CN102615951B - Metal gauze - Google Patents
Metal gauze Download PDFInfo
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- CN102615951B CN102615951B CN201210079844.0A CN201210079844A CN102615951B CN 102615951 B CN102615951 B CN 102615951B CN 201210079844 A CN201210079844 A CN 201210079844A CN 102615951 B CN102615951 B CN 102615951B
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Abstract
The present invention relates to a kind of metal gauze, mainly solve solaode in conventional art and use traditional battery electrode Printing screen to print, easily there is empty print in one-step print；The uniformity low cost repeatedly printed is high, is not suitable for the problem that scope of the enterprise produces.The present invention is by using a kind of metal gauze, and including grid regions, non-grid district, described grid regions is connected with non-grid district, and described grid regions is made up of two groups of orthogonal grid lines groups, and the grid regions zone line of described metal gauze is provided with graphics field；The grid lines line footpath constituting described metal gauze graphics field is uniform, and described figure is made up of the grid lines lacked；Described non-grid district is arranged on the periphery of grid regions, and is provided with the technical scheme of lateral opening array in the periphery in non-grid district, preferably resolves this problem, can be used in the commercial production of solaode.
Description
Technical field
The present invention relates to present invention relates particularly to a kind of metal gauze.
Background technology
Along with economic fast development, the consumption of the energy is increasing, the storage capacity of the non-renewable resources such as coal and oil reduces day by day, and this promotes the people's continuous exploration to new forms of energy (such as nuclear energy, solar energy, wind energy, biomass energy, geothermal energy, ocean energy, Hydrogen Energy etc.).Wherein, as the source of energy many on the earth, solar energy occupies consequence in the research of new forms of energy, and solaode is exactly that a core of Application of Solar Energy represents.
The transformation efficiency improving solaode is a main target of current solaode research, in addition to the selection of cell substrate material, the improvement of substrate processing technology, selects suitable Printing screen also can improve the transformation efficiency of battery.The structural representation of electrode of solar battery Printing screen, as it is shown in figure 1, its printing zone includes 2-3 bar main gate line 11 and some the thin grid lines 12 perpendicular with main gate line.
Chinese patent CN101241956 reports the manufacture method of a kind of large-area nano film solar battery, it is characterized in that: monomer DSSC makes strip, use corrosion-resistant interconnector that the monomer DSSC of strip is connected into solar energy in large area battery, corrosion-resistant interconnector both sides set a protection interlayer respectively, or low resistance grid electrode prepared by employing silk screen print method, and at low resistance grid electrode surface covered with protective film, then the low resistance grid electrode being coated with protecting film is used by the monomer DSSC of multiple strips and to be unified into large-area solaode, solar energy in large area battery side glass sets a perfusion groove with the contact surface of TCO, and at the perfusion groove of solar energy in large area battery one end, after perfusion groove pumps into electrolyte and dyestuff, fracture perfusion groove, then seal.
Chinese patent CN102336051A discloses a kind of solar cell silk screen printing device, including printing scraper, undercutter, return blade, printing screen plate, it is characterized in that installing two baffle arrangements against printing scraper both sides of edges on printing screen plate, wherein baffle arrangement is mainly made up of baffle-panels, protection screen and installing rack；The bottom of baffle-panels is contacted with silk screen face detachable or is cohered by flexible material；Return blade is seamless with the edge of printing scraper and undercutter and baffle-panels to be contacted；Print engine head drives scraper and return blade and baffle-panels contact slide, makes slurry move in the range of both sides baffle-panels, scraper and return blade surround, it is achieved slurry does not flows to both sides.
Chinese patent CN202058761U discloses a kind of screen printing crystalline silicon solar cell just silver half tone, including: silicon chip, main gate line, chamfering, secondary grid line, described silicon chip are provided with main gate line and secondary grid line, described main gate line and secondary grid line are vertically arranged, described silicon chip is provided with chamfering, front electrode grid line effectively can be extended at silicon chip surface, increase area coverage, photoelectric current is effectively collected, thus improves the efficiency of cell piece.
Chinese patent CN101969082A discloses the solar cell fabrication process that a kind of twice silk screen printing is combined with cutting, for manufacturing the solaode printed electrode a kind of twice, include cutting technique and twice typography, cutting technique is: in the gate electrode line region cutting of silicon chip surface, makes gate electrode line region form erosion groove；Twice typography is: a, first impression electrode: the electrode slurry of printing is inserted erosion groove and dries, and forms ground floor electrode in erosion groove；B, second printing electrode: print electrode at ground floor electrode outer surface, make silicon chip surface gate electrode line region form second layer electrode.
Use traditional battery electrode Printing screen to print, be primarily present problems with: the oven wire mesh blanket 1, constituting printing screen plate is Weaving type, and it exists the longitude and latitude node of Weaving type, be unfavorable for realizing the uniformity of printing；2, one-step print slurry amount thoroughly is few, void print easily occurs, i.e. breakpoint, the depth-width ratio of thin grid line is little；Although 3, repeatedly printing is avoided that empty print, but thin grid line seriously broadens, affect battery illuminating area, and the result that printing is repeated several times is thin grid line out-of-flatness, " camel " peak occur, this kind repeatedly mode of printing not only cost is high, and does not bring corresponding benefit, be not suitable for scope of the enterprise to produce, the Printing screen that industrial urgent need is rational in infrastructure.
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide a kind of metal gauze, the web plate that it is electrode of solar battery printing makes provides a kind of substrate.
Summary of the invention
One of the technical problem to be solved is that in prior art, solaode uses traditional battery electrode Printing screen to print, and empty print easily occurs in one-step print；The uniformity low cost repeatedly printed is high, is not suitable for the problem that scope of the enterprise produces, and the present invention provides a kind of new metal gauze, and it is high, without breakpoint, low cost, the advantage being suitable for large-scale production that this silk screen has uniformity.
The two of the technical problem to be solved are to provide a kind of solar base plate using above-mentioned metal gauze to make, and this substrate has prepares simple advantage.
For solving one of above-mentioned technical problem, the technical solution used in the present invention is as follows: a kind of metal gauze, including grid regions, non-grid district, described grid regions is connected with non-grid district, described grid regions is made up of two groups of orthogonal grid lines groups, and the grid regions zone line of described metal gauze is provided with graphics field；The grid lines line footpath constituting described metal gauze graphics field is uniform, and described figure is made up of the grid lines lacked；Described non-grid district is arranged on the periphery of grid regions, is provided with lateral opening array in the periphery in non-grid district.
In technique scheme, described grid regions is made up of two groups of orthogonal grid lines groups.The grid lines line footpath constituting described metal gauze graphics field is uniform, and described figure is made up of the grid lines lacked.The figure that described disappearance grid lines is constituted adapts with its purposes.The border mesh line of described grid regions is big relative to the grid lines line footpath of zone line, and it constitutes the relief area that grid regions is connected with non-grid district.The grid lines line footpath of described relief area uniformly or is gradually increased toward edge direction from centre with certain rule.Described non-grid district is arranged on the periphery of grid regions, and the periphery in non-grid district is provided with lateral opening array.Described metal gauze material is pure nickel, dilval, nickel-base alloy and other various suitable metal materials, and it is formed by electroforming process preparation.
For solving the two of above-mentioned technical problem, the technical solution used in the present invention is as follows: a kind of solar base plate using above-mentioned metal gauze to make.
In technique scheme, the figure lacking grid lines composition described in metal gauze is one group of lines being parallel to each other, and it is corresponding with the thin grid line of electrode of solar battery Printing screen.
The metal gauze that the present invention provides, it has the advantage that 1, described metal gauze is to be prepared by electroforming process, it has surfacing, characteristic without Weaving type longitude and latitude node, by its electrode of solar battery Printing screen made at printing slurry at present uniformly；2, described metal gauze is in region corresponding to the thin grid line of corresponding electrode of solar battery Printing screen without the grid lines on direction, thin grid line place, decreases the metal gauze inhibition to printing slurry.
Based on above advantage, the electrode of solar battery Printing screen that described metal gauze prepares further can print " depth-width ratio " preferably silicon solar battery electrode grid line structure, it is conducive to solar battery sheet to the collection of electric current and transmission, thus has been correspondingly improved the transformation efficiency of solar battery sheet.
Accompanying drawing explanation
Fig. 1 is wire mesh structure schematic diagram of the prior art.
Fig. 2 is the wire mesh structure schematic diagram of the present invention.
Fig. 3 is the I enlarged schematic partial view in Fig. 2.
Fig. 4 is the enlarged diagram of the II part in Fig. 2.
In Fig. 1,11 is main gate line, and 12 is thin grid line.
In Fig. 2,21 is grid regions, and 22 is non-grid district, and 23 is the lines corresponding with thin grid line.
In Fig. 3,31,32 is grid lines, and 23 is the bar paten on the excalation formation metal gauze of grid lines.
In Fig. 4, grid regions 21 and the boundary schematic diagram in non-grid district 22, wherein width is wanted relative to the line footpath of zone line grid lines in the grid lines line footpath of the marginal area 41 of grid regions 21.
Below by embodiment, the invention will be further elaborated.The following is the section Example of the present invention, it is intended to be illustrated the present invention, be not to be limited the scope of the present invention, all schemes directly or indirectly obtained by the present invention are the most within the scope of the present invention.Dimension of picture ratio in accompanying drawing can not be strict be considered as the practical structures of the reflection present invention, all non-creativeness application carried out according to original meaning of the present invention belong in protection scope of the present invention.
Detailed description of the invention
[embodiment 1]
A kind of metal gauze, as in figure 2 it is shown, it includes grid regions 21, non-grid district 22, described grid regions 21, non-grid district 22 are coherent, and the integral surface constituted is smooth.Being provided with graphics field in the middle of the grid regions 21 of metal gauze, the most described figure is one group of lines 23 corresponding with the thin grid line 12 of electrode of solar battery Printing screen in Fig. 1.The periphery in the non-grid district 22 of metal gauze is provided with lateral opening array.
Fig. 3 show I enlarged schematic partial view in Fig. 2, described grid regions 21 is made up of two groups of orthogonal grid lines 31,32, meanwhile, the excalation of the grid lines that metal gauze is consistent with thin grid line direction in the grid lines position that grid line 12 thin with electrode of solar battery Printing screen is corresponding forms the bar paten 23 on metal gauze.
Fig. 4 show the enlarged diagram of II part in Fig. 2, the grid regions 21 of metal gauze and the boundary schematic diagram in non-grid district 22 it is shown in it, wherein width is wanted relative to the line footpath of zone line grid lines in the grid lines line footpath of the marginal area 41 of grid regions 21, grid lines line footpath within described marginal area 41 is uniform, and it constitutes the relief area in metal gauze grid district 21 and non-grid district 22.
Metal twine of the present invention is by electrotyping forming, and its material can be pure nickel, dilval, nickel-base alloy and other various suitable metal materials.
Special construction due to oven wire mesh blanket, its intensive staggered grid lines can ensure that the final silk screen flat board for printing prepared has enough mechanical strengths, simultaneously, at its thin grid line, the disappearance of transverse grid line is so that the electrode of solar battery Printing screen of its correspondence has good lower slurry amount in printing process, thus obtains " depth-width ratio " preferably electrode of solar battery.
[embodiment 2]
A kind of metal gauze, including grid regions, non-grid district, described grid regions is connected with non-grid district, and described grid regions is made up of two groups of orthogonal grid lines groups, and the grid regions zone line of described metal gauze is provided with graphics field；The grid lines line footpath constituting described metal gauze graphics field is uniform, and described figure is made up of the grid lines lacked；Described non-grid district is arranged on the periphery of grid regions, is provided with lateral opening array in the periphery in non-grid district.
Grid regions is made up of two groups of orthogonal grid lines groups, and the grid lines line footpath constituting described metal gauze graphics field is uniform, and described figure is made up of the grid lines lacked.The figure that described disappearance grid lines is constituted adapts with its purposes, and the border mesh line of grid regions is big relative to the grid lines line footpath of zone line, and it constitutes the relief area that grid regions is connected with non-grid district.The grid lines line footpath of relief area uniformly or is gradually increased toward edge direction from centre with certain rule.Non-grid district is arranged on the periphery of grid regions, and is provided with lateral opening array in the periphery in non-grid district, and metal gauze material is pure nickel, and it is formed by electroforming process preparation.
[embodiment 3]
A kind of metal gauze, including grid regions, non-grid district, described grid regions is connected with non-grid district, and described grid regions is made up of two groups of orthogonal grid lines groups, and the grid regions zone line of described metal gauze is provided with graphics field；The grid lines line footpath constituting described metal gauze graphics field is uniform, and described figure is made up of the grid lines lacked；Described non-grid district is arranged on the periphery of grid regions, is provided with lateral opening array in the periphery in non-grid district.
Described grid regions is made up of two groups of orthogonal grid lines groups.The grid lines line footpath constituting described metal gauze graphics field is uniform, and described figure is made up of the grid lines lacked.The figure that described disappearance grid lines is constituted adapts with its purposes.The border mesh line of described grid regions is big relative to the grid lines line footpath of zone line, and it constitutes the relief area that grid regions is connected with non-grid district.The grid lines line footpath of described relief area uniformly or is gradually increased toward edge direction from centre with certain rule.Described non-grid district is arranged on the periphery of grid regions, and is provided with lateral opening array in the periphery in non-grid district, and described metal gauze material is dilval, and it is formed by electroforming process preparation.
Use the solar base plate that above-mentioned metal gauze is made.The figure lacking grid lines composition described in metal gauze is one group of lines being parallel to each other, and it is corresponding with the thin grid line of electrode of solar battery Printing screen.
Claims (7)
1. a metal gauze, including grid regions, non-grid district, described grid regions is connected with non-grid district, and described grid regions is made up of two groups of orthogonal grid lines groups, and the grid regions zone line of described metal gauze is provided with graphics field；The grid lines line footpath constituting described metal gauze graphics field is uniform, and described graphics field is made up of the grid lines lacked；Described non-grid district is arranged on the periphery of grid regions, is provided with lateral opening array in the periphery in non-grid district.
Metal gauze the most according to claim 1, it is characterised in that the figure that described disappearance grid lines is constituted is one group of lines being parallel to each other, and it is corresponding with the thin grid line of electrode of solar battery Printing screen.
Metal gauze the most according to claim 1, it is characterised in that the border mesh line of described grid regions is bigger than the line footpath of the grid lines of zone line, and it constitutes the relief area that grid regions is connected with non-grid district.
Metal gauze the most according to claim 3, it is characterised in that the grid lines line footpath of described relief area uniformly or is gradually increased to edge direction by centre.
Metal gauze the most according to claim 1, it is characterised in that described metal gauze material is the metal material of pure nickel, dilval or nickel-base alloy.
Metal gauze the most according to claim 1, it is characterised in that described metal gauze is formed by electroforming process preparation.
7. one kind uses the solar base plate that in claim 1 to 6, any one described metal gauze is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210079844.0A CN102615951B (en) | 2012-03-23 | 2012-03-23 | Metal gauze |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210079844.0A CN102615951B (en) | 2012-03-23 | 2012-03-23 | Metal gauze |
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| Publication Number | Publication Date |
|---|---|
| CN102615951A CN102615951A (en) | 2012-08-01 |
| CN102615951B true CN102615951B (en) | 2016-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210079844.0A Expired - Fee Related CN102615951B (en) | 2012-03-23 | 2012-03-23 | Metal gauze |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103022167A (en) * | 2012-09-27 | 2013-04-03 | 奥特斯维能源（太仓）有限公司 | Electroforming screen printing plate grid line for solar battery |
| CN103085452A (en) * | 2013-02-04 | 2013-05-08 | 无锡帝科电子材料科技有限公司 | Screen printing plate for silicon solar cell silver paste printing experiment |
| CN104015471A (en) * | 2013-03-01 | 2014-09-03 | 昆山允升吉光电科技有限公司 | Solar silk screen |
| CN104097390A (en) * | 2013-04-08 | 2014-10-15 | 昆山允升吉光电科技有限公司 | Metal wire mesh and composite mesh plate corresponding to same |
| CN103640328B (en) * | 2013-12-14 | 2016-03-09 | 福州大学 | A kind of accurate composite halftone of high stability |
| CN103722871A (en) * | 2013-12-31 | 2014-04-16 | 昆山允升吉光电科技有限公司 | Wire mesh |
| CN103770452A (en) * | 2014-01-26 | 2014-05-07 | 昆山允升吉光电科技有限公司 | Metal wire mesh |
| CN104157708A (en) * | 2014-09-02 | 2014-11-19 | 苏州润阳光伏科技有限公司 | Solar steel-plate screen printing plate capable of eliminating deformation of edge grid lines |
| CN105172344A (en) * | 2015-08-10 | 2015-12-23 | 昆山允升吉光电科技有限公司 | Planar wire mesh with buffering structure |
| CN110978828A (en) * | 2019-12-31 | 2020-04-10 | 江门市华锐铝基板股份公司 | Screen printing method for flat panel |
| CN113211948A (en) * | 2020-01-21 | 2021-08-06 | 宁夏隆基乐叶科技有限公司 | Screen printing screen plate for solar cell and preparation method of solar cell |
| CN112930026A (en) * | 2021-01-28 | 2021-06-08 | 江苏运鸿辉电子科技有限公司 | Mini-LED lamp high heat dissipation circuit board |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4129076A (en) * | 1977-12-07 | 1978-12-12 | Gardner Robert F | Color-keyed fabric for screen printing |
| JP5529395B2 (en) * | 2008-05-26 | 2014-06-25 | 株式会社Ｎｂｃメッシュテック | Highly accurate and durable combination screen version |
| CN102214725A (en) * | 2010-04-01 | 2011-10-12 | 无锡尚德太阳能电力有限公司 | Printing screen for solar cell and method for producing solar cell |
| CN201856441U (en) * | 2010-10-26 | 2011-06-08 | 宁波升日太阳能电源有限公司 | Screen plate used for printing silicon solar battery electrode |
| CN202088647U (en) * | 2011-04-13 | 2011-12-28 | 昆山良品丝印器材有限公司 | Crystalline silicon printing steel sheet composite screen |
| CN202782134U (en) * | 2012-03-23 | 2013-03-13 | 昆山允升吉光电科技有限公司 | Metal silk screen |
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2012
- 2012-03-23 CN CN201210079844.0A patent/CN102615951B/en not_active Expired - Fee Related
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| CN102615951A (en) | 2012-08-01 |
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