CN210171666U - Continuous centrifugal ore separator for gas-water composite ore unloading - Google Patents
Continuous centrifugal ore separator for gas-water composite ore unloading Download PDFInfo
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- CN210171666U CN210171666U CN201920837395.9U CN201920837395U CN210171666U CN 210171666 U CN210171666 U CN 210171666U CN 201920837395 U CN201920837395 U CN 201920837395U CN 210171666 U CN210171666 U CN 210171666U
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Abstract
The utility model relates to a gas-water composite ore-unloading continuous centrifugal ore separator, which comprises a rotary drum main shaft, a conical disc, a frame, a rotary drum component, a concentrate collecting device, a tailing collecting device, a protective cover, an ore feeding device, a flushing device, a high-pressure gas-water composite ore-unloading device and a motor; the rotary drum assembly is connected with the rotary drum main shaft through a shaft shoulder and is connected with the conical disc into a whole through a bolt, and the rotary drum assembly and the conical disc rotate together with the rotary drum main shaft at a high speed; the high-pressure gas and water composite ore unloading device is provided with a high-pressure gas nozzle and a high-pressure water nozzle, and the high-pressure gas nozzle and the high-pressure water nozzle respectively spray high-pressure gas and high-pressure water. The utility model discloses a but increase the use total amount of the greatly reduced water resource of high pressure gas, simultaneously, under water under high pressure and the high-pressure gas combined action, it is more even to select separately the mineral and distribute in the centrifugal drum, improves and selects separately the effect.
Description
The technical field is as follows:
the utility model relates to a mineral or industrial material that have the proportion difference such as follow tombarthite ore deposit, non ferrous metal ore, iron ore and non-metallic ore retrieve continuous centrifugal gravity separation equipment of useful metal ore or material, especially a gas, water complex unload the continuous centrifugal concentrator of ore.
Background art:
at present, the separation of rare earth ore, nonferrous heavy metal ore, iron ore, non-metal ore and other mineral micro-fine particle useful metal ore or industrial materials with specific gravity difference generally has the technical problems of complex process flow, low concentrate grade and recovery rate, high separation cost, serious environmental pollution and the like. The centrifugal ore dressing equipment has the advantages of low granularity of recovered fine metal, no pollution and waste water discharge, simple process flow and the like. In recent decades, domestic miners have conducted a great deal of research and practice on centrifugal ore dressing equipment, and some of them have come out in succession and have conducted industrial tests and applications. The periodic centrifugal separator is continuously improved and is primarily applied to the separation of fine-grained ores; because the beneficiation enrichment ratio is low, the beneficiation treatment is needed in advance, and the loss of fine-grained mineral metal below-0.038 mm is easily caused; the centrifugal machine works periodically, so that the yield is low; meanwhile, because the ore flushing electromagnetic valve and the pneumatic push hopper are both easy-to-wear parts, the operation efficiency is low, and the energy consumption and the production cost are high. The Yunnan tin company discloses a patent number CN90204819, an invention patent of a countercurrent continuous ore discharge centrifugal concentrator, and the invention patent solves the problem that the centrifugal concentrator cannot continuously operate. Compared with an intermittent ore discharge centrifuge, the continuous operation centrifugal separator has better production indexes such as larger unit processing capacity, higher enrichment ratio and the like, but has poorer separation effect and poorer continuous and stable operation, thereby limiting the large-scale popularization and application of the centrifugal separator.
The utility model has the following contents:
the utility model aims at the above-mentioned problem that exists, provide a continuous centrifugal concentrator that the continuous ore feeding and continuous ore discharge and the gas that intelligent degree is high of separation index is good, stability is good, to the environment pollution-free, select separately with low costs, the water resource demand is few, many compound force fields unloads the ore.
The utility model provides a technical scheme that above-mentioned problem adopted: a gas-water composite ore-unloading continuous centrifugal concentrator comprises a rotary drum main shaft, a conical disc, a rack, a rotary drum assembly, a concentrate collecting device, a tailing collecting device, a protective cover, an ore feeding device, a flushing device, a high-pressure gas-water composite ore-unloading device and a motor; the frame is fixedly connected with the drum main shaft through a bearing seat; the drum main shaft is fixed on the frame through bearing seats at two ends; the conical disc is connected with the main shaft of the rotary drum by a key and a shaft shoulder; the rotary drum assembly is connected with the rotary drum main shaft through a shaft shoulder and is connected with the conical disc into a whole through a bolt, and the rotary drum assembly and the conical disc rotate together with the rotary drum main shaft at a high speed; the motor is fixed on the frame through a motor base, and the drum spindle is connected with the motor through a V-belt; the concentrate collecting device and the tailing collecting device are arranged at the lower end of the rack and fixedly connected with the rack through bolts; the concentrate collecting device and the tailing collecting device are arranged on two sides of the rack, and concentrate and tailings have respective ore discharge channels without mutual interference; the ore feeding device is fixed at the upper end of the rack, and the opening direction of an ore feeding nozzle at the bottom of the ore feeding device is consistent with the rotation direction of the centrifugal machine, so that ore pulp can be prevented from splashing; the flushing device is arranged at the lower part of the upper beam of the frame and is connected by bolts; the main body material of the flushing device is stainless steel, water outlet holes are distributed on the pipe wall, and the water flow spraying direction is opposite to the rotating direction of the rotary drum assembly and is used for strengthening the loosening and suspension of ore particle groups; the high-pressure air and water composite ore unloading device is provided with a high-pressure air nozzle and a high-pressure water nozzle, and the high-pressure air nozzle and the high-pressure water nozzle respectively spray high-pressure air and high-pressure water for separating ore pulp in the rotary drum assembly.
Preferably, the high-pressure gas and water composite ore unloading device consists of a high-pressure gas nozzle, a high-pressure water nozzle, a cylinder, a high-pressure water surge tank, a bracket, a filter, a high-pressure water pump, a link mechanism, a high-pressure gas pipe, a high-pressure water pipe, a gas storage tank and an air compressor; the high-pressure air nozzle is connected with the air storage tank through a high-pressure air pipe, the air compressor is communicated with the air storage tank, and the air compressor is used for pressurizing air in the air storage tank; the high-pressure water nozzle is communicated with a high-pressure water pressure stabilizing tank through a high-pressure water pipe, the high-pressure water pressure stabilizing tank is communicated with a filter, the filter is communicated with a high-pressure water pump, and the high-pressure water pump is used for pressurizing water entering the filter; the high-pressure air nozzle is fixedly connected with the high-pressure water nozzle through a connecting rod mechanism.
Preferably, the rotary drum assembly comprises a sleeve, a bolt assembly, a rotary drum rear section and a rotary drum front section, the rotary drum front section is connected with the rotary drum rear section through the bolt assembly and the sleeve, the rotary drum is in a certain taper to form a horn mouth, the rotary drum front section is in the opening direction of the horn mouth, the taper of the horn mouth is represented by α, and the angle range of α is 0.1-30 degrees.
Preferably, the drums of the drum assembly are in a single taper or multi-taper configuration.
Preferably, the frame is formed by welding section bars, and the frame is composed of a main beam and a cross beam, the main beam and the cross beam are stably connected in a triangular shape by using the section bars, and the bearing seat and the cross beam are rigidly connected by using a thick steel plate and can bear the vibration force generated by long-time high-speed operation of the rotary drum component.
Preferably, the rotary drum assembly and the conical disc are both made of high manganese steel, and alloy powder is sprayed on the inner surfaces of the rotary drum assembly and the conical disc.
Preferably, the inner surfaces of the drum assembly and the conical disc are provided with wear resistant layers.
Preferably, the wear-resistant layer of the inner surface of the drum assembly and the conical disc is one or a combination of wear-resistant engineering plastics or ceramics.
Preferably, the protection casing adopts stainless steel material, fixes in the frame upper end through bolted connection, adopts enclosed construction for keep apart operator and the rotary drum subassembly of motion, avoid arousing mechanical injury.
Preferably, the high-pressure gas and water composite ore unloading device consists of a high-pressure gas nozzle, a high-pressure water nozzle, a cylinder, a high-pressure water surge tank, a bracket, a filter, a high-pressure water pump, a link mechanism, a high-pressure gas pipe, a high-pressure water pipe, a gas storage tank and an air compressor. The high-pressure air nozzle is connected with the air storage tank through a high-pressure air pipe, the air compressor is communicated with the air storage tank, and the air compressor is used for pressurizing air in the air storage tank; the high-pressure water nozzle is communicated with a high-pressure water pressure stabilizing tank through a high-pressure water pipe, the high-pressure water pressure stabilizing tank is communicated with a filter, the filter is communicated with a high-pressure water pump, and the high-pressure water pump is used for pressurizing water entering the filter; the high-pressure air nozzle is fixedly connected with the high-pressure water nozzle through a connecting rod mechanism.
The utility model discloses the utensil is selected separately the index good, stability good, to the environment pollution-free, select separately with low costs, throughput big, enrichment relative altitude, retrieve fine metal lower limit granularity little, can realize not shutting down and give ore deposit and unload characteristics such as ore deposit in succession, especially through the use total amount that increases the highly compressed air but the greatly reduced water resource, simultaneously, under water under high pressure and the high-pressure gas combined action, it is more even to select separately the mineral and distribute in the centrifugal drum, improves and selects separately the effect. The utility model is suitable for a useful metal mineral of the mineral fine particle or the separation of industrial material that rare earth ore, non-ferrous metal ore, iron ore and non-metallic ore etc. have the proportion difference, especially be suitable for the choice of metal mineral such as fine particle level and superfine particle level iron ore, titanium ore and tungsten ore to and various metal tailings are retrieved and are recycled.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a side view of FIG. 1;
fig. 3 is a schematic view of the drum assembly of the present invention.
Fig. 4 is a schematic view of the high-pressure gas and water composite ore discharging device of the utility model.
In the figure: in the figure 1. drum spindle; 2. a conical disc; 3. a frame; 4. a drum assembly; 5. a concentrate collection device; 6. a tailings collection device; 7. a protective cover; 8. a feeding device; 9. a flushing device; 10. a high-pressure gas and water composite ore unloading device; 11. an electric motor; F. feeding ore; C. concentrate; t, tailings; wr. rinse water; wh. high pressure water; gh. high pressure gas; 4-1. a sleeve; 4-2. bolt assembly; 4-3, the rear end of the rotary drum; 4-4, front section of the rotary drum; 10-1. high pressure gas nozzle; 10-2. high pressure water nozzles; 10-3, cylinder; 10-4. a high-pressure water pressure stabilizing tank; 10-5, a bracket; 10-6. a filter; 10-7. high pressure water pump; 10-8. a link mechanism; 10-9. high-pressure air pipe; 10-10. high pressure water pipe; 10-11. air storage tank; 10-12, air compressor.
Detailed Description
The invention will be further elucidated in detail with reference to the drawing.
With reference to fig. 1-4, the operation is as follows: checking and ensuring that no coarse grain sundries exist in the holes of the rotary drum assembly, whether the connecting bolts of the rotary drum assembly 4 and the conical disc 2 are loosened or not, whether collision and friction exist between the rotary drum assembly 4 and the protective cover 7 when the rotary drum assembly runs or not, whether collision and friction exist between the ore feeding device 8 and the washing device 9 and the surfaces of the holes of the rotary drum assembly or not, and whether collision and friction exist between a belt connected with a motor and the protective cover or not are checked and ensured, and the preparation work before starting is completed.
The specific operation steps are as follows:
firstly, a water valve of the flushing device 9 is opened; secondly, starting a power supply of a motor 11 fixed on the frame 3, and driving the rotary drum assembly 4 to rotate along with the motor under the driving of the rotary drum main shaft 1; then, opening a feeding valve of a feeding device 8 to feed the ore F, feeding the ore pulp into the rotary drum assembly 4, and rotating together with the rotary drum assembly 4; finally, after feeding ore for 2 minutes, opening a water valve of the high-pressure gas and water composite ore unloading device 10, starting a motor of an air compressor 10-12 and a high-pressure water pump 10-7, and feeding the heavy minerals by high-pressure gas GhAnd high pressure water WhThe jet flow pushes the reverse slope to go upward, and the concentrate C is discharged into the concentrate collecting device 5; the light minerals turn over the hydraulic weir on the upper layer of the flowing film and descend along the slopeAnd the tailings T are discharged into a tailing collecting device 6, so that continuous separation is realized. The shutdown operation is in reverse order of the boot operation.
It should be noted that: 1) the conical disc 2 is positioned in the rotary drum assembly 4, and the rotary drum assembly 4 is connected with the rotary drum main shaft 1; 2) the rotary drum assembly 4 is isolated from an operator through a protective cover 7 so as to ensure the personal safety of the operator; 3) rinse water W in the rinse device 9rThe slurry is rinsed.
With reference to fig. 3, the rotary drum assembly 4 comprises a sleeve 4-1, a bolt assembly 4-2, a rotary drum rear section 4-3 and a rotary drum front section 4-4, the rotary drum front section 4-4 and the rotary drum rear section 4-3 are fixedly connected through the bolt assembly 4-2 and the sleeve 4-1, a bell mouth is formed in a certain taper, the rotary drum front section 4-4 is in the opening direction of the bell mouth, the taper of the bell mouth is represented by α, and the angle range of α is 0.1-30 degrees.
The high-pressure gas and water combined ore unloading device combined with the figure 4 consists of a high-pressure gas nozzle 10-1, a high-pressure water nozzle 10-2, a cylinder 10-3, a high-pressure water surge tank 10-4, a bracket 10-5, a filter 10-6, a high-pressure water pump 10-7, a link mechanism 10-8, a high-pressure gas pipe 10-9, a high-pressure water pipe 10-10, a gas storage tank 10-11 and an air compressor 10-12. The high-pressure air nozzle 10-1 is connected with an air storage tank 10-11 through a high-pressure air pipe 10-10, the air compressor 10-12 is communicated with the air storage tank 10-11, and the air compressor 10-12 is used for pressurizing air in the air storage tank 10-11; the high-pressure water nozzle 10-2 is communicated with a high-pressure water pressure stabilizing tank 10-4 through a high-pressure water pipe 10-9, the high-pressure water pressure stabilizing tank 10-4 is communicated with a filter 10-6, the filter 10-6 is communicated with a high-pressure water pump 10-7, and the high-pressure water pump 10-7 is used for pressurizing water entering the filter 10-6; the high-pressure air nozzle 10-1 is fixedly connected with the high-pressure water nozzle 10-2 through a link mechanism 10-8.
When high pressure gas GhAnd high pressure water WhInjecting the concentrate C into the rotary drum assembly 4 through a nozzle, and discharging the concentrate C in high-pressure gas GhAnd high pressure water WhThe jet flow force pushes the ore to go down the adverse slope and go up, and the ore is discharged into the ore collection device 5; the tailings T pass through a hydraulic weir on the upper layer of the flowing film and descend along the slope, and are discharged into a tailing collecting device 6, so that continuous separation is realized. The connecting rod mechanism 10-8 swings up and down slowly under the action of the cylinder 10-3, and the effect of strengthening the sorting effect is achieved.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (9)
1. A continuous centrifugal concentrator for gas-water composite ore unloading is characterized by comprising a rotary drum main shaft (1), a conical disc (2), a rack (3), a rotary drum assembly (4), a concentrate collecting device (5), a tailing collecting device (6), a protective cover (7), an ore feeding device (8), a flushing device (9), a high-pressure gas-water composite ore unloading device (10) and a motor (11); the frame (3) is fixedly connected with the drum spindle (1) through a bearing seat; the drum main shaft (1) is fixed on the frame (3) through bearing seats at two ends; the conical disc (2) is connected with the rotary drum main shaft (1) by a key and a shaft shoulder; the rotary drum component (4) is connected with the rotary drum main shaft (1) by adopting a shaft shoulder, and is connected with the conical disc (2) into a whole by adopting a bolt, and rotates together with the rotary drum main shaft (1) at a high speed; the motor (11) is fixed on the frame (3) through a motor base, and the rotary drum spindle (1) is connected with the motor (11) through a triangular belt; the concentrate collecting device (5) and the tailing collecting device (6) are arranged at the lower end of the rack (3) and fixedly connected with the rack (3) through bolts; the concentrate collecting device (5) and the tailing collecting device (6) are arranged on two sides of the rack, and concentrate and tailings have respective ore discharge channels which are not interfered with each other; the ore feeding device (8) is fixed at the upper end of the rack (3), and the opening direction of an ore feeding nozzle at the bottom of the ore feeding device (8) is consistent with the rotation direction of the centrifugal machine, so that ore pulp can be prevented from splashing; the flushing device (9) is arranged at the lower part of the upper beam of the frame (3) and is connected by bolts; the main material of the washing device (9) is stainless steel, water outlet holes are distributed on the pipe wall, the water flow jet direction is opposite to the rotating direction of the rotary drum component (4), and the washing device is used for strengthening the loosening and suspension of ore particle groups; the high-pressure air and water composite ore unloading device (10) is provided with a high-pressure air nozzle and a high-pressure water nozzle, and the high-pressure air nozzle and the high-pressure water nozzle respectively spray high-pressure air and high-pressure water for separating ore pulp in the rotary drum component (4).
2. The continuous centrifugal concentrating machine for gas-water composite ore unloading according to claim 1, wherein the high-pressure gas-water composite ore unloading device (10) consists of a high-pressure gas nozzle (10-1), a high-pressure water nozzle (10-2), a cylinder (10-3), a high-pressure water surge tank (10-4), a bracket (10-5), a filter (10-6), a high-pressure water pump (10-7), a link mechanism (10-8), a high-pressure gas pipe (10-9), a high-pressure water pipe (10-10), a gas storage tank (10-11) and an air compressor (10-12); the high-pressure air nozzle (10-1) is connected with an air storage tank (10-11) through a high-pressure air pipe (10-9), an air compressor (10-12) is communicated with the air storage tank (10-11), and the air compressor (10-12) is used for pressurizing air in the air storage tank (10-11); the high-pressure water nozzle (10-2) is communicated with a high-pressure water pressure stabilizing tank (10-4) through a high-pressure water pipe (10-10), the high-pressure water pressure stabilizing tank (10-4) is communicated with a filter (10-6), the filter (10-6) is communicated with a high-pressure water pump (10-7), and the high-pressure water pump (10-7) is used for pressurizing water entering the filter (10-6); the high-pressure air nozzle (10-1) is fixedly connected with the high-pressure water nozzle (10-2) through a connecting rod mechanism (10-8).
3. A gas and water combined mineral withdrawal continuous centrifugal concentrator as claimed in claim 2 wherein the drums of the drum assemblies (4) are of single or multi-taper configuration.
4. The continuous centrifugal ore separator for gas-water composite ore discharge according to claim 1, characterized in that the frame (3) is formed by welding sectional materials, the frame (3) is composed of main beams and cross beams, the main beams and the cross beams are stably connected in a triangular shape by using the sectional materials, and the bearing seats and the cross beams are rigidly connected by using thick steel plates to bear the vibration force generated by the long-time high-speed operation of the drum assembly.
5. The continuous centrifugal separator for gas-water composite ore discharge according to claim 1, characterized in that the drum assembly (4) and the conical disc (2) are both made of high manganese steel, and the inner surfaces of the drum assembly (4) and the conical disc (2) are both sprayed with alloy powder.
6. A gas and water combined mineral withdrawal continuous centrifugal concentrator as claimed in claim 1 wherein the inner surfaces of the drum assembly (4) and the conical discs (2) are provided with a wear resistant layer.
7. A gas and water combined ore discharge continuous centrifugal concentrator as claimed in claim 6 wherein the wear resistant layer of the inner surface of the drum assembly (4) and the cone disc (2) is one or a combination of wear resistant engineering plastics or ceramics.
8. A gas and water combined ore discharge continuous centrifugal concentrator as claimed in claim 1, characterized in that the shield (7) is made of stainless steel material, is fixed on the upper end of the frame (3) by bolt connection, and is of closed structure for isolating the operator from the moving drum assembly.
9. The continuous centrifugal concentrating machine for gas-water composite ore discharge according to claim 1, wherein the drum assembly (4) comprises a sleeve (4-1), a bolt assembly (4-2), a drum rear section (4-3) and a drum front section (4-4), the drum front section (4-4) and the drum rear section (4-3) are fixedly connected through the bolt assembly (4-2) and the sleeve (4-1), a bell mouth is formed in a certain taper, the drum front section (4-4) is in the opening direction of the bell mouth, the taper of the bell mouth is represented by α, and the angle range of α is 0.1-30 degrees.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920837395.9U CN210171666U (en) | 2019-06-04 | 2019-06-04 | Continuous centrifugal ore separator for gas-water composite ore unloading |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920837395.9U CN210171666U (en) | 2019-06-04 | 2019-06-04 | Continuous centrifugal ore separator for gas-water composite ore unloading |
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| CN210171666U true CN210171666U (en) | 2020-03-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216011A (en) * | 2019-06-04 | 2019-09-10 | 江西离子型稀土工程技术研究有限公司 | A kind of compound continuous centrifugal concentrating machine for unloading mine of gas and water |
-
2019
- 2019-06-04 CN CN201920837395.9U patent/CN210171666U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216011A (en) * | 2019-06-04 | 2019-09-10 | 江西离子型稀土工程技术研究有限公司 | A kind of compound continuous centrifugal concentrating machine for unloading mine of gas and water |
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