CN102794229B - Vertical stirring concentrator - Google Patents
Vertical stirring concentrator Download PDFInfo
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- CN102794229B CN102794229B CN201210309555.5A CN201210309555A CN102794229B CN 102794229 B CN102794229 B CN 102794229B CN 201210309555 A CN201210309555 A CN 201210309555A CN 102794229 B CN102794229 B CN 102794229B
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- refiner
- concentrator
- exciting coil
- current stabilization
- magnet exciting
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Abstract
The invention relates to dressing equipment, particularly a vertical stirring concentrator which is composed of a stirring motor, an ore feed hopper, an ore feed pipe, a tailing overflow groove, a water supply pipe, a concentrate discharge valve and an electric control cabinet, wherein the ore feed hopper is communicated with the ore feed pipe and positioned at the upper end of the concentrator; the ore feed pipe is communicated with the concentrator; the concentrate discharge valve is positioned on the bottom of the concentrator and communicated with the tailing overflow groove through a pipeline; stirring wheels and excitation coils are arranged in the concentrator body; the stirring wheels are divided into small steady flow stirring wheels and large steady flow stirring impellers; the small steady flow stirring wheels are positioned on the upper part in the concentrator body and below the feed hopper; and each large steady flow stirring impeller and each excitation coil are sequentially and correspondingly arranged up and down into a group, thereby forming a plurality of sorting regions which are respectively positioned in the concentrator body. The invention has the advantages of high separation accuracy and low water consumption, and has more obvious action on granule-distributed magnetite. The vertical stirring concentrator can be used as final concentrating equipment in iron ore concentrating plants, and can also be used as desliming equipment before filtration in magnetic concentrating plants.
Description
Technical field
The present invention relates to a kind of preparation equipment, particularly relate to a kind of mechanical force for selected magnetic iron ore, magnetic force and the symphyogenetic preparation equipment of gravity---vertical mixing refiner.
Background technology
At present, the permanent-magnet drum type magnetic separator that domestic magnetite separation factory uses, its magnetic field intensity is higher, there is powerful magnetization magnetic coagulation.Magnetic force sloughing-off tank is a kind of magnetic gravitational separation equipment due to stationary magnetic field in fact, and the ascending current speed of permission is little, can only separate sludge and fine-grained gangue and part particulate intergrowth.Drum magnetic separator and magnetic force sloughing-off tank, their major function separates qualified mine tailing, thus improve concentrate grade.Magnetic accumulating machine is magnetic-gravity concentrator permanent magnetism system being divided into multiple turn, multiple layer, and its major function separates fine-grained gangue and particulate intergrowth.But, because they are all stationary magnetic fields, no matter pole form what kind of change, the still existence in various degree of the problem of magnetic coagulation parcel intergrowth and monomer gangue, magnetic and non magnetic Inclusion Problem can not get basic solution.Column magnetic separator belongs to a kind of electromagnetic type low-intensity magnetic field magnetic-gravity concentrator, and the ascending current speed that it allows is very high, and the pulsating field effect by moving down, thus separate intergrowth, but water consumption is large, and there is " running black " phenomenon.Magnetite separation process first passes through broken ore grinding, ore mineral is milled to basic monomer dissociate, but always some iron mineral particle is that intergrowth exists, conventional preparation equipment permanent-magnet drum type magnetic separator, due to magnetic field intensity and the existence of magnetizing magnetic coagulation, not only intergrowth is recycled in concentrate, also has considerable sludge and fine-grained gangue also to be wrapped up in in concentrate, thus reduces concentrate grade.And column magnetic separator is owing to will rely on current to break up mineral, separate intergrowth, therefore need to expend sizable water yield, and easily qualified concentrate containing is washed away.
Summary of the invention
Goal of the invention of the present invention is the many defects for existing magnetic plant, there is provided a kind of and large current stabilization agitator arm and magnet exciting coil are set in refiner body, large current stabilization agitator arm and magnet exciting coil between two knot group formation sort region, many groups sort region agitator arm and produce mechanical agitation power, and the magnetic field that magnet exciting coil group produces high magnetic field intensity realizes selected vertical mixing refiner.
Realize above-mentioned purpose by the following technical solutions: a kind of vertical mixing refiner, comprise stirring motor, mine feeding bucket and mineral-feeding pipe, mine tailing overflow launder, feed pipe, concentrate ore discharge valve, electrical control cubicles is formed, mine feeding bucket is communicated with mineral-feeding pipe and is positioned at refiner upper end, mineral-feeding pipe is communicated with refiner, the bottom that concentrate ore discharge valve is positioned at refiner is communicated with mine tailing overflow launder by pipeline, stirring wheel and magnet exciting coil is provided with in described selected body, stirring wheel is divided into little current stabilization stirring wheel and large current stabilization agitator arm, little current stabilization stirring wheel is positioned at the top of refiner body, the below of feed hopper, large current stabilization agitator arm and magnet exciting coil are gone up according to the order of sequence, lower correspondence arranges and is one group between two, form many groups and sort region, lay respectively in refiner body.
Preferably, described arrange corresponding with magnet exciting coil of large current stabilization agitator arm is at least three groups, is positioned at the position, upper, middle and lower of refiner body successively.
Preferably, the large current stabilization agitator arm in three groups, the upper, middle and lower in described refiner body is connected respectively with by programme controlled electrical control cubicles with magnet exciting coil.
Preferably, the described polarity often organizing magnet exciting coil is consistent.
Preferably, described magnet exciting coil lays respectively at the below of large current stabilization agitator arm.
Adopt technique scheme, compared with the magnetic gravitational separation equipment of existing selected magnetic iron ore, because the present invention uses high magnetic field intensity and mechanical agitation power, therefore it fully can destroy magnetic coagulation, magnetic coagulation can be made full use of again, thus efficiently can separate intergrowth, while significantly improving concentrate grade, improve operation productive rate and operation recovery again; Because there is the effect of mechanical mixing power, therefore do not need to rely on powerful rotation ascending current, only need relatively little rotation ascending current that intergrowth is brought into overflow launder yet.Stirring intensity and the ascending current flow velocity of magnetic field intensity, agitator arm are all adjustable, and namely the abundant character according to mineral and needs carry out size adjustment to it; This equipment can with its final cleaning equipment as selected Iron Works Plant, the desliming device before also can filtering as selected magneticore-dressing plant with it.Its significant effect is also: reasonable in design, has sharpness of separation high, more remarkable to the action effect of fine-grained disseminated grain granularity magnetic iron ore, the advantages such as concentrate operation productive rate is high, and water consumption is few.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of vertical mixing refiner of the present invention.
Fig. 2 is the plan structure schematic diagram of the little current stabilization agitator arm of the present invention (in Fig. 1).
Fig. 3 is the plan structure schematic diagram of the large current stabilization agitator arm of the present invention (in Fig. 1).
Fig. 4 is the plan structure schematic diagram of the present invention (in Fig. 1) magnet exciting coil group.
In figure: stirring motor 1, mine feeding bucket and mineral-feeding pipe 2, little current stabilization stirring wheel 3, large current stabilization agitator arm 4,7,9, for mine tailing overflow launder 5, magnet exciting coil 6,8,10, feed pipe 11, concentrate ore discharge valve 12, electrical control cubicles 13.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention will be further described.
The present embodiment is a kind of vertical mixing refiner, this vertical mixing refiner by being stirring motor 1, mine feeding bucket 2, little current stabilization stirring wheel 3, large current stabilization agitator arm 4,7,9, mine tailing overflow launder 5, magnet exciting coil 6,8,10, feed pipe 11, concentrate ore discharge valve 12, electrical control cubicles 13, mineral-feeding pipe 14 forms, and concrete structure is shown in Fig. 1.
Mine feeding bucket 2 is communicated with mineral-feeding pipe 14 and is positioned at refiner upper end, and mineral-feeding pipe 14 is communicated with in refiner body, and the bottom that concentrate ore discharge valve 12 is positioned at refiner is communicated with mine tailing overflow launder 5 by pipeline, and the bottom of refiner is connected with feed pipe 11.Little current stabilization stirring wheel 3 is arranged on the top in refiner body, is positioned at the below of feed hopper 2.Large current stabilization agitator arm and magnet exciting coil are upper and lower correspondingly arranges knot group, is one group between two.
The present invention arranges the group number sorting region according to the size of refiner body, the large current stabilization agitator arm 4 of the present embodiment is one group with magnet exciting coil 6, large current stabilization agitator arm 7 is one group with magnet exciting coil 8, large current stabilization agitator arm 9 is one group with magnet exciting coil 10, and composition three groups, upper, middle and lower sort region.Three groups of large current stabilization agitator arms sorting region and magnet exciting coil are positioned at the position, upper, middle and lower of refiner body successively.See Fig. 1, upper, middle and lower magnet exciting coil group 6,8,10 is separately positioned on the below of the large current stabilization agitator arm 4,7,9 in upper, middle and lower.If refiner body is high, the correspondingly group number sorting region arranged more.
The large current stabilization agitator arm 4,7,9 that three groups, upper, middle and lower in refiner body sort region is connected respectively with by programme controlled electrical control cubicles 13 with magnet exciting coil 6,8,10.
In order to produce high magnetic field intensity, the polarity often organizing magnet exciting coil 6,8,10 of the present embodiment is consistent, and when being namely energized, the polarity that magnet exciting coil group 6,8,10 produces all points to a direction.During work, often organizing in magnet exciting coil, the magnet exciting coil one of next-door neighbour has electric current and produces magnetic field, and another one no current is without magnetic field, and have electric current and currentless magnet exciting coil can be alternating with each other, namely in a magnet exciting coil, can electric current have been produced and have magnetic field and no current without two kinds, magnetic field Alternate Phenomenon, ensure in entirety that ore pulp energy even drop down is unlikely to ore deposit under discontinuity.Agitator arm produces a kind of mechanical agitation power, and magnet exciting coil group produces the magnetic field of high magnetic field intensity.
Vertical mixing refiner assorting room of the present invention: low-grade concentrate is fed by the mine feeding bucket on top and mineral-feeding pipe 2, disperseed in the mechanical force magnetic ore deposit of agitator arm, the high-intensity magnetic field that magnet exciting coil galvanization produces makes magnetic ore deposit adsorpting polymerization in the guide bar of centre, when electric current disconnects, mineral continue to move down, disperse under the mechanical force of agitator arm, so repeatedly 3 times magnetic polymerization and dispersion be purified purification, at its underpart output high-grade magnetite concentrate.Ascending current will be in monomer gangue, sludge, the intergrowth of dispersity, and particularly lean intergrowth punching band rises, and is finally overflowed by mine tailing overflow launder 5, realize smart tail and be separated.
Below by reference to the accompanying drawings the specific embodiment of the present invention is described; but these explanations can not be understood to limit scope of the present invention; protection scope of the present invention is limited by the claims of enclosing, and any change on the claims in the present invention basis is all protection scope of the present invention.
Claims (4)
1. a vertical mixing refiner, comprise stirring motor, mine feeding bucket and mineral-feeding pipe, mine tailing overflow launder, feed pipe, concentrate ore discharge valve, mine tailing overflow launder, electrical control cubicles, mine feeding bucket is communicated with mineral-feeding pipe and is positioned at refiner upper end, mineral-feeding pipe is communicated with refiner, the bottom that concentrate ore discharge valve is positioned at refiner is communicated with mine tailing overflow launder by pipeline, it is characterized in that, stirring wheel and magnet exciting coil is provided with in described refiner body, stirring wheel is divided into little current stabilization stirring wheel and large current stabilization agitator arm, little current stabilization stirring wheel is positioned at the top of refiner body, the below of feed hopper, large current stabilization agitator arm and magnet exciting coil are gone up according to the order of sequence, lower correspondence arranges and is one group between two, form many groups and sort region, lay respectively in refiner body, described magnet exciting coil lays respectively at the below of large current stabilization agitator arm.
2. vertical mixing refiner according to claim 1, is characterized in that, described large current stabilization agitator arm and magnet exciting coil upper and lower corresponding are set to three groups, are positioned at the position, upper, middle and lower of refiner body successively.
3. vertical mixing refiner according to claim 1 and 2, is characterized in that, the large current stabilization agitator arm in three groups, the upper, middle and lower in described refiner body is connected respectively with by programme controlled electrical control cubicles with magnet exciting coil.
4. vertical mixing refiner according to claim 1, is characterized in that, the polarity of the described magnet exciting coil often organized is consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210309555.5A CN102794229B (en) | 2012-08-28 | 2012-08-28 | Vertical stirring concentrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210309555.5A CN102794229B (en) | 2012-08-28 | 2012-08-28 | Vertical stirring concentrator |
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| Publication Number | Publication Date |
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| CN102794229A CN102794229A (en) | 2012-11-28 |
| CN102794229B true CN102794229B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210309555.5A Expired - Fee Related CN102794229B (en) | 2012-08-28 | 2012-08-28 | Vertical stirring concentrator |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826732B (en) * | 2015-05-01 | 2017-01-25 | 魏春莉 | Electromagnetic chip separator |
| CN106000628A (en) * | 2016-07-12 | 2016-10-12 | 陈勇 | Rotating flow tank type mineral separation device for magnetite in water |
| CN110882824B (en) * | 2019-11-07 | 2021-11-30 | 石门宝丰机械制造有限公司 | Interference bed separator |
| CN116851408A (en) * | 2023-07-31 | 2023-10-10 | 碳达(深圳)新材料技术有限责任公司 | Gas slag treatment device and method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU544465A1 (en) * | 1972-03-24 | 1977-01-30 | Предприятие П/Я А-1336 | Magnetic floc tor |
| CN2180332Y (en) * | 1994-03-07 | 1994-10-26 | 迁安县冶金矿山机械厂 | Magnetic-gravity combined separator |
| CN1261225C (en) * | 2002-12-05 | 2006-06-28 | 广州有色金属研究院 | Vertable pulse vibration magnetic field magnetic separator |
| CN2683252Y (en) * | 2004-02-16 | 2005-03-09 | 王志群 | Vertical rotary magnetic field magnetic gravitational separator |
| CN101811092B (en) * | 2010-04-14 | 2011-12-14 | 唐山拓新电器有限公司 | Electromagnetically-focused concentration machine |
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- 2012-08-28 CN CN201210309555.5A patent/CN102794229B/en not_active Expired - Fee Related
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| CN102794229A (en) | 2012-11-28 |
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