CN202992522U - Vacuum heat-insulating plate - Google Patents
Vacuum heat-insulating plate Download PDFInfo
- Publication number
- CN202992522U CN202992522U CN 201220591690 CN201220591690U CN202992522U CN 202992522 U CN202992522 U CN 202992522U CN 201220591690 CN201220591690 CN 201220591690 CN 201220591690 U CN201220591690 U CN 201220591690U CN 202992522 U CN202992522 U CN 202992522U
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- siphunculus
- vacuum insulation
- encapsulating film
- insulation panel
- panel
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Abstract
The utility model provides a vacuum heat-insulating plate which comprises multiple through pipes and a packaging film. The multiple through pipes are arranged regularly along a plane, axes of the through pipes are perpendicular to the axis of the plane, outer pipe walls of adjacent through pipes are mutually connected to jointly form a whole filling plate, and the packaging film covers the filling plate, is parallel to the side wall of the plane and is in sealed connection with each through pipe. The filling plate is formed by the multiple through pipes, and the outer pipe walls of each two adjacent through pipes are connected together, so that the through pipes which are positioned at undamaged positions can continue to maintain vacuum, after the vacuum heat-insulating plate is damaged locally, undamaged positions of the vacuum heat-insulating plate cannot be influenced, and the undamaged positions can continue to realize heat insulating effects, namely, the heat-insulating plate is free of influences on overall vacuum heat insulating effect of the same after locally damaged.
Description
Technical field
The utility model relates to heat insulation field, relates in particular to a kind of vacuum insulation panel.
Background technique
vacuum insulation panel is a kind of in vacuum thermal insulating material, and it is mainly combined by infill panel and encapsulating film, and infill panel is generally a kind of microporous material, for example, and nanometer or micron-sized silica mixture, open-cell rigid polyurethane foams etc., infill panel is comprised of many micropores material, this micropore presents irregular arranging in the inside of infill panel, in concrete operating process, at first infill panel is pressed into as required the shape that the user needs, compressing infill panel is similar to foam plate common on market, sponge etc., then utilize vacuum pumping technology that the inner microporous air of infill panel is drained, recycle at last encapsulating film (a kind of gas barrier properties film) with the infill panel heat-sealing of inner vacuum pumping, it is a kind of film of gas barrier properties due to encapsulating film, can stop extraneous air to enter heat-sealing infill panel afterwards inner, and then make the inner vacuum that keeps of infill panel.
this infill panel is vacuumized afterwards seals the formation vacuum environment by encapsulating film, can make infill panel keep the degree of vacuum of long period, after heat-sealing, the heat transmission that vacuum insulation panel with inner vacuum structure can avoid the cross-ventilation at vacuum insulation panel two ends to cause effectively, thermal conductivity is very low, less than 0.003W/ (m.k), have environmental protection and energy-efficient characteristic, it is a kind of advanced person's thermal insulation material, at present in the many insulations adiabatic field of being applied to of quilt, as heat insulationly in refrigerator (comprise household refrigerator, car refrigerator, household freezer, deep cooling refrigerator-freezer etc.), electric water heater, construction wall insulation etc., but, at present common this vacuum insulation panel is in the process of using, the local accident of thermal insulation plate is damaged, encapsulating film will be damaged, after the encapsulating film breakage, air will enter in the middle of the interlayer of thermal baffle and encapsulating film, after long-time the use, effect due to pressure reduction, air also can slowly enter in the micropore of thermal baffle inside, and then destroyed the vacuum environment of vacuum heat-insulation intralamellar part, thermal baffle inside can be filled with increasing air, and air is a kind of heat-conduction medium, and thus, the heat at thermal baffle two ends can transmit by the air that thermal baffle inside is filled with, so when using for a long time, effect of heat insulation can obvious decline even lose effect of heat insulation.
The model utility content
A kind of vacuum insulation panel that the utility model provides, its effect of heat insulation can not descend after the vacuum insulation panel local damage.
The technical solution of the utility model specifically is achieved in that a kind of vacuum insulation panel, comprising: a plurality of siphunculus and encapsulating film, and a plurality of described siphunculus are arranged along a plane rule, and the axis of described siphunculus is vertical with described plane; The outer tube wall of adjacent described siphunculus is interconnected together to constitute a monoblock infill panel;
Described encapsulating film covers the sidewall that is parallel to described plane on described infill panel; And itself and each described siphunculus are and are tightly connected.
Optionally, described encapsulating film covers on described infill panel the sidewall perpendicular to described plane, and is tightly connected with the described siphunculus at described infill panel edge.
Optionally, the axial length of described siphunculus is 8-20mm.
Optionally, the geometric figure that on the radial plane of described siphunculus, projection surrounds is for circular.
Optionally, the geometric figure that on the radial plane of described siphunculus, projection surrounds is equilateral triangle.
Optionally, the geometric figure that on the radial plane of described siphunculus, projection surrounds is regular hexagon.
Optionally, the diameter of described circle is 5-15mm.
Optionally, the wall thickness of described siphunculus is 0.1-0.8mm.
Optionally, siphunculus is a kind of in glass siphunculus or polycarbonate (PC) siphunculus.
Optionally, described encapsulating film is a kind of in polycarbonate (PC) encapsulating film, aluminium foil encapsulating film or polyethylene encapsulating film.
This Vacuum Heat dividing plate that the utility model provides comprises, a plurality of siphunculus and encapsulating film, and a plurality of described siphunculus are arranged along a plane rule, and the axis of described siphunculus is vertical with described plane; The outer tube wall of adjacent described siphunculus is interconnected together to constitute a monoblock infill panel; The monoblock infill panel that forms has consisted of the main framework of vacuum insulation panel, and described encapsulating film covers the sidewall that is parallel to described plane on described infill panel; And itself and each described siphunculus are and are tightly connected.
By a plurality of siphunculus along a plane rule arrange the infill panel that forms in a seal container by vacuum pumping, two sides that again infill panel are parallel to described plane cover by encapsulating film, like this, the cavity of siphunculus inside will packed film sealing, and then forms vacuum insulation panel.A plurality of siphunculus can form large as far as possible vacuum space, and then the effect of heat insulation of raising thermal baffle, the effect that the joint of a plurality of siphunculus outer tube walls can provide support for whole vacuum insulation panel also can guarantee infill panel in the operation that vacuumizes simultaneously, can be because the effect of pressure reduction is out of shape.
in actual applications, if vacuum insulation panel because outside cause causes a certain local when occurring damaging, after encapsulating film on damaging part is damaged, the siphunculus of corresponding encapsulating film sealing will lose vacuum effectiveness, but, because thermal baffle is comprised of a plurality of siphunculus, and the outer tube wall of every two adjacent siphunculus links together, so, the siphunculus at all the other unimpaireds position can continue to keep the environment of vacuum, like this, after the vacuum insulation panel part suffers damage, can not have influence on vacuum insulation panel unimpaired position, thereby heat insulation effect can be continued to play in unimpaired position, be that thermal baffle does not affect its whole vacuum heat-insulation effect in local lesion.
Description of drawings
Fig. 1 is the partial top view of the vacuum insulation panel of the utility model embodiment 1 and 2.
Fig. 2 is the partial front elevation view of the vacuum insulation panel of the utility model embodiment 1 and 2.
Fig. 3 is the production method of the vacuum insulation panel of the utility model embodiment 1 and 2.
Fig. 4 is the partial top view of another embodiment's of the utility model vacuum insulation panel.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearer, referring to the accompanying drawing embodiment that develops simultaneously, the utility model is further described.
Please refer to Fig. 1 and Fig. 2; The vacuum insulation panel that the utility model embodiment 1 provides comprises a plurality of siphunculus 101 and encapsulating film 103, and a plurality of described siphunculus 101 are arranged along a plane rule, and the axis of described siphunculus 101 is vertical with described plane; The outer tube wall of adjacent described siphunculus 101 is interconnected together to constitute a monoblock infill panel 102.
Described encapsulating film 103 covers the sidewall that is parallel to described plane on described infill panel 102; And itself and each described siphunculus are and are tightly connected.
In use, when causing the regional area of vacuum insulation panel to occur damaging due to some unpredictable factors, owing to having pressure reduction between vacuum insulation panel and ambient air, so on corresponding damaging part, the corresponding siphunculus 101 of infill panel 102 will lose vacuum; But, due between every adjacent siphunculus 101 by connecting between outer tube wall, so, the siphunculus 101 at all the other unimpaireds position can continue to keep the environment of vacuum, like this, after the vacuum insulation panel part suffers damage, can not have influence on vacuum insulation panel unimpaired position, thereby unimpaired position can continue to play heat insulation effect, and namely vacuum insulation panel does not affect its whole vacuum heat-insulation effect in local lesion.
In order to make the utility model easy operating more in the process of practical application, the utility model embodiment 2 makes corresponding improvement on embodiment 1 basis, make vacuum insulation panel have on the whole better controllability, now is listed below:
Please refer to Fig. 1, Fig. 2, the vacuum insulation panel that the utility model embodiment 2 provides, the axial length of described siphunculus 101 is 8-20mm; The scope of axial length has determined the effect of heat insulation of vacuum insulation panel to a great extent, if the axial length of siphunculus 101 is oversize, infill panel 102 is easily distortion in the process that vacuumizes; If too short, the cavity in siphunculus 101 is limited, just can not form larger vacuum environment, and then make the effect of heat insulation of the vacuum insulation panel of making undesirable.Therefore, the axial length scope control of siphunculus 101 is at 8-20mm, and is best with 15mm.
Further, described encapsulating film 103 covers on described infill panels 102 sidewall perpendicular to described plane, and is tightly connected with the described siphunculus 101 at described infill panel 102 edges; Like this, be tightly connected by the siphunculus of encapsulating film 103 with described infill panel 102 edges, and then just indirectly form whole encapsulating film 103 with whole infill panel 102 sealings, when the edge that covers the infill panel 102 that is parallel to described flat sidewall drops, the filling film 103 that covers perpendicular to described flat sidewall will play bonding effect, and then has further guaranteed the quality that is tightly connected.
Further, the geometric figure that on the radial plane of siphunculus 101, projection surrounds is for circular;
Like this, between every adjacent siphunculus 101 by connecting between outer tube wall, its joint can also isolate the space between adjacent siphunculus 101, therefore in the process that vacuumizes in seal container, space between every adjacent siphunculus 101 also forms vacuum environment, and then has increased the effect of heat insulation of vacuum insulation panel.
Further, can determine the shape of the radial cross section of siphunculus 101 according to different usage requirements, can be equilateral triangle, also can be square.
Further, in another embodiment of the present utility model, the geometric figure that on the radial plane of described siphunculus 401, projection surrounds is regular hexagon (with reference to figure 4); Like this, combination closely between adjacent siphunculus 401, its position that mutually combines can well provide support for whole described infill panel 402, to satisfy in some specific Environmental Conditions (construction wall), need possess the requirement of larger support force to infill panel 402.
Further, the diameter of described circle is 5-15mm; The wall thickness of described siphunculus 101 is 0.1-0.8mm.
Simultaneously, the wall thickness of diameter of a circle and siphunculus 101 is all determined relevant dimensional range, and the size of diameter determines that siphunculus 101 forms the size of cavity; The wall thickness of siphunculus 101 has determined the size of whole infill panel 102 support forces, if the thickness of described siphunculus 101 too small (less than 0.1mm), the joint of so described siphunculus 101 outer tube walls just is difficult to the effect that infill panel 102 plays support; If the thickness of described siphunculus 101 excessive (greater than 0.8mm), the heat at thermal baffle two ends will be transmitted on described siphunculus 101 so, and then is accumulated, and so just makes thermal baffle can not play good effect of heat insulation.
Further, described siphunculus 101 is a kind of in glass siphunculus or polycarbonate (PC) siphunculus.
Described encapsulating film 103 is a kind of in polycarbonate (PC) encapsulating film, aluminium foil encapsulating film or polyethylene encapsulating film;
The simple glass Main Ingredients and Appearance is silica, and it is made through high temperature by silica sand, soda ash, feldspar and limestone, is that a kind of melt viscosity in cooling procedure increases and the non crystallized solid material that obtains gradually.Property is crisp and transparent.Can be divided into silica glass, silicate glass, soda-lime glass, fluoride glass etc.Be widely used in the fields such as building, daily, medical, nuclear engineering.
The infill panel 102 that uses glass to make makes thermal baffle have larger hardness and rigidity, thereby has supporting effect preferably.
Therefore, the infill panel 102 of selecting glass to make, the advantages such as its heat-resisting degree and rigidity guarantee that vacuum insulation panel can have good effect of heat insulation.
When using aluminium foil encapsulating film or polyethylene encapsulating film, can guarantee that by the mode of multiple-layer stacked the sealing of its encapsulation process, polyethylene are a kind of common thermoplastic resins, in industry, it also comprises the copolymer of ethene and a small amount of alpha-olefin.Polyethylene odorless, nontoxic, feel ceraceous; Has good resistance to low temperature (minimum serviceability temperature can reach-70-100 ℃), chemical stability is good, the erosion of the most of soda acids of ability, so the polyethylene encapsulating film has very broad Environmental Conditions, the As soon as possible Promising Policy thermal baffle is brought into play heat-blocking action in multiple Environmental Conditions.
Certainly, encapsulating film 103 is not confined in concrete application, should specifically determine according to application target and applied environment in above several definite example of enumerating.
Polycarbonate (PC) (be called for short PC) is to contain the high molecular polymer of carbonate group in a kind of molecular chain, can be divided into the polytypes such as aliphatic, aromatic system, aliphatic-aromatic according to the structure of ester group.Wherein the mechanical property due to aliphatic and aliphatic-aromatic polycarbonate (PC) is lower; At present, aromatic copolycarbonate is more common in industrial production.Due to the particularity on its polycarbonate structure, develop into gradually a kind of good composite material at present in the industry-by-industry in market.
Polycarbonate (PC) (PC) is a kind of amorphous polymer of almost colourless vitreous state, has good optical property.Its high molecular weight resin has very high toughness, and heat distortion temperature is approximately 130 ℃, can make this its deformation temperature increase by 10 ℃ after glass fibre strengthens.
Polycarbonate (PC) encapsulating film 103 with the close-connected process of siphunculus 101 in, be easy to realize.
In the present embodiment, for the more well-known functional configuration of understanding vacuum insulation panel, the spy provides a kind of production method of vacuum insulation panel, and as shown in Figure 3, the method comprises:
Wherein, in the interconnected process of the outer tube wall of siphunculus 101, apply glue at the outer tube wall of siphunculus 101; And siphunculus 101 that will be adjacent with the described siphunculus 101 that scribbles glue is bonding, and bonding process is easy to realize, good connecting effect.
Wherein, described sealing grinding tool makes described encapsulating film 103 roll extrusion the equal temperature distortion of encapsulating film 103 and sidewall and then described through hole 101 is tightly connected with described encapsulating film 103.
In the process of specific operation, the sealing grinding tool has one and wants with infill panel 102 sidewalls the roller that coordinates, roller can generate heat, when encapsulating film 103 being covered on the sidewall of infill panel 102, the roller roll extrusion sealed membrane of sealing grinding tool, and sealed membrane and siphunculus 101 are heated produce small thermal distortion and then mutually bonding.
Encapsulating film 103 will be tightly connected with each siphunculus 101, and then when using vacuum insulation panel, the phenomenon that is unlikely to leak air.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in the scope of the utility model protection.
Claims (10)
1. a vacuum insulation panel, is characterized in that, comprising: a plurality of siphunculus and encapsulating film, and a plurality of described siphunculus are arranged along a plane rule, and the axis of described siphunculus is vertical with described plane; The outer tube wall of adjacent described siphunculus is interconnected together to constitute a monoblock infill panel;
Described encapsulating film covers the sidewall that is parallel to described plane on described infill panel; And itself and each described siphunculus are and are tightly connected.
2. vacuum insulation panel as claimed in claim 1, is characterized in that, described encapsulating film covers on described infill panel the sidewall perpendicular to described plane, and be tightly connected with the described siphunculus at described infill panel edge.
3. vacuum insulation panel as claimed in claim 1, is characterized in that, the axial length of described siphunculus is 8-20mm.
4. vacuum insulation panel as claimed in claim 1, is characterized in that, the geometric figure that on the radial plane of described siphunculus, projection surrounds is for circular.
5. vacuum insulation panel as claimed in claim 1, is characterized in that, the geometric figure that on the radial plane of described siphunculus, projection surrounds is equilateral triangle.
6. vacuum insulation panel as claimed in claim 1, is characterized in that, the geometric figure that on the radial plane of described siphunculus, projection surrounds is regular hexagon.
7. vacuum insulation panel as claimed in claim 4, is characterized in that, the diameter of described circle is 5-15mm.
8. vacuum insulation panel as claimed in claim 4, is characterized in that, the wall thickness of described siphunculus is 0.1-0.8mm.
9. as the described vacuum insulation panel of claim 1-8 any one, it is characterized in that, described siphunculus is a kind of in glass siphunculus or polycarbonate (PC) siphunculus.
10. as the described vacuum insulation panel of claim 1-8 any one, it is characterized in that, described encapsulating film is a kind of in polycarbonate (PC) encapsulating film, aluminium foil encapsulating film or polyethylene encapsulating film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220591690 CN202992522U (en) | 2012-11-09 | 2012-11-09 | Vacuum heat-insulating plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220591690 CN202992522U (en) | 2012-11-09 | 2012-11-09 | Vacuum heat-insulating plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202992522U true CN202992522U (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220591690 Expired - Fee Related CN202992522U (en) | 2012-11-09 | 2012-11-09 | Vacuum heat-insulating plate |
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| Country | Link |
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| CN (1) | CN202992522U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979993A (en) * | 2012-11-09 | 2013-03-20 | 王心宇 | Vacuum thermal baffle and production method thereof |
| CN112291979A (en) * | 2020-11-24 | 2021-01-29 | 杭州海康威视数字技术股份有限公司 | Electronic device |
-
2012
- 2012-11-09 CN CN 201220591690 patent/CN202992522U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979993A (en) * | 2012-11-09 | 2013-03-20 | 王心宇 | Vacuum thermal baffle and production method thereof |
| CN102979993B (en) * | 2012-11-09 | 2015-06-17 | 王心宇 | Vacuum thermal baffle |
| CN112291979A (en) * | 2020-11-24 | 2021-01-29 | 杭州海康威视数字技术股份有限公司 | Electronic device |
| CN112291979B (en) * | 2020-11-24 | 2022-03-01 | 杭州海康威视数字技术股份有限公司 | Electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20151109 |
|
| EXPY | Termination of patent right or utility model |