CN202940220U - Bearing frame for silicon chip velvet preparation - Google Patents
Bearing frame for silicon chip velvet preparation Download PDFInfo
- Publication number
- CN202940220U CN202940220U CN 201220566443 CN201220566443U CN202940220U CN 202940220 U CN202940220 U CN 202940220U CN 201220566443 CN201220566443 CN 201220566443 CN 201220566443 U CN201220566443 U CN 201220566443U CN 202940220 U CN202940220 U CN 202940220U
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- Prior art keywords
- draw
- bearing frame
- groove
- silicon wafer
- wool making
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Abstract
The utility model discloses a bearing frame for silicon chip velvet preparation. The bearing frame for silicon chip velvet preparation comprises a frame body, wherein the frame body comprises a bottom face, at least two symmetrically-arranged card slot faces and at least two connection faces, the connection faces are respectively connected with the card slot faces and the bottom face, the bottom face of the frame body is hollowed out, and the card slot face comprises a card slot portion and a hollowed out portion. The bearing frame for silicon chip velvet preparation has a simple structure, saves materials, can effectively improve fluidity of solution in the bearing frame, reduces bearing frame stamping caused by partially excessive high concentration of Na2SiO3 and maintains attractive appearance of the solar cell.
Description
Technical field
The utility model relates to a kind of bearing frame, relates in particular to a kind of silicon wafer wool making bearing frame.
Background technology
At present, in the etching solar cells process, silicon chip need to be placed in bearing frame, and on bearing frame top with pressing Blue Streak that silicon chip is pushed down, silicon chip is fixed in the draw-in groove of bearing frame, then be placed in the Woolen-making liquid of alkali or acid, corrode, form matte at silicon chip surface.
But the side of conventional bearing frame and bottom surface are a platy structure, and liquid is not easy in bearing frame to flow, and its side and bottom surface be equipped with interval closeer draw-in groove bar uniformly, because spaced slot is little, easily stop flowing of solution in bearing frame.And in the reaction later stage of making herbs into wool, to the flow of solution barrier effect, cause poor, a large amount of Na of flow of solution in it due to the bearing frame draw-in groove
2SiO
3Will suppress this reaction, the solution that concentration is large easily makes silicon chip edge be attached on bearing frame, causes corrode insufficient or have solution residual, forms the bearing frame seal, affects the outward appearance of cell piece.
The utility model content
The utility model embodiment technical problem to be solved is, a kind of silicon wafer wool making bearing frame is provided, and improves the mobility of the solution in bearing frame, reduces because of local Na
2SiO
3Excessive concentration and the bearing frame that causes seal keep the aesthetic property of solar cell outward appearance.
The utility model embodiment technical problem to be solved also is, provides a kind of simple in structure, saves the silicon wafer wool making bearing frame of material.
In order to solve the problems of the technologies described above, the utility model embodiment provides a kind of silicon wafer wool making bearing frame, comprise framework, described framework comprises a bottom surface, at least two symmetrically arranged draw-in groove faces and at least two joint faces, described joint face is connected with described draw-in groove face, described bottom surface respectively, the bottom surface hollow out of described framework;
Described draw-in groove face comprises draw-in groove section and hollow-out parts.
As the improvement of such scheme, described hollow-out parts is near described bottom surface.
As the improvement of such scheme, described bottom surface is provided with the first draw-in groove bar, and described the first draw-in groove bar is provided with first minute draw-in groove.
As the improvement of such scheme, described the first draw-in groove bar of described underrun is connected with described joint face.
As the improvement of such scheme, described draw-in groove section vertically is provided with the second draw-in groove bar;
Described the second draw-in groove bar is corresponding with described first minute draw-in groove.
As the improvement of such scheme, described draw-in groove section is provided with perforate.
As the improvement of such scheme, described bore size equates.
As the improvement of such scheme, described perforate interval evenly is located on described draw-in groove section.
As the improvement of such scheme, described framework surface is provided with reinforcement.
As the improvement of such scheme, described framework surface is provided with the support ceiling, and described support ceiling is provided with the protection screens corresponding with described first minute draw-in groove.
Implement the utility model embodiment, have following beneficial effect:
The utility model silicon wafer wool making bearing frame is compared with existing bearing frame, has changed the platy structure of original bearing frame side and bottom surface and the set-up mode of intensive draw-in groove bar.The utility model comprises framework, and described framework comprises a bottom surface, at least two symmetrically arranged draw-in groove faces and at least two joint faces, wherein, the bottom surface hollow out, and its draw-in groove face comprises draw-in groove section and hollow-out parts.Within silicon chip was placed in bearing frame, the second draw-in groove bar of first minute draw-in groove of the first draw-in groove bar of silicon chip by the bottom surface and draw-in groove section was fixed in bearing frame.When it was placed in Woolen-making liquid, Woolen-making liquid can flow in bearing frame by the bottom surface of hollow out and the hollow-out parts of draw-in groove face, is conducive to reduce the Na in bearing frame
2SiO
3Concentration, the silicon chip of close draw-in groove bar and the reaction of Woolen-making liquid are more abundant, also avoid the residual of Woolen-making liquid simultaneously, effectively reduce the bearing frame seal, keep the aesthetic property of solar cell outward appearance.
Moreover described draw-in groove section is provided with perforate, can further improve the mobility of Woolen-making liquid in bearing frame, is conducive to further reduce the bearing frame seal, keeps the aesthetic property of solar cell outward appearance; Described framework surface is provided with reinforcement, can increase the stability of bearing frame, alleviates simultaneously the overall weight of bearing frame, saves material, alleviates cost of manufacture; Described framework surface is provided with the support ceiling, both can increase the stability of bearing frame, also can further protect the integrality that is placed in the silicon chip in bearing frame, prevents fragment, guarantees the rate of finished products of product.
Description of drawings
Fig. 1 is the stereogram that the utility model silicon wafer wool making is used the first embodiment of bearing frame;
Fig. 2 is the stereogram that the utility model silicon wafer wool making is used the second embodiment of bearing frame.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is described in further detail.
Referring to Fig. 1, the utility model embodiment provides first embodiment of a kind of silicon wafer wool making with bearing frame, comprise framework 1, described framework comprises a bottom surface 2, at least two symmetrically arranged draw-in groove faces 3 and at least two joint faces 4, described joint face 4 is connected with described draw-in groove face 3, described bottom surface 2 respectively, bottom surface 2 hollow outs of described framework 1; Described draw-in groove face 3 comprises draw-in groove section 31 and hollow-out parts 32.
Preferably, described hollow-out parts 32 is near described bottom surface 2.
Described bottom surface 2 is provided with the first draw-in groove bar 21, and described bottom surface 2 is connected with described joint face 4 by described the first draw-in groove bar 21.Described the first draw-in groove bar 21 is provided with a plurality of first minute draw-in groove 211.Preferably, described first minute draw-in groove 211 is projection.
Described draw-in groove section 31 vertically is provided with a plurality of the second draw-in groove bars 311.Preferably, the second draw-in groove bar 311 of described draw-in groove section 31 is strip projected parts.
Described the second draw-in groove bar 311 is corresponding with described first minute draw-in groove 211.
Further, the utility model comprises at least two symmetrically arranged draw-in groove faces 3, and the draw-in groove section 31 of described every two draw-in groove faces 3 all is arranged with a plurality of the second draw-in groove bars 311 one to one.
Need to prove, be spaced apart interval A if set between described the second draw-in groove bar 311, be spaced apart interval B between described first minute draw-in groove 211.; interval A between the second draw-in groove bar 311 described in the utility model equates; interval B between described first minute draw-in groove 211 equates; and interval A also equates with interval B; with the second draw-in groove bar 311 of guaranteeing described mutual correspondence and first minute draw-in groove 211 in same perpendicular; thereby guarantee that silicon chip can be vertically placed in bearing frame, be conducive to prevent the generation of fragment.
In sum, the utility model silicon wafer wool making bearing frame is compared with existing bearing frame, has changed the platy structure of original bearing frame side and bottom surface and the set-up mode of intensive draw-in groove bar.The utility model comprises framework 1, and described framework comprises a bottom surface 2, at least two symmetrically arranged draw-in groove faces 3 and at least two joint faces 4, wherein, bottom surface 2 hollow outs, and its draw-in groove face 3 comprises draw-in groove section 31 and hollow-out parts 32.Within silicon chip was placed in bearing frame, the second draw-in groove bar 311 of first minute draw-in groove 211 of the first draw-in groove bar 21 of silicon chip by bottom surface 2 and draw-in groove section 31 was fixed in bearing frame.When bearing frame was placed in Woolen-making liquid, Woolen-making liquid can flow in bearing frame by the bottom surface 2 of hollow out and the hollow-out parts 31 of draw-in groove face 3, is conducive to reduce the Na in bearing frame
2SiO
3Concentration, the silicon chip of close draw-in groove bar and the reaction of Woolen-making liquid are more abundant, also avoid the residual of Woolen-making liquid simultaneously, effectively reduce the bearing frame seal, keep the aesthetic property of solar cell outward appearance.
Further, described draw-in groove section 31 is provided with perforate 312.
Preferably, described perforate 312 is circular port.
Better, the diameter of described perforate 312 is 2mm-4mm.
Preferably, described perforate 312 sizes equate.
Preferably, described perforate 312 intervals evenly are located on described draw-in groove section 31.
Better, described perforate 312 is the circular port that size equates, and is covered with evenly and at intervals on described draw-in groove section 31.
Described draw-in groove section 31 is provided with perforate 312, can further improve the mobility of Woolen-making liquid in bearing frame, is conducive to reduce the Na in bearing frame
2SiO
3Concentration, the silicon chip of close draw-in groove bar and the reaction of Woolen-making liquid are more abundant, also avoid the residual of Woolen-making liquid simultaneously, effectively reduce the bearing frame seal, keep the aesthetic property of solar cell outward appearance.
Need to prove, described draw-in groove section 31 can arrange perforate 312 according to actual needs, and the shape of described perforate 312, quantity, distribution mode all can be made suitable adjustment, its way of realization be not limited to the utility model for embodiment.
Further, described framework surface is provided with reinforcement 5, can increase the stability of bearing frame, alleviates simultaneously the overall weight of bearing frame, saves material, alleviates cost of manufacture.
Referring to Fig. 2; the utility model embodiment provides second embodiment of a kind of silicon wafer wool making with bearing frame; with bearing frame the first embodiment difference shown in Figure 1 be; described framework 1 surface also is provided with supports ceiling 6, and described support ceiling 6 is provided with the protection screens 61 corresponding with described first minute draw-in groove 211.Described framework 1 surface is provided with supports ceiling 6; the corner of silicon chip is positioned in described protection screens 61; both can increase the stability of bearing frame; also can avoid silicon chip cracked because of collision in transportation or lifting process; further protection is placed in the integrality of the silicon chip in bearing frame; prevent fragment, guarantee the rate of finished products of product.
Above disclosed is only a kind of preferred embodiment of the utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (10)
1. silicon wafer wool making bearing frame, comprise framework, described framework comprises a bottom surface, at least two symmetrically arranged draw-in groove faces and at least two joint faces, and described joint face is connected with described draw-in groove face, described bottom surface respectively, it is characterized in that the bottom surface hollow out of described framework;
Described draw-in groove face comprises draw-in groove section and hollow-out parts.
2. silicon wafer wool making bearing frame as claimed in claim 1, is characterized in that, described hollow-out parts is near described bottom surface.
3. silicon wafer wool making bearing frame as claimed in claim 1, is characterized in that, described bottom surface is provided with the first draw-in groove bar, and described the first draw-in groove bar is provided with first minute draw-in groove.
4. silicon wafer wool making bearing frame as claimed in claim 3, is characterized in that, described the first draw-in groove bar of described underrun is connected with described joint face.
5. silicon wafer wool making bearing frame as claimed in claim 3, is characterized in that, described draw-in groove section vertically is provided with the second draw-in groove bar;
Described the second draw-in groove bar is corresponding with described first minute draw-in groove.
6. silicon wafer wool making bearing frame as claimed in claim 3, is characterized in that, described draw-in groove section is provided with perforate.
7. silicon wafer wool making bearing frame as claimed in claim 6, is characterized in that, described bore size equates.
8. silicon wafer wool making bearing frame as claimed in claim 6, is characterized in that, described perforate interval evenly is located on described draw-in groove section.
9. silicon wafer wool making bearing frame as claimed in claim 1, is characterized in that, described framework surface is provided with reinforcement.
10. silicon wafer wool making bearing frame as claimed in claim 3, is characterized in that, described framework surface is provided with the support ceiling, and described support ceiling is provided with the protection screens corresponding with described first minute draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220566443 CN202940220U (en) | 2012-10-31 | 2012-10-31 | Bearing frame for silicon chip velvet preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220566443 CN202940220U (en) | 2012-10-31 | 2012-10-31 | Bearing frame for silicon chip velvet preparation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202940220U true CN202940220U (en) | 2013-05-15 |
Family
ID=48324445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220566443 Expired - Lifetime CN202940220U (en) | 2012-10-31 | 2012-10-31 | Bearing frame for silicon chip velvet preparation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202940220U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106824957A (en) * | 2015-12-07 | 2017-06-13 | 镇江荣德新能源科技有限公司 | Cleaning gauze sheet loading attachment |
| CN109799183A (en) * | 2019-02-21 | 2019-05-24 | 四川泰美克科技有限公司 | A kind of clamping jig for the corrosion of 3inch sheet |
-
2012
- 2012-10-31 CN CN 201220566443 patent/CN202940220U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106824957A (en) * | 2015-12-07 | 2017-06-13 | 镇江荣德新能源科技有限公司 | Cleaning gauze sheet loading attachment |
| CN109799183A (en) * | 2019-02-21 | 2019-05-24 | 四川泰美克科技有限公司 | A kind of clamping jig for the corrosion of 3inch sheet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 69, C District, Sanshui Industrial Park, Sanshui, Foshan, Guangdong Patentee after: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. Address before: 528100, Sanshui District, Guangdong City, Foshan Industrial Park, No. C District, No. 69 Patentee before: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180226 Address after: 322009 Zhejiang city in Jinhua Province town of Yiwu City, Su Fuk Road No. 126 Co-patentee after: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. Patentee after: ZHEJIANG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. Address before: No. 69, C District, Sanshui Industrial Park, Sanshui, Foshan, Guangdong Patentee before: GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |