CN220619000U - Automatic converter flue gas treatment device for steel mill - Google Patents
Automatic converter flue gas treatment device for steel mill Download PDFInfo
- Publication number
- CN220619000U CN220619000U CN202322071590.4U CN202322071590U CN220619000U CN 220619000 U CN220619000 U CN 220619000U CN 202322071590 U CN202322071590 U CN 202322071590U CN 220619000 U CN220619000 U CN 220619000U
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- Prior art keywords
- bin
- converter
- coarse ash
- flue gas
- coarse
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 239000003546 flue gas Substances 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 17
- 239000010959 steel Substances 0.000 title claims abstract description 17
- 239000000779 smoke Substances 0.000 claims abstract description 31
- 238000001704 evaporation Methods 0.000 claims abstract description 3
- 230000008020 evaporation Effects 0.000 claims abstract description 3
- 238000001816 cooling Methods 0.000 claims description 36
- 239000007921 spray Substances 0.000 claims description 3
- 239000003517 fume Substances 0.000 claims 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 28
- 239000000463 material Substances 0.000 abstract description 13
- 238000009628 steelmaking Methods 0.000 abstract description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000002826 coolant Substances 0.000 abstract description 4
- 229910052742 iron Inorganic materials 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract description 4
- 239000002893 slag Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 238000000746 purification Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000012840 feeding operation Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses an automatic converter flue gas treatment device for a steel mill, and relates to the technical field of metallurgical equipment. The utility model comprises a coarse ash bin, a converter and an intermediate bin, wherein the coarse ash bin, the converter and the intermediate bin are fixedly arranged on the ground, the coarse ash bin is positioned on the right side of the converter, the intermediate bin is positioned on the right side of the coarse ash bin, and an evaporative cooler for adsorbing and settling flue gas produced by the coarse ash bin is fixedly arranged on the right side wall of the converter. According to the utility model, the evaporation cooler, the coarse ash bin, the intermediate bin, the chain conveyor and the coarse ash lifting device are arranged, so that the smoke dust produced by the converter is condensed into coarse ash, the coarse ash is transferred into the converter for returning, and the coarse ash is refined, so that on one hand, the investment of manpower and material resources for transferring and recycling the coarse ash is saved, and on the other hand, the method has an obvious effect on reducing the iron loss, slag former and coolant consumption of ton steel in the steelmaking process, and the production cost of steelmaking is reduced.
Description
Technical Field
The utility model relates to the technical field of metallurgical equipment, in particular to an automatic converter flue gas treatment device for a steel mill.
Background
In the steelmaking process, flue gas generated in the converter production process is purified for the first time by an evaporative cooler to generate part of coarse ash, and each furnace generates about 1 ton of coarse ash. The coarse ash is conveyed to a coarse ash bin through a coarse ash chain, and is pumped and discharged by a manual and suction and discharge vehicle, and conveyed to a sintering plant for treatment, and the coarse ash overflows in the dust suction and discharge process, so that the environment is polluted. And the problems of low utilization rate of coarse ash, high transportation cost and the like exist.
For this purpose, an automatic converter flue gas treatment device for steel plants is provided.
Disclosure of Invention
The utility model aims at: in order to solve the problems in the background art, the utility model provides an automatic converter flue gas treatment device for a steel mill.
The utility model adopts the following technical scheme for realizing the purposes:
the utility model provides an automatic processing apparatus of steel mill converter flue gas, includes coarse ash storehouse, converter and intermediate bin, coarse ash storehouse, converter and intermediate bin fixed mounting are subaerial, coarse ash storehouse is located the right side of converter, the intermediate bin is located the right side in coarse ash storehouse, the right side wall fixed mounting of converter has the evaporative cooler that is used for adsorbing the flue gas of coarse ash storehouse output and subsides, evaporative cooler's bottom and coarse ash storehouse intercommunication set up, the right side wall fixed mounting in coarse ash storehouse has chain conveyor, chain conveyor's export and intermediate bin's left side wall intercommunication set up, intermediate bin's left side wall fixed mounting has coarse ash hoisting device, coarse ash hoisting device's export and converter's top intercommunication set up.
Further, the evaporative cooler wraps the outlet, the right side of outlet fixedly mounted has the cooling storehouse, the bottom and the thick ash storehouse intercommunication in cooling storehouse set up, the front side fixed mounting in cooling storehouse has steam pipe, steam pipe extends into the inside in cooling storehouse and in the center department fixed mounting in cooling storehouse has the evaporimeter, the top fixed mounting in cooling storehouse has the exhaust port, the bottom fixed mounting of exhaust port has the cooling disk.
Further, the thick ash bin comprises a pneumatic gate valve, a valve body support and a bin body, wherein the valve body support is fixedly arranged on the rear side of the bin body, the pneumatic gate valve is arranged at the top feed inlet of the bin body, and the pneumatic push rod end of the valve body support is fixed at the top of the valve body support.
Further, coarse ash hoisting device includes spiral material feeding unit and motor support, spiral material feeding unit fixed mounting is on the left side wall in intermediate bin, motor support fixed mounting is in the top of converter, motor support's top fixed mounting has the motor, the output and the input fixed connection of spiral material feeding unit of motor, spiral material feeding unit's discharge gate fixed mounting has the material leakage joint, the bottom discharge gate fixed mounting who leaks the material joint has the star-shaped ash valve, the discharge gate and the converter intercommunication setting of star-shaped ash valve.
Further, the evaporator is provided with spray heads arranged in an annular array.
Further, the cooling plate is integrally arranged in a spiral shape, and an inlet and an outlet of the pipeline are arranged at the rear side of the cooling bin.
The beneficial effects of the utility model are as follows:
according to the utility model, the smoke dust produced by the converter is condensed into the crude ash through the evaporation cooler, the crude ash bin, the intermediate bin, the chain conveyor and the crude ash lifting device, the crude ash is transported into the converter for returning, and the crude ash is refined, so that on one hand, the investment of manpower and material resources for transporting and recycling the crude ash is saved, the reduction of iron consumption, slag forming agent and coolant consumption of ton steel in the steelmaking process is obviously achieved, the production cost of steelmaking is reduced, the feeding operation is free from the influence of operation of other equipment, and the transportation and feeding of the crude ash cannot influence a workshop channel and the environment.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic rear elevational view of the present utility model;
FIG. 3 is a schematic view of the evaporator of the utility model;
FIG. 4 is a schematic view of the cooling plate structure of the present utility model;
reference numerals: 1. a converter; 2. an evaporative cooler; 21. a smoke outlet; 22. a cooling bin; 23. a steam pipe; 24. an evaporator; 25. a smoke outlet; 26. a cooling plate; 3. a coarse ash bin; 31. a bin body; 32. a valve body bracket; 33. pneumatic gate valve; 4. a middle bin; 5. a chain conveyor; 6. a coarse ash lifting device; 61. a spiral feeding device; 62. a motor bracket; 63. a motor; 64. a material leakage joint; 65. star-shaped ash discharging valve.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
As shown in fig. 1 to 4, an automatic converter flue gas treatment device for a steel mill comprises a coarse ash bin 3, a converter 1 and an intermediate bin 4, wherein the coarse ash bin 3, the converter 1 and the intermediate bin 4 are fixedly arranged on the ground, the coarse ash bin 3 is positioned on the right side of the converter 1, the intermediate bin 4 is positioned on the right side of the coarse ash bin 3, an evaporative cooler 2 for adsorbing and settling flue gas produced by the coarse ash bin 3 is fixedly arranged on the right side wall of the converter 1, the bottom of the evaporative cooler 2 is communicated with the coarse ash bin 3, a chain conveyor 5 is fixedly arranged on the right side wall of the coarse ash bin 3, an outlet of the chain conveyor 5 is communicated with the left side wall of the intermediate bin 4, a coarse ash lifting device 6 is fixedly arranged on the left side wall of the intermediate bin 4, and an outlet of the coarse ash lifting device 6 is communicated with the top of the converter 1; specifically, the smoke dust produced in the converter 1 is discharged into the evaporative cooler 2 positioned on the side face, part of crude ash in the smoke dust is discharged into the crude ash bin 3 through the purification of the evaporative cooler 2, the crude ash accumulated in the crude ash bin 3 is continuously transported into the intermediate bin 4 through the arranged intermediate bin 4, the crude ash in the intermediate bin 4 is transported to the inside of the converter 1 by the crude ash lifting device 6 for furnace return, the crude ash is refined, on one hand, the investment of manpower and material resources for transporting and recycling the crude ash is saved, the reduction of ton steel iron loss, slag formers and coolants in the steelmaking process is obvious, and the production cost of steelmaking is reduced.
As shown in fig. 1, 2, 3 and 4, the evaporative cooler 2 comprises a smoke outlet 21, a cooling bin 22 is fixedly arranged on the right side of the smoke outlet 21, the bottom of the cooling bin 22 is communicated with a coarse ash bin 3, a steam pipeline 23 is fixedly arranged on the front side of the cooling bin 22, the steam pipeline 23 extends into the cooling bin 22 and is fixedly provided with an evaporator 24 at the center of the cooling bin 22, a smoke outlet 25 is fixedly arranged on the top of the cooling bin 22, and a cooling disc 26 is fixedly arranged at the bottom of the smoke outlet 25; specifically, the evaporator 24 sprays hot steam into the cooling bin 22, the hot steam is adhered to the smoke dust sprayed out of the converter 1, the cooling disc 26 cools the smoke dust, the hot steam is liquefied into water drops to adhere to the smoke dust, the water drops are evaporated due to extremely high temperature of the smoke dust, the smoke dust is changed into coarse ash and falls into the coarse ash bin 3, the first purification is completed, and the waste gas after the first purification enters the next purification process through the smoke outlet 25.
As shown in fig. 1 and 2, the coarse ash bin 3 comprises a pneumatic gate valve 33, a valve body bracket 32 and a bin body 31, wherein the valve body bracket 32 is fixedly arranged at the rear side of the bin body 31, the pneumatic gate valve 33 is arranged at a top feed inlet of the bin body 31, and the pneumatic push rod end of the valve body bracket 32 is fixed at the top of the valve body bracket 32; specifically, coarse ash falling down from the evaporative cooler 2 can be accumulated through the arranged bin body 31, and the smoke dust discharged from the converter 1 can be prevented from reversely rushing into the coarse ash bin 3 through the arranged bin body 31, and meanwhile, the falling down of the coarse ash can be controlled.
As shown in fig. 1 and 2, the coarse ash lifting device 6 comprises a spiral feeding device 61 and a motor bracket 62, the spiral feeding device 61 is fixedly arranged on the left side wall of the intermediate bin 4, the motor bracket 62 is fixedly arranged at the top of the converter 1, a motor 63 is fixedly arranged at the top of the motor bracket 62, the output end of the motor 63 is fixedly connected with the input end of the spiral feeding device 61, a material leakage joint 64 is fixedly arranged at the discharge hole of the spiral feeding device 61, a star-shaped ash discharge valve 65 is fixedly arranged at the bottom discharge hole of the material leakage joint 64, and the discharge hole of the star-shaped ash discharge valve 65 is communicated with the converter 1; specifically, coarse ash in the intermediate bin 4 is conveyed to a high position through the arranged spiral feeding device 61, power is provided for the spiral feeding device 61 through the arranged motor 63, the falling speed of the coarse ash can be controlled through the arranged star-shaped ash discharging valve 65, and meanwhile, the smoke and dust can be prevented from rushing into the coarse ash lifting device 6.
As shown in fig. 1, 2, 3 and 4, the evaporator 24 is provided with a nozzle arranged in an annular array; specifically, the contact area of the hot steam and the smoke dust is increased, so that the smoke dust is more fully accumulated on the hot steam, and the purifying effect is ensured.
As shown in fig. 1, 2, 3 and 4, the cooling plate 26 is integrally provided in a spiral shape and the inlet and outlet of the duct are provided at the rear side of the cooling chamber 22; specifically, the spiral cooling disc 26 can liquefy steam, so that coarse ash in smoke dust is separated from gas, and the purification effect is ensured.
To sum up: the smoke dust produced in the converter 1 is discharged into the evaporative cooler 2 positioned on the side surface, part of coarse ash in the smoke dust is discharged into the coarse ash bin 3 through the purification of the evaporative cooler 2, the coarse ash accumulated in the coarse ash bin 3 is continuously transported into the intermediate bin 4 through the arranged intermediate bin 4, the coarse ash in the intermediate bin 4 is transported into the converter 1 by the coarse ash lifting device 6 to be returned to the furnace for refining the coarse ash, on one hand, the investment of manpower and material resources for transporting and recycling the coarse ash is saved, the reduction of ton steel iron loss, slag former and coolant consumption in the steelmaking process is obviously realized, the production cost of the steelmaking is reduced, the feeding operation is free from being influenced by the operation of other equipment, and the transportation and feeding of the coarse ash cannot influence the workshop channel and environment, the evaporator 24 arranged in the cooling bin 22 is used for spraying hot steam, the hot steam is adhered to the smoke dust sprayed out of the converter 1, the cooling disc 26 is used for cooling, the hot steam is liquefied into water drops to adhere to the smoke dust, the water drops are evaporated due to extremely high temperature of the smoke dust, the smoke dust is changed into coarse dust and falls into the coarse dust bin 3, the first purification is completed, waste gas after the first purification enters the next purification process through the smoke outlet 25, the coarse dust in the middle bin 4 is conveyed to a high place through the arranged spiral feeding device 61, the falling speed of the coarse dust can be controlled through the arranged star-shaped dust discharging valve 65, and meanwhile, the smoke dust can be prevented from rushing into the coarse dust lifting device 6.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a steel mill converter flue gas automatic processing device, its characterized in that, including coarse ash storehouse (3), converter (1) and intermediate bin (4), coarse ash storehouse (3), converter (1) and intermediate bin (4) fixed mounting are subaerial, coarse ash storehouse (3) are located the right side of converter (1), intermediate bin (4) are located the right side of coarse ash storehouse (3), the right side wall fixed mounting of converter (1) has evaporative cooler (2) that are used for carrying out the absorption to the flue gas of coarse ash storehouse (3) output to subside, the bottom and the coarse ash storehouse (3) intercommunication of evaporative cooler (2) set up, the right side wall fixed mounting of coarse ash storehouse (3) has chain conveyer (5), the export of chain conveyer (5) and the left side wall intercommunication setting of intermediate bin (4), the left side wall fixed mounting of intermediate bin (4) has coarse ash hoisting device (6), the export of coarse ash hoisting device (6) and the top intercommunication setting of converter (1).
2. The automatic converter flue gas treatment device for the steel mill according to claim 1, wherein the evaporation cooler (2) comprises a flue gas outlet (21), a cooling bin (22) is fixedly installed on the right side of the flue gas outlet (21), the bottom of the cooling bin (22) is communicated with a coarse ash bin (3), a steam pipeline (23) is fixedly installed on the front side of the cooling bin (22), the steam pipeline (23) extends into the cooling bin (22) and is fixedly installed with an evaporator (24) at the center of the cooling bin (22), a smoke outlet (25) is fixedly installed at the top of the cooling bin (22), and a cooling disc (26) is fixedly installed at the bottom of the smoke outlet (25).
3. The automatic converter flue gas treatment device of a steel mill according to claim 1, wherein the coarse ash bin (3) comprises a pneumatic gate valve (33), a valve body support (32) and a bin body (31), the valve body support (32) is fixedly installed on the rear side of the bin body (31), the pneumatic gate valve (33) is arranged at a top feed inlet of the bin body (31), and the pneumatic push rod end of the valve body support (32) is fixed at the top of the valve body support (32).
4. The automatic converter flue gas treatment device of a steel mill according to claim 1, wherein the coarse ash lifting device (6) comprises a spiral feeding device (61) and a motor bracket (62), the spiral feeding device (61) is fixedly arranged on the left side wall of the middle bin (4), the motor bracket (62) is fixedly arranged at the top of the converter (1), a motor (63) is fixedly arranged at the top of the motor bracket (62), the output end of the motor (63) is fixedly connected with the input end of the spiral feeding device (61), a discharge port of the spiral feeding device (61) is fixedly provided with a discharge port joint (64), a star-shaped ash discharge valve (65) is fixedly arranged at the bottom discharge port of the discharge port joint (64), and the discharge port of the star-shaped ash discharge valve (65) is communicated with the converter (1).
5. An automatic converter fume treatment device in a steelworks according to claim 2, characterized in that said evaporator (24) is provided with a spray head arranged in an annular array.
6. An automatic converter fume treatment device in a steel mill according to claim 2, characterized in that said cooling pan (26) is integrally provided in a spiral shape and the inlet and outlet of the duct are provided at the rear side of the cooling bin (22).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322071590.4U CN220619000U (en) | 2023-08-03 | 2023-08-03 | Automatic converter flue gas treatment device for steel mill |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322071590.4U CN220619000U (en) | 2023-08-03 | 2023-08-03 | Automatic converter flue gas treatment device for steel mill |
Publications (1)
Publication Number | Publication Date |
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CN220619000U true CN220619000U (en) | 2024-03-19 |
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ID=90214783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202322071590.4U Active CN220619000U (en) | 2023-08-03 | 2023-08-03 | Automatic converter flue gas treatment device for steel mill |
Country Status (1)
Country | Link |
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CN (1) | CN220619000U (en) |
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2023
- 2023-08-03 CN CN202322071590.4U patent/CN220619000U/en active Active
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