CN210111925U - Photovoltaic module - Google Patents
Photovoltaic module Download PDFInfo
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- CN210111925U CN210111925U CN201920594575.9U CN201920594575U CN210111925U CN 210111925 U CN210111925 U CN 210111925U CN 201920594575 U CN201920594575 U CN 201920594575U CN 210111925 U CN210111925 U CN 210111925U
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- photovoltaic module
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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
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Abstract
The utility model provides a photovoltaic assembly, which comprises a frame and a photovoltaic module; a through hole is formed between the side wall of the photovoltaic module and the matching surface of the frame and penetrates through the light receiving surface and the backlight surface of the marginal blank area of the photovoltaic module, wherein the matching surface is the surface, in contact with the photovoltaic module, of the frame. The embodiment of the utility model provides an in, when photovoltaic module fixes in the frame, the rainwater can be with piling up the dust of photovoltaic module sensitive surface erodeing to through-hole department, and the rainwater that is mingled with the dust can be excreted through this through-hole to reach the purpose that the drainage removed dust, simultaneously, because the through-hole sets up the marginal blank area at photovoltaic module, need not to increase photovoltaic module's invalid area, need not reduce the structural strength of frame to reforming transform the frame structure. Therefore, the cost of the dustproof and waterproof photovoltaic module is low overall and the load resistance is high.
Description
Technical Field
The utility model relates to a solar energy power generation field especially relates to a photovoltaic module.
Background
With the rapid development and application of solar technology, photovoltaic modules are widely used in the solar power generation industry as a photoelectric conversion device. Photovoltaic modules typically include a peripheral mounting frame and photovoltaic panels mounted on the frame. During the installation, because photovoltaic cell board is wrapped by the frame all around, lead to photovoltaic cell board's upper surface easy ponding and pile up the dust, when ponding and laying dust can't effectively eliminate the effective power generation area who has reduced photovoltaic cell board fast, also can cause sheltering from photovoltaic cell, cause the mismatch of battery current among the photovoltaic module, arouse the hot spot phenomenon, cause very big potential safety hazard for photovoltaic module's actual operation.
At present, in order to overcome the above problems, the negative effects of the accumulated water and the accumulated dust on the photovoltaic module are generally solved by the following two ways, one way is to enlarge the area of the photovoltaic cell panel, set a blank area on one side of the photovoltaic module, and the blank area is not provided with a cell slice and can be used for collecting dust. However, this structure increases the dead area of the photovoltaic module, and increases the cost of the photovoltaic module. The other is that a water chute is arranged in the mounting groove of the mounting frame, the water chute is communicated with the external environment, and water is drained through the water chute. However, this structure increases the manufacturing cost of the mounting frame, and at the same time weakens the structural strength of the mounting frame, reducing the load resistance of the photovoltaic module.
SUMMERY OF THE UTILITY MODEL
The utility model provides a photovoltaic module aims at solving the current problem that dustproof and waterproof photovoltaic module is with high costs and anti load performance is low.
The utility model provides a photovoltaic assembly, which comprises a frame and a photovoltaic module;
a through hole is formed between the side wall of the photovoltaic module and the matching surface of the frame and penetrates through the light receiving surface and the backlight surface of the marginal blank area of the photovoltaic module, wherein the matching surface is the surface, in contact with the photovoltaic module, of the frame.
Optionally, the frame is a quadrilateral frame structure, the frame includes a first frame, a second frame, a third frame and a fourth frame that are connected end to end, the first frame and the third frame are arranged relatively, and the second frame and the fourth frame are arranged relatively.
Optionally, the photovoltaic module is a quadrilateral module matched with the quadrilateral frame structure;
two opposite vertex angles on at least one diagonal of the photovoltaic module are provided with a first chamfering structure, and the through hole is formed between the first chamfering structure and the matching surface of the frame.
Optionally, the first chamfering structure is a rounded corner or a chamfered angle.
Optionally, the photovoltaic module is a quadrilateral module matched with the quadrilateral frame structure;
two adjacent apex angles on any side of the photovoltaic module are provided with second chamfer structures, and the through holes are formed between the second chamfer structures and the matching surfaces of the frames.
Optionally, the second chamfer structure is a fillet or a chamfer angle.
Optionally, an edge of a first opening of the through hole is provided with a third chamfer structure, and the first opening is an opening of the through hole on the light receiving surface.
Optionally, the third chamfering structure is a rounded corner or a chamfered angle.
Optionally, the photovoltaic module is a single glass assembly, the single glass assembly includes light-receiving surface glass, a battery piece and a back plate, and the light-receiving surface glass, the battery piece and the back plate are sequentially laminated and bonded;
the through hole penetrates through the light receiving surface glass and the back plate.
Optionally, the photovoltaic module is a dual-glass assembly, the dual-glass assembly includes light-receiving surface glass, a battery piece and backlight surface glass, and the light-receiving surface glass, the battery piece and the backlight surface glass are sequentially laminated and bonded.
The through hole penetrates through the light receiving surface glass and the backlight surface glass.
The embodiment of the utility model provides an in, photovoltaic module includes frame and photovoltaic module, through be provided with the through-hole between the fitting surface of the lateral wall at photovoltaic module and frame, this through-hole link up the marginal blank's of photovoltaic module sensitive surface and shady face, thereby when photovoltaic module fixes in the frame, the rainwater can erode the dust of piling up at the photovoltaic module sensitive surface to through-hole department, the rainwater that is mingled with the dust can be excreted through this through-hole, thereby reach the purpose that the drainage removed dust, and simultaneously, because the through-hole sets up the marginal blank at photovoltaic module, need not to increase the invalid area of photovoltaic module, need not reform transform the frame structure, can not reduce the structural strength of frame. Therefore, the cost of the dustproof and waterproof photovoltaic module is low overall and the load resistance is high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 shows a schematic structural diagram of a photovoltaic module in an embodiment of the present invention;
FIG. 2 is a partial enlarged view of the position I in FIG. 1 according to an embodiment of the present invention;
fig. 3-1 shows a schematic structural diagram of a photovoltaic module according to an embodiment of the present invention;
fig. 3-2 shows a schematic structural diagram of another photovoltaic module according to an embodiment of the present invention;
fig. 4 shows a schematic structural diagram of a through hole on a photovoltaic module in an embodiment of the present invention;
fig. 5 shows a schematic structural diagram of a single glass assembly in an embodiment of the present invention;
fig. 6 shows a schematic structural diagram of the dual glass assembly in the embodiment of the present invention.
Description of the figure numbering:
10-frame, 11-photovoltaic module, 12-through hole, 101-first frame, 102-second frame, 103-third frame, 104-fourth frame, 111-first chamfer structure, 112-second chamfer structure, 112-light receiving surface glass, 113-battery piece, 114-back plate, 115-backlight surface glass and 121-third chamfer structure.
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 some, not all, of the embodiments of the present invention. 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.
Referring to fig. 1, a photovoltaic module in an embodiment of the present invention is shown, the photovoltaic module includes a frame 10 and a photovoltaic module 11;
a through hole 12 is arranged between the side wall of the photovoltaic module 11 and the matching surface of the frame 10, and the through hole 12 penetrates through the light receiving surface and the backlight surface of the marginal blank area of the photovoltaic module 11.
Particularly, as shown in fig. 1, an embodiment of the present invention provides a photovoltaic module including a frame 10 and a photovoltaic module 11. The frame 10 is a supporting frame for mounting and fixing the photovoltaic module 11, and can be a polygonal frame structure with a hollow-out middle part, such as a triangular frame, a quadrilateral frame and the like. Generally, the shape of the photovoltaic module 11 is consistent with the shape of the frame 10, for example, when the frame 10 is rectangular, the photovoltaic module 10 is rectangular matching with the shape and size of the frame 10. Photovoltaic module 11 can be fixed in the position of polygon frame construction's fretwork, can be fixed using checkpost, screw or adhesive etc.. The photovoltaic module 10 is a component for realizing photoelectric conversion in a photovoltaic component, and one surface irradiated by light is a light receiving surface, and the other surface opposite to the light receiving surface is a backlight surface. In general, when the photovoltaic module 11 is manufactured by lamination, a safety distance is left around the photovoltaic module 11, and no cell is disposed in the safety distance range, so that an edge margin is correspondingly formed around the photovoltaic module 11, and it can be understood that the edge margin does not include a cell in the layered structure. In order to remove the dust accumulated on the light receiving surface of the photovoltaic module 11 by using rainwater, in the embodiment of the present invention, a through hole 12 is provided between the side wall of the photovoltaic module 11 and the mating surface of the frame 10, and the through hole 12 penetrates through the light receiving surface and the backlight surface of the margin blank area of the photovoltaic module 11. The matching surface is a surface of the frame 10 that contacts the photovoltaic module 11, for example, when the photovoltaic module 11 is embedded in the groove of the frame 10, the matching surface is a surface of the groove that the photovoltaic module 11 contacts. Therefore, the rainwater can wash dust on the light receiving surface, flows into the through hole along the light receiving surface, flows to one side of the backlight surface through the through hole, and removes accumulated water and accumulated dust.
The embodiment of the utility model provides an in, when photovoltaic module fixes in the frame, the rainwater can be with piling up the dust of photovoltaic module sensitive surface erodeing to through-hole department, and the rainwater that is mingled with the dust can be excreted through this through-hole to reach the purpose that the drainage removed dust, simultaneously, because the through-hole sets up the marginal blank area at photovoltaic module, need not to increase photovoltaic module's invalid area, need not reduce the structural strength of frame to reforming transform the frame structure. Therefore, the cost of the dustproof and waterproof photovoltaic module is low overall and the load resistance is high.
Optionally, referring to fig. 1, the frame 10 has a quadrilateral frame structure, where the frame 10 includes a first frame 101, a second frame 102, a third frame 103, and a fourth frame 104 that are connected end to end, the first frame 101 and the third frame 103 are disposed oppositely, and the second frame 102 and the fourth frame 104 are disposed oppositely.
Specifically, as shown in fig. 1, when the frame 10 has a quadrilateral frame structure, the frame 10 includes a first frame 101, a second frame 102, a third frame 103, and a fourth frame 104 connected end to end, the first frame 101 and the third frame 103 are disposed opposite to each other, and the second frame 102 and the fourth frame 104 are disposed opposite to each other. It can be understood that above-mentioned quadrilateral frame structure can also be other shapes for the rectangle, satisfy with photovoltaic module 10 the shape match can, the utility model discloses not retrain to this.
Alternatively, referring to fig. 1 to 3-1, the photovoltaic module 11 is a quadrilateral module matched with the quadrilateral frame structure;
two opposite top corners on at least one diagonal of the photovoltaic module 11 are provided with a first chamfer structure 111, and the through hole 12 is formed between the first chamfer structure 111 and the matching surface of the frame 10.
Specifically, as shown in fig. 1, when the frame has a quadrilateral frame structure, the photovoltaic module 11 is also a quadrilateral module matched with the quadrilateral frame structure, for example, a rectangular quadrilateral module. For clarity of illustration, fig. 2 shows an enlarged schematic view of the position I in fig. 1. As shown in fig. 3-1, for the photovoltaic module 11, there are two diagonal lines, both ends of each diagonal line are top angles, and two top angles opposite to each other on at least one diagonal line are chamfered to form a first chamfered structure 111, where the first chamfered structure 111 may be a fillet or a chamfer for the purpose of material removal and structure cutting. So that a through hole 12 is formed between the first chamfer structure 111 and the matching surface of the two frames corresponding to the diagonal line. It can be understood that after chamfering two opposite top corners of at least one diagonal line, through holes 12 can be constructed at both ends of the diagonal line, and no matter the photovoltaic module is transversely placed or longitudinally placed relative to the ground level, one through hole 12 is always positioned at one side close to the ground level, so that the placement direction of the photovoltaic module in actual use is not required to be considered, and the photovoltaic module is convenient to install and use.
Alternatively, referring to fig. 1 to 3-2, the photovoltaic module 11 is a quadrilateral module matched with the quadrilateral frame structure;
two adjacent vertex angles on any side of the photovoltaic module 11 are provided with a second chamfer structure 112, and the through hole 12 is formed between the second chamfer structure 112 and the matching surface of the frame 10.
Specifically, as shown in fig. 1, when the frame has a quadrilateral frame structure, the photovoltaic module 11 is also a quadrilateral module matched with the quadrilateral frame structure, for example, a rectangular quadrilateral module. For clarity of illustration, fig. 2 shows an enlarged schematic view of the position I in fig. 1. As shown in fig. 3-2, two adjacent top corners on any side of the photovoltaic module 11 are chamfered to form a second chamfered structure 112, and the second chamfered structure 112 may be a rounded corner or a chamfered corner, for the purpose of material removal and structure cutting. So that a through hole 12 is formed between the second chamfer structure 112 and the matching surface of the two frames corresponding to the diagonal line. It can be understood that after two adjacent top corners of any side are chamfered, through holes 12 can be formed at both ends of the side of the frame, and when the side is close to the ground, both through holes 12 are located at the side close to the ground, which helps to improve the efficiency of draining and dedusting.
Optionally, referring to fig. 4, an edge of the first opening of the through hole 12 is provided with a third chamfer structure 121, and the first opening is an opening of the through hole 12 on the light receiving surface.
Specifically, as shown in fig. 4, the through hole 12 penetrates the light receiving surface and the backlight surface of the photovoltaic module 11, and rainwater with dust flows in from an opening of the through hole 12 on the light receiving surface, and in order to provide a flow guiding effect and increase the drainage efficiency of rainwater with dust, a third chamfer structure 121 is provided on an edge of a first opening of the through hole 12, i.e., an opening on the light receiving surface. The third chamfer structure 121 can be a fillet or a chamfer angle, and the utility model discloses do not retrain to this.
Optionally, referring to fig. 5, the photovoltaic module 11 is a single glass assembly, the single glass assembly includes a light receiving surface glass 112, a cell 113, and a back plate 114, and the light receiving surface glass 112, the cell 113, and the back plate 114 are sequentially laminated and bonded;
the through hole 12 penetrates the light receiving surface glass 112 and the back plate 114.
Specifically, as shown in fig. 5, the photovoltaic module 11 may be a single-glass module, that is, a photovoltaic module with glass on one side, the single-glass module includes a light receiving surface glass 112, a cell 113, and a back plate 114, and the back plate 114 may be a metal plate, a non-metal injection-molded plate, or the like. The light-receiving surface glass 112, the battery sheet 113, and the back sheet 114 are stacked in this order and bonded together by a sealing adhesive film. Accordingly, the through holes 12 penetrate the light receiving surface glass 112 and the back plate 114, and the battery sheet 113 is not disposed in the marginal blank area of the single glass assembly, so that the through holes 12 do not damage the battery sheet 113.
Optionally, referring to fig. 6, the photovoltaic module 11 is a dual-glass assembly, the dual-glass assembly includes a light-receiving surface glass 112, a battery cell 113, and a backlight surface glass 115, and the light-receiving surface glass 112, the battery cell 113, and the backlight surface glass 115 are sequentially laminated and bonded.
The through hole 12 penetrates the light receiving surface glass 112 and the backlight glass 115.
Specifically, as shown in fig. 6, the photovoltaic module 11 may be a dual-glass module, that is, a photovoltaic module with glass on both sides, and the dual-glass module includes a light-receiving surface glass 112, a cell 113, and a backlight glass 115, and the light-receiving surface glass 112, the cell 113, and the backlight glass 115 are sequentially stacked and bonded together by a sealant film. Accordingly, the through hole 12 penetrates through the light receiving surface glass 112 and the backlight surface glass 115, and the battery piece 113 is not arranged in the marginal blank area of the dual glass assembly, so that the battery piece 113 is not damaged by the through hole 12.
The embodiment of the utility model provides an in, when photovoltaic module fixes in the frame, the rainwater can be with piling up the dust of photovoltaic module sensitive surface erodeing to through-hole department, and the rainwater that is mingled with the dust can be excreted through this through-hole to reach the purpose that the drainage removed dust, simultaneously, because the through-hole sets up the marginal blank area at photovoltaic module, need not to increase photovoltaic module's invalid area, need not reduce the structural strength of frame to reforming transform the frame structure. Therefore, the cost of the dustproof and waterproof photovoltaic module is low overall and the load resistance is high. And, when the frame is the quadrangle frame, two relative apex angles on at least one diagonal are equipped with first chamfer structure, and this first chamfer structure can constitute the through-hole with between the fitting surface of frame 10, no matter photovoltaic module is horizontal for the horizon to be placed or vertically to be placed, always has a through-hole to be located the one side that is close to ground, need not to consider photovoltaic module's the direction of placing in the in-service use, and the installation of photovoltaic module of being convenient for is used. Moreover, the second chamfer structure of the through hole opening also contributes to improving the cleaning efficiency of dust and rainwater.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
While the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.
Claims (10)
1. A photovoltaic assembly is characterized by comprising a frame and a photovoltaic module;
a through hole is formed between the side wall of the photovoltaic module and the matching surface of the frame and penetrates through the light receiving surface and the backlight surface of the marginal blank area of the photovoltaic module, wherein the matching surface is the surface, in contact with the photovoltaic module, of the frame.
2. The photovoltaic module of claim 1,
the frame is quadrilateral frame structure, the frame includes first frame, second frame, third frame and the fourth frame that end to end, first frame with the third frame sets up relatively, the second frame with the fourth frame sets up relatively.
3. The photovoltaic module of claim 2,
the photovoltaic module is a quadrilateral module matched with the quadrilateral frame structure;
two opposite vertex angles on at least one diagonal of the photovoltaic module are provided with a first chamfering structure, and the through hole is formed between the first chamfering structure and the matching surface of the frame.
4. The photovoltaic module of claim 3,
the first chamfering structure is a fillet or a chamfer angle.
5. The photovoltaic module of claim 2,
the photovoltaic module is a quadrilateral module matched with the quadrilateral frame structure;
two adjacent apex angles on any side of the photovoltaic module are provided with second chamfer structures, and the through holes are formed between the second chamfer structures and the matching surfaces of the frames.
6. The photovoltaic module of claim 5,
the second chamfer structure is a fillet or a chamfer angle.
7. The photovoltaic module of claim 1,
the edge of the first opening of the through hole is provided with a third chamfer structure, and the first opening is an opening of the light receiving surface, wherein the through hole is located.
8. The photovoltaic module of claim 7,
the third chamfer structure is a fillet or a chamfer angle.
9. The photovoltaic module of claim 1,
the photovoltaic module is a single-glass assembly, the single-glass assembly comprises light receiving surface glass, a battery piece and a back plate, and the light receiving surface glass, the battery piece and the back plate are sequentially laminated and bonded;
the through hole penetrates through the light receiving surface glass and the back plate.
10. The photovoltaic module of claim 1,
the photovoltaic module is a dual-glass assembly, the dual-glass assembly comprises light receiving surface glass, a battery piece and backlight surface glass, and the light receiving surface glass, the battery piece and the backlight surface glass are sequentially laminated and bonded;
the through hole penetrates through the light receiving surface glass and the backlight surface glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920594575.9U CN210111925U (en) | 2019-04-26 | 2019-04-26 | Photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920594575.9U CN210111925U (en) | 2019-04-26 | 2019-04-26 | Photovoltaic module |
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| Publication Number | Publication Date |
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| CN210111925U true CN210111925U (en) | 2020-02-21 |
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| CN201920594575.9U Active CN210111925U (en) | 2019-04-26 | 2019-04-26 | Photovoltaic module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112217460A (en) * | 2020-09-30 | 2021-01-12 | 中节能太阳能科技（镇江）有限公司 | Photovoltaic ware drainage subassembly |
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2019
- 2019-04-26 CN CN201920594575.9U patent/CN210111925U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112217460A (en) * | 2020-09-30 | 2021-01-12 | 中节能太阳能科技（镇江）有限公司 | Photovoltaic ware drainage subassembly |
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