CN202428770U - Matched screen plate for solar energy battery electrode - Google Patents
Matched screen plate for solar energy battery electrode Download PDFInfo
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- CN202428770U CN202428770U CN2011205447757U CN201120544775U CN202428770U CN 202428770 U CN202428770 U CN 202428770U CN 2011205447757 U CN2011205447757 U CN 2011205447757U CN 201120544775 U CN201120544775 U CN 201120544775U CN 202428770 U CN202428770 U CN 202428770U
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- grid line
- web plate
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- thin grid
- electrode
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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
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Abstract
The utility model discloses a matched screen plate for a solar energy battery electrode, which comprises two matched screen plates, wherein a first screen plate of the two screen plates is provided with a complete grid line structure which comprises a plurality of thin grid lines and a plurality of main grid lines, and a second screen plate in the two screen plates is only provided with a thin grid line structure. After the two screen plates are accurately aligned, the thin grid lines of the two screen plates can be ensured to coincide. By means of the matched screen plate for the solar energy battery electrode, after the first time of printing, camel humps displayed in a traditional printing method can appear on the thin grid lines of the electrode, but after the second time of printing, the camel humps disappear. The electrode grid lines obtained after two times of printing are even and smooth, a height-width ratio is large, a vague printing problem is simultaneously solved, and conversion efficiency of a solar energy battery is improved.
Description
Technical field
The utility model belongs to technical field of solar batteries, relates in particular to a kind of supporting web plate with electrode of solar battery of grid line complementary structure.
Background technology
Current global economy development is all being advocated low-carbon (LC), and solar energy is as clean energy resource, and it utilizes has widely become a kind of trend.The development of solar battery technology is more and more faster, though the traditional relatively forms of electricity generation such as firepower of its cost will exceed much at present, in the 21 century of advocating low-carbon economy energetically, the research of solar battery technology will be the key player in energy research field.The core that solar cell utilizes as solar energy; Improving its transformation efficiency is a main target of studying at present; Except improvement, make the electrode of solar battery of excellent performance and take suitable printing process also can improve the transformation efficiency of battery cell substrate material chosen, substrate manufacture craft.
Traditional battery electrode printing process is to adopt common web plate to carry out the one or many printing, and mainly there is following defect problem in it:
1, empty seal (being breakpoint) appears in one-step print easily, and the depth-width ratio of thin grid line is little;
Though 2, repeatedly printing can be avoided empty seal, thin grid line seriously broadens, and influence the battery illuminating area, and the result who repeatedly repeats print is thin grid line out-of-flatness, appearance " camel peak ";
3, repeatedly printing promptly enables to solve thin grid line height problem, but for the main grid line, repeatedly the consequence of printing is that main grid line thickness is higher, waste electrocondution slurry, but the raising that does not bring tangible transformation efficiency;
4, high-accuracy web plate is impaired easily, the grid line easy fracture.
Generally speaking, traditional repeatedly mode of printing not only cost is high, and does not bring corresponding benefit, is not suitable for the scale property production of enterprise.So it is to develop research that industry is needed the problem of solution badly, provides a kind of and make Printing screen rational in infrastructure and adopt corresponding suitable printing process to solve the problem that exists in the above-mentioned prior art.
The utility model content
For addressing the above problem, the purpose of the utility model is to provide a kind of supporting web plate of electrode of solar battery.
For realizing above-mentioned purpose, the technical scheme of the utility model is:
A kind of supporting web plate of electrode of solar battery, it has the grid line complementary structure, includes two blocks of supporting web plates, and first block of web plate has complete grid line structure in wherein said two blocks of web plates, includes some thin grid lines and some main grid lines; And second block of web plate only has thin grid line structure in said two blocks of web plates, and these two blocks of web plates can guarantee that the thin grid line of two blocks of web plates can coincide together after accurate contraposition.
Further, the main grid line width of working region equates with the main grid line width of corresponding region in second block of web plate in said first block of web plate, and thin grid line width also equates.
Further; The main grid line width of working region in said first block of web plate, thin grid line width are respectively greater than the main grid line width and thin grid line width of corresponding region in second block of web plate; Thereby can guarantee that thin grid line can not broaden on the secondary printed substrate, and the main grid line is connected closely with thin grid line.
Printing process to the supporting web plate of a kind of electrode of solar battery of the utility model comprises the steps:
Two blocks of supporting web plates are provided, and wherein, first web plate structure has complete grid line structure, includes some thin grid lines and some main grid lines; And second block of web plate only has thin grid line structure, and these two blocks of web plates can guarantee that the thin grid line of two blocks of web plates can coincide together after accurate contraposition;
Two blocks of web plates are fixed on the printing machine according to correct locality;
Printed substrate is carried out the first impression under first block of web plate, dry then;
Printed substrate is carried out the second impression under second block of web plate, oven dry, sintering are accomplished printing process then.
Further, also comprise the steps:
Said first, second two blocks of web plates are fixed on two screen processes press by correct locality;
Printed substrate is carried out the first impression under first block of web plate, dry then;
Again printed substrate is carried out the second impression under second block of web plate, oven dry, sintering get final product then.
Further, also comprise the steps:
Said first block of web plate is fixed on the screen process press by correct locality, printed substrate is carried out the first impression under first block of web plate, dry then; Unload first block of web plate, said second block of web plate is fixed on the screen process press by correct locality, again printed substrate is carried out the second impression under second block of web plate, oven dry, sintering get final product then.
The thin grid line of the utility model first impression rear electrode the traditional printing mode can occur and demonstrate " camel peak ", but after the second impression, " camel peak " disappears.The gate electrode line that obtains after twice printing is evenly smooth, and depth-width ratio is big, has also solved empty seal problem simultaneously, and has improved the transformation efficiency of solar cell.
Description of drawings
Fig. 1 is the overall structure diagram of first block of web plate of the utility model.
Fig. 2 is the overall structure diagram of second block of web plate of the utility model.
Fig. 3 is the enlarged diagram of working region in first block of web plate shown in Figure 1.
Fig. 4 be in second block of web plate shown in Figure 2 with Fig. 1 in the enlarged diagram of corresponding working region, working region.
Fig. 5 is among another embodiment, in second block of web plate shown in Figure 2 with Fig. 1 in the enlarged diagram of corresponding working region, working region
Fig. 6 is for adopting the battery plate electrode structural representation behind twice of the supporting screen printing.
Fig. 7 illustrates for the grid line cross section of printing electrode along A-A ' direction among Fig. 6.
Fig. 8 be embodiment illustrated in fig. 5 in, along the grid line cross section diagram of printing electrode of A-A ' direction among Fig. 6.
Fig. 9 illustrates along the thin grid line of printing electrode of B-B ' direction cross section among Fig. 6.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The supporting web plate of the utility model electrode of solar battery has the grid line complementary structure, includes two blocks of supporting web plates.Wherein, first web plate structure in said two blocks of web plates has complete grid line structure, includes some thin grid lines and some main grid lines; And second block of web plate in said two blocks of web plates only has thin grid line structure.These two blocks of web plates are after accurate contraposition; The thin grid line that can guarantee two blocks of web plates can coincide together; Thereby when guaranteeing printing, the slurry that when the second impression, sees through thin grid line can cover on the slurry of the first impression, and the thin grid line of electrode after the printing is widened.
Adopt the printing process of the supporting web plate of the utility model electrode of solar battery, it comprises the steps:
Two blocks of supporting web plates are provided, and wherein, first web plate structure has complete grid line structure, includes some thin grid lines and some main grid lines; And second block of web plate only has thin grid line structure, and these two blocks of web plates can guarantee that the thin grid line of two blocks of web plates can coincide together after accurate contraposition;
Two blocks of web plates are fixed on the printing machine according to correct locality; During practical operation, itself has positioning function printing machine, when fixing two blocks of web plates, only need guarantee roughly that the conductive paste of the second impression can cover on the conductive paste of the first impression, and concrete accurate localization is accomplished by printing machine.
Printed substrate is carried out the first impression under first block of web plate, dry then;
Printed substrate is carried out the second impression under second block of web plate, oven dry, sintering are accomplished printing process then.Wherein, in the actual application, can repeatedly print as requested, promptly need further to improve the grid line height, and can bring the raising of corresponding battery transformation efficiency the time, can repeatedly print.
As an embodiment of the utility model, please referring to figs. 1 through shown in Figure 4.Wherein as shown in Figure 1, it is the overall structure diagram of first block of web plate; As shown in Figure 2, it is the overall structure of second block of web plate.Wherein, first block of web plate has complete grid line structure, includes some main grid lines and some thin grid lines; And second block of web plate only has thin grid line structure.As shown in Figure 3, Fig. 3 is the enlarged diagram of working region 11 in first block of web plate shown in Figure 1; As shown in Figure 4; Fig. 4 be in second block of web plate shown in Figure 2 with Fig. 1 in the enlarged diagram of 11 corresponding working regions 21, zone; Wherein the main grid line width in first block of web plate is W1; Thin grid line width is W1 ', and in second block of web plate 2 with first block of web plate in the width of main grid line corresponding region be W2, thin grid line width is W2 '; Wherein, W1 equals W2, and W1 ' equals W2 '.When adopting the supporting screen printing of electrode of solar battery in the present embodiment, at first said first, second two blocks of web plates are fixed on two screen processes press by correct locality; Printed substrate is carried out the first impression under first block of web plate, dry then; Again printed substrate is carried out the second impression under second block of web plate, oven dry, sintering get final product then.As shown in Figure 6, it is for adopting the battery plate electrode structural representation behind twice of the supporting screen printing, and Fig. 7 among Fig. 6 along the grid line cross section diagram that prints electrode of A-A ' direction, after the second impression, thin grid line increases, the main grid line keeps height for the first time.Fig. 9 is for illustrating along the thin grid line of printing electrode of B-B ' direction cross section among Fig. 6, and the relative first impression of the thin grid line of the electrode behind the second impression plate highly increases, and promptly depth-width ratio becomes big.Second block of web plate of the utility model has only thin grid line, and so design can be practiced thrift the printing slurry, because the main grid line to be required during printing be not very high relatively, it does not need very thick size.
As another embodiment of the utility model, please with reference to shown in Figure 5.Fig. 5 be in second block of web plate shown in Figure 2 with Fig. 1 in the zone 11 corresponding working regions 21 enlarged diagram; Wherein, in second block of web plate with first block of web plate in the width of main grid line corresponding region be W3, and thin grid line width is W3 '; Wherein W1 is greater than W3; And W1 ' is greater than W3 ', thereby can guarantee that thin grid line can not broaden on the secondary printed substrate, and the main grid line is connected closely with grid line carefully.When adopting the supporting screen printing of electrode of solar battery in the present embodiment, at first said first block of web plate is fixed on the screen process press by correct locality, printed substrate is carried out the first impression under first block of web plate, dry then; Unload first block of web plate, said second block of web plate is fixed on the screen process press by correct locality, again printed substrate is carried out the second impression under second block of web plate, oven dry, sintering get final product then.As shown in Figure 8, its among Fig. 6 along the grid line cross section diagram that prints electrode of A-A ' direction, after the second impression, thin grid line increases, the main grid line keeps height for the first time, and the thin grid line of the second impression can be preferably and the main grid line mosaic of the first impression.As shown in Figure 9, it is for illustrating along the thin grid line of printing electrode of B-B ' direction cross section among Fig. 6, and the relative first impression of the thin grid line of the electrode behind the second impression plate highly increases, and promptly depth-width ratio becomes big.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (3)
1. the supporting web plate of an electrode of solar battery; It has the grid line complementary structure; Include two blocks of supporting web plates, it is characterized in that: first block of web plate has complete grid line structure in said two blocks of web plates, includes some thin grid lines and some main grid lines; And second block of web plate in said two blocks of web plates only has thin grid line structure, and these two blocks of web plates can guarantee that the thin grid line of two blocks of web plates can coincide together after accurate contraposition.
2. the supporting web plate of electrode of solar battery as claimed in claim 1, it is characterized in that: the main grid line width of working region equates with the main grid line width of corresponding region in second block of web plate in said first block of web plate, and thin grid line width also equates.
3. the supporting web plate of electrode of solar battery as claimed in claim 1; It is characterized in that: the main grid line width of working region in said first block of web plate, thin grid line width are respectively greater than the main grid line width and thin grid line width of corresponding region in second block of web plate; Thereby can guarantee that thin grid line can not broaden on the secondary printed substrate, and the main grid line is connected closely with thin grid line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205447757U CN202428770U (en) | 2011-12-23 | 2011-12-23 | Matched screen plate for solar energy battery electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205447757U CN202428770U (en) | 2011-12-23 | 2011-12-23 | Matched screen plate for solar energy battery electrode |
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| Publication Number | Publication Date |
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| CN202428770U true CN202428770U (en) | 2012-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011205447757U Expired - Fee Related CN202428770U (en) | 2011-12-23 | 2011-12-23 | Matched screen plate for solar energy battery electrode |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582229A (en) * | 2012-02-21 | 2012-07-18 | 常熟市方塔涂料化工有限公司 | Assorted screen of solar battery electrode and printing method thereof |
| CN103171260A (en) * | 2011-12-23 | 2013-06-26 | 昆山允升吉光电科技有限公司 | Matched screen board of solar cell electrode and printing method thereof |
| CN103192598A (en) * | 2012-01-09 | 2013-07-10 | 昆山允升吉光电科技有限公司 | Meshed plate for increasing height of electrode grid line of solar battery |
| CN104129183A (en) * | 2014-08-06 | 2014-11-05 | 中利腾晖光伏科技有限公司 | Method of printing obverse-side electrode of solar battery piece |
| CN105322050A (en) * | 2014-07-28 | 2016-02-10 | 茂迪股份有限公司 | Method for manufacturing solar cell, screen for manufacturing solar cell, and screen set |
| CN109677148A (en) * | 2019-01-23 | 2019-04-26 | 西安理工大学 | A kind of printing method of flexibility RFID reader antenna |
-
2011
- 2011-12-23 CN CN2011205447757U patent/CN202428770U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103171260A (en) * | 2011-12-23 | 2013-06-26 | 昆山允升吉光电科技有限公司 | Matched screen board of solar cell electrode and printing method thereof |
| CN103192598A (en) * | 2012-01-09 | 2013-07-10 | 昆山允升吉光电科技有限公司 | Meshed plate for increasing height of electrode grid line of solar battery |
| CN102582229A (en) * | 2012-02-21 | 2012-07-18 | 常熟市方塔涂料化工有限公司 | Assorted screen of solar battery electrode and printing method thereof |
| CN105322050A (en) * | 2014-07-28 | 2016-02-10 | 茂迪股份有限公司 | Method for manufacturing solar cell, screen for manufacturing solar cell, and screen set |
| CN104129183A (en) * | 2014-08-06 | 2014-11-05 | 中利腾晖光伏科技有限公司 | Method of printing obverse-side electrode of solar battery piece |
| CN109677148A (en) * | 2019-01-23 | 2019-04-26 | 西安理工大学 | A kind of printing method of flexibility RFID reader antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190808 Granted publication date: 20120912 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20211223 Granted publication date: 20120912 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20191223 |