JP6981146B2 - Plastic container transport tray - Google Patents

Description

The present invention relates to a tray-shaped packing member (hereinafter referred to as a tray) used when transporting a plastic container such as a PET bottle.

The following methods were used for packaging when transporting plastic containers. Plastic containers are lined upright on thin plates such as cardboard and plastic sheets, thin plates are placed on the arranged plastic containers, and then plastic containers and thin plates are stacked, and a stretch film is applied to this. It was rolled. As a simple packing, a plastic container was packed upright or sideways in a box made of cardboard or the like.

Tray is commonly used in the transportation of industrial parts, but the URL of the tray manufacturer is shown below as a known prior art.

http://www.rapro.co.jp/productstype-tray/

However, in the conventional method, since the plastic containers touch each other, there is a problem that the plastic containers are easily scratched by the vibration during transportation.

As a method of resolving the scratches caused by the collision between the containers, there is a method of inserting cardboard or a thin plastic plate (partition plate) between the plastic containers, but the plastic container and the partition plate may come into contact with each other. , I couldn't completely prevent the scratches.

Therefore, the invention according to claim 1 is a tray on which a plastic container unfilled with contents is placed and conveyed, and a large circular recess is fitted in the tray, and the upper surface of the large circular recess is formed on the tray. The bottom of the upper plastic container is placed, and the lower surface of the large circular recess is attached by fitting the mouth of the lower plastic container into the recess extending from the lower surface of the large circular recess. The gap between the mouth of the lower plastic container and the recess extending on the lower surface of the large circular recess is larger than the gap formed by the upper plastic container, and the tray can be easily placed on the lower plastic container. A plastic container transport tray that can be placed on the container is provided.

According to the invention of claim 1, by using the tray according to the present invention, since the plastic containers do not touch each other during transportation of the plastic containers, it is possible to prevent the plastic containers from being scratched. It is possible, and it is easy to place the tray on the plastic container when the plastic container is placed on the tray.

It is a perspective view of the state where the plastic container 50 is placed on the tray 10. It is a side view of the state where the plastic container 50 is placed on the tray 10. The same (a) is a top view of the tray 10, the same (b) is a side view of the tray 10, the same (c) is a cross-sectional view between CC of the same (a), and the same (d) is the same (a). It is sectional drawing between DD of). 3 is a detailed view of the great circle recess 20 of the tray 10 of FIG. 3, where FIG. 3A is a top view of the great circle recess 20 and FIG. 3B is a cross-sectional view of the great circle recess 20. The same (a) is a top view of the tray 10, the same (b) is a side view of the tray 10, the same (c) is a cross-sectional view between CC of the same (a), and the same (d) is the same (a). It is sectional drawing between DD of). 5 is a detailed view of the great circle recess 20 of the tray 10 of FIG. 5, where FIG. 5A is a top view of the great circle recess 20 and FIG. 5B is a cross-sectional view of the great circle recess 20.

The present invention relates to a tray-shaped packing member used for transporting a plastic container such as a PET bottle, and the embodiments of the present invention will be described in detail with reference to the following drawings. FIG. 1 is a perspective view showing a state in which a plastic container 50 is placed on a tray 10. The tray 10 has large circular recesses 20 fitted in the vertical and horizontal directions, and is a rectangular tray 10. There are 6 rows in the horizontal direction and 5 rows in the vertical direction, so that a total of 30 plastic containers 50 can be transported. If the great circle recesses 20 are manufactured in a shape in which they are arranged in an orderly manner on the left and right as described above, the most efficient number can be transported, but depending on the container, the great circle recesses 20 may be provided in a staggered manner. .. The arrangement of the great circle recess 20 is not limited to the above. Further, the tray 10 has a flat surface 12 except for the portion of the hole 14 described later, except for the portion where the great circle recess 20 is fitted.

FIG. 2 is a side view showing a state in which the plastic container 50 is placed on the tray 10. As described above, the tray 10 of the present invention is a box 70 (cardboard box, made of plastic) when transporting the plastic container. The tray 10 is placed on the bottom of the box, wooden box, etc.), the plastic container 50 is placed on the tray 10, and another tray 10 is placed on the plastic container 50 for use.

The inner dimensions of the width and depth of the box 70 are manufactured according to the outer dimensions of the tray 10. Alternatively, the box 70 may be manufactured to be larger than the outer dimensions of the tray 10 and the gap between the box and the tray may be filled with a corrugated cardboard plate, a styrofoam plate, or the like at the time of use.

It is desirable that the internal dimensions of the height of the box 70 be manufactured so that there is no gap between the box and the tray. May be filled.

The tray 10 is manufactured by molding various plastic sheets such as PET, PP, PE, and PS by a vacuum forming method, a pressure forming method, a press forming method, or the like.

The thickness of the tray 10 (thickness of the raw material sheet) is not particularly specified, but is preferably 0.3 mm to 1.0 mm in consideration of moldability and strength.

FIG. 3 is a first embodiment of the tray 10. 3 (a) is a top view of the tray 10, FIG. 3 (b) is a side view of the tray 10, FIG. 3 (c) is a cross-sectional view between CC and FIG. 3 (a), and FIG. 3 (d). Is a cross-sectional view taken along the line DD of FIG. 3 (a). In this embodiment, the great circle recesses 20 are arranged in 5 rows vertically and 6 rows horizontally on the tray 10. The bottom view of the tray 10 is the same as the top view of the tray 10 in FIG. 3 (a).

FIG. 4 is a detailed view of the great circle recess 20 of the tray 10 of FIG. 3, and FIG. 4 (a) is a top view of the great circle recess 20. The great circle recess 20 is fitted on the upper surface of the tray 10, but the inside thereof is an outer flat portion 22, and the inside thereof is a recess extending on the lower surface of the great circle recess, which is a small circle. The shape recess 24 is fitted downward one step lower than the outer flat portion 22. The small circular recess 24 is larger than the outer diameter of the mouth portion 52 of the plastic container 50. Further, the small circular recess 24 is annular. An annular inner flat portion 26 is provided on the inner side of the small circular recess 24 in substantially the same horizontal plane as the outer flat portion 22. The central convex portion 28 is circularly raised inward of the inner flat portion 26 as compared with the inner flat portion 26.

A gap S is provided between the great circle recess 20 provided in the tray and the bottom of the upper plastic container 50 so that the plastic container can be easily taken in and out of the tray. The gap S is provided at the intersection of the great circle recess 20 and the outer flat portion 22.

Further, a gap OS larger than the gap S is provided between the downward small circular recess 24 provided in the tray 10 and the mouth portion 52 of the lower plastic container 50.

As a result, when another tray 10 is further placed on the upper plastic container 50 after the lower plastic container 50 is placed on the tray 10, the mouth portion 52 of the plastic container 50 is easily fitted into the small circular recess 24.

The bottom 54 and the mouth 52 of the plastic container 50 can be fitted in the tray 10 having the same configuration. Therefore, it is not necessary to manufacture separate trays for the bottom and the mouth of the plastic container 50.

Although the cross sections DD of FIG. 3 are shown in FIG. 3 (d), the tray is provided with a plurality of holes 14. This is provided for the purpose of venting air when the tray 10 is put into the box 70 or when the tray 10 is taken out of the box 70. Further, when handling the tray 10, there is an effect that the tray 10 can be easily held by hooking a finger on the hole 14. The hole 14 should not be provided in a place where the mouth portion 52 of the plastic container 50 fits, that is, inside the small circular recess 24. This is because dust may enter the plastic container 50 through the hole 14.

FIG. 5 is a second embodiment of the tray 10. 5 (a) is a top view of the tray 10, FIG. 5 (b) is a side view of the tray 10, FIG. 5 (c) is a cross-sectional view between CC and FIG. 5 (a), and FIG. 5 (d). Is a cross-sectional view taken along the line DD of FIG. 5 (a). In this embodiment, the great circle recesses 20 are arranged in 5 rows vertically and 6 rows horizontally on the tray 10. The bottom view of the tray 10 is the same as the top view of the tray 10 in FIG. 5 (a).

FIG. 6 is a detailed view of the great circle recess 20 of the tray 10 of FIG. 5, and FIG. 6A is a top view of the great circle recess 20. Although great circle-shaped recess 20 is inlaid into the tray 10, the inside thereof is an annular inner flat portion 32, the further inner central recess 34 is provided downward for the tray in a circular shape. The diameter of the central recess 34 is smaller than the inner diameter of the mouth portion 52 of the plastic container 50.

A gap S is provided between the great circle recess 20 provided in the tray and the bottom of the upper plastic container 50 so that the plastic container can be easily taken in and out of the tray. The gap S is provided at the intersection of the great circle recess 20 and the inner flat portion 34.

Further, a gap IS larger than the gap S is provided between the downward central recess 34 provided in the tray 10 and the inside of the mouth portion 52 of the lower plastic container 50.

As a result, when another tray 10 is further placed on the upper plastic container 50 after the lower plastic container 50 is placed on the tray 10, the mouth portion 52 of the plastic container 50 is easily fitted in the central recess 34.

The bottom 54 and the mouth 52 of the plastic container 50 can be fitted in the tray 10 having the same configuration. Therefore, it is not necessary to manufacture separate trays for the bottom and the mouth of the plastic container 50.

Although the cross sections DD of FIG. 5A are shown in FIG. 5D, the tray is provided with a plurality of holes 14. This is provided for the purpose of venting air when the tray 10 is put into the box 70 or when the tray 10 is taken out of the box 70. Further, when handling the tray 10, there is an effect that the tray 10 can be easily held by hooking a finger on the hole 14.

The hole 14 should not be provided in a place where the mouth portion 52 of the plastic container 50 fits, that is, in the vicinity of the central recess 34. This is because dust may enter the plastic container 50 through the hole 14.

According to the above embodiment of the present invention, since the bottom 54 of the plastic container 50 touches the tray 10, there are no scratches on this portion, but the bottom 54 is a relatively inconspicuous part, so that it looks good. It does not matter.

Similarly, since the mouth portion 52 of the plastic container 50 comes into contact with the tray 10, the occurrence of scratches in this portion is not zero, but since the mouth portion 52 is closed with a cap or the like, it does not pose a problem in appearance. There is no problem with the closing property of the cap.

The present invention is a tray used for transporting an unfilled plastic container 50, and is a highly versatile tray capable of reliably transporting the plastic container 50 while having a simple structure.

10 Tray 12 Flat surface 14 Hole 20 Great circle concave part 22 Outer flat part 24 Small circular concave part 26 Inner flat part 28 Central convex part 32 Inner flat part 34 Central concave part 50 Plastic container 52 Mouth 54 Bottom 70 Box S Gap OS Gap IS gap

Claims (5)

It is a tray on which an unfilled plastic container is placed and transported. The tray is fitted with a large circular recess, and the upper surface of the large circular recess is large with the bottom of the upper plastic container placed on it. The lower surface of the circular recess is attached by fitting the mouth of the lower plastic container into the recess extending from the lower surface of the large circular recess, and from the gap formed between the side surface and bottom surface of the large circular recess and the upper plastic container. A plastic container transport that has a larger gap between the mouth of the lower plastic container and the recess extending on the lower surface of the large circular recess so that it can be easily placed on the tray on the lower plastic container. For tray. Recess to extend to the lower surface of the great circle-shaped recess of the tray is larger than the outer diameter of the mouth portion of the plastic container, a plastic container transportation according to claim 1, wherein for the tray is a small circular recess formed downward Tray for. Recess to extend to the lower surface of the great circle-shaped recess of the tray is smaller than the inner diameter of the mouth portion of the plastic container, a plastic container transport tray of claim 1, wherein for the tray is a central recess formed downward. The plastic container transport tray according to claim 1, wherein a hole is provided so as to avoid the vicinity where the mouth of the lower plastic container is placed. The tray for transporting a plastic container according to claim 1, wherein a plurality of the trays are used and the plastic containers are loaded on a plurality of stages above.

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