CN202061717U - Collophane double-column floatation device - Google Patents

Collophane double-column floatation device Download PDF

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Publication number
CN202061717U
CN202061717U CN2011200038424U CN201120003842U CN202061717U CN 202061717 U CN202061717 U CN 202061717U CN 2011200038424 U CN2011200038424 U CN 2011200038424U CN 201120003842 U CN201120003842 U CN 201120003842U CN 202061717 U CN202061717 U CN 202061717U
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China
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smart
flotation column
ore deposit
pipe road
flotation
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CN2011200038424U
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Inventor
田文峰
***
张革利
姜振胜
胡高峰
安平
原航辉
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China National Offshore Oil Corp CNOOC
China BlueChemical Ltd
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China National Offshore Oil Corp CNOOC
China BlueChemical Ltd
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Abstract

The utility model provides a collophane double-column floatation device, which comprises two flotation columns. The first flotation column is used for roughing, circulatory recleaning and cyclonic separation, products of the first flotation column are conveyed to the second flotation column for fine-I roughing and cyclonic separation, and tailings of the second flotation column are returned to the first flotation column for circulatory recleaning. The first flotation column comprises a fine-I ore collecting tank, an ore feeding device, an air lift cap, a cyclonic separator, an adjustable micro-bubble generator and the like; the second flotation column comprises a fine-II ore collecting tank, an ore feeding device, a cyclonic separator, an adjustable micro-bubble generator and the like; and anti-blocking devices are arranged in both the flotation columns. The collophane double-column floatation device can be used for floatation of low and middle grade collophane and other metal and nonmetal ores, adopts a multi-section scattered ore feeding type, realizes roughing, recleaning, fine-I roughing, circulatory recleaning and cyclonic separation, overcomes the shortcomings of the prior art, and achieves the purposes of improving recovery rate and concentrate grade, saving energy consumption and floating agents.

Description

Collophane twin columns flotation unit
Technical field
The utility model relates to a kind of sorting mineral device, is specifically related to a kind of middle low grade collophanite collophane twin columns flotation unit.
Background technology
Existing COLUMN TECHNOLOGY, as: Chinese invention patent application 91213128.4 discloses a kind of cyclone formula flotation column "; Chinese invention patent application 97236893.0 discloses a kind of bispin stream static microbubble floatation column; Chinese invention patent application 99232178.6 discloses a kind of static microbubble floatation column; Chinese invention patent application 02270160.5 discloses a kind of two-part gas bubble flotation column equipment that declines; Chinese invention patent application 200520128590.2 discloses a kind of modified cyclone-static microbubble floatation column; Chinese invention patent application 200810143584.2 discloses a kind of cyclone-static microbubble floatation column.Also there is following shortcoming in above-mentioned flotation column: (1) traditional flotation column process can only carry out the single direct floatation process, is difficult to realize the separating effect of mechanical agitation type flotation; (2) ore pulp easily forms unsettled fluidised form in traditional flotation column, is unfavorable for flotation; (3) ore pulp of bubble that rises in the traditional flotation column and sinking contacts fully inadequately, is unfavorable for flotation; (4) traditional flotation column is established special feed distribution case at sidewall, the device superfluous swollen complexity that seems, and ore pulp distributes unevenly, and the mineralising effect is undesirable, is unfavorable for mineral floating; (5) in case ore pulp treating capacity scale enlarges, and traditional flotation column is difficult to the separating effect that reaches desirable, the grade of concentrate is more difficult to reach requirement; (6) traditional flotation column alluvial is easily stopped up.
Summary of the invention
The purpose of this utility model provides a kind of middle low grade collophanite twin columns flotation unit.
The collophane twin columns flotation unit that the utility model provides comprises flotation column one and the flotation column two that the upper end is all uncovered; The outside of the opening end of described flotation column one and flotation column two is arranged with upper end all uncovered smart I ore deposit feeder and smart II ore deposit feeder respectively; The bottom of described smart I ore deposit feeder and smart II ore deposit feeder all is skewed; The opening end of described smart I ore deposit feeder and smart II ore deposit feeder is higher than the opening end of described flotation column one and flotation column two respectively; Fixedly connected with the sidewall of flotation column two with described flotation column one respectively in the bottom of described smart I ore deposit feeder and smart II ore deposit feeder; The cell body lowest part of described smart I ore deposit feeder is provided with the outlet of smart I ore deposit; The cell body of described smart II ore deposit feeder the most lower is provided with the outlet of smart II ore deposit; The outlet of described smart I ore deposit is connected with smart I ore deposit tank diameter; The cylinder wall of the following described flotation column one of described smart I ore deposit feeder is provided with several smart II tails and enters the pipe road, and described smart II tail advances the inner chamber that the pipe road all is opened on described flotation column one; The cylinder wall that described smart II tail advances the following described flotation column one on pipe road is provided with several raw ores and enters the pipe road, and described raw ore advances the inner chamber that the pipe road all is opened on described flotation column one; The inlet that described raw ore enters the pipe road all is connected with the raw ore tank diameter; Described raw ore advances to be provided with in the inner chamber of following described flotation column one on pipe road and rises gas cap, described platform shape cylindrical shell a that diameter that gas cap comprises the heavy caliber end from the bottom to top successively equates with the internal diameter of described flotation column one and the support that is arranged at the small-caliber end of described shape cylindrical shell a of rising, described support is provided with the angle steel layer of being made up of some angle steel, is provided with the gap between the described angle steel; Roughly select back ore pulp outlet and be located at the heavy caliber end place of contiguous described shape cylindrical shell a on the described cylinder wall; The described cylinder wall that rises the following described flotation column one of gas cap is provided with several and selects into pipe road again, and the inner chamber that the pipe road all is opened on described flotation column one is advanced in described choosing again; The ore pulp outlet is connected with the inlet that the pipe road is entered in described choosing again after described the roughly selecting; The cylinder wall that the following described flotation column one on pipe road is advanced in described choosing again is provided with several sharp mouth jet pipe A, and described sharp mouth jet pipe A all is opened on the inner chamber of described flotation column one; Be provided with back taper funnel i in the inner chamber of the following described flotation column one of described sharp mouth jet pipe A, the mozzle of described back taper funnel i is connected with the inlet of described sharp mouth jet pipe A by pipeline E, and described pipeline E is provided with microvesicle generators C; The bottom of described flotation column one is skewed; The lowest part of the cylinder wall of described flotation column one is provided with the mine tailing outlet; The cylinder wall of the following described flotation column two of described smart II ore deposit feeder is provided with several smart I ore deposits and enters the pipe road, and described smart I advances the inner chamber that the pipe road all is opened on described flotation column two in the ore deposit; The inlet that described smart I enters in the ore deposit pipe road is connected with described smart I ore deposit tank diameter; The cylinder wall that described smart I advances in the ore deposit the following described flotation column two on pipe road is provided with several sharp mouth jet pipe B, and described sharp mouth jet pipe B all is opened on the inner chamber of described flotation column two; Be provided with back taper funnel ii in the inner chamber of the following described flotation column two of described sharp mouth jet pipe B, the mozzle of described back taper funnel ii is connected with the inlet of described sharp mouth jet pipe B by pipeline F, and described pipeline F is provided with microvesicle generators D; The bottom of described flotation column two is skewed; The lowest part of the cylinder wall of described flotation column two is provided with smart II mine tailing outlet; Described smart II mine tailing outlet is entered the pipe road with described smart II tail and is connected.
In the above-mentioned twin columns flotation unit, described microvesicle generators C and D can be adjustable microvesicle generators.
In the above-mentioned twin columns flotation unit, described flotation column one and flotation column two can be cylindrical tube.
In the above-mentioned twin columns flotation unit, be equipped with in described smart I ore deposit feeder and the smart II ore deposit feeder and blow the silt pump, be convenient to concentrate and shift; In the cavity between the described bottom that rises gas cap and described flotation column one and described smart I ore deposit is advanced to be equipped with in the cavity between the bottom of pipe road and described flotation column two and is blown plugging, prevents that alluvial from stopping up.
In the above-mentioned twin columns flotation unit, described raw ore advances pipe road and smart II tail and advances on the cylinder wall that the pipe road all is uniformly distributed in described flotation column one; Described smart I advances in the ore deposit on the cylinder wall that the pipe road is uniformly distributed in described flotation column two.
In the above-mentioned twin columns flotation unit, it is the pipeline that is arranged above and below that is arranged on the cylinder wall of described flotation column one that described raw ore enters the pipe road; It is the pipeline that is arranged above and below that is arranged on the cylinder wall of described flotation column two that described smart I enters in the ore deposit pipe road.
In the above-mentioned twin columns flotation unit, the openend that the described raw ore that is arranged above and below enters the pipe road is located on the different vertical planes; The openend that the pipe road is entered in the described smart I ore deposit that is arranged above and below is located on the different vertical planes.
In the above-mentioned twin columns flotation unit, described raw ore enters the pipe road, the pipe road is entered in smart I ore deposit and smart II tail enters the pipe road openend is equipped with shower nozzle.
In the above-mentioned twin columns flotation unit, described sharp mouth jet pipe A is the jet pipe that is arranged above and below that is arranged on the cylinder wall of described flotation column one; Be provided with heavy caliber end platform shape cylindrical shell b that makes progress and the platform shape cylindrical shell c that is arranged at the small-caliber end of described shape cylindrical shell b in the inner chamber of the described corresponding described flotation column one of sharp mouth jet pipe A that is arranged above and below, the diameter of the heavy caliber end of described shape cylindrical shell b and platform shape cylindrical shell c all equates with the internal diameter of described flotation column one, the equal diameters of the small-caliber end of described shape cylindrical shell b and platform shape cylindrical shell c; The described sharp mouth jet pipe A that is arranged above and below is opened on respectively in the inner chamber of described shape cylindrical shell b and platform shape cylindrical shell c.
In the above-mentioned twin columns flotation unit, be provided with the platform shape cylindrical shell d that the heavy caliber end makes progress in the inner chamber of the corresponding described flotation column two of described sharp mouth jet pipe B, the diameter of the heavy caliber end of described shape cylindrical shell d equates with the internal diameter of described flotation column two; Described sharp mouth jet pipe B is opened in the inner chamber of described shape cylindrical shell d.
In the above-mentioned twin columns flotation unit, the bottom of described flotation column one and flotation column two all becomes 20 ° of-25 ° of angles with horizontal plane.
Compared with prior art, the utlity model has following advantage:
(1) short flow process floatation process of twin columns multistage and equipment have been realized roughly selecting, choosing again, smart I, smart II, circulation are selected again, rotational flow sorting;
(2) multistage disperses gives the ore deposit pattern, and ore pulp makes ore pulp disperse droplet littler with multi-layer mechanical atomizer feed, this droplet from top to bottom with contacting with following current from bottom to top with microvesicle ore pulp adverse current;
(3) make the gas cap that rises of custom design with angle steel, post is divided into two-stage structure, be convenient to whole ore pulps recirculation rotational flow sortings;
(4) adopt adjustable microvesicle generators, can arbitrarily regulate air demand according to demand;
(5) has anti-block apparatus;
(6) can improve mineral recovery rate and concentrate grade, energy efficient and floating agent;
(7) can be used in the flotation of low grade collophanite and other metal and nonmetallic ore;
(8) can design the different-diameter flotation column of different production capacity according to different mineral and sprinkle density;
(9) these twin columns abbreviated system and equipment can also be used for a positive reverse flotation combination operation.
Description of drawings
Fig. 1 is the structural representation of twin columns flotation unit of the present utility model.
Fig. 2 is the structural representation that rises gas cap and the partial enlarged drawing of twin columns flotation unit of the present utility model, and wherein, figure a is for rising the structural representation of gas cap, and figure b is the partial enlarged drawing of angle steel layer.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing, but the utility model is not limited to following examples.
The structural representation of twin columns flotation unit of the present utility model such as Fig. 1-shown in Figure 4, each mark is as follows among the figure: 1 flotation column one, 2 flotation columns two, 3 smart I ore deposit feeders, 4 smart II ore deposit feeders, 5 smart II tails enter the pipe road, 6 raw ores enter the pipe road, 7 liters of gas caps, 8 roughly select back ore pulp outlet, 9 select the pipe road again, 10 eddy flows point mouth jet pipe A, 11 round platform cylindrical shell b, 12 round platform cylindrical shell c, 13 back taper funnel i, the outlet of 14 mine tailings, 15 adjustable microvesicle generators C, 16 smart I ore deposit tank diameters, 17 raw ore tank diameters, the pipe road is entered in 18 smart I ore deposits, 19 eddy flows point mouth jet pipe B, 20 round platform cylindrical shell d, 21 back taper funnel ii, the outlet of 22 smart II ore deposits, 23 adjustable microvesicle generators D, 24 blow plugging, 25 blow the silt pump, the outlet of 26 smart I ore deposits, 27 smart II mine tailing outlets, 28 angle steel layers, 29 pipeline E, 30 pipeline F.
Twin columns flotation unit of the present utility model comprises the flotation column 1 and the flotation column 22 of the cylindrical tube shape that the upper end is all uncovered; The outside of the opening end of flotation column 1 and flotation column 22 is arranged with upper end all uncovered columniform smart I ore deposit feeder 3 and smart II ore deposit feeder 4 respectively, the bottom of smart I ore deposit feeder 3 and smart II ore deposit feeder 4 is and becomes the skewed of 20 ° of angles with horizontal plane, the diameter of smart I ore deposit feeder 3 and smart II ore deposit feeder 4 is respectively 1.5 times of diameter of flotation column 1 and flotation column 22, the opening end of smart I ore deposit feeder 3 and smart II ore deposit feeder 4 exceeds the opening end 70cm of flotation column 1 and flotation column 22 respectively, and the bottom of smart I ore deposit feeder 3 and smart II ore deposit feeder 4 is fixedly connected to form ring cavity with the sidewall of flotation column 1 and flotation column 22 respectively; The cell body of smart I ore deposit feeder 3 and smart II ore deposit feeder 4 be respectively equipped with outlet 26 of smart I ore deposit and smart II ore deposit outlet 22 bottom; Smart I ore deposit outlet 26 is connected with smart I ore deposit tank diameter 16; Be equipped with in smart I ore deposit feeder 3 and the smart II ore deposit feeder 4 and blow silt pump 25, be convenient to smart I ore deposit and smart II ore deposit and shift; The cylinder wall of the following flotation column 1 of smart I ore deposit feeder 3 is provided with 10 equally distributed smart II tails and enters pipe road 5, and smart II tail advances the inner chamber that pipe road 5 all is opened on flotation column 1, and the openend that smart II tail enters pipe road 5 is equipped with shower nozzle; The cylinder wall that smart II tail advances the following flotation column 1 on pipe road is provided with the two row's raw ores that are arranged above and below and enters pipe road 6, it is 10 equally distributed pipelines that every row's raw ore enters pipe road 6, raw ore advances the inner chamber that pipe road 6 all is opened on flotation column 1, the openend that raw ore enters pipe road 6 is equipped with shower nozzle, the open end that two row's raw ores enter pipe road 6 is five equilibrium and staggers on two different vertical planes; The inlet that raw ore enters pipe road 6 is connected with raw ore tank diameter 17; Being arranged in inner chamber that raw ore advances the following flotation column 1 on pipe road 6 is provided with and rises gas cap 7, rise the round platform cylindrical shell a of diameter that gas cap 7 comprises the heavy caliber end from the bottom to top successively and the equal diameters of flotation column 1 and be arranged at the support of the small-caliber end of this round platform cylindrical shell a, this support is provided with angle steel layer 28, this angle steel layer 28 is arranged in parallel by 24 angle steel perpendicular to this support and forms, and is provided with the gap between the angle steel; Near the cylinder wall of the flotation column 1 the heavy caliber end of round platform cylindrical shell a is provided with roughly selects back ore pulp outlet 8; The cylinder wall that rises the following flotation column 1 of gas cap 7 is provided with 10 and selects pipe road 9 again, and the inner chamber that pipe road 9 all is opened on flotation column 1 is advanced in choosing again, selects the openend on pipe road 9 to be equipped with shower nozzle again; Ore pulp outlet 8 is connected with selecting the inlet on pipe road 9 again after roughly selecting; Select the cylinder wall of the following flotation column 1 on pipe road 9 to be provided with two row's eddy flows point mouth jet pipe A10 again, every row's eddy flow point mouth jet pipe A10 comprises 3 eddy flows point mouth jet pipes, and the sharp mouth jet pipe of eddy flow A10 all is opened on the inner chamber of flotation column 1; Be provided with heavy caliber end round platform cylindrical shell b11 that makes progress and the round platform cylindrical shell c12 that is arranged at the small-caliber end of round platform cylindrical shell b11 in the inner chamber of the corresponding flotation column 1 of two row's eddy flow point mouth jet pipe A10, the diameter of the heavy caliber end of round platform cylindrical shell b11 and round platform cylindrical shell c12 all with the equal diameters of flotation column 1, the equal diameters of the small-caliber end of round platform cylindrical shell b11 and round platform cylindrical shell c12; Two row's eddy flow point mouth jet pipe A10 are opened on respectively in the inner chamber of round platform cylindrical shell b11 and round platform cylindrical shell c12; The inner chamber that is arranged in the following flotation column 1 of eddy flow point mouth jet pipe A10 is provided with back taper funnel i13, and the mozzle of back taper funnel i13 is connected with the inlet of eddy flow point mouth jet pipe A10 by pipeline E29, and pipeline E29 is provided with adjustable microvesicle generators C15; The bottom of flotation column 1 is skewed horizontal by 25 ° of angles; The mine tailing that is provided with bottom of the cylinder wall of flotation column 1 exports 14; The cylinder wall that is positioned at the following flotation column 22 of smart II ore deposit feeder 4 is provided with the smart I of the two rows ore deposit that is arranged above and below and enters pipe road 18, the smart I of every row enters in the ore deposit pipe road 18 and comprises 10 equally distributed pipelines, smart I advances in the ore deposit inner chamber of pipe road 18 equal openings and flotation column 22, the openend that smart I enters in the ore deposit pipe road 18 is equipped with shower nozzle, the open end that the smart I of two rows enters pipe road 18 in the ore deposit is five equilibrium and staggers on two different vertical planes; The inlet that smart I enters in the ore deposit pipe road 18 is connected with smart I ore deposit tank diameter 16; The cylinder wall that smart I advances in the ore deposit the following flotation column 22 on pipe road 18 is provided with 4 eddy flow point mouth jet pipe B19, and eddy flow point mouth jet pipe B19 all is opened on the inner chamber of flotation column 22; Be provided with the round platform cylindrical shell d20 that the heavy caliber end makes progress in the inner chamber of the corresponding flotation column 22 of eddy flow point mouth jet pipe B19, the diameter of the heavy caliber end of round platform cylindrical shell d20 and the equal diameters of flotation column 22, eddy flow point mouth jet pipe B19 is opened in the inner chamber of round platform cylindrical shell d20; Be provided with back taper funnel ii21 in the inner chamber of the following flotation column 22 of eddy flow point mouth jet pipe B19, the mozzle of back taper funnel ii21 is connected with the inlet of eddy flow point mouth jet pipe B19 by pipeline F30, and pipeline F30 is provided with adjustable microvesicle generators D23; The bottom of flotation column 22 is skewed horizontal by 20 ° of angles; The smart II mine tailing that is provided with bottom of the cylinder wall of flotation column 22 exports 25; Smart II mine tailing outlet 25 is entered pipe road 5 with smart II tail and is connected; Rise in the cavity between the bottom of gas cap 7 and flotation column 1 and smart I ore deposit is advanced to be equipped with in the cavity between the bottom of pipe road 18 and flotation column 22 and blown plugging 24.
In the above-mentioned twin columns flotation unit, smart II tail advances that pipe road 6 is entered on pipe road 5, raw ore, choosing is entered pipe road 9 and smart I ore deposit and advanced the radical of the pipeline on pipe road 18 and can regulate according to actual needs again; The diameter of smart I ore deposit feeder 3 and smart II ore deposit feeder 4 can be respectively flotation column 1 and flotation column 22 diameter 1.5-2 doubly, the bottom of flotation column 1 and flotation column 22 and the gradient between the horizontal plane can be regulated in 20 °-25 ° angle; The bottom and the gradient between the horizontal plane of smart I ore deposit feeder 3 and smart II ore deposit feeder 4 can be regulated in 20 °-25 ° angle.
When using above-mentioned twin columns flotation unit, the prime minister will grind good ore pulp and deliver to the raw ore tank diameter 17 that has thermometer, add floating agent simultaneously, after adjusting, the double raw ore that ore pulp is squeezed into flotation column 1 by raw ore stock pump metering mineral slurry flux meter enters pipe road 6, advance the shower nozzle atomized spray of openend on pipe road 6 through raw ore after, ore pulp nebulizes and is distributed in the flotation column 1, meet micro-bubble from bottom to top, fully contact, easily the ore dressing thing rises with bubble incorporation and with bubble, in the floating extremely smart I ore deposit feeder 3; Leftover materials are met the micro-bubble that rises on the gas cap 7 because gravity acts in the flotation column 1 from top to bottom, because reverse-impact, the material that floatability is good slightly sticks to and forms mineral laden bubble on the bubble, float extremely in the smart I ore deposit feeder 3; The material that sinks is fallen on the angle steel layer 28 that rises gas cap 7, ore pulp flows out from the edge of angle steel layer 28, meet the back taper barrier effect that rises gas cap 7, ore pulp flows out from roughly selecting back ore pulp outlet 8, beat to choosing again to advance in the pipe road 9 through ore dressing stock pump again, after the shower nozzle atomized spray of the openend on pipe road 9 is advanced in choosing again, ore pulp nebulizes and is distributed in the flotation column 1, easily floating mineral are met the capable again mineralising of micro-bubble from bottom to top, at gas-liquid interface laminar surface tension force effect float downward, floating to smart I ore deposit feeder 3 by rising gas cap 7; All the other not selected materials continue to fall in flotation column 1, drop among the back taper funnel i13, behind the mozzle of back taper funnel i13, beat to eddy flow point mouth jet pipe A10 with circulating pump, the adjustable microvesicle generators C15 that is provided with between circulating pump and eddy flow point mouth jet pipe A10 is incorporated into air outside in the flotation column 1; Optional material and bubble incorporation, density diminishes, and rises in the smart I ore deposit feeder 3 by rising gas cap 7; Get on the post jamb under the eddy flow force field of all the other not selected mine tailings in flotation column 1, deliver to the mine tailing storehouse from the metering of mine tailing outlet 14 usefulness tailings pumps along the bottom surface of the inclination of flotation column 1; Concentrate overflow in the smart I ore deposit feeder 3 if this concentrate grade meets production requirement, then is directly used in production to smart I ore deposit tank diameter 16; If it is undesirable, then pipe road 18 is entered in the smart I ore deposit of squeezing into flotation column 22 with smart I ore pulp pump metering, advance the shower nozzle atomized spray of openend on pipe road 18 through smart I ore deposit after, smart I ore deposit nebulizes and is distributed in the flotation column 22, meet micro-bubble from bottom to top, fully contact, major part easily selects material to obtain flotation, and is floating to the feeder 4 of smart II ore deposit (product k); Not selected material continues to fall in flotation column 22, material drops to back taper funnel ii 21, behind the mozzle of back taper funnel ii 21, beat to eddy flow point mouth jet pipe B19 with circulating pump, between circulating pump and eddy flow point mouth jet pipe B19, be provided with adjustable microvesicle generators D23, air outside can be incorporated in the flotation column 22; Optional material and bubble incorporation, density diminishes, and rises in smart II ore deposit (product K) feeder 4, and to be product k from smart II ore deposit outlet 22 deliver to concentrate wherein uses ore deposit unit; The mine tailing in smart II ore deposit is got on the post jamb under the eddy flow force field of flotation column 22, and the smart II tail of delivering to flotation column 1 from the smart II of smart II mine tailing outlet 27 usefulness ore deposit tailings pump along the bottom surface of the inclination in the flotation column 22 enters pipe road 5, continues flotation in flotation column 1.
When carrying out positive reverse flotation with above-mentioned twin columns flotation unit, in flotation column 1, carry out direct flotation, smart I ore deposit adds reverse floatation agent in smart I ore deposit tank diameter 16, stir the back with being pumped in the flotation column 22, in flotation column 22, carry out reverse flotation, the come-up material is discharged in smart II ore deposit feeder 4, and finished product concentrate pump is delivered to from smart II mine tailing outlet 25 and used ore deposit unit.
Smart I ore pulp from feeder 3 overflows of smart I ore deposit to smart I ore deposit tank diameter 16 after, analyze P 2O 5≤ 29% o'clock, pipe road 18 was entered in the smart I ore deposit of squeezing into the top of flotation column 1 with pump after stirring; The atomizing churning is carried out smart II selection operation in the flotation section of flotation column 1; Gained come-up concentrate foam is the smart II product of hanking; With smart II choosing and raw ore slurry flow-control P 2O 5〉=29%, as the anti-technology of selecting again, with smart I ore pulp, smart II ore pulp again overflow add the counter smart I ore deposit of squeezing into flotation column 22 with pump of selecting behind the medicament and enter pipe road 18 to the smart I that increases newly, smart II mixing ore deposit tank diameter 16 ', in flotation column 22, carry out anti-selection operation; The SiO of come-up 2, MgO is pumped into the mine tailing storehouse, the bottom chats is the finished product concentrate, delivers to and uses ore deposit unit.

Claims (10)

1. collophane twin columns flotation unit is characterized in that: described device comprises flotation column one and the flotation column two that the upper end is all uncovered; The outside of the opening end of described flotation column one and flotation column two is arranged with upper end all uncovered smart I ore deposit feeder and smart II ore deposit feeder respectively; The bottom of described smart I ore deposit feeder and smart II ore deposit feeder all is skewed; The opening end of described smart I ore deposit feeder and smart II ore deposit feeder is higher than the opening end of described flotation column one and flotation column two respectively; Fixedly connected with the sidewall of flotation column two with described flotation column one respectively in the bottom of described smart I ore deposit feeder and smart II ore deposit feeder; The cell body lowest part of described smart I ore deposit feeder is provided with the outlet of smart I ore deposit; The cell body of described smart II ore deposit feeder the most lower is provided with the outlet of smart II ore deposit; The outlet of described smart I ore deposit is connected with smart I ore deposit tank diameter; The cylinder wall of the following described flotation column one of described smart I ore deposit feeder is provided with several smart II tails and enters the pipe road, and described smart II tail advances the inner chamber that the pipe road all is opened on described flotation column one; The cylinder wall that described smart II tail advances the following described flotation column one on pipe road is provided with several raw ores and enters the pipe road, and described raw ore advances the inner chamber that the pipe road all is opened on described flotation column one; The inlet that described raw ore enters the pipe road all is connected with the raw ore tank diameter; Described raw ore advances to be provided with in the inner chamber of following described flotation column one on pipe road and rises gas cap, described platform shape cylindrical shell a that diameter that gas cap comprises the heavy caliber end from the bottom to top successively equates with the internal diameter of described flotation column one and the support that is arranged at the small-caliber end of described shape cylindrical shell a of rising, described support is provided with the angle steel layer of being made up of some angle steel, is provided with the gap between the described angle steel; Roughly select back ore pulp outlet and be located at the heavy caliber end place of contiguous described shape cylindrical shell a on the described cylinder wall; The described cylinder wall that rises the following described flotation column one of gas cap is provided with several and selects into pipe road again, and the inner chamber that the pipe road all is opened on described flotation column one is advanced in described choosing again; The ore pulp outlet is connected with the inlet that the pipe road is entered in described choosing again after described the roughly selecting; The cylinder wall that the following described flotation column one on pipe road is advanced in described choosing again is provided with several sharp mouth jet pipe A, and described sharp mouth jet pipe A all is opened on the inner chamber of described flotation column one; Be provided with back taper funnel i in the inner chamber of the following described flotation column one of described sharp mouth jet pipe A, the mozzle of described back taper funnel i is connected with the inlet of described sharp mouth jet pipe A by pipeline E, and described pipeline E is provided with microvesicle generators C; The bottom of described flotation column one is skewed; The lowest part of the cylinder wall of described flotation column one is provided with the mine tailing outlet; The cylinder wall of the following described flotation column two of described smart II ore deposit feeder is provided with several smart I ore deposits and enters the pipe road, and described smart I advances the inner chamber that the pipe road all is opened on described flotation column two in the ore deposit; The inlet that described smart I enters in the ore deposit pipe road is connected with described smart I ore deposit tank diameter; The cylinder wall that described smart I advances in the ore deposit the following described flotation column two on pipe road is provided with several sharp mouth jet pipe B, and described sharp mouth jet pipe B all is opened on the inner chamber of described flotation column two; Be provided with back taper funnel ii in the inner chamber of the following described flotation column two of described sharp mouth jet pipe B, the mozzle of described back taper funnel ii is connected with the inlet of described sharp mouth jet pipe B by pipeline F, and described pipeline F is provided with microvesicle generators D; The bottom of described flotation column two is skewed; The lowest part of the cylinder wall of described flotation column two is provided with smart II mine tailing outlet; Described smart II mine tailing outlet is entered the pipe road with described smart II tail and is connected.
2. twin columns flotation unit according to claim 1 is characterized in that: described flotation column one and flotation column two are cylindrical tube.
3. twin columns flotation unit according to claim 1 and 2 is characterized in that: be equipped with in described smart I ore deposit feeder and the smart II ore deposit feeder and blow the silt pump; In the cavity between the described bottom that rises gas cap and described flotation column one and described smart I ore deposit is advanced to be equipped with in the cavity between the bottom of pipe road and described flotation column two and is blown plugging.
4. twin columns flotation unit according to claim 1 and 2 is characterized in that: described raw ore advances pipe road and smart II tail and advances on the cylinder wall that the pipe road all is uniformly distributed in described flotation column one; Described smart I advances in the ore deposit on the cylinder wall that the pipe road is uniformly distributed in described flotation column two.
5. twin columns flotation unit according to claim 1 and 2 is characterized in that: it is the pipeline that is arranged above and below that is arranged on the cylinder wall of described flotation column one that described raw ore enters the pipe road; It is the pipeline that is arranged above and below that is arranged on the cylinder wall of described flotation column two that described smart I enters in the ore deposit pipe road.
6. according to the described twin columns flotation unit of claim 5, it is characterized in that: the openend that the described raw ore that is arranged above and below enters the pipe road is located on the different vertical planes; The openend that the pipe road is entered in the described smart I ore deposit that is arranged above and below is located on the different vertical planes.
7. twin columns flotation unit according to claim 1 and 2 is characterized in that: described raw ore enters the pipe road, the pipe road is entered in smart I ore deposit and smart II tail enters the pipe road openend is equipped with shower nozzle.
8. twin columns flotation unit according to claim 1 and 2 is characterized in that: described sharp mouth jet pipe A is the jet pipe that is arranged above and below that is arranged on the cylinder wall of described flotation column one; Be provided with heavy caliber end platform shape cylindrical shell b that makes progress and the platform shape cylindrical shell c that is arranged at the small-caliber end of described shape cylindrical shell b in the inner chamber of the described corresponding described flotation column one of sharp mouth jet pipe A that is arranged above and below, the diameter of the heavy caliber end of described shape cylindrical shell b and platform shape cylindrical shell c all equates with the internal diameter of described flotation column one, the equal diameters of the small-caliber end of described shape cylindrical shell b and platform shape cylindrical shell c; The described sharp mouth jet pipe A that is arranged above and below is opened on respectively in the inner chamber of described shape cylindrical shell b and platform shape cylindrical shell c.
9. twin columns flotation unit according to claim 1 and 2, it is characterized in that: be provided with the platform shape cylindrical shell d that the heavy caliber end makes progress in the inner chamber of the corresponding described flotation column two of described sharp mouth jet pipe B, the diameter of the heavy caliber end of described shape cylindrical shell d equates with the internal diameter of described flotation column two; Described sharp mouth jet pipe B is opened in the inner chamber of described shape cylindrical shell d.
10. twin columns flotation unit according to claim 1 and 2 is characterized in that: the bottom of described flotation column one and flotation column two all becomes 20 ° of-25 ° of angles with horizontal plane.
CN2011200038424U 2011-01-07 2011-01-07 Collophane double-column floatation device Expired - Lifetime CN202061717U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102764699A (en) * 2012-07-23 2012-11-07 贵州洋浦恒立化工有限公司 Cellophane beneficiating method
CN102886306A (en) * 2012-07-18 2013-01-23 云南磷化集团有限公司 Column-slot combined technology for grading calcium collophanite
CN104772230A (en) * 2015-03-27 2015-07-15 山东莱芜煤矿机械有限公司 Large-sized floatation column middling dual-swirl device
CN104841571A (en) * 2015-05-29 2015-08-19 武汉工程大学 Novel flotation column and flotation method thereof
CN106269270A (en) * 2016-08-27 2017-01-04 湖北宜化集团有限责任公司 A kind of high magnesium low-grade phosphate rock column type method for separating and device
CN107096646A (en) * 2017-06-28 2017-08-29 贵州大学 A kind of method and device of coarse granule column flotation

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102886306A (en) * 2012-07-18 2013-01-23 云南磷化集团有限公司 Column-slot combined technology for grading calcium collophanite
CN102886306B (en) * 2012-07-18 2015-07-15 云南磷化集团有限公司 Column-slot combined technology for grading calcium collophanite
CN102764699A (en) * 2012-07-23 2012-11-07 贵州洋浦恒立化工有限公司 Cellophane beneficiating method
CN104772230A (en) * 2015-03-27 2015-07-15 山东莱芜煤矿机械有限公司 Large-sized floatation column middling dual-swirl device
CN104841571A (en) * 2015-05-29 2015-08-19 武汉工程大学 Novel flotation column and flotation method thereof
CN106269270A (en) * 2016-08-27 2017-01-04 湖北宜化集团有限责任公司 A kind of high magnesium low-grade phosphate rock column type method for separating and device
CN107096646A (en) * 2017-06-28 2017-08-29 贵州大学 A kind of method and device of coarse granule column flotation

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