CN217604716U

CN217604716U - Lifting device for sealing groove at lower part of industrial furnace

Info

Publication number: CN217604716U
Application number: CN202221781184.6U
Authority: CN
Inventors: 谭宏; 李景春
Original assignee: Meishan Shida New Materials Co ltd
Current assignee: Meishan Shida New Materials Co ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-10-18
Anticipated expiration: 2032-07-11

Abstract

The utility model discloses an industrial furnace kiln lower part seal groove elevating gear belongs to the industrial furnace kiln field of metallurgical industry, it includes the support, and a support, drive connecting rod and the drive assembly who drives the drive connecting rod and remove at the horizontal direction, the support is fixed in ground, and the support is located the below of seal groove, and on the rotatable support that is fixed in of support, the support includes lift Y-shaped seat and driving frame, on the one end of driving frame is fixed in lift Y-shaped seat, the other end and the drive connecting rod of driving frame are connected, the drive connecting rod is connected with drive assembly. The furnace has the advantages of reasonable structure, simple manufacture, low cost, stable operation and the like, and can be widely applied to furnaces with strict furnace atmosphere sealing.

Description

Lifting device for sealing groove at lower part of industrial furnace

Technical Field

The utility model relates to an industrial furnace kiln field of metallurgical industry especially relates to an industrial furnace kiln lower part seal groove elevating gear.

Background

The requirements on energy consumption, environmental protection and the like are higher and higher, and the requirement on the sealing property of the industrial kiln is also higher and higher.

When strict sealing process requirements exist, the problems that gas in a trolley furnace or a shuttle kiln overflows or air outside the kiln enters the furnace are not well solved, and the traditional sand sealing structure cannot well seal the kiln body; and the seal groove structure of traditional fixed mode has hindered stove car or platform truck operation again, in order to solve this problem, the utility model discloses an industrial furnace kiln lower part seal groove elevating gear satisfies sealed to furnace to and reduce the interference that causes the stove car operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an industrial furnace kiln lower part seal groove elevating gear solves above-mentioned technical problem.

In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides an industrial furnace kiln lower part seal groove elevating gear, includes support, drive connecting rod and drives the drive assembly that the drive connecting rod removed at the horizontal direction, the support is fixed in ground, the support is located the below of seal groove, and the support is rotatable be fixed in on the support, the support is including lift Y-shaped seat and driving frame, the one end of driving frame is fixed in on the lift Y-shaped seat, the other end and the drive connecting rod rotatable coupling of driving frame, the drive connecting rod is connected with the drive assembly transmission.

Preferably, the driving connecting rod comprises a connecting pipe and an installation rod, the middle position of the installation rod is hinged to the transmission frame, and two ends of the installation rod can be detachably connected with the connecting pipe.

Preferably, the top of the bracket is provided with a lifting block for supporting the sealing groove, and the lifting block is arranged on one side of the bracket far away from the lifting fork-shaped seat.

Preferably, the lifting block is arranged in an L shape, and two side walls of the outer convex side of the lifting block are respectively abutted to the support and the sealing groove.

Preferably, one end of the lifting fork-shaped seat, which is used for lifting the sealing groove, is provided with a roller, and the roller is in contact with the bottom wall of the sealing groove.

Preferably, the drive assembly includes motor, belt pulley transmission structure, mount, axis of rotation and gyration arm, the axis of rotation passes through belt pulley transmission structure and is connected with the motor, the mount is fixed on ground, the axis of rotation passes through the bearing to be fixed on the mount, the one end and the axis of rotation fixed connection of gyration arm, the other end rotates with the drive connecting rod to be connected.

Compared with the prior art, the utility model has the advantages of: compared with other lifting devices, the lifting device has the advantages of convenience in operation, simplicity, rapidness, safety, reduction in maintenance amount and the like. The safety coefficient is increased, the economic benefit is improved, and the requirements of the production process are met.

Drawings

Fig. 1 is a schematic view of the elevating device of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic top view of the lifting device of the present invention;

fig. 4 is an enlarged view of a portion B of fig. 3.

In the figure: 1. a support; 11. a lifting fork-shaped seat; 111. a roller; 12. a transmission frame; 2. a support; 21. a lifting block; 3. a drive link; 31. a connecting pipe; 32. mounting a rod; 4. a drive assembly; 41. a motor; 42. a belt pulley transmission structure; 43. a fixed mount; 44. a rotating shaft; 45. a swivel arm; 5. sealing the groove.

Detailed Description

The present invention will be further explained below.

Example (b):

as shown in fig. 1 and 3, the lifting device for the sealing groove at the lower part of the industrial furnace comprises a sealing groove 5, a support 1, a bracket 2, a driving connecting rod 3 and a driving component 4 for driving the driving connecting rod 3 to move in the horizontal direction. Wherein, the support 1 and the bracket 2 are arranged into a plurality of sealing grooves 5 for supporting, and a plurality of supports 1 can share the same driving connecting rod 3 for driving.

As shown in fig. 2 and 4, in the present embodiment, the bracket 2 is fixed to the ground by bolts, and the support 1 is located below the sealing groove 5 and is rotatably fixed to the bracket 2 by a rotating shaft. The support 1 comprises a lifting fork-shaped seat 11 and a transmission frame 12, wherein two ends of the lifting fork-shaped seat 11 are rotatably fixed on the bracket 2 through a rotating shaft. One end of the transmission frame 12 is fixed on the lifting fork-shaped seat 11, an included angle of 120-125 degrees exists between the transmission frame 12 and the lifting fork-shaped seat 11 in the vertical projection, and the other end of the transmission frame 12 is rotatably connected with the driving connecting rod 3 through a pin shaft. When the driving assembly 4 drives the driving connecting rod 3 to move, the driving connecting rod 3 drives the transmission frame 12 and the lifting fork-shaped seat 11 to rotate on the support 2, and in the rotating process, when the protruding end of the lifting fork-shaped seat 11 is gradually higher than the support 2, the bottom of the sealing groove 5 is abutted to the lifting fork-shaped seat 11 and lifts the sealing groove 5, so that the sealing groove 5 gradually rises to seal the lower part of the kiln. In order to reduce friction between the lifting fork-shaped seat 11 and the bottom wall of the sealing groove 5 in the lifting process, one end of the lifting fork-shaped seat 11, which is used for lifting the sealing groove 5, is provided with a roller 111, and in the whole lifting process, the roller 111 lifts the sealing groove 5. When the roller 111 is used for lifting the sealing groove 5, the contact area between the roller 111 and the sealing groove 5 is small, the overall pressure is large, and in order to avoid deformation of the contact area between the sealing groove 5 and the roller 111 and influence on the sealing effect, a thickened plate is arranged in the contact area between the bottom wall of the sealing groove 5 and the roller 111 to reinforce the structure at the contact area.

When the protruding end of the lifting fork-shaped seat 11 is gradually lowered, the sealing groove 5 descends along with the lifting fork-shaped seat 11 and finally falls back to the support 2, the support 2 lifts, in order to increase the contact area between the support 2 and the sealing groove 5 to prevent the contact area between the sealing groove 5 and the support 2 from being deformed, the top of the support 2 is provided with a lifting block 21 for supporting the sealing groove 5, and the upper surface of the lifting block 21 is flush with the top wall of the support 2. In order to avoid in this embodiment the lifting block 21 interfering with the movement of the lifting fork 11, the lifting block 21 is arranged on the side of the support 2 remote from the lifting fork 11. In order to achieve the purposes of saving materials and facilitating installation in the embodiment, the lifting block 21 is arranged in an L shape, and two side walls of the convex side of the lifting block 21 are respectively abutted against the support 2 and the sealing groove 5 and are fixed on the support 2 by screws.

The lifting sealing device has a simple structure and is easy to operate; compared with the traditional sand seal or soft seal, the lifting seal structure has higher sealing performance; compared with the traditional fixed sealing, the lifting sealing structure can enable the kiln car or the trolley to normally run.

In the present embodiment, the driving assembly 4 includes a motor 41, a pulley transmission structure 42, a fixed frame 43, a rotating shaft 44 and a rotating arm 45, wherein the rotating shaft 44 is in transmission connection with the motor 41 through the pulley transmission structure 42. The fixed frame 43 is fixed on the ground, the rotating shaft 44 is fixed on the fixed frame 43 through a bearing with a seat, one end of the revolving arm 45 is fixedly connected with the rotating shaft 44, and the other end is rotatably connected with the driving connecting rod 3 through a pin shaft. In this embodiment, the motor 41 is selected as a step motor 41, so as to control the rotation speed and the rotation angle, when the motor 41 is started, the pulley transmission structure 42 drives the rotation shaft 44 to rotate by a certain angle, and the rotation arm 45 drives the driving link 3 to move, so as to pull the support 1 to rotate to lift the sealing groove 5. In other embodiments, an air cylinder or an oil cylinder can be provided as the driving component, and the telescopic end of the air cylinder or the oil cylinder is rotatably connected with the driving connecting rod 3.

In the present embodiment, the drive link 3 is of a sectional structure for easy installation, maintenance and replacement of the entire structure. The driving connecting rod 3 comprises a plurality of connecting pipes 31 and a mounting rod 32, the middle position of the mounting rod 32 is rotatably connected with the transmission frame 12 through a pin shaft, the two ends of the mounting rod 32 can be detachably connected with the ends of the different connecting pipes 31 respectively, and the connecting pipes are in threaded connection in the embodiment. The sectional type structure of the driving connecting rod 3 enables an operator to adjust the length of the whole lifting device according to specific conditions, so that the adaptation to different sealing grooves 5 of different kiln adaptations is achieved, and meanwhile, the specific number of the supports 2 and the supports 1 can be determined according to actual conditions by the operator. When a certain support 1 or the installation rod 32 is damaged, the support 1 and the installation rod 32 connected with the support 1 can be detached and replaced independently, the whole driving connecting rod 3 does not need to be detached, and the maintenance process is quick and convenient.

The lifting device for the sealing groove at the lower part of the industrial furnace provided by the utility model is described in detail, and the principle and the implementation mode of the utility model are explained by applying a specific example, and the description of the above embodiment is only used for helping to understand the method and the core idea of the utility model; while the invention has been described in terms of specific embodiments and applications, it will be apparent to those skilled in the art that numerous variations and modifications can be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The lifting device for the sealing groove at the lower part of the industrial furnace is characterized by comprising a support (1), a support (2), a driving connecting rod (3) and a driving assembly (4) for driving the driving connecting rod (3) to move in the horizontal direction, wherein the support (2) is fixed on the ground, the support (1) is positioned below the sealing groove (5), and the support (1) is rotatably fixed on the support (2);

the support (1) comprises a lifting fork-shaped seat (11) and a transmission frame (12), one end of the transmission frame (12) is fixed on the lifting fork-shaped seat (11), the other end of the transmission frame (12) is rotatably connected with a driving connecting rod (3), and the driving connecting rod (3) is in transmission connection with a driving assembly (4).

2. The industrial furnace lower sealing groove lifting device according to claim 1, wherein the driving link (3) comprises a connecting pipe (31) and a mounting rod (32), the middle position of the mounting rod (32) is hinged with the transmission frame (12), and both ends of the mounting rod (32) can be detachably connected with the connecting pipe (31).

3. The industrial furnace lower sealing groove lifting device according to claim 1, characterized in that the top of the bracket (2) is provided with a lifting block (21) for supporting the sealing groove (5), and the lifting block (21) is arranged on the side of the bracket (2) far away from the lifting fork-shaped seat (11).

4. The lifting device for the sealing groove at the lower part of the industrial furnace according to claim 3, wherein the lifting block (21) is arranged in an L shape, and two side walls of the convex side of the lifting block (21) are respectively abutted with the bracket (2) and the sealing groove (5).

5. The lifting device for the sealing groove at the lower part of the industrial furnace according to claim 1, characterized in that one end of the lifting fork-shaped seat (11) for lifting the sealing groove (5) is provided with a roller (111), and the roller (111) is in contact with the bottom wall of the sealing groove (5).

6. The lifting device for the lower sealing groove of the industrial furnace according to claim 1, wherein the driving assembly (4) comprises a motor (41), a belt pulley transmission structure (42), a fixing frame (43), a rotating shaft (44) and a rotating arm (45), the rotating shaft (44) is connected with the motor (41) through the belt pulley transmission structure (42), the fixing frame (43) is fixed on the ground, the rotating shaft (44) is fixed on the fixing frame (43) through a bearing, one end of the rotating arm (45) is fixedly connected with the rotating shaft (44), and the other end of the rotating arm is rotatably connected with the driving connecting rod (3).