CN204058141U - A kind of PCB comprehensive wastewater treatment facility - Google Patents
A kind of PCB comprehensive wastewater treatment facility Download PDFInfo
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- CN204058141U CN204058141U CN201420427670.7U CN201420427670U CN204058141U CN 204058141 U CN204058141 U CN 204058141U CN 201420427670 U CN201420427670 U CN 201420427670U CN 204058141 U CN204058141 U CN 204058141U
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Abstract
The utility model discloses a kind of PCB comprehensive wastewater treatment facility, comprise wastewater equalization pond, pH regulator pond, oxidation pond, electricity flocculation basin, pH adjusts back pond, coagulation basin, curtain type membrane device, produce water tank and sludge treatment equipment, wherein, this wastewater equalization pond water outlet and pH regulator pond are by lift pump and pipeline communication, this pH regulator pond is communicated with oxidation pond is alongside one another, this oxidation pond is communicated with electric flocculation basin by pipeline, this pH is adjusted back pond and is communicated with electric flocculation basin by lift pump and an inlet channel, this pH is adjusted back pond and is communicated with electric flocculation basin by an outlet conduit, this coagulation basin is communicated with electric flocculation basin by pipeline, this curtain type membrane device is communicated with coagulation basin is alongside one another, pipeline communication is passed through between this curtain type membrane device and product water tank.By this, by the mating reaction of above-mentioned each facility, wastewater treatment is to up to standard the most at last; This equipment cost is low, and process cost is low; During water quality and quantity change, flexibly, strain fast in adjustment; Further, current consumption is few.
Description
Technical field
The utility model relates to sewage treatment area technology, refers in particular to a kind of PCB comprehensive wastewater treatment facility.
Background technology
PCB industry is always the industry of a heavily contaminated, because its pollutent is heavy metal, so its pollutant control particularly waste water treatment always receive much concern.Because the dispersion of PCB factory is wide, although wastewater flow rate is relatively less, contamination area is relatively large, and the pollution caused is wayward.The wastewater toxicity that PCB factory discharges is large, even has carcinogenic, teratogenesis, mutagenic highly toxic substance, causes serious pollution to environment, and difficulty of governance is large, and cost is high.
Containing more heavy metal ion in PCB waste water, as cupric ion, direct discharge can pollute and waste, so will process the heavy metal ion in PCB.Following traditional method is had at present: chemical reaction+chemical precipitation method: namely make metal ion form precipitation of hydroxide by adding chemical, thus reach the object removing metal ion containing PCB comprehensive wastewater materializing strategy.This method Problems existing has: deposit water outlet after treatment to a certain extent and be difficult to up to standard, and body refuse sedimentation slowly and the shortcomings such as dehydration difficulty.Therefore, tackle existing PCB wastewater treatment to improve, to overcome the problems referred to above.
Utility model content
In view of this, the utility model is for the disappearance of prior art existence, its main purpose is to provide a kind of PCB comprehensive wastewater treatment facility, it is by utilizing the mating reaction of pH regulator pond, electric flocculation basin, curtain type membrane device and other facility, finally make heavy metal in waste water, complex compound, SS etc. up to standard, whole treatment facility is simply easy to operate, safeguards easily; Equipment cost is low, and process cost is low; During water quality and quantity change, flexibly, strain fast in adjustment; Further, current consumption is few.
For achieving the above object, the utility model adopts following technical scheme:
A kind of PCB comprehensive wastewater treatment facility, comprise wastewater equalization pond, pH regulator pond, oxidation pond, electricity flocculation basin, PH adjusts back pond, coagulation basin, curtain type membrane device, produce water tank and sludge treatment equipment, wherein, this wastewater equalization pond water outlet and pH regulator pond are by lift pump and pipeline communication, this pH regulator pond is communicated with oxidation pond is alongside one another, this oxidation pond is communicated with electric flocculation basin by pipeline, this pH is adjusted back upper end, pond and is communicated with electric flocculation basin by lift pump and an inlet channel, this pH is adjusted back lower end, pond and is communicated with electric flocculation basin by an outlet conduit, this coagulation basin is communicated with electric flocculation basin by pipeline, this curtain type membrane device is communicated with coagulation basin is alongside one another, pipeline communication is passed through between this curtain type membrane device and product water tank.
As a kind of preferred version: described wastewater equalization pond, pH regulator pond, oxidation pond, pH adjust back in pond, coagulation basin and curtain type membrane device the aerating apparatus be provided with for increasing oxygen.
As a kind of preferred version: be connected with between described curtain type membrane device and product water tank and produce water pump and backwashing pump.
As a kind of preferred version: be provided with the emptying lock with ft connection bottom described electric flocculation basin.
As a kind of preferred version: described sludge treatment equipment includes connected sludge sump and pressure filter, this sludge sump is communicated with above-mentioned curtain type membrane device lower end.
The utility model compared with prior art has obvious advantage and beneficial effect, specifically, as shown from the above technical solution, by utilizing pH regulator pond to regulate waste water ph, and being oxidized contact break, utilizing electric flocculation basin to remove most of SS, heavy metal, complex compound and COD in water, curtain type membrane device is adopted to carry out solid-liquid separation, finally make heavy metal in waste water, complex compound, SS etc. up to standard, whole treatment facility is simply easy to operate, safeguards easily; Equipment cost is low, and process cost is low; During water quality and quantity change, flexibly, strain fast in adjustment; Further, current consumption is few.
For more clearly setting forth constitutional features of the present utility model and effect, be described in detail below in conjunction with accompanying drawing and specific embodiment.
Accompanying drawing explanation
Fig. 1 is the wastewater treatment process schematic diagram of the utility model;
Fig. 2 is the wastewater treatment principle schematic of the utility model.
accompanying drawing identifier declaration:
10, wastewater equalization pond 20, pH regulator pond
30, oxidation pond 40, electric flocculation basin
41, emptying lock 50, PH adjust back pond
60, coagulation basin 70, curtain type membrane device
80, water tank 90, sludge treatment equipment is produced
91, sludge sump 92, pressure filter
100, aerating apparatus 110, product water pump
120, backwashing pump.
Embodiment
The utility model as depicted in figs. 1 and 2, a kind of PCB comprehensive wastewater treatment facility, include wastewater equalization pond 10, pH regulator pond 20, oxidation pond 30, electric flocculation basin 40, pH readjustment pond 50, coagulation basin 60, curtain type membrane device 70, produce water tank 80 and sludge treatment equipment 90, wherein
This wastewater equalization pond 10 water outlet and pH regulator pond 20 are by lift pump and pipeline communication, this pH regulator pond 20 is communicated with oxidation pond 30 is alongside one another, this oxidation pond 30 is communicated with electric flocculation basin 40 by pipeline, this pH is adjusted back upper end, pond 50 and is communicated with electric flocculation basin 40 by lift pump and an inlet channel, this pH is adjusted back lower end, pond 50 and is communicated with electric flocculation basin 40 by an outlet conduit, this coagulation basin 60 is communicated with electric flocculation basin 40 by pipeline, this curtain type membrane device 70 is communicated with coagulation basin 60 is alongside one another, passes through pipeline communication between this curtain type membrane device 70 and product water tank 80.The aerating apparatus 100 be provided with for increasing oxygen is adjusted back in pond 50, coagulation basin 60 and curtain type membrane device 70 in above-mentioned wastewater equalization pond 10, pH regulator pond 20, oxidation pond 30, pH.Above-mentioned sludge treatment equipment 90 includes connected sludge sump 91 and pressure filter 92, and this sludge sump 91 is communicated with above-mentioned curtain type membrane device 70 lower end.And in above-mentioned curtain type membrane device 70 and produce to be connected with between water tank 80 and produce water pump 110 and backwashing pump 120, bottom electric flocculation basin 40, be provided with the emptying lock 41 with ft connection.
The technical process of this sewage disposal device and principle as follows: comprehensive wastewater is collected into wastewater equalization pond 10 and mixes temporary, is promoted to pH regulator pond 20 dosing (as H through lift pump
2sO
4), regulate wastewater pH to designated value, hydrogen peroxide preoxidation is added again from flowing into oxidation pond 30, enter electric flocculation basin 40 afterwards, the reaction principle of electricity flocculation basin 40 is with aluminium, the metals such as iron are anode, under galvanic effect, anode is dissoluted, produce Al, Fe plasma, through a series of hydrolysis, the oxidising process of polymerization and ferrous iron, develop into various hydroxo complex, multinuclear hydroxo complex is so that oxyhydroxide, make the colloidal state impurity in waste water, suspended impurity coagulative precipitation and being separated, simultaneously, the swimming in the electric field of charged contaminant particle, its Partial charge is neutralized by electrode and impels its de-steady coagulation, when waste water carries out electrolytic flocculation process, not only there is coagulative precipitation effect to colloidal state impurity and suspended impurity, and due to the oxygenizement of anode and the reductive action of negative electrode, most of SS in water can be removed, heavy metal, complex compound and part COD, electricity flocculation basin 40 water quality is adjusted back after the adjust ph of pond 50 through pH, enter coagulation basin 60, add after alkali and PAC fully react, solid-liquid separation is carried out through curtain type membrane device 70, producing water keeps in product water tank 80, mud enters sludge treatment equipment 90 and carries out mud cake outward transport and press filtration process.Waste water is after said system process, and heavy metal, complex compound, SS etc. are processed up to standard, can enter COD treatment system and process.
Design focal point of the present utility model is, waste water ph is regulated by utilizing pH regulator pond, and be oxidized contact break, electric flocculation basin is utilized to remove most of SS, heavy metal, complex compound and COD in water, curtain type membrane device is adopted to carry out solid-liquid separation, finally make heavy metal in waste water, complex compound, SS etc. up to standard, whole treatment facility is simply easy to operate, safeguards easily; Equipment cost is low, and process cost is low; During water quality and quantity change, flexibly, strain fast in adjustment; Further, current consumption is few.
In addition, this sewage treatment equipment also has the following advantages:
1, electrochemical treatment process produces nascent oxygen [O], and nascent hydrogen [H], has Strong oxdiative reducing power, is about 5 times of usefulness of general chemical agent.
2, the Fe2+ that pole plate dissociates has superpower coagulation, is about 5 times of usefulness of general chemical agent.
3, O2, H2 small bubbles produced in electrolytic process have special air supporting function, are about 3 times of usefulness of general By Bubble-floating Method; There is efficient, safety, stable, convenient, the compatible advantage such as good, the deficiency of chemical precipitation method etc. can be overcome.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore every according to technical spirit of the present utility model to any trickle amendment made for any of the above embodiments, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (5)
1. a PCB comprehensive wastewater treatment facility, it is characterized in that: comprise wastewater equalization pond, pH regulator pond, oxidation pond, electricity flocculation basin, pH adjusts back pond, coagulation basin, curtain type membrane device, produce water tank and sludge treatment equipment, wherein, this wastewater equalization pond water outlet and PH equalizing tank are by lift pump and pipeline communication, this pH regulator pond is communicated with oxidation pond is alongside one another, this oxidation pond is communicated with electric flocculation basin by pipeline, this pH is adjusted back upper end, pond and is communicated with electric flocculation basin by lift pump and an inlet channel, this pH is adjusted back lower end, pond and is communicated with electric flocculation basin by an outlet conduit, this coagulation basin is communicated with electric flocculation basin by pipeline, this curtain type membrane device is communicated with coagulation basin is alongside one another, pipeline communication is passed through between this curtain type membrane device and product water tank.
2. PCB comprehensive wastewater treatment facility according to claim 1, is characterized in that: described wastewater equalization pond, pH regulator pond, oxidation pond, pH adjust back in pond, coagulation basin and curtain type membrane device the aerating apparatus be provided with for increasing oxygen.
3. PCB comprehensive wastewater treatment facility according to claim 1, is characterized in that: described curtain type membrane device and produce to be connected with between water tank and produce water pump and backwashing pump.
4. PCB comprehensive wastewater treatment facility according to claim 1, is characterized in that: be provided with the emptying lock with ft connection bottom described electric flocculation basin.
5. PCB comprehensive wastewater treatment facility according to claim 1, it is characterized in that: described sludge treatment equipment includes connected sludge sump and pressure filter, this sludge sump is communicated with above-mentioned curtain type membrane device lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420427670.7U CN204058141U (en) | 2014-07-31 | 2014-07-31 | A kind of PCB comprehensive wastewater treatment facility |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420427670.7U CN204058141U (en) | 2014-07-31 | 2014-07-31 | A kind of PCB comprehensive wastewater treatment facility |
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| CN204058141U true CN204058141U (en) | 2014-12-31 |
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| CN201420427670.7U Active CN204058141U (en) | 2014-07-31 | 2014-07-31 | A kind of PCB comprehensive wastewater treatment facility |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105836971A (en) * | 2016-05-19 | 2016-08-10 | 东莞理工学院 | Electric flocculation wastewater treatment simulation demonstration system and method |
| CN107533968A (en) * | 2015-04-15 | 2018-01-02 | 株式会社斯库林集团 | Method for treating waste liquid and liquid waste treating apparatus |
-
2014
- 2014-07-31 CN CN201420427670.7U patent/CN204058141U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107533968A (en) * | 2015-04-15 | 2018-01-02 | 株式会社斯库林集团 | Method for treating waste liquid and liquid waste treating apparatus |
| US10710913B2 (en) | 2015-04-15 | 2020-07-14 | SCREEN Holdings Co., Ltd. | Waste liquid treatment method and waste liquid treatment apparatus |
| CN105836971A (en) * | 2016-05-19 | 2016-08-10 | 东莞理工学院 | Electric flocculation wastewater treatment simulation demonstration system and method |
| CN105836971B (en) * | 2016-05-19 | 2019-03-08 | 东莞理工学院 | Electric flocculation wastewater treatment analog demenstration system and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: The 523000 Guangdong international financial city of Dongguan province IT fifth R & D center of Songshan Lake high tech Industrial Development Zone, block B Patentee after: DONGGUAN DONGYUAN ENVIRONMENTAL TECHNOLOGY CO.,LTD. Address before: The 523000 Guangdong international financial city of Dongguan province IT fifth R & D center of Songshan Lake high tech Industrial Development Zone, block B Patentee before: DONGGUAN DONGYUAN ENVIRONMENT TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address |
Address after: The 523000 Guangdong international financial city of Dongguan province IT fifth R & D center of Songshan Lake high tech Industrial Development Zone, block B Patentee after: DONGGUAN DONGYUAN ENVIRONMENT TECHNOLOGY CO.,LTD. Address before: 523000 Guangdong Province, Dongguan city Changan Town Zhen'an road Xiao Bian Industrial Park No. 131 Jixian business center 8 floor Patentee before: DONGYUAN NEW ENERGY TECHNOLOGY CO.,LTD. |