CN106711279A - Solar cell panel electrode removing device and method - Google Patents
Solar cell panel electrode removing device and method Download PDFInfo
- Publication number
- CN106711279A CN106711279A CN201611071811.6A CN201611071811A CN106711279A CN 106711279 A CN106711279 A CN 106711279A CN 201611071811 A CN201611071811 A CN 201611071811A CN 106711279 A CN106711279 A CN 106711279A
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- CN
- China
- Prior art keywords
- solar cell
- nozzle
- electrode
- battery sheet
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000005516 engineering process Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000007797 corrosion Effects 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000005507 spraying Methods 0.000 abstract 4
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 9
- 238000009792 diffusion process Methods 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 229910052796 boron Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- UEZVMMHDMIWARA-UHFFFAOYSA-N Metaphosphoric acid Chemical compound OP(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-N 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000000992 sputter etching Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000007704 wet chemistry method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
-
- 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
Abstract
The invention relates to a solar cell panel electrode removing device and a solar cell electrode removing method. The solar cell panel electrode removing device comprises a suction cup and a liquid spraying device, wherein the suction cup is used for fixing a solar cell panel and controlling the solar cell panel to rotate when the surface, with electrodes to be removed, of the solar cell panel faces down; the liquid spraying device is placed below the suction cup and comprises a plurality of nozzles and a plurality of valves, each nozzle is used for spraying an electrode corrosive liquid upwards to a corresponding position on the surface, with electrodes to be removed, of the solar cell panel, the plurality of valves are in one-to-one correspondence with the plurality of nozzles, and each valve is used for controlling electrode corrosive liquid spraying flow of the nozzle corresponding to the valve. The solar cell panel electrode removing device and the solar cell panel electrode removing method have the advantages of having good electrode removal uniformity and being capable of improving product quality.
Description
Technical field
The present invention relates to solar cell plate electrode removal device and method, more particularly to a kind of solar cell plate electrode
Removal device and method.
Background technology
In the production of photovoltaic single crystal battery, because the problem of shake or other processing steps once in a while of equipment can cause various
Unqualified Monocrystalline silicon cell piece, these unqualified monocrystalline silicon batteries can account for 3% ratio in the daily production of enterprise, one
Determine to have impact on product qualified rate in degree.
The production craft step of photovoltaic single crystal battery is：Since qualified original silicon chip is sub-elected, by caustic corrosion in silicon
Piece surface makes one layer of matte that can reduce light reflection, then carries out phosphorus diffusion and makes phosphorus-diffused layer (N-type layer), afterwards by wet
The phosphorus diffusion of method etching removal marginal portion；Then boron diffusion is carried out again and makes diffused layer of boron (P-type layer), pass through after boron diffusion
Ion etching (dry etching) removal marginal portion boron diffusion, further uses PECVD coated with antireflection after wet chemistry method is deposited
Film, last silk-screen printing makes slurry and silicon chip form good Ohmic contact after making electrode by sintering.
In the existing recovery method on solar energy single crystal silicon cell, mostly both for solar energy single crystal silion cell
Unqualified of process for making intermediate steps appearance carries out clean and reuse, for example：For monocrystalline impure in raw material
The recovery and treatment method of silicon chip；Hickie monocrystalline silicon is removed for electrode, the impurity of hickie monocrystalline silicon surface is made by high-temperature process
Vapor away and then carry out again the technique of doing over again that electrode removes the hickie divided by removal monocrystalline silicon sheet surface；For stove in phosphorus diffusion process
The metaphosphoric acid that pipe internal cause is produced into steam is dropped in the cleaning treatment method on Monocrystalline silicon cell piece surface.However, after to sintering
The method of recycling of the unqualified Monocrystalline silicon cell piece of finished product have not been reported.At present, enterprise is to these unqualified lists
The common processing method of crystal-silicon battery slice is selling at half price or being processed as fragment by qualified monocrystalline silicon battery, is not all had mostly
Recycling is carried out, this causes the production cost of enterprise to increase and causes the waste of resource.
The content of the invention
It is given below on brief overview of the invention, to provide the basic reason on certain aspects of the invention
Solution.It should be appreciated that this general introduction is not on exhaustive general introduction of the invention.It is not intended to determine key of the invention
Or pith, nor is it intended to limit the scope of the present invention.Its purpose only provides some concepts in simplified form, with
This is used as the preamble in greater detail discussed after a while.
A primary object of the present invention is that a kind of electrode removal uniformity of offer is good, can remove position according to electrode
The need in time adjustment injection stream solar cell plate electrode removal device and method.
To achieve the above object, the invention provides a kind of solar cell plate electrode removal device, including：
Sucker, fixes solar battery sheet and controls too during for the electrode surface to be removed in solar battery sheet down
Positive energy cell piece rotation；And
Liquid-jet device, is placed on the lower section of sucker, and liquid-jet device includes multiple nozzles and multiple valves, each nozzle be used for
On to solar battery sheet electrode surface to be removed correspondence position jetelectrode corrosive liquid, multiple valves and multiple nozzles one
One correspondence, each valve is used to control the electrode corrosion liquid injection flow of nozzle corresponding with the valve.
Alternatively, multiple nozzles are annularly arranged.
Alternatively, multiple nozzles are arranged in X-shaped.
Alternatively, multiple nozzles are arranged in clathrate.
Alternatively, each valve is the magnetic valve being arranged on the transmission pipeline of corresponding nozzle.
To achieve the above object, present invention also offers a kind of solar battery sheet jetelectrode minimizing technology, including with
Lower step：
The electrode surface to be removed of solar battery sheet is fixed on sucker down, and solar-electricity is controlled by sucker
Pond piece rotation；And
By the flow of each nozzle on each valve regulated liquid-jet device of liquid-jet device, and by multiple nozzles upwards to too
The correspondence position jetelectrode corrosive liquid of the electrode surface to be removed of positive energy cell piece.
Alternatively, the solar battery sheet jetelectrode minimizing technology passes through operation setting on the transmission pipeline of each nozzle
Solenoid valve control nozzle flow.
By the present invention in that the electrode surface to be removed of solar battery sheet is down, treating to solar battery sheet upwards
Except electrode surface jetelectrode corrosive liquid, due to the effect of gravity, it is to avoid due to the electrode table to be removed of solar battery sheet
The uneven problem of the uneven electrode removal for bringing in face, while it also avoid the inscribe of the figure salient point on solar battery sheet
Angle problem.Because the diverse location for treating electrode removal surface to solar battery sheet present invention employs multiple nozzle needles sprays
Penetrate, it is to avoid the problem that the far and near electrode removal degree come by single-nozzle jet band differs, and each nozzle all set
The valve of flow is controlled, the flow of any nozzle can be in time adjusted according to product needed, improve electrode removal efficiency and product
Quality.
Brief description of the drawings
Below with reference to the accompanying drawings illustrate embodiments of the invention, can be more readily understood that more than of the invention and it
Its objects, features and advantages.Part in accompanying drawing is intended merely to show principle of the invention.In the accompanying drawings, identical or similar
Technical characteristic or part will be represented using same or similar reference.
Fig. 1 is the operating diagram of existing solar cell plate electrode removal device.
Fig. 2 is a kind of structural representation of implementation method of solar cell plate electrode removal device of the present invention.
Fig. 3, Fig. 4, Fig. 5 are respectively the arrangement mode schematic diagram of the nozzle in Fig. 2.
Specific embodiment
Illustrate embodiments of the invention with reference to the accompanying drawings.Retouched in an accompanying drawing of the invention or a kind of implementation method
The element and feature that the element and feature stated can show in one or more other accompanying drawings or implementation method are combined.Should
Work as attention, for purposes of clarity, eliminated known to unrelated to the invention, those of ordinary skill in the art in accompanying drawing and explanation
Part and treatment expression and description.
With reference to Fig. 2, a kind of implementation method of solar cell plate electrode removal device of the invention includes sucker 20 and spray
Liquid device 30.Sucker 20 is used to fix solar battery sheet 11 simultaneously when electrode removes surface down in solar battery sheet 11
Control solar battery sheet 11 rotates.Liquid-jet device 30 is placed on the lower section of sucker 20, including multiple nozzles 31 and multiple valves,
Each nozzle 31 is used to treat that electrode removes the correspondence position jetelectrode corrosive liquid on surface to solar battery sheet 11 upwards.It is multiple
Valve is corresponded with above-mentioned multiple nozzles 31, and each valve is used to control the electrode corrosion liquid of nozzle 31 corresponding with the valve
Injection flow.By operating each valve, jetelectrode corrosive liquid can be stopped to the position for not needing electrode removal, or according to need
The emitted dose of electrode corrosion liquid is adjusted, flow that can be as needed in time to corresponding nozzle 31 is adjusted.
Alternatively, above-mentioned multiple nozzles 31 can be in variously-shaped arrangement, such as be in arrangement annular in shape, the Fig. 4 in Fig. 3
Being arranged in clathrate in X-shaped arrangement and Fig. 5, in other embodiments, above-mentioned multiple nozzles 31 can also other shapes
Shape is arranged.
Alternatively, each valve is to be arranged on the transmission pipeline of corresponding nozzle 31 (transmission pipeline 32 in such as Fig. 2)
Magnetic valve 33.
Present invention also offers a kind of solar battery sheet injection based on above-mentioned solar cell plate electrode removal device
A kind of electrode minimizing technology, its implementation method is comprised the following steps：
Step S1：Solar battery sheet 11 is treated that electrode removal surface is fixed on sucker 20 down, and by sucker
20 control solar battery sheets 11 rotate.
Step S2：By the flow of each nozzle 31 on each valve regulated liquid-jet device 30 of liquid-jet device 30, and by upper
State multiple nozzles 31 and electrode removes the correspondence position jetelectrode corrosive liquid on surface to be treated to solar battery sheet 11 upwards.
Alternatively, in step S2, the solar battery sheet jetelectrode minimizing technology is by operation setting in each nozzle 31
Transmission pipeline 32 on magnetic valve 33 control nozzle flow.
In above-mentioned solar cell plate electrode removal device and method, due to the effect of gravity, electrode corrosion liquid will not
Accumulate in the recess or figure salient point root for treating electrode removal surface, the uneven electrode removal degree brought can be avoided not
The problem of the one nearly corner cut of problem and salient point, is sprayed by the multiple nozzles corresponding to diverse location, overcome due to
The excessive electrode removal closely brought apart from nozzle or the problem that deficiency is removed due to the electrode far brought apart from nozzle, are applied to
During solar battery sheet with figure salient point, can avoid producing corner cut and influenceing product quality in bump location.
In the apparatus of the present, it is clear that what each part was reconfigured after can decomposing, combine and/or decomposing.These points
Solve and/or reconfigure and should be regarded as equivalents of the invention.In description above to the specific embodiment of the invention, for one
The feature planted implementation method description and/or show can be in same or similar mode in one or more other embodiments
In use, it is combined with feature in other embodiment, or substitute the feature in other embodiment.
It should be emphasized that term "comprises/comprising" refers to the presence of feature, key element, step or component when being used herein, but simultaneously
It is not excluded for the presence of one or more further features, key element, step or component or additional.
Although the present invention and its advantage has been described in detail it should be appreciated that without departing from by appended claim
Various changes can be carried out in the case of the spirit and scope of the present invention for being limited, is substituted and is converted.And, model of the invention
Enclose process, device, means, the specific embodiment of method and steps for being not limited only to described by specification.In the art is common
Technical staff will readily appreciate that from the disclosure, can be used according to the present invention and performed and corresponding reality described herein
Apply the essentially identical function of example or obtain process essentially identical with it result, existing and that future is to be developed, device,
Means, method or step.Therefore, appended claim is directed at including such process, device, hand in the range of them
Section, method or step.
Claims (7)
1. a kind of solar cell plate electrode removal device, it is characterised in that including：
Sucker, fixes the solar battery sheet and controls institute during for the electrode surface to be removed in solar battery sheet down
State solar battery sheet rotation；And
Liquid-jet device, is placed on the lower section of the sucker, and the liquid-jet device includes multiple nozzles and multiple valves, and each nozzle is used
In upwards to the solar battery sheet electrode surface to be removed correspondence position jetelectrode corrosive liquid, the multiple valve
Corresponded with the multiple nozzle, each valve is used to control the electrode corrosion liquid injection stream of nozzle corresponding with the valve
Amount.
2. solar cell plate electrode removal device as claimed in claim 1, it is characterised in that：The multiple nozzle is annular in shape
Arrangement.
3. solar cell plate electrode removal device as claimed in claim 1, it is characterised in that：The multiple nozzle is in " X "
Shape is arranged.
4. solar cell plate electrode removal device as claimed in claim 1, it is characterised in that：The multiple nozzle is in grid
Shape is arranged.
5. the solar cell plate electrode removal device as described in claim any one of 1-4, it is characterised in that each valve
It is the magnetic valve being arranged on the transmission pipeline of corresponding nozzle.
6. a kind of solar battery sheet injection based on any described solar cell plate electrode removal devices of claim 1-5
Electrode minimizing technology, it is characterised in that including：
The electrode surface to be removed of solar battery sheet is fixed on sucker down, and the sun is controlled by the sucker
Can cell piece rotation；And
By the flow of each nozzle on each valve regulated liquid-jet device of liquid-jet device, and by multiple nozzles upwards to it is described too
The correspondence position jetelectrode corrosive liquid of the electrode surface to be removed of positive energy cell piece.
7. solar battery sheet jetelectrode minimizing technology as claimed in claim 6, it is characterised in that the solar cell
Piece jetelectrode minimizing technology passes through nozzle described in solenoid valve control of the operation setting on the transmission pipeline of each nozzle
Flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611071811.6A CN106711279A (en) | 2016-11-29 | 2016-11-29 | Solar cell panel electrode removing device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611071811.6A CN106711279A (en) | 2016-11-29 | 2016-11-29 | Solar cell panel electrode removing device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106711279A true CN106711279A (en) | 2017-05-24 |
Family
ID=58935066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611071811.6A Pending CN106711279A (en) | 2016-11-29 | 2016-11-29 | Solar cell panel electrode removing device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106711279A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201178092Y (en) * | 2008-04-08 | 2009-01-07 | 徐竹林 | Single chip washer |
| CN102623323A (en) * | 2012-04-01 | 2012-08-01 | 南通富士通微电子股份有限公司 | Semiconductor wafer liquid-spraying etching system and method |
| CN103606595A (en) * | 2013-11-21 | 2014-02-26 | 英利集团有限公司 | Reutilization method and grating line recovery method of defective monocrystalline silicon battery sheet after sintering |
-
2016
- 2016-11-29 CN CN201611071811.6A patent/CN106711279A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201178092Y (en) * | 2008-04-08 | 2009-01-07 | 徐竹林 | Single chip washer |
| CN102623323A (en) * | 2012-04-01 | 2012-08-01 | 南通富士通微电子股份有限公司 | Semiconductor wafer liquid-spraying etching system and method |
| CN103606595A (en) * | 2013-11-21 | 2014-02-26 | 英利集团有限公司 | Reutilization method and grating line recovery method of defective monocrystalline silicon battery sheet after sintering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170524 |
|
| RJ01 | Rejection of invention patent application after publication |