CN112985071B - Aluminum silicon carbide carbon refractory material for steel smelting - Google Patents

Aluminum silicon carbide carbon refractory material for steel smelting Download PDF

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Publication number
CN112985071B
CN112985071B CN202110263447.8A CN202110263447A CN112985071B CN 112985071 B CN112985071 B CN 112985071B CN 202110263447 A CN202110263447 A CN 202110263447A CN 112985071 B CN112985071 B CN 112985071B
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rotating
plate
rod
lifting
work box
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CN112985071A (en
Inventor
吴珂
王周福
刘浩
吴钦合
石义明
韩卫东
吴修龙
张波
吴茂霞
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Shandong Jiulong New Material Co ltd
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Shandong Jiulong New Material Co ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00Casings; Linings; Walls; Roofs
    • F27D1/04Casings; Linings; Walls; Roofs characterised by the form, e.g. shape of the bricks or blocks used
    • F27D1/06Composite bricks or blocks, e.g. panels, modules
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28Manufacture of steel in the converter
    • C21C5/42Constructional features of converters
    • C21C5/44Refractory linings
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)

Abstract

The invention discloses an aluminum silicon carbide carbon refractory material for steel smelting, which comprises a base, wherein the top end of the base is fixedly connected with a rotating work box, the inner wall of the rotating work box is fixedly connected with a first motor, the output end of the first motor is provided with a rotating rod, and one end of the rotating rod, which is far away from the first motor, is slidably connected with a rotating orifice plate which is screwed with the inner wall of the rotating work box.

Description

Aluminum silicon carbide carbon refractory material for steel smelting
Technical Field
The invention relates to the technical field of steel smelting, in particular to an aluminum silicon carbide carbon refractory material for steel smelting.
Background
Iron and steel smelting is a general term of steel and iron metallurgical process, iron produced in industry is divided into pig iron (the carbon content is more than 2%) and steel (the carbon content is less than 2%) according to the carbon content, most of modern iron making adopts blast furnace iron making, direct reduction iron making method and electric furnace iron making method are adopted respectively, and steel making mainly takes the pig iron smelted by the blast furnace, sponge iron smelted by the direct reduction iron making method and waste steel as raw materials and is smelted into steel by different methods. The basic production process is that iron ore is smelted into pig iron in an iron-smelting furnace, then the pig iron is used as raw material, and is smelted into steel by different methods, and then the steel is cast into steel ingots or continuous casting billets, and in the process of smelting steel, the steel needs to be treated at high temperature, so that refractory materials are often used.
However, the existing converter with refractory material for steel smelting has the problem that automatic steel-making operation cannot be carried out in the process of producing steel, and people's requirements cannot be met, so that an aluminum silicon carbide carbon refractory material for steel smelting is provided.
Disclosure of Invention
The invention aims to provide an aluminum silicon carbide carbon refractory material for steel smelting, which solves the problem that the automatic steel-making operation cannot be carried out in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an aluminium carborundum carbonaceous refractory material for iron and steel smelting, the on-line screen storage device comprises a base, the top fixedly connected with of base rotates the work box, and rotates the first motor of inner wall fixedly connected with of work box, the dwang is installed to the output of first motor, and the dwang keeps away from the one end sliding connection of first motor and rotates the rotation orifice plate that the work box inner wall connects soon, rotate the orifice plate and seted up first spout with the position of being connected of dwang, the one end that first spout was kept away from to the rotation orifice plate has connect the rotary rod soon, and the one end that the rotary rod kept away from the rotation orifice plate has connect the pivot soon, the one end that the rotary rod was kept away from in the pivot is located the outside of rotating the work box and has connect the converter soon, and the inside of converter is provided with fire-resistant inside lining, the top fixedly connected with lift work box of rotation work box, and the outer wall welding of lift work box has the backup pad, the bottom edge fixed mounting of backup pad has the material adding work box.
Preferably, the rotation orifice plate passes through the dwang and rotates and constitute revolution mechanic between the work box, and the turned angle who rotates the orifice plate is 135, the length of rotation pole is 0.7 times of the longest length of the rotation centre of a circle of rotation orifice plate to first spout, and the rotation centre of a circle of rotation orifice plate to the distance of dwang be the twice of the distance of the rotation centre of a circle to the rotation pole of rotation orifice plate.
Preferably, the rotary rod through rotate the orifice plate with rotate between the work box constitute revolution mechanic, and the turned angle of rotary rod is 135, the rotation centre of a circle of rotary rod is coaxial with the rotation centre of a circle of rotating the orifice plate, the composition of refractory lining is the carbonaceous material of aluminium carborundum.
Preferably, the lifting work box comprises a pneumatic push rod, a push plate, a rotating connecting plate, a second chute, a first lifting rotating rod, a moving block, a moving groove, a moving column, a second lifting rotating rod, a lifting plate, a fixed plate, an oxygen rod and an oxygen nozzle, the pneumatic push rod is fixedly connected to the inner wall of the lifting work box, the push plate is installed at the output end of the pneumatic push rod, the rotating connecting plate is connected to the top end of the push plate in a sliding mode and is connected with the inner wall of the lifting work box in a rotating mode, the second chute is formed in the connecting portion of the rotating connecting plate and the push plate, the first lifting rotating rod is connected to one end, away from the second chute, of the rotating connecting plate in a rotating mode, the moving block is connected to the top end of the first lifting rotating rod in a rotating mode, the moving groove is connected to the outer wall of the moving block in a sliding mode and is fixed to the inner wall of the lifting work box, the moving column fixedly connected to the moving block penetrates through the moving groove, the top end of the moving column is connected to the second lifting rotating rod, the lifting rotating rod is connected to the lifting rotating plate, the oxygen rod penetrates through the fixed plate, and the oxygen nozzle is installed at the bottom end of the fixed plate.
Preferably, the rotating connecting plate forms a rotating structure through the space between the pushing plate and the lifting working box, the rotating angle of the rotating connecting plate is 120 degrees, and the moving height of the pushing plate is 1.7 times of the length of the second sliding groove.
Preferably, the length of the first lifting rotating rod is parallel to and equal to that of the second lifting rotating rod, the moving column is parallel to the lifting plate, the moving block forms a sliding structure with the moving groove through the first lifting rotating rod, and the sliding length of the moving block is half of the lifting length of the lifting plate.
Preferably, the lifter plate is connected with the fixed plate as an integrated body, the central axis of the lifter plate is perpendicular to the central axis of the fixed plate, the lifter plate is parallel to the oxygen rod, and the outer wall of the oxygen rod is provided with a heat insulation layer.
Preferably, add the material work box and include the second motor, the board is changeed in the upset, the connecting rod rotates, upset connecting plate, third spout and add the material frame, add the material work box outer wall and install the second motor, and the output of second motor installs the upset and changes the board, the one end that the second motor was kept away from to the upset commentaries on classics board is located and adds the material work box outer wall and has connect the rotation connecting rod soon, the one end sliding connection that the board was changeed in the upset of rotating is kept away from to the rotation connecting rod has the upset connecting plate that is located to add the material work box outer wall and connects soon, and the third spout has been seted up with the position of being connected of rotation connecting rod to the upset connecting plate, one side outer wall fixedly connected with of upset connecting plate adds the material frame.
Preferably, the rotation connecting rod is through the upset commentaries on classics board and add and constitute swing structure between the material work box, and the swing angle that rotates the connecting rod is 30, the upset is changeed the one end of keeping away from the second motor of board and is located the mid point that rotates the connecting rod, the upset connecting plate is through rotating the connecting rod and adding and constitute swing structure between the material work box, and the swing angle of upset connecting plate is 60.
Compared with the prior art, the invention has the beneficial effects that:
1. this a steel is aluminium carborundum carbonaceous refractory material for smelting, rotate the orifice plate through the setting, first motor rotates and drives the dwang and rotate, the dwang drives through first spout and rotates the orifice plate and rotate, the turned angle who rotates the orifice plate is 135, and the length of the dwang is 0.7 times of the longest length in the first spout to the rotation centre of a circle that rotates the orifice plate, it passes through the converter rotation that the rotary rod drove the pivot other end to rotate the orifice plate, and the rotation centre of a circle of rotation centre of a circle to the dwang of rotation orifice plate is the twice of the distance of the rotation centre of a circle to the rotary rod of rotation orifice plate, realize adding material and unloading operation to the automation of converter.
2. This a steel is smelted and is used aluminium carborundum carbonaceous refractory material, even board through setting up the rotation, pneumatic push rod work drives the slurcam motion, the slurcam drives through the second spout and rotates even board rotation, the turned angle who rotates even board is 120, and the slurcam motion height is 1.7 times of second spout length, it drives first lift bull stick rotation to rotate even board, and the length of first lift bull stick is parallel and equal with the length of second lift bull stick, constitute parallelogram between through first lift bull stick and the second lift bull stick, realize the lift operation of lifter plate.
3. This aluminium carborundum carbon matter refractory material for iron and steel smelting, through setting up the removal post, first lift bull stick rotates and drives the movable block and slides along the motion groove, and the movable block drives the rotation of second lift bull stick through removing the post, and the second goes up and down the bull stick and drives the lifter and do elevating movement, and removes the post and be parallel to each other with the lifter to the slip length of movable block is half of lifter lift length, and the lifter drives the oxygen stick motion through the fixed plate, realizes the automatic rising operation of oxygen stick.
4. This a steel is smelted and is used aluminium carborundum carbon matter refractory material, through setting up the rotation connecting rod, the second motor rotates and drives the upset commentaries on classics board and rotate, the upset commentaries on classics board drives the rotation connecting rod and rotates, the swing angle of rotation connecting rod is 30, and the one end of keeping away from the second motor of upset commentaries on classics board is located the mid point of rotation connecting rod, the rotation connecting rod drives the upset connecting plate through the third spout and rotates, the swing angle of upset connecting plate is 60, the upset connecting plate drives and adds the material frame and carries out automatic feeding operation to the converter.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of a rotary work box according to the present invention;
FIG. 3 is a schematic view of the structure of the lifting work box of the present invention;
FIG. 4 is a schematic view of the structure of the feeding work box of the present invention;
fig. 5 is a schematic view of a connecting structure of a rotating link according to the present invention.
In the figure: 1. a base; 2. rotating the work box; 3. a first motor; 4. rotating the rod; 5. rotating the orifice plate; 6. a first chute; 7. rotating the rod; 8. a rotating shaft; 9. a converter; 10. a refractory lining; 11. lifting the work box; 1101. a pneumatic push rod; 1102. a push plate; 1103. rotating the connecting plate; 1104. a second chute; 1105. a first lifting rotating rod; 1106. a moving block; 1107. a motion groove; 1108. moving the column; 1109. a second lifting rotating rod; 1110. a lifting plate; 1111. a fixing plate; 1112. an oxygen rod; 1113. an oxygen nozzle; 12. a support plate; 13. a feeding work box; 1301. a second motor; 1302. turning over the rotating plate; 1303. rotating the connecting rod; 1304. turning over the connecting plate; 1305. a third chute; 1306. and (4) adding the material frame.
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 to 5, in the embodiment of the present invention, an aluminum silicon carbide carbon refractory material for steel smelting includes a base 1, a rotating work box 2 is fixedly connected to a top end of the base 1, a first motor 3 is fixedly connected to an inner wall of the rotating work box 2, a rotating rod 4 is installed at an output end of the first motor 3, a rotating orifice plate 5 rotatably connected to an inner wall of the rotating work box 2 is slidably connected to an end of the rotating rod 4 away from the first motor 3, a first sliding groove 6 is formed at a connection portion of the rotating orifice plate 5 and the rotating rod 4, a rotating rod 7 is rotatably connected to an end of the rotating orifice plate 5 away from the first sliding groove 6, the rotating orifice plate 5 forms a rotating structure with the rotating work box 2 through the rotating rod 4, a rotating angle of the rotating orifice plate 5 is 135 °, a length of the rotating rod 4 is 0.7 times a longest length from the first sliding groove 6 to a rotating center of the rotating orifice plate 5, and the distance from the rotating center of the rotating pore plate 5 to the rotating rod 4 is twice the distance from the rotating center of the rotating pore plate 5 to the rotating rod 7, the rotating rod 7 is driven to rotate by driving the rotating pore plate 5, the rotating rod 7 drives the converter 9 to rotate through the rotating shaft 8, the rotating shaft 8 is screwed at one end of the rotating rod 7 far away from the rotating pore plate 5, the converter 9 is screwed at one end of the rotating shaft 8 far away from the rotating rod 7, which is positioned outside the rotating work box 2, the inside of the converter 9 is provided with a refractory lining 10, the rotating rod 7 forms a rotating structure with the rotating work box 2 through the rotating pore plate 5, the rotating angle of the rotating rod 7 is 135 degrees, the rotating center of the rotating rod 7 is coaxial with the rotating center of the rotating pore plate 5, the refractory lining 10 is made of aluminum silicon carbide carbon, the accurate rotation of the rotating rod 7 is realized, and the accurate rotation of the converter 9 is convenient for adding and blanking operations, the top end of the rotating work box 2 is fixedly connected with a lifting work box 11, the lifting work box 11 comprises a pneumatic push rod 1101, a push plate 1102, a rotating connecting plate 1103, a second sliding groove 1104, a first lifting rotating rod 1105, a moving block 1106, a moving groove 1107, a moving column 1108, a second lifting rotating rod 1109, a lifting plate 1110, a fixing plate 1111, an oxygen rod 1112 and an oxygen nozzle 1113, the inner wall of the lifting work box 11 is fixedly connected with the pneumatic push rod 1101, the output end of the pneumatic push rod 1101 is provided with the push plate 1102, the top end of the push plate 1102 is slidably connected with the rotating connecting plate 1103 screwed with the inner wall of the lifting work box 11, the connecting part of the rotating connecting plate 1103 and the push plate 1102 is provided with the second sliding groove 1104, the rotating connecting plate 1103 forms a rotating structure through the push plate 1102 and the lifting work box 11, the rotating angle of the rotating connecting plate 1103 is 120 degrees, the moving height of the push plate is 1.7 times of the length of the second sliding connecting groove 1104, the rotating connecting plate 1103 is accurately controlled by the swinging angle of the rotating connecting plate, the rotating connecting plate 1103, the moving rod 1105 is connected with the lifting rotating rod 1109, the lifting rotating rod 1108, the lifting rotating rod 1109, the lifting rotating rod 1105 is connected with the lifting rotating rod 1108, the lifting rotating rod 1109, the lifting rotating structure, the lifting rotating rod 1105 is connected with the lifting rotating rod 1108, the lifting rotating rod 1105, the sliding length of the moving block 1106 is half of the lifting length of the lifting plate 1110, a parallelogram is formed between the first lifting rotating rod 1105 and the second lifting rotating rod 1109, so that the lifting operation of the lifting plate 1110 is realized, the bottom end side wall of the lifting plate 1110 is welded with the fixing plate 1111, the oxygen rod 1112 penetrates through the fixing plate 1111, the lifting plate 1110 and the fixing plate 1111 are integrally connected, the central axis of the lifting plate 1110 is perpendicular to the central axis of the fixing plate 1111, the lifting plate 1110 is parallel to the oxygen rod 1112, the outer wall of the oxygen rod 1112 is provided with a heat insulation layer, the lifting plate 1110 drives the oxygen rod 1112 to move, so that the high pressure oxygen operation is provided during steel smelting, the oxygen nozzle 1113 is installed at the bottom end of the oxygen rod 1112, the lifting operation of the oxygen rod 1112 is realized by arranging the lifting work box 11, and the carbon content of steel is reduced by the high pressure oxygen, and the outer wall of the lifting work box 11 is welded with a support plate 12, the bottom end edge of the support plate 12 is fixedly provided with a feeding work box 13, the feeding work box 13 comprises a second motor 1301, a turning rotating plate 1302, a rotating connecting rod 1303, a turning connecting plate 1304, a third chute 1305 and a feeding frame 1306, the outer wall of the feeding work box 13 is provided with the second motor 1301, the output end of the second motor 1301 is provided with the turning rotating plate 1302, one end of the turning rotating plate 1302, far away from the second motor 1301, is positioned on the outer wall of the feeding work box 13 and is screwed with a rotating connecting rod 1303, one end of the rotating connecting rod 1303, far away from the turning rotating plate 1302, is slidably connected with a turning connecting plate 1304, which is screwed with the outer wall of the feeding work box 13, the connecting part of the turning connecting plate 1304 and the rotating connecting rod 1303 is provided with the third chute 1305, the rotating connecting rod forms a swinging structure with the feeding work box 13 through the turning rotating plate 1302, and the swinging angle of the rotating connecting rod 1303 is 30 degrees, the one end of the board 1302 is changeed in the upset that keeps away from second motor 1301 is located the mid point of rotation connecting rod 1303, the upset connecting plate 1304 passes through rotation connecting rod 1303 and constitutes swing structure between the work box 13 of adding material, and the swing angle of upset connecting plate 1304 is 60, drive the motion of upset connecting plate 1304 through rotation connecting rod 1303, the realization is to the automatic swing operation of adding material frame 1306, one side outer wall fixedly connected with of upset connecting plate 1304 adds material frame 1306, through setting up the work box 13 of adding material, the realization is to automatic material operation of adding when smelting of steel.
The working principle of the invention is as follows: the aluminum silicon carbide carbon refractory material for steel smelting is characterized in that when the aluminum silicon carbide carbon refractory material is used, firstly, a converter 9 is rotated, in a rotating work box 2, a first motor 3 rotates to drive a rotating rod 4 to rotate, the rotating rod 4 drives a rotating hole plate 5 to rotate through a first chute 6, the rotating angle of the rotating hole plate 5 is 135 degrees, the rotating hole plate 5 drives the converter 9 at the other end of a rotating shaft 8 to rotate through a rotating rod 7, the rotating furnace 9 is controlled to rotate, the inner wall of the converter 1107 9 is provided with a fireproof lining 10 containing aluminum silicon carbide, then molten steel is poured into the converter 9, then, the material is added, in a material adding work box 13, a second motor 1301 rotates to drive an overturning rotating plate to rotate, the overturning rotating plate 1302 drives a rotating connecting rod 1303 to rotate, the swinging angle of the rotating connecting rod is 30 degrees, the rotating connecting rod 1103 drives an overturning connecting plate 1304 to rotate through a third chute 1305, the swinging angle of the overturning connecting plate 1304 is 60 degrees, the overturning connecting plate 1304 drives a material adding frame 1306 to automatically add material to the 9, then, the operation is carried out on the steel smelting, then, in the operation, in a lifting work box 11, a push rod 1103 drives a lifting rod 1101101 to rotate through a lifting rod 1109, a lifting rod 11011, a lifting rod 1112 which drives a lifting rod 1109 to rotate through a lifting rod 1109, and lifting rod 1112, the lifting rod 1109, and lifting rod can drive a lifting rod 1106 to move, and moving rod 1106, a lifting rod 1104 to move through a lifting rod 1113, and (5) performing feeding operation on the converter 9 by matching with the feeding frame 1306 until steel meeting the specification is smelted, and finishing the automatic smelting operation of the steel.
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 (5)

1. A steel smelting device with an aluminum silicon carbide carbon refractory material lining comprises a base (1) and is characterized in that: the rotary furnace is characterized in that a rotary work box (2) is fixedly connected to the top end of the base (1), a first motor (3) is fixedly connected to the inner wall of the rotary work box (2), a rotary rod (4) is installed at the output end of the first motor (3), one end, away from the first motor (3), of the rotary rod (4) is slidably connected with a rotary pore plate (5) in rotary connection with the inner wall of the rotary work box (2), a first sliding groove (6) is formed in the connecting portion of the rotary pore plate (5) and the rotary rod (4), a rotary rod (7) is rotatably connected to one end, away from the first sliding groove (6), of the rotary pore plate (5), one end, away from the rotary pore plate (5), of the rotary rod (7) is rotatably connected with a rotary shaft (8), one end, away from the rotary rod (7), of the rotary shaft (8) is located outside the rotary work box (2) and is rotatably connected with a converter (9), a fireproof lining (10) is arranged inside of the converter (9), a lifting work box (11) is fixedly connected to the top end of the rotary work box (2), an outer wall supporting plate (12) is fixedly welded with a material adding plate (13);
the rotating orifice plate (5) forms a rotating structure with the rotating work box (2) through the rotating rod (4), the rotating angle of the rotating orifice plate (5) is 135 degrees, the length of the rotating rod (4) is 0.7 times of the longest length from the first sliding groove (6) to the rotating circle center of the rotating orifice plate (5), and the distance from the rotating circle center of the rotating orifice plate (5) to the rotating rod (4) is twice of the distance from the rotating circle center of the rotating orifice plate (5) to the rotating rod (7);
the rotating rod (7) and the rotating working box (2) form a rotating structure through the rotating pore plate (5), the rotating angle of the rotating rod (7) is 135 degrees, the rotating circle center of the rotating rod (7) is coaxial with that of the rotating pore plate (5), and the refractory lining (10) is made of aluminum silicon carbide carbon materials;
the lifting working box (11) comprises a pneumatic push rod (1101), a push plate (1102), a rotating connecting plate (1103), a second sliding groove (1104), a first lifting rotating rod (1105), a moving block (1106), a moving groove (1107), a moving column (1108), a second lifting rotating rod (1109), a lifting plate (1110), a fixing plate (1111), an oxygen rod (1112) and an oxygen nozzle (1113), wherein the inner wall of the lifting working box (11) is fixedly connected with the pneumatic push rod (1101), the push plate (1102) is installed at the output end of the pneumatic push rod (1101), the top end of the push plate (1102) is connected with the rotating connecting plate (1103) which is screwed with the inner wall of the lifting working box (11), the second sliding groove (1107) is formed in the connecting part of the rotating connecting plate (1103) and the push plate (1102), the first lifting rotating rod (1105) is screwed at one end of the rotating connecting plate (1103) far away from the second sliding groove (1104), the top end of the first lifting rotating connecting rod (1105) is connected with the moving block (1105) in a screwed manner, the outer wall of the moving block (1107) is connected with the fixed moving column (1106), and the moving rod (1108) of the lifting working box (1109) is connected with the moving rod (1108), one end, far away from the moving column (1108), of the second lifting rotating rod (1109) is screwed with a lifting plate (1110) screwed with the bottom end of the first lifting rotating rod (1105), a fixing plate (1111) is welded on the side wall of the bottom end of the lifting plate (1110), an oxygen rod (1112) penetrates through the inside of the fixing plate (1111), and an oxygen nozzle (1113) is installed at the bottom end of the oxygen rod (1112);
the feeding working box (13) comprises a second motor (1301), a turning rotating plate (1302), a rotating connecting rod (1303), a turning connecting plate (1304), a third chute (1305) and a feeding frame (1306), the second motor (1301) is installed on the outer wall of the feeding working box (13), the turning rotating plate (1302) is installed at the output end of the second motor (1301), one end, far away from the second motor (1301), of the turning rotating plate (1302) is located on the outer wall of the feeding working box (13) and is connected with the rotating connecting rod (1303) in a screwed mode, one end, far away from the turning rotating plate (1302), of the rotating connecting rod (1303) is connected with the turning connecting plate (1304) in a sliding mode, the third chute (1305) is formed in the connecting position of the turning connecting plate (1304) and the rotating connecting rod (1303), and the feeding frame (1306) is fixedly connected to the outer wall of one side of the turning connecting plate (1304);
when the device is used, firstly, the converter (9) is rotated, in the rotating work box (2), the first motor (3) rotates to drive the rotating rod (4) to rotate, the rotating rod (4) drives the rotating hole plate (5) to rotate through the first chute (6), the rotating angle of the rotating hole plate is 135 degrees, the rotating hole plate drives the converter (9) at the other end of the rotating shaft (8) to rotate through the rotating rod (7), the rotating angle of the converter (9) is controlled, the inner wall of the converter (9) is provided with the fireproof lining (10) containing aluminum silicon carbide, then molten steel is poured into the converter, then material adding operation is carried out, in the material adding work box (13), the second motor (1301) rotates to drive the overturning rotating plate (1302) to rotate, the overturning rotating plate (1302) drives the rotating connecting rod (1303) to rotate, the swinging angle of the rotating connecting rod (1303) is 30 degrees, the rotating connecting rod (1101) drives the overturning connecting plate (1304) to rotate through the third chute (1305), the overturning connecting plate (1304) drives the overturning connecting plate (1304) to drive the steel frame (1304) to rotate, the second chute (1104) to carry out automatic material adding operation on the pushing operation of the steel adding work box (1102), the rotation angle of the rotating connecting plate (1103) is 120 degrees, the rotating connecting plate (1103) drives the first lifting rotating rod (1105) to rotate, the first lifting rotating rod (1105) rotates to drive the moving block (1106) to slide along the moving groove (1107), the moving block (1106) drives the second lifting rotating rod to rotate through the moving column (1108), the second lifting rotating rod (1109) drives the lifting plate (1110) to do lifting motion, the lifting plate (1110) drives the oxygen rod (1112) to move through the fixing plate (1111), automatic lifting operation of the oxygen rod (1112) is achieved, then the rotating box (2) is driven to rotate the rotating furnace (9), repeated smelting operation is performed on steel through the oxygen nozzle (1113), and feeding operation is performed on the rotating furnace (9) through matching with the feeding frame (1306) until the steel which meets the specification is smelted.
2. The iron and steel smelting plant with an aluminum silicon carbide carbonaceous refractory lining of claim 1, wherein: rotating and connecting board (1103) and lifting work box (11) between constitute revolution mechanic through pushing plate (1102), and the turned angle who rotates even board (1103) is 120, pushing plate (1102) movement height is 1.7 times of second spout (1104) length.
3. The iron and steel smelting plant with an aluminum silicon carbide carbonaceous refractory lining of claim 1, wherein: the length of the first lifting rotating rod (1105) is parallel to and equal to that of the second lifting rotating rod (1109), the moving column (1108) is parallel to the lifting plate (1110), the moving block (1106) forms a sliding structure through the first lifting rotating rod (1105) and the moving groove (1107), and the sliding length of the moving block (1106) is half of the lifting length of the lifting plate (1110).
4. The iron and steel making apparatus with an aluminum silicon carbide carbonaceous refractory lining of claim 1, wherein: lifter plate (1110) and fixed plate (1111) are connected for the integration, and the axis of lifter plate (1110) is mutually perpendicular with the axis of fixed plate (1111), lifter plate (1110) parallel with oxygen stick (1112), and the outer wall of oxygen stick (1112) is provided with the insulating layer.
5. The iron and steel smelting plant with an aluminum silicon carbide carbonaceous refractory lining of claim 1, wherein: the material adding device is characterized in that a swinging structure is formed between the rotating connecting rod (1303) and the material adding work box (13) through the overturning rotating plate (1302), the swinging angle of the rotating connecting rod (1303) is 30 degrees, one end, far away from the second motor (1301), of the overturning rotating plate (1302) is located at the middle point of the rotating connecting rod (1303), the overturning connecting plate (1304) forms the swinging structure between the rotating connecting rod (1303) and the material adding work box (13), and the swinging angle of the overturning connecting plate (1304) is 60 degrees.
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