CN117467809A - Processing method of vertex angle reinforced cooling wall and cooling wall thereof - Google Patents
Processing method of vertex angle reinforced cooling wall and cooling wall thereof Download PDFInfo
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- CN117467809A CN117467809A CN202311774946.9A CN202311774946A CN117467809A CN 117467809 A CN117467809 A CN 117467809A CN 202311774946 A CN202311774946 A CN 202311774946A CN 117467809 A CN117467809 A CN 117467809A
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- 238000001816 cooling Methods 0.000 title claims abstract description 105
- 238000003672 processing method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 138
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000003466 welding Methods 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 32
- 239000010959 steel Substances 0.000 claims description 32
- 239000000498 cooling water Substances 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000005452 bending Methods 0.000 abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 239000011449 brick Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/10—Cooling; Devices therefor
-
- 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
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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 application relates to a processing method of a vertex angle reinforced cooling wall and the cooling wall thereof, wherein the processing method comprises the following steps: step 100: respectively processing and installing counter bores at each vertex angle of one side of the cold surface of the cooling wall; step 200: respectively sealing and welding the processed micro coolers on the positions of the mounting counter bores; step 300: sequentially sealing and welding a communicating water pipe with a water inlet pipe and a water outlet pipe of each micro cooler so as to connect the micro coolers at each vertex angle in series; step 400: and extending the input end and the output end of the communicating water pipe along the direction away from the back surface of the cooling wall by a preset distance. According to the cooling wall, the micro cooler is arranged at the vertex angle of the cooling wall to enhance the cooling effect of the vertex angle part of the cooling wall, so that the vertex angle part can be effectively prevented from bending deformation, the sufficient heat exchange can accelerate the rapid slagging of the vertex angle part, and the service life of the cooling wall can be effectively prolonged.
Description
Technical Field
The application relates to the technical field of blast furnace cooling equipment, in particular to a processing method of a vertex angle enhanced cooling wall and the cooling wall thereof.
Background
In general, a blast furnace has a steel plate as a furnace shell, and a refractory brick lining is built in the shell, and in order to facilitate smooth heat transfer from the blast furnace, a cooling wall is required to be provided between the furnace shell and the refractory brick lining to conduct heat. The cooling wall is internally provided with a water flow channel, and the cooling wall is cooled through water flow circulation, so that the hot surface of the cooling wall is quickly slagging, and the cooling wall is protected.
However, in the manufacturing process of the cooling wall, the design and the specific processing technology of the cooling wall structure are limited, the cooling effect of cooling water on the edge position of the cooling wall, especially on the top corner position of the cooling wall is poor, the temperature difference of the cooling wall at the edge position is larger than that of the center area of the cooling wall, the phenomenon that the top corner of the cooling wall is gradually bent into the furnace occurs, and further slag layers at the top corner position are peeled off. Once the slag layer at the top corner is peeled off, the copper surface at the top corner is continuously caused to be in direct contact with furnace burden and gas flow. When the top corner is not sufficiently cooled, the cooling wall is difficult to be rapidly slagging-protected, so that the top corner is continuously subjected to direct abrasion of furnace burden and scouring of gas flow, water channels are easy to penetrate, water leakage is easy to occur, and the cooling wall is damaged. In view of this situation, the art has delayed the deformation of the stave edges by developing copper steel composite deformation resistant staves and pure copper inlaid steel strip deformation resistant staves. However, there is no better solution to the problem that the temperature difference between the top angle of the cooling wall and the central area is large.
Therefore, the cooling wall and the corresponding processing method thereof for enhancing the cooling of the top angle of the cooling wall, thereby delaying the deformation of the top angle of the cooling wall and prolonging the service life of the cooling wall are technical problems to be solved.
Disclosure of Invention
Aiming at the technical problems in the prior art, the application provides a processing method of a vertex angle enhanced cooling wall and a cooling wall thereof, and the cooling of the vertex angle of the cooling wall is enhanced by installing a micro cooler on the cold surface of the cooling wall, so that the service life of the cooling wall is prolonged.
The processing method of the vertex angle reinforced cooling wall comprises the following steps: step 100: respectively processing and installing counter bores at each vertex angle of one side of the cold surface of the cooling wall; step 200: respectively sealing and welding the processed micro coolers on the positions of the mounting counter bores; step 300: sequentially sealing and welding a communicating water pipe with a water inlet pipe and a water outlet pipe of each micro cooler so as to connect the micro coolers at each vertex angle in series; step 400: and extending the predetermined distance between the input end and the output end of the communicating water pipe along the direction away from the cold surface of the cooling wall.
Optionally, in step 400, the predetermined distance is greater than the thickness of the metallurgical furnace shell, such that both the inlet end and the outlet end of the communicating water pipe can extend outside the furnace shell, according to an embodiment of the present application.
According to an embodiment of the present application, optionally, the material of the communicating water pipe is a metal hose, and is welded with the water inlet pipe and the water outlet pipe in a sealing manner.
According to an embodiment of the present application, optionally, the method for processing the micro cooler in step 200 further includes: step 210: intercepting two sections from a first steel pipe to serve as a water inlet pipe and a water outlet pipe of the micro cooler respectively; step 220: a section of the micro cooler body is taken from a second steel pipe, water inlet holes and water outlet holes are respectively formed in two sides of the micro cooler body, one end, away from the cold surface of the cooling wall, of the micro cooler body is a sealing end, and the diameter of the second steel pipe is larger than that of the first steel pipe; the sizes of the water inlet hole and the water outlet hole are matched with the sizes of the water inlet pipe and the water outlet pipe in the step 210, and the angles between the centers of the water inlet hole and the water outlet hole and the connecting line between the centers of the micro cooler main body reach preset angles; step 230: selecting a steel plate with the width smaller than or equal to the diameter of the second steel pipe as a baffle plate, and arranging the baffle plate in the micro cooler body to be in contact with the sealing end; step 240: and respectively assembling and welding the water inlet pipe, the water outlet pipe and the baffle plate with the micro cooler main body to form the micro cooler.
Optionally, in step 240, seal welding is performed between the water inlet pipe and the water inlet hole, and between the water outlet pipe and the water outlet hole.
Optionally, in step 220, a seal weld is performed with the micro cooler body by a round steel plate having the same cross-sectional shape as the second steel tube to form a sealed end of the micro cooler body.
According to an embodiment of the present application, optionally, the diameter of the first steel pipe is 10-30mm; the diameter of the second steel pipe is 30-50mm.
Optionally, in step 220, the predetermined angle is 60 ° -120 °.
According to an embodiment of the present application, optionally, the length of the baffle is greater than or equal to the length of the micro cooler body.
The application also provides a cooling wall manufactured by the processing method, which comprises the following steps: the cooling wall comprises a cooling wall body, wherein a water channel groove is formed in the cooling wall body, and a water channel cover, a water inlet and a water outlet are covered on the water channel groove; wherein, cooling water is followed the water inlet gets into the water course groove, follow the delivery port flows out the water course groove still includes: a plurality of micro coolers are arranged at the vertex angle of one side of the cold surface of the cooling wall main body, are arranged at the positions of mounting counter bores on the cold surface of the cooling wall main body, and are connected with the cooling wall main body; a plurality of the micro coolers includes: the cooler comprises a cooler main body, a water inlet pipe and a water outlet pipe which are fixedly arranged at two sides of the cooler main body, and a guide plate which is fixedly arranged in the cooler main body; the communication water pipes are sequentially connected with the micro coolers, one end of each communication water pipe is an input end, and the other end of each communication water pipe is an output end; the cooling water enters the communicating water pipe from the input end, flows through each micro cooler through the communicating water pipe, and flows out of the communicating water pipe from the output end.
According to an embodiment of the present application, optionally, the cooler body is located in the mounting counterbore, and a transition fit is provided between an outer diameter of the cooler body and an inner diameter of the mounting counterbore.
According to the processing method of the vertex angle enhanced cooling wall and the cooling wall thereof, the micro cooler is arranged at the vertex angle of the cooling wall to enhance cooling of the vertex angle part of the cooling wall, bending deformation of the vertex angle part caused by overlarge temperature difference with the central area of the cooling wall can be effectively prevented, meanwhile, sufficient heat exchange can accelerate rapid slagging of the vertex angle part, and the service life of the cooling wall can be effectively prolonged.
Drawings
Preferred embodiments of the present application will be described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic illustration of a method of machining a corner enhancement stave according to one embodiment of the present application;
FIG. 2 is a schematic diagram of a method of fabricating a micro-cooler according to one embodiment of the present application;
FIG. 3 is a schematic view of the overall structure of a stave according to one embodiment of the present application;
FIG. 4 is a schematic diagram of the micro cooler of one embodiment of the present application;
FIG. 5 is a view in the A direction of FIG. 4;
FIG. 6 is a C-C cross-sectional view of FIG. 5;
FIG. 7 is a schematic view of the flow of cooling water through the interior of the micro cooler.
Reference numerals:
10. a stave body; 11. a water inlet; 12. a water outlet; 20. a micro cooler; 90. installing a counter bore; 201. a cooler body; 202. a water inlet pipe; 203. a water outlet pipe; 204. a deflector; 30. a communicating water pipe; 301. an input end; 302. and an output terminal.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
In the following detailed description, reference is made to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration specific embodiments in which the application may be practiced. In the drawings, like reference numerals describe substantially similar components throughout the different views. Various specific embodiments of the present application are described in sufficient detail below to enable those skilled in the art to practice the teachings of the present application. It is to be understood that other embodiments may be utilized or structural, logical, or electrical changes may be made to the embodiments of the present application.
As shown in fig. 1 and in combination with fig. 3 to 5, the present application provides a method for processing a vertex angle reinforced cooling wall, including the steps of 100: respectively processing and installing counter bores at each vertex angle of one side of the cold surface of the cooling wall; step 200: respectively sealing and welding the processed micro coolers on the positions of the mounting counter bores; step 300: sequentially sealing and welding a communicating water pipe with a water inlet pipe and a water outlet pipe of each micro cooler so as to connect the micro coolers at each vertex angle in series; step 400: and extending the predetermined distance between the input end and the output end of the communicating water pipe along the direction away from the cold surface of the cooling wall.
In some embodiments, in step 400, the predetermined distance of the communicating water pipe in a direction away from the cold face of the stave is greater than the thickness of the metallurgical furnace shell such that both the input end and the output end of the communicating water pipe can extend outside the furnace shell.
According to the processing method for the vertex angle enhanced cooling wall, the micro cooler is arranged at the vertex angle of the cooling wall to enhance cooling of the vertex angle part of the cooling wall, bending deformation of the vertex angle part caused by overlarge temperature difference with the central area of the cooling wall can be effectively prevented, meanwhile, sufficient heat exchange can accelerate rapid slagging of the vertex angle part, and the service life of the cooling wall can be effectively prolonged.
Specifically, as further shown in fig. 1 and in conjunction with fig. 3, in some embodiments, the water communication pipe 30 is made of a metal hose, and is sealed and welded with the water inlet pipe 202 and the water outlet pipe 203.
Referring to fig. 2 to 7, the method for processing the micro cooler in step 200 further includes: step 210: intercepting two sections from a first steel pipe to serve as a water inlet pipe and a water outlet pipe of the micro cooler respectively; step 220: a section is taken from a second steel pipe as a micro cooler main body, water inlet holes and water outlet holes are respectively formed in two sides of the micro cooler main body, and one end of the micro cooler main body, which is far away from the cold surface of the cooling wall, is a sealing end; in order to facilitate the sealing and welding of the water inlet pipe and the water outlet pipe on the two sides of the micro cooler main body, the sizes of the water inlet hole and the water outlet hole are matched with the sizes of the water inlet pipe and the water outlet pipe in the step 210, and the angles between the centers of the water inlet hole and the water outlet hole and the center connecting line of the micro cooler main body respectively reach a preset angle, so that the purposes that cooling water flows into the micro cooler main body through the water inlet hole and then flows out of the micro cooler main body from the water outlet hole on the other side after fully exchanging heat in the micro cooler main body are achieved; step 230: selecting a steel plate with the width smaller than or equal to the diameter of the second steel pipe as a baffle plate, and arranging the baffle plate in the micro cooler body to be in contact with the sealing end; step 240: and respectively assembling and welding the water inlet pipe, the water outlet pipe and the baffle plate with the micro cooler main body to form the micro cooler.
The miniature cooler has a small structure, cooling of the top angle of the cooling wall can be enhanced by circulating cooling water after being installed in the installation counter bore, and the internal baffle can effectively conduct flow guide. When cooling water enters the micro cooler body from the water inlet pipe, the cooling water flows into the lower part of the micro cooler body along the baffle plate, passes through a gap between the mounting counter bore and the baffle plate, flows into the upper part of the micro cooler body along the baffle plate, and flows out of the micro cooler from the water outlet pipe. In order to facilitate processing, steel pipes with different diameters are cut and welded with a steel plate in a splicing and sealing manner to form the micro cooler, and the micro cooler is not limited to the cutting method in practical application, and materials and shape structures of the micro cooler can be selected according to practical requirements.
As shown in fig. 2 to 7, in the step 240, the water inlet pipe and the water outlet pipe are sealed and welded on the water inlet hole and the water outlet hole so that the cooling water does not leak outside. In the step 220, a seal welding is performed with the micro cooler body through a circular steel plate having the same cross-sectional shape as the second steel pipe, so as to form a sealed end of the micro cooler body.
The processing method of the vertex angle enhanced cooling wall provided by the embodiment of the application is concise in steps, can be used for directly punching at four vertex angles of the cold surface of the existing cooling wall, and can be completed by installing the micro cooler and connecting the micro cooler at the four vertex angles through the metal hose. The processing method is suitable for various existing cooling walls, such as pure copper cooling walls or copper steel composite cooling walls commonly used in the existing blast furnace, a water channel is not required to be independently arranged, and the cooling wall which is produced and is ready to be put into use can be directly and simply modified to prepare a novel cooling wall capable of enhancing the cooling effect of the top angle. In addition, the miniature cooler in the embodiment of the application can be produced in batches, and therefore, the processing method of the vertex angle enhanced cooling wall can effectively save processing and design cost, improve production efficiency and prolong the service life of the cooling wall.
As shown in fig. 3, the present application further proposes a stave manufactured by the above-mentioned processing method, comprising: the cooling wall comprises a cooling wall body 10, wherein a water channel groove (not shown in the figure) is formed in the cooling wall body 10, and a water channel cover (not shown in the figure) as well as a water inlet 11 and a water outlet 12 which are fixedly arranged on the water channel cover are covered on the water channel groove; wherein, the cooling water enters the water channel groove from the water inlet 11 and flows out of the water channel groove from the water outlet 12.
As shown in fig. 3 and in conjunction with fig. 4 to 7, the stave according to the embodiment of the present application further includes: the top angle of the cold surface of the cooling wall main body is provided with a plurality of micro coolers 20, and the micro coolers 20 are arranged at the positions of mounting counter bores 90 on the cold surface of the cooling wall main body 10 and are connected with the cooling wall main body 10. The plurality of micro coolers 20 includes: a cooler main body 201, a water inlet pipe 202 and a water outlet pipe 203 which are fixedly arranged at two sides of the cooler main body 201, and a guide plate 204 which is fixedly arranged in the cooler main body 201; and a communicating water pipe 30 sequentially connected with each micro cooler, wherein one end of the communicating water pipe is an input end 301, and the other end is an output end 302. Wherein cooling water enters the communication water pipe 30 from the input end 301 and flows through each of the micro coolers 20 through the communication water pipe 30, and flows out of the communication water pipe 30 from the output end 302.
Optionally, according to an embodiment of the present application, the cooler body 201 is located in the mounting counterbore 90, and there is a transition fit between an outer diameter of the cooler body 201 and an inner diameter of the mounting counterbore 90.
In use, the stave of the present embodiment has the inner water channel running cooling water to cool the central region of the stave body 10. In addition, cooling water enters from the input end 301 of the communicating water pipe 30, and flows through the micro coolers 20 at the top corners of the respective cooling walls through the communicating water pipe 30. As shown in connection with fig. 6 and 7, the flow process of the cooling water in the micro cooler 20 is as follows: the cooling water flows into the water inlet pipe 202 from the communicating water pipe 30, enters the water inlet cavity in the micro cooler main body 201 through the water inlet holes, then flows downwards along the guide plate 204, flows to the water outlet cavity from the gap between the guide plate 204 and the mounting counter bore 90, and continuously flows upwards along the guide plate 204 for heat exchange until flowing out from the water outlet pipe 203 of the micro cooler 20, and the heat exchange of one vertex angle of the cooling wall is enhanced. The guide plate 204 in the micro cooler 20 serves as a guide plate to sufficiently exchange heat of cooling water in the micro cooler 20, so that a dead water area is not formed, and the cooling effect on the top angle of the cooling wall is effectively enhanced. As shown in fig. 6 and 7, in some embodiments, the length of the baffle 204 is greater than or equal to the length of the micro cooler body 201, so that heat can be exchanged more fully, and a dead water region in the micro cooler body can be avoided.
In summary, according to the processing method of the vertex angle enhanced cooling wall and the cooling wall thereof, the micro cooler is arranged at the vertex angle of the cooling wall to enhance the cooling effect of the vertex angle part of the cooling wall, so that the vertex angle part can be effectively prevented from bending and deforming, the sufficient heat exchange can accelerate the rapid slagging of the vertex angle part, and the service life of the cooling wall can be effectively prolonged.
The above embodiments are provided for illustrating the present application and are not intended to limit the present application, and various changes and modifications can be made by one skilled in the relevant art without departing from the scope of the present application, therefore, all equivalent technical solutions shall fall within the scope of the present disclosure.
Claims (11)
1. A method of machining a corner reinforcing stave, comprising:
step 100: respectively processing and installing counter bores at each vertex angle of one side of the cold surface of the cooling wall;
step 200: respectively sealing and welding the processed micro coolers on the positions of the mounting counter bores;
step 300: sequentially sealing and welding a communicating water pipe with a water inlet pipe and a water outlet pipe of each micro cooler so as to connect the micro coolers at each vertex angle in series;
step 400: and extending the predetermined distance between the input end and the output end of the communicating water pipe along the direction away from the cold surface of the cooling wall.
2. The method of claim 1, wherein in step 400, the predetermined distance is greater than the thickness of the metallurgical furnace shell such that both the inlet and outlet ends of the communicating water pipe extend outside the metallurgical furnace shell.
3. The method of claim 1, wherein the water pipe is a metal hose and is welded with the water inlet pipe and the water outlet pipe in a sealing manner.
4. The method of fabricating a corner enhancement stave according to claim 1, characterized in that said method of fabricating a micro cooler in step 200 further comprises:
step 210: intercepting two sections of pipe bodies from a first steel pipe to serve as a water inlet pipe and a water outlet pipe of the micro cooler respectively;
step 220: a section of pipe body is taken from a second steel pipe as a micro cooler main body, water inlet holes and water outlet holes are respectively formed in two sides of the micro cooler main body, one end, far away from the cold surface of the cooling wall, of the micro cooler main body is a sealing end, and the diameter of the second steel pipe is larger than that of the first steel pipe;
the sizes of the water inlet hole and the water outlet hole are matched with the sizes of the water inlet pipe and the water outlet pipe in the step 210, and angles between the centers of the water inlet hole and the water outlet hole and the connecting line between the centers of the micro cooler main body are set according to preset angles;
step 230: selecting a steel plate with the width smaller than or equal to the diameter of the second steel pipe as a baffle plate, and arranging the baffle plate in the micro cooler body to be in contact with the sealing end;
step 240: and respectively assembling and welding the water inlet pipe, the water outlet pipe and the baffle plate with the micro cooler main body to form the micro cooler.
5. The method according to claim 4, wherein in the step 240, the water inlet pipe and the water inlet hole, and the water outlet pipe and the water outlet hole are sealed and welded.
6. The method of manufacturing a corner reinforcing stave according to claim 4, wherein in said step 220, seal welding is performed with said micro cooler body by a circular steel plate having the same cross-sectional shape as said second steel pipe to form a sealed end of said micro cooler body.
7. The method of fabricating a corner enhancement stave according to claim 4, characterized in that said first steel pipe has a diameter of 10-30mm; the diameter of the second steel pipe is 30-50mm.
8. The method of fabricating a corner enhancement stave according to claim 4, characterized in that in said step 220, said predetermined angle is 60 ° -120 °.
9. The method of claim 4, wherein the baffle has a length greater than or equal to the length of the micro cooler body.
10. A stave manufactured by the processing method according to any one of claims 1 to 9, comprising a stave main body, wherein a water channel groove is provided in the interior of the stave main body, and a water channel cover and a water inlet and a water outlet provided on the water channel cover are covered on the water channel groove; wherein, cooling water is followed the water inlet gets into the water course groove, follow the delivery port flows out the water course groove still includes:
a plurality of micro coolers are arranged at the vertex angle of one side of the cold surface of the cooling wall main body, are arranged at the positions of mounting counter bores on the cold surface of the cooling wall main body, and are connected with the cooling wall main body;
a plurality of the micro coolers includes: the cooler comprises a cooler main body, a water inlet pipe and a water outlet pipe which are fixedly arranged at two sides of the cooler main body, and a guide plate which is fixedly arranged in the cooler main body;
the communication water pipes are sequentially connected with the micro coolers, one end of each communication water pipe is an input end, and the other end of each communication water pipe is an output end; the cooling water enters the communicating water pipe from the input end, flows through each micro cooler through the communicating water pipe, and flows out of the communicating water pipe from the output end.
11. The stave of claim 10 wherein the cooler body is located within the mounting counterbore with a transition fit between an outer diameter of the cooler body and an inner diameter of the mounting counterbore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311774946.9A CN117467809B (en) | 2023-12-22 | 2023-12-22 | Processing method of vertex angle reinforced cooling wall and cooling wall thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311774946.9A CN117467809B (en) | 2023-12-22 | 2023-12-22 | Processing method of vertex angle reinforced cooling wall and cooling wall thereof |
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| CN117467809A true CN117467809A (en) | 2024-01-30 |
| CN117467809B CN117467809B (en) | 2024-07-09 |
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| CN212316153U (en) * | 2020-07-02 | 2021-01-08 | 中冶华天南京工程技术有限公司 | Steel cooling wall with combined pipe wall and channel |
| CN216550503U (en) * | 2021-12-29 | 2022-05-17 | 汕头华兴冶金设备股份有限公司 | Water pipe reinforced copper cooling wall |
| CN114908205A (en) * | 2022-04-22 | 2022-08-16 | 北京科技大学 | A blast furnace micro cooler |
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2023
- 2023-12-22 CN CN202311774946.9A patent/CN117467809B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002180113A (en) * | 2000-10-04 | 2002-06-26 | Nippon Steel Corp | Stove cooler for blast furnace |
| CN202766548U (en) * | 2012-08-28 | 2013-03-06 | 南通宝钢钢铁有限公司 | Miniature cooler of shaft furnace |
| CN203904373U (en) * | 2014-04-28 | 2014-10-29 | 宝山钢铁股份有限公司 | Repairing cooler suitable for later maintenance of cooling wall blast furnace |
| CN211848025U (en) * | 2020-03-25 | 2020-11-03 | 山东天铭重工科技股份有限公司 | Cooling wall for optimizing corner cooling |
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| CN117467809B (en) | 2024-07-09 |
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