CN103422634A - Metal composite vacuum plate with getters and preparation method of metal composite vacuum plate - Google Patents
Metal composite vacuum plate with getters and preparation method of metal composite vacuum plate Download PDFInfo
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- CN103422634A CN103422634A CN2013102984829A CN201310298482A CN103422634A CN 103422634 A CN103422634 A CN 103422634A CN 2013102984829 A CN2013102984829 A CN 2013102984829A CN 201310298482 A CN201310298482 A CN 201310298482A CN 103422634 A CN103422634 A CN 103422634A
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- Building Environments (AREA)
- Laminated Bodies (AREA)
Abstract
A metal composite vacuum plate with getters comprises face plates, connecting layers and a vacuum chamber and is characterized in that the face plates are made of metal plates or metal composite plates; the face plates and/or the connecting layers provide additional strength for the vacuum chamber, so that smoothness of the vacuum chamber under atmosphere is guaranteed; the vacuum chamber is a sealed cavity which is formed in the mode that the edges of metal plates are sealed in a welding mode under normal pressure and the openings of the metal plates are sealed by high temperature under vacuum; the opening sealing operation is conducted as follows: an extraction opening preformed in the vacuum chamber is automatically sealed in a vacuum furnace by low-temperature welding fluxes on the basis of the liquid sealing principle; upholders and the getters are arranged in the vacuum chamber. A method for manufacturing the metal composite vacuum plate with the getters is simple in process, the prepared metal composite vacuum plate with the getters can overcome the defects of an existing heat preservation plate and an existing vacuum heat insulation plate, the air tightness of the vacuum chamber of the metal composite vacuum plate with the getters can be effectively guaranteed, the service life of the metal composite vacuum plate with the getters is prolonged, and strength, heat and sound insulation performance and fireproof performance of the metal composite vacuum plate with the getters can be improved.
Description
Technical field
The present invention relates to the energy-saving building technology field, relate in particular to a kind of metal composite evacuated panel that getter is arranged and preparation method thereof.
Background technology
China's architectural energy consumption accounted for whole society power consumption 1/3 or more and be the trend increased year by year, adopting heat preservation construction material is one of Main Means of reduction building energy consumption.At present 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 can accelerate large fire spread; Simultaneously, molten contracting can occur in organic material when fire, produce the burning dropping, on the initiation insulation layer, institute's tile fixing comes off, cause possibly spot fire and secondary injury, so national departments concerned is prohibited exterior-wall heat insulation and is used organic insulation material, particularly at highrise building and public building.In combustibility, reach in the heat insulating material of A grade standard, mainly to take the inorganic material that mineral wool and rock wool be representative, but existing home made article has very large gap at aspects such as water absorption rate, intensity, weatherabilities with the Application in Building requirement, it is directly used in to construction wall insulation, water suction, tenesmus, the problem such as softening will occur.In addition, A level heat insulating material cost is far away higher than organic material, and the complicated construction technique construction cost is far beyond the expense of B level heat insulating material, and its heat-insulating property is poor and energy consumption is high, can not meet the needs of national current energy-saving and emission-reduction.
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 is that to belong to A level heat insulating material, good heat insulating, thin thickness, unit mass light etc., but also there is obvious shortcoming difficulty as dry as 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 the decoration overcoat.
Summary of the invention
?technical problem to be solved by this invention is to be for the existing building insulating board, warming plate, the defect that vacuum heat-insulating plate exists, a kind of novel metal composite evacuated panel of getter and preparation method thereof that has is provided, the preparation method technique of this metal composite evacuated panel that getter arranged is simple, the prepared metal composite evacuated panel that getter is arranged can overcome existing insulating board, the deficiency of vacuum heat-insulating plate and warming plate, can effectively ensure the tightness of the metal composite evacuated panel of getter, increase the service life, and can increase its intensity and heat insulation, 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 evacuated panel that getter is arranged, 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, guarantee vacuum chamber planarization under atmospheric pressure, described vacuum chamber is to weld edge sealing by metal sheet under normal pressure, under vacuum, high temperature seals and the closed cavity of formation, described sealing is in vacuum drying oven, to utilize solder according to hydraulic seal principle automatic-sealed pre-extract opening on vacuum chamber, supporter and getter are arranged in described vacuum chamber.
In order to solve the problems of the technologies described above, the invention provides a kind of preparation method that the metal composite evacuated panel of getter is arranged, it is characterized in that comprising the following steps:
The first step, make respectively two panels and two metal sheets that are used to form vacuum chamber according to shape and the size of the metal composite evacuated panel that getter is arranged of required making, two metal sheets that are used to form vacuum chamber are carried out to the flanging moulding and make supporter and extract opening at least one metal sheet;
Second step, first be joined together to form composite plate, also reserved bleed-off passage by articulamentum and two metal sheets respectively by two panels, then two composite plates alignment fastened and weld together; Two metal sheet alignment that perhaps first will be used to form vacuum chamber fasten and weld together, then are joined together to form composite plate, also reserved bleed-off passage by articulamentum and two metal sheets; Getter is placed in vacuum chamber, solder is placed in extract opening, and composite plate is sent in vacuum drying oven, once can send into several piece;
The 3rd step, first vacuum drying oven is warming up to the curing temperature of articulamentum, again vacuum drying oven is evacuated to below 0.1Pa, then vacuum drying oven is warming up to the temperature of sealing, the solder fusing is by the extract opening self-closed, solidify and rear vacuum chamber is realized to the tightness welding with stove cooling, solder, open the metal composite evacuated panel that vacuum drying oven obtains getter.
Wherein, described have the metal composite evacuated panel of getter to comprise the various forms of sheet materials such as surface plate, curved slab, bending plate, sketch plate.
Wherein, the described metal composite evacuated panel that getter arranged is useful on connector that use is installed or groove etc.
Wherein, described have the metal composite evacuated panel of getter or the surrounding of vacuum chamber to scribble fluid sealant or structure glue.
Wherein, described panel is metal sheet, as iron plate, corrosion resistant plate, aluminium alloy plate etc., decoration, overcoat can be arranged above it, as coating, electrodeposited coating, fluorine carbon 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, can be also two kinds of different materials.
Wherein, described panel or described two surfaces up and down that the metal composite evacuated panel of getter is arranged, or the described whole external surface that the metal composite evacuated panel of getter is arranged.
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-mock, PVB film etc.
Wherein, described articulamentum can be one to several layers;
Further, in described articulamentum or between described articulamentum, enhancement Layer or stiffener can be arranged, as fiber, reinforcing rib, reinforcing mat, stiffener etc.
Wherein, described articulamentum can before vacuumizing or in vacuum or after vacuumizing connect as one panel and vacuum chamber.
Wherein, described vacuum chamber is that described metal sheet is ultra thin plate by one or two air-tight cavities that metal sheet is welded, and thickness is 0.1-1mm, preferably 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, the limit section heat bridge impact while installing to reduce described composite evacuated plate.
Wherein, the material that the metal sheet of described vacuum chamber is low radiation, as adopted mirror board, or its surface through processing make its there is extremely low emissivity, as aluminizer etc.
Wherein, the inwall of described vacuum chamber can have coating heat insulation, sound insulation.
Wherein, described getter automatic activation under high temperature, high vacuum in the sealing process.
Wherein, described getter comprises evaporable air-absorbing agent and nonevaporable getter.
Wherein, described getter is the various ways such as powdery, granular, banded, tubulose, ring-type, column.
Wherein, described getter can directly be 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 scolder 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 the vacuum chamber punching press, also can first make extract opening and be welded on vacuum chamber.
Wherein, described vacuum drying oven or the single-unit furnace of batch production, or the tunnel kiln of continous way production; 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 ℃, is preferably 280-350 ℃.
Wherein, above support can be the supporter of making separately, can be also by mechanical means projection as formed as punching press, as point, line etc. on the metal sheet of making vacuum chamber;
Further, when above support is made 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 be put into described vacuum chamber, also can form one by punching press, roll extrusion and welding, the mode such as bonding with the inwall of described vacuum chamber.
The invention has the beneficial effects as follows:
The hermetically-sealed construction of its getter of metal composite evacuated panel that getter arranged of the present invention is simple, it is reliable, convenient for production, with low cost to seal; In vacuum drying oven under high temperature, high vacuum, direct activated degasser not only, and can effectively remove the getter adsorption gas, make getter regeneration, guaranteed the gettering ability of getter; Its space of vacuum chamber or extract opening comparatively speaking can be very large, so can lay more substantial getter, not only can make that the vacuum of vacuum chamber is higher but also the time that maintain is longer; Vacuum chamber is the protection that articulamentum and panel were made and had to metal sheet, thus there is fabulous tightness, puncture-resistant intensity and low emissivity, thereby 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, so whole, has the thickness of the metal composite evacuated panel of getter can be very little, only has several millimeters, and, the space that take less than the thickness of existing vacuum heat-insulating plate still less; The metal composite evacuated panel that getter arranged of the present invention is formed by the Material cladding of several difformities and material, the resonance effects while having prevented sound transmission, and the existence of vacuum layer in addition, so have good sound insulation value; Metal composite by getter evacuated panel of the present invention mainly is comprised of metal material, and articulamentum can be selected inorganic material or fire proofing, so have good fireproof performance; Of the present invention have its panel of metal composite evacuated panel of getter can select multiple decorative metal board, so have good decorative effect, do not need to do decorative layer after installation again, not only saves material and also save manpower and time; Of the present invention have the metal composite evacuated panel of getter to make by metal sheet is compound, thus thin thickness, lightweight not only, and there is very high mechanical strength; Of the present invention have the metal composite evacuated panel 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, can greatly reduce the consumption of material and the energy, the weight that alleviates building, shortening building cycle; Of the present invention have the metal composite evacuated panel of getter not only can be applied to new building, and the energy-conservation and outward appearance that can be applied to existing building is transformed, not only can wet combining but also can be cladding, compare with existing heat insulating material and can greatly save the engineering time, improve heat insulation and soundproof effect; Of the present invention have the metal composite evacuated panel of getter can also make sketch plate, is directly used in the production of refrigerator, refrigerator-freezer, refrigerator carriage, incubator, cold store, frozen products insulated container etc.
The accompanying drawing explanation
Fig. 1 is the metal composite evacuated panel structural representation that getter is arranged of the present invention.
In figure: 1. panel, 2. articulamentum, 3. vacuum chamber, 4. supporter, 5. extract opening, 6. solder, 7. getter.
The specific embodiment
Below adopt embodiment and accompanying drawing to describe embodiments of the present invention in detail, to the present invention, how the application technology means solve technical problem whereby, and the implementation procedure of reaching technique effect can fully understand and implement according to this.
Referring to accompanying drawing, by the metal composite evacuated panel of getter, by panel 1, articulamentum 2, vacuum chamber 3 and supporter 4, formed, the metal sheets such as the corrosion resistant plate that panel 1 is 0.2-1.5mm by thickness or aluminium alloy plate form; Articulamentum 2 is resistant to elevated temperatures bonding adhesive, can select the organic adhesion agent such as resistant to elevated temperatures phenolic resin glue, epoxide-resin glue, organic siliconresin glue and polyimides and inorganic adhesive commonly used or organic-inorganic compound adhesive stick etc. of normal temperature or hot setting; The corrosion resistant plate that vacuum chamber 3 is 0.15-1.0mm by thickness, stainless iron plate, electrolytic tinplate or galvanized sheet etc. are welded; Supporter 4 is made by metal, pottery, glass or high polymer, utilizes the modes such as printing, printing, spraying, machinery lay to become 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; Air exhaust nozzle and seal cover that extract opening 5 is directly stamped out by the upper metal sheet of vacuum chamber 3 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 extract opening 5 is sealed afterwards.Have the preparation method of metal composite evacuated panel of getter as follows: at first two onesize electrolytic tinplates of cutting are for making vacuum chamber 3, and utilize the mode of punching press to carry out the flanging moulding and make extract opening 5 two electrolytic tinplates, take the performed polymer of high polymer by the mode of printing is printed on supporter 4 wherein on a plate as raw material, two electrolytic tinplates utilize seam welder that it is welded together after closing sheet, carry out edge sealing; Next cuts out two onesize aluminium alloy plates as panel 1, chooses epoxide-resin glue as articulamentum 2, and what panel 1 was sticked on to vacuum chamber 3 by articulamentum 2 forms composite plate on two surfaces up and down, and reserved bleed-off passage; Finally place getter and solder, one or composite plate are in batch sent in vacuum drying oven, after first heating the epoxy resin adhesive curing that makes articulamentum 2, be evacuated to below 0.1Pa, temperature while vacuumizing is preferably in more than 300 ℃, with the eliminating of promotion vacuum chamber 3 interior gases and the activation of getter 7, after vacuum reaches, be warming up to again sealing temperature, solder 6 fusings are by extract opening 5 self-closeds, with stove, lower the temperature, solder 6 solidifies final vacuum chamber 3 realizes airtight sealing, opens the metal composite evacuated panel 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 be smeared fluid sealant or structure glue; In order to protect panel 1 and to play decoration function, bleed-off passage is smeared the surface of fluid sealant, panel 1 can brushing fluorine carbon paint.
All above-mentioned these intellectual properties of primary enforcement, do not set 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, be only preferred embodiment of the present invention, is not the present invention to be done to the restriction of other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not break away from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (10)
1. the metal composite evacuated panel that getter is arranged, 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, guarantee vacuum chamber planarization under atmospheric pressure, described vacuum chamber is to weld edge sealing by metal sheet under normal pressure, under vacuum, high temperature seals and the closed cavity of formation, described sealing is in vacuum drying oven, to utilize solder according to hydraulic seal principle automatic-sealed pre-extract opening on vacuum chamber, supporter and getter are arranged in described vacuum chamber.
2. the metal composite evacuated panel that getter is arranged as claimed in claim 1, is characterized in that describedly having the metal composite evacuated panel of getter to comprise surface plate, curved slab, bending plate and sketch plate.
3. the metal composite evacuated panel that getter is arranged as claimed in claim 1, is characterized in that described articulamentum is bonding adhesive or plastic sheet.
4. the metal composite evacuated panel that getter is arranged as claimed in claim 1, is characterized in that, in described articulamentum, enhancement Layer or stiffener to be arranged.
5. the metal composite evacuated panel that getter is arranged 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, make it form overlap edge, the limit section heat bridge impact while installing to reduce.
6. the metal composite evacuated panel that getter is arranged as claimed in claim 1, is characterized in that described vacuum chamber is for low radial chamber.
7. the metal composite evacuated panel that getter is arranged as claimed in claim 1, is characterized in that described welding comprises melting welding, pressure welding and soldering.
8. the metal composite evacuated panel that getter is arranged as claimed in claim 1, is characterized in that above support has one to several layers.
9. the metal composite evacuated panel that getter is arranged as claimed in claim 1, is characterized in that described getter automatic activation under high temperature, high vacuum in the sealing process.
10. the described preparation method that the metal composite evacuated panel of getter is arranged of claim 1 to 9 any one is characterized in that comprising the following steps:
The first step, make respectively two panels and two metal sheets that are used to form vacuum chamber according to shape and the size of the metal composite evacuated panel that getter is arranged of required making, two metal sheets that are used to form vacuum chamber are carried out to the flanging moulding and make supporter and extract opening at least one metal sheet;
Second step, first be joined together to form composite plate, also reserved bleed-off passage by articulamentum and two metal sheets respectively by two panels, then two composite plates alignment fastened and weld together; Two metal sheet alignment that perhaps first will be used to form vacuum chamber fasten and weld together, then are joined together to form composite plate, also reserved bleed-off passage by articulamentum and two metal sheets; Getter is placed in vacuum chamber, solder is placed in extract opening, and composite plate is sent in vacuum drying oven, once can send into several piece;
The 3rd step, first vacuum drying oven is warming up to the curing temperature of articulamentum, again vacuum drying oven is evacuated to below 0.1Pa, then vacuum drying oven is warming up to the temperature of sealing, the solder fusing is by the extract opening self-closed, solidify and rear vacuum chamber is realized to the tightness welding with stove cooling, solder, open the metal composite evacuated panel 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 |
Applications Claiming Priority (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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| Publication Number | Publication Date |
|---|---|
| CN103422634A true CN103422634A (en) | 2013-12-04 |
| CN103422634B CN103422634B (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310298482.9A Active CN103422634B (en) | 2013-07-17 | 2013-07-17 | Metal composite vacuum plate having getter and preparation method thereof |
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| CN (1) | CN103422634B (en) |
Cited By (1)
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| CN103422634B (en) | 2016-03-30 |
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