CN101435026A - Titanium sponge 10-ton reduction-distillation furnace - Google Patents
Titanium sponge 10-ton reduction-distillation furnace Download PDFInfo
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- CN101435026A CN101435026A CNA2008102314169A CN200810231416A CN101435026A CN 101435026 A CN101435026 A CN 101435026A CN A2008102314169 A CNA2008102314169 A CN A2008102314169A CN 200810231416 A CN200810231416 A CN 200810231416A CN 101435026 A CN101435026 A CN 101435026A
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Abstract
The invention relates to a combined reduction steam furnace of 10 tons of sponge titanium, which mainly consists of a U-typed reactor 1, a reaction cover 2, a furnace body 16 and a conductive device 17. The ratio of the length to the diameter of the U-typed reactor is 2.43 and the ratio of the length to the diameter of the furnace body is 1.94; the U-typed reactor is vertically arranged in the furnace body; the flange of the U-typed reactor is arranged on the furnace body and sealed by a sealing ring 8; and the upper end of the U-typed reactor is covered by the reaction cover. When a magnesium reduction method is used for producing the sponge titanium, magnesium and titanium tetrachloride carry out reduction reaction in the reactor; the produced heat is transferred into a hearth by the wall of the reactor; the plugs of an air inlet/outlet pipe 10 are opened according to the setting of the temperature; and excess heat is discharged by an air outlet pipe 9. Heat radiation realizes heat exchanging according to the convection principle of cold air and the wall of the reactor. The electric consumption is 6500KWh per ton of titanium, each ton of products reduce the electricity by more than 1500 to 2000 kilowatt hour, the argon reduces the pressurizing time by 1 to 2 hours, the productivity is improved by 90 percent and the economic effect is very obvious.
Description
Technical field
The invention belongs to titanium sponge also, the steam stove technical field, 10 tons of especially a kind of titanium sponges are united also-steam stove.
Background technology
Titanium sponge is united for 10 tons and is gone back steam stove, does not still have research and development at home.Domestic existing also-the main type of furnace of steam stove has 1 ton, 2 tons, 3 tons, 4 tons in series connection stove, unites also-steam stove has 5 tons, 6 tons, 8 tons and 12 tons, power consumption is all at 8000～9000 degree/tons, the product density is higher.And domesticly have only 4 tons, 5 tons, 6 tons furnacemans skill, equipment relatively ripe, but quality product is unstable always, and the titanium hard core of core that sticks together is apparent in view.
Domestic maximum 12 tons unite also-steam stove production capacity Shu Shi Hao, but owing to equipment, Process configuration imperfection, the titanium hard core of core that sticks together is apparent in view, density is than higher, the sandwich magnesium chloride is more serious, fragmentation is also relatively more difficult, and domestic existing type of furnace thermal insulation layer all adopts common heat preservation clay brick, alumina silicate fiber felt, quartz sand.Lagging material adopts clay matter insulating brick and common magnesia brick, and the soft strength ratio of ultimate compression strength and lotus is relatively poor under hot environment.
Other 5 tons, 6 tons, 8 tons and 12 tons unite also-the steam stove length-to-diameter ratio is respectively 2.07,2.08,2.51,2.53, because the weight of reactor deadweight and mixing prod causes the tensile deformation elongation of reactor at 400-550mm, the life-span of reactor is generally at 7-10 time, reduce feed rate generally at 280-420Kg/h at process aspect, reduction cycle is long, and distillation temperature divides four, five phase temperature at 800-980 ℃ aspect distil process.It is long to account for the stove cycle.The wall pipe of climbing of row's magnesium chloride adopts broken fraction welding to cause weld seam long especially, and very easily ftractureing in process of production influences the derivation of magnesium chloride, has also increased maintenance cost and labour intensity simultaneously.
Summary of the invention
For addressing the above problem, the present invention proposes 10 tons of a kind of titanium sponges unites also-steam stove, this unites also-and the thermal insulation layer of steam stove adopts the vacuum fiber block, reduces scattering and disappearing of furnace temperature heat, body of heater increases sustained ring simultaneously, prevents that the mode of furnace lining sinking from guaranteeing that electric installation and thermocouple assembly are not subjected to the influence of furnace lining sinking and shorten life-span and thermometric accuracy; Heat-resisting insulating brick adopts the high-alumina lightening brick, and the soft intensity of ultimate compression strength and lotus improves under hot environment, fully guarantees long-term heat insulation effect and the thermostability at high temperature of furnace lining, guarantees the reliability of thermostability and deformation intensity under 980～1060 ℃ situation; Structure to the reaction lid has also been carried out optimization design, avoids the distortion under the high-temperature vacuum situation to reduce weld leakage.
For achieving the above object, the present invention adopts following technical scheme:
10 tons of described titanium sponges unite also-and steam stove mainly is made of U type reactor, reaction lid, body of heater, electric installation, wherein the length-to-diameter of U type reactor is 2.43, the length-to-diameter of body of heater is 1.94, U type reactor vertically is contained in the body of heater, the flange load of U type reactor seals it on body of heater and by sealing-ring, adds a cover the reaction lid in U type reactor upper end.
Described titanium sponge is united also-steam stove for 10 tons, its body of heater is by air outlet tube, blast pipe, evacuation tube, asbestos plate, the high-alumina lightening insulating brick, heat insulation magnesia brick, the vacuum fiber block, electric installation, Heating element, thermopair, corundum support brick constitutes, one week of inboard wall of furnace body is built into by the high-alumina lightening insulating brick from falling down, the internal layer of high-alumina lightening insulating brick protects one week by corundum support brick, the skin of high-alumina lightening insulating brick protects one week by heat insulation asbestos plate, in the middle of high-alumina lightening insulating brick and heat insulation asbestos plate, inlay the vacuum fiber block, corundum support brick surface is from falling down to be provided with several Heating elements, furnace body outer wall one all different sites are respectively equipped with the electric installation and the thermopair of different numbers, and are respectively equipped with several air outlet tubes from top to bottom in furnace body outer wall one side, blast pipe and an evacuation tube; The body of heater bottommost is heat insulation asbestos plate, and the high-alumina lightening insulating brick of building system high-alumina lightening insulating brick and inboard wall of furnace body on the asbestos plate interconnects, on build heat insulation magnesia brick again.
Described titanium sponge is united also-steam stove for 10 tons, its reaction covers and also is respectively equipped with evacuation tube, filling tube, heating tube, internal heater, outer well heater, sealing-ring, the bottom of heating tube is provided with internal heater, the heating tube external part is provided with outer well heater, and reaction cover that the lower end is provided with sealing-ring so that seal U type reactor.
Described titanium sponge is united also-steam stove for 10 tons, and its vacuum fiber block is made by pure aluminium silicate.
Described titanium sponge is united also-steam stove for 10 tons, and its electric installation is made of cable, insulating mat, insulation tube, coupling flange, current conducting rod.
Because adopt aforesaid technical scheme, the present invention has following superiority:
1, the present invention adopts type material high-alumina lightening insulating brick, vacuum aluminum silicate fiber piece to make the furnace lining high insulating effect, compare with the type of furnace of the same race, its outside wall temperature has on average reduced by 15 ℃, different sites at body of heater has increased sustained ring simultaneously, prevented that effectively furnace lining from producing sinkage in process of production, shorten reduction-distillation cycle simultaneously, reduced the titanium sponge unit cost of production.
2, the of the present invention associating also-the steam stove power consumption is at 6500KWh/ ton Ti, and product per ton has reduced 1500-2000 and spent electricity more, and argon gas has reduced by 1～2 hour pressurising time, and production capacity increases by 90%, and economical effectiveness is very obvious.
3, production capacity of the present invention is tending towards rationally, and product structure is more loose, easy cutting and crushing, and O level product are more than 25%, and seconds is more than 90%.
Description of drawings
Fig. 1---be structural representation of the present invention;
Fig. 2---be the I portion enlarged diagram of Fig. 1;
Fig. 3---be the II portion enlarged diagram of Fig. 1;
Among the above-mentioned figure: 1-U type reactor; 2-reaction lid; 3-evacuation tube; 4-filling tube; 5-heating tube; 6-internal heater; 7-outer well heater; 8-sealing-ring; 9-air outlet tube; 10-blast pipe; 11-evacuation tube; 12-asbestos plate; 13-high-alumina lightening insulating brick; 14-heat insulation magnesia brick; 15-vacuum fiber block; 16-body of heater; 17-electric installation; 18-Heating element; 19-thermopair; 20-corundum support brick.
Embodiment
In conjunction with Fig. 1,10 tons of titanium sponges of the present invention unite also-and steam stove mainly is made of U type reactor (1), reaction lid (2), body of heater (16), electric installation (17), wherein the length-to-diameter of U type reactor (1) is 2.43, the length-to-diameter of body of heater (16) is 1.94, U type reactor (1) vertically is contained in the body of heater (16), the flange of U type reactor (1) load body of heater (16) go up and by sealing-ring (8) to its sealing, add a cover reaction lid (2) in U type reactor (1) upper end.
Titanium sponge of the present invention is united also-steam stove for 10 tons, its body of heater (16) is by air outlet tube (9), blast pipe (10), evacuation tube (11), asbestos plate (12), high-alumina lightening insulating brick (13), heat insulation magnesia brick (14), vacuum fiber block (15), electric installation (17), Heating element (18), thermopair (19), corundum support brick (20) constitutes, body of heater (16) one week of inwall is built into by high-alumina lightening insulating brick (13) from falling down, the internal layer of high-alumina lightening insulating brick (13) protects one week by corundum support brick (20), the skin of high-alumina lightening insulating brick (13) protects one week by heat insulation asbestos plate (12), in the middle of high-alumina lightening insulating brick (13) and heat insulation asbestos plate (12), inlay vacuum fiber block (15), corundum support brick surface (20) is from falling down to be provided with several Heating elements (18), body of heater (16) outer wall one all different sites are respectively equipped with the electric installation (17) and the thermopair (19) of different numbers, and are respectively equipped with several air outlet tubes (9) from top to bottom in body of heater (16) outer wall one side, a blast pipe (10) and an evacuation tube (11); Body of heater (16) bottommost is heat insulation asbestos plate (12), and asbestos plate (12) go up to be built high-alumina lightening insulating brick (13) interconnection of system high-alumina lightening insulating brick (13) and body of heater (16) inwall, on build heat insulation magnesia brick (14) again.
Titanium sponge of the present invention is united also-steam stove for 10 tons, also be respectively equipped with evacuation tube (3), filling tube (4), heating tube (5), internal heater (6), outer well heater (7), sealing-ring (8) on its reaction lid (2), the bottom of heating tube (5) is provided with internal heater (6), heating tube (5) external part is provided with outer well heater (7), and reaction lid (2) lower end is provided with sealing-ring (8) so that sealing U type reactor (1).
Titanium sponge of the present invention is united also-steam stove for 10 tons, and its vacuum fiber block (15) is made by pure aluminium silicate.
Titanium sponge of the present invention is united also-steam stove for 10 tons, and it is to be made of cable, insulating mat, insulation tube, coupling flange, current conducting rod that its U type reactor (1) is provided with electric installation (17).
When producing titanium sponge with magnesium reduction, magnesium and titanium tetrachloride carry out reduction reaction in the reactor that vacuumizes, and the heat that is produced is delivered in the hearth box by reactor wall, according to temperature setting open out, blast inlet plug and discharge unnecessary heat by air outlet.Heat radiation is according to mainly realizing heat exchange according to cold air convection principle and reactor wall.
The qualified U type reactor (1) of assembling, reaction lid (2) hangs in the heating furnace body (16), begun pressurising then after qualified heats up by evacuation tube (3) vacuum leak hunting, after reaching processing requirement, begin to add liquid magnesium, adding magnesium finishes follow-up temperature of continuing rising and reaches processing requirement, set feed rate and temperature, begin to add the titanium tetrachloride raw material by filling tube (4) and enter reduction phase, open blast pipe (10) mouth and air outlet tube (9) mouth according to temperature control requirement, after titanium tetrachloride joins prescribed value, finish reduction phase and change the distillation stage then over to, earlier with the cold end reactor that assembles, the hot junction reactor that reaction lid and reduction finish, the butt joint of reaction lid (2) transverse tube, installed channel heater and tensimeter then, evacuation tube, water coolant, the pressurising pipe, thermopair, close blast inlet and air outlet, set Heating temperature, start vacuum pump respectively and also to reactor-steam stove vacuumizes leak detection, enter low constant temperature after qualified, the rough vacuum intensification distillation stage, set low 800 ℃ of temperature of constant temperature, at low constant temperature, after rough vacuum finishes, start oil diffusion pump and set 1060 ℃ of temperature of high constant temperature, the furnace shell outside wall temperature remains on about 40 ℃, finally the magnesium in the mixing prod, magnesium chloride and impurity element are separated under vacuum state, obtain highly purified titanium sponge.
Claims (5)
1, a kind of titanium sponge is united also-steam stove for 10 tons, it is characterized in that: this unites also-and steam stove mainly is made of U type reactor (1), reaction lid (2), body of heater (16), electric installation (17), wherein the length-to-diameter of U type reactor (1) is 2.43, the length-to-diameter of body of heater (16) is 1.94, U type reactor (1) vertically is contained in the body of heater (16), the flange of U type reactor (1) load body of heater (16) go up and by sealing-ring (8) to its sealing, add a cover reaction lid (2) in U type reactor (1) upper end.
2, titanium sponge according to claim 1 is united also-steam stove for 10 tons, it is characterized in that: its body of heater (16) is by air outlet tube (9), blast pipe (10), evacuation tube (11), asbestos plate (12), high-alumina lightening insulating brick (13), heat insulation magnesia brick (14), vacuum fiber block (15), electric installation (17), Heating element (18), thermopair (19), corundum support brick (20) constitutes, body of heater (16) one week of inwall is built into by high-alumina lightening insulating brick (13) from falling down, the internal layer of high-alumina lightening insulating brick (13) protects one week by corundum support brick (20), the skin of high-alumina lightening insulating brick (13) protects one week by heat insulation asbestos plate (12), in the middle of high-alumina lightening insulating brick (13) and heat insulation asbestos plate (12), inlay vacuum fiber block (15), corundum support brick surface (20) is from falling down to be provided with several Heating elements (18), body of heater (16) outer wall one all different sites are respectively equipped with the electric installation (17) and the thermopair (19) of different numbers, and are respectively equipped with several air outlet tubes (9) from top to bottom in body of heater (16) outer wall one side, a blast pipe (10) and an evacuation tube (11); Body of heater (16) bottommost is heat insulation asbestos plate (12), and asbestos plate (12) go up to be built high-alumina lightening insulating brick (13) interconnection of system high-alumina lightening insulating brick (13) and body of heater (16) inwall, on build heat insulation magnesia brick (14) again.
3, titanium sponge according to claim 1 is united also-steam stove for 10 tons, it is characterized in that: also be respectively equipped with evacuation tube (3), filling tube (4), heating tube (5), internal heater (6), outer well heater (7), sealing-ring (8) on its reaction lid (2), the bottom of heating tube (5) is provided with internal heater (6), heating tube (5) external part is provided with outer well heater (7), and reaction lid (2) lower end is provided with sealing-ring (8) so that sealing U type reactor (1).
4, titanium sponge according to claim 1 is united also-steam stove for 10 tons, and it is characterized in that: its vacuum fiber block (15) is made by pure aluminium silicate.
5, unite also-steam stove for 10 tons according to the titanium sponge of claim 1, it is characterized in that: it is to be made of cable, insulating mat, insulation tube, coupling flange, current conducting rod that its U type reactor (1) is provided with electric installation (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2008102314169A CN101435026B (en) | 2008-12-08 | 2008-12-08 | Titanium sponge 10-ton reduction-distillation furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008102314169A CN101435026B (en) | 2008-12-08 | 2008-12-08 | Titanium sponge 10-ton reduction-distillation furnace |
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| CN101435026A true CN101435026A (en) | 2009-05-20 |
| CN101435026B CN101435026B (en) | 2010-08-25 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101812601A (en) * | 2010-04-13 | 2010-08-25 | 洛阳双瑞万基钛业有限公司 | Anti-blocking tube heating device for sponge production |
| CN103820655A (en) * | 2014-02-28 | 2014-05-28 | 金川集团股份有限公司 | 11t combined reduction-distilling furnace for titanium sponge production |
| CN104018010A (en) * | 2013-12-18 | 2014-09-03 | 遵义钛业股份有限公司 | Reduction distillation furnace for sponge titanium production |
| CN104357659A (en) * | 2014-12-09 | 2015-02-18 | 遵义钛业股份有限公司 | Vacuum ladle for adding magnesium for reduction in production of titanium sponge and discharging magnesium chloride by distillation |
| CN105624434A (en) * | 2014-10-31 | 2016-06-01 | 云南新立有色金属有限公司 | Heat preservation device and method for producing sponge titanium |
| CN106916970A (en) * | 2017-01-19 | 2017-07-04 | 贵州大学 | Heat radiating type magnesiothermy prepares the analysis of heat transmission system and analysis of heat transmission method of titanium sponge |
| CN108754184A (en) * | 2018-08-29 | 2018-11-06 | 遵义钛业股份有限公司 | A kind of reduction and distillation furnace of magnesium processes production titanium sponge |
| CN112430748A (en) * | 2020-11-13 | 2021-03-02 | 云南国钛金属股份有限公司 | Device and method for forcibly radiating heat by using titanium sponge |
| CN115094249A (en) * | 2022-07-12 | 2022-09-23 | 朝阳金达钛业股份有限公司 | Reduction distillation heating furnace for reducing packaging density of titanium sponge and using method thereof |
-
2008
- 2008-12-08 CN CN2008102314169A patent/CN101435026B/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101812601A (en) * | 2010-04-13 | 2010-08-25 | 洛阳双瑞万基钛业有限公司 | Anti-blocking tube heating device for sponge production |
| CN104018010A (en) * | 2013-12-18 | 2014-09-03 | 遵义钛业股份有限公司 | Reduction distillation furnace for sponge titanium production |
| CN104018010B (en) * | 2013-12-18 | 2015-09-16 | 遵义钛业股份有限公司 | Reduction and distillation furnace in titanium sponge production |
| CN103820655A (en) * | 2014-02-28 | 2014-05-28 | 金川集团股份有限公司 | 11t combined reduction-distilling furnace for titanium sponge production |
| CN105624434A (en) * | 2014-10-31 | 2016-06-01 | 云南新立有色金属有限公司 | Heat preservation device and method for producing sponge titanium |
| CN105624434B (en) * | 2014-10-31 | 2017-10-27 | 云南冶金新立钛业有限公司 | Attemperator and method for producing titanium sponge |
| CN104357659A (en) * | 2014-12-09 | 2015-02-18 | 遵义钛业股份有限公司 | Vacuum ladle for adding magnesium for reduction in production of titanium sponge and discharging magnesium chloride by distillation |
| CN106916970A (en) * | 2017-01-19 | 2017-07-04 | 贵州大学 | Heat radiating type magnesiothermy prepares the analysis of heat transmission system and analysis of heat transmission method of titanium sponge |
| CN108754184A (en) * | 2018-08-29 | 2018-11-06 | 遵义钛业股份有限公司 | A kind of reduction and distillation furnace of magnesium processes production titanium sponge |
| CN112430748A (en) * | 2020-11-13 | 2021-03-02 | 云南国钛金属股份有限公司 | Device and method for forcibly radiating heat by using titanium sponge |
| CN115094249A (en) * | 2022-07-12 | 2022-09-23 | 朝阳金达钛业股份有限公司 | Reduction distillation heating furnace for reducing packaging density of titanium sponge and using method thereof |
| CN115094249B (en) * | 2022-07-12 | 2023-08-08 | 朝阳金达钛业股份有限公司 | Application method of reduction distillation heating furnace for reducing packaging density of titanium sponge |
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| CN101435026B (en) | 2010-08-25 |
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