JP6317198B2 - Protective pad for packing - Google Patents

Description

  The present invention relates to a protective pad for packing that can protect a main package and sub-packages of various sizes.

Conventionally, in Patent Document 1 shown below, as shown in FIG. 9, a package M ₁₁ such as a recording device or an audio device is fitted into a protective pad P ₁₁ made of cardboard and stored in an outer box 53. A packaging mode is described in which R is inserted into the upper spacer 54, the upper spacer 54 is placed above the protective pad P ₁₁ , and the outer box 53 is sealed in a state in which these are stored.

The protective pad P ₁₁ used in this packaging is formed between the opposing side walls 52 above the bottom wall 51 by standing upright side walls 52 of a square tube structure on both sides of the bottom wall 51. it is intended to fit the packing article M ₁₁ in the housing space.

Further, in Patent Document 2 below, as shown in FIG. 10, a bottom portion on which the plate-like body T is placed as a protective pad P ₁₂ made of corrugated cardboard, in which a plurality of plate-like bodies T such as tiles are stacked and packaged. A plurality of crease lines 63 are respectively inserted into the side portions 62 on both sides of the 61, and the side portions 62 are bent along the crease lines 63 selected according to the stacking height of the plate bodies T. It describes what can be wrapped and protected regardless of the stacking height.

By the way, for example, when packing an electric water heater, the accessories to be packed differ depending on the conditions such as the installation location, and since there are various sizes of accessories, the electric water heater which is the main package is installed. It can be considered that the protective pad P ₁₁ shown in FIG. 9 is used for protection, and the accessory, which is a sub-package, is protected using a protective pad P ₁₂ shown in FIG.

JP 2006-290359 A JP 7-156983 A

  However, when packing the electric water heater as described above, in addition to the protective pad for the main package, it is necessary to prepare a plurality of types of protective pads corresponding to accessories of different sizes for the secondary package. There is a problem that material management and packing work become complicated.

  Therefore, an object of the present invention is to provide a protective pad that can be used for bundling a main package and sub-packages of various sizes.

  In order to solve the above-described problems, the present invention provides a bottom plate that supports the main package, a side plate that is provided to stand on one side of the bottom plate, and a side plate on the side plate or the other side of the bottom plate. A side plate that stands up with respect to the bottom plate, a top plate that is connected to the upper side of one of these side plates and covers the main package, and an attached fixing plate that is connected to the other upper side. Put a height-variable ruled line extending in the width direction between the root ruled line and the tip on the attached fixing plate, and whether or not the sub-packed item is placed on the top plate and the size when the sub-packed item is placed Accordingly, the attached fixing plate is bent along the height variable ruled line or the root ruled line above the top plate.

  Further, the top plate is provided with a stopper piece to be cut and raised, and the stopper piece raised on the sub-packed item placed on the top plate is brought into contact with the top plate to prevent the sub-packed item from being displaced on the top surface of the top plate. It was.

  In the protection pad according to the present invention, the main package is protected by the bottom plate, the side plate, and the top plate, and the sub-packages of various sizes are placed on the top plate and protected by the attached fixing plate bent along the variable height ruled line. If there is no sub-packed item, the attached fixing plate can be folded at the base and stacked on the top surface of the top plate, eliminating the need to prepare multiple types of protective pads. The burden of management and packing work can be reduced.

The figure which shows the blank of the protection pad for packing which concerns on embodiment of this invention, and the tray which inserts this The perspective view which shows the assembly state of a tray same as the above The perspective view which shows the assembly process of a protection pad same as the above The perspective view which shows the packing process of the main package by the protection pad same as the above The perspective view which shows a packing state when there is no subpacking same as the above The perspective view which shows the packing state in the case of bundling the small subpackage of the same as above The perspective view which shows the packing state in the case of bundling the large subpackage of the same as above Same as above (a) When there is no sub-packed item, (b) When packing a small sub-packed item, (c) Vertical side view showing the packing state when packing a large sub-packed item The perspective view which shows the packing aspect by the protective pad described in patent document 1 The perspective view which shows the packing aspect by the protective pad described in patent document 2

  Embodiments of the present invention will be described below with reference to the accompanying drawings.

A protective pad P1 for packing made of a blank shown in FIG. 1 is inserted into a tray 20 made of a blank shown in FIG. ₁ , and these are all made of cardboard.

In the blank of the protective pad P _1, the side plate 2, the top plate 4, and the winding portion 6 are connected to a pair of short sides of the rectangular bottom plate 1, and the side plates 3 are connected to both sides of the side plate 2. ing. An attached fixing plate 5 is connected to each end on the top plate 4 side, which is the upper side when the side plates 3 are assembled.

  One long side of the bottom plate 1 is continuously provided with a winding portion 7 from the center, and the other long side of the bottom plate 1 is continuously provided with a winding portion 8 near both side plates 2. A strip-shaped pressing portion 9 is formed between the two slits at the boundary portion between the bottom plate 1 and both side plates 2, and a ruled line for reverse folding that presses the corrugated cardboard from the surface is formed in the middle portion of the pressing portion 9. It is put in the width direction.

  At the boundary between the side plate 3 and the attached fixing plate 5, a root ruled line 10, which is a normal ruled line pressing the corrugated cardboard from the back surface, is placed. 3a is provided. The top plate 4 is provided with locking holes 4 a into which the locking pieces 3 a are pushed in on both sides, and bent pieces 4 b are continuously provided on both sides of the top plate 4.

  In the attached fixing plate 5, two variable height ruled lines 11 extending in the width direction are inserted between the root ruled line 10 and the front end with an interval. The height variable ruled line 11 is a normal ruled line in which the cardboard is pressed from the back surface.

  An engagement piece 5 a is provided between the front end of the attached fixing plate 5 and the height variable ruled line 11 adjacent thereto so as to engage the attached fixed plates 5 with each other. The part is provided with an engaging hole 11a into which the band is engaged when the band is hung.

  In the middle part of the top plate 4 in the width direction, the stopper pieces 12 are sequentially spaced from the boundary with the side plate 2 by cutting so as to prevent the sub-packaging items placed on the top plate 4 from shifting as will be described later. Two are provided.

On the other hand, the blank of the tray 20 has a side wall 22 connected to the opposite long side of the rectangular bottom wall 21 that is slightly larger than the bottom plate ₁ of the protective pad P ₁ , and a double structure on the opposite short side of the bottom wall 21. The side wall 23 is formed continuously, and the folding pieces 24 are continuously provided on both sides of the side wall 22. In addition, two sets of two score lines 20a are provided at the boundary between the bottom wall 21 and the side wall 22 in correspondence with the banding position.

When using the protective pads P ₁ and the tray 20 made of such a blank for packing, as shown in FIG. 2, firstly, assemble the tray 20. At the time of the assembly, the side wall 22 is erected from the bottom wall 21, the folded piece 24 is folded inward, the side wall 23 is folded so as to be wound, and the folded piece 24 is held by the side wall 23 to retain the shape.

Then, the top plate as shown in FIG. 3, the protective pad P _1, winding the winding unit 6, 7 and 8 each rectangular tube, by pushing the projection for engaging the holes, the winding section 6 4, the winding portions 7 and 8 are fixed to the upper surface of the bottom plate 1 in a state of being retained. Then, the side plate 2 is erected from the bottom plate 1 and the pushing portion 9 is pushed so as to be reversely folded at the intermediate portion. In FIG. 3 illustrates the placement state of the main packing article M ₁ to be described later in phantom.

  Thereafter, the side plate 2 is bent inward along the long side of the bottom plate 1 from the side plate 2, and the bent piece 4b is bent from the top plate 4 in a downward direction during assembly.

Then, as shown in FIG. 4, the lower part of the protective pad P ₁ is inserted into the tray 20, the main package M ₁ such as an electric water heater is placed on the winding parts 7 and 8, and both side surfaces of the main package M ₁ are placed. by along the bottom to the indentation 9, it prevents the movement in the horizontal direction of the main packed M _1.

Next, the top plate 4 is bent so as to cover the main package M ₁ , the bent piece 4 b is placed along the inner surface of the side plate 3, and the winding portion 6 is brought into contact with the upper surface of the main package M ₁ . in this state, push the locking piece 3a to engagement holes 4a combines the side plate 3 and the top plate 4, to maintain the assembled shape of the protective pad P ₁ which holds the main packing article M ₁ from both sides.

After the main package M ₁ is packed in this way, if there is no accessory as a sub-package, the attached fixing plate 5 is moved along the root ruled line 10 as shown in FIGS. 5 and 8A. The band 25 is folded so as to overlap the top plate 4, and the band 25 is wound around each pair of two cut lines 20a and through the base of the locking piece 3a and tightened to complete the packaging.

As shown in FIGS. 6 and 8B, when the main package M ₁ and the sub package S ₁ such as a small accessory storage box are bundled, The inner stopper piece 12 away from the boundary is raised, the sub package S ₁ is placed on the upper surface of the top plate 4, and the lower portions on both sides of the sub package S ₁ are placed along the stopper piece 12.

Then, the attached fixing plate 5 is bent above the top plate 4 along the height variable ruled line 11 near the root ruled line 10 out of the two height variable ruled lines 11, and the leading ends of the attached fixed plate 5 are overlapped with each other. combined, bent downward in the state of overlapping the engaging pieces 5a, while maintaining a bent state of the accessory fixing plate 5, both the upper side surface of the sub-packed S ₁ along a engaging piece 5a, a band 25 Wrapping between the two cut lines 20a of each set and passing through the engaging hole 11a and tightening, the packaging is completed.

In this state, the stopper piece 12 and the engagement pieces 5a, since the deviation movement of the by-packed S ₁ in the direction that is not embraced by the accessory fixing plate 5 at an upper surface of the top plate 4 is prevented, in the middle of the transport sub falling out of the shipping carton S ₁ is prevented.

Further, as shown in FIGS. 7 and 8C, when the main package M ₁ and the sub package S ₂ such as a large accessory storage box are bundled, causing an outer stopper piece 12 located on the boundary side of the, sub packed S ₂ are placed on top of the top plate 4, both lower side surfaces of the sub-packed S ₂ be along by the stopper 12.

Then, the attached fixing plate 5 is bent above the top plate 4 along the height-variable ruled line 11 near the tip of the two height-variable ruled lines 11, and the tip portion of the attached fixing plate 5 is subpackaged S. _The band 25 is wound along the upper surface of ₂ so as to pass between the two cut lines 20a of each group and through the engaging hole 11a, and tightened to complete the packaging.

In this state, the stopper piece 12, the displacement movement of the by-packed S ₂ in the direction that is not embraced by the accessory fixing plate 5 at an upper surface of the top plate 4 is prevented, in the middle transport sub packed S ₂ Dropping is prevented.

According to the protective pad P ₁ as described above, the main package M ₁ is protected by the bottom plate 1, the side plates 2, 3 and the top plate 4, and various sizes of the sub-packages S ₁ and S ₂ are applied to the top plate 4. It can be packaged while being protected by the attached fixing plate 5 that is placed and bent along the variable height ruled line 11, and when there is no sub-packed item, the attached fixing plate 5 is bent at the root ruled line 10 and the top plate 4. Since there is no need to prepare a plurality of types of protective pads, the burden of material management and packing work can be reduced.

  In the above embodiment, the attached fixing plate 5 is provided with two height variable ruled lines 11 respectively. However, the height variable ruled line 11 depends on the type of the size of the subpackage to be enclosed. One or three or more of them may be put in the attached fixing plate 5 respectively.

  Further, although the side plate 3 is illustrated as being continuously provided on both sides of the side plate 2, the side plate 3 is continuously provided on each side around the bottom plate 1 on a side different from the side on which the side plate 2 is provided. May be. Moreover, although what has a pair of side plate 3 was illustrated, the side plate 3 may stand up from the part which faces only one side or three sides of the square bottom plate 1.

  Moreover, although the top plate 4 is connected to the upper side of the side plate 2 and the attached fixing plate 5 is connected to the upper side of the pair of side plates 3, the attached fixing plate 5 is connected to the upper side of the side plate 2. The top plate 4 may be connected to the upper side of at least one of the side plates 3.

  Further, the main package is held from both sides by the side plate 2, the pair of side plates 3 and the top plate 4 provided on both sides of the bottom plate 1, but the side plates 2 and 3 sandwiching the corners at every four corners of the bottom plate 1 and You may make it provide the top plate 4 and hold | maintain a main package from four corners.

P ₁ Protective pad 1 Bottom plate 2, 3 Side plate 3a Locking piece 4 Top plate 4a Locking hole 4b Bending piece 5 Attached fixing plate 5a Engaging piece 6, 7, 8 Entraining part 9 Pushing part 10 Root ruled line 11 Height Variable ruled line 11a Engagement hole 12 Stopper piece 20 Tray 20a Cut line 21 Bottom wall 22, 23 Side wall 24 Folding piece 25 Band M ₁ Main package S _1, S ₂ Sub package

Claims (2)

  The bottom plate (1) that supports the main package, the side plate (2) that is connected to one side of the bottom plate (1), and the side plate (2) or the other side of the bottom plate (1). A side plate (3) which is installed and stands up with respect to the bottom plate (1), a top plate (4) which is connected to the upper side of one of these side plates (2, 3) and covers the main package, and the other And an attached fixing plate (5) provided on the upper side of the upper side, and a height-variable ruled line (11) extending in the width direction is inserted between the root ruled line (10) and the tip on the attached fixing plate (5), Depending on whether or not the sub-packed item is placed on the top plate (4) and the size of the sub-packed item, place the attached fixing plate (5) along the variable height ruled line (11). Or a protective pad for packing which is bent above the top plate (4) at the base ruled line (10).   The top plate (4) is provided with a stopper piece (12) to be cut and raised, and the stopper piece (12) erected on the sub-packed item placed on the top plate (4) is brought into contact with the top plate (4). 2. The protective pad for packing according to claim 1, wherein a shift movement of the sub-packaging material on the upper surface of the packing is prevented.

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