CN204914964U - Positive silver electrode of solar cell can design type printing steel version structure - Google Patents
Positive silver electrode of solar cell can design type printing steel version structure Download PDFInfo
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- CN204914964U CN204914964U CN201520508143.3U CN201520508143U CN204914964U CN 204914964 U CN204914964 U CN 204914964U CN 201520508143 U CN201520508143 U CN 201520508143U CN 204914964 U CN204914964 U CN 204914964U
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- solar cell
- positive silver
- feeding zone
- electrode
- silver electrode
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Abstract
The utility model provides a positive silver electrode of solar cell can design type printing steel version structure, what it included that a metal planar film is equipped with evenly distributed on the net expects the hole thoroughly, and this metal planar film defines out the busbar blanking district of the positive silver electrode of solar cell on the net, and is equipped with the finger electrode blanking district of the positive silver electrode of solar cell of fretwork, reach a figure rete and be located this metal planar film side off the net, and be equipped with the finger electrode of the positive silver electrode of solar cell of fretwork and the blanking district figure of busbar electrode on this figure rete. The without hindrance full open type blanking district that separates of design also can set up the bridging structure that has regional support in the blanking district.
Description
Technical field
The utility model relates to a kind of printing steel plate structure, and the printing steel version of espespecially a kind of solar cell positive silver electrode single printing designs or carries out the positive silver electrode printed steel plate design of two solar energy that are secondary or two cover according to process design.
Background technology
With regard to the positive silver electrode printing mode of current solar cell, be divided into single printing, Double-layered printing, two cover printing.Above-mentioned printing process in one's power, all be to use steel wire to be shaped as the half tone of prop carrier, when solar energy printing finger electrode be tending towards more narrow linewidth (<50um) time, and because using steel wire as the relation of prop carrier, graph layer must form on steel wire support bearing thing, therefore relatively also intercept in finger electrode blanking region, cause the decline of finger electrode aperture opening ratio, at actual screen painting finger electrode blanking area part, the obstruct of steel wire grenadine footpath meeting pulping material, and then cause the doubts such as broken string when the finger electrode printing ultra-fine wire diameter is shaped.The use of Double-layered printing then in the making of half tone and design, must obtain better Double-layered printing accurately cover position precision, therefore on the screen painting of reality, has more aligning accuracy not accurate enough, the bad inefficacy origin causes of formation such as the half tone life-span is not enough.
Therefore, by means of the screen painting structure of steel wire as support bearing thing, no matter be the design of single print structure, Double-layered printing structural design, or the design of two cover print structure, will face the predicament cannot carrying out the wide printing of fine rule, execution belongs to relative difficulty in fact.
Therefore, use without steel wire as support bearing thing steel version print will be printing stencil important in the wide shaping of solar energy finger electrode fine rule, the printing of steel version is applied to the positive silver electrode printing mode of solar cell, be mainly used in following manner: (A) Double-layered printing: Double-layered printing is use complete steel version and half tone collocation, one half tone is set to the electrode feeding zone structure of printing complete finger electrode feeding zone and bus-bar, and its two steel version is designed to be printed for finger electrode feeding zone part; (B) two cover printing: two cover printing is also for using complete steel version and half tone, one steel version is set to print complete finger electrode feeding zone structure or segmented finger electrode feeding zone structure, its two half tone be set to for bus-bar feeding zone electrode or have compensation block design finger electrode feeding zone structure designed.
So the printing of steel version must use two versions of throwing the net can scrabble up the structure of complete solar energy electrode, cannot be completed for printing the positive silver electrode printing of solar cell by single.
Utility model content
So, for solving existing shortcoming, the utility model does not use steel wire support bearing thing, get and generation with the figure of metal film shaping designed, designed, as the application of disposable solar energy positive silver battery printing steel version, metal film is arranged a finger electrode feeding zone, bus-bar feeding zone is also set simultaneously, multifarious feeding zone structural design can be done according to all types of customizing products designs and structural maintenance in feeding zone, and the steel plate structure simultaneously arranging finger electrode feeding zone and bus-bar feeding zone is applied to the positive silver electrode figure of solar energy of one-step print shaping.
For reaching above-mentioned purpose, the steel plate structure that the utility model provides the positive silver electrode of a kind of solar cell to can be single, bilayer or print for two times, it comprises a metal flat film and is provided with equally distributed material feeding hole on the net, and this metal flat film defines the bus-bar feeding zone of the positive silver electrode of solar cell on the net, and the finger electrode feeding zone of the positive silver electrode of the solar cell being provided with hollow out; And one figure rete be positioned at this metal flat film side off the net, and this figure rete finger electrode of the positive silver electrode of solar cell of being provided with hollow out and the feeding zone figure of bus-bar electrode.
Further the finger electrode feeding zone of this metal flat film net is provided with the bridging structure figure of same metal flat film net structural body, connects the side that each finger electrode feeding zone is corresponding.
Wherein, this bridging structure figure is located at the stage casing of this metal flat film net finger electrode feeding zone, or this bridging structure figure is located at the Zone Full of this metal flat film net finger electrode feeding zone; This bridging structure figure is linearity, the material feeding hole structure of metal flat film net, have hollow-out parts composition structure graph one of them.
Wherein, further the bus-bar feeding zone of this metal flat film net is provided with the bridging structure figure of same metal flat film net structural body, connects the side of bus-bar feeding zone; This bridging structure figure is the structure graph with hollow-out parts composition.
The utility model has the advantage of and do not use steel wire support bearing thing, get and generation with the figure of metal flat film net shaping designed, designed, as the application of disposable solar cell positive silver electrode printing steel version, metal flat film can arrange a finger electrode feeding zone on the net, design in feeding zone without hindrance every open type feeding zone, also can arrange and there is the regional bridging structure supported, bus-bar feeding zone is also set simultaneously, multifarious feeding zone structural design can be done according to all types of customizing products designs and structural maintenance in feeding zone, the steel plate structure simultaneously arranging finger electrode feeding zone and bus-bar feeding zone is applied to the positive silver electrode figure of solar energy of one-step print shaping, or the positive silver-colored steel plate design of solar energy of two times or two cover is carried out according to process design.
The utility model utilizes the metal flat film net having more support force to replace existing steel wire cannot the problem of even strike through because network structure causes slurry to be intercepted by grenadine footpath to solve, and at the bridging structure that setting area, feeding zone property supports, in order to support feeding zone, stress can be exempted from pull when scraper is swiped through feeding zone is out of shape, control positive silver electrode paste thickness, make positive silver electrode thinner and the integrality of maintenance printing images, can not produce outside broken string and the unequal problem of slurry, and then can cost be saved, improve conversion efficiency.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation of the utility model printing steel plate structure;
Fig. 2 is the generalized section of the utility model printing steel plate structure;
Fig. 3 to Fig. 7 is the schematic diagram of the stage casing tool bridging structure figure of the utility model finger electrode;
Fig. 8 to Figure 12 is the schematic diagram of whole tool bridging structure figures of the utility model finger electrode;
Figure 13 is the schematic diagram of the tool bridging structure figure of the utility model bus-bar electrode.
Description of reference numerals: 100-metal flat film net; 101-material feeding hole; 110-bus-bar feeding zone; 111,121-bridging structure figure; 120-finger electrode feeding zone; 200-figure rete; 210-bus-bar feeding zone figure; 220-finger electrode feeding zone figure; 300-framework; 400-scraper.
Detailed description of the invention
Hereby about detailed content of the present utility model and technology illustrate, be now described further with embodiment, but it is to be understood that these embodiments are only the use illustrated, and should be interpreted as the restriction of the utility model enforcement.
Refer to Fig. 1 and Fig. 2, be respectively decomposing schematic representation and the generalized section of the utility model printing steel plate structure.The utility model discloses the utility model and discloses the positive silver electrode single of a kind of solar cell, two times, two cover printing steel plate structure, it comprises a metal flat film net 100 and is provided with equally distributed material feeding hole 101, and this metal flat film net 100 defines the bus-bar feeding zone 110 of the positive silver electrode of solar cell, and the finger electrode feeding zone 120 of the positive silver electrode of the solar cell being provided with hollow out; In enforcement, this metal flat film net 100 is softened is fixed in a framework 300, the aperture of material feeding hole 101 is depending on the demand of resolution and quality, processing procedure of the prior art can be used (such as, by means of laser punching, Wet-type etching, ultrasonic etching, corrosion or boring) produce, and material feeding hole 101 form can be different directions but the square arranged in regular turn (showing as implemented illustration), or the figure that circle, rectangle, hexagon etc. arrange.
One figure rete 200 is positioned at below this metal flat film net 100, and the bus-bar feeding zone figure 210 of this figure rete 200 positive silver electrode of solar cell of being provided with hollow out and finger electrode feeding zone figure 220.This figure rete 200 is implemented in the mode of plating or to be formed at below this metal flat film net 100 with macromolecular material.
Practice, below this figure rete 200, be provided with printed substrate (not shown), enforcement rely on scraper 400 positive silver electrode paste (not shown) is formed the positive silver electrode figure of solar cell by the uniform blanking of the material feeding hole 101 of the bus-bar feeding zone 110 on this metal flat film net 100 and the finger electrode feeding zone 120 of hollow out.
Again, the electrode structure of solar cell generally causes the wider bus-bar electrode of five live widths by two, and tens of the finger electrodes causing hundred live widths thinner formed, when solar energy printing finger electrode be tending towards more narrow linewidth (<50um) time, because finger electrode is that width is more thin better and slurry height must be more high better, higher solar energy conversion ratio can be obtained.Therefore, the finger electrode feeding zone 120 of the positive silver electrode of solar cell of aforementioned hollow out design because oversize easily generation distortion and warped in time scraping slurry, may affect press quality.
Therefore, further the finger electrode feeding zone 120 of this metal flat film net 100 is provided with the bridging structure figure 121 of same metal flat film net 100 structure, connect the side of each finger electrode feeding zone 120 correspondence, wherein, this bridging structure figure 121 is located at the stage casing of this metal flat film net 100 finger electrode feeding zone 120, as shown in Fig. 3 to Fig. 7, this bridging structure figure 121 is linearity (as shown in Figure 5), material feeding hole 101 structure (as shown in Figures 3 and 4) of metal flat film net 100, have hollow-out parts composition structure graph (as shown in FIG. 6 and 7) one of them.
Or this bridging structure figure 121 is located at the Zone Full of this metal flat film net 100 finger electrode feeding zone 120; As shown in Fig. 8 to Figure 12, this bridging structure figure 121 is linearities (as can be seen from figures 8 and 9), the material feeding hole structure (as shown in Figure 10) of metal flat film net, have hollow-out parts composition structure graph (as shown in FIG. 11 and 12) one of them.
Practicing this bridging structure figure 121 also can be that two or more graphic structures forms this structure, is likely line, figure, multiangular, the wire side of different densities size or the design of hollow out, all in this design category.
Identical application, except the equally distributed material feeding hole 101 of virgin metal planar film net 100, further the bus-bar feeding zone 110 of this metal flat film net 100 also can be provided with the bridging structure figure 111 of same metal flat film net 100 structure, connects the side of bus-bar feeding zone 110; This bridging structure figure 111 is the structure graphs with hollow-out parts composition, as shown in figure 13.
The utility model characteristic point is not use steel wire support bearing thing, get and the figure of the designed, designed that is shaped with metal flat film net 100 in generation, as the application of disposable solar cell positive silver electrode printing steel version, metal flat film net 100 arranges finger electrode feeding zone 120, design in feeding zone without hindrance every open type feeding zone, also can arrange and there is regional bridging structure figure 121 structure supported, bus-bar feeding zone 110 is also set simultaneously, multifarious feeding zone structural design can be done according to all types of customizing products designs and structural maintenance in feeding zone, the steel plate structure simultaneously arranging finger electrode feeding zone and bus-bar feeding zone is applied to the positive silver electrode figure of solar energy of one-step print shaping.Again, finger electrode feeding zone 120 on this metal flat film net 100 is in same layer structure body with bus-bar feeding zone 110, but the bridging structure figure 121 having one or more forms this structure, the plane rack bridge construction figure 121 of the design not restriction of arrangement size density and angle limits, the graphic structure of all designs all can be used in finger electrode feeding zone 120 and bus-bar feeding zone 110, the even outer region of both blanking graph area, in order to strengthen this metal flat film net 100 structure.
The utility model utilizes the metal flat film net having more support force to replace existing steel wire cannot the problem of even strike through because network structure causes slurry to be intercepted by grenadine footpath to solve, and at the bridging structure that setting area, feeding zone property supports, in order to support feeding zone, stress can be exempted from pull when scraper is swiped through feeding zone is out of shape, control positive silver electrode paste thickness, make positive silver electrode thinner and the integrality of maintenance printing images, can not produce outside broken string and the unequal problem of slurry, and then can cost be saved, improve conversion efficiency.
More than illustrate the utility model just illustrative; and nonrestrictive, those of ordinary skill in the art understand, when not departing from the spirit and scope that claim limits; many amendments, change or equivalence can be made, but all will fall within protection domain of the present utility model.
Claims (7)
1. the positive silver electrode of solar cell can print a steel plate structure by design mode, and it is characterized in that, it comprises:
One metal flat film net, this metal flat film is provided with equally distributed material feeding hole on the net, and this metal flat film defines the bus-bar feeding zone of the positive silver electrode of solar cell on the net, and the finger electrode feeding zone of the positive silver electrode of the solar cell being provided with hollow out; And
One figure rete, this figure rete is positioned at this metal flat film side off the net, and this figure rete finger electrode of the positive silver electrode of solar cell of being provided with hollow out and the feeding zone figure of bus-bar electrode.
2. the positive silver electrode of solar cell according to claim 1 can print steel plate structure by design mode, it is characterized in that, the finger electrode feeding zone of this metal flat film net is provided with the bridging structure figure of same metal flat film net structural body, connects the side that each finger electrode feeding zone is corresponding.
3. the positive silver electrode of solar cell according to claim 2 can print steel plate structure by design mode, and it is characterized in that, this bridging structure figure is located at the stage casing of this metal flat film net finger electrode feeding zone.
4. the positive silver electrode of solar cell according to claim 2 can print steel plate structure by design mode, and it is characterized in that, this bridging structure figure is located at the Zone Full of this metal flat film net finger electrode feeding zone.
5. the positive silver electrode of solar cell according to claim 1 can design mode printing steel plate structure, it is characterized in that, this bridging structure figure is linearity, the material feeding hole structure of metal flat film net, have hollow-out parts composition structure graph one of them.
6. the positive silver electrode of solar cell according to claim 1 can print steel plate structure by design mode, it is characterized in that, the bus-bar feeding zone of this metal flat film net is provided with the bridging structure figure of same metal flat film net structural body, connects the side of bus-bar feeding zone.
7. the positive silver electrode of solar cell according to claim 6 can print steel plate structure by design mode, it is characterized in that, this bridging structure figure is the structure graph with hollow-out parts composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520508143.3U CN204914964U (en) | 2015-07-14 | 2015-07-14 | Positive silver electrode of solar cell can design type printing steel version structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520508143.3U CN204914964U (en) | 2015-07-14 | 2015-07-14 | Positive silver electrode of solar cell can design type printing steel version structure |
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| CN204914964U true CN204914964U (en) | 2015-12-30 |
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| CN201520508143.3U Expired - Fee Related CN204914964U (en) | 2015-07-14 | 2015-07-14 | Positive silver electrode of solar cell can design type printing steel version structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106335299A (en) * | 2015-07-14 | 2017-01-18 | 正中科技股份有限公司 | Designable printing steel plate structure of solar cell front silver electrodes |
| CN107634105A (en) * | 2016-07-18 | 2018-01-26 | 正中科技股份有限公司 | Printing steel plate structure for the positive silver electrode printing of battery |
| CN110268531A (en) * | 2016-12-30 | 2019-09-20 | 亚特比目有限会社 | The manufacturing method of solar battery and solar battery |
-
2015
- 2015-07-14 CN CN201520508143.3U patent/CN204914964U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106335299A (en) * | 2015-07-14 | 2017-01-18 | 正中科技股份有限公司 | Designable printing steel plate structure of solar cell front silver electrodes |
| CN107634105A (en) * | 2016-07-18 | 2018-01-26 | 正中科技股份有限公司 | Printing steel plate structure for the positive silver electrode printing of battery |
| CN110268531A (en) * | 2016-12-30 | 2019-09-20 | 亚特比目有限会社 | The manufacturing method of solar battery and solar battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20151230 Termination date: 20180714 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |