WO2018174432A1 - 냉장고 - Google Patents
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- Publication number
- WO2018174432A1 WO2018174432A1 PCT/KR2018/002675 KR2018002675W WO2018174432A1 WO 2018174432 A1 WO2018174432 A1 WO 2018174432A1 KR 2018002675 W KR2018002675 W KR 2018002675W WO 2018174432 A1 WO2018174432 A1 WO 2018174432A1
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- WO
- WIPO (PCT)
- Prior art keywords
- discharge hole
- storage
- storage member
- fan
- cooling
- Prior art date
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Classifications
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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
- 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
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
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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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
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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
- F25D15/00—Devices not covered by group F25D11/00 or F25D13/00, e.g. non-self-contained movable devices
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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
- 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
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
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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
- F25D23/00—General constructional features
- F25D23/006—General constructional features for mounting refrigerating machinery components
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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
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/024—Slidable shelves
- F25D25/025—Drawers
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2321/00—Details of machines, plants or systems, using electric or magnetic effects
- F25B2321/02—Details of machines, plants or systems, using electric or magnetic effects using Peltier effects; using Nernst-Ettinghausen effects
- F25B2321/023—Mounting details thereof
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2321/00—Details of machines, plants or systems, using electric or magnetic effects
- F25B2321/02—Details of machines, plants or systems, using electric or magnetic effects using Peltier effects; using Nernst-Ettinghausen effects
- F25B2321/025—Removal of heat
- F25B2321/0251—Removal of heat by a gas
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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
- F25D23/00—General constructional features
- F25D23/003—General constructional features for cooling refrigerating machinery
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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
- 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
- F25D2317/066—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 the air supply
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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
- 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
- F25D2317/066—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 the air supply
- F25D2317/0661—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 the air supply from the bottom
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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
- 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
- F25D2317/066—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 the air supply
- F25D2317/0665—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 the air supply from the top
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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
- 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
- F25D2317/0671—Inlet ducts
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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
- 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
- F25D2317/0672—Outlet ducts
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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
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/002—Details for cooling refrigerating machinery
- F25D2323/0026—Details for cooling refrigerating machinery characterised by the incoming air flow
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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
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/002—Details for cooling refrigerating machinery
- F25D2323/0027—Details for cooling refrigerating machinery characterised by the out-flowing air
- F25D2323/00274—Details for cooling refrigerating machinery characterised by the out-flowing air from the front bottom
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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
- F25D2500/00—Problems to be solved
- F25D2500/02—Geometry problems
Definitions
- the present invention relates to a refrigerator, and more particularly to a refrigerator in which a storage compartment is cooled by a thermoelectric module.
- a refrigerator is a device that prevents decay and deterioration by chilling food or medicine or keeping it at a low temperature.
- the refrigerator includes a storage compartment for storing food, medicine, and the like, and a cooling device for cooling the storage compartment.
- cooling device may be a refrigeration cycle device including a compressor, a condenser, an expansion device, and an evaporator.
- cooling device may be a thermoelectric module (TEM) using a phenomenon in which a temperature difference occurs between two cross-sections of different metals when different metals are combined and current flows.
- TEM thermoelectric module
- the refrigeration cycle apparatus has a higher efficiency than the thermoelectric module, but has a disadvantage in that noise is large when the compressor is driven.
- thermoelectric module has a lower efficiency than the refrigeration cycle device, but has a low noise advantage, and may be used for a CPU cooling device, a temperature control seat of a vehicle, a small refrigerator, and the like.
- KR 1999-0017197 U published on May 25, 1999
- KR 2000-0015921 U published on August 16, 2000
- One problem to be solved by the present invention is to provide a refrigerator with improved refrigeration performance by forced convection of cold air.
- Another object of the present invention is to provide a refrigerator having a smooth air circulation in a storage compartment and a uniform temperature distribution in the storage compartment.
- Another object of the present invention is to provide a refrigerator having a low height and compactness.
- Refrigerator the inner case in which the storage compartment is formed;
- a thermoelectric module cooling the storage compartment and including a thermoelectric element and a cooling sink;
- a fan cover covering the fan and having an upper discharge hole, a lower discharge hole, and an inner suction hole formed between the upper discharge hole and the lower discharge hole;
- a first storage member disposed in the storage chamber;
- a second storage member disposed above the first storage member to be spaced apart from the first storage member. At least a portion of each of the inner suction hole and the lower discharge hole may face between the first and second storage members, and at least a portion of the upper discharge hole may face between the upper surface of the storage chamber and the second storage member.
- the separation distance between the first and second storage members may be longer than a distance between the upper surface of the storage compartment and the second storage member.
- the vertical height of the first storage member may be higher than the vertical height of the second storage member.
- the inner suction hole may be formed closer to the lower discharge hole than the upper discharge hole.
- the lower end of the lower discharge hole may be located above the rear side of the first storage member.
- the inner suction hole may not overlap with each of the first and second storage members in a horizontal direction.
- a portion of the upper discharge hole may overlap the second housing member in a horizontal direction.
- An upper end of the upper discharge hole may be positioned above the rear side of the second storage member.
- the height difference between the upper end of the upper discharge hole and the upper end of the second storage member may be equal to the height difference between the lower end of the lower discharge hole and the upper end of the first storage member.
- At least a portion of the rear surface of the second storage member facing the upper discharge hole may be formed to be inclined upward.
- the front and rear lengths of the first storage members may be longer than the front and rear lengths of the second storage members.
- the separation distance between the second storage member and the back of the storage compartment may be longer than the separation distance between the first storage member and the back of the storage compartment.
- the sum of the areas of the upper discharge hole and the lower discharge hole may be 1.3 times or more and 1.5 times or less of the area of the inner suction hole.
- a refrigerator includes a main body having an inner case in which a storage compartment is formed and having a height of 400 mm or more and 700 mm or less; A thermoelectric module cooling the storage compartment and including a thermoelectric element and a cooling sink; A fan circulating air exchanged with the cooling sink to the storage compartment; A fan cover covering the fan and having an upper discharge hole, a lower discharge hole, and an inner suction hole formed between the upper discharge hole and the lower discharge hole; A first storage member disposed in the storage chamber; And a second storage member disposed above the first storage member to be spaced apart from the first storage member. At least a portion of each of the inner suction hole and the lower discharge hole may face between the first and second storage members, and at least a portion of the upper discharge hole may face between the upper surface of the storage chamber and the second storage member. Can be.
- the inner suction hole may be formed closer to the lower discharge hole than the upper discharge hole.
- a portion of the upper discharge hole overlaps the second storage member in a horizontal direction, and at least a portion of a rear surface of the second storage member facing the upper discharge hole may be inclined upward.
- the cooling fan may improve the refrigerating performance of the refrigerator by generating forced convection in which the air in the storage compartment is cooled in the cooling sink of the thermoelectric module and discharged back to the storage compartment.
- the inner suction hole and the lower discharge hole are configured not to face the storage member in the horizontal direction, so that the air circulation in the storage compartment can be smoothed, thereby further improving the refrigerating performance of the refrigerator.
- a horizontal separation distance between the second storage member and the inner suction hole may be secured to smoothly maintain the air circulation in the storage compartment.
- a portion of the upper discharge hole overlaps with the second storage member in the horizontal direction so that the height of the storage compartment may be reduced while maintaining a smooth air circulation of the storage compartment.
- FIG. 1 is a perspective view showing the appearance of a refrigerator according to an embodiment of the present invention.
- FIG. 2 is an exploded perspective view of a main body, a door, and a receiving member of a refrigerator according to an embodiment of the present invention.
- FIG 3 is an exploded perspective view of a main body of a refrigerator according to an embodiment of the present invention.
- Figure 4 is a perspective view showing the back of the inner case according to an embodiment of the present invention.
- thermoelectric module 5 is a perspective view illustrating a thermoelectric module and a heat dissipation fan according to an embodiment of the present invention.
- thermoelectric module 6 is an exploded perspective view of the thermoelectric module and the heat dissipation fan shown in FIG. 5.
- FIG. 7 is an exploded perspective view of the thermoelectric module and the heat dissipation fan illustrated in FIG. 5 as viewed from different directions.
- thermoelectric module 8 is a cross-sectional view showing a thermoelectric module and a heat dissipation fan according to an embodiment of the present invention.
- FIG. 9 is a perspective view of a fixing pin according to an embodiment of the present invention.
- thermoelectric module 10 is a side view for explaining a configuration in which the thermoelectric module and the heat dissipation fan are fixed by the fixing pin.
- thermoelectric module 11 is a plan view illustrating a configuration in which a thermoelectric module and a heat dissipation fan are fixed by a fixing pin.
- thermoelectric module 12 is a front view of a thermoelectric module according to an embodiment of the present invention.
- thermoelectric module 13 is a view for explaining a configuration in which the thermoelectric module according to an embodiment of the present invention is mounted on the thermoelectric module holder.
- thermoelectric module 14 is a cutaway perspective view of the thermoelectric module according to an exemplary embodiment of the present disclosure mounted on the inner case and the thermoelectric module holder.
- FIG. 15 is a perspective view showing a cooling fan according to an embodiment of the present invention.
- FIG. 16 is a cross-sectional view of A-A of the refrigerator shown in FIG. 1.
- FIG. 17 is an enlarged cross-sectional view of a periphery of a thermoelectric module of the refrigerator illustrated in FIG. 16.
- FIG. 18 is a cross-sectional view taken along line B-B of the refrigerator shown in FIG. 1.
- FIG. 19 is a view illustrating a housing member and a fan cover removed from the refrigerator illustrated in FIG. 18.
- FIG. 20 is a cross-sectional view of a refrigerator according to another embodiment of the present invention.
- FIG. 1 is a perspective view showing the appearance of a refrigerator according to an embodiment of the present invention
- Figure 2 is an exploded perspective view of the main body, the door and the receiving member of the refrigerator according to an embodiment of the present invention
- Figure 3 4 is an exploded perspective view of a main body of a refrigerator according to an embodiment of the present invention
- FIG. 4 is a perspective view showing a rear surface of an inner case according to an embodiment of the present invention.
- the side table refrigerator may also function as a side table in addition to the food storage function. Unlike common refrigerators, which are often provided in kitchens, side table refrigerators can be used by the bedroom bed. Therefore, for the convenience of the user, the height of the side table refrigerator is preferably similar to that of the bed, and the height may be lower than that of the general refrigerator and compactly formed.
- the refrigerator cools the main body 1 in which the storage compartment S is formed, the door 2 opening and closing the storage compartment S, and the storage compartment S. It may include a thermoelectric module (3).
- the main body 1 may be formed in a box shape.
- the height of the main body 1 is preferably 400mm or more and 700mm or less so that it can be utilized as a side table. That is, the height of the refrigerator may be 400 mm or more and 700 mm or less.
- the upper surface of the main body 1 may be horizontal, and the user may utilize the upper surface of the main body 1 as a side table.
- the main body 1 may be composed of a combination of a plurality of members.
- the main body 1 may include an inner case 10, cabinets 12 and 13 and 14, a cabinet bottom 15, a drain pipe 16, and a tray 17.
- the main body 1 may further include a PCB cover 18 and a heat dissipation cover 8.
- Inner case 10 may be provided with a storage compartment (S).
- the storage chamber S may be formed in the inner case 10.
- One surface of the inner case 10 may be opened, and the opened one surface may be opened and closed by the door 2.
- the front surface of the inner case 10 may be opened.
- thermoelectric module mounting portion 10a may be formed on the rear surface of the inner case 10.
- the thermoelectric module mounting portion 10a may be formed by protruding a part of the rear surface of the inner case 10 to the rear.
- the thermoelectric module mounting portion 10a may be formed closer to the top surface than the bottom surface of the inner case 10.
- a cooling passage S1 (see FIG. 16) may be provided inside the thermoelectric module mounting unit 10a.
- the cooling flow path S1 is an internal space of the thermoelectric module mounting part 10a and may be in communication with the storage chamber S.
- thermoelectric module mounting hole 10b may be formed in the thermoelectric module mounting portion 10a. At least a part of the cooling sink 32 described later of the thermoelectric module 3 may be disposed in the cooling channel S1.
- the cabinets 12, 13 and 14 may constitute an appearance of the refrigerator.
- the cabinets 12, 13, 14 may be arranged to surround the outside of the inner case 10.
- the cabinets 12, 13, 14 may be disposed to be spaced apart from the inner case 10, and a foam material may be inserted between the cabinets 12, 13, 14 and the inner case 10.
- the cabinet 12, 13, 14 may be formed by combining a plurality of members.
- the cabinets 12, 13, 14 may include an outer cabinet 12, a top cover 13, and a back plate 14.
- the outer cabinet 12 may be disposed outside the inner case 10.
- the outer cabinet 12 may be located on the left side, right side, and bottom side of the inner case 10.
- the positional relationship between the outer cabinet 12 and the inner case 10 may vary as necessary.
- the outer cabinet 12 may be disposed to cover the left side, the right side, and the bottom of the inner case 10.
- the outer cabinet 12 may be spaced apart from the inner case 10.
- the outer cabinet 12 may constitute a left side, a right side, and a bottom side of the refrigerator.
- the outer cabinet 12 may be composed of a plurality of members.
- the outer cabinet 12 may include a base forming the bottom appearance of the refrigerator, a left cover disposed on the upper left side of the base, and a right cover disposed on the upper right side of the base.
- at least one material of the base, the left cover, and the right cover may be different.
- the base may be formed of a synthetic resin material
- the left plate and the right plate may be formed of a metal material such as steel or aluminum.
- the outer cabinet 12 may be composed of one member, and in this case, the outer cabinet 12 may constitute a lower plate bent or bent, a left plate, and a right plate.
- the outer cabinet 12 may be formed of a metal material such as steel or aluminum.
- the top cover 13 may be disposed above the inner case 10.
- the top cover 13 may constitute an upper surface of the refrigerator.
- the user may utilize the upper surface of the top cover 13 as a side table.
- the top cover 13 may be manufactured in a plate shape, and the top cover 13 may be formed of a wood material. As a result, the appearance of the refrigerator may be more refined. In addition, since the wood material is used for general side table, the user may feel more intuitively the side table use of the refrigerator.
- the top cover 13 may be disposed to cover the top surface of the inner case 10. At least a portion of the top cover 13 may be disposed to be spaced apart from the inner case 10.
- the top surface of the top cover 13 may be disposed to coincide with the top of the outer cabinet 12.
- the left and right widths of the top cover 13 may be the same as the left and right inner widths of the outer cabinet 12.
- the left side and the right side of the top cover 13 may be disposed in contact with the inner surface of the outer cabinet 12.
- the back plate 14 may be disposed vertically.
- the back plate 14 may be disposed at a position behind the top cover 13 while being behind the inner case 10.
- the back plate 14 may be disposed to face the back surface of the inner case 10 in the front-rear direction.
- the back plate 14 may be disposed to contact the inner case 10.
- the back plate 14 may be disposed to be close to the thermoelectric module mounting portion 10a of the inner case 10.
- the through plate 14a may be formed in the back plate 14.
- the through hole 14a may be formed at a position corresponding to the thermoelectric module mounting hole 10b of the inner case 10.
- the size of the through hole 14a may be greater than or equal to the size of the thermoelectric module mounting hole 10b of the inner case 10.
- the cabinet bottom 15 may be located under the inner case 10.
- the cabinet bottom 15 can support the inner case 10 from below.
- the cabinet bottom 15 may be disposed between the outer bottom surface of the inner case 10 and the inner bottom surface of the outer cabinet 12.
- the cabinet bottom 15 may space the inner case 10 from the inner bottom surface of the outer cabinet 12.
- the cabinet bottom 15 may form a lower heat dissipation flow path 92 (see FIG. 16) together with an inner surface of the outer cabinet 12.
- the drain pipe 16 may communicate with the storage chamber S.
- the drain pipe 16 may be connected to the lower part of the inner case 10, and may discharge water generated by defrosting in the inner case 10.
- the tray 17 may be located below the drain pipe 16 and may receive water dropped from the drain pipe 16.
- the tray 17 may be disposed between the cabinet bottom 15 and the outer cabinet 12.
- the tray 17 may be located in the lower heat dissipation path 92 (see FIG. 16) to be described later, and water received in the tray 17 may be evaporated by the hot air guided to the lower heat dissipation path 92. Due to the above configuration, there is an advantage that the water in the tray 17 does not have to be emptied frequently.
- the heat dissipation cover 8 may be disposed at the rear of the back plate 14, and may be disposed to face the back plate 14 in the front-rear direction.
- the heat dissipation cover 8 may be disposed to be spaced apart from the back plate 14.
- the upper end of the heat dissipation cover 8 may be spaced apart from the top cover 13. That is, the height of the heat dissipation cover 8 may be formed lower than the outer cabinet 12. In this case, the PCB cover 18 to be described later may be exposed to the rear of the main body 1.
- the present invention is not limited thereto, and an upper end of the heat dissipation cover 8 may be disposed to contact the top cover 13.
- the PCB cover 18 may be located in front of the heat dissipation cover 8 and may not be exposed to the rear of the main body 1.
- the air inlet 8a may be formed in the heat dissipation cover 8.
- the outside air intake port 8a may be formed at a position corresponding to the thermoelectric module mounting hole 10b of the inner case 10 and the through hole 14b of the back plate 14.
- the outside air inlet 8a may face the heat radiating fan 5 to be described later in the front-rear direction.
- An intake grill (not shown) may be mounted to the outside air intake port 8a.
- the heat dissipation cover 8 may form a rear heat dissipation passage 91 (see FIG. 16) together with the back plate 14.
- the rear heat dissipation flow path 91 may be located between the front surface of the heat dissipation cover 8 and the rear surface of the back plate 14.
- air outside the refrigerator When driving the heat radiating fan 5 to be described later, air outside the refrigerator may be sucked into the refrigerator through the outside air intake port 8a.
- the air sucked into the outside air intake port 8a may be heated by heat exchange in the heat sink 33 and guided to the rear heat dissipation flow path 91. This will be described in detail later.
- the PCB cover 18 may cover the controller 18a.
- the controller 18a may include an electronic component such as a PCB substrate.
- the controller 18a may receive and store measured values of each sensor provided in the refrigerator.
- the controller 18a may control the thermoelectric module 3, the cooling fan 4, and the heat radiating fan 5.
- the controller 18a may further control additional components as necessary.
- the PCB cover 18 may be disposed above or in front of the heat dissipation cover 8.
- the PCB cover 18 may cover the rear and / or the upper side of the controller 18a.
- the PCB cover 18 may be disposed under the top cover 13 and may be disposed behind the inner case 10. In addition, the PCB cover 18 may be located above the heat sink 33 and / or the heat radiating fan 5 of the thermoelectric module 3 to be described later.
- the PCB cover 18 may cover the rear of the controller 18a.
- the controller 18a can be prevented from being exposed to the rear of the main body 1.
- the door 2 can open and close the storage compartment (S).
- the door 2 may be combined with the main body 1, and the coupling manner and number thereof are not limited.
- the door 2 may be a single one-way door or a plurality of two-way doors that can be opened and closed by hinges.
- the case where the door 2 is a drawer-type door slidably connected in the front-rear direction from the main body 1 will be described as an example.
- the door 2 may be coupled to the front surface of the main body 1.
- the door 2 may cover the open front surface of the inner case 10, thereby opening and closing the storage compartment S.
- the door 2 may be formed of a wood material, but is not limited thereto.
- the vertical height of the door 2 may be lower than the height of the outer cabinet 12.
- the lower end of the door 2 may be arranged to be spaced apart from the inner bottom of the outer cabinet 12.
- a heat dissipation passage outlet 90 communicating with the lower heat dissipation passage 92 may be formed.
- the door 2 may be coupled to the main body 1 in a sliding manner.
- the door 2 may be provided with a pair of sliding members 20, and the sliding member 20 may be fastened and slidably coupled to the pair of sliding rails 19 provided in the storage chamber S. As a result, the door 2 may slide back and forth while maintaining a state facing the open front of the inner case 10.
- the sliding rail 19 may be provided on the left inner surface and the right inner surface of the inner case 10.
- the sliding rail 19 may be provided at a position closer to the bottom surface than the upper surface of the inner case 10.
- the user can open the storage compartment S by pulling the door 1 and close the storage compartment S by pushing the door 2.
- the refrigerator may include at least one storage member (6) (7) disposed in the storage compartment (S).
- the kind of the accommodating members 6 and 7 is not limited.
- the receiving members 6 and 7 can be shelves or drawers.
- a description will be given based on the case where the housing members 6 and 7 are drawers.
- Foods may be placed or stored in the receiving members 6 and 7.
- Each housing member 6 and 7 may be configured to be slidable in the front-rear direction. At least one pair of accommodating member rails corresponding to the number of accommodating members 6 and 7 may be provided on the left inner side and the right inner side of the inner case 10, and each accommodating member 6 and 7 may be disposed in the accommodating member. It can be slidably fastened with the member rail.
- the receiving members 6 and 7 may be configured to move together with the door 2.
- the receiving members 6 and 7 may be detachably coupled by the door 2 and the magnet. In this case, when the user pulls the door 2 to open the storage chamber S, the storage members 6 and 7 may be moved forward along the door 2. It is also possible that the receiving members 6 and 7 are configured to be moved independently without moving with the door 2.
- the accommodation members 6 and 7 may be arranged horizontally in the storage chamber S.
- the upper surface of the receiving members 6 and 7 may be opened, and food and beverage may be stored inside the receiving members 6 and 7.
- the accommodating members 6 and 7 may include a first accommodating member 6 and a second accommodating member 7.
- the first storage member 6 may be disposed below the second storage member 7.
- the longitudinal lengths of the first and second receiving members 6 and 7 may be the same or different.
- the vertical heights of the first and second housing members 6 and 7 may be the same or different.
- thermoelectric module 3 may cool the storage chamber (S).
- the thermoelectric module 3 may maintain the temperature of the storage chamber S by utilizing the Peltier effect.
- thermoelectric module 3 may be disposed in front of the heat dissipation cover 8.
- the thermoelectric module 3 may include a thermoelectric element 31 (see FIG. 6), a cooling sink 32 (see FIG. 6), and a heat sink 33 (see FIG. 6).
- the thermoelectric element 31 may include a low temperature portion and a high temperature portion, and the low temperature portion and the high temperature portion may be determined according to a direction of a voltage applied to the thermoelectric element 31. In addition, the temperature difference between the low temperature part and the high temperature part may be determined according to the voltage applied to the thermoelectric element 31.
- thermoelectric element 31 may be disposed between the cooling sink 32 and the heat sink 33 and may be in contact with each of the cooling sink 32 and the heat sink 33.
- the low temperature portion of the thermoelectric element 31 may contact the cooling sink 32, and the high temperature portion of the thermoelectric element 31 may contact the heat sink 33.
- thermoelectric module 3 The detailed configuration of the thermoelectric module 3 will be described later in detail.
- the refrigerator may further include a cooling fan 4 circulating air to the cooling sink 32 and the storage room S of the thermoelectric module 3.
- the refrigerator may further include a heat radiating fan 5 for flowing outside air to the heat sink 33 of the thermoelectric module 3.
- the cooling fan 4 may be disposed at the front of the thermoelectric module 3, and the heat radiating fan 5 may be disposed at the rear of the thermoelectric module 3.
- the cooling fan 4 may be disposed to face the cooling sink 32 in the front and rear direction, and the heat radiating fan 5 may be disposed to face the heat sink 33 in the front and rear direction.
- the cooling fan 4 may be disposed inside the inner case 10.
- the cooling fan 4 may flow the air of the storage compartment S into the cooling passage S1 (see FIG. 16), and the low-temperature air that is heat-exchanged with the cooling sink 32 disposed in the cooling passage S1 is stored again. Flow to (S) can keep the temperature in the storage chamber (S) low.
- the heat radiating fan 5 may suck the outside air through the outside air inlet 8a formed in the heat radiating cover 8.
- the air sucked by the heat dissipation fan 5 may exchange heat with the heat sink 33 positioned between the back plate 14 and the heat dissipation cover 8 and heat dissipate the heat sink 33.
- the hot air heat-exchanged with the heat sink 33 is sequentially guided to the rear heat dissipation passage 91 (see FIG. 16) and the lower heat dissipation passage 92 (see FIG. 16), and the heat dissipation passage outlet 90 positioned under the door 2 is provided. Can be taken out.
- the heat radiating fan 5 may be formed to have a size corresponding to the outside air inlet 8a formed in the heat radiating cover 8.
- the heat radiating fan 5 may be disposed to face the outside air intake port 8a.
- FIG. 5 is a perspective view of a thermoelectric module and a heat dissipation fan according to an embodiment of the present invention
- Figure 6 is an exploded perspective view of the thermoelectric module and the heat dissipation fan shown in Figure 5
- Figure 7 is a thermoelectric module shown in Figure 5 And an exploded perspective view of the heat dissipation fan from another direction
- FIG. 8 is a cross-sectional view of a thermoelectric module and a heat dissipation fan according to an embodiment of the present invention
- FIG. 9 is a perspective view of a fixing pin according to an embodiment of the present invention.
- 10 is a side view for explaining a configuration in which a thermoelectric module and a heat dissipation fan are fixed by a fixing pin
- thermoelectric module 11 is a plan view for explaining a configuration in which the thermoelectric module and a heat dissipation fan are fixed by a fixing pin.
- 13 is a front view of a thermoelectric module according to an embodiment of the present invention
- FIG. 13 is a view for explaining a configuration in which a thermoelectric module is mounted on a thermoelectric module holder according to an embodiment of the present invention
- FIG. 14 is an embodiment of the present invention.
- Thermoelectric module according to the example When fitted to the inner case, and the thermoelectric module the holder is a perspective view of the incision.
- thermoelectric module 3 and the heat radiating fan 5 will be described with reference to FIGS. 5 to 14.
- the thermoelectric module 3 may maintain the temperature of the storage chamber S by utilizing the Peltier effect.
- the thermoelectric module 3 includes a thermoelectric element 31, a cooling sink 32, and a heat sink 33.
- thermoelectric element 31 may be disposed between the cooling sink 32 and the heat sink 33 and may be in contact with each of the cooling sink 32 and the heat sink 33.
- the low temperature portion of the thermoelectric element 31 may contact the cooling sink 32, and the high temperature portion of the thermoelectric element 32 may contact the heat sink 33.
- thermoelectric element 31 may be provided with a fuse 35, and when an overvoltage is applied to the thermoelectric element, the fuse 35 may block a voltage applied to the thermoelectric element 31.
- the cooling sink 32 may be a cooling heat exchanger connected to a low temperature portion of the thermoelectric element 31, and may cool the storage compartment S.
- the heat sink 33 may be a heat exchanger connected to a high temperature portion of the thermoelectric element 31, and may radiate heat absorbed by the cooling sink 33.
- the thermoelectric module 3 may be disposed in front of the heat dissipation cover 8.
- the cooling sink 32 may be disposed closer to the inner case 10 than the heat sink 33.
- the cooling sink 32 may be disposed in front of the thermoelectric element 31.
- the cooling sink 32 may be kept at a low temperature in contact with the low temperature portion of the thermoelectric element 31.
- the heat sink 33 may be disposed closer to the heat dissipation cover 8 to be described later than the cooling sink 32.
- the heat sink 33 may be maintained at a high temperature in contact with the high temperature portion of the thermoelectric element 31.
- the heat sink 33 may be disposed below the control unit 18a to be described later.
- thermoelectric module 3 may be disposed such that any one of the thermoelectric element 31, the cooling sink 32, and the heat sink 33 penetrates the through hole 14a.
- the thermoelectric module 3 may be disposed such that the heat sink 33 penetrates the through hole 14a.
- the thermoelectric element 31 and the cooling sink 32 may be located in front of the through hole 14a, and part of the heat sink 33 may be located behind the through hole 14a.
- the cooling sink 32 may include a cooling plate 32a and a cooling fin 32b.
- the cooling plate 32a may be disposed to contact the thermoelectric element 31. A part of the cooling plate 32a may be inserted into the heat receiving element receiving hole formed in the heat insulating member 37 to contact the thermoelectric element 31.
- the cooling plate 32a may be located between the cooling fin 32b and the thermoelectric element 31, and the cooling plate 32a may be in contact with the low temperature portion of the thermoelectric element 31 to heat the cooling fin 32b. Can be delivered to the low temperature portion of 31).
- the cooling plate 32a may be formed of a material having high thermal conductivity.
- the cooling plate 32a may be located in the thermoelectric module mounting hole 10b of the inner case 10.
- the cooling plate 32a may be formed to have a size that blocks the thermoelectric module mounting hole 10b of the inner case 10.
- the cooling fin 32b may be disposed to contact the cooling plate 32a.
- the cooling fin 32b may be formed to protrude from one surface of the cooling plate 32a.
- the cooling fin 32b may be located in front of the cooling plate 32a. At least a portion of the cooling fin 32b may be located in the cooling channel S1 in the thermoelectric module mounting unit 10a, and may cool the air by exchanging heat with the air in the cooling channel S1.
- the cooling fin 32b may have a plurality of fins to increase the heat exchange area with air.
- the cooling fin 32b may be formed to guide air in a vertical direction.
- Each of the plurality of fins constituting the cooling fin 33b may be configured as a vertical plate having a left side and a right side and longly arranged in a vertical direction.
- the cooling fin 32b may be disposed to be positioned between the fan 42 of the cooling fan 4 and the thermoelectric element 31.
- the cooling fins 32b may serve as upper discharge holes for the air blown from the fan 42 of the cooling fan 4. 45 and the lower discharge hole 46 can be guided.
- the air blown by the fan 42 of the cooling fan 4 may be guided to the cooling fin 32b and distributed up and down.
- the heat sink 33 may include a heat dissipation plate 33a, a heat dissipation pipe 33b, and a heat dissipation fin 33c.
- the heat dissipation plate 33a may be disposed to contact the thermoelectric element 31. A portion of the heat dissipation plate 33a may be inserted into the element mounting hole formed in the heat insulating member 37 to contact the thermoelectric element 31. The heat dissipation plate 33a may be in contact with the high temperature portion of the thermoelectric element 31 to conduct heat to the heat dissipation pipe 33b and the heat dissipation fin 33c.
- the heat dissipation plate 33a may be formed of a material having high thermal conductivity.
- At least one of the heat dissipation plate 33a and the heat dissipation fin 33c may be disposed in the through hole 14a of the back plate 14.
- the heat dissipation pipe 33b may be a heat pipe in which a heat transfer fluid is embedded. A part of the heat dissipation pipe 33b may be disposed through the heat dissipation plate 33a, and the other part may be disposed through the heat dissipation fin 33c.
- the portion of the heat dissipation pipe 33b that penetrates the heat dissipation plate 33a may evaporate the heat transfer fluid inside the heat dissipation pipe 33b, and the heat transfer fluid may be condensed at the portion contacting the heat dissipation fin 33c.
- the heat transfer fluid circulates in the heat dissipation pipe 33b by the density difference and / or gravity and can conduct heat of the heat dissipation plate 33a to the heat dissipation fin 33c.
- the heat dissipation fin 33c may be in contact with at least one of the heat dissipation plate 33a and the heat dissipation pipe 33b, spaced apart from the heat dissipation plate 33a, and connected to the heat dissipation plate 33a through the heat dissipation pipe 33b. It is also possible. When the heat dissipation fin 33a is disposed in contact with the heat dissipation plate 33a, the heat dissipation pipe 33b may be omitted.
- the heat dissipation fin 33c may include a plurality of fins disposed perpendicular to the heat dissipation pipe 33b.
- the heat dissipation fin 33c may guide the air blown from the heat dissipation fan 5, and the air guide direction of the heat dissipation fin 33c may be different from the air guide direction of the cooling fin 32b.
- the heat radiation fin 33c may guide the air in the left and right directions.
- the heat dissipation fin 33c may be formed to guide the air in a horizontal direction (especially, the left and right directions in the front-rear direction and the left-right direction), and each of the plurality of fins constituting the heat dissipation fin 33c has an upper surface and a lower surface. It is preferable that it consists of a horizontal board arrange
- the heat dissipation fin 33c When the heat dissipation fin 33c is formed long in the vertical direction, there may be a lot of air flowing toward the controller 18a of the air guided by the heat dissipation fin 33c. On the other hand, when the heat radiation fin 33c is formed long in the horizontal direction as described above, the air flowing toward the control unit 18a of the air guided by the heat radiation fin 33c can be minimized.
- the heat dissipation plate 33a may be located between the heat dissipation fin 33c and the thermoelectric element 31, and the heat dissipation fin 33c may be located behind the heat dissipation plate 33a.
- the heat dissipation fin 33c may be located at the rear of the back plate 14.
- the heat dissipation fin 33c may be positioned between the back plate 14 and the heat dissipation cover 8, and may be heat-dissipated by heat exchange with external air sucked by the heat dissipation fan 5.
- thermoelectric module 3 may further include a module frame 34 and a heat insulating member 37.
- the module frame 34 may be box shaped.
- the module frame 34 may have a space in which the heat insulating member 37 and the thermoelectric element 31 are accommodated.
- the module frame 34 and the heat insulating member 37 may protect the thermoelectric element 31.
- the module frame 34 may be formed of a material capable of minimizing heat loss due to heat conduction.
- the module frame 34 may have a nonmetallic material such as plastic.
- the module frame 34 may prevent heat of the heat sink 33 from being conducted to the cooling sink 32.
- a gasket 36 may be provided on the front surface of the module frame 34.
- the gasket 36 may have an elastic material such as rubber or the like.
- the gasket 36 may be formed in a rectangular ring shape, but is not limited thereto.
- the gasket 36 may be a sealing member.
- the gasket 36 may be disposed to be in contact with the rear surface of the thermoelectric module mounting portion 10a and / or the circumference of the thermoelectric module mounting hole 10b.
- the gasket 36 may be disposed between the module frame 34 and the thermoelectric module mounting portion 10a to be compressed in the front-rear direction.
- the gasket 36 may prevent the cool air of the cooling flow path S1 in the thermoelectric module mounting part 10a from leaking into a gap between the thermoelectric module mounting hole 11b and the cooling sink 32.
- the module frame 34 may be provided with a fastening part 34a.
- the fastening part 34 may extend in an outward direction from at least a portion of the circumference of the module frame 34.
- the fastening part 34 may extend in an outward direction from the left and right surfaces of the module frame 34, respectively.
- the fastening portion 34a may include a boss 34b.
- a thread may be formed inside the boss 34b, and a fastening member such as a bolt may be fastened.
- the fastening member may be coupled to the fastening portion 34a of the module frame 34 by passing through the fastening hole 10c formed in the inner case 10 in the inner case 10, and more specifically, fastening. It may be coupled to the boss 34b of the portion 34a. As a result, the thermoelectric module 3 and the inner case 10 may be firmly fastened, and cold air in the inner case 10 may be prevented from leaking.
- the heat insulating member 37 may be disposed to surround the outer circumference of the thermoelectric element 31.
- the heat insulating member 37 may be disposed to surround the upper surface, the left surface, the lower surface, and the right surface of the thermoelectric element 31.
- the thermoelectric element 31 may be located in the heat insulating member 37.
- the heat insulating member 37 may be provided with a thermoelectric element accommodating hole opened in the front-rear direction, and the thermoelectric element 31 may be located in the thermoelectric element accommodating hole.
- the thickness in the front-rear direction of the heat insulating member 37 may be thicker than the thickness of the thermoelectric element 31.
- the heat insulating member 37 may prevent the heat from being conducted around the thermoelectric element 31 in the thermoelectric element 31, thereby increasing the efficiency of the thermoelectric element 31. That is, the circumference of the thermoelectric element 31 may be surrounded by the heat insulating member 37, and it is possible to minimize the heat transferred from the heat sink 33 to the cooling sink 32.
- the heat insulating member 37 may be disposed inside the module frame 34 together with the thermoelectric element 31, and may be protected by the module frame 34.
- the module frame 34 may be disposed to surround the outer circumference of the heat insulating member 37.
- the refrigerator may further include a thermoelectric module holder 11 for fixing the thermoelectric module 3 to the inner case 10 and / or the back plate 14.
- thermoelectric module holder 11 may couple the thermoelectric module 3 to the inner case 10 and / or the back plate 14.
- thermoelectric module holder 11 may be coupled by a thermoelectric module mounting portion 10a and / or the back plate 14 of the inner case 10 and a fastening member (not shown) such as a screw.
- thermoelectric module holder 11 may block the through hole 14a of the back plate 14 together with the thermoelectric module 3.
- the thermoelectric module holder 11 may be provided with a hollow portion 11a.
- the hollow part 11a may be formed by extending a portion of the thermoelectric module holder 11 forward.
- the module frame 34 may be inserted into and inserted into the hollow part 11a, and the hollow part 11a may wrap around the module frame 34.
- the front part of the thermoelectric module 3 may be located in front of the through hole 14a of the back plate 14, and the rear part of the thermoelectric module 3 may be located behind the through hole 14a of the back plate 14. .
- the thermoelectric module 3 may further include a sensor 39.
- the sensor 39 may be disposed in the cooling sink 32.
- the sensor 39 may be a temperature sensor or a defrost sensor.
- the heat dissipation fan 5 may be disposed at the rear of the thermoelectric module 3.
- the heat radiating fan 5 may be disposed to face the heat sink 33 at the rear of the heat sink 33, and blow external air to the heat sink 33.
- the heat radiating fan 5 may be disposed to face the outside air intake port 8a.
- the heat radiating fan 5 may include a fan 52 and a shroud 51 surrounding the outside of the fan 52.
- the fan 52 of the heat dissipation fan 5 may be an axial fan.
- the heat radiating fan 5 may be disposed to be spaced apart from the heat sink 33. Thereby, the flow resistance of the air blown by the heat radiating fan 5 can be minimized, and the heat exchange efficiency in the heat sink 33 can be increased.
- At least one fixing pin 53 may be provided at the heat radiating fan 5.
- the fixing pin 53 may be in contact with the heat sink 33, and may be fixed to the heat sink 33 while separating the heat radiating fan 5 from the heat sink 33.
- the fixing pin 53 may be formed of a material having low thermal conductivity such as rubber or silicon.
- the fixing pin 53 may include a head portion 53a, a body portion 53b, a fixing portion 53c, and an extension portion 53d.
- the head portion 53a may be in contact with the heat sink 33.
- the head portion 53a may be in contact with the heat dissipation pipe 33b and / or the heat dissipation fin 33c of the heat sink 33.
- the heat dissipation fin 33c may have a groove 33d formed in a portion where the heat pipe 33b is disposed.
- the groove 33d formed in the heat dissipation fin 33c may be formed long in the vertical direction.
- the head portion 53a of the fixing fin 53 may be inserted into the groove 33d of the heat dissipation fin 33c and disposed.
- the head portion 53a may have a larger diameter than the body portion 53b.
- the body portion 53b may be disposed in the heat radiating fan 5.
- the body portion 53b may be disposed in a fixing pin through hole formed in the shroud 53.
- the longitudinal length of the body portion 53b may be the same as the longitudinal thickness of the heat radiating fan 5.
- the body portion 53b may be located between the head portion 53a and the fixing portion 53c.
- the fixing part 53c may have a larger diameter than the body part 53b.
- the fixing part 53c may be fixed after the fixing pin 53 passes through the shroud 51 of the heat radiating fan 5.
- the fixing part 53c may be fixed to the back surface of the shroud 51.
- the extension part 53d may be formed to extend rearward from the fixing part 53c.
- the diameter of the extension part 53d may be smaller than or equal to the fixing part 53c.
- a thread or the like may be formed on the outer circumference of the extension portion 53d.
- the extension part 53d may be coupled to the heat dissipation cover 8 or penetrate the heat dissipation cover 8.
- the heat radiating fan 5 may suck outside air through the outside air inlet 8a formed in the heat radiating cover 8. The air sucked by the heat radiating fan 5 may radiate heat to the heat sink 33 while exchanging heat with the heat sink 33 located between the back plate 14 and the heat radiating cover 8.
- FIG. 15 is a perspective view showing a cooling fan according to an embodiment of the present invention.
- cooling fan 4 will be described in detail with reference to FIG. 15.
- the cooling fan 4 may be disposed in front of the thermoelectric module 3 and may be disposed to face the cooling sink 32.
- the cooling fan 4 may circulate air to the cooling passage S1 and the storage chamber S. Forced convection may be performed between the cooling passage S1 and the storage chamber S by the cooling fan 4.
- the cooling fan 4 may flow the air of the storage compartment S into the cooling passage S1, and the low-temperature air that is heat-exchanged with the cooling sink 32 disposed in the cooling passage S1 is returned to the storage compartment S. It can be flowed to keep the temperature in the storage chamber S low.
- the cooling fan 4 may include a fan cover 41 and a fan 42.
- the fan cover 41 may be disposed in the inner case 10.
- the fan cover 41 may be disposed vertically.
- the fan cover 41 may partition the storage compartment S and the cooling passage S1.
- the storage compartment S may be located at the front of the fan cover 41, and the cooling passage S1 may be located at the rear of the fan cover 41.
- An inner suction hole 44 and an inner discharge hole 45 and 46 may be formed in the fan cover 41.
- the number, size, and shape of the inner suction hole 44 and the inner discharge hole 45 and 46 may vary as necessary.
- the inner discharge holes 45 and 46 may include an upper discharge hole 45 and a lower discharge hole 46.
- the upper discharge hole 45 may be formed above the inner suction hole 44, and the lower discharge hole 46 may be formed below the inner suction hole 44. This configuration has the advantage that the temperature distribution in the storage chamber S can be made uniform.
- the area of the upper discharge hole 45 and the area of the lower discharge hole 46 may be the same.
- the distance G1 between the upper end 46a of the lower discharge hole 46 and the lower end 44b of the inner suction hole 44 is the upper end 45b of the upper discharge hole 45 and the upper end of the inner suction hole 44. It may be formed closer than the distance (G2) between (44a). That is, the inner suction hole 44 may be formed at a position closer to the lower discharge hole 46 than the upper discharge hole 45.
- Table 1 is a table showing experimental values obtained by measuring the temperature at the housing member according to the area ratio of the inner suction hole 44 and the inner discharge hole 45, 46.
- the area of the inner suction hole 44 may vary depending on the size of the fan 41, and the areas of the inner discharge holes 45 and 46 may be formed at a predetermined ratio with respect to the area of the inner suction hole 44.
- the area ratio of the inner suction hole 44 and the inner discharge hole 45, 46 is 1.3 or more.
- the area ratio between the inner suction hole 44 and the inner discharge hole 45 and 46 increases, the size of the fan cover increases, so that the inner suction hole 44 and the inner discharge hole 45 can be compacted.
- the area ratio of 46 is preferably 1.5 or less.
- the sum of the area of the upper discharge hole 45 and the lower discharge hole 46 is 1.3 times or more and 1.5 times or less of the area of the inner suction hole 44.
- the fan cover 41 may be provided with a fan housing 47.
- the fan accommodating part 47 may be formed by protruding a portion of the front surface of the fan cover 41 forward, and a fan accommodating space may be formed in the fan accommodating part 47.
- At least a part of the fan 42 may be disposed in a fan accommodation space formed in the fan accommodation portion 47.
- the inner suction hole 44 may be formed in the fan accommodating portion 47.
- the fan 42 may be disposed in the cooling channel S1 and may be disposed behind the fan cover 41.
- the fan cover 41 may cover the fan 42 from the front.
- the fan 42 may be disposed to face the inner suction hole 44.
- air in the storage compartment S may be sucked into the cooling flow path S1 through the inner suction hole 44 to be heat-exchanged with the cooling sink 32 of the thermoelectric module 3 to be cooled.
- the cooled air may be discharged to the storage chamber S through the inner discharge holes 45 and 46, whereby the temperature of the storage chamber S may be maintained at a low temperature.
- a part of the air cooled in the cooling sink 32 may be guided upward to be discharged to the storage chamber S through the upper discharge hole 45, and the other part may be guided downward to guide the lower discharge hole 46. May be discharged into the storage chamber (S).
- FIG. 16 is a cross-sectional view of AA of the refrigerator illustrated in FIG. 1
- FIG. 17 is an enlarged cross-sectional view of a thermoelectric module periphery of the refrigerator illustrated in FIG. 16
- FIG. 18 is a cross-sectional view of BB of the refrigerator illustrated in FIG. 1.
- 19 is a view illustrating a housing member and a fan cover removed from the refrigerator illustrated in FIG. 18.
- each of the inner suction hole 44 and the lower discharge hole 46 may face between the first storage member 6 and the second storage member 7.
- at least a portion of the upper discharge hole 45 may face between the upper surface of the storage chamber 10 and the second storage member 7.
- the lower end 46b of the lower discharge hole 46 may be positioned above the rear side of the first storage member 6. In more detail, the lower end 46b of the lower discharge hole 46 may be positioned behind the upper end 63 of the rear side of the first accommodating member 6.
- the rear surface 61 of the first storage member 6 may be disposed to face the lower side of the lower discharge hole 46 with respect to the horizontal direction, and the lower discharge hole 46 may have the first storage member 6 with respect to the horizontal direction. ) May not overlap. That is, the first storage member 6 may be disposed so as not to cover the lower discharge hole 46 in the horizontal direction.
- the flow of low-temperature air discharged into the lower discharge hole 46 may not be disturbed by the first storage member 6, so that air circulation in the storage chamber S may be smoothly performed.
- the food stored in the first storage member 6 can be kept at a low temperature.
- the lower discharge hole 46 and the first storage member 6 may be spaced apart from each other.
- the lower end 46b of the lower discharge hole 46 and the first storage member 6 are spaced apart by the first horizontal distance D1 in the horizontal direction, and at the same time, the first vertical distance H1 in the vertical direction. Can be spaced apart).
- the first horizontal separation distance D1 may mean a horizontal distance between the extension line extending vertically upward from the rear surface 61 of the first storage member 6 and the lower discharge hole 46.
- the first vertical separation distance H1 may mean a vertical distance between an extension line extending horizontally forward from the lower end 46b of the lower discharge hole 46 and the upper end 60 of the first storage member 6. have.
- the first horizontal separation distance D1 may mean a separation distance between the rear surface of the storage chamber S and the first storage member.
- the rear surface of the storage chamber S may be the front surface of the fan cover 41.
- the first vertical separation distance H1 may be a height difference between the lower end 46b of the lower discharge hole 46 and the upper end 60 of the first storage member 6.
- the first vertical separation distance H1 between the upper end 60 of the first accommodating member 6 and the lower end 46b of the lower discharge hole 46 is preferably 10 mm or more.
- the first horizontal separation distance D1 between the rear surface 61 of the first storage member 6 and the lower discharge hole 46 is preferably 5 mm or more.
- a portion of the upper discharge hole 45 may overlap the second storage member 7 in the horizontal direction.
- the upper portion of the upper discharge hole 45 may face between the upper end 70 of the second storage member 7 and the upper surface of the storage S, and the lower portion of the upper discharge hole 45 may The rear surface 71 of the second storage member 7 can be faced.
- the upper end 45a of the upper discharge hole 45 may be positioned behind the upper end 73 of the rear side of the second storage member 7.
- the height of the storage compartment S may be lower than that of the case where the upper discharge hole 45 does not overlap with the second storage member 7 in the horizontal direction, and the refrigerator may be compactly formed.
- the inner suction hole 44 in the fan cover 41 may be formed closer to the lower discharge hole 46 than the upper discharge hole 45.
- the height of the storage chamber S for satisfying the positional relationship between the storage members 6 and 7, the inner suction hole 44, and the inner discharge hole 45 and 46 described above may be further lowered.
- At least a portion of the rear surface 71 of the second housing member 7 may be formed to be inclined upward.
- a portion facing the upper discharge hole 45 of the rear surface 71 of the second storage member 7 may be a gradient surface 72 formed to be inclined upward.
- a part of the lower side of the upper discharge hole 45 may face the gradient surface 72.
- the gradient surface 72 may guide the low temperature air discharged to the upper discharge hole 45 to the upper side of the second storage member 7. As a result, the food stored in the second storage member 7 can be kept at a low temperature.
- the upper discharge hole 45 and the second storage member 7 may be spaced apart from each other.
- the upper end 45a of the upper discharge hole 45 and the second storage member 7 are spaced apart by the second horizontal separation distance D2 in the horizontal direction, and at the same time, the second vertical separation distance H2 in the vertical direction. Can be spaced apart).
- the second horizontal separation distance D2 may mean a horizontal distance between the rear surface 71 of the second storage member 7 and the upper discharge hole 45.
- the second vertical separation distance H2 may mean a vertical distance between the extension line extending horizontally forward from the upper end 45a of the upper discharge hole 45 and the upper end 70 of the second storage member 7. have.
- the second horizontal separation distance D2 may mean a separation distance between the rear surface of the storage chamber S and the second storage member 7.
- the rear surface of the storage chamber S may be the front surface of the fan cover 41.
- the second vertical separation distance H2 may be a height difference between the upper end 45a of the upper discharge hole 45 and the upper end 60 of the second storage member 7.
- the second vertical separation distance H2 between the upper end 70 of the second storage member 7 and the upper end 45a of the upper discharge hole 45 is preferably 10 mm or more.
- the second horizontal separation distance D2 between the rear surface 71 of the second housing member 7 and the upper discharge hole 45 is preferably 70 mm or more.
- the second horizontal separation distance D2 between the rear surface 71 of the second storage member 7 and the upper discharge hole 45 is the rear surface 61 and the lower discharge hole 46 of the first storage member 6. It may be longer than the first horizontal separation distance (D1) between. This is because, unlike the first storage member 6, the second storage member 7 faces a part of the upper discharge hole 45 in the horizontal direction, so an additional separation distance for air circulation in the storage chamber S is required. Because. Therefore, the longitudinal length of the first storage member 6 may be longer than the longitudinal length of the second storage member 7.
- Table 2 is a table showing the temperature of the receiving member according to the horizontal separation distance between the inner suction hole and the receiving member.
- the inner suction hole 44 and the receiving members 6 and 7 do not face each other in the horizontal direction.
- the inner suction hole 44 may face between the first storage member 6 and the second storage member 7. That is, the inner suction hole 44 may not overlap with the second storage member 7 in the horizontal direction.
- the air flow to the inner suction hole 44 is smooth, and the temperature of the storage compartment S is lowered, thereby improving the refrigerating performance of the refrigerator.
- the vertical height F2 of the second storage member 7 is defined by the first storage member ( It may be lower than the vertical height (F1) of 6). Due to this configuration, food having a high height such as a bottle may be accommodated in the first storage member 6, and food having a relatively low height may be accommodated in the second storage member 7.
- At least a portion of the inner suction hole 44 may be arranged to face the receiving members 6 and 7 in the horizontal direction. In this case, a part of the inner suction hole 44 may overlap the second receiving member 7 in the horizontal direction.
- the average temperature of the storage chamber S is 0.3 ° C. when the horizontal separation distance is 30 mm.
- the average temperature of the storage chamber S increases by 0.6 deg. C
- the horizontal separation distance is 10 mm
- the average temperature of the storage chamber S increases by 2.4 deg. That is, when the horizontal separation distance between the inner suction hole 44 and the receiving members 6 and 7 is 20 mm or more, the temperature rise width of the storage chamber S is relatively small, but when the horizontal separation distance is smaller than 20 mm, the storage chamber S It can be seen that the temperature of) rises sharply.
- the horizontal separation between the inner suction hole 44 and the second storage member 7 is performed.
- the distance is preferably 20 mm or more.
- the separation distance L1 of the first storage member 6 and the second storage member 7 may be longer than the separation distance L2 of the upper surface 95 of the storage chamber S and the second storage member 7. .
- the distance between the upper end 60 of the first storage member 6 and the lower end 74 of the second storage member 7 is the upper surface 95 and the second storage member 7 of the storage chamber S. It may be longer than the separation distance (L2) of the top 70 of. That is, the second storage member 7 may be disposed closer to the upper surface 95 of the storage chamber S than the first storage member 6.
- the heat dissipation passages 91 and 92 and the cooling passage S1 may be formed in the refrigerator.
- the cooling sink 32 may be disposed in the cooling passage S1, and the heat sink 33 may be disposed in the heat dissipation passages 91 and 92.
- the cooling passage S1 may communicate with the storage chamber S, and the heat dissipation passages 91 and 92 may communicate with the outside of the main body 1.
- the air in the storage compartment S may be guided to the cooling flow path S1 by the driving of the cooling fan 4, and may be cooled by heat exchange with the cooling sink 32.
- the cooling flow path S1 may be located inside the inner case 10.
- the cooling passage S1 may be located inside the thermoelectric module mounting portion 10a.
- the cooling passage S1 may be formed by the rear surface of the fan cover 41 and the inner surface of the thermoelectric module mounting portion 10a.
- the cooling flow path S1 may be in communication with the inner suction hole 44 and the inner discharge hole 45, 46.
- the cooling sink 32 may be disposed to face the fan 42.
- the cooling passage S1 may guide the air sucked into the inner suction hole 44 to the inner discharge holes 45 and 46.
- the outside air may be guided to the heat dissipation flow paths 91 and 92 by driving the heat dissipation fan 5, and may be heated and heat exchanged with the heat sink 33.
- the heat dissipation paths 91 and 92 may be located outside the inner case 10.
- the heat dissipation passages 91 and 92 may include a rear heat dissipation passage 91 positioned behind the inner case 10 and a lower heat dissipation passage 92 positioned below the inner case 10.
- the rear heat dissipation flow path 91 may be located between the back plate 14 and the heat dissipation cover 8.
- the rear heat dissipation flow path 91 may be formed by the rear surface of the back plate 14 and the inner surface of the heat dissipation cover 8.
- the heat sink 33 may be disposed in the rear heat dissipation passage 91.
- the heat sink 33 may be disposed to face the heat dissipation fan 5.
- At least a part of the rear heat dissipation flow path 91 may be a machine room.
- the rear heat dissipation flow path 91 may communicate with the outside air intake port 8a.
- the rear heat dissipation flow path 91 may guide the air sucked into the outside air inlet 8a by the heat dissipation fan 5 to the lower heat dissipation flow path 92.
- the lower heat dissipation flow path 92 may be located between the cabinet bottom 15 and the outer cabinet 12.
- the lower heat dissipation flow path 92 may communicate with the rear heat dissipation flow path 91.
- the lower heat dissipation flow path 92 may guide the air flowed from the rear heat dissipation flow path 91 to the heat dissipation flow path outlet 90 under the door 2.
- the controller 18a may be positioned above the heat sink 33 and / or the heat dissipation fan 5, and may include a barrier (between the heat sink 33 and / or the heat dissipation fan 5 and the controller 18a).
- 18b may be provided. That is, the barrier 18b may be located below the control unit 18a. The barrier 18b can prevent the control unit 18a from overheating by the heat emitted to the heat sink 33. The barrier 18b may also prevent the air heated in the heat sink 33 from flowing to the controller 18a.
- the barrier 18b may be mounted to the heat dissipation cover 8 and / or the back plate 14. Alternatively, the barrier 18b may be mounted on the PCB cover 18 or integrally formed with the PCB cover 18.
- thermoelectric element 31 When a voltage is applied to the thermoelectric element 31, cold air may be conducted to the cooling heat 32 in contact with one surface of the thermoelectric element 31, and in the heat sink 33 in contact with the other surface of the thermoelectric element 31. Heat can be conducted.
- the air sucked into the outside air inlet 8a of the heat radiating cover 8 may be guided to the rear heat radiating passage 91 between the back plate 14 and the heat radiating cover 8.
- the air guided to the rear heat dissipation flow path 91 may exchange heat with the heat sink 33 and heat dissipate the heat sink 33.
- the air heated by heat exchange with the heat sink 33 may be guided to the lower heat dissipation passage 92 along the rear heat dissipation passage 91.
- the air guided to the lower heat dissipation flow path 92 may flow along the lower heat dissipation flow path 92 to be discharged to the heat dissipation flow path outlet 90.
- air in the storage compartment S may be sucked into the inner suction hole 44 of the fan cover 41 and guided to the cooling flow path S1.
- the air guided to the cooling passage S1 may be heat exchanged and cooled in the cooling sink 32.
- Some of the air cooled in the cooling sink 32 is guided upward in the cooling flow path S1 to be discharged to the upper discharge hole 45, and another portion is guided downward in the cooling flow path S1 and the lower discharge hole 46. Can be discharged.
- Low temperature air introduced into the storage chamber S through the upper discharge hole 45 may be guided to the upper side of the second storage member 7 by a gradient surface 72 formed to be inclined upwardly on the second storage member 7.
- the food stored in the second storage member 7 can be kept at a low temperature.
- the low-temperature air introduced into the storage chamber S through the lower discharge hole 46 may flow to an upper space of the first storage member 6, and keep the food stored in the first storage member 6 at a low temperature. Can be.
- FIG. 20 is a cross-sectional view of a refrigerator according to another embodiment of the present invention.
- the refrigerator according to the present exemplary embodiment is the same as the exemplary embodiment described above except for the positional relationship between the upper discharge hole 45 and the second storage member 7, the overlapping description will be omitted and the following description will focus on differences. .
- the upper discharge hole 45 may be positioned above the rear side of the second storage member 7.
- the lower end 45b of the upper discharge hole 45 may be positioned behind the upper end 70 of the second storage member 7.
- the rear surface 71 of the second housing member 7 may be arranged to face between the upper discharge hole 45 and the inner suction hole 44 with respect to the horizontal direction, and the upper discharge hole 45 with respect to the horizontal direction. It may not overlap with the second housing member 7. That is, the second storage member 7 may be disposed so as not to cover the upper discharge hole 45 in the horizontal direction.
- the upper discharge hole 45 may face between the upper surface of the storage chamber S and the second storage member 7.
- the vertical distance between the inner suction hole 44 and the upper discharge hole 45 may be greater than the vertical height of the second storage member 7.
- the flow of the low-temperature air discharged to the upper discharge hole 45 may not be disturbed by the second storage member 7, so that the air circulation in the storage chamber S may be smoothed.
- the low-temperature air is lowered, it is possible to keep the food stored in the second storage member 6 at a low temperature.
- the upper end 70 of the second housing member 7 and the lower end 45b of the upper discharge hole 45 may be spaced apart by a predetermined distance H3 with respect to the vertical direction.
- the vertical separation distance H3 between the lower end 45b of the upper discharge hole 45 and the upper end 70 of the second storage member 7 is the lower end 46b of the lower discharge hole 46 and the first storage member. It may be equal to the first vertical separation distance H1 between the upper end 60 of (6).
- the vertical separation distance H3 between the upper end 70 of the second housing member 7 and the lower end 45b of the upper discharge hole 45 is preferably 10 mm or more.
- the second storage member 7 may be spaced apart from the upper discharge hole 45 by a predetermined interval in the horizontal direction.
- the horizontal separation distance between the rear surface 71 of the second storage member 7 and the upper discharge hole 45 is the horizontal separation distance between the rear surface 61 of the first storage member 6 and the lower discharge hole 46. It may be the same as the distance.
- the length of the front-rear direction of the first storage member 6 may be the same as the length of the front-rear direction of the second storage member 7.
- the length of the front-rear direction of the second storage member 7 may be longer than that of the above-described embodiment.
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- General Engineering & Computer Science (AREA)
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- Devices That Are Associated With Refrigeration Equipment (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
Description
이너 흡입공(44)과 이너 토출공(45)(46)의 면적비 | 1:1.74 | 1:1.34 | 1:0.94 |
제1수납부재(6) 내부의 온도 | 10.0℃ | 10.1℃ | 10.9℃ |
제2수납부재(7) 내부의 온도 | 9.4℃ | 9.5℃ | 10.0℃ |
수납부재(6)(7) 내부의 평균온도 | 9.7℃ | 9.8℃ | 10.4℃ |
이너 흡입공(44)과 수납부재(6)(7)의 위치관계 | 수평 방향에 대해 마주보지 않도록 배치된 경우 | 수평 방향에 대해 서로 마주보게 배치된 경우 | ||
수평 방향으로 30mm 이격됨 | 수평 방향으로 20mm 이격됨 | 수평 방향으로 10mm 이격됨 | ||
저장실(S)의 평균온도 | 9.7℃ | 10.0℃ | 10.3℃ | 12.1℃ |
Claims (16)
- 저장실이 형성된 이너 케이스;상기 저장실을 냉각하고, 열전소자와 쿨링 싱크를 포함하는 열전모듈;상기 쿨링 싱크와 열교환된 공기를 상기 저장실로 순환시키는 팬;상기 팬을 커버하고, 어퍼 토출공과, 로어 토출공과, 상기 어퍼 토출공 및 로어 토출공의 사이에 형성된 이너 흡입공을 갖는 팬 커버;상기 저장실에 배치된 제1수납부재; 및상기 제1수납부재의 상측에 상기 제1수납부재와 이격되게 배치된 제2수납부재를 포함하고,상기 이너 흡입공 및 로어 토출공 각각의 적어도 일부는 상기 제1수납부재와 제2수납부재의 사이를 향하고,상기 어퍼 토출공의 적어도 일부는 상기 저장실의 상면과 상기 제2수납부재의 사이를 향하는 냉장고.
- 제 1 항에 있어서,상기 제1수납부재와 제2수납부재의 이격 거리는 상기 저장실의 상면과 상기 제2수납부재의 사이의 거리 보다 긴 냉장고.
- 제 1 항에 있어서,상기 제1수납부재의 상하방향 높이는, 상기 제2수납부재의 상하방향 높이보다 높은 냉장고.
- 제 1 항 또는 제 2 항에 있어서,상기 이너 흡입공은 상기 어퍼 토출공보다 상기 로어 토출공에 더 가깝게 형성된 냉장고.
- 제 1 항에 있어서,상기 로어 토출공의 하단은 상기 제1수납부재의 후방 상측에 위치하는 냉장고.
- 제 1 항에 있어서,상기 이너 흡입공은 상기 제1수납부재와 상기 제2수납부재 각각과 수평방향으로 오버랩되지 않는 냉장고.
- 제 1 항에 있어서,상기 어퍼 토출공의 일부는 수평 방향에 대해 상기 제2수납부재와 오버랩되는 냉장고.
- 제 7 항에 있어서,상기 어퍼 토출공의 상단은 상기 제2수납부재의 후방 상측에 위치하는 냉장고.
- 제 7 항에 있어서,상기 어퍼 토출공의 상단과 상기 제2수납부재의 상단의 높이차는 상기 로어 토출공의 하단과 상기 제1수납부재의 상단의 높이차와 동일한 냉장고.
- 제 7 항에 있어서,상기 어퍼 토출공과 마주보는 상기 제2수납부재의 배면 중 적어도 일부는 상방 경사지게 형성되는 냉장고.
- 제 7 항에 있어서,상기 제1수납부재의 전후 길이는 상기 제2수납부재의 전후 길이보다 길게 형성된 냉장고.
- 제 7 항에 있어서,상기 제2수납부재와 저장실 배면의 이격거리는, 상기 제1수납부재와 저장실 배면의 이격거리 보다 긴 냉장고.
- 제 1 항에 있어서,상기 어퍼 토출공과 로어 토출공의 면적의 합은, 상기 이너 흡입공의 면적의 1.3배 이상 1.5배 이하인 냉장고.
- 저장실이 형성된 이너 케이스를 갖고 높이가 400mm 이상 700mm 이하인 본체;상기 저장실을 냉각하고, 열전소자와 쿨링 싱크를 포함하는 열전모듈;상기 쿨링 싱크와 열교환된 공기를 상기 저장실로 순환시키는 팬;상기 팬을 커버하고, 어퍼 토출공과, 로어 토출공과, 상기 어퍼 토출공 및 로어 토출공의 사이에 형성된 이너 흡입공을 갖는 팬 커버;상기 저장실에 배치된 제1수납부재; 및상기 제1수납부재의 상측에 상기 제1수납부재와 이격되게 배치된 제2수납부재를 포함하고,상기 이너 흡입공 및 로어 토출공 각각의 적어도 일부는 상기 제1수납부재와 제2수납부재의 사이를 향하고,상기 어퍼 토출공의 적어도 일부는 상기 저장실의 상면과 상기 제2수납부재의 사이를 향하는 냉장고.
- 제 14 항에 있어서,상기 이너 흡입공은 상기 어퍼 토출공보다 상기 로어 토출공에 더 가깝게 형성된 냉장고.
- 14 항에 있어서,상기 어퍼 토출공의 일부는 수평 방향에 대해 상기 제2수납부재와 오버랩되고,상기 어퍼 토출공과 마주보는 상기 제2수납부재의 배면 중 적어도 일부는 상방 경사지게 형성되는 냉장고.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
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AU2018239656A AU2018239656B2 (en) | 2017-03-21 | 2018-03-06 | Refrigerator |
EP18771221.1A EP3604987B1 (en) | 2017-03-21 | 2018-03-06 | Refrigerator |
CN201880019029.0A CN110431366B (zh) | 2017-03-21 | 2018-03-06 | 冰箱 |
US16/496,296 US11402144B2 (en) | 2017-03-21 | 2018-03-06 | Refrigerator |
JP2019551557A JP7090633B2 (ja) | 2017-03-21 | 2018-03-06 | 冷蔵庫 |
RU2019133123A RU2732536C1 (ru) | 2017-03-21 | 2018-03-06 | Холодильник |
US17/859,309 US11629903B2 (en) | 2017-03-21 | 2022-07-07 | Refrigerator |
US18/113,232 US20230194142A1 (en) | 2017-03-21 | 2023-02-23 | Refrigerator |
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KR1020170035609A KR102309117B1 (ko) | 2017-03-21 | 2017-03-21 | 냉장고 |
KR10-2017-0035609 | 2017-03-21 |
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US16/496,296 A-371-Of-International US11402144B2 (en) | 2017-03-21 | 2018-03-06 | Refrigerator |
US17/859,309 Continuation US11629903B2 (en) | 2017-03-21 | 2022-07-07 | Refrigerator |
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WO2018174432A1 true WO2018174432A1 (ko) | 2018-09-27 |
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EP (1) | EP3604987B1 (ko) |
JP (1) | JP7090633B2 (ko) |
KR (3) | KR102309117B1 (ko) |
CN (1) | CN110431366B (ko) |
AU (1) | AU2018239656B2 (ko) |
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KR102429243B1 (ko) * | 2018-03-13 | 2022-08-05 | 엘지전자 주식회사 | 냉장고 |
WO2021086092A1 (ko) * | 2019-11-01 | 2021-05-06 | 고모텍 주식회사 | 전면도어 및 상부도어를 구비하는 소형 냉장고 |
KR102217117B1 (ko) * | 2019-11-01 | 2021-02-18 | 고모텍주식회사 | 열전소자를 이용하는 소형 냉장고 |
KR102300174B1 (ko) * | 2019-11-01 | 2021-09-09 | 고모텍주식회사 | 소형 냉장고 |
KR102217118B1 (ko) * | 2019-11-01 | 2021-02-18 | 고모텍주식회사 | 하부 기계실을 구비하는 소형 냉장고 |
KR102227343B1 (ko) * | 2019-11-01 | 2021-03-12 | 고모텍주식회사 | 내부 조명을 구비하는 소형 냉장고 |
CN111998592A (zh) * | 2020-09-22 | 2020-11-27 | 中山东菱威力电器有限公司 | 一种风冷式保温箱 |
US20230175764A1 (en) * | 2021-12-06 | 2023-06-08 | Whirlpool Corporation | Refrigerated storage structure |
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KR20220160514A (ko) | 2022-12-06 |
KR20210119942A (ko) | 2021-10-06 |
KR102309117B1 (ko) | 2021-10-06 |
US20220333842A1 (en) | 2022-10-20 |
US11402144B2 (en) | 2022-08-02 |
AU2018239656A1 (en) | 2019-10-31 |
EP3604987B1 (en) | 2022-09-14 |
CN110431366B (zh) | 2024-06-14 |
RU2732536C1 (ru) | 2020-09-21 |
JP7090633B2 (ja) | 2022-06-24 |
JP2020511623A (ja) | 2020-04-16 |
KR102469206B1 (ko) | 2022-11-21 |
EP3604987A1 (en) | 2020-02-05 |
KR20180106767A (ko) | 2018-10-01 |
EP3604987A4 (en) | 2021-01-06 |
KR102555377B1 (ko) | 2023-07-13 |
US20230194142A1 (en) | 2023-06-22 |
US11629903B2 (en) | 2023-04-18 |
US20200056827A1 (en) | 2020-02-20 |
CN110431366A (zh) | 2019-11-08 |
AU2018239656B2 (en) | 2020-10-22 |
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