity of the storage chamber.
  • the humidification mode may be a mode in which air in the storage chamber W may be humidified by flowing into the cooling device chamber by a fan, and the humidified air may flow into the storage chamber W to humidify the storage chamber, in a state where at least a portion of the cooling device is in an off state (for example, the supply of refrigerant to the evaporator is interrupted, the thermoelectric element is turned off), and at least some of the heating device is maintained in an off state (for example, the heater is turned off and the thermoelectric element is turned off).
  • the humidification mode may be a mode in which the air in the storage chamber flows to the evaporator by a fan to humidify, and the humidified air flows into the storage chamber to humidify the storage chamber, in a state where the heater maintains in an off state while the refrigerant does not pass through the evaporator.
  • a fan that circulates air in the storage chamber to the evaporator and the storage chamber may be driven.
  • the refrigeration cycles illustrated in FIGs. 5 to 8 may be applied to a refrigerator having three spaces (hereinafter, referred to as 1, 2, and 3 spaces) having different storage temperature ranges from each other.
  • the refrigeration cycles may be applied to at least one of i) a refrigerator having a first space W1, a second space W2, and a third space W3, ii) a refrigerator having a first storage chamber W having the first space W1 and the second space W2, and a second storage chamber C partitioned from the first storage chamber W, and iii) a refrigerator having a first storage chamber W and two second and third storage chambers partitioned from the first storage chamber W.
  • the refrigeration cycle illustrated in FIGs. 5 to 7 may include a compressor 100, a condenser 110, a plurality of expansion mechanisms or devices 130', 130, 140, and a plurality of evaporators 150', 150, 160 and may further include a flow path switching mechanism (or four way valve) 120'.
  • a flow path switching mechanism or four way valve
  • the plurality of evaporators 150', 150, 160 may include a pair of first evaporators 150', 150 capable of independently cooling the first space W1 and the second space W2, respectively, and a second evaporator 160 that can cool a second storage chamber C.
  • One of the pair of first evaporators 150' and 150 may be an evaporator 150' cooling the first space W1
  • the other of the pair of first evaporators 150' and 150 may be an evaporator 150 cooling the second space W2.
  • the plurality of expansion mechanisms 130', 130, and 140 may include a pair of first expansion mechanisms 130' and 130 connected to a pair of first evaporators 150' and 150, and a second expansion mechanism 140 connected to a second evaporator 160. Any one of the pair of first expansion mechanisms 130' and 130 may be an expansion mechanism 130' connected to any one 150' of the pair of first evaporators 150' and 150, and the other of the pair of first expansion mechanisms 130' and 130 may be an expansion mechanism 130 connected to the other one 150 of the pair of first evaporators 150' and 150.
  • the flow path switching mechanism 120' may include a first valve 121 capable of controlling a refrigerant flowing into the pair of first expansion mechanisms 130' and 130, and a second valve 122 capable of controlling a refrigerant flowing into the first valve 121 and the second expansion mechanism 140.
  • the refrigerator having the refrigeration cycle illustrated in FIGs. 5 to 7 may include a pair of first fans 181' and 181, and a second fan 182 for circulating cold air in the space of the second storage chamber C to the space of the second evaporator 160 and the second storage chamber C and may further include a condensation fan 114 for blowing outside air to the condenser 110.
  • any one of the pair of first fans 181' and 181 may be a fan in the first space in which cold air in the first space W1 can be circulated into any one 150' of the pair of first evaporators 150' and 150 and the first space W1.
  • the other one of the pair of fans 181' and 181 may be a fan in the second space in which cold air in the second space W2 can be circulated into any one 150 of the pair of first evaporators 150' and 150 and the second space W2.
  • the refrigeration cycle illustrated in FIG. 5 may include a first parallel flow path in which a pair of first evaporators 150' and 150 are connected in parallel and a second parallel flow path in which a pair of first evaporators 150' and 150 are connected to the second evaporator 160 in parallel.
  • a one-way valve 168 may be installed at an outlet side of the second evaporator 160 to prevent the refrigerant at the outlet side of the first evaporators 150 and 150' from flowing back to the second evaporator 160.
  • the refrigeration cycle illustrated in FIG. 6 may include a parallel flow path in which a pair of first evaporators 150' and 150 are connected in parallel and a serial flow path 123 in which the pair of first evaporators 150' and 150 are connected to a second evaporator 160 in series.
  • One end of the serial flow path 123 may be connected to a parallel flow path in which a pair of first evaporators 150' and 150 are connected in parallel.
  • the other end of the serial flow path 123 may be connected between the second expansion mechanism 140 and the inlet of the second evaporator 160.
  • a one-way valve 168 may be installed at the outlet side of the second evaporator 150 to prevent the refrigerant at the outlet side of the second evaporator 150 from flowing back to the second evaporator 150.
  • the refrigeration cycle illustrated in FIG. 7 may include a serial flow path 125 in which a pair of first evaporators 150' and 150 are connected in series, and, a parallel flow path in which the pair of first evaporators 150' and 150 are connected to the second evaporator 160 in parallel.
  • One end of the serial flow path 125 may be connected to the outlet side of any one 150 of the pair of first evaporators 150' and 150.
  • the other end of the serial flow path 125 may be connected to an inlet side of the other 150' of the pair of first evaporators 150' and 150'.
  • a one-way valve 168 may be installed at the outlet side of the second evaporator 160 to prevent the refrigerant at the outlet side of the second evaporator 160 from flowing back to the second evaporator 160.
  • the refrigeration cycle illustrated in FIG. 8 may include one first evaporator 150 instead of the pair of first evaporators 150' and 150 illustrated in FIGs. 5 to 7 , and one first expansion mechanism 130 instead of the pair of expansion mechanism 130' and 130.
  • the refrigeration cycle illustrated in FIG. 8 may include a flow path switching mechanism 120 for controlling the refrigerant flowing into the first expansion mechanism 130 and the second expansion mechanism 140, and the flow path switching mechanism 120 may include a refrigerant valve that can be switched so that the refrigerant flowing from the condenser 110 flows to the first expansion mechanism 130 or the second expansion mechanism 140.
  • a one-way valve 168 may be installed at the outlet side of the second evaporator 160 to prevent the refrigerant at the outlet side of the second evaporator 160 from flowing back to the second evaporator 160.
  • the refrigerator having a refrigeration cycle illustrated in FIG. 8 may include a first fan 181 circulating cold air of the first storage chamber W into the first evaporator 150 and the first storage chamber W instead of the pair of first fans 181' and 181 illustrated in FIGs. 5 to 7 .
  • the refrigerator having the refrigeration cycle illustrated in FIG. 8 may include a first damper 191 for controlling cold air flowing into the first space W1 after being cooled by the first evaporator 150 and a second damper 192 for controlling the cold air flowing into the second space W2 after being cooled by the first evaporator 150. Only one of the first damper 191 and the second damper 192 may be provided. In the refrigerator, one damper may selectively supply air cooled by the evaporator 150 to at least one of the first space W1 and the second space W2.
  • Modification examples of the refrigeration cycle illustrated in FIGs. 5 to 8 may be applied to a refrigerator having two spaces having different storage temperature ranges from each other.
  • the modification examples of the refrigeration cycle may be applied to a refrigerator having a first space W1 and a second space W2 or a refrigerator having a first storage chamber W and a second storage chamber C.
  • the refrigeration cycle may be configured with a cycle which does not include the flow path switching mechanisms 120 and 122, the second expansion mechanism 140, the second evaporator 160, the second fan 182, and the one-way valve 168.
  • the refrigerator may include a controller 30 that controls various electronic devices such as a motor provided in the refrigerator.
  • the controller 30 may control the refrigerator according to the input value of the input device.
  • the input device may include at least one of a communication device 31 which receives a signal from an external device such as a remote controller such as a remote controller or a mobile terminal such as a mobile phone, a microphone 32 that changes a user's voice to a sound signal, a sensing unit 33 which can sense a user's motion, a proximity sensor 34 (or a distance sensor) which can sense the user's proximity, a touch sensor 35 which can sense the user's touch, a door switch 36 which can detect the opening and closing of the door, and a timer 37 which can measure the lapse of time.
  • a communication device 31 which receives a signal from an external device such as a remote controller such as a remote controller or a mobile terminal such as a mobile phone
  • a microphone 32 that changes a user's voice to a sound signal
  • a sensing unit 33 which can sense a user's motion
  • a proximity sensor 34 or a distance sensor
  • a touch sensor 35 which can sense the user's touch
  • the see-through door may be a door which may alternate between a see through (see-through activation state) and an opaque (see-through deactivation state) state.
  • the see-through door may be a door that is changed from an opaque state to a see-through state according to an input value provided to the controller 30 through the input device.
  • the see-through door may be a door that is changed from a see-through state to an opaque state according to an input value provided to the controller 30 through the input device.
  • the see-through door may be a door in which the see-through door is changed from an opaque state to see-through state, in a state where the see-through door is closed, according to an input value provided to the controller 30 through the input device.
  • the sensing unit (or sensor) 33 may be a vibration sensor provided on the rear surface of the front panel, the vibration sensor may be formed in black, and visible exposure may be minimized.
  • the sensing unit 33 may be a microphone provided on the rear surface of the front panel, and the microphone may sense sound waves of vibration applied to the front panel.
  • the sensing unit 33 may be a device for imaging a user's motion, or a camera. It may be determined whether the image photographed by the sensing unit 33 is similar or identical to a specific motion input in advance, and may be changed to activate or deactivate the see-through door according to the determination result.
  • the see-through door may be changed to be activated or deactivated.
  • the see-through door may be activated, and when the sensor senses that the door is open, the see-through door may be changed to be inactivated.
  • the see-through door may be controlled to be deactivated after a certain time elapses after being activated according to the value input through the timer 37. According to the value input through the timer 37, the see-through door may be controlled to be activated when a predetermined time elapses after being deactivated.
  • the device for activating or deactivating the see-through door is defined as a transparency control module, for example, the panel assembly 23 and a light source 38 may be used.
  • the see-through door is activated or deactivated, there may be a case where the transparency of the see-through door itself may vary.
  • the see-through door may maintain in an opaque state when no current is applied to the panel assembly 23 and may be changed to be transparent when current is applied to the panel assembly 23.
  • the light source 38 installed inside the see-through door is turned on, the user may see the storage chamber through the see-through door by the light emitted from the light source 38.
  • the light source 38 may make the panel assembly 23 appear transparent or translucent so that an inside of the refrigerator (a side of the storage chamber relative to the panel assembly) looks brighter than outside of the refrigerator (outside relative to the panel assembly).
  • the light source 38 may be mounted on the light source mounting portion formed on the cabinet 1 or the light source mounting portion formed on the door and may be disposed to emit light toward the panel assembly 23.
  • the controller 30 may control the door opening module 11 according to the input value of the input device.
  • the controller 30 may control the lifting module 13 according to the input value of the input device.
  • the refrigerator may include a door (hereinafter, a see-through door) through which a user may view the storage chamber through a see-through window without opening the door 50 from the outside of the refrigerator.
  • the see-through door may include an outer door 22 and a panel assembly 23.
  • the outer door 22 may be opaque and an opening portion 21 may be formed.
  • the outer door 22 may form an outer appearance of the see-through door.
  • the outer door 22 may be rotatably connected to or connected to the cabinet 1 to be capable of being advanced and retracted.
  • the panel assembly 23 may be arranged in the opening portion 21.
  • the panel assembly 23 may shield the opening portion 21.
  • the panel assembly 23 may form the same outer appearance as the front surface of the outer door 22.
  • the see-through door may open and close the storage chamber which mainly stores goods (for example, wine) having a large quality change according to the temperature change.
  • goods for example, wine
  • the storage chamber W may be opened and closed as short as possible, the number of opening and closing actions is preferably minimized, and the see-through door may open and close the storage chamber W.
  • the see-through door may be provided in the door for opening and closing at least one of the specific goods storage chamber, the constant temperature chamber, and the priority storage chamber.
  • a door opening and closing the storage chamber may be an automatic door, and the door for opening and closing the specific goods storage chamber, the constant temperature chamber, and a priority storage chamber may be an automatic door.
  • the refrigerator may include a door opening module 11 for forcibly opening the door 5.
  • the automatic door may be controlled to be opened or closed according to an input value provided to the controller 30 through the input device.
  • the controller 30 may control the door opening module 11.
  • the cabinet 1 may be installed with a hinge mechanism 40 in which the hinge shaft 42 is connected to the door 5.
  • the refrigerator may further include a module cover 70 that may cover the hinge mechanism 40 and the door opening module 11 together.
  • the door opening module 11 may include a drive motor 72, a power transmission unit 74, and a push member or lever 76.
  • the controller 30 may wait to receive an open command of the door 5.
  • the controller 30 may transmit an opening signal to the drive motor 72 included in the door opening module 11.
  • the drive motor 72 When the controller 30 transmits an opening signal to the drive motor 72, the drive motor 72 may be rotated in a first direction to move the push member 76 from an initial position to a door opening position.
  • the power transmission unit 74 may transmit a first direction rotational force of the drive motor 72 to the push member 76, the push member 76 may push the door while protruding forward, and the door 5 may be rotated in the forward direction with respect to the cabinet 1.
  • the controller 30 may determine whether the push member 76 has reached the door opening position in a process of rotating in the first direction of the drive motor 72. For example, the controller may determine that the push member 76 has reached the door opening position when the cumulative rotational speed of the drive motor 72 reaches a reference rotational speed. The controller 30 may stop the rotation of the drive motor 72 when it is determined that the push member 76 has moved to the door opening position.
  • the user may manually increase the opening angle of the door 5.
  • the door sensor including a magnet 46 and a reed switch 48 may sense the manual opening of the door 5, and if the manual opening of the door 5 is sensed by the door sensor, the controller 300 may output a return signal to the drive motor 72.
  • the controller 30 may transmit the return signal to the drive motor 72 so that the push member 76 returns to the initial position and the drive motor 72 may be reversely rotated in a second direction opposite to the first direction.
  • the controller 30 may stop the drive motor 72.
  • the door opening module 11' illustrated in FIG. 12 may automatically open the door 6 disposed in the cabinet 1 to be capable of being advanced and retracted.
  • the refrigerator may include a door having a high height and a door having low height, and the door opening module 11' may be installed to automatically open a door having a lower height than other doors.
  • Such a door may be a retractable automatic door which is automatically opened by the door opening module 11'.
  • the door 6 advanced and retracted by the door opening module 11' may include a drawer body 6A and a door body 6B disposed at the drawer body 6A to open and close the storage chamber.
  • the door opening module 11' may include a drive motor 80, a pinion 82, and a rack 84.
  • the pinion 82 may be connected to the rotation shaft of the drive motor 80.
  • the rack 84 may extend from the door 6, in particular, the drawer body 6A.
  • the refrigerator may further include a door sensor that senses a position of the door 6, and the door sensor may sense a pair of magnets 46' spaced apart from the door 6 and a reed switch 48' sensing the magnet 46'.
  • the controller 30 may wait to receive an opening command of the door 6.
  • the controller 30 may transmit an opening signal to the drive motor 80.
  • the drive motor 80 may be rotated in the first direction by the controller 30 when an opening signal is input, and the pinion 82 and the rack 84 may transmit the rotational force of the drive motor 80 to the drawer body 82, the drawer body 6A may advance the door body 6B while advancing forward in the storage chamber, and the door body 6B may be advanced to be spaced apart from the cabinet 1 toward the front of the cabinet 1.
  • the controller 30 may sense that the door 6 has reached the opening position by the door sensor, and when the door 6 has reached the opening position, the controller 30 may stop the rotation of the drive motor 80.
  • the drawer body 6A When the drawer body 6A is advanced as described above, the upper surface of the drawer body 6A may be exposed. In a state where the drawer body 6A is advanced to the opening position, the user may enter a door closing command such that the drawer body 6A retracts to the closing position via the input device. For example, if the motion sensed by the sensing unit 33 coincides with a specific motion, the controller 30 may transmit a close signal to the drive motor 80. The controller 30 may sense the proximity of the user by the proximity sensor 34, and transmit a closing signal to the drive motor 80 when the proximity sensor 34 detects that the user has moved more than a predetermined distance.
  • the drive motor 80 When the close signal is input, the drive motor 80 may be reversely rotated in a second direction opposite to the first direction. In reverse rotation of the drive motor 80, the pinion 82 and the rack 84 may transmit the rotational force of the drive motor 80 to the drawer body 6A, and while the drawer body 6A retracts into the storage chamber, the door body 6B may be retracted and the door body 6B may be retracted in close contact with the cabinet 1 toward the front of the cabinet 1.
  • the controller 30 may sense that the door 6 has reached the closing position by the door sensor, and if the door 6 has reached the closing position, the controller 30 may stop the rotation of the drive motor 80.
  • the refrigerator may further include a lifting module 13 which allows the holder 12 to be automatically lifted and lowered after the holder 12 is moved forward in a state where the door 50 is opened.
  • the holder 12 may be a shelf, a drawer, a basket, or the like on which goods can be placed.
  • the lifting module 13 may be provided in the storage chamber or at least one of the rotatable door 5 and the advancing and retracting type door 6 for opening and closing the storage chamber.
  • the refrigerator may have both a holder having a high height and a holder having a low height.
  • the lifting module may be provided in a storage chamber in which a holder having a lower height than other holders is located.
  • the lifting module for lowering may be arranged in a storage chamber in which a holder having a relatively higher height than other holders is located.
  • the lifting module 13 may include a lower frame 93, an upper frame 94, an lifting and lowering mechanism 92 having at least one link 95, and a drive mechanism 90 capable of lifting and lowering the upper frame 94.
  • the drive mechanism 90 may include a lifting and lowering motor 91 and a power transmission member connected to the lifting and lowering motor 91 to transfer the drive force of the lifting and lowering motor 91 to the upper frame 94.
  • the controller 30 may wait for a lifting command of the holder 12 to be input.
  • the controller 30 may transmit a lifting signal to the lifting and lowering motor 91 included in the lifting module 13.
  • the controller 30 transmits an opening signal to the lifting and lowering motor 91, the upper frame 94 may lift, and the holder 12 may be lifted to the upper side of the drawer body 6B.
  • the user may input a lowering command through the input device, and the controller 30 may transmit a lowering signal to the lifting and lowering motor 91 when the lowering command is input through the input device.
  • the lifting and lowering motor 91 may be reversely rotated in a second direction opposite to the first direction.
  • the upper frame 94 may be lowered to the inner lower portion of the drawer body 82, and the holder 12 may be inserted into the drawer body 6B together with the upper frame 94.
  • the temperature adjusting device provided in the air flow path P will be described as an example of a cooling device, the temperature adjusting device provided in the air flow path P is not limited to being a cooling device, but may be a heating device such as a heater.
  • the temperature control device provided in the air flow path P will be described with the same reference numeral 150 as the evaporator, which can be an example.
  • the airflow forming mechanism disposed in the air flow path P will be described as the fan 181.
  • the front surface of the inner guide 200 may face the front of the storage chamber W.
  • the inner guide 200 may be formed so that its front surface is as close to the plane as possible.
  • the inner guide 200 may have a portion (that is, a bent portion) that is bent at another portion of the periphery or a portion (that is, a protrusion portion) that protrudes more than the other portion of the periphery.
  • the boundary L of the plurality of members or the coupling portion of the plurality of members may be positioned at the rear or the side of another structure (for example, the shelf 2, the partition member 3, receiving member 4, or the like) disposed inside the storage chamber W, and thus may be concealed by the other configuration or located close to the other configuration.
  • the boundary L or the coupling portion is minimized, the outer appearance of the inner guide 200 may be simplified, and the refrigerator may be advanced.
  • the inner guide 200 may function as a discharge duct for discharging air into the storage chamber W and may function as a suction duct for returning the air in the storage chamber W to the temperature adjusting device 150.
  • the inner guide 200 may have a discharge port 204 and a suction port 205, and the discharge hole 204 and the suction port 205 may be spaced apart from the inner guide 200.
  • the suction port is not visible as much as possible in front of the storage chamber W as described above, the outer appearance of the inner guide 200 may be more concise, and the refrigerator may be more aesthetically pleasing.
  • the refrigerator may further include a partition member 3 disposed in the storage space to partition the storage space into a first space W1 and a second space W2.
  • the partition member 3 may be closer to the lower end of the upper and lower ends of the storage chamber.
  • a discharge port 204 (hereinafter, referred to as a first discharge port) for discharging air into the first space W1 and a suction port 205 (hereinafter, referred to as a first suction port) for suctioning air in the first space W1 may be formed at a position facing the first space W1.
  • an additional discharge port 321 (hereinafter, referred to as a second discharge port) for discharging air into the second space W2 and an additional suction port 341 (hereinafter, referred to as a second suction port) for suctioning air in the second space W2 may be formed at a position facing the the second space W2.
  • the first discharge port may be at a position higher than the first suction port.
  • the second discharge port may be at a position higher than the second suction port.
  • One surface of the partition member 3 may function as a suction guide surface for guiding air flowing toward the suction port 205, and the other surface of the partition member 3 may function as a discharge guide surface for guiding air discharged to the additional discharge port 321.
  • the partition member 3 may be spaced apart from the suction port 205 in the horizontal direction and may cover a portion of the suction port 205. At least a portion of the suction port 205 may face the partition member 3 in the horizontal direction.
  • the gap between the partition member 3 and the suction port 205 may function as an inlet passage through which air in the first space W1 passes to be suctioned into the suction port 205, and the air in the first space W1 may be suctioned to the suction port 205 after passing through the gap between the partition member 3 and the suction port 205.
  • the outer appearance of the suction port 205 may be more advanced than when the entire suction port 205 is visible through the periphery of the partition member 3.
  • the inner guide 200 may include a heat exchange flow path P1 in which the temperature adjusting device 150 and the fan 181 are received.
  • the inner guide 200 may have a discharge flow path P2 through which air blown by the fan 181 is guided to the discharge port 204.
  • the inner guide 200 may be provided with an additional discharge flow path P3 for guiding the air blown by the fan 181 to be discharged to the additional discharge port 321.
  • the heat exchange flow path P1, the discharge flow path P2, and the additional discharge flow path P3 may constitute an air flow path P for guiding air to circulate between the temperature adjusting device 150 and the storage space, and the temperature adjusting device 150 and the fan 181 may adjust the temperature of the first space W1 and the second space W2 in a state received in the air flow path P.
  • the first damper 191 may be provided in the air flow path P and may adjust the air supplied to the first space W1.
  • the first damper 191 may be mounted to the inner guide 200 and may be mounted to be positioned between the fan 181 and the discharge port 204 in the air flow direction.
  • the second damper 192 may be disposed in the air flow path P and may adjust the air supplied to the second space W2.
  • the second damper 192 may be mounted to the inner guide 200 and may be mounted to be positioned between the fan 181 and the additional discharge port 321 in the air flow direction.
  • the inner guide 200 may include a discharge port 204 for discharging air into the first space W1, a discharge guide 202 disposed to face the first space W1, an additional discharge port 321 for discharging air to the second space W2, and an inner cover 300 disposed to shield the temperature adjusting device 150, facing the second space W2.
  • One of the discharge guide 202 and the inner cover 300 may be disposed higher than the other.
  • the width L1 of the inner cover 300 in the front and rear direction may be larger than the width L2 of the temperature adjusting device 150 in the front and rear direction
  • the width L3 of the discharge guide 202 in the front and rear direction may be smaller than the width L2 of the temperature adjusting device 150 in the front and rear direction.
  • the width L1 of the inner cover 300 in the front and rear direction may be larger than the width L3 of the discharge guide 202 in the front and rear direction.
  • the temperature adjusting device 150 may be closer to the lower end of the upper and lower ends of the storage chamber (W).
  • the fan 181 and the temperature adjusting device 150 may be positioned lower than the upper end of the inner cover 300 and may be received and covered by the inner cover 300.
  • a portion of the inner guide 200 in which the lower end of the discharge guide 202 and the upper end of the inner cover 300 contact each other may be a boundary L between the discharge guide 202 and the inner cover 300.
  • the inner cover 300 may be connected to the lower end of the discharge guide 202, and the inner cover 300 may have a step with the discharge guide 202. In other words, the inner cover 300 may be a portion that protrudes relatively further in the forward direction than the discharge guide 202.
  • the length of the inner cover 300 in the vertical direction Z may be a factor for determining the total volume occupied by the storage space in the storage chamber W.
  • the inner cover 300 may have a length in the vertical direction Z which can receive the fan 181, the temperature adjusting device 150, and the air guide 400, wherein the length in the vertical direction Z is preferably formed as short as possible.
  • the length of the inner cover 300 in the vertical direction Z may be short, and the volume occupied by the storage space in the storage chamber W may be large.
  • the portion of the inner cover 300 facing the first space W1 may be minimized or absent, and the volume of the first space W1 may be maximized.
  • At least one fan 181, 186 may be provided in the inner case 8 or the inner guide 200.
  • the fan 181 may be arranged in the inner guide 200 to circulate air in the storage space to the air flow path P and the storage space.
  • the circulation fan 186 may be located in the circulation flow path P4, and the air of the storage space may flow into the circulation flow path P4 other than the air flow path P and may blow the air of the circulation flow path P4 into the storage space.
  • the circulation flow path P4 may be partitioned from the air flow path P, and the circulation flow path P4 may not mix with the air passing through the circulation flow path P4 while the air passing through the circulation flow path P4 passes through the circulation flow path P4.
  • the circulation flow path P4 may be formed in the inner guide 200.
  • the circulation flow path P4 may be formed in communication with the first space W1.
  • the fan 181 may be an inner airflow forming mechanism disposed in the air flow path P, and the circulation fan 186 may be an outer airflow forming mechanism disposed outside the air flow path P.
  • the circulation fan 186 may be provided in the inner guide 200.
  • a circulation flow path P4 through which air flowing by the circulation fan 186 passes may be formed.
  • the inner guide 200 may include an inlet 188 through which air in the storage space flows into the circulation flow path P4 when the circulation fan 186 is driven.
  • the inner guide 200 may have an outlet 189 through which air in the circulation flow path P4 is discharged into the storage space.
  • the inlet 188 and the outlet 189 may communicate with the first space W1 and may face the first space W1.
  • the circulation fan 186 may circulate air in the first space W1 into the circulation flow path P4 and the first space W1.
  • a purifying unit 185 such as an air purification filter may be provided in the circulation flow path P4, and the air passing through the circulation flow path P4 may be purified by the purifying unit 185.
  • the inner guide 200 may further include an inlet body 187 forming the discharge guide 202 and the inlet 188.
  • the inner guide 200 may include a first temperature sensor 190 that senses the temperature of the first space W1 and a second temperature sensor 390 that senses the temperature of the second space W2.
  • the Heating air generation (HG) module 184 that purifies the air in the first space W1 and a first temperature sensor 190 that senses the temperature of the first space W1 may be provided in a portion of the discharge guide 202 facing the first space W1.
  • the HG module 184 may include a circulation fan 186.
  • the HG module 184 may include a purifying unit 185 such as an air purification filter.
  • the refrigerator may include at least one heating device to heat the storage space, and the refrigerator may perform the heating mode H (see Fig. 4 ) using the heating device. At least one heating device may be operated independently from the temperature adjusting device 150 disposed in the air flow path P.
  • the refrigerator (or a controller within the refrigerator) may perform the cooling mode E (see Fig. 4 ) by the temperature adjusting device 150 disposed in the air flow path P, and perform the heating mode H by the at least one heating device.
  • the heating device may include first heating device 171, 172 capable of heating the storage chamber by conduction and radiation, and second heating device (186) capable of heating the storage chamber by convection.
  • the first heating device may heat only one of the first space W1 and the second space W2 and may be provided for each of the first space W1 and the second space W2.
  • the first heating device may be installed at a position that is thermally separated from the temperature adjusting device disposed in the air flow path P.
  • the first heating device may be disposed in addition to the air flow path P.
  • the first heating device may be disposed in addition to the inner guide forming the air flow path P.
  • the first heating device may be disposed on a surface other than a surface of the inner case that directly faces the inner guide (for example, the surface of the inner case that faces the inner guide and forms the rear of the storage chamber when the inner guide is disposed behind the storage chamber).
  • the first heating device 171 may heat the region of the first space W1 that is relatively easier to supercool than other regions. Air discharged from the discharge ports 204 and 321 into the storage space may fall and be suctioned through the suction ports 205 and 341, and an area close to the suction ports 205 and 341 in the storage space may be relatively easier to supercool than an area far from the suction ports 205 and 341.
  • the first heating device may be disposed to further heat the storage space adjacent to the suction port than the storage space adjacent to the discharge port.
  • the heating device 171 for the first space W1 may be provided below the inner case forming the first partition member 3 and the first space.
  • the heating device 172 for the second space W2 may be provided in an inner case forming a second space with the second partition member 10.
  • the heating device 172 for the second space W2 may be installed in an inner case positioned between the first partition member 3 and the second partition member 10.
  • the second heating device 186 may be installed as far as possible from the first heating device 171, 172 in order to increase the circulation efficiency by convection.
  • the second heating device 186 may be arranged closer to the discharge ports 204 and 321 than to the suction ports 205 and 341.
  • the first heating device 171, 172 may be located below the storage chamber, and the second heating device 186 may be located above the storage chamber.
  • the second heating device 186 may be located above the partition wall 3, and the cooling device 150 may be located below the partition wall 3.
  • the second heating device 186 may be located above the inner guide 200, and the cooling device 150 may be located below the inner guide 200.
  • the circulation flow path P4 for the second heating device 186 formed in the inner guide 200 and the air flow path P for the cooling device 150 may be partitioned by a heat insulating body.
  • the inner guide 200 may further include an air guide 400.
  • the fan 181 may be provided inside the air guide 400 and may be received in the air guide 400.
  • the air guide 400 may be connected to the lower end of the discharge guide 202.
  • the air guide 400 and the temperature adjusting device 150 may be covered by the inner cover 300.
  • the air guide 400 may be formed with a shroud 411 opened toward the temperature adjusting device 150, and when the fan 181 is driven, the air heat exchanged with the temperature adjusting device 150 may pass through the shroud 411 to flow into the air guide 400.
  • the air guide 400 may overlap the temperature regulating device 150 in the front and rear direction X or in the vertical direction Z.
  • the length of a space in which the air guide 400 and the temperature adjusting device 150 occupies in the vertical direction may be short while the width of the space in the front and rear direction may be large.
  • the width L1 of the inner cover 400 in the front and rear direction X may also be large, and the width of the second space W2 in the front and rear direction X may be small.
  • the inner cover 300 may include a receiving member discharge port 331 through which the air blown from the receiving member fan 183 passes to be blown toward the receiving member.
  • the inner cover 300 may include a receiving member fan mounting portion 330 on which the receiving member fan 183 is mounted.
  • the receiving member fan 183 may be provided in the inner cover 300.
  • the refrigerator may further include a receiving member cover 2' facing the upper surface of the receiving member 4.
  • the receiving member cover 2' may be provided on the shelf 2 disposed in the second space W2.
  • the receiving member cover 2' may be spaced apart from the upper end of the receiving member 4, and the air discharged through the receiving member discharge port 331 may flow to the receiving space P of the receiving member (4) through the gap between the receiving member cover 2' and the receiving member 4.
  • the discharge guide 202 may be formed of a combination of a plurality of members.
  • the discharge guide 202 may further include a discharge body 210 and a flow path body 230 disposed on the rear surface of the discharge body 210.
  • the discharge guide 202 may further include a cover body 220 spaced apart from the discharge body 210 in the front and rear direction. Discharge ports 204 and suction ports 205 may be formed in the discharge body 210.
  • the flow path body 230 may be provided in the discharge body 210 to form a discharge flow path P2 for guiding air to the discharge port 204.
  • the flow path body 230 may form a discharge flow path P2 for guiding the air heat exchanged with the temperature adjusting device 150 to the discharge port 204.
  • the flow path body 230 may be provided between the discharge body 210 and the cover body 220.
  • the discharge guide 202 may further include an outer plate 250 disposed on the front surface of the discharge body 210.
  • the outer plate 250 may form an outer appearance of the rear wall surface of the first space W1 and may be formed of a metal material such as stainless steel.
  • the outer plate 250 may have openings 251, 252, 253, and 255 having sizes corresponding to positions corresponding to the discharge ports 204, the purification module mounting portion 212, the temperature sensor mounting portion 213, and the suction port 205, respectively.
  • the cover body 220 may have a plate shape and may be spaced apart from the discharge body 210 by the flow path body 230.
  • the discharge flow path P2 may be defined as an area in which the flow path body 230 is not located among the areas between the discharge body 210 and the cover body 220.
  • the lower end of the discharge flow path P2 may communicate with the air guide 400, and may be branched to both left and right sides by the first member 231 and may extend upward.
  • the first member 231 may be formed such that the left and right widths become wider from the lower end to the upper side, and both left and right side surfaces may be formed to have a predetermined curvature to provide a smooth flow of air.
  • a purification module recessed portion 231a may be further formed on the upper portion of the first member 231 so that the purification module 184 may be recessed thereon, and if necessary, the first member 231 may further include a flow path for allowing air in the first space W1 to enter and exit the purification module 184.
  • the second member 232 and the third member 233 may be spaced apart from the left and right sides of the first member 231 to form the discharge flow path P2, and the sides of each of the second and third members 232 and 233 facing the first member 231 may be formed round in a shape corresponding to the sides of the first member 231.
  • the discharge ports 204 formed in the discharge body 210 may be formed toward the discharge flow path P2 branched into a pair.
  • a through-hole 233a corresponding to the suction port 205 may be formed at one lower side of the third member 233, and the through-hole 233a may communicate with the return duct 500, which will be described later and thus the air recovered at the storage chamber W may flow into the return duct 500.
  • the heat insulating sheet 290 may be provided on the rear surface of the discharge flow path P2 formed by the flow path body 230.
  • the heat insulating sheet 290 may be formed in a shape corresponding to the shape of the discharge flow path P2 and may be attached to the front surface of the cover body 220.
  • the refrigerator may include a guide 234 for guiding air forcedly flowing by the fan 181 inside the air guide 400.
  • Guide 234 may be formed to guide the air blown from the fan 181 to the outlet 412 which will be described later. To this end, the guide 234 may be formed to have a predetermined curvature. The guide 234 may be formed farther from the outer circumference of the fan 181 as the guide 234 approaches the outlet 412 in the air flow direction.
  • the guide 234 may be formed in the discharge guide 202 and may be inserted into the air guide 400 to be positioned around the fan 181.
  • the guide 234 may be formed integrally with any one of the discharge body 210, the flow path body 230, and the cover body 220, and may be coupled to one of the discharge body 210, the flow path body 230, and the cover body 220.
  • the guide 234 may be formed to protrude from the lower portion of the flow path body 230, and, for example, the guide 234 may be formed to protrude from the third member 233.
  • the air guide 400 may be a fan housing that surrounds the fan 181.
  • An inner air flow path may be formed in the air guide 400 in which air heat-exchanged with the temperature adjusting device 150 is distributed to the first damper 191 and the second damper 192.
  • the first damper 191 and the second damper 192 may be installed in the air guide 400.
  • the air guide 400 may be a damper built-in fan housing.
  • the air guide 400 may be a fan housing capable of guiding the air flowing by the fan 181 to the first damper 191 and the second damper 192.
  • the air guide 400 may be coupled to the lower end of the discharge body 210, and the fan 181, the first damper 191, and the second damper 192 may be provided inside the air guide 400.
  • the refrigerator may allow air that is heat-exchanged with the temperature adjusting device 150 to be selectively supplied to the first space W1 and the second space W2.
  • the air guide 400 may include a front housing 410 and a rear housing 420, and the fan 181, the first damper 191, and the second damper 192 may be received in the space formed by the combination of the front housing 410 and the rear housing 420.
  • the fan 181 may be a centrifugal fan or a turbofan that suctions air in the axial direction and discharges air in the circumferential direction.
  • the air guide 400 may have a scroll 413 and an opening portion 414 for guiding air to the discharge flow path P2.
  • the scroll 413 may guide the air blown from the fan 181 to the opening portion 414.
  • the scroll 413 may have a predetermined curvature.
  • the scroll 413 may be formed far from the outer circumference of the fan 181 as it approaches the opening portion 414 in the air flow direction.
  • the opening portion 414 may communicate with the lower end of the discharge flow path P2.
  • the first damper 191 may interrupt the flow of air through the opening portion 414.
  • the first damper 191 may interrupt the flow of the air flowing in the fan 181 to the discharge flow path P2.
  • the air supply of the discharge flow path P2 may be determined when the first damper 191 is opened and closed.
  • the first damper 191 may be provided in the opening portion 414 and may be provided before the opening portion 414 or after the opening portion 414 in the air flow direction. When the first damper 191 is provided in the opening portion 414 in the air flow direction, the first damper 191 may be provided in the air guide 400.
  • the discharge guide 202 may be as slim as possible so that the volume of the first space W1 is maximized.
  • the width of the first damper 191 in the front and rear direction may be greater than the width of the discharge guide 202 in the front and rear direction.
  • the first damper 191 may be positioned before the opening portion or in the opening portion in the air flow direction.
  • the first damper 191 may be provided in the air guide 400.
  • the air guide 400 may have a shroud 411 through which air may be suctioned into the fan 181.
  • the shroud 411 may be formed in the front housing 410.
  • air in front of the front housing 410 may be suctioned into the air guide 400 through the shroud 411 and may be discharged in the circumferential direction of the fan 181.
  • the first damper 191, the second damper 192, the fan 181, the air guide 400, and the temperature adjusting device 150 may be received in the inner cover 300, and may be located as close as possible.
  • the positions of each of the first damper 191, the second damper 192, and the fan 181 may be determined by the air guide 400, and if the air guide 400 overlaps the evaporator 140 in the vertical direction Z, at least a portion of each of the first damper 191, the fan 181, and the second damper 192 may be overlapped with the temperature adjusting device 150 in the vertical direction Z.
  • the first damper 191 and the second damper 192 may be spaced apart in the horizontal direction, particularly in the left and right directions Y, and a portion of the fan 181 may be located between the first damper 191 and the second damper 192. At least a portion of the first damper 191 may overlap the fan 191 in the horizontal direction, in particular, the left and right directions Y.
  • the first damper 191 may be eccentrically provided on one side of the left and right sides of the air flow path P.
  • the first damper 191 may be arranged at a height H3 overlapping the partition member 3 in the horizontal direction, particularly in the front and rear direction X.
  • height H3 may correspond to a height of a vertical centerline of the first damper 191 from a floor surface under the refrigerator.
  • the first damper 191 may overlap the partition member 3 in the horizontal direction when a portion of the air guide 200 is interposed between the first damper and the partition member 3.
  • the first damper 191 may overlap the rear end of the partition member 3 in the front and rear direction X when the air guide 400 is arranged between the first damper and the inner cover 300.
  • At least a portion of the second damper 192 may overlap the fan 191 in a horizontal direction, in particular, in a left and right direction Y.
  • the second damper 192 may be provided eccentrically to the other side of the air flow path P in the left and right direction.
  • At least a portion of the second damper 192 may overlap the partition member 3 in the horizontal direction, in particular, in the front and rear direction X.
  • the second damper 192 may overlap the partition member 3 in the horizontal direction, in particular, the front and rear direction X, when a portion of the inner guide 200 is interposed between the second damper and the partition member 3. A portion of the inner cover 300 and a portion of the air guide 400 of the inner guide 200 may be located between the partition member 3 and the second damper 192.
  • the second damper 192 may overlap the rear end of the partition member 3 in the front and rear direction X in a state where the air guide 400 is disposed between the inner cover 300 and the second damper 192.
  • An outlet 412 communicating with the additional discharge port 321 may be formed in the air guide 400, in particular, the front housing 410.
  • the outlet 412 may face the additional discharge port 321 to discharge air to the additional discharge port 321, and may also communicate with the additional discharge port 321 through the discharge duct 360.
  • the outlet 412 may be spaced apart from the opening portion 414 through which the discharge flow path P2 communicates.
  • the inner guide 200 may further include a discharge duct 360 that guides the air passing through the outlet 412 to the additional discharge port 321 after being circulated by the fan 181.
  • the discharge duct 360 may connect the air guide 400 and the inner cover 300, and guide the air blown from the air guide 400 to the additional discharge port 321.
  • the discharge duct 360 may form an air flow path P3 (for example, an additional discharge flow path P3) so that the air blown by the fan 181 may be directed to the additional discharge port 321.
  • the discharge duct 360 may include an inlet portion 361 connected to the second damper 192 and an outlet portion 362 connected to the additional discharge port 321.
  • the inlet portion 361 and the outlet portion 362 may extend in a direction crossing each other.
  • the outlet portion 362 may extend in the horizontal direction from the inlet portion 361 to be lengthened and may be formed to open forward.
  • the outlet portion 362 may face the additional outlet port 321.
  • An edge 363 which is in close contact with the inner cover 300 may be formed on the front surface of the outlet portion 362.
  • the additional discharge holes 321 may face the inner region of the outlet portion 362 in the front and rear direction X, and all of the air guided through the discharge duct 360 may be discharged to the second space W2 through the additional discharge holes 321.
  • the outlet 412 may be spaced apart from the shroud 411 and the opening portion 414 in the air guide 400, and the outlet 412 may be an air guide discharge port for supplying air to the second space W2.
  • the second damper 192 may be located before the outlet 412 in the air flow direction, and the second damper 192 may adjust the air flow through the outlet 412.
  • the air heat exchanged with the temperature adjusting device 150 may be supplied to the second space W2 through the discharge duct 360.
  • a second separate damper receiver may not need to be formed in the inner cover 300, and a portion of the inner cover 300 which protrudes toward the second space W2 may be minimized and the volume of the second space W2 may be maximized.
  • a fan motor mounting portion 421 in which the fan 181 is mounted may be formed in the air guide 400, in particular, the rear housing 420.
  • the first damper mounting portion 422 may be formed on one side of the left and right sides of the fan motor mounting portion 421, and the second damper mounting portion 423 may be formed on the other side of the fan motor mounting portion 421.
  • the first damper mounting portion 422 and the second damper mounting portion 423 may be positioned opposite to each other in a state where the fan motor mounting portion 421 is interposed between the first damper mounting portion 422 and the second damper mounting portion 423.
  • the refrigerator may discharge air into the first space W1 from the storage chamber W, particularly from the upper portion of the first space W1.
  • the flow path body 230 may extend to the upper end of the discharge body 210, and the upper end of the flow path body 230 may be coupled to the duct connecting member 270.
  • the inner case 8 may be an upper duct 280 for guiding air to be discharged into the first space W1.
  • the upper duct 280 may be provided on the upper surface of the inner case 8.
  • the upper duct 280 may include an inner flow path for guiding the air passing through the discharge flow path P2 to be discharged into the first space W1, and a top discharge port through which the air guided in the inner flow path may be discharged to the first space W1.
  • the top discharge port may be formed under the upper duct 280 and may be open toward the first space W1.
  • the duct connecting member 270 may allow the interior of the discharge flow path P2 and the upper duct 280 to communicate with each other and may be mounted on the upper end of the passage body 230.
  • the duct connecting member 270 may include a connecting portion 272 connecting between the pair of flow passage portions 271 and the pair of flow passage portions 271 respectively connected to the discharge flow path P2 and the upper duct 280.
  • the duct connecting member 270 may penetrate the inner case 8 and may connect the upper end of the discharge guide 202 inside the inner case 102 and the rear end of the upper duct 280 outside the inner case 102.
  • a pair of upper ducts 280 may be provided in the refrigerator.
  • the upper duct 280 may penetrate the inner case 8, and the top discharge port may face the first space W1.
  • the inner guide 200 may be connected to a return duct 500 for recovering air in the first space W1 to the temperature adjusting device 150.
  • the return duct 500 may be connected to the inner guide 200 in communication with the suction port 205.
  • the return duct 500 may guide the air suctioned into the suction port 205 to the temperature adjusting device 150 provided in the air flow path P.
  • the return duct 500 may include an inlet portion 510 through which air is suctioned.
  • the inlet portion 510 may be formed on the upper portion of the return duct 500.
  • the return duct 500 may further include a discharge unit or port 520 for discharging air to a temperature adjusting device, for example, the temperature adjusting device 150 disposed in the air flow path P.
  • the discharge portion 520 may be formed under the return flow path 500.
  • the inner case 8 may have a through-hole 8A through which a portion of the return duct 500 may pass.
  • the through-hole 8A may be formed at the position facing the air guide 400, particularly the rear housing 420, of the inner case 8.
  • an inlet 424 corresponding to the inlet portion 510 may be formed in the air guide 400.
  • the inlet 424 may be formed in the rear housing 420 of the air guide 400.
  • the inlet 424 may be formed at a position corresponding to the suction portion 205 and the inlet portion 510 and may be in communication with each of the suction port 205 and the inlet portion 510. In other words, the suction port 205 and the return duct 500 may communicate through the inlet 424 formed in the air guide 400.
  • the inner case 8 may have an outlet 8B corresponding to the outlet portion 520.
  • the outlet 8A may face the lower end of the temperature adjusting device 150 or downward of the temperature adjusting device 150.
  • the outlet 8B may be in communication with the outlet portion 520.
  • the heat exchange flow path P1 and the return duct 500 in which the temperature adjusting device 150 is received may communicate through the outlet 8B formed in the inner case 8.
  • the outlet 8A may be formed at a lower height than the additional discharge port 321 and the receiving member discharge port 331.
  • the inlet portion 510 may be in communication with the suction port 205.
  • the outlet portion 520 may face the temperature adjusting device 150 or the lower side of the temperature adjusting device 150.
  • the outlet portion 520 may face the lower portion of the temperature adjusting device 150.
  • the return duct 500 connects the inlet portion 510 and the outlet portion 520 and may include a body portion 530.
  • the body portion 530 may include a return flow path P4 for guiding the air suctioned in the first space W1 to the temperature adjusting device 150.
  • a size of the outlet portion 520 may be larger than a size of the inlet portion 510, and the body portion 530 may be wider toward the outlet portion 520.
  • the air flowing into the temperature adjusting device 150 through the outlet portion 520 may be supplied to the widest area of the temperature adjusting device 150.
  • the return duct 500 may include an overlap portion 532 overlapping the fan 191 in the front and rear direction X.
  • the overlap portion 532 may be positioned behind the fan 191 in a state where the air guide 200, in particular, a portion of the rear housing 420 is interposed between the overlap portion and fan.
  • the fan motor mounting portion 421 formed in the rear housing 420 may be positioned between the fan 191 and the overlap portion 532, and the front surface of the fan motor mounting portion 421 may face the fan 191.
  • the rear surface of the fan motor mounting portion 421 may face the overlap portion 532.
  • the overlap portion 532 may overlap the fan 191 in the front and rear direction X in a state where the fan motor mounting portion 421 is interposed between the overlap portion 532 and the fan 191.
  • an expansion portion 534 may be formed at a lower side of the overlap portion 532 to extend in a horizontal direction, in particular, in a left and right direction Y, toward the outlet portion 520.
  • the expansion portion 534 may gradually expand as the return flow path P4 goes downward, and after the air passing through the return duct 500 spreads wide in the left and right directions Y while passing through the expansion portion 534, the air may flow to the temperature adjusting device 150.
  • a refrigerator may include a cabinet configured to be formed with a storage chamber, an inner guide configured to partition the storage chamber into a storage space and an air flow path, a partition member configured to partition the storage space into a first space and a second space, a temperature adjusting device configured to be disposed in the air flow path, and a first damper configured to be disposed in the air flow path to adjust air supplied to the first space.
  • the upper height of the temperature adjusting device may be lower than the lower height of the partition member.
  • the portion of the inner guide facing the temperature adjusting device and the first space may be increased, and the first space may be reduced in volume.
  • the portion of the inner guide facing the first space and the temperature adjusting device may be minimized or absent, and the volume of the first space may be maximized.
  • the first damper may be provided at a height overlapping the partition member in a horizontal direction. If the first damper is arranged in a region of the inner guide facing the first space, the thickness of the portion of the inner guide facing the first space may be thick in consideration of the first damper, and in this case, the volume of the first space may be decreased. On the other hand, if the first damper is disposed at a height overlapping the partition member, it may not be necessary to form a thickness of the portion of the inner guide facing the first space thicker than the first damper, and the volume of the first space may be maximized.
  • the refrigerator may further include a fan configured to overlap the temperature adjusting device in a vertical direction. At least a portion of the first damper may overlap the fan in a left and right direction. At least a portion of the first damper may overlap the temperature adjusting device in the vertical direction.
  • the first damper may be disposed eccentrically to a side of a left side and a right side of the air flow path.
  • the refrigerator may further include a second damper provided in the air flow path to adjust air supplied to the second space, and at least a portion of the second damper may overlap the partition member in the horizontal direction.
  • the first damper and the second damper may be spaced apart in the left and right direction, and a portion of the fan may be positioned between the first damper and the second damper.
  • the second damper may be disposed eccentrically to the other side of a left side and a right side of the air flow path.
  • the inner guide may include a discharge guide facing the first space, and an inner cover connected to the discharge guide, facing the second space, and covering the temperature adjusting device.
  • the width of the inner cover in the front and rear direction may be larger than the width of the temperature adjusting device in the front and rear direction, and the width of the discharge guide in the front and rear direction may be smaller than the width of the temperature adjusting device in the front and rear direction.
  • the inner guide may include a suction port through which air of the first space is suctioned. At least a portion of the suction port may face a rear end of the partition member in the front and rear direction and may be spaced apart from the partition member.
  • the inner guide may be connected to the return duct in communication with the suction port.
  • An upper portion of the return duct may be formed with an inlet portion which communicates with the suction port.
  • the lower portion of the return duct may include an outlet portion facing the temperature adjusting device or a lower side of the temperature adjusting device.
  • the return duct may include an overlap portion which overlaps the fan in the front and rear direction.
  • the return duct may include an expansion portion under the overlap portion in which a width in the left and right direction is expanded toward the outlet portion.
  • the upper end height of the evaporator may be lower than the lower end height of the partition member
  • the first damper may be provided at a position overlapping the partition member in the front and rear direction and thus the volume of the storage space may be maximized.
  • the protrusion portion that protrudes forward than the other portion of the inner guide may be minimized, the outer appearance of the inner guide may be simplified, and the refrigerator may be advanced when the inner guide has a lot of protruding portions forward.
  • each of the first space and the second space partitioned by the partition member may be independently controlled using one temperature adjusting device, one fan, and two dampers.
  • the fan and the first damper may overlap the temperature adjusting device in the vertical direction, so that the maximum width of the inner guide in the front and rear direction may be minimized, and thus the width of the second space in the front and rear direction may be maximized compared to a case where the fan and the first damper are overlapped the temperature adjusting device in the front and rear direction.
  • first damper and the second damper may overlap the fan in the left and right direction, so that the height difference between the first damper and the second damper is not large, and each of the first damper and the second damper may be located as close as possible to the fan.
  • the length of the inner guide in the vertical direction may be shorter than that in a case where the height difference between the first damper and the second damper is large.
  • the first damper may be provided eccentrically to one side of the left and right of the air flow path
  • the second damper may be provided eccentrically to the other side of the left and right of the air flow path, so that the air blown from the fan may flow quickly into each of the first damper and second damper.
  • a refrigerator may comprise a cabinet that having a wall and an interior space, the wall having an air flow path provided therein; a partition configured to divide the storage space into a first space and a second space; a heat exchanger provided in communication with the air flow path; and a first damper provided between the heat exchanger and the air flow path to adjust an amount of air supplied to the first space via the air flow path, wherein an upper surface of the heat exchanger is positioned lower than a lower surface of the partition, and wherein the first damper is positioned to overlap at least a portion of the partition in a horizontal direction.
  • a refrigerator may comprise a cabinet that forms a chamber; a wall configured to divide the chamber into a storage space and an air flow path; a partition configured to separate the storage space into a first space and a second space; a heat exchanger provided in communication with the air flow path; and a damper provided between the heat exchanger and the air flow path, the damper being configured to adjust an amount of air blown into the first space via the air flow path, wherein an upper surface of the heat exchanger is positioned lower than the damper, and wherein at least a portion of the damper overlaps the partition in a horizontal direction.
  • the refrigerator further comprises a door configured to open and close the storage space, the door being changeable between a transparent state in which the storage space can be seen through the door through the door and an opaque state in which the storage space cannot be seen through the door; and a transparent gasket configured to be mounted on the door, wherein the transparent gasket is configured to be in contact with the partition when the door closes the storage space.
  • the refrigerator further comprises a sensor configured to sense a motion of a user; and a controller configured to switch the door to the transparent state when the motion of the user corresponds to a particular motion.
  • a refrigerator may comprise a cabinet; a wall configured to divide an interior of the cabinet into a storage space and an air flow path; a partition configured to separate the storage space into a first space above the partition and a second space below the partition; a door configured to open and close the storage space; a heat exchanger and a fan provided in communication with the air flow path; and a first damper provided between the fan and the air flow path to adjust a quantity of air blown into the first space, wherein the first damper is positioned to overlap at least a portion of the partition member in a horizontal direction.
  • the refrigerator further comprises a door opening module to automatically open the door, the door opening module including a motor that outputs a rotational force ; a transmission comprising a plurality of gears and configured to receive the rotational force; and a push rod coupled to the door and having a plurality of teeth provided along a side to engage the plurality of gears of the transmission.
  • the door includes a magnetic sensor, and wherein the motor is activated based on the magnetic sensor detecting a movement of a magnet positioned at an end of the push rod.
  • the refrigerator further comprises a second damper provided in the air flow path, and wherein the second damper is positioned vertically between the partition and the heat exchanger to adjusts air flow in the air flow path to the second space.
  • the refrigerator further comprises a controller configured to control the heat exchanger, the first damper, the second damper, and the fan based on a first target temperature for the first space and a second target temperature for the second space.
  • the partition member may cover at least a portion of the suction port, and the inner guide may look more concise than if all of the suction port is visible from the outside.
  • the return duct includes an overlap portion overlapping the fan in the front and rear direction, it may be possible to minimize the sharp bending of the flow path formed inside the return duct and the flow path resistance may be minimized by the return duct rather than when the return duct is located on the left or right side of the fan.
  • first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms are only used to distinguish one element, component, region, layer or section from another region, layer or section. Thus, a first element, component, region, layer or section could be termed a second element, component, region, layer or section without departing from the teachings of the present invention.
  • spatially relative terms such as “lower”, “upper” and the like, may be used herein for ease of description to describe the relationship of one element or feature to another element(s) or feature(s) as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation, in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as “lower” relative to other elements or features would then be oriented “upper” relative to the other elements or features. Thus, the exemplary term “lower” can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
  • Embodiments of the disclosure are described herein with reference to cross-section illustrations that are schematic illustrations of idealized embodiments (and intermediate structures) of the disclosure. As such, variations from the shapes of the illustrations as a result, for example, of manufacturing techniques and/or tolerances, are to be expected. Thus, embodiments of the disclosure should not be construed as limited to the particular shapes of regions illustrated herein but are to include deviations in shapes that result, for example, from manufacturing.

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  • Engineering & Computer Science (AREA)
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  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
EP20150251.5A 2019-01-10 2020-01-03 Refrigerator Active EP3680591B1 (en)

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