CN202221768U - Insulation backplane used in solar photovoltaic cell - Google Patents
Insulation backplane used in solar photovoltaic cell Download PDFInfo
- Publication number
- CN202221768U CN202221768U CN 201120356503 CN201120356503U CN202221768U CN 202221768 U CN202221768 U CN 202221768U CN 201120356503 CN201120356503 CN 201120356503 CN 201120356503 U CN201120356503 U CN 201120356503U CN 202221768 U CN202221768 U CN 202221768U
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- China
- Prior art keywords
- layer
- weather
- structural reinforcement
- adhesive linkage
- splicing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The utility model relates to an insulation backplane used in a solar photovoltaic cell and belongs to the technical field of the solar photovoltaic cell. The insulation backplane comprises a structural reinforcement layer, a first splicing layer, a second splicing layer, a first weather-resistant layer and a second weather-resistant layer, wherein the first splicing layer is bonded on the surface of one side of the structural reinforcement layer, the second splicing layer is bonded on the surface of the other side of the structural reinforcement layer, the first weather-resistant layer is bonded on the surface of the first splicing layer, back to one side of the structural reinforcement layer, and the second weather-resistant layer is bonded on the surface of the second splicing layer, back to the other side of the structural reinforcement layer; the structural reinforcement layer is made of polyethylene glycol terephthalate, the first and the second splicing layers are made of polyethylene glycol terephthalate adhesives, and the first and the second weather-resistant layers are made of polyvinylidene fluoride. The insulation backplane used in the solar photovoltaic cell has advantages that the first and the second weather-resistant layers are well compatible to the structural reinforcement layer; therefore, the electrical insulating property and the weather-resistant property are integrally improved, and the excellent water vapor permeating resistance property, hydrolysis resistance property and ultraviolet resistance property are reflected; in this case, the requirement that insulation backplane does not become ageing after being used for more than 25 years can be met.
Description
Technical field
The utility model belongs to the solar-energy photo-voltaic cell technical field, is specifically related to a kind of solar-energy photo-voltaic cell and uses insulating back panel
Background technology
such as industry the reason of knowledge, the overall structure of solar-energy photo-voltaic cell roughly but definitely be not limited to and comprise: framework (using aluminum alloy frame usually), be installed on solar energy photovoltaic glass on the framework, be positioned at battery sheet (also claiming silicon chip or silicon plate), hot melt adhesive layer, terminal box and the insulating back panel of solar energy photovoltaic glass below.The order of solar cell package is: photovoltaic glass, hot melt adhesive layer, battery sheet, hot melt adhesive layer and insulating back panel, wherein: hot melt adhesive layer is generally ethene-acetate ethylene copolymer (EVA) glued membrane.
particularly are no lack of about the technical information of solar-energy photo-voltaic cell with insulating back panel in the Chinese patent document at disclosed document; Slightly with give an example like CN101582458A (novel solar battery backboard), CN101582459A (is the solar cell backboard of weathering protective layer with the modified polyvinilidene fluoride alloy), CN201387885Y (solar photovoltaic assembly use insulating back panel), CN20138788Y (insulating back panel of solar photovoltaic assembly), CN101615636A (reducing the four-layer structure back board of solar cell of tack coat), CN101992571A (insulating back panel of solar photovoltaic assembly), CN101992572A (solar photovoltaic assembly use insulating back panel), CN101979247A (solar-energy photo-voltaic cell usefulness encapsulation backboard) and CN101964371A (novel solar battery is used insulating back panel), or the like.
Be not limited to above-mentioned solar-energy photo-voltaic cell of giving an example with insulating back panel in the necessity that can, still have lifting such as the good compatibility between structure enhancement layer and the weathering layer, electric insulating quality, anti-vapor permeability, lasting hydrolytic resistance aspect anti-ultraviolet property and the weatherability; For this reason; The applicant has done useful exploration and trial, and the technical scheme that will introduce below produces under this background
Summary of the invention
The task of
the utility model be to provide a kind of and help to significantly improve compatibility between structure enhancement layer and the weathering layer, help promoting electrical insulation properties and weatherability and be of value to embody excellent anti-water vapor permeable performance, hydrolytic resistance can and the solar-energy photo-voltaic cell of anti-ultraviolet property use insulating back panel.
The task of
the utility model is accomplished like this, and a kind of solar-energy photo-voltaic cell is used insulating back panel, comprises the structure enhancement layer; First adhesive linkage and second adhesive linkage, first adhesive linkage are combined in the surface of a side of said structure enhancement layer, and second adhesive linkage is combined in the surface of the opposite side of structure enhancement layer; First weathering layer and second weathering layer; First weathering layer is combined in the surface of said first adhesive linkage back to a side of said structure enhancement layer; And second weathering layer is combined in the surface of said second adhesive linkage back to the opposite side of said structure enhancement layer; Wherein: described structure enhancement layer is a PETG, and described first adhesive linkage and second adhesive linkage are the PETG adhesive, and described first weathering layer and second weathering layer are Kynoar.
in one of the utility model concrete embodiment, the thickness of described structure enhancement layer is 180-300 μ m.
in another concrete embodiment of the utility model, the thickness of described first, second adhesive linkage is mutually the same.
in another concrete embodiment of the utility model, the thickness of described first, second adhesive linkage is 8-15 μ m.
in another concrete embodiment of the utility model, the thickness of described first, second weathering layer is mutually the same.
also have among the concrete embodiment the utility model, and the thickness of described first, second weathering layer is 20-35 μ m.
The technical scheme that
the utility model provides has first, second weathering layer and the good strong point of structure enhancement layer compatibility; Can integrally promote the excellent anti-water vapor permeable performance of electrical insulation properties, weather resistance and embodiment, hydrolytic resistance ability and anti-ultraviolet property, use non-ageing requirement more than 25 years thereby can satisfy.
Description of drawings
Fig. 1 is a concrete example structure figure of the utility model.
Embodiment
can be expressly understood the technical spirit and the beneficial effect of the utility model more for the auditor that the makes Patent Office especially public; The applicant general combines accompanying drawing to elaborate with the mode of embodiment below; But the description to embodiment all is not the restriction to the utility model scheme, any according to the utility model design done only for pro forma but not substantial equivalent transformation all should be regarded as the technical scheme category of the utility model.
Embodiment 1
are please with reference to Fig. 1; The solar-energy photo-voltaic cell that the utility model provides is used insulating back panel; Comprise: a structure enhancement layer 1, the thickness of this structure enhancement layer 1 are 250 μ m, and the material of this structure enhancement layer 1 is PET (PETG); One first adhesive linkage 2 and one second adhesive linkage 3; First adhesive linkage 2 is combined in the surface of a side of structure enhancement layer 1; And second adhesive linkage 3 is combined in the surface of the opposite side of structure enhancement layer 1; First, second adhesive linkage 2,3 is the PETG adhesive, and thickness respectively is 12.5 μ m; One first weathering layer 4 and one second weathering layer 5; First weathering layer 4 is combined in the surface of first adhesive linkage 2 back to a side of said structure enhancement layer 1; That is to say; First adhesive linkage 2 is between the surface of a side of first weathering layer 4 and structure enhancement layer 1, and second weathering layer 5 is combined in the surface of second adhesive linkage 3 back to the opposite side of structure enhancement layer 1, that is to say that second adhesive linkage 3 is between the surface of the opposite side of second weathering layer 5 and structure enhancement layer 1; The thickness of first, second weathering layer 4,5 respectively is 25 μ m, and first, second weathering layer 4,5 is Kynoar.
Embodiment 2:
figure slightly; Only the thickness with structure enhancement layer 1 changes 190 μ m into; All change the thickness of first, second adhesive linkage 2,3 into 10 μ m, all change the thickness of first, second weathering layer 4,5 into 35 μ m, all the other are all with the description to embodiment 1.
Embodiment 3
Figure slightly, only the thickness with structure enhancement layer 1 changes 300 μ m into, changes the thickness of first, second adhesive linkage 2,3 into 8 μ m, all changes the thickness of first, second weathering layer 4,5 into 20 μ m, all the other are all with the description to embodiment 1
Claims (6)
1.
a kind of solar-energy photo-voltaic cell is used insulating back panel, it is characterized in that comprising structure enhancement layer (1); First adhesive linkage (2) and second adhesive linkage (3), first adhesive linkage (2) is combined in the surface of a side of said structure enhancement layer (1), and second adhesive linkage (3) is combined in the surface of the opposite side of structure enhancement layer (1); First weathering layer (4) and second weathering layer (5); First weathering layer (4) is combined in the surface of said first adhesive linkage (2) back to a side of said structure enhancement layer (1); And second weathering layer (5) is combined in the surface of said second adhesive linkage (3) back to the opposite side of said structure enhancement layer (1); Wherein: described structure enhancement layer (1) is a PETG; Described first adhesive linkage (2) and second adhesive linkage (3) are the PETG adhesive, and described first weathering layer (4) and second weathering layer (5) are Kynoar.
2.
solar-energy photo-voltaic cell according to claim 1 is used insulating back panel, and the thickness that it is characterized in that described structure enhancement layer (1) is 180-300 μ m.
3.
solar-energy photo-voltaic cell according to claim 1 is used insulating back panel, it is characterized in that the thickness of described first, second adhesive linkage (2,3) is mutually the same.
4.
solar-energy photo-voltaic cell according to claim 3 is used insulating back panel, it is characterized in that the thickness of described first, second adhesive linkage (2,3) is 8-15 μ m.
5.
solar-energy photo-voltaic cell according to claim 1 is used insulating back panel, it is characterized in that the thickness of described first, second weathering layer (4,5) is mutually the same.
6.
Solar-energy photo-voltaic cell according to claim 5 is used insulating back panel, it is characterized in that the thickness of described first, second weathering layer (4,5) is 20-35 μ m
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120356503 CN202221768U (en) | 2011-09-22 | 2011-09-22 | Insulation backplane used in solar photovoltaic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120356503 CN202221768U (en) | 2011-09-22 | 2011-09-22 | Insulation backplane used in solar photovoltaic cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202221768U true CN202221768U (en) | 2012-05-16 |
Family
ID=46043789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120356503 Expired - Fee Related CN202221768U (en) | 2011-09-22 | 2011-09-22 | Insulation backplane used in solar photovoltaic cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202221768U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102315302A (en) * | 2011-09-22 | 2012-01-11 | 苏州幸福新能源科技有限责任公司 | Insulating back plate for solar photovoltaic cell |
| CN102709365A (en) * | 2012-06-12 | 2012-10-03 | 苏州阿特斯阳光电力科技有限公司 | Solar module and preparation method thereof |
| CN105619980A (en) * | 2015-12-18 | 2016-06-01 | 杭州福斯特光伏材料股份有限公司 | High-insulation moisture-resistant back panel for crystal silicon photovoltaic module packaging |
-
2011
- 2011-09-22 CN CN 201120356503 patent/CN202221768U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102315302A (en) * | 2011-09-22 | 2012-01-11 | 苏州幸福新能源科技有限责任公司 | Insulating back plate for solar photovoltaic cell |
| CN102709365A (en) * | 2012-06-12 | 2012-10-03 | 苏州阿特斯阳光电力科技有限公司 | Solar module and preparation method thereof |
| CN105619980A (en) * | 2015-12-18 | 2016-06-01 | 杭州福斯特光伏材料股份有限公司 | High-insulation moisture-resistant back panel for crystal silicon photovoltaic module packaging |
| CN105619980B (en) * | 2015-12-18 | 2017-09-29 | 杭州福斯特应用材料股份有限公司 | A kind of crystalline silicon photovoltaic module encapsulation wet backboard of high insulation resistance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU SHENGFU POLYMER SCI. + TECH. CO., LTD. Free format text: FORMER OWNER: SUZHOU XINGFU NEW ENERGY TECHNOLOGY CO., LTD. Effective date: 20121116 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121116 Address after: 215500 No. 8, Taizhou Road, hi tech Industrial Park, Suzhou, Jiangsu, Changshu Patentee after: Jiangsu Shengfu Polymer Material Technology Co., Ltd. Address before: 215500 No. 8, Taizhou Road, Suzhou, Jiangsu, Changshou City Patentee before: Suzhou Xingfu New Energy Technology Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: SUZHOU XINGFU NEW ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: JIANGSU SHENGFU POLYMER SCI. + TECH. CO., LTD. Effective date: 20130412 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130412 Address after: 215500 No. 8, Taizhou Road, hi tech Industrial Park, Suzhou, Jiangsu, Changshou City Patentee after: Suzhou Xingfu New Energy Technology Co., Ltd. Address before: 215500 No. 8, Taizhou Road, hi tech Industrial Park, Suzhou, Jiangsu, Changshu Patentee before: Jiangsu Shengfu Polymer Material Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120516 Termination date: 20160922 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |