CN201817499U - Water processing system for blast-furnace slag granulation - Google Patents
Water processing system for blast-furnace slag granulation Download PDFInfo
- Publication number
- CN201817499U CN201817499U CN2010202727164U CN201020272716U CN201817499U CN 201817499 U CN201817499 U CN 201817499U CN 2010202727164 U CN2010202727164 U CN 2010202727164U CN 201020272716 U CN201020272716 U CN 201020272716U CN 201817499 U CN201817499 U CN 201817499U
- Authority
- CN
- China
- Prior art keywords
- water
- tower
- pond
- blast
- furnace slag
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/02—Physical or chemical treatment of slags
- C21B2400/022—Methods of cooling or quenching molten slag
- C21B2400/024—Methods of cooling or quenching molten slag with the direct use of steam or liquid coolants, e.g. water
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/02—Physical or chemical treatment of slags
- C21B2400/032—Separating slag from liquid, e.g. from water, after quenching
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/066—Receptacle features where the slag is treated
- C21B2400/072—Tanks to collect the slag, e.g. water tank
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/066—Receptacle features where the slag is treated
- C21B2400/074—Tower structures for cooling, being confined but not sealed
Landscapes
- Furnace Details (AREA)
Abstract
The utility model relates to the field of metallurgical ironmaking equipment, in particular to a water processing system for blast-furnace slag granulation. The water processing system for blast-furnace slag granulation comprises a condensing tower, a granulator, a dewatering drum, a water collecting tank, a sedimentation tank, a lift pump, a cooling tower, a cold water tank, a condensed water supply pump, an overflow pipe and a water supplement pipe of the system, wherein the height difference between a water collecting disk in the condensing tower and the granulator arranged under the condensing tower is from 20 to 25 meters; and a water outlet of the cooling tower is respectively connected with the cold water tank, the condensed water supply pump, the condensing tower, the granulator, the dewatering drum, the water collecting tank, the sedimentation tank and the lift pump through pipelines, a water outlet of the lift pump is connected with a water inlet of the cooling tower through a pipeline, the overflow pipe is installed on the cold water tank under the water collecting tower and the cooling tower, and the water supplement pipe of the system is installed on the cold water tank. The water processing system for blast-furnace slag granulation has the advantages of simple pipelines, easy operation and management as well as low water consumption and energy consumption.
Description
Technical field
The utility model relates to a kind of metallurgical iron-making devices field, is specifically related to a kind of blast-furnace slag granulation water treatment system.
Background technology
The waste residue of discharging when blast furnace slag is ironmaking, one every refining 1t pig iron produces the 300-500kg blast furnace slag, and its main component is Calucium Silicate powder or calcium aluminate etc., has been widely used as cement, slag brick and other material of construction after the granulation.In the blast furnace supply and drain water system, the slag granulation water treatment is an important integral part, and it not only makes slag granulation water be recycled, and can also obtain comparatively fine by-product---granulated blast-furnace grain slag.Traditional blast-furnace slag granulation water treatment system has generally adopted: system one, referring to Fig. 1, granulation supplies water and condensing tower supplies water adopts different pressures respectively, the working shaft group of different flow, wherein the water in the cooling tower is behind granulation water working shaft, again through the water behind pelletizer, the dewatering drum after collecting pond and settling tank, deliver to the cooling tower cooling by lift pump again; The water of cooling tower passes through water of condensation working shaft and condensing tower again behind water cooling pond, the condensing tower draining is delivered to the cooling tower cooling by lift pump again through equalizing tank (jar).System one adopts the independent water treatment system of two covers, is provided with four groups of pumps, three overflow pipes; System two; referring to Fig. 2; compare with system one; difference is: the condensing tower draining is behind equalizing tank (jar); pressurize the back without cooling tower, water cooling pond and granulation water working shaft by lift pump again, and directly use for the blast-furnace slag granulation, system two adopts the independent water treatment system of a cover; be provided with three groups of pumps, three overflow pipes.The general character that system one and system two exists is: the condensing tower draining is all passed through equalizing tank (jar) and is regulated the back and promoted by pump, and power consumption, that equalizing tank (jar) liquid level is controlled difficulty is big; This external system one piping system is many, the pipeline complexity, and water loss is big, and systematic water balance control is difficult, and management workload is big, takes up an area of greatly, invests high; System's two operation and complex management.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of pipeline simple at the deficiency of above-mentioned prior art existence, and water loss is few, occupation of land is little, energy consumption is low, the blast-furnace slag granulation water treatment system of management easy to operate.
The utility model is that the technical scheme that problem adopted of the above-mentioned proposition of solution is: blast-furnace slag granulation water treatment system, include condensing tower, pelletizer, dewatering drum, collection pond, settling tank, lift pump, cooling tower, water cooling pond, water of condensation working shaft, overflow pipe and system water supplement pipe, collecting the height of water pond and the difference of altitude of the pelletizer that the condensing tower below is provided with in the condensation Tata is 20-25m; The water outlet of cooling tower is connected by pipeline successively with water cooling pond, water of condensation working shaft, condensing tower, pelletizer, dewatering drum, collection pond, settling tank, lift pump; the water outlet of lift pump is connected by pipeline with the water-in of cooling tower; overflow pipe is installed on the water cooling pond of collecting pond and cooling tower below, and the system water supplement pipe is installed on the water cooling pond.
Press such scheme, described condensing tower tower height is 32-37m, and collecting the water pond height in the condensation Tata is 20-23m.
The beneficial effects of the utility model are: 1, pipeline is simple, the easy handling management.2, conventional condensing tower height is increased, collect the water pond height in the tower and improve thereupon, and form difference of altitude with pelletizer, its difference of altitude satisfies for the blast furnace slag granulation device provides water supply pressure; 3, condensing tower is not established outward and is collected pond (jar) and promote water pump, and floor space reduces.4, system has reduced collection pond (jar) and has promoted water pump, and energy consumption is reduced.5, length of pipeline shortens, and has reduced excessive water consumption height and the pollution on the environment that causes of system water effectively.6, system has reduced overflow, has saved the energy.
Description of drawings
The blast-furnace slag granulation water treatment system one that Fig. 1 is traditional
The blast-furnace slag granulation water treatment system two that Fig. 2 is traditional
Fig. 3 structural representation of the present utility model
1, overflow pipe 2, system water supplement pipe
Embodiment
Further specify embodiment of the present utility model below in conjunction with accompanying drawing.
Referring to Fig. 3, blast-furnace slag granulation water treatment system, include condensing tower, pelletizer, dewatering drum, collection pond, settling tank, lift pump, cooling tower, water cooling pond, water of condensation working shaft, overflow pipe 1 and system water supplement pipe 2, the condensing tower tower height is 37m, collect water pond height 22m in the condensation Tata, collecting the height of water pond and the difference of altitude of the pelletizer that the condensing tower below is provided with in the condensation Tata is 22m; The water outlet of cooling tower is connected by pipeline successively with water cooling pond, water of condensation working shaft, condensing tower, pelletizer, dewatering drum, collection pond, settling tank, lift pump; the water outlet of lift pump is connected by pipeline with the water-in of cooling tower; overflow pipe 1 is installed on the water cooling pond of collecting pond and cooling tower below, and system water supplement pipe 2 is installed on the water cooling pond.
System adopts the independent water treatment system of a cover, two groups of pumps, two overflow pipes.
Working process is: the water in the cooling tower pumps in the condensing tower through the water of condensation working shaft after flowing into water cooling pond, and the water in the condensing tower feeds pelletizer; Blast-furnace slag in the pelletizer becomes the granulated blast-furnace grain slag after granulation, grain slag is behind dewatering drum, and slag is transported to the grain slag stockyard through rotary conveyor, with standby, water behind the rotary drum flows into settling tank after flowing into and collecting the pond again, and the water in the settling tank pumps into cooling tower through lift pump; The water of system water supplement pipeline also flows in the cooling tower, and cooled water pumps into condensing tower by water of condensation water supply+pump again, with this cycle operation.
The condensing tower height increases; collect the water pond height in the tower improves thereupon; collect water pond and pelletizer and form difference of altitude, its difference of altitude satisfies for the blast furnace slag granulation device provides water supply pressure, has guaranteed the water circulation use of granulation water treatment system; also make outer need not the establishing of condensing tower collect pond (jar) and promote water pump; the pipeline of blast-furnace slag water treatment system is reduced, be convenient to operational administrative, also reduced floor space; reduce energy consumption, saved resource.
Claims (2)
1. blast-furnace slag granulation water treatment system, include condensing tower, pelletizer, dewatering drum, collection pond, settling tank, lift pump, cooling tower, water cooling pond, water of condensation working shaft, overflow pipe and system water supplement pipe, it is characterized in that: collecting the height of water pond and the difference of altitude of the pelletizer that the condensing tower below is provided with in the condensation Tata is 20-25m; The water outlet of cooling tower is connected by pipeline successively with water cooling pond, water of condensation working shaft, condensing tower, pelletizer, dewatering drum, collection pond, settling tank, lift pump; the water outlet of lift pump is connected by pipeline with the water-in of cooling tower; overflow pipe is installed on the water cooling pond of collecting pond and cooling tower below, and the system water supplement pipe is installed on the water cooling pond.
2. blast-furnace slag granulation water treatment system as claimed in claim 1 is characterized in that: described condensing tower tower height is 32-37m, and collecting the water pond height in the condensation Tata is 20-23m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202727164U CN201817499U (en) | 2010-07-27 | 2010-07-27 | Water processing system for blast-furnace slag granulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202727164U CN201817499U (en) | 2010-07-27 | 2010-07-27 | Water processing system for blast-furnace slag granulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201817499U true CN201817499U (en) | 2011-05-04 |
Family
ID=43915462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202727164U Expired - Fee Related CN201817499U (en) | 2010-07-27 | 2010-07-27 | Water processing system for blast-furnace slag granulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201817499U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230038A (en) * | 2011-07-26 | 2011-11-02 | 中冶赛迪工程技术股份有限公司 | Slag granulation steam recovering device |
| CN102260765A (en) * | 2011-07-26 | 2011-11-30 | 中冶赛迪工程技术股份有限公司 | Tower-type slag granulation steam-recovery unit |
| CN102864255A (en) * | 2012-09-19 | 2013-01-09 | 中冶南方工程技术有限公司 | Safety control method for blast furnace minter process slag treatment granulation water supply system |
| CN102876821A (en) * | 2012-09-03 | 2013-01-16 | 中冶南方工程技术有限公司 | Water supply method for blast-furnace slag water treatment and water supply systems |
| CN103937916A (en) * | 2014-05-15 | 2014-07-23 | 天津冶金集团轧三钢铁有限公司 | Slag pelletizing system |
| CN109897921A (en) * | 2017-12-11 | 2019-06-18 | 上海梅山钢铁股份有限公司 | English bar washing slag water zero-discharge treatment system |
-
2010
- 2010-07-27 CN CN2010202727164U patent/CN201817499U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230038A (en) * | 2011-07-26 | 2011-11-02 | 中冶赛迪工程技术股份有限公司 | Slag granulation steam recovering device |
| CN102260765A (en) * | 2011-07-26 | 2011-11-30 | 中冶赛迪工程技术股份有限公司 | Tower-type slag granulation steam-recovery unit |
| CN102260765B (en) * | 2011-07-26 | 2012-09-26 | 中冶赛迪工程技术股份有限公司 | Tower-type slag granulation steam-recovery unit |
| CN102230038B (en) * | 2011-07-26 | 2012-10-31 | 中冶赛迪工程技术股份有限公司 | Slag granulation steam recovering device |
| CN102876821A (en) * | 2012-09-03 | 2013-01-16 | 中冶南方工程技术有限公司 | Water supply method for blast-furnace slag water treatment and water supply systems |
| CN102876821B (en) * | 2012-09-03 | 2014-03-12 | 中冶南方工程技术有限公司 | Water supply method for blast-furnace slag water treatment and water supply systems |
| CN102864255A (en) * | 2012-09-19 | 2013-01-09 | 中冶南方工程技术有限公司 | Safety control method for blast furnace minter process slag treatment granulation water supply system |
| CN102864255B (en) * | 2012-09-19 | 2013-11-20 | 中冶南方工程技术有限公司 | Safety control method for blast furnace minter process slag treatment granulation water supply system |
| CN103937916A (en) * | 2014-05-15 | 2014-07-23 | 天津冶金集团轧三钢铁有限公司 | Slag pelletizing system |
| CN103937916B (en) * | 2014-05-15 | 2015-12-30 | 天津冶金集团轧三钢铁有限公司 | Slag granulating system |
| CN109897921A (en) * | 2017-12-11 | 2019-06-18 | 上海梅山钢铁股份有限公司 | English bar washing slag water zero-discharge treatment system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201817499U (en) | Water processing system for blast-furnace slag granulation | |
| CN102787187B (en) | System and method for generating power with blast-furnace slag washing water and exhaust steam low-temperature waste heat | |
| CN103866058B (en) | Blast furnace rotary drum method using exhaust heat of slag flushing water utilizes combined supply system | |
| CN103060497B (en) | Blast furnace slag sweeping water waste heat power generation system | |
| CN205419100U (en) | High slag thick liquid conveying system | |
| CN204211758U (en) | A kind of circulation water of blast furnace heat-exchanger rig | |
| CN203530347U (en) | Granulation-pump-free high temperature slag water quenching system | |
| CN206069908U (en) | A kind of blast furnace ironmaking water circulation system | |
| CN208104088U (en) | The cooling of thermal power plant bottom ash overflow water process and cyclic utilization system | |
| CN209098704U (en) | A kind of blast furnace furnace wall dual-cooled circulatory system | |
| CN202482332U (en) | System for recovering waste heat of slag flushing water of blast furnace | |
| CN101891329A (en) | Method for treatment of turbid circulating water by steelmaking slag | |
| CN207632792U (en) | A kind of anaerobic jar dross collection breaker | |
| CN205953651U (en) | Fast anaerobic reactor of multistage unsteady flow | |
| CN203976528U (en) | Turbid circulating water treatment system for gas-based shaft kiln directly reduced ironmaking | |
| CN216786171U (en) | Slag-water mixture treatment system | |
| CN201433221Y (en) | Water circulation device for blast furnace slag processing system | |
| CN205473843U (en) | Energy -conserving high -efficient blast furnace water conservancy towards slag system all | |
| CN214738402U (en) | System for reducing water consumption in titanium dioxide production | |
| CN209024563U (en) | A kind of device reducing blast furnace slag quenching water dregginess | |
| CN103585816B (en) | A kind of process furnace gas after the processing method of Waste Sulfuric Acid that produces and treatment system | |
| CN204702569U (en) | The charging water-distributing device of anaerobic digestor | |
| CN203402978U (en) | Continuous casting wastewater treatment device for steel billet | |
| CN203229545U (en) | Blast-furnace slag waste heat power generation system | |
| CN102990028A (en) | Device for charging overbottom pressure of continuously-cast turbid circulating water to tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20150727 |
|
| EXPY | Termination of patent right or utility model |