CN202721159U - Solar cell backing plate - Google Patents
Solar cell backing plate Download PDFInfo
- Publication number
- CN202721159U CN202721159U CN 201220423268 CN201220423268U CN202721159U CN 202721159 U CN202721159 U CN 202721159U CN 201220423268 CN201220423268 CN 201220423268 CN 201220423268 U CN201220423268 U CN 201220423268U CN 202721159 U CN202721159 U CN 202721159U
- Authority
- CN
- China
- Prior art keywords
- solar cell
- layer
- cell backboard
- adhesive layer
- backing plate
- Prior art date
- 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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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
Abstract
The utility model discloses a solar cell backing plate, comprising a base, and a surface of the base is connected with a plastic layer through an adhesive layer. A resin layer is connected on a surface of the plastic layer through another adhesive layer. With the above structure, the solar cell backing plate is advantaged in that: 1, tensile strength of the solar cell backing plate is good, water-vapour transmissivity is high, and hot-shrinkage rate is high; 2, and performance is good.
Description
Technical field
The utility model relates to a kind of solar cell backboard.
Background technology
At present, traditional solar cell backboard poor tensile strength, elongation at break is low, and percent thermal shrinkage is lower, and water vapor transmittance is relatively poor.
The utility model content
Technical problem to be solved in the utility model is for the deficiencies in the prior art, to provide the solar cell backboard that a kind of hot strength is good, water vapor transmittance is high, performance is strong.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of solar cell backboard, comprise basic unit, and described substrate surface is connected with plastic layer by adhesive layer, and described plastic layer surface is connected with resin bed by another adhesive layer.
Described basic unit is the laminated bonding layer, adopts vinyl acetate.
Described plastic layer adopts the poly terephthalic acid diethylester.
Described resin bed is the polyvinylidene fluoride resin layer.
Described adhesive layer is ethyl acetate layer.
The utility model adopts said structure, and have the following advantages: 1, the backboard hot strength of solar cell is good, water vapor transmittance is high, percent thermal shrinkage is high; 2, performance is good.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail;
Fig. 1 is structural representation of the present utility model;
In Fig. 1,1, basic unit; 2, adhesive layer; 3, plastic layer; 4, resin bed.
Embodiment
A kind of solar cell backboard comprises basic unit 1 as shown in Figure 1, and basic unit 1 surface is connected with plastic layer 3 by adhesive layer 2, and described plastic layer 3 surfaces are connected with resin bed 4 by another adhesive layer.Basic unit 1 is the laminated bonding layer, adopts vinyl acetate.Plastic layer 3 adopts the poly terephthalic acid diethylester.Resin bed 4 is the polyvinylidene fluoride resin layer.Adhesive layer 2 is ethyl acetate layer, and bonding effect is good.The solar cell backboard hot strength of this structure is good, water vapor transmittance is high, percent thermal shrinkage is high; Performance is good.
The above has carried out exemplary description to the utility model by reference to the accompanying drawings; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present utility model and technical scheme to carry out; or directly apply to other occasion without improvement, all within protection range of the present utility model.
Claims (5)
1. a solar cell backboard comprises basic unit (1), it is characterized in that: described basic unit (1) surface is connected with plastic layer (3) by adhesive layer (2), and described plastic layer (3) surface is connected with resin bed (4) by another adhesive layer.
2. a kind of solar cell backboard according to claim 1 is characterized in that: described basic unit (1) is the laminated bonding layer, adopts vinyl acetate.
3. a kind of solar cell backboard according to claim 1 is characterized in that: described plastic layer (3) employing poly terephthalic acid diethylester.
4. a kind of solar cell backboard according to claim 1, it is characterized in that: described resin bed (4) is the polyvinylidene fluoride resin layer.
5. a kind of solar cell backboard according to claim 1, it is characterized in that: described adhesive layer (2) is ethyl acetate layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220423268 CN202721159U (en) | 2012-08-24 | 2012-08-24 | Solar cell backing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220423268 CN202721159U (en) | 2012-08-24 | 2012-08-24 | Solar cell backing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202721159U true CN202721159U (en) | 2013-02-06 |
Family
ID=47622968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220423268 Expired - Fee Related CN202721159U (en) | 2012-08-24 | 2012-08-24 | Solar cell backing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202721159U (en) |
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2012
- 2012-08-24 CN CN 201220423268 patent/CN202721159U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130206 Termination date: 20150824 |
|
| EXPY | Termination of patent right or utility model |