CN104485373B - A kind of edge seal structure of photovoltaic module - Google Patents
A kind of edge seal structure of photovoltaic module Download PDFInfo
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- CN104485373B CN104485373B CN201410785956.7A CN201410785956A CN104485373B CN 104485373 B CN104485373 B CN 104485373B CN 201410785956 A CN201410785956 A CN 201410785956A CN 104485373 B CN104485373 B CN 104485373B
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- photovoltaic module
- edge seal
- seal structure
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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
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses the edge seal structure of a kind of photovoltaic module, the edge seal structure of described photovoltaic module is in " convex " font structure, can seamless with the recess of photovoltaic module left and right sides snap together, need by the defect of silicone filler when solving existing photovoltaic component encapsulating between assembly side recesses and frame, and the material of described edge seal structure uses the waterproof seal adhesive tape being composited by multilayer material, there is good sealing, water proofing property and resistance to ag(e)ing, the service life of photovoltaic module can be effectively improved.
Description
Technical field
The present invention relates to solar photovoltaic assembly encapsulation technology field, particularly relate to the edge seal structure of a kind of photovoltaic module.
Background technology
Development along with solar energy industry; assembly produces scale; the integral installation of photovoltaic component system also reaches its maturity; different application occasion according to photovoltaic module, such as photovoltaic plant, commercial roof or building integrated photovoltaic etc.; in succession occur in that different types of installation module; but no matter use which kind of mounting means, all necessarily involve edge seal material and structure, provide bonding for photovoltaic panel, seal, insulate and the several functions such as cushion load.
Solar photovoltaic assembly mainly includes upper cover plate, first EVA adhesive film, silion cell group, second EVA adhesive film, backboard, frame, by EVA adhesive film, silion cell group is encapsulated in constituent components between upper cover plate and backboard, the most again assembly is installed and reinforce sealed frame, module edge and the gap silica gel sealing of frame, the width of general upper cover plate and backboard is more than the width of silion cell group, after lamination, the sidewall of assembly is in the structure of middle indent, frame to be processed into corresponding structure, the processing precision direct influence of frame the sealing of assembly, processing cost is high, with silicone filler in general gap between frame and module edge, after but photovoltaic module use is of long duration, silica gel easily turns to be yellow cracking, thus affect the sealing of photovoltaic module, reduce its service life.
Summary of the invention
The technical problem that present invention mainly solves is to provide the edge seal structure of a kind of photovoltaic module, in " convex " font structure, its encapsulant uses the water-proof sealing rubber strip being composited by multilayer material, there is good sealing, water proofing property and resistance to ag(e)ing, the service life of photovoltaic module can be effectively improved.
For solving above-mentioned technical problem, the technical scheme that the present invention uses is: provide the edge seal structure of a kind of photovoltaic module, the edge seal structure of described photovoltaic module is in " convex " font structure, seamless with the recess of photovoltaic module left and right sides snap together, the material of described edge seal structure uses the waterproof seal adhesive tape being composited by multilayer material, and described waterproof seal adhesive tape includes: elastic rubbery body, the layer of silica gel being pressed together on described elastic rubbery body upper and lower surface, the polyurethane film layer that is pressed together on outside described layer of silica gel.
In a preferred embodiment of the present invention, composition and the mass percent of each composition that described elastic rubbery body includes be: nitrile rubber 75%-80%, sulfur 20%-25%, plasticising softening agent 1%-3%, butadiene imines 2%-4%.
In a preferred embodiment of the present invention, the thickness of described elastic rubbery body is 0.1-0.3mm.
In a preferred embodiment of the present invention, the thickness of described layer of silica gel is 0.05-0.1mm.
In a preferred embodiment of the present invention, the thickness of described polyurethane film layer is 5-10 μm.
The invention has the beneficial effects as follows: edge seal structure of the present invention is in " convex " font structure, its encapsulant uses the water-proof sealing rubber strip being composited by multilayer material, there is good sealing, water proofing property and resistance to ag(e)ing, the service life of photovoltaic module can be effectively improved.
Accompanying drawing explanation
Fig. 1 is the structural representation of edge seal structure one preferred embodiment of photovoltaic module of the present invention；
In accompanying drawing, the labelling of each parts is as follows: 1, upper cover plate, the 2, first EVA adhesive film, and 3, silion cell group, the 4, second EVA adhesive film, 5, backboard, 6, edge seal structure.
Detailed description of the invention
Below in conjunction with the accompanying drawings presently preferred embodiments of the present invention is described in detail, so that advantages and features of the invention can be easier to be readily appreciated by one skilled in the art, thus protection scope of the present invention is made apparent clear and definite defining.
Referring to Fig. 1, the embodiment of the present invention includes:
A kind of edge seal structure of photovoltaic module, the edge seal structure 6 of described photovoltaic module is in " convex " font structure, with upper cover plate 1, first EVA adhesive film 2, silion cell group 3, the recess of the left and right sides of the photovoltaic module that the second EVA adhesive film 4 and backboard 5 lamination are constituted is seamless to be snapped together, the material of described edge seal structure 6 uses the waterproof seal adhesive tape being composited by multilayer material, described waterproof seal adhesive tape includes: elastic rubbery body, it is pressed together on the layer of silica gel of described elastic rubbery body upper and lower surface, the polyurethane film layer being pressed together on outside described layer of silica gel.
Wherein, composition and the mass percent of each composition that described elastic rubbery body includes are: nitrile rubber 75%-80%, sulfur 20%-25%, plasticising softening agent 1%-3%, butadiene imines 2%-4%, it has high temperature resistant, ageing-resistant, good springiness, impervious feature.
The thickness of described elastic rubbery body is 0.1-0.3mm.
The thickness of described layer of silica gel is 0.05-0.1mm.
The thickness of described polyurethane film layer is 5-10 μm.
Embodiment one:
A kind of edge seal structure of photovoltaic module, the edge seal structure 6 of described photovoltaic module is in " convex " font structure, seamless with the recess of the left and right sides of photovoltaic module snap together, the material of described edge seal structure 6 uses the waterproof seal adhesive tape being composited by multilayer material, and described waterproof seal adhesive tape includes: elastic rubbery body, the layer of silica gel being pressed together on described elastic rubbery body upper and lower surface, the polyurethane film layer that is pressed together on outside described layer of silica gel.
Wherein, described elastic rubbery body includes composition and the mass percent of each composition be: nitrile rubber 75%, sulfur 20%, plasticising softening agent 3%, butadiene imines 2%.
The thickness of described elastic rubbery body is 0.2mm.
The thickness of described layer of silica gel is 0.08mm.
The thickness of described polyurethane film layer is 6 μm.
Embodiment two:
A kind of edge seal structure of photovoltaic module, the edge seal structure 6 of described photovoltaic module is in " convex " font structure, seamless with the recess of the left and right sides of photovoltaic module snap together, the material of described edge seal structure 6 uses the waterproof seal adhesive tape being composited by multilayer material, and described waterproof seal adhesive tape includes: elastic rubbery body, the layer of silica gel being pressed together on described elastic rubbery body upper and lower surface, the polyurethane film layer that is pressed together on outside described layer of silica gel.
Wherein, described elastic rubbery body includes composition and the mass percent of each composition be: nitrile rubber 80%, sulfur 15%, plasticising softening agent 1%, butadiene imines 4%.
The thickness of described elastic rubbery body is 0.3mm.
The thickness of described layer of silica gel is 0.05mm.
The thickness of described polyurethane film layer is 10 μm.
The invention provides the edge seal structure of a kind of photovoltaic module, in " convex " font structure, its encapsulant uses the water-proof sealing rubber strip being composited by multilayer material, has good sealing, water proofing property and resistance to ag(e)ing, can be effectively improved the service life of photovoltaic module.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the invention and accompanying drawing content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in the scope of patent protection of the present invention.
Claims (5)
1. the edge seal structure of a photovoltaic module, it is characterized in that, the edge seal structure of described photovoltaic module is in " convex " font structure, seamless with the recess of photovoltaic module left and right sides snap together, the material of described edge seal structure uses the waterproof seal adhesive tape being composited by multilayer material, and described waterproof seal adhesive tape includes: elastic rubbery body, the layer of silica gel being pressed together on described elastic rubbery body upper and lower surface, the polyurethane film layer that is pressed together on outside described layer of silica gel.
The edge seal structure of the photovoltaic module of photovoltaic module the most according to claim 1, it is characterized in that, composition and the mass percent of each composition that described elastic rubbery body includes be: nitrile rubber 75%-80%, sulfur 20%-25%, plasticising softening agent 1%-3%, butadiene imines 2%-4%.
The edge seal structure of the photovoltaic module of photovoltaic module the most according to claim 1 and 2, it is characterised in that the thickness of described elastic rubbery body is 0.1-0.3mm.
The edge seal structure of the photovoltaic module of photovoltaic module the most according to claim 1, it is characterised in that the thickness of described layer of silica gel is 0.05-0.1mm.
The edge seal structure of the photovoltaic module of photovoltaic module the most according to claim 1, it is characterised in that the thickness of described polyurethane film layer is 5-10 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410785956.7A CN104485373B (en) | 2014-12-18 | 2014-12-18 | A kind of edge seal structure of photovoltaic module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410785956.7A CN104485373B (en) | 2014-12-18 | 2014-12-18 | A kind of edge seal structure of photovoltaic module |
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| Publication Number | Publication Date |
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| CN104485373A CN104485373A (en) | 2015-04-01 |
| CN104485373B true CN104485373B (en) | 2017-01-04 |
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| CN108990642A (en) * | 2018-10-16 | 2018-12-14 | 南京林衡农业科技有限公司 | A kind of pine nematodiasis wood stump processing unit and control method |
| CN109986735A (en) * | 2019-04-30 | 2019-07-09 | 石家庄贝克密封科技股份有限公司 | A kind of hydrogen energy source battery heap gasket and its production mould, production technology |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203690318U (en) * | 2013-12-11 | 2014-07-02 | 好乐紫外技术贸易（上海）有限公司 | Frameless solar cell assembly sealing structure |
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| JP4315665B2 (en) * | 2002-10-30 | 2009-08-19 | シャープ株式会社 | End face sealing member of solar cell module and solar cell module using the same |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203690318U (en) * | 2013-12-11 | 2014-07-02 | 好乐紫外技术贸易（上海）有限公司 | Frameless solar cell assembly sealing structure |
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| CN104485373A (en) | 2015-04-01 |
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Effective date of registration: 20170407 Address after: 215500 Jiangsu Province, Changshou City City, the new town of Taiwan Funded Industrial Park, No. 3, building 88, No. Patentee after: CHANGSHU GAOJIA ENERGY TECHNOLOGY CO., LTD. Address before: Changshou City mayor Xin Hung Road 215500 Suzhou city of Jiangsu Province Patentee before: JIANGSU YUHAO NEW ENERGY TECHNOLOGY CO., LTD. |