CN208684996U - A kind of granulated processed equipment of liquid steel slag - Google Patents
A kind of granulated processed equipment of liquid steel slag Download PDFInfo
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- CN208684996U CN208684996U CN201821201633.9U CN201821201633U CN208684996U CN 208684996 U CN208684996 U CN 208684996U CN 201821201633 U CN201821201633 U CN 201821201633U CN 208684996 U CN208684996 U CN 208684996U
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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 discloses a kind of granulated processed equipment of liquid steel slag, including material-receiving device, it is blown granulating device, water mist cooling apparatus, cooling discharge device indirectly, concentration equipment, dreg cooling chamber and waste-heat recovery device, material-receiving device is arranged the outside of dreg cooling chamber and is connected to dreg cooling chamber, the discharge outlet of material-receiving device is arranged in the tuyere of blowing granulating device, the hydraulic spray nozzle of water mist cooling apparatus and indirectly cooling discharge device setting are in dreg cooling chamber, cooling discharge device is connected to concentration equipment indirectly, the top of dreg cooling chamber is arranged in waste-heat recovery device, the high-temperature vapor generated in dreg cooling chamber is recycled by the waste-heat recovery device of top.The utility model designs the cooling reduction cooling velocity of three-level; liquid steel slag is broken up granulation and realized primary cooling by high pressure tuyere; secondary cooling is realized by water mist sprinkling on steel slag flight path; steel slag falls on cold slag-bed realization of being absorbed heat indirectly by recirculated water and cools down three times, improves the toughness of tailing vitreum.
Description
Technical field
The utility model belongs to metallurgical fixed-end forces technical field, and in particular to a kind of granulated processed of liquid steel slag is set
It is standby.
Background technique
Clinker is the primary condition of metallurgical reaction and the inevitable outcome of smelting process.Requirement with country to environmental protection
Increasingly strict, steel enterprise continuously attempts to various methods and solves the metallurgical solid waste such as scum, steel slag.Existing Technologies of Steel Slag Treatment mainly has heat
The method of sprinkling, drop tank method, wind quenching method, water quenching etc., wherein wind quenching method is relatively small using high-temperature liquid state steel slag intermolecular attraction, is led to
The air-flow for crossing high pressure nozzle ejection, breaks up graining steel slag, and steel slag particle passes through the primary cooling of air-flow, then falls into two in pond
Secondary cooling, the steel slag particle of recycling is after magnetic separation, and iron content part can directly return converter recycling, and tailing part can be used for
Construction material is produced, or is segmented by particle, blasting guardrail is directly used as, realizes the comprehensive utilization of resources of steel slag.
However, there are still some defects for existing wind quenching slag technology:
Firstly, temperature is about 850~100 DEG C after wind quenching slag once cools down, subsequent direct water-cooling, magnetic separation tailing is as spray
The hardness of sand material is very big, lacks necessary toughness, in practical sandblasting in use, recovery utilization rate is very low, influences its sale price
Lattice cannot accomplish that resource maximally utilizes；
Secondly, steel slag is fished for from pond, dedicated fishing slag equipment need to be configured, adds additional cost of investment and land occupation face
Product；
Finally, the hot-air, vapor in wind quenching slag are because meet environmental requirement, steel mill is typically chosen by above pond
Direct outlet, wastes thermal energy and water resource.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide at a kind of granulation of liquid steel slag
Manage equipment.
To achieve the above object, the technical solution of the utility model are as follows: a kind of granulated processed equipment of liquid steel slag, including
Material-receiving device, water mist cooling apparatus, cools down discharge device, concentration equipment and dreg cooling chamber, the splicing at blowing granulating device indirectly
Device is arranged the outside of dreg cooling chamber and is connected to dreg cooling chamber, and the discharge port of material-receiving device is arranged in the tuyere for being blown granulating device
Place, the hydraulic spray nozzle of water mist cooling apparatus and indirectly cooling discharge device setting are in dreg cooling chamber, the indirect cooling discharge dress
It sets and is connected to concentration equipment.
Further, the slag processing equipment further includes waste-heat recovery device, and the waste-heat recovery device includes waste heat
The outside of dreg cooling chamber is arranged in boiler, deduster and muffler, waste-heat recovery device, and dreg cooling chamber is connected by pipeline and waste heat boiler
Logical, muffler is arranged on the pipeline between dreg cooling chamber and waste heat boiler, and deduster is connected to waste heat boiler.
Further, the material-receiving device includes being tumbled by material residue basin, heating tilting mechanism and buffer slide chute, the heating
Mechanism is arranged on the base, is connect by material residue basin with heating tilting mechanism, the lower section by material residue basin, material feeding is arranged in buffer slide chute
Slag basin is connected to by buffer slide chute with dreg cooling chamber.
Further, described to be equipped with suspender and attachment base by material residue basin, the heating tilting mechanism includes motor, tumbles
Bracket, tipping pitman and column are fixed on dump cradle by material residue basin by attachment base, one end of the tipping pitman with by material residue
Attachment base on basin is fixedly connected, and the other end of tipping pitman is connected to motor by shaft coupling, and tipping pitman is connected to the one of column
End, the other end connection of column is on the base.
Further, the blowing granulating device includes high pressure blower, pipeline and tuyere, and high pressure blower passes through pipeline and wind
Mouth connection, tuyere setting delay the inside exported in the case where rushing chute, are equipped with air damper in pipeline.
Further, the water mist cooling apparatus includes water tank, booster pump and hydraulic spray nozzle, and grain is broken up on hydraulic spray nozzle edge
The flight path of slugging is arranged on the inner wall of dreg cooling chamber, and water tank, booster pump are arranged in the outside of dreg cooling chamber, and the one of booster pump
End is connected to water tank, and the other end of booster pump is connected to by pipeline with hydraulic spray nozzle.
Further, the indirect cooling discharge device includes cold slag-bed, slag scraping mechanism, aggregate bin and drag conveyor,
The bottom of the cold slag-bed is equipped with circulating water pipe, and slag scraping mechanism is mounted on cold slag-bed and moves up and down along the surface of cold slag-bed and scrapes
The lower end of cold slag-bed is arranged in slag, aggregate bin, and the discharge port of aggregate bin is connected to the feeding inlet of drag conveyor.
Further, the cold slag-bed is arranged in dreg cooling chamber, and the inclination angle of cold slag-bed and horizontal plane is 25 °~35 °,
One end of the drag conveyor is horizontally arranged at the lower section of aggregate bin, and the inclination angle of the other end horizontal plane of drag conveyor is
30 °~40 °, the discharge gate of drag conveyor is connected to the buffering cold burden storehouse of concentration equipment.
Further, the slag scraping mechanism includes scraper plate, conveyor chain and sprocket wheel, and sprocket wheel is arranged by bracket in cold slag-bed
Top, conveyor chain and sprocket engagement, scraper plate are connected on conveyor chain.
Further, the concentration equipment includes buffering cold burden storehouse, oscillating feeder, magnetic separator, fine fodder storehouse and tailing storehouse,
Buffering cold burden storehouse feed inlet be connected to the discharge gate of drag conveyor, buffering cold burden storehouse discharge port and oscillating feeder into
Material mouth connection, the discharge port of oscillating feeder are connected to the feed inlet of magnetic separator, and fine fodder storehouse is set side by side below magnetic separator
It is connected to respectively with fine fodder storehouse and tailing storehouse with two discharge ports in tailing storehouse, magnetic separator.
The advantages of using technical solutions of the utility model are as follows:
1. the utility model designs, three-level is cooling to reduce cooling velocity, and liquid steel slag is broken up granulation and realized by high pressure tuyere
It is primary cooling, realize that secondary cooling, steel slag are fallen on cold slag-bed by between recirculated water by water mist sprinkling on steel slag flight path
It connects heat absorption realization to cool down three times, by cooling down three times for air, water mist and cold slag-bed, the temperature after liquid steel slag granulation is down to
100 DEG C~150 DEG C hereinafter, can not only reduce the influence to magnetic separator, can also improve the toughness of tailing vitreum.
2. the utility model wind quenching solid impurity particle degree is very small, it is divided into fine fodder and tailing after magnetic separation, wherein fine fodder contains
Iron is higher, can directly return to converter smelting and be recycled；Tailing containing vitreum it is more, can export trade be used as sand-blasting abrasive, and by
It is preferable in the toughness by repeatedly cooling vitreum, it can repeatedly recycle, added value with higher.
3. the heating tilting mechanism of the utility model design, can effectively heat low temperature liquid steel slag, promote its mobility,
Guarantee that wind quenching is granulated effect；The setting of waste-heat recovery device can effective recycling steel slag thermal energy, avoid the waste of the energy；Scrape slag
Mechanism scrapes graining steel slag to aggregate bin from tilting on cold slag-bed, solve in the prior art that steel slag is fished for from pond, need to match
The problem of setting dedicated fishing slag equipment, adding additional cost of investment and occupied area.
4. the utility model uses the type of cooling of water mist and recirculated water, the waste of water resource can be effectively reduced, is not necessarily to
Circulating cooling steel slag is carried out in multiple ponds, keeps the occupation area of equipment small.
5. liquid steel slag includes vessel slag and casting residue, two kinds of steel slag properties are essentially identical, and vessel slag topples over slag by converter
After tank can cross-docking to the present apparatus carry out wind quenching granulation；Casting residue can be directly poured into ladle according to site layout project situation
The present apparatus carries out wind quenching granulation, is transported to the processing of this equipment again after can also turning slag ladle, being capable of efficient process liquid vessel slag, casting
Recrement matches use with live converter, continuous casting.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments:
Fig. 1 is the overall structure diagram of the granulated processed equipment of the utility model liquid steel slag.
Fig. 2 is the schematic elevation view of the utility model material-receiving device.
Fig. 3 is the schematic side view of the utility model material-receiving device.
Fig. 4 is the overall structure diagram of the utility model concentration equipment.
Label in above-mentioned figure is respectively as follows: 1, material-receiving device；11, by material residue basin；111, suspender；112, attachment base；12, add
Hot tilting mechanism；121, motor；122, dump cradle；123, tipping pitman；124, shaft coupling；13, buffer slide chute；14, pedestal；2,
It is blown granulating device；21, high pressure blower；22, pipeline；23, tuyere；24, air damper；3, water mist cooling apparatus；31, water storage
Case；32, booster pump；33, hydraulic spray nozzle；4, discharge device is cooled down indirectly；41, cold slag-bed；42, slag scraping mechanism；421, scraper plate；
422, conveyor chain；423, sprocket wheel；43, aggregate bin；44, drag conveyor；5, concentration equipment；51, cold burden storehouse is buffered；52, it shakes
Dynamic batcher；53, magnetic separator；54, fine fodder storehouse；55, tailing storehouse；6, dreg cooling chamber；7, waste-heat recovery device；71, waste heat boiler；
72, deduster；73, muffler；8, steel structure platform；9, slag ladle.
Specific embodiment
In the present invention, it is to be understood that term " length ", " width ", "upper", "lower", "front", "rear",
"left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " clockwise ", " counterclockwise ", " axial direction ", " radial direction ",
The orientation or positional relationship of instructions such as " circumferential directions " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description originally
Utility model and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as limiting the present invention.
As shown in Figures 1 to 4, the granulated processed equipment of a kind of liquid steel slag, including material-receiving device 1, blowing granulating device
2, the outer of dreg cooling chamber 6 is arranged in water mist cooling apparatus 3, indirectly cooling discharge device 4, concentration equipment 5 and dreg cooling chamber 6, material-receiving device 1
It side and is connected to dreg cooling chamber 6, the discharge outlet of material-receiving device 1, water mist cooling apparatus is arranged in the tuyere 23 of blowing granulating device 2
3 hydraulic spray nozzle 33 and the indirectly cooling setting of discharge device 4 are in dreg cooling chamber 6, indirect cooling discharge device 4 and concentration equipment 5
Connection.Steel slag, to material-receiving device 1 is entered, enters the steel slag of dreg cooling chamber 6 successively by blowing grain by material-receiving device 1 through ladle or slag ladle
Makeup reaches the progress categorised collection of concentration equipment 5 after setting 2, water mist cooling apparatus 3 and the indirectly processing of cooling discharge device 4.
Above-mentioned material-receiving device 1 includes being heated tilting mechanism 12 by material residue basin 11, heating tilting mechanism 12 and buffer slide chute 13
It is arranged on pedestal 14, is connect by material residue basin 11 with heating tilting mechanism 12, buffer slide chute 13 is arranged under by material residue basin 11
Side.It is connected to by buffer slide chute 13 with dreg cooling chamber 6 by material residue basin 11, it is slow by being poured by material residue basin 11 by the steel slag of tumbling of material residue basin 11
It rushes in chute 13 and flows into dreg cooling chamber 6.
It is equipped with suspender 111 and attachment base 112 by material residue basin 11, suspender 111 is used to be convenient for when maintenance is by material residue basin 11
Lifting transhipment；Heating tilting mechanism 12 includes motor 121, dump cradle 122, tipping pitman 123 and column 126, by material residue basin 11
It is fixed on dump cradle 122, is connect by tipping pitman 123 with motor 121 by material residue basin 11, branch of tumbling by attachment base 112
Frame 122 is structure as a whole with by material residue basin 11, i.e., company is fixed with by the attachment base 112 on material residue basin 11 in one end of tipping pitman 123
It connects, the other end of tipping pitman 123 is connect by shaft coupling 124 with motor 121, and dump cradle 122 connects by the way that tipping pitman 123 is fixed
It connects on column 126, column 126 is fixedly connected on pedestal 14；Heating tilting mechanism 12 further includes inductive heating mechanism 125,
Inductive heating mechanism 125 is arranged on the inner wall of dump cradle 122, and dump cradle 122 is socketed in by material residue basin 11, and inductance adds
Heat engine structure 125 is located between the inner wall of dump cradle 122 and the outer wall by material residue basin 11, when steel slag low temperature flow to be processed
Difference, such as steel slag are casting residue, start inductive heating mechanism for the casting residue of poor fluidity and quickly heat up to 1500 DEG C or so, mention
Its high mobility guarantees that wind quenching is granulated effect；The mobility of liquid steel slag can be improved in the design of heating tilting mechanism 12, prevents
Effect is granulated because the poor fluidity of liquid steel slag influences wind quenching.
Above-mentioned blowing granulating device 2 include high pressure blower 21, pipeline 22 and tuyere 23, high pressure blower 21 by pipeline 22 with
Tuyere 23 is connected to, and the inside exported under buffer slide chute 13 is arranged in tuyere 23, i.e., when liquid steel slag flows out, high pressure blower 21 is mentioned
The high pressure draught of confession can directly be blown liquid steel slag through tuyere 23, and liquid steel slag is broken up granulation and realized primary cold by high pressure draught
But；Air damper 24 is equipped in pipeline 22, air damper 24 is arranged between high pressure blower 21 and tuyere 23.The above splicing
Device 1 and blowing granulating device 2 are arranged in the outside of dreg cooling chamber 6.
Above-mentioned water mist cooling apparatus 3 includes water tank 31, booster pump 32 and hydraulic spray nozzle 33, and hydraulic spray nozzle 33 is arranged cold
In grit chamber 6, hydraulic spray nozzle 33 is along the inner wall that dreg cooling chamber 6 is arranged in the flight path for breaing up granulated slag, water tank 31, booster pump
32 are arranged in the outside of dreg cooling chamber 6, and one end of booster pump 32 is connected to water tank 31, the other end of booster pump 32 by pipeline with
Hydraulic spray nozzle 33 is connected to, and water is delivered in dreg cooling chamber 6, and hydraulic spray nozzle 33 sprays water mist, the liquid broken up in the sky of flying
The high-temperature particle of steel slag passes through water mist area and realizes secondary cooling.
Above-mentioned indirect cooling discharge device 4 includes cold slag-bed 41, slag scraping mechanism 42, aggregate bin 43 and drag conveyor 44,
The bottom of cold slag-bed 41 is equipped with circulating water pipe 45, and circulating water pipe 45 leads to cooling water, cools down indirectly to steel slag particle, realization pair
The third time of steel slag particle is cooling.Slag scraping mechanism 42 is mounted on cold slag-bed 41 and moves up and down along the surface of cold slag-bed 41 and scrapes
Slag, slag scraping mechanism 42 include scraper plate 421, conveyor chain 422 and sprocket wheel 423, and sprocket wheel 423 is arranged on cold slag-bed 41 by bracket
The two sides of lower end, conveyor chain 422 are engaged with sprocket wheel 423, and scraper plate 421 is connected on conveyor chain 422, i.e. 421 both ends of scraper plate
Fixed with two sides conveyor chain 422, sprocket wheel 443 is driven by motor, and drives chain 422 to rotate, to realize scraper plate 421 in cold slag
The surface of bed 41, which moves up and down, scrapes slag.The lower end of cold slag-bed 41 is arranged in aggregate bin 43, and the discharge port and scraper plate of aggregate bin 43 are defeated
The feeding inlet of machine 44 is sent to be connected to.Cold slag-bed 41 is arranged in dreg cooling chamber 6, and the inclination angle of cold slag-bed 41 and horizontal plane be 25 °~
35 °, one end of drag conveyor 44 is horizontally arranged at the lower section of aggregate bin 43, and the other end horizontal plane of drag conveyor 44 inclines
Oblique angle is 30 °~40 °, and the discharge gate of drag conveyor 44 is connected to the buffering cold burden storehouse 51 of concentration equipment 5.
Concentration equipment 5 is arranged on steel structure platform 8, and concentration equipment 5 includes buffering cold burden storehouse 51, oscillating feeder 52, magnetic
Select machine 53, fine fodder storehouse 54 and tailing storehouse 55, buffering cold burden storehouse 51, oscillating feeder 52, magnetic separator 53, fine fodder storehouse 54 and tailing storehouse
55 are both connected on steel structure platform 8, and buffering cold burden storehouse 51 is arranged in the top and is connected to the discharge gate of drag conveyor 44, vibrate
The lower section in buffering cold burden storehouse 51 is arranged in batcher 52, and the lower section of oscillating feeder 52,54 He of fine fodder storehouse is arranged in magnetic separator 53
The lower section of magnetic separator 53 is arranged in tailing storehouse 55.Specific connection type are as follows: the feed inlet and drag conveyor in buffering cold burden storehouse 51
44 discharge gate connection, the discharge port in buffering cold burden storehouse 51 are connected to the feed inlet of oscillating feeder 52, oscillating feeder 52
Discharge port is connected to the feed inlet of magnetic separator 53, and fine fodder storehouse 54 and tailing storehouse 55, magnetic separation is set side by side in the lower section of magnetic separator 53
Two discharge ports of machine 53 are connected to fine fodder storehouse 54 and tailing storehouse 55 respectively.
The discharge port in buffering cold burden storehouse 51 connects oscillating feeder 52, and oscillating feeder 52 can be uniformly defeated by solid steel slag particle
It send to magnetic separator 53, guarantees that magnetic separation works well.Magnetic separator 52 can efficiently separate magnetic-particle (iron content) and non magnetic
Grain (vitreum), and magnetic-particle is delivered to fine fodder storehouse 54, non-magnetic particle is delivered to tailing storehouse 55.Fine fodder storehouse 54 and tail
Feed bin 55 is interim storage, after accumulation is a certain amount of, is discharged by the electronic discharge valve in lower section, automobile outward transport.
Slag processing equipment further includes waste-heat recovery device 7, and waste-heat recovery device 7 includes waste heat boiler 71, deduster 72
With muffler 73, the outside of dreg cooling chamber 6 is arranged in waste-heat recovery device 7, and dreg cooling chamber 6 is connected to by pipeline with waste heat boiler 71,
Muffler 73 is arranged on the pipeline between dreg cooling chamber 6 and waste heat boiler 71, and deduster 72 is connected to waste heat boiler 71.Dreg cooling chamber
The high-temperature vapor generated in 6 is extracted out by the pipeline of top, is successively recycled by 73 noise reduction of muffler, waste heat boiler 71
Outlet after thermal energy, 72 dedusting of deduster；Can effective recycling steel slag thermal energy, avoid the waste of the energy.
Liquid steel slag includes vessel slag and casting residue, and two kinds of steel slag properties are essentially identical, and vessel slag topples over slag ladle by converter
After can cross-docking to the present apparatus carry out wind quenching granulation；Casting residue directly can be poured onto this with ladle according to site layout project situation
Device carries out wind quenching granulation, is transported to the processing of this equipment again after can also turning slag ladle 9.Since casting residue temperature is relatively low, mobility
It is deteriorated, the utility model design heating tilting mechanism prevents the poor fluidity because of liquid steel slag from influencing wind quenching granulation effect.
The utility model designs the cooling reduction cooling velocity of three-level, and liquid steel slag breaks up granulation by high pressure tuyere and realizes one
Secondary cooling realizes secondary cooling by water mist sprinkling on steel slag flight path, and steel slag falls in indirect by recirculated water on cold slag-bed
Heat absorption is realized and is cooled down three times, and the toughness of tailing vitreum is improved.
Wind quenching solid impurity particle degree is very small, is divided into fine fodder and tailing after magnetic separation, and wherein fine fodder iron content is higher, can be direct
Converter smelting is returned to be recycled；Tailing is more containing vitreum, can export trade be used as sand-blasting abrasive, and due to by repeatedly cooling
The toughness of vitreum is preferable, can repeatedly recycle, added value with higher.
Granulated processed equipment based on above-mentioned liquid steel slag carries out the granulated processed method of liquid steel slag are as follows:
Liquid steel slag is poured by slag ladle 9 or ladle by material residue basin 11, will be by material residue basin by heating tilting mechanism 12
11 tumble, and can be poured onto completely liquid steel slag in the buffer slide chute 13 of lower section；Liquid steel slag is flowed out along buffer slide chute 13, is being dropped
When to the position of tuyere 23, liquid steel slag is broken up granulation through the blowout of tuyere 23 and realized by the high pressure draught that high pressure blower 21 provides
It is primary cooling；The high-temperature particle for the liquid steel slag that flight is broken up in the sky passes through water mist area and realizes secondary cooling, steel slag particle
Cold slag-bed 41 is finally fallen in, the circulating water pipe 45 of cold 41 bottom of slag-bed leads to cooling water, cools down indirectly to steel slag particle, realizes
It is cooling to the third time of steel slag particle.Start slag scraping mechanism 42, the particle on cold slag-bed 41 scraped into the aggregate bin 43 of lower end,
Steel slag particle is entered drag conveyor 44 by aggregate bin 43 and is promoted in buffering cold burden storehouse 51.Steel slag particle passes through vibrating feed
Machine 52 enters in magnetic separator, and the steel slag particle after magnetic separation respectively enters fine fodder storehouse 54 and tailing storehouse 55 and temporarily stores, and accumulation is certain
After amount, handled by automobile outward transport.
The model TZG50-90F of oscillating feeder used in the utility model, processing capacity 50t/h；Magnetic separation
Machine is three roller magnetic separator of dry type permanent magnetism, model CXGB6080, processing capacity 80t/h；The model of drag conveyor
SGB420/17, processing capacity 80t/h.
The utility model is exemplarily described in conjunction with attached drawing above, it is clear that the utility model specific implementation not by
The limitation of aforesaid way, as long as using the improvement for the various unsubstantialities that technical solutions of the utility model carry out, or without changing
Directly apply to other occasions by the conception and technical scheme of the utility model, the protection scope of the utility model it
It is interior.
Claims (10)
1. a kind of granulated processed equipment of liquid steel slag, it is characterised in that: including material-receiving device (1), blowing granulating device (2),
Water mist cooling apparatus (3), cooling discharge device (4), concentration equipment (5) and dreg cooling chamber (6), the material-receiving device (1) set indirectly
It sets the outside of dreg cooling chamber (6) and is connected to dreg cooling chamber (6), the tuyere (23) of blowing granulating device (2) is arranged in material-receiving device (1)
Discharge outlet, the hydraulic spray nozzle (33) of water mist cooling apparatus (3) and cooling discharge device (4) are arranged in dreg cooling chamber (6) indirectly
Interior, the indirect cooling discharge device (4) is connected to concentration equipment (5).
2. a kind of granulated processed equipment of liquid steel slag as described in claim 1, it is characterised in that: the slag processing equipment
It further include waste-heat recovery device (7), the waste-heat recovery device (7) includes waste heat boiler (71), deduster (72) and muffler
(73), waste-heat recovery device (7) setting is connected in the outside of dreg cooling chamber (6), dreg cooling chamber (6) by pipeline and waste heat boiler (71)
It is logical, on the pipeline that muffler (73) is arranged between dreg cooling chamber (6) and waste heat boiler (71), deduster (72) and waste heat boiler
(71) it is connected to.
3. a kind of granulated processed equipment of liquid steel slag as claimed in claim 1 or 2, it is characterised in that: the material-receiving device
It (1) include by material residue basin (11), heating tilting mechanism (12) and buffer slide chute (13), heating tilting mechanism (12) setting exists
On pedestal (14), it is connect by material residue basin (11) with heating tilting mechanism (12), buffer slide chute (13) is arranged by material residue basin (11)
Lower section, be connected to by buffer slide chute (13) with dreg cooling chamber (6) by material residue basin (11).
4. a kind of granulated processed equipment of liquid steel slag as claimed in claim 3, it is characterised in that: described by material residue basin (11)
Be equipped with suspender (111) and attachment base (112), the heating tilting mechanism (12) include motor (121), dump cradle (122),
Tipping pitman (123) and column (126) are fixed on dump cradle (122) by material residue basin (11) by attachment base (112), described
One end of tipping pitman (123) is fixedly connected with by the attachment base (112) on material residue basin (11), and the other end of tipping pitman (123) is logical
Shaft coupling (124) is crossed to connect with motor (121), tipping pitman (123) is connected to one end of column (126), column (126) it is another
End is connected on pedestal (14).
5. a kind of granulated processed equipment of liquid steel slag as claimed in claim 4, it is characterised in that: the blowing granulating device
It (2) include high pressure blower (21), pipeline (22) and tuyere (23), high pressure blower (21) is connected by pipeline (22) and tuyere (23)
Logical, the inside exported under buffer slide chute (13) is arranged in tuyere (23), is equipped with air damper (24) in pipeline (22).
6. a kind of granulated processed equipment of liquid steel slag as claimed in claim 5, it is characterised in that: the water mist cooling apparatus
It (3) include water tank (31), booster pump (32) and hydraulic spray nozzle (33), hydraulic spray nozzle (33) is along the flight path for breaing up granulated slag
It is arranged on the inner wall of dreg cooling chamber (6), water tank (31), booster pump (32) are arranged in the outside of dreg cooling chamber (6), booster pump (32)
One end be connected to water tank (31), the other end of booster pump (32) is connected to by pipeline with hydraulic spray nozzle (33).
7. a kind of granulated processed equipment of liquid steel slag as claimed in claim 6, it is characterised in that: the indirect cooling discharge
Device (4) includes cold slag-bed (41), slag scraping mechanism (42), aggregate bin (43) and drag conveyor (44), the cold slag-bed (41)
Bottom be equipped with circulating water pipe (45), slag scraping mechanism (42) is mounted on cold slag-bed (41) and above and below the surface of cold slag-bed (41)
Mobile to scrape slag, aggregate bin (43) setting is in the lower end of cold slag-bed (41), discharge port and drag conveyor (44) of aggregate bin (43)
Feeding inlet connection.
8. a kind of granulated processed equipment of liquid steel slag as claimed in claim 7, it is characterised in that: the cold slag-bed (41) sets
It sets in the dreg cooling chamber (6), and the inclination angle of cold slag-bed (41) and horizontal plane is 25 °~35 °, the one of the drag conveyor (44)
End is horizontally arranged at the lower section of aggregate bin (43), and the inclination angle of the other end horizontal plane of drag conveyor (44) is 30 °~40 °,
The discharge gate of drag conveyor (44) is connected to the buffering cold burden storehouse (51) of concentration equipment (5).
9. a kind of granulated processed equipment of liquid steel slag as claimed in claim 8, it is characterised in that: the slag scraping mechanism (42)
Including scraper plate (421), conveyor chain (422) and sprocket wheel (423), sprocket wheel (423) is arranged by bracket in the upper of cold slag-bed (41)
Side, conveyor chain (422) are engaged with sprocket wheel (423), and scraper plate (421) is connected on conveyor chain (422).
10. a kind of granulated processed equipment of liquid steel slag as claimed in claim 9, it is characterised in that: the concentration equipment (5)
Including buffering cold burden storehouse (51), oscillating feeder (52), magnetic separator (53), fine fodder storehouse (54) and tailing storehouse (55), cold burden is buffered
The feed inlet in storehouse (51) is connected to the discharge gate of drag conveyor (44), buffers the discharge port and oscillating feeder of cold burden storehouse (51)
(52) feed inlet connection, the discharge port of oscillating feeder (52) is connected to the feed inlet of magnetic separator (53), in magnetic separator (53)
Lower section be set side by side fine fodder storehouse (54) and tailing storehouse (55), two discharge ports of magnetic separator (53) respectively with fine fodder storehouse (54) and
Tailing storehouse (55) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108728596A (en) * | 2018-07-27 | 2018-11-02 | 马鞍山市双益机械制造有限公司 | A kind of the granulated processed equipment and processing method of liquid steel slag |
| CN110643758A (en) * | 2019-11-14 | 2020-01-03 | 南京鹏昆环保科技有限公司 | Resourceful treatment and heat energy recovery method and device for high-temperature liquid steel slag |
| CN113957265A (en) * | 2021-10-27 | 2022-01-21 | 金川镍钴研究设计院有限责任公司 | Process and system for producing high-nickel matte by continuously converting laterite smelting low-nickel matte |
| CN113999991A (en) * | 2021-10-22 | 2022-02-01 | 金川镍钴研究设计院有限责任公司 | Method for producing high-nickel matte by smelting ferronickel from laterite-nickel ore and continuously vulcanizing and converting |
| CN113999990A (en) * | 2021-10-22 | 2022-02-01 | 金川镍钴研究设计院有限责任公司 | Process method for producing high-nickel matte from ferronickel block |
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2018
- 2018-07-27 CN CN201821201633.9U patent/CN208684996U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108728596A (en) * | 2018-07-27 | 2018-11-02 | 马鞍山市双益机械制造有限公司 | A kind of the granulated processed equipment and processing method of liquid steel slag |
| CN110643758A (en) * | 2019-11-14 | 2020-01-03 | 南京鹏昆环保科技有限公司 | Resourceful treatment and heat energy recovery method and device for high-temperature liquid steel slag |
| CN113999991A (en) * | 2021-10-22 | 2022-02-01 | 金川镍钴研究设计院有限责任公司 | Method for producing high-nickel matte by smelting ferronickel from laterite-nickel ore and continuously vulcanizing and converting |
| CN113999990A (en) * | 2021-10-22 | 2022-02-01 | 金川镍钴研究设计院有限责任公司 | Process method for producing high-nickel matte from ferronickel block |
| CN113957265A (en) * | 2021-10-27 | 2022-01-21 | 金川镍钴研究设计院有限责任公司 | Process and system for producing high-nickel matte by continuously converting laterite smelting low-nickel matte |
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Effective date of registration: 20230117 Address after: 243000 Huangli village, Huoli Town, Huashan District, Ma'anshan City, Anhui Province Patentee after: Maanshan Zhicheng Electromechanical Co.,Ltd. Address before: 243000 Yushan Industrial Park, Yushan District, Ma'anshan City, Anhui Province Patentee before: MAANSHAN SHUANGYI MACHINERY MANUFACTURING Co.,Ltd. |