CN2784422Y - Slag granulating device for metallurgical furnace - Google Patents
Slag granulating device for metallurgical furnace Download PDFInfo
- Publication number
- CN2784422Y CN2784422Y CNU2005200089613U CN200520008961U CN2784422Y CN 2784422 Y CN2784422 Y CN 2784422Y CN U2005200089613 U CNU2005200089613 U CN U2005200089613U CN 200520008961 U CN200520008961 U CN 200520008961U CN 2784422 Y CN2784422 Y CN 2784422Y
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- CN
- China
- Prior art keywords
- water trap
- water
- dehydrator
- stagnates
- 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 - 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
- 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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Abstract
The utility model relates to a slag granulating device for a metallurgical furnace, which comprises a crossbeam installing frame on which a dehydrator, a dehydrator driving device, an air exhausting device and an air collecting device are arranged, wherein the dehydrator is positioned below the air exhausting device, one side of the dehydrator is provided with a receiving hopper, the high end of the receiving hopper extends into the dehydrator, and a discharge port of the lower end of the receiving hopper is positioned outside the dehydrator; the other side of the dehydrator is provided with a stagnation punching tank, the high end of which is connected with a slag ditch, the lower end of the stagnation punching tank is provided with a slag water distributor which is positioned in the dehydrator and is positioned at the lower part of the dehydrator, a high-pressure nozzle is arranged on the stagnation punching tank, and slag water enters the dehydrator through the slag water distributor. The utility model has the advantages of simple structure and few operation failures.
Description
Technical field
The utility model relates to a kind of metallurgical slag granulating device, and this slag granulation device has been cancelled the granulation wheel mechanism, uses towards stagnate case and high pressure water towards slag is carried out granulation.
Background technology
Chinese patent 97228276.9 discloses a kind of wheel method furnace slag particle makeup and has put, and comprises transmission mechanism, slag slide mouth, pelletizer.Water trap, hopper, aiutage is characterized in that, water trap is made of housing, ring gear, backing ring, wheel hub, wheel carrier, screen cloth, sieve sheet.Slag slide mouth is positioned at the slag ingress of pelletizer top, and the granulation wheel is positioned at the pelletizer housing, links to each other with transmission mechanism outward; the pelletizer housing goes out the grain slag end and stretches in the water trap; water trap is positioned at the aiutage below, and outer and transmission mechanism links, and hopper stretches into top in the water trap.The investment of this patent is little, and energy consumption is low, the level of automation height, and industrial pollution is little, has improved work situation, has avoided slag band iron to blow out the generation of phenomenon.But, because the temperature of slag is higher, often make granulation wheel early failure, therefore, need to propose a kind of novel metallurgical slag granulating device.
Summary of the invention
The purpose of this utility model is to provide a kind of metallurgical slag granulating device; this slag granulation device has been cancelled the granulation wheel, and use is dashed towards stagnate case and high pressure water metallurgical slag is carried out granulation, has reduced operation troubles; improve the granulating device life-span, reduced the maintenance of equipment number of times.
The purpose of this utility model is realized by following technical proposals: a kind of metallurgical slag granulating device; a crossbeam erecting frame is arranged; water trap is housed on it; the water trap drive unit; gas barrier; gas extractor; described water trap is positioned at the gas barrier below; described water trap one side is provided with a hopper; the high-end of this hopper stretches in the water trap; the discharge opening of this hopper low side is positioned at the water trap outside; described water trap opposite side is provided with one and dashes the case that stagnates; should join with slag runner towards the case that stagnates is high-end; should dash the case low side that stagnates and be provided with the pulp water divider; described pulp water divider is positioned at water trap; and be positioned at the water trap bottom, the described case that stagnates that dashes is provided with high pressure spray nozzle, and pulp water enters described water trap through described pulp water divider.
Compared with the prior art the utility model has following advantage:
1, the utility model dashes replacement granulation wheel with dashing stagnant case and high pressure water, and designs simplification has reduced operation troubles.
2, the utility model has reduced energy consumption with dashing stagnant case and high pressure water towards metallurgical slag is carried out granulation.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples
Fig. 1, structural representation of the present utility model (broken section)
Fig. 2, left side of the present utility model structural representation (left side view of Fig. 1)
Fig. 3, the box structure synoptic diagram that stagnates that dashes of the present utility model
Fig. 4, pulp water divider synoptic diagram of the present utility model (the A-A sectional view of Fig. 3)
Embodiment
Referring to Fig. 1; Fig. 3; metallurgical slag granulating device of the present utility model; a crossbeam erecting frame 1 is arranged; water trap 3 is housed on it; water trap drive unit 14; gas barrier 4; gas extractor 2; described water trap is positioned at the gas barrier below; described water trap one side is provided with a hopper 13; the high-end of this hopper stretches in the water trap; the discharge opening of this hopper low side is positioned at the water trap outside; described water trap opposite side is provided with one and dashes the case 5 that stagnates; should join (part that described slag runner belongs to metallurgical equipment) with slag runner 9 towards the case that stagnates is high-end, should dash stagnant case low side and be provided with pulp water divider 12, described pulp water divider is positioned at water trap; and be positioned at the water trap bottom; the described case that stagnates that dashes is provided with high pressure spray nozzle 8; 11, high pressure spray nozzle can be provided with a plurality of, and pulp water enters described water trap through described pulp water divider.In the present embodiment, the assembly relation and the assembly relation in the prior art of described water trap, water trap drive unit, gas barrier, gas extractor and crossbeam erecting frame are basic identical, are not described in detail at this.
Referring to Fig. 1, in the present embodiment, gas extractor can be provided with two covers, and the metallurgical slag granulating device side (left side) of slagging tap is provided with a cover gas extractor 2, and the vapor collection that produces when the discharge opening of hopper low side is slagged tap is to gas barrier; Metallurgical slag granulating device slag input side (right side) is provided with a cover gas extractor 6, and the vapor collection that produces in the blast furnace slag granulating is arrived gas barrier.
Referring to Fig. 1 and Fig. 2, in the present embodiment, water trap is made of housing 31, bottom tank, rotary drum 32, gear ring 33, backing ring, wheel carrier, screen cloth, sieve sheet.The water trap and the evaporator structure in the prior art of present embodiment are basic identical, are not described in detail at this.
Referring to Fig. 1 and Fig. 3, in the present embodiment, the water trap right side is provided with one and dashes the case 5 that stagnates, should join with slag runner 9 towards the case that stagnates is high-end, should dash stagnant case low side and be provided with pulp water divider 12, described pulp water divider is positioned at water trap, and be positioned at the water trap bottom, described being provided with towards the case that stagnates is provided with a plurality of mouths that spray water with high pressure, and the concrete structure and the water jet in the prior art of its water jet are basic identical, are not described in detail at this.
Referring to Fig. 3 and Fig. 4, in the present embodiment, the described case that stagnates that dashes is provided with domatic granulation sections 52, and the described upper box that dashes the case that stagnates is provided with cooling water pipeline.In the present embodiment, dash the case that stagnates and be a rectangular duct shape, for the needs on making and keeping in repair, dashing the case that stagnates can be combined by upper box 51 and lower box 10 two portions.Be provided with upper box cooling water pipeline 7 on upper box, this upper box top is provided with a plurality of stair-stepping water jets (its structure formation is identical with existing basic fundamental), is used for cooling of upper box.In order to guarantee that grain slag enters water trap uniformly, described pulp water divider is provided with high-order baffle plate 121, low level baffle plate 123 and multiple tracks dividing plate 122.In the present embodiment, high-order baffle plate is higher 0.5 meter than low level baffle plate, and 10 road dividing plates equidistantly are set in the pulp water divider altogether, and high-order baffle plate is arranged on the water trap screen cloth side that descends, and the low level baffle plate is arranged on the water trap screen cloth side that rises.When the grain slag water mixture is advanced into the pulp water divider under the domatic granulation sections; after the separation of 10 road dividing plates; grain slag is deposited in the pulp water dispenser bottom earlier; fall in the water trap screen cloth with lower velocity of flow from low level baffle plate one side in the mode of overflowing with the current that constantly wash away then, carry out processed.
Working process of the present utility model is as follows: blast furnace slag enters through slag runner and dashes the case that stagnates, and towards granulation, forms grain slag product by the shrend effect through high pressure spray nozzle water, and its particle diameter is 1.2-4.0mm.Subsequently, slag-water slurry falls into water trap sieve bucket simultaneously.Realize that by the screen cloth in 1.2-4.0mm gap in the sieve bucket pulp water separates, the finished product grain slag is then stayed in the sieve bucket, and water then sees through screen cloth and flows into the bottom tank.Along with the rotation of water trap, the slag in the sieve bucket rises slowly, turns over when reaching the top to fall to enter hopper, falls on the conveyor by the discharge opening of hopper low side, transports sludge-store cabin or cinder yard to.The high-temperature steam that produces in granulation and dehydration is introduced the gas barrier on water trap top, high altitude discharge by gas extractor.Granulation and dehydration are in full closeding state, and operator avoid the harm of steam, and pollutant emission is up to state standards.Recirculated water by the water trap screen filtration; overflow port and water return pipeline through the bottom tank enter water collecting basin; rise in the metallurgical slag granulating device with water circulating pump there; still contain some solid particulate in the water less than 1.2mm; be deposited in the water collecting basin bottom; this part solid sediment rises to water trap sieve bucket top with the slag stock pump, carries out second dehydration.
Claims (4)
1; a kind of metallurgical slag granulating device; a crossbeam erecting frame (1) is arranged; water trap (3) is housed on it; the water trap drive unit; gas barrier (4); gas extractor (2); described water trap is positioned at the gas barrier below; described water trap one side is provided with a hopper (13); the high-end of this hopper stretches in the water trap; the discharge opening of this hopper low side is positioned at the water trap outside; it is characterized in that: described water trap opposite side is provided with one and dashes the case (5) that stagnates; should join with slag runner towards the case that stagnates is high-end; should dash the case low side that stagnates and be provided with pulp water divider (12); described pulp water divider is positioned at water trap; and be positioned at the water trap bottom, the described case that stagnates that dashes is provided with high pressure spray nozzle, and pulp water enters described water trap through described pulp water divider.
2, metallurgical slag granulating device according to claim 1 is characterized in that: the described case that stagnates that dashes is provided with the domatic granulation sections.
3, metallurgical slag granulating device according to claim 2 is characterized in that: described pulp water divider is provided with high-order baffle plate, low level baffle plate and multiple tracks dividing plate.
4, metallurgical slag granulating device according to claim 2 is characterized in that: described pulp water divider is installed on the crossbeam erecting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200089613U CN2784422Y (en) | 2005-03-24 | 2005-03-24 | Slag granulating device for metallurgical furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200089613U CN2784422Y (en) | 2005-03-24 | 2005-03-24 | Slag granulating device for metallurgical furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2784422Y true CN2784422Y (en) | 2006-05-31 |
Family
ID=36771398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200089613U Expired - Lifetime CN2784422Y (en) | 2005-03-24 | 2005-03-24 | Slag granulating device for metallurgical furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2784422Y (en) |
Cited By (2)
| 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 |
| CN107326129A (en) * | 2017-07-07 | 2017-11-07 | 扬州市顺达科技有限公司 | A kind of blast furnace scum filtering device |
-
2005
- 2005-03-24 CN CNU2005200089613U patent/CN2784422Y/en not_active Expired - Lifetime
Cited By (4)
| 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 |
| CN107326129A (en) * | 2017-07-07 | 2017-11-07 | 扬州市顺达科技有限公司 | A kind of blast furnace scum filtering device |
| CN107326129B (en) * | 2017-07-07 | 2022-12-02 | 扬州市顺达科技有限公司 | Blast furnace scum filtering device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20150324 Granted publication date: 20060531 |