CN203690318U - Frameless solar cell assembly sealing structure - Google Patents
Frameless solar cell assembly sealing structure Download PDFInfo
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- CN203690318U CN203690318U CN201320815940.7U CN201320815940U CN203690318U CN 203690318 U CN203690318 U CN 203690318U CN 201320815940 U CN201320815940 U CN 201320815940U CN 203690318 U CN203690318 U CN 203690318U
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- solar battery
- battery sheet
- adhesive layer
- encapsulated layer
- sealing 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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Abstract
The utility model discloses a frameless solar cell assembly sealing structure in the photovoltaic field, which comprises an upper cover plate, a packaging layer and a back plate. Solar cells are packaged inside the packaging layer. The upper cover plate is transparent. An upper adhesive layer is arranged between the packaging layer and the upper cover plate. The upper adhesive layer is respectively bonded with the bottom surface of the upper cover plate and the top surface of the packaging layer. A lower adhesive layer is arranged between the packaging layer and the back plate. The lower adhesive layer is respectively bonded with the top surface of the back plate and the bottom surface of the packaging layer. According to the technical scheme of the utility model, on the premise that the waterproof performance of the solar cell assembly is ensured, the production cost of the solar cell assembly is lowered.
Description
Technical field
The utility model relates to a kind of Rimless solar battery sheet component sealing structure in photovoltaic field.
Background technology
Along with development and the global tight demand for green energy resource of photovoltaic technology, photovoltaic generation is adopted application more and more widely.The minimum unit of photovoltaic generation is solar battery sheet, and solar battery sheet will be made into solar cell chip module and could use.At solar cell chip module, especially need, in the Rimless solar battery sheet module production process of outdoor use, need to encapsulate and take waterproof sealing measure, to guarantee that solar battery sheet avoids environmental attack, particularly steam infiltrates, and loses efficacy or damaged.
Steam infiltrates Rimless solar cell chip module, mainly contains two kinds of approach.A kind of is itself to have water penetration due to Rimless solar battery sheet component sealing material, thereby cause steam to infiltrate, the steam that this approach infiltrates, its infiltration capacity is to reduce along with distance, so for specific encapsulant, need to guarantee that enough thickness just can reach the effect of water vapor seal; Another kind is that steam is between the encapsulated layer and upper cover plate of Rimless solar cell chip module, and contact-making surface between encapsulated layer and backboard infiltrates, for this kind of approach, between encapsulated layer and upper cover plate, and sticking between encapsulated layer and backboard is stronger, the more difficult infiltration of steam, between encapsulated layer and upper cover plate, and contact area between encapsulated layer and backboard is larger, the more difficult infiltration of steam.
As Fig. 1 demonstration is a kind of Rimless solar cell chip module of prior art, comprise the upper cover plate 1 stacking gradually from top to bottom, encapsulated layer 2 and backboard 4, solar battery sheet 3 is encapsulated in encapsulated layer 2, and this Rimless solar cell chip module belongs to a kind of Rimless solar cell chip module of not implementing edge seal.Rimless solar cell chip module is owing to being subject between encapsulated layer 2 and upper cover plate 1, between encapsulated layer 2 and backboard 4, stick state, and the restriction of encapsulated layer 2 water permeabilities own, thereby the steam intrusion being easily subject in environment affects the life-span of solar cell chip module, so Rimless solar cell chip module is carried out to the key technology that encapsulation process is Rimless solar battery sheet component package.
As shown in Figure 2 A and 2 B, current Rimless solar battery sheet component sealing structure, is included in the waterproofing agent layer 5 that the surrounding of Rimless solar cell chip module applies, and reaches the object of waterproof with this.Waterproofing agent layer 5 can be that upper cover plate 1, encapsulated layer 2, solar battery sheet 3 and the backboard 4 in Rimless solar cell chip module carries out laying before lamination, and under vacuum and high-temperature heating condition, make upper cover plate 1, encapsulating material 2, the together lamination sclerosis of solar battery sheet 3 and backboard 4, and form an entirety.Also can upper cover plate 1, encapsulated layer 2, solar battery sheet 3 and backboard 4 in Rimless solar cell chip module carry out lamination, and form an entirety, and carry out after deburring, then waterproofing agent layer 5 is coated on each limit of Rimless solar cell chip module to then sclerosis.This kind of mode needs waterproofing agent layer 5 to have and well stick intensity with upper cover plate 1 and backboard 4, also requires waterproofing agent layer 5 to have certain thickness simultaneously, and to guarantee sufficient water resistance, such technical scheme has increased the production cost of solar cell chip module.
Utility model content
The purpose of this utility model is in order to overcome the deficiencies in the prior art, and a kind of Rimless solar battery sheet component sealing structure is provided, and it can guarantee, under the prerequisite of solar cell chip module water resistance, to reduce the production cost of solar cell chip module.
A kind of technical scheme that realizes above-mentioned purpose is: a kind of Rimless solar battery sheet component sealing structure, comprise upper cover plate, encapsulated layer and backboard, and solar battery sheet is encapsulated in described encapsulated layer, and described upper cover plate is transparent;
Between described encapsulated layer and described upper cover plate, be also provided with adhesive layer, described upper adhesive layer is bonding with the bottom surface of described upper cover plate and the end face of described encapsulated layer respectively, between described encapsulated layer and described backboard, be also provided with lower adhesive layer, described lower adhesive layer is bonding with the end face of described backboard and the bottom surface of described encapsulated layer respectively.
Further, described encapsulated layer is divided into encapsulating film and lower encapsulating film, described solar battery sheet by laminating packaging on described between encapsulating film and lower encapsulating film.
Further, the material of described upper cover plate can be selected from but be not limited to the one in toughened glass, polyacrylic acid resinoid, fluorinated ethylene-propylene copolymer, transparent polyester, Merlon.
Further, the material of described backboard can be selected from but be not limited to the one in toughened glass, aluminium alloy, polymethyl methacrylate, polyvinyl fluoride composite membrane.
Further, the material of described encapsulated layer can be selected from but be not limited to the one in EVA glued membrane, organic silica gel or epoxy resin.
Further, the material of described upper adhesive layer can be selected from but be not limited to the one in liquid adhesive, adhesive tape, PUR.
Further, the material of described lower adhesive layer can be selected from but be not limited to the one in liquid adhesive, adhesive tape, PUR.
Further, described upper adhesive layer covers the whole of described encapsulated layer end face, and described upper adhesive layer is transparent.
Further, described upper adhesive layer covers the edge of described encapsulated layer end face.
Further, described lower adhesive layer covers the whole of described encapsulated layer bottom surface, or covers the edge of described encapsulated layer bottom surface.
Adopt the technical scheme of a kind of Rimless solar battery sheet component sealing structure of the present utility model, be to be provided with adhesive layer between the upper cover plate of solar cell chip module and encapsulated layer, the bottom surface of described upper adhesive layer and described upper cover plate and the end face of described encapsulated layer are bonding respectively, between backboard and encapsulated layer, be provided with lower adhesive layer, the end face of described lower adhesive layer and described backboard and the bonding technical scheme of the bottom surface of described encapsulated layer difference.Its technique effect is: guaranteeing, under the prerequisite of solar cell chip module water resistance, to reduce the production cost of solar cell chip module.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Rimless solar cell chip module of prior art.
Fig. 2 A is the cross-sectional schematic of the first prior art Rimless solar battery sheet component sealing structure.
Fig. 2 B is the cross-sectional schematic of the second prior art Rimless solar battery sheet component sealing structure.
Fig. 3 A is the cross-sectional schematic of a kind of Rimless solar battery sheet component sealing structure of the present utility model.
Fig. 3 B is the decomposing schematic representation of a kind of Rimless solar battery sheet component sealing structure of the present utility model.
Embodiment
Refer to Fig. 3 A and Fig. 3 B, inventor of the present utility model is in order to understand the technical solution of the utility model better, and below by embodiment particularly, and bonding accompanying drawing is described in detail:
The first embodiment:
Refer to Fig. 3 A and Fig. 3 B, a kind of Rimless solar cell piece solar energy part cell piece component sealing structure of the present utility model.Comprise upper cover plate 1, encapsulated layer 2 and backboard 4, upper cover plate 1, encapsulated layer 2 and backboard 4 stack gradually from top to bottom, laminated into type.Solar battery sheet 3 is encapsulated in encapsulated layer 2, goes up between Encapsulation Moulds 21 and lower encapsulating film 22.The wherein end face of encapsulated layer 2, goes up between the end face of encapsulating film 21 and the bottom surface of upper cover plate 1 and is provided with adhesive layer 61, upper adhesive layer 61 is bonding with the end face of encapsulated layer 2 and the bottom surface of upper cover plate 1 respectively.The bottom surface of encapsulated layer 2, descends between the bottom surface of encapsulating film 22 and the end face of backboard 4 and is provided with lower adhesive layer 62, lower adhesive layer 62 is bonding with the bottom surface of encapsulated layer 2 and the end face of backboard 4 respectively.Upper cover plate 1 must be transparent. so that solar energy is irradiated on solar battery sheet 3.
The object that adhesive layer 61 and lower adhesive layer 62 are set is: strengthen the intensity of sticking between encapsulated layer 2 and upper cover plate 1, and strengthen the intensity of sticking between encapsulated layer 2 and backboard 4, prevent that steam from infiltrating Rimless solar battery sheet component internal.Than the waterproofing agent layer 5 that was originally arranged at Rimless solar cell chip module edge, upper adhesive layer 61 and lower adhesive layer 62 thickness are little, materials are few, guaranteeing that steam does not infiltrate under the prerequisite of Rimless solar battery sheet component internal, reduce the production cost of Rimless solar cell chip module.
In the present embodiment, the one in the optional toughened glass of the material of upper cover plate 1, polyacrylic acid resinoid, fluorinated ethylene propylene copolymer, transparent polyester, Merlon, but be not limited to above-mentioned material.
In the present embodiment, encapsulated layer 2 is divided into encapsulating film 21 and lower encapsulating film 22, solar battery sheet 3 by laminating packaging between upper encapsulating film 21 and lower encapsulating film 22, thereby complete the encapsulation of solar battery sheet 3.Certainly encapsulated layer 2 encapsulates solar battery sheet 3 not only have this kind of form, also comprises thinkable other forms of those skilled in the art.
In the present embodiment, encapsulated layer 2, the material that descends encapsulating film 22 and upper encapsulating film 21 to adopt must be transparent, so that solar energy is irradiated on solar battery sheet 3.As EVA(ethylene-vinyl acetate copolymer) one in glued membrane, organic silica gel or epoxy resin, and the material of lower encapsulating film 22 and upper encapsulating film 21 should be consistent, to guarantee that lamination completes the intensity of sticking between lower encapsulating film 22 and upper encapsulating film 21.Lower encapsulating film 22 and upper encapsulating film 21 are not limited to above-mentioned material.
In the present embodiment, because backboard 4 is positioned at the below of solar battery sheet 3, backboard 4 is transparent is not the necessary condition that solar battery sheet 3 receives illumination.The material of backboard 4 can be transparent, such as the one in toughened glass, polymethyl methacrylate; Backboard 4 can be also opaque, such as aluminium alloy, polyvinyl fluoride composite membrane etc.Backboard 4 is not limited to above-mentioned material.
In the present embodiment, upper adhesive layer 61 covers the edge of encapsulated layer 2 end faces, goes up the edge of encapsulating film 21 end faces, or perhaps the edge of upper cover plate 1 bottom surface.Lower adhesive layer 62 covers the edge of encapsulated layer 2 bottom surfaces, descends the edge of encapsulating film 22 bottom surfaces, or perhaps the edge of backboard 4 end faces.Because steam is to infiltrate Rimless solar cell chip module from the edge of Rimless solar cell chip module, therefore need only adhesive layer 62 under the edges cover of encapsulated layer 2 bottom surfaces, adhesive layer 61 in the edges cover of encapsulated layer 2 end faces.
In the present embodiment, the material that upper adhesive layer 61 and lower adhesive layer 62 adopt can be liquid adhesive, adhesive tape, and any one in PUR, but be not limited to above-mentioned selection.
The second embodiment:
The difference of the present embodiment and the first embodiment is:
Upper adhesive layer 61 covers the whole end face of encapsulated layer 2, goes up the whole end face of encapsulating film 21, or perhaps the whole bottom surface of upper cover plate 1.In order to guarantee that solar battery sheet 3 can receive sunlight, upper adhesive layer 61 must be transparent.Lower adhesive layer 62 covers the whole bottom surface of encapsulated layer 2, descends the whole bottom surface of encapsulating film 22, or perhaps the whole end face of backboard 4.Because lower adhesive layer 62 is positioned at the below of solar battery sheet 3, lower adhesive layer 62 is transparent is not the necessary condition that solar battery sheet 3 receives sunlight, therefore while descending adhesive layer 62 to cover the whole bottom surface of encapsulated layer 2, lower adhesive layer 62 can be both transparent, can be also opaque.
Because upper adhesive layer 61 covers the whole end face of encapsulated layer 2, lower adhesive layer 62 covers the whole bottom surface of encapsulated layer 2, therefore between encapsulated layer 2 and upper cover plate 1, stick intensity, the intensity of sticking between encapsulated layer 2 and backboard 4 has all obtained enhancing, prevents that steam from infiltrating Rimless solar battery sheet component internal.Than the waterproofing agent layer 5 that was originally arranged at Rimless solar cell chip module edge, upper adhesive layer 61 and lower adhesive layer 62 thickness are little, materials are few, guaranteeing that steam does not infiltrate under the prerequisite of solar battery sheet component internal, reduced solar cell chip module production cost.
Claims (10)
1. a Rimless solar battery sheet component sealing structure, comprises upper cover plate (1), encapsulated layer (2) and backboard (4), and solar battery sheet (3) is encapsulated in described encapsulated layer (2), and described upper cover plate (1) is transparent; It is characterized in that:
Between described encapsulated layer (2) and described upper cover plate (1), be also provided with adhesive layer (61), described upper adhesive layer (61) is bonding with the bottom surface of described upper cover plate (1) and the end face of described encapsulated layer (2) respectively;
Between described encapsulated layer (2) and described backboard (4), be also provided with lower adhesive layer (62), described lower adhesive layer (62) is bonding with the end face of described backboard (4) and the bottom surface of described encapsulated layer (2) respectively.
2. a kind of Rimless solar battery sheet component sealing structure according to claim 1, it is characterized in that: described encapsulated layer (2) is divided into encapsulating film (21) and lower encapsulating film (22), described solar battery sheet (3) by laminating packaging on described between encapsulating film (21) and lower encapsulating film (22).
3. a kind of Rimless solar battery sheet component sealing structure according to claim 1 and 2, is characterized in that: the material of described upper cover plate (1) is the one in toughened glass, polyacrylic acid resinoid, fluorinated ethylene-propylene copolymer, transparent polyester, Merlon.
4. a kind of Rimless solar battery sheet component sealing structure according to claim 1 and 2, is characterized in that: the material of described backboard (4) is the one in toughened glass, aluminium alloy, polymethyl methacrylate, polyvinyl fluoride composite membrane.
5. a kind of Rimless solar battery sheet component sealing structure according to claim 1 and 2, is characterized in that: the material of described encapsulated layer (2) is the one in EVA glued membrane, organic silica gel or epoxy resin.
6. a kind of Rimless solar battery sheet component sealing structure according to claim 1 and 2, is characterized in that: the material of described upper adhesive layer (61) is the one in liquid adhesive, adhesive tape, PUR.
7. a kind of Rimless solar battery sheet component sealing structure according to claim 1 and 2, is characterized in that: the material of described lower adhesive layer (62) is the one in liquid adhesive, adhesive tape, PUR.
8. a kind of Rimless solar battery sheet component sealing structure according to claim 1 and 2, is characterized in that: described upper adhesive layer (61) covers the whole of described encapsulated layer (2) end face, and described upper adhesive layer (61) is transparent.
9. a kind of Rimless solar battery sheet component sealing structure according to claim 1 and 2, is characterized in that: described upper adhesive layer (61) covers the edge of described encapsulated layer (2) end face.
10. a kind of Rimless solar battery sheet component sealing structure according to claim 1 and 2, is characterized in that: described lower adhesive layer (62) covers the whole of described encapsulated layer (2) bottom surface, or covers the edge of described encapsulated layer (2) bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320815940.7U CN203690318U (en) | 2013-12-11 | 2013-12-11 | Frameless solar cell assembly sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320815940.7U CN203690318U (en) | 2013-12-11 | 2013-12-11 | Frameless solar cell assembly sealing structure |
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| Publication Number | Publication Date |
|---|---|
| CN203690318U true CN203690318U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320815940.7U Expired - Fee Related CN203690318U (en) | 2013-12-11 | 2013-12-11 | Frameless solar cell assembly sealing structure |
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| CN (1) | CN203690318U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104485373A (en) * | 2014-12-18 | 2015-04-01 | 江苏宇昊新能源科技有限公司 | Edge sealing structure of photovoltaic module |
| CN105895720A (en) * | 2016-06-14 | 2016-08-24 | 珠海格力电器股份有限公司 | Photovoltaic module and photovoltaic system |
| CN106409936A (en) * | 2016-10-11 | 2017-02-15 | 鄂尔多斯金泽科技发展有限公司 | Solar panel of dabie-sulu pounds pattern and method of installing solar panel on Mongolian yurt |
| CN106437283A (en) * | 2016-10-11 | 2017-02-22 | 鄂尔多斯金泽科技发展有限公司 | Mongolian yurt adopting solar power generation |
| CN106486559A (en) * | 2016-10-11 | 2017-03-08 | 鄂尔多斯金泽科技发展有限公司 | A kind of solar panel made according to Meng ethnic group's pattern and installation method |
-
2013
- 2013-12-11 CN CN201320815940.7U patent/CN203690318U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104485373A (en) * | 2014-12-18 | 2015-04-01 | 江苏宇昊新能源科技有限公司 | Edge sealing structure of photovoltaic module |
| CN104485373B (en) * | 2014-12-18 | 2017-01-04 | 江苏宇昊新能源科技有限公司 | A kind of edge seal structure of photovoltaic module |
| CN105895720A (en) * | 2016-06-14 | 2016-08-24 | 珠海格力电器股份有限公司 | Photovoltaic module and photovoltaic system |
| CN106409936A (en) * | 2016-10-11 | 2017-02-15 | 鄂尔多斯金泽科技发展有限公司 | Solar panel of dabie-sulu pounds pattern and method of installing solar panel on Mongolian yurt |
| CN106437283A (en) * | 2016-10-11 | 2017-02-22 | 鄂尔多斯金泽科技发展有限公司 | Mongolian yurt adopting solar power generation |
| CN106486559A (en) * | 2016-10-11 | 2017-03-08 | 鄂尔多斯金泽科技发展有限公司 | A kind of solar panel made according to Meng ethnic group's pattern and installation method |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20140702 Termination date: 20171211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |