CN111804447B - Cyclone material distribution device for classificator - Google Patents
Cyclone material distribution device for classificator Download PDFInfo
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- CN111804447B CN111804447B CN202010719550.4A CN202010719550A CN111804447B CN 111804447 B CN111804447 B CN 111804447B CN 202010719550 A CN202010719550 A CN 202010719550A CN 111804447 B CN111804447 B CN 111804447B
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- cyclone
- ore pulp
- cloth
- water supplementing
- pipe
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- 239000000463 material Substances 0.000 title claims abstract description 174
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 121
- 230000001502 supplementing effect Effects 0.000 claims abstract description 58
- 238000000926 separation method Methods 0.000 claims abstract description 18
- 238000007865 diluting Methods 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 54
- 230000003020 moisturizing effect Effects 0.000 claims description 16
- 230000000694 effects Effects 0.000 abstract description 10
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 5
- 239000011707 mineral Substances 0.000 abstract description 5
- 230000005291 magnetic effect Effects 0.000 description 8
- 230000005484 gravity Effects 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000011362 coarse particle Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C11/00—Accessories, e.g. safety or control devices, not otherwise provided for, e.g. regulators, valves in inlet or overflow ducting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B9/00—General arrangement of separating plant, e.g. flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/12—Construction of the overflow ducting, e.g. diffusing or spiral exits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/14—Construction of the underflow ducting; Apex constructions; Discharge arrangements ; discharge through sidewall provided with a few slits or perforations
Landscapes
- Cyclones (AREA)
Abstract
The application relates to the field of mineral separation equipment, in particular to a cyclone material distribution device used on a concentrating machine, which is arranged above a sorting barrel of the concentrating machine and comprises a material distribution outer barrel and a cyclone, wherein the cyclone is positioned in the material distribution outer barrel, a first overflow port is formed in the top of the cyclone, a bottom flow port is formed in the bottom of the cyclone, a material inlet of the cyclone extends out of the material distribution outer barrel through a material inlet pipe, a second overflow port is formed in the material distribution outer barrel, the cyclone material distribution device further comprises a material distribution mechanism for receiving ore pulp materials, an auxiliary water supplementing mechanism for diluting the ore pulp materials and a material flow controller for controlling the flow rate of the ore pulp materials, and the auxiliary water supplementing mechanism passes through the material distribution outer barrel and is connected with the material distribution mechanism. The application has the effects of improving the sorting effect of the sorting operation and reducing the burden of the follow-up sorting operation.
Description
Technical Field
The application relates to the field of mineral separation equipment, in particular to a cyclone material distribution device for a concentrating machine.
Background
The sorting operation of magnetite is mostly carried out by adopting a column type sorting machine to carry out sorting and improve the grade. The column type concentrating machine is a novel concentrating device for separating ferromagnetic minerals with high grade from gangue minerals with low grade by using alternating magnetic field force, gravity and reverse water impact force.
The existing concentrator is only provided with a cyclone, high-grade ore pulp materials and low-grade ore pulp materials are separated by the cyclone, the separation efficiency is low by only relying on the cyclone, and meanwhile, the low-grade ore pulp materials overflowed from the cyclone contain higher useful elements, so that the problems of resource waste, low ore pulp material recovery rate and poor separation effect are caused.
In view of the above related art, the inventors consider that there are drawbacks in that the beneficiating machine has poor effect of classifying high and low grade mineral aggregates and low efficiency.
Disclosure of Invention
In order to improve the sorting effect of ore pulp materials, the application provides a cyclone material distribution device for a concentrating machine.
The application provides a cyclone material distribution device for a classificator, which adopts the following technical scheme:
A whirl distributing device for on selection machine sets up the top at the separation barrel of selection machine, including cloth outer bucket and swirler, the swirler be located the cloth outer bucket inside, open at the top of swirler has first overflow mouth, open the bottom of swirler has the underflow mouth, the pan feeding mouth of swirler extends the cloth outer bucket through the pan feeding pipe, the cloth outer bucket on seted up the second overflow mouth, whirl distributing device still includes the material distributing mechanism who connects the ore pulp material, dilutes the supplementary moisturizing mechanism of ore pulp material and the material flow controller of control ore pulp material flow, the material distributing mechanism be located the below of the outer bucket of cloth and connect the ore pulp material that the swirler overflowed from first overflow mouth, supplementary moisturizing mechanism pass the outer bucket of cloth and be connected with the material distributing mechanism, the material flow controller be located the outer bucket of cloth and control the flow of swirler bottom ore pulp material.
By adopting the technical scheme, the ore pulp materials to be processed are fed into the cyclone along the tangential direction through the feeding port, the ore pulp materials are classified according to the specific gravity and the particle size under the action of tangential centrifugal force and gravity, the low-grade ore pulp materials with light specific gravity and fine particle size rise, overflow outwards through the first overflow port of the cyclone, when the amount of overflowed ore pulp materials is small, the ore pulp materials are proved to be low-grade materials and are discharged through the second overflow port of the distributing outer barrel, when the amount of overflowed ore pulp materials is large, the first overflow port of the cyclone is proved to overflow more high-grade ore pulp materials, the high-grade ore pulp materials fall down to the distributing mechanism, the high-grade ore pulp materials with heavy specific gravity and coarse particles enter the distributing mechanism along the bottom flow port of the cyclone, the flow controller is used in a matched mode with the second overflow port, and the high-grade ore pulp materials on the distributing mechanism fall into the sorting barrel through the auxiliary water supplementing mechanism for flushing and diluting the high-grade ore pulp materials. Is beneficial to the subsequent sorting operation of the finely selecting machine. Separating the low-grade ore pulp materials in advance and discharging the materials out of a material distribution barrel, so that other-grade materials uniformly enter a separation barrel, the subsequent carefully choosing operation burden is reduced, and an auxiliary water supplementing mechanism disperses the magnetic high-grade ore pulp materials and the non-magnetic low-grade ore pulp materials, thereby being beneficial to improving the sorting effect of the carefully choosing operation.
Preferably, the cloth outer barrel comprises an upper part and a lower part fixedly connected with the bottom end of the upper part, the diameter of the upper part is larger than that of the lower part, and a cover plate is arranged at the top end of the upper part.
Through adopting above-mentioned technical scheme, upper portion can hold more cyclones from the ore pulp of second overflow, also can assist moisturizing mechanism simultaneously, and the apron can be installed and support the material flow controller, is convenient for the work of material flow controller. The diameter of the upper part is larger than that of the lower part, so that piping phenomenon can be reduced, and the grade of overflowed ore pulp materials can be stabilized.
Preferably, the distributing mechanism comprises an upper distributing component for receiving the ore pulp materials overflowed from the first overflow port of the cyclone and a lower distributing component for receiving the ore pulp materials settled by the bottom flow port of the cyclone, wherein the upper distributing component and the lower distributing component are arranged up and down;
the upper cloth component comprises an upper chassis, a frustum-shaped upper cloth disc and an upper connecting sleeve plate communicated with the outer cloth barrel, the upper chassis and the upper cloth disc are sleeved on the cyclone, the frustum of the upper cloth disc is upwards arranged, an upper supporting plate with the diameter larger than that of the upper cloth disc is arranged at the bottom of the upper cloth disc, the upper connecting sleeve plate is arranged on the upper supporting plate and is fixedly connected to the bottom of the outer cloth barrel, a plurality of upper circulation ports are formed in the side face of the upper connecting sleeve plate, a downward upper boss is arranged on the bottom face of the upper supporting plate, and the upper boss is connected with the upper end face of the upper chassis to form a space between the upper supporting plate and the upper chassis;
the lower cloth subassembly include chassis, conical lower cloth dish and lower connection sleeve plate down, lower cloth dish be located the below of swirler, its toper upwards sets up towards the bottom of swirler, the bottom of lower cloth dish is provided with the lower layer board of diameter more than lower cloth dish diameter, the top of lower connection sleeve plate be connected with the bottom of last chassis, the bottom of lower connection sleeve plate sets up on the lower layer board, it has a plurality of lower circulation mouths to open on the side of lower connection sleeve plate, the bottom surface of lower layer board be provided with decurrent lower boss, the up end of lower boss and lower chassis be connected and make the lower layer board form the space with lower chassis between.
By adopting the technical scheme, the low-grade ore pulp material overflows from the first overflow port of the cyclone, when the amount of the low-grade ore pulp material overflowed from the first overflow port of the cyclone is small, the low-grade ore pulp material is discharged from the second overflow port, when the amount of the ore pulp material overflowed from the cyclone is large, the first overflow port of the cyclone overflows to form a plurality of high-grade ore pulp materials, the high-grade ore pulp materials fall down and are uniformly distributed on the upper distribution plate, and the high-grade ore pulp materials pass through the upper flow ports and enter the sorting barrel through the upper supporting plate and the upper chassis; the high-grade ore pulp materials with heavy specific weight and coarse particles fall along the bottom flow port of the cyclone and are uniformly distributed on the lower distributing disc, and the high-grade ore pulp materials fall into the sorting barrel through the plurality of lower flow ports, the lower supporting plate and the lower chassis. The high-grade ore pulp materials are uniformly distributed on the upper distributing plate and the lower distributing plate before entering the sorting barrel, and then enter the sorting barrel, so that the stability of the follow-up fine selection operation is facilitated.
Preferably, a plurality of inclined upper cyclone sheets are uniformly arranged on the upper chassis, the upper cyclone sheets are mutually spaced, and the upper cyclone sheets are positioned on the outer side of the upper supporting plate.
Through adopting above-mentioned technical scheme, a plurality of last whirl piece sets up on the upper chassis slant, sets up the round along the upper chassis, and the high-grade ore pulp material that overflows from the swirler falls into between two adjacent last whirl pieces to even fall into the separation barrel.
Preferably, a plurality of inclined lower swirl plates are uniformly arranged on the lower chassis, the plurality of lower swirl plates are mutually spaced, and the lower swirl plates are positioned on the outer side of the lower supporting plate.
Through adopting above-mentioned technical scheme, a plurality of lower whirl pieces set up on lower chassis slant, set up the round along lower chassis, follow the high-grade ore pulp material that the swirler split-flow mouth flows and fall into between two adjacent lower whirl pieces to even fall into the separation barrel.
Preferably, the auxiliary water supplementing mechanism comprises a first water supplementing component and a second water supplementing component;
the first water supplementing assembly comprises a first water inlet pipe and a first water supplementing pipe, one end of the first water inlet pipe extends out of the cloth outer barrel to be connected with an external water pipe, the other end of the first water inlet pipe is communicated with the first water supplementing pipe, the tail end of the first water supplementing pipe extends downwards to penetrate through the upper part, the upper supporting plate, the upper chassis and the lower supporting plate and is positioned on the outer side of the lower part, and the first water supplementing pipe is communicated with a space between the lower supporting plate and the lower chassis;
The second water supplementing assembly comprises a second water inlet pipe and a second water supplementing pipe, one end of the second water inlet pipe extends out of the cloth outer barrel, the other end of the second water inlet pipe is communicated with the second water supplementing pipe, the tail end of the second water supplementing pipe extends downwards to penetrate through the upper portion and the upper supporting plate and is located on the outer side of the lower portion, and the second water supplementing pipe is communicated with a space between the upper supporting plate and the upper chassis.
By adopting the technical scheme, the external water pipe is started, the first water inlet pipe starts to feed water, the first water supplementing pipe enables water to enter the space between the lower supporting plate and the lower chassis, then the water flows between the adjacent lower cyclone sheets, and high-quality ore pulp materials positioned between the adjacent lower cyclone sheets on the lower chassis are washed and diluted; the second water inlet pipe starts to feed water, the second water supplementing pipe enables water to enter a space between the upper supporting plate and the upper chassis, then the water flows between a plurality of adjacent upper cyclone sheets, and high-quality ore pulp materials between the adjacent upper cyclone sheets on the upper chassis are washed and diluted. The auxiliary water supplementing mechanism washes and dilutes ore pulp materials, so that the concentration of ore pulp can be reduced, the magnetic high-grade ore pulp materials and the nonmagnetic low-grade ore pulp materials are dispersed as much as possible, and the sorting effect is improved.
Preferably, the two first water supplementing pipes are arranged, the first arc-shaped pipes are arranged at the top ends of the two first water supplementing pipes, the two first water supplementing pipes are respectively communicated with the two ends of the first arc-shaped pipes, and the first water inlet pipe is connected and communicated with the first arc-shaped pipes.
Through adopting above-mentioned technical scheme, first inlet tube is linked together with first arc pipe, and first arc pipe is linked together with two first moisturizing pipes, and two first moisturizing pipes can make the water more smooth and easy of circulation in the space between bottom plate and lower chassis, and first arc pipe makes the water of first inlet tube divide into two flows to flow into two first moisturizing pipes respectively, makes the better work of first moisturizing subassembly.
Preferably, the two second water supplementing pipes are arranged, the second arc-shaped pipes are arranged at the top ends of the two second water supplementing pipes, the two second water supplementing pipes are respectively communicated with the two ends of the second arc-shaped pipes, and the second water inlet pipe is connected and communicated with the second arc-shaped pipes.
Through adopting above-mentioned technical scheme, the second inlet tube is linked together with the second arced tube, and the second arced tube is linked together with two second moisturizing pipes, and two second moisturizing pipes can make the water more smooth and easy of circulation in the space between bottom plate and lower chassis, and the second arced tube makes the water of second inlet tube divide into two flows to flow into two second moisturizing pipes respectively, makes the better work of second moisturizing subassembly.
Preferably, the material flow controller comprises a pressure sensor, a motor and a plug, wherein one end of the pressure sensor penetrates through the cover plate and stretches into the upper portion, the motor is arranged on the cover plate, the plug is provided with a connecting rod, and the connecting rod is connected with a motor shaft of the motor and enables the plug to be movably inserted into a bottom flow port of the cyclone.
By adopting the technical scheme, the pressure sensor extends into the upper part, when the amount of the ore pulp materials overflowed from the cyclone is measured to be small, the concentration of useful elements contained in the ore pulp materials is low, the ore pulp materials can be proved to be low-grade ore pulp materials, the pressure sensor 51 sends a signal to the valve, the valve opens the second overflow port to discharge the low-grade ore pulp materials outwards, meanwhile, the pressure sensor 51 sends a signal to the motor 52, the motor 52 is started, and the motor 52 reversely drives the connecting rod 54 to rotate, so that the plug 53 is driven to move upwards, the gap between the plug 53 and the bottom port of the cyclone 2 is reduced, the flow of the high-grade ore pulp materials discharged from the bottom port is reduced, and the amount of the low-grade ore pulp materials overflowed from the first overflow port is increased; when the pressure sensor measures that the amount of the ore pulp materials overflowed from the cyclone is large, the concentration of useful elements contained in the ore pulp materials is high, the fact that the cyclone overflows more high-grade ore pulp materials can be proved, the pressure sensor 51 sends a signal to the valve, the valve is closed, meanwhile, the pressure sensor 51 sends a signal to the motor 52, the motor 52 is started, the motor 52 drives the connecting rod 54 to rotate, the plug 53 is driven to move downwards, the gap between the plug 53 and the underflow opening of the cyclone 2 is enlarged, the flow of the high-grade ore pulp materials discharged from the underflow opening is increased, and the amount of the low-grade ore pulp materials overflowed from the first overflow opening is reduced.
The flow controller can control the flow of the high-grade ore pulp materials in the bottom flow port, so that the concentration of the ore pulp materials entering the separation barrel is improved, and the separation effect of the fine separation operation is improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the cyclone is used for separating high-grade ore pulp materials from low-grade ore pulp materials, the low-grade ore pulp materials are discharged out of the distribution outer barrel, overflowed high-grade ore pulp materials and high-grade ore pulp materials flowing out of the bottom flow port respectively fall into the distribution mechanism, so that the materials uniformly enter the separation barrel, the stability of subsequent fine selection operation is facilitated, the auxiliary water supplementing mechanism is used for dispersing magnetic high-grade ore pulp materials and non-magnetic high-grade ore pulp materials on the distribution mechanism, the feeding concentration is reduced, the selection effect of fine selection operation is facilitated to be improved, the operation burden of subsequent fine selection is reduced, the flow controller is used for controlling the flow of the high-grade ore pulp materials in the bottom flow port in a matched mode, the grade of the ore pulp materials is screened, and the load of the separation barrel is reduced;
2. the cyclone sheets are obliquely arranged, and water flows of the auxiliary water supplementing mechanism pass through the adjacent cyclone sheets, so that ore pulp materials in the cyclone sheets enter the separation barrel along with the water flows, the dispersion rate of the magnetic high-grade ore pulp materials and the non-magnetic high-grade ore pulp materials is improved, and the separation efficiency of the separation barrel is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present application.
Fig. 2 is a cross-sectional view of the present application.
Fig. 3 is a schematic structural view of the upper cloth assembly of the present application.
Fig. 4 is a schematic structural view of the lower cloth assembly of the present application.
Fig. 5 is a schematic view of a connection structure without a lower connecting sleeve in the lower cloth assembly of the present application.
Fig. 6 is a schematic diagram of a connection structure of the auxiliary water replenishing mechanism, the cyclone and the distributing mechanism.
Fig. 7 is a schematic diagram of a connection structure of the water replenishing device, the cyclone and the cover plate.
Reference numerals illustrate: 1. the material distribution outer barrel, 11, upper part, 12, lower part, 13, cover plate, 14, overflow pipe, 2 and cyclone;
3. The upper material distributing mechanism 31, the upper material distributing component 311, the upper chassis 3111, the upper swirl plate 312, the upper material distributing disk 313, the upper connecting sleeve plate 3131, the upper circulation port 314, the upper supporting plate 32, the lower material distributing component 321, the lower chassis 3211, the lower swirl plate 322, the lower material distributing disk 323, the lower connecting sleeve plate 3231, the lower circulation port 324 and the lower supporting plate;
4. The auxiliary water supplementing mechanism comprises an auxiliary water supplementing mechanism 41, a first water supplementing component 411, a first water inlet pipe 412, a first water supplementing pipe 413, a first arc-shaped pipe 42, a second water supplementing component 421, a second water inlet pipe 422, a second water supplementing pipe 423 and a second arc-shaped pipe;
5. Flow controller 51, pressure sensor, 52, motor, 53, plug, 54, connecting rod.
Detailed Description
The application is described in further detail below with reference to fig. 1-7.
The embodiment of the application discloses a cyclone material distribution device for a classificator. Referring to fig. 1 and 2, a cyclone distributing device for a fine separator is arranged above a sorting barrel of the fine separator and comprises a distributing outer barrel 1 and a cyclone 2, wherein the cyclone 2 is positioned inside the distributing outer barrel 1, a first overflow port is formed in the top of the cyclone 2, a bottom flow port is formed in the bottom of the cyclone 2, a material inlet of the cyclone 2 extends out of the distributing outer barrel 1 through a material inlet pipe, a second overflow port is formed in the distributing outer barrel 1, a valve is arranged at the second overflow port, an overflow pipe 14 extending outwards is arranged at the second overflow port, the cyclone distributing device further comprises a distributing mechanism 3 for receiving ore pulp materials, an auxiliary water supplementing mechanism 4 for diluting the ore pulp materials and a material flow controller 5 for controlling the flow rate of the ore pulp materials, the distributing mechanism 3 is positioned below the distributing outer barrel 1 and receives the ore pulp materials overflowed from the first overflow port, the auxiliary water supplementing mechanism 4 passes through the distributing outer barrel 1 and is connected with the distributing mechanism 3, and the material flow controller 5 is positioned in the distributing outer barrel 1 and controls the flow rate of the ore pulp materials at the bottom of the cyclone 2.
The second overflow port discharges according to the grade of the overflowed ore pulp materials, when the amount of the low-grade ore pulp materials overflowed from the first overflow port of the cyclone is small, the low-grade ore pulp materials are discharged from the second overflow port, when the amount of the ore pulp materials overflowed from the cyclone is large, the first overflow port of the cyclone overflows a lot of high-grade ore pulp materials, and the high-grade ore pulp materials return to the sorting barrel to be sorted continuously, so that the equipment processing capacity can be improved, and the sorting recovery rate of the ore pulp materials with high useful elements can be improved.
The cloth outer barrel 1 includes upper portion 11 and fixed connection's lower part 12 in upper portion 11 bottom, and the diameter of upper portion 11 is greater than the diameter of lower part 12, and the top of upper portion 11 is provided with apron 13, can prevent the overflow material and run out phenomenon that causes when pressure is too big, sets up the observation hole on the apron 13, can observe the situation and the sampling operation of overflow material from the observation hole.
Referring to fig. 2, the cloth mechanism 3 includes an upper cloth member 31 and a lower cloth member 32, and the upper cloth member 31 and the lower cloth member 32 are disposed in a vertically aligned manner.
Referring to fig. 3, the upper distribution assembly 31 is located below the outer distribution barrel 1 and receives the pulp material overflowed from the first overflow port by the cyclone 2, the upper distribution assembly 31 includes an upper chassis 311, a frustum-shaped upper distribution plate 312 and an upper connection sleeve plate 313 communicated with the outer distribution barrel 1, the upper chassis 311 and the upper distribution plate 312 are sleeved on the cyclone 2, the frustum of the upper distribution plate 312 is arranged upwards, an upper supporting plate 314 is arranged at the bottom of the upper distribution plate 312, the diameter of the upper supporting plate 314 is larger than that of the upper distribution plate 312, the upper connection sleeve plate 313 is arranged on the upper supporting plate 314 and fixedly connected to the bottom of the outer distribution barrel 1, a plurality of upper circulation ports 3131 are formed in the side face of the upper connection sleeve plate 313, a downward upper boss is arranged on the bottom face of the upper supporting plate 314, and the upper boss is connected with the upper end face of the upper chassis 311 to form a space between the upper supporting plate 314 and the upper chassis 311.
Referring to fig. 4 and 5, the lower distribution assembly 32 is located under the upper distribution assembly 31 and receives pulp material settled by the cyclone 2 from the bottom flow port, the lower distribution assembly 32 includes a lower tray 321, a conical lower distribution plate 322 and a lower connection sleeve plate 323, the lower distribution plate 322 is located under the cyclone 2, the conical upper surface of the lower distribution plate 322 is arranged to face the bottom of the cyclone 2, a lower support plate 324 is arranged at the bottom of the lower distribution plate 322, the diameter of the lower support plate 324 is larger than that of the lower distribution plate 322, the top of the lower connection sleeve plate 323 is connected with the bottom of the upper tray 311, the bottom of the lower connection sleeve plate 323 is arranged on the lower support plate 324, a plurality of lower flow ports 3231 are formed in the side surface of the lower connection sleeve plate 323, a downward lower boss is arranged on the bottom surface of the lower support plate 324, and the lower boss is connected with the upper end surface of the lower tray 321 to form a space between the lower support plate 324 and the lower tray 321.
The upper chassis 311 is uniformly provided with a plurality of upper cyclone sheets 3111 inclined, the upper cyclone sheets 3111 are inclined in the same direction and are spaced apart from each other, and the upper cyclone sheets 3111 are located outside the upper supporting plate 314.
A plurality of inclined lower swirl plates 3211 are uniformly arranged on the lower chassis 321, the inclined directions of the plurality of lower swirl plates 3211 are the same and are mutually spaced, and the lower swirl plates 3211 are positioned outside the lower supporting plate 324.
Referring to fig. 6, the auxiliary water refill mechanism 4 includes a first refill assembly 41 and a second refill assembly 42;
The first water replenishing assembly 41 comprises a first water inlet pipe 411 and two first water replenishing pipes 412, wherein a first arc-shaped pipe 413 is arranged at the top ends of the two first water replenishing pipes 412, the two first water replenishing pipes 412 are respectively communicated with two ends of the first arc-shaped pipe 413, one end of the first water inlet pipe 411 extends out of the cloth outer barrel 1 to be connected with an external water pipe, the other end of the first water replenishing pipe is connected with and communicated with the first arc-shaped pipe 413, the two first water replenishing pipes 412 are positioned at two sides of the cyclone, the tail ends of the two first water replenishing pipes 412 extend downwards to penetrate through the upper part 11, the upper supporting plate 314, the upper chassis 311 and the lower supporting plate 324 and are positioned at the outer side of the lower part 12, and the two first water replenishing pipes 412 are communicated with a space between the lower supporting plate 324 and the lower chassis 321.
The second water replenishing assembly 42 comprises a second water inlet pipe 421 and two second water replenishing pipes 422, a second arc-shaped pipe 423 is arranged at the top ends of the two second water replenishing pipes 422, the two second water replenishing pipes 422 are respectively communicated with two ends of the second arc-shaped pipe 423, one end of the second water inlet pipe 421 extends out of the cloth outer barrel 1, the other end of the second water replenishing pipe 421 is connected and communicated with the second arc-shaped pipe 423, the two second water replenishing pipes 422 are located on two sides of the cyclone, the tail ends of the two second water replenishing pipes 422 extend downwards to penetrate through the upper portion 11 and the upper supporting plate 314 and are located on the outer side of the lower portion 12, and the second water replenishing pipes 422 are communicated with a space between the upper supporting plate 314 and the upper chassis 311.
The first water inlet pipe 411 and the second water inlet pipe 421 are respectively provided with an adjusting valve, so that the water supplementing pressure can be adjusted, and the ore pulp materials can be better washed and diluted.
Referring to fig. 7, the flow controller 5 includes a pressure sensor 51, a motor 52 and a plug 53, one end of the pressure sensor 51 penetrates through the cover 13 and extends into the upper portion 11, the motor 52 is disposed on the cover 13, the plug 53 is provided with a connecting rod 54, the plug 53 is in threaded connection with the connecting rod 54, and the connecting rod 54 is connected with a motor shaft of the motor 52 and enables the plug 53 to be movably inserted into a bottom flow port of the cyclone 2.
The embodiment of the application relates to a cyclone material distribution device for a classificator, which comprises the following implementation principles: the ore pulp material tangentially enters the cyclone 2 along the feed inlet, the ore pulp material is layered according to specific gravity in the cyclone process, the low-grade ore pulp material and the high-grade ore pulp material are separated in advance, the low-grade ore pulp material overflows outwards through the first overflow port of the cyclone, and the high-grade ore pulp material with heavy specific gravity and coarse particles enters the separation barrel along the bottom flow port of the cyclone; meanwhile, the pressure sensor 51 starts to measure the overflowed ore pulp materials at the upper part 11, when the amount of the overflowed ore pulp materials at the first overflow port of the cyclone 2 is measured to be small, the concentration of useful elements contained in the ore pulp materials is low, the ore pulp materials can be proved to be low-grade ore pulp materials, the pressure sensor 51 sends a signal to a valve, the valve opens a second overflow port to discharge the low-grade ore pulp materials outwards, meanwhile, the pressure sensor 51 sends a signal to a motor 52, the motor 52 is started, the motor 52 reversely drives a connecting rod 54 to rotate, so that a plug 53 is driven to move upwards, the gap between the plug 53 and a bottom flow port of the cyclone 2 is reduced, the flow of the high-grade ore pulp materials discharged from the bottom flow port is reduced, and the amount of the overflowed ore pulp materials through the first overflow port is increased;
When the pressure sensor measures that the overflowed pulp materials have higher concentration of useful elements, the fact that the concentration of useful elements in the pulp materials is higher can prove that the cyclone 2 overflows more high-grade pulp materials, the pressure sensor 51 sends a signal to the valve, the valve is closed, meanwhile, the pressure sensor 51 sends a signal to the motor 52, the motor 52 is started, the motor 52 drives the connecting rod 54 to rotate, so that the plug 53 is driven to move downwards, the gap between the plug 53 and the bottom flow port of the cyclone 2 is enlarged, the flow of the high-grade pulp materials discharged by the bottom flow port is increased, and the overflow amount of the pulp materials through the first overflow port is reduced;
the auxiliary water supplementing mechanism 4 is started before the high-grade ore pulp materials on the upper distributing plate 312 and the high-grade ore pulp materials on the lower distributing plate 322 fall into the sorting barrel, the first water inlet pipe 411 and the second water inlet pipe 421 start to feed water, the first water supplementing pipes 412 and the second water supplementing pipes 422 start to feed water downwards through the diversion of the first arc pipes 413 and the second arc pipes 423, the water enters the space between the lower supporting plate 324 and the lower chassis 321 and the space between the upper supporting plate 314 and the upper chassis 311, then flows to the space between a plurality of adjacent lower rotational flow sheets 3211 on the lower chassis 321 and the plurality of adjacent upper rotational flow sheets 3111 on the upper chassis 311, and the ore pulp materials between the lower rotational flow sheets 3211 and the upper rotational flow sheets 3111 which are settled on the auxiliary water supplementing mechanism washes and dilutes the ore pulp materials together into the sorting barrel in a rotational flow state.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (6)
1. A whirl distributing device for on selection machine sets up the top at the separation barrel of selection machine, including outer bucket of cloth (1) and swirler (2), swirler (2) be located the outer bucket of cloth (1) inside, open at the top of swirler (2) has first overflow mouth, open the bottom of swirler (2) has the underflow mouth, the pan feeding mouth of swirler (2) extends outer bucket of cloth (1) through the pan feeding pipe, its characterized in that: the cyclone material distributing device is characterized in that a second overflow port is formed in the material distributing outer barrel (1), the cyclone material distributing device further comprises a material distributing mechanism (3) for receiving ore pulp materials, an auxiliary water supplementing mechanism (4) for diluting the ore pulp materials and a material flow controller (5) for controlling the flow rate of the ore pulp materials, the material distributing mechanism (3) is located below the material distributing outer barrel (1) and receives the ore pulp materials overflowed from the first overflow port by the cyclone (2), the auxiliary water supplementing mechanism (4) penetrates through the material distributing outer barrel (1) and is connected with the material distributing mechanism (3), and the material flow controller (5) is located in the material distributing outer barrel (1) and controls the flow rate of the ore pulp materials at the bottom of the cyclone (2);
The cloth outer barrel (1) comprises an upper part (11) and a lower part (12) fixedly connected with the bottom end of the upper part (11), wherein the diameter of the upper part (11) is larger than that of the lower part (12), and a cover plate (13) is arranged at the top end of the upper part (11);
the distributing mechanism (3) comprises an upper distributing component (31) for receiving ore pulp materials overflowed from a first overflow port of the cyclone (2) and a lower distributing component (32) for receiving ore pulp materials settled by a bottom flow port of the cyclone (2), wherein the upper distributing component (31) and the lower distributing component (32) are arranged up and down;
the upper cloth assembly (31) comprises an upper chassis (311), a frustum-shaped upper cloth disc (312) and an upper connecting sleeve plate (313) communicated with the cloth outer barrel (1), the upper chassis (311) and the upper cloth disc (312) are sleeved on the cyclone (2), the frustum of the upper cloth disc (312) is upwards arranged, an upper supporting plate (314) with the diameter larger than that of the upper cloth disc (312) is arranged at the bottom of the upper cloth disc (312), the upper connecting sleeve plate (313) is arranged on the upper supporting plate (314) and fixedly connected to the bottom of the cloth outer barrel (1), a plurality of upper circulation ports (3131) are formed in the side face of the upper connecting sleeve plate (313), downward upper bosses are arranged on the bottom face of the upper supporting plate (314), and the upper bosses are connected with the upper end face of the upper chassis (311) to form a space between the upper supporting plate (314) and the upper chassis (311);
The lower cloth assembly (32) comprises a lower chassis (321), a conical lower cloth disc (322) and a lower connecting sleeve plate (323), wherein the lower cloth disc (322) is positioned below the cyclone (2), the conical upper surface of the lower cloth disc is arranged towards the bottom of the cyclone (2), the bottom of the lower cloth disc (322) is provided with a lower supporting plate (324) with the diameter larger than that of the lower cloth disc (322), the top of the lower connecting sleeve plate (323) is connected with the bottom of the upper chassis (311), the bottom of the lower connecting sleeve plate (323) is arranged on the lower supporting plate (324), a plurality of lower circulation ports (3231) are formed in the side surface of the lower connecting sleeve plate (323), a downward lower boss is arranged on the bottom surface of the lower supporting plate (324), and the lower boss is connected with the upper end surface of the lower chassis (321) so that a space is formed between the lower supporting plate (324) and the lower chassis (321).
The material flow controller (5) comprises a pressure sensor (51), a motor (52) and a plug (53), one end of the pressure sensor (51) penetrates through the cover plate (13) and stretches into the upper portion (11), the motor (52) is arranged on the cover plate (13), a connecting rod (54) is arranged on the plug (53), and the connecting rod (54) is connected with a motor shaft of the motor (52) and enables the plug (53) to be movably inserted into a bottom flow port of the cyclone (2).
2. A cyclone distribution device for a refiner according to claim 1, wherein: the upper chassis (311) is uniformly provided with a plurality of inclined upper cyclone sheets (3111), the upper cyclone sheets (3111) are mutually spaced, and the upper cyclone sheets (3111) are positioned at the outer side of the upper supporting plate (314).
3. A cyclone distribution apparatus for a refiner according to claim 2, wherein: the lower chassis (321) is uniformly provided with a plurality of inclined lower swirl plates (3211), the lower swirl plates (3211) are mutually spaced, and the lower swirl plates (3211) are positioned at the outer side of the lower supporting plate (324).
4. A cyclone distribution device for a refiner according to claim 1, wherein: the auxiliary water supplementing mechanism (4) comprises a first water supplementing component (41) and a second water supplementing component (42);
The first water supplementing assembly (41) comprises a first water inlet pipe (411) and a first water supplementing pipe (412), one end of the first water inlet pipe (411) extends out of the cloth outer barrel (1) to be connected with an external water pipe, the other end of the first water supplementing pipe is communicated with the first water supplementing pipe (412), the tail end of the first water supplementing pipe (412) extends downwards to penetrate through the upper part (11), the upper supporting plate (314), the upper chassis (311) and the lower supporting plate (324) and is positioned on the outer side of the lower part (12), and the first water supplementing pipe (412) is communicated with a space between the lower supporting plate (324) and the lower chassis (321);
The second moisturizing subassembly (42) include second inlet tube (421) and second moisturizing pipe (422), the one end of second inlet tube (421) extend cloth outer bucket (1), its other end is linked together with second moisturizing pipe (422), the terminal downwardly extending of second moisturizing pipe (422) pass through upper portion (11) and top board (314) and be located the outside of lower part (12), space between second moisturizing pipe (422) and top board (314) and upper chassis (311) is linked together.
5. The cyclone distribution device for a refiner of claim 4, wherein: the two first water supplementing pipes (412) are arranged, first arc-shaped pipes (413) are arranged at the top ends of the two first water supplementing pipes (412), the two first water supplementing pipes (412) are respectively communicated with the two ends of the first arc-shaped pipes (413), and the first water inlet pipe (411) is connected and communicated with the first arc-shaped pipes (413).
6. The cyclone distribution device for a refiner of claim 4, wherein: the two second water supplementing pipes (422) are arranged, a second arc-shaped pipe (423) is arranged at the top ends of the two second water supplementing pipes (422), the two second water supplementing pipes (422) are respectively communicated with the two ends of the second arc-shaped pipe (423), and the second water inlet pipe (421) is connected and communicated with the second arc-shaped pipe (423).
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| US4824431A (en) * | 1987-01-13 | 1989-04-25 | Mcalister Steven A | Centrifugal concentrator |
| CN103240160B (en) * | 2013-04-18 | 2015-05-06 | 北矿机电科技有限责任公司 | Ore pulp grading plant |
| AT516856B1 (en) * | 2015-08-21 | 2016-09-15 | Andritz Ag Maschf | Hydrocyclone with fines removal in the cyclone underflow |
| CN204974230U (en) * | 2015-09-21 | 2016-01-20 | 胡玉图 | Stirring swirler |
| CN105921271B (en) * | 2016-06-15 | 2018-11-02 | 沈阳隆基电磁科技股份有限公司 | A kind of intelligence elutriation magnetic separator and magnetic selection method |
| CN109046743B (en) * | 2018-07-20 | 2020-06-16 | 太原理工大学 | Composite force field separator for separating magnetite and separation method thereof |
| JP7183503B2 (en) * | 2018-08-30 | 2022-12-06 | 住友金属鉱山株式会社 | METHOD FOR MANUFACTURING HIGH CONCENTRATION ORE SLURRY |
| CN109530073B (en) * | 2019-01-21 | 2024-07-23 | 冉冰 | Intelligent high-efficiency gravity concentrator for superfine-grain minerals and beneficiation method |
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