CN106435066A - Stainless steel casting slag treatment method and device - Google Patents
Stainless steel casting slag treatment method and device Download PDFInfo
- Publication number
- CN106435066A CN106435066A CN201611010161.4A CN201611010161A CN106435066A CN 106435066 A CN106435066 A CN 106435066A CN 201611010161 A CN201611010161 A CN 201611010161A CN 106435066 A CN106435066 A CN 106435066A
- Authority
- CN
- China
- Prior art keywords
- excluding hood
- dust excluding
- casting residue
- barricade
- cover body
- 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.)
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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
- C21B3/06—Treatment of liquid slag
-
- 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
- C21B3/06—Treatment of liquid slag
- C21B3/08—Cooling 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
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
The invention discloses a stainless steel casting slag treatment method and device. Due to the fact that a wet-process treatment mode is adopted in the treatment method, generation of dry ash is avoided, and the purpose of treating casting slag in an environment-friendly mode is achieved. The treatment device comprises slag pots loading the casting slag, a slag pot car transporting the slag pots, rails on which the slag pot car walks, a crane for lifting the slag pots, a cooling unit, a dust exhaust hood, a hot splashing field unit, a loading machine, a magnetic disk for attracting steel blocks and a dust removal unit. According to the treatment method, the stainless steel casting slag is treated by adopting the wet-process treatment mode and the treatment device, water spraying cooling is always conducted in an almost closed environment, therefore, generation of the dry ash is avoided, and a contribution is made for protecting the environment.
Description
Technical field
The invention belongs to metallurgical solid waste utilization of resources field, more particularly, to a kind of rustless steel casting residue processing method and dress
Put.
Background technology
Contain the rare heavy metal such as nickel, chromium in stainless steel slag, such as deal with improperly and can cause serious environmental pollution, mesh
Before, typically to be processed using the simply and easy treat mode of unlimited hot application, casting residue hot application generally adopts disk to adsorb bulk after processing
Residual steel, remaining tailings is transported into Pile of steel slag and deposits, this conventional processing mode, and metal recovery rate is low, to production environment
Make a very bad impression, the high-efficiency intensifying seriously constraining rustless steel manufacturer produces.
Content of the invention
In order to solve above-mentioned practical problem, the present invention provides a kind of rustless steel casting residue processing method and processing device,
With realize in producing stainless steel process produce casting residue carry out efficiently, environmental protection treatment.
Processing method as the present invention is using wet treatment mode, it is to avoid the generation of dry ash, has reached at environmental protection
The purpose of reason casting residue, the method comprising the steps of：
Fill in the fulcrum bearing that the slag ladle of casting residue is hoisted in the barricade enclosure wall of four sides, movable dust removal cover covers and encloses in four sides barricade
On wall, slag ladle is made to be in an airtight environment；
Open electric feed water valve and adjust spray flux, the shower nozzle in dust excluding hood carries out to the slag ladle equipped with casting residue spraying water for the first time
Cooling；
Casting residue in slag ladle after first time water-spraying control is poured onto in the face barricade enclosure wall of hot application field three, moves with one side
The dust excluding hood of baffle plate covers in three face barricade enclosure walls, makes casting residue be in an airtight environment；
Open electric feed water valve and adjust spray flux, the shower nozzle in dust excluding hood carries out second water-spraying control to casting residue；
Remove dust excluding hood, casting residue is stirred；
After stirring terminates, movable dust removal cover covers in three face barricade enclosure walls again, makes casting residue continue quilt under airtight environment
Water-spraying control；
Remove dust excluding hood, with disk, bulk rustless steel bloom is suctioned out；
Remaining casting residue is transported to wet slag stockyard.
As the processing meanss of the present invention, including：
The slag ladle loading casting residue, the slag ladle and carriage transporting slag ladle, the track of slag ladle and carriage walking, the crane of handling slag ladle, cooling are single
Unit, dust excluding hood, hot application field unit, loader, the disk drawing bloom and dust removing units；
Described cooling unit includes a four sides barricade enclosure wall, disposes fulcrum bearing, four sides barricade enclosure wall in this four sides barricade enclosure wall
A gear coping relatively is had to dispose dust excluding hood walking track；
Described dust excluding hood includes A type dust excluding hood and Type B dust excluding hood,
Described A type dust excluding hood includes truncated rectangular pyramids shape cover body, the motor being placed in cover body both sides external, is located at cover body bottom two
The roller of side, it is arranged on the nozzle of cover body inner top surface, is located at the electric feed water valve of cover Ligation in vitro nozzle, is arranged on outside cover body top
The dust removing tube in portion, disposes electric butterfly valve in this dust removing tube；
As one kind improvement to A type dust excluding hood, described Type B dust excluding hood is under A type dust excluding hood truncated rectangular pyramids shape cover body side
Along connecting baffle plate, described roller is placed in bottom and the truncated rectangular pyramids shape cover body bottom with baffle plate opposite side of baffle plate；
Described hot application field unit includes three face barricade enclosure walls, on the terrace of open surface side of this three faces barricade enclosure wall and
The gear coping relative with this open surface disposes dust excluding hood walking track；
Described dust removing units include spray column, dedusting fan, chimney, connect dust excluding hood, spray column, dedusting fan, the removing of chimney
Dirt pipeline.
During work, the slag ladle that slag ladle and carriage will be equipped with casting residue is transported to science and engineering at casting residue by slag ladle and carriage walking track
Position；The slag ladle that crane will be equipped with casting residue hangs in the fulcrum bearing to the barricade enclosure wall of four sides；Open the driving on A type dust excluding hood
Motor, mobile A type dust excluding hood covers four sides barricade enclosure wall, makes to be in a relatively airtight environment equipped with the slag ladle of casting residue；
Start electric feed water valve and adjust confluent, the nozzle of A type dust excluding hood inner top surface is carried out to the slag ladle equipped with casting residue for the first time
Water-spraying control；Casting residue through first time water-spraying control is poured onto in the face barricade enclosure wall of hot application field three, mobile Type B dust excluding hood
Cover in three face barricade enclosure walls, make casting residue be in an airtight environment；Open electric feed water valve and adjust injection flow rate, Type B
Shower nozzle in dust excluding hood carries out second water-spraying control to casting residue；After a period of time, remove Type B dust excluding hood, with loader pair
Casting residue is stirred；Move Type B dust excluding hood again and cover in three face barricade enclosure walls, water-spraying control is continued to casting residue；Then
Remove Type B dust excluding hood, with disk, bulk bloom is suctioned out and reclaim, remaining casting residue is transported to wet slag stockyard.
The present invention processes rustless steel casting residue using wet treatment mode, and water-spraying control is all in almost airtight environment
Carry out, it is to avoid the generation of dry ash, environmental protection is contributed.
Brief description
Fig. 1 is processing meanss horizontal layout schematic diagram of the present invention.
Fig. 2 is the A-A cross-sectional schematic of Fig. 1 of the present invention.
Fig. 3 is the B-B cross-sectional schematic of Fig. 1 of the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, and being beneficial to those skilled in the art can be more clear
The understanding of Chu.
The processing method of the present invention is using wet treatment mode, it is to avoid the generation of dry ash, has reached environmental protection treatment casting
The purpose of recrement, the method comprising the steps of：
Fill in the fulcrum bearing that the slag ladle of casting residue is hoisted in the barricade enclosure wall of four sides, movable dust removal cover covers and encloses in four sides barricade
On wall, slag ladle is made to be in an airtight environment；
Open electric feed water valve and adjust spray flux, the shower nozzle in dust excluding hood carries out to the slag ladle equipped with casting residue spraying water for the first time
Cooling；
Casting residue in slag ladle after first time water-spraying control is poured onto in the face barricade enclosure wall of hot application field three, moves with one side
The dust excluding hood of baffle plate covers in three face barricade enclosure walls, makes casting residue be in an airtight environment；
Open electric feed water valve and adjust spray flux, the shower nozzle in dust excluding hood carries out second water-spraying control to casting residue；
Remove dust excluding hood, casting residue is stirred；
After stirring terminates, movable dust removal cover covers in three face barricade enclosure walls again, makes casting residue continue quilt under airtight environment
Water-spraying control；
Remove dust excluding hood, with disk, bulk rustless steel bloom is suctioned out；
Remaining casting residue is transported to wet slag stockyard.
As the preferred embodiment of processing meanss of the present invention, as shown in Figure 1, Figure 2, Figure 3 shows, this device includes：
Load the slag ladle 1 of the casting residue, slag ladle and carriage 2 of transport slag ladle, the track 3 of slag ladle and carriage walking, the crane 4 of handling slag ladle, cold
But unit, dust excluding hood, hot application field unit, loader 8, the disk 9 drawing bloom and dust removing units；
Described cooling unit includes a four sides barricade enclosure wall 5-1, disposes fulcrum bearing 5-2, on four sides in the barricade enclosure wall 5-1 of this four sides
Barricade enclosure wall 5-1 mono- gear coping relatively disposes dust excluding hood walking track 5-3；
Described dust excluding hood includes A type dust excluding hood 6 and Type B dust excluding hood 6 ',
Described A type dust excluding hood includes truncated rectangular pyramids shape cover body 6-1, is placed in the motor 6-2 of cover body 6-1 both sides external, is located at
The roller of cover body 6-1 two bottom sides（In figure does not mark）, be arranged on cover body 6-1 inner top surface nozzle 6-3, be located at cover body 6-1 outside
Connect the electric feed water valve of nozzle 6-3（In figure does not mark）, be arranged on the dust removing tube 6-4, this dust removing tube 6- at the outer top of cover body 6-1
Electric butterfly valve 6-5 is disposed in 4；
As one kind improvement to A type dust excluding hood, described Type B dust excluding hood 6 ' is in A type dust excluding hood 6 truncated rectangular pyramids shape cover body 6-1 mono-
The lower edge of side connects baffle plate 6-6, and described roller is placed in bottom and the cover body 6-1 bottom with baffle plate opposite side of baffle plate；
Described hot application field unit includes three face barricade enclosure wall 7-1, the terrace of the open surface side of this three face barricade enclosure wall 7-1
Upper and relative with this open surface gear coping disposes dust excluding hood walking track 7-2；
Described dust removing units include spray column 10-1, dedusting fan 10-2, chimney 10-3, connect dust excluding hood, spray column, dedusting wind
Machine, the cleaning shaft 10-4 of chimney.
During work, the slag ladle 1 that slag ladle and carriage 2 will be equipped with casting residue is transported to casting residue process by slag ladle and carriage walking track 3
Station；The slag ladle 1 that crane 4 will be equipped with casting residue hangs in fulcrum bearing 5-2 to the barricade enclosure wall 5-1 of four sides；Open dust excluding hood 6
On motor 6-2, mobile A type dust excluding hood covers four sides barricade enclosure wall 5-1, makes to be in one equipped with the slag ladle 1 of casting residue
Relatively airtight environment；Start electric feed water valve and adjust confluent, the nozzle 6-3 of A type dust excluding hood 6 inner top surface is to remaining equipped with casting
The slag ladle 1 of slag carries out first time water-spraying control；Casting residue through first time water-spraying control is poured onto hot application field three face barricade
In enclosure wall, mobile Type B dust excluding hood 6 ' covers in three face barricade enclosure walls, makes casting residue be in an airtight environment；Open electronic
Water-supply valve simultaneously adjusts injection flow rate, and the nozzle 6-3 in Type B dust excluding hood 6 ' carries out second water-spraying control to casting residue；For a period of time
Afterwards, remove Type B dust excluding hood 6 ', with loader 8, casting residue is stirred；Move Type B dust excluding hood 6 ' again and cover in three face gears
Walled wall, continues water-spraying control to casting residue；Then remove Type B dust excluding hood 6 ', with disk 9, bulk bloom is suctioned out and reclaim, will
Remaining casting residue is transported to wet slag stockyard.
The present invention processes rustless steel casting residue using wet treatment mode, and water-spraying control is all in almost airtight environment
Carry out, it is to avoid the generation of dry ash, environmental protection is contributed.
Claims (10)
1. a kind of rustless steel casting residue processing method it is characterised in that：Methods described adopts wet treatment mode, it is to avoid dry ash
Generation, reached the purpose of environmental protection treatment casting residue.
2. according to claim 1 processing method it is characterised in that the method comprising the steps of：
Fill in the fulcrum bearing that the slag ladle of casting residue is hoisted in the barricade enclosure wall of four sides, movable dust removal cover covers and encloses in four sides barricade
On wall, slag ladle is made to be in an airtight environment；
Open electric feed water valve and adjust spray flux, the shower nozzle in dust excluding hood carries out to the slag ladle equipped with casting residue spraying water for the first time
Cooling；
Casting residue in slag ladle after first time water-spraying control is poured onto in the face barricade enclosure wall of hot application field three, moves with one side
The dust excluding hood of baffle plate covers in three face barricade enclosure walls, makes casting residue be in an airtight environment；
Open electric feed water valve and adjust spray flux, the shower nozzle in dust excluding hood carries out second water-spraying control to casting residue；
Remove dust excluding hood, casting residue is stirred；
After stirring terminates, movable dust removal cover covers in three face barricade enclosure walls again, makes casting residue continue quilt under airtight environment
Water-spraying control；
Remove dust excluding hood, with disk, bulk rustless steel bloom is suctioned out；
Remaining casting residue is transported to wet slag stockyard.
3. a kind of rustless steel casting residue processing meanss are it is characterised in that described device includes：Load slag ladle, the transport of casting residue
The slag ladle and carriage of slag ladle, the track of slag ladle and carriage walking, the crane of handling slag ladle, cooling unit, dust excluding hood, hot application field unit, loading
Machine, the disk drawing bloom and dust removing units.
4. according to claim 3 device it is characterised in that：Described cooling unit includes a four sides barricade enclosure wall, and this four
Fulcrum bearing is disposed, four sides barricade enclosure wall one gear coping relatively disposes dust excluding hood walking track in the barricade enclosure wall of face.
5. according to claim 3 device it is characterised in that：Described dust excluding hood includes cover body, is placed in cover body both sides external
Motor, be located at the roller of cover body two bottom sides, be arranged on the nozzle of cover body inner top surface, be located at cover Ligation in vitro nozzle
Electric feed water valve, it is arranged on the dust removing tube at the outer top of cover body, in this dust removing tube, dispose electric butterfly valve.
6. according to claim 5 device it is characterised in that：Described dust excluding hood cover body is truncated rectangular pyramids shape.
7. according to claim 5 device it is characterised in that：Described dust excluding hood cover body is connected with baffle plate for truncated rectangular pyramids shape cover body
Form, described baffle plate is connected to the lower edge of truncated rectangular pyramids cover body side, described roller be placed in baffle plate bottom and with baffle plate phase
Truncated rectangular pyramids shape cover body bottom to side.
8. according to claim 3 device it is characterised in that:Described hot application field unit includes three face barricade enclosure walls, should
On the terrace of open surface side of three face barricade enclosure walls and the gear coping relative with this open surface disposes dust excluding hood walking
Track.
9. according to claim 7 or 8 described devices it is characterised in that：The baffle plate that described truncated rectangular pyramids shape cover body side connects is permissible
Close another open surface of three face barricade enclosure walls.
10. according to claim 3 device it is characterised in that：Described dust removing units include spray column, dedusting fan, chimney,
Connect dust excluding hood, spray column, dedusting fan, the cleaning shaft of chimney.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611010161.4A CN106435066B (en) | 2016-11-17 | 2016-11-17 | A kind of stainless steel casting residue processing method and processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611010161.4A CN106435066B (en) | 2016-11-17 | 2016-11-17 | A kind of stainless steel casting residue processing method and processing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106435066A true CN106435066A (en) | 2017-02-22 |
| CN106435066B CN106435066B (en) | 2019-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611010161.4A Active CN106435066B (en) | 2016-11-17 | 2016-11-17 | A kind of stainless steel casting residue processing method and processing device |
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| Country | Link |
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| CN (1) | CN106435066B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108145145A (en) * | 2018-03-08 | 2018-06-12 | 台安益兴科技有限公司 | Liquid metal turns over bag apparatus |
| CN109702160A (en) * | 2019-02-25 | 2019-05-03 | 中国重型机械研究院股份公司 | A kind of side-suction type conticaster cutting smoke evacuation system and its control method |
| CN112725552A (en) * | 2021-01-26 | 2021-04-30 | 中冶南方工程技术有限公司 | Metallurgical slag cooling device with tank and steel slag treatment system |
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| CN102230036A (en) * | 2011-04-02 | 2011-11-02 | 中冶建筑研究总院有限公司 | Waste-heat pressure closed-loop thermal treatment method for molten steel slag |
| CN103233085A (en) * | 2013-05-09 | 2013-08-07 | 山西太钢不锈钢股份有限公司 | Method for spraying ash and blowing dust in water cooling process of collected stainless steel slag |
| CN105838831A (en) * | 2016-04-15 | 2016-08-10 | 中冶节能环保有限责任公司 | Casting residual slag online treatment device and method |
| CN106270476A (en) * | 2016-10-28 | 2017-01-04 | 中冶华天南京工程技术有限公司 | Portable casting residue single treatment process and system |
-
2016
- 2016-11-17 CN CN201611010161.4A patent/CN106435066B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230036A (en) * | 2011-04-02 | 2011-11-02 | 中冶建筑研究总院有限公司 | Waste-heat pressure closed-loop thermal treatment method for molten steel slag |
| CN103233085A (en) * | 2013-05-09 | 2013-08-07 | 山西太钢不锈钢股份有限公司 | Method for spraying ash and blowing dust in water cooling process of collected stainless steel slag |
| CN105838831A (en) * | 2016-04-15 | 2016-08-10 | 中冶节能环保有限责任公司 | Casting residual slag online treatment device and method |
| CN106270476A (en) * | 2016-10-28 | 2017-01-04 | 中冶华天南京工程技术有限公司 | Portable casting residue single treatment process and system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108145145A (en) * | 2018-03-08 | 2018-06-12 | 台安益兴科技有限公司 | Liquid metal turns over bag apparatus |
| CN109702160A (en) * | 2019-02-25 | 2019-05-03 | 中国重型机械研究院股份公司 | A kind of side-suction type conticaster cutting smoke evacuation system and its control method |
| CN109702160B (en) * | 2019-02-25 | 2024-04-30 | 中国重型机械研究院股份公司 | Cutting smoke exhaust system of side suction type continuous casting machine and control method thereof |
| CN112725552A (en) * | 2021-01-26 | 2021-04-30 | 中冶南方工程技术有限公司 | Metallurgical slag cooling device with tank and steel slag treatment system |
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| Publication number | Publication date |
|---|---|
| CN106435066B (en) | 2019-02-15 |
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