CN101634040B - Alarm device of crust breaking failure of aluminum electrolysis baths - Google Patents
Alarm device of crust breaking failure of aluminum electrolysis baths Download PDFInfo
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- CN101634040B CN101634040B CN2009100948516A CN200910094851A CN101634040B CN 101634040 B CN101634040 B CN 101634040B CN 2009100948516 A CN2009100948516 A CN 2009100948516A CN 200910094851 A CN200910094851 A CN 200910094851A CN 101634040 B CN101634040 B CN 101634040B
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- reversing valve
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Abstract
The invention provides an alarm device of crust breaking failure of aluminum electrolysis baths, comprising a crust breaking cylinder arranged on an electrolysis bath and a crust breaking hammer connected with the cylinder. The alarm device is characterized in that the crust breaking hammer is provided with a stop part; and the electrolysis bath which corresponds to the upper limit position and the lower limit position of the stop part is respectively provided with an upper limit reversing valve and a lower limit reversing valve, wherein the sides of the extension ends of movable shafts of the upper limit reversing valve and the lower limit reversing valve are respectively and fixedly provided with levers matched with the stop part on the crust breaking hammer; the inlet ends of the upper limit reversing valve and the lower limit reversing valve are respectively connected with a gas source; outlet ends are respectively connected with a gas inlet of a gas storage tank by a regulable throttle; a gas outlet of the gas storage tank is connected with a pressure relay by a one-way valve; and a contact of the pressure relay is electrically connected with an alarm circuit on a bath controller. The alarm device makes a failure position emit an alarm signal in time, protects the crust breaking hammer, ensures product quality, reduces labor strength and the opening times of a bath cover, maintains constant temperature in a bath, saves energy, reduces consumption and ensures the successful development of electrolysis production.
Description
Technical field
The present invention relates to a kind of warning device, especially a kind of warning device that is used for aluminium cell crust breaking fault.
Background technology
In the Aluminium Electrolysis process; regular meeting forms one deck electrolyte shell surface in the electrolyzer on the aluminium electrolyte liquid level; for keeping the continuous production of electrolysis of aluminum; need to use crust breaking equipment that electrolyte shell surface is hit; chisel the shell face, can in time constantly put in the electrolytic solution to guarantee the used material of electrolysis.In actual production, when the crust breaking hammer that is promptly driven by cylinder when crust breaking equipment breaks down, when causing crust-breaking chips to be stuck in the pyritous electrolytic liquid as cylinder trouble, cause crust-breaking chips to be corroded and damage by electrolyte solution is serious, two can cause iron amount in the electrolyte solution to increase and influence the quality of aluminium product for a moment.Crust-breaking chips is in electrolysis production in addition; regular meeting is wrapped up by too much ionogen and causes that crust breaking is unable; make the electrolysis material of input can't enter in the electrolyte solution; cause a large amount of solid accumulations on feed opening shell face; perhaps around the feed opening; thereby cause the electrolysis process fluctuation and anode effect takes place, cause environmental pollution to increase power consumption simultaneously, influence electrolysis production efficient.For in time finding fault so that handle as early as possible, the mode that prior art adopts the artificial lid of opening groove one by one to observe, this artificial observation not only can be higher because of the electrolysis bath circumference temperature, and the increasing working strength of workers, waste time and energy, inefficiency, and also frequent fluting also can cause temperature fluctuation in the electrolyzer, thereby cause technology de-stabilising effect quality product, increase energy consumption, even because of human factor is difficult in time find position of fault, thereby even more serious consequence brought.Therefore, must be improved prior art.
Summary of the invention
The object of the present invention is to provide a kind of alarm device of crust breaking failure of aluminum electrolysis baths, to send failure alarm signal, promptly and accurately fix a breakdown, reduce labor strength to greatest extent, increase work efficiency, the guarantee electrolysis production is carried out smoothly.
The present invention finishes by following technical proposal: a kind of alarm device of crust breaking failure of aluminum electrolysis baths, comprise the crust breaking cylinder of being located on the electrolyzer, the crust-breaking chips that links to each other with this cylinder, it is characterized in that establishing on the crust-breaking chips block piece, with be provided with respectively on the corresponding electrolyzer of upper limit position and lower position of this block piece, the lower limit reversing valve, wherein last, shifting axle external part one side of lower limit reversing valve be fixed with respectively with crust-breaking chips on the matched lever of block piece, on, the inlet end of lower limit reversing valve links to each other with source of the gas respectively, exit end links to each other with the gas-holder inlet mouth by adjustable throttling respectively, the gas-holder air outlet links to each other with pressure relay by check valve, the pressure relay contact is electrically connected with warning circuit on the slot control machine, break down and make on the crust breaking cylinder or when mobile restricted down with box lunch, pressed gas is through reversing valve, adjustable throttling, gas-holder, the work of check valve driving pressure rly., make the warning circuit on its contacting controller, thus the guard signal of sending.
Described upper and lower limit reversing valve comprises valve body, be located on the valve body axis hole and with axis hole perpendicular into and out of pore, be provided with in the axis hole that its inner links to each other with spring, the outer end extends in outer shifting axle, shifting axle middle part axial plane is provided with annular recesses, so that shifting axle is in axis hole when mobile, make being communicated with on the valve body by annular recesses into and out of pore, thereby by valve body blocking-up or connection gas circuit.
Described adjustable throttling, check valve and pressure relay are commercial product.
Described controller is a conventional electrical appliance controller of the prior art, by this controller moving up and down and report to the police and control the electrolyzer crust breaking cylinder.
The present invention compared with prior art has following advantage and effect: adopt such scheme; can send guard signal to the crust breaking position of breaking down rapidly; allow operator's clear failure point also accurately; in time fix a breakdown; can not only protect crust-breaking chips not corroded by electrolyte solution; damage; and cause the iron amount in the electrolyte solution to increase and reduction aluminium quality product; and need not on the high temperature cell body, to check one by one again the trouble spot; greatly reduce operator's labour intensity; increase work efficiency; reduce the groove lid simultaneously and open number of times; keep homo(io)thermism in the groove, help saving energy and reduce the cost, ensure carrying out smoothly of electrolysis production.
Description of drawings
Fig. 1 is a mounting structure synoptic diagram of the present invention;
Fig. 2 is the electrical structure synoptic diagram.
Embodiment
The embodiment that provides below in conjunction with accompanying drawing is described further the present invention.
Alarm device of crust breaking failure of aluminum electrolysis baths provided by the invention, comprise crust breaking cylinder 1, wherein this crust breaking cylinder 1 is installed on the electrolyzer cell body 3 by support 2, also comprise the crust-breaking chips 5 that links to each other with this cylinder 1, be located at the block piece 4 on the crust-breaking chips 5, on the corresponding electrolyzer of upper limit position and lower position of this block piece 4, be provided with respectively, lower limit reversing valve 6,7, wherein being provided with its inner in the valve body axis hole of upper limit reversing valve 6 links to each other with spring 61, the outer end extends in outer shifting axle 62, shifting axle 62 middle part axial planes are provided with annular recesses 63, on the valve body with perpendicular the advancing of axis hole, production well is made as the inlet mouth 66 that links to each other with source of the gas respectively, the venting port 64 and the evacuation port 67 that link to each other with gas-holder 9 inlet mouths by adjustable throttling 8 and pipeline, be positioned at be hinged with on the valve body 6 of shifting axle 62 external parts one side with crust-breaking chips 5 on the matched lever 65 of block piece 4, being provided with its inner in the valve body axis hole of same lower limit reversing valve 7 links to each other with spring 71, the outer end extends in outer shifting axle 72, shifting axle 72 middle part axial planes are provided with annular recesses 73, on the valve body with perpendicular the advancing of axis hole, production well is made as the inlet mouth 76 that links to each other with source of the gas respectively, the venting port 74 and the evacuation port 77 that link to each other with gas-holder 9 inlet mouths by adjustable throttling 8 and pipeline, be positioned at be hinged with on the valve body 7 of shifting axle 72 external parts one side with crust-breaking chips 5 on the matched lever 75 of block piece 4, as Fig. 1, gas-holder 9 air outlets link to each other with pressure relay 11 by check valve 10 and pipeline, the contact of pressure relay 11 is electrically connected with warning circuit on the controller 13, as Fig. 2.Wherein, adjustable throttling 8,81, gas-holder 9,91, check valve 10,101 and pressure relay 11 are commercial product, controller 13 is a conventional electrical appliance controller of the prior art, by this controller moving up and down and report to the police and control aluminium cell crust breaking cylinder 1.
Its working process is:
1, upper limit reversing valve 6: crust breaking cylinder 1 is not during crust breaking, the inlet mouth 66 of upper limit valve 6 is closed, air-flow is trapped in inlet mouth 66 places, when the downward crust breaking of crust breaking cylinder 1, shifting axle 62 on the valve body 6 moves down under spring 61 effects, inlet mouth 66 on the valve body is communicated with by the annular recesses on the shifting axle 62 63 with venting port 64, then the gas from source of the gas enters after annular recesses 63 from inlet mouth 66 through control valve 12, venting port 64, pipeline and adjustable throttling 8 flow into gas-holder 9 gas storage buffer memorys, after crust breaking cylinder is finished a crust breaking operation (generally at 3-5 about second) (resetting) moves up, being fixed on shifting axle 62 that baffle plate 4 on the crust-breaking chips 5 promotes levers 65 compressing upper limit valves 6 this moment moves up and blocks inlet mouth 66 air inlets on the valve body, by the annular recesses on the shifting axle 62 63 venting port 64 on the valve body is communicated with evacuation port 67 simultaneously, then the gas in the gas-holder 9 is through pipeline and adjustable throttling 8, venting port 64 on the valve body, annular recesses 63, a crust breaking stroke is finished in evacuation port 67 outside emptyings.When crust breaking cylinder 1 downward crust breaking can't reset because of breaking down, inlet mouth 66 on the valve body 6 is in connected state with venting port 64 by annular recesses 63 always, gas is constantly flowed in the gas-holder 9, when the air pressure in the gas-holder 9 reaches set(ting)value, to open check valve 10, gas flows into the pressure relay 11 that air pressure promotes through pipeline, and the electric shock that makes pressure relay 11 is closed and connect the warning circuit of appliance controller 13, makes the loudspeaker 14 of corresponding trouble spot send chimes of doom; Crust breaking cylinder 1 resets after handling fault, and the gas storage in the gas-holder 9 is discharged, and warning stops.
1, lower limit reversing valve 7: crust breaking cylinder 1 is not during crust breaking, the inlet mouth 76 of lower limit reversing valve 7 is in self opened condition, be that shifting axle 72 moves up under spring 71 effects, inlet mouth 76 on the valve body 7 is communicated with venting port 74 by annular recesses 73, then the gas from source of the gas enters from inlet mouth 76 through control valve 12, through annular recesses 73, venting port 74, pipeline and adjustable throttling 81 flow into gas-holder 91 buffer memorys, during crust breaking, cylinder 1 and crust-breaking chips 5 move down, thereby being fixed on baffle plate 4 on the crust-breaking chips 5 together moves down and oppresses lever 75 and promote shifting axles 72 and move down (the general maintenance 3 seconds of crust breaking time), venting port 74 on the valve body is communicated with evacuation port 77 by annular recesses 73, then the gas in the gas-holder 91 is through pipeline and adjustable throttling 81, venting port 74 on the valve body 7, annular recesses 73, evacuation port 77 outside emptyings, lower limit reversing valve 7 moved up (opening) under spring 71 effects after crust breaking cylinder 1 resetted, thereby finished a crust breaking stroke.When breaking down, crust breaking cylinder 1 can't arrive the crust breaking position, inlet mouth 76 on the valve body 7 is in venting port 74 always is communicated with (opening) state, then gas continues to flow to gas-holder 91, when making gas storage pressure reach set(ting)value, promptly open check valve 101, air pressure promotes pressure relay 11, makes pressure relay 11 closings of contact and connects the warning circuit of appliance controller 13, makes the loudspeaker 14 of corresponding trouble spot send chimes of doom; Handle crust breaking cylinder 1 works better after the fault, gas storage are discharged in order in the gas-holder 91, and warning stops.
Claims (1)
1. alarm device of crust breaking failure of aluminum electrolysis baths, comprise the crust breaking cylinder of being located on the electrolyzer, the crust-breaking chips that links to each other with this cylinder, it is characterized in that establishing on the crust-breaking chips block piece, with be provided with respectively on the corresponding electrolyzer of upper limit position and lower position of this block piece, the lower limit reversing valve, on described, the lower limit reversing valve comprises valve body, be located on the valve body axis hole and with perpendicular the advancing of axis hole, production well, being provided with its inner in the axis hole links to each other with spring, the outer end extends in outer shifting axle, shifting axle middle part axial plane is provided with annular recesses, be positioned at be fixed with respectively on the valve body of shifting axle external part one side with crust-breaking chips on the matched lever of block piece, wherein, on the valve body with perpendicular the advancing of axis hole, production well is made as the inlet mouth that links to each other with source of the gas respectively, the venting port and the evacuation port that link to each other with the gas-holder inlet mouth by adjustable throttling and pipeline, the gas-holder air outlet links to each other with pressure relay by check valve, and the pressure relay contact is electrically connected with warning circuit on the slot control machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100948516A CN101634040B (en) | 2009-08-19 | 2009-08-19 | Alarm device of crust breaking failure of aluminum electrolysis baths |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100948516A CN101634040B (en) | 2009-08-19 | 2009-08-19 | Alarm device of crust breaking failure of aluminum electrolysis baths |
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| Publication Number | Publication Date |
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| CN101634040A CN101634040A (en) | 2010-01-27 |
| CN101634040B true CN101634040B (en) | 2011-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100948516A Active CN101634040B (en) | 2009-08-19 | 2009-08-19 | Alarm device of crust breaking failure of aluminum electrolysis baths |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4349231A (en) * | 1979-09-10 | 1982-09-14 | Swiss Aluminium Ltd. | Chisel alignment unit for a crust breaking facility |
| CN2721657Y (en) * | 2004-05-14 | 2005-08-31 | 姜殿国 | Signal feedback device of crust breaker for aluminium electrolysis |
| CN2763288Y (en) * | 2004-12-31 | 2006-03-08 | 李红兵 | Adjustable shell beating apparatus for alumina electrolytic cell |
| CN200985355Y (en) * | 2006-12-22 | 2007-12-05 | 东北大学设计研究院（有限公司） | Novel aluminium electrolytic tank crust breaking device |
-
2009
- 2009-08-19 CN CN2009100948516A patent/CN101634040B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4349231A (en) * | 1979-09-10 | 1982-09-14 | Swiss Aluminium Ltd. | Chisel alignment unit for a crust breaking facility |
| CN2721657Y (en) * | 2004-05-14 | 2005-08-31 | 姜殿国 | Signal feedback device of crust breaker for aluminium electrolysis |
| CN2763288Y (en) * | 2004-12-31 | 2006-03-08 | 李红兵 | Adjustable shell beating apparatus for alumina electrolytic cell |
| CN200985355Y (en) * | 2006-12-22 | 2007-12-05 | 东北大学设计研究院（有限公司） | Novel aluminium electrolytic tank crust breaking device |
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| Publication number | Publication date |
|---|---|
| CN101634040A (en) | 2010-01-27 |
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