WO2017183105A1 - Réfrigérateur et procédé de fabrication de réfrigérateur - Google Patents

Réfrigérateur et procédé de fabrication de réfrigérateur Download PDF

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Publication number
WO2017183105A1
WO2017183105A1 PCT/JP2016/062346 JP2016062346W WO2017183105A1 WO 2017183105 A1 WO2017183105 A1 WO 2017183105A1 JP 2016062346 W JP2016062346 W JP 2016062346W WO 2017183105 A1 WO2017183105 A1 WO 2017183105A1
Authority
WO
WIPO (PCT)
Prior art keywords
refrigerator
compartment
box
fan
cooler
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2016/062346
Other languages
English (en)
Japanese (ja)
Inventor
達朗 村手
明弘 佐々木
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2018512679A priority Critical patent/JP6625204B2/ja
Priority to PCT/JP2016/062346 priority patent/WO2017183105A1/fr
Priority to CN201690000302.1U priority patent/CN207456004U/zh
Publication of WO2017183105A1 publication Critical patent/WO2017183105A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/08—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/06—Walls

Definitions

  • the present invention relates to a refrigerator having an air passage for circulating cold air to a storage room in a warehouse, and a method for manufacturing the refrigerator.
  • an air passage for blowing cool air cooled by a cooler to a refrigerating room that is one of storage rooms has an intake port provided on the cooler room side, an air outlet provided on the refrigerating room side, and It is comprised by combining the cold air duct which connects a suction inlet and the said blower opening.
  • the cold air duct becomes the specification embed
  • the air passage for sending the cool air blown from the blower in the cooler room to the freezer compartment and the refrigeration room is a combination of the bell mouth to which the blower is attached and the fan grille installed so as to cover the bell mouth.
  • the specification is embedded in the partition wall. That is, the air path from the cooler room to the freezer compartment and the air path from the cooler room to the refrigerator compartment are shared (for example, refer to Patent Document 2).
  • the present invention has been made to solve the above-described problems, and an object thereof is to obtain a refrigerator in which the cooling efficiency of the freezer compartment is improved.
  • the refrigerator according to the present invention includes a box having a freezer compartment, a refrigerator compartment and a cooler compartment formed therein, a cooler provided in the cooler compartment, and cool air cooled by the cooler in the freezer compartment. And a fan to be sent to the refrigerating room, a bell mouth to which the fan is attached, and a bellows which is installed so as to cover the bell mouth and partitions the freezing room and the cooler room by being combined with the bell mouth And a fan grill that forms an air passage that guides the cool air blown from the fan to the freezer compartment inside the partition wall and the bell mouth, and guides the cool air blown by the fan to the refrigerator compartment.
  • An air duct, and the air duct is disposed inside the box and outside the partition wall.
  • the cooling efficiency of the freezer compartment can be improved by installing the air duct inside the box and outside the partition wall.
  • FIG. 2 is a sectional view taken along line XX in FIG.
  • FIG. 3 is a configuration diagram of the refrigerator viewed from the YY direction in FIG. 2.
  • FIG. 1 is a schematic front view showing the inside of the refrigerator according to the embodiment of the present invention.
  • the refrigerator 1 is divided into a plurality of parts inside the heat insulating box 2 that is filled with a foam heat insulating material 15 described later between the inner box 25 and the outer box 26 and separated in a heat insulating state.
  • the inner box 25 forms the inner surface of the heat insulating box 2
  • the outer box 26 forms the outer surface of the heat insulating box 2.
  • a freezer room 3 is provided at the top of the refrigerator 1
  • a refrigerator room 4 is provided under the freezer room 3.
  • the heat insulating box 2 corresponds to the “box” in the present invention.
  • the freezer room 3 is a storage room set in a freezing temperature zone.
  • the refrigerator compartment 4 is a storage compartment set in a refrigerator temperature zone.
  • the present invention is not limited to this, and the positions of the refrigerator compartment 3 and the refrigerator compartment 4 may be changed as appropriate. Good.
  • FIG. 2 is an explanatory diagram showing the positional relationship between the freezer compartment, the refrigerator compartment, and the cooler compartment of the refrigerator according to the embodiment of the present invention.
  • a cooler that houses components such as a cooler 13 and a defrosting heater 14 in the heat insulation box 2 behind the freezer compartment 3 provided in the upper part of the refrigerator 1.
  • a chamber 5 is provided.
  • the cooler 13 constitutes a part of the refrigeration cycle of the refrigerator 1, and generates heat by exchanging heat between the refrigerant flowing inside the cooler 13 and the surrounding air.
  • the defrosting heater 14 melts the frost attached to the cooler 13 by generating heat.
  • the freezer compartment 3 and the cooler compartment 5 are separated by a partition wall 6.
  • FIG. 3 is an exploded perspective view of the compartment wall of the refrigerator and the storage parts of the cooler room according to the embodiment of the present invention.
  • the partition wall 6 includes a fan 9 that blows cool air into the cabinet, a bell mouth 10 to which the fan 9 is attached, and a fan grill 11 that is attached to cover the bell mouth 10. ing.
  • an air passage for blowing cool air into the freezer compartment 3 is formed inside the partition wall 6 formed by combining the bell mouth 10 and the fan grill 11.
  • the bell mouth 10 is composed of a plate-like member 10a and a hollow cylindrical member 10b provided above the plate-like member 10a, and a fan 9 is attached to the hollow cylindrical member 10b of the bell mouth 10. ing.
  • the fan grill 11 is provided with a freezer compartment outlet 7 which is an outlet for cool air and a freezer compartment return port 8 for returning the cool air to the cooler compartment 5.
  • the cold air cooled by the cooler 13 is blown into the freezer compartment 3 through the air passage in the partition wall 6 constituted by the bell mouth 10 and the fan grill 11 by the operation of the fan 9. Further, the air duct 12 to the refrigerator compartment 4 is connected to the bell mouth 10 by fitting the fitting portion 12 c provided on the bell mouth 10 and the fitting portion 12 a provided on the air duct 12. By doing so, an air passage to the refrigerator compartment 4 is formed.
  • FIG. 4 is a schematic enlarged view showing the inside of the freezer compartment of the refrigerator according to the embodiment of the present invention.
  • a plurality of freezer compartment outlets 7 are provided on the design surface of the fan grill 11 provided on the compartment wall 6 on the freezer compartment 3 side.
  • a freezer compartment return port 8 is provided below the fan grill 11 so that air that has taken away heat, such as food stored in the freezer compartment 3, is cooled again in the cooler compartment 5, It comes to circulate.
  • FIG. 5 is an explanatory diagram showing a state where food is stored in the freezer compartment of the refrigerator according to the embodiment of the present invention.
  • the freezer compartment 3 is vertically divided by a shelf 20, and a plurality of foods 21 are placed on the bottom surface of the freezer compartment 3 and the shelf 20.
  • the freezer compartment outlet 7 increases the area of the outlet, so that the foodstuff 21 does not block the freezer compartment outlet 7 even when the foodstuff 21 is stored in the freezer compartment 3 in a large amount. It can be blown and has a specification that does not affect the cooling capacity in the cabinet.
  • the present invention is not limited to this, and the shelf 20 may not be provided, and a plurality of the shelves 20 may be provided. It may be provided and the inside of the freezer compartment 3 may be partitioned in multiple stages.
  • FIG. 6 is a schematic diagram of the freezer compartment for showing the flow of cold air in the freezer compartment of the refrigerator according to the embodiment of the present invention.
  • the cool air 22 blown from the freezer compartment outlet 7 flows through the freezer compartment 3 as indicated by the arrows in FIG. 6.
  • the cold air 22 deprived of heat from the food 21 flows to the freezer compartment return port 8 installed below the freezer compartment 3.
  • the cool air 22 that has flowed to the freezer return port 8 is cooled again by the cooler 13 in the cooler chamber 5 and circulates in the refrigerator.
  • FIG. 7 is an explanatory diagram showing the state of the air passage in the partition wall by removing the fan grill from the freezer compartment of the refrigerator according to the embodiment of the present invention.
  • the cold air blown by the fan 9 passes through the air passage in the partition wall 6 and is blown to the freezer compartment 3.
  • the cold air 22 (see FIG. 6) blown into the freezer compartment 3 flows in front of or below the fan 9 and is blown into the refrigerator from the freezer outlet 7 shown in FIG.
  • the cold air 23 blown into the refrigerator compartment 4 flows as shown by the arrows in FIG. 7 and is sent to the air duct 12 from the bell mouth 10 to the refrigerator compartment 4.
  • FIG. 8 is a sectional view taken along line XX of FIG.
  • the air duct 12 for sending air to the refrigerator compartment 4 has a shape that matches the shape of the undercut portion 17 provided in the inner box 25, and the air duct 12 is underflow. It is configured to be detachably installed on the cut portion 17. Further, the air duct 12 is installed inside the heat insulating box 2 and behind the partition wall 6. Thus, by attaching the air duct 12 to the rear of the partition wall 6, the area for fitting the partition wall 6 and the heat insulating box 2 is increased, and the fitting strength of the partition wall 6 can be enhanced. .
  • the air duct 12 having sufficient strength is attached to the inner box 25.
  • the foam insulation 15 is foamed between the inner box 25 and the outer box 26, and the inner box 25 is deformed according to the shape of the air duct 12 by the pressure of the foam insulation 15 to undercut.
  • a portion 17 is formed.
  • the air duct 12 is a member having sufficient strength
  • the inner box 25 becomes a shape along the shape of the air duct 12 without being deformed by the pressure of the foam heat insulating material 15, and the undercut portion 17. Is formed. By doing so, the undercut portion 17 is formed in the inner box 25 without using a placing jig for forming the undercut portion 17.
  • FIG. 9 is a configuration diagram of the refrigerator viewed from the YY direction in FIG.
  • the cold air cooled by the cooler 13 passes through the air passage inside the partition wall 6 by the fan 9 and flows from the air passage duct 12 to the partition duct 16, and the cold room outlet 18.
  • the air duct 12 is configured to be fixed by a fitting portion 12b between the air duct 12 and the partition duct 16 and the fitting portion 12a. Further, the air duct 12 can be more firmly fixed by using a fixing means 19 such as a screw to suppress the leakage of cold air from the fitting portion 12a or the fitting portion 12b. Further, the strength of the air duct 12 alone can be improved by adding ribs or the like to the inside of the air duct 12.
  • the fitting portion 12a As described above, by firmly fixing the fitting portion 12a, even if the partition wall 6 is repeatedly attached and detached, the fitting between the partition wall 6 and the air duct 12 is not loosened. Furthermore, since the air duct 12 is a single component, the shape of the air duct 12 can be easily changed according to the structure of the cooler 13.
  • the fan 9 that sends the cold air cooled at 13 to the freezer compartment 3 and the refrigerator compartment 4, the bell mouth 10 to which the fan 9 is attached, and the bell mouth 10 are installed so as to cover the bell mouth 10.
  • a fan grill 11 that forms a partition wall 6 that partitions the cooler chamber 5 and that guides the cool air blown from the fan 9 to the freezer chamber 3, and is connected to the bell mouth 10.
  • an air duct 12 that guides the cool air 23 blown by the fan 9 to the refrigerator compartment 4.
  • the air duct 12 is a refrigerator that is installed inside the box and outside the partition wall 6. Set to 1.
  • the freezer compartment outlet 7 can be freely arranged on the front side of the fan grill 11. For this reason, the cooling efficiency of the freezer compartment 3 can be improved by arrange
  • FIG. 1 Furthermore, it becomes easy to fix the fitting part 12a and the fitting part 12b by setting it as the structure which installs the air duct 12 to the refrigerator compartment 4 separately from the partition wall 6.
  • FIG. 2 the fixing means 19 is provided in the air duct 12 and the air duct 12 is fixed to the inner box 25, thereby improving the fitting strength between the air ducts 12 between the fitting portion 12a and the fitting portion 12b. It is possible to suppress cold air leakage.
  • an air duct 12 to the refrigerator compartment 4 is provided outside the partition wall 6 and on the rear side of the compartment wall 6 to separate the air duct duct 12 to the freezer compartment 3 and the refrigerator compartment 4.
  • the heat insulation box 2 includes an inner box 25 that forms the inner surface of the heat insulation box 2 and an outer box 26 that forms the outer surface of the heat insulation box 2, and the undercut portion 17 is formed in the inner box 25.
  • the air duct 12 is detachably installed on the undercut portion 17. By doing in this way, it becomes possible to exchange the air duct 12 when defects, such as a deformation
  • the air duct 12 can be easily attached to or detached from the inner box 25 using the fixing means 19 such as screws, the assembly workability can be improved.
  • the fan grill 11 can be fixed to the undercut part 17 of the inner box 25 with a screw etc., and the fan grill 11 can be fixed more firmly. Moreover, the effect which can ensure the volume of the cooler chamber 5 large can also be acquired by installing the air duct 12 in the undercut part 17.
  • the refrigerator 1 is manufactured through a process of forming the undercut portion 17 by deforming it in accordance with the shape of the refrigerator. By doing in this way, the air duct 12 becomes a substitute for a placing jig when the foam heat insulating material 15 is foamed, and the undercut portion 17 of the inner box 25 can be formed without using the placing jig.

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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)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

La présente invention concerne un réfrigérateur qui comprend : un corps de boîte dans lequel un compartiment de congélateur, un compartiment de réfrigérateur et un compartiment de refroidissement sont formés ; un refroidisseur qui est disposé dans le compartiment de refroidissement ; un ventilateur qui envoie de l'air refroidi par le refroidisseur vers le compartiment de congélateur et le compartiment de réfrigérateur ; un pavillon sur lequel le ventilateur est monté ; une grille de ventilateur qui est disposée de façon à recouvrir le pavillon, qui forme une paroi de séparation pour séparer le compartiment de congélateur et le compartiment de refroidissement au moyen d'une jonction avec le pavillon, et qui forme un passage d'air à l'intérieur de la paroi de séparation pour introduire de l'air froid soufflé depuis le ventilateur vers le compartiment de congélateur ; et un conduit de passage d'air qui est raccordé au pavillon et qui introduit de l'air froid soufflé depuis le ventilateur dans le compartiment de réfrigérateur. Le conduit de passage d'air est disposé à l'intérieur du corps de boîte et sur l'extérieur de la paroi de séparation.
PCT/JP2016/062346 2016-04-19 2016-04-19 Réfrigérateur et procédé de fabrication de réfrigérateur Ceased WO2017183105A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2018512679A JP6625204B2 (ja) 2016-04-19 2016-04-19 冷蔵庫、及び冷蔵庫の製造方法
PCT/JP2016/062346 WO2017183105A1 (fr) 2016-04-19 2016-04-19 Réfrigérateur et procédé de fabrication de réfrigérateur
CN201690000302.1U CN207456004U (zh) 2016-04-19 2016-04-19 冰箱

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2016/062346 WO2017183105A1 (fr) 2016-04-19 2016-04-19 Réfrigérateur et procédé de fabrication de réfrigérateur

Publications (1)

Publication Number Publication Date
WO2017183105A1 true WO2017183105A1 (fr) 2017-10-26

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ID=60115769

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Application Number Title Priority Date Filing Date
PCT/JP2016/062346 Ceased WO2017183105A1 (fr) 2016-04-19 2016-04-19 Réfrigérateur et procédé de fabrication de réfrigérateur

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JP (1) JP6625204B2 (fr)
CN (1) CN207456004U (fr)
WO (1) WO2017183105A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5658074U (fr) * 1979-10-09 1981-05-19
JPH0158079U (fr) * 1987-10-06 1989-04-11
JPH1114230A (ja) * 1997-06-26 1999-01-22 Toshiba Corp 冷蔵庫
JP2000337748A (ja) * 1999-05-24 2000-12-08 Matsushita Refrig Co Ltd 冷蔵庫
JP2003075046A (ja) * 2001-09-04 2003-03-12 Mitsubishi Electric Corp 冷蔵庫

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5658074U (fr) * 1979-10-09 1981-05-19
JPH0158079U (fr) * 1987-10-06 1989-04-11
JPH1114230A (ja) * 1997-06-26 1999-01-22 Toshiba Corp 冷蔵庫
JP2000337748A (ja) * 1999-05-24 2000-12-08 Matsushita Refrig Co Ltd 冷蔵庫
JP2003075046A (ja) * 2001-09-04 2003-03-12 Mitsubishi Electric Corp 冷蔵庫

Also Published As

Publication number Publication date
JPWO2017183105A1 (ja) 2018-11-08
JP6625204B2 (ja) 2019-12-25
CN207456004U (zh) 2018-06-05

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