CN203242641U - Solar cell grating line electrode, solar cell and solar cell panel - Google Patents
Solar cell grating line electrode, solar cell and solar cell panel Download PDFInfo
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- CN203242641U CN203242641U CN 201320250865 CN201320250865U CN203242641U CN 203242641 U CN203242641 U CN 203242641U CN 201320250865 CN201320250865 CN 201320250865 CN 201320250865 U CN201320250865 U CN 201320250865U CN 203242641 U CN203242641 U CN 203242641U
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Abstract
The utility model provides a solar cell grating line electrode, a solar cell and a solar cell panel. The solar cell grating line electrode comprises a main grating line (10) and a first fine grating line (22) and a second fine grating line (22) and a third fine grating line (23). The three fine grating lines are parallel with each other. The first fine grating line (21) is disposed between the second fine grating line (22) and the third fine grating line (23). A first connecting line (30) is connected between the first fine grating line (21) and the second fine grating line (22). A second connecting line (40) is connected between the first fine grating line (21) and the third fine grating line (23). The solar cell grating line electrode can collect the electron at a fracture portion to the main grating line, and then the conversion efficiency of the solar cell is improved.
Description
Technical field
The utility model relates to technical field of solar batteries, in particular to a kind of gate line electrode, solar battery sheet and solar panel of solar battery sheet.
Background technology
As shown in Figure 1, in the prior art, silicon chip 1 in the solar battery sheet ' the gate line electrode of sensitive surface comprise many thin grid lines 20 that be arranged in parallel ' and be arranged on two main grid lines 10 ' (also claiming thick grid line) of whole grid line layout inside.Article two, main grid line 10 ' perpendicular to thin grid line 20 ' and with each thin grid line 20 ' be divided into three parts.Thin grid line 20 ' be used for collect silicon chip 1 ' the electronics that produces of sensitive surface, the electronics of thin grid line 20 ' collection is pooled to main grid line 10 ' and by main grid line 10 ' be transported to outside.
Linking to each other by welding between a plurality of solar battery sheets is connected into solar panel, above-mentioned welding and silicon chip 1 ' main grid line 10 ' welding.In the process of printing grid line, thin grid line 20 ' fracture may occur, thin grid line 20 ' breaking portion can't with the electron transport of collecting to main grid line 10 ' on, thereby reduced the conversion efficiency of solar cell.Wherein, thin grid line 20 ' breaking portion mainly concentrate on two main grid lines 10 ' between thin grid line 20 ' line segment on.
The utility model content
The utility model aims to provide a kind of gate line electrode, solar battery sheet and solar panel that can improve the solar battery sheet of solar cell conversion efficiency.
To achieve these goals, according to an aspect of the present utility model, a kind of gate line electrode of solar battery sheet is provided, comprise main grid line and the first thin grid line that is parallel to each other, the second thin grid line and the 3rd thin grid line, the first thin grid line is between the second thin grid line and the 3rd thin grid line, be connected with the first connecting line between the first thin grid line and the second thin grid line, be connected with the second connecting line between the first thin grid line and the 3rd thin grid line.
Further, the main grid line is two and interval setting, and the first connecting line and the second connecting line all are arranged between two main grid lines.
Further, the first connecting line and the second connecting line all with the main grid line parallel, the first connecting line is to all equating to the distance between the close main grid line of the second connecting line with distance and the second connecting line between the second connecting line near the distance between the main grid line of the first connecting line, the first connecting line.
Further, two main grid lines are separately positioned on the two ends of the first thin grid line.
Further, article two, the main grid line is arranged on the middle part of the first thin grid line, gate line electrode also comprises the 3rd connecting line and the 4th connecting line, the 3rd connecting line and the 4th connecting line are positioned at the outside of two main grid lines, be connected with the 3rd connecting line between the first thin grid line and the second thin grid line, be connected with the 4th connecting line between the first thin grid line and the 3rd thin grid line.
Further, the 3rd connecting line and the 4th connecting line all with the main grid line parallel, arbitrary the 3rd connecting line is to all equating to the distance between the end of the first thin grid line of close the 4th connecting line with distance and arbitrary the 4th connecting line between the 4th connecting line near the distance between the main grid line of the 3rd connecting line, the 3rd connecting line.
According on the other hand of the present utility model, a kind of solar battery sheet is provided, comprise silicon chip and the gate line electrode that is arranged on the silicon chip sensitive surface, gate line electrode is above-mentioned gate line electrode.
According on the other hand of the present utility model, a kind of solar panel is provided, comprise a plurality of solar battery sheets, a plurality of solar battery sheets connect by welding, and solar battery sheet is above-mentioned solar battery sheet.
Use the technical solution of the utility model, be connected with between the first thin grid line and the second thin grid line between the first connecting line and the first thin grid line and the 3rd thin grid line and be connected with the second connecting line.If breaking portion appears in the first thin grid line, so that the electronics that breaking portion is collected can't be pooled on the main grid line.At this moment, because above-mentioned breaking portion is connected with adjacent the second thin grid line or the 3rd thin grid line by the first connecting line or the second connecting line, the electronics of above-mentioned breaking portion collection is pooled on the main grid line by the second adjacent thin grid line or the 3rd thin grid line.The gate line electrode of solar battery sheet of the present utility model can be pooled to the electronics of breaking portion the main grid line, and then improves the conversion efficiency of solar cell.
Description of drawings
The Figure of description that consists of the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
The master that Fig. 1 shows according to the embodiment of the gate line electrode of the solar battery sheet of prior art looks schematic diagram;
The master that Fig. 2 shows according to the embodiment one of the gate line electrode of solar battery sheet of the present utility model looks schematic diagram; And
The master that Fig. 3 shows according to the embodiment two of the gate line electrode of solar battery sheet of the present utility model looks schematic diagram.
Wherein, the Reference numeral among the above-mentioned figure is as follows:
10, main grid line; 21, the first thin grid line; 22, the second thin grid line; 23, the 3rd thin grid line; 30, the first connecting line; 40, the second connecting line; 50, the 3rd connecting line; 60, the 4th connecting line.
Embodiment
Need to prove, in the situation that do not conflict, embodiment and the feature among the embodiment among the application can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
As shown in Figure 2, the gate line electrode of the solar battery sheet of embodiment one comprises main grid line 10 and the first thin grid line 21 that is parallel to each other, the second thin grid line 22 and the 3rd thin grid line 23, the first thin grid line 21 is between the second thin grid line 22 and the 3rd thin grid line 23, be connected with between the first connecting line 30, the first thin grid lines 21 and the 3rd thin grid line 23 between the first thin grid line 21 and the second thin grid line 22 and be connected with the second connecting line 40.
Be connected with between the first thin grid line 21 and the second thin grid line 22 between the first connecting line 30 and the first thin grid line 21 and the 3rd thin grid line 23 and be connected with the second connecting line 40.If breaking portion appears in the first thin grid line 21, so that the electronics that breaking portion is collected can't be pooled on the main grid line 10.At this moment, above-mentioned breaking portion is connected with adjacent the second thin grid line 22 or the 3rd thin grid line 23 by the first connecting line 30 or the second connecting line 40, and the electronics of above-mentioned breaking portion collection is pooled on the main grid line 10 by the second adjacent thin grid line 22 or the 3rd thin grid line 23.The gate line electrode of the solar battery sheet of embodiment one can be pooled to the electronics of breaking portion main grid line 10, and then improves the conversion efficiency of solar cell.
As shown in Figure 2, in embodiment one, main grid line 10 is two and interval setting, and the first connecting line 30 and the second connecting line 40 all are arranged between two main grid lines 10.Because the breaking portion of the first thin grid line 21 is uncertain, therefore, the first connecting line 30 or the second connecting line 40 may not connect above-mentioned breaking portion.Even so, connect the probability that the first thin grid line 21 has improved breaking portion derivation electronics by the first connecting line 30 or the second connecting line 40, namely improved the conversion efficiency of solar cell.Among the not shown embodiment, be connected with many first connecting lines 30 between the first thin grid line 21 and the second thin grid line 22, be connected with many second connecting lines 40 between the first thin grid line 21 and the 3rd thin grid line 23, improved like this, further the probability of breaking portion derivation electronics on the first thin grid line 21.Certainly, main grid line 10 also can have more than two or only have one.
As shown in Figure 2, in embodiment one, the first connecting line 30 is all parallel with main grid line 10 with the second connecting line 40.Like this, the length of the first connecting line 30 or the second connecting line 40 is the shortest, and then saves to greatest extent slurry.The first connecting line 30 is to all equating to the distance between the close main grid line 10 of the second connecting line 40 with distance and the second connecting line 40 between the second connecting line 40 near the distance between the main grid line 10 of the first connecting line 30, the first connecting line 30.The first connecting line 30 and the second connecting line 40 are with the first thin grid line 21 middle part trisections.Like this, the middle part of the above-mentioned first thin grid line 21 has two positions of deriving electronics, and the breaking portion that has improved the first thin grid line 21 middle parts is derived the probability of electronics.In like manner, the electronics of the collection of the breaking portion on the second thin grid line 22 or the 3rd thin grid line 23 also can be derived by the first connecting line 30 or the second connecting line 40.In the present embodiment, only part is shown schematically, and every thin grid line is all laid respectively at the first connecting line 30 and the second connecting line 40 trisections of its both sides.
As shown in Figure 2, in embodiment one, article two, main grid line 10 is arranged on the middle part of the first thin grid line 21 because the first thin grid line 21, the second thin grid line 22 are all parallel and isometric with the 3rd thin grid line 23, thereby two main grid lines 10 are positioned at the middle part of the second thin grid line 22 and the 3rd thin grid line 23 equally.。In embodiment one, two main grid lines 10 are with the first thin grid line 21, the second thin grid line 22 and the 3rd thin grid line 23 equal trisections, and the first thin grid line 21, the second thin grid line 22 and the 3rd thin grid line 23 all are divided into the middle part and are positioned at the end of both sides, middle part.The gate line electrode of embodiment one also comprises the 3rd connecting line 50 and the 4th connecting line 60, the 3rd connecting line 50 and the 4th connecting line 60 are positioned at the outside of two main grid lines 10, preferably, article two, the both sides of position are provided with the 3rd connecting line 50 and the 4th connecting line 60 between the main grid line 10, be connected with between the 3rd connecting line 50, the first thin grid lines 21 and the 3rd thin grid line 23 between the first thin grid line 21 and the second thin grid line 22 and be connected with the 4th connecting line 60.Like this, the 3rd connecting line 50 and the 4th connecting line 60 can be derived above-mentioned breaking portion with the electronics that the breaking portion that is arranged on two main grid line 10 both sides of the first thin grid line 21 is collected, and the breaking portion that is arranged on two main grid line 10 both sides that has improved the first thin grid line 21 is derived the probability of electronics.
As shown in Figure 2, in embodiment one, the 3rd connecting line 50 is all parallel with main grid line 10 with the 4th connecting line 60.Like this, the length of the 3rd connecting line 50 and the 4th connecting line 60 is the shortest, and then saves to greatest extent slurry.Arbitrary the 3rd connecting line 50 is to all equating to the distance between the end of the first thin grid line 21 of close the 4th connecting line 60 with distance and arbitrary the 4th connecting line 60 between the 4th connecting line 60 near the distance between the main grid line 10 of the 3rd connecting line 50, the 3rd connecting line 50.The 3rd connecting line 50 and the 4th connecting line 60 are with two equal trisections in end of the first thin grid line 21.Like this, two ends of the above-mentioned first thin grid line 21 all have two positions of deriving electronics, and the breaking portion that has improved two ends of the above-mentioned first thin grid line 21 is derived the probability of electronics.
As shown in Figure 3, embodiment two is that with the difference of embodiment one two main grid lines 10 are separately positioned on the two ends of the first thin grid line 21.Because the first thin grid line 21, the second thin grid line 22 are all parallel and isometric with the 3rd thin grid line 23, thereby two main grid lines 10 lay respectively at the two ends of the second thin grid line 22 and the 3rd thin grid line 23 equally.Like this, main grid line 10 does not block the zone at the first thin grid line 21, the second thin grid line 22 and the 3rd thin grid line 23 places, and then silicon chip produces more electronics, has improved the conversion efficiency of solar cell.
The solar battery sheet of the present embodiment is not shown to be comprised silicon chip and is arranged on gate line electrode on the silicon chip sensitive surface, and gate line electrode is the gate line electrode of above-mentioned solar battery sheet.The solar battery sheet of the present embodiment has improved the conversion efficiency of solar cell.
The solar panel of the present embodiment is not shown to comprise a plurality of solar battery sheets, and a plurality of solar battery sheets connect by welding, and solar battery sheet is above-mentioned solar battery sheet.The solar panel of the present embodiment has improved the conversion efficiency of solar cell.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (8)
1. the gate line electrode of a solar battery sheet, it is characterized in that, comprise main grid line (10) and the first thin grid line (21) that is parallel to each other, the second thin grid line (22) and the 3rd thin grid line (23), the described first thin grid line (21) is positioned between the described second thin grid line (22) and the described the 3rd thin grid line (23), be connected with the first connecting line (30) between the described first thin grid line (21) and the described second thin grid line (22), be connected with the second connecting line (40) between the described first thin grid line (21) and the described the 3rd thin grid line (23).
2. gate line electrode according to claim 1 is characterized in that, described main grid line (10) is two and interval setting, and described the first connecting line (30) and described the second connecting line (40) all are arranged between two described main grid lines (10).
3. gate line electrode according to claim 2, it is characterized in that, described the first connecting line (30) is all parallel with described main grid line (10) with described the second connecting line (40), and described the first connecting line (30) is to all equating to the distance between the close described main grid line (10) of described the second connecting line (40) with distance and described the second connecting line (40) between described the second connecting line (40) near the distance between the described main grid line (10) of described the first connecting line (30), described the first connecting line (30).
4. gate line electrode according to claim 2 is characterized in that, two described main grid lines (10) are separately positioned on the two ends of the described first thin grid line (21).
5. gate line electrode according to claim 2, it is characterized in that, article two, described main grid line (10) is arranged on the middle part of the described first thin grid line (21), described gate line electrode also comprises the 3rd connecting line (50) and the 4th connecting line (60), described the 3rd connecting line (50) and described the 4th connecting line (60) are positioned at the outside of two described main grid lines (10), be connected with described the 3rd connecting line (50) between the described first thin grid line (21) and the described second thin grid line (22), be connected with described the 4th connecting line (60) between the first thin grid line (21) and the 3rd thin grid line (23).
6. gate line electrode according to claim 5, it is characterized in that, described the 3rd connecting line (50) is all parallel with described main grid line (10) with described the 4th connecting line (60), and arbitrary described the 3rd connecting line (50) is to all equating to the distance between the end of the described first thin grid line (20) of close the 4th connecting line (60) with distance and arbitrary described the 4th connecting line (60) between described the 4th connecting line (60) near the distance between the described main grid line (10) of the 3rd connecting line (50), described the 3rd connecting line (50).
7. a solar battery sheet comprises silicon chip and the gate line electrode that is arranged on the described silicon chip sensitive surface, it is characterized in that, described gate line electrode is each described gate line electrode in the claim 1 to 6.
8. a solar panel comprises a plurality of solar battery sheets, and a plurality of described solar battery sheets connect by welding, it is characterized in that, described solar battery sheet is solar battery sheet claimed in claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320250865 CN203242641U (en) | 2013-05-09 | 2013-05-09 | Solar cell grating line electrode, solar cell and solar cell panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320250865 CN203242641U (en) | 2013-05-09 | 2013-05-09 | Solar cell grating line electrode, solar cell and solar cell panel |
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| Publication Number | Publication Date |
|---|---|
| CN203242641U true CN203242641U (en) | 2013-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320250865 Expired - Lifetime CN203242641U (en) | 2013-05-09 | 2013-05-09 | Solar cell grating line electrode, solar cell and solar cell panel |
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| Country | Link |
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| CN (1) | CN203242641U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332507A (en) * | 2014-10-24 | 2015-02-04 | 无锡帝科电子材料科技有限公司 | Cross positive electrode screen printing graph |
| CN104808858A (en) * | 2015-05-08 | 2015-07-29 | 厦门天马微电子有限公司 | Touch control panel and touch control display device |
| CN106449804A (en) * | 2016-12-19 | 2017-02-22 | 中利腾晖光伏科技有限公司 | Electrode grid line structure and solar battery piece |
| CN108963010A (en) * | 2018-07-25 | 2018-12-07 | 英利能源（中国）有限公司 | Anti- load solar cell module and preparation method |
-
2013
- 2013-05-09 CN CN 201320250865 patent/CN203242641U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332507A (en) * | 2014-10-24 | 2015-02-04 | 无锡帝科电子材料科技有限公司 | Cross positive electrode screen printing graph |
| CN104808858A (en) * | 2015-05-08 | 2015-07-29 | 厦门天马微电子有限公司 | Touch control panel and touch control display device |
| US10013099B2 (en) | 2015-05-08 | 2018-07-03 | Xiamen Tianma Micro-Electronics Co., Ltd. | Touch panel and touch display device |
| CN104808858B (en) * | 2015-05-08 | 2018-07-10 | 厦门天马微电子有限公司 | A kind of touch panel and touch control display apparatus |
| CN106449804A (en) * | 2016-12-19 | 2017-02-22 | 中利腾晖光伏科技有限公司 | Electrode grid line structure and solar battery piece |
| CN108963010A (en) * | 2018-07-25 | 2018-12-07 | 英利能源（中国）有限公司 | Anti- load solar cell module and preparation method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131016 |
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| CX01 | Expiry of patent term |