CN203312308U - Gate line electrode of solar energy cell sheet, solar energy cell sheet and solar energy cell panel - Google Patents
Gate line electrode of solar energy cell sheet, solar energy cell sheet and solar energy cell panel Download PDFInfo
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- CN203312308U CN203312308U CN2013202407333U CN201320240733U CN203312308U CN 203312308 U CN203312308 U CN 203312308U CN 2013202407333 U CN2013202407333 U CN 2013202407333U CN 201320240733 U CN201320240733 U CN 201320240733U CN 203312308 U CN203312308 U CN 203312308U
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- grid line
- thin grid
- gate line
- line
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Abstract
The utility model provides a gate line electrode of a solar energy cell sheet, the solar energy cell sheet and a solar energy cell panel. The gate line electrode of the solar energy cell sheet comprises a first main gate line, a second main gate line, at least one first fine gate line group and at least one second fine gate line group. The second main gate line is arranged in parallel with the first main gate line. At least one first fine gate line group is arranged between the first main gate line and the second main gate line. The first fine gate line group comprises at least one first fine gate line, wherein a first end of the first fine gate line is connected with the first main gate line, and a gap is arranged between a second end of the first fine gate line and the second main gate line. At least one second fine gate line group is arranged between the first main gate line and the second main gate line. The second fine gate line group comprises at least one second fine gate line, wherein a first end of the second fine gate line is connected with the second main gate line, and the gap is arranged between a second end of the second fine gate line and the first main gate line. Application amount of slurry is reduced by using the gate line electrode of the solar energy cell sheet, and thus production cost of a solar energy cell is further lowered.
Description
Technical field
The utility model relates to area of solar cell, 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 prior art, silicon chip 1 in conventional 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 by each thin grid line 20 ' be divided into three parts.Thin grid line 20 ' be used to collect silicon chip 1 ' the electronics that produces of sensitive surface, the electronics of thin grid line 20 ' collection is transported to outside by main grid line 10 ' collect.
Between a plurality of solar battery sheets by the welding formation solar panel that is connected, above-mentioned welding and silicon chip 1 ' main grid line 10 ' welding.In order to increase the stability of welding and main grid line 10 ' welding, main grid line 10 ' certain width be arranged, therefore, main grid line 10 ' have first side edge and second side edge.Gate line electrode material used is to contain silver paste, and owing to containing silver paste price comparison costliness, therefore, the proportion that the expense that contains silver paste accounts for the solar battery sheet production cost is very large, has increased the production cost of solar battery sheet.
The utility model content
The utility model aims to provide a kind of gate line electrode, solar battery sheet and solar panel of the solar battery sheet reduced production costs.
To achieve these goals, according to an aspect of the present utility model, provide a kind of gate line electrode of solar battery sheet, having comprised: the first main grid line; The second main grid line, be parallel to the first main grid line; At least one first thin grid line group, be arranged between the first main grid line and the second main grid line, the first thin grid line group comprises at least one the first thin grid lines, and the first end of the first thin grid line is connected with the first main grid line, has gap between the second end of the first thin grid line and the second main grid line; At least one second thin grid line group, be arranged between the first main grid line and the second main grid line, the second thin grid line group comprises at least one the second thin grid lines, and the first end of the second thin grid line is connected with the second main grid line, has gap between the second end of the second thin grid line and the first main grid line.
Further, the first thin grid line group and the second thin grid line group are between two second a plurality of, adjacent thin grid line groups and are provided with one first thin grid line group.
Further, the gate line electrode of solar battery sheet of the present utility model also comprises the first connecting line, the first connecting line connects the second end of two first thin grid lines adjacent in the first thin grid line group, the first thin grid line is a plurality of, and second end of each the first thin grid line in each first thin grid line group is greater than the respectively length sum of first connecting line in this first thin grid line group to the second main grid line apart from sum.
Further, in each first thin grid line group, the distance between second end of each first thin grid line and the second main grid line equals the distance between adjacent two first thin grid lines.
Further, the first thin grid line in each first thin grid line group is two.
Further, the gate line electrode of solar battery sheet of the present utility model also comprises the second connecting line, the second connecting line connects the second end of two second thin grid lines adjacent in the second thin grid line group, the second thin grid line is a plurality of, and second end of each the second thin grid line in each second thin grid line group is greater than the respectively length sum of second connecting line in this second thin grid line group to the first main grid line apart from sum.
Further, in each second thin grid line group, the distance between second end of each second thin grid line and the first main grid line equals the distance between adjacent two second thin grid lines.
Further, the second thin grid line in each second thin grid line group is two.
According on the other hand of the present utility model, a kind of solar battery sheet is provided, comprise silicon chip and be arranged on the gate line electrode on the silicon chip sensitive surface, gate line electrode is the gate line electrode of above-mentioned solar battery sheet.
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.
The application the technical solution of the utility model, the first end of the first thin grid line is connected with the first main grid line, the first end of the second thin grid line is connected with the second main grid line, and therefore, the first main grid line and the second main grid line still can collect the first thin grid line and the collected electronics of the second thin grid line.Between the second end of the first thin grid line and the second main grid line, have gap, have gap between the second end of the second thin grid line and the first main grid line.That is to say, the first thin grid line and the second main grid line are separated from each other, and the second thin grid line and the first main grid line are separated from each other.Due to the gap portion of the gap portion of the first thin grid line and the second main grid line and the second thin grid line and the first main grid line all without using slurry, therefore, the first thin grid line and the second thin grid line have partly reduced the use amount of slurry with respect to the line segment that is arranged on two thin grid lines between the main grid line in prior art, and then have reduced the production cost of solar cell.
The accompanying drawing explanation
The Figure of description that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
The master of gate line electrode that Fig. 1 shows the solar battery sheet of prior art looks schematic diagram;
Fig. 2 shows according to the master of the embodiment mono-of the gate line electrode of solar battery sheet of the present utility model and looks schematic diagram; And
Fig. 3 shows according to the master of the embodiment bis-of the gate line electrode of solar battery sheet of the present utility model and looks schematic diagram.
Wherein, the Reference numeral in above-mentioned figure is as follows:
11, the first main grid line; 12, the second main grid line; 21, the first thin grid line; 22, the second thin grid line; 30, the first connecting line; 40, the second connecting line.
Embodiment
It should be noted that, in the situation that do not conflict, embodiment and the feature in embodiment in the application can combine 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 mono-comprises: the first main grid line 11, the second main grid line 12, at least one first thin grid line group and at least one the second thin grid line group.The second main grid line 12 is parallel to the first main grid line 11.The first thin grid line group is arranged between the first main grid line 11 and the second main grid line 12, the first thin grid line group comprises at least one the first thin grid lines 21, the first end of the first thin grid line 21 is connected with the first main grid line 11, has gap between the second end of the first thin grid line 21 and the second main grid line 12.The second thin grid line group is arranged between the first main grid line 11 and the second main grid line 12, the second thin grid line group comprises at least one the second thin grid lines 22, the first end of the second thin grid line 22 is connected with the second main grid line 12, has gap between the second end of the second thin grid line 22 and the first main grid line 11.
The first end of the first thin grid line 21 is connected with the first main grid line 11, the first end of the second thin grid line 22 is connected with the second main grid line 12, therefore, the first main grid line 11 and the second main grid line 12 still can collect the first thin grid line 21 and the collected electronics of the second thin grid line 22.Between the second end of the first thin grid line 21 and the second main grid line 12, have gap, have gap between the second end of the second thin grid line 22 and the first main grid line 11.That is to say, the first thin grid line 21 and the second main grid line 12 are separated from each other, and the second thin grid line 22 and the first main grid line 11 are separated from each other.Due to the gap portion of the gap portion of the first thin grid line 21 and the second main grid line 12 and the second thin grid line 22 and the first main grid line 11 all without using slurry, therefore, the first thin grid line 21 and the second thin grid line 22 with respect in prior art shown in Figure 1, be arranged on two main grid lines 10 ' between thin grid line 20 ' line segment partly reduced the use amount of slurry, and then reduced the production cost of solar cell.
In embodiment mono-, between the first main grid line 11 and the second main grid line 12, the both sides of part also are provided with respectively thin grid line, the first thin grid line 21 in the first thin grid line group and the second thin grid line 22 in the second thin grid line group only be equivalent to two main grid lines 10 of of the prior art thin grid line 20 shown in Figure 1 ' be arranged on ' between the line segment part.
As shown in Figure 2, the gate line electrode of the solar battery sheet of embodiment mono-also comprises the first connecting line 30, the first connecting line 30 connects the second end of two first thin grid lines 21 adjacent in the first thin grid line group, the first thin grid line 21 is a plurality of, and second end of each the first thin grid line 21 in each first thin grid line group is greater than the respectively length sum of first connecting line 30 in this first thin grid line group to the second main grid line 12 apart from sum.Adopt the mode of second end connection the first connecting line 30 of two first thin grid lines 21 adjacent in the first thin grid line group can effectively avoid can't being pooled to the situation of the first main grid line 11 because generation breakpoint on the first thin grid line 21 causes the electronics of the first thin grid line 21 collections, because the electronics that the first thin grid line 21 is collected can be transferred on the first adjacent thin grid line 21 by the first connecting line 30, then, electronics is pooled on the first main grid line 11 from the first adjacent thin grid line 21.Adopt said structure, not only with respect to prior art, saved slurry but also reduced breakpoint on the first main grid line 11 to the impact of the electricity conversion of solar cell.As shown in Figure 2, in embodiment mono-, the first thin grid line 21 in each first thin grid line group is two.Adopt the convenient processing of aforesaid way.
As shown in Figure 2, in embodiment mono-, the first thin grid line group and the second thin grid line group are between two second a plurality of, adjacent thin grid line groups and are provided with one first thin grid line group.Like this, facilitate the processing of printing screen.
In embodiment mono-, in each first thin grid line group, the distance between second end of each first thin grid line 21 and the second main grid line 12 equals the distance between adjacent two first thin grid lines 21.Like this, though be provided with slurry that the thin grid line 21 of the first connecting line 30, the first and the first connecting line 30 use still than in prior art shown in Figure 1, be arranged on two main grid lines 10 ' between thin grid line 20 ' the slurry that uses of line segment part few.
As shown in Figure 2, the gate line electrode of the solar battery sheet of embodiment mono-also comprises the second connecting line 40, the second connecting line 40 connects the second end of two second thin grid lines 22 adjacent in the second thin grid line group, the second thin grid line 22 is a plurality of, and second end of each the second thin grid line 22 in each second thin grid line group is greater than the respectively length sum of second connecting line 40 in this second thin grid line group to the first main grid line 11 apart from sum.In the beneficial effect that in the second thin grid line group, the second end of two second adjacent thin grid lines 22 is connected with the second connecting line 40 and the first thin grid line group, to be connected with the beneficial effect of the first connecting line 30 identical for the second end of two first adjacent thin grid lines 21, do not repeat them here.As shown in Figure 2, in embodiment mono-, the second thin grid line 22 in each second thin grid line group is two.Adopt the convenient processing of aforesaid way.
In embodiment mono-, in each second thin grid line group, the distance between second end of each second thin grid line 22 and the first main grid line 11 equals the distance between adjacent two second thin grid lines 22.The beneficial effect of said structure is identical with the beneficial effect of the structure that the second end and the distance between the second main grid line 12 of the first thin grid line 21 equal the distance between adjacent two first thin grid lines 21, does not repeat them here.
As shown in Figure 3, the difference of the gate line electrode of the solar battery sheet of embodiment bis-and embodiment mono-is, between the first main grid line 11 and the second main grid line 12 part both sides thin grid line is not set, the first thin grid line 21 in the first thin grid line group and the second thin grid line 22 in the second thin grid line group be equivalent to the thin grid line 20 of whole piece of the prior art shown in Figure 1 '.
According to the embodiment (not shown) of solar battery sheet of the present utility model, comprise silicon chip and be arranged on the gate line electrode on described silicon chip sensitive surface, described gate line electrode is the gate line electrode of above-mentioned solar battery sheet.
According to the embodiment (not shown) of solar panel of the present utility model, comprise a plurality of solar battery sheets, a plurality of described solar battery sheets connect by welding, and described solar battery sheet is above-mentioned solar battery sheet.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, 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., within all should being included in protection range of the present utility model.
Claims (10)
1. the gate line electrode of a solar battery sheet, is characterized in that, comprising:
The first main grid line (11);
The second main grid line (12), be parallel to described the first main grid line (11);
At least one first thin grid line group, be arranged between described the first main grid line (11) and described the second main grid line (12), the described first thin grid line group comprises at least one the first thin grid lines (21), the first end of the described first thin grid line (21) is connected with described the first main grid line (11), has gap between the second end of the described first thin grid line (21) and described the second main grid line (12);
At least one second thin grid line group, be arranged between described the first main grid line (11) and described the second main grid line (12), the described second thin grid line group comprises at least one the second thin grid lines (22), the first end of the described second thin grid line (22) is connected with described the second main grid line (12), has gap between the second end of the described second thin grid line (22) and described the first main grid line (11).
2. gate line electrode according to claim 1, is characterized in that, the described first thin grid line group and the described second thin grid line group are between two described second a plurality of, adjacent thin grid line groups and are provided with one described first thin grid line group.
3. gate line electrode according to claim 1, it is characterized in that, also comprise the first connecting line (30), described the first connecting line (30) connects the second end of two described first thin grid lines (21) adjacent in the described first thin grid line group, the described first thin grid line (21) is a plurality of, and the second end of each the described first thin grid line (21) in each described first thin grid line group is greater than the length sum of each described the first connecting line (30) in this first thin grid line group to described the second main grid line (12) apart from sum.
4. gate line electrode according to claim 3, it is characterized in that, in each described first thin grid line group, the distance between the second end of each the described first thin grid line (21) and described the second main grid line (12) equals the distance between adjacent two described first thin grid lines (21).
5. gate line electrode according to claim 3, is characterized in that, the described first thin grid line (21) in each described first thin grid line group is two.
6. gate line electrode according to claim 1, it is characterized in that, also comprise the second connecting line (40), described the second connecting line (40) connects the second end of two described second thin grid lines (22) adjacent in the described second thin grid line group, the described second thin grid line (22) is a plurality of, and the second end of each the described second thin grid line (22) in each described second thin grid line group is greater than the length sum of each described the second connecting line (40) in this second thin grid line group to described the first main grid line (11) apart from sum.
7. gate line electrode according to claim 6, it is characterized in that, in each described second thin grid line group, the distance between the second end of each the described second thin grid line (22) and described the first main grid line (11) equals the distance between adjacent two described second thin grid lines (22).
8. gate line electrode according to claim 6, is characterized in that, the described second thin grid line (22) in each described second thin grid line is two.
9. solar battery sheet comprises silicon chip and is arranged on the gate line electrode on the sensitive surface of described silicon chip that it is characterized in that, described gate line electrode is the gate line electrode of the described solar battery sheet of any one in claim 1 to 8.
10. a solar panel, comprise 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 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202407333U CN203312308U (en) | 2013-05-06 | 2013-05-06 | Gate line electrode of solar energy cell sheet, solar energy cell sheet and solar energy cell panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202407333U CN203312308U (en) | 2013-05-06 | 2013-05-06 | Gate line electrode of solar energy cell sheet, solar energy cell sheet and solar energy cell panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203312308U true CN203312308U (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202407333U Expired - Lifetime CN203312308U (en) | 2013-05-06 | 2013-05-06 | Gate line electrode of solar energy cell sheet, solar energy cell sheet and solar energy cell panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203312308U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956393A (en) * | 2014-03-26 | 2014-07-30 | 友达光电股份有限公司 | Solar cell |
| CN104009101A (en) * | 2014-03-14 | 2014-08-27 | 友达光电股份有限公司 | Solar cell structure |
| CN112420853A (en) * | 2019-08-21 | 2021-02-26 | 苏州阿特斯阳光电力科技有限公司 | Multi-main-grid solar cell and solar module |
-
2013
- 2013-05-06 CN CN2013202407333U patent/CN203312308U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104009101A (en) * | 2014-03-14 | 2014-08-27 | 友达光电股份有限公司 | Solar cell structure |
| CN103956393A (en) * | 2014-03-26 | 2014-07-30 | 友达光电股份有限公司 | Solar cell |
| CN112420853A (en) * | 2019-08-21 | 2021-02-26 | 苏州阿特斯阳光电力科技有限公司 | Multi-main-grid solar cell and solar module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131127 |
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| CX01 | Expiry of patent term |