CN217323640U - Continuous circulation linkage system for wastewater treatment of copper foil production - Google Patents
Continuous circulation linkage system for wastewater treatment of copper foil production Download PDFInfo
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- CN217323640U CN217323640U CN202220190363.6U CN202220190363U CN217323640U CN 217323640 U CN217323640 U CN 217323640U CN 202220190363 U CN202220190363 U CN 202220190363U CN 217323640 U CN217323640 U CN 217323640U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model provides a continuous circulating linkage system for wastewater treatment in copper foil production, which comprises a copper reverse osmosis device, wherein the copper reverse osmosis device receives wastewater produced by an electrolysis system; the output end of the copper reverse osmosis device is communicated with the middle tank, and the fresh water output end is communicated with the production water storage tank; the concentrated water of the middle tank is communicated to the liquid inlet end of the first-stage reverse osmosis device through a lifting pump, the concentrated water output end of the first-stage reverse osmosis device is communicated to the concentrated water tank, and the fresh water output end is communicated to the production water storage tank; the concentrated water tank is conveyed to the raw water tank through a booster pump group, and a dosing device is arranged in cooperation with the raw water tank; the output end of the raw water tank is sequentially communicated with the multi-media filter, the activated carbon filter and the secondary reverse osmosis device; the fresh water output end of the second-stage reverse osmosis device returns to the production water storage tank through the fresh water pipeline, and the concentrated water output end returns to the new liquid tank. The utility model discloses satisfy high-efficient, the cleaning treatment of waste water, realize the purification circulation high-efficient use of waste water to reduce the consumption to the running water.
Description
Technical Field
The utility model relates to a waste water treatment technical field, concretely relates to waste water treatment continuous cycle linked system of production copper foil.
Background
The production of the electrolytic copper foil mainly comprises three working procedures: copper sulfate solution preparation, copper foil preparation and surface electroplating treatment, and the production of electrolytic copper foil and surface treatment are carried out in each procedure, and a water washing process is needed to remove electrolyte attached to the surface of the copper foil. Therefore, a large amount of wastewater is generated every day during the production of the electrolytic copper foil, and the wastewater contains a copper sulfate solution with a high content, which leads to waste of copper resources and environmental pollution if the wastewater is not recycled.
The existing copper foil wastewater treatment method mainly comprises a displacement method, a neutralization method or a precipitation method, and the defects of the method are that secondary pollution is generated, water resources are greatly consumed, and copper recovery is incomplete. In order to overcome the defects of the process, the membrane separation technology is adopted to treat the wastewater, but the technology still has some defects, such as pure water obtained by the treatment of a reverse osmosis device is directly subjected to water post-treatment, and a large amount of copper ions actually exist in the pure water, so that the waste of copper resources is caused; for example, the process flow of the raw water treatment process is more complicated; for example, a large amount of tap water is consumed in the treatment process of raw water, and enterprises need to bear huge economic expenditure.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a continuous circulation linked system of waste water treatment of production copper foil to realize the copper foil waste water treatment process of good water conservation effect in the copper foil waste water production process.
In order to solve the technical problem, the utility model provides a continuous circulation linked system of waste water treatment of production copper foil, include:
the copper reverse osmosis device receives the wastewater produced by the electrolysis system through a wastewater return pipeline; the output end of the copper reverse osmosis device is communicated with the middle tank, and the fresh water output end is communicated with the production water storage tank;
the concentrated water of the intermediate tank is communicated to the liquid inlet end of the first-stage reverse osmosis device through a lifting pump, the concentrated water output end of the first-stage reverse osmosis device is communicated to the concentrated water tank, and the fresh water output end is communicated to the production water storage tank;
concentrated water in the concentrated water tank is conveyed to a raw water tank through a booster pump set, and a dosing device is arranged in cooperation with the raw water tank;
the output end of the raw water tank is sequentially communicated with the multi-media filter, the activated carbon filter and the secondary reverse osmosis device;
and the fresh water output end of the secondary reverse osmosis device returns to the production water storage tank through the fresh water pipeline, and the concentrated water output end returns to the new liquid tank.
Preferably, the dosing device is used for preparing an alkaline solution to adjust the pH value of the raw water pool; a pH detector is matched with the original water tank.
Preferably, the dosing device is used for preparing an auxiliary material solution to adjust the conductivity of the new liquid; and a conductivity detector is matched with the new liquid tank.
Preferably, a stirrer is arranged in the raw water tank.
Preferably, the stirrer is a grid stirrer or a paddle stirrer.
Preferably, the production water storage tank can return liquid to a dosing device, a raw water tank or a multi-media filter through a secondary water using pipeline.
The above technical scheme of the utility model at least include following technological effect:
1. the continuous circulating linkage system for wastewater treatment in the embodiment of the application meets the requirements of efficient and clean treatment of wastewater, and realizes efficient use of wastewater in purification and circulation, so that the consumption of tap water for producing water is reduced, and the water cost is reduced;
2. the continuous circulation linkage system of waste water treatment of this application embodiment, electrolysis waste water adopts multistage reverse osmosis unit to handle to realize fresh water and dense water separation, furthest's realization copper ion's recycle, and realize fresh water circulation high efficiency and utilize, reach the effect of water conservation.
Drawings
FIG. 1 is a schematic flow chart of a continuous circulation linkage system for wastewater treatment according to an embodiment of the present application.
Reference numerals
1. A fresh liquid tank; 2. an electrolysis system; 3. a concentrated water tank; 4. a wastewater return line; 5. a booster pump group; 6. a copper reverse osmosis unit; 7. an intermediate tank; 8. a lift pump; 9. a first-stage reverse osmosis device; 10. a raw water pool; 11. a dosing device; 12. a production water storage tank; 13. a secondary water usage pipeline; 14. a multi-media filter; 15. an activated carbon filter; 16. a secondary reverse osmosis device; 17. a fresh water pipeline.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following description will be made with reference to fig. 1 of the embodiments of the present invention to clearly and completely describe the technical solutions of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
In the wet or fire smelting process of copper, high-purity copper foil is prepared through an electrolysis process, a large amount of copper ion-containing wastewater is generated in the preparation process of the electrolytic copper foil, and the copper ions in the wastewater can be recovered after the copper ion-containing wastewater is subjected to reverse osmosis treatment and used for producing the electrolytic copper foil.
A continuous circulation linkage system for wastewater treatment for producing copper foil comprises a copper reverse osmosis device 6, wherein the copper reverse osmosis device receives wastewater produced by an electrolysis system 2 through a wastewater return pipeline 4; the output end of the copper reverse osmosis device is communicated with the intermediate tank 7, and the fresh water output end is communicated with the production water storage tank 12; the concentrated water of the middle tank is communicated to the liquid inlet end of a first-stage reverse osmosis device 9 through a lifting pump 8, the concentrated water output end of the first-stage reverse osmosis device is communicated to a concentrated water tank 3, and the fresh water output end is communicated to a production water storage tank; concentrated water in the concentrated water tank is conveyed to a raw water tank 10 through a booster pump group 5, and a medicine adding device 11 is arranged in cooperation with the raw water tank; the output end of the raw water tank 10 is sequentially communicated with a multi-media filter 14, an activated carbon filter 15 and a secondary reverse osmosis device 16; the fresh water output end of the second-stage reverse osmosis device returns to the production water storage tank through the fresh water pipeline 17, and the concentrated water output end returns to the new liquid tank 1.
The specific embodiment is as follows, as shown in fig. 1: a continuous circulation linkage system for wastewater treatment for producing copper foil comprises a copper reverse osmosis device 6, wherein the copper reverse osmosis device receives copper foil electrolysis system-produced copper-containing wastewater through a wastewater return pipeline 4, wherein the operating pressure of a membrane material of the copper reverse osmosis device is 0.05-0.2Mpa, and the wastewater treatment capacity is 3-6 t/h; the copper-containing wastewater is treated by a copper reverse osmosis device, concentrated water is conveyed to an intermediate pool 7 for storage, and fresh water produced by the intermediate pool is directly conveyed to a production water storage tank 12; the concentrated water stored in the intermediate tank is conveyed to a first-stage reverse osmosis device 9 through a lifting pump 8, the concentrated water treated by the first-stage reverse osmosis device is conveyed to a concentrated water tank 3 for storage, and the produced fresh water returns to a production water storage tank through a fresh water pipeline for storage and standby; concentrated water in the concentrated water tank is conveyed to a raw water tank 10 through a booster pump group 5, a medicine adding device 11 is matched with the raw water tank and used for preparing an alkaline solution to adjust the pH value of the raw water tank, a pH detector is matched with the raw water tank and used for monitoring the pH value of the solution in the raw water tank in real time and adjusting the solution in the raw water tank to be alkalescent, so that high-purity water can be prepared conveniently, and the preparation of electrolytic copper foil electrolyte is prepared conveniently; the output end of the raw water pool 10 is sequentially communicated with a multi-media filter 14, an activated carbon filter 15 and a secondary reverse osmosis device 16, and after the solution in the raw water pool is treated by the multi-media filter and the activated carbon filter, various impurities such as organic matters and the like in the concentrated water in the raw water pool can be removed, so that the impurity content of the new electrolyte is reduced, and the quality of the electrolytic copper foil is improved; the fresh water output end of the secondary reverse osmosis device returns to the production water storage tank through the fresh water pipeline 17, the concentrated water output end returns to the new liquid tank 1, the copper content of the concentrated liquid treated by the secondary reverse osmosis device can be concentrated by 80-150 times, and the treated concentrated liquid can be used as one of the sources of new electrolytic liquid in the new liquid tank, so that the recycling of copper ions in the wastewater is realized; wherein, the first-stage reverse osmosis device and the second-stage reverse osmosis device both adopt reverse osmosis membrane technology, and the operating pressure is 2-6 MPa.
In a preferred embodiment of the present application, the dosing device 11 is used for preparing an adjuvant solution to adjust the conductivity of the fresh liquid; a conductivity detector is matched with the new liquid tank; specifically, the medicine adding device is internally provided with a stirrer and other auxiliary devices, and can be used for preparing auxiliary materials such as bone glue and the like so as to adjust indexes such as conductivity of the new electrolytic solution and meet the production process of the electrolytic copper foil.
In a preferred embodiment of the present application, as shown in fig. 1, a stirrer is provided in the raw water tank 10; the stirrer is a grid stirrer or a blade stirrer. In this embodiment, the agitator adopts the grid-type agitator, and this kind of agitator can be even realization to the stirring of former pond.
In a preferred embodiment of the present application, the process water storage tank can return the liquid to the dosing device, the raw water tank or the multi-media filter through the secondary water usage pipeline 13, thereby saving the use of tap water in a plurality of water usage scenarios; the continuous circulating linkage system for wastewater treatment meets the requirements of efficient and clean treatment of wastewater, realizes efficient use of wastewater purification and circulation, and accordingly reduces the consumption of tap water for water production and the water consumption cost.
The utility model discloses a use method or theory of operation:
according to the continuous circulation linkage system for wastewater treatment in the embodiment of the application, wastewater generated by a copper foil electrolysis system is conveyed to a copper reverse osmosis device through a wastewater return pipeline; after the copper-containing wastewater is treated by the copper reverse osmosis device, concentrated water is conveyed to the intermediate pool for storage, and fresh water produced by the intermediate pool is directly conveyed to the production water storage tank; the concentrated water stored in the intermediate tank is conveyed to a first-stage reverse osmosis device through a lifting pump, the concentrated water treated by the first-stage reverse osmosis device is conveyed to a concentrated water tank for storage, and the produced fresh water returns to a production water storage tank through a fresh water pipeline for storage and standby; concentrated water in the concentrated water tank is conveyed to the raw water tank through a booster pump group, a medicine adding device is arranged in cooperation with the raw water tank, the medicine adding device is used for preparing an alkaline solution, adjusting the pH value of the raw water tank, and adjusting the solution in the raw water tank to be alkalescent, so that high-purity water can be conveniently prepared, and the electrolytic copper foil electrolyte can be conveniently prepared; the output end of the raw water pool is sequentially communicated with the multi-media filter, the activated carbon filter and the secondary reverse osmosis device, and after the solution in the raw water pool is treated by the multi-media filter and the activated carbon filter, various impurities such as organic matters and the like in the concentrated water in the raw water pool can be removed, so that the impurity content of the new electrolyte solution is reduced, and the quality of the electrolytic copper foil is improved; the fresh water produced by the secondary reverse osmosis device returns to the production water storage tank, and the produced concentrated water is conveyed to the new liquid tank to supplement the new electrolytic liquid, so that the electrolytic production of the copper foil is met.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate medium, and may be used for communicating the inside of two elements or for interacting with each other, unless otherwise specifically defined, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to the specific circumstances.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a continuous circulation linked system of waste water treatment of production copper foil which characterized in that includes:
the copper reverse osmosis device (6) receives the wastewater produced by the electrolysis system (2) through a wastewater return pipeline (4); the output end of the copper reverse osmosis device is communicated with the intermediate tank (7), and the fresh water output end is communicated with the production water storage tank (12);
the concentrated water of the intermediate tank is communicated to the liquid inlet end of a first-stage reverse osmosis device (9) through a lifting pump (8), the concentrated water output end of the first-stage reverse osmosis device is communicated to the concentrated water tank (3), and the fresh water output end is communicated to the production water storage tank;
concentrated water in the concentrated water tank is conveyed to a raw water tank (10) through a booster pump set (5), and a medicine adding device (11) is arranged in cooperation with the raw water tank;
the output end of the raw water tank (10) is sequentially communicated with a multi-media filter (14), an activated carbon filter (15) and a secondary reverse osmosis device (16);
the fresh water output end of the secondary reverse osmosis device returns to the production water storage tank through the fresh water pipeline (17), and the concentrated water output end returns to the fresh water tank (1).
2. The continuous circulation linkage system for wastewater treatment in copper foil production according to claim 1, wherein: the dosing device (11) is used for preparing an alkaline solution to adjust the pH value of the raw water tank; a pH detector is matched with the original water tank.
3. The continuous circulation linkage system for wastewater treatment in copper foil production according to claim 1, wherein: the dosing device (11) is used for preparing an auxiliary material solution to adjust the conductivity of the new solution; and a conductivity detector is matched with the new liquid tank.
4. The continuous circulation linkage system for wastewater treatment in copper foil production according to claim 2, wherein: a stirrer is arranged in the raw water pool (10).
5. The continuous circulation linkage system for wastewater treatment in copper foil production according to claim 4, wherein: the stirrer is a grating stirrer or a blade stirrer.
6. The continuous circulation linkage system for wastewater treatment for copper foil production according to any one of claims 1 to 5, wherein: the production water storage tank can return liquid to a dosing device, a raw water tank or a multi-media filter through a secondary water using pipeline (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220190363.6U CN217323640U (en) | 2022-01-24 | 2022-01-24 | Continuous circulation linkage system for wastewater treatment of copper foil production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220190363.6U CN217323640U (en) | 2022-01-24 | 2022-01-24 | Continuous circulation linkage system for wastewater treatment of copper foil production |
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| CN217323640U true CN217323640U (en) | 2022-08-30 |
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| CN202220190363.6U Active CN217323640U (en) | 2022-01-24 | 2022-01-24 | Continuous circulation linkage system for wastewater treatment of copper foil production |
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