CN107828430A - A kind of dust excluding hood of coke oven - Google Patents
A kind of dust excluding hood of coke oven Download PDFInfo
- Publication number
- CN107828430A CN107828430A CN201711354552.2A CN201711354552A CN107828430A CN 107828430 A CN107828430 A CN 107828430A CN 201711354552 A CN201711354552 A CN 201711354552A CN 107828430 A CN107828430 A CN 107828430A
- Authority
- CN
- China
- Prior art keywords
- steel truss
- dust excluding
- excluding hood
- coke oven
- fire insulation
- 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.)
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Classifications
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- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
It is fixed on the invention discloses the steel truss (3) of a kind of dust excluding hood of coke oven, including horizontal distribution, and by suspension cable (1) on coal tower (2), its both ends is also supported by column (5)；Fire insulation, storage knoisphere (4) are set below described steel truss (3).Using above-mentioned technical proposal, steel truss agent structure is not exposed in the caused scene of a fire of the discharging of the coke, reduce security risk during use, extend service life；Make original all standing roof truss into double steel truss, meanwhile, fire insulation layer material is lightweight engine firewall and is equipped with light joist, and deadweight is greatly reduced, and can complete construction by precast assembly and lifting, considerably reduce construction cost and difficulty of construction；It is supporting to optimize air-line system arrangement there is provided local opening-closing plate, dust excluding hood is integrated the functions such as radiating, dedusting, fire prevention, there is the preferable value of environmental protection.
Description
Technical field
The technical field of coke oven production equipment in being produced the invention belongs to metallurgical industry.More particularly it relates to
A kind of dust excluding hood of coke oven.
Background technology
At present, the Roof Truss design that the design of domestic dust excluding hood of coke oven is commonly used with reference to large-span steel factory building substantially
Method, exemplified by dedusting cover structure of the prior art as shown in Figure 4 and Figure 5, it uses all standing Roof Truss pattern to set
Meter, vertical supporting is provided with two row's suspension cables and two row's columns.The problem of it is present be：
First, prior art does not consider that temperature is higher in coke oven production process, and on fire when coke oven discharges of the coke brings not
Profit influences；When coke oven discharges of the coke it is on fire when, easily make steel truss agent structure be exposed to the scene of a fire in, have a strong impact on steel truss body junction
The security of structure；Steel construction itself fire resistance is poor, when temperature reaches more than 500 DEG C, will quickly enter yield situation, causes
Structure partly or wholly deformation failure, and then trigger great security incident；Meanwhile use of the Roof Truss after building up
In maintenance process, the maintenance for agent structure must can be carried out under the conditions of fire insulation；Therefore, it is necessary to carry out dust excluding hood every
Fire design；
Secondly, in steel truss dust excluding hood work progress, it is contemplated that the agent structure deadweight of such design is larger, and coke oven
Must discontinuity discharge of the coke, increase considerably difficulty of construction；If the measure for taking stopping to discharge of the coke, certain economic damage will be caused
Lose.
The content of the invention
The present invention provides a kind of dust excluding hood of coke oven, and the purpose is to avoid steel truss agent structure from causing to send out because of high temperature failure
Raw serious accident.
To achieve these goals, the technical scheme taken of the present invention is：
The dust excluding hood of coke oven of the present invention, includes the steel truss of horizontal distribution, and is fixed on by suspension cable on coal tower, and it two
End also passes through upright supports；Fire insulation, storage knoisphere are set below described steel truss.
Described fire insulation, the width for storing up knoisphere are more than the overall width of steel truss.
Described fire insulation, the fire insulation layer material of knoisphere being stored up using lightweight engine firewall and is equipped with light joist, upper and lower surface is covered
Cover anti-guncotton.
Described steel truss includes two parallel and separation steel truss structures.
Described column is used to provide bottom vertical supporting for described dust excluding hood of coke oven, is arranged in the two of steel truss
End, often holds row's column, and the quantity for often arranging column is four, and horizontal girder steel, described steel are provided with the upper end of every row's column
Erection of truss is on girder steel.
In described fire insulation, store up opening-closing plate of the centre of knoisphere along the longitudinally disposed removable folding of steel truss.
Described dust excluding hood sets air-line system, and the upcast ventilation pipe of described air-line system is located above steel truss, lower air conduit
It is inserted into from two row's steel truss centre positions in fire insulation, storage knoisphere.
Described suspension cable arranges that its suspension cable arranged in pairs tilts from lower end to upper end to both sides in pairs.
The present invention uses above-mentioned technical proposal, steel truss agent structure is not exposed in the caused scene of a fire of the discharging of the coke, drop
Low security risk during use, extends service life；Original all standing roof truss is made into double steel truss, together
When, fire insulation layer material is lightweight engine firewall and is equipped with light joist, and deadweight is greatly reduced, can pass through precast assembly and lifting
Construction is completed, considerably reduces construction cost and difficulty of construction；It is supporting to optimize air-line system cloth there is provided local opening-closing plate
Put, dust excluding hood is integrated the functions such as radiating, dedusting, fire prevention, there is the preferable value of environmental protection.
Brief description of the drawings
Content shown in accompanying drawing and the mark in figure are briefly described：
Fig. 1 is the elevation of the present invention；
Fig. 2 is the plan of the present invention；
Fig. 3 is the profile of the present invention；
Fig. 4 is dust excluding hood of coke oven elevation of the prior art；
Fig. 5 is the profile of structure shown in Fig. 4.
In figure mark for：
1st, suspension cable, 2, coal tower, 3, steel truss, 4, fire insulation, storage knoisphere, 5, upright supports, 6, air-line system, 7, coke oven cigarette
Dirt tedge, 8, coke oven, 9, opening-closing plate.
Embodiment
Below against accompanying drawing, by the description to embodiment, embodiment of the invention is made further details of
Illustrate, to help those skilled in the art to have more complete, accurate and deep reason to inventive concept of the invention, technical scheme
Solution.
For problem of the prior art, it is necessary to a kind of dust excluding hood facility of lightweight is designed, using lifting and local assembly
Form construction, improve efficiency of construction and security；Being influenceed by coke oven, steel truss dust excluding hood is chronically in hot environment, its
Covering effect also causes the temperature of coke oven position constantly to raise, therefore needs in the case that temperature is too high in use, carries out
Local folding, dust excluding hood opening position temperature is set to spill into air rapidly；In dust removal process, integrally closed, airduct system is utilized
System carries out effective dedusting.
It is a kind of dust excluding hood of coke oven as shown in Figure 1, Figure 2 with structure of the invention shown in figure, described dust excluding hood of coke oven is arranged on
The top of coke oven 8.Coke oven smoke tedge 7 is provided with the top of coke oven 8.Described dust excluding hood of coke oven includes the steel of horizontal distribution
Truss 3, and be fixed on by suspension cable 1 on coal tower 2, its both ends is also supported by column 5.
The defects of in order to overcome prior art, realization avoid steel truss agent structure cause to occur because of high temperature failure it is great
The goal of the invention of security incident, the technical scheme that the present invention takes are：
As shown in Figure 1 to Figure 3, dust excluding hood of coke oven of the invention, wherein, the described lower section of steel truss 3 sets fire insulation, Chu Chen
Layer 4.
Original steel truss dust excluding hood is improved to double-decker by the present invention, and upper strata is the agent structure of steel truss 3, lower floor
For the fire insulation of lightweight, storage knoisphere 4.The invention provides a kind of coke oven fire insulation type lightweight dust excluding hood facility of local folding.
Above-mentioned double-deck dust excluding hood roof structure, agent structure divide into fire insulation, storage knoisphere, are not exposed to out agent structure
In the scene of a fire caused by Jiao, security risk during use is reduced, extends service life.
The invention also achieves local opening-closing plate and air-line system layout optimization and separated steel truss agent structure to set
The optimization of meter：
Described fire insulation, the width for storing up knoisphere 4 are more than the overall width of steel truss 3.Dust excluding hood sets two rows, and steel truss 3 is
Dust excluding hood upper strata, lower suspension dust excluding hood lower floor, i.e. fire insulation, storage knoisphere 4.
Described fire insulation, the fire insulation layer material of knoisphere 4 being stored up using lightweight engine firewall and is equipped with light joist, upper and lower surface is covered
Cover anti-guncotton.
Described steel truss 3 includes two parallel and separation steel truss structures.By original all standing formula steel truss master
Body structural modification is two row's separated steel truss, reduces dead load, can use assembled lifting construction mode, reduce construction
Difficulty and cost, while do not interfere with scene and normally discharge of the coke.
Make original all standing roof truss into double steel truss, meanwhile, fire insulation layer material is that lightweight engine firewall is equipped with gently
Matter keel, deadweight is greatly reduced, construction can be completed by precast assembly and lifting, considerably reduce construction cost and apply
Work difficulty；
Described column 5 is used to provide bottom vertical supporting for described dust excluding hood of coke oven, is arranged in steel truss 3
Both ends, row's column 5 is often held, the quantity for often arranging column 5 is four, and horizontal girder steel is provided with the upper end of every row's column 5, described
Steel truss 3 be erected on girder steel；
In described fire insulation, store up opening-closing plate 9 of the centre of knoisphere 4 along the longitudinally disposed removable folding of steel truss 3.
Along longitudinal design part opening-closing plate 9 among lower floor's fire insulation, storage knoisphere 4, the plate can free-open-close.It is too high in temperature
When, opening-closing plate 9 can automatically open up, for radiating；It in dedusting, can automatically close, prevent flare from overflowing or influenceing air-line system 6
Normal work, ensure that air-line system 6 can be with normal work.
Described dust excluding hood sets air-line system 6, and the upcast ventilation pipe of described air-line system 6 is located at the top of steel truss 3, leeward
Pipe is inserted into fire insulation, storage knoisphere 4 from the centre position of two row's steel truss 3.
Air-line system 6 directly gos deep into lower floor, i.e., in fire insulation, storage knoisphere 4.When dedusting, lower air conduit is opened, and is carried out automatic
Dedusting is worked, and after dedusting terminates, lower air conduit is closed.Open during dedusting, closed when the discharging of the coke on fire.For solving steel truss dust excluding hood
Fire safety problem, avoid agent structure failure cause great security incident occurs.
The present invention by the optimization of local opening-closing plate, and it is supporting optimize air-line system arrangement, make the radiating of dust excluding hood collection,
The functions such as dedusting, fire prevention have the preferable value of environmental protection in one.
Described suspension cable 1 arranges that its suspension cable 1 arranged in pairs tilts from lower end to upper end to both sides in pairs.
As shown in figure 3, suspension cable 1 is used to provide vertical supporting for steel truss dust excluding hood, its one end is anchored on coal tower 2,
The other end is anchored on steel truss 3.Suspension cable 1 can be that steel truss 3 provides horizontal wind-brace, play a part of wind cable.
The present invention is exemplarily described above in conjunction with accompanying drawing, it is clear that present invention specific implementation is not by aforesaid way
Limitation, as long as the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress is employed, or without changing
Enter and the design of the present invention and technical scheme are directly applied into other occasions, within protection scope of the present invention.
Claims (8)
1. a kind of dust excluding hood of coke oven, including the steel truss (3) of horizontal distribution, and it is fixed on by suspension cable (1) on coal tower (2),
Its both ends is also supported by column (5), it is characterised in that：Fire insulation, storage knoisphere (4) are set below described steel truss (3).
2. according to the dust excluding hood of coke oven described in claim 1, it is characterised in that：Described fire insulation, the width of storage knoisphere (4) are more than
The overall width of steel truss (3).
3. according to the dust excluding hood of coke oven described in claim 1, it is characterised in that：The refuge floor material of described fire insulation, storage knoisphere (4)
Material is using lightweight engine firewall and is equipped with light joist, and upper and lower surface covers anti-guncotton.
4. according to the dust excluding hood of coke oven described in claim 1, it is characterised in that：Described steel truss (3) include two it is parallel and
The steel truss structure of separation.
5. according to the dust excluding hood of coke oven described in claim 1, it is characterised in that：It is described coke oven that described column (5), which is used for,
Dust excluding hood provides bottom vertical supporting, is arranged in the both ends of steel truss (3), often holds row's column (5), often arranges column (5)
Quantity be four, horizontal girder steel is provided with the upper end of every row's column (5), described steel truss (3) is erected on girder steel.
6. according to the dust excluding hood of coke oven described in claim 1, it is characterised in that：On the middle edge of described fire insulation, storage knoisphere (4)
The opening-closing plate (9) of the longitudinally disposed removable folding of steel truss (3).
7. according to the dust excluding hood of coke oven described in claim 1, it is characterised in that：Described dust excluding hood sets air-line system (6), institute
The upcast ventilation pipe for the air-line system (6) stated is located above steel truss (3), and lower air conduit is inserted into from two row's steel truss (3) centre positions
In fire insulation, storage knoisphere (4).
8. according to the dust excluding hood of coke oven described in claim 1, it is characterised in that：Described suspension cable (1) arranges that its is paired in pairs
The suspension cable (1) of arrangement tilts from lower end to upper end to both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711354552.2A CN107828430B (en) | 2017-12-15 | 2017-12-15 | Coke oven dust hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711354552.2A CN107828430B (en) | 2017-12-15 | 2017-12-15 | Coke oven dust hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107828430A true CN107828430A (en) | 2018-03-23 |
| CN107828430B CN107828430B (en) | 2023-09-26 |
Family
ID=61644667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711354552.2A Active CN107828430B (en) | 2017-12-15 | 2017-12-15 | Coke oven dust hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107828430B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109021996A (en) * | 2018-09-28 | 2018-12-18 | 中冶焦耐(大连)工程技术有限公司 | A kind of coke oven smoke centralized collection system |
| CN109021988A (en) * | 2018-09-28 | 2018-12-18 | 中冶焦耐(大连)工程技术有限公司 | The totally-enclosed coke oven smoke collection system of the collateral support of one kind and loss flue dust collecting method |
| CN109021994A (en) * | 2018-09-28 | 2018-12-18 | 中冶焦耐(大连)工程技术有限公司 | A kind of transverse direction supports totally-enclosed coke oven smoke collection system more |
| CN109666487A (en) * | 2018-12-12 | 2019-04-23 | 北京中冶设备研究设计总院有限公司 | A kind of closing of coke oven and ventilating dust-arrester and method |
Citations (8)
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|---|---|---|---|---|
| GB1539344A (en) * | 1977-03-01 | 1979-01-31 | Sherwood F | Low pressure drop combined collection hood/gas distributor/gas conditioner/electrostatic precipitator roof truss module for collecting and cleaning fumes from an incinerator furnace converter or the like |
| US4710064A (en) * | 1985-04-15 | 1987-12-01 | Stafford Frank K | Movable roof support and bolter system |
| CN2828046Y (en) * | 2005-10-17 | 2006-10-18 | 李九林 | Smoke preventing and dust control device for coke discharging of movable coke oven |
| CN101788230A (en) * | 2009-11-12 | 2010-07-28 | 芜湖新兴铸管有限责任公司 | Two-side circulating-dedusting system for pellet chain combing machines |
| CN201871524U (en) * | 2010-11-30 | 2011-06-22 | 中冶京诚工程技术有限公司 | Local overturning type dust hood |
| CN202844804U (en) * | 2012-07-30 | 2013-04-03 | 芜湖新兴铸管有限责任公司 | Dedusting system for sintering flux and matching technology |
| CN206616184U (en) * | 2017-03-01 | 2017-11-07 | 芜湖新兴铸管有限责任公司 | Coke oven loss flue dust dust gathering arrester supporting construction |
| CN207685189U (en) * | 2017-12-15 | 2018-08-03 | 芜湖新兴铸管有限责任公司 | A kind of dust excluding hood of coke oven |
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2017
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|---|---|---|---|---|
| GB1539344A (en) * | 1977-03-01 | 1979-01-31 | Sherwood F | Low pressure drop combined collection hood/gas distributor/gas conditioner/electrostatic precipitator roof truss module for collecting and cleaning fumes from an incinerator furnace converter or the like |
| US4710064A (en) * | 1985-04-15 | 1987-12-01 | Stafford Frank K | Movable roof support and bolter system |
| CN2828046Y (en) * | 2005-10-17 | 2006-10-18 | 李九林 | Smoke preventing and dust control device for coke discharging of movable coke oven |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109021996A (en) * | 2018-09-28 | 2018-12-18 | 中冶焦耐(大连)工程技术有限公司 | A kind of coke oven smoke centralized collection system |
| CN109021988A (en) * | 2018-09-28 | 2018-12-18 | 中冶焦耐(大连)工程技术有限公司 | The totally-enclosed coke oven smoke collection system of the collateral support of one kind and loss flue dust collecting method |
| CN109021994A (en) * | 2018-09-28 | 2018-12-18 | 中冶焦耐(大连)工程技术有限公司 | A kind of transverse direction supports totally-enclosed coke oven smoke collection system more |
| CN109021988B (en) * | 2018-09-28 | 2024-01-26 | 中冶焦耐(大连)工程技术有限公司 | Side-support fully-closed coke oven smoke dust collecting system and dissipation smoke dust collecting method |
| CN109021994B (en) * | 2018-09-28 | 2024-01-26 | 中冶焦耐(大连)工程技术有限公司 | Transverse multi-support fully-closed coke oven smoke dust collecting system |
| CN109021996B (en) * | 2018-09-28 | 2024-01-30 | 中冶焦耐(大连)工程技术有限公司 | Coke oven smoke and dust concentrates collecting system |
| CN109666487A (en) * | 2018-12-12 | 2019-04-23 | 北京中冶设备研究设计总院有限公司 | A kind of closing of coke oven and ventilating dust-arrester and method |
| CN109666487B (en) * | 2018-12-12 | 2020-10-09 | 北京中冶设备研究设计总院有限公司 | Coke oven sealing and ventilating dust removal device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107828430B (en) | 2023-09-26 |
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