CN106957938B - The slag sluicing system of desulfurizing slag of hot metal, the overall structure of cooling device - Google Patents
The slag sluicing system of desulfurizing slag of hot metal, the overall structure of cooling device Download PDFInfo
- Publication number
- CN106957938B CN106957938B CN201710399216.3A CN201710399216A CN106957938B CN 106957938 B CN106957938 B CN 106957938B CN 201710399216 A CN201710399216 A CN 201710399216A CN 106957938 B CN106957938 B CN 106957938B
- Authority
- CN
- China
- Prior art keywords
- slag
- cooling device
- sluicing system
- cooling
- hot metal
- 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.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
- C21B3/08—Cooling slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
- C21B3/10—Slag pots; Slag cars
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Abstract
The invention discloses the overall structure of a kind of slag sluicing system of desulfurizing slag of hot metal, cooling device, which is configured by processed offline and online processing both of which；When by processed offline pattern configurations, lifting tipple and slag ladle are set；When being configured by online tupe, online mobile device is set.It using above-mentioned technical proposal, while realizing that slag iron is sufficiently separated, can also be cooled rapidly, realize quick serialization industrial production；A set of technique has two kinds of uses or a configuration mode, and no matter online or locate pattern offline, the core technology and equipment in its treatment process are consistent；Can realize the conversion of two kinds of operating modes rapidly, so as to meet the requirement of different occasions, reach use scope is wide, device configuration flexibly, safeguard simple purpose, improve treatment effeciency, reduce cost of investment.
Description
Technical field
Desulfurization residues processing technique technology and manufacturing field of equipment in being pre-processed the invention belongs to molten iron.More specifically, this
Invention is related to that desulfurizing slag of hot metal is online or slag sluicing system, the overall structure of cooling device of processed offline, can be to high temperature desulfurizing
Slag efficiently carries out slag sluicing system and cooling treatment.
Background technology
At present, in smelting industry, the processing of desulfurization slag is more using spray cooling broken apart processing mode again.
The desulfurization residues processing technique of the prior art is that slag ladle is arranged in desulfuration operations scene, the hot-metal bottle after desulfuration operations
The desulfurization slag of middle hot melt state, is directly grilled into slag ladle, subsequent slag ladle is transferred to drop tank, vexed hole or straight by mucking machine from hot-metal bottle
Connect cold Dumping Sites, Mechanical Crushing is handled again after spray cooling.
Prior art treatment process has a defect that slag sluicing system degree is low and the cooling cycle is grown.In addition, in processing procedure
In need to consume a large amount of water cooling high temperature desulfurizing slags, while produce a large amount of water vapours and flue dust, not only waste of resource, but also pollute
Environment.
The content of the invention
The present invention provides slag sluicing system, cooling device and its treatment process of desulfurizing slag of hot metal, and the purpose is to realize slag
While iron is sufficiently separated, desulfurization slag is cooled rapidly, and can realize quick serialization industrial production.
To achieve these goals, the technical solution taken of the present invention is：
Slag sluicing system, the cooling device of the desulfurizing slag of hot metal of the present invention, including the main body of slag sluicing system, cooling device are set
It is standby；
The slag sluicing system, cooling device are configured by processed offline and online processing both of which；
When by processed offline pattern configurations, the slag sluicing system, cooling device set lifting tipple and slag ladle；
When being configured by online tupe, the slag sluicing system, cooling device set online mobile device.
During by processed offline pattern configurations, the lifting tipple and slag ladle are arranged on slag sluicing system, cooling device
Main equipment front end, designed with the main equipment of the slag sluicing system, cooling device using split.
During by processed offline pattern configurations；The slag sluicing system, the main equipment of cooling device are placed in fixed equipment base
On plinth, at this time, the slag sluicing system, the main equipment of cooling device include mucking machine and platform, slag device, slag sluicing system
Device, cooling device, purifier and drawing mechanism.
When being configured by online tupe, set in the front end of the slag sluicing system, the main equipment of cooling device de-
Sulphur ladle, and designed with the main equipment of the slag sluicing system, cooling device using split.
When being configured by online tupe, the slag sluicing system, the main equipment of cooling device include slag device, slag
Iron separator, cooling device, purifier and drawing mechanism, and the main equipment is placed in the online mobile dress
Put；Material-receiving device is additionally provided with the rear end of the slag sluicing system, the main equipment of cooling device.
Material-receiving device is additionally provided with the rear end of the slag sluicing system, the main equipment of cooling device
The slag sluicing system device is placed in the lower section of slag device, to accept the desulfurization slag after screening.
The cooling device is connected with slag sluicing system device, further cools down the desulfurization slag after slag sluicing system.
The purifier is arranged on after cooling device, with tail gas and dust caused by purification cooling.
The slag device is equipped with receiving hopper and roll screen.The roll screen oblique arrangement.The roll screen uses resistance to height
Temperature alloy material.
Water circulating cooling passage is equipped with the roll screen axis, cooling water is circulated through cooling duct.
The slag sluicing system device sets shell, high speed flywheel；The high speed flywheel is placed in shell, and desulfurization slag is from height
Fallen into above fast flywheel on freewheel body, after being collided with high speed flywheel, cooling device is thrown into along flywheel tangential direction.
Water circulating cooling passage is equipped with the high speed flywheel axis, cooling water is circulated through cooling duct, protects flywheel work
Make safety.
The cooling device sets chilling roll, cylinder driving device and cooling back installation；The chilling roll
Inside is divided into front and rear two sections to be connected, and front portion is undertaking section, positioned at chilling roll body feed end, is connected with slag sluicing system device,
Accept the slag charge being thrown into along flywheel tangential direction；Rear portion is cooling section, discharge end, undertaking section rear positioned at chilling roll, its
Tail end is connected with discharge system.
The undertaking section is located at chilling roll feed end；The undertaking intersegmental part is equipped with protective lining plate.Described is anti-
Shield liner plate is the protective lining plate with spiral fan.
The shell of the chilling roll sets heat exchanger.
The cooling section of the chilling roll sets heat exchanger.
The heat exchanger uses piece heat exchange of heat pipe structure, and recirculated cooling water is passed through in piece pipe, with slag inside chilling roll
Material carries out indirect heat exchange, and slag charge is cooled down.
The cylinder of the chilling roll is driven by cylinder driving device to be rotated, and is equipped with and is adjusted in the cylinder driving device
Speed variator.The arrangements for speed regulation are stepless time adjustment device.
The cooling back installation includes water circulating pump, air hose, cooling tower, water tank and flexible water supply installation, is cold
But roller provides Municipal Sewage for Circulating.
The purifier is equipped with boot, gravitational precipitator, wind turbine and dust discharge air hose.
The boot is located at the rear of chilling roll cooling section；The boot import is with chilling roll outlet using rotation
Turn to be tightly connected；The boot lower part sets discharge port, is connected with discharging lifting machine inlet；The gravitational precipitator is placed in
Boot rear；The boot upper back sets air outlet, is connected with the gravitational precipitator air inlet.
The gravitational precipitator air outlet has two kinds of connection modes with air hose：
The first is that equipment is that gravitational precipitator air outlet connects with air hose apparatus for fast switching when handling working status online
Connect, convenient when equipment moves, quick separating air hose, makes equipment depart from operating position and remove；
Second is equipment when being processed offline working status, and without mobile, air hose goes out processing equipment with gravitational precipitator
Air port is directly connected to.
The purifier sets wind turbine, by the way of exhaust fan, makes to keep tiny structure shape inside processing equipment
State.
In order to realize the goal of the invention identical with above-mentioned technical proposal, present invention also offers above-described desulfurizing iron
The treatment process that slag sluicing system, the cooling device of slag use, its technical solution are：
When being configured by online tupe, the process of the treatment process is：
The first step：Desulfurizing iron；
Second step：Desulfurization slag is grilled into processing equipment and screening from ladle；
3rd step：Crushing is done to the desulfurization slag after screening and breaks up processing；
4th step：Desulfurization slag after being broken up to crushing carries out cooling treatment；
5th step：Dust removal process is carried out to desulfurization slag in cooling procedure and/or after cooling；
6th step：Desulfurization slag after dedusting is transported, i.e., a process cycles terminate, and treat desulfurizing iron next time.
When being configured by online tupe, the specific method of the treatment process is：
First, in the case of normal operation, slag sluicing system, cooling device are in desulfurization slag and skim slag area, receiving hopper
Slag station is placed in, first starts dust pelletizing system and water circulation system, then start slag device, slag sluicing system device, slag iron successively
Cooling device and drawing mechanism；After the equipment starts completely, desulfurization slag is clawed from hot-metal bottle with mucking machine, what is clawed is de-
Sulphur slag falls into slag device；
The desulfurization slag is fallen on the high speed flywheel in slag sluicing system device after slag device, by high speed flywheel into
Row is broken up, and realizes slag sluicing system；
After molten iron in desulfurization slag is dispersed as graininess by the slag sluicing system device, it is thrown into chilling roll, was thrown into
The area of molten iron particle and air contact is added in journey, completes the primary air cooling of slag charge and molten iron particle；
Carried out the desulfurization slag after slag sluicing system, by chilling roll accept section buffering and with the cylinder of chilling roll
Heat exchange, makes molten iron particle surface hardening crust therein, slag and iron is realized separation；
The desulfurization slag particle and molten iron particle dished out by slag sluicing system device are after chilling roll accepts section, with cooling
The rotation of roller, progressively moves to the cooling section of chilling roll, with being carried out indirectly to the cooling section cooling water of pipe structure using row
Heat exchange, is allowed to cool, and achievees the purpose that to cool down desulfurization slag；
Desulfurization slag after cooling is slagged tap from equipment boot lower part, and being delivered to material collection case by conveying equipment is collected,
Collecting box carries out subsequent treatment by moving equipment delivery, and slag, iron are classified and recycled.
During by processed offline pattern configurations, the process of the treatment process is：
The first step：Desulfurizing iron；
Second step：Desulfurization slag is grilled into slag ladle from ladle；
3rd step：Slag ladle is transported to the lifting tipple of off-line device；
4th step：The desulfurization slag of lifting device is grilled into processing equipment with mucking machine；
5th step：Crushing is carried out to the desulfurization slag after screening and breaks up processing；
6th step：Desulfurization slag after being broken up to crushing carries out cooling treatment；
7th step：Dust removal process is carried out to desulfurization slag in cooling procedure and/or after cooling；
8th step：Desulfurization slag after dedusting is transported, i.e., a process cycles terminate, and treat desulfurizing iron next time.
During by processed offline pattern configurations, the specific method of the treatment process is：
The processed offline technique is skimmed operation area for processing equipment fixed and arranged in non-desulfurization slag, and is filled in equipment slag
Lifting tipple and slag-raking machine device are added before putting；Pending desulfurization slag is first collected and is transported in operation area of skimming by slag ladle
Off-line device operating position, lifting tipple and slag-raking machine device control through being added before slag device, into slag device
Handled；
The receiving hopper of processed offline is placed in lifting tipple rear, first startup dust pelletizing system and water circulation system, then according to
Secondary startup slag device, slag sluicing system device, slag iron cooling device and drawing mechanism, after above equipment starts completely, with skimming
Machine claws desulfurization slag from hot-metal bottle, and the desulfurization slag clawed falls into slag device；
The desulfurization slag is fallen on the high speed flywheel in slag sluicing system device after slag device, by high speed flywheel into
Row is broken up, and realizes slag sluicing system；
After molten iron in desulfurization slag is dispersed as graininess by the slag sluicing system device, it is thrown into chilling roll, was thrown into
The area of molten iron particle and air contact is added in journey, completes the primary air cooling of slag charge and molten iron particle；
The desulfurization slag for being carried out slag sluicing system, by chilling roll accept section buffering and with the cylinder of chilling roll heat
Exchange, make molten iron particle surface hardening crust therein, slag and iron is realized separation；
The desulfurization slag particle dished out by slag sluicing system device after chilling roll accepts section, is rolled with molten iron particle with cooling down
The rotation of cylinder, progressively moves to the cooling section of chilling roll, with carrying out heat indirectly to the cooling section cooling water of pipe structure using row
Exchange, be allowed to cool, achieve the purpose that to cool down desulfurization slag；
The desulfurization slag after cooling is slagged tap from equipment boot lower part, and being delivered to material collection case by conveying equipment is received
Collection, collecting box carry out subsequent treatment by moving equipment delivery, slag, iron are classified and recycled.
The present invention uses above-mentioned technical proposal, by the desulfurization slag under the condition of high temperature, while realizing that slag iron is sufficiently separated,
It can also be cooled rapidly, and can realize quick serialization industrial production；Meanwhile by the core in desulfurization residues processing technique
No matter online heart technology is integrated, accomplish that a set of technique has two kinds of uses or configuration mode, processing or processed offline mould
Formula, core technology and equipment in its treatment process are consistent, the only configuration by varying a small amount of auxiliary process or equipment, just
The conversion of two kinds of operating modes can be realized rapidly, so as to meet the requirement of different occasions, expand the scope of application, reach and set
Standby configuration is flexibly, use scope is wide, safeguards simple purpose, reduces cost of investment；Process cycle is short, drastically increases production
Efficiency；Slag sluicing system degree is high, meets technological requirement；Water resource is recycled, and reduces production cost；Flue dust centralized collection mistake
Filter is handled, and is reduced environmental pollution.
Brief description of the drawings
Mark is briefly described as follows in accompanying drawing content and figure：
Fig. 1 is inventive desulfurization slag processed offline schematic device；
Fig. 2 is the online processing unit schematic diagram of inventive desulfurization slag.
In figure mark for：
1st, tipple and slag ladle are lifted, 2, slag device, 3, slag sluicing system device, 4, mucking machine and platform, 5, slag iron
Cooling device, 6, drum drive, 7, purifier, 8, drawing mechanism, 9, material-receiving device, 10, desulphurised hot metal bag, 11,
Line mobile device.
Embodiment
Below against attached drawing, by the description of the embodiment, making to embodiment of the invention further details of
Illustrate, to help those skilled in the art to have more complete, accurate and deep reason to inventive concept of the invention, technical solution
Solution.
Expressed structure of the invention as shown in Figure 1, Figure 2, is slag sluicing system, the overall knot of cooling device of desulfurizing slag of hot metal
Structure, includes the main equipment of slag sluicing system, cooling device.
In order to solve the problems, such as existing in the prior art and overcome its defect, while realizing that slag iron is sufficiently separated, make to take off
Sulphur slag can be cooled rapidly, and can realize the industrial goal of the invention of quick serialization, the technical side that the present invention takes
Case is：
As shown in Figure 1 and Figure 2, the slag sluicing system of desulfurizing slag of hot metal of the invention, cooling device are by processed offline and online place
Reason both of which is configured；When by processed offline pattern configurations, the slag sluicing system, cooling device set lifting to tumble
Device and slag ladle 1；When being configured by online tupe, the slag sluicing system, cooling device set online mobile device 11.
The above-mentioned technical proposal of the present invention is integrated the core technology in desulfurization residues processing technique, accomplishes a set of technique
With two kinds of uses or configuration mode, no matter online processing or processed offline pattern, core technology in its treatment process with
Equipment is consistent, only the configuration by varying a small amount of auxiliary process or equipment, can realize two kinds of operating modes rapidly
Conversion, so as to meet the requirement of different occasions, expands the scope of application, reaches that device configuration is flexible, use scope is wide, safeguards
Simple purpose, reduces cost of investment；Process cycle is short, drastically increases production efficiency；Slag sluicing system degree is high, meets technique
It is required that；Water resource is recycled, and reduces production cost；Flue dust centralized collection filtration treatment, reduces environmental pollution.
Specifically technical measures are：
During by processed offline pattern configurations, the lifting tipple and slag ladle 1 are arranged on slag sluicing system, cooling device
Main equipment front end, designed with the main equipment of the slag sluicing system, cooling device using split.
It is desulfurization slag processed offline special equipment accessory to lift tipple and slag ladle 1, carries and stretches tipple and taken off with main body
Sulphur Slag treatment equipment is designed using split, can be freely combined or split, configuration is flexible with main equipment front end on demand.
During by processed offline pattern configurations；The slag sluicing system, the main equipment of cooling device are placed in fixed equipment base
On plinth, at this time, the slag sluicing system, the main equipment of cooling device include mucking machine and platform 4, slag device 2, slag iron point
From device 3, cooling device 5, purifier 7 and drawing mechanism 8.It is consequently formed a set of slag sluicing system, the high temperature of cooling integrated takes off
Sulphur slag processed offline device.
When being configured by online tupe, set in the front end of the slag sluicing system, the main equipment of cooling device de-
Sulphur ladle 10, and designed with the main equipment of the slag sluicing system, cooling device using split.
When being configured by online tupe, the slag sluicing system, cooling device main equipment include slag device 2,
Slag sluicing system device 3, cooling device 5, purifier 7 and drawing mechanism 8, and the main equipment is placed in described online
In mobile device 11；Material-receiving device 9 is additionally provided with the rear end of the slag sluicing system, the main equipment of cooling device.Thus shape
Into a set of slag sluicing system, the integral moveable online processing unit of high temperature desulfurizing slag of cooling.
Material-receiving device 9 is additionally provided with the rear end of the slag sluicing system, the main equipment of cooling device
The slag sluicing system device 3 is placed in the lower section of slag device 2, to accept the desulfurization slag after screening.
The cooling device 5 is connected with slag sluicing system device 3, further cools down the desulfurization slag after slag sluicing system.
The purifier 7 is arranged on after cooling device 5, with tail gas and dust caused by purification cooling.
The slag device 2 is equipped with receiving hopper and roll screen, the roll screen oblique arrangement, and roll screen uses high-temperature alloy material
Material.
Water circulating cooling passage is equipped with the roll screen axis, cooling water is circulated through cooling duct.For cooling device work
The heat produced during work, to protect the stability of the equipment safety of slag device and operation.
The slag sluicing system device 3 sets shell, high speed flywheel etc.；The high speed flywheel is placed in shell, desulfurization slag
Fallen into above high speed flywheel on freewheel body, after being collided with high speed flywheel, cooling device is thrown into along flywheel tangential direction.
The high speed flywheel flabellum is using fan-shaped high temperature resistant blade.
Water circulating cooling passage is equipped with the high speed flywheel axis, cooling water is circulated through cooling duct, protects flywheel work
Make safety.
The cooling device sets chilling roll, cylinder driving device 6 and cooling back installation etc.；The cooling rolling
Cylinder is internal to be divided into front and rear two sections to be connected, and section is is accepted in front portion, positioned at chilling roll body feed end, with 3 phase of slag sluicing system device
Connection, accepts the slag charge being thrown into along flywheel tangential direction；Rear portion is cooling section, after the discharge end, undertaking section positioned at chilling roll
Side, its tail end are connected with discharge system.
The undertaking section is located at chilling roll feed end；The intersegmental part of accepting is equipped with the protection lining with spiral fan
Plate.
The shell of the chilling roll uses piece heat exchange of heat pipe structure, and recirculated cooling water is passed through in piece pipe, is rolled with cooling
The internal slag charge of cylinder carries out indirect heat exchange, and slag charge is cooled down.
The chilling roll cooling section uses piece heat exchange of heat pipe structure, leads to recirculated cooling water in piece pipe, with drums inside
Slag charge carries out indirect heat exchange, and slag charge is cooled down；
The cylinder of the chilling roll drives rotation by cylinder driving device 6, is equipped with the cylinder driving device 6
Stepless time adjustment device so that the rotating speed of driving device output can realize stepless time adjustment.
The cooling back installation includes water circulating pump, air hose, cooling tower, water tank and the moveable flexible dress that supplies water
Put, Municipal Sewage for Circulating is provided for chilling roll.
The purifier 7 is equipped with boot, gravitational precipitator, wind turbine and dust discharge air hose etc..
The boot is located at the rear of chilling roll cooling section；The boot import is with chilling roll outlet using rotation
Turn to be tightly connected；The boot lower part sets discharge port, is connected with discharging lifting machine inlet, discharges material；The gravity
Deduster is placed in boot rear；The boot upper back sets air outlet, is connected with the gravitational precipitator air inlet, arranges
Go out flue dust, exhaust gas.
The gravitational precipitator air outlet has two kinds of connection modes with air hose：
The first is that equipment is that gravitational precipitator air outlet connects with air hose apparatus for fast switching when handling working status online
Connect, convenient when equipment moves, quick separating air hose, makes equipment depart from operating position and remove；
Second is equipment when being processed offline working status, and without mobile, air hose goes out processing equipment with gravitational precipitator
Air port is directly connected to, it is therefore not necessary to set air hose apparatus for fast switching.
The purifier 7 sets wind turbine, by the way of exhaust fan, makes to keep tiny structure shape inside processing equipment
State, prevents that the airborne dust that is produced in KR Slag treatment equipment production processes is excessive.
In order to realize the goal of the invention identical with above-mentioned technical proposal, present invention also offers above-described desulfurizing iron
The treatment process that slag sluicing system, the cooling device of slag use, its technical solution are：
When being configured by online tupe, the process of the treatment process is：
The first step：Desulfurizing iron；
Second step：Desulfurization slag is grilled into processing equipment and screening from ladle；
3rd step：Crushing is done to the desulfurization slag after screening and breaks up processing；
4th step：Desulfurization slag after being broken up to crushing carries out cooling treatment；
5th step：Dust removal process is carried out to desulfurization slag in cooling procedure and/or after cooling；
6th step：Desulfurization slag after dedusting is transported, i.e., a process cycles terminate, and treat desulfurizing iron next time.
When being configured by online tupe, the specific method of the treatment process is：
First, in the case of normal operation, slag sluicing system, cooling device are in desulfurization slag and skim slag area, receiving hopper
Slag station is placed in, first starts dust pelletizing system and water circulation system, then start slag device 2, slag sluicing system device 3, slag successively
Iron cooling device 5 and drawing mechanism 8；After the equipment starts completely, desulfurization slag is clawed from hot-metal bottle with mucking machine, is clawed
Desulfurization slag fall into slag device 2；
The desulfurization slag is fallen on the high speed flywheel in slag sluicing system device 3, by high speed flywheel after slag device 2
Broken up, realize slag sluicing system；
After molten iron in desulfurization slag is dispersed as graininess by the slag sluicing system device 3, it is thrown into chilling roll, was thrown into
The area of molten iron particle and air contact is added in journey, completes the primary air cooling of slag charge and molten iron particle；
Carried out the desulfurization slag after slag sluicing system, by chilling roll accept section buffering and with the cylinder of chilling roll
Heat exchange, makes molten iron particle surface hardening crust therein, slag and iron is realized separation；
The desulfurization slag particle and molten iron particle dished out by slag sluicing system device 3 are after chilling roll accepts section, with cold
But the rotation of roller, progressively moves to the cooling section of chilling roll, with being tapped into using row between the cooling section cooling water of pipe structure
Row heat exchange, is allowed to cool, and achievees the purpose that to cool down desulfurization slag；
Desulfurization slag after cooling is slagged tap from equipment boot lower part, and being delivered to material collection case by conveying equipment is collected,
Collecting box carries out subsequent treatment by moving equipment delivery, and slag, iron are classified and recycled.
During by processed offline pattern configurations, the process of the treatment process is：
The first step：Desulfurizing iron；
Second step：Desulfurization slag is grilled into slag ladle from ladle；
3rd step：Slag ladle is transported to the lifting tipple of off-line device；
4th step：The desulfurization slag of lifting device is grilled into processing equipment with mucking machine；
5th step：Crushing is carried out to the desulfurization slag after screening and breaks up processing；
6th step：Desulfurization slag after being broken up to crushing carries out cooling treatment；
7th step：Dust removal process is carried out to desulfurization slag in cooling procedure and/or after cooling；
8th step：Desulfurization slag after dedusting is transported, i.e., a process cycles terminate, and treat desulfurizing iron next time.
During by processed offline pattern configurations, the specific method of the treatment process is：
The processed offline technique is skimmed operation area for processing equipment fixed and arranged in non-desulfurization slag, and is filled in equipment slag
Lifting tipple and slag-raking machine device are added before putting 2；Pending desulfurization slag is first collected and transported in operation area of skimming by slag ladle
To off-line device operating position, lifting tipple and slag-raking machine device control through being added before slag device 2, fill into slag
Put and handled；
The receiving hopper of processed offline is placed in lifting tipple rear, first startup dust pelletizing system and water circulation system, then according to
Secondary startup slag device 2, slag sluicing system device 3, slag iron cooling device 5 and drawing mechanism 8, after above equipment starts completely, are used
Mucking machine claws desulfurization slag from hot-metal bottle, and the desulfurization slag clawed falls into slag device 2；
The desulfurization slag is fallen on the high speed flywheel in slag sluicing system device 3, by high speed flywheel after slag device 2
Broken up, realize slag sluicing system；
After molten iron in desulfurization slag is dispersed as graininess by the slag sluicing system device 3, it is thrown into chilling roll, was thrown into
The area of molten iron particle and air contact is added in journey, completes the primary air cooling of slag charge and molten iron particle；
The desulfurization slag for being carried out slag sluicing system, by chilling roll accept section buffering and with the cylinder of chilling roll heat
Exchange, make molten iron particle surface hardening crust therein, slag and iron is realized separation；
The desulfurization slag particle and molten iron particle dished out by slag sluicing system device 3 are after chilling roll accepts section, with cooling
The rotation of roller, progressively moves to the cooling section of chilling roll, with being carried out indirectly to the cooling section cooling water of pipe structure using row
Heat exchange, is allowed to cool, and achievees the purpose that to cool down desulfurization slag；
The desulfurization slag after cooling is slagged tap from equipment boot lower part, and being delivered to material collection case by conveying equipment is received
Collection, collecting box carry out subsequent treatment by moving equipment delivery, slag, iron are classified and recycled.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements and from aforesaid way
Limitation, as long as the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress is employed, or without changing
Other occasions are directly applied into by the design of the present invention and technical solution, within protection scope of the present invention.
Claims (29)
1. the overall structure of the slag sluicing system of desulfurizing slag of hot metal, cooling device, the slag sluicing system, cooling device include slag iron
Separation, the main equipment of cooling device；
It is characterized in that：
The slag sluicing system, cooling device are configured by processed offline and online processing both of which；
When by processed offline pattern configurations, the slag sluicing system, cooling device set lifting tipple and slag ladle (1)；
When being configured by online tupe, the slag sluicing system, cooling device set online mobile device (11).
2. the overall structure of the slag sluicing system of desulfurizing slag of hot metal described in accordance with the claim 1, cooling device, it is characterised in that：
During by processed offline pattern configurations, the lifting tipple and slag ladle (1) are arranged on the main body of slag sluicing system, cooling device
The front end of equipment, is designed with the main equipment of the slag sluicing system, cooling device using split.
3. the overall structure of the slag sluicing system of desulfurizing slag of hot metal described in accordance with the claim 2, cooling device, it is characterised in that：
During by processed offline pattern configurations；The slag sluicing system, the main equipment of cooling device are placed on the basis of fixed equipment, this
When, the slag sluicing system, the main equipment of cooling device include mucking machine and platform (4), slag device (2), slag sluicing system
Device (3), cooling device (5), purifier (7) and drawing mechanism (8).
4. the overall structure of the slag sluicing system of desulfurizing slag of hot metal described in accordance with the claim 1, cooling device, it is characterised in that：
When being configured by online tupe, desulphurised hot metal bag is set in the front end of the slag sluicing system, the main equipment of cooling device
(10), and with the main equipment of the slag sluicing system, cooling device designed using split.
5. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 4, cooling device, it is characterised in that：
When being configured by online tupe, the slag sluicing system, the main equipment of cooling device include slag device (2), slag iron point
From device (3), cooling device (5), purifier (7) and drawing mechanism (8), and by the main equipment be placed in it is described
In line mobile device (11)；Material-receiving device (9) is additionally provided with the rear end of the slag sluicing system, the main equipment of cooling device.
6. the overall structure of the slag sluicing system of desulfurizing slag of hot metal described in accordance with the claim 3, cooling device, it is characterised in that：
Material-receiving device (9) is additionally provided with the rear end of the slag sluicing system, the main equipment of cooling device.
7. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 3 or 5, cooling device, its feature exists
In：The slag sluicing system device (3) is placed in the lower section of slag device (2), to accept the desulfurization slag after screening.
8. the overall structure of the slag sluicing system of desulfurizing slag of hot metal described in accordance with the claim 1, cooling device, it is characterised in that：
The cooling device (5) is connected with slag sluicing system device (3), further cools down the desulfurization slag after slag sluicing system.
9. the overall structure of the slag sluicing system of desulfurizing slag of hot metal described in accordance with the claim 3, cooling device, it is characterised in that：
The purifier (7) is arranged on after cooling device (5), with tail gas and dust caused by purification cooling.
10. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 3 or 5, cooling device, its feature exists
In：The slag device (2) is equipped with receiving hopper and roll screen.
11. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 10, cooling device, its feature exists
In：The roll screen oblique arrangement.
12. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 10, cooling device, its feature exists
In：The roll screen uses High-temperature resistant alloy material.
13. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 10, cooling device, its feature exists
In：Water circulating cooling passage is equipped with the roll screen axis, cooling water is circulated through cooling duct.
14. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 3 or 5, cooling device, its feature exists
In：The slag sluicing system device (3) sets shell, high speed flywheel；The high speed flywheel is placed in shell, and desulfurization slag is from a high speed
Fallen into above flywheel on freewheel body, after being collided with high speed flywheel, cooling device is thrown into along flywheel tangential direction.
15. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 14, cooling device, its feature exists
In：Water circulating cooling passage is equipped with the high speed flywheel axis, cooling water is circulated through cooling duct, protection flywheel work peace
Entirely.
16. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 3 or 5, cooling device, its feature exists
In：The cooling device sets chilling roll, cylinder driving device (6) and cooling back installation；In the chilling roll
Part is front and rear connected two sections, and front portion positioned at chilling roll body feed end, is connected with slag sluicing system device (3) to accept section,
Accept the slag charge being thrown into along flywheel tangential direction；Rear portion is cooling section, discharge end, undertaking section rear positioned at chilling roll, its
Tail end is connected with discharge system.
17. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 16, cooling device, its feature exists
In：The undertaking section is located at chilling roll feed end；The undertaking intersegmental part is equipped with protective lining plate.
18. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 17, cooling device, its feature exists
In：The protective lining plate is the protective lining plate with spiral fan.
19. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 16, cooling device, its feature exists
In：The shell of the chilling roll sets heat exchanger.
20. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 19, cooling device, its feature exists
In：The heat exchanger uses piece heat exchange of heat pipe structure, and recirculated cooling water is passed through in piece pipe, is carried out with slag charge inside chilling roll
Indirect heat exchange, cools down slag charge.
21. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 16, cooling device, its feature exists
In：The cooling section of the chilling roll sets heat exchanger.
22. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 21, cooling device, its feature exists
In：The heat exchanger uses piece heat exchange of heat pipe structure, and recirculated cooling water is passed through in piece pipe, is carried out with slag charge inside chilling roll
Indirect heat exchange, cools down slag charge.
23. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 16, cooling device, its feature exists
In：The cylinder of the chilling roll is driven by cylinder driving device (6) to be rotated, and is equipped with the cylinder driving device (6)
Arrangements for speed regulation.
24. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 23, cooling device, its feature exists
In：The arrangements for speed regulation are stepless time adjustment device.
25. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 16, cooling device, its feature exists
In：The cooling back installation includes water circulating pump, air hose, cooling tower, water tank and flexible water supply installation, is chilling roll
Municipal Sewage for Circulating is provided.
26. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 3 or 5, cooling device, its feature exists
In：The purifier (7) is equipped with boot, gravitational precipitator, wind turbine and dust discharge air hose.
27. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 26, cooling device, its feature exists
In：The boot is located at the rear of chilling roll cooling section；The boot import exports close using rotating with chilling roll
Envelope connection；The boot lower part sets discharge port, is connected with discharging lifting machine inlet；The gravitational precipitator is placed in boot
Rear；The boot upper back sets air outlet, is connected with the gravitational precipitator air inlet.
28. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 27, cooling device, its feature exists
In：The gravitational precipitator air outlet has two kinds of connection modes with air hose：
The first is that equipment is that gravitational precipitator air outlet is connected with air hose apparatus for fast switching when handling working status online,
Conveniently when equipment moves, quick separating air hose, makes equipment depart from operating position and removes；
Second is equipment when being processed offline working status, and processing equipment is without mobile, air hose and gravitational precipitator air outlet
It is directly connected to.
29. according to the overall structure of the slag sluicing system of the desulfurizing slag of hot metal described in claim 26, cooling device, its feature exists
In：The purifier (7) sets wind turbine, by the way of exhaust fan, makes to keep micro-vacuum state inside processing equipment.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710399216.3A CN106957938B (en) | 2017-05-31 | 2017-05-31 | The slag sluicing system of desulfurizing slag of hot metal, the overall structure of cooling device |
| PCT/CN2018/088843 WO2018219269A1 (en) | 2017-05-31 | 2018-05-29 | Overall structure of slag-iron separation and cooling device for molten iron desulfurization slag |
| KR1020197038519A KR20200015598A (en) | 2017-05-31 | 2018-05-29 | Overall structure of slag-steel separation and cooling unit of molten iron desulfurization slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710399216.3A CN106957938B (en) | 2017-05-31 | 2017-05-31 | The slag sluicing system of desulfurizing slag of hot metal, the overall structure of cooling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106957938A CN106957938A (en) | 2017-07-18 |
| CN106957938B true CN106957938B (en) | 2018-05-01 |
Family
ID=59482622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710399216.3A Active CN106957938B (en) | 2017-05-31 | 2017-05-31 | The slag sluicing system of desulfurizing slag of hot metal, the overall structure of cooling device |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR20200015598A (en) |
| CN (1) | CN106957938B (en) |
| WO (1) | WO2018219269A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106957938B (en) * | 2017-05-31 | 2018-05-01 | 马鞍山市双益机械制造有限公司 | The slag sluicing system of desulfurizing slag of hot metal, the overall structure of cooling device |
| CN113621743A (en) * | 2020-05-06 | 2021-11-09 | 宝山钢铁股份有限公司 | Multiphase steel slag high-efficiency treatment method and device |
| CN115710608B (en) * | 2021-08-23 | 2024-02-13 | 宝山钢铁股份有限公司 | Special slag ladle, device and method for separating molten steel from casting residue |
| CN115254319B (en) * | 2022-06-23 | 2023-12-05 | 山东钢铁股份有限公司 | Device and method for separating primary large-scale graphite from molten iron pretreatment desulfurization slag |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06256815A (en) * | 1993-03-04 | 1994-09-13 | Nippon Steel Corp | Method for cooling and crushing slag and pretreating device therefor |
| CN102268514A (en) * | 2011-07-04 | 2011-12-07 | 首钢京唐钢铁联合有限责任公司 | Method for recycling KR (Knotted Reactor) desulfurization slag iron |
| CN102492790B (en) * | 2011-12-27 | 2013-07-24 | 北京中冶设备研究设计总院有限公司 | Steel slag breaking treatment process and equipment |
| KR101362724B1 (en) * | 2012-07-26 | 2014-02-17 | 주식회사 포스코 | Apparatus for byproduct and the method thereof |
| CN103173590B (en) * | 2013-03-27 | 2015-05-20 | 马鞍山市双益机械制造有限公司 | On-line KR desulfuration residue treatment device and method applied to hot metal pretreatment process |
| CN106957938B (en) * | 2017-05-31 | 2018-05-01 | 马鞍山市双益机械制造有限公司 | The slag sluicing system of desulfurizing slag of hot metal, the overall structure of cooling device |
-
2017
- 2017-05-31 CN CN201710399216.3A patent/CN106957938B/en active Active
-
2018
- 2018-05-29 WO PCT/CN2018/088843 patent/WO2018219269A1/en active Application Filing
- 2018-05-29 KR KR1020197038519A patent/KR20200015598A/en not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018219269A1 (en) | 2018-12-06 |
| CN106957938A (en) | 2017-07-18 |
| KR20200015598A (en) | 2020-02-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106957938B (en) | The slag sluicing system of desulfurizing slag of hot metal, the overall structure of cooling device | |
| CN107208183B (en) | Production line based on magnesium alloy waste material production national standard magnesium alloy ingot | |
| CN211872067U (en) | Aluminum ash treatment system | |
| WO2021223543A1 (en) | Efficient treatment method and apparatus for multiphase steel slag | |
| EP3647702A1 (en) | In-line aluminum scrap remelting device and process | |
| CN111850608A (en) | Method for recovering electrolyte by pyrogenic roasting of electrolytic aluminum carbon slag | |
| CN207143276U (en) | Slag sluicing system, the cooling device of the desulfurizing slag of hot metal of processed offline | |
| CN207143277U (en) | Slag sluicing system, the cooling device of the desulfurizing slag of hot metal handled online | |
| CN110804699B (en) | Hazardous waste recycling production line | |
| CN107190112A (en) | The slag sluicing system of desulfurizing slag of hot metal, the processed offline technique of cooling device | |
| CN207143278U (en) | A kind of slag sluicing system of desulfurizing slag of hot metal, the general structure of cooling device | |
| CN109136428B (en) | Dry-method horizontal rotary type smelting steel slag treatment equipment and waste heat recovery method | |
| CN202643808U (en) | Copper smelting furnace | |
| CN107217119A (en) | A kind of slag sluicing system, the cooling device of the desulfurizing slag of hot metal of online and offline processing | |
| CN107022665A (en) | A kind of slag sluicing system, the cooling device of the desulfurizing slag of hot metal of processed offline | |
| CN107022666A (en) | A kind of slag sluicing system, the cooling device of the desulfurizing slag of hot metal handled online | |
| CN106995865A (en) | The slag sluicing system of desulfurizing slag of hot metal, the online handling process of cooling device | |
| CN102364284A (en) | Metallurgical slag continuous discharge system | |
| JPH04141244A (en) | Grinding apparatus | |
| CN108692575B (en) | Vertical sinter cooler with material level adjusting device and sinter cooling method | |
| CN211112057U (en) | Molten iron desulphurization slag treatment device | |
| CN109696055A (en) | A kind of melting furnace slag-discharging device and method | |
| KR100889502B1 (en) | Method and Device for treatmenting dust in refining furnace | |
| CN219752338U (en) | Dust collection device of stirrer in front of blast furnace | |
| CN114262761B (en) | Short-flow integrated treatment system and treatment method for steel slag |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
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 Anhui province Ma'anshan Yushan Industrial Park Patentee before: MAANSHAN SHUANGYI MACHINERY MANUFACTURING Co.,Ltd. |
|
| TR01 | Transfer of patent right |