CN216337774U - Wear-resistant converter charging hole - Google Patents
Wear-resistant converter charging hole Download PDFInfo
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- CN216337774U CN216337774U CN202122593257.0U CN202122593257U CN216337774U CN 216337774 U CN216337774 U CN 216337774U CN 202122593257 U CN202122593257 U CN 202122593257U CN 216337774 U CN216337774 U CN 216337774U
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- charge door
- converter
- connecting pipe
- material blocking
- rib plate
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Abstract
The utility model discloses a wear-resistant converter charging hole which comprises a charging hole shell, a material blocking rib plate and a material stagnation groove, wherein a first water inlet pipe is arranged on one side of the top end of the charging hole shell, a first water outlet pipe is arranged on one side of the bottom end of the charging hole shell, and a second water inlet pipe and a second water outlet pipe are embedded in the middle of the side wall of the charging hole shell. This wear-resisting converter charge door, through the setting of material blocking gusset and stagnant silo, when the material flows through the converter charge door from the feed bin gliding, partial material can be blocked in the stagnant silo by material blocking gusset promptly, and fill up stagnant silo and form the material wearing and tearing layer, during follow-up unloading, new material can slide on the material wearing and tearing layer promptly and get into the converter, the direct and converter charge door body contact friction of material of having avoided the gliding, greatly reduced the frictional damage of material gliding to the converter charge door, effectively improve the life of converter charge door.
Description
Technical Field
The utility model belongs to the technical field of metallurgical equipment, and particularly relates to a wear-resistant converter charging hole.
Background
Converter steelmaking is a main steelmaking process in the steel making industry at present, materials such as lime, dolomite, sinter, pellet ore and the like need to be added into a converter in the converter steelmaking process, and the materials are conveyed to a charging opening of the converter through a feed pipe of the converter and then enter the converter. In the charging process of the converter, materials slide downwards under the action of gravity, and have large friction damage to objects in contact with the materials, the charging hole of the converter is closer to the furnace mouth of the converter and is welded with the smoke hood of the converter, a water cooling system is arranged inside the charging hole, water leakage can be caused if the materials are excessively worn, potential safety hazards exist in converter production, the converter needs to be stopped for maintenance at the moment, the normal operation period of the converter is influenced, and therefore the wear-resistant charging hole of the converter is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a wear-resistant converter charging hole, which has the advantages of effectively solving the problem that the converter charging hole is easy to wear, prolonging the overhaul period of the converter, stabilizing the production efficiency of the converter and the like, and solves the problems provided in the background technology.
The utility model provides the following technical scheme: a wear-resistant converter charging opening comprises a charging opening shell, a material blocking rib plate and a material stagnation groove, wherein a first water inlet pipe is arranged on one side of the top end of the charging opening shell, a first water outlet pipe is arranged on one side of the bottom end of the charging opening shell, a second water inlet pipe and a second water outlet pipe are embedded in the middle of the side wall of the charging opening shell, the other ends of the second water inlet pipe and the second water outlet pipe extend to the outer side of the charging opening shell, the material blocking rib plate is uniformly connected to the inner wall of the charging opening shell, the material stagnation groove is uniformly arranged on the inner wall of the charging opening shell, the material blocking rib plate and the material stagnation groove are alternately arranged, the height of the material stagnation groove is 30-50mm, and through the arrangement of the material blocking rib plate and the material stagnation groove, when a material slides down from the material storage hopper to flow through the charging opening of a converter, part of the material can be blocked in the material stagnation groove by the material blocking rib plate and is filled with the material stagnation groove to form a material wear layer, during subsequent blanking, new materials can slide on the material abrasion layer to enter the converter, the direct contact friction between the gliding materials and the body of the charging opening of the converter is avoided, the friction damage of the gliding materials to the charging opening of the converter is greatly reduced, and the service life of the charging opening of the converter is effectively prolonged.
Further, the inner chamber of charge door casing is equipped with the cooling chamber, the one end in cooling chamber is connected with the one end of first inlet tube, the other end in cooling chamber is connected with the one end of first outlet pipe, just the shape in cooling chamber is the screw-tupe, through the setting of cooling chamber shape, has improved the area of contact of coolant liquid with the charge door casing, the cooling of the material of being convenient for.
Further, the inner wall of charge door casing is equipped with the constant head tank, the inside of charge door casing evenly is equipped with connecting pipe one and connecting pipe two, the constant head tank is located the inboard of connecting pipe one and connecting pipe two, the one end of connecting pipe one extends to the inner chamber of second inlet tube, the one end of connecting pipe two extends to the inner chamber of second outlet pipe.
Furthermore, the material blocking rib plate is a low-alloy steel plate with the thickness of 15-25mm and the width of 30-40mm, the material blocking rib plate is perpendicular to the falling direction of the material, the material blocking rib plate is hollow, the inner cavity of the material blocking rib plate is uniformly connected with reinforcing columns, the strength of the material blocking rib plate can be improved through the arrangement of the reinforcing columns, the use of the material blocking rib plate is facilitated, one side of the side wall of the material blocking rib plate is provided with a groove, the middle part of the inner cavity of the groove is connected with a partition plate, the partition plate is matched with the inner cavity of the positioning groove, the position of the material blocking rib plate is conveniently determined through the arrangement of the partition plate and the positioning groove, in the process that the material blocking rib plate is fixed with the charging opening shell in a welding mode, the water inlet can be tightly attached to the first connecting pipe, the water outlet can be tightly attached to the second connecting pipe, cooling liquid can flow in the inner cavity of the material blocking rib plate, and the speed of material reduction is improved, and the inner cavity of the groove is divided into a water inlet and a water outlet by the partition plate, the outer surface of the water inlet is tightly attached to the other end of the first connecting pipe, and the outer surface of the water outlet is tightly attached to the other end of the second connecting pipe.
Has the advantages that:
1. this wear-resisting converter charge door, through the setting of material blocking gusset and stagnant silo, when the material flows through the converter charge door from the feed bin gliding, partial material can be blocked in the stagnant silo by material blocking gusset promptly, and fill up stagnant silo and form the material wearing and tearing layer, during follow-up unloading, new material can slide on the material wearing and tearing layer promptly and get into the converter, the direct and converter charge door body contact friction of material of having avoided the gliding, greatly reduced the frictional damage of material gliding to the converter charge door, effectively improve the life of converter charge door.
2. This wear-resisting converter charge door through the setting of division board and constant head tank, is convenient for confirm the position of hindering material gusset, makes the in-process that hinders material gusset and charge door casing fixed through the welded mode, and the water inlet can closely laminate with connecting pipe one, and the outlet can closely laminate with connecting pipe two, and the coolant liquid can flow in the inner chamber of hindering material gusset, improves the speed that the material reduced.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1 according to the present invention;
FIG. 3 is a schematic cross-sectional view of a feed port housing of the present invention;
FIG. 4 is a schematic view of a structural material blocking rib plate of the present invention;
FIG. 5 is a schematic cross-sectional view of the material blocking rib plate of the structure of the present invention.
In the figure: 1. a feed inlet housing; 2. a reinforcement column; 3. a cooling chamber; 4. a material blocking rib plate; 5. a material stagnation groove; 6. a first water inlet pipe; 7. a second water inlet pipe; 8. a second water outlet pipe; 9. a first water outlet pipe; 10. positioning a groove; 11. a second connecting pipe; 12. a first connecting pipe; 13. a water outlet; 14. a water inlet; 15. a partition plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a wear-resistant converter charging opening comprises a charging opening shell 1, a material blocking rib plate 4 and a material stagnation groove 5, wherein a first water inlet pipe 6 is arranged on one side of the top end of the charging opening shell 1, a first water outlet pipe 9 is arranged on one side of the bottom end of the charging opening shell 1, a second water inlet pipe 7 and a second water outlet pipe 8 are embedded in the middle of the side wall of the charging opening shell 1, the other ends of the second water inlet pipe 7 and the second water outlet pipe 8 extend to the outer side of the charging opening shell 1, the material blocking rib plate 4 is uniformly connected to the inner wall of the charging opening shell 1, the material stagnation groove 5 is uniformly arranged on the inner wall of the charging opening shell 1, the material blocking rib plate 4 and the material stagnation groove 5 are alternately arranged, the height of the material stagnation groove 5 is 30-50mm, when a material slides down from the charging opening of the converter from the charging opening through the material blocking rib plate 4 and the material stagnation groove 5, part of the material blocking rib plate is blocked in the material stagnation groove, and the material stagnation groove is filled with a material abrasion layer formed, during subsequent blanking, new materials can slide on the material abrasion layer to enter the converter, the direct contact friction between the gliding materials and the body of the charging opening of the converter is avoided, the friction damage of the gliding materials to the charging opening of the converter is greatly reduced, and the service life of the charging opening of the converter is effectively prolonged.
Referring to fig. 2, the inner cavity of the charging opening housing 1 is provided with a cooling cavity 3, one end of the cooling cavity 3 is connected with one end of a first water inlet pipe 6, the other end of the cooling cavity 3 is connected with one end of a first water outlet pipe 9, the cooling cavity 3 is spiral, and the shape of the cooling cavity 3 is arranged, so that the contact area between the cooling liquid and the charging opening housing is increased, and the cooling of the material is facilitated.
Referring to fig. 3, a positioning groove 10 is formed in an inner wall of the charging port casing 1, a first connecting pipe 12 and a second connecting pipe 11 are uniformly arranged inside the charging port casing 1, the positioning groove 10 is located inside the first connecting pipe 12 and the second connecting pipe 11, one end of the first connecting pipe 12 extends into an inner cavity of the second water inlet pipe 7, and one end of the second connecting pipe 11 extends into an inner cavity of the second water outlet pipe 8.
Referring to fig. 4 and 5, the material blocking rib plate 4 is a low alloy steel plate with the thickness of 15-25mm and the width of 30-40mm, the material blocking rib plate 4 is perpendicular to the falling direction of the material, the material blocking rib plate 4 is hollow, the inner cavity of the material blocking rib plate 4 is uniformly connected with the reinforcing columns 2, the strength of the material blocking rib plate 4 can be improved through the arrangement of the reinforcing columns 2, the use of the material blocking rib plate 4 is facilitated, one side of the side wall of the material blocking rib plate 4 is provided with a slot, the middle part of the inner cavity of the slot is connected with a partition plate 15, the partition plate 15 is matched with the inner cavity of the positioning slot 10, the position of the material blocking rib plate 4 is conveniently determined through the arrangement of the partition plate 15 and the positioning slot 10, in the process that the material blocking rib plate 4 is fixed with the charging opening shell 1 in a welding mode, the water inlet 14 can be tightly attached to the first connecting pipe 12, the water outlet 13 can be tightly attached to the second connecting pipe 11, the cooling liquid can flow in the inner cavity of the material blocking rib plate 4, the speed of material reduction is improved, the inner cavity of the groove is divided into a water inlet 14 and a water outlet 13 by the partition plate 15, the outer surface of the water inlet 14 is tightly attached to the other end of the first connecting pipe 12, and the outer surface of the water outlet 13 is tightly attached to the other end of the second connecting pipe 11.
The working principle is as follows: when the converter is used, in the 150 t-turn smelting process, when materials need to be added, the materials enter the flow pipe from the storage bin, then enter the charging opening of the converter through the flow pipe, and finally fall into the converter. When the materials slide down from the storage bin and flow through the charging opening of the converter, part of the materials are blocked in the material blocking groove 5 by the material blocking rib plate 4, and the material stagnation groove 5 is filled to form a material abrasion layer, when in subsequent blanking, new materials can slide on the material abrasion layer to enter the converter, the direct contact friction between the gliding materials and the charging opening body of the converter is avoided, the friction damage of the gliding materials to the charging opening of the converter is greatly reduced, the service life of the charging opening of the converter is effectively prolonged, and in the material adding process, the second water inlet pipe 7 and the first water inlet pipe 6 are filled with cooling liquid, the cooling liquid enters the cooling cavity 3 along the first water inlet pipe 6, the cooling liquid enters the inner cavity of the material blocking rib plate 4 along the second water inlet pipe 7 and the first connecting pipe 12, the cooling liquid and the material generate heat exchange, the temperature of the material is reduced, and the cooling liquid after the heat exchange is discharged from the first water outlet pipe 9 and the second water outlet pipe 8.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a wear-resisting converter charge door, includes charge door casing (1), hinders material gusset (4) and hold up silo (5), its characterized in that: the inner chamber of charge door casing (1) is equipped with cooling chamber (3), the one end in cooling chamber (3) is connected with the one end of first inlet tube (6), the other end in cooling chamber (3) is connected with the one end of first outlet pipe (9), the other end of first inlet tube (6) and first outlet pipe (9) all runs through the lateral wall of charge door casing (1) and extends to the outside of charge door casing (1), the inner wall evenly connected with of charge door casing (1) hinders material gusset (4), the inner wall of charge door casing (1) evenly is equipped with stagnant silo (5), just it sets up with stagnant silo (5) in turn to hinder material gusset (4).
2. A wear resistant converter charging port according to claim 1, characterized in that: the shape of the cooling cavity (3) is a spiral type.
3. A wear resistant converter charging port according to claim 1, characterized in that: the inner wall of charge door casing (1) is equipped with constant head tank (10), the inside of charge door casing (1) evenly is equipped with connecting pipe (12) and connecting pipe two (11), constant head tank (10) are located the inboard of connecting pipe (12) and connecting pipe two (11), the middle part of charge door casing (1) lateral wall is inlayed and is had second inlet tube (7) and second outlet pipe (8), the other end of second inlet tube (7) and second outlet pipe (8) extends to the outside of charge door casing (1), the one end of connecting pipe (12) extends to the inner chamber of second inlet tube (7), the one end of connecting pipe two (11) extends to the inner chamber of second outlet pipe (8).
4. A wear resistant converter charging port according to claim 1, characterized in that: the height of the material stagnation groove (5) is 30-50 mm.
5. A wear resistant converter charging port according to claim 1, characterized in that: the material blocking rib plate (4) is a low-alloy steel plate with the thickness of 15-25mm and the width of 30-40mm, the material blocking rib plate (4) is perpendicular to the falling direction of materials, the material blocking rib plate (4) is hollow, an inner cavity of the material blocking rib plate (4) is evenly connected with a reinforcing column (2), one side of the side wall of the material blocking rib plate (4) is provided with a groove, the middle of the inner cavity of the groove is connected with a partition plate (15), the partition plate (15) is matched with the inner cavity of a positioning groove (10), the inner cavity of the groove is divided into a water inlet (14) and a water outlet (13) by the partition plate (15), the outer surface of the water inlet (14) is tightly attached to the other end of a first connecting pipe (12), and the outer surface of the water outlet (13) is tightly attached to the other end of a second connecting pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122593257.0U CN216337774U (en) | 2021-10-27 | 2021-10-27 | Wear-resistant converter charging hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122593257.0U CN216337774U (en) | 2021-10-27 | 2021-10-27 | Wear-resistant converter charging hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216337774U true CN216337774U (en) | 2022-04-19 |
Family
ID=81131038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122593257.0U Active CN216337774U (en) | 2021-10-27 | 2021-10-27 | Wear-resistant converter charging hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216337774U (en) |
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2021
- 2021-10-27 CN CN202122593257.0U patent/CN216337774U/en active Active
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