CN105047747A - Photovoltaic module - Google Patents
Photovoltaic module Download PDFInfo
- Publication number
- CN105047747A CN105047747A CN201510568308.0A CN201510568308A CN105047747A CN 105047747 A CN105047747 A CN 105047747A CN 201510568308 A CN201510568308 A CN 201510568308A CN 105047747 A CN105047747 A CN 105047747A
- Authority
- CN
- China
- Prior art keywords
- welding
- cell piece
- convergent belt
- photovoltaic module
- present
- 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.)
- Pending
Links
- 238000003466 welding Methods 0.000 claims abstract description 80
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 241001391944 Commicarpus scandens Species 0.000 abstract 1
- 239000012141 concentrate Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
- H01L31/0504—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module
- H01L31/0508—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module the interconnection means having a particular shape
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention provides a photovoltaic module comprising cells, a bus bar, and welding strips connecting the cells and the bus bar. The welding strips are disposed at the same side of the cells and the bus bar. The problem that the cells of the photovoltaic module are easy to break in the prior art is solved.
Description
Technical field
The present invention relates to photovoltaic art, in particular to a kind of photovoltaic module.
Background technology
At present, as depicted in figs. 1 and 2, in the battery component of prior art, the welding 3 that cell piece 1 back side is drawn is connected in the front of convergent belt 2, and the welding 3 that cell piece 1 front is drawn is connected in the back side of convergent belt 2, like this, welding 3 deflection can be caused excessive, cause welding 3 and cell piece 1 and the stress between welding 3 and convergent belt 2 to concentrate, thus cause cell piece 1 to break or fine cracks, when making cause waste product to increase in module production process or run outside assembly room, battery cracks.
Summary of the invention
Main purpose of the present invention is to provide a kind of photovoltaic module, to solve the crackly problem of cell piece in photovoltaic module of the prior art.
To achieve these goals, the invention provides a kind of photovoltaic module, comprise the welding of cell piece, convergent belt and connection cell piece and convergent belt, welding is positioned at the same side of cell piece and convergent belt.
Further, one end of welding is connected with the front of cell piece, and the other end of welding is connected with the front of convergent belt.
Further, one end of welding is connected with the back side of cell piece, and the other end of welding is connected with the back side of convergent belt.
Further, welding is many, and many weldings are arranged at intervals along the bearing of trend of convergent belt, and same welding is positioned at the same side of cell piece and convergent belt.
Further, cell piece is multiple, and multiple cell piece is arranged at intervals along the bearing of trend of convergent belt, and welding comprises welding group, and welding group is connected with corresponding cell piece accordingly.
Further, welding group comprises three weldings.
Further, the front and back of same cell piece is provided with welding.
Further, the bearing of trend of welding is perpendicular to the bearing of trend of convergent belt.
Further, welding and convergent belt are tin-coated copper strip.
Photovoltaic module in the present invention comprises cell piece and convergent belt, and welding is connected to the same side of cell piece and convergent belt.Because excessive deflection can cause the stress between cell piece and welding to concentrate, adopt the connected mode of this form, the deflection of welding can be reduced, and then the stress that can reduce deflection generation is concentrated, and slow down the phenomenon that cell piece is cracked.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the connection diagram according to the cell piece of photovoltaic module of the prior art and a kind of form of convergent belt;
Fig. 2 shows the connection diagram according to the cell piece of photovoltaic module of the prior art and the another kind of form of convergent belt;
Fig. 3 shows the structural representation of the embodiment according to the photovoltaic module in the present invention;
The welding of the photovoltaic module that Fig. 4 shows in the present invention is connected to the structural representation in the front of cell piece and convergent belt; And
The welding of the photovoltaic module that Fig. 5 shows in the present invention is connected to the structural representation at the back side of cell piece and convergent belt.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, cell piece; 20, convergent belt; 30, welding.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
The invention provides a kind of photovoltaic module, please refer to Fig. 3 to Fig. 5, this photovoltaic module comprises cell piece 10, convergent belt 20 and is connected the welding 30 of cell piece 10 and convergent belt 20, and welding 30 is positioned at the same side of cell piece 10 and convergent belt 20.
Photovoltaic module in the present invention comprises cell piece 10 and convergent belt 20, and welding 30 is connected to the same side of cell piece 10 and convergent belt 20.Because excessive deflection can cause the stress between cell piece 10 and welding 30 to concentrate, adopt the connected mode of this form, the deflection of welding can be reduced, and then the stress that can reduce deflection generation is concentrated, and slow down the phenomenon that cell piece is cracked.
In the present embodiment, as shown in Figure 4, one end of welding 30 is connected with the front of cell piece 10, and the other end of welding 30 is connected with the front of convergent belt 20.Like this, this welding 30, in the front of cell piece 10 and convergent belt 20, is conducive to the deflection reducing welding.
In the present embodiment, as shown in Figure 5, one end of welding 30 is connected with the back side of cell piece 10, and the other end of welding 30 is connected with the back side of convergent belt 20.Like this, this welding 30, at the back side of the back side of cell piece 10 and convergent belt 20, is conducive to the deflection reducing welding.
In the present embodiment, welding 30 is many, and many weldings 30 are arranged at intervals along the bearing of trend of convergent belt 20, and same welding 30 is positioned at the same side of cell piece 10 and convergent belt 20.
The present embodiment all arranges welding 30 by making the both sides of cell piece 10 and convergent belt 20, and make same welding 30 be positioned at the same side of cell piece 10 and convergent belt 20, can connect on the basis of effect between guarantee cell piece 10 and convergent belt 20, reduce the deflection of welding, and then the stress reducing deflection generation is concentrated.
In the present embodiment, cell piece 10 is multiple, and multiple cell piece 10 is arranged at intervals along the bearing of trend of convergent belt 20, and welding 30 comprises welding group, and welding group is connected with corresponding cell piece 10 accordingly.Like this, the connection effect between cell piece 10 and convergent belt 20 can be improved.
In the present embodiment, welding group comprises three weldings 30.
In the present embodiment, the front and back of same cell piece 10 is provided with welding 30.
In the present embodiment, the bearing of trend of welding 30 is perpendicular to the bearing of trend of convergent belt 20.
In the present embodiment, welding 30 and convergent belt 20 are tin-coated copper strip.
The application is a kind of connected mode changing convergent belt and welding in normal production, decreases the hidden process split of module edge battery.
Connected mode in the application is: when battery dorsal view, and the welding that cell piece front is drawn is connected to below convergent belt; The welding that the cell piece back side is drawn is connected to above convergent belt, reduces the deflection of welding.
As can be seen from the above description, the above embodiments of the present invention achieve following technique effect:
(1) reduce welding deflection, reduce the stress between welding and cell piece;
(2) reduce the bad product in module production process, improve the stability of the outdoor operation of assembly.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a photovoltaic module, comprise cell piece (10), convergent belt (20) and be connected the welding (30) of described cell piece (10) and described convergent belt (20), it is characterized in that, described welding (30) is positioned at the same side of described cell piece (10) and described convergent belt (20).
2. photovoltaic module according to claim 1, it is characterized in that, one end of described welding (30) is connected with the front of described cell piece (10), and the other end of described welding (30) is connected with the front of described convergent belt (20).
3. photovoltaic module according to claim 1, it is characterized in that, one end of described welding (30) is connected with the back side of described cell piece (10), and the other end of described welding (30) is connected with the back side of described convergent belt (20).
4. photovoltaic module according to claim 1, it is characterized in that, described welding (30) is many, many described welding (30) is arranged at intervals along the bearing of trend of described convergent belt (20), and welding described in same (30) is positioned at the same side of described cell piece (10) and described convergent belt (20).
5. photovoltaic module according to claim 4, it is characterized in that, described cell piece (10) is for multiple, multiple described cell piece (10) is arranged at intervals along the bearing of trend of described convergent belt (20), described welding (30) comprises welding group, and described welding group is connected with corresponding described cell piece (10) accordingly.
6. photovoltaic module according to claim 5, is characterized in that, described welding group comprises three described weldings (30).
7. photovoltaic module according to claim 1, is characterized in that, the front and back of same described cell piece (10) is provided with described welding (30).
8. photovoltaic module according to claim 1, is characterized in that, the bearing of trend of described welding (30) is perpendicular to the bearing of trend of described convergent belt (20).
9. photovoltaic module according to claim 1, is characterized in that, described welding (30) and described convergent belt (20) are tin-coated copper strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510568308.0A CN105047747A (en) | 2015-09-09 | 2015-09-09 | Photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510568308.0A CN105047747A (en) | 2015-09-09 | 2015-09-09 | Photovoltaic module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105047747A true CN105047747A (en) | 2015-11-11 |
Family
ID=54454133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510568308.0A Pending CN105047747A (en) | 2015-09-09 | 2015-09-09 | Photovoltaic module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105047747A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449229A (en) * | 2018-12-20 | 2019-03-08 | 苏州腾晖光伏技术有限公司 | A kind of imbrication photovoltaic module |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001345468A (en) * | 2000-06-01 | 2001-12-14 | Canon Inc | Method for manufacturing photovoltaic element |
| CN203660984U (en) * | 2013-12-13 | 2014-06-18 | 英利能源（中国）有限公司 | Welding connection structure for reducing edge subfissure of photovoltaic module |
-
2015
- 2015-09-09 CN CN201510568308.0A patent/CN105047747A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001345468A (en) * | 2000-06-01 | 2001-12-14 | Canon Inc | Method for manufacturing photovoltaic element |
| CN203660984U (en) * | 2013-12-13 | 2014-06-18 | 英利能源（中国）有限公司 | Welding connection structure for reducing edge subfissure of photovoltaic module |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449229A (en) * | 2018-12-20 | 2019-03-08 | 苏州腾晖光伏技术有限公司 | A kind of imbrication photovoltaic module |
| CN109449229B (en) * | 2018-12-20 | 2023-12-15 | 苏州腾晖光伏技术有限公司 | Shingled photovoltaic module |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151111 |