CN214400586U - Split type copper cooling wall for blast furnace - Google Patents
Split type copper cooling wall for blast furnace Download PDFInfo
- Publication number
- CN214400586U CN214400586U CN202120036317.6U CN202120036317U CN214400586U CN 214400586 U CN214400586 U CN 214400586U CN 202120036317 U CN202120036317 U CN 202120036317U CN 214400586 U CN214400586 U CN 214400586U
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- CN
- China
- Prior art keywords
- copper cooling
- cooling wall
- wall body
- copper
- split type
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- 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
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 99
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 92
- 239000010949 copper Substances 0.000 title claims abstract description 92
- 239000002893 slag Substances 0.000 claims abstract description 44
- 239000000498 cooling water Substances 0.000 claims abstract description 35
- 238000007790 scraping Methods 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims description 8
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 16
- 229910052742 iron Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000035882 stress Effects 0.000 description 4
- 239000000571 coke Substances 0.000 description 3
- 235000019738 Limestone Nutrition 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 235000012149 noodles Nutrition 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 241000784732 Lycaena phlaeas Species 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The embodiment of the utility model relates to a blast furnace cooling device technical field, concretely relates to split type copper cooling wall for blast furnace, including the copper cooling wall body, the inside of copper cooling wall body evenly sets up a plurality of cooling water passageways, and the both ends of cooling water passageway all are connected with condenser tube, can dismantle on the hot side of copper cooling wall body and set up the scum board, the scum board is including dismantling the scum board body that sets up on the hot side of copper cooling wall body, evenly set up a plurality of scum poles on the scum board body lateral wall, form between two adjacent scum poles and scrape the slag chute, evenly be equipped with a plurality of stress fluting on the cold side of copper cooling wall body, evenly run through on the copper cooling wall body and the scum board body and set up a plurality of mounting holes. The beneficial effects are that: the slag scraping plate is detachably arranged on the hot surface of the copper cooling wall body, the copper cooling wall body and the slag scraping plate are separately and independently produced, and the overall production efficiency is high; the cooling water pipe comprises a connecting seat and a connecting pipe, and is convenient to disassemble and assemble.
Description
Technical Field
The utility model relates to a blast furnace cooling device technical field, concretely relates to split type copper cooling wall for blast furnace.
Background
The blast furnace uses steel plate as furnace shell, and refractory brick lining is built in the shell. The blast furnace body is divided into a furnace throat, a furnace body, a furnace waist, a furnace belly and a furnace hearth 5 from top to bottom. Because of the advantages of good economic index, simple process, large production capacity, high labor production efficiency, low energy consumption and the like of the blast furnace ironmaking technology, the iron produced by the method accounts for the vast majority of the total iron production in the world. In the production of a blast furnace, iron ore, coke, and a flux (limestone) for slag formation are charged from the top of the furnace, and preheated air is blown through tuyeres located along the periphery of the furnace at the lower part of the furnace. Carbon in coke (some blast furnaces also blow auxiliary fuel such as coal dust, heavy oil, natural gas and the like) at high temperature is combusted with oxygen blown into air to generate carbon monoxide and hydrogen, and oxygen in iron ore is removed in the ascending process in the furnaces, so that iron is obtained by reduction. The smelted molten iron is discharged from the iron notch. Unreduced impurities in the iron ore are combined with fluxes such as limestone to generate slag, and the slag is discharged from a slag hole. The generated gas is discharged from the top of the furnace, and is used as fuel for hot blast stoves, heating furnaces, coke ovens, boilers and the like after dust removal. The main products of blast furnace smelting are pig iron, and blast furnace slag and blast furnace gas are also by-products. In the existing blast furnace, the copper cooling wall is widely applied to the areas with severe furnace condition conditions, such as the lower part of the furnace body, the furnace waist, the furnace belly and the like of the blast furnace, due to the excellent heat conductivity of the copper cooling wall, and plays an important role in prolonging the service life of the blast furnace. As an advanced blast furnace body cooling device, the copper cooling wall represents the development direction of the long service life of the blast furnace, is a consensus of the industry, and is also applied to the blast furnace at home and abroad on a large scale.
However, the common copper cooling wall is directly provided with the slag scraping groove on the hot surface of the copper cooling wall body, once the slag scraping groove is too deep, the whole copper cooling wall is directly caused to become defective products, so that the yield and the production efficiency are reduced, and therefore, a split type copper cooling wall for a blast furnace is needed to overcome the problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the embodiment of the utility model provides a split type copper cooling wall for blast furnace.
The purpose of the utility model is realized like this:
the utility model provides a split type copper cooling stave for blast furnace, includes copper cooling stave body, the inside of copper cooling stave body evenly sets up a plurality of cooling water passageways, the both ends of cooling water passageway all be connected with set up in condenser tube on the cold side of copper cooling stave body, its characterized in that: the copper cooling wall body is characterized in that a slag scraping plate is detachably arranged on the hot surface of the copper cooling wall body, the slag scraping plate comprises a slag hanging plate body detachably arranged on the hot surface of the copper cooling wall body, and a plurality of slag hanging rods are uniformly arranged on the side wall of one side of the copper cooling wall body, a slag scraping groove is formed between every two adjacent slag hanging rods, a plurality of stress grooves are uniformly formed in the cold surface of the copper cooling wall body, and a plurality of mounting holes are uniformly formed in the copper cooling wall body and the slag scraping plate body in a penetrating mode.
Preferably, the cooling water pipe comprises a connecting seat and a connecting pipe, wherein the connecting seat is arranged on the cold surface of the copper cooling wall and is communicated with the cooling water channel, and the connecting pipe is detachably connected with the connecting seat.
Preferably, the connecting seat is in a cylindrical pipe shape, a sealing plate is arranged at one end, connected with the copper cooling wall, of the connecting seat, an opening communicated with the cooling water channel is formed in the sealing plate, an internal thread is formed in the inner side wall of the connecting seat, and an external thread matched with the internal thread is formed in the outer side wall of one end of the connecting pipe.
Preferably, a sealing ring is arranged between the closing plate and the connecting pipe.
Preferably, the mounting holes comprise mounting positioning holes arranged at the center of the copper cooling wall body and a plurality of mounting bolt holes uniformly arranged around the mounting positioning holes.
Preferably, the cross section of the cooling water passage is elliptical.
Preferably, the materials of the copper cooling stave body and the slag scraping plate are both pure copper or copper alloy.
The utility model discloses beneficial effect does: the utility model has simple structure and convenient use, the slag scraping plate can be detachably arranged on the hot surface of the copper cooling wall body, the copper cooling wall body and the slag scraping plate are separately and independently produced, the respective yield and the production efficiency are not influenced mutually, and the overall production efficiency is high; the cooling water pipe comprises a connecting seat and a connecting pipe, wherein the connecting seat is arranged on the cold surface of the copper cooling wall and is communicated with the cooling water channel, and the connecting pipe is detachably connected with the connecting seat, so that the assembly and disassembly are convenient; the stress slots are uniformly formed in the cold surface of the copper cooling wall body, so that the load on the copper cooling wall body can be effectively relieved, the thermal stress generated due to nonuniform cooling of different parts is eliminated, the deformation is reduced, and the service life of the copper cooling wall is prolonged.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic cross-sectional view taken along the line A-A in FIG. 1;
in the figure: 1. a copper cooling wall body; 101. cooling the noodles; 102. hot noodles; 2. a connecting seat; 3. a connecting pipe; 4. stress grooving; 5. installing a positioning hole; 6. installing bolt holes; 7. a bolt member; 801. a slag hanging plate body; 802. hanging a slag rod; 803. a slag hanging groove; 9. a seal ring; 10. a cooling water passage.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1-3, the split type copper cooling stave for the blast furnace comprises a copper cooling stave body 1, wherein four cooling water channels 10 are uniformly arranged inside the copper cooling stave body 1, the rear side wall of the copper cooling stave body 1 is a cold surface 101, the front side wall of the copper cooling stave body 1 is a hot surface 102, and two ends of each cooling water channel 10 are connected with cooling water pipes installed on the cold surface 101 of the copper cooling stave body 1. The cooling water pipe comprises a connecting seat 2 welded on the cold surface 101 of the copper cooling wall and communicated with the cooling water channel 10, and a connecting pipe 3 detachably connected with the connecting seat 2. Wherein, connecting seat 2 is the cylinder tubulose, and connecting seat 2 still has the closing plate with copper cooling wall welded one end, offers the trompil with cooling water channel 10 intercommunication on the closing plate, has offered the internal thread on the inside wall of connecting seat 2, offer on the one end lateral wall of connecting pipe 3 with internal thread matched with external screw thread, connecting pipe 3 and connecting seat 2 threaded connection, the dismouting is convenient. And a sealing ring 9 is arranged between the closing plate and the connecting pipe 3, so that the sealing effect is achieved, and water leakage is prevented. The cooling water pipe includes a cooling water inlet pipe connected to the lower end of the cooling water passage 10, and a cooling water outlet pipe connected to the upper end of the cooling water passage 10. During operation, cooling water flows through the cooling water inlet pipe and flows out from the cooling water outlet pipe at the other end after entering the cooling channel, so that heat on the copper cooling wall body 1 can be effectively taken away, and the cooling effect is good. The material of the copper cooling wall body 1 can be pure copper or copper alloy, and the copper cooling wall body 1 is usually made of a copper plate processed by thermal deformation such as forging, rolling and the like. The cooling channel can be obtained by drilling or other mechanical processing modes for removing materials on the copper cooling wall body 1, the end part of the cooling channel is welded and plugged by an end plug after drilling, and through holes for connecting the cooling water inlet pipe and the cooling water outlet pipe are processed at corresponding positions on the cold surface 101. The cross section of the cooling channel is oval, so that the cooling water flow can be guaranteed, the thickness suitable for the copper cooling wall body 1 can be considered, and the practicability is high.
The slag scraping plate is detachably mounted on the hot surface 102 of the copper cooling wall body 1, the slag scraping plate comprises a slag hanging plate body 801 detachably attached to the hot surface 102 of the copper cooling wall body 1, and a plurality of slag hanging rods 802 uniformly welded on the side wall, far away from the copper cooling wall body 1, of the slag hanging plate body 801, and a slag hanging groove 803 is formed between every two adjacent slag hanging rods 802, so that slag skins are easily formed on the hot surface 102 of the copper cooling wall body 1, and the copper cooling wall can be better protected. Bolt holes are correspondingly formed in four corners of the slag hanging plate body 801 and the copper cooling wall body 1, and the two are installed and connected together in a mode that bolts 7 penetrate through the bolt holes, so that the assembly and disassembly are convenient. The slag scraping plate body is attached to the front side wall of the copper cooling wall body 1. The slag scraping plate can be integrally formed, the manufacturing process is simple, and the material can be pure copper or copper alloy. The copper cooling wall body 1 and the slag scraping plate are separately and independently produced, the respective yield and the production efficiency are not influenced, and the overall production efficiency is high.
The copper cooling wall body 1 and the slag hanging plate body 801 are correspondingly and uniformly penetrated and provided with a plurality of mounting holes, and the mounting holes comprise mounting positioning holes 5 located at the center of the copper cooling wall body 1 and four mounting bolt holes 6 uniformly arranged around the mounting positioning holes 5, so that the whole copper cooling wall after assembly is positioned and mounted. The stress slots 4 are uniformly formed in the cold surface 101 of the copper cooling wall body 1, so that the load on the copper cooling wall body 1 can be effectively relieved, the thermal stress generated by nonuniform cooling of different parts is eliminated, the deformation is reduced, and the service life of the copper cooling wall is prolonged.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.
So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a split type copper cooling stave for blast furnace, includes copper cooling stave body, the inside of copper cooling stave body evenly sets up a plurality of cooling water passageways, the both ends of cooling water passageway all be connected with set up in condenser tube on the cold side of copper cooling stave body, its characterized in that: the copper cooling wall body is characterized in that a slag scraping plate is detachably arranged on the hot surface of the copper cooling wall body, the slag scraping plate comprises a slag hanging plate body detachably arranged on the hot surface of the copper cooling wall body, and a plurality of slag hanging rods are uniformly arranged on the side wall of one side of the copper cooling wall body, a slag scraping groove is formed between every two adjacent slag hanging rods, a plurality of stress grooves are uniformly formed in the cold surface of the copper cooling wall body, and a plurality of mounting holes are uniformly formed in the copper cooling wall body and the slag scraping plate body in a penetrating mode.
2. The split type copper cooling stave for blast furnaces according to claim 1, characterized in that: the cooling water pipe comprises a connecting seat and a connecting pipe, wherein the connecting seat is arranged on the cold surface of the copper cooling wall and is communicated with the cooling water channel, and the connecting pipe is detachably connected with the connecting seat.
3. The split type copper cooling stave for blast furnaces according to claim 2, wherein: the connecting seat is in a cylindrical pipe shape, a sealing plate is arranged at one end, connected with the copper cooling wall, of the connecting seat, an opening communicated with the cooling water channel is formed in the sealing plate, an internal thread is formed in the inner side wall of the connecting seat, and an external thread matched with the internal thread is formed in the outer side wall of one end of the connecting pipe.
4. The split type copper cooling stave for blast furnaces according to claim 3, wherein: and a sealing ring is arranged between the closing plate and the connecting pipe.
5. The split type copper cooling stave for blast furnaces according to claim 1, characterized in that: the mounting hole comprises a mounting positioning hole arranged at the center of the copper cooling wall body and a plurality of mounting bolt holes uniformly arranged around the mounting positioning hole.
6. The split type copper cooling stave for blast furnaces according to claim 1, characterized in that: the cross section of the cooling water channel is elliptical.
7. The split type copper cooling stave for blast furnaces according to claim 1, characterized in that: the copper cooling wall body and the slag scraping plate are made of pure copper or copper alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120036317.6U CN214400586U (en) | 2021-01-07 | 2021-01-07 | Split type copper cooling wall for blast furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120036317.6U CN214400586U (en) | 2021-01-07 | 2021-01-07 | Split type copper cooling wall for blast furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214400586U true CN214400586U (en) | 2021-10-15 |
Family
ID=78044440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120036317.6U Expired - Fee Related CN214400586U (en) | 2021-01-07 | 2021-01-07 | Split type copper cooling wall for blast furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214400586U (en) |
-
2021
- 2021-01-07 CN CN202120036317.6U patent/CN214400586U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211015 |