CN215998635U - Automatic return device of continuous casting suspension operation box - Google Patents

Abstract

The utility model discloses an automatic recovery device of a continuous casting suspension operation box, which is applied to a continuous casting system of a steel plant and comprises a sliding device and a driving device, wherein the sliding end of the sliding device is respectively connected with the continuous casting suspension operation box and the driving device, the driving device drives the sliding device to drive the continuous casting suspension operation box to move towards a direction far away from an accident occurrence area, through arranging the sliding device, and fixing the two ends of the sliding device on a tank car track beam of the original fixed operation box, when a fault occurs, only the driving device needs to drive the sliding end of the sliding device to drive the continuous casting suspension operation box to move towards the direction far away from the accident occurrence area, when molten steel is not splashed any more, only the continuous casting suspension operation box needs to be recovered to the original position, thus, the operation box can be quickly far away from the accident occurrence area, the operation of subsequent continuous casting equipment can not be influenced, and the matching of the sliding device and the driving device is simple and efficient.

Description

Automatic return device of continuous casting suspension operation box

Technical Field

The utility model relates to a steelmaking continuous casting equipment technical field, continuous casting vibrating device, draw the automatic answer of straightening machine suspension control box among the metallurgical industry, concretely relates to continuous casting hangs automatic answer device of control box.

Background

For a long time, continuous casting equipment of iron and steel enterprises is in a high-temperature state, one tundish of the continuous casting equipment performs multi-flow simultaneous operation, the operation integrity is strong, the continuity is strong, the production rhythm is fast, and the overhaul time is short. The tundish is in the accident states of ladle penetration, water gap, slide plate steel leakage, crystallizer vibration device failure and the like in the casting blank process; because the molten steel temperature is higher, is stained with everywhere in the spraying, uses traditional fixed operation box that hangs, operating personnel can't dismantle fixed operation box that hangs to can not in time carry out effectual control to the accident, can only look at the operation box that hangs and burn out. Not only cause the control box and the control system to burn out like this, crystallizer vibrating device burns out, still can cause whole continuous casting system to shut down simultaneously, destroys the whole production plan of steel mill, more can cause environmental pollution, brings great loss for whole enterprise.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic reply device of continuous casting control box, the change will hang the control box and fix when certain specific position causes the emergence accident the control box can not remove, the utility model discloses a set up the slide rail and be used for driving the gliding drive arrangement of control box on the slide rail, realize when the molten steel occurence of failure, can make the control box keep away from the occurence of failure region fast.

The utility model discloses a following technical scheme realizes:

the utility model provides an automatic recovery device of continuous casting suspension operation case, is applied to among the steel plant continuous casting system, includes slider and drive arrangement, slider's slip end hangs operation case and drive arrangement with continuous casting respectively and is connected, drive arrangement drive slider drives the continuous casting suspension operation case and removes towards keeping away from the regional direction of occurence of failure.

In the existing steelmaking and continuous casting process, a continuous casting suspension operation box is generally fixed on a tank car track beam, and because the continuous casting suspension operation box is fixedly arranged on the track beam and cannot move, when molten steel with high temperature splashes around enough to burn general equipment, the operation box is very easy to be stained by the splashed molten steel, so that the continuous casting equipment such as the operation box, a crystallizer vibration device and the like is damaged. Therefore, the utility model discloses a set up slider, and be fixed in slider's both ends on the tank car track roof beam of original fixed operation case, when breaking down, only need let driver drive slider's slip end drive continuous casting hang the operation case to keep away from the regional (the high temperature is pour regional) the region of direction removal of occurence of failure can, when the molten steel no longer spatters, only need with continuous casting hang the operation case resume original position can, so, not only can make the operation case can keep away from the occurence of failure region fast, can also not influence the operation of follow-up continuous casting equipment, and slider and driver's cooperation, it is simple high-efficient.

Furthermore, the sliding device comprises a fixed guide rail and a movable pulley, the movable pulley is arranged on the fixed guide rail, the fixed guide rail is fixed on a track beam connected with the tundish car, a continuous casting suspension operation box is arranged on the movable pulley, and the driving device is connected with the movable pulley.

Further, the movable pulley comprises a trolley body, a connecting block and four sliding bearings, the four sliding bearings are arranged in the fixed guide rail, the two adjacent sliding bearings are one group, the four sliding bearings are divided into two groups, each group of sliding bearings are connected with the trolley body through the connecting block respectively, a continuous casting suspension operation box is arranged on the trolley body, and a driving device is connected with the connecting block.

Further, each sliding bearing is in a self-sealing bearing mode, and each group of sliding bearings are connected in a shaft assembling mode.

Furthermore, drive arrangement includes slip rope, fixed pulley and balancing weight, and the fixed pulley is fixed guide rail keeps away from the regional one end of occurence of failure, slip rope one end is connected with the balancing weight, and the other end is connected with the removal coaster.

Furthermore, the fixed guide rail is arranged on a track beam connected with the middle tank car in parallel with the ground, and the sliding rope part connected with the fixed pulley and the movable pulley is parallel to the fixed guide rail.

Furthermore, when the fixed guide rail is installed on a tank car track beam of a steel plant, one end close to an accident occurrence area is higher than the other end, a certain included angle is formed between the fixed guide rail and the horizontal plane, and the sliding rope part connecting the fixed pulley and the movable pulley is parallel to the fixed guide rail.

Further, the safety fixing device comprises a safety pin and a safety fixing block, the safety fixing block is fixedly installed at one end, close to an accident occurrence area, of the fixed guide rail, and the safety fixing block is connected with the movable pulley through the safety pin.

Furthermore, the safety fixing device also comprises a movable guide pipe, wherein the movable guide pipe is arranged in the movable pulley and penetrates through the safety fixing block to be movably connected with the continuous casting suspension operation box.

Further, the movable length of the movable trolley on the fixed guide rail is more than 4.8 meters, and the distance can just be far away from the accident area.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the automatic recovery device of the continuous casting suspension operation box is arranged at each flow of a continuous casting operation platform, and when the problems of burning loss of the suspension operation box and a control system caused by the faults of tundish penetration, steel leakage of a water gap sliding plate and a crystallizer vibration device occur, the sliding device drives the continuous casting suspension operation box to move towards the direction far away from an accident occurrence area under the driving of a driving device, so that the automatic recovery device is convenient and quick, is easy to operate, and ensures the continuity and the integrity of continuous casting production;

2. the utility model provides an automatic recovery device of continuous casting suspension control box, when slider to keeping away from accident area's direction slope installation, slide mechanism can obtain bigger acceleration to more fast leave from the accident area, guaranteed that continuous casting suspension control box is not influenced.

Drawings

In order to more clearly illustrate the technical solutions of the exemplary embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic view of an installation structure of an automatic return device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a sliding device according to an embodiment of the present invention;

fig. 3 is a left side view of the automatic return device when the safety pin is installed in an embodiment of the present invention.

Reference numbers and corresponding part names in the drawings:

1-sliding device, 2-driving device, 21-sliding rope, 22-fixed pulley, 23-balancing weight, 3-fixed guide rail, 4-moving pulley, 41-vehicle body, 42-connecting block, 43-sliding bearing, 5-safety fixing device, 51-safety pin, 52-safety fixing block, 53-moving conduit, 6-tank car track beam and 7-continuous casting suspension operation box.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.

Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the present invention. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the description of the present invention, the terms "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present invention.

Examples

As shown in fig. 1, the embodiment of the utility model provides a pair of automatic recovery device of continuous casting suspension operation case 7 is applied to in the continuous casting system of steel plant, including slider 1 and drive arrangement 2, slider 1's slip end hangs operation case 7 and drive arrangement 2 with the continuous casting respectively and is connected, drive arrangement 2 drive slider 1 drives the operation case and removes towards keeping away from the regional direction of occurence of failure.

Since the existing continuous casting suspension operation box 7 is generally directly fixed on the tank car track beam 6, as long as the device capable of making the operation box horizontally move can move the operation box to a region far away from the accident, specifically, as shown in fig. 2, the sliding device 1 comprises a fixed guide rail 3, a movable pulley 4, the movable pulley 4 is arranged on the fixed guide rail 3, the fixed guide rail 3 is fixed on the tank car track beam 6 of the steel works, the movable pulley 4 is provided with the continuous casting suspension operation box 7, the driving device 2 is connected with the movable pulley 4, the movable pulley 4 can move on the fixed guide rail 3 so as to drive the continuous casting suspension operation box 7 connected with the movable pulley to slide together, in one embodiment, the movable pulley 4 comprises a car body 41, a connecting block 42 and four sliding bearings 43, the four sliding bearings 43 are all arranged in the fixed guide rail 3, every slide bearing 43 all adopts the self sealss bearing form, and two adjacent slide bearings 43 are a set of, and every group slide bearing 43 adopts a shaft assembly to connect, divide into four slide bearings 43 two sets ofly, and every group slide bearing 43 connects the both ends of automobile body 41 through connecting block 42 respectively, is equipped with continuous casting on the automobile body 41 and hangs control box 7, and drive arrangement 2 is connected with connecting block 42. Adopt the mode of two sets of bearings connection automobile body 41, the connected mode is more firm, and the removal process is more stable, can be fast with continuous casting suspension operation case 7 area from accident area.

Specifically, the driving device 2 comprises a sliding rope 21, a fixed pulley 22 and a counterweight 23, the sliding rope 21 is a steel wire rope and has good traction force, the fixed pulley 22 is fixed at one end of the fixed guide rail 3 far away from the accident occurrence area, one end of the sliding rope 21 is connected with the balancing weight 23, the other end is connected with the movable pulley 4, when in use, a connecting hole is arranged on the connecting block 42 of the movable pulley 4, the sliding rope 21 passes through the connecting hole, the fixed pulley 22 is connected with the counterweight block 23, the part of the sliding rope 21 connecting the fixed pulley 22 and the movable pulley 4 is always parallel to the fixed guide rail 3, thereby ensuring that when the sliding rope 21 moves towards the ground under the gravity of the balancing weight 23, the moving direction of the moving pulley 4 is consistent with the moving direction of the sliding bearing 43 in the fixed sliding rail, thereby ensuring that the direction of movement of the continuous casting suspension operating box 7 coincides with the direction of movement of the sliding bearing 43 in the fixed guide rail 3.

Therefore, fixed guide 3 both can with ground level installation on steel plant's tank car track roof beam 6, also can install fixed guide 3 and have certain angle, make fixed guide 3 be close to the regional one end of occurence of failure and be higher than the other end (highly for ground, the one end that is close to the occurence of failure is higher), personally submit certain contained angle with the level, this moment, because removal coaster 4 also is certain inclination, then have an contained angle between slip rope 21 and the horizontal plane, be favorable to increasing the acceleration when balancing weight 23 glides downwards, thereby make the speed of one end coaster when removing faster.

In order to fix the continuous casting suspension operation box 7 at a specific position when the continuous casting system is normally operated, as shown in fig. 3, the restoring device further comprises a safety fixing device 5, the safety fixing device 5 comprises a safety pin 51 and a safety fixing block 52, the safety fixing block 52 is fixedly installed at one end of the fixed guide rail 3 near the accident occurrence area, the safety fixing block 52 is connected with the movable trolley 4 through the safety pin 51, since the safety fixing block 52 is fixed on the tank car rail beam 6 or the sliding guide rail, when no accident occurs, the sliding device 1 is fixed at a set position, the continuous casting suspension operation box 7 installed on the sliding device 1 is also fixed at a certain position, on the other hand, the safety fixing block 52 is also arranged to prevent the movable trolley 4 from moving towards the accident occurrence area due to external force when the guide rail is horizontally installed with the ground, causing the continuous casting suspension operating box 7 to be damaged.

In addition, in order to keep the continuous casting suspension operation box 7 to have enough space for managing the connection lines when the continuous casting system is normally operated, and also to continuously enable the continuous casting operation box to correspond to the position of the continuous casting system when the continuous casting system is installed, the safety fixing device 5 further comprises a moving guide pipe 53, the moving guide pipe 53 is arranged in the moving pulley 4 and penetrates through the safety fixing block 52 to be movably connected with the continuous casting suspension operation box 7, so that the lines required to be connected into the continuous casting suspension operation box 7 can be placed in the moving guide pipe 53, the connection lines cannot be damaged due to folding of the lines and the like when the pulley moves, and the connecting part of the moving guide pipe 53 and the safety fixing block 52 is of a round-corner structure, so that the connection lines are not easy to bend when being placed in the guide pipe.

In order to facilitate safe operation, the installation height of the continuous casting suspension operation box 7 is required to be the height which is convenient for a worker to operate in the actual operation process, and the installation height of the fixed slide rail can be changed. In addition, the radius of a general accident occurrence area, namely a molten iron splashing area is 4.8 meters, so that the movable length in the fixed guide rail 3 is more than 4.8 meters, and at the moment, the movable pulley 4 can take the continuous casting suspension operation box 7 out of the accident occurrence area by 4.8 meters, and the continuous casting suspension operation box 7 is ensured not to be splashed by molten iron.

The utility model discloses an operation process does: welding two ends of a fixed guide rail 3 on two tank car track beams 6 respectively, determining the height according to actual conditions, installing a sliding bearing 43 in the fixed guide rail 3, and installing and welding a fixed pulley 22 below one end of the fixed guide rail 3, which is far away from an accident occurrence area; a safety fixing block 52 is welded below the tank car track beam 6 close to the accident occurrence area, or the safety fixing block 52 is arranged on the fixed guide rail 3, and when the tank car track beam works normally, the movable pulley 4 is connected with the safety fixing block 52 through a safety pin 51; when an accident occurs, an operator takes the safety pin 51 out, one end of the steel wire rope is fixed in the connecting hole of the connecting block 42, the steel wire rope bypasses the fixed pulley 22, the other end of the steel wire rope is connected with the balancing weight 23 and fixed to move towards the ground under the action of the balancing weight 23, the continuous casting suspension operation box 7 and the movable pulley 4 move towards the direction far away from the accident occurrence area under the action of tensile force, instruments, operation buttons, circuits and other facilities of the operation box are safely and effectively protected, and the operation of the vibration device and the withdrawal and straightening machine can be continuously controlled.

In a general continuous casting system, one continuous casting machine corresponds to 6 flow vibration devices and a tension leveler suspension operation box; the automatic return device is adopted for each operation box, and when the molten steel of the tundish is shunted into each crystallizer in the continuous casting system, the return device of the utility model is used for quickly pulling the suspension operation box to a safe position when the tundish encounters sudden bag penetration and drainage port sliding plate accidents in production, so as to avoid burning loss of the molten steel, and avoid suspending operation box instruments, control buttons and control circuits; meanwhile, the equipment first-aid repair time caused by sudden accidents is reduced, and the equipment cost is saved; the production continuity and the stable operation are ensured.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides an automatic recovery device of continuous casting suspension operation case, is applied to among the steel plant continuous casting system, its characterized in that, including slider (1) and drive arrangement (2), the slip end of slider (1) hangs operation case (7) and drive arrangement (2) with the continuous casting respectively and is connected, drive arrangement (2) drive slider (1) drive continuous casting suspension operation case (7) remove towards keeping away from the regional direction of occurence of failure.

2. The automatic return device of a continuous casting suspension operation box according to claim 1, characterized in that the sliding device (1) comprises a fixed guide rail (3) and a movable trolley (4), the movable trolley (4) is arranged on the fixed guide rail (3), the continuous casting suspension operation box (7) is arranged on the movable trolley (4), and the driving device (2) is connected with the movable trolley (4).

3. The automatic recovery device of the continuous casting suspension operation box according to claim 2, wherein the moving pulley (4) comprises a vehicle body (41), a connecting block (42) and four sliding bearings (43), the four sliding bearings (43) are all arranged in the fixed guide rail (3), the two adjacent sliding bearings (43) form one group, the four sliding bearings (43) are divided into two groups, each group of sliding bearings (43) is respectively connected with the vehicle body (41) through the connecting block (42), the continuous casting suspension operation box (7) is arranged on the vehicle body (41), and the driving device (2) is connected with the connecting block (42).

4. An automatic return device for a continuous casting suspension operating box according to claim 3, characterized in that each slide bearing (43) is in the form of a self-sealing bearing, each set of slide bearings (43) being connected by shaft fitting.

5. The automatic recovery device of a continuous casting suspension operation box according to claim 2, characterized in that the driving device (2) comprises a sliding rope (21), a fixed pulley (22) and a counterweight (23), the fixed pulley (22) is fixed at one end of the fixed guide rail (3) far away from the accident occurrence area, one end of the sliding rope (21) is connected with the counterweight (23), and the other end is connected with the movable pulley (4).

6. The automatic recovery device of a continuous casting suspension operation box according to claim 5, wherein the fixed guide rail (3) is installed in parallel with the ground, and the portion of the sliding rope (21) connecting the fixed pulley (22) and the moving block (4) is parallel with the fixed guide rail (3).

7. The automatic recovery device of a continuous casting suspension operation box according to claim 5, wherein the fixed guide rail (3) is installed with one end higher than the other end near the accident occurrence area and forming an included angle with the horizontal plane, and the part of the sliding rope (21) connecting the fixed pulley (22) and the moving block (4) is parallel to the fixed guide rail (3).

8. The automatic recovery device of the continuous casting suspension operation box is characterized by further comprising a safety fixing device (5), wherein the safety fixing device (5) comprises a safety pin (51) and a safety fixing block (52), the safety fixing block (52) is fixedly installed at one end, close to an accident occurrence area, of the fixed guide rail (3), and the safety fixing block (52) is connected with the movable trolley (4) through the safety pin (51).

9. The automatic recovery device of the continuous casting suspension operation box according to claim 8, characterized in that the safety fixing device (5) further comprises a moving guide pipe (53), the moving guide pipe (53) is arranged in the moving trolley (4) and movably connected with the continuous casting suspension operation box (7) through a safety fixing block (52).

10. The automatic return device of a continuous casting suspension operation box according to claim 2, characterized in that the length of the movable trolley (4) movable on the fixed guide rail (3) is more than 4.8 meters.

Images