CN103866349A - Cathode block heating device and assembling method of cathode block and cathode steel bar - Google Patents
Cathode block heating device and assembling method of cathode block and cathode steel bar Download PDFInfo
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- CN103866349A CN103866349A CN201410082384.6A CN201410082384A CN103866349A CN 103866349 A CN103866349 A CN 103866349A CN 201410082384 A CN201410082384 A CN 201410082384A CN 103866349 A CN103866349 A CN 103866349A
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- cathode block
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Abstract
The invention relates to a cathode block heating device and an assembling method of the cathode block and a cathode steel bar. The cathode block heating device comprises a heating cover and a heater for heating the cathode block, the heating cover is provided with a roof for shielding the cathode block; when the cathode steel bar and the cathode block are assembled, the heating cover shields the cathode block, the heater is turned on to heat the cathode block, and the heating cover is capable of reducing the heat loss and guaranteeing the heating effect; when the cathode block is heated to a set temperature, the cathode steel bar and an adhesive are added in a steel bar preservation groove of the cathode block to adhere, the performance reduction of the adhesive caused by the condition that the heat of the adhesive is absorbed by the cathode block is avoided, and the adhesion quality of the cathode steel bar and the cathode block is improved.
Description
Technical field
The present invention relates to the assemble method of cathode block heating unit and cathode block and cathode steel bar.
Background technology
Cathode block rod iron group is a lot of in electrolysis of aluminum sector application, and wherein a kind of make of general cathode block rod iron group is with the cold paste of smashing, cathode steel bar to be made firm by ramming in the rod iron preformed groove being configured on cathode block.Cathode block plays aluminium liquid and washes away and electric action in electrolyzer; Cathode steel bar plays derives the effect for next electrolytic bath on the negative busbar outside electrolyzer by the direct current in electrolyzer, forms tandem application; The cold paste of smashing is the one that carbon element is stuck with paste, and uses as tackiness agent, in 100 DEG C ± 20 DEG C temperature, cathode steel bar and cathode block is glued together, and forms an entirety, realizes the conduction of electric energy.
Operational requirement when assembling cathode block rod iron group is higher, the most important is exactly cold temperature control of smashing paste must be at 100 DEG C ± 20 DEG C, if cool kneading does not become an entirety, if heat cold smash to stick with paste to dry there is no viscosity, same kneading does not become an entirety.Before cathode block and cathode steel bar assembling, be all normal temperature, when 100 DEG C ± 20 DEG C cold when smashing paste and cathode block and cathode steel bar and being in contact with one another, the cold heat of smashing paste can be passed to cathode block and cathode steel bar quickly, temperature declines fast, thereby affect bonding quality, cause volts lost increase, production power consumption between voltage cathode block and cathode steel bar to increase.Especially in the time carrying out assembling operation winter, it is fast especially that cold temperature of smashing paste declines, and task difficulty is very large, and yield rate is low, has greatly increased the production cost of enterprise.
Summary of the invention
The object of this invention is to provide a kind of cathode block heating unit, to solve the poor problem of cathode steel bar and cathode block bonding quality in prior art; Meanwhile, the present invention also provides the assemble method of a kind of cathode block and cathode steel bar.
The technical scheme that in the present invention, cathode block heating unit adopts is: cathode block heating unit, comprise heating mantles and the well heater for heated cathode carbon piece, and described heating mantles has the roof for hiding cathode block.
Described heating mantles has the sidewall for hiding cathode block end.
Described well heater is electric heater.
Described electric heater is the heating rod for sinking to the rod iron preformed groove on cathode block.
Described heating mantles comprises inner side-wall and outer side wall, between described inner side-wall and outer side wall, is provided with heat preservation sandwich layer.
Described heating mantles is to be formed by corresponding left side cover body and the docking of right side cover body.
The technical scheme that in the present invention, the assemble method of cathode block and cathode steel bar adopts is: the assemble method of cathode block and cathode steel bar, 1), adopt cathode block heating unit anticathode carbon piece to heat the method comprises the following steps:, described cathode block heating unit comprises heating mantles and the well heater for heated cathode carbon piece, and described heating mantles has the roof for hiding cathode block; 2) in the rod iron preformed groove of cathode block, add cathode steel bar and tackiness agent bonding.
Described heating mantles has the sidewall for hiding cathode block end.
Described well heater is the heating rod for sinking to the rod iron preformed groove on cathode block.
Described heating mantles is to be formed along the length direction docking of cathode block by corresponding left side cover body and right side cover body.
The present invention adopts technique scheme, cathode block heating unit comprises heating mantles and the well heater for heated cathode carbon piece, described heating mantles has the roof for hiding cathode block, in the time of assembling cathode steel bar and cathode block, heating mantles is hidden on cathode block, heater anticathode carbon piece heats, and heating mantles can reduce heat loss, ensures heats; When cathode block is heated to after design temperature, in the rod iron preformed groove of cathode block, add cathode steel bar and tackiness agent bonding again, can avoid, because cathode block absorbs the binder performance decline that the heat of tackiness agent causes, improving cathode steel bar and cathode block bonding quality.
Brief description of the drawings
Fig. 1 is the assembled state schematic diagram of cathode block and heating unit in the present invention;
Fig. 2 is the vertical view of cathode block in Fig. 1;
Fig. 3 is the side-view of cathode block in Fig. 2;
Fig. 4 is the upward view of cathode block heating unit in Fig. 1;
Fig. 5 is the side-view of cathode block heating unit in Fig. 1;
Fig. 6 is the A-A sectional view of Fig. 5;
Fig. 7 is that cathode block and cathode steel bar are assembled into the structural representation after cathode block rod iron group;
Fig. 8 is the vertical view of Fig. 7.
The name that in figure, each Reference numeral is corresponding is called: 1 heating mantles, 11 left side cover bodies, 12 right side cover bodies, 13 handles, 2 heating rods, 30 angle bar, 31 iron sheets, 32 encaustic tiles, 33 sponges, 4 cathode blocks, 41 rod iron preformed grooves, 5 cathode steel bars.
Embodiment
In the present invention, cathode block heating unit embodiment, as shown in Fig. 1 ~ Fig. 8, comprises heating mantles 1 and the heating rod 2 for heated cathode carbon piece 4.
Wherein heating mantles 1 is to be formed along the length direction docking of cathode block 4 by corresponding left side cover body 11 and right side cover body 12, left side cover body 11 and right side cover body 12 are L shaped, comprise for hide cathode block 4 offer rod iron preformed groove 41 top roof and for hiding the sidewall of cathode block 4 ends, the position that heating mantles 1 relies on roof and sidewall cathode block 4 can be offered to rod iron preformed groove 41 hides completely.Left side cover body 11 and right side cover body 12 include the skeleton being welded into by angle bar 30, and skeleton inner side is fixed with iron sheet 31, forms inner side-wall; Outside is fixed with encaustic tile 32, forms outer side wall, between iron sheet 31 and encaustic tile 32, is filled with sponge 33, forms heat preservation sandwich layer, can effectively isolate scattering and disappearing of heat, improves heating efficiency, saves the energy.Heating mantles 1 adopts said structure, makes simply, and cost is low, and adopts Split type structure can reduce parking space.For transfer and the docking of convenient left side cover body 11 and right side cover body 12, be convenient to workman's operation, the top of left side cover body 11 and right side cover body 12 is respectively equipped with two handles 13.
On the sidewall of left side cover body 11, overhang and be fixed with 2, two groups of heating rods 2 of two groups of heating rods and arrange up and down, for sinking to the rod iron preformed groove 41 on cathode block 4, heat as well heater anticathode carbon piece 4.Each heating rod 2 is U-shaped, and terminals are arranged on the sidewall of left side cover body 11, easy-to-connect.On each cathode block 4, there are two rod iron preformed grooves 41, four groups of heating rods 2 need to be set altogether.Certainly, in other embodiments, also heating rod 2 can be set on right side cover body 12, or be arranged on left side cover body 11 and right side cover body 12 simultaneously, now can adopt shorter heating rod 2, improve structural strength.
1), use above-mentioned cathode block heating unit to cover in top and the end of cathode block 4 in the present invention, the assemble method of cathode block and cathode steel bar embodiment is as follows:, heating rod 2 is sunk in the rod iron preformed groove 41 on cathode block 4, then heating rod 2 is accessed to power supply, energising heating; 2) when the temperature that, offers the position of rod iron preformed groove 41 when cathode block 4 reaches 120 ± 10 DEG C, cut off heating rod 2 power supplys, rely on handle 13 that left side cover body 11 and right side cover body 12 are removed from cathode block 4, then carry out the assembling of cathode block 4 and cathode steel bar 5.
In the above-described embodiments, heating mantles 1 has roof and the sidewall corresponding to rod iron preformed groove 41 two ends fractures, in other embodiments of the invention, heating mantles 1 also can replace to other structures, roof is for example only set, can cover in the notch at rod iron preformed groove 41 tops, and the top of heating mantles 1 also can not adopt the two dimensional structure in above-described embodiment, for example, adopt domes.In addition, heating mantles 1 also can be arranged to the form that cathode block 4 end faces and surrounding side are all covered in other embodiments.Moreover, what in above-described embodiment, well heater adopted is the heating rod 2 being fixed on heating mantles 1 sidewall, and heating rod 2 is the straight rods that extend along rod iron preformed groove 41, when use, sink in rod iron preformed groove 41, in other embodiments, well heater also can be fixed on the roof of heating mantles 1, the form of well heater also can be replaced, for example arrange many vertical heating rods along the bearing of trend interval of rod iron preformed groove 41, and well heater also can not sink in rod iron preformed groove 41, for example, be arranged on notch top.
Claims (10)
1. cathode block heating unit, is characterized in that: comprise heating mantles and the well heater for heated cathode carbon piece, described heating mantles has the roof for hiding cathode block.
2. cathode block heating unit according to claim 1, is characterized in that: described heating mantles has the sidewall for hiding cathode block end.
3. cathode block heating unit according to claim 1 and 2, is characterized in that: described well heater is electric heater.
4. cathode block heating unit according to claim 3, is characterized in that: described electric heater is the heating rod for sinking to the rod iron preformed groove on cathode block.
5. cathode block heating unit according to claim 1 and 2, is characterized in that: described heating mantles comprises inner side-wall and outer side wall, between described inner side-wall and outer side wall, is provided with heat preservation sandwich layer.
6. cathode block heating unit according to claim 1 and 2, is characterized in that: described heating mantles is to be formed by corresponding left side cover body and the docking of right side cover body.
7. the assemble method of cathode block and cathode steel bar, 1), adopt cathode block heating unit anticathode carbon piece to heat it is characterized in that the method comprises the following steps:, described cathode block heating unit comprises heating mantles and the well heater for heated cathode carbon piece, and described heating mantles has the roof for hiding cathode block; 2) in the rod iron preformed groove of cathode block, add cathode steel bar and tackiness agent bonding.
8. the assemble method of cathode block according to claim 7 and cathode steel bar, is characterized in that: described heating mantles has the sidewall for hiding cathode block end.
9. according to the assemble method of the cathode block described in claim 7 or 8 and cathode steel bar, it is characterized in that: described well heater is the heating rod for sinking to the rod iron preformed groove on cathode block.
10. according to the assemble method of the cathode block described in claim 7 or 8 and cathode steel bar, it is characterized in that: described heating mantles is to be formed along the length direction docking of cathode block by corresponding left side cover body and right side cover body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410082384.6A CN103866349B (en) | 2014-03-07 | 2014-03-07 | The assemble method of cathode block heater and cathode block and cathode steel bar |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410082384.6A CN103866349B (en) | 2014-03-07 | 2014-03-07 | The assemble method of cathode block heater and cathode block and cathode steel bar |
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| CN103866349A true CN103866349A (en) | 2014-06-18 |
| CN103866349B CN103866349B (en) | 2017-10-10 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104694958A (en) * | 2015-02-15 | 2015-06-10 | 云南云铝涌鑫铝业有限公司 | Heating device and heating method for heating cathode carbon block for aluminum pre-baking electrolytic bath |
| CN105624730A (en) * | 2016-03-14 | 2016-06-01 | 中冶天工集团有限公司 | Rapid heating method for assembling of aluminum electrolytic cell cathode carbon block |
| CN106400054A (en) * | 2016-06-24 | 2017-02-15 | 沈阳汇丰机械有限公司 | Cathode assembling preheating station |
| CN107177863A (en) * | 2017-04-06 | 2017-09-19 | 中冶天工集团有限公司 | A kind of heater and application method for aluminum cell cathode steel bar |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268033A (en) * | 2016-04-08 | 2017-10-20 | 王建军 | A kind of inexpensive ferrophosphorus casting cathode heating arrangement |
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| CN203768469U (en) * | 2014-03-07 | 2014-08-13 | 郑州发祥铝业有限公司 | Cathode block heating device |
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2014
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| CN201209168Y (en) * | 2008-06-20 | 2009-03-18 | 中冶成工建设有限公司炉窑工程分公司 | Silica tube heating cover |
| CN101928959A (en) * | 2009-06-22 | 2010-12-29 | 中国铝业股份有限公司 | Electric heating roasting device and roasting method before starting aluminium cell |
| CN201852334U (en) * | 2010-11-03 | 2011-06-01 | 傅剑 | Solar collector tube |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104694958A (en) * | 2015-02-15 | 2015-06-10 | 云南云铝涌鑫铝业有限公司 | Heating device and heating method for heating cathode carbon block for aluminum pre-baking electrolytic bath |
| CN105624730A (en) * | 2016-03-14 | 2016-06-01 | 中冶天工集团有限公司 | Rapid heating method for assembling of aluminum electrolytic cell cathode carbon block |
| CN106400054A (en) * | 2016-06-24 | 2017-02-15 | 沈阳汇丰机械有限公司 | Cathode assembling preheating station |
| CN107177863A (en) * | 2017-04-06 | 2017-09-19 | 中冶天工集团有限公司 | A kind of heater and application method for aluminum cell cathode steel bar |
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| Publication number | Publication date |
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| CN103866349B (en) | 2017-10-10 |
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Granted publication date: 20171010 Termination date: 20190307 |