CN108097157A - Molybdenum-iron smelts feed proportioning system - Google Patents
Molybdenum-iron smelts feed proportioning system Download PDFInfo
- Publication number
- CN108097157A CN108097157A CN201810015278.4A CN201810015278A CN108097157A CN 108097157 A CN108097157 A CN 108097157A CN 201810015278 A CN201810015278 A CN 201810015278A CN 108097157 A CN108097157 A CN 108097157A
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- storehouse
- outlet
- molybdenum
- iron
- loading hopper
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- 108010038629 Molybdoferredoxin Proteins 0.000 title claims abstract description 34
- HBELESVMOSDEOV-UHFFFAOYSA-N [Fe].[Mo] Chemical compound [Fe].[Mo] HBELESVMOSDEOV-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 241001417490 Sillaginidae Species 0.000 title claims description 19
- 239000000843 powder Substances 0.000 claims abstract description 67
- 239000000463 material Substances 0.000 claims abstract description 50
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 34
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000005520 cutting process Methods 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000004411 aluminium Substances 0.000 claims abstract description 33
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 33
- 239000011733 molybdenum Substances 0.000 claims abstract description 33
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 32
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 32
- 239000004571 lime Substances 0.000 claims abstract description 32
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims abstract description 31
- 238000003723 Smelting Methods 0.000 claims abstract description 27
- 230000003139 buffering effect Effects 0.000 claims abstract description 27
- 239000002994 raw material Substances 0.000 claims abstract description 25
- DPTATFGPDCLUTF-UHFFFAOYSA-N phosphanylidyneiron Chemical compound [Fe]#P DPTATFGPDCLUTF-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000428 dust Substances 0.000 claims description 41
- 238000005303 weighing Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 3
- 241001062472 Stokellia anisodon Species 0.000 abstract description 5
- 238000002156 mixing Methods 0.000 description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 18
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 10
- 229910052742 iron Inorganic materials 0.000 description 9
- 239000000872 buffer Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 235000013312 flour Nutrition 0.000 description 5
- 239000004615 ingredient Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910001145 Ferrotungsten Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- -1 i.e. Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- XWHPIFXRKKHEKR-UHFFFAOYSA-N iron silicon Chemical compound [Si].[Fe] XWHPIFXRKKHEKR-UHFFFAOYSA-N 0.000 description 1
- PNXOJQQRXBVKEX-UHFFFAOYSA-N iron vanadium Chemical compound [V].[Fe] PNXOJQQRXBVKEX-UHFFFAOYSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/88—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise
- B01F35/881—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise by weighing, e.g. with automatic discharge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/53—Mixing liquids with solids using driven stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/181—Preventing generation of dust or dirt; Sieves; Filters
- B01F35/187—Preventing generation of dust or dirt; Sieves; Filters using filters in mixers, e.g. during venting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/45—Closures or doors specially adapted for mixing receptacles; Operating mechanisms therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/50—Mixing receptacles
- B01F35/51—Mixing receptacles characterised by their material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/7173—Feed mechanisms characterised by the means for feeding the components to the mixer using gravity, e.g. from a hopper
- B01F35/71731—Feed mechanisms characterised by the means for feeding the components to the mixer using gravity, e.g. from a hopper using a hopper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/7175—Feed mechanisms characterised by the means for feeding the components to the mixer using propellers
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/34—Obtaining molybdenum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of molybdenum-iron smelt dispensing system, including：First dosage unit, including the first loading hopper, the first screw conveyor and the first bucket elevator；First conveyer has material inlet, steel cuttings outlet, the outlet of iron phosphorus and lime outlet；Second dosage unit, including the second loading hopper, the second screw conveyor and the second bucket elevator；Second conveyor has material inlet, aluminium powder outlet, ferrosilicon powder outlet and molybdenum concntrate outlet；Raw material cabin, including lime silo, iron phosphorus storehouse, steel cuttings storehouse, aluminium powder storehouse, ferrosilicon powder cabin and molybdenum concntrate storehouse；Ribbon conveyer is connected respectively with lime silo, iron phosphorus storehouse, steel cuttings storehouse, aluminium powder storehouse, ferrosilicon powder cabin and molybdenum concntrate storehouse；Measuring chute is buffered, buffering measuring chute is connected with ribbon conveyer；Batch mixer, batch mixer are connected with buffering measuring chute；Smelting furnace, smelting furnace are connected with batch mixer；Control unit, control unit are connected respectively with the first conveyer, second conveyor, raw material cabin and buffering measuring chute.
Description
Technical field
The invention belongs to rare metal technical field of smelting, and specifically, the present invention relates to molybdenum-irons to smelt feed proportioning system.
Background technology
In the production process of the perrin process ferroalloy such as molybdenum-iron, vanadium iron, ferrotungsten, ferrotianium, furnace charge is required for accurate dosing, first
The proportioning or amount of allocating of each auxiliary material are first determined by metallurgical calculate according to major ingredient ingredient, then main and supplementary materials by batch mixing by once or
Secondary add in stage by stage in smelting furnace is smelted.If each component amount of allocating is inaccurate in furnace charge, in smelting process often
Cause following consequence：Reaction excessively fierceness causes furnace charge splash or reaction to carry out slowly causing slag iron that can not separate.
For molybdenum-iron, sial thermal reduction is generally used both at home and abroad, belongs to one kind of perrin process, and major ingredient is in formula
Calcining molybdenum concentrate (powder), auxiliary material generally have ferrosilicon (powder), iron scale (block), steel cuttings (block), lime (powder), aluminum shot etc., domestic molybdenum-iron
Smelt a furnace charge generally between 6~8t, it is external then for 2~4t.Main and supplementary materials after mixing, fill according to a certain ratio as furnace charge
Enter igniting in stove to smelt, smelting process is very fast, once igniting reaction, smelting process can only rely on furnace charge exothermic heat of reaction spontaneous
It carries out, outside heat supply or can not add materials.Therefore, the dispensing of furnace charge and mixing procedure become influence that molybdenum-iron smelts it is crucial because
Element, technique core are dispensing and batch mixing, it is desirable that dispensing is accurate and batch mixing is uniform, if dispensing is inaccurate or batch mixing is uneven all can
Redox reaction and thermal balance in smelting process are influenced, causes working of a furnace stability poor, influences safety in production and the product of enterprise
Quality reduces the rate of recovery of molybdenum.
Therefore, existing molybdenum-iron smelts ingredients technical and is further improved.
The content of the invention
It is contemplated that it solves at least some of the technical problems in related technologies.For this purpose, the present invention
One purpose is the system for proposing that a kind of molybdenum-iron smelts dispensing.The system can realize accurate dosing and uniform batch mixing, and with showing
There is technique to compare, the technological operation is simple, reliable, dust collection effect is good, high degree of automation, production efficiency are high, molybdenum-iron one
Secondary high yield rate, production cost are low.
In one aspect of the invention, the present invention proposes the system that a kind of molybdenum-iron smelts dispensing, reality according to the present invention
Example is applied, which includes：
First dosage unit, first dosage unit include：
First loading hopper is disposed with the first dust collection cover on first loading hopper；
First screw conveyor, first screw conveyor are connected with first loading hopper；
First bucket elevator, first bucket elevator are connected with first screw conveyor；
First conveyer, first conveyer have material inlet, steel cuttings outlet, the outlet of iron phosphorus and lime outlet, institute
Material inlet is stated with first bucket elevator to be connected；
Second dosage unit, second dosage unit include：
Second loading hopper is disposed with the second dust collection cover on second loading hopper；
Second screw conveyor, second screw conveyor are connected with second loading hopper；
Second bucket elevator, second bucket elevator are connected with second screw conveyor；
There is material inlet, aluminium powder outlet, ferrosilicon powder outlet and molybdenum concntrate to go out for second conveyor, the second conveyor
Mouthful, the material inlet is connected with second bucket elevator；
Raw material cabin, the raw material cabin include lime silo, iron phosphorus storehouse, steel cuttings storehouse, aluminium powder storehouse, ferrosilicon powder cabin and molybdenum concntrate storehouse,
Below the lime silo, the iron phosphorus storehouse, the steel cuttings storehouse, the aluminium powder storehouse, the ferrosilicon powder cabin and the molybdenum concntrate storehouse
Weighing module is disposed with, and the lime silo is connected with lime outlet, and the iron phosphorus storehouse is connected with iron phosphorus outlet,
The outlet of the steel cuttings storehouse and the steel cuttings is connected, and the aluminium powder storehouse is exported with the aluminium powder to be connected, the ferrosilicon powder cabin with it is described
Ferrosilicon powder outlet is connected, and the molybdenum concntrate storehouse is connected with molybdenum concntrate outlet；
Ribbon conveyer, the ribbon conveyer respectively with the lime silo, the iron phosphorus storehouse, the steel cuttings storehouse, described
Aluminium powder storehouse, the ferrosilicon powder cabin are connected with the molybdenum concntrate storehouse；
Measuring chute is buffered, Weighing module, and the buffering measuring chute and the band are disposed on the buffering measuring chute
Formula conveyer is connected；
Batch mixer, the batch mixer are connected with the buffering measuring chute；
Smelting furnace, the smelting furnace are connected with the batch mixer, and the smelting furnace is disposed with seal closure；
Control unit, described control unit respectively with first conveyer, the second conveyor, the raw material cabin and
The buffering measuring chute is connected.
The system that molybdenum-iron according to embodiments of the present invention smelts dispensing, by dividing on the first loading hopper and the second loading hopper
The first dust collection cover and the second dust collection cover are not arranged, significantly improves the operating environment at scene, improve the effect of gathering dust of feed proportioning system
Fruit；By using the first bucket elevator and the second bucket elevator feeding, the labor intensity of worker is reduced, is improved simultaneously
Production efficiency；First conveyer, second conveyor, raw material cabin and buffering measuring chute are controlled by control unit, while in raw material
Storehouse and buffering measuring chute are arranged with Weighing module, are remarkably improved the proportioning accuracy of the feed proportioning system and realize disposable add
Enter a furnace charge；By arranging seal closure in smelting furnace, flour dust overflow during charging can be prevented.The system can realize essence as a result,
True dispensing and uniform batch mixing, and compared with the prior art, the technological operation is simple, reliable, dust collection effect is good, automation journey
Degree is high, production efficiency is high, molybdenum-iron one-pass finished rate is high, production cost is low.
In addition, the system that molybdenum-iron according to the above embodiment of the present invention smelts dispensing can also have following additional technology
Feature：
In some embodiments of the invention, the buffering measuring chute arranged beneath has pneumatic operated valve.Being conducive to as a result, will be slow
The furnace charge rushed in measuring chute is discharged into batch mixer automatically.
In some embodiments of the invention, the batch mixer is V-type batch mixer.Be conducive to smelt molybdenum-iron as a result,
Material is uniformly mixed.
In some embodiments of the invention, the seal closure is telescopic sealing cover.During charging
Flour dust overflow.
In some embodiments of the invention, the system of above-mentioned molybdenum-iron smelting dispensing further comprises：Sack cleaner, institute
Sack cleaner is stated with first dust collection cover and second dust collection cover to be connected.Be conducive to as a result, by the first dust collection cover and
Dust collection in two dust collection covers, realization are uniformly processed, and improve construction environment.
In some embodiments of the invention, the ribbon conveyer is totally enclosed type ribbon conveyer.It can reduce as a result,
Noise reduces the amount of bringing into of impurity simultaneously.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
It obtains substantially or is recognized by the practice of the present invention.
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 system structure diagram that molybdenum-iron according to an embodiment of the invention smelts dispensing；
Fig. 2 is the structure diagram of the first dosage unit according to an embodiment of the invention；
Fig. 3 is the structure diagram of smelting furnace according to an embodiment of the invention；
Fig. 4 is that the molybdenum-iron of further embodiment according to the present invention smelts the system structure diagram of dispensing.
Specific embodiment
The embodiment of the present invention is 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 has the function of same or like element.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.
In the description of the present 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 instructions such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be based on orientation shown in the drawings or
Position relationship is for only for ease of the description present invention and simplifies description rather than instruction 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 description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, " multiple " are meant that at least two, such as two, three
It is a 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 being fixedly connected or being detachably connected or integral；Can be that machinery connects
It connects or is electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, 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 contact directly or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature 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 less than second feature.
In one aspect of the invention, the present invention proposes the system that a kind of molybdenum-iron smelts dispensing, reality according to the present invention
Example is applied, with reference to figure 1, which includes：First dosage unit 100, the first conveyer 200, the second dosage unit 300, second are defeated
Send machine 400, raw material cabin 500, ribbon conveyer 600, buffering measuring chute 700, batch mixer 800, smelting furnace 900 and control unit
1000。
According to an embodiment of the invention, with reference to Fig. 1 and 2, the first dosage unit 100 includes：First loading hopper 110, first
120 and first bucket elevator 130 of screw conveyor.Wherein, the first screw conveyor 120 is connected with the first loading hopper 110, the
One bucket elevator 130 is connected with the first screw conveyor 120.Specifically, the mode of ground feeding is taken, in different times
Steel cuttings, lime and iron scale supplementary material are added separately in the first loading hopper by section by fork truck, in the fortune of the first screw conveyor
Under defeated, workshop top is promoted to by the first bucket elevator respectively.Hereby it is achieved that charging automation.It should be noted that
During entire charging, batch mixing phenomenon does not occur between different material, i.e., with regard to addition steel cuttings when adding steel cuttings, until meeting
Then the amount of steel cuttings in molybdenum-iron smelting process needed for a furnace charge adds lime or iron scale, example further according to above-mentioned not batch mixing principle
Such as only steel cuttings is added in the first loading hopper in certain period of time, and lime is only added in into the first loading hopper in another period
It is interior, then iron phosphorus is added in the first loading hopper in the another period.The dispensing essence that molybdenum-iron smelts blending process can be improved as a result,
Degree.
According to one embodiment of present invention, the first dust collection cover 11 is disposed on the first loading hopper 110, it as a result, can be by
The dust collection that one loading hopper is generated in charging, avoids the problem that construction site environment is poor caused by the dust that feeds.
According to an embodiment of the invention, the first conveyer 200 has material inlet 201, steel cuttings outlet 202, the outlet of iron phosphorus
203 and lime outlet 204, material inlet 201 is connected with the first bucket elevator 130.Specifically, when in the first bucket elevator
When material is steel cuttings, exported by controlling the first conveyer that material is delivered to steel cuttings；When material is in the first bucket elevator
During iron scale, exported by controlling the first conveyer that material is delivered to iron scale；When material is lime in the first bucket elevator,
It is exported by controlling the first conveyer that material is delivered to lime.Hereby it is achieved that precisely discharging, and because in the first bucket elevator
Material is single material, can avoid batch mixing, the proportioning accuracy that control molybdenum-iron is smelted.Specifically, the first conveyer can be spiral
Conveyer.
According to an embodiment of the invention, the second dosage unit 300 includes：Second loading hopper 310, the second screw conveyor
320 and second bucket elevator 330.Wherein, the second screw conveyor 320 is connected with the second loading hopper 310, the second bucket lifting
Machine 330 is connected with the second screw conveyor 320.Specifically, taking the mode of ground feeding, section passes through fork truck in different times
Aluminium powder, ferrosilicon powder and molybdenum concntrate supplementary material are added separately in the second loading hopper, under the transport of the second screw conveyor, point
Workshop top is not promoted to by the second bucket elevator.Hereby it is achieved that charging automation.It should be noted that entirely adding
During material, batch mixing phenomenon does not occur between different material, i.e., aluminium powder is just only added when adding aluminium powder, until meeting molybdenum-iron smelting
Then the amount of aluminium powder during refining needed for a furnace charge adds ferrosilicon powder or molybdenum concntrate further according to above-mentioned not batch mixing principle, such as
Only aluminium powder is added in the first loading hopper in certain period of time, and ferrosilicon powder is only added in into the first loading hopper in another period
It is interior, then molybdenum concntrate is added in the first loading hopper in the another period.The dispensing that molybdenum-iron smelts blending process can be improved as a result,
Precision.
According to one embodiment of present invention, the second dust collection cover 31 is disposed on the second loading hopper 310, it as a result, can be by
The dust collection that two loading hoppers are generated in charging, avoids the problem that construction site environment is poor caused by the dust that feeds.
According to an embodiment of the invention, there is second conveyor 400 material inlet 401, aluminium powder outlet 402, ferrosilicon powder to go out
Mouth 403 and molybdenum concntrate outlet 404, material inlet 401 is connected with the second bucket elevator 330.Specifically, when the second bucket lifting
When material is aluminium powder in machine, exported by controlling second conveyor that material is delivered to aluminium powder；When object in the second bucket elevator
Expect for ferrosilicon powder when, by control second conveyor by material be delivered to ferrosilicon powder export；When material in the second bucket elevator
For molybdenum concntrate when, by control second conveyor by material be delivered to molybdenum concntrate export.Hereby it is achieved that precisely discharging, and because of the
Material is single material in two bucket elevators, can avoid batch mixing, the proportioning accuracy that control molybdenum-iron is smelted.Specifically, second is defeated
It can be screw conveyor to send machine.
According to an embodiment of the invention, raw material cabin 500 includes lime silo 510, iron phosphorus storehouse 520, steel cuttings storehouse 530, aluminium powder storehouse
540th, ferrosilicon powder cabin 550 and molybdenum concntrate storehouse 560, lime silo 510, iron phosphorus storehouse 520, steel cuttings storehouse 530, aluminium powder storehouse 540, ferrosilicon powder cabin
550 and the lower section of molybdenum concntrate storehouse 560 be arranged with Weighing module 51, and lime silo 510 exports 204 with lime and is connected, iron phosphorus storehouse
520 are connected with iron phosphorus outlet 203, and steel cuttings storehouse 530 is connected with steel cuttings outlet 202, and aluminium powder storehouse 540 is connected with aluminium powder outlet 402, silicon
Iron powder storehouse 550 is connected with ferrosilicon powder outlet 403, and molybdenum concntrate storehouse 560 is connected with molybdenum concntrate outlet 404.As a result, in each raw material cabin
It can be according to the factory formula adjust automatically of setting per stove under the action of the self-adjustable high-precision weighing module that lower part is set
The addition realization of molybdenum-iron each component is precisely controlled the weight of each ingredient in each furnace charge, and is automatically added to by Weighing module,
And then realize accurate dispensing.
According to an embodiment of the invention, ribbon conveyer 600 respectively with lime silo 510, iron phosphorus storehouse 520, steel cuttings storehouse 530,
Aluminium powder storehouse 540, ferrosilicon powder cabin 550 are connected with molybdenum concntrate storehouse 560.As a result, can by lime, iron scale, steel cuttings, aluminium powder, ferrosilicon powder and
Molybdenum concntrate is sent by automation control to subsequent processing.
According to one embodiment of present invention, ribbon conveyer 600 is totally enclosed type ribbon conveyer.It can avoid as a result,
Weight loss occurs for weighed good material, and can avoid dust pollution operating environment and bring exogenous impurity into, further real
Now accurate dispensing.
According to an embodiment of the invention, buffer on measuring chute 700 and be disposed with Weighing module 71, and buffer measuring chute 700
It is connected with ribbon conveyer 600.Be conducive to the various material components in raw material cabin being uniformly added to through ribbon conveyer as a result,
It buffers in measuring chute, under the monitoring of Weighing module, after the dosage of each component meets into stove requirement, buffers in measuring chute
Furnace charge is discharged into follow-up batch mixer, so as to further ensure the precision that molybdenum-iron smelts dispensing.
According to one embodiment of present invention, buffering 700 arranged beneath of measuring chute has pneumatic operated valve 72.Specifically, pneumatic operated valve
Mounted on buffering measuring chute bottom, after the dosage in buffering measuring chute meets into stove requirement, operated pneumatic valve automatically turns on, stove
Material is discharged into follow-up batch mixer.Hereby it is achieved that the automation control of furnace charge addition.
According to an embodiment of the invention, batch mixer 800 is connected with buffering measuring chute 700, can will meet in buffering measuring chute
The furnace charge that one stove smelts dosage is sufficiently mixed, so as to improve the molybdenum-iron yield rate obtained by subsequent smelting.Need what is illustrated
It is that batch mixer can be V-type batch mixer.
According to an embodiment of the invention, with reference to figure 1 and Fig. 3, smelting furnace 900 is connected with batch mixer 800, and smelting furnace
900 are disposed with seal closure 91.Specifically, according to setting time automatic discharging after material is sufficiently mixed in batch mixer, pass through envelope
The rubber conveyer closed is added in smelting furnace, is smelted furnace tube top equipped with seal closure, is prevented flour dust overflow during charging.It needs
It is noted that seal closure can be telescopic sealing cover, be conducive to improve adaptation of the smelting furnace to entering smelting furnace furnace charge as a result,
Property, operability is strengthened.
According to an embodiment of the invention, control unit 1000 respectively with the first conveyer 200, second conveyor 400, raw material
Storehouse 500 is connected with buffering measuring chute 700, specifically, when steel cuttings is added in certain period of time, the first loading hopper, control unit
The first conveyer is controlled to open steel cuttings outlet；When iron phosphorus is added in another period, the first loading hopper, control unit control the
One conveyer opens the outlet of iron phosphorus；When lime is added in the another period, the first loading hopper, the first conveying of control unit control
Machine opens lime outlet；Similarly, when aluminium powder is added in certain period of time, the second loading hopper, the second conveying of control unit control
Machine opens aluminium powder outlet；When ferrosilicon powder is added in another period, the second loading hopper, control unit control second conveyor is beaten
Open ferrosilicon powder outlet；When molybdenum concntrate is added in the another period, the second loading hopper, control unit control second conveyor is opened
Molybdenum concntrate exports, and raw material reserves in each raw material cabin of Dynamic Announce in control unit, meanwhile, control unit control buffering metering
Batch mixing amount in storehouse after dosage meets into stove requirement, buffers the pneumatic operated valve below measuring chute and automatically opens.It can lead to as a result,
Control when crossing the first conveyer of control and second conveyor realization charging to each material；By controlling raw material cabin that can avoid material
There is the situation of raw material cabin wharf explosion, while further realize the accurate control to furnace charge, measuring chute is buffered by controlling, it is ensured that
Batch mixing amount in batch mixer and ensure proportioning between the weight of stove furnace charge and each furnace charge, finally realize the automatic of entire technique
Change control and the accurate control of furnace charge, improve the one-pass finished rate of molybdenum-iron.It should be noted that control unit can be existing skill
Any equipment that can play control action used in art.
The system that molybdenum-iron according to embodiments of the present invention smelts dispensing, by dividing on the first loading hopper and the second loading hopper
The first dust collection cover and the second dust collection cover are not arranged, significantly improves the construction environment at scene, improve the effect of gathering dust of feed proportioning system
Fruit；By using the first bucket elevator and the second bucket elevator feeding, the labor intensity of worker is reduced, is improved simultaneously
Production efficiency；First conveyer, second conveyor, raw material cabin and buffering measuring chute are controlled by control unit, while in raw material
Storehouse and buffering measuring chute are arranged with Weighing module, are remarkably improved the proportioning accuracy of the feed proportioning system and realize disposable add
Enter a furnace charge；By arranging seal closure in smelting furnace, flour dust overflow during charging can be prevented.The system can realize essence as a result,
True dispensing and uniform batch mixing, and compared with the prior art, the technological operation is simple, reliable, dust collection effect is good, automation journey
Degree is high, production efficiency is high, molybdenum-iron one-pass finished rate is high, production cost is low.
According to an embodiment of the invention, with reference to figure 4, the system that above-mentioned molybdenum-iron smelts dispensing further comprises：Bag-type dusting
Device 1100.
According to an embodiment of the invention, sack cleaner 1100 is connected with the first dust collection cover 11 and the second dust collection cover 31.By
This, is conducive to dust collection, realization in the first dust collection cover and the second dust collection cover being uniformly processed, and improves construction environment.
Specifically, main and supplementary materials take the mode of ground feeding, steel cuttings, lime and iron scale are added to by cloth by fork truck respectively
It is equipped in the first loading hopper of the first dust collection cover, is sent by the first screw conveyor into the first bucket elevator, then through first
Bucket elevator is promoted to workshop top, ensures only to transport a kind of material every time in transportational process, while is distinguished by fork truck
Molybdenum concntrate, ferrosilicon powder and aluminium powder are added in the second loading hopper for being disposed with the second dust collection cover, by the second screw conveyor
It send into the second bucket elevator, then workshop top is promoted to through the second bucket elevator, also ensure that every in transportational process
A kind of secondary material of transport.Wherein, the first dust collection cover and the second dust collection cover are connected with sack cleaner.Then the first conveying is passed through
Lime, iron scale and steel cuttings are added in respective raw material cabin by machine, are added aluminium powder, ferrosilicon powder and molybdenum concntrate by second conveyor
Enter into respective raw material cabin.Each raw material cabin bottom is equipped with Weighing module, the various originals of Dynamic Announce in the master control room of control unit
Auxiliary material reserves.Raw material cabin lower part sets the high-precision of automatic adjustment is weightless to claim, according to the factory formula adjust automatically of setting per stove
The addition of molybdenum-iron each component, weightlessness claim automatically to send each group to the rubber conveyer of closing, are conveyed by the adhesive tape of closing
Machine is sent into the buffering measuring chute equipped with Weighing module, and installation operated pneumatic valve in buffering measuring chute bottom is wanted when dosage meets into stove
After asking, operated pneumatic valve automatically turns on, and furnace charge is discharged into V-type batch mixer, after being sufficiently mixed according to setting time in V-type batch mixer
Automatic discharging is added to by the rubber conveyer of closing and smelted in furnace tube, smelts furnace tube top and is furnished with telescopic seal closure,
Prevent flour dust overflow during feeding.Above-mentioned dispensing batch mixing is operated using system interlock master control room, and processing parameter can be online
Adjustment, overall process realization automatically control.
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 of the present invention or example.In the present specification, schematic expression of the above terms is not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It is combined in an appropriate manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the different embodiments described in this specification or example and different embodiments or exemplary feature
It closes and combines.
Although the embodiment of the present invention has 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, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (6)
1. a kind of system that molybdenum-iron smelts dispensing, which is characterized in that including：
First dosage unit, first dosage unit include：
First loading hopper is disposed with the first dust collection cover on first loading hopper；
First screw conveyor, first screw conveyor are connected with first loading hopper；
First bucket elevator, first bucket elevator are connected with first screw conveyor；
First conveyer, first conveyer have material inlet, steel cuttings outlet, the outlet of iron phosphorus and lime outlet, the object
Material entrance is connected with first bucket elevator；
Second dosage unit, second dosage unit include：
Second loading hopper is disposed with the second dust collection cover on second loading hopper；
Second screw conveyor, second screw conveyor are connected with second loading hopper；
Second bucket elevator, second bucket elevator are connected with second screw conveyor；
Second conveyor, the second conveyor have material inlet, aluminium powder outlet, ferrosilicon powder outlet and molybdenum concntrate outlet, institute
Material inlet is stated with second bucket elevator to be connected；
Raw material cabin, the raw material cabin includes lime silo, iron phosphorus storehouse, steel cuttings storehouse, aluminium powder storehouse, ferrosilicon powder cabin and molybdenum concntrate storehouse, described
It is arranged below lime silo, the iron phosphorus storehouse, the steel cuttings storehouse, the aluminium powder storehouse, the ferrosilicon powder cabin and the molybdenum concntrate storehouse
There is Weighing module, and the lime silo is connected with lime outlet, and the iron phosphorus storehouse is connected with iron phosphorus outlet, described
Steel cuttings storehouse is connected with steel cuttings outlet, and the aluminium powder storehouse is connected with aluminium powder outlet, the ferrosilicon powder cabin and the ferrosilicon
Powder outlet is connected, and the molybdenum concntrate storehouse is connected with molybdenum concntrate outlet；
Ribbon conveyer, the ribbon conveyer respectively with the lime silo, the iron phosphorus storehouse, the steel cuttings storehouse, the aluminium powder
Storehouse, the ferrosilicon powder cabin are connected with the molybdenum concntrate storehouse；
Measuring chute is buffered, is disposed with Weighing module on the buffering measuring chute, and the buffering measuring chute and the belt are defeated
Machine is sent to be connected；
Batch mixer, the batch mixer are connected with the buffering measuring chute；
Smelting furnace, the smelting furnace are connected with the batch mixer, and the smelting furnace is disposed with seal closure；
Control unit, described control unit respectively with first conveyer, the second conveyor, the raw material cabin and described
Buffering measuring chute is connected.
2. system according to claim 1, which is characterized in that the buffering measuring chute arranged beneath has pneumatic operated valve.
3. system according to claim 1 or 2, which is characterized in that the batch mixer is V-type batch mixer.
4. system according to claim 1, which is characterized in that the seal closure is telescopic sealing cover.
5. system according to claim 1, which is characterized in that further comprise：Sack cleaner, the sack cleaner
It is connected with first dust collection cover and second dust collection cover.
6. system according to claim 1, which is characterized in that the ribbon conveyer is totally enclosed type ribbon conveyer.
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| CN201810015278.4A CN108097157A (en) | 2018-01-08 | 2018-01-08 | Molybdenum-iron smelts feed proportioning system |
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| CN201810015278.4A CN108097157A (en) | 2018-01-08 | 2018-01-08 | Molybdenum-iron smelts feed proportioning system |
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