JP2021001014A - Buffering middle frame and packaging box using the same - Google Patents

Abstract

To provide a buffering middle frame and a packaging box using the same which can use highly versatile horizontal type packaging machines to efficiently and smoothly pack bottle-shaped containers.SOLUTION: A middle frame forming piece 16 has a back plate 18, and partition parts 20(1), 20(2) extended to two side ends of the back plate 18. The partition part 20(1) is constituted of: a side plate 22(1) extended to one side end of the back plate 18; a front plate 28(1) extended to the side end of the side plate 22(1); a support plate 36(1) and an inner side plate 32(1) extended to the side end of the front plate 28(1); and a gluing plate 40(1) extended to the side ends of the support plate 36(1) and the inner side plate 32(1). The partition part 20(2) has a configuration in which the partition part 20(1) is line-symmetrical with the back plate 18 as an axis. In the assembled state, upper square cylinders 110(1) and 110(2) are formed into a pair on the two side ends of the back plate 18, and lower square cylinders 112(1) and 112(2) are formed into a pair under thereof, and a storage space 114 is formed inside thereof.SELECTED DRAWING: Figure 2

Description

The present invention relates to a cushioning inner frame for accommodating a bottle-shaped container and a packaging box using the same.

Conventionally, as disclosed in Patent Document 1, for example, there has been a partition for buffering a plurality of bottle-shaped containers (bottles, etc.) in a rectangular outer box in a state of being separated from each other. .. In this partition, the upper partition plate, the lower partition plate, the mounting plate and the bottom plate are arranged side by side in order from the top at a predetermined interval from each other, and the upper partition plate, the lower partition plate, the mounting plate and the bottom plate are arranged in order. The two sides facing each other are coupled or bonded to the front plate and the rear plate in the vertical direction corresponding to the front and back surfaces of the packaging box, respectively, and a plurality of upper support holes and lower support holes are provided in the upper partition plate and the lower partition plate. It is provided. The bottle-shaped container is housed in the middle partition through the upper support hole, and when housed in the middle partition, the side surface of the body portion faces or is held by the inner peripheral edge portion of the upper support hole and the lower support hole, and the bottom portion is placed. It is supported by the upper surface of the plate. Then, when it is taken out, it is also taken out through the upper support hole.

The partition with a cushioning function disclosed in Patent Document 2 has a configuration similar to that of the above-mentioned partition, and further, the mounting plate is provided with a seat portion that elastically supports the bottom of the bottle-shaped container, and the bottle-shaped container is provided. A lid plate is provided to hold the upper end of the.

In addition, the package disclosed in Patent Document 3 is by the inventors of the applicant of the present application, and discloses an inner frame for accommodating a vial or the like having a buffering function. This package has a structure in which bottles and the like to be stored are stored from the side direction of the bottles and the like, and the bottles and the like are stored in the outer box in the same direction and taken out in the same direction.

JP-A-2009-298448 Japanese Unexamined Patent Publication No. 2016-150775 JP 2015-9831

The partition of Patent Documents 1 and 2 and the partition with a buffer function are used for automatic packaging of bottle-shaped containers because the bottle-shaped container is inserted in the same vertical direction as the taking-out direction when packaging the bottle-shaped container. There is a problem that a horizontal wrapping machine with high property cannot be used and a dedicated vertical wrapping machine must be used.

In the case of the package disclosed in Patent Document 3, the structure is such that the contained vials and the like are stored in the side direction and stored in the outer box in the same direction, and the contained vials and the like are stored and distributed sideways. It will be. Therefore, the chemical solution is always in contact with the lid of the bottle or the like, which may not be preferable in terms of quality control of the chemical solution.

The present invention has been made in view of the above background technology, and is a cushioning inner frame capable of efficiently and smoothly packaging a bottle-shaped container by using a highly versatile horizontal packaging machine, and a packaging box using the same. The purpose is to provide.

The present invention is a cushioning inner frame for accommodating a bottle-shaped container, which is composed of a single inner frame forming piece, and the inner frame forming piece is a back plate and two side ends parallel to each other of the back plate. It has a pair of partition portions extended to the portion, and the partition portions include a side plate extended to the side end portion of the back plate and a front extending to the side end portion of the side plate. It is composed of a face plate, a support plate and an inner side plate extending to the side end of the front plate, and a gluing plate extending to the side end of the support plate and the inner side plate.
In the assembled state, the two gluing plates are overlapped and glued on the inner surface of the back plate, and the back plate, the side plate, the front plate and the inner side plate are attached to the two side ends of the back plate. A pair of quadrangular upper square cylinders are formed, and a quadrangular lower square cylinder made of the back plate, the side plate, the front plate, and the support plate is formed below the two upper square cylinders. Each of the support plates constituting the lower quadrangular body is arranged inside the inner side surface plate located above, and is surrounded by the back plate, the pair of upper quadrangular cylinders, and the pair of lower quadrangular cylinders. The inside becomes a storage space for accommodating all or a part of the bottle-shaped container.
The bottle-shaped container can be taken in and out from both the upper opening and the front opening of the storage space, and in the state of being housed in the storage space, the side surface of the body portion is the back plate and the pair of inner sides. A cushioning inner frame that faces or is held by a face plate and whose bottom is supported by the upper end surfaces of the pair of lower square cylinders.

In this case, the middle frame forming piece is assembled in a state in which notches having a shape bulging from the side plate toward the back plate are provided at the boundary between the back plate and the pair of side plates. It is preferable that the tongue piece-shaped portion inside the notch protrudes rearward of the back plate. Further, the shape of each plate constituting the middle frame forming piece is set so that the middle frame forming piece can be folded flat while the glued plate is glued to the back plate. preferable.

Further, the present invention is a cushioning inner frame for accommodating a bottle-shaped container, which is composed of one inner frame forming piece, and the inner frame forming piece extends to a back plate and one end of the back plate. The partition portion is composed of a bottom plate, a front plate, an upper horizontal plate, an inner back plate, a lower horizontal plate, and a gluing plate, which are sequentially connected from the one end portion of the back plate. A first opening is formed in the front plate, a second opening is formed in the upper horizontal plate, and the first and second openings are boundaries between the front plate and the upper horizontal plate. It is continuous so as to cross the department,
In the assembled state, the glue plate is overlapped and glued on the inner surface of the front plate, the inner back plate is overlapped and glued on the inner surface of the back plate, and the lower horizontal plate is the glue plate and the inner back plate. The upper horizontal plate is supported by the front plate and the inner back plate and is arranged above the lower horizontal plate, and is supported by the front plate and the upper horizontal plate. The inner peripheral edge of the second opening, the inner back plate, and the inner side surrounded by the lower horizontal plate serve as a storage space for accommodating all or a part of the bottle-shaped container.
The bottle-shaped container can be taken in and out of the storage space from both the first opening and the second opening, and in a state of being housed in the storage space, the side surface of the body portion is the upper side. A cushioning inner frame that faces or is held against the inner peripheral edge of the second opening of the plate and whose bottom is supported by the upper surface of the lower horizontal plate.

In this case, the flap is extended inside the inner peripheral edge of the second opening of the front plate, and the flap is bent inside the first opening in a state where the bottle-shaped container is housed. , The side surface of the bottle-shaped container may be pressed by the repulsive force of this bending. Further, the middle frame forming piece has guide plates that are continuous with the inner back plate and the glue plate and are arranged in pairs on both sides of the lower horizontal plate, and in an assembled state, the guide plate. Is supported by the gluing plate and the inner back plate and is arranged at a position higher than the lower horizontal plate and lower than the upper horizontal plate above the bottom plate, and the bottle-shaped container is housed in the storage space. In this state, the side surface or the bottom portion of the body portion may face or be held at each inner peripheral edge portion of the pair of the guide plates.

Further, the middle frame forming piece has a pair of side plates extending from two side ends of the back plate intersecting the partition portion, and the pair of side plates face each other in an assembled state. However, the partition may be arranged between them. Further, the shape of each plate constituting the middle frame forming piece is such that the middle frame forming piece is flattened in a state where the glue plate is glued to the front plate and the inner back plate is glued to the back plate. It is preferable that the shape is set so that it can be folded.

Further, the middle frame forming piece has an auxiliary partition portion extending to an end portion of the back plate opposite to the partition portion, and the auxiliary partition portion is on the opposite side of the bottom back plate. It is composed of an auxiliary upper horizontal plate, an auxiliary front plate, an auxiliary lower horizontal plate and an auxiliary gluing plate which are connected in order from the end, and the auxiliary front plate and the auxiliary lower horizontal plate include the auxiliary front plate and the auxiliary lower horizontal plate. A third opening that crosses the boundary of the plates is formed, and in the assembled state, the auxiliary gluing plate is overlapped and glued on the inner surface of the back plate, and the auxiliary lower horizontal plate is formed by the auxiliary front plate and the auxiliary front plate. The auxiliary upper horizontal plate is supported by the back plate and arranged below the upper horizontal plate, and the auxiliary upper horizontal plate is supported by the auxiliary front plate and the back plate and arranged above the auxiliary lower horizontal plate, and the bottle-shaped container. Is accommodated in the accommodation space, the side surface of the upper end portion faces or is held by the inner peripheral edge portion of the third opening, and the auxiliary partition portion is raised upward to cause the first opening. It may be configured so that it can be taken in and out through the unit.

Further, the present invention is composed of the above-mentioned inner frame for cushioning and an outer box for accommodating the inner frame for cushioning, and the lid of the outer box is the cushioning portion in a state where the inner frame for cushioning is accommodated in the outer box. A package that is arranged above the inner frame and has a plurality of ends of the inner frame for cushioning locked to the side surfaces and the bottom surface of the outer box so that the shape of the inner frame for cushioning is maintained in the assembled shape. It is a box.

The cushioning inner frame of the present invention can wrap a bottle-shaped container using a highly versatile horizontal wrapping machine. Moreover, when the bottle-shaped container is put into the storage space, it is put through the wide opening on the front side, so that the bottle-shaped container can be packed more efficiently and smoothly than before.

Further, the packaging box using the cushioning inner frame of the present invention can be stored and distributed in an upright state of the bottle-shaped container, so that it has high cushioning performance and is convenient for quality control of the contents. is there. Furthermore, if the lid of the outer box is opened during use, the bottle-shaped container can be taken out vertically from the upper side of the cushioning inner frame, so that the user can use the packaging box containing the bottle-shaped container in the vertical direction. It can be used in the same way.

It is a figure which shows the 1st Embodiment of the packaging box of this invention, is the perspective view (a) which shows the assembled state, and is the perspective view (b) which shows the cushioning inner frame set in the outer box. .. FIG. 1B is a developed view of the middle frame forming piece forming the cushioning middle frame of FIG. 1B as viewed from the back surface side. It is a developed view which looked at the outer box forming piece forming the outer box of FIG. 1A from the back side. It is a plan view (a), (b), (c) which shows the assembly process of the cushioning inner frame of FIG. 1 (b) in order. FIG. 1B is a perspective view (a) of the assembled state of the cushioning inner frame of FIG. 1 (b) as viewed diagonally from the front left, and FIG. FIG. 3 is a perspective view showing an operation of storing a bottle-shaped container and explanatory documents in the cushioning inner frame of FIG. 1B, and then inserting and setting the bottle-shaped container through the opening at the upper end of the outer box. FIG. 3 is a perspective view showing an operation of opening the lid of the packaging box shown in FIG. 1A and taking out the bottle-shaped container and explanatory documents in the cushioning inner frame. It is a figure which shows the 2nd Embodiment of the packaging box of this invention, is the perspective view (a) which shows the assembled state, and is the perspective view (b) which shows the cushioning inner frame set in the outer box. .. FIG. 8B is a developed view of the middle frame forming piece forming the cushioning middle frame of FIG. 8B as viewed from the back surface side. 8 (a), (b), and (c) are plan views showing in order the steps of assembling the cushioning inner frame of FIG. 8 (b). 8 is a perspective view (a) of the state in the process of assembling the cushioning inner frame of FIG. 8 (b) seen from diagonally left front, and is a perspective view (b) seen from diagonally right front. FIG. 8 is a perspective view showing an operation of storing a bottle-shaped container and explanatory documents in the cushioning inner frame of FIG. 8B, and then inserting and setting the bottle-shaped container through the opening at the upper end of the outer box. FIG. 5 is a perspective view showing an operation of opening the lid of the packaging box shown in FIG. 8A and taking out the bottle-shaped container and explanatory documents in the cushioning inner frame.

Hereinafter, the first embodiment of the cushioning inner frame of the present invention and the packaging box using the same will be described with reference to FIGS. 1 to 7. The packaging box 10 of the first embodiment is a box body for packaging a bottle-shaped container B such as a bottle containing a chemical solution and an explanatory document S thereof, and is shown in FIGS. 1 (a) and 1 (b). As described above, it is composed of a substantially rectangular parallelepiped outer box 12 and a cushioning inner frame 14 set inside the outer box 12. The buffering inner frame 14 is the first embodiment of the buffering inner frame of the present invention.

The cushioning inner frame 14 is formed by assembling an inner frame forming piece 16 made of a piece of cardboard or the like. As shown in FIG. 2, the middle frame forming piece 16 is formed on a substantially rectangular back plate 18 which is slightly long in the vertical direction and two side ends parallel to each other of the back plate 18, that is, on two long sides of the back plate 18. It has a pair of extended partition portions 20 (1) and 20 (2).

The partition portion 20 (1) has a side plate 22 (1) extended to one end of the back plate 18, and the side plate 22 (1) has a fold ruled line 24 (1) with the back plate 18. It is separated. The side plate 22 (1) is a substantially rectangular shape that is long in the vertical direction, and the extending length from the fold ruled line 24 (1) is about 3/5 of the length of the short side of the back plate 18. In addition, two points in the middle of the fold ruled line 24 (1) are interrupted, and cuts having a shape bulging from the side plate 22 (1) toward the back plate 18 are provided in the interrupted portions. A tongue piece-shaped portion 26 (1) is formed on the inside.

A substantially L-shaped front plate 28 (1) is extended in a range of about 4/5 on the lower side of the side end of the side plate 22 (1), and the side plate 22 (1) is formed by a fold ruled line 30 (1). It is separated from 1). The area of about 4/5 above the front plate 28 (1), that is, the substantially rectangular portion long in the vertical direction, has an extension length from the fold ruled line 30 (1) of about 1/4 of the short side of the back plate 18. Is set to. Further, in the area of about 1/5 below the front plate 28 (1), that is, the substantially rectangular portion long in the left-right direction, the extending length from the fold ruled line 30 (1) is the short side of the back plate 18. It is set to about 1/3.

An inner side plate 32 (1) is extended at the side end of a substantially rectangular portion of the front plate 28 (1) that is long in the vertical direction, and is separated from the front plate 28 (1) by a fold ruled line 34 (1). ing. The inner side plate 32 (1) is a substantially rectangular shape that is long in the vertical direction, and the extending length from the fold ruled line 34 (1) is about 3/5 of the length of the short side of the back plate 18, and the side plate 22 It is almost the same as the extension length of (1).

A support plate 36 (1) is extended at the side end of a substantially rectangular portion of the front plate 28 (1) that is long in the left-right direction, and is separated from the front plate 28 (1) by a fold ruled line 38 (1). ing. The support plate 36 (1) is a substantially rectangular shape that is long in the left-right direction, and the extending length from the fold ruled line 38 (1) is about 3/5 of the length of the short side of the back plate 18, and the side plate 22. It is almost the same as the extension length of (1) and the inner side plate 32 (1).

A substantially rectangular gluing plate 40 (1) is extended at the side ends of the inner side plate 32 (1) and the support plate 36 (1), and is separated from the inner side plate 32 (1) by a fold ruled line 42 (1). , It is separated from the support plate 36 (1) by a folding ruled line 44 (1). The extending length of the gluing plate 40 (1) from the fold ruled line 42 (1) is about 1/2 the length of the short side of the back plate 18.

In this way, the partition portion 20 (1) is the side plate 22 (1), the fold ruled line 24 (1), the front plate 28 (1), the inner side plate 32 (1), and the support plate 36 (1) connected in order. , It is composed of a gluing plate 40 (1).

The partition portion 20 (2) has a structure line-symmetrical with the partition portion 20 (1) with the back plate 18 as an axis, and the side plate 22 (1) and the fold ruled line 24 (1) of the partition portion 20 (1). , Tongue piece-shaped part 26 (1), front plate 28 (1), fold ruled line 30 (1), inner side plate 32 (1), fold ruled line 34 (1), support plate 36 (1), fold ruled line 38 (1) ), Glue plate 40 (1), fold ruled line 42 (1) and fold ruled line 44 (1), that is, side plate 22 (2), fold ruled line 24 (2), tongue piece-shaped portion 26 (2). ), Front plate 28 (2), Folded ruled line 30 (2), Inner side surface plate 32 (2), Folded ruled line 34 (2), Support plate 36 (2), Folded ruled line 38 (2), Glue plate 40 (2) , The fold ruled line 42 (2) and the fold ruled line 44 (2) are provided.

The outer box 12 is formed by assembling an outer box forming piece 46 made of a piece of cardboard or the like. The outer box forming piece 46 has four side plates 48, 50, 52, 54 connected in parallel to each other, and is separated by fold ruled lines 56, 58, 60, respectively. The lengths of the four side plates 48, 50, 52, 54 in the width direction orthogonal to the connecting direction are the same, and are slightly longer than the length of the long side of the back plate 18 of the middle frame forming piece 16. The lengths of the side plates 48 and 52 in the articulating direction are short and substantially equal to each other, and are slightly longer than the distance of the middle frame forming piece 16 from the fold ruled line 30 (1) to the top of the tongue piece 26 (1). .. The lengths of the side plates 50 and 54 in the connecting direction are long and substantially equal to each other, and are slightly longer than the length of the short side of the back plate 18 of the middle frame forming piece 16.

A substantially rectangular glue piece 62 is extended shortly at the side end portion of the side plate 54, and is separated from the side plate 54 by a fold ruled line 64. A trapezoidal side flap 66 is extended at one end of the side plate 48 at a right angle to the connecting direction, and is separated from the side plate 48 by a fold ruled line 68. Similarly, a trapezoidal side flap 70 is extended at the opposite end of the side plate 48, and is separated from the side plate 48 by a fold ruled line 72.

A substantially rectangular outer lid piece 74 extends from the end of the side plate 50 on the side flap 66 side, and is separated from the side plate 50 by a fold ruled line 76. The extending length of the outer lid piece 74 is substantially the same as the length in the connecting direction of the side plate 48. At the opposite end of the side plate 50, an outer bottom piece 78 having substantially the same shape as the outer lid piece 74 extends, and is separated from the side plate 50 by a fold ruled line 80.

Further, a pair of opening breaking lines 82a are provided inward from both ends of the folding ruled line 76 over a predetermined length, and the side plate 50 has a U-shape starting from the inner tip portion of each opening breaking line 82a. The opening breaking line 82b is provided, and the portion surrounded by the central portion of the folding ruled line 76 and the opening breaking line 82b is a pressing portion 84 that can be pushed in by touching the thumb. Further, the side plate 50 is provided with an arc-shaped breaking line 86 for dismantling starting from both ends of the folding ruled line 80, and a portion surrounded by the folding ruled line 80 and the breaking line 86 for dismantling is touched by a thumb. It is a pressing portion 88 that can be pushed in.

A trapezoidal side flap 90 extends from the end of the side plate 52 on the outer lid piece 74 side, and is separated from the side plate 52 by a fold ruled line 92. Similarly, a trapezoidal side flap 94 is extended at the opposite end of the side plate 52, and is separated from the side plate 52 by a fold ruled line 96.

A substantially rectangular inner lid piece 98 extends from the end of the side plate 54 on the side flap 90 side, and is separated from the side plate 54 by a fold ruled line 100. The size of the inner lid piece 98 is slightly smaller than that of the outer lid piece 74. An inner bottom piece 102 having substantially the same shape as the inner lid piece 98 extends from the end on the opposite side of the side plate 54, and is separated from the side plate 54 by a fold ruled line 104.

Next, an example of the method of assembling the packaging box 10 (outer box 12, cushioning inner frame 14), that is, the packaging method of the bottle-shaped container B and the explanatory document S will be described. The middle frame forming piece 16 in FIG. 2 and the outer box forming piece 46 in FIG. 3 are views of each forming piece viewed from the back surface side. Hereinafter, the folding method in which the front surface of each forming piece is convex is normally folded. , And the folding method in which the back surface is convex is called reverse folding.

When assembling the outer box 12, first, the folding ruled line 60 of the outer box forming piece 46 is folded forward, and the side plate 54 and the glued piece 62 are overlapped with the side plates 50 and 52. Then, after applying glue to the surface of the glue piece 62, the fold ruled line 56 is folded forward, the side plate 48 is overlapped with the side plate 50 and the glue piece 62, and the end portion of the side plate 48 is glued to the surface of the glue piece 62. To do. The outer box 12 is shipped in this folded state from a manufacturing factory or the like of the packaging box 10.

When assembling the cushioning inner frame 14, first, as shown in FIG. 4A, glue 106 is applied to the back surface of the gluing plate 40 (2) of the inner frame forming piece 16. Then, the folding ruled line 30 (2) is folded forward, and as shown in FIG. 4 (b), the front plate 28 (2), the inner side plate 32 (2), the support plate 36 (2), and the gluing plate 40 (2) are attached. , The back plate 18 and the side plate 22 (2) are overlapped, and the glue plate 40 (2) is glued to the back surface of the back plate 18. Further, after applying glue 108 to the back surface of the glue plate 40 (1), the folding ruled line 30 (1) is folded forward, and as shown in FIG. 4 (c), the front plate 28 (1) and the inner side plate 32 (1) are folded. ), The support plate 36 (1) and the gluing plate 40 (1) are superposed on the gluing plate 40 (2), the back plate 18 and the side plate 22 (1), and the gluing plate 40 (1) is placed on the gluing plate 40 (2). Glue to the surface of. The cushioning inner frame 14 is shipped from the manufacturing factory of the packaging box 10 in this folded state.

Next, in a factory or the like for packaging the bottle-shaped container B and the explanatory document S, the folded outer box 12 and the cushioning inner frame 14 are three-dimensionally assembled using a packaging machine. The outer box 12 is formed by folding the fold ruled lines 56, 58, 60, and 64 at 90 degrees, respectively, to form a quadrangular tubular body composed of four side plates 48, 50, 52, and 54. Then, in order to provide a bottom portion that closes one end of the square cylinder, the side flaps 70 and 94 are normally folded 90 degrees at the fold ruled lines 72 and 96, and the inner bottom piece 102 is normally folded 90 degrees at the fold ruled lines 104. .. Further, after applying glue to the surface of the inner bottom piece 102, the outer bottom piece 78 is folded forward at 90 degrees along the fold ruled line 80, and the outer bottom piece 78 is glued to the surface of the inner bottom piece 102. As shown in FIG. 6, the outer box 12 is in a state in which the lower end portion of the square cylinder is closed at the bottom portion and only the upper end portion is open.

As shown in FIGS. 5 (a) and 5 (b), the cushioning inner frame 14 first folds the fold ruled lines 24 (1), 30 (1), and 34 (1) at 90 degrees, and then folds the fold ruled lines 24 (1), 30 (1), and 34 (1) at 90 degrees. By folding the 42 (1) back at 90 degrees, the back plate 18, the side plate 22 (1), the front plate 28 (1), and the inner side plate 32 (1) are formed on one side end of the back plate 18. A quadrangular upper square cylinder 110 (1) is formed. Almost at the same time, by folding the fold ruled line 38 (1) forward to 90 degrees and folding the fold ruled line 44 (1) back to 90 degrees, the back plate 18 is placed below the upper square cylinder 110 (1). , A quadrangular lower square cylinder 112 (1) composed of a side plate 22 (1), a front plate 28 (1) and a support plate 36 (1). In this state, the support plate 36 (1) is arranged inside the inner side surface plate 32 (1) located above.

Similarly, by folding the fold ruled lines 24 (2), 30 (2), and 34 (2) forward at 90 degrees and folding the fold ruled lines 42 (2) back at 90 degrees, the opposite side of the back plate 18 is formed. A quadrangular upper square cylinder 110 (2) composed of a back plate 18, a side plate 22 (2), a front plate 28 (2), and an inner side plate 32 (2) is formed at the side end portion of the above. Almost at the same time, the folding ruled line 38 (2) is folded forward at 90 degrees, and the folding ruled line 44 (2) is folded back at 90 degrees, so that the back plate 18 is placed below the upper square cylinder 110 (2). , A quadrangular lower square cylinder 112 (2) composed of a side plate 22 (2), a front plate 28 (2) and a support plate 36 (2) is formed. In this state, the support plate 36 (2) is arranged inside the inner side surface plate 32 (2) located above.

The cushioning inner frame 14 is now in the assembled state, and as shown in FIGS. 5A and 5B, the back plate 18, the pair of upper square cylinders 110 (1), 110 (2) and the pair of lower corners The inside surrounded by the cylinders 112 (1) and 112 (2) serves as a storage space 114 for storing the bottle-shaped container B and the explanatory document S. Further, the tongue piece-shaped portions 26 (1) and 26 (2) project to the rear of the back plate 18.

When the cushioning inner frame 14 is in the assembled state, as shown in FIG. 6, the bottle-shaped container B and the explanatory document S are put into the storage space 114 through the opening on the front side of the storage space 114. Since this operation is an operation of inserting the bottle-shaped container B or the like in the lateral direction, a horizontal packaging machine can be used, and the opening on the front side of the accommodation space 114 is wide, so that the bottle-shaped container B or the like is efficient. It can be put in well and smoothly.

In the bottle-shaped container B housed in the storage space 114, the side surface of the body portion faces or is held by the back plate 18 and the pair of inner side surface plates 32 (1) and 32 (2), and the bottom portion is a pair of lower square cylinders 112. It is supported by the upper end surfaces of (1) and 112 (2) (upper end surfaces of the support plates 36 (1) and 36 (2)). Further, the explanatory document S can be compactly accommodated in a narrow space in the accommodation space 14.

After that, the cushioning inner frame 14 containing the bottle-shaped container B and the explanatory document S is inserted into the opening at the upper end of the outer box 12 from the lower square cylinder portions 112 (1) and 112 (2) sides. When the cushioning inner frame 14 is set in the outer box 12, a plurality of ends of the cushioning inner frame 14 are locked to the side surfaces and the bottom surface of the outer box 12, and the cushioning inner frame 14 has a shape in an assembled state. It has a buffering function and is held in a shape accommodating the bottle-shaped container B. At this time, the tongue piece-shaped portions 26 (1) and 26 (2) of the cushioning inner frame 14 serve as spacers for separating the back plate 18 of the cushioning inner frame 14 from the side surface of the outer box 12.

Then, in order to close the opening at the upper end of the outer box 12, the side flaps 66 and 90 are normally folded 90 degrees at the fold ruled lines 68 and 92, and the inner lid piece 98 is normally folded 90 degrees at the fold ruled line 100. Further, after applying glue to the surface of the inner lid piece 98, the outer lid piece 74 is folded forward at 90 degrees along the fold ruled line 76, and the outer lid piece 74 is glued to the surface of the inner lid piece 98. As a result, the upper end portion of the outer box 12 is closed by the lid portion, and the packaging box 10 is in the assembled state shown in FIG. 1A.

When opening the packaging box 10, the pressing portion 84 of the outer box 12 is pushed in with a finger to break the opening breaking line 82b, and the pressing portion 84 and the outer lid piece 74 are pulled up to break the opening breaking line 82a. , As shown in FIG. 7, raises the outer lid piece 74 and the inner lid piece 98, and further raises the side flaps 66 and 90. This opens the upper end of the outer box 12, and the upper ends of the bottle-shaped container B and the explanatory document S in the cushioning inner frame 14 appear. Pick them with your fingers and open the upper side of the storage space 114. Take out from the part.

When the packaging box 10 is discarded after opening, the cushioning inner frame 14 is pulled out from the outer box 12, and the outer box 12 and the buffering inner frame 14 are discarded separately. The cushioning inner frame 14 can be compactly disposed of by returning it to the folded state shown in FIG. 4 (c). Further, the outer box 12 can be easily opened at the bottom by pushing the pressing portion 78 with a finger to break the dismantling breaking line 86, and can be folded and disposed of compactly.

As described above, the cushioning inner frame 14 can wrap the bottle-shaped container B and the explanatory document S by using a highly versatile horizontal wrapping machine. Moreover, when the bottle-shaped container B or the like is put into the storage space 114, it is put through the wide opening on the front side, so that the packaging can be performed more efficiently and smoothly than before. Further, since the bottle-shaped container B can be stored and distributed in an upright state, it has a high cushioning performance and is convenient for quality control of the contained material.

Further, in the packaging box 10, when the lid of the outer box 12 is opened, the bottle-shaped container B and the explanatory document S can be taken out vertically from the upper side of the buffering inner frame 14, so that the user can take out the bottle-shaped container B and the explanatory document S in the vertical direction. It can be used in the same manner as a packaging box in which the container B is housed in the vertical direction.

Next, a second embodiment of the cushioning inner frame of the present invention and the packaging box using the same will be described with reference to FIGS. 8 to 13. Here, the same configurations as those in the first embodiment are designated by the same reference numerals, and the description thereof will be omitted.

The packaging box 116 of the second embodiment is a box body for packaging the bottle-shaped container B and its explanatory document S, similarly to the packaging box 10, and is shown in FIGS. 8A and 8B. As described above, the outer box 12 and the cushioning inner frame 118 set inside the outer box 12 are included. The buffering inner frame 118 is a second embodiment of the buffering inner frame of the present invention.

The cushioning inner frame 118 is formed by assembling an inner frame forming piece 120 made of a piece of cardboard or the like. As shown in FIG. 9, the middle frame forming piece 120 is formed on a substantially rectangular back plate 122 which is slightly long in the vertical direction and two side ends parallel to each other of the back plate 122, that is, on two long sides of the back plate 122. It has a pair of extended side plates 124 (1) and 124 (2), a partition portion 126, and an auxiliary partition portion 128.

The side plate 124 (1) is a substantially rectangular shape that is long in the vertical direction, and is separated from the back plate 122 by a fold ruled line 130 (1). The extending length of the side plate 124 (1) from the fold ruled line 130 (1) is about 3/4 of the length of the short side of the back plate 112. The side plate 124 (2) has substantially the same shape as the side plate 124 (1), and is separated from the back plate 122 by a fold ruled line 130 (2).

The partition portion 126 has a bottom plate 132 extending to the lower end of the back plate 122, and the bottom plate 132 is separated from the back plate 122 by a fold ruled line 134. The bottom plate 132 is a substantially rectangular shape that is long in the left-right direction, and the extending length from the fold ruled line 134 is substantially equal to the length of the short side of the side plates 124 (1) and 124 (2).

A front plate 136 extends from the lower end of the bottom plate 132, and is separated from the bottom plate 132 by a fold ruled line 138. The front plate 136 is substantially rectangular, and the extending length from the fold ruled line 138 is about 2/3 of the length of the long side of the back plate 122. An upper horizontal plate 140 extends from the lower end of the front plate 136, and is separated from the front plate 136 by a fold ruled line 142. The length extending from the folded ruled line 142 of the upper horizontal plate 140 is substantially equal to the length of the short side of the side plates 124 (1) and 124 (2), and is substantially the same as the length of the bottom plate 132.

Further, a substantially square first opening 136a is provided inside the front plate 136, and a substantially keyhole-shaped second opening 140a is provided inside the upper horizontal plate 140. The two openings 136a and 140a are continuous with each other so as to cross the fold ruled line 142 separating the front plate 136 and the upper horizontal plate 140. Further, a pair of flaps 144 (1) and 144 (2) are extended on the inner peripheral edge portion (two left and right sides) of the first opening 136a, and the fold ruled lines 146 (1) and 146 (2) are used. It is separated from the front plate 136. The flaps 144 (1) and 144 (2) are provided so as to close the first opening 136a in the state of the middle frame forming piece 120, and the tips of the flaps 144 (1) and 144 (2) are continuous with each other via the break line 148. ing. As will be described in detail later, in the assembled state, the break line 146 is broken, the flaps 144 (1) and 144 (2) are bent from the front plate 136, and the first opening 136a of a substantially square is opened.

A substantially convex inner back plate 150 extends from the lower end of the upper horizontal plate 140, and is separated from the upper horizontal plate 140 by a fold ruled line 152. The extension length from the fold ruled line 152 of the region of about 1/4 of the center of the inner back plate 150, that is, the protruding portion of the substantially convex shape is about 1/3 of the length of the long side of the back plate 122. , Shorter than the extension length of the front plate 136.

A lower horizontal plate 154 is extended at the lower end of the substantially convex protruding portion of the lower end of the inner back plate 150, and is separated from the inner back plate 150 by a fold ruled line 156. The lower horizontal plate 154 has a substantially keyhole shape, and the extending length from the fold ruled line 156 is substantially equal to the length of the short side of the side plates 124 (1) and 124 (2), and the bottom plate 132 and the upper horizontal plate 140 It is almost the same as the extension length of.

A pair of guide plates 158 (1) and 158 (2) are extended to the two portions of the lower end of the inner back plate 150 where the tips do not protrude, and the fold ruled lines 160 (1) and 160 (2) are used. It is separated from the inner back plate 150. The extension length of the pair of guide plates 158 (1) and 158 (2) from the fold ruled lines 160 (1) and 160 (2) is substantially the same as the extension length of the lower horizontal plate 154.

A gluing plate 162 is shortly extended at the lower ends of the lower horizontal plate 154 and the guide plates 158 (1) and 158 (2), and the gluing plate 162 is separated from the lower horizontal plate 154 by a fold ruled line 164 and has a fold ruled line 166. The guide plates 158 (1) and 158 (2) are separated by (1) and 166 (2), respectively.

In this way, the partition portion 126 includes a bottom plate 132, a front plate 136, an upper horizontal plate 140, an inner back plate 150, a lower horizontal plate 154, a guide plate 158 (1), 158 (2), and a gluing plate that are connected in this order. It is composed of 162.

The auxiliary partition portion 128 has an auxiliary upper horizontal plate 168 extending to the upper end of the back plate 122, and the auxiliary upper horizontal plate 168 is separated from the back plate 122 by a fold ruled line 170. The auxiliary upper horizontal plate 168 is substantially rectangular, and the extending length from the folding ruled line 170 is about 1/2 of the short side of the side plates 124 (1) and 124 (2).

An auxiliary front plate 172 is extended from the upper end of the auxiliary upper horizontal plate 168, and is separated from the auxiliary upper horizontal plate 168 by a fold ruled line 174. The auxiliary front plate 172 is substantially rectangular, and the extending length from the fold ruled line 174 is about 1/7 of the length of the long side of the back plate 122. An auxiliary lower horizontal plate 176 extends from the upper end of the auxiliary front plate 172, and is separated from the auxiliary front plate 172 by a fold ruled line 178. The auxiliary lower horizontal plate 176 is substantially rectangular, and the extension length from the folding ruled line 178 is about 1/2 of the short side of the side plates 124 (1) and 124 (2), and the auxiliary upper horizontal plate 168 extends. It is almost the same as the length. A third opening 180 is formed inside the auxiliary front plate 172 and the auxiliary lower horizontal plate 176 so as to cross the fold ruled line 178 that separates the auxiliary front plate 172 and the auxiliary lower horizontal plate 176. Further, an auxiliary gluing plate 182 is shortly extended at the upper end of the auxiliary lower horizontal plate 176, and is separated from the auxiliary lower horizontal plate 176 by a fold ruled line 184.

As described above, the auxiliary partition portion 128 is composed of the auxiliary upper horizontal plate 168, the auxiliary front plate 172, the auxiliary lower horizontal plate 176, and the auxiliary gluing plate 182 which are sequentially connected.

Next, an example of a method of assembling the packaging box 116 (outer box 12, buffering inner frame 118), that is, a method of packaging the bottle-shaped container B and the explanatory document S will be described. Since the method of assembling the outer box 12 is the same as the above, the method of assembling the cushioning inner frame 118 will be mainly described. The middle frame forming piece 120 shown in FIG. 9 is viewed from the back surface side. Hereinafter, a folding method in which the front surface is convex is referred to as a normal fold, and a folding method in which the back surface is convex is referred to as a reverse fold.

As described above, the outer box 12 is shipped from the manufacturing factory of the packaging box 116 or the like in a folded state in which the end portion of the side plate 48 is glued to the surface of the glue piece 62.

When assembling the cushioning inner frame 118, first, as shown in FIG. 10A, glue 186, 188 is applied to the back surface of the gluing plate 162 of the inner frame forming piece 120 and the back surface of the auxiliary gluing plate 182, respectively. Then, the folding ruled line 152 is folded forward, and as shown in FIG. 10B, the inner back plate 150, the lower horizontal plate 154, the guide plates 158 (1), 158 (2), and the gluing plate 162 are attached to the front plate 136. And the upper horizontal plate 140, and the gluing plate 162 is glued to the back surface of the front plate 136 (near the fold ruled line 138). Similarly, the folding ruled line 174 is folded forward, the auxiliary front plate 172, the auxiliary lower horizontal plate 176, and the auxiliary gluing plate 182 are overlapped on the back plate 122 and the auxiliary upper horizontal plate 168, and the auxiliary gluing plate 182 is placed on the back surface of the back plate 122. Glue to (a position slightly closer to the fold ruled line 170 than the central part).

Further, after applying glue 190 to the surface of the inner back plate 150, the folding ruled line 138 is folded forward, and as shown in FIG. 10 (c), the inner back plate 150, the lower horizontal plate 154, and the guide plate 158 (1). , 158 (2) and the gluing plate 162 are superposed on the back plate 112 and the bottom plate 132, and the inner back plate 150 is glued to the back surface of the back plate 122 (a position slightly closer to the fold ruled line 134 than the central portion). The cushioning inner frame 118 is shipped in this folded state from a manufacturing factory or the like of the packaging box 116.

Next, at a factory or the like that wraps the bottle-shaped container B and the explanatory document S, the folded outer box 12 and the cushioning inner frame 118 are three-dimensionally assembled using a wrapping machine. In the outer box 12, as shown in FIG. 12, the lower end of the square cylinder is closed at the bottom and only the upper end is open in the same procedure as described above.

As shown in FIGS. 11A and 11B, the buffering inner frame 118 first folds the folding ruled lines 134, 138, 142, and 152 at 90 degrees, respectively. As a result, the back plate 122 and the front plate 136 face each other, and the upper horizontal plate 140 is arranged above the bottom plate 132. When this operation is performed, the glue plate 162 glued to the front plate 136 moves together, and the inner back plate 150 glued to the back plate 122 moves together, so that the fold ruled line 156 automatically becomes 90 degrees. It is folded forward, the fold ruled line 164 is automatically folded back at 90 degrees, and the lower horizontal plate 154 is arranged above the bottom plate 132 and at a position lower than the upper horizontal plate 140. Further, the fold ruled lines 160 (1) and 160 (2) are automatically folded 90 degrees forward, and the fold ruled lines 166 (1) and 166 (2) are automatically folded back to 90 degrees, and the guide plate 158 ( 1) and 158 (2) are arranged above the bottom plate 132 at a position higher than the lower horizontal plate 154 and lower than the upper horizontal plate 140.

Next, the fold ruled lines 170, 174, 178 are folded forward at 90 degrees, and the fold ruled lines 184 are folded back at 90 degrees. As a result, the back plate 122 and the auxiliary front plate 172 face each other, the auxiliary lower horizontal plate 176 is arranged above the upper horizontal plate 140, and the auxiliary upper horizontal plate 168 is arranged above the auxiliary lower horizontal plate 176. .. Further, the break line 148 is broken to separate the two flaps 144 (1) and 144 (2), and the fold ruled lines 146 (1) and 146 (2) are folded forward at 90 degrees to each of the flaps 144 (1). ), 144 (2) are pushed below the upper horizontal plate 140 to achieve the states shown in FIGS. 11 (a) and 11 (b).

In the state shown in FIGS. 11A and 11B, the front plate 136, the inner peripheral edge of the second opening 140a of the upper horizontal plate 140, the inner back plate 150, the lower horizontal plate 154, and the guide plate 158 (1). , 158 (2) and the inside surrounded by flaps 144 (1) and 144 (2) serve as a storage space 192 for storing the bottle-shaped container B and the explanatory document S.

Then, when the folding ruled lines 130 (1) and 130 (2) are folded forward at 90 degrees and the side plates 124 (1) and 124 (2) are tilted to protect the partition portion 126 and the auxiliary partition portion 128, cushioning is performed. The frame 118 is in the assembled state.

Then, as shown in FIG. 12, the bottle-shaped container B and the explanatory document S are put into the storage space 192 through the first opening 136a, which is the opening on the front side of the storage space 192. Since this operation is an operation of inserting the bottle-shaped container B or the like in the lateral direction, a horizontal packaging machine can be used, and further, by making the first opening 136a sufficiently wide, the bottle-shaped container B or the like can be used. Etc. can be put in efficiently and smoothly.

In the bottle-shaped container B housed in the storage space 192, the side surface of the body portion faces or is held by the inner peripheral edge of the second opening 140a of the upper horizontal plate 140, and is bent inside the first opening. The flaps 144 (1) and 144 (2) press the side surface of the bottle-shaped container B from both sides by the repulsive force of bending, and the side surface of the bottle-shaped container B is held. Further, the bottom portion of the bottle-shaped container B is supported on the upper surface of the lower horizontal plate 154 and faces or is held by the inner peripheral edges of the pair of guide plates 158 (1) and 158 (2). Further, the upper end of the bottle-shaped container B faces or is held by the inner peripheral edge of the third opening. The explanatory document S compactly fits in a narrow space in the accommodation space 192.

After that, the cushioning inner frame 118 containing the bottle-shaped container B and the explanatory document S is inserted into the opening at the upper end of the outer box 12 from the bottom plate 132 side. When the cushioning inner frame 118 is set in the outer box 12, a plurality of ends of the cushioning inner frame 118 are locked to the side surface and the bottom surface of the outer box 12, and the cushioning inner frame 118 has a shape in an assembled state. It has a buffering function and is held in a shape accommodating the bottle-shaped container B.

Then, in order to provide a lid portion for closing the opening at the upper end of the outer box 12, the side flaps 66 and 90 are each folded at 90 degrees at the fold ruled lines 68 and 92, and the inner lid piece 98 is set at 90 degrees at the fold ruled line 100. Fold it forward. Further, after applying glue to the surface of the inner lid piece 98, the outer lid piece 74 is folded forward at 90 degrees along the fold ruled line 76, and the outer lid piece 74 is glued to the surface of the inner lid piece 98. As a result, the upper end portion of the outer box 12 is closed by the lid portion, and the packaging box 116 is in the assembled state shown in FIG. 8A.

When opening the packaging box 118, the pressing portion 84 of the outer box 12 is pushed in with a finger to break the opening breaking line 82b, and the pressing portion 84 and the outer lid piece 74 are pulled up to break the opening breaking line 82a. , As shown in FIG. 13, when the outer lid piece 74 and the inner lid piece 98 are raised and the side flaps 66 and 90 are raised, the upper end portion of the outer box 12 is opened. Further, the auxiliary upper horizontal plate 168 and the auxiliary lower horizontal plate 176 are pulled up to return the auxiliary partition portion 128 to the folded state. Now, the upper ends of the bottle-shaped container B and the explanatory document S in the cushioning inner frame 118 appear. Pick them with your fingers and pick them up with the second opening 140a, which is the upper opening of the storage space 192. Take out from.

When disposing of the packaging box 116 after opening, the cushioning inner frame 118 is pulled out from the outer box 12, and the outer box 12 and the buffering inner frame 118 are disposed of separately. The cushioning inner frame 118 can be compactly disposed of by returning it to the folded state shown in FIG. 10 (c). Further, the outer box 12 can be easily opened at the bottom by pushing the pressing portion 78 with a finger to break the dismantling breaking line 86, and can be folded and disposed of compactly.

In the cushioning inner frame 118 and the packaging box 116 of this embodiment, the same effects as those of the cushioning inner frame 14 and the packaging box 10 can be obtained. Since the bottle-shaped container B may come into contact with the back plate 18 while the bottle-shaped container B is housed in the cushioning inner frame 14, the back plate 18 should not come into contact with the side surface of the outer box 12. The tongue piece-shaped portions 26 (1) and 26 (2) are provided to improve the cushioning performance. However, in the case of the cushioning inner frame 118, with the bottle-shaped container B housed, the bottle-shaped container B has the inner peripheral edges of the second and third openings 140a and 180 and the guide plates 158 (1) and 158. It is guided by (2) and has a structure that does not come into contact with the back plate 122. Therefore, even if the back plate 18 comes into contact with the side surface of the outer box 12, the same cushioning performance can be obtained. Therefore, the tongue piece-shaped portions 26 (1) and 26 (2) as described above are not provided.

The cushioning inner frame of the present invention and the packaging box using the same are not limited to the above embodiments. For example, the cushioning inner frame 14 may come into contact with the back plate 18 in a state where the bottle-shaped container B is housed, so that the tongue piece-shaped portions 26 (1), 26 ( Although 2) is provided, the tongue piece-shaped portions 26 (1) and 26 (2) can be omitted if buffering performance can be obtained. For example, with the bottle-shaped container B housed, the inner side plates 32 (1) and 32 (2) are pushed by the side surfaces of the bottle-shaped container B and flex outward, and the inner side plates 32 (1) and 32 (2) In the case of a structure in which the side surface of the bottle-shaped container B is sandwiched, the bottle-shaped container B does not come into contact with the back plate 18, so that the same cushioning performance is obtained even if the tongue piece-shaped portions 26 (1) and 26 (2) are not provided. Is obtained. Further, in order to further improve the cushioning performance, a configuration such as an auxiliary partition portion 128 of the buffering inner frame 118 may be added to protect the upper end portion of the bottle-shaped container B.

In the above-mentioned cushioning inner frame 118, flaps 144 (1) and 144 (2) are provided on the front plate 136, and guide plates 158 (1) are provided on both sides of the lower horizontal plate 154 in order to improve the cushioning performance. , 158 (2) are provided, a pair of side plates 124 (1) and 124 (2) are provided on both sides of the back plate 122, and an auxiliary partition 128 is provided, but the required cushioning performance is obtained. If so, these can be selectively omitted.

The outer box constituting the packaging box may be a box in which the openable lid is arranged above the cushioning inner frame, and the specific structures of the lid and the bottom can be freely changed. ..

10,116 Packaging box 12 Outer box 14,118 Cushioning inner frame 16,120 Middle frame forming piece 18 Back plate 20 (1), 20 (2) Partition part 22 (1), 22 (2) Side plate 26 ( 1), 26 (2) Tongue-shaped part 28 (1), 28 (2) Front plate 32 (1), 32 (2) Inner side plate 36 (1), 36 (2) Support plate 40 (1), 40 (2) Glue plate 110 (1), 110 (2) Upper square cylinder 112 (1), 112 (2) Lower square cylinder 114 Storage space 122 Back plate 124 (1), 124 (2) Side plate 126 Partition 128 Auxiliary partition 132 Bottom plate 136 Front plate 136a First opening 140 Upper horizontal plate 140a Second opening 144 (1), 144 (2) Flap 150 Inner back plate 154 Lower horizontal plate 158 (1), 158 (2) Guide plate 162 Glue plate 168 Auxiliary upper horizontal plate 172 Auxiliary front plate 176 Auxiliary lower horizontal plate 180 Third opening 182 Auxiliary gluing plate 192 Storage space B Bottle-shaped packaging container

Claims (10)

In the cushioning inner frame that houses the bottle-shaped container,
The middle frame forming piece is composed of one middle frame forming piece, and the middle frame forming piece has a back plate and a pair of partition portions extending to two side ends parallel to each other of the back plate.
The partition was extended to a side plate extending to the side end of the back plate, a front plate extending to the side end of the side plate, and a side end of the front plate. It is composed of a support plate and an inner side surface plate, and a gluing plate extended to a side end portion of the support plate and the inner side surface plate, respectively.
In the assembled state, the two gluing plates are overlapped and glued on the inner surface of the back plate, and the back plate, the side plate, the front plate and the inner side plate are attached to the two side ends of the back plate. A pair of quadrangular upper square cylinders are formed, and a quadrangular lower square cylinder made of the back plate, the side plate, the front plate, and the support plate is formed below the two upper square cylinders. Each of the support plates constituting the lower quadrangular body is arranged inside the inner side surface plate located above, and is surrounded by the back plate, the pair of upper quadrangular cylinders, and the pair of lower quadrangular cylinders. The inside becomes a storage space for accommodating all or a part of the bottle-shaped container.
The bottle-shaped container can be taken in and out from both the upper opening and the front opening of the storage space, and in the state of being housed in the storage space, the side surface of the body portion is the back plate and the pair of inner sides. A cushioning inner frame that faces or is held against a face plate and whose bottom is supported by a pair of upper end surfaces of the lower square cylinder. The middle frame forming piece is provided with a notch having a shape bulging from the side plate toward the back plate at the boundary between the back plate and the pair of side plates.
The cushioning inner frame according to claim 1, wherein the tongue piece-shaped portion inside the notch protrudes rearward of the back plate in the assembled state. The shape of each plate constituting the middle frame forming piece is set to a shape capable of flatly folding the middle frame forming piece in a state where the glued plate is glued to the back plate. 2. The buffering inner frame according to 2. In the cushioning inner frame that houses the bottle-shaped container,
It is composed of one middle frame forming piece, and the middle frame forming piece has a back plate and a partition portion extended to one end of the back plate.
The partition portion is composed of a bottom plate, a front plate, an upper horizontal plate, an inner back plate, a lower horizontal plate, and a gluing plate, which are sequentially connected from one end of the back plate, and the front plate has a first opening. A second opening is formed in the upper horizontal plate, respectively, and the first and second openings are continuous so as to cross the boundary between the front plate and the upper horizontal plate. Ori,
In the assembled state, the glue plate is overlapped and glued on the inner surface of the front plate, the inner back plate is overlapped and glued on the inner surface of the back plate, and the lower horizontal plate is the glue plate and the inner back plate. The upper horizontal plate is supported by the front plate and the inner back plate and is arranged above the lower horizontal plate, and is supported by the front plate and the upper horizontal plate. The inner peripheral edge of the second opening, the inner back plate, and the inner side surrounded by the lower horizontal plate serve as a storage space for accommodating all or a part of the bottle-shaped container.
The bottle-shaped container can be taken in and out of the storage space from both the first opening and the second opening, and in a state of being housed in the storage space, the side surface of the body portion is the upper side. A cushioning inner frame that faces or is held by an inner peripheral edge of the second opening of the plate and whose bottom is supported by the upper surface of the lower horizontal plate. A flap is extended on the inner peripheral edge of the second opening of the front plate.
The cushioning inner frame according to claim 4, wherein the flap bends inside the first opening in a state where the bottle-shaped container is housed, and the repulsive force of the bending presses the side surface of the bottle-shaped container. .. The middle frame forming piece has a pair of guide plates that are continuous with the inner back plate and the gluing plate and are arranged on both sides of the lower horizontal plate.
In the assembled state, the guide plate is supported by the gluing plate and the inner back plate, and is arranged at a position above the bottom plate, higher than the lower horizontal plate and lower than the upper horizontal plate.
The cushioning device according to claim 4 or 5, wherein the side surface or the bottom portion of the body portion of the bottle-shaped container is housed in the storage space and faces or is held against each inner peripheral edge portion of the pair of guide plates. Middle frame. The middle frame forming piece has a pair of side plates of the back plate extending at two side ends intersecting the partition.
The cushioning inner frame according to any one of claims 4 to 6, wherein the pair of side plates face each other in an assembled state, and the partition portion is arranged between them. The shape of each plate constituting the middle frame forming piece is to fold the middle frame forming piece flat in a state where the glued plate is glued to the front plate and the inner back plate is glued to the back plate. The cushioning inner frame according to any one of claims 4 to 7, which is set in a shape capable of forming. The middle frame forming piece has an auxiliary partition portion extending to an end portion of the back plate opposite to the partition portion.
The auxiliary partition portion is composed of an auxiliary upper horizontal plate, an auxiliary front plate, an auxiliary lower horizontal plate, and an auxiliary gluing plate which are sequentially connected from the opposite end of the bottom back plate, and the auxiliary front plate and the auxiliary gluing plate. The lower horizontal plate is formed with a third opening that crosses the boundary between the auxiliary front plate and the auxiliary lower horizontal plate.
In the assembled state, the auxiliary gluing plate is overlapped and glued on the inner surface of the back plate, and the auxiliary lower horizontal plate is supported by the auxiliary front plate and the back plate and arranged below the upper horizontal plate. The auxiliary upper horizontal plate is supported by the auxiliary front plate and the back plate and is arranged above the auxiliary lower horizontal plate.
The bottle-shaped container is contained in the storage space, and the side surface of the upper end portion faces or is held by the inner peripheral edge portion of the third opening, and the auxiliary partition portion is raised upward to obtain the bottle-shaped container. The cushioning inner frame according to any one of claims 4 to 8, which can be taken in and out through the first opening. It is composed of the inner frame for cushioning according to any one of claims 1 to 9 and the outer box for accommodating the inner frame.
With the cushioning inner frame housed in the outer box, the lid of the outer box is arranged above the cushioning inner frame, and the plurality of ends of the cushioning inner frame are the outer box. A packaging box that is locked to the side surface and the bottom surface so that the shape of the cushioning inner frame is maintained in the assembled shape.

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