CN104561421A - Weight-limited control method and weight-limited control system device for molten iron - Google Patents
Weight-limited control method and weight-limited control system device for molten iron Download PDFInfo
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- CN104561421A CN104561421A CN201410843563.7A CN201410843563A CN104561421A CN 104561421 A CN104561421 A CN 104561421A CN 201410843563 A CN201410843563 A CN 201410843563A CN 104561421 A CN104561421 A CN 104561421A
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- display control
- control device
- weight
- intelligent display
- molten iron
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/24—Test rods or other checking devices
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/006—Automatically controlling the process
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- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
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- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention relates to a weight-limited control method and a weight-limited control system device for molten iron. The weight-limited control method is characterized in that according to the characteristic of linear direct proportion relation between the compression amount of a spring on a molten iron accommodating container tank car and the capacity change of an molten iron accommodating container, downward moving travel of the tank car body is directly detected or converted into means such as weight, pressure and the like for indirect detection, a voltage value or current value is output after acquisition, amplification and A/D (analog/digital) conversion, then the actual tapping amount value display, tapping weight limit pre-alarm sound and overweight alarm sound are output by an intelligent display controller. The weight-limited control method and the weight-limited control system device for molten iron have the advantages as follows: the operation is simple and reliable, the maintenance is convenient, the investment is less, the maintenance cost is low, the labor intensity of a worker can be reduced remarkably, the safe operation coefficient can be increased, cost loss and environmental pollution caused by iron folding are reduced, and accurate and safe tapping control is realized with less investment and lower maintenance cost.
Description
Technical field
The invention belongs to metallurgical industry liquid receptacle freight weight limit technical field, particularly a kind of molten iron weight-limited control method and Controlling System device thereof.
Background technology
At present, the control of domestic iron and steel metallurgical industry blast furnace casting amount is manually to estimate, and by tapping a blast furnace, the Sheng iron container top view of operative employee at the service platform that taps a blast furnace goes out iron.Be subject to iron notch place high-temperature smoke severe environment and the uneven restriction of operative employee's experience, need to slow down the speed of tapping a blast furnace when observe and decide goes out iron, make operating rate reduction of tapping a blast furnace, also often use iron uneven simultaneously, make troubles to steel making working procedure.Often there is the residual iron of the residue of solidifying in iron ladle, and have no way of estimating, make accurately control tap a blast furnace more difficult.Steel making working procedure arrives at a station iron water amount deficiency, in order to keep production efficiency, haveing no alternative but to carry out stokehold folding iron operation, both having caused a certain amount of molten iron temperature to lose, and brought again environmental pollution and power consumption problem, add steel making working procedure cost.Ground was once attempted to install ground scale device under blast furnace, but spread the restriction of the factors such as iron scaling loss, difficult in maintenance, maintenance cost is large under being subject to stove, its actual effect does not reach re-set target, at present, still manually to estimate.
Summary of the invention
Instant invention overcomes the defect of above-mentioned existence, object is the labour intensity and the raising safe operation coefficient that alleviate workman, reduce steel making working procedure folding iron cost allowance, the environmental problem avoiding folding iron to cause, provides a kind of and realizes molten iron weight-limited control method that is accurate, that tap a blast furnace safely and Controlling System device thereof with less input and maintenance cost.
Molten iron weight-limited control method of the present invention and the summary of Controlling System device context thereof:
Molten iron weight-limited control method of the present invention, it is characterized in that: be the characteristic utilizing the draught of spring on splendid attire molten iron container tank car and the volume change linear proportional example relation of splendid attire molten iron container, the stroke moved down by direct-detection tank car or its stroke is converted into weight, the means such as pressure carry out indirect detection, through gathering, amplify, output voltage values or current value after A/D conversion, the actual numerical quantity display of tapping a blast furnace of blast furnace is exported again through intelligent display control device, tap a blast furnace the pre-alarm sound of freight weight limit, alarm sound after overweight, being certainly dynamically connected between unit weight Collect conversion device and intelligent display control device is realized by current collecting equipment, or by artificial connection plug, the manual connection realized between unit weight Collect conversion device and intelligent display control device of mode of socket.
Molten iron weight-limiting control system device, it is characterized in that: be by upper bracket, unit weight Collect conversion device, current collecting equipment, intelligent display control device, undersetting, the collecting unit of intelligent display control device, the amplifying unit of intelligent display control device, the A/D converting unit of intelligent display control device, the slip of current collecting equipment, the brush of current collecting equipment, the intelligent digital table of intelligent display control device, the hummer of intelligent display control device, the system selector switch of intelligent display control device, the parts that tank car can move up and down and the parts that tank car can not move up and down composition, unit weight Collect conversion device is arranged on by upper bracket and undersetting on the tank car of splendid attire molten iron container, intelligent display control device is arranged on the indoor and blast furnace casting service platform of ground monitoring under stove, on the tank car that current collecting equipment is arranged on splendid attire molten iron container and ground, the A/D converting unit of the collecting unit of intelligent display control device, the amplifying unit of intelligent display control device and intelligent display control device is provided with in unit weight Collect conversion device, the collecting unit of intelligent display control device is electrical equipment unit's zoarium of the limit, switch and sensor, or sensor combinations body, to be arranged on undersetting and to be articulated and connected with upper bracket, upper bracket is fixedly connected on the parts that tank car can move up and down, undersetting is fixedly connected on the parts that tank car can not move up and down.
Current collecting equipment is provided with slip and brush, and slip is connected with unit weight Collect conversion device delivery port by data line with one end of brush, and the other end is connected with intelligent display control device input aperture by data line.
Intelligent display control device is provided with intelligent digital table, hummer and system selector switch, is arranged on the service platform that taps a blast furnace and ground monitoring indoor under stove.
Molten iron weight-limited control method of the present invention and Controlling System device thereof, have design ingenious, simple to operate, easy to maintenance, reliable, invest less, that maintenance cost is low feature, significantly can alleviate the labour intensity of workman, improve safe operation coefficient, reduce the cost allowance that steel making working procedure rolls over sheet iron strip, the environmental problem avoiding folding iron to cause, realize accurately with less input and maintenance cost, control safely to tap a blast furnace.
Accompanying drawing explanation
Fig. 1 is molten iron weight-limiting control system apparatus structure schematic diagram;
In figure: 1 is upper bracket, 2 is unit weight Collect conversion devices, 3 is current collecting equipments, 4 is intelligent display control devices, 5 is undersettings, 6 is collecting units of intelligent display control device, 7 is amplifying units of intelligent display control device, 8 is A/D converting units of intelligent display control device, 9 is slips of portable current collecting equipment, 10 is brushes of portable current collecting equipment, 11 is intelligent digital tables of intelligent display control device, 12 is hummers of intelligent display control device, 13 is system selector switches of intelligent display control device, 14 is parts that tank car can move up and down, 15 is parts that tank car can not move up and down.
Embodiment
Molten iron weight-limited control method of the present invention and Controlling System device thereof are achieved in that and illustrate below in conjunction with accompanying drawing.
Molten iron weight-limited control method of the present invention, it is the characteristic utilizing the draught of spring on splendid attire molten iron container tank car and the volume change linear proportional example relation of splendid attire molten iron container, the stroke moved down by direct-detection tank car or its stroke is converted into weight, the means such as pressure carry out indirect detection, through gathering, amplify, output voltage values or current value after A/D conversion, the actual numerical quantity display of tapping a blast furnace of blast furnace is exported again through intelligent display control device, tap a blast furnace the pre-alarm sound of freight weight limit, alarm sound after overweight, being certainly dynamically connected between unit weight Collect conversion device and intelligent display control device is realized by current collecting equipment, or by artificial connection plug, the manual connection realized between unit weight Collect conversion device and intelligent display control device of mode of socket.
See Fig. 1, molten iron weight-limiting control system device of the present invention, by upper bracket 1, unit weight Collect conversion device 2, current collecting equipment 3, intelligent display control device 4, undersetting 5, the collecting unit 6 of intelligent display control device, the amplifying unit 7 of intelligent display control device, the A/D converting unit 8 of intelligent display control device, the slip 9 of current collecting equipment, the brush 10 of current collecting equipment, the intelligent digital table 11 of intelligent display control device, the hummer 12 of intelligent display control device, the system selector switch 13 of intelligent display control device, the parts 14 that tank car can move up and down and the parts 15 that tank car can not move up and down form, unit weight Collect conversion device 2 is arranged on the tank car of splendid attire molten iron container by upper bracket 1 and undersetting 5, intelligent display control device 4 is arranged on the indoor and blast furnace casting service platform of ground monitoring under stove, on the tank car that current collecting equipment 3 is arranged on splendid attire molten iron container and ground.
The collecting unit 6 of intelligent display control device, the amplifying unit 7 of intelligent display control device, the A/D converting unit 8 of intelligent display control device is provided with in unit weight Collect conversion device 2, the collecting unit 6 of intelligent display control device is all kinds of limit, switch, sensor electrical equipment unit zoarium, or preferred sensor molectron, output voltage values or current value, to be arranged on undersetting 5 and to be articulated and connected with upper bracket 1.
Upper bracket 1 is fixedly connected on the parts 14 that tank car can move up and down.
Undersetting 5 is fixedly connected on the parts 15 that tank car can not move up and down.
Current collecting equipment 3 is provided with slip 9 and brush 10, and slip 9 is connected with unit weight Collect conversion device 2 delivery port by data line with one end of brush 10, and the other end is connected with intelligent display control device 4 input aperture by data line.
Intelligent display control device 4 is provided with intelligent digital table 11, hummer 12 and system selector switch 13, to be arranged on the service platform that taps a blast furnace and under stove, ground monitoring indoor realize two places and monitor simultaneously, received voltage or the current value of the output of unit weight Collect conversion device 2 by current collecting equipment 3 or manual method of attachment, export weight of molten iron displayed value and overload alarm sound.
The present invention utilizes the characteristic of the draught of spring on splendid attire molten iron container tank car and the volume change linear proportional example relation of splendid attire molten iron container, the stroke moved down by direct-detection tank car or its stroke is converted into weight, the means such as pressure carry out indirect detection, through gathering, amplify, output voltage values or current value after A/D conversion, the actual numerical quantity display of tapping a blast furnace of blast furnace is exported again through intelligent display control device, tap a blast furnace the pre-alarm sound of freight weight limit, alarm sound after overweight, the input of unit weight Collect conversion device, output can realize automatically controlling by current collecting equipment, also can by artificial connection plug, the mode of socket realizes hand control.
Unit weight Collect conversion device 2, slip 9 and brush 10 are arranged on tank car and run with car, intelligent display control device 4, brush 10 and slip 9 to be arranged under blast furnace on ground or to tap a blast furnace on service platform, to tap a blast furnace after being parked in below blast furnace iron notch by iron flask before operation slip and brush oneself to be dynamically connected conducting, after tank car sails out of iron notch position, slip is separated disconnection automatically with brush, also plug can be passed through, the mode of socket carries out manually connecting the connection and disconnection that realize between unit weight Collect conversion device 2 and intelligent display control device 4, freight weight limit pre-alarm value and overload alarm value can be preset by intelligent display control device 4, when iron water amount in splendid attire molten iron container reaches pre-alarm set(ting)value, hummer 12 can be sounded until after tank car sails out of, intelligent display control device 4 can show the molten iron value handled easily in splendid attire molten iron container in real time.
Molten iron weight-limited control method of the present invention and Controlling System device thereof, have method ingenious, simple to operate, easy to maintenance, reliable, invest less, that maintenance cost is low feature, significantly can alleviate the labour intensity of workman, improve safe operation coefficient, reduce steel making working procedure folding sheet iron strip cost allowance, avoid rolling over the environmental problem that iron causes, realize accurately with less input and maintenance cost, safety tap a blast furnace.
Claims (4)
1. a molten iron weight-limited control method, it is characterized in that: be the characteristic utilizing the draught of spring on splendid attire molten iron container tank car and the volume change linear proportional example relation of splendid attire molten iron container, the stroke moved down by direct-detection tank car or its stroke is converted into weight, the means such as pressure carry out indirect detection, through gathering, amplify, output voltage values or current value after A/D conversion, the actual numerical quantity display of tapping a blast furnace of blast furnace is exported again through intelligent display control device, tap a blast furnace the pre-alarm sound of freight weight limit, alarm sound after overweight, being certainly dynamically connected between unit weight Collect conversion device and intelligent display control device is realized by current collecting equipment, or by artificial connection plug, the manual connection realized between unit weight Collect conversion device and intelligent display control device of mode of socket.
2. a molten iron weight-limiting control system device, is characterized in that: be by upper bracket (1), unit weight Collect conversion device (2), current collecting equipment (3), intelligent display control device (4), undersetting (5), the collecting unit (6) of intelligent display control device, the amplifying unit (7) of intelligent display control device, the A/D converting unit (8) of intelligent display control device, the slip (9) of current collecting equipment, the brush (10) of current collecting equipment, the intelligent digital table (11) of intelligent display control device, the hummer (12) of intelligent display control device, the system selector switch (13) of intelligent display control device, the parts (14) that tank car can move up and down and the parts (15) that tank car can not move up and down composition, unit weight Collect conversion device (2) is arranged on the tank car of splendid attire molten iron container by upper bracket (1) and undersetting (5), intelligent display control device (4) is arranged on the indoor and blast furnace casting service platform of ground monitoring under stove, on the tank car that current collecting equipment (3) is arranged on splendid attire molten iron container and ground, the A/D converting unit (8) of the collecting unit (6) of intelligent display control device, the amplifying unit (7) of intelligent display control device and intelligent display control device is provided with in unit weight Collect conversion device (2), the collecting unit (6) of intelligent display control device is the limit, the electrical equipment unit of switch and sensor is fit, or sensor combinations body, be arranged on undersetting (5) and go up and be articulated and connected with upper bracket (5), upper bracket (5) is fixedly connected on the parts (14) that tank car can move up and down, undersetting (5) is fixedly connected on the parts (15) that tank car can not move up and down.
3. molten iron weight-limiting control system device according to claim 2, it is characterized in that: on current collecting equipment (3), be provided with slip (9) and brush (10), slip (9) is connected with unit weight Collect conversion device (2) delivery port by data line with one end of brush (10), and the other end is connected with intelligent display control device (4) input aperture by data line.
4. molten iron weight-limiting control system device according to claim 2, it is characterized in that: on intelligent display control device (4), be provided with intelligent digital table (11), hummer (12) and system selector switch (13), be arranged on the service platform that taps a blast furnace and ground monitoring indoor under stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410843563.7A CN104561421B (en) | 2014-12-31 | 2014-12-31 | Molten iron freight weight limit control method and control system device thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410843563.7A CN104561421B (en) | 2014-12-31 | 2014-12-31 | Molten iron freight weight limit control method and control system device thereof |
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| CN104561421A true CN104561421A (en) | 2015-04-29 |
| CN104561421B CN104561421B (en) | 2016-05-04 |
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| CN201410843563.7A Active CN104561421B (en) | 2014-12-31 | 2014-12-31 | Molten iron freight weight limit control method and control system device thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367657A (en) * | 2021-12-08 | 2022-04-19 | 鞍钢股份有限公司 | Torpedo ladle iron folding speed control method based on hot metal ladle weighing |
| CN116240322A (en) * | 2023-03-17 | 2023-06-09 | 中冶赛迪信息技术(重庆)有限公司 | Method, device, equipment and storage medium for judging cutting of blast furnace tank |
| CN116240322B (en) * | 2023-03-17 | 2024-10-18 | 中冶赛迪信息技术(重庆)有限公司 | Method, device, equipment and storage medium for judging cutting of blast furnace tank |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2869027Y (en) * | 2006-02-16 | 2007-02-14 | 盐城阿萨诺称重技术有限公司 | Blast furnace molten iron weighing apparatus |
| CN101354279A (en) * | 2007-07-25 | 2009-01-28 | 宝山钢铁股份有限公司 | Method for computing liquid surface by hot metal ladle car weight |
| CN202921906U (en) * | 2012-11-29 | 2013-05-08 | 河南省中原内配股份有限公司 | Molten iron online weighing device |
| CN103389147A (en) * | 2012-05-07 | 2013-11-13 | 四川欧润特软件科技有限公司 | Large-tonnage rail weighing detection system |
| CN103627831A (en) * | 2013-10-26 | 2014-03-12 | 芜湖新兴铸管有限责任公司 | On-line weighing system for molten iron |
| CN103824166A (en) * | 2014-03-12 | 2014-05-28 | 济钢集团有限公司 | Automatic measurement method and automatic measurement system of molten iron in torpedo ladle |
| CN204369912U (en) * | 2014-12-31 | 2015-06-03 | 王铁刚 | Molten iron weight-limiting control system device |
-
2014
- 2014-12-31 CN CN201410843563.7A patent/CN104561421B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2869027Y (en) * | 2006-02-16 | 2007-02-14 | 盐城阿萨诺称重技术有限公司 | Blast furnace molten iron weighing apparatus |
| CN101354279A (en) * | 2007-07-25 | 2009-01-28 | 宝山钢铁股份有限公司 | Method for computing liquid surface by hot metal ladle car weight |
| CN103389147A (en) * | 2012-05-07 | 2013-11-13 | 四川欧润特软件科技有限公司 | Large-tonnage rail weighing detection system |
| CN202921906U (en) * | 2012-11-29 | 2013-05-08 | 河南省中原内配股份有限公司 | Molten iron online weighing device |
| CN103627831A (en) * | 2013-10-26 | 2014-03-12 | 芜湖新兴铸管有限责任公司 | On-line weighing system for molten iron |
| CN103824166A (en) * | 2014-03-12 | 2014-05-28 | 济钢集团有限公司 | Automatic measurement method and automatic measurement system of molten iron in torpedo ladle |
| CN204369912U (en) * | 2014-12-31 | 2015-06-03 | 王铁刚 | Molten iron weight-limiting control system device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367657A (en) * | 2021-12-08 | 2022-04-19 | 鞍钢股份有限公司 | Torpedo ladle iron folding speed control method based on hot metal ladle weighing |
| CN114367657B (en) * | 2021-12-08 | 2023-07-14 | 鞍钢股份有限公司 | Torpedo ladle iron folding speed control method based on hot metal ladle weighing |
| CN116240322A (en) * | 2023-03-17 | 2023-06-09 | 中冶赛迪信息技术(重庆)有限公司 | Method, device, equipment and storage medium for judging cutting of blast furnace tank |
| CN116240322B (en) * | 2023-03-17 | 2024-10-18 | 中冶赛迪信息技术(重庆)有限公司 | Method, device, equipment and storage medium for judging cutting of blast furnace tank |
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| CN104561421B (en) | 2016-05-04 |
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