CN217709528U - Slag stopping device suitable for blast furnace gun - Google Patents
Slag stopping device suitable for blast furnace gun Download PDFInfo
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- CN217709528U CN217709528U CN202221713715.8U CN202221713715U CN217709528U CN 217709528 U CN217709528 U CN 217709528U CN 202221713715 U CN202221713715 U CN 202221713715U CN 217709528 U CN217709528 U CN 217709528U
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- vertical baffle
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Abstract
A slag blocking device suitable for a blast furnace mud gun comprises a horizontal plate, a slag blocking mechanism, a lifting mechanism, a hole cleaning mechanism and a slag scraping piece; the horizontal plate is arranged on the outer wall of the blast furnace and is positioned right above the taphole of the blast furnace; the slag stopping mechanism is arranged on the horizontal plate; the lifting mechanism is arranged on the outer wall of the blast furnace, is positioned right above the horizontal plate and is connected with the slag stopping mechanism; the hole cleaning mechanism is arranged on the upper end face of the horizontal plate, and the slag scraping piece is arranged on the lower end face of the horizontal plate. The utility model discloses shelter from the scum that splashes effectively, reduced the damage that the scum brought.
Description
Technical Field
The utility model relates to a slag bridge, in particular to a slag bridge which can prevent the iron slag from directly spraying to the mud gun body from the iron slag sprayed from the tapping hole of a blast furnace, belonging to the technical field of the blast furnace mud gun equipment.
Background
The blast furnace mud gun is important equipment in front of a blast furnace and is used for plugging a blast furnace taphole; the iron slag in the blast furnace enters a main iron runner through a taphole and is discharged, and finally, a mud gun is used for plugging the taphole; in the process that a gun nozzle of a blast furnace mud gun is close to a taphole, the gun nozzle of the mud gun can be in contact with iron slag and splashes the iron slag, and the splashed iron slag is sprayed to the periphery, so that a hydraulic oil pipe on the mud gun and surrounding workers are threatened; the splashed iron slag can burn through a hydraulic oil pipe on the mud gun through continuous corrosion, and the replacement of the hydraulic oil pipe of the mud gun not only influences the production progress, but also increases the production cost; therefore, a slag blocking device is needed, which is required to limit the iron slag splashed from the iron notch within a certain range and avoid the iron slag from damaging mud guns and field workers.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides a pushing off slag device suitable for blast furnace mud gun, and the scum splashes when it can prevent mud gun mouth and taphole contact, through sheltering from to the scum that splashes, has reduced mud gun hydraulic pressure oil pipe's the degree of corrosion, has ensured site work personnel's personal safety.
The problem is solved through following technical scheme:
a slag blocking device suitable for a blast furnace mud gun comprises a horizontal plate, a slag blocking mechanism, a lifting mechanism, a hole cleaning mechanism and a slag scraping piece; the horizontal plate is arranged on the outer wall of the blast furnace and is positioned right above the taphole of the blast furnace; the slag blocking mechanism is arranged on the horizontal plate; the lifting mechanism is arranged on the outer wall of the blast furnace, is positioned right above the horizontal plate and is connected with the slag stopping mechanism; the hole cleaning mechanism is arranged on the upper end face of the horizontal plate, and the slag scraping piece is arranged on the lower end face of the horizontal plate.
The slag stopping device suitable for the blast furnace clay gun comprises a vertical baffle, a vertical side plate, an upper limiting block and a lower limiting block; the number of the vertical side plates is two, and the vertical side plates are symmetrically arranged on two sides of the vertical baffle; the horizontal plate is provided with a U-shaped hole in the vertical direction, and the combined body of the vertical baffle and the vertical side plate is arranged in the U-shaped hole of the horizontal plate in a sliding manner; the top end of the vertical side plate is provided with an upper limiting block, and the bottom end of the vertical side plate is provided with a lower limiting block; the bottom of the vertical baffle is provided with a horizontal round hole, and the aperture of the horizontal round hole is larger than the outer diameter of the gun nozzle of the mud gun.
The slag stopping device suitable for the blast furnace mud gun comprises a lifting mechanism and a lifting mechanism, wherein the lifting mechanism comprises a platform and a winch; the platform is arranged on the outer wall of the blast furnace and is positioned right above the horizontal plate; the winch is arranged on the platform, and one end of a steel wire rope of the winch is connected with the hanging ring at the top end of the vertical baffle.
The slag scraping piece comprises a slag scraping knife; the slag scraping knife is arranged on the lower end face of the horizontal plate, is in contact with the inner wall of the vertical baffle plate, and is in contact with the inner wall of the vertical side plate.
The hole cleaning mechanism comprises a rotary table, a motor, a hydraulic cylinder and a sliding block; the upper end surface of the horizontal plate is provided with a sliding chute, and the central line of the sliding chute is parallel to the axial line of the horizontal round hole on the vertical baffle; the sliding block is arranged on the sliding groove of the horizontal plate in a sliding manner; the hydraulic cylinder is arranged on the horizontal plate and is positioned at one end of the chute close to the blast furnace, and the end part of a piston rod of the hydraulic cylinder is connected with the sliding block; the motor is arranged on the upper end face of the sliding block, and the rotary table is arranged on an output shaft of the motor; the axis of the rotary disc is parallel to the axis of the horizontal round hole on the vertical baffle; and a scraping blade is arranged on the circumferential side wall of the rotary table.
The utility model shields the splashing iron slag of the blast furnace taphole through the slag blocking mechanism, avoids the damage to the hydraulic oil pipe of the mud gun, and reduces the safety threat of the splashing iron slag to the field workers; in addition, the iron slag solidified on the slag stopping mechanism is cleaned through the hole cleaning mechanism and the slag scraping piece, and the slag stopping operation is prevented from being influenced by too much iron slag solidified on the slag stopping mechanism.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the present invention.
The list of reference numbers in the figures is: 1. the device comprises a blast furnace, 2 parts of a horizontal plate, 3 parts of a vertical baffle, 4 parts of a vertical side plate, 5 parts of an upper limiting block, 6 parts of a lower limiting block, 7 parts of a winch, 8 parts of a rotary table and 9 parts of a motor.
Detailed Description
Referring to fig. 1, the utility model comprises a horizontal plate 2, a slag blocking mechanism, a lifting mechanism, a hole cleaning mechanism and a slag scraping piece; the horizontal plate 2 is arranged on the outer wall of the blast furnace 1, and the horizontal plate 2 is positioned right above a taphole of the blast furnace 1; the slag blocking mechanism is arranged on the horizontal plate 2; the lifting mechanism is arranged on the outer wall of the blast furnace 1, is positioned right above the horizontal plate 2 and is connected with the slag stopping mechanism; the slag stopping mechanism can vertically take off and land under the driving of the lifting mechanism; the hole cleaning mechanism is arranged on the upper end surface of the horizontal plate 2, and the slag scraping piece is arranged on the lower end surface of the horizontal plate 2; after the pushing off slag operation of pushing off slag mechanism was accomplished, can solidify some iron fillings on its lateral wall, clear hole mechanism can be with the iron fillings clean up that solidifies in the pushing off slag mechanism with the cooperation of scraping the sediment piece, and it influences its lift to solidify too many iron fillings in avoiding pushing off slag mechanism.
The slag blocking mechanism comprises a vertical baffle 3, a vertical side plate 4, an upper limiting block 5 and a lower limiting block 6; the number of the vertical side plates 4 is two, and the vertical side plates are symmetrically arranged at two sides of the vertical baffle 3; the cross section of the combined body of the vertical baffle 3 and the two vertical side plates 4 is U-shaped; the horizontal plate 2 is provided with a U-shaped hole in the vertical direction, and the combination of the vertical baffle 3 and the vertical side plate 4 is arranged in the U-shaped hole of the horizontal plate 2 in a sliding manner; the combination of the vertical baffle 3 and the vertical side plate 4 vertically slides in the U-shaped hole of the horizontal plate 2; the top end of the vertical side plate 4 is provided with an upper limiting block 5, and the bottom end of the vertical side plate 4 is provided with a lower limiting block 6; the upper limiting block 5 and the lower limiting block 6 are used for preventing a combined body of the vertical baffle 3 and the vertical side plate 4 from separating from the U-shaped hole of the horizontal plate 2; the bottom end of the vertical baffle 3 is provided with a horizontal round hole, and the aperture of the horizontal round hole is larger than the outer diameter of a gun nozzle of a mud gun; the gun muzzle of mud gun passes the horizontal round hole of vertical baffle 3 and inserts and annotate the mud operation in 1 taphole of blast furnace, and the iron slag that the gun muzzle is close to the taphole in-process and splashes is kept off by the combination of vertical baffle 3 and perpendicular curb plate 4 down.
The lifting mechanism comprises a platform and a winch 7; the platform is arranged on the outer wall of the blast furnace 1 and is positioned right above the horizontal plate 2; the winch 7 is arranged on the platform, and one end of a steel wire rope of the winch 7 is connected with a hanging ring at the top end of the vertical baffle 3; the winch 7 drives the combination of the vertical baffle 3 and the vertical side plate 4 to vertically lift and descend.
The splashed iron slag is sprayed onto the inner wall of the combination of the vertical baffle 3 and the vertical side plate 4, wherein part of the iron slag is solidified on the inner wall of the combination of the vertical baffle 3 and the vertical side plate 4, and if the iron slag is not cleaned in time, the combination of the vertical baffle 3 and the vertical side plate 4 cannot be lifted and reset, so that the subsequent operation is influenced; therefore, the iron slag solidified on the inner wall of the combination of the vertical baffle 3 and the vertical side plate 4 needs to be cleaned; the slag scraping piece comprises a slag scraping knife; the slag scraping knife is arranged on the lower end face of the horizontal plate 2, is in contact with the inner wall of the vertical baffle 3, and is in contact with the inner wall of the vertical side plate 4; after the mud injection operation of the mud gun is finished, the combination body of the vertical baffle 3 and the vertical side plate 4 moves upwards, and in the process of the combination body of the vertical baffle 3 and the vertical side plate 4 moving upwards, the iron slag solidified on the inner wall of the combination body is cleaned by the slag scraper.
Because the gun nozzle of the mud gun is inserted into the taphole of the blast furnace 1 from the horizontal round hole of the vertical baffle 3, part of splashed iron slag can be solidified in the horizontal round hole of the vertical baffle 3, and the gun nozzle of the subsequent mud gun cannot pass through the horizontal round hole of the vertical baffle 3 if the horizontal round hole of the vertical baffle 3 is not cleaned; the hole cleaning mechanism comprises a turntable 8, a motor 9, a hydraulic cylinder and a sliding block; the upper end face of the horizontal plate 2 is provided with a sliding chute, and the central line of the sliding chute is parallel to the axial line of the horizontal round hole on the vertical baffle 3; the sliding block is arranged on the sliding groove of the horizontal plate 2 in a sliding manner; the sliding block can slide on the sliding groove of the horizontal plate 2; the hydraulic cylinder is arranged on the horizontal plate 2 and is positioned at one end of the chute close to the blast furnace 1, and the end part of a piston rod of the hydraulic cylinder is connected with the sliding block; the action of the hydraulic cylinder drives the sliding block to slide on the sliding chute; the motor 9 is arranged on the upper end face of the sliding block, and the rotating disc 8 is arranged on an output shaft of the motor 9; the motor 9 and the slide block move synchronously; the motor 9 drives the turntable 8 to rotate; the axis of the rotary disc 8 is parallel to the axis of the horizontal round hole on the vertical baffle 3; the circumferential side wall of the turntable 8 is provided with a scraping blade; the scraping blade is used for cleaning the inner wall of the horizontal round hole of the vertical baffle plate 3.
The actual use process is as follows: before the mud gun is about to inject mud, the winch 7 acts to drive the combination body of the vertical baffle 3 and the vertical side plate 4 to descend until a horizontal round hole on the vertical baffle 3 corresponds to the position of a taphole of the blast furnace 1; then the mud gun acts to drive the gun nozzle of the mud gun to penetrate through the horizontal round hole of the vertical baffle 3 and to be inserted into the taphole, and the iron slag splashed in the process is blocked by the vertical baffle 3 and the vertical side plate 4; after the mud gun injection operation is finished, the mud gun leaves from a horizontal round hole of the vertical baffle 3 and resets, then the winch 7 drives the vertical baffle 3 to ascend, and in the ascending process, iron slag solidified on the inner walls of the vertical baffle 3 and the vertical side plate 4 is scraped by the slag scraping knife; after the vertical baffle 3 ascends to the right place, the hydraulic cylinder acts to push the sliding block to move, so that the rotary plate 8 is inserted into the horizontal round hole of the vertical baffle 3, the motor 9 is started to drive the rotary plate 8 to rotate, the iron slag solidified on the inner wall of the horizontal round hole of the vertical baffle 3 is cleaned by the scraping sheet on the side wall of the rotary plate 8 in the rotating process, after the cleaning is finished, the motor 9 is stopped, the hydraulic cylinder drives the sliding block to reset, and thus, the mud gun mud injection and slag stopping operation is finished.
Claims (5)
1. The utility model provides a pushing off slag device suitable for blast furnace clay gun which characterized in that: comprises a horizontal plate (2), a slag blocking mechanism, a lifting mechanism, a hole cleaning mechanism and a slag scraping piece; the horizontal plate (2) is arranged on the outer wall of the blast furnace (1), and the horizontal plate (2) is positioned right above a taphole of the blast furnace (1); the slag blocking mechanism is arranged on the horizontal plate (2); the lifting mechanism is arranged on the outer wall of the blast furnace (1), is positioned right above the horizontal plate (2) and is connected with the slag stopping mechanism; the hole cleaning mechanism is arranged on the upper end face of the horizontal plate (2), and the slag scraping piece is arranged on the lower end face of the horizontal plate (2).
2. The slag stopping device suitable for the blast furnace mud gun according to claim 1, characterized in that: the slag blocking mechanism comprises a vertical baffle (3), a vertical side plate (4), an upper limiting block (5) and a lower limiting block (6); the number of the vertical side plates (4) is two, and the vertical side plates are symmetrically arranged on two sides of the vertical baffle (3); the horizontal plate (2) is provided with a U-shaped hole in the vertical direction, and the combined body of the vertical baffle (3) and the vertical side plate (4) is arranged in the U-shaped hole of the horizontal plate (2) in a sliding manner; the top end of the vertical side plate (4) is provided with an upper limiting block (5), and the bottom end of the vertical side plate (4) is provided with a lower limiting block (6); the bottom of the vertical baffle (3) is provided with a horizontal round hole, and the aperture of the horizontal round hole is larger than the outer diameter of the gun nozzle of the clay gun.
3. The slag stopping device suitable for the blast furnace mud gun according to claim 2, characterized in that: the lifting mechanism comprises a platform and a winch (7); the platform is arranged on the outer wall of the blast furnace (1) and is positioned right above the horizontal plate (2); the winch (7) is arranged on the platform, and one end of a steel wire rope of the winch (7) is connected with the hanging ring at the top end of the vertical baffle (3).
4. The slag stopping device suitable for the blast furnace mud gun according to claim 3, characterized in that: the slag scraping piece comprises a slag scraping knife; the slag scraping knife is arranged on the lower end face of the horizontal plate (2), is in contact with the inner wall of the vertical baffle (3), and is in contact with the inner wall of the vertical side plate (4).
5. The slag stopping device suitable for the blast furnace mud gun according to claim 4, wherein: the hole cleaning mechanism comprises a rotary table (8), a motor (9), a hydraulic cylinder and a sliding block; the upper end surface of the horizontal plate (2) is provided with a sliding chute, and the central line of the sliding chute is parallel to the axial line of the horizontal round hole on the vertical baffle (3); the sliding block is arranged on the sliding groove of the horizontal plate (2) in a sliding manner; the hydraulic cylinder is arranged on the horizontal plate (2) and is positioned at one end of the chute close to the blast furnace (1), and the end part of a piston rod of the hydraulic cylinder is connected with the sliding block; the motor (9) is arranged on the upper end face of the sliding block, and the rotary table (8) is arranged on an output shaft of the motor (9); the axis of the turntable (8) is parallel to the axis of the horizontal round hole on the vertical baffle (3); and a scraping blade is arranged on the circumferential side wall of the rotary disc (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221713715.8U CN217709528U (en) | 2022-06-28 | 2022-06-28 | Slag stopping device suitable for blast furnace gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221713715.8U CN217709528U (en) | 2022-06-28 | 2022-06-28 | Slag stopping device suitable for blast furnace gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217709528U true CN217709528U (en) | 2022-11-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221713715.8U Active CN217709528U (en) | 2022-06-28 | 2022-06-28 | Slag stopping device suitable for blast furnace gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217709528U (en) |
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2022
- 2022-06-28 CN CN202221713715.8U patent/CN217709528U/en active Active
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