CN207342909U - A kind of hydraulic classiciation pre-selection/picking equipment - Google Patents

A kind of hydraulic classiciation pre-selection/picking equipment Download PDF

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Publication number
CN207342909U
CN207342909U CN201721224429.4U CN201721224429U CN207342909U CN 207342909 U CN207342909 U CN 207342909U CN 201721224429 U CN201721224429 U CN 201721224429U CN 207342909 U CN207342909 U CN 207342909U
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China
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cyclone cylinder
magnetic system
fine grained
magnetic
ore discharge
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CN201721224429.4U
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Chinese (zh)
Inventor
王恩雷
李晓安
崔録
陈中航
杨绵延
徐冰
张禄晗
庞伟
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University of Science and Technology Liaoning USTL
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University of Science and Technology Liaoning USTL
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Abstract

A kind of hydraulic classiciation pre-selection/picking equipment, solving overflow product existing in the prior art also needs further to handle, and increases equipment investment and maintenance cost, and beneficiation cost is high, sieves the problem of lower iron concentrate grade has much room for improvement.Including cyclone cylinder, it is characterised in that:Cyclone cylinder upper end is provided with non magnetic fine grained overflow pipe, and cyclone cylinder top side sets mineral-feeding pipe, and cyclone cylinder lower end sets coarse granule spigot;Cyclone inner barrel is provided with the electromagnetism magnetic system of lower end arrangement taper magnetizer;Electromagnetism magnetic system is arranged in the middle part of cyclone cylinder by magnetic system fixed frame;The magnetic fine grained ore discharge pipe of upper end arrangement infundibulate flow-guiding mouth is provided between electromagnetism magnetic system and coarse granule spigot;Magnetic fine grained ore discharge pipe is arranged in cyclone cylinder lower part by ore discharge tube fixing device.It is reasonable that it is designed, compact-sized, can make classification and sort to be carried out at the same time, reduce the operation treating capacity of next procedure, equipment occupation space is small, and water consumption is few, energy conservation and environmental protection.

Description

A kind of hydraulic classiciation pre-selection/picking equipment
Technical field
The utility model belongs to preparation equipment technical field, and in particular to and one kind can make classification and sort to be carried out at the same time, The operation treating capacity of next procedure is reduced, equipment occupation space is small, and water consumption is few, energy-saving and environment-friendly hydraulic classiciation pre-selection/selected Equipment.
Background technology
Hydrocyclone is a kind of efficient classifying equipoment, is at home and abroad widely used;In China's Iron Mine The overwhelming majority in ore deposit selects factory, is all classified using hydrocyclone, and overflow then enters next work as granularity qualified products Sequence.The classification principle of hydrocyclone is classified according to the difference of particle sinking speed, so the fine fraction of overflow In often contain iron mineral and gangue mineral, can not be classified according to mineral species.Therefore, produced after hydroclone classification Raw overflow product, it is necessary to by further processing;This just needs to increase different types of processing equipment, and not only taking has Limit selects factory space, and also add the input and maintenance cost of equipment, and then improves the cost of ore dressing.In addition, China Iron concentrate grade is improved by the way of fine screening classification in most magnetite separations, since this technique is according to mineral size It is classified, therefore sieves in lower fine fraction and also contain gangue, therefore sieves lower iron concentrate grade on the original basis, can also be into one Step improves.Therefore it is necessary to improve the hydraulic classification equipment of the prior art.
Utility model content
The utility model is aiming at the above problem, there is provided one kind can make classification and sort to be carried out at the same time, and reduce lower road The operation treating capacity of process, equipment occupation space is small, and water consumption is few, energy-saving and environment-friendly hydraulic classiciation pre-selection/picking equipment.
Technical solution is used by the utility model:Hydraulic classiciation pre-selection/the picking equipment includes cyclone cylinder, its It is characterized in that:The upper end of the cyclone cylinder is provided with non magnetic fine grained overflow pipe, and the side on cyclone cylinder top is set Mineral-feeding pipe is equipped with, the lower end of cyclone cylinder is provided with coarse granule spigot;The center of cyclone inner barrel, also sets up There is the electromagnetism magnetic system arranged vertically, the lower end of electromagnetism magnetic system is provided with taper magnetizer;Electromagnetism magnetic system passes through magnetic system fixed frame cloth Put at the middle part of cyclone cylinder;Between the electromagnetism magnetic system lower end and coarse granule spigot, the magnetism arranged vertically is provided with Fine grained ore discharge pipe, the upper end of magnetic fine grained ore discharge pipe are provided with infundibulate flow-guiding mouth;Magnetic fine grained ore discharge pipe passes through row Pipe fixed frame is arranged in the lower part of cyclone cylinder.
The both ends of the magnetic system fixed frame are respectively arranged with rotation axis, and magnetic system fixed frame passes through rotation axis and cyclone cylinder Inner wall is connected;One end that rotation axis reaches on the outside of cyclone cylinder is connected with rotation retaining mechanism;Retaining mechanism is rotated by shell Body, cover board and rotation driving bar are formed, and the housing is the case structure of one end open, and being internally provided with for housing is discoid Locating plate, is provided with the center hole with keyway in the middle part of locating plate, the edge of locating plate is then provided with several along same circle The locking hole of the angles such as week arrangement;The cover board is bolted on the open side of housing, and the rotation driving bar passes through lid The circular hole at plate center, be connected with the center hole of locating plate by flat key, and the top of cover board is additionally provided with pin hole;Locking pin passes through Pin hole is connected with the locking hole of locating plate circumferential edges;The rotation axis of the magnetic system fixed frame end, reach cyclone cylinder The one end in outside, is connected with the center hole of the locating plate inside rotation locking mechanism shell by flat key.With by magnetic system The adjustment of fixed frame layout angle, the vertical angles for the electromagnetism magnetic system for making to be arranged on magnetic system fixed frame change, so as to change Become the magnetic ore deposit compound force field in cyclone cylinder, classification processing is carried out according to the needs of different minerals.
It is described to be arranged on the inner wall of the magnetic fine grained ore discharge pipe between electromagnetism magnetic system and coarse granule spigot, it is provided with Anticorrosion antiwear layer.To improve the anti-corrosion of magnetic fine grained ore discharge pipe, wear-resisting property, and then the service life of lifting means.
The beneficial effects of the utility model:Since the utility model using upper end is provided with non magnetic fine grained overflow pipe Cyclone cylinder, the side on cyclone cylinder top set mineral-feeding pipe, and the lower end of cyclone cylinder sets coarse granule spigot;Rotation The inside of stream device cylinder sets the electromagnetism magnetic system arranged vertically, and the lower end of electromagnetism magnetic system is provided with taper magnetizer;Electromagnetism magnetic system It is arranged in by magnetic system fixed frame in the middle part of cyclone cylinder;Between electromagnetism magnetic system and coarse granule spigot, vertical arrangement is provided with Magnetic fine grained ore discharge pipe, the upper end of magnetic fine grained ore discharge pipe is provided with infundibulate flow-guiding mouth;Magnetic fine grained ore discharge pipe The structure type of cyclone cylinder lower part is arranged in by ore discharge tube fixing device, so its design is reasonable, it is compact-sized, it can make Magnetic mineral in fine fraction is directly selected as concentrate, and overflow product can directly throw tail as qualified tailings, make classification and Sort and be carried out at the same time;Be conducive to ore and pre- concentrate selection obtained in classification process and qualified tailings of dishing out as early as possible, to reduce lower road The operation treating capacity of process, so as to achieve the purpose that energy-saving.Reduce the associated processing equipment of overflow product, hold facility Space is small, reduces beneficiation cost;Also, the presence in magnetic field, also helps the abrasion for reducing coarse granule to whole equipment, and extension is set Standby service life.Hydraulic classiciation pre-selection/the picking equipment can also substitute dusting cover and be used in iron ore beneficiation, different from dusting cover The single screening form being classified in strict accordance with particle size, this equipment while being classified, particulate can also be rejected Gangue in level;Compared with dusting cover, which can make fine fraction concentrate grade than concentrate grade higher under the sieve of dusting cover, and use water Measure small, energy conservation and environmental protection.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the utility model.
Fig. 2 is the A direction views of Fig. 1.
Fig. 3 is the explosive view of the rotation retaining mechanism in Fig. 2.
Number explanation in figure:1 cyclone cylinder, 2 non magnetic fine grained overflow pipes, 3 mineral-feeding pipes, 4 electromagnetism magnetic systems, 5 tapers Magnetizer, 6 infundibulate flow-guiding mouths, 7 magnetic fine grained ore discharge pipes, 8 coarse granule spigots, 9 ore discharge tube fixing devices, 10 rotation lockings Mechanism, 11 magnetic system fixed frames, 12 housings, 13 locating plates, 14 locking pins, 15 rotation driving bars, 16 cover boards, 17 center holes, 18 Locking hole.
Embodiment
Describe the concrete structure of the utility model in detail according to Fig. 1~3.Hydraulic classiciation pre-selection/the picking equipment includes upper End is provided with the cyclone cylinder 1 of non magnetic fine grained overflow pipe 2, and the side on 1 top of cyclone cylinder, is provided with for feeding Mineral-feeding pipe 3;The lower end of cyclone cylinder 1, then be provided with the coarse granule spigot 8 for discharging coarse grain grade particles.Cyclone Center inside cylinder 1, is additionally provided with vertical arrangement, the cylindric electromagnetism magnetic system for producing electromagnetism magnetic field in cylinder 4;Also, the lower end of cylindric electromagnetism magnetic system 4 is provided with taper magnetizer 5.The cylindric electromagnetism magnetic system 4 arranged vertically, passes through Magnetic system fixed frame 11 is arranged in the middle part of cyclone cylinder 1.
In order to handle needs according to the classification of different minerals, change the magnetic ore deposit compound force field in cyclone cylinder 1, magnetic system The both ends of fixed frame 11 are respectively arranged with rotation axis;Magnetic system fixed frame 11 and electromagnetism magnetic system 4 thereon, pass through rotation axis and rotation 1 inner wall of stream device cylinder is connected.The rotation axis of 11 end of magnetic system fixed frame reaches the one end in the outside of cyclone cylinder 1, with revolving Turn retaining mechanism 10 to be connected.Rotation retaining mechanism 10 includes housing 12, cover board 16 and rotation driving bar 15;Housing 12 is one end The case structure of opening, housing 12 are internally provided with discoid locating plate 13, and the middle part of locating plate 13 is provided with band keyway Center hole 17, the edge of locating plate 13 be provided with several along the angles such as same circumference arrangement, for being inserted into locking pin 14 Locking hole 18.
The cover board 16 of retaining mechanism 10 is rotated, is bolted on the open side of housing 12, rotation driving bar 15 is then worn Cross the circular hole at 16 center of cover board, be mutually fixedly connected by flat key with the center hole 17 of locating plate 13;Locking pin 14 passes through cover board The pin hole on 16 tops, plug with the locking hole 18 at 13 edge of locating plate.The magnetic system that middle part is provided with electromagnetism magnetic system 4 is fixed The rotation axis of 11 end of frame, the one end for reaching the outside of cyclone cylinder 1, with rotating 10 housing of retaining mechanism, 12 positioned internal piece 13 center hole 17 is mutually fixedly connected by flat key.With by the rotation to rotation driving bar 15, to adjust magnetic system fixed frame 11 layout angle, and the vertical angles for the electromagnetism magnetic system 4 for making to be arranged on magnetic system fixed frame 11 change(Change cyclone Magnetic ore deposit compound force field in cylinder 1), and then in the compound of many kinds of force such as magnetive attraction, fluid dynamic, gravity, buoyancy, inertia force Sorting mined material under force field.
Between the coarse granule spigot 8 of 1 lower part of 4 lower end of electromagnetism magnetic system and cyclone cylinder inside cyclone cylinder 1, It is provided with vertical arrangement, the magnetic fine grained ore discharge pipe 7 for discharging fine fraction magnetic-particle;Magnetic fine grained ore discharge pipe 7 Upper end, then be provided with and be used for and the matched infundibulate flow-guiding mouth 6 of 4 times end toper magnetizers 5 of electromagnetism magnetic system.Magnetic fine grained row Pipe 7 is arranged in the lower part of cyclone cylinder 1 by ore discharge tube fixing device 9.According to specifically needs are used, in order to improve magnetic The anti-corrosion of property fine grained ore discharge pipe 7, wear-resisting property, the magnetic fine grained being arranged between electromagnetism magnetic system 4 and coarse granule spigot 8 On the inner wall of ore discharge pipe 7, anticorrosion antiwear layer is provided with;With the service life of further lifting means.
Hydraulic classiciation pre-selection/the picking equipment is in use, mineral to be fractionated enter cyclone cylinder via mineral-feeding pipe 3 It is classified in 1, the fine grained magnetic mineral in overflow is under electromagnetism magnetic fields caused by electromagnetism magnetic system 4, along cyclone 1 internal diameter of cylinder moves downward, and then is discharged from magnetic fine grained ore discharge pipe 7;And coarse granule can be along 8 inner wall of coarse granule spigot Discharge, non magnetic fine grained are then discharged as tailing, from non magnetic fine grained overflow pipe 2.With in magnetive attraction, fluid dynamic, again The lower sorting mined material of compound force field effect of many kinds of force such as power, buoyancy, inertia force, so as to play classification and with the effect of pre-selection. , it is understood that the field strength in cyclone cylinder 1 can determine according to specific needs.
When the classification processing according to different minerals is needed with technological requirement, it is necessary to answer the magnetic ore deposit in cyclone cylinder 1 When composite force field is adjusted, first the locking pin 14 for rotating retaining mechanism 10 is extracted out of 16 top of cover board pin hole, makes locking The end of pin 14 and the locking hole 18 of 12 positioned internal piece of housing, 13 circumferential edges are separated from;Then rotate and 13 center of locating plate The connected rotation driving bar 15 of circular hole 17, drives the locating plate 13 inside housing 12 to rotate, thus drive equally with locating plate 13 Center hole 17 the is connected, rotation axis at 11 both ends of magnetic system fixed frame rotate so that the electromagnetism magnetic system 4 in cyclone cylinder 1 around The centre of gyration of both sides rotation axis, rotate by a certain angle.After electromagnetism magnetic system 4 is rotated in place, then locking pin 14 is inserted back into cover board In the pin hole on 16 tops, the end of locking pin 14 is set to enter in the locking hole 18 of 12 positioned internal piece of housing, 13 circumferential edges, It is fixed with the layout angle to electromagnetism magnetic system 4.

Claims (3)

1. a kind of hydraulic classiciation pre-selection/picking equipment, including cyclone cylinder(1), it is characterised in that:The cyclone cylinder (1)Upper end be provided with non magnetic fine grained overflow pipe(2), cyclone cylinder(1)The side on top is provided with mineral-feeding pipe(3), Cyclone cylinder(1)Lower end be provided with coarse granule spigot(8);Cyclone cylinder(1)Internal center, is additionally provided with The electromagnetism magnetic system arranged vertically(4), electromagnetism magnetic system(4)Lower end be provided with taper magnetizer(5);Electromagnetism magnetic system(4)Pass through magnetic It is fixed frame(11)It is arranged in cyclone cylinder(1)Middle part;The electromagnetism magnetic system(4)Lower end and coarse granule spigot(8)It Between, it is provided with the magnetic fine grained ore discharge pipe arranged vertically(7), magnetic fine grained ore discharge pipe(7)Upper end be provided with infundibulate Flow-guiding mouth(6);Magnetic fine grained ore discharge pipe(7)Pass through ore discharge tube fixing device(9)It is arranged in cyclone cylinder(1)Lower part.
2. hydraulic classiciation pre-selection/picking equipment according to claim 1, it is characterised in that:The magnetic system fixed frame(11) Both ends be respectively arranged with rotation axis, magnetic system fixed frame(11)Pass through rotation axis and cyclone cylinder(1)Inner wall is connected;Rotation axis Reach cyclone cylinder(1)The one end in outside and rotation retaining mechanism(10)It is connected;Rotate retaining mechanism(10)By housing (12), cover board(16)With rotation driving bar(15)Form, the housing(12)For the case structure of one end open, housing(12)'s It is internally provided with discoid locating plate(13), locating plate(13)Middle part be provided with the center hole with keyway(17), positioning Piece(13)Edge be then provided with several along the angles such as same circumference arrange locking hole(18);The cover board(16)Pass through spiral shell Bolt is fixed on housing(12)Open side, the rotation driving bar(15)Through cover board(16)The circular hole and locating plate at center (13)Center hole(17)It is connected by flat key, cover board(16)Top be additionally provided with pin hole;Locking pin(14)Through pin hole With locating plate(13)The locking hole of circumferential edges(18)It is connected;The magnetic system fixed frame(11)The rotation axis of end, reach rotation Flow device cylinder(1)The one end in outside, with rotating retaining mechanism(10)Housing(12)Internal locating plate(13)Center hole (17)It is connected by flat key.
3. hydraulic classiciation pre-selection/picking equipment according to claim 1, it is characterised in that:It is described to be arranged in electromagnetism magnetic system (4)With coarse granule spigot(8)Between magnetic fine grained ore discharge pipe(7)Inner wall on, be provided with anticorrosion antiwear layer.
CN201721224429.4U 2017-09-22 2017-09-22 A kind of hydraulic classiciation pre-selection/picking equipment Active CN207342909U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721224429.4U CN207342909U (en) 2017-09-22 2017-09-22 A kind of hydraulic classiciation pre-selection/picking equipment

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Application Number Priority Date Filing Date Title
CN201721224429.4U CN207342909U (en) 2017-09-22 2017-09-22 A kind of hydraulic classiciation pre-selection/picking equipment

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109794352A (en) * 2019-03-04 2019-05-24 太原理工大学 A kind of three product axial magnetic field magnetic force cyclones for magnetic iron ore sorting classifying
CN109794353A (en) * 2019-03-04 2019-05-24 太原理工大学 A kind of three product radial magnetic field magnetic force cyclones for magnetic iron ore sorting classifying
CN114130521A (en) * 2021-11-30 2022-03-04 攀钢集团研究院有限公司 Magnetic cyclone desliming device and method for fine-particle ilmenite

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109794352A (en) * 2019-03-04 2019-05-24 太原理工大学 A kind of three product axial magnetic field magnetic force cyclones for magnetic iron ore sorting classifying
CN109794353A (en) * 2019-03-04 2019-05-24 太原理工大学 A kind of three product radial magnetic field magnetic force cyclones for magnetic iron ore sorting classifying
CN109794353B (en) * 2019-03-04 2021-08-17 太原理工大学 Three-product radial magnetic field magnetic cyclone for magnetite separation and classification
CN114130521A (en) * 2021-11-30 2022-03-04 攀钢集团研究院有限公司 Magnetic cyclone desliming device and method for fine-particle ilmenite

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