CN103422634B - Metal composite vacuum plate having getter and preparation method thereof - Google Patents
Metal composite vacuum plate having getter and preparation method thereof Download PDFInfo
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- CN103422634B CN103422634B CN201310298482.9A CN201310298482A CN103422634B CN 103422634 B CN103422634 B CN 103422634B CN 201310298482 A CN201310298482 A CN 201310298482A CN 103422634 B CN103422634 B CN 103422634B
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Landscapes
- Building Environments (AREA)
- Laminated Bodies (AREA)
Abstract
A kind of metal composite vacuum plate having getter, comprise panel, articulamentum and vacuum chamber, it is characterized in that panel is metal sheet or composite metal plate, panel and or articulamentum additional strength is provided, ensures vacuum chamber planarization under atmospheric pressure for vacuum chamber, vacuum chamber is the closed cavity welding edge sealing, under vacuo high temperature sealing at ambient pressure by metal sheet and formed, described sealing utilizes solder according to hydraulic seal principle automatic-sealed in a vacuum furnace pre-extract opening on vacuum chamber, has supporter and getter in vacuum chamber.Preparation method technique of the present invention is simple, the prepared metal composite vacuum plate of getter that has can overcome the deficiency of existing warming plate, vacuum heat-insulating plate, effectively can ensure the tightness of the metal composite vacuum plate vacuum chamber of getter, extend and have application life of the metal composite vacuum plate of getter, and can gain in strength and heat insulation, sound insulation and fireproof performance.
Description
Technical field
The present invention relates to energy-saving building technology field, particularly relate to a kind of metal composite vacuum plate having getter and preparation method thereof.
Background technology
The power consumption of the architectural energy consumption Yi Zhan whole society of China more than 1/3 and in the trend that increases year by year, adopt heat preservation construction material to be one of Main Means reducing building energy consumption.Current building exterior wall heat preserving material used is many is B level heat insulating material, as organic materials such as polystyrene, polyurethane, bipeltates, these organic material heat resistances are poor, easy firing, not only discharge a large amount of heats during burning, produce a large amount of poison gas, and large fire spread can be accelerated; Simultaneously, molten contracting can be there is in organic material when fire, produce density flaming droplet, on initiation insulation layer, institute's tile fixing comes off, cause spot fire and secondary injury possibly, so national departments concerned prohibites exterior-wall heat insulation use organic insulation material, particularly at highrise building and public building.Reach in the heat insulating material of A grade standard in combustibility, mainly with the inorganic material that mineral wool and rock wool are representative, but existing home made article requires very large gap with Application in Building in water absorption rate, intensity, weatherability etc., be directly used in construction wall insulation, problems such as water suction will being occurred, drop, be softening.In addition, A level heat insulating material cost is far away higher than organic material, and complicated construction technique construction cost is far beyond the expense of B level heat insulating material, and its poor thermal insulation property and energy consumption is high, the needs of national current energy-saving and emission-reduction can not be met.
Vacuum heat-insulating plate is a kind of novel heat insulating material grown up in recent years, mainly comprise vacuum bag and core etc., its major advantage be belong to A level heat insulating material, good heat insulating, thickness is thin, unit mass is light, but also there is obvious shortcoming difficulty as dry in core, vacuum bag poor air-tightness, puncture-resistant intensity are low, and soon, easily rise bag, insulation life-span of vacuum decay is short etc.In addition, above heat insulating material all needs to increase decoration overcoat.
Summary of the invention
Technical problem to be solved by this invention is for existing building insulating board, warming plate, the defect that vacuum heat-insulating plate exists, a kind of novel metal composite vacuum plate having getter and preparation method thereof is provided, this have the preparation method technique of the metal composite vacuum plate of getter simple, the prepared metal composite vacuum plate of getter that has can overcome existing insulating board, the deficiency of vacuum heat-insulating plate and warming plate, effectively can ensure the tightness of the metal composite vacuum plate of getter, increase the service life, and its intensity and heat insulation can be increased, sound insulation, fireproof performance, also there is good decorative effect simultaneously.
In order to solve the problems of the technologies described above, the invention provides a kind of metal composite vacuum plate having getter, comprise panel, articulamentum and vacuum chamber, it is characterized in that described panel is metal sheet or composite metal plate, described panel and or described articulamentum provide additional strength for described vacuum chamber, ensure vacuum chamber planarization under atmospheric pressure, described vacuum chamber welds edge sealing at ambient pressure by metal sheet, high temperature seals and the closed cavity of formation under vacuo, described sealing utilizes solder according to hydraulic seal principle automatic-sealed in a vacuum furnace pre-extract opening on vacuum chamber, supporter and getter is had in described vacuum chamber.
In order to solve the problems of the technologies described above, the invention provides a kind of preparation method having the metal composite vacuum plate of getter, it is characterized in that comprising the following steps:
The first step, the have shape of the metal composite vacuum plate of getter and size according to required making make two pieces of panels and two pieces of metal sheets for the formation of vacuum chamber respectively, and it is shaping and make supporter and extract opening at least one piece of metal sheet two pieces of metal sheets for the formation of vacuum chamber to be carried out flanging;
Two pieces of panels are first joined together to form composite plate and reserved bleed-off passage respectively by articulamentum and two pieces of metal sheets, then are welded together by two pieces of composite plate alignment fastenings by second step; Or first two pieces of metal sheet alignment fastenings for the formation of vacuum chamber are welded together, then be joined together to form composite plate and reserved bleed-off passage by articulamentum and two pieces of metal sheets; Getter is placed in vacuum chamber, solder is placed in extract opening, composite plate is sent in vacuum drying oven, once can send into several piece;
3rd step, first vacuum drying oven is warming up to the temperature of articulamentum solidification, again vacuum drying oven is evacuated to below 0.1Pa, then vacuum drying oven is warming up to the temperature of sealing, solder fusing is by extract opening self-closed, with stove cooling, solder solidify rear to vacuum chamber realize tightness welding, open the metal composite vacuum plate that vacuum drying oven obtains getter.
Wherein, the metal composite vacuum plate of getter is had to comprise the various forms of sheet materials such as surface plate, curved slab, bending plate, sketch plate described in.
Wherein, the metal composite vacuum plate of getter is had to have connector or groove etc. for installing described in.
Wherein, the metal composite vacuum plate of getter or the surrounding of vacuum chamber is had to scribble fluid sealant or structure glue described in.
Wherein, described panel is metal sheet, as iron plate, corrosion resistant plate, aluminium alloy plate etc., can have decoration, overcoat above it, as coating, electrodeposited coating, F-C paint etc.;
Further, the preferred ultra thin plate of described panel, with weight reduction and cost;
Further, described panel is single metal sheet, or composite metal plate;
Further, described panel can be commaterial, also can be two kinds of different materials.
Wherein, described panel or described in have two surfaces up and down of the metal composite vacuum plate of getter, or described in have the whole external surface of the metal composite vacuum plate of getter.
Wherein, described articulamentum is bonding adhesive or plastic sheet;
Further, described bonding adhesive comprises organic gel, inorganic glue and composite adhesive, is commercially available prod; Described organic gel comprises thermosetting cement, PUR etc., and preferred resistant to elevated temperatures bonding adhesive, as phenolic resins, epoxy resin, organic siliconresin etc.;
Further, the preferred resistant to elevated temperatures thermoplastic of described plastic sheet, as polyamide, poly-to mock, PVB film etc.
Wherein, described articulamentum can be one to several layers;
Further, enhancement Layer or stiffener can be had, as fiber, reinforcing rib, reinforcing mat, stiffener etc. in described articulamentum or between described articulamentum.
Wherein, panel and vacuum chamber can connect as one before vacuumizing or in vacuum or after vacuumizing by described articulamentum.
Wherein, described vacuum chamber is the air-tight cavity be welded by a piece or two pieces of metal sheets, and described metal sheet is ultra thin plate, and thickness is 0.1-1mm, preferred 0.15-0.5mm.
Wherein, described vacuum chamber can be one to several, and when described vacuum chamber is two, upper and lower two vacuum chambers stack bonding along the diagonal dislocation of lower upper surface, make it form overlap edge, to reduce edge heat bridge impact when described composite evacuated plate is installed.
Wherein, the metal sheet of described vacuum chamber is the material of Low emissivity, as adopted mirror board, or its surface makes it have extremely low emissivity, as aluminizer etc. through process.
Wherein, the inwall of described vacuum chamber can have coating that is heat insulation, sound insulation.
Wherein, described getter automatic activation under high temperature, high vacuum in capping processes.
Wherein, described getter comprises evaporable air-absorbing agent and nonevaporable getter.
Wherein, described getter is powdery, granular, banded, the various ways such as tubulose, ring-type, column.
Wherein, described getter can directly put into described vacuum chamber or extract opening, also can be contained in a container and put into described vacuum chamber or extract opening again.
Wherein, the preferred low-temperature metal solder of described solder and solder, as tin, zinc, magnesium etc. and alloy thereof, described material is existing commercial commodity.
Wherein, described welding comprises melting welding, pressure welding, soldering etc., as argon arc welding, laser weld, ultrasonic bonding, low-melting-point metal and alloy welding and other welding manners for metal sheet especially ultra-thin metal plates.
Wherein, described extract opening can be arranged on surface or the side of vacuum chamber.
Wherein, described extract opening can directly be made in vacuum chamber punching press, also first can make extract opening and be welded on vacuum chamber again.
Wherein, described vacuum drying oven or the single-unit furnace of batch production, or the tunnel kiln that continous way is produced; The vacuum of described vacuum drying oven is 0.1-0.001Pa, is preferably 0.05-0.005Pa; The temperature of described vacuum drying oven is 150-450 DEG C, is preferably 280-350 DEG C.
Wherein, above support can be the supporter made separately, also can be on the metal sheet making vacuum chamber by mechanical means as punching press the projection that formed, as point, line etc.;
Further, when above support makes separately, be point, line or the net etc. that adopt the materials such as metal, glass, pottery, high polymer to make.
Wherein, above support has one to several layers.
Wherein, above support can directly put into described vacuum chamber, also can form one with the inwall of described vacuum chamber by punching press, roll extrusion and welding, the mode such as bonding.
The invention has the beneficial effects as follows:
Of the present invention have the hermetically-sealed construction of its getter of metal composite vacuum plate of getter simple, seal reliable, convenient for production, with low cost; In a vacuum furnace under high temperature, high vacuum, not only can direct activated degasser, and can effectively remove getter surface absorption gas, getter is regenerated, ensure that the gettering ability of getter; Vacuum chamber or its space of extract opening comparatively speaking can be very large, so can lay more substantial getter, the vacuum of the vacuum chamber time that is higher but also that maintain not only can be made longer; Vacuum chamber is that metal sheet is made and has the protection of articulamentum and panel, so have fabulous tightness, puncture-resistant intensity and low emissivity, thus not only heat-proof quality is good but also have extremely long application life; The thickness of vacuum chamber is minimum, is generally less than 1 millimeter, has the thickness of the metal composite vacuum plate of getter can be very little so whole, and only have several millimeters, space that is less than the thickness of existing vacuum heat-insulating plate, that take is less; Of the present invention have the metal composite vacuum plate of getter to be formed by the Material cladding of several difformity and material, prevents resonance effects during sound transmission, in addition the existence of vacuum layer, so have good sound insulation value; Metal composite vacuum plate by getter of the present invention forms primarily of metal material, and articulamentum can select inorganic material or fire proofing, so have good fireproof performance; Of the present invention have its panel of the metal composite vacuum plate of getter can select multiple decorative metal board, so have good decorative effect, do not need to do decorative layer again after installation, not only saves material and also save manpower and time; Of the present invention have the metal composite vacuum plate of getter to be made up of metal sheet compound, so not only thickness is thin, lightweight, and has very high mechanical strength; Of the present invention have the metal composite vacuum plate of getter to adopt normal temperature and pressure lower sealing edge, high-temperature vacuum lower sealing, its manufacture craft is simple, cost of production is low, can mechanization, automation, production in enormous quantities, product can be widely used in interior wall, exterior wall and curtain wall, the consumption that can greatly reduce material and the energy, the weight alleviating building, shortening building cycle; Of the present invention have the metal composite vacuum plate of getter not only can be applied to new building, and the energy-conservation of existing building and outward appearance transformation can be applied to, not only can wet combining but also can be cladding, can greatly save the engineering time compared with existing heat insulating material, improve heat insulation and soundproof effect; Of the present invention have the metal composite vacuum plate of getter to make sketch plate, is directly used in the production of refrigerator, refrigerator-freezer, refrigerator carriage, incubator, cold store, frozen products insulated container etc.
Accompanying drawing explanation
Fig. 1 is the metal composite vacuum plate structural representation having getter of the present invention.
In figure: 1. panel, 2. articulamentum, 3. vacuum chamber, 4. supporter, 5. extract opening, 6. solder, 7. getter.
Detailed description of the invention
Below adopt embodiment and accompanying drawing to describe embodiments of the present invention in detail, to the present invention, how application technology means solve technical problem whereby, and the implementation procedure reaching technique effect can fully understand and implement according to this.
See accompanying drawing, be made up of panel 1, articulamentum 2, vacuum chamber 3 and supporter 4 metal composite vacuum plate of getter, the metal sheet such as corrosion resistant plate or aluminium alloy plate that panel 1 is 0.2-1.5mm by thickness is formed; Articulamentum 2 is resistant to elevated temperatures bonding adhesive, can select organic adhesion agent and conventional inorganic adhesive or the organo-mineral complexing bonding adhesive etc. such as the resistant to elevated temperatures phenolic resin glue of normal temperature or hot setting, epoxide-resin glue, organic siliconresin glue and polyimides; Vacuum chamber 3 is that the corrosion resistant plate of 0.15-1.0mm, stainless iron plate, electrolytic tinplate or galvanized sheet etc. are welded by thickness; Supporter 4 is made up of metal, pottery, glass or high polymer, and modes such as utilizing printing, print, spray, machinery lays becomes dot matrix to be distributed in vacuum chamber 3, and the bearing height of supporter 4 is advisable with 0.15-1.0mm, and the diameter of the strong point is advisable with 0.3-1.0mm; The air exhaust nozzle that extract opening 5 is directly stamped out by the upper metal sheet of vacuum chamber 3 and seal cover form, getter 7 is placed in extract opening 5, place solder 6 in air exhaust nozzle as tin, zinc, magnesium and low-melting alloy thereof, solder 6 dissolves and automatically to seal extract opening 5 afterwards.There is the preparation method of the metal composite vacuum plate of getter as follows: the electrolytic tinplate that first cutting two pieces is onesize is for making vacuum chamber 3, and utilize the mode of punching press to two pieces of electrolytic tinplates carry out flanging shaping and make extract opening 5, by the mode of printing with the performed polymer of high polymer for supporter 4 to be printed on wherein on one block of plate by raw material, utilize seam welder to be welded together after two pieces of electrolytic tinplates close sheet, carry out edge sealing; Next cuts out two pieces of onesize aluminium alloy plates as panel 1, chooses epoxide-resin glue as articulamentum 2, and two surfaces up and down panel 1 being pasted onto vacuum chamber 3 by articulamentum 2 form composite plate, and reserved bleed-off passage; Finally place getter and solder, one piece or composite plate are in batch sent in vacuum drying oven, below 0.1Pa is evacuated to after first heating makes the epoxy resin adhesive curing of articulamentum 2, temperature when vacuumizing is preferably more than 300 DEG C, with the activation of the eliminating and getter 7 that promote gas in vacuum chamber 3, after vacuum reaches, be warming up to sealing temperature again, solder 6 melts extract opening 5 self-closed, lower the temperature with stove, solder 6 solidifies final vacuum chamber 3 and realizes airtight sealing, opens the metal composite vacuum plate that vacuum drying oven obtains getter; In order to protect the impact of vacuum chamber 3 and elimination heat bridge, the surrounding of vacuum chamber 3 can smear fluid sealant or structure glue; In order to protect panel 1 and play decoration function, fluid sealant smeared by bleed-off passage, the surface of panel 1 can brushing F-C paint.
All above-mentioned this intellectual properties of primary enforcement, not setting restriction this new product of other forms of enforcement and/or new method.Those skilled in the art will utilize this important information, and foregoing is revised, to realize similar implementation status.But all modifications or transformation belong to the right of reservation based on new product of the present invention.
The above is only preferred embodiment of the present invention, and be not restriction the present invention being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solution of the present invention content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (10)
1. one kind has the metal composite vacuum plate of getter, comprise panel, articulamentum and vacuum chamber, it is characterized in that described panel is metal sheet or composite metal plate, described panel and/or described articulamentum provide additional strength, ensure vacuum chamber planarization under atmospheric pressure for described vacuum chamber; Described vacuum chamber is that the super thin metal plate being 0.1-1mm by thickness welds edge sealing, under vacuo high temperature at ambient pressure and seals the closed cavity formed, described vacuum chamber there is extract opening, the hermetically-sealed construction that the with good grounds hydraulic seal principle in described extract opening place is formed, described extract opening place is placed with solder, after described solder heat fused, hydraulic seal is formed to described extract opening, after described solder cooling solidification, airtight sealing is realized to described extract opening and vacuum chamber; Have getter in described extract opening or vacuum chamber, have supporter in described vacuum chamber, above support makes separately or directly formed on vacuum chamber.
2. there is the metal composite vacuum plate of getter as claimed in claim 1, described in it is characterized in that, have the metal composite vacuum plate of getter to comprise surface plate and sketch plate.
3. there is the metal composite vacuum plate of getter as claimed in claim 1, it is characterized in that described articulamentum is bonding adhesive or plastic sheet.
4. there is the metal composite vacuum plate of getter as claimed in claim 1, it is characterized in that having enhancement Layer or stiffener in described articulamentum.
5. there is the metal composite vacuum plate of getter as claimed in claim 1, it is characterized in that described vacuum chamber has one to several, when described vacuum chamber is two, upper and lower two vacuum chambers stack bonding along the diagonal dislocation of lower upper surface, it is made to form overlap edge, to reduce edge heat bridge impact during installation.
6. there is the metal composite vacuum plate of getter as claimed in claim 1, it is characterized in that described vacuum chamber is Low emissivity chamber.
7. there is the metal composite vacuum plate of getter as claimed in claim 1, it is characterized in that described welding comprises melting welding, pressure welding and soldering.
8. there is the metal composite vacuum plate of getter as claimed in claim 1, it is characterized in that above support has one to several layers.
9. there is the metal composite vacuum plate of getter as claimed in claim 1, it is characterized in that described getter automatic activation under high temperature, high vacuum in capping processes.
10. the preparation method having the metal composite vacuum plate of getter described in any one of claim 1 to 9, is characterized in that comprising the following steps:
The first step, the have shape of the metal composite vacuum plate of getter and size according to required making make two pieces of panels and two pieces of metal sheets for the formation of vacuum chamber respectively, and it is shaping and make supporter and extract opening at least one piece of metal sheet two pieces of metal sheets for the formation of vacuum chamber to be carried out flanging;
Two pieces of panels are first joined together to form composite plate and reserved bleed-off passage respectively by articulamentum and two pieces of metal sheets, then are welded together by two pieces of composite plate alignment fastenings by second step; Or first two pieces of metal sheet alignment fastenings for the formation of vacuum chamber are welded together, then be joined together to form composite plate and reserved bleed-off passage by articulamentum and two pieces of metal sheets; Getter is placed in vacuum chamber, solder is placed in extract opening, composite plate is sent in vacuum drying oven, once can send into several piece;
3rd step, first vacuum drying oven is warming up to the temperature of articulamentum solidification, again vacuum drying oven is evacuated to below 0.1Pa, then vacuum drying oven is warming up to the temperature of sealing, solder fusing is by extract opening self-closed, with stove cooling, solder solidify rear to vacuum chamber realize tightness welding, open the metal composite vacuum plate that vacuum drying oven obtains getter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310298482.9A CN103422634B (en) | 2013-07-17 | 2013-07-17 | Metal composite vacuum plate having getter and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310298482.9A CN103422634B (en) | 2013-07-17 | 2013-07-17 | Metal composite vacuum plate having getter and preparation method thereof |
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| Publication Number | Publication Date |
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| CN103422634A CN103422634A (en) | 2013-12-04 |
| CN103422634B true CN103422634B (en) | 2016-03-30 |
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| CN111457657A (en) * | 2020-05-21 | 2020-07-28 | 杭州富士达特种材料股份有限公司 | Vacuum heat insulation refrigerator door |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN201066022Y (en) * | 2007-06-06 | 2008-05-28 | 兆宁 | Metal vacuum heat-insulation plate |
| CN201176690Y (en) * | 2008-04-17 | 2009-01-07 | 林献忠 | Indoor decorative plate for buildings |
| CN202380588U (en) * | 2011-11-11 | 2012-08-15 | 福建赛特新材股份有限公司 | Wall vacuum insulation board |
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| WO2000019139A1 (en) * | 1998-09-30 | 2000-04-06 | Cabot Corporation | Vacuum insulation panel and method of preparing the same |
| CN1538104A (en) * | 2003-04-18 | 2004-10-20 | ���µ�����ҵ��ʽ���� | Vacuum heat insulating material and machine using it |
| CN201024620Y (en) * | 2007-03-30 | 2008-02-20 | 兆宁 | Composite vacuum exterior wall thermal insulation decorative board |
| CN201066022Y (en) * | 2007-06-06 | 2008-05-28 | 兆宁 | Metal vacuum heat-insulation plate |
| CN201176690Y (en) * | 2008-04-17 | 2009-01-07 | 林献忠 | Indoor decorative plate for buildings |
| CN202380588U (en) * | 2011-11-11 | 2012-08-15 | 福建赛特新材股份有限公司 | Wall vacuum insulation board |
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| CN103422634A (en) | 2013-12-04 |
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