CN113736937A - Cooler protection device and cooling system - Google Patents
Cooler protection device and cooling system Download PDFInfo
- Publication number
- CN113736937A CN113736937A CN202110959028.8A CN202110959028A CN113736937A CN 113736937 A CN113736937 A CN 113736937A CN 202110959028 A CN202110959028 A CN 202110959028A CN 113736937 A CN113736937 A CN 113736937A
- Authority
- CN
- China
- Prior art keywords
- cooler
- protection device
- sleeve
- cooling wall
- supporting
- 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.)
- Granted
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/10—Cooling; Devices therefor
Abstract
The embodiment of the application discloses cooler protection device and cooling system, wherein the cooler protection device includes: the sleeve is used for penetrating through the cooling wall; the supporting component is connected to one end of the sleeve, and an accommodating space is formed in the supporting component and the sleeve and used for placing the cooler; the refractory layer coats the support component. This cooler protection device is in the in-service use in-process, peg graft the cooler in the accommodation space of supporting component and the intraductal formation of cover, the material of fuse state can contact with the flame retardant coating in the furnace, the material of fuse state can be cooled down under the effect of cooler and hang and establish on the flame retardant coating, with surface at the flame retardant coating forms a protective layer, can avoid the direct impingement cooling ware of material in the blast furnace, can avoid the cooler to be punctured by heat energy on the one hand, on the other hand can avoid the cooler to receive the striking and damage, improved cooler head portion and hung the sediment effect, extension cooler life, reduce the effect that the blast furnace oven damaged.
Description
Technical Field
The embodiment of the application relates to the technical field of metallurgy, in particular to a cooler protection device and a cooling system.
Background
Need cool off the material in the blast furnace through the stave in the metallurgical field blast furnace actual work in-process to avoid the material of too high temperature to melt through equipment, and when the stave damaged, need install the cooler additional on the stave in order to ensure cooling effect, but because of the little effective protection that lacks of cooler head cooling area, can frequently appear the wall body and hang the problem such as sediment effect difference and cooler frequent damage, lead to blast furnace equipment damping down rate to rise and burn the consumption increase scheduling problem, very unfavorable to ironmaking production.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
To this end, a first aspect of the invention provides a cooler protection device.
A second aspect of the invention provides a cooling system.
In view of this, according to a first aspect of embodiments of the present application, there is provided a cooler protection device including:
a bushing for passing through the stave;
the supporting component is connected to one end of the sleeve, and an accommodating space is formed in the supporting component and the sleeve and used for placing a cooler;
and the refractory layer coats the support assembly.
In one possible embodiment, the support assembly comprises:
a support frame connected to the casing;
the burs are arranged on the supporting framework, and the fire-resistant layer is coated on the supporting framework and the burs.
In a possible embodiment, the support assembly further comprises:
one end of the adjusting frame is hinged to the sleeve;
the supporting framework comprises a plurality of supporting pieces, one ends of the supporting pieces are hinged to each other, the other ends of the supporting pieces are free ends, the supporting framework is in an umbrella rib shape, and the other ends of the supporting pieces are hinged to the other end of the adjusting frame.
In one possible embodiment, the cooler protection device further includes:
the telescopic adjusting ring is connected to one end, deviating from the sleeve, of the adjusting frame, and each support piece is hinged to the telescopic adjusting ring.
In one possible embodiment, the cooler protection device further includes:
an end connection hole formed at one end where the plurality of supporters are hinged to each other;
and one end of the push rod is connected into the end connecting hole.
In one possible embodiment, the cooler protection device further includes:
the propelling head is hinged to one end of each supporting piece, and one ends of the supporting pieces are hinged to each other through the propelling head.
In one possible embodiment, the cooler protection device further includes:
the fixed cover is used for being connected to the cooling wall and located on one side, away from the supporting component, of the cooling wall, and the sleeve is connected to the fixed cover.
In one possible embodiment, the cooler protection device further includes:
a grouting device;
and the grouting pipeline penetrates through the cooling wall and is arranged in the support assembly, and the grouting device is communicated with the grouting device.
According to a second aspect of embodiments of the present application, there is provided a cooling system including:
the cooler protection device according to any one of the above aspects;
the cooling wall is penetrated by the sleeve, and the support framework is positioned on one side of the cooling wall;
a cooler disposed in the accommodating space.
In one possible embodiment of the method according to the invention,
a plurality of through holes are formed in the cooling wall, and the sleeve penetrates through the cooling wall through the through holes;
the cooler protection devices are multiple, and one sleeve is arranged in each through hole;
the maximum distance between the support assembly of different cooler protection devices and the stave is different.
Compared with the prior art, the invention at least comprises the following beneficial effects: the cooler protection device provided by the embodiment of the application is characterized in that in the installation process, firstly, a through hole is formed in the cooling wall, the sleeve passes through the through hole, so that the support component is arranged in a hearth of a blast furnace, the cooler protection device can be fixed by being connected to the cooling wall through the sleeve, then, a fireproof material is coated on the support component to form a fireproof layer, in the actual use process, the cooler is inserted into an accommodating space formed by the support component and the sleeve, the cooler can be cooled, molten materials in the hearth can be contacted with the fireproof layer, the molten materials can be cooled and hung on the fireproof layer under the action of the cooler, so that a protective layer is formed on the outer surface of the fireproof layer, the cooler can be prevented from being directly impacted by the materials in the blast furnace, on the one hand, the cooler can be prevented from being punctured by heat energy, on the other hand, the cooler can be prevented from being damaged by impact, the slag adhering effect of the head of the cooler is improved, the service life of the cooler is prolonged, the damage to the furnace wall of the blast furnace is reduced, and the damping down rate is reduced.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic block diagram of a cooler protection device according to an embodiment provided herein;
FIG. 2 is a side view of a support assembly of an embodiment of a cooler protective device provided herein;
FIG. 3 is a schematic block diagram of a contracted state of a support assembly of a cooler protection device according to an embodiment provided herein;
FIG. 4 is a schematic block diagram of an extended state of a support assembly of a cooler protection device according to an embodiment provided herein;
FIG. 5 is a schematic block diagram of a cooling system according to an embodiment provided herein;
FIG. 6 is a schematic block diagram of a chiller of a cooling system of an embodiment provided herein;
FIG. 7 is a schematic block diagram of a stave of the cooling system of an embodiment provided herein;
FIG. 8 is a side view of a cooling system of an embodiment provided herein.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 8 is:
the structure comprises a sleeve 1, a support component 2, a fire-resistant layer 3, a telescopic adjusting ring 4, a connecting hole at the end part 5, a push rod 6, a pushing head 7, a fixed cover 8, a grouting device 9, a grouting pipeline 10, a cooling wall 11, a cooler 12, a contraposition needle 13 and an overflow pipe 14;
201 supporting framework, 202 spurs, 203 adjusting frames, 2011 supporting pieces and 111 through holes.
Detailed Description
In order to better understand the technical solutions described above, the technical solutions of the embodiments of the present application are described in detail below with reference to the drawings and the specific embodiments, and it should be understood that the specific features of the embodiments and the embodiments of the present application are detailed descriptions of the technical solutions of the embodiments of the present application, and are not limitations of the technical solutions of the present application, and the technical features of the embodiments and the embodiments of the present application may be combined with each other without conflict.
As shown in fig. 1 to 4, according to a first aspect of an embodiment of the present application, there is provided a cooler protection device including: a sleeve 1, wherein the sleeve 1 is used for penetrating through the cooling wall 11; the support component 2 is connected to one end of the sleeve 1, and an accommodating space is formed in the support component 2 and the sleeve 1 and used for placing the cooler 12; and the refractory layer 3 covers the support component 2.
The cooler protection device provided by the embodiment of the application is characterized in that in the installation process, firstly, the through hole 111 is formed in the cooling wall 11, the sleeve 1 penetrates through the through hole 111, the support component 2 is arranged in the hearth of the blast furnace, the cooler protection device can be fixed by being connected to the cooling wall 11 through the sleeve 1, then, the support component 2 is coated with the refractory material to form the refractory layer 3, in the actual use process, the cooler 12 is inserted into the accommodating space formed in the support component 2 and the sleeve 1, the cooler 12 can be cooled, molten materials in the hearth can be in contact with the refractory layer 3, the molten materials can be cooled and hung on the refractory layer 3 under the action of the cooler 12 to form a protective layer on the outer surface of the refractory layer 3, the cooler 12 can be prevented from being directly impacted by the materials in the blast furnace, on the one hand, the cooler 12 can be prevented from being broken down by heat energy, on the other hand, the cooler 12 can be prevented from being damaged due to collision, the effect of improving the slag hanging effect of the head of the cooler 12 is achieved, the service life of the cooler 12 is prolonged, the damage to the furnace wall of the blast furnace is reduced, and the damping down rate is reduced.
The cooler protection device provided by the embodiment of the application is characterized in that in the installation process, firstly, the through hole 111 is formed in the cooling wall 11, the sleeve 1 penetrates through the through hole 111, the support component 2 is arranged in the hearth of the blast furnace, the cooler protection device can be fixed by being connected to the cooling wall 11 through the sleeve 1, then, the support component 2 is coated with the refractory material to form the refractory layer 3, in the actual use process, the cooler 12 is inserted into the accommodating space formed in the support component 2 and the sleeve 1, the cooler 12 can be cooled, molten materials in the hearth can be in contact with the refractory layer 3, the molten materials can be cooled and hung on the refractory layer 3 under the action of the cooler 12 to form a protective layer on the outer surface of the refractory layer 3, the cooler 12 can be prevented from being directly impacted by the materials in the blast furnace, on the one hand, the cooler 12 can be prevented from being broken down by heat energy, on the other hand, the cooler 12 can be prevented from being damaged due to collision, the effect of improving the slag hanging effect of the head of the cooler 12 is achieved, the service life of the cooler 12 is prolonged, the damage to the furnace wall of the blast furnace is reduced, and the damping down rate is reduced.
As shown in fig. 3 and 4, in some examples, the support assembly 2 includes: a support frame 201 connected to the casing 1; the burs 202 are arranged on the supporting framework 201, and the fire-resistant layer 3 is coated on the supporting framework 201 and the burs 202.
The support assembly 2 includes: the supporting framework 201 and the spurs 202, through the arrangement of the supporting framework 201, on one hand, facilitate the formation of a containing space for containing the cooler 12 in the supporting component 2 and the sleeve 1; on the other hand, the self weight of the support unit 2 can be reduced by providing the support frame 201, and the cooler protection device can be prevented from being detached from the cooling wall 11. The supporting framework 201 is provided with the spurs 202, so that on one hand, the refractory slurry is conveniently coated on the supporting framework 201; on the other hand, the connection relation between the refractory layer 3 and the support component 2 formed after the refractory slurry is solidified is tighter, the refractory layer 3 can be prevented from being separated, meanwhile, the slag attached to the refractory layer 3 is fixed more firmly, and the cooler 12 arranged in the accommodating space can be better protected.
As shown in fig. 1 and 2, in some examples, the support assembly 2 further comprises: one end of the adjusting frame 203 is hinged to the sleeve 1; wherein, support frame 201 includes a plurality of support pieces 2011, and the one end of a plurality of support pieces 2011 articulates the setting each other, and the other end is the free end for support frame 201 is the rib form, and the other end of support piece 2011 articulates the other end in alignment jig 203.
The support assembly 2 further comprises an adjustment bracket 203, while the support frame 201 comprises a plurality of support members 2011. A plurality of support frame 201 one end are articulated each other for support frame 201 is the rib form, makes support frame 201 collapsible or stretch, and support frame 201's one end articulates in alignment jig 203 again, makes the maximum distance between support frame 201 and the cooling wall 11 adjustable, and then can adjust the length that cooler 12 stretches out cooling wall 11, and then can adjust the cooling effect of cooler 12. It will be appreciated that the longer the length of the cooler 12 extending beyond the cooling wall 11, the better the cooling effect, but the greater the probability that the cooler 12 will come into contact with the molten material, the greater the probability that it will be impacted by the molten material and, therefore, the greater the probability that the cooler 12 will be damaged.
As shown in fig. 1 and 2, in some examples, the cooler protection device further includes: a retractable adjusting ring 4 connected to an end of the adjusting frame 203 facing away from the cannula 1, and each support 2011 is hinged to the retractable adjusting ring 4.
The cooler protection device further comprises a telescopic adjusting ring 4, and through the arrangement of the telescopic adjusting ring 4, on one hand, an installation position is provided for the support 2011; on the other hand, scalable adjustable ring 4 can adapt to the deformation of support chassis 201 for support chassis 201's fixed more reliable, make the accommodation space that support assembly 2 encloses to close and form more reliable.
As shown in fig. 1 and 3, in some examples, the cooler protection device further includes: an end connection hole 5 formed at one end where the plurality of supporters 2011 are hinged to each other; and one end of the push rod 6 is used for being connected into the end connecting hole 5.
The cooler protection device further includes: end connection hole 5 and push rod 6, push rod 6 detachably connect in support skeleton 201 on end connection hole 5, move along the axial direction of sleeve pipe 1 through push rod 6 and can drive support skeleton 201 shrink or stretch out, can make the one end of support skeleton 201 be close to or keep away from in stave 11, and then can adjust accommodation space's shape, do benefit to the length that regulation cooler 12 stretches out stave 11.
As shown in fig. 1 and 4, in some examples, the cooler protection device further includes: and a pushing head 7, one end of each support member 2011 is hinged to the pushing head 7, and one ends of the plurality of support members 2011 are hinged to each other through the pushing head 7.
The cooler protection device further comprises a propelling head 7, and by means of the arrangement of the propelling head 7, on one hand, a plurality of supports 2011 are provided with hinged mounting positions; on the other hand, it is facilitated that the cooling protection means pass through the through-holes 111 in the stave 11. The pushing head 7 may be designed to be conical to facilitate the conduction of the support assembly 2 to the through hole 111.
As shown in fig. 1, in some examples, the cooler protection device further comprises: a stationary cover 8 for attachment to the stave 11 on the side of the stave 11 facing away from the support assembly 2, the sleeve 1 being attached to the stationary cover 8.
The cooler protection device further comprises a fixing cover 8, the fixing cover 8 can be fixedly connected to the cooling wall 11, the sleeve 1 is connected to the fixing cover 8, the cooler protection device and the cooling wall 11 can be connected through the arrangement, and the cooler protection device can be fixed through the arrangement.
As shown in fig. 1, in some examples, the cooler protection device further comprises: a grouting device 9; and a grouting pipeline 10 arranged in the support assembly 2 through the cooling wall 11, wherein the grouting device 9 is communicated with the grouting device 9.
The cooler protection device further includes: grouting device 9 and grouting pipeline 10, at the assembly process of cooler protection device, can be to the refractory mortar filling device 9 internal filling, and then grouting device 9 carries the refractory mortar to supporting component 2 through grouting pipeline 10, so set up and to coat refractory mortar on supporting component 2, can form flame retardant coating 3 after the refractory mortar solidifies.
As shown in fig. 1, in some examples, an overflow pipe 14 is further included, the overflow pipe 14 being in communication with the support assembly 2 and located at the bottom of the grouting pipe 10.
As shown in fig. 5 to 8, according to a second aspect of an embodiment of the present application, there is provided a cooling system including: the cooler protection device according to any one of the above aspects; a cooling wall 11, wherein the sleeve 1 passes through the cooling wall 11, and the supporting framework 201 is positioned on one side of the cooling wall 11; and a cooler 12 disposed in the accommodating space.
In the installation process of the cooling system provided by the embodiment of the application, firstly, the through hole 111 is formed in the cooling wall 11, the sleeve 1 penetrates through the through hole 111, so that the support component 2 is arranged in the hearth of the blast furnace, the cooler protection device can be fixed by connecting the sleeve 1 to the cooling wall 11, then, the support component 2 is coated with the refractory material to form the refractory layer 3, in the actual use process, the cooler 12 is inserted into the accommodating space formed in the support component 2 and the sleeve 1, the cooler 12 can be cooled, molten materials in the hearth can be contacted with the refractory layer 3, the molten materials can be cooled and hung on the refractory layer 3 under the action of the cooler 12, so that a protective layer is formed on the outer surface of the refractory layer 3, the cooler 12 can be prevented from being directly impacted by the materials in the blast furnace, on one hand, the cooler 12 can be prevented from being punctured by heat energy, on the other hand, the cooler 12 can be prevented from being damaged due to collision, the effect of improving the slag hanging effect of the head of the cooler 12 is achieved, the service life of the cooler 12 is prolonged, the damage to the furnace wall of the blast furnace is reduced, and the damping down rate is reduced.
As shown in fig. 7 and 8, in some examples, the cooling wall 11 is provided with a plurality of through holes 111, and the sleeve 1 passes through the cooling wall 11 through the through holes 111; the number of the cooler protection devices is multiple, and a sleeve 1 is arranged in each through hole 111; the maximum distance between the support member 2 and the stave 11 of different cooler protection devices is different.
The cooling wall 11 is provided with a plurality of through holes 111, each through hole 111 can be internally provided with a sleeve 1, namely, each through hole 111 can be internally provided with a cooler protection device, the maximum distance between the support component 2 of the different cooler protection devices and the cooling wall 11 is different, so that the cooler protection devices can be arranged at one end of the cooling wall 11 in an uneven mode, slag can be hung on the cooler protection devices more conveniently, the slag hanging effect of the head part of the cooler 12 can be further improved, the service life of the cooler 12 is prolonged, the damage to the wall of the blast furnace is reduced, and the damping down rate is reduced.
It can be understood that the molten material is transferred through the top of the stave 11 to the bottom of the stave 11, and the maximum distance between the support members 2 of the cooler protection device located at the top of the stave 11 and the stave 11 is smaller than the maximum distance between the support members 2 of the cooler protection device located at the bottom of the stave 11 and the stave 11. With such an arrangement, on the one hand, the molten material preferentially contacts with the cooler protection device on the top of the cooling wall 11, the cooler protection device on the top of the cooling wall 11 is relatively short in distance from the cooling wall 11, so that the molten material is prevented from directly impacting the cooler protection device, the service life of the cooler protection device can be prolonged, and when the molten material is conveyed to the bottom of the cooling wall 11, the molten material is already cooled by the cooler 12, so that the distance from the cooler protection device on the bottom of the cooling wall 11 to the cooling wall 11 can be longer, so that the molten slag can be formed on the cooler protection device to protect the cooler 12.
As shown in fig. 6, in some examples, one end of the cooler 12 is further provided with a positioning pin for being inserted into the end connection hole 5.
In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A cooler protective device, comprising:
a bushing for passing through the stave;
the supporting component is connected to one end of the sleeve, and an accommodating space is formed in the supporting component and the sleeve and used for placing a cooler;
and the refractory layer coats the support assembly.
2. The cooler protection device of claim 1, wherein the support assembly comprises:
a support frame connected to the casing;
the burs are arranged on the supporting framework, and the fire-resistant layer is coated on the supporting framework and the burs.
3. The cooler protection device of claim 2, wherein the support assembly further comprises:
one end of the adjusting frame is hinged to the sleeve;
the supporting framework comprises a plurality of supporting pieces, one ends of the supporting pieces are hinged with each other, so that the supporting framework is in an umbrella rib shape, and the other ends of the supporting pieces are hinged with the other end of the adjusting frame.
4. The cooler protection device according to claim 3, further comprising:
the telescopic adjusting ring is connected to one end, deviating from the sleeve, of the adjusting frame, and each support piece is hinged to the telescopic adjusting ring.
5. The cooler protection device according to claim 3, further comprising:
an end connection hole formed at one end where the plurality of supporters are hinged to each other;
and one end of the push rod is connected into the end connecting hole.
6. The cooler protection device according to claim 3, further comprising:
the propelling head is hinged to one end of each supporting piece, and one ends of the supporting pieces are hinged to each other through the propelling head.
7. The cooler protection device according to any one of claims 1 to 6, characterized by further comprising:
the fixed cover is used for being connected to the cooling wall and located on one side, away from the supporting component, of the cooling wall, and the sleeve is connected to the fixed cover.
8. The cooler protection device according to any one of claims 1 to 6, characterized by further comprising:
a grouting device;
and the grouting pipeline penetrates through the cooling wall and is arranged in the support assembly, and the grouting device is communicated with the grouting device.
9. A cooling system, comprising:
the cooler protection device of any one of claims 1 to 8;
the cooling wall is penetrated by the sleeve, and the support framework is positioned on one side of the cooling wall;
a cooler disposed in the accommodating space.
10. The cooling system according to claim 9,
a plurality of through holes are formed in the cooling wall, and the sleeve penetrates through the cooling wall through the through holes;
the cooler protection devices are multiple, and one sleeve is arranged in each through hole;
the maximum distance between the support assembly of different cooler protection devices and the stave is different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110959028.8A CN113736937B (en) | 2021-08-20 | 2021-08-20 | Cooler protection device and cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110959028.8A CN113736937B (en) | 2021-08-20 | 2021-08-20 | Cooler protection device and cooling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113736937A true CN113736937A (en) | 2021-12-03 |
| CN113736937B CN113736937B (en) | 2022-11-15 |
Family
ID=78731920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110959028.8A Active CN113736937B (en) | 2021-08-20 | 2021-08-20 | Cooler protection device and cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113736937B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202766548U (en) * | 2012-08-28 | 2013-03-06 | 南通宝钢钢铁有限公司 | Miniature cooler of shaft furnace |
| WO2015051455A1 (en) * | 2013-10-08 | 2015-04-16 | Hatch Ltd. | Furnace cooling system with thermally conductive joints between cooling elements |
| CN106086264A (en) * | 2016-08-24 | 2016-11-09 | 安徽马钢重型机械制造有限公司 | A kind of replaceable cooling column of blast furnace of high-strength wearable eddy flow and application thereof |
| CN209669269U (en) * | 2019-03-13 | 2019-11-22 | 王卫红 | A kind of repairing type cooler suitable for cooling wall blast furnace later maintenance |
-
2021
- 2021-08-20 CN CN202110959028.8A patent/CN113736937B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202766548U (en) * | 2012-08-28 | 2013-03-06 | 南通宝钢钢铁有限公司 | Miniature cooler of shaft furnace |
| WO2015051455A1 (en) * | 2013-10-08 | 2015-04-16 | Hatch Ltd. | Furnace cooling system with thermally conductive joints between cooling elements |
| CN106086264A (en) * | 2016-08-24 | 2016-11-09 | 安徽马钢重型机械制造有限公司 | A kind of replaceable cooling column of blast furnace of high-strength wearable eddy flow and application thereof |
| CN209669269U (en) * | 2019-03-13 | 2019-11-22 | 王卫红 | A kind of repairing type cooler suitable for cooling wall blast furnace later maintenance |
Non-Patent Citations (3)
| Title |
|---|
| 李宏文: "昆钢四高炉安装微型冷却器实践", 《云南冶金》 * |
| 梁利生等: "宝钢3号高炉长寿技术实践", 《钢铁》 * |
| 谢明辉等: "鞍钢3200 m~3高炉铜冷却壁破损维护实践", 《鞍钢技术》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113736937B (en) | 2022-11-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR112014011858B1 (en) | SCORER SUPPLY CONTAINER FOR USE IN ELECTRICAL OVEN FOR STEEL SCORING REDUCTION PROCESSING | |
| EP2693144B1 (en) | Roof for electric furnace | |
| CN113736937B (en) | Cooler protection device and cooling system | |
| CN211248735U (en) | Auxiliary suspension frame for carbon dioxide arc welding | |
| CN219551196U (en) | Quick replacement mechanism for slag removing head and slag removing machine | |
| JP2007154215A (en) | Burner apparatus for drying ladle | |
| CN214115611U (en) | Device capable of replacing gas supply protection system for converter bottom | |
| JP5920026B2 (en) | Hot installation method of converter bottom blowing tuyere | |
| CN210030778U (en) | High-reliability converter slag trap and converter | |
| CN219342183U (en) | Blast furnace high-pressure poking and opening stemming manipulator | |
| KR100777234B1 (en) | Eccentric bottom tapping opener of electrode arc furnace | |
| CN216550504U (en) | Furnace front tapping machine drill rod positioning and guiding device and furnace front tapping machine | |
| JP2014070266A (en) | Maintenance method of converter spout | |
| CN207703004U (en) | A kind of Slag Tool | |
| US20230175779A1 (en) | Side-supported cantilever furnace roof | |
| CN220265755U (en) | Movable and fixed heat-insulating tempering furnace | |
| CN115382122B (en) | Self-locking structure, safety protection structure and mounting and dismounting method | |
| JPH08157935A (en) | Addition of calcium based wire to molten steel | |
| CN216028688U (en) | Gas shielded arc welding back protection frock | |
| CN210711388U (en) | Replaceable material cup loading device | |
| JP2004099952A (en) | Device for removing skull on tuyere part in blast furnace and rod | |
| CN216337756U (en) | Device for repairing iron runner head | |
| CN216668327U (en) | Electrode holder for refining furnace | |
| CN208346027U (en) | The Cooling protector of glass melting furnace | |
| CN210306240U (en) | Nozzle fine-tuning mechanism of nozzle electroslag welder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |