KR102513425B1 - Container fastening apparatus - Google Patents

Abstract

The present invention relates to a container fastening device. The container fastening device is inserted into the first hole of the first corner of the first container and coupled to the first corner, and inserted into the second hole of the second corner of the second container. The second shim coupled to the second corner and screwed to the first shim and the second shim, and rotating in a predetermined direction to adjust the distance between the first shim and the second shim It includes a screw column, and the first shim includes a first locking part preventing rotation of the first shim in a horizontal direction.

Description

Container fastening device {CONTAINER FASTENING APPARATUS}

The present invention relates to a container fastening device, and more particularly, to a container fastening device that firmly fastens a plurality of adjacent containers.

Containers for cargo transport are installed with beams at four corners as supports, and panels of a certain area are welded to the front, back, left, right, top, and bottom between these supports, or are assembled together using fastening means such as rivets to save space inside. form

These containers have corner brackets with holes formed at each corner, and the corner brackets are fastened to container transport equipment and used for moving the container to a predetermined position, or the corner brackets of a plurality of adjacent containers are fastened to each other It is also used for anchoring containers. Particularly, to prevent the container from moving during transportation or the like, the container fastening device may be used to fasten the corners of adjacent containers to each other.

For example, Korean Patent Registration No. 10-1642759 discloses a housing disposed between an upper container and a lower container, a first connecting member installed on the top of the housing and separably fixed from the upper container, and installed on the bottom of the housing and installed on the lower container. Disclosed is a container locking device including a second connecting member that is fixedly installed to be separable, and a locking releasing unit for releasing the locking of the second connecting member.

However, in the conventional container fastening device such as Korean Patent Registration No. 10-1642759, since the housing of the container fastening device must be disposed in the space between the upper container and the lower container, stacked containers are required when fixing a plurality of containers. There is a problem that it takes up a lot of space. In addition, it was difficult to secure safety because the lock was easily unlocked by vibration and shock generated during transportation and storage.

And, since it is not easy to visually observe the fastening state of corners between adjacent containers in the conventional container fastening device, there is a problem in that it is not easy to check whether or not the containers are firmly fastened to each other.

One object of the present invention is to prevent occupying a wider space than necessary when a plurality of containers loaded by a container fastening device are fastened together.

Another object of the present invention is to solve the problem that it is not easy to check the fastening state between adjacent containers fastened by the container fastening device.

Another object of the present invention is to prevent the loaded containers from collapsing by unlocking the container fastening device when the containers fastened to each other and loaded are subjected to vibration or impact during storage or transport.

Another object of the present invention is to solve the problem of not firmly fastening adjacent containers without gaps.

The object of the present invention is not limited to the tasks mentioned above, and other tasks not mentioned will be clearly understood by those skilled in the art from the description below.

As a technical means for achieving the above technical problem, the container fastening device according to an embodiment of the present invention for solving the above problem is inserted into the first hole of the first corner of the first container to the first corner A first shim coupled to the metal, a second shim inserted into the second hole of the second corner shim of the second container and coupled to the second shim, and the first shim and the second shim and screw and a screw column capable of adjusting a distance between the first shim and the second shim by rotating in a predetermined direction, wherein the first shim controls vertical movement and horizontal rotation of the first shim. It may be provided with a first locking portion to prevent.

In addition, the first fitting is formed extending from the first fastening part, the first fastening part in which the first hole provided with the screw thread is formed in the vertical direction so that the screw pillar is screwed, and the width in the horizontal direction and the vertical direction A first connection portion having a width smaller than that of the first hole and extending from the first connection portion, a width in a horizontal direction narrower than a long width of the first hole and wider than a short width of the first hole, and a width in a vertical direction It includes a first insertion portion formed to be narrower than the width of the first hole, and the first locking portion is installed in the first fitting and can apply an elastic force to the first corners from the first insertion portion. .

In addition, the second fitting is formed extending from the second fastening part, the second fastening part in which the second hole provided with the screw thread is formed in the vertical direction so that the screw pillar is screwed, and the width in the horizontal direction and the vertical direction A second connection portion having a width narrower than that of the second hole and extending from the second connection portion, a width in a horizontal direction is narrower than a long width of the second hole and wider than a short width of the second hole, and a width in a vertical direction A second insertion portion formed narrower than the width of the second hole may be included.

In addition, the first locking part may include a first locking spring, and the first fitting may have a first groove formed to couple the first locking spring.

In addition, the first locking spring, the first coupling member for preventing the movement in the horizontal direction and the movement in the vertical direction between the first shim and the first locking spring and the first for applying an elastic force to the first corners A support member may be included, and the first groove may be formed such that the first coupling member is inserted.

In addition, the first coupling member includes a first parallel bar, a second parallel bar parallel to the first parallel bar in a horizontal direction, and a first parallel bar bent from one side of the first parallel bar and extending in a horizontal direction away from the second parallel bar. A shear bar, a first intermediate bar bent from the first shear bar and extending parallel to the first parallel bar in a horizontal direction away from the first parallel bar, bent from the first shear bar and closer to the second parallel bar A first rear end bar extending in the horizontal direction, a second shear bar bent from and extending from the second parallel bar to be symmetrical with the first shear bar based on a first center line between the first parallel bar and the second parallel bar, A second middle bar bent and extending from the second front end bar to be symmetrical with the first middle bar with respect to the first center line, and the second middle bar to be symmetrical with the first rear end bar with respect to the first center line. and a second rear end rod bent and extended from, and the first support member is bent from the other side of the first parallel rod to form a first support rod extending obliquely from a horizontal plane, based on the first center line. It may include a second support bar bent and extended from the second parallel bar to be symmetrical with the first support bar, and a first connection bar connecting the first support bar and the second support bar.

In addition, the first coupling member includes a third parallel bar, a fourth parallel bar parallel to the third parallel bar in a horizontal direction, and a third bent from one side of the third parallel bar and extending in a horizontal direction away from the third parallel bar. A shear bar, a third intermediate bar bent from the third shear bar and extending parallel to the first parallel bar in a horizontal direction away from the first parallel bar, bent in a vertical first direction from the third intermediate bar to form an extension a third end bar, a third end bar bent from the third rear end bar and extending in a horizontal direction approaching the third parallel bar, based on a second center line between the third parallel bar and the fourth parallel bar; A fourth shear bar bent and extended from the fourth parallel bar to be symmetrical with the third shear bar, and a fourth shear bar bent and extended from the fourth shear bar to be symmetrical with the third shear bar based on the second center line. , A fourth rear end bar bent and extending from the fourth middle bar so as to be symmetrical with the third rear end bar based on the second center line, and the fourth rear end bar symmetrically with the third end bar based on the second center line. It includes a fourth end rod bent and extended from the single rod, and the first support member is bent from the other side of the third parallel rod to form an obtuse angle with the third rear end rod, and is formed extending obliquely to the horizontal plane. 3 support rods, a fourth support rod bent and extended from the fourth parallel bar so as to be symmetrical with the third support rod based on the second center line, and a third connecting rod connecting the third support rod and the fourth support rod. there is.

In addition, the screw column may be screwed with the first corner member and the second corner member and the first corner member and the second corner member.

In addition, the screw column is formed by extending from the upper surface of the grip portion and the grip portion composed of a polygonal column shape with upper and lower surfaces and a first fastening member provided with a screw thread and extending from the lower surface of the grip portion, It may include a fastening part including a second fastening member having a screw thread.

In addition, it is installed at one end of the screw column, and may include an auxiliary grip portion configured in the shape of a polygonal column having upper and lower surfaces.

Details of other embodiments for solving the problem are included in the description and drawings of the invention.

According to the above-described problem solving means of the present application, the container fastening device according to the present invention does not occupy a space between containers when the container fastening device fastens adjacent containers in the vertical direction, so that a plurality of loaded containers It provides the effect of occupying a minimum space even when fastened to each other.

In addition, since the container fastening device fastens the corners of adjacent containers using screw pillars from the outside of the corners, an effect of easily checking the fastening state between containers is provided.

In addition, since the container fastening device is provided with a locking device, it is possible to prevent a safety accident from occurring because the lock of the container fastening device is not released even when the containers loaded and fastened to each other are impacted.

In addition, the fastening through the rotation of the screw column of the container fastening device provides an effect that adjacent containers can be firmly fastened without gaps.

1 is a view showing that a plurality of containers are fastened by the container fastening device of the present invention.
2 is a view showing a first corner fitting of a first container and a second corner fitting of a second container in which a hole is formed.
3 is a view showing a container fastening device according to an embodiment of the present invention.
FIG. 4 is a view showing a first fitting and a first lock spring of the container fastening device of FIG. 3 .
5 is a view illustrating a process of inserting a first insertion part into a hole of a corner fitting of a container.
Figure 6 is a view showing one embodiment of the first locking spring of the first shim of Figure 4;
FIG. 7 is a view showing a first groove formed in a first shim into which the first locking spring of FIG. 6 is inserted.
Figure 8 is a view showing another embodiment of the first locking spring of the first shim of Figure 4;
9 is a view showing a first groove formed in a first shim into which the first locking spring of FIG. 8 is inserted.
10 is a view showing a process of mounting a first locking spring to a first fitting fastened to a corner of a container.
FIG. 11 is a view showing a second fitting of the container fastening device of FIG. 3 .
FIG. 12 is a view showing a screw column of the container fastening device of FIG. 3 .
13 is a view illustrating the movement of the first shim and the second shim according to the rotation of the screw column of FIG. 12 .
FIG. 14 is a view illustrating a process of fastening adjacent corners of two containers using the container fastening device of FIG. 3 .

Hereinafter, embodiments of the present application will be described in detail so that those skilled in the art can easily practice with reference to the accompanying drawings. However, the present disclosure may be implemented in many different forms and is not limited to the embodiments described herein. And in order to clearly describe the present application in the drawings, parts irrelevant to the description are omitted, and similar reference numerals are attached to similar parts throughout the specification.

Throughout this specification, when a part is said to be "connected" to another part, this includes not only the case of being "directly connected" but also the case of being "electrically connected" with another element in between. do.

Throughout the present specification, when a member is said to be located “on” another member, this includes not only a case where a member is in contact with another member, but also a case where another member exists between the two members.

Throughout the present specification, when a part "includes" a certain component, it means that it may further include other components without excluding other components unless otherwise stated. As used throughout this specification, the terms "about," "substantially," and the like are used at or approximating that value when manufacturing and material tolerances inherent in the stated meaning are given, and do not convey the understanding of this application. Accurate or absolute figures are used to help prevent exploitation by unscrupulous infringers of the disclosed disclosure. The term "step of (doing)" or "step of" as used throughout the present specification does not mean "step for".

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings and the description below. However, the present invention is not limited to the embodiments described herein and may be embodied in other forms. Like reference numbers indicate like elements throughout the specification.

Hereinafter, a container fastening device according to an embodiment of the present invention will be described.

1 is a view showing that a plurality of containers are fastened by the container fastening device of the present invention.

Referring to FIG. 1 , the container fastening device 100 of the present invention includes a first hole 12 formed in a first corner 11 of a first container 10 adjacent to each other in a vertically vertical direction and a second container It is inserted into the second hole 22 formed in the second corners 21 of (20), and the first container 10 and the second container 20 can be fastened to each other. Here, the first container 10 may be a container loaded on the top, and the second container 20 may be a container loaded on the bottom, but is not limited thereto. In addition, each container is a foldable container, and its specific configuration or folding process is disclosed in detail in the registered patent of the inventor of the present application (10-2108108, title of the invention: foldable container folding device and automatic folding system including the same) Therefore, the description thereof will be omitted.

In this way, in order for the container fastening device 100 to be inserted into and installed in the first hole 12 and the second hole 22, the first container 10 of the first hole 12 and the second hole 22 and The width d1 in the horizontal direction parallel to the upper and lower surfaces of the second container 20 (hereinafter referred to as the horizontal direction) and the width d2 in the direction perpendicular to the horizontal direction (hereinafter referred to as the vertical direction) are different. can be formed

2 is a view showing a first corner fitting of a first container and a second corner fitting of a second container in which a hole is formed.

For example, referring to FIG. 2, the first hole 12 formed in the first corner key 11 and the second hole 22 formed in the second corner key 21 have a width in the horizontal direction ( The width d2 in the vertical direction may be wider than d1). In general, a hole formed in a corner of a container has a wider width in a vertical direction than a width in a horizontal direction.

3 is a view showing a container fastening device according to an embodiment of the present invention.

Referring to FIG. 3 , in the container fastening device 100 according to an embodiment of the present invention, a first fitting is installed by being inserted into a hole of a corner fitting installed in a lower portion of an upper container among two vertically adjacent containers. (1000), the second fitting (2000), the first fitting (1000) and the second fitting (2000) inserted into the hole of the corner fitting installed on the top of the lower container among the two containers adjacent to each other vertically It may include a screw column 3000 that is screwed together.

First, the configuration of the first fitting 1000 will be described.

FIG. 4 is a view showing a first fitting of the container fastening device of FIG. 3 .

Referring to FIG. 4, the first fitting 1000 includes a first fastening part 1100 screwed to the screw column 3000, a first connection part 1200 extending from the first fastening part 1100, The first insertion part 1300 inserted into the corner of the container and combined with the corner, and the first lock to prevent the horizontal rotation of the first fitting 1000 installed in the corner of the container and the rotation of the screw column 3000. may include section 1400 .

The first fastening part 1100 may be formed in a vertical direction such that a first hole 1150 having a screw thread penetrates the inside of the first fastening part 1100 and is screwed to the screw pillar 3000 . For example, the first fastening part 1100 may be formed in a rectangular parallelepiped shape and the first hole 1150 may be formed in a central portion.

The first connection part 1200 may be formed to extend from one side of the first fastening part 1100 so as to be inserted into a hole formed in a corner of the container. Since the first connection part 1200 needs to be inserted into the hole formed in the corner corner of the container, its horizontal width and vertical width may be smaller than the width of the hole formed in the corner corner of the container.

The first insertion part 1300 may be inserted into a hole formed in the corner corner of the container and coupled with the corner corner. Specifically, the first insertion part 1300 may have a width in a horizontal direction narrower than a long width of the corner key hole and a width wider than a short width, and a width in a vertical direction may be formed to be narrower than the width of the hole in the corner key.

Since the first insertion part 1300 is formed in such a shape, the first insertion part 1300 can be inserted into the corners and installed so as not to be separated from the corners after being inserted.

5 is a view illustrating a process of inserting a first insertion part into a hole of a corner fitting of a container.

Specifically, referring to FIG. 5 , when the first fitting 1000 is rotated so that the horizontal width of the first insertion part 1300 is erected vertically, the first insertion part ( 1300) can be inserted.

Then, when the first fitting 1000 is rotated so that the first insertion part 1300 inserted into the corner key returns to its original state, the width of the first insertion part 1300 in the horizontal direction is the hole of the corner key. It is wider than the short width of the first insertion portion 1300 may be combined with the corner key so that it is not separated from the corner key.

The first locking part 1400 is a locking device that prevents rotation of the screw column 3000 and horizontal rotation of the first fitting 1000 . For example, the first locking part 1400 is configured so that the first insertion part 1300 inserted into the corners applies elastic force to the inside of the corners, so that the first fitting 1000 rotates in the horizontal direction. and the function of preventing the rotation of the screw column 3000 can be performed.

For example, the first locking part 1400 is a first groove formed in the first shim 1000 so that the first locking springs 1410 and 1430 and the first locking springs 1410 and 1430 can be fitted and coupled. (1450, 1460).

Figure 6 is a view showing one embodiment of the first locking spring of the first shim of Figure 4;

Referring to FIG. 6, the first lock spring 1410 according to the first embodiment prevents movement in the horizontal direction and movement in the vertical direction between the first shim 1000 and the first lock spring 1410. It may include a first coupling member 1412 and a first support member 1415 for applying an elastic force to the inside of the corners.

The first coupling member 1412 may be coupled to the first groove 1450 of the first fitting 1000 to be prevented from being separated from the first fitting 1000 by vibration and impact.

Specifically, the first coupling member 1412 may include a first parallel bar 1412-1 and a second parallel bar 1412-5 parallel to the first parallel bar 1412-1 in a horizontal direction.

In addition, the first shear bar 1412-2 and the first shear bar 1412-2 bent from one side of the first parallel bar 1412-1 and extending in a horizontal direction away from the second parallel bar 1412-5. from the first intermediate bar 1412-3 extending parallel to the first parallel bar 1412-1 in a horizontal direction away from the first parallel bar 1412-1 by being bent from It may include a first rear end bar 1412-4 that is bent and extends in a horizontal direction approaching the second parallel bar 1412-5.

In addition, the second parallel bar 1412-5 is symmetrical with the first shear bar 1412-2 based on the first center line C1 between the first parallel bar 1412-1 and the second parallel bar 1412-5. The second shear bar 1412-6 bent and extended from the second shear bar 1412-6 bent and extended from the second shear bar 1412-6 so as to be symmetrical with the first intermediate bar 1412-3 based on the first center line C1. The second middle bar 1412-7 formed, and the second middle bar 1412-7 bent and extended from the second middle bar 1412-7 so as to be symmetrical with the first rear end bar 1412-4 based on the first center line C1. A rear end bar 1412-8 may be included.

FIG. 7 is a view showing a first groove formed in a first shim into which the first locking spring of FIG. 6 is inserted.

Referring to FIG. 7, the first groove 1450 has a shape corresponding to the shape of the first coupling member 1412 so that the first coupling member 1412 of the first lock spring 1410 can be fitted. It may be formed in the first fitting (1000).

When the first coupling member 1412 is fitted into the first groove 1450 formed in the first shim 1000, the first locking spring 1410 is prevented from moving relative to the first shim 1000 and 1 can be firmly coupled to the fitting (1000).

The first support member 1415 may be configured to apply elastic force to the inside of the corners.

Specifically, the first support member 1415 is bent from the first parallel bar 1412-1 to form a first support bar 1415-1 extending obliquely from a horizontal plane and a first center line C1 based on the first support bar 1415-1. The second support bar 1415-2, the first support bar 1415-1, and the second support bar 1415-2 are bent and extended from the second parallel bar 1412-5 to be symmetrical with the support bar 1415-1. A first connecting rod 1415-3 for connection may be included.

Since the first support member 1415 is formed in such a shape, the first connecting rod 1415-3 can apply a vertical direction elastic force to the corner corner inside the corner corner, and the first support member 1415 and the corner corner There may be friction between the liver.

Therefore, vertical movement of the first shim 1000 coupled with the first lock spring 1410 is prevented by the vertical elastic force between the first lock spring 1410 and the corner, and the first lock spring 1410 Relative movement in the horizontal direction between the corner and the corner is prevented by the frictional force, and as a result, vertical movement and horizontal rotation inside the corner of the first shim 1000 coupled with the first locking spring 1410 can be prevented. there is. Therefore, the rotation of the screw column 3000 is limited, and the second fitting 2000 connected to the screw column 3000 is also fixed so that the container fastening state can be maintained.

Figure 8 is a view showing another embodiment of the first locking spring of the first shim of Figure 4;

Referring to FIG. 8, the first lock spring 1430 according to the second embodiment prevents movement in the horizontal direction and movement in the vertical direction between the first shim 1000 and the first lock spring 1430. It may include a first coupling member 1432 and a first support member 1435 for applying elastic force to the inside of the corners.

The first coupling member 1432 may be coupled to the first groove 1460 of the first fitting 1000 to prevent movement from the first fitting 1000 .

Specifically, the first coupling member 1432 may include a third parallel bar 1432-1 and a fourth parallel bar 1432-6 parallel to the third parallel bar 1432-1 in a horizontal direction.

In addition, a third shear bar 1432-2 and a third shear bar 1432-2 bent from one side of the third parallel bar 1432-1 and extending in a horizontal direction away from the fourth parallel bar 1432-6 A third intermediate bar 1432-3 extending parallel to the third parallel bar 1432-1 in a horizontal direction extending away from the third parallel bar 1432-1 by being bent from the third bar 1432-1, The third rear end bar 1432-4 bent and extended in the first vertical direction, and the third rear end bar 1432-4 bent from the third rear end bar 1432-4 and extended in a horizontal direction closer to the third parallel bar 1432-1. 3 end rods 1432-5.

In addition, the fourth parallel bar 1432-6 is symmetrical with the third shear bar 1432-2 based on the second center line C2 between the third parallel bar 1432-1 and the fourth parallel bar 1432-6. The fourth shear bar 1432-7 bent and extended from the fourth shear bar 1432-7 bent and extended from the fourth shear bar 1432-7 so as to be symmetrical with the third intermediate bar 1432-3 based on the second center line C2. The fourth middle bar 1432-8 formed, and the fourth middle bar 1432-8 bent and extended from the fourth middle bar 1432-8 so as to be symmetrical with the third rear end bar 1432-4 based on the second center line C2. The rear end bar 1432-9 and the fourth end bar 1432 extending from the fourth rear end bar 1432-9 so as to be symmetrical with the third end bar 1432-5 based on the second center line C2 (1432). -10) may be included.

9 is a view showing a first groove formed in a first shim into which the first locking spring of FIG. 8 is inserted.

Referring to FIG. 9, the first groove 1460 has a shape corresponding to the shape of the first coupling member 1432 so that the first coupling member 1432 of the first lock spring 1430 can be fitted. It may be formed in the first fitting (1000).

When the first coupling member 1432 is fitted into the first groove 1460 formed in the first shim 1000, the first locking spring 1430 is prevented from moving relative to the first shim 1000 and 1 can be firmly coupled to the fitting (1000).

The first support member 1435 may be configured to apply elastic force to the inside of the corners.

Specifically, the first support member 1435 is bent from the third parallel bar 1432-1 to form an obtuse angle with the third rear end bar 1432-4 and extends obliquely to the horizontal plane. ), the fourth support bar 1435-2, the third support bar 1435 bent and extended from the fourth parallel bar 1432-6 so as to be symmetrical with the third support bar 1435-1 based on the second center line C2 -1) and a third connecting rod 1435-3 connecting the fourth support rod 1435-2.

Since the first support member 1435 is formed in such a shape, the third connecting rod 1435-3 can apply elastic force to the corners inside the corners, and the frictional force between the first support member 1435 and the corners this can happen

Therefore, vertical movement of the first shim 1000 coupled with the first lock spring 1410 is prevented by the vertical elastic force between the first lock spring 1430 and the corner, and thus the first lock spring ( 1410) and the corner, the relative movement in the horizontal direction is prevented by the frictional force, and as a result, vertical movement and horizontal rotation of the first shim 1000 coupled with the first lock spring 1430 inside the corner are prevented. It can be. Therefore, the rotation of the screw column 3000 is limited, and the second fitting 2000 connected to the screw column 3000 is also fixed so that the container fastening state can be maintained.

10 is a view showing a process of mounting a first locking spring to a first fitting fastened to a corner of a container.

For example, referring to FIG. 10 , in order to couple the first locking springs 1410 and 1430 to the first fitting 1000 that is inserted into and coupled to the corner of the container, the first locking springs 1410 and 1430 ) Can be inserted through the hole of the corner key (Fig. 10 (a)).

Then, by inserting the first coupling parts 1412 and 1432 of the first lock springs 1410 and 1430 into the first grooves 1450 and 1460 formed in the first fitting 1000, the first lock spring 1410, 1430) may be mounted on the first fitting 1000. In this way, the first locking springs 1410 and 1430 mounted on the first fitting 1000 apply a vertical elastic force as the first support parts 1415 and 1435 come into contact with the ceiling portion inside the corner fitting (FIG. 10). (b)).

Next, the configuration of the second clamp 2000 will be described.

FIG. 11 is a view showing a second fitting of the container fastening device of FIG. 3 .

Referring to FIG. 11, the second fitting 2000 includes a second fastening part 2100 screwed to the screw column 3000, a second connection part 2200 extending from the second fastening part 2100, It may include a second insertion part 2300 that is inserted into the corners of the container and coupled with the corners.

The second fastening part 2100 may be formed in a vertical direction such that a second hole 2150 having a screw thread penetrates the inside of the second fastening part 2100 and is screwed to the screw pillar 3000 . For example, the second fastening part 2100 may be formed in a rectangular parallelepiped shape, and the second hole 2150 may be formed in a central portion.

The second connection part 2200 may be formed to extend from one side of the second fastening part 2100 so as to be inserted into a hole formed in a corner of the container. Since the second connection part 2200 needs to be inserted into the hole formed in the corner clasp of the container, its width in the horizontal direction and width in the vertical direction may be smaller than the width of the hole formed in the corner clasp of the container.

The second insertion part 2300 may be inserted into a hole formed in the corner corner of the container and coupled with the corner corner. Specifically, the width of the second insert 2300 in a horizontal direction may be narrower than the long width of the hole of the corner key and wider than the width of the short hole of the corner key, and the width in the vertical direction may be formed to be narrower than the width of the hole of the corner key.

Since the second insertion part 2300 is formed in this shape, the second insertion part 2300 can be inserted into the corners and installed so as not to be separated from the corners after being inserted.

Since the process of inserting and installing the second insertion part 2300 into the corners is the same as the process of inserting and installing the first insertion part 1300 into the corners, the description thereof will be omitted.

On the other hand, the second fitting (2000) may be configured in the same shape as the first fitting (1000). However, even if the second fitting 2000 is configured in the same shape as the first fitting 1000, the direction of the screw thread provided in the second hole 2150 formed in the second fastening part 2100 is different from the first fastening part. It may be configured to be different from the direction of the screw thread provided in the first hole 1150 formed in (1100).

Next, the configuration of the screw column 3000 will be described.

FIG. 12 is a view showing a screw column of the container fastening device of FIG. 3 .

Referring to FIG. 12 , the screw column 3000 may include a grip part 3100, a fastening part 3200, and an auxiliary grip part 3300.

The grip part 3100 may be formed in a polygonal column shape with upper and lower surfaces polygonal so as to be gripped by a tool or the like. For example, when the grip part 3100 is configured in the shape of a hexagonal column, the screw column 3000 can be rotated by gripping and rotating the grip part 3100 with a hexagonal wrench or the like.

The fastening part 3200 is formed by extending from the upper surface of the grip part 3100 and having a rod-shaped first fastening member 3210 having a thread, and extending from the lower surface of the grip part 3100 and having a threaded rod-like shape. It may include a second fastening member 3230 of.

The first fastening member 3210 may be screwed into the first hole 1150 of the first fitting 1000, and the second fastening member 3230 may be coupled to the second hole 2150 of the second fitting 2000. ) and can be screwed together.

The auxiliary grip part 3300 may be formed at any one or more of the upper end of the first fastening member 3210 and the lower end of the second fastening member 3230, and like the grip part 3100, it may be gripped by a tool or the like. The upper and lower surfaces may be formed in a polygonal prism shape.

The screw column 3000 may be more conveniently gripped and rotated by a tool or the like by having the auxiliary grip part 3300 .

On the other hand, when the first fastening member 3210 rotates as the grip part 3100 rotates in the first direction, the first fastening member 3210 and the first fastening member 3210 come close to the grip part 3100. A thread of 1 hole 1150 may be formed.

And, when the second fastening member 3230 rotates as the grip part 3100 rotates in the first direction, the second fastening member 3230 and the second clamp 3230 come close to the grip part 3100. The screw thread of the 2 hole 2150 can be formed.

That is, the threads formed in the first fastening member 3210, the second fastening member 3230, the first hole 1150, and the second hole 2150, according to the rotation of the grip portion 3100, the first fitting 1000 ) and the second fitting 2000 may be formed to be closer or farther apart from each other.

13 is a view illustrating the movement of the first shim and the second shim according to the rotation of the screw column of FIG. 12 .

Referring to FIG. 13 , when the screw column 3000 rotates according to the rotation of the grip part 3100, the first fitting 1000 and the second fitting 2000 come closer to each other. Also, the first fitting 1000 presses the lower portion of the inner circumferential surface of the corner fitting hole of the upper container, and the second fitting 2000 presses the upper portion of the inner circumferential surface of the corner fitting hole of the lower container.

Therefore, the upper container and the lower container are firmly fastened without a gap, and the frictional force between the first fitting 1000 and the second fitting 2000 and the inner circumferential surface of the corner fitting hole increases, so that the container fastening device 100 is rigid. It is joined to the corner key.

below. The action and effect of the container fastening device of the present invention will be described in detail.

FIG. 14 is a view illustrating a process of fastening adjacent corners of two containers using the container fastening device of FIG. 3 .

Referring to FIG. 14 , first, the second corners 21 of the first corners 11 of the first container 10 and the second corners 21 of the second container 20 are adjacent to each other. Insert the second fitting 2000 into the second hole 22 (Fig. 14(a)).

In addition, the first fitting 1000 screwed with the screw column 3000 is inserted into the first hole 12 of the first corners 11 (Fig. 14(b)).

Next, the second fastening member 3230 of the screw column 3000 is screwed into the second hole 2150 of the second fitting 2000 through rotation of the grip part 3100 . At this time, the first fitting 1000 and the second fitting 2000 are rotated by rotating the grip part 3100 so that the first fitting 1000 and the second fitting 2000 come closer to each other, and the corners 11, 21) (FIG. 14(c)).

On the other hand, since the screw pillar 3000 is screwed with the first fitting 1000 and the second fitting 2000 from the outside of the first corner fitting 11 and the second corner fitting 21, the container fastening device ( 100) can be easily confirmed visually.

Subsequently, a portion of the first lock springs 1410 and 1430 is inserted through the hole of the first corner 11 (FIG. 14(d)), and the first coupling part of the first lock springs 1410 and 1430 Points 1412 and 1432 are inserted into the first grooves 1450 and 1460 formed in the first fitting 1000 ((e) of FIG. 14).

The first locking springs 1410 and 1430 mounted on the first shim 1000 allow the first support parts 1415 and 1435 to abut against the ceiling portion inside the first corner 11 to apply an elastic force in the vertical direction. And, even if the first fitting 1000 receives an impact due to the frictional force between the first supports 1415 and 1435 and the first corners 11, rotation in the horizontal direction can be prevented.

Therefore, since the screw coupling between the screw column 3000 and the first fitting 1000 or the second fitting 2000 is prevented from being loosened by the rotation of the first fitting 1000, the container fastening device 100 Unlocking can be prevented.

As described above, since the container fastening device according to the present invention does not occupy the space between containers when the container fastening device fastens vertically adjacent containers, it takes up a minimum space even when a plurality of loaded containers are fastened to each other. provides the effect of

In addition, since the container fastening device fastens the corners of adjacent containers using screw pillars from the outside of the corners, an effect of easily checking the fastening state between containers is provided.

In addition, since the container fastening device is provided with a locking device, it is possible to prevent a safety accident from occurring because the lock of the container fastening device is not released even when the containers loaded and fastened to each other are impacted.

In addition, the fastening through the rotation of the screw column of the container fastening device provides an effect that adjacent containers can be firmly fastened without gaps.

The above description of the present application is for illustrative purposes, and those skilled in the art will understand that it can be easily modified into other specific forms without changing the technical spirit or essential features of the present application. Therefore, the embodiments described above should be understood as illustrative in all respects and not limiting. For example, each component described as a single type may be implemented in a distributed manner, and similarly, components described as distributed may be implemented in a combined form.

The scope of the present application is indicated by the following claims rather than the detailed description above, and all changes or modifications derived from the meaning and scope of the claims and equivalent concepts thereof should be construed as being included in the scope of the present application.

10: first container
11: first corner key
12: first hole
20: second container
21: second corner key
22: second hole
100: container fastening device
1000: first shim
1100: first fastening part
1200: first connection part
1300: first insertion part
1400: first locking unit
1500: first home
1410, 1430: first lock spring
2000: 2nd shim
2100: second fastening part
2200: second connection part
2300: second insertion part
3000: screw column
3100: grip part
3200: fastening part
3300: auxiliary grip part

Claims (11)

A first fitting inserted into the first hole of the first corner of the first container and coupled to the first corner;
a second fitting inserted into the second hole of the second corner fitting of the second container and coupled to the second corner fitting; and
A screw column screwed to the first shim and the second shim and rotated in a predetermined direction to adjust the distance between the first shim and the second shim,
The first fitting,
a first fastening part having a first hole having a screw thread formed in a vertical direction so that the screw pillar is screwed;
a first connecting portion extending from the first fastening portion and having a width in a horizontal direction and a width in a vertical direction narrower than a width of the first hole; and
A first insertion portion extending from the first connecting portion, having a width in a horizontal direction narrower than a long width and wider than a short width of the first hole, and having a width in a vertical direction narrower than a width of the first hole do,
The first shim prevents vertical movement and horizontal rotation of the first shim, and includes a first locking part installed in the first shim,
Wherein the first locking unit applies an elastic force to the first corners from the first insertion unit, the container fastening device.
delete delete According to claim 1,
The second fitting,
a second fastening part having a second hole having a screw thread formed in a vertical direction so that the screw pillar is screwed;
a second connecting portion extending from the second fastening portion and having a width in a horizontal direction and a width in a vertical direction narrower than a width of the second hole; and
A second insertion portion extending from the second connection portion, having a width in a horizontal direction narrower than a long width and wider than a short width of the second hole, and having a width in a vertical direction narrower than a width of the second hole , container fastening device.
According to claim 4,
The first locking part includes a first locking spring,
The first fitting is a container fastening device in which a first groove is formed so that the first lock spring is coupled.
According to claim 5,
The first locking spring,
a first coupling member preventing movement in a horizontal direction and movement in a vertical direction between the first shim and the first lock spring; and
And a first support member for applying an elastic force to the first corner,
The first groove,
Formed to be inserted into the first coupling member, container fastening device.
According to claim 6,
The first coupling member,
first parallel bars;
a second parallel bar parallel to the first parallel bar in a horizontal direction;
a first shear bar bent from one side of the first parallel bar and extending in a horizontal direction away from the second parallel bar;
a first intermediate bar bent from the first shear bar and extending parallel to the first parallel bar in a horizontal direction away from the first parallel bar;
a first rear end bar bent from the first middle bar and extending in a horizontal direction approaching the second parallel bar;
a second shear bar bent from the second parallel bar to be symmetrical with the first shear bar based on a first center line between the first parallel bar and the second parallel bar;
a second intermediate bar bent and extended from the second shear bar so as to be symmetrical with the first intermediate bar based on the first center line; and
And a second rear end bar bent and extended from the second middle bar so as to be symmetrical with the first rear end bar based on the first center line,
The first support member,
a first support bar bent from the other side of the first parallel bar and extending obliquely from a horizontal plane;
a second support bar bent and extended from the second parallel bar so as to be symmetrical with the first support bar based on the first center line; and
A container fastening device comprising a first connecting rod connecting the first support rod and the second support rod.
According to claim 6,
The first coupling member,
a third parallel bar;
a fourth parallel bar parallel to the third parallel bar in a horizontal direction;
a third shear bar bent from one side of the third parallel bar and extending in a horizontal direction away from the fourth parallel bar;
a third intermediate bar bent from the third shear bar and extending parallel to the first parallel bar in a horizontal direction away from the third parallel bar;
a third rear end bar bent in a first vertical direction from the third middle bar;
a third end bar bent from the third rear end bar and extending in a horizontal direction approaching the third parallel bar;
a fourth shear bar bent from the fourth parallel bar to be symmetrical with the third shear bar based on a second center line between the third parallel bar and the fourth parallel bar;
a fourth intermediate bar bent and extending from the fourth shear bar to be symmetrical with the third intermediate bar based on the second center line;
a fourth rear end bar that is bent and extended from the fourth middle bar so as to be symmetrical with the third rear end bar based on the second center line; and
And a fourth end rod bent and extended from the fourth rear end rod so as to be symmetrical with the third end rod based on the second center line,
The first support member,
a third support bar bent from the other side of the third parallel bar and extending obliquely to a horizontal plane to form an obtuse angle with the third rear end bar;
a fourth support bar bent and extended from the fourth parallel bar so as to be symmetrical with the third support bar based on the second center line; and
A container fastening device comprising a third connection rod connecting the third support rod and the fourth support rod.
According to claim 7 or 8,
The screw column is screwed with the first corner member and the second corner member, the first corner member and the second corner member and screwed, container fastening device.
According to claim 9,
The screw column,
A grip portion composed of a polygonal column shape having upper and lower surfaces of the polygon; and
A container fastening device including a first fastening member extending from the upper surface of the grip part and having a screw thread, and a fastening part including a second fastening member formed to extend from the lower surface of the grip part and having a screw thread.
According to claim 10,
A container fastening device including an auxiliary grip unit installed at one end of the screw column and configured in a polygonal column shape having upper and lower surfaces.

Images