CN203763993U - Automatic chromium mud filtering device - Google Patents
Automatic chromium mud filtering device Download PDFInfo
- Publication number
- CN203763993U CN203763993U CN201420114548.4U CN201420114548U CN203763993U CN 203763993 U CN203763993 U CN 203763993U CN 201420114548 U CN201420114548 U CN 201420114548U CN 203763993 U CN203763993 U CN 203763993U
- Authority
- CN
- China
- Prior art keywords
- woolen
- making liquid
- lauter tub
- chromium mud
- input pipe
- 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.)
- Expired - Lifetime
Links
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 229910052804 chromium Inorganic materials 0.000 title claims abstract description 47
- 239000011651 chromium Substances 0.000 title claims abstract description 47
- 238000001914 filtration Methods 0.000 title claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 84
- 238000004140 cleaning Methods 0.000 claims abstract description 42
- 239000002699 waste material Substances 0.000 claims abstract description 15
- 239000007921 spray Substances 0.000 claims abstract description 13
- 239000012530 fluid Substances 0.000 claims description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 3
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 abstract description 8
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 abstract 1
- 235000008216 herbs Nutrition 0.000 description 7
- 210000002268 wool Anatomy 0.000 description 7
- 238000001556 precipitation Methods 0.000 description 5
- 238000005530 etching Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000005587 bubbling Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229940117975 chromium trioxide Drugs 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N chromium trioxide Inorganic materials O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The utility model discloses an automatic chromium mud automatic filtering device which comprises a settling tank, wherein the settling tank is internally provided with a vertically arranged filter bucket, a movable baffle is arranged at the bottom of the filter bucket, a filter screen for filtering a texture surface making liquid and collecting chromium mud from the texture surface making liquid is arranged on the side wall of the filter bucket, a texture surface making liquid input pipe is connected through the top face of the filter bucket which is internally provided with a pressure sensor, a cleaning liquid input pipe is arranged on the side wall of the settling tank and is provided with a spray header for spraying a cleaning liquid to the side wall of the filter bucket, a texture surface making liquid output pipe and a waste liquid output pipe are arranged below the settling tank, the cleaning liquid input pipe is connected to the cleaning liquid tank, and valves are respectively arranged on one sides of the texture surface making liquid output pipe and the waste liquid output pipe which are close to the settling tank. The automatic chromium mud filtering device disclosed by the utility model for a chromic acid texture surface making process of a polycrystalline silicon solar cell can immediately remove chromium mud produced in the texture surface making liquid, so that the texture surface making effect is guaranteed.
Description
Technical field
The utility model relates to chromium mud automatic filtering unit, is specifically related to the external chromium mud of a kind of polysilicon solar cell chromic acid making herbs into wool automatic filtering unit.
Background technology
In industrial production, the mixed acid solution making herbs into wool of chromic acid and hydrofluoric acid is one of conventional etching method, and described chromic acid is the chromium trioxide aqueous solution.But current chromic acid making herbs into wool, along with the carrying out of reaction can produce a large amount of chromium mud, along with the accumulation of chromium mud, can change the tension force of Woolen-making liquid, causes silicon chip and gaily decorated basket contact site response difference, produces flower basket mark and affects the solution life-span; The accumulation of chromium mud also can be stopped up bubbling pipe, affects bubbling function; Chromium mud remains on silicon chip, also can form washmarking and print, and affects making herbs into wool effect, thereby affects the photoelectric transformation efficiency of battery.
Utility model content
The purpose of this utility model is to provide a kind of chromium mud automatic filtering unit, for polycrystalline silicon solar cell chromic acid process for etching, can remove in time the chromium mud producing in Woolen-making liquid, ensures making herbs into wool effect.
For achieving the above object, the technical solution of the utility model is a kind of chromium mud automatic filtering unit of design, comprises stillpot, is provided with the perpendicular lauter tub of putting in described stillpot;
Described lauter tub bottom is provided with sideboard, and described sideboard is furnished with the drive unit that drives its opening and closing; Described lauter tub sidewall is provided with for filtering Woolen-making liquid and collecting the filter screen of chromium mud from Woolen-making liquid; Described lauter tub top connects and is connected with Woolen-making liquid input pipe; In described lauter tub, be provided with the pressure sensor for responding to precipitation chromium mud storage;
Described stillpot sidewall is provided with cleaning fluid input pipe, and described cleaning fluid input pipe is provided with the spray head for spray cleaning fluid to lauter tub sidewall;
Described stillpot is provided with Woolen-making liquid efferent duct and waste liquid efferent duct below lauter tub;
Described Woolen-making liquid input pipe, Woolen-making liquid efferent duct are connected to respectively texturing slot, and described Woolen-making liquid input pipe and Woolen-making liquid efferent duct are provided with the pump for delivery of Woolen-making liquid;
Described cleaning fluid input pipe is connected to cleaning liquid bath, and described cleaning fluid input pipe is provided with the pump for delivery of cleaning fluid;
Described Woolen-making liquid efferent duct and waste liquid efferent duct are being respectively equipped with valve near stillpot one side.
Preferably, described lauter tub is furnished with its rotating mechanism rotating in a circumferential direction of driving.
Preferably, described lauter tub sidewall is provided with the filter screen fixed strip for fixing filter screen.
Preferably, described lauter tub top seal, described pressure sensor is positioned at lauter tub top.
Preferably, described pump is air driven pump or magnetic drive pump.
Preferably, described Woolen-making liquid input pipe is provided with valve.
Preferably, described cleaning fluid input pipe is provided with valve.
Preferably, described cleaning fluid is water.
The chromium mud automatic filtering unit that the utility model provides, for polycrystalline silicon solar cell chromic acid process for etching, when chromium mud in Woolen-making liquid runs up to a certain degree, open within a certain period of time the pump on Woolen-making liquid input pipe, make the Woolen-making liquid input stillpot that contains chromium mud, after lauter tub filtering-depositing, the Woolen-making liquid of removing after chromium mud extracts by the pump on Woolen-making liquid efferent duct, comes back to texturing slot and recycles, pressure sensor in lauter tub can be responded to the storage of precipitation chromium mud, when the chromium mud in lauter tub runs up to a certain degree, close valve on Woolen-making liquid efferent duct, open valve on waste liquid efferent duct, open lauter tub bottom sideboard, and open the pump on cleaning fluid input pipe, cleaning fluid (as water) the input stillpot cleaning in liquid bath, spray cleaning fluid by the spray head on cleaning fluid input pipe to lauter tub sidewall, utilize chromium mud reunite before can be water-soluble characteristic, repeatedly rinse lauter tub by cleaning the water accessing in liquid bath with shape spray, chromium mud in lauter tub is rinsed well, waste liquid is discharged by waste liquid efferent duct.In the time that lauter tub rotates, can be better to the developing result of lauter tub.
The utility model is reached and is removed the chromium mud producing in making herbs into wool process by the external precipitation of texturing slot (filtration), circulation, flushing, and energy iterative cycles utilization after Woolen-making liquid is drawn back in texturing slot, saves cost, optimization making herbs into wool effect.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is further described.Following examples are only for the technical solution of the utility model is more clearly described, and can not limit protection domain of the present utility model with this.
The concrete technical scheme of implementing of the utility model is:
As shown in Figure 1, a kind of chromium mud automatic filtering unit, comprises stillpot 1, is provided with the perpendicular lauter tub 2 of putting in described stillpot 1, and described lauter tub 2 is furnished with its rotating mechanism (not shown) rotating in a circumferential direction of driving; Described lauter tub 2 sidewalls are provided with the filter screen fixed strip (not shown) for fixing filter screen 3;
Described lauter tub 2 bottoms are provided with sideboard 4, and described sideboard 4 is furnished with the drive unit (not shown) that drives its opening and closing; Described lauter tub 2 sidewalls are provided with for filtering Woolen-making liquid and collecting the filter screen 3 of chromium mud from Woolen-making liquid; Described lauter tub 2 tops connect and are connected with Woolen-making liquid input pipe 5; In described lauter tub 2, be provided with the pressure sensor 13 for responding to precipitation chromium mud storage, described lauter tub 2 top seals, described pressure sensor 13 is positioned at lauter tub 2 tops.
Described stillpot 1 sidewall is provided with cleaning fluid input pipe 6, and described cleaning fluid input pipe 6 is provided with the spray head 14 for spray cleaning fluid to lauter tub 2 sidewalls;
Described stillpot 1 is provided with Woolen-making liquid efferent duct 7 and waste liquid efferent duct 8 below lauter tub 2;
Described Woolen-making liquid input pipe 5, Woolen-making liquid efferent duct 7 are connected to respectively texturing slot 9, and described Woolen-making liquid input pipe 5 and Woolen-making liquid efferent duct 7 are provided with the air driven pump (or magnetic drive pump) 10 for delivery of Woolen-making liquid;
Described cleaning fluid input pipe 6 is connected to and cleans liquid bath 11, and described cleaning fluid input pipe 6 is provided with the air driven pump (or magnetic drive pump) 10 for delivery of cleaning fluid;
Described Woolen-making liquid efferent duct 7 and waste liquid efferent duct 8 are being respectively equipped with valve 12 near stillpot 1 one sides.Described Woolen-making liquid efferent duct 7 and Woolen-making liquid input pipe 5 are being respectively equipped with valve 12 near texturing slot 9 one sides.
Described Woolen-making liquid input pipe 5 is provided with 12, one, two valves near texturing slot 9 one sides, and another is near lauter tub 2 one sides.
Described cleaning fluid input pipe 6 is provided with valve 12.
Described cleaning fluid is water.
The chromium mud automatic filtering unit that the utility model provides, for polycrystalline silicon solar cell chromic acid process for etching, when chromium mud in Woolen-making liquid runs up to a certain degree, open within a certain period of time the air driven pump (or magnetic drive pump) 10 on Woolen-making liquid input pipe 5, make the Woolen-making liquid input stillpot 1 that contains chromium mud, after lauter tub 2 filtering-depositings, the Woolen-making liquid of removing after chromium mud extracts by the air driven pump (or magnetic drive pump) 10 on Woolen-making liquid efferent duct 7, comes back to texturing slot 9 and recycles, pressure sensor 13 in lauter tub 2 can be responded to the storage of precipitation chromium mud, when the chromium mud in lauter tub 2 runs up to a certain degree, close the valve 12(near stillpot 1 one sides on Woolen-making liquid efferent duct 7 and also can close the valve 12 near texturing slot 9 one sides on Woolen-making liquid efferent duct 7 simultaneously), open valve 12 on waste liquid efferent duct 8, open lauter tub 2 bottom sideboards 4, and open the air driven pump (or magnetic drive pump) 10 on cleaning fluid input pipe 6, cleaning fluid (as water) the input stillpot 1 cleaning in liquid bath 11, spray cleaning fluid by the spray head 14 on cleaning fluid input pipe 6 to lauter tub 2 sidewalls, utilize chromium mud reunite before can be water-soluble characteristic, repeatedly rinse lauter tub 2 by the water that cleans access in liquid bath 11 with shape spray, interior lauter tub 2 chromium mud is rinsed well, waste liquid is discharged by waste liquid efferent duct 8.In the time that lauter tub 2 rotates, can be better to the developing result of lauter tub 2.
This device also can be realized automation, carry out by-pass valve control by pressure sensor 13, chromium mud runs up to a certain degree, trigger pressure sensor 13, pressure sensor 13 is exported control signal, and Woolen-making liquid efferent duct 7 is closed automatically near the valve 12 of stillpot 1 one sides, and on waste liquid efferent duct 8, valve 12 is opened automatically, on cleaning fluid input pipe 6, valve 12 is opened automatically, thereby automatically lauter tub 2 is cleaned.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. chromium mud automatic filtering unit, is characterized in that, comprises stillpot, is provided with the perpendicular lauter tub of putting in described stillpot;
Described lauter tub bottom is provided with sideboard, and described sideboard is furnished with the drive unit that drives its opening and closing; Described lauter tub sidewall is provided with for filtering Woolen-making liquid and collecting the filter screen of chromium mud from Woolen-making liquid; Described lauter tub top connects and is connected with Woolen-making liquid input pipe; In described lauter tub, be provided with pressure sensor;
Described stillpot sidewall is provided with cleaning fluid input pipe, and described cleaning fluid input pipe is provided with the spray head for spray cleaning fluid to lauter tub sidewall;
Described stillpot is provided with Woolen-making liquid efferent duct and waste liquid efferent duct below lauter tub;
Described Woolen-making liquid input pipe, Woolen-making liquid efferent duct are connected to respectively texturing slot, and described Woolen-making liquid input pipe and Woolen-making liquid efferent duct are provided with the pump for delivery of Woolen-making liquid;
Described cleaning fluid input pipe is connected to cleaning liquid bath, and described cleaning fluid input pipe is provided with the pump for delivery of cleaning fluid;
Described Woolen-making liquid efferent duct and waste liquid efferent duct are being respectively equipped with valve near stillpot one side.
2. chromium mud automatic filtering unit according to claim 1, is characterized in that, described lauter tub is furnished with its rotating mechanism rotating in a circumferential direction of driving.
3. chromium mud automatic filtering unit according to claim 2, is characterized in that, described lauter tub sidewall is provided with the filter screen fixed strip for fixing filter screen.
4. according to the chromium mud automatic filtering unit described in any one in claim 1-3, it is characterized in that, described lauter tub top seal, described pressure sensor is positioned at lauter tub top.
5. chromium mud automatic filtering unit according to claim 4, is characterized in that, described pump is air driven pump or magnetic drive pump.
6. chromium mud automatic filtering unit according to claim 5, is characterized in that, described Woolen-making liquid input pipe is provided with valve.
7. chromium mud automatic filtering unit according to claim 6, is characterized in that, described cleaning fluid input pipe is provided with valve.
8. chromium mud automatic filtering unit according to claim 7, is characterized in that, described cleaning fluid is water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420114548.4U CN203763993U (en) | 2014-03-14 | 2014-03-14 | Automatic chromium mud filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420114548.4U CN203763993U (en) | 2014-03-14 | 2014-03-14 | Automatic chromium mud filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203763993U true CN203763993U (en) | 2014-08-13 |
Family
ID=51281241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420114548.4U Expired - Lifetime CN203763993U (en) | 2014-03-14 | 2014-03-14 | Automatic chromium mud filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203763993U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428219A (en) * | 2015-12-17 | 2016-03-23 | 欧贝黎新能源科技股份有限公司 | Water-cleaning circulating system and production line for substandard sheets produced in silk-screen printing |
-
2014
- 2014-03-14 CN CN201420114548.4U patent/CN203763993U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428219A (en) * | 2015-12-17 | 2016-03-23 | 欧贝黎新能源科技股份有限公司 | Water-cleaning circulating system and production line for substandard sheets produced in silk-screen printing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Liyang City, Jiangsu province 213300 Li Cheng Zhen Wu Changzhou city Tandu Road No. 8 Patentee after: Changzhou Shichuang Energy Co.,Ltd. Address before: 213300 Jiangsu city of Changzhou province Liyang Liyang Town of Wuhu Shanghai Road No. 168 building C Patentee before: CHANGZHOU SHICHUANG ENERGY TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |