Thin silicon solar cell

Abstract

The utility model discloses a thin silicon solar cell which comprises a solar cell piece, an installation frame used for installing the solar cell piece and a protection assembly used for protecting the solar cell piece. The protection assembly is installed on the top of the solar cell and is connected with the installation frame through a bolt assembly. A layer of transparent hydrophobic protective film which plays a role in protection and facilitates replacement and cleaning of deposits on the surfaces of the solar cells is laid on the top of the protective assembly; according to the utility model, the mounting frame is arranged at the periphery of the solar cell and the transparent protection assembly is arranged at the top, so that the safety of the solar cell is ensured, the safety is improved, the possibility of damage is reduced, and meanwhile, the transparent protection film is arranged at the top of the protection assembly, so that light transmission is not influenced, and the service life of the solar cell is prolonged. And deposits on the surface of the protection assembly can be cleaned more conveniently, and the cleaning efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of solar cells, in particular to a thin silicon solar cell. Background Art

[0002] Thin silicon wafer solar cells are solar cells made of thinner silicon wafers. They reduce costs and improve energy conversion efficiency by reducing the amount of materials used, and are an important direction in the development of photovoltaic technology. However, since thin silicon wafer solar cells are relatively thin overall, they are easily damaged during use and are also affected by factors such as weather, resulting in an overall low service life for thin silicon solar cells. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a thin silicon solar cell, which can provide safety protection for the thin silicon solar cell and increase the service life of the solar cell.

[0004] In order to solve the above technical problems, the technical solutions adopted by the present utility model are as follows.

[0005] A thin silicon solar cell comprises a solar cell, a mounting frame for mounting the solar cell and a protective assembly for protecting the solar cell; the protective assembly is mounted on the top of the solar cell and connected to the mounting frame via a bolt assembly; a transparent hydrophobic protective film is laid on the top of the protective assembly for protection and facilitating replacement and cleaning of deposits on the surface of the solar cell.

[0006] The above-mentioned thin silicon solar cell, the mounting frame includes a base plate installed at the bottom of the solar cell, a first clamping plate installed on the left and right sides of the solar cell, and a second clamping plate installed on the front and back sides of the solar cell. The inner sides of the first clamping plate and the second clamping plate are respectively provided with card slots for mounting with the solar cell, and both ends of the second clamping plate are also provided with connecting columns that are plugged into the ends of the card slots. The first clamping plate and the second clamping plate are respectively connected to the base plate at the bottom through bolt assemblies.

[0007] The above-mentioned thin silicon solar cell, the protection component includes a transparent protection plate and a first mounting plate and a second mounting plate respectively equipped with the protection plate, the first mounting plate is installed on the left and right sides of the protection plate, and the second mounting plate is installed on the front and back sides of the protection plate.

[0008] The above-mentioned thin silicon solar cell has an inner end of the first mounting plate provided with a first clamping block protruding upward, and grooves matched with the first clamping block are respectively provided on the left and right sides of the lower part of the protective plate; and the first mounting plate located on the inner side of the first clamping block is provided with first limiting grooves matched with the protrusions on both sides of the protective plate.

[0009] In the above-mentioned thin silicon solar cell, the left and right ends of the second mounting plate are respectively provided with second limiting grooves matched with the first clamping block, and the inner side of the second mounting plate is provided with a second clamping block plug-in connected with the protective plate.

[0010] Due to the adoption of the above technical scheme, the technical progress achieved by the present invention is as follows.

[0011] The utility model provides a thin silicon solar cell. By arranging a mounting frame around the solar cell sheet and arranging a transparent protective component on the top, the safety of the solar cell itself is guaranteed, the safety is improved, and the possibility of damage is reduced. At the same time, a transparent protective film is arranged on the top of the protective component, which does not affect the transmission of light and can more conveniently clean the deposits on the surface of the protective component, thereby improving the cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the specific structure of the utility model.

[0013] Wherein: 1. bottom plate, 2. first clamping plate, 3. solar cell, 4. second clamping plate, 5. protective plate, 6. first mounting plate, 7. second mounting plate, 8. slot, 9. connecting column, 10. first limiting slot, 11. first clamping block, 12. second limiting slot, 13. second clamping block. DETAILED DESCRIPTION

[0014] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0015] Thin silicon solar cells, such as Figure 1 As shown, it includes a solar cell 3, a mounting frame for mounting the solar cell 3, and a protection component for protecting the solar cell 3, wherein the protection component is mounted on the top of the solar cell and connected to the mounting frame through a bolt assembly.

[0016] A transparent hydrophobic protective film is laid on the top of the protective component to prevent the internal solar cells from being damaged by moisture penetration due to bad weather. At the same time, during the replacement of the protective film, the deposits accumulated on the solar cells can also be recycled.

[0017] The mounting frame includes a base plate 1 installed at the bottom of the solar cell 3, a first clamping plate 2 installed on the left and right sides of the solar cell, and a second clamping plate 4 installed on the front and back sides of the solar cell 3. The inner sides of the first clamping plate 2 and the second clamping plate 4 are respectively provided with a card slot 8 for mounting with the solar cell 3, and both ends of the second clamping plate 4 are also provided with connecting columns 9 that are plugged and connected to the ends of the card slot 8. The first clamping plate 2 and the second clamping plate 4 are respectively connected to the base plate 1 at the bottom through bolt assemblies.

[0018] The protection assembly includes a transparent protection plate 5 and a first mounting plate 6 and a second mounting plate 7 respectively mounted on the protection plate 5 . The first mounting plate 6 is mounted on the left and right sides of the protection plate 5 , and the second mounting plate 7 is mounted on the front and rear sides of the protection plate 5 .

[0019] The inner end of the first mounting plate 6 is provided with a first clamping block 11 protruding upward, and the left and right sides of the lower part of the protective plate 5 are respectively provided with grooves matched with the first clamping block 11 .

[0020] The first mounting plate 6 located inside the first clamping block 11 is provided with first limiting grooves 10 which are matched with the protrusions on both sides of the protective plate 5 .

[0021] The left and right ends of the second mounting plate 7 are respectively provided with second limiting grooves 12 matched with the first clamping block 11 , and the inner side of the second mounting plate 7 is provided with a second clamping block 13 plug-in connected with the protection plate 5 .

[0022] When in use, the solar cell 3 is assembled with the first clamping plate 2 and the second clamping plate 4 respectively, and then installed on the base plate 1 through a bolt assembly, and then the protective plate 5 is assembled with the first mounting plate 6 and the second mounting plate 7 respectively, and then the first mounting plate 6 and the second mounting plate 7 are installed on the top of the mounting frame through a bolt assembly, and finally a layer of protective hydrophobic protective film is laid on the top of the protective assembly to prevent moisture from penetrating between the protective assembly and the solar cell 3 and affecting the service life of the solar cell. The protective film can also be replaced regularly, and the deposits on the surface of the solar cell can be cleaned to ensure the working efficiency and service life of the solar cell.

[0023] The utility model provides a thin silicon solar cell. By arranging a mounting frame around the solar cell sheet and arranging a transparent protective component on the top, the safety of the solar cell itself is guaranteed, the safety is improved, and the possibility of damage is reduced. At the same time, a transparent protective film is arranged on the top of the protective component, which does not affect the transmission of light and can more conveniently clean the deposits on the surface of the protective component, thereby improving the cleaning efficiency.

Claims

1. Thin silicon solar cell, characterized in that: The invention comprises a solar cell (3), a mounting frame for mounting the solar cell (3), and a protective assembly for protecting the solar cell (3); the protective assembly is mounted on the top of the solar cell and connected to the mounting frame via a bolt assembly; the top of the protective assembly is provided with a layer of transparent hydrophobic protective film which plays a protective role and is convenient for replacing and cleaning deposits on the surface of the solar cell.

2. The thin silicon solar cell according to claim 1, characterized in that: The mounting frame comprises a bottom plate (1) mounted on the bottom of the solar cell (3), a first clamping plate (2) mounted on the left and right sides of the solar cell, and a second clamping plate (4) mounted on the front and rear sides of the solar cell (3); the first clamping plate (2) and the second clamping plate (4) are respectively provided with a card slot (8) for mounting the solar cell (3) on the inner sides thereof; connecting columns (9) are also provided at both ends of the second clamping plate (4) for plugging and connecting with the ends of the card slot (8); the first clamping plate (2) and the second clamping plate (4) are respectively connected to the bottom plate (1) via a bolt assembly.

3. The thin silicon solar cell according to claim 1, characterized in that: The protective assembly comprises a transparent protective plate (5) and a first mounting plate (6) and a second mounting plate (7) respectively mounted on the protective plate (5), wherein the first mounting plate (6) is mounted on the left and right sides of the protective plate (5), and the second mounting plate (7) is mounted on the front and rear sides of the protective plate (5).

4. The thin silicon solar cell according to claim 3, characterized in that: The inner end of the first mounting plate (6) is provided with a first clamping block (11) protruding upward, and grooves for fitting with the first clamping block (11) are respectively provided on the left and right sides of the lower part of the protective plate (5); and the first mounting plate (6) located inside the first clamping block (11) is provided with first limiting grooves (10) for fitting with the protrusions on both sides of the protective plate (5).

5. The thin silicon solar cell according to claim 4, characterized in that: The left and right ends of the second mounting plate (7) are respectively provided with second limiting grooves (12) matched with the first clamping block (11), and the inner side of the second mounting plate (7) is provided with a second clamping block (13) plug-in connected with the protective plate (5).

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