WO2012128208A1 - Unité de stockage frigorifique - Google Patents

Unité de stockage frigorifique Download PDF

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Publication number
WO2012128208A1
WO2012128208A1 PCT/JP2012/056863 JP2012056863W WO2012128208A1 WO 2012128208 A1 WO2012128208 A1 WO 2012128208A1 JP 2012056863 W JP2012056863 W JP 2012056863W WO 2012128208 A1 WO2012128208 A1 WO 2012128208A1
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WO
WIPO (PCT)
Prior art keywords
inner casing
flow path
casing
liquid
cold air
Prior art date
Application number
PCT/JP2012/056863
Other languages
English (en)
Japanese (ja)
Inventor
佐藤　元彦
Original Assignee
株式会社ＭＡＲＳ Ｃｏｍｐａｎｙ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社ＭＡＲＳ Ｃｏｍｐａｎｙ filed Critical 株式会社ＭＡＲＳ Ｃｏｍｐａｎｙ
Priority to CN201280009639.5A priority Critical patent/CN103403479B/zh
Priority to KR1020137020793A priority patent/KR101489489B1/ko
Publication of WO2012128208A1 publication Critical patent/WO2012128208A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • 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
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • 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
    • 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
    • F25D2317/065—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 return
    • F25D2317/0655—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 return through the top
    • 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
    • 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
    • F25D2331/00—Details or arrangements of other cooling or freezing apparatus not provided for in other groups of this subclass
    • F25D2331/80—Type of cooled receptacles
    • F25D2331/803—Bottles

Definitions

  • the present invention relates to a refrigerator for supercooling liquid beverages such as beverages containing alcohol, teas, and coffees.
  • a cooling device described in Patent Document 1 As a refrigerator that can store a container in which a liquid beverage is placed at a temperature below the freezing point of the liquid and in a supercooled state in which the liquid beverage is kept unfrozen, for example, a cooling device described in Patent Document 1 is provided. Are known.
  • the cooling device of Patent Document 1 has a cooler for storing a container and a control means for controlling the temperature in the cooler. And such a cooling device cools a container with the cold air in a refrigerator by controlling the temperature in a refrigerator with a control means in the state where the container was stored in a refrigerator, and the liquid drink in a container is made. Make it supercooled.
  • Patent Document 1 does not disclose the configuration of the refrigerator that houses the container.
  • temperature control temperature management of the liquid beverage (container) is very important. Specifically, it is necessary to cool the liquid beverage (container) at a substantially uniform temperature from the entire circumference so that a large temperature difference does not occur in the liquid.
  • the flow of cold air may be uneven, or a relatively large temperature may occur near the inner wall of the refrigerator and near the center. Therefore, the temperature in the refrigerator becomes non-uniform. Therefore, depending on the installation position of the container and the shape of the container, it becomes difficult to cool the container uniformly throughout, and the liquid beverage in the container cannot be brought into a supercooled state.
  • An object of the present invention is to provide a refrigerator capable of bringing a liquid contained in a container into a supercooled state with a simple configuration.
  • the present invention comprises an outer casing, An inner casing that is provided inside the outer casing and houses a container containing a liquid; A flow path formed between the outer casing and the inner casing; Cooling means for cooling the cool air in the flow path; A first through hole formed at the bottom of the inner casing and communicating the flow path and the inside of the inner casing; A second through-hole formed in a portion facing the bottom of the upper part of the inner casing and communicating the flow path and the inner side of the inner casing; The cold air in the flow path cooled by the cooling means is blown into the inner casing from one of the first through hole and the second through hole, and from the other, the cold air in the inner casing is blown into the flow path.
  • Circulation means for circulating the cold air in the flow path and the inner casing so as to be sucked in,
  • the cold air cooled by the cooling means is circulated by the circulation means in a state where the container is accommodated in the inner casing, so that the container is at a temperature below the freezing point of the liquid and the liquid is not frozen. It is the refrigerator characterized by storing in the supercooled state which maintains.
  • the first through hole is a blow-out port from which the cold air blows into the inner casing
  • the second through hole is preferably a suction port for sucking the cold air in the inner casing into the flow path.
  • the area of the suction port is larger than the area of the outlet.
  • the air outlet is formed over the entire bottom portion,
  • the suction port is preferably formed over the entire upper portion.
  • the cooling means has a refrigerant pipe embedded in the outer casing.
  • the refrigerant pipe is in contact with the inner wall of the outer casing.
  • the inner wall of the outer casing is made of a metal material.
  • the cooler includes a support member that is provided between the outer casing and the inner casing and supports the inner casing with respect to the outer casing, and the support member is generated in the outer casing. It is preferably made of a vibration isolating material that absorbs vibration.
  • the circulating means has a fan provided in the flow path.
  • the liquid when the temperature of the highest temperature part of the liquid is Tmax and the temperature of the lowest temperature part is Tmin, the liquid is below the freezing point of the liquid,
  • the liquid is preferably cooled so that Tmax ⁇ Tmin satisfies 0.1 ° C. or less.
  • FIG. 1 is a schematic overall view showing a preferred embodiment of the refrigerator of the present invention.
  • FIG. 2 is a schematic cross-sectional view of the refrigerator shown in FIG.
  • FIG. 3 is a front view of the refrigerator shown in FIG.
  • FIG. 1 is a schematic overall view showing a preferred embodiment of the refrigerator of the present invention
  • FIG. 2 is a schematic sectional view of the refrigerator shown in FIG. 1
  • FIG. 3 is a front view of the refrigerator shown in FIG. It is.
  • the upper side in FIGS. 1 to 3 is referred to as “upper” and the lower side is referred to as “lower”.
  • the refrigerator 1 includes an outer casing 2, an inner casing 3 that is provided inside the outer casing 2, and stores a container B containing a liquid beverage (liquid) L;
  • the flow path 4 formed between the inner casing 3, the cooling means 5 for cooling the gas in the flow path 4, and the gas in the flow path 4 formed in the inner casing 3 and cooled by the cooling means 5 ( Cold air) is blown out into the inner casing 3, formed in the inner casing 3, and the suction port 7 for sucking the gas in the inner casing 3 into the flow path 4 and the cold air are circulated in the flow path 4 and the inner casing 3.
  • Circulating means 8 for supporting the inner casing 3 with respect to the outer casing 2 is provided.
  • Such a refrigerator 1 circulates the gas cooled by the cooling means 5 with the circulation means 8 in a state where the container B is accommodated in the inner casing 3, so that the temperature of the container B is not higher than the freezing point of the liquid beverage L. And it is a refrigerator which can be preserve
  • the supercooled liquid beverage L that remains unfrozen below the freezing point is instantly frozen into a sherbet when taken out of the refrigerator 1 and subjected to vibrations or poured into a cup or the like.
  • the liquid beverage L is not particularly limited.
  • soft drinks such as teas (oolong tea, green tea, barley tea, etc.), coffees, mineral water, sports drinks, lactic acid beverages (milk, etc.), sparkling wine, beer
  • alcoholic beverages such as wine, sake and shochu.
  • the freezing point of the soft drink as described above is about ⁇ 9 to ⁇ 4 ° C.
  • the freezing point of the alcoholic beverage is about ⁇ 15 to ⁇ 12 ° C.
  • the capacity of the container B is not particularly limited, but is preferably 80 to 1000 ml, and more preferably 100 to 600 ml. By setting it as such a capacity
  • Tmax ⁇ Tmin satisfies 0 to 0.1 ° C. or less, where Tmax is the temperature of the highest temperature portion of the liquid beverage L in the container B and Tmin is the temperature of the lowest temperature portion.
  • Tmax is the temperature of the highest temperature portion of the liquid beverage L in the container B
  • Tmin is the temperature of the lowest temperature portion.
  • the container B may be cooled so that the temperature difference in the liquid beverage L hardly occurs.
  • a relatively large temperature difference for example, about 1 to 2 ° C.
  • the outer casing 2 is open at the front.
  • the outer casing 2 includes a main body 21 having an opening on the front surface, and a door 22 that is provided so as to be rotatable with respect to the main body 21 and that can open and close the opening.
  • the main body 21 has an outer wall 211 and an inner wall 212, and has a structure in which a heat insulating material 213 is filled therebetween.
  • a refrigerant pipe 51 included in the cooling means 5 is embedded in the main body 21.
  • the main body 21 is provided with a machine room 214, and various machines necessary for driving the refrigerator 1 are accommodated in the machine room 214. Examples of such machinery include a power source, an evaporator 53, a compressor 54, and a condenser 55 included in the cooling unit 5.
  • the outer wall 211 can be made of various plastics, for example.
  • the plastic include polyolefin such as polyethylene, polypropylene, and ethylene-propylene copolymer, polyvinyl chloride, polystyrene, polyamide, polyimide, polycarbonate, poly- (4-methylpentene-1), ionomer, acrylic resin, Polyesters such as polymethyl methacrylate, acrylonitrile-butadiene-styrene copolymer (ABS resin), acrylonitrile-styrene copolymer (AS resin), butadiene-styrene copolymer, polyethylene terephthalate (PET), polybutylene terephthalate (PBT) , Polyether, polyetherketone (PEK), polyetheretherketone (PEEK), polyetherimide, polyacetal (POM), polyphenylene oxide, policer Phon, polyethersulfone, polyphenylene sulfide, polyarylate, aromatic
  • the inner wall 212 is preferably made of a material having high thermal conductivity. Thereby, as will be described later, the cool air (air) in the flow path 4 can be efficiently and uniformly cooled.
  • materials include nickel, cobalt, gold, platinum, silver, copper, manganese, aluminum, magnesium, zinc, lead, tin, titanium, tungsten, and other metals, stainless steel (for example, SUS303, SUS304, SUS316, SUS316L, SUS316J1, SUS316J1L, SUS318, SUS405, SUS430, SUS434, SUS444, SUS429, SUS430F, SUS302, etc.).
  • the heat insulating material 213 is not particularly limited, and examples thereof include porous materials such as foams and various ceramics.
  • the inner casing 3 is installed in the outer casing 2 having such a configuration, and the container B is stored in the inner casing 3.
  • the front side of the inner casing 3 is open, and the container B can be easily stored in the inner casing 3 when the door 22 of the outer casing 2 is opened.
  • the size of the internal space of the inner casing 3 is not particularly limited, but for example, the length ⁇ width ⁇ depth may be about 30 to 50 cm ⁇ 30 to 50 cm ⁇ 30 to 50 cm.
  • the inner space of the inner casing 3 can be made an appropriate size, the temperature variation in each part in the inner casing 3 is reduced, and the liquid beverage L is cooled in a more stable state. can do. Thereby, the liquid drink L can be made into a supercooled state more reliably.
  • the container B in order to bring the liquid beverage L into a supercooled state, the container B is cooled at a substantially uniform temperature from the entire circumference so that a large temperature difference does not occur in the liquid beverage L. Is important. Therefore, the liquid beverage L can be more reliably brought into a supercooled state by reducing the temperature variation at each part in the inner casing 3.
  • the temperature difference between the highest temperature part and the lowest temperature part in the inner casing 3 is preferably about 1 ° C. or less. If it falls within such a temperature difference, the liquid beverage L can be more reliably brought into a supercooled state.
  • the inner casing 3 is provided in a non-contact manner with respect to the outer casing 2.
  • the inner casing 3 is fixed to the outer casing 2 via a plurality of support members 9.
  • the number and installation positions of the support members 9 are not particularly limited as long as the inner casing 3 can be supported with respect to the outer casing 2.
  • Each support member 9 is made of a vibration isolating material that absorbs vibration.
  • vibrations generated in the outer casing 2 for example, vibrations generated by opening and closing the door 22 and vibrations generated by driving various machines housed in the machine room 214) are generated. It becomes difficult to be transmitted to.
  • the supercooled state of the liquid beverage L is easily broken by vibration or the like, and the liquid beverage L is thereby frozen. Therefore, the supercooled state of the liquid beverage L can be more reliably maintained by adopting a structure in which vibration is not easily transmitted to the inner casing 3 as in the present embodiment.
  • the structure of the support member 9 is not particularly limited as long as the function can be exhibited.
  • a metal plate 93 is interposed between a pair of rubber members 91 and 92. be able to. With this configuration, the support member 9 can more effectively absorb the vibration generated in the outer casing 2. Further, as the support member 9, a known vibration absorbing gel or the like may be used.
  • the inner casing 3 is preferably made of a material having a high thermal conductivity (for example, a material having a thermal conductivity of 50 W / (m ⁇ k) or more). Thereby, the variation of the temperature in each site
  • the material having high thermal conductivity described above is not particularly limited, and examples thereof include the same material as the constituent material of the inner wall 212 described above.
  • a blower outlet 6 is formed on the bottom surface (bottom) of the inner casing 3, and cold air is blown out from the blower outlet 6 into the inner casing 3.
  • a suction port 7 is formed on the upper surface (upper part) of the inner casing 3, and cool air in the inner casing 3 is sucked from the suction port 7.
  • the air outlet 6 and the air inlet 7 are formed so as to face each other up and down via the internal space of the inner casing 3, whereby cold air can flow from the lower side to the upper side in the inner casing 3. Therefore, for example, it is prevented that cold air flows and stays downward due to natural convection, and variations in temperature at each part in the inner casing 3 can be further reduced.
  • the air outlet 6 includes a plurality of through holes (first through holes) 61 that communicate the inside of the inner casing 3 and the flow path 4. Further, the plurality of through holes 61 are uniformly formed over almost the entire bottom surface of the inner casing 3. The plurality of through holes 61 have a relatively small opening area and are formed at a narrow pitch. Thereby, cold air can be uniformly fed into the whole area in the inner casing 3 through the air outlet 6. Therefore, the temperature variation in each part in the inner casing 3 can be further reduced.
  • first through holes first through holes
  • the opening area (cross-sectional area) of the through hole 61 is not particularly limited, but is preferably about 1 to 10 mm 2 . Further, the pitch of the through holes 61 (the distance between adjacent through holes 61) is preferably about 1 to 5 mm. Thereby, the above effect becomes more remarkable.
  • the suction port 7 is composed of a plurality of through holes (second through holes) 71 that communicate the inside of the inner casing 3 and the flow path 4.
  • the plurality of through holes 71 are formed uniformly over substantially the entire upper surface of the inner casing 3.
  • the plurality of through holes 71 have a relatively small opening area and are formed at a narrow pitch.
  • the opening area and pitch of the through holes 71 are the same as those of the through holes 61 described above.
  • the area where the suction port 7 is formed is wider than the area where the air outlet 6 is formed.
  • a placement shelf 31 on which the container B is placed is provided in the inner casing 3.
  • the mounting shelf 31 is designed so as not to obstruct the flow of cool air in the inner casing 3 as much as possible.
  • a plurality of mounting shelves 31 are provided in which a plurality of (two) members 311 having a substantially “Y” shape when viewed from the front surface of the inner casing 3 are arranged in the depth direction of the inner casing 3. Yes.
  • the container B can be stably stored in the inner casing 3 by placing the container B on the top thereof.
  • the container B since the container B is laid and stored, the cold air positively contacts the side surface of the container B, so that the contact area of the container B with the cold air can be further increased. Therefore, the container B can be cooled uniformly from the surroundings, and the liquid beverage L can be more easily brought into a supercooled state.
  • the mounting shelf 31 of this embodiment since the fixed number of containers B are accommodated in the fixed place in the inner casing 3, for example, setting of cooling conditions (cold air temperature, flow velocity, etc.) Can be done easily. Therefore, the liquid beverage L can be brought into a supercooled state more reliably.
  • the mounting shelf 31 is designed such that the container B is separated from the air outlet 6 to some extent. In the immediate vicinity of the air outlet 6, there are a portion where the cool air is blown and a portion where the cold air is not directly blown, and a portion where the cold air is not blown directly. Since such a region is a region in which temperature unevenness is relatively likely to occur, the liquid beverage L can be more reliably brought into a supercooled state by storing the container B while avoiding such a region.
  • the separation distance between the air outlet 6 and the container B is about 5 to 10 cm, although it varies depending on the configuration of the air outlet 6 and the amount and speed of the cool air to be blown out. Is preferred. If the numerical values are separated from each other, the plurality of cold air flows blown out from the respective through holes 61 are merged into one large cold air flow, so that the liquid beverage L can be uniformly cooled, and more A supercooled state can be ensured.
  • a cold air flow path 4 is formed between the inner casing 3 and the outer casing 2 (main body 21) having the above-described configuration.
  • the flow path 4 guides the cold air sucked from the suction port 7 to the blowout port 6.
  • the thickness of the flow path (the separation distance between the inner casing 3 and the outer casing 2) T is not particularly limited, but is preferably 10 cm or less, and more preferably 5 cm or less. Thereby, the cool air can be cooled by the cooling means 5 without unevenness.
  • the circulation means 8 for circulating cold air in the flow path 4 and the inner casing 3.
  • the circulation means 8 has fans 81 and 82 provided in the flow path 4, and these fans 81 and 82 cause the air outlet 6 -inside the casing 3 -the suction port 7 -the flow path 4 -the air outlet 6. Cool air is circulated in the order. As a result, a flow of cold air is generated in which cold air is blown out from the outlet 6 and the blown out cold air is sucked in from the suction port 7.
  • the speed (flow velocity) of the flow of cool air generated by the fans 81 and 82 is not particularly limited, but is preferably about 0.01 to 2.0 m / second in the vicinity of the air outlet 6, It is more preferably about 0.5 m / sec.
  • the cool air sucked into the flow path 4 from the suction port 7 by the fans 81 and 82 is cooled by the cooling means 5 and then blown out into the inner casing 3 from the blowout port 6.
  • the cooling means 5 includes a refrigerant pipe 51 embedded in the main body 21 of the outer casing 2, an evaporator 53, a compressor 54, and a condenser 55 housed in the machine room 214. .
  • the evaporator 53 and the compressor 54, and the compressor 54 and the condenser 55 are respectively connected by a refrigerant pipe 51, and the refrigerant pipe 51 is filled with a refrigerant.
  • Such a cooling means 5 is configured to cool the cold air in the flow path 4 by exchanging heat between the inside and the outside of the flow path 4. That is, the cooling means 5 is configured such that the refrigerant filled in the refrigerant pipe 51 takes heat in the flow path 4 in the evaporator 53, is compressed in the compressor 54, and is discharged to the outside air in the condenser 55.
  • the cool air in the flow path 4 is configured to be cooled.
  • each part in the inner casing 3 is cooled uniformly. It is possible to reduce the variation in temperature at each part in the inner casing 3.
  • the refrigerant pipe 51 is preferably in contact with the inner wall 212 of the outer casing 2.
  • heat exchange can be efficiently performed between the refrigerant flowing in the refrigerant pipe 51 via the inner wall 212 and the cold air flowing in the flow path 4.
  • the inner wall 212 is made of a material having high thermal conductivity (for example, aluminum), the heat exchange as described above can be performed efficiently.
  • the whole area of the inner wall 212 is cooled evenly by the refrigerant, heat exchange can be performed evenly for the cold air flowing through the flow path 4. That is, it is possible to generate cool air with no unevenness in temperature and to blow the generated cool air into the inner casing 3 from the outlet 6. Therefore, the temperature variation in each part of the inner casing 3 is reduced, and the liquid beverage L can be cooled in a more stable state. Thereby, the liquid drink L can be made into a supercooled state more reliably.
  • the refrigerant pipe 51 is disposed on the upper surface portion 21a, the back surface portion 21b, and the bottom surface portion 21c of the main body 21, the cold air can be cooled in almost the entire area of the flow path 4. Therefore, it is possible to generate cool air with no temperature unevenness.
  • coolant piping 51 if the cool air in the flow path 4 can be cooled, it will not specifically limit, For example, you may arrange
  • the cooling means 5 cools the cold air so that the temperature in the inner casing 3 is about ⁇ 15 to ⁇ 12 ° C.
  • the cool air is cooled so that the temperature in the inner casing 3 is about ⁇ 9 to ⁇ 4 ° C.
  • the cooling unit 5 includes, for example, a temperature detection unit that detects the temperature in the inner casing 3, and is configured to adjust the cooling degree of the cool air based on the detection result of the temperature detection unit. Good.
  • the refrigerator of this invention was demonstrated based on embodiment of illustration, this invention is not limited to this.
  • the configuration of each part can be replaced with any configuration that exhibits the same function, and any configuration can be added.
  • the present invention is not limited thereto, and the suction port is formed on the bottom surface of the inner casing.
  • An air outlet may be formed.
  • cooling means is not limited to the above-described embodiment, and for example, an air blast method may be adopted.
  • liquid contained in the container is not limited to soft drinks and alcoholic drinks, and may be liquids other than beverages such as soapy water, disinfecting liquid, liquid detergent, preservative liquid, and chemical liquid.
  • the present invention it is possible to provide a refrigerator capable of bringing a liquid contained in a container into a supercooled state with a simple configuration. Specifically, since the flow of cold air can be generated from the air outlet located below to the air inlet located above, it is possible to prevent the precipitation of cold air due to natural convection, etc. Variations in temperature at each part can be reduced. In addition, instead of directly cooling the inside of the inner casing, by cooling the inside of the inner casing by blowing out the cool air cooled in the flow path from the outlet, the temperature of each part in the inner casing can be reduced. Variations can be reduced. Thereby, since a container can be cooled uniformly over the whole, the liquid put into the container can be reliably made into a supercooled state. Therefore, it has industrial applicability.

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

Abstract

L'invention concerne une unité de stockage frigorifique (1) ayant : un boîtier extérieur (2) ; un boîtier intérieur (3) qui se trouve à l'intérieur du boîtier extérieur (2), et contient des contenants (B) remplis d'une boisson liquide (L) ; une trajectoire d'écoulement (4) formée entre le boîtier extérieur (2) et le boîtier intérieur (3) ; un moyen de réfrigération (5) qui réfrigère l'air refroidi dans la trajectoire d'écoulement (4) ; une sortie (6) qui est formée au niveau de la partie inférieure du boîtier intérieur (3), et au travers de laquelle l'air refroidi dans la trajectoire d'écoulement (4) qui a été réfrigéré par le moyen de réfrigération (5) est soufflé dans le boîtier intérieur (3) ; un orifice d'aspiration (7) qui est formé au niveau de la partie supérieure du boîtier intérieur (3), et au travers duquel l'air refroidi dans le boîtier intérieur (3) est aspiré vers l'intérieur de la trajectoire d'écoulement (4) ; et un moyen de circulation (8) qui fait circuler l'air refroidi dans la trajectoire d'écoulement (4) et le boîtier intérieur (3).
PCT/JP2012/056863 2011-03-18 2012-03-16 Unité de stockage frigorifique WO2012128208A1 (fr)

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JP2022527459A (ja) 2019-03-25 2022-06-02 ペプシコ・インク 飲料容器ディスペンサと飲料容器を出すための方法
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JP2012197965A (ja) 2012-10-18
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CN103403479B (zh) 2015-11-25
KR101489489B1 (ko) 2015-02-03
CN103403479A (zh) 2013-11-20

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