CN109054460B - Novel hard carbon black reacting furnace - Google Patents
Novel hard carbon black reacting furnace Download PDFInfo
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- CN109054460B CN109054460B CN201811123735.8A CN201811123735A CN109054460B CN 109054460 B CN109054460 B CN 109054460B CN 201811123735 A CN201811123735 A CN 201811123735A CN 109054460 B CN109054460 B CN 109054460B
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- 239000006229 carbon black Substances 0.000 title claims abstract description 56
- 229910021385 hard carbon Inorganic materials 0.000 title claims description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 58
- 238000002485 combustion reaction Methods 0.000 claims abstract description 30
- 239000002994 raw material Substances 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 9
- 238000004040 coloring Methods 0.000 abstract description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 239000010959 steel Substances 0.000 abstract description 3
- 241000872198 Serjania polyphylla Species 0.000 abstract description 2
- 239000003034 coal gas Substances 0.000 abstract description 2
- 238000000889 atomisation Methods 0.000 description 7
- 239000013078 crystal Substances 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000009991 scouring Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000004636 vulcanized rubber Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/44—Carbon
- C09C1/48—Carbon black
- C09C1/50—Furnace black ; Preparation thereof
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Abstract
The utility model provides a novel stereoplasm carbon black reacting furnace, air distributor, gas distributor, burning zone and the straight section axial coaxial sealing connection of choke form the carbon black reacting furnace body, the panel central point of carbon black reacting furnace body puts the axial level and is equipped with the raw materials oil gun, the muzzle of raw materials oil gun is in deep to the straight section front 200-300mm department of choke. The invention has the technical effects that: under the condition of not changing the reaction furnace body, carbon black with different types can be produced, the requirement on the quality of raw oil can be reduced by adopting the reaction furnace to produce the carbon black, the production cost of enterprises is reduced, the product has high coloring intensity and high compression oil absorption value, the quality requirement of the all-steel radial tire can be met, and the preheated air, the coal gas and the raw oil do not damage the reaction furnace body in the combustion reaction process, so that the service life of the reaction furnace is prolonged.
Description
Technical Field
The invention relates to a carbon black reaction furnace, in particular to a novel hard carbon black reaction furnace.
Background
The high-structure carbon black endows the filled vulcanized rubber with higher stretching stress and better wear resistance. The structural property is one of three basic properties of carbon black, and is always an important control index in the production process. However, for a long time, the control of the index by each manufacturer mainly depends on the raw oil product and the proportion thereof, and the control requirement can be met, but the flexibility of operation is limited, and the oil products with high aromatic factors are often expensive, so that the economic benefit is not improved. Therefore, it is clearly necessary to find an effective means of controlling and adjusting the structure from the process to achieve the purposes of stabilizing the product quality and reducing the cost.
The carbon black reaction furnace is used as core equipment for producing carbon black, and the production process comprises the steps of burning air and fuel in the reaction furnace, spraying raw oil into burning flame after atomizing, and producing carbon black through high-temperature pyrolysis. As shown in figure 1, the original reaction furnace consists of an air distributor 1, a combustion chamber straight section 2, a combustion chamber cone section 3, a throat cone section 4, a throat straight section 5 and a gas gun 6. The prior art has the defects that 1, the production of different varieties of carbon black needs to adopt reaction furnaces with different structural sizes or high-quality raw oil with high aromatic hydrocarbon content, thus increasing the production cost in an intangible way; 2. the product has low coloring strength and low compression oil absorption value, and is difficult to completely meet the quality requirement of the all-steel radial tire on high-quality carbon black. 3. Process control conditions for producing high structure series carbon black products are not readily achieved. 4. The gas gun is a straight pipe and is arranged at the panel of the air sleeve, but the gas gun and the installation mode thereof have the following problems that 1) the gas gun is inconvenient to check the atomization effect of carbon black, 4 gas guns are square and uniformly distributed on the panel of the air distributor, the first atomizing lens is distributed on the horizontal middle line of the panel left and right, the gas gun is connected to the gas pipe by a metal hose, and the gas gun is influenced by the metal hose and the gas gun, so that the checking of the atomization effect is inconvenient; 2) After the gas burning position is deviated, the temperature of the combustion chamber cannot meet the requirement, and the burning phenomenon easily occurs at the front port part of the gas gun extending into the reaction furnace along with the extension of the service time of the gas gun, so that the length of the gas gun is shortened, the gas burning position is retracted, the temperature of the combustion chamber is reduced, and the potential safety hazard is increased. The publication number is CN202148276U discloses a hard carbon black reaction furnace, the reaction furnace adopts double raw material oil guns, and double raw material oil guns of 12-16 are arranged at the throat section, so that the atomization effect can only be improved, the oil inlet quantity is simply improved, the temperature, the flow speed and the structure in the reaction furnace are not correspondingly and adaptively changed, the energy consumption and the quality cannot meet the expected requirements, such as insufficient central temperature in the reaction furnace, low product coloring intensity, insufficient blackness and the like.
Disclosure of Invention
The invention relates to a novel hard carbon black reaction furnace, which solves the problems that the existing reaction furnace is single in carbon black production variety, insufficient in coloring intensity, difficult to control in reaction temperature, low in yield ratio and the like, and solves the problems that different reaction furnaces are needed in the existing production of carbon black of different types, the influence on enterprise benefit caused by stopping production and changing the whole production device when the furnace type is changed is reduced, and meanwhile, the problems that only good oil is used for producing high-quality carbon black, the production cost is increased, the product competitiveness of enterprises is influenced and the like are also changed.
The invention is realized in such a way, a novel hard carbon black reaction furnace comprises an air distributor, a gas distributor, a combustion section, a throat straight section and a raw material oil gun, wherein the air distributor, the gas distributor, the combustion section and the throat straight section are axially and coaxially connected in a sealing manner to form a carbon black reaction furnace body, the raw material oil gun is axially and horizontally arranged at the center of a panel of the carbon black reaction furnace body, and the muzzle of the raw material oil gun is extended to the position 200-300mm in front of the throat straight section; the part of the raw oil sprayed out of the oil gun is burnt in the position to further improve the reaction temperature, so that the rest part of the raw oil is helped to crack to obtain a high-quality carbon black product, the distance can meet the requirement that the combustion and reaction process are fully carried out, and the sprayed raw oil can not scour the side wall of the reaction furnace to form new impurities.
The air distributor comprises a cylinder, an air inlet and an air inlet, a cavity is formed in the air distributor, the cylinder is axially arranged in the center of the cavity, a plurality of air inlet holes are uniformly formed in the wall of the cylinder, the air inlet is formed in the top end of the cavity, the air inlet, the cavity and the cylinder form an air passage, and a circle of chamfer is formed at the joint of the air distributor and the gas distributor so as to facilitate preheating air to enter the gas distributor without forming local vortex; the preheated air enters the cavity through the air inlet, and the preheated air in the cavity is uniformly distributed into the cylinder through the air inlet, so that the preheated air enters the combustion section.
The gas distributor comprises a first gas conduit, a second gas conduit and a gas inlet, wherein the upper end and the lower end of the side wall of the gas distributor are respectively provided with the gas inlet, the first gas conduit and the second gas conduit are arranged in front of and behind the inner cavity of the gas distributor, gas sequentially enters a combustion section from the first gas conduit, the first gas conduit and the second gas conduit, a plurality of first gas conduits are radially and uniformly arranged on the front cavity wall of the inner cavity of the gas distributor, a plurality of first gas conduits are obliquely arranged at an angle of 30 degrees with the horizontal direction, a plurality of second gas conduits are radially and uniformly arranged on the rear cavity wall of the inner cavity of the gas distributor, and a plurality of second gas conduits are obliquely arranged at an angle of 15 degrees with the horizontal direction; the gas flow entering from the front cavity wall and the rear cavity wall generates the pressure difference through the arrangement of the gas conduit I and the gas conduit II at different inclination angles, so that the gas can enter into the gas distributor smoothly; because the front and rear gas conduits are different in inclination angle and are uniformly and obliquely arranged, and the generated rotational flow directions are different, the gas and the preheated air are more uniformly mixed, so that the combustion efficiency is improved, and the gas consumption is saved; because the front gas guide pipe and the rear gas guide pipe are uniformly and obliquely arranged, rotational flow can be generated, most of combustion is concentrated in a central area, and the high-temperature part of reaction temperature is concentrated in the central area, so that the yield and quality of carbon black are improved.
The oil outlet of the gun head of the raw material oil gun forms an angle of 30 degrees with the central axis, and the outer wall of the raw material oil gun is provided with a water jacket for protection. The angle of the oil outlet is increased, the atomization effect is better, the contact area of raw oil and high-temperature smoke is increased, the reaction efficiency is improved, and the carbon black quality requirement is favorably improved.
The straight section of the throat pipe is uniformly provided with 12 raw material oil guns II, wherein 4 raw material oil guns which are uniformly spaced extend into the straight section of the throat pipe by 5cm, the raw material oil guns II which extend into the straight section of the throat pipe are provided with water jacket protection, and the produced carbon black particles and the aggregate are distributed more uniformly and have higher coloring strength; the method changes 4 raw material oil guns penetrating into the throat into a water jacket form for cooling and protecting the oil guns, and can be more deeply close to the central area of the throat section so as to achieve the aim of improving the quality of carbon black products, if all the oil guns are changed into the water jacket form, the flow sectional area of the throat is greatly reduced, the yield of the carbon black is obviously reduced, and the method changes the 4 raw material oil guns into the water jacket form on the premise of improving the quality of the carbon black product without affecting the yield of the carbon black.
The diameter of the gas distributor is 450-500mm, the diameter of the straight section of the combustion section is 800-1100mm, and the diameter of the straight section of the throat pipe is 300-400mm; the diameter of the straight section of the combustion section is larger than that of the gas distributor, so that high-temperature gas can enter the combustion straight section conveniently.
The front end of the straight section of the two-distance throat pipe of the 12 raw oil guns is 150mm. The device is arranged at the position 150mm away from the front end of the straight section of the throat pipe, so that the purposes of low unit consumption, high productivity and good product quality can be achieved, enough air quantity is needed to improve the productivity, the air quantity reaches 18000Nm3/h, even 23000Nm3/h, the diameter of the throat pipe section is more than 300mm, the raw oil in the prior art is radially sprayed, the diameter is larger, the penetration rate of the raw oil is insufficient, and the product quality and consumption are affected. Therefore, a raw oil gun is required to be arranged in the axial direction to solve the problem of 'cavity' of the throat space, and the flow rate of high-temperature gas in the throat section is improved so as to improve the cracking degree of raw oil drops in the throat section and the collision probability of crystal nuclei and enable the reaction to be more complete. The axial oil gun can be adjusted in a range from 200mm to 300mm in front of the throat, the oil gun which atomizes the raw oil by taking compressed air as a carrier extends to the front of the throat section, and part of the raw oil is combusted, so that the temperature of the throat section is increased, the intensity of reaction is increased, and the collision probability of carbon black reaction crystal nucleus is increased; a portion of which participates in the reaction of the carbon black. In addition, the position of the oil gun is telescopically regulated, the oil quantity is increased and decreased, and the atomization air quantity is increased and decreased so as to adjust the structural degree of the product, thereby meeting the production of carbon black of various varieties.
The method has certain limitation that the aperture of the gun head gradually increases under the scouring of the raw oil along with the extension of the use time of the gun head, so that the ratio of the raw oil at the front position and the rear position is changed, thereby influencing the key data of the product.
The air inlet holes are arranged on a horizontal line in a front-back mode; the air inlet holes which are arranged in a staggered way are not adopted, so that the air inlet of the preheated air is uniform, the gas combustion effect is improved, meanwhile, as the air is concentrated in the axial central area, the side wall of the reaction furnace body is not obviously washed by the air flowing at high speed, and the service life of the reaction furnace is prolonged.
The invention has the technical effects that: under the condition of not changing the reaction furnace body, carbon black with different types can be produced, the requirement on the quality of raw oil can be relaxed, the production cost of enterprises is reduced, the product has high coloring strength and high compression oil absorption, the quality requirement of all-steel radial tires can be met, and the reaction furnace body is not easily damaged by preheated air, coal gas and raw oil in the combustion reaction process, so that the service life of the reaction furnace is prolonged.
Drawings
FIG. 1 is a schematic diagram of a prior art hard carbon black reaction furnace;
FIG. 2 is a schematic diagram of the structure of a hard carbon black reaction furnace according to the present invention;
FIG. 3 is a schematic view of the air distributor of the present invention;
FIG. 4 is a schematic view of the gas distributor of the present invention;
FIG. 5 is a schematic view of a first gas conduit according to the present invention;
FIG. 6 is a schematic diagram of a second gas conduit according to the present invention;
FIG. 7 is a block diagram of the oil outlet of the raw material oil gun of the present invention;
FIG. 8 is a schematic view of the structure of the straight segment of the throat of the present invention;
FIG. 9 is a cut-away view of a straight segment of the throat of the present invention.
Detailed Description
As shown in figure 2, the invention is realized in such a way that a novel hard carbon black reaction furnace is formed by axially and coaxially sealing and connecting an air distributor 21, a gas distributor 22, a combustion section 23 and a throat straight section 24, wherein a raw material oil gun 25 is axially and horizontally arranged at the center of a panel of the carbon black reaction furnace, and the muzzle of the raw material oil gun 25 is deep to the front 200-300mm of the throat straight section; the part of the raw oil sprayed out of the oil gun is burnt in the position to further improve the reaction temperature, so that the rest part of the raw oil is helped to crack to obtain a high-quality carbon black product, the distance can meet the requirement that the combustion and reaction process are fully carried out, and the sprayed raw oil can not scour the side wall of the reaction furnace to form new impurities.
As shown in fig. 3, the air distributor 21 includes a cylinder 31, an air inlet 32, and an air inlet hole 33, a cavity is formed in the air distributor, the cylinder 31 is axially disposed in the center of the cavity, a plurality of air inlet holes 33 are uniformly formed in the wall of the cylinder, the air inlet 32 is disposed at the top end of the cavity, the air inlet 32, the cavity, and the cylinder 31 form an air passage, and a chamfer is disposed at the connection between the air distributor 21 and the gas distributor 22 to facilitate the preheated air to enter the gas distributor 22 without forming local vortex; the preheated air enters the cavity through the air inlet, and the preheated air in the cavity is uniformly distributed into the cylinder 31 through the air inlet, so that the preheated air enters the combustion section.
As shown in fig. 4, 5 and 6, the gas distributor 22 comprises a first gas conduit 41, a second gas conduit 42 and a gas inlet 43, the upper end and the lower end of the side wall of the gas distributor 22 are respectively provided with the gas inlet 43, the first gas conduit 41 and the second gas conduit 42 are arranged in front and back of the inner cavity of the gas distributor, the gas sequentially enters the combustion section 23 from the first gas conduit 41 and the second gas conduit 41, the front cavity wall of the inner cavity of the gas distributor 22 is radially and uniformly provided with a plurality of first gas conduits 41, the uniformly arranged plurality of first gas conduits 41 are obliquely arranged at an angle of 30 degrees with a horizontal line, the rear cavity wall of the inner cavity of the gas distributor 22 is radially and uniformly provided with a plurality of second gas conduits 42, and the uniformly arranged plurality of second gas conduits 42 are obliquely arranged at an angle of 15 degrees with the horizontal line; the gas flow entering from the front cavity wall and the rear cavity wall generates the pressure difference through the arrangement of different inclination angles of the first gas conduit 41 and the second gas conduit 42, so that the gas can enter into the gas distributor smoothly; because the front and rear gas conduits are different in inclination angle and are uniformly and obliquely arranged, and the generated rotational flow directions are different, the gas and the preheated air are more uniformly mixed, so that the combustion efficiency is improved, and the gas consumption is saved; because the front gas guide pipe and the rear gas guide pipe are uniformly and obliquely arranged, rotational flow can be generated, most of combustion is concentrated in a central area, and the high-temperature part of reaction temperature is concentrated in the central area, so that the yield and quality of carbon black are improved.
As shown in fig. 7, the gun head oil outlet 71 of the raw material oil gun forms an angle of 30 degrees with the central axis, and the outer wall of the raw material oil gun is provided with a water jacket protection. The angle of the oil outlet is increased, the atomization effect is better, the contact area of raw oil and high-temperature smoke is increased, the reaction efficiency is improved, and the carbon black quality requirement is favorably improved.
As shown in fig. 8 and 9, the straight section of the throat is uniformly provided with 12 raw material oil guns two 81, wherein 4 raw material oil guns uniformly spaced extend into the straight section of the throat by 5cm, the raw material oil guns two extending into the straight section of the throat are provided with water jacket protection, and the produced carbon black particles and the aggregate are distributed more uniformly and have higher coloring strength; the method changes 4 raw material oil guns penetrating into the throat into a water jacket form for cooling and protecting the oil guns, and can be more deeply close to the central area of the throat section so as to achieve the aim of improving the quality of carbon black products, if all the oil guns are changed into the water jacket form, the flow sectional area of the throat is greatly reduced, the yield of the carbon black is obviously reduced, and the method changes the 4 raw material oil guns into the water jacket form on the premise of improving the quality of the carbon black product without affecting the yield of the carbon black.
The diameter of the gas distributor 22 is 450-500mm, the diameter of the straight section of the combustion section 23 is 800-1100mm, and the diameter of the throat straight section 24 is 300-400mm; the diameter of the straight section of the combustion section is larger than that of the gas distributor, so that high-temperature gas can enter the combustion straight section conveniently.
The front end of the straight section of the two-distance throat pipe of the 12 raw oil guns is 150mm. The device is arranged at the position 150mm away from the front end of the straight section of the throat pipe, so that the purposes of low unit consumption, high productivity and good product quality can be achieved, enough air quantity is needed to improve the productivity, the air quantity reaches 18000Nm3/h, even 23000Nm3/h, the diameter of the throat pipe section is more than 300mm, the raw oil in the prior art is radially sprayed, the diameter is larger, the penetration rate of the raw oil is insufficient, and the product quality and consumption are affected. Therefore, a raw oil gun is required to be arranged in the axial direction to solve the problem of 'cavity' of the throat space, and the flow rate of high-temperature gas in the throat section is improved so as to improve the cracking degree of raw oil drops in the throat section and the collision probability of crystal nuclei and enable the reaction to be more complete. The axial oil gun can be adjusted between 200mm and 300mm deep in front of the throat pipe. An oil gun for atomizing raw oil by taking compressed air as a carrier extends to the front of the throat section, and part of raw oil is combusted, so that the temperature of the throat section is increased, the intensity of reaction is increased, and the collision probability of carbon black reaction crystal nucleus is increased; a portion of which participates in the reaction of the carbon black. In addition, the position of the oil gun is telescopically regulated, the oil quantity is increased and decreased, and the atomization air quantity is increased and decreased so as to adjust the structural degree of the product, thereby meeting the production of carbon black of various varieties.
The method has a certain limitation that the aperture of the gun head gradually increases under the scouring of the raw oil along with the extension of the use time of the gun head, so that the ratio of the raw oil at the front position and the rear position is changed, thereby influencing the key data of the product.
The air inlet holes are arranged on a horizontal line in a front-back mode; the air inlet holes which are arranged in a staggered way are not adopted, so that the air inlet of the preheated air is uniform, the gas combustion effect is improved, meanwhile, as the air is concentrated in the axial central area, the side wall of the reaction furnace body is not obviously washed by the air flowing at high speed, and the service life of the reaction furnace is prolonged.
Claims (6)
1. The utility model provides a novel stereoplasm carbon black reacting furnace, it includes air distributor, gas distributor, burning zone, throat straight segment, raw oil gun, its characterized in that: the air distributor, the gas distributor, the combustion section and the straight section of the throat pipe are axially and coaxially connected in a sealing manner to form a carbon black reaction furnace body, a raw material oil gun is axially and horizontally arranged at the center of a panel of the carbon black reaction furnace body, and a muzzle of the raw material oil gun stretches into a position 200-300mm in front of the straight section of the throat pipe;
the gas distributor comprises a first gas conduit, a second gas conduit and a gas inlet, wherein the upper end and the lower end of the side wall of the gas distributor are respectively provided with the gas inlet, the first gas conduit and the second gas conduit are arranged in front of and behind the inner cavity of the gas distributor, gas sequentially enters a combustion section from the first gas conduit, the first gas conduit and the second gas conduit, a plurality of first gas conduits are radially and uniformly arranged on the front cavity wall of the inner cavity of the gas distributor, a plurality of first gas conduits are obliquely arranged at an angle of 30 degrees with the horizontal direction, a plurality of second gas conduits are radially and uniformly arranged on the rear cavity wall of the inner cavity of the gas distributor, and a plurality of second gas conduits are obliquely arranged at an angle of 15 degrees with the horizontal direction;
the oil outlet of the gun head of the raw material oil gun forms an angle of 30 degrees with the horizontal line, and the outer wall of the raw material oil gun is provided with a water jacket for protection.
2. The novel hard carbon reaction furnace according to claim 1, wherein: the air distributor comprises a cylinder, an air inlet and an air inlet, a cavity is formed in the air distributor, the cylinder is axially arranged in the center of the cavity, a plurality of air inlet holes are uniformly formed in the wall of the cylinder, the air inlet is formed in the top end of the cavity, the air inlet, the cavity and the cylinder form an air passage, and a circle of chamfer is formed at the joint of the air distributor and the gas distributor so as to facilitate preheating of air and entering the gas distributor.
3. The novel hard carbon reaction furnace according to claim 1, wherein: and 12 raw oil guns II are uniformly arranged on the straight section of the throat, wherein 4 raw oil guns II which are uniformly spaced penetrate into the straight section of the throat for 5cm, and the raw oil guns II which penetrate into the straight section of the throat are provided with water jacket protection.
4. The novel hard carbon reaction furnace according to claim 1, wherein: the diameter of the gas distributor is 450-500mm, the diameter of the straight section of the combustion section is 800-1100mm, and the diameter of the straight section of the throat pipe is 300-400mm.
5. A novel hard carbon reaction furnace according to claim 3, wherein: the front end of the straight section of the two-distance throat pipe of the 12 raw oil guns is 150mm.
6. The novel hard carbon reaction furnace according to claim 2, wherein: the air inlet holes are arranged on a horizontal line in a front-back mode.
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| CN201811123735.8A CN109054460B (en) | 2018-09-26 | 2018-09-26 | Novel hard carbon black reacting furnace |
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| CN201811123735.8A CN109054460B (en) | 2018-09-26 | 2018-09-26 | Novel hard carbon black reacting furnace |
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| CN109054460B true CN109054460B (en) | 2024-01-05 |
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| CN110132015B (en) * | 2019-05-31 | 2024-03-19 | 海城市东和泰迪冶金炉材有限公司 | Suspension furnace combustion chamber masonry structure and process thereof |
| CN110317475A (en) * | 2019-08-01 | 2019-10-11 | 东营贝斯特化工科技有限公司 | A kind of device and method producing low hysteresis carbon black |
| CN111471329A (en) * | 2020-01-10 | 2020-07-31 | 无锡双诚炭黑科技股份有限公司 | Low-screen residue carbon black reaction furnace and reaction method thereof |
| CN113667327A (en) * | 2021-09-17 | 2021-11-19 | 山西焦化股份有限公司 | Production method of carbon black |
| CN114015258B (en) * | 2021-11-18 | 2022-12-23 | 乌海黑猫炭黑有限责任公司 | Carbon black reaction furnace capable of improving quality and increasing efficiency |
| CN114539822B (en) * | 2022-03-09 | 2023-02-17 | 山东联科新材料有限公司 | Production method of food-grade carbon black |
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| JPH04264165A (en) * | 1991-02-18 | 1992-09-18 | Asahi Carbon Kk | Process and apparatus for producing carbon black |
| CN2247660Y (en) * | 1995-11-23 | 1997-02-19 | 鞍山市化工二厂 | Apparatus for producing soft carbon black |
| JP2013112704A (en) * | 2011-11-25 | 2013-06-10 | Chisaki:Kk | Pyrolysis apparatus for combustible matter-containing raw material |
| CN203947055U (en) * | 2014-04-21 | 2014-11-19 | 唐山黑猫炭黑有限责任公司 | A kind of annual output 6 Wan Dun hard (carbon) black double combustion chamber Reaktionsofens |
| CN204141580U (en) * | 2014-04-21 | 2015-02-04 | 唐山黑猫炭黑有限责任公司 | A kind of annual output 60000 tons of black reactor coke oven gas burners |
| CN204058329U (en) * | 2014-04-29 | 2014-12-31 | 唐山黑猫炭黑有限责任公司 | A kind of black reactor water cannon trunnion device |
| CN104927407A (en) * | 2015-07-07 | 2015-09-23 | 万达集团股份有限公司 | Novel carbon black reaction furnace |
| CN204981726U (en) * | 2015-07-07 | 2016-01-20 | 万达集团股份有限公司 | Novel black reactor |
| CN106967311A (en) * | 2017-04-13 | 2017-07-21 | 唐山黑猫炭黑有限责任公司 | A kind of energy-efficient hard (carbon) black reacting furnace |
| CN207132335U (en) * | 2017-04-20 | 2018-03-23 | 唐山黑猫炭黑有限责任公司 | Raw material oil gun is used in a kind of soft carbon production |
| CN208883764U (en) * | 2018-09-26 | 2019-05-21 | 乌海黑猫炭黑有限责任公司 | A kind of New Rigid black reactor |
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