CN206935559U - A kind of three product column magnetic separators - Google Patents
A kind of three product column magnetic separators Download PDFInfo
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- CN206935559U CN206935559U CN201720444522.XU CN201720444522U CN206935559U CN 206935559 U CN206935559 U CN 206935559U CN 201720444522 U CN201720444522 U CN 201720444522U CN 206935559 U CN206935559 U CN 206935559U
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- magnetic
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- pipe
- separation tube
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Abstract
It the utility model is related to a kind of three product column magnetic separators, including frame and outer barrel, the sorting unit being located in outer barrel, magnetic system, mine tailing overflow launder, mine-feeding equipment, waterworks and the electric control gear being connected with magnetic system, described sorting unit is made up of top roughing area sorting mechanism and the selected area's sorting mechanism in bottom being connected as a single entity with top roughing area sorting mechanism.Its advantage is：The utility model is in rougher process and refining process, using different magnetic induction intensity, realize being precisely separated for magnetic iron ore monomer particle in magnetite ore, intergrowth particle and gangue mineral, the defects of existing column magnetic separator application is narrow, water consumption is big and microfine magnetic mineral easily runs tail can effectively be overcome, and magnetite separation efficiency can be improved, shorten the beneficiation flowsheet of magnetic iron ore, wherein mineral products are mainly the intergrowth mineral of not yet monomer dissociation, can return to former flow regrinding and reconcentration.
Description
Technical field
The utility model belongs to technical field of magnetic separation equipment, more particularly to a kind of tertiary industry sorted for magnetic iron ore
Product column magnetic separator.
Background technology
Because the magnetic field intensity of permanent-magnet drum type magnetic separator is higher, during the sorting of ferromagnetism magnetic iron ore
In the presence of stronger magnetic coagulation phenomenon, and magnetic force dehydration groove and Magnetic Agglomeration Gravity Separator are because using stationary magnetic field, permitting
Perhaps ascending current speed is smaller, can only separate micro-size fraction gangue and part particulate intergrowth, therefore in point of these equipment
During choosing, the phenomenon of intergrowth and gangue is mingled with all different degrees of presence magnetic agglomerate, it is non-magnetic so as to can not thoroughly solve
Property Inclusion Problem, causes concentrate grade to reduce.Column magnetic separator is using the intermittent low-intensity magnetic field in spiral winding, makes magnetic mineral group
It is poly- to accelerate to sink, while flushed out the intergrowth being mixed in magnetic iron ore monomer particle and gangue using ascending current power
Go, so as to reach the purpose for improving concentrate grade.
With the development of technology, people develop modified magnetic plant column magnetic separator, at present, the conventional magnetic that ore dressing plant uses
In optional equipment, column magnetic separator it is most widely used.Such as：ZL200420070348X, disclose a kind of column magnetic separator,
ZL2005200020094455, a kind of electromagnetical spiral post, ZL2003201053982 are disclosed, discloses a kind of magnetic separator,
The gangue of big particle is poured mine tailing by column magnetic separator using ascending current power, the tension force of miberal powder particulate is suspended using water, together
When apply the magnetic field of some strength to suspension ore particle again, be allowed to be polymerized to magnetic linkage, and aggregation in the presence of stepping moves down magnetic field, under
Sink, broken up, reassociated, sunk again, complete sorting.Although column magnetic separator improves beneficiating efficiency to a certain extent,
Its service behaviour is seen in commercial Application and also had the following disadvantages：Column magnetic separator unit area disposal ability is relatively low, processed in units energy
The problems such as power water consumption is higher, cause following problem：1）Application is narrower, is applicable only to that granularity is relatively thin, grade is higher
Iron ore concentrate purification process, iron concentrate grade can only improve 1-5 percentage points；2）It is strong to the capturing ability of Ultra-fine iron minerals,
It is black to easily cause mine tailing overflow race, influences the concentrate rate of recovery；3）Following current and on mine tailing discharge mode cause its water consumption bigger than normal,
Generally handle per ton needs water consumption 2-4 tons to ore deposit.In fact, ore grinding to certain fineness magnetite ore mainly by magnet
How ore deposit monomer particle, intergrowth and gangue mineral composition, accurately divided according to the difference of three's specific susceptibility and proportion
From, be the development of following magnetic plant important trend.
The content of the invention
The utility model aim to provide it is a kind of can effectively intensified sorting effect, improve concentrate grade, reduce water consumption
Three product column magnetic separators.
What the utility model was realized in.
A kind of three products column magnetic separator of the present utility model, including frame and outer barrel, the sorting unit being located in outer barrel, magnetic
System, mine tailing overflow launder, mine-feeding equipment, waterworks and the electric control gear being connected with magnetic system, it is characterised in that：
Described sorting unit is connected as a single entity down by top roughing area sorting mechanism and with top roughing area sorting mechanism
The selected area's sorting mechanism in portion is formed；Described magnetic system is solenoid coil；
Described top roughing area sorting mechanism is by roughing separation tube, the multigroup roughing area being arranged on the outside of roughing separation tube
Solenoid coil, the tangential feed pipe in roughing area and roughing area concentrate pipe for being arranged on roughing separation tube bottom are formed, described
Roughing area concentrate pipe is connected with the base cone of roughing separation tube, and rough concentrate flow control valve is provided with the middle part of roughing area concentrate pipe；
De- magnetic magnetic system is nested with the end of described roughing area concentrate pipe, the mineral-feeding pipe of ore pulp mine-feeding equipment is extended in roughing separation tube
Middle and lower part；
The selected area's sorting mechanism in described bottom includes selected separation tube, is arranged on multigroup selected on the outside of selected separation tube
Area's solenoid coil, the tangential feed pipe in selected area of selected separation tube bottom is arranged on, be arranged at the top of selected separation tube, and position
Selected area's mine-feeding equipment in de- magnetic magnetic system bottom, concentrate pipe ore outlet pipe are connected with the base cone of selected separation tube, gone out in concentrate pipe
Concentrate flow control valve is additionally provided with the middle part of pipe；
In described selected separation tube, middle pipe, the top of described middle pipe are provided with along selected separation tube is central axial
Portion is placed in the bottom of selected area's mine-feeding equipment, and ring-like overfall is provided with chats tube top portion, and the ore outlet pipe of middle pipe tilts 45 °
After extend to selected separation tube exceptionally portion, the end of the ore outlet pipe of middle pipe is provided with chats flow control valve.
Preferably, described roughing area solenoid coil forms for 4-6 groups energization solenoid, and its magnetic induction intensity is 0-
180mT。
Preferably, described multigroup selected area's solenoid coil forms for 4-6 groups energization solenoid, and its magnetic induction intensity is
0-80mT 。
Preferably, described selected area's mine-feeding equipment by ring-like mine-separating disk and is uniformly arranged on the two of ring-like mine-separating disk bottom
Divide pipe to be formed more than individual, divide pipe bottom to stretch into middle and lower part in selected separation tube, the top of described ring-like mine-separating disk
For open design, the side of the round table-like guide ring and inverted cone-shaped at middle part forms mine-carrying groove.
Preferably, described concentrate go out mine mouth and chats go out on mine mouth to be respectively provided with rough concentrate flow control valve,
Concentrate flow control valve and chats flow control valve, electric control gear also control with rough concentrate flow control valve, concentrate flow respectively
Valve and the electrical connection of chats flow control valve.
Preferably, the bottom of described ore pulp mineral-feeding pipe bottom and side are equipped with feed port.
The utility model has the advantages that：
The utility model according to magnetic iron ore monomer particle, intergrowth and gangue mineral specific susceptibility in magnetite separation and
The difference of proportion, roughing area and selected area are targetedly devised in a column magnetic separator, and be directed to intergrowth and gangue ore deposit
The characteristic of thing, devise to differentiation the separating structure and product flow direction of different component, the gangue mineral that proportion is small, magnetic is weak
" following current and on ", proportion is larger, the intergrowth of relatively high magnetism " adverse current and under ", and proportion is maximum, magnetic is most strong, grade highest magnetic
Iron ore monomer particle " agglomerate and under ", can be by the magnetic iron ore monomer particle in magnetite ore, intergrowth and gangue mineral essence
True separates.Compared with traditional column magnetic separator is simply possible to use in magnetic iron ore refining process, the utility model can not only select essence
Ore deposit and mine tailing, and chats can also be selected.
The utility model is in rougher process and refining process, respectively with the line solenoid with different magnetic induction intensity
Circle, realizes being precisely separated for magnetic iron ore monomer particle in magnetite ore, intergrowth and gangue, can effectively overcome existing magnetic separation
The defects of post application is narrow, water consumption is big and microfine magnetic mineral easily runs tail, and magnetite separation efficiency can be improved,
Shorten the beneficiation flowsheet of magnetic iron ore, wherein mineral products are mainly the intergrowth mineral of not yet monomer dissociation, can return to former flow again
Mill selects again.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model Fig. 1 A-A sectional views.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, a kind of three product column magnetic separators, including frame 5 and outer barrel 21, the sorting being located in outer barrel 21
Device, magnetic system, mine tailing overflow launder 2, mine-feeding equipment, waterworks and the electric control gear being connected with magnetic system, mine tailing overflow launder 2
With horizontal overflow edge and inclined overflow collection plane, the mine tailing of collection flows out from debris tube, it is characterised in that：
Described sorting unit is connected as a single entity down by top roughing area sorting mechanism and with top roughing area sorting mechanism
The selected area's sorting mechanism in portion is formed；Described magnetic system is solenoid coil electromagnetism magnetic system；
Described top roughing area sorting mechanism is arranged on multigroup roughing in the outside of roughing separation tube 3 by roughing separation tube 3
Area's solenoid coil 4, the tangential feed pipe 5 in roughing area and roughing area concentrate pipe 6 for being arranged on the bottom of roughing separation tube 3 are formed,
Described roughing area concentrate pipe 6 is connected with the base cone of roughing separation tube 3, and the middle part of roughing area concentrate pipe 6 is provided with rough concentrate stream
Control valve 19；The de- magnetic magnetic system 7 being made up of solenoid coil, ore pulp are nested with the end of described roughing area concentrate pipe 6
The mineral-feeding pipe 1 of mine-feeding equipment extends middle and lower part in roughing separation tube 3.
The bottom and side of the bottom of ore pulp mineral-feeding pipe 1 described in the utility model are equipped with feed port；The roughing sorting
The material of cylinder 3 is not magnetic stainless steel；Described multigroup roughing area solenoid coil 4 is made up of 4-6 group energization solenoids, its magnetic
Induction is that 0-180mT is adjustable, also the electromagnet magnetic system with iron core can be used to substitute, and is nested in the outer of roughing separation tube 3
Portion, it is connected with electric control gear.
The selected area's sorting mechanism in described bottom includes selected separation tube 9, is arranged on multigroup essence in the selected outside of separation tube 9
Constituency solenoid coil 17, described multigroup selected area's solenoid coil 17 are made up of 4-6 group energization solenoids, and its magnetic induction is strong
Spend for 0-80mT it is adjustable；It is arranged on the tangential feed pipe 16 in selected area of the selected bottom of separation tube 9 and is arranged on selected separation tube 9 and pushes up
Portion, and it is tangent positioned at selected area's mine-feeding equipment of the de- bottom of magnetic magnetic system 7, the feedwater direction of feed pipe 16 and sorting cylinder；Concentrate
Pipe ore outlet pipe 14 is connected with the base cone of selected separation tube 9, and concentrate flow control valve 15 is additionally provided with the middle part of concentrate pipe ore outlet pipe 14；
The utility model is provided with middle pipe 11, institute in described selected separation tube 9, along selected separation tube 9 is central axial
The top for the middle pipe 11 stated is placed in the bottom of selected area's mine-feeding equipment, and is provided with ring-like overfall 18 at the middle top of pipe 11,
The ore outlet pipe 12 of middle pipe extends to selected separation tube 9 exceptionally portion after tilting 45 °, is provided with the end of middle pipe ore outlet pipe 12
Chats flow control valve 13.
Selected area's mine-feeding equipment described in the utility model is by ring-like mine-separating disk 8 and is uniformly arranged under ring-like mine-separating disk 8
The more than two points of pipes 10 in portion are formed, and divide the bottom of pipe 10 to stretch into middle and lower part in selected separation tube 9, described ring-like point
The top of the flat of ore 8 is open design, and the round table-like guide ring 20 at middle part forms mine-carrying groove with the side of inverted cone-shaped.
Illustrate of the present utility model to use process below in conjunction with the accompanying drawings：
As depicted in figs. 1 and 2, the selected area of tangential feed pipe 5 and bottom of top roughing area sorting mechanism is started
The tangential feed pipe 16 of sorting mechanism, regulation top roughing area sorting mechanism rough concentrate flow control valve 19, bottom
The concentrate flow control valve 15 and chats flow control valve 13 of selected area's sorting mechanism, ensure the stable situation of mine tailing spillwag chute
Under, make total confluent and three flow kept in balance for going out mine mouth.The electric control gear of starting device, excite roughing area helical
Pipeline circle 4, de- magnetic magnetic field 7 and selected area's solenoid coil 17.The magnetic iron ore ore pulp that mass concentration is 50% or so is passed through into stirring
Groove pumps the mineral-feeding pipe 1 for feeding tertiary industry product column magnetic separator, in the case of periodically alternately changing in roughing area magnetic field 4, relatively high magnetism
Magnetic iron ore and intergrowth produce " reunite-scattered-reunite ", and gradually move down under gravity, and proportion is less
Non magnetic gangue mineral, which is raised current and carried to mine tailing overflow launder 2, turns into the mine tailing that can directly abandon；The concentrate in roughing area
After base cone enters roughing area concentrate pipe 6, remanent magnetism is eliminated in the presence of de- magnetic magnetic field 7, standard is carried out for the selected of selected area
It is standby；Concentration of the selected area to ore deposit can also be adjusted by roughing area rough concentrate flow control valve 19, distinguish what is selected by roughing
Magnetic iron ore enters selected area after the selected area's mine-feeding equipment formed by ring-like material separating disc 8 and tremie pipe 10, strong in magnetic induction
Carry out selected in the case that degree is weaker, the magnetic field of selected area's solenoid coil 17 periodically alternately changes, magnetic is most strong, proportion most
Big magnetic iron ore monomer particle occur " reuniting-scattered-reunite " and gradually under move up into concentrate pipe 14 and turn into final high-grade
Concentrate, and magnetic is slightly weak, the less intergrowth particle of proportion is carried to the top of selected area's separation tube 9 by the ascending current in selected area
Portion, pipe 11 turns into the relatively low chats of grade in entering through chats overfall 18.By adjusting roughing area and selected area respectively
Feedwater flow, the size and power cycles of roughing area and selected area's exciting curent are adjusted respectively, can be to magnetic iron ore assorting room
In concentrate, the index of chats and mine tailing is adjusted.
Claims (6)
1. a kind of three product column magnetic separators, including frame and outer barrel, the sorting unit being located in outer barrel, magnetic system, mine tailing overflow launder, to
Ore deposit device, waterworks and the electric control gear being connected with magnetic system, it is characterised in that：
Described sorting unit is by top roughing area sorting mechanism and the bottom being connected as a single entity with top roughing area sorting mechanism essence
Constituency sorting mechanism is formed；Described magnetic system is solenoid coil；
Described top roughing area sorting mechanism is by roughing separation tube, the multigroup roughing area helical being arranged on the outside of roughing separation tube
Pipeline circle, the tangential feed pipe in roughing area and roughing area concentrate pipe for being arranged on roughing separation tube bottom are formed, described roughing
Area's concentrate pipe is connected with the base cone of roughing separation tube, and rough concentrate flow control valve is provided with the middle part of roughing area concentrate pipe；Institute
The end for the roughing area concentrate pipe stated is nested with de- magnetic magnetic system, and the mineral-feeding pipe of mine-feeding equipment extends middle and lower part in roughing separation tube；
The selected area's sorting mechanism in described bottom includes selected separation tube, the multigroup selected area's spiral shell being arranged on the outside of selected separation tube
Spool coil, the tangential feed pipe in selected area of selected separation tube bottom is arranged on, be arranged at the top of selected separation tube, and positioned at de-
Selected area's mine-feeding equipment of magnetic magnetic system bottom, concentrate ore outlet pipe is connected with the base cone of selected separation tube, in the middle part of concentrate ore outlet pipe
It is additionally provided with concentrate flow control valve；
In described selected separation tube, middle pipe is provided with along selected separation tube is central axial, is put at the top of described middle pipe
In the bottom of selected area's mine-feeding equipment, and ring-like overfall is provided with chats tube top portion, prolonged after 45 ° of the ore outlet pipe inclination of middle pipe
The outside of selected separation tube is extended, the end of the ore outlet pipe of middle pipe is provided with chats flow control valve.
2. three products column magnetic separator according to claim 1, it is characterised in that described multigroup roughing area solenoid coil is
4-6 groups energization solenoid forms, and its magnetic induction intensity is 0-180mT.
3. three products column magnetic separator according to claim 1, it is characterised in that described is arranged on the outside of selected separation tube
Multigroup selected area's solenoid coil is made up of 4-6 group energization solenoids, and its magnetic induction intensity is 0-80mT.
4. three products column magnetic separator according to claim 1, it is characterised in that described selected area's mine-feeding equipment is by ring-like point
The flat of ore is formed with more than two points of pipes for being uniformly arranged on ring-like mine-separating disk bottom, divides pipe bottom to stretch into selected sorting
Middle and lower part in cylinder, the top of described ring-like mine-separating disk are open design, the side of the round table-like guide ring and inverted cone-shaped at middle part
Form mine-carrying groove.
5. three products column magnetic separator according to claim 1, it is characterised in that described rough concentrate flow control valve, concentrate stream
Control valve and chats flow control valve respectively electrically connect with electric control gear.
6. three products column magnetic separator according to claim 1, it is characterised in that the bottom and side of described mineral-feeding pipe bottom
It is equipped with feed port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720444522.XU CN206935559U (en) | 2017-04-25 | 2017-04-25 | A kind of three product column magnetic separators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720444522.XU CN206935559U (en) | 2017-04-25 | 2017-04-25 | A kind of three product column magnetic separators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206935559U true CN206935559U (en) | 2018-01-30 |
Family
ID=61358761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720444522.XU Withdrawn - After Issue CN206935559U (en) | 2017-04-25 | 2017-04-25 | A kind of three product column magnetic separators |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206935559U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106914337A (en) * | 2017-04-25 | 2017-07-04 | 辽宁科技大学 | A kind of three product column magnetic separators |
| WO2023272333A1 (en) * | 2021-07-01 | 2023-01-05 | Sino Iron Holdings Pty Ltd | A mining system |
-
2017
- 2017-04-25 CN CN201720444522.XU patent/CN206935559U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106914337A (en) * | 2017-04-25 | 2017-07-04 | 辽宁科技大学 | A kind of three product column magnetic separators |
| CN106914337B (en) * | 2017-04-25 | 2022-08-26 | 辽宁科技大学 | Three-product magnetic separation column |
| WO2023272333A1 (en) * | 2021-07-01 | 2023-01-05 | Sino Iron Holdings Pty Ltd | A mining system |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180130 Effective date of abandoning: 20220826 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180130 Effective date of abandoning: 20220826 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |