CN207409502U - A kind of high transparency PVB intermediate coats used for solar batteries - Google Patents
A kind of high transparency PVB intermediate coats used for solar batteries Download PDFInfo
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- CN207409502U CN207409502U CN201721243062.0U CN201721243062U CN207409502U CN 207409502 U CN207409502 U CN 207409502U CN 201721243062 U CN201721243062 U CN 201721243062U CN 207409502 U CN207409502 U CN 207409502U
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- pvb
- refractive power
- power face
- high transparency
- solar batteries
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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
- Y02E10/52—PV systems with concentrators
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Abstract
The utility model is related to PVB intermediate coats fields, and in particular to a kind of high transparency PVB intermediate coats used for solar batteries, including：PVB top layers, reflecting layer, hollow layer, PVB low layers and the adhesive layer set on from lower one side, the edge of the intermediate coat is provided with film strip of paper used for sealing；The PVB top layers upper surface is provided with the first refractive power face, triangle strip side by side is provided on the first refractive power face, the reflecting layer is irregular arc-shaped curved surface, the second refractive power face is provided at the top of the PVB low layers, triangle strip side by side is again provided on the second refractive power face, the arranging density of the triangle strip in the second refractive power face is less than the arranging density of the triangle strip in the first refractive power face.
Description
Technical field
The utility model is related to PVB intermediate coats fields, and in particular among a kind of high transparency PVB used for solar batteries
Film.
Background technology
PVB intermediate coats have the characteristics that light transmission is excellent, the glass used for solar batteries being used as using PVB intermediate coats
Glass-film can effectively improve the translucency of glass, be conducive to the absorption of sunlight, and the weatherability of PVB intermediate coats is strong, the service life
Length can also improve the overall mechanical strength of solar energy glass.The structure of PVB middle film layers is improved, further to be promoted
Advantage is stated, is the direction of primary study in current industry.
Utility model content
The purpose of this utility model is to solve the problems, such as in background technology, provides a kind of high transparency solar-electricity
Pond PVB intermediate coats.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of high transparency PVB intermediate coats used for solar batteries, including：PVB top layers, reflection on from the setting of lower one side
Layer, hollow layer, PVB low layers and adhesive layer, the edge of the intermediate coat is provided with film strip of paper used for sealing；The PVB top layers upper surface is set
The first refractive power face is equipped with, triangle strip side by side is provided on the first refractive power face, the reflecting layer is irregular arc
Curved surface, the PVB low layers top are provided with the second refractive power face, triangle item side by side are again provided on the second refractive power face
Line, the arrangement that the arranging density of the triangle strip in the second refractive power face is less than the triangle strip in the first refractive power face are close
Degree.
In said program, sunlight light is irradiated to the first refractive power face first, and a part is refracted into film, and in addition one
Part reflected light, which can continue to inject in film body in triangle strip, to be reflected, therefore by the first refractive power face, it can be more by light
Be refracted in film body.After this UV light enters film, the second refractive power face is injected again, it is similary that there is reflection and refraction part
Point, without the reflected light for being reflected into triangle strip, PVB low layers are again introduced into after reflecting layer reflection can be got to.Irregularly
Arc-shaped curved surface can play diffuse reflection effect, the reflection loss for the sunlight being greatly reduced.
It is hollow structure preferably, the film strip of paper used for sealing includes, the drying chamber including middle part, towards the hollow layer
The air hole row of setting and the sealing chuck to be tightly connected.
Preferably, it is provided with semicircular glue hole in the sealing chuck.
Preferably, being filled with molecular sieve in the drying chamber, silicone sealant is provided in the glue hole.
Preferably, the reflecting layer is ultraviolet absorption material layer, thickness 0.001-0.01mm.
Preferably, in the triangle strip in the first refractive power face, the several times shape of triangular structure is isosceles trapezoid,
Its corner angle is 25-35 °, and the thickness in the first refractive power face is 0.02-0.04mm.
Preferably, in the triangle strip in the second refractive power face, the several times shape of triangular structure is isosceles trapezoid,
Its corner angle is 40-50 °, and the thickness in the second refractive power face is 0.03-0.06mm.
Preferably, the PVB top layer thickness is 0.08-0.2mm, the PVB low layers thickness is 0.08-0.12mm.
Preferably, air or argon gas are filled in the hollow layer.
Preferably, the adhesive layer is melted into film layer for fluorosilicone, thickness is 0.01 μm -5 μm, to promote centre
The adhesive property of film and solar energy glass.
The utility model is by setting the first refractive power face（11）With the second fold（41）So that after sunlight is squeezed into, reflected light
Line can be reentered in film, ensure that light transmittance.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the utility model light path schematic diagram.
Specific embodiment
Specific examples below is only the explanation to the utility model, is not the limitation to the utility model, this
Field technology personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read,
But as long as it is all protected in the right of the utility model be subject to Patent Law.
The utility model is described in detail with embodiment below in conjunction with the accompanying drawings.
Embodiment 1：
According to Fig. 1, a kind of high transparency PVB intermediate coats used for solar batteries, including：It is set on from lower one side
PVB top layers 1, reflecting layer 2, hollow layer 3, PVB low layers 4 and adhesive layer 5, the edge of intermediate coat are provided with film strip of paper used for sealing 6.
1 upper surface of PVB top layers is provided with the first refractive power face 11, and triangle item side by side is provided on the first refractive power face 11
Line, reflecting layer 2 are irregular arc-shaped curved surface, and the top of PVB low layers 4 is provided with the second refractive power face 41, similary on the second refractive power face 41
Triangle strip side by side is provided with, the arranging density of the triangle strip in the second refractive power face 41 is less than the three of the first refractive power face 11
The arranging density of angular striped, in the triangle strip in the first refractive power face 11, the several times shape of triangular structure is isosceles trapezoid,
Its corner angle is 25-35 °, and the thickness in the first refractive power face 11 is 0.02-0.04mm, the triangle strip in the second refractive power face 41
In, the several times shape of triangular structure is isosceles trapezoid, and corner angle is 40-50 °, and the thickness in the second refractive power face 41 is
1 thickness of 0.03-0.06mm, PVB top layer is 0.08-0.2mm, and 4 thickness of PVB low layers is 0.08-0.12mm.
Reflecting layer 2 is ultraviolet absorption material layer, thickness 0.001-0.01mm, be filled in hollow layer 3 air or
Person's argon gas, adhesive layer 5 are melted into film layer for fluorosilicone, and thickness is 0.01 μm -5 μm.
Film strip of paper used for sealing 6 includes, and is hollow structure, and the drying chamber 61 including middle part is arranged towards the air hole that hollow layer 3 is set
62 and the sealing chuck 63 to be tightly connected, it seals and is provided with semicircular glue hole 631 in chuck 63, filled out in drying chamber 61
There is molecular sieve, silicone sealant is provided in glue hole 631.
According to Fig. 2, sunlight light is irradiated to the first refractive power face 11 first, and a part is refracted into film, separately
Outer a part of reflected light, which can continue to inject in film body in triangle strip, to be reflected, therefore by the first refractive power face 11, it can be by light
Line is more refracted in film body.After this UV light enters film, inject the second refractive power face 41 again, it is similary have reflection and
Refracted portion without the reflected light for being reflected into triangle strip, can be got to after reflecting layer 2 is reflected and be again introduced into PVB low layers
4。
Claims (10)
1. a kind of high transparency PVB intermediate coats used for solar batteries, which is characterized in that including：The PVB set on from lower one side
Top layer（1）, reflecting layer（2）, hollow layer（3）, PVB low layers（4）And adhesive layer（5）, the edge of the intermediate coat is provided with film
Strip of paper used for sealing（6）；The PVB top layers（1）Upper surface is provided with the first refractive power face（11）, the first refractive power face（11）On be provided with simultaneously
The triangle strip of row, the reflecting layer（2）For irregular arc-shaped curved surface, the PVB low layers（4）Top is provided with the second refractive power
Face（41）, the second refractive power face（41）On be again provided with triangle strip side by side, the second refractive power face（41）Three
The arranging density of angular striped is less than the first refractive power face（11）Triangle strip arranging density.
A kind of 2. high transparency PVB intermediate coats used for solar batteries according to claim 1, which is characterized in that the glue
Piece strip of paper used for sealing（6）Including, for hollow structure, the drying chamber including middle part（61）, towards the hollow layer（3）The air hole row of setting
（62）And the sealing chuck to be tightly connected（63）.
3. a kind of high transparency PVB intermediate coats used for solar batteries according to claim 2, which is characterized in that described close
Seal chuck（63）On be provided with semicircular glue hole（631）.
4. a kind of high transparency PVB intermediate coats used for solar batteries according to claim 3, which is characterized in that described dry
Dry chamber（61）Inside it is filled with molecular sieve, the glue hole（631）Inside it is provided with silicone sealant.
5. a kind of high transparency PVB intermediate coats used for solar batteries according to claim 1, which is characterized in that described anti-
Penetrate layer（2）For ultraviolet absorption material layer, thickness 0.001-0.01mm.
6. a kind of high transparency PVB intermediate coats used for solar batteries according to claim 1, which is characterized in that described
One refractive power face（11）Triangle strip in, the several times shape of triangular structure is isosceles trapezoid, and corner angle is 25-35 °,
The first refractive power face（11）Thickness be 0.02-0.04mm.
7. a kind of high transparency PVB intermediate coats used for solar batteries according to claim 1, which is characterized in that described
Eighty percent discount smooth surface（41）Triangle strip in, the several times shape of triangular structure is isosceles trapezoid, and corner angle is 40-50 °,
The second refractive power face（41）Thickness be 0.03-0.06mm.
A kind of 8. high transparency PVB intermediate coats used for solar batteries according to claim 1, which is characterized in that the PVB
Top layer（1）Thickness is 0.08-0.2mm, the PVB low layers（4）Thickness is 0.08-0.12mm.
9. a kind of high transparency PVB intermediate coats used for solar batteries according to claim 1, which is characterized in that in described
Dead level（3）It is interior to be filled with air or argon gas.
10. a kind of high transparency PVB intermediate coats used for solar batteries according to claim 1, which is characterized in that described viscous
Tie layer（5）Film layer is melted into for fluorosilicone, thickness is 0.01 μm -5 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721243062.0U CN207409502U (en) | 2017-09-26 | 2017-09-26 | A kind of high transparency PVB intermediate coats used for solar batteries |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721243062.0U CN207409502U (en) | 2017-09-26 | 2017-09-26 | A kind of high transparency PVB intermediate coats used for solar batteries |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207409502U true CN207409502U (en) | 2018-05-25 |
Family
ID=62406393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721243062.0U Active CN207409502U (en) | 2017-09-26 | 2017-09-26 | A kind of high transparency PVB intermediate coats used for solar batteries |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207409502U (en) |
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2017
- 2017-09-26 CN CN201721243062.0U patent/CN207409502U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200904 Address after: Room 367, building 1, No. 86, Guanghua Road, Tongxiang Economic Development Zone, Tongxiang City, Jiaxing City, Zhejiang Province Patentee after: Jiaxing Fuying composite material Co., Ltd Address before: 317200 No. 801 East Road, Chicheng street, Tiantai County, Zhejiang, Taizhou Patentee before: ZHEJIANG DECENT NEW MATERIAL Co.,Ltd. |