CN207713466U - A kind of electric flocculation high dense settling pond - Google Patents
A kind of electric flocculation high dense settling pond Download PDFInfo
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- CN207713466U CN207713466U CN201721633936.3U CN201721633936U CN207713466U CN 207713466 U CN207713466 U CN 207713466U CN 201721633936 U CN201721633936 U CN 201721633936U CN 207713466 U CN207713466 U CN 207713466U
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- flocculation
- reaction zone
- electrocoagulation
- electric flocculation
- water
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- 238000005189 flocculation Methods 0.000 title claims abstract description 35
- 230000016615 flocculation Effects 0.000 title claims abstract description 33
- 238000006243 chemical reaction Methods 0.000 claims abstract description 34
- 238000004062 sedimentation Methods 0.000 claims abstract description 11
- 239000010802 sludge Substances 0.000 claims abstract description 8
- 238000005345 coagulation Methods 0.000 claims description 20
- 230000015271 coagulation Effects 0.000 claims description 18
- 238000009297 electrocoagulation Methods 0.000 claims description 16
- 238000005352 clarification Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003344 environmental pollutant Substances 0.000 abstract description 5
- 231100000719 pollutant Toxicity 0.000 abstract description 5
- 238000001179 sorption measurement Methods 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000007796 conventional method Methods 0.000 abstract 1
- 230000003311 flocculating effect Effects 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- 239000000975 dye Substances 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004042 decolorization Methods 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
- 229940079593 drug Drugs 0.000 description 1
- 238000002848 electrochemical method Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
Description
技术领域technical field
本实用新型属于水处理，属于污水处理工艺技术领域，具体涉及一种以电絮凝为基础的高密度沉淀池及其工艺。The utility model belongs to water treatment and belongs to the technical field of sewage treatment technology, in particular to a high-density sedimentation tank based on electrocoagulation and its technology.
背景技术Background technique
高密度澄清池是一种紧凑、高效、灵活的新型污水处理工艺，可以广泛应用于各项领域，可用于处理工业和生活污水、饮用水、雨水以及三级废水，这种新型紧凑的水处理工艺在欧美国家非常流行。High-density clarifier is a compact, efficient and flexible new sewage treatment process, which can be widely used in various fields, and can be used to treat industrial and domestic sewage, drinking water, rainwater and tertiary wastewater. This new compact water treatment Crafts are very popular in European and American countries.
高密度澄清池主要由混凝反应区、絮凝反应区、初步沉淀区、斜板沉淀区组成，污泥通过底部排出。通过电絮凝工艺可以简化混凝反应区，加快反应进程。另外由于电絮凝工艺的特点，可对于一些有机可致癌污染物的去除，例如染料废水中的苯环或偶氮基团，电絮凝过程可以有效破坏染料中的偶氮基团，同时产生的吸附剂絮体可以吸附废水中的染料，达到脱色效果。The high-density clarifier is mainly composed of a coagulation reaction zone, a flocculation reaction zone, a preliminary sedimentation zone, and an inclined plate sedimentation zone, and the sludge is discharged through the bottom. The electrocoagulation process can simplify the coagulation reaction zone and speed up the reaction process. In addition, due to the characteristics of the electrocoagulation process, it can remove some organic carcinogenic pollutants, such as benzene rings or azo groups in dye wastewater. The electrocoagulation process can effectively destroy the azo groups in the dyes, and the adsorption The agent floc can absorb the dye in the wastewater to achieve the decolorization effect.
发明内容Contents of the invention
发明目的：为了克服上述现有技术的不足，本发明提供了一种电絮凝高密度澄清池。以电絮凝为基础，免去絮凝剂的投加，由电化学反应在溶液中产生絮凝剂，达到混凝和絮凝的目的。Purpose of the invention: In order to overcome the deficiencies of the prior art above, the present invention provides an electrocoagulation high-density clarifier. Based on electrocoagulation, the addition of flocculant is omitted, and the flocculant is produced in the solution by electrochemical reaction to achieve the purpose of coagulation and flocculation.
技术方案：Technical solutions:
一种电絮凝高密度澄清池，其特征在于：包括混凝反应区、絮凝反应区及沉淀区组成；An electrocoagulation high-density clarification tank is characterized in that it consists of a coagulation reaction zone, a flocculation reaction zone and a sedimentation zone;
所述混凝反应区内交错设置有阳极和阴极；混凝反应区内设置有搅拌机；混凝反应区通过排出口与絮凝反应区连接；An anode and a cathode are arranged alternately in the coagulation reaction zone; a stirrer is arranged in the coagulation reaction zone; the coagulation reaction zone is connected to the flocculation reaction zone through an outlet;
所述絮凝反应区内设置有絮凝反应器；所述絮凝反应器上连接有加药管；絮凝反应器内有叶轮；所述絮凝反应器上部侧壁上有排出口；絮凝反应区与沉淀区通过竖流管路连接；The flocculation reaction zone is provided with a flocculation reactor; the flocculation reactor is connected with a dosing pipe; the flocculation reactor has an impeller; the upper side wall of the flocculation reactor has a discharge port; Connection via vertical flow piping;
所述沉淀区底部设置有污泥排出管路，并且通过回流管路连通至絮凝反应器。A sludge discharge pipeline is provided at the bottom of the settling area, and is connected to the flocculation reactor through a return pipeline.
所述的电絮凝高密度澄清池，优选地：所述阳极和阴极分别连接至阴极板和阳极板。In the electrocoagulation high-density clarification tank, preferably: the anode and the cathode are respectively connected to the cathode plate and the anode plate.
所述的电絮凝高密度澄清池，优选地：所述混凝反应区前设置有调节池。In the electrocoagulation high-density clarification tank, preferably, a regulating tank is arranged in front of the coagulation reaction zone.
所述的电絮凝高密度澄清池，优选地：所述加药管连接至絮凝反应器底部。In the electrocoagulation high-density clarification tank, preferably: the dosing pipe is connected to the bottom of the flocculation reactor.
优点与效果：本实用新型通过电絮凝，实现了以电化学的方法制取絮凝剂，使得絮凝剂与水中污染物更加充分结合，缩短了反应进程，简化了投加絮凝剂的步骤，节省了运营成本。Advantages and effects: The utility model realizes the preparation of flocculant by electrochemical method through electrocoagulation, which makes the flocculant more fully combined with pollutants in water, shortens the reaction process, simplifies the steps of adding flocculant, and saves operating costs.
附图说明：Description of drawings:
图1为电絮凝高密度澄清池侧视总图；Figure 1 is a general side view of the electrocoagulation high-density clarifier;
图2为混凝反应区；Fig. 2 is coagulation reaction area;
图3为絮凝反应区；Fig. 3 is the flocculation reaction zone;
附图标注：Notes on drawings:
1混凝反应区；11调节池；12阴极板；13阳极板；14阳极；15阴极；16搅拌机；17进药口；18第一排出口。1 coagulation reaction zone; 11 regulating tank; 12 cathode plate; 13 anode plate; 14 anode; 15 cathode; 16 mixer; 17 drug inlet; 18 first discharge port.
2絮凝反应区；21进水管路；22絮凝反应器；23加药管；24叶轮；25第二排出口；26回流管路。2 flocculation reaction zone; 21 water inlet pipeline; 22 flocculation reactor; 23 dosing pipe; 24 impeller; 25 second outlet; 26 return pipeline.
3初步沉淀区。3 Preliminary precipitation area.
具体实施方式：Detailed ways:
本实用新型的技术思想是，混凝池中加入极板，在电流的作用下，电解阳极产生金属阳离子，和在阴极电解产生的氢氧根在水中反应，生成金属的聚合物，在絮凝池与水中污染物杂质反应，生成絮状沉淀，在斜管沉淀池沉降，达到污染物去除的目的。The technical thought of the utility model is that the pole plate is added into the coagulation tank, and under the action of the electric current, the electrolysis anode produces metal cations, which react with the hydroxide radicals produced in the cathode electrolysis in water to generate metal polymers, which are released in the flocculation tank It reacts with pollutants and impurities in the water to form flocculent precipitates, which settle in the inclined tube sedimentation tank to achieve the purpose of pollutant removal.
结合附图进行说明：Explain in conjunction with the accompanying drawings:
如图2所示，本发明专利包含1-混凝反应区、2-絮凝反应区、3-沉淀区组成。1-混凝反应区含有11-调节池；12-阴极板；13-阳极板；14阳极；15-阴极；16-搅拌机；17-进药口；18-排出口与2-絮凝反应区相连。水经进水口进入，加入生石灰调节pH后进入混凝反应区。在直流电作用下，电解阳极铁板，与阴极电解水产生的氢氧根反应，生成聚合铁盐，在叶轮的搅拌下，与水中的悬浮物混合凝聚，产生大颗粒悬浮物。As shown in Figure 2, the patent of the present invention consists of 1-coagulation reaction zone, 2-flocculation reaction zone, and 3-sedimentation zone. 1-coagulation reaction area contains 11-adjustment tank; 12-cathode plate; 13-anode plate; 14 anode; 15-cathode; 16-mixer; 17-medicine inlet; . Water enters through the water inlet, and after adding quicklime to adjust the pH, it enters the coagulation reaction zone. Under the action of direct current, the anode iron plate is electrolyzed, and reacts with the hydroxide generated by the cathodic electrolysis of water to form a polymeric iron salt. Under the stirring of the impeller, it is mixed with the suspended matter in the water and coagulated to produce large particle suspended matter.
混凝溶液由21-进水管路进入絮凝池，在22-絮凝反应器中经23-加药管加入絮凝剂，在24-叶轮的搅拌下啊，将大颗粒悬浮物凝聚，形成更大的絮体，经上部25-第二排出口排出，竖流进入斜板沉淀池，进入斜板反应池。The coagulation solution enters the flocculation tank from the 21-inlet pipe, and the flocculant is added to the 22-flocculation reactor through the 23-dosing pipe. Under the stirring of the 24-impeller, the large particle suspension is condensed to form a larger The flocs are discharged through the upper part 25-the second outlet, and enter the inclined plate sedimentation tank vertically, and then enter the inclined plate reaction tank.
在斜板沉淀池底部设置污泥排出管路，部分污泥经26-回流管路回流至絮凝反应器内，与原水混合，增加反应筒内污泥浓度，以提高絮凝效果。A sludge discharge pipeline is set at the bottom of the inclined plate sedimentation tank, and part of the sludge is returned to the flocculation reactor through the 26-return pipeline, and mixed with raw water to increase the sludge concentration in the reaction cylinder to improve the flocculation effect.
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| Application Number | Priority Date | Filing Date | Title |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109231602A (en) * | 2018-11-16 | 2019-01-18 | 广州新能源水处理有限公司 | A kind of landfill leachate ultrafiltration output liquid processing device and its treatment process |
| CN109987760A (en) * | 2019-04-29 | 2019-07-09 | 西安西热水务环保有限公司 | An electro-flocculation-slow decarburization combined water treatment equipment |
| CN110713323A (en) * | 2019-09-26 | 2020-01-21 | 欧涛 | Coal mine wastewater treatment system and process |
| CN115594256A (en) * | 2022-10-20 | 2023-01-13 | 西安西热水务环保有限公司（Cn） | A three-dimensional electrode descaling water treatment device and method with flocculation |
| CN117401780A (en) * | 2023-12-05 | 2024-01-16 | 西安西热水务环保有限公司 | Fixed bed electric flocculation reaction device and working method thereof |
| CN118811956A (en) * | 2023-04-19 | 2024-10-22 | 中国石油化工股份有限公司 | An electrocoagulation device |
-
2017
- 2017-11-30 CN CN201721633936.3U patent/CN207713466U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109231602A (en) * | 2018-11-16 | 2019-01-18 | 广州新能源水处理有限公司 | A kind of landfill leachate ultrafiltration output liquid processing device and its treatment process |
| CN109987760A (en) * | 2019-04-29 | 2019-07-09 | 西安西热水务环保有限公司 | An electro-flocculation-slow decarburization combined water treatment equipment |
| CN110713323A (en) * | 2019-09-26 | 2020-01-21 | 欧涛 | Coal mine wastewater treatment system and process |
| CN110713323B (en) * | 2019-09-26 | 2021-10-08 | 安徽恒源煤电股份有限公司 | Coal mine wastewater treatment system and process |
| CN115594256A (en) * | 2022-10-20 | 2023-01-13 | 西安西热水务环保有限公司（Cn） | A three-dimensional electrode descaling water treatment device and method with flocculation |
| CN118811956A (en) * | 2023-04-19 | 2024-10-22 | 中国石油化工股份有限公司 | An electrocoagulation device |
| CN117401780A (en) * | 2023-12-05 | 2024-01-16 | 西安西热水务环保有限公司 | Fixed bed electric flocculation reaction device and working method thereof |
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Effective date of registration: 20200825 Address after: 110000 Shangshengou Village, Hunnan District, Shenyang City, Liaoning Province 861-3 (301) Patentee after: SHENYANG INDUSTRIAL TECHNOLOGY INSTITUTE OF LANJIN ENVIRONMENTAL PROTECTION INDUSTRY Co.,Ltd. Address before: 110178, No. 111, Shen Xi Road, Shenyang economic and Technological Development Zone, Liaoning Patentee before: SHENYANG University OF TECHNOLOGY |
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