CN210030779U - Accurate attemperator behind converter stove - Google Patents
Accurate attemperator behind converter stove Download PDFInfo
- Publication number
- CN210030779U CN210030779U CN201920637755.0U CN201920637755U CN210030779U CN 210030779 U CN210030779 U CN 210030779U CN 201920637755 U CN201920637755 U CN 201920637755U CN 210030779 U CN210030779 U CN 210030779U
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- chute
- temperature
- steel
- stub bar
- feed bin
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Abstract
The utility model provides an accurate attemperator behind converter stove, the setting is refined platform behind the stove, including low level feed bin, belt conveyor, high-order feed bin, the storehouse of weighing and rotatory chute, the leading-in belt conveyor of steel stub bar that low level feed bin will transport, the steel stub bar gets into high-order feed bin through belt conveyor, the steel stub bar gets into the storehouse of weighing through high-order feed bin, the steel stub bar that weighs according to the required regulation temperature gets into rotatory chute device, realize adjusting the temperature to the accurate of molten steel in the rotatory elephant trunk entering ladle of steel stub bar through the chute that adjusts the temperature. The utility model discloses can realize blowing behind the converter tapping argon refining's the in-process safety, quick, high-efficient, accurate adjustment argon back temperature behind the stove, in greatly reduced manual labor intensity, will adjust the temperature time and shorten to 1min by 3min before improving. In addition, the design of the rotating chute can avoid the problems of softening, intolerance to collision and the like caused by the fact that the temperature-adjusting chute is baked by high-temperature molten steel for a long time, and the service life of the chute is prolonged to more than one year.
Description
Technical Field
The utility model relates to a device for realizing safe, quick and accurate temperature adjustment behind a converter.
Background
When converter molten steel is hoisted to continuous casting for pouring, proper steel feeding temperature needs to be controlled to realize continuous casting low-superheat-degree pouring, the converter is greatly influenced by external factors such as molten iron conditions, steel scrap types and the like, the tapping temperature fluctuates, temperature adjustment operation needs to be carried out on the blast furnace with a temperature higher than the blast furnace temperature, the steel feeding temperature is reduced, and then the continuous casting tundish low-superheat-degree pouring is realized. At present, in the process of temperature regulation after a furnace, a steel stub bar which is cut and cut from rolled steel and transported backwards is sucked to a scrap steel hopper by a magnetic disc, then the scrap steel hopper is poured on a platform in front of the furnace, manually moved into a forklift hopper, then the scrap steel hopper is poured around a temperature regulation chute behind the furnace after being driven to the furnace by a forklift, and then the steel stub bar is conveyed to the temperature regulation chute by people to regulate the temperature of a steel ladle. Above-mentioned process is consuming time hard, and a plurality of links need manual operation, and operating personnel's intensity of labour is very big, has the potential safety hazard, can appear sometimes not reaching up the thermoregulation because of carrying the steel stub bar and expending time long, must provide high temperature molten steel to the continuous casting and lead to conticaster adjustment pulling speed. In addition, the temperature-adjusting chute behind the furnace is of a fixed structure, the opening of the temperature-adjusting chute is positioned right above the steel ladle, the temperature-adjusting chute directly bears the baking of high-temperature molten steel for a long time, the softening phenomenon can occur, when a large amount of steel heads are adjusted in temperature, the temperature-adjusting chute is seriously impacted and deformed due to the action of gravity, the temperature-adjusting chute generally takes about two months, the serious deformation is caused, the temperature-adjusting chute needs to be replaced, and the time and labor are wasted during replacement, and the production.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a labour saving and time saving just can improve the accurate attemperator behind the converter furnace of chute life that adjusts temperature.
The problem of the utility model is realized with following technical scheme:
the utility model provides an accurate attemperator behind converter stove, the setting is refined platform behind the stove, including low level feed bin, belt conveyor, high-order feed bin, the storehouse of weighing and rotatory chute, the leading-in belt conveyor of steel stub bar that low level feed bin will transport, the steel stub bar gets into high-order feed bin through belt conveyor, the steel stub bar gets into the storehouse of weighing through high-order feed bin, the steel stub bar that weighs according to the required regulation temperature gets into rotatory chute device, realize adjusting the temperature to the accurate of molten steel in the rotatory elephant trunk entering ladle of steel stub bar through the chute that adjusts the temperature.
Above-mentioned accurate attemperator behind converter, rotatory chute includes support rack and motor, speed reducer, driving gear, driven gear, the rotatory hopper of assembly on the support rack, and the speed reducer is connected in the motor output shaft transmission, and the driving gear is connected in the speed reducer transmission, and driving gear and driven gear meshing transmission, the rotatory hopper of driven gear connection, the rotatory elephant trunk of rotatory hopper sub-unit connection.
According to the accurate temperature adjusting device behind the converter, the upper section of the rotating chute is a vertical pipe, the lower section of the rotating chute is an inclined section, and the inclined section forms an included angle of 30-45 degrees with the horizontal direction.
Above-mentioned accurate attemperator behind converter stove, belt conveyor is equipped with belt feeder support, belt actuating mechanism and conveyer belt, and the low side and the high-end of conveyer belt correspond low level feed bin, high-order feed bin respectively, are equipped with little silo on the conveyer belt, and the little silo of steel sheet preparation is fixed on the conveyer belt side by side.
According to the accurate temperature adjusting device behind the converter, the weighing bin is provided with the weigher, and the lower part of the weighing bin is provided with the gate valve.
The accurate attemperator behind converter is equipped with first electric vibration ware in the low level feed bin, and high-order feed bin is equipped with the second electric vibration ware.
The utility model is designed for realizing the fast and accurate adjustment of the molten steel temperature in the rear of the converter. The device can complete operations such as feeding, weighing and temperature regulation, safely, quickly, efficiently and accurately regulate the temperature after argon in the process of blowing argon to refine after the converter taps, greatly reduces the labor intensity of workers, shortens the temperature regulation time from 3min before improvement to 1min, obviously shortens the smelting period and provides a powerful guarantee for continuous casting at a proper pouring temperature. In addition, the design of the rotary chute can avoid the problems of softening, intolerance to collision and the like caused by the fact that the temperature-adjusting chute is baked by high-temperature molten steel for a long time, so that the service life of the chute is prolonged to more than one year, the production cost is reduced, and the equipment maintenance time is saved.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a schematic view of the present invention;
fig. 2 is a partial enlarged view at a in fig. 1.
The reference numbers in the figures are: 1. the device comprises a furnace refining platform, 2, a ladle, 3, a support rack, 4, a weighing bin, 4-1, a gate valve, 5, an overhead bin, 6, a second electric vibrator, 7, a rotary chute, 7-1, a motor, 7-2, a speed reducer, 7-3, a driving gear, 7-4, a driven gear, 7-5, a rotary hopper, 7-6, a rotary chute, 8, a belt conveyor, 9, a belt conveyor support, 10, a low bin, 11 and a first electric vibrator.
Detailed Description
Referring to fig. 1 and 2, the utility model discloses a setting is at stove back refining platform 1, including low level feed bin 10, belt conveyor 8, high-order feed bin 5, storehouse 4 and the rotatory chute 7 of weighing. The low-level bin is provided with a first electric vibrator 11, the high-level bin is provided with a second electric vibrator 6, the weighing bin is provided with a weigher, and the lower part of the weighing bin is provided with a gate valve 4-1. The belt conveyor is provided with a belt conveyor support 9, a belt driving mechanism and a conveyor belt, the belt driving mechanism drives the conveyor belt to run, the low end and the high end of the conveyor belt respectively correspond to the low-position bin and the high-position bin, a small trough is arranged on the conveyor belt, the small trough made of steel plates is fixed on the conveyor belt side by side, and a steel stub bar falls into the small trough from the low-position bin and then is conveyed to the high-position bin along with the conveyor belt. The small trough is arranged to avoid the steel stub bar from scratching the belt.
Referring to fig. 2, the utility model relates to a rotary chute 7 capable of rotating and rotating for avoiding the softening phenomenon of the rotary chute during the baking of high temperature molten steel for a long time. The rotary chute comprises a support rack 3, a motor 7-1 assembled on the support rack, a speed reducer 7-2, a driving gear 7-3, a driven gear 7-4, a rotary hopper 7-5 and a rotary material pipe 7-6. The output shaft of the motor is in transmission connection with a speed reducer, the speed reducer is in transmission connection with a driving gear, the driving gear is in meshing transmission with a driven gear, the driven gear is connected with a rotating hopper, and the lower portion of the rotating hopper is connected with a rotating chute 7-6. The driven gear is assembled at a gear mounting position arranged on the supporting rack, and a bearing is arranged between the driven gear and the supporting rack. The driven gear is driven by the driving gear to rotate and drives the rotating hopper to rotate and index. The upper section of the rotating chute is a vertical pipe, the lower section of the rotating chute is an inclined section, and the inclined section forms an included angle of 30-45 degrees with the horizontal direction. When a steel stub bar is added into the steel ladle, the lower opening of the rotary chute corresponds to the upper part of the steel ladle; after the steel material head is added, the rotating chute is rotated and separated from the upper part of the steel ladle, so that high-temperature baking is avoided.
The working process of the utility model is as follows: the self-dumping truck pours the transported steel stub bar into a low-level bin, the steel stub bar is guided into a conveyor belt through a first electric vibrator, and the conveyor belt conveys the steel stub bar to a high-level bin; conveying the steel ladle after tapping to a refining platform behind a furnace for temperature measurement and oxygen determination operation, and determining the number of steel stub bars used by a steel maker to adjust the temperature according to the temperature drop in the tapping process, the ladle condition, the casting speed of a continuous casting machine, the temperature before argon and the required steel feeding temperature; starting a motor to index the rotating chute to the upper part of the steel ladle; a second electric vibrator vibrates a required steel material head into the weighing bin, the gate valve is opened after the weighing bin is weighed, the steel material head enters a rotating hopper of a rotating chute and then enters a steel ladle through a rotating chute to adjust the temperature; and starting the motor again to rotate the rotary chute to leave the upper part of the ladle.
Claims (6)
1. The utility model provides an accurate attemperator behind converter stove sets up refining platform (1) behind stove which characterized in that: including low level feed bin (10), belt conveyor (8), high-order feed bin (5), storehouse (4) and rotatory chute (7) weigh, the leading-in belt conveyor of steel stub bar that low level feed bin will convey, the steel stub bar gets into high-order feed bin through belt conveyor, the steel stub bar gets into the storehouse of weighing through high-order feed bin, according to the steel stub bar that the required weighing of adjusting the temperature got into rotatory chute device, the accurate of steel stub bar to the molten steel that adjusts the temperature is realized in the rotatory elephant trunk entering ladle of chute that adjusts the temperature.
2. The accurate temperature regulating device behind converter according to claim 1, characterized in that: the rotary chute comprises a supporting rack (3), a motor (7-1), a speed reducer (7-2), a driving gear (7-3), a driven gear (7-4) and a rotary hopper (7-5), wherein the motor (7-1), the speed reducer (7-2), the driving gear (7-3), the driven gear (7-4) and the rotary hopper (7-5) are assembled on the supporting rack, an output shaft of the motor is in transmission connection with the speed reducer, the speed reducer is in transmission connection with the driving gear, the driving gear is in meshing transmission with the driven.
3. The accurate temperature regulating device behind converter according to claim 2, characterized in that: the upper section of the rotating chute is a vertical pipe, the lower section of the rotating chute is an inclined section, and the inclined section forms an included angle of 30-45 degrees with the horizontal direction.
4. The accurate temperature regulating device behind converter according to claim 3, characterized in that: the belt conveyor is provided with a belt conveyor support (9), a belt driving mechanism and a conveyor belt, the low end and the high end of the conveyor belt correspond to the low-level bin and the high-level bin respectively, a small trough is arranged on the conveyor belt, and the small trough made of steel plates is fixed on the conveyor belt side by side.
5. The accurate temperature regulating device behind converter according to claim 4, characterized in that: the weighing bin is provided with a weigher, and the lower part of the weighing bin is provided with a gate valve (4-1).
6. The accurate temperature regulating device behind converter according to claim 5, characterized in that: the low-level bin is provided with a first electric vibrator (11), and the high-level bin is provided with a second electric vibrator (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920637755.0U CN210030779U (en) | 2019-05-07 | 2019-05-07 | Accurate attemperator behind converter stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920637755.0U CN210030779U (en) | 2019-05-07 | 2019-05-07 | Accurate attemperator behind converter stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210030779U true CN210030779U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920637755.0U Active CN210030779U (en) | 2019-05-07 | 2019-05-07 | Accurate attemperator behind converter stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210030779U (en) |
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2019
- 2019-05-07 CN CN201920637755.0U patent/CN210030779U/en active Active
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