EP2097695B1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

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Publication number
EP2097695B1
EP2097695B1 EP07860758.7A EP07860758A EP2097695B1 EP 2097695 B1 EP2097695 B1 EP 2097695B1 EP 07860758 A EP07860758 A EP 07860758A EP 2097695 B1 EP2097695 B1 EP 2097695B1
Authority
EP
European Patent Office
Prior art keywords
ice
refrigerating chamber
cooling air
container
refrigerator
Prior art date
Legal status (The legal status 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 status listed.)
Not-in-force
Application number
EP07860758.7A
Other languages
German (de)
English (en)
Other versions
EP2097695A4 (fr
EP2097695A1 (fr
Inventor
Ju-Hyun Kim
Jong-Min Shin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP2097695A1 publication Critical patent/EP2097695A1/fr
Publication of EP2097695A4 publication Critical patent/EP2097695A4/fr
Application granted granted Critical
Publication of EP2097695B1 publication Critical patent/EP2097695B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C1/00—Producing ice
    • F25C1/08—Producing ice by immersing freezing chambers, cylindrical bodies or plates into water
    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C1/00—Producing ice
    • F25C1/22—Construction of moulds; Filling devices for moulds
    • F25C1/24—Construction of moulds; Filling devices for moulds for refrigerators, e.g. freezing trays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
    • F25D17/065—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 with compartments at different temperatures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/04—Doors; Covers with special compartments, e.g. butter conditioners
    • 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
    • F25D25/00—Charging, supporting, and discharging the articles to be cooled
    • F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
    • F25D25/028—Cooled supporting means
    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2400/00—Auxiliary features or devices for producing, working or handling ice
    • F25C2400/10—Refrigerator units
    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2400/00—Auxiliary features or devices for producing, working or handling ice
    • F25C2400/14—Water supply
    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2500/00—Problems to be solved
    • F25C2500/08—Sticking or clogging of ice
    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25C2700/04—Level of water
    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C5/00—Working or handling ice
    • F25C5/02—Apparatus for disintegrating, removing or harvesting ice
    • F25C5/04—Apparatus for disintegrating, removing or harvesting ice without the use of saws
    • F25C5/046—Ice-crusher machines
    • 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
    • F25D23/02—Doors; Covers
    • F25D23/028—Details
    • 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
    • F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
    • F25D23/126—Water cooler
    • 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
    • F25D2317/062—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 along the inside of doors
    • 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
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/06—Refrigerators with a vertical mullion

Definitions

  • This document relates to a refrigerator.
  • a refrigerator is home appliance for storing foods in a low temerature state to maintain them in a fresh state for a long time.
  • the refrigerator comprises a refrigerating chamber maintained at a range of 1 to 4° C to store foods such as vegetables in a fresh state and a freezing chamber maintained at -18° C to store foods such meat or fish in a frozen state.
  • the refrigerator has a type wherein the freezing chamber is positioned on an upper side of the refrigerating chamber, a type wherein the freezing chamber is positioned on a lower side of the refrigerating chamber, and a type wherein the freezing chamber and the refrigerating chamber are provided to be adjacent left and right, according to an installation way.
  • the refrigerator may be sorted into a side by side door type refrigerator wherein a door is installed left and right, respectively, and a one swing door type refrigerator wherein a door is installed up and down, respectively.
  • any one side of the refrigerating chamber or the freezing chamber is provided with an ice-maker for making ice and a container for storing the made ice.
  • water stored in the ice maker is made into ice by means of a refrigerant passing through an evaporator, wherein the made ice is dropped to the container provided on a lower side of the ice maker and then stored therein.
  • the ice maker is provided in the refrigerating chamber and the container is provided in the door of the refrigerating chamber.
  • the refrigerating chamber is maintained at temperature above zero, the ice stored in the container is melted, making it possible to cause a phenomenon that the ice sticks to to each other.
  • US2005/0061018 discloses a refrigeraton according to the preamble of claim 1 having a structure for supplying ice to an outside through a dispenser provided at a door.
  • US6062037 discloses a refrigerator having refrigerated air supplying apparatus.
  • the refrigerator configured as above according to the present invention, although the container storing ice is provided at the door for the refrigerating chamber, it has an effect of preventing the phenomenon that the ice sticks to each to due to the melting of ice.
  • the present invention has an effect of preventing the phenomenon that overload is applied to the ice crusher provided in the inside of the container by preventing the phenomenon that the ice sticks to each to due to the melting of ice.
  • the present invention has an effect of preventing the damage of the components such as the motor driving the ice crusher and the blade crushing ice by preventing the phenomenon that overload is applied to the ice crusher. As a result, it has an advantage that the lifetime of the container is long so that additional cost consumed for repairing and replacing the components is not required.
  • the present invention since an end portion of a cooling duct is provided at the front of the refrigerating chamber, the present invention has an effect that an air curtain is formed by the discharged cooling air.
  • the present invention has an effect of lowering manufacturing cost of the refrigerator by using the cooling air supplied through the evaporator, without having a separate freezing maintaining apparatus for preventing the melting of ice stored in the inside of the container exposed to the refrigerating chamber
  • FIG. 1 is a front view of a refrigerator according to an embodiment of the present invention
  • FIG. 2 is a side cross-sectional view of a refrigerator according to an embodiment
  • FIG. 3 is a schematic view of a cooling air discharging structure of a refrigerator according to an embodiment of the present invention.
  • the refrigerator will be described with reference to, as one preferred embodiment, a bottom freezer type wherein a refrigerating chamber is provided on an upper side and a freezing chamber is provided on a lower side.
  • the refrigerator 10 comprises a main body 11 having a refrigerating chamber 15 and a freezing chamber 16 provided on an upper side and a lower side, respevtively, a door 12 for the refrigerating chamber opening and closing the refrigerating chamber 15, a door 13 for the freezing chamber opening and closing the freezing chamber 16.
  • the refrigerating chamber 15 and the freezing chamber 16 are separated by a barrier 111.
  • one side surface of a ceiling of the refrigerating chamber 15 is provided with a ice maker 20 and a cooling duct 18 is extended along wall and celing surfaces of the refrigerating chamber.
  • the door 12 for the refrigerating chamber is rotatably installed at front surfaces of the left and right of the main body 11, respectively.
  • a dispenser 14 capable of dispensing water and ice is installed at any one front surface of the door 12 for the refrigerating chamber 12.
  • the door 13 for the freezing chambr is provided in a drawer form and a basket 19 storing frozen foods is detachably provided at a rear surface of the door 13 for the freezing chamber
  • both sides of a rear surface of the door 13 for the freezing chamber are provided with door frams extened backward.
  • the side surfaces of the door frame and the freezing chamber 16 are connected by means of a rail member. Therefore, the door 13 for the freezing chamber is drawn out in a horizontal direction by means of the rail member.
  • the rear surface of the door 12 for the refrigerating chamber installed with the ice maker 20 is installed with an ice bank 21 storing ice. Therefore, ice made in the ice maker 20 is deiced so that it is dropped to the ice bank 21.
  • an upper surface of the ice bank 21 is opened and in the state where the door 12 for the refrigerating chamber is closed, an opening part of the ice bank 21 is positioned at a lower portion of the ice maker 20.
  • ice can be made by directly supplying cooling air to the ice maker 20 or by providing a separate refrigerant pipe.
  • the ice maker 20 can be configured of a structure having the separate refrigerant pipe.
  • the refrigerant pipe is provided in the ice maker 20
  • it has an advantage in rapidly making ice when the ice maker 20 is exposed to the cooling air for the refrigerating chamber with a relatively high temperature.
  • the ice maker provided with the refrigerant pipe may be advantageous.
  • the structure and operation of the ice maker 20 provided with the refrigerant pipe will be described in detail below with reference to the accompanying drawings.
  • the inside of the ice bank 21 should be always maintained at sub-zero temperature to prevent the melting of ice.
  • the refrigerator 10 further comprises a compressor 32 installed at a bottom surface of the freezing chamber 16 to compress a refrigerant, an evaporator 31 installed at a rear of the freezing chamber 16 to form cooing air, and a blowing fan 30 supplying the cooling air formed through the evaporator 31 to the refrigerating chamber 15 and the freezing chamber 16.
  • the refrigerator comprises a freezing duct 17 supplying the cooling air ventilated from the blowing fan 30 to the freezing chamber 16 and a cooling duct 18 supplying the cooling air to the refrigerating chamber 15.
  • the freezing duct 17 and the cooling duct 18 may be defined by the cooling air duct.
  • the freezing duct 17 is provided with a plurality of cooling air holes for discharging the cooling air to the freezing chamber 16.
  • the evaporator 31 and the blowing fan 30 are disposed in the inside of the freezing duct 17 as well as the evaporator 31 and the blowing fan 30 are disposed in a separate space of the main body 11.
  • the freezing duct 17 connected to the freezing chamber 16 may be formed separately.
  • the cooling duct 18 is extended from a space accomodating the evaporator 31 and passes through the barrier 111 and then is connected to the refrigerating chamber 15.
  • the cooling duct 18 may have a structure that it is directly communicated with the space accomodating the evaporator 31 as well as a structure that it is branched from the freezing duct 17.
  • the ice made in the ice maker 20 installed at the ceiling of the refrigerating chamber 15 is separated so that it is dropped to the ice bank 21
  • a guide extended from the ice maker 20 or the ice bank 21 may be provided so that the ice separated from the ice maker 20 is safely dropped to the ice bank 21
  • the ice bank 21 is provided with a container 211 in a cylinderical form whose upper portion is opened, an auger 212 provided at a lower side of the inside of the container to guide ice downward, a crusher 213 integrally connected to a lower end of the auger 212 to crush the ice, a motor 214 driving the crusher 213, and a shaft 215 connecting the motor 214 to the crusher 213 to transfer the rotatory power of the motor.
  • any one side of the ceiling portion of the refrigerating chamber 15 is provided with the ice maker 20.
  • the ice maker 20 is disposed at the upper side of the ice bank 21 so that the discharged ice is directly dropped to the container 211 or it is configured to drop the ice to the container 211 by means of the guide after the ice is dropped.
  • the inside of the refrigerating chamber 15 is provided a plurality of shelves on which foods are safley seated.
  • the cooling duct 18 is communicated with the space accomodating the evaporator 31, is raised along the wall surface of the refrigerating chamber 15, and is extended to the front of the refrigerating chamber 15 along the shelf 112.
  • the door 12 for the refrigerating chamber is provided as a side by side door as shown.
  • the door 13 for the freezing chamber may be provided in a drawer form, but is not limited thereto.
  • the door 13 for the freezing chamber may be also provided as the side by side door.
  • the cooling duct 18 extended to the container 211 of the ice bank 21 is extended along the bottom surface of the shelf 112 as shown, it may be extended along the upper or side surface of the shelf 112.
  • the arrangement structure of the cooling duct 18 can be properly determined according to the installation position of the ice bank 21 provided to the door 12 for the refrigerating chamber.
  • the cooling duct 18 is extended from the rear of the shelf end to the front end thereof, wherein its width may be equal to or smaller than a width of the cooling duct 18.
  • the cooling duct 18 can be extended along the side surface of the shelf 112.
  • the end of the discharge side of the cooling duct 18 is formed to be inclined at a predetermined angle so that the cooling air can be discharged downward. This is to directly dicharge the cooling air to the inside of the container 211 of the ice bookk 21. In other words, at least a portion of the cooling air passing through the evaporator 31 to be cooled at low temperature is directly discharged to the container 211, thereby preventing the phenomenon that the ice received in the inside of the container 211 sticks to due to the melting of ice.
  • FIG. 4 schematically shows a structure of a ice maker provided in a refrigerator according to an embodiment of the present invention.
  • the ice maker 20 provided in the refrigerator comprises a tray 201 storing water for making ice, a ice making pipe 40 extended to the inside of the tray 201, and a water supply apparatus for supplying water to the tray 201.
  • the water supply apparatus comprises a water pail 42 storing water, a pump 41 pumping the water in the inside of the water pail 42, and a water pipe 43.
  • a dispenser connecting pipe 44 can be branched from any one side of the water pipe 43 and a switching valve 45 is installed at the branch point to selectively control a flow direction of water. More specifically, the dispenser connecting pipe 44 is extended to the dispenser so tha a user can dispense portable water. And, a ratating axis 202 is extended to both sides of the tray 201.
  • the water pail 42 may be buried in the inside of the body 11 or provided at one side of the wall surface of the refrigerating chamber.
  • the ice making pipe 40 is a pipe in which a portion of the refrigerant performing a refrigerant cycle flows.
  • the pipe is curved and bent several times to form projecting parts 401 as shown.
  • the projecting part 401 may be formed at a length that can be submerged in water supplied to the tray 201.
  • portable water for making ice is first supplied from an outside water pipe to the water pail 42. And, when the ice making process starts, the pump 41 is operated so that the water stored in the water pail 42 is supplied to the tray 201. And, when the water supplied to the tray 201 reaches a set water level, the supply of water stops and the refrigerant in low temperature and low pressure flows in the refrigerant pipe 40.
  • the refrigerant pipe 40 is formed in a structure that a portion of the pipes configuring a freezing cycle is branched to be extended the tray 201.
  • the refrigerant pipe may be formed in a structure that it is branched from any point of the pipe connected to an inlet side of the evaporator 31 to be extended to the tray 201. And, the refrigerant pipe 40 may be connected back to an outlet side of the compressor 32.
  • the ice making should be completed before the ice formed in the projection 401 contacts the ice formed at the neighboring projection 401. And, water remaining in the tray 201 is removed.
  • a method of removing the remain water there may be a method of removing the remain water by a rotation of the tray 201 or a method of removing the remain water by a connection of a separate drain pump. And, if the remain water is completed, the tray 201 is rotated at 180° and in this state, the ice from the refrigerant pipe 400 is deiced.
  • a method of deicing the ice from the refrigerant pipe 400 there may be a method of flwoing a high temperature of refrigerant in the refrigerant pipe 400 in the deicing process or a method of heating the refrigerant pipe 400 by attaching a heater to the surface of the refrigerant pipe 400.
  • the deiced ice is directly dropped to the ice bank 21 or dropped thereto by means of the guide. And, the ice dropped to the ice bank 21 is maintained at sub-zero temperature by means of the cooling air supplied from the cooling duct 18 or an auxiliary duct 28. In other words, the phenomenon that a lump of ice stored in the ice bank 21 sticks to each other due to the melting of ice is prevented.
  • the ice maker 20 with the structure that the refrigerant pipe is extended to the inner space of the tray 201 can perform a rapid ice making even when it is directly exposed to the cooling air for the refrigerating chamber. Therefore, a separate heat insulating wall or heat insulating case structure for preventing the ice maker 20 from being exposed to the cooling air for the refrigerating chamber is not needed.

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

Claims (7)

  1. Réfrigérateur, comprenant :
    un corps principal (11) ayant une chambre de congélation (16), un évaporateur (31) prévu à l'arrière de la chambre de congélation et une chambre de réfrigération (15) prévue sur un côté supérieur de la chambre de congélation ;
    une porte (12) ouvrant et fermant la chambre de réfrigération ;
    une étagère (112) prévue à l'intérieur de la chambre de réfrigération ;
    une machine à glaçons (20) prévue à l'intérieur de la chambre de réfrigération ;
    un récipient (21) prévu au niveau d'une surface arrière de la porte et stockant de la glace dans celui-ci ;
    ledit réfrigérateur étant caractérisé par :
    un conduit d'air de refroidissement (18) s'étendant le long de la surface arrière de la chambre de réfrigération et de l'étagère (112), dont une extrémité est en communication avec un espace recevant l'évaporateur et l'autre extrémité est positionnée au niveau d'une extrémité avant de l'étagère (112) ;
    ladite autre extrémité du conduit d'air de refroidissement (18) comporte un trou de décharge ; et
    dans lequel l'autre extrémité du conduit d'air de refroidissement (18) est positionnée à un emplacement plus élevé qu'une partie d'ouverture du récipient, et a une surface inclinée vers le bas pour décharger l'air froid dans le récipient.
  2. Réfrigérateur selon la revendication 1, comprenant en outre une paroi de séparation (111) séparant la chambre de réfrigération et la chambre de congélation,
    dans lequel le conduit d'air de refroidissement pénètre à travers la paroi de séparation pour s'étendre vers la chambre de réfrigération.
  3. Réfrigérateur selon la revendication 1, dans lequel le conduit d'air de refroidissement (18) est configuré pour avoir une largeur inférieure ou égale à celle de l'étagère.
  4. Réfrigérateur selon la revendication 1, dans lequel la machine à glaçons (20) comprend :
    un plateau configuré pour recevoir de l'eau pour fabriquer de la glace ; et
    un serpentin réfrigérant s'étendant vers un espace intérieur du plateau,
    dans lequel la glace est directement générée sur une surface du serpentin réfrigérant.
  5. Réfrigérateur selon la revendication 4, dans lequel la machine à glaçons (20) est installée au niveau d'une surface de plafond de la chambre de réfrigération.
  6. Réfrigérateur selon la revendication 1, dans lequel le conduit d'air de refroidissement (18) est installé au niveau d'un côté quelconque des surfaces supérieure, inférieure et latérale de l'étagère.
  7. Réfrigérateur selon la revendication 5, comprenant en outre un élément de guidage qui s'étend depuis un côté supérieur du récipient (21) ou depuis la machine à glaçons, de manière à guider la glace tombée de la machine à glaçons à l'intérieur du récipient.
EP07860758.7A 2006-12-28 2007-12-28 Réfrigérateur Not-in-force EP2097695B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020060136169A KR20080061173A (ko) 2006-12-28 2006-12-28 냉장고
PCT/KR2007/006981 WO2008082213A1 (fr) 2006-12-28 2007-12-28 Réfrigérateur

Publications (3)

Publication Number Publication Date
EP2097695A1 EP2097695A1 (fr) 2009-09-09
EP2097695A4 EP2097695A4 (fr) 2015-10-14
EP2097695B1 true EP2097695B1 (fr) 2016-08-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP07860758.7A Not-in-force EP2097695B1 (fr) 2006-12-28 2007-12-28 Réfrigérateur

Country Status (4)

Country Link
US (1) US20100000249A1 (fr)
EP (1) EP2097695B1 (fr)
KR (1) KR20080061173A (fr)
WO (1) WO2008082213A1 (fr)

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KR101613415B1 (ko) * 2010-01-04 2016-04-20 삼성전자 주식회사 제빙유닛 및 이를 구비하는 냉장고
KR101732166B1 (ko) * 2015-06-18 2017-05-02 동부대우전자 주식회사 냉장고 및 그 제조 방법
US10712074B2 (en) * 2017-06-30 2020-07-14 Midea Group Co., Ltd. Refrigerator with tandem evaporators

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GB1158765A (en) * 1966-05-20 1969-07-16 Pietro Bartolini-Salimbe Vival Apparatus for making Ice Blocks
US4199956A (en) * 1978-10-04 1980-04-29 Lunde Howard L Ice cube making machine
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Also Published As

Publication number Publication date
US20100000249A1 (en) 2010-01-07
KR20080061173A (ko) 2008-07-02
WO2008082213A1 (fr) 2008-07-10
EP2097695A4 (fr) 2015-10-14
EP2097695A1 (fr) 2009-09-09

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