CN110762326A - Plugging device for large-cover vertical pipe in titanium sponge production - Google Patents
Plugging device for large-cover vertical pipe in titanium sponge production Download PDFInfo
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- CN110762326A CN110762326A CN201911228602.1A CN201911228602A CN110762326A CN 110762326 A CN110762326 A CN 110762326A CN 201911228602 A CN201911228602 A CN 201911228602A CN 110762326 A CN110762326 A CN 110762326A
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- Prior art keywords
- plug
- flange
- small
- cylinder body
- large plug
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/11—Plugs
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/115—Caps
Abstract
A plugging device for a large-cover vertical pipe in titanium sponge production comprises a large plug and a small plug; the small plug is arranged in the large plug; the large plug flange is fixedly connected with the large cover vertical pipe flange through a bolt, and a large graphite sealing gasket is arranged between the large plug flange and the large cover vertical pipe flange; the large plug inner cylinder flange and the small plug flange are fixedly connected through bolts, and a small graphite sealing gasket is arranged between the large plug inner cylinder flange and the small plug flange. The large plug and the small plug are adopted, and only the small plug needs to be operated when the vacuum channel is dredged, so that the labor intensity of an operator is reduced, and the working safety is improved; the large plugs and the small plugs are filled with heat insulation materials, so that the power consumption is reduced during the distillation of the titanium sponge, and compared with the prior art, the power consumption is saved by 2000kwh in each furnace; because the adopted small plug has small diameter, the quality accident of the titanium sponge product caused by air intake is greatly reduced.
Description
Technical Field
The invention relates to a large cover device in titanium sponge production, in particular to a plugging device for a large cover vertical pipe in titanium sponge production.
Background
At present, the titanium sponge produced by industrial production at home and abroad adopts a Kloer method, and the titanium sponge is produced by an inverted U-shaped combination method developed in the furnace type large-scale direction. The titanium sponge reduction production is that liquid titanium tetrachloride is continuously introduced into a closed hot-end reactor to react with liquid magnesium to generate titanium sponge and magnesium chloride, after the reduction is finished, a reactor is arranged at a cold-end system to collect magnesium chloride distilled from the hot end and a small amount of magnesium, and a pure titanium sponge product is obtained after the distillation is finished. However, during distillation, the phenomenon of blocking the vacuum channel is frequently generated, namely, a mixed condensate of magnesium chloride and magnesium is formed at the lower part of a large cover vertical pipe at the cold end. When the vacuum channel is blocked, the large blind plate on the three-way vertical pipe on the large cover needs to be detached to dredge the vacuum channel, but the large blind plate has large mass, the lifting difficulty of an operator is high, an overhead traveling crane needs to be lifted off, the overhead traveling crane needs to be lifted during installation, the running time of the overhead traveling crane is occupied, and particularly when a plurality of production systems are arranged in a factory building, the overhead traveling crane is busy; when the overhead travelling crane is hoisted without time, the overhead travelling crane is manually disassembled for driving the production time, the disassembly of the large blind plate is carried out at high temperature, the scalding is easy, and the potential safety hazard of manual operation is large; the blind plate has no heat preservation performance, and the whole distillation production consumes a large amount of electric energy; because of the big pipe diameter of tee bend riser, keep malleation in the reducing furnace when must inject a large amount of argon gas ability, prevent that the product from being polluted by the admit air, not only taken away the heat in the reducing furnace, still caused the argon gas use amount to increase, also increased manufacturing cost.
Disclosure of Invention
The invention aims to solve the technical problem of plugging and heat preservation of a large-cover vertical pipe in a distillation stage in the production of titanium sponge and the problem of improving the safety of an operation process.
In order to solve the technical problems, the invention adopts the following technical scheme:
a plugging device for a large-cover vertical pipe in titanium sponge production mainly comprises a large plug 4 and a small plug 7; the small plug 7 is arranged in the large plug 4;
the large plug 4 consists of a large plug outer cylinder 401, a large plug outer cylinder flange 402, a large plug inner cylinder 403, a large plug inner cylinder flange 404, a lifting lug 405, a large plug heat-insulating material 406 and a large plug annular sealing plate 407; the top of the large-plug outer cylinder 401 is provided with a large-plug outer cylinder flange 402; a large plug annular sealing plate 407 is arranged at the bottom of the large plug outer cylinder 401; two lifting lugs 405 are respectively arranged on two sides of the top of the large plug outer cylinder flange 402; the large plug inner cylinder 403 is arranged in the large plug outer cylinder 401, the upper part of the large plug inner cylinder 403 is higher than a large plug outer cylinder flange 402, and a large plug inner cylinder flange 404 is arranged at the top of the large plug inner cylinder 403; the large plug heat insulation material 406 is arranged in a closed cavity formed by the four parts of the large plug outer cylinder 401, the large plug outer cylinder flange 402, the large plug inner cylinder 403 and the large plug annular sealing plate 407;
the small plug 7 consists of a small plug cylinder 701, a small plug flange 702, a small plug sealing plate 703, a handle 704 and a small plug heat-insulating material 705; a small plug flange 702 is arranged at the upper part of the small plug cylinder 701, a small plug sealing plate 703 is arranged at the top part of the small plug cylinder, and a handle 704 is arranged at the center of the small plug sealing plate 703; the small plug heat-insulating material 705 is arranged in a closed system consisting of the small plug cylinder 701 and the small plug closing plate 703;
the large plug flange 402 is fixedly connected with a large cover vertical pipe flange through bolts, and a large graphite sealing gasket 5 is arranged between the large plug flange and the large cover vertical pipe flange; the large plug inner cylinder flange 404 is fixedly connected with the small plug flange 702 through bolts, and a small graphite sealing gasket 6 is arranged between the large plug inner cylinder flange and the small plug flange.
Adopt above-mentioned technical scheme's beneficial effect:
1. the invention adopts the large plug and the small plug, only the small plug needs to be operated when the vacuum channel is dredged, the labor intensity of operators is reduced, and the working safety is improved.
2. The large plugs and the small plugs are filled with heat insulation materials, so that the power consumption is reduced during the distillation of the titanium sponge, and compared with the prior art, the power consumption is saved by 2000kwh per furnace.
3. The small plug adopted by the invention has small diameter, and the quality accident of the titanium sponge product caused by air intake is greatly reduced.
Description of the drawings:
FIG. 1 is a schematic structural diagram of the present invention.
In the figure: 1-reactor, 2-big cover, 3-big cover vertical pipe, 4-big end cap, 5-big graphite sealing pad, 6-small graphite sealing pad, 7-small end cap, 8-aisle transverse pipe and 9-plug.
Fig. 2 is a schematic view of a small plug according to the present invention.
In the figure: 701-small plug cylinder body, 702-small plug flange, 703-small plug sealing plate, 704-handle and 705-small plug heat insulation material.
Fig. 3 is a schematic view of a large plug according to the present invention.
In the figure: 401-large plug outer cylinder, 402-large plug outer cylinder flange, 403-large plug inner cylinder, 404-large plug inner cylinder flange, 405-lifting lug, 406-large plug heat insulation material and 407-large plug annular sealing plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-3, a plugging device for a large-cover vertical pipe in titanium sponge production mainly comprises a large plug 4 and a small plug 7; the small plug 7 is arranged in the large plug 4;
the large plug 4 consists of a large plug outer cylinder 401, a large plug outer cylinder flange 402, a large plug inner cylinder 403, a large plug inner cylinder flange 404, a lifting lug 405, a large plug heat-insulating material 406 and a large plug annular sealing plate 407; the top of the large-plug outer cylinder 401 is provided with a large-plug outer cylinder flange 402; a large plug annular sealing plate 407 is arranged at the bottom of the large plug outer cylinder 401; two lifting lugs 405 are respectively arranged on two sides of the top of the large plug outer cylinder flange 402; the large plug inner cylinder 403 is arranged in the large plug outer cylinder 401, the upper part of the large plug inner cylinder 403 is higher than a large plug outer cylinder flange 402, and a large plug inner cylinder flange 404 is arranged at the top of the large plug inner cylinder 403; the large plug heat insulation material 406 is arranged in a closed cavity formed by the four parts of the large plug outer cylinder 401, the large plug outer cylinder flange 402, the large plug inner cylinder 403 and the large plug annular sealing plate 407;
the small plug 7 consists of a small plug cylinder 701, a small plug flange 702, a small plug sealing plate 703, a handle 704 and a small plug heat-insulating material 705; a small plug flange 702 is arranged at the upper part of the small plug cylinder 701, a small plug sealing plate 703 is arranged at the top part of the small plug cylinder, and a handle 704 is arranged at the center of the small plug sealing plate 703; the small plug heat-insulating material 705 is arranged in a closed system consisting of the small plug cylinder 701 and the small plug closing plate 703;
the large plug flange 402 is fixedly connected with a large cover vertical pipe flange through bolts, and a large graphite sealing gasket 5 is arranged between the large plug flange and the large cover vertical pipe flange; the large plug inner cylinder flange 404 is fixedly connected with the small plug flange 702 through bolts, and a small graphite sealing gasket 6 is arranged between the large plug inner cylinder flange and the small plug flange.
When a cold end system is assembled, a large plug 4 is arranged at the top end of a cold end large cover vertical pipe 3 and connected with a large cover vertical pipe flange through a bolt by using a crown block, and a large graphite sealing gasket 5 is arranged between the large plug and the large cover vertical pipe flange. The large plug inner cylinder flange 404 is connected with the small plug flange 702 through bolts, and a small graphite sealing gasket 6 is arranged between the large plug inner cylinder flange and the small plug flange. When a vacuum channel in titanium sponge distillation production is blocked by a plug 9, the vacuum channel needs to be dredged, the connecting bolt of the cylinder flange 404 and the small plug flange 702 in the large plug is removed, the small plug 2 can be taken out by slightly lifting the handle 704, then the plug 9 is dredged, after the dredging is completed, the unqualified small graphite sealing gasket 6 is cleaned, a new small graphite sealing gasket 6 is replaced, and then the small plug 7 and the large plug 4 are fixedly connected through the bolt.
According to the invention, when the titanium sponge is produced by distillation, the heat preservation problem of the large-cover vertical pipe is solved; the problems of product air inlet caused by blockage of the vacuum channel, overhead crane hoisting time occupation and the like are solved, and meanwhile, the production cost is reduced, and the labor intensity and potential safety hazards of operators are reduced.
Claims (1)
1. The utility model provides a plugging device of big lid riser in titanium sponge production which characterized in that: the plugging device mainly comprises a large plug (4) and a small plug (7); the small plug (7) is arranged in the large plug (4);
the large plug (4) consists of a large plug outer cylinder body (401), a large plug outer cylinder body flange (402), a large plug inner cylinder body (403), a large plug inner cylinder body flange (404), a lifting lug (405), a large plug heat-insulating material (406) and a large plug annular sealing plate (407); a large plug outer cylinder flange (402) is arranged at the top of the large plug outer cylinder (401); a large plug annular sealing plate (407) is arranged at the bottom of the large plug outer cylinder body (401); two lifting lugs (405) are respectively arranged on two sides of the top of the large plug outer cylinder flange (402); the large plug inner cylinder body (403) is arranged in the large plug outer cylinder body (401), the upper part of the large plug inner cylinder body is higher than a large plug outer cylinder body flange (402), and a large plug inner cylinder body flange (404) is arranged at the top of the large plug inner cylinder body (403); the large plug heat insulation material (406) is arranged in a closed cavity formed by the four parts of a large plug outer cylinder body (401), a large plug outer cylinder body flange (402), a large plug inner cylinder body (403) and a large plug annular sealing plate (407);
the small plug (7) consists of a small plug cylinder body (701), a small plug flange (702), a small plug sealing plate (703), a handle (704) and a small plug heat-insulating material (705); a small plug flange (702) is arranged at the upper part of the small plug cylinder body (701), a small plug sealing plate (703) is arranged at the top of the small plug cylinder body, and a handle (704) is arranged at the center of the small plug sealing plate (703); the small plug heat-insulating material (705) is arranged in a closed system consisting of a small plug cylinder body (701) and a small plug sealing plate (703);
the large plug flange (402) is fixedly connected with a large cover vertical pipe flange through bolts, and a large graphite sealing gasket (5) is arranged between the large plug flange and the large cover vertical pipe flange; the large plug inner cylinder flange (404) is fixedly connected with the small plug flange (702) through bolts, and a small graphite sealing gasket (6) is arranged between the large plug inner cylinder flange and the small plug flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911228602.1A CN110762326A (en) | 2019-12-04 | 2019-12-04 | Plugging device for large-cover vertical pipe in titanium sponge production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911228602.1A CN110762326A (en) | 2019-12-04 | 2019-12-04 | Plugging device for large-cover vertical pipe in titanium sponge production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110762326A true CN110762326A (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911228602.1A Pending CN110762326A (en) | 2019-12-04 | 2019-12-04 | Plugging device for large-cover vertical pipe in titanium sponge production |
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| CN (1) | CN110762326A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592135A (en) * | 2022-04-01 | 2022-06-07 | 遵义钛业股份有限公司 | Device for judging distillation ending time of titanium sponge produced by combined method |
-
2019
- 2019-12-04 CN CN201911228602.1A patent/CN110762326A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592135A (en) * | 2022-04-01 | 2022-06-07 | 遵义钛业股份有限公司 | Device for judging distillation ending time of titanium sponge produced by combined method |
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