CN220339109U - Ferronickel ore electric furnace gross iron adding device and ferronickel ore electric furnace for treating gross iron - Google Patents
Ferronickel ore electric furnace gross iron adding device and ferronickel ore electric furnace for treating gross iron Download PDFInfo
- Publication number
- CN220339109U CN220339109U CN202321815012.0U CN202321815012U CN220339109U CN 220339109 U CN220339109 U CN 220339109U CN 202321815012 U CN202321815012 U CN 202321815012U CN 220339109 U CN220339109 U CN 220339109U
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- Prior art keywords
- ferronickel
- suspension
- electric furnace
- iron
- explosion
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 229910000863 Ferronickel Inorganic materials 0.000 title claims abstract description 57
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 43
- 239000000725 suspension Substances 0.000 claims abstract description 78
- 239000000463 material Substances 0.000 claims abstract description 11
- 210000004209 hair Anatomy 0.000 claims abstract description 9
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000005485 electric heating Methods 0.000 claims abstract description 4
- 238000004873 anchoring Methods 0.000 claims description 15
- 210000000078 claw Anatomy 0.000 claims description 15
- 210000002268 wool Anatomy 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract description 3
- 239000013067 intermediate product Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 239000002893 slag Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000013329 compounding Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000002352 surface water Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910001710 laterite Inorganic materials 0.000 description 1
- 239000011504 laterite Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009853 pyrometallurgy Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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- Furnace Charging Or Discharging (AREA)
Abstract
The utility model relates to a ferronickel electric furnace hair iron adding device and a ferronickel electric furnace for treating hair iron, comprising a charging barrel, a charging cover, a suspension bracket, a suspension rod, a first suspension rope and a second suspension rope, wherein the charging barrel is arranged at an explosion-proof port of the ferronickel electric furnace; the charging cover is arranged above the cylinder opening of the charging cylinder; the first end of the suspension rod is arranged above the charging cover and is connected with the charging cover through a first suspension rope; the second end of the suspension rod extends out of the nickel iron ore electric heating furnace and is connected with one end of the second suspension rope. According to the utility model, explosion-proof holes at the top of the ferronickel submerged arc furnace are modified, one explosion-proof hole is modified into a rough iron adding hole to treat rough iron, and meanwhile, the explosion-proof hole can be used as an explosion-proof pressure relief opening. Not only can a large amount of processing and producing the crude iron, but also solves the problem of accumulation of the crude iron and increase of the stock of intermediate products. The operation of feeding the furnace roof is not needed when the personnel operate, and the influence of material turning on personnel safety when the personnel feed the furnace roof is avoided.
Description
Technical Field
The utility model belongs to the field of metallurgical industry, and particularly relates to a ferronickel ore heating electric furnace wool iron adding device and a ferronickel ore heating electric furnace for processing wool iron.
Background
The RKEF ferronickel smelting process is one kind of new fire process ferronickel smelting technology, and includes compounding laterite, drying wet ore with surface water content of 30-35% in a drying kiln to surface water content of 20%, compounding dry ore and reducing coal, dewatering in a rotary kiln, roasting, pre-reduction to produce high temperature calcine, adding the high temperature calcine into furnace top bin, heating, reducing and smelting in an electric furnace via a feeding pipe to produce fume and melt with high CO content, and forming coarse ferronickel alloy and slag. The flue gas of the electric furnace is used as part of fuel of the rotary kiln after being cooled and dedusted. The electric furnace slag is intermittently discharged through a slag discharge outlet and flows into a dry slag field through a slag chute; the melted ferronickel is discharged periodically through a ferronickel discharge outlet, and enters a casting machine through a ferronickel chute to be cast into a ferronickel block.
In the production process, the block-shaped and strip-shaped ferronickel is inevitably bonded in the ferronickel chute and on the pouring sand table; in addition, the flash and burr collision and falling off of the nickel-iron block can continuously generate broken nickel-iron during the process of transporting the nickel-iron block; and under the accident state, the discharged nickel-iron forms irregular nickel-iron which can not be normally sold and is commonly called as crude iron. The processing of the crude iron becomes a difficult problem as the crude iron is continuously produced along with the production. The ferronickel treatment procedure is not designed in the RKEF pyrometallurgy process, and no corresponding ferronickel treatment device exists in the prior art.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model discloses a ferronickel ore electric furnace gross iron adding device and a ferronickel ore electric furnace for treating gross iron. The utility model specifically comprises the following contents:
the ferronickel electric furnace hair iron adding device is characterized in that an explosion-proof port is arranged at the top of the ferronickel electric furnace, the ferronickel electric furnace hair iron adding device comprises a charging barrel, a charging cover, a suspension frame, a suspension rod, a first suspension rope and a second suspension rope, and the charging barrel is arranged at the explosion-proof port of the ferronickel electric furnace; the charging cover is arranged above the cylinder opening of the charging cylinder; the suspension rod comprises a first end and a second end, wherein the first end of the suspension rod is arranged above the charging cover and is connected with the charging cover through a first suspension rope; the second end of the suspension rod extends out of the nickel iron ore electric heating furnace and is connected with one end of a second suspension rope; the suspension frame is arranged below the suspension rod, the suspension frame comprises a fixed base and a rotary support rod arranged on the fixed base, and the top of the rotary support rod is connected with the suspension rod.
Preferably, the upper surface of the charging cover is provided with a suspension ring, and the first suspension rope is connected with the charging cover body through the suspension ring.
Preferably, the fixing base of the suspension frame is a triangular supporting structure.
Preferably, the distance from the connection part of the rotary support rod and the suspension rod to the first suspension rope is smaller than the distance from the connection part of the rotary support rod and the suspension rod to the second suspension rope.
Preferably, the second suspension rope is an insulating soft rope.
Preferably, the feeding device further comprises a belt conveyor, and a discharging opening of the belt conveyor is arranged above the feeding cylinder.
The ferronickel electric furnace for treating the gross iron is provided with a ferronickel electric furnace gross iron adding device, the top of the ferronickel electric furnace is provided with an explosion-proof port, a charging barrel of the ferronickel electric furnace gross iron adding device is arranged at the explosion-proof port of the ferronickel electric furnace, a gap is reserved between the outer wall of the charging barrel and the explosion-proof port, and casting materials are filled in the gap; an anchoring claw is further arranged in the gap, one end of the anchoring claw is connected with the explosion-proof port wall, and the other end of the anchoring claw stretches into the castable.
Preferably, the castable is a high temperature resistant material.
The utility model has the beneficial effects that:
(1) According to the utility model, explosion-proof holes at the top of the ferronickel submerged arc furnace are modified, one explosion-proof hole is modified into a rough iron adding hole to treat rough iron, and meanwhile, the explosion-proof hole can be used as an explosion-proof pressure relief opening. Not only can a large amount of processing and producing the crude iron, but also solves the problem of accumulation of the crude iron and increase of the stock of intermediate products. The operation of feeding the furnace roof is not needed when the personnel operate, and the influence of material turning on personnel safety when the personnel feed the furnace roof is avoided.
(2) The device disclosed by the utility model is provided with the charging cover, the suspension frame, the suspension rod, the first suspension rope and the second suspension rope, and the charging cover structure which is convenient to open and close is arranged for the charging barrel by utilizing the lever principle, so that the device is reasonable in design and convenient to use, and the production efficiency is improved.
(3) The device disclosed by the utility model has the advantages that a gap is reserved between the outer wall of the charging barrel and the explosion-proof port, and casting materials are filled in the gap; an anchoring claw is further arranged in the gap, one end of the anchoring claw is connected with the explosion-proof port wall, one end of the anchoring claw stretches into the castable, and the castable is preferably made of a high-temperature-resistant material. The original explosion-proof hole is reinforced to prevent the hole from being damaged in the process of adding the hair iron, and the high temperature resistance of the hole is improved.
Drawings
Fig. 1 is a schematic structural view of the device disclosed in the present utility model.
Detailed Description
The utility model will be described in detail below with reference to the drawings and the detailed description. The embodiments shown below do not limit the inventive content described in the claims in any way. The whole contents of the constitution shown in the following examples are not limited to the solution of the utility model described in the claims.
The ferronickel electric furnace hair iron adding device is characterized in that an explosion-proof opening is formed in the top 2 of the ferronickel electric furnace, the ferronickel electric furnace hair iron adding device comprises a charging barrel 3, a charging cover 4, a suspension bracket 7, a suspension rod 6, a first suspension rope 5 and a second suspension rope 8, and the charging barrel 3 is arranged at the explosion-proof opening of the ferronickel electric furnace 1; the charging cover 4 is arranged above the cylinder opening of the charging cylinder 3; the suspension rod 6 comprises a first end and a second end, and the first end of the suspension rod 6 is arranged above the charging cover 4 and is connected with the charging cover 4 through a first suspension rope 5; the second end of the suspension rod 6 extends out of the outer side of the nickel iron ore electric heating furnace 1 and is connected with one end of a second suspension rope 8; the suspension frame 7 is arranged below the suspension rod 6, the suspension frame 7 comprises a fixed base and a rotary support rod arranged on the fixed base, and the top of the rotary support rod is connected with the suspension rod 6. When the device is used, the charging cover 4 can be driven by utilizing the lever principle by pulling the second suspension rope 8, so that the opening and closing of the charging cover 4 are controlled, and the operation is convenient and labor-saving.
In one embodiment of the present utility model, the upper surface of the charging cover 4 is provided with a hanging ring, and the first hanging rope 5 is connected with the body of the charging cover 4 through the hanging ring.
In one embodiment of the present utility model, the fixed base of the suspension frame 7 is a triangular support structure.
In one embodiment of the present utility model, the distance between the connection part of the rotary support rod and the suspension rod 6 and the first suspension rope 5 is smaller than the distance between the rotary support rod and the second suspension rope 8, and the position of the rotary support rod and the suspension rod 6 is set so that the suspension rod 6 becomes a labor-saving lever, and the opening and closing are more labor-saving.
In one embodiment of the utility model, the second suspension cord 8 is an insulating cord.
In one embodiment of the utility model, the feeding device further comprises a belt conveyor, wherein a feed opening of the belt conveyor is arranged above the feeding cylinder 3.
The ferronickel ore electric furnace 1 for treating the ferronickel comprises a ferronickel electric furnace 1 raw iron adding device, wherein an explosion-proof port is arranged at the top of the ferronickel electric furnace 1, a charging barrel 3 of the ferronickel electric furnace 1 raw iron adding device is arranged at the explosion-proof port of the ferronickel electric furnace 1, a gap is reserved between the outer wall of the charging barrel 3 and the explosion-proof port, and castable is filled in the gap; an anchoring claw is further arranged in the gap, one end of the anchoring claw is connected with the explosion-proof port wall, and the other end of the anchoring claw stretches into the castable.
In one embodiment of the utility model, the castable is a refractory material.
According to the utility model, explosion-proof holes at the top of the ferronickel submerged arc furnace 1 are modified, one explosion-proof hole is modified into a rough iron adding hole to treat rough iron, and meanwhile, the explosion-proof pressure relief hole can be used. Not only can a large amount of processing and producing the crude iron, but also solves the problem of accumulation of the crude iron and increase of the stock of intermediate products. The operation of feeding the furnace roof is not needed when the personnel operate, and the influence of material turning on personnel safety when the personnel feed the furnace roof is avoided. The device disclosed by the utility model is provided with the charging cover 4, the suspension bracket 7, the suspension rod 6, the first suspension rope 5 and the second suspension rope 8, and the charging cover 4 structure which is convenient to open and close is arranged for the charging barrel 3 by utilizing the lever principle, so that the device is reasonable in design, convenient to use and capable of improving the production efficiency. The device disclosed by the utility model has a gap between the outer wall of the charging barrel 3 and the explosion-proof port, and pouring materials are filled in the gap; an anchoring claw is further arranged in the gap, one end of the anchoring claw is connected with the explosion-proof port wall, one end of the anchoring claw stretches into the castable, and the castable is preferably made of a high-temperature-resistant material. The original explosion-proof hole is reinforced to prevent the hole from being damaged in the process of adding the hair iron, and the high temperature resistance of the hole is improved.
Unless specifically stated and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The ferronickel electric furnace hair iron adding device is characterized by comprising a charging barrel, a charging cover, a suspension bracket, a suspension rod, a first suspension rope and a second suspension rope, wherein the charging barrel is arranged at the explosion-proof opening of the ferronickel electric furnace; the charging cover is arranged above the cylinder opening of the charging cylinder; the suspension rod comprises a first end and a second end, wherein the first end of the suspension rod is arranged above the charging cover and is connected with the charging cover through a first suspension rope; the second end of the suspension rod extends out of the nickel iron ore electric heating furnace and is connected with one end of a second suspension rope; the suspension frame is arranged below the suspension rod, the suspension frame comprises a fixed base and a rotary support rod arranged on the fixed base, and the top of the rotary support rod is connected with the suspension rod.
2. The ferronickel ore electric furnace iron wool adding device according to claim 1, wherein a hanging ring is arranged on the upper surface of the feeding cover, and the first hanging rope is connected with the feeding cover body through the hanging ring.
3. The ferronickel ore electric furnace iron wool adding device according to claim 1, wherein the fixing base of the suspension frame is a triangular supporting structure.
4. The ferronickel ore electric furnace iron wool adding device according to claim 1, wherein the distance from the joint of the rotary supporting rod and the suspension rod to the first suspension rope is smaller than the distance from the joint of the rotary supporting rod and the suspension rod to the second suspension rope.
5. The ferronickel ore electric furnace iron wool adding device according to claim 1, wherein the second suspension rope is an insulating soft rope.
6. The ferronickel ore electric furnace iron wool adding device according to claim 1, further comprising a belt conveyor, wherein a feed opening of the belt conveyor is arranged above the charging barrel.
7. A ferronickel electric furnace for treating ferronickel with a ferronickel electric furnace gross iron adding device according to any one of claims 1-6, wherein an explosion-proof port is arranged at the top of the ferronickel electric furnace; an anchoring claw is further arranged in the gap, one end of the anchoring claw is connected with the explosion-proof port wall, and the other end of the anchoring claw stretches into the castable.
8. The ferronickel ore electric furnace for treating ferronickel according to claim 7, wherein the casting material is a high temperature resistant material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321815012.0U CN220339109U (en) | 2023-07-11 | 2023-07-11 | Ferronickel ore electric furnace gross iron adding device and ferronickel ore electric furnace for treating gross iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321815012.0U CN220339109U (en) | 2023-07-11 | 2023-07-11 | Ferronickel ore electric furnace gross iron adding device and ferronickel ore electric furnace for treating gross iron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220339109U true CN220339109U (en) | 2024-01-12 |
Family
ID=89442380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321815012.0U Active CN220339109U (en) | 2023-07-11 | 2023-07-11 | Ferronickel ore electric furnace gross iron adding device and ferronickel ore electric furnace for treating gross iron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220339109U (en) |
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2023
- 2023-07-11 CN CN202321815012.0U patent/CN220339109U/en active Active
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