CN202156964U - Heavy metal waste water treatment device - Google Patents
Heavy metal waste water treatment device Download PDFInfo
- Publication number
- CN202156964U CN202156964U CN2011202700359U CN201120270035U CN202156964U CN 202156964 U CN202156964 U CN 202156964U CN 2011202700359 U CN2011202700359 U CN 2011202700359U CN 201120270035 U CN201120270035 U CN 201120270035U CN 202156964 U CN202156964 U CN 202156964U
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- equalizing tank
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Abstract
The utility model discloses a heavy metal waste water treatment device comprising a sewage tank (1); and a first pH adjusting tank (3) connected by a pipeline (2) is arranged at one side of the sewage tank (1), one side of a water distributing tank (4) is connected with the other side of the first pH adjusting tank (3) by the pipeline (2), a sedimentation tank (5) is arranged below the water distributing tank (4) and is connected with the water distributing tank (4) through a water distributing hole (6) in the bottom of the water distributing tank (4), a weir crest (7) is arranged on the upper part of the side wall at the other end of the sedimentation tank (5), the weir crest (7) is connected with a second pH adjusting tank (8) which is arranged at the other side of the sedimentation tank (5) through the pipeline (2), and the other side of the second pH adjusting 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 the pipeline (2). The heavy metal waste water treatment device is designed to have an integral structure, has a small equipment occupied area and low cost, and is suitable for various enterprises for pollution discharging.
Description
Technical field
The utility model relates to water-treatment technology field, especially relates to the processing of waste water or sewage, specifically the treatment unit of a heavy metal wastewater.
Background technology
Heavy metal wastewater thereby is meant 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 that an environmental pollution the most seriously and to the mankind is 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 domestic methods can not be decomposed destructive, and can only shift their location and the physics and the chemical form that change them.For example, after chemical precipitation was handled, the heavy metal in the waste water was transformed into insoluble chemical compound and precipitates from the dissolved ionic condition, from water, transfers in the mud; After ion exchange treatment, the metals 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, removed the treating water of heavy metal basically, the one, the enriched product of heavy metal.The treating water that heavy metal concentration is lower than emission standard can discharge; If the requirement of accords with production process 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 incident takes place 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; Usually show as that PH can not satisfy deposition 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 in the use through regular meeting because artificial installation factor and appearance duration of service in later stage situation not up to standard.Especially to the waste water that contains heavy metal in a small amount, device systems takes up an area of greatly, drops into many, maintenance trouble, and income is little.
Summary of the invention
The purpose of the utility model is the defective to prior art, provides a kind of equipment to take up an area of the treatment unit of the heavy metal wastewater thereby little, that treatment effect is good.
The purpose of the utility model solves through following technical scheme:
The treatment unit of one heavy metal wastewater; Comprise sewage lagoon; One side of said sewage lagoon is provided with a PH equalizing tank that links to each other through pipeline, and the opposite side of a PH equalizing tank links to each other with a side in cloth pond through pipeline, and the below in cloth pond is provided with settling tank; Settling tank links to each other with the cloth pond through the water distributing pore of bottom, cloth pond; The other end side wall upper part of settling tank is provided with crest of weir, and crest of weir links to each other with the 2nd PH equalizing tank of settling tank opposite side through pipeline, and the opposite side of the 2nd PH equalizing tank links to each other with clean water basin with silica sand filter tank, activated carbon adsorption pond through pipeline successively.
Pipeline between a said sewage lagoon and the PH equalizing tank is provided with sump pump and under meter, and under meter is between a sump pump and a PH equalizing tank.
A described PH equalizing tank and the 2nd PH equalizing tank respectively through pipeline with add the alkali machine automatically and link to each other with acid adding machine automatically.
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 through pipeline.
Be provided with whipping appts in described coagulating agent storage tank and the coagulant aids storage tank.
One bottom portion of said settling tank is provided with the mud district, and described mud district is positioned at the below in cloth pond.
The sidewall in said mud district is provided with mudhole.
The pool wall top of said the 2nd PH equalizing tank links to each other with the crest of weir of settling tank through pipeline; The pool wall bottom of the 2nd PH equalizing tank links to each other through pipeline with the pool wall bottom in silica sand filter tank.
The pool wall top in said activated carbon adsorption pond links to each other through pipeline with the pool wall top in silica sand filter tank; The pool wall bottom in activated carbon adsorption pond links to each other through pipeline with the pool wall bottom of clean water basin.
The utility model is compared prior art has following advantage:
The front and back of the utility model settling tank 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, make effluent quality up to standard.
The utility model can adopt integrated design, and all parts are carried out integrated design, and the big I of parts designs according to practical situation, and equipment takes up an area of little and cost is lower.
The utility model simple in structure, easy to operate can uninterruptedly continue to use, and is fit to all kinds of blowdown enterprise and uses.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model.
Wherein: 1-sewage lagoon; 2-pipeline; 3-the one PH equalizing tank; 4-cloth pond; 5-settling tank; 6-water distributing pore; 7-crest of weir; 8-the two PH equalizing tank; 9-silica sand filter tank; 10-activated carbon adsorption pond; 11-clean water basin; 12-sump pump; 13-under meter; 14-automatically add the alkali 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
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
As shown in Figure 1: the treatment unit of a heavy metal wastewater; Comprise sewage lagoon 1; Side at sewage lagoon 1 is provided with a PH equalizing tank 3 that links to each other through pipeline 2; The one PH equalizing tank 3 also links to each other with the alkali machine 14 that adds automatically of waste water pH value in adjustable the one PH equalizing tank 3 through pipeline 2, and in a PH equalizing tank 3, also is provided with the PH meter 16 of waste water pH value in monitoring the one PH equalizing tank 3, on the pipeline 2 between a sewage lagoon 1 and the PH equalizing tank 3, is provided with sump pump 12 and under meter 13 in addition; Waste water introduced a PH equalizing tank 3 and to be regulated flow according to practical situation, wherein under meter 13 is between a 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 through pipeline 2; Below cloth pond 4, be provided with settling tank 5; Water distributing pore 6 through 4 bottoms, cloth pond links to each other between the two, and 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 through pipeline respectively, in order to strengthen sedimentation effect; Bottom portion at settling tank 5 is provided with the mud district 20 that mudhole 21 is set on the sidewall; 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 through 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 through pipeline 2 and the automatic acid adding machine 15 of regulating supernatant pH value in it, and the pool wall bottom that the PH that in the 2nd PH equalizing tank 8, also is provided with supernatant pH value in monitoring the 2nd PH equalizing tank 8 counts 16, the two PH equalizing tanks 8 links to each other through pipeline 2 with the pool wall bottom in silica sand filter tank 9; The pool wall top in silica sand filter tank 9 links to each other through 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 through pipeline 2 with the pool wall bottom of clean water basin 11.
The utility model in use; The waste water that contains heavy metal is introduced a PH equalizing tank 3 through 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 through adding alkali machine 14 automatically; And adjusting adds the influx of the consumption or the waste water of alkali machine 14 automatically under the monitoring of PH meter 16; Waste water after regulating gets into through pipeline 2 and is added with in the cloth pond 4 of coagulating agent and coagulant aids, and waste water passes through under the effect of gravity in the water distributing pore 6 entering settling tanks 5 in the cloth pond 4, overflows settling tank 5 through the supernatant of post precipitation 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 through pipeline 2, the supernatant of regulating through pH value carries out double-depth through silica sand filter tank 9 and activated carbon adsorption pond 10 more successively to be handled the back and introduces in the clean water basin 11.The utility model 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 the advanced treatment measure of filtration and dual absorption, makes effluent quality up to standard; One-piece construction adopts integrated design to make its big I design according to practical situation, and equipment takes up an area of little and cost is lower, and effluent quality is good, is fit to all kinds of blowdown enterprise and uses.
The technology that the utility model does not relate to all can realize through prior art.
Claims (10)
1. the treatment unit of a heavy metal wastewater; Comprise sewage lagoon (1); A side that it is characterized in that said sewage lagoon (1) is provided with a PH equalizing tank (3) that links to each other through pipeline (2); The opposite side of the one PH equalizing tank (3) links to each other with a side of cloth pond (4) through pipeline (2); The below in cloth pond (4) is provided with settling tank (5), and settling tank (5) links to each other with cloth pond (4) through the water distributing pore (6) of bottom, cloth pond (4), and 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 through pipeline (2), and the opposite side of the 2nd PH equalizing tank (8) links to each other with silica sand filter tank (9), activated carbon adsorption pond (10) and clean water basin (11) through pipeline (2) successively.
2. the treatment unit of heavy metal wastewater thereby according to claim 1; It is characterized in that the pipeline (2) between a said 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 a sump pump (12) and the PH equalizing tank (3).
3. the treatment unit of heavy metal wastewater thereby according to claim 1, it is characterized in that a described PH equalizing tank (3) and the 2nd PH equalizing tank (8) respectively through pipeline (2) with add alkali machine (14) automatically and link to each other with acid adding machine (15) automatically.
4. according to the treatment unit of claim 1 or 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 through 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 portion of said 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 said 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 said the 2nd PH equalizing tank (8) links to each other with the crest of weir (7) of settling tank (5) through pipeline (2); The pool wall bottom of the 2nd PH equalizing tank (8) links to each other through pipeline (2) with the pool wall bottom of silica sand filter tank (9).
10. according to the treatment unit of claim 1 or 9 described heavy metal wastewater therebies, it is characterized in that the pool wall top in said activated carbon adsorption pond (10) links to each other through pipeline (2) with the pool wall top of silica sand filter tank (9); The pool wall bottom in activated carbon adsorption pond (10) links to each other through pipeline (2) with the pool wall bottom of clean water basin (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202700359U CN202156964U (en) | 2011-07-28 | 2011-07-28 | Heavy metal waste water treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202700359U CN202156964U (en) | 2011-07-28 | 2011-07-28 | Heavy metal waste water treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202156964U true CN202156964U (en) | 2012-03-07 |
Family
ID=45764606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202700359U Expired - Fee Related CN202156964U (en) | 2011-07-28 | 2011-07-28 | Heavy metal waste water treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202156964U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897938A (en) * | 2011-07-28 | 2013-01-30 | 江苏南方涂装环保股份有限公司 | Heavy-metal waste water treatment device |
| CN105174546A (en) * | 2015-09-23 | 2015-12-23 | 江西中捷工程建设有限公司 | Industrial wastewater treatment system |
| CN108840478A (en) * | 2018-07-10 | 2018-11-20 | 白忠海 | A kind of environment-friendly metal waste liquid recovery apparatus |
-
2011
- 2011-07-28 CN CN2011202700359U patent/CN202156964U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897938A (en) * | 2011-07-28 | 2013-01-30 | 江苏南方涂装环保股份有限公司 | Heavy-metal waste water treatment device |
| CN105174546A (en) * | 2015-09-23 | 2015-12-23 | 江西中捷工程建设有限公司 | Industrial wastewater treatment system |
| 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 |
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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: 20120307 Termination date: 20140728 |
|
| EXPY | Termination of patent right or utility model |