CN207391162U - A kind of pneumatically supported underground water treating device containing high-efficiency dissolued-air - Google Patents
A kind of pneumatically supported underground water treating device containing high-efficiency dissolued-air Download PDFInfo
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- CN207391162U CN207391162U CN201721635567.1U CN201721635567U CN207391162U CN 207391162 U CN207391162 U CN 207391162U CN 201721635567 U CN201721635567 U CN 201721635567U CN 207391162 U CN207391162 U CN 207391162U
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- CN
- China
- Prior art keywords
- air
- tank
- pond
- underground water
- efficiency dissolued
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- 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 45
- 239000000126 substance Substances 0.000 claims abstract description 39
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 29
- 238000001556 precipitation Methods 0.000 claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 18
- 230000001105 regulatory effect Effects 0.000 claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 12
- 230000008093 supporting effect Effects 0.000 claims abstract description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 31
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 19
- 230000015271 coagulation Effects 0.000 claims description 18
- 238000005345 coagulation Methods 0.000 claims description 18
- 238000005189 flocculation Methods 0.000 claims description 18
- 230000016615 flocculation Effects 0.000 claims description 18
- 238000007667 floating Methods 0.000 claims description 16
- 238000005276 aerator Methods 0.000 claims description 13
- 239000003814 drug Substances 0.000 claims description 9
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 8
- 239000003513 alkali Substances 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 6
- 239000011790 ferrous sulphate Substances 0.000 claims description 6
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 6
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 6
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 5
- 229940079593 drug Drugs 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 3
- 238000005188 flotation Methods 0.000 claims 1
- 239000005416 organic matter Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 238000006731 degradation reaction Methods 0.000 abstract description 2
- 241000196324 Embryophyta Species 0.000 description 28
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 229910001385 heavy metal Inorganic materials 0.000 description 6
- 239000003209 petroleum derivative Substances 0.000 description 6
- 239000002351 wastewater Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 235000013162 Cocos nucifera Nutrition 0.000 description 2
- 244000060011 Cocos nucifera Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
A kind of pneumatically supported underground water treating device containing high-efficiency dissolued-air, the device include regulating reservoir, high-efficiency dissolued-air air supporting, Fenton's reaction pond, neutralization precipitation pond, intermediate pool, bag filter, active carbon filter, clear water reserviors, outer row pond.Technical solutions of the utility model overcome the difficult degradation of conventional processes organic matter, dosage big and the shortcomings such as efficiency is low, realize the efficient process of hardly degraded organic substance, and the underground water handled reaches city planting ductwork discharge standard.
Description
Technical field
The utility model is related to technical field of sewage, and in particular to a kind of pneumatically supported groundwater treatment containing high-efficiency dissolued-air
Device.
Background technology
In recent years, the development of industrial economy brings many Environment Pollution Events, and the direct discharge of industrial wastewater is contaminated
Surface water penetrate into underground reservoir, the result of pollution causes heavy metal in underground water, organic matter equal size to increase.Underground
City planting ductwork can be just discharged into after water process qualification.Hard-degraded substance contained by the underground water in different places is also different.Due to underground
The inhomogeneities of shipwreck degradation material distribution so that the fluctuation of underground water hard-degraded substance content is bigger.As environmental requirement is got over
Come higher, the limit value of emission of substance is more and more lower, is the dominant direction that groundwater remediation is administered with kinds of processes treatment technology.
Although employing advanced oxidation Fenton oxidation technology in existing underground water technology, some suspended matters and stone in the water of Fenton
Oily hydrocarbons removal not yet in effect causes Fenton dosage to increase, and reduces the validity of Fenton.Existing underground water treating device
Active carbon filter etc. is not provided with behind middle neutralization precipitation pond, it is difficult to meet existing increasingly stringenter to heavy metal and organic matter
Discharge standard.
Utility model content
The purpose of this utility model can be achieved through the following technical solutions：
A kind of pneumatically supported underground water treating device containing high-efficiency dissolued-air, the device include regulating reservoir, and the regulating reservoir passes through
Pipeline successively with high-efficiency dissolued-air air-floating apparatus, Fenton's reaction pond, neutralization precipitation pond, intermediate pool, bag filter, activated carbon mistake
Filter, clear water reserviors are connected with outer row pond.
In technical solutions of the utility model：The regulating reservoir passes through the first elevator pump and high-efficiency dissolued-air air-floating apparatus phase
Even.
In technical solutions of the utility model：The outlet on high-efficiency dissolued-air air-floating apparatus top is promoted and Fenton's reaction pond by pumping
It is connected, the high-efficiency dissolued-air air-floating apparatus includes the coagulation tank and flocculation tank of unicom, the coagulation tank and PAC chemicals dosing plants
It is connected, flocculation tank is connected with PAM chemicals dosing plants.
In technical solutions of the utility model：The side in the Fenton's reaction pond is equipped with acid adding slot, ferrous dosing tank and double
Oxygen water dosing tank, the acid adding slot are connected with hydrochloric acid chemicals dosing plant, and ferrous dosing tank is connected with ferrous sulfate chemicals dosing plant, double
Oxygen water dosing tank is connected with hydrogen peroxide chemicals dosing plant.
In technical solutions of the utility model：Neutralization precipitation pond is equipped between the Fenton's reaction pond and neutralization precipitation pond to fill
It puts, the neutralization precipitation pool device includes neutralization chamber, coagulation tank and the flocculation tank of unicom；The neutralization chamber is filled with alkali dosing
It puts connected, described coagulation tank medicament with PAC chemicals dosing plants to be connected, flocculation tank is connected with PAM chemicals dosing plants.
In technical solutions of the utility model：Fenton's reaction bottom of pond portion is equipped with aerator, the aerator and first
Wind turbine is connected.
In technical solutions of the utility model：Intermediate pool is connected by the 3rd elevator pump with bag filter.
In technical solutions of the utility model：Clear water reserviors are equipped with aerator, and the aerator is connected with the second wind turbine.
In technical solutions of the utility model：Neutralization precipitation bottom of pond portion is connected with sludge-tank, the bottom of high-efficiency dissolued-air air-floating apparatus
Portion is connected by dredge pump with sludge-tank.
The beneficial effects of the utility model：
The 1st, high-efficiency dissolued-air air-floating apparatus before Fenton is set, removals such as suspended matter, petroleum hydrocarbon and partial organic substances, reduced
The dosage of Fenton increases the validity of Fenton.Advanced oxidation uses the advantages of Fenton can be according to hardly degraded organic substance
Dosage is adjusted in content.2nd, inclined-tube sedimentation tank increases deposition efficiency.3rd, active carbon filter further filter organic matter and
Part heavy metal.4th, clear water reserviors set aerator, further reduce volatile organic content so that standard water discharge is discharged.
Description of the drawings
Fig. 1 is a kind of pneumatically supported underground water treating device schematic diagram containing high-efficiency dissolued-air of the utility model.
Wherein：1- regulating reservoirs；2- high-efficiency dissolued-air air supportings；3- Fenton's reactions pond；4- neutralization precipitations pond；5- intermediate pools；6-
Bag filter；7- active carbon filters；8- clear water reserviors；Pond is arranged outside 9-；10- sludge-tanks；11-PAC chemicals dosing plants；12-PAM adds
Medicine device；13- hydrochloric acid chemicals dosing plants；14- ferrous sulfate chemicals dosing plants；15- hydrogen peroxide chemicals dosing plants；16- alkali chemicals dosing plants；
The first elevator pumps of 17-；The second elevator pumps of 18-；The 3rd elevator pumps of 19-；20- efflux pumps；21- dredge pumps；The first wind turbines of 22-；23-
Second wind turbine.
Specific embodiment
The utility model is described further with reference to embodiment, but the scope of protection of the utility model is not limited to
This：
A kind of pneumatically supported underground water treating device containing high-efficiency dissolued-air, the device include regulating reservoir (1), the regulating reservoir
(1) by pipeline successively with high-efficiency dissolued-air air-floating apparatus (2), Fenton's reaction pond (3), neutralization precipitation pond (4), intermediate pool (5),
Bag filter (6), active carbon filter (7), clear water reserviors (8) are connected with outer row pond (9).
The regulating reservoir (1) is connected by the first elevator pump (17) with high-efficiency dissolued-air air-floating apparatus (2).
The outlet on high-efficiency dissolued-air air-floating apparatus (2) top is connected by pumping (18) and being promoted with Fenton's reaction pond (3), described
High-efficiency dissolued-air air-floating apparatus (2) includes the coagulation tank and flocculation tank of unicom, the coagulation tank and PAC chemicals dosing plants (11) phase
Even, flocculation tank is connected with PAM chemicals dosing plants (12).
The side in the Fenton's reaction pond (3) is equipped with acid adding slot, ferrous dosing tank and hydrogen peroxide dosing tank, and described adds
Acid tank is connected with hydrochloric acid chemicals dosing plant (13), and ferrous dosing tank is connected with ferrous sulfate chemicals dosing plant (14), hydrogen peroxide dosing tank
It is connected with hydrogen peroxide chemicals dosing plant (15).
Neutralization precipitation pool device is equipped between the Fenton's reaction pond (3) and neutralization precipitation pond (4), the neutralization is sunk
Shallow lake pool device includes neutralization chamber, coagulation tank and the flocculation tank of unicom；The neutralization chamber is connected with alkali chemicals dosing plant (16), described
Coagulation tank medicament be connected with PAC chemicals dosing plants (11), flocculation tank is connected with PAM chemicals dosing plants (12).
Fenton's reaction pond (3) bottom is equipped with aerator, and the aerator is connected with the first wind turbine (22).
Intermediate pool (5) is connected by the 3rd elevator pump (19) with bag filter (6).
Clear water reserviors (8) are equipped with aerator, and the aerator is connected with the second wind turbine (23).
Neutralization precipitation pond (4) bottom is connected with sludge-tank (10), and the bottom of high-efficiency dissolued-air air-floating apparatus (2) passes through dredge pump
(21) it is connected with sludge-tank (10).
Embodiment 1
Step 1, waste treatment capacity 30m3/h。
Step 2, regulating reservoir 1,800m3, 1.5 meters of available depth.Regulating reservoir is mainly for reduction flowed fluctuation so that useless
Water water quality is uniform.
Step 3, high-efficiency dissolued-air air-floating apparatus processing capacity are 30m3/ h, coagulation tank pass through PAC chemicals dosing plant metering pumps
Connection, flocculation tank are connected by PAM chemicals dosing plants with metering pump.High-efficiency dissolued-air air supporting can remove a large amount of total petroleum hydrocarbons and suspension
Object.Pneumatically supported greasy filth slag outside screw pump by draining into sludge-tank.
Step 4, in Fenton oxidation pond waste water residence time in 2h, the drug that Fenton oxidation pond adds includes hydrochloric acid
(HCl), ferrous sulfate (FeSO4.7H2) and hydrogen peroxide (H O2O2), wherein Fenton's reaction pH is adjusted with 30%HCl, and control pH is about
3, Fe2+It is 1 with hydrogen peroxide molar ratio:8, FeSO4.7H2The mass fraction of O is 5%, and hydrogen peroxide mass percent is
30%, hydrogen peroxide quality is 1 with the COD ratios to be removed：1.
Step 5, neutralization precipitation pond form are using inclined-tube sedimentation tank, and neutralization precipitation pond includes plus alkali slot, coagulation tank, flocculation
Slot.Adding the medicament that alkali slot adds, it is 9~10 to adjust pH, and coagulation tank is connected by PAC chemicals dosing plant metering pumps for 30%NaOH
It connects, flocculation tank is connected by PAM chemicals dosing plants with metering pump.Water outlet is collected by the weir notch that catchments.The sludge in neutralization precipitation pond leads to
Piping is connected to sludge-tank.
Step 6, intermediate pool residence time about 1h.The waste water of intermediate pool connects bag filter, bag by elevator pump
Formula filter filtering accuracy is 50 μm.
Step 7, bag filter water outlet connection active carbon filter.Active carbon filter filtering velocity is 10-20m/h.Using
Cocoanut active charcoal filters, and improves the absorption to petroleum hydrocarbon, organic matter.The backwash of active carbon filter is led to using the water of clear water reserviors
The elevator pump of intermediate pool is crossed to complete.
It in technical scheme, is used in combination using kinds of processes, can effectively reduce total petroleum hydrocarbon, half volatile
Organic matter and volatile organic matter, heavy metal equal size, water after treatment reach city planting ductwork discharge standard.
Wherein COD removal rates reach 80%, and total petroleum hydrocarbon removal rate reaches 90%, and heavy metal removing rate reaches 92%.
Embodiment 2
Step 1, waste treatment capacity 50m3/h。
Step 2, regulating reservoir 1,1000m3, 1.5 meters of available depth.Regulating reservoir is mainly for reduction flowed fluctuation so that
Waste water quality is uniform.
Step 3, high-efficiency dissolued-air air-floating apparatus processing capacity are 50m3/h, and coagulation tank passes through PAC chemicals dosing plant metering pumps
Connection, flocculation tank are connected by PAM chemicals dosing plants with metering pump.High-efficiency dissolued-air air supporting can remove a large amount of total petroleum hydrocarbons and suspension
Object.Pneumatically supported greasy filth slag outside screw pump by draining into sludge-tank.
Step 4, in Fenton oxidation pond waste water residence time in 4h, the drug that Fenton oxidation pond adds includes hydrochloric acid
(HCl), ferrous sulfate (FeSO4.7H2) and hydrogen peroxide (H O2O2), wherein Fenton's reaction pH is adjusted with 30%HCl, and control pH is about
3, Fe2+It is 1 with hydrogen peroxide molar ratio:3, FeSO4.7H2The mass fraction of O is 10%, and hydrogen peroxide mass percent is
30%, hydrogen peroxide quality is 2 with the COD ratios to be removed：1.
Step 5, neutralization precipitation pond form are using inclined-tube sedimentation tank, and neutralization precipitation pond includes plus alkali slot, coagulation tank, flocculation
Slot.Adding the medicament that alkali slot adds, it is 9~10 to adjust pH, and coagulation tank is connected by PAC chemicals dosing plant metering pumps for 30%NaOH
It connects, flocculation tank is connected by PAM chemicals dosing plants with metering pump.Water outlet is collected by the weir notch that catchments.The sludge in neutralization precipitation pond leads to
Piping is connected to sludge-tank.
Step 6, intermediate pool residence time about 1h.The waste water of intermediate pool connects bag filter, bag by elevator pump
Formula filter filtering accuracy is 50 μm.
Step 7, bag filter water outlet connection active carbon filter.Active carbon filter filtering velocity is 10-20m/h.Using
Cocoanut active charcoal filters, and improves the absorption to petroleum hydrocarbon, organic matter.The backwash of active carbon filter is led to using the water of clear water reserviors
The elevator pump of intermediate pool is crossed to complete.
Wherein COD removal rates reach 90%, and total petroleum hydrocarbon removal rate reaches 95%, and heavy metal removing rate reaches 98%.
Claims (9)
1. a kind of pneumatically supported underground water treating device containing high-efficiency dissolued-air, it is characterised in that：The device includes regulating reservoir (1), described
Regulating reservoir (1) by pipeline successively with high-efficiency dissolued-air air-floating apparatus (2), Fenton's reaction pond (3), neutralization precipitation pond (4), intermediate
Pond (5), bag filter (6), active carbon filter (7), clear water reserviors (8) are connected with outer row pond (9).
2. one kind pneumatically supported underground water treating device containing high-efficiency dissolued-air according to claim 1, it is characterised in that：Described
Regulating reservoir (1) is connected by the first elevator pump (17) with high-efficiency dissolued-air air-floating apparatus (2).
3. one kind pneumatically supported underground water treating device containing high-efficiency dissolued-air according to claim 2, it is characterised in that：It is efficiently molten
The outlet on air flotation device (2) top is connected by pumping (18) and being promoted with Fenton's reaction pond (3), high-efficiency dissolued-air air supporting dress
Putting (2) includes the coagulation tank and flocculation tank of unicom, and the coagulation tank is connected with PAC chemicals dosing plants (11), and flocculation tank adds with PAM
Medicine device (12) is connected.
4. one kind pneumatically supported underground water treating device containing high-efficiency dissolued-air according to claim 1, it is characterised in that：Described
The side in Fenton's reaction pond (3) is equipped with acid adding slot, ferrous dosing tank and hydrogen peroxide dosing tank, the acid adding slot and hydrochloric acid dosing
Device (13) connects, and ferrous dosing tank is connected with ferrous sulfate chemicals dosing plant (14), and hydrogen peroxide dosing tank is filled with hydrogen peroxide dosing
Put (15) connection.
5. one kind pneumatically supported underground water treating device containing high-efficiency dissolued-air according to claim 1, it is characterised in that：Described
Neutralization precipitation pool device is equipped between Fenton's reaction pond (3) and neutralization precipitation pond (4), the neutralization precipitation pool device includes connection
Logical neutralization chamber, coagulation tank and flocculation tank；The neutralization chamber is connected with alkali chemicals dosing plant (16), the coagulation tank medicament with
PAC chemicals dosing plants (11) are connected, and flocculation tank is connected with PAM chemicals dosing plants (12).
6. one kind pneumatically supported underground water treating device containing high-efficiency dissolued-air according to claim 1, it is characterised in that：Fenton is anti-
Ying Chi (3) bottom is equipped with aerator, and the aerator is connected with the first wind turbine (22).
7. one kind pneumatically supported underground water treating device containing high-efficiency dissolued-air according to claim 1, it is characterised in that：Intermediate water
Pond (5) is connected by the 3rd elevator pump (19) with bag filter (6).
8. one kind pneumatically supported underground water treating device containing high-efficiency dissolued-air according to claim 1, it is characterised in that：Clear water reserviors
(8) aerator is equipped with, the aerator is connected with the second wind turbine (23).
9. one kind pneumatically supported underground water treating device containing high-efficiency dissolued-air according to claim 1, it is characterised in that：It is heavy to neutralize
Shallow lake pond (4) bottom is connected with sludge-tank (10), and the bottom of high-efficiency dissolued-air air-floating apparatus (2) passes through dredge pump (21) and sludge-tank
(10) it is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721635567.1U CN207391162U (en) | 2017-11-30 | 2017-11-30 | A kind of pneumatically supported underground water treating device containing high-efficiency dissolued-air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721635567.1U CN207391162U (en) | 2017-11-30 | 2017-11-30 | A kind of pneumatically supported underground water treating device containing high-efficiency dissolued-air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207391162U true CN207391162U (en) | 2018-05-22 |
Family
ID=62324153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721635567.1U Expired - Fee Related CN207391162U (en) | 2017-11-30 | 2017-11-30 | A kind of pneumatically supported underground water treating device containing high-efficiency dissolued-air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207391162U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111252946A (en) * | 2020-02-25 | 2020-06-09 | 广东申菱环境系统股份有限公司 | Treatment process and treatment system for sewage containing COD |
-
2017
- 2017-11-30 CN CN201721635567.1U patent/CN207391162U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111252946A (en) * | 2020-02-25 | 2020-06-09 | 广东申菱环境系统股份有限公司 | Treatment process and treatment system for sewage containing COD |
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Granted publication date: 20180522 |