CN207299895U - A kind of molten iron platform and the gas-fired cupola using molten iron platform - Google Patents
A kind of molten iron platform and the gas-fired cupola using molten iron platform Download PDFInfo
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- CN207299895U CN207299895U CN201721055264.2U CN201721055264U CN207299895U CN 207299895 U CN207299895 U CN 207299895U CN 201721055264 U CN201721055264 U CN 201721055264U CN 207299895 U CN207299895 U CN 207299895U
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- China
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- molten iron
- iron platform
- cupola
- liquid metal
- cupola well
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Abstract
The utility model discloses a kind of gas-fired cupola, sets combuster and cupola well；Cupola well is arranged at the lower section of combustion chamber；The molten iron platform for melting metal charge is provided with combustion chamber；The furnace wall of combustion chamber periphery is equipped with the oxygen-enriched burner heated to the molten iron platform side wall；The furnace wall of molten iron platform and combustion chamber periphery forms combustion space；Molten iron platform is mutually common to the cupola well and molten metal material is input in cupola well.The invention also discloses a kind of molten iron platform, the molten iron platform body upper surface is provided with the container for accommodating metal charge, and the body interior is vertical to be equipped with liquid metal passage；Main body bottom surface is equipped with several heat conductive slots.Metal charge is flowed into cupola well after being heated thawing on molten iron platform from the liquid metal passage on molten iron platform, and liquid metal passage makes liquid metal and flame no longer contact, and prevents that liquid metal from being aoxidized；Molten iron platform after heating heats cupola well by heat radiation, the temperature for making cupola well keep liquid metal suitably to pour.
Description
Technical field
It the utility model is related to Castiron Melting field, more particularly to a kind of gas-fired cupola molten iron platform.
Background technology
Application No. 201510015844.8, entitled " a kind of gas-fired cupola integral honeycomb shape fire resisting siege "
Utility model patent improves traditional gas-fired cupola, and conventional gas is instead of with integral honeycomb shape fire resisting siege
The water cooling stove lock and flame-proof sphere of furnace cupola, the integral honeycomb shape fire resisting siege is by common group of metal shell and high-temperature refractory
Into high-temperature flame-proof pouring material injection siege shell, normal temperature cure is unburned Integratively formed, uniformly distributed vertical bee on refractory material
Nest shape runner channel, siege upper end is equipped with annular circular bosses and chase, wherein the passage that flows in annular circular bosses leads to for combustion gas
Road, rises to load melting and preheating section, molten iron and slag are flowed to along boss after iron charge fusing for high-temperature fuel gas from combustion chamber
Chase, from branch's runner channel flowing in combustion chamber and iron bath section at chase position again.Interior molten iron leads to clinker runner
Hole is for stage is circle arched structure.Great lot of water resources has been saved using the gas-fired cupola of foregoing siege, has reduced energy consumption,
And improve processing safety and tapping temperature.
But the structure of foregoing siege is only the reduction of contact of the molten iron with high-temperature fuel gas with installation site, can not completely cut off
The contact of molten iron and high temperature stove fire, in addition, in order to keep the coolant-temperature gage that taps a blast furnace, combustion chamber and iron bath section also need to oxygen-enriched burner
It is heated.
Utility model content
(1) technical problems to be solved are to provide a kind of gas-fired cupola that can prevent liquid metal from being aoxidized.
(2) technical solution
The purpose of this utility model is achieved through the following technical solutions：
A kind of molten iron platform provided by the utility model, the molten iron platform are arranged at the burning on the cupola well top of gas-fired cupola
In room, including main body, the body upper surface are provided with the container for accommodating metal charge, and the body interior is vertically
The liquid metal passage passed through equipped with several for the liquid metal formed after metal charge fusing；The liquid metal passage is used
Flow into by liquid metal from container in cupola well；
The main body bottom surface edge compartment of terrain is equipped with several heat conductive slots, burns for connecting in gas-fired cupola
Space and cupola well, make the heat in combustion space enter cupola well from combustion space.
Further, the container is the cancave cambered surface for being used to accommodate metal charge for being arranged at body upper surface.
Further, the liquid metal passage is symmetrically arranged in main body, and the heat conductive slot is from the master
The skewed slot that the bottom of body upwardly extends.
Further, a diameter of 35 to 65 millimeters of the liquid metal passage, a diameter of 360 to 1000 millimeters of cancave cambered surface.
The utility model additionally provides a kind of gas-fired cupola, sets combuster and cupola well；The cupola well is arranged at combustion
Burn the lower section of room；
The molten iron platform for melting metal charge is provided with the combustion chamber；
The furnace wall of the combustion chamber periphery is equipped with the oxygen-enriched burner heated to the molten iron platform side wall；
The furnace wall of the molten iron platform side wall and combustion chamber periphery forms combustion space；
The container for accommodating metal charge is provided with the molten iron platform；
The container body interior is provided with liquid metal passage.
Further, the molten iron platform includes main body, the container be arranged at body upper surface be used for accommodate metal
The cancave cambered surface of furnace charge, the cancave cambered surface are passed down through main body and are vertically equipped with several liquid gold passed through for liquid metal
Belong to passage；The liquid metal passage is used to from cancave cambered surface flow into liquid metal in cupola well.
Further, the main body bottom surface edge compartment of terrain is equipped with several heat conductive slots, and the heat conductive slot is used
In the combustion space of connection combustion chamber and cupola well, the heat in combustion space is set to enter cupola well from combustion space.
Further, the heat conductive slot is the skewed slot upwardly extended from the bottom of the main body.
Further, the liquid metal passage is symmetrically arranged in main body.
Further, the main body is made of refractory material, and the cupola well is equipped with the adding hole for being used for adding auxiliary material.
(3) beneficial effect
Compared with the prior art and product, the utility model has the following advantages：
Gas-fired cupola provided by the utility model molten iron platform, forms combustion chamber, metal charge is in molten iron platform with furnace wall
It is upper be heated melt after be flowed into from the liquid metal passage on molten iron platform in cupola well, liquid metal passage make liquid metal and
Flame no longer contacts, and prevents that liquid metal from being aoxidized；Molten iron platform after heating heats cupola well by heat radiation, keeps cupola well
The temperature that liquid metal suitably pours.
The device serves not only as siege use, moreover it is possible to cupola well is heated by heat radiation, ensures the temperature of molten iron discharging.Use
Molten iron is no longer contacted with flame during the gas-fired cupola molten iron of the molten iron platform, is efficiently solved and is lighted furnace cupola in the prior art and deposit
Molten iron oxidation technical problem.Molten iron platform heats the cupola well for storing molten iron by heat radiation, makes the iron in cupola well
Water keeps the temperature suitably poured, it is no longer necessary to the molten iron being stored in cupola well is added using oxygen-enriched burner of the prior art
Heat.
The technique effect being had using the gas-fired cupola of the molten iron platform of the utility model：
First, the molten iron platform of the utility model is used to support metal charge as siege, instead of the combustion gas of the prior art
The water cooling stove lock and flame-proof sphere that furnace cupola uses, make the structure of gas-fired cupola simpler.
Second, the molten iron platform of the utility model and the furnace wall of gas-fired cupola form combustion chamber, and metal charge is supported on molten
On the cancave cambered surface of iron platform, oxygen-enriched burner directly heats molten iron platform, and the molten iron platform after heating is to being supported on the cancave cambered surface of molten iron platform
Metal charge heating, the liquid metal and clinker that metal charge is formed after being heated from the liquid metal passage on molten iron platform into
Enter into gas-fired cupola, liquid metal is not contacted with flame, solve the prior art lights liquid existing for furnace cupola
Problem of oxidation caused by metal contact fire combustion.
3rd, the molten iron platform after heating externally produces heat radiation, so as to the cupola well heating for storing liquid metal, makes
Cupola well does not use oxygen-enriched burner liquid metal is kept the temperature suitably poured yet, so that the liquid metal from cupola well outflow
Can directly it be poured.
Brief description of the drawings
Fig. 1 is the molten iron platform overall schematic of the utility model.
Fig. 2 is the top view of molten iron platform.
Fig. 3 is the bottom view of molten iron platform.
Fig. 4 is the schematic diagram using the gas-fired cupola of molten iron platform.
Fig. 5 is molten iron platform size and cupola furnace specification corresponding diagram.
Legend；1- cupola wells；2- combustion chambers；3- straight tubes preheating zone；4- molten iron platforms；The oxygen-enriched burners of 5-；6- taps a blast furnace hole；7- adds
Enter hole；41- main bodys；42- liquid metal passages；43- heat conductive slots.
Embodiment
Understand for the ease of those of ordinary skill in the art and implement the utility model, below in conjunction with the accompanying drawings and be embodied
Mode is described in further detail the utility model.
Embodiment 1
As shown in the figure, gas-fired cupola provided in this embodiment molten iron platform, is made of refractory material, the molten iron platform
4 form combustion chamber 2 with the furnace wall 8 of gas-fired cupola, and the molten iron platform is arranged in the combustion chamber on gas-fired cupola top.
The molten iron platform includes main body 41, and 41 upper surface of main body is provided with the container for accommodating metal charge.
The container of the present embodiment uses cancave cambered surface, or hemispheric container, can also use other forms
Container.
The main body 41 of this offer uses column, can also use sphere；Or using other shapes.
The molten iron platform body interior is vertically equipped with the liquid metal passage 42 passed through for molten iron and slag；
Entered for molten iron and furnace charge from molten iron platform in cupola well；The liquid metal passage is arranged in molten iron platform.
The bottom surface edge compartment of terrain of the molten iron platform 4 is equipped with one or more heat conductive slots 43, the heat conduction
Groove is the skewed slot upwardly extended from the bottom of the main body, for connecting combustion space and the cupola well of combustion chamber, makes combustion space
In heat enter cupola well from combustion space；The molten iron platform 4 is positioned in combustion chamber, and the heat conductive slot 43 is from described
The skewed slot that the bottom of molten iron platform 4 upwardly extends, the heat conductive slot 43 connect the stove of the combustion chamber 2 and gas-fired cupola
Cylinder.
Embodiment 2
The present embodiment additionally provides a kind of gas-fired cupola using molten iron platform, which includes the straight tube of top
The cupola well 1 of preheating zone 3, the combustion chamber 2 at middle part and lower section, the lower section of the cupola well 1 are equipped with hole 6 of tapping a blast furnace, the combustion chamber 2 by
The molten iron platform 4 and furnace wall 8 are formed, and the molten iron platform 4 offers the liquid metal passed through for molten iron and slag and leads to from top to bottom
Road 42, the furnace wall of the molten iron platform 4 and combustion chamber periphery form combustion space, and the furnace wall on 2 periphery of combustion chamber is equipped with pair
The oxygen-enriched burner 5 that 4 side wall of molten iron platform is heated；The combustion chamber 2 is equipped with what 4 side wall of molten iron platform was heated
Oxygen-enriched burner 5, the liquid metal passage 42 are communicated with the cupola well 1.The cupola well 1 is additionally provided with ferrosilicon, ferromanganese, carburant
Adding hole 7；The adding hole is used to the materials such as ferrosilicon, ferromanganese, carburant adding cupola well.
Embodiment 3
As shown in Figs. 1-3, gas-fired cupola provided in this embodiment molten iron platform, is made of heat-resisting material, has recessed
The upper surface of arc, as the arc curve in Fig. 1 represents；Edge vertically leads to equipped with 6 liquid metals inside container
Road, has upwardly extended 6 heat conductive slots, heat conductive slot is arranged at intervals from lower surface.The wherein upper surface of concave arc shape can be with
The molten iron and clinker that guarantee metal charge is formed after melting enter cupola well from the liquid metal passage of molten iron platform, avoid molten iron and stove
Slag enters the combustion space of combustion chamber from the edge of molten iron platform.
As shown in figure 4, being the gas-fired cupola using molten iron platform provided in this embodiment, gas-fired cupola is included under being located at
Cupola well, the combustion chamber at middle part and the straight tube preheating zone on top of side, cupola well are used to store the liquid formed after metal charge fusing
Metal and clinker, the wall of cupola well are equipped with ferrosilicon, ferromanganese, carburant adding hole and hole of tapping a blast furnace, ferrosilicon, ferromanganese on cupola well, increasing
Carbon agent adding hole is easy to add additive in toward molten iron to adjust the component of molten iron.Combustion chamber is located above cupola well, molten iron platform peace
On cupola well, since the diameter of molten iron platform is bigger than the diameter of cupola well, it is thus possible to stablize installation, the side wall of molten iron platform and light
The inner wall of furnace cupola forms combustion chamber, oxygen-enriched burner is equipped with the side wall of combustion chamber directly molten iron platform is heated.
During using lighting furnace cupola, metal charge is supported on the cancave cambered surface of molten iron platform, such as the arc curve table in Fig. 4
Show；Oxygen-enriched burner heats molten iron platform, and the molten iron platform after heating makes to be supported on metal charge on molten iron platform and melts, metal charge fusing
The liquid metal and clinker formed afterwards is entered in cupola well from the liquid metal passage on molten iron platform, meanwhile, the molten iron after heating
Platform heats cupola well by heat radiation, the liquid metal in cupola well is maintained at the temperature suitably poured.In addition, set on molten iron platform
The heat conductive slot put is the passage that heat is transmitted to cupola well from combustion chamber, and the presence of heat conductive slot can make in combustion chamber
Heat is transmitted in cupola well, cupola well is kept high temperature.
The molten iron platform upper surface for support metal charge cancave cambered surface, a diameter of 360 to 1000 millimeters of cancave cambered surface.This reality
Applying the oxygen-enriched burner of example offer can equably be set according to 4-6.Liquid metal on molten iron platform provided in this embodiment leads to
A diameter of 35 to 65 millimeters of road.Liquid metal passage provided in this embodiment can also be evenly arranged in molten iron according to 4
On platform.Heat conductive slot provided in this embodiment can also be evenly arranged on molten iron platform bottom margin according to 4-6.
Fig. 5 is molten iron platform size and cupola furnace specification corresponding diagram, wherein, a represents molten iron platform height, and b represents that blast furnace is straight
Footpath, c represent liquid metal channel diameter, and d represents heat conductive slot diameter, and e represents cancave cambered surface diameter, and h represents heat conductive slot
Skewed slot height, j represent heat conductive slot skewed slot bottom width, q represent liquid metal passage relative distance；Molten iron platform material
For silicon not pouring material；Its main component is alumina powder and carborundum.
Above example is only a kind of embodiment of the utility model, its describe it is more specific and in detail, but cannot be because
This and be interpreted as the limitation to the utility model patent scope.Its concrete structure and size can carry out accordingly according to being actually needed
Adjustment.It should be pointed out that for those of ordinary skill in the art, the premise of the utility model design is not being departed from
Under, various modifications and improvements can be made, these belong to the scope of protection of the utility model.
Claims (10)
1. a kind of molten iron platform, the molten iron platform is arranged in the combustion chamber on cupola well top of gas-fired cupola, it is characterised in that bag
Main body is included, the body upper surface is provided with the container for accommodating metal charge, if the body interior is vertically equipped with
The dry liquid metal passage passed through for the liquid metal formed after metal charge fusing；The liquid metal passage is used for liquid
State metal is flow into cupola well from container；
The main body bottom surface edge compartment of terrain is equipped with several heat conductive slots, for connecting combustion space in gas-fired cupola
And cupola well, the heat in combustion space is entered cupola well from combustion space.
2. molten iron platform according to claim 1, it is characterised in that the container is to be arranged at being used for for body upper surface
Accommodate the cancave cambered surface of metal charge.
3. molten iron platform according to claim 1, it is characterised in that the liquid metal passage is symmetrically arranged at main body
Interior, the heat conductive slot is the skewed slot upwardly extended from the bottom of the main body.
4. molten iron platform according to claim 1, it is characterised in that a diameter of 35 to 65 milli of the liquid metal passage
Rice, a diameter of 360 to 1000 millimeters of cancave cambered surface.
5. a kind of gas-fired cupola, sets combuster and cupola well；The cupola well is arranged at the lower section of combustion chamber；Its feature exists
In,
The molten iron platform for melting metal charge is provided with the combustion chamber；
The furnace wall of the combustion chamber periphery is equipped with the oxygen-enriched burner heated to the molten iron platform side wall；
The furnace wall of the molten iron platform side wall and combustion chamber periphery forms combustion space；
The container for accommodating metal charge is provided with the molten iron platform；
The container body interior is provided with liquid metal passage.
6. gas-fired cupola according to claim 5, it is characterised in that the molten iron platform includes main body, the container
To be arranged at the cancave cambered surface for being used to accommodate metal charge of body upper surface, the cancave cambered surface is passed down through main body vertically
The liquid metal passage passed through equipped with several for liquid metal；The liquid metal passage is used for liquid metal from cancave cambered surface
In flow into cupola well.
7. gas-fired cupola according to claim 5, it is characterised in that if the main body bottom surface edge compartment of terrain is equipped with
Dry heat conductive slot, the heat conductive slot are used for combustion space and the cupola well for connecting combustion chamber, make the heat in combustion space
Amount enters cupola well from combustion space.
8. gas-fired cupola according to claim 7, it is characterised in that the heat conductive slot is from the bottom of the main body
The skewed slot that portion upwardly extends.
9. gas-fired cupola according to claim 5, it is characterised in that the liquid metal passage is symmetrically arranged at
In main body.
10. gas-fired cupola according to claim 5, it is characterised in that the main body is made of refractory material, described
Cupola well is equipped with the adding hole for being used for adding auxiliary material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721055264.2U CN207299895U (en) | 2017-08-22 | 2017-08-22 | A kind of molten iron platform and the gas-fired cupola using molten iron platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721055264.2U CN207299895U (en) | 2017-08-22 | 2017-08-22 | A kind of molten iron platform and the gas-fired cupola using molten iron platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207299895U true CN207299895U (en) | 2018-05-01 |
Family
ID=62445106
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721055264.2U Expired - Fee Related CN207299895U (en) | 2017-08-22 | 2017-08-22 | A kind of molten iron platform and the gas-fired cupola using molten iron platform |
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|---|---|
| CN (1) | CN207299895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504807A (en) * | 2017-08-22 | 2017-12-22 | 临沂市金永窑炉有限公司 | A kind of molten iron platform and the gas-fired cupola using molten iron platform |
-
2017
- 2017-08-22 CN CN201721055264.2U patent/CN207299895U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504807A (en) * | 2017-08-22 | 2017-12-22 | 临沂市金永窑炉有限公司 | A kind of molten iron platform and the gas-fired cupola using molten iron platform |
| CN107504807B (en) * | 2017-08-22 | 2019-06-28 | 临沂市金永窑炉有限公司 | A kind of molten iron platform and the gas-fired cupola using molten iron platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20190822 |
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| CF01 | Termination of patent right due to non-payment of annual fee |