CN114459237A - Ferrovanadium smelting furnace - Google Patents
Ferrovanadium smelting furnace Download PDFInfo
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- CN114459237A CN114459237A CN202210067157.0A CN202210067157A CN114459237A CN 114459237 A CN114459237 A CN 114459237A CN 202210067157 A CN202210067157 A CN 202210067157A CN 114459237 A CN114459237 A CN 114459237A
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- furnace body
- fixedly connected
- shell
- furnace
- ferrovanadium
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- 238000003723 Smelting Methods 0.000 title claims abstract description 73
- PNXOJQQRXBVKEX-UHFFFAOYSA-N iron vanadium Chemical compound [V].[Fe] PNXOJQQRXBVKEX-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 229910000628 Ferrovanadium Inorganic materials 0.000 title claims abstract description 62
- 239000000463 material Substances 0.000 claims abstract description 48
- 239000000843 powder Substances 0.000 claims abstract description 33
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims description 33
- 230000000694 effects Effects 0.000 description 10
- 239000002893 slag Substances 0.000 description 7
- 229910052720 vanadium Inorganic materials 0.000 description 7
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- 238000011068 loading method Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- DNWNZRZGKVWORZ-UHFFFAOYSA-N calcium oxido(dioxo)vanadium Chemical compound [Ca+2].[O-][V](=O)=O.[O-][V](=O)=O DNWNZRZGKVWORZ-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 238000000855 fermentation Methods 0.000 description 2
- 230000004151 fermentation Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- LSGOVYNHVSXFFJ-UHFFFAOYSA-N vanadate(3-) Chemical compound [O-][V]([O-])([O-])=O LSGOVYNHVSXFFJ-UHFFFAOYSA-N 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/02—Crucible or pot furnaces with tilting or rocking arrangements
-
- 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
- C22B34/20—Obtaining niobium, tantalum or vanadium
- C22B34/22—Obtaining vanadium
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/006—Making ferrous alloys compositions used for making ferrous alloys
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/06—Crucible or pot furnaces heated electrically, e.g. induction crucible furnaces with or without any other source of heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/0806—Charging or discharging devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D27/00—Stirring devices for molten material
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
- C22C27/02—Alloys based on vanadium, niobium, or tantalum
- C22C27/025—Alloys based on vanadium, niobium, or tantalum alloys based on vanadium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C35/00—Master alloys for iron or steel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B2014/0887—Movement of the melt
Abstract
The invention belongs to the technical field of ferrovanadium smelting, and particularly relates to a ferrovanadium smelting furnace which comprises a furnace body and a shell, wherein the furnace body is positioned in the shell, and the top of the furnace body is provided with a feeding hole; the driving component is connected with the furnace body; the material conveying component is fixedly connected to one side of the shell; for providing a reductant powder; the supporting plate is fixedly connected with one side of the shell; the hydraulic cylinder is fixedly connected to the supporting plate and used for providing power; fixed pins are fixedly connected to two sides of the furnace body, and one ends of the fixed pins, far away from the furnace body, are rotatably connected with the shell; the arc rack is fixedly connected with the bottom of the furnace body; the arc-shaped rack is matched with the driving component and is used for driving the furnace body to swing left and right; through the cooperation of the driving assembly and the material conveying assembly, the solution in the furnace body is promoted to be fully contacted and mixed with the reducing agent powder, the smelting of the ferrovanadium is fully improved, and the quality of the ferrovanadium smelting solution finished product in the smelting furnace is further improved.
Description
Technical Field
The invention belongs to the technical field of ferrovanadium smelting, and particularly relates to a ferrovanadium smelting furnace.
Background
The ferrovanadium is an iron alloy and is obtained by reducing vanadium pentoxide in an electric furnace by using carbon, or by reducing the vanadium pentoxide by using an electric furnace silicothermic process; widely used as an element additive for smelting vanadium-containing alloy steel and alloy cast iron and also used for manufacturing permanent magnets; the ferrovanadium is ferrovanadium binary alloy with the mass fraction of vanadium of 40-80 percent; wherein the main impurity elements comprise carbon, silicon, aluminum and the like;
in the prior art, ferrovanadium smelting furnaces respectively reduce ferrovanadium from calcium vanadate or ferric vanadate by using an aluminothermic method or a silicothermic method, wherein the aluminothermic method uses aluminum as a reducing agent, and smelting is carried out in a furnace cylinder of an alkaline furnace lining by adopting a lower ignition method; firstly, loading mixed furnace burden into a reactor, and igniting; adding other furnace materials after the reaction begins; the method is generally used for smelting high-vanadium iron (containing vanadium 60-80%); however, in the smelting process, the lean slag and the bottom solution contained in the ferrovanadium raw material are difficult to be fully contacted and mixed with the reducing agent powder on the surface layer, so that the ferrovanadium smelting is insufficient, and the quality of the ferrovanadium smelting solution finished product in the smelting furnace is further reduced;
in view of this, in order to overcome the technical problems, the invention designs a ferrovanadium smelting furnace, which solves the technical problems.
Disclosure of Invention
The invention aims to solve the technical problems that in the prior art, a ferrovanadium smelting furnace respectively reduces ferrovanadium from calcium vanadate or ferric vanadate by an aluminothermic method or a silicothermic method, wherein the aluminothermic method uses aluminum as a reducing agent, and adopts a lower ignition method for smelting in a furnace cylinder of an alkaline furnace lining; firstly, loading mixed furnace burden into a reactor, and igniting; adding other furnace materials after the reaction begins; the method is generally used for smelting high-vanadium iron (containing vanadium 60-80%); however, in the smelting process, the lean slag and the bottom solution contained in the ferrovanadium raw material are difficult to be fully contacted and mixed with the reducing agent powder on the surface layer, so that the ferrovanadium smelting is insufficient, and the quality of the ferrovanadium smelting solution finished product in the smelting furnace is further reduced;
the invention provides a ferrovanadium smelting furnace, which comprises a furnace body and a shell, wherein the furnace body is positioned in the shell; the top of the furnace body is provided with a feeding hole; further comprising:
a drive assembly; the driving assembly is connected with the furnace body;
a material conveying component; the material conveying component is fixedly connected to one side of the shell; for providing a reductant powder;
a support plate; the supporting plate is fixedly connected with one side of the shell;
a hydraulic cylinder; the hydraulic cylinder is fixedly connected to the supporting plate and used for providing power;
a fixing pin; fixed pins are fixedly connected to two sides of the furnace body, and one ends of the fixed pins, far away from the furnace body, are rotatably connected with the shell;
an arc-shaped rack; the arc-shaped rack is fixedly connected with the bottom of the furnace body; the arc-shaped rack is matched with the driving component and is used for driving the furnace body to swing left and right.
Preferably, the driving assembly includes:
the two ends of the bearing plate are embedded into the shell wall of the shell and fixedly connected with the shell; the bearing plate is provided with a chute;
a slide plate; the sliding plate is sleeved in the sliding groove; the sliding plate is connected with the sliding chute in a sliding manner; one end of the sliding plate is fixedly connected with the hydraulic cylinder;
a rack; the rack is fixedly connected with the sliding plate and meshed with the arc-shaped rack.
Preferably, defeated material subassembly includes:
a reduction box; the reduction box is fixedly connected with the shell;
a first feed inlet; the first feeding hole is formed in the top of the reduction box;
a feed pipe; the feeding pipe is fixedly connected with the furnace body; and is communicated with the furnace body;
a material guide pipe; one end of the material guide pipe is fixedly connected with the reduction box and is communicated with the reduction box; one end of the material guide pipe, which is far away from the reduction box, is fixedly connected with the material feeding pipe;
an air bag; the air bag is arranged between the reduction boxes; two sides of the air bag are fixedly connected with the reduction box respectively;
a through hole; a through hole is formed in one side, far away from the shell, of the reduction box; the through hole is fixedly connected with the air bag.
Preferably, a baffle is arranged at the bottom in the furnace body.
Preferably, a one-way exhaust valve is arranged at the fixed connection part of the air bag and the reduction box.
Preferably, the material guide pipe is a corrugated pipe.
Preferably, the air bag is made of high-temperature-resistant materials.
Preferably, a one-way air inlet valve is arranged at the fixedly connected part of the air bag and the through hole.
Preferably, the bottom end of the furnace body is provided with a discharge port, and the diameter of the discharge port close to one end of the furnace body is larger than the diameter of the discharge port far away from one end of the furnace body.
Preferably, the furnace body and the semi-circular arc at the top of the shell are provided with springs.
The invention has the following beneficial effects:
1. the invention provides a ferrovanadium smelting furnace, which is characterized in that a driving assembly is matched with a material conveying assembly to promote the solution in a furnace body to be fully contacted and mixed with reducing agent powder, so that ferrovanadium smelting is fully improved, and the quality of a ferrovanadium smelting solution finished product in the smelting furnace is further improved; wherein, at furnace body wobbling in-process, the fixed pin of furnace body both sides has avoided arc rack and drive assembly to form the dislocation, has alleviateed the pressure of furnace body to the bearing plate simultaneously, and then has improved furnace body wobbling speed, has further improved the effect of the intensive mixing of solution in the furnace body.
2. The invention provides a ferrovanadium smelting furnace.A driving assembly makes reciprocating linear motion, so that when a furnace body swings, the range from reduced powder in a material conveying assembly to a tank is expanded, the full contact between solution and the reduced powder is further improved, and the quality of a ferrovanadium smelting solution finished product in the smelting furnace is further improved; and a first feeding hole is formed in the top of the reduction box and used for supplementing reducing agent powder, so that the recycling is achieved, and the air inlet and exhaust effects which are orderly and obvious in effect are achieved by matching a one-way exhaust valve and a one-way air inlet valve on an air bag.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is an isometric view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a left side view of the present invention;
FIG. 5 is a front cross-sectional view of the present invention;
FIG. 6 is a side cross-sectional view of the present invention;
in the figure: the furnace body 1, a feeding hole 11, a spring 12, a baffle 13, a shell 2, a support plate 3, a hydraulic cylinder 4, a fixed pin 5, an arc-shaped rack 6, a driving component 7, a bearing plate 71, a chute 72, a sliding plate 73, a rack 74, a material conveying component 8, a reduction box 81, a first feeding hole 82, a feeding pipe 83, a material guide pipe 84, an air bag 85, a through hole 86, a one-way exhaust valve 87, a one-way intake valve 88 and a discharging hole 9.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The ferrovanadium smelting furnace in the prior art has the defects that poor slag and bottom solution contained in ferrovanadium raw materials are difficult to be fully contacted and mixed with surface layer reducing agent powder, so that ferrovanadium smelting is insufficient, and the quality of ferrovanadium smelting solution finished products in the smelting furnace is reduced;
in order to solve the above problems, the present embodiment adopts the following main concepts: the driving component 7 and the material conveying component 8 are driven to move by the hydraulic cylinder 4 fixed on the supporting plate 3 outside the shell 2 of the ferrovanadium smelting furnace, so that the solution in the furnace body 1 is fully contacted and mixed with the reducing agent powder, the ferrovanadium smelting is fully improved, and the quality of the ferrovanadium smelting solution finished product in the smelting furnace is further improved; wherein, in the swinging process of the furnace body 1, the fixed pins 5 on the two sides of the furnace body 1 avoid the arc-shaped rack 6 and the driving component 7 from forming dislocation, so that the furnace body 1 is prevented from tipping, and the risk of tipping the furnace body 1 in the working process is further reduced.
In order to better understand the technical scheme, the technical scheme is described in detail in the following with reference to the drawings and the specific embodiments;
the invention provides a ferrovanadium smelting furnace, which comprises a furnace body 1 and a shell 2, wherein the furnace body 1 is positioned in the shell 2; a feed inlet 11 is formed in the top of the furnace body 1; further comprising:
a drive assembly 7; the driving component 7 is connected with the furnace body 1;
a feeding assembly 8; the material conveying component 8 is fixedly connected to one side of the shell 2; for providing a reductant powder;
a support plate 3; the supporting plate 3 is fixedly connected with one side of the shell 2;
a hydraulic cylinder 4; the hydraulic cylinder 4 is fixedly connected to the support plate 3 and used for providing power;
a fixing pin 5; the two sides of the furnace body 1 are fixedly connected with fixing pins 5, and one end of each fixing pin 5, far away from the furnace body 1, is rotatably connected with the shell 2;
an arc-shaped rack 6; the arc-shaped rack 6 is fixedly connected with the bottom of the furnace body 1; the arc-shaped rack 6 is matched with the driving component 7 and is used for driving the furnace body 1 to swing left and right;
the method comprises the following steps that (1) workers firstly load mixed furnace burden into a furnace body 1 and heat and melt the mixed furnace burden in the furnace body 1 through an electric heating element arranged in the furnace body 1; adding other furnace materials after the reaction begins; after the furnace burden is put in, the feeding hole 11 is closed, the hydraulic cylinder 4 is started at the moment, the hydraulic cylinder 4 drives the driving assembly 7 to move, and the driving assembly 7 is matched with the meshed arc-shaped rack 6 so as to drive the furnace body 1 to swing; the solution melted by the furnace burden in the furnace body 1 continuously shakes by utilizing the swinging inertia, so that the unmelted furnace burden is driven to absorb heat, the melting of the furnace burden is accelerated, and the melting rate of the furnace burden is improved; in the swinging process of the furnace body 1, the fixed pins 5 on the two sides of the furnace body 1 prevent the arc-shaped racks 6 and the driving assembly 7 from being dislocated, and simultaneously reduce the pressure of the furnace body on the bearing plate 71, thereby improving the swinging speed of the furnace body and further improving the effect of fully stirring the solution in the furnace body;
when the hydraulic cylinder 4 drives the driving component 7 to move, the driving component 7 extrudes the material conveying component 8, and the reducing agent in the material conveying component 8 is conveyed into the furnace body 1 by utilizing the pressure of the driving component 7 on the material conveying component 8, so that the swinging solution is fully contacted and mixed with the reducing agent, the sufficiency of ferrovanadium smelting is improved, and the quality of a ferrovanadium smelting solution finished product in the smelting furnace is further improved;
therefore, in the prior art, the aluminothermic method adopts aluminum as a reducing agent, and adopts a lower ignition method for smelting in a furnace barrel of an alkaline furnace lining; firstly, loading mixed furnace burden into a reactor, and igniting; adding other furnace materials after the reaction begins; however, in the smelting process, the lean slag and the bottom solution contained in the ferrovanadium raw material are difficult to be fully contacted and mixed with the reducing agent powder on the surface layer, so that the ferrovanadium smelting is insufficient, and the quality of the ferrovanadium smelting solution finished product in the smelting furnace is further reduced;
according to the invention, through the matching of the driving assembly 7 and the material conveying assembly 8, the solution in the furnace body 1 is fully contacted and mixed with the reducing agent powder, so that the smelting of ferrovanadium is fully improved, and the quality of a ferrovanadium smelting solution finished product in a smelting furnace is further improved; wherein, in the swinging process of the furnace body 1, the fixed pins 5 on the two sides of the furnace body 1 avoid the arc-shaped rack 6 and the driving component 7 from forming dislocation, so that the furnace body 1 is prevented from tipping, and the risk of tipping the furnace body 1 in the working process is further reduced.
As an embodiment of the present invention, the driving assembly 7 includes:
the two ends of the bearing plate 71 are embedded into the wall of the shell 2 and fixedly connected with the shell 2; the bearing plate 71 is provided with a sliding groove 72;
a slide plate 73; the sliding plate 73 is sleeved in the sliding groove 72; the sliding plate 73 is connected with the sliding groove 72 in a sliding manner; one end of the sliding plate 73 is fixedly connected with the hydraulic cylinder 4;
a rack 74; the rack 74 is fixedly connected with the sliding plate 73, and the rack 74 is meshed with the arc-shaped rack 6;
after the hydraulic cylinder 4 is started, the hydraulic cylinder 4 pushes the sliding plate 73 on the bearing plate 71 to move forwards along the sliding chute 72, and in the process of moving forwards, the rack 74 on the sliding plate 73 is in transmission with the arc-shaped rack 6, so that the furnace body 1 inclines rightwards, and at the moment, the solution in the furnace impacts the furnace wall on the right side; when the hydraulic cylinder 4 contracts, the sliding plate 73 on the bearing plate 71 is pulled to move backwards along the sliding groove 72, in the process of moving backwards, the rack 74 on the sliding plate 73 is in transmission with the arc-shaped rack 6, so that the furnace body 1 inclines towards the left side, the solution in the furnace body 1 collides with the furnace wall from the right side to the left side again, the hydraulic cylinder 4 drives the driving assembly 7 to do linear reciprocating motion, the solution in the furnace continuously rolls due to collision due to each reciprocating motion, the melting of the furnace burden is accelerated, and the vanadium extraction rate of the furnace burden is further improved.
As a specific embodiment of the present invention, the feeding assembly 8 includes:
a reduction box 81; the reduction box 81 is fixedly connected with the shell 2;
a first feed inlet 82; the first feeding hole 82 is formed in the top of the reduction box 81;
a feed pipe 83; the feeding pipe 83 is fixedly connected with the furnace body 1; and is communicated with the furnace body 1;
a guide tube 84; one end of the material guide pipe 84 is fixedly connected with the reduction box 81 and is communicated with the reduction box 81; one end of the material guide pipe 84, which is far away from the reduction box 81, is fixedly connected with a material feeding pipe 83;
an air bag 85; the air bag 85 is arranged between the reduction boxes 81; two sides of the air bag 85 are fixedly connected with the reduction box 81 respectively;
a through hole 86; a through hole 86 is formed in one side, far away from the shell 2, of the reduction box 81; the through hole 86 is fixedly connected with the air bag 85;
when the driving assembly 7 makes reciprocating linear motion, the sliding plate 73 moves back and forth in the sliding groove 72, in the process that the sliding plate 73 moves forward, the sliding plate 73 penetrates through the shell 2 along the sliding groove 72 and reaches the conveying assembly 8, the air bag 85 in the middle of the reduction box 81 is extruded, the gas in the air bag 85 is extruded into the reduction boxes 81 on two sides of the air bag 85, under the continuous extrusion, the gas entering the reduction boxes 81 blows up the reduction powder, and the blown-up reduction powder flows into the furnace body 1 through the material guide pipe 84 and the material feeding pipe 83; the reducing powder is contacted with the solution in the furnace, so that the solution is contacted and reacted with the reducing powder, the sliding plate 73 and the air bag 85 are gradually separated in the process that the sliding plate 73 is pulled back, air is sucked into the air bag 85 through the through hole 86, meanwhile, the air bag 85 stops blowing air to the reducing box, and then the supply of the reducing powder to the furnace is stopped; allowing time for the solution in the furnace to contact the reducing powder; the furnace body 1 is in reciprocating linear motion, so that the range from the reduced powder to the interior of the tank is enlarged when swinging, the full contact between the solution and the reduced powder is further improved, and the quality of the finished product of the vanadium iron smelting solution in the smelting furnace is further improved; and a first feeding hole 82 is formed in the top of the reduction box and used for supplementing reducing agent powder, so that the effect of repeated supplementation is achieved.
As a specific embodiment of the invention, a baffle 13 is arranged at the bottom in the furnace body 1;
when the furnace body 1 swings, the solution in the furnace swings back and forth, the baffle 13 at the bottom in the furnace body 1 collides with the solution, so that the solution in the furnace body 1 forms a wave tide due to the collision, the wave tide strikes the poor slag and the solution at the bottom of the furnace body 1, the solution in the furnace body 1 is fully mixed, the solution is fully reacted with the reducing powder on the surface, and the quality of the finished product of the ferrovanadium smelting solution in the smelting furnace is improved.
As a specific embodiment of the invention, a one-way exhaust valve 87 is arranged at the joint of the air bag 85 and the reduction box 81;
when the slide plate 73 presses the air bag 85, the air in the air bag 85 is discharged into the reduction box 81 through the one-way exhaust valve 87, and the reduction powder in the reduction box 81 is blown up; when the sliding plate 73 leaves, the one-way exhaust valve 87 is automatically closed, so that the powder in the reduction box 81 is prevented from being sucked into the air bag 85, and the waste of the reduction powder is reduced; the air exhausting effect with orderly and obvious effect is achieved through the circulating acting force of the sliding plate 73 on the air bag 85.
In one embodiment of the present invention, the material guiding tube 84 is a corrugated tube;
the material guide pipe 84 is a corrugated pipe, when the furnace body 1 swings, the material guide pipe stretches and contracts along with the swinging of the furnace body 1, the swinging range of the furnace body 1 is enlarged, and after the swinging range of the furnace body 1 is enlarged, lean slag and solution at the bottom of the furnace body 1 billows to the upper part from the bottom along with the swinging of the furnace body 1, and then fully react with reducing powder flowing into the furnace body 1 from the corrugated pipe, so that the quality of a finished product of the ferrovanadium smelting solution in the smelting furnace is further improved.
In one embodiment of the present invention, the air bag 85 is made of a high temperature resistant material;
As a specific embodiment of the invention, a one-way air inlet valve 88 is arranged at the fixed connection position of the air bag 85 and the through hole 86;
in the process that the sliding plate 73 is in contact with the air bag 85, when the sliding plate 73 presses the air bag 85, the air in the air bag 85 can only be blown out from the one-way exhaust valve 87 and cannot be discharged from the one-way intake valve 88, so that the waste of the air in the air bag 85 is reduced, the content of the air flowing into the one-way exhaust valve 87 is increased, when the sliding plate 73 leaves the air bag 85, the air bag 85 is gradually reset, the air is further sucked into the air bag 85 through the one-way intake valve 88 to be sucked, expanded and opened, and the air bag 85 is gradually restored to the original state, so that sufficient air is led to the one-way exhaust valve 87 for recycling when the sliding plate 73 and the air bag 85 are next time.
As a specific embodiment of the invention, the bottom end of the furnace body 1 is provided with a discharge port 9, and the diameter of the discharge port 9 close to one end of the furnace body 1 is larger than that of the discharge port far away from one end of the furnace body 1;
after the reaction of the furnace body 1 is completed, the discharge hole 9 is opened by using a special furnace hook, because the diameter of one end, close to the furnace body 1, of the discharge hole 9 is larger than the diameter of one end, far away from the furnace body 1, of the discharge hole 9, when the ferrovanadium solution flows out of the discharge hole 9, the pressure and the flow rate can be increased, so that the mobility of the ferrovanadium solution is accelerated, the heat loss of the ferrovanadium solution flowing into a rectification stage is reduced, and the quality of a ferrovanadium solution finished product is improved.
As a specific embodiment of the invention, a spring 12 is arranged at the semi-circular arc position of the top of the furnace body 1 and the shell 2;
when the furnace body 1 swings, the furnace body 1 impacts the spring 12, the spring 12 is compressed, the impact force of the furnace body 1 is buffered during compression, the furnace body 1 is prevented from directly colliding with the shell 2, the probability that the shell 2 and the furnace body 1 are damaged due to impact is reduced, and the service life of the fermentation equipment is prolonged.
The specific working process is as follows:
the method comprises the following steps that (1) workers firstly load mixed furnace burden into a furnace body 1 and heat and melt the mixed furnace burden in the furnace body 1 through an electric heating element arranged in the furnace body 1; adding other furnace materials after the reaction begins; after the furnace burden is put in, the feeding hole 11 is closed, the hydraulic cylinder 4 is started at the moment, the hydraulic cylinder 4 drives the driving assembly 7 to move, and the driving assembly 7 is matched with the meshed arc-shaped rack 6 so as to drive the furnace body 1 to swing; when the furnace body 1 swings, the furnace body 1 impacts the springs 12, the springs 12 are compressed, and the impact force of the furnace body 1 is buffered while the springs are compressed, so that the furnace body 1 is prevented from directly colliding with the shell 2, the probability that the shell 2 and the furnace body 1 are damaged due to collision is reduced, and the service life of the fermentation equipment is prolonged;
the solution melted by the furnace burden in the furnace body 1 continuously shakes by utilizing the swinging inertia, so that the unmelted furnace burden is driven to absorb heat, the melting of the furnace burden is accelerated, and the melting rate of the furnace burden is improved; in the swinging process of the furnace body 1, the fixed pins 5 on the two sides of the furnace body 1 prevent the arc-shaped racks 6 and the driving assembly 7 from being dislocated, and simultaneously reduce the pressure of the furnace body on the bearing plate 71, thereby improving the swinging speed of the furnace body and further improving the effect of fully stirring the solution in the furnace body;
when the hydraulic cylinder 4 drives the driving assembly 7 to move, the driving assembly 7 extrudes the material conveying assembly 8, when the sliding plate 73 extrudes the air bag 85, air in the air bag 85 is discharged into the reduction box 81 through the one-way exhaust valve 87, and reduction powder in the reduction box 81 is blown up; the blown reducing powder flows into the furnace body 1 through the material guide pipe 84 and the feeding pipe 83; the reduced powder is contacted with the solution in the furnace, and simultaneously the corrugated pipe stretches and contracts along with the swinging of the furnace body 1, so that the swinging range of the furnace body 1 is enlarged, and after the swinging range of the furnace body 1 is enlarged, lean slag and the solution at the bottom of the furnace body 1 billow to the upper part from the bottom along with the swinging of the furnace body 1, and then fully react with the reduced powder flowing into the furnace body 1 from the corrugated pipe; when the sliding plate 73 leaves, the air bag 85 is gradually reset, air is further sucked into the air bag 85 through the one-way air inlet valve 88 to be sucked, expanded and opened, and the air bag 85 is gradually restored to the original state, so that sufficient air is led to the one-way air outlet valve 87 for recycling when the sliding plate 73 and the air bag 85 are used next time; the air exhausting effect with order and obvious effect is achieved through the circulating acting force of the sliding plate 73 on the air bag 85; the reducing agent in the material conveying assembly 8 is conveyed into the furnace body 1 by utilizing the pressure of the driving assembly 7 on the material conveying assembly 8, so that the swinging solution is fully contacted and mixed with the reducing agent, the smelting sufficiency of the ferrovanadium is improved, and the quality of a ferrovanadium smelting solution finished product in the smelting furnace is further improved.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A ferrovanadium smelting furnace comprises a furnace body (1) and a shell (2), wherein the furnace body is positioned in the shell (2); the top of the furnace body (1) is provided with a feed inlet (11); the method is characterized in that: further comprising:
a drive assembly (7); the driving component (7) is connected with the furnace body (1);
a material conveying component (8); the material conveying component (8) is fixedly connected to one side of the shell (2); for providing a reductant powder;
a support plate (3); the supporting plate (3) is fixedly connected with one side of the shell (2);
a hydraulic cylinder (4); the hydraulic cylinder (4) is fixedly connected to the support plate (3) and used for providing power;
a fixing pin (5); fixing pins (5) are fixedly connected to two sides of the furnace body (1), and one end, far away from the furnace body (1), of each fixing pin (5) is rotatably connected with the shell (2);
an arc-shaped rack (6); the arc-shaped rack (6) is fixedly connected with the bottom of the furnace body (1); the arc-shaped rack (6) is matched with the driving component (7) and is used for driving the furnace body (1) to swing left and right.
2. A ferrovanadium smelting furnace according to claim 1, wherein: the drive assembly (7) comprises:
the two ends of the bearing plate (71) are embedded into the wall of the shell (2) and fixedly connected with the shell (2); the bearing plate (71) is provided with a sliding groove (72);
a slide plate (73); the sliding plate (73) is sleeved in the sliding groove (72); the sliding plate (73) is connected with the sliding groove (72) in a sliding manner; one end of the sliding plate (73) is fixedly connected with the hydraulic cylinder (4);
a rack (74); the rack (74) is fixedly connected with the sliding plate (73), and the rack (74) is meshed with the arc-shaped rack (6).
3. A ferrovanadium smelting furnace according to claim 1, wherein: defeated material subassembly (8) include:
a reduction box (81); the reduction box (81) is fixedly connected with the shell (2);
a first feed inlet (82); the first feeding hole (82) is formed in the top of the reduction box (81);
a feed pipe (83); the feeding pipe (83) is fixedly connected with the furnace body (1); and is communicated with the furnace body (1);
a guide tube (84); one end of the material guide pipe (84) is fixedly connected with the reduction box (81) and is communicated with the reduction box (81); one end of the material guide pipe (84) far away from the reduction box (81) is fixedly connected with a material feeding pipe (83);
an air bag (85); the air bag (85) is arranged between the reduction boxes (81); two sides of the air bag (85) are fixedly connected with the reduction box (81) respectively;
a through hole (86); a through hole (86) is formed in one side, far away from the shell (2), of the reduction box (81); the through hole (86) is fixedly connected with the air bag (85).
4. A ferrovanadium smelting furnace according to claim 1, wherein: the bottom in the furnace body (1) is provided with a baffle (13).
5. A ferrovanadium smelting furnace according to claim 1, wherein: a one-way exhaust valve (87) is arranged at the joint of the air bag (85) and the reduction box (81).
6. A ferrovanadium smelting furnace according to claim 1, wherein: the material guide pipe (84) is a corrugated pipe.
7. A ferrovanadium smelting furnace according to claim 1, wherein: the air bag (85) is made of high-temperature-resistant materials.
8. A ferrovanadium smelting furnace according to claim 1, wherein: and a one-way air inlet valve (88) is arranged at the fixedly connected part of the air bag (85) and the through hole (86).
9. A ferrovanadium smelting furnace according to claim 1, wherein: the furnace body (1) bottom is equipped with discharge gate (9), the diameter that discharge gate (9) are close to furnace body (1) one end is greater than the diameter of keeping away from furnace body (1) one end.
10. A ferrovanadium smelting furnace according to claim 1, wherein: and springs (12) are arranged at the semicircular arc positions of the tops of the furnace body (1) and the shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210067157.0A CN114459237A (en) | 2022-01-20 | 2022-01-20 | Ferrovanadium smelting furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210067157.0A CN114459237A (en) | 2022-01-20 | 2022-01-20 | Ferrovanadium smelting furnace |
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| CN202210067157.0A Pending CN114459237A (en) | 2022-01-20 | 2022-01-20 | Ferrovanadium smelting furnace |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003027118A (en) * | 2001-07-06 | 2003-01-29 | Nippon Steel Corp | Method for producing reduced iron with rotary hearth furnace |
| CN109225531A (en) * | 2018-10-30 | 2019-01-18 | 漯河市邦威橡胶有限公司 | A kind of back flushing type efficient rubber grinding device |
| CN111101052A (en) * | 2019-12-18 | 2020-05-05 | 许益波 | Ferrovanadium smelting furnace |
| CN210867581U (en) * | 2019-09-05 | 2020-06-26 | 贵州积发新能源科技有限公司 | But self-adjusting angle's single crystalline silicon solar photovoltaic support for board |
-
2022
- 2022-01-20 CN CN202210067157.0A patent/CN114459237A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003027118A (en) * | 2001-07-06 | 2003-01-29 | Nippon Steel Corp | Method for producing reduced iron with rotary hearth furnace |
| CN109225531A (en) * | 2018-10-30 | 2019-01-18 | 漯河市邦威橡胶有限公司 | A kind of back flushing type efficient rubber grinding device |
| CN210867581U (en) * | 2019-09-05 | 2020-06-26 | 贵州积发新能源科技有限公司 | But self-adjusting angle's single crystalline silicon solar photovoltaic support for board |
| CN111101052A (en) * | 2019-12-18 | 2020-05-05 | 许益波 | Ferrovanadium smelting furnace |
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