CN105220178A - A kind of aluminum electrolyzing cell used change poles covering car - Google Patents
A kind of aluminum electrolyzing cell used change poles covering car Download PDFInfo
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- CN105220178A CN105220178A CN201410244045.3A CN201410244045A CN105220178A CN 105220178 A CN105220178 A CN 105220178A CN 201410244045 A CN201410244045 A CN 201410244045A CN 105220178 A CN105220178 A CN 105220178A
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- anode
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- covering car
- poles covering
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Abstract
The invention discloses a kind of aluminum electrolyzing cell used change poles covering car, comprise change poles covering car vehicle frame, vehicle frame is connected with travel mechanism, vehicle frame is also provided with coverage block derricking gear and electrolyte crust cleaning plant.Coverage block derricking gear comprises the lifting appliance of vertical direction and the running gear of horizontal direction.The present invention is used for the prebaked anode of auxiliary replacement aluminium cell, shortens and simplifies the treating processes of mulch, accelerate the intensification of new anode, accelerate conduction and the work of new anode.
Description
Technical field
The present invention relates to a kind of aluminum electrolyzing cell used change poles and cover dolly, for the prebaked anode of auxiliary replacement aluminium cell.
Background technology
The electrolysis of aluminum of every platform prebaked anode there are tens pieces of anodes, are divided into two rows.Such as, 160kA electrolyzer has 24 pieces of anodes, and 350kA electrolyzer has 48 pieces of anodes.Every block anode carbon block about 1 ton of weight, charcoal block and anode steel jaw and aluminium guide bar are assembled into one.Most anode steel jaw is arranged in a row, and sees Fig. 1.
New charcoal tile height is generally 650mm, and in electrolysis production process, anode carbon block consumes gradually, and through about 30 days, anode height is surplus 130 ~ 150mm only, becomes anode scrap, then must change anode.
Change anodic process: opened by the electrolyte crust of anode scrap periphery with the attacking head of overhead traveling crane, anode clamp is unclamped again with the turning mechanism of overhead traveling crane, electrolytic bath thorax is hung out again with the anode scrap of sky handlebar red heat, transport on anode tray and put down, hang new anode with suspender again, play and transport to groove thorax, be arranged on electrolyzer, upper clamper, has added mulch.
Electrolysis of aluminum is fused salt electrolysis, is to carry out electrolysis in the molten cryolitic ionogen of 960 DEG C, and the insulation of electrolyzer is very important.Particle after the cake broke of the mulch on anode mainly aluminum oxide powder and cryolite electrolyte and powder, be all good lagging material, mulch can reduce the heat radiation of electrolyzer.In addition, mulch can reduce the atmospheric oxidation of carbon anode.Generally, all require that mulch reaches 20cm thick, see Fig. 2.Adding mulch is that workman operates with spades mostly, and high-temperature dust is many, work under bad environment, and labour intensity is large.Anode scrap is also covered with thick thermal electrolysis matter after taking out from electrolyzer above charcoal block.After anode scrap cooling, need to be transported to special workshop and go to clear up the ionogen on anode scrap, and these ionogen broken, transport potroom back, be used further to cover anode.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of aluminum electrolyzing cell used change poles covering car, for the prebaked anode of auxiliary replacement aluminium cell, shortens and simplifies the treating processes of mulch, accelerate the intensification of new anode, accelerate conduction and the work of new anode.
First introduce a kind of method changing prebaked anode, namely adopt the mode of the coverage block laying prefabricated shaping above anode carbon block to replace the method for original interpolation particulate state or powdery mulch.First manufacture two boxes, as mould with steel plate.Two box symmetries, the length of box equals the length of anode carbon block, and two boxes width altogether equals the width of anode carbon block, and the height of box equals the thickness of the mulch of requirement, can get 20 ~ 25cm.Muscle rack in making of fine steel rib again, has one to lift by crane reinforcing bar above each rack.Reinforcing mat is placed in mulch box.Watered by the cryolite melt of thawing and fill mulch box, after sodium aluminum fluoride cooled and solidified, wrap reinforcing mat, inner reinforcing mat plays reinforcing.It is equally hard solid that sodium aluminum fluoride solidifies after image cement, for covering anode, claims it to be coverage block.Suppose that the long x of anode wide is 1.7 × 0.7 meters, then coverage block is 1.7 × 0.35 × 0.2 meter, proportion 2.3, the heavy 274kg of each coverage block.
New anode installs to after on electrolyzer, covers on anode with coverage block, and anode periphery also covers.Two coverage blocks are placed above each anode.
When changing anode, first the coverage block on anode scrap is hung above adjacent anode.
Hang out anode scrap, new anode is loaded electrolyzer, coverage block is hung new anode carbon block from adjacent anode, adds mulch to the outside of new anode, just complete change poles.
Change poles covering car of the present invention is exactly for completing above-mentioned operation of changing anode.
In conjunction with aforesaid method, the task of change poles covering car is exactly the electrolyte crust opened around anode scrap, then handling coverage block.Therefore technical scheme of the present invention is: a kind of aluminum electrolyzing cell used change poles covering car, and comprise change poles covering car vehicle frame, vehicle frame is connected with travel mechanism, vehicle frame is also provided with coverage block derricking gear and electrolyte crust cleaning plant.
Described coverage block derricking gear comprises the lifting appliance of vertical direction and the running gear of horizontal direction.The lifting appliance of vertical direction is for lifting by crane coverage block, and the running gear of horizontal direction is for moving to adjacent coverage block by coverage block.
Described vehicle frame comprises two parallel braces.Brace is placed on groove cover plate for being taken by change poles covering car, thus keeps the stable of whole device.
Described electrolyte crust cleaning plant is rock drill.
The lifting appliance of described vertical direction comprises the first cylinder be connected successively, and chain and suspension hook, the running gear of horizontal direction comprises a horizontal slide, trundle and the second cylinder.
Travel mechanism can adopt wheel to add the conventionally form of base plate.
The working process of change poles covering car and step:
1. change poles covering car can be placed on potroom wall limit usually, when changing anode, is pushed into electrolysis trough rim by workman with go-cart, connects workshop compressed air pipe, whole operation all by manual operations, without overhead traveling crane.
2. change poles covering car moves on on electrolyzer by workman, and wheel is placed on the groove of pot shell along on plate.
3. change poles covering car is shifted onto the anode that will change and anode scrap side.
4. ride on groove cover plate by the brace of change poles covering car, groove cover plate is the superstructure of electrolyzer, firmly solid.
5. the lever handle of operative's change poles covering car, opens the electrolyte crust around anode scrap with rock drill.
6. the lever handle of operative's change poles covering car, hangs the lifting reinforcing bar of coverage block by suspension hook.
7. with cylinder, coverage block is lifted from anode scrap, unsettled.
8. with cylinder, coverage block is moved to above adjacent anode.
9. operate cylinder coverage block is lowered in adjacent anode.
10. move the opposite side of change poles covering car to anode scrap, repeat 6-9 steps, by another block coverage block handling on the anode of opposite side.
Change poles covering car is removed by 11..
12. make the multifunction crane of potroom, and hang out anode scrap, hang in new anode.
13. shift change poles covering car onto new anode side.
Coverage block lifts from adjacent anode with cylinder by 14..
Coverage block moves to above new anode with cylinder by 15..
Coverage block is lowered on new anode by 16. operation cylinders.
17. move the opposite side of change poles covering car to new anode, repeat 14-16 steps, by another block coverage block handling on new anode.
Change poles covering car pushes away away by 18..
19. workmans cover the outside portion of new anode with ionogen, and this anode has just been finished changing.Compared with prior art, the present invention has following advantage:
First advantage, shortens and simplifies the treating processes of mulch.Existing technique, the ionogen mulch on anode scrap is very thick, and the amount of mulch is greater than the amount of anode scrap mostly.When changing anode, the anode of red heat state takes out together with electrolyzer with mulch by multifunction crane, is placed on anode tray.Be transported to anode assembling workshop again after cooling, then with anode scrap descaling machine, cleaning electrolyte be separated, the ionogen after fragmentation transports potroom back.Being taken out by anode scrap, in transit with in treating processes, ionogen on anode scrap four is loose to fly upward, and the loss being useful material pollutes again.By the inventive method, on anode is coverage block, moves on to new anode nearby, is not with ionogen above the anode scrap of taking-up, eliminate the cooling of mulch from anode scrap, transport and fragmentation.
Second advantage, the coverage block of ~ 400 DEG C (about 400 DEG C) heat directly moves on on new anode, accelerates the intensification of new anode, accelerates conduction and the work of new anode.After cold new anode puts fused electrolyte into, fused electrolyte is frozen into one deck crust at once in anode bottom surface, can not conduct electricity.The new anode such as to only have heat up gradually, after electrolyte crust melts, anode carbon block touches fused electrolyte, and anode just can conduct electricity.Changing anode is most important electrolyzer regular job, and the normal operation of quality to electrolyzer of changing anode is most important.Use method of the present invention, conduction and the work of new anode can be accelerated, namely improve the quality of changing anode.
3rd advantage, opens the electrolyte crust around anode scrap with change poles covering car, handling coverage block, assume responsibility for the work of a part of multifunction crane, alleviate the operating pressure of multifunction crane.A change poles covering car more than 100,000 yuan, can not can replace the some work of the multifunction crane of value 5,000,000 yuan, protects and the repair time for multifunction crane wins more multidimensional, and change poles covering car is just very valuable.
Accompanying drawing explanation
Fig. 1 is anode carbon block and steel pawl structural representation;
Fig. 2 is schematic diagram anode carbon block being laid mulch;
Fig. 3 is box mulch being made into coverage block, i.e. diaphragm capsule;
Fig. 4 is the reinforcing mat structural representation in coverage block;
Fig. 5 is the coverage block schematic diagram after castable;
Fig. 6 is the view that coverage block is laid on anode carbon block;
The view of coverage block when Fig. 7 changes anode carbon block;
Fig. 8 is change poles covering car structural representation, and this figure is frontview;
Fig. 9 is change poles covering car structural representation, and this figure is left view;
Figure 10 is change poles covering car structural representation, and this figure is vertical view;
Figure 11 is change poles covering car structural upright schematic diagram;
Figure 12 is the working state figure of change poles covering car on electrolyzer, and this figure is frontview;
Figure 13 is the working state figure of change poles covering car on electrolyzer, and this figure is left view;
Figure 14 is the working state figure of change poles covering car on electrolyzer, and this figure is vertical view;
Figure 15 is the working order stereographic map of change poles covering car on electrolyzer.
Embodiment
Replace the method for original interpolation particulate state or powdery mulch to be engaged in the coverage block laying prefabricated shaping above anode carbon block and devise a kind of aluminum electrolyzing cell used change poles covering car.Principle and the process of above anode carbon block, laying the coverage block of prefabricated shaping can referring to accompanying drawings 6 ~ 7.In accompanying drawing 6 ~ 7,14 is anode carbon block, and 15 is mulch, and 16 is anode aluminium guide-bar, and 17 is coverage block.First introduce the making method of coverage block and corresponding operation below:
As shown in Figure 3, two boxes are manufactured, as mould with steel plate.Two box specular, the length of box equals the length of anode carbon block, and two boxes width altogether equals the width of anode carbon block, and the height of box equals the thickness of the mulch of requirement, can get 20 ~ 25cm.
As shown in Figure 4, muscle rack in making of fine steel rib, has one to lift by crane reinforcing bar above each rack.Reinforcing mat is placed in mulch box.
As shown in Figure 5, watered by the cryolite melt of thawing and fill mulch box, after sodium aluminum fluoride cooled and solidified, wrap reinforcing mat, inner reinforcing mat plays reinforcing.It is equally hard solid that sodium aluminum fluoride solidifies after image cement, for covering anode, claims it to be coverage block.Suppose that the long x of anode wide is 1.7 × 0.7 meters, then coverage block is 1.7 × 0.35 × 0.2 meter, proportion 2.3, the heavy 274kg of each coverage block.
New anode installs to after on electrolyzer, covers on anode with coverage block, and anode periphery also covers (adopting particulate state or pulverous mulch).Place two coverage blocks above each anode, each anode after covering as shown in Figure 6.
When changing anode, first the coverage block on anode scrap is hung above adjacent anode and (namely first remove coverage block), as shown in Figure 7.
Hang out anode scrap, new anode is loaded electrolyzer.Again coverage block from adjacent anode, hang on new anode carbon block, add mulch to the outside of new anode, just complete change poles.
As shown in figure 11, a kind of aluminum electrolyzing cell used change poles covering car, comprise horizontal slide 8, horizontal slide 8 is provided with trundle 7, trundle 7 is fixed with the first cylinder 6, first cylinder 6 is connected with suspension hook 12, horizontal slide 8 two ends are connected with brace 4, brace 4 have the second cylinder 5, and the end of brace 4 is connected on cart base plate 3, be wheel stand 2 and wheel 1 below cart base plate 3, cart base plate 3 be also provided with rock drill 9 and suspension hook control stick.
Horizontal slide 8 for supporting the first cylinder 6, simultaneously the first cylinder 6 by trundle 7 can on horizontal slide 8 to-and-fro movement thus the position of adjustment the first cylinder 6.First cylinder 6 is connected to suspension hook, and suspension hook moves at vertical direction for lifting by crane coverage block.Second cylinder 5 moves on horizontal slide 8 for driving the first cylinder 6 and trundle 7, thus realization allocation and transportation coverage block horizontal direction moves left and right.Suspension hook control stick is arranged on cart base plate 3 as the instrument of auxiliary hanging hook block dress coverage block lifting reinforcing bar.Rock drill 9 on cart base plate 3 is for clearing up the electrolyte crust around anode scrap.Wheel stand 2 below cart base plate 3 and wheel 1 facilitate dolly to move along on plate at the groove of pot shell.The design of brace 4 considers that whole change poles covering car must have a strut member, and groove cover plate is the superstructure of electrolyzer, firmly solid, therefore utilizes brace 4 to take and puts thereon, stablizing of holding device.
The working process of change poles covering car and step:
1. change poles covering car can be placed on potroom wall limit usually, when changing anode, is pushed into electrolysis trough rim by workman with go-cart, connects workshop compressed air pipe, whole operation all by manual operations, without overhead traveling crane.
2. change poles covering car moves on on electrolyzer by workman, and wheel is placed on the groove of pot shell along on plate.
3. change poles covering car is shifted onto the anode that will change and anode scrap side.
4. ride over as Figure 12 ~ 15 on groove cover plate by the brace 4 of change poles covering car, groove cover plate 18 is superstructures of electrolyzer, firmly solid.
5. the rock drill lever handle 13 of operative's change poles covering car, opens the electrolyte crust around anode scrap with rock drill 9.
6. the suspension hook lever handle 13 of operative's change poles covering car, hangs the lifting reinforcing bar of coverage block 4 shown in Figure 11 by suspension hook 12.
7. with the first cylinder 6, coverage block is lifted from anode scrap, unsettled.
8. with the second cylinder 5, coverage block is moved to above adjacent anode.
9. operate the first cylinder 6 coverage block is lowered in adjacent anode.
10. move the opposite side of change poles covering car to anode scrap, repeat 6-9 steps, by another block coverage block handling on the anode of opposite side.
Change poles covering car is removed by 11..
12. make the multifunction crane of potroom, and hang out anode scrap, hang in new anode.
13. shift change poles covering car onto new anode side.
Coverage block lifts from adjacent anode with the first cylinder 6 by 14..
Coverage block moves to above new anode with the second cylinder 5 by 15..
Coverage block is lowered on new anode by 16. operation the first cylinders 6.
17. move the opposite side of change poles covering car to new anode, repeat 14-16 steps, by another block coverage block handling on new anode.
Change poles covering car pushes away away by 18..
19. workmans cover the outside portion of new anode with ionogen, and this anode has just been finished changing.
Claims (5)
1. an aluminum electrolyzing cell used change poles covering car, is characterized in that: comprise change poles covering car vehicle frame, vehicle frame is connected with travel mechanism, vehicle frame is also provided with coverage block derricking gear and electrolyte crust cleaning plant.
2. the aluminum electrolyzing cell used change poles covering car of one according to claim 1, is characterized in that: coverage block derricking gear comprises the lifting appliance of vertical direction and the running gear of horizontal direction.
3. the aluminum electrolyzing cell used change poles covering car of one according to claim 1, is characterized in that: vehicle frame comprises two parallel braces (4).
4. the aluminum electrolyzing cell used change poles covering car of one according to claim 1, is characterized in that: electrolyte crust cleaning plant is rock drill.
5. the aluminum electrolyzing cell used change poles covering car of one according to claim 2, it is characterized in that: the lifting appliance of vertical direction comprises the first cylinder (6) be connected successively, chain and suspension hook (12), the running gear of horizontal direction comprises a horizontal slide (8), trundle (7) and the second cylinder (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410244045.3A CN105220178A (en) | 2014-06-04 | 2014-06-04 | A kind of aluminum electrolyzing cell used change poles covering car |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410244045.3A CN105220178A (en) | 2014-06-04 | 2014-06-04 | A kind of aluminum electrolyzing cell used change poles covering car |
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| Publication Number | Publication Date |
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| CN105220178A true CN105220178A (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410244045.3A Pending CN105220178A (en) | 2014-06-04 | 2014-06-04 | A kind of aluminum electrolyzing cell used change poles covering car |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101040063A (en) * | 2004-10-14 | 2007-09-19 | E.C.L. | Method for changing anode in an electrolytic aluminium production cell including adjusting the position of the anode and servicing machine therefor |
| CN201390605Y (en) * | 2009-03-04 | 2010-01-27 | 贵阳铝镁设计研究院 | Tool trolley configuration structure on multifunctional crane for electrolysis |
| CN102877090A (en) * | 2011-07-13 | 2013-01-16 | 洛阳宇航重工机械有限公司 | Production line system for cleaning alumina crusting blocks |
| CN103160860A (en) * | 2011-12-14 | 2013-06-19 | 中铝国际技术发展有限公司 | Method for covering prebaked anodes in aluminum electrolyzer |
-
2014
- 2014-06-04 CN CN201410244045.3A patent/CN105220178A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101040063A (en) * | 2004-10-14 | 2007-09-19 | E.C.L. | Method for changing anode in an electrolytic aluminium production cell including adjusting the position of the anode and servicing machine therefor |
| CN201390605Y (en) * | 2009-03-04 | 2010-01-27 | 贵阳铝镁设计研究院 | Tool trolley configuration structure on multifunctional crane for electrolysis |
| CN102877090A (en) * | 2011-07-13 | 2013-01-16 | 洛阳宇航重工机械有限公司 | Production line system for cleaning alumina crusting blocks |
| CN103160860A (en) * | 2011-12-14 | 2013-06-19 | 中铝国际技术发展有限公司 | Method for covering prebaked anodes in aluminum electrolyzer |
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Application publication date: 20160106 |