WO2023135740A1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

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Publication number
WO2023135740A1
WO2023135740A1 PCT/JP2022/001098 JP2022001098W WO2023135740A1 WO 2023135740 A1 WO2023135740 A1 WO 2023135740A1 JP 2022001098 W JP2022001098 W JP 2022001098W WO 2023135740 A1 WO2023135740 A1 WO 2023135740A1
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WO
WIPO (PCT)
Prior art keywords
partition
opening
inner box
mounting portion
attachment
Prior art date
Application number
PCT/JP2022/001098
Other languages
English (en)
Japanese (ja)
Inventor
逸人 水野
孝真 西岡
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2023573743A priority Critical patent/JPWO2023135740A1/ja
Priority to PCT/JP2022/001098 priority patent/WO2023135740A1/fr
Priority to AU2022433479A priority patent/AU2022433479A1/en
Priority to TW111148225A priority patent/TWI842275B/zh
Publication of WO2023135740A1 publication Critical patent/WO2023135740A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/06—Walls
    • 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
    • F25D23/08—Parts formed wholly or mainly of plastics materials

Definitions

  • the present disclosure relates to a refrigerator partition structure.
  • a conventional refrigerator has a plurality of storage compartments inside a box body, and the plurality of storage compartments are, for example, a refrigerating compartment controlled to be in a refrigeration temperature range and a freezing temperature range. and a vegetable compartment controlled to be in the vegetable compartment temperature range.
  • the space inside each storage compartment is set to have different temperature zones according to the food to be stored.
  • Refrigerators such as freezer compartments have different positions inside a box body.
  • the storage compartments with a plurality of drawer doors provided in the refrigerator can be freely changed by the user.
  • a refrigerator that can be set in a room for example, see Patent Document 1.
  • Patent Document 1 since the user can freely set the storage compartments of a plurality of drawer doors provided in the refrigerator to the refrigerating compartment or the freezing compartment, the storage compartments inside the box are arranged in the same capacity range. can offer different refrigerators.
  • the present disclosure has been made in order to solve the above-described problems, and aims to provide a refrigerator that improves usability for users while reducing manufacturing costs.
  • a refrigerator includes an outer box that forms an outer shell, an inner box that is disposed so as to form a first space between the outer box and the outer box, and has an injection opening for injecting a heat insulating material, A heat insulating material filled in the first space, a box body having a storage space for storing food inside, a second space formed inside and a partition opening formed on the side a partition having a partition body for partitioning the storage space into a plurality of storage chambers having different temperature zones; and a locking portion for fixing the partition body to the inner box, wherein It has an attachment portion to which a stop portion is attached, and the attachment portion faces the side surface of the partition body when the locking portion is attached to the attachment portion and the partition body is fixed to the inner box.
  • the partition body can be attached to the inner box at a position where the opening for the partition overlaps with the opening for the partition, or at a position where the opening for the attachment portion and the opening for the partition overlap below the opening for the attachment portion.
  • the attachment opening when the inner box is viewed from the side, the attachment opening is positioned above the attachment opening and the partition opening overlaps or below the attachment opening.
  • the partition body can be attached to the inner box at a position where the attachment opening and the partition opening overlap. Therefore, when the partition body is attached at the position where the mounting part opening and the partition opening overlap above the mounting part opening, and when the partition body is attached at the position where the mounting part opening and the partition opening overlap below the mounting part opening.
  • the vertical position of the partition body changes depending on whether the partition body is attached or not. In either case, since the mounting portion opening and the partition opening overlap each other, the heat insulating material injected into the first space from the injection opening is passed through the mounting portion opening and the partition opening communicating with the first space.
  • the partition body to be mounted inside the box body can be changed, an appropriate frontage can be ensured for each storage compartment, and usability for the user can be improved.
  • the mounting position of the partition body to be mounted in the box can be changed, and regardless of the mounting position of the partition body to be mounted in the box, the heat insulating material injected into the first space from the injection opening can be removed from the partition body. can be injected into the second space, the manufacturing cost can be suppressed. That is, it is possible to improve usability for the user while suppressing the manufacturing cost.
  • FIG. 3 is a connection diagram of refrigerant pipes inside the refrigerator according to the embodiment; It is a connection diagram of a refrigerant pipe according to a modification inside the refrigerator according to the embodiment.
  • FIG. 10 is an enlarged view of region C of the inner box shown in FIG. 9; FIG. It is the figure which looked at the recessed part periphery of the inner box of the refrigerator which concerns on embodiment from the side.
  • 1 is an overall perspective view of a partition attached to an attachment portion of an inner box of a refrigerator according to an embodiment;
  • FIG. 1 is an overall perspective view of a partition attached to an attachment portion of an inner box of a refrigerator according to an embodiment;
  • FIG. 13 is an enlarged perspective view of a left front portion D1 of the partition shown in FIG. 12;
  • FIG. 14 is an enlarged perspective view of a left front portion D2 of the partition shown in FIG. 13;
  • FIG. 17 is an enlarged schematic diagram of an inner box and a partition region F shown in FIG. 16;
  • FIG. 4 is a cross-sectional view of the left side surface of the inner box and the partition when urethane foam is not injected into the interior of the partition according to the embodiment;
  • FIG. 4 is a cross-sectional view of the left side surface of the inner box and the partition when urethane foam is not injected into the interior of the partition according to the embodiment; It is the figure which looked at the left side part of the partition of the refrigerator which concerns on embodiment from the left side.
  • FIG. 14 is a view of the vertical cross section of the partition shown in FIG. 13 taken along line AA, viewed from the arrow direction;
  • FIG. 10 is a diagram showing the positional relationship between the attachment portion opening of the inner box and the partition opening of the partition in a state where the partition is attached to the left side surface of the inner box of the first modified example of the refrigerator according to the embodiment;
  • FIG. 10 is a diagram showing the positional relationship between the mounting portion opening of the inner box and the partition opening of the partition in a state where the partition is attached to the left side surface of the inner box of the second modification of the refrigerator according to the embodiment;
  • FIG. 10 is a diagram showing the positional relationship between the mounting portion opening of the inner box and the partition opening of the partition in a state where the partition is attached to the left side surface of the inner box of the second modification of the refrigerator according to the embodiment;
  • FIG. 10 is a diagram showing the positional relationship between the mounting portion opening of the inner box and the partition opening of the partition when the partition is attached to the left side surface of the inner box of the third modification of the refrigerator according to the embodiment;
  • FIG. 1 is a front view of refrigerator 100 according to the embodiment.
  • FIG. 2 is a front view of refrigerator 200 according to the embodiment.
  • FIG. 3 is a perspective view of refrigerators 100 and 200 according to the embodiment.
  • FIG. 4 is a longitudinal sectional view of refrigerator 100 according to the embodiment.
  • FIG. 5 is a longitudinal sectional view of refrigerator 200 according to the embodiment.
  • FIG. 3 is an overall perspective view in which the difference in door shape between the refrigerator 100 and the refrigerator 200 is omitted.
  • FIG.4 and FIG.5 has shown typically the longitudinal cross section along the front-back direction.
  • refrigerators 100 and 200 The configuration of refrigerators 100 and 200 according to the embodiment will be described below.
  • directional terms such as “up”, “down”, “right”, “left”, “front”, and “back” are used as appropriate for ease of understanding. These terms are for the purpose of description and are not intended to be limiting of the embodiments.
  • the terms “top”, “bottom”, “right”, “left”, “front”, “back”, etc. are used. do.
  • the refrigerator 100 is model A and includes a box 101.
  • the box body 101 includes an outer box 22 forming an outer shell, an inner box 29 disposed so as to form an internal space 44 between the outer box 22 and the internal space 44, and a heat insulating material such as urethane foam. 23 and.
  • the internal space 44 is also called the first space below.
  • a storage space for storing food is provided inside the box 101, and a plurality of storage chambers having different temperature ranges are provided by partitioning the storage space with partitions 27a, which will be described later.
  • a refrigerator compartment 1 an ice making compartment 2, a small freezer compartment 3, a freezer compartment 4 as a first storage compartment, and a vegetable compartment 5 as a second storage compartment. is provided.
  • the refrigerating chamber 1 is provided at the top of the refrigerator 100, and the front opening of the refrigerating chamber 1 is closed by two double doors, a refrigerating chamber left door 6 and a refrigerating chamber right door 7, so as to be freely opened and closed. .
  • an ice making compartment 2 and a small freezer compartment 3 are arranged in parallel, from which a storage container can be pulled out to the user side when a drawer door (not shown) is pulled out.
  • a vegetable compartment 5 is provided at the bottom of the refrigerator 100 , and a freezer compartment 4 is provided above the vegetable compartment 5 .
  • the freezer compartment 4 is provided below the ice making compartment 2 and the small freezer compartment 3 arranged in parallel on the left and right sides and above the vegetable compartment 5 .
  • the freezer compartment 4 and the vegetable compartment 5 are also configured such that the storage container is pulled out to the user side when the drawer door is pulled out.
  • a machine room 21 is provided in the lower back side of the refrigerator 100, a cooling room 39 is provided above the machine room 21, and a duct 26 is provided above the cooling room 39.
  • the machine room 21 is provided with the compressor 8 and the like, and the cooling room 39 is provided with the cooler 17 and the cooling fan 25 provided thereabove.
  • the refrigerator 200 is model B, and includes a box 101 like the refrigerator 100.
  • the box body 101 is composed of an outer box 22 forming an outer shell, an inner box 29 forming an internal space 44 between the outer box 22 and the urethane foam 23 as a heat insulating material filled in the internal space 44. be done.
  • the internal space 44 is also called the first space below.
  • a storage space for storing food is provided inside the box 101, and a plurality of storage chambers having different temperature zones are provided by partitioning the storage space with partitions 27b described later.
  • the plurality of storage compartments include a refrigerator compartment 1, an ice making compartment 2, a small freezer compartment 3, a freezer compartment 4 as a second storage compartment, and a vegetable compartment 5 as a first storage compartment.
  • the refrigerator 200 has a configuration in which the positions of the freezer compartment 4 and the vegetable compartment 5 are reversed compared to the refrigerator 100 .
  • the frontage heights of the freezer compartment 4 and the vegetable compartment 5 are set to different heights according to the food to be stored in order to improve user convenience. have set.
  • the frontage of the vegetable compartment 5 is set higher than that of the freezer compartment 4
  • the frontage of the freezer compartment 4 may be set higher than that of the vegetable compartment 5 .
  • FIG. 6 is a diagram showing refrigerant circuit 103 of refrigerators 100 and 200 according to the embodiment.
  • FIG. 7 is a connection diagram of refrigerant pipes inside refrigerator 100 according to the embodiment.
  • FIG. 8 is a connection diagram of refrigerant pipes according to a modification inside refrigerator 100 according to the embodiment. Since the configuration of the refrigerant circuit 103 is the same in the refrigerator 100 and the refrigerator 200, the refrigerator 100 will be described as an example. Arrows shown in FIG. 6 indicate the flow of the coolant. 7 and 8, the oblique lower right direction indicated by the white arrow is the front side of the refrigerator 100. As shown in FIG.
  • a refrigerator 100 includes a refrigerant circuit 103 in which refrigerant circulates.
  • the refrigerant circuit 103 includes a compressor 8, a fin tube type machine room condenser 9, a left side condensing pipe 10, a ceiling condensing pipe 11, a rear condensing pipe 12, a right side condensing pipe 13, It is provided with dew condensation prevention pipe 14 , dryer 15 , capillary tube 16 as a decompression device, cooler 17 , muffler (liquid reservoir) 18 , and suction pipe 19 .
  • the machine room condenser 9, the left side condensation pipe 10, the ceiling surface condensation pipe 11, the rear condensation pipe 12, the right side condensation pipe 13, and the condensation prevention pipe 14 are condensation system pipes.
  • the compressor 8 , the machine room condenser 9 , and the dryer 15 are installed in the machine room 21 provided on the lower back side of the refrigerator 100 .
  • a part of the left side condensation pipe 10 provided inside the left side plate constituting the left side of the box 101 extends toward the ceiling surface and is provided inside the ceiling plate constituting the ceiling surface. It is connected to the ceiling surface condensation pipe 11 .
  • a part of the right side condensation pipe 13 provided inside the right side plate constituting the right side surface of the box 101 is connected to the ceiling surface. It may be extended to the side and connected to the ceiling surface condensation pipe 11 .
  • the left side condensation pipe 10, the ceiling condensation pipe 11, the back condensation pipe 12, and the right side condensation pipe 13 are fixed with aluminum tape to the inner surface of the metal outer case 22 of the refrigerator 100, although not shown. .
  • the refrigerator 100 also includes a machine room cooling fan (not shown) provided in the machine room 21 to cool the machine room condenser 9 and the compressor 8 .
  • two capillaries 16 or a plurality of coolers 17 may be installed on the downstream side of the dew condensation prevention pipe 14 after passing through the condensation system pipe.
  • a three-way valve is installed on the upstream side of the capillary tubes 16 .
  • the machine room condenser 9, the ceiling surface condensation pipe 11, and the back surface condensation pipe 12 may not be provided if the condensation capacity can be obtained only with the left side condensation pipe 10 and the right side condensation pipe 13. .
  • the dew condensation prevention piping 14 includes the refrigerator compartment 1, the ice making compartment 2, the small freezer compartment 3, the freezer compartment 4, and the vegetable compartment 5, that is, the front flange portion 24 so as to surround each storage compartment. are placed in The dew condensation prevention pipe 14 is connected to the right side condensation pipe 13 at the bottom right side, and is connected to the dryer 15 arranged in the machine room 21 at the bottom left side.
  • the dew condensation prevention pipe 14 does not need to be arranged on the upper side and the left and right front flange portions 24 of the refrigerator compartment 1 .
  • the insulation performance between the wall surface of the refrigerating chamber 1 and the outer casing 22 is good, for example, when the distance between the wall surface of the refrigerating chamber 1 and the outer casing 22, that is, the insulation thickness is large, or , a case where a vacuum heat insulating material is arranged between the wall surface of the refrigerating chamber 1 and the outer case 22, and the like.
  • the cold air produced by cooling the air in the cooling chamber 39 by the refrigerant circuit 103 is blown by the cooling fan 25 provided above the cooler 17 as shown in FIG.
  • the blown cool air is supplied to the freezer compartment 4 , the ice making compartment 2 , the small freezer compartment 3 and the refrigerator compartment 1 through the duct 26 on the back of the refrigerator 100 .
  • Cool air returned from the refrigerator compartment 1 is supplied to the vegetable compartment 5 through a cold air passage (not shown) for the refrigerator compartment.
  • Cool air supplied to the vegetable compartment 5 is returned to the cooler 17 through a return duct (not shown).
  • each storage room The temperature of each storage room is detected by a thermistor installed in each storage room, and the opening of a damper (not shown) installed in each storage room and the compressor 8 are adjusted to a preset temperature. It is controlled by adjusting the output and the blowing volume of the cooling fan 25 .
  • the cooled air produced by cooling the air in the cooling chamber 39 by the refrigerant circuit 103 is cooled by the cooling fan 25 provided above the cooler 17 as shown in FIG. be ventilated.
  • the blown cold air is supplied to the freezer compartment 4 , the ice making compartment 2 , the small freezer compartment 3 and the refrigerator compartment 1 through the duct 26 on the back of the refrigerator 200 .
  • Cool air returned from the refrigerator compartment 1 is supplied to the vegetable compartment 5 through a refrigerator compartment return air passage (not shown). Cool air supplied to the vegetable compartment 5 is returned to the cooler 17 through a return duct (not shown).
  • a heat insulating material 28 is provided between the vegetable compartment 5 and the cooler 17 in order to insulate them.
  • the heat insulating material 28 may include a vacuum heat insulating material.
  • the temperature of each storage room is detected by a thermistor installed in each storage room, and the opening of a damper (not shown) installed in each storage room and the compressor 8 are adjusted to a preset temperature. It is controlled by adjusting the output and the blowing volume of the cooling fan 25 .
  • Refrigerator 100 and refrigerator 200 are provided with an inner box 29 indicated by thick lines in FIGS.
  • the refrigerator compartment 1, the ice making compartment 2, the small freezer compartment 3, the freezer compartment 4, and the vegetable compartment 5 are of the same type.
  • the refrigerator 200 is arranged with the freezer compartment 4 at the bottom.
  • the vegetable compartment 5 and the freezer compartment 4 differ in the vertical width of the front opening. Therefore, partitions 27a and 27b are provided between the vegetable compartment 5 and the freezer compartment 4 to partition the vegetable compartment 5 and the freezer compartment 4. 100 and the refrigerator 200 are different.
  • FIG. 9 is a perspective view of the lower portion of inner box 29 to which partitions 27a and 27b of refrigerators 100 and 200 according to the embodiment are attached.
  • FIG. 10 is an enlarged view of region C of inner box 29 shown in FIG.
  • FIG. 11 is a side view of the periphery of the concave portion of the inner box 29 of the refrigerators 100 and 200 according to the embodiment.
  • the outer side of the inner box 29 on the left side 29a of the inner box 29, at the position where the partitions 27a and 27b are attached, the outer side of the inner box 29 (on the left side 29a, to the left when the inner box 29 is viewed from the front).
  • a concave portion 30 is formed.
  • the recess 30 extends rearward in a substantially horizontal direction from the opening of the inner box 29 and is formed to have a constant vertical width. It is A protrusion above the recess 30 is referred to as an upper protrusion 31 , and a protrusion below the recess 30 is referred to as a lower protrusion 32 . As shown in FIG. 11, the concave portion 30 is formed with a plurality of openings 33 (33a to 33c) for mounting portions for injecting the urethane foam 23 into the partitions 27a and 27b. These plurality of mounting portion openings 33 communicate with an internal space 44 (see FIGS. 4 and 5).
  • a mounting portion 34a for mounting the partitions 27a and 27b to the inner box 29 is formed by the concave portion 30, the upper convex portion 31 and the lower convex portion 32 formed on the left side surface 29a of the inner box 29.
  • Upper flanges 35a and 40a and lower flanges 36a and 41a of partitions 27a and 27b which will be described later, slide between the upper convex portion 31 and the lower convex portion 32 on the side surfaces of the concave portion 30. Push backwards.
  • a mounting portion 34b having the same structure as the mounting portion 34a is formed at substantially the same height as the mounting portion 34a.
  • FIG. 12 is an overall perspective view of the partition 27a attached to the attachment portions 34a and 34b of the inner box 29 of the refrigerator 100 according to the embodiment.
  • FIG. 13 is an overall perspective view of partition 27b attached to attachment portions 34a and 34b of inner box 29 of refrigerator 200 according to the embodiment.
  • FIG. 14 is an enlarged perspective view of the left front portion D1 of the partition 27a shown in FIG. 15 is an enlarged perspective view of the left front portion D2 of the partition 27b shown in FIG. 13.
  • the partition 27 a (hereinafter also referred to as the first partition) is a partition used in the model A refrigerator 100 .
  • the partition 27a has a plate-like partition body 37a having an internal space 37aa (hereinafter also referred to as a second space) and a left side of the partition body 37a. It comprises a left side surface 38a, a right side surface 42a forming the right side surface of the partition body 37a, upper flanges 35a and 40a, and lower flanges 36a and 41a.
  • Partition 27 b (hereinafter also referred to as a second partition) is a partition used in model B refrigerator 200 . As shown in FIGS.
  • the partition 27b has a plate-like partition body 37b having an internal space 37ba (hereinafter also referred to as a second space) and a left side of the partition body 37b. It is composed of a left side portion 38b forming a right side portion 42b forming a right side surface of the partition body 37b, upper flanges 35b and 40b, and lower flanges 36b and 41b.
  • the partition 27a includes upper flanges 35a, 40a extending upward from the left and right side portions and lower flanges 36a, 41a extending downward from the left and right side portions as locking portions.
  • the partition 27b includes upper flanges 35b, 40b extending upward from the left and right side portions and lower flanges 36b, 41b extending downward from the left and right side portions as locking portions.
  • the upper flanges 35a, 40a and the lower flanges 36a, 41a and the inner box 29 are fixed from the back side of the inner box 29 with screws (not shown).
  • the partition 27b is fixed from the back side of the inner box 29 by screws (not shown) to the upper flanges 35b, 40b and the lower flanges 36b, 41b and the inner box 29.
  • FIG. By fixing the partitions 27a and 27b in this manner, the outflow of the urethane foam 23 from between the partition 27a and the inner box 29 or between the partition 27b and the inner box 29 is suppressed.
  • FIG. 16 is a vertical cross-sectional view around the vegetable compartment 5 in a state where the partition 27a is attached to the inner box 29 of the refrigerator 100 according to the embodiment.
  • FIG. 17 is a schematic diagram showing an enlarged area F of the inner box 29 and the partition 27a shown in FIG. Note that FIG. 16 schematically shows a vertical cross section along the left-right direction, and the dashed-dotted lines indicate the mounting portions 34a and 34b.
  • the vegetable compartment 5 is provided in the lowest stage of the refrigerator 100.
  • FIG. 17 shows a path through which the urethane foam 23 injected into the internal space 44 of the box 101 flows through an injection opening (not shown) provided on the back surface of the inner box 29 of the box 101. Arrows indicate the flow of the urethane foam 23 .
  • the internal spaces of the partition bodies 37a and 37b of the partitions 27a and 27b are filled with urethane foam 23 as a heat insulating material.
  • the urethane foam 23 is poured into the inner box 29 of the box 101 from the injection opening on the back side of the box.
  • the urethane foam 23 is injected into the internal space 44 (see FIGS. 4 and 5) of the body 101, and the urethane foam 23 is passed through the opening 33 for the mounting portion of the inner box 29 and the opening of the partition 27a (opening 45 for partition described later).
  • the internal space 37aa of the main body 37a is filled.
  • the urethane foam 23 is poured into the inner space 44 of the box 101 from the injection opening on the back side of the inner box 29 of the box 101.
  • the urethane foam 23 is poured into the inner space 37ba of the partition main body 37b of the partition 27b through the attachment portion opening 33 of the inner box 29 and the opening of the partition 27b (partition opening 46 described later).
  • the partitions 27a and 27b are attached to the mounting portions 34a and 34b of the inner box 29, the mounting portion opening 33 of the inner box 29 and the partition openings 45 and 46 of the partitions 27a and 27b are partially overlapped.
  • the urethane foam 23 flows into the partitions 27a and 27b through the overlapping regions.
  • the mounting opening 33 provided on the front side of the inner box 29 (hereinafter also referred to as the mounting front opening 33 c ) and the rear opening of the inner box 29
  • the mounting portion opening 33 provided on the side (hereinafter also referred to as the mounting portion rear opening 33a) is a plurality of mounting portion openings 33 provided between them (hereinafter also referred to as the mounting portion center opening 33b). ) are formed larger.
  • the reason for this is as follows. When the liquid urethane foam 23 is injected into the internal space 44 from the injection opening on the back side of the inner box 29, the liquid urethane foam 23 flows into the front side of the inner box 29 in a highly fluid state.
  • the interior of the partitions 27a and 27b is sufficiently filled with the highly fluid urethane foam 23 injected from the rear side of the inner box 29 through the front opening 33c for the mounting portion provided on the front side of the inner box 29. In order to prevent this, it is formed to be larger than the central opening 33b for attachment portion.
  • the rear opening 33a for the mounting portion provided on the rear side of the inner box 29 is filled with the urethane foam 23 whose fluidity has decreased until reaching the opening in the rear of the partitions 27a and 27b. Therefore, it is formed to be larger than the mounting central opening 33b.
  • Foods stored in the vegetable compartment 5 include radishes, burdocks, and other foods that are taller than frozen foods. is desirable. Therefore, in the refrigerator 100 of model A in which the vegetable compartment 5 is arranged below the freezer compartment 4, as shown in FIG. A partition 27a having a long vertical width 36a is attached to the inner box 29 at a first position. In the refrigerator 200 of model B in which the vegetable compartment 5 is arranged above the freezer compartment 4, as shown in FIG. A partition 27b with a long vertical width 35b is attached to the inner box 29 at a second position. Here, the second position is a position lower than the first position.
  • the upper flange 35b of the partition 27b has a longer vertical width than the upper flange 35a of the partition 27a, and the lower flange 36b of the partition 27b has a shorter vertical width than the lower flange 36a of the partition 27a.
  • the inner box 29 is common between the model A refrigerator 100 and the model B refrigerator 200 .
  • the vertical width of the recess 30 is substantially the same as the maximum vertical width of the left side of the partition 27a formed by the upper flange 35a, the lower flange 36a, and the left side 38a.
  • the vertical width of the recess 30 is substantially the same as the maximum vertical width of the left side of the partition 27b formed by the upper flange 35b, the lower flange 36b, and the left side 38b.
  • the position of the partition body 37a is such that the vertical width of the upper flange 35b is greater than the upper flange 35b. It is above the position of the partition body 37b when the partition 27b longer than the lower flange 36b is attached. Therefore, the frontage of the vegetable compartment 5 can be made larger than the frontage of the freezer compartment 4 .
  • FIG. 18 is a cross-sectional view of the left side surface 29a of the inner box 29 and the partition 27a when the urethane foam 23 is not injected into the partition 27a according to the embodiment.
  • FIG. 19 is a cross-sectional view of the left side surface 29a of the inner box 29 and the partition 27b when the urethane foam 23 is not injected into the partition 27b according to the embodiment.
  • 18 is a cross-sectional view taken along line XX of FIG. 17, and
  • FIG. 19 is a cross-sectional view taken along line XX of FIG.
  • FIG. 20 is a left side view of the left side portion 38a of the partition 27a of the refrigerator 100 according to the embodiment.
  • FIG. 21 is a left side view of the left side portion 38b of the partition 27b of the refrigerator 200 according to the embodiment. 20 indicates the left side portion 38a, and the broken line in FIG. 21 indicates the left side portion 38b.
  • a plurality of partition openings 45 are provided in the left side portion 38a of the partition 27a.
  • a mounting portion opening 33 (see FIG. 11) formed in the left side surface 29a of the inner box 29 communicates with a plurality of partition openings 45.
  • a lower region E1 of the attachment opening 33 formed in the left side surface 29a of the inner box 29 is blocked by the lower flange 36a and the left side surface 38a of the partition 27a. Therefore, when the urethane foam 23 is injected into the interior of the partition 27a through the attachment opening 33 of the inner box 29, the urethane foam 23 leaks out of the partition 27a from the area E1 below the attachment opening 33.
  • the left side portion 38b of the partition 27b is provided with a plurality of partition openings 46 (46a to 46c).
  • the mounting portion opening 33 formed in the left side surface 29 a of the inner box 29 communicates with a plurality of partition openings 46 .
  • a region E2 above the mounting portion opening 33 formed in the left side surface 29a of the inner box 29 is blocked by the upper flange 35b and the left side surface portion 38b of the partition 27b. Therefore, when the urethane foam 23 is injected into the partition 27b through the attachment opening 33 of the inner box 29, the urethane foam 23 does not leak out of the partition 27a from the area E2 above the attachment opening 33. can be prevented.
  • FIG. 22 is an enlarged view of the attachment portion 34b with the partition 27a attached to the right side surface 29b of the inner box 29 according to the embodiment.
  • FIG. 23 is an enlarged view of the attachment portion 34b with the partition 27b attached to the right side surface 29b of the inner box 29 according to the embodiment.
  • 22 is an enlarged view of the area F of the inner box 29 shown in FIG. 16, and
  • FIG. 23 is an enlarged view of the same area as the area F of the inner box 29 shown in FIG. 22 indicates the mounting portion 34b and the dashed line indicates the right side portion 42a.
  • the dashed line indicates the mounting portion 34b and the dashed line indicates the right side portion 42b.
  • a plate-shaped upper flange 40a that protrudes upward and a lower A plate-like lower flange 41a that is convex is provided.
  • a right side surface portion 42a forming a right side surface of the partition body 37a is provided at the right end of the partition body 37a of the partition 27a.
  • a plate-like upper flange 40b that protrudes upward when the partition body 37b is attached to the mounting portion 34b of the inner box 29 is provided at the right end of the partition body 37b of the partition 27b.
  • a plate-shaped lower flange 41b that protrudes downward is provided.
  • a right side surface portion 42b forming a right side surface of the partition body 37b is provided at the right end of the partition body 37b of the partition 27b.
  • the lower flange 41a is longer than the upper flange 40a, as shown in FIG. 22, in order to increase the frontage height of the lowest chamber (that is, the vertical width of the front opening).
  • the height of the frontage one step above the lowest chamber that is, the vertical width of the front opening
  • the upper flange 40b is longer than the lower flange 41b.
  • the upper flange 40b of the partition 27b has a longer vertical width than the upper flange 40a of the partition 27a
  • the lower flange 41b of the partition 27b has a shorter vertical width than the lower flange 41a of the partition 27a.
  • the vertical width of the concave portion 30 is the vertical width of the right side of the partition 27a formed by the upper flange 40a, the lower flange 41a, and the right side portion 42a. It is almost the same as the maximum value.
  • the vertical width of the recess 30 is substantially the same as the maximum vertical width of the right side of the partition 27b formed by the upper flange 40b, the lower flange 41b, and the right side 42b. Therefore, it is possible to provide two types of refrigerators 100 and 200 in which the common inner box 29 is used and the partitions 27a and 27b are attached at different positions.
  • FIG. 24 shows the mounting portion opening 33 of the inner box 29 and the partition openings of the partitions 27a and 27b in a state where the partitions 27a and 27b are attached to the left side surface 29a of the inner box 29 of the refrigerators 100 and 200 according to the embodiment. It is a figure which shows the positional relationship with 45 and 46.
  • FIG. In the refrigerator 100 and the refrigerator 200, when the partitions 27a and 27b are attached to the attachment portions 34a and 34b of the inner case 29, the positions of the partition bodies 37a and 37b with respect to the inner case 29 are different.
  • the positions of the partition openings 45 and 46 for injecting foamed urethane formed in the side surfaces of the partition bodies 37a and 37b with respect to the mounting portion opening 33 for injecting foamed urethane of the inner box 29 are also different.
  • the partition central opening 45b of the partition 27a overlaps with the area above the mounting central opening 33b in side view, and also overlaps with the mounting central opening 33b. 33b.
  • the central opening 46b for partitioning of the partition 27b overlaps the central opening 33b for the mounting portion when viewed from the side. placed on the bottom. That is, as shown in FIG. 24, a central mounting opening 33b is formed in the left side surface 29a of the inner box 29 so as to overlap both the central partitioning opening 45b of the partition 27a and the central partitioning opening 46b of the partition 27b. ing.
  • the opening area of the mounting central opening 33b and the opening area of the central partition openings 45b and 46b overlap in side view.
  • the opening area of the mounting portion rear opening 33a and the opening areas of the partition openings 45a and 46a overlap when viewed from the side.
  • the opening area of the mounting portion central opening 33b and the opening area of the partition central openings 45b and 46b are not the same. Overlapping when viewed from the side.
  • the opening area of the mounting portion rear opening 33a and the opening areas of the partition openings 45a and 46a overlap when viewed from the side.
  • the partition front opening 45c of the partition 27a overlaps the attachment front opening 33c in side view, and also overlaps the attachment front opening 33c. is placed above the
  • the partition front opening 46c of the partition 27b overlaps the attachment front opening 33c when viewed from the side. placed on the bottom. That is, as shown in FIG. 24, a front attachment opening 33c is formed in the left side surface 29a of the inner box 29 so as to overlap both the front partition opening 45c of the partition 27a and the front partition opening 46c of the partition 27b. ing.
  • the partition 27b when the partition 27b is attached to the inner box 29, the upper part of the partition main body 37b becomes the vegetable compartment 5, and the lower part becomes the freezer compartment 4. In this case, the vegetable compartment 5 is sandwiched between storage compartments having a lower temperature range on the upper and lower sides and is likely to be cooled.
  • a vacuum heat insulating material 50 is arranged inside.
  • the thermal conductivity of the vacuum heat insulating material 50 is approximately ten times that of the urethane foam 23, the vertical thickness of the partition body 37b can be reduced by placing the vacuum heat insulating material 50 inside the partition body 37b. It can be reduced from the partition main body 37a.
  • the partition 27a when the partition 27a is attached to the inner box 29, the lower part of the partition main body 37a becomes the vegetable compartment 5, and the upper part becomes the freezer compartment 4. As shown in FIG. In this case, since the insulation performance of the partition body 37a may be lower than that of the vegetable compartment 5 above the freezer compartment 4, the inside of the partition body 37a is filled with the foamed urethane 23 instead of the vacuum insulation material 50. .
  • FIG. 25 is a view of the vertical cross section of the partition 27b shown in FIG.
  • the partition 27b has a vacuum heat insulating material 50 inside the partition main body 37b.
  • the vacuum heat insulating material 50 is installed in the internal space 37ba of the partition main body 37b, and is attached to the lower side surface 37bb of the partition main body 37b via the adhesive member 47 from the inside.
  • a part of the front side of the upper side surface 37bc of the partition body 37b is recessed, and the upper side surface 37bc is formed with a plurality of protrusions 37bd and recesses 37be (see FIG. 13). ) can be formed.
  • the storage space of the vegetable compartment 5 can be expanded, and by providing the convex portion 37bd, a surface with a constant height can be formed in front and behind the upper side surface 37bc. Therefore, the jig for suppressing the deformation of the partition main body 37b when the urethane foam 23 is injected can be shared between the partitions 27a and 27b.
  • the punching die for the mounting portion opening 33 of the inner box 29 is common between the model A and the model B, as shown in FIG. is sized to communicate with both of the partition openings 45 and 46 of the partitions 27a and 27a, but is not limited thereto.
  • the hole-punching dies for the opening 33 for the mounting portion may be different for the model A and the model B. Since the size of the opening 33 can be reduced, the strength of the side surface of the recess 30 of the inner box 29 can be improved.
  • the opening 33 for the mounting portion of the inner box 29 is sized so as to communicate with both of the openings 45 and 46 for the partitions 27a, 27a. is not limited thereto.
  • the mounting portion opening 33 is divided into two types: an opening that communicates only with the partition opening 45 of the partition 27a of the model A, and an opening that communicates only with the partition opening 46 of the partition 27b of the model B, and the inner box 29 is divided into two types. may be formed.
  • FIG. 26 shows the mounting portion opening of the inner box 29 and the partition 27a, with the partitions 27a and 27b attached to the left side surface 29a of the inner box 29 of the first modified example of the refrigerators 100 and 200 according to the embodiment. It is a figure which shows the positional relationship with the openings 45 and 46 for a partition of 27b.
  • FIG. 27 shows the mounting portion opening of the inner box 29 and the partitions 27a and 27b in a state where the partition 27a is attached to the left side surface 29a of the inner box 29 of the second modification of the refrigerator 100 according to the embodiment. It is a figure which shows the positional relationship with openings 45 and 46.
  • FIG. 28 shows the mounting portion opening of the inner box 29 and the partition opening 45 of the partition 27b in a state where the partition 27b is attached to the left side surface 29a of the inner box 29 of the second modification of the refrigerator 200 according to the embodiment. , 46.
  • FIG. FIG. 29 shows the mounting portion opening of the inner box 29 and the partition 27a, with the partitions 27a and 27b attached to the left side surface 29a of the inner box 29 of the third modification of the refrigerators 100 and 200 according to the embodiment. It is a figure which shows the positional relationship with the openings 45 and 46 for a partition of 27b.
  • the partition front opening 45c and the partition front opening 46c overlap with one mounting portion front opening 33c, and the partition central opening 45b and the partition central opening 46b overlap with one mounting portion.
  • the configuration of the mounting portion opening 33 formed in the left side surface 29a is not limited to this.
  • the left side surface 29a is formed with a first attachment front opening 47c and a second attachment front opening 48c which are spaced apart from each other.
  • the partition front opening 45c overlaps the first mounting portion front opening 47c when viewed from the side. 46c may overlap the second attachment front opening 48c.
  • the first mounting portion central opening 47b, the second mounting portion central opening 48b, the first mounting portion rear opening (not shown), and the second mounting portion rear opening (not shown) have the same configuration.
  • the left side surface 29a is provided with either a first attachment front opening 47c or a second attachment front opening 48c, depending on the type of partition. It is selectively formed by punching. Then, as shown in FIG. 27, when the front opening 47c for the first mounting portion is formed, the partition 27a is attached to the left side surface 29a of the inner box 29, and as shown in FIG. The partition 27b is attached to the left side 29a of the inner box 29 when the front opening 48c is formed. Regarding the first mounting portion central opening 47b, the second mounting portion central opening 48b, the first mounting portion rear opening (not shown), and the second mounting portion rear opening (not shown) Similarly, each of the two openings at the top and bottom is provided according to the type of partition. Even in such a case, it is possible to provide two types of refrigerators 100 and 200 with different attachment positions corresponding to the partitions 27a and 27b by using the common inner box 29. FIG.
  • the mounting portion front opening 33c and the mounting portion central opening 33b have a vertically long shape, but the shape of the mounting portion opening 33 is not limited to this.
  • the shape of the attachment front opening 33c, the attachment central opening 33b, and the attachment rear opening 33a may be a non-vertical shape, such as a horizontal shape or a square shape.
  • the refrigerators 100 and 200 are arranged so as to form the first space between the outer casings 22 constituting the outer shell, and the injection openings for injecting the heat insulating material. and a heat insulating material filled in the first space, a box body 101 having a storage space for storing food inside, and a second space inside, the storage space having a temperature Partition bodies 37a and 37b partitioning into a plurality of storage compartments with different bands, locking portions for fixing the partition bodies 37a and 37b to the inner box 29, partition openings 45 formed on the side surfaces of the partition bodies 37a and 37b, 46 and partitions 27a, 27b.
  • the inner box 29 has mounting portions 34a and 34b to which locking portions are mounted.
  • the mounting portions 34a and 34b have locking portions mounted to the mounting portions 34a and 34b. 29, it has a mounting opening 33 on the surface opposite to the side surface, and the mounting opening 33 communicates with the first space.
  • the partition body 37a, 37b can be attached to the inner box 29;
  • the attachment opening 33 and the partition openings 45 and 46 are formed above the attachment opening 33 .
  • the partition bodies 37a and 37b can be attached to the inner box 29 at a position where the mounting portion opening 33 and the partition openings 45 and 46 overlap below the mounting portion opening 33. As shown in FIG. Therefore, when the partition bodies 37a and 37b are attached at positions where the attachment portion opening 33 overlaps the partition openings 45 and 46 above the attachment portion opening 33, and when the attachment portion openings are attached below the attachment portion opening 33
  • the vertical positions of the partition bodies 37a and 37b change depending on whether the partition bodies 37a and 37b are attached at positions where the partition openings 45 and 46 overlap the partition bodies 33 and 46, respectively.
  • the mounting portion opening 33 and the partition openings 45 and 46 overlap, the heat insulating material injected into the first space from the filling opening is transferred to the mounting portion opening 33 communicating with the first space. and through the partition openings 45 and 46 into the second spaces of the partition bodies 37a and 37b.
  • the mounting positions of the partitions 27a and 27b mounted inside the box 101 can be changed, an appropriate frontage can be secured for each storage compartment, and user convenience can be improved.
  • the mounting positions of the partitions 27a and 27b mounted inside the box 101 can be changed, and injection into the first space from the injection opening can be performed regardless of the mounting positions of the partitions 27a and 27b mounted inside the box 101.
  • the mold for molding the inner box 29 can be used in common, and there is no need to manufacture a plurality of molds. Manufacturing costs can be reduced. That is, it is possible to improve usability for the user while suppressing the manufacturing cost. Furthermore, since it is a structure in which the box 101 is individually manufactured for each model, compared with the conventional structure in which a common box 101 is manufactured regardless of the model and the user freely sets the temperature of each storage chamber. , the optimum cooling structure and heat insulating structure can be constructed according to the position of each storage compartment, so that power consumption and internal volume loss can be suppressed.
  • the plurality of openings 33 for the mounting portion include the rear opening 33a for the mounting portion formed on the rear side of the inner box 29 and the inner box 29 through the rear opening 33a for the mounting portion. and a plurality of mounting central openings 33b formed between the mounting rear opening 33a and the mounting front opening 33c.
  • the rear opening 33a and the front opening 33c for the mounting portion are larger in area than the central opening 33b for the mounting portion.
  • the refrigerators 100 and 200 when the liquid heat insulating material is injected into the internal space 44 from the injection opening on the back surface of the inner box 29, the liquid heat insulating material flows to the front side of the inner box 29 with fluidity. Therefore, by forming the attachment front opening 33c larger than the attachment central opening 33b, the highly fluid heat insulating material injected from the back side of the inner box 29 is separated from the partitions 27a and 27b. can be sufficiently filled inside. In addition, by forming the mounting portion rear opening 33a to be larger than the mounting portion central opening 33b, the heat insulating material with reduced fluidity reaches the mounting portion rear opening 33a. can be filled to
  • the partition 27a is a first partition attached to the inner box 29 so that the mounting portion opening 33 and the partition opening 45 overlap above the mounting portion opening 33.
  • the first partition is attached to the inner box 29 so that part of the opening 33 for the attachment portion is blocked by the lower flanges 36a and 41a of the engagement portion of the first partition and the side surface of the partition body 37a.
  • the second partition is attached to the inner box 29 so that the attachment portion opening 33 and the partition opening 46 overlap below the attachment portion opening 33.
  • the attachment opening 33 is partially closed by the upper flanges 35b and 40b of the locking portion of the second partition and the side surface of the partition main body 37b.
  • the heat insulating material when the heat insulating material is injected into the partitions 27a and 27b, the heat insulating material flows out from the lower area E1 or the upper area E2 of the attachment opening 33. You can prevent it from leaking.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Refrigerator Housings (AREA)

Abstract

L'invention concerne un réfrigérateur qui comprend : un corps de boîte présentant une boîte externe qui constitue un contour externe, une boîte interne qui est disposée de façon à former un premier espace conjointement avec la boîte externe et présente une ouverture d'injection pour injecter un matériau d'isolation thermique, et un matériau d'isolation thermique remplissant le premier espace, le corps de boîte ayant également un espace de stockage pour stocker des produits alimentaires à l'intérieur de celui-ci ; et une cloison dotée d'un corps de séparation qui présente un second espace formé dans l'intérieur et une ouverture de séparation formée dans une surface latérale, le corps de séparation divisant l'espace de stockage en une pluralité de chambres de stockage dans différentes bandes de température, la cloison ayant également une partie de mise en prise servant à fixer le corps de séparation à la boîte interne. La boîte interne présente une partie de fixation à laquelle la partie de mise en prise est fixée. La partie de fixation présente une ouverture de partie de fixation formée dans une surface faisant face à la surface latérale du corps de séparation lorsque la partie de mise en prise est fixée à la partie de fixation et le corps de séparation est fixé à la boîte interne. L'ouverture de partie de fixation communique avec le premier espace et, vue depuis la surface latérale de la boîte interne, permet la fixation du corps de séparation à la boîte interne à une position dans laquelle l'ouverture de partie de fixation et l'ouverture de séparation se chevauchent au-dessus de l'ouverture de partie de fixation ou à une position dans laquelle l'ouverture de partie de fixation et l'ouverture de séparation se chevauchent au-dessous de l'ouverture de séparation.
PCT/JP2022/001098 2022-01-14 2022-01-14 Réfrigérateur WO2023135740A1 (fr)

Priority Applications (4)

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JP2023573743A JPWO2023135740A1 (fr) 2022-01-14 2022-01-14
PCT/JP2022/001098 WO2023135740A1 (fr) 2022-01-14 2022-01-14 Réfrigérateur
AU2022433479A AU2022433479A1 (en) 2022-01-14 2022-01-14 Refrigerator
TW111148225A TWI842275B (zh) 2022-01-14 2022-12-15 冰箱

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07198246A (ja) * 1993-12-08 1995-08-01 Samsung Electronics Co Ltd 容量可変式冷蔵庫
JPH11201615A (ja) * 1998-01-13 1999-07-30 Sharp Corp 冷蔵庫
JP2009115369A (ja) * 2007-11-06 2009-05-28 Panasonic Corp 冷蔵庫
JP2013024461A (ja) * 2011-07-20 2013-02-04 Hitachi Appliances Inc 冷蔵庫
JP2016114267A (ja) * 2014-12-12 2016-06-23 シャープ株式会社 断熱箱体およびこれを備える冷蔵庫
JP2019158250A (ja) * 2018-03-14 2019-09-19 東芝ライフスタイル株式会社 冷蔵庫

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07198246A (ja) * 1993-12-08 1995-08-01 Samsung Electronics Co Ltd 容量可変式冷蔵庫
JPH11201615A (ja) * 1998-01-13 1999-07-30 Sharp Corp 冷蔵庫
JP2009115369A (ja) * 2007-11-06 2009-05-28 Panasonic Corp 冷蔵庫
JP2013024461A (ja) * 2011-07-20 2013-02-04 Hitachi Appliances Inc 冷蔵庫
JP2016114267A (ja) * 2014-12-12 2016-06-23 シャープ株式会社 断熱箱体およびこれを備える冷蔵庫
JP2019158250A (ja) * 2018-03-14 2019-09-19 東芝ライフスタイル株式会社 冷蔵庫

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AU2022433479A1 (en) 2024-05-23
TW202328608A (zh) 2023-07-16

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