CN104894377B - The side-blown melting continuously device of top blast and the side-blown melting continuously method of top blast - Google Patents
The side-blown melting continuously device of top blast and the side-blown melting continuously method of top blast Download PDFInfo
- Publication number
- CN104894377B CN104894377B CN201510329283.9A CN201510329283A CN104894377B CN 104894377 B CN104894377 B CN 104894377B CN 201510329283 A CN201510329283 A CN 201510329283A CN 104894377 B CN104894377 B CN 104894377B
- Authority
- CN
- China
- Prior art keywords
- blown
- zoneofoxidation
- top blast
- slag
- spray gun
- 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
Abstract
The invention discloses a kind of side-blown melting continuously device of top blast and the side-blown melting continuously method of top blast.The side-blown melting continuously device of top blast includes：Body of heater with furnace chamber, the infrastructure of furnace chamber is into sedimentation basin, separator is provided with furnace chamber so that sedimentation basin to be separated into the zoneofoxidation to communicate with each other and reducing zone, the roof relative with zoneofoxidation of furnace chamber is provided with the first outlet flue, top blast mouth and charge door, the roof relative with reducing zone of furnace chamber is provided with the second outlet flue, the bottom wall or side wall of zoneofoxidation are provided with discharging opening, and the side wall of reducing zone is provided with side-blown mouth and slag notch；Top-blown spray gun, top-blown spray gun are located at top blast mouth, and the outlet of top-blown spray gun is immersed in the first oxidation slag blanket of zoneofoxidation；And side-blown spray gun, side-blown spray gun are located at side-blown mouth.The side-blown melting continuously device of top blast has the advantages that rate of driving is high, efficiency is high, investment is small, floor space is small, simple and compact for structure, efficient energy-saving, safe operation are environmentally friendly, adaptability to raw material is strong.
Description
Technical field
The present invention relates to metal smelt field, in particular to the side-blown melting continuously device of top blast, further relates to top blast side
Blow melting continuously method.
Background technology
Due to continually developing for mineral resources, mine reserve and grade are all on a declining curve.On the one hand, smelting enterprise is gradual
Start to process multi-metal complex associated minerals, at the same time produce the largely waste residue containing valuable metal, secondary material (such as flue dust, acid
Mud and electroplating sludge etc.).On the other hand, the raw material of smelting enterprise gradually extends to enormous amount, more metal associations, valuable element
The low various metallurgical intermediate materials of content, metallurgical refining slag, metallurgical granulated slag, leached mud.
The content of the invention
It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.Therefore, the present invention carries
Go out a kind of side-blown melting continuously device of top blast with adaptability to raw material the advantages of strong.
The present invention also proposes a kind of side-blown melting continuously method of top blast with adaptability to raw material the advantages of strong.
The side-blown melting continuously device of the top blast of embodiment includes according to a first aspect of the present invention：Body of heater, the body of heater is interior to be had
There is furnace chamber, for the infrastructure of the furnace chamber into sedimentation basin, the furnace chamber is interior to be provided with separator so that the sedimentation basin is separated into that
The zoneofoxidation of this connection and reducing zone, the roof relative with the zoneofoxidation of the furnace chamber are provided with the first outlet flue, top blast
Mouthful and for adding the charge door of raw material and flux to the zoneofoxidation, on the roof relative with the reducing zone of the furnace chamber
Provided with the second outlet flue, the bottom wall or side wall of the zoneofoxidation are provided with discharging opening, and the side wall of the reducing zone is provided with side-blown
Mouth and slag notch；It is described for spraying into the top-blown spray gun of fuel and oxygen-containing gas in the first oxidation slag blanket to the zoneofoxidation
Top-blown spray gun is located at the top blast mouth, and the outlet of the top-blown spray gun is immersed in the first oxidation slag blanket of the zoneofoxidation；
With the side-blown spray gun for spraying into fuel, air and reducing agent in the second oxidation slag blanket to the reducing zone, the side-blown spray
Rifle is located at the side-blown mouth.
The side-blown melting continuously device of top blast according to embodiments of the present invention has the advantages of adaptability to raw material is strong.
In addition, the side-blown melting continuously device of top blast according to the above embodiment of the present invention can also have skill additional as follows
Art feature：
According to one embodiment of present invention, the roof relative with the reducing zone of the furnace chamber enters provided with reducing agent
Mouthful.
According to one embodiment of present invention, the lower end of the separator and the pre- spacing in bottom wall interval of the sedimentation basin
From.
According to one embodiment of present invention, the lower end of the separator is connected with the bottom wall of the sedimentation basin, described point
Spacing body, which is provided with, to be used to connect the zoneofoxidation and the communicating passage of the reducing zone.
According to one embodiment of present invention, the separator is fire-resisting partition, and cooling water is provided with the fire-resisting partition
Set or the fire-resisting partition are water cooling fire-resisting partition.
According to one embodiment of present invention, the roof relative with the zoneofoxidation of the furnace chamber is provided with oxygen-containing gas
Entrance.
According to one embodiment of present invention, the side-blown mouth is multiple that the side-blown spray gun is multiple, multiple sides
Blow and spray rifle to be located at correspondingly at multiple side-blown mouths, the plurality of side-blown mouth is equally spacedly set.
According to one embodiment of present invention, set in each in the wall of the zoneofoxidation and the wall of the reducing zone
There is refractory protection, the inwall or outer wall of the refractory protection are provided with cooling jacket.
The utilization of the embodiment described side-blown continuous smelting of top blast according to a first aspect of the present invention according to a second aspect of the present invention
The side-blown melting continuously method of top blast that device is implemented is refined, the side-blown melting continuously method of top blast comprises the following steps：
Raw material and flux are mixed in proportion, wherein the raw material is broken selected from copper concentrate, nickel ore concentrate, lead concentrate, metallurgical water
One or more in slag, metallurgical refining slag, leached mud, metallurgical intermediate material, flue dust, sour mud, electroplating sludge；
The raw material and the flux are added to zoneofoxidation by charge door, the raw material and the flux fall in the oxygen
Change on the first oxidation slag blanket in area, and fuel and oxygen-containing gas are injected to the first oxidation of the zoneofoxidation using top-blown spray gun
In slag blanket, to carry out oxidizing semlting to the raw material and to produce melt, the melt forms the first oxygen in the zoneofoxidation
Slugging layer and the first crude metal layer；
Oxidizing slag in the zoneofoxidation enters in reducing zone and forms the second oxidation slag blanket；
Fuel, air and reducing agent are injected in the second oxidation slag blanket using the side-blown spray gun, so as to institute
The oxidizing slag in reducing zone is stated to carry out reduction melting and produce reducing slag and crude metal；With
The reducing slag is discharged by slag notch, the crude metal enter the zoneofoxidation in and with the zoneofoxidation
Crude metal is discharged by discharging opening.
The side-blown melting continuously method of top blast according to embodiments of the present invention has the advantages of adaptability to raw material is strong.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the structural representation of the side-blown melting continuously device of top blast according to embodiments of the present invention；
Fig. 2 is the flow chart of the side-blown melting continuously method of top blast according to embodiments of the present invention.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to
The embodiment of accompanying drawing description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Because very big difference, therefore the smelting device of different metal be present in the physical property and chemical property of different metal
In the presence of very big difference.If directly smelt another metal using a kind of smelting device of metal, then not only result in smelting
Refining failure, or even can also trigger work safety accident.
Below with reference to the accompanying drawings the side-blown melting continuously device 10 of top blast according to embodiments of the present invention is described.As shown in figure 1, root
Include body of heater 101, top-blown spray gun (not shown) and side-blown according to the side-blown melting continuously device 10 of the top blast of the embodiment of the present invention
Spray gun (not shown).
There is furnace chamber 1011, the infrastructure of furnace chamber 1011 is into sedimentation basin 1012 in body of heater 101.In other words, furnace chamber 1011
Bottom formed sedimentation basin 1012.That is, the bottom of furnace chamber 1011 is sedimentation basin 1012.Separator is provided with furnace chamber 1011
1013 so that sedimentation basin 1012 to be separated into the zoneofoxidation 1014 to communicate with each other and reducing zone 1015.Furnace chamber 1011 and zoneofoxidation
1014 relative roofs are provided with the first outlet flue (not shown), top blast mouth 1016 and for adding original to zoneofoxidation 1014
The charge door 1017 of material and flux.The roof relative with reducing zone 1015 of furnace chamber 1011 is provided with the second outlet flue (in figure not
Show).The bottom wall or side wall of zoneofoxidation 1014 are provided with discharging opening 1020, and the side wall of reducing zone 1015 is provided with side-blown mouth 1018
With slag notch 1019.
Top-blown spray gun is located at top blast mouth 1016, and the outlet of top-blown spray gun is immersed in the first oxidation slag blanket of zoneofoxidation 1014
In L1.Top-blown spray gun is used to spray into fuel and oxygen-containing gas into the first oxidation slag blanket L1 of zoneofoxidation 1014.Side-blown spray gun is set
At side-blown mouth 1018, side-blown spray gun is used to spray into fuel, air and reduction into the second oxidation slag blanket L2 of reducing zone 1015
Agent.
The side-blown melting continuously method of top blast according to embodiments of the present invention is described below with reference to Fig. 1 and Fig. 2.According to the present invention
The side-blown melting continuously method of top blast of embodiment is implemented by the side-blown melting continuously device 10 of top blast according to embodiments of the present invention.
The side-blown melting continuously method of top blast according to embodiments of the present invention comprises the following steps：
Raw material and flux are mixed in proportion, the raw material is selected from copper concentrate, nickel ore concentrate, lead concentrate, metallurgical refining slag, metallurgy
One or more in granulated slag, leached mud, metallurgical intermediate material, flue dust, sour mud, electroplating sludge；
Raw material and flux are added to zoneofoxidation 1014 by charge door 1017, raw material and flux fall the of zoneofoxidation 1014
On one oxidation slag blanket L1, and fuel and oxygen-containing gas are injected into zoneofoxidation 1014 using top-blown spray gun first aoxidizes slag blanket L1
Interior, to carry out oxidizing semlting to raw material and to produce melt, melt forms the first oxidation slag blanket L1 and the in zoneofoxidation 1014
One crude metal layer L3；
Oxidizing slag in zoneofoxidation 1014 enters in reducing zone 1015 and forms the second oxidation slag blanket L2；
Fuel, air and reducing agent are injected in the second oxidation slag blanket L2 using side-blown spray gun, so as to reducing zone
Oxidizing slag in 1015 carries out reduction melting and produces reducing slag and crude metal；With
Reducing slag is discharged by slag notch 1019, crude metal enter zoneofoxidation 1014 in and with the thick gold in zoneofoxidation 1014
Category is discharged by discharging opening 1020.
The side-blown melting continuously device 10 of top blast according to embodiments of the present invention in furnace chamber 1011 by setting sedimentation basin
1012 are divided into the zoneofoxidation 1014 to communicate with each other and reducing zone 1015, so as to complete oxidizing semlting in zoneofoxidation 1014
And reduction melting is completed in reducing zone 1015.It is possible thereby to the smelting process for making to include oxidizing semlting and reduction melting is in top blast
Successfully, continuously carried out in side-blown melting continuously device 10, so as to can not only improve rate of driving and efficiency, and
With it is existing including the smelting device of oxidation furnace and reduction furnace compared with, the side-blown melting continuously device 10 of top blast have invest it is small, account for
The advantages that ground area is small.
Moreover, the side-blown melting continuously device 10 of top blast according to embodiments of the present invention is compact-sized and can ensure oxidation reaction
Successfully carried out with reduction reaction, efficiently make use of the latent heat of melt, there is the advantages of energy-efficient.By top-blown spray gun and
Side-blown spray gun injecting substances, melt can be stirred and reacted, significantly improved thermodynamics, the dynamic conditions of reaction, make
Reaction is efficiently carried out, and shortens the operating time, and heat leaks less, while the cold air leak into is few, saves for maintaining stove
The fuel consumption of temperature, makes operation safer.
Due to continually developing for mineral resources, mine reserve and grade are all on a declining curve.On the one hand, smelting enterprise is gradual
Start to process multi-metal complex associated minerals, at the same time produce the largely waste residue containing valuable metal, secondary material (such as flue dust, acid
Mud and electroplating sludge etc.).On the other hand, the raw material of smelting enterprise gradually extends to enormous amount, more metal associations, valuable element
The low various metallurgical intermediate materials of content, metallurgical refining slag, metallurgical granulated slag, leached mud.
The side-blown melting continuously device 10 of top blast according to embodiments of the present invention by using copper concentrate, nickel ore concentrate, lead concentrate,
One or more works in metallurgical refining slag, metallurgical granulated slag, leached mud, metallurgical intermediate material, flue dust, sour mud, electroplating sludge
For raw material, so as to adaptability to raw material it is strong the advantages of.
Therefore, the side-blown melting continuously device 10 of top blast according to embodiments of the present invention has rate of driving height, efficiency
High, the advantages that investment is small, floor space is small, simple and compact for structure, efficient energy-saving, safe operation are environmentally friendly, adaptability to raw material is strong.
The side-blown melting continuously method of top blast according to embodiments of the present invention has high rate of driving, efficiency height, energy-conservation
Efficiently, the advantages that safe operation is environmentally friendly, adaptability to raw material is strong.
As shown in figure 1, according to the side-blown melting continuously device 10 of top blast of some embodiments of the present invention include body of heater 101,
For spraying into the top-blown spray gun of fuel and oxygen-containing gas in the first oxidation slag blanket L1 to zoneofoxidation 1014 and for reducing zone
The side-blown spray gun of fuel, air and reducing agent is sprayed into 1015 the second oxidation slag blanket L2.
There is furnace chamber 1011, the infrastructure of furnace chamber 1011 is into sedimentation basin 1012 in body of heater 101.It is provided with and divides in furnace chamber 1011
Spacing body 1013 is so that sedimentation basin 1012 to be separated into the zoneofoxidation 1014 to communicate with each other and reducing zone 1015.That is, furnace chamber
Separator 1013 is provided with 1011, furnace chamber 1011 is divided into oxidation chamber and reduction chamber, the bottom of the oxidation chamber by separator 1013
It is configured to (formation) zoneofoxidation 1014, the infrastructure of the reduction chamber is into (formation) reducing zone 1015, zoneofoxidation 1014 and reduction
Area 1015 communicates with each other.In other words, the body of heater 101 of the side-blown melting continuously device 10 of top blast can be the twin furnace type of furnace.
The part above zoneofoxidation 1014 of the oxidation chamber can be vertical type cylinder shape structure.The chi of zoneofoxidation 1014
Very little (diameter, height, ratio of height to diameter) can carry out reasonable adjusting according to the type and number change of processing raw material.
The sedimentation basin 1012 of body of heater 101 can be ellipse, circular or rectangle.The size of sedimentation basin 1012 can basis
The type and number change of the size and processing raw material of zoneofoxidation 1014 and reducing zone 1015 carry out reasonable adjusting.Preferably,
Sedimentation basin 1012 is ellipse.
Advantageously, refractory protection is designed with each in the wall of zoneofoxidation 1014 and the wall of reducing zone 1015, should
The inwall or outer wall of refractory protection are provided with cooling jacket.It is possible thereby to extend the use of the side-blown melting continuously device 10 of top blast
Life-span.
The roof relative with zoneofoxidation 1014 of furnace chamber 1011 be provided with first outlet flue, top blast mouth 1016 and for
Zoneofoxidation 1014 adds the charge door 1017 of raw material and flux.In other words, the roof of the oxidation chamber be provided with first outlet flue,
Top blast mouth 1016 and charge door 1017.The roof relative with reducing zone 1015 of furnace chamber 1011 is provided with second outlet flue.
That is the roof of the reduction chamber is provided with second outlet flue.
Raw material and flux are added in zoneofoxidation 1014 after mixing in proportion by charge door 1017, the raw material and the flux
Drop on the first oxidation slag blanket L1 of zoneofoxidation 1014.
It is middle that the raw material is selected from copper concentrate, nickel ore concentrate, lead concentrate, metallurgical refining slag, metallurgical granulated slag, leached mud, metallurgy
One or more in material, flue dust, sour mud, electroplating sludge.The flux can be quartz sand or lime stone, and the flux may be used also
To be the mixture of quartz sand and lime stone.
Top-blown spray gun is located at top blast mouth 1016, and the outlet of top-blown spray gun is immersed in the first oxidation slag blanket of zoneofoxidation 1014
In L1.Top-blown spray gun sprays into fuel and oxygen-containing gas in the first oxidation slag blanket L1 of zoneofoxidation 1014.The oxygen-containing gas stirs
Simultaneously with the raw material metallurgical reaction occurs for the oxidizing slag (slag blanket melt) of zoneofoxidation 1014.
Wherein, the oxygen-containing gas can be oxygen rich gas, and the oxygen content of the oxygen rich gas can be 25v%-80v% (bodies
Product percentage), the fuel can be selected from the one or more in fine coal, natural gas and heavy oil.
Advantageously, top-blown spray gun also sprays into compressed air into the first oxidation slag blanket L1 of zoneofoxidation 1014.It is possible thereby to
Using the oxidizing slag (slag blanket melt) of the compressed air and oxygen-containing gas agitation zoneofoxidation 1014, so as to further improve
Thermodynamics, the dynamic conditions of reaction, make reaction more efficiently carry out, further shorten the operating time.
Oxidizing semlting is carried out to the raw material in zoneofoxidation 1014 and produces melt (melt gold including oxidizing slag and slightly
Category), the melt forms the first oxidation slag blanket L1 and and first thick below the first oxidation slag blanket L1 in the zoneofoxidation 1014
Metal level L3.Wherein, the oxidizing slag for forming the first oxidation slag blanket L1 enters in reducing zone 1015 and forms the second oxidation slag blanket
L2。
As shown in figure 1, the side wall of reducing zone 1015 is provided with side-blown mouth 1018, side-blown spray gun is located at side-blown mouth 1018.
Fuel, air and reducing agent are sprayed into the second oxidation slag blanket L2 of reducing zone 1015 using side-blown spray gun, so as to
Reduction melting is carried out to the oxidizing slag in reducing zone 1015 and produces reducing slag and crude metal.Wherein, the crude metal is formed and is located at
The second crude metal layer L4 below second oxidation slag blanket L2.Wherein, the fuel can be selected from one in fine coal, natural gas and heavy oil
Kind is a variety of.
Advantageously, side-blown spray gun also sprays into compressed air into the second oxidation slag blanket L2 of reducing zone 1015.It is possible thereby to
Using the oxidizing slag (slag blanket melt) of compressed air agitation reducing zone 1015, so as to further improve the heating power of reaction
Learn, dynamic conditions, reaction is more efficiently carried out, further shorten the operating time.
In the specific example of the present invention, as shown in figure 1, side-blown mouth 1018 is multiple, side-blown spray gun be it is multiple, it is more
Individual side-blown spray gun is located at multiple side-blown mouths 1018 correspondingly.Wherein, multiple side-blown mouths 1018 are equally spacedly set.Thus
More rapidly, fully, equably to the oxidizing slag in reducing zone 1015 it can carry out reduction melting.
As shown in figure 1, the roof relative with reducing zone 1015 of furnace chamber 1011 is provided with reducing agent entrance 1021.Change speech
It, the roof of the reduction chamber is provided with reducing agent entrance 1021.It is possible thereby to by reducing agent entrance 1021 to reducing zone 1015
Reducing agent is inside added, so as to more fully carry out reduction melting to the oxidizing slag in reducing zone 1015, strengthens reduction effect
Fruit.The reducing agent added by reducing agent entrance 1021 can be granular solids reducing agent, such as coke, lump coal etc..
As shown in figure 1, the bottom wall or side wall of zoneofoxidation 1014 are provided with discharging opening 1020, set in the side wall of reducing zone 1015
There is slag notch 1019.The reducing slag is discharged by slag notch 1019, and the crude metal that reduction melting oxidizing slag obtains enters zoneofoxidation
Discharged in 1014 and with the crude metal in zoneofoxidation 1014 by discharging opening 1020.
In some examples of the present invention, as shown in figure 1, the lower end of separator 1013 and the bottom wall interval of sedimentation basin 1012
Preset distance.In other words, the bottom wall of the lower end of separator 1013 and furnace chamber 1011 is spaced a predetermined distance.Thus separator 1013
It can be formed between lower end and the bottom wall (bottom wall of furnace chamber 1011) of sedimentation basin 1012 for connecting zoneofoxidation 1014 and reducing zone
1015 communicating passage, reducing zone 1015 can be entered by the communicating passage by forming the first oxidation slag blanket L1 oxidizing slag
Interior, the crude metal that reduction melting oxidizing slag obtains can enter zoneofoxidation 1014 by the communicating passage.
In one embodiment of the invention, the lower end of separator 1013 is connected with the bottom wall of sedimentation basin 1012, separator
1013 are provided with for connecting zoneofoxidation 1014 and the communicating passage of reducing zone 1015, form the first oxidation slag blanket L1 oxidizing slag
It can be entered by the communicating passage in reducing zone 1015, the crude metal that reduction melting oxidizing slag obtains can pass through the connection
Passage enters zoneofoxidation 1014.
Advantageously, separator 1013 can be fire-resisting partition, and cooling jacket or the resistance to fire screen are provided with the fire-resisting partition
Wall is water cooling fire-resisting partition.
Position of the separator 1013 in furnace chamber 1011 is not particularly limited, and can be carried out according to the width of reducing zone 1015
Reasonable adjusting, the width of reducing zone 1015 can carry out reasonable adjusting according to the type and number change of processing raw material.
In the example of the present invention, the roof relative with zoneofoxidation 1014 of furnace chamber 1011 enters provided with oxygen-containing gas
Mouth (not shown), the i.e. roof of the oxidation chamber are provided with the oxygen-containing gas entrance.It is possible thereby to by zoneofoxidation 1014
Upper space injection air, to supply combustion reaction, so as to ensure that harmful substances from flue gases fully burns.
Exemplified by handling copper concentrate, implement the major technique of the side-blown melting continuously method of top blast according to embodiments of the present invention
Operating condition is as follows：
The product of acquisition is：
Product：Crude metal.
Byproduct：Slag, flue gas and flue dust.
The main economic and technical indices for implementing the side-blown melting continuously method of top blast according to embodiments of the present invention are as follows：
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect or can communicate each other；Can be joined directly together, can also be indirectly connected by intermediary, can be with
It is connection or the interaction relationship of two elements of two element internals, is limited unless otherwise clear and definite.For this area
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (8)
- A kind of 1. side-blown melting continuously device of top blast, it is characterised in that including：Body of heater, has furnace chamber in the body of heater, the infrastructure of the furnace chamber into sedimentation basin, in the furnace chamber provided with separator with The sedimentation basin is separated into the zoneofoxidation to communicate with each other and reducing zone, on the roof relative with the zoneofoxidation of the furnace chamber Provided with the first outlet flue, top blast mouth and charge door for adding raw material and from flux to the zoneofoxidation, the furnace chamber with institute State the relative roof in reducing zone and be provided with the second outlet flue, the bottom wall or side wall of the zoneofoxidation are provided with discharging opening, described to go back The side wall in former area is provided with side-blown mouth and slag notch；For spraying into the top-blown spray gun of fuel and oxygen-containing gas, the top-blown spray gun in the first oxidation slag blanket to the zoneofoxidation It is located at the top blast mouth, the outlet of the top-blown spray gun is immersed in the first oxidation slag blanket of the zoneofoxidation；WithIt is described side-blown for spraying into the side-blown spray gun of fuel, air and reducing agent in the second oxidation slag blanket to the reducing zone Spray gun is located at the side-blown mouth；The roof relative with the reducing zone of the furnace chamber is provided with reducing agent entrance.
- 2. the side-blown melting continuously device of top blast according to claim 1, it is characterised in that the lower end of the separator and institute State the bottom wall of sedimentation basin spaced a predetermined distance.
- 3. the side-blown melting continuously device of top blast according to claim 1, it is characterised in that the lower end of the separator and institute The bottom wall for stating sedimentation basin is connected, and the separator, which is provided with, to be used to connect the zoneofoxidation and the communicating passage of the reducing zone.
- 4. the side-blown melting continuously device of top blast according to claim 1, it is characterised in that the separator is resistance to fire screen Wall, the interior cooling jacket or the fire-resisting partition of being provided with of the fire-resisting partition is water cooling fire-resisting partition.
- 5. the side-blown melting continuously device of top blast according to claim 1, it is characterised in that the furnace chamber with the oxidation The relative roof in area is provided with oxygen-containing gas entrance.
- 6. the side-blown melting continuously device of top blast according to any one of claim 1-5, it is characterised in that the side-blown mouth To be multiple, the side-blown spray gun is multiple, and multiple side-blown spray guns are located at multiple side-blown mouths correspondingly, wherein Multiple side-blown mouths are equally spacedly set.
- 7. the side-blown melting continuously device of top blast according to any one of claim 1-5, it is characterised in that the zoneofoxidation Wall and the reducing zone wall in each on be designed with refractory protection, on the inwall or outer wall of the refractory protection Provided with cooling jacket.
- 8. the top blast that a kind of side-blown melting continuously device of top blast using according to any one of claim 1-7 is implemented is side-blown Melting continuously method, it is characterised in that the side-blown melting continuously method of top blast comprises the following steps：Raw material and flux are mixed in proportion, wherein the raw material is selected from copper concentrate, nickel ore concentrate, lead concentrate, metallurgical granulated slag, smelting One or more in gold refining slag, leached mud, metallurgical intermediate material, flue dust, sour mud, electroplating sludge；The raw material and the flux are added to zoneofoxidation by charge door, the raw material and the flux fall in the zoneofoxidation First oxidation slag blanket on, and using top-blown spray gun by fuel and oxygen-containing gas be injected to the zoneofoxidation first oxidation slag blanket Interior, to carry out oxidizing semlting to the raw material and to produce melt, the melt forms the first oxidizing slag in the zoneofoxidation Layer and the first crude metal layer；Oxidizing slag in the zoneofoxidation enters in reducing zone and forms the second oxidation slag blanket；Fuel, air and reducing agent are injected in the second oxidation slag blanket using the side-blown spray gun, to be gone back to described Oxidizing slag in former area carries out reduction melting and produces reducing slag and crude metal；WithThe reducing slag is discharged by slag notch, the crude metal enter the zoneofoxidation in and with the thick gold in the zoneofoxidation Category is discharged by discharging opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510329283.9A CN104894377B (en) | 2015-06-15 | 2015-06-15 | The side-blown melting continuously device of top blast and the side-blown melting continuously method of top blast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510329283.9A CN104894377B (en) | 2015-06-15 | 2015-06-15 | The side-blown melting continuously device of top blast and the side-blown melting continuously method of top blast |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104894377A CN104894377A (en) | 2015-09-09 |
| CN104894377B true CN104894377B (en) | 2018-01-19 |
Family
ID=54027327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510329283.9A Active CN104894377B (en) | 2015-06-15 | 2015-06-15 | The side-blown melting continuously device of top blast and the side-blown melting continuously method of top blast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104894377B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106929680B (en) * | 2015-12-30 | 2018-05-29 | 江西瑞林稀贵金属科技有限公司 | The smelting device and smelting process of electronic waste |
| CN109764679B (en) * | 2017-11-09 | 2024-04-23 | 中国瑞林工程技术股份有限公司 | Smelting device and smelting method |
| CN109234540B (en) * | 2018-11-15 | 2021-01-01 | 湖南锐异资环科技有限公司 | Method for recovering valuable metals by synergistic treatment of copper slag and electroplating sludge |
| CN110129584B (en) * | 2019-05-31 | 2021-06-22 | 中国恩菲工程技术有限公司 | Short-process pyrometallurgical zinc smelting device and method |
| CN111692880A (en) * | 2020-06-15 | 2020-09-22 | 中国瑞林工程技术股份有限公司 | Smelting device and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201514112U (en) * | 2009-10-21 | 2010-06-23 | 长沙有色冶金设计研究院 | Levitation melting side-blown reduction lead smelting furnace |
| CN201628476U (en) * | 2010-03-23 | 2010-11-10 | 中国瑞林工程技术有限公司 | Direct lead smelting furnace |
| CN103114212A (en) * | 2013-02-01 | 2013-05-22 | 中国瑞林工程技术有限公司 | Device and method for smelting antimony |
| CN104073653A (en) * | 2014-06-25 | 2014-10-01 | 中国恩菲工程技术有限公司 | Continuous lateral blowing tin smelting device |
| CN204848969U (en) * | 2015-06-15 | 2015-12-09 | 中国瑞林工程技术有限公司 | Continuous smelting device of top -blown side -blown |
-
2015
- 2015-06-15 CN CN201510329283.9A patent/CN104894377B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201514112U (en) * | 2009-10-21 | 2010-06-23 | 长沙有色冶金设计研究院 | Levitation melting side-blown reduction lead smelting furnace |
| CN201628476U (en) * | 2010-03-23 | 2010-11-10 | 中国瑞林工程技术有限公司 | Direct lead smelting furnace |
| CN103114212A (en) * | 2013-02-01 | 2013-05-22 | 中国瑞林工程技术有限公司 | Device and method for smelting antimony |
| CN104073653A (en) * | 2014-06-25 | 2014-10-01 | 中国恩菲工程技术有限公司 | Continuous lateral blowing tin smelting device |
| CN204848969U (en) * | 2015-06-15 | 2015-12-09 | 中国瑞林工程技术有限公司 | Continuous smelting device of top -blown side -blown |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104894377A (en) | 2015-09-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104894377B (en) | The side-blown melting continuously device of top blast and the side-blown melting continuously method of top blast | |
| CN104131170B (en) | The smelting process of low-grade useless composition brass | |
| CN102618729B (en) | Smelting method and device for molten oxidized lead slag | |
| CN109880955B (en) | Smelting method and smelting device for treating iron-based multi-metal ore material in short process | |
| CN104073655B (en) | Tin smelting technique by continuous side blowing | |
| CN103114212B (en) | Device and method for smelting antimony | |
| CN102978405B (en) | Side-blown continuous smelting device for electronic scrap | |
| CN101760631B (en) | Process for smelting copper with infinity furnace | |
| CN102011014A (en) | Continuous lead-smelting device and continuous lead-smelting process | |
| CN103121717B (en) | Method for preparing sodium chromate by mixing chromite and ferrochrome and device for method | |
| CN104928492A (en) | Flash side-blowing smelting device and flash side-blowing smelting method | |
| CN106222442B (en) | A kind of sulfuric acid lead materials bottom blowing dual chamber interaction lead-smelting furnace device and lead-smelting method | |
| CN104073653B (en) | Continuous lateral blowing tin smelting device | |
| CN104018006B (en) | A kind of nickel matte bottom blowing converting process and nickel matte bottom blowing converting furnace | |
| CN106996695A (en) | A kind of metallurgical furnace | |
| CN104152715B (en) | Bottom blowing tin-making process | |
| CN206875966U (en) | Electric heating dilution stove | |
| US4056262A (en) | Cupola furnace to enable continuous smelting and refining of cement copper and method therefor | |
| CN203960305U (en) | Tin metallurgy device continuously blows side | |
| CN103063030A (en) | Slag hardening and tempering compound furnace and operation process thereof | |
| CN108007193A (en) | Smelting furnace and the method using smelting furnace processing metal waste | |
| CN203602694U (en) | Bilateral blowing smelting equipment | |
| CN205603657U (en) | Smelting furnace | |
| CN204848969U (en) | Continuous smelting device of top -blown side -blown | |
| CN204825003U (en) | Double tops blow smelting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 330031 No. 888, Qian Hu Road, Hongjiao Island, Nanchang, Jiangxi. Patentee after: China ruim engineering technology Limited by Share Ltd Address before: 330031 No. 888, Qian Hu Road, Hongjiao Island, Nanchang, Jiangxi. Patentee before: China Nerin Engineering Co., Ltd. |