CN106929618A - The big set online prosthetic device of endoporus of blast-furnace tuyere - Google Patents
The big set online prosthetic device of endoporus of blast-furnace tuyere Download PDFInfo
- Publication number
- CN106929618A CN106929618A CN201710236296.0A CN201710236296A CN106929618A CN 106929618 A CN106929618 A CN 106929618A CN 201710236296 A CN201710236296 A CN 201710236296A CN 106929618 A CN106929618 A CN 106929618A
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- China
- Prior art keywords
- tuyere
- rotating shaft
- lathe tool
- blast
- big
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/16—Tuyéres
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Blast Furnaces (AREA)
Abstract
The invention discloses a kind of big set online prosthetic device of endoporus of blast-furnace tuyere, the present apparatus sets base on blast furnace tuyere platform, reduction box and motor are on base, rotating shaft connects reduction gearbox output shaft by shaft coupling, tuyere big sleeve side sets taper locating ring, rotating shaft is positioned at tuyere big sleeve and taper locating ring inner ring by first annular fixed block and the second annular fixed block and corresponding rolling bearing, cross locating piece is located at rotating shaft and in tuyere big sleeve, lathe tool base, lathe tool and tool holder are sequentially arranged in cross locating piece, and lathe tool base end face is inclined-plane, feed handle is located at lathe tool base and drives lathe tool and tool holder to be moved along lathe tool base end face.The online reparation of the big set of blast-furnace tuyere can be realized using the present apparatus, it is ensured that the positioning precision at blast-furnace tuyere center, it is to avoid influence of the cutting operation to last furnace shell, improve the remediation efficiency of tuyere big sleeve, reduce overhaul of the equipments cost.
Description
Technical field
The present invention relates to a kind of big set online prosthetic device of endoporus of blast-furnace tuyere.
Background technology
Blast-furnace tuyere is the visual plant on Iron Works, the high-temperature hot-air and furnace bottom coke oxygen being blown into by blast-furnace tuyere
Change burning generation CO, CO and the iron for existing with oxide form originally is restored in high temperature rising.Blast-furnace tuyere by tuyere big sleeve,
Tuyere medium sleeve, tuyere small sleeve are socketed composition successively, wherein, tuyere big sleeve is welded into an entirety with last furnace shell.For a long time
Use during, tuyere big sleeve is easily deformed by under the influence of furnace high-temperature, the change of tuyere big sleeve hole size, air port
Big set contacts leakiness with the contact surface of tuyere medium sleeve, causes blast-furnace tuyere to leak out so that inequality of being heated in stove, and furnace charge is melted not
Thoroughly, mix uneven, so as to influence the quality and yield of blast fumance.
After the big set deformation of blast-furnace tuyere, generally the tuyere big sleeve of deformation is cut off from furnace shell, then again on furnace shell
The welding big set of fresh wind port, the repair mode easily causes shell deformation so that blast-furnace tuyere center is inconsistent with blast furnace center,
Will also result in inequality of being heated in stove, furnace charge melting thoroughly, does not mix uneven phenomenon, thus influence the quality of blast fumance with
Yield；In the case where tuyere big sleeve deformation is serious, the furnace shell at blast-furnace tuyere must also generally be changed, increase reparation
Workload, improve the cost of overhaul of equipment.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of big set online prosthetic device of endoporus of blast-furnace tuyere, using this
Device can realize the online reparation of the big set of blast-furnace tuyere, it is ensured that the positioning precision at blast-furnace tuyere center, it is to avoid cutting operation is to height
The influence of stove furnace shell, improves the remediation efficiency of tuyere big sleeve, reduces overhaul of the equipments cost.
In order to solve the above technical problems, the online prosthetic device of the big set endoporus of blast-furnace tuyere of the present invention includes last furnace shell and sets
Be placed in the tuyere big sleeve of last furnace shell, also including base, reduction box, motor, taper locating ring, first annular fixed block,
Second annular fixed block, cross locating piece, lathe tool base, lathe tool and tool holder, feed handle and rotating shaft, the base is located at height
Stove tuyere platform and one end connection last furnace shell, on the base, the motor is located at the reduction box
The reduction box top surface and drive shaft connect the input shaft of the reduction box by belt, and described taper locating ring one end is located at
The tuyere big sleeve end face, the rotating shaft penetrates the tuyere big sleeve and taper locating ring and positioned at same axis, described turn
Axle one end connects the output shaft of the reduction box by shaft coupling, and the first annular fixed block is inserted in the rotating shaft and is located at
The taper locating ring inner ring, is connected between the first annular fixed block and rotating shaft by rolling bearing, second annular
Fixed block is inserted in the rotating shaft and located at the tuyere big sleeve inner ring, by rolling between the described second annular fixed block and rotating shaft
Dynamic bearing is connected, and located at the rotating shaft and in the tuyere big sleeve, the lathe tool base is located at the cross locating piece
The cross locating piece and its end face are the inclined-plane matched with the tuyere big sleeve inner ring taper, and the lathe tool and lathe tool set up
In the lathe tool base end face, the feed handle is located at the lathe tool base and drives the lathe tool and tool holder along described
Lathe tool base end face is moved.
Further, the present apparatus also includes positioning sliding block, cycle surface of the positioning sliding block located at the cross locating piece
And press close to the inner ring of the tuyere big sleeve.
Further, the present apparatus also includes boosting-rod, and the rotating shaft is being provided with horizontal stroke near shaft coupling position vertical axis
Mobile Communication hole, the boosting-rod is in the traversing through hole.
Further, the present apparatus also includes pad, and the pad is located between the base and reduction box.
Because the big set online prosthetic device of endoporus of blast-furnace tuyere of the present invention employs above-mentioned technical proposal, the i.e. present apparatus in blast furnace wind
Base is set on mouth platform, and on base, rotating shaft connects reduction gearbox output shaft, wind by shaft coupling for reduction box and motor
The big side that covers of mouth sets taper locating ring, and rotating shaft is by first annular fixed block and the second annular fixed block and corresponding rolling
Bearing is positioned at tuyere big sleeve and taper locating ring inner ring, and cross locating piece is located at rotating shaft and in tuyere big sleeve, lathe tool
Base, lathe tool and tool holder are sequentially arranged in cross locating piece, and lathe tool base end face is inclined-plane, and feed handle is located at lathe tool base
And drive lathe tool and tool holder to be moved along lathe tool base end face.Can realize that the online of the big set of blast-furnace tuyere is repaiied using the present apparatus
It is multiple, it is ensured that the positioning precision at blast-furnace tuyere center, it is to avoid influence of the cutting operation to last furnace shell, improve repairing for tuyere big sleeve
Multiple efficiency, reduces overhaul of the equipments cost.
Brief description of the drawings
The present invention is described in further detail with implementation method below in conjunction with the accompanying drawings：
Fig. 1 is the big set online prosthetic device structural representation of endoporus of blast-furnace tuyere of the present invention.
Specific embodiment
Embodiment is as shown in figure 1, the blast-furnace tuyere of the present invention online prosthetic device of big set endoporus includes last furnace shell 1 and sets
In the tuyere big sleeve 2 of last furnace shell 1, also including base 3, reduction box 4, motor 5, taper locating ring 6, first annular fixation
The annular fixed block 8 of block 7, second, cross locating piece 9, lathe tool base 10, lathe tool and tool holder 11, feed handle 12 and rotating shaft 13,
The base 3 is located at blast furnace tuyere platform 14 and one end connects the last furnace shell 1, and the reduction box 4 is located at the base 3
On, the motor 5 connects the input of the reduction box 4 located at the top surface of the reduction box 4 and drive shaft by belt 51
Axle 41, described one end of taper locating ring 6 is located at the end face of the tuyere big sleeve 2, and the rotating shaft 13 penetrates the tuyere big sleeve 2 and cone
Shape locating ring 6 and positioned at same axis, the one end of the rotating shaft 13 connects the output shaft of the reduction box 4 by shaft coupling 43
42, the first annular fixed block 7 is inserted in the rotating shaft 13 and located at the inner ring of taper locating ring 6, described first annular
Connected by rolling bearing 71 between fixed block 7 and rotating shaft 13, the described second annular fixed block 8 is inserted in the rotating shaft 13 and sets
In the inner ring of the tuyere big sleeve 2, connected by rolling bearing 81 between the described second annular fixed block 8 and rotating shaft 13, described ten
Located at the rotating shaft 13 and in the tuyere big sleeve 2, the lathe tool base 10 is positioned word locating piece 9 located at the cross
Block 9 and its end face are the inclined-plane matched with the inner ring taper of the tuyere big sleeve 2, and the lathe tool and tool holder 11 are located at the car
The end face of knife base 10, the feed handle 12 is located at the lathe tool base 10 and drives the lathe tool and tool holder 11 along described
The end face of lathe tool base 10 is moved.
Preferably, the present apparatus also includes positioning sliding block 15, and the positioning sliding block 15 is located at the outer ring of the cross locating piece 9
End face and press close to the inner ring of the tuyere big sleeve 2.Positioning sliding block plays the guide effect of cross locating piece, fixed when rotating shaft rotates
Position sliding block is slided along the inner ring of tuyere big sleeve, has both avoided bounce of the lathe tool in turning, and tuyere big sleeve inner ring is played necessarily
Protective effect.
Preferably, the present apparatus also includes boosting-rod 16, and the rotating shaft 13 is near the position vertical axis of the shaft coupling 42
Traversing through hole is provided with, the boosting-rod 16 is in the traversing through hole.Rotating shaft lateral displacement is promoted by boosting-rod, car can be made
Knife is accurately positioned to the cutting position of tuyere big sleeve inner ring.
Preferably, the present apparatus also includes pad 17, and the pad 17 is located between the base 3 and reduction box 4.By pad
The height and position of the adjustable reduction box of piece, it is ensured that reduction gearbox output shaft is located at same axis with rotating shaft.
Tuyere big sleeve Repair gene should be at the blast furnace staying phase, and tuyere small sleeve, tuyere medium sleeve are removed from tuyere big sleeve,
Reserve processing space, cleaning, check tuyere big sleeve and the contact surface of tuyere medium sleeve, the mode such as polished using built-up welding, insulation is heated,
Contact surface is repaired, contact planar defect is eliminated；Then by the floor installation of the present apparatus to tuyere platform and positioned at air port to be processed
The outside of big set, tentatively carries out levelling, and base is welded and fixed with furnace shell and tuyere platform；With tuyere big sleeve center
Positioning, taper locating ring is soldered on the stove inner face of tuyere big sleeve；Then by rotating shaft by first annular fixed block and the
Second ring fixed block and corresponding rolling bearing are installed on the axis of tuyere big sleeve and taper locating ring, and rotating shaft is led to by motor
Crossing reduction box drives rotation, rotating shaft that cross locating piece is set in tuyere big sleeve with centering, the position of positioning rotating shaft, cross positioning
Block is two valve structures, is fixed in rotating shaft using connecting bolt, and the external diameter of cross locating piece differs 1 with tuyere big sleeve diameter of bore
~2mm, as one of the foundation at positioning rotating shaft center, sets lathe tool base on cross locating piece, lathe tool and tool holder are located at car
On knife base, starting motor rotates rotating shaft, drives lathe tool to realize the turnery processing of tuyere big sleeve inner ring, period, passes through
Feed handle makes tool holder be moved along the inclined end face of lathe tool base, you can carries out turning to tuyere big sleeve inner ring taper surface and adds
Work.The present apparatus is disintegrated and removed by completion of processing；Check the surface quality of tuyere big sleeve inner ring, it is ensured that processing is qualified.
The present apparatus realizes the online reparation of the big set endoporus of blast-furnace tuyere, it is to avoid determine at the air port center that replacing tuyere big sleeve causes
Position deviation, meanwhile, without being welded to tuyere big sleeve and furnace shell, it is to avoid shell deformation, construction hidden danger is reduced, extend
The online service life of tuyere big sleeve, improves the utilization rate of tuyere big sleeve, effectively reduces production cost.
Claims (4)
1. a kind of blast-furnace tuyere it is big set the online prosthetic device of endoporus, including last furnace shell and be arranged at last furnace shell air port it is big
Set, it is characterised in that：Also include that base, reduction box, motor, taper locating ring, first annular fixed block, the second annular are solid
Determine block, cross locating piece, lathe tool base, lathe tool and tool holder, feed handle and rotating shaft, the base is located at blast furnace tuyere platform
And one end connects the last furnace shell, on the base, the motor is located at the reduction box to the reduction box
Top surface and drive shaft connect the input shaft of the reduction box by belt, and described taper locating ring one end is big located at the air port
Set end face, the rotating shaft penetrates the tuyere big sleeve and taper locating ring and positioned at same axis, and described rotating shaft one end passes through
Shaft coupling connects the output shaft of the reduction box, and the first annular fixed block is inserted in the rotating shaft and determines located at the taper
Position ring inner ring, is connected between the first annular fixed block and rotating shaft by rolling bearing, and the described second annular fixed block is inserted in
The rotating shaft and located at the tuyere big sleeve inner ring, is connected between the described second annular fixed block and rotating shaft by rolling bearing
Connect, located at the rotating shaft and in the tuyere big sleeve, the lathe tool base is located at the cross to the cross locating piece
Locating piece and its end face are the inclined-plane matched with the tuyere big sleeve inner ring taper, and the lathe tool and tool holder are located at the car
Knife base end face, the feed handle is located at the lathe tool base and drives the lathe tool and tool holder along the lathe tool base
End face is moved.
2. blast-furnace tuyere according to claim 1 is big covers the online prosthetic device of endoporus, it is characterised in that：The present apparatus also includes
Positioning sliding block, the positioning sliding block is located at the cycle surface of the cross locating piece and presses close to the inner ring of the tuyere big sleeve.
3. blast-furnace tuyere according to claim 1 and 2 is big covers the online prosthetic device of endoporus, it is characterised in that：The present apparatus is also
Including boosting-rod, the rotating shaft is being provided with traversing through hole near shaft coupling position vertical axis, and the boosting-rod is located at institute
State in traversing through hole.
4. blast-furnace tuyere according to claim 3 is big covers the online prosthetic device of endoporus, it is characterised in that：The present apparatus also includes
Pad, the pad is located between the base and reduction box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710236296.0A CN106929618B (en) | 2017-04-12 | 2017-04-12 | The big online prosthetic device of set inner hole of blast-furnace tuyere |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710236296.0A CN106929618B (en) | 2017-04-12 | 2017-04-12 | The big online prosthetic device of set inner hole of blast-furnace tuyere |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106929618A true CN106929618A (en) | 2017-07-07 |
| CN106929618B CN106929618B (en) | 2019-03-15 |
Family
ID=59436603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710236296.0A Expired - Fee Related CN106929618B (en) | 2017-04-12 | 2017-04-12 | The big online prosthetic device of set inner hole of blast-furnace tuyere |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106929618B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001192716A (en) * | 2000-01-13 | 2001-07-17 | Nippon Steel Corp | Method for replacing blast furnace tuyere |
| CN101760575A (en) * | 2010-02-03 | 2010-06-30 | 南通宝钢钢铁有限公司 | On-line mending way of blast-furnace tuyere large sleeve |
| CN101767243A (en) * | 2008-12-30 | 2010-07-07 | 上海宝冶建设有限公司 | Method for welding tuyere-cooler casing and blast furnace casing |
| CN202684675U (en) * | 2012-07-04 | 2013-01-23 | 马鞍山市中天机械制造安装有限公司 | Grinding device of sleeve cave in blast furnace tuyere |
| JP5381935B2 (en) * | 2010-09-03 | 2014-01-08 | 新日鐵住金株式会社 | Blast furnace tuyere shield |
| CN103924017A (en) * | 2014-04-18 | 2014-07-16 | 攀钢集团成都钢钒有限公司 | Method for replacing tuyere-cooler casing of blast furnace |
| CN206680518U (en) * | 2017-04-12 | 2017-11-28 | 上海宝冶集团有限公司 | The big set online prosthetic device of endoporus of blast-furnace tuyere |
-
2017
- 2017-04-12 CN CN201710236296.0A patent/CN106929618B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001192716A (en) * | 2000-01-13 | 2001-07-17 | Nippon Steel Corp | Method for replacing blast furnace tuyere |
| CN101767243A (en) * | 2008-12-30 | 2010-07-07 | 上海宝冶建设有限公司 | Method for welding tuyere-cooler casing and blast furnace casing |
| CN101760575A (en) * | 2010-02-03 | 2010-06-30 | 南通宝钢钢铁有限公司 | On-line mending way of blast-furnace tuyere large sleeve |
| JP5381935B2 (en) * | 2010-09-03 | 2014-01-08 | 新日鐵住金株式会社 | Blast furnace tuyere shield |
| CN202684675U (en) * | 2012-07-04 | 2013-01-23 | 马鞍山市中天机械制造安装有限公司 | Grinding device of sleeve cave in blast furnace tuyere |
| CN103924017A (en) * | 2014-04-18 | 2014-07-16 | 攀钢集团成都钢钒有限公司 | Method for replacing tuyere-cooler casing of blast furnace |
| CN206680518U (en) * | 2017-04-12 | 2017-11-28 | 上海宝冶集团有限公司 | The big set online prosthetic device of endoporus of blast-furnace tuyere |
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| Publication number | Publication date |
|---|---|
| CN106929618B (en) | 2019-03-15 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210416 Address after: 200941, No. 8, building 168, four Yuan Road, Shanghai, Baoshan District Patentee after: SHANGHAI BAOYE METALLURGY ENGINEERING Co.,Ltd. Address before: 200941 No. 2457, Fuyuan Road, Shanghai, Baoshan District Patentee before: SHANGHAI BAOYE GROUP Corp.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190315 |
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| CF01 | Termination of patent right due to non-payment of annual fee |