WO2023175828A1 - 梱包装置 - Google Patents

梱包装置 Download PDF

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Publication number
WO2023175828A1
WO2023175828A1 PCT/JP2022/012236 JP2022012236W WO2023175828A1 WO 2023175828 A1 WO2023175828 A1 WO 2023175828A1 JP 2022012236 W JP2022012236 W JP 2022012236W WO 2023175828 A1 WO2023175828 A1 WO 2023175828A1
Authority
WO
WIPO (PCT)
Prior art keywords
inner member
outer member
contact
packaging device
central axis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2022/012236
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
正博 山崎
豊洋 西岡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2024507341A priority Critical patent/JPWO2023175828A1/ja
Priority to PCT/JP2022/012236 priority patent/WO2023175828A1/ja
Publication of WO2023175828A1 publication Critical patent/WO2023175828A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
    • B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/68—Containers, packaging elements or packages, specially adapted for particular articles or materials for machines, engines or vehicles in assembled or dismantled form

Definitions

  • the present disclosure relates to a packaging device.
  • a packing device for a compressor is disclosed in Patent Document 1 below.
  • This compressor packaging device consists of a pallet on which multiple compressors are mounted, a paper tube fitted into the head of each compressor, a top plate placed on top of each paper tube, and a pallet and a top plate placed on top of each paper tube.
  • a belt-like member is provided that holds the plate through the fit between the compressor and the paper tube.
  • the paper tube When fitted with a compressor, has an inner tube whose lower end touches the top surface of the compressor head, and a lower end that extends downward from the lower end of the inner tube and covers the circumference of the compressor head. It consists of an outer tube.
  • the present disclosure has been made to solve the above-mentioned problems, and aims to provide a packaging device that is advantageous in preventing cargo from collapsing.
  • a packaging device is a packaging device used for packaging an object having a top portion forming a convex curved surface and a protrusion portion projecting laterally around the top portion, the packaging device including a flat plate and a protrusion portion that is in contact with the lower surface of the flat plate.
  • a cylindrical outer member having an upper end and a lower end in contact with the protrusion of the object; an upper end in contact with the lower surface of the flat plate; and a lower end in contact with the convex curved surface of the top of the object; and an inner member fixed to the inner member.
  • FIG. 1 is an exploded perspective view showing a packaging device according to a first embodiment
  • FIG. FIG. 2 is a plan view and a cross-sectional side view of a top pad structure included in the packaging apparatus according to the first embodiment.
  • FIG. 3 is a cross-sectional side view showing one object of the packaging apparatus according to the first embodiment and a top pad structure thereon;
  • FIG. 7 is a plan view of a top pad structure included in the packaging apparatus according to Embodiment 2;
  • FIG. 7 is a perspective view of a top pad structure included in the packaging apparatus according to Embodiment 2;
  • FIG. 7 is a partial cross-sectional side view of a top pad structure included in the packaging apparatus according to Embodiment 3;
  • FIG. 7 is a cross-sectional side view showing one object of the packaging apparatus according to Embodiment 4 and a top pad structure thereon;
  • FIG. 7 is a cross-sectional side view of a top pad structure included in a packaging apparatus according to a fifth embodiment.
  • FIG. 7 is a cross-sectional side view showing one object of the packaging apparatus according to the fifth embodiment and a top pad structure thereon;
  • FIG. 1 is an exploded perspective view showing a packaging device 1 according to a first embodiment.
  • the packaging device 1 shown in FIG. 1 is used for packaging an object 90.
  • Object 90 may be an electrical device, for example.
  • the object 90 may be, for example, a compressor used in an air conditioner.
  • a plurality of objects 90 are stacked in three tiers and packed on one pallet 11.
  • An example of a procedure for packaging an object 90 using the packaging device 1 will be described below.
  • the flat plate 12 is placed on the upper surface of the pallet 11.
  • the flat plate 12 may be, for example, a plywood board.
  • a bottom tray 13 is placed on the flat plate 12.
  • a bottom sheet 14 is placed on top of the bottom tray 13.
  • the bottom sheet 14 is formed with a plurality of notches into which the lower portions of the plurality of objects 90 fit.
  • the lower portions of the plurality of objects 90 forming the first stage fit inside the respective notches, so that these objects 90 are arranged at appropriate positions.
  • top pad structure 2 is placed on each of the plurality of objects 90 forming the first stage.
  • a flat plate 12 and a bottom sheet 14 are placed on top of the top pad structure 2.
  • a plurality of objects 90 forming a second tier are placed thereon.
  • top pad structure 2 is placed on each of the plurality of objects 90 forming the second stage.
  • a flat plate 12 and a bottom sheet 14 are placed on top of the top pad structure 2.
  • a plurality of objects 90 forming a third tier, which is the top tier, are placed thereon.
  • the top pad structure 2 is placed on each of the plurality of objects 90 forming the third tier.
  • the side sleeve 15 is placed on the top surface of the bottom tray 13 so as to cover the objects 90 stacked on the pallet 11, the top pad structure 2, etc. from the outside.
  • the side sleeve 15 may be made of paper, for example.
  • the band may be, for example, a polypropylene band.
  • FIG. 2 is a plan view and a cross-sectional side view of the top pad structure 2 included in the packaging apparatus 1 according to the first embodiment.
  • the top pad structure 2 includes a cylindrical outer member 3 and an inner member 4 fixed to the inner surface of the outer member 3.
  • Each of the outer member 3 and the inner member 4 is made of paper. Making the outer member 3 and the inner member 4 made of paper is superior to the case of making them made of resin from the viewpoint of environmental conservation.
  • Each of the outer member 3 and the inner member 4 may be a paper tube.
  • Each of the outer member 3 and the inner member 4 may be made from paper tube base paper.
  • the method of fixing the inner member 4 to the outer member 3 is not particularly limited.
  • the inner member 4 may be fixed to the outer member 3 using an adhesive.
  • both may be fixed by press-fitting the inner member 4 inside the outer member 3.
  • each of the outer member 3 and the inner member 4 has a circular shape centered on the central axis AX in plan view.
  • FIG. 3 is a cross-sectional side view showing one object 90 of the packaging apparatus 1 according to the first embodiment and the top pad structure 2 thereon.
  • an object 90 to be packed by the packing device 1 has a top portion 91, a protrusion 92, and a main body portion 93.
  • the top portion 91 forms a convex curved surface.
  • the protruding portion 92 protrudes laterally, that is, horizontally, around the top portion 91 .
  • the protruding portion 92 may be an annular rib centered on the central axis AX.
  • the main body portion 93 has a cylindrical outer shape centered on the central axis AX.
  • the main body portion 93 is located below the top portion 91 .
  • the protruding portion 92 is located at the boundary between the top portion 91 and the main body portion 93.
  • the outer diameter of the protrusion 92 is larger than the outer diameter of the top 91.
  • the outer diameter of the protruding portion 92 is larger than the outer diameter of the main body portion 93.
  • the convex curved surface of the top portion 91 has a shape that follows a rotating body obtained by rotating a plane curve about the central axis AX as the axis of rotation.
  • the convex curved surface of the top portion 91 is inclined such that the position thereof becomes lower as the distance from the central axis AX increases.
  • the outer member 3 has an upper end 31 in contact with the lower surface of the flat plate 12 and a lower end 32 in contact with the protrusion 92 of the object 90.
  • the inner member 4 has an upper end 41 in contact with the lower surface of the flat plate 12 and a lower end 42 in contact with the convex curved surface of the top 91 of the object 90.
  • the upper end 31 of the outer member 3 is in the same position as the upper end 41 of the inner member 4.
  • the top pad structure 2 receives a vertical load from the flat plate 12 above the top pad structure 2 due to stacking.
  • the outer member 3 bears its vertical load between the protrusion 92 of the object 90 and the flat plate 12.
  • the inner member 4 bears its vertical load between the convex curved surface of the top 91 of the object 90 and the flat plate 12.
  • both the outer member 3 and the inner member 4 bear the vertical load, so that the top pad structure 2 can reliably withstand the vertical load due to stacking. can. Therefore, the horizontal posture of the flat plate 12 and the canopy 17 can be maintained reliably, thereby reliably preventing the cargo from collapsing.
  • the inner member 4 is not in contact with the protrusion 92 of the object 90.
  • the inner circumferential surface of the lower end 32 of the outer member 3 is in contact with the convex curved surface of the top 91 of the object 90.
  • the inner diameter of the inner peripheral surface of the lower end 32 of the outer member 3 may be substantially equal to the outer diameter of the top 91 of the object 90.
  • the contact surface between the lower end 42 of the inner member 4 and the convex curved surface of the top 91 of the object 90 is oblique with respect to the central axis AX of the outer member 3. This increases the contact area between the top pad structure 2 and the object 90, thereby distributing the sliding area. Therefore, chafing is suppressed during physical transportation by trucks or the like. Further, the contact surface between the lower end 42 of the inner member 4 and the convex curved surface of the top 91 of the object 90 can bear not only a load in the vertical direction but also a load in the horizontal direction. Therefore, when receiving a horizontal impact, the position of the top pad structure 2 can be more reliably prevented from moving in the horizontal direction.
  • the minimum inner diameter of the inner peripheral surface of the lower end portion 42 of the inner member 4 may be smaller than the outer diameter of the top portion 91 of the object 90.
  • the lower end portion 42 of the inner member 4 is aligned with respect to the central axis AX of the outer member 3. , may be vertical.
  • the lower end 42 of the inner member 4 contacts the convex curved surface of the top 91 of the object 90, the lower end 42 is pushed against the convex curved surface.
  • the lower end portion 42 is deformed to be oblique with respect to the central axis AX.
  • the lower end portion 42 of the inner member 4 is oblique with respect to the central axis AX of the outer member 3. You can leave it there. That is, the lower end 42 of the inner member 4 may be oblique with respect to the central axis AX even before the lower end 42 contacts the convex curved surface of the top 91 of the object 90.
  • the material constituting the inner member 4 may be the same material as the material constituting the outer member 3.
  • the material forming the inner member 4 may be different from the material forming the outer member 3.
  • the material forming the inner member 4 may be softer than the material forming the outer member 3. If the inner member 4 is relatively soft, when the lower end 42 of the inner member 4 comes into contact with the convex curved surface of the top 91 of the object 90, the lower end 42 of the inner member 4 will adjust to the shape of the convex curved surface. However, it can be deformed more flexibly.
  • the contact surface between the lower end 32 of the outer member 3 and the protrusion 92 of the object 90 is perpendicular to the central axis AX of the outer member 3. .
  • This increases the magnitude of the vertical load that the outer member 3 can bear. Therefore, cargo collapse can be more reliably prevented.
  • This embodiment is advantageous in increasing the contact area between the top pad structure 2 and the object 90, and the sliding area is distributed. Therefore, the product object 90 is prevented from being rubbed during physical transportation by trucks or the like. For this reason, it is also possible to omit the vinyl sheet inserted between the top pad structure 2 and the object 90 as a measure against rubbing. In this way, with this embodiment, it is possible to suppress quality defects during distribution.
  • the inner member 4 is arranged in a cylindrical shape over the entire inner circumference of the outer member 3. This further increases the magnitude of the vertical load that the inner member 4 can bear, so that the top pad structure 2 can more reliably withstand the vertical load due to stacking. Therefore, the horizontal posture of the flat plate 12 and the canopy 17 can be maintained more reliably, so that the occurrence of cargo collapse can be more reliably prevented.
  • the thickness of the outer member 3 in the direction orthogonal to the central axis AX is simply referred to as "thickness of the outer member 3.”
  • the thickness of the inner member 4 in the direction perpendicular to the central axis AX is simply referred to as "thickness of the inner member 4.”
  • the thickness of the inner member 4 may be equal to the thickness of the outer member 3.
  • the thickness of the inner member 4 may be thinner than the thickness of the outer member 3.
  • the thickness of the inner member 4 may be greater than the thickness of the outer member 3.
  • the lower end portion 42 of the inner member 4 is positioned on the outer side with respect to the position in the direction of the central axis AX. It is located slightly above the lower end 32 of the member 3. Not limited to such an example, in a state before the top pad structure 2 is attached to the object 90, the lower end 42 of the inner member 4 is closer to the lower end of the outer member 3 with respect to the position in the direction of the central axis AX. It may be located at the same position as 32.
  • Embodiment 2 Next, a second embodiment will be described with reference to FIGS. 4 and 5, but the explanation will focus on the differences from the first embodiment described above, and common explanations will be simplified or omitted. Further, elements common to or corresponding to those described above are given the same reference numerals.
  • FIG. 4 is a plan view of the top pad structure 2 included in the packaging apparatus 1 according to the second embodiment.
  • FIG. 5 is a perspective view of the top pad structure 2 included in the packaging apparatus 1 according to the second embodiment.
  • the inner member 4 has a shape extending parallel to the central axis AX of the outer member 3.
  • regions where the inner member 4 is arranged and regions where the inner member 4 is not arranged exist alternately along the circumferential direction of the outer member 3. do.
  • the inner member 4 is arranged at a position intersecting a plurality of imaginary lines extending radially from the central axis AX in plan view.
  • each inner member 4 is arranged at four locations on the inner periphery of the outer member 3 so that the central angles around the central axis AX are at equal angular intervals of 90 degrees.
  • the shape of each inner member 4 may be, for example, a rectangle having sides parallel to the central axis AX, or a rod-like shape parallel to the central axis AX.
  • Embodiment 3 Next, a third embodiment will be described with reference to FIG. 6, focusing on the differences from the first embodiment described above, and common explanations will be simplified or omitted. Further, elements common to or corresponding to those described above are given the same reference numerals.
  • FIG. 6 is a partial cross-sectional side view of the top pad structure 2 included in the packaging device 1 according to the third embodiment.
  • a convex portion 43 formed on the outer surface of the inner member 4 fits into a recess 33 formed on the inner surface of the outer member 3.
  • the inner member 4 is fixed to the outer member 3.
  • the inner member 4 can be fixed to the outer member 3 without using adhesive or press-fitting.
  • a plurality of sets of the concave portion 33 and the convex portion 43 are provided for one top pad structure 2.
  • the plurality of sets may be lined up along the circumferential direction or may be lined up along the direction of the central axis AX. Further, instead of the example shown in FIG.
  • a convex portion formed on the inner surface of the outer member 3 may be fitted into a recess formed on the outer surface of the inner member 4. That is, the convex portion formed on either the inner surface of the outer member 3 or the outer surface of the inner member 4 is larger than the concave portion formed on either the inner surface of the outer member 3 or the outer surface of the inner member 4. Any configuration is sufficient as long as they fit together.
  • Embodiment 4 Next, with reference to FIG. 7, Embodiment 4 will be described, focusing on the differences from Embodiment 1 described above, and common explanations will be simplified or omitted. Further, elements common to or corresponding to those described above are given the same reference numerals.
  • FIG. 7 is a cross-sectional side view showing one object 90 of the packaging apparatus 1 and the top pad structure 2 thereon according to the fourth embodiment.
  • the inner member 4 has a layered structure in which a first layer 4A, a second layer 4B, and a third layer 4C are stacked in the radial direction of the outer member 3. .
  • the second layer 4B overlaps the inner periphery of the first layer 4A.
  • a third layer 4C overlaps the inner periphery of the second layer 4B.
  • the upper end portion 41A of the first layer 4A is in contact with the lower surface of the flat plate 12.
  • the upper end portion 41B of the second layer 4B is in contact with the lower surface of the flat plate 12.
  • the upper end portion 41C of the third layer 4C is in contact with the lower surface of the flat plate 12.
  • the lower end 42A of the first layer 4A contacts the convex curved surface of the top 91 of the object 90.
  • the lower end 42B of the second layer 4B contacts the convex curved surface of the top 91 of the object 90.
  • the lower end 42C of the third layer 4C contacts the convex curved surface of the top 91 of the object 90.
  • each of the first layer 4A, second layer 4B, and third layer 4C can bear the vertical load due to stacking. Therefore, the top pad structure 2 can more reliably withstand the vertical load due to stacking. Therefore, the occurrence of cargo collapse can be reliably prevented.
  • the position of the lower end 42A of the first layer 4A, the lower end 42B of the second layer 4B, and the lower end 42C of the third layer 4C become higher as they are closer to the center of the outer member 3. That is, the position of the lower end 42B of the second layer 4B is higher than the position of the lower end 42A of the first layer 4A.
  • the position of the lower end 42C of the third layer 4C is higher than the position of the lower end 42B of the second layer 4B. This ensures that the lower end 42A of the first layer 4A, the lower end 42B of the second layer 4B, and the lower end 42C of the third layer 4C come into contact with the convex curved surface of the top 91 of the object 90 more reliably.
  • the contact area can be increased more effectively. Therefore, it is possible to more reliably prevent chafing during physical transportation by truck or the like.
  • the inner member 4 may have a layered structure in which a plurality of layers are stacked in the radial direction of the outer member 3, and the lower end of each of the plurality of layers is located at the center of the outer member 3. The closer it is to , the higher it may be.
  • the inner member 4 in the above example has a layer structure in which three layers are stacked, the layer structure of the inner member 4 may be one in which two layers are stacked, or four layers or more layers are stacked. It may also be something you have.
  • Embodiment 5 Next, a fifth embodiment will be described with reference to FIGS. 8 and 9, but the explanation will focus on the differences from the first embodiment described above, and common explanations will be simplified or omitted. Further, elements common to or corresponding to those described above are given the same reference numerals.
  • FIG. 8 is a cross-sectional side view of the top pad structure 2 included in the packaging apparatus 1 according to the fifth embodiment.
  • FIG. 9 is a cross-sectional side view showing one object 90 of the packaging apparatus 1 and the top pad structure 2 thereon according to the fifth embodiment.
  • the inner member 4 of the top pad structure 2 in this embodiment has a tapered shape. That is, the thickness of the inner member 4 gradually decreases from top to bottom.
  • the thickness of the inner member 4 gradually decreases from top to bottom over the entire area from the upper end 41 to the lower end 42 of the inner member 4.
  • the structure is not limited to this, and the thickness of the inner member 4 may gradually decrease from the top to the bottom in a part of the region from the upper end 41 to the lower end 42.
  • This embodiment is more advantageous in increasing the contact area between the inner member 4 and the convex curved surface of the top portion 91 of the object 90.
  • the lower end 42 of the inner member 4 also contacts the protrusion 92 of the object 90.
  • the value of the vertical load that the inner member 4 can bear becomes larger.
  • the top pad structure 2 can more reliably withstand the vertical load due to stacking. Therefore, the occurrence of cargo collapse can be reliably prevented.
  • 1 Packing device 2 Top pad structure, 3 Outer member, 4 Inner member, 4A first layer, 4B second layer, 4C third layer, 11 pallet, 12 flat plate, 13 bottom tray, 14 bottom sheet, 15 Side Sleeve, 17 Canopy, 31 Upper end, 32 Lower end, 33 Recess, 41 Upper end, 41A Upper end, 41B Upper end, 42 Lower end, 42A Lower end, 42B Lower End, 42C Lower end, 43 Convex, 90 Object , 91 Top, 92 Projection, 93 Main body

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packaging Of Machine Parts And Wound Products (AREA)
  • Buffer Packaging (AREA)
PCT/JP2022/012236 2022-03-17 2022-03-17 梱包装置 Ceased WO2023175828A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2024507341A JPWO2023175828A1 (https=) 2022-03-17 2022-03-17
PCT/JP2022/012236 WO2023175828A1 (ja) 2022-03-17 2022-03-17 梱包装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/012236 WO2023175828A1 (ja) 2022-03-17 2022-03-17 梱包装置

Publications (1)

Publication Number Publication Date
WO2023175828A1 true WO2023175828A1 (ja) 2023-09-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2022/012236 Ceased WO2023175828A1 (ja) 2022-03-17 2022-03-17 梱包装置

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Country Link
JP (1) JPWO2023175828A1 (https=)
WO (1) WO2023175828A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62146790U (https=) * 1986-03-12 1987-09-16
JPS62194589U (https=) * 1986-05-30 1987-12-10
JPH0343492U (https=) * 1989-05-09 1991-04-23
JPH03123885U (https=) * 1990-02-28 1991-12-16

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62146790U (https=) * 1986-03-12 1987-09-16
JPS62194589U (https=) * 1986-05-30 1987-12-10
JPH0343492U (https=) * 1989-05-09 1991-04-23
JPH03123885U (https=) * 1990-02-28 1991-12-16

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