CN209691779U - Cell piece blow device - Google Patents
Cell piece blow device Download PDFInfo
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- CN209691779U CN209691779U CN201920978705.9U CN201920978705U CN209691779U CN 209691779 U CN209691779 U CN 209691779U CN 201920978705 U CN201920978705 U CN 201920978705U CN 209691779 U CN209691779 U CN 209691779U
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- air hose
- cell piece
- air
- blow device
- transverse tube
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Cleaning In General (AREA)
Abstract
The utility model discloses a kind of cell piece blow devices, including air knife, the air knife is hollow structure, the channel of supplied gas circulation is formed in the air knife, the air knife includes transverse tube and the first air hose and the second air hose that are connected on the transverse tube, first air hose and the second air hose are located at the two sides of silicon wafer turnover device, multiple blowing nozzles for blowing to cell piece surface are provided on first air hose and the second air hose, air inlet is offered on the air knife, the air inlet is connect with high-pressure air source.The cell piece blow device of the utility model is reasonable in design, high-pressure air source is introduced by air knife and the surface of cell piece is purged, effectively the foreign matter on cell piece surface such as fragment etc. can be blown away, the problems such as reducing disconnected grid, empty print, electric leakage, cell piece efficiency is improved, improves yields, and avoid the splintering problem of silk-screen halftone, reduce production cost indirectly, and can the two sides to cell piece all realizes and purges function.
Description
Technical field
The utility model belongs to technical field of solar cell manufacturing, and in particular to the two sides of a kind of pair of cell piece all carries out
The cell piece blow device of purging.
Background technique
China increases grid-connected installed capacity newly and reaches 44GW, and adding up grid-connected installed capacity is more than 174GW, increases newly and accumulative
Grid-connected installation is the whole world first.All data shows that we have become the manufacture big country of photovoltaic industry and use big country.State
Border photovoltaic technology route (International Technology Roadmap for Photovoltaic, ITRPV) 2019 refers to
Out, global installed capacity in 2018 reaches 109GW.Photovoltaic power generation is being increasingly becoming the main force of New Energy Industry.
It is and traditional although solar energy has been widely used as a kind of cleaning, safe and convenient renewable energy
Thermoelectricity is compared, and there are still higher cost problems, and how cost efficiency becomes solar energy industry urgent problem.
Silk-screen printing is a ring important in cell piece production link, when cell piece transmits in orbit, can be inevitably stained with
Some foreign matters such as dust or fractionlet cause disconnected grid, empty print or electric leakage, influence cell piece efficiency, the presence of fragment is even more
It will cause halftone rupture, it is expensive for the halftone of printing front gate line, being produced into for product is improved indirectly
This.
Summary of the invention
In view of this, in order to overcome the drawbacks of the prior art, the purpose of the utility model is to provide a kind of cell piece purgings
Device can carry out two-sided purging to cell piece, bad to reduce disconnected grid, electric leakage etc. to remove the foreign matter on cell piece surface.
In order to achieve the above object, the following technical solution is employed for the utility model:
A kind of cell piece blow device, including air knife, the air knife are hollow structure, form supplied gas stream in the air knife
Logical channel, the air knife include transverse tube and the first air hose and the second air hose that are connected on the transverse tube, first wind
Pipe and the second air hose are located at the two sides of silicon wafer turnover device, are provided on first air hose and the second air hose for electricity
Multiple blowing nozzles that pond piece surface is blown offer air inlet on the air knife, and the air inlet is connect with gas source.Pass through
High-pressure air source is introduced and is purged to the surface of cell piece by air knife, can be effectively by the foreign matter on cell piece surface such as fragment
The problems such as etc. blowing away, reducing disconnected grid, empty print, electric leakage, improves cell piece efficiency, improves yields, and avoid silk-screen halftone
Splintering problem, reduces production cost indirectly, and can the two sides to cell piece all realize that purging function, effect are more excellent.Gas source
It is the compressed gas prepared by air compressor for high-pressure air source.
Preferably, the blowing nozzle is in horn-like, the opening size far from first air hose or the second air hose side
Greater than it close to the opening size of first air hose or the second air hose side.The opening of i.e. horn-like blowing nozzle is outside
Side, enable gas it is larger range of purging cell piece surface.
Preferably, multiple blowing nozzles are evenly spaced on first air hose and the second air hose, are realized to electricity
The surface of pond piece uniformly purges.
Preferably, one of first air hose and the second air hose far from the silicon wafer turnover device is arranged in the blowing nozzle
Side, and blowing nozzle and cell piece are at an angle, such setting enables is in cell piece by the wind of blowing nozzle blowout
Certain angle is more conducive to blowing away the foreign matter on cell piece surface.
In some embodiments, the angle of blowing nozzle can also be arranged to adjustable mode, it is specific as follows: with
For one air hose, the first air hose can be divided into two sections, be provided with blowing nozzle is divided into one section, and blowing nozzle is not divided into one
Section, it can be relatively rotated between two sections, the angle adjustment of blowing nozzle entirety on same air hose may be implemented in this way, it is more excellent to realize
Purging effect.
Preferably, first air hose and second air hose are vertically arranged with the transverse tube, first air hose and institute
The second air hose is stated to be arranged in parallel.Transverse tube can be straight line setting, be also possible to arc setting.
Preferably, first air hose is used to purge the wherein one side of cell piece, and second air hose is described for purging
The another side of cell piece.I.e. cell piece blow device can realize same cell piece tow sides and purge, to reach more preferably
Effect.
Preferably, the cell piece blow device further includes the bracket for fixing the air knife, and the bracket is located at institute
State the lower section of transverse tube.Bracket is located at the centre of transverse tube, for fixing cell piece blow device.
Preferably, the air inlet is located at the centre of the transverse tube, and first air hose and second air hose are located at institute
State the both ends of transverse tube.I.e. gas source enters from air inlet and blows out from blowing nozzle.
It is further preferred that the spacing between first air hose and second air hose is greater than the silicon wafer turnover device band
The flip horizontal distance of dynamic cell piece.That is the first air hose is located at the side of silicon wafer turnover device, and the second air hose is located at silicon wafer turnover
The other side of device, and silicon wafer turnover device drives cell piece not touch the first air hose or the second air hose when rotating.
Preferably, the silicon wafer turnover device includes shaft, the turning rod being connected in the shaft and is arranged in institute
State the sucker on turning rod.In some embodiments, multiple groups turning rod can be set in shaft, multiple groups turning rod can be even
Number is symmetricly set in shaft, forms the form for being similar to turntable, and every group of turning rod includes at least two overturnings being set side by side
Bar, to realize the steady overturning to cell piece.
Compared with prior art, the cell piece blow device knot for having the beneficial effect that the utility model of the utility model
High-pressure air source rationally, is introduced by air knife and is purged to the surface of cell piece by structure design, can be effectively by cell piece
The problems such as foreign matter on surface such as fragment etc. is blown away, and reduces disconnected grid, empty print, electric leakage, improves cell piece efficiency, improves yields, and
The splintering problem for avoiding silk-screen halftone, reduces production cost indirectly, and can the two sides to cell piece all realize purging function
Can, effect is more excellent.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the scheme of installation of cell piece blow device in the preferred embodiment in the utility model；
Fig. 2 is the top view of silicon wafer turnover device in the preferred embodiment in the utility model；
Fig. 3 is the side view of silicon wafer turnover device in the preferred embodiment in the utility model；
Fig. 4 is the schematic rear view of cell piece blow device in the preferred embodiment in the utility model；
Fig. 5 blows to install on the first air hose in the cell piece blow device of the preferred embodiment in the utility model or the second air hose
The schematic diagram of gas nozzle；
Wherein: 1- silk-screen track, 2- cell piece, 3- silicon wafer turnover device, 4- bracket, 5- air knife, the first air hose of 51-, 52-
Second air hose, 53- transverse tube, 6- air inlet, 7- blowing nozzle, 8- sucker, 9- shaft, 10- turning rod.
Specific embodiment
It is practical below in conjunction with this in order to make those skilled in the art more fully understand the technical solution of the utility model
Attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that institute
The embodiment of description is only the embodiment of the utility model a part, instead of all the embodiments.Based on the utility model
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
The range of the utility model protection all should belong in example.
Referring to attached drawing 1-5, a kind of cell piece blow device of the present embodiment, the wind including 1 top of silk-screen track is arranged in
Knife 5 and for the bracket 4 that air knife 5 is fixed, bracket 4 is located at the lower section of transverse tube 53, and air knife 5 can weld and be fixed on bracket 4.
Air knife 5 is hollow structure, and the channel of supplied gas circulation is formed in air knife 5, and air knife 5 includes transverse tube 53 and is connected on transverse tube 53
The first air hose 51 and the second air hose 52, the first air hose 51 and the second air hose 52 be located at the two sides of silicon wafer turnover device 3,
It is provided with multiple blowing nozzles 7 for blowing to 2 surface of cell piece on one air hose 51 and the second air hose 52, is opened on air knife 5
Equipped with air inlet 6, air inlet 6 is connect with high-pressure air source.High-pressure air source in the present embodiment is to be prepared by air compressor
Compressed gas.
First air hose 51 is used to purge the wherein one side of cell piece 2, and the second air hose 52 is for purging the another of cell piece 2
Face, i.e. cell piece blow device can all realize purging to same 2 tow sides of cell piece, to reach more preferably effect.
Bracket 4 is located at the centre of transverse tube 53, and the first air hose 51 and the second air hose 52 are vertically arranged with transverse tube 53, the first air hose
51 and second air hose 52 be arranged in parallel.Transverse tube 53 can be straight line setting, be also possible to arc setting.Air inlet 6 is located at transverse tube
53 centre, the first air hose 51 and the second air hose 52 are located at the both ends of transverse tube 53, i.e., gas source enters from air inlet 6 and from blowing nozzle
7 blowouts.The perigee distance cell piece 2 of blowing nozzle 7 is 2-5cm.
Multiple blowing nozzles 7 are evenly spaced on the first air hose 51 and the second air hose 52, realize the surface to cell piece 2
Uniformly purging.The first air hose 51 and the second side of the air hose 52 far from silicon wafer turnover device 3, and blowing nozzle 7 is arranged in blowing nozzle 7
At an angle with cell piece 2, such setting enable the wind blown out by blowing nozzle 7 with cell piece 2 at an angle,
It is more conducive to blowing away the foreign matter on 2 surface of cell piece.
In some embodiments, the angle of blowing nozzle 7 can also be arranged to adjustable mode, specific as follows: with
For first air hose 51, the first air hose 51 can be divided to is two sections, and be provided with blowing nozzle 7 is divided into one section, without blowing nozzle 7
Being divided between one section, two sections can relatively rotate, and the whole angle adjustment of blowing nozzle 7 on same air hose may be implemented in this way, with
Realize more preferably purging effect.
Blowing nozzle 7 is in horn-like, the opening size far from 52 side of the first air hose 51 or the second air hose in the present embodiment
Greater than it close to the opening size of 52 side of the first air hose 51 or the second air hose.The opening of i.e. horn-like blowing nozzle 7 is outside
Side, enable gas it is larger range of purging cell piece 2 surface.
Spacing between first air hose 51 and the second air hose 52 is greater than silicon wafer turnover device 3 and the level of cell piece 2 is driven to turn over
Torque is from the side that i.e. the first air hose 51 is located at silicon wafer turnover device 3, the second air hose 52 is located at the another of silicon wafer turnover device 3
Side, and silicon wafer turnover device 3 drives cell piece 2 not touch the first air hose 51 and the second air hose 52 when rotating.
As shown in Figure 1-3, the silicon wafer turnover device 3 in the present embodiment includes shaft 9, the turning rod being connected in shaft 9
10 and the sucker 8 that is arranged on turning rod 10.In some embodiments, multiple groups turning rod 10 can be set in shaft 9, it is more
Group turning rod 10 can claim to be arranged in shaft 9 for even-even, form the form for being similar to turntable, every group of turning rod 10 at least wraps
Two turning rods being set side by side 10 are included, to realize the steady overturning to cell piece 2.In the present embodiment, only it is equipped in shaft 9
One group of turning rod 10, and one group of turning rod 10 corresponds to two turning rods 10, uniform intervals are provided with multiple on each turning rod 10
Sucker 8.
In order to adjust in blowing nozzle the traffic intensity of blow gas or realize single side purging, can air inlet 6 with
Gas flow regulating valve is set between high-pressure air source or on transverse tube 53 or on the first air hose 51 and the second air hose 52, to adjust gas
Body uninterrupted and then adjusting purging intensity.
As shown in Figure 1, the operational process of the cell piece blow device in described briefly below implementation:
High-pressure air source enters the first air hose 51 and the second air hose 52 along transverse tube 53 after the entrance of the air inlet 6 of air knife 5,
And it blows out to purge the surface of cell piece 2 from blowing nozzle 7.Arrow direction is the direction of motion of cell piece 2 in figure.Electricity
Pond piece 2 moves to the lower section of the first air hose 51 from silk-screen track 1, the upper surface of the blowing nozzle 7 of the first air hose 51 to the cell piece 2
(practical is the back side of cell piece) is purged, which moves on silicon wafer turnover device 3, and silicon wafer turnover device 3 turns over
Cell piece 2 is sucked in the sucker 8 of bull stick 10, and cell piece 2 is driven to carry out 180 ° of overturning, and cell piece 2 moves forward, cell piece
2 original lower surfaces (practical is the front of cell piece) upward, move under the second air hose 52, the blowing nozzle on the second air hose 52
The gas of 7 blowouts purges cell piece 2, i.e., the two sides of cell piece 2 can access effective purging.
The cell piece blow device of the utility model is reasonable in design, is introduced high-pressure air source by air knife and to battery
The surface of piece is purged, and can effectively be blown away the foreign matter on cell piece surface such as fragment etc., and disconnected grid, empty print, electric leakage are reduced
The problems such as, cell piece efficiency is improved, yields is improved, and avoid the splintering problem of silk-screen halftone, reduces and be produced into indirectly
This, and cell piece blow device can the two sides to cell piece be all realized and purges function, effect is more excellent.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention,
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (10)
1. a kind of cell piece blow device, it is characterised in that: including air knife, the channel circulated in the air knife with supplied gas,
The air knife includes transverse tube and the first air hose and the second air hose that are connected on the transverse tube, first air hose and the second wind
Pipe is located at the two sides of silicon wafer turnover device, be provided on first air hose and the second air hose for cell piece surface into
The blowing nozzle that row is blown offers air inlet on the air knife, and the air inlet is connect with gas source.
2. a kind of cell piece blow device according to claim 1, it is characterised in that: the blowing nozzle in horn-like,
Opening size far from first air hose or the second air hose side is greater than it close to first air hose or the second air hose side
Opening size.
3. a kind of cell piece blow device according to claim 1, it is characterised in that: multiple blowing nozzle uniform intervals
It is distributed on first air hose and the second air hose.
4. a kind of cell piece blow device according to claim 1, it is characterised in that: blowing nozzle setting is described the
The side of one air hose and the second air hose far from the silicon wafer turnover device.
5. a kind of cell piece blow device according to claim 1, it is characterised in that: first air hose and described second
Air hose is vertically arranged with the transverse tube, and first air hose and second air hose are arranged in parallel.
6. a kind of cell piece blow device according to claim 1, it is characterised in that: first air hose is for purging electricity
The wherein one side of pond piece, second air hose are used to purge the another side of the cell piece.
7. a kind of cell piece blow device according to claim 1, it is characterised in that: the cell piece blow device also wraps
The bracket for fixing the air knife is included, the bracket is located at the lower section of the transverse tube.
8. a kind of cell piece blow device according to claim 1, it is characterised in that: the air inlet is located at the transverse tube
Centre, first air hose and second air hose are located at the both ends of the transverse tube.
9. a kind of cell piece blow device according to claim 8, it is characterised in that: first air hose and described second
Spacing between air hose is greater than the flip horizontal distance that the silicon wafer turnover device drives cell piece.
10. a kind of cell piece blow device described in -9 any one according to claim 1, it is characterised in that: the silicon wafer turns over
Rotary device includes shaft, the turning rod being connected in the shaft and the sucker being arranged on the turning rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920978705.9U CN209691779U (en) | 2019-06-27 | 2019-06-27 | Cell piece blow device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920978705.9U CN209691779U (en) | 2019-06-27 | 2019-06-27 | Cell piece blow device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209691779U true CN209691779U (en) | 2019-11-26 |
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ID=68609658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920978705.9U Active CN209691779U (en) | 2019-06-27 | 2019-06-27 | Cell piece blow device |
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| Country | Link |
|---|---|
| CN (1) | CN209691779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114759117A (en) * | 2022-03-24 | 2022-07-15 | 山西潞安太阳能科技有限责任公司 | Method for improving texturing uniformity of crystalline silicon battery |
-
2019
- 2019-06-27 CN CN201920978705.9U patent/CN209691779U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114759117A (en) * | 2022-03-24 | 2022-07-15 | 山西潞安太阳能科技有限责任公司 | Method for improving texturing uniformity of crystalline silicon battery |
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