CN111829341A - High-speed rail multi-metal zinc ore smelting furnace - Google Patents
High-speed rail multi-metal zinc ore smelting furnace Download PDFInfo
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- CN111829341A CN111829341A CN202010605764.9A CN202010605764A CN111829341A CN 111829341 A CN111829341 A CN 111829341A CN 202010605764 A CN202010605764 A CN 202010605764A CN 111829341 A CN111829341 A CN 111829341A
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- smelting furnace
- driving motor
- smelting
- metal
- gas
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- 238000003723 Smelting Methods 0.000 title claims abstract description 151
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 59
- 239000002184 metal Substances 0.000 title claims abstract description 59
- 239000011701 zinc Substances 0.000 title claims abstract description 27
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 26
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 239000007921 spray Substances 0.000 claims abstract description 28
- 238000003756 stirring Methods 0.000 claims abstract description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000010891 electric arc Methods 0.000 claims abstract description 18
- 229910052742 iron Inorganic materials 0.000 claims abstract description 17
- 239000002893 slag Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 82
- 239000000779 smoke Substances 0.000 claims description 28
- 230000009699 differential effect Effects 0.000 claims description 3
- 238000002156 mixing Methods 0.000 abstract description 9
- 238000002485 combustion reaction Methods 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 41
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 16
- 239000003546 flue gas Substances 0.000 description 15
- 238000005507 spraying Methods 0.000 description 15
- 238000002386 leaching Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 239000002918 waste heat Substances 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 6
- 230000007935 neutral effect Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 150000003751 zinc Chemical class 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 229910001316 Ag alloy Inorganic materials 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000009172 bursting Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- YCKOAAUKSGOOJH-UHFFFAOYSA-N copper silver Chemical compound [Cu].[Ag].[Ag] YCKOAAUKSGOOJH-UHFFFAOYSA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- NJWNEWQMQCGRDO-UHFFFAOYSA-N indium zinc Chemical compound [Zn].[In] NJWNEWQMQCGRDO-UHFFFAOYSA-N 0.000 description 2
- 230000001095 motoneuron effect Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 229910052802 copper Inorganic materials 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
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- C22B19/00—Obtaining zinc or zinc oxide
- C22B19/20—Obtaining zinc otherwise than by distilling
-
- 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
- F27B14/14—Arrangements of heating 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
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention relates to the technical field of smelting furnaces, in particular to a smelting furnace for high-iron multi-metal zinc ores, which comprises a smelting furnace, a top cover, an electric arc, an electric box, a spray pipe and a residual slag box, wherein the top cover is installed at the top of the smelting furnace; according to the invention, the gas and the gas pump are mixed and enter the spray pipe at the same time, and the gas pump are enabled to be provided with a plurality of spray holes to be sprayed into the inner cavity of the smelting furnace after the spray pipe is uniformly mixed by utilizing a gas flow principle, so that the full combustion in all directions is ensured, the unidirectionality of the spray gun is avoided, and meanwhile, the driving motor is used for stirring metal at the bottom of the smelting furnace through the stirring rod, thereby improving the mixing degree and the smelting efficiency of the metal.
Description
Technical Field
The invention relates to the technical field of smelting furnaces, in particular to a smelting furnace for high-iron multi-metal zinc ores.
Background
Smelting furnace means a furnace for melting iron ore, such as hematite or magnetite, into pig iron, which is a refractory-lined tall cylindrical structure filled from the top with washing ore, coke and solvent (the solvent is usually limestone), and the conversion of iron oxide into metallic iron is a reduction process using carbon monoxide and hydrogen as reducing agents.
Some technical schemes of smelting furnaces for high-iron multi-metal zinc ores also appear in the prior art, and for example, a chinese patent with application number 2014102991884 discloses a method and a smelting furnace for processing high-iron multi-metal zinc concentrate, which includes the following steps: adding zinc concentrate containing 16-24% of Fe, 0.02-0.40% of In, 0.2-2.0% of Cu, 0.004-0.04% of Ag and 36-48% of Zn into a smelting furnace, sequentially carrying out three processes of oxygen-enriched oxidation smelting, weak reduction smelting and strong reduction smelting, producing sulfur dioxide flue gas, copper-silver alloy, smelting furnace slag and zinc-indium smoke dust, preparing sulfuric acid from the sulfur dioxide flue gas, selling the smelting furnace slag externally, separating the copper-silver alloy to extract copper and silver, and carrying out neutral leaching on the zinc-indium smoke dust to obtain neutral leaching solution and neutral leaching slag; producing electrolytic zinc from the neutral leaching solution according to a conventional process; carrying out two-stage acidic countercurrent leaching on the neutral leaching residue to obtain a low-acid leaching solution and high-acid leaching residue; the high-acid leached slag is returned to the smelting furnace for smelting, the low-acid leachate is used for producing refined indium by adopting the conventional P204 extraction process, and the raffinate is returned to the neutral leaching.
However, the smelting furnace for the high-iron multi-metal zinc ore still has some defects, firstly, smelting mixing is not uniform, combustion is not sufficient, so that smelting time is prolonged, and smelting efficiency is reduced; secondly, the existing high-iron multi-metal zinc ore smelting furnace lacks a reasonable waste heat utilization device, and reduces the utilization rate of waste heat.
Disclosure of Invention
The invention aims to: the smelting furnace for the high-iron multi-metal zinc ore is provided for solving the problems of low smelting efficiency and low waste heat utilization rate of the smelting furnace for the high-iron multi-metal zinc ore.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a technical scheme that: a smelting furnace for high-speed iron multi-metal zinc ore comprises a smelting furnace, a top cover, an electric arc, an electric box, a spray pipe and a residue box, the top of the smelting furnace is provided with a top cover, an electric arc is embedded in the top cover, the bottom extending end of the electric arc penetrates through the inner cavity of the smelting furnace, the top of the electric arc is electrically connected with the electric box through an electric wire, one side of the bottom of the smelting furnace is communicated with a residue box through a pipeline, the inner side of the smelting furnace is connected with a spray pipe in a winding way, one side of the outer part of the smelting furnace is provided with a gas nozzle, one end of the gas nozzle close to the smelting furnace is communicated with a gas pump, the extending end of the gas nozzle is communicated with the spray pipe, a plurality of spray holes are arranged at the inner side of the spray pipe at equal intervals around the circumference, a driving motor is arranged at the bottom of the smelting furnace, the end part of an output shaft of the driving motor penetrates into the smelting furnace cavity, and a plurality of stirring rods are arranged on the outer ring of the output shaft of the driving motor;
when the electric arc spraying device is used, metal is mixed and placed into the smelting furnace, the electric arc is electrified by starting the electric box, the gas nozzle and the gas pump spray gas from the inside of the smelting furnace through the spraying pipe, so that the metal enters the smelting furnace from all directions of the spraying holes, the mixed gas and the gas simultaneously enter the spraying pipe by utilizing the action of the gas and the gas pump, and the gas are sprayed into the inner cavity of the smelting furnace from the spraying holes after the spraying pipe is uniformly mixed by utilizing the gas flowing principle, so that the full combustion in all directions is ensured, and the unidirectionality of the spraying gun is avoided; and when jet-propelled to smelting furnace inside, driving motor drives the puddler stirring of smelting furnace bottom, and the homogeneity of metal mixing has been guaranteed in the setting of puddler, has also improved metal smelting efficiency simultaneously.
Preferably, a water tank is arranged outside the smelting furnace, a smoke exhaust cavity is formed in the inner surface wall of the water tank, a plurality of air diffusing holes are formed in the top bottom of the outer wall of the smoke exhaust cavity, a smoke exhaust pipe is communicated with the top of an inner cavity of the smelting furnace, and an extending end of the smoke exhaust pipe is communicated with the smoke exhaust cavity; by adopting the technical scheme, in the process of metal mixing in the smelting furnace, the burning flue gas is conveyed to the smoke exhaust cavity through the smoke exhaust pipe to heat the water in the water tank, and in addition, the flue gas can further insulate the heated water in the water tank in the flow of the smoke exhaust cavity, so that the water in the water tank is prevented from being cooled, and the utilization of the metal smelting waste heat is lost; simultaneously, the setting of chamber of discharging fume can also guarantee the stability that the flue gas flows, and sets up a plurality of scattered gas pockets for the flue gas can steady output after heating the water in the water tank, prevents because the flue gas output is untimely, leads to follow-up flue gas to stop in the smelting furnace, thereby leads to bursting of smelting furnace, simultaneously, also can influence the mixed quality of metal in the smelting furnace, thereby has improved the usability of this zinc ore smelting furnace.
Preferably, the outer wall of the smelting furnace is wrapped with a water cavity, the outer wall of the water tank is communicated with a water pipe, and the extending end of the water pipe is communicated with the water cavity; by adopting the technical scheme, the arrangement of the water cavity avoids the hot air generated in the working process of the smelting furnace from being emitted to the atmosphere, the temperature of the outer wall of the smelting furnace is raised, the situation that an operator is scalded when the operator touches the outer wall of the smelting furnace is avoided, the water cavity utilizes the heat radiated in the working process of the smelting furnace, and the utilization rate of resources is realized; simultaneously, communicate between water cavity and water tank, cold water in the water tank enters into the water cavity, has improved the water cavity to the utilization efficiency of smelting furnace steam, and in the hot water of water cavity goes on the water tank for the heating of water tank water-logging, the follow-up utilization to the water tank water-logging of being convenient for, simultaneously, intercommunication each other between water cavity and water tank has maintained cold and hot balance, more is favorable to the smelting operation of smelting furnace to this zinc ore smelting furnace's usability has been improved.
Preferably, every two adjacent spray holes are opposite to each other; by adopting the technical scheme, when the gas nozzle and the gas pump are matched with each other, the uniformly mixed gas is sent into the smelting furnace, when the gas is sprayed out from the spray holes, the gas sprayed out from every two opposite adjacent spray holes collides with each other, then moves towards two sides, and the combustion area is enlarged, so that the metal in the smelting furnace is favorably smelted, and the metal smelting quality is improved.
Preferably, the lugs are symmetrically arranged in countersunk holes of the mounting disc of the stirring rod positioned at the uppermost end of the output shaft of the driving motor, the convex rods are symmetrically arranged on the outer ring at the uppermost end of the output shaft of the driving motor, and the differential action of the stirring rods on the output shaft of the driving motor is realized through the mutual matching between the lugs and the convex rods; through adopting above-mentioned technical scheme, in driving motor drives driving motor's output shaft rotates, except that the puddler that is located the top does not rotate at once, all the other puddlers take place to rotate along with driving motor's effect, when driving motor effect, make the gib boss rotate the lug position, because the effect of lug, produce the lug and block, thereby make the puddler that is located the uppermost end also rotate, differential through realizing the puddler rotates, because be located the piling up of downside metal, its temperature is for being located the temperature of upside and will be high, consequently, realize stirring in the branch of smelting the stove metal, make the metal in the smelting stove be heated evenly, thereby the smelting quality of metal has been improved.
Preferably, the length of the stirring rod is gradually increased from bottom to top; by adopting the technical scheme, the change of the length of the stirring rod is utilized to realize the tendency that the metal smelted in the smelting furnace moves upwards, so that the situation that the heating surface of the metal positioned on the lower side is too large and the heating surface of the metal positioned on the upper side is too small is further prevented, and the smelting quality of the metal is ensured.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the gas and the gas pump are mixed and enter the spray pipe at the same time, and the gas pump are enabled to be provided with a plurality of spray holes to be sprayed into the inner cavity of the smelting furnace after the spray pipe is uniformly mixed by utilizing a gas flow principle, so that the full combustion in all directions is ensured, the unidirectionality of the spray gun is avoided, and meanwhile, the driving motor is used for stirring metal at the bottom of the smelting furnace through the stirring rod, thereby improving the mixing degree and the smelting efficiency of the metal.
2. According to the invention, the water cavity is wrapped on the outer wall of the smelting furnace and is communicated with the water tank through the water pipe, the high-temperature waste heat on the outer wall of the smelting furnace is utilized to heat the interior of the water tank, and meanwhile, the smoke exhaust pipe of the smelting furnace is communicated with the smoke exhaust cavity arranged on the outer wall of the water tank, so that the high-temperature smoke further heats the water tank, the utilization rate of the waste heat in the smelting process is improved, and the waste of energy is avoided.
Drawings
FIG. 1 is a schematic structural view of a high-iron multi-metal zinc ore smelting furnace according to the present invention;
FIG. 2 is a top plan view of a lance for a high iron multi-metal zinc ore smelting furnace in accordance with the present invention;
FIG. 3 is a top view of a water tank of a high-iron multi-metal zinc ore smelting furnace according to the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 1;
illustration of the drawings:
1. a smelting furnace; 2. a top cover; 3. an electric arc; 4. an electric box; 5. a water chamber; 6. a nozzle; 7. spraying a hole; 8. a gas nozzle; 9. an air pump; 10. a drive motor; 11. a stirring rod; 111. a bump; 112. a nose bar; 12. a smoke exhaust pipe; 13. a water pipe; 14. a residue tank; 15. a water tank; 16. a smoke exhaust cavity; 17. air diffusing holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and 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.
Referring to fig. 1-4, the present invention provides a technical solution:
the utility model provides a many metal zinc ore smelting furnace of high-speed railway, includes smelting furnace 1, top cap 2, electric arc 3, electronic box 4, spray tube 6 and slag box 14, top cap 2 is installed at the top of smelting furnace 1, electric arc 3 is inlayed to the inside of top cap 2, the bottom extension end of electric arc 3 runs through to the inner chamber of smelting furnace 1, electric wire and electronic box 4 electric connection are passed through at the top of electric arc 3, there is slag box 14 bottom one side of smelting furnace 1 through the pipeline intercommunication, the inboard of smelting furnace 1 is around having connect spray tube 6, outside one side of smelting furnace 1 is provided with gas spout 8, gas spout 8 is close to the one end intercommunication of smelting furnace 1 has air pump 9, gas spout 8's extension end and spray tube 6 intercommunication, a plurality of orifice 7 have been seted up around the circumference equidistance to the inboard of spray tube 6, the bottom of smelting furnace 1 is provided with driving motor 10, driving motor 10's output shaft tip runs through to smelting furnace 1 intracavity, and a plurality of stirring rods 11 are arranged on the outer ring of the output shaft of the driving motor 10;
when the electric arc spraying device is used, metal is mixed and placed into the smelting furnace 1, the electric box 4 is started to electrify the electric arc 3, the gas nozzle 8 and the air pump 9 spray gas into the smelting furnace 1 through the spraying pipe 6, so that the gas enters the smelting furnace 1 from each direction of the plurality of spraying holes 7, the mixed gas and the gas enter the spraying pipe simultaneously by utilizing the action of the gas and the air pump, and the gas and the air pump are sprayed into the inner cavity of the smelting furnace from the plurality of spraying holes after the spraying pipe is uniformly mixed by utilizing the gas flowing principle, so that the full combustion in each direction is ensured, and the unidirectionality of the spraying gun is avoided; and when carrying out jet-propelled to smelting furnace 1 inside, driving motor 10 drives the puddler 11 stirring of 1 bottom of smelting furnace, and the homogeneity of metal mixing has been guaranteed in the setting of puddler 11, has also improved metal smelting efficiency simultaneously.
As an embodiment of the invention, a water tank 15 is arranged outside the smelting furnace 1, a smoke exhaust cavity 16 is arranged on the inner surface wall of the water tank 15, a plurality of air diffusing holes 17 are arranged at the top bottom of the outer wall of the smoke exhaust cavity 16, the top of the inner cavity of the smelting furnace 1 is communicated with a smoke exhaust pipe 12, and the extending end of the smoke exhaust pipe 12 is communicated with the smoke exhaust cavity 16; by adopting the technical scheme, in the process of metal mixing in the smelting furnace 1, the burning flue gas is conveyed to the smoke exhaust cavity 16 through the smoke exhaust pipe 12 to heat the water in the water tank 15, and in addition, the flue gas can further preserve the heat of the heated water in the water tank 15 in the flow of the smoke exhaust cavity 16, so that the water in the water tank 15 is prevented from being cooled, and the utilization of metal smelting waste heat is lost; simultaneously, the setting of discharge fume chamber 16 can also guarantee the stability that the flue gas flows, and sets up a plurality of scattered gas holes 17 for the flue gas is after heating the water in the water tank 15, output that can be steady prevents because the flue gas output is untimely, leads to follow-up flue gas to stop in smelting furnace 1, thereby leads to bursting of smelting furnace 1, simultaneously, also can influence the mixed quality of metal in smelting furnace 1, thereby has improved the usability of this zinc ore smelting furnace.
As an embodiment of the invention, the outer wall of the smelting furnace 1 is wrapped with a water cavity 5, the outer wall of the water tank 15 is communicated with a water pipe 13, and the extending end of the water pipe 13 is communicated with the water cavity 5; by adopting the technical scheme, the arrangement of the water cavity 5 avoids the hot air generated in the working process of the smelting furnace 1 from being emitted to the atmosphere, the temperature of the outer wall of the smelting furnace 1 is increased, the situation that an operator is scalded when the operator touches the outer wall of the smelting furnace 1 is avoided, the water cavity 5 utilizes the heat radiated when the smelting furnace 1 works, and the utilization rate of resources is realized; simultaneously, communicate between water cavity 5 and water tank 15, cold water in the water tank 15 enters into water cavity 5, improved water cavity 5 to the utilization efficiency of 1 steam of smelting furnace, and the hot water in the water cavity 5 goes on in the water tank 15 for the heating of water tank 15 water-logging, be convenient for follow-up utilization to water tank 15 water-logging, and simultaneously, intercommunication each other between water cavity 5 and water tank 15 has maintained cold and hot balance, more be favorable to the smelting operation of smelting furnace 1, thereby the usability of this zinc ore smelting furnace has been improved.
As an embodiment of the present invention, every two adjacent injection holes 7 are opposite to each other; through adopting above-mentioned technical scheme, mutually support between gas spout 8 and air pump 9, send into smelting furnace 1 with the gas of misce bene, when the gas was spout from orifice 7, every two adjacent orifice 7 relative spun gas collided each other, then, moved to both sides, enlarged its combustion area to be favorable to the smelting of the interior metal of smelting furnace, thereby improved the metal smelting quality.
As an embodiment of the present invention, the protruding blocks 111 are symmetrically disposed in the countersunk holes of the mounting plate of the stirring rod 11 located at the uppermost end of the output shaft of the driving motor 10, the protruding rods 112 are symmetrically disposed on the outer ring of the uppermost end of the output shaft of the driving motor 10, and the differential action of the stirring rod 11 on the output shaft of the driving motor 10 is realized through the mutual cooperation between the protruding blocks 111 and the protruding rods 112; through adopting above-mentioned technical scheme, in driving motor 10 drives driving motor's output shaft rotates, except that the puddler 11 that is located the top does not rotate at once, all the other puddlers 11 take place to rotate along with driving motor 10's effect, when driving motor 10 effect, make nose bar 112 rotate to lug 111 position, because lug 111's effect, produce to nose bar 112 and block, thereby make the puddler 11 that is located the top also rotate, through realizing the differential rotation of puddler 11, owing to be located the piling up of downside metal, its temperature is for being located the temperature of upside and will be high, consequently, realize stirring in the branch time of the metal in smelting furnace 1, make the metal in smelting furnace 1 be heated evenly, thereby the smelting quality of metal has been improved.
As an embodiment of the present invention, the length of the stirring rod 11 gradually increases from bottom to top; by adopting the technical scheme, the change of the length of the stirring rod 11 is utilized to realize the tendency that the metal smelted in the smelting furnace 1 moves upwards, so that the situation that the heated surface of the metal positioned on the lower side is too large and the heated surface of the metal positioned on the upper side is too small is further prevented, and the smelting quality of the metal is ensured.
The working principle is as follows: during the use, put into smelting furnace 1 through mixing the metal in, start electronic box 4 and make 3 circular arcs circular telegrams, gas spout 8 and air pump 9 are jet-propelled through spray tube 6 to smelting furnace 1 inside, make its all directions from a plurality of orifice 7 get into smelting furnace 1, driving motor 10 drives the puddler 11 stirring of 1 bottom of smelting furnace, the homogeneity of metallic mixing and the efficiency of smelting have been improved, the flue gas of burning conveys exhaust cavity 16 by exhaust pipe 12, heat the water in the water tank 15, the water cavity 5 of 1 outer wall of smelting furnace simultaneously passes through water pipe 13 and 15 intercommunications of water tank, the utilization ratio of metal smelting waste heat has been improved greatly.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a many metal zinc ore smelting furnace of high-speed railway, includes smelting furnace (1), top cap (2), electric arc (3), electronic box (4), spray tube (6) and slag box (14), top cap (2) are installed at the top of smelting furnace (1), electric arc (3) are inlayed to the inside of top cap (2), the bottom of electric arc (3) is extended the end and is run through to the inner chamber of smelting furnace (1), electric wire and electronic box (4) electric connection are passed through at the top of electric arc (3), there is slag box (14) bottom one side of smelting furnace (1) through the pipeline intercommunication, the inboard of smelting furnace (1) has around having spray tube (6), its characterized in that, outside one side of smelting furnace (1) is provided with gas spout (8), the one end intercommunication that gas spout (8) are close to smelting furnace (1) has air pump (9), the extension end and spray tube (6) intercommunication of gas spout (8), a plurality of orifice (7) have been seted up around circumference equidistance to the inboard of spray tube (6), the bottom of smelting furnace (1) is provided with driving motor (10), the output shaft tip of driving motor (10) runs through to smelting furnace (1) intracavity, and installs a plurality of puddler (11) on the outer lane of the output shaft of driving motor (10).
2. The multi-metal zinc ore smelting furnace of high-speed rail according to claim 1, characterized in that, the outside of smelting furnace (1) is provided with water tank (15), smoke exhaust chamber (16) has been seted up to water tank (15) interior table wall, a plurality of scattered gas pockets (17) have been seted up to the outer wall top bottom in smoke exhaust chamber (16), the inner chamber top intercommunication of smelting furnace (1) has smoke exhaust pipe (12), smoke exhaust pipe (12) extend the end and smoke exhaust chamber (16) intercommunication.
3. A high-iron multi-metal zinc ore smelting furnace according to claim 2, characterized in that the outer wall of the smelting furnace (1) is wrapped with a water chamber (5), the outer wall of the water tank (15) is communicated with a water pipe (13), and the extending end of the water pipe (13) is communicated with the water chamber (5).
4. A high-iron multi-metal zinc ore smelting furnace according to claim 1, characterized in that every two adjacent nozzle holes (7) are opposite to each other.
5. The smelting furnace according to claim 1, characterized in that the lugs (111) are symmetrically arranged in the countersunk holes of the mounting disc of the stirring rod (11) at the uppermost end of the output shaft of the driving motor (10), the convex rods (112) are symmetrically arranged on the outer ring at the uppermost end of the output shaft of the driving motor (10), and the stirring rod (11) on the output shaft of the driving motor (10) has differential action through the mutual matching between the lugs (111) and the convex rods (112).
6. A high-iron multi-metal zinc ore smelting furnace according to claim 5, characterized in that the length of the stirring rod (11) is gradually increased from bottom to top.
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| CN202010605764.9A CN111829341A (en) | 2020-06-29 | 2020-06-29 | High-speed rail multi-metal zinc ore smelting furnace |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112725645A (en) * | 2020-12-22 | 2021-04-30 | 大冶市兴进铝业有限公司 | Novel aluminium alloy preparation device |
| CN114250333A (en) * | 2021-12-24 | 2022-03-29 | 徐卫兵 | Iron and steel smelting device |
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