CN220300644U - Combustion chamber of carbon black reaction furnace - Google Patents
Combustion chamber of carbon black reaction furnace Download PDFInfo
- Publication number
- CN220300644U CN220300644U CN202321793801.9U CN202321793801U CN220300644U CN 220300644 U CN220300644 U CN 220300644U CN 202321793801 U CN202321793801 U CN 202321793801U CN 220300644 U CN220300644 U CN 220300644U
- Authority
- CN
- China
- Prior art keywords
- combustion chamber
- carbon black
- air inlet
- oxygen distributor
- oxygen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 66
- 239000006229 carbon black Substances 0.000 title claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 42
- 239000001301 oxygen Substances 0.000 claims abstract description 42
- 239000000446 fuel Substances 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims abstract description 9
- 230000009970 fire resistant effect Effects 0.000 claims description 2
- 239000000295 fuel oil Substances 0.000 abstract description 5
- 238000005336 cracking Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Abstract
The utility model relates to the technical field of carbon black reaction furnace equipment, in particular to a carbon black reaction furnace combustion chamber, which comprises a combustion chamber, wherein the front end of the combustion chamber is connected with a fuel spray nozzle extending to the inside of the combustion chamber, one side of the front end of the combustion chamber is provided with an igniter extending to the inside of the combustion chamber, the igniter is arranged close to the fuel spray nozzle, the upper side and the lower side of the combustion chamber are respectively fixedly connected with an upper oxygen distributor and a lower oxygen distributor, the upper oxygen distributor is connected with a plurality of upper air inlet pipes extending to the inside of the combustion chamber, the lower oxygen distributor is connected with a plurality of lower air inlet pipes extending to the inside of the combustion chamber, and the upper oxygen distributor and the lower oxygen distributor are connected with an oxygen-enriched air source through connecting pipelines; the utility model realizes the full combustion of fuel oil, thereby improving the quality of carbon black.
Description
Technical Field
The utility model relates to the technical field of carbon black reaction furnace equipment, in particular to a combustion chamber of a carbon black reaction furnace.
Background
Oil furnace carbon black is produced from hydrocarbon compounds by incomplete combustion and cracking. The reaction device for producing the carbon black is a reaction furnace and mainly comprises a combustion section, a throat section, a reaction section, a quenching section and a gasification residence section. The fuel is burnt in the burning section to raise the energy for the carbon black cracking reaction, the throat section is the material injecting section, the reaction section is the partial burning and cracking area of carbon black, the quenching section terminates the carbon black producing reaction with water (the carbon black is surface oxidized in this stage), and the gasifying and staying section is the carbon black fume forming area.
Therefore, the combustion section needs to ensure that the fuel oil burns as fully as possible, thereby providing better process reaction conditions for raw oil pyrolysis. The existing carbon black reaction furnace is generally provided with an air inlet pipe communicated with a combustion section for supplying oxygen for combustion, and fuel is insufficient in combustion in the combustion section and easy to produce impurities, so that the quality of carbon black is affected.
Disclosure of Invention
The utility model aims to provide a combustion chamber of a carbon black reaction furnace, which can realize the full combustion of fuel oil and improve the quality of carbon black.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
the utility model provides a carbon black reacting furnace combustion chamber, includes the combustion chamber, the front end of combustion chamber is connected with the fuel nozzle that extends to the combustion chamber inside, front end one side of combustion chamber is provided with the inside some firearm that extends to the combustion chamber, some firearm is close to the fuel nozzle sets up, the upper and lower both sides of combustion chamber are fixedly connected with oxygen distributor and lower oxygen distributor respectively, go up oxygen distributor and be connected with a plurality of extension extremely the last intake pipe of combustion chamber inboard, be connected with a plurality of extension extremely down the intake pipe of combustion chamber inboard down on the oxygen distributor, go up oxygen distributor and lower oxygen distributor and all be connected with oxygen enriched air source through connecting tube.
Further, the fuel nozzle and the combustion chamber are coaxially arranged.
Further, the upper air inlet pipe and the lower air inlet pipe are staggered.
Further, the igniter is arranged between the upper air inlet pipe and the lower air inlet pipe.
Further, the combustion chamber comprises a fire-resistant layer and a heat-insulating layer which are sequentially arranged from inside to outside.
The beneficial effects of the utility model are as follows:
oxygen-enriched air is led into the upper oxygen distributor and the lower oxygen distributor through the connecting pipelines, the oxygen-enriched air enters the combustion chamber from the upper side and the lower side through the upper air inlet pipe and the lower air inlet pipe respectively, fuel oil enters the combustion chamber through the fuel spray nozzle, fully contacts with the oxygen-enriched air, and is ignited by the igniter to generate flame, so that full combustion is realized, and the quality of carbon black is improved.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Reference numerals: a combustion chamber 1; a refractory layer 11; a heat insulating layer 12; a fuel nozzle 2; an igniter 3; an upper oxygen distributor 4; an upper intake pipe 41; a lower oxygen distributor 5; a lower intake pipe 51; and a connecting pipe 6.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, a carbon black reaction furnace combustion chamber comprises a combustion chamber 1, the front end of the combustion chamber 1 is connected with a fuel spray nozzle 2 extending to the inside of the combustion chamber 1, one side of the front end of the combustion chamber 1 is provided with an igniter 3 extending to the inside of the combustion chamber 1, the igniter 3 is close to the fuel spray nozzle 2, the upper side and the lower side of the combustion chamber 1 are respectively and fixedly connected with an upper oxygen distributor 4 and a lower oxygen distributor 5, the upper oxygen distributor 4 is connected with a plurality of upper air inlet pipes 41 extending to the inside of the combustion chamber 1, the lower oxygen distributor 5 is connected with a plurality of lower air inlet pipes 51 extending to the inside of the combustion chamber 1, and the upper oxygen distributor 4 and the lower oxygen distributor 5 are connected with an oxygen-enriched air source through connecting pipelines 6.
The fuel injector 2 is arranged coaxially with the combustion chamber 1.
The upper air inlet pipe 41 is staggered with the lower air inlet pipe 51.
The igniter 3 is provided between the upper intake pipe 41 and the lower intake pipe 51.
The combustion chamber 1 comprises a refractory layer 11 and a heat insulating layer 12 which are arranged in sequence from inside to outside.
Working principle:
oxygen-enriched air is introduced into the upper oxygen distributor 4 and the lower oxygen distributor 5 through the connecting pipeline 6, the oxygen-enriched air enters the combustion chamber 1 from the upper side and the lower side through the upper air inlet pipe 41 and the lower air inlet pipe 51 respectively, fuel oil enters the combustion chamber 1 through the fuel spray head 2, fully contacts with the oxygen-enriched air, and is ignited by the igniter 3 to generate flame, so that full combustion is realized, and the quality of carbon black is improved.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (5)
1. A carbon black reaction furnace combustion chamber, comprising a combustion chamber (1), characterized in that: the oxygen-enriched air source device is characterized in that the front end of the combustion chamber (1) is connected with a fuel spray head (2) extending to the inside of the combustion chamber (1), an igniter (3) extending to the inside of the combustion chamber (1) is arranged on one side of the front end of the combustion chamber (1), the igniter (3) is close to the fuel spray head (2), an upper oxygen distributor (4) and a lower oxygen distributor (5) are fixedly connected to the upper side and the lower side of the combustion chamber (1) respectively, a plurality of upper air inlet pipes (41) extending to the inner side of the combustion chamber (1) are connected to the upper oxygen distributor (4), a plurality of lower air inlet pipes (51) extending to the inner side of the combustion chamber (1) are connected to the lower oxygen distributor (5), and the upper oxygen distributor (4) and the lower oxygen distributor (5) are connected with the oxygen-enriched air source through connecting pipelines (6).
2. The carbon black reaction furnace combustion chamber of claim 1, wherein: the fuel spray head (2) and the combustion chamber (1) are coaxially arranged.
3. The carbon black reaction furnace combustion chamber of claim 1, wherein: the upper air inlet pipe (41) and the lower air inlet pipe (51) are staggered.
4. The carbon black reaction furnace combustion chamber of claim 1, wherein: the igniter (3) is arranged between the upper air inlet pipe (41) and the lower air inlet pipe (51).
5. The carbon black reaction furnace combustion chamber of claim 1, wherein: the combustion chamber (1) comprises a fire-resistant layer (11) and a heat-insulating layer (12) which are sequentially arranged from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321793801.9U CN220300644U (en) | 2023-07-10 | 2023-07-10 | Combustion chamber of carbon black reaction furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321793801.9U CN220300644U (en) | 2023-07-10 | 2023-07-10 | Combustion chamber of carbon black reaction furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220300644U true CN220300644U (en) | 2024-01-05 |
Family
ID=89372008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321793801.9U Active CN220300644U (en) | 2023-07-10 | 2023-07-10 | Combustion chamber of carbon black reaction furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220300644U (en) |
-
2023
- 2023-07-10 CN CN202321793801.9U patent/CN220300644U/en active Active
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| GR01 | Patent grant |