CN105110805A - Blast furnace taphole clay mixture - Google Patents
Blast furnace taphole clay mixture Download PDFInfo
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- CN105110805A CN105110805A CN201510605437.2A CN201510605437A CN105110805A CN 105110805 A CN105110805 A CN 105110805A CN 201510605437 A CN201510605437 A CN 201510605437A CN 105110805 A CN105110805 A CN 105110805A
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Abstract
The invention relates to a blast furnace taphole clay mixture. The blast furnace taphole clay mixture comprises the following components in parts by weight: 15-25 parts of aluminum-chrome spinel, 5-10 parts of yttrium mullite, 15-20 parts of coal gangue raw ore, 15-20 parts of coal gangue calcined cooked mine, 5-15 parts of composite clay, 10-30 parts of magnesia-hercynite powder, 10-30 parts of carbon resistance material powder, 10-15 parts of vanadic oxide, 5-8 parts of asphalt powder, 1-2 parts of nano-cellulose, 12-14 parts of an additional binding agent, and 5-15 parts of a thickening agent. Through the adoption of the blast furnace taphole clay mixture, a tapping hole is maintained, the production of a blast furnace is normal, and the taphole clay price is reduced, so that the cost is reduced for both an enterprise and a user, and the problems that a blast furnace front taphole becomes shallow, the taphole clay is polluted seriously and the cost is high in the prior art are completely solved.
Description
Technical field
The invention belongs to blast furnace ironmaking plastic refractory field, be specifically related to a kind of blast furnace mud compound.
Background technology
Blast furnace is the main equipment of manUfaCtUre of pig iron, and after blast-furnace smelting iron, after being released by molten iron, carries out continuously to ensure to smelt from iron mouth, iron notch must be blocked, blocks the material of iron notch, be stemming.And iron notch is in life-time service process, all can have erosion, iron notch there will be reaming, cause iron mouth to shoal, flowing molten iron is unstable, goes out unclean iron, even run the situations such as large stream, having a strong impact on production normally taps a blast furnace, and finally have impact on the work-ing life of blast furnace and the growth of output.And iron mouth is in burner hearth inside, temperature is high, and generally, people cannot enter maintenance.
Summary of the invention
The object of the invention is to provide that a kind of cost is low, resource reusable edible, also has the blast furnace mud of iron mouth maintenance function, in use can be prevented the hole expansion function of iron notch by it.
For solving above-mentioned technical problem, the invention provides a kind of blast furnace mud compound, described blast furnace mud is made up of the component of following weight part: aluminium picotite: 15 ~ 25 parts; Yttrium mullite: 5 ~ 10 parts; Coal gangue rawore: 15 ~ 20 parts; The ripe ore deposit of calcined coal gangue: 15 ~ 20 parts; Compound clay: 5 ~ 15 parts; Modification ferro-magnesium-aluminum spinelle powder; Carbon resistance material powder: 10 ~ 30 parts; Vanadium Pentoxide in FLAKES: 10 ~ 15 parts, asphalt powder: 5 ~ 8 parts; Nano-cellulose 1-2 part; Additional bonding agent: 12 ~ 14 parts, thickening material: 5 ~ 15 parts.
Further: described additional bonding agent is the low benzopyrene tar of modification.
Further again: described thickening material is the weight ratio 1:1 mixture of vanadium iron ore deposit and cupric oxide.
Further again: described modification magnesium iron aluminium Pre-synthesized spinel fine powder is 220 orders, and chemical constitution is magnesium oxide 10%, ferric oxide 35%, aluminum oxide 53%, zirconium white 2%.
Further again: described compound clay is the mixture of wilkinite and Suzhou mud.
Further again: to adopt following processing method to obtain: all above-mentioned raw materials are put into planetary stemming mixing machine, first mix 20 minutes; Then 85% of bonding agent total amount is added, wet stone roller 20 minutes; Add 15% remaining bonding agent, rewetting grinds 20 minutes; Through stemming microtome, then through mud extruder, squeeze mud shaping, load packing bag, be finished product; Squeeze mud temperature and be set as 65 DEG C.
Further again: described planetary stemming mixing machine comprises disintegrating mechanism, premixing mechanism and mix conveying appliance, described disintegrating mechanism comprises pulverizing casing, crushing wheel, first rotation axis, first motor and curved baffle, described curved baffle is positioned at outside crushing wheel, described pulverizing casing offers opening for feed and discharge port, described opening for feed and discharge port lay respectively at the two ends up and down of curved baffle, described crushing wheel is sleeved on the first rotation axis, the first described rotation axis is connected with the first motor, described premixing mechanism is connected to the discharge outlet pulverizing casing, described premixing mechanism is connected to the top of mix conveying appliance, described mix conveying appliance comprises blending transportation casing, second rotation axis, second motor, screw-blade, described premixing mechanism is connected to the top of blending transportation casing, the second described rotation axis is positioned at blending transportation casing, described screw-blade is sleeved on the second rotation axis, the second described rotation axis is connected with the second motor, the below of described blending transportation casing is provided with outlet, the sidewall of described outlet is provided with stemming sampling apparatus.
Further again: described premixing mechanism comprises funnel-form vibration casing, magnetic valve and vibrator, described magnetic valve and vibrator are separately positioned on the bottom of funnel-form vibration casing, described funnel-form vibration casing is connected with blending transportation casing by magnetic valve, is also provided with buildup plate above the bottom of described funnel-form vibration casing.
Further again: described screw-blade is made up of right-handed screw blade and antispin blade, described right-handed screw blade has 12, and described antispin blade has five.
Further again: described stemming sampling apparatus comprises the 3rd rotation axis, the 3rd motor and cylinder, described drum sleeve is contained on the 3rd rotation axis, and the 3rd described motor is connected with the 3rd rotation axis, and the surface of described cylinder offers stock chest.
Adopt foregoing invention, in use can prevent the hole expansion function of iron notch, and after use the present invention, iron notch is maintained, and blast fumance is normal, stemming prices, for enterprise and user have saved cost, before can thoroughly changing current State of Blast Furnace, iron mouth shoals, and stemming is seriously polluted, high in cost of production problem.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the structural representation of planetary stemming mixing machine.
Fig. 2 is the structural representation of stemming sampling apparatus.
Embodiment
The invention provides a kind of blast furnace mud compound, described blast furnace mud is made up of the component of following weight part: aluminium picotite: 15 ~ 25 parts; Yttrium mullite: 5 ~ 10 parts; Coal gangue rawore: 15 ~ 20 parts; The ripe ore deposit of calcined coal gangue: 15 ~ 20 parts; Compound clay: 5 ~ 15 parts; Modification ferro-magnesium-aluminum spinelle powder; Carbon resistance material powder: 10 ~ 30 parts; Vanadium Pentoxide in FLAKES: 10 ~ 15 parts, asphalt powder: 5 ~ 8 parts; Nano-cellulose 1-2 part; Additional bonding agent: 12 ~ 14 parts, thickening material: 5 ~ 15 parts.
Above-mentioned additional bonding agent is the low benzopyrene tar of modification.
Above-mentioned thickening material is the weight ratio 1:1 mixture of vanadium iron ore deposit and cupric oxide.
Above-mentioned modification magnesium iron aluminium Pre-synthesized spinel fine powder is 220 orders, and chemical constitution is magnesium oxide 10%, ferric oxide 35%, aluminum oxide 53%, zirconium white 2%.
Above-mentioned compound clay is the mixture of wilkinite and Suzhou mud.
Foregoing invention adopts following processing method to obtain: all above-mentioned raw materials are put into planetary stemming mixing machine, first mixes 20 minutes; Then 85% of bonding agent total amount is added, wet stone roller 20 minutes; Add 15% remaining bonding agent, rewetting grinds 20 minutes; Through stemming microtome, then through mud extruder, squeeze mud shaping, load packing bag, be finished product; Squeeze mud temperature and be set as 65 DEG C.
Adopt foregoing invention, in use can prevent the hole expansion function of iron notch, and after use the present invention, iron notch is maintained, and blast fumance is normal, stemming prices, for enterprise and user have saved cost, before can thoroughly changing current State of Blast Furnace, iron mouth shoals, and stemming is seriously polluted, high in cost of production problem.
As shown in Figure 1 present invention also offers a kind of planetary stemming mixing machine, it comprises disintegrating mechanism, premixing mechanism and mix conveying appliance, described disintegrating mechanism comprises pulverizes casing 1, crushing wheel 7, first rotation axis 9, first motor and curved baffle 8, described curved baffle 8 is positioned at outside crushing wheel 7, described pulverizing casing 1 offers opening for feed 4 and discharge port 5, described opening for feed 4 and discharge port 5 lay respectively at the two ends up and down of curved baffle 8, described crushing wheel 7 is sleeved on the first rotation axis 9, the first described rotation axis 9 is connected with the first motor, described premixing mechanism is connected to discharge port 5 place pulverizing casing 1, described premixing mechanism is connected to the top of mix conveying appliance, described mix conveying appliance comprises blending transportation casing 3, second rotation axis 15, second motor 14, screw-blade, described premixing mechanism is connected to the top of blending transportation casing 3, the second described rotation axis 15 is positioned at blending transportation casing 3, described screw-blade is sleeved on the second rotation axis 15, the second described rotation axis 15 is connected with the second motor 14, the below of described blending transportation casing 3 is provided with outlet 6, the sidewall of described outlet 6 is provided with stemming sampling apparatus 18.Respectively starting material being poured into during work pulverizes in casing 1, starting the first motor makes it rotate with crushing wheel 7, crushing wheel 7 is utilized to carry out fragmentation to the starting material condensing into block, starting material are made to be more prone to mix rapidly, starting material after pulverizing automatically drop and tentatively to mix in premixing mechanism, and then enter mix conveying appliance and mix further, by startup second motor 14 in the process of mixing further, second motor 14 is rotated with the second rotation axis 15, because screw-blade is sleeved on the second rotation axis 15, so screw-blade also can follow the second rotation axis 15 together to rotate, it is mixed further in the process of transferring raw material by screw-blade, then send from outlet 6.The design is also provided with stemming sampling apparatus 18 on the sidewall of outlet 6, is surveyed sample the starting material mixed by stemming sampling apparatus 18, plays and guarantees that starting material mixing acts on completely.The design has the advantage that structure is simple, be easy to manufacture and practicality and high efficiency.
Premixing mechanism as shown in Figure 1 comprises funnel-form vibration casing 2, magnetic valve 11 and vibrator 13, described magnetic valve 11 and vibrator 13 are separately positioned on the bottom of funnel-form vibration casing 2, described funnel-form vibration casing 2 is connected with blending transportation casing 3 by magnetic valve 11, is also provided with buildup plate 12 above the bottom of described funnel-form vibration casing 2.During work; when the starting material crushed drop after in funnel-form vibration casing 2; start vibrator 13 utilize vibration to drop into starting material tentatively mix; and the design is provided with buildup plate 12 in the bottom of funnel-form vibration casing 2; starting material are made to form a starting material protective layer by buildup plate 12 in the bottom of funnel-form vibration casing 2 in the process of dropping; reduce the direct impact of starting material to funnel-form vibration casing 2, extend the work-ing life of funnel-form vibration casing 2.After raw material preliminary mixing, open magnetic valve 11 and starting material are dropped automatically in blending transportation casing 3.The design has been come raw-material preliminary mixing by vibration force, and is extended the work-ing life of premixing mechanism by the design of buildup plate 12, decreases unnecessary loss.
Screw-blade is as shown in Figure 1 made up of right-handed screw blade 16 and antispin blade 17, and described right-handed screw blade 16 has 12, and described antispin blade 17 has five.The present invention extends the time of delivery of starting material in blending transportation casing 3 by the design of right-handed screw blade 16 and antispin blade 17, thus extends the time that starting material mix further, and starting material are mixed to get more fully and completely.
Stemming sampling apparatus 18 as shown in Figure 2 comprises the 3rd rotation axis 20, the 3rd motor and cylinder 19, and described cylinder 19 is sleeved on the 3rd rotation axis 20, and the 3rd described motor is connected with the 3rd rotation axis 20, and the surface of described cylinder 19 offers stock chest 21.When needing to survey sample the material mixed, starting the 3rd motor makes it be rotated with cylinder 19 by the 3rd rotation axis 20, the material mixed is again from the process that outlet 6 is dropped automatically, the material of a part can drop in the stock chest 21 on cylinder 19, then the rotational conveyance that this part material continues along with cylinder 19 is again gone out, thus completes the sample survey work to material.
Claims (10)
1. a blast furnace mud compound, is characterized in that: described blast furnace mud is made up of the component of following weight part: aluminium picotite: 15 ~ 25 parts; Yttrium mullite: 5 ~ 10 parts; Coal gangue rawore: 15 ~ 20 parts; The ripe ore deposit of calcined coal gangue: 15 ~ 20 parts; Compound clay: 5 ~ 15 parts; Modification ferro-magnesium-aluminum spinelle powder; Carbon resistance material powder: 10 ~ 30 parts; Vanadium Pentoxide in FLAKES: 10 ~ 15 parts, asphalt powder: 5 ~ 8 parts; Nano-cellulose 1-2 part; Additional bonding agent: 12 ~ 14 parts, thickening material: 5 ~ 15 parts.
2. a kind of blast furnace mud compound according to claim 1, is characterized in that: described additional bonding agent is the low benzopyrene tar of modification.
3. a kind of blast furnace mud compound according to claim 1, is characterized in that: described thickening material is the weight ratio 1:1 mixture of vanadium iron ore deposit and cupric oxide.
4. a kind of blast furnace mud compound according to claim 1, is characterized in that: described modification magnesium iron aluminium Pre-synthesized spinel fine powder is 220 orders, and chemical constitution is magnesium oxide 10%, ferric oxide 35%, aluminum oxide 53%, zirconium white 2%.
5. a kind of blast furnace mud compound according to claim 1, is characterized in that: described compound clay is the mixture of wilkinite and Suzhou mud.
6. the preparation method of a kind of blast furnace mud compound according to claim 1 is as follows: adopt following processing method to obtain: all above-mentioned raw materials are put into planetary stemming mixing machine, first mix 20 minutes; Then 85% of bonding agent total amount is added, wet stone roller 20 minutes; Add 15% remaining bonding agent, rewetting grinds 20 minutes; Through stemming microtome, then through mud extruder, squeeze mud shaping, load packing bag, be finished product; Squeeze mud temperature and be set as 65 DEG C.
7. a kind of blast furnace mud compound according to claim 6, it is characterized in that: described planetary stemming mixing machine comprises disintegrating mechanism, premixing mechanism and mix conveying appliance, described disintegrating mechanism comprises pulverizes casing (1), crushing wheel (7), first rotation axis (9), first motor and curved baffle (8), described curved baffle (8) is positioned at crushing wheel (7) outside, described pulverizing casing (1) offers opening for feed (4) and discharge port (5), described opening for feed (4) and discharge port (5) lay respectively at the two ends up and down of curved baffle (8), described crushing wheel (7) is sleeved on the first rotation axis (9), described the first rotation axis (9) is connected with the first motor, described premixing mechanism is connected to discharge port (5) place pulverizing casing (1), described premixing mechanism is connected to the top of mix conveying appliance, described mix conveying appliance comprises blending transportation casing (3), second rotation axis (15), second motor (14), screw-blade, described premixing mechanism is connected to the top of blending transportation casing (3), described the second rotation axis (15) is positioned at blending transportation casing (3), described screw-blade is sleeved on the second rotation axis (15), described the second rotation axis (15) is connected with the second motor (14), the below of described blending transportation casing (3) is provided with outlet (6), the sidewall of described outlet (6) is provided with stemming sampling apparatus (18).
8. a kind of blast furnace mud compound according to claim 7, it is characterized in that: described premixing mechanism comprises funnel-form vibration casing (2), magnetic valve (11) and vibrator (13), described magnetic valve (11) and vibrator (13) are separately positioned on the bottom of funnel-form vibration casing (2), described funnel-form vibration casing (2) is connected with blending transportation casing (3) by magnetic valve (11), is also provided with buildup plate (12) above the bottom of described funnel-form vibration casing (2).
9. a kind of blast furnace mud compound according to claim 7, it is characterized in that: described screw-blade is made up of right-handed screw blade (16) and antispin blade (17), described right-handed screw blade (16) has 12, and described antispin blade (17) has five.
10. a kind of blast furnace mud compound according to claim 7, it is characterized in that: described stemming sampling apparatus (18) comprises the 3rd rotation axis (20), the 3rd motor and cylinder (19), described cylinder (19) is sleeved on the 3rd rotation axis (20), the 3rd described motor is connected with the 3rd rotation axis (20), and the surface of described cylinder (19) offers stock chest (21).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510605437.2A CN105110805B (en) | 2015-09-21 | 2015-09-21 | A kind of blast furnace mud compound |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510605437.2A CN105110805B (en) | 2015-09-21 | 2015-09-21 | A kind of blast furnace mud compound |
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| CN105110805A true CN105110805A (en) | 2015-12-02 |
| CN105110805B CN105110805B (en) | 2018-02-13 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317598A (en) * | 2013-06-24 | 2013-09-25 | 孝义市和中兴矿产有限公司 | Upper transmission planetary blender of anhydrous stemming |
| CN203317542U (en) * | 2013-06-24 | 2013-12-04 | 孝义市和中兴矿产有限公司 | Anhydrous stemming upper transmission planetary stirring machine |
| CN104058765A (en) * | 2014-07-16 | 2014-09-24 | 山国强 | 1080m<3> blast furnace tap-hole clay |
| CN104058766A (en) * | 2014-07-16 | 2014-09-24 | 山国强 | 2500m<3> blast furnace tap-hole clay |
| CN104072176A (en) * | 2014-07-16 | 2014-10-01 | 山国强 | Novel environment-friendly blast furnace stemming |
-
2015
- 2015-09-21 CN CN201510605437.2A patent/CN105110805B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317598A (en) * | 2013-06-24 | 2013-09-25 | 孝义市和中兴矿产有限公司 | Upper transmission planetary blender of anhydrous stemming |
| CN203317542U (en) * | 2013-06-24 | 2013-12-04 | 孝义市和中兴矿产有限公司 | Anhydrous stemming upper transmission planetary stirring machine |
| CN104058765A (en) * | 2014-07-16 | 2014-09-24 | 山国强 | 1080m<3> blast furnace tap-hole clay |
| CN104058766A (en) * | 2014-07-16 | 2014-09-24 | 山国强 | 2500m<3> blast furnace tap-hole clay |
| CN104072176A (en) * | 2014-07-16 | 2014-10-01 | 山国强 | Novel environment-friendly blast furnace stemming |
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| CN105110805B (en) | 2018-02-13 |
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Effective date of registration: 20170413 Address after: 524000 Zhanjiang City, East China Sea, East Island, Guangdong Jian Dong village, No. 15 Applicant after: Guangdong Yue Jiang Energy Saving Technology Co.,Ltd. Address before: 214200 Wuxi, Yixing Province branch of the Department of Bamboo Sea Road, No. 16 Applicant before: JIANGSU XINHUANMEI ENERGY SAVING TECHNOLOGY Co.,Ltd. |
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Denomination of invention: A mixture of blast furnace clay Effective date of registration: 20230317 Granted publication date: 20180213 Pledgee: Bank of China Limited Zhanjiang Branch Pledgor: Guangdong Yue Jiang Energy Saving Technology Co.,Ltd. Registration number: Y2023980035303 |
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