KR20130065930A - A reaction furnace for sponge titanium obtaining equipment - Google Patents

Abstract

PURPOSE: A reactor of a sponge titanium manufacturing facility is provided to cool a reacting device by absorbing heat with an indirect cooling method using an air current, thereby preventing the generation of scales in advance. CONSTITUTION: A furnace of a sponge titanium manufacturing facility comprises a reacting device, a heating member, an insulation unit, and a first cooling member. The reacting device provides a space where TiCl_4 and Mg are reacted. The heating member heats the inside of the reacting device. The insulating unit receiving the reacting device in the inside is charged with an insulating material. The first cooling member passes through a space between the insulating unit and the reacting device and cools the reacting device by using both ends exposed to outside.

Description

A reaction furnace for sponge titanium obtaining equipment

The present invention relates to a reactor of a sponge titanium production facility, and more particularly, to endothermic by indirect cooling using air flow to cool down the reactor to prevent scale generation in advance, and to use titanium tetrachloride (TiCl ₄ ) and magnesium (Mg). Sponge Titanium manufacturing equipment that improves the convenience of use and prevents the occurrence of failures by increasing the temperature by reducing for the reaction or reducing the vacuum atmosphere in order to recover the excess liquid magnesium without additional equipment replacement and setting. It is about a reactor.

Sponge titanium is widely used in the automotive, aerospace, petrochemical, offshore plant, civil construction, household goods, biotechnology and powder metallurgy industries.

However, titanium has a high melting point of 1668 ° C, high solubility in gaseous phases such as oxygen, nitrogen, hydrogen, carbon, etc. at high temperatures, and once introduced oxygen and nitrogen cannot be removed by acting as a bond. It must be manufactured by carrying out processes such as smelting, refining and melting using special equipment.

Hereinafter, a configuration of a sponge titanium manufacturing facility according to the prior art will be described with reference to FIG. 1.

1 shows a diagram 2 of Republic of Korea Patent No. 10-0916187.

As shown in the accompanying drawings, the titanium storage tank 15 stores liquid titanium tetrachloride, and the liquid titanium tetrachloride is supplied into the heating furnace 12 by the metering feeder 16.

In addition, metal magnesium is enclosed in the heating furnace 12.

Therefore, when the metal magnesium and titanium tetrachloride react in the heating furnace 12 by heating of the reactor 11, magnesium is maintained in the liquid phase, while titanium tetrachloride rapidly vaporizes and reacts with the liquid magnesium in the liquid magnesium. Sponge titanium is formed by reduction.

The stabilization gas supply tube 17 is provided on the upper side of the reactor (11). The stabilizing gas supply tube 17 may also perform a role of cooling the inside of the reactor 11 in a configuration for supplying an inert gas into the reactor 11.

A stopper 13 is provided below the reactor 11 to selectively open the holes 11 'formed in the reactor 11 so that the excess magnesium and magnesium chloride are recovered through the holes 11'. 14).

A cooling water chamber 22 is provided on the left side of the recovery part 14 to condense the vaporized magnesium and magnesium chloride in the recovery part 14, and a vacuum extraction means 20 is provided on the left side of the cooling water chamber 22. do.

The vacuum extraction means 20 is configured to remove magnesium or magnesium chloride remaining in the sponge titanium by vacuum pressure.

However, the reactor configured as described above has the following problems.

That is, the reactor 11 has to be selectively formed in the vacuum atmosphere for the production of sponge titanium, but the supply tube 17, the hole 11 'is provided, so that the deformation of the reactor 11 during the vacuum atmosphere composition There is a problem that is caused.

In addition, since the surface of the reactor 11 is in direct contact with air and scale is generated, the life of the reactor 11 is shortened, which causes problems such as a heater shorter, which is not preferable.

In addition, there are a number of components and the structure is complicated, the productivity is lowered, there is a problem that the ease of use is deteriorated because the settings for each component in a number of processes for the production of sponge titanium.

An object of the present invention is to solve the problems of the prior art as described above, more specifically by indirect cooling method using air flow to cool the reactor to prevent the generation of scale in advance, titanium tetrachloride (TiCl ₄ ) and Sponge that increases the ease of use and prevents the occurrence of failure by increasing the temperature by reducing for the reaction of magnesium (Mg) or by reducing the vacuum atmosphere to recover excess liquid magnesium. It is to provide a reactor of a titanium manufacturing facility.

The present invention for achieving the above object in the reactor of the sponge titanium manufacturing equipment for producing sponge titanium by reacting titanium tetrachloride (TiCl ₄ ) and magnesium (Mg), the reaction furnace, titanium tetrachloride (TiCl ₄ ), A reactor providing a space where magnesium (Mg) reacts, a heating means for heating the inside of the reactor, a heat insulating portion accommodating the reactor therein and filled with a heat insulating member, and between the heat insulating portion and the reactor. Both ends of the space are exposed to the outside of the heat insulating portion, characterized in that it comprises a first cooling means for absorbing and cooling the heat of the reactor.

At the upper side of the reactor, a condensation device for cooling and condensing magnesium and magnesium chloride vaporized from the inside of the sponge titanium is provided.

Between the reactor and the condenser, there is provided a distributor for distributing magnesium and magnesium chloride vaporized into the condenser by selectively communicating the reactor and the inside of the condenser.

The first cooling means is characterized in that separated from the reactor.

In one side of the reactor, the first vacuum means for forming a space between the reactor and the heat insulating part in a vacuum atmosphere is provided.

The heating means is characterized in that it comprises a heating element for generating heat when the power is applied, and a heater reader unit for inputting power to the heating element.

The first cooling means is characterized in that for branching the gas supplied from the outside in the heat insulating portion.

The first vacuum means is operated when the inside of the reactor is in a vacuum state.

The heater reader unit is characterized in that the gas inlet is maintained in a state blocked.

The present invention relates to a reactor of a sponge titanium production facility, and is configured to cool the reactor by an indirect cooling method using airflow.

Therefore, there is an advantage that can be cut off in advance the scale that can be generated by contact with air when employing a direct cooling method.

In addition, it is possible without additional equipment replacement and setting at the time of forming a vacuum atmosphere to recover the excess liquid magnesium.

Therefore, the ease of use is improved, there is an advantage that can prevent the failure in advance.

In addition, there is an advantage that the configuration is simplified and easy to manage and productivity is improved.

1 is a view of Republic of Korea Patent No. 10-0916187 3.
Figure 2 is an internal configuration showing the configuration of a sponge titanium manufacturing equipment employing a preferred embodiment of the present invention.
Figure 3 is a schematic view showing a reactor of the sponge titanium manufacturing equipment according to the present invention.
Figure 4 is an enlarged view of the part I of Figure 3 showing the coupling structure of the heater leader unit of one configuration in the reactor of the sponge titanium manufacturing equipment according to the present invention.
Figure 5 is a schematic diagram showing the gas flow during cooling in the reactor of the sponge titanium manufacturing equipment according to the present invention.
Figure 6 is a schematic diagram showing the internal configuration of the condensation apparatus as one configuration in a sponge titanium manufacturing equipment employing a preferred embodiment of the present invention.
Figure 7 is a partially enlarged view showing the configuration of another embodiment of the dispenser as one configuration in a sponge titanium manufacturing equipment employing a preferred embodiment of the present invention.
Figure 8 is a plan exploded view showing a coupling structure of a condensation can of one configuration in a sponge titanium manufacturing equipment employing a preferred embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described a configuration of a sponge titanium manufacturing equipment employing a preferred embodiment of the present invention.

Prior to this, terms and words used in the present specification and claims should not be construed in a conventional and dictionary sense, and the inventor may appropriately define the concept of the term in order to describe its invention in the best possible way It should be construed as meaning and concept consistent with the technical idea of the present invention.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely preferred embodiments of the present invention, and are not intended to represent all of the technical ideas of the present invention. Therefore, various equivalents It should be understood that water and variations may be present.

Figure 2 is an internal configuration showing the configuration of a sponge titanium manufacturing equipment employing a preferred embodiment of the present invention.

As shown in the drawing, a sponge titanium manufacturing facility (hereinafter referred to as 'manufacturing facility 100') produces sponge titanium by reacting titanium tetrachloride (TiCl ₄ ) with magnesium (Mg), and magnesium and magnesium chloride contained in sponge titanium It is a facility to make high purity sponge titanium by vaporization and condensation removal.

To this end, the manufacturing facility 100 is a reactor 200 for reacting titanium tetrachloride (TiCl ₄ ) and magnesium (Mg), and is located above the reactor 200 and selectively inside the reactor 200. It comprises a condenser 300 for cooling and condensing, and a distributor 400 for distributing magnesium and magnesium chloride gas between the condenser 300 and the reactor 200.

Hereinafter, a detailed configuration of the reactor 200 will be described with reference to FIGS. 3 to 5.

Figure 3 is a block diagram showing a reactor 200 of the sponge titanium manufacturing equipment 100 according to the present invention, Figure 4 is a configuration of the reactor 200 of the sponge titanium manufacturing equipment 100 according to the present invention 3 is an enlarged view of the part I of FIG. 3 showing the coupling structure of the heater reader unit 224, and FIG. 5 is a schematic diagram showing the gas flow during cooling in the reactor 200 of the sponge titanium manufacturing facility 100 according to the present invention.

First, as shown in FIG. 3, the reactor 200 includes a reactor 210 which provides a space where titanium tetrachloride (TiCl ₄ ) and magnesium (Mg) react, and heating means for heating the inside of the reactor 210 ( 220, the heat insulator 230 accommodating the reactor 210 therein and filled with a heat insulating member, and a space between the heat insulator 230 and the reactor 210, and both ends of the heat insulator 230. It is configured to include a first cooling means 240 is exposed to the outside to absorb the heat of the reactor 210 by cooling.

The reactor 210 has a reaction space 212 that opens upwardly and forms a space isolated inside the heat insulating part 230, and is configured to react titanium tetrachloride (TiCl ₄ ) with magnesium (Mg).

Therefore, the reactor 210 is preferably made of SUS alloy excellent in corrosion resistance.

The heating means 220 is provided outside the reactor 210. The heating means 220 is configured to provide heat to increase the reactivity of titanium tetrachloride (TiCl ₄ ) and magnesium (Mg), it is provided in plurality.

Looking at the heating means 220 in more detail, the heating means 220, the heating element 222 that generates heat when the power is applied, and the heater reader unit 224 for inputting power to the heating element 222 It is configured to include.

The heating element 222 may be variously adopted in a range capable of selectively generating heat, and is electrically connected to the heater reader unit 224.

The heater reader unit 224 is coupled to the outside of the heat insulation unit 230, it is provided to have insulation and heat resistance.

That is, the heater reader unit 224 is provided with a heater reader 226 coupled to the leader body 225, as shown in Figure 4, the heater reader 226 is a bracket protruding from the outer surface of the heat insulating portion 230 232 is coupled to the coupling member 234, the outer side of the bracket 232 is provided with an insulating member 228.

A sealer 227 having an elastic force is provided at the left side of the leader body 225, and a collar 228 and a cap 229 are provided at the left side of the sealer 227 to compress the heater reader 226. The inflow of gas to the part 230 is maintained and is separated from the heat insulating part 230 to be protected from heat, and is electrically stable by the insulating member.

In addition, the heater reader unit 224 may be coupled in a sealed state with respect to the heat insulating part 230 to block inflow of external air when a vacuum is generated in the reactor 200.

The heat insulation unit 230 is provided outside the reactor 210. The heat insulation part 230 is spaced apart from the outer surface of the reactor 210 with respect to the circumferential direction, and the heater reader part 224 described above is provided in plurality.

In addition, a first vacuum means 236 is provided at a lower right side of the heat insulating part 230. The first vacuum means is configured to form a space between the reactor 210 and the heat insulating part 230 in a vacuum atmosphere.

That is, the first vacuum means is configured to prevent deformation of the reactor 210 by operating when the inside of the reactor 210 is in a vacuum state, and the inside of the reactor 210 is crushed inward when the vacuum is only. In order to prevent the deformation of the reactor 210, the first vacuum means is configured to artificially form a vacuum atmosphere outside the reactor 210.

To this end, the first vacuum means is preferably connected to the vacuum pump, the both ends of the first vacuum means is preferably installed so as to communicate with the outside and the inside of the reactor 200.

A first cooling means 240 is provided between the reactor 200 and the heat insulating part 230. The first cooling means 240 is an indirect cooling method is adopted as a configuration for discharging the heat in the reactor 200 to the outside.

That is, the first cooling means 240 is exposed to the outside again from the outside of the reactor 200 via the inside, and absorbs heat of the reactor 200 in an indirect manner by forcibly introducing and circulating gas therein. To cool.

To this end, the first cooling means 240 is preferably formed to have a pipe shape of a metal having a high thermal conductivity, and the fan is connected to the first cooling means 240 to allow gas to flow therein. Do.

And, as shown by the arrow of Figure 5, the first cooling means 240 is configured such that the gas introduced into the heat insulating portion 230 is branched in the heat insulating portion 230 and flows around the reactor 210. .

This is to more efficiently absorb the heat of the reactor 210, the first cooling means 240 may be provided in plurality, the plurality of first cooling means 240 controls the flow rate of the gas to each other Of course, the cooling rate for each height of the reactor 210 may be differently controlled.

The condenser 300 is provided above the reactor 200. The condenser 300 is a component that is responsible for condensation by cooling by vaporizing excess liquid magnesium remaining after reacting in the reactor 210 to be accommodated therein.

Hereinafter, a detailed configuration of the condenser 300 will be described with reference to FIGS. 6 to 8.

Figure 6 is a schematic diagram showing the internal configuration of the condensing apparatus 300, which is one configuration in the sponge titanium manufacturing equipment 100 employing a preferred embodiment of the present invention, Figure 7 is a sponge titanium manufacturing equipment employing a preferred embodiment of the present invention Partial enlarged view showing the configuration of another embodiment of the distributor 400, which is one configuration at 100, Figure 8 is a condensation can 310 of one configuration in the sponge titanium manufacturing equipment 100 is adopted preferred embodiment of the present invention The planar exploded view showing the coupling structure of the.

As shown in the accompanying drawings, the condenser 300 is configured to receive magnesium and magnesium chloride gas vaporized and rise inside the reactor 200 and to be attached to the inner surface by cooling and condensing at the same time.

Therefore, the condensation can 310 is provided in the condenser 300. The condensation can 310 has an opening in the center of the lower portion so that gas can be introduced therein, and is configured to be symmetrical to each other as shown in FIG. .

This is to separate the condensation can 310 to the left / right (as seen in Figure 8) to separate more easily when the magnesium condensed on the inner wall of the condensation can 310 to the outside.

In addition, the condensation can 310 is formed symmetrically to each other in the up / down direction with respect to the center of the length.

Therefore, when the condensation can 310 is to be reinstalled after separation of magnesium and magnesium chloride, the condensation can 310 may be inserted without considering the orientation, thereby improving installation performance.

The condenser 300 is provided with a second cooling means 320. The second cooling means 320 indirectly absorbs heat of the condensation can 310 to condense gas on the inner wall of the condensation can 310 more effectively.

That is, the second cooling means 320 receives the cooling water from the outside and flows the cooling water through the water channel 330 formed inside the condenser 300, and then drains the water to the outside of the condenser 300 again.

In addition, since the water channel 330 is configured to be spaced apart without contacting the condensation can 310, the cooling water may flow in a state not in contact with the condensation can 310 to indirectly absorb heat.

The condenser 300 is provided with a second vacuum means 340. The second vacuum means 340 is to create the interior space of the condenser 300 in a vacuum atmosphere, and magnesium and magnesium chloride contained in the pores of the sponge titanium are introduced into the condenser 300 at the time of vaporization. It is provided to make.

Looking at the detailed configuration of the second vacuum means 340, the second vacuum means 340 is a water pump 342, a rotary pump 344, a diffusion pump 346 configured to generate different vacuum pressures ) Is provided, and the water pump 342, the rotary pump 344, and the diffusion pump 346 selectively communicate with the inside of the condenser 300 by the operation of the main valve 343.

A filter 341 is provided on the left side of the main valve 343 to remove foreign substances introduced into the water pump 342, the rotary pump 344, and the diffusion pump 346.

In addition, the inlet of the water pump 342, the rotary pump 344, the diffusion pump 346, respectively, the first valve 345, the second valve to selectively communicate with the condenser 300; 347 and a third valve 348 are provided.

Therefore, when the main valve 343 is shielded, the operations of the water pump 342, the rotary pump 344, and the diffusion pump 346 are preferably stopped, and the main valve 343 is opened. The water pump 342, the rotary pump 344, the diffusion pump 346 is any one of the operation.

At this time, the first valve 345, the second valve 347, the third valve 348 of the water pump 342, the rotary pump 344, the diffusion pump 346 is located in the inlet of the operation Either one is opened and the filter 341 always filters and filters dirt introduced into the water pump 342, the rotary pump 344, and the diffusion pump 346.

The distributor 400 is positioned in the lower portion of the condenser 300, more specifically, in the inner center of the reactor 200 and the condenser 300. The distributor 400 is configured to selectively communicate the inside of the reactor 200 and the condenser 300, the distributor 400 is provided with a distribution membrane 410.

The distribution membrane 410 is a gas rising along the gas guide pipe 420 when the gas guide pipe 420 for guiding the gas generated in the reactor 200 to be introduced into the condenser 300 is opened. Is distributed to guide the inner wall direction of the condensation can (310).

Accordingly, the distribution film 410 may be changed into various shapes. That is, of course, it may be configured to be inclined as shown in Figure 7 to minimize the amount of interference with respect to the flow direction of the gas.

With reference to the accompanying Figures 2 to 8 looks at the sponge titanium manufacturing method using the manufacturing facility 100 configured as described above.

First, magnesium (Mg) charged in the reactor 210 is heated and melted using the heating means 220, and titanium tetrachloride (TiCl ₄ ) is dropped to react.

The reaction formula at this time is 2Mg + TiCl ₄ ---> Ti (sponge titanium) + MgCl ₂ .

In this case, magnesium and magnesium chloride are present in the sponge titanium internal pores.

Therefore, the first vacuum means and the second vacuum means 340 is operated to vaporize. The vaporized magnesium and magnesium chloride pass through the distributor 400 and are distributed in the condensation can 310, and the gases distributed in the wall direction of the condensation can 310 are condensed by the action of the second cooling means 320. As the 310 is cooled, it is condensed and fixed to the inner wall of the condensation can 310.

As the above process is repeated, magnesium and magnesium chloride contained in the sponge titanium in the reactor 210 gradually disappear to prepare a high-purity sponge titanium.

Magnesium condensed and fixed to the inner wall of the condensation can 310 can be easily taken out from the condensation can 310 by releasing the coupling part 312 to open the condensation can 310 as shown in FIG. 8.

The scope of the present invention is not limited to the above-described embodiments, and many other modifications based on the present invention will be possible to those skilled in the art within the scope of the present invention.

100. Sponge titanium manufacturing equipment 200. Reactor
210. Reactor 212. Reaction space
220. Heating means 222. Heating element
224. Heater leader 226. Heater leader
228. Insulation member 230. Insulation part
232. Bracket 234. Coupling member
240. First cooling means 300. Condenser
310. Condensation Can 312. Coupling
320. Second cooling means 330. Water channel
340. Second vacuum means 341. Filters
342. Water pump 343. Main valve
344. Rotary pump 345. First valve
346. Oil diffusion pump 347. Second valve
348. Third valve 400. Distributor
410. Distribution membrane 420. Gas guide tube

Claims (9)

In the reactor of the sponge titanium manufacturing equipment for producing sponge titanium by reacting titanium tetrachloride (TiCl ₄ ) and magnesium (Mg),
The reactor,
A reactor providing a space where titanium tetrachloride (TiCl ₄ ) and magnesium (Mg) react;
Heating means for heating the inside of the reactor;
An insulation part accommodating the reactor therein and filled with an insulation member;
Reaction furnace of the sponge titanium manufacturing equipment, characterized in that it comprises a first cooling means for passing through the space between the heat insulation and the reactor and both ends are exposed to the outside of the heat insulation to absorb the heat of the reactor to cool.
The method of claim 1, wherein the upper side of the reactor,
Reactor of the sponge titanium production facility, characterized in that the condensation device for cooling and condensing magnesium and magnesium chloride vaporized from the inside of the sponge titanium.
According to claim 2, Between the reactor and the condenser,
And a distributor for distributing magnesium and magnesium chloride vaporized into the condenser by selectively communicating the inside of the condenser with the reactor.
The reactor according to claim 3, wherein the first cooling means is spaced apart from and separated from the reactor.
According to claim 4, At one side inside the reactor,
Reactor of the sponge titanium production facility, characterized in that the first vacuum means for forming a space between the reactor and the thermal insulation in a vacuum atmosphere.
The method of claim 5, wherein the heating means,
Heating element which generates heat at the time of power supply,
Reactor of the sponge titanium manufacturing equipment characterized in that it comprises a heater reader unit for inputting power to the heating element.
The method of claim 6, wherein the first cooling means,
Reactor of the sponge titanium manufacturing equipment, characterized in that the gas supplied from the outside branched inside the insulation.
The method of claim 7, wherein the first vacuum means,
Reactor of the sponge titanium production facility, characterized in that when the operation inside the reactor in a vacuum state.
The reactor according to claim 8, wherein the heater reader part maintains a state in which gas inflow is blocked with respect to the heat insulating part.

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