CN202705438U - Titanium tetrachloride charge pipe used for magnesiothermy titanium sponge production - Google Patents
Titanium tetrachloride charge pipe used for magnesiothermy titanium sponge production Download PDFInfo
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- CN202705438U CN202705438U CN 201220422232 CN201220422232U CN202705438U CN 202705438 U CN202705438 U CN 202705438U CN 201220422232 CN201220422232 CN 201220422232 CN 201220422232 U CN201220422232 U CN 201220422232U CN 202705438 U CN202705438 U CN 202705438U
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- titanium tetrachloride
- molten pool
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Abstract
The utility model discloses a titanium tetrachloride charge pipe used for magnesiothermy titanium sponge production. A tapered pipe with a thick upper part and a thin lower part is arranged in the middle of the charge pipe. Through the design of the tapered pipe, titanium tetrachloride which outflows from the lower end of a discharge pipe mouth is accelerated. Accelerated liquid titanium tetrachloride has a strong impact on liquid magnesium inside a reactor, the strong impact has a stirring effect on a liquid magnesium molten pool, and thereby circulation of materials inside the molten pool is improved. And acceleration of the circulation of the materials can enable the temperature inside the molten pool to be better balanced, enable the distribution of the temperature of the molten pool to be reasonable, accelerate heat transmission inside the molten pool, enable heat inside the molten pool to transmit outward in time, accelerate heat dissipation of a system and improve the heat transmission condition. Stirring to the molten pool by the accelerated liquid titanium tetrachloride further enables the contact area between reactants to be increased and improves the mass transfer condition. The titanium tetrachloride charge pipe used for the magnesiothermy titanium sponge production is simple in structure, economical, practical and worthy of popularization.
Description
Technical field
The utility model relates to a kind of charging material of titanium tetrachloride pipe for the production of magnesiothermy titanium sponge, belongs to the technical field that the magnesiothermy titanium sponge is produced.
Background technology
The main method of traditional production titanium sponge has magnesium reduction process (Kroll process) and sodium reduction (hunt's method), and the titanium sponge of magnesium reduction process production accounts for more than 90% of Gross World Product.Magnesiothermy is produced in the titanium sponge reduction process, the liquid titanium tetrachloride that joins in the reactor is instead given birth to vigorous reaction at the reactor center position with liquid MAGNESIUM METAL, the heat accumulation that strong reduction reaction produces is in reactor center, heat can not in time transmit, heat transfer condition worsens, and causes the inside reactor excess Temperature, affects feed rate, and because the inside reactor heat is inhomogeneous, form the hard-core product at the localized hyperthermia place easily; On the other hand, along with the carrying out of reaction, the contact area of titanium tetrachloride and liquid magnesium is gradually less, and mass transfer condition worsens, the carrying out of impact reaction, and the quality of product also is difficult to guarantee.Therefore, the charging material of titanium tetrachloride pipe existence that existing magnesiothermy is produced titanium sponge can make inside reactor heat transfer condition and mass transfer condition poor, forms easily the weak points such as hard-core product.
Summary of the invention
The purpose of this utility model is under the prerequisite that does not change feeding quantity, by a kind of charging material of titanium tetrachloride pipe that changes the feed rate of material, change titanium tetrachloride to the impact effect of metal pool, heat transfer, mass transfer condition in the reinforced metal reactor, evenly the molten bath internal temperature is strengthened the reactor heat radiation.
For realizing the purpose of this utility model, a kind of charging material of titanium tetrachloride pipe for the production of magnesiothermy titanium sponge of the present utility model, comprise the charging mouth of pipe and the discharging mouth of pipe, connect rubber charging material of titanium tetrachloride pipe on the charging mouth of pipe, connect the large lid of furnace roof of titanium sponge reactor under the discharging mouth of pipe, wherein, be provided with one section improved Venturi tube between the described charging mouth of pipe and the discharging mouth of pipe, the middle part of Venturi tube is provided with upper coarse and lower fine cone-shaped tube, and cone-shaped tube up and down two ends connects the charging mouth of pipe and the discharging mouth of pipe by one section equal pipe respectively.
Further, above-mentioned charging material of titanium tetrachloride pipe, wherein, described charging spout diameter is 12cm, the internal diameter of the described discharging mouth of pipe is 10cm.
Further, the above-mentioned charging material of titanium tetrachloride pipe that is used for the production of magnesiothermy titanium sponge, wherein, the tapering of described cone-shaped tube is 1:4.75～1:5.75.
Be provided with upper coarse and lower fine cone-shaped tube in the filling tube of the present utility model, flow is identical everywhere because in the pipe, the position speed that internal diameter is little is high, design by cone-shaped tube, the speed of the titanium tetrachloride that flows out from the lower end of the discharging mouth of pipe will be higher than the speed of the titanium tetrachloride that enters from the charging mouth of pipe, and the intense impact that the titanium tetrachloride after accelerating can produce the liquid magnesium of inside reactor, liquid magnesium molten bath is produced stirring action, thereby the material cycle in the enhancing molten bath, material cycle is accelerated the temperature in the even molten bath, it is more reasonable that bath temperature is distributed, accelerate the molten bath internal heat transfer, make timely outwards transmission of heat in the molten bath, accelerate the heat radiation of system, improve heat transfer condition, prevent from forming the hard-core product.And the liquid titanium tetrachloride after the pressurization can also increase the contact area between the reactant to the stirring in molten bath, improves mass transfer condition.The utility model is simple in structure, and is economical and practical, is suitable for mass-producing and uses, and is worthy to be popularized.When adopting that spout diameter is respectively 12cm and 10cm up and down, under the constant prerequisite of charging material of titanium tetrachloride amount, the feed rate of titanium tetrachloride can increase by 30%, and such feed rate is optimal.The utility model is simple in structure, and is economical and practical, is worthy to be popularized.
Description of drawings
Fig. 1 is charging material of titanium tetrachloride tubular construction synoptic diagram of the present utility model;
Fig. 2 is charging material of titanium tetrachloride device synoptic diagram of the present utility model.
Description of reference numerals: the 1-charging mouth of pipe, the 2-discharging mouth of pipe, 3-Venturi tube, 4-cone-shaped tube, 5-liquid magnesium, 6-reactor, the large lid of 7-furnace roof, 8-rubber charging material of titanium tetrachloride pipe.
Embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail.
See first Fig. 1, a kind of charging material of titanium tetrachloride pipe for the production of magnesiothermy titanium sponge of the present utility model, comprise the charging mouth of pipe 1 and the discharging mouth of pipe 2, be provided with one section improved Venturi tube 3 between the charging mouth of pipe 1 and the discharging mouth of pipe 2, the middle part of Venturi tube 3 is provided with upper coarse and lower fine cone-shaped tube 4, and cone-shaped tube connects the charging mouth of pipe 1 and the discharging mouth of pipe 2 by one section equal pipe respectively in two ends about in the of 4.When liquid titanium tetrachloride flow through filling tube of the present utility model, because cone-shaped tube 4 entrance end internal diameters are greater than the exit end internal diameter, the liquid titanium tetrachloride of therefore same flow had obtained speed larger when flowing into cone-shaped tube 4 when flowing out cone-shaped tube 4.
Embodiment of the present utility model is seen Fig. 2, connect rubber charging material of titanium tetrachloride pipe 8 on the charging mouth of pipe 1 of filling tube of the present utility model, the discharging mouth of pipe connects the large lid 7 of furnace roof of titanium sponge reactor 6 for 2 times, when the liquid titanium tetrachloride that improves speed enters reactor 6 inside from the large lid 7 of furnace roof, operative liquid titanium tetrachloride Yin Gaowen gasifies rapidly, the liquid titanium tetrachloride of the high speed of gasification will not impacted reactor 6 inner liquid magnesium 5, the liquid ripple that impact causes is propagated rapidly towards periphery from the point of contact of liquid titanium tetrachloride and liquid magnesium 5, in this process the liquid magnesium 5 in the whole reactor 6 is evenly stirred.Even stirring has like this improved the mass transfer condition between titanium tetrachloride and the liquid magnesium 5 on the one hand, more is beneficial to the carrying out of reaction, and the heat radiation of reactor 6 inside has been accelerated in simultaneously agitaion, avoids forming the hard-core product, guarantees the Sponge Titanium quality.
According to practice, when the charging mouth of pipe 1 internal diameter is 12cm, when the internal diameter of the discharging mouth of pipe 2 is 10cm, the feed rate of liquid titanium tetrachloride can improve 30%, and such speed is beneficial to carrying out and the heat radiation of reaction most.In this case, cone-shaped tube 4 is 1:4.75～1:5.75 design according to tapering.
Certainly, more than be concrete exemplary applications of the present utility model, the utility model also has other embodiment, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the desired protection domain of the utility model.
Claims (3)
1. one kind is used for the charging material of titanium tetrachloride pipe that the magnesiothermy titanium sponge is produced, comprise the charging mouth of pipe (1) and the discharging mouth of pipe (2), connect rubber charging material of titanium tetrachloride pipe (8) on the charging mouth of pipe (1), connect the large lid of furnace roof (7) of titanium sponge reactor (6) under the discharging mouth of pipe (2), it is characterized in that: be provided with one section improved Venturi tube (3) between the described charging mouth of pipe (1) and the discharging mouth of pipe (2), the middle part of Venturi tube (3) is provided with upper coarse and lower fine cone-shaped tube (4), and cone-shaped tube (4) up and down two ends connects the charging mouth of pipe (1) and the discharging mouth of pipe (2) by one section equal pipe respectively.
2. charging material of titanium tetrachloride pipe according to claim 1, it is characterized in that: the described charging mouth of pipe (1) internal diameter is 12cm, and the internal diameter of the described discharging mouth of pipe (2) is 10cm.
3. the charging material of titanium tetrachloride pipe of producing for the magnesiothermy titanium sponge according to claim 2, it is characterized in that: the tapering of described cone-shaped tube (4) is 1:4.75～1:5.75.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220422232 CN202705438U (en) | 2012-08-24 | 2012-08-24 | Titanium tetrachloride charge pipe used for magnesiothermy titanium sponge production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220422232 CN202705438U (en) | 2012-08-24 | 2012-08-24 | Titanium tetrachloride charge pipe used for magnesiothermy titanium sponge production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202705438U true CN202705438U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220422232 Expired - Fee Related CN202705438U (en) | 2012-08-24 | 2012-08-24 | Titanium tetrachloride charge pipe used for magnesiothermy titanium sponge production |
Country Status (1)
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| CN (1) | CN202705438U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107586972A (en) * | 2017-09-21 | 2018-01-16 | 宝鸡市永盛泰钛业有限公司 | A kind of reduction apparatus of magnesium processes production titanium sponge |
| CN113462908A (en) * | 2021-07-09 | 2021-10-01 | 攀钢集团攀枝花钢铁研究院有限公司 | Titanium sponge production reactor and feeding method |
| CN113718119A (en) * | 2021-09-22 | 2021-11-30 | 攀钢集团研究院有限公司 | Charging tube and distributing device |
-
2012
- 2012-08-24 CN CN 201220422232 patent/CN202705438U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107586972A (en) * | 2017-09-21 | 2018-01-16 | 宝鸡市永盛泰钛业有限公司 | A kind of reduction apparatus of magnesium processes production titanium sponge |
| CN113462908A (en) * | 2021-07-09 | 2021-10-01 | 攀钢集团攀枝花钢铁研究院有限公司 | Titanium sponge production reactor and feeding method |
| CN113718119A (en) * | 2021-09-22 | 2021-11-30 | 攀钢集团研究院有限公司 | Charging tube and distributing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20150824 |
|
| EXPY | Termination of patent right or utility model |