CN104295015A - Metal vacuum insulation plate with getter and preparation method thereof - Google Patents
Metal vacuum insulation plate with getter and preparation method thereof Download PDFInfo
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- CN104295015A CN104295015A CN201310298455.1A CN201310298455A CN104295015A CN 104295015 A CN104295015 A CN 104295015A CN 201310298455 A CN201310298455 A CN 201310298455A CN 104295015 A CN104295015 A CN 104295015A
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Abstract
The invention discloses a metal vacuum insulation plate with a getter. The metal vacuum insulation plate comprises a shell, a core material and a vacuum cavity, and is characterized in that the shell is a metal plate or a metal composite plate, wherein the core material is positioned in the vacuum cavity for providing additional strength to the shell and guaranteeing the flatness of the shell under atmospheric pressure; the vacuum cavity is a closed cavity formed by performing the welding edge sealing under normal pressure and the high-temperature opening sealing under vacuum for the shell; the opening sealing is a step that a prefabricated extraction opening in the shell is automatically sealed in a vacuum furnace by using a low-temperature solder according to a liquid sealing principle; and the getter is arranged in the vacuum cavity. A preparation method of the metal vacuum insulation plate is simple; and the prepared metal vacuum insulation plate with the getter can overcome the defects of a traditional insulation plate and a traditional vacuum insulation plate, and can improve the strength, and the heat insulation, sound insulation, fire prevention and decoration functions.
Description
Technical field
The present invention relates to vacuum heat-insulating plate, particularly relate to a kind of metal vacuum thermal insulation slab 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, core moisture is high, 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 after mounting.
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 vacuum thermal insulation slab having getter and preparation method thereof is provided, this have the preparation method technique of the metal vacuum thermal insulation slab of getter simple, the prepared metal vacuum thermal insulation slab 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 vacuum thermal insulation slab 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 vacuum thermal insulation slab having getter, comprise shell, core and vacuum chamber, it is characterized in that described shell is metal sheet or composite metal plate, described core is positioned at vacuum chamber for described shell provides additional strength, ensure shell planarization under atmospheric pressure, described vacuum chamber welds edge sealing at ambient pressure by shell, 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 prefabricated extract opening on shell, 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 vacuum thermal insulation slab of getter, it is characterized in that comprising the following steps:
The first step, the have shape of the metal vacuum thermal insulation slab of getter and size according to required making make two pieces of Shell Plates respectively, and it is shaping and make extract opening on one piece of Shell Plate two pieces of Shell Plates to be carried out flanging;
Second step, first by after core drying and moulding, puts into the cavity that two pieces of Shell Plates are formed, then by the periphery welded seal of two pieces of Shell Plates; Send into after extract opening place places solder in vacuum drying oven, once can send into several piece;
3rd step, first vacuum drying oven is warming up to the temperature being conducive to being vented, again vacuum drying oven is evacuated to below 100Pa, 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 vacuum thermal insulation slab that vacuum drying oven obtains getter.
Wherein, the metal vacuum thermal insulation slab 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 vacuum thermal insulation slab of getter is had to have connector for installing or groove or hole etc. described in.
Wherein, described shell is metal sheet or composite metal plate, as iron plate, corrosion resistant plate, aluminium alloy plate etc., can have decoration, overcoat above it, as coating, electrodeposited coating, F-C paint and decorative panel etc.;
Further, the preferred ultra thin plate of described shell, with weight reduction and cost;
Further, described shell can be commaterial, also can be two kinds of different materials.
Wherein, described core is inorganic heat insulation material, as glass fiber, pearlife, perlite, vermiculite, aeroge etc.
Wherein, can there be infrared reflective material described core inside as aluminium foil etc., to reduce radiant heat transfer.
Wherein, described core through preliminarily dried, pack, vacuumize after put into described shell again, to reduce shell deflection under atmospheric pressure, to keep the planarization of shell.
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, described vacuum chamber is Low emissivity chamber, and namely its metal sheet is Low emissivity plate, as adopted mirror board etc., 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 1-100Pa, is preferably 5-50Pa; The temperature of described vacuum drying oven is 150-450 DEG C, is preferably 280-350 DEG C.
The invention has the beneficial effects as follows:
Of the present invention have the hermetically-sealed construction of its getter of metal vacuum thermal insulation slab 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; Shell is that metal sheet or composite metal plate are made, so have fabulous tightness, puncture-resistant intensity and low emissivity, through high temperature, high vacuum, thoroughly can eliminate the impact of core contained humidity, thus not only heat-proof quality is good but also have extremely long application life; Of the present invention have the metal vacuum thermal insulation slab of getter to be formed by the Material cladding of several difformity and material, prevents resonance effects during sound transmission, so have good sound insulation value; Metal vacuum thermal insulation slab by getter of the present invention forms primarily of metal material, and inorganic material selected by core, so have good fireproof performance; Of the present invention have its shell of metal vacuum thermal insulation slab of getter can select various metals plate or paste other decorative panels, 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 vacuum thermal insulation slab of getter to be composited by multiple material, so not only thickness is thin, lightweight, and has very high mechanical strength; Of the present invention have the metal vacuum thermal insulation slab 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 vacuum thermal insulation slab 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 vacuum thermal insulation slab 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.; High-temperature field can also be used for, as the Surgery therapy etc. of various body of heater.
Accompanying drawing explanation
Fig. 1 is the metal vacuum heat-insulating plate structure schematic diagram having getter of the present invention.
In figure: 1. shell, 2. core, 3. extract opening, 4. solder, 5. 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 shell 1, core 2 and extract opening 3 the metal vacuum thermal insulation slab of getter, shell 1 by thickness be the corrosion resistant plate of 0.15-1.5mm, galvanized sheet, the metal sheet such as electrolytic tinplate or aluminium alloy plate form; Core 2 is glass fiber, pearlife, perlite, vermiculite, aeroge etc., and getter 5 is placed in core 2, preferably core 2 is carried out the process such as drying, plastic bag packaging, forvacuum; The air exhaust nozzle that extract opening 3 is directly stamped out by the upper metal sheet of shell 1 and seal cover form, and place solder 4 in air exhaust nozzle as tin, zinc, magnesium and low-melting alloy thereof, and solder 4 dissolves and automatically to seal extract opening 3 afterwards.Have the preparation method of the metal vacuum thermal insulation slab of getter as follows: the corrosion resistant plate that first cutting two pieces is onesize for making shell 1, and utilize the mode of punching press to two pieces of corrosion resistant plates carry out flanging shaping and make extract opening 3; Next is by certain particle size pearlife or perlite etc. after the drying of continous way kiln, and getter 5 is placed in core 2, loads in polybag, after vacuumizing and seals, become the core 2 with less volume and certain shape; Just treated core 2 again, the cavity putting into two pieces of shells 1 compositions forms composite plate, utilizes seam welder by the edge welded seal of shell 1 together, and in extract opening 3, places solder 4 in advance; Finally one piece or composite plate are in batch sent in vacuum drying oven, the polybag first heating, make packaging core 2 melts, be evacuated to below 100Pa again, temperature when vacuumizing is preferably more than 300 DEG C, to promote the especially eliminating of moisture and the activation of getter of vacuum intracavity gas, after vacuum reaches, be warming up to sealing temperature again, solder 4 melts extract opening 3 self-closed, lower the temperature with stove, solder 4 solidifies final vacuum chamber and realizes airtight sealing, opens the metal vacuum thermal insulation slab that vacuum drying oven obtains getter; In order to protecting sheathing 1 with play decoration function, fluid sealant is smeared at extract opening 3 place, the surface of shell 1 can brushing F-C paint or sticking decorative board.
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 vacuum thermal insulation slab of getter, comprise shell, core and vacuum chamber, it is characterized in that described shell is metal sheet or composite metal plate, described core is positioned at vacuum chamber for described shell to be provided additional strength, ensures shell planarization under atmospheric pressure, described vacuum chamber is the closed cavity welding edge sealing, under vacuo high temperature sealing at ambient pressure by shell and formed, described sealing utilizes solder according to hydraulic seal principle automatic-sealed in a vacuum furnace prefabricated extract opening on shell, has getter in described vacuum chamber.
2. there is the metal vacuum thermal insulation slab of getter as claimed in claim 1, described in it is characterized in that, have the metal vacuum thermal insulation slab of getter to comprise surface plate, curved slab, bending plate and sketch plate.
3. there is the metal vacuum thermal insulation slab of getter as claimed in claim 1, it is characterized in that described core is glass fiber, pearlife, perlite, vermiculite or aeroge.
4. have the metal vacuum thermal insulation slab of getter as claimed in claim 1, it is characterized in that described core through preliminarily dried, pack, vacuumize after put into described shell again.
5. there is the metal vacuum thermal insulation slab 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 vacuum thermal insulation slab of getter as claimed in claim 1, it is characterized in that the inwall of described vacuum chamber can have coating that is heat insulation, sound insulation.
7. there is the metal vacuum thermal insulation slab 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 vacuum thermal insulation slab of getter as claimed in claim 1, it is characterized in that can there be infrared reflective material described core inside as aluminium foil.
9. there is the metal vacuum thermal insulation slab 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 vacuum thermal insulation slab 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 vacuum thermal insulation slab of getter and size according to required making make two pieces of Shell Plates respectively, and it is shaping and make extract opening on one piece of Shell Plate two pieces of Shell Plates to be carried out flanging;
Second step, first by after core drying and moulding, puts into the cavity that two pieces of Shell Plates are formed, then by the periphery welded seal of two pieces of Shell Plates; Send into after extract opening place places solder in vacuum drying oven, once can send into several piece;
3rd step, first vacuum drying oven is warming up to the temperature being conducive to being vented, again vacuum drying oven is evacuated to below 100Pa, 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 vacuum thermal insulation slab that vacuum drying oven obtains getter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310298455.1A CN104295015A (en) | 2013-07-17 | 2013-07-17 | Metal vacuum insulation plate with getter and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310298455.1A CN104295015A (en) | 2013-07-17 | 2013-07-17 | Metal vacuum insulation plate with getter and preparation method thereof |
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| Publication Number | Publication Date |
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| CN104295015A true CN104295015A (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310298455.1A Withdrawn CN104295015A (en) | 2013-07-17 | 2013-07-17 | Metal vacuum insulation plate with getter and preparation method thereof |
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| CN (1) | CN104295015A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113134279A (en) * | 2021-04-06 | 2021-07-20 | 三河市华臻新材料有限公司 | Normal-temperature vacuum getter and preparation method thereof |
| CN114279896A (en) * | 2020-09-27 | 2022-04-05 | 上海交通大学 | Sealing chamber seat dripping method for observing wetting angle of molten aluminum |
| CN115435182A (en) * | 2022-10-24 | 2022-12-06 | 四川空分设备(集团)有限责任公司 | Vacuum pipeline and preparation process thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1850502A (en) * | 2005-04-22 | 2006-10-25 | 海尔集团公司 | Aerospace thermal-insulated plate and its preparing process |
| CN201628052U (en) * | 2010-03-12 | 2010-11-10 | 福建赛特新材料有限公司 | Vacuum heat-insulating shield |
| CN201651672U (en) * | 2009-10-27 | 2010-11-24 | 滁州银兴电气有限公司 | Low-cost compound type vacuum heat-insulating board |
| CN102501295A (en) * | 2011-10-18 | 2012-06-20 | 成都思摩纳米技术有限公司 | Preparation method of building thermal insulation material and building thermal insulation material |
| CN202507613U (en) * | 2012-04-06 | 2012-10-31 | 徐林波 | Novel vacuum heat insulation board |
| CN203036192U (en) * | 2012-08-28 | 2013-07-03 | 李顺贤 | High-strength vacuum insulated panel |
-
2013
- 2013-07-17 CN CN201310298455.1A patent/CN104295015A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1850502A (en) * | 2005-04-22 | 2006-10-25 | 海尔集团公司 | Aerospace thermal-insulated plate and its preparing process |
| CN201651672U (en) * | 2009-10-27 | 2010-11-24 | 滁州银兴电气有限公司 | Low-cost compound type vacuum heat-insulating board |
| CN201628052U (en) * | 2010-03-12 | 2010-11-10 | 福建赛特新材料有限公司 | Vacuum heat-insulating shield |
| CN102501295A (en) * | 2011-10-18 | 2012-06-20 | 成都思摩纳米技术有限公司 | Preparation method of building thermal insulation material and building thermal insulation material |
| CN202507613U (en) * | 2012-04-06 | 2012-10-31 | 徐林波 | Novel vacuum heat insulation board |
| CN203036192U (en) * | 2012-08-28 | 2013-07-03 | 李顺贤 | High-strength vacuum insulated panel |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114279896A (en) * | 2020-09-27 | 2022-04-05 | 上海交通大学 | Sealing chamber seat dripping method for observing wetting angle of molten aluminum |
| CN113134279A (en) * | 2021-04-06 | 2021-07-20 | 三河市华臻新材料有限公司 | Normal-temperature vacuum getter and preparation method thereof |
| CN115435182A (en) * | 2022-10-24 | 2022-12-06 | 四川空分设备(集团)有限责任公司 | Vacuum pipeline and preparation process thereof |
| CN115435182B (en) * | 2022-10-24 | 2023-01-06 | 四川空分设备(集团)有限责任公司 | Vacuum pipeline and preparation process thereof |
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Application publication date: 20150121 |