CN217809197U - Photovoltaic glass for shielding welding strip and photovoltaic module - Google Patents
Photovoltaic glass for shielding welding strip and photovoltaic module Download PDFInfo
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- CN217809197U CN217809197U CN202221032332.4U CN202221032332U CN217809197U CN 217809197 U CN217809197 U CN 217809197U CN 202221032332 U CN202221032332 U CN 202221032332U CN 217809197 U CN217809197 U CN 217809197U
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Abstract
The utility model discloses a photovoltaic glass and a photovoltaic module for shielding a solder strip, wherein the photovoltaic glass comprises a glass body and a shielding structure; the shielding structure is arranged on the glass body and corresponds to the position of the welding strip on the battery piece, and the shielding structure is used for shielding the reflected light caused by the welding strip. The photovoltaic module for shielding the solder strip comprises front glass, a front packaging material, a cell, a back packaging material and back glass which are sequentially stacked from top to bottom; the front glass and the back glass adopt the photovoltaic glass for shielding the solder strip. The photovoltaic glass for shielding the solder strip has simple structure, and the shielding structure is arranged on the surface of the glass body, thereby not only eliminating the reflected light caused by the solder strip, but also reducing the harm caused by glare; meanwhile, the adoption of an insulating tape for adhering a welding strip is avoided, and the aesthetic characteristic of the photovoltaic module is improved.
Description
Technical Field
The utility model relates to a photovoltaic power generation technical field, concretely relates to a photovoltaic glass and photovoltaic module for shielding solder strip.
Background
At present, a photovoltaic module generally uses silver solder strips to weld and connect battery pieces, and the reflectivity of the silver solder strips on the battery pieces to light is higher than that of other areas, so that the photovoltaic module is easily subjected to light reflection pollution. In order to solve the reflection pollution of the silver solder strip on the cell, a black insulating adhesive tape is mainly adhered to the solder strip connected with the photovoltaic cell in the current market, so that the effect of shielding the solder strip is achieved. However, in order to not affect the power generation area of the battery piece, the width of the black insulating tape is only slightly larger than the width of the solder strip, so that there is a high requirement for precision when the insulating tape is adhered, and simultaneously, in order to prevent the problem of adhering the adhesive tape which is reworked partially, the speed cannot be too high, and meanwhile, the solder strip also needs to be torn off when the battery piece is broken and reworked, so that the problems of reworking the adhesive tape and reducing efficiency are caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a photovoltaic glass for shielding solder strip for solve the reflection pollution problem that the solder strip brought on the battery piece, the technology of avoiding present solution existence simultaneously is not convenient and efficiency descends the scheduling problem.
The utility model discloses a realize through following technical scheme:
the photovoltaic glass for shielding the solder strip is characterized by comprising a glass body and a shielding structure; the shielding structure is arranged on the glass body and corresponds to the position of the welding strip on the battery piece, and the shielding structure is used for shielding the reflected light caused by the welding strip.
Specifically, the photovoltaic glass for shielding the solder strip provided by the utility model is provided with a shielding structure on the surface of the glass body for shielding the silver solder strip on the battery piece; the utility model discloses a special design's shielding structure is used for replacing the mode of pasting black insulating tape on welding the area in solving the welding area reflection pollution scheme at present, eliminates the reflection light that the welding area brought through special design's shielding structure to reduce the harm that the glare brought, compare simultaneously in pasting black insulating tape on welding the area, the utility model discloses a scheme has also improved photovoltaic module's aesthetic property.
Further, a photovoltaic glass for shielding solder strip: the shielding structure is a groove linear structure, and a shielding coating is arranged in the groove linear structure.
Preferably, the utility model discloses to shield the recess line type structure of structural design for the slope, have the effect that provides the vision for the photovoltaic solder strip and block when observing from different angles. The shape of the groove line-shaped structure is similar to a trapezoid inclined sunken strip-shaped structure. Preferably, the inclined groove line-type structure may be composed of at least one set of inclined groove line-type units, wherein the middle part of the inclined groove line-type units is composed of at least 5 inclined groove line-type structures which are parallel to each other at equal intervals in parallel.
It should be understood that: the inclined groove linear structures correspond to the positions of the welding strips one by one; the number of the grooves in the linear structure is consistent with the number of the main grid lines of the crystalline silicon cell selected by the photovoltaic module, and the distance between the grooves and the main grid lines is the center distance between two adjacent main grids of the cell.
Further, a photovoltaic glass for shielding solder strip: the shielding coating is set to be black, dark color coating or high light diffuse transmission coating, or the shielding coating is set to be coating matched with the color of the battery piece.
Further, a photovoltaic glass for shielding solder strip: the haze of the high light diffuse transmission coating is not less than 99%.
Further, a photovoltaic glass for shielding solder strip: forming the masking coating within the grooved line structure by at least one of printing, spin coating, knife coating, or roll coating.
Further, a photovoltaic glass for shielding solder strip: the depth of the groove line-shaped structure is 1-500 mu m.
Further, a photovoltaic glass for shielding solder strip: the groove linear structure is formed by thermal forming, mechanical processing or laser processing.
Further, a photovoltaic glass for shielding solder strip: the thickness of the glass main body is 1-5mm.
A photovoltaic module for shielding a solder strip is characterized by comprising front glass, front packaging materials, battery pieces, back packaging materials and back glass which are sequentially stacked from top to bottom; the front glass and the back glass adopt the photovoltaic glass for shielding the solder strip.
Providing a visual barrier to the photovoltaic solder strip when viewed from different angles minimizes solar energy barrier transfer to the photovoltaic cell layer.
The utility model has the advantages that:
(1) The photovoltaic glass for shielding the solder strip has simple structure, and the shielding structure is arranged on the surface of the glass body, thereby not only eliminating the reflected light caused by the solder strip, but also reducing the harm caused by glare; meanwhile, the adoption of an insulating tape for adhering a welding strip is avoided, and the aesthetic characteristic of the photovoltaic module is improved.
(2) The utility model provides an its technology cost of photovoltaic glass for shielding solder strip is low, and it is convenient to make.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a photovoltaic glass provided in embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a photovoltaic module provided in embodiment 2 of the present invention;
fig. 3 isbase:Sub>A cross-sectional view ofbase:Sub>A photovoltaic module according to embodiment 2 of the present invention, that is, fig. 3 isbase:Sub>A cross-sectional view alongbase:Sub>A directionbase:Sub>A-base:Sub>A in fig. 2.
The mark in the figure is: 1 glass body, 2 shielding structures, 3 battery pieces, 4 solder strips, 5 front glass and 6 back glass.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like, indicate orientations or positional relationships for convenience of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein.
Example 1
As shown in fig. 1, a photovoltaic glass for shielding solder strip is characterized in that the photovoltaic glass comprises a glass body 1 with a thickness of 3mm and a shielding structure 2; the shielding structures 2 are arranged on the glass body 1 and correspond to the positions of the welding strips 4 on the battery pieces 3 one by one, and the shielding structures 2 are used for shielding reflected light rays brought by the welding strips; wherein: the shielding structure 2 is a groove linear structure with the depth of 50 mu m formed on the glass body 1 in a laser processing mode, and a black coating, a dark coating or a high light diffuse transmission coating with the haze not less than 99% is arranged in the groove linear structure in a roller coating mode, or a coating matched with the color of the battery piece 3 is arranged as the shielding coating.
The photovoltaic glass for shielding the solder strip provided in embodiment 1 is configured such that the inclined groove line type structure 2 (the shape of which is similar to a trapezoid inclined concave strip structure) is arranged on the inner surface of the glass body 1, the inclined groove line type structure is arranged on the glass body 1 and corresponds to the solder strip position connected with the circuit loop on the battery piece 3 one by one, and a black coating, a dark color coating or a high light diffuse transmission coating is arranged in the groove of the inclined groove line type structure, or a coating matching the color of the battery piece. The utility model discloses a photovoltaic glass design provides the vision for the photovoltaic solder strip and blocks when observing from different angles, makes the solar energy that transmits to the photovoltaic cell layer block the minimizing.
Example 2
As shown in fig. 2 to 3, a photovoltaic module for shielding solder strips is characterized in that the photovoltaic module comprises a front glass 5, a front packaging material, a cell sheet layer, a back packaging material and a back glass 6 which are sequentially stacked from top to bottom; the photovoltaic glass provided by the embodiment 1 is adopted as the front glass 5 and the back glass 6.
The photovoltaic module for shielding the solder strip provided by embodiment 2 comprises front glass 5, front encapsulation material (not shown in the figure), a battery layer, back encapsulation material (not shown in the figure) and back glass 6, wherein the battery layer is formed by connecting battery pieces 3 arranged in a matrix in series or in parallel and is connected through the solder strip 4, the front glass 5 and the back glass 6 are respectively arranged on the upper part and the lower part of the battery layer, the surfaces of the front glass 5 and the back glass 6 are provided with inclined groove linear structures, shielding layers are arranged in the groove linear structures, and the groove linear structures 2 are in one-to-one correspondence to the solder strips 4 on the battery pieces 3.
By arranging the shielding structure 2 on the surface of the glass body 1, reflected light caused by the solder strip 4 is eliminated, and harm caused by glare is reduced; meanwhile, the adoption of an insulating tape for adhering a welding strip is avoided, and the aesthetic characteristic of the photovoltaic module is improved.
The above is that the preferred embodiment of the present invention is only used for explaining the present invention, and is not used for limiting the present invention. All obvious changes or variations led by the technical proposal of the utility model are still within the protection scope of the utility model.
Claims (5)
1. The photovoltaic glass for shielding the solder strip is characterized by comprising a glass body (1) and a shielding structure (2); the shielding structure (2) is arranged on the glass body (1) and corresponds to the position of the welding strip (4) on the battery piece (3), and the shielding structure (2) is used for shielding the reflected light brought by the welding strip; the shielding structure (2) is arranged to be a groove linear structure, and a shielding coating is arranged in the groove linear structure.
2. The photovoltaic glass for masking solder strips as claimed in claim 1, wherein said masking coating is provided as a dark coating or a high diffuse transmission coating, or said masking coating is provided as a coating matching the color of said cell.
3. The photovoltaic glass for shielding solder ribbon according to claim 1, wherein the groove line-shaped structures have a depth of 1 to 500 μm.
4. A photovoltaic glass for shielding solder ribbons as claimed in claim 1, characterized in that the thickness of the glass body (1) is 1-5mm.
5. A photovoltaic module for shielding a solder strip is characterized by comprising front glass (5), front packaging materials, a cell (3), back packaging materials and back glass (6) which are sequentially stacked from top to bottom; the front glass (5) and the back glass (6) adopt the photovoltaic glass as claimed in any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221032332.4U CN217809197U (en) | 2022-04-29 | 2022-04-29 | Photovoltaic glass for shielding welding strip and photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221032332.4U CN217809197U (en) | 2022-04-29 | 2022-04-29 | Photovoltaic glass for shielding welding strip and photovoltaic module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217809197U true CN217809197U (en) | 2022-11-15 |
Family
ID=83982852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221032332.4U Active CN217809197U (en) | 2022-04-29 | 2022-04-29 | Photovoltaic glass for shielding welding strip and photovoltaic module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217809197U (en) |
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2022
- 2022-04-29 CN CN202221032332.4U patent/CN217809197U/en active Active
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