CN212800211U - Carbon black production equipment - Google Patents
Carbon black production equipment Download PDFInfo
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- CN212800211U CN212800211U CN202020711290.1U CN202020711290U CN212800211U CN 212800211 U CN212800211 U CN 212800211U CN 202020711290 U CN202020711290 U CN 202020711290U CN 212800211 U CN212800211 U CN 212800211U
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- pipe
- carbon black
- metal inner
- jacket
- metal
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- 239000006229 carbon black Substances 0.000 title claims abstract description 63
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 45
- 229910052751 metal Inorganic materials 0.000 claims abstract description 123
- 239000002184 metal Substances 0.000 claims abstract description 123
- 238000006243 chemical reaction Methods 0.000 claims abstract description 81
- 239000007788 liquid Substances 0.000 claims abstract description 65
- 238000001816 cooling Methods 0.000 claims abstract description 47
- 239000007769 metal material Substances 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims description 6
- 239000011449 brick Substances 0.000 abstract description 10
- 239000012634 fragment Substances 0.000 abstract 1
- 239000000110 cooling liquid Substances 0.000 description 20
- 238000002485 combustion reaction Methods 0.000 description 16
- 239000003921 oil Substances 0.000 description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 14
- 239000003546 flue gas Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 7
- 230000002035 prolonged effect Effects 0.000 description 7
- 239000012809 cooling fluid Substances 0.000 description 6
- 238000010791 quenching Methods 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000002826 coolant Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- JUVGUSVNTPYZJL-UHFFFAOYSA-N chromium zirconium Chemical compound [Cr].[Zr] JUVGUSVNTPYZJL-UHFFFAOYSA-N 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- 239000010431 corundum Substances 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of carbon black production, the shorter problem of reaction section life among the prior art has been solved, a carbon black production facility is provided. The carbon black production equipment comprises a metal cooling reaction section, wherein the metal cooling reaction section comprises an outer pipe, an inner pipe, a jacket pipe, a liquid inlet pipe and a liquid outlet pipe, and two ends of the outer pipe are connected with flanges; the inner pipe is arranged in the outer pipe, two ends of the inner pipe are connected with the two flanges, and the inner pipe, the outer pipe and the two flanges form a cooling chamber. The jacket sleeve is arranged between the outer pipe and the inner pipe, and the pipe wall of the jacket sleeve is provided with a liquid outlet hole; two ends of the jacket sleeve are respectively connected with the two flanges, and the inner pipe, the jacket sleeve and the two flanges form a heat exchange cavity; the liquid inlet pipe is communicated with the heat exchange cavity, and the liquid outlet pipe is communicated with the cooling chamber. The utility model discloses in the well reaction section metal inner tube make for metal material, the condition that the fragment of brick drops can not appear in the metal inner tube in the production process of carbon black to the life of reaction section has been improved.
Description
The utility model discloses a 8, 7 of 2019 application, application number is 2019212730662, invent the divisional application of title "metal cooling reaction section, carbon black apparatus for producing and carbon black production facility".
Technical Field
The utility model belongs to the technical field of carbon black production, specifically a carbon black production facility.
Background
Carbon black (english name: carbon black) is an amorphous carbon. Light, loose and extremely fine black powder, which has a very large surface area, is a product of incomplete combustion or thermal decomposition of carbonaceous materials (coal, natural gas, heavy oil, fuel oil, etc.) under conditions of insufficient air.
In the production of carbon black, a carbon black reaction furnace is one of the most important apparatuses, and the configuration of a reaction section in the carbon black reaction furnace has a great influence on the yield and quality of carbon black. In prior art, utility model patent CN203577779U discloses a carbon black device reaction section, its technical scheme is provided with alumina hollow ball pouring layer at the reaction furnace chamber inner wall that the reaction furnace shell encloses, and alumina hollow ball pouring layer inner wall is provided with zirconium chromium corundum brick layer. Because the production temperature of the carbon black is higher, the condition that bricks fall off easily occurs in the production process of the carbon black in the zirconium-chromium corundum brick layer, the production quality of the carbon black is reduced, and the quality stability of carbon black products is reduced. Meanwhile, the service life of the reaction section is also reduced due to the problem of falling-off of the bricks, and the service life of the conventional reaction section is generally 1 year.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a carbon black production facility for solve among the prior art problem that reaction section life is shorter.
The utility model adopts the technical proposal that:
in a first aspect, the utility model provides a metal cooling reaction section with improve product quality stability, metal cooling reaction section includes:
the two ends of the outer pipe are respectively connected with a flange;
the metal inner pipe is arranged in the outer pipe, the axis of the metal inner pipe is parallel to that of the outer pipe, two ends of the metal inner pipe are respectively connected with the two flanges, and the metal inner pipe, the outer pipe and the two flanges form a closed cooling chamber;
the jacket sleeve is arranged between the outer pipe and the metal inner pipe, the axis of the jacket sleeve is parallel to that of the outer pipe, and a liquid outlet hole is formed in the pipe wall of the jacket sleeve; two ends of the jacket sleeve are respectively connected with the two flanges, and the metal inner pipe, the jacket sleeve and the two flanges form a heat exchange cavity;
the liquid inlet pipe is communicated with the heat exchange cavity;
and the liquid outlet pipe is communicated with the cooling chamber.
As the preferable scheme of the metal cooling reaction section with the function of improving the quality stability of the product, a plurality of liquid outlet holes are formed, and the plurality of liquid outlet holes are uniformly arranged on the periphery of the jacket sleeve along the circumferential direction of the jacket sleeve.
As a preferred scheme of the metal cooling reaction section with the function of improving the quality stability of the product, the liquid inlet pipe is close to one end of the jacket pipe, and the liquid outlet hole is close to the other end of the jacket pipe.
As a preferable scheme of the metal cooling reaction section with the improved product quality stability, two ends of the jacket pipe are respectively welded with the two flanges through spot welding.
As a preferable scheme of the metal cooling reaction section with the improved product quality stability, the outer pipe and the jacketed pipe are both made of metal materials.
As a preferable scheme of the metal cooling reaction section with the function of improving the quality stability of the product, the outer pipe, the jacketed pipe and the metal inner pipe are all coaxially arranged.
As a preferable scheme of the metal cooling reaction section for improving the quality stability of the product, the liquid inlet pipe is communicated with the lower part of the heat exchange cavity.
As a preferable scheme of the metal cooling reaction section with the improved product quality stability, the liquid outlet pipe is communicated with the upper part of the cooling chamber.
As a preferable scheme of the metal cooling reaction section with the improved product quality stability, the outer wall of the outer tube is further provided with a reinforcing rib, and the reinforcing rib is respectively connected with the outer tube and the flange.
The second aspect, the utility model provides a high-stability high-purity carbon black apparatus for producing, high-stability high-purity carbon black apparatus for producing is including the burning section, throat section and the reaction section that connect gradually, the reaction section is the metal cooling reaction section that has the stability of improvement product quality for above-mentioned arbitrary one kind.
The third aspect, the utility model provides a carbon black production facility, carbon black production facility includes that any one of the above-mentioned has the metal cooling reaction section that improves product quality stability or the carbon black apparatus for producing of any one of the above-mentioned high stability high purity.
To sum up, the utility model has the advantages that:
the utility model discloses a carbon black production facility is through pouring into the heat transfer intracavity with the coolant liquid from the feed liquor pipe, takes away the heat of metal inner tube behind coolant liquid and the contact of metal inner tube, cools down to the metal inner tube. The cooling liquid with heat flows into the cooling chamber from the liquid outlet hole and flows out of the reaction section through the liquid outlet pipe. Because the metal inner tube in the reaction section is made of metal materials, the condition that bricks fall off cannot occur in the metal inner tube in the production process of the carbon black, so that the service life of the reaction section is prolonged, and the quality stability of products is also improved. And the cooling liquid can cool the metal inner pipe, so that the metal inner pipe can work stably.
Drawings
FIG. 1 is a schematic structural diagram of a metal cooling reaction section with improved product quality stability in example 2 of the present invention;
figure 2 a cross-sectional view at a-a in figure 1 of embodiment 2 of the present invention;
FIG. 3 is a schematic structural view of a high-stability and high-purity carbon black production apparatus according to example 3 of the present invention;
fig. 4 is a schematic structural view of a throat section in embodiment 4 of the present invention;
FIG. 5 is a schematic structural view of a carbon black production apparatus according to example 6 of the present invention.
Description of reference numerals:
1. a reaction section; 101. a first outer tube; 102. a first metal inner tube; 103. a first cooling chamber; 104. a first jacket sleeve; 105. a first liquid outlet hole; 106. a first heat exchange chamber; 107. a first liquid inlet pipe; 108. a first liquid outlet pipe; 109. a first flange; 110. a first flange connection hole; 111. reinforcing ribs;
2. a throat section; 201. a second outer tube; 202. a second metal inner tube; 203. a second cooling chamber; 204. a second jacket sleeve; 205. a second liquid outlet hole; 206. a second heat exchange chamber; 207. a second liquid inlet pipe; 208. a second liquid outlet pipe; 209. a second flange; 220. a second flange connection hole; 211. an oil gun sleeve;
3. a combustion section; 31. a third flange; 4. an air distributor; 5. a quenching section; 6. a dwell section.
Detailed Description
The features and exemplary embodiments of various aspects of the present invention will be described in detail below, and in order to make the objects, technical solutions, and advantages of the present invention more apparent, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It will be apparent to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Example 1:
the embodiment 1 of the utility model discloses metal cooling reaction section 1 with improve product quality stability, reaction section 1 includes first outer tube 101, first metal inner tube 102, first double-layered sleeve pipe 104, first feed liquor siphuncle and first drain pipe 108.
The axis of the first outer ring is arranged along the horizontal direction, and the left end and the right end of the first outer pipe 101 are respectively connected with a first flange 109; the first metal inner pipe 102 is arranged in the first outer pipe 101, the axis of the first metal inner pipe 102 is parallel to the axis of the first outer pipe 101, two ends of the first metal inner pipe 102 are respectively connected with the two first flanges 109, and the first metal inner pipe 102, the first outer pipe 101 and the two first flanges 109 form a closed first cooling chamber 103. A plurality of uniformly distributed first flange 109 connecting holes are formed in the edge of the first flange 109 along the circumference of the first flange 109.
The first jacket sleeve 104 is arranged between the first outer pipe 101 and the first metal inner pipe 102, the axis of the first jacket sleeve 104 is parallel to the axis of the first outer pipe 101, and the pipe wall of the first jacket sleeve 104 is provided with a first liquid outlet 105; two ends of the first jacket pipe 104 are respectively connected with two first flanges 109, and the first metal inner pipe 102, the first jacket pipe 104 and the two first flanges 109 form a first heat exchange cavity 106. A first inlet pipe 107 communicates with the first heat exchange chamber 106 and a first outlet pipe 108 communicates with the first cooling chamber 103.
The working principle of the reaction section 1 in example 1 is as follows: the high temperature carbon black raw material is cracked within the first metal inner tube 102; the cooling liquid (which may be water) is injected into the first heat exchange cavity 106 from the first liquid inlet pipe 107, and the cooling liquid contacts the first metal inner pipe 102 to take away heat of the first metal inner pipe 102, so as to cool the first metal inner pipe 102. The heated coolant flows from first exit hole 105 into first cooling chamber 103 and exits reaction zone 1 through first exit tube 108. Because the first metal inner pipe 102 in the reaction section 1 is made of metal material, the first metal inner pipe 102 does not fall off during the production process of carbon black, so that the service life of the reaction section 1 is prolonged, and the quality stability of the product is also improved. The cooling liquid can cool the reaction section 1 (the first metal inner tube 102) to ensure the stable operation of the first metal inner tube 102.
Example 2:
as shown in fig. 1 and fig. 2, the embodiment 2 of the present invention discloses a metal cooling reaction section 1 with improved product quality stability, the reaction section 1 includes a first outer tube 101, a first metal inner tube 102, a first jacket 104, a first liquid inlet tube and a first liquid outlet tube 108. The first outer pipe 101 and the first jacket pipe 104 are made of metal materials, in this embodiment, the materials of the first outer pipe 101, the first metal inner pipe 102, and the first jacket pipe 104 are 20 steel, although other metal materials such as 45 steel may be adopted, and the present embodiment does not limit the types of the metal materials.
The axis of first outer loop sets up along the horizontal direction, and both ends are connected with first flange 109 respectively about first outer tube 101, still are equipped with strengthening rib 111 on the outer wall of outer tube, and strengthening rib 111 is connected with outer tube and flange respectively. The first metal inner pipe 102 is arranged in the first outer pipe 101, the first metal inner pipe 102 is coaxial with the first outer pipe 101, the left end and the right end of the first metal inner pipe 102 are respectively connected with the two first flanges 109, and the first metal inner pipe 102, the first outer pipe 101 and the two first flanges 109 form a closed first cooling chamber 103. A plurality of uniformly distributed first flange 109 connecting holes are formed in the edge of the first flange 109 along the circumference of the first flange 109.
The first jacket sleeve 104 is disposed between the first outer tube 101 and the first metal inner tube 102, the first jacket sleeve 104 is coaxial with the first outer tube 101, and a plurality of first liquid outlet holes 105 are disposed on an upper portion of a tube wall of the first jacket sleeve 104, as shown in fig. 2, the plurality of first liquid outlet holes 105 are uniformly arranged around the first jacket sleeve 104 along a circumferential direction of the first jacket sleeve 104 (the number of the first liquid outlet holes 105 may be 4 to 8, and the diameter of the first liquid outlet holes is 10 to 20 mm). The left end and the right end of the first jacketed pipe 104 are respectively connected with the two first flanges 109 through spot welding, and the first metal inner pipe 102, the first jacketed pipe 104 and the two first flanges 109 form a first heat exchange cavity 106.
The upper end of the first liquid inlet pipe 107 penetrates through the first outer pipe 101 and then is connected with the pipe wall at the lower part of the first jacket pipe 104, so that the first liquid inlet pipe 107 is communicated with the lower part of the first heat exchange cavity 106, and the upper end of the first liquid inlet pipe 107 is connected with the left end of the first outer pipe 101; each first outlet hole 105 is arranged at the right end of the first outer tube 101. The lower end of the first liquid outlet pipe 108 is connected with the pipe wall of the upper part of the first outer pipe 101, so that the first liquid outlet pipe 108 is communicated with the first cooling chamber 103.
The working principle of the reaction section 1 in example 2 is as follows: cracking the high-temperature carbon black raw material in the metal inner tube; the cooling liquid (which may be water) is injected into the first heat exchange cavity 106 from the first liquid inlet pipe 107, and the cooling liquid contacts the first metal inner pipe 102 to take away heat of the first metal inner pipe 102, so as to cool the first metal inner pipe 102. The heated coolant flows from first exit hole 105 into first cooling chamber 103 and exits reaction zone 1 through first exit tube 108.
Since the first liquid inlet pipe 107 and the first liquid outlet hole 105 are respectively disposed at the left end and the right end of the first jacket pipe 104, the cooling liquid flows from the left end of the first heat exchange cavity 106 to the right end of the first heat exchange cavity 106, and the cooling liquid contacts the first metal inner pipe 102 to take away heat on the surface of the first metal inner pipe 102. Since the left and right ends of the first jacket pipe 104 are connected to the two first flanges 109 by spot welding, a passage through which the cooling fluid flows is provided at a portion where the end of the first jacket pipe 104 and the first flange 109 are not welded, and the cooling fluid can flow to the first cooling chamber 103 through the passage.
The first metal inner pipe 102 in the reaction section 1 is made of metal materials, and the condition that bricks fall off cannot occur in the first metal inner pipe 102 in the production process of carbon black, so that the service life of the reaction section 1 is prolonged, and the quality stability of products is also improved. Adopt the utility model discloses the technical scheme of well reaction section, the life of reaction section promotes to 5 years. The cooling liquid can cool the reaction section 1 (the first metal inner tube 102) to ensure the stable operation of the first metal inner tube 102.
Example 3:
the embodiment 3 of the utility model discloses high-stability high-purity carbon black production device, this high-stability high-purity carbon black production device is including the burning section 3, the choke section 2 and the reaction section 1 that connect gradually, and this reaction section 1 has the metal cooling reaction section 1 that improves product quality stability for any one in embodiment 1 or embodiment 2. The combustion section 3 and the throat section 2 are well known to those skilled in the art due to their construction and will not be described in detail herein.
Example 3 the operating principle of the high-stability and high-purity carbon black production apparatus is as follows: the fuel and the air are fully combusted in the combustion section 3 to form high-temperature flue gas; the high-temperature flue gas enters the throat section 2, and the raw oil sprayed into the throat section 2 contacts the high-temperature flue gas; raw oil and high-temperature flue gas enter the reaction section 1 and are cracked in the reaction section 1.
Example 4:
as shown in fig. 3, the embodiment 4 of the present invention discloses a high-stability and high-purity carbon black production apparatus, which comprises a combustion section 3, a throat section 2 and a reaction section 1, which are connected in sequence, wherein the reaction section 1 is a metal cooling reaction section 1 which is used for improving the stability of product quality in any one of embodiment 1 or embodiment 2. The structure of the combustion section 3 is well known to those skilled in the art and will not be described in detail here.
The throat section 2 in embodiment 4 includes a second outer tube 201, a second metal inner tube 202, a second jacket tube 204, a second liquid inlet tube, a second liquid outlet tube 208, and a gun sleeve 211.
The axis of the second outer ring is arranged along the horizontal direction, and the left end and the right end of the second outer pipe 201 are respectively connected with a second flange 209; the second metal inner pipe 202 is arranged in the second outer pipe 201, the axis of the second metal inner pipe 202 is parallel to the axis of the second outer pipe 201, two ends of the second metal inner pipe 202 are respectively connected with two second flanges 209, and the second metal inner pipe 202, the second outer pipe 201 and the two second flanges 209 form a closed second cooling chamber 203. A plurality of uniformly distributed second flange 209 connecting holes are formed in the edge of the second flange 209 along the circumference of the second flange 209.
The second jacket sleeve 204 is arranged between the second outer tube 201 and the second metal inner tube 202, the axis of the second jacket sleeve 204 is parallel to the axis of the second outer tube 201, and a second liquid outlet 205 is arranged on the wall of the second jacket sleeve 204; two ends of the second jacketed pipe 204 are respectively connected with two second flanges 209, and the second metal inner pipe 202, the second jacketed pipe 204 and the two second flanges 209 form a second heat exchange cavity 206. A second inlet pipe 207 communicates with the second heat exchange chamber 206 and a second outlet pipe 208 communicates with the second cooling chamber 203.
One end of the oil gun sleeve 211 sequentially penetrates through the second outer tube 201 and the second jacket sleeve 204 to be connected with the second metal inner tube 202, so that the oil gun sleeve 211 is communicated with the inner cavity of the second metal inner tube 202.
Example 4 the operating principle of the high-stability and high-purity carbon black production apparatus is as follows: the fuel and the air are fully combusted in the combustion section 3 to form high-temperature flue gas; the high-temperature flue gas enters the throat section 2, and raw oil sprayed by an oil gun sleeve 211 of the throat section 2 is contacted with the high-temperature flue gas; raw oil and high-temperature flue gas enter the reaction section 1 and are cracked in the reaction section 1.
Wherein, the throat section 2 provides a high-strength space for mixing and shearing high-temperature flue gas and raw oil. The cooling liquid (which may be water) is injected into the second heat exchange cavity 206 from the second liquid inlet pipe 207, and the cooling liquid contacts the second metal inner pipe 202 to take away heat of the second metal inner pipe 202, so as to cool the second metal inner pipe 202. The heated cooling fluid flows from second exit holes 205 into second cooling chamber 203 and out of throat section 2 via second exit pipe 208. Because the second metal inner tube 202 in the throat section 2 is made of metal material, the second metal inner tube 202 does not fall off during the production process of carbon black, so that the service life of the reaction section 1 is prolonged, the product quality stability is improved, and the product quality stability is also improved. The cooling liquid can cool the throat section 2 (the second metal inner tube 202) to ensure that the second metal inner tube 202 works stably.
Example 5:
as shown in fig. 3 and 4, the embodiment 5 of the utility model discloses a high-stability and high-purity carbon black production device, this high-stability and high-purity carbon black production device includes combustion section 3, throat section 2 and reaction section 1 that set gradually from a left side to the right side, and combustion section 3, throat section 2 and reaction section 1 all set up along the horizontal direction. The reaction section 1 is a metal cooling reaction section 1 which can improve the stability of product quality in any one of the embodiment 1 and the embodiment 2. The right end of the combustion section 3 is provided with a third flange 31, and the remaining structure of the combustion section 3 is well known to those skilled in the art and will not be described in detail herein.
The throat section 2 in embodiment 5 comprises a second outer pipe 201, a second metal inner pipe 202, a second jacketed pipe 204, a second liquid inlet pipe and a second liquid outlet pipe 208. The second outer tube 201 and the second jacket tube 204 are made of metal materials, in this embodiment, the materials of the second outer tube 201, the second metal inner tube 202, and the second jacket tube 204 are 20 steel, although other metal materials such as 45 steel may also be used, and the embodiment does not limit the types of the metal materials.
The axis of the second outer ring is arranged along the horizontal direction, the left end and the right end of the second outer pipe 201 are respectively connected with a second flange 209, the outer wall of the outer pipe is also provided with a reinforcing rib 111, and the reinforcing rib 111 is respectively connected with the outer pipe and the flange. The second metal inner pipe 202 is arranged in the second outer pipe 201, the second metal inner pipe 202 is coaxial with the second outer pipe 201, the left end and the right end of the second metal inner pipe 202 are respectively connected with two second flanges 209, and the second metal inner pipe 202, the second outer pipe 201 and the two second flanges 209 form a closed second cooling chamber 203. A plurality of uniformly distributed second flange 209 connecting holes are formed in the edge of the second flange 209 along the circumference of the second flange 209.
The second jacket sleeve 204 is disposed between the second outer tube 201 and the second metal inner tube 202, the second jacket sleeve 204 is coaxial with the second outer tube 201, a plurality of second liquid outlets 205 are disposed on the upper portion of the tube wall of the second jacket sleeve 204, and the plurality of second liquid outlets 205 are uniformly arranged around the second jacket sleeve 204 along the circumferential direction of the second jacket sleeve 204 (the number of the second liquid outlets 205 may be 3 to 5, and the diameter of the second liquid outlets is 10 to 20 mm). The left end and the right end of the second jacketed pipe 204 are respectively connected with two second flanges 209 through spot welding, and the second metal inner pipe 202, the second jacketed pipe 204 and the two second flanges 209 form a second heat exchange cavity 206.
The upper end of the second liquid inlet pipe 207 penetrates through the second outer pipe 201 and then is connected with the pipe wall at the lower part of the second jacket pipe 204, so that the second liquid inlet pipe 207 is communicated with the lower part of the second heat exchange cavity 206, and the upper end of the second liquid inlet pipe 207 is connected with the left end of the second outer pipe 201; each second liquid outlet 205 is arranged at the right end of the second outer tube 201. The lower end of the second liquid outlet pipe 208 is connected with the pipe wall of the upper part of the second outer pipe 201, so that the second liquid outlet pipe 208 is communicated with the second cooling chamber 203.
One end of the oil gun sleeve 211 sequentially penetrates through the second outer tube 201 and the second jacket sleeve 204 to be connected with the second metal inner tube 202, so that the oil gun sleeve 211 is communicated with the inner cavity of the second metal inner tube 202.
The third flange 31 at the right end of the combustion section 3 is connected with the second flange 209 at the left end of the throat section 2, and after the second flange 209 at the right end of the throat section 2 is connected with the first flange 109 at the left end of the reaction section 1, the combustion section 3, the throat section 2 and the reaction section 1 are sequentially connected.
Example 5 the operating principle of the high-stability and high-purity carbon black production apparatus is as follows: the fuel and the air are fully combusted in the combustion section 3 to form high-temperature flue gas; the high-temperature flue gas enters the throat section 2, and raw oil sprayed by an oil gun sleeve 211 of the throat section 2 is contacted with the high-temperature flue gas; raw oil and high-temperature flue gas enter the reaction section 1 and are cracked in the reaction section 1.
Wherein, the throat section 2 provides a high-strength space for mixing and shearing high-temperature flue gas and raw oil. The cooling liquid (which may be water) is injected into the second heat exchange cavity 206 from the second liquid inlet pipe 207, and the cooling liquid contacts the second metal inner pipe 202 to take away heat of the second metal inner pipe 202, so as to cool the second metal inner pipe 202. The heated cooling fluid flows from second exit holes 205 into second cooling chamber 203 and out of throat section 2 via second exit pipe 208.
Since the second liquid inlet tube 207 and the second liquid outlet hole 205 are respectively disposed at the left end and the right end of the second jacket pipe 204, the cooling liquid flows from the left end of the second heat exchange cavity 206 to the right end of the second heat exchange cavity 206, and the cooling liquid contacts the second metal inner tube 202 to take away heat on the surface of the second metal inner tube 202. Since the left and right ends of the second jacket pipe 204 are connected to the two second flanges 209 by spot welding, a passage through which the cooling fluid flows is provided at a portion where the end of the second jacket pipe 204 and the second flange 209 are not welded, and the cooling fluid can flow to the second cooling chamber 203 through the passage.
The second metal inner tube 202 in the throat section 2 is made of metal material, and the condition that bricks fall off cannot occur in the second metal inner tube 202 in the production process of carbon black, so that the service life of the reaction section 1 is prolonged, and the quality stability of products is also improved. The cooling liquid can cool the throat section 2 (the second metal inner tube 202) to ensure that the second metal inner tube 202 works stably.
Example 6:
as shown in FIG. 5, the embodiment 6 of the present invention discloses a carbon black production apparatus, which comprises an air distributor 4, a combustion section 3, a throat section 2, a reaction section 1, a quenching section 5 and a staying section 6, which are connected in sequence. The reaction section 1 in example 6 is the metal cooling reaction section 1 in example 1 or example 2 with improved stability of product quality. The structure of the air distributor 4, the combustion section 3, the throat section 2, the quench section 5 and the retention section 6 are well known to those skilled in the art and will not be described in detail herein.
After the above structure is adopted by the carbon black production equipment in embodiment 6, the first metal inner tube 102 is made of metal material in the reaction section 1, and the condition that the brick blocks fall off cannot occur in the first metal inner tube 102 in the production process of the carbon black, so that the service life of the reaction section 1 is prolonged, and the stability of the product quality is also improved. The cooling liquid can cool the reaction section 1 (the first metal inner tube 102) to ensure the stable operation of the first metal inner tube 102.
Example 7:
the embodiment 7 of the utility model discloses carbon black production facility, including air distributor 4, the high-purity carbon black apparatus for producing of high stability, quench section 5 and the section of stopping 6 that connect gradually. The carbon black production apparatus with high stability and high purity in example 7 was the carbon black production apparatus with high stability and high purity in any one of examples 3 to 5. The structure of the air distributor 4, the quench section 5 and the hold-up section 6 are well known to those skilled in the art and will not be described in detail here.
After the above structure is adopted by the carbon black production equipment in embodiment 7, the first metal inner tube 102 is made of metal material in the reaction section 1, and the condition that the brick blocks fall off cannot occur in the first metal inner tube 102 in the production process of the carbon black, so that the service life of the reaction section 1 is prolonged, and the stability of the product quality is also improved. The cooling liquid can cool the reaction section 1 (the first metal inner tube 102) to ensure the stable operation of the first metal inner tube 102.
The carbon black production equipment provided by the utility model is described in detail, and the principle and the implementation mode of the utility model are explained by applying specific examples, and the explanation of the above examples is only used for helping to understand the method and the core idea of the utility model; meanwhile, to the general technical personnel in this field, according to the utility model discloses an idea, all can have the change part on concrete implementation and application scope, to sum up, this description content only is the utility model discloses an embodiment, does not consequently restrict the utility model discloses a patent scope, all utilize the equivalent structure or the equivalent flow transform that the content of the description and the attached drawing did, or directly or indirectly use in other relevant technical fields, all the same reason is included in the utility model discloses a patent protection scope. And should not be construed as limiting the invention.
Claims (8)
1. A carbon black producing apparatus, comprising a throat section and a metal-cooled reaction section, the metal-cooled reaction section comprising:
the flange structure comprises an outer pipe, wherein two ends of the outer pipe are respectively connected with a flange, and the edge of the flange is provided with a plurality of uniformly distributed flange connecting holes along the circumference of the flange;
the metal inner pipe is arranged in the outer pipe, the axis of the metal inner pipe is parallel to that of the outer pipe, two ends of the metal inner pipe are respectively connected with the two flanges, and the metal inner pipe, the outer pipe and the two flanges form a closed cooling chamber;
the jacket sleeve is arranged between the outer pipe and the metal inner pipe, the axis of the jacket sleeve is parallel to that of the outer pipe, and a liquid outlet hole is formed in the pipe wall of the jacket sleeve; two ends of the jacket sleeve are respectively connected with the two flanges, and the metal inner pipe, the jacket sleeve and the two flanges form a heat exchange cavity;
the liquid inlet pipe is communicated with the heat exchange cavity;
and the liquid outlet pipe is communicated with the cooling chamber.
2. The carbon black production apparatus according to claim 1, wherein the plurality of liquid outlet holes are provided, and the plurality of liquid outlet holes are uniformly arranged around the jacket pipe in the circumferential direction of the jacket pipe.
3. The carbon black production apparatus of claim 2, wherein said inlet pipe is proximate one end of said jacket tube and said outlet orifice is proximate the other end of said jacket tube.
4. The carbon black production apparatus according to claim 1, wherein both ends of said jacket pipe are welded to both said flanges by spot welding, respectively.
5. The carbon black producing apparatus according to claim 1, wherein the outer tube and the jacket tube are both made of a metal material.
6. The carbon black producing apparatus according to claim 1, wherein the outer tube, the jacketed tube and the metal inner tube are all coaxially disposed.
7. The carbon black production plant according to any one of claims 1 to 6, characterized in that said liquid inlet pipe communicates with the lower part of said heat exchange chamber.
8. The carbon black producing apparatus according to claim 7, wherein said drain pipe communicates with an upper portion of said cooling chamber.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020711290.1U CN212800211U (en) | 2019-08-07 | 2019-08-07 | Carbon black production equipment |
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| CN202020711290.1U CN212800211U (en) | 2019-08-07 | 2019-08-07 | Carbon black production equipment |
| CN201921273066.2U CN210683653U (en) | 2019-08-07 | 2019-08-07 | Metal cooling reaction section, carbon black production device and carbon black production equipment |
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| CN201921273066.2U Active CN210683653U (en) | 2019-08-07 | 2019-08-07 | Metal cooling reaction section, carbon black production device and carbon black production equipment |
| CN202020726260.8U Active CN212451267U (en) | 2019-08-07 | 2019-08-07 | Carbon black production device and carbon black production equipment |
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