JPH11198936A - Pallet for transportation - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily reinforce L-shaped grooved parts of an external cover to prevent deformation and breakage. SOLUTION: A reinforcing member 12 is constituted by foldably protruding a front side piece 10 and a rear side piece through a foldable hinge from both side edges of a bottom piece. L-shaped grooved parts 13 are formed respectively symmetrically with respect to the front side piece 10 and the rear side piece. Mutual vertical grooves 35 of both L-shaped grooved parts 13 are connected to each other through a communication groove formed in the bottom piece 8. A connecting piece 15 is provided to detachably jointing respective sides of the L-shaped grooved part 13 formed in the front side piece 10 and the L- shaped grooved part 13 formed in the rear side piece. Respective sides of both L-shaped grooved parts 13 are detachably jointed by the connecting piece 15, in a state that respective L-shaped grooves 13 provided at the front side piece 10 and the rear side piece of the reinforcing member 12 while covering the L-shaped groove of an external cover 4 by the reinforcing member 12 are arranged to communicate with the L-shaped groove of the external cover 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a transport pallet in which an outer cover is freely erected on an outer peripheral portion.

[0002]

2. Description of the Related Art Conventionally, a fitting recess is provided at a part or the whole of an outer peripheral end of a pallet, and a lock rod extending over both side surfaces of the fitting recess is movable along a side of the pallet. A vertical groove is formed upward, and a horizontal groove is formed in the lateral direction from the upper part of the vertical groove to form a substantially inverted L-shaped groove. The lower end of the outer cover is fitted into the concave portion and mounted. 2. Description of the Related Art There is known a transport pallet in which an outer cover is provided upright on an outer peripheral portion of a pallet, a lock rod inserted from a vertical groove is inserted into a lateral groove, and the outer cover is detachably attached to the pallet.

The outer cover is made of a synthetic resin foam sheet, a cardboard made of synthetic resin, a cardboard, a plywood or the like, or a laminate of two or more of these. Then, the lock is performed by inserting a lock rod from the vertical groove of the substantially inverted L-shaped groove of the outer cover and sliding the lock rod into the lateral groove. However, since the strength of the L-shaped groove portion of the outer cover is weak, L There is a problem that the groove-shaped portion is easily deformed or damaged, and the outer cover comes off the pallet or hinders repeated use of the outer cover.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the prior art, and has an outer cover L.
The transport pallet that can easily reinforce the groove and prevent deformation and breakage, and the outer cover does not come off when standing on the pallet and locked with the lock bar, and the outer cover can be used repeatedly. It is an object to provide

[0005]

In order to solve the above-mentioned problems, a transport pallet according to the present invention is provided with a concave portion 2 which is fitted into a part or all of the outer peripheral end of a pallet 1 and is provided along the outer side of the pallet 1. A lock rod 3 is provided so as to be slidable, a vertical groove 5 is formed upward from the lower edge of the outer cover 4, and a horizontal groove 6 is formed in a horizontal direction from the upper part of the vertical groove 5 to form a substantially inverted L-shaped L. A groove 7 is formed, the lower end of the outer cover 4 is fitted into the recess 2 and mounted, and the outer cover 4 is erected on the outer periphery of the pallet 1, and the lock bar 3 inserted from the vertical groove 5 is inserted into the lateral groove 6. This is a transport pallet in which the outer cover 4 is inserted and detachably attached to the pallet 1, and the front side piece 10 and the back side piece 11 are connected to both sides of the bottom piece 8 via hinges 9 which can be folded. Can be folded freely and the reinforcing member 12
And an L-shaped groove 13 having substantially the same shape and size as the L-shaped groove 7 is formed symmetrically on the front side piece 10 and the back side piece 11 of the reinforcing member 12, respectively. The vertical grooves 35 of the groove 13 are communicated with each other by a communication groove 14 formed in the bottom piece 8, and hinge portions 9 on both side edges of the bottom piece 8 are formed.
Each side of the L-shaped groove 13 provided on the front side piece 10 and the L-shaped groove 13 provided on the back side piece 11 in a state where the front side piece 10 and the back side piece 11 face each other in parallel. A connection piece 15 for detachably connecting the space is provided, and a bottom piece 8 of the reinforcing member 12 is provided.
Cover the bottom piece 16 near the L-shaped groove 7 of the outer cover 4, cover the surface near the L-shaped groove 7 of the outer cover 4 with the front side piece 10, and cover the surface near the L-shaped groove 7 of the outer cover 4 with the back side piece 11. The L-shaped grooves 13 provided on the front side piece 10 and the back side piece 11 of the reinforcing member 12 are provided on the front side piece 10 in a state of communicating with the L-shaped grooves 7 of the outer cover 4. L
Each side of the L-shaped groove portion 13 provided on the back side piece portion 11 and the L-shaped groove portion 13 is detachably connected by a connecting piece 15. With such a configuration,
The vicinity of the L-shaped groove 7 of the outer cover 4 can be reinforced by the reinforcing member 12, and in particular, the inner peripheral edge of the L-shaped groove 7 is reinforced by the connection piece 15, so that the insertion of the lock rod 3 and the support of the lock rod 3 are performed by the connection piece. 1
It is possible to prevent deformation and breakage of the L-shaped groove 7 at the five portions, and fold the front side piece 10 and the back side piece 11 via the hinges 9 on both side edges of the bottom piece 8. By freely connecting and detachably connecting with the connection piece 15,
The attachment and removal of the reinforcing member 12 to and from the L-shaped groove 7 of the outer cover 4 are facilitated.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail based on embodiments shown in the accompanying drawings. In the embodiment shown in the accompanying drawings, the pallet 1 is made of a synthetic resin and has a fork insertion portion 33 as shown in FIGS.
As shown in FIGS. 6 to 8, a fitting recess 2 is provided in a part or the whole of the outer peripheral end of the pallet 1. In the embodiment shown in the accompanying drawings, the fitting recess 2 is formed at the outer peripheral end of the upper surface 1a of the pallet 1 so that the bottom of the fitting recess 2 is lower than the upper surface 1a. The upper end of the outer side 17 of the pallet 1, which is the side surface, is located above the upper surface 1a of the pallet 1 as shown in FIGS.

On the outer surface of the outer side 17 of the pallet 1, there is provided a guide frame 18 which is elongated in the horizontal direction, and a portion of the outer side 17 surrounded by the guide frame 18 has a horizontally long hole 19
Is provided. A step 26 is provided on the inner side of the outer side 17 of the pallet 1 at a position corresponding to the guide frame 18. As shown in FIG. 2, the lock member 20 has a lock bar 3 protruding from the rear surface of the slide plate 21 and
3, the lock rod 3 is inserted therethrough, and a locking projection 24 provided on the holding plate 22 is locked in a locking hole 25 provided in the slide plate 21.

Then, the slide plate 2 is placed in the guide frame 18.
1 is slidably fitted, and the lock rod 3 is
The pallet 1 is slidably inserted, the holding plate 22 is slidably positioned on a step 26 provided on the inner side surface of the outer side 17 of the pallet 1, and the locking projection 24 is inserted through the horizontally elongated hole 19. 25, the outer side 17 is held between the inner and outer sides by the holding plate 22 and the sliding plate 21 so as not to come off, and the sliding plate 21 is moved in the direction indicated by the arrow in FIG. It is slidable inside.

Here, as shown in FIG.
A locking position fixing locking portion 27 and a non-locking position fixing locking portion 28 are provided on any one of the first to guide frame portions 18, and the locking position is fixed on any one of the slide plate 21 and the guide frame portion 18. A locked portion 29 is provided so that the engaging portion 27 for locking and the locking portion 28 for fixing the unlocked position can be freely engaged.
The slide plate 21 is provided with a knob 30 for picking up with a finger and sliding the slide plate 21.

A lower end of a rectangular cylindrical outer cover 4 can be freely fitted into a fitting recess 2 provided at a part or the entire outer peripheral end of the pallet 1. The outer cover 4 is constituted by a single piece of a synthetic resin foam sheet, a cardboard made of synthetic resin, a cardboard, a plywood, or the like, or a laminate of two or more of these. A vertical groove 5 is formed at the lower end of the outer cover 4 upward from the lower edge, and a horizontal groove 6 is formed in a horizontal direction from the upper part of the vertical groove 5 to form an approximately inverted L-shaped L-shaped groove 7. Is formed.

FIGS. 9 and 10 show a reinforcing member 12 used in the present invention. The reinforcing member 12 is an integrally molded product of a synthetic resin, and the front side piece 10 and the back side piece 11 are extended from the both side edges of the bottom piece 8 via the foldable hinge 9 so as to be foldable. Front side piece 10 of reinforcing member 12
The L-shaped groove 13 having substantially the same shape and the same size as the L-shaped groove 7 is formed symmetrically with the back piece 11 and the vertical grooves 35 of both L-shaped grooves 13 are bottom pieces. They are communicated by a communication groove 14 formed in the portion 8. In a state where the front side piece 10 and the back side piece 11 are opposed to each other in parallel via the hinge sections 9 on both side edges of the bottom piece 8, the L-shaped groove 13 and the back side piece 11 provided on the front side piece 10 are provided. L-shaped groove 13 provided
A connection piece 15 for detachably connecting between the sides is provided. In the embodiment shown in FIG. 9, a part of a plurality of connecting pieces 15 connecting each side of the opposing L-shaped groove 13 protrudes from one side of one L-shaped groove 13, and the rest is provided. The connection pieces 15 project from the other side of the L-shaped groove 13, but all of the connection pieces 15 may be projected from one of the sides of the L-shaped groove 13. is there.

The connection piece 15 is bent from the state shown in FIG. 9 in the direction of the arrow in FIG. 9 by the hinge part 9 so that the front side piece 10 and the back side piece 11 face each other in parallel as shown in FIG.
Each side of the opposing L-shaped groove 13 is detachably connected by connecting means. In the embodiment shown in FIGS. 9 and 10, the connecting piece 15 has a convex or concave engaging portion 3.
1 and the front side piece 10 and the back side piece 11 are opposed to each other in parallel via the hinge part 9. The connection piece 15 is in contact with the other connection piece 15 to the side of the L-shaped groove 13. The engaging portion 32 is provided, and the engaging portion 31 and the engaged portion 32 are detachably engaged with the front side portion 10 and the back side portion 11 facing each other in parallel via the hinge portion 9. L-shaped groove 1
3 are connected by connecting pieces 15.

Thus, the load is placed on the upper surface 1a of the pallet 1, and the outer cover 4 is erected on the outer peripheral end of the pallet 1 to cover the outer peripheral portion of the load. Here, the outer cover 4
In the mounting, first, the reinforcing member 12 is attached to the L-shaped groove 7 of the outer cover 4 as described above, and the knob 30 is pinched with a finger, and the slide plate 21 is slid to one side. As shown in FIG. 1, the locking portion 28 for fixing the unlocked position is locked to the locked portion 29. In this state, the fitting recess 2 provided at the outer peripheral end of the pallet 1
When the lower end of the rectangular outer cover 4 is fitted into the lock member 3, the lock bar 3 is positioned below the vertical groove 35 of the L-shaped groove 13 of the reinforcing member 12 provided in the L-shaped groove 7 of the outer cover 4. It is inserted into the groove at the upper end from the opening as shown by the arrow A in FIG. Therefore, in this state, the slide plate 21 is slid to the other side to lock the lock position fixing locking portion 2 to the locked portion 29, so that the lock rod 3 is released as shown by the arrow B in FIG. The cover 4 is inserted into the lateral groove 36 of the L-shaped groove 13 of the reinforcing member 12 provided in the L-shaped groove 7 of the cover 4. In this state, the outer cover 4 is locked so as not to come out upward. To be mounted upright on the outer periphery of the pallet 1. Then, the locking position fixing locking portion 22 is locked to the locked portion 29, so that the locked state of the attachment of the outer cover 4 is maintained. By attaching the outer cover 4 to the outer periphery of the pallet 1 with the load placed on the pallet 1 as described above, the load can be protected by the outer cover 4.

Here, the upper end of the outer cover 4 may be covered with a lid. As the lid, another pallet 1 may be attached to the upper end of the outer cover 4 by turning the other pallet 1 upside down to form a package. in this case,
An L-shaped groove 7 is formed at the upper end of the outer cover 4 as described above,
A reinforcing member 12 having the same configuration as above is detachably attached to the L-shaped groove 7 at the upper end of the outer cover 4.

FIG. 11 shows an example in which the pallet 1 is used upside down and used as a lid in the above-described manner, in which the pallet 1 is stacked up and down in multiple stages. Here, the fitting portion 38 and the fitting portion 39 are provided at the lower end of the leg portion 37 of the pallet 1, and when the pallet 1 is rotated 180 ° and turned upside down, the fitting portion 38 and the fitting portion 39 are May be detachably fitted to each other. In this case, the packages stacked in multiple stages vertically are prevented from laterally displacing.

In the above-described embodiment, an example is shown in which the pallet 1 is turned upside down as the lid, but another lid may be covered instead of the pallet 1. To remove the outer cover 4, the slide plate 21 is slid to one side, and the unlocking portion 28 for fixing the unlock position is locked to the locked portion 29.
By pulling up the outer cover 4 in this state, the outer cover 4 can be fitted and removed from the concave portion 2. In the state where the non-locking position fixing locking portion 28 is locked to the locked portion 29 as described above, the lock bar 3 is the L-shape of the reinforcing member 12 provided in the L-shaped groove 7 of the outer cover 4. Since it is located in the vertical groove 35 of the groove 13,
By pulling the outer cover 4 upward, the outer cover 4 can be removed without any trouble.

FIG. 12 shows another embodiment of the present invention. In this embodiment, a horizontally long side provided on the inner side surface portion 40 of the fitting recess 2 on the outer side 17 constituting the outer side surface portion of the fitting recess 2. In this example, a horizontally long hole 41 facing the hole 19 is provided, and the tip of the lock bar 3 is slidably fitted into the horizontally long hole 41. As described above, the distal end of the lock bar 3 is slidably fitted into the horizontally long hole 41 and supported, so that the support of the lock bar 3 is ensured, and when the mounted state of the outer cover 4 is held by the lock bar 3. , Can be held more reliably.

In the embodiment shown in the accompanying drawings, the pallet 1 is a single plate-shaped so-called skid pallet formed by integrally molding a synthetic resin such as polypropylene or recycled polypropylene by injection molding or press molding. Although the example of the pallet is shown, the invention is not limited to the skid pallet. For example, the upper half of the pallet formed of synthetic resin and the lower half of the pallet formed of synthetic resin are fixed and fixed. It may be a pallet formed, a pallet formed by another molding method of synthetic resin, or a pallet formed of a material other than synthetic resin.

[0019]

According to the first aspect of the present invention, as described above, the front side piece and the back side piece can be freely folded from both side edges of the bottom piece via the hinges which can be folded. To form a reinforcing member, and an L-shaped groove having substantially the same shape and size as the L-shaped groove is formed symmetrically on the front side piece and the back side piece of the reinforcing member. The vertical grooves of the U-shaped groove communicate with each other by a communication groove formed in the bottom piece, and the front piece and the back piece face in parallel in a state where the front piece and the back piece face in parallel via the hinges on both side edges of the bottom piece. A connecting piece for detachably connecting each side of the L-shaped groove provided on the back side and the L-shaped groove provided on the back side piece is provided, and the bottom piece near the L-shaped groove of the outer cover is provided by the bottom piece of the reinforcing member. Cover the surface of the outer cover in the vicinity of the L-shaped groove with the front side piece; An L-shape provided on the front side portion while covering the back surface near the groove and connecting the L-shaped grooves provided on the front side portion and the back side portion of the reinforcing member with the L-shaped groove of the outer cover. Since each side of the groove and the L-shaped groove provided on the back side is detachably connected by a connecting piece, the L-shaped groove of the outer cover is reinforced by a reinforcing member, and the L-shaped of the outer cover is formed. The groove can be prevented from being deformed or damaged, and as a result, storage, transport, handling,
The L-shaped groove portion is not deformed or damaged during the attaching / detaching operation of the lock bar or holding the locked state by the lock bar, and the locked state can be reliably maintained without the outer cover coming off in the locked state. Things. In addition, the front piece and the back piece are foldable via hinges on both side edges of the bottom piece, and are detachably connected by connecting pieces.
The reinforcing member can be easily attached to and detached from the L-shaped groove of the outer cover, the outer cover can be used repeatedly, and the reinforcing member can be removed and attached to another outer cover for use. .

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a main part of a partially cut-away view showing a state in which an outer cover on which a reinforcing member of the present invention is mounted is mounted on a pallet.

FIG. 2 is an exploded perspective view showing a state where a reinforcing member and a lock member are further disassembled in FIG.

FIG. 3 is a cross-sectional view showing a state in which the outer cover to which the reinforcing member is attached is attached to a pallet.

FIG. 4 is a partially broken perspective view showing a state where the outer cover to which the reinforcing member is attached is attached to a pallet.

FIG. 5 is an explanatory view showing an attachment order of the above.

FIG. 6 is a front view showing an example of the pallet used in the above.

FIG. 7 is a plan view of the same.

FIG. 8 is an enlarged cross-sectional view showing a fitting concave portion of the above.

FIG. 9 is a perspective view showing an expanded state of the reinforcing member used in the same.

FIG. 10 is a perspective view showing an assembled state of the reinforcing member used in the same.

FIG. 11 is a front view showing a state in which packages in which outer covers are attached to the pallets are stacked in multiple stages.

FIG. 12 is a sectional view showing a state in which an outer cover to which a reinforcing member according to another embodiment of the present invention is attached is attached to a pallet.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Pallet 2 Fitting recess 3 Lock bar 4 Outer cover 5 Vertical groove 6 Horizontal groove 7 L-shaped groove 8 Bottom piece 9 Hinge part 10 Front side piece 11 Back side piece 12 Reinforcement member 13 L-shaped groove section 14 Communication groove section 15 Connection piece 16 Bottom piece

Claims (1)

[Claims] 1. A pallet is provided with a fitting recess at a part or all of an outer peripheral end thereof, a lock bar is provided on the pallet so as to be slidable along an outer side, and a vertical groove is formed upward from a lower edge of the outer cover. At the same time, a lateral groove is formed in the lateral direction from the upper part of the vertical groove to form a substantially inverted L-shaped groove, and the lower end of the outer cover is fitted into the concave portion and mounted, and the outer cover is mounted on the outer peripheral portion of the pallet. A transport pallet in which a lock rod inserted from a vertical groove is inserted into a lateral groove, and an outer cover is detachably attached to the pallet. The front side piece and the back side piece are foldably and continuously extended to form a reinforcing member, and the front side piece and the back side piece of the reinforcing member have the same shape and the same size as the L-shaped groove symmetrically with each other. L-shaped grooves are formed and both L-shaped grooves are formed. Are connected to each other by a communication groove formed in the bottom piece, and the front piece and the back piece are provided on the front piece in a state where the front piece and the back piece face in parallel with each other via hinges on both side edges of the bottom piece. A connecting piece for detachably connecting each side of the L-shaped groove and the L-shaped groove provided on the back side piece is provided, and the bottom piece near the L-shaped groove of the outer cover is covered by the bottom piece of the reinforcing member, and the front side is covered. One side covers the surface near the L-shaped groove of the outer cover and the back side covers the back surface near the L-shaped groove of the outer cover, and each L provided on the front side and the back side of the reinforcing member.
With the L-shaped groove communicating with the L-shaped groove of the outer cover, the connection piece can be detachably attached between the sides of the L-shaped groove provided on the front side and the L-shaped groove provided on the back side. A transport pallet characterized by being connected.