CN215975608U - Carbon black reaction device - Google Patents
Carbon black reaction device Download PDFInfo
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- CN215975608U CN215975608U CN202122793131.8U CN202122793131U CN215975608U CN 215975608 U CN215975608 U CN 215975608U CN 202122793131 U CN202122793131 U CN 202122793131U CN 215975608 U CN215975608 U CN 215975608U
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- carbon black
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- 239000006229 carbon black Substances 0.000 title claims abstract description 177
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 84
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000005507 spraying Methods 0.000 claims abstract description 20
- 238000003860 storage Methods 0.000 claims description 32
- 238000002347 injection Methods 0.000 claims description 24
- 239000007924 injection Substances 0.000 claims description 24
- 238000010791 quenching Methods 0.000 claims description 14
- 230000000171 quenching effect Effects 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 11
- 239000000428 dust Substances 0.000 abstract description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 10
- 239000003546 flue gas Substances 0.000 abstract description 10
- 238000004140 cleaning Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 239000007789 gas Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 9
- 238000002485 combustion reaction Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 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
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
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- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The utility model belongs to the technical field of carbon black production, solves the technical problem that carbon black dust attached to the inner wall of a heat exchange pipe of an existing air preheater is difficult to remove, and provides a carbon black reaction device. The granular carbon black spraying mechanism is used for spraying granular carbon black into the carbon black reaction device, and then the granular carbon black enters the air inlet of the air preheater along with the exhaust gas of the flue gas through the carbon black reaction device; after the granular carbon black enters the air preheater, the granular carbon black impacts the carbon black dust attached to the inner wall of the heat exchange tube, so that the carbon black dust is separated, and the effect of cleaning the inner wall of the heat exchange tube is achieved.
Description
Technical Field
The utility model belongs to the technical field of carbon black production, and particularly relates to a carbon black reaction device.
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.
CN206457448U discloses a carbon black process system, which comprises a reaction chamber and an air preheater, wherein the reaction chamber comprises a reaction section, a quenching section and a retention section from an inlet to an outlet in sequence; the air preheater is communicated with the outlet of the reaction chamber, so that the heat in the high-temperature flue gas discharged from the reaction chamber is recovered. Because the carbon black dust in the flue gas is nanometer powder, has very high adhesion, air heater uses the back for a long time, can be gradually at the inner wall of heat exchange tube attached one deck carbon black, and along with carbon black layer's is thicker and thicker, the heat conduction efficiency of heat exchange tube can be more and more low, and heat transfer performance is more and more poor. At present, the common treatment method is manual cleaning in a stopping mode, and when the mode is used, the labor intensity is high, the cleaning time is long, and the production efficiency is seriously influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a carbon black reaction device, which is used for solving the technical problem that carbon black dust attached to the inner wall of a heat exchange pipe of the existing air preheater is difficult to remove.
The technical scheme adopted by the utility model is as follows:
the utility model provides a carbon black reaction device, wherein an air outlet of the carbon black reaction device is connected with an air inlet of an air preheater, and a granular carbon black spraying mechanism is arranged on the carbon black reaction device and is used for spraying granular carbon black into the carbon black reaction device;
the particle carbon black spraying mechanism comprises a first storage part, particle carbon black is stored in the first storage part, a discharge hole of the first storage part is connected with the carbon black reaction device, and a compressed air inlet is formed in the first storage part;
the particle carbon black spraying mechanism comprises a feeding fan, an outlet of the feeding fan is connected with the carbon black reaction device, an inlet of the feeding fan is connected with a second storage piece, and particle carbon black is stored in the second storage piece.
As a preferable scheme of the carbon black reaction device, the discharge port of the first storage component is connected with the carbon black reaction device through a first feeding pipe, and a first valve is arranged on the first feeding pipe.
As a preferable scheme of the carbon black reaction device, an outlet of the feeding fan is connected with the carbon black reaction device through a second feeding pipe, and a second valve is arranged on the second feeding pipe.
As a preferable mode of the above carbon black reaction apparatus, the carbon black reaction apparatus comprises a first quenching section and a first residence section, and the particulate carbon black injection means is for injecting particulate carbon black into the first residence section.
In a preferred embodiment of the above carbon black reaction apparatus, a distance between the particulate carbon black injection means and the air preheater is equal to or greater than a first predetermined distance.
As a preferable mode of the above carbon black reaction apparatus, the carbon black reaction apparatus comprises a second quenching section and a second staying section, and the particulate carbon black injection means is for injecting particulate carbon black into the second quenching section.
In a preferred embodiment of the above carbon black reaction apparatus, a distance between the particulate carbon black injection means and the air preheater is equal to or greater than a second predetermined distance.
In conclusion, the beneficial effects of the utility model are as follows:
in the carbon black reaction device, the particle carbon black spraying mechanism is used for spraying the particle carbon black into the carbon black reaction device, and then the particle carbon black enters the air inlet of the air preheater along with the flue gas through the air outlet of the carbon black reaction device; after the granular carbon black enters the air preheater, the granular carbon black impacts the carbon black dust attached to the inner wall of the heat exchange tube, so that the carbon black dust is separated, and the effect of cleaning the inner wall of the heat exchange tube is achieved.
Drawings
FIG. 1 is a schematic view showing the structure of a carbon black reaction apparatus in example 2 of the present invention;
FIG. 2 is a schematic view showing the structure of a carbon black reaction apparatus in example 3 of the present invention;
FIG. 3 is a schematic view showing the construction of a carbon black producing apparatus in example 4 of the present invention;
FIG. 4 is a schematic view showing the construction of a carbon black producing apparatus in example 5 of the present invention.
Description of reference numerals:
1. a granular carbon black spraying mechanism; 11. a first storage member; 12. a compressed air inlet; 13. a first feed pipe; 14. a first valve; 15. a feeding fan; 16. a second storage member; 17. a second feed tube; 18. a second valve; 2. a carbon black reaction device; 21. a first quenching section; 22. a second quenching section; 31. a first dwell section; 32. a second dwell period; 41. a first reaction section; 42. a second reaction section; 5. a throat section; 6. a combustion chamber; 7. an air distributor; 8. an air preheater;
an arrow X is the flowing direction of the flue gas in the carbon black reaction device; alpha is an included angle between the feeding pipe and the flowing direction of the flue gas; s1 is a first preset distance; s2 is a second preset distance.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below, and in order to make 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 utility model and are not to be construed as limiting the utility model. 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 present invention by illustrating examples of the present 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 a carbon black reaction device, wherein an air outlet of the carbon black reaction device is connected with an air inlet of an air preheater, and a granular carbon black spraying mechanism is arranged on the carbon black reaction device and is used for spraying granular carbon black into the carbon black reaction device.
In the embodiment, the granular carbon black spraying mechanism is used for spraying granular carbon black into the carbon black reaction device, and then the granular carbon black enters the air inlet of the air preheater along with the outlet of flue gas passing through the carbon black reaction device; after the granular carbon black enters the air preheater, the granular carbon black impacts the carbon black dust attached to the inner wall of the heat exchange tube, so that the carbon black dust is separated, and the effect of cleaning the inner wall of the heat exchange tube is achieved.
Example 2:
as shown in FIG. 1, the embodiment 2 of the present invention discloses a carbon black reaction device 2, wherein an air outlet of the carbon black reaction device 2 is connected with an air inlet of an air preheater 8, and a granular carbon black injection mechanism 1 is arranged on the carbon black reaction device 2. The particulate carbon black injection mechanism 1 includes a first storage member 11, in this embodiment, the first storage member 11 may be a first storage bin, and the first storage member 11 stores particulate carbon black. The lower extreme of first storage 11 is equipped with the discharge gate, and the discharge gate of first storage 11 is connected with carbon black reaction unit 2 through first conveying pipe 13, is equipped with first valve 14 on the first conveying pipe 13. The upper end of first storage 11 is equipped with compressed air access 12, and compressed air access 12 is connected with positive pressure fan in this embodiment, and this positive pressure fan provides malleation air to first storage 11 inside through compressed air access 12, and wherein atmospheric pressure P1 in the first storage 11 is greater than gaseous atmospheric pressure P2 in carbon black reaction unit 2.
When the carbon black reaction device 2 of the embodiment is in operation, the user opens the first valve 14, and since the pressure P1 in the first storage part 11 is greater than the pressure P2 of the gas in the carbon black reaction device 2, the particulate carbon black in the first storage part 11 is injected into the carbon black reaction device 2, and then the particulate carbon black enters the air inlet of the air preheater 8 along with the flue gas through the outlet of the carbon black reaction device 2. After the granular carbon black enters the air preheater 8, the granular carbon black impacts the carbon black dust attached to the inner wall of the heat exchange tube, so that the carbon black dust is separated, and the effect of cleaning the inner wall of the heat exchange tube is achieved.
In other embodiments, the particulate carbon black injection mechanism 1 may be disposed at the bottom of the air preheater 8, and the particulate carbon black is directly injected into the air preheater 8 through the particulate carbon black injection mechanism 1, but this solution needs to increase the overall height of the air preheater 8, thereby increasing the manufacturing cost. Meanwhile, compared with the scheme of spraying the granular carbon black into the air preheater 8, the scheme of spraying the granular carbon black into the carbon black reaction device 2 sprays the granular carbon black earlier, so that the granular carbon black can be distributed more uniformly, and the cleaning effect of the inner wall of the heat exchange pipe is improved.
Example 3:
as shown in FIG. 2, the embodiment 3 of the present invention discloses a carbon black reaction device 2, wherein an air outlet of the carbon black reaction device 2 is connected with an air inlet of an air preheater 8, and a granular carbon black injection mechanism 1 is arranged on the carbon black reaction device 2. The granular carbon black spraying mechanism 1 comprises a feeding fan 15, wherein the outlet of the feeding fan 15 is connected with a carbon black reaction device 2 through a second feeding pipe 17, and the air pressure P3 generated by the feeding fan 15 is greater than the air pressure P4 of the gas in the carbon black reaction device 2; a second valve 18 is provided in the second feed pipe 17. The inlet of the feeding fan 15 is connected to a second storage member 16, the second storage member 16 stores therein the particulate carbon black, and the second storage member 16 may be a second storage bin in this embodiment.
When the carbon black reaction device 2 of the present embodiment is in operation, the user opens the second valve 18 and controls the feeding fan 15 to start operation, and since the pressure P3 generated by the feeding fan 15 is greater than the pressure P4 of the gas in the carbon black reaction device 2, the particulate carbon black in the second storage member 16 is sucked by the feeding fan 15 and sprayed into the carbon black reaction device 2, and then the particulate carbon black enters the air inlet of the air preheater 8 along with the flue gas passing through the outlet of the carbon black reaction device 2. After the granular carbon black enters the air preheater 8, the granular carbon black impacts the carbon black dust attached to the inner wall of the heat exchange tube, so that the carbon black dust is separated, and the effect of cleaning the inner wall of the heat exchange tube is achieved.
Example 4:
as shown in FIG. 3, embodiment 3 of the present invention discloses a carbon black production apparatus comprising a register 7, a combustion section, a throat section 5, a carbon black reaction device 2 and an air preheater 8, which are connected in this order. In this embodiment, the carbon black reaction device 2 comprises a first reaction section 41, a first quenching section 21, a first staying section 31 and a granular carbon black injection mechanism 1, wherein an air distributor 7, a combustion section, a throat section 5, the first reaction section 41, the first quenching section 21, the first staying section 31 and an air preheater 8 in the carbon black production equipment are connected in sequence. The particulate carbon black injection mechanism 1 is used for injecting the particulate carbon black into the first residence section 31, in this embodiment, the particulate carbon black injection mechanism 1 may be the particulate carbon black injection mechanism 1 in any one of embodiment 1 or embodiment 2, and an angle α between a feeding pipe (a first feeding pipe or a second feeding pipe) and a flowing direction of the flue gas in the particulate carbon black injection mechanism of this embodiment is 30 ° to 60 °, and preferably, α is 45 °. Wherein the distance between the granular carbon black injection mechanism 1 and the air preheater 8 is greater than or equal to a first preset distance S1, and the first preset distance S1 is 10m in the embodiment.
Example 5:
as shown in FIG. 4, the embodiment 4 of the present invention discloses a carbon black production apparatus comprising a distributor 7, a combustion section, a throat section 5, a carbon black reaction device 2 and an air preheater 8 which are connected in sequence. In this embodiment, the carbon black reaction device 2 comprises a second reaction section 42, a second quenching section 22, a second staying section 32 and a granular carbon black injection mechanism 1, and the air distributor 7, the combustion section, the throat section 5, the second reaction section 42, the second quenching section 22, the second staying section 32 and the air preheater 8 in the carbon black production equipment are connected in sequence. The particulate carbon black injection means 1 is used for injecting the particulate carbon black into the second quenching section 22, and in this embodiment, the particulate carbon black injection means 1 may be any one of the particulate carbon black injection means 1 in embodiment 1 or embodiment 2, wherein the distance between the particulate carbon black injection means 1 and the air preheater 8 is greater than or equal to a second predetermined distance S2, and in this embodiment, the second predetermined distance S2 is 10 m.
The carbon black reaction device provided by the present invention is described in detail above, and the principle and the embodiment of the present invention are explained in the present text by using specific examples, and the above description of the examples is only used to help understanding the method of the present invention and the core idea thereof; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be a change in the specific implementation and application scope, and in summary, the content of the present specification is only an implementation of the present invention, and not a limitation to the scope of the present invention, and all equivalent structures or equivalent flow transformations made by the content of the present specification and the attached drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention. And should not be construed as limiting the utility model.
Claims (7)
1. A carbon black reaction device is characterized in that a granular carbon black spraying mechanism is arranged on the carbon black reaction device and is used for spraying granular carbon black into the carbon black reaction device;
the particle carbon black spraying mechanism comprises a first storage part, particle carbon black is stored in the first storage part, a discharge hole of the first storage part is connected with the carbon black reaction device, and a compressed air inlet is formed in the first storage part;
the particle carbon black spraying mechanism comprises a feeding fan, an outlet of the feeding fan is connected with the carbon black reaction device, an inlet of the feeding fan is connected with a second storage piece, and particle carbon black is stored in the second storage piece.
2. The carbon black reaction device according to claim 1, wherein the discharge port of the first storage member is connected to the carbon black reaction device through a first feed pipe, and a first valve is provided on the first feed pipe.
3. The carbon black reaction device as claimed in claim 1, wherein the outlet of the feeding fan is connected with the carbon black reaction device through a second feeding pipe, and a second valve is arranged on the second feeding pipe.
4. The carbon black reaction device according to any one of claims 1 to 3, wherein the carbon black reaction device comprises a first quenching section and a first residence section, and the particulate carbon black injection mechanism is configured to inject particulate carbon black into the first residence section.
5. The carbon black reactor apparatus of claim 4, wherein the distance between said particulate carbon black injection means and said air preheater is equal to or greater than a first predetermined distance.
6. The carbon black reaction apparatus according to any one of claims 1 to 3, wherein said carbon black reaction apparatus comprises a second quenching section and a second residence section, and said particulate carbon black injection means is for injecting particulate carbon black into said second quenching section.
7. The carbon black reactor apparatus of claim 6, wherein the distance between said particulate carbon black injection means and said air preheater is greater than or equal to a second predetermined distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122793131.8U CN215975608U (en) | 2021-06-04 | 2021-06-04 | Carbon black reaction device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122793131.8U CN215975608U (en) | 2021-06-04 | 2021-06-04 | Carbon black reaction device |
| CN202121247768.0U CN214991260U (en) | 2021-06-04 | 2021-06-04 | Carbon black reaction device and carbon black production equipment |
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| CN202121247768.0U Division CN214991260U (en) | 2021-06-04 | 2021-06-04 | Carbon black reaction device and carbon black production equipment |
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| CN215975608U true CN215975608U (en) | 2022-03-08 |
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| CN202122793099.3U Active CN215975607U (en) | 2021-06-04 | 2021-06-04 | Carbon black production equipment |
| CN202122793131.8U Active CN215975608U (en) | 2021-06-04 | 2021-06-04 | Carbon black reaction device |
| CN202121247768.0U Active CN214991260U (en) | 2021-06-04 | 2021-06-04 | Carbon black reaction device and carbon black production equipment |
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| CN202122793099.3U Active CN215975607U (en) | 2021-06-04 | 2021-06-04 | Carbon black production equipment |
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| CN202121247768.0U Active CN214991260U (en) | 2021-06-04 | 2021-06-04 | Carbon black reaction device and carbon black production equipment |
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- 2021-06-04 CN CN202122793099.3U patent/CN215975607U/en active Active
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| CN215975607U (en) | 2022-03-08 |
| CN214991260U (en) | 2021-12-03 |
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Effective date of registration: 20240327 Address after: 735000, No. 5 Zhenxing Road, Building Materials and Chemical Industry Park, Dongzhen, Laoshi District, Yumen City, Jiuquan City, Gansu Province Patentee after: Zaiwei New Materials Technology (Gansu) Co.,Ltd. Country or region after: China Address before: No.135, Section 2, Fujin Road, Wuhou District, Chengdu, Sichuan 610000 Patentee before: Wang Wei Country or region before: China |