CN204659172U - There is the battery screen printing plate of main grid engraved structure - Google Patents
There is the battery screen printing plate of main grid engraved structure Download PDFInfo
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- CN204659172U CN204659172U CN201520327234.7U CN201520327234U CN204659172U CN 204659172 U CN204659172 U CN 204659172U CN 201520327234 U CN201520327234 U CN 201520327234U CN 204659172 U CN204659172 U CN 204659172U
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- main grid
- printing zone
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- film resist
- engraved structure
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Abstract
The utility model discloses a kind of battery screen printing plate with main grid engraved structure, comprise screen frame and be stretched and located on the silk screen on screen frame, silk screen is provided with some dry-film resist fill areas, main grid Printing Zone and secondary grid Printing Zone, main grid Printing Zone and secondary grid Printing Zone are between each dry-film resist fill area, described main grid Printing Zone is list structure, in described main grid Printing Zone, be also provided with some dry-film resist filling points; Each dry-film resist filling point interval in main grid Printing Zone is arranged; Each dry-film resist filling point area sum and main grid Printing Zone area ratio are 1:5 to 1:3.What adopt the battery screen printing plate with main grid engraved structure of the present utility model can not only ensure printed main gate line and welding to be reliably connected, to ensure the current generated effective transmission of solar battery sheet, and can reduce the production cost of solar battery sheet.
Description
Technical field
The utility model relates to a kind of printing half tone, particularly relates to a kind of solar cell grid line printing half tone.
Background technology
The main gate line of solar battery sheet is the main thoroughfare that solar battery sheet guides electric current conveying, that solar battery sheet application photovoltaic effect is produced by the conversion of sunshine the subject of knowledge and the object of knowledge by it, collected by the electric energy collected by some secondary grid lines, then to be transferred out by the welding be welded to connect with it.Main gate line on some solar battery sheets and backgate line are by welding serial or parallel connection by after encapsulating and forming photovoltaic module each other, the electric current that each solar battery sheet produces is transmitted by welding after all being collected by main gate line, and the contact that main gate line must keep comprehensive, good with welding is connected.
Expensive conductive silver paste is printed onto rear on solar battery sheet formation by screen printing technique by main gate line and secondary grid line, the conductive silver paste electric conductivity of formation main gate line is excellent but cost is higher, in the cost of solar battery sheet, occupy certain share.In order to ensure that contact good between main gate line with welding is connected, and after welding, there is certain fastness, main gate line must have certain width, its width is usually in the scope of 1.4-2mm, under such width, the water conservancy diversion area that main gate line is formed is relatively well-to-do for the electric current that solar battery sheet produces, to the transmission of electric current, that yes is useful for this, but because the conductive silver paste material cost forming main gate line is higher, be actually the waste causing a kind of resource, the cost of solar battery sheet is unnecessarily improved.
Utility model content
For the above-mentioned deficiency existing for prior art, technical problem to be solved in the utility model is to provide a kind of battery screen printing plate with main grid engraved structure, what it can not only ensure printed main gate line and welding is reliably connected, ensure the current generated effective transmission of solar battery sheet, and can reduce the production cost of solar battery sheet.
In order to solve the problems of the technologies described above, a kind of battery screen printing plate with main grid engraved structure of the present utility model, comprise screen frame and be stretched and located on the silk screen on screen frame, silk screen is provided with some dry-film resist fill areas, main grid Printing Zone and secondary grid Printing Zone, main grid Printing Zone and secondary grid Printing Zone are between each dry-film resist fill area, described main grid Printing Zone is list structure, in described main grid Printing Zone, be also provided with some dry-film resist filling points; Each dry-film resist filling point interval in main grid Printing Zone is arranged; Each dry-film resist filling point area sum and main grid Printing Zone area ratio are 1:5 to 1:3.
In said structure, because described main grid Printing Zone is list structure, some dry-film resist filling points are also provided with in described main grid Printing Zone, the dry-film resist filling point be then arranged in main grid Printing Zone makes in the main gate line printed out in engraved structure, like this can keep original main gate line width, do not affect main gate line and welding soldering reliability prerequisite under save the use amount of printing silver used and starching, reduction solar battery sheet production cost; Again because each dry-film resist filling point interval in main grid Printing Zone is arranged, then described each dry-film resist filling point is distributed in main grid Printing Zone, can make the uniformity of electric conductivity at each position of main gate line of main gate line printed out; More because each dry-film resist filling point area sum and main grid Printing Zone area ratio are 1:5 to 1:3, openwork part then in main gate line controls in certain areal extent, can ensure that printed main gate line has enough water conservancy diversion areas of section, its electric current collects with transfer function not by the impact of engraved structure, thus reduces production cost as much as possible under the prerequisite ensureing current delivery.By said structure, not only ensure that main gate line is connected with the reliable of welding, also ensure that effective transmission that solar battery sheet is current generated, and reduce the production cost of solar battery sheet as much as possible.
A kind of preferred embodiment of the present utility model, described dry-film resist filling point is rectangle, and the length of rectangle prints the head of district in the same way to main grid.Adopt this embodiment, dry-film resist filling point length can be done longer, and in main grid Printing Zone, dry-film resist filling point quantity can be less, and printing screen plate makes more for convenience.
Another kind of preferred embodiment of the present utility model, described dry-film resist filling point is rectangle, and the length of rectangle prints the head of district to vertical to main grid.Adopt this embodiment, dry-film resist filling point quantity is relatively many, and in main grid Printing Zone, distribution can be comparatively even, and for the main gate line of printed one-tenth, guide performance is better.
Another preferred embodiment of the present utility model, described dry-film resist filling point is polygon.Adopt this embodiment, dry-film resist filling point can be triangle, also can be pentagon or hexagon, arranged evenly more convenient, finer and closely woven in main grid Printing Zone of dry-film resist filling point can be made like this, be conducive to the guide performance of the main gate line printed by ensureing.
The further preferred embodiment of the utility model, described dry-film resist filling point is circular.Adopt this embodiment, circular dry-film resist filling point can ensure its convenience arranged evenly in main grid Printing Zone, fine and closely woven equally, and the guide performance of main gate line printed by being conducive to ensureing.
Another further preferred embodiment of the utility model, described main grid Printing Zone is mutually vertical with secondary grid Printing Zone.Adopt this embodiment, the main gate line printed out and secondary grid line be evenly distributed on solar battery sheet, be convenient to collection and the transmission of electric current.
The another further preferred embodiment of the utility model, described main grid Printing Zone quantity is 1,2,3 or 4.Adopt this embodiment, the main gate line of printed formation can be 1,2,3 or 4 respectively, can need the quantity options that provides main gate line suitable for the design of solar battery sheet.
The utility model is preferred embodiment further, and two ends, described main grid Printing Zone are gradual change narrowed portion.Adopt this embodiment, gradual change narrowed portion be arranged so that main grid Printing Zone narrows gradually at both ends width, area reduce, corresponding silver-colored pulp material can be saved, thus the production cost of solar battery sheet is further reduced
Another further preferred embodiment of the utility model, is provided with gradual transition limit between described secondary grid Printing Zone side and main grid Printing Zone side.Adopt this embodiment, local, coupling part can be made between secondary grid Printing Zone and main grid Printing Zone to increase, and printing quality is easy to guarantee, printed by between the main gate line that goes out and secondary grid line electric conductivity be guaranteed and raising.
The another further preferred embodiment of the utility model, described gradual transition limit is oblique line transition limit or arc transition limit.Adopt this embodiment, adopt oblique line transition limit structure simple, be convenient to ensure printing quality, and arc transition limit is less on the impact of solar battery sheet light-receiving area while guarantee printing quality.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the battery screen printing plate that the utility model has main grid engraved structure is described in further detail.
Fig. 1 is the structural representation that the utility model has a kind of specific embodiment of battery screen printing plate of main grid engraved structure;
Fig. 2 is the sectional view of structure shown in Fig. 1;
Fig. 3 is the close-up schematic view at position, main grid Printing Zone in structure shown in Fig. 1;
Fig. 4 is the close-up schematic view at gradual change narrowed portion position in structure shown in Fig. 1;
Fig. 5 is the close-up schematic view of another detailed description of the invention of position, main grid Printing Zone in structure shown in Fig. 1;
Fig. 6 is the close-up schematic view of the another detailed description of the invention in position, main grid Printing Zone in structure shown in Fig. 1.
In figure: 1-screen frame, 2-silk screen, 3-dry-film resist fill area, 4-main grid Printing Zone, 5-gradual change narrowed portion, the secondary grid Printing Zone of 6-, 7-dry-film resist filling point, 8-gradual transition limit.
Detailed description of the invention
Have in the battery screen printing plate of main grid engraved structure shown in Fig. 1 to Fig. 3, silk screen 2 to be stretched and located on screen frame 1 and to be fixed by adhesive, and screen frame 1 is aluminum alloy material, is square, and silk screen 2 is the composite construction of stainless (steel) wire and organic silk screen; Stainless (steel) wire position in the middle part of silk screen forms some dry-film resist fill areas 3, main grid Printing Zone 4 and secondary grid Printing Zone 6 by photoresist process plate-making, main grid Printing Zone 4 and secondary grid Printing Zone 6 are between each dry-film resist fill area 3, main grid Printing Zone 4 is mutually vertical with secondary grid Printing Zone 6, gradual transition limit 8 is provided with between secondary grid Printing Zone 6 side and main grid Printing Zone 4 side, gradual transition limit 8 is arc transition limit, namely secondary grid Printing Zone 6 side is connected with arc transition with between the side of main grid Printing Zone 4, instead of directly intersects vertically; Main grid Printing Zone 4 is in list structure, its quantity is three, be parallel to each other and be uniformly arranged in the middle part of silk screen 2, some dry-film resist filling points 7 are provided with in main grid Printing Zone 4, each dry-film resist filling point 7 interval in main grid Printing Zone 4 is arranged, dry-film resist filling point 7 is rectangle, and the length of rectangle is to long in the same way with main grid Printing Zone 4, and each dry-film resist filling point 7 area sum and main grid Printing Zone 4 area ratio are 1:5 to 1:3.
As shown in Figure 4, two ends, main grid Printing Zone 4 are gradual change narrowed portion 5, and the terminal end width B of gradual change narrowed portion 5 is 1:5 to 2:5 with the ratio of main grid Printing Zone 4 width A, and the length L of gradual change narrowed portion 5 is 5-10mm.
Fig. 5 shows the another kind of embodiment of dry-film resist filling point 7 in the utility model main grid Printing Zone 4, and dry-film resist filling point 7 is rectangle, and the length of rectangle is to long to vertical with main grid Printing Zone 4.
Fig. 6 shows another detailed description of the invention of dry-film resist filling point 7 in the utility model main grid Printing Zone 4, and dry-film resist filling point 7 is hexagon, and hexagonal photoresists film spot 7 is arranged in two separate ranks, is crisscross arranged between two row photoresists film spots 7.
Dry-film resist filling point 7 also can be circular, as shown in Figure 4.
Below only list detailed description of the invention more of the present utility model, but the utility model is not limited in this, more improvement and conversion can also be made, as described in photoresists film spot 7 can also be the polygon such as triangle or pentagon; Described gradual transition limit 8 may not be arc transition limit, but oblique line transition limit, as shown in Figure 5 and Figure 6, namely secondary grid Printing Zone 6 side is connected with hypotenuse transition with between the side of main grid Printing Zone 4, and the angle between oblique line transition limit and secondary grid Printing Zone 6 side is 45 °; Described main grid Printing Zone may not be 3, but can be 1,2 or 4.And so on, as long as improvement done on the utility model general principle basis and conversion, all should be considered as falling in protection domain of the present utility model.
Claims (10)
1. one kind has the battery screen printing plate of main grid engraved structure, comprise screen frame (1) and be stretched and located on the silk screen (2) on screen frame (1), silk screen (2) is provided with some dry-film resist fill areas (3), main grid Printing Zone (4) and secondary grid Printing Zone (6), main grid Printing Zone (4) and secondary grid Printing Zone (6) are positioned between each dry-film resist fill area (3), it is characterized in that: described main grid Printing Zone (4), in list structure, is also provided with some dry-film resist filling points (7) in described main grid Printing Zone (4); Each dry-film resist filling point (7) interval in main grid Printing Zone (4) is arranged; Each dry-film resist filling point (7) area sum and main grid Printing Zone (4) area ratio are 1:5 to 1:3.
2. the battery screen printing plate with main grid engraved structure according to claim 1, is characterized in that: described dry-film resist filling point (7) is rectangle, and the length of rectangle is to long in the same way with main grid Printing Zone (4).
3. the battery screen printing plate with main grid engraved structure according to claim 1, is characterized in that: described dry-film resist filling point (7) is rectangle, and the length of rectangle is to long to vertical with main grid Printing Zone (4).
4. the battery screen printing plate with main grid engraved structure according to claim 1, is characterized in that: described dry-film resist filling point (7) is polygon.
5. the battery screen printing plate with main grid engraved structure according to claim 1, is characterized in that: described dry-film resist filling point (7) is for circular.
6. the battery screen printing plate with main grid engraved structure according to claim 1,2 or 3, is characterized in that: described main grid Printing Zone (4) is mutually vertical with secondary grid Printing Zone (6).
7. the battery screen printing plate with main grid engraved structure according to claim 1,2 or 3, is characterized in that: described main grid Printing Zone (4) quantity is 1,2,3 or 4.
8. the battery screen printing plate with main grid engraved structure according to claim 1,2 or 3, it is characterized in that: described main grid Printing Zone (4) two ends are gradual change narrowed portion (5), the terminal end width B of gradual change narrowed portion (5) and the ratio of main grid Printing Zone (4) width A are 1:5 to 2:5, and the length L of gradual change narrowed portion (5) is 5-10mm.
9. the battery screen printing plate with main grid engraved structure according to claim 1, is characterized in that: be provided with gradual transition limit (8) between described secondary grid Printing Zone (6) side and main grid Printing Zone (4) side.
10. the battery screen printing plate with main grid engraved structure according to claim 9, is characterized in that: described gradual transition limit (8) is oblique line transition limit or arc transition limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520327234.7U CN204659172U (en) | 2015-05-20 | 2015-05-20 | There is the battery screen printing plate of main grid engraved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520327234.7U CN204659172U (en) | 2015-05-20 | 2015-05-20 | There is the battery screen printing plate of main grid engraved structure |
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| Publication Number | Publication Date |
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| CN204659172U true CN204659172U (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520327234.7U Expired - Fee Related CN204659172U (en) | 2015-05-20 | 2015-05-20 | There is the battery screen printing plate of main grid engraved structure |
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| CN (1) | CN204659172U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016807A (en) * | 2018-07-24 | 2018-12-18 | 浙江爱旭太阳能科技有限公司 | For the molding crystal silicon solar batteries halftone of positive electrode hollow out |
| CN111114108A (en) * | 2020-01-06 | 2020-05-08 | 江西展宇新能源股份有限公司 | Solar cell positive electrode screen printing plate |
-
2015
- 2015-05-20 CN CN201520327234.7U patent/CN204659172U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016807A (en) * | 2018-07-24 | 2018-12-18 | 浙江爱旭太阳能科技有限公司 | For the molding crystal silicon solar batteries halftone of positive electrode hollow out |
| WO2020020159A1 (en) * | 2018-07-24 | 2020-01-30 | 浙江爱旭太阳能科技有限公司 | Crystalline silicon solar cell screen for positive electrode hollow molding |
| KR20210037697A (en) * | 2018-07-24 | 2021-04-06 | 저지앙 아이코 솔라 에너지 테크놀로지 컴퍼니., 리미티드. | Crystalline silicon solar cell screen for positive electrode blow molding |
| KR102548459B1 (en) * | 2018-07-24 | 2023-06-28 | 저지앙 아이코 솔라 에너지 테크놀로지 컴퍼니., 리미티드. | Crystalline Silicon Solar Cell Screen for Anode Blow Molding |
| CN109016807B (en) * | 2018-07-24 | 2023-12-01 | 浙江爱旭太阳能科技有限公司 | Crystalline silicon solar cell screen plate for positive electrode hollowed-out forming |
| CN111114108A (en) * | 2020-01-06 | 2020-05-08 | 江西展宇新能源股份有限公司 | Solar cell positive electrode screen printing plate |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20170520 |
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| CF01 | Termination of patent right due to non-payment of annual fee |