CN204801224U - Solar cell of adjustable printing angle scrapes strip - Google Patents
Solar cell of adjustable printing angle scrapes strip Download PDFInfo
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- CN204801224U CN204801224U CN201520480085.8U CN201520480085U CN204801224U CN 204801224 U CN204801224 U CN 204801224U CN 201520480085 U CN201520480085 U CN 201520480085U CN 204801224 U CN204801224 U CN 204801224U
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- solar cell
- frictioning
- chamfering
- printing angle
- scraping article
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Abstract
The utility model discloses a solar cell of adjustable printing angle scrapes strip, including glass fiber plate and frictioning, wherein, the first half of glass fiber plate is provided with a plurality of locating holes on the horizontal direction, the lower part front or the back of frictioning are provided with first chamfer, the top of frictioning has the slot, the latter half of glass fiber plate stretches into the slot, and with the slot laminating. Solar cell of adjustable printing angle scrapes strip, through the front or the preparation of back lower part of the lower part of frictioning first chamfer for solar cell scrapes the different printing angle of strip adaptation, and saved adjustment printing angle and must trade and scrape the cost that the blade holder brought and rise, improves the printing quality, reduces the bad proportion of battery piece.
Description
Technical field
The utility model belongs to technical field of solar cells, is specifically related to a kind of solar cell scraping article of adjustable printing angle.
Background technology
Solar cell is a kind of is directly the device of electric energy by light energy conversion based on photovoltaic effect.The Making programme of conventional structure crystal silicon solar batteries comprises making herbs into wool, diffusion, back-etching, nitride deposition, serigraphy, sintering.In order to save slurry, the printing angle that the printing of conventional crystal silicon solar batteries adopts changes 60 ° into by the little scraping article of 45 °, and under the restriction in current slurry, half tone, printing adjustment etc., change printing angle day by day becomes and is necessary.
The secondary grid of positive electrode half tone or thin grid width more and more narrow, large printing angle usual following ink deficiency causes disconnected grid more, affect current delivery and affects efficiency, therefore needs to adapt to the design of lower live width with little printing angle
In order to pursue better moulding effect, to reach the object putting forward effect, the viscosity of positive silver paste can to more and more higher future development.The high effect brought of viscosity is the not enough or disconnected grid of following ink and causes string resistance to rise, and affect efficiency, and little printing angle can adapt to higher slurry viscosity, mates with half tone thus to reach narrower better grid line moulding.
Current printing angle is determined by scraper base, and this point makes printing angle by changing scraper base adjustment, can only limit the flexibility of producing line, virtually adding cost.
Utility model content
The utility model provides a kind of solar cell scraping article of adjustable printing angle, can change printing angle, improve press quality, reduces the bad ratio of cell piece, saves cost, improves the electric current conduction of cell piece, raising efficiency.
For solving the problems of the technologies described above, the utility model embodiment provides a kind of solar cell scraping article of adjustable printing angle, comprise glass-fiber-plate and frictioning, wherein, the first half of described glass-fiber-plate is provided with multiple locating hole in the horizontal direction, and the front, bottom of described frictioning or the back side are provided with the first chamfering, and the top of described frictioning has slot, the latter half of described glass-fiber-plate stretches into described slot, and fits with described slot.
Preferably, the chamfering of described first chamfering to be length be 10 °-30 ° of 4mm-10mm.
Preferably, the front on the top of described frictioning or the back side are also provided with the second chamfering.
Preferably, described second chamfering is the chamfering of the rounded corner of 0-5mm or 30 °-60 ° of 0-5mm.
Preferably, the height of described frictioning is 10mm-20mm, and thickness is 8mm-18mm.
Preferably, the side lower of described frictioning is also provided with the 3rd chamfering, and described 3rd chamfering is the rounded corner of horizontal length 0-4mm or the chamfering of 30 °-60 ° horizontal length 0-4mm.
Preferably, the height of the first half of described glass-fiber-plate is 15mm-30mm.
Preferably, the thickness of the first half of described glass-fiber-plate is 2mm-4mm.
Preferably, the height of the latter half of described glass-fiber-plate is 5mm-40mm.
Preferably, the thickness of the first half of described glass-fiber-plate is 0.7mm-1.5mm.
The solar cell scraping article of the described adjustable printing angle that the utility model embodiment provides, compared with prior art has the following advantages:
The solar cell scraping article of a kind of adjustable printing angle that the utility model embodiment provides, comprise glass-fiber-plate and frictioning, wherein, the first half of described glass-fiber-plate is provided with multiple locating hole in the horizontal direction, the front, bottom of described frictioning or the back side are provided with the first chamfering, the top of described frictioning has slot, and the latter half of described glass-fiber-plate stretches into described slot, and fits with described slot.
The solar cell scraping article of described adjustable printing angle, by front or described first chamfering of back side making of the bottom at described frictioning, the printing angle of solar cell scraping article is made to become superposing of original printing angle and described first chamfering, change the printing angle of solar cell scraping article, eliminate adjustment printing angle and must change the cost increase that scraper base brings, improve press quality, reduce the bad ratio of cell piece, save cost, improve the electric current conduction of cell piece, promote printing efficiency.
In sum, the solar cell scraping article of the described adjustable printing angle that the utility model embodiment provides, by arranging described first chamfering, changing the printing angle of described solar cell scraping article, improving printing efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The front schematic view of a kind of detailed description of the invention of the solar cell scraping article that Fig. 1 provides for the utility model embodiment;
The side schematic view of a kind of detailed description of the invention of the solar cell scraping article that Fig. 2 provides for the utility model embodiment.
Detailed description of the invention
Just as described in the background section, printing angle of the prior art is determined by frictioning, and the relative position of frictioning and glass-fiber-plate is fixed, printing angle is fixed, limits the modulation of printing angle, for different print requests, need to change scraper, add cost.
Based on this, the utility model embodiment provides a kind of solar cell scraping article of adjustable printing angle, comprise glass-fiber-plate and frictioning, wherein, the first half of described glass-fiber-plate is provided with multiple locating hole in the horizontal direction, and the front on the top of described frictioning or the back side are provided with the first chamfering, the front, bottom of described frictioning or the back side are provided with the first chamfering, the top of described frictioning has slot, and the latter half of described glass-fiber-plate stretches into described slot, and fits with described slot.
In sum, the solar cell scraping article of the described adjustable printing angle that the utility model embodiment provides, by the front of the bottom at described frictioning or the back side, described first chamfering is set, the printing angle of solar cell scraping article is made to become superposing of original printing angle and described first chamfering, change the printing angle of solar cell scraping article, can by the angle of described first chamfering of adjustment with adapt to different should brush angle, eliminate adjustment printing angle and must change the cost increase that scraper base brings, improve press quality, reduce the bad ratio of cell piece, save cost, improve the electric current conduction of cell piece, promote printing efficiency.
For enabling above-mentioned purpose of the present utility model, feature and advantage more become apparent, and are described in detail detailed description of the invention of the present utility model below in conjunction with accompanying drawing.
Set forth detail in the following description so that fully understand the utility model.But the utility model can be different from alternate manner described here to implement with multiple, those skilled in the art can when doing similar popularization without prejudice to when the utility model intension.Therefore the utility model is not by the restriction of following public concrete enforcement.
Please refer to Fig. 1 and Fig. 2, the front schematic view of a kind of detailed description of the invention of the solar cell scraping article that Fig. 1 provides for the utility model embodiment;
The front view schematic diagram of a kind of detailed description of the invention of the solar cell scraping article that Fig. 2 provides for the utility model embodiment and corresponding side schematic view, the height of described first chamfering α 1 is H6, the height of described second chamfering α 2 is D1, and the length of described 3rd chamfering is D2.
In a kind of detailed description of the invention, comprise glass-fiber-plate 10 and frictioning 20, wherein, the first half of described glass-fiber-plate 10 is provided with multiple locating hole in the horizontal direction, the front, bottom of described frictioning 20 or the back side are provided with the first chamfering α 1, the top of described frictioning 20 has slot, and the latter half of described glass-fiber-plate 10 stretches into described slot, and fits with described slot.
Preferably, described first chamfering α 1 can be 4mm-10mm for length.It should be noted that, the bottom surface of described frictioning 20 contacts with needing the solar cell printed with the curved surface at the first chamfering α 1 place of described frictioning 20, can set described second chamfering α 1 as required, the utility model is not specifically limited described first chamfering α 1.
Preferably, the front on the top of described frictioning or the back side are also provided with the second chamfering.The height H 2 of described frictioning 20 is 10mm-20mm, and thickness W3 is 8mm-18mm.It should be noted that, described second chamfering α 2 is positioned at the front of described scraping article or the end face intersection of the back side and described scraping article.The solar cell scraping article of described adjustable printing angle, whole height is 45mm ~ 55mm at L2, width is L1 is 165mm ~ 195mm, and the height of described glass-fiber-plate 10 is H1, and described solar cell scraping article is affixed by other parts of described locating hole and solar cell printing equipment.The height that described glass-fiber-plate 10 enters the part of described frictioning 20 is H5.It should be noted that, the latter half of described glass-fiber-plate 10 stretches into described slot, and fit with described slot, refer to that the part of the described glass-fiber-plate 10 stretching into described slot is fitted with the inwall (comprising bottom surface) of described slot, and the latter half of described glass-fiber-plate 10 partly can enter described slot, also can all enter described slot.
The front on the top of described frictioning 20 refers to the one side directly seen in the front view on the top of described frictioning 20, and the back side on the top of described frictioning 20 refers to the one side directly seen in the rearview on the top of described frictioning.
Preferably, described second chamfering α 2 is the chamfering of the rounded corner of 0-5mm or 30 °-60 ° of 0-5mm.It should be noted that, the setting of described second chamfering α 2 is the collections conveniently scraping article adhering to slurry, and the design of described second chamfering α 2 also can be changed according to the actual requirements accordingly.
Preferably, the side lower of described frictioning 20 be also provided with the 3rd chamfering, described 3rd chamfering is the rounded corner of horizontal length 0-4mm or the chamfering of 30 °-60 ° horizontal length 0-4mm.The setting of described 3rd chamfering is to reduce the wearing and tearing of scraping article to half tone, and the utility model does not do concrete restriction to described 3rd chamfering.Described 3rd chamfering is positioned at the side (left surface or right flank) of described frictioning 20 and the crossing position of the bottom surface of described frictioning 20, can be that the left and right sides of described frictioning 20 only has side to be provided with described 3rd chamfering, can also be that the left and right sides is all provided with described 3rd chamfering
Preferably, the height H 3 of the first half of described glass-fiber-plate 10 is 15mm-30mm, the thickness W1 of the first half of described glass-fiber-plate 10 is 2mm-4mm, and the height H 4 of the latter half of described glass-fiber-plate 10 is 5mm-40mm, and the thickness W2 of the first half of described glass-fiber-plate 10 is 0.7mm-1.5mm.The size design of described glass-fiber-plate 10 is corresponding with described frictioning 20, and the size of the utility model to described glass-fiber-plate 10 does not do concrete restriction.
In sum, the solar cell scraping article of the described adjustable printing angle that the utility model embodiment provides, described first chamfering is made by the side lower at described frictioning, the printing angle of solar cell scraping article is made to become superposing of original printing angle and described first chamfering, change the printing angle of solar cell scraping article, solar cell scraping article is made to adapt to different printing angle, and eliminate adjustment printing angle and must change the cost increase that scraper base brings, improve press quality, reduce the ratio resolving grid, improve the moulding of grid line, reduce the bad ratio of cell piece, provide cost savings, improve the string resistance of cell piece, improve the electric current conduction of cell piece, improve battery efficiency, for the further lifting basis of battery efficiency, improve the printing efficiency of cell piece.
Above adjustable solar cell scraping article provided by the utility model is described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (10)
1. the solar cell scraping article of an adjustable printing angle, it is characterized in that, comprise glass-fiber-plate and frictioning, wherein, the first half of described glass-fiber-plate is provided with multiple locating hole in the horizontal direction, and the front, bottom of described frictioning or the back side are provided with the first chamfering, and the top of described frictioning has slot, the latter half of described glass-fiber-plate stretches into described slot, and fits with described slot.
2. the solar cell scraping article of adjustable printing angle as claimed in claim 1, is characterized in that, the chamfering of described first chamfering to be length be 10 °-30 ° of 4mm-10mm.
3. the solar cell scraping article of adjustable printing angle as claimed in claim 1, is characterized in that, the front on the top of described frictioning or the back side are also provided with the second chamfering.
4. the solar cell scraping article of adjustable printing angle as claimed in claim 3, is characterized in that, described second chamfering is the chamfering of the rounded corner of 0-5mm or 30 °-60 ° of 0-5mm.
5. the solar cell scraping article of adjustable printing angle as claimed in claim 1, is characterized in that, the height of described frictioning is 10mm-20mm, and thickness is 8mm-18mm.
6. the solar cell scraping article of adjustable printing angle as claimed in claim 1, it is characterized in that, the side lower of described frictioning is also provided with the 3rd chamfering, and described 3rd chamfering is the rounded corner of horizontal length 0-4mm or the chamfering of 30 °-60 ° horizontal length 0-4mm.
7. the solar cell scraping article of the adjustable printing angle as described in claim 1-6 any one, is characterized in that, the height of the first half of described glass-fiber-plate is 15mm-30mm.
8. the solar cell scraping article of the adjustable printing angle as described in claim 1-6 any one, is characterized in that, the thickness of the first half of described glass-fiber-plate is 2mm-4mm.
9. the solar cell scraping article of the adjustable printing angle as described in claim 1-6 any one, is characterized in that, the height of the latter half of described glass-fiber-plate is 5mm-40mm.
10. the solar cell scraping article of the adjustable printing angle as described in claim 1-6 any one, is characterized in that, the thickness of the first half of described glass-fiber-plate is 0.7mm-1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520480085.8U CN204801224U (en) | 2015-07-01 | 2015-07-01 | Solar cell of adjustable printing angle scrapes strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520480085.8U CN204801224U (en) | 2015-07-01 | 2015-07-01 | Solar cell of adjustable printing angle scrapes strip |
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| Publication Number | Publication Date |
|---|---|
| CN204801224U true CN204801224U (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520480085.8U Active CN204801224U (en) | 2015-07-01 | 2015-07-01 | Solar cell of adjustable printing angle scrapes strip |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986871A (en) * | 2019-05-15 | 2019-07-09 | 浙江晶科能源有限公司 | A kind of printing scraping article for photovoltaic cell |
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2015
- 2015-07-01 CN CN201520480085.8U patent/CN204801224U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986871A (en) * | 2019-05-15 | 2019-07-09 | 浙江晶科能源有限公司 | A kind of printing scraping article for photovoltaic cell |
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