WO2011161938A1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

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Publication number
WO2011161938A1
WO2011161938A1 PCT/JP2011/003514 JP2011003514W WO2011161938A1 WO 2011161938 A1 WO2011161938 A1 WO 2011161938A1 JP 2011003514 W JP2011003514 W JP 2011003514W WO 2011161938 A1 WO2011161938 A1 WO 2011161938A1
Authority
WO
WIPO (PCT)
Prior art keywords
refrigerator
base member
resin
heat insulating
outer box
Prior art date
Application number
PCT/JP2011/003514
Other languages
English (en)
Japanese (ja)
Inventor
古林　満之
理 上野
香緒里 林
Original Assignee
パナソニック株式会社
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 パナソニック株式会社 filed Critical パナソニック株式会社
Priority to CN201180030450.XA priority Critical patent/CN102947658B/zh
Publication of WO2011161938A1 publication Critical patent/WO2011161938A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/06—Walls
    • F25D23/062—Walls defining a cabinet
    • F25D23/063—Walls defining a cabinet formed by an assembly of panels
    • 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
    • F25D2321/00—Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
    • F25D2321/14—Collecting condense or defrost water; Removing condense or defrost water
    • F25D2321/141—Removal by evaporation
    • F25D2321/1412—Removal by evaporation using condenser heat or heat of desuperheaters
    • 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
    • F25D2400/32—Removal, transportation or shipping of refrigerating devices from one location to another

Definitions

  • This invention relates to what formed the machine room provided in the lower back of the refrigerator main body with the resin material.
  • the top surface portion of the machine room that houses the functional components of the refrigerator formed at the lower rear of the refrigerator body is formed of a concave resin, and the pedestal is composed of a metal component such as an iron plate (for example, see Patent Document 1).
  • FIG. 7 is a perspective view of a main part of a machine room provided at the lower back of the conventional refrigerator described in Patent Document 1.
  • a machine room formed by an outer case 1, a pedestal 2 made of metal, and a resin member 3 constituting a top surface, a back surface, and a right side surface arranged on the pedestal 2. 4 and a compressor 5 disposed in the machine room 4.
  • the machine room is formed of a resin member, heat generated from the compressor disposed in the machine room is reduced from being conducted outside the machine room, and the temperature inside the refrigerator is reduced. To prevent the rise, it is effective for energy saving.
  • the compressor is installed on the pedestal made of metal parts, the heat in the machine room is transferred from the pedestal to the refrigerator cabinet, and the temperature in the cabinet. It is possible to influence the rise.
  • This invention solves the said conventional subject, and aims at providing the refrigerator which improved the heat insulation from a machine room to the inside of a store
  • the refrigerator of the present invention is a heat insulating unit including a metal outer box, a resin inner box, and a heat insulating material filled between the outer box and the inner box.
  • a refrigerator including a box includes a machine room formed of a resin base member, and an upper portion of the base member is connected to a back plate that forms a back surface portion of the outer box. The lower part is connected to a bottom plate forming the bottom part of the outer box.
  • the refrigerator of the present invention can reduce heat conduction into the cabinet and further improve the heat insulation performance, a refrigerator with excellent energy saving can be provided.
  • FIG. 1 is a schematic cross-sectional view of the refrigerator in the first embodiment of the present invention.
  • FIG. 2 is a schematic view of the bottom of the refrigerator in the first embodiment of the present invention.
  • FIG. 3 is a schematic diagram of the first handle portion according to Embodiment 1 of the present invention.
  • FIG. 4 is a schematic view of the base member in the first embodiment of the present invention.
  • FIG. 5 is a schematic diagram when the refrigerator is transported in the first embodiment of the present invention.
  • FIG. 6 is a schematic diagram during transport of the refrigerator in the first embodiment of the present invention.
  • FIG. 7 is a schematic diagram of the lower rear structure of a conventional refrigerator.
  • a heat insulating box comprising a metal outer box, a resin inner box, and a heat insulating material filled between the outer box and the inner box, and a rear surface of the heat insulating box.
  • a refrigerator comprising: a back plate that forms a bottom plate; a bottom plate that forms a bottom surface; and a machine room formed at a lower portion of the back plate, wherein the machine room is formed of a resin base member, and the base member The upper part is connected to the back plate and the lower part is connected to the bottom plate.
  • the evaporating dish for collecting and evaporating at least defrosted water is disposed in the machine room, the evaporating dish is housed in a resin base member. Therefore, the heat generated in the evaporating dish is difficult to be transmitted into the refrigerator cabinet, so that the heat insulation can be improved, and a refrigerator with high energy saving can be provided.
  • the third invention in particular, in the first or second invention, comprises a folded portion at the lower part of the base member, connects the folded portion and the bottom plate, and the folded portion is filled with a heat insulating material; did.
  • a heat insulating material can be filled between the bottom surface portion and the folded portion of the base member, it is possible to ensure strength and reduce distortion of the suspension.
  • the fourth invention has a configuration in which, in the third invention, in particular, a grip portion for holding a hand during transportation is formed on the folded portion.
  • the handle portion can be configured by the resin base member, so that a complicated shape can be easily formed, and a shape that can be easily held by the carrier can be configured.
  • the base member is constituted by a member having a substantially U-shaped cross section in which a top surface portion, a back surface portion, and a bottom surface portion are integrally formed.
  • the machine room space can be configured only by the base member, and since the base member is made of resin, a complicated shape can be formed and wasteful space can be reduced.
  • An UP refrigerator can be provided.
  • FIG. 1 is a schematic cross-sectional view of a refrigerator according to Embodiment 1 of the present invention
  • FIG. 2 is a schematic view of the bottom surface of the refrigerator according to Embodiment 1 of the present invention
  • FIG. FIG. 4 and FIG. 4 show schematic views of the base member in Embodiment 1 of the present invention.
  • the refrigerator 11 is provided with a heat insulating box 12 and a door 13 that can be freely opened and closed.
  • the refrigerator 11 is partitioned into a plurality of storage rooms 44. Specifically, the refrigerator 11 is partitioned into a refrigerating room 44a, a switching room 44b, a vegetable room 44c, and a freezing room 44d in order from the top.
  • the heat insulation box 12 includes an outer box 17 and an inner box 18, and a heat insulating material 19 is filled between the outer box 17 and the inner box 18.
  • the outer box 17 is made of metal, and forms a top side plate 14 formed by integrally bending a top surface portion and both side surface portions of the outer shell of the refrigerator 11, a back plate 15 forming a back surface portion, and a bottom surface portion. And a bottom plate 16.
  • a metal outer box 17 is formed by fixing the top side plate 14, the back plate 15, and the bottom plate 16 by welding or fixing with screws or the like.
  • a resin base member 20 for connecting and fixing the back plate 15 and the bottom plate 16 is provided behind the bottom surface of the refrigerator 11.
  • the base member 20 is a substantially U-shaped member having a top surface portion, a back surface portion, and a bottom surface portion.
  • the back plate 15 of the outer box 17 and the top surface portion at the top of the base member 20 are connected and fixed.
  • the bottom surface portion of the base member 20 is integrally provided with a folded portion 21, and the folded portion 21 at the lower portion of the base member 20 and the bottom plate 16 of the refrigerator 11 are connected and fixed.
  • a part of the folded portion 21 is inserted in a space formed between the inner box 18 and the bottom plate 16.
  • the refrigerator 11 is filled with the heat insulating material 19 after the base member 20 is attached to the inner box 18 or the outer box 17.
  • the heat insulating material 19 is filled between the inner box 18, the back plate 15, the base member 20, and the bottom plate 16 of the connected outer box 17. Further, as described above, since the folded portion 21 is inserted into a space formed between the inner box 18 and the bottom plate 16, the heat insulating material 19 is provided between the bottom portion of the base member 20 and the folded portion 21. Is filled.
  • the heat insulating material 19 is also filled between the side wall 20 a and the top side plate 14 of the outer box 17.
  • the wall thickness dimension (wall thickness) of the heat insulating material 19 with which the lower part of the base member 20 is filled is the bottom face part of the freezer compartment 44d, and the bottom face board 16. It can be made thinner than the wall thickness dimension in between.
  • the degree of heat generated in the base member 20 by the base member 20 is suppressed to the inside of the refrigerator 11. That is, it is possible to reduce the influence of the heat inside the base member 20 on the temperature rise in the cabinet.
  • the heat insulation box 12 is provided with a first machine chamber 22 in a recessed portion in which a rear portion of the top surface is recessed.
  • the first machine chamber 22 contains a compressor 23, a condenser 24, a condenser cooling fan (not shown), and the like.
  • the pedestal 22a to which the compressor 23, the condenser 24, the condenser cooling fan (not shown) and the like are fixed is made of resin. Therefore, it is possible to reduce the heat generated from the functional component in the first machine chamber 22 made of resin from being transmitted through the pedestal 22a and entering the adjacent refrigerator compartment 44a through the heat insulating material 19.
  • a cooling chamber 25 is provided between the outer box 17 and the inner box 18.
  • the cooling chamber 25 includes a cooler 26, an internal fan 27 for forcibly convection of cool air, a radiant heater 28 that defrosts frost attached to the cooler 26 during cooling, and heating of the radiant heater 28.
  • a drain pan 29 for receiving water from which the frost attached to the cooler 26 has been defrosted, and a drain pipe 30 for draining the water received by the drain pan 29 are provided. Further, the water drained from the drain pipe 30 is accumulated in the evaporating dish 32 disposed in the second machine chamber 31.
  • the second machine chamber 31 is a portion configured by a resin base member 20.
  • the evaporating dish 32 is also made of resin. That is, the evaporating dish 32 is configured so that defrosted water from the cooler 26 is accumulated.
  • the second machine room 31 is arranged behind the freezing room 44d.
  • the heat insulating material 19 is also filled in the folded portion 21, the heat insulating material 19 is also filled and embedded in the lower part of the base member 20, that is, the lower part of the second machine chamber 31. Therefore, the strength of the second machine chamber 31, particularly the strength of the lower part can be secured.
  • a condensing pipe 33 extending from the condenser 24 is disposed so as to pass through the inside of the evaporating dish 32. That is, a part of the condensing pipe 33 is disposed so as to be immersed in the evaporating dish 32. A part of the condensing pipe 33 immersed in the evaporating dish 32 is an immersion pipe 34.
  • the left and right front surfaces of the bottom surface of the refrigerator 11 are provided with a first handle portion 40 having the same shape on the left and right sides, a left first handle portion 40a and a right first handle portion 40b. Is arranged.
  • the first handle portion 40 is formed of resin, and is provided with a hole portion 41 into which a hand can be inserted. A peripheral portion of the hole portion 41 is provided with a handle portion 42 that allows a hand to be placed. .
  • the folded portion 21 of the base member 20 is formed with a second handle portion 43 at a position facing the handle portion 42 provided on the first handle portion 40b on the right side.
  • the refrigeration cycle is operated by a signal from a control board (not shown) according to the set temperature in the refrigerator, and the cooling operation is performed.
  • the high-temperature and high-pressure refrigerant discharged by the operation of the compressor 23 dissipates heat in the condenser 34, the condensing pipe 33, and the immersion pipe 34, condenses and liquefies, and reaches a capillary (not shown). Thereafter, the capillary is depressurized while exchanging heat with a suction line (not shown) to become a low-temperature and low-pressure liquid refrigerant and reach the cooler 26.
  • each storage chamber 44 is cooled by distributing low-temperature cold air with a damper (not shown) or the like.
  • the refrigerant exiting the cooler 26 is sucked into the compressor 23 through the suction line.
  • the compressor 23 After cooling each storage chamber 44 for a certain time, the compressor 23 is stopped and the radiant heater 28 is energized in order to remove frost attached to the cooler 26. Then, the frost adhering to the cooler 26 is melted and dripped onto the drain pan 29 and stays in the evaporating dish 32 through the drain pipe 30.
  • the energization of the radiant heater 28 is finished, and the compressor 23 is operated again.
  • the water staying in the evaporating dish 32 is heated and evaporated by the immersion pipe 34 during the operation of the compressor 23.
  • FIG. 6 when the refrigerator 11 is transported while being tilted in the horizontal direction, one person holds the upper end portions 51 on the side of the refrigerator 11, and the other person holds the handle 42 provided on the first handle 40 b. And it becomes transportable by having the 2nd handle part 43.
  • the second handle portion 43 is provided at a position opposite to the handle portion 42 of the first handle portion 40b provided on the right side when viewed from the front of the refrigerator 11, and the conveying method is such that the right side surface of the refrigerator 11 is on the upper side. Yes.
  • the second handle portion 43 is formed at a position facing the right first handle portion 40b. Also, by providing it at two locations opposite to the left first handle portion 40a and the right first handle portion 40b, it can be tilted to the left or right when transporting, which improves usability for the transporter. .
  • the water accumulated in the evaporating dish 32 by the dip pipe 34 is heated and evaporated, and at the same time, the ambient temperature around the evaporating dish 32 is raised by the heat of the dip pipe 34, and the refrigerator 11. It will conduct heat to the inside of the cabinet and affect the temperature inside the cabinet.
  • the evaporating dish 32 is disposed on the resin base member 20 provided at the bottom of the back surface of the refrigerator 11, the base is made of resin rather than the metal base member. It becomes possible to reduce the temperature effect on the interior due to heat conduction from the base member 20, and a refrigerator with high energy saving performance can be provided.
  • the bottom surface portion of the base member 20 includes a folded portion 21, the folded portion 21 and the bottom plate 16 are connected, and the folded portion 21 is filled with a heat insulating material.
  • the grip portion for transporting the refrigerator 11 is generally costly because a method such as a configuration in which a separate part is attached is used, but the resin base member 20 is attached.
  • the grip portion can be configured, so that a complicated shape can be easily formed, and a shape that can be easily held by the carrier can be configured.
  • the second handle portion 43 can be configured to be safe and secure in terms of strength. .
  • the base member 20 is formed of a member having a substantially U-shaped cross section having a top surface portion, a back surface portion, and a bottom surface portion.
  • the second machine chamber 31 in which the evaporating dish 32 is accommodated can be configured only by the base member 20.
  • the base member 20 is made of resin, a complicated shape can be formed and only a necessary space can be formed as compared with the case where metal is used to perform sheet metal processing. Therefore, since a useless space can be eliminated, a user-friendly refrigerator with an increased internal volume can be provided.
  • the structure which has the vegetable room 44c in the lowest part may be sufficient.
  • the machine room for arranging the compressor 23 and the like is provided at the rear part of the top surface of the refrigerator, but the compressor 23 and the like are arranged on the base member 20 on which the evaporating dish 32 is arranged. There is no problem with the configuration because the object of the present invention can be achieved.
  • the refrigerator according to the present invention can reduce heat conduction from the heat source to the inside of the warehouse, and can be used as a configuration for commercial refrigerators, vending machines, other cooling devices, and the like.

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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)
  • Removal Of Water From Condensation And Defrosting (AREA)
  • Refrigerator Housings (AREA)

Abstract

L'invention concerne un réfrigérateur dans lequel la propriété d'isolation thermique entre une chambre de machine et l'intérieur du réfrigérateur est améliorée. Un réfrigérateur (11) comporte un logement d'isolation thermique (12) constitué d'un logement extérieur (17) composé d'un métal, d'un logement intérieur (18) composé de résine, et d'un élément d'isolation (19) remplissant la partie entre le logement extérieur (17) et le logement intérieur (18). Le réfrigérateur comporte aussi une chambre de machine (31) formée par un élément de base (20) composé de résine. La partie supérieure de l'élément de base (20) est raccordée à une plaque arrière (15) formant la partie arrière du logement extérieur (17), et la partie inférieure de l'élément de base (20) est raccordée à une plaque inférieure (16) formant la partie inférieure du logement extérieur (17).
PCT/JP2011/003514 2010-06-23 2011-06-21 Réfrigérateur WO2011161938A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201180030450.XA CN102947658B (zh) 2010-06-23 2011-06-21 冷藏库

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010142313A JP2012007776A (ja) 2010-06-23 2010-06-23 冷蔵庫
JP2010-142313 2010-06-23

Publications (1)

Publication Number Publication Date
WO2011161938A1 true WO2011161938A1 (fr) 2011-12-29

Family

ID=45371145

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2011/003514 WO2011161938A1 (fr) 2010-06-23 2011-06-21 Réfrigérateur

Country Status (3)

Country Link
JP (1) JP2012007776A (fr)
CN (1) CN102947658B (fr)
WO (1) WO2011161938A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109073313B (zh) * 2016-05-13 2020-10-27 松下知识产权经营株式会社 冷藏库

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62102984U (fr) * 1985-12-18 1987-06-30
JPH1163802A (ja) * 1997-08-13 1999-03-05 Samsung Electron Co Ltd 冷蔵庫用外箱の溝加工方法
JP2001041635A (ja) * 1999-07-27 2001-02-16 Matsushita Refrig Co Ltd 冷蔵庫

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07286771A (ja) * 1994-04-18 1995-10-31 Sharp Corp 冷蔵庫の箱体構造
US5669232A (en) * 1994-11-22 1997-09-23 Sanyo Electric Co., Ltd. Refrigerating unit
KR100307353B1 (ko) * 1998-11-28 2001-10-20 구자홍 냉장고의하부구조
US6629429B1 (en) * 1999-03-12 2003-10-07 Matsushita Refrigeration Company Refrigerator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62102984U (fr) * 1985-12-18 1987-06-30
JPH1163802A (ja) * 1997-08-13 1999-03-05 Samsung Electron Co Ltd 冷蔵庫用外箱の溝加工方法
JP2001041635A (ja) * 1999-07-27 2001-02-16 Matsushita Refrig Co Ltd 冷蔵庫

Also Published As

Publication number Publication date
CN102947658A (zh) 2013-02-27
JP2012007776A (ja) 2012-01-12
CN102947658B (zh) 2014-11-19

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