CN106268998B - A kind of iron ore molten drop crucible device - Google Patents
A kind of iron ore molten drop crucible device Download PDFInfo
- Publication number
- CN106268998B CN106268998B CN201610865068.5A CN201610865068A CN106268998B CN 106268998 B CN106268998 B CN 106268998B CN 201610865068 A CN201610865068 A CN 201610865068A CN 106268998 B CN106268998 B CN 106268998B
- Authority
- CN
- China
- Prior art keywords
- crucible
- tray
- dripping hole
- graphite
- graphite crucible
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/04—Crucibles
Abstract
The present invention relates to metallurgical test apparatus field, more particularly to a kind of iron ore molten drop crucible device.The iron ore Molten drop test crucible device of the present invention, is made of graphite crucible (1) and crucible tray (2).Graphite crucible (1) and crucible tray (2) good airproof performance, and crucible tray (2) entirety or upper end are heat-storing material, upper end is set as solid shape with holes, reducing gas can be heated, make gas temperature with iron ore temperature more closely, reduction drippage process of the truer reducing iron ore in blast furnace.
Description
Technical field
The present invention relates to metallurgical test apparatus field, more particularly to a kind of iron ore molten drop crucible device.
Background technology
Iron ore high-temperature melt-dropping property detects no national standard, but for the understanding pole of blast furnace ironmaking raw material high-temperature behavior
Its is important.Most of melt-dropping property experiments are all to use graphite crucible at present, and form is all similar, but most of crucible forms
It is directly entered in crucible and is reacted by gas, it is cold conditions gas not account for the reducing gas being passed through in experimentation.And
In actual production, for iron ore in the reduction of each section of blast furnace, gas is carried out with iron ore under corresponding high-temperature
Reaction.Therefore, existing melt-dropping property experiment is unable to the actual response feelings of iron-smelting raw material in accurate response blast furnace with crucible
Condition.
Invention content
Present invention aims to solve defect existing for above-mentioned existing iron ore Molten drop test crucible, provide one kind
Iron ore molten drop crucible device, the present invention is based on experimentations to have more simulation, is rationally set on the basis of existing crucible
Meter so that graphite crucible support increases the function of heating reducing gas so that experimental process simulation is stronger.
As a kind of technical solution of the present invention, iron ore Molten drop test crucible device of the invention, including graphite crucible 1
With crucible tray 2, wherein several perforative graphite crucible dripping hole 12 are arranged in the lower end 11 of the graphite crucible 1；The crucible
The upper end 21 of support 2 is solid construction and several perforative crucible tray dripping hole 22 of setting, the crucible tray dripping hole 22 and stone
The opposite connection with one heart of black crucible dripping hole 12；
Wherein, 22 diameter of crucible tray dripping hole is more than graphite crucible dripping hole 12, it is ensured that is fallen from dripping hole 12
Iron drop is smoothly dripped；The crucible tray 2 is preferably corundum material.
Crucible device according to the present invention, wherein the lower end 11 of the graphite crucible 1 is truncated cone, the crucible
The upper end 21 of support 2 is made chamfering and to be coupled with the lower end of graphite crucible 1 11.
Crucible device according to the present invention, wherein the graphite crucible dripping hole 12 and crucible tray dripping hole 22 are circle
Cylindricality through-hole.
As the another technical solution of the present invention, iron ore Molten drop test crucible device of the invention, including graphite earthenware
Crucible 1 and crucible tray 2, wherein several perforative graphite crucible dripping hole 12 are set at the lower end 11 of the graphite crucible 1；Institute
The upper end 21 of crucible tray 2 is stated as no head space core structure, bulge loop 23, the crucible tray 2 are equipped in the middle part of the inside of the crucible tray 2
Upper end 21 be internally provided with heat-storing material block 4, be placed on bulge loop 23；Several perforative crucibles are arranged in the heat-storing material block 4
Hold in the palm dripping hole 22, the crucible tray dripping hole 22 and graphite crucible dripping hole 12 is concentric with respect to connecting；
Wherein, 22 diameter of crucible tray dripping hole is more than graphite crucible dripping hole 12, it is ensured that the iron fallen from dripping hole
Drop is smoothly dripped；The crucible tray 2 is preferably graphite material.
Similarly, in the another technical solution of the present invention, the lower end 11 of the graphite crucible 1 is truncated cone,
The upper end 21 of the crucible tray 2 is made chamfering and to be coupled with the lower end of graphite crucible 1 11.
Similarly, in the another technical solution of the present invention, the graphite crucible dripping hole 12 and crucible tray dripping hole
22 be cylindrical hole.
Crucible device according to the present invention, wherein preferably, the material of the heat-storing material block 4 is high-alumina brick, mullite
One or more of brick, silica brick etc..
It is an advantage of the current invention that on the basis of existing iron ore Molten drop test crucible, pass through rational design so that crucible tray
Has the function of heat gas, to which real simulation iron ore is in high furnace reduction situation.It solves and goes back Primordial Qi in previous experimentation
Body is cold conditions, the situation that gas temperature is not much different with charge-temperature when furnace charge restores in no real simulation blast furnace.
Description of the drawings
Fig. 1 is the iron ore molten drop crucible device schematic diagram (corundum crucible support) of the present invention.
Fig. 2 is the iron ore molten drop crucible device schematic diagram (block containing heat-storing material) of the present invention.
Attached drawing identifies
1, graphite crucible 2, crucible tray 3, furnace charge 4, heat-storing material block
11, lower end 12, graphite crucible dripping hole 21, upper end
22, crucible tray dripping hole 23, bulge loop
Specific implementation mode
With reference to the accompanying drawings and detailed description, the present invention will be further described in detail.
As shown in Figure 1, a kind of technical solution as the present invention, iron ore Molten drop test crucible device of the invention, packet
Include graphite crucible 1 and crucible tray 2, wherein several perforative graphite crucible dripping hole are arranged in the lower end 11 of the graphite crucible 1
12；The upper end 21 of the crucible tray 2 is solid construction and several perforative crucible tray dripping hole 22 of setting, the crucible tray drop
Fall that hole 22 and graphite crucible dripping hole 12 is concentric opposite to be connect；Wherein, 22 diameter of crucible tray dripping hole is more than graphite crucible
Dripping hole 12；The crucible tray 2 is preferably corundum material.
As shown in Fig. 2, the another technical solution as the present invention, iron ore Molten drop test crucible device of the invention,
Including graphite crucible 1 and crucible tray 2, wherein several perforative graphite crucible drops are arranged at the lower end 11 of the graphite crucible 1
Fall hole 12；The upper end 21 of the crucible tray 2 is no head space core structure, and bulge loop 23, institute are equipped in the middle part of the inside of the crucible tray 2
The upper end 21 for stating crucible tray 2 is internally provided with heat-storing material block 4, is placed on bulge loop 23, is fixed by bulge loop 23；The accumulation of heat material
Several perforative crucible tray dripping hole 22, the crucible tray dripping hole 22 and 12 concentric phase of graphite crucible dripping hole is arranged in material block 4
To connection；Wherein, 22 diameter of crucible tray dripping hole is more than graphite crucible dripping hole 12；The crucible tray 2 is preferably graphite
Material.
Wherein preferably, the material of the heat-storing material block 4 is one kind or several in high-alumina brick, mullite brick, silica brick etc.
Kind.
Crucible device according to the present invention, in above two scheme, the lower end 11 of the graphite crucible 1 is the frustum of a cone
Shape, the upper end 21 of the crucible tray 2 are made chamfering and to be coupled with the lower end of graphite crucible 1 11.The graphite crucible
Dripping hole 12 and crucible tray dripping hole 22 are cylindrical hole.
When the iron ore Molten drop test using the present invention is tested with crucible device, furnace charge 3 (ironstone sample) is set
In in graphite crucible 1, since the gas in crucible tray is heat-storing material by part, reducing gas passes through on crucible tray when experiment
It is heated when holding dripping hole, temperature differs smaller with charge-temperature when gas being made to enter graphite crucible, really reduces stove
Reduction of the interior gas to furnace charge.
Embodiment 1
A kind of iron ore Molten drop test crucible device.Including graphite crucible and crucible tray.Graphite crucible and crucible tray phase
Even, graphite crucible lower end is truncated cone, and chamfer to couple with graphite crucible on crucible tray.Graphite crucible lower end carries
Dripping hole.Crucible tray is corundum material, and upper end carries dripping hole to be solid.Graphite crucible dripping hole is with crucible tray dripping hole
With one heart, and crucible tray dripping hole is greater than graphite crucible dripping hole.Since corundum is heat-storing material, reducing gas passes through when experiment
It heating when corundum crucible support upper end dripping hole, temperature differs smaller with charge-temperature when gas being made to enter graphite crucible,
Really reduce reduction of the furnace gas to furnace charge.
Embodiment 2
A kind of iron ore Molten drop test crucible device.Including graphite crucible, crucible tray and heat-storing material block.Graphite crucible
It is connected with crucible tray, graphite crucible lower end is truncated cone, and chamfer to couple with graphite crucible on crucible tray.Graphite earthenware
Crucible lower end carries dripping hole.Crucible tray is graphite material, and in stage casing there are bulge loop, heat-storing material block is placed on crucible tray
Portion, and there are dripping hole for regenerative block, dripping hole and graphite crucible dripping hole are concentric, and are more than graphite crucible dripping hole.Due to storing
Hot material block acts on, and is added when reducing gas enters heat-storing material block dripping hole by graphite crucible support upper end when experiment
Heat, temperature differs smaller with charge-temperature when gas being made to enter graphite crucible, really reduces reduction of the furnace gas to furnace charge.
It should be noted last that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting.Although ginseng
It is described the invention in detail according to embodiment, it will be understood by those of ordinary skill in the art that, to the technical side of the present invention
Case is modified or replaced equivalently, and without departure from the spirit and scope of technical solution of the present invention, should all be covered in the present invention
Right in.
Claims (8)
1. a kind of iron ore Molten drop test crucible device, including graphite crucible (1) and crucible tray (2), which is characterized in that the stone
Several perforative graphite crucible dripping hole (12) are arranged in the lower end (11) of black crucible (1)；The upper end of the crucible tray (2)
(21) it is solid construction and several perforative crucible tray dripping hole (22) of setting, the crucible tray dripping hole (22) and graphite crucible
Dripping hole (12) opposite connection with one heart；Wherein, the crucible tray (2) is corundum material；
Wherein, crucible tray dripping hole (22) diameter is more than graphite crucible dripping hole (12).
2. crucible device according to claim 1, which is characterized in that the lower end (11) of the graphite crucible (1) is circle
Taper type, the upper end (21) of the crucible tray (2) are made chamfering and to be coupled with the lower end of graphite crucible (1) (11).
3. crucible device according to claim 1 or 2, which is characterized in that the graphite crucible dripping hole (12) and crucible
It is cylindrical hole to hold in the palm dripping hole (22).
4. a kind of iron ore Molten drop test crucible device, including graphite crucible (1) and crucible tray (2), which is characterized in that the stone
Several perforative graphite crucible dripping hole (12) are set at the lower end (11) of black crucible (1)；The upper end of the crucible tray (2)
(21) it is no head space core structure, bulge loop (23), the upper end of the crucible tray (2) is equipped in the middle part of the inside of the crucible tray (2)
(21) it is internally provided with heat-storing material block (4), is placed on bulge loop (23)；Several perforative crucibles are arranged in the heat-storing material block (4)
Hold in the palm dripping hole (22), the crucible tray dripping hole (22) and graphite crucible dripping hole (12) are concentric with respect to connecting；
Wherein, crucible tray dripping hole (22) diameter is more than graphite crucible dripping hole (12).
5. crucible device according to claim 4, which is characterized in that the crucible tray (2) is graphite material.
6. crucible device according to claim 4, which is characterized in that the lower end (11) of the graphite crucible (1) is circle
Taper type, the upper end (21) of the crucible tray (2) are made chamfering and to be coupled with the lower end of graphite crucible (1) (11).
7. according to any crucible devices of claim 4-6, which is characterized in that the graphite crucible dripping hole (12) and earthenware
Crucible support dripping hole (22) is cylindrical hole.
8. according to any crucible devices of claim 4-6, which is characterized in that the material of the heat-storing material block (4) is
One or more of high-alumina brick, mullite brick and silica brick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610865068.5A CN106268998B (en) | 2016-09-29 | 2016-09-29 | A kind of iron ore molten drop crucible device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610865068.5A CN106268998B (en) | 2016-09-29 | 2016-09-29 | A kind of iron ore molten drop crucible device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106268998A CN106268998A (en) | 2017-01-04 |
| CN106268998B true CN106268998B (en) | 2018-08-14 |
Family
ID=57715707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610865068.5A Active CN106268998B (en) | 2016-09-29 | 2016-09-29 | A kind of iron ore molten drop crucible device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106268998B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543777A (en) * | 2017-10-11 | 2018-01-05 | 辽宁科技大学 | The test device and method of blast furnace ferrous furnace charge soft melting dropping characteristic |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1715221A (en) * | 2004-06-30 | 2006-01-04 | 上海新沪玻璃厂 | Full platinum continuous smelting furnace loading structure and its furnace bottom heat insulation material |
| CN201145676Y (en) * | 2008-01-18 | 2008-11-05 | 上海梅山钢铁股份有限公司 | Iron ore melting dripping test device |
| CN201291139Y (en) * | 2008-09-27 | 2009-08-19 | 上海梅山钢铁股份有限公司 | Graphite crucible device |
| CN203595398U (en) * | 2013-12-12 | 2014-05-14 | 武汉钢铁(集团)公司 | Sealing system of molten drop furnace |
| CN203990686U (en) * | 2014-08-12 | 2014-12-10 | 武汉钢铁(集团)公司 | A kind of iron ore molten drop trial furnace graphite crucible |
| CN206168454U (en) * | 2016-09-29 | 2017-05-17 | 山东钢铁股份有限公司 | Iron ore is crucible device for molten drop |
-
2016
- 2016-09-29 CN CN201610865068.5A patent/CN106268998B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106268998A (en) | 2017-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106396712B (en) | Castable for ladle roaster burner and preparation method thereof | |
| CN106268998B (en) | A kind of iron ore molten drop crucible device | |
| CN103645114A (en) | Iron-containing raw material gas-based reduction and slagging process experiment method and iron-containing raw material gas-based reduction and slagging device | |
| CN204301488U (en) | For the cleaning plant of smelting furnace | |
| CN109900735B (en) | Optimize gas heating device of schreyerite reflow dripping test | |
| CN104315838B (en) | Gas-fired cupola | |
| CN206168454U (en) | Iron ore is crucible device for molten drop | |
| CN104154750B (en) | A kind of system measuring metallurgical insulation material heat insulation effect | |
| CN208333086U (en) | A kind of electric smelting method production white fused alumina dumping furnace | |
| CN201046974Y (en) | Bottom-blowing type intermediate frequency smelting furnace | |
| CN206695602U (en) | The direct insertion electrical heating smelting furnace of high accuracy | |
| CN204039546U (en) | The heating unit of Large Copacity polycrystalline silicon ingot or purifying furnace | |
| CN201417090Y (en) | Portable refractory lining baking device | |
| CN204240810U (en) | A kind of heating tube | |
| CN204301491U (en) | For the feeding device of smelting furnace | |
| CN204514059U (en) | Suspension type electric radiation device | |
| CN204165377U (en) | A kind of gas-fired cupola | |
| CN205209269U (en) | Accurate heating system of high security | |
| CN203869517U (en) | Radiation heat exchanger for reinforcing radiation heat transfer | |
| CN202582188U (en) | Fast-cooling testing heating furnace | |
| CN205228135U (en) | Superaudio electromagnetic induction stove | |
| CN209672838U (en) | The high temperature furnace studied for the phase composition of sinter mine and metallurgical performance | |
| CN205482353U (en) | Novel tungsten intermediate frequency induction sintering stove | |
| CN205192217U (en) | Conductive silver paste fritting furnace | |
| CN210242377U (en) | High-temperature furnace for heating and refining granular boron nitride |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Xiaohui Inventor after: Zhang Hongqi Inventor after: Zhang Qing Inventor after: Cui Fan Inventor after: Wang Yunshu Inventor after: An Jinbo Inventor after: Ren Jun Inventor after: Liang Dong Inventor after: Zeng Hui Inventor before: Zhou Xiaohui Inventor before: Liang Dong Inventor before: Zeng Hui |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |