JP2019026364A - tray - Google Patents

Abstract

To provide a tray that can suppress deformation and breakage of a band when the band is obliquely hung.SOLUTION: A tray 10 of the present invention has a rectangular shape in a plan view and has a plurality of cutout parts 30 for hanging a belt 85 on a pair of long side parts opposed to each other in an outer edge part. An inner end part of the tray 10 in the cutout part 30 is formed in a circular arc shape in the plan view protruding toward an inside of the tray 10. A distal end of a circular arc at the inner end part of the cutout part 30 provided at one long side part of one pair of long side parts is disposed at a position not overlapping with the distal end of the circular arc at the inner end part of the cutout part 30 provided at the other long side part as seen from a short side direction of the tray 10.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a tray having a notch for hanging a belt on an outer edge.

  The tray disclosed in Patent Document 1 includes a plurality of cutout grooves extending in the thickness direction of the main plate on the outer surface of the main plate having a rectangular shape. In this tray, a load placed on the main plate is fixed by a belt hung in a plurality of cutout grooves.

JP 2006-89083 A ([0033], FIGS. 2 and 3)

  In the tray of Patent Document 1, when the band is slanted so as to be inclined with respect to the side portion of the main plate, there is a problem that the band is pushed toward the corner portion of the notch groove and deformed or damaged. It was.

  The present invention has been made in view of the above circumstances, and an object thereof is to provide a tray capable of suppressing deformation and breakage of a band when the band is slanted.

  In order to achieve the above object, an invention according to claim 1 is a tray having a rectangular shape in plan view and including a plurality of notches for hanging a belt on a pair of opposite sides of the outer edge. The inner end of the tray of the notches is formed in a circular arc shape in plan view protruding inside the tray, and the notch is provided on one side of the pair of sides. Arranged at a position where the tip of the arc at the inner end of the pair does not overlap the tip of the arc at the inner end of the notch provided on the other side as seen from the opposing direction of the pair of sides It is a tray that has been.

  According to a second aspect of the present invention, in the tray according to the first aspect, in the edge portion of the notch portion, a height difference is formed such that the inner end portion of the tray at the edge portion is disposed above the outer end portion. A tray provided with a part.

  According to a third aspect of the present invention, in the tray according to the second aspect, the height difference forming portion is a tray configured with a slope that is inclined upward toward the inside of the tray.

  According to a fourth aspect of the present invention, in the tray according to the second or third aspect, a first horizontal portion and a second horizontal portion that extend substantially horizontally along a side portion including the cutout portion at an edge portion of the cutout portion. The second horizontal portion is disposed above the first horizontal portion and inside the tray, and the first horizontal portion and the second horizontal portion are connected by the height difference forming portion. Is a tray.

  The invention according to claim 5 is the tray according to claim 4, wherein the first horizontal portion and the height difference forming portion are provided in pairs so as to sandwich the second horizontal portion, and the notch portion is In the plan view, the tray is formed in a substantially triangular shape that becomes narrower toward the inside of the tray.

  A sixth aspect of the present invention is the tray according to any one of the first to fifth aspects, wherein a portion of the outer peripheral portion of the tray adjacent to the notch intersects with the upper surface of the tray. The tray is provided with a recessed surface continuous with the upper surface of the tray via a step surface, and the step surface is formed with at least one bent portion that is bent in a horizontal plane.

[Invention of Claim 1]
In the present invention, the inner end portion of the tray in the cutout portion is formed in a circular arc shape in a plan view protruding inside the tray, so that deformation and breakage of the band when the band is slanted are suppressed. Moreover, when viewed from the opposing direction of the pair of sides, the tip of the arc at the inner end of the notch provided on one side is at the inner end of the notch provided on the other side. Since it arrange | positions in the position which does not overlap with the front-end | tip of a circular arc, it becomes easy to arrange | position the band hung on the notch part diagonally with respect to the opposing direction of a pair of side part.

[Inventions of Claims 2 and 3]
In the present invention, since the inner edge of the tray at the edge of the notch is disposed above the outer edge, a gap for allowing a finger to enter is formed below the edge of the notch. Can do. This facilitates the lifting of the placed tray. In particular, if a slope is formed at the edge of the notch so as to incline upward toward the inside of the tray, when the band is wound around the notch, the band is cut into the notch by the slope. It becomes possible to guide deeply, and the band can be easily wound (invention of claim 3).

[Invention of claim 4]
In the present invention, the edge portion of the notch portion is provided with the first horizontal portion and the second horizontal portion extending substantially horizontally along the side portion including the notch portion, thereby increasing the strength of the edge portion of the notch portion. .

[Invention of claim 5]
According to the present invention, it is possible to guide the band to the back side of the notch, that is, the inside of the tray, both in the direction along the side including the notch and in the vertical direction, and the band is hung on the notch. It becomes easy.

[Invention of claim 6]
In the present invention, since at least one bent portion that bends in a horizontal plane is provided on the step surface provided near the notch portion, it is possible to compensate for the decrease in the strength of the tray due to the notch portion.

The perspective view which looked at the tray concerning one embodiment of the present invention from the upper part Perspective view of tray viewed from below Tray top view (A) Plan view, (B) Side view around the notch of the tray Cross-sectional side view around the tray notch Plan view around the depression of the tray Perspective view of stacked trays Side cross-sectional view of stacked trays Side view of stacked trays Top view of the tray with the load The top view of the depression part which concerns on other embodiment

  As shown in FIG. 1, the tray 10 according to the present embodiment has a shape in which a container is turned upside down, and includes a top plate 11 and an outer peripheral wall 12 depending from the outer edge of the top plate 11. The top plate 11 is formed in a substantially rectangular shape in plan view, and the outer peripheral wall 12 includes a pair of short side walls 13 and 13 hanging from the short side portion of the top plate 11 and the long side portion of the top plate 11. And a pair of long side walls 14 and 14 depending on each other.

  On the top surface of the top plate 11, a plurality of accommodating portions 21 for accommodating the load 90 (see FIG. 10) of the tray 10 are formed. The accommodating portion 21 is formed by sinking a part of the top plate 11 downward. And as FIG. 2 shows, the back side protrusion part 22 is formed in the part located in the back side of the accommodating part 21 among the lower surfaces of the top plate 11. As shown in FIG.

  Specifically, each accommodating portion 21 includes a first concave portion 21A having a rectangular shape in plan view, a second concave portion 21B that is longer in the short side direction of the top plate 11 than the first concave portion 21A, and the first concave portion 21A. And a third recess 21 </ b> C that is shortened in the short side direction of the top plate 11. The first recess 21 </ b> A, the second recess 21 </ b> B, and the third recess 21 </ b> C are arranged in order in the short side direction of the top plate 11. More specifically, the arrangement order of the first concave portion 21A, the second concave portion 21B, and the third concave portion 21C is reversed between the two accommodating portions 21 adjacent in the long side direction of the top plate 11. In addition, the back side protrusion 22 formed on the lower surface of the top plate 11 includes a first protrusion 22A corresponding to the first recess 21A, a second protrusion 22B corresponding to the second recess 21B, and a third recess 21C. And a third protrusion 22C corresponding to (see FIG. 2).

  Further, as shown in FIG. 1, a plurality of bottom surface recesses 23 are formed on the bottom surface of the second recess 21B. The bottom recess 23 is formed by sinking the bottom wall of the second recess 21B. As shown in FIG. 2, an engagement protrusion 24 is formed on a portion of the lower surface of the top plate 11 located on the back side of the bottom surface recess 23. When the tray 10 is placed on the pallet 80 (see FIG. 10), the engagement protrusion 24 engages with an engagement hole (not shown) formed on the deck surface 80M of the pallet 80. Thereby, the position shift of the tray 10 mounted on the pallet 80 is suppressed.

  As shown in FIG. 3, the tray 10 according to the present embodiment includes notches 30 on the sides that face each other at the outer edge thereof. Specifically, a side recess 16 that is recessed in the short side direction is formed on each long side of the top plate 11, and the long side wall 14 extends downward from the edge of the side recess 16. An inner wall 31 is formed (FIGS. 1 and 2). A notch 30 is formed in a portion surrounded by the lower edge of the inner wall 31. As shown in FIGS. 1 and 5, the lower end rib of the outer peripheral wall 12 is provided with a lower end rib 12 </ b> K that protrudes outside the tray 10 over the entire circumference of the outer peripheral wall 12. 12K is also formed at the lower end of the inner wall 31.

  A plurality of cutout portions 30 are provided on each long side portion of the tray 10, and the cutout portions 30 provided on one long side portion are provided on the other long side portion when viewed from the short side direction. It is arranged at a position that does not overlap with the notch 30. Specifically, in the long side portion shown on the upper side of the tray 10 in FIG. 3, a notch portion 30 is provided at the left end portion, and other notches are provided from the notch portion 30 to the right side at predetermined intervals. The portions 30 are arranged, and the cutout portion 30 is not provided at the right end. On the other hand, in the long side portion shown on the lower side of the tray 10 in FIG. 3, a notch portion 30 is provided at the right end portion, and another notch portion 30 is provided from the notch portion 30 to the left side at predetermined intervals. Are arranged, and the notch 30 is not provided at the left end. In addition, each notch part 30 is arrange | positioned so that it may face | match with the 3rd recessed part 21C of the accommodating part 21 in the short side direction of the tray 10. FIG. In addition, in a portion sandwiched between two adjacent cutout portions 30, 30 in each long side portion, a storage portion 21 sandwiched between two storage portions 21, 21 with which the two cutout portions 30 are abutted. The first recess 21A is disposed.

  As shown in FIG. 4A, the planar shape of the cutout 30 is to the inside of the tray 10, that is, the side opposite to the open end of the cutout 30 (hereinafter referred to as “the back side of the cutout 30”). It becomes a substantially triangular shape that becomes narrower as it goes. And the edge part of the back | inner side of the notch part 30 is formed in the circular arc shape which bulges inside the top plate 11 by planar view.

  Specifically, the side recess 16 is formed in a substantially triangular shape that becomes narrower toward the inside of the tray 10 (specifically, the center side in the short side direction of the top plate 11) in plan view. A pair of guide inclined portions 16B, each having a circular arc portion 16A bulging inward of the tray 10 at the apex portion of the triangle and inclined so as to approach each other toward the inner side of the tray 10 at a portion near the bottom of the triangle. 16B is provided. Moreover, the planar shape of the inner wall 31 is a substantially triangular shape that becomes narrower toward the inside of the tray 10, similar to the side recess 16, and bulges to the inside of the tray 10 at the apex portion of the triangle. An arc wall 32 is provided, and guide inclined walls 33 and 33 that are inclined toward each other toward the inside of the tray 10 are provided near the bottom of the triangle.

  As shown in FIGS. 4B and 5, the length of the arc wall 32 in the vertical direction is substantially constant. In addition, the guide inclined wall 33 includes an opening end forming portion 33A that forms the opening end of the notch 30, and a connecting portion 33B that connects the opening end forming portion 33A and the arc wall 32. The height of the opening end forming portion 33A in the vertical direction is substantially constant, and the lower end edge of the opening end forming portion 33A is disposed below the lower end edge of the arc wall 32. Further, the connecting portion 33B becomes longer in the vertical direction as it goes to the open end side of the cutout portion 30, and the lower end edge of the communication portion 33B is inclined to go down as it goes to the open end side of the cutout portion 30. At the edge of the notch 30, the lower end edge of the open end forming portion 33 </ b> A constitutes a first horizontal portion 41 that is disposed substantially horizontally along the long side direction of the tray 10, and the lower end edge of the arc wall 32. Constitutes a second horizontal portion 42 disposed substantially horizontally along the long side direction of the tray 10. Further, in the cutout portion 30, the lower end edge of the communication portion 33 </ b> B constitutes a slope 43 that is inclined so as to go upward as it goes to the back side of the cutout portion 30.

  As shown in FIGS. 3 and 6, a recessed portion 50 is formed in a portion of the outer peripheral portion of the top plate 11 that is close to the cutout portion 30. Specifically, the depressed portion 50 is disposed at a corner portion of the top plate 11 and sandwiches the notch portion 30 with the accommodating portion 21 (specifically, the first concave portion 21 </ b> A) in the long side direction of the top plate 11. Specifically, as shown in FIG. 3, the tray 10 is provided with depressions 50 at the upper left corner and the lower right corner of the figure, and the long sides shown at the upper side of the figure are depressed. The portion 50 is disposed close to the leftmost cutout portion 30, and the depressed portion 50 is disposed close to the rightmost cutout portion 30 in the long side portion shown on the lower side of the drawing.

  In detail, the cutout portion 30 disposed close to the depressed portion 50 is different from the other cutout portions 30 in that the planar shape is asymmetric in the long side direction of the tray 10 (FIGS. 4A and 6). reference). Specifically, the guide inclined wall 33 that constitutes the edge portion close to the depressed portion 50 in the cutout portion 30 that is disposed close to the depressed portion 50 is the guide slope that constitutes the edge portion on the side away from the depressed portion 50. The inclination with respect to the short side of the tray 10 is smaller than that of the wall 33.

  As shown in FIGS. 1 and 6, the depressed portion 50 is formed by causing a part of the top plate 11 to be depressed in a stepped shape, and the inner side surface of the depressed portion 50 is a step surface 51 that intersects the top plate 11. ing. The bottom surface of the depressed portion 50 is a depressed surface 52 that is continuous with the upper surface of the top plate 11 through the step surface 51.

  In the present embodiment, the depressed portion 50 includes a main depressed portion 50A having a substantially rectangular shape in plan view, and a plurality of sub depressed portions 50B that form a belt shape and communicate with the main depressed portion 50A. Each sub-depression 50B extends from the corner of the main depression 50A in the direction of extending one of the two sides sandwiching the corner. In the example shown in FIG. 6, the depression 50 includes three sub depressions 50 </ b> B, two sub depressions 50 </ b> B are formed in a straight line, and one depression 50 </ b> B is formed in an L shape. Yes. The stepped surface 51 of the depressed portion 50 (three stepped surfaces 51 are shown in FIG. 6) is provided with at least one bent portion 53 that bends in the horizontal plane.

  7 to 9 show a state when the trays 10 are stacked up and down. When the trays 10 are stacked up and down, the back side protrusions 22 of the upper tray 10 are accommodated in the accommodation portions 21 of the lower tray 10 (see FIG. 8). Here, the inner wall 31 surrounding the notch 30 is inclined so as to be directed toward the inside of the notch 30 as it goes downward, and the inner wall 31 of the upper tray 10 is the inner wall 31 of the lower tray 10. Are stacked from the inside of the notch 30 (see FIG. 9).

  As shown in FIG. 8, the back-side protrusion 22 of the upper tray 10 enters the intermediate portion in the depth direction of the storage portion 21 of the lower tray 10 and is fitted into the storage portion 21. The top plate 11 of the upper tray 10 is lifted with respect to the top plate 11 of the lower tray 10, and between the lower end of the outer peripheral wall 12 of the upper tray 10 and the lower end of the outer peripheral wall 12 of the lower tray 10. There is a gap in Here, in the present embodiment, since the inner end of the tray 10 in the notch 30 is disposed above the outer end, the operator can connect the lower tray 10 and the upper tray 10 with each other. It is easy to lift the upper tray 10 by inserting a finger between them, and the work of separating the stacked trays 10 is facilitated. Further, in the present embodiment, since the inner end of the tray 10 in the notch 30 is disposed above the outer end, it is formed below the edge of the notch 30 in the lowermost tray 10. A wide gap can be taken. Thereby, it becomes easy to lift the lowermost tray 10.

  FIG. 10 shows an example of how the tray 10 of this embodiment is used. In the example of the figure, the tray 10 is placed on a pallet 80, and a load 90 is accommodated in each accommodating portion 21 of the tray 10. As described above, the tray 10 is positioned with respect to the pallet 80 by the engagement protrusion 24 engaging with an engagement hole (not shown) on the deck surface of the pallet 80.

  The load 90 accommodated in each accommodating part 21 is fixed as follows. That is, the presser plate 81 is placed on the plurality of loads 90, and the presser plate 81 is pressed from above by the band 85. The band 85 is disposed obliquely with respect to the short side direction of the tray 10 and is hung on the notch 30 provided in each long side portion of the tray 10. Both ends of the band 85 are fixed to, for example, a band fixing member 82 attached to the deck surface 80M of the pallet 80. Note that another example of fixing the band 85 is that the both ends of the band 85 are fixed by being inserted into a fork insertion hole or the like of the pallet 80.

  As another usage form of the tray 10, the band 85 may be wound around the tray 10 without using the pallet 80. The point that the band 85 is disposed obliquely with respect to the short side of the tray 10 is the same as the usage pattern shown in FIG. At this time, the band 85 is wound so as to bind the tray 10 and the load 90, and both ends of the band 85 are fixed. Depending on the size, shape, and the like of the load 90, the load 90 may be pressed directly by the band 85 without using the presser plate 81.

  This completes the description of the configuration of the tray 10 of the present embodiment. Next, the effect of the tray 10 will be described.

  In the tray 10 of the present embodiment, the inner end of the notch 30 is formed in a circular arc shape in plan view that protrudes to the inside of the tray 10, so that the band 85 when the band 85 is slanted is formed. Deformation and breakage are suppressed. Moreover, when viewed from the short side direction of the tray 10 (that is, the short side direction of the top plate 11), the tip of the arc (the apex of the arc wall 32) at the inner end of the notch 30 provided on one long side. ) Is arranged at a position that does not overlap the tip of the arc (the apex of the arc wall 32) at the inner end of the notch 30 provided on the other long side, so that the band 85 hung on the notch 30 can be It becomes easy to arrange diagonally with respect to the short side direction of the tray 10.

  Further, in the tray 10 of the present embodiment, as shown in FIG. 5, the inner end portion of the tray 10 at the edge portion of the notch portion 30 is disposed above the outer end portion. A gap for allowing a finger to enter can be formed below the edge. Thereby, the tray 10 placed on the ground can be easily lifted. Further, when the trays 10 are stacked (see FIGS. 7 to 9), the work of separating the trays 10 becomes easy. In addition, since the slope 43 is formed at the edge of the notch 30 so as to incline upward toward the inside of the tray 10, the band 85 is wound around the tray 10 and the load 90. In this case, it becomes possible to guide the band 85 deep into the notch 30 by the slope 43, and the band 85 can be easily wound. Furthermore, since the notch 30 is formed in a substantially triangular shape that becomes narrower toward the inside of the tray 10 in a plan view, the depth side of the notch 30 in both the horizontal direction and the vertical direction, that is, The band 85 can be guided to the inside of the tray 10, and the band 85 can easily be hooked on the notch 30.

  Further, in the tray 10 of the present embodiment, the first horizontal portion 41 and the second horizontal portion 42 that extend substantially horizontally along the long side direction of the tray 10 are provided at the edge of the cutout portion 30, thereby The strength of the edge can be increased. Furthermore, in the present embodiment, a recessed surface 52 that is continuous with the upper surface of the top plate 11 via a step surface 51 that intersects the upper surface of the top plate 11 is provided near the notch 30, and the horizontal surface is provided on the step surface 51. Since at least one bent portion 53 that is bent inside is provided, the bent portion 53 can compensate for the strength reduction of the tray 10 caused by the cutout portion 30.

[Other Embodiments]
The present invention is not limited to the above-described embodiment. For example, the embodiments described below are also included in the technical scope of the present invention, and various modifications are possible within the scope of the invention other than the following. It can be changed and implemented.

  (1) In the above embodiment, there are a plurality of bands 85 to be hung on the tray 10, but one band may be used. In this case, the band 85 is preferably disposed along the diagonal line of the top plate 11.

  (2) In the above embodiment, a step may be provided at the lower edge of the connecting portion 33B, and the height of the connecting portion 33B may be changed stepwise with the step as a boundary. In this case, the level difference is the “level difference forming part” of the present invention.

  (3) In the above embodiment, the depressed portion 50 may be disposed between the cutout portions 30 adjacent to each other in the long side direction of the tray 10. Moreover, in the said embodiment, it is good also as a structure which is not provided with the depression part 50. FIG.

  (4) In the embodiment described above, the planar shape of the depressed portion 50 may be L-shaped (see FIG. 11A), crank-shaped, or U-shaped. Also good. Further, as shown in FIG. 11B, the planar shape of the depressed portion 50 may be a shape in which a linear sub depressed portion 50B protrudes from each side portion of the rectangular main depressed portion 50A.

DESCRIPTION OF SYMBOLS 10 Tray 11 Top plate 12 Outer peripheral wall 30 Notch part 31 Inner wall 32 Arc wall 33 Guide inclined wall 41 1st horizontal part 42 2nd horizontal part 43 Slope 50 Depressed part 85 Belt

Claims (6)

A tray that has a rectangular shape in plan view and includes a plurality of notches for hanging a belt on a pair of sides that face each other among the outer edges,
Of the notches, the inner end of the tray is formed in a circular arc shape in plan view protruding inside the tray,
The tip of the arc at the inner end of the notch provided on one side of the pair of sides is provided on the other side as viewed from the opposing direction of the pair of sides. A tray disposed at a position not overlapping with the tip of the arc at the inner end of the notch. The tray of claim 1,
The tray provided with the height difference formation part which arrange | positions the edge part inside the said tray in this edge part above the outer edge part in the edge part of the said notch part. The tray according to claim 2, wherein the height difference forming portion is configured by a slope that slopes upward toward the inside of the tray. The tray according to claim 2 or 3,
The edge of the notch is provided with a first horizontal part and a second horizontal part extending substantially horizontally along the side of the tray provided with the notch,
The second horizontal portion is disposed above the first horizontal portion and inside the tray,
A tray in which the first horizontal portion and the second horizontal portion are connected by the height difference forming portion. The tray according to claim 4,
The first horizontal portion and the height difference forming portion are provided in pairs so as to sandwich the second horizontal portion,
The said notch part is a tray currently formed in the substantially triangular shape which becomes narrow as it goes to the inner side of the said tray by planar view. In the tray according to any one of claims 1 to 5,
A portion of the outer periphery of the tray that is close to the notch is provided with a recessed surface that is continuous with the upper surface of the tray through a step surface that intersects the upper surface of the tray.
A tray in which at least one bent portion that is bent in a horizontal plane is formed on the step surface.

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