CN201538724U - Nickel-contained wastewater treatment device - Google Patents
Nickel-contained wastewater treatment device Download PDFInfo
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- CN201538724U CN201538724U CN2009202507496U CN200920250749U CN201538724U CN 201538724 U CN201538724 U CN 201538724U CN 2009202507496 U CN2009202507496 U CN 2009202507496U CN 200920250749 U CN200920250749 U CN 200920250749U CN 201538724 U CN201538724 U CN 201538724U
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- nickel
- filter
- waste water
- containing waste
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Abstract
The utility model discloses a nickel-contained wastewater treatment device, which comprises a nickel-contained wastewater tank. An outlet of the nickel-contained wastewater tank is communicated with an inlet of a bag type filter via a booster pump arranged on a pipeline, an outlet of the bag type filter is communicated with an inlet of an ultrafilter, an outlet of the ultrafilter is communicated with an inlet of a security filter via a pipeline, and a chemical feeder is arranged on a connecting pipeline between the ultrafilter and the security filter. An outlet of the security filter is communicated with an inlet of a reverse osmosis filter via a high-pressure pump arranged on a pipeline, and a chemical washing system and a PLC control system are further included in the device. By effectively combining various filters, the device has a nickel ions removal rate up to higher than 99%, and by adopting the PLC control system, the device realizes automatic operation of whole process with safety and reliability.
Description
Technical field
The utility model belongs to a kind of wastewater treatment equipment, is specifically related to a kind ofly to utilize full embrane method technology, can handles a large amount of nickel-containing waste waters fast continuously, removal efficient height, reliable nickel-containing waste water treatment unit.
Background technology
In production processes such as chemical nickel plating, can produce a large amount of nickeliferous waste liquids, contain a large amount of nickel salts, reductive agent hypophosphite and oxidation products phosphite, complexing agent, organic acid, stablizer, accelerator and buffer reagent etc. in these chemical nickel plating waste solutions, its principal feature is that nickel ion, phosphate anion, polymer complexing organism equal size are big, COD (chemical requirement) and BOD (biological requirement) are worth high, easily environment are caused serious pollution.Therefore will be through strict processing, every index reaches after the regulation of National Environment Policy Act, could discharge.
Because composition is comparatively complicated in the nickel-containing waste water, impurity is more, so the processing of nickel-containing waste water is the work of a difficulty.The method that adopts has chemical precipitation method, electrolytic process, ion exchange method, catalytic exchange method, electroosmose process, bacterial degradation method, oxidation style etc. at present.Wherein chemical precipitation method produces a large amount of waste residues, easily produces secondary pollution.Electrolytic process needs the electrolyzer system of specialty, and owing to complicated component in the nickel-containing waste water, a lot of metal mixtures of cathodic deposition, the life-time service difficulty is bigger.Ion exchange method needs a large amount of ion exchange resin, and investment cost is too high, only is confined to a small amount of waste water.Above-mentioned traditional technology investment cost is very big, and is very uneconomical for the unit of non-professional or discontinuous processing waste water.
Summary of the invention
This practicality puts forward in order to overcome the shortcoming that exists in the prior art, its objective is that providing a kind of can handle a large amount of nickel-containing waste waters, removal efficient height, reliable nickel-containing waste water treatment unit fast continuously.
To achieve these goals, the technical solution of the utility model is: a kind of nickel-containing waste water treatment unit, comprise the nickel-containing waste water groove, and the outlet of nickel-containing waste water groove is communicated with the inlet of deep bed filter by the topping-up pump that is arranged on the pipeline.The outlet of deep bed filter is communicated with the inlet of ultra-fine filter, and the outlet of ultra-fine filter is communicated with by the inlet of pipeline with security personnel's strainer, is provided with chemicals dosing plant on the connecting tube between ultra-fine filter and the security personnel's strainer.
The outlet of security personnel's strainer is communicated with the inlet of reverse osmosis filter by the high-pressure pump that is arranged on the pipeline, comprises that also medicine washes system and PLC Controlling System.
Ultra-fine filter by two groups of ultra-fine filter A and ultra-fine filter B totally four compose in parallel, form by polyvinylidene difluoride (PVDF) hollow-fibre membrane and stainless steel putamina for every.
Reverse osmosis filter is made up of three reverse-osmosis membrane element RO, and wherein two reverse osmosis filter parallel connections are again with the 3rd reverse osmosis filter series connection.
Medicine is washed system and is made up of medicine groove, high-pressure pump and valve V2～V5 of being arranged on the pipeline.
The PLC Controlling System comprises PLC programmable logic controller, conductivitimeter and voltage-controlled instrument.
The utility model adopts full embrane method such as deep bed filter, ultra-fine filter, security personnel's strainer, reverse osmosis filter to handle nickel-containing waste water, various strainers are carried out effective integration, the nickel ion clearance is up to more than 99%, adopt the PLC Controlling System, realized the automated operation, safe and reliable of whole process.
Description of drawings
Fig. 1 is a structured flowchart of the present utility model;
Fig. 2 is overall structural arrangement figure of the present utility model.
Wherein:
1 nickel-containing waste water groove, 2 topping-up pumps
3 deep bed filter, 4 ultra-fine filters
5 chemicals dosing plants, 6 security personnel's strainers
7 high-pressure pump, 8 reverse osmosis filters
9 condensed water discharge outlets, 10 fresh water discharge outlets
11 medicines are washed system's 12 medicine grooves
13 high-pressure pump, 14 PLC Controlling System
Embodiment
Below, in conjunction with the accompanying drawings and embodiments nickel-containing waste water treatment unit of the present utility model is advanced detailed description:
As shown in Figure 1, 2, a kind of nickel-containing waste water treatment unit comprises nickel-containing waste water groove 1, and the outlet of nickel-containing waste water groove 1 is communicated with the inlet of deep bed filter 3 by the topping-up pump 2 that is arranged on the pipeline, and the outlet of deep bed filter 3 is communicated with the inlet of ultra-fine filter 4.
The outlet of ultra-fine filter 4 is communicated with by the inlet of pipeline with security personnel's strainer 6, is provided with chemicals dosing plant 5 on the connecting tube between ultra-fine filter 4 and the security personnel's strainer 6.The outlet of security personnel's strainer 6 is communicated with the inlet of reverse osmosis filter 8 by the high-pressure pump 7 that is arranged on the pipeline, cleaning water after reverse osmosis filter 8 filters is discharged through fresh water discharge outlet 10, and the waste water that the concentration that contains foreign material such as nickel of filtered is big is discharged through condensed water discharge outlet 9.
Wherein, topping-up pump 2 adopts horizontal multistage stainless steel centrifugal pump, and lift can reach more than 35 meters, and its effect is to provide needed pressure for follow-up filtering system.
The filter core of deep bed filter 3 is to make pocket type with filter cloth, and the top is provided with handle, is convenient for changing, and is mainly used in the macrobead suspended substance that filters out in the waste water greater than 20 μ m.
Chemicals dosing plant 5 adopts volume pump, and it is Scale inhibitors that institute adds medicine, is specially the polycarboxylic acid polymkeric substance, and its effect is to remove various solvable and insoluble dirty things in the waste water, prevents that dirty thing from accumulating in the reverse osmosis filter, stops up reverse osmosis filter.
The structure of security personnel's strainer 6 is that many melt-blown filters are installed in stainless steel drum housing, and its effect is to prevent the ultrafiltration inefficacy, the protection reverse osmosis membrane.
High-pressure pump 7 adopts the high pressure vertical multistage stainless steel centrifugal pump, and lift can reach more than 150 meters, and its effect provides the needed pressure of reverse osmosis filter.
The structure of reverse osmosis filter 8 is: three reverse-osmosis membrane element RO are respectively charged in three stainless steel putaminas, constitute three reverse osmosis filters, and wherein two reverse osmosis filter parallel connections are again with the 3rd reverse osmosis filter series connection.Its effect is: concentrate the soluble components of holding back in the nickel-containing waste water, mainly comprise nickel ion, phosphate anion, chlorion, carbanion, sulfate ion, potassium ion, sodium ion etc.In concentration process, the particulate matter that water-soluble organism and pre-treatment can not removed fully also comprises that impurity such as bacterium, virus almost completely hold back, and the nickel ion clearance is up to more than 99%, and fresh water discharge outlet nickel ion content is lower than 0.01mg/L.
Medicine is washed system 11 and is made up of medicine groove 12, high-pressure pump 13 and valve V2～V5 of being arranged on the pipeline, adds concentration and is 0.2% hydrochloric acid in the medicine groove equipment is regularly cleaned.Its effect is to remove ultra-fine filter and the various impurity of the medium-term and long-term accumulative of reverse osmosis filter.
On the pipeline between nickel-containing waste water groove 1 and the deep bed filter 3, be respectively arranged with conductivity sensor μ S1, pressure transmitter P1 and spinner-type flowmeter L1, be respectively arranged with pressure transmitter P2, P3 at the ultra-fine filter A of ultra-fine filter 4 and the outlet of ultra-fine filter B.Be respectively arranged with P4, P5 and P6 at the entrance and exit of the reverse-osmosis membrane element RO of two parallel connections of reverse osmosis filter 8 and the entrance and exit of another reverse-osmosis membrane element RO.Water outlet at three reverse-osmosis membrane element RO of reverse osmosis filter 8 is provided with conductivity sensor μ S2, be provided with conductivity sensor μ S3 at concentrate recirculation mouth place, can detect fresh water and dense water conductivity at any time, the handled easily person judges whether to need to clean or change reverse osmosis membrane.
PLC Controlling System 12 comprises PLC programmable logic controller, conductivitimeter and voltage-controlled instrument, and pressure transmitter P1～P6 detects the pressure condition of medium, and signal is transferred to PLC, carries out pressure and regulates control, shows force value simultaneously on voltage-controlled instrument.
Conductivity sensor μ S1, μ S2 and μ S3 detect the medium conductivity situation, and signal is transferred to PLC, carry out conductivity adjustment control, show conductivity value simultaneously on conductivitimeter.
Working process of the present utility model:
After nickel-containing waste water at first enters deep bed filter through topping-up pump, suspended substance and visible impurity greater than 5 μ m are removed, after passing through ultra-fine filter again, part polymeric complexing agent, organic acid, stablizer, accelerator and buffer reagent in the nickel-containing waste water are removed, enter reverse osmosis filter through high-pressure pump again, all nickel salts, phosphoric acid salt etc. almost all are removed, and the nickel ion clearance is up to more than 99%.
The utility model adopts full embrane method such as deep bed filter, ultra-fine filter, security personnel's strainer, reverse osmosis filter to handle nickel-containing waste water, various strainers are carried out effective integration, the nickel ion clearance is up to more than 99%, adopt the PLC Controlling System, realized the automated operation, safe and reliable of whole process.
Claims (5)
1. nickel-containing waste water treatment unit, comprise nickel-containing waste water groove (1), the outlet of nickel-containing waste water groove (1) is communicated with the inlet of deep bed filter (3) by the topping-up pump (2) that is arranged on the pipeline, it is characterized in that: the outlet of deep bed filter (3) is communicated with the inlet of ultra-fine filter (4), the outlet of ultra-fine filter (4) is communicated with by the inlet of pipeline with security personnel's strainers (6), on the connecting tube between ultra-fine filter (4) and the security personnel's strainers (6), be provided with chemicals dosing plant (5), the outlet of security personnel's strainers (6) is communicated with the inlet of reverse osmosis filter (8) by the high-pressure pump (7) that is arranged on the pipeline, comprises that also medicine washes system (11) and PLC Controlling System (14).
2. nickel-containing waste water treatment unit according to claim 1 is characterized in that: ultra-fine filter (4) by two groups of ultra-fine filter A and ultra-fine filter B totally four compose in parallel, form by polyvinylidene difluoride (PVDF) hollow-fibre membrane and stainless steel putamina for every.
3. nickel-containing waste water treatment unit according to claim 1 is characterized in that: reverse osmosis filter (8) is made up of three reverse-osmosis membrane element RO, and wherein two reverse osmosis filter parallel connections are again with the 3rd reverse osmosis filter series connection.
4. nickel-containing waste water treatment unit according to claim 1 is characterized in that: medicine is washed system (11) and is made up of medicine groove (12), high-pressure pump (13) and valve V2～V5 of being arranged on the pipeline.
5. nickel-containing waste water treatment unit according to claim 1 is characterized in that: PLC Controlling System (12) comprises PLC programmable logic controller, conductivitimeter and voltage-controlled instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202507496U CN201538724U (en) | 2009-11-24 | 2009-11-24 | Nickel-contained wastewater treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202507496U CN201538724U (en) | 2009-11-24 | 2009-11-24 | Nickel-contained wastewater treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201538724U true CN201538724U (en) | 2010-08-04 |
Family
ID=42590176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202507496U Expired - Lifetime CN201538724U (en) | 2009-11-24 | 2009-11-24 | Nickel-contained wastewater treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201538724U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102020380A (en) * | 2010-12-15 | 2011-04-20 | 佛山市三水区碧源环保工程有限公司 | Sewage treatment device and process |
| CN106380011A (en) * | 2016-10-19 | 2017-02-08 | 东莞庞思化工机械有限公司 | Nickel aminosulfonate electroplating rinse water online recovery device |
| CN108529782A (en) * | 2017-03-06 | 2018-09-14 | 天津泰班科技发展有限公司 | A kind of industrial wastewater treatment device and treatment process |
| CN112028270A (en) * | 2019-06-04 | 2020-12-04 | 核工业理化工程研究院 | Concentration treatment device and treatment method for chemical nickel plating rinsing wastewater |
| CN112028347A (en) * | 2019-06-04 | 2020-12-04 | 核工业理化工程研究院 | Zero-discharge treatment system and treatment method for chemical nickel plating wastewater |
-
2009
- 2009-11-24 CN CN2009202507496U patent/CN201538724U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102020380A (en) * | 2010-12-15 | 2011-04-20 | 佛山市三水区碧源环保工程有限公司 | Sewage treatment device and process |
| CN102020380B (en) * | 2010-12-15 | 2013-07-10 | 佛山市三水区碧源环保工程有限公司 | Sewage treatment device |
| CN106380011A (en) * | 2016-10-19 | 2017-02-08 | 东莞庞思化工机械有限公司 | Nickel aminosulfonate electroplating rinse water online recovery device |
| CN108529782A (en) * | 2017-03-06 | 2018-09-14 | 天津泰班科技发展有限公司 | A kind of industrial wastewater treatment device and treatment process |
| CN112028270A (en) * | 2019-06-04 | 2020-12-04 | 核工业理化工程研究院 | Concentration treatment device and treatment method for chemical nickel plating rinsing wastewater |
| CN112028347A (en) * | 2019-06-04 | 2020-12-04 | 核工业理化工程研究院 | Zero-discharge treatment system and treatment method for chemical nickel plating wastewater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Kai Inventor after: Xuan Ce Inventor after: Zhao Yanming Inventor after: Meng Xianxiong Inventor after: Liu Mingya Inventor after: Zhang Tielin Inventor after: Ling Wen Inventor after: Zhang Yayi Inventor after: Cai Lijin Inventor after: Hu Xiaojuan Inventor before: Zhang Kai Inventor before: Meng Xianxiong Inventor before: Liu Mingya Inventor before: Zhang Tielin Inventor before: Ling Wen Inventor before: Zhang Yayi Inventor before: Cai Lijin Inventor before: Hu Xiaojuan Inventor before: Xuan Ce |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHANG KAI MENG XIANXIONG LIU MINGYA ZHANG TIELIN LING WEN ZHANG YAYI CAI LIJIN HU XIAOJUAN XUAN CE TO: ZHANG KAI ZHAO YANMING MENG XIANXIONG LIU MINGYA ZHANG TIELIN LING WEN ZHANG YAYI CAI LIJIN HU XIAOJUAN XUAN CE |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100804 |