CN220642851U - Lead zinc ore tailing water treatment device - Google Patents
Lead zinc ore tailing water treatment device Download PDFInfo
- Publication number
- CN220642851U CN220642851U CN202322320947.8U CN202322320947U CN220642851U CN 220642851 U CN220642851 U CN 220642851U CN 202322320947 U CN202322320947 U CN 202322320947U CN 220642851 U CN220642851 U CN 220642851U
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- CN
- China
- Prior art keywords
- water
- piece
- tank
- stirring
- sedimentation 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 80
- JQJCSZOEVBFDKO-UHFFFAOYSA-N lead zinc Chemical compound [Zn].[Pb] JQJCSZOEVBFDKO-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000003756 stirring Methods 0.000 claims abstract description 32
- 238000004062 sedimentation Methods 0.000 claims abstract description 30
- 238000005273 aeration Methods 0.000 claims abstract description 24
- 238000005086 pumping Methods 0.000 claims abstract description 20
- 239000004576 sand Substances 0.000 claims abstract description 20
- 239000003513 alkali Substances 0.000 claims abstract description 10
- 239000012528 membrane Substances 0.000 claims abstract description 8
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 abstract 1
- 239000002351 wastewater Substances 0.000 description 20
- 239000002245 particle Substances 0.000 description 14
- 239000010865 sewage Substances 0.000 description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000000126 substance Substances 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000006213 oxygenation reaction Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- WUOACPNHFRMFPN-UHFFFAOYSA-N alpha-terpineol Chemical compound CC1=CCC(C(C)(C)O)CC1 WUOACPNHFRMFPN-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 239000011028 pyrite Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The utility model provides a lead-zinc mine tail water treatment device which comprises a sedimentation tank, wherein an alkali adding mechanism is arranged in the middle of the upper surface of the sedimentation tank, the sedimentation tank is connected with an aeration tank through a first water pumping piece, an aeration pipe is arranged on the bottom surface of the aeration tank, the aeration tank is connected with a stirring tank through a second water pumping piece, a stirring piece is arranged in the stirring tank, the stirring tank is connected with an air floatation tank through a third water pumping piece, the air floatation tank is connected with a sand filter through a fourth water pumping piece, a filtering piece is arranged in the sand filter, and the sand filter is connected with a membrane bioreactor; the utility model can realize the tail water treatment of lead zinc ores and avoid environmental pollution.
Description
Technical Field
The utility model relates to the technical field of wastewater treatment, in particular to a lead zinc mine tail water treatment device.
Background
The lead-zinc ore wastewater is mainly water gushing in underground tunnels of mining and overflow water after tailings are deposited from tailings slurry in a tailings pond after dressing. The mine pit waste water is acidic generally due to the oxidation of ores and pyrite, and oxidized heavy metals such as copper, lead, zinc, cadmium, arsenic, hydrogen sulfide and the like are dissolved in water and are main pollutants of the mine pit waste water, and the waste water contains organic components such as hydrocarbon-based xanthogen-phenol, heavy metal ions dissolved in water by terpene alcohol, pollutants such as mineral dressing agents and the like.
In the prior art, lead-zinc ore wastewater is directly discharged, so that environmental pollution is caused, and the lead-zinc ore wastewater needs to be treated before being discharged.
Disclosure of Invention
In view of the above, the present utility model aims to provide a lead-zinc mine tail water treatment device capable of realizing lead-zinc mine tail water treatment and avoiding environmental pollution.
The utility model is realized by the following steps: the utility model provides a lead zinc mine tail water treatment device, includes the sedimentation tank, sedimentation tank upper surface middle part is provided with alkali mechanism, the sedimentation tank is connected with an aeration tank through first piece that draws water and sets up, the aeration tank bottom surface is provided with the aeration pipe, the aeration tank is connected with a stirring pond through second piece that draws water and sets up, be provided with the stirring piece in the stirring pond, the stirring pond is connected with an air supporting pond through third piece that draws water and sets up, the air supporting pond is connected with the sand filter through fourth piece that draws water and sets up, be provided with the filter in the sand filter, the sand filter is connected with a membrane bioreactor and is set up.
Further, the first piece that draws water, the second piece that draws water, third piece and fourth piece that draws water are the same in structure, the first piece that draws water includes the suction pump, the suction pump set up in right flank upper end in the sedimentation tank, the suction pump is connected with the suction pipe, the suction end of suction pipe set up in the sedimentation tank inner lower extreme, the suction pump is connected with the outlet pipe, the outlet pipe with the aeration tank is connected and is set up.
Further, the alkali adding mechanism comprises a supporting plate, the supporting plate set up in the sedimentation tank back and forth surface upper end, be provided with the storage silo in the backup pad, the storage silo lower surface is provided with out the hopper, just the hopper embedding set up in the backup pad, the discharge gate department of hopper is provided with the solenoid valve, the feed inlet has been seted up to the storage silo upper surface, be provided with the stopper that opens and shuts in the feed inlet.
Further, the stirring piece comprises a driving motor, the driving motor is embedded in the middle of the inner bottom surface of the stirring tank, the output end of the driving motor is connected with a rotating shaft, and stirring blades are arranged on the rotating shaft at equal intervals.
Further, the filter piece is a filter plate, and the filter plate is arranged at the inner upper end of the sand filter in a drawing way.
The utility model has the beneficial effects that: according to the utility model, a sedimentation tank, an alkali adding mechanism, an aeration tank, a sand filter tank and a membrane bioreactor are added in the device, so that after mine water is pumped out for sedimentation, a caustic soda adding mechanism is used for adding caustic soda to adjust PH to alkaline sedimentation for neutralization, then the neutralized wastewater liquid in the tank is contacted with air for oxygenation through the aeration tank, stirring of the liquid is accelerated, the aerated wastewater enters the stirring tank, PAM is added to gather small particles suspended in the wastewater into large particle sedimentation, the pH value is controlled to be about 8 in the stirring tank and then enters a lower air floatation tank, the wastewater and a medicament are sufficiently stirred and evenly sedimented, the wastewater and the polluted substances such as emulsified oil, tiny suspended particles and the like in the wastewater are adhered to air bubbles and float to the water surface together with the air bubbles to form a foam air-water-particle three-phase mixture, the wastewater is further naturally sedimented to remove the emulsified oil density tiny suspended particles, the suspended substances and solid particles in the water are further removed through the sand filter tank, the suspended solids are non-dissolved colloidal solid substances in the water, the sand filter tank can remove the large particle suspended substances in the water, the deep purified water quality is met, the sewage can be absorbed by the membrane bioreactor and the sewage can ensure that the sewage reaches the standard and the treatment effect is well after the sewage is discharged after the sewage reaches the treatment system is treated; the lead-zinc ore wastewater has different components and properties, a proper sewage process is selected according to sewage from different sources, the sewage discharge capacity is reduced, the maximum internal recycling is realized after the sewage reaches the standard, and the clean production of mining areas is realized.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural diagram of the alkali adding mechanism.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, the present utility model provides an embodiment: the utility model provides a lead zinc mine tail water treatment device, includes sedimentation tank 1, sedimentation tank 1 upper surface middle part is provided with and adds alkali mechanism 2, sedimentation tank 1 is connected through first piece 3 and an aeration tank 4 and is set up, aeration tank 4 bottom surface is provided with aeration pipe 41, aeration tank 4 is connected through second piece 41 and a stirring pond 5 and is set up, be provided with stirring piece 6 in the stirring pond 5, stirring pond 5 is connected through third piece 51 and an air supporting pond 7 and is set up, air supporting pond 7 is connected through fourth piece 71 and sand filter 8 and is set up, be provided with filter 9 in the sand filter 8, sand filter 8 is connected with a membrane bioreactor 10 and is set up. After mine water is pumped out for precipitation, caustic soda flakes are added through an alkali adding mechanism 2 to adjust pH to alkaline precipitation for neutralization, then neutralized wastewater liquid in the tank is contacted with air for oxygenation through an aeration tank 4, stirring of the liquid is accelerated, aerated wastewater enters a stirring tank 5, PAM is added to gather small particles suspended in the wastewater into large particles for sedimentation, the pH value is controlled to be about 8 in the stirring tank 5 and then the wastewater enters an air floatation tank 7 after the wastewater and a medicament are sufficiently and uniformly stirred for sedimentation, pollutants such as emulsified oil, tiny suspended particles and the like in the wastewater adhere to bubbles and float to the water surface together with the bubbles to form a three-phase mixture of foam air, water and particles, the sewage is further naturally sedimentated to remove the tiny suspended particles of the density of the emulsified oil, suspended substances and solid particles in the water are further removed by a sand filter 8, the suspended solids are undissolved non-colloidal solid substances in the water, the large particles suspended substances in the water can be removed by the sand filter 8, the water quality requirements of deep purification are met, the membrane bioreactor 10 can absorb heavy metals and impurities, and the sewage treatment system can well reach standard and ensure the sewage treatment effect after sewage treatment is discharged.
With continued reference to fig. 1, in an embodiment of the present utility model, the first water pumping member 3, the second water pumping member 41, the third water pumping member 51 and the fourth water pumping member 71 have the same structure, the first water pumping member 3 includes a water pump 31, the water pump 31 is disposed at an upper end of an inner right side surface of the sedimentation tank 1, the water pump 31 is connected with a water pumping pipe 32, a water pumping end of the water pumping pipe 32 is disposed at an inner lower end of the sedimentation tank 1, the water pump 31 is connected with a water outlet pipe 33, and the water outlet pipe 33 is connected with the aeration tank 4. So that the tail water of the lead-zinc ore in the sedimentation tank 1 can be pumped into the aeration tank 4 by the action of the water pump 31.
Referring to fig. 1 and 2, in an embodiment of the utility model, the alkali adding mechanism 2 includes a supporting plate 21, the supporting plate 21 is disposed at the upper ends of the front and rear surfaces in the sedimentation tank 1, a storage bin 22 is disposed on the supporting plate 21, a discharge hopper (not shown) is disposed on the lower surface of the storage bin 22, the discharge hopper is embedded in the supporting plate 21, an electromagnetic valve 23 is disposed at a discharge port of the discharge hopper, a feed port (not shown) is disposed on the upper surface of the storage bin 22, and an opening and closing plug 24 is disposed in the feed port. So that the calcium oxide can be stored in the storage bin 22 through the action of the storage bin 22, and then the calcium oxide is added into the sedimentation tank 1 through the discharge hopper, so that the alkaline sedimentation neutralization of the lead-zinc mine tail water is realized.
With continued reference to fig. 1, in an embodiment of the present utility model, the stirring member 6 includes a driving motor 61, the driving motor 61 is embedded in the middle of the inner bottom surface of the stirring tank 5, an output end of the driving motor 61 is connected with a rotating shaft 62, and stirring blades 63 are equidistantly disposed on the rotating shaft 62. So that the rotation shaft 62 can be driven to rotate by the driving motor 61, thereby enabling the rotation of the stirring blade 63.
With continued reference to fig. 1, in an embodiment of the present utility model, the filter member 9 is a filter plate, and the filter plate 9 is disposed at the upper end of the sand filter 8 in a drawing manner. So that the separation of sludge and water can be achieved by the action of the filter plates 9.
The driving motor, the air floatation tank, the electromagnetic valve, the aeration pipe, the membrane bioreactor and the water pump are all in the prior art, and can be clearly understood by those skilled in the art, and are not described in detail herein.
The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (5)
1. The utility model provides a lead zinc ore deposit tail water processing apparatus which characterized in that: including the sedimentation tank, sedimentation tank upper surface middle part is provided with alkali mechanism, the sedimentation tank is connected with an aeration tank through first piece that draws water and sets up, the aeration tank bottom surface is provided with the aeration pipe, the aeration tank is connected with a stirring pond through second piece that draws water and sets up, be provided with the stirring piece in the stirring pond, the stirring pond is connected with an air supporting pond through third piece that draws water and sets up, the air supporting pond is connected through fourth piece that draws water and sand filter and sets up, be provided with the filter in the sand filter, the sand filter is connected with a membrane bioreactor and is set up.
2. A lead zinc mine tail water treatment device according to claim 1, wherein: the first water pumping piece, the second water pumping piece, the third water pumping piece and the fourth water pumping piece are identical in structure, the first water pumping piece comprises a water pump, the water pump is arranged at the upper end of the inner right side surface of the sedimentation tank, the water pump is connected with a water pumping pipe, the water pumping end of the water pumping pipe is arranged at the inner lower end of the sedimentation tank, the water pump is connected with a water outlet pipe, and the water outlet pipe is connected with the aeration tank.
3. A lead zinc mine tail water treatment device according to claim 1, wherein: the alkali adding mechanism comprises a supporting plate, the supporting plate is arranged at the upper ends of the front surface and the rear surface in the sedimentation tank, a storage bin is arranged in the supporting plate, a discharge hopper is arranged on the lower surface of the storage bin, the discharge hopper is embedded in the supporting plate, an electromagnetic valve is arranged at the discharge port of the discharge hopper, a feed inlet is formed in the upper surface of the storage bin, and an opening and closing plug is arranged in the feed inlet.
4. A lead zinc mine tail water treatment device according to claim 1, wherein: the stirring piece comprises a driving motor, the driving motor is embedded in the middle of the inner bottom surface of the stirring tank, the output end of the driving motor is connected with a rotating shaft, and stirring blades are arranged on the rotating shaft at equal intervals.
5. A lead zinc mine tail water treatment device according to claim 1, wherein: the filter piece is a filter plate, and the filter plate is arranged at the inner upper end of the sand filter in a drawing way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322320947.8U CN220642851U (en) | 2023-08-28 | 2023-08-28 | Lead zinc ore tailing water treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322320947.8U CN220642851U (en) | 2023-08-28 | 2023-08-28 | Lead zinc ore tailing water treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220642851U true CN220642851U (en) | 2024-03-22 |
Family
ID=90290582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322320947.8U Active CN220642851U (en) | 2023-08-28 | 2023-08-28 | Lead zinc ore tailing water treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220642851U (en) |
-
2023
- 2023-08-28 CN CN202322320947.8U patent/CN220642851U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |