CN210261402U - Resourceful system of waste tank liquor of surface treatment - Google Patents
Resourceful system of waste tank liquor of surface treatment Download PDFInfo
- Publication number
- CN210261402U CN210261402U CN201921199665.4U CN201921199665U CN210261402U CN 210261402 U CN210261402 U CN 210261402U CN 201921199665 U CN201921199665 U CN 201921199665U CN 210261402 U CN210261402 U CN 210261402U
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- Prior art keywords
- frequent
- osmosis membrane
- enters
- reverse osmosis
- electrodialysis mechanism
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- 239000002699 waste material Substances 0.000 title claims abstract description 17
- 238000004381 surface treatment Methods 0.000 title claims abstract description 14
- 238000000909 electrodialysis Methods 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 229910021645 metal ion Inorganic materials 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 42
- 239000012528 membrane Substances 0.000 claims description 30
- 238000001223 reverse osmosis Methods 0.000 claims description 30
- 238000004064 recycling Methods 0.000 claims description 19
- 239000008213 purified water Substances 0.000 claims description 12
- 238000010612 desalination reaction Methods 0.000 claims description 4
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract 1
- 238000007865 diluting Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002848 electrochemical method Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- Water Treatment By Electricity Or Magnetism (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model particularly relates to a resourceful system of useless bath of surface treatment liquid, this resourceful system of useless bath of surface treatment liquid includes: the first, second and third frequent reversed-electrode electrodialysis mechanisms are sequentially arranged in series; the waste tank liquid enters a first frequent reverse electrode electrodialysis mechanism to separate metal ions and primary anode effluent; the primary anode effluent enters a second frequent reversed-pole electrodialysis mechanism to separate metal ions and secondary anode effluent again; and the secondary anode effluent enters a third frequent reverse electrode electrodialysis mechanism to separate out residual metal ions. The utility model discloses a resourceful system of useless bath of surface treatment liquid can realize the recovery of heavy metal, has avoided the wasting of resources.
Description
Technical Field
The utility model particularly relates to a resourceful system of useless bath solution of surface treatment.
Background
Electroplating is a process for decorating, protecting and obtaining some new properties of metal and non-metal surfaces by using an electrochemical method.
The pollutant components in the waste tank liquor are complex, and usually contain a large amount of alkaline or acidic substances, organic matters, a large amount of metal ions and highly toxic cyanide, so that the treatment difficulty is high, and the water and soil can be seriously polluted when the waste tank liquor is directly discharged into the environment.
Therefore, it is necessary to develop a metal recycling apparatus for surface treating waste bath solution which is economical, efficient, and simple and easy to implement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a resourceful system of useless bath of surface treatment liquid to reached the purpose of retrieving heavy metal.
In order to solve the technical problem, the utility model provides a resourceful system of useless groove liquid of surface treatment, include:
the first, second and third frequent reversed-electrode electrodialysis mechanisms are sequentially arranged in series;
the waste tank liquid enters a first frequent reverse electrode electrodialysis mechanism to separate metal ions and primary anode effluent;
the primary anode effluent enters a second frequent reversed-pole electrodialysis mechanism to separate metal ions and secondary anode effluent again;
and the secondary anode effluent enters a third frequent reverse electrode electrodialysis mechanism to separate out residual metal ions.
Further, the recycling system also comprises a first reverse osmosis membrane module;
and after cathode outlet water of the first frequent reversed-pole electrodialysis mechanism enters the first reverse osmosis membrane module, the desalinated purified water flows back to a water inlet pipe of the first frequent reversed-pole electrodialysis mechanism.
Further, the recycling system also comprises a second reverse osmosis membrane module;
and after cathode outlet water of the second frequent reversed-pole electrodialysis mechanism enters the second reverse osmosis membrane module, the desalinated purified water flows back to a water inlet pipe of the second frequent reversed-pole electrodialysis mechanism.
Further, the recycling system also comprises a third reverse osmosis membrane module;
and after cathode outlet water of the third frequency reverse electrode electrodialysis mechanism enters the third reverse osmosis membrane module, the desalinated purified water flows back to a water inlet pipe of the third frequency reverse electrode electrodialysis mechanism.
Furthermore, the residual concentrated water after the desalination of the first, second and third reverse osmosis membrane modules enters a collecting box.
The beneficial effects of the utility model are that, the utility model discloses a resourceful system of useless groove liquid of surface treatment through tertiary frequent reverse pole electrodialysis mechanism, separates metal ion, has realized the purpose of retrieving heavy metal.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic view of a recycling system for surface treatment waste bath solution of the present invention.
In the figure:
the device comprises a first frequent reversed-pole electrodialysis mechanism 1, a second frequent reversed-pole electrodialysis mechanism 2, a third frequent reversed-pole electrodialysis mechanism 3, a first reverse osmosis membrane component 4, a second reverse osmosis membrane component 5, a third reverse osmosis membrane component 6 and a collecting box 7.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
FIG. 1 is a schematic view of a recycling system for surface treatment waste bath solution of the present invention.
As shown in fig. 1, the present embodiment provides a recycling system for surface treatment waste tank liquid, comprising: the first frequent reversed-electrode electrodialysis mechanism 1, the second frequent reversed-electrode electrodialysis mechanism 2 and the third frequent reversed-electrode electrodialysis mechanism 3 are sequentially connected in series; the waste tank liquid enters a first frequent reverse electrode electrodialysis mechanism 1 to separate metal ions and primary anode effluent; the primary anode effluent enters a second frequent reversed-pole electrodialysis mechanism 2 to separate metal ions and secondary anode effluent again; and the secondary anode effluent enters a third frequent reverse electrode electrodialysis mechanism 3 to separate residual metal ions. Through the three-stage frequent reverse-electrode electrodialysis mechanism, metal ions in the waste tank liquor are separated out, and the purpose of recovering heavy metals is achieved.
The first frequent reverse electrodialysis mechanism 1, the second frequent reverse electrodialysis mechanism 2 and the third frequent reverse electrodialysis mechanism 3 are all the prior art, and the structure of the frequent reverse electrodialysis is not improved in the embodiment.
In this embodiment, the recycling system further includes a first reverse osmosis membrane module 4; and after cathode outlet water of the first frequent reverse-pole electrodialysis mechanism 1 enters the first reverse osmosis membrane component 4, the desalinated purified water flows back to the water inlet pipe of the first frequent reverse-pole electrodialysis mechanism 1, and the desalinated purified water is used for diluting waste tank liquor.
In this embodiment, the recycling system further includes a second reverse osmosis membrane module 5; and after cathode outlet water of the second frequent reverse-polarity electrodialysis mechanism 2 enters the second reverse osmosis membrane component 5, the desalinated purified water flows back to the water inlet pipe of the second frequent reverse-polarity electrodialysis mechanism 2, and the desalinated purified water is used for diluting primary anode outlet water.
In this embodiment, the recycling system further includes a third reverse osmosis membrane module 6; and after cathode outlet water of the third frequent reverse-polarity electrodialysis mechanism 3 enters the third reverse osmosis membrane assembly 6, the desalinated purified water flows back to the water inlet pipe of the third frequent reverse-polarity electrodialysis mechanism 3, and the desalinated purified water is used for diluting secondary anode outlet water.
The first reverse osmosis membrane component 4, the second reverse osmosis membrane component 5 and the third reverse osmosis membrane component 6 achieve the effect of balancing water quality, the stability of water quality and water quantity is ensured, and a foundation is laid for the stable operation of a system.
In this embodiment, the concentrated water remaining after the desalination by the first reverse osmosis membrane module 4, the second reverse osmosis membrane module 5 and the third reverse osmosis membrane module 6 all enters the collection box 7. Concentrated water containing extremely high impurities is collected for biochemical treatment, so that the pollution to the environment is avoided.
To sum up, the recycling system for the surface treatment waste tank liquid of the utility model separates metal ions through the three-stage frequent electrode-reversing electrodialysis mechanism, thereby realizing the purpose of recovering heavy metals and avoiding resource waste; the residual concentrated water after the desalination through the reverse osmosis membrane component is collected for biochemical treatment, so that the serious pollution to water and soil is avoided.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. A system for recycling surface treatment waste tank liquor is characterized by comprising:
the first, second and third frequent reversed-electrode electrodialysis mechanisms are sequentially arranged in series;
the waste tank liquid enters a first frequent reverse electrode electrodialysis mechanism to separate metal ions and primary anode effluent;
the primary anode effluent enters a second frequent reversed-pole electrodialysis mechanism to separate metal ions and secondary anode effluent again;
and the secondary anode effluent enters a third frequent reverse electrode electrodialysis mechanism to separate out residual metal ions.
2. The recycling system according to claim 1,
the recycling system also comprises a first reverse osmosis membrane module;
and after cathode outlet water of the first frequent reversed-pole electrodialysis mechanism enters the first reverse osmosis membrane module, the desalinated purified water flows back to a water inlet pipe of the first frequent reversed-pole electrodialysis mechanism.
3. The recycling system according to claim 2,
the recycling system also comprises a second reverse osmosis membrane module;
and after cathode outlet water of the second frequent reversed-pole electrodialysis mechanism enters the second reverse osmosis membrane module, the desalinated purified water flows back to a water inlet pipe of the second frequent reversed-pole electrodialysis mechanism.
4. The recycling system according to claim 3,
the recycling system also comprises a third reverse osmosis membrane module;
and after cathode outlet water of the third frequency reverse electrode electrodialysis mechanism enters the third reverse osmosis membrane module, the desalinated purified water flows back to a water inlet pipe of the third frequency reverse electrode electrodialysis mechanism.
5. The recycling system according to claim 4,
and the residual concentrated water after the desalination of the first, second and third reverse osmosis membrane modules enters a collecting box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199665.4U CN210261402U (en) | 2019-07-29 | 2019-07-29 | Resourceful system of waste tank liquor of surface treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199665.4U CN210261402U (en) | 2019-07-29 | 2019-07-29 | Resourceful system of waste tank liquor of surface treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210261402U true CN210261402U (en) | 2020-04-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921199665.4U Expired - Fee Related CN210261402U (en) | 2019-07-29 | 2019-07-29 | Resourceful system of waste tank liquor of surface treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210261402U (en) |
-
2019
- 2019-07-29 CN CN201921199665.4U patent/CN210261402U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20200407 |