CN104162527B - Cleaning to back-panel glass in a kind of thin-film solar cells production - Google Patents
Cleaning to back-panel glass in a kind of thin-film solar cells production Download PDFInfo
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- CN104162527B CN104162527B CN201310345690.XA CN201310345690A CN104162527B CN 104162527 B CN104162527 B CN 104162527B CN 201310345690 A CN201310345690 A CN 201310345690A CN 104162527 B CN104162527 B CN 104162527B
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- 238000004140 cleaning Methods 0.000 title claims abstract description 65
- 239000011521 glass Substances 0.000 title claims abstract description 60
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 239000010409 thin film Substances 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 24
- 239000007921 spray Substances 0.000 claims description 47
- 238000010926 purge Methods 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000008367 deionised water Substances 0.000 claims description 13
- 229910021641 deionized water Inorganic materials 0.000 claims description 13
- 238000001035 drying Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 239000012459 cleaning agent Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000007688 edging Methods 0.000 abstract description 11
- 239000012535 impurity Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000003475 lamination Methods 0.000 abstract description 6
- 239000005416 organic matter Substances 0.000 abstract description 4
- 239000004519 grease Substances 0.000 abstract description 3
- -1 particulate Substances 0.000 abstract 1
- 238000007664 blowing Methods 0.000 description 4
- 239000005357 flat glass Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000608 laser ablation Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 208000011580 syndromic disease Diseases 0.000 description 2
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 2
- 229920005479 Lucite® Polymers 0.000 description 1
- 229920000572 Nylon 6/12 Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010730 cutting oil Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000005336 safety glass Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B11/00—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto
- B08B11/04—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto specially adapted for plate glass, e.g. prior to manufacture of windshields
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/022—Cleaning travelling work
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
Cleaning to back-panel glass in a kind of thin-film solar cells production, this technique is applicable to the back-panel glass after edging chamfering to carry out prerinse, belong to manufacture of solar cells Xian tetra-road cleanings, mainly scrub by round brush, rinsing, the processes such as air knife oven dry, remove the impurity such as particulate, organic matter, grease, chip of the back-panel glass remained on surface after edging chamfering, can effectively improve the follow-up lamination process quality of production line, the efficiency that improves battery is played to vital effect.
Description
Technical field
The invention belongs to thin-film solar cells manufacturing technology field, relate to clear in thin-film solar cells production processWash technique, be specifically applicable to the cleaning of carrying out the back-panel glass after edging chamfering before lamination.
Background technology
Cleaning to the back-panel glass after edging chamfering before lamination on existing amorphous silicon thin-film solar cell production lineMachine is all the cleaning machine of continuing to use TFT production line, and cleaning is also to continue to use the cleaning of TFT production line. Thin film solar electricityPond in process of production, at least needs to carry out four times and cleans, and is respectively: clear to the transparent TCO base plate glass after edging chamferingWash, transparent TCO base plate glass carry out the clear limit of P4 laser ablation the 4th time before the cleaning after laser ablation for the first time, laminationCleaning to the back-panel glass after edging chamfering before the cleaning of transparent TCO base plate glass afterwards and lamination, traditional method is profitUse a cleaning machine to complete four cleanings by cleaning on TFT production line. And in thin-film solar cells production processAfter middle different operation, glass surface can residual different impurity and residue, the inevitable respectively phase not of the technique of its cleaning and methodWith. Obviously the basic like this demand that can not meet cleannes, can not shoot the arrow at the target according to the difference of impurity and residue. UtilizeCleaning machine on TFT production line can not be applicable to the individual character requirement for cleaning to the back-panel glass after edging chamfering, TFT production lineOn cleaning machine technique more complicated, long flow path, cost is high, investment is large, makes like this system of amorphous silicon thin-film solar cellCause this greatly to increase.
Summary of the invention
The present invention can not meet carrying out the clear of edging chamfering back-panel glass afterwards in order to solve traditional cleaningWash the technical problem of demand, designed the cleaning to back-panel glass in a kind of thin-film solar cells production, utilize this clearWash the impurity such as particulate that technique can remove the backboard safety glass remained on surface after edging chamfering, organic matter, grease, chip,Can effectively improve follow-up lamination process quality, play vital effect to improving cell power generation efficiency.
The technical solution used in the present invention is: the cleaning to back-panel glass in a kind of thin-film solar cells production,Key is: this technique is to scrub matching purge by the pre-spray wash chamber, the round brush that set gradually on glass transfer rollerChamber, again spray wash chamber, rinsing chamber and dry that chamber realizes, described processing step comprises:
A, pre-spray clean: will spray in advance wash chamber and be controlled under normal temperature state, and using deionized water as cleaning fluid, willThe one group of nozzle assembly arranging respectively at transfer roller upper and lower 90-110mm place sprays in advance as cleaning means, wherein, everyGroup nozzle assembly comprises 18-25 fan nozzle, and the flow of each nozzle under 0.12-0.16Mpa pressure is 1-1.1L/min；
B, round brush are scrubbed matching purge: round brush is scrubbed to matching purge chamber and is controlled at 45 DEG C ± 2 DEG C temperature, will go fromSub-water is as spray liquid, using the one group of nozzle assembly arranging respectively at transfer roller upper and lower 90-110mm place as cleaning meansSpray, meanwhile, what use was 300 ~ 600rpm at the rotating speed arranging respectively apart from transfer roller upper and lower 0-8mm place rollsScrub, wherein, every group of nozzle assembly comprises 30-35 fan nozzle, and each nozzle is at 0.12-0.16Mpa pressureUnder flow be 1-1.1L/min;
C, spray cleaning again: will again spray wash chamber and be controlled under normal temperature state, using deionized water as cleaningAgent, sprays the one group of nozzle assembly arranging respectively at transfer roller upper and lower 90-110mm place again as cleaning meansClean, wherein, every group of nozzle assembly comprises 18-25 fan nozzle, the flow of each nozzle under 0.3-0.4Mpa pressureFor 1-1.15L/min;
D, rinsing: in rinsing chamber, upper and lower back-panel glass surface is rinsed;
E, oven dry: drying in chamber, by upper and lower back-panel glass skin drying, complete whole cleaning process.
The described quantity that again sprays wash chamber is 2, be set in turn in round brush scrub matching purge chamber after,Before rinsing chamber.
The quantity of described rinsing chamber is 2, be set in turn in again spray wash chamber after, dry chamber itBefore, rinsing chamber is controlled under normal temperature, using deionized water as purificant, by glass transfer roller upper and lower 90-110mm placeThe one group of nozzle assembly arranging respectively carries out rinsing as cleaning means, and wherein, every group of nozzle assembly comprises that 15-20 is individual fan-shapedNozzle, the flow of each nozzle under 0.12-0.16Mpa pressure is 1-1.15L/min.
The quantity of described oven dry chamber is 2, after being set in turn in rinsing chamber, on this basis, described bakingDry process comprises:
E1, one-level air knife purge dries: in the first oven dry chamber, carry out, utilize transfer roller upper and lower 0-8mm place respectivelyThe one-level air knife arranging is dried, and wherein, the angle of one-level air knife and glass direct of travel is 60 °-80 °, the wind-warm syndrome blowing outDegree is 25 ~ 50 DEG C, and air quantity is 200 ~ 700m3/h；
E2, secondary air knife purge dries: in the second oven dry chamber, carry out, utilize transfer roller upper and lower 0-8mm place respectivelyThe secondary air knife arranging is dried, and wherein, the angle of secondary air knife and glass direct of travel is 60 °-80 °, the wind-warm syndrome blowing outDegree is 25 ~ 80 DEG C, and air quantity is 200 ~ 700m3/h。
The invention has the beneficial effects as follows: 1, by main four steps required in manufacture of solar cells process are cleaned to demandResearch, designed technical solution of the present invention, the cleaning in this programme is applicable to back-panel glass after edging chamferingClean, broken tradition to the unified way that adopts a kind of cleaning process flow of four step cleaning demands, make glass surface dirtThe cleaning of stain is more pointed, and cleaning performance is more remarkable, and has effectively saved cost; 2, utilize this technique to the back of the bodyThe cleaning of glass sheet, particulate, fingerprint, cutting oil, plastics, rubber and the glass that can effectively remove back-panel glass surface separateThe impurity such as material (lucite, a small amount of remaining chip); 3, clean front every square metre of glass that granule number is greater than 2000Substrate clearance rate>=95%; Before cleaning, granule number is less than 2000, every square metre of granule number<100 after cleaning, particle size>25 micro-Rice, is equal to the requirement of 10000 grade clean rooms; 4, under spotlight, detect by an unaided eye, glass surface is without particle and cut; 5,Organic matter: ensure contact angle≤15 degree of glass after cleaning; 6, former cleaning processing equipment overall length 16000mm, adopts new clearWash process equipment overall length 4260mm, reduced cost of investment.
Brief description of the drawings
The structural representation of each chamber in the present invention.
In accompanying drawing, the 1st, spray in advance wash chamber, the 2nd, round brush is scrubbed matching purge chamber, and the 3rd, again spray wash chamber,The 4th, rinsing chamber, the 5th, dry chamber, 4-1 is the first rinsing chamber, and 4-2 is the second rinsing chamber, and 5-1 is the first drying cavityChamber, 5-2 is the second oven dry chamber, the 6th, secondary air knife, 6-1 is secondary air blast, and 6-2 is heater, and 6-3 is secondary air mistakeFilter, the 7th, one-level air knife, 6-1 is one-level air blast, 6-2 is main air filter, the 8th, round brush, the 9th, transfer roller, arrow tableShow back-panel glass direction of transfer.
Detailed description of the invention
Thin-film solar cells produce in a cleaning to back-panel glass, this technique is by glass transfer rollerPre-spray wash chamber 1, the round brush setting gradually on 9 scrubbed matching purge chamber 2, again sprayed wash chamber 3, rinsing chamber4 and dry chamber 5 and realize, described processing step comprises:
A, pre-spray clean: will spray in advance wash chamber 1 and be controlled under normal temperature state, and using deionized water as cleaning fluid,The one group of nozzle assembly arranging respectively at transfer roller upper and lower 90-110mm place is sprayed in advance as cleaning means, wherein,Every group of nozzle assembly comprises 18-25 fan nozzle, and the flow of each nozzle under 0.12-0.16Mpa pressure is 1-1.1L/min；
B, round brush are scrubbed matching purge: round brush is scrubbed to matching purge chamber 2 and be controlled at 45 DEG C ± 2 DEG C temperature, will goIonized water is as spray liquid, using the one group of nozzle assembly arranging respectively at transfer roller upper and lower 90-110mm place as scavengerTool sprays, and meanwhile, use is 300 ~ 600rpm at the rotating speed arranging respectively apart from transfer roller upper and lower 0-8mm placeRound brush 8 is scrubbed, and wherein, every group of nozzle assembly comprises 30-35 fan nozzle, and each nozzle is pressed at 0.12-0.16MpaFlow under power is 1-1.1L/min;
C, spray cleaning again: will again spray wash chamber 3 and be controlled under normal temperature state, using deionized water as cleaningAgent, sprays the one group of nozzle assembly arranging respectively at transfer roller upper and lower 90-110mm place again as cleaning meansClean, wherein, every group of nozzle assembly comprises 18-25 fan nozzle, the flow of each nozzle under 0.3-0.4Mpa pressureFor 1-1.15L/min;
D, rinsing: in rinsing chamber 4, upper and lower back-panel glass surface is rinsed;
E, oven dry: drying in chamber 5, by upper and lower back-panel glass skin drying, complete whole cleaning process.
In order thoroughly the impurity of the base plate glass remained on surface after round brush and cleaning agent matching purge to be removed, more describedThe quantity of inferior spray wash chamber 3 is 2, be set in turn in round brush scrub matching purge chamber 2 after, before rinsing chamber 4.
In order to strengthen wash effect to make the cleaning of glass meet cleannes demand, the quantity of described rinsing chamber 4Be 2, be set in turn in again spray wash chamber 3 after, dry before chamber 5, rinsing chamber 4 is controlled at normal temperatures,Using deionized water as purificant, one group of nozzle assembly that transfer roller upper and lower 90-110mm place is arranged is respectively as cleaningInstrument carries out rinsing, and wherein, every group of nozzle assembly comprises 15-20 fan nozzle, and each nozzle is pressed at 0.12-0.16MpaFlow under power is 1-1.15L/min.
In order to strengthen drying effect, the quantity of described oven dry chamber 5 is 2, after being set in turn in rinsing chamber 4,On this basis, described baking operation step comprises:
E1, one-level air knife purge dries: in the first oven dry chamber 5-1, carry out, utilize transfer roller upper and lower 0-8mm placeThe one-level air knife 7 arranging is respectively dried, and wherein, one-level air knife 7 is 60 °-80 ° with the angle of glass direct of travel, blows outAir temperature be 25 ~ 50 DEG C, air quantity is 200 ~ 700m3/h；
E2, secondary air knife purge dries: in the second oven dry chamber 5-2, carry out, utilize transfer roller upper and lower 0-8mm placeThe secondary air knife 6 arranging is respectively dried, and wherein, secondary air knife 6 is 60 °-80 ° with the angle of glass direct of travel, blows outAir temperature be 25 ~ 80 DEG C, air quantity is 200 ~ 700m3/h。
For the fingerprint of glass surface, cutting wet goods residue are removed, described alkalescent cleaning agent be concentration be 2% ~5% NaOH or KOH or TMAH cleaning agent.
In order to meet the cleaning pressure demand in this technical process, described nozzle is that material is that SUS303, bore are 1/8Very little, spray angle is the fan nozzle of 90 °.
The material of described round brush 8 is that nylon 612, diameter are ￠ 0.1 ~ ￠ 0.063. Use this material and diameterRound brush, can, when protective substrate glass surface is not by scratching, reach good cleaning effect.
The air feed system structure of described one-level air knife 7 comprises one-level air blast 7-1 and defeated with one-level air blast wind-forceGo out the main air filter 7-2 that end connects, the output of main air filter 7-2 and the wind-force input of one-level air knife 7Connect.
The air feed system structure of described secondary air knife 6 comprises secondary air blast 6-1, exports with secondary air blast wind-forceThe heater 6-2 that end connects and the secondary air filter 6-3 being connected with heater output, secondary air filter 6-3'sOutput is connected with the wind-force input of secondary air knife 6.
Described one-level air knife 7, secondary air knife 6 is that material is the cylinder structure of SUS304.
In the specific implementation, referring to the structural representation of the purging system based on this cleaning shown in accompanying drawing 1. At the back of the bodyOn glass sheet transfer roller 9, according to production line order set gradually pre-spray wash chamber 1, round brush is scrubbed matching purge chamber2,2 of chambers spray wash chamber, 2 rinsing chambers and 2 oven dry chambers again, and back-panel glass to be cleaned is passed through upper successivelyState each chamber, utilize this cover cleaning can remove the particulate of the back-panel glass remained on surface after edging chamfering, organic matter,The impurity such as grease, chip, can effectively improve the lamination quality of production line subsequent technique.
In pre-spray wash chamber 1, arrange respectively at back-panel glass transfer roller 9 upper and lower 90-110mm places one groupNozzle assembly. In cleaning process, this chamber temp is controlled to normal temperature, sprays in advance by deionized water, wherein, nozzle is materialMatter is that SUS303, bore are that 1/8 cun, spray angle are the fan nozzle of 90 °, and every group of nozzle assembly comprises 21 fan-shaped spraysMouth, the flow of each nozzle under 0.15Mpa pressure is 1.06L/min.
Scrub in matching purge chamber 2 the one group of spray arranging respectively at transfer roller 9 upper and lower 90-110mm places at round brushNozzle assembly, is controlled at the temperature in this chamber at 45 DEG C ± 2 DEG C, with deionized water spray, and apart from transfer roller upper and lower 0-The rotating speed that 8mm place arranges is respectively that the round brush of 300 ~ 600rpm is scrubbed, wherein, every group of nozzle assembly comprise 32 fan-shapedNozzle, the flow of each nozzle under 0.15Mpa pressure is 1.06L/min;
Again spray in wash chamber 3 the one group of nozzle arranging respectively at transfer roller upper and lower 90-110mm place eachAssembly, will again spray wash chamber and be controlled under normal temperature state, sprays with deionized water, wherein, every group of nozzle assemblyComprise 21 fan nozzles, nozzle uses flow under 0.3Mpa pressure for 1L/min or adopts at 0.4Mpa pressureUnder the flow nozzle that is 1.15L/min;
The quantity of described rinsing chamber 4 is 2, be set in turn in again spray wash chamber 3 after, dry chamber 5, rinsing chamber 4 is controlled at normal temperatures, using deionized water as purificant, by through again spraying the backboard after operation beforeOne group of nozzle assembly that glass transfer roller upper and lower 90-110mm place arranges respectively carries out rinsing as cleaning means, wherein, everyGroup nozzle assembly comprises 15-20 fan nozzle, and the flow of each nozzle under 0.12-0.16Mpa pressure is 1-1.15L/Min, while specifically use, the nozzle quantity of the transfer roller upper and lower in can the first rinsing chamber 4-1 is set to 21,0.3Flow under Mpa pressure is that the flow under 1L/min or 0.4Mpa pressure is 1.15L/min, will be in the second rinsing chamber 4-2The nozzle quantity of transfer roller upper and lower be set to 17, the flow under 0.15Mpa pressure is 1.06L/min.
In order to strengthen drying effect, the quantity of described oven dry chamber 5 is 2, first dries chamber 5-1 and the second bakingDry chamber 5-2 after two chambers are set in turn in rinsing chamber 4, carries out in the first oven dry chamber 5-1, utilizes transfer rollerThe one-level air knife 7 that upper and lower 0-8mm place arranges is respectively dried, wherein, and one-level air knife 7 and back-panel glass direct of travelAngle is 60 °-80 °, with the angle of the perpendicular direction of back-panel glass direct of travel be 15 ° ~ 20 °, the air temperature blowing out is 25 ~ 50DEG C, air quantity is 200 ~ 700m3/ h, the air feed power source of one-level air knife is one-level air blast 7-1, one-level air blast 7-1 blows outAir flows to one-level air knife 7 through main air filter 7-2; In the second oven dry chamber 5-2, utilize transfer roller upper and lowerThe secondary air knife 6 that 0-8mm place of side arranges is respectively dried, and wherein, secondary air knife 6 with the angle of back-panel glass direct of travel is60 °-80 °, and the angle of the perpendicular direction of glass direct of travel: 15 ° ~ 20 °, the air temperature blowing out is 25 ~ 80 DEG C, and air quantity is200~700m3/h。
Claims (9)
- Thin-film solar cells produce in a cleaning to back-panel glass, it is characterized in that: this technique be byPre-spray wash chamber (1), the round brush setting gradually on glass transfer roller (9) scrubbed matching purge chamber (2), spray is clear againWash chamber (3), rinsing chamber (4) and dry that chamber (5) realizes, processing step comprises:A, pre-spray clean: will spray in advance wash chamber (1) and be controlled under normal temperature state, and using deionized water as cleaning fluid, willThe one group of nozzle assembly arranging respectively at transfer roller upper and lower 90-110mm place sprays in advance as cleaning means, wherein, everyGroup nozzle assembly comprises 18-25 fan nozzle, and the flow of each nozzle under 0.12-0.16Mpa pressure is 1-1.1L/min；B, round brush are scrubbed matching purge: round brush is scrubbed to matching purge chamber (2) and is controlled at 45 DEG C ± 2 DEG C temperature, will go fromSub-water is as spray liquid, using the one group of nozzle assembly arranging respectively at transfer roller upper and lower 90-110mm place as cleaning meansSpray, meanwhile, what use was 300 ~ 600rpm at the rotating speed arranging respectively apart from transfer roller upper and lower 0-8mm place rollsBrush (8) is scrubbed, and wherein, every group of nozzle assembly comprises 30-35 fan nozzle, and each nozzle is pressed at 0.12-0.16MpaFlow under power is 1-1.1L/min;C, spray cleaning again: will again spray wash chamber (3) and be controlled under normal temperature state, using deionized water as cleaningAgent, sprays the one group of nozzle assembly arranging respectively at transfer roller upper and lower 90-110mm place again as cleaning meansClean, wherein, every group of nozzle assembly comprises 18-25 fan nozzle, the flow of each nozzle under 0.3-0.4Mpa pressureFor 1-1.15L/min;D, rinsing: in rinsing chamber (4), upper and lower back-panel glass surface is rinsed;E, oven dry: drying in chamber (5), by upper and lower back-panel glass skin drying, complete whole cleaning process.
- 2. the cleaning to back-panel glass in a kind of thin-film solar cells production according to claim 1, its featureBe: the quantity of the described wash chamber of spray again (3) is 2, be set in turn in round brush scrub matching purge chamber (2) itAfterwards, rinsing chamber (4) before.
- 3. the cleaning to back-panel glass in a kind of thin-film solar cells production according to claim 1, its featureBe: the quantity of described rinsing chamber (4) is 2, be set in turn in again spray wash chamber (3) afterwards, dry chamber(5) before, rinsing chamber (4) is controlled at normal temperatures, using deionized water as purificant, by transfer roller upper and lower 90-One group of nozzle assembly that 110mm place arranges respectively carries out rinsing as cleaning means, and wherein, every group of nozzle assembly comprises 15-20 fan nozzles, the flow of each nozzle under 0.12-0.16Mpa pressure is 1-1.15L/min.
- 4. the cleaning to back-panel glass in a kind of thin-film solar cells production according to claim 1, its featureBe: the quantity of described oven dry chamber (5) is 2, is set in turn in rinsing chamber (4) afterwards, on this basis, describedBaking operation step comprises:E1, one-level air knife purge dries: in the first oven dry chamber (5-1), carry out, utilize transfer roller upper and lower 0-8mm punishmentNot She Zhi one-level air knife (7) dry, wherein, the angle of one-level air knife (7) and glass direct of travel is 60 °-80 °, blowsThe air temperature going out is 25 ~ 50 DEG C, and air quantity is 200 ~ 700m3/h；E2, secondary air knife purge dries: in the second oven dry chamber (5-2), carry out, utilize transfer roller upper and lower 0-8mm punishmentNot She Zhi secondary air knife (6) dry, wherein, the angle of secondary air knife (6) and glass direct of travel is 60 °-80 °, blowsThe air temperature going out is 25 ~ 80 DEG C, and air quantity is 200 ~ 700m3/h。
- 5. the cleaning to back-panel glass in producing according to a kind of thin-film solar cells described in claim 1 or 3, its spyLevy and be: described fan nozzle is that material is that SUS303, bore are that 1/8 cun, spray angle are the fan nozzle of 90 °.
- 6. the cleaning to back-panel glass in a kind of thin-film solar cells production according to claim 4, its featureBe: the air feed system structure of described one-level air knife (7) comprise one-level air blast (7-1) and with one-level air blast wind-forceThe main air filter (7-2) that output connects, the wind of the output of main air filter (7-2) and one-level air knife (7)Power input connects.
- 7. the cleaning to back-panel glass in a kind of thin-film solar cells production according to claim 4, its featureBe: the air feed system structure of described secondary air knife (6) comprises secondary air blast (6-1), defeated with secondary air blast wind-forceGo out the heater (6-2) of end connection and the secondary air filter (6-3) being connected with heater output, secondary air filtersThe output of device (6-3) is connected with the wind-force input of secondary air knife (6).
- 8. the cleaning to back-panel glass in a kind of thin-film solar cells production according to claim 4, its featureBe: described one-level air knife (7) is that material is the cylinder structure of SUS304.
- 9. the cleaning to back-panel glass in a kind of thin-film solar cells production according to claim 4, its featureBe: described secondary air knife (6) is that material is the cylinder structure of SUS304.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310345690.XA CN104162527B (en) | 2013-08-09 | 2013-08-09 | Cleaning to back-panel glass in a kind of thin-film solar cells production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310345690.XA CN104162527B (en) | 2013-08-09 | 2013-08-09 | Cleaning to back-panel glass in a kind of thin-film solar cells production |
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| CN104162527A CN104162527A (en) | 2014-11-26 |
| CN104162527B true CN104162527B (en) | 2016-06-08 |
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| CN104772313B (en) * | 2015-04-22 | 2017-08-04 | 蓝思科技股份有限公司 | A kind of cleaning method of sapphire wafer after plated film |
| CN111632936A (en) * | 2020-07-02 | 2020-09-08 | 深圳市汉东电子玻璃清洗设备有限公司 | Small-size cover plate cleaning machine and cleaning method thereof |
| CN114835405A (en) * | 2022-04-07 | 2022-08-02 | 河北视窗玻璃有限公司 | Preparation device and processing method of cold-bending glass |
| CN115301615B (en) * | 2022-09-15 | 2023-11-14 | 盐城雅楠智能科技有限公司 | Glass cleaning machine for screen production line and cleaning method thereof |
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| CN104162527A (en) | 2014-11-26 |
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Address after: No. 1518, Section 2, Muhua Road, xihanggang Economic Development Zone, Shuangliu County, Chengdu, Sichuan 610200 Patentee after: CHENGDU ZHONGPU TECHNOLOGY Co.,Ltd. Address before: No. 1518, Section 2, Muhua Road, xihanggang Economic Development Zone, Shuangliu County, Chengdu, Sichuan 610200 Patentee before: CHENGDU XUSHUANG SOLAR TECHNOLOGY Co.,Ltd. |
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Denomination of invention: A cleaning process for back plate glass in thin film solar cell production Effective date of registration: 20220315 Granted publication date: 20160608 Pledgee: Jinzhou Bank Co.,Ltd. Beijing Fuchengmen sub branch Pledgor: CHENGDU ZHONGPU TECHNOLOGY Co.,Ltd. Registration number: Y2022990000147 |