WO2014013636A1 - 冷蔵庫 - Google Patents

冷蔵庫 Download PDF

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Publication number
WO2014013636A1
WO2014013636A1 PCT/JP2013/000829 JP2013000829W WO2014013636A1 WO 2014013636 A1 WO2014013636 A1 WO 2014013636A1 JP 2013000829 W JP2013000829 W JP 2013000829W WO 2014013636 A1 WO2014013636 A1 WO 2014013636A1
Authority
WO
WIPO (PCT)
Prior art keywords
condenser
space
machine room
front wall
refrigerant
Prior art date
Application number
PCT/JP2013/000829
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
勝久 天生
利幸 近藤
正俊 佐藤
Original Assignee
株式会社 東芝
東芝コンシューマエレクトロニクス・ホールディングス株式会社
東芝ホームアプライアンス株式会社
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 株式会社 東芝, 東芝コンシューマエレクトロニクス・ホールディングス株式会社, 東芝ホームアプライアンス株式会社 filed Critical 株式会社 東芝
Priority to RU2015105587/13A priority Critical patent/RU2603888C2/ru
Priority to IN11135DEN2014 priority patent/IN2014DN11135A/en
Priority to CN201380032018.3A priority patent/CN104380015B/zh
Publication of WO2014013636A1 publication Critical patent/WO2014013636A1/ja

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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
    • F25D23/003—General constructional features for cooling refrigerating machinery
    • 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
    • F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2323/00—General constructional features not provided for in other groups of this subclass
    • F25D2323/002—Details for cooling refrigerating machinery
    • F25D2323/0021—Details for cooling refrigerating machinery using air guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2323/00—General constructional features not provided for in other groups of this subclass
    • F25D2323/002—Details for cooling refrigerating machinery
    • F25D2323/0026—Details for cooling refrigerating machinery characterised by the incoming air flow
    • F25D2323/00266—Details for cooling refrigerating machinery characterised by the incoming air flow through the bottom

Definitions

  • the embodiments described herein generally relate to refrigerators.
  • a machine in which a compressor and a condenser forming a refrigeration cycle and a heat dissipating fan for cooling the compressor and the condenser are formed in the lower part on the back side of the cabinet. It is arranged indoors. Power consumption of the refrigerator is reduced by increasing the heat dissipation efficiency of the condenser by the heat dissipation fan.
  • the embodiment of the present invention has been made in consideration of the above circumstances, and provides a refrigerator capable of improving power dissipation efficiency of a condenser disposed in a machine room to save power.
  • the refrigerator of the embodiment includes a cabinet having a storage space, a cooler, a machine room, a compressor, a condenser, a heat radiating fan, and an air inlet.
  • the machine room is provided in a lower part on the back side of the cabinet.
  • the cooler is provided in the cabinet.
  • the machine room is partitioned from the cabinet by a front wall on the front and rear sides.
  • the compressor is provided in the machine room and supplies a refrigerant to the condenser.
  • the condenser is disposed in the machine room at a distance from the front wall to the rear, condenses the refrigerant supplied from the compressor, and supplies the condensed refrigerant to the cooler.
  • the heat dissipating fan is disposed behind the condenser so as to face the condenser.
  • the air inlet portion is provided in a bottom portion that divides the bottom surface of the machine room below a space sandwiched between the front wall and the condenser, and communicates the machine room with the outside.
  • FIG. 1st Embodiment It is sectional drawing of the refrigerator which concerns on 1st Embodiment. It is a figure which shows the refrigerating cycle of the refrigerator of FIG. It is a front view of the condenser of the refrigerator of FIG. It is an expanded sectional view of the machine room of the refrigerator of FIG. It is an expanded sectional view of the machine room of the refrigerator concerning a 2nd embodiment. It is an expanded sectional view of the machine room of the refrigerator concerning a 3rd embodiment.
  • the refrigerator 10 includes a cabinet 16 provided with a heat insulating space 13 between an outer box 12 made of a steel plate and an inner box 14 forming a storage space, as shown in FIG.
  • the storage space formed inside the inner box 14 is divided into an upper refrigeration space 20 and a lower refrigeration space 40 by a heat insulating partition wall 17.
  • the refrigerated space 20 is a space cooled to a refrigeration temperature (for example, 2 to 3 ° C.).
  • the interior of the refrigerated space 20 is further divided vertically by a partition wall 21.
  • a refrigerator compartment 22 provided with a plurality of stages of mounting shelves is provided above the partition wall 21.
  • a vegetable room 24 for storing a drawer-type storage container 26.
  • the freezing space 40 disposed below the vegetable compartment 24 via the heat insulating partition wall 17 is a space cooled to a freezing temperature (for example, ⁇ 18 ° C. or lower).
  • a freezing temperature for example, ⁇ 18 ° C. or lower.
  • an ice making room 42 equipped with an automatic ice making machine and a small freezing room (not shown in FIG. 1) are provided on the left and right.
  • a freezing room 46 is provided below the ice making room 42 and the small freezing room.
  • a refrigeration cooler 52 that cools the air in the refrigeration space 20, and refrigeration for blowing the cold air cooled by the refrigeration cooler 52 to the refrigeration chamber 22 and the vegetable compartment 24.
  • a blower fan 53 is provided.
  • a freezing cooler 54 that cools the air in the freezing space 40, and the cold air cooled by the freezing cooler 54, the ice making chamber 42 and the small freezing chamber
  • a refrigeration blower fan 55 for blowing air to the freezer compartment 46 is provided.
  • the refrigeration cooler 52 and the refrigeration cooler 54 include a compressor 51 housed in a machine room 19 provided in a lower part on the back side of the cabinet 16 and a condenser 56 shown in FIGS. 1) and the refrigeration cycle 50 is configured.
  • the refrigeration cycle 50 includes a compressor 51, a condenser 56, a switching valve 57, a refrigeration cooler 52, a refrigeration cooler 54, a refrigeration decompression device 58, a refrigeration decompression device 59, and the reverse A stop valve 60 is provided.
  • the compressor 51 discharges a high-temperature and high-pressure gaseous refrigerant.
  • the condenser 56 receives the gaseous refrigerant discharged from the compressor 51 and liquefies the heat, and the switching valve 57 is provided on the outlet side of the condenser 56 to switch the refrigerant flow path.
  • the refrigeration decompression device 58 and the refrigeration decompression device 59 function as throttle means for the refrigeration cooler 52 and the refrigeration cooler 54, respectively. By connecting these devices with refrigerant pipes, the refrigerant discharged from the compressor 51 is circulated to cool the refrigeration cooler 52 and the refrigeration cooler 54.
  • the machine room 19 includes a ceiling surface 61, a compressor base 62, a front wall 63, left and right side walls (not shown in FIG. 1), and a back plate 66, as shown in FIG. In the lower part on the back side of the cabinet 16, it is partitioned and formed.
  • the compressor base 62 constitutes a bottom portion that partitions the bottom surface of the machine room 19.
  • the front wall 63 separates the back surface of the freezer compartment 46 from the machine room 19 and is inclined upward toward the rear.
  • the back plate 66 is detachably attached to the cabinet 16.
  • the ceiling surface 61 and the front wall 63 are integrally formed by a bottom plate 67 of the cabinet 16.
  • the compressor 51 is mounted on the compressor base 62 via a vibration isolating rubber on one side in the width direction of the machine room 19, for example, on the left side when viewed from the back side of the machine room 19.
  • a fan unit 70 shown in FIG. 2 is disposed on the other side of the machine room 19 in the width direction, for example, on the right side of the machine room 19 when viewed from the back side.
  • the fan unit 70 is provided with a heat radiating fan 68 composed of an axial fan for cooling the compressor 51 and the condenser 56.
  • an evaporating dish 72 for evaporating the defrost water generated from the refrigeration cooler 52 and the refrigeration cooler 54 is formed in the compressor base 62 below the fan unit 70.
  • the condenser 56 is a fin-tube condenser including an aluminum-made refrigerant tube 56a through which refrigerant flows and a plurality of plate-like heat radiation fins 56b provided in the refrigerant tube 56a.
  • the refrigerant tube 56a is disposed from the upper part to the lower part of the machine room 19 while meandering left and right.
  • the refrigerant discharged from the compressor 51 flows into the refrigerant tube 56a from the upper part of the condenser 56, and flows to the lower part of the condenser 56 while meandering left and right.
  • the condenser 56 has a front wall so that the heat dissipating fins 56 b are parallel to the front-rear direction of the machine room 19 while matching the front-rear direction with a relatively short dimension to the front-rear direction of the machine room 19. It is arranged in the machine room 19 with a space from 63 to the rear. With such an arrangement, a space S is formed between the condenser 56 and the front wall 63 so as to cover the entire height of the machine room 19 (that is, from the bottom surface of the machine room 19 to the ceiling surface 61). This space S communicates with the outside of the machine room 19 through an air inlet 64 formed in the compressor base 62.
  • the fan unit 70 includes a unit rear surface portion 74 with a circular bell mouth 73 opened, and a unit side surface portion 75 extending forward from a lower edge portion and left and right side edge portions of the unit rear surface portion 74.
  • the heat dissipating fan 68 composed of the axial fan is disposed inside the bell mouth 73 of the fan unit 70.
  • the suction port of the heat radiating fan 68 is provided in front.
  • the fan unit 70 is fixed behind the condenser 56 in the machine room 19.
  • the heat radiating fan 68 is disposed opposite to the condenser 56 at a distance from the rear surface 56 c of the condenser 56 so that the rotating shaft 68 a of the heat radiating fan 68 is along the vertical direction of the rear surface 56 c of the condenser 56.
  • the compressor 51 is driven to start the operation of the refrigeration cycle 50 and the heat dissipating fan 68 is rotated so that the gaseous refrigerant discharged from the compressor 51 is discharged in the condenser 56. Cool with heat dissipation.
  • the air below the machine room 19 is an air inlet provided below the space S sandwiched between the condenser 56 and the front wall 63.
  • the portion 64 is taken into the space S.
  • the air taken into the space S from the outside of the machine room 19 spreads in the space S and flows in the front-rear direction having a short dimension in the condenser 56 while exchanging heat with the radiating fins 56 b, and is sucked into the suction port of the radiating fan 68. Then, it is discharged to the rear of the heat dissipation fan 68.
  • the space S that communicates with the outside of the machine room 19 via the air inlet 64 is provided in front of the condenser 56. Therefore, since the air inflow area of the condenser 56 can be increased, air that has not been heat exchanged with the condenser 56 taken from the outside of the machine room 19 can be blown to a wide area of the condenser 56, Heat dissipation efficiency can be improved. Furthermore, since the air inflow area of the condenser 56 can be increased, the pressure loss of the air passing through the condenser 56 can be suppressed, and the heat radiation efficiency of the condenser 56 can be increased by increasing the amount of air exchanged with the condenser 56. Can be improved.
  • the rotation shaft 68a of the heat radiating fan 68 is arranged along the vertical direction of the rear surface 56c of the condenser 56. Therefore, since the air generated by the heat radiating fan 68 flows in parallel to the heat radiating fins 56b, the pressure loss of the air passing through the condenser 56 can be further suppressed.
  • This embodiment differs from the first embodiment described above in that the space S sandwiched between the condenser 56 and the front wall 63 is partitioned vertically by the partition member 76.
  • the partition member 76 has a plate shape that extends in a direction that becomes higher toward the rear from a position where the air inlet portion 64 provided in the compressor base 62 is divided forward and backward.
  • the partition member 76 is disposed substantially parallel to the front wall 63 with a gap in the rearward direction.
  • the space S sandwiched between the condenser 56 and the front wall 63 by such a partition member 76 is divided into an upper space S1 formed above the partition member 76 and a lower space S2 formed below the partition member 76. It is partitioned.
  • One end of the upper space S ⁇ b> 1 communicates with the outside of the machine room 19 through the air inlet 64, and the other end of the upper space S ⁇ b> 1 opens at a position facing the upper portion of the condenser 56.
  • One end of the lower space S ⁇ b> 2 communicates with the outside of the machine chamber 19 through the air inlet 64, and the other end of the lower space S ⁇ b> 2 opens at a position facing the lower portion of the condenser 56.
  • the condenser 56 is inclined with respect to the front wall 63, the widths of the two portions of the space S formed in front of the upper part and the lower part of the condenser 56 are different. . Even with such a structure, in the present embodiment, the air outside the machine chamber 19 taken in from the air inlet 64 can be uniformly blown to the upper and lower portions of the condenser 56, and the entire condenser 56 is effectively used. The heat dissipation efficiency can be improved by heat dissipation.
  • the rotation shaft 68 a of the heat radiating fan 68 is arranged along the vertical direction of the rear surface 56 c of the condenser 56, and the rectangular parallelepiped condenser 56 is arranged so as to be inclined with respect to the front wall 63. is doing.
  • a condenser 56 is disposed in parallel with the front wall 63.
  • the widths of the two portions of the space S formed in front of the upper portion and the lower portion of the condenser 56 are substantially the same. Therefore, the air outside the machine chamber 19 taken in from the air inlet 64 can be uniformly blown to the upper and lower portions of the condenser 56, respectively, and the entire condenser 56 can be effectively dissipated, Heat dissipation efficiency can be improved.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Refrigerator Housings (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
PCT/JP2013/000829 2012-07-19 2013-02-15 冷蔵庫 WO2014013636A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
RU2015105587/13A RU2603888C2 (ru) 2012-07-19 2013-02-15 Холодильник
IN11135DEN2014 IN2014DN11135A (enrdf_load_stackoverflow) 2012-07-19 2013-02-15
CN201380032018.3A CN104380015B (zh) 2012-07-19 2013-02-15 冰箱

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012160212A JP2014020680A (ja) 2012-07-19 2012-07-19 冷蔵庫
JP2012-160212 2012-07-19

Publications (1)

Publication Number Publication Date
WO2014013636A1 true WO2014013636A1 (ja) 2014-01-23

Family

ID=49948480

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2013/000829 WO2014013636A1 (ja) 2012-07-19 2013-02-15 冷蔵庫

Country Status (5)

Country Link
JP (1) JP2014020680A (enrdf_load_stackoverflow)
CN (1) CN104380015B (enrdf_load_stackoverflow)
IN (1) IN2014DN11135A (enrdf_load_stackoverflow)
RU (1) RU2603888C2 (enrdf_load_stackoverflow)
WO (1) WO2014013636A1 (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2017006565A1 (ja) * 2015-07-09 2018-04-19 パナソニックＩｐマネジメント株式会社 冷蔵庫
JP6696243B2 (ja) * 2016-03-16 2020-05-20 富士電機株式会社 冷却装置
WO2017188146A1 (ja) * 2016-04-27 2017-11-02 東芝ライフスタイル株式会社 冷蔵庫
JP7164286B2 (ja) * 2016-04-27 2022-11-01 東芝ライフスタイル株式会社 冷蔵庫
CN106802044B (zh) * 2016-12-27 2019-08-02 青岛海尔股份有限公司 冰箱及其压缩机仓导风装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5995362A (ja) * 1982-11-20 1984-06-01 サンデン株式会社 冷凍機内蔵形シヨ−ケ−スを用いた店舗構造
JPS5995361A (ja) * 1982-11-20 1984-06-01 サンデン株式会社 空冷形内蔵シヨ−ケ−ス
JPH0436571A (ja) * 1990-05-30 1992-02-06 Matsushita Refrig Co Ltd 冷蔵庫
JPH0961037A (ja) * 1995-08-25 1997-03-07 Sanyo Electric Co Ltd 冷却貯蔵庫
JP2005172379A (ja) * 2003-12-12 2005-06-30 Hoshizaki Electric Co Ltd 冷却装置
JP2007046865A (ja) * 2005-08-11 2007-02-22 Toshiba Corp 冷蔵庫
JP2012042136A (ja) * 2010-08-19 2012-03-01 Toshiba Corp 冷蔵庫

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4473788B2 (ja) * 2005-06-09 2010-06-02 株式会社東芝 冷蔵庫
CN202158706U (zh) * 2010-04-26 2012-03-07 株式会社东芝 冰箱

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5995362A (ja) * 1982-11-20 1984-06-01 サンデン株式会社 冷凍機内蔵形シヨ−ケ−スを用いた店舗構造
JPS5995361A (ja) * 1982-11-20 1984-06-01 サンデン株式会社 空冷形内蔵シヨ−ケ−ス
JPH0436571A (ja) * 1990-05-30 1992-02-06 Matsushita Refrig Co Ltd 冷蔵庫
JPH0961037A (ja) * 1995-08-25 1997-03-07 Sanyo Electric Co Ltd 冷却貯蔵庫
JP2005172379A (ja) * 2003-12-12 2005-06-30 Hoshizaki Electric Co Ltd 冷却装置
JP2007046865A (ja) * 2005-08-11 2007-02-22 Toshiba Corp 冷蔵庫
JP2012042136A (ja) * 2010-08-19 2012-03-01 Toshiba Corp 冷蔵庫

Also Published As

Publication number Publication date
RU2603888C2 (ru) 2016-12-10
RU2015105587A (ru) 2016-09-10
CN104380015A (zh) 2015-02-25
JP2014020680A (ja) 2014-02-03
IN2014DN11135A (enrdf_load_stackoverflow) 2015-09-25
CN104380015B (zh) 2018-05-11

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