CN101353580A - 7.63m coke oven upper spanning hole masonry method - Google Patents
7.63m coke oven upper spanning hole masonry method Download PDFInfo
- Publication number
- CN101353580A CN101353580A CNA2008100489703A CN200810048970A CN101353580A CN 101353580 A CN101353580 A CN 101353580A CN A2008100489703 A CNA2008100489703 A CN A2008100489703A CN 200810048970 A CN200810048970 A CN 200810048970A CN 101353580 A CN101353580 A CN 101353580A
- Authority
- CN
- China
- Prior art keywords
- hole
- interlayer
- coke oven
- holes
- brick
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The invention discloses a masonry method for cross-over holes on a coke oven of 7.63m, including the coke oven of 7.63m and the cross-over holes on the oven. The holes comprise an upper layer and a lower layer, and an interlayer is arranged between the cross-over holes of the upper layer and the lower layer and provided with two through holes, the cross-over holes of the two layers form mutually communicating channels by the through holes of the interlayer, the interlayer divides the cross-over hole of the upper layer into five areas, which are respectively the area above the right middle of the interlayer and four areas at two sides of the through holes of the interlayer, the whole area above the right middle of the interlayer is the masonry with silica brick, and the upper cross-over hole is completely plugged, waste gas is prevented from flowing to adjacent flame paths; the four areas at two sides of the through holes of the interlayer adopt the refractory materials with little density and the property of heat insulation for masonry and blockage. The masonry method of the invention limits hot waste gas to flow on the upper part of a combustion chamber, takes advantage of the heat insulation property of the refractory materials to stop heat transfer, effectively prevents the temperature of the top space of the coke oven from rising and further lowers the temperature of the top of the coke oven and the consumption of gas.
Description
Technical field
The present invention relates to a kind of 7.63m coke oven spanning hole masonry method, particularly a kind of 7.63m coke oven upper spanning hole plug building method.
Background technology
One of coke oven the biggest in the world that 7.63 the rice coke oven is a UHDE to be designed and developed, design has adjustable leap hole on it.Cross over the hole and divide design up and down, main for regulating heat levels and regulating the furnace roof room temps, guarantee top charge of coke maturation.
But, the main foundation of this system design is the mixed gas of coke-oven gas and rich calorific value, and China's coke oven heating is a thermal source with low-calorie blast furnace gas mainly, and it is long that itself just has combustion flame, high good to heating property, it is high to heat characteristic to cooperate zone heating enough to improve.Therefore when using blast furnace (BF) gas heating, the existence of this system, worsened production environment on the contrary:, stop hot waste gas to rise, because this system space thermal insulation is poor though can cover upper spanning hole with the slip brick, cause the coking chamber throat temperature too high, the raw gas process resolves into the graphite charcoal attached on the furnace wall during this zone, has not only reduced the raw gas productive rate, and the raw gas that also has influence on coke oven is derived, can increase the coke pushing resistance when serious, even produce secondary Jiao.And, cover the slip brick, in fact just covered peephole, cause manual thermometric to carry out.In addition, because of furnace roof room temps height, the tie rod system damage shortens the coke oven life-span, and all there is this type of problem in the coking company of a few family of present domestic this technology of introduction when using this cover system.
Summary of the invention
The technical issues that need to address of the present invention just are to overcome the defective that existing 7.63 meters coke ovens are crossed over the hole, and a kind of 7.63m coke oven upper spanning hole masonry method is provided.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of 7.63m coke oven upper spanning hole masonry method of the present invention, comprise the leap hole on 7.63m coke oven and the coke oven, described leap hole is last, two-layer down, on, be provided with an interlayer between the two-layer leap hole down, described interlayer is provided with two through holes, on, two-layer leap hole forms the passage of mutual perforation by the interlayer through hole down, on the interlayer of leap hole, the hole is crossed on the upper strata and be divided into five zones, be respectively four zones of interlayer middle upper area and interlayer through hole both sides, interlayer middle upper area is all built by laying bricks or stones with silica brick, stop up top fully and cross over the hole, forbid that waste gas flows to adjacent quirk; Four of interlayer through hole both sides zones adopt the little and refractory materials that have a thermal insulation of density to build obstruction by laying bricks or stones.
Four zones of described interlayer through hole both sides adopt the fissure of displacement to build by laying bricks or stones.
It is T1, T2 and T3 brick type that four regional refractory materialss of described interlayer through hole both sides are built brick brick type by laying bricks or stones, T1 brick type is the rectangular build with a boss, T2 brick type is wide rectangular build, and T3 brick type is long narrow side's build, and T1, T2 and T3 brick type are around the passage symmetry arrangement.
The present invention crosses over the place, hole and all builds by laying bricks or stones with silica brick above the interlayer middle, stop up top fully and cross over the hole, forbids that waste gas flows to adjacent quirk.Brick type used herein is existing W404, W405, W406 and four kinds of brick types of W407, and every coke oven increases by 53.3 tons on W404, W405, W406 and four kinds of brick types of W407.
The present invention has adopted the refractory materials obstruction that density is little and have thermal insulation in four zones of interlayer through hole both sides, in order not influence thermometric, used three brick types of T1, T2 and T3, increase by 122.30 tons of brick amounts, build by laying bricks or stones by the fissure of displacement, satisfy the needs of coke oven tightness.
The present invention is by above transformation, not only having limited hot waste gas flows on top, combustion chamber, and utilize the insulative properties of refractory materials to stop the heat transmission, prevented that effectively coke oven headspace temperature from raising, and then reduced the coke oven throat temperature, not only improved the Working environment of furnace roof, from energy-conservation angle, the heat that has also reduced the coke oven body distributes, and has reduced gas consumption.
Description of drawings
Fig. 1 is a 7.63m coke oven upper spanning hole masonry method structural representation of the present invention.
Fig. 2 is that T1 of the present invention, T2 and T3 brick type are built the distributed architecture synoptic diagram by laying bricks or stones.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of 7.63m coke oven upper spanning hole masonry method of the present invention, comprise the leap hole on 7.63m coke oven 1 and the coke oven, described leap hole is last, following two- layer 2,3, on, be provided with an interlayer 4 between the two-layer leap hole down, described interlayer is provided with two through holes 5, on, two-layer leap hole forms the passage 6 of mutual perforation by the interlayer through hole down, on the interlayer of leap hole, the hole is crossed on the upper strata and be divided into five zones, be respectively four zones 8 of interlayer middle upper area 7 and interlayer through hole both sides, interlayer middle upper area is all built by laying bricks or stones with silica brick, stops up top fully and crosses over the hole, forbids that waste gas flows to adjacent quirk; Four of interlayer through hole both sides zones adopt the little and refractory materials that have a thermal insulation of density to build obstruction by laying bricks or stones.
As shown in Figure 2, four of described interlayer through hole both sides zones adopt the fissure of displacement to build by laying bricks or stones.
As shown in Figure 2, it is T1, T2 and T3 brick type that four regional refractory materialss of described interlayer through hole both sides are built brick brick type by laying bricks or stones, and T1 brick type is the rectangular build 11 with a boss, and T2 brick type is wide rectangular build 12, T3 brick type is long narrow side's build 13, and T1, T2 and T3 brick type are around the passage symmetry arrangement.
The present invention crosses over the place, hole and all builds by laying bricks or stones with silica brick above the interlayer middle, stop up top fully and cross over the hole, forbids that waste gas flows to adjacent quirk.Brick type used herein is existing W404, W405, W406 and four kinds of brick types of W407, and every coke oven increases by 53.3 tons on W404, W405, W406 and four kinds of brick types of W407.
The present invention has adopted the refractory materials obstruction that density is little and have thermal insulation in four zones of interlayer through hole both sides, in order not influence thermometric, used three brick types of T1, T2 and T3, increase by 122.30 tons of brick amounts, build by laying bricks or stones by the fissure of displacement, satisfy the needs of coke oven tightness.
The present invention is by above transformation, not only having limited hot waste gas flows on top, combustion chamber, and utilize the insulative properties of refractory materials to stop the heat transmission, prevented that effectively coke oven headspace temperature from raising, and then reduced the coke oven throat temperature, not only improved the Working environment of furnace roof, from energy-conservation angle, the heat that has also reduced the coke oven body distributes, and has reduced gas consumption.
According to the situation after the operation of the Wuhan Iron and Steel Plant coking 1# of company coke oven, this kind transformation is comparatively successful, compare with domestic other identical type of furnaces, coke oven headspace temperature basic controlling is about 810 ℃, be significantly less than 850 ℃～900 ℃ of other coke ovens, and owing to used lagging material, when effectively reducing the body of heater heat radiation, operating personnel's service temperature of furnace roof decreases, and has improved worker's operating environment.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1, a kind of 7.63m coke oven upper spanning hole masonry method, comprise the leap hole on 7.63m coke oven and the coke oven, described leap hole is last, two-layer down, on, be provided with an interlayer between the two-layer leap hole down, described interlayer is provided with two through holes, on, two-layer leap hole forms the passage of mutual perforation by the interlayer through hole down, it is characterized in that: on the interlayer of leap hole, the hole is crossed on the upper strata and be divided into five zones, be respectively four zones of interlayer middle upper area and interlayer through hole both sides, interlayer middle upper area is all built by laying bricks or stones with silica brick, stop up top fully and cross over the hole, forbid that waste gas flows to adjacent quirk; Four of interlayer through hole both sides zones adopt the little and refractory materials that have a thermal insulation of density to build obstruction by laying bricks or stones.
2,7.63m coke oven upper spanning hole masonry method as claimed in claim 1 is characterized in that: four zones of described interlayer through hole both sides adopt the fissure of displacement to build by laying bricks or stones.
3,7.63m coke oven upper spanning hole masonry method as claimed in claim 2, it is characterized in that: it is T1, T2 and T3 brick type that four regional refractory materialss of described interlayer through hole both sides are built brick brick type by laying bricks or stones, T1 brick type is the rectangular build with a boss, T2 brick type is wide rectangular build, T3 brick type is long narrow side's build, and T1, T2 and T3 brick type are around the passage symmetry arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100489703A CN101353580B (en) | 2008-08-26 | 2008-08-26 | 7.63m coke oven upper spanning hole masonry method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100489703A CN101353580B (en) | 2008-08-26 | 2008-08-26 | 7.63m coke oven upper spanning hole masonry method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101353580A true CN101353580A (en) | 2009-01-28 |
| CN101353580B CN101353580B (en) | 2012-04-18 |
Family
ID=40306600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100489703A Expired - Fee Related CN101353580B (en) | 2008-08-26 | 2008-08-26 | 7.63m coke oven upper spanning hole masonry method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101353580B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102241992A (en) * | 2010-05-14 | 2011-11-16 | 湖南省醴陵市马恋耐火泥有限公司 | Reconstruction method of 7.63 meter coke oven |
| CN102322623A (en) * | 2011-08-24 | 2012-01-18 | 成都中冶节能环保工程有限公司 | Coke oven top waste heat reclaiming system |
| CN108277022A (en) * | 2018-03-30 | 2018-07-13 | 中冶焦耐(大连)工程技术有限公司 | A kind of top dress makes integrated coking furnace shaft structure and its adjusting method firm by ramming |
| CN108315022A (en) * | 2018-03-30 | 2018-07-24 | 中冶焦耐(大连)工程技术有限公司 | Across the adjustable coke oven construction in hole and cross over hole adjusting method |
| CN108315025A (en) * | 2018-03-30 | 2018-07-24 | 中冶焦耐(大连)工程技术有限公司 | A kind of carbonization chamber upper space temperature regulation structure and adjusting method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2926230Y (en) * | 2005-12-19 | 2007-07-25 | 中冶焦耐工程技术有限公司 | Coal oven firebox-carbonizing chamber unit |
| CN2892858Y (en) * | 2005-12-19 | 2007-04-25 | 中冶焦耐工程技术有限公司 | Coke oven combustion chamber-carbonization chamber unit midspan through hole structure |
| CN101121893B (en) * | 2007-09-21 | 2010-12-01 | 武汉钢铁(集团)公司 | Method for controlling flue suction force in coke oven automatic heating system |
-
2008
- 2008-08-26 CN CN2008100489703A patent/CN101353580B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102241992A (en) * | 2010-05-14 | 2011-11-16 | 湖南省醴陵市马恋耐火泥有限公司 | Reconstruction method of 7.63 meter coke oven |
| CN102322623A (en) * | 2011-08-24 | 2012-01-18 | 成都中冶节能环保工程有限公司 | Coke oven top waste heat reclaiming system |
| CN102322623B (en) * | 2011-08-24 | 2013-11-13 | 成都中冶节能环保工程有限公司 | Coke oven top waste heat reclaiming system |
| CN108277022A (en) * | 2018-03-30 | 2018-07-13 | 中冶焦耐(大连)工程技术有限公司 | A kind of top dress makes integrated coking furnace shaft structure and its adjusting method firm by ramming |
| CN108315022A (en) * | 2018-03-30 | 2018-07-24 | 中冶焦耐(大连)工程技术有限公司 | Across the adjustable coke oven construction in hole and cross over hole adjusting method |
| CN108315025A (en) * | 2018-03-30 | 2018-07-24 | 中冶焦耐(大连)工程技术有限公司 | A kind of carbonization chamber upper space temperature regulation structure and adjusting method |
| CN108277022B (en) * | 2018-03-30 | 2023-05-16 | 中冶焦耐(大连)工程技术有限公司 | Top-mounted tamping integrated coke oven body structure and adjusting method thereof |
| CN108315025B (en) * | 2018-03-30 | 2023-11-24 | 中冶焦耐(大连)工程技术有限公司 | Carbonization chamber upper space temperature adjusting structure and adjusting method |
| CN108315022B (en) * | 2018-03-30 | 2023-11-28 | 中冶焦耐(大连)工程技术有限公司 | Coke oven structure with adjustable crossing hole and crossing hole adjusting method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101353580B (en) | 2012-04-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102322623B (en) | Coke oven top waste heat reclaiming system | |
| CN101353580B (en) | 7.63m coke oven upper spanning hole masonry method | |
| RU2441898C2 (en) | Design of horizontal-flue oven sole | |
| CN101792837B (en) | High-temperature low-oxygen top-combustion-type air heating furnace | |
| CN104129774B (en) | Behavior of High-sulfur Petroleum Coke chemical desulfurization calcining comprehensive utilization process | |
| WO2013177952A1 (en) | Large downstream tank type incinerator | |
| CN204174158U (en) | A kind of external-heat low-temperature pyrolysis stove | |
| CN103820655B (en) | A kind of 11t being applicable to titanium sponge production combines also-steam stove | |
| CN104946271A (en) | Heat recovery coke oven system internally provided with flue and technology thereof | |
| CN106916599A (en) | A kind of iron coke process units and method | |
| CN203451226U (en) | Carbon tank type calcining furnace | |
| CN101748230B (en) | High-temperature low-oxygen external combustion stove | |
| CN2861169Y (en) | Top burning hot blast stove with high smoke-discharging temperature | |
| CN101093140A (en) | Heat storage type vertical metal magnesium reducing furnace | |
| CN102288032B (en) | Heat compensation composite sintering method for sintering machine material surface in metallurgical industry | |
| CN201634702U (en) | High-temperature and low-oxygen top-combustion type hot-blast stove | |
| CN206705948U (en) | The environmentally friendly electric induction furnace of continuous fusion rock/mineral wool raw materials | |
| CN105180653A (en) | Tube heating furnace | |
| CN201917202U (en) | Continuous burning-roasting shaft kiln | |
| CN107936999A (en) | The Bidirectional heating system and heating means of external-heat low order fine coal continuous shale oven | |
| CN108329932A (en) | It is a kind of to cross over the adjustable coke oven construction in hole and cross over hole adjusting method | |
| CN211451846U (en) | Pot furnace for needle coke calcination | |
| CN201634701U (en) | High-temperature and low-oxygen external combustion type hot-blast stove | |
| CN206244713U (en) | A kind of top collaboration bottom regulation coke oven structure to distribution of air flow long | |
| CN102538455A (en) | Pot-type calcining furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170705 Address after: 430080 Qingshan District stock company of Hubei, Wuhan Province Patentee after: Wuhan iron and Steel Company Limited Address before: 430083 Qingshan District, Hubei, Wuhan factory before the door No. 2 Patentee before: Wuhan Iron & Steel (Group) Corp. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120418 Termination date: 20180826 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |