CN113373327A - Rare earth element extraction element in mineral - Google Patents
Rare earth element extraction element in mineral Download PDFInfo
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- CN113373327A CN113373327A CN202110656054.3A CN202110656054A CN113373327A CN 113373327 A CN113373327 A CN 113373327A CN 202110656054 A CN202110656054 A CN 202110656054A CN 113373327 A CN113373327 A CN 113373327A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B59/00—Obtaining rare earth metals
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/02—Apparatus therefor
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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Abstract
The invention discloses a device for extracting rare earth elements in minerals, relates to production equipment, solves the problems of complicated process and low purification rate of the current fine soil elements in the extraction process, and has the technical scheme that: the automatic water-saving mixing device comprises a mixing cylinder and a feeding hopper arranged at the upper end of the mixing cylinder, wherein a grinding wheel is fixedly arranged at the upper end in the mixing cylinder, a U-shaped liquid outlet pipe is fixedly arranged at the central position of the lower surface of the mixing cylinder, a circulating water tank is arranged on one side of the mixing cylinder, the mixing cylinder is communicated with the circulating water tank through the U-shaped liquid outlet pipe, a centrifugal water pump is arranged on one side of the circulating water tank, a water pumping pipe communicated with the input end of the centrifugal water pump is fixedly arranged on the circulating water tank, a grinding disc is arranged in the grinding wheel, and an above-water rotary bin is fixedly arranged at the central position of the lower surface of the grinding wheel; the effect of simplifying the extraction efficiency of the rare earth elements is achieved, the rare earth elements are screened by using the change of the magnetic field in the extraction process, the purity is higher, and the operation is simple and direct.
Description
Technical Field
The invention relates to the technical field of production equipment, in particular to a device for extracting rare earth elements from minerals.
Background
Rare earth elements are a collective name of 17 specific elements, which are named because swedish scientists apply rare earth compounds when extracting rare earth elements, whereas rare earth is a name left over from history. Rare earths were discovered successively from the end of the 18 th century, when water-insoluble solid oxides were often called earths, for example alumina called "china clay", calcium oxide called "alkaline Earth", Rare earths were generally isolated in the oxide state, and at that time they were Rare and therefore called Rare earths (Rare Earth, abbreviated as RE or R);
the main process for extracting rare earth comprises the following steps: stripping surface soil → excavating mountain containing ore, carrying ore → leaching pool → taking electrolyte solution prepared according to certain proportion (concentration requirement) as 'eluant' or 'leaching agent' to be added into the leaching pool, and carrying out 'percolation elution' or 'leaching' → exchange between active ions and rare earth ions in the solution on rare earth ore containing 'ionic phase' in the pool by the solution;
in the extraction mode, the process is complicated, particularly in the purification process, firstly, ore is crushed and separated, and then, the dissolving solution is added according to different types of rare earth elements, but the purification rate is not high in the extraction mode, so that the extraction device for the rare earth elements in the minerals is provided for solving the problems.
Disclosure of Invention
The invention aims to provide an extraction device for rare earth elements in minerals, which achieves the effect of simplifying the extraction efficiency of the rare earth elements, screens the rare earth elements by utilizing the change of a magnetic field in the extraction process, has higher purity and is simple and direct to operate.
The technical purpose of the invention is realized by the following technical scheme: the automatic mixing device comprises a mixing cylinder and a feed hopper arranged at the upper end of the mixing cylinder, wherein a grinding wheel is fixedly arranged at the upper end in the mixing cylinder, a U-shaped liquid outlet pipe is fixedly arranged at the central position of the lower surface of the mixing cylinder, a circulating water tank is arranged on one side of the mixing cylinder, the mixing cylinder is communicated with the circulating water tank through the U-shaped liquid outlet pipe, a centrifugal water pump is arranged on one side of the circulating water tank, and a water pumping pipe communicated with the input end of the centrifugal water pump is fixedly arranged on the circulating water tank;
a grinding disc is arranged in the grinding wheel, an upper rotary water silo is fixedly arranged at the center of the lower surface of the grinding wheel, and the lower end of the upper rotary water silo is communicated with a U-shaped liquid outlet pipe;
a fixed ring frame is fixedly arranged on the feeding hopper, a servo motor is fixedly arranged in the middle of the fixed ring frame, a central movable rod is fixedly arranged at the output end of the servo motor, the central movable rod is rotatably connected with a grinding wheel, and the central movable rod is fixedly connected with a grinding disc;
the central movable rod is positioned on the circumferential outer wall in the upper rotary water silo and is uniformly and fixedly provided with turbine fan blades, and the upper rotary water silo generates centrifugal force towards the central point direction on the turbine fan blades;
the circulating water tank is used for containing a mother liquor composition of mineral extract, rare earth element extract, mineral cleaning solution and the like.
Through adopting above-mentioned technical scheme, the crushing with the mineral extraction in-process in the whole device, the separation is drawed two in-process and is integrated in same device, simplify and draw the step, shorten and draw the cycle, and utilize centrifugal force to filter the mineral principle, under the effect of the centrifugal force that is provided by the turbine fan piece, make inside mineral disintegrating slag and extract rotatory along the central axis of turbine fan piece, the mineral disintegrating slag is under the separation in lower sediment fill and rotatory storehouse on the water, the mineral disintegrating slag can not enter into the inside in rotatory storehouse on the water, only contain the mother liquor of rare earth element and enter into rotatory storehouse on the water, thereby the effect of rare earth element and the separation of mineral disintegrating slag has been realized, rare earth element in the mineral can the flash segregation.
The invention is further configured to: the circumference outer wall of the overwater whirlpool is fixedly provided with a slag pouring hopper, the lower end of the slag pouring hopper extends to the bottom end of the inner wall of the mixing drum, and the slag pouring hopper and the circumference outer wall of the overwater whirlpool are provided with water permeable openings.
Through adopting above-mentioned technical scheme, the rare earth element in the mineral disintegrating slag is extracted from the mineral through the extract, belongs to the insoluble graininess, and with the particle size between the mineral disintegrating slag great that differs, mineral disintegrating slag and rare earth element all can rotate along the mother liquor, but the mineral disintegrating slag is outside by the separation under the effect of sediment fill down, thereby realizes separation mineral disintegrating slag and rare earth element through sediment fill down and the storehouse of rotating on water, the quick separation rare earth element of being convenient for.
The invention is further configured to: the sediment fill is the round platform form down, mixing drum inner wall bottom is radius platform form, be tangent form between the inner wall bottom of the mouth of permeating water of the storehouse bottom of whirling on water and mixing drum.
Through adopting above-mentioned technical scheme, because the sediment is the round platform form down to fight, so the quick accumulation of the outer wall that so the mineral disintegrating slag can fight down along the sediment is at the lower extreme, and the later stage of being convenient for is collected.
The invention is further configured to: the mixing drum is characterized in that a slag discharging end is fixedly installed on the circumferential outer wall of the lower end of the mixing drum, and an electromagnetic valve body is fixedly installed on the slag discharging end.
Through adopting above-mentioned technical scheme, after the separation extraction process arrived the certain time, can be convenient for collect the mineral disintegrating slag through solenoid valve body intercommunication slag discharging end.
The invention is further configured to: the initial end of the slag discharging end is tangent to the lower end of the lower slag pouring hopper.
Through adopting above-mentioned technical scheme, because the initial end of the end of slagging tap is tangent form with the lower extreme of lower sediment fill, so the mineral disintegrating slag can fall down along the inner wall of the end of slagging tap fast, the accumulation can not appear at the initial end of the end of slagging tap, the operation is collected in the influence.
The invention is further configured to: the circulating water tank is close to the circumference outer wall lower extreme fixed mounting of mixing drum one end has the storage bin, fixed mounting has insulating mantle wall on the circumference outer wall of storage bin, just the intermediate position fixed mounting of storage bin and insulating mantle wall has solenoid.
By adopting the technical scheme, the mother liquor is doped with a large amount of rare earth elements, the rare earth elements belong to insoluble impurities, the mother liquor flows under the action of the circulating water tank, and then the deposition of the rare earth elements in the mother liquor is accelerated under the combined action of an electromagnetic field and gravity, so that the rare earth elements are gradually deposited in the storage bin, and the storage bin is used for storing the extracted rare earth elements, thereby facilitating later-stage collection.
The invention is further configured to: the electromagnetic field intensity generated by the electromagnetic coil is distributed in a gradient manner, and the electromagnetic field intensity generated by the electromagnetic coil is matched with the raw materials in the mixing barrel.
Through adopting above-mentioned technical scheme, according to the reaction of different kinds to the electromagnetic field, set up the biggest electromagnetic field intensity that solenoid sent, utilize electromagnetic field intensity, can filter the rare earth element in the mother liquor fast.
The invention is further configured to: the circulating water tank is close to fixed mounting on the one end circumference outer wall of centrifugal suction pump and has thermal-insulated mantle wall, thermal-insulated mantle wall and circulating water tank's intermediate position fixed mounting have the electrothermal tube, the electrothermal tube is used for evaporating the moisture in the circulating water tank.
By adopting the technical scheme, after the separation and extraction reach a certain time, the moisture in the mother liquor can be evaporated through the electric heating tube, the water content in the mother liquor is reduced, and the rare earth element content purity in the mother liquor obtained in the collection process is higher.
The invention is further configured to: centrifugal suction pump's output fixed mounting has circulating pipe, circulating pipe's terminal fixed mounting has annular water pipe, annular water pipe is located the inner wall of feeder hopper, just be evenly distributed fixed mounting on the annular water pipe and have atomizing nozzle.
Through adopting above-mentioned technical scheme, normally draw the separation in-process, be used for holding the washing liquid in the circulating water tank, the washing liquid is when regard as wasing mineral, also under the effect of centrifugal water pump, makes the mother liquor can circulate along annular water pipe and circulating pipe and use.
In conclusion, the invention has the following beneficial effects:
1. aiming at the purification step in the extraction process of the rare earth elements, the device combines a plurality of parts in the purification process into the same equipment, thereby simplifying the purification step and shortening the purification period;
2. in the purification process, the reaction of different rare earth elements on the electromagnetic field is utilized, so that the rare earth elements can be rapidly precipitated, and the purification of the rare earth elements can be realized in the same equipment;
3. in the process of crushing and separating minerals before the purification process, the principle of centrifugal force is utilized to fully and completely separate rare earth elements in the minerals, the mineral utilization rate is high, and the later-stage slag collection and mother liquor collection are facilitated;
4. in the purification process, mother liquor circulation can be carried out, ore washing is convenient, and after full separation, the mother liquor can be dried through the heating effect of the electric heating tube, so that the water content in the purified rare earth elements is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an apparatus for extracting rare earth elements from minerals according to the present invention;
FIG. 2 is a sectional view of a mixing barrel part of the device for extracting rare earth elements from minerals, which is provided by the invention;
FIG. 3 is an exploded view of FIG. 2 of an apparatus for extracting rare earth elements from minerals according to the present invention;
FIG. 4 is a front view of FIG. 3 of an apparatus for extracting rare earth elements from minerals according to the present invention;
FIG. 5 is a schematic structural diagram of a water cyclone bin component of the device for extracting rare earth elements from minerals, which is provided by the invention;
fig. 6 is a schematic structural diagram of a circulating water tank component of the device for extracting rare earth elements from minerals provided by the invention.
In the figure: 1. a mixing drum; 2. a U-shaped liquid outlet pipe; 3. an electromagnetic valve body; 4. a slag discharging end; 5. a circulating water tank; 6. a centrifugal water pump; 7. a water pumping pipe; 8. a circulating water pipe; 9. a servo motor; 10. a stationary ring frame; 11. an annular water pipe; 12. a feed hopper; 13. a grinding wheel; 14. deslagging and dumping; 15. a grinding disk; 16. rotating the silo on water; 17. a central movable rod; 18. a turbine fan blade; 19. a heat insulating jacket wall; 20. an electric heating tube; 21. an electromagnetic coil; 22. an insulating sleeve wall; 23. and a storage bin.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly understood, the present invention is further described in detail below with reference to fig. 1 to 6 and first and second embodiments.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example (b): a device for extracting rare earth elements from minerals comprises a mixing cylinder 1 and a feed hopper 12 arranged at the upper end of the mixing cylinder 1, wherein a grinding wheel 13 is fixedly arranged at the upper end inside the mixing cylinder 1, a U-shaped liquid outlet pipe 2 is fixedly arranged at the central position of the lower surface of the mixing cylinder 1, a circulating water tank 5 is arranged on one side of the mixing cylinder 1, the mixing cylinder 1 is communicated with the circulating water tank 5 through the U-shaped liquid outlet pipe 2, a centrifugal water pump 6 is arranged on one side of the circulating water tank 5, and a water pumping pipe 7 communicated with the input end of the centrifugal water pump 6 is fixedly arranged on the circulating water tank 5;
a grinding disc 15 is arranged in the grinding wheel 13, an upper spinning bin 16 is fixedly arranged at the center of the lower surface of the grinding wheel 13, and the lower end of the upper spinning bin 16 is communicated with the U-shaped liquid outlet pipe 2;
a fixed ring frame 10 is fixedly arranged on the feed hopper 12, a servo motor 9 is fixedly arranged in the middle of the fixed ring frame 10, a central movable rod 17 is fixedly arranged at the output end of the servo motor 9, the central movable rod 17 is rotatably connected with the grinding wheel 13, and the central movable rod 17 is fixedly connected with the grinding disc 15;
the central movable rod 17 is positioned on the circumferential outer wall in the upper cyclone bin 16 and is uniformly and fixedly provided with turbine fan blades 18, and the upper cyclone bin 16 generates centrifugal force towards the direction of a central point on the turbine fan blades 18;
the circulating water tank 5 is used for containing a mother liquor composition of mineral extract, rare earth element extract, mineral cleaning liquid and the like.
Example one
As shown in fig. 2, 3 and 5, a deslagging hopper 14 is fixedly arranged on the outer circumferential wall of the upper cyclone bin 16, the lower end of the deslagging hopper 14 extends to the bottom end of the inner wall of the mixing cylinder 1, water permeable ports are arranged on the outer circumferential walls of the deslagging hopper 14 and the upper cyclone bin 16, the deslagging hopper 14 is in a circular truncated cone shape, the bottom end of the inner wall of the mixing cylinder 1 is in an inverted circular truncated cone shape, the water permeable port at the bottom end of the upper cyclone bin 16 is tangent to the bottom end of the inner wall of the mixing cylinder 1, a deslagging end 4 is fixedly arranged on the outer circumferential wall at the lower end of the mixing cylinder 1, an electromagnetic valve body 3 is fixedly arranged on the deslagging end 4, the initial end of the deslagging end 4 is tangent to the lower end of the deslagging hopper 14, a storage bin 23 is fixedly arranged at the lower end of the outer circumferential wall at one end of the circulating water tank 5 close to the mixing cylinder 1, an insulating sleeve wall 22 is fixedly arranged on the outer circumferential wall of the storage bin 23, and the electromagnetic coil 21 is fixedly arranged at the middle position between the storage bin 23 and the insulating sleeve 22, so that the electromagnetic coil 21 generates gradient magnetic field intensity distribution, and the electromagnetic field intensity generated by the electromagnetic coil 21 is matched with the raw materials in the mixing drum 1.
The working principle is as follows: putting the crushed mineral raw materials into a feed hopper 12, starting a servo motor 9, respectively driving a grinding disc 15 and a plurality of turbine fan blades 18 to rotate under the action of the servo motor 9, and fully mincing the put mineral raw materials in the rotation process of the grinding disc 15 to enable the fully minced raw materials to fall into the lower side of a grinding wheel 13;
while the plurality of turbine fan blades 18 rotate, the mixture of the raw material and the added cleaning liquid in the mixing cylinder 1 rotates along the water upper spinning bin 16, so that an inward centrifugal force is generated, and the raw material after being reamed and the separated rare earth element move to the center of the water upper spinning bin 16 under the combined action of gravity and the centrifugal force;
because the water upper rotating bin 16 and the dreg dumping hopper 14 are both provided with water permeable ports, the raw materials after being reamed up do not enter the water upper rotating bin 16 and the dreg dumping hopper 14, but stay outside the dreg dumping hopper 14, the rare earth elements and the cleaning solution are mixed into mother liquor, the mother liquor enters the water upper rotating bin 16 along the water permeable ports, and the mother liquor enters the circulating water tank 5 along the U-shaped liquid outlet pipe 2 because the lower end of the water upper rotating bin 16 is communicated with the U-shaped liquid outlet pipe 2;
in addition, under the action of the slag discharging hopper 14 and the centrifugal force, because the gravity of the slag minerals is large, the slag is gradually accumulated at the lower end of the mixing cylinder 1 under the continuous action of the centrifugal force and the gravity;
when minerals are not completely separated, the electromagnetic coil 21 is started in the process that the mother liquor enters the circulating water tank 5, the electromagnetic coil 21 generates electromagnetic field intensity matched with the purified rare earth elements, such as element Ce, the electromagnetic coil 21 generates ion magnetic moment Bohr magnetons with the numerical value of 256, the mother liquor flows inside the circulating water tank 5 and is filled in the storage bin 23, under the action of the magnetic field, the rare earth elements in the mother liquor are gradually accumulated in the storage bin 23 and cannot be discharged along the circulating water pipe 8, and the rest mother liquor still remains in the circulating water tank 5;
example two
Basically, as shown in fig. 6, a heat insulation sleeve wall 19 is fixedly installed on the outer wall of the circumference of one end of the circulating water tank 5 close to the centrifugal water pump 6, an electric heating tube 20 is fixedly installed at the middle position of the heat insulation sleeve wall 19 and the circulating water tank 5, the electric heating tube 20 is used for evaporating water in the circulating water tank 5, a circulating water pipe 8 is fixedly installed at the output end of the centrifugal water pump 6, an annular water pipe 11 is fixedly installed at the tail end of the circulating water pipe 8, the annular water pipe 11 is located on the inner wall of the feed hopper 12, and atomizing nozzles are fixedly installed on the annular water pipe 11 in an evenly distributed manner.
The working principle is as follows: unlike the first embodiment, the device has two operation modes, the first mode is that the mineral is not completely separated and purified, the electric heating tube 20 is not started, the centrifugal water pump 6 is started, the rare earth elements are gradually deposited in the storage bin 23 under the action of the electromagnetic field, and the residual mother liquor still performs the circulation flow under the action of the circulation water tank 5 and the centrifugal water pump 5, and the operation is as follows: pumping out the residual mother liquor by a centrifugal water pump 6, flowing along a circulating water pipe 8 and an annular water pipe 11, and finally spraying out the mother liquor through an atomizing nozzle to be used as cleaning liquid for recycling;
after minerals are completely separated in the second mode, different from the above situation, after the mother liquor in the mixing cylinder 1 completely flows into the circulating water tank 5, the electromagnetic valve body 3 is opened, and the mineral waste residues are discharged through the slag discharging end 4;
and in this state, the centrifugal water pump 6 is not started, the electric heating tube 20 is started, the temperature inside the circulating water tank 5 is raised in an auxiliary mode, moisture in mother liquor inside the circulating water tank 5 is evaporated, the water content of the mother liquor is reduced, the electric heating tube 20 is closed under certain conditions, and purified rare earth elements are taken out through the storage bin 23.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (9)
1. The device for extracting the rare earth elements in the minerals comprises a mixing cylinder (1) and a feed hopper (12) installed at the upper end of the mixing cylinder (1), and is characterized in that a grinding wheel (13) is fixedly installed at the upper end inside the mixing cylinder (1), a U-shaped liquid outlet pipe (2) is fixedly installed at the center of the lower surface of the mixing cylinder (1), a circulating water tank (5) is arranged on one side of the mixing cylinder (1), the mixing cylinder (1) is communicated with the circulating water tank (5) through the U-shaped liquid outlet pipe (2), a centrifugal water suction pump (6) is arranged on one side of the circulating water tank (5), and a water suction pipe (7) communicated with the input end of the centrifugal water suction pump (6) is fixedly installed on the circulating water tank (5);
a grinding disc (15) is arranged in the grinding wheel (13), an upper rotary water bin (16) is fixedly mounted at the center of the lower surface of the grinding wheel (13), and the lower end of the upper rotary water bin (16) is communicated with the U-shaped liquid outlet pipe (2);
a fixed ring frame (10) is fixedly arranged on the feeding hopper (12), a servo motor (9) is fixedly arranged in the middle of the fixed ring frame (10), a central movable rod (17) is fixedly arranged at the output end of the servo motor (9), the central movable rod (17) is rotatably connected with the grinding wheel (13), and the central movable rod (17) is fixedly connected with the grinding disc (15);
the central movable rod (17) is positioned on the circumferential outer wall in the water top rotating bin (16) and is uniformly and fixedly provided with turbine fan blades (18), and the water top rotating bin (16) generates centrifugal force towards the direction of a central point on the turbine fan blades (18);
the circulating water tank (5) is used for containing mother liquor compositions of mineral extracting solution, rare earth element extract, mineral cleaning solution and the like.
2. The device for extracting rare earth elements from minerals according to claim 1, wherein a deslagging hopper (14) is fixedly mounted on the circumferential outer wall of the water cyclone (16), the lower end of the deslagging hopper (14) extends to the bottom end of the inner wall of the mixing barrel (1), and water permeable openings are formed in the circumferential outer walls of the deslagging hopper (14) and the water cyclone (16).
3. The device for extracting rare earth elements from minerals as claimed in claim 2, wherein the deslagging hopper (14) is in a circular truncated cone shape, the bottom end of the inner wall of the mixing cylinder (1) is in an inverted circular truncated cone shape, and a water permeable port at the bottom end of the rotary water silo (16) is tangent to the bottom end of the inner wall of the mixing cylinder (1).
4. The device for extracting rare earth elements from minerals as claimed in claim 1, wherein a slag outlet (4) is fixedly arranged on the circumferential outer wall of the lower end of the mixing drum (1), and an electromagnetic valve body (3) is fixedly arranged on the slag outlet (4).
5. An apparatus for extracting rare earth elements from minerals according to claim 4, wherein the initial end of the slag discharging end (4) is tangent to the lower end of the deslagging hopper (14).
6. The device for extracting rare earth elements from minerals as claimed in claim 1, wherein a storage bin (23) is fixedly mounted at the lower end of the circumferential outer wall of one end of the circulating water tank (5) close to the mixing drum (1), an insulating sleeve wall (22) is fixedly mounted on the circumferential outer wall of the storage bin (23), and an electromagnetic coil (21) is fixedly mounted in the middle of the storage bin (23) and the insulating sleeve wall (22).
7. The extraction device for rare earth elements in minerals according to claim 6, characterized in that the electromagnetic field intensity generated by the electromagnetic coil (21) is distributed in a gradient manner, and the electromagnetic field intensity generated by the electromagnetic coil (21) is matched with the raw materials in the mixing drum (1).
8. The device for extracting rare earth elements from minerals as claimed in claim 1, wherein a heat insulation sleeve wall (19) is fixedly installed on the circumferential outer wall of one end of the circulating water tank (5) close to the centrifugal water pump (6), an electric heating tube (20) is fixedly installed in the middle position of the heat insulation sleeve wall (19) and the circulating water tank (5), and the electric heating tube (20) is used for evaporating moisture in the circulating water tank (5).
9. The device for extracting rare earth elements from minerals according to claim 1, wherein a circulating water pipe (8) is fixedly installed at the output end of the centrifugal water pump (6), an annular water pipe (11) is fixedly installed at the tail end of the circulating water pipe (8), the annular water pipe (11) is located on the inner wall of the feed hopper (12), and atomizing nozzles are fixedly installed on the annular water pipe (11) in an evenly distributed manner.
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2021
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| CN204385260U (en) * | 2014-12-16 | 2015-06-10 | 全南县新资源稀土有限责任公司 | A kind of ion type rareearth ore centrifugal leaching ore deposit device |
| US20180361392A1 (en) * | 2017-06-16 | 2018-12-20 | Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Natural Resources | Combined grinding and leaching apparatus for ores and wastes and methods of use thereof |
| CN209967741U (en) * | 2019-05-17 | 2020-01-21 | 山东省农业科学院农产品研究所 | Gardenoside is leached with drawing jar |
| CN212152404U (en) * | 2020-04-08 | 2020-12-15 | 龙南鑫辉功能材料有限公司 | Continuous rare earth precipitation device |
| CN213835479U (en) * | 2020-07-31 | 2021-07-30 | 成都邦瑞创达科技有限公司 | Rare earth dissolving furnace capable of achieving rapid stirring |
| CN112844641A (en) * | 2020-12-19 | 2021-05-28 | 崇义县鑫成矿业有限公司 | Preliminary separation device for tungsten in scheelite |
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