CN215862359U - Vacuum insulation panel edge sealing structure and vacuum insulation panel - Google Patents
Vacuum insulation panel edge sealing structure and vacuum insulation panel Download PDFInfo
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- CN215862359U CN215862359U CN202121079545.8U CN202121079545U CN215862359U CN 215862359 U CN215862359 U CN 215862359U CN 202121079545 U CN202121079545 U CN 202121079545U CN 215862359 U CN215862359 U CN 215862359U
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- 238000007789 sealing Methods 0.000 title claims abstract description 56
- 238000009413 insulation Methods 0.000 title claims abstract description 46
- 239000011162 core material Substances 0.000 claims description 71
- 239000010410 layer Substances 0.000 claims description 7
- 239000012790 adhesive layer Substances 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 5
- 239000002390 adhesive tape Substances 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000004321 preservation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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Abstract
The utility model discloses a vacuum insulation panel edge sealing structure and a vacuum insulation panel.A lower panel surface and two opposite side edges of a core panel are fully coated by an edge sealing film, a hot edge sealing I and a hot edge sealing II are reserved on the other two opposite side edges, and folded edges are reserved on an upper panel surface of the core panel; the hot seal edge I is attached to the upper surface or the lower surface of the core plate after being folded; the hot seal edge II is folded and attached to the upper surface or the lower surface of the core plate; the folded edge is attached to the upper surface or the lower surface of the core plate after being folded. The technical problem of two liang of concatenation departments of vacuum insulation panels of conventional banding structure have great gap to produce among the prior art, influence its result of use is solved.
Description
Technical Field
The utility model relates to the technical field of heat insulation materials, in particular to a vacuum heat insulation plate edge sealing structure and a vacuum heat insulation plate.
Background
Vacuum insulation panels are known to be the most efficient insulation materials in the world today with the most excellent insulation properties. The vacuum heat-insulating plate keeps the inner core material in a vacuum state through a vacuumizing process, so that heat transfer caused by air convection is effectively avoided, and heat conduction and heat radiation of the material are reduced to the minimum level through other special structures and process designs, so that the heat conductivity coefficient is reduced to the minimum level, and can be as low as 1.5 mW/(m.K), which is only one tenth of that of the traditional heat-insulating material. Under the condition of the same heat preservation technical requirement, the vacuum heat insulation plate has the advantages of thin thickness, small volume, light weight and the like, and is suitable for products with higher energy-saving requirement. The vacuum insulation panels are developed to date and actively developed and applied in the fields of aerospace, building outer walls, household appliances, cold-chain logistics and the like.
Referring to fig. 1, the conventional vacuum insulation panel is mostly composed of a core plate 3, a barrier film 1 and a clad core material 2; the core plate 3 is coated by the coating core material 2, the core plate is dried and then placed into a bag made of the barrier film 1, the bag is placed into a vacuum chamber for vacuumizing, and after a certain vacuum degree is reached, the vacuum heat insulation plate is formed by thermally sealing the barrier film 1.
When bags are made, enough long space needs to be reserved, and the heat sealing of the barrier film 1 after the vacuum pumping is convenient. The dimensions of the four sides of the bag are thus greater than those of the core 3, so that when the barrier film 1 is heat sealed, a longer length of heat seal will be formed on both sides of the core 3, the heat seal being located just midway between the sides of the core 3. In order to facilitate the use of the vacuum insulation panel, the heat-sealed edge needs to be folded. At the in-process of hem, generally adopt the sticky tape or the glue that have certain viscidity, laminate earlier the side of packing the core board with its waste heat banding, then directly laminate on the one side of packing the core board, it is fixed with the sticky tape to fold four corners of hot banding earlier along the folding line again, this kind of structure has following problem:
when a plurality of vacuum insulation panels are spliced together for use, large gaps are formed at the splicing positions of every two vacuum insulation panels, the using effect of the vacuum insulation panels can be influenced, for example, the vacuum insulation panels are laid on a cold chain logistics box and other places needing VIP splicing, so that the heat preservation and insulation effect is achieved, and the size of the gaps greatly influences the heat preservation and insulation effect.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the conventional edge sealing structure of the vacuum insulation panel is not beneficial to splicing a plurality of vacuum insulation panels, and a large gap is formed at the splicing position of every two vacuum insulation panels, so that the using effect of the vacuum insulation panels can be influenced.
The utility model is realized by the following technical scheme:
a vacuum insulation panel edge sealing structure is characterized in that an edge sealing film fully covers a lower panel surface and two opposite side edges of a core panel, hot edge sealing I and hot edge sealing II are reserved on the other two opposite side edges, and folded edges are reserved on an upper panel surface of the core panel; the hot seal edge I is attached to the upper surface or the lower surface of the core plate after being folded; the hot seal edge II is folded and attached to the upper surface or the lower surface of the core plate; the folded edge is attached to the upper surface or the lower surface of the core plate after being folded.
According to the utility model, by optimally designing the edge sealing structure, a smooth and complete coating structure is formed on the lower plate surface and two opposite side edges in the long axis direction of the core plate, and two edge seals (namely a heat edge seal I and a heat edge seal II) are reserved on the two opposite side edges in the short axis direction of the core plate, so that redundant parts of the heat edge seal I and the heat edge seal II are folded and attached to the upper surface or the lower surface of the core plate, and the heat edge seal I can be attached to the upper surface and the heat edge seal II can be attached to the lower surface, or the heat edge seal I is attached to the lower surface and the heat edge seal II is attached to the upper surface, or the heat edge seal I and the heat edge seal II are both attached to the upper surface or the lower surface, and then the reserved folding of the upper surface of the core plate is folded and attached to the upper surface.
The vacuum insulation panel obtained by the method does not have four corners needing to be folded, and only has two sealing edges, so that the vacuum insulation panel obtained after folding is a rectangle with four mutually-vertical edges, and when the vacuum insulation panel is spliced for use, gaps are reduced to a great extent, and the heat insulation effect is improved.
And further preferably, the heat-sealed edge I, the heat-sealed edge II and the folded edge are attached to the upper surface or the lower surface of the core plate after being folded.
And further preferably, the heat-sealed edge I, the heat-sealed edge II and the folded edge are attached to the upper surface of the core plate after being folded.
Further preferably, the heat-sealed edge I, the heat-sealed edge II and/or the folded edge are fixed on the upper surface or the lower surface of the core plate by an adhesive layer after being adhered.
More preferably, the adhesive layer is a glue layer or an adhesive tape layer.
Preferably, the edge sealing film is integrally, continuously, transitionally and fully coated on the lower plate surface and two opposite side edges of the core plate.
A vacuum insulation panel comprises a core plate and an edge sealing film, wherein the edge sealing structure of the edge sealing film is as described above.
Preferably, the core plate comprises a core material, wherein the core material is coated outside the core plate, and the core plate coated with the core material is subjected to edge sealing by adopting an edge sealing film.
The utility model has the following advantages and beneficial effects:
the edge sealing structure provided by the utility model does not generate four corners needing to be folded, and only has two sealing edges, so that the vacuum heat-insulating plate obtained after edge folding is a rectangle with four mutually-vertical edges, and when the vacuum heat-insulating plate is spliced for use, the generation of gaps is greatly reduced, and the heat-insulating effect is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
fig. 1 is a schematic cross-sectional view of a conventional vacuum insulation panel.
Reference numbers and corresponding part names in fig. 1: 1-barrier film, 2-coating core material and 3-core plate.
Fig. 2 is a structural diagram of the middle state of the edge sealing structure according to the present invention.
Fig. 3 is a structural diagram of the final state of the edge sealing structure of the present invention.
Reference numerals and corresponding part names in fig. 2 and 3: 1-edge sealing film, 2-heat sealing edge I, 3-heat sealing edge II, 4-edge folding.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
The embodiment provides a vacuum insulation panel edge sealing structure, as shown in fig. 2, an edge sealing film 1 fully covers a lower panel surface and two opposite side edges of a core panel (the core panel is a regular rectangular parallelepiped panel structure, and covers the edge sealing film 1, so that no label is shown in fig. 2), a heat sealing edge I2 and a heat sealing edge II3 are reserved on the other two opposite side edges, and a folding edge 4 is reserved on an upper panel surface of the core panel; the heat seal edge I2 is folded and attached to the upper surface or the lower surface of the core plate; the heat seal edge II3 is folded and attached to the upper surface or the lower surface of the core board; the folded edge 4 is attached to the upper surface or the lower surface of the core plate after being folded.
According to the utility model, by optimally designing the edge sealing structure, a smooth and complete coating structure is formed on the lower plate surface and two opposite side edges in the long axis direction of the core plate, and two edge seals (namely a heat edge seal I and a heat edge seal II) are reserved on the two opposite side edges in the short axis direction of the core plate, so that redundant parts of the heat edge seal I and the heat edge seal II are folded and attached to the upper surface or the lower surface of the core plate, and the heat edge seal I can be attached to the upper surface and the heat edge seal II can be attached to the lower surface, or the heat edge seal I is attached to the lower surface and the heat edge seal II is attached to the upper surface, or the heat edge seal I and the heat edge seal II are both attached to the upper surface or the lower surface, and then the reserved folding of the upper surface of the core plate is folded and attached to the upper surface.
The vacuum insulation panel obtained by the method does not have four corners needing to be folded, and only has two sealing edges, so that the vacuum insulation panel obtained after folding is a rectangle with four mutually-vertical edges, as shown in figure 3, when the vacuum insulation panel is spliced and used, the generation of gaps is greatly reduced, and the heat insulation effect is improved.
As a preferred scheme, the heat-seal edge I, the heat-seal edge II and the folded edge are attached to the upper surface of the core plate after being folded and are fixed on the upper surface of the core plate through adhesive layers, and the adhesive layers can adopt adhesive structural layers such as glue layers or adhesive tape layers; the lower plate surface and two opposite side edges of the core plate are completely coated in an integrated continuous transition mode through the edge sealing film, namely the lower plate surface and the two side edges in the long axis direction of the core plate are coated smoothly and completely, and no gap and no edge sealing exist.
Example 2
The embodiment provides a vacuum insulation panel, which comprises a core plate, a coating core material and an edge sealing film, wherein the coating core material is coated outside the core plate, the core plate coated with the coating core material is subjected to edge sealing by the edge sealing film, and the edge sealing structure is as shown in embodiment 1.
This embodiment obtains the perpendicular vacuum insulation panels of four sides, reduces the production in gap when the concatenation is used, improves its heat preservation effect.
The edge sealing method comprises the following steps: the baked core board coated with the core material is put into a barrier bag (namely, an edge sealing film), and then two sections of the barrier bag are pretreated, wherein the pretreatment aims at enabling the vacuumized barrier bag to reach a set state, and then the barrier bag is sealed on a sealing machine. Then the obtained product is placed into a vacuum sealing machine for vacuum pumping and sealing operation. The finally obtained vacuum heat-insulating plate only has hot edge sealing at two ends of the core plate, the other two edges are not provided, adhesive tapes or glue with certain viscosity are directly adopted during edge folding, and other hot edge sealing edges are directly attached to one surface of the core plate, so that the problem that four corners can be generated in the existing sealing mode is solved.
Because the prepared vacuum insulation panel does not have four corners needing to be folded and only has two sealing edges, the vacuum insulation panel obtained after folding is a rectangle with four mutually-vertical edges, as shown in figure 3, when the vacuum insulation panel is spliced and used, the generation of gaps is greatly reduced, and the heat insulation effect is improved.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The edge sealing structure of the vacuum insulated panel is characterized in that an edge sealing film fully covers a lower panel surface and two opposite side edges of a core panel, a hot edge sealing I and a hot edge sealing II are reserved on the other two opposite side edges, and a folded edge is reserved on an upper panel surface of the core panel;
the hot seal edge I is attached to the upper surface or the lower surface of the core plate after being folded; the hot seal edge II is folded and attached to the upper surface or the lower surface of the core plate; the folded edge is attached to the upper surface or the lower surface of the core plate after being folded.
2. The edge banding structure of claim 1, wherein the heat sealed edge I, the heat sealed edge II and the folded edge are attached to the upper surface or the lower surface of the core plate after being folded.
3. The edge banding structure of claim 1, wherein the heat sealed edge I, the heat sealed edge II and/or the folded edge are adhered and fixed on the upper surface or the lower surface of the core plate through an adhesive layer after being folded.
4. The edge banding structure of claim 3, wherein said adhesive layer is a glue layer or an adhesive tape layer.
5. The edge banding structure of claim 1, wherein said edge banding film integrally continuously transits to fully wrap the lower panel surface and two opposite side edges of the core panel.
6. A vacuum insulation panel comprising a core and an edge banding film, wherein the edge banding of the edge banding film is as claimed in any one of claims 1 to 5.
7. The vacuum insulation panel according to claim 6 further comprising a clad core material, wherein the clad core material is clad outside the core material, and the core material clad with the clad core material is edge-sealed by using an edge-sealing film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121079545.8U CN215862359U (en) | 2021-05-19 | 2021-05-19 | Vacuum insulation panel edge sealing structure and vacuum insulation panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121079545.8U CN215862359U (en) | 2021-05-19 | 2021-05-19 | Vacuum insulation panel edge sealing structure and vacuum insulation panel |
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| Publication Number | Publication Date |
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| CN215862359U true CN215862359U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121079545.8U Active CN215862359U (en) | 2021-05-19 | 2021-05-19 | Vacuum insulation panel edge sealing structure and vacuum insulation panel |
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| Country | Link |
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| CN (1) | CN215862359U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114941767A (en) * | 2022-04-15 | 2022-08-26 | 福建赛特新材股份有限公司 | Vacuum heat-insulating plate and heat-insulating product |
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2021
- 2021-05-19 CN CN202121079545.8U patent/CN215862359U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114941767A (en) * | 2022-04-15 | 2022-08-26 | 福建赛特新材股份有限公司 | Vacuum heat-insulating plate and heat-insulating product |
| CN114941767B (en) * | 2022-04-15 | 2024-05-10 | 安徽赛特新材有限公司 | Vacuum insulation panel and thermal insulation product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Vacuum Insulation Board Edge Sealing Structure and Vacuum Insulation Board Granted publication date: 20220218 Pledgee: Sichuan Tianfu Bank Co.,Ltd. Business Department Pledgor: SICHUAN LINGLINGHAO TECHNOLOGY Co.,Ltd. Registration number: Y2024980001938 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |