CN205398338U - Spent acid, salkali waste processing system - Google Patents
Spent acid, salkali waste processing system Download PDFInfo
- Publication number
- CN205398338U CN205398338U CN201620161133.1U CN201620161133U CN205398338U CN 205398338 U CN205398338 U CN 205398338U CN 201620161133 U CN201620161133 U CN 201620161133U CN 205398338 U CN205398338 U CN 205398338U
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- CN
- China
- Prior art keywords
- spent acid
- voltage pulse
- diatomaceous earth
- pole plate
- waste
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to a spent acid, salkali waste processing system, this system include waste liquid precipitation tank, multidimension high -voltage pulse redox ware, diatomaceous earth filter, equalizing basin, filter press and spray column, multidimension high -voltage pulse redox ware passes through the pipe connection and is in after the waste liquid precipitation tank, the diatomaceous earth filter passes through the pipe connection and is in after the multidimension high -voltage pulse redox ware, the equalizing basin passes through the pipe connection and is in after the diatomaceous earth filter, the waste liquid precipitation tank with solid in the diatomaceous earth filter lets in through the pipeline in the filter press, acid mist waste gas in waste liquid precipitation tank, multidimension high -voltage pulse redox ware and the equalizing basin lets in the spray column through the pipeline. The utility model provides a spent acid, salkali waste processing system, can the efficient extraction spent acid and salkali waste liquid in the heavy metal composition for spent acid and salkali waste can make full use of, and deal carefully with the acid mist waste gas in the processing procedure.
Description
Technical field
This utility model relates to sewage treatment area, particularly relates to a kind of equipment that industrial waste acid and salkali waste carry out recycling.
Background technology
At present, quite a few industrial undertaking needs to remove steel surface iron scale and use hydrochloric acid and dilute sulfuric acid to carry out pickling in process of production, acid cleaning process can produce substantial amounts of acid pickle, its composition is mainly free acid, ferrous chloride or ferrous sulfate and water, and its content is different and different with specification with acid cleaning process, operation temperature, steel material.Acid, iron content in above-mentioned waste liquid are all considerable, have actual recovered value；Producing salkali waste in other process of factory production, it has actual recovered value equally.Sodium metaaluminate in ferrous sulfate in acid pickle, ferrous chloride and spent lye can as the principle active component in water purification agent, for printing and dyeing, papermaking, the industry such as leather wastewater treatment.Yet with spent acid and salkali waste often contain the heavy metal that exceeds standard so that these spent acid and salkali waste can not be utilized effectively, and waste resource；And in the process that these spent acid and salkali waste are processed, often have acid mist waste gas spilling air is polluted.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art part, a kind of spent acid, salkali waste is provided to process system, can effectively extract the heavy metal component in spent acid and salkali waste liquid so that spent acid and salkali waste are fully utilized, and the acid mist waste gas in processing procedure has been dealt carefully with.
A kind of spent acid, salkali waste process system, and this system includes waste liquid stillpot, multidimensional high-voltage pulse oxidoreduction device, diatomaceous earth filter, regulating reservoir, filter press and spray column；After described multidimensional high-voltage pulse oxidoreduction device is connected to described waste liquid stillpot by pipeline, described diatomaceous earth filter is connected to by pipeline after described multidimensional high-voltage pulse oxidoreduction device, described regulating reservoir is connected to by pipeline after described diatomaceous earth filter, solid in described waste liquid stillpot and described diatomaceous earth filter passes in described filter press by pipeline, and the acid mist waste gas in described waste liquid stillpot, multidimensional high-voltage pulse oxidoreduction device and regulating reservoir passes into spray column by pipeline.
As preferably, described multidimensional high-voltage pulse oxidoreduction device includes electrolytic cell body, pole plate A, pole plate B, and the material of described pole plate A and pole plate B is ferrum.
As preferably, described pole plate A and pole plate B arranged crosswise, pole plate A number is 4, and pole plate B number is 4.
As preferably, described diatomaceous earth filter is with automatic back-flushing device.
As preferably, described electrolytic cell body bottom surface is circular, and described electrolytic bath height is identical with basal diameter.
The beneficial effects of the utility model:
(1) this utility model provides a kind of spent acid, salkali waste processes system, overcome because spent acid and salkali waste liquid contain a large amount of ionic state heavy metal component, make spent acid and the low problem of salkali waste utilization rate, thus realizing the innoxious and resource of spent acid, salkali waste, resource is made to be fully utilized.
(2) this utility model provides spent acid, salkali waste process system when extracting heavy metal component, without chemical reagent, do not produce secondary pollution, science environmental protection.
(3) this utility model provides spent acid, salkali waste process system equipment are simple, it is easy to industrializing implementation.
(4) the acid mist waste gas produced in processing procedure is passed into and carries out harmless treatment in spray column by this utility model, protects environment.
(5) this utility model in processing procedure produce solid carried out process reduce solid waste intractability.
(6) heavy metal in spent acid salkali waste can be reclaimed by this utility model, it is achieved that the recycling of resource.
Accompanying drawing explanation
For clearer explanation the technical solution of the utility model, below the accompanying drawing used required during embodiment is described is briefly described, apparently, drawings discussed below is only embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the overall schematic of spent acid, salkali waste process system.
Label declaration:
1. waste liquid stillpot, 2. multidimensional high-voltage pulse oxidoreduction device, 20. electrolytic cell bodies, 21. pole plate A, 22. pole plate B, 3. diatomaceous earth filter, 4. regulating reservoir, 5. filter press, 6. spray columns.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is illustrated clearly and completely.
Embodiment
Fig. 1 is the overall schematic of spent acid, salkali waste process system.As it is shown in figure 1, provide a kind of spent acid, salkali waste process system in the present embodiment, this system includes waste liquid stillpot 1, multidimensional high-voltage pulse oxidoreduction device 2, diatomaceous earth filter 3, regulating reservoir 4, filter press 5 and spray column 6；After described multidimensional high-voltage pulse oxidoreduction device 2 is connected to described waste liquid stillpot 1 by pipeline, described diatomaceous earth filter 3 is connected to by pipeline after described multidimensional high-voltage pulse oxidoreduction device 2, described regulating reservoir 4 is connected to by pipeline after described diatomaceous earth filter 3, solid in described waste liquid stillpot 1 and described diatomaceous earth filter 3 passes in described filter press 5 by pipeline, and the acid mist waste gas in described waste liquid stillpot 1, multidimensional high-voltage pulse oxidoreduction device 2 and regulating reservoir 4 passes into spray column 6 by pipeline；Described multidimensional high-voltage pulse oxidoreduction device 2 includes electrolytic cell body 20, pole plate A21, pole plate B22, and the material of described pole plate A21 and pole plate B22 is ferrum；Described pole plate A21 and pole plate B22 arranged crosswise, pole plate A21 number is 4, and pole plate B22 number is 4；Described diatomaceous earth filter 3 is with automatic back-flushing device；Described electrolytic cell body 20 bottom surface is circular, and described electrolytic cell body 20 height is identical with basal diameter.
Work process of the present utility model: the spent acid of industry generation, salkali waste, after detection Combined Processing requires, pass into waste liquid stillpot and precipitate, then the supernatant in waste liquid stillpot passes into multidimensional high-voltage pulse oxidoreduction device and processes；In multidimensional high-voltage pulse oxidoreduction device, liquid is by electrolysis, there is the heavy metal element generation reduction reaction such as nickel, chromium with ionic state in liquid, and the heavy metal element such as the nickel of ionic state, chromium forms metal simple-substance, so that the heavy metal component in liquid is removed；Hereafter the liquid completing electrolysis passes into regulating reservoir through the filtration of diatomaceous earth filter.Add in regulating reservoir after regulator makes various constituent concentrations in liquid up to standard and form finished product water purification agent, for printing and dyeing, papermaking, the industry such as leather wastewater treatment；The polarity of dimension high-voltage pulse oxidoreduction device internal polar plate A and pole plate B was exchanged once every 10 minutes, converted negative electrode and anode so that while pole plate is fully utilized, the heavy metal simple substance in liquid automatically falls in electrolytic bath body with cell reaction；After the liquid of electrolysis passes into diatomaceous earth filter, metal simple-substance and impurity are filtered out, these metal simple-substances enter filter press with impurity together with the waste residue of waste liquid sedimentation tank inner bottom part and process, and utilize a small amount of clear water or place flushing waste water to be rinsed, the water purification agent effective ingredient remained in residue is taken out of, filtrate containing water purification agent effective ingredient enters regulating reservoir and regulates, filtering residue enters temporary library as dangerous solid waste, and the heavy metal in filtering residue also may be recovered utilization；Having acid mist waste gas in work process in waste liquid stillpot, multidimensional high-voltage pulse oxidoreduction device and regulating reservoir to produce, these waste gas pass into through piping and discharge after spray column carries out harmless treatment.
The above; it is only this utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; any those familiar with the art is in the technical scope that this utility model discloses; the change that can readily occur in or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (5)
1. a spent acid, salkali waste process system, it is characterised in that: this system includes waste liquid stillpot (1), multidimensional high-voltage pulse oxidoreduction device (2), diatomaceous earth filter (3), regulating reservoir (4), filter press (5) and spray column (6)；Described multidimensional high-voltage pulse oxidoreduction device (2) is connected to by pipeline after described waste liquid stillpot (1), described diatomaceous earth filter (3) is connected to by pipeline after described multidimensional high-voltage pulse oxidoreduction device (2), described regulating reservoir (4) is connected to by pipeline after described diatomaceous earth filter (3), solid in described waste liquid stillpot (1) and described diatomaceous earth filter (3) passes in described filter press (5) by pipeline, described waste liquid stillpot (1), acid mist waste gas in multidimensional high-voltage pulse oxidoreduction device (2) and regulating reservoir (4) passes into spray column (6) by pipeline.
2. a kind of spent acid as claimed in claim 1, salkali waste process system, it is characterized in that: described multidimensional high-voltage pulse oxidoreduction device (2) includes electrolytic cell body (20), pole plate A (21), pole plate B (22), and the material of described pole plate A (21) and pole plate B (22) is ferrum.
3. a kind of spent acid as claimed in claim 2, salkali waste process system, it is characterised in that: described pole plate A (21) and pole plate B (22) arranged crosswise, pole plate A (21) number is 4, and pole plate B (22) number is 4.
4. a kind of spent acid as claimed in claim 1, salkali waste process system, it is characterised in that: described diatomaceous earth filter (3) is with automatic back-flushing device.
5. a kind of spent acid as claimed in claim 2, salkali waste process system, it is characterised in that: described electrolytic cell body (20) bottom surface is circular, and described electrolytic cell body (20) height is identical with basal diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620161133.1U CN205398338U (en) | 2016-03-03 | 2016-03-03 | Spent acid, salkali waste processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620161133.1U CN205398338U (en) | 2016-03-03 | 2016-03-03 | Spent acid, salkali waste processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205398338U true CN205398338U (en) | 2016-07-27 |
Family
ID=56444290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620161133.1U Expired - Fee Related CN205398338U (en) | 2016-03-03 | 2016-03-03 | Spent acid, salkali waste processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205398338U (en) |
-
2016
- 2016-03-03 CN CN201620161133.1U patent/CN205398338U/en not_active Expired - Fee Related
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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: 20160727 Termination date: 20170303 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |