CN104451003B - Steel ground-slag integrated system - Google Patents
Steel ground-slag integrated system Download PDFInfo
- Publication number
- CN104451003B CN104451003B CN201410742959.2A CN201410742959A CN104451003B CN 104451003 B CN104451003 B CN 104451003B CN 201410742959 A CN201410742959 A CN 201410742959A CN 104451003 B CN104451003 B CN 104451003B
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- CN
- China
- Prior art keywords
- slag
- steel
- deironing
- pretreatment unit
- homogenizing
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Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Abstract
The present invention relates to steel ground-slag integrated system, the system includes but not limited to steel slag hot disintegrating pretreatment unit and grain slag pretreatment unit, wherein, the steel slag hot disintegrating pretreatment unit includes free calcium removal mechanism and preliminary magnetic separation mechanism, it is characterised in that the system further includes:Multiple Deironing mechanism, multiple crushing mechanism, homogenizing mechanism, intelligent proportioning station, Vertical Mill mechanism and finished product station.The invention has the advantages that:The iron in slag is almost eliminated by multiple Deironing mechanism and deironing apparatus;It is using multiple crushing mechanism that steel slag particle is very refined, and mixed again with blast-furnace cinder using being homogenized after mechanism handles slag homogenizing, and first mix and grind again so that slag is highly merged with slag, and physical arrangement and performance are more reliable and more stable.
Description
Technical field
The present invention relates to Solid state fermentation technical field, more particularly, to a kind of steel ground-slag integrated system.
Background technology
Steel ground-slag is using slag and granulated blast-furnace slag as primary raw material, can fill a small amount of gypsum separate compiling into certain
Fineness is simultaneously mixed in a certain ratio the powder uniformly formed.Mainly building is widely used to mixing concrete to build with basis
If having a extensive future, while be conducive to eliminate the adverse effect of slag and blast-furnace cinder to environment.
However, the slag annual emissions in China are up to 80,000,000 tons at present, add up about 1,000,000,000 tons of volume of cargo in storage, the utilization of slag
Rate is very low.In contrast, blast-furnace cinder due to recovery and utilization technology it is relatively simple, utilization rate is higher than slag.Equally, will
Slag and blast-furnace cinder carry out mixing the successful case utilized actually rare.To find out its cause, mainly slag contains metallic iron very
It is difficult levigate, the assembly line of high fineness steel-making slag powder is produced under the conditions of low energy consumption there is presently no one.
In order to overcome above-mentioned problem, those skilled in the art is made that a large amount of effort, and inventor combines experience
It has developed a set of pipeline system that high fineness steel ground-slag can be produced under relatively low energy consumption condition.
The content of the invention
Present invention aims to overcome that the prior art is insufficient, there is provided a kind of steel ground-slag integrated system, it is intended to improve steel
Recovery utilization rate, the reduction building of scum powder make an effort the adverse effect of environment with capital construction cost, reduction steel ground-slag.
Technical problem solved by the invention is realized using following technical scheme:
Steel ground-slag integrated system, the system include but not limited to steel slag hot disintegrating pretreatment unit and grain slag pretreatment
Unit, wherein, the steel slag hot disintegrating pretreatment unit includes free calcium removal mechanism and preliminary magnetic separation mechanism, it is characterised in that
The system further includes:
One multiple Deironing mechanism, by after steel slag hot disintegrating pretreatment unit processing, especially to pass through and remove
The slag after free calcium and preliminary magnetic separation is removed, carries out iron removaling, the multiple Deironing mechanism includes at least 3 deironing apparatus;
One multiple crushing mechanism, the mechanism include at least hammer mill or impact breaker, and screening plant, use
The slag after the multiple Deironing mechanism processing to be crushed, the multiple preferred hammer mill of crushing mechanism,
Slag crushing particle diameter is less than 3mm;
One homogenizing mechanism, which is placed in Pile of steel slag, to will be after the multiple crushing mechanism break process
The homogenizing processing of slag, it is described homogenizing mechanism on be additionally provided with to screen the concentration equipment of abrasive grit, described multiple
Deironing apparatus is additionally provided between crushing mechanism and the homogenizing mechanism;
One intelligent proportioning station, to locate in advance by the slag after homogenizing mechanism processing and by the grain slag
The grain slag after cell processing is managed, carries out batch mixing according to setting ratio, and realize by remote computer unattended;
One Vertical Mill mechanism, carries out micro mist grinding, described vertical will pass through the intelligent mixed material of proportioning station
Deironing apparatus is additionally provided with grinding machine structure, the intelligent sampling observation of steel ground-slag product qualified rate is additionally provided with the Vertical Mill mechanism
Device, the intelligence casual inspection device are connected with the intelligent proportioning station communication;
One finished product station, the finished product after Vertical Mill mechanism micro mist processing is carried out subsequent treatment.
The invention has the advantages that:The iron in slag is almost removed by multiple Deironing mechanism and deironing apparatus
To the greatest extent;It is using multiple crushing mechanism that steel slag particle is very refined, and using be homogenized mechanism to slag homogenizing processing after again with blast furnace
Slag mixes, and first mixes and grind again so that slag is highly merged with slag, and physical arrangement and performance are more reliable and more stable.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of embodiment of the present invention or technical solution of the prior art
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present invention, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the present invention:The system architecture schematic diagram of steel ground-slag integrated system.
Embodiment
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention easy to understand, tie below
Specific embodiment is closed, the present invention is further explained.
With reference to shown in Fig. 1, steel ground-slag integrated system, the system include but not limited to steel slag hot disintegrating pretreatment unit 1, with
And grain slag pretreatment unit 2, wherein, the steel slag hot disintegrating pretreatment unit 1 includes free calcium removal mechanism 101 and preliminary magnetic
Select mechanism 102, it is characterised in that the system further includes:
One multiple Deironing mechanism 3, by after the steel slag hot disintegrating pretreatment unit 1 is handled, especially to pass through
The slag after free calcium and preliminary magnetic separation is removed, carries out iron removaling, the multiple Deironing mechanism 3 includes at least three deironing apparatus
301;
One multiple crushing mechanism 4, the mechanism include at least hammer mill 401 or impact breaker, and screening dress
402 are put, the slag after the multiple Deironing mechanism 4 is handled to be crushed, the multiple crushing mechanism 4 is preferably hammered into shape
Formula crusher 401, slag crushing particle diameter are less than 3mm;
One homogenizing mechanism 5, which is placed in Pile of steel slag, will pass through 4 break process of multiple crushing mechanism
The homogenizing processing of slag afterwards, is additionally provided with to screen the concentration equipment 501 of abrasive grit, in institute in the homogenizing mechanism 5
State and be additionally provided with deironing apparatus 301 between multiple crushing mechanism 4 and the homogenizing mechanism 5;
One intelligent proportioning station 6, to the slag after the homogenizing mechanism 5 is handled and the process grain slag is pre-
Grain slag after the processing of processing unit 2, batch mixing is carried out according to setting ratio, and is realized by remote computer unattended;
One Vertical Mill mechanism 7, carries out micro mist grinding, described will pass through 6 mixed material of the intelligent proportioning station
Deironing apparatus 301 is additionally provided with Vertical Mill mechanism 7, steel ground-slag product qualified rate intelligence is additionally provided with the Vertical Mill mechanism 7
Casual inspection device 701 can be changed, the intelligence casual inspection device 701 is connected with the intelligent communication of proportioning station 6;
One finished product station 8, the finished product after 7 micro mist of Vertical Mill mechanism processing is carried out subsequent treatment.
The invention has the advantages that:By multiple Deironing mechanism 3 and deironing apparatus 301 by the iron in slag almost
Eliminate;It is using multiple crushing mechanism 4 that steel slag particle is very refined, and using be homogenized mechanism 5 to slag homogenizing processing after again with
Blast-furnace cinder mixes, and first mixes and grind again so that slag is highly merged with slag, and physical arrangement and performance more stabilization can
Lean on.
The basic principles, main features and the advantages of the invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (4)
1. steel ground-slag integrated system, which includes but not limited to steel slag hot disintegrating pretreatment unit and grain slag pretreatment is single
Member, it is characterised in that it is the steel slag hot disintegrating pretreatment unit first, successively by multiple Deironing mechanism, multiple crushing mechanism,
It is to be homogenized mechanism and the grain slag pretreatment unit parallel to intelligent proportioning station again, then is into Vertical Mill mechanism, in vertical mill
Steel ground-slag product qualified rate intelligence casual inspection device, the intelligence casual inspection device and the intelligent dispensing are additionally provided with structure
Communication of standing connects, and eventually arrives at finished product station;Wherein, the steel slag hot disintegrating pretreatment unit includes free calcium removal mechanism and preliminary
Magnetic separation mechanism, the system further include:
One multiple Deironing mechanism, to by by the steel slag hot disintegrating pretreatment unit processing after through removing free calcium and
Slag after preliminary magnetic separation, carries out iron removaling;
One multiple crushing mechanism, the mechanism include at least hammer mill or impact breaker, and screening plant, to incite somebody to action
Slag after the multiple Deironing mechanism processing is crushed;
One homogenizing mechanism, which is placed in Pile of steel slag, to by the steel after the multiple crushing mechanism break process
The homogenizing processing of slag, is additionally provided with to screen the concentration equipment of abrasive grit in the homogenizing mechanism;
One intelligent proportioning station, it is single to be pre-processed by the slag after homogenizing mechanism processing and by the grain slag
Grain slag after member processing, batch mixing is carried out according to setting ratio, and is realized by remote computer unattended;
One Vertical Mill mechanism, carries out micro mist grinding, in the vertical mill will pass through the intelligent mixed material of proportioning station
Deironing apparatus is additionally provided with structure;
One finished product station, the finished product after Vertical Mill mechanism micro mist processing is carried out subsequent treatment.
2. steel ground-slag integrated system according to claim 1, it is characterised in that:The multiple Deironing mechanism is included at least
3 deironing apparatus.
3. steel ground-slag integrated system according to claim 1, it is characterised in that:The multiple crushing mechanism breaks for hammer
Broken machine, slag crushing particle diameter are less than 3mm.
4. steel ground-slag integrated system according to claim 1, it is characterised in that:The multiple crushing mechanism with it is described
Deironing apparatus is additionally provided between homogenizing mechanism.
Priority Applications (1)
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CN201410742959.2A CN104451003B (en) | 2014-12-08 | 2014-12-08 | Steel ground-slag integrated system |
Applications Claiming Priority (1)
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CN201410742959.2A CN104451003B (en) | 2014-12-08 | 2014-12-08 | Steel ground-slag integrated system |
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CN104451003A CN104451003A (en) | 2015-03-25 |
CN104451003B true CN104451003B (en) | 2018-05-08 |
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102061345A (en) * | 2010-11-28 | 2011-05-18 | 上海大学 | Comprehensive treatment method for recycling ferrous metallurgical slag |
CN204281769U (en) * | 2014-12-08 | 2015-04-22 | 南京南钢嘉华新型建材有限公司 | Iron and steel ground-slag integrated system |
-
2014
- 2014-12-08 CN CN201410742959.2A patent/CN104451003B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102061345A (en) * | 2010-11-28 | 2011-05-18 | 上海大学 | Comprehensive treatment method for recycling ferrous metallurgical slag |
CN204281769U (en) * | 2014-12-08 | 2015-04-22 | 南京南钢嘉华新型建材有限公司 | Iron and steel ground-slag integrated system |
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