CN203808765U - Composite hollow glass for buildings - Google Patents
Composite hollow glass for buildings Download PDFInfo
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- CN203808765U CN203808765U CN201420250455.4U CN201420250455U CN203808765U CN 203808765 U CN203808765 U CN 203808765U CN 201420250455 U CN201420250455 U CN 201420250455U CN 203808765 U CN203808765 U CN 203808765U
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- glassy layer
- hollow glass
- film layers
- combined type
- layer
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- 239000011521 glass Substances 0.000 title claims abstract description 135
- 239000002131 composite material Substances 0.000 title abstract 5
- 238000005485 electric heating Methods 0.000 claims abstract description 70
- 238000010438 heat treatment Methods 0.000 claims abstract description 59
- 239000006117 anti-reflective coating Substances 0.000 claims description 56
- 239000005341 toughened glass Substances 0.000 claims description 23
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 22
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 22
- 125000006850 spacer group Chemical group 0.000 claims description 15
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000004814 polyurethane Substances 0.000 claims description 9
- 238000007171 acid catalysis Methods 0.000 claims description 8
- 238000005815 base catalysis Methods 0.000 claims description 8
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 8
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 8
- 229920002635 polyurethane Polymers 0.000 claims description 7
- 239000002274 desiccant Substances 0.000 claims description 6
- 239000002808 molecular sieve Substances 0.000 claims description 6
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 6
- 241000446313 Lamella Species 0.000 claims description 5
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 5
- HGBOYTHUEUWSSQ-UHFFFAOYSA-N valeric aldehyde Natural products CCCCC=O HGBOYTHUEUWSSQ-UHFFFAOYSA-N 0.000 claims description 5
- 230000003667 anti-reflective effect Effects 0.000 claims description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical group [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 239000010937 tungsten Substances 0.000 claims description 4
- 230000035699 permeability Effects 0.000 abstract description 5
- 230000003287 optical effect Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 abstract 14
- 239000012790 adhesive layer Substances 0.000 abstract 3
- 238000000034 method Methods 0.000 description 20
- 238000002360 preparation method Methods 0.000 description 20
- 238000013461 design Methods 0.000 description 14
- 239000004744 fabric Substances 0.000 description 10
- 238000007789 sealing Methods 0.000 description 8
- 238000004528 spin coating Methods 0.000 description 8
- 230000035882 stress Effects 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 238000003980 solgel method Methods 0.000 description 6
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 238000004026 adhesive bonding Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 239000000565 sealant Substances 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000005345 chemically strengthened glass Substances 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
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- 239000011347 resin Substances 0.000 description 2
- 239000005336 safety glass Substances 0.000 description 2
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- 230000000007 visual effect Effects 0.000 description 2
- 229910008051 Si-OH Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910002808 Si–O–Si Inorganic materials 0.000 description 1
- 229910006358 Si—OH Inorganic materials 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 229910003089 Ti–OH Inorganic materials 0.000 description 1
- 229910003088 Ti−O−Ti Inorganic materials 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
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- 238000010276 construction Methods 0.000 description 1
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Landscapes
- Joining Of Glass To Other Materials (AREA)
Abstract
The utility model discloses composite hollow glass for buildings. The composite hollow glass comprises a first glass layer, a second glass layer, a third glass layer and a fourth glass layer which are combined sequentially. The first glass layer is adhered to the second glass layer through a first adhesive layer, and a first antireflection film and a second antireflection film respectively coat the outer side surfaces of the first glass layer and the second glass layer. The third glass layer is adhered to the fourth glass layer through a second adhesive layer, and a third antireflection film and a fourth antireflection film respectively coat the outer side surfaces of the third glass layer and the fourth glass layer. The edge of the outer side surface of the second glass layer is adhered to the edge of the outer side surface of the third glass layer through a spacing strip in a sealed manner. The composite hollow glass further comprises a first electric heating component disposed in the first adhesive layer. The electric heating component is connected with a power supply and used for heating the hollow glass. The composite hollow glass is excellent in mechanical property, thermal property and optical property, and permeability and temperature controllability requirements of medium and high-grade high-rise residential buildings can be satisfied.
Description
Technical field
The utility model belongs to building material technical field, particularly relates to a kind of combined type hollow glass for building.
Background technology
Along with the step of urbanization progress is more and more faster, the building forms in house also become increasing.Graceful glass component attractive in appearance, functional safety is just progressively subject to domestic and international designer's favor, and this directly causes all kinds of safety glasses and special glass fast-developing in building glass industry.Building glass is from progressively developing into and have light and control, regulate the room temperature, reduce noise, improve the multi-functionals such as dwelling environment as daylighting, decorative material material merely.
Window is the chief component in buildings exterior-protected structure, and the performance quality of window will greatly have influence on the heating air conditioning energy consumption of building, indoor acousto-optic thermal environment and air quality.Hollow glass is the New Building Materials that a kind of heat-insulating sound-insulating is good, beautiful and applicable, also can reduce building deadweight, by American, is invented in 1865.Hollow glass, except sound insulation function, has the effects such as energy-conservation, safe in addition, is mainly used in external wall, door and window etc.As the core component of the exterior window of energy saving, hollow glass has obtained being widely used in developed country.
At present, for most of hollow glass of domestic construction, be common safety glass, cannot meet medium and high-grade high residential building to a series of performance requirements such as permeability, temperature controls.Inventor, in realizing process of the present utility model, finds that prior art at least exists following shortcoming: the sunlight transmitance of conventional hollow glass is not high; When indoor/outdoor temperature-difference is larger, glass is easily tied mist, affect daylighting effect, especially winter temperature low ice and snow in China northern territory is many, condense in ice and snow on glass and cause appreciating outdoor scenery, therefore combined type hollow glass provided by the utility model is particularly important to the functional lifting of high-end residential.
Summary of the invention
The purpose of this utility model is to propose a kind of combined type hollow glass for building, to solve the not high problem of sunlight transmitance of conventional hollow glass; And glass is easily tied the problem that mist affects daylighting effect when indoor/outdoor temperature-difference is larger.
In order to solve the problems of the technologies described above, the utility model has adopted following technical scheme:
First aspect of the present utility model, provides a kind of combined type hollow glass for building, and comprising:
The first glassy layer of combination, the second glassy layer, the 3rd glassy layer and the 4th glassy layer successively;
Between the first glassy layer and the second glassy layer, by the first film layers, bond; The first side of described the first glassy layer is coated with the first antireflective coating, and the second side of described the first glassy layer and the first side of described the second glassy layer are bonding, and the second side of described the second glassy layer is coated with the second antireflective coating;
Between the 3rd glassy layer and the 4th glassy layer, by the second film layers, bond; The first side of described the 3rd glassy layer is coated with the 3rd antireflective coating, and the first side of the second side of described the 3rd glassy layer and described the 4th glassy layer is bonding, and the second side of described the 4th glassy layer is coated with the 4th antireflective coating;
Between the second lateral edge place of described the second glassy layer and the edge of described the 3rd glassy layer the first side, by spacer bar, seal bondingly, between the second glassy layer and the 3rd glassy layer, form hollow layer;
Also comprise the first electric-heating assembly, described the first electric-heating assembly is arranged in described the first film layers, and described electric-heating assembly is connected with power supply, to heat described hollow glass.
In conjunction with first aspect, in the possible implementation of the first, described the first electric-heating assembly comprises heating wire, inputs the bus that confluxes, exports conflux bus, input lead and output lead; Wherein,
Described heating wire is at least one, and described heating wire is laid in described the first film layers;
Described input bus, the described output bus that confluxes that confluxes is arranged in described the first film layers; The described input bus that confluxes is electrically connected to respectively at one end of described heating wire, and the described output bus that confluxes is electrically connected to respectively at the other end of described heating wire;
Input lead and the input bus that confluxes is electrically connected to, and extends combined type hollow glass; Output lead and the output bus that confluxes is electrically connected to, and extends combined type hollow glass.
In conjunction with first aspect, in the possible implementation of the second, also comprise at least one group of the second electric-heating assembly, between described the first electric-heating assembly and the second electric-heating assembly, be connected in parallel.
In conjunction with the possible implementation of the first of first aspect, in the third possible implementation, described heating wire is tungsten heating wire, and diameter is 0.05～0.3mm.
In conjunction with first aspect, in the 4th kind of possible implementation, described the first glassy layer, the second glassy layer are chemically toughened glass layer, and surface stress is 600～900MPa, and thickness is 3～10mm.
In conjunction with first aspect, in the 5th kind of possible implementation, described the 3rd glassy layer, the 4th glassy layer are physical toughened glassy layer, and surface stress is 60～110MPa, and thickness is 3～10mm.
In conjunction with first aspect, in the 6th kind of possible implementation, described the first film layers is a kind of in polyurethane adhesive lamella, polyvinyl alcohol butyraldehyde (PVB) film layers and ethylene-vinyl acetate copolymer (EVA) film layers; The thickness of described the first film layers is 0.1～2.5mm;
Described the second film layers is a kind of in polyurethane adhesive lamella, polyvinyl alcohol butyraldehyde (PVB) film layers, ethylene-vinyl acetate copolymer (EVA) film layers; The thickness of described the second film layers is 0.1～2.5mm.
In conjunction with first aspect, in the 7th kind of possible implementation, described the first antireflective coating, the 4th antireflective film are the SiO of acid catalysis dense form
2monofilm, TiO
2monofilm, SiO
2/ TiO
2duplicature or SiO
2/ TiO
2/ SiO
2multilayer complex films, is guaranteeing, under the condition of high permeability, to have excellent adhesion strength;
The second antireflective coating, the 3rd antireflective film are the SiO of base catalysis porous type
2monofilm, TiO
2monofilm, SiO
2/ TiO
2duplicature or SiO
2/ TiO
2/ SiO
2multilayer complex films, its transmitance can regulate accordingly according to user's designing requirement;
The thickness of described antireflective coating is 100～500nm.
In conjunction with first aspect, in the 8th kind of possible implementation, in described hollow layer, be filled with molecular sieve desiccant, to guarantee the aridity of described hollow layer.
As above a preparation method for combined type hollow glass for building, comprises the steps:
Step 1, according to the Demand Design face type of combined type hollow glass for building, prepares the first glassy layer, the second glassy layer, the 3rd glassy layer and the 4th glassy layer according to conventional preparation method;
Step 2, preparation is coated with the first glassy layer, the 4th glassy layer of dense form antireflective coating;
Adopt sol-gel process to prepare acid catalysis antireflective coating colloidal sol;
Adopt that high speed spin coating process or czochralski method are coated to the acid catalysis antireflective coating colloidal sol of preparation on the first side of described the first glassy layer, on the second side of the 4th glassy layer;
Step 3, preparation is coated with the second glassy layer, the 3rd glassy layer of porous type antireflective coating;
Adopt sol-gel process to prepare base catalysis antireflective coating colloidal sol;
Adopt that high speed spin coating process or czochralski method are coated to the base catalysis antireflective coating colloidal sol of preparation on the second side of described the second glassy layer, on the first side of the 3rd glassy layer;
Step 4, selects film, and the selected film of design size cutting according to glassy layer, makes the first film layers, the second film layers;
Step 5, is laid in electric-heating assembly in described the first film layers;
Step 6, the second side by resulting the first film layers lay of having laid electric-heating assembly in described step 5 to resulting the first glassy layer in step 2, and make the input lead of described electric-heating assembly and output lead lean out described the first glassy layer; In the first film layers, lay the second glassy layer obtains assembly one, and assembly one is put into vacuum bag and vacuumized;
Step 7, is laid in the second film layers on the first side of described the 4th glassy layer, then the second side lay of the 3rd glassy layer on the second film layers, obtain assembly two, assembly two is put into vacuum bag and is vacuumized;
Step 8, puts into autoclave by the vacuum bag having vacuumized in step 6,7, under 125～130 ℃, 1～1.5Mpa, reacts 1.5～2.5h, removes vacuum bag; In spacer bar, pour into molecular sieve desiccant, make afterwards described spacer bar bond with the second lateral edge place of the second glassy layer and the edge of the 3rd glassy layer the first side respectively; Then by hollow line equipment, assembly one is compressed and obtains hollow layer with described assembly two; Finally utilization is beaten gluing equipment assembly one, assembly two surroundings and spacer bar surrounding is evenly applied to edge sealing with fluid sealant, obtains the combined type hollow glass for building.
Compared with prior art, the beneficial effects of the utility model are:
The combined type hollow glass for building that the utility model provides has excellent mechanical property, thermal property and optical property, can guarantee the requirement of medium and high-grade high residential building to permeability, temperature control.
(1) the combined type hollow glass for building that the utility model provides passes through to apply antireflective coating to improve the light transmission of hollow glass at glassy layer outer surface.The first glassy layer, the second glassy layer adopt chemically toughened glass to improve the impact strength of hollow glass, make it have excellent mechanical property.The 3rd glassy layer, the 4th glassy layer adopt physical toughened glass, and by such design, the personnel of being convenient to high residential building escape by smashing hollow glass in the situation of jeopardizing.
(2) by laying heating wire in the first film layers, by wire, heating wire is connected with extraneous power supply, realization is not in the situation that affect the normal printing opacity of the hollow glass of high residential building, first floor glass (the first glassy layer for hollow, towards external environment) carry out electrical heating, thereby effectively remove the frost of combined type hollow glass first floor glass surface, avoided due to the situation that condenses in frost on glass and cause appreciating outdoor scenery.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is a kind of embodiment of the utility model for the tangent plane schematic diagram at the combined type hollow glass edge of building;
Fig. 2 is that a kind of embodiment of the utility model is for the tangent plane schematic diagram in the middle part of the combined type hollow glass of building;
Fig. 3 is that the first electric-heating assembly of a kind of embodiment of the utility model is laid in the first film layers schematic diagram;
Fig. 4 is that the first electric-heating assembly and the second electric-heating assembly of the another kind of embodiment of the utility model is laid in the first film layers schematic diagram.
In accompanying drawing, the list of parts of each label representative is as follows:
11, the first glassy layer, 12, the second glassy layer, the 13, the 3rd glassy layer, the 14, the 4th glassy layer, 15, the first film layers, 16, the second film layers, 17, spacer bar, 18, sealing joint strip, 19, hollow layer, 21, the first antireflective coating, the 22, second antireflective coating, the 23, the 3rd antireflective coating, 24, the 4th antireflective coating, 3, the first electric-heating assembly, 31, heating wire, 32, the input bus that confluxes, 33, input lead, 34, the output bus that confluxes, 35, output lead, the 4, second electric-heating assembly.
The specific embodiment
Below in conjunction with specific embodiment, the utility model is described in further detail, but not as to restriction of the present utility model.
The problem that the combined type hollow glass for building in the utility model embodiment solves is that the sunlight transmitance of conventional hollow glass is not high; And glass is easily tied mist and is affected daylighting effect when indoor/outdoor temperature-difference is larger.
In order to solve the problems of the technologies described above, in a kind of embodiment of the present utility model, provide a kind of combined type hollow glass for building, comprising:
The first glassy layer 11, the second glassy layer 12, the 3rd glassy layer 13 and the 4th glassy layer 14 of combination successively;
Between the first glassy layer and the second glassy layer, by the first film layers 15, bond; The first side of described the first glassy layer is coated with the first antireflective coating 21, and the second side of described the first glassy layer and the first side of described the second glassy layer are bonding, and the second side of described the second glassy layer is coated with the second antireflective coating 22;
Between the 3rd glassy layer and the 4th glassy layer, by the second film layers 16, bond; The first side of described the 3rd glassy layer is coated with the 3rd antireflective coating 23, and the first side of the second side of described the 3rd glassy layer and described the 4th glassy layer is bonding, and the second side of described the 4th glassy layer is coated with the 4th antireflective coating 24;
Bonding by spacer bar 17 sealings between the second lateral edge place of described the second glassy layer and the edge of described the 3rd glassy layer the first side, between the second glassy layer and the 3rd glassy layer, form hollow layer 19; Between the second lateral edge place of the second glassy layer and the edge of the 3rd glassy layer the first side, sealing bonding spacer bar can bond by sealing joint strip 18, also can use the satisfactory glue bonding of other sealings and bond effect, specifically in embodiment of the present utility model, not be restricted.
Also comprise the first electric-heating assembly 3, described the first electric-heating assembly is arranged in described the first film layers, and described the first electric-heating assembly is connected with power supply, to heat described hollow glass.
The first electric-heating assembly is connected with extraneous power supply, so that the first glassy layer is heated, remove accumulated snow or the frost on combined type hollow glass outermost layer glass (the first glassy layer) surface, avoid the low problem that causes appreciating outdoor scenery of light transmittance causing due to reasons such as combined type hollow glass surface accumulated snow or icing frosts, and extended the application life of combined type hollow glass.
In specific implementation process, as shown in Figure 3, described the first electric-heating assembly 3 comprises heating wire 31, inputs the bus 32 that confluxes, exports conflux bus 34, input lead 33 and output lead 35; Wherein, described heating wire is at least one, and described heating wire is laid in described the first film layers; Described input bus, the described output bus that confluxes that confluxes is arranged in described the first film layers; The described input bus that confluxes is electrically connected to respectively at one end of described heating wire, and the described output bus that confluxes is electrically connected to respectively at the other end of described heating wire; Input lead and the input bus that confluxes is electrically connected to, and extends combined type hollow glass; Output lead and the output bus that confluxes is electrically connected to, and extends combined type hollow glass.Heating wire in the present embodiment is tungsten heating wire, and diameter is 0.1～0.2mm.When if the diameter of heating wire is meticulous, at easy fracture of wire of the cloth silk stage of film, thereby cause electric-heating assembly normally to work; If the diameter of heating wire is crossed when thick, can take more film space, cause the first film layers firmly bonding the first glassy layer and the second glassy layer; When the diameter of heating wire is during at 0.1～0.2mm, can guarantee the work that electric-heating assembly is permanently effective, can guarantee that again the first film layers has good cementability.Because the heating wire being dispersed in the first film layers is not easy to maintenance, and the application life of combined type hollow glass is generally more than 20 years, its environment for use mostly is again the cold natural environment in the north, therefore need heating wire to there is enough stability and corrosion resistance, tungsten heating wire plasticity is better, when applied at elevated temperature, its structure is difficult for changing, and corrosion resistance is strong, is therefore particularly useful for the highrise building hollow glass of northern area.
When running into ice and snow, during sleet weather, the described input lead of combined type hollow glass and the output of extraneous power supply are connected, its output lead is connected with the input of extraneous power supply, make electric-heating assembly and the extraneous power supply of described combined type hollow glass form closed loop, the electric current that extraneous power supply provides flows into input lead by its output, via input lead, flow into and input the bus that confluxes, by the input bus that confluxes, branch to heating wire in parallel, by heating wire, produce heat, melt and cover the ice and snow on first glassy layer with antireflective coating, the electric current of heating wire of flowing through collects at the output bus that confluxes, via the input that is back to extraneous power supply of output lead.In the present embodiment by heating wire being set in the first film layers, by input lead, output lead, heating wire is connected with extraneous power supply, realization is not in the situation that affecting the normal printing opacity of combined type hollow glass, for the first glassy layer of hollow glass carries out electrical heating, effectively remove accumulated snow or the frost on the first glassy layer surface of combined type hollow glass, avoided that the light transmittance that causes due to combined type hollow glass surface accumulated snow or the reasons such as frost of freezing is low, the phenomenon of the phenomenon that causes appreciating outdoor scenery.Preferably, the input lead on electric-heating assembly can be connected with the output of temperature controller, and the output of the output lead on electric-heating assembly is connected with the input of temperature controller, and the heating function of combined type hollow glass can be controlled and opened or close by temperature controller.Electric-heating assembly is connected with temperature controller, can pass through temperature controller preset temperature parameter, controls the heating starting of electric-heating assembly, realizes automatic de-icing frost under low temperature, is particularly useful for the severe northern area of environment.
As shown in Figure 4, another embodiment of the present utility model proposes a kind of hollow glass, compare with above-described embodiment, in the present embodiment, adopt two groups of electric-heating assemblies, two groups of electric-heating assemblies are in parallel, and in the present embodiment, two of combined type hollow glass groups of electric-heating assemblies are positioned at the diverse location of the first film layers, and the center line of combined type hollow glass of take is boundary, the first electric-heating assembly 3 is positioned at the left side of combined type hollow glass, and the second electric-heating assembly 4 is positioned at the right-hand part of combined type hollow glass.The input lead of the first electric-heating assembly is connected with the output of the first temperature controller, and the output lead of the first electric-heating assembly is connected with the input of the first temperature controller, and this first electric-heating assembly is controlled by the first temperature controller; The input lead of the second electric-heating assembly is connected with the output of the second temperature controller, and the output lead of the second electric-heating assembly is connected with the input of the second temperature controller, and the second electric-heating assembly is controlled by the second temperature controller.In other embodiments, the quantity of electric-heating assembly also can be for more than two, can electric-heating assembly need to be set according to the size of combined type hollow glass and concrete use, in each electric-heating assembly, the quantity of each parts, model and layout can be the same or different.Because the area of combined type hollow glass is larger, phenomenon in northern China region ubiquity in winter accumulated snow, frost, by subregion on described combined type hollow glass, electric-heating assembly is set, control respectively the electric-heating assembly in each region, can remove more targetedly the ice and snow frost on hollow glass, energy-conserving and environment-protective more.
In specific implementation process, the first glassy layer on hollow glass, the second glassy layer are chemically toughened glass layer, and the surface stress of this chemically toughened glass layer is 600～900MPa, thickness is 3～10mm, this chemically toughened glass layer with antireflective coating not only has preferably light transmission, also have excellent impact strength, enough enabling capabilities, can guarantee that combined type hollow glass meets design surface type.The 3rd glassy layer, the 4th glassy layer in the present embodiment are physical toughened glassy layer, and the surface stress of this physical toughened glassy layer is 60～110MPa, and thickness is 3～10mm.In the present embodiment, adopt chemically toughened glass as the first glassy layer, second glassy layer of combined type hollow glass, because impact strength, flexural strength and the heat shock resistance of chemically toughened glass is 3～5 times of simple glass, thus the safety that has improved highrise building.In addition, the internal layer of combined type hollow glass (that is, the 3rd glassy layer, the 4th glassy layer) is physical toughened glass, and its surface stress is much smaller than the surface stress of chemically toughened glass, by such design, the personnel of being convenient to highrise building in the situation of jeopardizing by the escape that breaks glass.
In specific implementation process, the first film layers, the second film layers are a kind of in polyurethane adhesive lamella, polyvinyl alcohol butyraldehyde (PVB) film layers, ethylene-vinyl acetate copolymer (EVA) film layers.The thickness of the first film layers, the second film layers is 0.1～2.5mm.The film of the first film layers, the second film layers has good weatherability.Thickness is the first film layers of 0.1～2.5mm, not only can also meet the chemically toughened glass layer (the first glassy layer) and the bonding needed adhesion of chemically toughened glass layer (the second glassy layer) that is coated with antireflective coating by embedding heating wire.
In specific implementation process, antireflective coating, for increasing the transmission of light, improves the definition in the visual field; The thickness of described antireflective coating is 100～500nm.The first antireflective coating, the 4th antireflective coating are the silica (SiO of acid catalysis dense form
2) or titanium dioxide (TiO
2) monofilm, can be also SiO
2/ TiO
2or TiO
2/ SiO
2duplicature can also be SiO
2/ TiO
2/ SiO
2multilayer complex films, is guaranteeing, under the condition of high permeability, to have excellent adhesion strength; The second antireflective coating, the 3rd antireflective coating are the silica (SiO of base catalysis porous type
2) or titanium dioxide (TiO
2) monofilm, can be also SiO
2/ TiO
2or TiO
2/ SiO
2duplicature can also be SiO
2/ TiO
2/ SiO
2multilayer complex films; Because the refractive index of antireflective coating can regulate continuously, thereby effectively reduce the refractive index of bulk material, make hollow glass there is very high light penetration, suitable heat treatment simultaneously can make again Si-OH (or Ti-OH) group in coating aggregate into the cross-linked network structure of Si-O-Si (or Ti-O-Ti), thereby make its resistance to environment (corrosion such as sea water resistance, humidity, soda acid) good stability, hardness is high, adopt compound antireflective coating can further improve the resistance to environmental stability of combined type hollow glass, and reduce sunshine at the reflectivity on hollow glass surface.
In order to ensure the aridity of hollow layer, between the second glassy layer, the 3rd glassy layer and set spacer bar, form and in hollow layer, be filled with molecular sieve desiccant.
The combined type hollow glass that the utility model provides has excellent optical property, mechanical property and thermal property etc., makes it suitable on highrise building, and particularly important to the functional lifting of high-end residential.
In above embodiment, the preparation method of combined type hollow glass for building, comprises the steps:
Step 1, according to the Demand Design face type of combined type hollow glass for building, prepares the first glassy layer, the second glassy layer, the 3rd glassy layer and the 4th glassy layer according to conventional preparation method;
Step 2, preparation is coated with the first glassy layer, the 4th glassy layer of dense form antireflective coating;
Adopt sol-gel process to prepare acid catalysis antireflective coating colloidal sol;
Adopt that high speed spin coating process or czochralski method are coated to the acid catalysis antireflective coating colloidal sol of preparation on the first side of described the first glassy layer, on the second side of the 4th glassy layer;
Step 3, preparation is coated with the second glassy layer, the 3rd glassy layer of porous type antireflective coating;
Adopt sol-gel process to prepare base catalysis antireflective coating colloidal sol;
Adopt that high speed spin coating process or czochralski method are coated to the base catalysis antireflective coating colloidal sol of preparation on the second side of described the second glassy layer, on the first side of the 3rd glassy layer;
Step 4, selects film, and the selected film of design size cutting according to glassy layer, makes the first film layers, the second film layers;
Step 5, is laid in electric-heating assembly in described the first film layers;
Step 6, the second side by resulting the first film layers lay of having laid electric-heating assembly in described step 5 to resulting the first glassy layer in step 2, and make the input lead of described electric-heating assembly and output lead lean out described the first glassy layer; In the first film layers, lay the second glassy layer obtains assembly one, and assembly one is put into vacuum bag and vacuumized;
Step 7, is laid in the second film layers on the first side of described the 4th glassy layer, then the second side lay of the 3rd glassy layer on the second film layers, obtain assembly two, assembly two is put into vacuum bag and is vacuumized;
Step 8, puts into autoclave by the vacuum bag having vacuumized in step 6,7, under 125～130 ℃, 1～1.5Mpa, reacts 1.5～2.5h, removes vacuum bag; In spacer bar, pour into molecular sieve desiccant, make afterwards described spacer bar bond with the second lateral edge place of the second glassy layer and the edge of the 3rd glassy layer the first side respectively; Then by hollow line equipment, assembly one is compressed and obtains hollow layer with described assembly two; Finally utilization is beaten gluing equipment assembly one, assembly two surroundings and spacer bar surrounding is evenly applied to edge sealing with fluid sealant, obtains the combined type hollow glass for building.
The preparation method of another kind of combined type hollow glass, specifically comprises the steps:
Step 1, according to the Demand Design face type of combined type hollow glass for building, prepares the first glassy layer, the second glassy layer, the 3rd glassy layer and the 4th glassy layer according to conventional preparation method;
In this step, the first glassy layer, the second glassy layer are preferably chemically toughened glass layer, and the 3rd glassy layer, the 4th glassy layer are preferably physical toughened glassy layer.Be specially: the design surface type according to combined type hollow glass, glass is cut to moulding, recycling chemical tempering technology is prepared chemically toughened glass layer.The surface stress of prepared chemically toughened glass is 600-900MPa, and thickness is preferably 3-10mm.According to the design surface type of combined type hollow glass, glass for the 3rd glassy layer, the 4th glassy layer is cut respectively to moulding, the conventional physical toughened technology of recycling is prepared respectively physical toughened glass, make the 3rd glassy layer, the 4th glassy layer be respectively physics and just changed glassy layer, and the surface stress that this physics has just been changed glassy layer is 60MPa-110MPa, granularity 35-45, thickness is preferably 3-10mm.
Step 2, preparation is coated with the first glassy layer, the 4th glassy layer of acid catalysis dense form antireflective coating;
In this step, adopt sol-gel process to prepare antireflective coating, wherein, the key reaction raw material of preparing antireflective coating is Si (OC
2h
5)
4or Ti (OC
2h
5)
4, by adding solvent, the acidic catalyst of suitable proportioning, at 30-40 ℃, react 4hr, then ageing 5-20 days at room temperature, finally prepare acid SiO
2and/or TiO
2colloidal sol.Adopt high speed spin coating process or czochralski method by the acid SiO preparing
2and/or TiO
2colloidal sol is coated on chemically toughened glass, the coating that spin coating or lift obtains is standing 1hr in clean, dry room temperature environment first, pretreatment 30min at 50-70 ℃ again, finally at 100-150 ℃ after heat treatment 4hr, obtain the thering is dense form antireflective coating coating chemically toughened glass layer of (refractive index is 1.23-1.33 (300-2500nm place)), wherein, the thickness of dense form antireflective coating coating is 100-500nm, the preferred 3-10mm of thickness of chemically toughened glass.
Step 3, preparation is coated with the second glassy layer, the 3rd glassy layer of base catalysis porous type antireflective coating;
In this step, adopt sol-gel process to prepare antireflective coating, wherein, the key reaction raw material of preparing antireflective coating is Si (OC
2h
5)
4or Ti (OC
2h
5)
4, by adding solvent, the base catalyst of suitable proportioning, at 30-40 ℃, react 4hr, then ageing 5-20 days at room temperature, finally prepare alkaline SiO
2and/or TiO
2colloidal sol.Adopt high speed spin coating process or czochralski method by the acid SiO preparing
2and/or TiO
2colloidal sol is coated on chemically toughened glass, the coating that spin coating or lift obtains is standing 1hr in clean, dry room temperature environment first, pretreatment 30min at 50-70 ℃ again, finally at 100-150 ℃ after heat treatment 4hr, obtain the thering is nanoporous type antireflective coating coating chemically toughened glass layer of (refractive index is 1.13-1.40 (300-2500nm place)), wherein, the thickness of nanoporous type antireflective coating coating is 100-500nm, the preferred 3-10mm of thickness of chemically toughened glass.
Step 4, selects film, and the selected film of design size cutting according to glassy layer, makes the first film layers, the second film layers;
Wherein, for the film of the first film layers, select the PUR of good weatherability, also optional polyurethane or polyvinyl butyral resin (PVB) film.The second film layers is selected the PUR of good weatherability, also optional polyurethane or polyvinyl butyral resin (PVB) film;
Step 5 is laid electric-heating assembly in the first film layers;
In the first film layers, lay heating wire, input the bus that confluxes, export conflux bus, input lead and output lead, specifically comprise: use cloth silk machine cloth silk on the film of the first film layers: according to heating wire quantity and the layout of design, regulate cloth silk spacing and other cloth silk parameters of cloth silk machine; The film cutting is placed on the cylinder of cloth silk machine, adjusts the curvature of heating wire, start cloth silk, after cloth silk finishes, draw the joint at heating wire two ends; On the film of the first film layers, lay and input the bus that confluxes, export the bus that confluxes, one end of heating wire and the input bus that confluxes is connected, the other end and the output bus that confluxes is connected, be specially: the film of the first film layers of the good silk of cloth is lain on operating desk, with conductive silver paste, input bus, the output bus that confluxes that confluxes is sticked on to the predeterminated position of the first film layers, make one end of heating wire and the input bus that confluxes bonding, the other end and the output bus that confluxes is bonding; The input bus that confluxes is connected with input lead, the output bus that confluxes is connected with output lead; Input lead and output lead are leant out to the first film layers, obtain being provided with the first film layers of electric-heating assembly.
Step 6, the second side by resulting the first film layers lay of having laid electric-heating assembly in described step 5 to resulting the first glassy layer in step 2, and make the input lead of described electric-heating assembly and output lead lean out described the first glassy layer; In the first film layers, lay the second glassy layer obtains assembly one, and assembly one is put into vacuum bag and vacuumized;
Step 7, is laid in the second film layers on the first side of described the 4th glassy layer, then the second side lay of the 3rd glassy layer on the second film layers, obtain assembly two, assembly two is put into vacuum bag and is vacuumized;
Step 8, puts into autoclave by the vacuum bag having vacuumized in step 6,7, under 125～130 ℃, 1～1.5Mpa, reacts 1.5～2.5h, removes vacuum bag; In spacer bar, pour into molecular sieve desiccant, make afterwards described spacer bar bond with the second lateral edge place of the second glassy layer and the edge of the 3rd glassy layer the first side respectively; Then by hollow line equipment, assembly one is compressed and obtains hollow layer with described assembly two; Finally utilization is beaten gluing equipment assembly one, assembly two surroundings and spacer bar surrounding is evenly applied to edge sealing with fluid sealant, obtains the combined type hollow glass for building.
Wherein, in this step, owing to being furnished with heating wire in the first film layers, if reaction temperature is too high, the reaction time is long, easily causing heating wire migration,, even there is the phenomenons such as heating wire partial burnt-out opens circuit thereby cause heating inequality in off-design position; If the too low reaction time of heating-up temperature is too short, film cannot reach optimum viscosity, causes super-strengthening chemically-strengthened glass layer bonding not firm, has shortened the application life of combined type hollow glass; Under 125～130 ℃, 1～1.5Mpa, reaction 0.5～1.5h, heating wire can keep design form, and film has good cementability.
The preparation method of the combined type hollow glass that the present embodiment provides, prepare the combined type hollow glass that is provided with heating wire in the first film layers, the heating wire of this combined type hollow glass is connected with extraneous power supply by wire, realization is not in the situation that affecting the normal printing opacity of combined type hollow glass, for super-strengthening chemically-strengthened glass carries out electrical heating, thereby effectively remove accumulated snow or the frost on combined type hollow glass surface, avoided the light transmittance that causes due to hollow glass surface accumulated snow or the reasons such as frost of freezing low, affect the visual field, extended the application life of combined type hollow glass.The method that the utility model embodiment provides is simple to operate, and suitable batchization is produced, and can automation mechanized operation, high, the steady quality of efficiency.
Preferably, in another kind of embodiment, provide a kind of preparation method of combined type hollow glass, the preparation method of this preparation method and a upper embodiment unique different be to lay the second electric-heating assembly in the first film layers.The layout of two groups of electric-heating assemblies as shown in Figure 4, the vertical center line of combined type hollow glass of take is boundary, and the first electric-heating assembly is positioned at the left side of combined type hollow glass, and the second electric-heating assembly is positioned at the right-hand part of combined type hollow glass.The method for designing of two electric-heating assemblies is all identical with the method for designing of electric-heating assembly in a upper embodiment, in other embodiments, the quantity of electric-heating assembly also can be for more than two, can electric-heating assembly need to be set according to the size of combined type hollow glass and concrete use, in each electric-heating assembly, the quantity of each parts, model and layout can be the same or different; Because the area of combined type hollow glass is larger, therefore may occur that combined type hollow glass subregion exists the phenomenon of accumulated snow, frost, by subregion on described combined type hollow glass, electric-heating assembly is set, control respectively the electric-heating assembly in each region, can remove more targetedly the ice and snow frost on hollow glass, energy-conserving and environment-protective more.
Above embodiment is only exemplary embodiment of the present utility model, is not used in restriction the utility model, and protection domain of the present utility model is defined by the claims.Those skilled in the art can make various modifications or be equal to replacement the utility model in essence of the present utility model and protection domain, this modification or be equal to replacement and also should be considered as dropping in protection domain of the present utility model.
Claims (9)
1. the combined type hollow glass for building, is characterized in that, described hollow glass comprises:
The first glassy layer of combination, the second glassy layer, the 3rd glassy layer and the 4th glassy layer successively;
Between the first glassy layer and the second glassy layer, by the first film layers, bond; The first side of described the first glassy layer is coated with the first antireflective coating, and the second side of described the first glassy layer and the first side of described the second glassy layer are bonding, and the second side of described the second glassy layer is coated with the second antireflective coating;
Between the 3rd glassy layer and the 4th glassy layer, by the second film layers, bond; The first side of described the 3rd glassy layer is coated with the 3rd antireflective coating, and the first side of the second side of described the 3rd glassy layer and described the 4th glassy layer is bonding, and the second side of described the 4th glassy layer is coated with the 4th antireflective coating;
Between the second lateral edge place of described the second glassy layer and the edge of described the 3rd glassy layer the first side, by spacer bar, seal bondingly, between the second glassy layer and the 3rd glassy layer, form hollow layer;
Also comprise the first electric-heating assembly, described the first electric-heating assembly is arranged in described the first film layers, and described electric-heating assembly is connected with power supply, to heat described hollow glass.
2. the combined type hollow glass for building according to claim 1, is characterized in that, described the first electric-heating assembly comprises heating wire, inputs the bus that confluxes, exports conflux bus, input lead and output lead; Wherein,
Described heating wire is at least one, and described heating wire is laid in described the first film layers;
Described input bus, the described output bus that confluxes that confluxes is arranged in described the first film layers; The described input bus that confluxes is electrically connected to respectively at one end of described heating wire, and the described output bus that confluxes is electrically connected to respectively at the other end of described heating wire;
Input lead and the input bus that confluxes is electrically connected to, and extends combined type hollow glass; Output lead and the output bus that confluxes is electrically connected to, and extends combined type hollow glass.
3. the combined type hollow glass for building according to claim 1, is characterized in that, also comprises at least one group of the second electric-heating assembly, between described the first electric-heating assembly and the second electric-heating assembly, is connected in parallel.
4. the combined type hollow glass for building according to claim 2, is characterized in that, described heating wire is tungsten heating wire, and diameter is 0.05～0.3mm.
5. the combined type hollow glass for building according to claim 1, is characterized in that, described the first glassy layer, the second glassy layer are chemically toughened glass layer, and surface stress is 600～900MPa, and thickness is 3～10mm.
6. the combined type hollow glass for building according to claim 1, is characterized in that, described the 3rd glassy layer, the 4th glassy layer are physical toughened glassy layer, and surface stress is 60～110MPa, and thickness is 3～10mm.
7. the combined type hollow glass for building according to claim 1, is characterized in that, described the first film layers is a kind of in polyurethane adhesive lamella, polyvinyl alcohol butyraldehyde film layers and ethylene-vinyl acetate copolymer film layers; The thickness of described the first film layers is 0.1～2.5mm;
Described the second film layers is a kind of in polyurethane adhesive lamella, polyvinyl alcohol butyraldehyde film layers, ethylene-vinyl acetate copolymer film layers; The thickness of described the second film layers is 0.1～2.5mm.
8. the combined type hollow glass for building according to claim 1, is characterized in that,
Described the first antireflective coating, the 4th antireflective film are the SiO of acid catalysis dense form
2monofilm, TiO
2monofilm, SiO
2/ TiO
2duplicature or SiO
2/ TiO
2/ SiO
2multilayer complex films;
The second antireflective coating, the 3rd antireflective film are the SiO of base catalysis porous type
2monofilm, TiO
2monofilm, SiO
2/ TiO
2duplicature or SiO
2/ TiO
2/ SiO
2multilayer complex films;
The thickness of described antireflective coating is 100～500nm.
9. the combined type hollow glass for building according to claim 1, is characterized in that, in described hollow layer, is filled with molecular sieve desiccant.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420250455.4U CN203808765U (en) | 2014-05-15 | 2014-05-15 | Composite hollow glass for buildings |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420250455.4U CN203808765U (en) | 2014-05-15 | 2014-05-15 | Composite hollow glass for buildings |
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|---|---|
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ID=51447539
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|---|---|---|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103967394A (en) * | 2014-05-15 | 2014-08-06 | 中国建筑材料科学研究总院 | Composite hollow glass for building and preparation method thereof |
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2014
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103967394A (en) * | 2014-05-15 | 2014-08-06 | 中国建筑材料科学研究总院 | Composite hollow glass for building and preparation method thereof |
| CN103967394B (en) * | 2014-05-15 | 2016-05-25 | 中国建筑材料科学研究总院 | A kind of for combined type double glazing of building and preparation method thereof |
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Granted publication date: 20140903 |