CN102740595A - Solar cell panel having serial connection or parallel connection structure and manufacturing method for solar cell panel - Google Patents
Solar cell panel having serial connection or parallel connection structure and manufacturing method for solar cell panel Download PDFInfo
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- CN102740595A CN102740595A CN2012101980690A CN201210198069A CN102740595A CN 102740595 A CN102740595 A CN 102740595A CN 2012101980690 A CN2012101980690 A CN 2012101980690A CN 201210198069 A CN201210198069 A CN 201210198069A CN 102740595 A CN102740595 A CN 102740595A
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- pad
- pcb board
- solar panel
- battery sheet
- solar
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 15
- 229910052751 metal Inorganic materials 0.000 claims abstract description 15
- 238000003466 welding Methods 0.000 claims abstract description 11
- 229910000679 solder Inorganic materials 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 4
- 238000003475 lamination Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005476 soldering Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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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
-
- 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
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- Photovoltaic Devices (AREA)
Abstract
The invention discloses a solar cell panel having a serial connection or parallel connection structure and a manufacturing method for the solar cell panel. According to the solar cell panel having the serial connection or parallel connection structure, upper and lower groups of welding points which are arranged in parallel are adopted, and a positive electrode of a solar cell slice is mounted on each lower welding point, and is connected with each upper welding point and a negative electrode of the solar cell slice through a metal elastic sheet, so that the solar cell panel can be mounted by a machine; and therefore, the production efficiency of manufacturing is improved, the production cost is reduced, and the solar cell panel has a wide market promotion prospect.
Description
Technical field
The present invention relates to solar panel manufacturing technology field, relate in particular to solar panel of a kind of serial or parallel connection structure and preparation method thereof.
Background technology
Solar panel is the core in the solar power system, also is to be worth the highest part in the solar power system, and its effect is that the radianting capacity with the sun converts electric energy into, or is sent in the storage battery and stores, or promotes loaded work piece.The quality of solar panel and cost will directly determine the quality and the cost of whole system.
At present, the positive and negative electrode of conventional solar cell is distributed in the two sides (only the solar battery sheet of U.S. SUNPOWER company production is that positive and negative electrode is in one side) of solar battery sheet respectively.For such solar battery sheet; Must adopt the mode of manual welding: on the two sides of battery sheet respectively with wire bonds and draw the positive and negative electrode of solar battery sheet, then with the solar wafer hand paste on the pcb board and with wire bonds on pcb board.Such production method has greatly influenced production efficiency and reliability of products, can't realize the large batch of production of high efficiency.
Along with exploitation and the use of masses to new forms of energy, and the raising of popular environmental protection and energy saving consciousness, make increasing to the demand of solar cell.Therefore, just need to improve design, be used to satisfy requirements of large-scale production solar cell panel structure.
Summary of the invention
Weak point in view of above-mentioned prior art; The object of the present invention is to provide a kind of serial or parallel connection structure based on solar panel of conventional solar battery sheet (positive negative pole in different facial) and preparation method thereof; Solar panel to solve prior art can only adopt manual welding, causes inefficiency, is unfavorable for the problem of large-scale production needs.
In order to achieve the above object, the present invention has taked following technical scheme:
A kind of pcb board of solar panel of cascaded structure; Wherein, the component side of said pcb board is provided with two electrode via holes, between said two electrode via holes, is provided with the pad that many groups are used to weld solar battery sheet; Every group of said pad is arranged side by side and is two up and down; And in the adjacent set pad, the following pad of the last pad of a side and opposite side electrically connects, and is used for the serial connection of said solar battery sheet.
The pcb board of the solar panel of described cascaded structure wherein, also is provided with the capture pad corresponding with said pad on said component side.
A kind of pcb board of solar panel of parallel-connection structure; Wherein, The component side of said pcb board is provided with two electrode via holes; Between said two electrode via holes, be provided with the pads that many groups are used to weld solar battery sheet, it is two up and down that every group of said pad is arranged side by side, and goes up pad and electrically connect successively and connect an electrode via hole; Following pad electrically connects successively and connects another electrode via hole.
The pcb board of the solar panel of described parallel-connection structure wherein, also is provided with the capture pad corresponding with said pad on said component side.
A kind of solar panel wherein, comprising: the pcb board of the pcb board of the solar panel of cascaded structure or the solar panel of parallel-connection structure;
Metal clips;
Solar battery sheet; The positive electrode of said solar battery sheet is mounted on the following pad of pcb board of solar panel of pcb board or parallel-connection structure of solar panel of described cascaded structure, and the negative electrode of solar battery sheet is connected with last pad through metal clips;
The monocell that is made up of solar battery sheet parallel connection or series connection connects two electrode via holes respectively; Two electrode via holes are drawn two electrode pads through lead at the solder side of said pcb board respectively: wherein; One electrode pad is as the positive pole output of power supply, and another electrode pad is as the negative pole output of power supply.
Described solar panel, wherein, the spacing of two adjacent groups pad is not less than 0.3 millimeter.
Described solar panel, wherein, the length of each solar battery sheet is 10 millimeters～160 millimeters, width equals the length of pad down.
A kind of manufacture method of described solar panel wherein, may further comprise the steps:
ST1, draw according to circuit design cascaded structure solar panel pcb board or parallel-connection structure solar panel pcb board and make;
ST2, pcb board is carried out print solder paste or conducting resinl;
ST3, solar battery sheet is mounted on the following pad of pcb board of solar panel of pcb board or parallel-connection structure of solar panel of said cascaded structure of step, the solar battery sheet negative pole is added tin or conducting resinl;
ST4, metal clips is mounted on pcb board and the solar battery sheet, an end of metal clips is attached on the pcb board pad, and the other end is attached on the negative pole of solar battery sheet;
ST5, ready-made solar panels are crossed reflow soldering welding;
ST6, the pcb board of the solar panel of the pcb board of the solar panel of said cascaded structure or parallel-connection structure is carried out sealing or lamination treatment.
The manufacture method of described solar panel, wherein, in said step ST3, the partial fixing that solar battery sheet is relative with pad is on capture pad.
Beneficial effect:
Compared to prior art, solar panel of serial or parallel connection structure provided by the invention and preparation method thereof can be produced in enormous quantities through machine, has improved the production efficiency of making, and has reduced production cost, has good marketing prospect.
Description of drawings
Fig. 1 is the structural representation of pcb board of the solar panel of cascaded structure of the present invention.
Fig. 2 is the structural representation of pcb board of the solar panel of parallel-connection structure of the present invention.
Fig. 3 is the sketch map of the embodiment of solar panel of the present invention.
Fig. 4 is the flow chart of the manufacture method of solar panel of the present invention.
Embodiment
The present invention provides solar panel of a kind of serial or parallel connection structure and preparation method thereof, and is clearer, clear and definite for making the object of the invention, technical scheme and effect, below develops simultaneously embodiment to further explain of the present invention with reference to accompanying drawing.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
From electrically going up, solar panel can be divided into parallel-connection structure and cascaded structure.The pcb board that is directed against the solar panel of parallel connection or cascaded structure is respectively below described:
See also Fig. 1, it is the structural representation of pcb board of the solar panel of cascaded structure of the present invention.As shown in the figure; In the pcb board of the solar panel of said cascaded structure; The component side 110 of said pcb board 100 is provided with two electrode via holes (it is the first electrode via hole 210 and the second electrode via hole 220); Between said two electrode via holes, be provided with the pad that many groups are used to weld solar battery sheet, every group of said pad is arranged side by side and is two up and down: pad 310 and first time pad 320 on first, and in the adjacent set pad; One side first on first time pad 320 of pad 310 and opposite side electrically connect (it all is connected homonymy), be used for the serial connection of said solar battery sheet.
Please continue to consult Fig. 2, it is the structural representation of pcb board of the solar panel of parallel-connection structure of the present invention.As shown in the figure; In the pcb board of the solar panel of said cascaded structure; The component side 111 of said pcb board 101 is provided with two electrode via holes (thirdly hitting via hole 211 and the 4th electrode via hole 221); Between said two electrode via holes, be provided with the pad that many groups are used to weld solar battery sheet; It is two up and down that every group of said pad is arranged side by side: pad 311 and second time pad 321 on second, and pad 311 electrically connects successively and connects an electrode via hole on second; Second time pad 322 electrically connects successively and connects another electrode via hole.It is electrical to describe it during the follow-up solar panel of introducing the series, parallel structure in detail.
Further, no matter be cascaded structure or parallel-connection structure, on the component side of said pcb board, can also be provided with the capture pad corresponding with said pad, be used for solar battery sheet is fixed on the component side of pcb board.
Please consult Fig. 1, Fig. 2 and Fig. 3 in the lump, Fig. 3 is the structural representation of solar panel of the present invention.As shown in the figure; It comprises: pcb board 10; Be pcb board, metal clips 20 (the rectangular bars frame table with the band shade shows) and the solar battery sheet 30 of solar panel of pcb board or above-mentioned parallel-connection structure of the solar panel of above-mentioned cascaded structure; Wherein, the positive electrode of solar battery sheet is mounted on the following pad 31 of pcb board 10, and negative electrode is connected with last pad 32 through metal clips 20.Be, said metal clips 20 is designed to SMD (Surface Mounted Devices surface mount device) but the braid structure with should be noted that, so that adopt chip mounter to use on a large scale.
Because upper and lower pad connects two electrode via holes or conducting counterbore respectively; So; The monocell that is made up of solar battery sheet parallel connection or series connection also is connected respectively on two electrode via holes; Two electrode via holes are drawn two electrode pads through lead or rivet or conducting counterbore at the solder side of said pcb board respectively, and (back side that is pcb board shown in Figure 3 is solder side; Do not look out among the figure): wherein, an electrode pad is as the positive pole output of power supply, and another electrode pad is as the negative pole output of power supply.
Further; When carrying out the PCB design; In pad; The width of following pad 31 that connects solar battery sheet (also claiming solar wafer) positive electrode is less than the positive electrode width of solar wafer, and the width of pad 31 is greater than last pad 32 down, and the spacing of two adjacent groups pad is not less than 0.3 millimeter.Doing like this is for when mounting welding automatically, the phenomenon of effectively avoiding positive and negative electrode to be short-circuited.In addition, the length of each solar battery sheet is 10 millimeters～160 millimeters, and width equals the length of pad down.
Through the above-mentioned two row's pads that are provided with, make the application's the parallel connection or the solar panel of cascaded structure to produce in enormous quantities through machine, improved the production efficiency of making, reduced production cost, have good marketing prospect.
The application also provides a kind of manufacture method of above-mentioned solar panel, and is as shown in Figure 4, may further comprise the steps:
S1, draw the pcb board of solar panel of pcb board or parallel-connection structure of the solar panel of cascaded structure according to circuit design; Promptly the solar panel of parallel-connection structure still is that the solar panel of cascaded structure designs pcb board and produces said pcb board as required.
S2, pcb board is carried out print solder paste or conducting resinl, this step is with of the prior art identical.
S3, the positive pole of solar battery sheet is mounted on the following pad of pcb board of solar panel of pcb board or parallel-connection structure of solar panel of said cascaded structure of step; The solar battery sheet negative pole is added tin or conducting resinl, and this step is a key point, and it relies on special-purpose paster spot gluing equipment to carry out.
S4, an end of metal clips is attached on the pad, the other end is attached on the negative pole of solar battery sheet; This step is a key point, can adopt chip mounter to carry out, but not in the past that kind leans on manual pick to carry out manual welding with being coated with tin band or copper wire fully, thereby has improved production efficiency greatly, and performance of products and reliability have also increased substantially.
S5, ready-made solar panels are crossed reflow soldering welding, this step is identical with prior art.
S6, the pcb board of the solar panel of the pcb board of the solar panel of said cascaded structure or parallel-connection structure is carried out sealing or lamination treatment.This step is identical with prior art, has repeated no more here.
Preferably, when said pcb board is provided with capture pad, in said step S3, partial fixing that solar battery sheet is relative with pad on capture pad, thereby guaranteed the reliability that is connected between solar battery sheet and the pcb board.
In sum; Solar panel of serial or parallel connection structure of the present invention and preparation method thereof; The solar panel of wherein said serial or parallel connection structure adopts the two assembly welding contacts that are arranged side by side up and down; The positive pole of solar battery sheet is mounted on down on the pad, and connects the negative pole of going up solder joint and solar battery sheet through metal clips.Thereby make solar panel of the present invention to mount, improved the production efficiency of making, reduced production cost, have good marketing prospect through machine.
It is understandable that; Concerning those of ordinary skills; Can be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof; Such as, utilize the conducting counterbore replace the electrode via hole, change metal clips profile, adopt pcb board of circular or abnormity or the like, and all these changes or replacement all should belong to the protection range of the appended claim of the present invention.
Claims (10)
1. the pcb board of the solar panel of a cascaded structure; It is characterized in that the component side of said pcb board is provided with two electrode via holes, between said two electrode via holes, be provided with the pad that many groups are used to weld solar battery sheet; Every group of said pad is arranged side by side and is two up and down; And in the adjacent set pad, the following pad of the last pad of a side and opposite side electrically connects, and is used for the serial connection of said solar battery sheet.
2. the pcb board of the solar panel of cascaded structure according to claim 1 is characterized in that, on said component side, also is provided with the capture pad corresponding with said pad.
3. the pcb board of the solar panel of a parallel-connection structure; It is characterized in that; The component side of said pcb board is provided with two electrode via holes; Between said two electrode via holes, be provided with the pads that many groups are used to weld solar battery sheet, it is two up and down that every group of said pad is arranged side by side, and goes up pad and electrically connect successively and connect an electrode via hole; Following pad electrically connects successively and connects another electrode via hole.
4. the pcb board of the solar panel of parallel-connection structure according to claim 3 is characterized in that, on said component side, also is provided with the capture pad corresponding with said pad.
5. a solar panel is characterized in that, comprising: the pcb board of the solar panel of the pcb board of the solar panel of the described cascaded structure of claim 1 or the described parallel-connection structure of claim 3;
Metal clips;
Solar battery sheet; The positive electrode of said solar battery sheet is mounted on the following pad of pcb board of solar panel of pcb board or the described parallel-connection structure of claim 3 of solar panel of the described cascaded structure of claim 1, and the negative electrode of solar battery sheet is connected with last pad through metal clips;
The monocell that is made up of solar battery sheet parallel connection or series connection connects two electrode via holes respectively; Two electrode via holes are drawn two electrode pads through lead at the solder side of said pcb board respectively: wherein; One electrode pad is as the positive pole output of power supply, and another electrode pad is as the negative pole output of power supply.
6. solar panel according to claim 5 is characterized in that, the spacing of two adjacent groups pad is not less than 2 millimeters.
7. solar panel according to claim 5 is characterized in that, the length of each solar battery sheet is 30 millimeters～40 millimeters, and width equals the length of pad down.
8. solar panel according to claim 5 is characterized in that, adopts the conducting counterbore to substitute the electrode via hole.
9. the manufacture method of the described solar panel of claim 5 is characterized in that, may further comprise the steps:
ST1, draw according to circuit design cascaded structure solar panel pcb board or parallel-connection structure solar panel pcb board and make;
ST2, pcb board is carried out print solder paste or conducting resinl;
ST3, solar battery sheet is mounted on the following pad of pcb board of solar panel of pcb board or parallel-connection structure of solar panel of said cascaded structure of step, the solar battery sheet negative pole is added tin or conducting resinl;
ST4, metal clips is mounted on pcb board and the solar battery sheet, an end of metal clips is attached on the pcb board pad, and the other end is attached on the negative pole of solar battery sheet;
ST5, ready-made solar panels are crossed reflow soldering welding;
ST6, the pcb board of the solar panel of the pcb board of the solar panel of said cascaded structure or parallel-connection structure is carried out sealing or lamination treatment.
10. the manufacture method of solar panel according to claim 8 is characterized in that, in said step ST3, the partial fixing that solar battery sheet is relative with pad is on capture pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210198069.0A CN102740595B (en) | 2012-06-15 | 2012-06-15 | Solar cell panel having serial connection or parallel connection structure and manufacturing method for solar cell panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210198069.0A CN102740595B (en) | 2012-06-15 | 2012-06-15 | Solar cell panel having serial connection or parallel connection structure and manufacturing method for solar cell panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102740595A true CN102740595A (en) | 2012-10-17 |
| CN102740595B CN102740595B (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210198069.0A Expired - Fee Related CN102740595B (en) | 2012-06-15 | 2012-06-15 | Solar cell panel having serial connection or parallel connection structure and manufacturing method for solar cell panel |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441173A (en) * | 2013-09-12 | 2013-12-11 | 绿尚太阳能科技（上海）有限公司 | Mounted structure of SMT (surface mount technology) for double-faced electrode solar energy battery piece and production technology thereof |
| CN103594554A (en) * | 2013-11-01 | 2014-02-19 | 文创科技股份有限公司 | Process for manufacturing small solar assembly |
| CN106972809A (en) * | 2017-03-03 | 2017-07-21 | 深圳市富友昌科技股份有限公司 | A kind of compound photovoltaic cell millimicro power consumption harvester |
| 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 |
| CN107658957A (en) * | 2017-07-31 | 2018-02-02 | 北京时代民芯科技有限公司 | Circuit is expanded in a kind of solar energy movable power supply series connection |
| CN108616237A (en) * | 2018-05-28 | 2018-10-02 | 深圳市创益科技发展有限公司 | Solar energy movable power supply |
| CN112289893A (en) * | 2020-12-15 | 2021-01-29 | 杭州旭菱光伏电力科技有限公司 | Efficient solar panel manufacturing method |
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| DE102009060604A1 (en) * | 2009-12-23 | 2011-06-30 | Energetica Holding Gmbh | Solar module with a printed circuit board and method of manufacture and application |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441173A (en) * | 2013-09-12 | 2013-12-11 | 绿尚太阳能科技（上海）有限公司 | Mounted structure of SMT (surface mount technology) for double-faced electrode solar energy battery piece and production technology thereof |
| CN103441173B (en) * | 2013-09-12 | 2015-12-23 | 绿尚太阳能科技（上海）有限公司 | Double-face electrode solar battery sheet SMT mounting structure and production technology thereof |
| CN103594554A (en) * | 2013-11-01 | 2014-02-19 | 文创科技股份有限公司 | Process for manufacturing small solar assembly |
| CN103594554B (en) * | 2013-11-01 | 2016-07-20 | 文创科技股份有限公司 | A kind of production technology of solar energy widgets |
| CN106972809A (en) * | 2017-03-03 | 2017-07-21 | 深圳市富友昌科技股份有限公司 | A kind of compound photovoltaic cell millimicro power consumption harvester |
| CN107658957A (en) * | 2017-07-31 | 2018-02-02 | 北京时代民芯科技有限公司 | Circuit is expanded in a kind of solar energy movable power supply series connection |
| CN107658957B (en) * | 2017-07-31 | 2019-07-23 | 北京时代民芯科技有限公司 | A kind of solar energy movable power supply series connection expansion circuit |
| 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 |
| CN108616237A (en) * | 2018-05-28 | 2018-10-02 | 深圳市创益科技发展有限公司 | Solar energy movable power supply |
| CN108616237B (en) * | 2018-05-28 | 2020-10-23 | 深圳市创益科技发展有限公司 | Solar energy mobile power supply |
| CN112289893A (en) * | 2020-12-15 | 2021-01-29 | 杭州旭菱光伏电力科技有限公司 | Efficient solar panel manufacturing method |
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| CN102740595B (en) | 2015-06-17 |
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