CN102897938A - Heavy-metal waste water treatment device - Google Patents
Heavy-metal waste water treatment device Download PDFInfo
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- CN102897938A CN102897938A CN2011102129155A CN201110212915A CN102897938A CN 102897938 A CN102897938 A CN 102897938A CN 2011102129155 A CN2011102129155 A CN 2011102129155A CN 201110212915 A CN201110212915 A CN 201110212915A CN 102897938 A CN102897938 A CN 102897938A
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Abstract
The invention discloses a heavy metal waste water treatment device. The device comprises a sewage tank (1). A first PH regulation tank (3) connected through a pipeline (2) is arranged on a side of the sewage tank (1). The other side of the PH regulation tank (3) is connected with one side of a water distribution tank (4) through a pipeline (2). A sedimentation tank (5) is arranged below the water distribution tank (4). The sedimentation tank (5) is connected with the water distribution tank (4) through water distribution holes (6) on the bottom of the water distribution tank (4). A weir port (7) is provided on the upper part on a side wall on the other end of the sedimentation tank (5). The weir port (7) is connected with a second PH regulation tank (8) on the other side of the sedimentation tank (5) through a pipeline (2). The other side of the second PH regulation tank (8) is sequentially connected with a quartz sand filtering tank (9), an active carbon adsorption tank (10), and a clear water tank (11) through pipelines (2). The entire structure of the device provided by the invention can adopt an integral design. The device has the advantages of small land occupation and low cost, and is suitable to be applied by various sewage-discharging enterprises.
Description
Technical field
The present invention relates to water-treatment technology field, especially relate to the processing of waste water or sewage, specifically a kind for the treatment of unit of heavy metal wastewater thereby.
Background technology
Heavy metal wastewater thereby refers to the waste water that contains heavy metal of discharging in the Industrial processes such as mining and metallurgy, machinofacture, chemical industry, electronics, instrument.Heavy metal (as containing cadmium, nickel, mercury, zinc etc.) waste water is the most serious to an environmental pollution and the mankind endangered one of maximum trade effluent, and its water quality and quantity is relevant with production technique.Heavy metal in the waste water is that various common methods can not be decomposed destruction, and can only shift their location and change their physics and chemistry form.For example, after chemical precipitation was processed, the heavy metal in the waste water was transformed into insoluble chemical compound and precipitates from the ionic condition of dissolving, transfers to from water in the mud; After ion exchange treatment, the metal ion in the waste water is transferred on the ion exchange resin; After regeneration, transfer to the regeneration waste liquid from ion exchange resin again.In a word, heavy metal wastewater thereby forms two kinds of products after treatment, and the one, basically removed the processing water of heavy metal, the one, the enriched product of heavy metal.The processing water that heavy metal concentration is lower than emission standard can discharge; If meet the requirement of production technique water, preferably reuse.Heavy metal in the enriched product mostly has use value, should recycle as far as possible; There are not recovery value, harmless treatment in addition.Current; comparatively serious environmental pollution accident occurs in waste water again and again that contain heavy metal; and it is at present can not strict guarantee up to standard lastingly to the treatment process of lead waste water and equipment; be usually expressed as that PH can not satisfy precipitation or water outlet requirement up to standard, bad heavy metal ion or the suspended substance of causing of sedimentation effect are not up to standard, and often can be owing to situation not up to standard occurring artificial installation factor and duration of service in later stage in the use procedure.Especially for the waste water that contains heavy metal in a small amount, device systems takes up an area greatly, drops into many, maintenance trouble, and income is little.
Summary of the invention
The objective of the invention is the defective for prior art, provide a kind of equipment to take up an area the treatment unit of the heavy metal wastewater thereby little, that treatment effect is good.
The objective of the invention is to solve by the following technical programs:
A kind for the treatment of unit of heavy metal wastewater thereby, comprise sewage lagoon, one side of described sewage lagoon is provided with a PH equalizing tank that links to each other by pipeline, the opposite side of the one PH equalizing tank links to each other with a side in cloth pond by pipeline, the below in cloth pond is provided with settling tank, settling tank links to each other with the cloth pond by the water distributing pore of bottom, cloth pond, the other end side wall upper part of settling tank is provided with crest of weir, crest of weir links to each other with the 2nd PH equalizing tank of settling tank opposite side by pipeline, and the opposite side of the 2nd PH equalizing tank links to each other with clean water basin with quartz sand filter tank, activated carbon adsorption pond successively by pipeline.
Pipeline between described sewage lagoon and the PH equalizing tank is provided with sump pump and under meter, and under meter is between sump pump and a PH equalizing tank.
A described PH equalizing tank links to each other with automatic acid adding machine with the automatic alkali adding machine by pipeline respectively with the 2nd PH equalizing tank.
Be provided with the PH meter in a described PH equalizing tank and the 2nd PH equalizing tank.
Described cloth pond links to each other with the coagulant aids storage tank with the coagulating agent storage tank respectively by pipeline.
Be provided with whipping appts in described coagulating agent storage tank and the coagulant aids storage tank.
One bottom section of described settling tank is provided with the mud district, and described mud district is positioned at the below in cloth pond.
The sidewall in described mud district is provided with mudhole.
The pool wall top of described the 2nd PH equalizing tank links to each other with the crest of weir of settling tank by pipeline; The pool wall bottom of the 2nd PH equalizing tank links to each other by pipeline with the pool wall bottom in quartz sand filter tank.
The pool wall top in described activated carbon adsorption pond links to each other by pipeline with the pool wall top in quartz sand filter tank; The pool wall bottom in activated carbon adsorption pond links to each other by pipeline with the pool wall bottom of clean water basin.
The present invention has the following advantages compared to existing technology:
The front and back of settling tank of the present invention all are provided with the PH equalizing tank, and the pH value that has guaranteed to precipitate required pH value condition and water outlet is up to standard, and adopt and filter and the advanced treatment measure of dual absorption, so that effluent quality is up to standard.
The present invention can adopt Integrated design, and all parts are carried out integrated design, and the large I of parts designs according to practical situation, and equipment takes up an area little and cost is lower.
Of the present invention simple in structure, easy to operate, can uninterruptedly continue to use, be fit to all kinds of blowdown enterprise and use.
Description of drawings
Accompanying drawing 1 is structural representation of the present invention.
Wherein: 1-sewage lagoon; 2-pipeline; The 3-the one PH equalizing tank; 4-cloth pond; 5-settling tank; 6-water distributing pore; 7-crest of weir; The 8-the two PH equalizing tank; 9-quartz sand filter tank; 10-activated carbon adsorption pond; 11-clean water basin; 12-sump pump; 13-under meter; 14-automatic alkali adding machine; 15-automatically acid adding machines; 16-PH meter; 17-coagulating agent storage tank; 18-coagulant aids storage tank; 19-whipping appts; 20-mud district; 21-mudhole.
Embodiment
The present invention is further illustrated below in conjunction with accompanying drawing and embodiment.
As shown in Figure 1: a kind for the treatment of unit of heavy metal wastewater thereby, comprise sewage lagoon 1, side at sewage lagoon 1 is provided with a PH equalizing tank 3 that links to each other by pipeline 2, the one PH equalizing tank 3 also links to each other with the automatic alkali adding machine 14 that can regulate a PH equalizing tank 3 interior waste water pH values by pipeline 2, and the PH that also is provided with monitoring the one PH equalizing tank 3 interior waste water pH values in a PH equalizing tank 3 counts 16, pipeline 2 between sewage lagoon 1 and a PH equalizing tank 3 is provided with sump pump 12 and under meter 13 in addition, waste water is introduced a PH equalizing tank 3 and according to the practical situation adjust flux, wherein under meter 13 is between sump pump 12 and a PH equalizing tank 3; Opposite side at a PH equalizing tank 3 is provided with cloth pond 4, the one PH equalizing tank 3 links to each other with a side sidewall in cloth pond 4 by pipeline 2, below cloth pond 4, be provided with settling tank 5, water distributing pore 6 by 4 bottoms, cloth pond links to each other between the two, cloth pond 4 also links to each other with coagulant aids storage tank 18 with the coagulating agent storage tank 17 that is provided with whipping appts 19 by pipeline respectively, in order to strengthen sedimentation effect; Bottom section at settling tank 5 is provided with the mud district 20 that sidewall arranges mudhole 21, the position in this mud district 20 is corresponding with the cloth pond 4 of its top, the other end side wall upper part of settling tank 5 is provided with crest of weir 7, crest of weir 7 links to each other by the pool wall top of pipeline 2 with the 2nd PH equalizing tank 8 that is positioned at settling tank 5 opposite sides, the 2nd PH equalizing tank 8 links to each other by pipeline 2 and the automatic acid adding machine 15 of regulating supernatant liquor pH value in it, in the 2nd PH equalizing tank 8, also be provided with the PH meter 16 of monitoring the 2nd PH equalizing tank 8 interior supernatant liquor pH values, the pool wall bottom of the 2nd PH equalizing tank 8 links to each other by pipeline 2 with the pool wall bottom in quartz sand filter tank 9, the pool wall top in quartz sand filter tank 9 links to each other by pipeline 2 with the pool wall top in activated carbon adsorption pond 10, and the pool wall bottom in activated carbon adsorption pond 10 links to each other by pipeline 2 with the pool wall bottom of clean water basin 11.
The present invention in use, the waste water that contains heavy metal is introduced a PH equalizing tank 3 by pipeline 2 from wastewater disposal basin 1 under the effect of sump pump 12, automatically liquid caustic soda is added in the PH equalizing tank 3 by automatic alkali adding machine 14, and under the monitoring of PH meter 16, regulate the consumption of automatic alkali adding machine 14 or the influx of waste water, waste water after regulating enters in the cloth pond 4 that is added with coagulating agent and coagulant aids by pipeline 2, waste water enters in the settling tank 5 by water distributing pore 6 under action of gravitation in the cloth pond 4, supernatant liquor after precipitation overflows settling tank 5 from the crest of weir 7 of settling tank 5 the other ends, and send into the 2nd PH equalizing tank 8 of automatic continuous adding acid solution by pipeline 2, the supernatant liquor of regulating through pH value is undertaken introducing in the clean water basin 11 after double-depth is processed by quartz sand filter tank 9 and activated carbon adsorption pond 10 more successively.The present invention is because all be provided with the PH equalizing tank in the front and back of settling tank 5, and the pH value that has therefore guaranteed to precipitate required pH value condition and water outlet is up to standard, adopts and filters and the advanced treatment measure of dual absorption, so that effluent quality is up to standard; One-piece construction adopts integrated design so that its large I designs according to practical situation, and equipment takes up an area little and cost is lower, and effluent quality is good, is fit to all kinds of blowdown enterprise and uses.
The technology that the present invention does not relate to all can be realized by prior art.
Claims (10)
1. the treatment unit of a heavy metal wastewater thereby, comprise sewage lagoon (1), a side that it is characterized in that described sewage lagoon (1) is provided with a PH equalizing tank (3) that links to each other by pipeline (2), the opposite side of the one PH equalizing tank (3) links to each other with a side of cloth pond (4) by pipeline (2), the below in cloth pond (4) is provided with settling tank (5), settling tank (5) links to each other with cloth pond (4) by the water distributing pore (6) of bottom, cloth pond (4), the other end side wall upper part of settling tank (5) is provided with crest of weir (7), crest of weir (7) links to each other with the 2nd PH equalizing tank (8) of settling tank (5) opposite side by pipeline (2), the opposite side of the 2nd PH equalizing tank (8) pass through pipeline (2) successively with quartz sand filter tank (9), activated carbon adsorption pond (10) links to each other with clean water basin (11).
2. the treatment unit of heavy metal wastewater thereby according to claim 1, it is characterized in that the pipeline (2) between described sewage lagoon (1) and the PH equalizing tank (3) is provided with sump pump (12) and under meter (13), under meter (13) is positioned between sump pump (12) and the PH equalizing tank (3).
3. the treatment unit of heavy metal wastewater thereby according to claim 1 is characterized in that a described PH equalizing tank (3) links to each other with automatic acid adding machine (15) with automatic alkali adding machine (14) by pipeline (2) respectively with the 2nd PH equalizing tank (8).
4. according to claim 1 or the treatment unit of 3 described heavy metal wastewater therebies, it is characterized in that being provided with in a described PH equalizing tank (3) and the 2nd PH equalizing tank (8) PH meter (16).
5. the treatment unit of heavy metal wastewater thereby according to claim 1 is characterized in that described cloth pond (4) links to each other with coagulant aids storage tank (18) with coagulating agent storage tank (17) respectively by pipeline (2).
6. the treatment unit of heavy metal wastewater thereby according to claim 5 is characterized in that being provided with whipping appts (19) in described coagulating agent storage tank (17) and the coagulant aids storage tank (18).
7. the treatment unit of heavy metal wastewater thereby according to claim 1 is characterized in that a bottom section of described settling tank (5) is provided with mud district (20), and described mud district (20) is positioned at the below of cloth pond (4).
8. the treatment unit of heavy metal wastewater thereby according to claim 7 is characterized in that the sidewall in described mud district (20) is provided with mudhole (21).
9. the treatment unit of heavy metal wastewater thereby according to claim 1 is characterized in that the pool wall top of described the 2nd PH equalizing tank (8) links to each other with the crest of weir (7) of settling tank (5) by pipeline (2); The pool wall bottom of the 2nd PH equalizing tank (8) links to each other by pipeline (2) with the pool wall bottom of quartz sand filter tank (9).
10. according to claim 1 or the treatment unit of 9 described heavy metal wastewater therebies, it is characterized in that the pool wall top in described activated carbon adsorption pond (10) links to each other by pipeline (2) with the pool wall top of quartz sand filter tank (9); The pool wall bottom in activated carbon adsorption pond (10) links to each other by pipeline (2) with the pool wall bottom of clean water basin (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102129155A CN102897938A (en) | 2011-07-28 | 2011-07-28 | Heavy-metal waste water treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102129155A CN102897938A (en) | 2011-07-28 | 2011-07-28 | Heavy-metal waste water treatment device |
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| CN102897938A true CN102897938A (en) | 2013-01-30 |
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| CN2011102129155A Pending CN102897938A (en) | 2011-07-28 | 2011-07-28 | Heavy-metal waste water treatment device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108840478A (en) * | 2018-07-10 | 2018-11-20 | 白忠海 | A kind of environment-friendly metal waste liquid recovery apparatus |
| CN110937650A (en) * | 2019-07-04 | 2020-03-31 | 中国科学院地理科学与资源研究所 | A kind of heavy metal leaching waste liquid adsorption device and leaching waste liquid recycling system |
Citations (8)
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| JPH0576876A (en) * | 1991-07-09 | 1993-03-30 | Mitsubishi Materials Corp | Treatment of waste water containing fluorine and manganese |
| CN1686870A (en) * | 2005-03-31 | 2005-10-26 | 苏州市环境工程有限责任公司 | Technique for processing reclamation of industrial wastewater from printing electronic circuit board |
| JP2007175673A (en) * | 2005-12-28 | 2007-07-12 | Idemitsu Kosan Co Ltd | Treatment of ammonia-containing wastewater |
| CN101168463A (en) * | 2006-10-23 | 2008-04-30 | 宝山钢铁股份有限公司 | Method for treating manganese-series phosphorized waste water |
| CN101628761A (en) * | 2009-08-18 | 2010-01-20 | 湖南邦普循环科技有限公司 | Treatment method of nickel-cobalt-manganese wastewater generated in waste and old battery treatment process |
| CN102020375A (en) * | 2009-09-23 | 2011-04-20 | 上海轻工业研究所有限公司 | Equipment for reclaiming lead acid battery waste water |
| CN102020373A (en) * | 2009-09-15 | 2011-04-20 | 上海宝钢工程技术有限公司 | Process for treating phosphate coating wastewater of steel pipes |
| CN202156964U (en) * | 2011-07-28 | 2012-03-07 | 江苏南方涂装环保股份有限公司 | Heavy metal waste water treatment device |
-
2011
- 2011-07-28 CN CN2011102129155A patent/CN102897938A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0576876A (en) * | 1991-07-09 | 1993-03-30 | Mitsubishi Materials Corp | Treatment of waste water containing fluorine and manganese |
| CN1686870A (en) * | 2005-03-31 | 2005-10-26 | 苏州市环境工程有限责任公司 | Technique for processing reclamation of industrial wastewater from printing electronic circuit board |
| JP2007175673A (en) * | 2005-12-28 | 2007-07-12 | Idemitsu Kosan Co Ltd | Treatment of ammonia-containing wastewater |
| CN101168463A (en) * | 2006-10-23 | 2008-04-30 | 宝山钢铁股份有限公司 | Method for treating manganese-series phosphorized waste water |
| CN101628761A (en) * | 2009-08-18 | 2010-01-20 | 湖南邦普循环科技有限公司 | Treatment method of nickel-cobalt-manganese wastewater generated in waste and old battery treatment process |
| CN102020373A (en) * | 2009-09-15 | 2011-04-20 | 上海宝钢工程技术有限公司 | Process for treating phosphate coating wastewater of steel pipes |
| CN102020375A (en) * | 2009-09-23 | 2011-04-20 | 上海轻工业研究所有限公司 | Equipment for reclaiming lead acid battery waste water |
| CN202156964U (en) * | 2011-07-28 | 2012-03-07 | 江苏南方涂装环保股份有限公司 | Heavy metal waste water treatment device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108840478A (en) * | 2018-07-10 | 2018-11-20 | 白忠海 | A kind of environment-friendly metal waste liquid recovery apparatus |
| CN108840478B (en) * | 2018-07-10 | 2021-09-17 | 苏州乐米凡电气科技有限公司 | Environment-friendly metal waste liquid recovery unit |
| CN110937650A (en) * | 2019-07-04 | 2020-03-31 | 中国科学院地理科学与资源研究所 | A kind of heavy metal leaching waste liquid adsorption device and leaching waste liquid recycling system |
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Application publication date: 20130130 |