CN203032031U - Anti-reflection glass - Google Patents
Anti-reflection glass Download PDFInfo
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- CN203032031U CN203032031U CN 201220636356 CN201220636356U CN203032031U CN 203032031 U CN203032031 U CN 203032031U CN 201220636356 CN201220636356 CN 201220636356 CN 201220636356 U CN201220636356 U CN 201220636356U CN 203032031 U CN203032031 U CN 203032031U
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- reflection film
- reflection
- glass
- film
- solar cell
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Abstract
The utility model is applicable to the field of ultrawhite glass, and provides a piece of hydrophobic anti-reflection glass used for a solar heat collecting system and a solar cell. The anti-reflection glass comprises a glass substrate, an anti-reflection film and a hydrophobic protective film, wherein the protective film is bonded on one face of the anti-reflection film, and the other face of the anti-reflection film is boned with the glass substrate. According to the anti-reflection glass, the protective film with a hard surface is arranged on the surface of the anti-reflection film, so that the anti-reflection film can be isolated from an external complicated environment; the protective film has a hydrophobic function, and can prevent moisture from penetrating, so that the anti-reflection film is not influenced; and attenuation and failure of an anti-reflection effect due to the fact that the anti-reflection film is polluted and influenced by the external environment are avoided, so that the stability, the heating collecting efficiency and the power generating efficiency of the solar heat collecting system and the solar cell are ensured.
Description
Technical field
The utility model belongs to the ultra-clear glasses field, relates in particular to a kind of anti-reflective glass for solar thermal collection system and solar cell.
Background technology
Along with increasing rapidly of national economy, vigorous day by day to the demand of the energy, the problem of environmental pollution that energy shortage and fossil energy produce is becoming increasingly acute, and makes people invest the renewable energy source domain to eye.Regenerative resource, mainly refer to solar energy, wind energy, biomass energy and tide energy etc., the renewable sources of energy satisfy energy demand, improve energy resource structure, reduce environmental pollution, aspect such as promote economic development brought into play important function, and from aspect analyses such as stock number, distribution, spatter property, engineering reliabilities, solar energy all has more superiority than other regenerative resource.Solar energy generation technology is the focus of energy technology development, also is the emphasis of international renewable energy technologies development.Particularly in China, China's solar energy resources is abundant, national total area 2/3 or more area year sunshine time greater than 2000 hours, close with the U.S., than Europe, Japanese much superior.The theoretical reserves of China's solar energy resources reach annual 17000 hundred million tons of standard coals, approximate the summation of tens thousand of Three Gorges Projects generated energy, so be conducive to greatly develop solar energy.
Solar energy collecting mainly is to realize by focusing solar thermal collection system, and the solar energy after the collection can directly use or be converted into electric energy, such as being applied to solar water heater and solar cell etc.In the Columnating type solar collecting system, the parts of most critical are the ultra-clear glasses baffle plates for reflection, and it mainly acts on is convection current and the heat loss through radiation loss that effectively reduces thermal-collecting tube.But because there is the reflex to sunshine in the glass baffle surface, this will reduce solar energy enters the secondary reflection mirror from the primary event mirror light transmission efficiency, and the sunshine that enters the secondary reflection mirror has carried out optically focused (optically focused ratio: 10～50) by the primary event mirror, therefore the glass baffle surface will significantly reduce the mirror field efficient of solar energy heat-collection field to the reflex that enters secondary reflection mirror sunshine, thereby reduce the efficient of solar thermal collection system.
In order to address the above problem, modal way, on the surface of ultra-clear glasses anti-reflection film is set exactly, the surface of anti-reflection film can be sent folded light beam and be removed to offset the emission light beam that glass surface sends, thereby eliminate reverberation fully, the realization sunshine is anti-reflection, and then improves the efficient of solar thermal collection system.Yet anti-reflection film the problem of antireflective effect decay even inefficacy can occur because long term exposure outside, is subjected to various pollutions and the influence of external environment.
The utility model content
The purpose of this utility model is to provide a kind of anti-reflective glass, is intended to solve the problem that the existing anti-reflection film that is used for the glass of solar thermal collection system and solar cell lost efficacy easily.
For solving the problems of the technologies described above; the technical solution adopted in the utility model is: a kind of anti-reflective glass is provided; described anti-reflective glass comprises glass substrate, anti-reflection film, also comprises for hydrophobic diaphragm; described diaphragm fits in the one side of described anti-reflection film, and the other one side of described anti-reflection film fits in described glass substrate.
Further, described diaphragm is the film that contains hydrophobic grouping and have hard appearance.
Further, the thickness of described diaphragm is 5-20nm.
Further, described anti-reflection film is the monofilm of loose structure, perhaps is the duplicature of composite construction, and described monofilm is the SiO of loose structure
2Film, described duplicature are TiO
2/ SiO
2Composite membrane.
Further, described glass substrate is by individual layer or the multilayer ultra-clear glasses is superimposed constitutes.
Compared with prior art; the utlity model has following beneficial effect: by the surface at the anti-reflection film of glass one deck appearance hard protective film is set; so that anti-reflection film can isolate from extraneous complex environment; and diaphragm has hydrophobic function; can prevent that moisture from infiltrating to influence anti-reflection film; the situation of having avoided anti-reflection film to be caused the antireflective effect decay or lost efficacy by external environmental and influence, thus stable and collecting efficiency, the generating efficiency of solar thermal collection system and solar cell guaranteed.
Description of drawings
Fig. 1 is the structural representation of the hydrophobic anti-reflection glass that provides of the utility model.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Please refer to Fig. 1, the existing hydrophobic anti-reflection glass that the utility model is provided describes.A kind of anti-reflective glass for solar thermal collection system and solar cell; comprise glass substrate 1, anti-reflection film 2; comprise that also for hydrophobic diaphragm 3, described diaphragm 3 fits in the one side of described anti-reflection film 2, the other one side of described anti-reflection film 2 fits in described glass substrate 1.
The anti-reflective glass that the utility model embodiment provides; its glass substrate 1 is provided with an anti-reflection film 2 facing to the one side of sunlight; because the existence of anti-reflection film 2; make the collecting efficiency of solar thermal collection system improve; by the outside at anti-reflection film 2 one diaphragm 3 is set again; because diaphragm 3 itself exists certain thickness and hardness, make anti-reflection film 2 can avoid extraneous dust, rainwater etc. are to corrosion and the interference of anti-reflection film 2.
Further, the film of described diaphragm 3 for containing hydrophobic grouping and having hard appearance.The existence of hydrophobic grouping can prevent that moisture from infiltrating anti-reflection film 2 and influencing antireflective effect so that diaphragm 3 possesses cleaning function, and hard appearance can prevent that extraneous dust and dust storm from passing diaphragm 3 and having influence on anti-reflection film 2.
Further, the thickness of described diaphragm 3 is 5-20nm.In actual use, diaphragm 3 is blocked up, can have influence on the antireflective effect of anti-reflection film 2; It is not strong that diaphragm 3 is crossed the thin effect of then protecting.5-20nm then is the thickness that comparatively is fit to through drawing after the actual tests repeatedly, both can realize protecting the function of anti-reflection film 2, can not have influence on the antireflective effect of anti-reflection film 2 again.
Further, described anti-reflection film 2 is the monofilm of loose structure, perhaps is the duplicature of composite construction.And monofilm is the SiO of loose structure
2Film, duplicature are TiO
2/ SiO
2Composite membrane.Anti-reflection film 2 adopts to be made fairly simplely in the monofilm actual productions, cost is lower, more have superiority from economic angle, but SiO
2The structural stability of rete is limited, occurs the situation that the rete light transmittance descends easily.The TiO of composite construction
2/ SiO
2Duplicature, structure is dense, and stability is higher, and anti-environment capacity is strong, can be used for the comparatively abominable place of working environment.
Further, described glass substrate 1 is by individual layer or the multilayer ultra-clear glasses is superimposed constitutes.Single-glass daylighting is good, and cost is low, can reduce cost on the whole when using in a large number, reduce construction volume, but than compound glass, the single-glass temperature difference is big, heat-transfer effect is undesirable, because compound glass possesses hollow structure, namely has certain distance between every layer of glass, so the thermal insulation of compound glass is good, not-easy-to-freeze and influence the daylighting of glass and heat runs off in winter, in addition, the Wind-Pressure Resistance ability of compound glass is also stronger, is adapted at the big place of wind and uses.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. anti-reflective glass that is used for solar thermal collection system and solar cell; comprise glass substrate, anti-reflection film, it is characterized in that: also comprise for hydrophobic diaphragm; described diaphragm fits in the one side of described anti-reflection film, and the other one side of described anti-reflection film fits in described glass substrate.
2. the anti-reflective glass for solar thermal collection system and solar cell as claimed in claim 1 is characterized in that, described diaphragm is the film that contains hydrophobic grouping and have hard appearance.
3. the anti-reflective glass for solar thermal collection system and solar cell as claimed in claim 1 or 2 is characterized in that, the thickness of described diaphragm is 5-20nm.
4. the anti-reflective glass for solar thermal collection system and solar cell as claimed in claim 1 is characterized in that, described anti-reflection film is the monofilm of loose structure, perhaps is the duplicature of composite construction, and described monofilm is the SiO of loose structure
2Film, described duplicature are TiO
2/ SiO
2Composite membrane.
5. the anti-reflective glass for solar thermal collection system and solar cell as claimed in claim 1 is characterized in that, described glass substrate is by individual layer or the multilayer ultra-clear glasses is superimposed constitutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220636356 CN203032031U (en) | 2012-11-27 | 2012-11-27 | Anti-reflection glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220636356 CN203032031U (en) | 2012-11-27 | 2012-11-27 | Anti-reflection glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203032031U true CN203032031U (en) | 2013-07-03 |
Family
ID=48684171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220636356 Expired - Lifetime CN203032031U (en) | 2012-11-27 | 2012-11-27 | Anti-reflection glass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203032031U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564228A (en) * | 2016-10-27 | 2017-04-19 | 广东星弛光电科技有限公司 | Preparation method of anti-reflection, anti-scratching and fingerprint-proof mobile phone glass view-window protective screen |
| CN112147722A (en) * | 2020-09-17 | 2020-12-29 | 杜遇婷 | Antireflection film for photovoltaic glass and preparation method and application thereof |
| CN114315166A (en) * | 2021-12-17 | 2022-04-12 | 常州龙腾光热科技股份有限公司 | Glass sleeve coating structure of vacuum heat collecting tube and preparation method thereof |
-
2012
- 2012-11-27 CN CN 201220636356 patent/CN203032031U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564228A (en) * | 2016-10-27 | 2017-04-19 | 广东星弛光电科技有限公司 | Preparation method of anti-reflection, anti-scratching and fingerprint-proof mobile phone glass view-window protective screen |
| CN112147722A (en) * | 2020-09-17 | 2020-12-29 | 杜遇婷 | Antireflection film for photovoltaic glass and preparation method and application thereof |
| CN114315166A (en) * | 2021-12-17 | 2022-04-12 | 常州龙腾光热科技股份有限公司 | Glass sleeve coating structure of vacuum heat collecting tube and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130703 |
|
| CX01 | Expiry of patent term |