CN211814256U - Collecting cover for smoke dust of coke oven head - Google Patents
Collecting cover for smoke dust of coke oven head Download PDFInfo
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- CN211814256U CN211814256U CN201922159491.5U CN201922159491U CN211814256U CN 211814256 U CN211814256 U CN 211814256U CN 201922159491 U CN201922159491 U CN 201922159491U CN 211814256 U CN211814256 U CN 211814256U
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- coke oven
- dust
- coke
- suction hood
- hood
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Abstract
The utility model relates to a entrapment cover for coke oven furnace end smoke and dust, including coke oven and suction hood, the suction hood is installed in the carbonization room top of coke oven, is provided with the high temperature closing plate between the rear side of suction hood bottom and the coke oven upper end, and the front side of suction hood bottom is installed high temperature resistant wear-resisting closing plate, and high temperature resistant wear-resisting closing plate is outside hunch-up and arranges, and the sealing connection board that can overturn is all installed to the left and right sides of suction hood bottom. A gap of 150mm is left between the bottom of the dust hood and the coke oven, the gap is sealed by a high-temperature sealing plate, and the high-temperature sealing plate can generate certain deformation to compensate the expansion variation of the oven body; a gap of 100mm is formed between the bottom of the dust hood and the coke guide, the gap is sealed by a high-temperature-resistant and wear-resistant sealing plate, and the high-temperature-resistant and wear-resistant sealing plate can generate certain deformation to compensate the variation of the moving position of the coke guide; two sides of the dust hood are provided with sealing connecting plates, and adjacent collecting hoods are connected in a staggered mode through the sealing connecting plates to form effective sealing.
Description
Technical Field
The utility model relates to the technical field of coke oven environmental protection equipment, in particular to a collecting cover for smoke dust of a coke oven head.
Background
During the normal production process of the coke oven, a large amount of smoke and dust at the oven head at the coke side of the coke oven is dissipated to the upper oven top along the oven door frame, so that the instantaneous dissipation amount is large and the speed is high. The existing smoke dust collecting mode is mainly as follows: the coke discharging and dust removing are arranged at the coke side of the coke oven and are connected with a trapping cover on a coke guide, and only the smoke dust generated when the coke falls into a coke tank car can be absorbed; the branch pipe extends to the position of the furnace mouth and is used for collecting smoke generated at the position of the furnace mouth. The trapping mode is side trapping, and the trapping effect cannot be achieved because the dust collection point is a certain distance away from the dissipation point when the vehicle moves continuously, and the smoke moves upwards and is perpendicular to the suction direction. The coke oven is expanded, stressed, complex in structure and mutually interfered by moving vehicles, and the design is not available. In the production process of the coke oven, a large amount of black smoke is scattered to the oven top at the oven end at the coke side, the surrounding environment is seriously polluted, an environmental protection accident is easily formed, and a coke plant faces the risk of being punished and shut down at any time.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a trapping cover for coke oven furnace end smoke and dust, adaptable coke oven inflation and coke guide moving trajectory change and the collision that arouses.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a entrapment cover for coke oven furnace end smoke and dust, includes coke oven and suction hood, the suction hood install in the carbonization room top of coke oven, the rear side of suction hood bottom and coke oven upper end between be provided with the high temperature closing plate, the front side of suction hood bottom install high temperature resistant wear-resisting closing plate, this high temperature resistant wear-resisting closing plate is outwards hunch-up and arranges, the left and right sides of suction hood bottom all install the sealing connection board that can overturn.
As a supplement to the technical scheme of the utility model, the bottom of suction hood be horn mouth shape.
As a supplement to the technical scheme of the utility model, the suction hood upper end be connected with dust removal pipeline.
As a supplement to the technical scheme of the utility model, the suction hood include pipe chute and vertical pipe, the lower extreme of vertical pipe be connected with the pipe chute, the lateral wall of this pipe chute links to each other with the stove post of coke oven upper end.
Has the advantages that: the utility model relates to a collecting cover for smoke dust of a coke oven head, a 150mm gap is left between the bottom of a dust collecting cover and a coke oven, the gap is sealed by a high-temperature sealing plate, and the high-temperature sealing plate can generate certain deformation to compensate the expansion variation of an oven body; a gap of 100mm is formed between the bottom of the dust hood and the coke guide, the gap is sealed by a high-temperature-resistant and wear-resistant sealing plate, and the high-temperature-resistant and wear-resistant sealing plate can generate certain deformation to compensate the variation of the moving position of the coke guide; two sides of the dust hood are provided with sealing connecting plates, and adjacent collecting hoods are connected in a staggered mode through the sealing connecting plates to form effective sealing. The utility model can adapt to the collision caused by the change of the expansion of the coke oven and the movement track of the coke guide.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The figure is as follows: 1. the coke oven comprises a coke oven body, 2 parts of a high-temperature sealing plate, 3 parts of a dust hood, 4 parts of a sealing connecting plate, 5 parts of a high-temperature-resistant and wear-resistant sealing plate, 6 parts of a coke guide, 7 parts of a vertical pipe, 8 parts of an inclined pipe.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
The utility model discloses an embodiment relates to a entrapment cover for coke oven furnace end smoke and dust, as shown in figure 1, including coke oven 1 and suction hood 3, suction hood 3 install in the carbonization room top of coke oven 1, the rear side of 3 bottoms of suction hood and coke oven 1 upper end between be provided with high temperature seal plate 2, the front side of 3 bottoms of suction hood install high temperature resistant wear-resisting closing plate 5, this high temperature resistant wear-resisting closing plate 5 is outside hunch-up and arranges, the left and right sides of 3 bottoms of suction hood all install the sealing connection board 4 that can overturn.
The bottom of the dust hood 3 is in a bell mouth shape.
The upper end of the dust hood 3 is connected with a dust removal pipeline.
The dust hood 3 comprises an inclined pipe 8 and a vertical pipe 7, the lower end of the vertical pipe 7 is connected with the inclined pipe 8, and the side wall of the inclined pipe 8 is connected with a furnace column at the upper end of the coke oven 1. The existing coke oven column and steel structure are used as the supporting points of the inclined tube 8, and the gravity center of the collecting cover is positioned at the top of the coke oven 1, so that the coke oven is convenient for daily maintenance.
The dust hood 3 is arranged above a carbonization chamber of the coke oven 1, a 150mm gap is reserved between the bottom of the dust hood 3 and the coke oven 1, the gap is sealed by the high-temperature sealing plate 2, and the high-temperature sealing plate 2 can deform to a certain extent to compensate the expansion variation of the oven body 1; a gap of 100mm is formed between the bottom of the dust hood 3 and the coke guide 6, the gap is sealed by a high-temperature-resistant and wear-resistant sealing plate 5, and the high-temperature-resistant and wear-resistant sealing plate 5 can generate certain deformation to compensate the variation of the moving position of the coke guide 6; two sides of the dust hood 3 are provided with sealing connecting plates 4, and the adjacent collecting hoods are connected in a staggered manner through the sealing connecting plates 4 to form effective sealing, so that a closed space is formed on four sides, and smoke and dust dissipated by the coke oven can be effectively collected in the collecting hoods and enter a dust removal system through a dust removal pipeline. Aiming at the actual situation of the site, the structure form of the trapping cover is reasonably designed, so that the smoke dust is trapped from the source and the dissipation point is blocked, and the trapping effect is ensured.
The whole trapping cover is similar to an S shape, and the inlet and the outlet are vertically distributed, so that the flue gas can flow conveniently; the lower part of the dust hood 3 adopts a bell mouth form, the lowest part is longer, the overlapping range with the coke guide is large, large-area smoke can be collected, the larger smoke quantity at the moment of buffering is buffered, and the smoke dissipation quantity is reduced; a clearance of 100mm is kept between the dust hood 3 and the moving equipment of the coke guide 6, and the dust hood, the coke oven 1 and the oven column are sealed by adopting adjustable high-temperature resistant sealing plates 2, so that the dust hood can adapt to the collision caused by the expansion of the coke oven and the change of the running track of the coke guide.
The coke-oven plant has 2X 55 holes coke oven and 110 carbonization chambers. Before the reformation, a coke oven can generate a large amount of black smoke in the coke discharging process and the black smoke is dissipated into the surrounding atmosphere. Through the implementation of the technical improvement project, the collecting cover device runs well, the smoke collecting rate is high, the collecting cover device can adapt to the integral deformation of the coke oven and four main vehicles, the coke oven coke discharging environment is effectively improved, no obvious smoke is generated on the coke oven coke side basically in the coke discharging process, and the environmental protection accidents are avoided.
Claims (4)
1. A collecting cover for smoke dust of a coke oven head is characterized in that: including coke oven (1) and suction hood (3), suction hood (3) install in the carbonization room top of coke oven (1), the rear side of suction hood (3) bottom and coke oven (1) upper end between be provided with high temperature seal plate (2), the front side of suction hood (3) bottom install high temperature resistant wear-resisting closing plate (5), this high temperature resistant wear-resisting closing plate (5) are outside hunch-up and arrange, the left and right sides of suction hood (3) bottom all install sealing connection board (4) that can overturn.
2. The trapping cover for the smoke from the oven head of the coke oven as claimed in claim 1, wherein: the bottom of the dust hood (3) is in a bell mouth shape.
3. The trapping cover for the smoke from the oven head of the coke oven as claimed in claim 1, wherein: the upper end of the dust hood (3) is connected with a dust removal pipeline.
4. The trapping cover for the smoke from the oven head of the coke oven as claimed in claim 1, wherein: the dust hood (3) comprises an inclined pipe (8) and a vertical pipe (7), the lower end of the vertical pipe (7) is connected with the inclined pipe (8), and the side wall of the inclined pipe (8) is connected with a furnace column at the upper end of the coke oven (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922159491.5U CN211814256U (en) | 2019-12-05 | 2019-12-05 | Collecting cover for smoke dust of coke oven head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922159491.5U CN211814256U (en) | 2019-12-05 | 2019-12-05 | Collecting cover for smoke dust of coke oven head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211814256U true CN211814256U (en) | 2020-10-30 |
Family
ID=73030381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922159491.5U Active CN211814256U (en) | 2019-12-05 | 2019-12-05 | Collecting cover for smoke dust of coke oven head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211814256U (en) |
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2019
- 2019-12-05 CN CN201922159491.5U patent/CN211814256U/en active Active
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