WO2021096051A1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

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Publication number
WO2021096051A1
WO2021096051A1 PCT/KR2020/012455 KR2020012455W WO2021096051A1 WO 2021096051 A1 WO2021096051 A1 WO 2021096051A1 KR 2020012455 W KR2020012455 W KR 2020012455W WO 2021096051 A1 WO2021096051 A1 WO 2021096051A1
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WO
WIPO (PCT)
Prior art keywords
cold air
storage
shelf
refrigerator
cold
Prior art date
Application number
PCT/KR2020/012455
Other languages
English (en)
Korean (ko)
Inventor
노희열
서국정
이인섭
김도형
송해진
Original Assignee
삼성전자주식회사
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.)
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Publication date
Application filed by 삼성전자주식회사 filed Critical 삼성전자주식회사
Publication of WO2021096051A1 publication Critical patent/WO2021096051A1/fr

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    • 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
    • F25D25/00—Charging, supporting, and discharging the articles to be cooled
    • F25D25/005—Charging, supporting, and discharging the articles to be cooled using containers
    • 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
    • F25D17/08—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 using 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
    • F25D25/00—Charging, supporting, and discharging the articles to be cooled
    • 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
    • F25D25/00—Charging, supporting, and discharging the articles to be cooled
    • F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
    • 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
    • F25D2303/00—Details of devices using other cold materials; Details of devices using cold-storage bodies
    • F25D2303/08—Devices using cold storage material, i.e. ice or other freezable liquid
    • F25D2303/083—Devices using cold storage material, i.e. ice or other freezable liquid using cold storage material disposed in closed wall forming part of a container for products to be cooled
    • F25D2303/0832—Devices using cold storage material, i.e. ice or other freezable liquid using cold storage material disposed in closed wall forming part of a container for products to be cooled the liquid is disposed in an accumulator pack locked in a closable wall forming part of the container
    • 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

Definitions

  • the present disclosure relates to a refrigerator, and to a refrigerator in which shelves and drawers are provided in a storage compartment.
  • a shelf for loading food and a vegetable drawer for storing fruits and vegetables are installed in a refrigerator compartment of a refrigerator. At this time, there is no close contact between the upper end of the drawer and the shelf of the vegetable compartment, but a certain gap exists, so that cold air may flow into the inside of the drawer through the gap.
  • Such cold air comes in direct contact with vegetables and fruits stored in a vegetable compartment drawer, causing moisture to evaporate, causing vegetables and fruits to wither easily, and causing supercooling of vegetables or fruits.
  • a shelf for loading food and a vegetable drawer for storing fruits and vegetables are installed in a refrigerator compartment of a refrigerator. At this time, there is no close contact between the upper end of the drawer and the shelf of the vegetable compartment, but a certain gap exists, so that cold air may flow into the inside of the drawer through the gap.
  • Such cold air comes in direct contact with vegetables and fruits stored in a vegetable compartment drawer, causing moisture to evaporate, causing vegetables and fruits to wither easily, and causing supercooling of vegetables or fruits.
  • the refrigerator includes a storage compartment, a shelf provided in the storage compartment to receive cold air, a shaft detachably coupled to the shelf, and forming a cooling passage through which the cool air flows between the shelf It includes a cold pack, and a storage space for storing food therein, and includes a storage container provided to be covered by the shelf to which the cold storage pack is coupled.
  • the shelf may include a top plate, first and second side plates, and a rear plate including a cool air inlet through which the cool air is introduced.
  • Ends of each of the first and second side plates may include a flange forming a coupling groove extending along a length direction.
  • the cold storage pack may include a sealing material including protrusions provided to be coupled to the coupling groove on both sides thereof, and a cold storage material that is filled in the sealing material and includes a phase change material (PCM).
  • PCM phase change material
  • a flow path guide for guiding the cold air to move along the cooling flow path may be provided on one surface of the top plate facing the storage container.
  • the cold air inlet may be formed in the center of the rear plate, and the rear plate may further include first and second cold air outlets formed on both sides of the cold air inlet.
  • the flow path guide is provided to protrude from the guide groove and the guide groove, and each may include first and second guides provided between the cold air inlet and the first and second cold air outlets. have.
  • a movement guide for guiding the cold air to move along the cooling flow path may be formed.
  • the cold air inlet may be formed in the center of the rear plate, and the rear plate may further include first and second cold air outlets formed on both sides of the cold air inlet.
  • the movement guide is provided to protrude from the concave groove and the concave groove, and each includes first and second guide members provided between the cold air inlet and the first and second cold air outlets. I can.
  • the storage container may include a front plate provided to contact a lower portion of the sealing material, first and second side plates provided to abut each lower portion of the first and second side plates of the shelf, and a lower rear plate of the shelf. It may include a rear plate and a bottom plate provided to be in contact.
  • a cold air duct and a first duct hole provided to supply the cold air to the storage chamber, and a first duct cover and the cold air inlet for distributing the cold air so that the cold air is provided to the shelf through the first duct hole
  • An air duct connected to the first duct hole may further include an air duct for introducing the cool air into the cool air inlet.
  • the first duct hole is provided at a position higher or lower than the cold air inlet, and the air duct includes a first connection part in communication with the cold air inlet, a second connection part in communication with the first duct hole, and the first and second duct holes. It may include a body formed between the two connecting portions to connect the first and second connecting portions.
  • a refrigerator is a storage compartment, a storage container provided in the storage compartment, and a storage container including a storage space for storing food therein, and an insulation case covering the storage container, in which the cold air flows. It includes an insulating case including an upper plate on which a cooling passage is provided.
  • the upper plate may include a cooling unit in which the cooling passage is provided, and a storage cooling unit formed below the cooling unit and in which a storage cooling material is provided.
  • the heat insulating case may have a front surface open so that the storage container can be inserted and withdrawn into the interior, and a lower plate facing the upper plate, first and second side surfaces formed between the upper plate and the lower plate It may further include plates and a back plate.
  • a cold storage material may be provided inside at least one of the lower plate, the first and second side plates, or the rear plates.
  • the cold storage material may include a phase change material (PCM).
  • PCM phase change material
  • the refrigerator according to the idea of the present invention may perform indirect cooling of a storage container storing fruits, vegetables, etc. in a manner in which cold air flows along an indirect flow path composed of a storage cooling pack and a shelf.
  • the cold storage pack is positioned under the shelf, condensation due to cold air can be prevented from forming on the bottom of the shelf through the latent heat of melting of the cold storage pack.
  • FIG. 1 is a view showing a refrigerator according to an embodiment of the present invention.
  • FIG. 2 is a diagram illustrating a state in which the cooling module is separated from the cabinet of the refrigerator shown in FIG. 1.
  • FIG. 3 is a cross-sectional view of the refrigerator shown in FIG. 1;
  • Figure 4 is a view showing a storage container on the shelf of the refrigerator shown in Figure 3;
  • Figure 5 is a view showing the storage container shown in Figure 4.
  • FIG. 6 is a view showing the shelf and the storage cooling pack shown in FIG. 4.
  • Figure 7 is a view showing a cross-section of the cold storage pack coupled to the shelf shown in Figure 4;
  • Figure 8 is a view showing the shelf shown in Figure 7;
  • 9A is a view showing an example of an air duct coupled to the shelf shown in FIG. 4.
  • Figure 9b is a view showing the air duct shown in Figure 9a.
  • 9C is a view showing another example of an air duct coupled to the shelf shown in FIG. 4.
  • Figure 9d is a view showing the air duct shown in Figure 9c.
  • FIG. 10 is a view showing a shelf of a refrigerator according to another embodiment of the present invention.
  • FIG. 11 is a view showing a cold storage pack coupled to the shelf of FIG. 10;
  • FIG. 12 is a view showing a storage container and a heat insulation case of a refrigerator according to another embodiment of the present invention.
  • first and second used in the present specification may be used to describe various elements, but the elements are not limited by the terms, and the terms are It is used only for the purpose of distinguishing one component from other components.
  • a first element may be referred to as a second element, and similarly, a second element may be referred to as a first element.
  • the term “and/or” includes a combination of a plurality of related stated items or any of a plurality of related stated items.
  • FIG. 1 is a view showing a refrigerator according to an embodiment of the present invention
  • FIG. 2 is a view showing a state in which the cooling module is separated from the cabinet of the refrigerator shown in FIG. 1, and
  • FIG. It is a diagram showing a cross section of a refrigerator.
  • the refrigerator 1 includes a cabinet 10 forming the storage compartments 20a and 20b, doors 21a and 21b provided to open and close the storage compartments 20a and 20b, and a cabinet ( It is detachably coupled to 10) and may include a cooling module 100 for supplying cold air to the storage chambers 20a and 20b.
  • the cabinet 10 may include an outer case 11 and an inner case 12 coupled to the inner side of the outer case 11.
  • the outer case 11 may include a cabinet body 11a whose front and rear surfaces are open, and a cabinet cover 11b covering the rear surface of the cabinet body 11a.
  • the front of the cabinet body 11a may be covered by the doors 21a and 21b.
  • the outer case 11 may be formed of a metal material.
  • the inner box 12 may form the storage chambers 20a and 20b.
  • the inner box 13 may be formed by injection of a plastic material.
  • the inner casing 12 may include a first inner casing 12a forming the upper storage chamber 20a and a second inner casing 12b forming the lower storage chamber 20b.
  • a cabinet insulation 13 may be provided between the outer case 11 and the inner case 12.
  • the cabinet insulation 13 may be made of urethane foam insulation, and, if necessary, a vacuum insulation panel may be used.
  • the cabinet 10 may include a separating member 120 disposed between the first inner case 12a and the second inner case 12b.
  • the separating member 120 may include an intermediate wall 14 that divides the storage chambers 20a and 20b into the upper storage chamber 20a and the lower storage chamber 20b.
  • the separating member 120 may include a separating member insulating material 14a therein to prevent heat exchange between the upper storage chamber 20a and the lower storage chamber 20b.
  • the separating member 120 may have a first cold air duct 121, a second cold air duct 122, and a first circulation duct 126 disposed therein.
  • the first cold air duct 121, the second cold air duct 122, and the first circulation duct 126 may be disposed to pass through the separating member heat insulating material 14a.
  • the storage compartments 20a and 20b may be provided so that the front surface thereof is opened so as to store food in and out.
  • the storage chambers 20a and 20b may include an upper storage chamber 20a and a lower storage chamber 20b.
  • the upper storage compartment 20a is maintained at approximately 0 to 5 degrees Celsius and may be used as a refrigerating compartment for refrigerating food.
  • the upper storage chamber 20a may be referred to as a first storage chamber 20a.
  • a first duct cover 116a for distributing cold air supplied from the first cold air duct 121 may be disposed in the first storage chamber 20a.
  • the first duct cover 116a may form a flow path through which cold air received from the first cold air duct 121 flows together with the first inner case 12a.
  • the first duct cover 116a may include a first duct hole 116aa for supplying cold air received from the first cold air duct 121 to the first storage chamber 20a.
  • a plurality of first duct holes 116aa may be provided along the vertical direction.
  • the lower storage room 20b may include a second storage room 20ba and a third storage room 20bb.
  • the cabinet 10 may include a second storage chamber 20ba and a separating plate 18 that divides the third storage chamber 20bb.
  • the second storage compartment 20ba is maintained at approximately minus 30 to 0 degrees Celsius and may be used as a freezer for freezing and storing food.
  • the third storage chamber 20bb may be used as a change temperature chamber provided to have a variable temperature.
  • first storage compartment 20a the second storage compartment 20ba, and the third storage compartment 20bb may be changed.
  • the opened front of the storage chambers 20a and 20b can be opened and closed by the doors 21a and 21b.
  • the storage compartments 20a and 20b may be provided with shelves 23 and 24 for placing food and a storage container 25 for storing food.
  • the upper door 21a may be provided to open and close the first storage chamber 20a.
  • the upper door 21a may be coupled to the cabinet 10 so as to be rotatable in the left and right directions.
  • An upper door guard 26 capable of storing food may be provided on the rear surface of the upper door 21a.
  • a hinge cover 16 may be provided at a portion of the cabinet 10 to which the upper door 21a is coupled.
  • the upper door 21a may be referred to as a first door 21a.
  • the first door 21a may include a first door handle 22a. The user can open and close the first door 21a by holding the first door handle 22a.
  • the lower door 21b may be provided to open and close the lower storage chamber 20b.
  • the lower door 21b may be coupled to the cabinet 10 so as to be rotatable in the left and right directions.
  • a lower door guard 27 capable of storing food may be provided on the rear surface of the lower door 22.
  • the lower door 21b may include a second door 21ba that opens and closes the second storage chamber 20ba, and a third door 21bb that opens and closes the third storage chamber 20bb.
  • the lower door 21b may include a lower door handle 22b.
  • the user can open and close the lower door 21b by holding the lower door handle 22b.
  • the second door 21ba may include a second door handle 22ba
  • the third door 21bb may include a third door handle 22bb.
  • a cooling module mounting part 15 to which the cooling module 100 is detachably mounted may be provided under the cabinet 10.
  • the cooling module mounting part 15 may be provided in a size and shape corresponding to the cooling module 100.
  • the cooling module 100 may generate cold air using the latent heat of evaporation of the refrigerant through a cooling cycle.
  • the cooling module 100 may include a compressor, a condenser, an evaporator, and an expansion valve.
  • the cooling module 100 may be configured to generate cold air for supply to the first storage chamber 20a, the second storage chamber 20ba, and the third storage chamber 20bb.
  • cooling module 100 is illustrated to be provided inside the cabinet 10, but may be detachably mounted outside the cabinet 10.
  • FIG. 4 is a view showing a storage container on the shelf of the refrigerator shown in FIG. 3
  • FIG. 5 is a view showing the storage container shown in FIG. 4
  • FIG. 6 is a view showing the shelf and the storage cooling pack shown in FIG.
  • FIG. 7 is a view showing a cross-section of the cold storage pack coupled to the shelf shown in FIG. 4, and
  • FIG. 8 is a view showing the shelf shown in FIG. 7.
  • the front part 110 of the shelf 23 is opened, so that the cold storage pack 200 may be coupled to the front part 100.
  • the cold storage pack 200 may be coupled to the front portion 110 of the shelf 23 and positioned at the lower side of the shelf 23 to form a bottom portion of the shelf 23.
  • the shelf 23 is provided with a cooling passage 140 (see FIG. 7) through which cool air is moved, the cold air introduced into the cooling passage 140 may cool the storage cooling pack 200.
  • the shelf 23 is a top plate 101, first and second side plates 111 and 112, and a rear plate 109 facing the front part 110. ).
  • An opened cold air inlet 150 is formed in the rear plate 109 so that the cold air supplied from the storage compartment flows into the shelf 23.
  • the cold air introduced through the cold air inlet 150 may be moved along the flow path guide 160 provided on the top plate 101.
  • the flow path guide 160 is provided on one surface of the upper surface plate 101 facing the storage container 25 and serves to guide the movement of the cold air introduced through the cold air inlet 150.
  • the cold air moving along the flow path guide 160 is discharged to the outside of the shelf 23 through the cold air outlet 170 formed on the rear plate 109.
  • the cold air inlet 150 is provided in the center of the rear plate 109, and the cold air outlet 170 is a first cold air outlet 171 and a second cold air outlet provided on both sides of the cold air inlet 150, respectively. (172) may be included.
  • the flow guide 160 may include a guide groove 162 provided on one surface of the top plate 101 and first and second guides 164 and 166 protruding on the guide groove 162. have.
  • the guide groove 162 has a'M-shape' shape and may be provided on the front side of one side of the top plate 101, and each of the first and second guides 164 and 166 is a cold air inlet 150 ) And the first and second cold air outlets 171 and 172, respectively.
  • the first and second cold air outlets It is possible to be discharged to the outside of the shelf 23 through (171, 172), respectively.
  • the cold air introduced through the cold air inlet 150 of the shelf 23 may move along the guide groove and cool the cold storage pack 200 provided on the lower side of the shelf 23.
  • the temperature of the storage cooling pack 200 is relatively lower than the temperature around the storage cooling pack 200, so that cold air is generated from the cooling storage pack 200 and transmitted to the surroundings.
  • the storage container 25 located under the cold storage pack 200 can be cooled, so that uniform cooling of food products such as vegetables stored in the storage container 25 can be achieved.
  • first and second side plates 111 so that the cold storage pack 200 can be coupled to the first and second side plates 111 and 112 in a direction from the front side of the shelf 23 to the rear side.
  • Flanges 115 may be provided at each end.
  • the flange 115 includes a coupling groove 117 formed along the length direction of each of the first and second side plates 111 and 112.
  • the cooling storage pack 200 includes a cooling material 210 filled therein and a sealing material 220 that seals the cooling material 210.
  • the sealing material 220 may be a synthetic resin film such as a polyethylene film, and the cold storage pack 200 can be manufactured by placing a cooling material 210 between two synthetic resin films and adhering the edges of the synthetic resin films to each other. have.
  • the sealing material 220 has a material having elasticity so as to cope with the change in the volume of the regenerator material 210.
  • Protrusions 217 formed in a shape corresponding to the coupling groove 117 are provided on both sides of the sealing material so as to be coupled to the coupling groove 117 of the flange 115.
  • the protrusion 217 is formed to extend in the longitudinal direction of the cold storage pack 200 to support the side surface of the cold storage pack 200.
  • the cold storage pack 200 is a direction from the front to the rear of the shelf 23 along the defect grooves of each of the first and second side plates 111 and 112 through the protrusion 217 of the sealing material 220 It slides into and can be coupled to the shelf 23.
  • the cold storage pack 200 slides in a direction from the rear of the shelf 23 toward the front and can be separated from the shelf 23, and accordingly, when the user intends to replace the cold storage pack 200, The storage cooling pack 200 can be easily separated from the shelf 23.
  • the material constituting the cooling material 210 filled in the cooling storage pack 200 may be a phase change material (PCM) or a mixture of water and PCM.
  • PCM is a material having a phase change temperature, so that the food stored in the storage container 25 can maintain the optimum temperature for storage, thereby effectively maintaining freshness.
  • the PCM may be composed of a material having a phase change temperature of -1 to 0°C. That is, the PCM may be selected in consideration of the optimum storage temperature and overcooling prevention temperature for each vegetable of vegetables stored in the storage container 25.
  • the storage container 25 includes a storage space to store food such as vegetables and has an open top.
  • the storage container 25 may include a bottom plate 301, a front plate 302, a rear plate 303, and first and second side plates 304 and 305 to form a storage space.
  • the storage container 25 may be indirectly cooled by cold air generated from the cold storage pack 200 to cool food contained therein.
  • the storage container 25 may be in contact with the lower portion of the cold storage pack 200 and the lower portion of the shelf 23, and may be covered by the lower portion of the cold storage pack 200 and the shelf 23, as shown. . That is, the front plate 302 of the storage container 25 is provided to come into contact with the lower portion of the sealing material 220, and the first and second side plates 304 and 305 are the first and second sides of the shelf 23. The side plates 304 and 305 may be provided to come into contact with the lower part of each of the side plates, and the rear plate 303 may be provided to contact the lower part of the rear plate 303 of the shelf 23. In other words, the storage container 25 may be sealed by the lower portion of the cold storage pack 200 and the shelf 23.
  • the shelf 23 may be used as a general shelf capable of supporting food, like a conventional refrigerator.
  • FIG. 9A is a view showing an example of an air duct coupled to the shelf shown in FIG. 4
  • FIG. 9B is a view showing the air duct shown in FIG. 9A
  • FIG. 9C is coupled to the shelf shown in FIG. 4
  • Figure 9d is a view showing the air duct shown in Figure 9c.
  • the refrigerator 1 may further include an air duct 400 for providing cool air supplied from the first cool air duct 121 to the shelf 23.
  • One side of the air duct is connected to the cold air inlet 150 of the shelf 23, and the other side is connected to the first duct hole 116aa of the first duct cover 116a. It serves to introduce cold air into the cold air inlet 150.
  • the air duct includes a first connection part 410 in communication with the cold air inlet 150, a second connection part 420 in communication with the first duct hole 116aa, and first and second connection parts 410. And a body 430 formed between the first and second connecting portions 410 and 420 to connect the first and second connecting portions 410 and 420.
  • the first duct hole 116aa is provided in a plurality of the first duct cover 116a along the vertical direction, and may be provided at a lower position than the shelf 23 or at a higher position than the shelf 23 According to this, the relative heights of the first connection part 410 and the second connection part 420 may be changed.
  • the second connection part 420 is at a higher position than the first connection part 410. Can be provided.
  • the second connection part 420 is lower than the first connection part 410 as shown in FIGS. 9C and 9D. Can be provided on site.
  • the first and second connecting portions 410 and 420 may have any shape as long as they include an opening so that each of the cold air inlet 150 and the first duct hole 116aa can communicate with each other. That is, the first connection part 410 includes openings 404 and 405 in communication with the cold air inlet 150, and the second connection part 420 has an opening (not shown) in communication with the first duct hole 116aa. Can include.
  • the body 430 connecting the first and second connecting portions 410 and 420 is similarly opened so that each of one side and the other side communicates with each of the first and second connecting portions 410 and 420. It can be made in any shape as long as it includes (not shown).
  • FIG. 10 is a view showing a shelf of a refrigerator according to another embodiment of the present invention
  • FIG. 11 is a view showing a cold storage pack coupled to the shelf of FIG. 10
  • FIG. 12 is a cold storage pack coupled to the shelf of FIG. 10 It is a figure showing the cross section of.
  • the shelf 53 of the refrigerator of FIGS. 10 and 11 is the same as the shelf 23 described above, except that a flow path guide is not formed on the top plate 101, and the cold storage pack 210 is It is the same as the above-described cold storage pack 200 except that the moving guide 255 is formed on one side of the sealing material 220 facing the top plate 101.
  • a movement guide 255 for guiding the movement of cold air is provided, and the cold air introduced through the cold air inlet 150 of the shelf moves along the movement guide 255 and inside the sealing material 220
  • the filled cold storage material 210 is cooled. That is, the cold air introduced into the shelf 53 through the cold air inlet 150 may move along the moving guide 255 formed on one side of the sealing material 220 to cool the cold storage material 210. .
  • the movement guide 255 may have a shape similar to the flow guide 160 described above. That is, the movement guide 255 may include a'M'-shaped concave groove 256 and first and second guide members 257 and 258 provided to protrude on the concave groove 256. .
  • the first guide member 257 is provided between the cold air inlet 150 and the first cold air outlet 171
  • the second guide member 258 is provided between the cold air inlet 150 and the second cold air outlet 172 Can be.
  • the cold air introduced into the interior of the shelf 53 moves along the concave groove 256 and is guided by the first and second guide members 257 and 258 to the first and second cold air outlets 171 , 172) can be discharged respectively.
  • FIG. 12 is a view showing a storage container and a heat insulation case of a refrigerator according to another embodiment of the present invention.
  • the refrigerator of FIG. 12 is the same as the configuration of the refrigerator described above, except that the refrigerator and the storage cooling pack do not include a shelf and a heat storage pack, and a description of the same configuration will be omitted.
  • the heat insulating case 500 is a case that covers the storage container 25, and the front surface 501 is opened to allow the storage container 25 to be inserted and withdrawn through the front surface.
  • the insulating case 500 includes an upper plate 510, a lower plate 512, first and second side plates 514 and 516, and a rear plate (not shown).
  • the upper plate 510 includes a cooling unit 530 and a storage cooling unit 550 positioned below the cooling unit 530.
  • a cooling flow path including a guide unit 532 for guiding the movement of cold air is provided inside the cooling unit 530, and an inlet hole 534 into which cool air is introduced and a discharge hole 535 through which cold air is discharged is provided on one side. Can be formed.
  • the cold storage unit 550 serves to seal the cold storage material so that the cold storage material is provided therein.
  • the cold air introduced into the cooling unit 530 along the inlet hole 534 may be discharged through the discharge hole 535 after cooling the cool storage material in the cooling unit 550.
  • the cooled regenerator may cool the surrounding by generating cool air around it, and in particular, it is possible to cool the storage container 25 located under the upper plate 510 of the heat insulating case 500.
  • the heat insulating case 500 is made of a material that blocks heat conduction, it is possible to transmit cold air generated from the cold storage material only in the direction of the storage container 25, thereby improving cooling efficiency.
  • a cold storage material may be provided inside at least one of the lower plate 512, the first and second side plates 514 and 516, or the rear plates 518 of the heat insulating case 500.
  • the cold air is transferred from the heat insulation case 500 to other plates other than the upper plate 510, so that the cold storage material is cooled in the other plate as well as the storage container ( The cooling effect of 25) can be improved.

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

Abstract

Un réfrigérateur selon la présente invention comprend : un compartiment de stockage; une étagère disposée dans le compartiment de stockage pour être alimentée en air froid; un bloc de stockage de froid couplé de façon détachable à l'étagère et formant un canal de refroidissement, à travers lequel l'air froid s'écoule, entre l'étagère et le bloc de stockage de froid; et un récipient de stockage comprenant un espace de réception pour recevoir des aliments à l'intérieur de celui-ci et prévu pour être recouvert par l'étagère à laquelle le bloc de stockage de froid est couplé.
PCT/KR2020/012455 2019-11-12 2020-09-16 Réfrigérateur WO2021096051A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0144105 2019-11-12
KR1020190144105A KR20210057397A (ko) 2019-11-12 2019-11-12 냉장고

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WO2021096051A1 true WO2021096051A1 (fr) 2021-05-20

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114576909A (zh) * 2022-03-31 2022-06-03 青岛海尔电冰箱有限公司 冰箱

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5722252A (en) * 1995-10-13 1998-03-03 Lg Electronics, Inc. Cooling air distribution apparatus for refrigerator
KR100597301B1 (ko) * 2004-11-05 2006-07-05 엘지전자 주식회사 냉장고용 야채함의 냉기공급장치
KR101697113B1 (ko) * 2010-09-06 2017-01-18 삼성전자주식회사 냉장고
JP2018044746A (ja) * 2016-09-16 2018-03-22 東芝ライフスタイル株式会社 冷蔵庫
KR101979396B1 (ko) * 2017-11-23 2019-05-16 (주)지아이엠텍 축냉제가 내장된 덕트를 구비하는 선반

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5722252A (en) * 1995-10-13 1998-03-03 Lg Electronics, Inc. Cooling air distribution apparatus for refrigerator
KR100597301B1 (ko) * 2004-11-05 2006-07-05 엘지전자 주식회사 냉장고용 야채함의 냉기공급장치
KR101697113B1 (ko) * 2010-09-06 2017-01-18 삼성전자주식회사 냉장고
JP2018044746A (ja) * 2016-09-16 2018-03-22 東芝ライフスタイル株式会社 冷蔵庫
KR101979396B1 (ko) * 2017-11-23 2019-05-16 (주)지아이엠텍 축냉제가 내장된 덕트를 구비하는 선반

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