CN208898796U - Two-part coke oven - Google Patents
Two-part coke oven Download PDFInfo
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- CN208898796U CN208898796U CN201821240746.XU CN201821240746U CN208898796U CN 208898796 U CN208898796 U CN 208898796U CN 201821240746 U CN201821240746 U CN 201821240746U CN 208898796 U CN208898796 U CN 208898796U
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- gas
- heat exchange
- coke oven
- exhaust gas
- exhaust
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- 239000000571 coke Substances 0.000 title claims abstract description 40
- 239000007789 gas Substances 0.000 claims description 113
- 239000002912 waste gas Substances 0.000 claims description 58
- 239000011449 brick Substances 0.000 claims description 21
- 238000002360 preparation method Methods 0.000 claims description 2
- 230000003750 conditioning effect Effects 0.000 claims 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims 1
- 239000003546 flue gas Substances 0.000 claims 1
- 238000004939 coking Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 description 11
- 238000001035 drying Methods 0.000 description 11
- 239000003245 coal Substances 0.000 description 3
- 239000003034 coal gas Substances 0.000 description 3
- 238000003763 carbonization Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 206010022000 influenza Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Coke Industry (AREA)
Abstract
The utility model provides a kind of two-part coke oven, belongs to coking environmental protection and energy saving technical field.The two-part coke oven of the utility model includes furnace roof area, Heat Room；Wherein, Heat Room is provided with the horizontal road of exhaust gas close to the side in furnace roof area, and the horizontal road of exhaust gas has multiple first air inlets and first row port, and the first air inlet is communicated with Heat Room gas circuit；Further include: exhaust gas merger road comprising the second air inlet, second exhaust port；Wherein, the second air inlet is connected to first exhaust implication road, and second exhaust port is connected to furnace roof area gas circuit, and the quantity of second exhaust port is less than the quantity of first row port.
Description
Technical Field
The utility model belongs to the technical field of coking environmental protection and energy saving, concretely relates to two segmentation coke ovens.
Background
At present, a two-section coke oven comprises a furnace top area, a heat exchange chamber and a combustion chamber which are arranged from top to bottom in sequence; wherein, in order to transmit the waste gas generated by the mixed combustion of the coal gas and the air in the combustion chamber, a waste gas horizontal channel is arranged between the heat exchange chamber and the furnace top area.
Specifically, each heat exchange chamber is correspondingly provided with an exhaust gas horizontal channel, each exhaust gas horizontal channel is provided with a plurality of exhaust ports, the area of the furnace top area corresponding to each exhaust port is provided with an exhaust gas channel surrounded by refractory bricks, the exhaust gas channel extends from the position of the exhaust port of the exhaust gas horizontal channel to the upper surface of the furnace top area, the position of the intersection of each exhaust gas channel and the upper surface of the furnace top area is also connected with a pipeline, and the pipeline is used for transmitting the exhaust gas in the exhaust gas channel connected with the pipeline to the drying preheating chamber so as to preheat the coal contained in the drying preheating chamber; the drying and preheating chamber is arranged above the furnace top area, and the distance between the bottom of the drying and preheating chamber and the upper surface of the furnace top area is at least two meters, so that subsequent workers can work on the upper surface of the furnace top area.
Therefore, if 10 heat exchange chambers are arranged in a two-section coke oven and 10 exhaust ports are arranged on an exhaust gas horizontal channel corresponding to the heat exchange chambers, 100 exhaust gas channels are arranged in the top area of the two-section coke oven, correspondingly, 100 pipelines connected with the exhaust gas channels are also arranged on the upper surface of the top area of the two-section coke oven and distributed on the upper surface of the top area of the two-section coke oven in a messy manner, so that the difficulty of working of workers on the upper surface of the top area of the two-section coke oven is increased; in addition, in a dark environment, a worker is very easy to trip over a certain pipeline in a plurality of pipelines to cause a safety accident; in addition, the more pipes are connected with the horizontal exhaust gas pipeline, the more heat is released outwards by the exhaust gas in the pipes, the higher the temperature of the upper surface of the furnace top area is caused, and a poor working environment is provided for workers.
Therefore, in order to solve the problems, the utility model provides a novel two-section coke oven.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving at least one of the technical problems existing in the prior art and provides a novel two-section coke oven.
The technical proposal adopted for solving the technical problem of the utility model is a two-section coke oven, which comprises a furnace top area and a heat exchange chamber; the side, close to the furnace top area, of the heat exchange chamber is provided with a waste gas horizontal channel, the waste gas horizontal channel is provided with a plurality of first gas inlets and first gas outlets, and the first gas inlets are communicated with a gas circuit of the heat exchange chamber;
further comprising: an exhaust gas merging passage including a second inlet port and a second outlet port; the second air inlet is communicated with the first air outlet air passage, the second air outlet is communicated with the furnace top area air passage, and the number of the second air outlets is less than that of the first air outlets.
Preferably, the heat exchange chambers are in a plurality of groups, each group comprises two heat exchange chambers, and each heat exchange chamber is correspondingly provided with an exhaust gas horizontal channel; wherein,
and each group of heat exchange chambers is also correspondingly provided with a waste gas converging passage, and in the same group of heat exchange chambers, a second gas inlet of the waste gas converging passage is communicated with the first gas outlet passages of the two waste gas horizontal passages.
Preferably, the second air inlets correspond to the first exhaust ports one to one, and each of the second air inlets is communicated with the first exhaust port air passage through a first pipeline.
Preferably, the furnace top zone is in gas communication with a second gas outlet via a second conduit.
Preferably, the first pipeline and the second pipeline are built by a plurality of bricks.
Preferably, the brick body comprises refractory bricks.
Preferably, one side of the heat exchange chamber, which is close to the exhaust gas horizontal channel, is provided with an exhaust gas adjusting assembly, the first air inlet is communicated with the air passage of the heat exchange chamber through the exhaust gas adjusting assembly, and the exhaust gas adjusting assembly is used for adjusting the amount of exhaust gas introduced into the first air inlet from the heat exchange chamber.
Preferably, the waste gas adjusting component comprises a plurality of adjusting bricks, each adjusting brick is provided with a through hole, and the first gas inlet is communicated with the gas path of the heat exchange chamber through the through hole.
The utility model discloses following beneficial effect has:
the utility model discloses a two segmentation coke ovens, because be provided with waste gas between furnace roof district and the waste gas level way and converge the way, and the quantity that waste gas converges the second gas vent on saying is less than the quantity of the first gas vent on the waste gas level way, so the utility model provides a waste gas converges the way and has the effect of compiling waste gas, and it can be with compiling the waste gas through a plurality of first gas vent transmission to transmit to the furnace roof district through one or several second gas vents. Therefore, the number of the first waste gas ducts in the utility model can be greatly reduced, and further, the number of the third ducts communicated with the gas path of the first waste gas duct can be reduced, so that the operation of the working personnel is more convenient when the working personnel works on the upper surface of the furnace top area; in addition, because the number of the third pipelines distributed on the upper surface of the furnace top area is less, the third pipelines can be arranged at intervals to diffuse the heat emitted by the third pipelines, so that the overall temperature of the upper surface of the furnace top area is reduced, and the working environment of workers is improved.
Drawings
FIG. 1 is a schematic view of a two-stage coke oven according to embodiment 1 of the present invention;
wherein the reference numerals are: 1. a heat exchange chamber; 2. adjusting the bricks; 3. an exhaust gas horizontal path; 4. and an exhaust gas merging passage.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1:
as shown in fig. 1, the present embodiment provides a two-stage coke oven, which comprises a top area, a heat exchange chamber 1 and a combustion chamber, which are sequentially arranged from top to bottom; wherein, one side of the heat exchange chamber 1 close to the furnace top area is also provided with a waste gas horizontal channel 3 which is provided with a plurality of first gas inlets and first gas outlets, and the first gas inlets are communicated with the gas circuit of the heat exchange chamber 1; and a waste gas converging passage 4 is also arranged between the waste gas horizontal passage 3 and the furnace top area and comprises a second gas inlet and a second gas outlet, the second gas inlet is communicated with a gas passage of the first gas outlet, the second gas outlet is communicated with a gas passage of the furnace top area, and the quantity of the second gas outlets is less than that of the first gas outlets.
Specifically, when the coal gas in the combustion chamber is mixed with air and combusted to generate waste gas, the waste gas can pass through the heat exchange chamber 1, the waste gas horizontal channel 3, the waste gas converging channel 4 and the furnace top area from the combustion chamber in sequence, and then is transmitted to a drying preheating chamber (not shown in fig. 1) through a plurality of third pipelines (not shown in fig. 1) which are arranged on the upper surface of the furnace top area and are communicated with a plurality of first waste gas channel gas paths penetrating through the furnace top area, so as to preheat the coal contained in the drying preheating chamber, thereby evaporating the moisture in the coal to be coked, shortening the coking time and improving the production capacity of the two-section coke oven; the area of the furnace top area corresponding to each second exhaust port is provided with a first exhaust gas channel which extends from the position of the second exhaust port to the upper surface of the furnace top area; the drying and preheating chamber is arranged above the furnace top area, and the distance between the bottom of the drying and preheating chamber and the upper surface of the furnace top area is at least two meters, so that subsequent workers can work on the upper surface of the furnace top area.
It can be seen that, in the two-stage coke oven of the present embodiment, since the exhaust gas merging passage 4 is provided between the top area and the exhaust gas horizontal passage 3, and the number of the second exhaust ports on the exhaust gas merging passage 4 is less than that of the first exhaust ports on the exhaust gas horizontal passage 3, the exhaust gas merging passage 4 provided in the present embodiment has an exhaust gas collecting function, which can collect the exhaust gases transmitted through a plurality of the first exhaust ports and transmit the collected exhaust gases to the top area through one or more of the second exhaust ports. Therefore, the number of the first waste gas ducts in the embodiment is greatly reduced, and further, the number of the third ducts communicated with the gas path of the first waste gas duct is also reduced, so that the operation of workers is more convenient when the workers work on the upper surface of the furnace top area; in addition, because the number of the third pipelines distributed on the upper surface of the furnace top area is less, the third pipelines can be arranged at intervals to diffuse the heat emitted by the third pipelines, so that the overall temperature of the upper surface of the furnace top area is reduced, and the working environment of workers is improved.
Further, the two-stage coke oven of the embodiment comprises a plurality of groups of heat exchange chambers 1, each group comprises two heat exchange chambers 1, and each heat exchange chamber 1 is correspondingly provided with an exhaust gas horizontal channel 3; wherein, each group of heat exchange chambers 1 is also correspondingly provided with a waste gas converging passage 4, and in the same group of heat exchange chambers 1, a second air inlet of the waste gas converging passage 4 is communicated with the first air outlet air passages of the two waste gas horizontal passages 3. That is, in the two-stage coke oven of the present embodiment, one exhaust gas merging conduit 4 is simultaneously communicated with two exhaust gas level conduits 3, that is, the exhaust gas merging conduit 4 can merge the exhaust gases in the two exhaust gas level conduits 3 communicated therewith and transmit the exhaust gases to the oven top area through one or more second exhaust ports. In this way, the number of first off-gas ducts, i.e. the number of third ducts distributed over the upper surface of the roof zone, can be further reduced, so that the staff can work on the surface of the roof zone.
It should be noted that, in the present embodiment, since the two-stage coke oven includes a plurality of combustion chambers, each combustion chamber is correspondingly provided with two heat exchange chambers 1, and each heat exchange chamber 1 is correspondingly provided with one exhaust gas horizontal passage 3, in order to simplify the preparation process for preparing the two-stage coke oven provided in the present embodiment, one exhaust gas merging passage 4 in the present embodiment is in gas path communication with two exhaust gas horizontal passages 3. Of course, the one exhaust gas merging passage 4 in the present embodiment is not limited to being in communication with two exhaust gas level passages 3, and may also be in gas-path communication with one or more exhaust gas level passages 3, and is not limited thereto.
Wherein, this embodiment is preferred, second air inlet and first exhaust port one-to-one, also a first exhaust port correspondence is provided with a second air inlet, and wherein, every first exhaust port passes through first pipeline and second air inlet gas circuit intercommunication to avoid the phenomenon of gas leakage to appear in the hookup location department of first exhaust port and second air inlet.
In the same way, in order to avoid the phenomenon of air leakage at the connecting position of the second air outlet and the furnace top area, preferably, the furnace top area is communicated with the air passage of the second air outlet through a second pipeline.
The first pipeline and the second pipeline in the embodiment are formed by building a plurality of brick bodies, and each brick body comprises a refractory brick. Of course, the brick body of the present embodiment is not limited to the firebrick, and is not limited thereto.
Preferably, in this embodiment, a waste gas adjusting assembly is disposed on one side of the heat exchange chamber 1 close to the waste gas horizontal channel 3, the first gas inlet is communicated with a gas channel of the heat exchange chamber 1 through the waste gas adjusting assembly, the waste gas adjusting assembly is used for adjusting the amount of waste gas introduced from the heat exchange chamber 1 into the first gas inlet, so that different vertical flues of the combustion chamber can transmit the same amount of waste gas to the top area of the furnace, and therefore, a plurality of drying preheating chambers located on the upper surface of the top area of the furnace can also receive the same amount of waste gas, and further, the coals in different drying preheating chambers can be in the same state, so that the coals in different drying preheating chambers can be subsequently placed in one or more carbonization chambers, and the coals in the carbonization chambers can be completely refined into cokes in the same coking time, thereby improving the yield of cokes refined by the two-stage coke oven provided in this embodiment.
Wherein, the waste gas adjusting component of the embodiment can be a plurality of adjusting bricks 2 with through holes. Specifically, a plurality of adjusting bricks 2 cover the upper surface of the heat exchange chamber 1, and when waste gas generated by combustion of air and coal gas in the combustion chamber is conducted into the heat exchange chamber 1, the waste gas can enter a waste gas horizontal channel 3 corresponding to the heat exchange chamber 1 through the through holes of the adjusting bricks 2. That is, in this embodiment, the amount of exhaust gas passing from the heat exchange chamber 1 to the first inlet port can be adjusted by adjusting the size of the through holes in the adjusting bricks 2.
For the purpose of understanding the present embodiment, a two-stage coke oven comprising 5 sets of heat exchange chambers 1, 10 first exhaust ports provided in an exhaust gas horizontal passage 3, and 4 second exhaust ports provided in an exhaust gas merging passage 4 will be described as an example.
Specifically, since one group of heat exchange chambers 1 is correspondingly provided with one exhaust gas merging passage 4, the two-stage coke oven in the embodiment includes 5 first exhaust gas merging passages 4, 20 second exhaust ports, correspondingly, 20 first exhaust gas passages penetrating through the top area of the oven, and 20 third passages communicated with the gas passages of the first exhaust gas passages. Therefore, in the two-stage coke oven in the embodiment, only 20 third pipelines are distributed on the upper surface of the oven top area, and compared with the prior art, the two-stage coke oven has the advantages that the first exhaust ports and the third pipelines are arranged in one-to-one correspondence, namely 100 third pipelines are distributed on the upper surface of the oven top area, so that the work of workers on the upper surface of the oven top area is facilitated.
In summary, in the two-stage coke oven of this embodiment, because the waste gas merging channel 4 is disposed between the oven top area and the waste gas horizontal channel 3, the number of the second exhaust ports on the waste gas merging channel 4 is less than the number of the first exhaust ports on the waste gas horizontal channel 3, and one waste gas merging channel 4 is communicated with two waste gas horizontal channels 3, the waste gas merging channel 4 provided in this embodiment can merge the waste gas in two waste gas horizontal channels 3 and transmit the waste gas to the oven top area through one or more second exhaust ports, thereby reducing the number of the first waste gas channels disposed in the area corresponding to each second exhaust port in the oven top area of this embodiment, and further reducing the number of the third pipelines communicated with the gas path of the first waste gas channels, so that when the worker works on the upper surface of the oven top area, the operation is more convenient.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (9)
1. A two-section coke oven comprises an oven top area and a heat exchange chamber; the side, close to the furnace top area, of the heat exchange chamber is provided with a waste gas horizontal channel, the waste gas horizontal channel is provided with a plurality of first gas inlets and first gas outlets, and the first gas inlets are communicated with a gas circuit of the heat exchange chamber; it is characterized in that the preparation method is characterized in that,
further comprising: an exhaust gas merging passage including a second inlet port and a second outlet port; the second air inlet is communicated with the first air outlet air passage, the second air outlet is communicated with the furnace top area air passage, and the number of the second air outlets is less than that of the first air outlets.
2. The two-stage coke oven of claim 1, wherein the heat exchange chambers are in multiple groups, each group comprising two heat exchange chambers, each heat exchange chamber being correspondingly provided with one exhaust gas level channel; wherein,
and each group of heat exchange chambers is also correspondingly provided with a waste gas converging passage, and in the same group of heat exchange chambers, a second gas inlet of the waste gas converging passage is communicated with the first gas outlet passages of the two waste gas horizontal passages.
3. The two-stage coke oven of claim 1, wherein said second gas inlets correspond one-to-one to said first gas outlets, and each of said second gas inlets is in gas communication with a first gas outlet via a first conduit.
4. The two-stage coke oven of claim 3, wherein the first duct is enclosed by a plurality of bricks.
5. The two-stage coke oven of claim 1, wherein the oven crown area is in gas communication with a second gas vent via a second conduit.
6. The two-stage coke oven of claim 5, wherein the second duct is enclosed by a plurality of bricks.
7. The two-stage coke oven of claim 4 or 6, wherein the brick body comprises refractory bricks.
8. The two-stage coke oven of claim 1, wherein an exhaust gas conditioning assembly is disposed on a side of the heat exchange chamber adjacent to the exhaust gas horizontal path, the first inlet port being in gas communication with the heat exchange chamber via the exhaust gas conditioning assembly, the exhaust gas conditioning assembly being configured to adjust the amount of exhaust gas passing from the heat exchange chamber into the first inlet port.
9. The two-stage coke oven of claim 8, wherein said flue gas conditioning assembly comprises a plurality of conditioning bricks, each of said conditioning bricks having a through hole disposed therein, said first gas inlet being in gas communication with said heat exchange chamber through said through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240746.XU CN208898796U (en) | 2018-08-02 | 2018-08-02 | Two-part coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240746.XU CN208898796U (en) | 2018-08-02 | 2018-08-02 | Two-part coke oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208898796U true CN208898796U (en) | 2019-05-24 |
Family
ID=66568468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821240746.XU Active CN208898796U (en) | 2018-08-02 | 2018-08-02 | Two-part coke oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208898796U (en) |
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2018
- 2018-08-02 CN CN201821240746.XU patent/CN208898796U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: Section thirteen economic and Technological Development Zone of Beijing City 31 street 100176 No. two School District No. 15 Building 5 layer 501 Patentee after: HUATAI YONGCHUANG (BEIJING) TECHNOLOGY Co.,Ltd. Address before: Section thirteen economic and Technological Development Zone of Beijing City 31 street 100176 No. two School District No. 15 Building 5 layer 501 Patentee before: BEIJING HUATAI COKING ENGINEERING CONSULTING Corp. |