CN108655383A - A kind of high efficiente callback breakage hot-metal bottle residual heat system and method - Google Patents
A kind of high efficiente callback breakage hot-metal bottle residual heat system and method Download PDFInfo
- Publication number
- CN108655383A CN108655383A CN201710196162.0A CN201710196162A CN108655383A CN 108655383 A CN108655383 A CN 108655383A CN 201710196162 A CN201710196162 A CN 201710196162A CN 108655383 A CN108655383 A CN 108655383A
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- Prior art keywords
- hot
- metal bottle
- cold
- air
- air duct
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/005—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like with heating or cooling means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The present invention relates to a kind of high efficiente callback breakage hot-metal bottle residual heat systems, including hot-metal bottle, hot-metal ladle and carriage, hanging apparatus, retracting device cover, partition board, cold air flow nozzle, hot wind bleeder, cold air system, hot air recycling system;Retracting device cover is lifted by hanging apparatus, partition board is equipped in the middle part of retracting device cover, partition board side is equipped with cold air flow nozzle, and the other side is equipped with hot wind bleeder, cold air flow nozzle connects cold air system, and hot wind bleeder connects hot air recycling system;Hot-metal bottle and hot-metal ladle and carriage are arranged below retracting device cover.The present invention recycles the molten iron tank body residual heat and energy of the Awaiting Overhauls such as breakage, can not only save and molten iron tank body is waited for be placed on the time cooling in air, shortens the hot-metal bottle repair time, improves hot-metal bottle week transfer efficient.It can also solve the problems, such as that the self-contained energy of the hot-metal bottle of the Awaiting Overhauls such as breakage can not recycle, improve efficiency of energy utilization.
Description
Technical field
The present invention relates to a kind of high efficiente callbacks to utilize the system and method for damaged molten iron tank body residual heat and energy to be repaired.It is suitable for
The hot-metal bottle of the offline equal Awaiting Overhauls of smelter, belongs to metallurgical industry residual heat and energy resource recycling field.
Background technology
With the development of society, energy problem is particularly important.It is rationally generated using smelter itself a large amount of rich
Hot waste energy resource of having more than needed has become urgent problem to be solved.Iron-smelting is main big power consumer in iron and steel enterprise, and energy consumption is about
Account for 50% or more of total energy consumption.During production run, although hot-metal bottle is individually not energy consumption equipment, damaged molten iron
Tank but carries the higher heat of temperature before maintenance, and there is presently no be recycled.Therefore, damaged hot-metal bottle is recycled
Self-contained heat has more important meaning.
After converter iron making, partial molten iron tank is since different degrees of damage occur in tank mouth or tank body, it cannot be guaranteed that normally
Accept the requirement of molten iron.Hot-metal bottle overhaul shop can only be passed to repair.Currently, damaged hot-metal bottle is transported to tool car
Between after, since pot temperature is excessively high, cannot at once place under repair to damaged portion, can only place in air pass through the long period
It can just be overhauled after natural cooling.This not only affects the running efficiency of hot-metal bottle, also creates remaining in hot-metal bottle
The waste of residual heat resources.
Invention content
Technical problem to be solved by the invention is to provide a kind of high efficiente callback breakage hot-metal bottle residual heat system and methods, make
The self-contained a large amount of residual heat and energies having of the molten iron tank body of the Awaiting Overhauls such as breakage obtain effective and reasonable utilization, effective recycling
The self-contained a large amount of residual heat and energy resources of the molten iron tank bodies of the Awaiting Overhauls such as breakage, can shorten the repair time of hot-metal bottle, carry
All transfer efficients of high hot-metal bottle.
To achieve the above object, the present invention is realized using following technical scheme:
A kind of high efficiente callback breakage hot-metal bottle residual heat system, including hot-metal bottle, hot-metal ladle and carriage, hanging apparatus, retracting device
Cover, partition board, cold air flow nozzle, hot wind bleeder, cold air system, hot air recycling system;Retracting device cover is logical
Hanging apparatus lifting is crossed, partition board is equipped in the middle part of retracting device cover, partition board side is equipped with cold air flow nozzle, and the other side is equipped with
Hot wind bleeder, cold air flow nozzle connect cold air system, and hot wind bleeder connects hot air recycling system;Hot-metal bottle
And hot-metal ladle and carriage is arranged below retracting device cover;Cold air system includes along the sequentially connected drum in flow of cold air direction
Wind turbine, hypomere cold-air duct, epimere cold-air duct, hypomere cold-air duct and epimere cold-air duct are connected by flange
It connects;Hot air recycling system includes along the sequentially connected epimere hot air duct in hot wind flow direction, hypomere hot air duct, dedusting
Device, waste-heat recovery device, air-introduced machine, exhaust duct, epimere hot air duct and hypomere hot air duct pass through flanged joint.
The hanging apparatus includes the column being arranged in retracting device cover both sides, and column is lifted equipped with retracting device
Mechanism, retracting device elevating mechanism are connect with retracting device cover.
The hanging apparatus is overhead traveling crane.
The partition board is the refractory metal plate that surrounding is wrapped in asbestos fibre.
The cover attachment device for lifting is equipped with above the retracting device cover.
The waste-heat recovery device uses vehicle-mounted form or fixed form, external heating equipment.
A kind of method of high efficiente callback breakage hot-metal bottle waste heat, by converter iron making after, be judged as needing to overhaul broken
The hot-metal bottle and hot-metal ladle and carriage of damage are returned to together between hot-metal bottle maintenance, and the hot-metal ladle and carriage for being loaded with hot-metal bottle is parked in waste-heat recovery device
Under cover;Waste-heat recovery device cover is fallen, is tightly contacted with hot-metal bottle, hot-metal bottle is divided into two regions, epimere by partition board
Cold-air duct and hypomere cold-air duct are connected and fixed with flange, epimere hot air duct and hypomere hot air duct flanged joint
Fixed, cold air through hypomere cold-air duct, epimere cold-air duct, molten iron is entered by cold air flow nozzle by air blower
In tank, after the tank skin heat exchange of hot-metal bottle side, the other side of hot-metal bottle is flowed into from partition board bottom, the tank skin with the other side
Carry out heat exchange, after heat exchange, hot wind under the action of air-introduced machine, successively via hot wind bleeder, epimere hot air duct, under
Section hot air duct enters deduster;Hot wind enters by dedusting in waste-heat recovery device in hot wind bleeder, deduster, with
Heat transferring medium in waste-heat recovery device carries out heat exchange, and heat is recycled, and hot wind is cooled, and sky is discharged by exhaust duct
In gas, waste-heat recovery device cements out the Btu utilization phase-change thermal storage technology of recycling or conduction oil mode, for heating
Heating equipment.
Compared with prior art, the beneficial effects of the invention are as follows:
The present invention recycles the molten iron tank body residual heat and energy of the Awaiting Overhauls such as breakage, can not only save and molten iron tank body is waited for place
The cooling time in air shortens the hot-metal bottle repair time, improves hot-metal bottle week transfer efficient.It is to be checked can also to solve breakage etc.
The problem of self-contained energy of the hot-metal bottle repaiied can not recycle, improves efficiency of energy utilization.
Description of the drawings
Fig. 1 is the damaged hot-metal bottle residual heat system schematic diagram of recycling.
Fig. 2 is the damaged hot-metal bottle cover schematic device of recycling.
In figure:1-hot-metal bottle;2-cold air flow nozzles;3-hot wind bleeders;4-partition boards;5-retracting devices
Cover;6-retracting device elevating mechanisms;7-columns;8-epimere cold-air ducts;9-air blowers;10-epimere hot blast pipes
Road;11-dedusters;12-air-introduced machines;13-waste-heat recovery devices;14-hot-metal ladle and carriages;15-cover attachment devices;16—
Flange;17-hypomere cold-air ducts;18-hypomere hot air ducts;19-exhaust ducts.
Specific implementation mode
The specific implementation mode of the present invention is further illustrated below in conjunction with the accompanying drawings:
Such as Fig. 1-Fig. 2, a kind of high efficiente callback breakage hot-metal bottle residual heat system, including hot-metal bottle 1, hot-metal ladle and carriage 14, lifting
Device, retracting device cover 5, partition board 4, cold air flow nozzle 2, hot wind bleeder 3, cold air system, sirocco reclamation system
System;Retracting device cover 5 is connect by the cover attachment device 15 that 5 top of retracting device cover is equipped with hanging apparatus, by hanging
Assembling device lifts.
Hanging apparatus includes the column 7 being arranged in 5 both sides of retracting device cover, and column 7 is equipped with retracting device elevator
Structure 6, retracting device elevating mechanism 6 are connect with retracting device cover 5.
5 middle part of retracting device cover is equipped with partition board 4, and partition board 4 is the refractory metal plate that surrounding is wrapped in asbestos fibre.Every
4 side of plate is equipped with cold air flow nozzle 2, and the other side is equipped with hot wind bleeder 3, and cold air flow nozzle 2 connects cold air
System, hot wind bleeder 3 connect hot air recycling system;Hot-metal bottle 1 and hot-metal ladle and carriage 14 are arranged under retracting device cover 5
Side.Hot-metal bottle 1 is damaged hot-metal bottle.
Cold air system include along the sequentially connected air blower 9 in flow of cold air direction, hypomere cold-air duct 17, on
Section cold-air duct 8, hypomere cold-air duct 17 and epimere cold-air duct 8 are connected by flange 16;Hot air recycling system packet
It includes along the sequentially connected epimere hot air duct 10 in hot wind flow direction, hypomere hot air duct 18, deduster 11, waste heat recovery dress
13, air-introduced machine 12, exhaust duct 19 are set, epimere hot air duct 10 and hypomere hot air duct 18 are connected by flange 16;Waste heat recovery
Device 13 uses vehicle-mounted form or fixed form, external heating equipment.
Hanging apparatus can also use overhead traveling crane, using steel wire rope by retracting device cover 5 by cover attachment device 15 with
Overhead traveling crane connects.
A kind of method of high efficiente callback breakage hot-metal bottle waste heat, by converter iron making after, be judged as needing to overhaul broken
The hot-metal bottle 1 and hot-metal ladle and carriage 14 of damage are returned to together between hot-metal bottle maintenance.The hot-metal ladle and carriage 14 for being loaded with hot-metal bottle 1 is parked in waste heat time
Under receiving apparatus cover 5.Waste-heat recovery device cover 5 is fallen, is tightly contacted with hot-metal bottle 1.Hot-metal bottle 1 is divided into two by partition board 4
A region.Epimere cold-air duct 8 and hypomere cold-air duct 17 are connected and fixed with flange 16, epimere hot air duct 10 and hypomere
Hot air duct 18 is connected and fixed with flange 16.Air blower 9 by cold air through hypomere cold-air duct 17, epimere cold-air duct 8,
It is entered in hot-metal bottle 1 by cold air flow nozzle 2.After the tank skin heat exchange of 1 side of hot-metal bottle, it is flowed into from 4 bottom of partition board
The other side of hot-metal bottle 1 carries out heat exchange with the tank skin of the other side.Hot wind is under the action of air-introduced machine 12 after heat exchange, according to
It is secondary to enter deduster 11 via hot wind bleeder 3, epimere hot air duct 10, hypomere hot air duct 18.Wherein, hot wind outflow dress
It sets 3 and plays certain dustproof function.Hot wind enters by dedusting in waste-heat recovery device 13 in deduster 11, with waste heat recovery
Heat transferring medium in device 13 carries out heat exchange, and heat is recycled, and hot wind is cooled, and air is discharged by exhaust duct 19
In.Waste-heat recovery device 13 cements out the modes such as the Btu utilization phase-change thermal storage technology of recycling or conduction oil, for adding
Hot water or small plant, venue heat supply in winter.
Embodiment 1:
After converter iron making, there is breakage and needs to overhaul in the hot-metal bottle of 1 counterweight, 100 tons of molten iron.Its tank wall temperature
About 1400 DEG C, tank skin waste heat is recycled by residual heat system, and temperature is reduced to 300 DEG C, and the heat of recycling is about
548615.4kJ;Air is heated to 200 DEG C from room temperature, has 2756.3m3Air heated.It is returned using phase-change thermal storage technology
This partial heat is heated bath hot water, water is heated to 42 DEG C from 15 DEG C, about heats 4.86 by the heat for receiving 200 DEG C of air
Ton water, saves the steam about 761kg used as the traditional heating mode of heat source using 0.8MPa saturated vapors, according to 28 yuan/GJ
Steam price calculates, and the hot-metal bottle of 100 tons of molten iron of each counterweight about saves 58 yuan.
Embodiment 2:
After converter iron making, there is breakage and needs to overhaul in the hot-metal bottle of 1 counterweight, 120 tons of molten iron.Its tank wall temperature
About 1400 DEG C, tank skin waste heat is recycled by residual heat system, and temperature is reduced to 300 DEG C, and the heat of recycling is about
658338.5kJ;Air is heated to 200 DEG C from room temperature, has 3307.6m3Air heated.It is returned using phase-change thermal storage technology
This partial heat is heated bath hot water, water is heated to 42 DEG C from 15 DEG C, about heats 5.82 by the heat for receiving 200 DEG C of air
Ton water, saves the steam about 914kg used as the traditional heating mode of heat source using 0.8MPa saturated vapors, according to 28 yuan/GJ
Steam price calculates, and the hot-metal bottle of 100 tons of molten iron of each counterweight about saves 70 yuan.
Described above is only the basic principle of the present invention, is not imposed any restrictions to the present invention, every right according to the present invention
It carries out equivalent variations and modification, within the scope of the art of this patent protection scheme.
Claims (7)
1. a kind of high efficiente callback breakage hot-metal bottle residual heat system, including hot-metal bottle, hot-metal ladle and carriage, hanging apparatus;It is characterized in that,
The damaged hot-metal bottle residual heat system of the recycling further includes:Retracting device cover, partition board, cold air flow nozzle, hot wind outflow dress
It sets, cold air system, hot air recycling system;Retracting device cover is lifted by hanging apparatus, is equipped in the middle part of retracting device cover
Partition board, partition board side are equipped with cold air flow nozzle, and the other side is equipped with hot wind bleeder, and cold air flow nozzle connects cold sky
Gas system, hot wind bleeder connect hot air recycling system;Hot-metal bottle and hot-metal ladle and carriage are arranged below retracting device cover;It is cold
Air system include along the sequentially connected air blower in flow of cold air direction, hypomere cold-air duct, epimere cold-air duct,
Hypomere cold-air duct and epimere cold-air duct pass through flanged joint;Hot air recycling system include along hot wind flow direction according to
Epimere hot air duct, hypomere hot air duct, deduster, waste-heat recovery device, air-introduced machine, the exhaust duct of secondary connection, epimere hot wind
Pipeline and hypomere hot air duct pass through flanged joint.
2. a kind of high efficiente callback breakage hot-metal bottle residual heat system according to claim 1, which is characterized in that the lifting
Device includes the column being arranged in retracting device cover both sides, and column is equipped with retracting device elevating mechanism, retracting device lifting
Mechanism is connect with retracting device cover.
3. a kind of high efficiente callback breakage hot-metal bottle residual heat system according to claim 1, which is characterized in that the lifting dress
It is set to overhead traveling crane.
4. a kind of high efficiente callback breakage hot-metal bottle residual heat system according to claim 1, which is characterized in that the partition board
The refractory metal plate of asbestos fibre is wrapped in for surrounding.
5. a kind of high efficiente callback breakage hot-metal bottle residual heat system according to claim 1, which is characterized in that the recycling
The shelf jar side of covering is equipped with the cover attachment device for lifting.
6. a kind of high efficiente callback breakage hot-metal bottle residual heat system according to claim 1, which is characterized in that the waste heat
Retracting device uses vehicle-mounted form or fixed form, external heating equipment.
7. a kind of method of high efficiente callback breakage hot-metal bottle waste heat according to claim 1, which is characterized in that convert converter
After iron, it is judged as that the hot-metal bottle overhauled and hot-metal ladle and carriage is needed to return to together between hot-metal bottle maintenance, is loaded with hot-metal bottle
Hot-metal ladle and carriage is parked under waste-heat recovery device cover;Waste-heat recovery device cover is fallen, is tightly contacted with hot-metal bottle, partition board will
Hot-metal bottle is divided into two regions, and epimere cold-air duct and hypomere cold-air duct are connected and fixed with flange, epimere hot air duct
Be connected and fixed with flange with hypomere hot air duct, air blower by cold air through hypomere cold-air duct, epimere cold-air duct, by
Cold air flow nozzle enters in hot-metal bottle, and after the tank skin heat exchange of hot-metal bottle side, hot-metal bottle is flowed into from partition board bottom
Other side, carry out heat exchange with the tank skin of the other side, after heat exchange, hot wind is under the action of air-introduced machine, successively via heat
Wind bleeder, epimere hot air duct, hypomere hot air duct enter deduster;Hot wind passes through in hot wind bleeder, deduster
It crosses dedusting to enter in waste-heat recovery device, heat exchange is carried out with the heat transferring medium in waste-heat recovery device, heat is recycled,
Hot wind is cooled, is discharged into air by exhaust duct, waste-heat recovery device, by the Btu utilization phase-change thermal storage technology of recycling or
Conduction oil mode cements out, for heating heating equipment.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710196162.0A CN108655383B (en) | 2017-03-29 | 2017-03-29 | System and method for recovering waste heat of damaged hot metal ladle |
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CN201710196162.0A CN108655383B (en) | 2017-03-29 | 2017-03-29 | System and method for recovering waste heat of damaged hot metal ladle |
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CN108655383A true CN108655383A (en) | 2018-10-16 |
CN108655383B CN108655383B (en) | 2020-02-18 |
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CN2139217Y (en) * | 1992-08-12 | 1993-07-28 | 丁宝太 | Firing self-combustion type refuse incinerator |
CN101042281A (en) * | 2007-04-27 | 2007-09-26 | 鞍山绿冶热能工程技术有限公司 | Sintering machine cooling circulation exhaust gas residual heat utilization system |
CN101614484A (en) * | 2008-05-20 | 2009-12-30 | 杨栋 | The exhaust heat recovering method of non-ferrous metal smelting furnace and device |
DE102008042540A1 (en) * | 2008-10-01 | 2010-04-15 | Gvp Gesellschaft Zur Vermarktung Der Porenbrennertechnik Mbh | Molten metal receiving vessel, e.g. casting spout or transport ladle, comprises double-walled vessel heated by burner supplying hot exhaust gas to space between vessel walls |
CN103234373A (en) * | 2013-03-26 | 2013-08-07 | 中山市多创电器设备有限公司 | Energy-saving waste heat recovery air heater for boiler |
CN102719622B (en) * | 2011-03-29 | 2014-11-05 | 鞍钢股份有限公司 | Method for recycle of steel-making casting-remnant heat-state steel slag |
CN205026636U (en) * | 2015-08-02 | 2016-02-10 | 冯培永 | Energy -concerving and environment -protective equipment of boiler waste heat recovery |
CN205869457U (en) * | 2016-07-19 | 2017-01-11 | 中冶长天国际工程有限责任公司 | Recoverable radiating hot metal bottle conveyer |
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2017
- 2017-03-29 CN CN201710196162.0A patent/CN108655383B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2139217Y (en) * | 1992-08-12 | 1993-07-28 | 丁宝太 | Firing self-combustion type refuse incinerator |
CN101042281A (en) * | 2007-04-27 | 2007-09-26 | 鞍山绿冶热能工程技术有限公司 | Sintering machine cooling circulation exhaust gas residual heat utilization system |
CN101614484A (en) * | 2008-05-20 | 2009-12-30 | 杨栋 | The exhaust heat recovering method of non-ferrous metal smelting furnace and device |
DE102008042540A1 (en) * | 2008-10-01 | 2010-04-15 | Gvp Gesellschaft Zur Vermarktung Der Porenbrennertechnik Mbh | Molten metal receiving vessel, e.g. casting spout or transport ladle, comprises double-walled vessel heated by burner supplying hot exhaust gas to space between vessel walls |
CN102719622B (en) * | 2011-03-29 | 2014-11-05 | 鞍钢股份有限公司 | Method for recycle of steel-making casting-remnant heat-state steel slag |
CN103234373A (en) * | 2013-03-26 | 2013-08-07 | 中山市多创电器设备有限公司 | Energy-saving waste heat recovery air heater for boiler |
CN205026636U (en) * | 2015-08-02 | 2016-02-10 | 冯培永 | Energy -concerving and environment -protective equipment of boiler waste heat recovery |
CN205869457U (en) * | 2016-07-19 | 2017-01-11 | 中冶长天国际工程有限责任公司 | Recoverable radiating hot metal bottle conveyer |
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