WO2019103312A1 - Congélateur à surfusion - Google Patents

Congélateur à surfusion Download PDF

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Publication number
WO2019103312A1
WO2019103312A1 PCT/KR2018/012033 KR2018012033W WO2019103312A1 WO 2019103312 A1 WO2019103312 A1 WO 2019103312A1 KR 2018012033 W KR2018012033 W KR 2018012033W WO 2019103312 A1 WO2019103312 A1 WO 2019103312A1
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WO
WIPO (PCT)
Prior art keywords
cooling
air supply
cool air
duct
cooling chamber
Prior art date
Application number
PCT/KR2018/012033
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English (en)
Korean (ko)
Inventor
장명식
Original Assignee
장명식
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 장명식 filed Critical 장명식
Publication of WO2019103312A1 publication Critical patent/WO2019103312A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23G—COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G9/00—Frozen sweets, e.g. ice confectionery, ice-cream; Mixtures therefor
    • A23G9/04—Production of frozen sweets, e.g. ice-cream
    • A23G9/045—Production of frozen sweets, e.g. ice-cream of slush-ice, e.g. semi-frozen beverage
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • 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
    • 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
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/06—Sensors detecting the presence of a product

Definitions

  • the present invention relates to a supercooling cooling hearth, and more particularly, to a supercooling cooling hearth capable of selectively supercooling each layer.
  • Supercooling is a phenomenon in which a melt or a solid does not change even when it is cooled to a phase transition temperature or lower in an equilibrium state.
  • Each of the materials has a stable state according to the temperature at that time, so if the temperature is changed gradually, the member of the material can follow the change of temperature while maintaining the stable state at each temperature. However, if the temperature suddenly changes, there is no room for the member to change to the stable state according to each temperature, so that the stable state at the starting point temperature is maintained or a part of the state changes to the state at the end point temperature.
  • This conventional technique includes a main body including a cooling chamber provided with a plurality of shelves on which an object to be loaded is placed and a door for opening and closing the side surface of the cooling chamber, an evaporator provided at an upper portion of the cooling chamber for cooling air in the cooling chamber, An air circulation fan which is located in front of the evaporator in the cooling duct to supply the air in the cooling chamber to the evaporator, an air circulation fan connected to the cooling duct and cooled through the evaporator in the cooling duct, A plurality of extension ducts protruding from the cool air supply duct in a direction in which the door is positioned and supplying cool air to the upper portion of the object to be received on the shelf, The cooling air is supplied to the cooling air supply duct between the extension duct located at the uppermost end of the cooling chamber and the cooling duct. And a flow rate adjusting space for adjusting the pressure of the cool air discharged through the connecting duct as a whole.
  • the beverage in the cooling chamber can be supercooled, but the whole of the water contained in the cooling chamber must be overcooled, resulting in poor energy efficiency.
  • the present invention has been made in order to solve the problems of the prior art as described above, and an object of the present invention is to provide a sensor for detecting the number of objects, And to provide a supercooled cooling chill capable of selectively undercooling by subcooling a material of one layer.
  • a supercooling cooler comprises a cooling chamber for accommodating a liquid beverage container, a heat exchanger for cooling the air in the cooling chamber, a cooling duct for containing the heat exchanger, A cool air supply duct for selectively circulating the air in the cooling chamber; a blower for blowing air in the cool air supply duct into the cooling chamber; And a plurality of air vents for introducing the air.
  • the cooling duct sucks air in the cooling chamber from the inlet port to cool it in a heat exchanger, and then discharges the air to the coolant supply duct through the cool air outlet port,
  • the duct is provided in the vertical direction of the cooling chamber.
  • the cooling chamber is divided into a plurality of chambers, a column for the shelf forming the side wall of the chamber, a column for the shelf perpendicular to the bottom for each of the chambers, wherein each of the seals further includes a sensor coupled to the column for the shelf and a load cell coupled to the lower portion of the column respectively, It supplies cold air only to one room and does not supply cold air to other rooms.
  • the supercooling cooler according to the present invention further comprises the sensor and a control means connected to the load cell.
  • the control means may include: a distance data input unit for receiving distance data between the sensor and the container through the sensor; A weight data input unit for receiving weight data, a database for storing respective initial data inputted from the distance data input unit and the weight data input unit, and a control unit for identifying each of the variation data input from the distance data input unit and the weight data input unit, A distance and weight data determination unit for determining whether the variation data identified from the distance and weight data identification unit and the initial data stored in the database are different from a predetermined value; The judgment result of the distance and weight data discrimination unit A cold air supply moving part for allowing the cold air supply duct to supply cool air to the other one of the plurality of the chambers if there is a difference from a predetermined value, and a cold air supply operation result output part for outputting the cold air supply result of the cold air supply moving part .
  • the vent hole may further include a rotating shaft orthogonal to the vent hole, and a rotating blade coupled to the rotating shaft and having a size corresponding to the size of the through hole of the vent hole.
  • the rotary vane prevents cold air from being supplied through the vent hole when cold air is not supplied, and the cold air supply duct moves the cold air supply duct to the other one When the cold air is supplied to the yarn of the rotating yarn, the rotating blades are rotated to supply cool air to the yarn.
  • a supercooled cooling tower capable of being selectively supercooled is provided Thereby enhancing energy efficiency.
  • FIG. 1 is a combined perspective view showing a combined overall configuration of a supercooling cooler according to an embodiment of the present invention
  • FIG. 2 is a perspective view showing a door opened in a supercooling coolant according to an embodiment of the present invention
  • FIG 3 is a front cross-sectional view of a supercooling cooler according to one embodiment of the present invention.
  • FIG. 4 is a cross-sectional side view of a supercooling cooler according to one embodiment of the present invention.
  • FIG. 5 is a block diagram showing an overall configuration of a control means of a supercooling cooler according to an embodiment of the present invention
  • FIG. 6 is a view showing a ventilation part operated by a control means of a supercooling cooler according to an embodiment of the present invention
  • a supercooling cooler includes a cooling chamber for accommodating a liquid beverage container, a heat exchanger for cooling the air in the cooling chamber, a cooling duct for accommodating the heat exchanger, A cool air supply duct installed at a position different from the intake port of the cooling duct, a cool air supply duct for selectively circulating air in the cool chamber, and a plurality of cool air supply ducts for blowing air in the cool air supply duct into the cool chamber And includes a vent hole.
  • FIG. 1 is a perspective view showing a combined structure of a supercooling cooler according to an embodiment of the present invention
  • FIG. 2 is a perspective view showing a door opened in a supercooling cooler according to an embodiment of the present invention
  • 3 is a front cross-sectional view of a supercooling cooler according to an embodiment of the present invention
  • FIG. 4 is a side cross-sectional view of a supercooling cooler according to an embodiment of the present invention.
  • a supercooling cooler 1000 includes a cooling chamber 300, a heat exchanger 400, a cooling duct 500, an inlet port 600, A duct 700, and a cool air blow-out port 900.
  • the cooling chamber 300 accommodates the container P of the liquid beverage.
  • the heat exchanger serves to cool air in the cooling chamber 300.
  • the cooling duct (500) incorporates a heat exchanger (400).
  • suction port 600 is installed in a part of the cooling duct 500.
  • the cooling air outlet 900 is installed at a position different from the inlet 100 of the cooling duct 500.
  • the cool air supply duct 700 serves to selectively circulate the air in the cooling chamber 300.
  • the cooling air supply duct 700 includes a plurality of air holes 710 for blowing air in the cooling air supply duct 700 into the cooling chamber 300.
  • the supercooling coolant 1000 includes a case where the liquid beverage is supercooled, a case where the liquid beverage in a supercooled state is refrigerated, and the like.
  • the portion of the cooling chamber 300 in which the inlet port 600 of the cooling duct 500 is disposed is defined as the front portion (front surface) of the cooling chamber 300, and the inner portion (back surface)
  • the suction port 600 is disposed at a position away from the suction port 600 such as the cooling chamber 300 and the front face of the cooling chamber 300 is disposed at the front opening side thereof, As shown in Fig.
  • the suction port 600 is disposed on a side of one of the left and right side surfaces, for example, the front and rear surfaces of the cooling chamber 300 and the side surface on the opposite side of the side surface on which the suction port 600 is disposed
  • the inner side portion corresponds to the inner side portion.
  • the opening area of the inlet of the cold air supply duct 700 is made larger than the opening area of the air cooling air outlet 900 of the cooling duct 500, so that a part of the inlet of the cold air supply duct 700 is connected to the cooling duct 500 and a part of the inlet of the cold air supply duct 700 faces the inside of the cooling chamber 300.
  • the opening area of the inlet of the cold air supply duct 700 is made larger than the opening area of the air cooling air outlet 900 of the cooling duct 500, so that a part of the inlet of the cold air supply duct 700 is connected to the cooling duct 500 and a part of the inlet of the cold air supply duct 700 faces the inside of the cooling chamber 300.
  • a suction fan is exposed to the suction port 600 of the cooling duct 500 and is sucked from the suction port 600 of the cooling duct 500 into the cooling duct 500 by the suction fan .
  • the front surface of the cooling chamber 300 is opened, and a door 200 for opening and closing the front surface of the cooling chamber 300 is disposed.
  • the cooling duct 500 is disposed on the ceiling side of the cooling chamber 300 and the inlet 600 of the cooling duct 500 is installed obliquely downward and the cooling air outlet 900 of the cooling duct 500 And the introduction port of the cold air supply duct 700 is provided obliquely above the upper end of the cold air supply duct 700 to face the chilled air outlet 900 of the cooling duct 500.
  • the cold air supply duct (700) is provided in the vertical direction of the cooling chamber (300).
  • the cooling duct 500 sucks the air in the cooling chamber 300 from the inlet port 600 to cool it in the heat exchanger 400, And discharges the air to the cool air supply duct 700 through the air outlet 900.
  • the cooling chamber 300 of the present supercooling coolant 1000 is provided with a column 350 for the shelf forming a side wall of the chamber and a column 350 for forming the side walls of the chamber perpendicular to the column 350 310, 320, 330, 340 that form the bottom of the chamber of the apparatus.
  • FIG. 10 illustrates the number of stages.
  • the number of stages may be increased or decreased depending on the size of the main body 100 of the supercooling cooling apparatus 1000.
  • a plurality of ends 310, 320, 330, 340 of the shelf plates are arranged in the vertical direction in the cooling chamber 300, and the vent holes 710 are provided in the cooling chamber 300
  • a plurality of ventilation holes 710 are provided in the duct 700 so as to be dispersed vertically and horizontally in a state of facing the upper space of the upper and lower ends.
  • the air holes 710 disposed in the upper space of the upper and lower ends of the upper and lower ends are arranged so that cool air blown into the cooling chamber 300 from the cool air supply duct 700 is uniformly distributed over the upper and lower sides,
  • the temperature in the cooling chamber 300 can be made uniform and stable.
  • cool air is selectively supplied to each of the chambers formed in the cooling chamber. This will be described in more detail with reference to FIG.
  • FIG. 5 is a block diagram showing an overall configuration of a control means of a supercooling cooler according to an embodiment of the present invention.
  • each of the chambers is provided with sensors 351, 352, 353 and 354 respectively coupled to the column 350 for the shelf, (355, 356, 357, 358), respectively, coupled to the lower portions of the first, second,
  • a system for selectively supplying cool air is provided by the sensors 351, 352, 353, and 354 and the control means 10 connected to the load cells 355, 356, 357, and 358.
  • the control unit 10 of the supercooling cooler 1000 includes a distance data input unit 11, a weight data input unit 12, a distance and weight data identification unit 13, A distance and weight data determination unit 14, a cold air supply operation unit 15, a cold air supply operation result output unit 16, and a database 17.
  • the distance data input unit 11 receives distance data between the sensors 351, 352, 353, and 354 and the container P through the sensors 351, 352, 353, and 354.
  • the weight data input unit 12 receives the weight data of the container P filled in each of the chambers through the load cells 355, 356, 357, and 358.
  • the database 17 stores the respective initial data input from the distance data input unit 11 and the weight data input unit 12.
  • a user using the present super-cooling chiller 1000 fills each of the chambers with a container P of liquid beverage.
  • the sensors 351, 352, 353 and 354 sense the initial distance from the filled container P to the sensors 351, 352, 353 and 354 and the initial total weight of the filled container P is detected by the load cell 355 , 356, 357, and 358, the initial distance is input to the distance data input unit 11, and the initial total weight is input to the weight data input unit 12.
  • the initial distance thus input and the initial total weight are stored in the database 17.
  • the cool air supply duct 700 supplies cool air to only one of the plurality of chambers (for example, a chamber formed in the first end 340), and does not supply cool air to the other chambers.
  • the distance and weight data identification unit 13 identifies each of the variation data input from the distance data input unit 11 and the weight data input unit 12.
  • the distance and weight data determination unit 14 determines whether the variation data identified from the distance and weight data identification unit 13 and the initial data stored in the database 17 differ from a predetermined value.
  • the cold air supply duct 15 supplies cold air to the other of the plurality of the cold air supply ducts 700.
  • a user using the subcooling coolant 1000 of the present invention takes out the container P filled in the yarn by the first end 340 of each of the chambers.
  • the sensors 351, 352, 353 and 354 sense the fluctuation distance from the remaining container P to the sensors 351, 352, 353 and 354 and the load cells 355, 356, Thereby sensing the fluctuating weight of the container P in which the container P is located.
  • the variation distance is input to the distance data input unit 11, and the variation weight is input to the weight data input unit 12 and identified by the distance and weight data identification unit 13.
  • the input variation distance and the variation weight are determined by the initial data stored in the database 17 and the distance and weight data determination unit 14. If the distance and weight data discrimination unit 14 determines that the cold air supply duct 700 is different from the predetermined value, the cold air supply duct 700 is connected to the other one of the plurality of chambers (for example, Room).
  • the load cell 355 senses the variable weight, thereby supplying cool air to the yarn formed by the second stage 330 to provide a supercooling angle.
  • no cold air is supplied to the yarn formed by the third stage 320 and the fourth stage 310.
  • the sensor 352 senses the varying distance
  • the load cell 356 senses the variable weight
  • the cooling air is supplied to the yarn formed by the supercooling device.
  • no cold air is supplied to the yarn formed by the first stage 340 and the fourth stage 310 at this time.
  • the cold air supply operation result output unit 16 outputs the cold air supply result of the cold air supply operating unit 15.
  • the sensors 351, 352, 353, and 354 may also include temperature sensors.
  • a temperature sensor (not shown) and a temperature sensor (ON / OFF) control of a cooling device (not shown) connected to the heat exchanger 400 based on the internal temperature detected by the temperature sensor.
  • the temperature sensor is disposed, for example, in the vent hole 710 facing the upper space of the uppermost end 340 in order to detect the internal temperature more properly.
  • control means 10 detects that the door 200 is opened by an opening / closing sensor (not shown), the temperature of the inside of the cooling chamber 300 can be uniformly and stably maintained even when the door 200 is opened or closed. 600) is stopped.
  • a heater HT is disposed in the cooling chamber 300 in order to moderate the temperature change in the cooling chamber 300 and make the temperature in the cooling chamber 300 uniform and stable. , It is preferable to turn on the heater HT when the temperature in the cooling compartment reaches a predetermined temperature (ON temperature) after the cooling device is turned ON.
  • the temperature in the cooling compartment at which the cooling device is turned ON may be the same as the temperature at the ON temperature. Thereafter, when the temperature in the cooling compartment reaches a predetermined OFF temperature which is lower than the ON temperature after the heater HT is turned on, the control means 56 controls the heater HT Is set to OFF.
  • the OFF temperature is set to be equal to or higher than the temperature in the cooling compartment where the temperature in the cooling compartment is lowered and the cooling device is turned OFF.
  • the temperature in the cooling compartment at which the cooling device is turned OFF may be the same as the OFF temperature.
  • the cooling chamber 300 in which the heater HT is disposed is also contained in the cooling air supply duct 700 or the cooling duct 500 connected to the inside of the cooling chamber 300.
  • the heater HT is disposed in the cold air supply duct 700.
  • the heater HT may include a defrost heater (not shown) disposed in the heat exchanger 400, or the heater HT may be composed of only the defrost heater.
  • FIG. 6 is a view showing a ventilation part operated by the control means of the supercooling cooler according to the embodiment of the present invention.
  • the vent hole 710 of the supercooling coolant 1000 includes a rotation shaft 730 orthogonal to the vent hole 710 and a rotation shaft 730 coupled to the rotation shaft 730, And further includes a rotating blade 720 having a size corresponding to the through hole size of the vent hole 710.
  • the through hole of the vent hole 710 is shown to be larger than the size of the rotary vane 720.
  • the vent hole of the vent hole 710 has the size of the vane 720 .
  • the rotary vane 720 is kept closed to prevent the supply of cold air corresponding to the vent hole 710.
  • the cold supply operation unit 15 is operated.
  • the cold supply supplying part 15 supplies cold air to the other one of the plurality of the above-
  • the rotary vane 720 is rotated to supply cool air to the chamber.
  • the rotary vane 720 rotates about 90 degrees in the forward and backward directions while being closed to prevent the supply of cold air, and the vane 710 is rotated to open.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

Le but de la présente invention est de fournir un congélateur à surfursion apte à la surfusion sélective, dans lequel, lorsque, parmi des capteurs installés dans des espaces respectifs entre des étagères, un capteur dans un espace détecte une diminution du nombre d'objets reçus dans l'espace, des objets reçus dans un autre espace qui n'est pas en fonctionnement sont surfondus. A cet effet, le congélateur à surfusion selon la présente invention comprend : une chambre de refroidissement destinée à recevoir un récipient contenant une boisson liquide; un échangeur de chaleur pour refroidir l'air dans la chambre de refroidissement; un conduit de refroidissement dans lequel l'échangeur de chaleur est installé; un orifice d'admission partiellement installé dans le conduit de refroidissement; un orifice d'évacuation d'air froid installé dans le conduit de refroidissement à une position différente de l'orifice d'admission; un conduit d'alimentation en air froid pour faire circuler sélectivement l'air dans la chambre de refroidissement; et une pluralité de trous d'aération pour souffler l'air dans le conduit d'alimentation en air froid dans la chambre de refroidissement.
PCT/KR2018/012033 2017-11-27 2018-10-12 Congélateur à surfusion WO2019103312A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020170159383A KR101933588B1 (ko) 2017-11-27 2017-11-27 과냉각 냉각고
KR10-2017-0159383 2017-11-27

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WO2019103312A1 true WO2019103312A1 (fr) 2019-05-31

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WO (1) WO2019103312A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110906673A (zh) * 2019-10-30 2020-03-24 合肥晶弘电器有限公司 一种用于冰箱瞬冻存储的控制方法、冰箱
EP4269913A1 (fr) 2022-04-27 2023-11-01 Preket, S.L. Machine de surfroidissement d'aliments et de boissons à des températures inférieures à zéro degré celsius sans cristallisation

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3945960A4 (fr) 2019-03-25 2022-12-14 Pepsico Inc Distributeur de récipient de boisson et procédé de distribution de récipient de boisson
KR102139515B1 (ko) * 2019-05-16 2020-07-30 장명식 과냉각 냉각고
US11910815B2 (en) 2019-12-02 2024-02-27 Pepsico, Inc. Device and method for nucleation of a supercooled beverage

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JPH08247609A (ja) * 1994-11-30 1996-09-27 Samsung Electronics Co Ltd 冷蔵庫及び冷気吐出し方向の制御によるその温度制御方法
KR0136054Y1 (ko) * 1995-03-03 1999-03-20 윤종용 냉장고의 냉기조절장치
JP2001208468A (ja) * 2000-01-28 2001-08-03 Toshiba Corp 冷凍冷蔵庫
KR101327739B1 (ko) * 2013-08-27 2013-11-11 주식회사 스노파 냉동고
KR101700760B1 (ko) * 2010-07-19 2017-02-13 엘지전자 주식회사 냉기 유로 개폐 장치 및 이를 갖는 냉장고

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08247609A (ja) * 1994-11-30 1996-09-27 Samsung Electronics Co Ltd 冷蔵庫及び冷気吐出し方向の制御によるその温度制御方法
KR0136054Y1 (ko) * 1995-03-03 1999-03-20 윤종용 냉장고의 냉기조절장치
JP2001208468A (ja) * 2000-01-28 2001-08-03 Toshiba Corp 冷凍冷蔵庫
KR101700760B1 (ko) * 2010-07-19 2017-02-13 엘지전자 주식회사 냉기 유로 개폐 장치 및 이를 갖는 냉장고
KR101327739B1 (ko) * 2013-08-27 2013-11-11 주식회사 스노파 냉동고

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110906673A (zh) * 2019-10-30 2020-03-24 合肥晶弘电器有限公司 一种用于冰箱瞬冻存储的控制方法、冰箱
EP4269913A1 (fr) 2022-04-27 2023-11-01 Preket, S.L. Machine de surfroidissement d'aliments et de boissons à des températures inférieures à zéro degré celsius sans cristallisation

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