CN205798423U - 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
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- CN205798423U CN205798423U CN201620762477.8U CN201620762477U CN205798423U CN 205798423 U CN205798423 U CN 205798423U CN 201620762477 U CN201620762477 U CN 201620762477U CN 205798423 U CN205798423 U CN 205798423U
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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 described smelting furnace is provided with ladle, the lower end of described ladle is provided with the first molten iron pipeline being connected with hot-metal bottle, described air supply system is connected with hot-metal bottle by steam line, 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 is provided with and connects molten iron bakie；Being provided with dividing plate in hot-metal bottle, hot-metal bottle can be divided into upper and lower two-layer under the effect of drive mechanism by dividing plate；By dividing plate, hot-metal bottle being separated into two-layer, molten iron unnecessary in sheaf space on hot-metal bottle can be recycled in importing to molten steel retracting device under the influence of air pressure, reduces the waste of resource；Air supply system can provide noble gas, and minimizing molten iron top layer is oxidized, the quality of improving product.
Description
Technical field
This utility model relates to precision casting processing field, especially a kind of pre-anti-oxidation treatment device of molten iron.
Background technology
In precision casting processing field, be unableing to do without forging and the melting processing of foundry goods, after raw material melting, temperature is relatively
Height, the oxygen generation oxidation reaction easily and in air, affect the quality of product, the metal meeting if if not processing, after melting
Other impurity such as trapped oxide, cause the Quality Down of product or do not reach expected result, after traditional Metal Melting
Cooling down, traditional molten iron cooling is to be located in a cooling chamber by substantial amounts of molten iron, makes molten iron stand cooling, this cold
But the rate of cooling of mode molten iron is slow, and crust is slow, and during cooling molten iron can to some extent with air contact, produce
Angry bubble, has had a strong impact on the quality of steel, improves so that conventional processing technique carries out some.
The improvement that this utility model is contemplated to solve problem above and carries out.
Utility model content
The purpose of this utility model is to provide a kind of prevention molten iron oxidation, processes oxide in time and recycles, carries
The pre-anti-oxidation treatment device of a kind of molten iron of high product quality.
This utility model be the technical scheme is that by its technical problem of solution
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, described
The side-lower of smelting furnace is provided with ladle, and the lower end of described ladle is provided with the first molten iron pipeline being connected with hot-metal bottle,
Described air supply system is connected with hot-metal bottle by steam line, and described molten steel retracting device passes through the second molten iron pipeline respectively with the
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
Air vent, the other end of waste-heat recovery device is 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 positioned 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 lower end, side of smelting furnace；The opposite side of smelting furnace is provided with hot-metal bottle, molten iron
The side of tank is provided with and connects molten iron bakie, connects molten iron bakie and is connected with the side of hot-metal bottle by the first molten iron pipeline, and first
It is provided with inlet valve on molten iron pipeline；Being provided with dividing plate in hot-metal bottle, dividing plate can be by hot-metal bottle under the effect of drive mechanism
Being divided into upper and lower two-layer, 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 with air supply system by steam line respectively, a steam line of air supply system is provided with chiller, supply
The other end of system is directly connected with the upper sheaf space of hot-metal bottle by steam line；The lower end, side of hot-metal bottle is provided with molten iron and goes out
Mouthful, molten iron outlet is provided with outlet valve；
Described molten steel retracting device lower end between smelting furnace and hot-metal bottle；
Further, described dividing plate is positioned 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 the second molten iron pipeline being connected with the first molten iron pipeline is provided with recovery valve；
Concrete, noble gas can be passed through in described air supply system；
Wherein, connect molten iron bakie between smelting furnace and hot-metal bottle, connect molten iron bakie and be positioned at the lower end of ladle；
The outer ring of the first molten iron pipeline and the second molten iron pipeline is provided with insulation material.
Operation principle is: open inlet valve, and the molten iron after melting is poured into by ladle and connect in molten iron bakie, and molten iron exists
Flow in hot-metal bottle along the first molten iron pipeline, when the molten iron height in hot-metal bottle reaches concordant with the first molten iron pipeline upper end
Time, close inlet valve, open drive mechanism and dividing plate imported in hot-metal bottle, so far may oxidized molten iron be left in every
In the space on plate upper strata, opening air supply system and import noble gas in hot-metal bottle, now molten steel retracting device is in supply system
Unnecessary molten iron imports to carry out in the middle of smelting furnace under the effect of system secondary utilization again；Open outlet valve and get rid of molten iron.
The utility model has the advantage of: by dividing plate, hot-metal bottle is separated into two-layer, the molten iron meeting that upper sheaf space is unnecessary
Again being imported to recycle in the middle of smelting furnace by molten steel retracting device, not oxidized molten iron, in lower floor, is passed through in hot-metal bottle
Noble gas can ensure that the molten iron of lower floor is not oxidized；Unnecessary heat can be reclaimed by smelting furnace by flue, reduces resource
Waste.
The beneficial effects of the utility model are:
1. by dividing plate, hot-metal bottle being separated into two-layer, molten iron unnecessary in sheaf space on hot-metal bottle can be in the effect of air pressure
Under import to molten steel retracting device in be recycled, reduce resource waste；Air supply system can provide noble gas, subtracts
Few molten iron top layer is oxidized, the quality of improving product.
2. it is provided with chiller on the steam line of air supply system, the indifferent gas body temperature that can will flow back in air supply system
Degree reduces, it is to avoid the change of gas temperature causes the change of hot-metal bottle upper strata air pressure excessive, maintains continuing of this device work
Stable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the pre-anti-oxidation treatment device of a kind of molten iron that the utility model proposes.
Wherein, 1, smelting furnace, 2, hot-metal bottle, 3, air supply system, 4, molten steel retracting device, 11, waste-heat recovery device, 12, ferrum
Water bag, 13, switching mechanism, 14, controlled valve, 15, flue, 16, air vent, 21, dividing plate, 22, molten iron outlet, 23, outlet valve
Door, 24, inlet valve, 25, connect molten iron bakie, the 26, first molten iron pipeline, 31, chiller, the 41, second molten iron pipeline.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reach purpose and be easy to understand with effect,
Below in conjunction with diagram and specific embodiment, this utility model is expanded on further.
With reference to shown in Fig. 1, this pre-anti-oxidation treatment device of one molten iron, including smelting furnace 1, hot-metal bottle 2, air supply system 3 and
Molten steel retracting device 4, the side-lower of described smelting furnace 1 is provided with ladle 12, and the lower end of described ladle 12 is provided with and molten iron
The first molten iron pipeline 26 that tank 2 is connected, described air supply system 3 is connected with hot-metal bottle 2 by steam line, and described molten steel reclaims
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 is provided with air vent 16, the other end of waste-heat recovery device 11 and smelting furnace 1
The flue 15 of upper end is connected；The lower end of smelting furnace 1 is provided with switching mechanism 13, ladle 12 phase above switching mechanism 13 and its side
Even, the upper port of ladle 12 is positioned at the lower end of molten iron output port, molten iron output port is provided with controlled valve 14, molten iron
Output port is installed on the lower end, side 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 is provided with and connects
Molten iron bakie 25, is connect molten iron bakie 25 and is connected with the side of hot-metal bottle 2 by the first molten iron pipeline 26, the first molten iron pipeline 26
On be provided with inlet valve 24；Being provided with dividing plate 21 in hot-metal bottle 2, dividing plate 21 can be by hot-metal bottle 2 under the effect of drive mechanism
Being divided into upper and lower two-layer, 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 with air supply system 3 by steam line respectively, is provided with chiller on a steam line of air supply system 3
31, the other end of air supply system 3 is directly connected with the upper sheaf space of hot-metal bottle 2 by steam line；The lower end, side of hot-metal bottle 2 sets
It is equipped with molten iron outlet 22, molten iron outlet 22 is provided with outlet valve 23；
The described molten steel retracting device 4 lower end between smelting furnace 1 and hot-metal bottle 2；
Further, described dividing plate 21 is positioned 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 the second molten iron pipeline 41 being connected with the first molten iron pipeline 26 sets
It is equipped with recovery valve 42；
Concrete, noble gas can be passed through in described air supply system 3；
Wherein, connect molten iron bakie 25 between smelting furnace 1 and hot-metal bottle 2, connect molten iron bakie 25 and be positioned at ladle 12 times
End；
The outer ring of the first molten iron pipeline 26 and the second molten iron pipeline 41 is provided with insulation material；
Opening inlet valve, the molten iron after melting is poured into by ladle and is connect in molten iron bakie, and molten iron is along the first ferrum
Waterpipe flows in hot-metal bottle, when the molten iron height in hot-metal bottle reaches concordant with the first molten iron pipeline upper end, closes entrance
Valve, opens drive mechanism and imports in hot-metal bottle by dividing plate, and so far possible oxidized molten iron has been left in the sky on dividing plate upper strata
In, open air supply system in hot-metal bottle, import noble gas, now molten steel retracting device is under the effect of air supply system
Unnecessary molten iron imports to carry out in the middle of smelting furnace secondary utilization again；Open outlet valve and get rid of molten iron；
By dividing plate, hot-metal bottle being separated into two-layer, the unnecessary molten iron of upper sheaf space can be imported again by molten steel retracting device
Recycling in the middle of smelting furnace, not oxidized molten iron, in lower floor, is passed through noble gas in hot-metal bottle and can ensure the ferrum of lower floor
Water is not oxidized；Unnecessary heat can be reclaimed by smelting furnace by flue, reduces the waste of resource；
By dividing plate, hot-metal bottle being separated into two-layer, molten iron unnecessary in sheaf space on hot-metal bottle can be under the influence of air pressure
It is recycled in importing to molten steel retracting device, reduces the waste of resource；Air supply system can provide noble gas, reduces
Molten iron top layer is oxidized, the quality of improving product；It is provided with chiller on the steam line of air supply system, can will flow back into confession
The intrasystem inert gas temperature of gas reduces, it is to avoid the change of gas temperature causes the change of hot-metal bottle upper strata air pressure excessive, protects
Hold the continual and steady of this device work.
Of the present utility model ultimate principle, principal character and of the present utility model advantage have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model also can
There are various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model.This utility model is wanted
Protection domain is asked to be defined by appending claims and equivalent thereof.
Claims (5)
1. the pre-anti-oxidation treatment device of molten iron, reclaims dress including smelting furnace (1), hot-metal bottle (2), air supply system (3) and molten steel
Putting (4), the side-lower of described smelting furnace (1) is provided with ladle (12), and the lower end of described ladle (12) is provided with and hot-metal bottle
(2) the first molten iron pipeline (26) being connected, described air supply system (3) is connected with hot-metal bottle (2) by steam line, described 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 air vent
(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) is connected with the ladle (12) above its side, and the upper port of ladle (12) is positioned at ferrum
The lower end of water output port, molten iron output port is provided with controlled valve (14), and molten iron output port is installed on smelting furnace (1)
Lower end, side；The opposite side of smelting furnace (1) is provided with hot-metal bottle (2), and the side of hot-metal bottle (2) is provided with and connects molten iron bakie (25), connects
Molten iron bakie (25) is connected with the side of hot-metal bottle (2) by the first molten iron pipeline (26), and the first molten iron pipeline (26) sets
It is equipped with inlet valve (24)；Being provided with dividing plate (21) in hot-metal bottle (2), dividing plate (21) can be by molten iron under the effect of drive mechanism
Tank (2) is divided into upper and lower two-layer, the upper sheaf space of hot-metal bottle (2) to be provided with two ventilation ports, the two of the upper sheaf space of hot-metal bottle (2)
Individual ventilation port is connected with air supply system (3) by steam line respectively, arranges on a steam line of air supply system (3)
Having chiller (31), the other end of air supply system (3) is directly connected with the upper sheaf space of hot-metal bottle (2) by steam line；
The lower end, side of hot-metal bottle (2) is provided with molten iron outlet (22), and molten iron outlet (22) is provided with outlet valve (23)；
Described molten steel retracting device (4) is positioned at the lower end between smelting furnace (1) and hot-metal bottle (2).
2. the pre-anti-oxidation treatment device of molten iron as claimed in claim 1 a kind of, it is characterised in that described dividing 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 the second molten iron pipeline (41) being connected with the first molten iron pipeline (26) is provided with recovery valve (42).
3. a kind of pre-anti-oxidation treatment device of molten iron as claimed in claim 1, it is characterised in that in described air supply system (3)
Noble gas can be passed through.
4. a kind of pre-anti-oxidation treatment device of molten iron as claimed in claim 1, it is characterised in that connect molten iron bakie (25) and be positioned at
Between smelting furnace (1) and hot-metal bottle (2), connect molten iron bakie (25) and be positioned at the lower end of ladle (12).
5. the pre-anti-oxidation treatment device of molten iron as claimed in claim 1 a kind of, it is characterised in that the first molten iron pipeline (26) and
The outer ring of the second molten iron pipeline (41) is provided with insulation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620762477.8U CN205798423U (en) | 2016-07-18 | 2016-07-18 | A kind of pre-anti-oxidation treatment device of molten iron |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620762477.8U CN205798423U (en) | 2016-07-18 | 2016-07-18 | A kind of pre-anti-oxidation treatment device of molten iron |
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| CN205798423U true CN205798423U (en) | 2016-12-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106111963A (en) * | 2016-07-18 | 2016-11-16 | 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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2016
- 2016-07-18 CN CN201620762477.8U patent/CN205798423U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106111963A (en) * | 2016-07-18 | 2016-11-16 | 嘉善鑫海精密铸件有限公司 | A kind of pre-anti-oxidation treatment device of molten iron |
| CN106111963B (en) * | 2016-07-18 | 2018-04-27 | 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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| GR01 | Patent grant |