CN114669392A - Mineral dissociation device and method thereof - Google Patents
Mineral dissociation device and method thereof Download PDFInfo
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- CN114669392A CN114669392A CN202210324233.1A CN202210324233A CN114669392A CN 114669392 A CN114669392 A CN 114669392A CN 202210324233 A CN202210324233 A CN 202210324233A CN 114669392 A CN114669392 A CN 114669392A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B1/00—Conditioning for facilitating separation by altering physical properties of the matter to be treated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a mineral dissociation device and a mineral dissociation method, which aim to solve the problem of low dissociation efficiency of the existing mineral dissociation equipment. The device comprises broken primary election system of mineral and ore grinding flotation system two parts, transports by the conveyer belt through the filter screen after the mineral is broken into suitable particle diameter, throws the tail with most gangue mineral by intelligent induction system and thrust unit again, alleviates operating pressure and raises the efficiency for follow-up ore grinding and mineral flotation. In the ore grinding flotation system, different from the traditional ore grinding, the motor can rotate in the forward and reverse directions, so that the ore grinding efficiency is improved. The water filtered out in the subsequent concentrate and tailings can be recycled to save water resources. The minerals of the device are screened layer by layer, and the purpose of accurately and efficiently dissociating the minerals is achieved.
Description
Technical Field
The invention relates to the technical field of mining machinery, is suitable for separating metal minerals from gangue minerals connected with the metal minerals, and particularly relates to a mineral dissociation device and a mineral dissociation method.
Technical Field
In the production and living process of human society, the utilization of minerals cannot be avoided. Although mineral resource categories in China are rich, poor ores are rich and rich, symbiotic and associated ore deposits are abundant, and part of ore minerals are embedded in gangue minerals with very fine granularity, so that much unnecessary trouble is brought to ore dressing. In order to utilize the target mineral, the target mineral is firstly crushed, dissociated and sorted, and then the target mineral is separated from the gangue minerals. The dissociation of minerals is the premise of separation, the dissociation effect directly influences the quality of subsequent operation, and if the dissociation is not complete, a series of problems such as increased medicament input amount, increased equipment energy consumption, impure separated minerals and the like can occur during the separation.
In the traditional dissociation operation process, the first step is generally grinding, and grinding has two modes of closed circuit grinding and open circuit grinding, wherein the former means that the unqualified part after grinding and classification returns to the original grinding machine, and the latter means that the unqualified part after grinding and classification is processed by the other grinding machine, but both closed circuit grinding and open circuit grinding have high energy consumption and high consumption of grinding media, so that the new surface pollution of useful minerals can be further increased. In the existing mineral dissociation technology, the problems of large equipment volume, high energy consumption, complex process and the like exist. Therefore, the improvement of the existing dissociation operation process and equipment has great significance, and the improvement is one of important directions of the development of the mineral separation technology.
Disclosure of Invention
In view of the disadvantages of the conventional mineral dissociation equipment, the present invention aims to provide a device and a method which can discard most gangue minerals in advance after ore crushing and before ore grinding, and the subsequent process is simplified. Therefore, most of the ores to be selected entering the ore grinding equipment are ore minerals, purer feeding materials can be provided for subsequent ore grinding and flotation operation, the loss of the ore grinding equipment and ore grinding media is reduced, the process flow provided by the invention is simpler, the equipment is more simplified, the equipment consumption and maintenance cost can be reduced, the occupied area of a field is reduced, and the ore sorting efficiency is improved.
In order to overcome the defects of the existing equipment and achieve the purpose, the equipment provided by the invention comprises a mineral crushing primary selection system and a grinding flotation system.
Specifically, the method comprises the following steps:
a mineral dissociation device comprises a crusher, wherein the crusher is provided with a crushing motor, and the crushing motor is connected with a crushing blade through a motor middle shaft;
the top of the crusher is provided with a feed inlet, the bottom of the crusher is provided with a discharge outlet, and the discharge outlet is provided with a crusher filter screen;
a conveyor belt is arranged below a discharge port of the crusher;
the conveying belt is driven by a conveying wheel to operate; an intelligent sensing device and a pushing device are mounted above the conveyor belt, the pushing device comprises a pushing rod and a pushing handle, the pushing rod receives an instruction of the intelligent sensing device to drive the pushing handle, and a gangue mineral collecting box is arranged at a position corresponding to the pushing handle;
a wet ball mill is arranged at the discharge end of the conveyor belt, a positive and negative motor is installed on the wet ball mill, and the positive and negative motor is connected with an ore grinding impeller through a stirring shaft; an ore grinding medium is also placed in the wet ball mill;
a ball mill filter screen is arranged at a discharge port at the bottom of the wet ball mill, an ore pulp conveying channel is connected to the lower end of the discharge port, and a pressure pump and a solid foam generator are sequentially arranged on the ore pulp conveying channel; the solid foam generator is a honeycomb-shaped solid;
the tail end of the pulp conveying channel is provided with a pulp outlet which is positioned at the central position of the bottom of the mineral flotation tank. The ore pulp outlet is a shower head structure with an upward outlet;
the mineral flotation tank is filled with liquid containing flotation reagents, the tailing sedimentation and collection device is arranged at the bottom of the mineral flotation tank from head to tail and is conical, the lower part of the tailing sedimentation and collection device corresponds to a dehydration and collection opening of a dehydration and collection ring, the dehydration and collection ring is obliquely arranged, and the lower side of the dehydration and collection ring is connected with a filtering water channel;
the two sides of the top of the mineral flotation box are respectively provided with a concentrate channel and a concentrate pushing piston, the concentrate pushing piston is used for pushing the floated concentrate to the concentrate channel, and the concentrate channel is connected with a concentrate collector;
a water outlet at the bottom of the concentrate collector is connected with a filtering water channel;
the lower end one-way circulation port of the filtering water channel is connected with the water inlet of the wet ball mill.
By adopting the device, the invention also provides a mineral dissociation method, which comprises the following steps:
after the feed material enters the crusher through a feed inlet of the crusher, the feed material is crushed by a crushing blade, minerals with proper particle sizes can fall on a conveyor belt through a crusher filter screen arranged at the bottom of the crusher, and the minerals with large particle sizes are repeatedly crushed until the minerals can pass through the crusher filter screen at the bottom;
mineral screened by the crusher filter screen falls on a conveyor belt below the crusher filter screen, the mineral can pass through an induction area of an intelligent induction device in the process of transportation, an intelligent induction device inductor senses physical information of the mineral conveyed on the conveyor belt, whether the mineral contains useful mineral or not can be identified after analysis, an instruction is given to a push rod according to the conveying speed of the conveyor belt, the action force is given to a push handle through the push rod, the push handle pushes tailings without the useful mineral into a gangue mineral collection box positioned below the conveyor belt, and mineral particles containing the useful mineral are conveyed forwards continuously along the conveyor belt;
the material falls into a wet ball mill from the discharge end of the conveyor belt for grinding; the ore pulp flowing out of the ball mill filter screen flows to the pressurizing pump through the ore pulp conveying channel, and air and foam are carried away when the ore pulp is conveyed to the solid foam generator;
the ore pulp with the foam continuously flows upwards and flows into the mineral flotation tank through an ore pulp outlet, the flowing ore pulp is divided into a plurality of small flows, and the ore pulp is floated by a flotation reagent in the mineral flotation tank under the drive of the initial speed and the foam; the tailings containing the foam settle in the ascending process and are deposited in a tailing deposition and collection device, moisture contained in the tailings after the tailings are deposited in the tailing deposition and collection device can flow into a dehydration and collection ring from the lower part of the tailing deposition and collection device through a dehydration and collection port under the action of gravity, and the collected moisture flows into a filtering water channel automatically under the action of gravity;
concentrate floats to the top of the mineral flotation tank under the drive of the foam, the concentrate pushes the piston to push the concentrate channel, the concentrate is deposited in the concentrate collector after reaching the concentrate collector, and water flows to the filter water channel from the tail end of the concentrate collector under the action of gravity;
the lower end of the filtering water channel is connected with the right side of the top end of the wet ball mill, and water flows into the wet ball mill through the one-way circulation port through the filtering water channel, so that recycling is realized.
Has the advantages that:
compared with the prior device, the invention has the following advantages and improvements:
1. most of gangue minerals can be removed in advance
According to the invention, after crushing, mineral particles with proper particle size are filtered out through a filter screen, and most gangue minerals can be thrown off in advance through an intelligent sensing device and a pushing device, so that the subsequent flotation reagent dosage is saved, the subsequent process is simplified, and the energy consumption is saved.
2. Convenient for maintenance and cleaning the inside
Most of the equipment provided by the invention is of a detachable structure, and is convenient to maintain or clean the inside of the equipment.
3. The mineral dissociation is more complete
After the step of discarding the tail in advance, most of the minerals entering the ore grinding equipment are useful minerals, so that the mineral dissociation is facilitated, the good mineral dissociation is the key of the subsequent operation, and a solid foundation is laid for improving the separation of the minerals.
4. Saving energy consumption and occupying small area
Compared with the traditional equipment, the equipment provided by the invention has the advantages of simple process and small equipment number, and can obviously save energy consumption and reduce the occupied area of the site.
Drawings
FIG. 1 is a schematic view of the apparatus of the present invention;
FIG. 2 is a top view of a dewatering collection ring according to the present invention.
Detailed Description
In order to show the advantages of the invention and to make the process more clear, the invention is explained in further detail below with reference to the accompanying drawings. It is to be understood, however, that the disclosure is not intended to cover all embodiments of the invention, but only a few embodiments. Other embodiments, which are based on the embodiments of the invention and can be modified or obtained by persons skilled in the art without innovative efforts, shall fall within the protective scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and thus, it should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Fig. 1 schematically shows a method schematic diagram of a mineral dissociation device, and the device consists of a mineral crushing primary separation system and a grinding flotation system. In the figure, a crushing motor 1 and a motor center shaft 2 are mainly used for driving a crushing blade 3 to normally work, and the crushing blade 3 is connected with and fixed in a crusher 4 through the motor center shaft 2, but is detachably connected with the motor center shaft 2 instead of being welded. The crushing blade 3 is used to crush the input material into a suitable particle size. After the feed material enters the crusher 4 through a feed inlet on the upper left side of the crusher 4, the feed material is crushed by the crushing blade 3, minerals with proper particle sizes can fall on the conveyor belt 7 through the crusher filter screen 5 arranged at the bottom of the crusher 4, and the minerals with large particle sizes are repeatedly crushed until the minerals can pass through the crusher filter screen 5 at the bottom. Part of the minerals which can be separated and dissociated can also be separated and dissociated, and although the grade of the total minerals is not changed, the feed materials with higher quality can be provided for the subsequent operation. The crusher filter screen 5 at the bottom of the crusher 4 can be detached, which is beneficial to replacing the crusher filter screen 5 or the crushing blade 3 and cleaning the inside of the crusher 4 regularly, and provides guarantee for the durable use of the device.
Mineral after 5 screens of breaker filter screen drops on conveyer belt 7 of breaker filter screen below, conveyer belt 7 is driven the operation by transfer gear 6, transports the right side with mineral. During transportation, minerals pass through the sensing area of the intelligent sensing device 8, and the sensor is connected with the computer in series in the intelligent sensing device 8 and is positioned in front of the computer. The broken mineral on the conveyor belt 7 can be identified by the sensor when passing through the sensing area, and the sensor can sense the physical information such as the size, the shape, the specific gravity, the color ratio and the like of the mineral transmitted on the conveyor belt 7. The sensor transmits the sensed information to the computer, the computer can identify whether the mineral contains the useful mineral after analysis, and gives an instruction to the pushing device according to the transmission speed of the conveyor belt 7, the pushing device comprises a pushing rod 9 and a pushing hand 10, the action force given to the pushing hand 10 by the pushing rod 9 is used by the pushing hand 10 to push the tailings without the useful mineral into a gangue mineral collecting box 11 positioned below the conveyor belt 7, and the mineral particles containing the useful mineral cannot be shot away by the pushing device and are continuously transmitted forwards along the conveyor belt 7.
The lower part of the end on the right side of the conveyor belt 7 is just opposite to the upper left part of the wet ball mill 15, a positive and negative motor 12 is arranged right above the outer side of the wet ball mill 15, and the positive and negative motor 12 drives an ore grinding impeller 14 to rotate through a stirring shaft 13. The positive and negative motors 12 can rotate either clockwise or counterclockwise, which can drive the grinding impeller 14 to rotate in both directions. The grinding efficiency can be improved by rotating the grinding impeller 14 forward and backward during grinding. In the figure, a plurality of ore grinding media 17 are also arranged in the wet ball mill 15, and the wet ball mill 15 can drive the ore grinding media 17 to work together when working, so that the ore grinding efficiency is improved.
The bottom of the wet ball mill 15 is provided with a detachable ball mill filter screen 16, a pulp conveying channel 18 is connected below the detachable ball mill filter screen 16, and the pulp conveying channel 18 is also provided with a pressure pump 19. The slurry flowing from the ball mill screen 16 passes through the slurry transfer passage 18 to the booster pump 19, and the booster pump 19 increases the flow rate of the slurry. The increased flow rate of slurry through the solids foam generator 20 mounted in the slurry transport passageway 18 entrains air and foam. The solid foam generator 20 is a honeycomb-shaped solid, and when the pulp flows through, the foam and air rich in pulp can be fed under the action of pulp scouring force, and the consumed part can be timely supplemented, so that the supply of air and foam is ensured.
The slurry carrying the foam continues to flow upwardly through the slurry outlet 27 to the mineral flotation tank 24. The ore pulp outlet 27 is designed in a shower head type with an upward outlet, and the outflow ore pulp is divided into a plurality of bundles of trickle flows, so that the contact surface between the ore pulp and the flotation solution is increased, and the flotation efficiency is improved. The mineral flotation tank 24 contains a liquid containing a flotation reagent, and when the slurry enters the mineral flotation tank 24 through the slurry outlet 27, the slurry is floated in the mineral flotation tank 24 by the flotation reagent under the driving of the initial velocity and the froth. The tailings containing the foam settle in the ascending process of the ore pulp and are deposited in a tailings depositing and collecting device 23, the tailings depositing and collecting device 23 is conical, moisture contained in the tailings after the tailings are deposited in the tailings depositing and collecting device 23 flows into a dewatering and collecting ring 21 from the lower part of the tailings depositing and collecting device 23 through a dewatering and collecting opening 22 under the action of gravity, and the dewatering and collecting opening 22 is an opening on the dewatering and collecting ring 21 and right below the tailings depositing and collecting device 23. As shown in fig. 1 and 2, the dehydrating collection ring 21 is inclined to the left and the left side is connected to the filtered water passage 30, and the collected water is automatically flowed into the filtered water passage 30 by gravity in the dehydrating collection ring 21.
The concentrate is floated to the top of the mineral flotation tank 24 by the foam, and is pushed into the concentrate channel 28 by the concentrate pushing piston 25, and the concentrate pushing piston 25 is positioned at the right side of the top end of the mineral flotation tank 24 and is used for pushing the floated concentrate. The concentrate channel 28 is located at the left end of the top end of the mineral flotation tank 24 and its left side is connected to a concentrate collector 29. The concentrate is deposited in the concentrate collector 29 after it has reached it and the water flows by gravity from the end of the concentrate collector 29 to the filtered water channel 30. The lower end of the filtered water channel 30 is connected with the right side of the top end of the wet ball mill 15, and water flows into the wet ball mill 15 from the filtered water channel 30 through the one-way circulation port 31, so that recycling is realized.
Finally, it should be noted that: the above embodiments are only preferred embodiments of the present invention to illustrate the technical solutions of the present invention, but not to limit the technical solutions, and not to limit the patent scope of the present invention; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention; the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention; that is, all the modifications and changes made within the spirit and scope of the present invention should be considered as being within the scope of the present invention; in addition, the technical scheme of the invention is directly or indirectly applied to other related technical fields, and the technical scheme is included in the patent protection scope of the invention.
Claims (5)
1. The mineral dissociation device is characterized by comprising a crusher (4), wherein the crusher (4) is provided with a crushing motor (1), and the crushing motor (1) is connected with a crushing blade (3) through a motor middle shaft (2);
a feed inlet is formed in the top of the crusher (4), a discharge outlet is formed in the bottom of the crusher, and a crusher filter screen (5) is arranged at the discharge outlet;
a conveyor belt (7) is arranged below the discharge hole of the crusher (4);
the conveyor belt (7) is driven by the conveyor wheel (6) to run; an intelligent sensing device (8) and a pushing device are mounted above the conveyor belt (7), the pushing device comprises a pushing rod (9) and a pushing handle (10), the pushing rod (9) receives an instruction of the intelligent sensing device (8) to drive the pushing handle (10), and a gangue mineral collecting box (11) is arranged at a position corresponding to the pushing handle (10);
a wet ball mill (15) is arranged at the discharge end of the conveyor belt (7), a positive and negative motor (12) is arranged on the wet ball mill (15), and the positive and negative motor (12) is connected with an ore grinding impeller (14) through a stirring shaft (13); an ore grinding medium (17) is also placed in the wet ball mill (15);
a ball mill filter screen (16) is installed at a discharge port at the bottom of the wet ball mill (15), the discharge port is connected with an ore pulp conveying channel (18), and a pressure pump (19) and a solid foam generator (20) are sequentially installed on the ore pulp conveying channel (18); the solid foam generator (20) is a honeycomb-shaped solid;
the tail end of the ore pulp conveying channel (18) is provided with an ore pulp outlet (27), and the ore pulp outlet (27) is positioned at the central position of the bottom of the mineral flotation tank (24);
the mineral flotation tank (24) is filled with liquid containing flotation reagents, the tailing deposit collecting devices (23) are arranged at the bottom of the mineral flotation tank (24) from head to tail, the tailing deposit collecting devices (23) are conical, the lower parts of the tailing deposit collecting devices (23) correspond to dehydration collecting openings (22) of dehydration collecting rings (21), the dehydration collecting rings (21) are obliquely arranged, and the lower side of the dehydration collecting rings is connected with a filtered water channel (30);
the two sides of the top of the mineral flotation tank (24) are respectively provided with a concentrate channel (28) and a concentrate pushing piston (25), the concentrate pushing piston (25) is used for pushing the floated concentrate into the concentrate channel (28), and the concentrate channel (28) is connected with a concentrate collector (29);
the water outlet at the bottom of the concentrate collector (29) is connected with a filtered water channel (30).
2. A mineral dissociation apparatus as claimed in claim 1, wherein the lower one-way flow port (31) of the filtered water channel (30) is connected to a water inlet of a wet ball mill (15).
3. A mineral dissociation apparatus as claimed in claim 1, characterised in that the slurry outlet (27) is a shower arrangement with the outlet facing upwards.
4. A method of mineral dissociation characterised in that a mineral dissociation apparatus as claimed in any one of claims 1 to 3 is used, including the steps of:
after a feed material enters the crusher (4) through a feed inlet of the crusher (4), the feed material is crushed by the crushing blade (3), minerals with proper particle sizes can fall on the conveyor belt (7) through the crusher filter screen (5) arranged at the bottom of the crusher (4), and minerals with large particle sizes are repeatedly crushed until the minerals can pass through the crusher filter screen (5) at the bottom;
mineral screened by the crusher filter screen (5) falls on the conveyor belt (7) below the crusher filter screen, the mineral can pass through a sensing area of the intelligent sensing device (8) in the process of transportation, a sensor of the intelligent sensing device (8) senses physical information of the mineral transmitted on the conveyor belt (7), whether the mineral contains useful mineral or not can be identified after analysis, an instruction is given to the push rod (9) according to the transmission speed of the conveyor belt (7), the acting force is given to the push handle (10) through the push rod (9), the push handle (10) pushes tailings without the useful mineral into a gangue mineral collecting box (11) below the conveyor belt (7), and mineral particles containing the useful mineral are continuously transmitted forwards along the conveyor belt (7);
the material falls into a wet ball mill (15) from the discharge end of the conveyor belt (7) for ore grinding; the slurry flowing out of the ball mill screen (16) flows to a pressurizing pump (19) through a slurry conveying channel (18), and air and foam are carried away when the slurry is conveyed to a solid foam generator (20);
the ore pulp with foam continuously flows upwards and flows into a mineral flotation tank (24) through an ore pulp outlet (27), the outflow ore pulp is divided into a plurality of small flows, and the ore pulp is floated in the mineral flotation tank (24) by a flotation reagent under the drive of initial speed and foam; the tailings containing the foam settle in the ascending process and are deposited in a tailing deposition and collection device (23), moisture contained in the tailings after the tailings are deposited in the tailing sedimentation and collection device (23) flows into a dewatering and collection ring (21) through a dewatering and collection opening (22) due to the action of gravity, the collected moisture flows into the dewatering and collection ring (21) and then automatically flows into a filtering water channel (30) under the action of gravity;
the concentrate floats to the top of the mineral flotation tank (24) under the action of the foam, is pushed into the concentrate channel (28) by the concentrate pushing piston (25), is deposited in the concentrate collector (29) after reaching the concentrate, and flows into the filtered water channel (30) from the tail end of the concentrate collector (29) under the action of gravity.
5. The mineral dissociation method of claim 4, wherein the lower end of the filtered water channel (30) is connected with the right side of the top end of the wet ball mill (15), and water flows into the wet ball mill (15) from the filtered water channel (30) through the one-way circulation port (31) for recycling.
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| CN202210324233.1A CN114669392A (en) | 2022-03-29 | 2022-03-29 | Mineral dissociation device and method thereof |
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