WO2018190471A1 - Refroidisseur à surfusion variable - Google Patents

Refroidisseur à surfusion variable Download PDF

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Publication number
WO2018190471A1
WO2018190471A1 PCT/KR2017/008280 KR2017008280W WO2018190471A1 WO 2018190471 A1 WO2018190471 A1 WO 2018190471A1 KR 2017008280 W KR2017008280 W KR 2017008280W WO 2018190471 A1 WO2018190471 A1 WO 2018190471A1
Authority
WO
WIPO (PCT)
Prior art keywords
cold air
cooling chamber
screen
fixed
rear wall
Prior art date
Application number
PCT/KR2017/008280
Other languages
English (en)
Korean (ko)
Inventor
김원태
김유춘
Original Assignee
(주)유니하이테크
김원태
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 (주)유니하이테크, 김원태 filed Critical (주)유니하이테크
Publication of WO2018190471A1 publication Critical patent/WO2018190471A1/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
    • 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
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/042—Air treating means within refrigerated spaces
    • F25D17/045—Air flow control arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00—Charging, supporting, and discharging the articles to be cooled
    • F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
    • F25D2317/063—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation with air guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
    • F25D2317/066—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

Definitions

  • the present invention relates to a variable subcooling cooler, and more particularly, the frame of the blower part fixed to the rear wall of the cooling chamber is inclined forward so that the screen is easy to install, and the screen of the cold air supply guide part has a plurality of shelves and cold cutoff parts. It is selectively fixed to the cooling air supply to improve the supercooling efficiency, and the cold air blocking screen installed at the lower part of the cooling chamber entrance is selectively fixed to a plurality of shelves to prevent cold air from flowing out of the cooling chamber.
  • a variable subcooling refrigerator is improved.
  • supercooling is a phenomenon in which a melt or a solid does not cause a change even when cooled to below a phase transition temperature at equilibrium.
  • the material has a steady state with the temperature at that time, so that the temperature is gradually changed so that members of the material can follow the change of temperature while maintaining a stable state at each temperature.
  • the cold air supplied to the cold air supply duct through the evaporator is supplied to the cooling chamber by the cold air guide plate formed at the rear end of each shelf, and thus the supercooling is performed.
  • the subcooling efficiency was significantly lowered when storing different freezing points.
  • another object of the present invention is easy to install because the cold air amount supply guide portion is detachably fixed to the lower end of the blower, by allowing the screen of the cold air amount supply guide portion to be selectively fixed to a plurality of shelves as the development and restoration, It is to provide a variable subcooling cooler that supplies cold air to each shelf differently or evenly even if different freezing point is stored.
  • another object of the present invention is provided with a cold air blocking screen at the lower side of the inlet side of the cooling chamber to be selectively fixed to the shelves installed in multiple stages, so that the cold air of the cooling chamber is not leaked to the outside to further improve the energy efficiency To provide a subcooling refrigerator.
  • variable supercooling refrigerator of the present invention includes a cooling chamber opened and closed by a door;
  • An evaporator installed at an upper portion of the cooling chamber to generate cold air by heat exchange with air circulated to the cooling chamber;
  • a plurality of shelves for separating the space of the cooling chamber to store the goods
  • An air blowing unit provided at an upper rear side of the cooling chamber to install and dismantle the front of the cooling chamber and to form a cold air inflow passage having a predetermined width on the rear wall of the cooling chamber;
  • a small amount of cold air supply guide unit which is detachably fixed to the air blowing unit and is selectively connected to the rear of the shelf and the cold air blocking unit while the screen is elastically deployed;
  • a cold air blocking unit provided at a lower end of the cooling chamber so as to block the cold air blown through the cold air inflow passage from being directly introduced into the lower portion of the cooling chamber.
  • the frame of the air blowing unit for circulating cold air is inclined forward while being fixed to the rear wall of the cooling chamber, so that the installation work is easy and the convenience of the work is improved.
  • variable sub-cooling refrigerator since the small amount of cold air supply guide is detachably fixed to the lower end of the blower, it is easy to install and maintain, as well as the screen of the cold air supply induction part is deployed and elastically restored By being selectively fixed to the shelf, even if the freezing point to store different items there is an advantage of maximizing the efficiency of subcooling by supplying cold air to each shelf differently or evenly.
  • variable supercooling refrigerator of the present invention a cold air blocking screen is provided at the lower portion of the inlet side of the cooling chamber to be selectively fixed to a shelf installed in multiple stages, so that the cold air of the cooling chamber leaks to the outside even when the door of the cooling chamber is opened. Since the energy efficiency is further improved.
  • FIG. 1 is a side configuration view of a refrigerator to which the present invention is applied
  • Figure 2 is an enlarged cross-sectional view of the cold air amount supply guide portion is fixed to the air blowing unit of the present invention
  • FIG. 3 is a side configuration diagram of a state in which a screen of the present invention is directly connected to a shelf to directly supply cold air to only a part of a cooling chamber;
  • Figure 4 is an enlarged cross-sectional view of the connection member of the present invention cold air supply guide portion connected to the support bar of the shelf
  • FIG. 5 is a side configuration diagram of a state in which a small amount of cold air is supplied to the cooling chamber by fixing the screen of the present invention to a cold air blocking unit;
  • Figure 6 is an enlarged cross-sectional view of a state in which the connection member of the present invention cold air amount supply guide portion is fixed to the fixing hole of the cold air blocking portion
  • Figure 7 is a side configuration of the present invention cold air blocking plate to close the cold air inlet passage to separate the space and the cold air leakage blocking unit is connected to the shelf
  • cooling chamber 120 evaporator
  • blower fan 144 fixed plate
  • fixture 150 cold air supply guide portion
  • connecting portion 160 guide portion
  • cold air blocking unit 171 cold air blocking member
  • variable subcooling refrigerator 100 includes a cooling chamber 110 having a front surface open in the main body 10, and a front side of the main body 10.
  • the door 11 for opening and closing the cooling chamber 110 is provided.
  • a partition wall 12 for installing an evaporator 120 that generates cold air is formed at an upper portion of the cooling chamber 110, and an intake fan 13 is installed at the partition wall 12 in front of the evaporator 120 to provide a cooling chamber.
  • the cold air of 110 is sucked into the evaporator 120 and guided.
  • a cooling device is installed in the main body 10, and a compressor, a condenser, an expansion valve, a cooling fan, and the like are installed in the cooling device to achieve a normal refrigerant cycle.
  • a plurality of shelves 130 are installed in the cooling chamber 110 to store articles such as alcoholic beverages or beverages in a separate space, and the shelves 130 are vertically shelved on both sides of the cooling chamber 110.
  • the container column 132 may be installed to selectively adjust the height of the shelf 130.
  • an air blowing unit 140 is installed on the upper rear wall of the cooling chamber 110 to supply and circulate the cold air passing through the evaporator 120 to the cold air inflow passage 140 ′.
  • Frame 141 is formed to be inclined downward to facilitate the installation and dismantling work in front of the cooling chamber 110 is fixed to the main body 10 behind the cooling chamber 110 by the fastener 145, the frame 141 The through hole is formed in the inclined portion of the blowing air grill 142 is fixed.
  • a blower fan 143 is mounted inside the frame 141 to circulate cold air introduced through the blower grill 142 to the cold air inflow passage 140 ′, and a fixed plate is disposed at the lower end of the frame 141.
  • 144 is bent vertically to define the width of the cold air inlet passage 140 ′ formed between the fixed plate 144 and the main body 10 behind the cooling chamber 110, and on the front surface of the fixed plate 144.
  • the small amount of cold air supply guide unit 150 is detachably fixed to overcool the article stored in the cooling chamber 110.
  • the cold air amount supply induction part 150 is fixed to the fixing member 152 having the uneven portion 152 'formed on the front surface of the fixing plate 144 of the blower 140 is fixed by a screw, the unevenness of the fixing member 152
  • the groove 151 ′′ formed in the case 151 ′ fixing the screen 151 is detachably fixed to the portion 152 ′.
  • fine ventilation holes are formed to supply a small amount of cold air circulated through the cold air inflow passage 140 ′ to the cooling chamber 110.
  • the screen 151 is vertically unfolded and elastically restored, the first hook 153 ′ bent forward on both lower sides of the screen 151 and selectively coupled to the support rods 131 of the plurality of shelves 130. ) Is formed, and a second hook 153 ′′ is bent at the lower center of the screen 151 to be coupled to the fixing hole 173 of the cold air blocking unit 170.
  • Guide portions 160 are fixed to both rear walls of the cooling chamber 110 in a vertical direction.
  • the guide portion 160 is bent in a '-' shape is fixed by a screw, and the screen 151 when it is deployed or restored vertically to surround both front and side surfaces of the screen 151
  • the screen 151 is stably supported while preventing the phenomenon that the screen 151 is raised and lowered at the same time as preventing the phenomenon of contact with the rear of the shelf.
  • the cold air blocking unit 170 is fixed to the rear of the cooling chamber 110 to prevent cold air from directly entering the lower end of the cooling chamber 110.
  • the cold air blocking member 171 which protrudes forward by the width of the cold air inflow passage 140 ′, is fixed to the rear wall of the cooling chamber 110 by a screw, and the lower portion of the cold air blocking member 171 is formed on the screen 151.
  • a width wide enough to accommodate the lower end portion is bent forward to form the accommodation space 172, and the screen 151 can be fixed to the center of the lower end portion of the cold air blocking member 171 bent as described above.
  • the ball 173 is penetrated.
  • the cold air leakage blocking unit 180 is fixed to the inlet front lower portion of the cooling chamber 110 to prevent the cold air from flowing out to the outside.
  • the cold air leakage blocking unit 180 is detachably fixed to the same structure as the cold air amount supply induction unit 150 at the lower portion of the cooling chamber 110, and the cold air blocking screen 181 having fine ventilation holes is formed upward and elastic.
  • the hook 182 formed at the upper end of the cold air blocking screen 181 is selectively connected to the support bar 131 of the shelf 130 while being restored.
  • the cold air blocking plate 190 to separate the cooling chamber 110 in any one of the shelves 130 to form a cooling chamber 110 and a refrigerating chamber 110 ′, respectively. ) Is slidably combined.
  • the cold air blocking plate 190 slides forward and backward along the guide rails 190 'formed at both side walls of the cooling chamber 110 to block the cold air inflow passage 140', and the cold air blocking plate ( According to the temperature change by 190, the cooling chamber 110 may be selectively used in a supercooled or refrigerated state.
  • variable type supercooling refrigerator 100 configured as described above in detail as follows.
  • FIGS. 3 to 4 are state diagrams in which cold air is directly supplied only to a part of the cooling chamber 110.
  • the screen 151 of the cold air supply unit 150 is extended downwards, and is drawn out to the shelf 130 located at the center of the plurality of shelves 130, and then the first hook 153 formed at the bottom of the screen 151. ') Is connected to the support rod 131 of the shelf 130.
  • connection member 153 When the connection member 153 is connected to the shelf 130 as described above, cold air is directly supplied to the cooling chamber 110 under the shelf 130 to which the connection member 153 is connected, thereby becoming a supercooled state. Only a small amount of cold air is supplied to the cooling chamber 110 at the upper part of the shelf 130 to which the 153 is connected to be refrigerated.
  • 5 to 6 are state diagrams in which only a small amount of cold air is supplied to the cooling chamber 110.
  • the accommodation space of the cold air blocking unit 170 is provided.
  • the lower end of the screen 151 is positioned at 172, and the second hook 153 ′′ bent at the lower end of the screen 151 is inserted into the fixing hole 173 penetrating the lower end of the cold air blocking unit 170. Hang it and fasten it.
  • the accommodation space 172 formed in the cold air blocking unit 170 has the screen 151 cold air blocking member 171 while accommodating an end of the screen 151 when the screen 151 is deployed and restored up and down. ) To form a vertical line and to facilitate the flow of cold air.
  • the screen 151 When the screen 151 is fixed to the cold air blocking unit 170 as described above, only a small amount of cold air supplied through the air blowing unit 140 is supplied to the cooling chamber 110 through the minute vent hole of the screen 151.
  • the item can be stored refrigerated.
  • FIG. 7 illustrates a state in which the cold air blocking plate 190 closes the cold air inflow passage 140 ′ and the cold air leakage blocking unit 180 is connected to the shelf 130.
  • the cold air blocking screen 181 is unfolded to the upper portion of the hook 182 that is bent at the upper end of the cold air blocking screen 181. It is connected to the support rod 131 of 130 to fix.
  • the cold air blocking plate 190 mounted on the guide rails 190 'on both sides of the cooling chamber 110 slides toward the rear of the cooling chamber 110, the cold air blocking plate 190 is the guide rail 190'. While being guided by the end of the cold air blocking plate 190 is in close contact with the main body 10 of the rear wall of the cooling chamber 110 and at the same time the cold air inlet passage 140 ′ closes the space of the cooling chamber 110 is separated.
  • the cold air inflow passage 140 ′ is closed by the cold air blocking plate 190, the cold air supplied through the blower 140 is directly supplied only to the cooling chamber 110 above the cold air blocking plate 190.
  • the cooling chamber 110 under the cold air blocking plate 190 may store the article in the refrigerated state because the cold air is not directly supplied, and the cold air blocking provided in the front of the cooling chamber 110. Since the cold air does not leak to the outside by the screen 181, it is possible to stably maintain the refrigerated state.
  • the entire cooling chamber 110 may be used in a supercooled state, and the door of the freezer ( Even if 11) is opened, since the cold air blocking screen 181 blocks the outflow of cold air to be used efficiently, the reliability of the product can be improved.

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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)

Abstract

La présente invention concerne un refroidisseur à surfusion variable, qui : est facile à installer grâce à la formation de façon inclinée vers l'avant d'un cadre d'une partie de soufflage d'air fixée à une paroi arrière d'une chambre de refroidissement ; et permet à un écran d'une partie d'induction d'alimentation en petite quantité de froid d'être sélectivement fixé à une pluralité d'étagères et à une partie de blocage de froid de façon à régler une quantité d'alimentation en froid, ce qui permet d'améliorer l'efficacité de la surfusion et de fixer sélectivement un écran de blocage de froid disposé dans la partie inférieure d'un côté d'entrée de la chambre de refroidissement à la pluralité d'étagères, de façon à empêcher le froid de la chambre de refroidissement de fuir vers l'extérieur, ce qui améliore l'efficacité énergétique.
PCT/KR2017/008280 2017-04-12 2017-08-01 Refroidisseur à surfusion variable WO2018190471A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2017-0047438 2017-04-12
KR1020170047438A KR101775069B1 (ko) 2017-04-12 2017-04-12 가변형 과냉각 냉각고

Publications (1)

Publication Number Publication Date
WO2018190471A1 true WO2018190471A1 (fr) 2018-10-18

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Application Number Title Priority Date Filing Date
PCT/KR2017/008280 WO2018190471A1 (fr) 2017-04-12 2017-08-01 Refroidisseur à surfusion variable

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WO (1) WO2018190471A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101869354B1 (ko) 2017-12-15 2018-07-19 (주)유니하이테크 가변형 과냉각 냉각고
KR101968172B1 (ko) 2018-06-28 2019-08-19 (주)팀코스파 퀀텀 에너지를 방사하는 과냉각고

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110089575A (ko) * 2010-02-01 2011-08-09 엘지전자 주식회사 냉장고
KR101205822B1 (ko) * 2005-04-27 2012-11-28 수퍼쿨러 주식회사 냉각고
KR20130118952A (ko) * 2011-05-06 2013-10-30 가부시키가이샤 마스 컴퍼니 냉각고
KR101327739B1 (ko) * 2013-08-27 2013-11-11 주식회사 스노파 냉동고
KR101637816B1 (ko) * 2015-02-27 2016-07-07 김원태 가변형 과냉각 냉각고

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101205822B1 (ko) * 2005-04-27 2012-11-28 수퍼쿨러 주식회사 냉각고
KR20110089575A (ko) * 2010-02-01 2011-08-09 엘지전자 주식회사 냉장고
KR20130118952A (ko) * 2011-05-06 2013-10-30 가부시키가이샤 마스 컴퍼니 냉각고
KR101327739B1 (ko) * 2013-08-27 2013-11-11 주식회사 스노파 냉동고
KR101637816B1 (ko) * 2015-02-27 2016-07-07 김원태 가변형 과냉각 냉각고

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