CN212734136U - Sliding gate control mechanism - Google Patents
Sliding gate control mechanism Download PDFInfo
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- CN212734136U CN212734136U CN202021572296.1U CN202021572296U CN212734136U CN 212734136 U CN212734136 U CN 212734136U CN 202021572296 U CN202021572296 U CN 202021572296U CN 212734136 U CN212734136 U CN 212734136U
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Abstract
The utility model discloses a sliding gate control mechanism, the on-line screen storage device comprises a base, the bottom riveting of base has the fixing base, the top riveting of base has the ladle, the inner wall joint of base has the mouth of a river, the ladle is close to the mouth of a river brick on the top fixedly connected with of the mouth of a river, the bottom joint that the inner wall of base is close to the mouth of a river has the slide, the bottom of going up the slide is provided with down the slide, the outer wall fixedly connected with actuating lever of slide down, the right-hand member fixedly connected with drive box of slide is kept away from to the actuating lever down. The molten steel flows out along the inner wall of the lower nozzle, the molten steel flows into the inner part of the tundish along the protective pipe at the bottom of the lower nozzle, argon in the argon tank is conveyed into the protective pipe by the air pump through the air pipe, the molten steel is protected by the argon in the process of reaching the tundish, meanwhile, the molten steel is prevented from splashing when flowing out, and the support rod supports the heat insulation ring to prevent the air pump from being influenced by high temperature, so that the effects of stable molten steel output and difficult oxidation are achieved.
Description
Technical Field
The utility model belongs to the technical field of molten steel mouth flow control, concretely relates to sliding gate mouth control mechanism.
Background
The sliding gate is a key component necessary in the ferrous metallurgy industry, a sliding gate control mechanism is an important corollary device for ensuring the safe use of the sliding gate, and the sliding gate is a molten steel control device in the casting process of a continuous casting machine and can accurately adjust the water flow from a steel ladle to a continuous casting tundish to balance the inflowing molten steel and the outflowing molten steel, so that the continuous casting operation is easier to control and an indispensable part in smelting is realized. Sliding gate valves generally consist of a drive, a mechanical part and a refractory part.
When the molten steel is discharged from the lower nozzle, the molten steel can reach the tundish for a long distance, the molten steel at high temperature is very easy to oxidize, and the temperature of the driving structure is too high due to the fact that the driving structure is too close to the ladle, so that the molten steel is easy to oxidize, and the heat dissipation effect of the driving structure is poor.
Disclosure of Invention
An object of the utility model is to provide a sliding nozzle control mechanism to propose current sliding nozzle control mechanism in solving above-mentioned background art in the use, because molten steel when the mouth of a river is discharged from the lower mouth of a river, can be through longer one section distance arrival tundish, and molten steel under the high temperature very easily receives the oxidation again, and drive structure also can be because too closely make the high temperature with the ladle, thereby lead to the easy oxidation of molten steel, it is poor to drive structure radiating effect, the not long problem of life.
In order to achieve the above object, the utility model provides a following technical scheme: a sliding nozzle control mechanism comprises a base, wherein a fixed seat is riveted at the bottom of the base, a steel ladle is riveted at the top of the base, an upper nozzle is clamped on the inner wall of the base, an upper nozzle brick is fixedly connected at the top of the steel ladle close to the upper nozzle, an upper sliding plate is clamped at the bottom of the inner wall of the base close to the upper nozzle, a lower sliding plate is arranged at the bottom of the upper sliding plate, a driving rod is fixedly connected with the outer wall of the lower sliding plate, a driving box is fixedly connected at the right end of the driving rod far away from the lower sliding plate, a fan is fixedly connected at the right end of the inner wall of the driving box, a lower sliding seat is fixedly connected at the bottom of the lower sliding plate, a lower nozzle is clamped at the bottom of the fixed seat, a cover plate is hinged at the bottom of the fixed seat, a chute is arranged at, the bottom of lower mouth of a river outer wall is through the top joint of the draw-in groove that sets up and pillar, the thermal-insulated circle of top fixedly connected with of pillar outer wall, the outer wall fixedly connected with air pump of thermal-insulated circle, the input fixed mounting of air pump has argon gas tank, the bottom of air pump is provided with the trachea, tracheal upper end and the output fixed connection of air pump, the trachea is kept away from the lower extreme of air pump and the outer wall fixed connection of pillar.
Preferably, the outer wall fixedly connected with fixed plate of base, the left end of drive case is riveted with the outer wall of fixed plate, the left end fixedly connected with telescopic link of drive incasement wall, the axle center department of telescopic link and the right-hand member fixed connection of actuating lever, the telescopic link right-hand member is provided with the hydraulic drive structure, the input of telescopic link and the output fixed connection of hydraulic drive structure, the drive case is close to the bottom of telescopic link and has seted up the air intake, the right-hand member fixedly connected with fan of drive case.
Preferably, the lower sliding plate is tightly matched and connected with the upper sliding plate in a sliding mode.
Preferably, the inner wall of the fixing seat is fixedly connected with a clamping ring close to the left end of the lower sliding seat, and the inner wall of the clamping ring is movably connected with the left end of the lower sliding seat.
Preferably, the inner wall of the heat insulation ring is provided with a support rod, the support rod is perpendicular to the outer wall of the protection pipe, and the heat insulation ring is fixedly connected with the outer wall of the protection pipe through the support rod.
Preferably, the fan is fixedly connected with a heat insulation pad close to the inner wall of the ladle.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the protective tube through setting up, the air pump, under the cooperation of argon gas jar and branch was used, can protect the molten steel, the molten steel flows along the inner wall of mouth of a river down, the inside of pouring basket is flowed to along the protective tube of mouth of a river bottom down, the inside of protective tube is sent to through the trachea with the inside argon gas of argon gas jar to the air pump, the in-process that makes the molten steel arrive pouring basket receives argon protection, splash when also preventing the molten steel simultaneously and flowing out, and branch supports heat insulating ring, in order to prevent that the air pump from receiving high temperature influence, in order to reach the molten steel output stability, the effect of difficult oxidation.
2. Through the heat insulating mattress that sets up, under the cooperation of fan and air intake is used, can cool down the inside of drive case, the heat insulating mattress is to the heat separation of ladle department, prevent the inside of heat entering drive case, the rotation of fan makes the outside air of upper nozzle along the inside of air intake entering drive case simultaneously, and discharge from the fan, cool down the inside of drive case, make the telescopic link be in a better operational environment, in order to reach extension drive arrangement life's effect.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
fig. 2 is a schematic view of a top-view direction three-dimensional structure of the present invention;
fig. 3 is a schematic view of the stereoscopic structure of the present invention in the bottom view direction.
In the figure: 1. a base; 2. an upper slide plate; 3. a lower slide plate; 4. a water feeding port; 5. a cover plate; 6. a lower slide base; 7. a water outlet; 8. a card slot; 9. protecting the pipe; 10. a heat insulation ring; 11. an air pump; 12. an argon tank; 13. an air tube; 14. a drive box; 15. a telescopic rod; 16. a drive rod; 17. an air inlet; 18. a hydraulic drive arrangement; 19. a fan; 20. a heat insulating pad; 21. a ladle; 22. a snap ring; 23. a water feeding port brick; 24. a chute; 25. a strut; 26. a fixed seat; 27. and (7) fixing the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a sliding nozzle control mechanism comprises a base 1, a fixed seat 26 is riveted at the bottom of the base 1, a ladle 21 is riveted at the top of the base 1, an upper nozzle 4 is clamped on the inner wall of the base 1, an upper nozzle brick 23 is fixedly connected at the top of the ladle 21 close to the upper nozzle 4, an upper sliding plate 2 is clamped at the bottom of the inner wall of the base 1 close to the upper nozzle 4, a lower sliding plate 3 is arranged at the bottom of the upper sliding plate 2, a driving rod 16 is fixedly connected with the outer wall of the lower sliding plate 3, a driving box 14 is fixedly connected at the right end of the driving rod 16 far away from the lower sliding plate 3, a fan 19 is fixedly connected at the right end of the inner wall of the driving box 14, a lower sliding seat 6 is fixedly connected at the bottom of the lower sliding plate 3, a lower nozzle 7 is clamped at the bottom of the lower sliding seat 6, a cover plate 5 is hinged at the bottom of the fixed seat, the bottom of the outer wall of the lower nozzle 7 is connected with the top of the protection tube 9 in a clamped mode through the clamping groove 8, the top of the outer wall of the protection tube 9 is fixedly connected with a heat insulation ring 10, the outer wall of the heat insulation ring 10 is fixedly connected with an air pump 11, the input end of the air pump 11 is fixedly provided with an argon tank 12, the bottom of the air pump 11 is provided with an air pipe 13, the upper end of the air pipe 13 is fixedly connected with the output end of the air pump 11, and the air pipe 13 is far away from the lower end of the air.
In this embodiment, the molten steel flows out along the inner wall of the down nozzle 7 and flows into the tundish along the protection tube 9 at the bottom of the down nozzle 7, and the air pump 11 sends the argon gas in the argon tank 12 into the protection tube 9 through the air tube 13, so that the molten steel is protected by the argon gas when reaching the tundish, and the molten steel is prevented from splashing when flowing out.
Specifically, base 1's outer wall fixedly connected with fixed plate 27, the left end of drive box 14 is riveted with fixed plate 27's outer wall, the left end fixedly connected with telescopic link 15 of drive box 14 inner wall, the axle center department of telescopic link 15 and the right-hand member fixed connection of actuating lever 16, telescopic link 15 right-hand member is provided with hydraulic drive structure 18, the input of telescopic link 15 and the output fixed connection of hydraulic drive structure 18, drive box 14 has seted up air intake 17 near the bottom of telescopic link 15, the right-hand member fixedly connected with fan 19 of drive box 14.
In this embodiment, at the same time, the rotation of the fan 19 causes the air outside the upper nozzle 4 to enter the inside of the driving box 14 along the air inlet 17 and to be discharged from the fan 19, so as to cool the inside of the driving box 14, and the telescopic rod 15 is in a better working environment.
Specifically, the lower slide plate 3 and the upper slide plate 2 are closely matched and slidably connected.
In this embodiment, the lower slide 3 and the upper slide 2 are engaged with each other to control the flow rate of molten steel.
Specifically, the inner wall of the fixed seat 26 is fixedly connected with a snap ring 22 close to the left end of the lower sliding seat 6, and the inner wall of the snap ring 22 is movably connected with the left end of the lower sliding seat 6.
In this embodiment, the lower slider 6 is connected with the snap ring 22 by moving to the snap ring 22, so that the lower slider 6 can be opened for easy maintenance.
Specifically, a support rod 25 is arranged on the inner wall of the heat insulation ring 10, the support rod 25 is perpendicular to the outer wall of the protection pipe 9, and the heat insulation ring 10 is fixedly connected with the outer wall of the protection pipe 9 through the arranged support rod 25.
In this embodiment, the support rod 25 supports the heat insulating ring 10 to prevent the air pump 11 from being affected by high temperature.
Specifically, the fan 19 is fixedly connected with a heat insulation pad 20 close to the inner wall of the ladle 21.
In this embodiment, the heat insulating pad 20 is used to insulate the ladle 21 and prevent heat from entering the interior of the drive box 14.
The utility model discloses a theory of operation and use flow: molten steel enters the inner part of an upper nozzle brick 23 and reaches the upper sliding plate 2 through an upper nozzle 4, a hydraulic drive structure 18 controls a telescopic rod 15 to extend or shorten a drive rod 16, so that the drive rod 16 drives a lower sliding plate 3 and the upper sliding plate 2 to slide, a through hole between the upper sliding plate 2 and the lower sliding plate 3 can be closed and opened during sliding, and the flow of the molten steel is controlled, when the through hole between the upper sliding plate 2 and the lower sliding plate 3 is communicated, the molten steel flows out along the inner wall of a lower nozzle 7 and flows into the inner part of a tundish along a protective pipe 9 at the bottom of the lower nozzle 7, an air pump 11 sends argon in an argon tank 12 to the inner part of the protective pipe 9 through an air pipe 13, so that the molten steel is protected by argon in the process of reaching the tundish, and meanwhile, splashing during the molten steel flowing out is also prevented, and a support rod 25 supports a heat insulation ring 10 to prevent the air pump, the effect of difficult oxidation, heat insulating mattress 20 prevents the inside of heat entering drive box 14 to the heat separation of ladle 21 department, and the rotation of fan 19 makes the outside air of upper nozzle 4 along air intake 17 entering drive box 14's inside to discharge from fan 19 department, cool down drive box 14's inside, make telescopic link 15 be in a better operational environment, in order to reach extension drive arrangement life's effect.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a sliding gate valve control mechanism, includes base (1), its characterized in that: the bottom of the base (1) is riveted with a fixing seat (26), the top of the base (1) is riveted with a steel ladle (21), an upper nozzle (4) is clamped on the inner wall of the base (1), an upper nozzle brick (23) is fixedly connected to the top of the steel ladle (21) close to the upper nozzle (4), an upper sliding plate (2) is clamped to the bottom of the inner wall of the base (1) close to the upper nozzle (4), a lower sliding plate (3) is arranged at the bottom of the upper sliding plate (2), a driving rod (16) is fixedly connected to the outer wall of the lower sliding plate (3), a driving box (14) is fixedly connected to the right end of the driving rod (16) far away from the lower sliding plate (3), a fan (19) is fixedly connected to the right end of the inner wall of the driving box (14), a lower sliding seat (6) is fixedly connected to the bottom of the lower sliding seat (6), a, the bottom of the fixed seat (26) is hinged with a cover plate (5), the bottom of the cover plate (5) is provided with a sliding groove (24), the inner wall of the chute (24) is movably connected with the outer wall of the lower nozzle (7), the bottom of the outer wall of the lower nozzle (7) is provided with a clamping groove (8), the bottom of the outer wall of the lower water gap (7) is clamped with the top of the protective pipe (9) through a clamping groove (8), the top of the outer wall of the protective tube (9) is fixedly connected with a heat insulation ring (10), the outer wall of the heat insulation ring (10) is fixedly connected with an air pump (11), an argon tank (12) is fixedly arranged at the input end of the air pump (11), an air pipe (13) is arranged at the bottom of the air pump (11), the upper end of the air pipe (13) is fixedly connected with the output end of the air pump (11), the lower end of the air pipe (13) far away from the air pump (11) is fixedly connected with the outer wall of the protective pipe (9).
2. A sliding gate valve control mechanism as claimed in claim 1, wherein: the outer wall fixedly connected with fixed plate (27) of base (1), the left end of drive case (14) is riveted with the outer wall of fixed plate (27), the left end fixedly connected with telescopic link (15) of drive case (14) inner wall, the axle center department of telescopic link (15) and the right-hand member fixed connection of actuating lever (16), telescopic link (15) right-hand member is provided with hydraulic drive structure (18), the input of telescopic link (15) and the output fixed connection of hydraulic drive structure (18), air intake (17) have been seted up to the bottom that drive case (14) are close to telescopic link (15), the right-hand member fixedly connected with fan (19) of drive case (14).
3. A sliding gate valve control mechanism as claimed in claim 1, wherein: the lower sliding plate (3) is tightly matched and connected with the upper sliding plate (2) in a sliding manner.
4. A sliding gate valve control mechanism as claimed in claim 1, wherein: the inner wall of the fixed seat (26) is close to the left end fixedly connected with a clamping ring (22) of the lower sliding seat (6), and the inner wall of the clamping ring (22) is movably connected with the left end of the lower sliding seat (6).
5. A sliding gate valve control mechanism as claimed in claim 1, wherein: the inner wall of heat insulating ring (10) is provided with branch (25), branch (25) perpendicular to the outer wall of pillar (9), heat insulating ring (10) are through branch (25) of setting and the outer wall fixed connection of pillar (9).
6. A sliding gate valve control mechanism as claimed in claim 2, wherein: the inner wall of the fan (19) close to the ladle (21) is fixedly connected with a heat insulation pad (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021572296.1U CN212734136U (en) | 2020-08-02 | 2020-08-02 | Sliding gate control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021572296.1U CN212734136U (en) | 2020-08-02 | 2020-08-02 | Sliding gate control mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN212734136U true CN212734136U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021572296.1U Active CN212734136U (en) | 2020-08-02 | 2020-08-02 | Sliding gate control mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618056A (en) * | 2021-08-13 | 2021-11-09 | 广东韶钢松山股份有限公司 | Anti-loosening device for sliding plate oil cylinder of molten steel tank and control method |
-
2020
- 2020-08-02 CN CN202021572296.1U patent/CN212734136U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618056A (en) * | 2021-08-13 | 2021-11-09 | 广东韶钢松山股份有限公司 | Anti-loosening device for sliding plate oil cylinder of molten steel tank and control method |
| CN113618056B (en) * | 2021-08-13 | 2024-01-05 | 广东韶钢松山股份有限公司 | Anti-loosening device for slide plate cylinder of molten steel tank and control method |
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