JPS63123706A - Cylinder conveying truck system - Google Patents

Abstract

PURPOSE:To improve the safety of work, by reciprocating a conveying truck, having a traversing rail and a lift device, between a storage area of plural vessel racks, store a cylinder, and a cylinder tank area which handles uranium. CONSTITUTION:An in-out carrying area 2 handles a cylinder 1 to be brought down from a trailer 11 and fixed to a pallet 17 on a temporary receiving bed 13. Running rails 8 and 6 are provided between the in-out carrying area 2 and a cylinder tank area 4 through a storage area 3. a truck 7 on the running rail 8 conveys the cylinder 1 to the cylinder tank area 4 performing generation and collection. A truck 5 on the running rail 6 carries out the cylinder 1 finishing the collection. The storage are 3 provides a vessel rack 14, which mounts the cylinder to be piled in two stages, and a rack 15, which stores the cylinder stage, while the cylinder tank area 4 provides a cylinder tank 16 performing the generation and the collection of uranium. The truck 5 provides a traversing truck and a lift device, while the truck 7 provides a traversing truck. In this way, work is safely performed, and the cylinder 1 is prevented from being damaged.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a cylinder conveyance system in a uranium enrichment plant.

[Conventional technology]

In conventional uranium enrichment plants, the transportation of cylinders between the artificial rear, storage area, and cylinder tank area is carried out by a manually operated main trolley that runs on running rails laid between each area, and is carried perpendicular to the running rails. It is equipped with a sub-truck that traverses the laid transverse rails, the sub-truck is equipped with a cylinder holding and fixing device, and an overhead crane is used to transfer the cylinders between the dolly and the storage area.

[Problem that the invention seeks to solve]

For this reason, there is a risk that the cylinder may be damaged or fall, and the cylinder holding and fixing device must be loosened during transshipment work, and transport work requires manual labor, resulting in low work efficiency.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a cylinder transport vehicle system that automates cylinder transshipment work and transport work to improve work efficiency and safety.

[Means for solving problems]

In order to achieve the above object, the present invention comprises a plurality of container racks that store cylinders filled with uranium hexafluoride placed on pallets in multiple stages, and a cylinder tank that receives the cylinders and generates and recovers them. A cylinder conveyance truck system in which a traveling rail on which a traveling truck runs is laid between the container racks, and a plurality of traversing rails on which a traversing truck mounted on the traveling truck runs are laid orthogonally to the traveling rails to each container rack. , the traveling truck is provided with an elevating frame for guiding the raising and lowering of the traversing truck, and a lifting means for raising and lowering the traversing truck; It is characterized by the provision of means.

〔Example〕

Hereinafter, one embodiment of the present invention will be described based on the drawings.

As shown in FIG. 1, the cylinder conveyance truck system consists of an artificial rear 2. Storage area 3. It is divided into cylinder tank area 4, and between the unloading artificial rear 2 and cylinder tank area 4,
A traveling rail 8 of a transport vehicle 7 transports the cylinders 1 carried in via the storage area 3 to the cylinder tank area 4 where they are generated and collected, and a transport rail 8 of the transport vehicle 6 for transporting the cylinders 1 after collection. A traveling rail 6 is laid, and a traveling rail 10 for moving the piping connection work robot trolley 9 is also laid between the ends of the re-travelling rail 6.8.

The unloading artificial rear 2 includes an overhead crane 12 for transferring the cylinder 1 to the trailer 11, and a temporary mounting frame 1 for the cylinder 1.
3 is provided, and the storage area 3 is provided with cylinders 1 and 2
Container racks 14 for storing in tiers and container racks 15 for storing in one tier are provided, and the cylinder tank area 4 is provided with a cylinder tank 16 for storing cylinders 1 for generation and recovery. cylinder 1 is overhead crane 1
Pallet 17 suspended from 2 and placed on temporary pedestal 13
and is held and fixed on the pallet 17.

As shown in FIG.
It is composed of a traveling truck 18 that travels on the carriage 18, and a traversing truck 19 that is mounted on the traveling truck 18 and carries a pallet 17 on which the cylinder 1 is placed.

The traveling trolley 18 has an f11 control panel 20. A drive motor (not shown) and a positioning device 21 are provided, and the traveling rail 6
A positioning device 21 is inserted into a positioning guide 22 provided between the traveling rails 6 to ensure accurate stopping accuracy.

Further, as shown in FIGS. 3, 4, and 9, the traveling truck 18 includes a pedestal 23 on which the traversing truck 19 is mounted, an elevating frame 24 that guides the raising and lowering of the pedestal 23, and a lifting frame 24 that guides the raising and lowering of the gantry 23. Lifting device 2 consisting of a cylinder 25 and a link 26
7 is provided, and the rail 2 of the transverse truck 19 is provided on the pedestal 23.
8, and a crossing rail 29 that connects the pedestal 23 and each area.
and is provided.

As shown in FIGS. 5 to 8, the transverse truck 19 has drive wheels 32 mounted on an underframe 30 and driven by a drive motor 31.
and driven wheels 33, and a pallet lifting device 34 that engages with the pallet 17 on which the cylinder 1 is placed to raise and lower the pallet 17.

This pallet lifting device 34 is provided at four locations on the underframe 30, and as shown in FIGS. 7 and 8, the pallet 17
A vertically fixed lifting rod 35 having a tapered tip and a flange that engages with an engaging portion 17a provided at the bottom of the guide n.
35a, and this elevating rod 35
The lower end of the underframe 30 is obliquely connected to a piston rod 37 of a cylinder 36 provided horizontally at the bottom of the underframe 30 by a connecting link 38. The center portion of the connecting link 38 is connected to a guide link 39 whose other end is connected to the lower end of the guide tube 35a.

Therefore, when the hydraulic cylinder 36 is actuated, the lifting rod 3
5 slides vertically within the guide tube 35a and protrudes from the underframe 30 (see FIG. 8).

The lifting stroke of the lifting rod 35 is about 50 to 60 degrees, and the pallet lifting bag! ! By configuring 34, the height of the underframe 30 can be made extremely small, and the inner diameter of the cylinder tank 16, which will be described later, can be made small.

As shown in FIGS. 9 and 10, the container rack 14 is provided with a traversing rail 41 on which a traversing cart 19 traverses in a direction perpendicular to the traveling rail 6 at the bottom of a receiving frame 40 that supports a pallet 17. A plurality of rows of mounts 42 are stacked in two layers, one above the other.

As shown in FIGS. 11 and 12, the cylinder tank 16 arranged in the cylinder tank area 4 has a transverse rail 44 installed at the bottom of a receiving frame 43 that supports the pallet 17 in a direction orthogonal to the traveling rail 6. It has a cylindrical shape.

In addition, the temporary support stand 13. A pedestal 23 provided on the traveling trolley 18. The spacing between the receiving racks 40 of the container racks 14 and 15 and the receiving racks 43 in the cylinder tank 16 is the same, the width of the pallet 17 is larger than this, and the width of the traversing cart 19 is smaller. It is.

Next, operations performed using the conveyance device configured as described above will be explained.

Cylinder 1 transported by trailer 11 to unloading artificial rear 2
is suspended by an overhead crane 12 and placed on a pallet 17 placed on a temporary mount 13, and is held and fixed on the pallet 17.

The transport carriage 5 travels on the running rail 6 and is accurately stopped at a predetermined stop position by the positioning device 21 of the running carriage 18, and a cross rail 29 is placed between it and the transverse rail of the temporary receiving frame 13.
are connected to make the traversing cart 19 traverse under the pallet 17.

Then, as shown in FIGS. 7 and 8, the lifting rod 35 of the pallet lifting device 34 is raised to engage with the pallet 17 and carry the pallet 17 on the traversing cart 19, and then remain in that state. The traversing cart 19 is made to traverse and enters the traveling cart 18.

Then, the lifting rod 35 is lowered and placed on the pedestal 23 of the traveling carriage 18.

Next, the traveling cart 18 travels to a predetermined position on the container rack 14 and stops accurately, and when storing the cylinder 1 in the upper rack 42, the lifting device 27 is moved as shown in FIG. 9(a). is activated to raise the pedestal 23, and as shown in FIG. 9(b), the levels of the transverse rail 41 of the upper rack 42 and the crossing rail 29 are aligned, and as shown in FIG. 9(C). The traversing cart 19 is caused to traverse the rack 42 as shown in FIG.

When the traversing trolley 19 traverses to a predetermined position, as shown in FIG. 10(a)
As shown, the rod 35 of the pallet lifting device 34
is lowered and the pallet 17 is placed on the receiving frame 40,
As shown in FIG. 10(b), only the empty traversing cart 19 returns to the mount 23 of the traveling cart 18, and then the mount 23 descends as shown in FIG. 10(C).

When storing the cylinder 1 in the lower rack 42, the pedestal 23 is placed at that level, and the stored cylinder 1 is
When transporting the cylinders to the cylinder tank area 4, the cylinders are loaded in the reverse order to the above.

The transshipment of cylinder 1 in cylinder 116 is carried out in the 12th
As shown in the figure, the cross rail 29 of the traveling cart 18 was set at the same level as the traversing rail 44 of the cylinder tank 16, and the traversing cart 19 was moved sideways to receive the pallet 17 and place it on the pedestal 43 in the same manner as above. After that, the traveling truck 19 becomes the traveling truck 1.
I on the stand 23 of 8! Return.

Since the cylinder transport vehicle system according to the present invention is configured as described above, it is possible to automate cylinder transshipment work and transport work, improve work efficiency and safety, and reduce manual labor. be able to.

〔Effect of the invention〕

As described above, the present invention provides a cylinder transport vehicle system in which a cylinder filled with uranium hexafluoride is held and fixed on a pallet, a container rack for storing the cylinders is configured in multiple stages, and a transport system used for transporting the cylinder is provided. Elevating means for raising and lowering the traversing trolley is provided on the running trolley,
Since a means for lifting and lowering pallets is provided on the traversing cart and the transport cart is operated automatically, it is possible to create a transport system that improves work efficiency and safety and saves labor.In addition, cylinders can be handled via pallets. This prevents damage to the cylinder and further improves safety. Furthermore, the 11M crotch can be used three-dimensionally by means of raising and lowering the traveling trolley, which has many advantages.

[Brief explanation of the drawing]

The figures show one embodiment of the present invention, in which FIG. 1 is a perspective view of a cylinder conveyance truck system, FIG. 2 is a perspective view of a conveyance truck, and FIG. 3 is a lifting device for a traversing truck. is a front view, (b) is a side view, Fig. 4 shows the state in which the transverse carriage is raised, (a) is a front view, (b) is a side view, and Fig. 5 is a side view of the transverse carriage. Figure 6 is a Vl-Vl sectional view of Figure 5, Figure 7 is an enlarged view of the pallet lifting device, Figure 8 is an operation diagram showing the pallet in the lifted state, and Figures 9 and 10 are the container racks. FIG. 11 is a front view showing the cylinders carried into the cylinder tank, and FIG. 12 is a perspective view showing the state of the cylinders being carried into the cylinder tank. 1... Cylinder 2... Unloading artificial rear 3...
・Storage area 4... Cylinder tank area 5...
・Transportation truck 6... Traveling rail 14... Container rack 16... Cylinder tank 17... Pallet
18... Traveling bogie 19... Traversing bogie 23
... Frame 24... Elevating frame 27... Elevating device
' 30... Underframe of the traversing truck 34... Pallet lifting device 35... Lifting rod 36... Cylinder 37... Piston rod 38... Connecting link 39... Guide link 40... Receiving frame 41...Transverse rail 42...Rack 4
3... Receiving frame 44... Transverse rail patent applicant Toyo Engineering Co., Ltd. Suji 20 Reciprocal conveyance carriage 3-in-1 pot 2″6″″″

Claims (1)

[Claims] 1. A traveling trolley runs between multiple container racks that store cylinders filled with uranium hexafluoride placed on pallets in multiple stages, and a cylinder tank that receives the cylinders and generates and collects them. A cylinder conveyance truck system in which a traveling rail is laid, and a plurality of traversing rails on which a traversing truck mounted on the traveling truck traverses are laid to each container rack orthogonally to the traveling rail, wherein the traversing truck is mounted on the traveling truck. A lifting frame for guiding the lifting and lowering of the pallet and a lifting means for raising and lowering the traversing cart are provided, and the traversing cart is provided with an lifting means for lifting and lowering the pallet by engaging with a locking part provided on the pallet. Cylinder transport cart system.