CN112747194A - Sealed ring type 3D vacuum insulated panel and heat-insulating container - Google Patents
Sealed ring type 3D vacuum insulated panel and heat-insulating container Download PDFInfo
- Publication number
- CN112747194A CN112747194A CN202011561817.8A CN202011561817A CN112747194A CN 112747194 A CN112747194 A CN 112747194A CN 202011561817 A CN202011561817 A CN 202011561817A CN 112747194 A CN112747194 A CN 112747194A
- Authority
- CN
- China
- Prior art keywords
- barrier layer
- sealing ring
- insulation panel
- vacuum insulation
- core material
- 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.)
- Pending
Links
- 238000009413 insulation Methods 0.000 claims abstract description 63
- 230000004888 barrier function Effects 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 239000011162 core material Substances 0.000 claims abstract description 30
- 239000003463 adsorbent Substances 0.000 claims abstract description 5
- 239000002985 plastic film Substances 0.000 claims description 7
- 229920006255 plastic film Polymers 0.000 claims description 7
- 239000001307 helium Substances 0.000 claims description 5
- 229910052734 helium Inorganic materials 0.000 claims description 5
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000011152 fibreglass Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000002210 silicon-based material Substances 0.000 claims 1
- 238000004321 preservation Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 5
- 238000001819 mass spectrum Methods 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/06—Arrangements using an air layer or vacuum
- F16L59/065—Arrangements using an air layer or vacuum using vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
- B65D81/3813—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container
- B65D81/3823—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container formed of different materials, e.g. laminated or foam filling between walls
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/028—Composition or method of fixing a thermally insulating material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/029—Shape or form of insulating materials, with or without coverings integral with the insulating materials layered
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Refrigerator Housings (AREA)
- Packages (AREA)
- Thermal Insulation (AREA)
Abstract
The invention provides a sealing ring type 3D vacuum insulation panel which is provided with an accommodating cavity and an opening communicated with the accommodating cavity; the vacuum insulation panel comprises an inner barrier layer, a middle core material, a middle sealing ring, an outer barrier layer and an adsorbent; the inner barrier layer and the outer barrier layer are positioned on two sides of the middle core material, and the middle sealing ring is arranged on the end face, corresponding to the opening, of the middle core material and extends along the circumferential direction of the opening; the inner barrier layer and the outer barrier layer are respectively sealed with the middle sealing ring at the opening, so that the inner barrier layer, the outer barrier layer and the middle sealing ring form a sealing space for wrapping the middle core material. Compared with the common 3D vacuum insulation panel, the sealing ring type 3D vacuum insulation panel can further enhance the heat insulation performance of the 3D vacuum insulation panel, prolongs the heat insulation time, and is more energy-saving and environment-friendly. The invention also provides a heat preservation container which uses the sealing ring type 3D vacuum heat insulation plate.
Description
Technical Field
The invention relates to the field of heat insulation materials, in particular to a 3D vacuum heat insulation plate.
Background
At present, most of vacuum insulation panels are two-dimensional flat plates, and some vacuum insulation panels are formed by rolling flat plates into a ring shape, but the process is complex, and a barrier film of the vacuum insulation panel is damaged, so that the performance and the service life of the vacuum insulation panel are influenced. At present, barrel-type heat preservation and box-type heat preservation are commonly used, and multi-surface splicing heat preservation of flat vacuum heat insulation boards is adopted; the marginal effect of the structural vacuum insulation panel is obvious and the cold bridge at the splicing part of the vacuum insulation panel seriously influences the overall heat insulation performance. Therefore, although the heat conductivity coefficient of the vacuum insulation panel is 2.5 mW/m.k, and the heat insulation performance is about 7-9 times better than that of pure PU, the heat insulation performance in the actual box body is only 2-3 times better than that of pure PU. The performance of the heat-insulating vacuum heat-insulating plate is not obviously improved, the cost performance is slightly insufficient, and the application of the vacuum heat-insulating plate is limited. By adopting the sealing ring type 3D vacuum insulation panel, the cold bridge between the flat vacuum insulation panels is solved, meanwhile, the cold bridge at the opening of the accommodating cavity is further improved, the performance of the 3D vacuum insulation panel is further improved, and the application advantage of the 3D vacuum insulation panel is improved.
Disclosure of Invention
The invention aims to solve the problem of insufficient performance of a flat vacuum insulation panel in practical application, and provides a 3D vacuum insulation panel which is applied to box body insulation, has no marginal effect and cold bridge, greatly enhances the insulation performance, prolongs the insulation time, and further improves the performance of the 3D vacuum insulation panel by adopting a sealing ring type core material, so that the cost performance of the application of the vacuum insulation panel is improved, and the 3D vacuum insulation panel is more energy-saving and environment-friendly.
In order to solve the technical problem, the invention provides a sealing ring type 3D vacuum insulation panel which is provided with an accommodating cavity and an opening communicated with the accommodating cavity; the vacuum insulation panel comprises an inner barrier layer, a middle core material, a middle sealing ring, an outer barrier layer and an adsorbent;
the inner barrier layer and the outer barrier layer are positioned on two sides of the middle core material, and the middle sealing ring is arranged on the end face, corresponding to the opening, of the middle core material and extends along the circumferential direction of the opening; the inner barrier layer and the outer barrier layer are respectively sealed with the middle sealing ring at the opening, so that the inner barrier layer, the outer barrier layer and the middle sealing ring form a sealing space for wrapping the middle core material.
In a preferred embodiment, the inner barrier layer is an aluminum plastic film with a thickness of 30-1000 μmHelium mass spectrum leakage rate under vacuum condition is less than 10-4Pa.l/s.cm2。
In a preferred embodiment, the outer barrier layer is an aluminum-plastic film with a thickness of 30-1000 μm and a helium mass leakage rate of less than 10 under vacuum-4Pa.l/s.cm2。
In a preferred embodiment, the intermediate core material is a glass fiber, a gas silicon core material or a porous material core material.
In a preferred embodiment, the intermediate sealing ring is made of plastic.
In a preferred embodiment, the intermediate sealing ring is heat-seal-compounded or glue-compounded with the inner or outer barrier membrane.
In a preferred embodiment, the intermediate core material fills the sealed space and is evacuated.
The invention also provides a heat insulation container, which uses the sealing ring type 3D vacuum heat insulation plate.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
1. the invention provides a sealing ring type 3D vacuum heat insulation plate, which can be used for directly and completely wrapping objects needing heat insulation by manufacturing a vacuum heat insulation plate into a 3D structure, and avoiding the marginal effect of a single vacuum heat insulation plate and a cold bridge of a splicing gap of the vacuum heat insulation plate, thereby greatly improving the actual heat insulation effect of the vacuum heat insulation plate and prolonging the heat insulation time.
2. The invention provides a sealing ring type 3D vacuum insulation panel, which adopts a sealing ring type composite inner and outer barrier film and can further reduce a cold bridge and a marginal effect at an opening.
3. The invention provides a sealed ring type 3D vacuum insulation panel, wherein an inner barrier layer is an aluminum-plastic film, and compared with a 3D vacuum insulation panel with a metal inner container, the weight of the 3D vacuum insulation panel is greatly reduced, and the application of the product is more convenient.
Drawings
Fig. 1 is a schematic diagram of a structure of a sealing ring type 3D vacuum insulation panel according to a preferred embodiment of the present invention.
Fig. 2 is a perspective view of a sealed ring type 3D vacuum insulation panel according to a preferred embodiment of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
The embodiment provides a sealed ring type 3D vacuum insulation panel, as shown in fig. 1, which includes an inner barrier layer 1, a middle core material 2, a middle sealing ring 3, an outer barrier layer 4, and an adsorbent 5; the vacuum heat insulation plate is provided with an accommodating cavity and an opening;
the inner barrier layer 1 and the outer barrier layer 4 are positioned on two sides of the middle core material 2, and the middle sealing ring 3 is arranged on the end surface of the middle core material 2 corresponding to the opening and extends along the circumferential direction of the opening; the inner barrier layer 1 and the outer barrier layer 4 are respectively sealed with the middle sealing ring 3 at the opening, so that the inner barrier layer 1, the outer barrier layer 4 and the middle sealing ring 3 form a sealing space for wrapping the middle core material 2.
The inner barrier layer 1 is an aluminum-plastic film with the thickness of 100 mu m and the helium mass spectrum leakage rate of less than 10 under the vacuum condition- 8Pa.l/s.cm2. The middle core material 2 is a glass fiber core material, and an adsorbent 5 capable of adsorbing air and moisture is arranged between the core materials. As a simple alternative, the intermediate core 2 may also be a aerosil core or a porous material core.
The outer barrier layer 4 is an aluminum-plastic film with the thickness of 100 mu m and the helium mass spectrum leakage rate of less than 10 under the vacuum condition- 8Pa.l/s.cm2. The middle sealing ring 3 is made of HDPE materials, and is compounded with the internal resistance diaphragm 1 and the external resistance diaphragm 4 in a heat sealing mode to form a sealing space, and the middle core material 2 is filled in the space and vacuumized to form a closed vacuum heat insulation layer. The internal resistance diaphragm 1 and the external resistance diaphragm 4 can be bonded with the middle sealing ring 3 through glue to form the sealing space.
In this embodiment, the sealing ring type 3D vacuum insulation panel is specifically applied to a cold chain incubator inner container; besides being an inner container of the heat preservation box, the design is also suitable for various heat preservation devices, such as a heat preservation refrigerator, a heat preservation carriage, heat preservation equipment and the like;
the above description is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any person skilled in the art can make insubstantial changes in the technical scope of the present invention within the technical scope of the present invention, and the actions infringe the protection scope of the present invention are included in the present invention.
Claims (8)
1. The sealed ring type 3D vacuum insulation panel is characterized by comprising an accommodating cavity and an opening communicated with the accommodating cavity; the vacuum insulation panel comprises an inner barrier layer, a middle core material, a middle sealing ring, an outer barrier layer and an adsorbent;
the inner barrier layer and the outer barrier layer are positioned on two sides of the middle core material, and the middle sealing ring is arranged on the end face, corresponding to the opening, of the middle core material and extends along the circumferential direction of the opening; the inner barrier layer and the outer barrier layer are respectively sealed with the middle sealing ring at the opening, so that the inner barrier layer, the outer barrier layer and the middle sealing ring form a sealing space for wrapping the middle core material.
2. The sealed ring type 3D vacuum insulation panel according to claim 1, wherein the inner barrier layer is an aluminum plastic film having a thickness of 30-1000 μm and a helium mass leakage rate of less than 10 under vacuum condition-4Pa.l/s.cm2。
3. The sealed ring type 3D vacuum insulation panel according to claim 1, wherein the outer barrier layer is an aluminum plastic film having a thickness of 30-1000 μm and a helium mass leakage rate of less than 10 under vacuum condition-4Pa.l/s.cm2。
4. The sealed-ring 3D vacuum insulation panel according to claim 1, wherein the intermediate core material is a fiberglass, gas silicon or porous material core material.
5. The sealed-ring 3D vacuum insulation panel according to claim 1, wherein said intermediate sealing ring is made of plastic.
6. The sealed-ring type 3D vacuum insulation panel according to claim 1, wherein the intermediate sealing ring is heat-seal-bonded or glue-bonded to the inner or outer barrier membrane.
7. The sealed-ring type 3D vacuum insulation panel according to claim 1, wherein the intermediate core material fills the sealed space and is evacuated.
8. A heat-insulating container characterized by using the sealing ring type 3D vacuum insulation panel according to any one of claims 1 to 7.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011561817.8A CN112747194A (en) | 2020-12-25 | 2020-12-25 | Sealed ring type 3D vacuum insulated panel and heat-insulating container |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011561817.8A CN112747194A (en) | 2020-12-25 | 2020-12-25 | Sealed ring type 3D vacuum insulated panel and heat-insulating container |
Publications (1)
Publication Number | Publication Date |
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CN112747194A true CN112747194A (en) | 2021-05-04 |
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Family Applications (1)
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CN202011561817.8A Pending CN112747194A (en) | 2020-12-25 | 2020-12-25 | Sealed ring type 3D vacuum insulated panel and heat-insulating container |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH478553A (en) * | 1968-01-30 | 1969-09-30 | Stierlen Werke Ag | Warming dishes |
CN102874484A (en) * | 2012-07-20 | 2013-01-16 | 田小平 | Heat-insulating packing case and method for manufacturing same |
CN104712883A (en) * | 2013-12-13 | 2015-06-17 | 陈照峰 | Vacuum insulated panel with straw as core material |
CN110127211A (en) * | 2019-05-10 | 2019-08-16 | 东莞市美高制罐有限公司 | High-strength heat-insulation damp-prrof packing tank |
CN112092463A (en) * | 2020-08-21 | 2020-12-18 | 福建赛特冷链科技有限公司 | Square vacuum insulation panels of 3D and heat preservation container |
CN112089284A (en) * | 2020-06-30 | 2020-12-18 | 福建赛特冷链科技有限公司 | 3D barrel-shaped vacuum insulated panel and heat-insulating container |
-
2020
- 2020-12-25 CN CN202011561817.8A patent/CN112747194A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH478553A (en) * | 1968-01-30 | 1969-09-30 | Stierlen Werke Ag | Warming dishes |
CN102874484A (en) * | 2012-07-20 | 2013-01-16 | 田小平 | Heat-insulating packing case and method for manufacturing same |
CN104712883A (en) * | 2013-12-13 | 2015-06-17 | 陈照峰 | Vacuum insulated panel with straw as core material |
CN110127211A (en) * | 2019-05-10 | 2019-08-16 | 东莞市美高制罐有限公司 | High-strength heat-insulation damp-prrof packing tank |
CN112089284A (en) * | 2020-06-30 | 2020-12-18 | 福建赛特冷链科技有限公司 | 3D barrel-shaped vacuum insulated panel and heat-insulating container |
CN112092463A (en) * | 2020-08-21 | 2020-12-18 | 福建赛特冷链科技有限公司 | Square vacuum insulation panels of 3D and heat preservation container |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20210504 |