CN203382592U - Acidic ion-containing waste water resource recycling treatment system - Google Patents
Acidic ion-containing waste water resource recycling treatment system Download PDFInfo
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- CN203382592U CN203382592U CN201320400575.3U CN201320400575U CN203382592U CN 203382592 U CN203382592 U CN 203382592U CN 201320400575 U CN201320400575 U CN 201320400575U CN 203382592 U CN203382592 U CN 203382592U
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Abstract
The utility model discloses an acidic ion-containing waste water resource recycling treatment system which comprises an acidic waste water storage pond, an alkali liquor storage tank, a flocculating agent storage tank, a neutralization oxidation reaction pond and a sludge concentration pond, wherein the acidic waste water storage pond is connected with the neutralization oxidation reaction pond through a raw water acid-proof pump; the neutralization oxidation reaction pond is internally fixed with a stirrer, a No.1 on-line pH (Power of Hydrogen) meter and a No.1 on-line ORP (Oxidation-Reduction Potential) meter; the alkali liquor storage tank is connected with the neutralization oxidation reaction pond through a No.1 metering pump; the flocculating agent storage tank is connected with the neutralization oxidation reaction pond through a No.2 metering pump; the neutralization oxidation reaction pond is connected with a sedimentation pond through a sludge pump; the sedimentation pond is connected with the sludge concentration pond, and the sedimentation pond is also connected with a supernatant water discharge pipe; the sludge concentration pond is connected with a high-pressure plate-and-frame filter press through the high-pressure sludge pump; the neutralization oxidation reaction pond is also connected with an air blower. The acidic ion-containing waste water resource recycling treatment system disclosed by the utility model can be used for stably preparing and recovering the Fe3O4 with content more than 50% by carrying out in-situ reaction in an acidic waste water neutralization pond under the condition of normal temperature and pressure.
Description
Technical field
The utility model relates to a kind of iron-containing acidic waste water reclaiming recovery and processing system, especially relates to a kind of recovery black Fe
3o
4the treatment system of mud.
Background technology
Iron-containing acidic waste water reclaiming recovery and processing system has complex process at present, floor space is large, effect is unstable, high defect consumes energy.Reclaim field so be badly in need of now a kind of iron-containing acidic waste water reclaiming be applicable in different quality and water yield situation of exploitation, final purpose can realize under the normal-temperature reaction condition, fast and stable, energy-saving self-controlling recovery black Fe
3o
4the resource utilization recovery and processing system of particle.
Summary of the invention
The purpose of this utility model is to provide a kind of a kind of iron-containing acidic waste water reclaiming simple in structure, safe and reliable, efficient energy-saving and reclaims black Fe
3o
4treatment system.
The technical solution of the utility model is: a kind of iron-containing acidic waste water reclaiming recovery and processing system, it comprises pickling waste waters storage pond, described pickling waste waters storage pond by former water acid proof pump with in the oxidizing reaction pond, be connected, in the oxidizing reaction pond in be fixed with stirrer, online PH counts and an online ORP counts; The alkali lye storage tank by volume pump with in the oxidizing reaction pond, be connected; The polymeric flocculant storage tank by No. two volume pumps with in the oxidizing reaction pond, be connected; In with the oxidizing reaction pond, by slush pump, with settling tank, be connected, the sludge outlet of settling tank is connected with sludge thickener, on settling tank, also is connected with for discharging the supernatant liquor water shoot of clear water; Sludge thickener is connected with the high pressure plate-and-frame filter press by high pressure slurry pump; In and the oxidizing reaction pond also be connected with blower fan; Former water acid proof pump, a volume pump, an online PH meter, online ORP meter, stirrer and a blower fan all are connected with the PLC robot control system(RCS).
Further, it also comprises liquidometer, and in during described liquidometer is arranged on and oxidizing reaction pond, and liquidometer is connected with the PLC robot control system(RCS).
Further, spaced twice dividing plate in described and in the oxidizing reaction pond, the below of left side dividing plate and in and leave spacing between the bottom in oxidizing reaction pond, the top of right side partition and in and leave spacing between the top in oxidizing reaction pond, by the twice dividing plate will in and the oxidizing reaction pond be divided into two front reaction tanks that are interconnected, rear reaction tank; Online PH meter, online ORP meter and stirrer are arranged in rear reaction tank, are provided with No. two online PH meters, No. two online ORP meters in front reaction tank; An online PH meter, an online ORP meter are not connected with the PLC robot control system(RCS) with stirrer, No. two online PH meters, No. two online ORP score; It also comprises liquidometer, and in the rear reaction tank in during described liquidometer is arranged on and oxidizing reaction pond, and liquidometer is connected with the PLC robot control system(RCS).
Further, it also comprises hermetic type accident deposit pond, hermetic type accident deposit pond by acid proof pump with in the oxidizing reaction pond, be connected; Acid proof pump is connected with the PLC robot control system(RCS).
Advantage and the positively effect that the utlity model has are: owing to adopting technique scheme, 1) can, under normal temperature and pressure conditions, at acid waste water neutralization tank reaction in－situ, stablize and make and reclaim the Fe more than 50% content
3o
4; 2) go for the different field iron-containing acidic waste water original position that the water quality amplitude of fluctuation is large and directly reclaim Fe
3o
4, the technological reaction time is short, occupation area of equipment is little, energy efficient, technique simple, stable, level of automation is high; 3) Fe
3o
4size distribution is good, easily form spherical particle promotes quick solid-liquid separation, purity high; 4) the present invention has opened up the iron-containing acidic waste water reclamation valency Fe
3o
4new way, there is preferably society, economy and environment benefit.
The accompanying drawing explanation
Fig. 1 is periodic running mode configuration schematic diagram of the present utility model.
Fig. 2 is succession running mode configuration schematic diagram of the present utility model.
Embodiment
Below in conjunction with the drawings and the specific embodiments, the utility model is described in further detail.
As shown in Figure 1, a kind of iron-containing acidic waste water reclaiming recovery and processing system of the present utility model, comprise pickling waste waters storage pond 1, described pickling waste waters storage pond 1 by former water acid proof pump 2 with in oxidizing reaction pond 3, be connected, in oxidizing reaction pond 3 in be fixed with stirrer 4, an online PH counts 5 and online ORP and counts 6; Alkali lye storage tank 7 by volume pump 8 with in oxidizing reaction pond 3, be connected; Polymeric flocculant storage tank 9 by No. two volume pumps 10 with in oxidizing reaction pond 3, be connected; In with oxidizing reaction pond 3, by slush pump 11, with settling tank 12, be connected, the sludge outlet of settling tank 12 is connected with sludge thickener 13, on settling tank 12, also is connected with for discharging the supernatant liquor water shoot of clear water; Sludge thickener 13 is connected with high pressure plate-and-frame filter press 15 by high pressure slurry pump 14; In and oxidizing reaction pond 3 also be connected with blower fan 18; In and oxidizing reaction pond 3 be provided with the liquidometer 21 for carrying out the height of liquid level detection; Former water acid proof pump 2, volume pump 8, online PH meter 5, online ORP meters 6, stirrer 4, blower fans 18 all are connected with PLC robot control system(RCS) (the not shown in the figures meaning out) with liquidometer 21.Embodiment shown in Fig. 1 is applicable to intermittent reaction.
Embodiment shown in Fig. 1 is applicable to the periodic running pattern, as described below for following two kinds of different water quality characteristics concrete operations patterns:
To process Fe
2+be that main acid waste water is example, use the equipment shown in Fig. 1 to carry out the intermittent type processing, detailed process is: pickling waste waters is stored up in pond 1 with Fe
2+be main acid waste water adopt former water acid proof pump 2 squeeze in and in oxidizing reaction pond 3, in during alkali lye in alkali lye storage tank 7 is delivered to by pipeline and a volume pump 8 and oxidizing reaction pond 3, and in regulating and the PH to 8.0 of the waste water in oxidizing reaction pond 3～11 scopes, start blower fan 18 supply gas in and oxidizing reaction pond 3 carry out oxidizing reaction 10～60min, count 5 data of feeding back by an online PH in process, automatically control and add alkali lye, maintain PH to 8.0～11 scopes.Count 6 feedback data by an online ORP and determine that reaction finishes and stop air inlet, closes blower fan 18.The Fe that now solution is black
3o
4aaerosol solution, in order to impel Fe
3o
4the quick solid-liquid separation of particle, start No. two volume pumps 10 from polymeric flocculant storage tank 9 delivery of medicaments to and oxidizing reaction pond 3, start to start stirrer 4 and carry out low rate mixing 30s～60s, the particle flocculation body that the formation particle diameter is 2～4mm, start acid proof pump 20, by hermetic type accident deposit pond 19, deposit with Fe
2+be that during main acid waste water is squeezed into and oxidizing reaction pond 3 adjusting PH stop stirring to neutral range.Start slush pump 11 by mixed solution from and 3 bottoms, oxidizing reaction pond pump in settling tank 12 and carry out the rapid and natural sedimentation, settling tank 12 bottoms are the black Fe by precipitation by pipeline
3o
4granule sludge leaves sludge thickener 13 in, more directly black mud is squeezed into to high pressure plate-and-frame filter press 15 by high pressure slurry pump 14 and carried out press dewatering, and the moisture of deviating from is connected discharge or is stored in lower road treating pond with the supernatant liquor water shoot by pipeline.Fe in black mud cake after squeezing
3o
4more than 50%, water ratio, in 40%-60% scope, can directly be recycled.Whole reaction process is all that automated operation is at normal temperatures and pressures carried out.
With Fe
2+, Fe
3+distributing the yellow acid waste water coexisted is example, uses the equipment shown in Fig. 1 to carry out the intermittent type processing, and detailed process is as follows: pickling waste waters is stored up in pond 1 with Fe
2+be main acid waste water adopt former water acid proof pump 2 squeeze in and in oxidizing reaction pond 3, by pipeline and volume pump 8, will store alkali lye in the alkali lye storage tank 7 of lime be delivered in and in oxidizing reaction pond 3, in now and oxidizing reaction pond 3, yellow acid waste water volume occupies 2/3 of effect cubic capacity, starts stirrer 4 and regulates PH to 8.0～11 scopes.Start acid proof pump 20, by hermetic type accident deposit pond 19, deposit with Fe
2+be during main acid waste water is squeezed into and oxidizing reaction pond 3, waste water solution generates black Fe at once
3o
4the particle suspension material, now count 5 feedback data by an online ORP and determine whether reaction finishes, thereby control the operation of acid proof pump 20.Whole reaction process only needs 1～5min.By the data in line PH meter 5 feedbacks, if show subacidity, automatically control a volume pump 8 and accurately add alkali and neutralize fully, maintain PH to neutral range.If show alkalescence, automatically control the appropriate acid waste water of acid proof pump 20 accurate interpolation and regulate PH to neutral range.Whole process does not need to consider air inlet.In order to impel Fe
3o
4the quick solid-liquid separation of particle, start No. two volume pumps 10 from polymeric flocculant storage tank 9 delivery of medicaments to and oxidizing reaction pond 3, low rate mixing 30s～60s, the particle flocculation body that to form particle diameter be 2～4mm, now stop stirring.Startup slush pump 11 pumps into settling tank 12 by mixed solution and carries out the rapid and natural sedimentation, and the bottom, pond is the black Fe by precipitation by pipeline
3o
4granule sludge leaves sludge thickener 13 in, more directly black mud is squeezed into to high pressure plate-and-frame filter press 15 by high pressure slurry pump 14 and carried out press dewatering, and the moisture of deviating from is connected discharge or is stored in lower road treating pond with the supernatant liquor water shoot by pipeline.Fe in black mud cake after squeezing
3o
4more than 50%, water ratio, in 40%～60% scope, can directly be recycled.Whole reaction process is all that automated operation is at normal temperatures and pressures carried out.
As shown in Figure 2, in the schematic diagram shown in Fig. 1, in and spaced twice dividing plate again in oxidizing reaction pond 3, the below of left side dividing plate and in and leave spacing between the bottom in oxidizing reaction pond 3, the top of right side partition and in and leave spacing between the top in oxidizing reaction pond 3, by the twice dividing plate will in and oxidizing reaction pond 3 be divided into two front reaction tanks that are interconnected, rear reaction tank; 5, online ORP meters 6 of an online PH meter and stirrer 4 are arranged in rear reaction tank, are provided with 16, No. two online ORP meters 17 of No. two online PH meters in front reaction tank; In and oxidizing reaction pond 3 also be connected with blower fan 18; It also comprises hermetic type accident deposit pond 19, hermetic type accident deposit pond 19 by acid proof pump 20 with in oxidizing reaction pond 3, be connected; In the described embodiment of Fig. 2, liquidometer 21 is arranged in rear reaction tank; 5, online ORP meters 6 of an online PH meter, stirrer 4, liquidometer 21, No. two 16, No. two online ORP meters 17 of online PH meter, blower fan 18 are respectively, acid proof pump 20, No. two volume pumps 10 be connected with the PLC robot control system(RCS).
Alkali lye storage tank 7, blower fan 18 are communicated with front reaction tank, rear reaction tank respectively; Hermetic type accident deposit pond 19,9 of flocculation agent storage tanks and rear reaction tank are communicated with.
Embodiment shown in Fig. 2 is applicable to continuous reaction.
With Fe
2+be the working process that main acid waste water is example explanation the present embodiment:
Start former water acid proof pump 2, pickling waste waters is stored up in pond 1 with Fe
2+be during main acid waste water is squeezed into and in oxidizing reaction pond 3, by pipeline and volume pump 8 from the alkali lye storage tank 5 that lime is housed is delivered to alkali lye and in oxidizing reaction pond 3, regulate PH to 8.0～11 scopes, start blower fan 18 supply gas in and oxidizing reaction pond 3 carry out oxidizing reaction, control hydraulic detention time 20～30min.By the data of No. two online PH meter 16 feedbacks, automatically add alkali in process, maintain all the time PH to 8.0～11 scopes, the rear reaction tank in during water outlet enters continuously and oxidizing reaction pond 3.The fixing stirrer 4 in rear reaction tank top, prevent Fe in front reaction tank
3o
4the aaerosol solution reaction does not thoroughly give an enough buffer oxide reaction times, in rear reaction tank continuously stirring, guarantees further reaction, fully reclaims more Fe
3o
4 particulate matter.Count 5 feedback data and judge whether reaction finishes by being arranged on an online ORP in rear reaction tank, if react insufficient regulate Fe by the PLC robot control system(RCS)
2+oxidizing reaction rate can suitably increase the conveying tolerance of blower fan 18.Front reaction tank water outlet directly enters in rear reaction tank continuously, by automatically-controlled continuous acid proof pump 20, accurately adds appropriate acid waste water and regulates PH to neutral range.The black Fe now discharged continuously
3o
4aaerosol solution, in order to impel Fe
3o
4the quick solid-liquid separation of particle, start No. two volume pumps 10 from the continuous delivery of medicaments of polymeric flocculant storage tank 9 to and in the rear reaction tank in oxidizing reaction pond 3, carry out low rate mixing, the particle flocculation body that after being somebody's turn to do, in reaction tank, continous-stable formation particle diameter is 2～4mm enters settling tank 12 by pipeline and carries out the rapid and natural sedimentation, design hydraulic detention time 0.5～2.0h in settling tank 12.The bottom, pond is the black Fe by precipitation by pipeline
3o
4granule sludge leaves sludge thickener 13 in, more directly black mud is squeezed into to high pressure plate-and-frame filter press 15 by high pressure slurry pump 14 and carried out press dewatering, and the moisture of deviating from is connected discharge or is stored in lower road treating pond with the supernatant liquor water shoot by pipeline.Fe in black mud cake after squeezing
3o
4more than 50%, water ratio, in 40%～60% scope, can directly be recycled.Whole reaction process is all that automated operation is at normal temperatures and pressures carried out.
Above embodiment has been described in detail the utility model, but described content is only preferred embodiment of the present utility model, can not be considered to for limiting practical range of the present utility model.All equalization variations of doing according to the utility model application scope and improvement etc., within all should still belonging to patent covering scope of the present utility model.
Claims (5)
1. an iron-containing acidic waste water reclaiming recovery and processing system, it is characterized in that: it comprises pickling waste waters storage pond (1), described pickling waste waters storage pond (1) by former water acid proof pump (2) with in oxidizing reaction pond (3), be connected, in oxidizing reaction pond (3) in be fixed with stirrer (4), online PH counts (5) and an online ORP counts (6); Alkali lye storage tank (7) by a volume pump (8) with in oxidizing reaction pond (3), be connected; Polymeric flocculant storage tank (9) by No. two volume pumps (10) with in oxidizing reaction pond (3), be connected; In with oxidizing reaction pond (3), by slush pump (11), with settling tank (12), be connected, the sludge outlet of settling tank (12) is connected with sludge thickener (13), settling tank (also is connected with on 12 for discharging the supernatant liquor water shoot of clear water; Sludge thickener (13) is connected with high pressure plate-and-frame filter press (15) by high pressure slurry pump (14); In and oxidizing reaction pond (3) also be connected with blower fan (18); Former water acid proof pump (2), a volume pump (8), an online PH meter (5), an online ORP meter (6), stirrer (4) all are connected with the PLC robot control system(RCS) with blower fan (18).
2. a kind of iron-containing acidic waste water reclaiming recovery and processing system according to claim 1, it is characterized in that: further comprising liquidometer (21), in during described liquidometer (21) is arranged on and oxidizing reaction pond (3), and liquidometer (21) is connected with the PLC robot control system(RCS).
3. a kind of iron-containing acidic waste water reclaiming recovery and processing system according to claim 1, it is characterized in that: spaced twice dividing plate in described and in oxidizing reaction pond (3), the below of left side dividing plate and in and leave spacing between the bottom of oxidizing reaction pond (3), the top of right side partition and in and leave spacing between the top of oxidizing reaction pond (3), by the twice dividing plate will in and oxidizing reaction pond (3) be divided into two front reaction tanks that are interconnected, rear reaction tank; An online PH meter (5), an online ORP meter (6) and stirrer (4) are arranged in rear reaction tank, are provided with No. two online PH meters (16), No. two online ORP meters (17) in front reaction tank; An online PH meter (5), an online ORP meter (6) and stirrer (4), No. two online PH meters (16), No. two online ORP meters (17) are connected with the PLC robot control system(RCS) respectively.
4. a kind of iron-containing acidic waste water reclaiming recovery and processing system according to claim 3, it is characterized in that: further comprising liquidometer (21), in the rear reaction tank in during described liquidometer (21) is arranged on and oxidizing reaction pond (3), and liquidometer (21) is connected with the PLC robot control system(RCS).
5. according to the described a kind of iron-containing acidic waste water reclaiming recovery and processing system of claim 1 or 4, it is characterized in that: further comprising hermetic type accident deposit pond (19), hermetic type accident deposit pond (19) by acid proof pump (20) with in oxidizing reaction pond (3), be connected; Acid proof pump (20) is connected with the PLC robot control system(RCS).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320400575.3U CN203382592U (en) | 2013-07-05 | 2013-07-05 | Acidic ion-containing waste water resource recycling treatment system |
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|---|---|---|---|
| CN201320400575.3U CN203382592U (en) | 2013-07-05 | 2013-07-05 | Acidic ion-containing waste water resource recycling treatment system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103408158A (en) * | 2013-07-05 | 2013-11-27 | 无锡市新都环保科技有限公司 | Acidic iron-containing wastewater recycling system and method for carrying out in situ modification by system |
| CN103951105A (en) * | 2014-04-27 | 2014-07-30 | 唐山正元管业有限公司 | Method for recycling and treating hot galvanizing process waste water |
| CN104071927A (en) * | 2014-07-14 | 2014-10-01 | 湖南水口山有色金属集团有限公司 | Acid-making sewage treatment system and method |
| CN105236543A (en) * | 2015-11-26 | 2016-01-13 | 湖南康盟环保科技有限公司 | Heavy metal precipitant, preparation method thereof and heavy metal wastewater treatment method |
| CN106186531A (en) * | 2016-08-05 | 2016-12-07 | 孙硕 | A kind of turbulent flow type shallow slot pickling lines waste treatment processes |
-
2013
- 2013-07-05 CN CN201320400575.3U patent/CN203382592U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103408158A (en) * | 2013-07-05 | 2013-11-27 | 无锡市新都环保科技有限公司 | Acidic iron-containing wastewater recycling system and method for carrying out in situ modification by system |
| CN103408158B (en) * | 2013-07-05 | 2015-01-14 | 无锡市新都环保科技有限公司 | Acidic iron-containing wastewater recycling system and method for carrying out in situ modification by system |
| CN103951105A (en) * | 2014-04-27 | 2014-07-30 | 唐山正元管业有限公司 | Method for recycling and treating hot galvanizing process waste water |
| CN104071927A (en) * | 2014-07-14 | 2014-10-01 | 湖南水口山有色金属集团有限公司 | Acid-making sewage treatment system and method |
| CN105236543A (en) * | 2015-11-26 | 2016-01-13 | 湖南康盟环保科技有限公司 | Heavy metal precipitant, preparation method thereof and heavy metal wastewater treatment method |
| CN106186531A (en) * | 2016-08-05 | 2016-12-07 | 孙硕 | A kind of turbulent flow type shallow slot pickling lines waste treatment processes |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20140108 |
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| CU01 | Correction of utility model | ||
| CU01 | Correction of utility model |
Correction item: Termination upon expiration of patent Correct: Revocation of Patent Expiration and Termination False: On July 21, 2023, the expiration and termination of 39 volumes and 2902 issues of patents Number: 29-02 Volume: 39 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 |