CN105987256A - Vacuum heat insulation plate low in edge heat bridge effect and long in life and manufacturing method thereof - Google Patents
Vacuum heat insulation plate low in edge heat bridge effect and long in life and manufacturing method thereof Download PDFInfo
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- CN105987256A CN105987256A CN201510071796.4A CN201510071796A CN105987256A CN 105987256 A CN105987256 A CN 105987256A CN 201510071796 A CN201510071796 A CN 201510071796A CN 105987256 A CN105987256 A CN 105987256A
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Abstract
The invention discloses a vacuum heat insulation plate low in edge heat bridge effect and long in life and a manufacturing method thereof. The vacuum heat insulation plate comprises a filling core material and a first barrier film. The filling core material is wrapped in the first barrier film and subjected to vacuum sealing. Second barrier films are glued in the parts, corresponding to the top surface and the bottom surface of the filling core material, of the first barrier film. The length and the width of the second barrier films are smaller than or equal to the length and the width of the filling core material. According to the vacuum heat insulation plate low in edge heat bridge effect and long in life and the manufacturing method thereof, not only is the service life long, but also the overall energy saving performance during using is good.
Description
Technical field
The present invention relates to the field of vacuum heat insulation materials, refer in particular to a kind of long-life vacuum of low edge heat bridge effect
Heat-insulating shield.
Background technology
Vacuum heat-insulating plate is the one in vacuum thermal insulating material, and it can be effectively prevented from the heat that cross-ventilation causes
Transmission, therefore can be greatly lowered heat conductivity, have environmental protection, efficient and energy-conservation feature, protects in building
The industries such as temperature, refrigerator, household freezer and frozen products insulated container are extensively used.
Vacuum heat-insulating plate is usually and is made up of with Obstruct membrane filling core, getter, first Obstruct membrane is made resistance
Compartment, puts filling core and getter in barrier bag evacuation post heat-seal.Owing to gas and steam are to very
The heat-insulating property of empty heat-insulating shield has large effect, thus Obstruct membrane has obstruct gas and the requirement of steam,
Therefore Obstruct membrane is mostly prepared by containing aluminium foil or plastic-aluminum combined thin film, as shown in Figure 1, Figure 2 and Figure 3, however by
It is a kind of good material of heat conductivity in aluminium foil, can be by mutual for the heat of vacuum heat-insulating plate by conduction of heat
(temperature transfer needs temperature difference as power, in same isothermal level, aluminium foil or aluminizer in transmission
Heat will not be transmitted, heat will be transmitted when aluminium foil or aluminizer both sides exist temperature difference), reduce true
The effect of heat insulation of empty heat-insulating shield, energy-efficient performance overall in use is poor.In order to reduce this edge heat bridge effect
Should, have dealer to use the Obstruct membrane without aluminium foil, general use aluminize, metal oxide or coating high resistant
The composite barrier film of barrier material, as shown in Figure 4, Figure 5 and Figure 6, although but this kind of vacuum heat-insulating plate is at refrigerator
Energy-efficient performance overall during upper use is good, but owing to the Obstruct membrane gas barrier property without aluminium foil is poor, vacuum heat-insulating plate
Life-span short.Dealer is had again to use one side to have the Obstruct membrane of aluminium foil, one side to make resistance without the Obstruct membrane of aluminium foil
Compartment, this kind of design reduces edge heat bridge effect, but can not avoid completely.
Therefore, the vacuum heat-insulating plate designing length low edge heat bridge effect again in a kind of service life is always the industry
Research Emphasis.
Summary of the invention
It is an object of the invention to provide the vacuum heat-insulating plate of a kind of low edge heat bridge effect, not only service life
Long, and energy-efficient performance overall in use is good, life-span and vacuum insulation as shown in Figure 1, Figure 2 and Figure 3
Plate is suitable, and energy-saving effect is consistent with vacuum heat-insulating plate shown in Fig. 4, Fig. 5 and Fig. 6.
In order to solve above-mentioned technical problem, the invention provides a kind of low edge heat bridge effect long-life very
Empty heat-insulating shield, including filling core and the first Obstruct membrane, is wrapped in described filling core described first and intercepts
In film, also vacuum seals;The part corresponding with filling core end face and bottom surface at described first Obstruct membrane respectively bonds
One layer of second Obstruct membrane, the length of described second Obstruct membrane and width are less than or equal to the length filling core
With width.
In a preferred embodiment: described second Obstruct membrane is bonded in outside or the inner side of the first Obstruct membrane.
In a preferred embodiment: the barrier property of described second Obstruct membrane is better than described first Obstruct membrane, its
Material is one or more in aluminium foil, aluminizer, iron plate PVDC, PET, PVC, PC or PP.
In a preferred embodiment: described first Obstruct membrane has the first hot melt layer, at described second Obstruct membrane
Upper compound one layer of second hot melt layer, by by described first hot melt layer and the second hot melt layer heat bonding, makes described
Second Obstruct membrane is bonded on the first Obstruct membrane.
In a preferred embodiment: the material of described first hot melt layer and the second hot melt layer is identical, and be PE,
One in PP or PET.
In a preferred embodiment: the material of described first hot melt layer and the second hot melt layer is the different materials melted mutually
Matter, for the one in PE, PP or PET.
In a preferred embodiment: described second Obstruct membrane is bonded by adhesive and the first Obstruct membrane, described
Adhesive is one or more in UV optic-solidified adhesive, thermosol or polyurethane adhesive.
In a preferred embodiment: also include inspiratory component, described inspiratory component be getter, desiccant or
One or more in silica gel.
Present invention also offers the manufacture method of the vacuum heat-insulating plate of a kind of low edge heat bridge effect:
Step one, when the first Obstruct membrane has the first hot melt layer, makes barrier bag by described first Obstruct membrane,
Three edge sealings do not seal on one side, and the first hot melt layer is positioned at inner side or the outside of Obstruct membrane;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane;Compound second hot melt layer on the second Obstruct membrane, by by described first hot melt layer and the second hot melt
The heat bonding of layer, makes described second Obstruct membrane heat bonding corresponding with filling core end face and bottom surface in barrier bag
In part;
Step 3, puts in barrier bag by filling core, puts into vacuum chamber and bleeds, when vacuum chamber reaches vacuum
The requirement of degree, is filled with air to vacuum chamber behind the 4th limit of heat-sealing barrier bag, then by vacuum heat-insulating plate from vacuum
Room is taken out.
Present invention also offers the manufacture method of the vacuum heat-insulating plate of a kind of low edge heat bridge effect:
Step one, makes barrier bag by the first Obstruct membrane, and three edge sealings do not seal;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane, described second Obstruct membrane is bonded in inner side or the outside of barrier bag, and and filled core by adhesive
In the part that material end face is corresponding with bottom surface, filling core is put in barrier bag;
Step 3, puts into vacuum chamber and bleeds, when vacuum chamber reaches the requirement of vacuum, and the of heat-sealing barrier bag
It is filled with air to vacuum chamber behind four limits, then vacuum heat-insulating plate is taken out from vacuum chamber.
Present invention also offers the manufacture method of the vacuum heat-insulating plate of a kind of low edge heat bridge effect:
Step one, when the inner side of the first Obstruct membrane has the first hot melt layer, makes obstruct by the first Obstruct membrane
Bag, three edge sealings do not seal;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane, puts in barrier bag by filling core and the second Obstruct membrane, makes described second Obstruct membrane and filled core
Material end face is corresponding with bottom surface, and described second Obstruct membrane is compounded with the second hot melt away from the one side of described filling core
Layer;
Step 3, puts into vacuum chamber and bleeds, and vacuum chamber reaches the requirement of vacuum, the 4th of heat-sealing barrier bag
It is filled with air to vacuum chamber behind limit, then vacuum heat-insulating plate is taken out from vacuum chamber;
Step 4, in the position heating that vacuum heat-insulating plate is corresponding with described second Obstruct membrane, makes described first heat
Crucible zone and the second hot melt layer heat bonding.
Present invention also offers the manufacture method of the vacuum heat-insulating plate of a kind of low edge heat bridge effect:
Step one, when the outside of the first Obstruct membrane has the first hot melt layer, makes obstruct by the first Obstruct membrane
Bag, three edge sealings do not seal;
Step 2, puts into filling core in barrier bag, and puts into vacuum chamber and bleed, and vacuum chamber reaches vacuum
The requirement of degree, is filled with air to vacuum chamber behind the 4th limit of heat-sealing barrier bag, then by vacuum heat-insulating plate from vacuum
Room is taken out;
Step 4, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane, is compounded with the second hot melt layer on the second Obstruct membrane;By by described first hot melt layer and the second heat
The heat bonding of crucible zone, makes described second Obstruct membrane heat bonding corresponding with filling core end face and bottom surface in barrier bag
Part on.
Present invention also offers the manufacture method of the vacuum heat-insulating plate of a kind of low edge heat bridge effect:
Step one, when the inner side of the first Obstruct membrane has the first hot melt layer, cuts into the first Obstruct membrane
Obstruct membrane and lower Obstruct membrane;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane, compound second hot melt layer on the second Obstruct membrane;Two piece of second Obstruct membrane is individually placed to upper obstruct
Between film and filling core, lower Obstruct membrane and filling core;Make described second Obstruct membrane towards filling core
End face and bottom surface, by by described first hot melt layer and the second hot melt layer heat bonding, making two piece of second Obstruct membrane
Respectively with upper Obstruct membrane and lower Obstruct membrane heat bonding;
Step 3, puts into vacuum chamber and bleeds, and vacuum chamber reaches the requirement of vacuum, by upper Obstruct membrane and lower resistance
Barrier film four limit hot-seal;
Step 4, is filled with air to vacuum chamber, then is taken out from vacuum chamber by vacuum heat-insulating plate.
Present invention also offers the manufacture method of the vacuum heat-insulating plate of a kind of low edge heat bridge effect:
Step one, when the outside of the first Obstruct membrane has the first hot melt layer, cuts into the first Obstruct membrane
Obstruct membrane and lower Obstruct membrane;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane, compound second hot melt layer on the second Obstruct membrane, by by described first hot melt layer and the second hot melt
Layer heat bonding, make described two piece of second Obstruct membrane respectively with upper Obstruct membrane and lower Obstruct membrane heat bonding;
Step 3, fills core and puts between Obstruct membrane and lower Obstruct membrane, put into vacuum chamber and bleed, vacuum
Room reaches the requirement of vacuum, by upper Obstruct membrane and lower Obstruct membrane four limit hot-seal;
Step 4, is filled with air to vacuum chamber, then is taken out from vacuum chamber by vacuum heat-insulating plate.
The present invention uses the structure of the second Obstruct membrane, compared with prior art, has the advantage that
1., on direction, vertical isothermal face, i.e. there is no the second Obstruct membrane at hot edge seal, the most just there is no high heat conduction
The heat transfer of coefficient material, the vacuum heat-insulating plate edge heat bridge effect therefore adopted the structure is little.
2. in the first Obstruct membrane, add the second Obstruct membrane, solve the Obstruct membrane gas barrier property without aluminium foil poor
Problem.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of existing vacuum heat-insulating plate;
Fig. 2 is the heat bridge effect schematic diagram of a kind of existing vacuum heat-insulating plate;
Fig. 3 is the barrier property schematic diagram of a kind of existing vacuum heat-insulating plate;
Fig. 4 is the structural representation of another kind of existing vacuum heat-insulating plate;
Fig. 5 is the heat bridge effect schematic diagram of another kind of existing vacuum heat-insulating plate;
Fig. 6 is the barrier property schematic diagram of another kind of existing vacuum heat-insulating plate;
Fig. 7 is the structural representation of vacuum heat-insulating plate of the present invention;
Fig. 8 is the heat bridge effect schematic diagram of vacuum heat-insulating plate of the present invention;
Fig. 9 is the barrier property schematic diagram of vacuum heat-insulating plate of the present invention;
Figure 10 is the structural representation that the present invention the first Obstruct membrane and the second Obstruct membrane have identical hot melt layer.
Label declaration
Fill core 1 first Obstruct membrane 2 hot melt layer 21
Second Obstruct membrane 3 hot melt layer 31 inspiratory component 4
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with specific embodiment,
And referring to the drawings, the present invention is described in more detail.
Embodiment 1
With reference to Fig. 7-10, the vacuum heat-insulating plate of a kind of low edge heat bridge effect, including filling core 1 and first
Obstruct membrane 2, is wrapped in filling core 1 in first Obstruct membrane 2 and vacuum seals;The first Obstruct membrane 2 with
Fill the core end face part corresponding with bottom surface and bond the second Obstruct membrane 3, the having and fill of the second Obstruct membrane 3
Core 1 the same length and width.In process of production, it is considered to production technology, the second Obstruct membrane 3 can
To be slightly less than filling core 1, in order to improve the production efficiency of vacuum heat-insulating plate.Described second Obstruct membrane 3 bonds
Outside or inner side at the first Obstruct membrane 2.
Second Obstruct membrane 3 is better than the material of the first Obstruct membrane 2 for barrier property, in the present invention it is possible to adopt
By one or more in aluminium foil, aluminizer, iron plate, PVDC, PET, PVC, PC or PP.At this
In invention, use hard polyester material (such as PET, PC, PVC and PP) that the filled core of softness can be increased
The toughness effect of material 1 so that vacuum heat-insulating plate has good planarization, especially for using centrifugal glass
Glass cotton is the filling core of raw material, it occur frequently that the problem of surface irregularity in actual production, the present invention's
Structure can be greatly improved the yields of vacuum heat-insulating plate.
In the present embodiment, the first Obstruct membrane 2 has the first hot melt layer 21, and the first hot melt layer 21 is PE, PP
Or the one in PET.It is combined the second hot melt layer 31, the first hot melt layer and the second hot melt at the second Obstruct membrane 3
The material of layer is identical, and the second hot melt layer 31 is the one in PE, PP or PET.By the second Obstruct membrane 3
The second hot melt layer 31 and the heat bonding of the first hot melt layer 21 of the first Obstruct membrane 2, make the second Obstruct membrane 3
Being bonded on the first Obstruct membrane 2, the second Obstruct membrane 3 is towards end face and the bottom surface filling core 1.So,
At the heat-sealing of vacuum heat-insulating plate, i.e. there is no the second Obstruct membrane 3 on direction, vertical isothermal face, thus be substantially reduced
Edge heat bridge effect.
Embodiment 2
The present embodiment is with the difference of embodiment 1, when the first Obstruct membrane 2 does not has the first hot melt layer 21,
Can be bonded on the first Obstruct membrane 2 by second Obstruct membrane 3 by adhesive, described adhesive is UV light
One or more in solidification glue, thermosol or polyurethane adhesive.
In the present embodiment, described vacuum heat-insulating plate also includes that inspiratory component 4, inspiratory component 4 are getter, do
One or more in drying prescription or silica gel.Inspiratory component 4 is wrapped in the first Obstruct membrane 2 together with filling core 1
In.
Embodiment 3
A kind of manufacture method of the vacuum heat-insulating plate of low edge heat bridge effect:
Step one, when the first Obstruct membrane 2 has the first hot melt layer 21, makes described first Obstruct membrane 2
Barrier bag, three edge sealings do not seal, and the first hot melt layer 21 is positioned at inner side or the outside of Obstruct membrane;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane 3, compound second hot melt layer 31 on the second Obstruct membrane 3, by will described first hot melt layer 21 and
The heat bonding of the second hot melt layer 31, makes described second Obstruct membrane 3 heat bonding push up with filling core 1 in barrier bag
In the part that face is corresponding with bottom surface;
Step 3, puts in barrier bag by filling core 1, puts into vacuum chamber and bleeds, and vacuum chamber reaches vacuum
The requirement of degree, heat-sealing is filled with air to vacuum chamber behind the 4th limit, then is taken out from vacuum chamber by vacuum heat-insulating plate.
Described second Obstruct membrane 3 is better than the material of described first Obstruct membrane 2 for barrier property, for aluminium foil, plating
One or more in aluminum film, iron plate PVDC, PET, PVC, PC or PP.
In order to improve the performance of vacuum heat-insulating plate, when step 3, inspiratory component 4 is put into filling core 1
After again filling core 1 is put in barrier bag.
In the present invention, the first Obstruct membrane is inner side towards the side of filling core, fills the one of core dorsad
Side is outside.Vacuum chamber reaches the requirement of vacuum, and different cores, required vacuum also has difference, typically
For, glass fibre core is less than 1pa, and aerosil core, less than 100Pa.
Embodiment 4
A kind of manufacture method of the vacuum heat-insulating plate of low edge heat bridge effect:
Step one, makes barrier bag by the first Obstruct membrane 2, and three edge sealings do not seal;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane 3, described second Obstruct membrane 3 is bonded in inner side or the outside of barrier bag by adhesive, and with filling
In the part that core 1 end face is corresponding with bottom surface;Filling core 1 is put in barrier bag;
Step 3, puts into vacuum chamber and bleeds, and vacuum chamber reaches the requirement of vacuum, the 4th of heat-sealing barrier bag
It is filled with air to vacuum chamber behind limit, then vacuum heat-insulating plate is taken out from vacuum chamber.
Described second Obstruct membrane 3 is better than the material of described first Obstruct membrane 2 for barrier property, for aluminium foil, plating
One or more in aluminum film, iron plate PVDC, PET, PVC, PC or PP.
Embodiment 5
A kind of manufacture method of the vacuum heat-insulating plate of low edge heat bridge effect:
Step one, when the inner side of the first Obstruct membrane 2 has the first hot melt layer 21, makes the first Obstruct membrane 2
Becoming barrier bag, three edge sealings do not seal;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane 3, puts in barrier bag by filling core 1 and the second Obstruct membrane 3, makes described second Obstruct membrane 3
To end face and the bottom surface of filling core 1, described second Obstruct membrane 3 is multiple away from the one side of described filling core 1
Conjunction has the second hot melt layer 31;
Step 3, puts into vacuum chamber and bleeds, and vacuum chamber reaches the requirement of vacuum, and heat-sealing the 4th limit is backward very
Empty room is filled with air, then is taken out from vacuum chamber by vacuum heat-insulating plate;
Step 4, in the position heating that vacuum heat-insulating plate is corresponding with described second Obstruct membrane 3, makes described first
Hot melt layer 21 and the second hot melt layer 31 heat bonding.
Described second Obstruct membrane 3 is better than the material of described first Obstruct membrane 2 for barrier property, for aluminium foil, plating
One or more in aluminum film, iron plate PVDC, PET, PVC, PC or PP.
Embodiment 6
Step one, when the outside of the first Obstruct membrane 2 has the first hot melt layer 21, makes the first Obstruct membrane 2
Becoming barrier bag, three edge sealings do not seal;
Step 2, puts into filling core 1 in barrier bag, and puts into vacuum chamber and bleed, and vacuum chamber reaches true
The requirement of reciprocal of duty cycle, heat-sealing is filled with air to vacuum chamber behind the 4th limit, then is taken from vacuum chamber by vacuum heat-insulating plate
Go out;
Step 4, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane 3, is compounded with the second hot melt layer 31 on the second Obstruct membrane 3, by by described first hot melt layer 21
With the heat bonding of the second hot melt layer 31, make described second Obstruct membrane 3 heat bonding at barrier bag and filling core 1
In the part that end face is corresponding with bottom surface.
Described second Obstruct membrane 3 is better than the material of described first Obstruct membrane 2 for barrier property, for aluminium foil, plating
One or more in aluminum film, iron plate PVDC, PET, PVC, PC or PP.
Embodiment 7:
A kind of manufacture method of the vacuum heat-insulating plate of low edge heat bridge effect:
Step one, when the inner side of the first Obstruct membrane 2 has the first hot melt layer 21, cuts out the first Obstruct membrane 2
It is cut into Obstruct membrane and lower Obstruct membrane;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane 3, compound second hot melt layer 31 on the second Obstruct membrane 3;Two piece of second Obstruct membrane 3 is put respectively
Between upper Obstruct membrane and filling core 1, lower Obstruct membrane and filling core 1;Make described second Obstruct membrane 3
To end face and the bottom surface of filling core 1, by by hot sticky to described first hot melt layer 21 and the second hot melt layer 31
Close, make two piece of second Obstruct membrane 3 respectively with upper Obstruct membrane and lower Obstruct membrane heat bonding;
Step 3, puts into vacuum chamber and bleeds, and vacuum chamber reaches the requirement of vacuum, by upper Obstruct membrane and lower resistance
Barrier film four limit hot-seal;
Step 4, is filled with air to vacuum chamber, then is taken out from vacuum chamber by vacuum heat-insulating plate.
Described second Obstruct membrane 3 is better than the material of described first Obstruct membrane 2 for barrier property, for aluminium foil, plating
One or more in aluminum film, iron plate PVDC, PET, PVC, PC or PP.
Embodiment 8
Step one, when the outside of the first Obstruct membrane 2 has the first hot melt layer 21, cuts out the first Obstruct membrane 2
It is cut into Obstruct membrane and lower Obstruct membrane;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane 3, compound second hot melt layer 31 on the second Obstruct membrane 3, by by described first hot melt layer 21 He
Second hot melt layer 31 heat bonding, makes described two piece of second Obstruct membrane hot sticky with upper Obstruct membrane and lower Obstruct membrane respectively
Close;
Step 3, fills core 1 and puts between Obstruct membrane and lower Obstruct membrane, put into vacuum chamber and bleed, very
Empty room reaches the requirement of vacuum, by upper Obstruct membrane and lower Obstruct membrane four limit hot-seal;
Step 4, is filled with air to vacuum chamber, then is taken out from vacuum chamber by vacuum heat-insulating plate.
Described second Obstruct membrane 3 is better than the material of described first Obstruct membrane 2 for barrier property, for aluminium foil, plating
One or more in aluminum film, iron plate PVDC, PET, PVC, PC or PP.
The product of the present invention combines the chief of previous product, while greatly reducing heat bridge effect, extends
The service life of vacuum heat-insulating plate, and the plate face punctured resistance of vacuum heat-insulating plate can be strengthened and warping resistance is strong
Degree.
Above are only a specific embodiment of the present invention, but the design concept of the present invention be not limited thereto,
All changes utilizing this design that the present invention carries out unsubstantiality, all should belong to and invade scope
Behavior.
Claims (14)
1. the long-life vacuum heat-insulating plate of low edge heat bridge effect, including filling core and the first Obstruct membrane,
Described filling core is wrapped in described first Obstruct membrane and vacuum seals;It is characterized in that: described
One Obstruct membrane with fill part corresponding to core end face and bottom surface and respectively bond one layer of second Obstruct membrane, described second
The length of Obstruct membrane and width are less than or equal to length and the width filling core.
2. a kind of long-life vacuum heat-insulating plate of low edge heat bridge effect, its feature exists
In: described second Obstruct membrane is bonded in outside or the inner side of the first Obstruct membrane.
3. a kind of long-life vacuum heat-insulating plate of low edge heat bridge effect, it is special
Levying and be: the barrier property of described second Obstruct membrane is better than described first Obstruct membrane, its material is aluminium foil, plating
One or more in aluminum film, iron plate PVDC, PET, PVC, PC or PP.
4. a kind of long-life vacuum heat-insulating plate of low edge heat bridge effect, its feature exists
In: described first Obstruct membrane has the first hot melt layer, compound one layer of second hot melt on described second Obstruct membrane
Layer, by by described first hot melt layer and the second hot melt layer heat bonding, makes described second Obstruct membrane be bonded in the
On one Obstruct membrane.
5. a kind of long-life vacuum heat-insulating plate of low edge heat bridge effect, its feature exists
In: the material of described first hot melt layer and the second hot melt layer is identical, and is the one in PE, PP or PET.
6. a kind of long-life vacuum heat-insulating plate of low edge heat bridge effect, its feature exists
In: the material of described first hot melt layer and the second hot melt layer is the unlike material melted mutually, for PE, PP or PET
In one.
7. a kind of long-life vacuum heat-insulating plate of low edge heat bridge effect, its feature exists
In: described second Obstruct membrane is bonded by adhesive and the first Obstruct membrane, and described adhesive is UV photocuring
One or more in glue, thermosol or polyurethane adhesive.
8. a kind of long-life vacuum heat-insulating plate of low edge heat bridge effect, its feature exists
In: also include that inspiratory component, described inspiratory component are one or more in getter, desiccant or silica gel.
9. the manufacture method of the vacuum heat-insulating plate of a low edge heat bridge effect, it is characterised in that:
Step one, when the first Obstruct membrane has the first hot melt layer, makes barrier bag by described first Obstruct membrane,
Three edge sealings do not seal on one side, and the first hot melt layer is positioned at inner side or the outside of Obstruct membrane;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane;Compound second hot melt layer on the second Obstruct membrane, by by described first hot melt layer and the second hot melt
The heat bonding of layer, makes described second Obstruct membrane heat bonding corresponding with filling core end face and bottom surface in barrier bag
In part;
Step 3, puts in barrier bag by filling core, puts into vacuum chamber and bleeds, when vacuum chamber reaches vacuum
The requirement of degree, is filled with air to vacuum chamber behind the 4th limit of heat-sealing barrier bag, then by vacuum heat-insulating plate from vacuum
Room is taken out.
10. the manufacture method of the vacuum heat-insulating plate of a low edge heat bridge effect, it is characterised in that:
Step one, makes barrier bag by the first Obstruct membrane, and three edge sealings do not seal;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane, described second Obstruct membrane is bonded in inner side or the outside of barrier bag, and and filled core by adhesive
In the part that material end face is corresponding with bottom surface, filling core is put in barrier bag;
Step 3, puts into vacuum chamber and bleeds, when vacuum chamber reaches the requirement of vacuum, and the of heat-sealing barrier bag
It is filled with air to vacuum chamber behind four limits, then vacuum heat-insulating plate is taken out from vacuum chamber.
The manufacture method of the vacuum heat-insulating plate of 11. 1 kinds of low edge heat bridge effects, it is characterised in that:
Step one, when the inner side of the first Obstruct membrane has the first hot melt layer, makes obstruct by the first Obstruct membrane
Bag, three edge sealings do not seal;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane, puts in barrier bag by filling core and the second Obstruct membrane, makes described second Obstruct membrane and filled core
Material end face is corresponding with bottom surface, and described second Obstruct membrane is compounded with the second hot melt away from the one side of described filling core
Layer;
Step 3, puts into vacuum chamber and bleeds, and vacuum chamber reaches the requirement of vacuum, the 4th of heat-sealing barrier bag
It is filled with air to vacuum chamber behind limit, then vacuum heat-insulating plate is taken out from vacuum chamber;
Step 4, in the position heating that vacuum heat-insulating plate is corresponding with described second Obstruct membrane, makes described first heat
Crucible zone and the second hot melt layer heat bonding.
The manufacture method of the vacuum heat-insulating plate of 12. 1 kinds of low edge heat bridge effects, it is characterised in that:
Step one, when the outside of the first Obstruct membrane has the first hot melt layer, makes obstruct by the first Obstruct membrane
Bag, three edge sealings do not seal;
Step 2, puts into filling core in barrier bag, and puts into vacuum chamber and bleed, and vacuum chamber reaches vacuum
The requirement of degree, is filled with air to vacuum chamber behind the 4th limit of heat-sealing barrier bag, then by vacuum heat-insulating plate from vacuum
Room is taken out;
Step 4, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane, is compounded with the second hot melt layer on the second Obstruct membrane;By by described first hot melt layer and the second heat
The heat bonding of crucible zone, makes described second Obstruct membrane heat bonding corresponding with filling core end face and bottom surface in barrier bag
Part on.
The manufacture method of the vacuum heat-insulating plate of 13. 1 kinds of low edge heat bridge effects, it is characterised in that:
Step one, when the inner side of the first Obstruct membrane has the first hot melt layer, cuts into the first Obstruct membrane
Obstruct membrane and lower Obstruct membrane;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane, compound second hot melt layer on the second Obstruct membrane;Two piece of second Obstruct membrane is individually placed to upper obstruct
Between film and filling core, lower Obstruct membrane and filling core;Make described second Obstruct membrane towards filling core
End face and bottom surface, by by described first hot melt layer and the second hot melt layer heat bonding, making two piece of second Obstruct membrane
Respectively with upper Obstruct membrane and lower Obstruct membrane heat bonding;
Step 3, puts into vacuum chamber and bleeds, and vacuum chamber reaches the requirement of vacuum, by upper Obstruct membrane and lower resistance
Barrier film four limit hot-seal;
Step 4, is filled with air to vacuum chamber, then is taken out from vacuum chamber by vacuum heat-insulating plate.
The manufacture method of the vacuum heat-insulating plate of 14. 1 kinds of low edge heat bridge effects, it is characterised in that:
Step one, when the outside of the first Obstruct membrane has the first hot melt layer, cuts into the first Obstruct membrane
Obstruct membrane and lower Obstruct membrane;
Step 2, prepares two block lengths with width less than or equal to the second of the length with width filling core
Obstruct membrane, compound second hot melt layer on the second Obstruct membrane, by by described first hot melt layer and the second hot melt
Layer heat bonding, make described two piece of second Obstruct membrane respectively with upper Obstruct membrane and lower Obstruct membrane heat bonding;
Step 3, fills core and puts between Obstruct membrane and lower Obstruct membrane, put into vacuum chamber and bleed, vacuum
Room reaches the requirement of vacuum, by upper Obstruct membrane and lower Obstruct membrane four limit hot-seal;
Step 4, is filled with air to vacuum chamber, then is taken out from vacuum chamber by vacuum heat-insulating plate.
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