CN103441173B - Double-face electrode solar battery sheet SMT mounting structure and production technology thereof - Google Patents
Double-face electrode solar battery sheet SMT mounting structure and production technology thereof Download PDFInfo
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- CN103441173B CN103441173B CN201310415436.2A CN201310415436A CN103441173B CN 103441173 B CN103441173 B CN 103441173B CN 201310415436 A CN201310415436 A CN 201310415436A CN 103441173 B CN103441173 B CN 103441173B
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention discloses a kind of double-face electrode solar battery sheet SMT mounting structure and production technology thereof, comprise pcb board, at least two solar battery sheets, on described pcb board, correspondence is provided with at least two pads, solar battery sheet face up be placed on pcb board pad above, the reverse side electrode of solar battery sheet is placed on pcb board pad, a SMT paster pole piece is provided with between adjacent two solar battery sheets, this SMT paster pole piece is a pair of bending sheet metal, SMT paster pole piece while be overlapped in solar battery sheet front main grid line, the another side of SMT paster pole piece is overlapped on the pcb board pad of adjacent solar battery sheet reverse side Electrode connection.The present invention, owing to changing the structure of solar panel, can adopt SMT automation equipment to realize the large production of machine completely, add production capacity, improve production efficiency; Owing to being non-human weld, its welding quality and consistency are guaranteed.
Description
Technical field
The invention belongs to the design field of solar panel, be specifically related to a kind of double-face electrode solar battery sheet SMT mounting structure and production technology thereof.
Background technology
Solar panel is the core component of solar power system, is also to be worth the highest parts in solar power system, and its effect is that the emittance of the sun is converted to electric energy, or is sent in storage battery and stores, or promotes loaded work piece.The quality of solar panel and cost will directly determine quality and the cost of whole system.
The solar battery sheet that solar panel is conventional is that its both positive and negative polarity is distributed in the double-edged solar battery sheet of solar battery sheet respectively.For this solar battery sheet, the traditional processing technology of solar panel is: be welded in solar battery sheet reverse side main gate line with flatiron by tin-coated copper strip, then being faced up entirely to be attached to by solar battery sheet is stained with on the pcb board of double faced adhesive tape.By human weld's mode solar battery sheet reverse side tin-coated copper strip connected with adjacent solar battery sheet front electrode and weld.
Because above-mentioned explained hereafter all adopts manual operation, production efficiency is low, labour intensity, and welding quality and consistency cannot ensure simultaneously, cannot realize the production of high efficiency batch, greatly have impact on the reliability of production efficiency and product.
Summary of the invention
The object of the invention is to provide a kind of double-face electrode solar battery sheet SMT mounting structure, by redesigning the structure of solar panel, adopting a SMT paster pole piece, achieving the device fabrication of SMT full automation and instead of Traditional Man welding operation.
Another object of the present invention, is to provide a kind of double-face electrode solar battery sheet SMT mounting structure, adopts a SMT paster pole piece to connect front electrode and front main grid line simultaneously.
Another object of the present invention, is to provide a kind of double-face electrode solar battery sheet SMT mounting structure production technology, by this technology pattern, uses SMT automation equipment to reach increase production capacity, improves quality, cost-saving object.
The present invention is achieved by the following technical solutions:
A kind of double-face electrode solar battery sheet SMT mounting structure, comprise pcb board, at least two solar battery sheets, on this pcb board, correspondence is provided with at least two pads, this pcb board bonds one deck PCB Copper Foil, the front of solar battery sheet is provided with front electrode, the reverse side of solar battery sheet is provided with reverse side electrode, solar battery sheet face up be placed on pcb board pad above, the reverse side electrode of solar battery sheet is arranged on pcb board pad, a SMT paster pole piece is provided with between adjacent two solar battery sheets, this SMT paster pole piece is a pair of bending sheet metal, SMT paster pole piece while be overlapped in solar battery sheet front main grid line, the another side of SMT paster pole piece is overlapped on the pcb board pad of adjacent solar battery sheet reverse side Electrode connection.
Further, described pcb board is at least provided with two solar battery sheets, all solar battery sheet intervals evenly become row to be arranged on pcb board.
Further, the reverse side Electrode connection of one end of solar battery sheet reverse side, on pcb board pad, adopts red glue to fix between the other end of solar battery sheet reverse side and pcb board pad.
Further, SMT paster pole piece comprises a long limit of bending and a bending minor face, bend long limit and be called front electrode welding ends, bending minor face is called reverse side electrode series connection end, described front electrode welding ends is overlapped in solar battery sheet front main grid line, described reverse side electrode series connection end is overlapped on the pcb board pad of adjacent solar battery sheet reverse side Electrode connection, and all solar battery sheets are cascaded.
A production technology for double-face electrode solar battery sheet SMT mounting structure, comprises the steps:
(1) adopt an automatic dispensing machine by the pad for connect solar battery sheet reverse side electrode of appropriate tin cream point in pcb board one end, the other end is used for a small amount of red glue of pad point of fixed solar cell piece;
(2) point there is is tin cream, the pcb board of red glue is placed on the transmission support of a chip mounter, to be faced up by solar battery sheet with chip mounter vacuum slot and be fitly placed on patch location, the front main grid line of solar battery sheet and pcb board pad are positioned at the homonymy of the positive and negative of solar battery sheet;
(3) with the front electrode pad point appropriate tin cream of automatic dispensing machine at solar battery sheet front main grid line fringe region;
(4) in solar battery sheet front main grid line, appropriate tin cream is put with automatic dispensing machine;
(5) with chip mounter vacuum slot, SMT paster pole piece is placed on solar battery sheet and pcb board pad, front electrode welding ends is overlapped in solar battery sheet front main grid line, and described reverse side electrode series connection end is overlapped on the pcb board pad of adjacent solar battery sheet reverse side Electrode connection;
(6) pcb board is sent into reflow machine, SMT paster pole piece is welded on solar battery sheet and pcb board.
Operation principle of the present invention is: the traditional processing technology of double-face electrode solar battery sheet, owing to adopting human weld, cannot ensure welding quality, cannot realize robotic large production, present invention achieves the device fabrication of SMT full automation.Produce to realize this automation equipment, the present invention designs a SMT paster pole piece, this SMT paster pole piece is a pair of bending sheet metal, its effect is: connecting circuit, all solar battery sheet front electrodes are connected with solar battery sheet reverse side electrode adjacent with it, form a current circuit.
Because solar battery sheet is double-face electrode, namely positive and negative electrode is distributed in the tow sides of this solar battery sheet respectively, solar battery sheet front main grid line exceeds silicon chip one segment distance, therefore in order to make solar battery sheet front electrode be connected with solar battery sheet reverse side electrode adjacent with it, the structure of this SMT paster pole piece needs to be designed to a pair of bending structure.Meanwhile, in order to the illuminating area of increase solar battery sheet of trying one's best, SMT paster pole piece of the present invention is designed to a length of side, the structure that another side is short, bends long limit and is called front electrode welding ends, and bending minor face is called reverse side electrode series connection end.Wherein, front electrode welding ends is overlapped in solar battery sheet front main grid line, described reverse side electrode series connection end is overlapped on the pcb board pad of adjacent solar battery sheet reverse side Electrode connection, all solar battery sheets is cascaded, forms a current circuit.
Between the front electrode of existing solar battery sheet and front main grid line, the conducting of circuit is by a welding, owing to present invention employs a SMT paster pole piece, front electrode and front main grid line can be connected simultaneously, without the need to welding, just can make the circuit turn-on between front electrode and front main grid line.
Beneficial effect: the present invention, owing to changing the structure of solar panel, can adopt SMT automation equipment to realize the large production of machine completely, reach increase production capacity, improve production efficiency; Meanwhile, owing to being non-human weld, its welding quality and consistency are guaranteed, and have saved cost, ensure that the reliability of product.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the cross-section structure decomposing schematic representation of solar panel of the present invention.
Fig. 2 is the Facad structure schematic diagram of SMT paster pole piece in the present invention.
Fig. 3 is the side structure schematic diagram of SMT paster pole piece in the present invention.
In figure, each symbol represents:
1.PCB plate; 11.PCB Copper Foil; 2. solar battery sheet; 21. solar battery sheet fronts; 22. solar battery sheet reverse side; 3.SMT paster pole piece.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are elaborated: the present embodiment is implemented under premised on technical solution of the present invention, give detailed execution mode and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment:
See Fig. 1, comprise pcb board 1, two solar battery sheets 2, pcb board 1 is at least provided with two solar battery sheets 2, all solar battery sheet intervals evenly become row to be arranged on pcb board 1.Pcb board 1 bonds one deck PCB Copper Foil 11.The front of solar battery sheet 2 is provided with front electrode 21, and the reverse side of solar battery sheet 2 is provided with reverse side electrode 22.
Pcb board 1 is provided with pad, solar battery sheet 2 face up be placed on pcb board 1 pad above, the reverse side electrode 22 of solar battery sheet 2 side is connected on pcb board 1 pad, adopts red glue to fix between the opposite side of solar battery sheet 2 and pcb board 1 pad.
A SMT paster pole piece 3 is provided with between adjacent two solar battery sheets 2, this SMT paster pole piece 3 is a pair of bending sheet metal, SMT paster pole piece 3 while be overlapped in solar battery sheet 2 front main grid line, the another side of SMT paster pole piece 3 is overlapped on pcb board 1 pad of adjacent solar battery sheet 2 reverse side Electrode connection.
See Fig. 2, Fig. 3, SMT paster pole piece 3 comprises a long limit of bending and a bending minor face, bend long limit and be called front electrode welding ends, bending minor face is called reverse side electrode series connection end, front electrode welding ends is overlapped in solar battery sheet 2 front main grid line, reverse side electrode series connection end is overlapped on the pcb board pad of adjacent solar battery sheet 2 reverse side Electrode connection, and all solar battery sheets 2 are cascaded.
See Fig. 3, the long 8mm of SMT paster pole piece in the present invention, wide 1.5mm, thick 0.1mm.About 0.36mm height is rolled in 2.1mm place, one end.
The double-face electrode solar battery sheet SMT mounting structure of the present embodiment needs following material when producing:
SMT paster pole piece, pcb board, solar battery sheet, tin cream, red glue, automatic dispensing machine, chip mounter, reflow machine.
The production technology of the double-face electrode solar battery sheet SMT mounting structure of the present embodiment, comprises the steps:
(1) adopt an automatic dispensing machine by the pad for connect solar battery sheet reverse side electrode of appropriate tin cream point in pcb board one end, the other end is used for a small amount of red glue of pad point of fixed solar cell piece;
(2) point there is is tin cream, the pcb board of red glue is placed on the transmission support of a chip mounter, to be faced up by solar battery sheet with chip mounter vacuum slot and be fitly placed on patch location, the front main grid line of solar battery sheet and pcb board pad are positioned at the homonymy of the positive and negative of solar battery sheet;
(3) with the front electrode pad point appropriate tin cream of automatic dispensing machine in solar battery sheet front main grid line upper edge region;
(4) in solar battery sheet front main grid line, appropriate tin cream is put with automatic dispensing machine;
(5) with chip mounter vacuum slot, SMT paster pole piece is placed on solar battery sheet and pcb board pad, front electrode welding ends is overlapped in solar battery sheet front main grid line, and described reverse side electrode series connection end is overlapped on the pcb board pad of adjacent solar battery sheet reverse side Electrode connection;
(6) pcb board is sent into reflow machine, SMT paster pole piece is welded on solar battery sheet and pcb board.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection range is defined by appending claims and equivalent thereof.
Claims (4)
1. a double-face electrode solar battery sheet SMT mounting structure, comprise pcb board, at least two solar battery sheets, on this pcb board, corresponding solar battery sheet is provided with at least two pads, this pcb board bonds one deck PCB Copper Foil, the front of solar battery sheet is provided with front electrode, the reverse side of solar battery sheet is provided with reverse side electrode, it is characterized in that, solar battery sheet face up be placed on pcb board pad above, the reverse side electrode of solar battery sheet is arranged on pcb board pad, a SMT paster pole piece is provided with between adjacent two solar battery sheets, this SMT paster pole piece is a pair of bending sheet metal, described SMT paster pole piece comprises a long limit of bending and a bending minor face, bend long limit and be called front electrode welding ends, bending minor face is called reverse side electrode series connection end, described front electrode welding ends is overlapped in solar battery sheet front main grid line, described front electrode welding ends connects front electrode and front main grid line simultaneously, described reverse side electrode series connection end is overlapped on the pcb board pad of adjacent solar battery sheet reverse side Electrode connection, all solar battery sheets are cascaded.
2. a kind of double-face electrode solar battery sheet SMT mounting structure according to claim 1, it is characterized in that, described pcb board is at least provided with two solar battery sheets, all solar battery sheet intervals evenly become row to be arranged on pcb board.
3. a kind of double-face electrode solar battery sheet SMT mounting structure according to claim 1, it is characterized in that, the reverse side Electrode connection of one end of solar battery sheet reverse side, on pcb board pad, adopts red glue to fix between the other end of solar battery sheet reverse side and this pcb board pad.
4. prepare a production technology for double-face electrode solar battery sheet SMT mounting structure according to claim 1, comprise the steps:
(1) adopt an automatic dispensing machine to be used for connecting solar battery sheet reverse side electrode in one end of pcb board pad by appropriate tin cream point, be used for fixed solar cell piece at a small amount of red glue of another end points of this pcb board pad;
(2) point there is is tin cream, the pcb board of red glue is placed on the transmission support of a chip mounter, to be faced up by solar battery sheet with chip mounter vacuum slot and be fitly placed on patch location, the front main grid line of solar battery sheet and pcb board pad are positioned at the homonymy of the positive and negative of solar battery sheet;
(3) with the front electrode pad point appropriate tin cream of automatic dispensing machine at solar battery sheet front main grid line fringe region;
(4) in solar battery sheet front main grid line, appropriate tin cream is put with automatic dispensing machine;
(5) with chip mounter vacuum slot, SMT paster pole piece is placed on solar battery sheet and pcb board pad, front electrode welding ends is overlapped in solar battery sheet front main grid line, described front electrode welding ends connects front electrode and front main grid line simultaneously, and described reverse side electrode series connection end is overlapped on the pcb board pad of adjacent solar battery sheet reverse side Electrode connection;
(6) pcb board is sent into reflow machine, SMT paster pole piece is welded on solar battery sheet and pcb board.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310415436.2A CN103441173B (en) | 2013-09-12 | 2013-09-12 | Double-face electrode solar battery sheet SMT mounting structure and production technology thereof |
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| CN201310415436.2A CN103441173B (en) | 2013-09-12 | 2013-09-12 | Double-face electrode solar battery sheet SMT mounting structure and production technology thereof |
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| CN103441173B true CN103441173B (en) | 2015-12-23 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106784027A (en) * | 2016-12-27 | 2017-05-31 | 河北君龙新能源开发有限公司 | A kind of compound batteries electrode draws connection device |
| CN106735992A (en) * | 2017-02-17 | 2017-05-31 | 武汉三工智能装备制造有限公司 | The welding method of photovoltaic cell component |
| CN107393991A (en) * | 2017-08-14 | 2017-11-24 | 文创科技股份有限公司 | A kind of solar panel and its production technology |
| CN109494279A (en) * | 2018-10-23 | 2019-03-19 | 福建省晶鼎光电股份有限公司 | A kind of method for manufacturing solar cell board |
| CN109585602B (en) * | 2018-12-03 | 2021-03-23 | 江苏中宇光伏科技有限公司 | SMT (surface mount technology) mounting structure of double-sided electrode solar cell and production process thereof |
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| JP4024161B2 (en) * | 2003-02-12 | 2007-12-19 | 三洋電機株式会社 | Manufacturing method of solar cell module |
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| CN101170140A (en) * | 2007-11-12 | 2008-04-30 | 北京恒基伟业投资发展有限公司 | A solar component and its encapsulation method and special encapsulation tool |
| CN101714580A (en) * | 2008-10-06 | 2010-05-26 | 和硕联合科技股份有限公司 | Solar cell module |
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