CN211438089U

CN211438089U - Long nozzle body

Info

Publication number: CN211438089U
Application number: CN201921746681.0U
Authority: CN
Inventors: 周九喜; 张红霞; 高广泽; 钱晓飞; 宋振亚; 张美杰
Original assignee: Jiangsu High Xin High Temperature New Materials Technology Co ltd
Current assignee: Jiangsu High Xin High Temperature New Materials Technology Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2020-09-08
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a long mouth of a river body, including the long mouth of a river, the equal fixedly connected with fixed block in upper end of long mouth of a river both sides, the inside of fixed block is provided with the action wheel, the center department of action wheel is provided with the axis of rotation. This long mouth of a river body, through covering tight laminating long mouth of a river top and ladle lower mouth of a river bottom, the rethread rotates rotatory piece and drives the action wheel rotation, the action wheel drives from the driving wheel rotation, it rotates to drive the dwang from the driving wheel, the dwang drives the connecting plate and removes, the connecting plate drives the fixed plate and removes, paste tight back when one side of fixed plate and link, it is fixed firm with fixed plate and link through fixing bolt, thereby can be with the firm below of installing the mouth of a river under the ladle of long mouth of a river, whole device simple structure, high durability and convenient use, workman's installation labour saving and time saving, workman's intensity of labour has been alleviateed, and long mouth of a river installation is more firm.

Description

Long nozzle body

Technical Field

The utility model relates to a steelmaking equipment technical field specifically is a long mouth of a river body.

Background

The long nozzle, also called a protection tube, is used between a ladle and a tundish to protect molten steel from secondary oxidation and prevent molten steel from splashing, otherwise, accidents such as cracking, breaking and the like easily occur during casting. It has strong adaptability to steel grade and good erosion resistance. At present, a long water gap which can be used without baking is called an emergency standby water gap. The long nozzle is arranged below the steel containing barrel and is an Al2O 3-C round pipe-shaped channel for pouring molten steel into the tundish from the steel containing barrel, and plays roles in guiding flow and preventing molten steel from being oxidized and splashed. The refractory material is an important functional refractory material for realizing molten steel protective casting to improve the quality of steel billets, and the use condition of the refractory material directly influences whether the whole continuous casting process can be normally carried out. At present, when the long nozzle is connected with the ladle drain nozzle, manual operation is adopted, the installation operation is complex, the labor intensity of workers is high, and the connection between the long nozzle and the ladle drain nozzle is unstable, so that the secondary oxidation of molten steel can be caused, and the quality of steel billets can be seriously influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a long mouth of a river body to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a long nozzle body comprises a long nozzle, wherein the upper ends of two sides of the long nozzle are fixedly connected with fixed blocks, a driving wheel is arranged inside the fixed blocks, a rotating shaft is arranged at the center of the driving wheel, one end of the rotating shaft penetrates through one side of the fixed blocks and extends to the outside of the fixed blocks to be fixedly connected with one side of a rotating block, the other end of the rotating shaft is connected with the inner wall of the other side of the fixed blocks, a driven wheel is arranged below the driving wheel and is meshed with the driving wheel, a rotating rod is arranged on one side of the driven wheel, one end of the rotating rod is fixedly connected with the driven wheel through the rotating shaft, the other end of the rotating rod penetrates through one side of the fixed blocks and extends to the outside of the fixed blocks to be movably connected with one side of a first connecting block through a fixed, the lower extreme of connecting plate one side passes through the one end fixed connection of first connecting block and connecting rod, the other end of connecting rod passes through the one side swing joint of fixed axle and second connecting block, the top of second connecting block and the bottom fixed connection of fixed block, the opposite side of connecting plate and one side fixed connection of spring coupling seat, the opposite side of spring coupling seat and the one end fixed connection of spring, the other end of spring passes through spring coupling seat and one side fixed connection of fixed plate, the fixed orifices has been seted up on the fixed plate, the top of long mouth of a river is provided with the mouth of a river under the ladle, the outside of mouth of a river under the ladle is provided with down the mouth of a river shell, the equal fixedly connected with link in the outside of mouth of a river shell down, be.

Preferably, the action wheel all is provided with the axis of rotation with from the driving wheel, and the both ends of axis of rotation respectively with the inner wall connection of fixed block, the action wheel all is provided with tooth with from the driving wheel, and the action wheel passes through tooth meshing with from the driving wheel.

Preferably, one side of the fixed block, which is close to the connecting plate, is provided with a sliding groove, and the rotating rod is in sliding connection with the sliding groove.

Preferably, one end of the connecting rod is movably connected with one side of the first connecting block through a fixing shaft.

Preferably, a refractory cushion is arranged at the joint of the long nozzle and the ladle drain nozzle.

Compared with the prior art, the beneficial effects of the utility model are that: this long mouth of a river body, through covering tight laminating long mouth of a river top and ladle lower mouth of a river bottom, the rethread rotates rotatory piece and drives the action wheel rotation, the action wheel drives from the driving wheel rotation, it rotates to drive the dwang from the driving wheel, the dwang drives the connecting plate and removes, the connecting plate drives the fixed plate and removes, paste tight back when one side of fixed plate and link, it is fixed firm with fixed plate and link through fixing bolt, thereby can be with the firm below of installing the mouth of a river under the ladle of long mouth of a river, whole device simple structure, high durability and convenient use, workman's installation labour saving and time saving, workman's intensity of labour has been alleviateed, and long mouth of a river installation is more firm.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a structural sectional view of the fixing block of the present invention;

fig. 3 is a side view of the fixing block of the present invention.

In the figure: 1. a long nozzle; 2. a fixed block; 3. a driving wheel; 4. a rotating shaft; 5. rotating the block; 6. a driven wheel; 7. rotating the rod; 8. a fixed shaft; 9. a first connection block; 10. a connecting plate; 11. a connecting rod; 12. a second connecting block; 13. a spring connecting seat; 14. a spring; 15. a fixing plate; 16. a fixing hole; 17. a ladle down nozzle; 18. a drain port housing; 19. a connecting frame; 20. fixing the bolt; 21. teeth; 22. a chute; 23. a refractory pad.

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 long nozzle body comprises a long nozzle 1, wherein fixed blocks 2 are fixedly connected to the upper ends of two sides of the long nozzle 1, a driving wheel 3 is arranged inside the fixed block 2, a rotating shaft 4 is arranged at the center of the driving wheel 3, one end of the rotating shaft 4 penetrates through one side of the fixed block 2 and extends to the outside of the fixed block 2 to be fixedly connected with one side of a rotating block 5, the other end of the rotating shaft 4 is connected with the inner wall of the other side of the fixed block 2, a driven wheel 6 is arranged below the driving wheel 3 and is meshed with the driving wheel 3, the driving wheel 3 and the driven wheel 6 are both provided with the rotating shaft 4, the two ends of the rotating shaft 4 are respectively connected with the inner wall of the fixed block 2, teeth 21 are arranged on the driving wheel 3 and the driven wheel 6, the driving wheel 3 and the driven wheel 6 are meshed through the teeth 21, a rotating rod 7 is arranged on, the other end of the rotating rod 7 penetrates through one side of the fixed block 2 and extends to the outside of the fixed block 2 to be movably connected with one side of the first connecting block 9 through the fixed shaft 8, one side of the fixed block 2, which is close to the connecting plate 10, is provided with a chute 22, the rotating rod 7 is in sliding connection with the chute 22, one end of the first connecting block 9 is fixedly connected with one side of the connecting plate 10, the lower end of one side of the connecting plate 10 is fixedly connected with one end of the connecting rod 11 through the first connecting block 9, one end of the connecting rod 11 is movably connected with one side of the first connecting block 9 through the fixed shaft 8, the other end of the connecting rod 11 is movably connected with one side of the second connecting block 12 through the fixed shaft 8, the top of the second connecting block 12 is fixedly connected with the bottom of the fixed block 2, the other side of the connecting plate 10, the other end of the spring 14 is fixedly connected with one side of a fixed plate 15 through a spring connecting seat 13, a fixed hole 16 is arranged on the fixed plate 15, a ladle lower nozzle 17 is arranged at the top of the long nozzle 1, a refractory pad 23 is arranged at the joint of the long nozzle 1 and the ladle lower nozzle 17, a lower nozzle shell 18 is arranged outside the ladle lower nozzle 17, a connecting frame 19 is fixedly connected to the outer side of the lower nozzle shell 18, a fixing bolt 20 is arranged on the connecting frame 19, the top of the long nozzle 1 is tightly sleeved with the bottom of the ladle lower nozzle 17, a driving wheel 3 is driven to rotate through a rotating rotary block 5, the driving wheel 3 drives a driven wheel 6 to rotate, the driven wheel 6 drives a rotating rod 7 to rotate, the rotating rod 7 drives a connecting plate 10 to move, the connecting plate 10 drives the fixed plate 15 to move, and after the fixed plate 15 is tightly attached to one side of the connecting frame 19, therefore, the long nozzle 1 can be firmly installed below the ladle lower nozzle 17, the whole device is simple in structure and convenient to use, time and labor are saved when workers install the device, the labor intensity of the workers is relieved, the long nozzle 1 is installed stably, and secondary oxidation of molten steel caused by insecurity of the long nozzle 1 is avoided.

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

1. The utility model provides a long mouth of a river body, includes long mouth of a river (1), its characterized in that: the equal fixedly connected with fixed block (2) in upper end of long mouth of a river (1) both sides, the inside of fixed block (2) is provided with action wheel (3), the center department of action wheel (3) is provided with axis of rotation (4), the one end of axis of rotation (4) runs through one side of fixed block (2), and extends to the outside of fixed block (2) and one side fixed connection of rotatory piece (5), the other end of axis of rotation (4) and the interior wall connection of fixed block (2) opposite side, the below of action wheel (3) is provided with from driving wheel (6), and from driving wheel (6) and action wheel (3) meshing, one side from driving wheel (6) is provided with dwang (7), and the one end of dwang (7) passes through axis of rotation (4) and from driving wheel (6) fixed connection, the other end of dwang (7) runs through one side of fixed, and extends to the outside of the fixed block (2) and is movably connected with one side of a first connecting block (9) through a fixed shaft (8), one end of the first connecting block (9) is fixedly connected with one side of a connecting plate (10), the lower end of one side of the connecting plate (10) is fixedly connected with one end of a connecting rod (11) through the first connecting block (9), the other end of the connecting rod (11) is movably connected with one side of a second connecting block (12) through the fixed shaft (8), the top of the second connecting block (12) is fixedly connected with the bottom of the fixed block (2), the other side of the connecting plate (10) is fixedly connected with one side of a spring connecting seat (13), the other side of the spring connecting seat (13) is fixedly connected with one end of a spring (14), and the other end of the spring (14) is fixedly connected with one side of a fixed plate (15) through the spring connecting seat (13), the steel ladle long nozzle is characterized in that a fixing hole (16) is formed in the fixing plate (15), a ladle lower nozzle (17) is arranged at the top of the long nozzle (1), a lower nozzle shell (18) is arranged outside the ladle lower nozzle (17), a connecting frame (19) is fixedly connected to the outer side of the lower nozzle shell (18), and a fixing bolt (20) is arranged on the connecting frame (19).

2. A long nozzle body according to claim 1, wherein: all be provided with axis of rotation (4) on action wheel (3) and follow driving wheel (6), and the both ends of axis of rotation (4) respectively with the interior wall connection of fixed block (2), all be provided with tooth (21) on action wheel (3) and follow driving wheel (6), and action wheel (3) and follow driving wheel (6) pass through tooth (21) meshing.

3. A long nozzle body according to claim 1, wherein: one side of the fixed block (2) close to the connecting plate (10) is provided with a sliding groove (22), and the rotating rod (7) is connected with the sliding groove (22) in a sliding manner.

4. A long nozzle body according to claim 1, wherein: one end of the connecting rod (11) is movably connected with one side of the first connecting block (9) through a fixing shaft (8).

5. A long nozzle body according to claim 1, wherein: and a refractory pad (23) is arranged at the joint of the long nozzle (1) and the ladle drain nozzle (17).