CN108517220A - A kind of adjustable coke oven is across pore structure and crosses over hole adjusting method - Google Patents

A kind of adjustable coke oven is across pore structure and crosses over hole adjusting method Download PDF

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Publication number
CN108517220A
CN108517220A CN201810288019.9A CN201810288019A CN108517220A CN 108517220 A CN108517220 A CN 108517220A CN 201810288019 A CN201810288019 A CN 201810288019A CN 108517220 A CN108517220 A CN 108517220A
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CN
China
Prior art keywords
hole
brick
flue
boss
adjusting
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CN201810288019.9A
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Chinese (zh)
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CN108517220B (en
Inventor
牛聪
胡昌来
钱启
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Acre Coking and Refractory Engineering Consulting Corp MCC
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Acre Coking and Refractory Engineering Consulting Corp MCC
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Priority to CN201810288019.9A priority Critical patent/CN108517220B/en
Publication of CN108517220A publication Critical patent/CN108517220A/en
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    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10BDESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B29/00Other details of coke ovens
    • C10B29/02Brickwork, e.g. casings, linings, walls

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Coke Industry (AREA)

Abstract

The present invention relates to a kind of adjustable coke ovens across pore structure and to cross over hole adjusting method, coke oven combustion chamber is made of multiple duplex flues, upper and lower 2 layers are set at the top of duplex flue and crosses over hole, peephole are equipped with above each flue, it is interlayer that upper layer, which is crossed over across hole and lower layer between hole,;The interlayer extends to form boss A into side flue, and adjusting brick A is movably equipped on boss A;Lower layer extends to form boss B into other side flue across the duplex flue partition top below hole, and adjusting brick B is movably equipped on boss B.The present invention is simple in structure by the way that in side, closed form realizes the double-deck adjusting for crossing over hole vertically, easy to adjust, and does not influence the normal operating from peephole thermometric.

Description

A kind of adjustable coke oven is across pore structure and crosses over hole adjusting method
Technical field
The present invention relates to a kind of coking furnace shaft structures more particularly to a kind of adjustable coke oven across pore structure and to cross over hole tune Section method.
Background technology
Heat levels are a significant dimensions in coking furnace shaft structure.Heat levels are too small, carbonization chamber headspace temperature Height is spent, the quality and yield of raisingization product are unfavorable for, can also increase roof carbon generation;Heat levels are too big, can reduce Top charge of coke temperature influences charge of coke uniformly ripening up and down.
Currently, the heat levels of most of coke oven are preset parameters, adjustment criteria fire can only be passed through in actual production process The modes such as channel temp change coke quality.7.63 meters of top dress coke ovens that German Wood Company is designed and developed, have adjustable Across hole, and across upper and lower 2 layers of hole point, mainly for heat levels and furnace roof space temperature is adjusted, ensure that top charge of coke is ripe. It is adjusted in the form of sliding brick, still, when sliding brick, which covers, to be corresponded to across hole, has also covered peephole simultaneously, Lead to not carry out hand-operated temperature-measuring.
Invention content
The present invention provides a kind of adjustable coke ovens across pore structure and to cross over hole adjusting method, by being sealed vertically in side The form closed realizes the double-deck adjusting for crossing over hole, simple in structure, easy to adjust, and does not influence the normal behaviour from peephole thermometric Make.
In order to achieve the above object, the present invention is realized using following technical scheme:
A kind of adjustable coke oven crosses over pore structure, and coke oven combustion chamber is made of multiple duplex flues, duplex flue Top sets upper and lower 2 layers and crosses over hole, and peephole is equipped with above each flue, and upper layer is across between hole across hole and lower layer Interlayer;The interlayer extends to form boss A into side flue, and adjusting brick A is movably equipped on boss A;Lower layer crosses over Boss B is extended to form at the top of duplex flue partition below hole into other side flue, is movably equipped with and adjusts on boss B Save brick B.
It is respectively equipped with brick slot on the boss A and boss B, for playing limit fixed function to adjusting brick A and adjusting brick B.
The adjusting brick A, adjusting brick B top be equipped with dog hole, for stretched into from peephole hitcher cooperation realize pair The movement and position for answering adjusting brick are put.
The adjusting brick A, adjusting brick B are polylith.
The adjusting brick A, adjusting brick B are up-narrow and down-wide structure in a thickness direction, and bottom thickness with it is corresponding Brick well width matches.
Based on the adjustable coke oven across pore structure across hole adjusting method, including:
1) when the shrinking percentage of as-fired coal is larger, causes furnace roof space temperature excessively high, it is open shape that hole is crossed at 2 layers Under state, adjusting brick A is moved into from peephole in corresponding flue by hitcher, is placed on boss A, until hole is crossed on upper layer Closing;Duplex flue is only connected to by lower layer across hole at this time, to make waste gas circulation path shorten, the heating of coking furnace shaft Level increases, and furnace roof space temperature declines;
2) when the shrinking percentage of as-fired coal is smaller, causes furnace roof space temperature too low, it is open shape that hole is crossed at 2 layers Under state, adjusting brick B is moved into from peephole in corresponding flue by hitcher, is placed on boss B, until hole is crossed over by lower layer Closing;Duplex flue is only connected to by upper layer across hole at this time, to make waste gas circulation path lengthen, the heating of coking furnace shaft Level reduces, and furnace roof space temperature increases.
Compared with prior art, the beneficial effects of the invention are as follows:
1) by the adjusting across hole, can effectively adjust the heat levels of coking furnace shaft, include the Gao Xiangwen of furnace roof Degree distribution and furnace roof space temperature preferably control coke oven mark so that coking furnace shaft can adapt to the variation of different coal charges The temperature of quasi- flue improves the coke oven thermal efficiency;
2) it by the way that in side, closed form realizes the double-deck adjusting for crossing over hole vertically, does not influence from peephole thermometric just Often operation;
3) simple in structure, it is easy to adjust.
Description of the drawings
Fig. 1 is a kind of adjustable coke oven of the present invention, and across the structural schematic diagram one of pore structure, (upper layer is across hole envelope It closes).
Fig. 2 is the A-A views in Fig. 1.
Fig. 3 is a kind of adjustable coke oven of the present invention, and across the structural schematic diagram two of pore structure, (lower layer is across hole envelope It closes).
Fig. 4 is the B-B views in Fig. 3.
Fig. 5 is adjusting brick A of the present invention, the structural schematic diagrams of adjusting brick B in the direction of the width.(only as example)
In figure:1. 2. duplex flue partition of flue, 3. upper layer is adjusted across 4. lower layer of hole across 5. interlayer 6. of hole Save 8. dog holes of brick 7. adjusting brick B of A, 9. brick slot
Specific implementation mode
The specific implementation mode of the present invention is described further below in conjunction with the accompanying drawings:
As Figure 1-Figure 4, a kind of adjustable coke oven of the present invention crosses over pore structure, and coke oven combustion chamber is by multiple duplexs Flue forms, and upper and lower 2 layers are set at the top of duplex flue and crosses over hole 3,4, and 1 top of each flue is equipped with peephole, on It is interlayer 5 that layer, which is crossed over across hole 3 and lower layer between hole 4,;The interlayer 5 extends to form boss A, boss A into side flue 1 On movably be equipped with adjusting brick A 6;Lower layer is across 2 top of duplex flue partition below hole 4 into other side flue 1 Boss B is extended to form, adjusting brick B 7 is movably equipped on boss B.
It is respectively equipped with brick slot 9 on the boss A and boss B, is fixed for playing limit to adjusting brick A 6 and adjusting brick B 7 Effect.
The adjusting brick A 6, adjusting brick B 7 top be equipped with dog hole 8, it is real for coordinating with the hitcher that is stretched into from peephole The movement and position for now corresponding to adjusting brick 6,7 are put.
The adjusting brick A 6, adjusting brick B 7 are polylith.
It is up-narrow and down-wide structure as shown in figure 5, the adjusting brick A 6, adjusting brick B 7 are in a thickness direction, and bottom Portion's thickness is matched with corresponding 9 width of brick slot.It should be noted that Fig. 5 is only an example, do not constitute to its concrete structure Restriction.
Based on the adjustable coke oven across pore structure across hole adjusting method, including:
1) it as shown in Figure 1 and Figure 2, when the shrinking percentage of as-fired coal is larger, causes furnace roof space temperature excessively high, is crossed at 2 layers Hole 3,4 is to move into corresponding flue 1 adjusting brick A 6 from peephole in the state of opening wide by hitcher, be placed on boss On A, until upper layer is closed across hole 3;Duplex flue is only connected to by lower layer across hole 4 at this time, to make waste gas circulation Path is shortened, and the heat levels of coking furnace shaft increase, and furnace roof space temperature declines;
2) it as shown in Figure 3, Figure 4, when the shrinking percentage of as-fired coal is smaller, causes furnace roof space temperature too low, is crossed at 2 layers Hole 3,4 is to move into corresponding flue 1 adjusting brick B 7 from peephole in the state of opening wide by hitcher, be placed on boss On B, until lower layer is closed across hole 4;Duplex flue is only connected to by upper layer across hole 3 at this time, to make waste gas circulation Path lengthens, and the heat levels of coking furnace shaft reduce, and furnace roof space temperature increases.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (6)

1. a kind of adjustable coke oven crosses over pore structure, coke oven combustion chamber is made of multiple duplex flues, the top of duplex flue Portion sets upper and lower 2 layers and crosses over hole, is equipped with peephole above each flue, upper layer across hole and lower layer across between hole for every Layer;It is characterized in that, the interlayer extends to form boss A into side flue, adjusting brick A is movably equipped on boss A; Lower layer extends to form boss B into other side flue across the duplex flue partition top below hole, is moved on boss B Ground is equipped with adjusting brick B.
2. a kind of adjustable coke oven according to claim 1 crosses over pore structure, which is characterized in that the boss A and boss B On be respectively equipped with brick slot, for playing limit fixed functions to adjusting brick A and adjusting brick B.
3. a kind of adjustable coke oven according to claim 1 crosses over pore structure, which is characterized in that the adjusting brick A, adjust The top of brick B is equipped with dog hole, and the movement and position for adjusting brick corresponding with the hitcher cooperation realization stretched into from peephole are put.
4. a kind of adjustable coke oven according to claim 1 crosses over pore structure, which is characterized in that the adjusting brick A, adjust Brick B is polylith.
5. a kind of adjustable coke oven according to claim 1 crosses over pore structure, which is characterized in that the adjusting brick A, adjust Brick B is up-narrow and down-wide structure, and bottom thickness is matched with corresponding brick well width in a thickness direction.
6. crossing over hole adjusting method across pore structure based on adjustable coke oven described in claim 1, which is characterized in that including:
1) when the shrinking percentage of as-fired coal is larger, causes furnace roof space temperature excessively high, it is open state that hole is crossed at 2 layers Under, adjusting brick A is moved into from peephole in corresponding flue by hitcher, is placed on boss A, until upper layer is sealed across hole It closes;Duplex flue is only connected to by lower layer across hole at this time, to make waste gas circulation path shorten, the heating water of coking furnace shaft Flat to increase, furnace roof space temperature declines;
2) when the shrinking percentage of as-fired coal is smaller, causes furnace roof space temperature too low, it is open state that hole is crossed at 2 layers Under, adjusting brick B is moved into from peephole in corresponding flue by hitcher, is placed on boss B, until lower layer is sealed across hole It closes;Duplex flue is only connected to by upper layer across hole at this time, to make waste gas circulation path lengthen, the heating water of coking furnace shaft Flat to reduce, furnace roof space temperature increases.
CN201810288019.9A 2018-03-30 2018-03-30 Adjustable coke oven crossing hole structure and crossing hole adjusting method Active CN108517220B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110540843A (en) * 2019-09-27 2019-12-06 中冶焦耐(大连)工程技术有限公司 Structure and method for reducing heat dissipation capacity of top surface of coke oven
CN111269725A (en) * 2020-04-01 2020-06-12 中冶焦耐(大连)工程技术有限公司 Adjustable combustion chamber spanning hole structure and adjusting method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202390364U (en) * 2011-12-19 2012-08-22 山西帅科化工设计有限公司 Tamping coke oven combustor
CN208292924U (en) * 2018-03-30 2018-12-28 中冶焦耐(大连)工程技术有限公司 A kind of adjustable coke oven crosses over pore structure

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202390364U (en) * 2011-12-19 2012-08-22 山西帅科化工设计有限公司 Tamping coke oven combustor
CN208292924U (en) * 2018-03-30 2018-12-28 中冶焦耐(大连)工程技术有限公司 A kind of adjustable coke oven crosses over pore structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110540843A (en) * 2019-09-27 2019-12-06 中冶焦耐(大连)工程技术有限公司 Structure and method for reducing heat dissipation capacity of top surface of coke oven
CN110540843B (en) * 2019-09-27 2024-04-26 中冶焦耐(大连)工程技术有限公司 Structure and method for reducing heat dissipation capacity of top surface of coke oven
CN111269725A (en) * 2020-04-01 2020-06-12 中冶焦耐(大连)工程技术有限公司 Adjustable combustion chamber spanning hole structure and adjusting method thereof

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