WO2017033313A1 - Matériau d'isolation thermique sous vide et réfrigérateur - Google Patents

Matériau d'isolation thermique sous vide et réfrigérateur Download PDF

Info

Publication number
WO2017033313A1
WO2017033313A1 PCT/JP2015/074036 JP2015074036W WO2017033313A1 WO 2017033313 A1 WO2017033313 A1 WO 2017033313A1 JP 2015074036 W JP2015074036 W JP 2015074036W WO 2017033313 A1 WO2017033313 A1 WO 2017033313A1
Authority
WO
WIPO (PCT)
Prior art keywords
insulating material
heat insulating
refrigerator
vacuum heat
fixed
Prior art date
Application number
PCT/JP2015/074036
Other languages
English (en)
Japanese (ja)
Inventor
努 小高
誠 岡部
孝真 西岡
俊 齋藤
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 SG11201710697TA priority Critical patent/SG11201710697TA/en
Priority to MYPI2018700672A priority patent/MY174357A/en
Priority to PCT/JP2015/074036 priority patent/WO2017033313A1/fr
Priority to JP2017536135A priority patent/JP6469232B2/ja
Priority to RU2018110367A priority patent/RU2691890C1/ru
Priority to AU2015407161A priority patent/AU2015407161B2/en
Priority to TW105123708A priority patent/TWI622747B/zh
Priority to CN201620917531.1U priority patent/CN206001789U/zh
Priority to CN201610702286.7A priority patent/CN106482437B/zh
Publication of WO2017033313A1 publication Critical patent/WO2017033313A1/fr

Links

Images

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
    • F25D23/065—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/06—Arrangements using an air layer or vacuum
    • F16L59/065—Arrangements using an air layer or vacuum using vacuum
    • 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
    • F25D2201/00—Insulation
    • F25D2201/10—Insulation with respect to heat

Definitions

  • This invention relates to a vacuum heat insulating material and the like. In particular, it relates to ear folding when used in a refrigerator.
  • Energy saving is strongly desired for household appliances.
  • a space between the outer box and the inner box of the refrigerator is filled with a foam heat insulating material so as to prevent cold air leakage from the interior and heat intrusion from the outside.
  • the heat insulating material which has the outstanding heat insulation performance is calculated
  • the vacuum heat insulating material is formed by inserting a core material serving as a spacer into an outer packaging material having a gas barrier property, compressing the outer packaging material to reduce the pressure inside the outer packaging material, and sealing.
  • the core of the vacuum heat insulating material is formed according to the shape of the space.
  • heat welding or the like is performed on the outer peripheral portion so that air or the like does not enter the outer packaging material after decompression. For this reason, the outer peripheral part of a vacuum heat insulating material becomes an ear
  • the ears of the vacuum heat insulating material attached between the outer box and the inner box of the refrigerator are left as they are, the ears may block the filling of the foam heat insulating material, and the foam heat insulating material may increase. There is sex. Then, the vacuum heat insulating material which performed the ear fold which folds the ear
  • the space between the outer box and the inner box is filled with foam heat insulating material.
  • a part of the air existing in the space may not stay in the space and may remain in the space.
  • the staying air loses a refuge at the ear fold portion of the vacuum heat insulating material and accumulates.
  • the refrigerator is operated in a state where air is accumulated, the accumulated air may expand and contract, which may deform the walls inside and outside the refrigerator by applying force to the inner and outer wall surfaces.
  • edge part is performed, the response
  • the present invention has been made to solve the above-described problems.
  • a vacuum heat insulating material capable of avoiding deformation due to an ear fold while contributing to a reduction in power consumption, and a refrigerator provided with the vacuum heat insulating material. The purpose is to provide.
  • a vacuum heat insulating material is a vacuum heat insulating material in which a core material is housed in an outer packaging material and the inside of the outer packaging material is decompressed.
  • the vacuum heat insulating material is disposed between the outer box and the inner box so that the surface on the side where the ear portion is bent faces the inner box side. .
  • the non-fixed portion that does not fix the outer peripheral portion is formed in the ear fold of the vacuum heat insulating material, a vacuum heat insulating material that does not collect air between the outer peripheral portion and the main body portion can be obtained. . For this reason, it can prevent deform
  • FIG. (1) shows an example of the relationship between the thermal radiation pipe 16 and the vacuum heat insulating material 41 which concern on Embodiment 1 of this invention.
  • FIG. (2) shows an example of the relationship between the thermal radiation pipe 16 and the vacuum heat insulating material 41 which concern on Embodiment 1 of this invention.
  • FIG. (2) shows an example of the manufacturing process of the vacuum heat insulating material 41 which concerns on Embodiment 1 of this invention in time series.
  • FIG. (1) explaining the ear folding which concerns on Embodiment 1 of this invention.
  • FIG. (2) explaining the ear fold which concerns on Embodiment 1 of this invention.
  • the non-fixed part 49 which concerns on Embodiment 1 of this invention.
  • FIG. (1) which shows the example of a shape of the recessed part 42 which concerns on Embodiment 3 of this invention.
  • FIG. (2) which shows the example of a shape of the recessed part 42 which concerns on Embodiment 3 of this invention.
  • FIG. 1 is a view of a refrigerator 100 according to Embodiment 1 of the present invention as viewed obliquely from the front.
  • FIG. 2 is a figure explaining the internal structure of the refrigerator 100 which concerns on Embodiment 1 of this invention.
  • the refrigerator 100 shown in FIG. 1 and FIG. 2 accommodates stored items such as food and is refrigerated (10 ° C. or lower) or frozen ( ⁇ 12 ° C. or lower).
  • the refrigerator 100 includes a refrigerator body 1 and a plurality of doors.
  • the refrigerator main body 1 has a space to be a plurality of storage rooms (rooms).
  • the refrigerator 100 according to the present embodiment has the refrigerator compartment 2, the freezer compartment (the ice making compartment 3, the first freezer compartment 4, the second freezer compartment 5) and the vegetable compartment 6 as storage rooms from the top.
  • Each storage chamber has an opening on the front side, and covers the opening so that the door can be opened and closed.
  • the refrigerator compartment doors 7 and 8 are doors that cover the refrigerator compartment 2 and are constituted by two doors of a double door type.
  • the ice making room door 9, the first freezing room door 10, and the second freezing room door 11 are drawer type doors that cover the ice making room 3, the first freezing room 4, and the second freezing room 5, respectively.
  • the vegetable compartment door 12 is a drawer-type door that covers the vegetable compartment 6. Here, the drawer-type door is pulled out together with a storage case for storing stored items.
  • Refrigerator 100 of the present embodiment has a refrigerant circuit (refrigeration cycle device) for cooling the storage chamber.
  • the refrigerant circuit is configured by connecting a cooler 14, a compressor 15, a condenser, a capillary tube, and the like by piping.
  • FIG. 2 the cooler 14 and the compressor 15 are shown.
  • the compressor 15 sucks the refrigerant, compresses it, and discharges it in a high temperature / high pressure state.
  • the condenser causes the refrigerant to dissipate heat and condense.
  • the heat radiating pipe 16 described later serves as a condenser.
  • a capillary tube serving as an expansion device expands the refrigerant passing therethrough by reducing the pressure.
  • the cooler 14 exchanges heat between the refrigerant and air to evaporate the refrigerant.
  • the air cooled by the cooler 14 is sent to each storage room by a blower (not shown).
  • the amount of cold air (the amount of air) sent to each storage room is controlled by an electric open / close damper (not shown) provided in the air passage between the cooler 14 and each storage room.
  • isobutane (R600a) is used as the refrigerant circulating in the refrigeration cycle apparatus in the present embodiment.
  • isobutane has advantages such as not destroying the ozone layer when discarded and having a low global warming potential.
  • the control board 13 serving as a control device is a board that controls the temperature of each storage room in the refrigerator 100, the number of rotations of the compressor 15, and the like.
  • the control board 13 is provided on the upper rear side of the refrigerator body 1.
  • FIG. 3 is a diagram illustrating the configuration of the refrigerator box 1a according to Embodiment 1 of the present invention.
  • the refrigerator box 1a has an outer box 20 that is an outline of the refrigerator body 1 and an inner box 30 that is configured by partitioning a storage chamber.
  • the outer box 20 has at least a side plate 21 and a back plate 22.
  • the side plate 21 and the back plate 22 are made of iron plates having a thickness of about 0.4 to 0.5 mm.
  • the outer box 20 has an R-bending portion (inner box locking portion) 21a for locking the inner box 30 to the outer box 20 on the front side opening side of the refrigerator box 1a.
  • the inner box 30 is attached to the outer box 20 by the R bent portion 21a of the outer box 20 being elastically deformed and sandwiched with the locked portion 31a of the inner box 30.
  • the refrigerator box 1a of the refrigerator 100 has a foam heat insulating material 40 and a vacuum heat insulating material 41 between the outer box 20 and the inner box 30 to insulate the inside and outside of the refrigerator 100.
  • the vacuum heat insulating material 41 is fixed to the refrigerator inner surface side of the side plate 21 and the back plate 22. Further, the foam heat insulating material 40 fills the space between the outer box 20 and the inner box 30. By fixing the vacuum heat insulating material 41 to the side plate 21 and the back plate 22, the foam heat insulating material 40 is prevented from entering between the side plate 21 and the back plate 22 and the vacuum heat insulating material 41. For this reason, the heat insulation effect of the vacuum heat insulating material 41 can be exhibited. The filling of the foam insulation 40 will be described later.
  • FIGS. 4 and 5 are diagrams showing an example of the relationship between the heat radiating pipe 16 and the vacuum heat insulating material 41 according to Embodiment 1 of the present invention.
  • the vacuum heat insulating material 41 of the present embodiment is fixed to at least the inner surfaces of the side plate 21 and the back plate 22.
  • the vacuum heat insulating material 41 fixed to the side plate 21 covers the heat radiating pipe 16 serving as a condenser and is fixed together with the heat radiating pipe 16.
  • the heat radiating pipe 16 functions as a condenser as described above, and radiates the heat of the refrigerant to the outside of the refrigerator 100 through the side plate 21.
  • the heat radiating pipe 16 is a copper pipe having a diameter of about 4.0 to 5.0 mm.
  • the heat radiating pipe 16 fixed to each side plate 21 is formed by folding one copper pipe in the vertical direction. For this reason, the flow path of the refrigerant can be lengthened within a limited range. At this time, the interval between the adjacent copper tubes is set to the dimension W1 by folding.
  • the shape, material, dimensions and the like of the heat radiating pipe 16 are not limited to the examples of FIGS. 4 and 5.
  • the vacuum heat insulating material 41 blocks the heat from entering the refrigerator 100 from the outside. Further, by covering the heat radiating pipe 16 with the vacuum heat insulating material 41, heat is also insulated from the heat radiation of the refrigerant.
  • the vacuum heat insulating material 41 has a recess 42 that covers the heat radiating pipe 16. As described above, the distance between adjacent copper tubes due to the folding of the copper tube is the dimension W1. For this reason, the space
  • the vacuum heat insulating material 41 comes into contact with the heat radiating pipe 16, pressurizes the heat radiating pipe 16, and presses against the side plate 21 or the like so as not to cause an appearance defect.
  • the width dimension L1 of the recess 42 in the present embodiment is 40 to 70 mm.
  • produces in a refrigerator manufacturing process is considered.
  • the assembly tolerance for example, a manufacturing error in forming the recess 42, an attachment error in attaching the vacuum heat insulating material 41 to the side plate 21, the bending of the heat radiating pipe 16 on the side plate 21, and the side of the heat radiating pipe 16 This is an attachment error to the face plate 21 or the like.
  • the width dimension L1 of the recess 42 is set to such a length that the recess 42 can accommodate the heat radiating pipe 16 even if these errors occur.
  • the vacuum heat insulating material 41 includes an outer packaging material 43 and a core material 44.
  • the outer packaging material 43 wraps and protects the core material 44. Moreover, the internal vacuum state is maintained.
  • the outer packaging material 43 is made of, for example, a metal-deposited laminated film having a plastic layer for heat welding.
  • the core material 44 overlaps the laminated body 45 of multiple layers. In the present embodiment, as will be described later, the core material 44 is produced by stacking three layers 45.
  • the laminated body 45 is generally made of glass wool, glass fiber, alumina fiber, silica alumina fiber, natural fiber such as cotton, or the like.
  • FIG. 6 is a diagram for explaining the manufacturing process of the vacuum heat insulating material 41 according to Embodiment 1 of the present invention in time series. Next, based on FIG. 6, the manufacturing procedure of the vacuum heat insulating material 41 is demonstrated.
  • the thickness of each laminated body 45 and the core material 44 changes in a manufacturing process, it is not changing in FIG. FIG. 6 shows an example.
  • the number of laminated bodies 45 such as the first laminated bodies 45a, 45b, and 45c laminated on the second laminated body 45d.
  • the present invention is not limited to this example.
  • the inorganic fibers of the raw cotton used as the material of the core material 44 are dried.
  • the dried inorganic fiber is cut to a predetermined size to form first laminated bodies 45a, 45b and 45c, a second laminated body 45d and a third laminated body 45e.
  • the first laminated bodies 45a, 45b and 45c, the second laminated body 45d and the third laminated body 45e are laminated in three stages to form the core material 44.
  • the second stacked body 45d is disposed above the third stacked body 45e.
  • the first stacked bodies 45a, 45b, and 45c are arranged above the second stacked body 45d.
  • the arrangement of the first laminates 45a, 45b and 45c is adjusted, and the width dimension L1 of the recess 42 is adjusted.
  • the first laminated bodies 45a, 45b, and 45c are set to have a thickness such that the thickness after decompression is 5 mm, for example.
  • the core material 44 is wrapped with an outer packaging material 43.
  • the outer packaging material 43 is formed in a bag shape, and the outer peripheral portion other than the portion opened to insert the core material 44 becomes an ear portion 46 formed by heat welding.
  • the ear portion 46 is formed with a width of 20 to 50 mm, for example, at the outer peripheral end portion of the vacuum heat insulating material 41.
  • the core material 44 wrapped with the outer packaging material 43 is placed in a vacuum chamber (not shown). And while pressurizing the core material 44 with the press machine 50, the air in the outer packaging material 43 is extracted from the portion where the outer packaging material 43 is not welded, and the core material 44 is compressed to a predetermined thickness.
  • the welding machine 60 heats and welds the opening portion of the outer packaging material 43, and closes the opening portion.
  • an ear portion 46 which is an outer peripheral portion is formed in the vacuum heat insulating material 41.
  • the core material 44 of the present embodiment has the recess 42, but if the outer packaging material 43 is sealed in a state where the air in the portion of the recess 42 does not escape, the core material 44 is deformed in the atmosphere.
  • the height of the recess 42 is lowered.
  • the surface opposite to the surface on which the concave portion 42 is formed can be uneven. For this reason, heat insulation performance falls. Therefore, a convex surface that matches the shape of the concave portion 42 is formed in the press machine 50 so that the air in the concave portion 42 can escape when pressed.
  • the vacuum heat insulating material 41 is manufactured as shown in FIG.
  • FIG. 7 is a diagram for explaining the ear portion 46 according to Embodiment 1 of the present invention.
  • the ear 46 and the core material 44 that do not have the core material 44 are clogged around the vacuum heat insulating material 41.
  • a vacuum heat insulating body 47 is formed.
  • edge part 46 is a part which does not contribute to heat insulation. For example, if it fixes between the outer box 20 and the inner box 30 with the ear
  • FIG. 8 and 9 are diagrams for explaining the ear folding according to the first embodiment of the present invention.
  • FIG. 8 is a diagram showing normal ear folding.
  • FIG. 9 is a diagram showing an ear fold in the case of having a processed portion 44 a obtained by pressing a part of the core material 44.
  • the ear fold is performed to fold the ear portion 46.
  • the ear 46 is folded to the surface opposite to the surface having the recess 42 (the side facing the inner box 30).
  • a portion that becomes the outer edge 46 a of the folded ear portion 46 is fixed with a tape 48 to the vacuum heat insulating material main body 47 in which the core material 44 is wrapped.
  • the portion fixed with the tape 48 becomes a fixed portion.
  • the outer edge 46a is fixed with the tape 48, but may be fixed by heat welding, for example.
  • FIG. 9 particularly when the processing portion 44a is provided, air easily collects in the folded portion.
  • FIG. 10 is a diagram for explaining the non-fixed portion 49 according to Embodiment 1 of the present invention.
  • the non-fixed portion 49 is a portion serving as an air escape port so as not to completely seal the space between the ear portion 46 and the vacuum heat insulating material main body portion 47 formed by the ear fold with the tape 48.
  • edge fold part in the longitudinal direction of the vacuum heat insulating material 41, for example.
  • the foam heat insulating material 40 is determined by a path in which the space between the outer box 20 and the inner box 30 is filled.
  • the vacuum heat insulating material 41 is formed at the center in the longitudinal direction on the front side (door side) of the refrigerator 100.
  • the tape 48 is easily peeled off.
  • the urethane foam stock solution that is the material of the foam heat insulating material 40 enters between the ear 46 and the vacuum heat insulating material main body 47, so that the stock solution does not reach the place where filling is necessary, and the foam heat insulating material 40 is filled. There is a possibility that a part that is not done will occur. Therefore, basically, it is better that the number of non-fixed portions 49 is small.
  • FIG. 11 is a diagram showing the inner box 30 according to the first embodiment of the present invention.
  • the inner box 30 has a spacer 34 that is convex on the outer surface.
  • the position of the non-fixed portion 49 in the vacuum heat insulating material 41 described above corresponds to the installation position of the spacer 34. Since the ear portion 46 in the non-fixed portion 49 is not fixed, the ear portion 46 may be lifted. When the ear
  • the space between the outer box 20 and the inner box 30 is secured by suppressing the expansion of the ears 46 that are not fixed at the non-fixed part 49 by the spacer 34.
  • the filling of the foam heat insulating material 40 in the space between the outer box 20 and the inner box 30 is not hindered.
  • the spacer 34 may be formed in, for example, a mold of the inner box 30 and may be formed as a part of the inner box 30. Further, it may be formed of a tape, polystyrene foam or the like and attached to the inner box 30.
  • FIG. 12 is a perspective view for explaining the procedure for forming the foam insulation 40 in the refrigerator 100 according to Embodiment 1 of the present invention.
  • the refrigerator box 1 a has inlets 23 (23 a to 23 d) at the four corners of the back plate 22.
  • a urethane foam stock solution that is a material of the foam heat insulating material 40 is injected into the injection ports 23a to 23d.
  • the vacuum heat insulating material 41 is temporarily fixed to the inner surface side of the outer box 20 in advance by heat welding, aluminum tape, or the like.
  • the vacuum heat insulating material 41 is pushed by the foam heat insulating material 40 and fixed to the inner surface side of the outer box 20.
  • FIG. 13 is a diagram showing a filling path of the foam heat insulating material 40 on the side surface of the refrigerator 100 according to Embodiment 1 of the present invention.
  • a urethane foam injection head 70 is attached to the injection ports 23a to 23d to inject a urethane foam stock solution.
  • the injected urethane foam stock solution wraps around the entire front edge side in the space between the outer box 20 and the inner box 30 of the refrigerator box 1a and starts foaming.
  • the non-fixed portion 49 is filled with the foam heat insulating material 40 before the air between the ear portion 46 and the vacuum heat insulating material main body portion 47 escapes, the space between the ear portion 46 and the vacuum heat insulating material main body portion 47 is obtained. The air is trapped. For this reason, it is good for the foam heat insulating material 40 to have the non-fixed part 49 in the position corresponding to the part where filling is the last. Therefore, in the present embodiment, as described above, the non-fixed portion 49 is formed at the position on the front side of the refrigerator 100 at the center of the vacuum heat insulating material 41 in the longitudinal direction. This position corresponds to the position farthest from the inlet 23a and the inlet 23b. By forming the non-fixed portion 49, air between the ear portion 46 and the vacuum heat insulating material main body portion 47 can escape.
  • FIG. 14 is a diagram showing the positional relationship between the vacuum heat insulating material 41 on the back side and the inlet 23 according to Embodiment 1 of the present invention.
  • the non-fixed part 49 is formed in two places of the ear
  • a non-fixed portion 49 of the vacuum heat insulating material 41 is provided so as to correspond to the central portions of the injection ports 23a and 23c and the injection ports 23b and 23d.
  • the non-fixed portion 49 that does not fix the ear portion 46 is formed in the ear fold, air flows between the ear portion 46 and the vacuum heat insulating material main body portion 47.
  • the vacuum heat insulating material 41 which does not accumulate can be obtained.
  • the accumulated air expands and contracts, and the outer box 20 and the inner box 30 of the refrigerator 100 are pressurized, so that the refrigerator 100 that is not deformed can be obtained.
  • air does not accumulate, when filling the foam heat insulating material 40, the unfilled part of the foam heat insulating material 40 can be reduced, and the refrigerator 100 with good heat insulation performance can be obtained.
  • the covering area of the vacuum heat insulating material 41 can be expanded and the heat insulating performance can be improved.
  • FIG. FIG. 15 is a view showing another example of the inlet 23 in the back plate 22 according to Embodiment 2 of the present invention.
  • the inlets 23 a to 23 d are provided at the four corners of the back plate 22.
  • injection ports 23a to 23d are provided at four locations, two in the upper corner of the back plate 22 and two in the central portion.
  • FIG. 16 is a diagram showing the positional relationship between the vacuum heat insulating material 41 on the back side and the inlet 23 according to Embodiment 2 of the present invention. As shown in FIG. 16, the non-fixed part 49 of the vacuum heat insulating material 41 is provided so as to correspond to the central portions of the inlets 23a and 23c and the inlets 23b and 23d.
  • FIG. 17 is a view showing another example of the inlet 23 in the back plate 22 according to Embodiment 2 of the present invention.
  • injection ports 23 a and 23 b are provided at two locations in the central portion of the back plate 22.
  • the non-fixed portion 49 of the vacuum heat insulating material 41 at a position corresponding to the position of the injection port 23, the gap between the ear portion 46 and the vacuum heat insulating material main body portion 47 is provided. Air can be prevented from accumulating.
  • FIG. 18 and 19 show examples of the shape of the recess 42 according to Embodiment 3 of the present invention.
  • the concave portion 42 is formed to have a rectangular shape, but the present invention is not limited to this.
  • the space of the recess 42 can be formed in a triangular shape.
  • it can be made into a semi-elliptical shape as shown in FIG.
  • Refrigerator body 1a Refrigerator box, 2 Refrigeration room, 3 Ice making room, 4 First freezing room, 5 Second freezing room, 6 Vegetable room, 7, 8 Refrigeration room door, 9 Ice making room door, 10 1st freezing room Door, 11 Second freezer door, 12 Vegetable room door, 13 Control board, 14 Cooler, 15 Compressor, 16 Heat radiation pipe, 20 Outer box, 21 Side plate, 21a R bending part, 22 Back plate, 23, 23a , 23b, 23c, 23d, inlet, 30 inner box, 31a locked portion, 34 spacer, 40 foam heat insulating material, 41 vacuum heat insulating material, 42 concave portion, 43 outer packaging material, 44 core material, 44a processed portion, 45 laminate 45a, 45b, 45c 1st laminated body, 45d 2nd laminated body, 45e 3rd laminated body, 46 ear part, 46a outer edge, 47 vacuum heat insulating material body part, 48 tape, 49 unfixed , 50 presses, 60 welding machine, 70 urethane foam injection head,

Landscapes

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

Abstract

La présente invention concerne un matériau d'isolation thermique sous vide conçu de telle sorte qu'un matériau de noyau sera logé à l'intérieur d'un matériau d'emballage externe et la pression à l'intérieur du matériau d'emballage externe sera réduite. Le matériau d'emballage externe est pourvu : d'un corps rempli d'un matériau de noyau ; d'une section périphérique externe qui n'est pas pourvue de matériau de noyau La section périphérique externe présente une section fixée, pliée vers le corps et fixée à celui-ci ; une section non fixée qui n'est pas fixée au corps. Le matériau d'isolation thermique sous vide est conçu de telle sorte que de l'air ne sera pas piégé entre la section périphérique externe et le corps, et, par conséquent, il est possible d'empêcher qu'un réfrigérateur, etc. soit déformé par la dilatation, etc. de l'air.
PCT/JP2015/074036 2015-08-26 2015-08-26 Matériau d'isolation thermique sous vide et réfrigérateur WO2017033313A1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
SG11201710697TA SG11201710697TA (en) 2015-08-26 2015-08-26 Refrigerator
MYPI2018700672A MY174357A (en) 2015-08-26 2015-08-26 Refrigerator
PCT/JP2015/074036 WO2017033313A1 (fr) 2015-08-26 2015-08-26 Matériau d'isolation thermique sous vide et réfrigérateur
JP2017536135A JP6469232B2 (ja) 2015-08-26 2015-08-26 冷蔵庫
RU2018110367A RU2691890C1 (ru) 2015-08-26 2015-08-26 Холодильник (варианты)
AU2015407161A AU2015407161B2 (en) 2015-08-26 2015-08-26 Vacuum thermal insulator and refrigerator
TW105123708A TWI622747B (zh) 2015-08-26 2016-07-27 refrigerator
CN201620917531.1U CN206001789U (zh) 2015-08-26 2016-08-22 冰箱
CN201610702286.7A CN106482437B (zh) 2015-08-26 2016-08-22 冰箱

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/074036 WO2017033313A1 (fr) 2015-08-26 2015-08-26 Matériau d'isolation thermique sous vide et réfrigérateur

Publications (1)

Publication Number Publication Date
WO2017033313A1 true WO2017033313A1 (fr) 2017-03-02

Family

ID=58100088

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2015/074036 WO2017033313A1 (fr) 2015-08-26 2015-08-26 Matériau d'isolation thermique sous vide et réfrigérateur

Country Status (7)

Country Link
JP (1) JP6469232B2 (fr)
CN (2) CN206001789U (fr)
AU (1) AU2015407161B2 (fr)
RU (1) RU2691890C1 (fr)
SG (1) SG11201710697TA (fr)
TW (1) TWI622747B (fr)
WO (1) WO2017033313A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019002582A (ja) * 2017-06-12 2019-01-10 東芝ライフスタイル株式会社 冷蔵庫

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017033313A1 (fr) * 2015-08-26 2017-03-02 三菱電機株式会社 Matériau d'isolation thermique sous vide et réfrigérateur
CN110285623B (zh) * 2019-05-29 2021-07-23 青岛海尔电冰箱有限公司 冰箱

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006118638A (ja) * 2004-10-22 2006-05-11 Matsushita Electric Ind Co Ltd 真空断熱材と断熱箱体
JP2013245909A (ja) * 2012-05-29 2013-12-09 Hitachi Appliances Inc 冷蔵庫、その製作方法
JP2013249977A (ja) * 2012-05-30 2013-12-12 Hitachi Appliances Inc 冷蔵庫および冷蔵庫の製作方法
JP2014025536A (ja) * 2012-07-27 2014-02-06 Hitachi Appliances Inc 真空断熱材及び冷蔵庫

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10324854A1 (de) * 2003-06-02 2004-12-23 BSH Bosch und Siemens Hausgeräte GmbH Tür mit Isolierverglasung und damit ausgestattetes Haushaltsgerät
JP5492685B2 (ja) * 2010-07-06 2014-05-14 日立アプライアンス株式会社 真空断熱材及びそれを用いた冷蔵庫
JP6192634B2 (ja) * 2012-03-26 2017-09-06 三菱電機株式会社 断熱箱体、及びこの断熱箱体を備えた冷蔵庫及び貯湯装置
KR101560355B1 (ko) * 2012-07-27 2015-10-15 히타치 어플라이언스 가부시키가이샤 진공 단열재, 냉장고, 진공 단열재를 사용한 기기
JP6117544B2 (ja) * 2012-12-19 2017-04-19 シャープ株式会社 冷蔵庫
CN106196860A (zh) * 2013-06-07 2016-12-07 三菱电机株式会社 冰箱
JP6132715B2 (ja) * 2013-09-06 2017-05-24 三菱電機株式会社 真空断熱材の製造方法及び断熱箱
CN104930800A (zh) * 2014-03-19 2015-09-23 三菱电机株式会社 真空绝热件、绝热箱、以及真空绝热件的制造方法
WO2017033313A1 (fr) * 2015-08-26 2017-03-02 三菱電機株式会社 Matériau d'isolation thermique sous vide et réfrigérateur

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006118638A (ja) * 2004-10-22 2006-05-11 Matsushita Electric Ind Co Ltd 真空断熱材と断熱箱体
JP2013245909A (ja) * 2012-05-29 2013-12-09 Hitachi Appliances Inc 冷蔵庫、その製作方法
JP2013249977A (ja) * 2012-05-30 2013-12-12 Hitachi Appliances Inc 冷蔵庫および冷蔵庫の製作方法
JP2014025536A (ja) * 2012-07-27 2014-02-06 Hitachi Appliances Inc 真空断熱材及び冷蔵庫

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019002582A (ja) * 2017-06-12 2019-01-10 東芝ライフスタイル株式会社 冷蔵庫

Also Published As

Publication number Publication date
RU2691890C1 (ru) 2019-06-18
CN106482437A (zh) 2017-03-08
TW201719097A (zh) 2017-06-01
CN206001789U (zh) 2017-03-08
AU2015407161B2 (en) 2019-04-18
AU2015407161A1 (en) 2018-04-12
JPWO2017033313A1 (ja) 2018-04-05
CN106482437B (zh) 2019-02-15
SG11201710697TA (en) 2018-03-28
JP6469232B2 (ja) 2019-02-13
TWI622747B (zh) 2018-05-01

Similar Documents

Publication Publication Date Title
WO2014024601A1 (fr) Boîte d'isolation thermique, et réfrigérateur muni de boîte d'isolation thermique
JP2009024922A (ja) 冷蔵庫
JP2009228917A (ja) 冷蔵庫
JP2007009928A (ja) 真空断熱材及びその製造方法並びに冷蔵庫
JP2012063038A (ja) 冷蔵庫
JP6469232B2 (ja) 冷蔵庫
JP6002641B2 (ja) 真空断熱材及び冷蔵庫
JP2011099566A (ja) 真空断熱パネル及び冷蔵庫
JP5548076B2 (ja) 冷蔵庫および真空断熱材
JP5620764B2 (ja) 冷蔵庫
JP5503478B2 (ja) 冷蔵庫
JP6964810B2 (ja) 冷蔵庫
WO2013084656A1 (fr) Réfrigérateur
JP2012062905A (ja) 真空断熱材及びこれを備えた冷蔵庫
JP6558874B2 (ja) 真空断熱材の製造方法
JP5568422B2 (ja) 冷蔵庫
JP6918462B2 (ja) 真空断熱材及び冷蔵庫
WO2015025477A1 (fr) Réfrigérateur
JP6545249B2 (ja) 断熱箱体および断熱扉並びに冷蔵庫
JP5372878B2 (ja) 真空断熱材及びこれを備えた冷蔵庫
WO2020134972A1 (fr) Réfrigérateur
JP6133378B2 (ja) 冷蔵庫
JP7311483B2 (ja) 冷蔵庫
JP6225324B2 (ja) 断熱箱体
JP2009257715A (ja) 冷蔵庫及び真空断熱材

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15902282

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2017536135

Country of ref document: JP

Kind code of ref document: A

WWE Wipo information: entry into national phase

Ref document number: 11201710697T

Country of ref document: SG

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 2018110367

Country of ref document: RU

ENP Entry into the national phase

Ref document number: 2015407161

Country of ref document: AU

Date of ref document: 20150826

Kind code of ref document: A

122 Ep: pct application non-entry in european phase

Ref document number: 15902282

Country of ref document: EP

Kind code of ref document: A1