CN203700202U - Heat-insulating double glass with high visible light transmittance - Google Patents
Heat-insulating double glass with high visible light transmittance Download PDFInfo
- Publication number
- CN203700202U CN203700202U CN201420045188.7U CN201420045188U CN203700202U CN 203700202 U CN203700202 U CN 203700202U CN 201420045188 U CN201420045188 U CN 201420045188U CN 203700202 U CN203700202 U CN 203700202U
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- film
- double glazing
- glass
- high visible
- heat
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- Joining Of Glass To Other Materials (AREA)
Abstract
The utility model discloses heat-insulating double glass with high visible light transmittance, which comprise double glass, an interference light filter film and a metal oxide transparent conductive film, wherein the inner surface of the outer layer glass in the double glass can cover the interference light filter film capable of cutting off radiation in the waveband with the wavelength of 700 nm to 1,000 nm; the inner surface of the inner layer glass covers the metal oxide transparent conductive film; the periphery of the double glass is sealed by sealing strips; the gap between the inner layer glass and the outer layer glass is filled with dry argon gas or nitrogen gas, or is kept in the state of vacuum. The double glass can not only prevent near-infrared heat irradiation in the waveband with the wavelength of 700 nm to 1,000 nm from entering into a room, but also prevent the heat of the far-infrared wave band in the room from flowing out, and meanwhile, the heat-insulating double glass has high visible light transmittance.
Description
Technical field
The utility model relates to a kind of heat-protecting glass, the heat insulation double glazing that particularly a kind of high visible sees through.
Background technology
Along with China's rapid development of economy, people are more and more higher to the requirement of quality of life.Be embodied in living environment aspect, the glass door and window of residential building is increasing, causes thermal exchange by the glass door and window proportion in house and outside heat exchange increasing.In order to reduce the thermal exchange by glass door and window, recent domestic has been developed many novel heat-insulation glass, as reduced the double glazing unit of thermal convection, reduces the heat-protecting glass of thermal-radiating silvered glass and plating conduction tin dioxide film etc.
Just reduce with regard to thermal radiation, a kind of existing very high visible light transmissivity useless also at present, the glass for windows and doors of very high infrared blocking-up rate in addition simultaneously, particularly for the thermal radiation in 700nm-1000nm wave band, the good blocking-up method of one useless also so far.Although be for example coated with the low emissivity glass of the thick silverskin of 15nm, ir radiation more than 1000nm is had to very high reflectivity, but very limited for the thermal-radiating blocking ability in 700nm-1000nm wave band, and also the transmitance of visible waveband can degradation.There is larger lifting although be coated with the transmittance that the heat-protecting glass of electrically conducting transparent tin dioxide film compares silver-plated low emissivity glass at visible waveband, but poorer than silver-plated low emissivity glass for the thermal-radiating blocking ability in 700nm-1000nm wave band.
Although can promote the barrier effect of heat-protecting glass to 700nm-1000nm wave band by thickness and the specific conductivity of the thickness of increase silverskin or increase nesa coating, do like this transmitance that certainly will have influence on visible light wave range.Therefore,, although existing various heat-protecting glass part has been blocked the ir radiation in sunshine, also cause the degradation of indoor visible ray.
Summary of the invention
The utility model, for the deficiencies in the prior art, has proposed the heat insulation double glazing that a kind of high visible sees through.
The heat insulation double glazing that a kind of high visible of the utility model sees through, comprises double glazing, interference light filtering film and transparent conductive metal oxide film; Glass outer internal surface in double glazing covers the interference light filtering film that can block 700nm-1000nm radiation, the internal surface covering metal oxidic transparent conducting film of inner layer glass, double glazing periphery seals with sealed strip, between double glazing, fill the argon gas or the nitrogen that are dried, or keep vacuum state;
Described interference light filtering film is made up of 5-10 periodical media film, and each cycle is alternately formed by stacking by two kinds of different deielectric-coating of specific refractory power.
Indium and tin oxide film (ITO) that described transparent conductive metal oxide film is electrically conducting transparent, mix antimony tin dioxide thin film (ATO), mix fluorine tin dioxide thin film (FTO), mix the one in the zinc-oxide film (AZO) of aluminium.
The beneficial effects of the utility model are to utilize the feature of solar spectrum and the feature of indoor radiation, block the near-infrared radiation in 700-1000nm interval by interference light filtering film, utilize 50 DEG C of following indoor radiation of transparent conductive film blocking-up, in conjunction with the complementary characteristic in both performances, obtain and a kind ofly both can enter indoor in the near infra-red thermal radiation that stops 700-1000nm wave band, can stop again the heat of indoor mid and far infrared wave band to flow out, there is the heat-protecting glass of very high visible light transmissivity simultaneously.
Brief description of the drawings
Fig. 1 is the structural representation of the heat insulation double glazing that the utility model proposes;
Fig. 2 is the actual barrier effect recording of embodiment.
Embodiment
As shown in Figure 1, the heat insulation double glazing that a kind of high visible of the utility model sees through, comprises double glazing, interference light filtering film 2 and transparent conductive metal oxide film 3; Glass outer 1 internal surface in double glazing covers the interference light filtering film 2 that can block 700nm-1000nm radiation, the internal surface covering metal oxidic transparent conducting film 3 of inner layer glass 4, double glazing periphery seals with sealed strip 5, between double glazing, fill the argon gas or the nitrogen that are dried, or keep vacuum state; Wherein interference light filtering film 2 is made up of 5-10 periodical media film; Transparent conductive metal oxide film be electrically conducting transparent indium and tin oxide film (ITO), mix antimony tin dioxide thin film (ATO), mix fluorine tin dioxide thin film (FTO), mix the one in the zinc-oxide film (AZO) of aluminium.
Embodiment: the heat insulation double glazing that a kind of high visible sees through, glass outer internal surface covers SiO
2-TiO
2system, specific refractory power is respectively 1.43 and 2.4, the interference light filtering film in totally 14 layers of 7 cycle, the internal surface of inner layer glass covers the tin dioxide thin film of mixing antimony, and double glazing periphery sealant sealing, fills the argon gas being dried between double glazing; As shown in Figure 2, wherein curve I is the solar spectrum of actual measurement, and curve II is the solar spectrum after the heat insulation double glazing through the utility model proposes.The radiation of the near-infrared band of visible 700nm-1000nm is blocked completely, and the intensity of visible light wave range still has more than 80% transmitance.
The solar radiation that the utility model receives according to ground is negligible feature and the not high feature (wavelength is greater than 8um) of room temp in winter in the above wave band of 1000nm, utilize the solar radiation of interference light filtering film blocking-up 700nm-1000nm wave band to enter indoor, the ir radiation that utilizes the tin dioxide film of electrically conducting transparent to block the above wave band of indoor 8um flows to outdoor, be a kind of energy-saving glass simultaneously with high visible transmittance and high IR blocking-up rate, and can adapt to the heat insulation needs of windowpane of winter, Xia Liangji.This heat insulation double glazing can keep very high visible light transmissivity in blocking-up ir radiation.
Although the near-infrared radiation that this filter coating is greater than 1000nm to wavelength does not almost have blocking ability, because the yield of radiation of solar spectrum in the above wave band of 1000nm is very little without blocking-up.Accompanying drawing 3 is for having added the sunlight spectrogram after this filter coating.Visible after this filter coating, the near-infrared radiation in solar spectrum is blocked substantially, and can strength degradation precipitous, but visible waveband radiation but substantially unaffected.
On the other hand, although bad at the blocking ability in 700-1000nm interval by electrically conducting transparent tin dioxide film, but there is good barrier effect in the indoor radiation (wavelength is greater than 8um) to below 50 DEG C.The utility model is the interference light filtering film of the blocking ability in 700-1000nm interval with to 50 DEG C of following very capable transparent conductive film combinations of indoor radiation blockers, utilize the complementary characteristic in both performances, obtain and a kind ofly both can enter indoor in the near infra-red thermal radiation that stops 700-1000nm wave band, can stop again the heat of indoor mid and far infrared wave band in winter to flow out, there is the energy-saving glass of very high visible light transmissivity simultaneously.
Claims (3)
1. the heat insulation double glazing that high visible sees through, is characterized in that: comprise double glazing, interference light filtering film and transparent conductive metal oxide film; Glass outer internal surface in double glazing covers the interference light filtering film that can block 700nm-1000nm radiation, the internal surface covering metal oxidic transparent conducting film of inner layer glass, double glazing periphery seals with sealed strip, between double glazing, fill the argon gas or the nitrogen that are dried, or keep vacuum state.
2. the heat insulation double glazing that high visible according to claim 1 sees through, is characterized in that: described interference light filtering film is made up of 5-10 periodical media film, and each cycle is alternately formed by stacking by two kinds of different deielectric-coating of specific refractory power.
3. the heat insulation double glazing that high visible according to claim 1 sees through, is characterized in that: indium and tin oxide film that described transparent conductive metal oxide film is electrically conducting transparent, mix antimony tin dioxide thin film, mix fluorine tin dioxide thin film, mix the one in the zinc-oxide film of aluminium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045188.7U CN203700202U (en) | 2014-01-24 | 2014-01-24 | Heat-insulating double glass with high visible light transmittance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045188.7U CN203700202U (en) | 2014-01-24 | 2014-01-24 | Heat-insulating double glass with high visible light transmittance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203700202U true CN203700202U (en) | 2014-07-09 |
Family
ID=51050668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420045188.7U Expired - Fee Related CN203700202U (en) | 2014-01-24 | 2014-01-24 | Heat-insulating double glass with high visible light transmittance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203700202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103787596A (en) * | 2014-01-24 | 2014-05-14 | 杭州电子科技大学 | Heat-insulating double-layered glass with high visible light transmittance |
-
2014
- 2014-01-24 CN CN201420045188.7U patent/CN203700202U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103787596A (en) * | 2014-01-24 | 2014-05-14 | 杭州电子科技大学 | Heat-insulating double-layered glass with high visible light transmittance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20210124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |