CN102776553B - Electrolytic cleaning electrode for cold-rolled band steel - Google Patents
Electrolytic cleaning electrode for cold-rolled band steel Download PDFInfo
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- CN102776553B CN102776553B CN201210238475.5A CN201210238475A CN102776553B CN 102776553 B CN102776553 B CN 102776553B CN 201210238475 A CN201210238475 A CN 201210238475A CN 102776553 B CN102776553 B CN 102776553B
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Abstract
The invention discloses an electrolytic cleaning electrode for cold-rolled band steel. The electrolytic cleaning electrode comprises a plurality of semicircular electrode plates, an insulating device which is arranged below the semicircular electrode plates, a copper bar which is arranged above the semicircular electrode plates, and electrode power pins which are electrically connected with the copper bar. The semicircular electrode plates are arranged in parallel to form a group of electrodes and are respectively connected with the electrode power pins on two sides through welding. The copper bar is provided with lining rubber on the outer layer, is U-shaped, penetrates through the electrode power pins and is in contact with the electrode power pins to conduct current. The electrolytic cleaning electrode for the cold-rolled band steel has the advantages that since the semicircular electrode plates are adopted, the current efficiency can be improved and the cleaning effect is improved; and since the insulating device is arranged on the working surfaces of the electrode plates, the band steel in an electrolytic cell can be prevented from being in contact with the charged electrode to cause short circuit under situations such as tension loss.
Description
Technical field
The present invention, about a kind of cleaning electrode, refers to the cold rolled strip electrolytic cleaning electrode that a kind of insulativity is good especially.
Background technology
Belt steel surface after cold rolling is with a large amount of residues, be mainly ROLLING OIL, iron powder and loose material etc., the existence of these residues brings disadvantageous effect to subsequent handling, and cause final finished quality deteriorated, must clean the belt steel surface after cold rolling in the production process such as silicon steel and galvanized sheet.Current cleaning is generally comparatively complicated alkali cleaning (chemistry)+alkali scrubs (physics+chemistry)+electrolytic cleaning+water and scrubs+and the combined multi-stage of water rinse strengthens and cleans.Cold rolled strip is after alkali hydro-peening and alkali are scrubbed, and the dirt major part on surface is removed by cleaning, but the dirt residual at the unevenness place of belt steel surface is still difficult to cleaning, and electrolytic cleaning effectively can remove the dirt of this part pit.
Electrolytic cleaning technology, direct current is exported by electrolytic rectifier, inductance is produced by electrolytic solution between band steel and electrode, using electrode and band steel as anode or negative electrode, carry out electrode reaction and precipitated oxygen or hydrogen on its surface, rely on the mechanical stirring of bubbing on electrode and stripping effect can remove the dirt remaining in unevenness place just.As shown in Figure 1, band steel electrolytic cleaning at present, deflector roll 70 and sinking roller 75 drive steel by electrolytic cleaning tank 71, are provided with two arrays of electrodes in rinse bath, often organize electrode and comprise electric pole plate 72 and lower electrode plate 73, be provided with direct supply 74 between this two arrays of electrodes.
And current electrolytic cleaning technology, on the one hand, improve rectifier current output, the generating capacity of gas on electrode can be increased, then can improve cleaning performance; Reduce the dividing potential drop of solution between electrode and band steel, the output rating of power supply can be reduced, improve the efficiency of power supply, and the distance reduced between pole plate and band steel can reduce its dividing potential drop, if partial pressure of liquor reduces, then can improve electric current and increase cleaning performance.On the other hand, because band steel is in operational process, suddenly lose in electrolytic cleaning section and open, or there is severe edge wave or middle wave in band steel, or vibrations during band steel runs, cause band steel contact with pole plate and short circuit occurs to overlap, and are with steel moment ablated under local high current, therefore establishing the distance between clocking requirement electrode and band steel can not be too near, otherwise easily cause band steel and electrolytic contacts short circuit ablated.
Between electrode and band steel, seal is set, can while reducing pole plate and band steel spacing as far as possible, prevent band steel and electrode contact short circuit and ablation.Existing electrode many employings angle steel or grid class arranged in form, and this electrode potential can also improve further.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of structure simple and the cold rolled strip electrolytic cleaning electrode of good insulating.
For achieving the above object, the invention provides a kind of cold rolled strip electrolytic cleaning electrode, the electrode supply pin that it comprises multiple semicircular electrode plate, be located at seal below this semicircular electrode plate, be located at the copper bar above this semicircular electrode plate and be electrically connected with this copper bar, these semicircular electrode plates multiple layout formation arranged in parallel one group of electrode, is connected with the described electrode supply pin of both sides respectively by welding process; Described copper bar skin is provided with line with rubber and becomes U-shaped to pass this electrode supply pin, contacts conduct electricity with this electrode supply pin.
Described electrode supply pin is made by L carbon steel, and is fixed on described copper bar.
Described semicircular electrode plate is carbon steel electrode plate.
Described seal comprises the welding steel of perforate, the bolt that pinblock is anti-corrosion and insulcrete, this welding steel welds and is fixed on position between the adjacent described semicircular electrode plate of two rows, have angle between this insulcrete and described semicircular electrode plate, this insulcrete is bolted on this welding steel by this.
Angle between described insulcrete and described semicircular electrode plate is acute angle or obtuse angle.
Described insulcrete is epoxy resins insulation plate.
Described semicircular electrode plate working face is streamlined.
The present invention arranges fixing insulcrete at band steel working face, and between two-plate, weld little steel plate, insulcrete is fixed on above welding steel by cross screw bolt, and bolt is counterbore; Insulcrete and pole plate are that non-90 degree is arranged.Arranging insulcrete beneficial effect is: when due to lose etc. reason cause band steel and charged electrode contact time; owing to arranging insulcrete at band steel working face; this belt transect steel can first contact with insulcrete; would not be short-circuited phenomenon like this; due to the material that insulcrete adopts quality soft, belt steel surface also can not be scraped off, and insulcrete is little to the flow effect of electric current between pole plate and band steel simultaneously; insulcrete and pole plate are that non-90 degree is arranged in addition, indirectly can improve the protection domain of insulcrete.
Cold rolled strip electrolytic cleaning electrode of the present invention adopts semicircle pole plate to arrange, can improve current efficiency, improve cleaning performance, battery lead plate working face arranges seal, band steel can be prevented in groove to contact with charging electrode in the situations such as mistake and is short-circuited.
Accompanying drawing explanation
Fig. 1 is with steel electrolytic cleaning principle schematic in prior art;
Fig. 2 is the structural representation of cold rolled strip electrolytic cleaning electrode of the present invention;
Fig. 3 is the seal structural representation in the present invention;
Fig. 4 is cold rolled strip electrolytic cleaning electrode partial enlargement structural representation of the present invention;
Fig. 5 is the scheme of installation of seal in the present invention.
Embodiment
For ease of having further understanding to structure of the present invention and the effect that reaches, the existing preferred embodiment that develops simultaneously by reference to the accompanying drawings is described in detail as follows.
As shown in Fig. 2 and Fig. 4, cold rolled strip electrolytic cleaning electrode of the present invention, it comprises multiple semicircular electrode plate 1, the electrode supply pin 3 being located at seal 2 below semicircular electrode plate 1, being located at the copper bar 4 above semicircular electrode plate 1 and being electrically connected with copper bar 4.Multiple semicircular electrode plate 1 layout formation arranged in parallel one group of electrode, by the mode of welding respectively with electrode supply pin 3(and the L power pins of both sides) be connected; Copper bar 4 skin is provided with line with rubber and becomes U-shaped to pass electrode supply pin 3, contacts conduct electricity with electrode supply pin 3, simultaneously can fixed support battery lead plate; Electrode supply pin 3 is made by L carbon steel, is fixed on copper bar 4.As shown in Fig. 3 and Fig. 5, seal 2 in the present invention comprises the welding steel 20 of perforate, pinblock is anti-corrosion bolt 21 and insulcrete 22, welding steel 20 is welded on position between two adjacent row's semicircular electrode plates and makes himself to fix, insulcrete 22 is to be fixed on welding steel 5 with semicircular electrode plate 1 certain angle by anti-corrosion bolt 21, joint bolt counterbore, angle between insulcrete 22 and semicircular electrode plate 1 is acute angle or obtuse angle, i.e. non-90 degree, the insulcrete 22 in the present invention is epoxy resins insulation plate.
The present invention's semicircular electrode plate is carbon steel electrode plate, replaces existing angle steel electrode, has the following advantages: with this under same shadow area, pole plate effective surface area can be increased, when electrode current density is constant, the total current of input can be improved like this, improve cleaning performance; Under same mounting height, the mean distance of pole plate to belt steel surface can be reduced, thus reduce the dividing potential drop between pole plate and band steel, reduce output rating, improve power-efficient; Due to be with in electrolyzer steel high-speed cruising can drive steel near electrolytic solution flow thereupon, and semicircle carbon steel electrode plate working face is streamlined, little to the circulation disturbance of electrolyzer electrolyte inside, between pole plate and band steel, electrolyte flow is mild, electrolyte flow is little to band steel operation disturbance, and band steel runs more stable; In addition, pole plate upper surface produces gas, and promote the formation of bubble because electrolytic solution generally adds tensio-active agent, the bubble that these bubbings are formed is accumulated between pole plate and band steel, causes resistance very high between pole plate and band steel, can reduce the induced current of belt steel surface like this, reduce cleaning performance, and fairshaped pole plate is conducive to the effusion of gas, prevent the appearance accumulated of bubbling, adopt semicircular electrode to improve electrode efficiency.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (4)
1. a cold rolled strip electrolytic cleaning electrode, it is characterized in that, the electrode supply pin that it comprises multiple semicircular electrode plate, be located at seal below this semicircular electrode plate, be located at the copper bar above this semicircular electrode plate and be electrically connected with this copper bar, these semicircular electrode plates multiple layout formation arranged in parallel one group of electrode, is connected with the described electrode supply pin of both sides respectively by welding process; Described copper bar skin is provided with line with rubber and becomes U-shaped to pass this electrode supply pin, contacts conduct electricity with this electrode supply pin;
Described seal comprises the welding steel of perforate, the bolt that pinblock is anti-corrosion and insulcrete, this welding steel welds and is fixed on position between the adjacent described semicircular electrode plate of two rows, have angle between this insulcrete and described semicircular electrode plate, this insulcrete is bolted on this welding steel by this;
Angle between described insulcrete and described semicircular electrode plate is acute angle or obtuse angle.
2. cold rolled strip electrolytic cleaning electrode as claimed in claim 1, it is characterized in that, described electrode supply pin is made by L carbon steel, and is fixed on described copper bar.
3. cold rolled strip electrolytic cleaning electrode as claimed in claim 1, it is characterized in that, described semicircular electrode plate is carbon steel electrode plate.
4. cold rolled strip electrolytic cleaning electrode as claimed in claim 1, it is characterized in that, described insulcrete is epoxy resins insulation plate.
5cold rolled strip electrolytic cleaning electrode as claimed in claim 1, is characterized in that, described semicircular electrode plate working face is streamlined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210238475.5A CN102776553B (en) | 2012-07-11 | 2012-07-11 | Electrolytic cleaning electrode for cold-rolled band steel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210238475.5A CN102776553B (en) | 2012-07-11 | 2012-07-11 | Electrolytic cleaning electrode for cold-rolled band steel |
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| Publication Number | Publication Date |
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| CN102776553A CN102776553A (en) | 2012-11-14 |
| CN102776553B true CN102776553B (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210238475.5A Active CN102776553B (en) | 2012-07-11 | 2012-07-11 | Electrolytic cleaning electrode for cold-rolled band steel |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103147115B (en) * | 2013-03-22 | 2016-04-20 | 中冶南方工程技术有限公司 | Cold rolled strip electrolytic cleaning electrode |
| CN105040088A (en) * | 2015-08-11 | 2015-11-11 | 佛山市环宇新型材料有限公司 | Electrolytic decontamination device for strip steel |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60135600A (en) * | 1983-12-24 | 1985-07-18 | Mitsubishi Heavy Ind Ltd | Electrolytic treating device for steel strip |
| JPS60138099A (en) * | 1983-12-27 | 1985-07-22 | Mitsubishi Heavy Ind Ltd | Electrolytic treating device for steel strip |
| JPS63313610A (en) * | 1987-06-15 | 1988-12-21 | Hitachi Ltd | Method and apparatus for descaling steel material |
| CN1277270A (en) * | 1999-06-09 | 2000-12-20 | 川崎制铁株式会社 | Degreasing method and apparatus for steel band |
| CN1473965A (en) * | 2002-03-04 | 2004-02-11 | 新日本制铁株式会社 | Method and its device for connection electric continuous electrolytic corrosion between metal belts |
| CN2743374Y (en) * | 2004-10-16 | 2005-11-30 | 太原钢铁(集团)有限公司 | Electrode plate for pickling tank |
| CN202072788U (en) * | 2011-05-03 | 2011-12-14 | 佛山市高明基业冷轧钢板有限公司 | Strip steel electrolyzing and cleaning electrode plate |
| CN202786490U (en) * | 2012-07-11 | 2013-03-13 | 中冶南方工程技术有限公司 | Electrolytic cleaning electrode for cold-rolling strip steel |
-
2012
- 2012-07-11 CN CN201210238475.5A patent/CN102776553B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60135600A (en) * | 1983-12-24 | 1985-07-18 | Mitsubishi Heavy Ind Ltd | Electrolytic treating device for steel strip |
| JPS60138099A (en) * | 1983-12-27 | 1985-07-22 | Mitsubishi Heavy Ind Ltd | Electrolytic treating device for steel strip |
| JPS63313610A (en) * | 1987-06-15 | 1988-12-21 | Hitachi Ltd | Method and apparatus for descaling steel material |
| CN1277270A (en) * | 1999-06-09 | 2000-12-20 | 川崎制铁株式会社 | Degreasing method and apparatus for steel band |
| CN1473965A (en) * | 2002-03-04 | 2004-02-11 | 新日本制铁株式会社 | Method and its device for connection electric continuous electrolytic corrosion between metal belts |
| CN2743374Y (en) * | 2004-10-16 | 2005-11-30 | 太原钢铁(集团)有限公司 | Electrode plate for pickling tank |
| CN202072788U (en) * | 2011-05-03 | 2011-12-14 | 佛山市高明基业冷轧钢板有限公司 | Strip steel electrolyzing and cleaning electrode plate |
| CN202786490U (en) * | 2012-07-11 | 2013-03-13 | 中冶南方工程技术有限公司 | Electrolytic cleaning electrode for cold-rolling strip steel |
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| CN102776553A (en) | 2012-11-14 |
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