CN106702078A - Converter charging device and method - Google Patents
Converter charging device and method Download PDFInfo
- Publication number
- CN106702078A CN106702078A CN201611176692.0A CN201611176692A CN106702078A CN 106702078 A CN106702078 A CN 106702078A CN 201611176692 A CN201611176692 A CN 201611176692A CN 106702078 A CN106702078 A CN 106702078A
- Authority
- CN
- China
- Prior art keywords
- converter
- tipping car
- iron
- car
- scrap
- 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.)
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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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/466—Charging device for converters
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- 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/38—Removal of waste gases or dust
- C21C5/40—Offtakes or separating apparatus for converter waste gases or dust
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Abstract
The invention provides a converter charging device and method. The converter charging device comprises a converter main operating platform, a plurality of converters, iron ladle tilting cars, steel scrap groove tilting cars and steel scrap grooves, wherein the multiple converters are connected and arranged on the converter main operating platform; the iron ladle tilting cars tilt and pour iron ladles into the converters and can be movably arranged on the converter main operating platform; the steel scrap groove tilting cars can be movably arranged on the converter main operating platform; and the steel scrap grooves can be rotationally formed in the steel scrap groove tilting cars. The steel scrap groove tilting cars add steel scraps into the converters by tilting the steel scrap grooves. The converter charging method comprises the steps that the steel scraps required by smelting are added into the converters through the steel scrap groove tilting cars; and molten iron required by smelting is added into the converters through the iron ladle tilting cars. The technical scheme is complete, reliable, safe, low in construction cost and operating cost, savable in energy and environmentally friendly.
Description
Technical field
The present invention relates to field of metallurgy, and in particular to converter steeling technology field and the skill using converter smelting non-ferrous metal
Art field, particularly a kind of converter feeding device and converter loading method.
Background technology
At present, all of steel mill all using crane to be blended into converter molten iron or add steel scrap, this charging method
There is following point:
When many converters are arranged in workshop, many cranes need to be configured to complete iron making and plus steel scrap operation.Many liftings
Machine runs on same track, exists and interferes, and reduces the production efficiency in workshop, or even causes the production of segment converter
Interrupt.This reason directly results in steelshop townhouse arrangement converter seat number can not be too many, usually 2 or 3 block converters ratio
Relatively rationally, the workshop arranged more than 4 block converter townhouses cannot play the production capacity of segment converter.Due to using crane iron making
With plus steel scrap, dust excluding hood is in open state during operation, and closure is very poor, causes load of dust remove to be greatly improved, although all
It is configured with one-time dedusting and final dusting two systems does not still meet increasingly strict environmental protection requirement.In order to environmental protection reaches
Mark, Some Enterprises set up roof third dedusting system, in the hope of further improving environmental aspect.These influences, result in capital construction throwing
The raising of money and increasing considerably for environmental protection facility operating cost.
The content of the invention
The present invention provides a kind of converter feeding device and converter loading method, with the car that the converter townhouse for solving many is arranged
Between exist crane operation interference problem and production process in smoke and dust treatment problem.
Therefore, the present invention proposes a kind of converter feeding device, the converter feeding device includes:
Converter main operation platform;
Many block converters, townhouse is arranged on the converter main operation platform;
Iron bag is tumbled and pours into the iron bag tipping car of the converter, it is mobile to be arranged on the converter main operation platform
On;
Scrap steel trough tipping car, it is mobile to be arranged on the converter main operation platform;
Scrap steel trough, what can be tumbled is arranged on the scrap steel trough tipping car, and the scrap steel trough tipping car is by inclining
Turn over the scrap steel trough and add steel scrap to converter.
Further, the converter feeding device also includes:For the totally-enclosed dust excluding hood of dedusting, outside every converter
At least provided with a closed dust excluding hood.
Further, the converter feeding device also includes:Iron bag tipping car track and scrap steel trough tipping car track, institute
Iron bag tipping car track and scrap steel trough tipping car track are stated for same track, or the iron bag tipping car track and steel scrap
Groove tipping car track is mutually perpendicular two tracks.
Further, the converter feeding device also includes:
Travelling platform track, is arranged on the lateral of the converter main operation platform, and the travelling platform track and the iron
Bag tipping car track is vertical;
Travelling platform, it is mobile to be arranged on the travelling platform track;
The travelling platform can iron bag tipping car described in carrying moved on the travelling platform track, the iron bag tipping car
Can be reached from the converter main operation platform and be parked on the travelling platform, or opened from the travelling platform to the converter
On main operation platform.
Further, the iron bag tipping car track or scrap steel trough tipping car track can keep with trunnion of converter direction
It is parallel;The iron bag tipping car track or scrap steel trough tipping car track can also be vertical with the holding of trunnion of converter direction.This theory
Bright book is vertical with the holding of trunnion of converter direction with the iron bag tipping car track, the scrap steel trough tipping car track and converter ear
Illustrated as a example by direction of principal axis keeping parallelism.
Further, the scrap steel trough tipping car is arranged in converter the same side with iron bag tipping car;Or, the steel scrap
Hopper tipping car is arranged in the both sides of converter with iron bag tipping car.This specification is with the scrap steel trough tipping car and described
Iron bag tipping car is illustrated as a example by being arranged in converter charging side.
Further, the closed dedusting is covered with scrap steel trough tipping car and imports and exports and the import and export of iron bag tipping car,
The scrap steel trough tipping car import and export, is provided with scrap steel trough tipping car and imports and exports sealed door, in the iron bag tipping car
Import and export is provided with iron bag tipping car and imports and exports sealed door.
Further, each described closed dust excluding hood includes:Upper lid on converter main operation platform and it is located at
Lower cover under converter main operation platform, the upper lid is covered in the top of the converter, the scrap steel trough tipping car
Import and export sealed door and iron bag tipping car is imported and exported sealed door and is opened in the upper lid.
Further, the converter feeding device also includes:Monitor in operating room and installed in described close
The industrial camera closed in dust excluding hood, the monitor is connected with the industrial camera signal.
Further, pit and ladle car track under Converter, the ladle track are provided with below each described converter
Operation has slag ladle and carriage and a buggy ladle on road, the lower cover be enclosed in pit under the Converter, the converter tapping position and
Slag tap position, the slag ladle and carriage side sealed door come in and gone out for slag ladle and carriage and the steel come in and gone out for the buggy ladle are offered in the lower cover
Hired car side sealed door.
Further, the scrap steel trough tipping car imports and exports sealed door, iron bag tipping car and imports and exports sealed door, slag ladle and carriage
Side sealed door and buggy ladle side sealed door are univalve door or bivalve door.
Further, the scrap steel trough tipping car imports and exports sealed door, iron bag tipping car and imports and exports sealed door, slag ladle and carriage
Side sealed door and buggy ladle side sealed door are conventional vertical hinged door, track cross sliding door, oscilaltion door, upper and lower plate-turning door or roller shutter
Door.
Further, the scrap steel trough tipping car imports and exports sealed door, iron bag tipping car and imports and exports sealed door, slag ladle and carriage
Side sealed door and buggy ladle side sealed door are hand drive, pneumatic, electronic or hydraulic-driven.
Further, the scrap steel trough tipping car imports and exports sealed door, iron bag tipping car and imports and exports sealed door, slag ladle and carriage
Side sealed door and buggy ladle side sealed door are using chain drive or gear drive or turbine and worm transmission, or fleet wheel transmission
Or the combination of various type of belt drive.
Further, the closed dust excluding hood per block converter sets a set of dust pelletizing system;Or removed per the closed of block converter
Dust hood configures two sets of dust pelletizing systems, i.e., a set of primary dedusting system and a set of secondary dedusting system;I.e.:Per block converter oxygen blast shape
State configures a set of dust pelletizing system, i.e. primary dedusting system;The iron making of one or many block converters, plus steel scrap, tap, slag tap and combine
To share another set of dust pelletizing system, i.e. secondary dedusting system.
Further, the converter feeding device also includes:The crane outside the closed dust excluding hood is arranged on, it is described
Crane runs on the top of the closed dust excluding hood.
The present invention also provides a kind of converter loading method, and the converter loading method includes:Using scrap steel trough tipping car
The steel scrap required for smelting is added to converter;The molten iron required for smelting is added to converter using iron bag tipping car.The converter
Loading method can be using converter feeding device above described in any one.
Further, iron making (molten iron required for smelting is added to converter using iron bag tipping car), plus the steel scrap of converter
(steel scrap required for smelting is added to converter using scrap steel trough tipping car), the operation smelted, tap and slag tap are all at one
Completed in completely closed closed dust excluding hood.
Further, the iron bag that will be equipped with molten iron by crane is hoisted on iron bag tipping car, is then inclined using iron bag
The molten iron overturned required for adding smelting to converter.
Further, the scrap steel trough that will install steel scrap by crane is hung toward scrap steel trough tipping car, then using useless
Steel hopper tipping car adds the steel scrap required for smelting to converter.
The present invention by use new converter loading method, containing iron making and plus steel scrap, have following several compared with existing scheme
The advantage of individual aspect:
1) steel scrap is added by using the iron making of iron bag tipping car, using scrap steel trough tipping car, not using crane is carried out
Iron making and plus steel scrap operation, reduce the activity duration of crane, it is possible to reduce the quantity of crane, reduce crane gear throw
Money.
2) be conducive to crane partition running, reduce the interference of crane operation, make many block converters, such as 4 and 4 with
Upper converter townhouse arrangement satisfies the requirements, and is conducive to improving the production capacity of single steelshop, reduces and takes up an area, and is adapted to existing workshop and expands
Build.
Although 3) present invention still remains crane or overhead traveling crane, converted to converter using crane or overhead traveling crane
Iron and plus steel scrap operation, therefore, can be using completely enclosed dedusting enclosed hood, the dedusting enclosed hood need not be by crane or day
Car, thus it is possible to setting up, confined space is relatively small, the dedusting enclosed hood of converter operation is not influenceed in being enclosed in, can be whole
Effectively trapping converter production process in iron making, plus steel scrap, smelt, tap, slag tap it is all operation produce flue dust, realize converter without
Dirt is turned into industry, thoroughly solves the difficult problem of environmental protection.
4) greatly reduce the flue gas generating capacity in converter production process, especially iron making process, plus steel scrap, tap and go out
Exhaust gas volumn during slag, reduces the configuration of secondary dedusting system and third dedusting system, it might even be possible to no longer build secondary removing
Dirt system and third dedusting system, are greatly lowered environmental protection facility construction investment.
5) because dust pelletizing system needs exhaust gas volumn to be processed to greatly reduce, the operating cost of dust pelletizing system can be significantly reduced,
Improve steelshop benefit.
In a word, converter loading method of the present invention and device, are complete, reliable, safety, low construction cost and low fortune
Row cost, energy-conserving and environment-protective technical scheme.
Brief description of the drawings
Fig. 1 is the overlooking the structure diagram of converter feeding device of the invention;
Fig. 2 is the structural representation of section view at A-A in Fig. 1;
Fig. 3 is the structural representation of section view at B-B in Fig. 1.
Drawing reference numeral explanation:
1- main operation platforms;2- travelling platforms;3- travelling platform tracks;4- iron bags tipping car imports and exports sealed door;5- iron bags incline
Overturning track;6- iron bag tipping cars;7- iron bags;8- scrap steel troughs tipping car imports and exports sealed door;9- scrap steel troughs;10- steel scraps
Hopper car;11- scrap steel trough tipping car tracks;Coffer before the enclosed hood of 12- tops;13- tops enclosed hood left side coffer;
14- converters;15- tops enclosed hood rear side sealed door;Coffer after the enclosed hood of 16- tops;17- tops enclosed hood right side is closed
Plate;18- tops enclosed hood top top coffer;19- dust pelletizing systems;20- cranes;The oblique slag-guiding plate of 21- Converters;Under 22-
Portion enclosed hood top coffer;23- buggy ladles side sealed door;Coffer after the enclosed hood of 24- bottoms;25- buggy ladles;26- ladles;
27- ladle car tracks;Pit under 28- Converters;29- slag ladles and carriages;30- slag ladles;31- bottoms enclosed hood front portion coffer;32- slags
Tank car side sealed door;33- bottoms enclosed hood left side coffer;34- bottoms enclosed hood right side coffer;35- movable gas hoods
Specific embodiment
In order to be more clearly understood to technical characteristic of the invention, purpose and effect, now control illustrates this hair
It is bright.
As shown in Figure 1, Figure 2 and Figure 3, the present invention proposes a kind of converter feeding device, and the converter feeding device includes:
Converter main operation platform 1 (abbreviation platform), for the operation and control of converter provide platform and be each track and transport
Car provides platform base;
Many block converters 14, townhouse is arranged on the converter main operation platform 1;3, when actually used are shown in Fig. 1,
3 block converters are not limited to, can be 4 block converters or more;
Iron bag 7 is tumbled and pours into the iron bag tipping car 6 of the converter 14, it is mobile be arranged on the converter main operation put down
On platform 1, to realize carrying out iron making by iron bag tipping car 6, without iron bag is poured into the converter 14 with overhead traveling crane;
Scrap steel trough tipping car 10, it is mobile to be arranged on the converter main operation platform 1;
Scrap steel trough 9, what can be tumbled is arranged on the scrap steel trough tipping car 10, and the scrap steel trough tipping car 10 leads to
Cross the scrap steel trough 9 of tumbling and add steel scrap to converter 14, without being poured into the converter 14 steel scrap with overhead traveling crane.
Add steel scrap by using the iron making of iron bag tipping car, using scrap steel trough tipping car, do not use crane and converted
Iron and plus steel scrap operation, reduce the activity duration of crane, it is possible to reduce the quantity of crane, reduce crane gear investment,
Be conducive to crane partition running to reduce the interference of crane operation, make many block converters, such as 4 and more than 4 converter townhouses
Arrangement satisfies the requirements, and is conducive to improving the production capacity of single steelshop, reduces and takes up an area, and is adapted to existing workshop enlarging.
Further, the converter feeding device also includes:For the closed dust excluding hood of dedusting, connected on closed dust excluding hood
There is dust pelletizing system 19, every converter is outer at least provided with a closed dust excluding hood.The iron making of converter, plus steel scrap, smelting,
The operation of all main generation flue dust such as tap, slag tap all is completed in a completely closed closed dust excluding hood, can be whole
Effectively trapping converter production process in iron making, plus steel scrap, smelt, tap, slag tap it is all operation produce flue dust, realize converter without
Dirt is turned into industry, thoroughly solves the difficult problem of environmental protection.
Further, the converter feeding device also includes:Iron bag tipping car track 5 and scrap steel trough tipping car track
11, the iron bag tipping car track 5 and scrap steel trough tipping car track 11 are same track, to reduce investment;Or the iron
Bag tipping car track 5 and scrap steel trough tipping car track 11 are mutually perpendicular two tracks, to improve operating efficiency, reduce phase
Mutually interference.
Further, the converter feeding device also includes:
Travelling platform track 3, is arranged on the lateral of the converter main operation platform 1, and the travelling platform track 3 with it is described
Iron bag tipping car track 5 is vertical;Travelling platform 2, it is mobile to be arranged on the travelling platform track 3;On the travelling platform table top
Be provided with track, the model of its track, interorbital away from and rail level absolute altitude it is identical with iron bag tipping car track 5, the table top of travelling platform 2
On track can park iron bag tipping car 6, and it can be moved and positioned on travelling platform track.Iron bag tipping car track 5
On converter main operation platform 1.When the track on travelling platform table top aligns with the iron bag tipping car track 5 of certain block converter 14
And after positioning, iron bag tipping car 6 can be run on converter main operation platform 1 from travelling platform 2, also can be from converter main operation platform 1
Run on travelling platform 2.Travelling platform 2 and travelling platform track 3 can further reduce the homework burden of crane 20.
Further, the iron bag tipping car track or scrap steel trough tipping car track can keep with trunnion of converter direction
It is parallel;The iron bag tipping car track or scrap steel trough tipping car track can also be vertical with the holding of trunnion of converter direction.This theory
Bright book is vertical with the holding of trunnion of converter direction with the iron bag tipping car track, the scrap steel trough tipping car track and converter ear
Illustrated as a example by direction of principal axis keeping parallelism.
Further, the scrap steel trough tipping car 11 is arranged in the same side of converter 14 with iron bag tipping car 5, to save sky
Between;Or, the scrap steel trough tipping car is arranged in the both sides of converter with iron bag tipping car, to improve operating efficiency, subtracts
Interfere less.
This specification is illustrated so that the scrap steel trough tipping car and iron bag tipping car are arranged in converter charging side as an example.
Further, the closed dedusting is covered with scrap steel trough tipping car and imports and exports and the import and export of iron bag tipping car,
The scrap steel trough tipping car import and export, is provided with scrap steel trough tipping car and imports and exports sealed door 8, in the iron bag tipping car
Import and export is provided with iron bag tipping car and imports and exports sealed door 4, to cause scrap steel trough tipping car 11 and iron bag tipping car 5 to turning
Stove can keep the sealing of closed dust excluding hood when adding steel scrap, iron making, it is ensured that closed dust excluding hood it is dynamic with outer communication process in
Dust removing effects.
Further, closed dedusting with converter main operation platform 1 for boundary is divided into upper and lower two parts, each is described closed to remove
Dust hood includes:Upper lid on converter main operation platform and the lower cover under converter main operation platform, with root
Sealed respectively according to the course of work of converter.Top enclosed hood and bottom enclosed hood constitute together one it is complete, closed
Dust excluding hood, prevents flue dust from escaping.
The upper lid is covered in the top of the converter, and the scrap steel trough tipping car imports and exports sealed door 8 and Tie Bao
Tipping car is imported and exported sealed door 4 and is opened in the upper lid.Upper lid is closed by coffer 12, top before the enclosed hood of top
Coffer 16, top enclosed hood right side coffer 17, top enclosed hood top top are close after cover left side coffer 13, top enclosed hood
Closing plate 18 is constituted, and forms approximate cuboid, is that the work of converter reserves enough spaces.It is close that dust pelletizing system 19 is connected to top
Close the top of cover top top coffer 18 and extend into upper lid, the bottom of dust pelletizing system 19 is provided with the work in upper lid
Dynamic petticoat pipe 35, for collecting dust and flue gas in converter producing.Sealed door is set on coffer 16 after the enclosed hood of top, as
Top enclosed hood rear side sealed door 15, operates or repaiies stove operation for converter slag-resisting.On the left of the enclosed hood of top coffer 13 or
The top enclosed hood right side alternative one of coffer 17 or the two on several observation windows are set, observe operation during for execute-in-place
State.Some video cameras are also equipped with the enclosed hood of top, operation and production status for remote reviewing converter.
Further, converter main operation platform is externally provided with operating room, is provided with monitor in the operating room of converter, described
Industrial camera is installed, the monitor is connected with the industrial camera signal, and operation is transmitted in real time in closed dust excluding hood
Status screen.
Further, the lower section of each converter 14 is provided with pit 28 and ladle car track 27, the steel under Converter
Operation has slag ladle and carriage 29 and a buggy ladle 25 on hired car track 27, the lower cover be enclosed in pit under the Converter, described turn
Stove steel-supplying position and the periphery of position of slagging tap, offer the He of slag ladle and carriage side sealed door 32 come in and gone out for slag ladle and carriage in the lower cover
For the buggy ladle side sealed door 23 that the buggy ladle comes in and goes out, dust does not let out during ensureing slag ladle and carriage discrepancy and buggy ladle discrepancy
Dew.The oblique slag-guiding plate 21 of Converter is set in the range of the both sides body of heater rotary area of converter 14 will be overflowed in smelting process from converter 14
Slag water conservancy diversion in pit under Converter 28, pit 28 is located in the middle of ladle car track 27 under Converter, and two ends set ramp,
It is easy to forklift to enter cleaning slag in pit.The top of ladle car track 27 is provided with bottom enclosed hood top coffer under Converter
22, for the sealing at the top of lower cover and the solar heat protection of main operation mesa base.As shown in figure 3, in the ladle car track both sides
It is provided with parallel or bottom that is being oppositely arranged enclosed hood left side coffer 33 and bottom enclosed hood right side coffer 34.
Slag ladle and carriage 29 and buggy ladle 25 run on same track.On the coffer 31 of bottom enclosed hood front portion, slag ladle
The turnover of car 29 bottom enclosed hood position sets slag ladle and carriage side sealed door 32;On coffer 24 after the enclosed hood of bottom, buggy ladle 25
Turnover bottom enclosed hood position sets buggy ladle side sealed door 23.Some video cameras are provided with the enclosed hood of bottom, for remote
Journey observation converter tapping, the job state such as slag tap.
Further, the scrap steel trough tipping car import and export sealed door and/or iron bag tipping car import and export sealed door with
And other sealed doors (including slag ladle and carriage side sealed door and buggy ladle side sealed door), it is univalve door or bivalve door, to make
Or rapid switch.
Further, the scrap steel trough tipping car import and export sealed door and/or iron bag tipping car import and export sealed door with
And other sealed doors (including slag ladle and carriage side sealed door and buggy ladle side sealed door) are conventional vertical hinged door, track cross sliding door, up and down
Overhead door, upper and lower plate-turning door or rolling screen door, to adapt to different operating modes.
Further, the scrap steel trough tipping car import and export sealed door and/or iron bag tipping car import and export sealed door with
And other sealed doors (including slag ladle and carriage side sealed door and buggy ladle side sealed door) are hand drive, the drive of pneumatic, electronic or hydraulic pressure
It is dynamic, select corresponding type of drive with according to on-site actual situations.
Further, the scrap steel trough tipping car import and export sealed door and/or iron bag tipping car import and export sealed door with
And other sealed doors (including slag ladle and carriage side sealed door and buggy ladle side sealed door) use chain drive or gear drive or whirlpool
Worm and gear is driven, or fleet wheel transmission or the combination of various type of belt drive, to be adapted to different operating modes.
Further, the closed dust excluding hood per block converter sets a set of dust pelletizing system;Or removed per the closed of block converter
Dust hood configures two sets of dust pelletizing systems, i.e., a set of primary dedusting system and a set of secondary dedusting system;I.e.:Per block converter oxygen blast shape
State configures a set of dust pelletizing system, i.e. primary dedusting system;The iron making of one or many block converters, plus steel scrap, tap, slag tap and combine
To share another set of dust pelletizing system, i.e. secondary dedusting system.So, relatively good dust removing effects, and cost phase can be obtained
To relatively low.The present invention can reduce the configuration of secondary dedusting system and third dedusting system, it might even be possible to no longer build secondary removing
Dirt system and third dedusting system, are greatly lowered environmental protection facility construction investment.
Further, the converter feeding device also includes:Be arranged on outside the closed dust excluding hood crane 20 (my god
Car), the crane is located at the top of the closed dust excluding hood, and the iron bag 7 for will be equipped with molten iron is hoisted to iron bag tipping car 6
On.Although the present invention still remains crane or overhead traveling crane, crane or overhead traveling crane are not to carry out iron making and add to converter to give up
Steel operation, therefore, crane or overhead traveling crane can need not be enclosed in using completely enclosed dedusting enclosed hood, the dedusting enclosed hood
It is interior, thus it is possible to setting up, confined space is relatively small, the dedusting enclosed hood of converter operation is not influenceed, being capable of whole effectively trapping
Iron making, the flue dust for adding steel scrap, smelting, tap, slagging tap all operation generations, realize that converter is dustless and are turned into converter production process
Industry, thoroughly solves the difficult problem of environmental protection.
The present invention also provides a kind of converter loading method, is added to converter 14 using scrap steel trough tipping car 10 needed for smelting
The steel scrap wanted;The molten iron required for smelting is added to converter 14 using iron bag tipping car 6.Converter charging has after first hot metal charging plus useless
Steel and first plus steel scrap after two kinds of charging methods of hot metal charging, the present invention can select any of the above-described working method, by use iron bag
Tipping car iron making, steel scrap is added using scrap steel trough tipping car, do not use crane carry out iron making and plus steel scrap operation, reduce
The activity duration of crane, it is possible to reduce the quantity of crane, reduce crane gear investment.
Further, the iron making of converter, plus steel scrap, the operation smelting, tap and slag tap it is all completely closed close at one
Close in dust excluding hood and complete.The iron making of converter, plus steel scrap realized by iron bag tipping car 6 and scrap steel trough tipping car 10 respectively, institute
With the present invention can using completely enclosed dedusting enclosed hood, in need not be enclosed in for crane or overhead traveling crane by the dedusting enclosed hood,
Thus it is possible to setting up, confined space is relatively small, the dedusting enclosed hood of converter operation is not influenceed, being capable of whole effectively trapping converter
Iron making in production process, plus steel scrap, smelt, tap, the flue dust that all operations of slagging tap are produced, realize that converter is dustless and be turned into industry, it is thorough
Bottom solves the difficult problem of environmental protection.
Further, the iron bag that will be equipped with molten iron by crane is hoisted on iron bag tipping car, is then inclined using iron bag
The molten iron overturned required for adding smelting to converter.Further, the scrap steel trough that will install steel scrap by crane hangs past useless
Steel hopper tipping car, then adds the steel scrap required for smelting to converter using scrap steel trough tipping car.Although the present invention is still
Remain crane or overhead traveling crane, but crane or overhead traveling crane be not to converter carry out iron making and plus steel scrap operation, be conducive to lifting
Machine partition running reduces the interference of crane operation, makes many block converters, and such as 4 and more than 4 converter townhouse arrangements possess bar
Part, is conducive to improving the production capacity of single steelshop, reduces and takes up an area, and is adapted to existing workshop enlarging.
The present invention after first hot metal charging plus as a example by steel scrap to illustrate the course of work of the invention:
1) iron bag tipping car 6 is parked on travelling platform 2 and is effectively positioned;Travelling platform 2 is parked on travelling platform track 3 simultaneously
Positioned at platform 1 (i.e. converter main operation platform) adjacent edges;
2) the iron bag 7 that will be equipped with molten iron using crane 20 is hoisted on iron bag tipping car 6;
3) travelling platform 2 runs along travelling platform track 3, and iron bag tipping car 6 is transported to needs the converter 14 pairs of hot metal charging
At the iron bag tipping car track 5 answered, the track on the table top of travelling platform 2 aligns and fixed with the iron bag tipping car track 5 on platform 1
Position;
4) iron bag tipping car 6 is run on the iron bag tipping car track 5 to platform 1 from the table top of travelling platform 2;
5) iron bag tipping car 6 runs along molten iron tipping car track 5 to converter 14;
6) before molten iron tipping car 6 runs and imports and exports sealed door 4 to iron bag tipping car, the import and export of iron bag tipping car are opened closed
Door 4;
7) after molten iron tipping car 6 is completely into top seal cover, closes iron bag tipping car and import and export sealed door 4;
8) dust pelletizing system 19, dedusting fan low-speed running are opened;
9) converter 14 is to charging side grate to iron making position;
10) iron bag tipping car 6 is run to iron making position;The blower fan of dust pelletizing system 19 is adjusted to high according to the air quantity needed for iron making
Speed operation;
11) iron bag tipping car 6 tumble iron bag 7 start iron making, and during iron making the angle of converter 14 with the angle of iron bag 7
Degree change is adjusted correspondingly;
12) after iron making terminates, the empty bag of iron bag 7 is returned to vertical position;Simultaneously after iron making terminates to postpone reasonable time,
The blower fan of dust pelletizing system 19 is adjusted to low cruise;
13) after iron bag 7 is returned to vertical position, opens iron bag tipping car and import and export sealed door 4;
14) empty travelling platform is at corresponding iron bag tipping car track 5, on the track on the table top of travelling platform 2 and platform 1
Iron bag tipping car track 5 aligns and positions;
15) after molten iron tipping car 6 outputs top seal cover completely, close iron bag tipping car and import and export sealed door 4;
16) iron bag tipping car 6 runs to the table top track of travelling platform 2 and positions along molten iron tipping car track 5;
17) travelling platform 2 is run along travelling platform track 3, and empty iron bag 7 is transported to the edge of platform 1 and is positioned;
18) empty iron bag 7 is hung away crane 20 sky bag from iron bag tipping car 6;
19) while preparation before carrying out iron making or iron making, crane 20 will install steel scrap scrap steel trough 9 hang it is past
Scrap steel trough tipping car 10, puts and onboard completes positioning, waits steel scrap operation to be added;
20) after empty iron bag 7 transports enclosed hood completely, open scrap steel trough tipping car and import and export sealed door 8;
21) scrap steel trough tipping car 10 runs along scrap steel trough tipping car track 11, after enclosed hood, closes
Scrap steel trough tipping car imports and exports sealed door 8;
22) scrap steel trough tipping car 10 is run to steel scrap charging position;The blower fan of dust pelletizing system 19 is according to the wind needed for adding steel scrap
Amount is adjusted to high-speed cruising;
23) scrap steel trough 9 of tumbling pours into steel scrap to the fire door of converter 14;The angle of converter 14 is with the angle of scrap steel trough 9
Change and adjust;
24) after the completion of steel scrap charging, scrap steel trough 9 recovers to horizontal level;Plus steel scrap terminate after postpone reasonable time
Afterwards, the blower fan of dust pelletizing system 19 is adjusted to low cruise;
25) open scrap steel trough tipping car and import and export sealed door 8, scrap steel trough tipping car 10 is along scrap steel trough tipping car
After track 11 transports enclosed hood completely, close scrap steel trough tipping car and import and export sealed door 8;
26) converter 14 returns to vertical position, fall movable gas hood 35 start smelting operation, the blower fan of dust pelletizing system 19 according to
The corresponding air quantity that blows is adjusted to high-speed cruising;
27) while converter 14 is smelted, from crane 20 by the empty scrap steel trough 9 on scrap steel trough tipping car 10 hang toward
Steel scrap area carries out waste steel ingredient operation;
28) during converter 14 is smelted, buggy ladle 25 transports empty ladle 26 to converter 14;
29) buggy ladle 25 is run during to buggy ladle side sealed door 23, and this sealed door is opened;
30) after buggy ladle 25 is completely into enclosed hood, buggy ladle side sealed door 23 is closed;
31) operation of buggy ladle 25 to tapping waits position out of service;
32) while, slag ladle and carriage 29 transports empty slag ladle 30 to converter 14;
33) slag ladle and carriage 29 is run during to slag ladle and carriage side sealed door 32, and this sealed door is opened;
34) after slag ladle and carriage 29 is completely into enclosed hood, slag ladle and carriage side sealed door 32 is closed;
35) slag ladle and carriage 29 runs to slagging tap and waits position out of service;
36) after converter 14 is smelted and terminated, movable gas hood 35 is lifted;To the stove rear direction grate of converter 14, while dust pelletizing system
19 blower fans are according to tapping air quantity adjustment running speed;
37) position of buggy ladle 25 is adjusted, the molten steel in converter 14 is poured into sky ladle 26 by converter taphole;
38) after the tapping of converter 14 terminates, converter 14 reversely to charging side grate, as needed, from fire door by the stove of converter 14
Interior slag is down in the empty slag ladle 30 on slag ladle and carriage 29;
39) while converter 14 is slagged tap, the buggy ladle 25 for carrying molten steel runs along ladle car track 27 to stove rear direction;
When reaching buggy ladle side sealed door 23, the sealed door is opened;After buggy ladle 25 outputs enclosed hood completely, the sealed door is closed;
40) after the completion of slagging tap, the slag ladle and carriage 29 for carrying slag runs along ladle car track 27 to stokehold direction;Reach slag
During the sealed door 32 of tank car side, the sealed door is opened;After slag ladle and carriage 29 outputs enclosed hood completely, the sealed door is closed;
41) after the completion of slagging tap, dust pelletizing system 19 is adjusted to low cruise after suitably postponing the regular hour;
42) next working cycles are waited.
Schematical specific embodiment of the invention is the foregoing is only, the scope of the present invention is not limited to.For this
Each part of invention can be mutually combined under conditions of not conflicting, any those skilled in the art, not depart from this
Done equivalent variations and modification, all should belong to the scope of protection of the invention on the premise of the design of invention and principle.
Claims (20)
1. a kind of converter feeding device, it is characterised in that the converter feeding device includes:
Converter main operation platform;
Many block converters, townhouse is arranged on the converter main operation platform;
Iron bag is tumbled and pours into the iron bag tipping car of the converter, it is mobile to be arranged on the converter main operation platform;
Scrap steel trough tipping car, it is mobile to be arranged on the converter main operation platform;
Scrap steel trough, what can be tumbled is arranged on the scrap steel trough tipping car, and the scrap steel trough tipping car is by tumbling
State scrap steel trough and add steel scrap to converter.
2. converter feeding device as claimed in claim 1, it is characterised in that the converter feeding device also includes:For removing
The closed dust excluding hood of dirt, every converter is outer at least provided with a closed dust excluding hood.
3. converter feeding device as claimed in claim 2, it is characterised in that the converter feeding device also includes:Iron bag inclines
Overturning track and scrap steel trough tipping car track, the iron bag tipping car track and scrap steel trough tipping car track are same rail
Road, or the iron bag tipping car track and scrap steel trough tipping car track are mutually perpendicular two tracks.
4. converter feeding device as claimed in claim 3, it is characterised in that the converter feeding device also includes:
Travelling platform track, is arranged on the lateral of the converter main operation platform, and the travelling platform track and the main operation
Iron bag tipping car track on platform is vertical;
Travelling platform, it is mobile to be arranged on the travelling platform track;The travelling platform iron bag tipping car can exist described in carrying
Moved on the travelling platform track, the iron bag tipping car can be reached on the travelling platform from the converter main operation platform
Park, or opened from the travelling platform to the converter main operation platform.
5. converter feeding device as claimed in claim 3, it is characterised in that the iron bag tipping car track or scrap steel trough incline
Overturning track and trunnion of converter direction keeping parallelism;Or the iron bag tipping car track or scrap steel trough tipping car track with turn
Stove gudgeon direction keeps vertical.
6. converter feeding device as claimed in claim 1, it is characterised in that the scrap steel trough tipping car and iron bag tipping car
It is arranged in converter the same side;Or, the scrap steel trough tipping car is arranged in the both sides of converter with iron bag tipping car.
7. converter feeding device as claimed in claim 2, it is characterised in that the closed dedusting is covered with scrap steel trough and tumbles
Car is imported and exported and iron bag tipping car is imported and exported, and in the scrap steel trough tipping car import and export, is provided with scrap steel trough tipping car
Sealed door is imported and exported, being provided with iron bag tipping car in the iron bag tipping car import and export imports and exports sealed door.
8. converter feeding device as claimed in claim 7, it is characterised in that each described closed dust excluding hood includes:Positioned at turn
Upper lid on stove main operation platform and the lower cover under converter main operation platform, the upper lid are covered in described
The top of converter, the scrap steel trough tipping car import and export sealed door and iron bag tipping car import and export sealed door are opened in described
In upper lid.
9. converter feeding device as claimed in claim 2, it is characterised in that the converter feeding device also includes:It is arranged on
Monitor in operating room and the industrial camera in the closed dust excluding hood, the monitor and the industry shooting
Machine signal is connected.
10. converter feeding device as claimed in claim 8, it is characterised in that be provided with Converter below each described converter
Lower pit and ladle car track, operation has slag ladle and carriage and buggy ladle in the ladle car track, and the lower cover is enclosed in described
Pit and the steel-supplying position of the converter and position of slagging tap, offer the slag come in and gone out for slag ladle and carriage under Converter in the lower cover
Tank car side sealed door and the buggy ladle side sealed door come in and gone out for the buggy ladle.
11. converter feeding devices as claimed in claim 7, it is characterised in that the scrap steel trough tipping car is imported and exported closed
It is univalve door or bivalve door that door, iron bag tipping car import and export sealed door, slag ladle and carriage side sealed door and buggy ladle side sealed door.
12. converter feeding devices as claimed in claim 7, it is characterised in that the scrap steel trough tipping car is imported and exported closed
Door, iron bag tipping car import and export sealed door, slag ladle and carriage side sealed door and buggy ladle side sealed door be vertical hinged door, track cross sliding door,
Oscilaltion door, upper and lower plate-turning door or rolling screen door.
13. converter feeding devices as claimed in claim 7, it is characterised in that the scrap steel trough tipping car is imported and exported closed
It is hand drive, pneumatic, electronic that door, iron bag tipping car import and export sealed door, slag ladle and carriage side sealed door and buggy ladle side sealed door
Or hydraulic-driven.
14. converter feeding devices as claimed in claim 7, it is characterised in that the scrap steel trough tipping car is imported and exported closed
Door, iron bag tipping car are imported and exported sealed door, slag ladle and carriage side sealed door and buggy ladle side sealed door and are passed using chain drive or gear
The transmission of dynamic or turbine and worm, or fleet wheel transmission or the combination of various type of belt drive.
15. converter feeding devices as claimed in claim 2, it is characterised in that
Closed dust excluding hood per block converter sets a set of dust pelletizing system;
Or the closed dust excluding hood per block converter configures two sets of dust pelletizing systems, i.e., a set of primary dedusting system and a set of secondary
Dust pelletizing system;Wherein, a set of dust pelletizing system, i.e. primary dedusting system are configured per block converter oxygen blast state;One or many block converters
Iron making, plus steel scrap, tap, the shared another set of dust pelletizing system, i.e. secondary dedusting system of combining of slagging tap.
16. converter feeding devices as claimed in claim 2, it is characterised in that the converter feeding device also includes:It is arranged on
Crane outside the closed dust excluding hood, the crane runs on the top of the closed dust excluding hood.
17. a kind of converter loading methods, it is characterised in that the converter loading method includes:Using scrap steel trough tipping car to
Converter adds the steel scrap required for smelting;The molten iron required for smelting is added to converter using iron bag tipping car.
18. converter loading methods as claimed in claim 17, it is characterised in that the iron making of converter, plus steel scrap, smeltings, tap
All completed in a completely closed closed dust excluding hood with the operation slagged tap.
19. converter loading methods as claimed in claim 17, it is characterised in that the iron bag that will be equipped with molten iron by crane hangs
It is transported on iron bag tipping car, the molten iron required for smelting then is added to converter using iron bag tipping car.
20. converter loading methods as claimed in claim 17, it is characterised in that the steel scrap of steel scrap will be installed by crane
Groove is hung toward scrap steel trough tipping car, and the steel scrap required for smelting then is added to converter using scrap steel trough tipping car.
Priority Applications (1)
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CN201611176692.0A CN106702078A (en) | 2016-12-19 | 2016-12-19 | Converter charging device and method |
Applications Claiming Priority (1)
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CN201611176692.0A CN106702078A (en) | 2016-12-19 | 2016-12-19 | Converter charging device and method |
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Family
ID=58939215
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CN201611176692.0A Pending CN106702078A (en) | 2016-12-19 | 2016-12-19 | Converter charging device and method |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107236840A (en) * | 2017-07-12 | 2017-10-10 | 中冶南方工程技术有限公司 | Converter adds steel scrap device |
CN109055656A (en) * | 2018-09-13 | 2018-12-21 | 中冶华天工程技术有限公司 | A kind of production-process systems and its method of mating converter preheating scrap briquetting |
CN111349744A (en) * | 2020-05-06 | 2020-06-30 | 山东泰山钢铁集团有限公司 | Method for cleaning steel slag under converter |
CN112011667A (en) * | 2020-07-14 | 2020-12-01 | 天津天钢联合特钢有限公司 | Structural layout and cooperative control method for converter charging operation system |
CN113106188A (en) * | 2021-04-09 | 2021-07-13 | 福建三宝钢铁有限公司 | Preparation method of HRB500E niobium-containing titanium alloy deformed steel bar |
CN114182060A (en) * | 2021-12-10 | 2022-03-15 | 芜湖新兴铸管有限责任公司 | Automatic charging control system and control method for converter charging materials |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107236840A (en) * | 2017-07-12 | 2017-10-10 | 中冶南方工程技术有限公司 | Converter adds steel scrap device |
CN109055656A (en) * | 2018-09-13 | 2018-12-21 | 中冶华天工程技术有限公司 | A kind of production-process systems and its method of mating converter preheating scrap briquetting |
CN111349744A (en) * | 2020-05-06 | 2020-06-30 | 山东泰山钢铁集团有限公司 | Method for cleaning steel slag under converter |
CN112011667A (en) * | 2020-07-14 | 2020-12-01 | 天津天钢联合特钢有限公司 | Structural layout and cooperative control method for converter charging operation system |
CN113106188A (en) * | 2021-04-09 | 2021-07-13 | 福建三宝钢铁有限公司 | Preparation method of HRB500E niobium-containing titanium alloy deformed steel bar |
CN114182060A (en) * | 2021-12-10 | 2022-03-15 | 芜湖新兴铸管有限责任公司 | Automatic charging control system and control method for converter charging materials |
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