CN109713072A - A kind of backboard of solar cell module - Google Patents
A kind of backboard of solar cell module Download PDFInfo
- Publication number
- CN109713072A CN109713072A CN201910024062.9A CN201910024062A CN109713072A CN 109713072 A CN109713072 A CN 109713072A CN 201910024062 A CN201910024062 A CN 201910024062A CN 109713072 A CN109713072 A CN 109713072A
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- Prior art keywords
- layer
- backboard
- pattern
- solar cell
- cell module
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- 239000000463 material Substances 0.000 claims abstract description 177
- 239000000758 substrate Substances 0.000 claims abstract description 40
- 239000010410 layer Substances 0.000 claims description 201
- 238000000576 coating method Methods 0.000 claims description 27
- 239000011248 coating agent Substances 0.000 claims description 26
- 229910052731 fluorine Inorganic materials 0.000 claims description 26
- 239000011737 fluorine Substances 0.000 claims description 26
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 23
- 241000446313 Lamella Species 0.000 claims description 20
- 239000011521 glass Substances 0.000 claims description 9
- 239000012790 adhesive layer Substances 0.000 claims description 8
- 125000001153 fluoro group Chemical group F* 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 20
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 238000002834 transmittance Methods 0.000 abstract description 3
- 239000010408 film Substances 0.000 description 21
- 229920002620 polyvinyl fluoride Polymers 0.000 description 9
- 239000010409 thin film Substances 0.000 description 7
- 239000004698 Polyethylene Substances 0.000 description 5
- 238000001723 curing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000839 emulsion Substances 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- -1 polyethylene Polymers 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 239000005038 ethylene vinyl acetate Substances 0.000 description 3
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 2
- 229960001484 edetic acid Drugs 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000013007 heat curing Methods 0.000 description 2
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 229920005672 polyolefin resin Polymers 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 239000001293 FEMA 3089 Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 241000779819 Syncarpia glomulifera Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 125000002573 ethenylidene group Chemical group [*]=C=C([H])[H] 0.000 description 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical group FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000013500 performance material Substances 0.000 description 1
- 239000001739 pinus spp. Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229940036248 turpentine Drugs 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of backboards of solar cell module.The backboard includes substrate, and the pattern layer containing material water-proof material with predetermined pattern on the setting substrate inner surface.The present invention on the inner surface of backboard by being arranged the pattern layer containing material water-proof material, using block-water performance possessed by material water-proof material, reduce water vapor transmittance, prevents steam from penetrating into cell piece front through backboard, prevent cell piece from failing, thus lifting assembly power.
Description
Technical field
The invention belongs to technical field of solar batteries, and in particular to a kind of backboard of solar cell module.
Background technique
Currently, the basic structure of crystal silicon solar batteries component successively includes face glass, upper layer encapsulating material, cell piece
Layer, lower layer's encapsulating material and backboard or back glass, wherein common backboard is the polymer composite layer of white.The polymer
Composite layer is made of outer layer, middle layer and internal layer, and bonding is wherein equipped between outer layer and middle layer and middle layer and internal layer
Material.In the market, solar cell backboard is broadly divided into fluorine-containing backboard and not fluorine-containing backboard two major classes.Wherein fluorine-containing backboard divides again
(such as TPT, KPK, KPF, wherein first letter represents outer layer to double-side fluorine, and medial represents middle layer, the last letter
Represent internal layer) with single side it is fluorine-containing (such as TPE, KPE, KPO, wherein first letter represents outer layer, and medial represents middle layer,
The last letter represents internal layer) two kinds, wherein T refers to that polyvinyl fluoride (PVF) film, K refer to that Kynoar (PVDF) is thin
Film, F are fluoro coatings resinous coat；P refers to the pet film (BOPET) of biaxial tension；E refers to that polyethylene is thin
Film or ethylene-vinyl acetate resin (EVA), O are polyolefin resins.Mostly being then without fluorine-containing backboard will by using adhesive
Multilayer PET or PA gluing are combined.
When photovoltaic module outdoor application, such as water surface especially in the environment of high temperature and humidity, steam can penetrate backboard, from electricity
The region that pond piece does not block penetrates into the front of cell piece, and component power is caused to decline.
Summary of the invention
The purpose of the present invention is to provide a kind of backboards of solar cell module with water stop function, enhance backboard
Block-water performance reduces steam and penetrates into that cell piece is positive by backboard, the performance when component outdoor application of raising, thus guarantee group
Part efficiently exports.
To achieve the goals above, the present invention provides following technical scheme.
A kind of backboard of solar cell module, the backboard include substrate, and on the setting substrate inner surface
The pattern layer containing material water-proof material with predetermined pattern.
Optionally, the solar cell module successively includes face glass, upper layer encapsulating material, battery lamella, lower layer
Encapsulating material and backboard, pattern and the cell piece in the battery lamella of the pattern layer containing material water-proof material do not block
The pattern in region is adapted.
Optionally, the pattern in the pattern layer containing material water-proof material is latticed or strip.
Optionally, on inner surface of the pattern layer containing material water-proof material by the substrate is arranged in have it is described
The cured formation of the coating containing material water-proof material of predetermined pattern.
In the present invention, the coating containing material water-proof material can be heat curing coating, preferably cold curing paint (solidification temperature
At 60 DEG C or less).When preparing the pattern layer containing material water-proof material, according to the pattern of the pattern layer containing material water-proof material, it will contain
The coating of material water-proof material is coated on substrate inner surface, forms the pattern layer containing material water-proof material after making paint solidification.
The modes such as web coatable, printing, spraying, coating can be used it is arranged on the inner surface of substrate and contains material water-proof material
Coating.
The conventional commercially available coating containing material water-proof material can be selected in the above-mentioned coating containing material water-proof material, further preferably
It is the coating containing material water-proof material on backboard, the painting containing material water-proof material as disclosed in 104403602 B of patent CN
Material etc..
Optionally, the substrate includes fluorine-containing outer layer, not fluorine-containing middle layer on the outer layer is arranged and sets
Internal layer on the middle layer is set, the pattern layer setting containing material water-proof material is on the inner layer；The outer layer and institute
It states between middle layer, is provided with adhesive layer between the middle layer and the internal layer.
Optionally, the internal layer is fluorine-containing or not fluorine-containing.
Optionally, the internal layer covers the partial zones that all middle layer or the internal layer cover the middle layer
Domain.
Optionally, the internal layer has pattern identical with the pattern layer containing material water-proof material.
Optionally, the substrate is compounded to form by the not fluorine-containing polymer material layer of multilayer.
Technical effect
The invention has the following advantages:
(1) present invention utilizes material water-proof material by the way that the pattern layer containing material water-proof material is arranged on the inner surface of backboard
Possessed block-water performance reduces water vapor transmittance, prevents steam from penetrating into cell piece front through backboard, especially prevents water
Vapour penetrates into cell piece front from the region that backboard is not blocked by cell piece, prevents cell piece from failing, thus lifting assembly power.
(2) selection in the present invention about the material of the pattern layer containing material water-proof material can be and directly adopt spraying, apply
The coating containing material water-proof material that modes are arranged such as cover or print, through made from low-temperature setting containing the pattern layer of material water-proof material,
It is easy to accomplish.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.
Fig. 1 is the top view of solar photovoltaic assembly in embodiment 1-2；
Fig. 2 is the top view of solar photovoltaic assembly in embodiment 3；
Fig. 3 is the structural schematic diagram of solar photovoltaic assembly in embodiment 1-2；
Fig. 4 is the structural schematic diagram of solar photovoltaic assembly in embodiment 3；
Fig. 5 is the structural schematic diagram of the back panel of solar photovoltaic module of the pattern layer containing material water-proof material in embodiment 1-2；
Fig. 6 is the structural schematic diagram of the back panel of solar photovoltaic module of the pattern layer containing material water-proof material in embodiment 3；
Appended drawing reference in figure respectively indicates:
1 is outer layer；
2 be middle layer；
3 be internal layer；
31 be the pattern layer containing material water-proof material；
4 be adhesive layer；
5 be face glass；
6 be upper layer encapsulating material；
7 be battery lamella；
8 be lower layer's encapsulating material；
9 be backboard；
10 be the cell piece in battery lamella；
11 be the cell piece non-occluded area in battery lamella.
Specific embodiment
Hereinafter, explaining embodiments of the present invention in detail.
Refer to after backboard is installed in solar cell module in the present invention, on the inside of backboard, backboard is towards cell piece
Side；It is understood that side of the backboard far from cell piece is the outside of backboard.
Fig. 1 shows a kind of structure of the backboard of solar cell module provided by the invention, as shown in Figure 1, the backboard
Including the pattern layer 31 containing material water-proof material with predetermined pattern in substrate, and setting substrate inner surface.
In the backboard of solar cell module provided by the invention, setting contains material water-proof material on the inner surface of substrate
Pattern layer 31, i.e., on the regional area of the inner surface of substrate setting have block-water performance material layer, utilize the material that blocks water
Block-water performance possessed by expecting reduces water vapor transmittance, prevents steam from penetrating into cell piece front through backboard, prevents cell piece
Failure, thus lifting assembly power.
Fig. 3 and Fig. 4 respectively illustrates the structure of solar cell module, as shown in Figure 3 and Figure 4, solar cell module
It successively include face glass 5, upper layer encapsulating material 6, battery lamella 7, lower layer's encapsulating material 8 and backboard 9.
For solar cell module, steam is easy from the gap (i.e. cell piece non-occluded area) between cell piece
Cell piece front is infiltrated into, therefore, in a kind of optional implementation of the present invention, the pattern layer 31 containing material water-proof material
Pattern with battery lamella 7 in the pattern of cell piece non-occluded area be adapted, i.e., in the backboard 9 with solar cell module
Setting contains material water-proof material on the backboard inner surface of 10 non-occluded area of cell piece, 11 corresponding position in battery lamella
Pattern layer 31.
As shown in figure 5, the pattern of the pattern layer 31 containing material water-proof material be it is latticed, the backboard be suitable for cell piece between
Pass through the solar cell module with certain interval between welding connection, cell piece.
As shown in fig. 6, the pattern of the pattern layer 31 containing material water-proof material is strip, which is suitable for imbrication component, i.e.,
It is connected in the form of imbrication with adjacent cell piece in a string of battery strings, it is very close to each other between adjacent cell piece in same a string of battery strings,
There is gap between adjacent two strings battery strings.
Certainly, in the present invention, the pattern of the pattern layer 31 containing material water-proof material is not limited to grid or strip, can be according to group
The setting of part type, pattern correspond to the region that the cell piece in battery lamella does not block.
In the present invention, the pattern layer 31 containing material water-proof material can be preset by having on the inner surface of substrate is arranged in
The cured formation of the coating containing material water-proof material of pattern.
In the present invention, the coating containing material water-proof material can be heat curing coating, preferably cold curing paint (solidification temperature
At 60 DEG C or less).When preparing the pattern layer containing material water-proof material, according to the pattern of the pattern layer containing material water-proof material, it will contain
The coating of material water-proof material is coated on substrate inner surface, forms the pattern layer containing material water-proof material after making paint solidification.
The modes such as web coatable, printing, spraying, coating can be used it is arranged on the inner surface of substrate and contains material water-proof material
Coating.
The conventional commercially available coating containing material water-proof material can be selected in the above-mentioned coating containing material water-proof material, further preferably
It is the coating containing material water-proof material on backboard, the painting containing material water-proof material as disclosed in 104403602 B of patent CN
Material etc..
As depicted in figs. 1 and 2, substrate may include fluorine-containing outer layer 1, the not fluorine-containing middle layer 2 that is arranged on outer layer 1
And the internal layer 3 in middle layer 2 is set, the pattern layer 31 containing material water-proof material is arranged on internal layer 3；Outer layer 1 and middle layer 2
Between, adhesive layer 4 is provided between middle layer 2 and internal layer 3.
In the embodiment, the inner surface of internal layer 3 is the inner surface of substrate.
Outer layer 1 concretely the fluorine materials such as polyvinyl fluoride (PVF) film, Kynoar (PVDF) film formed it is thin
Film, middle layer 2 concretely the pet film (BOPET), polyethylene film (PE) of biaxial tension or
Person's polyamide film (PA).
Internal layer 3 can be fluorine-containing film, such as fluoroethylene film, vinylidene film etc., or not fluorine-containing
Film, such as polyethylene film, ethylene-vinyl acetate resin film or polyolefin resin film etc..
In the present invention, the internal layer 3 of substrate can cover whole middle layers 2 (as shown in Figure 1), can also only cover middle layer
2 regional area (as shown in Figure 2).In a kind of possible implementation, internal layer 3 has and the pattern layer 31 containing material water-proof material
Identical pattern.
It, can be directly in existing double-side fluorine backboard for the backboard that the internal layer 3 of substrate covers whole middle layers 2
Or the pattern layer 31 containing material water-proof material is set on the internal layer of the fluorine-containing backboard of single side.
It, can be first according to the preparation of existing backboard for the backboard that the internal layer 3 of substrate covers the regional area of middle layer 2
Technique prepares the laminated film of outer layer 1 and middle layer 2, later, the bonding internal layer 3 on the regional area of middle layer 2, then including
The pattern layer 31 containing material water-proof material is prepared on layer 3.
In the present invention, substrate can also be compounded to form by the not fluorine-containing polymer material layer of multilayer, for example, multilayer PET film or
Person's multilayer PA film bond is formed.In the implementation, the pattern layer 31 containing material water-proof material is set up directly on innermost layer not
Fluoro-containing macromolecule material layer surface.
In the present invention, the material of the adhesive layer 4 of each position is not limited strictly, as long as can glue backboard various pieces
It connects fixed.Such as it can be used and be bonded layer formula disclosed in the embodiment 1 to embodiment 5 of CN107759983A.
It is described further below by backboard of the specific embodiment to solar cell module provided by the invention.
Embodiment 1
As shown in Figure 1, the backboard of solar cell module provided in this embodiment includes substrate and is arranged in substrate
The pattern layer 31 containing material water-proof material on side surface.
Wherein, substrate is the fluorine-containing TPE backboard of existing single side, i.e. substrate includes outer layer 1, the middle layer 2 on outer layer 1,
Internal layer 3 in middle layer 2 and it is arranged between outer layer 1 and middle layer 2, the adhesive layer 4 between middle layer 2 and internal layer 3,
Outer layer is polyvinyl fluoride thin film, and middle layer 2 is pet film, and internal layer 3 is polyethylene film.
Pattern layer 31 containing material water-proof material is arranged on internal layer 3.
Pattern layer 31 containing material water-proof material be by be coated in internal layer 3 on the coating that blocks water with predetermined pattern through low temperature
It is formed by curing.
The formula of the above-mentioned coating that the blocks water such as formula in 104403602 B of patent CN, specifically includes according to mass fraction
The following raw material: 32 parts of ethene-vinyl acetate copolymer emulsion, 5 parts of polyaminoester emulsion, 3 parts of epoxy resin, 8 parts of polyvinyl alcohol, turpentine
3 parts, 6 parts of talcum powder, 10 parts of ethylenediamine tetra-acetic acid, 7 parts of magnesium stearate, 16 parts of isopropanol, 26 parts of water of oil；
It is above-mentioned block water coating preparation when, by ethene-vinyl acetate copolymer emulsion, polyaminoester emulsion, epoxy resin is added different
In propyl alcohol, 45 DEG C are warming up to, is stirred evenly, sequentially adds polyvinyl alcohol, turpentine oil, talcum powder, ethylenediamine tetra-acetic acid, heating
To 55 DEG C, 30min is stirred, the coating that blocks water is obtained.
As shown in figure 3, the solar cell module successively includes face glass 5, upper layer encapsulating material 6, battery lamella
7, lower layer's encapsulating material 8 and backboard 9 are connected between the cell piece 10 in battery lamella 7 by welding, are had between cell piece 10
Gap.The pattern of the pattern layer 31 containing material water-proof material and the non-occluded area 11 of the cell piece 10 in the battery lamella
Pattern be adapted, in as shown in Figure 5 latticed.
The region that the above-mentioned coating that blocks water is not blocked coated in cell piece on internal layer 3, forms such as Fig. 5 after natural cooling
It is shown that there is the latticed backboard containing material water-proof material pattern layer.
Backboard provided in this embodiment is applied in solar cell module, steam can be stopped not block from cell piece
Region penetrates into cell piece front, prevents cell piece from failing, to improve component power.
Embodiment 2
As shown in Figure 1, the backboard of solar cell module provided in this embodiment includes substrate and is arranged in substrate
The pattern layer 31 containing material water-proof material on side surface.
Wherein, substrate is existing double-side fluorine TPT backboard, i.e. substrate includes outer layer 1, the middle layer 2 on outer layer 1,
Internal layer 3 in middle layer 2 and it is arranged between outer layer 1 and middle layer 2, the adhesive layer 4 between middle layer 2 and internal layer 3,
Outer layer is polyvinyl fluoride thin film, and middle layer 2 is pet film, and internal layer 3 is polyvinyl fluoride thin film.
Pattern layer 31 containing material water-proof material is arranged on internal layer 3.
Pattern layer 31 containing material water-proof material be by be coated in internal layer 3 on the material water-proof material with predetermined pattern through low temperature
It is formed by curing.
The formula of above-mentioned material water-proof material is same as Example 1.
As shown in figure 3, the solar cell module successively includes face glass 5, upper layer encapsulating material 6, battery lamella
7, lower layer's encapsulating material 8 and backboard 9 are connected between the cell piece 10 in battery lamella 7 by welding, are had between cell piece 10
Gap.The pattern of the pattern layer 31 containing material water-proof material and the non-occluded area 11 of the cell piece 10 in the battery lamella
Pattern be adapted, in as shown in Figure 5 latticed.
Embodiment 3
As shown in Fig. 2, the backboard of solar cell module provided in this embodiment includes substrate and is arranged in substrate
The pattern layer 31 containing material water-proof material on side surface.
As shown in Fig. 2, the backboard of solar cell module provided in this embodiment includes substrate and is arranged in substrate
The pattern layer 31 containing material water-proof material on side surface.
Wherein, substrate includes outer layer 1, the middle layer 2 on outer layer 1, internal layer 3 and setting in middle layer 2
Adhesive layer 4 between outer layer 1 and middle layer 2, between middle layer 2 and internal layer 3, internal layer 3 cover the regional area of middle layer 2,
The pattern of internal layer 3 is identical as the pattern layer 31 containing material water-proof material.
Outer layer is polyvinyl fluoride thin film, and middle layer 2 is pet film, and internal layer 3 is polyvinyl fluoride
Film.
Pattern layer 31 containing material water-proof material is arranged on internal layer 3.
Pattern layer 31 containing material water-proof material is by the coating that blocks water with predetermined pattern that is printed on internal layer 3 through low temperature
It is formed by curing.
Block water in the present embodiment coating formula it is same as Example 1.
As shown in figure 4, the solar cell module successively includes face glass 5, upper layer encapsulating material 6, battery lamella
7, lower layer's encapsulating material 8 and backboard 9, the cell piece in battery lamella 7 are connected in the form of imbrication, with cell piece in a string of battery strings
Between it is very close to each other；The pattern of pattern and internal layer 3 in the pattern layer 31 containing material water-proof material with the battery lamella
In the pattern of non-occluded area 11 of cell piece 10 be adapted, be in strip as shown in FIG. 6.
A part of specific embodiment is enumerated above, and the present invention will be described, it is necessary to which indicated herein is the above specific reality
It applies example and is served only for that the invention will be further described, do not represent limiting the scope of the invention.Other people are according to the present invention
The some nonessential modifications and adjustment made still fall within protection scope of the present invention.
Claims (9)
1. a kind of backboard of solar cell module, characterized in that the backboard includes substrate, and on the inside of the setting substrate
With the pattern layer (31) containing material water-proof material of predetermined pattern on surface.
2. the backboard of solar cell module according to claim 1, it is characterized in that: the solar cell module is successively
It is described to contain including face glass (5), upper layer encapsulating material (6), battery lamella (7), lower layer's encapsulating material (8) and backboard (9)
The pattern of the pattern layer (31) of material water-proof material and the pattern of cell piece non-occluded area in the battery lamella (7) are mutually fitted
Match.
3. the backboard of solar cell module according to claim 2, it is characterized in that: the pattern containing material water-proof material
Pattern in layer (31) is latticed or strip.
4. the backboard of solar cell module according to claim 1, it is characterized in that: the pattern containing material water-proof material
The coating containing material water-proof material with the predetermined pattern on inner surface of the layer (31) by the substrate is arranged in is through solid
Change and is formed.
5. the backboard of solar cell module according to claim 1, characterized in that the substrate includes fluorine-containing outer layer
(1), the not fluorine-containing middle layer (2) being arranged on the outer layer (1) and the internal layer (3) being arranged on the middle layer (2),
The pattern layer (31) containing material water-proof material is arranged on the internal layer (3)；The outer layer (1) and the middle layer (2) it
Between, adhesive layer (4) are provided between the middle layer (2) and the internal layer (3).
6. the backboard of solar cell module according to claim 1, characterized in that the internal layer (3) is fluorine-containing or not
It is fluorine-containing.
7. the backboard of solar cell module according to claim 1, characterized in that the internal layer (3) covers whole institutes
It states middle layer (2) or the internal layer (3) covers the regional area of the middle layer (2).
8. the backboard of solar cell module according to claim 7, characterized in that the internal layer (3) have with it is described
The identical pattern of pattern layer (31) containing material water-proof material.
9. the backboard of solar cell module according to claim 1, characterized in that the substrate is by the not fluorine-containing height of multilayer
Molecular material layer is compounded to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910024062.9A CN109713072B (en) | 2019-01-10 | 2019-01-10 | Solar cell module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910024062.9A CN109713072B (en) | 2019-01-10 | 2019-01-10 | Solar cell module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109713072A true CN109713072A (en) | 2019-05-03 |
| CN109713072B CN109713072B (en) | 2021-09-14 |
Family
ID=66260000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910024062.9A Active CN109713072B (en) | 2019-01-10 | 2019-01-10 | Solar cell module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109713072B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222711A (en) * | 2010-04-16 | 2011-10-19 | 江苏百世德太阳能高科技有限公司 | Novel silicon base film solar battery and packaging method thereof |
| US20150027535A1 (en) * | 2013-07-29 | 2015-01-29 | Lg Electronics Inc. | Back sheet and solar cell module including the same |
| CN105489683A (en) * | 2016-01-20 | 2016-04-13 | 常州亚玛顿股份有限公司 | Lightweight double-glass module |
| CN205335270U (en) * | 2015-12-23 | 2016-06-22 | 比亚迪股份有限公司 | Back of body contact solar cell's electrically conductive backsheet layer and battery pack |
| CN107154443A (en) * | 2016-03-03 | 2017-09-12 | 苏州升奥新能源有限公司 | A kind of solar cell module encapsulating structure |
| CN107759983A (en) * | 2017-10-13 | 2018-03-06 | 杭州福斯特应用材料股份有限公司 | A kind of patterned transparent back veneer material |
| CN108173336A (en) * | 2018-02-08 | 2018-06-15 | 耀灵科技（上海）有限公司 | Flexible solar charger and manufacturing method |
| CN108767042A (en) * | 2018-05-24 | 2018-11-06 | 苏州中来光伏新材股份有限公司 | A kind of reflection gain type high transmittance solar battery back film and preparation method thereof |
| CN108767036A (en) * | 2018-06-01 | 2018-11-06 | 汉能新材料科技有限公司 | A kind of solar panel |
-
2019
- 2019-01-10 CN CN201910024062.9A patent/CN109713072B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222711A (en) * | 2010-04-16 | 2011-10-19 | 江苏百世德太阳能高科技有限公司 | Novel silicon base film solar battery and packaging method thereof |
| US20150027535A1 (en) * | 2013-07-29 | 2015-01-29 | Lg Electronics Inc. | Back sheet and solar cell module including the same |
| CN205335270U (en) * | 2015-12-23 | 2016-06-22 | 比亚迪股份有限公司 | Back of body contact solar cell's electrically conductive backsheet layer and battery pack |
| CN105489683A (en) * | 2016-01-20 | 2016-04-13 | 常州亚玛顿股份有限公司 | Lightweight double-glass module |
| CN107154443A (en) * | 2016-03-03 | 2017-09-12 | 苏州升奥新能源有限公司 | A kind of solar cell module encapsulating structure |
| CN107759983A (en) * | 2017-10-13 | 2018-03-06 | 杭州福斯特应用材料股份有限公司 | A kind of patterned transparent back veneer material |
| CN108173336A (en) * | 2018-02-08 | 2018-06-15 | 耀灵科技（上海）有限公司 | Flexible solar charger and manufacturing method |
| CN108767042A (en) * | 2018-05-24 | 2018-11-06 | 苏州中来光伏新材股份有限公司 | A kind of reflection gain type high transmittance solar battery back film and preparation method thereof |
| CN108767036A (en) * | 2018-06-01 | 2018-11-06 | 汉能新材料科技有限公司 | A kind of solar panel |
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