JPH06219561A - Derricking gear of pallet for gas cylinder - Google Patents

Abstract

PURPOSE:To provide a pallet derricking gear for a gas cylinder that is able to load a gas cylinder onto a pallet and vice versa in an easy manner, and besides, safety also is considered to the full. CONSTITUTION:A pallet derricking gear 1 for a gas cylinder is provided with a pallet holder 3 holding a gas cylinder pallet 2 mounting plural units of gas cylinders B in a state of having them laid down, and a driving means such as a hydraulic cylinder 5 or the like turning and derricking this pallet holder 3, while it is also provided with an inroad preventing means of feet, by way of example, like a baffle plate 61 at the front side of the pallet holder 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pallet raising / lowering device for a gas container, and more particularly, to a pallet for placing a plurality of gas containers in a lying state, the gas container being substantially upright when the gas containers are loaded or unloaded. The present invention relates to a pallet hoisting device that turns a pallet upright.

[0002]

2. Description of the Related Art In a conventional gas filling factory, one gas container is used to carry and store empty gas containers that have been carried by trucks, to a gas filling site, and to carry and store filled gas containers. The operator was handling one of them. For this reason,
The work efficiency was poor, and the heavy gas container was carried by hand, which was also a heavy labor. Further, before the gas is filled and after the gas is filled, the container is also stored manually, which causes a problem in safety management.

[0003]

For this reason, it is conceivable to place a plurality of gas containers on a pallet and transport and store them in pallet units, but the gas containers are loaded and unloaded on the pallet by a simple operation. A loading and unloading device is required.

In view of the above, the present invention provides an undulating device for a gas container pallet, which allows easy loading and unloading of the gas container onto a pallet on which a plurality of gas containers are placed in a lying state, and which is sufficiently safe. It is intended to be provided.

[0005]

In order to achieve the above-mentioned object, an undulating device for a gas container pallet according to the present invention comprises a pallet holding table for holding a pallet for placing a plurality of gas containers in a lying state, The pallet holder is provided with a drive means for rotating and undulating the pallet holder, and an intrusion preventing means is provided on the front side of the pallet holder.

[0006]

[Operation] According to the above configuration, when loading and unloading the gas containers on the pallet, the pallet holder is pivotally erected to turn the pallet upright so that the gas can be handled by normal manual operation. The container can be transported, that is, a method of rotating the body while supporting the head of the container can be carried out on the pallet. Further, since the invasion preventing means is provided between the gas container loading / unloading place and the pallet holding table, it is possible to prevent an operator from being injured by entering the pallet holding table part in operation.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in more detail below with reference to the embodiments shown in the drawings. FIG. 1 is a side view showing an embodiment of an undulating device for a gas container pallet of the present invention, FIG. 2 is a perspective view of a main part of a pallet holder, and FIG. 3 is an example of a gas filling facility in which the undulating device is installed. FIG.

This undulating device 1 holds a pallet 2 on which a plurality of gas containers B are mounted by a pallet holder 3 and turns it between a horizontal position shown by phantom lines in FIG. 1 and a substantially upright position shown by solid lines. The hydraulic cylinder 5, which is a driving means, is configured to rotate about the shaft portion 4 in the above range.

The pallet 2 has gas container holding plates 22, 22 for holding the gas container B on the upper surface of the frame portion 21, and a gas container supporting plate 23 at the end portion on the bottom side of the gas container.
, Each having an upper regulating projection 24 on the gas container head side, the gas container holding plate 22 prevents the gas container B from rolling in the lateral direction, and the gas container supporting plate 23 and the upper regulating projection are provided. 24 regulates the vertical position of the gas container B.

The pallet holder 3 has the pallet 2
The main frame 31 which is placed in a lying state, the lower frame 32 corresponding to the gas container support plate 23, and the pallet 2 when standing up.
And an upper frame 33 for holding the upper part of the main frame 31. Further, in the main frame 31, a roller conveyor (not shown) for laterally conveying the pallet 2 is provided.

On the floor surface 6 of the gas container loading / unloading site where the undulating device 1 is installed, when the pallet holder 3 raises the pallet 2 to make the gas container B upright,
The upper surface of the gas container support plate 23 of the pallet 2 is formed so as to be substantially flush with the floor 6 of the gas container loading / unloading site, and the tip end of the floor 6 on the undulating device 1 side, that is, the gas container loading / unloading A baffle plate 61 protruding upward from the floor surface 6 is provided between the field and the pallet holding table 3 as an intrusion preventing means.

The baffle plate 61 is rotatably installed at the front end of the floor by a shaft portion 62, and is placed in a horizontal position shown by an imaginary line in FIG. 1 and a substantially upright state shown by a solid line by a hydraulic device (not shown). Turn to. The baffle plate 61 normally operates so as to be positioned in a state of protruding upward from the floor surface 6 except when the pallet holding table 3 is stopped in the upright state. The operation of the baffle plate 61 is interlocked with the operation of the pallet holding table 3, and only when the pallet holding table 3 is stopped in the upright state, the baffle plate 6 is controlled by a control means (not shown).
1 is rotated to a horizontal position, and its upper surface is substantially flush with the floor surface 6 and the upper surface of the gas container support plate 23.

Thus, by providing the undulating baffle 61 on the floor surface 6 in front of the pallet holder 3, the pallet holder 3 is rotated from the horizontal state to the upright state during operation of the pallet holder 3. While moving, an operator enters the undulating device 1 and enters the tip of the floor 6 and the pallet holder 3
It is possible to prevent accidents such as getting your foot caught between the lower frame 32 and the lower frame 32.

Such an undulating device 1 is installed in equipment as shown in FIG. That is, FIG. 3 shows equipment for filling a large number of gas containers with gas. This gas filling equipment includes a pallet storage rack 11 assembled by appropriately combining steel frames and the like, and the pallet storage rack 11
Two sets of gas container loading / unloading parts 12a, 12b and a gas filling part 13 for filling the gas container B with gas, a pallet storage rack 11, and gas container loading / unloading parts 12a, 12b.
In addition, a crane 14 and roller conveyors 15 and 15 that serve as a transfer device for transferring the pallet 2 are provided in the gas filling unit 13.

In the above gas filling facility, the empty gas container B, which has been transported to the gas container loading / unloading sections 12a, 12b by a truck or the like, first remains upright on the pallet 2 which is erected by the undulating device 1. It is placed in the state (see the gas container loading / unloading section 12b). The operation of placing the gas container B on the pallet 2 is performed by the gas container support plate 23 of the pallet 2.
Is substantially flush with the baffle plate 61 at the tip of the floor surface, so that the gas container B is transferred by the conventional conventional manual operation of transporting the gas container B, that is, by rotating the body while supporting the container head. It can be performed by the same operation as the work to be installed near the wall.

After the gas container B is installed on the gas container support plate 23 of the pallet 2 in an upright state, the pallet holder 3 is rotated to a horizontal position, and the roller conveyor provided on the pallet holder 3 and the pallet storage rack are installed. The pallet 2 on which the gas container B is placed is moved to the delivery place to the crane 14 by the roller conveyor 15 of 11
To be stored in a predetermined storage section.

The unloading of the gas container B after the gas filling is carried by a crane 14 and a roller conveyor 15 from a predetermined storage section to convey the pallet 2 on which the predetermined gas container B is placed onto a pallet holding table 3 to hold the pallet. The stand 3 is set upright.

As described above, the undulating apparatus 1 of the present invention is used in a gas filling facility or the like in which a large number of gas containers B are mounted on the pallet 2.
By installing the gas container B, it is possible to easily load and unload the gas container B, and by operating the baffle plate 61 in conjunction with the movement of the pallet holding table 3, it is possible to prevent an unexpected accident.

As the intrusion preventing means, various types of means can be adopted as long as the operator cannot intrude into the device portion while the pallet holding table 3 is in operation. As shown, a shutter 65 provided with a hoisting device on the upper portion may be used, and in addition, a shutter type or a lateral type may be used.

[0020]

As described above, the undulating device for a pallet for gas containers according to the present invention includes a pallet holding table for holding a pallet for placing a plurality of gas containers in a lying state, and a pallet holding table for rotating the pallet holding table. Since the pallet holder is equipped with a driving means for moving up and down, and an intrusion prevention means is provided on the front side of the pallet holder, it is possible to easily load and unload the gas container onto the pallet, and the operator can enter the pallet holder portion that is in operation. You can prevent unexpected injuries and work safely.

[Brief description of drawings]

FIG. 1 is a side view showing an embodiment of an undulating device for a gas container pallet according to the present invention.

FIG. 2 is a perspective view of the main part of the pallet holding table.

FIG. 3 is a perspective view showing an example of a gas filling facility in which an undulating device is installed.

FIG. 4 is a side view showing another embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Undulation device, 2 ... Pallet, 23 ... Gas container support plate,
3 ... Pallet holder, 6 ... Floor surface, 61 ... Baffle plate

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Kiyoshi Akanuma 4-320 Tsukagoshi, Saiwai-ku, Kawasaki-shi, Kanagawa Nihon Oxide Co., Ltd. Heavy industry Co., Ltd. Koto office (72) Inventor Shoya Satani 2-2-1 Otemachi, Chiyoda-ku, Tokyo Ishi Kawashima Harima Heavy Industries Co., Ltd.

Claims (1)

[Claims] 1. A pallet holder for holding a pallet on which a plurality of gas containers are placed in a lying state, and a drive means for rotating and undulating the pallet holder, and the front end side of the pallet holder is invaded. An undulating device for a pallet for a gas container, which is provided with a prevention means.