CN106521061A - Hexagonal cooling staves, and installation method thereof - Google Patents
Hexagonal cooling staves, and installation method thereof Download PDFInfo
- Publication number
- CN106521061A CN106521061A CN201610967264.3A CN201610967264A CN106521061A CN 106521061 A CN106521061 A CN 106521061A CN 201610967264 A CN201610967264 A CN 201610967264A CN 106521061 A CN106521061 A CN 106521061A
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- China
- Prior art keywords
- cooling wall
- hexagon
- hexagonal
- cooling
- furnace shell
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/10—Cooling; Devices therefor
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The invention discloses hexagonal cooling staves, and an installation method thereof. A plurality of the hexagonal cooling staves are arranged in the inner part of a blooming furnace, and are designed to hexagonal. The hexagonal cooling staves, which are arranged on furnace shell iron sheets vertical to the ground are designed to be regularly hexagonal; the hexagonal cooling staves arranged on furnace shell iron sheet inclined parts are designed to be approximatively regularly hexagonal; the lowermost cooling staves and the uppermost cooling staves are designed to be trapezoid semi-block hexagonal cooling staves; the bevel edges of the hexagonal cooling staves are designed to be adjacent to the bevel edges of adjacent the hexagonal cooling staves; the bevel edges of the semi-block hexagonal cooling staves on the lowermost part and the uppermost part are arranged to be adjacent to the bevel edges of adjacent hexagonal cooling staves; the hexagonal cooling staves and the semi-block hexagonal cooling staves are all provided with furnace shell openings at the parts used for stretching out of cooling stave pipes. According to the hexagonal cooling staves, the shape kind of cooling staves is simplified, workload of wood pattern manufacturing is reduced, cooling stave manufacturing and management difficulties are reduced, cooling stave installation difficulties are reduced, and working efficiency is increased.
Description
Technical field
The invention belongs to a kind of hexagon cooling wall and installation method inside metallurgical casting industry, more particularly to iron-smelting furnace.
Background technology
So far, iron-smelting furnace（Including blast furnace, COREX stoves, FINEX stoves etc.）The shape of cooling wall be all it is rectangular,
Using horizontal（That is the circumferencial direction of last furnace shell）Concordantly, longitudinal direction（That is direction of the last furnace shell perpendicular to ground）Mode staggeredly
It is arranged in the inner side of furnace shell（Referring to Fig. 1）.
Labelling in Fig. 1：1 is furnace shell iron sheet, and 2 is rectangle cooling wall, and 3 is that the furnace shell of cooling wall pipe extending area is opened
Hole, 4 is the furnace shell " focus " caused because cooling wall corner cooling capacity is limited.
Its shortcoming is as follows：
First, as 2 shape of cooling wall is rectangle, when carrying out cooling wall installation exercise, the side of the cooling wall installed with
The side of the cooling wall for having installed can produce interference, so as to increased the difficulty of cooling wall installation, cause working performance
Lowly.
2nd, when every section of cooling wall 2 installs last block, as two sides of the cooling wall installed all are subject to
The interference of the side of the cooling wall for installing, it is necessary to from the centre " being embedded in " of two pieces of cooling walls, what left and right directions was not adjusted
Leeway, it is therefore necessary to cut in the way of both sides are parallel, becomes " conjunction gate " cooling wall, while in order to cold with " conjunction gate "
But wall matches, and the side close to the two pieces of cooling walls in left and right of " conjunction gate " cooling wall must be by parallel to " conjunction gate " cooling wall
The mode of side cut, so except side is the standard type cooling wall by radiation wire cutting, per section must increase by three
The cooling wall of individual kind, i.e. " conjunction gate " cooling wall, " closing type on the left of door " cooling wall and " closing type on the right side of door " cooling wall.Cooling wall
Shape species is complicated, and Wooden Pattern Making workload is increased, and cooling wall manufacture and management difficulty increase.
3rd, as cooling wall 2 is in transversely aligned, opening corresponding to every section of 2 pipe extending area of cooling wall on furnace shell iron sheet 1
The along the circumferential direction proper alignment of hole 3, form two about parallel " belt ", heavy damage furnace shell iron sheet 1 it is overall continuously
Property, weaken the intensity of furnace shell iron sheet 1.
4th, during one's term of military service, due to the limitation of 2 corner cooling capacity of cooling wall, furnace shell iron sheet 1 is corresponding to cold for iron-smelting furnace
But 2 corner delivery position of wall forms " focus " 4, and these " focuses " 4 between two " belts " that furnace shell perforate 3 is emerged, are just located at
Good is also to arrange along 1 circumferencial direction of furnace shell iron sheet, causes furnace shell iron sheet 1 to produce stress concentration because temperature distributing disproportionation is even, from
And form the another bar " belt " for weakening 1 intensity of furnace shell iron sheet.
5th, the reciprocal action of three " belts ", the junction on furnace shell iron sheet 1 corresponding to the splicing of upper and lower two-layer cooling wall
Position forms a relatively weak region, in order to ensure the safe direct motion of iron-smelting furnace generation stove labour, it has to which thickness is selected in design
, used as 1 material of furnace shell iron sheet, high material consumption, the welding engineering amount of the splicing of furnace shell iron sheet 1 are big, furnace shell for larger high-strength steel sheet
The difficulty of the lifting of iron sheet 1 is big, and the iron-smelting furnace construction period is long, needs to expend substantial amounts of human and material resources and financial resources.
In view of this, person skilled in art is devoted to a kind of new cooling wall shape of research and development, to simplify cooling wall
Shape species, lowers manufacture and the management difficulty of cooling wall, and reduces the usage amount of high strength steel panel material.
The content of the invention
The task of the present invention is to provide a kind of hexagon cooling wall and installation method, and it simplifies the shape kind of cooling wall
Class, solves the problems of above-mentioned prior art, can lower manufacture and the management difficulty of cooling wall, reduces cooling wall
Installation difficulty, improves working performance, and reduces the usage amount of high strength steel panel material.
The technical solution of the present invention is as follows：
A kind of hexagon cooling wall, is arranged inside iron-smelting furnace, and the shape of hexagon cooling wall is designed to hexagon, is laid with number
Block hexagon cooling wall, wherein furnace shell iron sheet are designed to regular hexagon perpendicular to the cooling wall of surface location, and furnace shell iron sheet is inclined
The cooling wall at position is designed to approximate regular hexagon, while bottom one-step cooling wall and the top one-step cooling wall are designed
Into trapezoidal half block type cooling wall；
The hypotenuse of hexagon cooling wall adjoins adjacent hexagon cooling wall hypotenuse；
The hypotenuse of lowermost half block type cooling wall and uppermost half block type cooling wall adjoins adjacent hexagon cooling wall hypotenuse；
Hexagon cooling wall and half block type cooling wall are designed with the furnace shell perforate of cooling wall pipe extending area.
According to the installation method that above-mentioned hexagon cooling wall is implemented, when hexagon cooling wall is installed, lowermost half is first installed
Block type cooling wall, then by order Piecemeal erection hexagon cooling wall from top to bottom, finally installs uppermost half block type cooling wall,
Until cooling wall is covered with whole furnace shell.
Using the hexagon cooling wall and installation method of the present invention, the shape species of cooling wall is simplified, Wooden Pattern Making
Workload is reduced, and cooling wall manufacture and management difficulty are lowered, and reduces the installation difficulty of cooling wall, improves operation effect
Rate；Improve the overall seriality of furnace shell iron sheet, be to extend furnace shell service life to create good conditions, solve the stress collection of furnace shell
Middle problem；In design just from the relatively small high-strength steel sheet of thickness as furnace shell iron sheet material, greatly reduce high-strength
The usage amount of degree steel plate materialses, reduces the welding engineering amount of furnace shell splicing, reduces requirement of the lifting furnace shells to loop wheel machine ability, reduces
The workload of lifting furnace shells, greatly shortens the blast furnace completion time of project, saves substantial amounts of human and material resources and financial resources.
Description of the drawings
Fig. 1 is a kind of front view of existing rectangle cooling wall arrangement.
Fig. 2 is a kind of front view of hexagon cooling wall arrangement of the present invention.
Reference：
1 is furnace shell iron sheet, and 2 is rectangle cooling wall, and 3 is the furnace shell perforate of cooling wall pipe extending area, and 4 is because of cooling wall angle
The limited furnace shell " focus " for causing of portion's cooling capacity, 5 is hexagon cooling wall, and 6 is " half block type " cooling wall.
Specific embodiment
With reference to the accompanying drawings and examples the present invention is elaborated.
Referring to Fig. 2, the present invention provides a kind of hexagon cooling wall, is arranged inside iron-smelting furnace, the shape of hexagon cooling wall 5
Shape is designed to lay several piece hexagon cooling wall 5 in hexagon, iron-smelting furnace, and wherein furnace shell iron sheet 1 is perpendicular to the cold of surface location
But wall is designed to regular hexagon, and furnace shell iron sheet 1 inclines the cooling wall at position and is designed to approximate regular hexagon；Simultaneously by bottom
One-step cooling wall and the top one-step cooling wall are designed to trapezoidal " half block type " cooling wall 6.
As shown in Figure 2, the hypotenuse of hexagon cooling wall 5 adjoins adjacent 5 hypotenuse of hexagon cooling wall.Lowermost half block
The hypotenuse of type cooling wall 6 and uppermost half block type cooling wall 6 adjoins adjacent 5 hypotenuse of hexagon cooling wall.
Hexagon cooling wall 5 and half block type cooling wall 6 are designed with the furnace shell perforate 3 of cooling wall pipe extending area.
The present invention also provides a kind of installation method of hexagon cooling wall, when hexagon cooling wall 5 is installed, under first installing most
Section half block type cooling wall 6, then by order Piecemeal erection hexagon cooling wall 5 from top to bottom, finally installs uppermost half block type
Cooling wall 6, until cooling wall is covered with whole furnace shell.
The present invention technical characterstic be：The shape of cooling wall is designed to into hexagon, wherein furnace shell is perpendicular to floor portion
The cooling wall of position is designed to regular hexagon, and furnace shell inclines the cooling wall at position and is designed to approximate regular hexagon；Simultaneously will most under
Face one-step cooling wall and the top one-step cooling wall are designed to trapezoidal " half block type " cooling wall 6.When cooling wall is installed, first pacify
Bottom one section of " half block type " cooling wall 6 of dress, then by order Piecemeal erection hexagon cooling wall 5 from top to bottom, finally installs
Topmost one section " half block type " cooling wall 6, until cooling wall is covered with whole furnace shell.
The present invention has advantages below：
First, as cooling wall is in hexagon, the cooling wall installed can enter into already installed two pieces from oblique upper
In the space of the V-shaped formed by cooling wall, the side of the side of the cooling wall installed and already installed cooling wall
Interference is not formed, the installation difficulty of cooling wall is substantially reduced, and working performance is greatly improved.
2nd, as cooling wall is in hexagon, cooling wall can enter into installation site from oblique upper, so need not design
" conjunction gate " cooling wall specially, " closing type on the left of door " cooling wall and " closing type on the right side of door " cooling wall, so that simplify cooling wall
Shape species, reduce the workload of Wooden Pattern Making, reduce cooling wall manufacture and management difficulty.
3rd, as cooling wall is in hexagon, the installation of cooling wall is arranged by longitudinal direction is concordant, laterally staggered, is smelted iron
Stove furnace shell iron sheet 1 is also interspersed corresponding to the furnace shell perforate 3 of cooling wall pipe extending area, because cooling wall corner cools down energy
Power it is limited and furnace shell iron sheet 1 formed " focus " 4 be also interspersed, so as to significantly improve the entirety of furnace shell iron sheet 1
Seriality, is to extend 1 service life of furnace shell iron sheet to create good condition.
4th, as cooling wall is in hexagon, the installation of cooling wall is arranged by longitudinal direction is concordant, laterally staggered, is cooled down
Wall corner connects position has straight tube through being cooled down, therefore forms the problem base of " focus " on corresponding furnace shell iron sheet 1
Originally do not have or be greatly improved, the problem of stress concentration of furnace shell is resolved.
5th, on the premise of other conditions are constant, using hexagon cooling wall 5, thickness phase can be just selected in design
To less high-strength steel sheet as 1 material of furnace shell iron sheet, so as to greatly reduce the usage amount of high strength steel panel material, stove is reduced
The welding engineering amount of the splicing of shell iron sheet 1, reduction furnace shell iron sheet 1 lift the requirement to loop wheel machine ability, reduce 1 lifting of furnace shell iron sheet
Workload, greatly shortens the blast furnace completion time of project, saves substantial amounts of human and material resources and financial resources.
In sum, using the hexagon cooling wall and installation method of the present invention, the shape species of cooling wall is simplified, wood
The workload that molding is made is reduced, and cooling wall manufacture and management difficulty are lowered, and reduce the installation difficulty of cooling wall, are carried
High working performance；Improve the overall seriality of furnace shell iron sheet, be to extend furnace shell service life to create good conditions, solve furnace shell
Problem of stress concentration.
Certainly, those skilled in the art in the art are it should be appreciated that above-described embodiment is intended merely to illustrate this
It is bright, and be not used as limitation of the invention, as long as in the spirit of the present invention, change to above-described embodiment,
Modification etc. will all fall within the scope of the claims.
Claims (2)
1. a kind of hexagon cooling wall, is arranged inside iron-smelting furnace, it is characterised in that：Hexagon cooling wall（5）Shape design
Into hexagon, several piece hexagon cooling wall is laid with（5）, wherein furnace shell iron sheet（1）Cooling wall perpendicular to surface location is designed
Into regular hexagon, furnace shell iron sheet（1）The cooling wall for inclining position is designed to approximate regular hexagon, while cold by bottom one section
But wall and the top one-step cooling wall are designed to trapezoidal half block type cooling wall（6）；
Hexagon cooling wall（5）Hypotenuse adjoin adjacent hexagon cooling wall（5）Hypotenuse；
Lowermost half block type cooling wall（6）With uppermost half block type cooling wall（6）Hypotenuse adjoin adjacent hexagon cooling wall
（5）Hypotenuse；
Hexagon cooling wall（5）With half block type cooling wall（6）It is designed with the furnace shell perforate of cooling wall pipe extending area（3）.
2. the installation method implemented according to the hexagon cooling wall described in claim 1, it is characterised in that：Hexagon cooling wall
（5）During installation, lowermost half block type cooling wall is first installed（6）, then by order Piecemeal erection hexagon cooling wall from top to bottom
（5）, uppermost half block type cooling wall is finally installed（6）, until cooling wall is covered with whole furnace shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610967264.3A CN106521061B (en) | 2016-10-28 | 2016-10-28 | Hexagon cooling wall and installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610967264.3A CN106521061B (en) | 2016-10-28 | 2016-10-28 | Hexagon cooling wall and installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106521061A true CN106521061A (en) | 2017-03-22 |
| CN106521061B CN106521061B (en) | 2018-08-21 |
Family
ID=58326165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610967264.3A Active CN106521061B (en) | 2016-10-28 | 2016-10-28 | Hexagon cooling wall and installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106521061B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1092177A1 (en) * | 1983-01-21 | 1984-05-15 | Днепропетровский Завод Металлургического Оборудования | Plate cooler for metallurgical furnace |
-
2016
- 2016-10-28 CN CN201610967264.3A patent/CN106521061B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1092177A1 (en) * | 1983-01-21 | 1984-05-15 | Днепропетровский Завод Металлургического Оборудования | Plate cooler for metallurgical furnace |
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| Publication number | Publication date |
|---|---|
| CN106521061B (en) | 2018-08-21 |
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