CN106111963B - A kind of pre- anti-oxidation treatment device of molten iron - Google Patents
A kind of pre- anti-oxidation treatment device of molten iron Download PDFInfo
- Publication number
- CN106111963B CN106111963B CN201610570927.8A CN201610570927A CN106111963B CN 106111963 B CN106111963 B CN 106111963B CN 201610570927 A CN201610570927 A CN 201610570927A CN 106111963 B CN106111963 B CN 106111963B
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- molten iron
- hot
- metal bottle
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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
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
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Abstract
A kind of pre- anti-oxidation treatment device of molten iron, including smelting furnace, hot-metal bottle, air supply system and molten steel retracting device, the side-lower of the smelting furnace is provided with ladle, the lower end of the ladle is provided with the first molten iron pipeline being connected with hot-metal bottle, the air supply system is connected by steam line with hot-metal bottle, and the side of smelting furnace is provided with waste-heat recovery device；The lower end of smelting furnace is provided with switching mechanism, and switching mechanism is connected with the ladle above its side；The opposite side of smelting furnace is provided with hot-metal bottle, and the side of hot-metal bottle, which is provided with, connects molten iron bakie；Partition plate is provided with hot-metal bottle, hot-metal bottle can be divided into two layers up and down by partition plate under the action of transmission mechanism；Hot-metal bottle is separated into two layers by partition plate, molten iron unnecessary in sheaf space can under the influence of air pressure imported into molten steel retracting device and is recycled on hot-metal bottle, reduce the waste of resource；Air supply system can provide inert gas, reduce molten iron top layer and aoxidized, lift the quality of product.
Description
Technical field
The present invention relates to precision casting to process field, especially a kind of pre- anti-oxidation treatment device of molten iron.
Background technology
Precision casting process field, be unable to do without casting forging and melting processing, after raw material melting temperature compared with
Height, easily occurs oxidation reaction with the oxygen in air, influences the quality of product, if if not handling, the metal meeting after melting
Trapped oxide and other impurities, causes the quality of product to decline or do not reach expected result, after traditional Metal Melting
Cooled down, the cooling of traditional molten iron is that substantial amounts of molten iron is arranged in a cooling chamber, molten iron is stood cooling, this cold
But the cooling velocity of mode molten iron is slow, and crust is slow, and molten iron can produce to some extent with air contact during cooling
Anger bubble, has seriously affected the quality of steel, thus needs to carry out some improvement to common processing technology.
The present invention is exactly for the improvement for solving problem above and carrying out.
The content of the invention
The object of the present invention is to provide one kind to prevent molten iron oxidation, and timely processing oxide is recycled, and improves production
A kind of pre- anti-oxidation treatment device of molten iron of quality.
The present invention is that technical solution is used by solving its technical problem：
A kind of pre- anti-oxidation treatment device of molten iron, including smelting furnace, hot-metal bottle, air supply system and molten steel retracting device, it is described
The side-lower of smelting furnace is provided with ladle, and the lower end of the ladle is provided with the first molten iron pipeline being connected with hot-metal bottle,
The air supply system is connected by steam line with hot-metal bottle, and the molten steel retracting device is by the second molten iron pipeline respectively with
One molten iron pipeline is connected with smelting furnace, and the side of smelting furnace is provided with waste-heat recovery device, and one end of waste-heat recovery device is provided with
Exhaust outlet, the other end of waste-heat recovery device are connected with the flue of smelting furnace upper end；The lower end of smelting furnace is provided with switching mechanism, upset
Mechanism is connected with the ladle above its side, and the upper port of ladle is located at the lower end of molten iron output port, molten iron output port
On be provided with controlled valve, molten iron output port is installed on the side lower end of smelting furnace；The opposite side of smelting furnace is provided with hot-metal bottle, molten iron
The side of tank, which is provided with, connects molten iron bakie, connects molten iron bakie and is connected by the first molten iron pipeline with the side of hot-metal bottle, and first
Inlet valve is provided with molten iron pipeline；Partition plate is provided with hot-metal bottle, partition plate can be under the action of transmission mechanism by hot-metal bottle
It is divided into two layers up and down, the upper sheaf space of hot-metal bottle is provided with two ventilation ports, two ventilation ports of sheaf space on hot-metal bottle
It is connected respectively by steam line with air supply system, cooling device is provided with a steam line of air supply system, is supplied
The other end of system is directly connected by steam line with the upper sheaf space of hot-metal bottle；The side lower end of hot-metal bottle is provided with molten iron and goes out
Mouthful, molten iron is provided with outlet valve in outlet；
Lower end of the molten steel retracting device between smelting furnace and hot-metal bottle；
Further, the partition plate is located at the lower end of the first molten iron pipeline, the second molten iron pipeline and inlet valve and molten iron
The first molten iron pipeline between tank is connected, and recycling valve is provided with the second molten iron pipeline being connected with the first molten iron pipeline；
Specifically, inert gas can be passed through in the air supply system；
Wherein, molten iron bakie is connect between smelting furnace and hot-metal bottle, connects the lower end that molten iron bakie is located at ladle；
The outer ring of first molten iron pipeline and the second molten iron pipeline is both provided with thermal insulation material.
Operation principle is：Inlet valve is opened, the molten iron after melting is poured into by ladle to be connect in molten iron bakie, and molten iron exists
Flowed into along the first molten iron pipeline in hot-metal bottle, when the molten iron in hot-metal bottle highly reaches concordant with the first molten iron pipeline upper end
When, close inlet valve, open transmission mechanism and import partition plate in hot-metal bottle, the molten iron that so far may be aoxidized be left in every
In the space on plate upper strata, open air supply system and inert gas is imported into hot-metal bottle, molten steel retracting device is in supply at this time
Unnecessary molten iron is imported among smelting furnace again under the action of system and carries out secondary use；Open outlet valve and exclude molten iron.
The advantage of the invention is that：Hot-metal bottle is separated into two layers by partition plate, the unnecessary molten iron of upper sheaf space can be by steel
Liquid retracting device imported among smelting furnace and recycles again, and not oxidized molten iron is passed through inertia in lower floor in hot-metal bottle
Gas can ensure that the molten iron of lower floor is not oxidized；Smelting furnace can be recycled unnecessary heat by flue, reduce the wave of resource
Take.
The beneficial effects of the present invention are：
1. being separated into hot-metal bottle two layers by partition plate, molten iron unnecessary in sheaf space can be in the effect of air pressure on hot-metal bottle
Under imported into molten steel retracting device and be recycled, reduce the waste of resource；Air supply system can provide inert gas, subtract
Few molten iron top layer is aoxidized, and lifts the quality of product.
2. cooling device is provided with the steam line of air supply system, the indifferent gas body temperature that will can be flow back into air supply system
Degree reduces, and avoids the change of gas temperature from causing the change of hot-metal bottle upper strata air pressure excessive, maintains continuing for device work
Stablize.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the pre- anti-oxidation treatment device of molten iron proposed by the present invention.
Wherein, 1, smelting furnace, 2, hot-metal bottle, 3, air supply system, 4, molten steel retracting device, 11, waste-heat recovery device, 12, iron
Water bag, 13, switching mechanism, 14, controlled valve, 15, flue, 16, exhaust outlet, 21, partition plate, 22, molten iron outlet, 23, outlet valve
Door, 24, inlet valve, 25, connect molten iron bakie, the 26, first molten iron pipeline, 31, cooling device, the 41, second molten iron pipeline.
Embodiment
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention easy to understand, tie below
Diagram and specific embodiment are closed, the present invention is further explained.
With reference to shown in Fig. 1, a kind of pre- anti-oxidation treatment device of molten iron, including smelting furnace 1, hot-metal bottle 2, air supply system 3 and
Molten steel retracting device 4, the side-lower of the smelting furnace 1 are provided with ladle 12, and the lower end of the ladle 12 is provided with and molten iron
The first molten iron pipeline 26 that tank 2 is connected, the air supply system 3 are connected by steam line with hot-metal bottle 2, the molten steel recycling
Device 4 is connected with the first molten iron pipeline 26 and smelting furnace 1 respectively by the second molten iron pipeline 41, and the side of smelting furnace 1 is provided with remaining
Heat reclamation device 11, one end of waste-heat recovery device 11 are provided with exhaust outlet 16, the other end and the smelting furnace 1 of waste-heat recovery device 11
The flue 15 of upper end is connected；The lower end of smelting furnace 1 is provided with switching mechanism 13, switching mechanism 13 and 12 phase of ladle above its side
Even, the upper port of ladle 12 is located at the lower end of molten iron output port, controlled valve 14, molten iron is provided with molten iron output port
Output port is installed on the side lower end of smelting furnace 1；The opposite side of smelting furnace 1 is provided with hot-metal bottle 2, and the side of hot-metal bottle 2, which is provided with, to be connect
Molten iron bakie 25, connects molten iron bakie 25 and is connected by the first molten iron pipeline 26 with the side of hot-metal bottle 2, the first molten iron pipeline 26
On be provided with inlet valve 24；Partition plate 21 is provided with hot-metal bottle 2, partition plate 21 can be under the action of transmission mechanism by hot-metal bottle 2
It is divided into two layers up and down, the upper sheaf space of hot-metal bottle 2 is provided with two ventilation ports, two ventilation ends of sheaf space on hot-metal bottle 2
Mouth is connected by steam line with air supply system 3 respectively, and cooling device is provided with a steam line of air supply system 3
31, the other end of air supply system 3 is directly connected by steam line with the upper sheaf space of hot-metal bottle 2；The side lower end of hot-metal bottle 2 is set
Molten iron outlet 22 is equipped with, outlet valve 23 is provided with molten iron outlet 22；
Lower end of the molten steel retracting device 4 between smelting furnace 1 and hot-metal bottle 2；
Further, the partition plate 21 is located at the lower end of the first molten iron pipeline 26, the second molten iron pipeline 41 and inlet valve
The first molten iron pipeline 26 between 24 and hot-metal bottle 2 is connected, and is set on the second molten iron pipeline 41 being connected with the first molten iron pipeline 26
It is equipped with recycling valve 42；
Specifically, inert gas can be passed through in the air supply system 3；
Wherein, molten iron bakie 25 is connect between smelting furnace 1 and hot-metal bottle 2, is connect molten iron bakie 25 and is located under ladle 12
End；
The outer ring of first molten iron pipeline 26 and the second molten iron pipeline 41 is both provided with thermal insulation material；
Inlet valve is opened, the molten iron after melting is poured into by ladle to be connect in molten iron bakie, and molten iron is along the first iron
Waterpipe flow into hot-metal bottle in, when the molten iron in hot-metal bottle highly reaches it is concordant with the first molten iron pipeline upper end when, close entrance
Valve, opens transmission mechanism and imports partition plate in hot-metal bottle, the molten iron that so far may be aoxidized has been left in the sky on partition plate upper strata
In, open air supply system and inert gas is imported into hot-metal bottle, molten steel retracting device is under the action of air supply system at this time
Unnecessary molten iron is imported among smelting furnace again and carries out secondary use；Open outlet valve and exclude molten iron；
Hot-metal bottle is separated into two layers by partition plate, the unnecessary molten iron of upper sheaf space can be imported again by molten steel retracting device
Recycled among smelting furnace, for not oxidized molten iron in lower floor, inert gas is passed through in hot-metal bottle can ensure the iron of lower floor
Water is not oxidized；Smelting furnace can be recycled unnecessary heat by flue, reduce the waste of resource；
Hot-metal bottle is separated into two layers by partition plate, molten iron unnecessary in sheaf space can be under the influence of air pressure on hot-metal bottle
It imported into molten steel retracting device and is recycled, reduces the waste of resource；Air supply system can provide inert gas, reduce
Molten iron top layer is aoxidized, and lifts the quality of product；Cooling device is provided with the steam line of air supply system, can will flow back into confession
Inert gas temperature in gas system reduces, and avoids the change of gas temperature from causing the change of hot-metal bottle upper strata air pressure excessive, protects
The continual and steady of device work is held.
Basic principle, main feature and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (3)
1. a kind of pre- anti-oxidation treatment device of molten iron, including smelting furnace (1), hot-metal bottle (2), air supply system (3) and molten steel recycling dress
Put (4), the side-lower of the smelting furnace (1) is provided with ladle (12), and the lower end of the ladle (12) is provided with and hot-metal bottle
(2) the first molten iron pipeline (26) being connected, the air supply system (3) are connected by steam line with hot-metal bottle (2), the steel
Liquid retracting device (4) is connected with the first molten iron pipeline (26) and smelting furnace (1) respectively by the second molten iron pipeline (41), its feature
It is：
The side of smelting furnace (1) is provided with waste-heat recovery device (11), and one end of waste-heat recovery device (11) is provided with exhaust outlet
(16), the other end of waste-heat recovery device (11) is connected with the flue (15) of smelting furnace (1) upper end；The lower end of smelting furnace (1) is provided with
Switching mechanism (13), switching mechanism (13) are connected with the ladle (12) above its side, and the upper port of ladle (12) is located at iron
The lower end of water output port, is provided with controlled valve (14) on molten iron output port, molten iron output port is installed on smelting furnace (1)
Side lower end；The opposite side of smelting furnace (1) is provided with hot-metal bottle (2), and the side of hot-metal bottle (2), which is provided with, connects molten iron bakie (25), connects
Molten iron bakie (25) is connected by the first molten iron pipeline (26) with the side of hot-metal bottle (2), is set on the first molten iron pipeline (26)
It is equipped with inlet valve (24)；Partition plate (21) is provided with hot-metal bottle (2), partition plate (21) can be under the action of transmission mechanism by molten iron
Tank (2) is divided into two layers up and down, and the upper sheaf space of hot-metal bottle (2) is provided with two ventilation ports, the two of sheaf space on hot-metal bottle (2)
A ventilation port is connected by steam line with air supply system (3) respectively, is set on a steam line of air supply system (3)
There is cooling device (31), the other end of air supply system (3) is connected by upper sheaf space of the steam line directly with hot-metal bottle (2)；
The side lower end of hot-metal bottle (2) is provided with molten iron outlet (22), and outlet valve (23) is provided with molten iron outlet (22)；
The molten steel retracting device (4) is located at the lower end between smelting furnace (1) and hot-metal bottle (2)；
Connect molten iron bakie (25) to be located between smelting furnace (1) and hot-metal bottle (2), connect molten iron bakie (25) and be located under ladle (12)
End；
The outer ring of first molten iron pipeline (26) and the second molten iron pipeline (41) is both provided with thermal insulation material.
2. a kind of pre- anti-oxidation treatment device of molten iron as claimed in claim 1, it is characterised in that the partition plate (21) is positioned at the
The lower end of one molten iron pipeline (26), the first molten iron between the second molten iron pipeline (41) and inlet valve (24) and hot-metal bottle (2)
Pipeline (26) is connected, and recycling valve (42) is provided with the second molten iron pipeline (41) being connected with the first molten iron pipeline (26).
3. a kind of pre- anti-oxidation treatment device of molten iron as claimed in claim 1, it is characterised in that in the air supply system (3)
Inert gas can be passed through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610570927.8A CN106111963B (en) | 2016-07-18 | 2016-07-18 | A kind of pre- anti-oxidation treatment device of molten iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610570927.8A CN106111963B (en) | 2016-07-18 | 2016-07-18 | A kind of pre- anti-oxidation treatment device of molten iron |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106111963A CN106111963A (en) | 2016-11-16 |
| CN106111963B true CN106111963B (en) | 2018-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610570927.8A Active CN106111963B (en) | 2016-07-18 | 2016-07-18 | A kind of pre- anti-oxidation treatment device of molten iron |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109341357A (en) * | 2018-09-13 | 2019-02-15 | 嘉善龙翔人造毛绒有限公司 | The air exclusion protective device of the smelting apparatus of artificial lint processing |
| CN110841739B (en) * | 2019-11-26 | 2020-10-30 | 义乌市源德进出口有限公司 | Anti-oxidation device for organic chemistry experiments |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003181624A (en) * | 2001-10-11 | 2003-07-02 | Toshiba Mach Co Ltd | Apparatus and method for supplying molten metal as well as die casting machine |
| KR20070066248A (en) * | 2005-12-21 | 2007-06-27 | 재단법인 포항산업과학연구원 | Ladle preheating system with a oxygen separating device |
| CN201147837Y (en) * | 2007-12-06 | 2008-11-12 | 江苏沙钢集团淮钢特钢有限公司 | Anti-oxidation protector for liquid steel |
| CN203843155U (en) * | 2014-03-18 | 2014-09-24 | 南京云开合金有限公司 | Automatic tipping casting molding device |
| CN205798423U (en) * | 2016-07-18 | 2016-12-14 | 嘉善鑫海精密铸件有限公司 | A kind of pre-anti-oxidation treatment device of molten iron |
-
2016
- 2016-07-18 CN CN201610570927.8A patent/CN106111963B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003181624A (en) * | 2001-10-11 | 2003-07-02 | Toshiba Mach Co Ltd | Apparatus and method for supplying molten metal as well as die casting machine |
| KR20070066248A (en) * | 2005-12-21 | 2007-06-27 | 재단법인 포항산업과학연구원 | Ladle preheating system with a oxygen separating device |
| CN201147837Y (en) * | 2007-12-06 | 2008-11-12 | 江苏沙钢集团淮钢特钢有限公司 | Anti-oxidation protector for liquid steel |
| CN203843155U (en) * | 2014-03-18 | 2014-09-24 | 南京云开合金有限公司 | Automatic tipping casting molding device |
| CN205798423U (en) * | 2016-07-18 | 2016-12-14 | 嘉善鑫海精密铸件有限公司 | A kind of pre-anti-oxidation treatment device of molten iron |
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| Publication number | Publication date |
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| CN106111963A (en) | 2016-11-16 |
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