CN207002769U - A kind of cooling equipment for blast furnace - Google Patents
A kind of cooling equipment for blast furnace Download PDFInfo
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- CN207002769U CN207002769U CN201720949504.7U CN201720949504U CN207002769U CN 207002769 U CN207002769 U CN 207002769U CN 201720949504 U CN201720949504 U CN 201720949504U CN 207002769 U CN207002769 U CN 207002769U
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Abstract
The utility model proposes a kind of cooling equipment for blast furnace, belong to field of steel metallurgy, the cooling equipment for blast furnace is arranged on last furnace shell inwall and including cooling wall and at least one cooling bar, cooling wall has towards the hot face of blast furnace chamber, bar is cooled down to be arranged on hot face, cooling down bar includes cooling bar body and two cooling water pipes, there is the cooling-water duct that the axial direction along cooling bar body opens up in cooling bar body, cooling-water duct has delivery port and water inlet, water inlet and delivery port are communicated with cooling water pipe, one end of cooling water pipe is tightly connected with cooling bar body, the other end of cooling water pipe runs through cooling wall and last furnace shell.The cooling equipment for blast furnace is simple in construction, easy making, stable performance, good cooling results.
Description
Technical field
The utility model belongs to field of steel metallurgy, more particularly to a kind of cooling equipment for blast furnace.
Background technology
Visual plant of the blast furnace cooling stave as blast-furnace body, furnace shell, support refractory material can be protected, it is desirable to have and fill
The cooling capacity of foot, can be taken away the heat that it is passed in stove by cooling water, it is desirable to which the working heat face of cooling wall can
Form slag crust protective layer and serve as working lining, resistance hot-fluid impact.To meet above-mentioned function, cooling wall needs to be provided simultaneously with abundance
Cooling capacity and good mechanical performance.
Theory and practice research is it has been shown that the bosh of blast furnace, furnace bosh, the longevity of restoration of lower stack not exclusively depend on fire resisting
Material, but depending on whether cooling device can work reliably and with long-term.It was verified that to allow cooling device to work reliably and with long-term,
Stable slag crust must be relied on, slag crust is best " liner ", and stable slag crust can effectively protect cooling wall, improve the blast furnace longevity
Life.
For cast iron (cast steel) cooling wall, the thermal conductivity factor of its material is relatively low, and cooling effect is poor, it is difficult to which generation is stable to deposit
Slag crust protective layer.Copper cooling wall has good cooling effect, can formed in the short time due to its good capacity of heat transmission
Slag crust, its use are considered as solving bosh, furnace bosh, restoration of lower stack life problems.But copper cooling wall is in the use of China
It is unsatisfactory, occur the situation of large area damage on large quantities of blast furnaces.The fatal defects of copper cooling wall are undercoolings,
Slag crust frequently comes off, unstable so that cooling wall body is constantly in naked state, constantly bears high temperature gas flow and washes away, be chemical
Erosion, high-temp. furnace material abrasion etc., finally cause copper cooling wall damage.
In addition, full copper cooling wall is generally fine copper casting or copper coin Drilling operation forms, amount of copper consuming is big, manufacture is difficult, valency
Lattice are expensive.In order to realize that steel and copper reduce cost on the premise of performance with mutual supplement with each other's advantages economically, guarantee cooling effect, closely
A little Combined cooling walls for occurring copper steel combination year.Combined cooling wall is to carry out welding processing using copper coin and steel plate mostly
The cooling wall of bimetal structure is made, it is internally formed cooling-water duct, improves cooling effect.The weldering of this Combined cooling wall
Seam length is very big, and weld seam easily ftractures under hot soak condition, drainage occurs.
Based on above reason, inventor make full use of cast iron (cast steel) cooling wall mechanical performance and copper material (or steel or
Cast iron) and the good heat conductivility of cooling circulating water, enhanced type highly efficient cooling device is have developed, to overcome lacking for prior art
Fall into, ensure prolonging campaign.
Utility model content
The purpose of this utility model is to provide a kind of cooling equipment for blast furnace, its simple in construction, easy making, stable performance,
Good cooling results.
To reach above-mentioned purpose, the utility model proposes a kind of cooling equipment for blast furnace, on last furnace shell inwall, its
In, the cooling equipment for blast furnace includes cooling wall and at least one cooling bar, and the cooling wall has towards the blast furnace chamber
Hot face, the cooling bar is arranged on the hot face, and the cooling bar includes cooling bar body and two cooling water pipes, described
There is the cooling-water duct that the axial direction along the cooling bar body opens up, the cooling-water duct has water outlet in cooling bar body
Mouthful and water inlet, the water inlet and the delivery port connect the cooling water pipe, one end of the cooling water pipe with it is described
Cool down bar body to be tightly connected, the other end of the cooling water pipe runs through the cooling wall and the last furnace shell.
Cooling equipment for blast furnace as described above, wherein, the cooling bar body is that copper cools down bar body.
Cooling equipment for blast furnace as described above, wherein, the cooling water pipe is integrally formed with the cooling bar body
Copper pipe.
Cooling equipment for blast furnace as described above, wherein, the cooling bar body is that steel cools down bar body or cast iron cooling
Bar body.
Cooling equipment for blast furnace as described above, wherein, the cooling wall is cast-iron cooling wall or cast steel cooling wall.
Cooling equipment for blast furnace as described above, wherein, the cooling device includes multiple cooling bars, multiple described cold
But bar is arranged at intervals.
Cooling equipment for blast furnace as described above, wherein, have on the hot face and be provided with multiple spaced grooves, each
A cooling bar body is equipped with the groove.
Cooling equipment for blast furnace as described above, wherein, the cooling bar body protrudes from the hot face.
Cooling equipment for blast furnace as described above, wherein, multiple grooves open up in the horizontal direction.
Cooling equipment for blast furnace as described above, wherein, the water inlet and the delivery port are opened in the cooling bar
One side of the body backwards to the blast furnace chamber.
Compared with prior art, the utility model has the characteristics that and advantage：
The utility model proposes cooling equipment for blast furnace in cooling wall and cooling bar it is relatively independent, cooling wall and cooling bar can
To be process from different materials, the material protected and satisfactory mechanical property can be selected with the cooling wall of supporting role is acted,
Thermal conductivity factor height, the material of good cooling results can be selected by playing the cooling bar of cooling effect, and then make it that cooling equipment for blast furnace is whole
Body is provided simultaneously with the cooling capacity of abundance and good mechanical performance, also achieves performance and mutual supplement with each other's advantages economically.
The utility model proposes cooling equipment for blast furnace its to cool down the thermal conductivity factor of bar body high, and thermal conductivity factor is high
Bar internal circulation cooling water is cooled down, cooling bar body is higher by cooling wall surface, is advantageous to cool down bar body efficient heat transfer, rapid shape
Slagging skin protective layer, protection cooling bar body.Multiple cooling bar arranged for interval, each slag crust protective layer for cooling down bar are interconnected to
For an entirety, whole cooling device can be effectively protected, extends its service life.
The utility model proposes cooling equipment for blast furnace its simple in construction, easy making.
Brief description of the drawings
Accompanying drawing described here is only used for task of explanation, and is not intended in any way to limit disclosed in the utility model
Scope.In addition, shape and proportional sizes of each part in figure etc. are only schematical, it is used to help to reason of the present utility model
Solution, it is not the specific shape and proportional sizes for limiting each part of the utility model.Those skilled in the art is new in this practicality
Under the teaching of type, various possible shapes and proportional sizes can be selected to implement the utility model as the case may be.
Fig. 1 is the axonometric drawing of the utility model cooling equipment for blast furnace installation situation；
Fig. 2 is the top view of the utility model cooling equipment for blast furnace installation situation；
Fig. 3 is the axonometric drawing that bar is cooled down in the utility model；
Fig. 4 is the sectional view that bar is cooled down in the utility model；
Fig. 5 is the axonometric drawing of cooling wall in the utility model；
Fig. 6 is the top view of cooling wall in the utility model.
Description of reference numerals：
100 cooling equipments for blast furnace；110 cooling walls；
111 hot faces；112 grooves；
113 through holes；120 cooling bars；
121 cooling bar bodies；122 cooling-water ducts；
123 delivery ports；124 water inlets；
125 cooling water pipes；200 furnace shells.
Embodiment
With reference to the description of accompanying drawing and the utility model embodiment, can clearly understand of the present utility model
Details.But specific embodiment of the present utility model described here, it is only used for explaining the purpose of this utility model, without
It can be understood as being to limitation of the present utility model in any way.Under teaching of the present utility model, technical staff is contemplated that
Based on any possible deformation of the present utility model, these are regarded as belonging to the scope of the utility model.
Fig. 1 to Fig. 6 is refer to, the utility model carries a kind of cooling equipment for blast furnace 100, in last furnace shell 200
On wall, the cooling equipment for blast furnace 100 includes cooling wall 110 and at least one cooling bar 120, and cooling wall 110 has towards blast furnace
The hot face 111 of furnace chamber, cooling bar 120 are arranged on hot face 111, and cooling bar 120 includes cooling bar body 121, cools down bar body
Interior to have the cooling-water duct 122 that the axial direction along cooling bar body 121 opens up, cooling-water duct 122 has delivery port 123 and entered
The mouth of a river 124, water inlet 124 and delivery port 123 are communicated with cooling water pipe 125, one end and the cooling bar body of cooling water pipe 125
121 are tightly connected, and the other end of cooling water pipe 125 runs through cooling wall 110 and last furnace shell 200.
The utility model proposes cooling equipment for blast furnace 100 in cooling wall 110 and cooling bar 120 it is relatively independent, cooling wall
110 can be process with cooling bar 120 from different materials, and playing the cooling wall 110 of protection and supporting role can select
The material of satisfactory mechanical property, thermal conductivity factor height, the material of good cooling results can be selected by playing the cooling bar 120 of cooling effect,
And then cause cooling equipment for blast furnace be integrally provided simultaneously with abundance cooling capacity and good mechanical performance, also achieve performance with
Mutual supplement with each other's advantages economically.
The utility model proposes cooling equipment for blast furnace 100 its simple in construction, easy making.
In one optional example of the utility model, cooling bar body 121 is that copper cools down bar body.Because copper material has
Good heat conductivility, in the presence of recirculated cooling water in flowing through the internal cooling aquaporin 122 of cooling bar body 121, cooling
Bar 120 can quickly transmit blast furnace internal heat, have sufficient cooling capacity.And because heat conductivility is good, Neng Gouxun
Speed forms slag crust protective layer on cooling bar body 121 surface, reduces abrasion of the blast furnace materials inside to cooling bar body 121.
In one optional example of the utility model, cooling water pipe 125 is with cooling down 121 integrally formed copper of bar body
Pipe.It ensure that cooling water pipe 125 and cool down the sealing between bar body 121, while also improve 120 overall machine of cooling bar
Tool intensity.
In the utility model, cooling water pipe 125 through after cooling wall 110 and furnace shell 200 with blast furnace external water cooling system
It is connected, realizes that cooling circulating water constantly flows through cooling duct 122, and then realize the cooling effect of cooling bar 120.
In one optional example of the utility model, cooling wall 110 is cast-iron cooling wall or cast steel cooling wall.Not only fill
Iron material and the good mechanical performance of copper material point are make use of, also reduces the manufacturing cost of whole cooling equipment for blast furnace 100.
In one optional example of the utility model, cooling equipment for blast furnace 100 includes multiple cooling bars 120, Duo Geleng
But bar 120 is arranged at intervals.Bar 120 avoids full copper cooling wall undercooling, slag crust frequently comes off shows for spaced cooling
As, formed after stable slag crust protective layer is connected with each other be covered in the utility model proposes cooling equipment for blast furnace 100 surface,
Whole cooling device can be effectively protected, is increased the service life.
In one optional example of the utility model, there are multiple spaced grooves 112, each on hot face 111
A cooling bar body 121 is placed with groove 112.
In an optional example, multiple grooves 112 are opened up in the horizontal direction, and also level is set cooling bar body 121
Corresponding to being placed in groove 112.
In another optional example, multiple grooves 112 are vertically set, and cooling bar body 121 is vertically arranged
In in corresponding groove 112.
The utility model proposes cooling equipment for blast furnace 100 by groove 112 to cool down bar body 121 support, make height
Stove cooling device 100 has higher mechanical performance on the whole.
In one optional example of the utility model, cooling bar body 121 protrudes from hot face 11, further ensures energy
Enough make full use of the heat conductivility that cooling water circulation is good in the copper material of cooling bar body 121 and cooling-water duct 122.Meanwhile by
In the effective heat transfer for enhancing cooling bar 120 so that cooling bar 120 can quickly form slag crust protective layer, and then more effectively
Protection cooling bar 120.
In one optional example of the utility model, the bottom surface of groove 112 is offered for wearing cooling water pipe 125
Through hole 113.Through hole 113 is not only easy to passing through for cooling water pipe 125, moreover it is possible to spacing and fixation is played to cooling water pipe 125,
The cooling bar body 121 being connected with cooling water pipe 125 is more securely arranged in groove 112.
In one optional example of the utility model, water inlet 124 and delivery port 123 are opened in cooling bar body
121 backwards to the blast furnace chamber one side (also referred to as huyashi-chuuka (cold chinese-style noodles)), cooling bar body 121 is close on the bottom surface of groove 112.
Certainly, the material for bar body 121 being cooled down in the utility model is not limited to copper, can also use steel or cast iron,
Or other known material well known to those skilled in the art can also be used；The material of cooling wall 110 can also use ability
Other known material known to field technique personnel；Wherein, during selection, the material of cooling bar body 121 mainly considers its thermal conductivity
Can, the material of cooling wall 110 mainly considers its mechanical performance and economical price, herein without repeating.
In the utility model in another optional example, cooling bar 120 is by cooling bar body 121 and cooling water pipe 125
Assemble, the diversified forms such as cooling bar body 121 can be connected through a screw thread with cooling water pipe, clamping or welding connect, cold
But the material of bar body 121 and the material of cooling water pipe 125 can be the same or different.
In the utility model in another optional example, cooling bar body 121 and cooling water pipe 125 are integrally formed casting
Form, the material of cooling bar body 121 and the material of cooling water pipe 125 can be the same or different.
For explaining in detail for the respective embodiments described above, its purpose is only that to explain to the utility model, in order to
The utility model is better understood when, still, these descriptions can not be with any explanation into being to limit of the present utility model
System, particularly, each feature described in various embodiments can also be mutually combined, so as to form other implementations
Mode, except there is clearly opposite description, these features should be understood to be applied in any one embodiment, and simultaneously
It is not only limited to described embodiment.
Claims (10)
1. a kind of cooling equipment for blast furnace, on last furnace shell inwall, it is characterised in that the cooling equipment for blast furnace includes cold
But wall and at least one cooling bar, the cooling wall, which has towards the hot face of the blast furnace chamber, the cooling bar, is arranged on institute
State on hot face, the cooling bar includes cooling bar body and two cooling water pipes, has in the cooling bar body along described cold
But the cooling-water duct that the axial direction of bar body opens up, the cooling-water duct have a delivery port and water inlet, the water inlet and
The delivery port is respectively communicated with the cooling water pipe, and one end of the cooling water pipe is tightly connected with the cooling bar body, institute
The other end for stating cooling water pipe runs through the cooling wall and the last furnace shell.
2. cooling equipment for blast furnace as claimed in claim 1, it is characterised in that the cooling bar body is that copper cools down bar body.
3. cooling equipment for blast furnace as claimed in claim 2, it is characterised in that the cooling water pipe be and it is described cooling bar body
Integrally formed copper pipe.
4. cooling equipment for blast furnace as claimed in claim 1, it is characterised in that the cooling bar body is that steel cools down bar body
Or cast iron cooling bar body.
5. cooling equipment for blast furnace as claimed in claim 1, it is characterised in that the cooling wall is that cast-iron cooling wall or cast steel are cold
But wall.
6. cooling equipment for blast furnace as claimed in claim 1, it is characterised in that the cooling device includes multiple coolings
Bar, multiple cooling bars are arranged at intervals.
7. cooling equipment for blast furnace as claimed in claim 6, it is characterised in that have on the hot face and be provided with multiple interval settings
Groove, be equipped with a cooling bar body in each groove.
8. cooling equipment for blast furnace as claimed in claim 7, it is characterised in that the cooling bar body protrudes from the hot face.
9. cooling equipment for blast furnace as claimed in claim 7, it is characterised in that multiple grooves open up in the horizontal direction.
10. cooling equipment for blast furnace as claimed in any of claims 1 to 8 in one of claims, it is characterised in that the water inlet and described
Delivery port is opened in one side of the cooling bar body backwards to the blast furnace chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720949504.7U CN207002769U (en) | 2017-08-01 | 2017-08-01 | A kind of cooling equipment for blast furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720949504.7U CN207002769U (en) | 2017-08-01 | 2017-08-01 | A kind of cooling equipment for blast furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207002769U true CN207002769U (en) | 2018-02-13 |
Family
ID=61457893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720949504.7U Active CN207002769U (en) | 2017-08-01 | 2017-08-01 | A kind of cooling equipment for blast furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207002769U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107236838A (en) * | 2017-08-01 | 2017-10-10 | 中冶京诚工程技术有限公司 | A kind of cooling equipment for blast furnace |
| CN112853018A (en) * | 2019-11-27 | 2021-05-28 | 中冶京诚工程技术有限公司 | Open circuit industrial water cooling system |
| CN114672601A (en) * | 2022-03-30 | 2022-06-28 | 中冶华天工程技术有限公司 | Bundling type micro-aperture uniform heat conduction cooling wall |
-
2017
- 2017-08-01 CN CN201720949504.7U patent/CN207002769U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107236838A (en) * | 2017-08-01 | 2017-10-10 | 中冶京诚工程技术有限公司 | A kind of cooling equipment for blast furnace |
| CN112853018A (en) * | 2019-11-27 | 2021-05-28 | 中冶京诚工程技术有限公司 | Open circuit industrial water cooling system |
| CN114672601A (en) * | 2022-03-30 | 2022-06-28 | 中冶华天工程技术有限公司 | Bundling type micro-aperture uniform heat conduction cooling wall |
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