KR101220275B1 - Apparatus for hauling inner cover - Google Patents

Abstract

The present invention relates to an inner cover transporting device, and more particularly, to an inner cover transporting device capable of easily transporting an inner cover and preventing depression of the inner cover, and the like. At least one bracket portion capable of descending; And an ascending and descending hitting part that strikes an upper portion of the inner cover, wherein the bracket part provides an inner cover transporting device, characterized in that an uneven portion is formed on a surface in contact with the inner cover, and is easily hoisted by a crane. This can shorten the working time and minimize the decay deformation when hitting the inner cover with a crane.

Inner Cover, Foot Plate, Crane, Annealed

Description

Inner cover transport device {Apparatus for hauling inner cover}

The present invention relates to an inner cover transporting apparatus, and more particularly, to an inner cover transporting apparatus which enables easy transport of the inner cover and prevents depression deformation of the inner cover and the like.

In general, the inner cover is used to perform annealing heat treatment of a steel sheet coil such as an electrical steel sheet to obtain desired characteristics, and after placing the steel sheet coil in an airtight container, the inner cover does not directly apply heat to the steel sheet, It is used to maintain the temperature of about 1200 ℃ due to the various atmosphere gases such as hydrogen, argon, reducing gas inside the cover to perform a heat treatment suitable for the electrical steel sheet characteristics.

In the conventional mounting process of the inner cover, when arranging the iron plate coil on the inner cover for steel sheet annealing, the inner cover is placed in a predetermined position such as the upper portion of the seating plate provided on the base, and then the inner cover is mounted on a crane having three brackets. It is transported to a lifting mechanism as described above to seal the iron coil and inject a predetermined atmosphere gas into the inner cover to perform annealing heat treatment.

At this time, the bracket of the crane supports the protrusion of the inner cover to carry it, and the body of the inner cover is seated on the fine thread provided in the base to seal the steel plate coil, and then the upper plate is hit by the striking part of the crane. By inserting the body into the yarn, the space inside the inner cover is sealed.

In this case, the upper hard plate may be recessed by hitting the upper hard plate of the inner cover with the hitting part, and in order to correct this, a separate restoration work must be performed and, in severe cases, the upper hard plate should be discarded. Even when the deformation occurs to the body due to the force applied to the upper hard plate, it may be restored or discarded.

In addition, when the inner cover is transported, the inner cover may fall off from the crane due to the load due to its own weight.

The present invention has been made to solve the above problems, it is possible to easily transport the inner cover can shorten the working time, and inner cover transport apparatus for minimizing the deformed deformation when hitting the inner cover The purpose is to provide.

The present invention provides a transport apparatus of an inner cover, comprising: at least one bracket portion capable of lifting and lowering the inner cover; And an up and down strikeable hitting part that strikes an upper portion of the inner cover, wherein the bracket part provides an inner cover transport apparatus, wherein an uneven portion is formed on a surface contacting the inner cover.

Here, the uneven part is characterized in that it is formed so as to contact in a vertical direction with respect to the direction in which the load of the inner cover.

In addition, the concave or convex portion of the concave-convex portion is characterized in that it is formed in a direction perpendicular to the direction of gravity.

The inner cover may include a protrusion extending from the outer edge thereof in a horizontal direction to the ground, and the bracket portion may support the protrusion, and the uneven portion may be formed on a surface in contact with the protrusion. .

In addition, the inner cover has an uneven surface formed therein, the uneven portion may be formed to engage with the uneven surface, the uneven portion may be formed alternately with the uneven portion.

Here, the striking portion may have a bend corresponding to the upper portion of the inner cover, and the striking portion may have a buffer portion on the surface in contact with the upper portion of the inner cover.

In addition, the present invention, a transport apparatus of the inner cover, at least one bracket for supporting the inner cover and the elevating; And a liftable hitting part that strikes an upper part of the inner cover, wherein the hitting part provides an inner cover transporting device having a bend corresponding to an upper part of the inner cover.

By the inner cover transport apparatus according to the present invention as described above, it can be easily hoisted by a crane to shorten the working time, it is possible to minimize the deformed deformation when hitting the inner cover with a crane.

Hereinafter, an inner cover transport apparatus according to an embodiment of the present invention will be described in detail. It will be apparent to those skilled in the art that the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, It is provided to let you know.

Unless defined otherwise, all terms including technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. Commonly used predefined terms are further interpreted as having a meaning consistent with the relevant technical literature and the present disclosure, and are not to be construed as ideal or very formal meanings unless defined otherwise.

The continuous open flame furnace (COF), a hearth rotary direct-coil continuous annealing furnace, includes a number of furnaces, doors and conveyor equipment. Each annealing furnace is rotatably disposed on the conveyor belt, and doors are provided at the inlet and outlet sides of the annealing furnace, respectively, to distinguish between the heating area and the cooling area. The annealing treatment object enters and exits a plurality of furnaces while rotating the COF through the conveyor facility, and heat treatment is performed by heating and cooling.

In annealing an iron sheet coil such as an electrical steel sheet or a oriented silicon steel sheet in such COF, the stacked iron sheet coil is disposed in an inner cover, and filled with an atmosphere gas such as hydrogen gas in the inner cover and rotated to a conveyor facility.

At this time, after placing the iron plate coil on the support in order to place the stacked iron plate coils in the inner cover, the inner cover is transported to a transport device to bubble the support and the iron plate coils stacked thereon. In order to maintain the airtightness of the atmosphere gas to be charged into the inner cover, the lower portion of the inner cover is charged to the existing sand by hitting the upper portion of the inner cover with a transport device.

1 is a view schematically showing an inner cover transport apparatus according to an embodiment of the present invention, Figures 2a and 2b is a partial perspective view showing a bracket portion of the inner cover transport apparatus according to an embodiment of the present invention.

The drawings described in this specification including Fig. 1 are schematically shown, and the size and shape of each portion are appropriately exaggerated for easy understanding. Like reference numerals refer to like elements throughout.

Referring to FIG. 1, at least one bracket portion that is capable of lifting and lowering the protrusion 110 of the inner cover 100, as a transport apparatus 200 of the inner cover 100 having at least one protrusion 110. And a lowering and lowering hitting part 230 hitting the upper part of the inner cover 100, and the bracket part 210 is formed with the uneven part 213 on the surface in contact with the inner cover 100. It features.

The inner cover 100 includes a hollow body 150, an upper hard plate 130 that closes an upper portion of the body 150, and a reinforcement 121 formed in the upper hard plate 130. Including the body 150, the inner cover 100 may be formed of a high chromium-nickel alloy material.

The body 150 of the inner cover 100 has a cylindrical shape and a hollow is formed therein. The hollow inside has a space in which the iron coil is charged, and also has a space in which a support for supporting the iron coil is installed.

The upper portion of the body 150 is connected to the body 150, the upper hard plate 130 to close the hollow formed in the body 150 on one side. The upper hard plate 130 is preferably formed integrally with the body 150, but may be connected by a joining means such as welding. In addition, the upper hard plate 130 may be formed by the upper surface is arcuate curved.

A reinforcement 121 may be formed in the upper hard plate 130. This reinforcement 121 is preferably formed integrally with the upper hard plate 130, it may be connected by a joining means such as welding. In addition, the reinforcing material 121 may be formed of the same material as the upper hard plate (130).

On the outer edge of the upper hard plate 130 is formed a protrusion 110 protruding to the outside. The protrusion 110 may include upper and lower supports (not shown) extending from the outer edge of the upper panel 130 and a plurality of support frames (not shown) vertically connected to the upper and lower supports. At least one of the upper and lower supports and the support frame of the protrusion 110 may be integrally formed at the time of forming the upper hard plate 130. At this time, the remaining members that are not integrally formed with the upper hard plate 130 may be connected by a joining means such as welding.

The apparatus 200 for transporting the inner cover 100 includes at least one bracket portion 210 capable of lifting up and down supporting the protrusion 110 of the inner cover 100. The bracket portion 210 includes a deflectable arm 211 and a foot plate suspended from the arm 211 and in contact with the inner cover 100.

The bracket 210 is connected to the support 250 which is adjustable and movable up and down through the arm 211, and the raising and lowering of the bracket 210 may be made by actually raising and lowering the support 250. The foot plate 212 is suspended at the other end of the arm 211 having one end connected to the support 250. The foot plate 212 remains firmly fastened to the arm 211 and has a shape extending in a direction substantially perpendicular to the direction in which the arm 211 is formed. In other words, the foot plate 212 has a shape that protrudes in the direction in which the inner cover 100 is positioned perpendicular to the lifting direction of the arm 211. The foot plate 212 may be integrally formed with the arm 211.

In the foot plate 212, as shown in FIG. 2A, the uneven portion 213 is provided on a surface of the foot plate 212 that contacts the inner cover 100. Since the foot plate 212 extends perpendicularly to the lifting direction of the arm 211, that is, the lifting direction of the inner cover 100, the uneven parts 213 are formed in a direction perpendicular to the lifting direction. Accordingly, the uneven portion 213 is in contact with the side surface of the inner cover 100 in the direction in which the load of the inner cover 100 is loaded, that is, perpendicular to the direction of gravity. The concave-convex portion 213 formed as described above provides a frictional resistance against the load by the weight of the inner cover 100, so that the inner cover from the transportation device 200 is transferred from the transportation device 200 when the inner cover 100 is transferred to the transportation device 200. It is possible to prevent 100 from falling off. Preferably, the grooves or convex portions of the concave-convex portion 213 formed in the foot plate 212 are formed in a direction perpendicular to the direction of gravity.

In addition, as shown in FIG. 2B, an uneven portion 214 may be formed on the upper portion of the foot plate 212. The upper portion of the foot plate 212 is a surface which is in direct contact with the protrusion 110 of the inner cover 100, the uneven portion 214 is a protrusion that may occur when the foot plate 212 is not leveled on this surface A frictional resistance can be provided for dropout of 110. Due to such friction resistance, the protrusion 110 may be prevented from falling off from the seating position of the foot plate 212 even when the foot plate 212 is not somewhat horizontal. This uneven portion 214 may also have grooves or convex portions formed perpendicular to the direction in which the foot plate 212 extends from the arm 211 to provide greater frictional resistance.

The uneven parts 213 and 214 of the foot plate 212 may be formed in one or both. In addition, the uneven parts 213 and 214 may be continuously formed as shown in the drawing, but may be formed discontinuously, and each of the uneven parts and the convex parts may have an alternate shape. If the concave and convex portions of the concave and convex portions 213 and 214 have alternating shapes, the inherent frictional resistance of the concave and convex portions 213 and 214 may be provided, that is, the frictional resistance in the direction perpendicular to the direction in which the concave and convex portions are formed. In addition to providing it, the frictional resistance in the direction in which the recessed portion or the convex portion is formed can be improved.

The bracket portion 210 of the transportation device 200 may have a number corresponding to the number of protrusions 110 formed on the inner cover 100. At least three protrusions 110 are formed for stable transportation of the inner cover 100, and accordingly, at least three brackets 210 are preferably provided.

In addition, the transport device 200 includes a lowering and lowering hitting portion 230 hitting the upper portion of the inner cover 100.

The striking unit 230 is connected to the lifting control and movable support 250, the lifting and lowering of the striking unit 230 may be made by actually raising and lowering the support (250). The striking part 230 collides with the upper hard plate 130 of the inner cover 100 by the lifting and lowering motion to load the lower portion of the inner cover 100 into the yarn. The hitting portion 230 has a bend 231 corresponding to the bend 131 of the upper hard plate 130. As such, when the curved portion 231 of the striking portion 230 is matched with the curved portion 131 of the upper hard plate 130, the contact area becomes wider and the upper hard plate 130 is formed in the striking portion 230 due to the wider contact area. The impact force applied to the can be distributed. As such, when the striking force is dispersed, it is possible to prevent the deformed deformation of the upper hard plate 130 caused by the concentration of force on a specific portion.

3 is a view showing a modification of FIG.

Referring to FIG. 3, the impacting unit 230 is further provided with a buffer 235. The buffer part 235 may be provided on a surface in direct contact with the upper hard plate 130, and may have a bend corresponding to the curvature of the upper surface of the upper hard plate 130. In addition, the shock absorbing portion 235 may be made of a softer material than the striking portion 230, it may be connected to the striking portion 230 and the elastic member. Such a buffer part 235 may absorb a repulsive shock between the upper hard plate 130 and the striking part 230 when the striking part 230 strikes the upper hard plate 130. Therefore, it is possible to prevent a deformed deformation or damage to the hitting unit 230, which may be caused by a repulsive impact generated when the hitting unit 230 is hit.

4A is a view showing another embodiment of FIG. 1, and FIG. 4B is an enlarged view of portion “A” of FIG. 4A.

4A and 4B, the inner cover 100 may have a concave-convex surface 153 on a surface in contact with the foot plate 212. That is, the concave-convex surface 153 having the concave-convex portion or the concave portion in the horizontal direction may be formed on the ground to engage with the concave-convex portion 213 of the foot plate 212. In this case, when the foot plate 212 contacts and supports the inner cover 100, the contact area between the inner cover 100 and the foot plate 212 is expanded to further increase the load due to the weight of the inner cover 100. It can provide great frictional resistance.

FIG. 5A illustrates another embodiment of FIG. 1, and FIG. 5B is an enlarged view of portion “B” of FIG. 5A.

5A and 5B, the protrusion 110 of the inner cover 100 may have a concave-convex surface 114 on a surface in contact with the foot plate 212. That is, the protrusion 110 may have a concave-convex surface 114 having grooves or convex portions in a horizontal direction on the ground to engage with the concave-convex portion 214 of the foot plate 212. In this case, when the foot plate 212 contacts and supports the protrusion 110 of the inner cover 100, the contact area between the protrusion 110 and the foot plate 212 is widened so that the protrusion 110 becomes the foot plate 212. It is possible to provide greater frictional resistance against deviation due to not being leveled by vibrations or the like on the phase.

One or both of the uneven surfaces 114 and 153 of the inner cover may be formed, and accordingly, the uneven portions 214 and 213 may be formed in the foot pull rate 212.

In addition, the uneven parts 214 and 213 and the uneven surfaces 114 and 153 may be formed discontinuously, or may have shapes in which the uneven parts and the convex parts alternate. In any case, it is desirable to secure the expanded contact area by having a form in which the uneven parts 214 and 213 and the uneven surfaces 114 and 153 are engaged with each other.

Although the technical spirit of the present invention has been described in detail according to the above-described preferred embodiment, it should be noted that the above-described embodiment is for the purpose of description and not of limitation. In addition, those skilled in the art will understand that various embodiments are possible within the scope of the technical idea of the present invention.

1 is a view briefly showing an inner cover transport apparatus according to an embodiment of the present invention,

2a and 2b is a partial perspective view showing a bracket portion of the inner cover transport apparatus according to an embodiment of the present invention,

3 is a view showing a modification of FIG.

4A illustrates another embodiment of FIG. 1;

4B is an enlarged view of a portion “A” of FIG. 4A;

5A is a view showing another embodiment of FIG. 1,

FIG. 5B is an enlarged view of portion “B” in FIG. 5A.

<Explanation of symbols for the main parts of the drawings>

100 ... inner cover, 110 ... protrusion,

114,153, uneven surface, 121 ... reinforcement material,

130 ... upper plate, 200 ... transporter,

210 bracket part, 213,214 uneven part,

230 ... the hit.

Claims (10)

As a transportation device of the inner cover, At least one bracket portion supporting the inner cover and capable of lifting up and down; And An up and down strikeable hitting part that strikes an upper portion of the inner cover; Including, The bracket cover inner device, characterized in that the uneven portion is formed on the surface in contact with the inner cover. The inner cover transport apparatus according to claim 1, wherein the uneven portion is formed to be in contact with a direction perpendicular to the direction in which the load of the inner cover is loaded. The inner cover transport apparatus according to claim 1, wherein the concave portion or the convex portion of the uneven portion is formed in a direction perpendicular to the direction of gravity. The inner cover transport apparatus according to claim 1, wherein the inner cover has a protrusion extending from the outer edge thereof in a direction horizontal to the ground, and the bracket portion supports the protrusion. The inner cover transport apparatus according to claim 4, wherein the uneven portion is formed on a surface in contact with the protrusion. The inner cover transport apparatus according to claim 1, wherein an uneven surface is formed in the inner cover, and the uneven portion is formed to engage with the uneven surface. The inner cover transport apparatus according to claim 1, wherein the uneven portion is formed by alternately having the uneven portion and the uneven portion. The inner cover transport apparatus according to claim 1, wherein the striking portion has a bend corresponding to an upper portion of the inner cover. The inner cover transport apparatus according to claim 8, wherein the striking part has a buffer part on a surface in contact with an upper portion of the inner cover. As a transportation device of the inner cover, At least one bracket portion supporting the inner cover and capable of lifting up and down; And An up and down strikeable hitting part that strikes an upper portion of the inner cover; Including, The striking portion has an inner cover transport apparatus, characterized in that the curve corresponding to the upper portion of the inner cover.

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