CN112458316A - Device and method for preventing gas channel of reactor cover from being blocked - Google Patents
Device and method for preventing gas channel of reactor cover from being blocked Download PDFInfo
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- CN112458316A CN112458316A CN202011265078.8A CN202011265078A CN112458316A CN 112458316 A CN112458316 A CN 112458316A CN 202011265078 A CN202011265078 A CN 202011265078A CN 112458316 A CN112458316 A CN 112458316A
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- gas
- reactor
- valve
- gas pipeline
- argon
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000007789 gas Substances 0.000 claims abstract description 150
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 86
- 229910052786 argon Inorganic materials 0.000 claims abstract description 43
- 238000001914 filtration Methods 0.000 claims abstract description 10
- 238000005086 pumping Methods 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 23
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 229910052719 titanium Inorganic materials 0.000 abstract description 12
- 239000010936 titanium Substances 0.000 abstract description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract description 8
- 239000002245 particle Substances 0.000 abstract description 6
- 238000004821 distillation Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
- C22B34/1263—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction
- C22B34/1268—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction using alkali or alkaline-earth metals or amalgams
- C22B34/1272—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction using alkali or alkaline-earth metals or amalgams reduction of titanium halides, e.g. Kroll process
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- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Abstract
The invention belongs to the technical field of metallurgical production, and particularly relates to a device and a method for preventing a gas channel of a reactor cover from being blocked. The problem of reactor big lid gas passage jam among the prior art is solved. The invention adds a spare gas pipeline on the original basis, changes the shape of a gas inlet into a fan shape, also arranges a filter device for filtering chloride particles in the gas inlet, and finally achieves the purpose of preventing the gas channel from being blocked by alternately using an argon channel and an exhaust channel. The invention can prevent negative pressure from being formed in the reactor, introduce air to pollute the titanium lump, prevent the titanium lump from being compact due to the fluctuation of feeding speed caused by incapability of exhausting when the pressure in the reactor is high, prolong the distillation time, influence the grade of the titanium sponge and ensure the normal operation of production. The invention is suitable for the production of the titanium sponge.
Description
Technical Field
The invention belongs to the technical field of metallurgical production, and particularly relates to a device and a method for preventing a gas channel of a reactor cover from being blocked.
Background
In the magnesium thermal method for producing titanium sponge, the reduction reaction must be carried out under a slight positive pressure, so that argon and exhaust gas are required to be filled into the reactor from time to time during the reaction. However, a large amount of chloride of low-valence titanium is generated in the reduction reaction process, and in the exhaust or argon filling process, the chloride enters the gas channel to block the gas channel, so that argon cannot be filled when the pressure in the reactor is low, negative pressure is formed, and air-polluted titanium lumps are introduced. The exhaust can not be carried out when the pressure in the reactor is high, the feeding speed must be reduced, the reaction time is prolonged, and the feeding speed fluctuation is caused at the same time, so that the titanium lump is compact, the distillation time is prolonged, and even the titanium lump cannot be completely steamed, thereby influencing the grade of the titanium sponge.
Therefore, there is a need for an apparatus and method for preventing the gas passage of the reactor cover from being blocked.
Disclosure of Invention
Aiming at the problem of blockage of a gas channel of a reactor cover in the prior art, the invention provides a device and a method for preventing the blockage of the gas channel of the reactor cover, and the device and the method are used for solving the following problems: prevent that titanium lump from being polluted and titanium lump is compact to influence titanium sponge grade.
The technical scheme adopted by the invention is as follows:
the utility model provides a prevent device that big lid gas pipeline of reactor blockked up, covers including the big lid of reactor greatly, the reactor is covered greatly and is provided with first gas pipeline and second gas pipeline, the inside intercommunication of first gas pipeline and second gas pipeline and the big lid of reactor, the reactor is covered greatly and still is provided with for being equipped with gas pipeline, for being equipped with the inside intercommunication of gas pipeline and the big lid of reactor.
After the technical scheme is adopted, when the first gas pipeline and the second gas pipeline are blocked, the standby gas pipeline can be used for filling or exhausting argon, negative pressure is prevented from being formed in the reactor, air pollution titanium lumps are introduced, feeding speed fluctuation caused by incapability of exhausting when pressure in the reactor is high is prevented, the titanium lumps are compact, distillation time is prolonged, the grade of titanium sponge is influenced, and normal production is guaranteed.
Preferably, the number of the standby gas pipes is two.
After the optimal selection scheme is adopted, the probability of blockage of the spare gas pipeline is lower, and normal production is ensured.
Preferably, the reactor big cover is provided with a plurality of gas inlets and outlets, the gas inlets and outlets are respectively communicated with the first gas pipeline, the second gas pipeline and the standby gas pipeline, the planar shape of the gas inlets and outlets is fan-shaped, and the width of the gas inlets and outlets close to the inner side of the reactor big cover is larger than the width of the gas inlets and outlets close to the outer side of the reactor big cover.
After the preferred scheme is adopted, the cross-sectional area of the gas inlet and outlet close to one side of the reactor large cover is enlarged, the probability that the first gas pipeline, the second gas pipeline and the standby gas pipeline are blocked is greatly reduced, normal argon filling or exhaust is further ensured, and the production efficiency and quality of the titanium sponge are prevented from being influenced.
Preferably, a plurality of gas filtering devices are arranged in the gas inlet and outlet.
After the preferred scheme is adopted, the chloride particles can be blocked outside the filtering device through the filtering device, and the chloride is further prevented from blocking a gas channel.
Preferably, the first gas pipeline and the second gas pipeline are connected through a tee joint, the tee joint is connected with an argon source through an argon pipeline, the tee joint is connected with an exhaust port through an exhaust pipeline, a first valve is arranged on the first gas pipeline, a second valve is arranged on the second gas pipeline, a third valve is arranged on the argon pipeline, and a fourth valve is arranged on the exhaust pipeline.
After the preferred scheme is adopted, the first pipeline and the second pipeline can be alternately used as a pipeline for filling argon and a pipeline for exhausting, particles in the gas channel are blown back to the reactor by utilizing the back blowing effect of the argon, the smoothness of the gas channel is kept, and the blockage of the gas channel is further prevented.
A method for preventing the blockage of a gas pipeline of a reactor cover adopts the device for preventing the blockage of the gas pipeline of the reactor cover and is operated according to the following steps:
s1: opening the first valve and the third valve, closing the second valve and the fourth valve, and filling argon into the large cover of the reactor through an argon source;
s2: when the pressure in the reactor is overhigh, the first valve and the third valve are closed, the second valve and the fourth valve are opened, so that gas is discharged from the exhaust port, and after the exhaust is finished, the second valve and the fourth valve are closed;
s3: when argon needs to be filled into the reactor again, opening the second valve and the third valve, closing the first valve and the fourth valve, and filling argon into the large cover of the reactor through an argon source;
s4: when the pressure in the reactor is overhigh, the second valve and the third valve are closed, the first valve and the fourth valve are opened, so that gas is exhausted from the exhaust port, and after the exhaust is finished, the first valve and the fourth valve are closed;
s5: and repeating the steps.
By adopting the technical scheme, the solid matters entering the gas channel in the exhaust process can be blown back into the reactor, so that the channel is kept smooth, the normal filling of argon or exhaust is ensured, and the production efficiency and quality of the titanium sponge are prevented from being influenced.
Preferably, the argon is filled into the reactor large cover in steps S1 and S3 by means of high-pressure pulse pumping.
The mode that adopts the pulse high pressure pump to go into can improve the velocity of flow of argon to improve the effect of sweeping of the solid matter in the gas passage, further prevent that gas passage from blockking up, guarantee normal production.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. when first gas pipeline and second gas pipeline blockked up, can use and carry out filling or exhausting of argon gas with gas pipeline spare, prevent to form the negative pressure in the reactor, introduce air pollution titanium and stick together, can't exhaust when preventing the reactor internal pressure height and cause the feed rate fluctuation, lead to titanium to stick together compactly, the extension distillation time influences the titanium sponge grade, guarantees the normal clear of production.
2. The number of the standby gas pipelines is two, so that the probability of blockage of the standby gas pipelines is lower, and normal production is ensured.
3. The planar shape of the gas inlet and outlet is fan-shaped, the cross-sectional area of the gas inlet and outlet close to one side of the reactor large cover is increased, the probability that the first gas pipeline, the second gas pipeline and the standby gas pipeline are blocked is greatly reduced, normal argon filling or exhaust is further ensured, and the production efficiency and quality of the titanium sponge are prevented from being influenced.
4. A plurality of gas filtering devices are arranged in the gas inlet and outlet, and chloride particles can be blocked outside the filtering devices through the filtering devices, so that the chloride is further prevented from blocking a gas channel.
5. The first pipeline and the second pipeline can be alternately used as a pipeline for filling argon and a pipeline for exhausting, and particles in the gas channel are blown back to the reactor by utilizing the back blowing effect of the argon, so that the smoothness of the gas channel is kept, and the blockage of the gas channel is further prevented.
6. The solid matters entering the gas channel in the exhaust process can be blown back into the reactor to keep the channel smooth, so that the normal filling of argon or exhaust is ensured, and the production efficiency and quality of the titanium sponge are prevented from being influenced.
7. The mode that adopts the pulse high pressure pump to go into can improve the velocity of flow of argon to improve the effect of sweeping of the solid matter in the gas passage, further prevent that gas passage from blockking up, guarantee normal production.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged view of portion B of FIG. 1;
FIG. 3 is a top view of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is an enlarged view of portion C of FIG. 4;
fig. 6 is a schematic diagram of the piping connection of the present invention.
The device comprises a reactor, a reactor main body and a reactor main body, wherein the reactor main body comprises 1-a first gas pipeline, 2-a second gas.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In the description of the embodiments of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The present invention will be described in detail with reference to fig. 1 to 6.
The utility model provides a prevent device that big lid gas pipeline of reactor blockked up, includes the big lid 17 of reactor, be provided with first gas pipeline 1 and second gas pipeline 2 on the big lid 17 of reactor, first gas pipeline 1 and second gas pipeline 2 and the inside intercommunication of the big lid 17 of reactor, still be provided with on the big lid 17 of reactor and be equipped with gas pipeline 5, it is equipped with the inside intercommunication of gas pipeline 5 and the big lid 17 of reactor to be equipped with.
In this embodiment, the number of the standby gas pipelines 5 is two, and the standby gas pipelines 5, the first gas pipeline 1, the second gas pipeline 2 and the circulating water channel 3 are distributed at equal intervals along the circumferential direction of the reactor large cover 17.
In this embodiment, the reactor lid 17 is provided with four gas inlets and outlets 6, and the first gas pipeline 1, the second gas pipeline 2 and the two standby gas pipelines 5 are all communicated with the interior of the reactor lid through the gas inlets and outlets 6. The planar shape of the gas inlet/outlet 6 is a sector, and the width of the gas inlet/outlet 6 near the inside of the reactor large lid 17 is larger than the width near the outside of the reactor large lid 17.
In this embodiment, three gas filtering devices 7 are provided in the gas inlet/outlet 6, and the gas filtering devices are grilles, and the mesh width of the grilles is smaller than the diameter of the chloride particles.
In this embodiment, first gas pipeline 1 and second gas pipeline 2 are connected through tee bend 10, tee bend 10 is connected with argon gas source 15 through argon gas pipeline 11, tee bend 10 is connected with gas vent 16 through exhaust duct 12, be provided with first valve 8 on the first gas pipeline 1, be provided with second valve 9 on the second gas pipeline 2, be provided with third valve 13 on the argon gas pipeline 11, be provided with fourth valve 14 on the exhaust duct 12.
A method for preventing the blockage of a gas pipeline of a reactor cover adopts the device for preventing the blockage of the gas pipeline of the reactor cover and is operated according to the following steps:
s1: opening the first valve 8 and the third valve 13, closing the second valve 9 and the fourth valve 14, and filling argon into the large reactor cover 17 through an argon source 15;
s2: when the pressure in the reactor is too high, the first valve 8 and the third valve 13 are closed, the second valve 9 and the fourth valve 14 are opened, gas is discharged from the exhaust port 16, and after the exhaust is finished, the second valve 9 and the fourth valve 14 are closed;
s3: when argon needs to be filled into the reactor again, the second valve 9 and the third valve 13 are opened, the first valve 8 and the fourth valve 14 are closed, and argon is filled into the large cover 17 of the reactor through an argon source 15;
s4: when the pressure in the reactor is too high, the second valve 8 and the third valve 13 are closed, the first valve 8 and the fourth valve 14 are opened, gas is discharged from the exhaust port 16, and after the exhaust is completed, the first valve 8 and the fourth valve 14 are closed;
s5: and repeating the steps.
In this embodiment, in steps S1 and S3, argon gas is introduced into the reactor lid 17 by high-pressure pulse pumping.
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (7)
1. The utility model provides a prevent device of reactor big lid gas pipeline jam which characterized in that: including big lid of reactor (17), be provided with first gas pipeline (1) and second gas pipeline (2) on big lid of reactor (17), the inside intercommunication of first gas pipeline (1) and second gas pipeline (2) and big lid of reactor (17), still be provided with on big lid of reactor (17) and prepare with gas pipeline (5), prepare with gas pipeline (5) and the inside intercommunication of big lid of reactor (17).
2. The apparatus of claim 1, wherein the means for preventing the gas passage of the reactor head from being blocked comprises: the number of the standby gas pipelines (5) is two.
3. The apparatus of claim 1, wherein the means for preventing the gas passage of the reactor head from being blocked comprises: be provided with several gas access & exit (6) on reactor big lid (17), gas access & exit (6) communicate with first gas duct (1), second gas duct (2) and reserve gas pipeline (5) respectively, the plane shape of gas access & exit (6) is fan-shaped, and gas access & exit (6) are close to the inboard width of reactor big lid (17) and are greater than the width that is close to reactor big lid (17) outside.
4. The apparatus of claim 3, wherein the gas channel of the reactor cover is blocked by: and a plurality of gas filtering devices (7) are arranged in the gas inlet and outlet (6).
5. The apparatus of claim 1, wherein the means for preventing the gas passage of the reactor head from being blocked comprises: first gas pipeline (1) is connected through tee bend (10) with second gas pipeline (2), tee bend (10) are connected with argon gas source (15) through argon gas pipeline (11), tee bend (10) are connected with gas vent (16) through exhaust duct (12), be provided with first valve (8) on first gas pipeline (1), be provided with second valve (9) on second gas pipeline (2), be provided with third valve (13) on argon gas pipeline (11), be provided with fourth valve (14) on exhaust duct (12).
6. A method for preventing the blockage of a gas pipeline of a reactor cover, which is characterized in that the device for preventing the blockage of the gas pipeline of the reactor cover, which is disclosed by any one of claims 1 to 5, is adopted and the following steps are carried out:
s1: opening the first valve (8) and the third valve (13), closing the second valve (9) and the fourth valve (14), and filling argon into a large cover (17) of the reactor through an argon source (15);
s2: when the pressure in the reactor is overhigh, the first valve (8) and the third valve (13) are closed, the second valve (9) and the fourth valve (14) are opened, gas is discharged from the gas outlet (16), and after the gas discharge is finished, the second valve (9) and the fourth valve (14) are closed;
s3: when argon is required to be filled into the reactor again, the second valve (9) and the third valve (13) are opened, the first valve (8) and the fourth valve (14) are closed, and argon is filled into the large cover (17) of the reactor through an argon source (15);
s4: when the pressure in the reactor is overhigh, the second valve (8) and the third valve (13) are closed, the first valve (8) and the fourth valve (14) are opened, gas is discharged from a gas outlet (16), and after the gas discharge is finished, the first valve (8) and the fourth valve (14) are closed;
s5: and repeating the steps.
7. A method of preventing plugging of a reactor atmosphere gas line according to claim 6, wherein: in steps S1 and S3, argon gas is filled into the large cover (17) of the reactor by adopting a high-pressure pulse pumping mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011265078.8A CN112458316A (en) | 2020-11-13 | 2020-11-13 | Device and method for preventing gas channel of reactor cover from being blocked |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011265078.8A CN112458316A (en) | 2020-11-13 | 2020-11-13 | Device and method for preventing gas channel of reactor cover from being blocked |
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| CN112458316A true CN112458316A (en) | 2021-03-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116607021A (en) * | 2022-02-09 | 2023-08-18 | 遵义钛业股份有限公司 | Low-valence object cleaning and recycling device for titanium in reduction production of titanium sponge |
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| CN1660966A (en) * | 2005-01-19 | 2005-08-31 | 严绥 | Macrocyclic full loaded workable equipment for fabricating gasoline and diesel oil through cracking waste plastics |
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Application publication date: 20210309 |