CN214937215U - Coke oven capable of accelerating coke maturation - Google Patents
Coke oven capable of accelerating coke maturation Download PDFInfo
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- CN214937215U CN214937215U CN202121411253.XU CN202121411253U CN214937215U CN 214937215 U CN214937215 U CN 214937215U CN 202121411253 U CN202121411253 U CN 202121411253U CN 214937215 U CN214937215 U CN 214937215U
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Abstract
The utility model discloses a coke oven for accelerating coke maturation, which comprises a coke oven, wherein a coking chamber is arranged in the coke oven, a combustion chamber is arranged between the coking chambers, a heat storage chamber is arranged between the coking chambers at intervals, a heat storage chamber is arranged below the coking chamber, the heat storage chamber and the combustion chamber are connected by an inclined pipeline, the bottom of the combustion chamber is connected with an air inlet chamber through a conduit, the top end of a conduit 8 extends into the combustion chamber to be in threaded connection with a nozzle, the output end of the nozzle adopts a pore plate, the conduit 8 comprises a plurality of first conduits and second conduits, the first conduits and the second conduits are arranged at intervals from top to bottom, the inner diameter of the first conduits is smaller than the inner diameter of the second conduits, the utility model utilizes the structural arrangement of the conduits to accelerate the gas flow speed, and simultaneously, the output end of the nozzle adopts the pore plate, properly reduces the cross section to increase the flame spraying height, the flame is lengthened, the purpose of increasing the temperature of the upper part of the combustion chamber is achieved, and the rapid maturation of the coke is realized.
Description
The technical field is as follows:
the utility model relates to the technical field of coke ovens, in particular to a coke oven for accelerating coke maturation.
Background art:
the coking aims to provide qualified coke for blast furnace ironmaking, and a thermal regulation and coking time in the coking process have an extremely important significance for controlling the coke quality. The existing production method is that coke stays in a carbonization chamber for 2-3 hours after the fire drop phenomenon occurs in the coking process, so that the coke cake is polymerized, and cracks are fully formed, so that the quality of the coke meets the production requirement of a blast furnace. The coking time of a coke oven with the top of 6 meters is about 20 hours, the coking time of a coke oven with the top of 7 meters is about 22 hours, and the coking time of a coke oven with the top of 7.63 meters is about 26 hours. If the required coking time cannot be reached, the coke quality cannot be ensured; the production efficiency of the coke oven cannot be improved to meet the requirement of coking time.
At present, with the large-scale of modern coke ovens, the height of a coking chamber is gradually increased, and when a one-section heating mode is adopted, the temperature difference between the upper part of the coking chamber and the lower part of the coking chamber is large, so that the coke on the upper part is not well matured, and the quality index of the coke is further influenced.
The utility model has the following contents:
the utility model aims to provide a coke oven for accelerating coke maturation.
The utility model discloses by following technical scheme implement:
a coke oven for accelerating coke maturation comprises a coke oven, wherein a coking chamber is arranged in the coke oven, combustion chambers are arranged between the coking chambers, the coking chamber and the combustion chambers are arranged at intervals, a heat storage chamber is arranged below the coking chamber, the heat storage chamber and the combustion chambers are connected through an inclined pipeline, the bottom of each combustion chamber is connected with an air inlet chamber through a guide pipe, the top end of each guide pipe 8 extends into the combustion chamber and is in threaded connection with a nozzle, the output end of the nozzle adopts a hole plate, each guide pipe 8 comprises a plurality of first guide pipes and second guide pipes, the first guide pipes and the second guide pipes are arranged at intervals from top to bottom, and the inner diameter of each first guide pipe is smaller than the inner diameter of each second guide pipe.
Preferably, the inclined pipeline comprises an air pipeline and an air inlet pipeline, one end of the air pipeline is fixedly connected with the regenerative chamber, the other end of the air pipeline is fixedly connected with the air inlet pipeline, and the air inlet pipeline is fixedly connected with the combustion chamber.
Preferably, the air duct inner diameter is smaller than the air intake duct inner diameter.
The utility model has the advantages that: the structure setting through the pipe is utilized for accelerating the gas flow speed, and simultaneously, the output end of the nozzle adopts the orifice plate, so that the section is properly reduced, the flame spraying height is increased, the flame is elongated, the purpose of improving the upper temperature of the combustion chamber is achieved, and the rapid maturity of the coke is realized.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a partial enlarged view of a portion a in fig. 1 according to the present invention.
In the figure: the coke oven comprises a coke oven 1, a carbonization chamber 2, a combustion chamber 3, a regenerative chamber 4, an air pipeline 5, an air inlet pipeline 6, an air inlet chamber 7, a conduit 8, a nozzle 9, a first conduit 10 and a second conduit 11.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and fig. 2, the utility model provides the following technical solutions: a coke oven for accelerating coke maturation comprises a coke oven 1, wherein a coking chamber 2 is arranged in the coke oven 1, a combustion chamber 3 is arranged between the coking chambers 2, the coking chambers 2 and the combustion chamber 3 are arranged at intervals, a regenerative chamber 4 is arranged below the coking chamber 2, the regenerative chamber 4 and the combustion chamber 3 are connected through an inclined pipeline, the bottom of the combustion chamber 3 is connected with an air inlet chamber 7 through a conduit 8, the top end of the conduit 8 extends into the combustion chamber 3 and is in threaded connection with a nozzle 9, the output end of the nozzle 9 adopts a pore plate, the conduit 8 comprises a plurality of first conduits 10 and second conduits 11, the first conduits 10 and the second conduits 11 are arranged at intervals from top to bottom, and the inner diameter of the first conduits 10 is smaller than the inner diameter of the second conduits 11.
The inclined pipeline comprises an air pipeline 5 and an air inlet pipeline 6, one end of the air pipeline 5 is fixedly connected with the heat storage chamber 4, the other end of the air pipeline 5 is fixedly connected with the air inlet pipeline 6, and the air inlet pipeline 6 is fixedly connected with the combustion chamber 3.
The inner diameter of the air pipe 5 is smaller than that of the air inlet pipe 6.
The utility model discloses a theory of operation and use flow:
since the flame length is related to the intake air amount and the fuel pressure, the duct 8 includes a plurality of first ducts 10 and second ducts 11, the first ducts 10 and the second ducts 11 are spaced from top to bottom, while the first ducts 10 have an inner diameter smaller than that of the second ducts 11, therefore, according to the principle that V1A 1 is V2A 2 is constant, the flow rate is inversely proportional to the flow cross section, the flow rate is small at the place with large cross section area, and the flow rate is large at the place with small cross section area, so that the delivery speed of the fuel gas can be increased at intervals, the fuel gas can be ensured to rapidly enter the combustion chamber 3, meanwhile, because the output end of the guide pipe 8 is screwed with the nozzle 9, the output end of the nozzle 9 is arranged as a pore plate, the section is properly reduced to increase the flame spraying height, and the air pipeline 5 is communicated and fixedly connected with the combustion chamber 3 through an air inlet pipeline 6, and the inner diameter of the air inlet pipeline 6 is larger than that of the air pipeline 5, so that the air inlet amount is enlarged.
In conclusion, through the structural arrangement of the guide pipe 8 and the air inlet pipeline 6, the air inlet amount and the fuel pressure are improved, the flame injection height is increased, the flame is lengthened, the purpose of improving the upper temperature of the combustion chamber is achieved, and the coke is rapidly matured.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A coke oven for accelerating coke maturation comprises a coke oven (1), carbonization chambers (2) are arranged in the coke oven (1), combustion chambers (3) are arranged between the carbonization chambers (2), the carbonization chambers (2) and the combustion chambers (3) are arranged at intervals, a heat storage chamber (4) is arranged below the carbonization chamber (2), the heat storage chamber (4) and the combustion chamber (3) are connected through an inclined pipeline, the bottom of the combustion chamber (3) is connected with an air inlet chamber (7) through a guide pipe (8), the coke oven is characterized in that the top end of the guide pipe (8) extends into the combustion chamber (3) and is in threaded connection with a nozzle (9), the output end of the nozzle (9) adopts a hole plate, the guide pipe (8) comprises a plurality of first guide pipes (10) and second guide pipes (11), and the first guide pipes (10) and the second guide pipes (11) are arranged at intervals from top to bottom, the inner diameter of the first conduit (10) is smaller than the inner diameter of the second conduit (11).
2. The coke oven of claim 1 wherein the coke maturation is accelerated by: the inclined pipeline comprises an air pipeline (5) and an air inlet pipeline (6), one end of the air pipeline (5) is fixedly connected with the heat storage chamber (4), the other end of the air pipeline (5) is fixedly connected with the air inlet pipeline (6), and the air inlet pipeline (6) is fixedly connected with the combustion chamber (3).
3. The coke oven of claim 2 wherein: the inner diameter of the air pipeline (5) is smaller than that of the air inlet pipeline (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121411253.XU CN214937215U (en) | 2021-06-24 | 2021-06-24 | Coke oven capable of accelerating coke maturation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121411253.XU CN214937215U (en) | 2021-06-24 | 2021-06-24 | Coke oven capable of accelerating coke maturation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214937215U true CN214937215U (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121411253.XU Active CN214937215U (en) | 2021-06-24 | 2021-06-24 | Coke oven capable of accelerating coke maturation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214937215U (en) |
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2021
- 2021-06-24 CN CN202121411253.XU patent/CN214937215U/en active Active
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