CN103316777A - Method for realizing multi-path transferring of mineralized bubbles of flotation machine - Google Patents
Method for realizing multi-path transferring of mineralized bubbles of flotation machine Download PDFInfo
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- CN103316777A CN103316777A CN2013102808422A CN201310280842A CN103316777A CN 103316777 A CN103316777 A CN 103316777A CN 2013102808422 A CN2013102808422 A CN 2013102808422A CN 201310280842 A CN201310280842 A CN 201310280842A CN 103316777 A CN103316777 A CN 103316777A
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- flotation
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- mineralized froth
- froth
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Abstract
The invention relates to a method for realizing multi-path transferring of mineralized bubbles of a flotation machine. The problem that mineral bubbles are different to transfer in an existing floatation cell and particularly in a central area and in a mineral flotation process is solved. According to the technical scheme, the method includes that after flotation begins, a cell body is filled with floatation pulp gradually, and flotation collectors are added into mineralizing device tubes to form solid-liquid-gas three-phase bubbles; mineralized bubbles in the mineralizing device tubes overflow continuously, the mineralized bubbles climb over an overflow weir to realize bubble transferring via a mineralized bubble transferring liquid passage of a multi-path mineralized bubble transferring device and are collected in a bubble flowing groove to enter a concentrate cell through the mineralized bubble transferring liquid passage, bubble transferring is multiple in paths, large in quantity and smooth, and 'falling from the cell' of floatation mineral grains due to the fact that the bubbles are too thick to be transferred timely in the floatation process is effectively avoided. The method is simple to operate, convenient to use and control, obvious in effect and innovative in a bubble transferring technique in the flotation industry.
Description
Technical field
The present invention relates to the flotation industry, particularly a kind of method that realizes flotation device mineralized froth multi-branch.
Background technology
The large mining industry limited company in east, Henan adopts the wide benefit in Zhengzhou to reach the integrated floatation system of resource Technew SA in the ore dressing plant, this system is as the technology prototype take James's mineralising pipe mineralising flotation cell technology, use wide benefit to reach combined section formula mineralizer group and be mineralising mechanism, system adopts without the transmission flotation technology, compare energy-conservationly more than 70% with XBF mechanical agitation tank systems, save medicament 30%; But this integrated floatation system in use also shows its limitation, in the interior mineralizer running of flotation cell, ore pulp, medicament forms solid-liquid-gas three-phase froth under wind action, have 12 mineralizer circumferences of cannon bone in the groove and be irregular even distribution around cell body inside, mineralizer duct bottom shower nozzle injection ore pulp carries out the mineralising operation under the effect of flotation cell circulations pump, discovery easily forms operation " blind area " in the flotation cell central area in running, here we call this blind area in " district ", mineralising organ pipe peripheral region is called " two districts ", all the other zones are called " three districts ", in the production run, the foam in " three districts " shifts and is better than " two districts ", and " district " is relatively poor, because the mineralizer pipeline all distributes in cell body on every side, " district " not only forms the mineralized froth difficulty, and the mineralized froth after forming shifts also difficult, thereby cause the thicker final appearance of " district " mineralized froth floor seriously to fall the generation of groove phenomenon, in addition since in the different flotability of ore and the floatation process impact of working environment also can to occur flotation overflow foam transfer amount in the flotation running few, shift the phenomenons such as not smooth, realize that for floating operation it is the essential condition that flotation obtains good index that flotation overflow foam better shifts, personnel are less for the flotation process operations, the unstability of ore supplied materials is brought more destabilizing factor to floating operation, in floating operation process in the past, the realization mineralized froth shifts, its means are to improve air quantity, find that in production practices this way is feasible for the part ore, but not only there is not aborning obvious effect for the ore that specific (special) requirements is arranged, make on the contrary the flotation froth transfer effect worse, cause the flotation cell spillway discharge less, the flotation device liquid level does not freely cause the liquid level mineralized froth thicker because foam shifts in addition, the effect of flotation floating ore particle self gravitation, " falling groove " phenomenon appears in the ore particle after causing floating finally makes floatation indicators relatively poor, and the mine tailing index is high runs.The improvement of therefore, flotation industry foam transfer techniques scheme is the problem of needing at present solution badly.
Summary of the invention
For above-mentioned situation, for solving the defective of prior art, the present invention's purpose just provides a kind of method that realizes flotation device mineralized froth multi-branch, can effectively solve existing flotation cell especially central area and mineral (such as bauxite) floatation process Minerals foam transfer hard problem.
The technical scheme that the present invention solves is that after flotation operation began, flotation pulp progressively was full of cell body, the flotation blast remains on 0.25-0.3Mpa, collecting agent is added the mineralising organ pipe, and addition is that every 1000kg raw ore adds flotation collector 1.1kg, forms solid-liquid-gas three-phase froth; Mineralized froth in the mineralising organ pipe constantly overflows, mineralized froth through mineralized froth multi-branch device shifts fluid passage, mineralized froth not only climbs over downflow weir and realizes that foam shifts, finally enter concentrate hopper but also come together in Foam Flowing Groove by mineralized froth transfer fluid passage, it is many that foam shifts road, measure smooth and easy greatly, the final raising concentrate yield of realizing, reduce the mine tailing index, effectively avoid in the floatation process can not in time shifting the flotation ore particle that the causes phenomenon of " falling groove " because foam is thicker.
The present invention is simple to operate, and is easy to use, is convenient to control, and successful is the innovation on the flotation industry foam transfer techniques means.
Description of drawings
Fig. 1 is the structural front view of present device.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail.
Provided by Fig. 1, the present invention at first installs mineralized froth multi-branch device, and is fixedly welded on the flotation cell upper mounting plate steel construction by seamless steel pipe 5, and mineralized froth shifts fluid passage 2 and links to each other with cell wall cut 4, then carries out according to the following steps:
1.. after flotation operation began, flotation pulp progressively was full of cell body 6, and the flotation blast remains on 0.25-0.3Mpa, and collecting agent is added mineralising organ pipe 7, and addition is that every 1000kg raw ore adds flotation collector 1.1kg, forms solid-liquid-gas three-phase froth;
2.. the mineralized froth in the mineralising organ pipe 7 constantly overflows, mineralized froth through mineralized froth multi-branch device shifts fluid passage 2, mineralized froth not only climbs over downflow weir and realizes that foam shifts, finally enter concentrate hopper but also come together in Foam Flowing Groove by mineralized froth transfer fluid passage 2, it is many that foam shifts road, measure smooth and easy greatly, the final raising concentrate yield of realizing, reduce the mine tailing index, effectively avoid in the floatation process can not in time shifting the flotation ore particle that the causes phenomenon of " falling groove " because foam is thicker.
Described mineralized froth multi-branch device comprises cell body 6 and bearing 1, the bearing 1 of centering is housed in the cell body 6, square crossing is welded with mineralized froth and shifts fluid passage 2 on bearing 1 same plane, mineralized froth shifts fluid passage 2 and welds together with cell wall 3, mineralized froth shifts fluid passage 2 has cell wall cut 4 with cell wall 3 junctions, be welded with perpendicular uniform seamless steel pipe 5 on the bearing 1, the zone between bearing 1 and the cell wall 3 is around 1 one weeks of bearing mineralising organ pipe 7 being arranged.
In order to guarantee result of use, described bearing 1 is circular.
Described mineralized froth shifts fluid passage 2 and has 4 at least, is the cross symmetry and is contained between cell wall 3 and the bearing 1.
Described seamless steel pipe 5 has 4 at least, parallel to each other, symmetrical being welded on the bearing 1.
Described bearing 1 center and mineralized froth shift fluid passage 2 crosspoints on same axle center.
The shape of the mouth as one speaks of described mineralized froth transfer fluid passage 2 is consistent with the large and small shape of cell wall cut 4.
Operating position of the present invention is before the flotation operation, first mineralized froth multi-branch device to be made, be fixedly welded on the flotation cell upper mounting plate steel construction, be weldingly connected by seamless steel pipe, mineralized froth shifts fluid passage and links to each other with the cell wall cut, can begin flotation operation; After flotation operation begins, flotation pulp progressively is full of the flotation device cell body, along with blast transfers to 0.25-0.3Map on progressively, single ton of raw ore consumes flotation collector and adds adding according to the 1.1kg conversion, carry out the mineralising operation by the mineralising organ pipe and form solid-liquid-gas three-phase froth, the beginning flotation operation, mineralized froth constantly overflows, because this device increases 4 roads or the multiple tracks foam shifts fluid passage, mineralized froth not only climbs over downflow weir and realizes that foam shifts, and comes together in Foam Flowing Groove but also shift fluid passage by foam, and it is more that foam shifts road, measure smooth and easy greatly, the final raising concentrate yield of realizing reduces the mine tailing index, after the transfer organization that use the present invention relates to is finished flotation operation, whether unit does not need meticulous maintaining after parking, only need simple observation weld bond to snap and do some simple regular maintenances.
The present invention compares with present method of operating, has following main beneficial effect:
1, method of operating:
In operation of the present invention, can realize unmanned, after mineralized froth multi-branch device fixedly makes an addition in the flotation trough, adjust suitable blast and can realize that the flotation device foam shifts preferably, simple to operate, easy to use;
2, can improve the flotation operating efficiency:
In the floating operation process, not only can not increase personnel's use amount, owing to having increased the space that foam shifts, therefore the fluid passage that has increased the foam transfer can accelerate the flotation operation progress, and can improve flotation operation efficient;
3, improve floatation indicators:
Through testing in the flotation operation of flotation workshop at the scene, this foam transfer organization can improve 2%-5% with concentrate yield, and mine tailing AO index reduces 1%-3%.
The foam transfer organization that the present invention relates to is with four road foam transfer organization explanations, can be according to producing the actual purpose that requires according to this scheme interpolation multiple tracks foam transfer chute realization technical scheme, the present invention is simple to operate, easy to use, be convenient to control, successful is the innovation on the flotation industry foam transfer device, has good economic and social benefit.
Claims (7)
1. method that realizes flotation device mineralized froth multi-branch, it is characterized in that, mineralized froth multi-branch device at first is installed, and be fixedly welded on the flotation cell upper mounting plate steel construction by seamless steel pipe (5), mineralized froth shifts fluid passage (2) and links to each other with cell wall cut (4), then carries out according to the following steps:
1.. after flotation operation begins, flotation pulp progressively is full of cell body (6), and the flotation blast remains on 0.25-0.3Mpa, and collecting agent is added mineralising organ pipe (7), addition is that every 1000kg raw ore adds flotation collector 1.1kg, forms solid-liquid-gas three-phase froth;
2.. the mineralized froth in the mineralising organ pipe (7) constantly overflows, mineralized froth through mineralized froth multi-branch device shifts fluid passage (2), mineralized froth not only climbs over downflow weir and realizes that foam shifts, finally enter concentrate hopper but also come together in Foam Flowing Groove by mineralized froth transfer fluid passage (2), it is many that foam shifts road, measure smooth and easy greatly, the final raising concentrate yield of realizing, reduce the mine tailing index, effectively avoid in the floatation process can not in time shifting the flotation ore particle that the causes phenomenon of " falling groove " because foam is thicker.
2. the method for realization flotation device mineralized froth multi-branch according to claim 1, it is characterized in that, described mineralized froth multi-branch device comprises cell body (6) and bearing (1), the bearing (1) of centering is housed in the cell body (6), square crossing is welded with mineralized froth and shifts fluid passage (2) on bearing (1) same plane, mineralized froth shifts fluid passage (2) and welds together with cell wall (3), mineralized froth shifts fluid passage (2) has cell wall cut (4) with cell wall (3) junction, be welded with perpendicular uniform seamless steel pipe (5) on the bearing (1), the zone between bearing (1) and the cell wall (3) is around (1) one week of bearing mineralising organ pipe (7) being arranged.
3. the method for realization flotation device mineralized froth multi-branch according to claim 1 is characterized in that, described bearing (1) is circular.
4. the method for realization flotation device mineralized froth multi-branch according to claim 1 is characterized in that, described mineralized froth shifts fluid passage (2) and has 4 at least, is the cross symmetry and is contained between cell wall (3) and the bearing (1).
5. the method for realization flotation device mineralized froth multi-branch according to claim 1 is characterized in that, described seamless steel pipe (5) has 4 at least, parallel to each other, symmetrical being welded on the bearing (1).
6. the method for realization flotation device mineralized froth multi-branch according to claim 1 is characterized in that, described bearing (1) center and mineralized froth shift fluid passage (2) crosspoint on same axle center.
7. the method for realization flotation device mineralized froth multi-branch according to claim 1 is characterized in that, the shape of the mouth as one speaks of described mineralized froth transfer fluid passage (2) is consistent with the large and small shape of cell wall cut (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013102808422A CN103316777A (en) | 2013-07-05 | 2013-07-05 | Method for realizing multi-path transferring of mineralized bubbles of flotation machine |
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| CN2013102808422A CN103316777A (en) | 2013-07-05 | 2013-07-05 | Method for realizing multi-path transferring of mineralized bubbles of flotation machine |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2207918C1 (en) * | 2002-06-06 | 2003-07-10 | Совместное предприятие в форме закрытого акционерного общества "Изготовление, внедрение, сервис" | Floatation machine |
| CN1931438A (en) * | 2006-10-26 | 2007-03-21 | 北京矿冶研究总院 | Bubble pushing device of flotation machine |
| CN101622074A (en) * | 2007-04-12 | 2010-01-06 | 埃里埃兹制造公司 | Flotation separation device and method |
| CN201592140U (en) * | 2009-12-18 | 2010-09-29 | 中国铝业股份有限公司 | Flotation tank without driving |
| CN203018211U (en) * | 2012-11-22 | 2013-06-26 | 金川集团股份有限公司 | Foam discharging device of floatation machine |
-
2013
- 2013-07-05 CN CN2013102808422A patent/CN103316777A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2207918C1 (en) * | 2002-06-06 | 2003-07-10 | Совместное предприятие в форме закрытого акционерного общества "Изготовление, внедрение, сервис" | Floatation machine |
| CN1931438A (en) * | 2006-10-26 | 2007-03-21 | 北京矿冶研究总院 | Bubble pushing device of flotation machine |
| CN101622074A (en) * | 2007-04-12 | 2010-01-06 | 埃里埃兹制造公司 | Flotation separation device and method |
| CN201592140U (en) * | 2009-12-18 | 2010-09-29 | 中国铝业股份有限公司 | Flotation tank without driving |
| CN203018211U (en) * | 2012-11-22 | 2013-06-26 | 金川集团股份有限公司 | Foam discharging device of floatation machine |
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Application publication date: 20130925 |