CN202090008U - Top draft hood for blast furnace casting house - Google Patents
Top draft hood for blast furnace casting house Download PDFInfo
- Publication number
- CN202090008U CN202090008U CN2011201630683U CN201120163068U CN202090008U CN 202090008 U CN202090008 U CN 202090008U CN 2011201630683 U CN2011201630683 U CN 2011201630683U CN 201120163068 U CN201120163068 U CN 201120163068U CN 202090008 U CN202090008 U CN 202090008U
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- CN
- China
- Prior art keywords
- blast furnace
- cover
- main body
- smoke
- hood
- 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.)
- Expired - Fee Related
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- 238000005266 casting Methods 0.000 title abstract description 5
- 238000005516 engineering process Methods 0.000 claims description 13
- 239000000428 dust Substances 0.000 claims description 12
- 239000000779 smoke Substances 0.000 abstract description 10
- 238000012545 processing Methods 0.000 abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 58
- 229910052742 iron Inorganic materials 0.000 description 29
- 239000003500 flue dust Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 6
- 238000011144 upstream manufacturing Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000010881 fly ash Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009414 blockwork Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000001314 paroxysmal effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
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- Blast Furnaces (AREA)
Abstract
The utility model relates to a top draft hood for collecting smoke, in particular to a top draft hood for a blast furnace casting house. The top draft hood comprises a hood main body and a vertical smoke retaining wall connected to the periphery of a smoke collection end of the hood main body; and the vertical smoke retaining wall comprises at least one movable wind shield and at least one fixed wind shield. The hood main body is an umbrella-shaped hood to facilitate the collection of smoke and the arrangement of a vertical smoke retaining wall. Furthermore, a smoke exhaust end of the hood main body is connected with a smoke removing air pipe. Preferably, the movable wind shield is hinged with the hood main body. More preferably, the top draft hood for the blast furnace casting house also comprises a linear driving device, and the linear power output end of the linear driving device is connected with the movable wind shield. At least one lifting lug is further arranged on the movable wind shield; and the linear driving device is connected with the lifting lug through a connecting hook. Through the use of the top draft hood for the blast furnace casting house, smoke can be effectively collected; and the top draft hood is organically combined with processing equipment on the upper stream and the lower stream.
Description
Technical field
The utility model relates to a kind of top that captures flue dust and inhales cover, and cover is inhaled on especially a kind of blast furnace discharge yard top.
Background technology
On the common blast-furnace equipment of field of metallurgy,, usually set dust-removal system at the iron notch place of blast furnace in order to remove the flue dust that molten iron produces.A complete dust-removal system comprises capture and purifies two aspects.Along with the development of dedusting technology and the raising of fly-ash separator technology, the purification efficiency of fly-ash separator can reach has become undisputable fact more than 99.99%.Therefore, in the application in practice of smoke and dust treatment, the key of problem is the capture of flue dust often.
Blast furnace iron notch is the main flue dust source of emission in the casting house, account for 30% of gross contamination thing, owing to be subjected to the restriction of production technique, characteristics such as the blast furnace discharge yard flue dust has the flue-gas temperature height, dust granules is thin, paroxysmal is strong, big area is distributed, the exhaust gas volumn fluctuation is very big are given effectively to capture and are brought difficulty.These also are the difficult points of iron and steel enterprise's environmental improvement for many years.Be to improve the exhausting effect of iron notch place fly-ash separator, do not influence out, under the condition of the operation of stifled iron notch and cleaning iron mouth, relatively Chang Yong a kind of draught hood is that the top is inhaled and covered.Cover is inhaled on the top can produce the top capture flue dust at position from flue dust, and for the iron notch flue dust that has high temperature, rises easily, it is higher than the collection efficiency of side sucking hood that the capture mode of covering is inhaled on the top.
But cover is inhaled on the top defective of himself is arranged also, when the iron runner that is provided with at the iron notch place need remove the gred, position and the space that cover can block work inhaled on the top, therefore cover need be inhaled in the top and move away.And be subjected to the condition effect such as demand of spatial restriction, technology, above iron runner, inhale cover except the top, also can be provided with other processing unit, for example be close to the iron notch setting the side draught fan housing, be used to capture the scum ditch enclosed hood of the terminal evaporable flue dust of iron runner etc.So just require the top to inhale cover and not only can effectively capture flue dust, also want the processing unit of energy and upstream and downstream to organically combine.It is then very rare to satisfy the top suction cover that requires like this.
The utility model content
Technical problem to be solved in the utility model provides a kind of blast furnace discharge yard top and inhales cover, not only can effectively capture flue dust, also wants the processing unit of energy and upstream and downstream to organically combine.
For solving the problems of the technologies described above, the utility model provides following technical scheme:
A kind of blast furnace discharge yard pushes up inhales cover, comprises the cover main body and is connected described cover main body dust suction end smoke-proof pendant wall all around, and described smoke-proof pendant wall is made of at least one active catch aerofoil and at least one fixed wind sheild.
For ease of collecting flue dust and smoke-proof pendant wall being set, described cover main body is a umbrella hood.Further, the dust discharge end of described cover main body also is connected with dedust air duct.Preferably, described active catch aerofoil and described cover main body are hinged.More preferably, described blast furnace discharge yard top is inhaled cover and is also comprised linear drive apparatus, and the straight line clutch end of this linear drive apparatus connects described active catch aerofoil.Further, described active catch aerofoil is provided with at least one hanger, and described linear drive apparatus is connected with described hanger through butt hook.Especially preferably, described linear drive apparatus is linear electric motors or electric block.
For avoiding producing location conflicts with the equipment of arranged around when moving, described active catch aerofoil and/or described fixed wind sheild are provided with technology perforate or technology fluting.
Compared with prior art, advantage of the present utility model is:
1. be arranged on the top inhale smoke-proof pendant wall around the dust suction end of cover than the cover main body more near iron runner, can make the flue dust that produces in the iron runner enter the top effectively and inhale in the cover, reduce the required air quantity of dedusting; Can also block the lateral air-flow of iron runner, prevent that flue dust is blown the top and inhales the cover scope.
2. can inhale the characteristics of processing unit of cover upstream and downstream and structure and its shape is set flexibly and, covers and to combine with the upstream and downstream processing unit according to being arranged on the top with the smoke-proof pendant wall that is connected of cover subject activity thereby the top is inhaled with respect to the movable connection method of cover main body.
3. be arranged on hanger on the active catch aerofoil and can be used for being connected,, move between clearancen for work such as slagging-off, maintenance so that windsheild is promoted with electric block with electric block in the workshop.
4. according to facility deployment scenarios on every side, on the active catch aerofoil, be provided with technology perforate or technology fluting, can make windsheild when activity, can not produce collision or location conflicts, and the collecting effect of flue dust is not had tangible influence with facility on every side.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is further described in detail.
Fig. 1 is the vertical view of embodiment one;
Fig. 2 be among Fig. 1 A-A to cutaway view Amplified image.
Among the figure: 1. cover main body, 2. dedust air duct, 3. front side active catch aerofoil, 4. fixed wind sheild, 5. left side active catch aerofoil, 6. right side active catch aerofoil, 7. hanger, 8. iron notch, 9. air port steel platform, 10. scum ditch enclosed hood, 11. main iron hooks, 12. blast furnaces, 13. iron oral-laterals are absorbed dust hood.
Embodiment
Below in conjunction with Figure of description the utility model is further described.
Embodiment one
Cover is inhaled on a kind of blast furnace discharge yard top, inhales the situation of covering on the main iron hook 11 that is arranged in an iron-smelting blast furnace 12 for this top as depicted in figs. 1 and 2.Among the figure, have two iron notchs 8 on the blast furnace 12, each iron notch 8 corresponding main iron hook 11.Iron notch 8 places are provided with air port steel platform 9 and the iron oral-lateral is absorbed facilities such as dust hood 13.Described top is inhaled cover and is comprised umbrella hood main body 1, is connected the dedust air duct 2 of dust discharge end on the cover main body 1 and is connected described cover main body 1 dust suction end smoke-proof pendant wall all around, wherein a smoke-proof pendant wall is the fixed wind sheild 4 that is fixedly connected on the described cover main body 1, this fixed wind sheild 4 combines with air port steel platform 9 simultaneously, utilize the railing on this platform that fixed wind sheild 4 is set, just making the top inhale cover can combine with this platform.Along the flow direction of molten iron, on the iron runner of the process downstream that the top suction is covered, also arranged scum ditch enclosed hood 10, be used to prevent flue dust dissipation.Side that should scum ditch enclosed hood 10 in 1 pair of main body of cover is provided with a front side active catch aerofoil 3 that is hinged on the cover main body 1, and the free end of this windsheild 3 overlaps with scum ditch enclosed hood 10.The cover main body 1 all the other both sides be provided with respectively can be up and down left side active catch aerofoil 5 and right side active catch aerofoil 6, be provided with two hangers 7 on the windsheild of these both sides, move up and down so that drive described active catch aerofoil 5,6 by butt hook with linear electric motors or electric block.When needs remove the gred, during operation such as maintenance, sling above-mentioned left and right sides active catch aerofoil 5,6 to move between clearancen with linear electric motors or electric block main iron hook 11.When needing dedusting, windsheild put down getting final product.Also hanger 7 can be set on the front side active catch aerofoil 3, drive with linear electric motors or electric block, so that move out of the required space of attended operation.If other facilities are arranged on the moving line of above-mentioned several active catch aerofoils, the position that can correspondingly may produce interference on windsheild is provided with technology perforate or technology fluting, bumps and location conflicts avoiding.Front side active catch aerofoil 3 can be tackled the flue dust of splash when tapping a blast furnace, and rocket gun that produces when all tap a blast furnace or grit are stopped the bounce-back back by shrouding and inhaled 1 capture of cover main body by iron oral-lateral absorption dust hood 13 and top; Rear side fixed wind sheild 4 and left and right sides active catch aerofoil 5,6 can effectively stop upsweep leg, the parcel flue dust.So just improved the seal degree of the whole process of tapping a blast furnace, exhausting and capture effect are enhanced.
In the above-mentioned situation, fixed wind sheild 4 and three active catch aerofoils 3,5,6 all be design for the processing unit with upstream and downstream matches separately shape, high and low position and with the mode of connection of cover main body 1, if the processing unit of upstream and downstream changes, in technical scope of the present utility model, can change accordingly smoke-proof pendant wall according to situation about changing fully, for example only keep an active catch aerofoil, perhaps windsheild all around is designed to be movably connected in the form of covering on the main body 1 entirely.If site condition allows some or all active catch aerofoil to promote, then hanger can be set on these windsheilds.
More than; it only is preferred embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claim was defined.
Claims (8)
1. a blast furnace discharge yard pushes up and inhales cover, it is characterized in that: comprise the cover main body and be connected described cover main body dust suction end smoke-proof pendant wall all around, described smoke-proof pendant wall is made of at least one active catch aerofoil and at least one fixed wind sheild.
2. cover is inhaled on blast furnace discharge yard as claimed in claim 1 top, and it is characterized in that: described cover main body is a umbrella hood.
3. cover is inhaled on blast furnace discharge yard as claimed in claim 1 or 2 top, and it is characterized in that: the dust discharge end of described cover main body also is connected with dedust air duct.
4. cover is inhaled on blast furnace discharge yard as claimed in claim 1 or 2 top, and it is characterized in that: described active catch aerofoil and described cover main body are hinged.
5. cover is inhaled on blast furnace discharge yard as claimed in claim 4 top, and it is characterized in that: also comprise linear drive apparatus, the straight line clutch end of this linear drive apparatus connects described active catch aerofoil.
6. cover is inhaled on blast furnace discharge yard as claimed in claim 5 top, and it is characterized in that: described active catch aerofoil is provided with at least one hanger, and described linear drive apparatus is connected with described hanger through butt hook.
7. cover is inhaled on blast furnace discharge yard as claimed in claim 5 top, and it is characterized in that: described linear drive apparatus is linear electric motors or electric block.
8. cover is inhaled on blast furnace discharge yard as claimed in claim 1 top, it is characterized in that: described active catch aerofoil and/or described fixed wind sheild are provided with technology perforate or technology fluting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201630683U CN202090008U (en) | 2011-05-20 | 2011-05-20 | Top draft hood for blast furnace casting house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201630683U CN202090008U (en) | 2011-05-20 | 2011-05-20 | Top draft hood for blast furnace casting house |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202090008U true CN202090008U (en) | 2011-12-28 |
Family
ID=45365089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201630683U Expired - Fee Related CN202090008U (en) | 2011-05-20 | 2011-05-20 | Top draft hood for blast furnace casting house |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202090008U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551357A (en) * | 2013-10-30 | 2014-02-05 | 许征 | Movable side wind shield industrial gas collecting hood |
| CN103940247A (en) * | 2014-03-26 | 2014-07-23 | 上海欧骋冶金成套设备有限公司 | Lifting type top draft hood for trapping smoke dust |
| CN105750292A (en) * | 2016-04-28 | 2016-07-13 | 无锡三达环保科技有限公司 | Ladle detaching capturing hood for AOD furnace |
| CN106480249A (en) * | 2016-12-31 | 2017-03-08 | 安徽马钢工程技术集团有限公司 | Dust arrester is inhaled on a kind of blast furnace iron notch top |
| CN107008070A (en) * | 2017-04-26 | 2017-08-04 | 安徽天诚环保机械有限公司 | A kind of mineral hot furnace tapping hole deduster |
| CN110449437A (en) * | 2019-09-02 | 2019-11-15 | 中冶南方工程技术有限公司 | The double-deck smoke catching cover and its application method |
| CN111742187A (en) * | 2018-02-22 | 2020-10-02 | 瓦克化学股份公司 | Cap for Si-metal outgassing and method for producing silicon using the same |
-
2011
- 2011-05-20 CN CN2011201630683U patent/CN202090008U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551357A (en) * | 2013-10-30 | 2014-02-05 | 许征 | Movable side wind shield industrial gas collecting hood |
| CN103551357B (en) * | 2013-10-30 | 2015-10-28 | 许征 | A kind of Movable side wind shield industrial gas skirt |
| CN103940247A (en) * | 2014-03-26 | 2014-07-23 | 上海欧骋冶金成套设备有限公司 | Lifting type top draft hood for trapping smoke dust |
| CN103940247B (en) * | 2014-03-26 | 2016-06-01 | 上海欧骋冶金成套设备有限公司 | A kind of lift top draft hood for trapping flue dust |
| CN105750292A (en) * | 2016-04-28 | 2016-07-13 | 无锡三达环保科技有限公司 | Ladle detaching capturing hood for AOD furnace |
| CN106480249A (en) * | 2016-12-31 | 2017-03-08 | 安徽马钢工程技术集团有限公司 | Dust arrester is inhaled on a kind of blast furnace iron notch top |
| CN106480249B (en) * | 2016-12-31 | 2018-11-30 | 马钢集团设计研究院有限责任公司 | A kind of blast furnace iron notch top suction dust-extraction unit |
| CN107008070A (en) * | 2017-04-26 | 2017-08-04 | 安徽天诚环保机械有限公司 | A kind of mineral hot furnace tapping hole deduster |
| CN107008070B (en) * | 2017-04-26 | 2018-12-21 | 安徽天诚环保机械有限公司 | A kind of mineral hot furnace tapping hole deduster |
| CN111742187A (en) * | 2018-02-22 | 2020-10-02 | 瓦克化学股份公司 | Cap for Si-metal outgassing and method for producing silicon using the same |
| US11874064B2 (en) | 2018-02-22 | 2024-01-16 | Wacker Chemie Ag | Hood for Si-metal tapping |
| CN110449437A (en) * | 2019-09-02 | 2019-11-15 | 中冶南方工程技术有限公司 | The double-deck smoke catching cover and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUATIAN NANJING ENGINEERING + TECHNOLOGY CORPORATI Free format text: FORMER OWNER: HUATIAN ENGINEERING + TECHNOLOGY CORPORATION, MCC Effective date: 20120724 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 243005 MAANSHAN, ANHUI PROVINCE TO: 210019 NANJING, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120724 Address after: Jianye District of Nanjing City, Jiangsu province 210019 the Fuchun River Street No. 18 Patentee after: Huatian Nanjing Engineering & Technology Corporation, MCC Address before: 243005 No. 25, Hunan Road, Anhui, Ma'anshan Patentee before: Zhongye Huatian Engineering Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111228 Termination date: 20190520 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |