CN113441296B - Wet magnetic separation iron concentrate concentration and classification cyclone and process thereof - Google Patents
Wet magnetic separation iron concentrate concentration and classification cyclone and process thereof Download PDFInfo
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- CN113441296B CN113441296B CN202110731716.9A CN202110731716A CN113441296B CN 113441296 B CN113441296 B CN 113441296B CN 202110731716 A CN202110731716 A CN 202110731716A CN 113441296 B CN113441296 B CN 113441296B
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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
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
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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
- 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
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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
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
- B04C2009/004—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with internal filters, in the cyclone chamber or in the vortex finder
Abstract
The invention discloses a wet magnetic separation iron concentrate concentration and classification cyclone and a process thereof, belonging to the technical field of classification cyclones. The cyclone type material collecting device comprises a material receiving bent pipe, wherein the bottom end of the material receiving bent pipe is connected into a cyclone assembly, a grading distribution assembly is arranged inside the cyclone assembly, a centrifugal assembly is arranged at the side end of the bottom end of the grading distribution assembly, and the bottom end of the grading distribution assembly is connected with a distribution collecting assembly. The cyclone separation device effectively improves the centrifugal force of cyclone, enables materials to be better separated, can effectively classify materials with different particles, improves the classification efficiency, can quickly and accurately classify the materials, effectively output the materials, ensures the shunting and conveying efficiency, increases the convenience of shunting and classifying, ensures the filtering speed of the materials, prevents the cyclone force from being reduced while filtering, effectively performs cyclone filtering, increases the convenience of collection, and can perform batch treatment according to the classified materials.
Description
Technical Field
The invention relates to the technical field of grading cyclones, in particular to a wet magnetic separation iron concentrate concentration grading cyclone and a process thereof.
Background
The metal ore resources in China are various, but most of the ore resources are poor, miscellaneous and fine in quality. In order to solve the outstanding problems of economy, technology, environmental protection and the like existing in mining industry development, domestic metal mine enterprises actively introduce, digest and absorb foreign novel and efficient mine production process equipment, a high-pressure roller mill, a wet permanent magnet drum type magnetic separator and a swirler are apparatuses commonly used by iron ore dressing plants, when the concentration of a concentrate product of a closed-circuit product of the high-pressure roller mill and a 3mm sieve through wet magnetic separation waste throwing operation is low, the concentrate enters a spiral classifier to be classified, the overflow concentration of the classifier is low and is difficult to control, meanwhile, the overflow granularity of the classifier cannot be controlled, the operation of an ore grinding classification system is abnormal, no method is provided for performing precision classification on wet materials, and the classification efficiency is poor.
Disclosure of Invention
The invention aims to provide a wet magnetic separation iron concentrate concentration and classification cyclone and a process thereof, which can effectively improve the centrifugal force of cyclone, better separate materials, effectively classify materials with different particles, improve the classification efficiency, quickly and accurately classify the materials, movably connect the materials with a cyclone jacket shell, improve the installation stability, effectively output the materials, ensure the shunting and conveying efficiency, increase the shunting and classification convenience, ensure the filtering speed of the materials, prevent the cyclone force from being reduced during filtering, effectively perform cyclone filtering, ensure the filtering efficiency and increase the collection convenience, and can perform batch treatment according to the classified materials so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention discloses a wet magnetic separation iron ore concentrate concentration and classification cyclone, which comprises a material receiving bent pipe, wherein the bottom end of the material receiving bent pipe is connected with a cyclone assembly, a classification shunting assembly is arranged inside the cyclone assembly, a centrifugal assembly is arranged at the side end of the bottom end of the classification shunting assembly, and the bottom end of the classification shunting assembly is connected with a shunting and collecting assembly.
Furthermore, the cyclone assembly comprises a cyclone outer sleeve shell, an airflow pressurizing pump, an air conveying pipe, an inclined funnel shell and an overflow port, wherein the side end of the cyclone outer sleeve shell is connected with the airflow pressurizing pump through the air conveying pipe, the overflow port is formed in the side face of the upper end of the cyclone outer sleeve shell, and the inclined funnel shell is connected to the lower end of the cyclone outer sleeve shell.
Further, hierarchical reposition of redundant personnel subassembly includes first hierarchical filter screen, second hierarchical filter screen, third hierarchical filter screen, butt joint subassembly and diverging device, the outside cladding of first hierarchical filter screen is provided with second hierarchical filter screen, the outside cladding of second hierarchical filter screen is provided with third hierarchical filter screen, first hierarchical filter screen, the upper end of second hierarchical filter screen and third hierarchical filter screen is all through butt joint subassembly movable mounting on the inner wall of whirl overcoat casing, first hierarchical filter screen, the bottom of second hierarchical filter screen and third hierarchical filter screen all is connected with diverging device.
Further, the butt joint subassembly includes the T type and docks the groove, the installation crown plate, joint slip ring and ball, the T type is docked the groove and is seted up on the inner wall of whirl overcoat casing, the inside joint that the T type docked the groove is provided with the joint slip ring, the upper and lower both ends of joint slip ring are all docked through the T type inslot wall that sets up multiunit ball and T type and dock the groove, the joint slip ring is fixed on the installation crown plate, the installation crown plate is used for with first hierarchical filter screen, second hierarchical filter screen and third hierarchical filter screen are connected, the butt joint subassembly sets up three groups, be used for first hierarchical filter screen respectively, second hierarchical filter screen and third hierarchical filter screen are installed.
Further, the diverging device includes first reposition of redundant personnel ring canal, the second reposition of redundant personnel ring canal, third reposition of redundant personnel ring canal and connecting rod, the upper end and the first hierarchical filter screen of first reposition of redundant personnel ring canal are connected, the second reposition of redundant personnel ring canal is cup jointed in the outside of first reposition of redundant personnel ring canal, the upper end and the second hierarchical filter screen bottom of second reposition of redundant personnel ring canal are connected, the third reposition of redundant personnel ring canal is cup jointed in the outside of second reposition of redundant personnel ring canal, the upper end and the bottom of third hierarchical filter screen of third reposition of redundant personnel ring canal are connected, the outside of third reposition of redundant personnel ring canal is connected through the pivot and the inner wall of oblique type funnel shell, first reposition of redundant personnel ring canal, be connected by the connecting rod between second reposition of redundant personnel ring canal and the third reposition of redundant personnel ring canal.
Furthermore, the centrifugal assembly comprises a centrifugal motor, a mounting plate, a rotating rod, a butt joint gear and a sleeving gear, the centrifugal motor is fixed at the side end of the cyclone assembly through the mounting plate, the rotating rod is connected to the output end of the centrifugal motor, the butt joint gear meshed with the sleeving gear is sleeved on the rotating rod, and the sleeving gear is fixed on the outer wall of the bottom end of the first shunt ring pipe.
Further, the reposition of redundant personnel is collected the subassembly and is included first reposition of redundant personnel case, the second reposition of redundant personnel case, the third reposition of redundant personnel case, discharging pipe and collection box, the below of first reposition of redundant personnel case sets up the second reposition of redundant personnel case, the below of second reposition of redundant personnel case sets up the discharging pipe, the below of discharging pipe is provided with the multiunit and collects the box, first reposition of redundant personnel ring base end discharge gate sets up in first reposition of redundant personnel incasement, second reposition of redundant personnel ring base end discharge gate runs through first reposition of redundant personnel case through sealed bearing and sets up in the second reposition of redundant personnel incasement, the third reposition of redundant personnel ring canal, the bottom discharge gate runs through second reposition of redundant personnel case through sealed bearing and sets up in the third reposition of redundant personnel incasement, the joint survey sets up the discharging pipe respectively about first reposition of redundant personnel case, the front and back end of redundant personnel case sets up the discharging pipe, the bottom of third reposition of redundant personnel case sets up the discharging pipe, the discharging pipe bottom corresponds with the collection box of multiunit respectively and is connected.
The invention provides another technical scheme: a process of a wet magnetic separation iron concentrate concentration and classification cyclone comprises the following steps:
the method comprises the following steps: feeding the high-pressure roller grinding screened product into wet type pre-magnetic separation operation, feeding the material into a swirler assembly by concentrate of a wet type pre-magnetic separator through a receiving elbow, conveying the pressurized gas into a swirl outer sleeve shell through a gas conveying pipe by a gas flow pressurizing pump, and carrying out gas flow pressurizing swirl on the internally-accessed material so as to carry out swirl layering;
step two: under the action of air pressure, materials pass through a first grading filter screen, a second grading filter screen and a third grading filter screen, are graded by the first grading filter screen, the second grading filter screen and the third grading filter screen, are subjected to graded flow distribution through a first flow distribution ring pipe, a second flow distribution ring pipe and a third flow distribution ring pipe, and are effectively output;
step three: in first reposition of redundant personnel ring canal carried first reposition of redundant personnel incasement with the material, carried out fixed reposition of redundant personnel by first reposition of redundant personnel case to the material after will grading is collected, second reposition of redundant personnel ring canal carries the material in the second reposition of redundant personnel incasement, and the second reposition of redundant personnel case carries out fixed reposition of redundant personnel after collecting, and the third reposition of redundant personnel case is used for carrying out fixed reposition of redundant personnel and collection to third reposition of redundant personnel ring canal.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention provides a wet magnetic separation iron concentrate concentration and classification cyclone and a process thereof.A spillover port is arranged on the side surface of the upper end of a cyclone jacket shell, the lower end of the cyclone jacket shell is connected with an inclined funnel shell, gas is pressurized by an airflow pressurizing pump, and materials are swirled along with the gas in a conical cyclone component, so that the centrifugal force of the swirling flow is effectively improved, and the materials are better separated.
2. According to the wet magnetic separation iron concentrate concentration and classification cyclone and the process thereof, the diameters of the filter meshes of the first classification filter screen, the second classification filter screen and the third classification filter screen are sequentially arranged in a coating manner from large to small, materials pass through the first classification filter screen, the second classification filter screen and the third classification filter screen under the action of air pressure, and are classified by the first classification filter screen, the second classification filter screen and the third classification filter screen, so that the materials with different particles can be effectively classified, the classification efficiency is improved, and the classification can be rapidly and accurately performed.
3. According to the wet magnetic separation iron concentrate concentration and classification cyclone and the process thereof, the butt joint assemblies are provided with three groups which are respectively used for installing the first classification filter screen, the second classification filter screen and the third classification filter screen, and the first classification filter screen, the second classification filter screen and the third classification filter screen are conveniently limited through the sliding connection of the T-shaped butt joint grooves and the balls clamped with the sliding rings, so that the first classification filter screen, the second classification filter screen and the third classification filter screen can be movably connected with the cyclone jacket shell, and the installation stability is improved.
4. According to the wet magnetic separation iron concentrate concentration and classification cyclone and the process thereof, the first distribution ring pipe, the second distribution ring pipe and the third distribution ring pipe are connected through the connecting rod, and the first distribution ring pipe, the second distribution ring pipe and the third distribution ring pipe are used for carrying out classified distribution, so that the output is effectively carried out, the distribution conveying efficiency is ensured, and the convenience of distribution and classification is improved.
5. The invention provides a wet magnetic separation iron concentrate concentration and classification cyclone and a process thereof.A rotating rod is sleeved with a butt gear which is used for being meshed with a sleeve gear, the sleeve gear is fixed on the outer wall of the bottom end of a first flow distribution ring pipe, and a centrifugal motor is meshed with the sleeve gear through the butt gear so as to drive the whole classification flow distribution assembly to rotate.
6. The invention provides a wet magnetic separation iron concentrate concentration grading cyclone and a process thereof.A discharge pipe is arranged at the bottom end of a third distribution box, the bottom ends of the discharge pipes are respectively and correspondingly connected with a plurality of groups of collection box bodies, a first distribution ring pipe conveys materials into the first distribution box, the first distribution box carries out fixed distribution and collects the graded materials, a second distribution ring pipe conveys the materials into the second distribution box, the second distribution box carries out fixed distribution and collection, and the third distribution box is used for carrying out fixed distribution and collection on the third distribution ring pipe, so that the collection convenience is increased, and batch treatment can be carried out according to the graded materials.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a swirler assembly of the present invention;
FIG. 3 is a cross-sectional view of a stepped flow manifold assembly of the present invention;
FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention;
FIG. 5 is an enlarged view of the invention at B of FIG. 3;
FIG. 6 is a schematic view of the centrifuge assembly of the present invention;
fig. 7 is a schematic structural view of the diversion collecting assembly of the present invention.
In the figure: 1. a material receiving bent pipe; 2. a swirler assembly; 21. a rotational flow jacket shell; 22. an air flow booster pump; 23. a gas delivery pipe; 24. an inclined funnel housing; 25. an overflow port; 3. a grading flow-splitting assembly; 31. a first graded filter screen; 32. a second graded filter screen; 34. a third grading filter screen; 35. a docking assembly; 351. a T-shaped butt-joint groove; 352. installing a ring plate; 353. clamping the sliding ring; 354. a ball bearing; 36. a flow divider; 361. a first split loop; 362. a second flow distribution loop; 363. a third split loop; 364. a connecting rod; 4. a centrifuge assembly; 41. a centrifugal motor; 42. mounting a plate; 43. a rotating rod; 44. butting gears; 45. sleeving a gear; 5. a shunt collection assembly; 51. a first manifold; 52. a second distribution box; 53. a third distribution box; 54. a discharge pipe; 55. and a collection box body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1, a wet magnetic separation iron concentrate concentration and classification cyclone and a process thereof include a material receiving elbow 1, a cyclone component 2 connected to the bottom end of the material receiving elbow 1, a classification flow distribution component 3 disposed inside the cyclone component 2, a centrifugal component 4 disposed at the side end of the bottom end of the classification flow distribution component 3, and a flow distribution collection component 5 connected to the bottom end of the classification flow distribution component 3.
Referring to fig. 2, the cyclone assembly 2 includes a cyclone casing 21, an air pressure pump 22, an air pipe 23, an inclined funnel shell 24 and an overflow port 25, a side end of the cyclone casing 21 is connected with the air pressure pump 22 through the air pipe 23, the overflow port 25 is opened on a side surface of an upper end of the cyclone casing 21, a lower end of the cyclone casing 21 is connected with the inclined funnel shell 24, the air is pressurized by the air pressure pump 22, the material is made to swirl with the air in the conical cyclone assembly 2, centrifugal force of the swirling flow is effectively improved, and the material is better separated.
Referring to fig. 3, the classifying and distributing assembly 3 includes a first classifying screen 31, a second classifying screen 32, a third classifying screen 34, a docking assembly 35 and a distributing device 36, the second classifying screen 32 is wrapped on the outer side of the first classifying screen 31, the third classifying screen 34 is wrapped on the outer side of the second classifying screen 32, the upper ends of the first classifying screen 31, the second classifying screen 32 and the third classifying screen 34 are movably mounted on the inner wall of the cyclone casing 21 through the docking assembly 35, the bottom ends of the first classifying screen 31, the second classifying screen 32 and the third classifying screen 34 are connected with the distributing device 36, the filtering diameters of the first classifying screen 31, the second classifying screen 32 and the third classifying screen 34 are sequentially wrapped, the materials pass through the first classifying screen 31, the second classifying screen 32 and the third classifying screen 34 under the action of air pressure, the materials are classified by the first classifying screen 31, the second classifying screen 32 and the third classifying screen 34, different particles of the materials can be effectively classified, the efficiency can be improved, and the classifying efficiency can be rapidly and accurately classified.
Referring to fig. 4, the docking assembly 35 includes a T-shaped docking slot 351, a mounting ring plate 352, a clamping sliding ring 353 and balls 354, the T-shaped docking slot 351 is disposed on an inner wall of the cyclone casing 21, the clamping sliding ring 353 is clamped inside the T-shaped docking slot 351, upper and lower ends of the clamping sliding ring 353 are docked with an inner wall of the T-shaped slot of the T-shaped docking slot 351 by setting a plurality of groups of balls 354, the clamping sliding ring 353 is fixed on the mounting ring plate 352, the mounting ring plate 352 is used for being connected with the first graded filter screen 31, the second graded filter screen 32 and the third graded filter screen 34, the docking assembly 35 is provided with three groups of balls, the three groups of balls are respectively used for mounting the first graded filter screen 31, the second graded filter screen 32 and the third graded filter screen 34, and the T-shaped docking slot 351 is slidably connected with the balls 354 of the clamping sliding ring 353, so as to facilitate limiting the first graded filter screen 31, the second graded filter screen 32 and the third graded filter screen 34, which can be movably connected with the cyclone casing 21, and improve the mounting stability.
Referring to fig. 5, the flow distribution device 36 includes a first flow distribution loop 361, a second flow distribution loop 362, a third flow distribution loop 363, and a connecting rod 364, wherein an upper end of the first flow distribution loop 361 is connected to the first graded filter screen 31, an outer side of the first flow distribution loop 361 is connected to the second flow distribution loop 362, an upper end of the second flow distribution loop 362 is connected to a bottom end of the second graded filter screen 32, an outer side of the second flow distribution loop 362 is connected to the third flow distribution loop 363, an upper end of the third flow distribution loop 363 is connected to a bottom end of the third graded filter screen 34, an outer side of the third flow distribution loop 363 is connected to an inner wall of the inclined funnel housing 24 through a rotating shaft, the first flow distribution loop 361, the second flow distribution loop 362, and the third flow distribution loop 363 are connected by the connecting rod 364, and flow distribution is performed after grading through the first flow distribution loop 361, the second flow distribution loop 362, and the third flow distribution loop 363, so as to effectively perform output, ensure the flow distribution and transportation efficiency, and increase convenience of flow distribution and grading.
Referring to fig. 6, the centrifugal assembly 4 includes a centrifugal motor 41, a mounting plate 42, a rotating rod 43, a docking gear 44 and a socket gear 45, the centrifugal motor 41 is fixed at the side end of the cyclone assembly 2 through the mounting plate 42, the rotating rod 43 is connected to the output end of the centrifugal motor 41, the docking gear 44 for engaging with the socket gear 45 is sleeved on the rotating rod 43, the socket gear 45 is fixed on the outer wall of the bottom end of the first shunting pipe 361, the centrifugal motor 41 engages with the socket gear 45 through the docking gear 44, so as to drive the whole grading shunting assembly 3 to rotate, and the centrifugal force inside the grading assembly can be increased while filtering, thereby ensuring the filtering speed, preventing the swirling force while filtering, effectively performing swirling filtering, and ensuring the filtering efficiency.
Referring to fig. 7, the diversion collection assembly 5 includes a first diversion box 51, a second diversion box 52, a third diversion box 53, a discharge pipe 54 and a collection box 55, the second diversion box 52 is disposed below the first diversion box 51, the discharge pipe 54 is disposed below the second diversion box 52, a plurality of sets of collection boxes 55 are disposed below the discharge pipe 54, a bottom discharge port of a first diversion loop 361 is disposed in the first diversion box 51, a bottom discharge port of a second diversion loop 362 is disposed in the second diversion box 52 through a sealing bearing, a bottom discharge port of the third diversion loop 363 is disposed in the third diversion box 53 through a sealing bearing through the second diversion box 52, the discharge pipe 54 is disposed at left and right connection of the first diversion box 51, the discharge pipe 54 is disposed at front and rear ends of the second diversion box 52, the discharge pipe 54 is disposed at a bottom end of the third diversion box 53, bottom ends of the discharge pipes 54 are respectively connected to the sets of the collection boxes 55, the first diversion loop 361 conveys the material into the first diversion box 51, the first diversion box 51 performs fixed diversion box, and performs fixed diversion and classification on the second diversion loop 363, the material, the fixed type collection box is capable of increasing the second diversion loop 363 and performing fixed type classification on the second diversion collection box for the second diversion loop 363 after processing on the second diversion collection box, and the fixed type of the second diversion loop 363.
In order to better show the process of the wet magnetic separation iron concentrate concentration and classification cyclone, the embodiment provides a process of the wet magnetic separation iron concentrate concentration and classification cyclone, which comprises the following steps:
the method comprises the following steps: feeding the high-pressure roller grinding screened product into wet type pre-magnetic separation operation, feeding the material into a swirler assembly 2 by concentrate of a wet type pre-magnetic separator through a receiving elbow 1, conveying the pressurized gas into a swirl jacket shell 21 through a gas conveying pipe 23 by a gas flow pressurizing pump 22, and carrying out gas flow pressurizing swirl on the internally-accessed material so as to carry out swirl layering;
step two: under the action of air pressure, the materials pass through the first grading filter screen 31, the second grading filter screen 32 and the third grading filter screen 34, are graded by the first grading filter screen 31, the second grading filter screen 32 and the third grading filter screen 34, are subjected to graded flow distribution through the first flow distribution ring pipe 361, the second flow distribution ring pipe 362 and the third flow distribution ring pipe 363 and are effectively output;
step three: in first reposition of redundant personnel ring 361 carried the material to first reposition of redundant personnel case 51, carried out fixed reposition of redundant personnel by first reposition of redundant personnel case 51 to collect the material after grading, second reposition of redundant personnel ring 362 carried the material in second reposition of redundant personnel case 52, second reposition of redundant personnel case 52 carries out fixed reposition of redundant personnel back and collects, and third reposition of redundant personnel case 53 is used for carrying out fixed reposition of redundant personnel and collection to third reposition of redundant personnel ring 363.
The invention provides a wet magnetic separation iron concentrate concentration grading cyclone and a process thereof, wherein an upper overflow port 25 is arranged on the side surface of the upper end of a cyclone jacket shell 21, the lower end of the cyclone jacket shell 21 is connected with an inclined funnel shell 24, gas is pressurized by an airflow pressurizing pump 22, materials are swirled along with the gas in a conical cyclone component 2, the centrifugal force of the swirling flow is effectively improved, the materials are better separated, the diameters of filter meshes of a first grading filter screen 31, a second grading filter screen 32 and a third grading filter screen 34 are sequentially arranged from large to small in a wrapping manner, the materials pass through the first grading filter screen 31, the second grading filter screen 32 and the third grading filter screen 34 under the action of air pressure, the materials are graded by the first grading filter screen 31, the second grading filter screen 32 and the third grading filter screen 34, the grading of the materials with different particles can be effectively graded, the grading efficiency is improved, the grading device can carry out grading quickly and accurately, three groups of butt joint assemblies 35 are arranged and are respectively used for installing a first grading filter screen 31, a second grading filter screen 32 and a third grading filter screen 34, the first grading filter screen 31, the second grading filter screen 32 and the third grading filter screen 34 are conveniently limited through the sliding connection of a T-shaped butt joint groove 351 and a ball 354 of a clamping sliding ring 353, the first grading filter screen 31, the second grading filter screen 32 and the third grading filter screen 34 can be movably connected with a rotational flow jacket shell 21, the installation stability is improved, a first flow distribution ring pipe 361, a second flow distribution ring pipe 362 and a third flow distribution ring pipe 363 are connected through a connecting rod 364, the grading is carried out through the first flow distribution ring pipe 361, the second flow distribution ring pipe 362 and the third flow distribution ring pipe 363, the output is effectively carried out, the flow distribution conveying efficiency is ensured, the convenience of flow distribution grading is improved, a butt joint gear 44 meshed with a sleeve joint gear 45 is sleeved on a rotating rod 43, the sleeving gear 45 is fixed on the outer wall of the bottom end of the first distribution ring pipe 361, the centrifugal motor 41 is meshed with the sleeving gear 45 through the butting gear 44, so that the whole grading distribution assembly 3 is driven to rotate, the grading can be filtered, the internal centrifugal force is increased, the filtering speed is ensured, the reduction of the rotational flow strength during filtering is prevented, the rotational flow filtering is effectively carried out, and the filtering efficiency is ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (2)
1. The utility model provides a concentrated hierarchical swirler of wet-type magnetic separation iron ore concentrate which characterized in that: the material receiving device comprises a material receiving bent pipe (1), wherein the bottom end of the material receiving bent pipe (1) is connected into a cyclone assembly (2), a grading distribution assembly (3) is arranged inside the cyclone assembly (2), a centrifugal assembly (4) is arranged at the side end of the bottom end of the grading distribution assembly (3), and a distribution collection assembly (5) is connected to the bottom end of the grading distribution assembly (3);
the cyclone assembly (2) comprises a cyclone outer casing (21), an airflow pressurizing pump (22), an air conveying pipe (23), an inclined funnel shell (24) and an overflow port (25), wherein the side end of the cyclone outer casing (21) is connected with the airflow pressurizing pump (22) through the air conveying pipe (23), the upper overflow port (25) is formed in the side surface of the upper end of the cyclone outer casing (21), and the inclined funnel shell (24) is connected to the lower end of the cyclone outer casing (21);
the grading and shunting assembly (3) comprises a first grading filter screen (31), a second grading filter screen (32), a third grading filter screen (34), a butt joint assembly (35) and a shunting device (36), wherein the second grading filter screen (32) is coated on the outer side of the first grading filter screen (31), the third grading filter screen (34) is coated on the outer side of the second grading filter screen (32), the upper ends of the first grading filter screen (31), the second grading filter screen (32) and the third grading filter screen (34) are movably mounted on the inner wall of the rotational flow jacket shell (21) through the butt joint assembly (35), and the bottom ends of the first grading filter screen (31), the second grading filter screen (32) and the third grading filter screen (34) are connected with the shunting device (36); the butt joint assembly (35) comprises a T-shaped butt joint groove (351), a mounting ring plate (352), a clamping sliding ring (353) and balls (354), the T-shaped butt joint groove (351) is formed in the inner wall of the rotational flow outer sleeve shell (21), the clamping sliding ring (353) is arranged in the T-shaped butt joint groove (351) in a clamping mode, the upper end and the lower end of the clamping sliding ring (353) are in butt joint with the inner wall of the T-shaped groove of the T-shaped butt joint groove (351) through a plurality of groups of balls (354), the clamping sliding ring (353) is fixed on the mounting ring plate (352), the mounting ring plate (352) is used for being connected with a first grading filter screen (31), a second grading filter screen (32) and a third grading filter screen (34), and the butt joint assembly (35) is provided with three groups and is used for mounting the first grading filter screen (31), the second grading filter screen (32) and the third grading filter screen (34) respectively; the flow dividing device (36) comprises a first flow dividing ring pipe (361), a second flow dividing ring pipe (362), a third flow dividing ring pipe (363) and a connecting rod (364), the upper end of the first flow dividing ring pipe (361) is connected with the first grading filter screen (31), the outer side of the first flow dividing ring pipe (361) is sleeved with the second flow dividing ring pipe (362), the upper end of the second flow dividing ring pipe (362) is connected with the bottom end of the second grading filter screen (32), the outer side of the second flow dividing ring pipe (362) is sleeved with the third flow dividing ring pipe (363), the upper end of the third flow dividing ring pipe (363) is connected with the bottom end of the third grading filter screen (34), the outer side of the third flow dividing ring pipe (363) is connected with the inner wall of the inclined funnel shell (24) through a rotating shaft, and the first flow dividing ring pipe (361), the second flow dividing ring pipe (362) and the third flow dividing ring pipe (363) are connected through the connecting rod (364);
the centrifugal assembly (4) comprises a centrifugal motor (41), a mounting plate (42), a rotating rod (43), a butt gear (44) and a socket gear (45), the centrifugal motor (41) is fixed at the side end of the cyclone assembly (2) through the mounting plate (42), the output end of the centrifugal motor (41) is connected with the rotating rod (43), the butt gear (44) meshed with the socket gear (45) is sleeved on the rotating rod (43), and the socket gear (45) is fixed on the outer wall of the bottom end of the first flow distribution ring pipe (361);
the flow distribution collection assembly (5) comprises a first flow distribution box (51), a second flow distribution box (52), a third flow distribution box (53), a discharge pipe (54) and a collection box body (55), the second flow distribution box (52) is arranged below the first flow distribution box (51), the discharge pipe (54) is arranged below the second flow distribution box (52), a plurality of groups of collection box bodies (55) are arranged below the discharge pipe (54), a bottom discharge port of a first flow distribution ring pipe (361) is arranged in the first flow distribution box (51), a bottom discharge port of a second flow distribution ring pipe (362) is arranged in the second flow distribution box (52) through a sealing bearing in a mode of penetrating through the first flow distribution box (51) through the sealing bearing, a third flow distribution ring pipe (363), a bottom discharge port is arranged in the third flow distribution box (53) through the second flow distribution box (52) in a mode of penetrating through the sealing bearing, the left side and the right side and the left side and the right side of the first flow distribution box (51) are respectively provided with the discharge pipe (54), the front end and the rear end of the second flow distribution ring pipe (52) are provided with the discharge pipe (54), and the bottom end of the collection box bodies (54), and the collection box bodies (55) are respectively connected with the plurality of the groups of the discharge pipe.
2. The process of the wet magnetic separation iron concentrate concentrating and classifying cyclone of claim 1, comprising the following steps:
the method comprises the following steps: feeding the high-pressure roller grinding screened product into wet type pre-magnetic separation operation, feeding the material into a cyclone assembly (2) by concentrate ore of a wet type pre-magnetic separator through a material receiving bent pipe (1), conveying the pressurized gas into a cyclone jacket shell (21) through a gas conveying pipe (23) by a gas flow pressurizing pump (22), and carrying out gas flow pressurizing cyclone on the internally-accessed material so as to carry out cyclone layering;
step two: under the action of air pressure, materials pass through a first grading filter screen (31), a second grading filter screen (32) and a third grading filter screen (34), are graded by the first grading filter screen (31), the second grading filter screen (32) and the third grading filter screen (34), are subjected to graded flow division through a first flow division ring pipe (361), a second flow division ring pipe (362) and a third flow division ring pipe (363), and are effectively output;
step three: in first reposition of redundant personnel ring pipe (361) carried first reposition of redundant personnel case (51) with the material, carried fixed reposition of redundant personnel by first reposition of redundant personnel case (51) to collect the material after grading, in second reposition of redundant personnel ring pipe (362) carried second reposition of redundant personnel case (52) with the material, second reposition of redundant personnel case (52) carried fixed reposition of redundant personnel back and collect, third reposition of redundant personnel case (53) are used for carrying out fixed reposition of redundant personnel and collection to third reposition of redundant personnel ring pipe (363).
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| CN202110731716.9A CN113441296B (en) | 2021-06-30 | 2021-06-30 | Wet magnetic separation iron concentrate concentration and classification cyclone and process thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101844115A (en) * | 2010-01-25 | 2010-09-29 | 中国矿业大学 | Three-product cyclone classifying screen |
| CN201990519U (en) * | 2011-04-20 | 2011-09-28 | 扬州澄露环境工程有限公司 | Rotational-flow and air-flotation oil-water separator |
| CN106984448A (en) * | 2017-05-27 | 2017-07-28 | 武汉科技大学 | A kind of use for laboratory waterpower spiral screen and waterpower spiral screen system |
| CN111408487A (en) * | 2020-03-12 | 2020-07-14 | 无锡多瑞玛科技有限公司 | Cyclone classifying screen |
| CN111617891A (en) * | 2020-06-25 | 2020-09-04 | 安徽理工大学 | Multi-field composite fine particle grading equipment |
-
2021
- 2021-06-30 CN CN202110731716.9A patent/CN113441296B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101844115A (en) * | 2010-01-25 | 2010-09-29 | 中国矿业大学 | Three-product cyclone classifying screen |
| CN201990519U (en) * | 2011-04-20 | 2011-09-28 | 扬州澄露环境工程有限公司 | Rotational-flow and air-flotation oil-water separator |
| CN106984448A (en) * | 2017-05-27 | 2017-07-28 | 武汉科技大学 | A kind of use for laboratory waterpower spiral screen and waterpower spiral screen system |
| CN111408487A (en) * | 2020-03-12 | 2020-07-14 | 无锡多瑞玛科技有限公司 | Cyclone classifying screen |
| CN111617891A (en) * | 2020-06-25 | 2020-09-04 | 安徽理工大学 | Multi-field composite fine particle grading equipment |
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