JP2020059525A - Box pallet - Google Patents

Abstract

To provide a box pallet which can be folded easily, smoothly and compactly, and can be folded into a beautiful package that can be stacked easily in a folded state.SOLUTION: A box pallet includes: an upper opening box type pallet body 1 having a bottom panel, a front wall panel 3, a rear wall panel 4, and a pair of right and left side wall panels 5, 5; and an upper lid panel 6 for covering the pallet body 1. The upper lid panel 6 has: a rectangular plane shaped lid body part 61 for closing an opening part of the pallet body 1; and a rear standing piece part 62 in continuation with a rear end edge part of the lid body part 61, and a standing piece part is omitted at a front end edge part of the lid body part 61. The rear standing piece part 62 has an upper end edge part 62d pivotally attached to an upper end edge part 4a of the rear wall panel 4. A lid-drop prevention member 7 which abuts on each upper end edge part 5a of the pair of right and left side wall panels 5, 5 and prevents the upper lid panel 6 from dropping is pivotally attached in a freely swingable way around a right and left horizontal axis Lin an intermediate part in the front and rear direction of the upper lid part 6.SELECTED DRAWING: Figure 1

Description

  The present invention relates to box pallets.

Conventionally, there has been a box pallet provided with an upper opening box type pallet body having a mesh structure (for example, refer to Patent Document 1) and an upper lid panel for covering the pallet body.
In the conventional box pallet, as shown in FIG. 6 (A), the upper lid panel 96 has a rectangular flat lid main body portion 96a for closing the opening of the upper opening box type pallet main body 91, and the lid main body portion 96a. A rear rising piece 96d connected to the rear edge of the pallet body 91 and a front rising piece 96d connected to the front edge of the lid body 96a. 96c, and a leg portion 99a of another box pallet 99 that is formed in a substantially U shape in a side view and placed on the upper edge of each side wall panel 95 does not come into contact with the upper lid panel 96. Was there. Further, as shown in FIG. 6, a lid fall prevention member 97 for preventing the upper lid panel 96 from falling by contacting the upper end edges of the pair of left and right side wall panels 95, 95 is provided on the front standing piece portion 96 c of the upper lid panel 96. The upper lid panel 96 is fixed to the left and right end portions of the upper edge of the left and right sides so as not to fall when the upper half portion (upper gate portion) of the front wall panel 93 is opened. .

JP, 2009-51519, A

  However, when the conventional box pallet described above is changed from the box state shown in FIG. 7 (A) to the folded state shown in FIG. 7 (B), the front standing piece 96c of the upper lid panel 96 and the lid drop prevention member 97 are not provided. It becomes a hindrance, it becomes difficult to fold it compactly, the storage height dimension H becomes large, and the packing condition in the folded state is bad, and it becomes unstable when stacking the box pallets in the folded state. There was a problem.

  Therefore, an object of the present invention is to provide a box pallet that can be folded easily and smoothly in a compact manner, and can be folded into a packing shape in which the stacking in the folded state is easy to be stable.

The box pallet of the present invention includes an upper opening box type pallet body having a bottom panel, a front wall panel, a rear wall panel, and a pair of left and right side wall panels, and an upper lid panel for covering the pallet body. In the box pallet, the upper lid panel includes a rectangular flat lid main body portion for closing the opening of the pallet main body, and a rear rising piece portion continuous with the rear end edge portion of the lid main body portion. , And a rising piece is omitted from the front end edge of the lid body, and the rear rising piece has an upper end edge pivotally attached to an upper end edge of the rear wall panel. A lid drop preventing member that comes into contact with the upper end edges of a pair of side wall panels to prevent the upper lid panel from falling down is pivotally attached to the front-rear intermediate portion of the upper lid panel so as to be swingable around horizontal horizontal axes. Is.
Further, the lid main body portion of the upper lid panel has a plurality of lid vertical rod portions along the front-rear direction, and a plurality of lid horizontal rod portions along the left-right direction, the lid drop prevention member is An upper rod portion along the left-right direction having contact portions contacting the upper edge portion of the side wall panel on both left and right ends, and a lower rod portion along the left-right direction pivotally attached to the lid lateral rod portion, A plurality of connecting short rods that connect the upper rod and the lower rod in the vertical direction, and the horizontal position of the connecting short rod is the horizontal position of the lid vertical rod. They are arranged differently.

  According to the present invention, it is possible to easily and smoothly fold the upper lid panel in a compact manner while preventing the upper lid panel from falling. The folded box pallets can be stacked in multiple stages and can be folded into a beautiful packaging with excellent stability. It has a simple structure and can be manufactured easily (inexpensively).

It is a perspective view of a box state showing an embodiment of a box pallet of the present invention. It is a principal part expansion perspective view. FIG. FIG. It is a simplified sectional side view, (A) is a simplified sectional side view of a box state, and (B) is a simplified sectional side view of a folded state. It is a principal part sectional view for explaining a prior art, (A) is a principal part sectional side view of a box state, (B) is a principal part sectional front view of a box state. It is a simplified sectional side view for explaining the problem of a prior art, (A) is a simplified sectional side view of a box state, (B) is a simplified sectional side view of a folded state.

Hereinafter, the present invention will be described in detail based on the illustrated embodiments.
As shown in FIG. 1, the box pallet of the present invention includes an upper opening box type mesh-structured pallet body 1 and an upper lid panel 6 for covering the pallet body 1.

The upper lid panel 6 has a rectangular flat lid main body 61 for closing the opening of the pallet main body 1, and a rear rising piece 62 continuous with the rear end edge of the lid main body 61. Further, the front end edge portion of the lid main body 61 has a rectangular flat shape with the standing piece portion omitted.
In other words, the upper lid panel 6 has a front end edge portion that is flat, a front and rear intermediate portion that is flat, and a rear end edge portion that is bent upward, and is generally L-shaped in a side view.
The upper lid panel 6 has the upper end edge portion 62d of the rear rising piece portion 62 pivotally attached to the upper end edge portion 4a of the rear wall panel 4 of the pallet body 1, and can freely open and close about a horizontal axis in the left-right direction. Is.

As shown in FIGS. 1 and 2, the upper lid panel 6 has a mesh structure (mesh type) in which a plurality of rod-shaped rods made of metal are arranged in a grid (mesh) and integrally fixed by welding. Panel).
The lid main body 61 includes a plurality of lid vertical rods 65 extending in the front-rear direction and a plurality of lid horizontal rods 66 extending in the left-right direction, and a lid is provided on the lower surface side of the lid vertical rods 65. A horizontal rod portion 66 is arranged and fixed.
The rear rising piece 62 connects the standing rods connected to the rear ends of the lid vertical rods 65 to the upper ends of the rising rods in the left-right direction (along the left-right direction). And have.

Then, in a box state in which the upper lid panel 6 is applied to the pallet body 1 held in the upper opening box shape, the upper lid is brought into contact with the pair of left and right side wall panels 5 and 5 of the pallet body 1 to the inside of the pallet body 1. A lid fall prevention member 7 for preventing the panel 6 from falling is attached (attached) to the upper lid panel 6. The lid fall prevention member 7 is disposed along the left-right direction in the front-rear intermediate portion of the lid main body 61 of the upper lid panel 6, and is pivotally swingable around the left-right horizontal axis L _{7 in the} front-rear intermediate portion. It is worn.

  The lid fall prevention member 7 has a ladder shape (ladder shape) in which a plurality of rod-shaped rod members made of metal are integrally fixed by welding, and includes an upper rod portion 71 extending in the left-right direction and a left-right direction. It has a lower rod portion 72 along it, and a plurality of connecting short rod portions 73 that vertically connect the upper rod portion 71 and the lower rod portion 72.

The upper rod portion 71 has, at both left and right ends, a contact portion 71a (along the left-right direction) that comes into contact with the upper end edges 5a of the pair of side wall panels 5, 5 from above in the box state. A hanging portion 71b is continuously provided at the tip (outer ends of the left and right) of the. In other words, the upper rod portion 71 is composed of a single rod member for the upper portion arranged along the left-right direction, and the left and right ends thereof are bent downward to form an L-shaped hook. It is shaped like a gate.
Further, one of the left and right hanging parts 71b comes into contact with the upper end edge portion 5a of the side wall panel 5 from the outside in the left and right directions, so that the other contact part 71a and the hanging part 71b on the other left and right sides are prevented from largely protruding to the left and right sides. To do. Further, since the left and right outer ends of the upper rod are bent downward (the hanging parts 71b are continuously provided at the left and right outer ends of the contact part 71a), there is a risk of injury when a worker comes into contact therewith. Reduce this.

The lower rod portion 72 is made of one lower rod member arranged along the left-right direction, and is arranged in parallel with the lid lateral rod portion 66. The metal spiral wire (coil-shaped) wire 8 is pivotally attached to the lid lateral rod portion 66. In other words, the spiral wire rod 8 is wound (wound) around the lower rod portion 72 and the lid lateral rod portion 66 to be pivotally connected. In other words, the left and right horizontal axis L ₇ is the axis of the lower rod portion 72.

  The connecting short rod portion 73 is composed of one short connecting rod member, the upper end portion is fixed to the upper rod portion 71 by welding, and the lower end portion is fixed to the lower rod portion 72 by welding, in the left-right direction. Multiple lines are installed side by side. The horizontal position of the connecting short rod 73 is made different from the horizontal position of the lid vertical rod 65. Further, an upper rod portion 71 and a lower rod portion 72 are arranged on the rear surface side (the front and rear one surface side) of the connecting short rod portion 73.

  The spiral wire rod 8 pivotally attaches the lid fall prevention member 7 to the lid main body 61 with a predetermined predetermined movement stroke (play) in the front-rear direction, the left-right direction, and the up-down direction. By this predetermined movement stroke, the lid fall prevention member 7 is smoothly swung.

  Here, in a swinging free state in which the contact portion 71a of the lid drop prevention member 7 is not in contact with the upper end edge portion 5a of the side wall panel 5, the lid fall prevention member 7 falls forward (the other of front and rear) and slightly The upper rod 71 and the lower rod 72 come into contact with the lid vertical rod 65. Then, as shown in FIG. 4, the lid vertical rod portion 65 and the connecting short rod portion 73 are arranged in parallel between the lid lateral rod portion 66 and the upper rod portion 71 and the lower rod portion 72. . Further, the connecting short rod portion 73 is arranged between the lid vertical rod portions 65, 65 which are adjacent to each other in the left-right direction. That is, the lid drop prevention member 7 is superposed in a flush manner along the lid body 61.

Further, as shown in FIG. 5 (A), the pallet body 1 has a front wall panel 3, a pair of left and right side wall panels 5, 5, a rear wall panel 4, and a bottom panel 2 in a box state. The front wall panel 3 and the rear wall panel 4 have a rectangular shape in a front view, the pair of side wall panels 5 and 5 has a rectangular shape in a side view, and the bottom panel 2 and the upper lid panel 6 have a rectangular shape in plan view.
Each of the panels 2, 3, 4, 5, 6 has a mesh structure in which a plurality of rod-shaped rods made of metal are fixed to each other by welding in a grid pattern. In FIG. 5, each of the panels 2, 3, 4, 5, 6 and the lid fall prevention member 7 are shown in the form of a plate and are simplified in order to make the drawing easy to see. Illustrated.

Further, the lower end edge of the front wall panel 3 is pivotally attached to the front end edge portion of the bottom panel 2 so as to be tiltable and upright about the horizontal pivotal pivot axis.
The rear wall panel 4 has its lower end edge pivotally attached to the rear end edge of the bottom panel 2 so as to be tiltable and upright about the horizontal pivotal pivot axis.
Each side wall panel 5 has its rear end edge pivotally attached to each of the left and right end edges of the rear wall panel 4 so as to be swingable (foldable over the rear wall panel 4).
The bottom panel 2 has left and right side edges fixed with concave groove members for supporting the lower end edges of the side wall panels 5, and the bottom surface of the bottom panel 2 has front, rear, left and right corners with leg members 19. It is fixed.

Here, the structure and operation will be described together with the method of using the box pallet of the present invention.
In the box state shown in FIGS. 1 and 2, the contact portion 71a of the lid fall prevention member 7 comes into contact with the upper end edge portion 5a of the side wall panel 5 from above, and the upper lid panel 6 is hung and held at a predetermined lid position. Hold. Therefore, even if the upper gate portion 11 of the front wall panel 3 is opened, the upper lid panel 6 does not fall into the inside of the pallet body 1 and the stored items can be taken out easily, and damage to the stored items due to the fall of the upper lid panel 6 is prevented. To do.

  Further, although not shown, in the open state in which the upper lid panel 6 is lifted upward, the lid drop prevention member 7 is tilted by its own weight in a plane parallel to the lid body 61. Then, when the upper lid panel 6 is lowered, the contact portion 71a of the lid fall prevention member 7 comes into contact with the upper end edge portion 5a of the side wall panel 5 and slidably contacts therewith (automatically) along with the lowering of the upper lid panel 6, The lid fall prevention member 7 rises up. After that, with the lid drop prevention member 7 standing upright in a vertical plane, the upper lid panel 6 is held in a hanging manner at a predetermined lid position. It is not necessary to operate the lid fall prevention member 7 when opening / closing the upper lid panel 6.

  Further, as shown in FIG. 5 (A), when stacking another pallet body 1 ′ on the upper edge 5 a of the side wall panel 5, the lid body 61 is lower than the upper edge 5 a of the side wall panel 5. Since the lid fall prevention member 7 is located at the front and rear intermediate portion of the lid main body 61, the lid fall prevention member 7 does not interfere with the leg members 19 'of other pallet main bodies 1'that are stacked and the stacking work is facilitated. You can do it.

Next, when the box state of FIG. 5A is changed to the flat folded state shown in FIG. 5B, the lid fall prevention member 7 falls down in a plane parallel to the lid body 61. Further, as described with reference to FIG. 4, the lid fall prevention member 7 is arranged flush with the lid body 61. In FIG. 5 (B), the lid drop prevention member 7 is shown large (thick) for easy viewing.
Further, the play of the spiral wire rod 8 described above causes the lid drop prevention member 7 to finely move so as to reduce contact and overlap with the rod portion (rod) of the side wall panels 5 arranged face to face. , Can be folded smoothly.

Further, since the standing piece is omitted at the front end edge of the upper lid panel 6 (lid body 61), the lid body 61 is horizontal (parallel to the side wall panel 5 at the lower position in the folded state). As described above, the upper lid panel 6 can be folded easily and smoothly to reduce the storage height dimension H (compared to the conventional technique shown in FIG. 7).
Further, in the folded state, the panel laminated portion has a flat rectangular shape in a side view, and the upper surface side (lid main body portion 61) has a horizontal plane shape, so that the other pallet main body 1 ′ in the folded state can be stably placed in a plurality of stages. Can be placed.

  The present invention can be modified in design, and in the folded state shown in FIG. 5 (B), the order and the front and back of each panel 3, 4, 5, 6 stacked on the bottom panel 2 are examples. The order of the laminated panels 3, 4, 5 and 6 and the front and back sides are free. Further, the front wall panel 3 is not limited to the one-character shape in the side view as shown in the figure, but may be an L-shape in the side view in which the lower end portion is bent rearward. Further, the rear wall panel 4 is not limited to the L-shape in which the lower end portion is bent forward as shown in the figure, and may be a single letter shape. The front wall panel 3 is not limited to the split gate structure having the upper gate portion 11 and the lower gate portion 12 (see FIG. 1), and may have a single sheet structure. The side wall panel 5 may be pivotably attached to the left and right side edge portions of the front wall panel 3. Each of the wall panels 3, 4, 5 and the bottom panel 2 is not limited to a lattice (mesh) type, but may be a plate type such as a steel plate. The rods used for the upper lid panel 6 and the lid fall prevention member 7 preferably have the same diameter (the same material).

As described above, the box pallet of the present invention includes an upper opening box type pallet body 1 having a bottom panel 2, a front wall panel 3, a rear wall panel 4, and a pair of left and right side wall panels 5 and 5, and the pallet body. In the box pallet including an upper lid panel 6 for covering the lid 1, the upper lid panel 6 includes a rectangular flat lid main body 61 for closing the opening of the pallet main body 1, and the lid. The main body 61 has a rear rising piece portion 62 continuously provided on the rear end edge portion thereof, and the rear rising piece portion is omitted from the front end edge portion of the lid main body portion 61, and the rear rising piece portion 62 is An upper end edge portion 62d is pivotally attached to the upper end edge portion 4a of the rear wall panel 4, and further abuts on the upper end edge portions 5a of the pair of left and right side wall panels 5 and 5 to prevent the upper lid panel 6 from falling. A lid drop prevention member 7 is provided around the horizontal axis L _{7 in} the front-rear intermediate portion of the upper lid panel 6. Since the upper lid panel 6 can be prevented from falling down, it can be easily and smoothly folded into a compact folded state. The folded box pallets can be stacked in multiple stages and can be folded into a beautiful packaging with excellent stability. It has a simple structure and can be manufactured easily (inexpensively).

  The lid main body 61 of the upper lid panel 6 has a plurality of lid vertical rods 65 extending in the front-rear direction and a plurality of lid horizontal rods 66 extending in the left-right direction. The fall prevention member 7 is pivotally attached to the upper rod portion 71 along the left-right direction having contact portions 71a at both left and right end portions that abut against the upper end edge portion 5a of the side wall panel 5, and the lid horizontal rod portion 66. A lower rod portion 72 along the direction, and a plurality of connecting short rod portions 73 connecting the upper rod portion 71 and the lower rod portion 72 in the vertical direction, and further, in the left-right direction of the connecting short rod portion 73. Since the position is arranged so as to be different from the position of the lid vertical rod portion 65 in the left-right direction, the lid vertical rod portion 65 and the connecting short rod portion are in a state in which the lid fall prevention member 7 is tilted over the lid main body portion 61. 73 and 73 do not overlap each other in the vertical direction, and it is possible to prevent the height dimension from increasing in the folded state. The lid fall prevention member 7 can be arranged on the lid main body 61 in a plane-parallel manner.

1 Pallet main body 2 Bottom panel 3 Front wall panel 4 Rear wall panel 4a Upper edge 5 Side wall panel 5a Upper edge 6 Upper lid panel 7 Lid drop prevention member
61 Lid body
62 Rear standing piece
62d Upper edge
65 Lid vertical rod
66 Lid side bar
71 Kamiki
71a Contact part
72 Shimomaki
73 Connecting short rod L ₇ Left and right horizontal shaft center

Claims (2)

An upper opening box type pallet body (1) having a bottom panel (2), a front wall panel (3), a rear wall panel (4), and a pair of left and right side wall panels (5), (5); In a box pallet provided with an upper lid panel (6) for covering 1),
The upper lid panel (6) is provided continuously with a rectangular flat lid main body (61) for closing the opening of the pallet main body (1) and a rear end edge of the lid main body (61). A rear rising piece portion (62), and the rising piece portion is omitted from the front end edge portion of the lid body portion (61),
An upper edge (62d) of the rear rising piece (62) is pivotally attached to an upper edge (4a) of the rear wall panel (4),
Furthermore, a lid fall prevention member (7) for preventing the upper lid panel (6) from falling by coming into contact with the respective upper edge portions (5a) of the pair of left and right side wall panels (5) (5) is provided. 6) A box pallet, which is pivotally attached to a front-rear intermediate portion around a horizontal axis (L ₇ ) in the front-rear direction. The lid body portion (61) of the upper lid panel (6) includes a plurality of lid vertical rod portions (65) extending in the front-rear direction, and a plurality of lid horizontal rod portions (66) extending in the left-right direction. Have
The lid drop prevention member (7) includes an upper rod portion (71) along the left-right direction having contact portions (71a) at both left and right ends that abut against the upper edge portion (5a) of the side wall panel (5), A lower rod portion (72) that is pivotally attached to the lid lateral rod portion (66) and extends in the left-right direction, and a plurality of upper rod portions (71) that connect the lower rod portion (72) in the vertical direction. And a connecting short rod portion (73), and the horizontal position of the connecting short rod portion (73) is different from the horizontal position of the lid vertical rod portion (65). The box pallet according to claim 1.

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