CN201620125U - Soft carbon black reaction furnace - Google Patents
Soft carbon black reaction furnace Download PDFInfo
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- CN201620125U CN201620125U CN2009202934744U CN200920293474U CN201620125U CN 201620125 U CN201620125 U CN 201620125U CN 2009202934744 U CN2009202934744 U CN 2009202934744U CN 200920293474 U CN200920293474 U CN 200920293474U CN 201620125 U CN201620125 U CN 201620125U
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- carbon black
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Abstract
The utility model relates to a soft carbon black reacting furnace, which comprises a combustion chamber, a hollow throat, a reaction chamber, a connection segment and a vaporization segment, wherein one end of the combustion chamber is provided with a fuel oil injection opening, the other end of the combustion chamber is connected with the hollow throat, the combustion chamber and the hollow throat are in integral arrangement in a funnel shape, the raw oil injection opening is arranged on the hollow throat in the radial direction, one end of the reaction chamber is connected with the hollow throat, the other end of the reaction chamber is connected with the reaction segment through the connection segment, and a secondary air injection opening and a chilled water injection opening are arranged on the reaction chamber. The fuel oil is injected into the reaction furnace from the fuel oil injection opening and is combusted in the combustion chamber for forming high-temperature combustion airflows, and the raw oil injected into the reaction furnace at the hollow throat is brought into the reaction chamber for being converted into carbon black through reaction. Compared with the prior art, the utility model has the advantages that the consumption of the carbon black raw oil is reduced, the soft carbon black with high color intensity can be produced, the carbon black product yield can be improved and the like.
Description
Technical field
The utility model relates to a kind of Reaktionsofen, especially relates to a kind of soft carbon black reaction furnace.
Background technology
Intensification along with energy dilemma; many more many more enterprises are higher to the use degree of concern of the energy; and tyre production enterprise is the consumption rich and influential family of the energy, how to improve the vulcanization rate of sizing material, and reducing curing time is the emphasis that tire enterprise is engaged in engineering technical personnel's concern of formulating of recipe.
The employed carbon black of carcass glue, air/tight layer rubber that is used in full-steel radial ply and semi-steel radial tire at present is soft carbon, the soft reactor of domestic research and development, as shown in Figure 1, combustion chamber 1 is the two inlets combustion chamber, trunnion 2 is the notch cuttype design with reaction chamber 1, stock oil is sprayed into by the stock oil entrance 7 of reaction chamber 1 one sides, it is low that the soft carbon of this Reaktionsofen production all exists tinctorial strength, stress at definite elongation is low, vulcanization rate is slow, and curing time is long, and stock oil consumes higher, defectives such as unit air/stock oil is higher, and the carbon black production and productivity is low.
Summary of the invention
The purpose of this utility model is exactly the soft carbon black reaction furnace that the carbon black quality better of a kind of long service life, production is provided for the defective that overcomes above-mentioned prior art existence.
The purpose of this utility model can be achieved through the following technical solutions: a kind of soft carbon black reaction furnace, it is characterized in that, this Reaktionsofen comprises combustion chamber, trunnion, reaction chamber, linkage section, vaporization section, described combustion chamber one end is provided with the oil fuel entrance, the other end connects trunnion, combustion chamber and the setting of trunnion integral type are funnel-form, radially be provided with the stock oil entrance on the described trunnion, described reaction chamber one end connects trunnion, the other end is by linkage section ligation section, and reaction chamber is provided with secondary air entrance and quenched water entrance; Oil fuel sprays into from the fuel chambers entrance, forms the high-temp combustion air-flow in combustion chambers burn, brings the stock oil that the trunnion place sprays into into the reaction chamber reaction, changes into carbon black.
The inwall of described combustion chamber adopts the chrome zirconium refractory materials, and reaction chamber wall adopts chromium aluminium series refractory material; Perhaps described combustion chamber inwall adopts high-content chromic oxide series refractory material, and reaction chamber wall adopts chromic oxide and alumina refractory, adopts homology powdery refractory materials between zirconium white series refractory material and the chromic oxide series refractory material furnace wall.
Described zirconium chromium series refractory material is a zirconium chromium refractory brick, and wherein the weight ratio of zirconium white and chromic oxide is 10: 90～3: 97; Described chromium aluminium series refractory material is a Cr-Al material refractory brick, and wherein the weight ratio of chromic oxide and aluminum oxide is 20: 80～10: 90; The weight percentage of chromic oxide is 80～90% in the described high-content chromic oxide series refractory material.
The high-temp combustion gas flow temperature at stock oil entrance place is 1800 ℃～2500 ℃ on the described trunnion.
Described trunnion is made up of taper pipeline section and straight length, and the angle of taper pipeline section is 5～17 degree.
Described linkage section is bell mouth shape, and the internal diameter of one end is identical with the reaction chamber internal diameter, and the internal diameter of the other end is identical with the internal diameter of vaporization section.
Described stock oil comprises that aromatic hydrocarbon, oil are hydrocarbon or aliphatic saturated hydrocarbon.
Described aromatic hydrocarbon comprises carbolineum, anthracene oil, cosmoline, coal tar; Described oil is that hydrocarbon comprises aromatic hydrocarbon, creosote or carboxylic acid oil; Described aliphatic saturated hydrocarbon comprises ethylene residue, cycle oil, and acetylene is unsaturated hydrocarbons, hydrocarbon of ethylene serise, pentane or hexane.
The utility model Reaktionsofen the reason two inlets radially the soft Reaktionsofen of air intake produce soft carbon and change into by the hard reaction stove of air inlet through hollow shaft and produce soft carbon, increase secondary air at conversion zone simultaneously, improve temperature of reaction.Improve the sooty quality by distribution and the aggregate size that changes the soft carbon primary partical, reduce the consumption of carbon black raw oil, can produce the soft carbon of high tinctorial strength, improve advantages such as carbon black products yield.
Compared with prior art, the utlity model has following advantage:
1. reactor significantly improves work-ing life.
2. the carbon black quality of Sheng Chaning: tinctorial strength intensity height, 300% stress at definite elongation reach ASTM center for standard value.
3. employed ingredient requirement is more extensive.
4. the sooty unit consumption is low, the output height, and unit cost descends.
5. invest low.
Description of drawings
Fig. 1 is the structural representation of pre-existing reactors;
Fig. 2 is the structural representation of the utility model reactor.
Wherein: 1-combustion chamber, 2-trunnion, 3-reaction chamber, 4-linkage section, 5-vaporization section, 6-oil fuel entrance, 7-stock oil entrance, 8-quenched water entrance.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
As shown in Figure 1, a kind of soft carbon black reaction furnace, this Reaktionsofen comprises combustion chamber 1, trunnion 2, reaction chamber 3, linkage section 4, vaporization section 5, described combustion chamber 1 one ends are provided with oil fuel entrance 6, the other end connects trunnion 2, combustion chamber 1 is funnel-form with trunnion 2 integral type settings, radially be provided with stock oil entrance 7 on the described trunnion 2, described reaction chamber 3 one ends connect trunnion 2, the other end connects vaporization section 5 by linkage section 4, reaction chamber 3 is provided with quenched water entrance 8 and secondary air entrance, oil fuel sprays into from oil fuel entrance 6,1 burning forms the high-temp combustion air-flow in the combustion chamber, brings the stock oil that trunnion 2 places spray into into the reaction chamber reaction, changes into carbon black.
Production of carbon black is with low temperature oil, tar or coke-oven gas are made fuel, produce carbon black and flue gas at carbon black raw oil to spray into trunnion section Pintsch process under the atomizing state, carbon black smoke is collected after chilling becomes and is formed the sooty carbon black production technology, its know-why is that the tangential air intake burning in two inlets combustion chamber provides heat coaxial to the stock oil cracked mode that sprays into before changing, and employing air inlet through hollow shaft and oil fuel, sufficient combustion provides the stock oil cracked that radially sprays into mode, and adopting air inlet through hollow shaft and oil fuel, sufficient combustion provides the stock oil drop that radially sprays into to carry out cracking.Adopt many raw material oil guns that radially spray in reactor trunnion section, utilize the mode of mechanical atomizing that stock oil is atomized into micron-sized mist of oil, spray in the hot gas flow of high temperature and high speed and carry out cracking.By spray into quenched water one time at quench zone; high-temperature reacting gas is sharply cooled off; stop the sooty scission reaction; pass through high-temperature air preheater again; heat reclaim units such as online boiler reclaim heat; carbon black and flue gas are by main bag filter; after separating, cyclonic separator sends into wet granulator; under the cooperation of water and tackiness agent; tablets press strand tooth by high speed rotating carries out granulation; enter drying machine after the polishing and carry out drying; carry by lift at last; enter finished product storage tank behind the magnetic resolution machine separation of ferromagnetic impurity; by the automatic packing machine packing, detect qualified back shipment.
A kind of novel reaction stove is produced soft carbon kind N550 with this Reaktionsofen, and the stock oil that 80% carbolineum and 20% tar are formed is by producing carbon black to spray into trunnion section Pintsch process under the atomizing state, and carbon black smoke is collected after chilling becomes and formed carbon black.By table 1～2 as can be seen, use new and old Reaktionsofen to produce kind of carbon black N550 of the same race, the carbon black quality of producing, novel furnace obviously is better than old carbon black, this point is concentrated and is shown on the product tinctorial strength (Tint) that novel furnace product Tint value is higher by about 8% than the old type of furnace.
Table 1: new and old Reaktionsofen model is used to produce the contrast of N550 processing parameter
| Project | Old Reaktionsofen model | New reaction stove model |
| The stock oil proportioning | 80% carbolineum+20% tar | 20% carbolineum+80% tar |
| Fic-101(Kg/h) | 3850 | 4400 |
| Fic-103(Nm 3/h) | 10500 | 10200 |
| Raw material alopecia areata oil ratio (Nm 3/Kg) | 2.727 | 2.318 |
| Fic-102(Kg/h) | 477 | 425 |
| Fuel alopecia areata oil ratio (Nm 3/Kg) | 22 | 24 |
| Total alopecia areata oil ratio (Nm 3/Kg) | 2.427 | 2.114 |
| Additive concentration (kg/785L) | 0.5 | 4 |
| Fic-109(Kg/h) | 1.0 | 6.5 |
| Fic-208(Kg/h) | 3900 | 3080 |
| Fic-203(Nm 3/h) | 9200 | 6100 |
| FI-101 total amount T/ days | 92.40 | 105.600 |
| FI-102 total amount T/ days | 11.448 | 10.200 |
| Output T/ days | 59.342 | 71.481 |
| Yield % | 57.15 | 61.72 |
| Oil consumption T/T | 1.75 | 1.62 |
Table 2: new and old Reaktionsofen model is produced the contrast of N550 carbon black quality
A kind of novel reaction stove is produced soft carbon kind N660 with this Reaktionsofen, and different ratios mixes the stock oil of composition by producing carbon black to spray into trunnion section Pintsch process under the atomizing state, and carbon black smoke is collected after chilling becomes and formed carbon black.By table 3～4 as can be seen, use new and old Reaktionsofen to produce kind of carbon black N660 of the same race, the carbon black quality of producing, novel furnace obviously is better than old carbon black, this point is concentrated and is shown on the product tinctorial strength (Tint) that novel furnace product Tint value is higher by about 8% than the old type of furnace.
Table 3: new and old Reaktionsofen model is used to produce the contrast of N660 processing parameter
| Project | Old Reaktionsofen model | New reaction stove model |
| The stock oil proportioning | 40% carbolineum+30% tar+30% ethene | 20% carbolineum+60% tar+20% low temperature oil |
| Fic-101(Kg/h) | 4700 | 4965 |
| Fic-103(Nm 3/h) | 12000 | 11100 |
| Raw material alopecia areata oil ratio (Nm 3/Kg) | 2.553 | 2.236 |
| Fic-102(Kg/h) | 480 | 426 |
| Fuel alopecia areata oil ratio (Nm 3/Kg) | 25 | 26 |
| Total alopecia areata oil ratio (Nm 3/Kg) | 2.317 | 2.059 |
| Additive concentration (kg/785L) | 8 | 16 |
| Fic-109(Kg/h) | 11.9 | 8.1 |
| Fic-208(Kg/h) | 3520 | 2920 |
| Fic-203(Nm 3/h) | 6810 | 5360 |
| FI-101 total amount T/ days | 112.800 | 119.160 |
| FI-102 total amount T/ days | 11.520 | 10.224 |
| Output T/ days | 74.000 | 80.865 |
| Yield % | 59.53 | 62.5 |
| Oil consumption T/T | 1.68 | 1.60 |
Table 4: new and old Reaktionsofen model is produced the contrast of N660 carbon black quality
A kind of soft carbon black reaction furnace, this Reaktionsofen comprises combustion chamber, trunnion, reaction chamber, linkage section, vaporization section, described combustion chamber one end is provided with the oil fuel entrance, the other end connects trunnion, combustion chamber and the setting of trunnion integral type are funnel-form, radially are provided with the stock oil entrance on the described trunnion, and described reaction chamber one end connects trunnion, the other end connects vaporization section by linkage section, and reaction chamber is provided with quenched water entrance and secondary air entrance.The inwall of described combustion chamber adopts the spinel series refractory material; The spinel series refractory material is a chromium zirconium refractory brick, wherein the weight ratio of zirconium white and chromic oxide is 5: 95, described trunnion is made up of taper pipeline section and straight length, the angle of taper pipeline section is 12 degree, described linkage section is horn-like, the internal diameter of one end is identical with the reaction chamber internal diameter, and the internal diameter of the other end is identical with the internal diameter of vaporization section.
Oil fuel sprays into from the oil fuel entrance, form the high-temp combustion air-flow in combustion chambers burn, bring the stock oil that the trunnion place sprays into into the reaction chamber reaction, change into carbon black, the high-temp combustion gas flow temperature at stock oil on the trunnion (coal tar 20wt%, creosote 20wt% and ethylene residue 60wt%) entrance place is more than 1900 ℃.
This Reaktionsofen uses the high chrome zirconium refractory materials of durable temperature ratio aluminum oxide series refractory material to build up the major portion of soot formation section inwall or all, can improve the heat resisting temperature of soot formation section inwall.
A kind of soft carbon black reaction furnace, this Reaktionsofen comprises combustion chamber, trunnion, reaction chamber, linkage section, vaporization section, described combustion chamber one end is provided with the oil fuel entrance, the other end connects trunnion, combustion chamber and the setting of trunnion integral type are funnel-form, radially are provided with the stock oil entrance on the described trunnion, and described reaction chamber one end connects trunnion, the other end connects vaporization section by linkage section, and reaction chamber is provided with quenched water entrance and secondary air entrance.The combustion chamber inwall adopts the chromic oxide series refractory material, and reaction chamber wall adopts zirconium white and chromic oxide blend system refractory materials, wherein the weight ratio of zirconium white and chromic oxide is 4: 96, described trunnion is made up of taper pipeline section and straight length, the angle of taper pipeline section is 11.2 degree, described linkage section is horn-like, and the internal diameter of one end is identical with the reaction chamber internal diameter, and the internal diameter of the other end is identical with the internal diameter of vaporization section.
Oil fuel sprays into from the oil fuel entrance, form the high-temp combustion air-flow in combustion chambers burn, bring the stock oil that the trunnion place sprays into into the reaction chamber reaction, change into carbon black, the high-temp combustion gas flow temperature at stock oil on the trunnion (FCC oil 50wt%, anthracene oil 50wt%) entrance place is more than 1920 ℃.
Embodiment 5
A kind of soft carbon black reaction furnace, this Reaktionsofen comprises combustion chamber, trunnion, reaction chamber, linkage section, vaporization section, described combustion chamber one end is provided with the oil fuel entrance, the other end connects trunnion, combustion chamber and the setting of trunnion integral type are funnel-form, radially are provided with the stock oil entrance on the described trunnion, and described reaction chamber one end connects trunnion, the other end connects vaporization section by linkage section, and reaction chamber is provided with quenched water entrance and secondary air entrance.Described combustion chamber inwall adopts the chromic oxide series refractory material, and reaction chamber wall adopts zirconium white and chromic oxide blend system refractory materials, wherein the weight ratio of zirconium white and chromic oxide is 3: 97, described trunnion is made up of taper pipeline section and straight length, the angle of taper pipeline section is 10.3 degree, described linkage section is horn-like, and the internal diameter of one end is identical with the reaction chamber internal diameter, and the internal diameter of the other end is identical with the internal diameter of vaporization section.
Oil fuel sprays into from the oil fuel entrance, forms the high-temp combustion air-flow in combustion chambers burn, and the stock oil FCC that the trunnion place is sprayed into brings the reaction chamber reaction into, changes into carbon black, and the high-temp combustion gas flow temperature at stock oil entrance place is 1980 ℃ on the trunnion.
A kind of soft carbon black reaction furnace, its structure are with embodiment 5, and only the high-temperature area more than 1800 ℃ at high-temp combustion air-flow segment occurred uses the chromic oxide refractory brick.Between chromic oxide matter brick and aluminum oxide brick, also can only dispose one deck chromic oxide mould material.
A kind of soft carbon black reaction furnace, its structure be with embodiment 5, and the upstream portion of high-temp combustion air-flow segment occurred is with zirconium white refractory brick liner (zirconia content 99.4%), and the downstream part is with chromic oxide refractory brick liner.
Embodiment 8
A kind of soft carbon black reaction furnace, its structure is with embodiment 5, the upstream portion of high-temp combustion air-flow segment occurred is with chromic oxide refractory brick liner (chromic oxide content 99.4%), its tract, soot formation section and reaction terminating section are used high-quality aluminum oxide (alumina content 99.7%) liner fully, produce carbon black under the high-temp combustion gas flow temperature of 1800 ℃ and 1900 ℃.
Embodiment 9
A kind of soft carbon black reaction furnace, its structure are with embodiment 5, and the inwall of combustion chamber adopts the chrome zirconium refractory materials, and reaction chamber wall adopts chromium aluminium series refractory material; Described zirconium chromium series refractory material is a zirconium chromium refractory brick, and wherein the weight ratio of zirconium white and chromic oxide is 10: 90～3: 97; Described chromium aluminium series refractory material is a Cr-Al material refractory brick, and wherein the weight ratio of chromic oxide and aluminum oxide is 20: 80～10: 90.The high-temp combustion gas flow temperature at stock oil entrance place is 1800 ℃ on the trunnion.
Embodiment 10
A kind of soft carbon black reaction furnace, its structure is with embodiment 5, the combustion chamber inwall adopts high-content zirconium white chromium series refractory material, and reaction chamber wall adopts chromic oxide and alumina refractory, adopts homology powdery refractory materials between zirconium white chromium series refractory material and the zirconium white chromium series refractory material furnace wall.The weight percentage of chromic oxide is 80～90% in the described high-content chromic oxide series refractory material.The high-temp combustion gas flow temperature at stock oil entrance place is 2500 ℃ on the trunnion.
Claims (3)
1. soft carbon black reaction furnace, it is characterized in that, this Reaktionsofen comprises combustion chamber, trunnion, reaction chamber, linkage section, vaporization section, described combustion chamber one end is provided with the oil fuel entrance, and the other end connects trunnion, and combustion chamber and the setting of trunnion integral type are funnel-form, radially be provided with the stock oil entrance on the described trunnion, described reaction chamber one end connects trunnion, and the other end is by linkage section ligation section, and reaction chamber is provided with secondary air entrance and quenched water entrance.
2. a kind of soft carbon black reaction furnace according to claim 1 is characterized in that described trunnion is made up of taper pipeline section and straight length, and the angle of taper pipeline section is 5～17 degree.
3. a kind of soft carbon black reaction furnace according to claim 1 is characterized in that described linkage section is bell mouth shape, and the internal diameter of one end is identical with the reaction chamber internal diameter, and the internal diameter of the other end is identical with the internal diameter of vaporization section.
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| CN2009202934744U CN201620125U (en) | 2009-12-18 | 2009-12-18 | Soft carbon black reaction furnace |
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| CN2009202934744U CN201620125U (en) | 2009-12-18 | 2009-12-18 | Soft carbon black reaction furnace |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102286221A (en) * | 2011-06-24 | 2011-12-21 | 龙星化工股份有限公司 | Hard carbon black reaction furnace |
| CN103804962A (en) * | 2014-01-22 | 2014-05-21 | 张海 | Novel combustion furnace for preparing carbon black |
-
2009
- 2009-12-18 CN CN2009202934744U patent/CN201620125U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102286221A (en) * | 2011-06-24 | 2011-12-21 | 龙星化工股份有限公司 | Hard carbon black reaction furnace |
| CN102286221B (en) * | 2011-06-24 | 2012-11-14 | 龙星化工股份有限公司 | Hard carbon black reaction furnace |
| CN103804962A (en) * | 2014-01-22 | 2014-05-21 | 张海 | Novel combustion furnace for preparing carbon black |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101103 Termination date: 20121218 |