CN218465869U - Converter splash sediment guider - Google Patents
Converter splash sediment guider Download PDFInfo
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- CN218465869U CN218465869U CN202222755794.5U CN202222755794U CN218465869U CN 218465869 U CN218465869 U CN 218465869U CN 202222755794 U CN202222755794 U CN 202222755794U CN 218465869 U CN218465869 U CN 218465869U
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Abstract
The utility model provides a converter splash sediment guider, the converter includes converter body, and sets up the converter foundation of converter body's below, converter splash sediment guider is including setting up deflector base on the converter foundation to and steel sheet subassembly, the deflector base is reinforced concrete structure, just the deflector base have towards converter body's inclined plane, the inclined plane becomes predetermined contained angle with the horizontal plane, steel sheet subassembly is laid on the inclined plane of deflector base. The utility model can prolong the service life of the splashing slag guiding device of the converter.
Description
Technical Field
The utility model relates to the technical field of converter production equipment in metallurgical industry, in particular to a converter splash slag guiding device.
Background
The converter steelmaking is a smelting method in which molten iron and scrap steel are used as raw materials, a flux (active lime, light-burned dolomite, fluorite and the like) and an iron alloy are added, and oxygen is blown into a converter to react. In the smelting process of the converter, the oxygen lance enters the converter for oxygen blowing smelting, and steel or slag inevitably overflows and splashes from a furnace mouth in the blowing process due to violent smelting reaction. Usually, a steel plate with a certain angle is arranged on the inner side of the converter foundation retaining wall, and the steel plate is fixedly supported by a steel structure bracket. The flying track of the scattered slag splashed in the converter blowing process is changed when the scattered slag falls down along the steel plate, and the scattered slag enters a slag pit below the converter along the direction of the steel plate.
In recent years, with the acceleration of the smelting rhythm of the converter, the problem of converter splashing is increasingly obvious, and the load of a steel plate below the converter is increased. Because this steel sheet operating position is special, is located the converter stove, and operational environment is extremely abominable, and some bold splash slag are great to the impact force of steel sheet, if the steel structure support rigidity of bearing steel sheet does not enough cause the steel sheet damaged or steel structure support warp easily, the accident that the bold splashes the slag and smashes the steel sheet bad often appears in the production process. After the steel plate can not work normally, a large amount of high-temperature slag deposits are generated on the periphery of rails of the ladle car and the slag tanker under the furnace, potential safety hazards are brought to normal running of the ladle car and the slag tanker, and a steel plant is forced to stop production for maintenance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a converter splash sediment guider to solve the easy problem of damaging of current converter splash sediment guider.
In order to solve the technical problem, the utility model provides a converter splash sediment guider, the converter includes the converter body, and sets up the converter basis of the below of converter body, the converter splash sediment guider is including setting up deflector base on the converter basis to and steel sheet subassembly, the deflector base is reinforced concrete structure, just the deflector base have towards the inclined plane of converter body, the inclined plane becomes predetermined contained angle with the horizontal plane, steel sheet subassembly is laid on the inclined plane of deflector base.
Optionally, the guide plate base and the converter foundation are integrally arranged.
Optionally, the included angle between the steel plate assembly and the horizontal direction is 45-50 degrees.
Optionally, the steel plate assembly comprises a plurality of steel plates laid on the inclined plane.
Optionally, the steel plate is fixedly connected with the guide plate base through a fastener.
Optionally, a bolt is pre-embedded in the guide plate base, a through hole is formed in the steel plate, and the bolt penetrates through the through hole and is in threaded connection with a nut so as to fix the steel plate on the guide plate base.
Optionally, the through hole is a counter bore.
Optionally, a steel block located right above the nut is arranged on the steel plate, and the steel block is welded to the steel plate.
Optionally, the steel plate is rectangular, and through holes are formed in the four corners and the center of the steel plate.
Optionally, the bolt is an L-shaped bolt.
The utility model provides a pair of converter splash sediment guider has following beneficial effect:
the guide plate base is arranged on the converter foundation, the guide plate base is provided with an inclined plane facing the converter body, a preset included angle is formed between the inclined plane and the horizontal plane, and the steel plate assembly is laid on the inclined plane of the guide plate base, so that the flying track of splashed loose slag can be changed through the steel plate assembly and enters a converter slag pit below the converter body along the direction of the steel plate assembly, and the function of blocking slag is realized; in addition, the guide plate base is of a reinforced concrete structure, and the steel plate assembly is laid on the inclined plane of the guide plate base, so that the whole converter splashing slag guide device has better rigidity, the steel plate assembly and the guide plate base can be prevented from deforming under the impact of some large splashing slag, the converter splashing slag guide device is prevented from being damaged, and the service life of the converter splashing slag guide device can be prolonged.
Drawings
FIG. 1 is a schematic structural view of a converter splash guide device in an embodiment of the present invention;
FIG. 2 is a view of the splash slag guide of the converter of FIG. 1 in the direction of direction A.
Description of reference numerals:
110-a converter body; 120-converter basis; 130-furnace lower track; 140-a guide plate base; 150-a steel plate component; 151-steel plate; 152-a bevel; 153-a nut; 160-furnace slag pit; 170-ladle car under the furnace.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are absolutely horizontal or hanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "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 in specific cases to those skilled in the art.
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a converter splash slag guide device in an embodiment of the present invention, fig. 2 is a view of a converter splash slag guide device in fig. 1, this embodiment provides a converter splash slag guide device, the converter includes a converter body 110, a converter foundation 120 disposed below the converter body 110, the converter splash slag guide device includes a guide plate base 140 disposed on the converter foundation 120, and a steel plate assembly 150, the guide plate base 140 is of a reinforced concrete structure, the guide plate base 140 has an inclined surface 152 facing the converter body 110, the inclined surface 152 and a horizontal plane form a predetermined included angle, and the steel plate assembly 150 is laid on the inclined surface 152 of the guide plate base 140.
The guide plate base 140 is arranged on the converter foundation 120, the guide plate base 140 is provided with an inclined surface 152 facing the converter body 110, the inclined surface 152 forms a preset included angle with the horizontal plane, and the steel plate assembly 150 is laid on the inclined surface 152 of the guide plate base 140, so that the flying track of the splashed loose slag can be changed through the steel plate assembly 150, and the splashed loose slag enters the converter slag pit 160 below the converter body 110 along the direction of the steel plate assembly 150, so that the function of slag blocking is realized; in addition, because the guide plate base 140 is of a reinforced concrete structure and the steel plate assembly 150 is laid on the inclined surface 152 of the guide plate base 140, the converter splash slag guide device has better rigidity as a whole, so that the steel plate assembly 150 and the guide plate base 140 are prevented from deforming under the impact of a large amount of splash slag, the converter splash slag guide device is prevented from being damaged, and the service life of the converter splash slag guide device can be prolonged.
In this embodiment, the converter further includes a lower converter rail 130 disposed below the converter body 110, and the inclined plane is parallel to a traveling direction of the lower converter rail 130.
The guide plate base 140 is integrally provided with the converter base 120. Specifically, the guide plate base 140 and the converter foundation 120 are constructed simultaneously and cast into a whole.
The smaller the included angle between the steel plate assembly 150 and the horizontal direction is, the larger the downward impact force of the falling slag borne by the steel plate assembly 150 is; the larger the included angle between the steel plate assembly 150 and the horizontal direction is, the better the stress of the steel plate assembly 150 is, but the lower end of the steel plate assembly 150 cannot cover the two sides of the furnace slag pit 160, so that the splashing slag falls out of the furnace slag pit 160; considering the two factors, the included angle between the steel plate assembly 150 and the horizontal direction is selected to be 45-50 degrees.
The steel plate assembly 150 includes a plurality of steel plates 151 laid on the inclined surface 152.
The steel plate 151 is fixedly connected with the guide plate base 140 by a fastener. Specifically, bolts are pre-buried in the guide plate base 140, through holes are formed in the steel plate 151, and the bolts penetrate through the through holes and are in threaded connection with nuts 153 to fix the steel plate 151 on the guide plate base 140. The thickness of the steel plate 151 is not less than 30mm, and the material is Q355B or other heat-resistant materials.
Further, the through hole is a countersunk hole to facilitate the installation of the nut 153.
Further, be provided with on the steel sheet 151 and be located the steel block directly over nut 153, the steel block with the steel sheet 151 welding is in order to right the bolt with nut 153 protects for follow-up maintenance.
Further, the steel plate 151 is rectangular, and the through holes are formed at four corners and the center of the steel plate 151.
The bolt is an L-shaped bolt. In order to ensure the strength, the bolt specification of the nut 153 is recommended to be not less than M20.
For convenience of manufacturing and field installation, the unilateral size of each steel plate 151 is controlled within 1.5 m.
After the steel plates 151 are installed, gaps between the steel plates 151 are leveled by using water glass heat-resistant mortar.
The specific number of steel plates 151 varies depending on the capacity of the converter body 110. Generally, 12 to 14 steel plates 151 are required to be installed in a 100 t-grade converter body 1101; 14-16 steel plates 151 are required to be arranged on the 150 t-level converter body 110; 16-18 steel plates 151 are required to be arranged in a 200 t-level converter body 1101; the converter body 110 of 300t class is required to be provided with 18 to 20 steel plates 151.
In this embodiment, the ladle car 170 runs on a ground rail below the converter body 110.
The slag pit 160 is arranged below the converter body 110, and rails of the ladle car 170 are arranged on two sides of the slag pit 160. The bottom surface of the slag pit 160 is designed horizontally, and the slag pit 160 mainly collects steel slag splashed during smelting of the converter body 110.
The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any changes and modifications made by those skilled in the art according to the above disclosure are all within the scope of the appended claims.
Claims (10)
1. The converter splashing slag guiding device is characterized by comprising a guide plate base and a steel plate assembly, wherein the guide plate base is arranged on the converter base and is of a reinforced concrete structure, the guide plate base is provided with an inclined plane facing the converter body, a preset included angle is formed between the inclined plane and the horizontal plane, and the steel plate assembly is laid on the inclined plane of the guide plate base.
2. The converter splash guide of claim 1, wherein the deflector foot is integral with the converter base.
3. The converter splash guide of claim 1, wherein the steel plate assembly is angled from 45 to 50 degrees from horizontal.
4. The converter splash guide of claim 1, wherein said steel plate assembly comprises a plurality of steel plates laid on said incline.
5. The converter splash guide of claim 1, wherein the steel plate is fixedly connected to the guide plate base by fasteners.
6. The converter splash slag guide device of claim 5, wherein bolts are embedded in the guide plate base, through holes are formed in the steel plate, and the bolts penetrate through the through holes and are in threaded connection with nuts to fix the steel plate on the guide plate base.
7. The converter splash guide of claim 6, wherein the through-hole is a counter-sunk hole.
8. The converter splash guide of claim 6, wherein the steel plate is provided with a steel block directly above the nut, and the steel block is welded to the steel plate.
9. The converter splash guide of claim 6, wherein the steel plate is rectangular and has through holes at the corners and center.
10. The converter splash guide of claim 6, wherein the bolts are L-bolts.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222755794.5U CN218465869U (en) | 2022-10-19 | 2022-10-19 | Converter splash sediment guider |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222755794.5U CN218465869U (en) | 2022-10-19 | 2022-10-19 | Converter splash sediment guider |
Publications (1)
Publication Number | Publication Date |
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CN218465869U true CN218465869U (en) | 2023-02-10 |
Family
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Family Applications (1)
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CN202222755794.5U Active CN218465869U (en) | 2022-10-19 | 2022-10-19 | Converter splash sediment guider |
Country Status (1)
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CN (1) | CN218465869U (en) |
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2022
- 2022-10-19 CN CN202222755794.5U patent/CN218465869U/en active Active
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