CN109943705A - A kind of iron dust containing recycling system - Google Patents
A kind of iron dust containing recycling system Download PDFInfo
- Publication number
- CN109943705A CN109943705A CN201910169690.6A CN201910169690A CN109943705A CN 109943705 A CN109943705 A CN 109943705A CN 201910169690 A CN201910169690 A CN 201910169690A CN 109943705 A CN109943705 A CN 109943705A
- Authority
- CN
- China
- Prior art keywords
- iron
- dust containing
- dust
- iron dust
- recycling system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 238000004064 recycling Methods 0.000 title claims abstract description 20
- 239000000428 dust Substances 0.000 claims abstract description 38
- 238000002360 preparation method Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 9
- 238000005188 flotation Methods 0.000 claims abstract description 7
- 238000000465 moulding Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 2
- 238000003860 storage Methods 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 abstract description 12
- 239000012141 concentrate Substances 0.000 abstract description 9
- 239000006148 magnetic separator Substances 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- 239000011449 brick Substances 0.000 abstract description 5
- 239000004927 clay Substances 0.000 abstract description 5
- 239000004035 construction material Substances 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000009628 steelmaking Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006872 improvement Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
-
- 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
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
The present invention provides a kind of iron dust containing recycling system, belongs to environmental protection and metal recovery technical field.Iron dust containing recycling system provided by the invention is selected the iron in iron dust containing using preparation equipments such as magnetic separator, flotation devices or into beneficiation flowsheet, concentrate carries out steel-making ironmaking as Iron concentrate, the materials such as tailing and clay are fabricated to the construction materials such as brick and tile, realize comprehensive utilization of resources.Dust recycling had not only been avoided that reentrainment of dust caused by uncontrollable discharge, but also can create enormous benefits.
Description
Technical field
The invention belongs to environmental protection and metal recovery technical fields, and in particular to a kind of iron dust containing recycling system.
Background technique
Currently, a large amount of dust can be all generated in iron ore exploitation, dressing plant and metallurgical production process, iron in these dust
Content is 20% or more.In order to improve the environmental quality of operation field and reach the requirement of national environmental protection, all kinds of enterprises are being produced
The operation field of dirt is equipped with dust pelletizing system.But pass through the dust that dust pelletizing system is collected, it is much all further without configuration
The process or device of processing.The dust that deduster is collected, some ropings to dedicated stockyard, some enter production procedure again
In.All do not reach the final purpose to dust processing during these, can generate a large amount of reentrainment of dust, dedusting is caused to imitate
Rate is lower, or seriously affects the environmental quality of down stream train.
The content of background technology part is only the technology that inventor is known, not the existing skill of natural representative this field
Art.
Summary of the invention
For the prior art there are one or more of problem, the present invention provides a kind of iron dust containing recycling system
System, comprising:
Ash-storing bin (2), is used to store iron dust containing, can be connected with the ash cellar of upstream deduster；
Unloading valve (3) is arranged in the lower part of the ash-storing bin (2)；
Pressurizing device (4), supply air line are connected with the unloading valve (3) lower manifold；
Agitator tank (5) is connected to by pipeline with the unloading valve (3)；
Pulp pump (6) is used to pump out the ore pulp in the agitator tank (5)；
Preparation equipment (7) is connected to by pipeline with the Pulp pump (6), for receiving the pump from the agitator tank (5)
Ore pulp out；
Mixer (8) is used to handle the tailing after the preparation equipment (7) screening；With
Molding machine (9) is used to handle the material after mixer (8) mixing.
Under the action of the pressure-air that pressurizing device (4) provide, the dust in unloading valve (3) lower manifold is conveyed
To agitator tank (5).
Above-mentioned iron dust containing recycling system further includes dust tank car (1), is used to for iron dust containing being delivered to described
Ash-storing bin (2).
Above-mentioned pressurizing device (4) is also connected to the dust tank car (1), and the dust tank car (1) is filled by the pressurization
It sets (4) and iron dust containing is delivered to the ash-storing bin (2).Dust is by carrying out roping, pressurizing device with dust tank car after collecting
Pressure-air is provided for the defeated grey operation of dust tank car, dust is transported to ash-storing bin.
Above-mentioned pressurizing device (4) is air compressor machine.
Above-mentioned preparation equipment (7) is magnetic separator or flotation device.It is in ore pulp state that agitator tank (5) interior dust and water, which are mixed,
The preparation equipments such as magnetic separator are fed with Pulp pump (6) by pipeline, can be selected and be suitble to such as according to the property of iron dust containing
Ore pulp can be directly driven into beneficiation flowsheet by the preparation equipments such as magnetic separator, flotation device if it is dressing plant.Pass through preparation equipment
(7) iron ore concentrate selected, which can be used as downstream, to be smelted and makes steel the raw material of ironmaking in process, and the tailing of preparation equipment (7) can be with clay etc.
Material mixing in mixer (8), is then fabricated to the shape of needs by molding machine (9), then passes through the works such as drying, sintering
Skill is fabricated to the construction materials such as brick and tile.The dust of collection is recycled, concentrate is used as and builds as raw materials for metallurgy, tailing
Material raw material had not only avoided the reentrainment of dust that the uncontrollable discharge of dust is caused, but also can create great economic benefit.
Iron dust containing recycling system based on above technical scheme can be widely used in all kinds of iron ore exploitations, processing and
Metallurgical production enterprise.The system is selected the iron in iron dust containing using magnetic separator, flotation device or into beneficiation flowsheet, concentrate
Steel-making ironmaking is carried out as Iron concentrate, the materials such as tailing and clay are fabricated to the construction materials such as brick and tile, realize comprehensive utilization of resources.
Dust recycling had not only been avoided that reentrainment of dust caused by uncontrollable discharge, but also can create enormous benefits.Compared with prior art, this hair
It is bright to have the advantages that one, suitable for the enterprise of all kinds of iron ore exploitations and production, belong to environmental protection and metal recovery using neck
Domain；Two, the iron in dust is selected using magnetic separator, flotation device or into beneficiation flowsheet, concentrate is refined as Iron concentrate
Steel ironmaking, the materials such as tailing and clay are fabricated to the construction materials such as brick and tile, realize comprehensive utilization of resources；Three, dust recycling can
Uncontrollable discharge is avoided, causes reentrainment of dust, and benefit can be created；Four, the system flow is simple, equipment is easily installed, is applicable in
Range is wide.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is iron dust containing recycling system flow diagram provided by the invention.
Specific embodiment
Hereinafter, certain exemplary embodiments are simply just described.As one skilled in the art will recognize that
Like that, without departing from the spirit or scope of the present invention, described embodiment can be modified by various different modes.
Therefore, attached drawing and description are considered essentially illustrative rather than restrictive.
Below in conjunction with specific embodiment, the present invention will be described in detail.
As shown in Figure 1, showing iron dust containing recycling system flow diagram of the invention.Wherein the present invention provides
Iron dust containing recycling system include: dust tank car 1, ash-storing bin 2, unloading valve 3, pressurizing device 4, agitator tank 5, Pulp pump
6, preparation equipment 7, mixer 8, molding machine 9.By carrying out roping with dust tank car 1 after collecting, dust tank car 1 can pass through dust
Pipeline is connected to pressurizing device 4, and dust therein is transported to ash-storing bin 2, storage ash by the pressure-air provided by pressurizing device 4
Storehouse 2 can also directly be connected with the ash cellar of the deduster of upstream, for directly receiving in the ash cellar from upstream deduster
Iron dust containing.2 lower part of ash-storing bin is equipped with unloading valve 3, and unloading valve 3 is connect by pipeline with agitator tank 5, the pipe of 3 lower part of unloading valve
Road is connect with the supply air line of pressurizing device 4.Under the action of the pressure-air that pressurizing device 4 provides, by the dust in pipeline
Ash is transported to agitator tank 5, and wherein pressurizing device 4 can be air compressor machine.Being mixed into the dust in agitator tank 5 with water is in mine
Slurry is fed in preparation equipment 7 by pipeline Pulp pump 6, and directly ore pulp can also be driven into the process in dressing plant, can
The preparation equipments such as suitable magnetic separator, flotation device are selected according to the property of iron dust containing.The iron selected by preparation equipment 7
Concentrate, which can be used as downstream, to be smelted and makes steel the raw material of ironmaking in process, and the tailing of preparation equipment 7 can be with the materials such as clay in mixer 8
Then middle mixing is fabricated to the shape of needs by molding machine 9, be then fabricated to brick and tile etc. by techniques such as drying, sintering and build
Build material.To realize the recycling of dust.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (5)
1. a kind of iron dust containing recycling system characterized by comprising
Ash-storing bin (2), is used to store iron dust containing, can be connected with the ash cellar of upstream deduster；
Unloading valve (3) is arranged in the lower part of the ash-storing bin (2)；
Pressurizing device (4), supply air line are connected with the unloading valve (3) lower manifold；
Agitator tank (5) is connected to by pipeline with the unloading valve (3)；
Pulp pump (6) is used to pump out the ore pulp in the agitator tank (5)；
Preparation equipment (7) is connected to by pipeline with the Pulp pump (6), is used to receiving and is pumped out from the agitator tank (5)
Ore pulp；
Mixer (8) is used to handle the tailing after the preparation equipment (7) screening；With
Molding machine (9) is used to handle the material after mixer (8) mixing.
2. iron dust containing recycling system according to claim 1, which is characterized in that it further include dust tank car (1),
For iron dust containing to be delivered to the ash-storing bin (2).
3. iron dust containing recycling system according to claim 2, which is characterized in that the pressurizing device (4) also with
Iron dust containing is delivered to the storage by the pressurizing device (4) by dust tank car (1) connection, the dust tank car (1)
Ash cellar (2).
4. iron dust containing recycling system according to any one of claim 1-3, which is characterized in that the pressurization dress
Setting (4) is air compressor machine.
5. iron dust containing recycling system according to claim 1, which is characterized in that the preparation equipment (7) is magnetic
Select machine or flotation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910169690.6A CN109943705A (en) | 2019-03-11 | 2019-03-11 | A kind of iron dust containing recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910169690.6A CN109943705A (en) | 2019-03-11 | 2019-03-11 | A kind of iron dust containing recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109943705A true CN109943705A (en) | 2019-06-28 |
Family
ID=67009217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910169690.6A Pending CN109943705A (en) | 2019-03-11 | 2019-03-11 | A kind of iron dust containing recycling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109943705A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110586318A (en) * | 2019-10-23 | 2019-12-20 | 攀钢集团攀枝花钢铁研究院有限公司 | Method for comprehensive utilization of blast furnace ash |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1634663A (en) * | 2003-12-26 | 2005-07-06 | 宝钢集团上海梅山有限公司 | Method for recovering iron concentrate from blast furnace dust |
| CN202296395U (en) * | 2011-10-21 | 2012-07-04 | 中冶南方工程技术有限公司 | Blast-furnace gas ash pneumatic single-stage transmission system |
| CN104226464A (en) * | 2014-08-26 | 2014-12-24 | 鄯善县通宝矿业有限公司 | Comprehensive utilization method of metal tailing sand |
| CN210030829U (en) * | 2019-03-11 | 2020-02-07 | 包头钢铁（集团）有限责任公司 | Iron-containing dust recycling system |
-
2019
- 2019-03-11 CN CN201910169690.6A patent/CN109943705A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1634663A (en) * | 2003-12-26 | 2005-07-06 | 宝钢集团上海梅山有限公司 | Method for recovering iron concentrate from blast furnace dust |
| CN202296395U (en) * | 2011-10-21 | 2012-07-04 | 中冶南方工程技术有限公司 | Blast-furnace gas ash pneumatic single-stage transmission system |
| CN104226464A (en) * | 2014-08-26 | 2014-12-24 | 鄯善县通宝矿业有限公司 | Comprehensive utilization method of metal tailing sand |
| CN210030829U (en) * | 2019-03-11 | 2020-02-07 | 包头钢铁（集团）有限责任公司 | Iron-containing dust recycling system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110586318A (en) * | 2019-10-23 | 2019-12-20 | 攀钢集团攀枝花钢铁研究院有限公司 | Method for comprehensive utilization of blast furnace ash |
| CN110586318B (en) * | 2019-10-23 | 2022-03-22 | 攀钢集团攀枝花钢铁研究院有限公司 | Method for comprehensive utilization of blast furnace ash |
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