JP3327434B2 - Container vertical connection device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for vertically connecting containers and, more particularly, to an apparatus for vertically connecting containers which includes a facility for connecting upper and lower containers for simultaneous loading and unloading of a plurality of containers.

[0002]

2. Description of the Related Art Conventionally, the main purpose of connecting upper and lower containers has been to prevent lateral displacement of containers stacked on deck, so that the container is designed to be able to be lifted in a connected state. Absent. In that connection,
A metal fitting called a stacking cone is used, and four corners of the container are independently connected by the four metal fittings.

Conventionally, containers are usually handled in units of one unit. Therefore, the handling capacity of quay container cranes and yard transfer cranes is usually 30 to 40 per hour. In order to increase the cargo handling efficiency by handling one unit at a time, it is conceivable to increase the moving speed of the crane or increase the number of cranes. Also,
In some cases, containers are handled in units of two, but since containers are arranged in the longitudinal direction and handled without connecting the containers to each other, it is difficult to position them with hanging equipment, and the cargo handling efficiency is improved. I have not reached.

[0004] Therefore, to dramatically increase the cargo handling efficiency,
It is conceivable to double the container handling volume by arranging the containers in a vertically stacked manner, but no concrete solution for achieving such has been proposed.

[0005]

SUMMARY OF THE INVENTION The present invention provides a structure in which two containers can be lifted in a connected state by being vertically stacked one on top of the other, which facilitates handling and furthermore, automates the connecting device. It is an object of the present invention to provide a container vertically connecting device that can be easily manufactured. Conventionally, by connecting the upper and lower containers, furthermore, by using a multi-container hanging spreader and a multi-container transport vehicle, container handling time is greatly reduced,
Despite the need to dramatically improve the efficiency of terminal cargo handling, satisfactory equipment and systems have not been put into practical use.

For this purpose, there is provided a connector of a bare type in which two metal fittings in the container width direction are integrated.
The location to be locked is not limited to a pair, that is, two, but is referred to as a set connector in the sense that it is connected by a plurality. A vertical connection device that connects a plurality of containers in the vertical direction, and can perform batch loading and unloading, and the vertical connection operation can be automated, having a continuous vertical connection and detaching facility,
It is an object of the present invention to provide a container vertically connecting device capable of improving the efficiency of container handling.

[0007]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned technical problems, and has two pairs of pairs which have a length substantially equal to the width of a container and face in the width direction. At positions corresponding to the container corner fitting holes, each is provided with a twist lock fitting protruding up and down, and in each twist lock fitting,
A lever for applying rotational force is connected, and the twist lock is normally set to a locked position by a spring. On the other hand, the lever is engaged with an operation bracket of a detachable device to unlock the lever. An operation plate that can be moved in the locking direction is fixed, and is connected to upper and lower containers, characterized in that a set connector having a portion that can be fitted to the support bracket from the attaching / detaching device is a component. ,
Provided is a container up-down connection device capable of suspending a container connected above and below.

Further, twist lock fittings which have a length substantially the same as the width of the container and which correspond to two pairs of container corner fitting holes facing each other in the width direction are provided. A lever for applying a rotational force is connected to the lock fitting, and this lever normally sets the twist lock fitting to a lock position by a spring, while the lever is fitted with an operating fitting of the detachable device. The operation plate that can move the lever in the unlock direction is fixed,
A set connector having a portion that can be fitted to the support fitting from the attachment / detachment device; an operation fitting fitted to an operation plate of the connector for lever operation of the set connector; a support fitting fitted to the set connector Further, the fitted connector is rotated upward to disengage it from the coupling position with the container corner fitting, and further rotated to return to the supplied connector supply position, or conversely, from the supply position of the assembled connector. It is provided with a moving device for moving to a coupling position with the container corner fitting, a driving device for moving the operation fitting left and right, and a detachable device having a driving device for providing a driving force for transferring the engaged connector. This is a featured invention, which has the same industrial application fields and problems to be solved as the invention described in claim 1. And the assembled connector is the main part of the matter that is indispensable to the configuration,
The invention is the same in that respect.

Further, a twist lock fitting projecting up and down is provided at a position corresponding to two pairs of container corner fitting holes which have substantially the same length as the width of the container and are opposed to each other in the width direction. A lever for applying a rotational force is connected to the lock fitting, and this lever normally sets the twist lock fitting to a lock position by a spring, while the lever is fitted with an operating fitting of the detachable device. The operation plate that can move the lever in the unlock direction is fixed,
A set connector having a portion that can be fitted to the support fitting from the attachment / detachment device; an operation fitting fitted to an operation plate of the connector for lever operation of the set connector; a support fitting fitted to the set connector Further, the fitted connector is rotated upward to disengage it from the coupling position with the container corner fitting, and further rotated to return to the supplied connector supply position, or conversely, from the supply position of the assembled connector. A moving device for moving to a connection position with the container corner fitting, a driving device for moving the operation fitting to the left and right, and a detachable device having a driving device for providing a driving force for transferring the engaged connector; And a connector connector supply device for automatically supplying the connector connector to a detachable device. The invention according to claim 1 and an industrial application field The problem to be trying to fine resolution is the same. In addition, the invention is an invention in which the assembled connector is a main part of a matter that is indispensable to the configuration, and is the same in that respect.

Accordingly, the present invention relates to a container vertically connecting machine for connecting a plurality of set containers in a vertically stacked manner, wherein the set connector connects the upper and lower containers in a detachable manner. And an assembly connector transfer device for supplying and discharging transfer to the connector attaching / detaching position. A connector transport device that has a connector storage region capable of storing a large number of assembled connectors and that transports the assembled connectors between the connector storage region and the connector transport device is further provided. This is the above-mentioned container vertical connecting machine. Further, the above container vertical linking machine further comprises a control device for automatically controlling the connector moving device and the connector transport device.

Further, a mechanism for feeding the assembled connector according to the present invention from both sides in the longitudinal direction of the container, picking it up by an assembled connector attaching / detaching device, and rotating and mounting the assembled connector on the container is also provided. This attaching / detaching device can automatically engage the set connector from the supply device for the set connector and supply the set connector to the locking position of the container at an appropriate position.

[0012]

The container vertical connection device of the present invention has the following aspects. In container port cargo handling technology, reducing container handling time is a heavy issue. Conventionally, by connecting the upper and lower containers,
Furthermore, by using a multiple container hanging spreader and a multiple container transport vehicle, it is necessary to greatly reduce the container handling time and dramatically improve the efficiency of terminal handling.

The high-speed cargo handling system using the container vertical connection device of the present invention has the following components. That is, in order to connect to the upper and lower two-stage container, a pair-type assembled connector, an attaching / detaching device for attaching / detaching the assembled connector, a sliding device for sliding the attaching / detaching device, and supplying or disposing the assembled connector. And a console for the sliding device.

The assembled connector includes a compression coil spring, a spring lever, an operating rod, a twist lock, a twist lock lever, a casing, and the like. In the assembled connector, the twist lock fitting is normally set to the locked position by an operation rod and a lever by a compression coil spring. When separating the container, the cylinder is operated to compress the coil spring, and the twist lock fitting is rotated in the unlocking direction via the operating rod. Then, when connecting the containers, the twist lock is similarly rotated in the locking direction by moving the operation rod. And coil spring, operation rod,
The twist lock and the lever are housed in a box-shaped casing. Further, the twist lock fittings are provided at both ends thereof, so that the distance between the two twist lock fittings matches the width of the container to be connected, that is, the distance between the lock holes at both ends in the width direction of the container. .

The detachable device, that is, the unlocking device, is a device for changing the twist lock fitting of the assembled connector from the locked state to the unlocked state, and includes a power cylinder for driving a compression coil spring, a lever for twist lock operation, a casing, and a sensor. And the like. That is, the coil spring incorporated in the assembled connector is compressed by driving the cylinder, and the twist lock fitting is rotated by 90 ° via the twist lock operating lever to be in an unlocked state, and the assembled connector is set in or separated from the container. be able to. It is usually housed in a steel plate casing structure.

Further, there is provided an attaching / detaching device, that is, a device which is located at one end of the unlocking device portion, fixes the assembled connector, and moves it out, and is constituted by a cyclo reducer, a coupling device, a bearing, a sensor and the like. Is done. By driving a shaft connected to the cyclo reducer via a coupling, the assembled connector is rotated by 180 ° and moved out. The rotation speed is preferably variable.

A detaching device, that is, a sliding device for sliding the attaching and detaching device holding the assembled connector from the standby position to a predetermined position in front of the container or in the opposite direction. It is composed of a rotating device receiving trolley, a power cylinder, a trolley frame rail, a trolley stopper, a sensor, and the like. This is a structure in which a trolley loaded with a detachable device holding a connector is pushed and pulled by two power cylinders on both sides. The detachable device is mounted on a trolley frame, and the detachable device is used when aligning the assembled connector to the container. Further, the position can be adjusted such that the connector can be slightly moved in the width direction of the container, and the twist lock fitting of the connector is inserted into the twist lock hole position.

The gantry is for mounting and supporting the slide device, and an operation panel for operating the assembled connector and the detachable device is installed on the operation table. The control panel for that purpose is preferably installed on the ground in terms of space and convenience of operation. In addition, in order to facilitate the leveling operation of the gantry, it is preferable that the gantry and the operation console are separated and independent.

That is, the container vertical connection device of the present invention
A container is vertically connected by a set connector. In order to easily and automatically connect the containers, the connection is performed using a connector attaching / detaching device. A supply device that can perform an unlocking operation and that can supply connectors one after another is provided to the attachment / detachment device.

When the above-described container vertically connecting device is used for loading and unloading containers as described below, the following remarkable effects can be obtained. When loading containers, each container loaded by a yard crane is vertically connected by a container up / down connection device equipped on a mobile trolley, and the connected containers are loaded and unloaded again by a yard crane to a container transport vehicle. It is loaded, transported to below the quay crane, and the spreader mounted on the quay crane suspends the vertically connected containers, loads them, and unloads the containers and loads them on the ship in a vertically connected state. The container is suspended by a spreader mounted on a quay crane, loaded and unloaded on a container transport vehicle, transported to the vicinity of the container vertical connecting device of the present invention mounted on a movable trolley, and vertically moved by the vertical connecting device. Containers are separated and then handled by yard cranes that handle individual containers as necessary. That.

Also, the container vertical connecting device of the present invention mounted on the movable trolley comprises: a container vertical connecting device (connector) of the present invention in which metal lock mechanisms at left and right corners in the container width direction are integrated on a frame; A device for continuously supplying and discharging the connecting device is provided, and a slide-rotating set connector attaching / detaching device is provided. When connecting containers, a set connector is interposed between the upper and lower containers and locked. When the container is separated, the assembled connector can be unlocked and discharged.

That is, the upper and lower two connected containers are
The spreader mounted on the quay crane enables batch lifting. In other words, two upper and lower containers are loaded,
It transports containers back and forth between yard cranes and quay cranes to dramatically improve cargo handling efficiency.

The container vertical connection device of the present invention further comprises:
When loading and unloading containers, a spreader that suspends containers connected vertically by this device, a transport vehicle for vertically connected containers, and a vertical A container crane and a yard crane for suspending a container connected to the cranes enable efficient cargo handling.

In this specification, an apparatus for connecting two upper and lower containers will be described. However, the present invention can also be used as an apparatus for connecting three or more containers vertically. Further, according to the present invention, when the cargo handling work is performed with one unit in which two containers are connected vertically and two units arranged in the width direction as one unit, the cargo handling efficiency can be further doubled to about four times, which is a dramatic increase. The cargo handling efficiency can be improved.

Next, the container vertically connecting device of the present invention will be described in detail with reference to examples, but the present invention is not limited thereto.

[0026]

Embodiment 1 FIG. 1 is an explanatory plan view and a front view showing an example of a container vertical connection device according to the present invention. As shown in the drawing, the connector assembly 1 has a rod shape as a whole having a length substantially the same as the width of the container (20, see FIG. 5). It is stored in the casing as shown in FIG. At both ends thereof, twist lock fittings 2, 2 ′, 2 ″, 2 ′ ″ protruding up and down are provided at positions corresponding to the twist lock fitting holes (see FIG. 6) at both ends of the container. The twist lock fitting hole of the container has a rectangular or elliptical hole with a long diameter and a short diameter, and a twist lock fitting at the tip of an arrow as shown in the drawing having an elliptical cross section with a long diameter and a short diameter. When it is inserted and the bracket is turned 90 °, it will not come off and will be connected. The twist lock fitting is rotatable, and can be inserted into fitting holes at four corners of the container and rotated by 90 ° to connect the containers together. That is, in order to connect the upper and lower containers with the left and right twist lock fittings 2, 2 ′, 2 ″, 2 ′ ″ as shown in the figure, a lateral force is not unnecessarily applied to the container. All of them can be suspended only by the twist lock fittings of the connector 1.

The twisted lock operation bar (operating bar) 3 is housed in the assembled connector 1, and the bar 3 is connected to all the twist lock fittings via a connecting pin 4 and a lever 5. By moving the shaft 3, all the brackets are synchronously operated to rotate from the locked position to the unlocked position. And, as shown in FIG.
At all times, the coil spring 3 'shown in the figure is wound around the center of the bar 3, and all the twist lock fittings are biased and held in the locked position. A frame member (support plate) 6 is fixed near the center of the bar 3,
The frame member includes a fitting recess 7. The fitting recess is
This is a mechanism that is fitted with an operation fitting (8: see FIG. 2) of the detachable device (12, 14, 10, 11: see FIG. 2) and moves the bar 3 in the unlocking direction or the locking direction.

The assembled connector 1 has a portion 12 'that can be fitted to a support fitting (12: see FIG. 2) from an attaching / detaching device (see FIG. 2). This part 12 '
The connector is recessed from the projection or the center of the metal fitting, so that even if the connector is sandwiched between the containers from above and below, the fork (support 1
2) can be disengaged from the connector and the bracket can be operated.
As shown in FIG. 4, a tapered guide member 12 'is formed on the fitting portion 14 on the fitting side with the support. The fitting with the support portion 12 is ensured.

Further, the attachment / detachment device 14 is provided with a power cylinder, and reciprocates the operation fitting 9 for moving the operation fitting 8 right and left. The attachment / detachment device 14 also includes a casing, a sensor, and the like as illustrated. Also,
The rotation of the twist lock fittings 2 and 2 ′ is fixed by the coil spring 3 ′ incorporated in the bar 3 of the assembled connector 1, but the assembled connector 1 is attached to the attaching / detaching device 14 by 12 and 12 ′ and 7 and 8. When fitted, the operating bracket 9 is driven by the cylinder driven by the power cylinder.
2, a force is transmitted through the lever 8, the operation fitting 7, and the plate 6 to compress the coil spring 3 ', and the twist lock fitting 2 is twisted through the twist lock operation bar 3 as shown by a dotted line and a solid line in FIG. , 90 ° to set the assembled connector 1 in the container in the locked state. Then, when the operation is performed in reverse, the assembled connector 1 can be separated from the container by the force of the power cylinder. And
Connectors typically utilize a steel casing structure.

According to the present invention, there is further provided an attaching / detaching device for the assembled connector 1 as shown in FIG. FIG.
FIG. 4 is a plan view of a part of the connector 1 that is engaged with the container and is partially removed. The attachment / detachment device 14 includes an operation rod 8 that fits into the fitting concave portion 7 of the frame member 6 attached near the center of the bar 3 and that can move the metal fitting 2 in the unlocking direction. It has a fork 12 that can be used. Further, a power cylinder 9 is provided in the casing 14, and when the operating rod 8 is tilted due to the reduction of the power cylinder, the fork 12 is simultaneously engaged with the connector 1 and is simultaneously attached to the frame member 6 of the bar 3. The lever 8 of the attachment / detachment device is engaged, and the bar 3 is biased and held by the coil spring 3 ′ in the engagement state of the lever 8 with the frame member 6.
That is, the attachment / detachment device 14 can control the reciprocation of the lever 8 via the operation rod 8 and the fitting recess 7 with good control, and can reciprocate the bar 3 in the assembled connector 1 via the lever 8. Thereby, the twist lock fitting can be unlocked.

As shown in the drawing, a member 12 (fork-like) that is inserted into and engaged with the connector 1 is attached to the attaching / detaching device 14.
Having. FIG. 4 shows a cross section in a state where the connector is engaged with the connector. The fork 12 is provided with a chamfered portion 12 'on the outer side of the tip to facilitate positioning when the fork 12 is inserted into the connector. Further, this detachable device 14
FIG. 3 shows a state in which the held
As shown in (1), it is possible to transfer the container from the supply / discharge position to the container connection position. For this purpose, a rotation device for rotating the entire attachment / detachment device 14 is provided, which is achieved by providing the motor 11 and the speed reducer 10 for reducing the rotation of the motor. That is, it is constituted by a cyclo reducer, a coupling, a bearing, a sensor and the like. The attachment / detachment device 14 is rotated by 180 ° by driving a shaft connected to the cyclo reduction gear via a coupling.

FIG. 3 shows a position where the assembled connector 1 coupled to the attaching / detaching device 14 is rotated around the connector and disengaged from the container engaging position (the right side position in FIG. 3 and the position indicated by the solid line). A state of moving from the supply / discharge position (the left position in FIG. 3 and the position shown by a chain line) to the container coupling position (the right position in the drawing) is shown. The attachment / detachment device 14 is mounted on a slide carriage 15 and is guided by a rail frame 17 by side wheels 16 and can be moved on the rail 17 from right to left and from left to right by a power cylinder 18. . (Here, the left and right refer to the left and right shown in FIG. 3).
The set connector 1 supplied from the set connector supply device on the left side is locked by the fork 12 and the lever 8,
As shown, rotate clockwise from the left and place it on the locking container on the right. That is, the detachable device 1 is attached to the set connector 1 placed on the cartridge cart 21.
4 is engaged with the power cylinder 18 by pulling it as shown by a chain line in the figure. Next, the engaged set connector 1 is rotated clockwise as shown in the figure to the right.
At the same time, in the attaching / detaching device 14, the slide cart 15 slides on the rail frame 17, and the set connector 1 is set to the lock position. In addition, when the assembled connector 1 is detached from the container, it moves in the opposite direction as described above, and the attaching / detaching device 14 locks the assembled connector 1 on the container 20 with the members 12, 8 and the like.
Next, rotate the twist lock by unlocking,
The connector 1 is unlocked, and the assembled connector 1 is carried in the opposite direction by the attaching / detaching device 14.

That is, the attachment / detachment device 14 is provided with slide devices 15, 16, 17 and the like for sliding movement from the standby position to a predetermined position in front of the container or in the opposite direction. The slide device includes a slide cart 15, a guide wheel 16, a power cylinder 18, a slide rail frame 17, a cart stopper, a sensor for detecting the position of the slide cart, and the like. The slide device has a structure of being pushed and pulled by two power cylinders 18 on both sides, and is mounted on a rail frame 17.
Each of the slide carts 15 is pushed and pulled by the power cylinder 18. Further, when aligning the assembled connector 1 with the container 20, the attaching / detaching device 14 can be slightly moved in the width direction of the container, and the twist lock fitting 2 of the assembled connector 1 can be reliably inserted into the twist lock hole of the container. .

For the movement of the attachment / detachment device 14 in the container width direction, wheels 19 capable of moving in the direction perpendicular to the sliding direction of the attachment / detachment device are provided on the lower surface of the left and right end members of the rail frame 17. When there is a slight discrepancy between the twist lock hole of the container and the metal fitting, it is guided by the inclined surface of the insertion side surface of the metal fitting 2, and the entire mounting / detaching device is inserted with the insertion of the metal fitting. Is a moving structure. That is, as shown in the drawing, the attaching / detaching device 14 rotates the held assembled connector 1 to a position where it is disengaged from the container engaging position (that is, moves from the right side to the left side), or conversely, the container is disengaged from the supply position. As described above, the rotation device of the assembled connector 1 for rotating to the engagement position (from left to right) is provided as a motor and a speed reduction device. In addition, a driving device that moves left and right,
That is, the power cylinder 18 is provided.

FIG. 4 is a partial sectional view showing the mechanism of the member 12 with which the attaching / detaching device 14 engages with the assembled connector 1. That is,
The member 12 ′ of the connector assembly 1, which is located between the upper container 20 and the lower container 20 ′, is sandwiched between
Is inserted. At this time, the engagement lever 8 of the attachment / detachment device 14 is simultaneously inserted into the engagement recess 7 of the connector assembly 1. As shown in FIG. 2, the engagement lever 8 can move the twist lock operation bar 3 via the engagement recess 7, and can unlock the twist lock 2.

FIG. 5 is a schematic perspective view of a facility for performing the actual connection work of containers 20 using the container up-down connection device of the present invention. When the container 20 is placed between the facilities according to the present invention, the assembled connector 1 comes out of the container vertical connection device on both sides and is mounted. (This coupling device and the container 20 are, as shown in FIG.
0, it is omitted in FIG. That is, the assembled connector 1 coupled to the attaching / detaching device 14
Is rotated and inserted into the twist lock hole 27 of the container 20 shown in the figure. At this time, the metal fitting 2 is inserted into the twist lock metal fitting hole 27 with the metal fitting being in the unlock position by the power cylinder. An upper container 20 ′ is placed thereon, and each twist lock hole 27 is inserted into the twist lock protrusion 2 of the assembled connector 1. Then, the power cylinder 9 of the attachment / detachment device 14 operates the twist lock operation bar 3 to rotate the twist lock projection 2 by 90 ° to the lock side, and is biased and held at the lock position by the force of the coil spring 3 ′. . That is,
The assembled connector 1 is successively supplied from the assembled connector supply device 19, and the containers can be successively connected. When the container 1 is released from the connection, that is, when the container 1 is unlocked, the above operation is performed in reverse.

FIG. 6 is an explanatory diagram showing a detailed cargo handling system of the facility shown in the perspective view of FIG. That is, the assembled connector 1
Is continuously supplied, the assembled connector 1 is supplied between the containers 20 and 20 ′ by the assembled connector attaching / detaching device 14, and the entire device is vertically connected and locked. The assembled connector 1 is supplied from the assembled connector cartridge 21 one after another, is coupled to the attaching / detaching device 14, is rotated, and
It is coupled to a predetermined position of 0. In this case, as a device for supplying the assembled connector 1, a chain conveyor system is preferable.

The container guides 22 are provided at positions corresponding to the four corners of the container. The container guides 22 are provided at the upper ends of the container so as to guide the two side surfaces at the corners and to easily enter the container guide. That is, containers 20, 20 '
Is stopped at a predetermined position using the container guide 22. As shown in the drawing, the assembled connector 1 is mounted on the cartridge 21 by a predetermined number from the assembled connector supply device 24, and is sequentially supplied from the opposite side of the detachable device 14 from the assembled connector 1 as illustrated. You. The empty cartridge 21 is lowered to the lower side as shown in the drawing, using all the mounted set connectors. This cartridge 21
A lifter for raising and lowering the unit can be provided in the supply device 24. That is, the apparatus can be provided with a holding shelf for the cartridge, a holding cylinder, a conveyor to be moved, and the like.

Such an apparatus is, for example, shown in FIG.
As shown in (1), the whole can be installed on a trolley, and can be moved to a desired work position as needed. It is also possible to employ a system in which the vehicle is towed by being connected to a yard crane (not shown).

FIG. 7 is a table showing the operation of the attaching / detaching device 14 and the assembled connector 1. In the upper column of the table, the attachment / detachment device is connected to the set connector 2 from the standby position to the connector supply / discharge position, supplies the set connector 2 to the container connection position, connects the containers 20 and 20 ′, The order in which containers are connected and locked vertically is shown. On the other hand, in the lower column, conversely, the container is connected to the assembled connector, the unlock operation is performed, and after unlocking, the assembled connector 2 is discharged from the container coupling position to the supply / discharge position, This shows the order of returning to the standby position.

Furthermore, the above-described container vertical connection device can be automatically operated as a whole and provided with an automatic control panel to be automatically operated. A driving operation panel 28 for that purpose is provided at a position as shown in FIG. Then, the entire apparatus shown in FIG. 5 can be mounted on a carriage 30 as shown in FIG.

As described above, the twist lock mechanism has been described with respect to the normal shape and mechanism, but it is needless to say that an automatic twist lock mechanism can also be used.
In the embodiment, the example in which the containers are connected in two stages in the upper and lower stages has been described, but the containers can be connected in three or more stages. In this case, the attachment / detachment device, the supply / discharge device, and the like need to be moved up and down.
It is also possible to connect the upper and lower containers in parallel in the width direction. In this case, it is necessary to install a detachable device and a supply / discharge device in parallel. The rotation operation of the lock device is performed by a spring and a power cylinder, and a power cylinder can be used instead of the spring.

[0043]

The container vertical connection device of the present invention has the following technical effects by the structure shown in the figure. That is, firstly, the container vertical connection device, that is, the paired connector, allows easy handling of the assembled connector, smoothly performs locking and unlocking operations, and connects the containers in a vertically stacked configuration. And the cargo handling efficiency can be greatly increased. Second
In addition, there is no practical problem with the operation speed of attaching / detaching the assembled connector in the container vertical connection device of the present invention, and the drive source can be easily controlled by an electric or hydraulic drive system, and the size can be easily reduced. Can be. Thirdly, there is provided a container vertical connecting device which can easily perform positioning by attaching and detaching a set connector with reference to a corner fitting of a container and can perform quick and accurate positioning in conjunction with a movable container guide. Realized. Fourth, the equipment has a system capable of continuously supplying assembled connectors. In other words, when a set connector is supplied to a predetermined position, a set connector is provided between the containers in a functional manner automatically, and furthermore, there is provided a container up / down connecting device capable of automatically attaching / detaching the container.

[Brief description of the drawings]

FIG. 1 is a plan view and a side view, partially cut away and partially deleted, for explaining the structure of an example of a container up-down connection device of the present invention.

FIG. 2 is a partially cutaway plan view schematically illustrating a mechanism of an attaching / detaching device with respect to the container vertically connecting device 1 of FIG.

FIG. 3 is a side view for explaining a mechanism of a slide device mounted on the detachable devices 12, 14 for fixing the container up-down connection device 1 of FIG.

FIG. 4 is a side view for explaining a part of the attaching / detaching device of the attaching / detaching device for the container up-down connecting device 1 of FIG. 1;

FIG. 5 is an explanatory perspective view illustrating a state in which the container vertical connection device of the present invention is used.

FIG. 6 is a side view illustrating a container connection method in which the container up-down connection device 1 of FIG. 1 is used and a supply method of the automatic connection device 1;

FIG. 7 is a table for explaining an operation system of a detachable device for the container vertically connecting device 1 of FIG.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Container up-down connection apparatus (set connector) 2, 2 ', 2 ", 2'" Twist lock fitting 3 Connection pipe 4 Connection pipe 7 Operation fitting fitting hole 8 Operation fitting 9 Detachable power cylinder 10 Reduction gear 11 Motor 12 Set connector Attachment / removal tool (fork) 14 Attachment / detachment device 15, 16 Attachment / detachment trolley 17 Slide device 18 Power cylinder 21 Connector trolley 22 Container guide 23 Cartridge 24 Connector supply device

──────────────────────────────────────────────────続 き Continued on the front page (73) Patent holder 000200334 Kawatetsu Machinery Co., Ltd. 2-17-4 Kuramae, Taito-ku, Tokyo (73) Patent holder 000002107 Sumitomo Heavy Industries, Ltd. 5-Chome Kita-Shinagawa, Shinagawa-ku, Tokyo 9-11 (73) Patent Holder 000004123 Nippon Kokan Co., Ltd. 1-2-1, Marunouchi, Chiyoda-ku, Tokyo (73) Patent Holder 000005119 Hitachi Zosen Corporation 1-7-89 Minami Kohoku, Suminoe-ku, Osaka-shi, Osaka 89 (73) Patent holder 000005902 Mitsui Engineering & Shipbuilding Co., Ltd. 5-6-1 Tsukiji, Chuo-ku, Tokyo (73) Patentee 000006208 Mitsubishi Heavy Industries, Ltd. 2-5-1 Marunouchi, Chiyoda-ku, Tokyo (72) Inventor Takeyuki Fujimoto 3-1-1 Nagase, Nagase, Yokosuka City, Kanagawa Prefecture Inside the Port and Harbor Research Laboratory, Ministry of Transport (72) Inventor Kazuo Kikuchi 1 Toranomon, Minato-ku, Tokyo No. 2-8 In the Port and Harbor Cargo Handling Association (72) Inventor Hiroshi Asano 1-19-10 Mori, Koto-ku, Tokyo Ishikawa Shima-Harima Heavy Industries, Ltd.Koto Office (72) Inventor Isamu Fukui Harima, Kako-gun, Hyogo 8 Harima Plant, Kawasaki Shige Kogyo Co., Ltd. (72) Inventor Munesaku Omi 1-chome, Mizushima Kawasaki-dori, Kurashiki City, Okayama Prefecture Kawatetsu Machinery Co., Ltd.Mizushima Design Room Co., Ltd. 5-2 Sumitomo Heavy Industries Machinery Co., Ltd. (72) Inventor Hiromi Komazaki 3 Bentencho, Tsurumi-ku, Yokohama-shi, Kanagawa Prefecture Nihon Kokan Co., Ltd.Tsurumi Works (72) Inventor Murakami Osamu Konohana-ku, Osaka-shi, Osaka 3-28, Kujo 5-chome Inside Hitachi Zosen Corporation (72) Inventor Hideo Iida 3-1-1, Tamao, Tamano-shi, Okayama Prefecture Mitsui Engineering & Shipbuilding Co., Ltd. Inside the Tamano Logistics and Carrier Plant (72) Inventor Hiroharu Obata Hiroshima Prefecture Mitsubishi Heavy Industries, Ltd. 4-6-22 Kannon Shinmachi, Nishi-ku, Hiroshima-shi In Hiroshima Works (56) References Japanese Utility Model 1988-169587 (JP, U) Japanese Utility Model 1987-1884991 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) B65G 57/00 B63B 25/00 101 B65G 63/00

Claims (3)

(57) [Claims] 1. Twist lock fittings each having a length substantially equal to the width of a container and corresponding to two pairs of container corner fitting holes facing each other in the width direction, each of which has a vertically protruding twist lock fitting. A lever for applying a rotational force is connected to the lock fitting, and this lever normally sets the twist lock fitting to a lock position by a spring.
The lever has an operation plate fixed to the operation fitting of the attachment / detachment device and capable of moving the lever in the unlock direction, and has a portion that can be fitted to the support bracket from the attachment / detachment device. A container up-down connection device capable of being connected to upper and lower containers and being capable of suspending the vertically connected containers, wherein the container is a component. 2. A twist lock fitting which has a length substantially equal to the width of the container, and which corresponds to two pairs of container corner fitting holes facing each other in the width direction, is provided with a twist lock fitting protruding up and down, respectively.
A lever for applying a rotational force is connected to each twist lock fitting, and this lever normally sets the twist lock fitting to a locked position by a spring, while the lever is fitted with an operating fitting of an attaching / detaching device. In combination, an operating plate capable of moving the lever in the unlocking direction is fixed, and a mating connector having a portion that can be fitted to the supporting bracket from the attaching / detaching device; An operation fitting fitted to the operation plate of the connector, a support fitting fitted to the set connector are provided, and further, the fitted set connector is rotated upward, disengaged from the coupling position with the container corner fitting, and further rotated. To return to the assembled connector supply position, or conversely, to move the assembled connector from the supply position to the connection position with the container corner fitting, and to move the operation fitting left and right. And a detachable device having a driving device for applying a driving force to transfer the engaged set connector. The detachable device is connected to the upper and lower containers so that the vertically connected containers can be suspended. Container upper and lower connecting device. 3. Twist lock fittings, each having a length substantially equal to the width of the container and corresponding to two pairs of container corner fitting holes facing each other in the width direction, each of which is vertically projected,
A lever for applying a rotational force is connected to each twist lock fitting, and this lever normally sets the twist lock fitting to a locked position by a spring, while the lever is fitted with an operating fitting of an attaching / detaching device. In combination, an operating plate capable of moving the lever in the unlocking direction is fixed, and a mating connector having a portion that can be fitted to the supporting bracket from the attaching / detaching device; An operation fitting fitted to the operation plate of the connector, a support fitting fitted to the set connector are provided, and further, the fitted set connector is rotated upward, disengaged from the coupling position with the container corner fitting, and further rotated. To return to the assembled connector supply position, or conversely, to move the assembled connector from the supply position to the connection position with the container corner fitting, and to move the operation fitting left and right. And a container which can be connected to upper and lower containers and which can hang the containers connected to the upper and lower containers, characterized by comprising a set connector supply device for automatically supplying the set connector to the attaching / detaching device. Vertical connection device.