CN202830050U - Slag processing system - Google Patents
Slag processing system Download PDFInfo
- Publication number
- CN202830050U CN202830050U CN2012204205863U CN201220420586U CN202830050U CN 202830050 U CN202830050 U CN 202830050U CN 2012204205863 U CN2012204205863 U CN 2012204205863U CN 201220420586 U CN201220420586 U CN 201220420586U CN 202830050 U CN202830050 U CN 202830050U
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- CN
- China
- Prior art keywords
- water
- granulation
- slag
- water lines
- tower
- 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 - Lifetime
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- 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
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- 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
- C21B2400/062—Jet nozzles or pressurised fluids for cooling, fragmenting or atomising slag
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- 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
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- 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
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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
- 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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- Furnace Details (AREA)
Abstract
The utility model provides a slag processing system which comprises a condensing tower, a cooling tower, and a first pipeline which is connected with a water outlet on the bottom portion of the condensing tower and a water inlet on the top portion of the cooling tower. The processing system further comprises a second water pipeline and a third water pipeline, wherein a first end is communicated with an water inlet of a condensing nozzle in the condensing tower, and the second water pipeline is further provided with a condensing booster pump, a first end is communicated with a water inlet of a granulation head on the condensing tower, and a second end of the second water pipeline and a second end of the third water pipeline converge to form a fourth water pipeline which is communicated with a water outlet on the bottom portion of the cooling tower. A loop of condensate water is separated from a loop of granulation water, so that one part of water cooled by the cooling tower is enabled to directly enter into the granulation head to flush slag, and the other part of the water is supplied to the condensing nozzle. The problem of insufficient granulation water caused when a slag block blocks the condensing nozzle is avoided, and the slag processing system is high in water quenching safety, simple in form, few in pipelines and low in energy consumption, and saves investment and occupied land.
Description
Technical field
The utility model relates to field of metallurgical equipment, in particular to a kind of slag handling system.
Background technology
As shown in Figure 1, at present the environment-friendly type slag handling system mainly comprises: condensing tower 1 ', warm sludge ditch 2 ', granulation 3 ', cold slag runner 4 ', granulation pond 5 ', dewatering drum 15 ', hot tub 8 ', hot water pump 9 ', cooling tower 13 ', rotary conveyor 14 ' and water loop system.The molten slag that produces is installed in granulation a 3 ' band cooling water pressure rapid water that ejects of warm sludge ditch 2 ' end and quenches; slag after the shrend and water enter granulation pond 5 ' by cold slag runner 4 '; enter after the further fragmentation of skimming plate in granulation pond 5 ' in the collection bucket in the granulation pond 5 '; enter in the dewatering drum 15 ' by web member 6 '; and the water trap through sieve plate is housed rotates and upgrades filtration; when dewatering drum 15 ' forwards vertex to; slag after the dehydration falls on the rotary conveyor 14 ' in the dewatering drum 15 ', is transported to the slag muck field again.Water after dewatering drum 15 ' filters is collected in the hot tub 8 ', and the water in the hot tub 8 ' is transported to cooling tower 13 ' cooling by hot water pump 9 ' through hot water line 10 '.Cooled water is got on the condensation nozzle 16 ' through cold water pipeline 12 ' by granulation pump 11 ' again; condensed water is caught by drip tray 17 '; guide in the receiving tank 19 ' by condensate return piping 18 ', the water of receiving tank 19 ' is got on the granulation 3 ' through condensate return pump 20 ' and is carried out again flushing cinder.
Above-mentioned slag handling system is directly used the condensate return flushing cinder through condensate return pump 20 ' circulation, and water of condensation and granulation water are water loops, can not separately use, and is easy to cause the whole system paralysis when a certain link of system goes wrong.Enter water circulation system as often having a small amount of fine sand through the filtering net in the dewatering drum 15 '; especially when the filtering net in the dewatering drum 15 ' breaks down; some larger clinkers just enter water circulation system and then stop up condensation nozzle 16 '; can cause like this 16 ' water outlet of condensation nozzle not enough; thereby cause the granulation water shortage or do not have granulation water, security incident easily occurs.
The utility model content
The utility model aims to provide a kind of slag handling system, and this slag handling system flushing cinder quality is good and safe.
To achieve these goals, according to an aspect of the present utility model, provide a kind of slag handling system, having comprised: condensing tower, cooling tower and the first water lines that connects condensing tower bottom water outlet and cooling tower top water inlet; Treatment system also comprises: the water-in of the condensation nozzle that the second water lines, first end are interior with being arranged on condensing tower is connected, and the second water lines is provided with the condensation topping-up pump; And the 3rd water lines, first end is connected with the water-in of granulation head on being arranged on condensing tower; Wherein, the second end of the second end of the second water lines and the 3rd water lines converges the 4th water lines that formation is connected with the bottom water outlet of cooling tower.
Further, also comprise: drip tray is arranged in the condensing tower; The first hot tub has water-in and water outlet, water outlet with but the water inlet of tower be connected; And the 5th water lines, the first end of the 5th water lines is connected with drip tray, and the second end is connected with the water-in of the first hot tub.
Further, also comprise: the granulation pond, be arranged on the bottom of condensing tower, the granulation pond is the granulation pond with water.
Further, also comprise: dewatering drum is connected with the granulation pond by web member; And second hot tub, be arranged on the positive lower end of dewatering drum and communicate with the first hot tub.
Further, also comprise: the 6th water lines; And recycle pump, be arranged on the 6th water lines; The first end of the 6th water lines is connected with the granulation pond, and the second end is connected with the second hot tub.
Further, also comprise slag runner and the granulation head that is arranged on slag runner one end, wherein, slag runner only is the warm sludge ditch, and the warm sludge ditch is arranged on the upper end of granulation head and the output terminal of warm sludge ditch directly is connected with condensing tower.
Further, also comprise the hot water pump that is arranged on the first water lines.
Further, also comprise the granulation pump that is arranged on the 4th water lines.
Use the technical solution of the utility model; form the 4th water lines that is connected with cooling tower by the second water lines and the 3rd water lines being set and the second water lines and the 3rd water lines being converged; separate by the loop with water of condensation and granulation water; make the cooled water part of cooling tower directly enter granulation primary drying slag; another part is supplied with the condensation nozzle; the granulation water shortage that has caused when having avoided clinker to stop up the condensation nozzle or do not have a granulation water problem, shrend is safe.In addition; the flushing cinder quality of this slag handling system is high and environmental protection effect good; form simple, pipeline is few, energy consumption is low, has saved investment and takes up an area, and can be used for processing the lead skim, copper ashes, nickel slag, ferronickel slag of blast furnace slag, COREX slag, FINEX slag and nonferrous smelting etc.
Description of drawings
The Figure of description that consists of the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of slag handling system of the prior art; And
Fig. 2 shows the structural representation of slag handling system of the present utility model.
Embodiment
Need to prove, in the situation that do not conflict, embodiment and the feature among the embodiment among the application can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
As shown in Figure 2, slag handling system comprises condensing tower 1, cooling tower 13 and the first water lines 10 that connects condensing tower 1 bottom water outlet and cooling tower 13 top water inlets; Treatment system also comprises the second water lines 121 and the 3rd water lines 122, and wherein the first end of the second water lines 121 is connected with the water-in of condensation nozzle 16 in being arranged on condensing tower 1, and the second water lines 121 is provided with condensation topping-up pump 21; The first end of the 3rd water lines 122 is connected with the water-in of granulation 3 on being arranged on condensing tower 1; The second end of the second end of the second water lines 121 and the 3rd water lines 122 converges the 4th water lines 12 that formation is connected with the bottom water outlet of cooling tower 13.
Use the technical solution of the utility model; form the 4th water lines 12 that is connected with cooling tower 13 by the 3rd water lines 121 and the 4th water lines 122 being set and the second water lines 121 and the 3rd water lines 122 being converged; separate by the loop with water of condensation and granulation water; make cooling tower 13 cooled water parts directly enter granulation 3 flushing cinder; another part is supplied with to condensation nozzle 16; the granulation water shortage that has caused when having avoided clinker to stop up the condensation nozzle or do not have a granulation water problem, shrend is safe.In addition; the flushing cinder quality of this slag handling system is high and environmental protection effect good; form simple, pipeline is few, energy consumption is low, has saved investment and takes up an area, and can be used for processing the lead skim, copper ashes, nickel slag, ferronickel slag of blast furnace slag, COREX slag, FINEX slag and nonferrous smelting etc.
The steam that the utility model adopts the 1 pair of granulation of enclosed condensing tower the to produce cooling of spraying water, native system enters in the atmosphere without steam and other obnoxious flavour substantially; The flushing cinder water cycle is used, and production process is discharged without sewage, is conducive to environment protection.Form the 4th water lines 12 and after 21 superchargings of condensation topping-up pump are set, supply water to the condensation nozzle by the second water lines 121 and the 3rd water lines 122 are converged; with respect to granulation pump of the prior art and condensation pump separately and the system that separates of granulation pipeline and condensate line; greatly reduced the quantity of pump and pipeline, reduced and taken up an area and investment.
As shown in Figure 2, also comprise drip tray 17, the first hot tub 81 and the 5th water lines 18.Wherein drip tray 17 is arranged in the condensing tower 1, the first hot tub 81 has water-in and water outlet, wherein water outlet is connected with the water inlet of cooling tower 13, and the first end of the 5th water lines 18 is connected with drip tray 17, and the second end is connected with the water-in of the first hot tub 81.
Slag handling system of the present utility model has been cancelled receiving tank of the prior art, condensate return piping and condensate return pump, the water of condensation that directly utilizes the discrepancy in elevation that condensing tower 1 interior drip tray 17 is collected is directly introduced hot tub 8 by the 5th water lines 18, so only need just to have realized conveying heat recirculated water and condensate return with one group of hot water pump and a pipeline, greatly reduce investment and occupation of land.
According to a kind of exemplary embodiments of the present utility model, also comprise granulation pond 5, granulation pond 5 is arranged on the bottom of condensing tower 1, and granulation pond 5 is for having the granulation pond 5 of water.The utility model can increase instantaneous grain slag ratio by hold hot water in granulation pond 5.Preferably, also comprise dewatering drum 15 and the second hot tub 82, wherein dewatering drum 15 is connected with granulation pond 5 by web member 6; The second hot tub 82 is arranged on the positive lower end of dewatering drum 15 and communicates with the first hot tub 81.
According to another kind of exemplary embodiments of the present utility model, also comprise the 6th water lines 19 and be arranged on the 6th water lines 19 cocycle pumps 7, wherein the first end of the 6th water lines 19 is connected with granulation pond 5, and the second end is connected with the second hot tub 82.Hot tub 8 adopts the design of two lattice; comprise the first hot tub 81 and the second hot tub 82; wherein the second hot tub 82 is the addle pond; by the 6th water lines 19 is set between the second hot tub 82 and granulation pond 5; the desilting of the second hot tub bottom can be doubled as the bottom disturbance through the bottom that recycle pump 7 is got to granulation pond 5; flow into again dewatering drum 15 interior further filtrations, effectively reduced the sediment concentration in the water.
As shown in Figure 2, this slag handling system also comprises slag runner 2 and is arranged on the granulation 3 of slag runner 2 one ends, and wherein, slag runner 2 only is the warm sludge ditch, and the warm sludge ditch is arranged on the upper end of granulation 3 and the output terminal of warm sludge ditch directly is connected with condensing tower 1.
This structure has been cancelled the cold slag runner 22 ' of commonly using in the prior art, and wherein the structure of cold slag runner can be with reference to 22 ' among the figure 1.Adopt cold slag runner 22 ' flushing cinder, easily blow out and security incident occurs, and the wearing and tearing of cold slag runner 22 ' are than very fast, maintenance cost is many, and the utility model has also just reduced corresponding investment and maintenance.In the situation that adopt cold slag runner 22 ', general 5 interior further broken slags of skimming plate that arrange in the granulation pond, the impact that this skimming plate is subject to is very large, easily damages, and needs often to change.But in this case, for cooling heat slag better, generally in granulation pond 5, be filled with the water coolant for shrend.The 5 li depth of waters that keep 1 ~ 5 meter in granulation pond can improve instantaneous grain slag ratio, increase the security of slag or coloured slag particle.
As shown in Figure 2, also comprise and be arranged on the hot water pump 9 on the first water lines 10 and be arranged on granulation pump 11 on the 4th water lines 12.
Out the material of melting flows to condensing tower 1 ingress through the warm sludge ditch in the general various smelting furnace; quench through the granulation 3 li band cooling water pressure rapid cooling waters that eject that are installed in warm sludge ditch end below; slag slurry after the shrend falls into the granulation pond 5 further shrends of condensing tower 1 bottom, wherein keeps certain depth of water in the granulation pond.The slag slurry is transported to dewatering drum 15 by the outlet of condensing tower 1 bottom in the run by gravity mode or by the slag stock pump, slag-water slurry carries out dewatering and filtering by dewatering drum 15, and the slag after dewatering drum 15 dehydration falls on the rotary conveyor 14 in the dewatering drum 15 and by it and is transported to stockyard or warehouse.
And the water that the filtering net by dewatering drum 15 filters is collected in the second hot tub 82 of dewatering drum 15 belows, and the hot water behind the second hot tub 82 desiltings is in overflow weir flows to the first hot tub 81.Water of condensation flows directly in the first hot tub 81 by the 5th waterpipe 18 after being collected by the drip tray 17 in the condensing tower 1 simultaneously, and the water in the first hot tub 81 is got to cooling tower 13 coolings by hot water pump 9 through hot water line 10 again.Through the water of cooling tower 13 cooling by granulation pump 11 near the second water lines 12 is delivered to water granulation 3; the portion of water pipe directly gives the condensation nozzle 16 water supply by the second water lines 121 after by 21 superchargings of condensation topping-up pump; hot steam in the granulating is carried out condensation; prevent that water temperature is too high, plays environmental-protection function.To granulation 3 flushing cinder, collected by the drip tray 17 at condensing tower 1 middle part by condensed water droplet by the 3rd water lines 122 consumptions for another part water, comes back in the hot tub 8 to recycle again.
The main technique equipment that the utility model adopts:
1) granulation head: be also referred to as the granulation case, formed by the orifice plate that is covered with the porous variable-diameter spray head, housing, conduit coupling.The scope of perforate on the orifice plate, minute Bouyei's slag trajectory mark in the size of eyelet, angle and hole presents non-homogeneous state with the different of slag flow section.
2) shot tank: be positioned at the below of condensing tower, in establish the grain slag pipeline, slag-water slurry is in pipeline flows into the dewatering drum divider.
3) condensing tower: be positioned at the shot tank top, comprise the diffusion valve at condensation water collection dish, condensation nozzle and top.
4) divider: one section tapered rectangular pipe, the below of pipe has the hole that section does not wait.In order to keep the shape of perforate section, be embedded with the ceramic wear-resisting liner plate.Pulp water stream is evenly distributed in slag-water slurry in the whole dewatering drum, thereby reaches preferably dehydrating effect by these bottom perforate.Thereby also can make the screen cloth even wearing, activity ratio is high.
5) dewatering drum: the blade bucket with filter screen by metal frame, double-layer filtering net cylindrical shell and drum internal perisporium forms.
6) hot water tank: be located at the below of dewatering drum, collect hot water, the hot water tank leach and be comprised of concrete from dewatering drum, be divided into two lattice, i.e. the first hot water tank and the second hot water tank middlely separate with steel plate.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
Use the technical solution of the utility model; form the 4th water lines that is connected with cooling tower by the second water lines and the 3rd water lines being set and the second water lines and the 3rd water lines being converged; separate by the loop with water of condensation and granulation water; make the cooled water part of cooling tower directly enter granulation primary drying slag; another part is supplied with the condensation nozzle; the granulation water shortage that has caused when having avoided clinker to stop up the condensation nozzle or do not have a granulation water problem, shrend is safe.In addition; the flushing cinder quality of this slag handling system is high and environmental protection effect good; form simple, pipeline is few, energy consumption is low, has saved investment and takes up an area, and can be used for processing the lead skim, copper ashes, nickel slag, ferronickel slag of blast furnace slag, COREX slag, FINEX slag and nonferrous smelting etc.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. a slag handling system comprises: condensing tower (1), cooling tower (13) and the first water lines (10) that connects the top water inlet of described condensing tower (1) bottom water outlet and described cooling tower (13); It is characterized in that, described treatment system also comprises:
The water-in of the condensation nozzle (16) that the second water lines (121), first end are interior with being arranged on described condensing tower (1) is connected, and described the second water lines (121) is provided with condensation topping-up pump (21); And
The 3rd water lines (122), first end is connected with the water-in of granulation head (3) on being arranged on described condensing tower (1); Wherein,
The second end of the second end of described the second water lines (121) and described the 3rd water lines (122) converges the 4th water lines (12) that formation is connected with the bottom water outlet of described cooling tower (13).
2. treatment system according to claim 1 is characterized in that, also comprises:
Drip tray (17) is arranged in the described condensing tower (1);
The first hot tub (81) has water-in and water outlet, and described water outlet is connected with the water-in of described cooling tower (13); And
The 5th water lines (18), the first end of described the 5th water lines (18) is connected with described drip tray (17), and the second end is connected with the described water-in of described the first hot tub (81).
3. treatment system according to claim 1 is characterized in that, also comprises:
Granulation pond (5) is arranged on the bottom of described condensing tower (1), and described granulation pond (5) is for having the granulation pond (5) of water.
4. treatment system according to claim 3 is characterized in that, also comprises:
Dewatering drum (15) is connected with described granulation pond (5) by web member (6); And
The second hot tub (82) is arranged on the positive lower end of described dewatering drum (15) and is connected with described the first hot tub (81).
5. treatment system according to claim 4 is characterized in that, also comprises:
The 6th water lines (19); And
Recycle pump (7) is arranged on described the 6th water lines (19);
The first end of described the 6th water lines (19) is connected with described granulation pond (5), and the second end is connected with described the second hot tub (82).
6. treatment system according to claim 1; it is characterized in that; also comprise slag runner (2) and be arranged on the granulation head (3) of described slag runner (2) one ends; wherein; described slag runner (2) only is the warm sludge ditch, and described warm sludge ditch is arranged on the upper end of described granulation head (3) and the output terminal of described warm sludge ditch directly is connected with described condensing tower (1).
7. treatment system according to claim 1 is characterized in that, also comprises the hot water pump (9) that is arranged on described the first water lines (10).
8. treatment system according to claim 1 is characterized in that, also comprises the granulation pump (11) that is arranged on described the 4th water lines (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204205863U CN202830050U (en) | 2012-08-22 | 2012-08-22 | Slag processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204205863U CN202830050U (en) | 2012-08-22 | 2012-08-22 | Slag processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202830050U true CN202830050U (en) | 2013-03-27 |
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ID=47941804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204205863U Expired - Lifetime CN202830050U (en) | 2012-08-22 | 2012-08-22 | Slag processing system |
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| Country | Link |
|---|---|
| CN (1) | CN202830050U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104998890A (en) * | 2015-07-17 | 2015-10-28 | 成都易态科技有限公司 | Industrial slag disposal system |
-
2012
- 2012-08-22 CN CN2012204205863U patent/CN202830050U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104998890A (en) * | 2015-07-17 | 2015-10-28 | 成都易态科技有限公司 | Industrial slag disposal system |
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Granted publication date: 20130327 |
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| CX01 | Expiry of patent term |