CN109173959A - A kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide - Google Patents
A kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide Download PDFInfo
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- CN109173959A CN109173959A CN201811073317.2A CN201811073317A CN109173959A CN 109173959 A CN109173959 A CN 109173959A CN 201811073317 A CN201811073317 A CN 201811073317A CN 109173959 A CN109173959 A CN 109173959A
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- miberal powder
- titanium dioxide
- mixing apparatus
- slot
- production titanium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
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- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention discloses a kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide, including premixing slot, the top of the premix slot is equipped with miberal powder input port, the miberal powder input port is to being externally connected with miberal powder feed bin, the miberal powder input port is inwardly connected with miberal powder pipe, the top of the premix slot is equipped with spraying mechanism, the spraying mechanism includes that multiple inside have pipeline and the different circle body of diameter, multiple circle bodies are coaxial, it is interconnected between multiple circle bodies, each circle body is equipped with several spray apertures, the lower part of the premix slot is equipped with two rabbling mechanisms being arranged above and below, mixing direction between two rabbling mechanisms is reversed each other.The device can be such that reactant is uniformly mixed, and can improve acidolysis efficiency.
Description
Technical field
The present invention relates to titanium white continuous acidolysis reaction equipment technical fields, are specifically related to a kind of continuous acidolysis production titanium
The pre-mixing apparatus of white powder.
Background technique
The technique of industrialized production titanium dioxide has the two: chloridising and sulfuric acid process at present.The technology of chloridising is considerably complicated,
All very high, current only a few countries grasp technique is required equipment material, automatic control level, research and development
Technical difficulty is big, and equipment investment is costly, so China is substantially or using Titanium White Production By Sulfuric Acid Process.Production of titanium dioxide by sulfuric acid method
The main process of powder is: ilmenite powder and the concentrated sulfuric acid is subjected to acidolysis reaction and produce titanyl sulfate, then generates metatitanic acid through hydrolysis,
Metatitanic acid calcined, is crushed and is obtained titanium dioxide product.
Although there is the high-efficient premixing system of acidolysis in existing pre-mixing apparatus, but structure is complicated, at high cost, to enterprise
For uneconomical, while the problem that the premixing system having is slow there is also acidolysis rate in acid hemolysis process, it is a therefore, it is necessary to invent
Not only structure was simple, but also acidolysis rate high pre-mixing apparatus solves the problems, such as.
Summary of the invention
For the above-mentioned problems in the prior art, it is desirable to provide a kind of that reactant can be made to be uniformly mixed and improve acid
Solve the pre-mixing apparatus of the continuous acidolysis production titanium dioxide of efficiency.
Specific technical solution is as follows:
A kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide, including premix slot, the top of the premix slot are equipped with mine
Powder input port, to miberal powder feed bin is externally connected with, the miberal powder input port is inwardly connected with miberal powder pipe, described for the miberal powder input port
The top for premixing slot is equipped with spraying mechanism, and the spraying mechanism includes that multiple inside have pipeline and the different circle body of diameter, more
A circle body is coaxial, is interconnected between multiple circle bodies, and each circle body is equipped with several spray apertures, the premix
The lower part of slot is equipped with two rabbling mechanisms being arranged above and below, and the mixing direction between two rabbling mechanisms is reversed each other.
Preferably, the spraying mechanism is the multilayer cyclic structure being made of the different circle body of multiple diameters, the multilayer
Cyclic structure is equipped with an idle loop heart, and the miberal powder pipe protrudes into the idle loop heart and is directed toward the premix trench bottom.
Preferably, one end that the miberal powder pipe is directed toward the premix trench bottom is equipped with radial tube head, the radial pipe
Head is equipped with flour opening.
Preferably, the maximum circle body of diameter is along the circumferential direction set there are three fixed block, in the top of the premix slot
The annular groove of the fixed fixed block is offered on wall.
Preferably, the maximum circle body of diameter is equipped with sulfuric acid inlet.
Preferably, the spray apertures are shower nozzle.
Preferably, the rabbling mechanism includes agitating shaft and paddle, and the paddle includes multiple along agitating shaft axial direction
The mixing blade being uniformly arranged, the structure of each mixing blade are fan leaf laminated structure.
The good effect of above-mentioned technical proposal is:
1) present invention covers the injection of sulfuric acid liquid by spraying mechanism of the setting with multilayer cyclic structure in premix slot
Capping product increase, can from different directions, different location spray sulfuric acid, increase the contact area between miberal powder and sulfuric acid, improve
The reaction efficiency of acid hemolysis process, so that reaction is more abundant；
2) present invention has the miberal powder pipe of radial tube head by setting, and when so that launching miberal powder, miberal powder relatively evenly divides
Cloth is launched in the bottom of premix slot, the cover type for realizing miberal powder material, when fill-before-fire sulfuric acid liquid, can be effectively improved in acid hemolysis process
Acidolysis efficiency；
3) present invention carries out reaction stirring by the rabbling mechanism of reverse agitating function each other, so that reaction is uniformly mixed.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram of the spraying mechanism in the present invention；
Fig. 3 is the structural schematic diagram of the radial tube head in the present invention.
In attached drawing, 1, premix slot；11, miberal powder input port；12, miberal powder feed bin；13, annular groove；2, miberal powder pipe；21, radial
Tube head；22, flour opening；3, spraying mechanism；31, circle body；32, multilayer cyclic structure；33, the idle loop heart；34, fixed block；35, sulfuric acid
Inlet；4, rabbling mechanism；41, agitating shaft；42, paddle.
Specific embodiment
It is real below in order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention
Example combination attached drawing is applied to be specifically addressed to provided by the invention.
It please refers to shown in Fig. 1, Fig. 2 and Fig. 3, shows a kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide, including
The premix slot 1 of perovskite powder and sulfuric acid reaction, the top of the premix slot 1 are equipped with miberal powder input port 11, and miberal powder input port 11 is outside (i.e.
Towards outside premix slot 1) it is connected with miberal powder feed bin 12, miberal powder input port 11 inwardly (i.e. towards premix slot 1 in) is connected with miberal powder pipe 2, defeated
Send perovskite powder into premix slot 1.The top for premixing slot 1 is equipped with spraying mechanism 3, and spraying mechanism 3 is used to spray sulfuric acid, with perovskite powder
Reaction.The spraying mechanism 3 includes that multiple inside have pipeline and the different circle body 31 of diameter, and multiple circle bodies 31 are coaxially disposed,
With the extension of central axial outside direction, the diameter of circle body 31 is gradually increased, and the spraying mechanism 3 is made to form multilayer cyclic structure 32,
And be interconnected between multiple circle bodies 31, facilitate the circulation of sulfuric acid, each circle body 31 is equipped with several spray apertures, and spray apertures are
Shower nozzle, by the spraying mechanism 3 of such multilayer cyclic structure 32, can from different directions, different location spray sulfuric acid, increase
Contact area between miberal powder and sulfuric acid, improves reaction efficiency, so that reaction is more abundant.It is set again in the lower part of premix slot 1
There are two rabbling mechanisms 4 being arranged above and below, the mixing direction between two rabbling mechanisms 4 is reversed each other, with traditional stirring side
Formula is compared, such agitating mode stirring efficiency with higher, and the setting of agitating shaft 41 up and down, can will premix 1 bottom of slot
Reactant constantly stir up so that miberal powder and sulfuric acid liquid are sufficiently and uniformly in contact with improving the acidolysis efficiency of acid hemolysis process.
The spraying mechanism 3 is the multilayer cyclic structure 32 being made of the different circle body 31 of multiple diameters, multilayer cyclic structure
32 are equipped with an idle loop heart 33, and miberal powder pipe 2 protrudes into the idle loop heart 33 and extends downwardly spraying mechanism 3, are directed toward premix 1 bottom of slot, miberal powder
One end that pipe 2 is directed toward premix 1 bottom of slot is equipped with radial tube head 21, and radial tube head 21 is equipped with flour opening 22, miberal powder is thrown
Entrance 11 protrudes into premix 1 bottom of slot by miberal powder pipe 2, and the radial of flour opening 22 is provided at the tube head of miberal powder pipe 2
Tube head 21, when so that launching miberal powder, miberal powder is relatively evenly distributed in the bottom of premix slot 1, and acidolysis can be improved in fill-before-fire sulfuric acid liquid
Acidolysis efficiency in the process.
The spraying mechanism 3 of multilayer cyclic structure 32 realizes the cover type sprinkling of sulfuric acid liquid, the miberal powder of radial tube head 21
The cover type that pipe 2 realizes miberal powder material is launched, and the two combines, and extremely efficiently improves the acidolysis reaction speed in acid hemolysis process
Rate.
When spraying mechanism 3 is installed, three fixed blocks 34 are set along its circumferencial direction on the maximum circle body 31 of diameter, together
When, the annular groove 13 for fixing the fixed block 34 is opened up in the upper inside wall of premix slot 1, the fixed block 34 on circle body 31 is embedded in solid
It is scheduled in annular groove 13, and sulfuric acid liquid inlet is set on the maximum circle body 31 of the diameter, which passes through pipeline
It stretches out outside premix slot 1.
In addition, the rabbling mechanism 4 includes agitating shaft 41 and paddle 42, paddle 42 includes multiple axial along agitating shaft 41
The structure of the mixing blade being uniformly arranged, each mixing blade is fan leaf laminated structure, improves being stirred for acid hemolysis process
Efficiency.
The above is only preferred embodiments of the present invention, are not intended to limit the implementation manners and the protection scope of the present invention, right
For those skilled in the art, it should can appreciate that and all replace with being equal made by description of the invention and diagramatic content
It changes and obviously changes obtained scheme, should all be included within the scope of the present invention.
Claims (7)
1. a kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide, it is characterised in that: including premixing slot (1), the premix slot
(1) top is equipped with miberal powder input port (11), and the miberal powder input port (11) is to being externally connected with miberal powder feed bin (12), the miberal powder
Input port (11) is inwardly connected with miberal powder pipe (2), and the top of premix slot (1) is equipped with spraying mechanism (3), the spraying mechanism
(3) include that multiple inside have pipeline and a different circle body (31) of diameter, multiple circle bodies (31) coaxially, multiple circle bodies
(31) it is interconnected between, each circle body (31) is equipped with several spray apertures, and the lower part of premix slot (1) is equipped with up and down
Two rabbling mechanisms (4) of arrangement, the mixing direction between two rabbling mechanisms (4) are reversed each other.
2. a kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide according to claim 1, which is characterized in that the spray
Drenching mechanism (3) is the multilayer cyclic structure (32) being made of the different circle body of multiple diameters (31), the multilayer cyclic structure
(32) it is equipped with an idle loop heart (33), the miberal powder pipe (2) protrudes into the idle loop heart (33) and is directed toward premix slot (1) bottom.
3. a kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide according to claim 1, which is characterized in that the mine
One end that tube cell (2) is directed toward described premix slot (1) bottom is equipped with radial tube head (21), and the radial tube head (21) is equipped with
Flour opening (22).
4. a kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide according to claim 1, which is characterized in that diameter is most
The big circle body (31) is along the circumferential direction set there are three fixed block (34), is offered in the upper inside wall of premix slot (1)
The annular groove (13) of the fixed fixed block (34).
5. a kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide according to claim 1, which is characterized in that diameter is most
The big circle body (31) is equipped with sulfuric acid inlet (35).
6. a kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide according to claim 1, which is characterized in that the spray
Leaching hole is shower nozzle.
7. a kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide according to claim 1, which is characterized in that described to stir
Mixing mechanism (4) includes agitating shaft (41) and paddle (42), and the paddle (42) includes multiple axial along agitating shaft (41)
The mixing blade of even setting, the structure of each mixing blade are fan leaf laminated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811073317.2A CN109173959A (en) | 2018-09-14 | 2018-09-14 | A kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811073317.2A CN109173959A (en) | 2018-09-14 | 2018-09-14 | A kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide |
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| Publication Number | Publication Date |
|---|---|
| CN109173959A true CN109173959A (en) | 2019-01-11 |
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ID=64910937
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811073317.2A Pending CN109173959A (en) | 2018-09-14 | 2018-09-14 | A kind of pre-mixing apparatus of continuous acidolysis production titanium dioxide |
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| CN (1) | CN109173959A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2357808Y (en) * | 1998-01-20 | 2000-01-12 | 周松涛 | Duplex liquid distributer |
| CN2616278Y (en) * | 2003-04-21 | 2004-05-19 | 项文裕 | Primary absorbing system towers for urea apparatus |
| CN202508887U (en) * | 2012-04-29 | 2012-10-31 | 安徽金星钛白（集团）有限公司 | Acidolysis premixing system for producing titanium dioxide by sulfuric acid method |
| CN204073728U (en) * | 2014-09-15 | 2015-01-07 | 王建国 | Industrial waste gas treatment system |
| CN206240281U (en) * | 2016-12-08 | 2017-06-13 | 荆门市渝楚化工有限公司 | A kind of packed tower |
| CN106931514A (en) * | 2017-03-14 | 2017-07-07 | 山东佳星环保科技有限公司 | A kind of indoor air-purification device |
| CN206751422U (en) * | 2017-05-19 | 2017-12-15 | 衡阳市裕强钛业有限公司 | A kind of acidolysis device of Titanium White Production By Sulfuric Acid Process |
| CN107551725A (en) * | 2017-09-28 | 2018-01-09 | 徐秋裂 | A kind of environment-protecting type exhaust air purifying processing device |
-
2018
- 2018-09-14 CN CN201811073317.2A patent/CN109173959A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2357808Y (en) * | 1998-01-20 | 2000-01-12 | 周松涛 | Duplex liquid distributer |
| CN2616278Y (en) * | 2003-04-21 | 2004-05-19 | 项文裕 | Primary absorbing system towers for urea apparatus |
| CN202508887U (en) * | 2012-04-29 | 2012-10-31 | 安徽金星钛白（集团）有限公司 | Acidolysis premixing system for producing titanium dioxide by sulfuric acid method |
| CN204073728U (en) * | 2014-09-15 | 2015-01-07 | 王建国 | Industrial waste gas treatment system |
| CN206240281U (en) * | 2016-12-08 | 2017-06-13 | 荆门市渝楚化工有限公司 | A kind of packed tower |
| CN106931514A (en) * | 2017-03-14 | 2017-07-07 | 山东佳星环保科技有限公司 | A kind of indoor air-purification device |
| CN206751422U (en) * | 2017-05-19 | 2017-12-15 | 衡阳市裕强钛业有限公司 | A kind of acidolysis device of Titanium White Production By Sulfuric Acid Process |
| CN107551725A (en) * | 2017-09-28 | 2018-01-09 | 徐秋裂 | A kind of environment-protecting type exhaust air purifying processing device |
Non-Patent Citations (1)
| Title |
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| 兰州石油机械研究所: "《现代塔器技术》", 31 May 1990, 烃加工出版社 * |
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Application publication date: 20190111 |
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| RJ01 | Rejection of invention patent application after publication |