CN204369683U - Secondary method fluorine-containing waste water processing apparatus - Google Patents
Secondary method fluorine-containing waste water processing apparatus Download PDFInfo
- Publication number
- CN204369683U CN204369683U CN201420728326.1U CN201420728326U CN204369683U CN 204369683 U CN204369683 U CN 204369683U CN 201420728326 U CN201420728326 U CN 201420728326U CN 204369683 U CN204369683 U CN 204369683U
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- CN
- China
- Prior art keywords
- pond
- waste water
- primary
- order equation
- tank
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- 239000002351 wastewater Substances 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 36
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 12
- 239000011737 fluorine Substances 0.000 title claims abstract description 12
- 238000011282 treatment Methods 0.000 claims abstract description 31
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 230000015271 coagulation Effects 0.000 claims abstract description 15
- 238000005345 coagulation Methods 0.000 claims abstract description 15
- 238000010517 secondary reaction Methods 0.000 claims description 39
- 238000004062 sedimentation Methods 0.000 claims description 27
- 230000002776 aggregation Effects 0.000 claims description 9
- 238000004220 aggregation Methods 0.000 claims description 9
- 230000001112 coagulating effect Effects 0.000 claims description 9
- 239000010802 sludge Substances 0.000 claims description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000002699 waste material Substances 0.000 description 7
- 208000028659 discharge Diseases 0.000 description 6
- 238000004065 wastewater treatment Methods 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 5
- 239000011575 calcium Substances 0.000 description 4
- 238000005189 flocculation Methods 0.000 description 4
- 230000016615 flocculation Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 159000000007 calcium salts Chemical class 0.000 description 2
- 238000009388 chemical precipitation Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000009856 non-ferrous metallurgy Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model provides a kind of secondary method fluorine-containing waste water processing apparatus, it comprises: for the water yield and the water quality of waste water are adjusted equalizing tank, for reducing waste water Funing tablet coagulation device, for second-stage treatment device that waste water is processed further and be used for collection and treatment qualified after the clean water basin of waste water, also comprise Ca (OH)
2tank, CaCl
2tank and NaOH tank, described equalizing tank, described coagulation device, described second-stage treatment device are connected respectively successively with described clean water basin.It has safe and reliable, that processing efficiency is high, stable effluent quality is up to standard advantage.
Description
Technical field
The utility model relates to a kind of wastewater treatment equipment, specifically, relate to a kind of secondary method fluorine-containing waste water processing apparatus.
Background technology
The waste water of the industry such as chemical industry, Non-ferrous Metallurgy, glass, electronics, plating discharge is often containing high density fluorochemical, the discharge of fluoride waste not only can cause larger pollution to environment, and very large threat can be caused to the healthy of mankind itself, therefore, have very important significance to the process of fluoride waste, fluoride waste Study on treatment technology is the important topic of domestic and international field of Environment Protection always.
Day pre-treatment fluoride waste has calcium salt precipitation method and absorption method.Absorption method is only applicable to the less drinking water advanced treatment of the water yield, but all will add special treatment agent and arrange particular device, and processing costs is often higher than the precipitator method, and complicated operation.Calcium salt precipitation method is namely to feeding lime in waste water, and this technique has the advantages such as method is simple, process is convenient, expense is low, but after process water outlet be difficult to up to standard, still containing higher ion concentration.For considering for the treatment of time and cost, industrial fluoride waste often needs by secondary treatment, just can reach the requirement of the secondary discharge standard of 10mg/L in the highest permission emission concentration of fluorochemical of regulation in " integrated wastewater discharge standard " national standard (GB8978-1996).Traditional secondary treatment general step is:
Waste water → reaction tank reaction → flocculation basin flocculation → settling tank precipitation → primary treatment waste water → reaction tank secondary reaction → flocculation basin secondary flocculation → settling tank precipitation → discharged wastewater met the national standard or reuse.This industrial fluoride waste dual-spectrum process complicated operation, cost is higher, and effluent quality is unstable.
In order to solve above Problems existing, people are seeking a kind of desirable technical solution always.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, thus provides a kind of safe and reliable, processing efficiency is high, stable effluent quality is up to standard secondary method fluorine-containing waste water processing apparatus.
To achieve these goals, the technical scheme that the utility model adopts is: a kind of secondary method fluorine-containing waste water processing apparatus, and it comprises:
For the equalizing tank adjusted the water yield and the water quality of waste water;
For reducing the coagulation device of waste water Funing tablet, described coagulation device comprises primary first-order equation pond A, primary first-order equation pond B, a coagulating basin and primary sedimentation basin;
For the second-stage treatment device processed further by waste water, described second-stage treatment device comprises secondary reaction pond A, secondary reaction pond B, secondary aggregation pond, secondary solidifying wadding pond and secondary sedimentation basins;
The clean water basin of the waste water after qualified for collection and treatment;
For throwing in Ca (OH) to described primary first-order equation pond A
2ca (OH)
2tank, described Ca (OH)
2tank is connected with described primary first-order equation pond A;
For throwing in CaCl to described primary first-order equation pond A and described secondary reaction pond A
2caCl
2tank, described CaCl
2tank is connected respectively with described primary first-order equation pond A, described secondary reaction pond A;
For throwing in the NaOH tank of NaOH to described primary first-order equation pond A, described primary first-order equation pond B, described secondary reaction pond A and described secondary reaction pond B, described NaOH tank is connected with described secondary reaction pond B respectively with described primary first-order equation pond A, described secondary reaction pond B, described secondary reaction pond A;
Described equalizing tank, described coagulation device, described second-stage treatment device are connected respectively successively with described clean water basin.
Based on above-mentioned, described equalizing tank, described primary first-order equation pond A, described primary first-order equation pond B, a described coagulating basin, described primary sedimentation basin, described secondary reaction pond A, described secondary reaction pond B, described secondary aggregation pond, described secondary solidifying wadding pond, described secondary sedimentation basins are connected by transfer line successively with described clean water basin;
Described primary sedimentation basin is connected with described equalizing tank;
Described secondary sedimentation basins is connected with described primary sedimentation basin.
Based on above-mentioned, described transfer line is provided with the pump for driving waste water to flow.
Based on above-mentioned, be connected with sludge sump respectively bottom described equalizing tank, described primary first-order equation pond A, described primary first-order equation pond B, a described coagulating basin, described primary sedimentation basin, described secondary reaction pond A, described secondary reaction pond B, described secondary aggregation pond, described secondary solidifying wadding pond, described secondary sedimentation basins.
Based on above-mentioned, it also comprises fluorion proofing unit and pH proofing unit.
The utility model hinge structure has substantive distinguishing features and progress, specifically, a kind of fluorine-contained wastewater treatment system of the utility model comprises two stages for the treatment of device, waste water is after coagulation device processes, second-stage treatment device can be entered after up to standard to be after testing for further processing, if not up to standard, return coagulation device and again process, to guarantee stable effluent quality and waste water treatment efficiency.The utility model arranges the every order reaction of two stages for the treatment of device and comprises different chemical precipitation reaction, makes fluorion react more thorough, greatly reduces the fluorinion concentration of water outlet, can qualified discharge after wastewater treatment; Because described second-stage treatment device is provided with solidifying wadding pond, add the agent of solidifying wadding and make calcium ions precipitate, ensure that effluent quality is up to standard.The utility model has safe and reliable, that processing efficiency is high, stable effluent quality is up to standard advantage.
Accompanying drawing explanation
Fig. 1 is the FB(flow block) of the utility model process fluoride waste.
Embodiment
Below by embodiment, the technical solution of the utility model is described in further detail.
As shown in Figure 1, a kind of secondary method fluorine-containing waste water processing apparatus, it comprises: for the equalizing tank adjusted the water yield and the water quality of waste water; For reducing the coagulation device of waste water Funing tablet, described coagulation device comprises primary first-order equation pond A, primary first-order equation pond B, a coagulating basin and primary sedimentation basin; For the second-stage treatment device processed further by waste water, described second-stage treatment device comprises secondary reaction pond A, secondary reaction pond B, secondary aggregation pond, secondary solidifying wadding pond and secondary sedimentation basins; The clean water basin of the waste water after qualified for collection and treatment;
For throwing in Ca (OH) to described primary first-order equation pond A
2ca (OH)
2tank, described Ca (OH)
2tank is connected with described primary first-order equation pond A;
For throwing in CaCl to described primary first-order equation pond A and described secondary reaction pond A
2caCl
2tank, described CaCl
2tank is connected respectively with described primary first-order equation pond A, described secondary reaction pond A;
For throwing in the NaOH tank of NaOH to described primary first-order equation pond A, described primary first-order equation pond B, described secondary reaction pond A and described secondary reaction pond B, described NaOH tank is connected with described secondary reaction pond B respectively with described primary first-order equation pond A, described primary first-order equation pond B, described secondary reaction pond A;
Described equalizing tank, described coagulation device, described second-stage treatment device are connected respectively successively with described clean water basin.The utility model is provided with waste water two stages for the treatment of device, every grade for the treatment of unit arranges two reaction tanks respectively, can carry out different chemical precipitation reactions, makes fluorion react more thorough, greatly reduce the fluorinion concentration of water outlet, can qualified discharge after wastewater treatment.
Described equalizing tank, described primary first-order equation pond A, described primary first-order equation pond B, a described coagulating basin, described primary sedimentation basin, described secondary reaction pond A, described secondary reaction pond B, described secondary aggregation pond, described secondary solidifying wadding pond, described secondary sedimentation basins are connected by transfer line with described clean water basin; Described primary sedimentation basin is connected with described equalizing tank; Described secondary sedimentation basins is connected with described primary sedimentation basin.Described transport pipe is provided with the pump for driving waste water to flow.Waste water, after described coagulation device processes, can enter described second-stage treatment device after up to standard after testing and be for further processing, if not up to standard, return described coagulation device and again process; Equally, waste water, after described second-stage treatment device processes, can enter described clean water basin after up to standard after testing, if not up to standard, return described second-stage treatment device and again process, to guarantee stable effluent quality and waste water treatment efficiency.
In order to the mud after unified process precipitation, it also comprises the sludge sump for mud after collection and treatment, be connected with described sludge sump respectively bottom described equalizing tank, described primary first-order equation pond A, described primary first-order equation pond B, a described coagulating basin, described primary sedimentation basin, described secondary reaction pond A, described secondary reaction pond B, described secondary aggregation pond, described secondary solidifying wadding pond, described secondary sedimentation basins, the mud uniform effluent produced in the utility model process waste water process is processed in described sludge sump.
It also comprises fluorion proofing unit and pH proofing unit, to monitor fluorinion concentration and pH value at any time, to adjust the parameters in treating processes, makes wastewater to reach standard process.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the field have been to be understood that: still can modify to embodiment of the present utility model or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope of the utility model request protection.
Claims (5)
1. a secondary method fluorine-containing waste water processing apparatus, is characterized in that, it comprises:
For the equalizing tank adjusted the water yield and the water quality of waste water;
For reducing the coagulation device of waste water Funing tablet, described coagulation device comprises primary first-order equation pond A, primary first-order equation pond B, a coagulating basin and primary sedimentation basin;
For the second-stage treatment device processed further by waste water, described second-stage treatment device comprises secondary reaction pond A, secondary reaction pond B, secondary aggregation pond, secondary solidifying wadding pond and secondary sedimentation basins;
The clean water basin of the waste water after qualified for collection and treatment;
For throwing in Ca (OH) to described primary first-order equation pond A
2ca (OH)
2tank, described Ca (OH)
2tank is connected with described primary first-order equation pond A;
For throwing in CaCl to described primary first-order equation pond A and described secondary reaction pond A
2caCl
2tank, described CaCl
2tank is connected respectively with described primary first-order equation pond A, described secondary reaction pond A;
For throwing in the NaOH tank of NaOH to described primary first-order equation pond A, described primary first-order equation pond B, described secondary reaction pond A and described secondary reaction pond B, described NaOH tank is connected with described secondary reaction pond B respectively with described primary first-order equation pond A, described secondary reaction pond B, described secondary reaction pond A;
Described equalizing tank, described coagulation device, described second-stage treatment device are connected respectively successively with described clean water basin.
2. according to the secondary method fluorine-containing waste water processing apparatus described in claim 1, it is characterized in that, described equalizing tank, described primary first-order equation pond A, described primary first-order equation pond B, a described coagulating basin, described primary sedimentation basin, described secondary reaction pond A, described secondary reaction pond B, described secondary aggregation pond, described secondary solidifying wadding pond, described secondary sedimentation basins are connected by transfer line successively with described clean water basin;
Described primary sedimentation basin is connected with described equalizing tank;
Described secondary sedimentation basins is connected with described primary sedimentation basin.
3. secondary method fluorine-containing waste water processing apparatus according to claim 2, is characterized in that, described transfer line is provided with the pump for driving waste water to flow.
4. according to the secondary method fluorine-containing waste water processing apparatus described in claim 1, it is characterized in that, described equalizing tank, described primary first-order equation pond A, described primary first-order equation pond B, a described coagulating basin, described primary sedimentation basin, described secondary reaction pond A, described secondary reaction pond B, described secondary aggregation pond, described secondary coagulate wadding pond, the bottom of described secondary sedimentation basins is connected with sludge sump respectively.
5. the secondary method fluorine-containing waste water processing apparatus according to any one of claim 1-4, is characterized in that, it also comprises fluorion proofing unit and pH proofing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420728326.1U CN204369683U (en) | 2014-11-28 | 2014-11-28 | Secondary method fluorine-containing waste water processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420728326.1U CN204369683U (en) | 2014-11-28 | 2014-11-28 | Secondary method fluorine-containing waste water processing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204369683U true CN204369683U (en) | 2015-06-03 |
Family
ID=53325920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420728326.1U Expired - Fee Related CN204369683U (en) | 2014-11-28 | 2014-11-28 | Secondary method fluorine-containing waste water processing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204369683U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109734247A (en) * | 2019-01-30 | 2019-05-10 | 中国环境科学研究院 | A waste water ecological treatment and utilization system |
-
2014
- 2014-11-28 CN CN201420728326.1U patent/CN204369683U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109734247A (en) * | 2019-01-30 | 2019-05-10 | 中国环境科学研究院 | A waste water ecological treatment and utilization system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20151128 |