JP2009220871A - Wrapping device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a wrapping device which can secure a protecting function against the external dropping force while reducing the amount of materials used for the entire wrapping device. <P>SOLUTION: The wrapping device is provided with an outer side panel 9, an inner side panel 8, an upper panel 10, and folding sections 16, 17, 18 which circumscribe with these panels. The folding sections 16, 17, 18 form a wall structure to constitute corner sections of the wrapping device 100A. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a packaging device for packaging an object to be packaged such as a ventilation fan, which has an overhanging structure projecting on the outer periphery of the frame on one end side of a substantially rectangular frame.

  Conventionally, in a packaging device of a device such as a ventilating fan having a flange projecting on the outer periphery of the frame on one end side of the body portion, and a decorative grille mounted so as to embrace the flange, The center side plate that stands up from the opposite sides of the bottom plate and forms a storage space inside, and on both sides of each center side plate, the height of the center side plate from the inner side than the center side plate An outer side plate standing upright at the same height, and a common upper plate on the upper edge of each of the central side plate and the outer side plate, and a part of the ventilation fan placed on the upper plate In the ventilating fan packaging apparatus, at least a part of the contour forming the recess is provided on the outer edge of the upper plate by providing a plurality of recesses constricted to the inside of the upper plate so that at least fingers can be inserted. Is the outer side plate Those composed of a straight line "as leading to an extension of the inner edge has been proposed (e.g., see Patent Document 1).

Japanese Utility Model Publication No. 8-2156 (2nd page, Fig. 1)

  The conventional packaging device has a high buffer protection function, and the ventilation fan can be kept in a good buffer protection state by packaging the ventilation fan together with the outer box. The buffer protection function is a function that protects the exhaust fan, which is the package, from external forces such as vibration of the transport vehicle that occurs between shipment from the manufacturing plant and arrival at the customer's door, or dropping during cargo handling work. In order to ensure the function, a rigid material was selected and used for a corrugated cardboard or the like as a material for a packaging device or an outer box.

  However, the environment required for packaging is becoming increasingly severe, and there is a strong demand for reduction of excess packaging, ease of disposal, high recyclability, etc., and it is necessary to reduce the weight and simplify packaging. is there. At the same time, there is a high demand for protection of the package from external forces generated during transportation, and it is also necessary to improve the protection against damage to the package due to falling external forces that have a large effect on the package among the external forces received during transportation. .

  The present invention has been made in order to solve the above-described problems, and provides a packaging device that can secure a protective function against a falling external force while reducing the amount of material used in the entire packaging device.

  In the packaging apparatus according to the present invention, the packaging apparatus is configured by a rigid sheet-like paper material and wraps an article to be packaged having an overhang structure projecting on the outer periphery of the frame on one end side of a substantially rectangular frame body, A bottom plate, an outer plate that stands up from opposite sides of the bottom plate and forms a storage space therein, and an inner plate that stands up to approximately the same height as the outer plate from the inside in the facing direction of each outer plate; A common upper plate that straddles the upper edges of the outer plate and the inner plate, and a contact piece portion that circumscribes the bottom plate, the outer plate, and the upper plate, and the contact piece portion includes the bottom plate A wall structure is formed continuously with the outer plate and the upper plate, and a corner portion formed by a bottom surface and a side surface is formed.

  In this invention, the corner | angular part of the packaging apparatus was comprised by providing a wall structure by the contact piece part. For this reason, it is possible to improve the drag force in the angular direction, and to ensure the protection function of the package.

Embodiment 1 FIG.
1 is an exploded perspective view showing a relationship between a packaging apparatus according to Embodiment 1 of the present invention, an article to be packaged therein, and an outer box, and FIG. 2 is a plan view showing a state in which the packaging apparatus is unfolded. FIG. 3 is a perspective view of the packaging device, and FIG. 4 is a side perspective view with a partial cross section showing a state in which an article to be packaged is packaged. 4 is a view seen from the direction of the arrow X1 in FIG.

  As shown in FIG. 1, the article to be packaged 300 has an overhanging structure part 300a that projects to the outer periphery of the frame on one end side of a body part 300b having a substantially rectangular frame, and is schematically represented in the drawing. ing. In the first embodiment, a wrapping apparatus 100A made of corrugated paper or the like is housed in a rectangular parallelepiped outer box 200 made of a rigid paper material such as corrugated paper, and an object to be packaged 300 is housed in the packaging apparatus 100A. Packaging is performed by supporting and placing the protective plate 201 on the article to be packaged 300 and then closing the flap of the outer box 200.

As shown in FIG. 2, the packaging apparatus 100A is composed of a single sheet 1A, and is formed by bending or cutting the sheet 1A.
Cutting lines 2, 13, and 19 indicated by solid lines are formed on the sheet 1A. The cutting line 2 and the cutting line 13 have substantially the same length. Moreover, the broken line shown with a dashed-dotted line and a broken line is formed, among these, the broken lines 3, 5, and 14 of a dashed-dotted line become a valley fold part, respectively, and the broken broken lines 4, 6, 12, and 15 become a mountain fold part, respectively. Yes.

  When assembling the packaging apparatus 100A, the mountain is folded along the broken line 12 and then the valleys are folded along the dashed lines 3, 5, and 14, and the mountains along the broken lines 4, 6, and 15 are broken. Fold it. By assembling in this way, as shown in FIG. 3, the outer plate 9 and the inner plate 8 erected from the bottom plate 7, the common upper plate 10 formed over the outer plate 9 and the inner plate 8, and the bottom plate 7, the outer plate 9, the folded portion bottom plate 16 connected to the outer end of the upper plate 10, the folded portion side plate 17, the folded portion upper plate 18 (the folded portion bottom plate 16, the folded portion side plate 17, the folded portion upper plate 18, (Corresponding to the contact piece portion of the present invention) and the tongue piece 11 are formed. In addition, when valley-folding along the fold line 5, it folds, pressing the tongue piece 11 so that the tongue piece 11 may comprise the same plane as the baseplate 7. FIG.

  In FIG. 3, the outer plate 9 and the inner plate 8 have substantially the same height, and the upper plate 10 is formed substantially horizontally. When packaging the article to be packaged 300, the trunk portion 300b is fitted in the space formed by the outer plate 9 and the inner plate 8, and the overhanging structure portion 300a is stored in contact with the upper surface of the upper plate 10. The Therefore, the package object 300 can be stably supported.

  Further, a folded portion bottom plate 16, a folded portion side plate 17, and a folded portion upper plate 18 are formed by folding along the folding line 12, and are partially doubled with respect to the bottom plate 7, the outer plate 9, and the upper plate 10. It constitutes a wall structure. Further, the wall structure formed by the folded portion bottom plate 16, the folded portion side plate 17, and the folded portion upper plate 18 constitutes a corner portion of the packaging device 100A.

  Moreover, the tongue piece 11 is formed so that the same plane as the baseplate 7 may be comprised, and two pieces are provided per edge | side of one side. The tongue piece 11 and the folded-back portion side plate 17 are provided at positions where the outer end portions abut against each other.

  In the packaging device configured as described above, a procedure for packaging the article to be packaged 300 will be described with reference to FIGS. FIG. 4 is a side perspective view of a partial cross-section when FIG. 3 is viewed from the X1 direction. In FIG. 4, the outer shape of the article to be packaged 300 is shaded, and the cut surface of the outer box 200 is indicated by parallel oblique lines. In addition, the packaging device 100A is shown as viewed from the X1 direction in FIG.

  In FIG. 4, first, the inner flap 200a and the outer flap 200b of the outer box 200 are closed to form the bottom surface of the outer box 200, and the bottom surface is fixed with an adhesive tape or the like. And the packaging apparatus 100A assembled as described above is stored in the outer box 200 with the top surface of the outer box 200 opened. At this time, the outer peripheral end of the upper plate 10 and the tip end portion of the tongue piece 11 are substantially in contact with the inner side surface of the outer box 200, and the outer ends of the inner plate 8 and the folded portion side plate 17 are also inside the outer box 200. It is substantially in contact with the side surface. Therefore, the packaging device 100A is in contact with the four inner surfaces of the outer box 200, so that the packaging device 100A can be prevented from swinging in the outer box 200.

  Next, the article to be packaged 300 is stored in the packaging apparatus 100A. The trunk portion 300b of the article to be packaged 300 is fitted into a storage space formed by the outer plate 9 and the inner plate 8, and the lower surface of the overhanging structure portion 300a is brought into contact with the upper plate 10 and stored. The inner surface of the outer plate 9 is in contact with the outer surface of the trunk portion 300b, and the outer end of the inner plate 8 in the storage space is also in contact with the outer surface of the trunk portion 300b. Therefore, the article 300 can be held in the storage space of the packaging apparatus 100A. Further, an appropriate space is formed between the outer peripheral end of the overhanging structure portion 300 a and the outer peripheral end of the upper plate 10. Therefore, the impact from the outside world can be absorbed by this space, and the impact propagation to the article to be packaged 300 can be reduced.

  Next, the upper surface of the article to be packaged 300 is covered with a protective plate 201 made of corrugated paper or the like, and the inner flap 200c and the outer flap 200d on the top surface of the outer box 200 are closed and sealed to complete the packaging.

  As described above, according to the packaging device of the first embodiment, the storage space for the trunk portion 300b is provided by the outer plate 9 and the inner plate 8, and the mounting structure for the overhanging structure portion 300a is provided by the upper plate 10. Since it provided, the to-be-packaged product 300 can be supported stably. Moreover, since the folding | turning part side plate 17 supports the overhang | projection structure part 300a from the bottom, the maintenance of the attitude | position of the upper board 10 is strengthened, and the retention strength of the to-be-packaged product 300 further improves.

  Further, since the corner portion is constituted by the L-shaped wall structure formed by the folded portion bottom plate 16 and the folded portion side plate 17 and is brought into contact with the inner wall of the outer box 200, the drag force of the corner portion of the outer box 200 is determined. Can be increased. Therefore, it is possible to suppress the deformation of the corners of the outer box 200 and to maintain the spatial distance from the packaged object, thereby preventing the deformation defect of the packaged object. For this reason, application can be expanded to a thing with the mass of a packaged thing large. Thus, since the protection performance of the package can be improved, the protection performance can be maintained even if the corrugated paper or the like used as the material is reduced in weight to reduce the amount of use.

  In addition, since the outer end of the folded portion side plate 17 and the outer end of the tongue piece 11 are in contact with each other, it is possible to provide a rough deformation resistance against the falling external force of the L-shaped wall structure formed by the folded portion bottom plates 16 and 17. Can be improved.

  Further, since the packaging device 100A is formed by bending or cutting up from a flat sheet, it has good transport efficiency when transporting materials from a corrugated cardboard supplier, etc., and also saves storage space when used in factories and the like. can do.

  The contact portion between the bottom plate 7 and the folded portion bottom plate 16, the contact portion between the outer plate 9 and the folded portion side plate 17, and the contact portion between the upper plate 10 and the folded portion upper plate 18 are fixed by adhesion or the like. May be. By doing in this way, superposition | polymerization integration of each contact part becomes strong, and a crawl resistance can be improved further.

  In the above description, an example in which two tongue pieces 11 are provided on each side has been described, but the number of tongue pieces 11 may be one or three or more. At that time, when one tongue piece 11 is provided for each side, the outer end portion is provided so as to be in contact with the folded portion side plate 17. When three or more tongue pieces 11 are provided on each side, the outer end portions of the two tongue pieces 11 located on the outermost side are provided so as to be in contact with the turn-up portion side plate 17. By doing in this way, the crushing deformation resistance with respect to the fall external force of the L-shaped wall structure formed of the folded back bottom plates 16 and 17 can be improved.

Embodiment 2. FIG.
In the first embodiment, the example in which the wall structure is provided at the corner by providing the folded portion bottom plates 16 and 17 using one sheet is described. However, in the second embodiment, another member is provided. An example in which a wall structure is provided at a corner portion will be described.

FIG. 5 is a plan view showing a state in which the packaging device is developed, and FIG. 6 is a perspective view of the packaging device. In the second embodiment, the same parts as those in the first embodiment are denoted by the same reference numerals and description thereof is omitted.
In FIG. 5, the packaging device according to the second embodiment is configured by laminating a sheet 1B shown in (a) and a pasting plate 20 shown in (b). Since the seat 1B has a bilaterally symmetric configuration, in FIG. 5 (a), only the right side is given a reference numeral, and the left side reference is omitted. Moreover, in FIG.5 (b), the sheet | seat 1B is virtually shown with the dashed-two dotted line.

FIG. 5A is composed of a single sheet 1B, in which cutting lines 2 and 19 indicated by solid lines are formed. Moreover, the broken line shown with a dashed-dotted line and a broken line is formed, Among these, the broken lines 3 and 5 of a dashed-dotted line are trough fold parts, respectively, and the broken broken lines 4 and 6 are respectively mountain fold parts.
FIG. 5B shows two sticking plates 20 made of a rigid paper material such as a substantially rectangular cardboard paper. The sticking plate 20 is formed with a valley fold line 21 indicated by a one-dot chain line. Moreover, the sticking board 20 has the junction part 22 (FIG.5 (b) shaded part) for adhering to Fig.5 (a) with an adhesive agent etc. FIG.

  When assembling the packaging apparatus 100B, the bottom plate 7 is folded along the dashed lines 3 and 5 along the alternate long and short dashed lines 3 and 5 along the dashed lines 4 and 6 as shown in FIG. The outer plate 9 and the inner plate 8 rising from the upper plate 10, the upper plate 10 common to the outer plate 9 and the inner plate 8, and the tongue piece 11 are formed. When the valley folds along the fold line 5, the tongue 11 is folded while pressing the tongue 11 so as to form the same plane as the bottom plate 7.

  Further, the sticking plate 20 is valley-folded along the broken line 21 shown by the one-dot chain line, and one end of the long side of the sticking plate 20 is aligned with the straight end surface constituted by the outer ends of the bottom plate 7 and the inner plate 8. 5 and the folding line 21 of the sticking plate 20 are superposed so that they are joined to the sheet 1B by the joining portion 22 and fixed by using the adhesive or the like by the joining portion 22.

  FIG. 6 shows the packaging apparatus 100B after assembly. In FIG. 6, the bottom surface of the bottom plate 7 is provided with a bottom plate portion 20 a and the outer side plate 9 is provided with a side plate portion 20 b, which is partially double-walled with respect to the bottom plate 7 and the outer plate 9. Is configured. Moreover, the standing height of the sticking plate side portion 20b is configured to be about half of the standing height of the outer plate 9. Moreover, the L-shaped wall structure comprised by the sticking board bottom part 20a and the sticking board side part 20b comprises the corner | angular part of the packaging apparatus 100B.

  Moreover, the tongue piece 11 is formed so that the same plane as the baseplate 7 may be comprised, and two pieces are provided per edge | side of one side. The tongue piece 11 and the sticking plate 20 are provided at positions where the outer end portions thereof are in contact with each other.

  When packaging is performed using the packaging apparatus 100B assembled as described above, the packaging apparatus 100B is accommodated in the outer box 200, and the package object 300 is packaged. Since the packaging method is the same as that of the first embodiment, detailed description thereof is omitted.

  As described above, according to the second embodiment, since the packaging plate 100B is provided with the sticking plate 20 made of a member different from the sheet 1B, it is possible to use materials having different rigidity between the sheet 1B and the sticking plate 20. it can. Therefore, when it is desired to particularly strengthen the strength of the corner portion, only the material of the sticking plate 20 can be used with a material having increased rigidity, and the resistance to the crushed force due to the drop external force can be improved with the minimum amount of use.

  Moreover, since the joining part 22 joined by an adhesive agent etc. is provided, the polymerization integration of the bottom plate 7 and the sticking plate bottom part 20a, and the outer side plate 9 and the sticking plate side part 20b can be strengthened. For this reason, it is possible to further improve the drag resistance due to the falling external force in the angular orientation. Thus, since the protection performance of the package can be improved, the protection performance can be maintained even if the corrugated paper or the like used as the material is reduced in weight to reduce the amount of use.

  In addition, since the packaging device 100B is composed of the flat sheet 1B and the sticking plate 20, the packaging device 100B has good transport efficiency from a corrugated boarder before assembly, and saves storage space when used in a factory or the like. be able to.

Embodiment 3 FIG.
In the third embodiment, another embodiment in which a wall structure is provided using another member as in the second embodiment will be described.

FIG. 7 is a plan view showing a state in which the packaging device is developed, and FIG. 8 is a perspective view of the packaging device. In the third embodiment, the same parts as those in the second embodiment are denoted by the same reference numerals and description thereof is omitted.
In FIG. 7, the packaging device according to the third embodiment is configured by laminating a sheet 1C shown in (a) and a sticking plate 30 shown in (b). Since the seat 1C has a bilaterally symmetric configuration, in FIG. 7A, only the right side is given a reference numeral, the left side reference is omitted, and the same parts as in FIG. 5A shown in the second embodiment are used. Therefore, detailed description is omitted. Moreover, in FIG.7 (b), the position corresponding to the sheet | seat 1C is virtually shown with the dashed-two dotted line.

  FIG. 6B shows a sticking plate 30 made of a rigid paper material such as a substantially rectangular cardboard paper. The sticking plate 30 has a long side length substantially the same as the length in the depth direction of the bottom plate 7, a cutting line 31 shown by a solid line is formed, and a valley folding line 32 shown by a one-dot chain line is formed. Moreover, the sticking board 30 has the junction part 33 (FIG.7 (b) shaded part) for adhering to Fig.6 (a) with an adhesive agent etc. FIG.

When assembling the packaging apparatus 100C, the sheet 1C is assembled in the same manner as described in the second embodiment.
The sticking plate 30 is valley-folded along the dashed line 32, and is joined to the sheet 1C by the joining portion 33 using an adhesive or the like so that the folding line 32 and the folding line 5 of the sheet 1C are mixed.

  FIG. 8 shows the packaging apparatus 100C after assembly. In FIG. 8, an adhesive plate bottom portion 30 a and an adhesive plate side portion 30 b are provided on the lower surface of the bottom plate 7 and the outside of the outer plate 9, and an L-shaped double wall structure is provided for the bottom plate 7 and the outer plate 9. It is composed.

  Further, the tongue pieces 11 are formed to extend so as to form the same plane as the bottom plate 7, and two tongue pieces 11 are provided for each side. Moreover, the sticking board 30 is joined to the outer side of the tongue piece 11, and has a double structure.

  When packaging is performed using the packaging apparatus 100 </ b> C assembled as described above, the packaging apparatus 100 </ b> C is housed in the outer box 200 and the package object 300 is packaged. Since the packaging method is the same as that of the first embodiment, detailed description thereof is omitted.

  As described above, according to the third embodiment, since the packaging plate 100C is provided with the sticking plate 30 made of a member different from the sheet 1C, it is possible to use materials having different rigidity between the sheet 1C and the sticking plate 30. it can. Therefore, when it is desired to particularly strengthen the strength of the corner portion, only the material of the sticking plate 30 can be used with a material having increased rigidity, and the resistance to the crushed force due to the drop external force can be improved with the minimum amount of use.

Moreover, since the joining part 33 joined by an adhesive agent etc. was provided, each superposition | polymerization integration of the baseplate 7 and the sticking board bottom part 30a, the outer side board 9, the sticking board side part 30b, and the tongue piece 11 and the sticking board bottom part 30a is carried out. Can be strong. For this reason, it is possible to further improve the drag resistance due to the falling external force in the angular orientation.
Moreover, since the said part becomes a double structure by joining the tongue piece 11 and the sticking board 30, the space holding | maintenance force with the inner wall surface of the outer case 200 increases, and the external force by the handling of the load etc. in transport is increased. Even if it adds, the support of the trunk | drum 300b of the to-be-packaged object 300 can be maintained reliably. Further, since the outer end of the tongue piece 11 is in contact with the outer end of the sticking plate side portion 30b, the deformation resistance force against the drop external force of the L-shaped wall structure formed by the sticking plate bottom portion 30a and the sticking plate side portion 30b. Can be improved.
Thus, since the protection performance of the package can be improved, the protection performance can be maintained even if the corrugated paper or the like used as the material is reduced in weight to reduce the amount of use.

  Further, since the packaging device 100C is formed by bending or cutting from a flat sheet, it has good transport efficiency when transporting materials from a corrugated cardboard company, etc., and also saves storage space when used in factories and the like. can do.

Embodiment 4 FIG.
In the first embodiment, the example in which the wall structure is provided at the corner by the folded-back bottom plates 16 and 17 has been described. However, in the fourth embodiment, the wall structure is provided at the corner by the outer plate 9. An example will be described.

  9 is a plan view showing a state in which a packaging device according to Embodiment 4 of the present invention is developed, FIG. 10 is a perspective view of the packaging device, and FIG. 11 is a part showing a state in which an article to be packaged is packaged in the packaging device. It is side surface perspective drawing by a cross section. FIG. 11 is a view seen from the direction of the arrow X2 in FIG. Since the seat 1D shown in FIG. 9 has a bilaterally symmetric configuration, only the right side is given a reference numeral, and the left side reference is omitted. Further, the same parts as those of the first embodiment are denoted by the same reference numerals and the description thereof is omitted.

As shown in FIG. 9, the packaging device 100 </ b> D is composed of a single sheet 1 </ b> D punched out so as to form a tongue piece shape on both sides of a substantially rectangular side, and is formed by bending or cutting the sheet 1 </ b> D. ing.
Cutting lines 41 and 19 indicated by solid lines are formed on the sheet 1D. In addition, a broken line indicated by a one-dot chain line and a broken line is formed, and among these, the broken lines 5, 40, 42 and 47 of the dashed-dotted line are valley folds, and the broken broken lines 6 and 43 are respectively the mountain folds.

  When assembling the packaging device 100D, the valley folds along the broken line 40 of the alternate long and short dash line, then the valley folds along the fold lines 42, 5, 47, and then the mountain folds along the fold lines 43, 6. 10, the outer plate 9 and the inner plate 45 erected from the bottom plate 7, the upper plate 10 connected to the outer plate 9 via the fold line 6, and the upper plate 10 connected to the upper plate 10 via the fold line 47. An auxiliary upper plate 48 is formed. The bottom plate 7, the outer plate 9, and the upper plate 10 have substantially the same width, and each end portion forms a side that is continuous in a substantially straight line. When the valley is folded along the fold line 5, the tongue piece 11 is folded while pressing the tongue piece 11 so that the tongue piece 11 forms the same plane as the bottom plate 7.

  In FIG. 10, the outer plate 9 and the inner plate 45 have substantially the same height, and the upper plate 10 is formed substantially horizontally. Further, the folded portion upper plate 46 is in contact with the upper surface of the upper plate 10 to form a flat surface. An auxiliary upper plate 48 is abutted and polymerized on the upper surface of the upper plate 10 via a fold line 47, and the upper surface of the folded portion upper plate 46 and the upper surface of the auxiliary upper plate 48 are formed in the same plane. ing.

  Moreover, the tongue piece 11 is formed so that the same plane as the baseplate 7 may be comprised, and two pieces are provided per edge | side of one side.

  In the packaging device configured as described above, a packaging procedure of the packaging device according to the fourth embodiment will be described with reference to FIGS. In addition, FIG. 11 is a side perspective view with a partial cross section when FIG. 10 is viewed from the X2 direction. In FIG. 11, the outer shape of the article to be packaged 300 is shaded, the cut surface of the outer box 200 is indicated by parallel oblique lines, and the cross-sectional portion of the packaging device 100D is indicated by parallel lanes with a small interval.

  In FIG. 11, first, the inner flap 200a and the outer flap 200b of the outer box 200 are closed to form the bottom surface of the outer box 200, and the bottom surface is fixed with an adhesive tape or the like. And the packaging apparatus 100D assembled as mentioned above is accommodated in the outer box 200 with the top surface of the outer box 200 opened. At this time, the outer peripheral end of the upper plate 10, the outer plate 9 (not shown in FIG. 11), and the outer peripheral end of the inner plate 45 are in contact with the inner side surface of the outer box 200. Further, the tip end portion of the tongue piece 11 (not shown in FIG. 11) is also substantially in contact with the inner side surface of the outer box 200. Accordingly, the packaging device 100D is in contact with the four inner surfaces of the outer box 200, and the packaging device 100D can be prevented from swinging in the outer box 200.

  Next, the article to be packaged 300 is stored in the packaging device 100D. The body portion 300b of the package 300 is fitted into a storage space formed by the outer plate 9 and the inner plate 45, and the lower surface of the overhanging structure portion 300a is formed of a folded portion upper plate 46 and an auxiliary upper plate 48. Store in contact with the surface. The inner surface of the outer plate 9 and the inner end of the inner plate 8 are in contact with the outer surface of the trunk portion 300b. Further, a step is formed between the folded-back portion bottom plate 44 and the bottom plate 7, and the lower portion of the trunk portion 300b is accommodated in a portion where the step is low. Therefore, the position of the trunk portion 300b can be fixed by the folded-back portion bottom plate 44, and the barrel portion 300b can be prevented from swinging. Further, an appropriate space is formed between the outer peripheral end of the overhanging structure portion 300 a and the outer peripheral end of the top surface portion formed by the folded-up portion upper plate 46 and the auxiliary upper plate 48. Therefore, the impact from the outside world can be absorbed by this space, and the impact propagation to the article to be packaged 300 can be reduced.

  Next, the upper surface of the article to be packaged 300 is covered with a protective plate 201 made of corrugated paper or the like, and the inner flap 200c and the outer flap 200d on the top surface of the outer box 200 are closed and sealed to complete the packaging.

  When the sheet 1D is manufactured, the contact surface between the folded portion bottom plate 44 and the bottom plate 7, the contact surface between the folded portion upper plate 46 and the upper plate 10, and the contact surface between the upper plate 10 and the auxiliary upper plate 48 are as follows. These may be fixed by bonding or the like.

  As described above, according to the packaging device of the fourth embodiment, the storage space for the body portion 300b is provided by the outer plate 9 and the inner plate 45, and the folded portion upper plate 46 that overlaps the upper surface of the upper plate 10; Since the mounting structure for the overhanging structure portion 300a is provided by the auxiliary upper plate 48, the article to be packaged 300 can be stably supported.

  Moreover, since the end surface of the folding | returning part bottom plate 44 contact | abuts to the lower surface of the trunk | drum 300b of the to-be-packaged object 300, the force which supports the to-be-packaged object 300 improves, and it suppresses the movement of the to-be-packaged object by fall external force etc. it can. Therefore, it is possible to prevent damage due to the swing of the article to be packaged 300 during transportation.

  Moreover, since the side surface edge part of the outer side board 9 was made to contact | abut to the inner wall of the outer case 200, the scooping force of the corner | angular part of the outer case 200 can be increased. Therefore, it is possible to suppress the deformation of the corners of the outer box 200 and to maintain the spatial distance from the packaged object due to the synergistic effect with the support force of the packaged object by the folded portion bottom plate 44 described above. Can be prevented, and deformation defects of the article to be packaged can be prevented. Thus, since the protection performance of the package can be improved, the protection performance can be maintained even if the corrugated paper or the like used as the material is reduced in weight to reduce the amount of use.

  In addition, since the packaging apparatus 100D is formed by bending or cutting up from a flat sheet, it has good transport efficiency from a corrugated boarder before assembly, and also saves storage space when used in a factory or the like. it can.

  Further, the contact surface between the folded portion bottom plate 44 and the bottom plate 7, the contact surface between the folded portion upper plate 46 and the upper plate 10, and the contact surface between the upper plate 10 and the auxiliary upper plate 48 are fixed with an adhesive or the like. Thus, the effect of increasing the rigidity of the packaging device 100D can be obtained. Moreover, the failure | damage malfunction of packaging apparatus 100D by the external force during transport is suppressed, and the protection performance of the to-be-packaged product 300 can be maintained. Furthermore, the folded-up portion upper plate 46 and the auxiliary upper plate 48 are fixed in advance with an adhesive or the like, so that the assembly operation of the packaging device 100D can be simplified and the working efficiency can be improved.

  The packaging device according to the present invention can be applied to packaging of various articles as a packaging device for packaging an object to be packaged having an overhang structure that projects over the outer periphery on one end side of the body portion. .

It is a disassembled perspective view which shows the relationship between the packaging apparatus by Embodiment 1 of this invention, and the to-be-packaged product accommodated in this. It is an expansion | deployment top view of the packaging apparatus by Embodiment 1 of this invention. It is a perspective view of the assembly state of the packaging apparatus by Embodiment 1 of this invention. It is side surface perspective drawing by the partial cross section which shows the state which packaged the to-be-packaged object in the packaging apparatus by Embodiment 1 of this invention. It is an expansion | deployment top view of the packaging apparatus by Embodiment 2 of this invention. It is a perspective view of the assembly state of the packaging apparatus by Embodiment 2 of this invention. It is an expansion | deployment top view of the packaging apparatus by Embodiment 3 of this invention. It is a perspective view of the assembly state of the packaging apparatus by Embodiment 3 of this invention. It is an expansion | deployment top view of the packaging apparatus by Embodiment 4 of this invention. It is a perspective view of the assembly state of the packaging apparatus by Embodiment 4 of this invention. It is side surface perspective drawing by the partial cross section which shows the state which packaged the to-be-packaged object in the packaging apparatus by Embodiment 4 of this invention.

Explanation of symbols

100A, 100B, 100C, 100D Packaging device, 201 Protection plate, 200 Outer box, 200a, 200c Inner flap, 200b, 200d Outer flap, 300 Packaged object, 300a Overhang structure part, 300b Body part, 1A, 1B, 1C 1D sheet, 2 cutting line, 3-6 folding line, 7 bottom plate, 8 inner plate, 9 outer plate, 10 upper plate, 11 tongue, 12-15 folding line, 16 folded portion bottom plate, 17 folded portion side plate, 18 folded portion Top plate, 19 cutting line, 20 sticking plate, 20a sticking plate bottom, 20b sticking plate side, 21 fold line, 22 joint, 30 sticking plate, 30a sticking plate bottom, 30b sticking plate side, 31 break, 32 fold line, 33 Joint, 40, 42, 43, 47 Folded line, 41 Folded part cutting line, 44 Folded part bottom plate, 45 Folded part side plate, 46 Folded part on , 48 auxiliary upper plate.

Claims (12)

A packaging device configured to wrap an article to be packaged, which is configured by a rigid sheet-like paper material and has an overhang structure projecting on the outer periphery of the frame on one end side of a substantially rectangular frame,
The bottom plate,
An outer plate that stands up from opposite sides of the bottom plate and forms a storage space therein;
An inner plate erected from the inner side of each outer plate to the same height as the outer plate,
A common upper plate straddling the upper edge of each of the outer and inner plates;
The bottom plate, the outer plate, and a contact piece that circumscribes the upper plate,
The contact piece portion forms a wall structure connected to the bottom plate, the outer plate, and the upper plate, and forms a corner portion formed by a bottom surface and a side surface. Forming one or more tongues extending from the bottom plate by cutting and raising from the outer plate;
The packaging device according to claim 1, wherein the tongue pieces positioned on both side ends of the tongue pieces are provided so that the outer end portions thereof are in contact with the outer end portions of the contact piece portions. . The packaging device according to claim 1 or 2, wherein a surface on which the abutting piece portion and the bottom plate, the outer plate, or the upper plate abut is fixed. The packaging apparatus according to any one of claims 1 to 3, wherein the packaging apparatus is formed by bending or cutting a single sheet-like paper material. A packaging device configured to wrap an article to be packaged, which is configured by a rigid sheet-like paper material and has an overhang structure projecting on the outer periphery of the frame on one end side of a substantially rectangular frame,
The bottom plate,
An outer plate that stands up from opposite sides of the bottom plate and forms a storage space therein;
An inner plate erected from the inner side of each outer plate to the same height as the outer plate,
An upper plate straddling the upper edge of each of the outer plate and the inner plate;
The bottom plate, the outer plate, the inner plate, and the upper plate are formed by bending or cutting up one plate-like paper material,
Furthermore, it has a substantially rectangular sticker plate made of a member different from the one sheet-like paper material,
The said sticking board is connected to the said outer side surface and the said bottom plate, and circumscribes | forms and forms the wall structure, The corner | angular part formed by the bottom face and the side surface was comprised. The packaging apparatus characterized by the above-mentioned. Forming one or more tongues extending from the bottom plate by cutting and raising from the outer plate;
6. The packaging device according to claim 5, wherein the tongue pieces located at both side ends of the tongue pieces are provided so that the outer end portions thereof are in contact with the outer end portions of the contact piece portions. . A packaging device configured to wrap an article to be packaged, which is configured by a rigid sheet-like paper material and has an overhang structure projecting on the outer periphery of the frame on one end side of a substantially rectangular frame,
The bottom plate,
An outer plate that stands up from opposite sides of the bottom plate and forms a storage space therein;
An inner plate erected from the inner side of each outer plate to the same height as the outer plate,
An upper plate straddling the upper edge of each of the outer plate and the inner plate;
The bottom plate, the outer plate, the inner plate, and the upper plate are formed by bending or cutting up one plate-like paper material,
Furthermore, it has a substantially rectangular sticker plate made of a member different from the one sheet-like paper material,
The said sticking board comprised the corner | angular part formed by the bottom face and the side surface while forming an L-shaped wall structure connected with the said outer side board and the said bottom board. The packaging apparatus characterized by the above-mentioned. The packaging device according to claim 7, wherein the one or more tongue pieces extending from the bottom plate are formed by polymerizing and cutting and raising the sticking member and the outer plate. A packaging device configured to wrap an article to be packaged, which is configured by a rigid sheet-like paper material and has an overhang structure projecting on the outer periphery of the frame on one end side of a substantially rectangular frame,
The bottom plate,
An outer plate that stands up from opposite sides of the bottom plate and forms a storage space therein;
An inner plate erected from the inner side of each outer plate to the same height as the outer plate,
A first upper plate provided by bending outward from the upper end of the outer plate;
A second upper plate straddling the upper end of the inner plate and the first upper plate;
A packaging apparatus, comprising: a folded portion formed by bending the bottom plate inward and having an end abutting against an outer surface of the substantially rectangular frame of the packaged article. The packaging device according to claim 9, wherein one or more tongue pieces extending from the bottom plate are cut and raised from the outer plate. The packaging according to claim 9 or 10, wherein an auxiliary upper plate is connected to the upper surface of the first upper plate so that the height of the top surface is flat with the second upper plate. apparatus. The packaging apparatus according to any one of claims 9 to 11, wherein the packaging apparatus is formed by bending or cutting a single sheet-like paper material.

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