CN202379940U - Water-sealing device of dry quenching furnace - Google Patents
Water-sealing device of dry quenching furnace Download PDFInfo
- Publication number
- CN202379940U CN202379940U CN2011204449191U CN201120444919U CN202379940U CN 202379940 U CN202379940 U CN 202379940U CN 2011204449191 U CN2011204449191 U CN 2011204449191U CN 201120444919 U CN201120444919 U CN 201120444919U CN 202379940 U CN202379940 U CN 202379940U
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- water
- dry quenching
- quenching furnace
- sealed tank
- inlet pipe
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Abstract
The utility model discloses a water-sealing device of a dry quenching furnace. The water-sealing device comprises a water-sealing groove, a water inlet pipe and a wind inlet pipe, wherein a welding seam is formed at the bottom of the water-sealing groove; the water inlet pipe is arranged at the position on the upper part of the outer part of the water-sealing groove; the wind inlet pipe is arranged at the position on the lower part of the outer part of the water-sealing groove; and a wrapping tape is fixedly connected to the outer part of the welding seam. According to the water-sealing device of the dry quenching furnace, the water-sealing groove is conveniently cleaned by people periodically, and scales and coke powder in the water-sealing groove are reduced; and after the wrapping tape is arranged along the periphery of the welding seam, the reliability and the strength of the welding seam are greatly improved, leakage is not caused even the welding seam close to the interior of the water-sealing groove of the dry quenching furnace is cracked, the service life of the dry quenching furnace is prolonged, and the reliability of the dry quenching furnace is improved.
Description
Technical field
The utility model belongs to Coal Chemical Industry Dry Quenching Technology field, and the coke dry quenching furnace water seal arrangement is used in the fire door water seal that relates in particular to a kind of coke dry quenching furnace.
Background technology
Dry quenching(of coke) is called for short dry coke quenching (CDQ), is a kind of coke quenching method that employing rare gas element for coke wet quenching extinguishes red-hot coke.Compare with conventional wet quenching, dry coke quenching can not only be recycled red Jiao's sensible heat, and can improve coke quality, reduces cost, and alleviates the pollution of quenching operation to environment, worldwide is used widely in recent years.When adopting dry coke quenching; Under normal operation circumstances; Air pressure in the coke dry quenching furnace generally at 300～1000Pa, temperature in 900～1000 ℃ of scopes; The staple of gas is inflammable and explosive carbon monoxide and hydrogen and nitrogen, a spot of carbonic acid gas in the coke oven, reveals for the furnace gas that the pressure reduction that prevents because of furnace high-temperature gas and ambient atmosphere causes, and the furnace roof exit that is employed in coke dry quenching furnace usually adds the method that heat insulation water sealed tank is set and seals fire door.
The coke dry quenching furnace water sealed tank belongs to emphasis equipment in dry coke quenching production, its significant feature is: at the inner recirculated water that injects of water sealed tank, after bell falls into water sealed tank inside, play the sealing coke dry quenching furnace, prevent the leakage of coke dry quenching furnace internal gas composition.The coke dry quenching furnace water sealed tank of prior art is to be welded by the 16mm stainless-steel sheet, at inner water pipe and the airduct of feeding of water sealed tank.In actual use; Because the recirculated water hot soak condition that water sealed tank is inner causes water sealed tank internal junction incrustation scale, make the water sealed tank inequality of being heated; Cause weld cracking; It is inner to cause a large amount of recirculated waters to get into coke dry quenching furnace, and the hydrogen content in the cycle gas composition is raise greatly, even can cause coke dry quenching furnace to stop production.
The utility model content
The coke dry quenching furnace water seal arrangement that the purpose of the utility model is to provide a kind of to be convenient to clear up, safety is high.
For realizing above-mentioned purpose, the technical scheme that the utility model is taked is:
A kind of coke dry quenching furnace water seal arrangement comprises water sealed tank, water inlet pipe and blast pipe, and weld seam is arranged at the bottom of water sealed tank, and said water inlet pipe is arranged on the outside upper position of said water sealed tank, and said blast pipe is arranged on the outside lower position of said water sealed tank; The external stability of said weld seam is connected with band.
Said water sealed tank is divided into 4～8 water seal districts, and the upper position in said water seal district is provided with the branch road water inlet pipe respectively, and the lower position in said water seal district is provided with the branch road blast pipe respectively.
Said water sealed tank is divided into six water seal districts, and the upper position in said water seal district is provided with the branch road water inlet pipe respectively, and the lower position in said water seal district is provided with the branch road blast pipe respectively.
The pipeline of said water inlet pipe is provided with inlet valve, and the pipeline of said blast pipe is provided with the air intake valve.
The pipeline of said branch road water inlet pipe is provided with the branch road inlet valve, and the pipeline of said branch road blast pipe is provided with branch road blast pipe valve.
The coke dry quenching furnace water seal arrangement that the utility model provides is convenient to personnel and regularly water sealed tank is cleared up, and has reduced inner incrustation scale and the coke powder of water sealed tank; After adding band along the weld seam periphery, improved the safety and the intensity of weld seam greatly,, also can not occur leaking, improved the work-ing life and the safety of coke dry quenching furnace even crackle occurs near the water sealed tank internal weld seams of coke dry quenching furnace.
Description of drawings
Fig. 1 is the structural profile synoptic diagram of the utility model.
Fig. 2 is the structure schematic top plan view of the utility model.
Among the figure, the 1-water sealed tank, the 2-water inlet pipe, the 3-blast pipe, the 4-band, 5-branch road water inlet pipe, 6-cuts off, 7-water seal district, 8-inlet valve, 9-air intake valve, 10-branch road inlet valve.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing thereof, the utility model is done further to specify, but the embodiment of the utility model is not limited thereto.
As shown in Figure 1, a kind of coke dry quenching furnace water seal arrangement comprises water sealed tank 1, water inlet pipe 2 and blast pipe 3, and weld seam is arranged at the bottom of water sealed tank 1.Water inlet pipe 2 is installed in the upper position of water sealed tank 1 outside; Blast pipe 3 is installed in the lower position of water sealed tank 1 outside; So not only can satisfy the water supply of water sealed tank 1; Can also prevent that coke powder from piling up in water sealed tank 1 bottom, the bottom air feed can make coke powder be compressed wind and rise and mixes the back with recirculated water and flow out from riser, prevents accumulation; And be convenient to water sealed tank 1 inner incrustation scale and coke powder cleared up.
Water sealed tank 1 is welded by stainless-steel sheet, is welded with band 4 along the outside of weld seam with stainless-steel sheet, is convenient to protect weld seam.Weldering meat intensity through to the water sealed tank weld seam recomputates, and on original weld seam, sets up band 4, has improved the safety and the intensity of weld seam greatly, prevents to cause water sealed tank to reveal owing to expand with heat and contract with cold and the inequality of being heated makes weld cracking; Even crackle occurs near the dried stove water sealed tank internal weld seams of putting out, can not occur leaking yet, can satisfy the dry coke quenching ordinary production.
Cut off 6 with six stainless steel plates water sealed tank 1 is divided into six water seal districts 7 (can also be divided into the water seal district of other quantity according to practical situation); The upper position in six water seal districts 7 is separately installed with branch road water inlet pipe 5; Lower position is separately installed with branch road blast pipe (lower position at branch road water inlet pipe 5 does not draw in the vertical view).In case leakage problem has appearred in certain water seal district 7 of water sealed tank 1; Only need the water seal district 7 of partial information leakage is cut off the water; Only the water seal district of leaking is handled, and all the other the water seal districts in the water sealed tank 1 still can normal water supply, so just can not influence the ordinary production of coke dry quenching furnace.
Above-described only is the preferred embodiment of the utility model, does not limit to the utility model.Should be understood that for the person of ordinary skill of the art, under the teachings that the utility model provided, can also make other equivalent modifications and improvement, all can realize the purpose of the utility model, all should be regarded as the protection domain of the utility model.
Claims (5)
1. coke dry quenching furnace water seal arrangement; Comprise water sealed tank (1), water inlet pipe (2) and blast pipe (3); Weld seam is arranged at the bottom of water sealed tank (1); It is characterized in that said water inlet pipe (2) is arranged on the outside upper position of said water sealed tank (1), said blast pipe (3) is arranged on the outside lower position of said water sealed tank (1); The external stability of said weld seam is connected with band (4).
2. according to the said coke dry quenching furnace water seal arrangement of claim 1; It is characterized in that; Said water sealed tank (1) is divided into 4～8 water seal districts, and the upper position in said water seal district is provided with the branch road water inlet pipe respectively, and the lower position in said water seal district is provided with the branch road blast pipe respectively.
3. according to claim 1 or 2 said coke dry quenching furnace water seal arrangements; It is characterized in that; Said water sealed tank (1) is divided into six water seal districts (7); The upper position in said water seal district (7) is provided with branch road water inlet pipe (5) respectively, and the lower position in said water seal district (7) is provided with the branch road blast pipe respectively.
4. according to claim 1 or 2 said coke dry quenching furnace water seal arrangements, it is characterized in that the pipeline of said water inlet pipe (2) is provided with inlet valve (8), the pipeline of said blast pipe (3) is provided with air intake valve (9).
5. according to the said coke dry quenching furnace water seal arrangement of claim 3, it is characterized in that the pipeline of said branch road water inlet pipe (5) is provided with branch road inlet valve (10), the pipeline of said branch road blast pipe is provided with branch road blast pipe valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204449191U CN202379940U (en) | 2011-11-11 | 2011-11-11 | Water-sealing device of dry quenching furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204449191U CN202379940U (en) | 2011-11-11 | 2011-11-11 | Water-sealing device of dry quenching furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202379940U true CN202379940U (en) | 2012-08-15 |
Family
ID=46628458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204449191U Expired - Fee Related CN202379940U (en) | 2011-11-11 | 2011-11-11 | Water-sealing device of dry quenching furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202379940U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104498061A (en) * | 2014-12-09 | 2015-04-08 | 山东钢铁股份有限公司 | Dry quenching furnace and self-cleaning water seal tank device thereof |
| CN106916596A (en) * | 2015-12-24 | 2017-07-04 | 上海梅山钢铁股份有限公司 | Dry coke quenching water sealed tank with detection function |
| CN108343744A (en) * | 2018-02-27 | 2018-07-31 | 唐山首钢京唐西山焦化有限责任公司 | A kind of water sealed tank and coke dry quenching furnace |
-
2011
- 2011-11-11 CN CN2011204449191U patent/CN202379940U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104498061A (en) * | 2014-12-09 | 2015-04-08 | 山东钢铁股份有限公司 | Dry quenching furnace and self-cleaning water seal tank device thereof |
| CN106916596A (en) * | 2015-12-24 | 2017-07-04 | 上海梅山钢铁股份有限公司 | Dry coke quenching water sealed tank with detection function |
| CN108343744A (en) * | 2018-02-27 | 2018-07-31 | 唐山首钢京唐西山焦化有限责任公司 | A kind of water sealed tank and coke dry quenching furnace |
| CN108343744B (en) * | 2018-02-27 | 2020-04-21 | 唐山首钢京唐西山焦化有限责任公司 | Water seal tank and dry quenching furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20121111 |