CN209605471U - Vacuum insulation part - Google Patents
Vacuum insulation part Download PDFInfo
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- CN209605471U CN209605471U CN201821910681.5U CN201821910681U CN209605471U CN 209605471 U CN209605471 U CN 209605471U CN 201821910681 U CN201821910681 U CN 201821910681U CN 209605471 U CN209605471 U CN 209605471U
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Abstract
The utility model provides the vacuum insulation part that can be reduced the load of outside coating member and can ensure heat-insulating property for a long time and can easily manufacture.Vacuum insulation part (10) has core material (12), storage core material (12) and the outer cladding part (14) for keeping inside with decompression state and the groove (20,22) being recessed to thickness direction, wherein, core material (12) has cut-in portion (16,17) along the edge of groove (20,22).
Description
The cross reference of association request
The application enjoys day based on Japanese patent application 2017-223000 (applying date: on November 20th, 2017)
The preferential interests of present patent application 2017-223000.The application includes by referring to Japanese patent application 2017-223000
The full content of Japanese patent application 2017-223000.
Technical field
The embodiments of the present invention is related to insulation, in particular to vacuum insulation part.
Background technique
In recent years, exist using vacuum insulation part as the insulation of body of thermal insulating box and the one of refrigeration cycle will be constituted
Partial heat-dissipating pipe is configured at the refrigerator for constituting the inside of adiabatic wall of body of thermal insulating box.Vacuum insulation part is, for example, structure as follows
At: the laminates of inorfils such as mineral wool etc. will be made to compress core material made of solidification, being accommodated in will be with gas barrier properties
The synthetic resin films such as polyethylene be configured to it is bag-shaped obtained by outer cladding part, later inside be vacuum-evacuated and reduced pressure sealing.
As documented by Japanese Unexamined Patent Publication 2016-102618 bulletin, vacuum insulation part has receiving heat-dissipating pipe sometimes
Deng groove.The groove be by with mold etc. to carried out vacuum evacuation and reduced pressure sealing after flat vacuum insulation part
It carries out Local Contraction and is formed, but in the compression, outer cladding part is easy breakage, and heat-insulating property is easy to deteriorate.
Accordingly, with respect to core material, following vacuum insulation part is proposed: notch being set, in first material in the first material
The second big material of deformation rate low compared to first density of material and thickness direction, the second material tool are overlapped on material
It is standby in a manner of forming recess portion to the core material of the notch lateral bend.But in such vacuum insulation part, the structure of core material
Making becomes complicated, spends manufacturing cost.
Utility model content
Therefore, the purpose of this utility model is to provide can reduce the load of outside coating member, can ensure for a long time absolutely
Hot property and the vacuum insulation part that can easily manufacture.
Vacuum insulation part in present embodiment is had core material, the storage core material and is carried out inside with decompression state
The outer cladding part of holding and the groove being recessed to thickness direction, which is characterized in that the core material has along the edge of the groove
Standby cut-in portion.
Above-mentioned vacuum insulation part is also possible to the cut-in portion and is arranged along the two edges of the groove.
Above-mentioned vacuum insulation part is also possible to the cut-in portion and is arranged along the outside of the groove.
The groove sidewall that above-mentioned vacuum insulation part is also possible to the groove has the groove bottom relative to the groove vertical
The face that ground erects.
The depth that above-mentioned vacuum insulation part is also possible to the cut-in portion is smaller than the depth of the groove.
Above-mentioned vacuum insulation part is also possible to the outer cladding part and has muscle in the position Chong Die with the cut-in portion.
By using the vacuum insulation part of above structure, the load of outside coating member can be reduced, can be ensured for a long time absolutely
Hot property, and can easily manufacture.
Detailed description of the invention
Fig. 1 is the sectional view for having the refrigerator of vacuum insulation part of first embodiment.
Fig. 2 is the top view of the vacuum insulation part of first embodiment.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is the enlarged view of the main part of Fig. 3.
Fig. 5 is the major part enlarged cross-sectional view of the vacuum insulation part of second embodiment.
Specific embodiment
(first embodiment)
Hereinafter, being illustrated based on first embodiment of the attached drawing to the utility model.
The vacuum insulation part 10 of present embodiment is to be formed with the refrigerator main body that the body of thermal insulating box of storeroom 7 is constituted by inside
Insulation used in 1.
Specifically, as shown in Figure 1, refrigerator main body 1 constitutes the shell of refrigerator, have be formed in the outer container 2 of steel plate with
Adiabatic space 4 between plastic interior case 3.
In 4 side of adiabatic space of outer container 2, the heat-dissipating pipe P across heat transmission is stained with vacuum insulation part 10, to outer container 2 with
The gap of interior case 3 inject the stoste of foamed heat insulation part 5 made of urethane foam and carry out it is foam filled, thus in outer container
The state that 24 side of adiabatic space is equipped with heat-dissipating pipe P, is equipped on the inside of the case of heat-dissipating pipe P vacuum insulation part 10, makes outer container
2 and the integration of interior case 3.
Vacuum insulation part 10 as shown in Fig. 2, be configured in refrigerator main body 1 with being matched with the shape of the left and right side of outer container 2
Up and down direction on the longer rectangular plate-like of edge.Vacuum insulation part 10 as shown in Figure 3 and 4, has core material 12, storage
Core material 12 and the outer cladding part 14 for keeping inside with decompression state and the groove 20 being recessed to the thickness direction of core material 12,
22。
Core material 12 be such as unused adhesive bonding (Japanese: then) or bonding (Japanese: being knotted) have flexibility
Inorfil laminated body, such as be able to use the glass fibre (mineral wool) that fibre diameter is about several μm.In addition, core material 12
Also the various inorfils such as ceramic fibre, asbestos or polystyrene, polyethylene terephthalate, polypropylene are able to use
The organic resin fibre etc. that the fibre diameter constituted is about 1~30 μm.
Outer cladding part 14 is the bag-shaped component that the stacked film with gas barrier property made of the multiple films of stacking is constituted.Outsourcing
Part 14 is covered for example as being sequentially laminated with made of sealer, gas barrier layer and heat-weldable layer three layers from outside towards inside
The stacked film of construction is constituted.As sealer, such as conjunction that can be more heat-resisting by polyethylene terephthalate etc.
It is formed at resin.Gas barrier layer for example can as metal evaporation object (such as by aluminium-vapour deposition on resin film made of aluminium-vapour deposition object) or
Person's metal foil (such as aluminium foil) formation.As heat-weldable layer, such as there can be the conjunction of thermal weldability by high density polyethylene (HDPE) etc.
It is formed at resin.In addition, as long as constituting the composition of the stacked film of outer cladding part 14 has gas barrier property and is able to carry out thermal weld i.e.
Can, it is not specifically limited.In addition, the thickness of outer cladding part 14 is thinner than the depth dimensions of the thickness of core material 12, groove 20,22, but
For ease of understanding explanation, the thickness of outer cladding part 14 is enlargedly shown in figure.
Groove 20,22 is set to the surface of at least one party of vacuum insulation part 10.Groove 20 is to along vacuum insulation part 10
Longitudinal direction extend vacuum insulation part 10 thickness direction recess recess portion, in the present embodiment, in the lateral direction every
Compartment of terrain is opened equipped with two.As shown in figure 4, the depth D1 after the vacuum evacuation of groove 20 is bigger than the outer diameter of heat-dissipating pipe P, and with
The space of configuration heat-dissipating pipe P is formed between outer container 2.Groove 22 is the recess portion extended along the periphery of vacuum insulation part 10, is in Xiang Zhen
The section L-shaped of the outer openings of empty insulation 10.Depth D2 after the vacuum evacuation of groove 22 is equally set to and groove
20 identical depth D1.
In addition, in the vacuum insulation part 10 of present embodiment, have set on core material 12 cut-in portion 16,17 and be set to
The muscle 18 of outer cladding part 14.
Cut-in portion 16,17 is directed towards thickness direction partial cutoff core material 12 and the joint-cutting of formation.Cut-in portion 16,17 is being set to
The outside of the groove 20,22 of core material 12, in other words, be in the floor portion 24 swelled relative to groove 20,22, along groove 20,
22 edge setting.Distance X1, X2 from groove 20,22 to cut-in portion 16,17 is preferably, in the opening portion of groove 20,22
Groove width W1, W2 1/2 hereinafter, more preferably 1/4 or less groove width W1, W2.Distance X1, X2 is so set as groove width
W1, W2 1/2 hereinafter, and close to the border land of groove 20,22 be arranged cut-in portion 16,17, thus to groove 20,22 and ground
Groove sidewall 20a, 22a for the groove 20,22 that portion 24 is divided is easily made into the substantially vertical standing in bottom from groove 20,22
Shape, it can be ensured that the core thickness of the marginal portion of floor portion 24 and improve heat-insulating property, by the way that distance X1, X2 is set
It is set to the 1/4 of groove width W1, W2 hereinafter, its effect is made to become more significant.
In the present embodiment, cut-in portion 16 is arranged along the edge of the two sides of groove 20, is equipped with relative to a groove 20
Two.The depth d1 of the cut-in portion 16 is preferably, and is set as smaller than the depth D1 of groove 20 corresponding to the cut-in portion 16.
In addition, the outer diameter that the depth d1 of cut-in portion 16 is preferably set as the heat-dissipating pipe P than being disposed in groove 20 is small.It so will incision
The depth d1 in portion 16 is set as smaller than the depth D1 of groove 20, the outer diameter of heat-dissipating pipe P, so that the core material 12 for being located at groove 20 is generated and fitted
The rebound (restoring force) of degree, thus, it is possible to will be disposed in the heat-dissipating pipe P of groove 20 to press to 2 side of outer container.
In addition, cut-in portion 17 is arranged along the edge of the side of groove 22, one is equipped with relative to a groove 22.The incision
The depth d2 in portion 17 is preferably set as smaller than the depth D2 of groove 22 corresponding to the cut-in portion 17.
Muscle 18 is to be tightly attached to the outer surface of core material 12 by outer cladding part 14 in the position Chong Die with cut-in portion 16,17
Set the lesser slot for the outer surface for appearing in outer cladding part 14.
Next, being illustrated to the manufacturing method of above-mentioned vacuum insulation part 10.
Firstly, by the laminated body of inorfil be configured to it is corresponding with the shape of vacuum insulation part 10 as defined in tabular and
Make core material 12.
Then, in the core material of acquisition 12, cut-in portion 16,17 is set in the outside for forming the position of groove 20,21.At this
In embodiment, cut-in portion 16 is arranged in the two sides along the position for forming groove 20, the side setting along the position for forming groove 22
Cut-in portion 17.
In addition, as described later, if core material 12 is sealed in the inside of outer cladding part 14,12 quilt of core material with decompression state
Compression, thus the depth for being formed in the cut-in portion 16,17 of core material 12 be set as it is bigger than depth d1, d2, so as to decompression state
Become desired depth d1, d2 when being sealed in the inside of outer cladding part 14.
Then, the core material 12 for being equipped with cut-in portion 16,17 is accommodated in the inside of bag-shaped outer cladding part 14.Then, it utilizes
The inside of the external coating member 14 such as drawdown pump is vacuum-evacuated and is depressurized, and passes through thermal weld etc. with maintaining decompression state by outsourcing
Cover the sealing of part 14.
It can get the flat vacuum insulation part 10 that groove 20,22 is not formed as a result,.In addition, if making outer cladding part
14 inside is decompression state, then outer cladding part 14 is tightly attached to its outer surface while compressing core material 12, therefore in acquisition
In vacuum insulation part 10, muscle 18 is formed in the position Chong Die with the cut-in portion 16,17 of outer cladding part 14.
Then, from the outer surface of outer cladding part 14, using stamping device (not shown), to inside is close with the state depressurized
The vacuum insulation part 10 of envelope is compressed, and the vacuum insulation part 10 for having groove 20,22 is obtained.Specifically, for being set to core
The region that a pair of of cut-in portion 16 of material 12 is clipped, in a manner of not Chong Die with cut-in portion 16 along cut-in portion 16 to core material 12 and
Outer cladding part 14 is compressed, to form groove 20.In addition, for be set to core material 12 cut-in portion 17 outside (in other words
Say be vacuum insulation part 10 peripheral side), along cut-in portion 17 to core material 12 and outsourcing in a manner of not Chong Die with cut-in portion 17
It covers part 14 to be compressed, to form groove 22.
At this point, since position on the outer surface of vacuum insulation part 10 before compression, cut-in portion 16,17 shows muscle
18, therefore even if the cut-in portion 16,17 for being set to core material 12, which is outsourced, covers the covering of part 14, it also can simply identify its position.
In addition, groove 20,22 is caused by that above-mentioned stamping device other than compressing, such as it also can use pressing
Roller compresses vacuum insulation part 10 to manufacture the vacuum insulation part 10 for having groove 20,22.
In the vacuum insulation part 10 of that above present embodiment, due to having in core material 12 along groove 20,22
The cut-in portion 16,17 of edge setting, therefore compressed and shape along 16,17 pairs of core materials 12 of cut-in portion and outer cladding part 14
When at groove 20,22, easy damaged outer cladding part 14, heat-insulating property are not easy to deteriorate.
That is, in the case where cut-in portion 16,17 are not present, due to constituting the fiber of core material 12 in the inside of groove 20,22
It is connected with outside, therefore when compression core material 12 and outer cladding part 14 form groove 20,22, it can one side partial cutoff structure
Core material 12 is compressed on one side at the fiber of core material 12.At this point, the groove 20 of core material 12,22 parts are applied in order to ensure groove size
Required biggish compressing force, therefore the yield of the rebound after forming is larger, becomes to the load of compressed outer cladding part 14
Greatly.In addition, the cut-off position of the fiber for constituting core material 12 is easy compressive deformation, stress when compression is easy to concentrate, because herein
Outer cladding part 14 in the position is easy breakage.
On the other hand, in the vacuum insulation part 10 of present embodiment, the incision being arranged along the edge of groove 20,22 is utilized
Portion 16,17, so that the fiber for constituting core material 12 is cut off in the inner and outer of groove 20,22.As a result, along cut-in portion 16,
When 17 pairs of core materials 12 and outer cladding part 14 compress, the position of the formation groove 20,22 of core material 12 is integrally easy to be compressed
Deformation, therefore the yield of the rebound after shaping is also smaller, stress when compression will not locally act on outer cladding part 14, press
Contracting position is integrally substantially evenly acted on.As a result, in the vacuum insulation part 10 of present embodiment, along cut-in portion 16,
17 compression core materials 12 and outer cladding part 14 and when forming groove 20,22, easy damaged outer cladding part 14, heat-insulating property are not easy to dislike
Change.
In addition, in the present embodiment, cut-in portion 16 along the setting of the two edges of groove 20 or set on the outside of groove 20,
Therefore the whole more easily compressive deformation in position of groove 20 is formed, compression position is whole by substantially evenly compressive press forces,
It is able to suppress the damage of outer cladding part 14 and inhibits the deterioration of heat-insulating property.
In addition, in the present embodiment, depth d1, d2 of cut-in portion 16,17 be set as the depth D1 than groove 20,22,
D2 is small, therefore will not be able to suppress the reduction of heat-insulating property more than required degree will be constituted the fibre cutting of core material 12, and
Appropriate rebound is generated in the core material 12 for being located at groove 20, thereby, it is possible to will be disposed in the heat-dissipating pipe P of groove 20 to 2 side of outer container
Pressing.
(second embodiment)
Then, second embodiment is illustrated referring to Fig. 5.In addition, for composition same as the first embodiment,
It marks identical appended drawing reference and omits the explanation of this composition.
The vacuum insulation part 110 of present embodiment is equipped with groove 120,122 on its surface.The groove bottom of groove 120,122
120b, 122b have the face parallel with the surface of vacuum insulation part 110, and groove sidewall 120a, 122a of groove 120,122 has
In other words the face that vertically erects relative to groove bottom 120b, 122b is the face parallel with the thickness direction of vacuum insulation part 110
120c、122c。
In the vacuum insulation part 110 of present embodiment, since groove sidewall 120a, 122a of groove 120,122 has phase
For face 120c, 122c that groove bottom 120b, 122b generally perpendicularly erects, therefore it can ensure the marginal portion of floor portion 24
Core thickness and improve heat-insulating property.
In addition, if compression vacuum insulation 110 and form groove 120,122, groove sidewall 120a, 122a and groove bottom
The corner that 120b, 122b are constituted is applied biggish compressing force, therefore after the compression forming of groove 120,122, be easy because
The rebound of core material 12 and lead to 14 quilt of outer cladding part in the corner that groove sidewall 120a, 122a and groove bottom 120b, 122b are constituted
It strongly presses and damages, but in the present embodiment, due to being equipped with cut-in portion 16,17 along the outside of groove 120,122,
The yield that the rebound of core material 12 can significantly be inhibited, is able to suppress the damage of outer cladding part 14.
In other words, in the vacuum insulation part 110 of present embodiment, it can be achieved at the same time the raising of heat-insulating property and outer
Coating member 14 prevents from damaging.
In addition, in the present embodiment, illustrate groove sidewall 120a, 122a of groove 120,122 be integrally formed relative to
The feelings for face (face parallel with the thickness direction of vacuum insulation part 110) 120c, 122c that groove bottom 120b, 122b vertically erects
Condition, but for example also can use the arc surface that the radius of curvature smaller than depth D1, D2 of groove 110,112 is constituted, by slot side
Wall 120a, 122a and groove bottom 120b, 122b link, and are arranged vertical towards the open end of groove 120,122 from the arc surface
Face 120c, 122c that ground erects.
(other embodiments)
In above-mentioned first and second embodiment, by cut-in portion 16,17 be set to groove 20,22 outside, groove 20,
22 be set as it is not Chong Die with cut-in portion 16,17, but can also the position Chong Die with groove 20,22 be arranged cut-in portion 16,17.
In this case, also due to by core material 12 and outer cladding part 14 compression when, be easy with cut-in portion 16,17 be starting point and
Compression position is set integrally to carry out compressive deformation, therefore not easy damaged outer cladding part 14, heat-insulating property are not easy to deteriorate.
It this concludes the description of the embodiments of the present invention, these embodiments prompt as an example, are intended to simultaneously
The range for limiting utility model is not lain in.These embodiments can be implemented in such a way that others are various, practical new not departing from
Various omissions, displacement, change are able to carry out in the range of the purport of type.These embodiments and modifications thereof are contained in utility model
Range and purport in, and be contained in utility model documented by claims and its equivalent range.
Claims (6)
1. a kind of vacuum insulation part, the outer cladding for having core material, storage the core material and keeping inside with decompression state
Part and the groove being recessed to thickness direction, which is characterized in that
The core material has cut-in portion along the edge of the groove.
2. vacuum insulation part as described in claim 1, which is characterized in that
The cut-in portion is arranged along the two edges of the groove.
3. vacuum insulation part as claimed in claim 1 or 2, which is characterized in that
The cut-in portion is arranged along the outside of the groove.
4. vacuum insulation part as claimed in claim 1 or 2, which is characterized in that
The groove sidewall of the groove has the face that the groove bottom relative to the groove vertically erects.
5. vacuum insulation part as claimed in claim 1 or 2, which is characterized in that
The depth of the cut-in portion is smaller than the depth of the groove.
6. vacuum insulation part as claimed in claim 1 or 2, which is characterized in that
The outer cladding part has muscle in the position Chong Die with the cut-in portion.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2017-223000 | 2017-11-20 | ||
JP2017223000A JP6917870B2 (en) | 2017-11-20 | 2017-11-20 | Manufacturing method of vacuum heat insulating material and vacuum heat insulating material |
Publications (1)
Publication Number | Publication Date |
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CN209605471U true CN209605471U (en) | 2019-11-08 |
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CN201811373774.3A Pending CN109813034A (en) | 2017-11-20 | 2018-11-19 | The manufacturing method of vacuum insulation part and vacuum insulation part |
CN201821910681.5U Active CN209605471U (en) | 2017-11-20 | 2018-11-19 | Vacuum insulation part |
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CN201811373774.3A Pending CN109813034A (en) | 2017-11-20 | 2018-11-19 | The manufacturing method of vacuum insulation part and vacuum insulation part |
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Cited By (1)
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CN109813034A (en) * | 2017-11-20 | 2019-05-28 | 东芝生活电器株式会社 | The manufacturing method of vacuum insulation part and vacuum insulation part |
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JP3010316B2 (en) * | 1991-03-19 | 2000-02-21 | ダウ化工株式会社 | Relief panel, manufacturing method and apparatus therefor |
JP3598628B2 (en) * | 1996-01-18 | 2004-12-08 | 富士電機リテイルシステムズ株式会社 | Manufacturing method of heat insulating material for heat insulating housing |
CN101086316A (en) * | 2006-06-06 | 2007-12-12 | 泰州乐金电子冷机有限公司 | Vacuum heat-insulation material for refrigerator and heat-insulation structure |
CN102597668B (en) * | 2009-10-23 | 2015-01-14 | 乐金华奥斯株式会社 | Vacuum insulation panel |
JP5977574B2 (en) * | 2012-05-10 | 2016-08-24 | 林テレンプ株式会社 | Method for producing laying material and method for producing molded interior material for vehicle |
JP6070269B2 (en) * | 2013-02-27 | 2017-02-01 | 東芝ホームテクノ株式会社 | Insulation |
JP2016196934A (en) * | 2015-04-06 | 2016-11-24 | 三菱電機株式会社 | Vacuum heat insulating material and heat insulating container including the same |
JP2017002949A (en) * | 2015-06-08 | 2017-01-05 | 日立アプライアンス株式会社 | Vacuum heat insulation material and equipment using the same |
JP6917870B2 (en) * | 2017-11-20 | 2021-08-11 | 東芝ライフスタイル株式会社 | Manufacturing method of vacuum heat insulating material and vacuum heat insulating material |
-
2017
- 2017-11-20 JP JP2017223000A patent/JP6917870B2/en active Active
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- 2018-11-19 CN CN201811373774.3A patent/CN109813034A/en active Pending
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Cited By (1)
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CN109813034A (en) * | 2017-11-20 | 2019-05-28 | 东芝生活电器株式会社 | The manufacturing method of vacuum insulation part and vacuum insulation part |
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JP6917870B2 (en) | 2021-08-11 |
CN109813034A (en) | 2019-05-28 |
JP2019094946A (en) | 2019-06-20 |
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