CN105013600B - For continuously detaching coarse grained device before titanium dioxide coating process - Google Patents
For continuously detaching coarse grained device before titanium dioxide coating process Download PDFInfo
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- CN105013600B CN105013600B CN201510391236.7A CN201510391236A CN105013600B CN 105013600 B CN105013600 B CN 105013600B CN 201510391236 A CN201510391236 A CN 201510391236A CN 105013600 B CN105013600 B CN 105013600B
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Abstract
The present invention relates to the production equipment fields of titanium dioxide, especially a kind of for continuously detaching coarse grained device before titanium dioxide coating process.Coating pulp particle quality can be significantly improved the technical problem to be solved is that offer is a kind of, to obtain high cleanliness, the titanium dioxide primary product of polymolecularity for continuously detaching coarse grained device before titanium dioxide coating process, including sedimentation tower ontology and feed pipe, the structure that sedimentation tower ontology is cylindrical structure by top and lower part is rounding wimble structure is constituted, the outlet of feed pipe is set to the junction of the cylindrical structure and rounding wimble structure of sedimentation tower ontology, the central axis of feed pipe and the cylindrical structure inner wall of sedimentation tower ontology are tangent, it is provided with discharge nozzle at the top of cylindrical structure, discharge nozzle is communicated with coating process pipeline and return duct respectively, return duct is communicated with feed pipe.The application breaks through the technical bottleneck of traditional equipment, effectively raises the quality of product, is particularly suitable in the production technology of coating slurry of high-quality.
Description
Technical field
The present invention relates to the production equipment fields of titanium dioxide, especially a kind of for continuously being detached before titanium dioxide coating process
Coarse grained device.
Background technology
It is usually the sieve that material is directly over certain mesh number after sand mill is sanded used by existing titanium white production enterprise
Net takes with being vibrated and is directly formulated into aimed concn then coating through the slurry after sieve.However by productive target institute
Limit, used sieve mesh number generally can only achieve 500 mesh, and due to the unstability of production, and sieve often needs in production process
Clean even breakage and replace etc., it causes still to contain more coarse granule in strained pulp, which results in coating slurries
Particle it is uneven, reduce the dispersibility of slurry, dispersibility, brightness, reducing power and cleannes etc. to make final products
Technic index reduces, and the quality requirements of high-end product are not achieved.
The application is intended to, by the slurry before coating process, shake by the technology and device, substitution before entering coating tank
It is dynamic to sieve and continuously detach the above coarse granule of 700 mesh, to improve the technic index of final products.
Invention content
Technical problem to be solved by the invention is to provide a kind of can significantly improving coating pulp particle quality, to obtain
High cleanliness, polymolecularity titanium dioxide primary product for continuously detaching coarse grained device before titanium dioxide coating process.
The technical solution adopted by the present invention to solve the technical problems is：For continuously separation to be thick before titanium dioxide coating process
The device of particle, including sedimentation tower ontology and feed pipe, shown sedimentation tower ontology is cylindrical structure by top and lower part is to fall
The structure of conical structure is constituted, and the outlet of the feed pipe is set to the cylindrical structure and rounding wimble structure of sedimentation tower ontology
Junction, and the central axis of the feed pipe and the cylindrical structure inner wall of sedimentation tower ontology are tangent, at the top of cylindrical structure
It is provided with discharge nozzle, the discharge nozzle is communicated with coating process pipeline and return duct respectively, and the return duct is communicated with feed pipe.
Further, including discharge duct, the discharge duct is set to the bottom of the rounding wimble structure of sedimentation tower ontology, uses
In the coarse granule of recycling bottom sedimentation.
Further, including the drain separator being set in rounding wimble structure, the drain separator is driven by motor
To which the coarse granule for settling bottom in rounding wimble structure is swept to bottom discharge pipe nozzle.
Further, being provided with feed back pump on the return duct.
Further, being provided with reflux tube valve on the return duct.
Further, being provided with coating process pipeline control valve on the coating process pipeline.
Further, include the slush pump being set on discharge duct, the coarse granule blowback for that will collect to sand mill
Carry out secondary sand milling.
Further, the slush pump is the slush pump of Frequency Adjustable.
The beneficial effects of the invention are as follows：Compression pump is used after pulp dilution after sand milling, from the cylinder knot of sedimentation tower ontology
By feed pipe, circumferentially tangential direction enters sedimentation tower ontology for structure bottom side, and under certain admission velocity, slurry has in tower
There is certain convolution speed, be in certain apocarpy, under designed linear velocity, makes in tower+700 mesh particle in slurry
Sedimentation linear velocity be more than the rising linear velocity of fluid, make coarse granule in slurry under the effect of gravity, prior to fine grained
Settle down, and fine grained then under the balance of gravity and buoyancy it is less sedimentation or do not settle, in the effective height pair of design
The tower internal volume answered enables slurry stop 6 to 8 hours enough.20 μm (700 of ﹥ in slurry after the application can will be sanded in Producing Titanium Dioxide
On mesh standard sieve) coarse granule that accounts for about total amount 1%, by the water for being further removed to 0.00001 to 0.0001 for 6 to 8 hours
It is flat, the coarse granule content of coating slurry is significantly reduced, the dispersibility of coating slurry is effectively improved, goes out for final production
The tailored version titanium dioxide of high-quality creates good condition, will significantly improve the product of the titanium white product produced using the device
Matter.The application breaches the technical bottleneck of traditional equipment, effectively raises the quality of product, is particularly suitable for the packet of high-quality
In the production technology of film slurry.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention.
Fig. 2 is that circumferentially tangential direction enters the structural schematic diagram of sedimentation tower ontology for the feed pipe of the present invention.
In figure label for：Sedimentation tower ontology 1, cylindrical structure 11, rounding wimble structure 12, discharge duct 13, slush pump 131,
Drain separator 14, discharge nozzle 2, coating process pipeline 21, coating process pipeline control valve 211, return duct 22, reflux tube valve
221, feed back pump 23, feed pipe 3.
Specific implementation mode
The following further describes the present invention with reference to the drawings.
It is as shown in Figure 1 and Figure 2 for continuously detaching coarse grained device, including sedimentation tower sheet before titanium dioxide coating process
Body 1 and feed pipe 3, the structure structure that shown sedimentation tower ontology 1 is cylindrical structure 11 by top and lower part is rounding wimble structure 12
At, the outlet of the feed pipe 3 is set to the junction of the cylindrical structure 11 and rounding wimble structure 12 of sedimentation tower ontology 1, and
The central axis of the feed pipe 3 and 11 inner wall of cylindrical structure of sedimentation tower ontology 1 are tangent, 11 top setting of cylindrical structure
There are discharge nozzle 2, the discharge nozzle 2 to be communicated respectively with coating process pipeline 21 and return duct 22, the return duct 22 and feed pipe 3
It communicates.
The application is fed from the junction of cylindrical structure 11 and rounding wimble structure 12, in the slow uphill process of liquid level,
Coarse granule is prior to SEDIMENTATION FOR FINE PARTICLE, therefore coarse granule settlement curve rate request is more than liquid level and rises linear velocity, the coarse granule
It is settled down at rounding wimble structure 12.In practical application, effective settling height for tower designs, it can be according under coarse granule static state
The sinking speed to settle down in 1 to 1.5 hour is set, but the working method of this tower is continuous feed and sedimentation, foundation
The gravity of particle different-grain diameter and floating force balance principle, particle sinking speed may be relatively relatively low in a dynamic state, therefore suitable
When the height for increasing tower, extend residence time of the charging in tower, can reach and settle identical thick of sedimentation separation with static
The effect of grain.In addition, the discharge nozzle 2 at the cylindrical structure 11 that supernatant passes through 1 top of sedimentation tower ontology is discharged.
In order to which timely the coarse granule accumulated in rounding wimble structure 12 is discharged in time, to ensure the continuity of production,
It can select such scheme：Including discharge duct 13, the discharge duct 13 is set to the rounding wimble structure 12 of sedimentation tower ontology 1
Bottom, the coarse granule for recycling bottom sedimentation.As shown in Figure 1, such improvement greatly improves the continuous of this equipment
Production capacity provides guarantee for the product of continuous production high-quality.
Further, in order to which more fully the coarse granule of accumulation is discharged in time, it can also do and such further change
Into：Including the drain separator 14 being set in rounding wimble structure 12, the drain separator 14 is driven by motor thus by rounding
The coarse granule that bottom settles in wimble structure 12 is swept to 13 nozzle of bottom discharge pipe.Drain separator 14 can ensure rounding wimble structure
Be not in that the coarse grained of sedimentation is overstock in 12, to make the operating of this equipment more smooth.
Certainly, in order to realize the control to feed back technique, as shown in Figure 1, it can select to set on the return duct 22
Material pump 23 is put back into, and selection is provided with reflux tube valve 221 on return duct 22.Such design may be implemented to feed back
Orderly control, make production process more reasonable, also allow this equipment in production have more flexibility.It is identical in this, also may be used
To select that coating process pipeline control valve 211 is arranged on coating process pipeline 21.
Furthermore it is also possible to slush pump 131 is arranged on discharge duct 13, for the coarse granule blowback that will collect to sand mill into
The secondary sand milling of row.In conjunction with the experience of practice, the slush pump 131 is preferably the slush pump of Frequency Adjustable.
Claims (8)
1. for continuously detaching coarse grained device before titanium dioxide coating process, it is characterised in that：Including sedimentation tower ontology (1) and
Feed pipe (3), the sedimentation tower ontology (1) are cylindrical structure (11) and the structure that lower part is rounding wimble structure (12) by top
It constitutes, the outlet of the feed pipe (3) is set to the cylindrical structure (11) and rounding wimble structure (12) of sedimentation tower ontology (1)
Junction, and the central axis of the feed pipe (3) and cylindrical structure (11) inner wall of sedimentation tower ontology (1) are tangent, cylinder
Be provided with discharge nozzle (2) at the top of body structure (11), the discharge nozzle (2) respectively with coating process pipeline (21) and return duct (22)
It communicates, the return duct (22) communicates with feed pipe (3).
2. as described in claim 1 for continuously detaching coarse grained device before titanium dioxide coating process, it is characterised in that：Packet
Discharge duct (13) is included, the discharge duct (13) is set to the bottom of the rounding wimble structure (12) of sedimentation tower ontology (1), for recycling
The coarse granule of bottom sedimentation.
3. as claimed in claim 2 for continuously detaching coarse grained device before titanium dioxide coating process, it is characterised in that：Packet
The drain separator (14) being set in rounding wimble structure (12) is included, the drain separator (14) is driven by motor thus by rounding
The coarse granule of the interior bottom sedimentation of wimble structure (12) is swept to bottom discharge pipe (13) nozzle.
4. as claimed in claim 1,2 or 3 for continuously detaching coarse grained device before titanium dioxide coating process, feature exists
In：Feed back pump (23) is provided on the return duct (22).
5. as claimed in claim 1,2 or 3 for continuously detaching coarse grained device before titanium dioxide coating process, feature exists
In：It is provided with reflux tube valve (221) on the return duct (22).
6. as claimed in claim 1,2 or 3 for continuously detaching coarse grained device before titanium dioxide coating process, feature exists
In：It is provided with coating process pipeline control valve (211) on the coating process pipeline (21).
7. as claimed in claim 1,2 or 3 for continuously detaching coarse grained device before titanium dioxide coating process, feature exists
In：Including the slush pump (131) being set on discharge duct (13), coarse granule blowback to the sand mill for that will collect carries out secondary
It is sanded.
8. as claimed in claim 7 for continuously detaching coarse grained device before titanium dioxide coating process, it is characterised in that：Institute
State the slush pump that slush pump (131) is Frequency Adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510391236.7A CN105013600B (en) | 2015-07-03 | 2015-07-03 | For continuously detaching coarse grained device before titanium dioxide coating process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510391236.7A CN105013600B (en) | 2015-07-03 | 2015-07-03 | For continuously detaching coarse grained device before titanium dioxide coating process |
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| Publication Number | Publication Date |
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| CN105013600A CN105013600A (en) | 2015-11-04 |
| CN105013600B true CN105013600B (en) | 2018-11-13 |
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Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60212252A (en) * | 1984-04-05 | 1985-10-24 | Toray Ind Inc | Classifier of titanium slurry |
| CN86107101A (en) * | 1986-10-08 | 1987-09-02 | 核工业部第六研究所 | Particulate material equipment for separating liquid from solid and process system |
| CN2272328Y (en) * | 1996-07-04 | 1998-01-14 | 东北大学 | Hydraulic swirl seperator for fine granular grading |
| CN1067967C (en) * | 1998-09-11 | 2001-07-04 | 清华大学 | Superfine titanium white surface cladding tech. and reactor thereof |
| JP3861747B2 (en) * | 2002-05-17 | 2006-12-20 | 株式会社豊田自動織機 | Carbon nanotube purification method |
| CN201280439Y (en) * | 2008-09-28 | 2009-07-29 | 重庆市博赛矿业（集团）有限公司 | Single-layer setting tank for aluminum oxide production |
| CN102107094A (en) * | 2009-12-28 | 2011-06-29 | 贵阳铝镁设计研究院 | Settling tank |
| CN201949928U (en) * | 2010-11-09 | 2011-08-31 | 茂名市茂群高岭土有限公司 | Hydrocyclone for preparing kaolin |
| CN102500552A (en) * | 2011-10-18 | 2012-06-20 | 郑州市双丰机械制造有限公司 | Micro powder grading and collecting device for industrial minerals |
| CN203408787U (en) * | 2013-03-10 | 2014-01-29 | 山东莱芜煤矿机械有限公司 | Efficient dense medium shallow slot sorting machine |
| CN203829711U (en) * | 2013-12-09 | 2014-09-17 | 云南新立有色金属有限公司 | Titanium dioxide waste water settling device |
| CN203678521U (en) * | 2013-12-17 | 2014-07-02 | 攀枝花东方钛业有限公司 | High concentration slurry screening plant |
| CN104128249A (en) * | 2014-06-20 | 2014-11-05 | 周开雄 | Hydraulic classifier |
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Address after: 617063 Panzhihua Vanadium-Titanium Industrial Park, Sichuan Province Patentee after: PANGANG GROUP TITANIUM INDUSTRY Co.,Ltd. Address before: 617063 No. 1491, East Section of Jinshajiang Avenue, Panzhihua City, Sichuan Province Patentee before: PANGANG GROUP TITANIUM INDUSTRY Co.,Ltd. |
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Effective date of registration: 20220728 Address after: 401320 No.2 Zitong Road, maliuzui Town, Banan District, Chongqing Patentee after: CHONGQING TITANIUM INDUSTRY CO., LTD OF PANGANG Group Address before: 617063 vanadium and Titanium Industrial Park, Panzhihua City, Sichuan Province Patentee before: PANGANG GROUP TITANIUM INDUSTRY Co.,Ltd. |