CN102315318A - Water-saving washing device of solar battery silicon wafer - Google Patents
Water-saving washing device of solar battery silicon wafer Download PDFInfo
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- CN102315318A CN102315318A CN201110188707A CN201110188707A CN102315318A CN 102315318 A CN102315318 A CN 102315318A CN 201110188707 A CN201110188707 A CN 201110188707A CN 201110188707 A CN201110188707 A CN 201110188707A CN 102315318 A CN102315318 A CN 102315318A
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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
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Abstract
The invention discloses a water-saving washing device of a solar battery silicon wafer. The water-saving washing device comprises a prewashing tank, an alkali washing tank, an alkali poaching tank, an acid washing tank and an acid poaching tank which are adjacent in sequence, wherein the bottoms of the alkali washing tank, the acid washing tank and the acid poaching tank are respectively provided with a liquid inlet; side walls of the washing tanks are all provided with overflowing openings; the bottoms of all the washing tanks are provided with sewage outlets; the liquid inlet of the alkali poaching tank is arranged on the side wall of the alkali poaching tank; a bypass overflowing pipe is arranged between the liquid inlet of the alkali poaching tank and the overflowing opening of the acid poaching tank; the liquid inlet of the prewashing tank is arranged on the side wall of the prewashing tank; and a bypass overflowing pipe is arranged between the liquid inlet of the prewashing tank and the overflowing opening of the alkali poaching tank. Therefore, water overflows to the alkali poaching tank from the acid poaching tank and then overflows to the prewashing tank, thus the water is fully utilized in the whole process, the water consumption in the solar battery silicon wafer washing process is reduced, and the production cost is lowered.
Description
Technical field
The present invention relates to the cleaning device of silicon chip of solar cell, refer more particularly to silicon chip of solar cell water saving cleaning device.
Background technology
Silicon chip of solar cell is the residual cutting liquid of surface meeting, silica flour, silica and other metal ion in cutting process; Event need be sent silicon chip of solar cell into cleaning device and carry out water prewashing, alkali cleaning, pickling to remove its lip-deep impurity; Also need carry out after the alkali cleaning getting into next road pickling after the rinsing, also need carry out rinsing after the pickling.Traditional cleaning device is as shown in Figure 1; Generally include adjacent successively prewash tank 1, alkaline bath 2, alkali potcher 3, descaling bath 4, acid rinse groove 5; Above-mentioned each washing trough bottom is provided with inlet, is provided with overfall on the groove body sidewall, and the water in prewash tank 1, alkali potcher 3, the acid rinse groove 5 is independently water inlet or draining; Get in the groove from the bottom inlet respectively, overflow from overfall respectively then.The cleaning device water consumption of the silicon chip of solar cell of said structure is big, and production cost is high.
Summary of the invention
The technical problem of solution required for the present invention is: will provide a kind of simple in structure, and can water-saving silicon chip of solar cell water saving cleaning device.
For addressing the above problem; The technical scheme that the present invention adopts is: silicon chip of solar cell water saving cleaning device; Comprise: prewash tank, alkaline bath, alkali potcher, descaling bath, acid rinse groove, described each washing trough is adjacent successively, and wherein alkaline bath, descaling bath, prewash tank bottom are respectively arranged with inlet; Be provided with overfall on the sidewall of all washing troughs; The bottom of all washing troughs is provided with sewage draining exit, and the inlet of described alkali potcher is arranged on the sidewall of alkali potcher, is provided with the bypass overflow pipe between the overfall of alkali potcher inlet and acid rinse groove; The inlet of described prewash tank is provided with on the sidewall of prewash tank, also is provided with the bypass overflow pipe between prewash tank inlet and the alkali potcher overfall.
The inlet horizontal level of described alkali potcher is lower than the horizontal level of the overfall on the acid rinse groove.
The inlet horizontal level of described prewash tank is lower than the horizontal level of overfall on the alkali potcher.
Beneficial effect of the present invention: silicon chip of solar cell water saving cleaning device is simple in structure; Between the inlet of overfall on the acid rinse groove and alkali potcher, between the overfall and the inlet in the prewash tank on the alkali potcher, the bypass overflow pipe is set respectively; Like this water from acid rinse groove elder generation overflow to alkali potcher again overflow to prewash tank; Whole process is fully utilized water, and has practiced thrift the water consumption in the silicon chip of solar cell cleaning, has reduced production cost.
Description of drawings
Fig. 1 is the traditional silicon chip of solar cell cleaning device sketch map described in the background technology of the present invention.
Fig. 2 is a silicon chip of solar cell water saving cleaning device sketch map of the present invention.
Among Fig. 1: 1, prewash tank, 2, alkaline bath, 3, the alkali potcher, 4, descaling bath, 5, the acid rinse groove.
Among Fig. 2: 1, prewash tank, 11, first sewage draining exit, 12, first overfall, 13, first inlet, 2, alkaline bath; 21, second sewage draining exit, 22, second inlet, 23, second overfall, 3, the alkali potcher, the 31, the 3rd sewage draining exit; 32, the 3rd overfall, the 33, the 3rd inlet, 4, descaling bath, the 41, the 4th sewage draining exit; 42, the 4th inlet, 43, head piece that overflows, 5, the acid rinse groove, the 51, the 5th sewage draining exit; 52, the 5th inlet, the 53, the 5th overfall, 6, the first bypass overflow pipe, 7, the second bypass overflow pipe.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is done further detailed description.
As shown in Figure 2; Silicon chip of solar cell water saving cleaning device; Comprise: prewash tank 1, alkaline bath 2, alkali potcher 3, descaling bath 4, acid rinse groove 5, described each washing trough is adjacent successively, and the bottom of prewash tank 1 is provided with first sewage draining exit 11; One side sidewall of prewash tank 1 is provided with first overfall 12, and the opposite side sidewall is provided with first inlet 13; The bottom of alkaline bath 2 is provided with second sewage draining exit 21, and the bottom of alkaline bath 2 also is provided with second inlet 22, and a side sidewall of alkaline bath 2 is provided with second overfall 23; The bottom of alkali potcher 3 is provided with the 3rd sewage draining exit 31, and a side sidewall of alkali potcher 3 is provided with the 3rd overfall 32, and the opposite side sidewall of alkali potcher 3 is provided with the 3rd inlet 33; The bottom of descaling bath 4 is provided with the 4th sewage draining exit 41, and the bottom of descaling bath 4 also is provided with the 4th inlet 42, and a side sidewall of descaling bath 4 is provided with head piece 43 that overflows; The bottom of acid rinse groove 5 is provided with the 5th sewage draining exit 51, and a side sidewall of acid rinse groove 5 is provided with the 5th overfall 53, and the bottom of acid rinse groove 5 also is provided with the 5th inlet 52; The level height that between first inlet 13 and the 3rd overfall 32, is provided with the first bypass overflow pipe, 6, the first inlets 13 is lower than the level height of the 3rd overfall 32; The level height that between the 3rd inlet 33 and the 5th overfall 53, is provided with the second bypass overflow pipe, 7, the three inlets 33 is lower than the level height of the 5th overfall 53.
During work; Silicon chip of solar cell cleans in prewash tank 1 earlier; Get into successively again in alkaline bath 2, alkali potcher 3, descaling bath 4, the acid rinse groove 5 and clean; Water constantly injects from the 5th inlet 52 of acid rinse groove 5; Get in the alkali potcher 3 through the 3rd inlet 33 that the second bypass overflow pipe 7 flow to alkali potcher 3 from the 5th overfall 53 then, and then got in the prewash tank 1 through first inlet 13 that the first bypass overflow pipe 6 flow to prewash tank 1 by the 3rd overfall 32, first overfall 12 from prewash tank 1 flows out at last.The level height of first inlet 13 is lower than the level height of the 3rd overfall 32, and the level height of the 3rd inlet 33 is lower than the level height of the 5th overfall 53, all is that water flows out from the bypass overflow pipe for ease.The impurity that will stay after the sewage draining exit of regularly opening each groove will clean is discharged.The water of whole process is from acid rinse groove 5 first overflow to alkali potchers 3; From alkali potcher 3 overflow to prewash tank 1 again, water is fully used again, has practiced thrift the water consumption of whole process; Reduce production cost, responded the call of China using water wisely, energy-saving and emission-reduction.
Claims (3)
1. silicon chip of solar cell water saving cleaning device; Comprise: prewash tank, alkaline bath, alkali potcher, descaling bath, acid rinse groove; Described each washing trough is adjacent successively; Wherein alkaline bath, descaling bath, acid rinse trench bottom are respectively arranged with inlet, are provided with overfall on the sidewall of all washing troughs, and the bottom of all washing troughs is provided with sewage draining exit; It is characterized in that: the inlet of described alkali potcher is arranged on the sidewall of alkali potcher, is provided with the bypass overflow pipe between the overfall of alkali potcher inlet and acid rinse groove; The inlet of described prewash tank is arranged on the sidewall of prewash tank, also is provided with the bypass overflow pipe between prewash tank inlet and the alkali potcher overfall.
2. according to the described silicon chip of solar cell water saving of claim 1 cleaning device, it is characterized in that: the inlet horizontal level of described alkali potcher is lower than the horizontal level of the overfall on the acid rinse groove.
3. according to claim 1 or 2 described silicon chip of solar cell water saving cleaning devices, it is characterized in that: the inlet horizontal level of described prewash tank is lower than the horizontal level of overfall on the alkali potcher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101887076A CN102315318B (en) | 2011-07-07 | 2011-07-07 | Water-saving washing device of solar battery silicon wafer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101887076A CN102315318B (en) | 2011-07-07 | 2011-07-07 | Water-saving washing device of solar battery silicon wafer |
Publications (2)
| Publication Number | Publication Date |
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| CN102315318A true CN102315318A (en) | 2012-01-11 |
| CN102315318B CN102315318B (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011101887076A Expired - Fee Related CN102315318B (en) | 2011-07-07 | 2011-07-07 | Water-saving washing device of solar battery silicon wafer |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580945A (en) * | 2012-03-09 | 2012-07-18 | 昆山亿富达电子有限公司 | Overflow washing device |
| CN102615077A (en) * | 2012-04-13 | 2012-08-01 | 保定天威英利新能源有限公司 | Solar battery silicon chip cleaning machine and control method thereof |
| CN102632051A (en) * | 2012-04-16 | 2012-08-15 | 江苏永能光伏科技有限公司 | Pure water secondary utilization device in dephosphorization silicate glass cleaning machine |
| CN102836842A (en) * | 2012-08-08 | 2012-12-26 | 晶海洋半导体材料（东海）有限公司 | Multi-groove circulating silicon wafer cleaning machine |
| CN102995044A (en) * | 2012-12-12 | 2013-03-27 | 巩义市恒星金属制品有限公司 | Acid-base pool water circulation system |
| CN106984584A (en) * | 2017-05-23 | 2017-07-28 | 禹州市银星专用磨料有限公司 | A kind of abrasive rinsing machine |
| CN113174598A (en) * | 2021-04-07 | 2021-07-27 | 无锡天控工业技术有限公司 | Water recycling method for tunnel type steel pipe acid pickling phosphating production line |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100132746A1 (en) * | 2008-11-28 | 2010-06-03 | Mitsubishi Materials Corporation | Apparatus and method for washing polycrystalline silicon |
| CN101773915A (en) * | 2010-01-20 | 2010-07-14 | 常州亿晶光电科技有限公司 | Multilevel circulating cleaning equipment for solar cell silicon wafers |
| CN101773916A (en) * | 2010-01-20 | 2010-07-14 | 常州亿晶光电科技有限公司 | Step-type multi-step silicon material cleaning equipment |
| CN202151623U (en) * | 2011-07-07 | 2012-02-29 | 苏州赤诚洗净科技有限公司 | Water-saving cleaning device for solar battery silicon wafers |
-
2011
- 2011-07-07 CN CN2011101887076A patent/CN102315318B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100132746A1 (en) * | 2008-11-28 | 2010-06-03 | Mitsubishi Materials Corporation | Apparatus and method for washing polycrystalline silicon |
| CN101773915A (en) * | 2010-01-20 | 2010-07-14 | 常州亿晶光电科技有限公司 | Multilevel circulating cleaning equipment for solar cell silicon wafers |
| CN101773916A (en) * | 2010-01-20 | 2010-07-14 | 常州亿晶光电科技有限公司 | Step-type multi-step silicon material cleaning equipment |
| CN202151623U (en) * | 2011-07-07 | 2012-02-29 | 苏州赤诚洗净科技有限公司 | Water-saving cleaning device for solar battery silicon wafers |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580945A (en) * | 2012-03-09 | 2012-07-18 | 昆山亿富达电子有限公司 | Overflow washing device |
| CN102615077A (en) * | 2012-04-13 | 2012-08-01 | 保定天威英利新能源有限公司 | Solar battery silicon chip cleaning machine and control method thereof |
| CN102615077B (en) * | 2012-04-13 | 2014-08-27 | 保定天威英利新能源有限公司 | Solar battery silicon chip cleaning machine and control method thereof |
| CN102632051A (en) * | 2012-04-16 | 2012-08-15 | 江苏永能光伏科技有限公司 | Pure water secondary utilization device in dephosphorization silicate glass cleaning machine |
| CN102836842A (en) * | 2012-08-08 | 2012-12-26 | 晶海洋半导体材料（东海）有限公司 | Multi-groove circulating silicon wafer cleaning machine |
| CN102836842B (en) * | 2012-08-08 | 2014-07-16 | 晶海洋半导体材料（东海）有限公司 | Multi-groove circulating silicon wafer cleaning machine |
| CN102995044A (en) * | 2012-12-12 | 2013-03-27 | 巩义市恒星金属制品有限公司 | Acid-base pool water circulation system |
| CN106984584A (en) * | 2017-05-23 | 2017-07-28 | 禹州市银星专用磨料有限公司 | A kind of abrasive rinsing machine |
| CN113174598A (en) * | 2021-04-07 | 2021-07-27 | 无锡天控工业技术有限公司 | Water recycling method for tunnel type steel pipe acid pickling phosphating production line |
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| Publication number | Publication date |
|---|---|
| CN102315318B (en) | 2012-12-12 |
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Granted publication date: 20121212 Termination date: 20130707 |