JPH09317234A - Chassis storage equipment for container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To store a large number of chassises in a limited space, and to warehouse/deliver the desired chassis to/from the desired position by providing an elevating/lowering space erected on a pit, a warehouse, a pallet and a pallet feeding device, a pallet transfer device and a pallet elevating/lowering device. SOLUTION: When a chassis 19 is carried in a warehouse 2, a pallet 3 on the highest stage is positioned on the warehousing/delivering level. A tractor 20 is advanced in a condition where a pallet transfer device 3 is evacuated upward by the prescribed quantity, and passed on the pallet 3, and after the chassis 19 is loaded on the pallet 3, the tractor 20 is retracted. The transfer device 4 is wound up by operating a pallet elevating/lowering device 5. The pallet 3 is hoisted by the transfer device 4, and elevated by operating the elevating/lowering device 5 in this condition, and transferred in a desired storage shelf 26. Subsequently, the chassis 19 is loaded on the pallet 3 in a similar manner, and carried in the desired storage shelf 26. The space can be saved thereby.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a container storage device for a container.

[0002]

2. Description of the Related Art At present, containers are widely used for land and sea transportation as transport containers for the purpose of unitizing cargo, and accordingly, ships are located near ports which are points of contact for land and sea transportation. In order to efficiently transport containers by land in accordance with the arrival and departure of ports, it is desired to expand the standby area of the chassis on which the containers are mounted, but conventionally, the chassis is stored side by side on the ground. Was common.

[0003]

However, as described above, if the chassis are simply stored in parallel on the ground, there is a drawback that a vast land is required.

In view of such a situation, the present invention can store a large number of chassis in a limited space, and can store a desired chassis in and out of a desired position in a hangar to save space. It is intended to provide a storage device.

[0005]

According to the present invention, a hangar having an ascending / descending space erected on a pit and storage shelves arranged in multiple stages on the side of the ascending / descending space, and a chassis can be loaded. And a large number of pallets that can be stacked and stored in the pit,
A pallet supply device that raises and lowers the uppermost pallet that is stacked and stored in the pit to the loading and unloading level, and a pallet transfer device that can suspend and support the pallet in the elevating space of the hangar and can transfer it to a storage rack. According to another aspect of the present invention, there is provided a container storage device, comprising: a pallet elevating device that hangs the pallet transfer device so that the pallet elevating device can be hoisted and lowered in an elevating space of a hangar.

Further, in the above-mentioned container chassis storage device, a fork capable of projecting from the elevating space side to the storage shelf side is attached to an elevating frame which is vertically movable in the elevating space, and the four corners of the pallet are attached to the fork. A pallet transfer device can be configured by disposing a twist lock member capable of suspending and supporting the pallet by inserting the pallet into a long hole formed in the portion and then twisting the pallet.

According to the above means, the following effects can be obtained.

When the chassis is carried into the hangar, the uppermost pallets stacked and stored in the pit are positioned at the loading / unloading level, and the pallet transfer device is retracted upward from the loading / unloading level by a required amount. After placing the chassis on the pallet, the pallet elevating device is operated to lower the pallet transfer device, and the pallet is suspended by the pallet transferring device. In this state, the pallet elevating device is operated to transfer the pallet. The loading device is rolled up to a required height position and lifted to transfer the pallet into a desired storage rack of the hangar, and thereafter, the chassis is placed on the pallet in the same manner as described above to set the desired hangar. Carry the chassis in order to the storage shelves.

On the other hand, when the chassis is unloaded from the hangar, when the chassis is placed on the pallet located at the loading / unloading level, first, the chassis is towed by a towing vehicle, and the loading / unloading is performed. After emptying the pallet located at the level, the empty pallet is lowered from the loading / unloading level by one pallet by the operation of the pallet feeding device, and then the pallet lifting device is operated to transfer the pallet. The loading device is rolled up to a required height position and lifted up, and after the pallet stored in the desired storage rack of the hangar is hung by the pallet transfer device and then retracted to the lifting space side, the pallet lifting device By operation, the pallet transfer device is lowered and lowered, the pallet on which the chassis is placed is lowered to the loading / unloading level, and the pallet is loaded from the loading / unloading level. One pallet is lowered on the pallet, then the pallet transfer device is retracted upward from the loading / unloading level by a required amount, and then the pallet chassis lowered to the loading / unloading level. After emptying the pallet lowered by the towing vehicle to the loading / unloading level, the empty pallet is lowered by one pallet from the loading / unloading level by the operation of the pallet feeder. In the same manner as described above, the chassis is sequentially carried out from the desired storage shelves in the hangar.

Further, in the container chassis storage device, a fork capable of projecting from the elevating space side to the storage shelf side is attached to an elevating frame which is vertically movable in the elevating space, and the four corners of the pallet are attached to the fork. If the pallet transfer device is configured by disposing a twist lock member that can suspend and support the pallet by inserting it into a long hole drilled in the pallet and twisting it, the pallet can be reliably suspended by the twist lock member. With the support lowered,
The pallet can be transferred between the elevating space and the storage rack by expanding and contracting the fork.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings.

1 to 7 show an example of a mode for carrying out the present invention, in which a lift space 2a and a storage shelf 2b arranged in multiple stages on the side of the lift space 2a are provided on a pit 1. A hangar 2 having the same is erected, and a large number of pallets 3 on which a chassis 19 can be loaded and which can be stacked and stored in the pit 1 are arranged.
A pallet supply device 14 for raising and lowering the uppermost pallet 3 stacked and stored in the pit 1 to the loading / unloading level is provided in the pit 1, and the pallet 3 can be suspended and supported in the elevator space 2a. The pallet transfer device 4 that can be transferred to the storage rack 2b of the hangar 2 is arranged so as to be able to move up and down, and the pallet transfer device 4 can be hoisted and lowered in the elevating space 2a of the hangar 2 above the hangar 2. A pallet raising / lowering device 5 to be suspended is arranged to form a container chassis storage device.

As shown in FIGS. 4 and 5, the pallet supply device 14 has a cylinder 17 in which a sheave 16 is pivotally mounted at the tip of a rod 15 and a wire rope 18 fixed at one end in the pit 1. The other end is hooked around the sheave 16 and connected to the pallet 3 at the lowermost stage, and the rod 15 of the cylinder 17 is expanded and contracted, whereby the pallet 3 in the pit 1 is extended.
Up and down, and the uppermost pallet 3 in the pit 1
Is configured to be positioned at the loading / unloading level.

Further, as shown in FIG. 6, the pallet transfer device 4 has a lifting frame 2 with respect to a guide rail 22 laid in the lifting space 2a of the storage case 2 so as to extend vertically.
3 is arranged so as to be able to move up and down via rollers 24 and 25, and forks 26 and 27 that can project from the side of the ascending / descending space 2a to the side of the storage shelf 2b are attached to the ascending / descending frame 23. As shown in FIG. 7, a twist lock member 29 capable of suspending and supporting the pallet 3 is provided by inserting the pallet 3 into the long holes 28 formed at the four corners and then twisting the pallet 3. Have
The forks 26, 27 drive the drive sprocket 31 in a desired direction by the motor 30, and the chain 35, which is wound around the driven sprockets 32, 33, 34.
36 and 37 are driven to slide and expand and contract, and the twist lock member 29 is also provided.
Is twisted by the expansion and contraction operation of the lock cylinder 38, and can be switched between a position where it can be inserted into and removed from the elongated hole 28 of the pallet 3 and a lock position.

Further, the pallet elevating device 5 has a winch 11 rotatably driven by a motor 7 via a speed reducer 8 on the upper part of the hangar 2 and fixes a wire rope 6 fed from the winch 11. After the sheave 9 and the elevating sheave 10 attached to the elevating frame 23 of the pallet transfer device 4 are sequentially wound around, the tip of the wire rope 6 is fixed to a required upper portion of the elevating space 2a. Have

In the illustrated example, a plurality of container chassis storage devices are arranged in parallel, but it goes without saying that only one container storage device may be provided.

Next, the operation of the illustrated example will be described.

When carrying the chassis 19 into the hangar 2, as shown in FIG. 4, the uppermost pallet 3 stacked and stored in the pit 1 is positioned at the loading / unloading level, and the pallet transfer device 4 is loaded / unloaded. In a state in which the chassis 19 is retracted upward by a required amount, the towing vehicle 20 of the chassis 19 is moved forward to pass over the uppermost pallet 3 located at the loading / unloading level, and the chassis 19 is placed on the pallet 3. After that, the outriggers 21 of the chassis 19 are grounded on the pallet 3, and the towing vehicle 20 is separated from the chassis 19 and retracted.

Subsequently, the pallet elevating device 5 is actuated to lower the pallet transfer device 4, and the pallet 3 has a long hole 28.
When the twist lock member 29 is inserted into and the twist lock member 29 is twisted by the operation of the lock cylinder 38, the pallet transfer device 4 can suspend the pallet 3, and in this state, the pallet lifting device 5
The pallet transfer device 4 is wound up and raised to a required height position by the operation of.

Next, the drive sprocket 31 is driven by the motor 30 in a desired direction, and the driven sprocket 32,
When the chains 35, 36, 37 wound around the pallets 33, 34 are driven, the forks 26,
27 slides in a desired direction and extends to project into a desired storage rack 2b of the storage case 2. After that, the pallet transfer device 4 is slightly lowered, and the pallet on which the chassis 19 is mounted. When the twist lock member 29 is twisted in the opposite direction to the above by the operation of the lock cylinder 38 after placing 3 on the storage shelf 2b, the twist lock member 29 is switched to a position where it can be removed from the elongated hole 28,
In this state, the pallet transfer device 4 is slightly lifted to disengage the twist lock member 29 from the elongated hole 28, and then the forks 26 and 27 are contracted to be retracted to the original position on the side of the elevating space 2a and returned. In the same manner as described above, the chassis 19 is then placed on the pallet 3 and the chassis 19 is sequentially carried into the desired storage rack 2b of the hangar 2.

On the other hand, when the chassis 19 is unloaded from the hangar 2, when the chassis 19 is placed on the pallet 3 located at the loading / unloading level, the towing vehicle 20 is first connected to the chassis 19. With chassis 19
After the outrigger 21 of the pallet is retracted and the chassis 19 is towed by the towing vehicle 20 to empty the pallet 3 located at the loading / unloading level, the empty pallet 3 is contracted by the cylinder 17 of the pallet feeder 14. Therefore, it is lowered from the loading / unloading level by one pallet.

Then, the pallet elevating device 5 is actuated to wind up the pallet transfer device 4 to a required height position and raise the pallet transfer device 4, and the forks 26 and 27 of the pallet transfer device 4 are slid in a desired direction and extended. The pallet transfer device 4 is formed after it is projected into the desired storage rack 2b of the hangar 2.
Is slightly lowered, the twist lock member 29 is inserted into the long hole 28 of the pallet 3, and the twist lock member 29 is twisted by the operation of the lock cylinder 38, so that the pallet transfer device 4 can suspend the pallet 3. In this state, the pallet transfer device 4 is slightly lifted by the operation of the pallet lifting device 5, and the fork 26,
After contracting 27 and pulling it back to the original position on the side of the ascending / descending space 2a to restore it, the pallet elevating device 5 is actuated to lower the pallet transfer device 4 to lower it so that the chassis 19
The pallet 3 on which is placed is lowered to the loading / unloading level, and is placed on the pallet 3 lowered by one pallet from the loading / unloading level.

Next, the twist lock member 29 is twisted in the opposite direction to the above by the operation of the lock cylinder 38 and the twist lock member 29 is switched to a position where it can be disengaged from the elongated hole 28. 4 is lifted to disengage the twist lock member 29 from the elongated hole 28, and the pallet transfer device 4 is retracted upward from the loading / unloading level by a required amount.

After that, the towing vehicle 20 is connected to the chassis 19 on the pallet 3 lowered to the loading / unloading level, the outrigger 21 of the chassis 19 is contracted, and the chassis 19 is towed by the towing vehicle 20. After emptying the pallet 3 lowered to the delivery level, the empty pallet 3 is lowered by one pallet from the entry / exit level by contracting operation of the cylinder 17 of the pallet supply device 14. Similarly, the chassis 19 is unloaded from the desired storage rack 2b of the storage case 2 in sequence.

In this way, a large number of chassis 19 can be stored in a limited space, and the desired chassis 19 can be put into and taken out of the housing 2 at a desired position to save space.

The chassis storage device for a container of the present invention is not limited to the above-mentioned illustrated example, and various modifications can be made without departing from the gist of the present invention.

[0027]

As described above, according to the chassis storage device for a container of the present invention, a large number of chassis can be stored in a limited space, and a desired chassis can be put in and taken out at a desired position in the hangar. Therefore, it is possible to achieve an excellent effect that space saving can be achieved.

[Brief description of drawings]

FIG. 1 is a front view of an example of an embodiment of the present invention.

FIG. 2 is a view taken in the direction of arrows II-II in FIG.

FIG. 3 is a view taken in the direction of arrows III-III in FIG. 1;

FIG. 4 is a front view of a pallet supply device according to an example of an embodiment of the present invention.

FIG. 5 is a front view showing an operation state of the pallet supply device shown in FIG.

FIG. 6 is a front view illustrating an operation state of a pallet transfer device according to an example of an embodiment of the present invention.

FIG. 7 is a view on arrow VII-VII in FIG.

[Explanation of symbols]

 1 Pit 2 Storage 2a Lifting space 2b Storage shelf 3 Pallet 4 Pallet transfer device 5 Pallet lifting device 14 Pallet feeding device 19 Chassis 23 Lifting frame 26 Fork 27 Fork 28 Long hole 29 Twist lock member

Claims (2)

[Claims] 1. A hangar having an ascending / descending space standing upright on the pit and storage shelves arranged in multiple stages on the side of the ascending / descending space, and a chassis that can be stacked and stacked and stored in the pit. A large number of pallets, a pallet supply device that raises and lowers the uppermost pallets that are stacked and stored in the pit to the loading and unloading level, and the pallets can be suspended and supported in the elevating space of the hangar and can be transferred to the storage rack. Chassis storage device for a container, comprising: a pallet transfer device; and a pallet elevating device that hangs the pallet transfer device so that the pallet transfer device can be hoisted and lowered in an elevating space of a hangar. 2. A fork capable of projecting from the elevating space side to the storage shelf side is attached to an elevating frame that is vertically movable in the elevating space, and the fork has elongated holes formed at four corners of the pallet. The container chassis storage device according to claim 1, wherein a twist lock member capable of suspending and supporting the pallet by disposing the pallet by inserting the pallet transfer device is constructed.