CN107737668A - A kind of multiple stage circulation magnetic separating method - Google Patents
A kind of multiple stage circulation magnetic separating method Download PDFInfo
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- CN107737668A CN107737668A CN201711104894.9A CN201711104894A CN107737668A CN 107737668 A CN107737668 A CN 107737668A CN 201711104894 A CN201711104894 A CN 201711104894A CN 107737668 A CN107737668 A CN 107737668A
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- magnetic
- separation
- magnetic separation
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- multiple stage
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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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
-
- 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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/005—Pretreatment specially adapted for magnetic separation
-
- 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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
-
- 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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C2201/00—Details of magnetic or electrostatic separation
- B03C2201/20—Magnetic separation whereby the particles to be separated are in solid form
Abstract
The invention discloses a kind of multiple stage circulation magnetic separating method, its method specifically includes following steps：Step 1）Material processing；Step 2）One-level magnetic separation；Step 3）Secondary magnetic separation；4）Magnetic material is collected.The present invention uses multiple stage circulation magnetic separating, flows Matter Transfer, magnetic material and non-magnetic material can be by repeatedly sorting, and purity is improved significantly, and improves separative efficiency.
Description
Technical field
The present invention relates to a kind of multiple stage circulation magnetic separating method, belong to mineral separation technical field.
Background technology
Magnetic separation is different according to magnetic mineral, the dressing method of valuable mineral is separated from mineral, operation principle is material
By magnetic force and other mechanical forces（Such as gravity, centrifugal force, frictional force, resistance of medium）Collective effect, magnetic mineral particles
Itself magnetic of the size of suffered magnetic force and mineral is relevant；Non magnetic ore particle is mainly acted on by mechanical force.So different
Grain moves along different paths, so as to be sorted.
Magnetic separator species is various, generally classifies by magnetic field power, magnetic matrix type, working media and design feature etc.
And name.Most basic is classified by magnetic field is strong and weak, there is three classes：1. low-intensity (magnetic) separator, 2. middle magnetic field magnetic separator, 3. high-intensity magnetic field
Magnetic separator.By working media, magnetic separator has dry type（Air）And wet type（Water）Point.
Traditional magnetic separating, single-stage or multipass sort typically being used, material is one-way flow, or constantly by Magnetic Materials
Purified in material, or magnetisable material is constantly separated from non-magnetic material, reach the purpose of purification non-magnetic material, in above feelings
Under condition, purity higher magnetic material or non-magnetic material are can only obtain, both are difficult to realize simultaneously, the waste of resource be present.
The content of the invention
（One）Technical problems to be solved
To solve the above problems, the present invention, which proposes one kind, uses multiple stage circulation magnetic separating, flow Matter Transfer, Magnetic Materials
Material and non-magnetic material can be by repeatedly sorting, and purity is improved significantly, so as to improve the multiple stage circulation of separative efficiency
Magnetic separating method.
（Two）Technical scheme
A kind of multiple stage circulation magnetic separating method of the present invention, it is characterised in that：Its method specifically includes following steps：Step 1）
Material processing：Break process is carried out to the material to be sorted, particle diameter reaches below 100mm；Step 2）One-level magnetic separation：Material is passed through
One-level magnetic separation is crossed, magnetic material is attracted separation, while part non-magnetic material is also pulled away, and attracts the material of separation to return to one
Just entrance, leftover materials enter next procedure for level magnetic separation；Step 3）Secondary magnetic separation：Leftover materials by one-level magnetic separation enter two
Level magnetic separation；Into the material of secondary magnetic separation, wherein the magnetisable material contained attracts to separate by secondary magnetic separation machine again, and take away simultaneously
A small amount of non-magnetic material, attract the material of separation to again return to one-level magnetic separation entrance, carry out one-level magnetic separation and secondary magnetic separation, finally
Substantially no longer contain magnetic material in leftover materials, complete separation；4）Magnetic material is collected：The magnetic material being attracted is constantly heavy
Multiple above-mentioned steps 2）With step 3）Process, the non-magnetic material in material is constantly discharged, after reaching to a certain degree, in one-level magnetic
The magnetic material that inlet collector is separated is selected, completes whole assorting room.
Further, material add sorting can be carried out continuously or intermittent duty.
Further, the material after break process can be spherical, sheet, powdery or irregular shape.
Further, the magnetic source used in described one-level magnetic separation and described secondary magnetic separation can use permanent magnet or electricity
Magnet, the section configuration of its magnetic separation may be designed as the magnetic systems such as circular arc, rectangle, change of magnetic field strength scope be 0.01~5 it is special this
Draw.
Further, the magnetic field intensity of described one-level magnetic separation and described secondary magnetic separation increases in continuous or step and added deduct
Less or intensity is identical.
Further, it can be pipeline, belt to be fed after described one-level magnetic separation with the mode being fed after secondary magnetic separation
Transmission, artificial transport or hopper transmission.
Further, magnetic material collection mode can use gravity landing, Qiang Ci after scraper plate interception, cut-out magnet suction
Iron attracts or artificially collected.
Further, the magnetic separation series in described method can continue to increase, and series is more, and separating effect is better.
Further, the material that separation is attracted in secondary magnetic separation can also be return secondary magnetic separation entrance.
（Three）Beneficial effect
Compared with prior art, it has the advantages that the present invention：The present invention uses multiple stage circulation magnetic separating, makes thing
Material circulates, and magnetic material and non-magnetic material can be by repeatedly sorting, and purity is improved significantly, so as to improve point
From efficiency.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention.
Embodiment
Embodiment 1
A kind of multiple stage circulation magnetic separating method, it is characterised in that：Its method specifically includes following steps：Step 1）At material
Reason：Break process is carried out to the material to be sorted, particle diameter reaches below 100mm；Step 2）One-level magnetic separation：Material is passed through into one-level
Magnetic separation, magnetic material is attracted separation, while part non-magnetic material is also pulled away, and attracts the material of separation to return to one-level magnetic separation
First entrance, leftover materials enter next procedure；Step 3）Secondary magnetic separation：Leftover materials by one-level magnetic separation enter two level magnetic
Choosing；Into the material of secondary magnetic separation, wherein the magnetisable material contained attracts to separate by secondary magnetic separation machine again, and take away simultaneously a small amount of
Non-magnetic material, attract the material of separation to again return to one-level magnetic separation entrance, carry out one-level magnetic separation and secondary magnetic separation, it is last remaining
Substantially no longer contain magnetic material in material, complete separation；4）Magnetic material is collected：The magnetic material being attracted constantly repeats
State step 2）With step 3）Process, the non-magnetic material in material is constantly discharged, after reaching to a certain degree, entered in one-level magnetic separation
Mouth collects separated magnetic material, completes whole assorting room；
Wherein, material add sorting can be carried out continuously or intermittent duty；
Material after break process can be spherical, sheet, powdery or irregular shape；
The magnetic source used in described one-level magnetic separation and described secondary magnetic separation can use permanent magnet or electromagnet, its magnetic separation
Section configuration may be designed as the magnetic systems such as circular arc, rectangle, and change of magnetic field strength scope is 0.01 tesla；
The magnetic field intensity of described one-level magnetic separation and described secondary magnetic separation is in continuous or step increases or decreases or intensity is identical；
Being fed after described one-level magnetic separation with the mode being fed after secondary magnetic separation can be pipeline, belt transmission, artificial transport
Or hopper transmission；
Magnetic material collection mode can use scraper plate to intercept, gravity slides after cut-out magnet suction, strong magnet attracts or artificial
Collect；
Magnetic separation series in described method can continue to increase, and series is more, and separating effect is better；
The material that separation is attracted in secondary magnetic separation can also be return secondary magnetic separation entrance.
Embodiment 2
A kind of multiple stage circulation magnetic separating method, it is characterised in that：Its method specifically includes following steps：Step 1）At material
Reason：Break process is carried out to the material to be sorted, particle diameter reaches below 100mm；Step 2）One-level magnetic separation：Material is passed through into one-level
Magnetic separation, magnetic material is attracted separation, while part non-magnetic material is also pulled away, and attracts the material of separation to return to one-level magnetic separation
First entrance, leftover materials enter next procedure；Step 3）Secondary magnetic separation：Leftover materials by one-level magnetic separation enter two level magnetic
Choosing；Into the material of secondary magnetic separation, wherein the magnetisable material contained attracts to separate by secondary magnetic separation machine again, and take away simultaneously a small amount of
Non-magnetic material, attract the material of separation to again return to one-level magnetic separation entrance, carry out one-level magnetic separation and secondary magnetic separation, it is last remaining
Substantially no longer contain magnetic material in material, complete separation；4）Magnetic material is collected：The magnetic material being attracted constantly repeats
State step 2）With step 3）Process, the non-magnetic material in material is constantly discharged, after reaching to a certain degree, entered in one-level magnetic separation
Mouth collects separated magnetic material, completes whole assorting room；
Wherein, material add sorting can be carried out continuously or intermittent duty；
Material after break process can be spherical, sheet, powdery or irregular shape；
The magnetic source used in described one-level magnetic separation and described secondary magnetic separation can use permanent magnet or electromagnet, its magnetic separation
Section configuration may be designed as the magnetic systems such as circular arc, rectangle, and change of magnetic field strength scope is 5 teslas；
The magnetic field intensity of described one-level magnetic separation and described secondary magnetic separation is in continuous or step increases or decreases or intensity is identical；
Being fed after described one-level magnetic separation with the mode being fed after secondary magnetic separation can be pipeline, belt transmission, artificial transport
Or hopper transmission；
Magnetic material collection mode can use scraper plate to intercept, gravity slides after cut-out magnet suction, strong magnet attracts or artificial
Collect；
Magnetic separation series in described method can continue to increase, and series is more, and separating effect is better；
The material that separation is attracted in secondary magnetic separation can also be return secondary magnetic separation entrance.
Embodiment 3
A kind of multiple stage circulation magnetic separating method, it is characterised in that：Its method specifically includes following steps：Step 1）At material
Reason：Break process is carried out to the material to be sorted, particle diameter reaches below 100mm；Step 2）One-level magnetic separation：Material is passed through into one-level
Magnetic separation, magnetic material is attracted separation, while part non-magnetic material is also pulled away, and attracts the material of separation to return to one-level magnetic separation
First entrance, leftover materials enter next procedure；Step 3）Secondary magnetic separation：Leftover materials by one-level magnetic separation enter two level magnetic
Choosing；Into the material of secondary magnetic separation, wherein the magnetisable material contained attracts to separate by secondary magnetic separation machine again, and take away simultaneously a small amount of
Non-magnetic material, attract the material of separation to again return to one-level magnetic separation entrance, carry out one-level magnetic separation and secondary magnetic separation, it is last remaining
Substantially no longer contain magnetic material in material, complete separation；4）Magnetic material is collected：The magnetic material being attracted constantly repeats
State step 2）With step 3）Process, the non-magnetic material in material is constantly discharged, after reaching to a certain degree, entered in one-level magnetic separation
Mouth collects separated magnetic material, completes whole assorting room；
Wherein, material add sorting can be carried out continuously or intermittent duty；
Material after break process can be spherical, sheet, powdery or irregular shape；
The magnetic source used in described one-level magnetic separation and described secondary magnetic separation can use permanent magnet or electromagnet, its magnetic separation
Section configuration may be designed as the magnetic systems such as circular arc, rectangle, and change of magnetic field strength scope is 2 teslas；
The magnetic field intensity of described one-level magnetic separation and described secondary magnetic separation is in continuous or step increases or decreases or intensity is identical；
Being fed after described one-level magnetic separation with the mode being fed after secondary magnetic separation can be pipeline, belt transmission, artificial transport
Or hopper transmission；
Magnetic material collection mode can use scraper plate to intercept, gravity slides after cut-out magnet suction, strong magnet attracts or artificial
Collect；
Magnetic separation series in described method can continue to increase, and series is more, and separating effect is better；
The material that separation is attracted in secondary magnetic separation can also be return secondary magnetic separation entrance.
The present invention uses multiple stage circulation magnetic separating, flows Matter Transfer, magnetic material and non-magnetic material can lead to
Repeatedly sorting is crossed, purity is improved significantly, so as to improve separative efficiency.
The above-described embodiments are merely illustrative of preferred embodiments of the present invention, not to the structure of the present invention
Think and scope is defined.On the premise of design concept of the present invention is not departed from, technology of the ordinary people in the field to the present invention
The all variations and modifications that scheme is made, all should drop into protection scope of the present invention, the claimed technology contents of the present invention,
All record in detail in the claims.
Claims (9)
- A kind of 1. multiple stage circulation magnetic separating method, it is characterised in that：Its method specifically includes following steps：Step 1）At material Reason：Break process is carried out to the material to be sorted, particle diameter reaches below 100mm；Step 2）One-level magnetic separation：Material is passed through into one-level Magnetic separation, magnetic material is attracted separation, while part non-magnetic material is also pulled away, and attracts the material of separation to return to one-level magnetic separation First entrance, leftover materials enter next procedure；Step 3）Secondary magnetic separation：Leftover materials by one-level magnetic separation enter two level magnetic Choosing；Into the material of secondary magnetic separation, wherein the magnetisable material contained attracts to separate by secondary magnetic separation machine again, and take away simultaneously a small amount of Non-magnetic material, attract the material of separation to again return to one-level magnetic separation entrance, carry out one-level magnetic separation and secondary magnetic separation, it is last remaining Substantially no longer contain magnetic material in material, complete separation；4）Magnetic material is collected：The magnetic material being attracted constantly repeats State step 2）With step 3）Process, the non-magnetic material in material is constantly discharged, after reaching to a certain degree, entered in one-level magnetic separation Mouth collects separated magnetic material, completes whole assorting room.
- A kind of 2. multiple stage circulation magnetic separating method according to claim 1, it is characterised in that：The sorting that adds of material can Be carried out continuously or intermittent duty.
- A kind of 3. multiple stage circulation magnetic separating method according to claim 1, it is characterised in that：Material after break process Can be spherical, sheet, powdery or irregular shape.
- A kind of 4. multiple stage circulation magnetic separating method according to claim 1, it is characterised in that：Described one-level magnetic separation and The magnetic source used in described secondary magnetic separation can use permanent magnet or electromagnet, and the section configuration of its magnetic separation may be designed as circular arc The magnetic systems such as shape, rectangle, change of magnetic field strength scope are 0.01~5 tesla.
- A kind of 5. multiple stage circulation magnetic separating method according to claim 1, it is characterised in that：Described one-level magnetic separation and The magnetic field intensity of described secondary magnetic separation is in continuous or step increases or decreases or intensity is identical.
- A kind of 6. multiple stage circulation magnetic separating method according to claim 1, it is characterised in that：After described one-level magnetic separation Being fed with the mode being fed after secondary magnetic separation can be pipeline, belt transmission, artificial transport or hopper transmission.
- A kind of 7. multiple stage circulation magnetic separating method according to claim 1, it is characterised in that：Magnetic material collection mode Scraper plate can be used to intercept, gravity slides after cut-out magnet suction, strong magnet attracts or artificially collected.
- A kind of 8. multiple stage circulation magnetic separating method according to claim 1, it is characterised in that：Magnetic in described method Series is selected to continue to increase, series is more, and separating effect is better.
- A kind of 9. multiple stage circulation magnetic separating method according to claim 1, it is characterised in that：It is attracted in secondary magnetic separation The material of separation, which can also be, returns to secondary magnetic separation entrance.
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| CN201711104894.9A CN107737668A (en) | 2017-11-10 | 2017-11-10 | A kind of multiple stage circulation magnetic separating method |
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| CN201711104894.9A CN107737668A (en) | 2017-11-10 | 2017-11-10 | A kind of multiple stage circulation magnetic separating method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112775143A (en) * | 2020-11-06 | 2021-05-11 | 邹玉文 | Sodium bichromate waste residue treatment method |
| CN112777635A (en) * | 2020-11-06 | 2021-05-11 | 邹玉文 | Preparation method of sodium bichromate without toxic waste residue discharge |
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| CN112777635A (en) * | 2020-11-06 | 2021-05-11 | 邹玉文 | Preparation method of sodium bichromate without toxic waste residue discharge |
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Application publication date: 20180227 |