CN203741143U - Electrolysis pretreatment system of saliferous wastewater in mine - Google Patents
Electrolysis pretreatment system of saliferous wastewater in mine Download PDFInfo
- Publication number
- CN203741143U CN203741143U CN201320839309.0U CN201320839309U CN203741143U CN 203741143 U CN203741143 U CN 203741143U CN 201320839309 U CN201320839309 U CN 201320839309U CN 203741143 U CN203741143 U CN 203741143U
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- CN
- China
- Prior art keywords
- outlet
- calcium
- mine
- import
- settling tank
- 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
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- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 14
- 239000002351 wastewater Substances 0.000 title abstract description 9
- ZFXVRMSLJDYJCH-UHFFFAOYSA-N calcium magnesium Chemical compound [Mg].[Ca] ZFXVRMSLJDYJCH-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 20
- 239000011347 resin Substances 0.000 claims abstract description 14
- 229920005989 resin Polymers 0.000 claims abstract description 14
- 239000004576 sand Substances 0.000 claims abstract description 13
- 239000012528 membrane Substances 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 229910001425 magnesium ion Inorganic materials 0.000 claims abstract description 8
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims abstract description 7
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910001424 calcium ion Inorganic materials 0.000 claims abstract description 7
- 230000008676 import Effects 0.000 claims description 22
- 239000012267 brine Substances 0.000 claims description 15
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 15
- 239000002699 waste material Substances 0.000 claims description 15
- 239000002244 precipitate Substances 0.000 claims description 14
- 238000010521 absorption reaction Methods 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 18
- 239000002253 acid Substances 0.000 abstract description 4
- 239000003513 alkali Substances 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052791 calcium Inorganic materials 0.000 abstract description 2
- 239000011575 calcium Substances 0.000 abstract description 2
- 229910052749 magnesium Inorganic materials 0.000 abstract description 2
- 239000011777 magnesium Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 2
- 229920002521 macromolecule Polymers 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 230000001376 precipitating effect Effects 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 238000001179 sorption measurement Methods 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 7
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- 239000006228 supernatant Substances 0.000 description 6
- 238000005273 aeration Methods 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- 239000000047 product Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000009287 sand filtration Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model discloses an electrolysis pretreatment system of saliferous wastewater in mine. The system comprises a collecting reservoir for naturally precipitating saliferous wastewater in mine, a calcium-magnesium settling pond for removing magnesium ions and calcium ions, an inclined plate settling pond for primary filtration, a sand filtering tank for secondary filtration, a resin adsorption device for deep purification of calcium-magnesium ions, and an ultra-filtration membrane device for baffling macromolecules and suspended matters. The indexes of calcium and magnesium in the treated wastewater meet the requirement of reuse, and ultra-filtration contributing water can be introduced into an electrolytic cell for producing acid and alkali. The electrolysis pretreatment system effectively combines a conventional process with modern techniques, valuable metals in wastewater are recycled, the utilization rate of resource is improved, the water quality of mine is improved, and the environment is protected.
Description
Technical field
The utility model relates to the electrolysis pretreatment system of a kind of mine brine waste.
Background technology
Environmental issue becomes at present each enterprise and thinks that sustainable development all wants a problem urgently to be resolved hurrily.Particularly, for bargh, outer row's waste water not only turbidity is high, and often contains poisonous heavy metal, even prussiate etc.Therefore, recycle valuable resource wherein how, improves the cyclic utilization rate of mine wastewater, becomes the new task of vast bargh.The utility model patent is mainly for the purifying problem of certain mine brine waste and design.
Utility model content
The utility model provides the electrolysis pretreatment system of a kind of mine brine waste, and it has overcome the existing deficiency of background technology.The technical scheme adopting that the utility model solves its technical problem is: the electrolysis pretreatment system of a kind of mine brine waste, it is characterized in that: it comprises: for mine brine waste being carried out to the collecting tank of natural subsidence, for removing the calcium magnesium precipitate pond of magnesium ion and calcium ion, for carrying out the inclined-plate clarifying basin of primary filter, for the sand filter of secondary filtration, for carrying out resin absorption device and the ultra-filtration membrane device for macromole and suspended substance are tackled of the deep purifying of calcium ions and magnesium ions, wherein:
The outlet of collecting tank is connected with the import in calcium magnesium precipitate pond;
The outlet in calcium magnesium precipitate pond is connected with the import of inclined-plate clarifying basin;
The outlet of inclined-plate clarifying basin is connected with the import of sand filter;
The outlet of sand filter is connected with the import of resin absorption device;
The outlet of resin absorption device is connected with the import of ultra-filtration membrane device.
Among one preferred embodiment: described calcium magnesium precipitate pond comprises demagging settling tank and deliming settling tank, the outlet of collecting tank is connected with the import of demagging settling tank, the outlet of demagging settling tank is connected with the import of deliming settling tank, and the outlet of deliming settling tank is connected with inclined-plate clarifying basin.
The technical program is compared with background technology, and its tool has the following advantages:
1. mine brine waste enters after collecting tank, natural subsidence in collecting tank, again the former water after natural subsidence is incorporated into calcium magnesium precipitate pond, under the condition of aeration, carry out demagging and deliming operation, then the supernatant liquor after deliming demagging operation is introduced to inclined-plate clarifying basin and carry out elementary precipitation, filter, through sand filter, carry out secondary filtration again, then the supernatant liquor after sand filtration is introduced to the deep purifying that resin absorption device carries out calcium magnesium, finally by ultra-filtration membrane device, macromole and suspended substance are tackled and obtained ultrafiltration and produce water, calcium magnesium index in this ultrafiltration product water has reached the requirement of recycling, ultrafiltration can be produced to water introducing electrolyzer and carry out acid, the production of alkali.This electrolysis pretreatment system, effectively traditional technology and the effective combination of modern technologies, reclaims the valuable metal in waste water, improves the utilization ratio of resource, improves mine water quality, environmental friendliness.
2. former water is introduced into demagging settling tank and adds sodium hydroxide to carry out demagging operation, is entering deliming settling tank and is adding sodium carbonate to carry out deliming operation, guarantees the clarity of the rear water quality of precipitation.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 has illustrated the schematic flow sheet of electrolysis pretreatment system of a kind of mine brine waste of a preferred embodiment.
Embodiment
Please refer to Fig. 1, one preferred embodiment of the electrolysis pretreatment system of a kind of mine brine waste, the electrolysis pretreatment system of described a kind of mine brine waste, it comprises collecting tank 1, calcium magnesium precipitate pond 2, inclined-plate clarifying basin 3, sand filter 4, resin absorption device 5 and ultra-filtration membrane device 6.
Described collecting tank 1 is for carrying out natural subsidence by mine brine waste.The outlet of collecting tank is connected with the import in calcium magnesium precipitate pond.
Described calcium magnesium precipitate pond 2 is for removing magnesium ion and calcium ion, and the outlet in calcium magnesium precipitate pond is connected with the import of inclined-plate clarifying basin.In the present embodiment, described calcium magnesium precipitate pond 2 comprises demagging settling tank 21 and deliming settling tank 22, the outlet of collecting tank 1 is connected with the import of demagging settling tank 21, the outlet of demagging settling tank 21 is connected with the import of deliming settling tank 22, and the outlet of deliming settling tank 22 is connected with inclined-plate clarifying basin 3.Former water after natural subsidence in collecting tank is entered to demagging settling tank, and under the condition of aeration, add a certain amount of sodium hydroxide and stir, the pH value to 12 of regulator solution, to remove magnesium; Again the supernatant liquor after demagging is introduced to deliming settling tank, and under the condition of aeration, add a certain amount of sodium carbonate and stir, to remove calcium.Through above-mentioned demagging and deliming step, calcium magnesium total content is controlled at 1 mg/litre left and right.Meanwhile, former water first carries out demagging operation, then carries out deliming operation, guarantees the clarity of the rear water quality of precipitation.
Described inclined-plate clarifying basin 3 is for carrying out primary filter, and the outlet of inclined-plate clarifying basin is connected with the import of sand filter.
Described sand filter 4 is for secondary filtration, and the outlet of sand filter is connected with the import of resin absorption device.
Described resin absorption device 5 is for carrying out the deep purifying of calcium ions and magnesium ions, and the outlet of resin absorption device 5 is connected with the import of ultra-filtration membrane device.In the present embodiment, described resin model used is D403 or D751.
Described ultra-filtration membrane device 6 is for macromole and suspended substance are tackled, and the outlet of ultra-filtration membrane device is connected to carry out the production of acid, alkali with the import of electrolyzer.Ultrafiltration after ultra-filtration membrane device is produced its turbidity of water and is controlled at below 0.5ntu.
Mine brine waste enters after collecting tank, natural subsidence in collecting tank, again the former water after natural subsidence is incorporated into demagging settling tank, under the condition of aeration, add sodium hydroxide to carry out demagging operation, again the supernatant liquor after demagging is introduced to deliming settling tank, under aeration condition, add sodium carbonate to carry out deliming operation, then the supernatant liquor after deliming operation is introduced to inclined-plate clarifying basin and carry out elementary precipitation, filter, through sand filter, carry out secondary filtration again, then the supernatant liquor after sand filtration is introduced to the deep purifying that resin absorption device carries out calcium magnesium, finally by ultra-filtration membrane device, macromole and suspended substance are tackled and obtained ultrafiltration and produce water, calcium magnesium index in this ultrafiltration product water has reached the requirement of recycling, ultrafiltration can be produced to water introducing electrolyzer and carry out acid, the production of alkali.This electrolysis pretreatment system, effectively traditional technology and the effective combination of modern technologies, reclaims the valuable metal in waste water, improves the utilization ratio of resource, improves mine water quality, environmental friendliness.
The above, it is only the utility model preferred embodiment, therefore can not limit according to this scope that the utility model is implemented, the equivalence of doing according to the utility model the scope of the claims and description changes and modifies, and all should still belong in the scope that the utility model contains.
Claims (2)
1. the electrolysis pretreatment system of a mine brine waste, it is characterized in that: it comprises: for mine brine waste being carried out to the collecting tank of natural subsidence, for removing the calcium magnesium precipitate pond of magnesium ion and calcium ion, for carrying out the inclined-plate clarifying basin of primary filter, for the sand filter of secondary filtration, for carrying out resin absorption device and the ultra-filtration membrane device for macromole and suspended substance are tackled of the deep purifying of calcium ions and magnesium ions, wherein:
The outlet of collecting tank is connected with the import in calcium magnesium precipitate pond;
The outlet in calcium magnesium precipitate pond is connected with the import of inclined-plate clarifying basin;
The outlet of inclined-plate clarifying basin is connected with the import of sand filter;
The outlet of sand filter is connected with the import of resin absorption device;
The outlet of resin absorption device is connected with the import of ultra-filtration membrane device.
2. the electrolysis pretreatment system of a kind of mine according to claim 1 brine waste, it is characterized in that: described calcium magnesium precipitate pond comprises demagging settling tank and deliming settling tank, the outlet of collecting tank is connected with the import of demagging settling tank, the outlet of demagging settling tank is connected with the import of deliming settling tank, and the outlet of deliming settling tank is connected with inclined-plate clarifying basin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320839309.0U CN203741143U (en) | 2013-12-18 | 2013-12-18 | Electrolysis pretreatment system of saliferous wastewater in mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320839309.0U CN203741143U (en) | 2013-12-18 | 2013-12-18 | Electrolysis pretreatment system of saliferous wastewater in mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203741143U true CN203741143U (en) | 2014-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320839309.0U Expired - Lifetime CN203741143U (en) | 2013-12-18 | 2013-12-18 | Electrolysis pretreatment system of saliferous wastewater in mine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203741143U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105174561A (en) * | 2015-09-10 | 2015-12-23 | 陕西省石油化工研究设计院 | Treatment process of high-salinity concentrated water difficult to biodegrade |
| CN110054353A (en) * | 2019-04-17 | 2019-07-26 | 安徽建筑大学 | A kind of waste incineration and generating electricity percolation liquid treating system |
-
2013
- 2013-12-18 CN CN201320839309.0U patent/CN203741143U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105174561A (en) * | 2015-09-10 | 2015-12-23 | 陕西省石油化工研究设计院 | Treatment process of high-salinity concentrated water difficult to biodegrade |
| CN110054353A (en) * | 2019-04-17 | 2019-07-26 | 安徽建筑大学 | A kind of waste incineration and generating electricity percolation liquid treating system |
| CN110054353B (en) * | 2019-04-17 | 2022-09-06 | 安徽建筑大学 | Garbage incineration power generation leachate treatment system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140730 |