EP3507553B1 - Kühlschrank - Google Patents

Kühlschrank Download PDF

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Publication number
EP3507553B1
EP3507553B1 EP18736521.8A EP18736521A EP3507553B1 EP 3507553 B1 EP3507553 B1 EP 3507553B1 EP 18736521 A EP18736521 A EP 18736521A EP 3507553 B1 EP3507553 B1 EP 3507553B1
Authority
EP
European Patent Office
Prior art keywords
door
electric wire
inner door
outer door
main body
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.)
Active
Application number
EP18736521.8A
Other languages
English (en)
French (fr)
Other versions
EP3507553A1 (de
EP3507553A4 (de
Inventor
Jeong Hyun Lee
Seang Won LEE
Yang-Yeol Gu
Seok Jun Yoon
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Priority claimed from PCT/KR2018/000102 external-priority patent/WO2018128377A1/en
Publication of EP3507553A1 publication Critical patent/EP3507553A1/de
Publication of EP3507553A4 publication Critical patent/EP3507553A4/de
Application granted granted Critical
Publication of EP3507553B1 publication Critical patent/EP3507553B1/de
Active 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
    • 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
    • F25D23/02—Doors; Covers
    • F25D23/025—Secondary closures
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D11/00—Additional features or accessories of hinges
    • E05D11/0081—Additional features or accessories of hinges for transmitting energy, e.g. electrical cable routing
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D5/00—Construction of single parts, e.g. the parts for attachment
    • E05D5/10—Pins, sockets or sleeves; Removable pins
    • E05D2005/102—Pins
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D3/00—Hinges with pins
    • E05D3/02—Hinges with pins with one pin
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
    • E05Y2900/31—Application of doors, windows, wings or fittings thereof for domestic appliances for 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
    • F25D2323/00—General constructional features not provided for in other groups of this subclass
    • F25D2323/02—Details of doors or covers not otherwise covered
    • F25D2323/023—Door in door constructions
    • 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
    • F25D2323/02—Details of doors or covers not otherwise covered
    • F25D2323/024—Door hinges
    • 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
    • F25D2400/36—Visual displays
    • 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
    • F25D2400/40—Refrigerating devices characterised by electrical wiring

Definitions

  • Embodiments of the present disclosure relate to a refrigerator, and more particularly, to a refrigerator with an improved door structure.
  • a refrigerator is a home appliance capable of freshly storing foods by providing a storage compartment configured to store the foods and a cold air supply device configured to supply cold air to the storage compartment.
  • a refrigerator may be classified according to the type of storage compartment and type of door.
  • top mounted freezer (TMP) type refrigerators in which a storage compartment is divided into an upper portion and a lower portion by a horizontal partition wall to form a freezing compartment at an upper side of the storage compartment and a refrigerating compartment at a lower side thereof
  • BMF bottom mounted freezer
  • SBS side-by-side
  • FDR French door type refrigerator
  • a storage compartment is divided into an upper portion and a lower portion by a horizontal partition to form a refrigerating compartment at an upper side of the storage compartment and a freezing compartment at a lower side thereof, wherein the refrigerating compartment at the upper side is opened and closed by a pair of doors.
  • Examples of refrigerators with door wiring are shown in WO2016/175563 and EP1821052 .
  • a refrigerator includes a main body having a storage compartment; an inner door rotatably provided at the main body; and an outer door configured to open and close the storage compartment together with the inner door and rotatably provided at the inner door, wherein the inner door includes a connector seating portion disposed at an upper portion of the inner door and configured to connect a first electric wire, which is separably connected to a main body electric wire of the main body and disposed to pass through the inner door, to a second electric wire extending from the outer door to the inner door.
  • the inner door and the outer door may move between an open state for opening the storage compartment, a closed state for sealing the storage compartment, and a partially open state in which the outer door is opened from the inner door, and, when the inner door and the outer door move between the open state, the closed state, and the partially open state, lengths of the first and second electric wires from the main body and the outer door to the connector seating portion may be kept constant.
  • the connector seating portion may form a seating space in which a first connector of the first electic wire and a second connector of the second electric wire are separably coupled.
  • the outer door may be provided such that the first and second connectors separate from each other in the connector seating portion such that the outer door becomes electrically disconnected from the inner door.
  • the inner door may further include a hinge assembly connected to the connector seating portion and configured to form a center of rotation of the outer door.
  • the hinge assembly may guide the second electric wire from the center of rotation of the outer door to the connector seating portion.
  • the hinge assembly may form a guide space from the center of rotation of the outer door to the connector seating portion so as to prevent the second electric wire from being exposed to the outside.
  • the hinge assembly may be configured to space apart the center of rotation of the outer door from the inner door.
  • the outer door may include an assembly insertion portion formed at a surface facing the inner door and provided to allow the hinge assembly to be inserted thereinto so as not to interfere with a rotation of the inner door.
  • the first electric wire is configured to be disconnected from either the main body electric wire or the second electric wire such that the inner door or the outer door may be configured to be selectively separable.
  • the outer door may be provided to be separable from the inner door together with the second electric wire, and the inner door may be provided to be separable from the main body together with the first electric wire.
  • the outer door may further include a display device provided at a front surface thereof and configured to be able to output an image, and the second electric wire may be coupled to the display device.
  • the outer door may be provided to cover a front surface of the inner door.
  • a refrigerator in accordance with another aspect of the present disclosure, includes a main body having a storage compartment; an inner door rotatably installed at the main body and having an inner electric wire connected to a main body electric wire of the main body and configured to pass through the inner door; and an outer door connected to an electric device of the outer door having an outer electric wire provided to be separable from the inner electric wire and rotatably provided at the inner door, wherein the inner electric wire disconnects from either the main body electric wire or the outer electric wire such that the inner door or the outer door is configured to be selectively separable.
  • the outer door may be provided to be separable from the inner door together with the outer electric wire
  • the inner door may be provided to be separable from the main body together with the inner electric wire
  • the refrigerator further includes a connector seating portion formed at an upper portion of the inner door to form a space in which a first connector of the outer electric wire and a second connector of the inner electric wire are coupled.
  • the inner door and the outer door may move between an open state for opening the storage compartment, a closed state for sealing the storage compartment, and a partially open state in which the outer door is opened from the inner door, and, when the inner door and the outer door move between the open state, the closed state, and the partially open state, lengths of the inner and outer electric wires from the main body and the outer door to the connector seating portion may be kept constant.
  • the connector seating portion may form a seating space in which a first connector of the inner electric wire and a second connector of the outer electric wire are separably coupled.
  • the outer door may be provided such that the first and second connectors separate from each other in the connector seating portion such that the outer door becomes electrically disconnected from the inner door.
  • the outer door may further include a hinge assembly having a guide space extending from a center of rotation of the outer door to the connector seating portion so as to prevent the outer electric wire from being exposed to the outside, connected to the connector seating portion, and configured to form the center of rotation of the outer door.
  • connection between the electronic device and the refrigerator is improved such that durability of the electric wires can be improved.
  • connections between the electric wires are improved so as not to be influenced by the rotational movement of the door such that durability of the electric wires can be improved.
  • exposure of the electric wires can be minimized such that damage from external influences can be significantly reduced.
  • the display device is applied to the door such that user convenience can be improved.
  • an arrangement structure of electric components is improved such that space efficiency can be improved and heat insulation efficiency of the refrigerator can be improved.
  • FIGS. 1 through 30 discussed below, and the various embodiments used to describe the principles of the present disclosure in this patent document are by way of illustration only and should not be construed in any way to limit the scope of the disclosure. Those skilled in the art will understand that the principles of the present disclosure may be implemented in any suitably arranged system or device.
  • the terms used herein are used to describe the embodiments and are not intended to restrict and/or limit the present disclosure. Unless the context clearly dictates otherwise, the singular form includes the plural form.
  • the terms "comprising,” “having,” or the like are used to specify that a feature, a number, a step, an operation, a component, an element, or a combination thereof described herein exists, and they do not preclude the presence or addition of one or more other features, numbers, steps, operations, components, elements, or combinations thereof.
  • first component may be referred to as a second component
  • second component may also be referred to as a first component
  • and/or includes a combination of a plurality of related listed items and any one item of the plurality of related listed items.
  • FIG. 1 is a perspective view of a refrigerator according to one embodiment of the present disclosure
  • FIG. 2 is a perspective view illustrating a state in which a door of the refrigerator according to one embodiment of the present disclosure is opened.
  • a refrigerator 1 includes a main body 10, a storage compartment 20 formed inside the main body 10 and comparted into upper and lower portions, a door 30 configured to open and close the storage compartment 20, and a cold air supply device (not shown) configured to supply cold air to the storage compartment 20.
  • the main body 10 may include an inner case 12 configured to form the storage compartment 20, an outer case 14 connected to the outside of the inner case 12 to form an exterior of the main body 10, and insulation (not shown) to be foamed between the inner case 12 and the outer case 14 to insulate the storage compartment 20.
  • a main body cover 76 may be provided at an upper portion of the main body 10 to prevent a configuration of a power supply unit, a control unit, or the like, which is not shown, from being exposed to the outside.
  • the cold air supply device may generate cold air using a cooling cycle that compresses, condenses, expands, and evaporates a refrigerant.
  • a front surface of the storage compartment 20 may be provided to be open, and the storage compartment 20 may be comparted into a refrigerating compartment 22 at an upper side thereof and a freezing compartment (not shown) at a lower side thereof by a horizontal partition wall 25.
  • the refrigerating compartment 22 may be opened and closed by a pair of doors 30 and 40 rotatably coupled to the main body 10, and the freezing compartment may also be opened and closed by a pair of doors 50 rotatably coupled to the main body.
  • the shapes of the doors 30, 40, and 50 are not limited, and a sliding door configured to slide to open and close may be applied thereto.
  • the pair of doors 30 and 40 configured to open and close the refrigerating compartment 22 may be laterally disposed thereat.
  • the door 30 disposed at a right side in the drawing is referred to as a first door 30, and the door 40 disposed at a left side therein is referred to as a second door 40.
  • the first and second doors 30 and 40 of the refrigerating compartment 22 are referred to as upper doors 30 and 40, and the doors 50 of the freezing compartment are referred to as a lower door 50.
  • a first door handle 38 is grippably provided at the first door 30 to open and close the first door 30, and a second door handle 48 is grippably provided at the second door 40 to open and close the second door 40. Further, a lower door handle 58 is grippably provided at the lower door 50 to open and close the lower door 50.
  • the first door 30 may open and close a right side portion of the refrigerating compartment 22, and the second door 40 may open and close the remaining portion of the refrigerating compartment 22.
  • a door shelf 35 may be provided at a rear surface of each of the first door 30 and the second door 40 to receive foods.
  • the door shelf 35 may include a shelf supporter 35a extending vertically from the first and second doors 30 and 40 to support the door shelf 35 at left and right sides thereof.
  • the shelf supporter 35a may be separably provided at each of the doors 30, 40, and 50 as a separate configuration, and, in this embodiment, the shelf supporter 35a is provided to be formed to extend from each of the doors 30, 40, and 50.
  • a gasket 36 may be provided at an edge of the rear surface of each of the first door 30 and the second door 40 to seal a gap between the main body 10 and the first and second doors 30 and 40 in a state in which the first and second doors 30 and 40 are closed.
  • the gasket 36 may be installed in a form of a loop along the edge of the rear surface of each of the first door 30 and the second door 40, and a magnet (not shown) may be include inside the gasket 36.
  • a gap may occur between the first door 30 and the second door 40, and thus a bar assembly (not shown) may be provided to seal the gap.
  • FIG. 3 is an exploded view of some components of the refrigerator according to one embodiment of the present disclosure
  • FIG. 4 is an exploded view of a door of the refrigerator according to one embodiment of the present disclosure.
  • the first door 30 may include a first inner door 31 and a first outer door 32.
  • the second door 40 is shown to be formed as a single door, but the present disclosure is not limited thereto, and, like the first door 30, the second door 40 may be configured to be divided into a second inner door and a second outer door.
  • the first door 30 may include the first inner door 31 rotatably provided at the main body 10, and the first outer door 32 rotatably provided at the first inner door 31.
  • the first outer door 32 may be configured to cover a front surface of the first inner door 31.
  • the door shelf 35, the shelf supporter 35a, and the gasket 36, which are described above, may be formed at the first inner door 31.
  • Each of an outer case 31a and an inner case 31b of the first inner door 31 may have a quadrangular frame shape, and may include a door opening 33 having an open interior.
  • the first outer door 32 may be configured to cover the door opening 33 of the first inner door 31.
  • the first outer door 32 may include a protruding door surface 39 formed on a surface of the first outer door 32 facing the first inner door 31 to protrude toward a rear side of the first outer door 32.
  • the protruding door surface 39 is configured to correspond to the door opening 33 of the first inner door 31, and, when the first outer door 32 is placed at a position closing the first inner door 31, the protruding door surface 39 is configured to cover the door opening 33.
  • the protruding door surface 39 may protrude toward the rear side of the first outer door 32 therefrom to allow the insulation to be easily disposed inside the first outer door 32. That is, a thickness of the first outer door 32 at a portion at which the protruding door surface 39 is disposed inside the first outer door 32 may be thicker than that of an adjacent portion thereof such that insulation performance of the first outer door 32 can be enhanced.
  • the first inner door 31 is referred to as an inner door 31, and the first outer door 32 is referred to as an outer door 32. Further, the following description will be made with respect to the first door 30, but the present disclosure is not limited thereto, and the following description may also be applied to the second door 40.
  • the first door 30 is referred to as a door 30.
  • the refrigerator 1 may include a display device 60 having an input and output function.
  • the display device 60 may be installed at the front surface of the door 30.
  • a display installation portion 34 may be formed to be recessed at the front surface of the door 30 to allow the display device 60 to be installed thereon. Since the display device 60 is formed in a substantially quadrangular shape, the display installation portion 34 may also be formed in a quadrangular shape.
  • FIG. 5 is a diagram illustrating a coupling between doors of the refrigerator according to one embodiment of the present disclosure
  • FIG. 6 is an exploded perspective view illustrating the coupling between the doors of the refrigerator according to one embodiment of the present disclosure
  • FIG. 7 is a diagram illustrating an arrangement of electric wires inside an inner door of the refrigerator according to one embodiment of the present disclosure.
  • the refrigerator 1 may include an electric wire 62 connecting the door 30 to the main body 10 for an electronic device installed at the door 30.
  • the electric wire 62 may include a first electric wire 64 extending from a main body electric wire 77 of the main body 10 (See, FIG. 2 ) to the inner door 31, and a second electric wire 66 extending from the outer door 32 to the inner door 31.
  • the first electric wire 64 may be separably connected to the main body electric wire 77, and may be provided to pass through the inner door 31.
  • the second electric wire 66 may be separably connected to the first electric wire 64, and may extend from the outer door 32 to the inner door 31.
  • the first and second electric wires 64 and 66 may be referred to as an inner electric wire 64 and an outer electric wire 66, respectively.
  • the first and second electric wires 64 and 66 may include connectors 64a and 66a configured to mutually connect the first and second electric wires 64 and 66. That is, the first and second electric wires 64 and 66 may include first and second connectors 64a and 66a, respectively.
  • the door 30 may include a connector seating portion 37 to connect the first and second electric wires 64 and 66.
  • the first and second connectors 64a and 66a formed at ends of the first and second electric wires 64 and 66, respectively, may be configured to connect to each other at the connector seating portion 37.
  • the connector seating portion 37 may be formed at an upper portion of the inner door 31 to form a seating space 37a at an upper surface of the inner door 31. In the seating space 37a, the first and second connectors 64a and 66a may be separably coupled to each other.
  • the connector seating portion 37 may be formed to be recessed at the upper surface of the inner door 31.
  • the connector seating portion 37 is described to be disposed at the upper surface of the inner door 31, but the present disclosure is not limited thereto, and the connector seating portion 37 may be disposed at an upper surface of the outer door 32.
  • the first electric wire 64 may be configured to be guided by a hinge assembly 80, which will be described below, to reach the connector seating portion 37 provided at the outer door 32.
  • the first electric wire 64 may be separably connected to the main body electric wire 77 of the main body 10, and may be connected to a controller (not shown) or a power supply device (not shown) that is connected to the main body electric wire 77.
  • the first electric wire 64 may extend to the inner door 31 to be connected to the second electric wire 66.
  • the second electric wire 66 may be configured to be connected to an electric device installed at the outer door 32.
  • the second electric wire 66 may be connected to the display device 60 to transmit information between the display device 60 and the controller, or to supply power to the display device 60.
  • the outer door 32 may be easily separated from the inner door 31. That is, when the outer door 32 is separated from the inner door 31, the first and second connectors 64a and 66a of the first and second electric wires 64 and 66, which are seated in the connector seating portion 37, separate from each other such that an electrical connection may become disconnected or released and the outer door 32 may become physically separated from the inner door 31.
  • each of the first and second electric wires 62 are described as a single electric wire, a plurality of first and second electric wires 62 may be formed and applied.
  • the main body electric wire 77 and the first and second electric wires 64 and 66 may be connected in series. That is, the main body electric wire 77, the first electric wire 64, and the second electric wire 66 may be provided to be sequentially connected.
  • the outer door 32 is provided to be separable from the inner door 31 together with the second electric wire 66, and the inner door 31 is provided to be separable from the main body 10 together with the first electric wire 64.
  • the inner door 31 or the outer door 32 may be configured to be selectively separable. That is, by disconnecting the main body electric wire 77 from the first electric wire 64, the inner door 31 is in a state of being separable from the main body 10. Since the outer door 32 is coupled to the inner door 31, both the inner door 31 and the outer door 32 are in a state of being separable from the main body 10 through the above-described process. Further, by disconnecting the second electric wire 66 from the first electric wire 64, the outer door 32 is in a state of being separable from the inner door 31.
  • the inner door 31 and the outer door 32 may be sequentially coupled to the main body 10, or may be coupled to the main body 10 in a state in which the inner door 31 and the outer door 32 are coupled to each other.
  • a separation of the door 30 from the main body 10 may be performed in an order opposite to that in which the door 30 is coupled to the main body 10.
  • the refrigerator 1 may include a door hinge 70 (See, FIG. 3 ).
  • the door hinge 70 may include a door hinge bracket 72, and a hinge rotating shaft 74 formed at the door hinge bracket 72.
  • the door hinge bracket 72 is installed at the main body 10, and the door 30 is configured to be rotated relative to the hinge rotating shaft 74.
  • a hinge hole 31c corresponding to the hinge rotating shaft 74 may be formed at the inner door 31, and the hinge rotating shaft 74 may be configured to be inserted into the hinge hole 31c of the inner door 31 to allow the inner door 31 to be rotated on the basis of the hinge rotating shaft 74.
  • the hinge rotating shaft 74 may be disposed to be spaced apart from the main body 10 to prevent interference therewith when the inner door 31 is rotated.
  • the door 30 may include the hinge assembly 80.
  • the hinge assembly 80 may be a component of the inner door 31.
  • the hinge assembly 80 may be connected to the connector seating portion 37, and may be configured to form a center of rotation of the outer door 32.
  • the hinge assembly 80 may be configured to guide the second electric wire 66 from the center of rotation of the outer door 32 to the connector seating portion 37.
  • the hinge assembly 80 may include a hinge bracket 82.
  • the hinge bracket 82 is provided at one door 30 of the inner door 31 and the outer door 32, and is configured to allow the other door 30 to be rotatable.
  • the hinge bracket 82 is installed at the inner door 31, and the outer door 32 is configured to be rotated on the basis of a rotational shaft 83 formed at the hinge bracket 82.
  • the hinge bracket 82 may be installed at the outer door 32, and the rotational shaft 83 formed at the hinge bracket 82 may be configured to be coupled to the inner door 31 to allow the outer door 32 to be rotated relative to the inner door 31.
  • the hinge bracket 82 may be disposed adjacent to the connector seating portion 37.
  • the hinge bracket 82 may include a hinge body 82a and the rotational shaft 83.
  • the hinge body 82a is formed to be fixed at the inner door 31 and to protrude toward the outer door 32.
  • the hinge body 82a may be formed of a metal to support a weight of the outer door 32 and to stably support an operation of the outer door 32.
  • the rotational shaft 83 may have a hollow portion 84 and may be provided at the hinge body 82a to allow the outer door 32 to be rotatable.
  • the rotational shaft 83 may be configured to be inserted into a rotational hole 32a of the outer door 32 (See, FIG. 3 ) to allow the outer door 32 to be rotated on the basis of the rotational shaft 83.
  • the rotational shaft 83 may be disposed to be spaced apart from the inner door 31 to prevent interference therewith when the outer door 32 is rotated. That is, the hinge assembly 80 may be configured such that the rotation center of the outer door 32 is spaced apart from the inner door 31.
  • the outer door 32 may include an assembly insertion portion 89 formed at a surface facing the inner door 31. Since the hinge assembly 80 is provided to protrude from the inner door 31, the assembly insertion portion 89 is provided to allow the hinge assembly 80 to be inserted thereinto so the inner door 31 does not interfere with the rotation of the outer door 32.
  • the second electric wire 66 may be configured to pass through the hollow portion 84 of the rotational shaft 83. That is, it may be configured such that one side of the second electric wire 66 is connected to the display device 60, and the other side thereof extends to pass through the hollow portion 84 of the rotational shaft 83. Since the hinge bracket 82 is formed of a rigid body, a distance, an angle, and an arrangement between the rotational shaft 83 and the connector seating portion 37 may be kept constant even though the door 30 is being rotated. That is, even when the inner door 31 or the outer door 32 is being rotated, the distance, the angle, and the arrangement between the rotational shaft 83 and the connector seating portion 37 may be kept constant. With such a configuration, the second electric wire 66 passing through the hollow portion 84 of the rotational shaft 83 may extend to the connector seating portion 37 without being affected by a rotational movement of the door 30.
  • the hinge assembly 80 may include a hinge cover 86.
  • the hinge cover 86 may be configured to cover at least a portion of the hinge body 82a and cover the connector seating portion 37.
  • the hinge cover 86 may be configured such that one side of the hinge cover 86 is open to cover the hinge bracket 82 and the connector seating portion 37.
  • An interior of the hinge cover 86 may be recessed to form a guide space 87.
  • the hinge cover 86 may be configured to cover at least a portion of the rotational shaft 83, cover the connector seating portion 37, and form the guide space 87 extending from the rotational shaft 83 to the connector seating portion 37.
  • a shape of the guide space 87 formed inside the hinge assembly 80 is not limited to a particular shape, and the shape thereof may employ any configuration that prevents the second electric wire 66 from being exposed to the outside and guides the second electric wire 66 from the center of rotation of the outer door 32 to the connector seating portion 37.
  • the second electric wire 66 may passes through the hollow portion 84 of the rotational shaft 83, and may extend to the connector seating portion 37 through the guide space 87 formed by the hinge cover 86 and the hinge bracket 82. That is, the hinge cover 86 may guide the second electric wire 66 from the hollow portion 84 to the connector seating portion 37.
  • the first electric wire 64 may be configured to extend from the main body 10 to pass through a hollow portion 74a formed in the hinge rotating shaft 74.
  • the first electric wire 64 may pass through the hollow portion 74a and a lower portion of the upper surface of the inner door 31 to extend to the connector seating portion 37.
  • the first electric wire 64 extending to the connector seating portion 37 may be connected to the second electric wire 66 extending to the connector seating portion 37.
  • FIGS. 8 , 9, and 10 are diagrams illustrating operations of the refrigerator 1 according to one embodiment of the present disclosure.
  • FIG. 8 illustrates a state in which both of the outer door 32 and the inner door 31 are closed
  • FIG. 9 illustrates a state in which the outer door 32 is opened and the inner door 31 is closed
  • FIG. 10 illustrates a state in which the inner door 31 is opened with respect to the main body 10 and the outer door 32 is opened with respect to the inner door 31.
  • both of the inner door 31 and the outer door 32 may operate in an open state with respect to the main body 10.
  • a state of the door 30 in FIG. 8 may be referred to as a closed state 30a
  • a state of the door 30 in FIG. 9 may be referred to as a partially open state 30b
  • a state of the door 30 in FIG. 10 may be referred to as an open state 30c.
  • the inner door 31 and the outer door 32 may be separated from each other, or they may operate together in an open state with respect to the main body 10.
  • the inner door 31 is rotatably provided at the main body 10 by the door hinge 70, and the outer door 32 is rotatably provided at the inner door 31 by the hinge assembly 80.
  • the outer door 32 is separated from the inner door 31 and is rotated on the basis of the rotational shaft 83 of the hinge assembly 80. Since the hinge assembly 80 is installed at the inner door 31, the hinge assembly 80 is fixed to the inner door 31 without moving even when the outer door 32 is rotated.
  • the distance, angle, and arrangement between the rotational shaft 83 of the hinge assembly 80 and the connector seating portion 37 may be kept constant even when the door 30 is being rotated, so that the second electric wire 66 extending from the rotational shaft 83 of the outer door 32 to the connector seating portion 37 may not be affected by the operation of the door 30. Further, a length of each of the first and second electric wires 64 and 66 may be kept constant while the door 30 is moved between the open state 30c, the closed state 30a, and the partially open state 30b.
  • the second electric wire 66 is connected to the first electric wire 64 without being affected by the operations of the outer door 32 and the inner door 31, power may be stably supplied to electronic devices installed at the outer door 32, and a signal transmission between the electronic devices and a controller may be smoothly performed.
  • the second electric wire 66 is not affected by repetitive rotational operations of the door 30 such that durability of the second electric wire 66 can be improved.
  • FIG. 11 is a perspective view of a door of a refrigerator according to another embodiment of the present disclosure
  • FIG. 12 is an exploded perspective view illustrating some components of the door of the refrigerator according to another embodiment of the present disclosure
  • FIG. 13 is a diagram of the door of the refrigerator according to another embodiment of the present disclosure when viewed from an upper side of the door
  • FIG. 14 is an exploded perspective view illustrating some components of the door of the refrigerator according to another embodiment of the present disclosure.
  • a door 40 may include an installation portion 90.
  • the installation portion 90 may be provided to be recessed at an upper portion of the door 40 to form an installation space 92 in which a printed circuit board 99 is installed.
  • the door 40 provided with the installation portion 90 is described as the second door 40, but the present disclosure is not limited thereto, and the installation portion 90 may be formed at the first door 30 at which the display device 60 is installed.
  • the second door 40 is referred to as the door 40.
  • the installation portion 90 may be formed at the upper portion of the door 40.
  • the installation portion 90 may be configured to form a body of the door 40 at the upper portion thereof together with an outer door case 44 and an inner door case 45 of the door 40.
  • the installation portion 90 may be formed at an upper surface plate 46 forming an upper surface of the door 40.
  • the installation portion 90 may be integrally formed with the upper surface plate 46.
  • the present disclosure is not limited thereto, and the installation portion 90 may also be formed as a separate configuration from the upper surface plate 46.
  • the installation portion 90 may include a rim portion 91 formed along a rim of the installation portion 90 and formed to be higher than an upper surface of an adjacent upper surface plate 46.
  • the rim portion 91 may be formed to be higher than the upper surface of an adjacent door 40 such that water, which may be accumulated on the upper surface of the upper surface plate 46, may be prevented from flowing into the installation space 92.
  • the installation portion 90 may be formed to be recessed from the upper surface of the door 40 to form the installation space 92.
  • the installation portion 90 may be configured such that an opening is formed at one side of the installation portion 90 to allow the printed circuit board 99 to be inserted thereinto and withdrawn therefrom.
  • the installation portion 90 may be formed such that a width in a second direction W2, which is the left-right direction of the door 40, is larger than that in a first direction W1, which is the front-rear direction of the door 40. That is, the installation space 92 may be configured such that the width in the second direction W2 is larger than that in the first direction W1.
  • the installation portion 90 may include a guide rail 96 formed in a depth direction of the installation space 92.
  • the guide rail 96 may be formed in the depth direction of the installation space 92, and may be formed to be recessed on an inner surface of a body of the installation portion 90.
  • the guide rail 96 is configured to guide insertion of the printed circuit board 99.
  • the printed circuit board 99 may have a substantially plate shape.
  • the installation portion 90 has the above-described configuration so that the printed circuit board 99 is inserted into the door 40 in parallel with front and rear surfaces of the door 40, and a dimension of the printed circuit board 99 may not be limited by a width in the front-rear direction of the door 40.
  • the installation portion 90 may include a reinforcing rib 98.
  • the reinforcing rib 98 may be formed on an outer surface of the body of the installation portion 90. At least one reinforcing rib 98 may be provided on the outer surface of the body of the installation portion 90. In the present embodiment, a plurality of reinforcing ribs 98 are disposed to be spaced apart from one another and to be in parallel therewith. The reinforcing rib 98 may connect a lower surface of the upper surface plate 46 of the door 40 to the outer surface of the installation portion 90 such that durability of the installation portion 90 can be improved.
  • the present disclosure is not limited to the description above, and the reinforcing rib 98 may be formed on only the outer surface of the installation portion 90 irrespective of the upper surface plate 46.
  • a foaming agent for insulation of the door 40 is impregnated into an interior formed by the installation portion 90, the upper surface plate 46, the outer case 14, and the inner case 12, and the reinforcing rib 98 may prevent deformation of the installation portion 90 caused by an impregnation pressure.
  • the installation portion 90 forms the body of the door 40 in association with the upper surface plate 46, and the outer door case 44, and the inner door case 45 of the door 40.
  • FIG. 15 is a cross-sectional view of a door of a refrigerator according to still another embodiment of the present disclosure
  • FIG. 16 is a perspective view of some components of the door of the refrigerator according to still another embodiment of the present disclosure
  • FIG. 17 is an enlarged view of a portion A in FIG. 16
  • FIG. 18 is a partial cross-sectional view of the door of the refrigerator according to still another embodiment of the present disclosure.
  • a refrigerator 1 may include a display device 60 having an input and output function.
  • the display device 60 may be installed at a front surface of a door 30.
  • a display installation portion 134 may be formed to be recessed at the front surface of the door 30 to allow the display device 60 to be installed thereon. Since the display device 60 is formed in a substantially quadrangular shape, the display installation portion 134 may also be formed in a quadrangular shape.
  • the display installation portion 134 may include a heat dissipator 135 facing a rear surface of the display device 60 and configured to dissipate heat generated in the display device 60.
  • the heat dissipator 135 may be provided to have a dimension corresponding to the rear surface of the display device 60.
  • the heat dissipator 135 may form a gap between the display device 60 and the heat dissipator 135.
  • the display device 60 generates heat while performing the input and output function, and the heat dissipator 135 receives and dissipates the heat generated from the display device 60 by spreading the heat to the entire door 30.
  • the heat dissipator 135 may be formed of a metal.
  • a display installation portion 34 may include an installation case 136 coupled to a rim of the heat dissipator 135 and forming a depth of an installation space of the display installation portion 34.
  • the installation case 136 may be formed by injection molding, and the heat dissipator 135 may be formed by press molding.
  • the installation case 136 and the heat dissipator 135 are formed as separate configurations, but the installation case 136 and the heat dissipator 135 may be integrally formed. Further, both of the installation case 136 and the heat dissipator 135 may be formed of metals.
  • the heat dissipator 135 includes a unit body 135a corresponding to the rear surface of the display device 60 and a unit rim portion 135b provided at a rim of the unit body 135a and coupled to the installation case 136.
  • the unit body 135a may be formed in an embossed shape for strength reinforcement.
  • the unit rim portion 135b may be formed to be bent from the unit body 135a at the rim of the unit body 135a.
  • the unit rim portion 135b may be bent from the unit body 135a toward the rear surface of the display device 60.
  • the heat dissipator 135 may include a unit fixer 135c configured to be bent outward from the unit rim portion 135b.
  • the unit fixer 135c is configured to be fixed by a unit stopper 136b and a case holder 136c of the installation case 136, which will be described below.
  • the unit fixer 135c may be formed along at least a portion of the rim of the unit body 135a.
  • the installation case 136 may include a case body 136a, the unit stopper 136b, and the case holder 136c.
  • the case body 136a is configured to be coupled to the rim of the heat dissipator 135 and to form the depth of the display installation portion 134.
  • the case body 136a may include a unit seating surface 136aa on which the heat dissipator 135 is seated.
  • the unit seating surface 136aa may be configured to be in contact with at least a portion of a front surface of the heat dissipator 135. Further, the unit seating surface 136aa may be formed along at least a portion of the rim of the heat dissipator 135, and, when the heat dissipator 135 is installed at the installation case 136, the unit seating surface 136aa may be configured to prevent deformation of the installation position of the heat dissipator 135.
  • At least a portion of the front surface of the heat dissipator 135 is in contact with and is seated on the unit seating surface 136aa so that the unit seating surface 136aa may serve as a stopper configured to restrict a movement of the heat dissipator 135 toward the display device 60.
  • the unit stopper 136b is configured to be provided on the installation case 136 to restrict a movement of the heat dissipator 135 so as to prevent the heat dissipator 135 from being moved in a direction toward the display device 60.
  • the case holder 136c is formed to extend from the installation case 136 and to restrict the movement of the heat dissipator 135 so as to prevent the heat dissipator 135 from being moved in a direction away from the display device 60. That is, the unit stopper 136b is configured to restrict the movement of the heat dissipator 135 in the front direction, and the case holder 136c is configured to restrict the movement of the heat dissipator 135 in the rear direction.
  • the case holder 136c may elastically operate. That is, while the heat dissipator 135 is seated on the unit seating surface 136aa, the unit rim portion 135b or the unit fixer 135c elastically pressurizes the case holder 136c. When the heat dissipator 135 has been seated on the unit seating surface 136aa, the case holder 136c elastically returns to its original position to restrict a movement of the unit fixer 135c.
  • the heat dissipator 135 may be coupled to the installation case 136 without a separate engagement structure, and the heat dissipator 135 may be configured not to escape from the installation case 136.
  • a separate engagement structure such as a screw coupling may be added for a coupling of the heat dissipator 135 and the installation case 136.
  • a refrigerator according to yet another embodiment of the present disclosure will be described below. Description of a configuration overlapping with the above-described configurations will be omitted.
  • FIG. 19 is a perspective view of a refrigerator according to yet another embodiment of the present disclosure
  • FIG. 20 is a perspective view illustrating a state in which the door of the refrigerator according to yet another embodiment of the present disclosure is opened.
  • a refrigerator 201 includes a main body 210, a storage compartment 220 formed inside the main body 210 and comparted into upper and lower portions, a door 230 configured to open and close the storage compartment 220, and a cold air supply device (not shown) configured to supply cold air to the storage compartment 220.
  • the main body 210 may include an inner case 212 configured to form the storage compartment 220, an outer case 214 connected to the outside of the inner case 212 to form an exterior of the main body 210, and insulation (not shown) to be foamed between the inner case 212 and the outer case 214 to insulate the storage compartment 220.
  • the storage compartment 220 may be provided to have an open front surface, and may be comparted into a refrigerating compartment 222 at one side of the storage compartment 220 and a freezing compartment 224 at the other side thereof by a vertical partition (not shown). Positions of the refrigerating compartment 222 and the freezing compartment 224 are not limited, and, for convenience of description, the left side may be referred to as the freezing compartment 224 and the right side may be referred to as the refrigerating compartment 222 on the basis of a view from a front of the refrigerator 201.
  • the refrigerating compartment 222 and the freezing compartment 224 may be opened and closed by the doors 230 that are rotatably coupled to the main body 210.
  • a pair of doors 230 may be disposed at the left and right sides, respectively.
  • a right door in the drawing is referred to as a first door 230
  • a left door is referred to as a second door 240.
  • a first door handle 238 is grippably provided at the first door 230 to open and close the first door 230
  • a second door handle 248 is grippably provided at the second door 240 to open and close the second door 240.
  • a door shelf 235 may include a shelf supporter 235a extending vertically from each of the first and second doors 230 and 240 to support the door shelf 235 at left and right sides thereof.
  • the shelf supporter 235a may be separably provided to each of the first and second doors 230 and 240 as a separate configuration, and, in the present embodiment, the shelf supporter 235a is provided to be formed to extend from each of the first and second doors 230 and 240.
  • a gasket 236 may be provided at an edge of the rear surface of each of the first door 230 and the second door 240 to seal a gap between the main body 210 and the first and second doors 230 and 240 in a state in which the first and second doors 230 and 240 are closed.
  • the gasket 236 may be installed in a form of a loop along the edge of the rear surface of each of the first door 230 and the second door 240, and a magnet (not shown) may be include inside the gasket 236.
  • FIGS. 21 and 22 are exploded views of some components of the refrigerator 201 according to yet another embodiment of the present disclosure.
  • the first door 230 may include a first inner door 231 and a first outer door 232.
  • the second door 240 is shown to be formed as a single door, but the present disclosure is not limited thereto, and, like the first door 230, the second door 40 may be configured to be divided into a second inner door and a second outer door.
  • the first door 230 may include the first inner door 231 rotatably provided at the main body 210 and include the first outer door 232 rotatably provided at the first inner door 231.
  • the first outer door 232 may be configured to cover a front surface of the first inner door 231.
  • the door shelf 235, the shelf supporter 235a, and the gasket 236, which are described above, may be formed at the first inner door 231.
  • Each of an outer case 231a and an inner case 231b of the first inner door 231 may have a quadrangular frame shape and a door opening having an open interior.
  • the first outer door 232 may be configured to cover the door opening of the first inner door 231.
  • the first outer door 232 may include a protruding door surface 239 formed on a surface of the first outer door 32 facing the first inner door 231 to protrude toward a rear side of the first outer door 32.
  • the protruding door surface 239 is configured to correspond to the door opening of the first inner door 231, and the protruding door surface 239 is configured to cover the door opening when the first outer door 232 is placed at a position closing the first inner door 231.
  • the protruding door surface 239 may protrude toward the rear side of the first outer door 232 therefrom to allow the insulation to be easily disposed inside the first outer door 232.
  • a thickness of the first outer door 232 at a portion at which the protruding door surface 239 is disposed inside the first outer door 232 may be thicker than that of an adjacent portion thereof such that insulation performance of the first outer door 232 can be enhanced.
  • the first inner door 231 is referred to as an inner door 231
  • the first outer door 232 is referred to as an outer door 232.
  • the following description will be made with respect to the first door 230, but the present disclosure is not limited thereto, and the following description may also be applied to the second door 240.
  • the first door 230 is referred to as a door 230.
  • FIG. 23 is a diagram illustrating an arrangement of electric wires inside an inner door of the refrigerator according to yet another embodiment of the present disclosure
  • FIG. 24 is an enlarged view of a portion A in FIG. 21
  • FIG. 25 is an enlarged view of a portion B in FIG. 21
  • FIG. 26 is an enlarged view of a connector seating portion and an electric wire guide of the refrigerator according to yet another embodiment of the present disclosure.
  • the refrigerator 201 may include an electric wire connecting the door 230 to the main body 210 for an electronic device installed at the door 230.
  • the electric wire may include a first electric wire 264 and a second electric wire 266.
  • the first and second electric wires 264 and 266 may be referred to as an inner electric wire 264 and an outer electric wire 266, respectively.
  • the first and second electric wires 264 and 266 may include connectors 264a and 266a configured to mutually connect the first and second electric wires 264 and 266.
  • the door 230 may include a connector seating portion 237 to connect the first and second electric wires 264 and 266.
  • the first and second connectors 264a and 266a formed at ends of the first and second electric wires 264 and 266, respectively, may be configured to allow a mutual coupling of the first and second connectors 264a and 266a at the connector seating portion 237.
  • the connector seating portion 237 may be formed at an upper portion of the inner door 231 and may form a seating space 237a at an upper surface of the inner door 231.
  • the connector seating portion 237 may be formed to be recessed on the upper surface of the inner door 231.
  • the door 230 may include a cover 237b to cover the seating space 237a of the connector seating portion 237.
  • the cover 237b may be provided to be located on the same plane as the upper surface of the inner door 231.
  • the upper surface of the inner door 231 and an upper portion of the connector seating portion 237 may be configured to not have a height difference with an upper surface of the outer door 232. That is, the upper surface of the inner door 231, the upper surface of the connector seating portion 237, and the upper surface of the outer door 232 may be configured to be located at the same height. With such a configuration, an aesthetic impression of an exterior appearance of the door 230 may be improved, and exposure of the connector seating portion 237 to the outside may be minimized to significantly reduce external influences.
  • the first electric wire 264 may be separably connected to the main body electric wire 277 of the main body 210, and may be connected to a controller (not shown) or a power supply device (not shown) that is connected to the main body electric wire 277.
  • the first electric wire 264 may extend to the inner door 231 to be connected to the second electric wire 266.
  • the first electric wire 264 may be connected to the connector seating portion 237 through a first electric wire outlet 237c of the inner door 231.
  • One end of the first electric wire 264 may be withdrawn through a hollow portion 274a of a hinge rotation axis 274 to be connected to the main body electric wire 277.
  • the other end of the first electric wire 264 may be withdrawn through the first electric wire outlet 237c formed at the connector seating portion 237 to be connected to the second electric wire 266.
  • the second electric wire 266 may be configured to be connected to an electric device installed at the outer door 232.
  • the second electric wire 266 may be connected to the display device 260 to transmit information between the display device 260 and the controller or to supply power to the display device 260.
  • the first and second electric wires 264 and 266 are coupled at the connector seating portion 237 of the inner door 231 to facilitate separation of the outer door 232 from the inner door 231. That is, when the outer door 232 is separated from the inner door 231, the first and second connectors 264a and 266a of the first and second electric wires 264 and 266, which are seated at the connector seating portion 237, may separate from each other such that an electrical connection may be disconnected or released, and the outer door 232 may be physically separated from the inner door 231.
  • each of the first and second electric wires 264 and 266 is described as a single wire, but a plurality of the first and second electric wires 264 and 266 may be formed.
  • the main body electric wire 277 and the first and second electric wires 264 and 266 may be connected in series. That is, the main body electric wire 277, the first electric wire 264, and the second electric wire 266 may be provided to be sequentially connected.
  • the outer door 232 is provided to be separable from the inner door 231 together with the second electric wire 266, and the inner door 231 is provided to be separable from the main body 210 together with the first electric wire 264.
  • the inner door 231 or the outer door 232 may be configured to be selectively separable. That is, by disconnecting the main body electric wire 277 from the first electric wire 264, the inner door 231 is in a state of being separable from the main body 210. Since the outer door 232 is coupled to the inner door 231, both of the inner door 231 and the outer door 232 are in a state of being separable from the main body 210 through the above-described process. Further, by disconnecting the second electric wire 266 from the first electric wire 264, the outer door 232 is in a state of being separable from the inner door 231.
  • the inner door 231 and the outer door 232 may be sequentially coupled to the main body 210, or both of the inner door 231 and the outer door 232, which are coupled to each other, may be coupled to the main body 210.
  • a separation of the door 230 from the main body 210 may be performed in an order opposite to that in which the door 30 is coupled to the main body 10.
  • the door 230 may include a hinge assembly 280.
  • the hinge assembly 280 may be a component of the inner door 231.
  • the hinge assembly 280 may be connected to the connector seating portion 237, and may be configured to form a center of rotation of the outer door 232.
  • the hinge assembly 280 may be configured to guide the second electric wire 266 from the center of rotation of the outer door 232 to the connector seating portion 237.
  • the hinge assembly 280 may be provided to be separable from the inner door 231.
  • the hinge assembly 280 may guide the second electric wire 266 from the outer door 232 to the inner door 231, and may form the center of rotation of the outer door 232 relative to the inner door 231.
  • the hinge assembly 280 may include a hinge bracket 282.
  • the hinge bracket 282 is provided at one door 230 of the inner door 231 and the outer door 232, and is configured to allow the other door 230 to be rotatable.
  • the hinge bracket 282 is installed at the inner door 231, and the outer door 232 is configured to be rotated on the basis of a rotational shaft 283 formed at the hinge bracket 282.
  • the hinge bracket 282 may be installed at the outer door 232, and the rotational shaft 283 formed at the hinge bracket 282 may be configured to be coupled to the inner door 231 to allow the outer door 232 to be rotated relative to the inner door 231.
  • the hinge bracket 282 may be disposed adjacent to the connector seating portion 237.
  • the hinge bracket 282 may include a hinge body 282a and the rotational shaft 283.
  • the hinge assembly 280 may include an electric wire guide 286.
  • the electric wire guide 286 may form a guide space 287 guiding the second electric wire 266.
  • the electric wire guide 286 may be configured as a configuration separate from the hinge bracket 282. However, the present disclosure is not limited to the described above, and the electric wire guide 286 and the hinge bracket 282 may be integrally formed.
  • the electric wire guide 286 may be connected to the connector seating portion 237, and may be formed to extend to the center of rotation of the outer door 232. With such a configuration, the second electric wire 266 may be guided from the center of rotation of the outer door 232 to the connector seating portion 237 through the guide space 287 of the electric wire guide 286.
  • the electric wire guide 286 may include a guide opening 286c connected to the seating space 237a of the connector seating portion 237.
  • the second electric wire 266 may be disposed in the seating space 237a of the connector seating portion 237 by passing through the guide space 287 of the electric wire guide 286 via the guide opening 286c. Even though the cover 237b and the guide cover 286b are seated on the connector seating portion 237 and the guide body 286a, respectively, the guide opening 286c may be maintained in an open state.
  • the electric wire guide 286 may include a guide body 286a having an open one side and a guide cover 286b configured to cover the open one side.
  • the guide body 286a may be recessed to form the guide space 287.
  • the outer door 232 includes an assembly insertion portion 289 provided at an inner surface of the outer door 232, which faces the inner door 231, and formed to be recessed to allow at least a portion of the hinge assembly 280 to pass through the assembly insertion portion 289.
  • the assembly insertion portion 289 is configured such that, in a state in which the outer door 232 and the inner door 231 are in close contact with each other, the hinge assembly 280 formed to protrude from the inner door 231 does not interfere with an operation of the outer door 232.
  • the assembly insertion portion 289 may be formed to be recessed on the inner surface of the outer door 232.
  • the outer door 232 may include an extension guide 288 provided at an upper portion of the assembly insertion portion 289 and through which the second electric wire 266 passes.
  • the extension guide 288 is provided to be separable from the outer door 232.
  • the extension guide 288 is provided to guide the second electric wire 266, which is connected from the electric device of the outer door 232, to the electric wire guide 286.
  • the extension guide 288 may be provided to form a surface coinciding with the inner surface of the outer door 232.
  • the extension guide 288 may include a guide rib 288a, a guide cover 288b, and a guide space 288c.
  • the outer door 232 may include a second electric wire outlet 290 disposed at an end of the extension guide 288.
  • the second electric wire 266 may be withdrawn from the second electric wire outlet 290 to be guided through the guide space 288c of the extension guide 288.
  • the guide rib 288a extending from the second electric wire outlet 290 to the center of rotation of the outer door 232 may be formed on an inner side surface of the outer door 232.
  • the guide cover 288b may be configured to cover the guide rib 288a to prevent the second electric wire 266 from being exposed to the outside.
  • the guide rib 288a and the guide cover 288b are configured to guide the second electric wire 266 from the second electric wire outlet 290 toward the center of rotation of the outer door 232.
  • the guide rib 288a and the guide cover 288b may form the guide space 288c guiding the second electric wire 266.
  • the guide cover 288b may be configured to be fitted in and coupled to the inner side surface of the outer door 232.
  • a coupling hole 232a may be formed at the outer door 232, and the guide cover 288b may include a coupling protrusion 288bb inserted into the coupling hole 232a.
  • the coupling protrusion 288bb may be elastically formed at a cover body 288ba of the guide cover 288b.
  • the coupling hole 232a may be formed at the upper surface of the outer door 232, and the coupling protrusion 288bb may be formed at one side surface of the guide cover 288b, more specifically at an upper surface of the cover body 288ba.
  • the coupling protrusion 288bb inserted into the coupling hole 232a is pressurized to protrude from the coupling hole 232a. Since the coupling protrusion 288bb is provided to have elasticity with respect to the cover body 288ba, when the guide cover 288b is separated from the outer door 232, the coupling protrusion 288bb, which has been pressurized and depressed, elastically returns to its original position.
  • the extension guide 288 guides the second electric wire 266 to the center of rotation of the outer door 232, and the electric wire guide 286 guides the second electric wire 266 from the center of rotation of the outer door 232 to the connector seating portion 237.
  • the second electric wire 266 passing through the electric wire guide 286 may pass through the center of rotation of the outer door 232 to extend to the hinge assembly 280.
  • a distance, an angle, and an arrangement between the rotational shaft 283 and the connector seating portion 237 may be kept constant.
  • a length of the second electric wire 266 may be kept constant.
  • the second electric wire 266 may extend to the connector seating portion 237 without being affected by a rotational movement of the door 230.
  • the first electric wire 264 may be connected to the main body electric wire 277 of the main body 210, and may be configured to pass through the hollow portion 274a formed in the hinge rotation axis 274.
  • the first electric wire 264 may extend to the connector seating portion 237 by passing through the hollow portion 274a and a lower portion of the upper surface of the inner door 231.
  • the first electric wire 264 extending to the connector seating portion 237 may be connected to the second electric wire 266 extending to the connector seating portion 237.
  • FIG. 27 is an exploded perspective view of some components of the refrigerator according to yet another embodiment of the present disclosure. Descriptions will be made with reference to the preceding drawings.
  • the cover 237b is opened from the connector seating portion 237 and the first and second connectors 264a and 264b disposed in the seating space 237a are separated from each other.
  • the guide cover 286b of the electric wire guide 286 is opened, the second electric wire 266 is exposed to the outside.
  • the second electric wire 266 is in a state of having been separable from the inner door 231.
  • the hinge assembly 280 is separated from the inner door 231 such that the outer door 232 is separated from the inner door 231.
  • the outer door 232 may be separated from the rotational shaft 283 formed at the hinge bracket 282 such that the outer door 232 may be separated from the inner door 231.
  • the guide cover 288b of the extension guide 288 may be separated from the outer door 232, and then the outer door 232 may be separated from the inner door 231.
  • the process of separating the outer door 232 from the inner door 231 is not necessarily preceded.
  • the outer door 232 may be separated from the inner door 231, and then the inner door 231 may be separated from the main body 210.
  • the present disclosure is not limited thereto, and in a state in which the inner door 231 and the outer door 232 are coupled, the inner door 231 may be separated from the main body 210. In this case, the door 230 is separated from the main body 210.
  • a main body connector 277a of the main body electric wire 277 and a connection connector 264b of the first electric wire 264 are separated from each other.
  • an electrical connection between the door 230 and the main body 210 may be disconnected. Consequently, the door 230 is in a state of being separable from the main body 210.
  • a door hinge 270 and the hinge rotation axis 274 are separated from each other, the door 230 may be separated from the main body 210.
  • FIGS. 28 , 29 , and 30 are diagrams illustrating operations of the refrigerator according to yet another embodiment of the present disclosure.
  • FIG. 28 illustrates a closed state 230a in which both of the outer door 232 and the inner door 231 are closed
  • FIG. 29 illustrates a partially open state 230b in which the outer door 232 is in opened and the inner door 231 is closed
  • FIG. 30 illustrates an open state 230c in which the inner door 231 is opened relative to the main body 210 and the outer door 232 is opened relative to the inner door 231.
  • both of the inner door 231 and the outer door 232 may operate in an open state with respect to the main body 210.
  • a state of the door 230 in FIG. 28 may be referred to as the closed state 230a
  • a state of the door 230 in FIG. 30 may be referred to as an open state 230c.
  • the inner door 231 and the outer door 232 may be separated as shown in FIG. 10 , but both of the inner door 231 and the outer door 232 may be in close contact with each other to operate in an open state with respect to the main body 210.
  • the inner door 231 is rotatably provided at the main body 210 by the door hinge 270, and the outer door 232 is rotatably provided at the inner door 231 by the hinge assembly 280.
  • the outer door 232 is separated from the inner door 231 and is rotated on the basis of the rotational shaft 283 of the hinge assembly 280. Since the hinge assembly 280 is installed at the inner door 231, the hinge assembly 280 is fixed to the inner door 231 without moving even when the outer door 232 is rotated.
  • the outer door 232 is separated from the inner door 231 and is rotated on the basis of the rotational shaft 283 of the hinge assembly 280, and the inner door 231 is separated from the main body 210 and is rotated on the basis of the hinge rotation axis 274 of the door hinge 270.
  • the hinge assembly 280 is installed at the inner door 231, even when the outer door 232 and the inner door 231 are rotated, the hinge assembly 280 is fixed to the inner door 231 without operation.
  • the distance, angle, and arrangement between rotational shaft 283 of the hinge assembly 280 and the connector seating portion 237 may be kept constant even when the door 230 is being rotated, so that the second electric wire 266 extending from the rotational shaft 283 of the outer door 232 to the connector seating portion 237 may not be affected by the operation of the door 230.
  • the second electric wire 266 is connected to the first electric wire 264 without being affected by the operations of the outer door 232 and the inner door 231, power may be stably supplied to electronic devices installed at the outer door 232, and a signal transmission between the electronic devices and a controller may be smoothly performed.
  • the second electric wire 266 is not affected by repetitive rotational operations of the door 230 such that durability of the second electric wire 266 can be improved.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Refrigerator Housings (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Claims (12)

  1. Kühlschrank (1, 201), der Folgendes umfasst:
    einem Hauptkörper (10, 210), der ein Lagerfach (20, 220) aufweist;
    eine Innentür (31, 231), die drehbar an dem Hauptkörper (10, 210) vorgesehen ist; und
    eine Außentür (32, 232), die konfiguriert ist, um das Lagerfach (20, 220) zusammen mit der Innentür (31, 231) zu öffnen oder zu schließen, und die drehbar an der Innentür (31, 231) vorgesehen ist,
    dadurch gekennzeichnet, dass
    die Innentür (31, 231) umfasst:
    einen Verbindersitzabschnitt (37, 237), der an einem oberen Abschnitt der Innentür (31, 231) angeordnet und konfiguriert ist, um einen ersten elektrischen Draht (64, 264), der trennbar mit einem elektrischen Hauptkörperdraht (77, 277) des Hauptkörpers (10, 210) verbunden ist und durch die Innentür (31, 231) verläuft, mit einem zweiten elektrischen Draht (66, 266) zu verbinden, der sich von der Außentür (32, 232) zu der Innentür erstreckt,
    wobei der erste elektrische Draht (64, 264) so konfiguriert ist, dass er sich entweder von dem elektrischen Hauptkörperdrahts (77, 277) oder dem zweiten elektrischen Draht (66, 266) in einer Weise trennt, dass die Innentür (31, 231) oder die Außentür (32, 232) so konfiguriert ist, dass sie selektiv trennbar ist.
  2. Kühlschrank nach Anspruch 1, wobei:
    die Innentür (31, 231) und die Außentür (32, 232) so konfiguriert sind, dass sie sich zwischen ihnen bewegen:
    einen offenen Zustand zum Öffnen des Lagerfachs (20, 220),
    einen geschlossenen Zustand zum Verschließen des Lagerfachs (20, 220), und
    einen teilweise geöffneten Zustand, in dem die Außentür (32, 232) von der Innentür (31, 231) aus geöffnet ist, und
    während sich die Innentür (31, 231) und die Außentür (32, 232) in den offenen Zustand, den geschlossenen Zustand und den teilweise geöffneten Zustand bewegen, die erste Länge des ersten elektrischen Drahtes (64, 264), der sich von dem Hauptkörper (10, 210) zu dem Verbindersitzabschnitt (37, 237) erstreckt, konstant gehalten wird und die zweite Länge des zweiten elektrischen Drahtes (66, 266), der sich von der Außentür (32, 232) zu dem Verbindersitzabschnitt (37, 237) erstreckt, ebenfalls konstant gehalten wird.
  3. Kühlschrank nach Anspruch 1, wobei der Verbindersitzabschnitt (37) einen Sitzraum ausbildet, in dem ein erster Verbinder (64a) des ersten elektrischen Drahtes (64) und ein zweiter Verbinder (66a) des zweiten elektrischen Drahtes (66) trennbar gekoppelt sind.
  4. Kühlschrank nach Anspruch 3, wobei die Außentür (32) so vorgesehen ist, dass der erste und der zweite Verbinder (64a, 66a) in dem Verbindersitzabschnitt (37) so voneinander getrennt sind, dass die Außentür (32) elektrisch von der Innentür (31) getrennt ist.
  5. Kühlschrank nach Anspruch 1, wobei die Innentür (31, 231) ferner eine Scharnieranordnung (80, 280) umfasst, die mit dem Verbindersitzabschnitt (37, 237) an einer Seite davon verbunden und so konfiguriert ist, dass sie ein Drehzentrum der Außentür (32, 232) an der anderen Seite davon bildet.
  6. Kühlschrank nach Anspruch 5, wobei die Scharnieranordnung (80) so konfiguriert ist, dass sie den zweiten elektrischen Draht (66) vom Drehzentrum der Außentür (32) zum Verbindersitzabschnitt (37) führt.
  7. Kühlschrank nach Anspruch 6, wobei die Scharnieranordnung (80) so konfiguriert ist, dass sie einen Führungsraum (87) vom Drehzentrum der Außentür (32) zum Verbindersitzabschnitt (37) bildet, um zu verhindern, dass der zweite elektrische Draht (66) nach außen freiliegt.
  8. Kühlschrank nach Anspruch 5, wobei die Scharnieranordnung (80) so konfiguriert ist, dass sie das Drehzentrum der Außentür (32) bildet, das von der Innentür (31) beabstandet ist.
  9. Kühlschrank nach Anspruch 5, wobei die Außentür einen Anordnungseinsetzabschnitt (89, 289) aufweist, der an einer der Innentür (31, 231) zugewandten Oberfläche ausgebildet ist und vorgesehen ist, um zu ermöglichen, dass die Scharnieranordnung (80, 280) darin eingesetzt werden kann, um eine Drehung der Innentür (31, 231) nicht zu beeinträchtigen.
  10. Kühlschrank nach Anspruch 9, wobei:
    die Außentür (32, 232) so vorgesehen ist, dass sie zusammen mit dem zweiten elektrischen Draht (66, 266) von der Innentür (31, 231) getrennt werden kann, und
    die Innentür (31, 231) ist so vorgesehen, dass sie zusammen mit dem ersten elektrischen Draht (64, 264) vom Hauptkörper (10, 210) getrennt werden kann.
  11. Kühlschrank nach Anspruch 1, wobei:
    die Außentür (32, 232) ferner eine Anzeigevorrichtung (60, 260) umfasst, die an einer vorderen Fläche derselben vorgesehen und zur Ausgabe eines Bildes konfiguriert ist, und
    der zweite elektrische Draht (66, 266) mit der Anzeigevorrichtung (60, 260) gekoppelt ist.
  12. Kühlschrank nach Anspruch 5, wobei die Scharnieranordnung (80) umfasst:
    eine Scharnierhalterung (82), die an der Innentür (31) befestigt ist und den Drehpunkt der von der Innentür (31) getrennten Außentür (32) ausbildet; und,
    eine Scharnierabdeckung (86), die so konfiguriert ist, dass sie die Scharnierhalterung (82) abdeckt und sich von der Außentür (32) zum Verbindersitzabschnitt (37) erstreckt.
EP18736521.8A 2017-01-03 2018-01-03 Kühlschrank Active EP3507553B1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20170000956 2017-01-03
US201762524882P 2017-06-26 2017-06-26
KR1020170111502A KR102385823B1 (ko) 2017-01-03 2017-08-31 냉장고
PCT/KR2018/000102 WO2018128377A1 (en) 2017-01-03 2018-01-03 Refrigerator

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EP3507553A1 EP3507553A1 (de) 2019-07-10
EP3507553A4 EP3507553A4 (de) 2019-09-18
EP3507553B1 true EP3507553B1 (de) 2023-11-22

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JP2021143801A (ja) * 2020-03-13 2021-09-24 日立グローバルライフソリューションズ株式会社 冷蔵庫
KR102365547B1 (ko) * 2020-08-13 2022-02-21 엘지전자 주식회사 냉장고
KR20220085383A (ko) * 2020-12-15 2022-06-22 엘지전자 주식회사 냉장고
CN113482472B (zh) * 2021-07-21 2023-01-20 青岛海尔电冰箱有限公司 铰链组件及冰箱
KR20240109529A (ko) * 2023-01-04 2024-07-11 삼성전자주식회사 냉장고

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JP4169465B2 (ja) * 2000-09-25 2008-10-22 ホシザキ電機株式会社 開閉扉の支持装置
TR200202566A2 (tr) * 2002-11-22 2004-06-21 Vestel Beyaz E�Ya Sanay� Ve T�Caret A.�. Açma yönü değiştirilebilen kapıya sahip elektronik kontrollü soğutucu.
BR0205050A (pt) * 2002-11-25 2004-06-29 Multibras Eletrodomesticos Sa Sistema de alimentação elétrica para porta de refrigeradores e freezers
DE102004013431B4 (de) * 2003-03-20 2018-06-21 Lg Electronics Inc. Kühlschranktür
KR20060000340A (ko) * 2004-06-28 2006-01-06 삼성전자주식회사 냉장고
US20070194675A1 (en) * 2006-02-17 2007-08-23 Jacco Van Beek Refrigerator having a door with integrated control panel
CN102116554A (zh) * 2010-01-04 2011-07-06 Lg电子株式会社 电冰箱
KR20120007895A (ko) * 2010-07-15 2012-01-25 위니아만도 주식회사 아웃도어의 디스플레이유닛 장착장치
US20120242207A1 (en) * 2011-03-22 2012-09-27 Martin Mershon Connection point for communication device on appliance
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CN111306877B (zh) * 2015-04-27 2022-06-03 Lg 电子株式会社 冰箱

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CN109863358B (zh) 2021-09-24
CN109863358A (zh) 2019-06-07
EP3507553A1 (de) 2019-07-10
AU2018206195A1 (en) 2019-05-02
KR102460243B1 (ko) 2022-10-31
AU2018206195B2 (en) 2023-01-19
EP3507553A4 (de) 2019-09-18
KR20180080092A (ko) 2018-07-11
PL3507553T3 (pl) 2024-05-13
KR102385823B1 (ko) 2022-04-13

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