CN111795578B - Energy-saving environment-friendly oxygen-enriched side-blown smelting furnace and smelting process - Google Patents
Energy-saving environment-friendly oxygen-enriched side-blown smelting furnace and smelting process Download PDFInfo
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- CN111795578B CN111795578B CN202010712553.5A CN202010712553A CN111795578B CN 111795578 B CN111795578 B CN 111795578B CN 202010712553 A CN202010712553 A CN 202010712553A CN 111795578 B CN111795578 B CN 111795578B
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- 238000003723 Smelting Methods 0.000 title claims abstract description 69
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 239000001301 oxygen Substances 0.000 title claims abstract description 35
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000007789 gas Substances 0.000 claims abstract description 108
- 230000008093 supporting effect Effects 0.000 claims abstract description 94
- 230000001737 promoting effect Effects 0.000 claims abstract description 4
- 239000012768 molten material Substances 0.000 claims description 33
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 208000002352 blister Diseases 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 239000000155 melt Substances 0.000 abstract description 3
- 230000035484 reaction time Effects 0.000 abstract description 2
- 238000003756 stirring Methods 0.000 abstract description 2
- 230000033228 biological regulation Effects 0.000 description 6
- 239000011435 rock Substances 0.000 description 6
- 238000007664 blowing Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000001976 improved effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000010309 melting process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
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- 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
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/06—Forming or maintaining special atmospheres or vacuum within heating chambers
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- 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
- F27D19/00—Arrangements of controlling devices
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- 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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- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/14—Charging or discharging liquid or molten material
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- 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
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/02—Supplying steam, vapour, gases, or liquids
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- 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
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/06—Forming or maintaining special atmospheres or vacuum within heating chambers
- F27D2007/063—Special atmospheres, e.g. high pressure atmospheres
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- 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
- F27D19/00—Arrangements of controlling devices
- F27D2019/0028—Regulation
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- 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
- F27D2027/002—Gas stirring
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The invention provides an energy-saving environment-friendly oxygen-enriched side-blown smelting furnace and a smelting process, and the energy-saving environment-friendly oxygen-enriched side-blown smelting furnace comprises a smelting furnace for smelting, a supporting movable mechanism for supporting and moving the smelting furnace, and a stepped pressurizing circulating mechanism for promoting full reaction of oxygen and a solution, wherein the smelting furnace structurally comprises a furnace body, a furnace opening baffle body, an opening and a furnace mouth, the bottom of the furnace body is in a semicircular shape, and the energy-saving environment-friendly oxygen-enriched side-blown smelting furnace relates to. This energy-concerving and environment-protective type oxygen boosting side-blown smelting furnace exists according to current smelting furnace exhaust gauge height, special structure that can fully react melt and gas and make things convenient for the ejection of compact is designed to the problem that reaction time is long and ejection of compact operation is complicated to effectual solution general smelting furnace is difficult to abundant stirring melt and gas under the condition of bottom connection lifting hook, gas is difficult to abundant combining together with the melt in the inside of smelting furnace, and then causes the melt process energy consumption height, process time is long, the problem of inefficiency.
Description
Technical Field
The invention relates to the technical field of energy conservation and environmental protection, in particular to an energy-saving and environmental-protection oxygen-enriched side-blown smelting furnace and a smelting process.
Background
When metal is smelted, the existing smelting furnace is lifted from the bottom when the metal is poured, the safety of the mode is low, in the case of the mode, gas added in the smelting furnace is difficult to be fully stirred and combined with molten material to react, so that the processing efficiency is reduced, the existing blown-in gas mainly comprises side blowing and bottom blowing, no matter side blowing or bottom blowing, a large amount of gas can penetrate through solution to leak into the air to cause resource waste when being input, particularly, the addition of the air can lead nitrogen to take away a large amount of heat and cause pollution, oxygen-enriched side blowing can reduce pollution, however, the condition that the gas is not fully reacted to leak is difficult to avoid, the general smelting furnace is difficult to fully stir the molten material and the gas under the condition that a lifting hook is connected at the bottom end, the gas is difficult to be fully combined with the molten material in the smelting furnace, and further, the energy consumption of the melting process, long processing time and low efficiency, so an energy-saving and environment-friendly oxygen-enriched side-blown smelting furnace and a smelting process are needed.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an energy-saving and environment-friendly oxygen-enriched side-blown smelting furnace and a smelting process, and solves the problems that under the condition that the bottom end of a common smelting furnace is connected with a lifting hook, molten materials and gas are difficult to be fully stirred, and the gas is difficult to be fully combined with the molten materials in the smelting furnace, so that the energy consumption in the melting process is high, the processing time is long, and the efficiency is low.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an energy-concerving and environment-protective type oxygen boosting side-blown smelting furnace, includes the smelting furnace that is used for smelting, is used for supporting and moves the support movable mechanism of smelting furnace and is used for promoting the ladder pressure boost circulation mechanism that oxygen and solution fully reacted, the structure of smelting furnace includes furnace body, fire door baffle, uncovered and furnace mouth, the bottom of furnace body is half circular shape, the top fixedly connected with fire door baffle of furnace body, the upper end that fire door baffle was provided with uncovered, uncovered internal diameter is less than the internal diameter that fire door baffle bottom, the furnace mouth is seted up on the fire door baffle, the furnace mouth is located uncovered below, support movable mechanism sets up on the smelting furnace, ladder pressure boost circulation mechanism sets up the inside at the smelting furnace.
Preferably, support the lazy motion and include support ring body, supporting baseplate, support montant, the movable support body, back shaft, first electric telescopic handle and second electric telescopic handle, support ring body fixed connection on the surface of furnace body, the fixed surface of supporting baseplate is connected with the support montant, the fixed surface of supporting the montant is connected with the stiffener, the stiffener is kept away from the one end of supporting the montant and is connected with the fixed surface of supporting baseplate, the surface of supporting the montant is provided with the bearing, the inner circle fixedly connected with loose axle of bearing, the one end fixedly connected with activity ball of bearing is kept away from to the loose axle, the movable groove with activity ball looks adaptation is seted up on the surface of supporting ring body, the inside in activity groove is embedded into to the activity ball, the surface of activity ball and the inner wall sliding connection in activity groove.
Preferably, the sliding surface of supporting baseplate is connected with the sliding block, the fixed surface of sliding block installs first electric telescopic handle, the top of first electric telescopic handle and the lower fixed surface of activity supporter are connected, trapezoidal spout has been seted up on the surface of supporting baseplate, the lower fixed surface of sliding block is connected with trapezoidal slider, the surface of trapezoidal slider and the inner wall sliding connection of trapezoidal spout, the fixed surface of supporting baseplate is connected with the collateral branch fagging, the fixed surface of collateral branch fagging installs second electric telescopic handle, the top of second electric telescopic handle and the fixed surface of sliding block are connected.
Preferably, the back shaft is fixed to be set up on the furnace body, the back shaft is coaxial with the furnace body, the one end of back shaft is located the inside of furnace body, the other end of back shaft runs through the furnace body bottom and extends to the below of furnace body, the bottom fixedly connected with adjusting ball of back shaft, the regulation hole has been seted up on the surface of the movable support body, the plan view in regulation hole is circular form, the regulation hole diminishes from top to bottom between the internal diameter, the diameter of the inner diapire in regulation hole is the same with the diameter of adjusting ball.
Preferably, ladder pressure boost circulation mechanism includes closed chamber, a plurality of slope gas transmission hole, rotatory air guide plate, microbubble arc, arc pressure boost roof and gathers the gas tank, be provided with closed chamber between the inner wall of support ring body and the surface of furnace body, the gas-supply pipe has been cup jointed on the surface of support ring body, the slope gas transmission hole of a plurality of and closed chamber intercommunication is seted up on the surface of furnace body, the inner wall of slope gas transmission hole is the slope form, and the incline direction is the same, all inclines towards right side below along clockwise, the rotatory air guide plate of a plurality of fixed surface of back shaft, a plurality of rotatory air guide plate is the circumference with the center of back shaft and distributes as the centre of a circle, the surface of rotatory air guide plate is sunken form.
Preferably, microbubble arc fixed connection is on the back shaft, the tiny bleb hole of a plurality of has been seted up on the surface of microbubble arc, the surface fixed connection of microbubble arc has arc blade, the microbubble arc is located the top of rotatory air guide plate.
Preferably, arc pressure boost roof fixed connection is on the top of back shaft, the open internal diameter of diameter ratio of arc pressure boost roof is big, arc pressure boost roof is located the below of furnace mouth, arc pressure boost roof is located the top of microbubble arc, the lower surface of arc pressure boost roof and the equal fixedly connected with of lower surface of microbubble arc break gas point piece, gather the gas tank and set up the inside at the back shaft, it is coaxial with the back shaft to gather the gas tank, the air inlet has been seted up on the surface of back shaft, the inner top wall of arc pressure boost roof is being laminated to the one end of air inlet, the other end and the gas tank intercommunication of gathering of air inlet, the gas outlet has been seted up on the surface of back shaft, the inside fixedly connected with ball check valve of gas outlet, the gas outlet is located the below of rotatory air guide.
A smelting process of an energy-saving environment-friendly oxygen-enriched side-blown smelting furnace, which comprises the following steps,
s1: high-purity oxygen is input into the closed cavity through the gas transmission pipe, and the oxygen is blown into the furnace body through each inclined gas transmission hole to keep the positive pressure in the closed cavity;
s2: waste iron is placed in the furnace body, molten iron and molten materials are poured into the furnace body through the opening, and the molten materials cannot be higher than the top of the arc-shaped pressurizing top plate;
s3: starting the first electric telescopic rod to lift the movable support body upwards so that the adjusting ball enters the adjusting hole;
s4: starting a second electric telescopic rod to reciprocate back and forth to drive a sliding block to reciprocate back and forth, wherein the sliding block drives a smelting furnace to rock back and forth through the first electric telescopic rod, a movable support body and the second electric telescopic rod, gas blows a molten material and drives a rotary gas guide plate to rotate, the rotary gas guide plate drives a furnace body to randomly rock through a support shaft, oxygen is blown into the bottom to contact the rotary gas guide plate to ascend along the rotary gas guide plate and gather inside a micro-bubble arc plate, the gas is thinned by a bubble hole and is fully combined with the molten material, the ascending gas continuously enters the bottom of an arc pressurizing top plate, the gas gathered at the bottom of the arc pressurizing top plate is more and more gathered to form high pressure, the gas enters the gas gathering groove through a gas inlet, and then the top opening spherical check valve enters the bottom;
s5: during the ejection of compact, through first electric telescopic handle decline activity supporter, the regulation ball still keeps in the inside of adjusting the hole, then promotes the sliding block through second electric telescopic handle, and the sliding block promotes the smelting furnace through first electric telescopic handle, activity supporter and regulation hole and keeps the slope, and the melt is poured through the furnace mouth.
(III) advantageous effects
(1) According to the invention, the supporting movable mechanism is arranged, so that the smelting furnace can be inclined at any angle, the molten material can be poured conveniently, the gravity center of the smelting furnace is used for adjusting, compared with a lifting device, the energy consumption is low, the operation is convenient, the operation is safer and faster, the melting material can be shaken randomly without the limitation of the structure, the molten material can be shaken fully, the molten material and gas can be mixed fully, and the efficiency is improved.
(2) The stepped pressurizing circulation mechanism is arranged, so that the input gas can be guided and gradually crushed in the guiding process, the gas is fully refined and combined with the molten material, the gas which cannot be fully reacted can be gathered in a closed environment, the gas is promoted to circulate in the furnace body in a pressurizing mode, complete reaction is known, the utilization efficiency of the gas is fully exerted compared with the prior art, energy is saved, the environment is protected, and the processing efficiency is improved.
(3) When gas is input, the gas can blow and rotate the molten material along the trend, the rotation of the molten material is transmitted to the rotary gas guide plate and the arc-shaped blades through a special structure, the furnace body is driven to rotate, the furnace body is randomly shaken under the support of the spherical support structure, and therefore the gas and the molten material are fully shaken and combined, and the processing efficiency is improved.
(4) According to the invention, a special structure capable of fully reacting molten materials and gases and facilitating discharging is designed according to the problems of high exhaust amount, long reaction time and complex discharging operation of the existing smelting furnace, so that the problems that the molten materials and the gases are difficult to be fully stirred under the condition that the bottom end of the ordinary smelting furnace is connected with a lifting hook, and the gases are difficult to be fully combined with the molten materials in the smelting furnace, thereby causing high energy consumption, long processing time and low efficiency in the process of melting materials are effectively solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the structure of the melting furnace of the present invention;
FIG. 3 is a cross-sectional view of the support ring structure of the present invention;
FIG. 4 is a top view of a rotating airway plate structure according to the present invention.
The device comprises a smelting furnace 1, a furnace body 11, a furnace mouth baffle 12, an opening 13, a furnace mouth 14, a movable supporting mechanism 2, a supporting ring 21, a supporting bottom plate 22, a supporting vertical rod 23, a movable supporting body 24, a supporting shaft 25, a first electric telescopic rod 26, a second electric telescopic rod 27, a reinforcing rod 28, a movable shaft 29, a movable ball 210, a movable groove 211, a sliding block 212, a trapezoidal sliding groove 213, a trapezoidal sliding block 214, a lateral supporting plate 215, an adjusting ball 216, an adjusting hole 217, a 3-step pressurizing circulating mechanism, a closed cavity 31, an inclined gas transmission hole 32, a rotary gas guide plate 33, an arc-shaped plate 34, an arc-shaped pressurizing top plate 35, a gas collecting groove 36, a gas transmission pipe 37, a bubble hole 38, an arc-shaped blade 39, a gas breaking tip block 310, a gas inlet 311, a gas outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings 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.
As shown in fig. 1-4, an embodiment of the present invention provides an energy-saving and environment-friendly oxygen-enriched side-blown smelting furnace, including a smelting furnace 1 for performing smelting, a supporting moving mechanism 2 for supporting and moving the smelting furnace 1, and a stepped pressurizing circulating mechanism 3 for promoting sufficient reaction between oxygen and a solution, where the smelting furnace 1 includes a furnace body 11, a furnace mouth baffle 12, an opening 13, and a furnace mouth 14, the bottom of the furnace body 11 is in a semicircular shape, the top end of the furnace body 11 is fixedly connected with the furnace mouth baffle 12, the upper end of the furnace mouth baffle 12 is provided with the opening 13, the inner diameter of the opening 13 is smaller than the inner diameter of the bottom of the furnace mouth baffle 12, the furnace mouth 14 is opened on the furnace mouth baffle 12, the furnace mouth 14 is located below the opening 13, the supporting moving mechanism 2 is arranged on the smelting furnace 1, and the stepped pressurizing circulating mechanism 3 is arranged inside the.
The supporting movable mechanism 2 comprises a supporting ring body 21, a supporting base plate 22, a supporting vertical rod 23, a movable supporting body 24, a supporting shaft 25, a first electric telescopic rod 26 and a second electric telescopic rod 27, the supporting ring body is fixedly connected on the outer surface of the furnace body 11, the supporting vertical rod 23 is fixedly connected on the surface of the supporting base plate 22, a reinforcing rod 28 is fixedly connected on the surface of the supporting vertical rod 23, one end of the reinforcing rod 28, far away from the supporting vertical rod 23, is fixedly connected with the surface of the supporting base plate 22, a bearing is arranged on the surface of the supporting vertical rod 23, a movable shaft 29 is fixedly connected with an inner ring of the bearing, a movable ball 210 is fixedly connected on one end of the movable shaft 29, far away from the bearing, a movable groove 211 matched with the movable ball 210 is formed in the surface of the supporting ring body 21, the movable ball 210 is embedded into the movable groove 211, the surface of, the surface of the sliding block 212 is fixedly provided with a first electric telescopic rod 26, the top end of the first electric telescopic rod 26 is fixedly connected with the lower surface of the movable supporting body 24, the surface of the supporting base plate 22 is provided with a trapezoidal sliding groove 213, the lower surface of the sliding block 212 is fixedly connected with a trapezoidal sliding block 214, the surface of the trapezoidal sliding block 214 is slidably connected with the inner wall of the trapezoidal sliding groove 213, the surface of the supporting base plate 22 is fixedly connected with a side supporting plate 215, the surface of the side supporting plate 215 is fixedly provided with a second electric telescopic rod 27, the top end of the second electric telescopic rod 27 is fixedly connected with the surface of the sliding block 212, the supporting shaft 25 is fixedly arranged on the furnace body 11, the supporting shaft 25 is coaxial with the furnace body 11, one end of the supporting shaft 25 is positioned inside the furnace body 11, the other end of the supporting shaft 25 penetrates through the bottom of the furnace body 11 and, the top view of the adjustment hole 217 is circular, the inner diameter of the adjustment hole 217 becomes smaller from top to bottom, and the diameter of the inner bottom wall of the adjustment hole 217 is the same as that of the adjustment ball 216.
The stepped pressurizing circulation mechanism 3 comprises a closed cavity 31, a plurality of inclined air delivery holes 32, a rotary air guide plate 33, a micro-bubble arc plate 34, an arc pressurizing top plate 35 and an air gathering groove 36, wherein the closed cavity 31 is arranged between the inner wall of the supporting ring body 21 and the outer surface of the furnace body 11, the surface of the supporting ring body 21 is sleeved with an air delivery pipe 37, the surface of the furnace body 11 is provided with a plurality of inclined air delivery holes 32 communicated with the closed cavity 31, the inner walls of the inclined air delivery holes 32 are inclined and have the same inclination direction and are all inclined towards the lower right along the clockwise direction, the surface of the supporting shaft 25 is fixedly connected with a plurality of rotary air guide plates 33, the plurality of rotary air guide plates 33 are circumferentially distributed by taking the center of the supporting shaft 25 as the circle center, the surface of the rotary air guide plates 33 is sunken, the micro-bubble arc plate 34 is fixedly connected to the supporting shaft 25, the surface of, the outer surface of the micro-bubble arc plate 34 is fixedly connected with an arc-shaped blade 39, the micro-bubble arc plate 34 is positioned above the rotary air guide plate 33, the arc-shaped pressurizing top plate 35 is fixedly connected to the top end of the supporting shaft 25, the diameter of the arc-shaped pressurizing top plate 35 is larger than the inner diameter of the opening 13, the arc-shaped pressurizing top plate 35 is positioned below the furnace mouth 14, the arc-shaped pressurizing top plate 35 is positioned above the micro-bubble arc plate 34, the lower surface of the arc-shaped pressurizing top plate 35 and the lower surface of the micro-bubble arc plate 34 are both fixedly connected with an air breaking tip block 310, the air gathering groove 36 is arranged inside the supporting shaft 25, the air gathering groove 36 is coaxial with the supporting shaft 25, the surface of the supporting shaft 25 is provided with an air inlet 311, one end of the air inlet 311 is attached to the inner top wall of the arc-shaped pressurizing top plate, the air outlet 312 is located below the rotary air guide plate 33.
When the device is used, a power supply is connected, high-purity oxygen is input into the closed cavity 31 through the air conveying pipe 37, the oxygen is blown into the furnace body 11 through each inclined air conveying hole 32, positive pressure in the closed cavity 31 is kept, scrap iron is placed in the furnace body 11, molten iron and molten material are poured into the furnace body 11 through the opening 13, the molten material cannot exceed the top of the arc-shaped pressurizing top plate 35, then the first electric telescopic rod 26 is started to lift the movable support body 24 upwards, so that the adjusting ball 216 enters the adjusting hole 217, then the second electric telescopic rod 27 is started to reciprocate to drive the sliding block 212 to reciprocate, the sliding block 212 drives the smelting furnace 1 to rock back and forth through the first electric telescopic rod 26, the movable support body 24 and the second electric telescopic rod 27, air blows the molten material and drives the rotary air guide plate 33 to rotate, the rotary air guide plate 33 drives the furnace body 11 to randomly rock through the support shaft, oxygen is blown into the bottom and contacts with the rotating gas guide plate 33, rises along the rotating gas guide plate 33 and is gathered in the micro-bubble arc plate 34, the gas is thinned by the bubble holes 38, the gas is fully combined with the molten material, the rising gas continues to enter the bottom of the arc-shaped pressurizing top plate 35, the gas gathering at the bottom of the arc-shaped pressurizing top plate 35 is increasingly high-pressure, the gas enters the gas gathering groove 36 through the gas inlet 311, then the top-open ball check valve 313 enters the bottom of the furnace body 11 through the air outlet 312 for recycling, when the material needs to be discharged, by lowering the movable supporting body 24 through the first electric telescopic rod 26, the adjusting ball 216 is still kept inside the adjusting hole 217, the sliding block 212 is then pushed by the second telescopic electric rod 27, the sliding block 212 pushes the melting furnace 1 to keep tilting by the first telescopic electric rod 26, the movable support 24 and the adjustment hole 217, and the melting material is poured out through the furnace mouth 14.
The embodiment also provides a smelting process of the energy-saving and environment-friendly oxygen-enriched side-blown smelting furnace, which comprises the following steps,
s1: high-purity oxygen is input into the closed cavity 31 through the gas transmission pipe 37, and the oxygen is blown into the furnace body 11 through each inclined gas transmission hole 32 to keep the positive pressure in the closed cavity 31;
s2: placing scrap iron in the furnace body 11, pouring molten iron and molten material into the furnace body 11 through the opening 13, wherein the molten material cannot be higher than the top of the arc-shaped pressurizing top plate 35;
s3: starting the first electric telescopic rod 26 to lift the movable supporting body 24 upwards, so that the adjusting ball 216 enters the inside of the adjusting hole 217;
s4: the second electric telescopic rod 27 is started to reciprocate to drive the sliding block 212 to reciprocate, the sliding block 212 drives the smelting furnace 1 to rock back and forth through the first electric telescopic rod 26, the movable supporting body 24 and the second electric telescopic rod 27, gas blows molten materials and drives the rotary gas guide plate 33 to rotate, the rotary gas guide plate 33 drives the furnace body 11 to randomly rock through the supporting shaft 25, oxygen is blown into the bottom of the furnace body to contact the rotary gas guide plate 33, the rotary gas guide plate 33 rises along the rotary gas guide plate 33 and gathers in the micro-bubble arc plate 34, and the gas is refined through the bubble holes 38, the gas is fully combined with the molten material, the rising gas continues to enter the bottom of the arc-shaped pressurizing top plate 35, the gas gathering at the bottom of the arc-shaped pressurizing top plate 35 is increasingly high-pressure, the gas enters the gas gathering groove 36 through the gas inlet 311, then the ball-shaped check valve 313 is jacked open to enter the bottom of the furnace body 11 through the air outlet 312 for recycling;
s5: during discharging, the movable support 24 is descended through the first electric telescopic rod 26, the adjusting ball 216 still remains inside the adjusting hole 217, then the sliding block 212 is pushed through the second electric telescopic rod 27, the sliding block 212 pushes the smelting furnace 1 to keep inclining through the first electric telescopic rod 26, the movable support 24 and the adjusting hole 217, and the molten material is poured out through the furnace mouth 14.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (5)
1. The utility model provides an energy-concerving and environment-protective type oxygen boosting side-blown smelting furnace, is used for carrying out smelting furnace (1) smelted, is used for supporting and movable smelting furnace (1) support movable mechanism (2) and is used for promoting ladder pressure boost circulation mechanism (3) that oxygen and solution fully reacted which characterized in that: the structure of the smelting furnace (1) comprises a furnace body (11), a furnace mouth baffle body (12), an opening (13) and a furnace mouth (14), wherein the bottom of the furnace body (11) is in a semicircular shape, the top end of the furnace body (11) is fixedly connected with the furnace mouth baffle body (12), the upper end of the furnace mouth baffle body (12) is provided with the opening (13), the inner diameter of the opening (13) is smaller than that of the bottom of the furnace mouth baffle body (12), the furnace mouth (14) is arranged on the furnace mouth baffle body (12), the furnace mouth (14) is positioned below the opening (13), and the supporting movable mechanism (2) is arranged on the smelting furnace (1); the supporting movable mechanism (2) comprises a supporting ring body (21), a supporting bottom plate (22), a supporting vertical rod (23), a movable supporting body (24), a supporting shaft (25), a first electric telescopic rod (26) and a second electric telescopic rod (27), wherein the supporting ring body is fixedly connected to the outer surface of the furnace body (11), the supporting vertical rod (23) is fixedly connected to the surface of the supporting bottom plate (22), a reinforcing rod (28) is fixedly connected to the surface of the supporting vertical rod (23), one end, away from the supporting vertical rod (23), of the reinforcing rod (28) is fixedly connected to the surface of the supporting bottom plate (22), a bearing is arranged on the surface of the supporting vertical rod (23), a movable shaft (29) is fixedly connected to the inner ring of the bearing, one end, away from the bearing, of the movable shaft (29) is fixedly connected with a movable ball (210), a movable groove (211) matched with the movable ball (210) is formed in the, the movable ball (210) is embedded into the movable groove (211), and the surface of the movable ball (210) is in sliding connection with the inner wall of the movable groove (211); the supporting shaft (25) is fixedly arranged on the furnace body (11), the supporting shaft (25) is coaxial with the furnace body (11), one end of the supporting shaft (25) is located inside the furnace body (11), the other end of the supporting shaft (25) penetrates through the bottom of the furnace body (11) and extends to the lower side of the furnace body (11), an adjusting ball (216) is fixedly connected to the bottom end of the supporting shaft (25), an adjusting hole (217) is formed in the surface of the movable supporting body (24), the top view of the adjusting hole (217) is circular, the inner diameter of the adjusting hole (217) decreases from top to bottom, and the diameter of the inner bottom wall of the adjusting hole (217) is the same as that of the adjusting ball (216); the step pressurizing circulation mechanism (3) is arranged inside the smelting furnace (1), the step pressurizing circulation mechanism (3) comprises a closed cavity (31), a plurality of inclined gas transmission holes (32), a rotary gas guide plate (33), a micro-bubble arc plate (34), an arc pressurizing top plate (35) and a gas gathering groove (36), the closed cavity (31) is arranged between the inner wall of the supporting ring body (21) and the outer surface of the furnace body (11), the gas transmission pipe (37) is sleeved on the surface of the supporting ring body (21), the inclined gas transmission holes (32) communicated with the closed cavity (31) are formed in the surface of the furnace body (11), the inner walls of the inclined gas transmission holes (32) are inclined, the inclined directions are the same, the inclined gas transmission holes are inclined towards the lower right clockwise, the surface of the supporting shaft (25) is fixedly connected with the plurality of rotary gas guide plates (33), and the plurality of rotary gas guide plates (33) are distributed in a circle around the center of the supporting shaft (25), the surface of the rotary air guide plate (33) is concave.
2. The energy-saving and environment-friendly oxygen-enriched side-blown smelting furnace according to claim 1, is characterized in that: the utility model discloses a supporting base plate (22) and its preparation method, including supporting base plate (22), the fixed surface of sliding block (212) is connected with sliding block (212), the fixed surface of sliding block (212) installs first electric telescopic handle (26), the top of first electric telescopic handle (26) is connected with the lower fixed surface of activity supporter (24), trapezoidal spout (213) have been seted up on the surface of supporting base plate (22), the lower fixed surface of sliding block (212) is connected with trapezoidal slider (214), the surface of trapezoidal slider (214) and the inner wall sliding connection of trapezoidal spout (213), the fixed surface of supporting base plate (22) is connected with collateral branch fagging (215), the fixed surface of collateral branch fagging (215) installs second electric telescopic handle (27), the top of second electric telescopic handle (27) and the fixed surface of sliding block (212) are connected.
3. The energy-saving and environment-friendly oxygen-enriched side-blown smelting furnace according to claim 2, is characterized in that: microbubble arc (34) fixed connection is on back shaft (25), tiny bleb hole (38) of a plurality of have been seted up on the surface of microbubble arc (34), the outer fixed surface of microbubble arc (34) is connected with arc blade (39), microbubble arc (34) are located the top of rotatory air guide plate (33).
4. An energy-saving and environment-friendly oxygen-enriched side-blown smelting furnace according to claim 3, characterized in that: arc pressure boost roof (35) fixed connection is on the top of back shaft (25), the internal diameter of the uncovered (13) of diameter ratio of arc pressure boost roof (35) is big, arc pressure boost roof (35) are located the below of stove mouth (14), arc pressure boost roof (35) are located the top of microbubble arc (34), the lower surface of arc pressure boost roof (35) and the equal fixedly connected with of lower surface of microbubble arc (34) break gas sharp piece (310), gather gas groove (36) and set up in the inside of back shaft (25), it is coaxial with back shaft (25) to gather gas groove (36), air inlet (311) have been seted up on the surface of back shaft (25), the interior roof of arc pressure boost roof (35) is being laminated to the one end of air inlet (311), the other end and the gas groove (36) intercommunication of air inlet (311), gas outlet (312) have been seted up on the surface of back shaft (25), the inside fixedly connected with ball check valve (313) of gas outlet (312), gas outlet (312) are located the below of rotatory air deflector (33).
5. A smelting process of the energy-saving environment-friendly oxygen-enriched side-blown smelting furnace according to claim 4, which is characterized in that: comprises the following steps of (a) carrying out,
s1: high-purity oxygen is input into the closed cavity (31) through a gas transmission pipe (37), and the oxygen is blown into the furnace body (11) through each inclined gas transmission hole (32) to keep the positive pressure in the closed cavity (31);
s2: waste iron is placed in the furnace body (11), molten iron and molten materials are poured into the furnace body (11) through the opening (13), and the molten materials cannot be higher than the top of the arc-shaped pressurizing top plate (35);
s3: starting the first electric telescopic rod (26), and lifting the movable supporting body (24) upwards to enable the adjusting ball (216) to enter the adjusting hole (217);
s4: the second electric telescopic rod (27) is started to reciprocate back and forth to drive the sliding block (212) to reciprocate back and forth, the sliding block (212) drives the smelting furnace (1) to shake back and forth through the first electric telescopic rod (26), the movable supporting body (24) and the second electric telescopic rod (27), gas blows molten materials and drives the rotary gas guide plate (33) to rotate, the rotary gas guide plate (33) drives the furnace body (11) to randomly shake through the supporting shaft (25), oxygen is blown into the bottom to contact the rotary gas guide plate (33) and rises along the rotary gas guide plate (33) to be gathered inside the micro-bubble arc-shaped plate (34), gas is thinned through the bubble holes (38) and is combined with sufficient molten materials, the rising gas continues to enter the bottom of the arc-shaped pressurizing top plate (35), more and more gas gathering at the bottom of the arc-shaped pressurizing top plate (35) can form high pressure, and the gas enters the gas gathering groove (36) through the gas inlet, then the top opening ball check valve (313) enters the bottom of the furnace body (11) through the air outlet (312) for recycling;
s5: during the discharging, the movable supporting body (24) descends through the first electric telescopic rod (26), the adjusting ball (216) is still kept inside the adjusting hole (217), then the sliding block (212) is pushed through the second electric telescopic rod (27), the sliding block (212) pushes the smelting furnace (1) to keep inclined through the first electric telescopic rod (26), the movable supporting body (24) and the adjusting hole (217), and the molten material is poured out through the furnace mouth (14).
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