JP3164694U - Packaging box with buffer partition - Google Patents

Abstract

Provided is a packaging box with a buffering partition which can protect a stored item in a buffering manner regardless of the direction of impact applied from the outside and can be easily assembled. A packaging box with a buffer partition is assembled from a single box forming piece 12, and a first side plate 14, a back plate 16, a second side plate 18 and a front plate 60 connected in order are rectangular. An outer cylindrical body is formed. The upper and lower openings of the outer cylindrical body are closed with the upper lid piece 44, the lower lid piece 52, and the flaps 28, 32, and 40. A first glued plate 76, a rear partition plate 64, a second partition plate 66, a front partition plate 68, a first partition plate 70, and a second plate connected in order from the edge of the front plate 60 inside the outer cylindrical body. The glued plate 72 forms a rectangular accommodating portion. The buffer pieces 88 and 92 are positioned so as to cross the upper and lower openings of the housing portion. The storage portion stores the storage object, and the upper and lower ends of the storage object are buffered by the buffer pieces 88 and 92. [Selection] Figure 2

Description

  The present invention relates to a packaging box with a buffer partition, which is provided with a storage portion surrounded by a buffer partition and protects easily-damaged items such as bottles.

  2. Description of the Related Art Conventionally, there is a packaging box that is assembled by bending and pasting a box-forming piece integrally punched from a blank sheet and causing it to be assembled with one touch. In particular, in the case of a packaging box that wraps a container that is sensitive to impact, such as a cylindrical glass bottle, a buffer partition for holding the container is also provided integrally with the box-forming piece.

  For example, in the packaging container disclosed in Patent Document 1, the front plate, the one side plate, the back plate, and the other side plate are connected in order, and the connecting direction of the front plate, the one side plate, the back plate, and the other side plate is connected. In the assembled state, upper and lower lid pieces and flaps are extended on a predetermined end that is perpendicular to each other, and the front plate, one side plate, the back plate and the other side plate form a rectangular outer peripheral wall, and the upper and lower ends thereof are Closed with upper and lower lids. Furthermore, the back side plate, the inner one side plate, the inner back plate, the inner other side plate, the inner front plate, and the glue margin are connected in order to the edge in the connecting direction of the other side plate in the assembled state. The back front plate is adhered to the front plate, and the adhesive margin is bonded to the inner side plate so that the inner one side plate, the inner rear plate, the inner other side plate, and the inner front plate are rectangular inside. Form a peripheral wall. Furthermore, a U-shaped cut is provided in the inner back plate portion, and in the assembled state, a U-shaped tip is cut and affixed to the inner surface of the back plate. That is, the inner peripheral wall is fixed to the peripheral wall by the pasting portion between the back front plate and the front plate and the pasting portion between the raised back end portion of the inner back plate and the back plate. In addition, the lower portion of the inner peripheral wall is provided with predetermined cutout holes at two locations on the diagonal line, and in the assembled state, the lower portion of the cutout holes is bent inward, and the lower end portion of the stored item is An L-shaped support part to be supported is formed.

JP 2003-81256 A

  In the case of the packaging container of Patent Document 1, a cylindrical structure is provided with a buffer structure that surrounds the side surface of the container from four sides with an inner peripheral wall and supports the lower end of the container with a support, but the upper end of the container is supported. Not. Therefore, when an impact is applied from the outside during transportation, depending on the direction of the impact, the upper end of the stored item may collide with the upper lid, and the stored item may be damaged.

  The present invention has been made in view of the above-described background art, and provides a packaging box with a buffer partition that can protect the contents in a shock-absorbing manner regardless of the direction of impact applied from the outside and is easy to assemble. For the purpose.

The present invention comprises a box-forming piece integrally punched from one blank sheet, and the box-forming piece includes a first side plate, a back plate, a second side plate, and a front plate in parallel with each other. End face members forming upper and lower lids are connected to predetermined end portions perpendicular to the connecting direction, and the box-forming pieces are assembled in the state where the first side is assembled. For the packaging with a buffer partition, wherein the face plate, the back plate, the second side plate and the front plate form a rectangular outer cylindrical body, and the upper and lower openings are respectively closed by the upper lid and the lower lid. A box,
A first glued plate, a rear partition plate, a second partition plate, a front partition plate, a first partition plate, and a second glued plate are sequentially connected to the end portion in the connecting direction of the front plate via a crease line. The first glued plate has a connecting direction length shorter than a connecting direction length of the first side plate, and a boundary with the rear partition plate is parallel to an end side of the front plate in the connecting direction. A second crease line that is divided by a crease line, and the back partition plate has a connection direction length shorter than a connection direction length of the back plate, and a boundary with the second partition plate is parallel to the first crease line The second partition plate has a connection direction length shorter than a connection direction length of the second side plate, and the front partition plate and the boundary are third crease lines parallel to the second crease line. The front partition plate has a connection direction length shorter than a connection direction length of the back partition plate, and the boundary with the first partition plate is Delimited by a fourth crease line parallel to the third crease line, the first partition plate has a connection direction length equal to a connection direction length of the second partition plate, and the second glued plate and the boundary are Delimited by a fifth fold ruled line parallel to the fourth fold ruled line, the second glued plate is provided with a connection direction length shorter than a connection direction length of the front partition plate, and further, the back partition plate, A buffer member is extended to a predetermined end perpendicular to the connecting direction of the second partition plate, the front partition plate and the first partition plate,
In a state where the box-forming pieces are assembled, the surface of the first glued plate is glued to the back surface of the first side plate, and is a part of the front partition plate and extends from the second partition plate When the surface of the glued piece is glued to the back surface of the front plate, the back partition plate is held facing the back plate with a gap, and the second partition plate is The front partition plate faces the front plate with a gap when the front plate is glued to the back surface of the rear partition plate. While being held, the first partition plate is held facing the first side plate with a gap,
An object is accommodated in a cylindrical accommodating portion formed by the front partition plate, the back partition plate, the first partition plate, and the second partition plate, and the buffer member fits inside the upper lid and the lower lid. A packaging box with a buffer partition which is positioned so as to cross the upper and lower openings of the storage part and which locks the upper and lower ends of the storage.

  The buffer member is a buffer piece extending at a predetermined one end perpendicular to the connecting direction of the front partition plate, the back partition plate, the first partition plate, and the second partition plate, and the top cover And with the lower lid closed, a part of the buffer piece is locked to the inner surfaces of the upper lid and the lower lid.

  Further, the buffer member is a buffer piece extending at a predetermined end perpendicular to the connecting direction of the front partition plate, the back partition plate, the first partition plate and the second partition plate, The buffer pieces are provided in the upper and lower openings of the housing part, respectively, such that the tip parts thereof are opposed to each other, and the tip parts are engaged with each other so that the upper part and the lower part of the container part are engaged with each other. Cover each side opening.

  The buffer member includes an inner lid piece extending at one end perpendicular to the connecting direction of the front partition plate, the rear partition plate, the first partition plate, and the second partition plate, and the inner lid An auxiliary buffer piece extending at the tip of the piece, and with the upper lid and the lower lid closed, the inner lid piece closes the upper and lower openings of the accommodating portion, respectively, and the auxiliary buffer piece The inner lid piece is held by a part of the inner lid being engaged with the inner surfaces of the upper lid and the lower lid.

  The buffer member includes an inner lid piece extending at one end perpendicular to a connecting direction of the front partition plate, the rear partition plate, the first partition plate, and the second partition plate, and the upper lid. And an auxiliary buffer piece extending at the tip of the end surface member constituting the lower lid, and with the upper lid and the lower lid closed, the inner lid piece opens the upper and lower openings of the housing portion, respectively. The inner lid piece is held by closing and part of the auxiliary buffer piece being locked to the inner lid piece.

  The packaging box with a buffer partition according to the present invention is disposed inside the outer cylindrical body and is disposed in the cylindrical storage portion that holds the side surface of the storage, and the upper and lower openings of the storage portion. Since it has a buffer member that holds the upper and lower end parts, it can be buffered by the flexibility of the storage part itself or the buffer member itself regardless of the direction in which the impact is applied from the outside. There is no worry of contact damage.

  Moreover, since all of the outer box part such as the outer cylindrical body and the inner box part such as the buffer partition can be integrally provided on one box forming piece, member management in a factory or the like is easy, and the assembly method is also Simple.

In 1st embodiment of the packaging box with a buffer partition of this invention, it is a perspective view (a) which shows a mode that a stored item is put into an accommodating part, and a perspective view (b) which shows a mode that a lower cover piece is closed. It is the top view which looked at the box formation piece which developed the packaging box with a buffer partition of a first embodiment from the back. It is a top view explaining the assembly process of the packaging box with a buffer partition of 1st embodiment. It is a top view explaining the assembly process of the packaging box with a buffer partition of 1st embodiment. It is a top view explaining the assembly process of the packaging box with a buffer partition of 1st embodiment. It is a top view explaining the assembly process of the packaging box with a buffer partition of 1st embodiment. It is the schematic diagram (a) explaining the gluing location inside the packaging box with a buffer partition of 1st embodiment, and a perspective view (b). In 2nd embodiment of the packaging box with a buffer partition of this invention, it is a perspective view (a) which shows a mode that a stored item is put into an accommodating part, and a perspective view (b) which shows a mode that a lower cover piece is closed. It is the top view which looked at the box body formation piece which expand | deployed the packaging box with a buffer partition of 2nd embodiment from the back surface. In 3rd embodiment of the packaging box with a buffer partition of this invention, it is a perspective view (a) which shows a mode that a stored item is put into an accommodating part, and a perspective view (b) which shows a mode that a lower cover piece is closed. It is the top view which looked at the box body formation piece which expand | deployed the packaging box with a buffer partition of 3rd embodiment from the back surface. In 4th embodiment of the packaging box with a buffer partition of this invention, it is a perspective view (a) which shows a mode that a stored item is put into an accommodating part, and a perspective view (b) which shows a mode that a lower cover piece is closed. In 5th embodiment of the packaging box with a buffer partition of this invention, it is a perspective view (a) which shows a mode that a stored item is put into an accommodating part, and a perspective view (b) which shows a mode that a lower cover piece is closed. It is the top view which looked at the box body formation piece which expand | deployed the packaging box with a buffer partition of 5th embodiment from the back surface.

  Hereinafter, a packaging box 10 with a buffer partition according to a first embodiment of the present invention will be described with reference to FIGS. The packaging box 10 with a buffering function is a box that is assembled by folding, gluing, and causing a single box-forming piece 12 punched out of a blank sheet such as cardboard. As shown in FIG. 1, the assembled packaging box 10 with a buffer partition is a substantially rectangular and vertically long outer cylindrical body S <b> 1, and a buffer partition disposed so as to face the inside with a predetermined gap therebetween. It has a certain cylindrical storage part S2, and holds the stored object W, such as a glass bottle, in a shock-proof manner in the storage part S2.

  As shown in FIG. 2, which is a development view seen from the back side, the box-forming piece 12 has a first side plate 14, a back plate 16, and a second plate in order from the first side plate 14 that is one side in the assembled state. The side plate 18 and the front plate 20 are formed so as to be connected in parallel to each other, and are divided by crease lines 22, 24, and 26 that are parallel to each other. The first side plate 14, the back plate 16, the second side plate 18, and the front plate 20 have substantially the same width in the connecting width direction, and the length in the connecting direction is the first side plate 14 and the second side plate. The face plate 18 is almost equally short, and the back plate 16 and the front plate 20 are almost equally long.

  A flap 28, which is a trapezoidal end surface member, is provided on one end of the first side plate 14 perpendicular to the direction of connection with the back plate 16, separated by a crease line 30. The length from the crease line 30 to the tip of the flap 28 is about ½ of the length of the back plate 16 in the connecting direction. Similarly, a flap 32 having substantially the same shape as the flap 28 is also provided on the end of the first side plate 14 opposite to the crease line 30, separated by a crease line 34.

  A flap 36 having substantially the same shape as the flap 28 is provided on one end of the second side plate 18 perpendicular to the direction of connection with the front plate 20, separated by a crease line 38. Similarly, a flap 40 having substantially the same shape as the flap 28 is also provided on the end of the second side plate 18 opposite to the crease line 38, separated by a crease line 42.

  One end side of the back plate 16 perpendicular to the direction of connection with the second side plate 18, and an end portion adjacent to the flap 36 are provided with an upper cover piece 44 and an insertion piece 46, which are end face members, in order. They are connected and separated by crease lines 48 and 50, respectively. The length from the crease line 48 to the crease line 50 of the upper lid piece 44 is substantially equal to the length in the connecting direction of the second side plate 18, and the length from the crease line 50 to the tip of the insertion piece 46 is the upper lid piece 44. Is about 1/4 of the above length. A lower lid piece 52 and an insertion piece 54 are sequentially connected to an end of the back plate 16 opposite to the crease line 48, and are separated by crease lines 56 and 58, respectively. The lower lid piece 52 and the insertion piece 54 have substantially the same shape as the upper lid piece 44 and the insertion piece 46.

  A trapezoidal opening perforation 60 is provided at the center of the end of the front plate 20 on the side adjacent to the flap 36 and into which the insertion piece 46 is inserted in the assembled state. .

  Further, the first glued plate 62, the rear partition plate 64, the second partition plate 66, the front partition plate 68, the first partition plate 70, and the second glued plate 72 are arranged in order on the edge of the front plate 20 in the connecting direction. It is connected.

  The first glued plate 62 is delimited by a crease line 74 at the boundary with the front plate 20, and is delimited by a first crease line 76 parallel to the crease line 74 at the boundary with the rear partition plate 64. The length in the connecting direction is shorter than the length in the connecting direction of the first side plate 14, and the length in the width direction is shortened from the crease line 74 to the first crease line 76.

  The rear partition plate 64 is separated from the second partition plate 66 by a second crease line 78 parallel to the first crease line 76. The second creased line 78 is provided with U-shaped auxiliary cuts 78a at two places in the middle, so that the second creased line 78 can be easily folded when assembled. Further, the connecting direction length of the back partition plate 64 is shorter than the connecting direction length of the back plate 16, and the width direction length is substantially uniform from the first crease line 76 to the second crease line 78.

  The boundary between the second partition plate 66 and the front partition plate 68 is divided by a third fold line 80 that is parallel to the second fold line 78. The length in the connection direction is shorter than the length in the connection direction of the second side plate 18, and the length in the width direction is substantially uniform from the second crease line 78 to the third crease line 80.

  The front partition plate 68 is separated from the first partition plate 70 by a fourth fold ruled line 82 parallel to the third fold ruled line 80. The fourth fold ruled line 82 is provided with U-shaped auxiliary cuts 82a at two locations in the middle, making it easy to bend the fourth fold ruled line 82 when assembling. The connecting direction length of the front partition plate 68 is shorter than the connecting direction length of the back plate 16, and the width direction length is substantially uniform from the third fold line 80 to the fourth fold line 82.

  Further, the front partition plate 68 is provided with a U-shaped cut 86 for cutting out a glued piece 84 extending from the portion of the third crease 80, and the third crease 80 on the portion slightly closer to the tip from the base. Is provided with an auxiliary crease line 86a.

  Furthermore, a buffer piece 88 that is a substantially rectangular buffer member is provided on one end side of the front partition plate 68 perpendicular to the direction of connection with the second partition plate 66 by a crease line 90. The length from the crease line 90 to the tip of the buffer piece 88 is set to be about the length in the connecting direction of the two side plates 14 and 18. Similarly, a buffer piece 92 having substantially the same shape as the buffer piece 88 is also provided on the end of the front partition plate 68 opposite to the crease line 90, separated by the crease line 94.

  The first partition plate 70 is separated from the second glued plate 72 by a fifth fold ruled line 96 parallel to the fourth fold ruled line 82. The length in the connecting direction is substantially equal to the length in the connecting direction of the second partition plate 66, and the length in the width direction is substantially uniform from the fourth fold ruled line 82 to the fifth fold ruled line 96.

  The second glued plate 72 has a length in the connecting direction that is about ½ of the length in the connecting direction of the front partition plate 68, and the length in the width direction gradually decreases from the fifth crease line 96 to the tip.

  Next, an example of an assembly method of the packaging box 10 with a buffer function will be described. Here, FIG. 2 to FIG. 6 are views of the back surface of the box-forming piece 12. Hereinafter, the folding method in which the front surface of the box-forming piece 12 is convex and the back surface is convex. Is called reverse folding.

  First, the box-forming piece 12 developed as shown in FIG. 2 is forward-folded along the fourth fold ruled line 82 as shown in FIG. Next, as shown in FIG. 3, glue 98 is applied to the surface of the second glued plate 72, and the second creased line 78 is forwardly folded as shown in FIG. Thereby, the surface of the second glued plate 72 is glued to the back surface of the rear partition plate 64.

  Next, as shown in FIG. 4, the glue 100 is applied to the surface of the glued piece 84, and the crease line 74 is normally folded as shown in FIG. 5. Thereby, the surface of the paste piece 84 is glued to the back surface of the front plate 20. Next, as shown in FIG. 5, the glue 102 is applied to the surface of the first glued plate 62, and the crease line 24 is normally folded as shown in FIG. As a result, the back surface of the first side plate 14 is glued to the surface of the first gluing plate 62. Thus, the box-forming piece 12 is in a folded state and is shipped in this state.

  Next, in a factory or the like for storing and packaging the contents W, the crease lines 22 and 26 are each normally folded at 90 degrees to form a rectangular box. Then, as shown in FIGS. 7A and 7B, since the surface of the first glued plate 62 is glued to the back surface of the first side plate 14, the first side plate 14, the back plate 16, the first The two side plates 18, the front plate 20, and the first glued plate 62 form the outer cylindrical body S1. In FIG. 7, the flaps 28, 32, 36, 40, the upper lid piece 44 and the insertion piece 46, the lower lid piece 52 and the insertion piece 54 are omitted.

  At this time, since the surface of the glued piece 84 is glued to the back surface of the front plate 20 inside the outer cylindrical body S1, the first crease line 76 and the auxiliary crease line 86a are normally folded, and the rear partition plate 64 faces the back plate 16 with a gap, and the second partition plate 66 faces the second side plate 18 with a gap. Further, since the surface of the second glue plate 72 is glued to the back surface of the rear partition plate 64, the third fold ruled line 80 and the fifth fold ruled line 96 are forwardly folded, and the front partition plate 68 is connected to the front plate 20. While facing a gap, the first partition plate 70 faces the first side plate 14 with a gap. In this way, the housing portion S2 surrounded by the rear partition plate 64, the second partition plate 66, the front partition plate 68, and the first partition plate 70 is formed.

  Next, as shown in FIG. 1B, the lower lid side of the outer cylindrical body S1 is closed. First, the crease line 94 is forward-folded, the buffer piece 92 is tilted obliquely, the crease lines 34, 42 are forward-folded 90 degrees each, the flaps 32, 40 are tilted, and the crease lines 56, 58 are further turned 90 degrees each. Fold it forward and close the lower opening of the outer cylindrical body S <b> 1 with the lower lid piece 52, and insert the insertion piece 54 into the back side of the front plate 20. Thus, the packaging box 10 with a buffer function shown in FIG.

  In this state, when the storage object W is put into the storage part S2, the side surface of the storage object W is held from all sides by the rear partition plate 64, the second partition plate 66, the front partition plate 68, and the first partition plate 70. The lower end portion of the stored item W is in contact with the back surface of the buffer piece 92 at an angle. Since the front end of the buffer piece 92 is locked inside the lower lid piece 52, the shock-absorbing piece 92 is elastically bent by receiving a pressure from the object W, and is accommodated by a resilient force that attempts to restore the bending. Support the object W.

  Next, the upper lid side of the outer cylindrical body S1 is closed. First, the crease line 90 is folded forward and the buffer piece 88 is tilted diagonally, the crease lines 30 and 38 are each folded forward by 90 degrees, the flaps 28 and 36 are tilted, and the crease lines 48 and 50 are respectively moved to 90 degrees. The upper lid piece 44 closes the upper opening of the outer cylindrical body S1 and inserts the insertion piece 46 into the back side of the front plate 20. Then, the upper end portion of the stored object W comes into contact with the back surface of the buffer piece 88 obliquely. Since the front end of the buffer piece 88 is locked inside the upper lid piece 44, the buffer piece 88 is elastically bent by receiving a pressure from the object W, and is elastically urged to restore the bending. Supports the upper end of W.

  As described above, the packaging box 10 with a buffer partition has the storage portion S2 that holds the side surface of the stored item W and the buffer pieces 88 and 92 that hold the upper and lower ends of the stored item W. Whatever direction the external impact is applied to, it is buffered by the flexibility of the housing part S2 or the buffer pieces 88, 92 itself, and the stored object W is protected from contact with the outer cylindrical body S1.

  In addition, since all of the outer box part such as the outer cylindrical body S1 and the inner box part such as the buffer partition can be integrally formed in one box forming piece 10, member management in a factory or the like is easy. The assembly method is also easy.

  Next, a packaging box 110 with a buffer partition according to a second embodiment of the present invention will be described. In the packaging box 10 with the buffer partition described above, the buffer member that supports the upper and lower ends of the stored item W in a cushioning manner is constituted by the buffer pieces 88 and 92 provided on the front partition plate 68. As shown in FIGS. 8A and 8B, the packaging box 110 with a buffer partition according to the embodiment is different in the structure of the buffer piece. Hereinafter, the configuration of the buffer member of the packaging box 110 with a buffer partition will be mainly described, and the same configuration as the packaging box 10 with the buffer partition will be denoted by the same reference numerals and description thereof will be omitted.

  The packaging box 110 with a buffer partition is assembled from a single box-forming piece 111, and, as shown in FIG. 9, one end side of the second partition plate 66 perpendicular to the connecting direction with the front partition plate 68. In addition, a buffer piece 112 which is a substantially rectangular member is provided by being separated by a crease line 114. The length from the crease line 114 to the tip of the buffer piece 112 is slightly shorter than the length of the front partition plate 68 in the connecting direction, and an engaging portion 112a protruding in a rectangular shape is provided at the center of the tip. Similarly, the engaging part 116a and the buffering piece 116, which are substantially the same shape as the engaging part 112a and the buffering piece 112, are also separated by the crease line 118 at the end of the second partition plate 66 on the opposite side to the folding line 114. Is provided.

  In addition, a buffer piece 120, which is a substantially rectangular end surface member, is provided on one end side of the first partition plate 70 perpendicular to the connecting direction with the second glued plate 72, separated by a crease line 122. . The length from the crease line 122 to the tip of the buffer piece 120 is substantially equal to the length of the buffer piece 112, and the engaging portion 120a formed by cutting out a rectangular shape at the center of the tip side can be engaged with the engaging portion 112a. Is provided. Similarly, the engaging part 124a and the buffering piece 124, which are substantially the same shape as the engaging part 120a and the buffering piece 120, are also separated by the crease line 126 on the opposite side of the first partition plate 70 from the creaseline 122. Is provided.

  When assembling the packaging box 110 with a buffer function, as described with reference to FIGS. 2 to 7, the outer cylindrical body S <b> 1 and the outer cylindrical body S <b> 1 are firstly glued and folded at a predetermined position of the box-forming piece 111, A housing part S2 is formed.

  Next, as shown in FIG. 8B, the operation of closing the lower lid side of the outer cylindrical body S1 is started. First, the crease lines 118 and 126 are forwardly folded, the buffer pieces 116 and 124 are tilted obliquely, and the engaging portion 116a and the engaging portion 124a are engaged. Then, the buffer pieces 116 and 124 are self-supporting in an inverted V shape and cover the lower opening of the housing portion S2. Next, the crease lines 34 and 42 are each normally folded at 90 degrees, the flaps 32 and 40 are folded down, and the crease lines 56 and 58 are respectively folded at 90 degrees and the lower lid piece 52 is used to form the outer cylindrical body S1. While closing a lower opening part, the insertion piece 54 is inserted in the back surface side of the front board 20. As shown in FIG. In this way, the packaging box 110 with a buffer function shown in FIG.

  In this state, when the storage object W is put into the storage part S2, the side surface of the storage object W is held from all sides by the rear partition plate 64, the second partition plate 66, the front partition plate 68, and the first partition plate 70. The lower end portion of the stored item W is in contact with the back surfaces of the buffer pieces 116 and 124 obliquely. The buffer pieces 116 and 124 are elastically bent by receiving a pressure from the container W while being engaged with each other, and support the lower end portion of the container W by an elastic force to restore the bending.

  Next, an operation of closing the upper lid side of the outer cylindrical body S1 is started. First, the crease lines 114 and 122 are forwardly folded, the buffer pieces 112 and 120 are tilted obliquely, and the engaging portion 112a and the engaging portion 120a are engaged. Then, the buffer pieces 112 and 120 are self-supporting in an inverted V shape and cover the upper opening of the housing part S2. Next, the crease lines 30 and 38 are each normally folded at 90 degrees, the flaps 28 and 36 are folded down, the crease lines 48 and 50 are respectively folded at 90 degrees, and the upper lid piece 44 is placed above the outer cylindrical body S1. While closing an opening part, the insertion piece 46 is inserted in the back surface side of the front board 20. As shown in FIG. Then, the upper end portion of the stored item W comes into contact with the back surfaces of the buffer pieces 112 and 120 obliquely. The buffer pieces 112 and 120 are elastically bent by receiving a pressure from the container W while being engaged with each other, and support the upper end portion of the container W by an elastic force that attempts to restore the bending.

  As described above, the packaging box 110 with a buffer partition has the same effect as the packaging box with a buffer partition according to the above-described embodiment. Since the buffer pieces 112, 116, 120, and 124 that hold the upper and lower end portions of the storage object W are provided, the storage portion S 2 or the buffer pieces 112, 116, 120, and 124 themselves themselves regardless of the direction of external impact. The material W is buffered by the flexibility, and the accommodation W is protected from contact with the outer cylindrical body S1.

  Next, a packaging box 130 with a buffer partition according to a third embodiment of the present invention will be described. In the packaging box 10 with the buffer partition according to the first embodiment described above, the buffer member that supports the upper and lower ends of the stored item W in a buffer manner is constituted by the buffer pieces 88 and 92 provided on the front partition plate 68. On the other hand, as shown in FIGS. 10 (a) and 10 (b), the packaging box 130 with a buffer partition of this embodiment is different in the structure of the buffer piece. Hereinafter, the configuration of the buffer member of the packaging box 130 with a buffer partition will be mainly described, and the same configuration as the packaging box 10 with the buffer partition will be denoted by the same reference numerals and description thereof will be omitted.

  The packaging box 130 with a buffer partition is assembled from a single box-forming piece 131 and, as shown in FIG. 11, one end side of the front partition plate 68 perpendicular to the direction of connection with the first partition plate 70. In addition, the inner lid piece 132, the first auxiliary buffer piece 134, and the second auxiliary buffer piece 136, which are substantially rectangular members, are sequentially connected, and are separated by crease lines 138, 140, 142, respectively. The length from the crease line 138 to the crease line 140 of the inner lid piece 132 is slightly longer than the length of the second partition plate 66 in the connecting direction. In addition, the length from the crease line 140 to the crease line 142 of the first auxiliary buffer piece 134 and the length from the crease line 142 to the tip of the second auxiliary buffer piece 136 are the length of the connecting direction of the second partition plate 66. Longer than 1/2 and equal to each other. An inner lid piece 144, a first auxiliary buffer piece 146, and a second auxiliary buffer piece 148 are sequentially connected to the end of the front partition plate 68 opposite to the crease line 138, and are separated by crease lines 150, 152, and 154, respectively. ing. The inner lid piece 144, the first auxiliary buffer piece 146, and the second auxiliary buffer piece 148 have substantially the same shape as the inner lid piece 132, the first auxiliary buffer piece 134, and the second auxiliary buffer piece 136 described above.

  When assembling the packaging box 130 with a buffer function, first, as described with reference to FIGS. 2 to 7, the box-forming piece is glued and folded at a predetermined position, and the outer cylindrical body S <b> 1 and the housing are accommodated in a three-dimensional manner. Part S2 is formed.

  Next, as shown in FIG. 10B, the operation of closing the lower lid side of the outer cylindrical body S1 is started. First, the crease line 150 is normally folded at 90 degrees, the inner lid piece 144 is tilted, and the lower opening of the accommodating portion S1 is closed. Further, the crease lines 152 and 154 are reversely folded, and the first and second auxiliary buffer pieces 146 and 148 are formed in an inverted V shape so as to be close to the inner lid piece 144. Next, the crease lines 34 and 42 are each normally folded at 90 degrees, the flaps 32 and 40 are folded down, and the crease lines 56 and 58 are respectively folded at 90 degrees and the lower lid piece 52 is used to form the outer cylindrical body S1. While closing a lower opening part, the insertion piece 54 is inserted in the back surface side of the front board 20. As shown in FIG. Thus, the packaging box 130 with a buffer function shown in FIG. 10A is assembled.

  In this state, when the storage object W is put into the storage part S2, the side surface of the storage object W is held from all sides by the rear partition plate 64, the second partition plate 66, the front partition plate 68, and the first partition plate 70. The lower end portion of the container W comes into contact with the back surface of the inner lid piece 144. The first and second auxiliary buffer pieces 152 and 154 are located in the space between the inner lid piece 144 and the lower lid piece 52, are elastically bent by receiving pressure from the contents W, and return the bending. The lower end of the object W is supported by the elastic force to be applied.

  Next, an operation of closing the upper lid side of the outer cylindrical body S1 is started. First, the crease line 138 is normally folded at 90 degrees, the inner lid piece 132 is tilted, and the upper opening of the housing part S1 is closed. Further, the crease lines 140 and 142 are reversely folded, and the first and second auxiliary buffer pieces 134 and 136 are formed in an inverted V shape so as to be close to the inner lid piece 132. Next, the crease lines 30 and 38 are each normally folded at 90 degrees, the flaps 28 and 36 are folded down, the crease lines 48 and 50 are respectively folded at 90 degrees, and the upper lid piece 44 is placed above the outer cylindrical body S1. While closing an opening part, the insertion piece 46 is inserted in the back surface side of the front board 20. As shown in FIG. Then, the upper end portion of the stored item W comes into contact with the back surface of the inner lid piece 132. The first and second auxiliary buffer pieces 134 and 136 are located in the space between the inner lid piece 132 and the upper lid piece 44, and are elastically bent by receiving pressure from the contents W, so that the bending is restored. The upper end portion of the container W is supported by the elastic force.

  As described above, the packaging box 130 with a buffer partition also has the same effect as the packaging box with a buffer partition of the above-described embodiment, and in particular, the housing part S2 that holds the side surface of the stored item W, Since the inner lid pieces 132 and 144 holding the upper and lower end portions of the storage object W, the first auxiliary buffer pieces 134 and 146, and the second auxiliary buffer pieces 136 and 148 are provided, no matter which direction external shock is applied to. The storage portion S2, the inner lid pieces 132 and 144, the first auxiliary buffer pieces 134 and 146, or the second auxiliary buffer pieces 136 and 148 themselves are buffered, and the storage object W does not contact the outer cylindrical body S1. As protected.

  Next, a packaging box 160 with a buffer partition according to a fourth embodiment of the present invention will be described. As shown in FIGS. 12A and 12B, the packaging box 160 with a buffer partition is obtained by omitting the second auxiliary buffer pieces 136 and 148 from the configuration of the packaging box 130 with a buffer partition according to the third embodiment. Other configurations are the same.

  The packaging box 160 with a buffer partition is slightly inferior to the packaging box 130 with a buffer partition in protecting the upper and lower ends of the stored item W. Can be increased in number, and assembly is facilitated.

  Next, a packaging box 170 with a buffer partition according to a fifth embodiment of the present invention will be described. In the packaging box 130 with a buffer partition according to the third embodiment described above, the buffer members that support the upper and lower ends of the stored item W in a cushioning manner are the inner lid pieces 132 and 144 that hold the upper and lower ends of the stored item W, Whereas the first auxiliary buffer piece 134, 146 and the second auxiliary buffer piece 136, 148 are configured, the packaging box 170 with a buffer partition of this embodiment is shown in FIGS. 13 (a) and 13 (b). Thus, the structure of the auxiliary buffer piece is different. Hereinafter, the configuration of the buffer member of the packaging box 170 with a buffer partition will be mainly described, and the same components as those of the packaging box 130 with a buffer partition will be denoted by the same reference numerals and description thereof will be omitted.

  The packaging box 170 with a buffer partition is assembled from a single box-forming piece 171, and as shown in FIG. 14, one end side of the front partition plate 68 perpendicular to the connecting direction with the first partition plate 70. In addition, a substantially rectangular inner lid piece 132 is provided by being separated by a crease line 138. The length from the crease line 138 to the crease line 140 of the inner lid piece 132 is slightly longer than the length of the second partition plate 66 in the connecting direction. An inner lid piece 144 having substantially the same shape as the inner lid piece 132 is provided on the end of the front partition plate 68 opposite to the crease line 138 so as to be partitioned by the crease line 150. The first auxiliary buffer pieces 134 and 146 and the second auxiliary buffer pieces 136 and 148 that the packaging box 130 with a buffer partition had are not provided here.

  In addition, a substantially rectangular first auxiliary buffer piece 172 is extended at the front end side of the flap 28 provided on the first side plate 14 by being separated by a crease line 174. The length from the crease line 174 to the tip of the first auxiliary buffer piece 172 is about ½ of the length of the back plate 16 in the connecting direction. Similarly, a first auxiliary buffer piece 176 is also extended on the front end side of the flap 32 provided on the first side plate 14 by being separated by a crease line 178. The first auxiliary buffer piece 176 has substantially the same shape as the first auxiliary buffer piece 172 described above.

  In addition, a substantially rectangular second auxiliary buffer piece 180 is extended on the tip side of the flap 36 provided on the second side plate 18 by being separated by a crease line 182. The length from the crease line 182 to the tip of the second auxiliary buffer piece 180 is about ½ of the length of the back plate 16 in the connecting direction. Similarly, a second auxiliary buffer piece 184 is also extended on the front end side of the flap 40 provided on the second side plate 18 by being separated by a crease line 186. The second auxiliary buffer piece 184 has substantially the same shape as the second auxiliary buffer piece 180 described above.

  When assembling the packaging box 130 with a buffer function, first, as described with reference to FIGS. 2 to 7, the box-forming piece is glued and folded at a predetermined position, and the outer cylindrical body S <b> 1 and the housing are accommodated in a three-dimensional manner. Part S2 is formed.

  Next, as shown in FIG. 13B, the operation of closing the lower lid side of the outer cylindrical body S1 is started. First, the crease line 150 is normally folded at 90 degrees, the inner lid piece 144 is tilted, and the lower opening of the accommodating portion S1 is closed. Next, the crease lines 178 and 186 are normally folded, and the first and second auxiliary buffer pieces 176 and 184 are brought close to the back surfaces of the flaps 32 and 40. Then, the crease lines 34 and 42 are each normally folded at 90 degrees, the flaps 32 and 40 are folded down, the crease lines 56 and 58 are respectively folded at 90 degrees, and the lower lid piece 52 is below the outer cylindrical body S1. While closing an opening part, the insertion piece 54 is inserted in the back surface side of the front board 20. As shown in FIG. In this way, the packaging box 130 with a buffer function shown in FIG.

  In this state, when the storage object W is put into the storage part S2, the side surface of the storage object W is held from all sides by the rear partition plate 64, the second partition plate 66, the front partition plate 68, and the first partition plate 70. The lower end portion of the container W comes into contact with the back surface of the inner lid piece 144. The first and second auxiliary buffer pieces 176 and 184 are located in a space between the inner lid piece 144 and the lower lid piece 52, are elastically bent by receiving a pressure from the object W, and return the bending. The lower end of the object W is supported by the elastic force to be applied.

  Next, an operation of closing the upper lid side of the outer cylindrical body S1 is started. First, the crease line 138 is normally folded at 90 degrees, the inner lid piece 132 is tilted, and the upper opening of the housing part S1 is closed. Next, the crease lines 174 and 182 are normally folded, and the first and second auxiliary buffer pieces 172 and 180 are brought close to the flaps 28 and 36. Then, the crease lines 30 and 38 are each normally folded at 90 degrees, the flaps 28 and 36 are folded down, and the crease lines 48 and 50 are respectively folded at 90 degrees, and the upper lid piece 44 opens the upper opening of the outer cylindrical body S1. The part 46 is closed, and the insertion piece 46 is inserted into the back side of the front plate 20. Then, the upper end portion of the stored item W comes into contact with the back surface of the inner lid piece 132. The first and second auxiliary buffer pieces 172 and 180 are located in the space between the inner lid piece 132 and the upper lid piece 44, and are elastically bent by receiving pressure from the contents W, so that the bending is restored. The upper end portion of the container W is supported by the elastic force.

  As described above, the packaging box 130 with a buffer partition also has the same effect as the packaging box with a buffer partition of the above-described embodiment, and in particular, the housing part S2 that holds the side surface of the stored item W, Since the inner lid pieces 132, 144, the first auxiliary buffer pieces 172, 176, and the second auxiliary buffer pieces 180, 184 that hold the upper and lower ends of the stored item W are included, no matter which direction external shock is applied to The housing part S2, the inner lid pieces 132 and 144, the first auxiliary buffer pieces 172 and 176, or the second auxiliary buffer pieces 180 and 184 themselves are buffered by the flexibility, and the stored article W does not contact the outer cylindrical body S1. As protected.

  The invention is not limited to the above embodiment. For example, the material of the box-forming piece is preferably paper or a synthetic resin sheet. In view of this, the selection of material and the setting of thickness can be freely changed. In addition, when there is a risk of being handled randomly during transportation, it is preferable to set the shape and arrangement of each member so that the distance between the outer cylindrical body and the accommodating portion is widened.

10 Packaging Box with Buffer Partition 12 Box Forming Piece 14 First Side Plate 16 Back Plate 18 Second Side Plate 20 Front Plates 22, 24, 26, 30, 34, 38, 42, 48, 50, 56, 58, 74, 90, 94 Folded lines 28, 32, 36, 40 Flap 44 Upper lid piece 46 Insertion piece 52 Lower lid piece 54 Insertion piece 62 First glue plate 64 Rear partition plate 66 Second partition plate 68 Front partition plate 70 First partition plate 72 Second glued plate 76 First fold ruled line 78 Second fold ruled line 80 Third fold ruled line 82 Fourth fold ruled line 84 Glue piece
86 Notches 88, 92 Buffer pieces 96 Fifth ruled lines 98, 100, 102 Adhesive 110, 130, 160, 170 Packing boxes 112, 116, 120, 124 with buffer partitions Buffer pieces 132, 144 Inner lid pieces 134, 146 172, 176 First auxiliary buffer piece 136, 148, 180, 184 Second auxiliary buffer piece

Claims (5)

It consists of a box-shaped piece integrally punched from one blank sheet, and the box-shaped piece has a crease line in which the first side plate, the back plate, the second side plate, and the front plate are parallel to each other in order. End face members forming upper and lower lids are extended at predetermined ends perpendicular to the connecting direction, and the box-forming pieces are assembled and the first side plate, In the packaging box with a buffer partition, in which the face plate, the second side plate and the front plate form a rectangular outer cylindrical body, and the upper and lower openings are respectively closed by the upper lid and the lower lid,
A first glued plate, a rear partition plate, a second partition plate, a front partition plate, a first partition plate, and a second glued plate are sequentially connected to the end portion in the connecting direction of the front plate via a crease line. ,
The first glued plate has a connecting direction length shorter than a connecting direction length of the first side plate, and a first folding in which a boundary with the rear partition plate is parallel to an end side of the front plate in the connecting direction. Separated by ruled lines,
The back partition plate has a connection direction length shorter than a connection direction length of the back plate, and a boundary with the second partition plate is divided by a second crease line parallel to the first crease line,
The second partition plate has a connection direction length shorter than a connection direction length of the second side plate, and the front partition plate and the boundary are separated by a third crease line parallel to the second crease line,
The front partition plate has a connection direction length shorter than a connection direction length of the back partition plate, and a boundary with the first partition plate is divided by a fourth fold ruled line parallel to the third fold ruled line,
The first partition plate has a connection direction length equal to a connection direction length of the second partition plate, and the second glued plate and the boundary are separated by a fifth fold ruled line parallel to the fourth fold ruled line,
The second glued plate is provided with a connecting direction length shorter than a connecting direction length of the front partition plate,
A buffer member is extended at a predetermined end perpendicular to the connecting direction of the back partition plate, the second partition plate, the front partition plate, and the first partition plate,
With the box forming piece assembled,
The surface of the first glued plate is glued to the back surface of the first side plate, and the surface of the glued piece that is a part of the front partition plate and extends from the second partition plate is the front plate. The back partition plate is held facing the back plate with a gap, and the second partition plate is held facing the second side plate with a gap. ,
When the front surface of the second glued plate is glued to the back surface of the rear partition plate, the front partition plate is held facing the front plate with a gap, and the first partition plate is It is held facing the first side plate with a gap,
A container is accommodated in a cylindrical accommodating portion formed by the front partition plate, the back partition plate, the first partition plate, and the second partition plate,
The buffer member fits inside the upper lid and the lower lid, is positioned so as to cross the upper side and the lower side opening of the storage unit, and locks the upper and lower ends of the stored item. Box for packaging with partitions. The buffer member is a buffer piece extending at a predetermined one end perpendicular to the connecting direction of the front partition plate, the back partition plate, the first partition plate, and the second partition plate,
The packaging box with a buffer partition according to claim 1, wherein a part of the buffer piece is locked to an inner surface of the upper lid and the lower lid in a state where the upper lid and the lower lid are closed. The buffer member is a buffer piece extending at a predetermined end perpendicular to the connecting direction of the front partition plate, the back partition plate, the first partition plate, and the second partition plate,
The buffer pieces are provided in the upper and lower openings of the housing part, respectively, such that the tip parts thereof are opposed to each other, and the tip parts are engaged with each other so that the upper part and the lower part of the container part are engaged with each other. The packaging box with a buffer partition according to claim 1, which covers each of the side openings. The buffer member includes an inner lid piece extending at one end perpendicular to the connecting direction of the front partition plate, the rear partition plate, the first partition plate, and the second partition plate, and the inner lid piece. It consists of an auxiliary buffer piece extended at the tip of
With the upper lid and the lower lid closed, the inner lid piece closes the upper and lower openings of the housing portion, respectively, and a part of the auxiliary buffer piece is locked to the inner side surfaces of the upper lid and the lower lid. The packaging box with a buffer partition according to claim 1, wherein the inner lid piece is held by holding. The buffer member includes an inner lid piece extending at one end perpendicular to the connecting direction of the front partition plate, the rear partition plate, the first partition plate, and the second partition plate, and the upper lid and the lower lid. It is composed of an auxiliary buffer piece extended at the tip of the end surface member that forms the lid,
With the upper lid and the lower lid closed, the inner lid piece closes the upper and lower openings of the accommodating portion, respectively, and a part of the auxiliary buffer piece is locked to the inner lid piece. The packaging box with a buffer partition according to claim 1, wherein the inner lid piece is held.

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