CN103225100A - Plating solution filtering purifier and method thereof - Google Patents
Plating solution filtering purifier and method thereof Download PDFInfo
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- CN103225100A CN103225100A CN2013101424938A CN201310142493A CN103225100A CN 103225100 A CN103225100 A CN 103225100A CN 2013101424938 A CN2013101424938 A CN 2013101424938A CN 201310142493 A CN201310142493 A CN 201310142493A CN 103225100 A CN103225100 A CN 103225100A
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- pipeline
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- electroplate liquid
- flocculating aids
- purifying
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Abstract
The invention relates to a plating solution filtering purifier and method thereof. The apparatus comprises a plating solution circulating pot, a filter aid pot, a first filtering circulating pump, a filter, a first pipeline, a second pipeline, a third pipeline, a fourth pipeline, a fifth pipeline, a sixth pipeline, a seventh pipeline, a eighth pipeline, a ninth pipeline and a tenth pipeline; the first pipeline is provided with a first control valve, and a fifth pipeline is provided with a second control valve, and a sixth pipeline is provided with a third control valve, and a seventh pipeline is provided with a fourth control valve, and a eighth pipeline is provided with a fifth control valve, and a ninth pipeline is provided with a sixth control valve; the method comprises four steps as follows: preparing a filter aid, precoating the filter aid, filtering and backwashing. The invention can realize automatic filtering of plating solution and removal of impurity in the plating solution and backwashing of the filter with only a few of plating solution, and the invention has the advantages of low water consumption and little waste water generated.
Description
Technical field
The present invention relates to the liquid filtering field, more particularly, relate to a kind of electroplate liquid filtering and purifying and method.
Background technology
In the zinc-plated unit of cold rolled strip continuous electric, the zinc-plated of belt steel surface electroplated the section realization, and processing parameters such as the composition of electroplate liquid, pH value, temperature and foreign matter content all directly have influence on the quality of product during plating.In the electro-galvanizing production process, impurity in belt steel surface, air, pipeline, evaporation concentration system and the zinc dissolution system zinc granule can enter in the electroplate liquid, these impurity mainly exist with tiny suspended solid and colloidalmaterial form, are totally unfavorable to plating, therefore must remove.
Summary of the invention
The technical problem to be solved in the present invention is, a kind of electroplate liquid filtering and purifying and method are provided.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of electroplate liquid filtering and purifying, comprise electroplate liquid circulation tank, flocculating aids jar, first filtration cycle pump and the strainer; The outlet of described electroplate liquid circulation tank is connected with the inlet of second pipeline with the described first filtration cycle pump by first pipeline successively, and described first pipeline is provided with first control valve; The described first filtration cycle pump outlet is connected with the inlet of described strainer by the 3rd pipeline, the 4th pipeline, the 5th pipeline successively, and described the 5th pipeline is provided with second control valve; Described the 4th pipeline also is connected with the outlet of described strainer by the 6th pipeline, and described the 6th pipeline is provided with the 3rd control valve; The inlet of described strainer also connects the 7th pipeline, and described the 7th pipeline is provided with the 4th control valve; Described the 6th pipeline also is connected with the inlet of described electroplate liquid circulation tank by the 8th pipeline, and described the 8th pipeline is provided with the 5th control valve; Described the 8th pipeline is connected with described flocculating aids jar inlet by the 9th pipeline, and described the 9th pipeline is provided with the 6th control valve; The outlet of described flocculating aids jar is by the tenth pipeline and described second pipe connection, and described the tenth pipeline is provided with the 7th control valve.
In electroplate liquid filtering and purifying of the present invention, described strainer is provided with differential pressure controller.
In electroplate liquid filtering and purifying of the present invention, also be provided with the 12 pipeline, the second filtration cycle pump, the 13 pipeline that connect successively between described first pipeline and described the 4th pipeline.
In electroplate liquid filtering and purifying of the present invention, described second pipeline is provided with first manual valve, and described the 3rd pipeline is provided with second manual valve and first vacuum breaker.
In electroplate liquid filtering and purifying of the present invention, described the 12 pipeline is provided with the 3rd manual valve, and described the 13 pipeline is provided with the 4th manual valve and second vacuum breaker.
In electroplate liquid filtering and purifying of the present invention, described filtering and purifying also comprises the 11 pipeline and the feed hopper that is connected with described flocculating aids jar inlet.
In electroplate liquid filtering and purifying of the present invention, described the 11 pipeline is provided with the 5th manual valve.
In electroplate liquid filtering and purifying of the present invention, described the 8th pipeline is provided with visor.
The present invention also provides a kind of electroplate liquid purifying method of using above-mentioned filtering and purifying, may further comprise the steps:
S1, preparation flocculating aids; Close the 7th control valve, in the flocculating aids jar, add flocculating aids and de-salted water, and fully stir;
S2, precoating flocculating aids; Open the 7th control valve, second control valve and the 6th control valve, close first control valve, the 3rd control valve, the 4th control valve and the 5th control valve, start the first filtration cycle pump, flocculating aids is coated in the strainer;
S3, filtration; Close the 7th control valve, the 6th control valve, the 4th control valve and the 3rd control valve, open first control valve, second control valve and the 5th control valve, electroplate liquid is delivered to filtration, purification in the strainer by the first filtration cycle pump;
S4, back flushing; Close second control valve, the 5th control valve, the 6th control valve and the 7th control valve, open first control valve, the 3rd control valve and the 4th control valve, feed electroplate liquid and carry out back flushing in strainer, the sewage after the back flushing is discharged from the 7th pipeline.
In electroplate liquid purifying method of the present invention, described flocculating aids is a diatomite.
Implement electroplate liquid filtering and purifying of the present invention and method, has following beneficial effect: can realize the automatic filtration of electroplate liquid by the present invention, remove the impurity in the electroplate liquid, and can realize the back flushing of strainer, back flushing only need be used a spot of electroplate liquid, water loss is extremely low, and the wastewater flow rate of generation seldom.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of electroplate liquid filtering and purifying of the present invention.
Embodiment
Understand for technical characterictic of the present invention, purpose and effect being had more clearly, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.
As shown in Figure 1, electroplate liquid filtering and purifying of the present invention comprises electroplate liquid circulation tank 36, flocculating aids jar 28, the first filtration cycle pump 7, strainer 22, first pipeline 1, second pipeline 3, the 3rd pipeline 9, the 4th pipeline 15, the 5th pipeline 16, the 6th pipeline 17, the 7th pipeline 20, the 8th pipeline 24, the 9th pipeline 26, the tenth pipeline 33.
The outlet of electroplate liquid circulation tank 36 is connected with the inlet of the first filtration cycle pump 7 with second pipeline 3 by first pipeline 1 successively, and first pipeline 1 is provided with first control valve 2.The outlet of the input termination electroplate liquid circulation tank 36 of first pipeline 1, output terminal is connected with the output terminal of the tenth pipeline 33.
The outlet of the first filtration cycle pump 7 is connected with the inlet of strainer 22 by the 3rd pipeline 9, the 4th pipeline 15, the 5th pipeline 16 successively, and the 5th pipeline 16 is provided with second control valve 18.The 4th pipeline 15 also is connected with the outlet of strainer 22 by the 6th pipeline 17, and the 6th pipeline 17 is provided with the 3rd control valve 19.The inlet of strainer 22 also connects the 7th pipeline 20, the seven pipelines 20 and is provided with the 4th control valve 21, the seven pipelines 20 and is used for being connected with sump.
The 6th pipeline 17 also is connected with the inlet of electroplate liquid circulation tank 36 by the 8th pipeline 24, and the 8th pipeline 24 is provided with the 5th control valve 25.The 8th pipeline 24 is connected with flocculating aids jar 28 inlets by the 9th pipeline 26, and the 9th pipeline 26 is provided with the 6th control valve 27.When the 5th control valve 25 is closed, when the 6th control valve 27 was opened, the liquid in the 8th pipeline 24 flowed in the 9th pipeline 26, and when the 6th control valve 27 is closed, when the 5th control valve 25 was opened, the liquid in the 8th pipeline 24 flowed in the electroplate liquid circulation tank 36.
The outlet of flocculating aids jar 28 is connected with second pipeline 3 by the tenth pipeline 33, and the tenth pipeline 33 is provided with the 7th control valve 34.
Further, strainer 22 is provided with differential pressure controller 23.By the pressure difference of differential pressure controller 23 detection strainer 22 imports and outlet, when pressure difference reached set(ting)value, filtration finished.
Further, also be provided with the 12 pipeline 4, the second filtration cycle pump the 8, the 13 pipeline 10 that connects successively between first pipeline 1 and the 4th pipeline 15.Second pipeline 3 is provided with first manual valve, 5, the three pipelines 9 and is provided with second manual valve 13 and first vacuum breaker 11.The 12 pipeline 4 is provided with the 3rd manual valve 6, the 13 pipelines 10 and is provided with the 4th manual valve 14 and second vacuum breaker 12.First filtration pump 7 is set up in parallel together with the valve before and after this pump together with the valve before and after this pump and the second filtration cycle pump 8, and is standby each other.
Further, filtering and purifying also comprises the 11 pipeline 31 and the feed hopper 30 that is connected with flocculating aids jar 28 inlets.Can add flocculating aids by feed hopper 30 in flocculating aids jar 28, can add de-salted water by the 11 pipeline 31 in flocculating aids jar 28, stirrer 29 can be set in the flocculating aids jar 28 stir, the flocculating aids among the present invention is preferably diatomite.On the 11 pipeline 31 the 5th manual valve 32 can also be set.
Further, the 8th pipeline 24 is provided with visor 35.Can observe the situation of liquid in the 8th pipeline 24 by visor 35.
The present invention also provides a kind of electroplate liquid purifying method of using above-mentioned filtering and purifying, may further comprise the steps:
S1, preparation flocculating aids; Close the 7th control valve 34, in flocculating aids jar 28, add flocculating aids and de-salted water, and fully stir.
S2, precoating flocculating aids; Open the 7th control valve 34, second control valve 18 and the 6th control valve 27, close first control valve 2, the 3rd control valve 19, the 4th control valve 21 and the 5th control valve 25, start the first filtration cycle pump 7, flocculating aids enters in the strainer 22 by the tenth pipeline 33, second pipeline 3, the 3rd pipeline 9, the 4th pipeline 15 and the 5th pipeline 16 successively, and flocculating aids is coated in the strainer 22; Flocculating aids flows back in the flocculating aids jar 28 by the 8th passage and the 9th pipeline 26 successively from the outlet of strainer 22.The mixed solution of observing in the visor 35 reaches set(ting)value until clarification or precoating time, and the precoating flocculating aids finishes.
S3, filtration; Close the 7th control valve 34, the 6th control valve 27, the 4th control valve 21 and the 3rd control valve 19, open first control valve 2, second control valve 18 and the 5th control valve 25, electroplate liquid is delivered in the strainer 22 by the first filtration cycle pump 7.Electroplate liquid enters strainer 22 inner filtrations by first pipeline 1, second pipeline 3, the 3rd pipeline 9, the 4th pipeline 15, the 5th pipeline 16 successively and purifies, and the electroplate liquid after the filtration flows in the electroplate liquid circulation tank 36 by the 8th pipeline 24.
S4, back flushing; Close second control valve 18, the 5th control valve 25, the 6th control valve 27 and the 7th control valve 34, open first control valve 2, the 3rd control valve 19 and the 4th control valve 21, start the first filtration cycle pump 7, electroplate liquid enters by first pipeline 1, second pipeline 3, the 3rd pipeline 9, the 4th pipeline 15 and the 6th pipeline 17 successively and carries out back flushing in the strainer 22, and the sewage after the back flushing is discharged from the 7th pipeline 20.
Flocculating aids in the inventive method is preferably diatomite, and the diatomite cost is lower, and the diatomite solid enters the load that does not increase water treatment in the waste water, can realize automatic filtration and back flushing, back flushing only need be used a spot of electroplate liquid, and water loss is extremely low, and the wastewater flow rate of generation seldom.
In conjunction with the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away under the scope situation that aim of the present invention and claim protect, also can make a lot of forms, these all belong within the protection of the present invention.
Claims (10)
1. an electroplate liquid filtering and purifying is characterized in that, comprises electroplate liquid circulation tank (36), flocculating aids jar (28), the first filtration cycle pump (7) and strainer (22);
The outlet of described electroplate liquid circulation tank (36) is connected with the inlet of second pipeline (3) with the described first filtration cycle pump (7) by first pipeline (1) successively, and described first pipeline (1) is provided with first control valve (2);
The outlet of the described first filtration cycle pump (7) is connected with the inlet of described strainer (22) by the 3rd pipeline (9), the 4th pipeline (15), the 5th pipeline (16) successively, and described the 5th pipeline (16) is provided with second control valve (18);
Described the 4th pipeline (15) also is connected with the outlet of described strainer (22) by the 6th pipeline (17), and described the 6th pipeline (17) is provided with the 3rd control valve (19);
The inlet of described strainer (22) also connects the 7th pipeline (20), and described the 7th pipeline (20) is provided with the 4th control valve (21);
Described the 6th pipeline (17) also is connected with the inlet of described electroplate liquid circulation tank (36) by the 8th pipeline (24), and described the 8th pipeline (24) is provided with the 5th control valve (25);
Described the 8th pipeline (24) is connected with described flocculating aids jar (28) inlet by the 9th pipeline (26), and described the 9th pipeline (26) is provided with the 6th control valve (27);
The outlet of described flocculating aids jar (28) is connected with described second pipeline (3) by the tenth pipeline (33), and described the tenth pipeline (33) is provided with the 7th control valve (34).
2. electroplate liquid filtering and purifying according to claim 1 is characterized in that, described strainer (22) is provided with differential pressure controller (23).
3. electroplate liquid filtering and purifying according to claim 1, it is characterized in that, also be provided with the 12 pipeline (4), the second filtration cycle pump (8), the 13 pipeline (10) that connect successively between described first pipeline (1) and described the 4th pipeline (15).
4. electroplate liquid filtering and purifying according to claim 1 is characterized in that, described second pipeline (3) is provided with first manual valve (5), and described the 3rd pipeline (9) is provided with second manual valve (13) and first vacuum breaker (11).
5. electroplate liquid filtering and purifying according to claim 3 is characterized in that described the 12 pipeline (4) is provided with the 3rd manual valve (6), and described the 13 pipeline (10) is provided with the 4th manual valve (14) and second vacuum breaker (12).
6. electroplate liquid filtering and purifying according to claim 1 is characterized in that, described filtering and purifying also comprises the 11 pipeline (31) and the feed hopper (30) that is connected with described flocculating aids jar (28) inlet.
7. electroplate liquid filtering and purifying according to claim 6 is characterized in that described the 11 pipeline (31) is provided with the 5th manual valve (32).
8. electroplate liquid filtering and purifying according to claim 1 is characterized in that, described the 8th pipeline (24) is provided with visor (35).
9. an electroplate liquid purifying method of using the described filtering and purifying of claim 1 is characterized in that, may further comprise the steps:
S1, preparation flocculating aids; Close the 7th control valve (34), in flocculating aids jar (28), add flocculating aids and de-salted water, and fully stir;
S2, precoating flocculating aids; Open the 7th control valve (34), second control valve (18) and the 6th control valve (27), close first control valve (2), the 3rd control valve (19), the 4th control valve (21) and the 5th control valve (25), start the first filtration cycle pump (7), flocculating aids is coated in the strainer (22);
S3, filtration; Close the 7th control valve (34), the 6th control valve (27), the 4th control valve (21) and the 3rd control valve (19), open first control valve (2), second control valve (18) and the 5th control valve (25), electroplate liquid is delivered to filtration, purification in the strainer (22) by the first filtration cycle pump (7);
S4, back flushing; Close second control valve (18), the 5th control valve (25), the 6th control valve (27) and the 7th control valve (34), open first control valve (2), the 3rd control valve (19) and the 4th control valve (21), feed electroplate liquid and carry out back flushing in strainer (22), the sewage after the back flushing is discharged from the 7th pipeline (20).
10. according to the described electroplate liquid purifying method of claim 9, it is characterized in that described flocculating aids is a diatomite.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310142493.8A CN103225100B (en) | 2013-04-23 | 2013-04-23 | Plating solution filtering purifier and method thereof |
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| CN201310142493.8A CN103225100B (en) | 2013-04-23 | 2013-04-23 | Plating solution filtering purifier and method thereof |
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| CN103225100A true CN103225100A (en) | 2013-07-31 |
| CN103225100B CN103225100B (en) | 2015-06-17 |
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| CN104548747A (en) * | 2014-12-31 | 2015-04-29 | 广东威迪科技股份有限公司 | Intelligent filter control method |
| CN105132956A (en) * | 2015-10-12 | 2015-12-09 | 湖南金旺铋业股份有限公司 | Continuous purification and impurity removing system for electrolyte |
| CN105780097A (en) * | 2016-04-28 | 2016-07-20 | 四川昊吉科技有限公司 | Circulation type electroplating liquid filtering device |
| CN105926006A (en) * | 2016-04-29 | 2016-09-07 | 湖南冠拓科技股份有限公司 | Automatic cleaning device of water electrolysis hydrogen-oxygen generator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104548747A (en) * | 2014-12-31 | 2015-04-29 | 广东威迪科技股份有限公司 | Intelligent filter control method |
| CN105132956A (en) * | 2015-10-12 | 2015-12-09 | 湖南金旺铋业股份有限公司 | Continuous purification and impurity removing system for electrolyte |
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| CN105926006A (en) * | 2016-04-29 | 2016-09-07 | 湖南冠拓科技股份有限公司 | Automatic cleaning device of water electrolysis hydrogen-oxygen generator |
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| CN103225100B (en) | 2015-06-17 |
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