CN201538778U - Metallurgical molten slag treatment device - Google Patents
Metallurgical molten slag treatment device Download PDFInfo
- Publication number
- CN201538778U CN201538778U CN2009201779328U CN200920177932U CN201538778U CN 201538778 U CN201538778 U CN 201538778U CN 2009201779328 U CN2009201779328 U CN 2009201779328U CN 200920177932 U CN200920177932 U CN 200920177932U CN 201538778 U CN201538778 U CN 201538778U
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- CN
- China
- Prior art keywords
- treatment unit
- metallurgical cinder
- punching out
- pond
- out granulation
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- 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.)
- Expired - Lifetime
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- 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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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to a metallurgical molten slag treatment device, which comprises a granulator, a water pool and a pneumatic hoist, wherein the granulator is arranged above the water pool, a head of the pneumatic hoist is disposed on the bottom of the water pool to extract granulated and cooled metallurgical molten slag, and the granulator is a hydraulic jetting granulating tank which can rotate horizontally and vertically. The metallurgical molten slag can be driven to rotate horizontally and vertically by a hydraulic cylinder, blows and crushes foam slag formed on the surface of the water pool, prevents the foam slag affecting production, and reduces operation expenses and maintenance cost of equipment. Simultaneously, a water circulation system and a smoke purifying system of the metallurgical molten slag treatment device are favorable for saving water resources and protecting environments.
Description
Technical field
The utility model relates to a kind of slag processing apparatus, relates in particular to field of metallurgy blast furnace slag treatment unit.
Background technology
The slag processing apparatus of field of metallurgy generally all comprises the treating processes of granulation and dehydration, for example by water spray cooling behind shrend granulation or the granulation wheel mechanical granulation, is exported by conveyor after dewatering then.The patent No. is that the disk dehydration blast furnace slag granulating device of ZL99242370.8 improves the granulation and the processed process of metallurgical cinder; this device has advantage such as operate steadily, dehydrating effect is better; simultaneously because this device uses mechanical type granulation wheel granulated slag, even the danger that iron content also can not be blasted in the slag.But then, also there is weak point in this device, is in particular in: iron content generally occurs in the Metal smelting of small furnace in the metallurgical cinder, and in, large blast furnace is because slag iron separates better, iron-holder is very little in the slag.And this device is because the investment aspect, and in usually being used in, large blast furnace, this device adopts the advantage of mechanical type granulation wheel not existed like this, has increased certain working cost and maintenance cost on the contrary.Simultaneously, in metallurgical cinder granulation process of cooling, can produce a large amount of foamy slags, the same with other metallurgical cinder treatment unit modes, this device also can't be handled foamy slag, thereby puts dried slag because foamy slag is serious by changing through regular meeting.
The utility model content
The purpose of this utility model is to solve the shortcoming that the metallurgical cinder treatment unit that exists in the prior art can't be handled the foamy slag that is produced in granulation and the process of cooling, also can reduce the working cost and the maintenance cost of metallurgical cinder treatment unit simultaneously.
For solving the problems of the technologies described above; the utility model provides a kind of metallurgical cinder treatment unit; comprise pelletizer, pond, penumatic elevator; described pelletizer is located at top, described pond; the head of described penumatic elevator is positioned at the bottom in described pond granulation and cooled metallurgical cinder is extracted; described pelletizer is a waterpower punching out granulation case, and described waterpower punching out granulation case can rotate along level and vertical direction.
Furthermore, described metallurgical cinder treatment unit comprises also and described waterpower punching out granulation case first hydro-cylinder connected vertically that described first hydro-cylinder makes described waterpower punching out granulation case rotate in vertical direction.
Furthermore, described metallurgical cinder treatment unit comprises also and described waterpower punching out granulation case second hydro-cylinder connected horizontally that described second hydro-cylinder rotates described waterpower punching out granulation case in the horizontal direction.
Furthermore; described pond is divided into the left and right sides by the dividing plate that the bottom has opening; described dividing plate constitutes two accommodation spaces that are connected by described opening with the outer wall in described pond; described waterpower punching out granulation case and described penumatic elevator lay respectively at described two accommodation spaces, and the outer wall inboard of the accommodation space at described waterpower punching out granulation case place is an inclined-plane.Wherein, the accommodation space at described waterpower punching out granulation case place is provided with the water-cooled grid, and described water-cooled grizzly level is arranged at below the water surface, and its wallboard is a cavity structure, and is provided with intake-outlet.
Furthermore, described metallurgical cinder treatment unit also comprises slag ditch head, and described slag ditch head is arranged at described waterpower punching out granulation case top.
Furthermore, described metallurgical cinder treatment unit also comprises dewatering unit, and described dewatering unit is connected with the residue outlet of described penumatic elevator, and the return water pipe of described dewatering unit is connected with described pond.
Furthermore, described dewatering unit comprises the transmission mechanism of a disk water trap and described disk water trap, and described disk water trap is rotated dehydration to granulation and cooled metallurgical cinder under the drive of described transmission mechanism.
Furthermore, top, described pond is provided with gas hood and chimney, and described chimney top is provided with the gas cleaning retrieving arrangement.
Furthermore, the main riser tube material of described penumatic elevator is the glass-ceramic tubre material, and the remaining pipes of described penumatic elevator is the rare earth alloy material.
Furthermore, the pool wall inboard in described pond is equipped with stainless steel plate.
Adopt metallurgical cinder treatment unit provided by the utility model, have following advantage:
(1) pelletizer is arranged at the top, pond, and can rotate in the driving lower edge level and the vertical direction of hydro-cylinder, and the foamy slag that is formed at the surface, pond is purged and break process;
(2) utilize waterpower punching out granulation case metallurgical cinder to be carried out granulated processed, can reduce the working cost and the maintenance cost of equipment as pelletizer;
(3) sediment one side in pond is provided with the water-cooled grid, and the wallboard of grid is a cavity structure, and is provided with intake-outlet, and the grid refrigeration cycle is the independent loops system, and recirculated water is industrial clear water.After taking such structure, can stop that not only the bulk bits fall into the pond, the pond temperature is reduced fast, and produce certain temperature field effect in the pond, make shrend more abundant, the grain slag quality obviously improves (the especially vitreum rate of grain slag); And after the water temperature reduction, the also corresponding minimizing of steam raising amount, equipment corrosion also alleviates with regard to corresponding.And the recirculated water of water-cooled grid can be used for heating or other purposes through heat exchange, makes the heat of slag obtain certain application;
(4) water circulation system of this device and flue gas purification system also helps conserve water resource and environment protection.
Description of drawings
Fig. 1 is the floor map of metallurgical cinder treatment unit of the present utility model;
Fig. 2 is the sectional view of metallurgical cinder treatment unit of the present utility model.
Fig. 3 is waterpower punching out granulation case of the present utility model and coupled first hydro-cylinder and the sectional view of second hydro-cylinder.
Fig. 4 is the left view of Fig. 3.
Embodiment
Be elaborated below in conjunction with the preferred embodiment of accompanying drawing to the utility model metallurgical cinder treatment unit.
Shown in seeing figures.1.and.2, be respectively the floor map and the sectional view of metallurgical cinder treatment unit of the present utility model.By above-mentioned accompanying drawing as can be seen; metallurgical cinder treatment unit of the present utility model mainly comprises: slag ditch head 1, pelletizer, pond 3, penumatic elevator 5 and disk water trap 8 and transmission mechanism thereof; wherein slag ditch head 1 and pelletizer are positioned at pond 3 oblique uppers; slag ditch head 1 is positioned at the pelletizer top; carry slag to pelletizer; the head of penumatic elevator 5 is positioned at the bottom in pond 3, and granulation and cooled metallurgical cinder are extracted.In the preferred embodiment, this pelletizer is a waterpower punching out granulation case 2, and waterpower punching out granulation case 2 can rotate along level and vertical direction, and the nozzle material of granulation case is a pottery.The residue outlet 7 of penumatic elevator 5 is connected with the disk water trap.Like this, granulation and cooled metallurgical cinder are delivered to disk water trap 8 after penumatic elevator 5 extracts, and disk water trap 8 is rotated dehydration to granulation and cooled metallurgical cinder under the drive of its transmission mechanism.
Waterpower punching out granulation case 2 can rotate and can realize by hydraulic pressure or mechanically operated mode along level and vertical direction, in the preferred embodiment, as shown in Figure 3 and Figure 4, this metallurgical cinder treatment unit also comprises with described waterpower punching out granulation case first hydro-cylinder connected vertically 201, the first hydro-cylinders 201 makes waterpower punching out granulation case 2 rotate in vertical direction; This metallurgical cinder treatment unit also further comprises with waterpower punching out granulation case 2 second hydro-cylinder, 202, the second hydro-cylinders 202 connected horizontally rotates described waterpower punching out granulation case 2 in the horizontal direction.Except that hydrostatic transmission, also can drive waterpower punching out granulation case 2 and rotate, and can realize automatic control in level and vertical direction by mechanically operated mode.
The accommodation space at waterpower punching out granulation case 2 places is provided with water-cooled grid 10, and water-cooled grid 10 is horizontally placed on below the water surface.The wallboard of water-cooled grid 10 is a cavity structure, and is provided with intake-outlet.Grid 10 refrigeration cycle are independent loops systems, and recirculated water is industrial clear water.
After extracting by penumatic elevator 5, waterpower punching out granulation case 2 granulations and pond 3 cooled metallurgical cinders can deliver to dewatering unit.As mentioned above, in this preferred embodiment, this dewatering unit is a disk water trap.Disk water trap 8 can rotate at level attitude, and the slag after will dewatering is discharged on the conveyor 13 automatically.The return water pipe 6 of the disk water trap 8 formation circulating water system that is connected with pond 3, filtering water can flow back into the pond along return water pipe 6 and reuse for system.The water trap that is provided in the disk dehydration blast furnace slag granulating device of the patent No. for ZL99242370.8 can be provided this disk water trap, also can adopt other dewatering units according to practical situation.
In order to reduce the pollution of the obnoxious flavour that produces in the slag treatment process to environment, metallurgical cinder treatment unit of the present utility model also comprises flue gas purification system, concrete structure is: be provided with gas hood and chimney 11 above the pond, and be provided with the gas cleaning retrieving arrangement on chimney top.
The pool wall inboard in pond is equipped with stainless steel plate, to help the rapid precipitation of slag, is simultaneously prolonged equipment life greatly.
The further instruction of the utility model metallurgical cinder treatment unit being carried out below in conjunction with working process: blast furnace slag is through 1 inflow of slag ditch, the water coolant of waterpower punching out granulation case 2 ejections breaks up granulation and shrend with it, slag-water slurry falls into pond 3 further shrends, water-cooled grid 10 reduces the pond temperature fast, and stops the bulk slag to fall into pond 3; The inboard stainless steel plate that is provided with of the pool wall in pond makes the slag after the shrend sink fast along pool wall, and arrives 3 bottoms, pond from pond lower openings 12; The slag of penumatic elevator 5 after with granulation and shrend proposes, and is discharged in the disk water trap 8 by residue outlet 7; The disk water trap is slowly rotation in horizontal plane, and the moisture in the slag leaches through the filter screen of water trap bottom, flows back to the pond by water trap return water pipe 6; Round-robin water also arrives suction well through pond lower openings 12, owing to there is slag blanket to filter, improves to water pump 9 suction inlet water quality; Automatically be discharged to outward transport on the conveyor 13 through what fully dewater at disk water trap discharge opening.Produce steam and purify recovery by the gas cleaning retrieving arrangement that gas hood and chimney 11 tops are provided with.Because waterpower punching out granulation case 2 can rotate under the driving of first hydro-cylinder 201 and second hydro-cylinder 202 along the vertical and horizontal directions, so when foamy slag occurring, pelletizer 2 can be smashed foam by rotating, and makes it to be deposited in the pond.
Can find out further that from above-mentioned working process metallurgical cinder treatment unit provided by the utility model utilizes waterpower punching out granulation case that metallurgical cinder is carried out granulated processed, has reduced the working cost and the maintenance cost of equipment.Waterpower punching out granulation case can purge the foamy slag that is formed at the surface, pond and break process along the rotation of level and vertical direction, prevents the formation of foamy slag.And the employing of water-cooled cell structure can further improve the shrend effect and utilize the heat that is produced in the shrend process.Simultaneously, the use of water circulation system and flue gas purification system also helps protecting environment.
Need to prove at last; the above only is preferred embodiment of the present utility model; rather than to the qualification of technical solutions of the utility model, any the utility model technical characterictic being equal to of being done replaced or corresponding improvement, still within protection domain of the present utility model.
Claims (12)
1. metallurgical cinder treatment unit; comprise pelletizer, pond, penumatic elevator; described pelletizer is located at top, described pond; the head of described penumatic elevator is positioned at the bottom in described pond granulation and cooled metallurgical cinder is extracted; it is characterized in that; described pelletizer is a waterpower punching out granulation case, and described waterpower punching out granulation case can rotate along level and vertical direction.
2. metallurgical cinder treatment unit as claimed in claim 1; it is characterized in that; described metallurgical cinder treatment unit comprises also and described waterpower punching out granulation case first hydro-cylinder connected vertically that described first hydro-cylinder makes described waterpower punching out granulation case rotate in vertical direction.
3. metallurgical cinder treatment unit as claimed in claim 2; it is characterized in that; described metallurgical cinder treatment unit comprises also and described waterpower punching out granulation case second hydro-cylinder connected horizontally that described second hydro-cylinder rotates described waterpower punching out granulation case in the horizontal direction.
4. metallurgical cinder treatment unit as claimed in claim 3; it is characterized in that; described pond is divided into the left and right sides by the dividing plate that the bottom has opening; described dividing plate constitutes two accommodation spaces that are connected by described opening with the outer wall in described pond; described waterpower punching out granulation case and described penumatic elevator lay respectively at described two accommodation spaces, and the outer wall inboard of the accommodation space at described waterpower punching out granulation case place is an inclined-plane.
5. metallurgical cinder treatment unit as claimed in claim 4 is characterized in that, the accommodation space at described waterpower punching out granulation case place is provided with the water-cooled grid, and described water-cooled grizzly level is arranged at below the water surface.
6. metallurgical cinder treatment unit as claimed in claim 5 is characterized in that the wallboard of described water-cooled grid is a cavity structure, and is provided with intake-outlet.
7. as the arbitrary described metallurgical cinder treatment unit of claim 1 to 6, it is characterized in that described metallurgical cinder treatment unit also comprises slag ditch head, described slag ditch head is arranged at described waterpower punching out granulation case top.
8. as the arbitrary described metallurgical cinder treatment unit of claim 1 to 6, it is characterized in that, described metallurgical cinder treatment unit also comprises dewatering unit, and described dewatering unit is connected with the residue outlet of described penumatic elevator, and the return water pipe of described dewatering unit is connected with described pond.
9. metallurgical cinder treatment unit as claimed in claim 8; it is characterized in that; described dewatering unit comprises the transmission mechanism of a disk water trap and described disk water trap, and described disk water trap is rotated dehydration to granulation and cooled metallurgical cinder under the drive of described transmission mechanism.
10. as the arbitrary described metallurgical cinder treatment unit of claim 1 to 6, it is characterized in that top, described pond is provided with gas hood and chimney, described chimney top is provided with the gas cleaning retrieving arrangement.
11., it is characterized in that the main riser tube material of described penumatic elevator is the glass-ceramic tubre material as the arbitrary described metallurgical cinder treatment unit of claim 1 to 6, the remaining pipes of described penumatic elevator is the rare earth alloy material.
12., it is characterized in that the pool wall inboard in described pond is equipped with stainless steel plate as the arbitrary described metallurgical cinder treatment unit of claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201779328U CN201538778U (en) | 2009-09-21 | 2009-09-21 | Metallurgical molten slag treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201779328U CN201538778U (en) | 2009-09-21 | 2009-09-21 | Metallurgical molten slag treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201538778U true CN201538778U (en) | 2010-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201779328U Expired - Lifetime CN201538778U (en) | 2009-09-21 | 2009-09-21 | Metallurgical molten slag treatment device |
Country Status (1)
| Country | Link |
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| CN (1) | CN201538778U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102465188A (en) * | 2010-11-05 | 2012-05-23 | 唐山市嘉恒实业有限公司 | Tank type metallurgical slag treatment apparatus |
| CN102864256A (en) * | 2012-10-17 | 2013-01-09 | 中冶东方工程技术有限公司 | Disc dehydration unit |
| CN103305640A (en) * | 2013-05-21 | 2013-09-18 | 河北钢铁股份有限公司承德分公司 | Slag treatment method of blast furnace for smelting vanadium-titanium magnetic iron ores and water granulated slag flushing box |
| CN109321696A (en) * | 2018-11-28 | 2019-02-12 | 包头钢铁（集团）有限责任公司 | Blast furnace slag treatment device and its treatment of slag |
| CN114507757A (en) * | 2022-02-15 | 2022-05-17 | 中冶东方工程技术有限公司 | Water granulated slag dewatering device and process |
-
2009
- 2009-09-21 CN CN2009201779328U patent/CN201538778U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102465188A (en) * | 2010-11-05 | 2012-05-23 | 唐山市嘉恒实业有限公司 | Tank type metallurgical slag treatment apparatus |
| CN102465188B (en) * | 2010-11-05 | 2013-09-25 | 唐山市嘉恒实业有限公司 | Tank type metallurgical slag treatment apparatus |
| CN102864256A (en) * | 2012-10-17 | 2013-01-09 | 中冶东方工程技术有限公司 | Disc dehydration unit |
| CN102864256B (en) * | 2012-10-17 | 2014-07-09 | 中冶东方工程技术有限公司 | Disc dehydration unit |
| CN103305640A (en) * | 2013-05-21 | 2013-09-18 | 河北钢铁股份有限公司承德分公司 | Slag treatment method of blast furnace for smelting vanadium-titanium magnetic iron ores and water granulated slag flushing box |
| CN109321696A (en) * | 2018-11-28 | 2019-02-12 | 包头钢铁（集团）有限责任公司 | Blast furnace slag treatment device and its treatment of slag |
| CN114507757A (en) * | 2022-02-15 | 2022-05-17 | 中冶东方工程技术有限公司 | Water granulated slag dewatering device and process |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100804 |
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| CX01 | Expiry of patent term |