CN106906371A - A kind of high temperature dredger for titanium sponge distillation - Google Patents
A kind of high temperature dredger for titanium sponge distillation Download PDFInfo
- Publication number
- CN106906371A CN106906371A CN201710137410.4A CN201710137410A CN106906371A CN 106906371 A CN106906371 A CN 106906371A CN 201710137410 A CN201710137410 A CN 201710137410A CN 106906371 A CN106906371 A CN 106906371A
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- China
- Prior art keywords
- cylinder
- dredging
- valve seat
- sealing structure
- cylinder saddle
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Classifications
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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
-
- 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
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
Abstract
A kind of high temperature dredger for titanium sponge distillation, including cylinder, connects bearing, cylinder saddle and the seal valve seat being sequentially connected with；The two ends of cylinder saddle are respectively provided with sealing structure and lower sealing structure, so as to form airtight cavity in cylinder saddle；Connects bearing has one and sets leachy buffering cavity；The piston rod of cylinder through connects bearing buffering cavity after be connected with the dredging valve rod in the airtight cavity of cylinder saddle, and its tie point dredging stem movement during be always positioned in airtight cavity；Seal valve seat is provided with the cooling chamber for accessing cooling medium, and lower sealing structure is lowered the temperature by cooling medium, and the dredging valve rod is passed from seal valve seat, and is provided with the valve head with tooth-shape structure of dredge blockage.The present apparatus can carry out automatic dredging to cold end vertical tube, and cold end vertical tube plug need not be opened manually carries out inspection dredging, so as to shorten distillation time and reduce power consumption, argon gas consumption, reduce titanium sponge production cost.
Description
Technical field
The invention belongs to titanium sponge production field, more particularly to the high temperature dredging dress in inverted U reduction-retort distillation stage
Put.
Background technology
Magnesium-reduced titanium tetrachloride method production titanium sponge is broadly divided into reduction and two stages of distillation, inverted U reduction-retort
Terminate to enter the distillation stage in reduction, need to be docked cold end reactor and hot junction reactor before starting distillation, during docking
The vertical tube in the big lid in hot junction is needed to load onto high-temperature valve, the vertical tube of the big lid of cold end loads onto seal plug.Distillation stage total duration about 100
Hour, the magnesium and magnesium chloride for remaining in hot junction inside reactor in the distillation stage pass sequentially through the big Gai Heng in hot junction in the form of a vapor
Vertical tube and the big lid of cold end are managed anyhow, and entering into cold end reaction internal condensation turns into solid-state.Because cold junction temperature is relatively low, in magnesium vapor
Condensed into the exit being easy to during cold end below cold end vertical tube with chlorination magnesium vapor and form condensate.With
The increase of duration is distilled, this position condensate can be cumulative, if taken no action to, ultimately results in the blocking of cold end vertical tube,
So as to be interrupted to causing to distill.Still cannot effectively judge for distillation plugging degree situation in industry at this stage.
The common practice of country's titanium sponge industry is periodically to divide the plug of opening cold end vertical tube several times in the distillation stage at present
Plugging situation is checked, once find that plugging clears up condensate manually by operator using drill rod.Needed before opening plug every time
Suspend distillation, argon gas protection is filled with simultaneously to cold end and hot junction.Need to continue ceaselessly argon filling in the condensate of cleaning, with
Ensure that the Sponge Titanium in the reactor of hot junction is not arrived by air pollution useless.Cleaning is vacuumized to cold end hot junction again after terminating
Continue to distill.Suspend distillation every time, open and check cleaning, then the process for recovering to distill needs to take nearly 3 hours, this time
Interior power consumption, argon gas consumption are a key factors for influenceing cost of sponge Titanium.
The content of the invention
It is an object of the invention to provide a kind of high temperature dredger for titanium sponge distillation, installed in inverted U reduction-steaming
On the cold end vertical tube of furnace cold end reactor, automatic dredging is carried out to cold end vertical tube, and cold end vertical tube plug need not be opened manually
Inspection dredging is carried out, so as to shorten distillation time and reduce power consumption, argon gas consumption, reduce titanium sponge production cost.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is：A kind of height for titanium sponge distillation
Warm dredger, including cylinder, connects bearing, cylinder saddle, seal valve seat and dredging valve rod, the cylinder, connects bearing, gas
Cylinder bearing and seal valve seat are sequentially connected with；
Upper sealing structure is set between the cylinder saddle and connects bearing, it is close under being set between cylinder saddle and seal valve seat
Seal structure, and airtight cavity is constituted by the side wall of described upper sealing structure, lower sealing structure and cylinder saddle；
The connects bearing has a buffering cavity, and the side wall for buffering cavity is provided with the stomata being in communication with the outside, by cylinder
The gas discharge of leakage；
The piston rod of the cylinder through connects bearing buffering cavity after with the airtight cavity of cylinder saddle in dredging valve rod
Connect, and its tie point is always positioned in airtight cavity during stem movement is dredged；
The seal valve seat is provided with the cooling chamber for accessing cooling medium, and lower sealing structure is lowered the temperature by cooling medium, the dredging
Valve rod is passed from seal valve seat, and is provided with the valve head with tooth-shape structure of dredge blockage.
Further, the top of the dredging valve rod is provided with positioning disk, and positioning disk is contacted with cylinder saddle inwall.
Further, connected by spherical linkage between the dredging valve rod and piston rod.
Further, the upper sealing structure is made up of O-ring seal and sealing gland；The lower sealing structure is by asbestos
Packing, V-type filler and gland composition, asbestos packing and V-type filler are arranged on seal valve seat inwall, and by filler pressure
Lid is fixed.
Compared with prior art, the beneficial effects of the invention are as follows：
First, in the case of may be implemented in cold end vertical tube without opening using the present apparatus, it is dredged, in dredging process
In, distilled without pause, therefore, on the one hand can significantly mitigate the labour intensity of operating personnel, on the other hand, can shorten
Distillation time simultaneously effectively reduces the power consumption of argon gas consumption and equipment, through experiment, using the present apparatus after, compared to artificial dredging,
Distillation time 10h can be shortened.
Second, connected using spherical linkage between piston rod and dredging valve rod, can relatively rotate in allowed limits,
Therefore the requirement reduction to installation accuracy, and eliminate because installing or using for a long time the unfavorable shadow for producing eccentric and Zona transformans
Ring；Also, positioning disk is provided with the shaft of dredging valve rod, positioning disk excircle is contacted with cylinder saddle cavity inner wall, can be with
It is further ensured that dredging valve rod will not occur eccentric stuck phenomenon when moving up and down.
3rd, the setting of connects bearing can separate the cylinder body of cylinder with the cavity of cylinder saddle, on the one hand, be easy to
The independent maintenance of cylinder；On the other hand, when using compressed air as gas is driven, if leakage occurs in cylinder, leak
Compressed air can enter and connects bearing and ambient atmosphere is entered by the stomata of connects bearing, so as to avoid compressed air from entering gas
In the cavity of cylinder bearing, the vacuum environment in influence cold end vertical tube.
4th, the connecting portion between piston rod and dredging valve rod is always positioned in the cavity of cylinder saddle, it is ensured that
The stabilization of cylinder saddle cavity composition of gases within, and then avoid polluting reactor.
5th, described seal valve seat compresses asbestos packing by gland, to form annular seal space, can further eliminate down
The hidden danger of square reactor air inlet；And cooling chamber is set outside annular seal space, and it is passed through the cooling medium of circulation（It can be cooling
Water）To annular seal space cooling so as to protect sealing structure to extend the life-span of sealing structure.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the partial enlarged drawing at A in Fig. 1；
Fig. 3 is the partial enlarged drawing at B in Fig. 1；
Marked in figure：1st, cylinder, 2, piston rod, 3 connects bearings, 4, cylinder saddle, 401, evacuate mouth, 5, dredging valve rod, 501,
Positioning disk, 502, valve head, 6, seal valve seat, 601, V-type filler, 602, asbestos packing, 603, gland, 604, cooling chamber,
605th, guide ring, 7, spherical linkage, 8, O-ring seal, 9, sealing gland.
Specific embodiment
Below in conjunction with the accompanying drawings, technical scheme is further described by specific embodiment.
As illustrated, a kind of high temperature dredger for titanium sponge distillation, sea is produced for magnesium-reduced titanium tetrachloride method
The distillation stage of continuous titanium, this stage is after reduction phase is completed, it is therefore desirable to carried out under vacuum, to completely cut off air,
The oxygen in air is avoided to the titanyl after reduction, so, to avoid air to be reacted into cold end during present apparatus use
In device.
Based on this kind of consideration, the present invention is main by cylinder 1, piston rod 2, connects bearing 3, cylinder saddle 4, dredging valve rod 5
Constituted with this six part of seal valve seat 6；Wherein this four part of cylinder 1, connects bearing 3, cylinder saddle 4, seal valve seat 6 is static state
Part, piston rod 2 and the dredging component movement part of valve rod 5；Drive dredging valve rod 5 to move back and forth by piston rod 2, realize distillation
Function is dredged in plugging.
The cylinder 1 uses double-acting cylinder, and upper and lower ends cylinder head is reserved gas source interface, accessed when using respectively
0.4Mpa compressed airs or argon gas are used as driving source of the gas；The piston rod 2 of the cylinder 1 uses 304 stainless steels, so can be most
The weight of the mitigation equipment of big degree；Described cylinder saddle 4 is connected by connects bearing 3 with cylinder 1, i.e. connects bearing 3
Upper flange is arranged on cylinder 1 by bolt, and lower flange is connected with the upper flange of cylinder saddle 4, and in the upper flange of cylinder saddle 4
Place sets and compresses the upper sealing structure that O-ring seal 8 is constituted, the lower flange of cylinder saddle 4 and described sealing by sealing gland 9
The upper flange of valve seat 6 is connected, and gland 603 is set at the upper flange of seal valve seat 6 and is filled out with compressing the V-type of the inwall of seal valve seat 6
, to constitute lower sealing structure, the inwall of seal valve seat 6 is provided with ledge structure, V-type filler 601 and asbestos for material 601 and asbestos packing 602
Packing 602 is arranged on the ledge structure, and the circumferentially disposed guide ring contacted with the dredging shaft of valve rod 5 below ledge structure
605, airtight cavity is formed by the cavity of the common sealing cylinder bearing 4 of lower sealing structure and upper sealing structure；Outside seal valve seat 6
Layer sets the cooling water that circulation is passed through in cooling chamber 604, cooling chamber 604, to the cooling of lower sealing structure so as to protect lower sealing knot
Structure, the life-span of the lower sealing structure of extension；Dredging valve rod 5 is set in the airtight cavity of cylinder saddle 4, and dredging valve rod 5 is selected
310S material stainless steels, it is ensured that dredging valve rod 5 Reusability in the long-term environment that colds and heat succeed each other will not occur moderate finite deformation, dredge
The one end of valve rod 5 is connected by spherical linkage 7 and piston rod 2, and the spherical linkage 7 is in the up and down process of dredging valve rod 5
In be always positioned in the airtight cavity of cylinder saddle 4, the other end for dredging valve rod 5 is passed from the end of seal valve seat 6, and is provided with thin
The valve head 502 of pass blocking plug, valve head 502 is provided with tooth-shape structure, and the shaft top for dredging valve rod 5 is provided with positioning disk 501, positioning disk
The 501 cylindrical inwalls with the airtight cavity of cylinder saddle 4 are in contact, it is ensured that dredging valve rod 5 does not occur eccentric card when moving back and forth
Dead phenomenon.
Further, the stomata in the external world is communicated with the connects bearing 3, so compressed air is being used as driving
During gas, leaked to connects bearing 3 if there is cylinder 1, the gas of leakage can be discharged by stomata, so as to avoid compressed air
Enter into inside the airtight cavity of cylinder saddle 4, also can just reduce compressed air into the risk of lower section reactor.
Further, evacuation mouth 401 is opened up in the side wall of cylinder saddle 4, and connects vacuum extractor, to keep cylinder saddle
The vacuum environment of 4 airtight cavities, prevents from descending sealing structure leakage occur in use and polluting lower section reactor air inlet
Titanium sponge therein.
When in use, argon gas protection is passed through in the airtight cavity of cylinder saddle 4, accordingly even when there is leakage in seal valve seat 6,
Into reactor is also argon gas, will not cause oxidation stain to titanium sponge therein.
In assembling distillation cold end reactor, with bolt by the flange and cold end reactor of the bottom of present apparatus seal valve seat 6
The flange of vertical tube is connected, and argon gas flexible pipe is connected at the gas source interface of the upper and lower part of cylinder 1, you can in still-process
Use the device；By test, present apparatus using effect is good, simple to operate, meets onsite application requirement, greatly shortens and steams
The time in stage is evaporated, the problem of the difficult cleaning of plugging is overcome, reduces the work workload of workman, improve operating efficiency, used
Cheng Wending, remarkable in economical benefits.
Claims (4)
1. it is a kind of for titanium sponge distillation high temperature dredger, it is characterised in that：Including cylinder（1）, connects bearing（3）, gas
Cylinder bearing（4）, dredging valve rod（5）And seal valve seat（6）, the cylinder（1）, connects bearing（3）, cylinder saddle（4）And sealing
Valve seat（6）It is sequentially connected with；
The cylinder saddle（4）With connects bearing（3）Between upper sealing structure is set, in cylinder saddle（4）With seal valve seat（6）
Between lower sealing structure is set, and by described upper sealing structure, lower sealing structure and cylinder saddle（4）Side wall constitute it is close
Closed chamber body；
The connects bearing（3）With a buffering cavity, the side wall for buffering cavity is provided with the stomata being in communication with the outside, by gas
Cylinder（1）The gas discharge of leakage；
The cylinder（1）Piston rod（2）Through connects bearing（3）Buffering cavity after with cylinder saddle（4）In airtight cavity
Dredging valve rod（5）Connection, and its tie point is in dredging valve rod（5）Airtight cavity is always positioned at during reciprocating motion
It is interior；
The seal valve seat（6）It is provided with the cooling chamber for accessing cooling medium（604）, lower sealing structure is lowered the temperature by cooling medium,
The dredging valve rod（5）From seal valve seat（6）In pass, and be provided with the valve head with tooth-shape structure of dredge blockage（502）.
2. it is according to claim 1 it is a kind of for titanium sponge distillation high temperature dredger, it is characterised in that：The dredging
Valve rod（5）Top be provided with positioning disk（501）, positioning disk（501）With cylinder saddle（4）Inwall is contacted.
3. it is according to claim 1 it is a kind of for titanium sponge distillation high temperature dredger, it is characterised in that：The dredging
Valve rod（5）With piston rod（2）Between pass through spherical linkage（7）Connection.
4. it is according to claim 1 it is a kind of for titanium sponge distillation high temperature dredger, it is characterised in that：It is described close
Seal structure is by O-ring seal（8）And sealing gland（9）Composition；The lower sealing structure is by V-type filler（601）, asbestos packing
（602）And gland（603）Composition, V-type filler（601）And asbestos packing（602）It is arranged on seal valve seat（6）Inwall
On, and by gland（603）It is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710137410.4A CN106906371B (en) | 2017-03-09 | 2017-03-09 | A kind of high temperature dredger for titanium sponge distillation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710137410.4A CN106906371B (en) | 2017-03-09 | 2017-03-09 | A kind of high temperature dredger for titanium sponge distillation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106906371A true CN106906371A (en) | 2017-06-30 |
| CN106906371B CN106906371B (en) | 2019-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710137410.4A Active CN106906371B (en) | 2017-03-09 | 2017-03-09 | A kind of high temperature dredger for titanium sponge distillation |
Country Status (1)
| Country | Link |
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| CN (1) | CN106906371B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114769237A (en) * | 2022-04-21 | 2022-07-22 | 朝阳金达钛业股份有限公司 | High-efficient self-cleaning device in U type titanium sponge reactor distillation passageway |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1900329A (en) * | 2006-07-18 | 2007-01-24 | 遵义钛业股份有限公司 | Distilling path dredger on cold end reactor large lid for producing sponge titanium |
| CN202011898U (en) * | 2011-02-28 | 2011-10-19 | 王小龙 | Heating type reactor large cover |
| CN202170357U (en) * | 2011-07-11 | 2012-03-21 | 金川集团有限公司 | Inflating and deflating device for titanium sponge reactor |
| CN206646155U (en) * | 2017-03-09 | 2017-11-17 | 洛阳双瑞万基钛业有限公司 | A kind of high temperature dredger for titanium sponge distillation |
-
2017
- 2017-03-09 CN CN201710137410.4A patent/CN106906371B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1900329A (en) * | 2006-07-18 | 2007-01-24 | 遵义钛业股份有限公司 | Distilling path dredger on cold end reactor large lid for producing sponge titanium |
| CN202011898U (en) * | 2011-02-28 | 2011-10-19 | 王小龙 | Heating type reactor large cover |
| CN202170357U (en) * | 2011-07-11 | 2012-03-21 | 金川集团有限公司 | Inflating and deflating device for titanium sponge reactor |
| CN206646155U (en) * | 2017-03-09 | 2017-11-17 | 洛阳双瑞万基钛业有限公司 | A kind of high temperature dredger for titanium sponge distillation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114769237A (en) * | 2022-04-21 | 2022-07-22 | 朝阳金达钛业股份有限公司 | High-efficient self-cleaning device in U type titanium sponge reactor distillation passageway |
| CN114769237B (en) * | 2022-04-21 | 2024-02-06 | 朝阳金达钛业股份有限公司 | High-efficient self-cleaning device in U type titanium sponge reactor distillation passageway |
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| Publication number | Publication date |
|---|---|
| CN106906371B (en) | 2019-11-05 |
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