JPH0728115Y2 - Metal pallet - Google Patents

Description

[Detailed description of the device]

[0001]

[Industrial application] The present invention relates to a metal pallet,
In particular, the present invention relates to a metal pallet suitable for use as a bottom member of a transportation container that stores heavy cargo for transportation.

[0002]

2. Description of the Related Art Generally, when a cargo such as a machine having a weight of several hundreds of kilograms is exported, it is customary to store the cargo in a transportation container in consideration of cargo protection and easiness of cargo handling. However, as this transport container, conventionally, a so-called waist attached wooden box consisting of a wooden pallet on which cargo is loaded on the upper surface side and a wooden box that covers the cargo on this pallet, or a cardboard box instead of the wooden box A so-called corrugated cardboard case with a lower back is used.

[0003]

By the way, in the above-mentioned conventional shipping containers, since the pallets are all made of wood, it is becoming a big problem from the viewpoint of effective use of resources, and depending on the destination country, disinfection of wood Processing may be required, which increases transport costs and
There is also a problem that the effective period of disinfection is as short as one month and there is a time constraint.

Further, in the case of a wooden pallet, since there is no means for connecting and fixing it to a wooden box or cardboard box placed above it, nails are diagonally driven into the lower end of the wooden box or cardboard box to form a pallet. They must be fixed or they must be fixed using special fixing hardware. However, this method has a problem that the work is not easy and the fixing force varies due to the skill of the work, resulting in poor reliability.

In addition, since this type of shipping container may be widely distributed over distance by the end users of the contained cargo, it is not economical to collect and reuse it, so it is used once. However, there is a problem that it is not easy to dispose of wooden pallets.

Therefore, some attempts have been made to use synthetic resin pallets or corrugated cardboard pallets instead of wooden pallets, but in the case of synthetic resin pallets, the disposal is not as easy as with wooden pallets, and In the case of a corrugated board pallet, the strength is considerably inferior to that of a wooden pallet, and in particular, a decrease in strength due to moisture is a serious problem.

The present invention has been made in view of the above circumstances, and provides a metal pallet which can be easily connected to a transportation container for covering cargo on a pallet, can obtain a stable fixing force, and can be easily disposed of after use. The purpose is to provide.

Another object of the present invention is to provide a metal pallet that can be easily handled.

Another object of the present invention is to provide a metal pallet capable of stably loading a cargo even if the cargo has a projection such as a caster on the lower end.

Yet another object of the present invention is to provide a metal pallet which can more reliably protect cargo when used as a bottom member of a shipping container.

[0011]

As means for achieving the above object, the present invention provides a plurality of metal girder members which are arranged in parallel at a predetermined interval and on which a cargo is mounted; and these metal girder members. A pair of end connecting members that integrate the lower surfaces of both ends in the longitudinal direction of the connecting members in the juxtaposed direction; and stand up from the outer edges of these connecting members and open the bottom between them and the metal girder material. The lower end portion of the freight transportation container is inserted to perform positioning, and positioning fixing pieces for fixing the transportation container via the stoppers are respectively provided.

According to the present invention, an intermediate connecting member is provided at the intermediate portion of each metal girder member, the lower surfaces of which are connected in parallel to each other to be integrated with each other, and the intermediate connecting member rises from at least one end thereof. It is preferable to provide a fixing piece for fitting the lower end portion of the transportation container between the metal girder material and the fixing piece via a stopper.

It is preferable that each end connecting member is provided with a leg portion for forming a fork pocket on the lower surface side of the metal girder member.

Further, it is preferable that a plurality of pillow members extending in the juxtaposed direction are arranged on the upper surface side of each metal girder member.

Further, it is more preferable that the adjacent metal girder members are closed by a closing plate.

[0016]

In the metal pallet according to the present invention, the fitting portion of the transportation container is formed between the metal fixing member and the positioning fixing piece rising from the outer edge of each connecting member. Therefore, by fitting the lower end portion of the cargo transportation container having the open bottom portion into the fitting portion, the transportation container and the pallet can be positioned easily and accurately. Further, since the transportation container is fixed to the positioning fixing piece via the stopper, the fixing work can be performed from the side without using a special connecting metal fitting, and a stable fixing force can be easily obtained. It will be possible.

Further, since the pallet is made of metal and does not use wood, disinfection is not required in the destination country, and it can be recycled as scrap after use.

In the present invention, the transportation container can be more firmly fixed by disposing the intermediate connecting member at the longitudinal intermediate portion of each metal girder member and providing the fixing piece at least at one end thereof. Becomes

Further, by providing the leg portions at each end connecting portion, the metal pallet loaded with the cargo can be handled by the forklift, and the cargo handling work becomes easy.

Further, by disposing a plurality of pillow members on the upper surface side of each metal girder member, even in the case of a cargo having a projection such as a caster at the lower end, the cargo can be loaded while avoiding the projection. In addition to being able to obtain a stable mounting state, there is no problem such as partial overload.

Further, by closing the space between the adjacent metal girder members with the closing plate, the bottom portion is completely sealed when used as the bottom member of the transportation container, and the cargo can be protected more reliably. It will be possible.

[0022]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 to 3 show an example of a metal pallet according to the present invention. The metal pallet 1 is provided with two metal girders 2 formed of, for example, C channel material. On the lower surface side of the metal girder material 2, a pair of end connecting members 3 are welded to both ends in the longitudinal direction, and an intermediate connecting member 4 is welded to the central portion in the longitudinal direction. On the upper surface side of the material 2, a closing plate 5 for closing the space between the two metal girder materials 2 and, for example, two pillow materials 6 extending in the juxtaposed direction of the both metal girder materials 2 are welded. . A cargo 7 such as a heavy machine is mounted on the pillows 6 as shown in FIG.

As shown in FIGS. 1 to 3, each of the end connecting members 3 is formed in the shape of a strip plate having a predetermined width so that the lower surfaces of both metal girder members 2 are integrally connected in the juxtaposed direction. The positioning and fixing piece 8 that rises in a U-shape is integrally provided on the outer edge portion thereof, and the positioning and fixing piece 8 is provided with a screw hole 9. Between the positioning and fixing piece 8 and the two metal girder members 2, a case fitting portion 10 having a U-shaped planar groove is formed as shown in FIG.

As shown in FIGS. 1 to 3, the intermediate connecting member 4 is formed in the shape of a strip plate having a predetermined width so that the lower surfaces of both metal girder members 2 are integrally connected in the juxtaposed direction. The fixing pieces 11 having the screw holes 12 are integrally erected at both ends of the intermediate connecting member 4 in the longitudinal direction. A groove-shaped case fitting portion 13 is formed between the fixing piece 11 and each metal girder material 2.

Further, the closing plate 5 is formed of, for example, a galvanized thin metal plate, and the closing plate 5 is welded onto the both metal girder members 2 by spot welding or the like, so that the both metal girder members 2 are welded. The space can be completely closed.

Each pillow 6 welded to the upper surface of the closing plate 5
As shown in FIG. 1 and FIG. 2, is formed of, for example, a metal square tube, and its welding position is set according to the shape of the lower surface of the cargo 7. That is, if the lower surface of the cargo 7 is a flat surface, there is no particular problem. If there is a projection such as a caster on the lower surface of the cargo 7, it is set at a position avoiding the projection and the metal pallet is set. Partial consideration is given to avoid overload.

On the other hand, as shown in FIGS. 1 and 2, leg blocks 14 having, for example, an inverted gate shape are welded to both end portions of the lower surface of each of the connecting members 3 and 4, and these leg blocks 14 are welded. Thus, as shown in FIG. 4, a fork pocket 16 for inserting the forklift claw 15 is formed on the lower surface side of the metal girder material 2.

The metal pallet 1 constructed as described above
As shown in FIG. 5, after mounting the rust preventive bag 17 on the cargo 7, for example, three reinforcing columns 18 are attached to the upper part of each of the reinforcing columns 18.
A corrugated cardboard case 19 in the shape of a rectangular tube is attached to the outer peripheral portion of the, and the lower ends thereof are fitted into the case fitting portions 10 and 13 respectively for positioning, and are inserted into the screw holes 9 and 12, respectively. It is adapted to be fixed to the metal pallet 1 by means of the mounting screws 20.

As shown in FIGS. 5 and 6, a cardboard lid 21 is attached to the upper end of the cardboard case 19, and the lid 21, the cardboard case 19 and the metal pallet 1 are attached. Are bound together by a band 22 to form a transportation container 23.

As shown in FIG. 5, each of the reinforcing columns 18 is formed in a gate shape using, for example, a C channel material, and an outer flange-shaped installation piece 18a is provided at the lower end portion thereof. There is. Then, as shown in FIG. 7, the installation piece 18a is inserted into the case fitting portions 10 and 13 at the lower end of the reinforcing column 18 and then fixed to the connecting members 3 and 4 with the screws 24. It has become. The lower end of the corrugated cardboard case 19 is fitted into the case fitting portions 10 and 13 along the outer surface of the reinforcing column 18.

Next, the operation of this embodiment will be described.
When the metal pallet 1 is used as the bottom member of the transport container 23, first, as shown in FIG. 4, a cargo 7 such as a heavy machine to be transported is mounted on the metal pallet 1. When rust prevention of 7 is required, a synthetic resin sheet (not shown) is laid on the metal pallet 1 before the cargo 7 is loaded, and the cargo 7 is loaded thereon. Then, the cargo 7 is mounted on the two pillows 6 via the synthetic resin sheet. For this reason, even if there is a protrusion such as a caster on the lower surface of the cargo 7, it can be mounted without avoiding it, and there is no problem such as partial overload, and the cargo 7 can be placed on the metal pallet 1. The mounted state can be stabilized without moving. In addition, when it is necessary to stabilize the mounting state, using a fixing bolt or the like, the cargo 7 is loaded onto the metal pallet 1 from above the synthetic resin sheet.
Completely fixed to.

When the cargo 7 is loaded on the metal pallet 1 in this manner, the cargo 7 is wrapped with a synthetic resin sheet in a state where a desiccant is put therein, and its ends are welded, as shown in FIG. The rust prevention bag 17 is used. Then, the inside of the rustproof bag 17 is evacuated to remove air. As a result, complete rust prevention of the cargo 7 is achieved.

Then, as shown in FIG. 5 and FIG.
The reinforcing columns 18 are arranged on the metal pallet 1, and the installation pieces 18a at the lower ends of the reinforcing columns 18 are connected to the connecting members 3, 4 respectively.
Stop the screw 24. After that, the cardboard case 19 is mounted so as to surround these reinforcing columns 18. Then, the lower end of the corrugated cardboard case 19 is attached to each of the reinforcing columns 18
Are fitted into the case fitting portions 10 and 13 along the direction. Therefore, each screw hole 9 of the positioning fixing piece 8 and the fixing piece 11,
As shown in FIG. 5 and FIG. 7, the mounting screws 20 are inserted into the box 12, and the cardboard case 19 is fixed to the metal pallet 1.

Then, after the lid 21 is attached to the upper end portion of the cardboard case 19, the lid 21, the cardboard case 19 and the metal pallet 1 are integrally bound with the band 22 to form the transportation container 23.

When the corrugated cardboard case 19 is placed on the metal pallet 1, the lower end of the corrugated cardboard case 19 is fitted into both case fitting portions 10 and 13 for positioning, so that the positioning work is easy. In addition, the positioned corrugated cardboard case 19 can be fixed to the metal pallet 1 simply by attaching the mounting screws 20 to the screw holes 9 and 12 of the positioning fixing piece 8 and the fixing piece 11, so that the fixing work is easy. Moreover, since the mounting position of the mounting screw 20 is predetermined, a stable fixing force can be obtained without requiring skill in the work. At this time, if a metal case is used instead of the cardboard case 19, a more stable fixing force can be obtained, and recycling is easy.

In the above embodiment, the case where two metal girder materials 2 are used has been described, but three or more metal girder materials may be used. Similarly, the number of the intermediate connecting members 4 is not limited, and in the case of a lightweight cargo, the intermediate connecting members 4 may be omitted. Further, the fixing pieces 11 do not necessarily have to be provided at both ends of the intermediate connecting member 4, and only one of them may be provided.

In the above embodiment, the case where the metal pallet 1 is used as the bottom member of the transport container 23 has been described, but the same applies to a pallet for transferring the cargo 7 in the state shown in FIG. 4, for example. Can be used. In this case, the closing plate 5 may be omitted if necessary.

[0038]

As described above, according to the present invention, the positioning fixing piece is provided on the outer edge of each connecting member, and the bottom of the cargo transportation container is opened. Since it is fitted between the material and fixed via the stopper, the transportation container and the pallet can be easily and accurately positioned, and the transportation container and the pallet can be easily connected without using special connecting metal fittings. It can be fixed easily and stably.

Since the pallet is made of metal and wood is not used, disinfection is not required in the destination country,
In addition, after use, it can be recycled as scrap and effective use of resources can be achieved.

In the present invention, the intermediate connecting member is provided at the longitudinal intermediate portion of each metal girder member, and the fixing piece is provided at least at one end portion thereof. It is possible to stabilize the support of the part and fix it more firmly.

Further, by providing the legs on the respective end connecting members, the pallet carrying the cargo can be handled by the forklift, which facilitates the cargo handling work.

Further, by disposing a plurality of pillow members on the upper surface side of each metal girder member, even if the cargo has a protrusion such as a caster at the lower end, the cargo can be loaded while avoiding the protrusion. It is possible to obtain a stable mounting state and prevent partial overload.

Further, by closing the space between the adjacent metal girders with the closing plate, the bottom is completely sealed when it is used as the bottom member of the transportation container, and the cargo is more reliably protected from moisture and dust. can do.

[Brief description of drawings]

FIG. 1 is a perspective view showing a metal pallet according to an embodiment of the present invention.

FIG. 2 is an exploded view of FIG.

FIG. 3 is a plan view of FIG.

FIG. 4 is a perspective view showing a state where cargo is loaded on a metal pallet.

FIG. 5 is an exploded perspective view of a transportation container when a metal pallet is used as a bottom member of the transportation container.

6 is a perspective view showing a state after packaging is completed by the transport container of FIG.

FIG. 7 is an explanatory view showing a cross-sectional view of a state where the reinforcing column and the cardboard case are mounted on the metal pallet.

[Explanation of symbols]

1 ... Metal pallet, 2 ... Metal girder material,
3 ... End connecting member, 4 ... Intermediate connecting member, 5 ... Closing plate, 6 ... Pillow material, 7
... Cargo, 8 ... Positioning fixing piece, 9, 12 ... Screw hole, 10, 13 ...
Case fitting part, 11 ... Fixing piece, 1
4 ... leg block, 16 ... fork pocket,
18 ... Reinforcing columns, 19 ... Cardboard case,
20 ... Mounting screw, 21 ... Lid,
22 ... band, 23 ... transport container,
24 ... Screw.

Claims (5)

[Scope of utility model registration request] 1. A plurality of metal girder members, which are installed at predetermined intervals and on which cargo is mounted on the upper surface side; and lower surfaces of both end portions in the longitudinal direction of each of these metal girder members are connected in parallel with each other. And a pair of end connecting members that are integrated with each other; the lower end of the freight transport container having an open bottom is fitted between the outer edge of each of these connecting members and the metal girder material for positioning. And a positioning fixing piece for fixing the transportation container via a stopper, and a metal pallet. 2. An intermediate connecting member that connects and integrates lower surfaces of the metal girder members in the longitudinal direction with each other is provided at an intermediate portion in the longitudinal direction of each of the metal girder members. 2. The metal pallet according to claim 1, further comprising a fixing piece for fitting a lower end portion of the transportation container between the rising metal girder material and fixing the transportation container via a stopper. 3. The metal pallet according to claim 1, wherein each of the end connecting portions is provided with a leg portion for forming a fork pocket on the lower surface side of the metal girder material. 4. The metal pallet according to claim 1, 2 or 3, wherein a plurality of pillow members extending in the juxtaposed direction are arranged on the upper surface side of each metal girder material. . 5. The metal pallet according to claim 1, wherein the adjacent metal girder members are closed by a closing plate.