CN106482437B - Refrigerator - Google Patents

Refrigerator Download PDF

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Publication number
CN106482437B
CN106482437B CN201610702286.7A CN201610702286A CN106482437B CN 106482437 B CN106482437 B CN 106482437B CN 201610702286 A CN201610702286 A CN 201610702286A CN 106482437 B CN106482437 B CN 106482437B
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CN
China
Prior art keywords
refrigerator
insulation panel
vacuumed insulation
inlet
main part
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.)
Expired - Fee Related
Application number
CN201610702286.7A
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Chinese (zh)
Other versions
CN106482437A (en
Inventor
小高努
冈部诚
西冈孝真
斋藤俊
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Mitsubishi Electric Corp
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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
Publication of CN106482437A publication Critical patent/CN106482437A/en
Application granted granted Critical
Publication of CN106482437B publication Critical patent/CN106482437B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00Thermal insulation in general
    • F16L59/06Arrangements using an air layer or vacuum
    • F16L59/065Arrangements using an air layer or vacuum using vacuum
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • F25D23/06Walls

Abstract

Refrigerator of the invention, have and stores core material in enclosure, and the Vacuumed insulation panel that the inside of enclosure is depressurized, have in the inside of enclosure: being packed with the main part of core material, the not peripheral part of core material, peripheral part includes the fixed part that main part is rolled over and be fixed on to main part lateral bending, with the on-fixed portion for being not secured to main part, the interior case for constituting refrigerator body has separator, the separator presses loose peripheral part in on-fixed portion, thus the not air accumulation between peripheral part and main part, so as to prevent the expansion etc. due to air from deform refrigerator etc..

Description

Refrigerator
Technical field
The present invention relates to refrigerators.More particularly to the flanging of Vacuumed insulation panel.
Background technique
For household electricity gasification product, consumingly expectation energy conservation.Such as in refrigerator, refrigerator outer container with it is interior Space filling-foam thermal insulator between case, to prevent the cold air in refrigerator from revealing, from external heat intrusion.And In refrigerator, in order to further realize energy conservation, it is desirable that the thermal insulator with excellent heat-proof quality.
Thus, for example proposing following refrigerator: not only from be located at outer container from the inlet of refrigerator back side to refrigerator with it is interior Filling-foam thermal insulator fills up space, and the filling-foam thermal insulator after installing Vacuumed insulation panel between case, thus, it is possible to It enough further realizes heat-insulated.By being inserted into the core material with separator in the enclosure with gas barrier property, externally Parcel post, which compress etc., makes enclosure inner pressure relief, and seals and form Vacuumed insulation panel.
Here, the core material of such as Vacuumed insulation panel by with the shape in space it is consistent in a manner of formed.In addition, in order to depressurize Air etc. is not set to enter inside enclosure and carry out to outer peripheral portion thermally welded etc. afterwards.Therefore Vacuumed insulation panel outer peripheral portion at For edge, which becomes the redundance for not clogging core material.
For example, having can if the edge of the Vacuumed insulation panel between the outer container for being mounted on refrigerator and interior case is kept intact The material of the filling and foaming heat insulation part that can lead to edge obstruction foaming heat insulation part also increases.Therefore propose following vacuum every Warmware, it may be assumed that carry out the flanging for folding the edge of Vacuumed insulation panel and fixed edge, and be installed on refrigerator (for example, referring to special Sharp document 1).
Patent document 1: Japanese Unexamined Patent Publication 2013-245909 bulletin
However, after Vacuumed insulation panel after installation folding, such as it is heat-insulated in the space filling-foam of outer container and interior case Part.At this point, the portion of air for being present in space is not completely exhausted out and is trapped in space.The air of delay for example vacuum every The tuck portion of warmware is not discharged place and accumulates.If operating refrigerator in the state of airtrapping, the air accumulated Expanded, shunk, it is possible to internally the wall surface applied force of case and outer container and the wall inside and outside refrigerator is deformed etc.. Such as in patent document 1, although carrying out the processing of cutting edge etc., the countermeasure for air is not taken.
Summary of the invention
The present invention is to solve that project as described above is made, and it is an object of the present invention to provide one kind can aid in reduction Power consumption, and avoid the refrigerator of the deformation as caused by the flanging of Vacuumed insulation panel.
In order to solve the above problems, refrigerator of the invention has Vacuumed insulation panel, which receives in enclosure Receive core material, and the inside of the enclosure is depressurized, the refrigerator is characterized in that, the Vacuumed insulation panel is in the internal tool It is standby: to be packed with the main part of the core material and the peripheral part without the core material, the peripheral part includes fixed part, to institute It states main part lateral bending folding and is fixed on the main part;On-fixed portion is not secured to the main part, constitutes refrigerator body Interior case has separator, which presses the loose peripheral part in the on-fixed portion.
In addition, the Vacuumed insulation panel is located between the outer container and interior case for constituting refrigerator body in refrigerator of the invention, And be configured to make the side of the peripheral part bending facing towards the inner box side.
In addition, the outer container has inlet in more than two positions in refrigerator of the invention, which is used for Injection is filled in the material of the foaming heat insulation part between the outer container and the interior case.
In addition, the inlet is set to two positions of the short transverse of the refrigerator, institute in refrigerator of the invention Stating Vacuumed insulation panel has the on-fixed portion in the location roughly halfway up for becoming the inlet of described two positions.
In addition, the inlet is arranged in two positions of the width direction of the refrigerator, institute in refrigerator of the invention Stating Vacuumed insulation panel has the on-fixed portion in the location roughly halfway up for becoming the inlet of described two positions.
In addition, refrigerator of the invention has Vacuumed insulation panel, which stores core material in enclosure, and this is outer The inside of parcel post is depressurized, and the refrigerator is characterized in that, the Vacuumed insulation panel has in the inside: being packed with the core The main part of material and peripheral part without the core material, the peripheral part include fixed part, roll over to the main part lateral bending And it is fixed on the main part;On-fixed portion is not secured to the main part, constitutes the outer container of refrigerator body in two or more Position there is inlet, which, which is used to inject, is filled between the outer container and the interior case of the composition refrigerator body The material of foaming heat insulation part, the inlet are set to two positions of the short transverse of the refrigerator, the Vacuumed insulation panel There is the on-fixed portion in the location roughly halfway up for becoming the inlet of described two positions.
In addition, the Vacuumed insulation panel is located between the outer container and interior case for constituting refrigerator body in refrigerator of the invention, And be configured to make the side of the peripheral part bending facing towards the inner box side.
In addition, the interior case has separator in refrigerator of the invention, which is pressed in the on-fixed portion not The fixed peripheral part.
According to the present invention, on-fixed portion peripheral part not being fixed is formed at the flanging of Vacuumed insulation panel, therefore It can obtain the not Vacuumed insulation panel of air accumulation between circumference and main part outside.Thus it is for example possible to prevent because of air Expansion etc. and the deformation such as make refrigerator.
Detailed description of the invention
Fig. 1 is the figure for observing the refrigerator 100 of embodiments of the present invention 1 obliquely from the front.
Fig. 2 is the figure for illustrating the internal structure of refrigerator 100 of embodiments of the present invention 1.
Fig. 3 is the figure for illustrating the structure of refrigerator body 1a of embodiments of the present invention 1.
Fig. 4 is an example for indicating the relationship of heat-dissipating pipe 16 and Vacuumed insulation panel 41 of embodiments of the present invention 1 Scheme (its 1).
Fig. 5 is an example for indicating the relationship of heat-dissipating pipe 16 and Vacuumed insulation panel 41 of embodiments of the present invention 1 Scheme (its 2).
Fig. 6 (a), Fig. 6 (b), Fig. 6 (c), Fig. 6 (d) are the vacuum for illustrating embodiments of the present invention 1 according to time series The figure of the manufacturing process of thermal insulator 41.
Fig. 7 is the figure for illustrating the edge 46 of embodiments of the present invention 1.
Fig. 8 is the figure (its 1) being illustrated to the flanging of embodiments of the present invention 1.
Fig. 9 is the figure (its 2) being illustrated to the flanging of embodiments of the present invention 1.
Figure 10 is the figure for illustrating the on-fixed portion 49 of embodiments of the present invention 1.
Figure 11 is the figure for indicating the interior case 30 of embodiments of the present invention 1.
Figure 12 is the solid for illustrating the sequence for the foaming heat insulation part 40 to be formed in the refrigerator of embodiments of the present invention 1 100 Figure.
Figure 13 is the fill path of the foaming heat insulation part 40 in the side for indicate the refrigerator 100 of embodiments of the present invention 1 Figure.
Figure 14 is the Vacuumed insulation panel 41 for the back side for indicating embodiments of the present invention 1 and the positional relationship of inlet 23 Figure.
Figure 15 is the figure for indicating the other examples of the inlet 23 of backplate 22 of embodiments of the present invention 2.
Figure 16 is the Vacuumed insulation panel 41 for the back side for indicating embodiments of the present invention 2 and the positional relationship of inlet 23 Figure.
Figure 17 is the figure for indicating the other examples of the inlet 23 of backplate 22 of embodiments of the present invention 2.
Figure 18 is the figure (its 1) for indicating the example of the shape of recess portion 42 of embodiments of the present invention 3.
Figure 19 is the figure (its 2) for indicating the example of the shape of recess portion 42 of embodiments of the present invention 3.
Description of symbols: 1 ... refrigerator main body;1a ... refrigerator body;2 ... refrigerating chambers;3 ... ice-making compartments;4 ... first freezings Room;5 ... second freezing chambers;6 ... vegetable compartments;7,8 ... refrigerating-chamber doors;9 ... ice-making compartment doors;10 ... first refrigerating chamber doors;11 ... Two refrigerating chamber doors;12 ... vegetable compartment doors;13 ... control base boards;14 ... coolers;15 ... compressors;16 ... heat-dissipating pipes;20 ... is outer Case;21 ... side panels;The bending section 21a ... R;22 ... backplates;23,23a, 23b, 23c, 23d ... inlet;30 ... interior casees; The engaged part 31a ...;34 ... separators;40 ... foaming heat insulation parts;41 ... Vacuumed insulation panels;42 ... recess portions;43 ... enclosures; 44 ... core materials;44a ... processing department;45 ... laminated bodies;45a, 45b, 45c ... first layer stack;The second laminated body of 45d ...;45e… Third laminated body;46 ... edge;46a ... outer rim;47 ... Vacuumed insulation panel main parts;48 ... adhesive tapes;49 ... on-fixed portions;50… Press machine;60 ... cladding machines;70 ... polyurethane foam injection heads;100 ... refrigerators.
Specific embodiment
Hereinafter, on one side referring to attached drawing etc., while be directed at the Vacuumed insulation panel of embodiment etc. of invention and be illustrated.Following Attached drawing in, the component for being labelled with same reference numerals is identical component or to be equivalent to the component, in the reality of following record It applies in the full text of mode and shares.Moreover, the mode of the constituent element showed in the specification only illustrates, not It is defined in the mode recorded in specification.The combination of especially constituent element is not merely defined in the group in each embodiment It closes, but the constituent element recorded in other embodiments can be applied to other embodiment.In addition, in theory below In bright, the top in figure is set as " upside ", lower section is set as to " downside " is illustrated.In addition, for easy understanding, suitably Using the term (such as " right side ", " left side ", "front", "rear" etc.) etc. for representing direction, but they are the terms for explanation, these use Language does not limit invention involved in the application.In addition, upper and lower direction will be become as height side from face side when refrigerator To, will become left and right direction as width direction.Moreover, in the accompanying drawings, there are the relationship of the size of each component parts and realities The different situation of the relationship on border.
Embodiment 1
Fig. 1 is the figure for observing the refrigerator 100 of embodiments of the present invention 1 obliquely from the front.In addition, Fig. 2 is to illustrate the present invention Embodiment 1 refrigerator 100 internal structure figure.Fig. 1 and Fig. 2 shows refrigerator 100 accommodate the reserves such as food, and Refrigerated (10 DEG C or less) or freezing (- 12 DEG C or less).Refrigerator 100 has refrigerator main body 1 and multiple doors.
Refrigerator main body 1 has the space as multiple storerooms (room).In the refrigerator 100 of present embodiment, from upper There is refrigerating chamber 2, freezing chamber (ice-making compartment 3, the first freezing chamber 4, the second freezing chamber 5) and vegetable compartment 6 to be used as storeroom in face.Respectively Storeroom is open in front-surface side, and door can openedly and closedly cover opening portion.Refrigerating-chamber door 7 and 8 is by opposite opened The door for the covering refrigerating chamber 2 that two fan of left and right is constituted.Ice-making compartment door 9, the first refrigerating chamber door 10 and the second refrigerating chamber door 11 are point Not Fu Gai ice-making compartment 3, the first freezing chamber 4 and the second freezing chamber 5 drawer type door.In addition, vegetable compartment door 12 is covering vegetable The door of the drawer type of dish room 6.Here, the door of drawer type is drawn out together with the accepting box of receiving reserve.
The refrigerator 100 of present embodiment is due to having refrigerant circuit (refrigeration cycle dress to carrying out cooling in storeroom It sets).Refrigerant circuit is constituted and connecting the pipings such as cooler 14, compressor 15, condenser, capillary.It is shown in Fig. 2 Cooler 14 and compressor 15.Compressor 15 suck refrigerant compressed, be at high temperature, high pressure state and by its Discharge.Condenser makes refrigerant heat dissipation to make its condensation liquefaction.In the present embodiment, aftermentioned heat-dissipating pipe 16 becomes condensation Device.In addition, becoming the capillary (capillary tube) of expansion device makes its expansion for the refrigerant passed through decompression.Cooler 14 make refrigerant and air carry out heat exchange, make refrigerant evaporation gasification.The cooling air of cooler 14 (is not schemed by pressure fan Show) it send to each storeroom.It send to the air conditioning quantity of each storeroom (amount of air) by being arranged between cooler 14 and each storeroom Wind path DYN dynamic opening and closing damper it is (not shown) control.
Here, using iso-butane in the present embodiment as the refrigerant recycled in refrigerating circulatory device (R600a).Although other refrigerants can be used, iso-butane has a case that not destroying that ozone layer, warm potential discarded It is worth low advantage.
In addition, as shown in Figure 1, the control base board 13 for becoming control device be to the temperature of each storeroom in refrigerator 100, The substrate that the revolving speed etc. of compressor 15 is controlled.Control base board 13 is set to the upper back of refrigerator main body 1.
Fig. 3 is the figure for illustrating the structure of refrigerator body 1a of embodiments of the present invention 1.Refrigerator body 1a, which is included, to be become The outer container 20 of the outer profile of refrigerator main body 1 and divide storeroom and the interior case 30 that constitutes.Outer container 20 at least have side panel 21 with And backplate 22.Side panel 21 and backplate 22 are made of the iron plate of the thickness with 0.4~0.5mm or so.
In addition, front-surface side opening portion side of the outer container 20 in refrigerator body 1a has the R that interior case 30 is locked to outer container 20 Bending section (interior case fastener) 21a.The engaged part 31a of the bending section the R 21a of outer container 20 and interior case 30 is in a manner of flexible deformation Clamping, so that interior case 30 is installed on outer container 20.
In addition, the refrigerator body 1a of the refrigerator 100 of present embodiment has foaming heat insulation between outer container 20 and interior case 30 Part 40 and Vacuumed insulation panel 41, by 100 thermal insulation of refrigerator.
Vacuumed insulation panel 41 is fixed on the refrigerator inner surface side of side panel 21 and backplate 22.In addition, foaming heat insulation part 40 are filled in the space between outer container 20 and interior case 30.By the way that Vacuumed insulation panel 41 is fixed on side panel 21 and backplate 22, thus foaming heat insulation part 40 does not invade between side panel 21 and backplate 22 and Vacuumed insulation panel 41.Therefore it can play true The heat insulation of empty thermal insulator 41.Filling for foaming heat insulation part 40 is detailed in aftermentioned.
Fig. 4 and Fig. 5 be indicate embodiments of the present invention 1 heat-dissipating pipe 16 and one of relationship of Vacuumed insulation panel 41 The figure of example.As described above, the Vacuumed insulation panel 41 of present embodiment is at least fixed on side panel 21 and backplate 22 Inner surface side.At this point, the covering of Vacuumed insulation panel 41 for being fixed on side panel 21 becomes the heat-dissipating pipe 16 of condenser, and and heat-dissipating pipe 16 are fixed together.
Heat-dissipating pipe 16 plays a role as condenser as previously mentioned, make via side panel 21 refrigerant heat to The external cooling of refrigerator 100.In the present embodiment, heat-dissipating pipe 16 is the copper pipe that diameter is 4.0~5.0mm or so.In addition, solid A piece copper pipe is vertically turned back respectively and is formed by the heat-dissipating pipe 16 due to each side panel 21.It therefore can be in limited model Enclose the interior flow path for extending refrigerant.At this point, making the interval of adjacent copper pipe and turning back becomes size W1.Here, heat-dissipating pipe 16 shape, material, size etc. are not limited to the example of Fig. 4 and Fig. 5.
Vacuumed insulation panel 41 is separate heat from the mode in external intrusion refrigerator 100.In addition, by using vacuum Thermal insulator 41 covers heat-dissipating pipe 16, thus also separates the heat dissipation from refrigerant.Vacuumed insulation panel 41 has covering heat-dissipating pipe 16 Recess portion 42.As described above, by copper pipe turn back make adjacent copper pipe between be divided into size W1.Therefore between recess portion 42 Interval be also size W1.In addition, the dimension D 1 of the depth (height) of recess portion 42 is the diameter of heat-dissipating pipe 16 or more.For example, this It is in order to avoid in filling-foam thermal insulator 40, Vacuumed insulation panel 41 is contacted with heat-dissipating pipe 16 and is pressurizeed to heat-dissipating pipe 16, from And it presses side panel 21 etc. and causes bad order.Moreover, the size L1 of the width of the recess portion 42 in present embodiment be 40~ 70mm.For the size L1 of the width of recess portion 42, the assembling tolerance generated in refrigerator manufacturing process is considered.Assemble tolerance example In this way foozle on the basis of forming recess portion 42, installation error when Vacuumed insulation panel 41 is installed on side panel 21, The installation error etc. that the bending of heat-dissipating pipe 16 at side panel 21, heat-dissipating pipe 16 are installed to side panel 21.The width of recess portion 42 Size L1 be set as the following length, it may be assumed that even if generating above-mentioned error, recess portion 42 can also be stored as heat-dissipating pipe 16 long Degree.
The structure > of < Vacuumed insulation panel 41
Vacuumed insulation panel 41 has enclosure 43 and core material 44.Enclosure 43 protects core material 44 in a manner of cladding.And Vacuum state inside keeping.Enclosure 43 is such as the metal evaporation laminated film for the plastic layer that will have hot melt application as material Material.On the other hand, multi-layer laminate 45 is overlapped by core material 44.In the present embodiment, as described later, by three-layer laminate 45 Overlapping is to manufacture core material 44.Laminated body 45 is usually natural fine by mineral wool, glass fibre, alumina fibre, aluminosilicate fiber, cotton etc. Dimension etc. is used as material.
Fig. 6 (a)~Fig. 6 (d) is the manufacture for illustrating the Vacuumed insulation panel 41 of embodiments of the present invention 1 according to time series The figure of process.Next, being illustrated based on Fig. 6 (a)~Fig. 6 (d) to the manufacturing sequence of Vacuumed insulation panel 41.Here, each layer The thickness of stack 45 and core material 44 changes in the fabrication process, but does not change in Fig. 6 (a)~Fig. 6 (d).Separately Outside, Fig. 6 (a)~Fig. 6 (d) is to show the figure of an example, such as the first layer for being laminated on the second laminated body 45d The quantity etc. of laminated body 45 as stack 45a, 45b and 45c, is not limited to the example.
Firstly, the inorfil of the raw cotton for the material for becoming core material 44 is dry.By the inorfil after drying to provide Size cutting, form first layer stack 45a, 45b and 45c, the second laminated body 45d and third laminated body 45e.Moreover, such as Shown in Fig. 6 (a), first layer stack 45a, 45b and 45c, the second laminated body 45d and third laminated body 45e are laminated for three layers And form core material 44.Here, configuring the second laminated body 45d in the upside of third laminated body 45e.In addition, in the second laminated body 45d Upside configure first layer stack 45a, 45b and 45c.The configuration of first layer stack 45a, 45b and 45c are adjusted, recess portion 42 is adjusted Width dimensions L1.It is such that thickness in addition, for first layer stack 45a, 45b and 45c, such as after decompression is set as 5mm Thickness.Then, as shown in Fig. 6 (b), core material 44 is coated with enclosure 43.In this example, enclosure 43 is formed as bag-shaped, is Insertion core material 44 and the peripheral part other than the part that is open becomes the edge 46 by thermally welded formation.Edge 46 is for example true The peripheral end of empty thermal insulator 41 is formed with the width of 20~50mm.
In addition, the core material 44 coated by enclosure 43 is placed in vacuum chamber (not shown).Then, punching press is used on one side Machine 50 pressurizes to core material 44, the air in enclosure 43 is never discharged the part of 43 deposition of enclosure on one side, by core material 44 It is compressed to defined thickness.If such as shown in Fig. 6 (c), cladding machine 60 is to enclosure for example as vacuum state in enclosure 43 43 opening portion applies heat and carries out deposition, and opening portion is closed, and thus entire surrounding becomes the formation of edge 46 of peripheral part In Vacuumed insulation panel 41.
Here, the core material 44 of such as present embodiment has recess portion 42, if but not being discharged in the air of the part of recess portion 42 In the state of enclosure 43 is sealed, then core material 44 deforms in an atmosphere, and the height of recess portion 42 reduces.In addition, be formed with The face that the face of recess portion 42 is opposite is also capable of forming bumps.Thus heat-proof quality reduces.Therefore in advance press machine 50 formed with it is recessed The air of recess portion 42 is discharged in punching press in the consistent convex surface of the shape in portion 42.It carries out in the above manner, such as Fig. 6 (d) institute Show, manufactures Vacuumed insulation panel 41.
Fig. 7 is the figure for illustrating the edge 46 of embodiments of the present invention 1.As described above, by being carried out to enclosure 43 Deposition forms Vacuumed insulation panel 41 etc., so as to form edge without core material 44 around Vacuumed insulation panel 41 46 and it is packed with the Vacuumed insulation panel main part 47 of core material 44.Edge 46 is detrimental to heat-insulated part.If such as expanding It is fixed in the state of edge 46 between outer container 20 and interior case 30, then to heat-insulated effective Vacuumed insulation panel main part 47 Area is reduced.In addition, hindering the filling of foaming heat insulation part 40.
Fig. 8 and Fig. 9 is the figure being illustrated for the flanging of embodiments of the present invention 1.Fig. 8 is to indicate common folding The figure on side.Fig. 9 is the flanging in the case where indicating with the processing department 44a after a part progress punch process to core material 44 Figure.In the present embodiment, in order not to expand edge 46, the flanging for folding edge 46 is carried out.Here, by edge 46 to The opposite surface side in face with recess portion 42 (side opposed with interior case 30) folds.Then, the side folded will be become with adhesive tape 48 The Vacuumed insulation panel main part 47 for being coated with core material 44 is fixed in the part of the outer rim 46a in portion 46.With the part that adhesive tape 48 is fixed As fixed part.In the present embodiment, although can also for example pass through thermally welded progress with the fixed outer rim 46a of adhesive tape 48 It is fixed.Here, as shown in figure 9, being easy to accumulate in the partial air of flanging especially with processing department 44a.
Figure 10 is the figure for illustrating the on-fixed portion 49 of embodiments of the present invention 1.In the present embodiment, flanging is being carried out When, for the outer rim 46a of edge 46, the on-fixed portion for not having to adhesive tape 48 and being fixed at least is formed in more than one position 49.On-fixed portion 49 is the part for being formed as follows the loss mouth for air, it may be assumed that will pass through flanging without adhesive tape 48 It is fully sealed between the edge 46 and Vacuumed insulation panel main part 47 of formation.For the position in on-fixed portion 49, such as The tuck portion being formed on the length direction of Vacuumed insulation panel 41.And then as described later, preferably according to foaming heat insulation part 40 determine the position in on-fixed portion 49 to the paths of the space filling between outer container 20 and interior case 30.In the present embodiment, Vacuumed insulation panel 41 become length direction center part and the front-surface side of refrigerator 100 (door side) formed on-fixed Portion 49.
Here, adhesive tape 48 is easy to peel off if the fixed part fixed the outer rim 46a of edge 46 with adhesive tape 48 is less.Separately Outside, due to become the polyurethane foam stoste of the material of foaming heat insulation part 40 enter edge 46 and Vacuumed insulation panel main part 47 it Between, therefore stoste is unable to reach the position for needing to fill, and be possible to generate the part for being not filled by foaming heat insulation part 40.Therefore base On-fixed portion 49 is few some preferable in sheet.
Figure 11 is the figure for indicating the interior case 30 of embodiments of the present invention 1.As shown in figure 11, in the present embodiment, interior Face has the separator 34 as convex form to case 30 on the outside.The position in the on-fixed portion 49 in Vacuumed insulation panel 41 above-mentioned with The setting position of separator 34 is corresponding.Edge 46 in on-fixed portion 49 is not fixed, and thus edge 46 is possible to tilt.If side Portion 46 tilts, it is likely that will block and hinder the filling of foaming heat insulation part 40 between outer container 20 and interior case 30.Therefore using every Off member 34 presses the extension of loose edge 46 in on-fixed portion 49, it is ensured that the space between outer container 20 and interior case 30.No Hinder the filling of foaming heat insulation part 40 in the space between outer container 20 and interior case 30.
Here, separator 34 be such as can be previously formed in the mold of interior case 30, to be formed as one of interior case 30 Point.In addition it can also be formed by adhesive tape, expanded polystyrene (EPS) etc., and be installed on interior case 30.
Figure 12 is the solid for illustrating the sequence for the foaming heat insulation part 40 to be formed in the refrigerator of embodiments of the present invention 1 100 Figure.In the present embodiment, refrigerator body 1a overleaf plate 22 quadrangle have inlet 23 (23a~23d).In inlet 23a~23d injection becomes the polyurethane foam stoste of the material of foaming heat insulation part 40.
Vacuumed insulation panel 41 is temporarily fixed on the inner surface side of outer container 20 by thermally welded, aluminum adhesive tape etc. in advance.If Polyurethane foam stoste foams and filling-foam thermal insulator 40, then Vacuumed insulation panel 41 presses on foaming heat insulation part 40, and fixed In the inner surface side of outer container 20.
Figure 13 is the fill path of foaming heat insulation part 40 in the side for indicate the refrigerator 100 of embodiments of the present invention 1 Figure.Polyurethane foam injection head 70 is installed on inlet 23a~23d, and injects polyurethane foam stoste.The polyurethane of injection Foam dope is surrounded on opening edge side in the space between the outer container 20 and interior case 30 of refrigerator body 1a and integrally starts to foam.
As shown in figure 13, in the side of refrigerator 100, there are following paths: polyurethane foam stoste is from the back side of refrigerator 100 After effluent to front-surface side, flows and foam in the center portion of front-surface side towards refrigerator 100, so that filling-foam is heat-insulated The path of part 40.Additionally, there are following paths: polyurethane foam stoste refrigerator 100 back side towards the center of refrigerator 100 After part is flowed, front-surface side is flow to from the back side of refrigerator 100 and is foamed, thus the path of filling-foam thermal insulator 40.
For example, before air dissipation between edge 46 and Vacuumed insulation panel main part 47, if being filled out to on-fixed portion 49 Foaming heat insulation part 40 is filled, then the air between edge 46 and Vacuumed insulation panel main part 47 is enclosed.Therefore can also with hair Steeping the corresponding position in the finally filled part of thermal insulator 40 has on-fixed portion 49.So in the present embodiment, such as it is aforementioned that Sample, Vacuumed insulation panel 41 become length direction center part and the front-surface side in refrigerator 100 position formed it is non- Fixed part 49.The position is equivalent to the position farthest apart from inlet 23a and inlet 23b.By forming on-fixed portion 49, So that the air dissipation between edge 46 and Vacuumed insulation panel main part 47.
Figure 14 is the Vacuumed insulation panel 41 for the back side for indicating embodiments of the present invention 1 and the positional relationship of inlet 23 Figure.For example, the fill path based on foaming heat insulation part 40, as shown in figure 14, the Vacuumed insulation panel 41 for being fixed on back side exist Two positions of edge 46 form on-fixed portion 49.In the Vacuumed insulation panel 41 of present embodiment, with inlet 23a and The corresponding mode of center portion of the center portion of 23c, inlet 23b and 23d, is provided with the on-fixed portion of Vacuumed insulation panel 41 49。
As described above, according to embodiment 1, the on-fixed portion 49 for being not fixed edge 46, therefore energy are formed in flanging Access the Vacuumed insulation panel 41 of the non-air accumulation between edge 46 and Vacuumed insulation panel main part 47.Therefore it can obtain not Can make the air accumulated expansion because of the operating of refrigerator 100, shrink etc., so that the outer container 20 and interior case 30 of refrigerator 100 are added The refrigerator 100 pressed and deformed.In addition, due to non-air accumulation, in filling-foam thermal insulator 40, can reduce foaming every Warmware 40 is not filled by part, so as to obtain the preferable refrigerator 100 of heat-proof quality.
In addition, by the quadrangle that the inlet 23a~23d for injecting polyurethane foam stoste is formed in backplate 22, from And the area coverage of Vacuumed insulation panel 41 can be expanded, improve heat-proof quality.
Embodiment 2
Figure 15 is the figure for indicating the other examples of the inlet 23 of backplate 22 of embodiments of the present invention 2.Implementing In the refrigerator 100 of mode 1, overleaf inlet 23a~23d is arranged in the quadrangle of plate 22.In Figure 15, the overleaf top of plate 22 Two positions at angle and two positions of center portion totally four positions, are arranged inlet 23a~23d.
Figure 16 is the Vacuumed insulation panel 41 for the back side for indicating embodiments of the present invention 2 and the positional relationship of inlet 23 Figure.As shown in figure 16, with side corresponding with the center portion of the center portion of inlet 23a and 23c, inlet 23b and 23d Formula is provided with the on-fixed portion 49 of Vacuumed insulation panel 41.
Figure 17 is the figure for indicating the other examples of the inlet 23 of backplate 22 of embodiments of the present invention 2.In Figure 17 In, overleaf inlet 23a and 23b is arranged in two positions of the center portion of plate 22.
As described above, according to embodiment 2, Vacuumed insulation panel 41 is set in position corresponding with the position of inlet 23 On-fixed portion 49, thus, it is possible to the not air accumulations between edge 46 and Vacuumed insulation panel main part 47.
Embodiment 3
Figure 18 and Figure 19 is the figure for indicating the example of the shape of recess portion 42 of embodiments of the present invention 3.In embodiment party In formula 1, recess portion 42 is formed to become rectangular-shaped mode, but not limited thereto.Such as Figure 18 is such, it can be by the sky of recess portion 42 Between be formed as the shape of triangle.In addition, the shape of semi-oval can be formed as shown in Figure 19.

Claims (6)

1. a kind of refrigerator, has Vacuumed insulation panel, which stores core material, and the inside of the enclosure in enclosure It being depressurized, the refrigerator is characterized in that,
The Vacuumed insulation panel has in the inside: being packed with the main part of the core material and the periphery without the core material Portion,
The peripheral part includes fixed part, rolls over to the main part lateral bending and is fixed on the main part;On-fixed portion, It is not secured to the main part,
The interior case for constituting refrigerator body has separator, which presses the loose periphery in the on-fixed portion Portion.
2. refrigerator according to claim 1, which is characterized in that
The Vacuumed insulation panel is located between the outer container and interior case for constituting refrigerator body, and is configured to bend the peripheral part Side facing towards the inner box side.
3. refrigerator according to claim 2, which is characterized in that
The outer container more than two positions have inlet, the inlet for inject be filled in the outer container with it is described interior The material of foaming heat insulation part between case.
4. refrigerator according to claim 3, which is characterized in that
The inlet is set to two positions of the short transverse of the refrigerator, and the Vacuumed insulation panel is becoming described two The location roughly halfway up of the inlet of position has the on-fixed portion.
5. refrigerator according to claim 3, which is characterized in that
The inlet is arranged in two positions of the width direction of the refrigerator, and the Vacuumed insulation panel is becoming described two The location roughly halfway up of the inlet of position has the on-fixed portion.
6. a kind of refrigerator, has Vacuumed insulation panel, which stores core material, and the inside of the enclosure in enclosure It being depressurized, the refrigerator is characterized in that,
The Vacuumed insulation panel has in the inside: being packed with the main part of the core material and the periphery without the core material Portion,
The peripheral part includes fixed part, rolls over to the main part lateral bending and is fixed on the main part;On-fixed portion, It is not secured to the main part,
The outer container for constituting refrigerator body has inlet in more than two positions, which is filled in outside described for injecting The material of foaming heat insulation part between case and the interior case for constituting the refrigerator body,
The inlet is set to two positions of the short transverse of the refrigerator, and the Vacuumed insulation panel is becoming described two The location roughly halfway up of the inlet of position has the on-fixed portion,
The Vacuumed insulation panel is located between the outer container and interior case for constituting refrigerator body, and is configured to bend the peripheral part Side facing towards the inner box side,
The interior case has separator, which presses the loose peripheral part in the on-fixed portion.
CN201610702286.7A 2015-08-26 2016-08-22 Refrigerator Expired - Fee Related CN106482437B (en)

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PCT/JP2015/074036 WO2017033313A1 (en) 2015-08-26 2015-08-26 Vacuum heat-insulating material and refrigerator

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JP6948165B2 (en) * 2017-06-12 2021-10-13 東芝ライフスタイル株式会社 refrigerator
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JPWO2017033313A1 (en) 2018-04-05
TW201719097A (en) 2017-06-01
AU2015407161A1 (en) 2018-04-12
SG11201710697TA (en) 2018-03-28
JP6469232B2 (en) 2019-02-13
WO2017033313A1 (en) 2017-03-02
CN206001789U (en) 2017-03-08
RU2691890C1 (en) 2019-06-18

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