CN112547286A - Integrated mineral sorting system and sorting method thereof - Google Patents
Integrated mineral sorting system and sorting method thereof Download PDFInfo
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- CN112547286A CN112547286A CN202011303104.1A CN202011303104A CN112547286A CN 112547286 A CN112547286 A CN 112547286A CN 202011303104 A CN202011303104 A CN 202011303104A CN 112547286 A CN112547286 A CN 112547286A
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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
- B02C21/02—Transportable disintegrating plant
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/83—Mixing plants specially adapted for mixing in combination with disintegrating operations
- B01F33/831—Devices with consecutive working receptacles, e.g. with two intermeshing tools in one of the receptacles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/836—Mixing plants; Combinations of mixers combining mixing with other treatments
- B01F33/8361—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating
- B01F33/83612—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating by crushing or breaking
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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
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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
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating
Abstract
The invention discloses an integrated mineral separation system and a separation method thereof, and solves the technical problem of low mineral separation efficiency in the prior art. The sorting system comprises a slurry mixing treatment tank, a stirring mechanism, a mineral dewatering device, a heating plate and a wind sorting mechanism which are sequentially connected. The sorting method mainly comprises the following steps: the mineral enters the slurry mixing treatment tank to be mixed with water to form ore pulp, the ore pulp enters the stirring mechanism to be mixed and stirred, the mixed ore pulp enters the mineral dehydration device to be compressed and dehydrated, and the dehydrated ore pulp enters the air separation mechanism to be separated and enriched in the mineral collection box after being heated, dried and crushed. According to the invention, the slurry mixing treatment tank, the stirring mechanism, the mineral dehydration device, the heating plate and the air separation mechanism are organically combined, so that the minerals are uniformly mixed with water to form slurry, the ore slurry is dehydrated, heated, dried, crushed and winnowing enriched in sequence, and the purpose of rapidly and efficiently separating the minerals is realized through multi-stage mineral layer-by-layer separation.
Description
Technical Field
The invention belongs to the technical field of mineral resource sorting, and particularly relates to an integrated mineral sorting system and a sorting method thereof.
Background
In recent years, mining and metallurgy technologies of mines are rapidly developed, and according to physical and chemical properties of different minerals, processes such as flotation, magnetic separation, electric separation, gravity separation and the like are adopted to separate useful minerals and gangue minerals from each other as much as possible, so that useful components are enriched, and harmful impurities are removed or reduced. Various sorting technologies are improved to different degrees, but the existing mineral separation system still has the technical problem of low mineral separation efficiency.
Therefore, the invention designs an integrated mineral separation system and a separation method thereof, which realize the aim of quickly and efficiently separating minerals by multi-stage mineral layer-by-layer separation.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the integrated mineral separation system and the separation method thereof are provided, and the technical problem of low mineral separation efficiency in the prior art is solved.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides an integrated form mineral sorting system, includes and is used for sneaking into the mixed thick liquid processing tank of washing aquatic in order to form the ore pulp with the powdered ore, connects out from mixed thick liquid processing tank in order to carry out the rabbling mechanism of ore pulp homogeneous mixing, connects out the mineral dewatering device who carries out dehydration to the ore pulp from the rabbling mechanism, connects out the hot plate that carries out drying process to the mineral from mineral dewatering device to and connect out the selection by winnowing mechanism who is used for carrying out the selection by winnowing to the mineral from the hot plate through the delivery board.
Further, the stirring mechanism comprises a stirring box connected with the slurry mixing treatment tank through a first ore pulp conveying pipe, and a water return tank connected out of the stirring box; the slurry mixing treatment tank is also connected with the stirring box through a second ore pulp conveying pipe, and the water return tank is connected with the slurry mixing treatment tank through a tailing output pipe.
Furthermore, the mixed pulp treatment tank is provided with a mineral feeding funnel, a tailing discharge pipe, a water replenishing pipe, a partition plate and a purification filter element, the mixed pulp treatment tank is sequentially divided into an upper chamber, a middle chamber and a lower chamber by the partition plate and the purification filter element from top to bottom, the first ore pulp conveying pipe and the mineral feeding funnel are respectively connected with the upper chamber, the second ore pulp conveying pipe and the water replenishing pipe are respectively connected with the lower chamber, the tailing output pipe and the tailing discharge pipe are respectively connected with the middle chamber, and the water replenishing pipe and the tailing discharge pipe are respectively provided with a water replenishing valve and a sludge water discharge valve.
Furthermore, a first water outlet valve, a first pump and a second water inlet valve are arranged on the first ore pulp conveying pipe; the second ore pulp conveying pipe is provided with a second water outlet valve, a second pump and a first water inlet valve, the tailing output pipe is provided with a third water outlet valve and a third water inlet valve, the second ore pulp conveying pipe is connected with the upper chamber through a water inlet pipe, and the water inlet pipe is provided with a fourth water inlet valve.
Furthermore, the mineral dewatering device comprises a mineral dewatering device main body which is connected out of the stirring box, a piston and a lead screw which are arranged in the mineral dewatering device main body, and a stepping motor; the piston is connected with the stepping motor through a lead screw and divides the mineral dehydration device main body into a first mineral compression cavity and a second mineral compression cavity; and a first ore outlet communicated with the first mineral compression cavity and a second ore outlet communicated with the second mineral compression cavity are formed in the stirring box.
Furthermore, a second water outlet is communicated between the water return tank and the stirring box, a first water outlet is communicated between the water return tank and the first mineral compression cavity, a third water outlet is communicated between the water return tank and the second mineral compression cavity, the first mineral compression cavity is provided with a first extrusion mineral outlet above the heating plate, and the second mineral compression cavity is provided with a second extrusion mineral outlet above the heating plate.
Furthermore, the winnowing mechanism comprises a first fan, a first fan air inlet channel connected with the first fan, an inclined separation plate connected with the first fan air inlet channel, a first-stage mineral separation baffle and a second-stage mineral separation baffle which are arranged on the inclined separation plate, a first-stage mineral drainage plate which is arranged on the inclined separation plate and corresponds to the first-stage mineral separation baffle, a second-stage mineral drainage plate which corresponds to the second-stage mineral separation baffle, a second fan, an air distribution plate which is connected with the second fan through a second air channel, a second-stage mineral separation groove which is arranged below the inclined separation plate, and a high-grade ore outlet, a medium-grade ore outlet and a low-grade ore outlet which are connected with the second-stage mineral separation groove; the air distribution plate is located between the inclined separation plate and the second-stage mineral separation groove, the second-stage mineral separation groove is formed by three mineral collecting grooves which are distributed side by side and correspond to a high-grade ore outlet, a medium-grade ore outlet and a low-grade ore outlet respectively, a mineral inlet is formed in an air inlet channel of the first fan, and the discharge end of the conveying plate is connected into the mineral inlet.
Further, still include the support frame, mix thick liquid processing tank, rabbling mechanism, mineral dewatering device, hot plate and selection by winnowing mechanism and all locate the support frame, the support frame bottom is equipped with the universal wheel, and the second fan is installed on second fan support, and second grade mineral separation groove is equipped with gaseous purifier, and gaseous purifier is connected with air outlet channel, and air outlet channel establishes the wind gap.
Further, the heating plate is connected with a vertical vibrating motor through a vertical vibrating spring, the heating plate is further connected with a buffer spring, a mineral crusher is arranged at the outlet end of the heating plate, the feeding end of the conveying plate is located under the discharge port of the mineral crusher, and the mineral crusher is provided with a guide plate and a mineral stripping plate.
A sorting method of an integrated mineral sorting system comprising the steps of:
step 1, mineral enters a slurry mixing treatment tank to be mixed with water in the slurry mixing treatment tank to form ore slurry;
step 2, conveying the ore pulp to a stirring mechanism through a first ore pulp conveying pipe and a second ore pulp conveying pipe for uniformly mixing and stirring;
step 3, feeding the uniformly stirred ore pulp into a mineral dehydration device for compression and dehydration;
step 4, heating and drying the dehydrated ore pulp in a heating plate, and crushing the ore pulp by a mineral crusher;
and 5, the minerals crushed by the mineral crusher enter a winnowing mechanism to be sorted and enriched in a high-grade ore outlet, a medium-grade ore outlet and a low-grade ore outlet.
Compared with the prior art, the invention has the following beneficial effects:
the multi-stage mineral layer-by-layer separation device has the characteristics of integration, high separation efficiency and resource recycling, has stable performance, high reliability and strong practicability, and is suitable for wide popularization and application in the technical field.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Wherein, the names corresponding to the reference numbers are:
1-universal wheel, 2-gas purification device, 3-secondary mineral separation tank, 4-second fan support, 5-second fan air inlet channel, 6-second fan, 7-air distribution plate, 8-primary mineral drainage plate, 9-first fan, 10-inclined separation plate, 11-mineral inlet, 12-first fan air inlet channel, 13-conveying plate, 14-longitudinal vibration motor, 15-longitudinal vibration spring, 16-heating plate, 17-stepping motor, 18-first mineral compression cavity, 19-piston, 20-first water inlet valve, 21-second water inlet valve, 22-stirring box, 23-second water outlet, 24-third water outlet, 25-third water outlet valve, 26-mineral feeding funnel, 27-slurry mixing treatment tank, 28-upper chamber, 29-first pump, 30-first water outlet valve, 31-sludge water discharge valve, 32-purification filter element, 33-lower chamber, 34-second water outlet valve, 35-second pump, 36-mineral crusher, 37-secondary mineral separation baffle, 38-high-grade ore outlet, 39-gas outlet channel, 40-support frame, 41-second extrusion mineral outlet, 42-mineral dehydration device main body, 43-medium-grade ore outlet, 44-low-grade ore outlet, 45-secondary mineral flow guide plate, 46-primary mineral separation baffle, 47-vertical vibration motor, 48-vertical vibration spring, 49-buffer spring, 50-guide plate, 51-mineral stripping plate, 52-first extrusion mineral outlet, 53-a screw rod, 54-a first water outlet, 55-a middle chamber, 56-a water replenishing pipe, 57-a first ore outlet, 58-a second ore outlet, 59-an air outlet, 60-a third water inlet valve, 61-a first ore pulp conveying pipe, 62-a water return tank, 63-a second ore pulp conveying pipe, 64-a tailing output pipe, 65-a tailing discharge pipe, 66-a partition plate, 67-a water replenishing valve, 68-a second mineral compression chamber, 69-a water inlet pipe and 70-a fourth water inlet valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, 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.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; of course, mechanical connection and electrical connection are also possible; alternatively, they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1, the present invention provides an integrated mineral sorting system including a slurry mixing treatment tank 27 for mixing mineral powder into washing water to form a slurry, a stirring mechanism connected from the slurry mixing treatment tank 27 to uniformly mix the slurry, a mineral dewatering device connected from the stirring mechanism to dewater the slurry, a heating plate 16 connected from the mineral dewatering device to dry the mineral, and a winnowing mechanism connected from the heating plate 16 through a conveying plate 13 to winnow the mineral. The stirring mechanism comprises a stirring box 22 connected with the slurry mixing treatment tank 27 through a first ore pulp conveying pipe 61, and a water return box 62 connected out of the stirring box 22; the slurry mixing treatment tank 27 is also connected with the stirring tank 22 through a second ore pulp conveying pipe 63, and the water return tank 62 is connected with the slurry mixing treatment tank 27 through a tailing output pipe 64. According to the invention, a heating plate 16 is connected with a vertical vibration motor 47 through a vertical vibration spring 48, the heating plate 16 is also connected with a buffer spring 49, the heating plate 16 is connected with a longitudinal vibration motor 14 through a longitudinal vibration spring 15, a mineral crusher 36 is arranged at the outlet end of the heating plate 16, the feeding end of a conveying plate 13 is positioned right below the discharge port of the mineral crusher 36, and the mineral crusher 36 is provided with a guide plate 50 and a mineral stripping plate 51.
The mixed slurry treatment tank 27 is provided with a mineral feeding funnel 26, a tailing discharge pipe 65, a water replenishing pipe 56, a partition plate 66 and a purification filter element 32, the mixed slurry treatment tank 27 is sequentially divided into an upper chamber 28, a middle chamber 55 and a lower chamber 33 from top to bottom by the partition plate 66 and the purification filter element 32, the first ore slurry conveying pipe 61 and the mineral feeding funnel 26 are respectively connected with the upper chamber 28, the second ore slurry conveying pipe 63 and the water replenishing pipe 56 are respectively connected with the lower chamber 33, the tailing output pipe 64 and the tailing discharge pipe 65 are respectively connected with the middle chamber 55, and the water replenishing pipe 56 and the tailing discharge pipe 65 are respectively provided with a water replenishing valve 67 and a sludge water discharge valve 31. The first ore pulp conveying pipe 61 is provided with a first water outlet valve 30, a first pump 29 and a second water inlet valve 21; the second pulp conveying pipe 63 is provided with a second water outlet valve 34, a second pump 35 and a first water inlet valve 20, the tailing output pipe 64 is provided with a third water outlet valve 25 and a third water inlet valve 60, the second pulp conveying pipe 63 is connected with the upper cavity 28 through a water inlet pipe 69, and the water inlet pipe 69 is provided with a fourth water inlet valve 70.
The mineral dewatering device comprises a mineral dewatering device main body 42 connected from a stirring box 22, a piston 19 and a screw 53 arranged in the mineral dewatering device main body 42, and a stepping motor 17; the piston 19 is connected with the stepping motor 17 through a screw 53, and the piston 19 divides the mineral dewatering device main body 42 into a first mineral compression cavity 18 and a second mineral compression cavity 68; the stirring box 22 is provided with a first ore outlet 57 communicated with the first mineral compression cavity 18 and a second ore outlet 58 communicated with the second mineral compression cavity 68. A second water outlet 23 is communicated between the water return tank 62 and the stirring tank 22, a first water outlet 54 is communicated between the water return tank 62 and the first mineral compression cavity 18, a third water outlet 24 is communicated between the water return tank 62 and the second mineral compression cavity 68, the first mineral compression cavity 18 is provided with a first extrusion mineral outlet 52 positioned above the heating plate 16, and the second mineral compression cavity 68 is provided with a second extrusion mineral outlet 41 positioned above the heating plate 16.
The air separation mechanism comprises a first fan 9, a first fan air inlet channel 12 connected with the first fan 9, an inclined separation plate 10 connected with the first fan air inlet channel 12, a first-stage mineral separation partition plate 46 and a second-stage mineral separation partition plate 37 which are arranged on the inclined separation plate 10, a first-stage mineral drainage plate 8 which is arranged on the inclined separation plate 10 and corresponds to the first-stage mineral separation partition plate 46, a second-stage mineral drainage plate 45 which corresponds to the second-stage mineral separation partition plate 37, a second fan 6, an air distribution plate 7 which is connected with the second fan 6 through a second air channel 5, a second-stage mineral separation groove 3 which is arranged below the inclined separation plate 10, and a high-grade mineral outlet 38, a medium-grade mineral outlet 43 and a low-grade mineral outlet 44 which are connected with the second-stage mineral separation groove 3; the air distribution plate 7 is positioned between the inclined separation plate 10 and the second-stage mineral separation tank 3, the second-stage mineral separation tank 3 is composed of three mineral collection tanks which are distributed side by side and respectively correspond to a high-grade mineral outlet 38, a medium-grade mineral outlet 43 and a low-grade mineral outlet 44, a mineral inlet 11 is formed in the first fan air inlet channel 12, and the discharge end of the conveying plate 13 is connected into the mineral inlet 11. Still include support frame 40, mix thick liquid treatment tank 27, rabbling mechanism, mineral dewatering device, hot plate 16 and wind selection mechanism and all locate support frame 40, and support frame 40 bottom is equipped with universal wheel 1, and second fan 6 is installed on second fan support 4, and second grade mineral separation tank 3 is equipped with gas purification device 2, and gas purification device 2 is connected with outlet channel 39, and outlet channel 39 sets up air outlet 59.
The multi-stage mineral layer-by-layer separation device has the characteristics of integration, high separation efficiency and resource recycling, has stable performance, high reliability and strong practicability, and is suitable for wide popularization and application in the technical field. The stirring mechanism also has a centrifugal effect, so that heavy-density particles sink, and light-density tailings are discharged through the overflow port. The mineral powder is considered in the art to have a particle size of typically several tens to several hundreds of mesh.
When the mineral separation operation is carried out, minerals to be separated enter the slurry mixing treatment tank to be mixed with water in the slurry mixing treatment tank to form mineral slurry, the mineral slurry is conveyed to the stirring mechanism through the first mineral slurry conveying pipe and the second mineral slurry conveying pipe to be uniformly mixed and stirred, the uniformly stirred mineral slurry enters the mineral dehydration device to be compressed and dehydrated, the water and the light minerals separated out from the stirring tank and the water and the light minerals separated out from the mineral dehydration device enter the water return tank and then flow back to the slurry mixing treatment tank for recycling through the tailing output pipe, the water is recycled through the purification filter element to the lower chamber, the tailings are discharged through the sludge discharge pipe, the minerals dehydrated through the mineral dehydration device fall onto the heating plate to be heated and dried, then are crushed through the mineral crusher and then reach the conveying plate, the crushed minerals are conveyed into the first fan air inlet channel through the conveying plate, and under the action of the first fan, the minerals come onto the inclined, the minerals slide downwards on the inclined separation plate under the action of gravity, and are distributed on the first-stage mineral separation partition plate and the second-stage mineral separation partition plate on the inclined separation plate in the process and fall downwards under the action of corresponding mineral drainage plates, the second fan uniformly blows the minerals falling from the mineral drainage plates through the second fan air inlet channel and the air distribution plate so as to carry out air separation on the minerals, the minerals fall into corresponding mineral collecting tanks of the second-stage mineral separation tank from left to right according to the self density from heavy to light, and then enter the mineral collecting tanks which are respectively enriched into corresponding mineral enriching tanks through high, medium and low-grade mineral outlets. The method has the advantages of high separation efficiency, high resource recycling rate and high equipment integration. The vertical vibration motor of the invention plays a role in discretely crushing large mineral blocks. Through the combination of the longitudinal vibration motor and the longitudinal vibration spring, the mineral crusher plays a role in longitudinal transmission of minerals and achieves the purpose of mineral crushing.
The invention provides a sorting method of an integrated mineral sorting system, which is characterized by comprising the following steps:
step 1, mineral enters a slurry mixing treatment tank to be mixed with water in the slurry mixing treatment tank to form ore slurry;
step 2, conveying the ore pulp to a stirring mechanism through a first ore pulp conveying pipe and a second ore pulp conveying pipe for uniformly mixing and stirring;
step 3, feeding the uniformly stirred ore pulp into a mineral dehydration device for compression and dehydration;
step 4, heating and drying the dehydrated ore pulp in a heating plate, and crushing the ore pulp by a mineral crusher;
and 5, the minerals crushed by the mineral crusher enter a winnowing mechanism to be sorted and enriched in a high-grade ore outlet, a medium-grade ore outlet and a low-grade ore outlet.
The system comprises a mixed slurry treatment tank 27, a stirring box 22, a mineral dehydration device, a heating plate 16, a first fan 9 and a second fan 6, wherein the mixed slurry treatment tank 27 is positioned at the upper end of the right side of the whole system and is connected with a mineral feeding hopper 26, the right side wall surface of the mixed slurry treatment tank 27 is provided with a first pump 29, preferably a centrifugal pump, the lower end of the stirring box 22 is provided with a mineral dehydration device main body 42, the left side of the mineral dehydration device main body 42 is provided with a motor 17, a lead screw 53 and a piston 19 are arranged in the mineral dehydration device main body 42, the heating plate 16 is arranged below the mineral dehydration device, and the first fan 9. A purifying filter element 32 and a partition plate 66 are arranged in the mixed slurry treatment tank 27, a first water outlet valve 30 and a sludge water discharge valve 31 are arranged on the right side wall surface of the mixed slurry treatment tank 27, and a third water inlet valve 60, a second pump 35 and a second water outlet valve 34 are arranged on the left side wall surface of the mixed slurry treatment tank 27. The left side of the heating plate 16 is provided with a longitudinal vibration motor 14 and a longitudinal vibration spring 15, the right side is provided with a buffer bullet 49 and a crushing device 42, and the bottom surface is provided with a vertical vibration motor 47 and a vertical vibration spring 48. The left side of the lower part of the second-stage mineral separation tank 3 is provided with a gas purification device 2, and the right side of the second-stage mineral separation tank is provided with high, medium and low-grade ore outlets. The gas purification device 2 is connected to the gas outlet channel 39. The inclined separation plate 10 is provided with a first-stage mineral separation clapboard 46 and a second-stage mineral separation clapboard 37, and a first-stage mineral drainage plate 8 and a second-stage mineral drainage plate 45 are respectively arranged below the first-stage mineral separation clapboard 46 and the second-stage mineral separation clapboard 37. The water replenishing pipe 56 replenishes water for the lower chamber 33, the replenished water can replenish water for the stirring box 22 and the upper chamber 28 through the second pump 35, wherein when the water is replenished for the upper chamber 28, the second water outlet valve 34 and the fourth water inlet valve 70 are opened, and the first water inlet valve 20 is closed.
When the invention is used, firstly, the ore pulp enters the mixing processing tank 27 of the mineral separation system through the mineral feeding hopper 26, the ore pulp is conveyed into the stirring box 22 through the first ore pulp conveying pipe 61 under the action of the first pump 29, the ore pulp is uniformly mixed under the action of the stirring box 22 and then enters the first mineral compression chamber 18 and the second mineral compression chamber 68 through the first ore outlet 57 and the second ore outlet 58, wherein light mineral particles and water flow out of the second ore outlet into the water return tank 62 under the stirring centrifugal action, heavier mineral particles enter the mineral dewatering device main body 42, minerals entering the mineral dewatering device main body 42 move left and right under the action of the motor 17, the piston 19 is driven by the screw 53 to move left and right, the piston 19 presses the minerals in the first mineral compression chamber 18 and the second mineral compression chamber 68, and water flows upwards to the water return tank 62 through the first water outlet 54 and the third water outlet 24, mineral falls into the heating plate 16 through the first extrusion mineral outlet 52 and the second extrusion mineral outlet 41, the longitudinal vibration motor 14 positioned at the left side of the heating plate 16 is connected with the heating plate 16 through the longitudinal vibration spring 15, the vertical vibration motor 47 positioned at the bottom of the heating plate 16 is connected with the heating plate 16 through the vertical vibration spring 48, the drying of mineral particles is accelerated through the excitation of the vibration motor 14 and the vertical vibration motor 47, the mineral crusher 36 crushes and disperses dried and agglomerated mineral particles, the dispersed mineral particles enter the first fan air inlet channel 12 of the first fan 9 through the mineral inlet 11 under the action of the conveying plate 13, the mineral is blown to the inclined separation plate 10 under the action of the first fan 9, the first-stage mineral separation partition plate 46 and the second-stage mineral separation partition plate 37 are arranged on the inclined separation plate 10, the first-stage mineral flow guide plate 8 and the second-stage mineral flow guide plate 45 are respectively arranged under the first-stage mineral separation partition plate 46 and the second-stage mineral separation partition, mineral through the whereabouts of one-level mineral drainage plate 8 and second grade mineral drainage plate 45 is through air distribution plate 7 separation mineral granule under the effect of second fan 6, under the effect of wind force, the mineral granule of different density is sorted out according to the density weight according to the difference of self nature, fall into second grade mineral separating tank 3 respectively and through high, in the corresponding mineral collecting box of low grade ore export enrichment, gas purification device 2 is used for purifying the gas of sorting in-process, hold back impurity, clean gas discharge, outlet channel 39 is used for discharging gas, arrange outward from air outlet 59. The light ore particles and water discharged from the first water outlet 54, the third water outlet 24 and the second water outlet 23 enter the mixed slurry treatment tank 27 through the tailing output pipe 64, the above working steps are repeated, the tailing in the mixed slurry treatment tank 27 is discharged through the tailing discharge pipe 65, the larger impurities are intercepted by the purification filter element 32, and the water is conveyed into the stirring mechanism through the second ore pulp conveying pipe 63 under the action of the second pump 35 to perform mineral separation again. The support frame 40 is used for supporting the whole system, and the universal wheels 1 are used for conveniently moving the whole system.
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 certainly not to limit the patent scope of the present invention; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; 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, the technical problems to be solved by the present invention, which are not substantially changed or supplemented by the spirit and the concept of the main body of the present invention, are still consistent with the present invention and shall be included in 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 (10)
1. An integrated mineral sorting system, comprising a slurry mixing treatment tank (27) for mixing mineral powder into washing water to form a slurry, an agitation mechanism connected from the slurry mixing treatment tank (27) to uniformly mix the slurry, a mineral dewatering device connected from the agitation mechanism to dewater the slurry, a heating plate (16) connected from the mineral dewatering device to dry the mineral, and a winnowing mechanism connected from the heating plate (16) through a conveying plate (13) to winnower the mineral.
2. The integrated mineral separation system of claim 1, wherein the agitation mechanism comprises an agitation tank (22) connected to the slurry treatment tank (27) through a first slurry transfer pipe (61), and a return tank (62) connected from the agitation tank (22); the slurry mixing treatment tank (27) is also connected with the stirring box (22) through a second ore pulp conveying pipe (63), and the water return tank (62) is connected with the slurry mixing treatment tank (27) through a tailing output pipe (64).
3. The integrated mineral separation system of claim 2, wherein the slurry treatment tank (27) is provided with a mineral feeding hopper (26), a tailings discharge pipe (65) and a water replenishing pipe (56), baffle (66) and purification filter core (32), baffle (66) and purification filter core (32) will mix thick liquid processing tank (27) and separate into from last to down in proper order and go up cavity (28), well cavity (55) and lower cavity (33), first ore pulp conveyer pipe (61) and mineral feed funnel (26) are connected with last cavity (28) respectively, second ore pulp conveyer pipe (63) and moisturizing pipe (56) are connected with lower cavity (33) respectively, tailing output tube (64) and tailing discharge pipe (65) are connected with well cavity (55) respectively, be equipped with moisturizing valve (67) and sludge water discharge valve (31) on moisturizing pipe (56) and tailing discharge pipe (65) respectively.
4. The integrated mineral separation system of claim 2, wherein the first slurry transport pipe (61) is provided with a first outlet valve (30), a first pump (29) and a second inlet valve (21); the second ore pulp conveying pipe (63) is provided with a second water outlet valve (34), a second pump (35) and a first water inlet valve (20), the tailing output pipe (64) is provided with a third water outlet valve (25) and a third water inlet valve (60), the second ore pulp conveying pipe (63) is connected with the upper chamber (28) through a water inlet pipe (69), and the water inlet pipe (69) is provided with a fourth water inlet valve (70).
5. An integrated mineral separation system according to claim 2 wherein the mineral dewatering apparatus includes a mineral dewatering apparatus body (42) which is received from the agitator tank (22), a piston (19) and lead screw (53) located within the mineral dewatering apparatus body (42), and a stepper motor (17); the piston (19) is connected with the stepping motor (17) through a lead screw (53), and the piston (19) divides the mineral dewatering device main body (42) into a first mineral compression cavity (18) and a second mineral compression cavity (68); the stirring box (22) is provided with a first ore outlet (57) communicated with the first mineral compression cavity (18) and a second ore outlet (58) communicated with the second mineral compression cavity (68).
6. The integrated mineral separation system according to claim 5, wherein a second water outlet (23) is communicated between the water return tank (62) and the stirring tank (22), a first water outlet (54) is communicated between the water return tank (62) and the first mineral compression chamber (18), a third water outlet (24) is communicated between the water return tank (62) and the second mineral compression chamber (68), the first mineral compression chamber (18) is provided with a first extruded mineral outlet (52) positioned above the heating plate (16), and the second mineral compression chamber (68) is provided with a second extruded mineral outlet (41) positioned above the heating plate (16).
7. The integrated mineral separation system of claim 2, wherein the winnowing mechanism comprises a first fan (9), a first fan air inlet channel (12) connected with the first fan (9), an inclined separation plate (10) connected with the first fan air inlet channel (12), a primary mineral separation baffle plate (46) and a secondary mineral separation baffle plate (37) arranged on the inclined separation plate (10), a primary mineral flow guiding plate (8) arranged on the inclined separation plate (10) and corresponding to the primary mineral separation baffle plate (46), a secondary mineral flow guiding plate (45) arranged on the inclined separation plate (37) and corresponding to the secondary mineral separation baffle plate (37), a second fan (6), an air distribution plate (7) connected with the second fan (6) through a second air duct (5), a secondary mineral separation groove (3) arranged below the inclined separation plate (10), and a high-grade ore outlet (38) connected with the secondary mineral separation groove (3), A medium-grade ore outlet (43) and a low-grade ore outlet (44); the air distribution plate (7) is located between the inclined separation plate (10) and the second-stage mineral separation groove (3), the second-stage mineral separation groove (3) is formed by three mineral collecting grooves which are distributed side by side and correspond to a high-grade ore outlet (38), a medium-grade ore outlet (43) and a low-grade ore outlet (44) respectively, a mineral inlet (11) is formed in the first fan air inlet channel (12), and the discharge end of the conveying plate (13) is connected into the mineral inlet (11).
8. The integrated mineral separation system according to claim 7, further comprising a support frame (40), wherein the slurry mixing treatment tank (27), the stirring mechanism, the mineral dewatering device, the heating plate (16) and the air separation mechanism are all arranged on the support frame (40), the bottom of the support frame (40) is provided with a universal wheel (1), the second fan (6) is arranged on a second fan support (4), the secondary mineral separation tank (3) is provided with the gas purification device (2), the gas purification device (2) is connected with a gas outlet channel (39), and the gas outlet channel (39) is provided with a gas outlet (59).
9. An integrated mineral separation system according to claim 1, characterized in that the heating plate (16) is connected to a vertical vibration motor (47) by a vertical vibration spring (48), the heating plate (16) is connected to a longitudinal vibration motor (14) by a longitudinal vibration spring (15), the heating plate (16) is further connected to a buffer spring (49), the outlet end of the heating plate (16) is provided with a mineral breaker (36), the feeding end of the conveyor plate (13) is located right below the discharge port of the mineral breaker (36), and the mineral breaker (36) is provided with a guide plate (50) and a mineral stripping plate (51).
10. The method of any one of claims 1 to 9, comprising the steps of:
step 1, mineral enters a slurry mixing treatment tank to be mixed with water in the slurry mixing treatment tank to form ore slurry;
step 2, conveying the ore pulp to a stirring mechanism through a first ore pulp conveying pipe and a second ore pulp conveying pipe for uniformly mixing and stirring;
step 3, feeding the uniformly stirred ore pulp into a mineral dehydration device for compression and dehydration;
step 4, heating and drying the dehydrated ore pulp in a heating plate, and crushing the ore pulp by a mineral crusher;
and 5, the minerals crushed by the mineral crusher enter a winnowing mechanism to be sorted and enriched in a high-grade ore outlet, a medium-grade ore outlet and a low-grade ore outlet.
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| CN114247554A (en) * | 2021-12-03 | 2022-03-29 | 内蒙古科技大学 | Method for selecting valuable minerals in coal gangue |
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