CN206751421U - A kind of chlorination furnace feed arrangement of chloridising production titanium dioxide - Google Patents
A kind of chlorination furnace feed arrangement of chloridising production titanium dioxide Download PDFInfo
- Publication number
- CN206751421U CN206751421U CN201720563529.3U CN201720563529U CN206751421U CN 206751421 U CN206751421 U CN 206751421U CN 201720563529 U CN201720563529 U CN 201720563529U CN 206751421 U CN206751421 U CN 206751421U
- Authority
- CN
- China
- Prior art keywords
- chlorination furnace
- conveyer
- main line
- nitrogen
- feed arrangement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model proposes a kind of chlorination furnace feed arrangement of chloridising production titanium dioxide, including dry mill, feeding warehouse is provided with；Screening machine, the discharging opening with dry mill, feeding warehouse are connected respectively；Dehydrating unit, it is connected with the discharging opening of screening machine；Collecting bin, it is connected respectively with dehydrating unit, nitrogen main line；Chlorination furnace, it is connected with nitrogen main line.Feed arrangement in the application, by setting dry mill and screening machine, material is crushed and screened and regrading so that titanium material is sufficiently mixed with petroleum coke, it is ensured that the size distribution of material, improves the utilization rate of raw material；The setting of dehydrating unit, material is dried before material enters chlorination furnace, reduce the moisture in material, avoid producing hydrogen chloride and chlorination oxygen titanium in chlorination process, the generation of the accidents such as corrosion and blocking pipeline, valve to production equipment, the irony in material is removed simultaneously, not only realizes the recovery to irony, and be advantageous to the progress of chlorination reaction.
Description
Technical field
It the utility model is related to a kind of chlorination furnace feed arrangement of chloridising production titanium dioxide.
Background technology
Fluidizing chlorination in chloridising production titanium dioxide refers to petroleum coke and titanium material to be mixed and made into mixing by a certain percentage
Material, it is added in boiling chloridizing furnace and the process that chlorination reaction prepares titanium tetrachloride is carried out under fluidized state with chlorine.Seethe with excitement chlorine
Change is typically carried out under the hot conditions higher than 800 DEG C, and strong containing chlorine, hydrogen chloride, titanium tetrachloride etc. in boiling chloridizing furnace
Corrosive gas.
Requirement of the chloridising production titanium white powder craft to raw material is more harsh, that is, requires to use TiO2Content is more than 90%
Titanium ore, it is currently used to have natural rutile ore deposit, synthetic rutile and high titanium slag；The titanium white powder craft pair of chloridising production simultaneously
The size distribution and humidity requirement of miberal powder are higher, because to make the titanium material of heavier mass and the stone of lighter weight in fluidizing chlorination
Oil coke or coke can smoothly fluidization, and ensure that powder can fully carry out chlorination reaction, powder particles distribution situation is
Critically important, if powder high humidity in addition, its moisture is high, and hydrogen chloride and chlorination oxygen titanium can be produced in chlorination process, preceding
Person understands etching apparatus, and the latter can block pipeline, valve.
CN 205973837U disclose a kind of Titanium Dioxide Produced by Chloride Procedure boiling chloridizing furnace feed arrangement, including：Three feed bins；
Three weighing apparatus, three weighing apparatus are connected by being fed pipeline and being corresponded with three feed bins respectively；Three screen clothes, each screen cloth
Corresponding to being located in feed pipeline and between weighing apparatus and feed bin, feed pipeline is provided with neighbouring screen cloth and operation to be opened/closed
Mouthful；Conveyer, the outlet of conveyer connect with boiling chloridizing furnace；Batch mixing spiral organ, batch mixing spiral organ are located at weighing apparatus and conveying
Between the import of device.In the patent document by material screening, weigh, realized in iron removaling, the backward boiling chloridizing furnace of mixing into
Material, but miberal powder is not dehumidified in the fill process, it is impossible to the moisture in final charging is ensured, in chlorination process
Hydrogen chloride and chlorination oxygen titanium can be produced, the former understands etching apparatus, and the latter can block pipeline, valve, be set so as to influence associated production
Standby service life and normal operating condition.
CN 203419758U disclose a kind of compound feed arrangement of boiling chloridizing furnace, including petroleum coke feed bin, titanium material
Storehouse, compound feed bin, screw feeder and gas injection apparatus；Petroleum coke feed bin, titanium feed bin pass through discharging opening and compound
Feed bin is connected；Screw feeder connects with compound feed bin discharge hole；Petroleum coke and titanium material are entered respectively by metering device
Compound feed bin is mixed into after row metering, before compound is transported to gas injection apparatus gas vent by screw feeder
Cavity in, compound is ejected into boiling chloridizing furnace in communication by gas piping by gas injection apparatus.This is special
By to being fed after material metage, mixing by carrier gas into boiling chloridizing furnace in sharp file, but wherein powder is not carried out
Processing, cannot ensure the size distribution situation of powder first so that fluidised form performance during powder carry and fluidizing chlorination compared with
Difference, it is impossible to ensure that material carries out abundant chlorination, secondly do not dehumidified in the fill process to miberal powder, it is impossible to ensure finally to enter
Moisture in material, hydrogen chloride and chlorination oxygen titanium can be produced in chlorination process, the former understands etching apparatus, and the latter can block pipe
Road, valve, so as to influence the service life of relevant production units and normal operating condition.
Utility model content
The purpose of this utility model is to provide a kind of chlorination furnace feed arrangement of chloridising production titanium dioxide, meets chlorination
Method produces the requirement of size distribution and humidity that titanium dioxide is fed in actual production process to miberal powder, solves in fill process
Size distribution and the underproof problem of humidity, it is ensured that the service life of relevant production units and its normal operation shape in chlorination process
State.
In order to solve the above technical problems, the technical solution of the utility model is as follows：
A kind of chlorination furnace feed arrangement of chloridising production titanium dioxide, including dry mill, are provided with feeding warehouse；
Screening machine, the discharging opening with dry mill, feeding warehouse are connected respectively；
Dehydrating unit, it is connected with the discharging opening of screening machine；
Collecting bin, it is connected respectively with dehydrating unit, nitrogen main line；
Chlorination furnace, it is connected with nitrogen main line.
Further, the dehydrating unit includes：
Casing, for providing independent dehumidifying space；
Feed pipe, respectively the discharging opening with casing, screening machine be connected；
Dehumidified conveyer, sets box house, and below feed pipe, the dehumidifying conveyer is internally provided with
Heating wire；
Iron removaling conveyer, box house is arranged on, and below the discharging opening of dehumidifying conveyer, the iron removaling passes
Send and be provided with electromagnet above the material transferring path of device；
Discharge nozzle, it is arranged on below the discharging opening of iron removaling conveyer, the discharge nozzle connects with casing, collecting bin respectively
Connect；
Exhaust tube, it is arranged on casing, and is connected with aspiration pump.
Preferably, it is provided with stock guide between the feed pipe and dehumidifying conveyer；
Stock guide is provided between the discharging opening and iron removaling conveyer of the dehumidifying conveyer；
Stock guide is provided between the discharging opening and discharge nozzle of the iron removaling conveyer.
Further, the dehydrating unit is provided with least two dehumidifying conveyers, any two dehumidifying conveyer
Between be provided with stock guide.
Gas drier and main line valve are provided with the nitrogen main line.
The tie point of collecting bin and nitrogen main line is arranged between gas drier, main line valve.
Further, it is also associated with nitrogen bye-pass on the nitrogen main line.
One end of the nitrogen bye-pass be arranged on gas drier, collecting bin and nitrogen main line tie point it
Between；
The other end of the nitrogen bye-pass is arranged between main line valve and chlorination furnace.
Preferably, it is provided with bye-pass valve on the nitrogen bye-pass.
Compared with prior art, the utility model proposes a kind of chlorination furnace feed arrangement of chloridising production titanium dioxide, lead to
Setting dry mill and screening machine are crossed, material is crushed and screened and regrading, not only make it that titanium material is fully mixed with petroleum coke
Close, and ensure that the size distribution of material, improve the utilization rate of raw material；The setting of other dehydrating unit, enters in material
Material is dried before chlorination furnace, the moisture in material is reduced, avoids because water content height is produced in chlorination process
The generation of the accident such as raw hydrogen chloride and chlorination oxygen titanium, corrosion and blocking pipeline, valve to production equipment, while in material
Iron impurities are removed, and not only realize the recovery to iron impurities, and are advantageous to the progress of chlorination reaction.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the utility model, below by embodiment it is required use it is attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the utility model, for this
For the those of ordinary skill in field, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is a kind of structural representation of the chlorination furnace feed arrangement of chloridising production titanium dioxide described in the utility model
Figure.
Fig. 2 is a kind of dehydrating unit of the chlorination furnace feed arrangement of chloridising production titanium dioxide described in the utility model
Structural representation.
Reference
1st, dry mill；11st, feeding warehouse；2nd, screening machine；3rd, dehydrating unit；31st, feed pipe；32nd, stock guide；33rd, dehumidifying passes
Send device；34th, iron removaling conveyer；35th, heating wire；36th, electromagnet；37th, discharge nozzle；38th, exhaust tube；39th, casing；4th, it is evacuated
Pump；5th, collecting bin；6th, gas drier；7th, nitrogen main line；71st, main line valve；8th, nitrogen bye-pass；81st, bye-pass valve；
9th, chlorination furnace.
Embodiment
With reference to the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is made into one
Step description, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than whole embodiments.Base
Embodiment in the utility model, what those of ordinary skill in the art were obtained on the premise of creative work is not paid
Every other embodiment, belong to the scope of the utility model protection.
Embodiment 1
As shown in figure 1, a kind of chlorination furnace feed arrangement of chloridising production titanium dioxide, including dry mill 1, it is provided with charging
Storehouse 11；Screening machine 2, the discharging opening with dry mill 1, feeding warehouse 11 are connected respectively；Dehydrating unit 3, connect with the discharging opening of screening machine 2
Connect；Collecting bin 5, it is connected respectively with dehydrating unit 31, nitrogen main line 7；Chlorination furnace 9, it is connected with nitrogen main line 7.
Dry mill 1 and screening machine 2, dry mill 1 is set to be crushed to material same in feed arrangement in the present embodiment
When, also by titanium material and petroleum coke carried out it is sufficient mix, and sieved by screening machine 2, with the granularity of control material point
Cloth, the progress separating twice of feeding warehouse 11 can be backed within simultaneously for the residue on sieve of screening machine 2, to improve chloridising production
To the utilization rate of raw material during titanium dioxide；
Dehydrating unit 3 is provided with compared with prior art, in the present embodiment simultaneously, to thing before material enters chlorination furnace
Material is dried, and reduces the moisture in material, avoids in chlorination process because of hydrogen chloride and chlorine caused by water content height
Change oxygen titanium, the generation of the accident such as corrosion and blocking pipeline, valve to production equipment；
In addition, material enters nitrogen main line 7 from collecting bin 5 in the present embodiment, in the case where nitrogen is as carrier gas,
Fed into chlorination furnace 9, this is compared with traditional chlorination furnace screw feed device, without feed arrangement is deep into chlorination furnace
It is interior, solve the problems, such as the corrosive high temperatures gas attack that feed arrangement is easily chlorinated in stove, improve the production effect of chlorination furnace
Rate, avoid feed arrangement be corroded caused by security incident and environmental pollution.
Embodiment 2
As shown in Fig. 2 in order to ensure dehydrating unit 3 has good wet-out property, the dehydrating unit 3 includes：
Casing 39, for providing independent dehumidifying space；
Feed pipe 31, respectively the discharging opening with casing 39, screening machine 2 be connected；
Dehumidify conveyer 33, sets inside casing 39, and in the lower section of feed pipe 31, the dehumidifying conveyer 33
Portion is provided with heating wire 35；
Iron removaling conveyer 34, it is arranged on inside casing 39, and below the discharging opening of dehumidifying conveyer 33, it is described
Electromagnet 36 is provided with above the material transferring path of iron removaling conveyer 34；
Discharge nozzle 37, be arranged on below the discharging opening of iron removaling conveyer 34, the discharge nozzle 37 respectively with casing 39, collection
Feed bin 5 connects；
Exhaust tube 38, it is arranged on casing 39, and is connected with aspiration pump 4.
Further, because the setting of dehumidify conveyer 33, iron removaling conveyer 34, the dehydrating unit 3 not only may be used
To carry out conveying the process while drying to material by dehumidifying conveyer 33, but also can be to being adulterated in material
Iron impurities are removed, and realize the recovery to iron impurities, to the further filtering of material, are more beneficial for the progress of chlorination reaction.
The setting of iron removaling conveyer 34 simultaneously, not only acted on iron removaling, and in material by dehumidifying conveyer
In 33 after the heat drying of heating wire 35, there can be one section of temperature-fall period, material be avoided after collecting bin 5 is entered, because temperature is too high
And the situation for producing accumulation or even caking occurs, to ensure that material has good size distribution feelings all the time in fill process
Condition.
Embodiment 3
As shown in Fig. 2 preferably transporting process in order to ensure material has in dehydrating unit 3, spilling for material is avoided
Situation occurs, and stock guide 32 is provided between the feed pipe 31 and dehumidifying conveyer 33；The dehumidifying conveyer 33
Stock guide 32 is provided between discharging opening and iron removaling conveyer 34；The discharging opening of the iron removaling conveyer 34 and discharge nozzle 37
Between be provided with stock guide 32.
Simultaneously in order to ensure material carries out more thoroughly heat drying process in dehydrating unit 3, reduce as much as possible
Moisture in material, the dehydrating unit 3 are provided with least two dehumidifying conveyers 33, any two dehumidifying transmission dress
Stock guide 32 is provided between putting 33.
Embodiment 4
As shown in Figure 1-2, gas drier 6 and main line valve 71 are provided with the nitrogen main line 7.
The tie point of collecting bin 5 and nitrogen main line 7 is arranged between gas drier 6, main line valve 71.
Nitrogen bye-pass 8 is also associated with the nitrogen main line 7.One end of the nitrogen bye-pass 8 is arranged on gas
Between the tie point of drying device 6, collecting bin 5 and nitrogen main line 7；The other end of the nitrogen bye-pass 8 is arranged on supervisor
Between road valve 71 and chlorination furnace 9.
Bye-pass valve 81 is provided with the nitrogen bye-pass 8.
Wherein, the discharge pressure of nitrogen is consistently greater than chlorination furnace pressure, both can guarantee that material smoothly by nitrogen carrier gas
It is conveyed into chlorination furnace, avoids gas backflow in chlorination furnace to enter in nitrogen main line 7 and nitrogen bye-pass 8 again, causes pipeline rotten
The generation of situations such as erosion and blocking.
The setting of nitrogen bye-pass 8, it can be ensured that after the completion of charging, main line valve 71 is closed, opens bye-pass valve 81,
Make to be filled by nitrogen all the time in the nitrogen main line 7 between main line valve 71 and chlorination furnace 9, avoid the gas in chlorination furnace from falling
Stream, the occurrence of causing corrosion of piping.
Gas drier 6 is set on nitrogen main line 7, avoided because carrier gas carries moisture so that in chlorination process
The generation of the accident such as middle generation hydrogen chloride and chlorination oxygen titanium, corrosion and blocking pipeline, valve to production equipment.
Compared with prior art, the utility model proposes a kind of chlorination furnace feed arrangement of chloridising production titanium dioxide, lead to
Setting dry mill and screening machine are crossed, material is crushed and screened and regrading, not only make it that titanium material is fully mixed with petroleum coke
Close, and ensure that the size distribution of material, improve the utilization rate of raw material；The setting of other dehydrating unit, enters in material
Material is dried before chlorination furnace, the moisture in material is reduced, avoids because water content height is produced in chlorination process
The generation of the accident such as raw hydrogen chloride and chlorination oxygen titanium, corrosion and blocking pipeline, valve to production equipment, while in material
Iron impurities are removed, and not only realize the recovery to iron impurities, and are advantageous to the progress of chlorination reaction.
The preferred embodiment of the application is the foregoing is only, not limiting the application, all essences in the application
God any modification, equivalent substitution and improvements done etc., should be included within the scope of the application protection with principle.
Claims (9)
- A kind of 1. chlorination furnace feed arrangement of chloridising production titanium dioxide, it is characterised in that including dry mill (1), be provided with into Feed bin (11)；Screening machine (2), the discharging opening with dry mill (1), feeding warehouse (11) are connected respectively；Dehydrating unit (3), it is connected with the discharging opening of screening machine (2)；Collecting bin (5), it is connected respectively with dehydrating unit (3), nitrogen main line (7)；Chlorination furnace (9), it is connected with nitrogen main line (7).
- 2. the chlorination furnace feed arrangement of a kind of chloridising production titanium dioxide as claimed in claim 1, it is characterised in that described to remove Wet device (3) includes：Casing (39), for providing independent dehumidifying space；Feed pipe (31), respectively the discharging opening with casing (39), screening machine (2) be connected；Dehumidify conveyer (33), sets casing (39) internal, and below feed pipe (31), the dehumidifying conveyer (33) it is internally provided with heating wire (35)；Iron removaling conveyer (34), casing (39) inside is arranged on, and below the discharging opening of dehumidifying conveyer (33), institute State and be provided with electromagnet (36) above the material transferring path of iron removaling conveyer (34)；Discharge nozzle (37), be arranged on below the discharging opening of iron removaling conveyer (34), the discharge nozzle (37) respectively with casing (39), collecting bin (5) connects；Exhaust tube (38), it is arranged on casing (39), and is connected with aspiration pump (4).
- A kind of 3. chlorination furnace feed arrangement of chloridising production titanium dioxide as claimed in claim 2, it is characterised in that it is described enter Stock guide (32) is provided between expects pipe (31) and dehumidifying conveyer (33)；Stock guide (32) is provided between the discharging opening and iron removaling conveyer (34) of the dehumidifying conveyer (33)；Stock guide (32) is provided between the discharging opening and discharge nozzle (37) of the iron removaling conveyer (34).
- 4. the chlorination furnace feed arrangement of a kind of chloridising production titanium dioxide as claimed in claim 2, it is characterised in that described to remove Wet device (3) is provided with least two dehumidifying conveyers (33), is provided between any two dehumidifying conveyer (33) Stock guide (32).
- A kind of 5. chlorination furnace feed arrangement of chloridising production titanium dioxide as claimed in claim 1, it is characterised in that the nitrogen Gas drier (6) and main line valve (71) are provided with gas main line (7).
- A kind of 6. chlorination furnace feed arrangement of chloridising production titanium dioxide as claimed in claim 1, it is characterised in that collecting bin (5) it is arranged on the tie point of nitrogen main line (7) between gas drier (6), main line valve (71).
- 7. a kind of chlorination furnace feed arrangement of chloridising production titanium dioxide as described in claim any one of 1-6, its feature exist In being also associated with nitrogen bye-pass (8) on the nitrogen main line (7).
- A kind of 8. chlorination furnace feed arrangement of chloridising production titanium dioxide as claimed in claim 7, it is characterised in that the nitrogen The one end on gas branch pipe road (8) is arranged between the tie point of gas drier (6), collecting bin (5) and nitrogen main line (7)；The other end of the nitrogen bye-pass (8) is arranged between main line valve (71) and chlorination furnace (9).
- A kind of 9. chlorination furnace feed arrangement of chloridising production titanium dioxide as claimed in claim 7, it is characterised in that the nitrogen Bye-pass valve (81) is provided with gas branch pipe road (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720563529.3U CN206751421U (en) | 2017-05-19 | 2017-05-19 | A kind of chlorination furnace feed arrangement of chloridising production titanium dioxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720563529.3U CN206751421U (en) | 2017-05-19 | 2017-05-19 | A kind of chlorination furnace feed arrangement of chloridising production titanium dioxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206751421U true CN206751421U (en) | 2017-12-15 |
Family
ID=60619776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720563529.3U Active CN206751421U (en) | 2017-05-19 | 2017-05-19 | A kind of chlorination furnace feed arrangement of chloridising production titanium dioxide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206751421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108793241A (en) * | 2018-09-04 | 2018-11-13 | 沈阳东方钛业股份有限公司 | A kind of charging ring for titanium white production |
-
2017
- 2017-05-19 CN CN201720563529.3U patent/CN206751421U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108793241A (en) * | 2018-09-04 | 2018-11-13 | 沈阳东方钛业股份有限公司 | A kind of charging ring for titanium white production |
| CN108793241B (en) * | 2018-09-04 | 2023-09-08 | 沈阳东方钛业股份有限公司 | Charging ring for titanium dioxide production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103949322B (en) | A kind of nickel slag grinding system and its production technology | |
| CN103395829B (en) | Method and equipment for producing titanium tetrachloride through circular chlorination | |
| CN102600923B (en) | Magnetite finish grinding system and grinding method thereof | |
| CN101054166B (en) | Method of producing sulfur from low-grade pyrites by two-section fluid bed | |
| CN206746767U (en) | A kind of desulfurization agstone preparation system | |
| CN109734335A (en) | A method of high-quality steel-making slag powder is produced based on steel slag modifying agent | |
| CN206751421U (en) | A kind of chlorination furnace feed arrangement of chloridising production titanium dioxide | |
| CN113929134A (en) | Recycling method of fine-fraction titanium-rich material | |
| CN203874873U (en) | Nickel slag grinding system | |
| CN104787741B (en) | The method of the carbon containing powder resource utilization of industry | |
| CN106482530A (en) | A kind of sintering deposit multipot type heat recovering device and sensible heat recovery method | |
| CN104404178A (en) | Molten slag dry granulation and waste heat recovery system | |
| CN110228710A (en) | The efficient transportation system of dedusting ash and anti-clogging control method | |
| CN207238206U (en) | A kind of environment-friendly type pulverized coal preparation system | |
| CN103934197B (en) | A kind of ilmenite concentrate grading plant and stage division thereof | |
| CN107377087A (en) | Metallic ore crushing dryer | |
| CN107902686A (en) | A kind of precipitated calcium carbonate intelligent ecological utilization of resources production method | |
| CN205425675U (en) | Rotary type cylinder rotary dryer constructs | |
| CN114370757B (en) | Storage bin lump ore pretreatment system and lump ore pretreatment method | |
| CN115180647A (en) | Efficient boiling chlorination method for carbide slag | |
| CN212882859U (en) | Production line device for recycling glass fiber waste silk | |
| CN105268308B (en) | In a kind of ore pulp desulfurization and clear liquid reclamation set and method | |
| CN106630689A (en) | Preparation method of building paint grade ash calcium powder | |
| CN208346046U (en) | A kind of sierozem power and calcium hydroxide automate environment-friendly type production line | |
| CN206828337U (en) | A kind of copper-contained sludge is granulated and the equipment of prebake |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191009 Address after: 471000 Luanchuan County Tourism Industry Agglomeration Area, Luoyang City, Henan Province Patentee after: CHINA TITANIUM GROUP LUOYANG CITY YUXING CHEMICAL CO., LTD. Address before: Jin Jia Ling Jie Cha Shan Ao Zhen 421002 Hunan city of Hengyang province Zhuhui District No. 1 of No. 1 Patentee before: Hengyang strong Titanium Co., Ltd. |
|
| TR01 | Transfer of patent right |