CN111961482B - Smoke dust collecting device for coal box of tamping coke oven coal charging car - Google Patents
Smoke dust collecting device for coal box of tamping coke oven coal charging car Download PDFInfo
- Publication number
- CN111961482B CN111961482B CN202010949272.1A CN202010949272A CN111961482B CN 111961482 B CN111961482 B CN 111961482B CN 202010949272 A CN202010949272 A CN 202010949272A CN 111961482 B CN111961482 B CN 111961482B
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- coal
- dust collection
- pipeline
- coke oven
- chute wall
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- 239000003245 coal Substances 0.000 title claims abstract description 175
- 239000000428 dust Substances 0.000 title claims abstract description 106
- 239000000779 smoke Substances 0.000 title claims abstract description 47
- 239000000571 coke Substances 0.000 title claims abstract description 33
- 238000007664 blowing Methods 0.000 claims abstract description 25
- 238000000746 purification Methods 0.000 claims abstract description 22
- 239000003517 fume Substances 0.000 claims description 31
- 238000010926 purge Methods 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 238000003763 carbonization Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B43/00—Preventing or removing incrustations
- C10B43/14—Preventing incrustations
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Coke Industry (AREA)
Abstract
The invention provides a dust collection device for a coal box of a tamping coke oven coal charging car, which comprises the following components: the smoke purification unit comprises a coal tank wall dust collection hood, a dust collection pipeline and a furnace end smoke purification system, wherein the coal tank wall dust collection hood is arranged at the front end of a coal charging coal box above a coal tank wall without a coal receiving plate of the coal charging car and close to a coke oven, and the coal tank wall dust collection hood is connected to the furnace end smoke purification system through the dust collection pipeline; the air flow guiding unit comprises a compressed air system, an air channel pipeline I and a coal chute wall blowing pipe, wherein the coal chute wall blowing pipe is arranged below a coal receiving plate of a coal chute wall at the opposite side of the coal chute wall dust collection hood, and the coal chute wall blowing pipe is connected with the compressed air system through the air channel pipeline I.
Description
Technical Field
The invention relates to the technical field of environmental protection of tamping coke oven machinery, in particular to a dust collection device for a coal box of a tamping coke oven coal charging car.
Background
Along with the improvement of the national requirement on environmental protection, the coking enterprises are increasingly conscious of environmental protection, in recent years, a machine side smoke dust collecting device is gradually increased on the tamping coke oven machinery, and mainly aiming at the coal charging car operation process with large smoke dust overflow quantity, the smoke dust collecting system is generally arranged at the coke oven furnace end position or the coal charging car is close to the coke oven furnace end position, but due to the characteristics of the tamping coke oven coal charging process, the coal charging car completes the late stage of the coal charging process in one carbonization chamber, after the coal charging bottom plate is retreated into a coal box, a large amount of smoke dust overflows from bottom to top of the coal box along with the coal charging bottom plate, escapes from the collecting range of the furnace end smoke cover, and because of the coal charging process requirement, the upper part of the coal box cannot erect a dust collecting smoke cover, and the part of the overflow smoke dust is collected. In the actual operation process, in the later stage of coal loading of the coal charging car, a large amount of smoke dust is discharged from the coal charging bottom plate which is withdrawn from the carbonization chamber, so that pollution to the environment is caused, and the existing furnace end smoke trapping device cannot solve the overflow smoke dust collection.
It is therefore desirable to design a coal box dust collection device for a tamping coke oven coal charging car.
Disclosure of Invention
According to the technical problem that the existing furnace end smoke trapping device cannot solve overflow smoke dust collection, the smoke dust collecting device of the coal box of the tamping coke oven coal charging car is provided. The invention mainly utilizes the jet flow effect generated by the cooperation of the high-pressure gas continuously injected into the dust collection fume hood by the coal chute wall jet pipe and the negative pressure cavity of the coal chute wall dust collection fume hood to guide the fume to enter the coal chute wall dust collection fume hood, thereby realizing zero leakage collection of the fume of the furnace end.
The invention adopts the following technical means:
a tamping coke oven coal charging car coal bin fume collection device, comprising: the device comprises a smoke purification unit and an airflow guiding unit, wherein the smoke purification unit comprises a coal tank wall dust collection hood, a dust collection pipeline and a furnace end smoke purification system, the coal tank wall dust collection hood is arranged at the front end of a coal charging box above a coal tank wall without a coal receiving plate of a coal charging car and close to a coke oven, and the coal tank wall dust collection hood is connected to the furnace end smoke purification system through the dust collection pipeline; the air flow guiding unit comprises a compressed air system, an air channel pipeline I and a coal chute wall blowing pipe, wherein the coal chute wall blowing pipe is arranged below a coal receiving plate of a coal chute wall at the opposite side of the coal chute wall dust collection smoke hood, and the coal chute wall blowing pipe is connected with the compressed air system through the air channel pipeline I.
Further, the coal chute wall dust collection fume hood is of a rectangular flat port structure, a purging device is arranged in the coal chute wall dust collection fume hood, and the purging device is connected with the compressed air system through a gas circuit pipeline II.
Further, the coal chute wall blowing pipe is connected with the air passage pipeline I through an air passage hose I, and the blowing device is connected with the air passage pipeline II through an air passage hose II.
Further, a fume hood protection frame is arranged on the outer side of the dust collection fume hood on the coal chute wall, and the fume hood protection frame is arranged on the three-layer platform of the coal charging car.
Further, a dust collecting pipeline compensation device and a pipeline adjusting valve are arranged on the dust collecting pipeline.
Further, a maintenance construction platform is arranged above the fume hood protection frame.
Compared with the prior art, the invention has the following advantages:
1. according to the dust collection device for the coal box of the tamping coke oven coal charging car, provided by the invention, the dust which is carried out by the coal charging bottom plate in the coal charging process and overflows from the coal box can be effectively collected and purified by adopting the dust collection device for the coal box of the tamping coke oven coal charging car according to the blowing and sucking cover principle, so that the industrial problem of a furnace end smoke collection system is solved, and the fully sealed collection and transmission of furnace end smoke and zero leakage are realized.
2. The dust collecting device for the coal box of the tamping coke oven coal charging car provided by the invention has the advantages that the dust collecting device for the coal box of the tamping coke oven coal charging car is adopted, the furnace end smoke is directly sucked in real time on the premise of not influencing the coal charging process, the dust is trapped in the whole working process, the working efficiency is high, the structure is simple, and the operation is convenient.
3. According to the dust collection device for the coal box of the tamping coke oven coal charging car, the dust collection hood on the wall of the coal chute is supported and protected by the hood protection frame, so that the service life of the dust collection hood is prolonged, and the dust collection hood is reliably used in a working condition environment; a purging device in the dust collection fume hood with the coal chute wall is arranged in the dust collection fume hood, so that the working stability of the dust collection fume hood is ensured; the device has simple structure and convenient maintenance.
For the reasons, the invention can be widely popularized in the fields of tamping coke oven mechanical environment protection technology and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.
Fig. 1 is a schematic diagram of a dust collection device for a coal box of a tamping coke oven coal charging car.
Fig. 2 is a schematic view of a fume collecting device of a coal box of a tamping coke oven coal charging car in fig. 1.
In the figure: 1. a dust collecting fume hood on the wall of the coal tank; 2. a dust collection pipe; 3. a coal tank wall blowing pipe; 4. a hood protective bracket; 5. a coal receiving plate; 6. a compressed air system; 7. the gas path pipeline I; 8. a dust collecting pipe compensation device; 9. the air path hose I; 10. a purge device; 11. a burner smoke purification system; 12. a pipeline regulating valve; 13. and a gas path hose II.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present invention. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be clear that the dimensions of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present invention, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present invention: the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present invention.
As shown in fig. 1-2, the present invention provides a dust collection device for a coal box of a tamping coke oven coal charging car, comprising: the device comprises a smoke dust purification unit and an airflow guiding unit, wherein the smoke dust purification unit comprises a coal chute wall dust collection hood 1, a dust collection pipeline 2 and a furnace end smoke purification system 11, the coal chute wall dust collection hood 1 is arranged above a coal chute wall of a coal-charging car non-receiving coal plate 5 and close to the front end of a coal charging box of a coke oven, a hood protection frame 4 is arranged on the outer side of the coal chute wall dust collection hood 1, the hood protection frame 4 is arranged on a three-layer platform of the coal charging car, a maintenance construction platform is arranged above the hood protection frame 4, the coal chute wall dust collection hood 1 is connected to the furnace end smoke purification system 11 through the dust collection pipeline 2, a dust collection pipeline compensation device 8 and a pipeline adjusting valve 12 are arranged on the dust collection pipeline 2, the coal chute wall dust collection hood 1 is of a rectangular flat port structure, a purging device 10 is arranged in the coal chute wall dust collection hood 1, the purging device 10 is connected with the compressed air system 6 through a gas pipeline II, and the purging device 10 is connected with the pipeline II through a gas pipeline II 13; the air flow guiding unit comprises a compressed air system 6, an air channel pipeline I7 and a coal chute wall blowing pipe 3, wherein the coal chute wall blowing pipe 3 is arranged below a coal receiving plate 5 of a coal chute wall on the opposite side of the coal chute wall dust collection smoke hood 1, the coal chute wall blowing pipe 3 is connected with the compressed air system 6 through the air channel pipeline I7, and the coal chute wall blowing pipe 3 is connected with the air channel pipeline I7 through an air channel hose I9.
Example 1
As shown in fig. 1-2, the present invention provides a dust collection device for a coal box of a tamping coke oven coal charging car, comprising: the device comprises a smoke dust purification unit and an airflow guiding unit, wherein the smoke dust purification unit comprises a coal chute wall dust collection hood 1, a dust collection pipeline 2 and a furnace end smoke purification system 11, the coal chute wall dust collection hood 1 is arranged above a coal chute wall of a coal-charging car non-receiving coal plate 5 and close to the front end of a coal charging box of a coke oven, a hood protection frame 4 is arranged on the outer side of the coal chute wall dust collection hood 1, the hood protection frame 4 is arranged on a three-layer platform of the coal charging car, a maintenance construction platform is arranged above the hood protection frame 4, the coal chute wall dust collection hood 1 is connected to the furnace end smoke purification system 11 through the dust collection pipeline 2, a dust collection pipeline compensation device 8 and a pipeline adjusting valve 12 are arranged on the dust collection pipeline 2, the coal chute wall dust collection hood 1 is of a rectangular flat port structure, a purging device 10 is arranged in the coal chute wall dust collection hood 1, the purging device 10 is connected with the compressed air system 6 through a gas pipeline II, and the purging device 10 is connected with the pipeline II through a gas pipeline II 13; the air flow guiding unit comprises a compressed air system 6, an air channel pipeline I7 and a coal chute wall blowing pipe 3, wherein the coal chute wall blowing pipe 3 is arranged below a coal receiving plate 5 of a coal chute wall on the opposite side of the coal chute wall dust collection smoke hood 1, the coal chute wall blowing pipe 3 is connected with the compressed air system 6 through the air channel pipeline I7, and the coal chute wall blowing pipe 3 is connected with the air channel pipeline I7 through an air channel hose I9.
When the coal charging car is operated, the pipeline adjusting valve 12 is opened to be communicated with the head smoke purifying system 11 of the furnace through the dust collecting pipeline 2, and negative pressure is generated in the dust collecting fume hood 1 of the coal chute wall. The coal chute wall blowing pipes 3 on the other side of the coal chute wall are connected to the compressed air system 6 through the air passage pipeline I7 and the air passage hose I9, compressed air is supplied by the compressed air system 6, air flow is ejected to the opposite coal chute wall dust collection hood 1, when smoke dust carried out by the coal charging bottom plate is diffused to the upper part from the bottom of the coal chute, the air flow is ejected through the coal chute wall blowing pipes 3 to seal the upward drifting path of the smoke dust, and the air flow is guided into the collection range of the coal chute wall dust collection hood 1 through jet flow action, so that a blowing and sucking dust collection effect is formed, and the smoke dust is effectively collected and is sent into the furnace end smoke purification system 11 for purification. After the coal charging operation is finished, the pipeline regulating valve 12 and the compressed air system 6 are closed at the same time, and the above actions are circulated when the next carbonization chamber operation is waited.
The coal chute wall dust collection fume hood 1 is installed in the fume hood protection frame 4, the fume hood protection frame 4 plays a role in supporting and protecting, a platform is arranged on the upper portion of the fume hood protection frame 4, the convenience is brought to operators to pass through and work, the lower portion of the fume hood protection frame 4 and the three-layer platform are fixed, and the fume hood protection frame is detachable and looseness-proof.
The purging device 10 is arranged in the coal chute wall dust-collecting hood 1, so that when coal is fed into the coal box by the coal charging vehicle and is tamping, coal dust falls into the coal chute wall dust-collecting hood 1 to block the coal chute wall dust-collecting hood 1, and after the tamping of coal cake is completed, the coal chute wall dust-collecting hood 1 is purged once before the coal charging operation, so that the coal dust is prevented from blocking the coal chute wall dust-collecting hood 1 and being sucked into the dust collecting pipeline 2.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (6)
1. A tamping coke oven coal charging car coal bin fume collection device, comprising: the device comprises a smoke purification unit and an airflow guiding unit, wherein the smoke purification unit comprises a coal tank wall dust collection hood, a dust collection pipeline and a furnace end smoke purification system, the coal tank wall dust collection hood is arranged at the front end of a coal charging box above a coal tank wall without a coal receiving plate of a coal charging car and close to a coke oven, and the coal tank wall dust collection hood is connected to the furnace end smoke purification system through the dust collection pipeline; the air flow guiding unit comprises a compressed air system, an air channel pipeline I and a coal chute wall blowing pipe, wherein the coal chute wall blowing pipe is arranged below a coal receiving plate of a coal chute wall at the opposite side of the coal chute wall dust collection smoke hood, and the coal chute wall blowing pipe is connected with the compressed air system through the air channel pipeline I.
2. The dust collection device for the coal box of the tamping coke oven coal charging car according to claim 1, wherein the dust collection fume hood of the coal chute wall is of a rectangular flat port structure, a purging device is arranged in the dust collection fume hood of the coal chute wall, and the purging device is connected with the compressed air system through a gas circuit pipeline II.
3. The dust collection device for the coal box of the tamping coke oven coal charging car according to claim 2, wherein the coal tank wall blowing pipe is connected with the air channel pipeline I through an air channel hose I, and the purging device is connected with the air channel pipeline II through an air channel hose II.
4. The dust collection device for a coal box of a tamping coke oven coal charging car according to claim 1, wherein a fume hood protection frame is arranged on the outer side of a dust collection fume hood of the coal chute wall, and the fume hood protection frame is arranged on a three-layer platform of the coal charging car.
5. The dust collection device for a coal box of a tamping coke oven coal charging car according to claim 1, wherein the dust collection pipeline is provided with a dust collection pipeline compensation device and a pipeline adjusting valve.
6. The dust collection device for a coal box of a tamping coke oven coal charging car according to claim 4, wherein a maintenance and construction platform is arranged above the fume hood protection frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010949272.1A CN111961482B (en) | 2020-09-10 | 2020-09-10 | Smoke dust collecting device for coal box of tamping coke oven coal charging car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010949272.1A CN111961482B (en) | 2020-09-10 | 2020-09-10 | Smoke dust collecting device for coal box of tamping coke oven coal charging car |
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| Publication Number | Publication Date |
|---|---|
| CN111961482A CN111961482A (en) | 2020-11-20 |
| CN111961482B true CN111961482B (en) | 2024-02-06 |
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| CN202010949272.1A Active CN111961482B (en) | 2020-09-10 | 2020-09-10 | Smoke dust collecting device for coal box of tamping coke oven coal charging car |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001003061A (en) * | 1999-06-18 | 2001-01-09 | Sumitomo Metal Ind Ltd | Apparatus for cleaning coal charging opening of coke oven |
| JP2006077222A (en) * | 2004-09-09 | 2006-03-23 | Shinwa Corp | Dust collector of coke oven |
| CN101845309A (en) * | 2010-06-22 | 2010-09-29 | 四川达兴能源股份有限公司 | Coal charging and dust removing device at tamping coke oven machine side |
| CN104059679A (en) * | 2014-07-10 | 2014-09-24 | 攀钢集团西昌钢钒有限公司 | Coaling dust exhaust system for stamp-charging coke ovens |
| CN110172353A (en) * | 2019-07-12 | 2019-08-27 | 大连华锐重工焦炉车辆设备有限公司 | Tamping coke furnace machinery pusher side dust collection for charging system and its operating procedure |
| CN111303910A (en) * | 2020-03-12 | 2020-06-19 | 太原重工股份有限公司 | Tamping coke oven coal-charging smoke dust collecting system |
| CN211420053U (en) * | 2019-12-02 | 2020-09-04 | 中冶焦耐(大连)工程技术有限公司 | Tamping coke oven coal-charging smoke dust treatment system |
| CN212532854U (en) * | 2020-09-10 | 2021-02-12 | 大连重工环保工程有限公司 | Coal box smoke dust collecting device of tamping coke oven coal charging car |
-
2020
- 2020-09-10 CN CN202010949272.1A patent/CN111961482B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001003061A (en) * | 1999-06-18 | 2001-01-09 | Sumitomo Metal Ind Ltd | Apparatus for cleaning coal charging opening of coke oven |
| JP2006077222A (en) * | 2004-09-09 | 2006-03-23 | Shinwa Corp | Dust collector of coke oven |
| CN101845309A (en) * | 2010-06-22 | 2010-09-29 | 四川达兴能源股份有限公司 | Coal charging and dust removing device at tamping coke oven machine side |
| CN104059679A (en) * | 2014-07-10 | 2014-09-24 | 攀钢集团西昌钢钒有限公司 | Coaling dust exhaust system for stamp-charging coke ovens |
| CN110172353A (en) * | 2019-07-12 | 2019-08-27 | 大连华锐重工焦炉车辆设备有限公司 | Tamping coke furnace machinery pusher side dust collection for charging system and its operating procedure |
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| CN111303910A (en) * | 2020-03-12 | 2020-06-19 | 太原重工股份有限公司 | Tamping coke oven coal-charging smoke dust collecting system |
| CN212532854U (en) * | 2020-09-10 | 2021-02-12 | 大连重工环保工程有限公司 | Coal box smoke dust collecting device of tamping coke oven coal charging car |
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| CN111961482A (en) | 2020-11-20 |
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