JP7162752B2 - Outdoor unit packing device - Google Patents

Description

TECHNICAL FIELD The present invention relates to an outdoor unit packing device used for packing an outdoor unit constituting a refrigeration cycle apparatus.

Conventionally, when an outdoor unit of a refrigeration cycle device is stored or transported, the outdoor unit is packed by a packing device (see Patent Document 1, for example). The packaging device of Patent Literature 1 has an upper corrugated board material covering the top surface of the outdoor unit, and an upper cushioning material arranged between the upper corrugated board material and the top surface of the outdoor unit. In addition, the packaging device has a lower corrugated board covering the bottom of the outdoor unit, and a lower cushioning material arranged between the lower corrugated board and the bottom of the outdoor unit. In the packing device, a band member is hung from the outside of the lower corrugated cardboard and the upper corrugated cardboard, and the upper corrugated cardboard and the lower corrugated cardboard are fixed by the band member.

Japanese Unexamined Patent Application Publication No. 2003-2388

In the case of the packing apparatus of Patent Document 1, when a packing worker lifts and pulls the band member during cargo handling, the self weight of the outdoor unit is applied to the corner formed by the bottom and side surfaces of the lower cardboard material through the band member. At this time, in the packing device of Patent Document 1, the lower corrugated cardboard material receives the weight of the outdoor unit only at the ridgeline portion of the corner, so the lower corrugated cardboard material cannot oppose the band member and damages the lower corrugated cardboard. Sometimes. In particular, in the longitudinal direction of the outdoor unit, the corners of the lower corrugated board on the side where the compressor is arranged are compared to the corners of the lower corrugated board on the side where the compressor is not arranged due to the weight of the compressor. , more load is applied to the contact portion with the band member, and the lower corrugated cardboard is likely to be damaged.

The present invention is intended to solve the above problems, and even if the weight of the outdoor unit is applied to the lower corrugated board through the band member, the side on which the compressor is arranged in the longitudinal direction of the outdoor unit. To provide a packaging device for an outdoor unit capable of preventing damage to a corrugated cardboard material at the bottom.

The outdoor unit packaging device of the present invention is a packaging device for an outdoor unit that constitutes a refrigeration cycle device, in which a machine chamber in which a compressor is arranged and a fan chamber in which a heat exchanger is arranged are arranged in the longitudinal direction. A lower cushioning material on which the formed outdoor unit is placed, an upper cushioning material placed on the top surface of the outdoor unit, a lower cardboard material covering the side and bottom surfaces of the lower cushioning material, and the upper cushioning material. The outer side of the upper corrugated cardboard, the outer side of the upper corrugated cardboard, and the outer side of the lower corrugated cardboard are hung on the side wall and the bottom plate, and the lower corrugated cardboard covers the lower cushioning material on which the outdoor unit is placed. a band member for maintaining the lower corrugated board member, the box corner portion formed as a boundary portion where the side wall portion and the bottom plate portion are bent at the box end portion located at the end portion in the longitudinal direction; It is formed between the box corners in the lateral direction of the box, and has a box inclined part that forms an inclined surface with respect to the side wall and the bottom plate, so that it is recessed inside the lower corrugated cardboard material with respect to the box corners and a band receiving portion formed in a state, wherein the band receiving portion is a ridgeline portion that serves as a boundary line between the inclined portion of the box and the side wall portion, and is a side bent portion that constitutes the upper edge portion of the inclined portion of the box. , a ridge portion that forms a boundary line between the box sloping portion and the bottom plate portion, a bottom bent portion that constitutes the lower edge portion of the box slanted portion, and a side bent portion in the direction in which the side bent portion extends Two side connection portions forming a ridge connecting both ends of the box and the box corner, both ends of the bottom bent portion in the extending direction of the bottom bent portion, and the box corner are connected and two bottom connections forming ridges that extend to the side bend, the bottom bend and the two side connections when viewed in a direction perpendicular to the box slope. and the edge of the two bottom connecting portions is formed in a hexagonal shape, and the band receiving portion is located at the end of the box on the side where the compressor is arranged with respect to the center in the longitudinal direction. The band member is arranged along the longitudinal direction, is arranged on the first band receiving portion, and is hung along the box slope , The lower cushioning material has an engaging portion formed in a concave shape into which the band receiving portion is inserted when the lower cushioning material is placed on the lower corrugated cardboard material. When placed, it has an inclined portion formed as an inclined surface facing the inclined portion of the box, and the engaging portion is formed in a hexagonal shape when viewed from a direction perpendicular to the inclined portion, and is short. In the hand direction, it has a surface facing the surface forming the band receiving portion .

A packaging device for an outdoor unit according to the present invention includes a lower corrugated board material having a box corner and a band receiving portion. The band receiving portion is formed between the box corners, and has a box inclined portion forming an inclined surface with respect to the side wall portion and the bottom plate portion, so that the band receiving portion is recessed inside the lower corrugated cardboard material with respect to the box corner portion. formed in a state In addition, the band receiving portion has a first band receiving portion formed at the end of the box on the side where the compressor is arranged with respect to the center in the longitudinal direction, and the band member comprises the first band receiving portion and hangs along the box slope. In the packaging device for the outdoor unit, the band member hangs on the inclined surface of the inclined part of the box, so even if the packing worker lifts and pulls the band member to handle the cargo, the self weight of the outdoor unit applied to the lower corrugated cardboard material is not evenly distributed. Can receive. As a result, the packing device for the outdoor unit distributes the weight of the outdoor unit on the sloped surface of the box. It is possible to prevent damage to the lower corrugated board material on the side where the is arranged.

1 is a perspective view of a packaging device according to Embodiment 1; FIG. FIG. 2 is an exploded perspective view of the packing device shown in FIG. 1; Fig. 2 is a rear perspective view of the outdoor unit shown in Fig. 1; Fig. 2 is a front perspective view of the outdoor unit shown in Fig. 1; FIG. 2 is a top view of the outdoor unit shown in FIG. 1 with the top panel removed; 3 is a perspective view of a lower right cushioning material and a lower left cushioning material shown in FIG. 2; FIG. FIG. 7 is a side view of the lower right cushioning material shown in FIG. 6; 7 is a bottom view of the lower right cushioning material shown in FIG. 6; FIG. FIG. 8 is a conceptual diagram of a cross section taken along the line AA at the end of the lower right cushioning material shown in FIG. 7; FIG. 10 is a conceptual diagram of a cushioning material corner portion of the lower right cushioning material shown in FIG. 9 ; It represents the engaging part of a modification. FIG. 11 shows an engaging portion of another modified example; FIG. Fig. 3 is a perspective view of the lower corrugated board; Figure 14 is a side view of the lower corrugated board shown in Figure 13; Figure 14 is a bottom view of the lower corrugated board shown in Figure 13; FIG. 15 is a conceptual diagram of the BB line cross-section of the lower corrugated board shown in FIG. 14, showing the end of the lower corrugated board in the longitudinal direction (X-axis direction). 14 is a conceptual diagram of a box corner portion of the lower corrugated board material shown in FIG. 13. FIG. FIG. 14 is an exploded view of the lower corrugated board shown in FIG. 13; 19 is an enlarged view of a band receiving portion surrounded by a dotted line J in the lower corrugated board shown in FIG. 18; FIG. FIG. 2 is a side view of the packaging device shown in FIG. 1; 21 is a conceptual diagram showing a CC line cross section of the packing device shown in FIG. 20; FIG. 22 is an enlarged view of a K portion of the packing device shown in FIG. 21; FIG. FIG. 11 is an exploded perspective view of a packing device according to Embodiment 2; FIG. 24 is a perspective view of the lower right cushioning material and the lower left cushioning material of FIG. 23; FIG. 25 is a side view of the lower left cushioning material shown in FIG. 24; 25 is a bottom view of the lower left cushioning material shown in FIG. 24; FIG. FIG. 26 is a conceptual diagram of the DD line cross section at the end of the lower left cushioning material shown in FIG. 25; FIG. 28 is a conceptual diagram of a corner portion of the cushioning material of the lower left cushioning material shown in FIG. 27; Figure 24 is a perspective view of the lower corrugated board shown in Figure 23; FIG. 30 is an exploded view of the lower corrugated board shown in FIG. 29; FIG. 21 is a conceptual diagram showing a cross section of the packing device taken along line CC of the packing device shown in FIG. 20; FIG. 11 is an exploded perspective view of a packing device according to Embodiment 3; Figure 33 is a perspective view of the lower corrugated board shown in Figure 32; 34 is an enlarged view of a band receiving portion surrounded by a dotted line L in the lower corrugated board shown in FIG. 33; FIG. 34 is an exploded view of the lower corrugated board shown in FIG. 33; FIG. 36 is an enlarged view of a band receiving portion surrounded by a dotted line M in the lower corrugated board shown in FIG. 35; FIG. FIG. 11 is a side view of a packing device according to Embodiment 3; FIG. 38 is a conceptual diagram showing a cross section of the packing device taken along line EE of the packing device shown in FIG. 37; 1 is a refrigerant circuit diagram showing a configuration of a refrigeration cycle device having an outdoor unit, which is an object to be packed in a packing device; FIG.

Hereinafter, the packaging device 100, the packaging device 100A, and the packaging device 100B of the outdoor unit 150 according to the embodiment will be described with reference to the drawings. In the following drawings, the same reference numerals denote the same or corresponding parts, and are common throughout the embodiments described below. The forms of the constituent elements shown in the entire specification are merely examples, and are not limited to the forms described in the specification. Also, in the drawings, the size relationship of each component may differ from the actual size. In the present embodiment, terms representing directions (for example, "up", "down", "right", "left", "front", "back", etc.) are used as appropriate for ease of understanding. , which are for the purpose of description and do not limit the invention.

Embodiment 1.
[Configuration of packing device 100]
FIG. 1 is a perspective view of a packaging device 100 according to Embodiment 1. FIG. FIG. 2 is an exploded perspective view of the packaging device 100 shown in FIG. 3 is a rear perspective view of the outdoor unit 150 shown in FIG. 1. FIG. 4 is a front perspective view of the outdoor unit 150 shown in FIG. 1. FIG. FIG. 5 is a top view of the outdoor unit 150 shown in FIG. 1 with the top panel 152 removed. The configuration of each part of the packing apparatus 100 will be described with reference to FIGS. 1 to 5. FIG. 1 and subsequent drawings, the side on which the outdoor heat exchanger 105 of the outdoor unit 150 is arranged is the rear side of the packaging device 100, and the packaging device 100 is the side of the packaging device 100. It represents the axial direction when viewed from the front side. Therefore, the X-axis indicates the lateral width direction of the packaging device 100 with the X1 side being the left and the X2 side being the right. The Y axis indicates the depth direction of the packing apparatus 100 with the Y1 side as the front side and the Y2 side as the rear side. Furthermore, the Z-axis indicates the vertical direction of the packaging device 100 with the Z1 side being the top and the Z2 side being the bottom. In addition, in FIG. 2, illustration of a part of the band member 70 is omitted in order to explain the structure of the member on which the band member 70 is hung.

[Object to be packaged of packing device 100]
An object to be packaged in the packaging device 100 is an outdoor unit 150 that constitutes a refrigeration cycle device 200, which will be described later. The housing 155 of the outdoor unit 150 constitutes the outer shell of the outdoor unit 150, as shown in FIGS. The housing 155 is made of sheet metal, and includes a bottom portion 151 forming a bottom surface, a top surface portion 152 forming a top surface facing the bottom surface, and a side wall portion 153 forming a side wall between the bottom portion 151 and the top surface portion 152. and is configured in a substantially rectangular parallelepiped shape.

A side wall portion 153 on the front (Y1) side of the outdoor unit 150 is formed with an air outlet 158 . The air sucked into the housing 155 is blown out of the housing 155 through the air outlet 158 by the outdoor blower 108 to be described later. A fan guard 156 that covers the outdoor fan 108 is attached to the side wall portion 153 that forms the air outlet 158 . On the other hand, an opening 153a is formed in the side wall portion 153 on the rear surface (Y2) side of the outdoor unit 150 . The outdoor heat exchanger 105 is arranged inside the housing 155 via an opening 153 a formed in the side wall 153 .

A side wall portion 153 is attached to the bottom portion 151 of the outdoor unit 150, and two leg portions 154 are provided on the lower surface portion of the bottom portion 151 and are spaced apart in the left-right direction (X-axis direction). The leg portion 154 serves as the base of the housing 155 when the outdoor unit 150 is fixed to the installation location. As shown in FIGS. 3 and 4, the leg portion 154 is formed to extend in the front-rear direction (Y-axis direction) of the outdoor unit 150, and the distal end of the leg portion 154 extends toward the front side (Y1 side) of the housing 155. and the rear side (Y2 side).

As shown in FIG. 5, a partition plate 17 is provided inside the housing 155 . The space inside the housing 155 of the outdoor unit 150 is separated into the fan room 141 and the machine room 142 by the partition plate 17 . The outdoor unit 150 is formed with a machine room 142 and a fan room 141 along the longitudinal direction (X-axis direction). The partition plate 17 is a plate-shaped member, and is formed, for example, by bending a sheet metal or the like. The partition plate 17 is arranged on the bottom portion 151 in the housing 155 and is provided so as to extend upward (in the Z-axis direction) from the bottom portion 151 and to extend in the front-rear direction (the Y-axis direction) of the bottom portion 151 . is provided in

The blower chamber 141 is a space surrounded by the side wall portion 153 , the top surface portion 152 , the bottom portion 151 and the partition plate 17 . The blower chamber 141 takes in outdoor air from the outside of the outdoor unit 150 through an intake port such as an opening 153a, and discharges the air inside the outdoor unit 150 to the outside of the outdoor unit 150 through a blowout port 158. It is configured. The machine room 142 is a space surrounded by the side wall portion 153 , the top surface portion 152 , the bottom portion 151 , and the partition plate 17 , and is a space formed on the opposite side of the blower chamber 141 via the partition plate 17 .

Outdoor unit 150 has outdoor heat exchanger 105 , outdoor fan 108 , and compressor 101 in housing 155 . In the space on the blower room 141 side in the housing 155, the outdoor heat exchanger 105 and the outdoor blower 108 arranged to face the outdoor heat exchanger 105 are housed. The space on the chamber 142 side accommodates the compressor 101 .

The compressor 101 is arranged in the longitudinal direction (X-axis direction) of the outdoor unit 150 between the central portion CE and the end portion ED on the machine room 142 side. That is, the compressor 101 is arranged at a position off the center in the longitudinal direction (X-axis direction) of the outdoor unit 150 . Here, the compressor 101 is a heavy device among various devices and devices arranged in the housing 155 . Therefore, due to the compressor 101, the bottom portion 151 on the side of the machine room 142 where the compressor 101 is arranged is larger than the bottom portion 151 on the side of the blower room 141 where the compressor 101 is not arranged. A load is applied. Further, due to the weight of the compressor 101, a larger load is applied to the leg portion 154a provided on the machine room 142 side than the leg portion 154b provided on the blower room 141 side. Therefore, the weight balance of the outdoor unit 150 is biased such that the machine room 142 side is heavier than the blower room 141 side.

[Packaging device 100]
The packing device 100 is a packing device for packing the outdoor unit 150 . The packaging device 100 protects the outdoor unit 150, which is an object to be packaged, and has shock resistance to protect the outdoor unit 150 from contact during cargo handling and pressure resistance to protect the outdoor unit 150 from pressure. have. As shown in FIGS. 1 and 2, the packaging device 100 includes a lower right cushioning material 10 and a lower left cushioning material 20 on which a bottom 151 of an outdoor unit 150 to be packaged is placed, and a lower right cushioning material 10 and a lower left cushioning material 20. and a lower corrugated board material 30 on which the left lower cushioning material 20 is placed.

In addition, the packaging device 100 includes the upper cushioning material 40 and the upper cushioning material 50 placed on the top surface portion 152 of the outdoor unit 150, and the upper corrugated cardboard material 60 placed on the upper cushioning material 40 and the upper cushioning material 50. have. In addition, by covering the outdoor heat exchanger 105, the packaging device 100 protects the outdoor heat exchanger 105 from contact during cargo handling in physical distribution, and protects the outdoor heat exchanger 105 from pressure applied to the outdoor heat exchanger 105. It has a back packing material 80 that Further, the packing device 100 has a band member 70 that is hung on the outside of the lower corrugated board 30 and the upper corrugated board 60 .

(Lower right cushioning material 10 and lower left cushioning material 20)
FIG. 6 is a perspective view of the lower right cushioning material 10 and the lower left cushioning material 20 shown in FIG. The lower right cushioning material 10 and the lower left cushioning material 20 will be described with reference to FIGS. 2 and 6. FIG. The lower right cushioning material 10 and the lower left cushioning material 20 are a pair of lower cushioning materials on which the bottom part 151 of the outdoor unit 150 is placed. The lower right cushioning material 10 and the lower left cushioning material 20 are arranged with a gap in the width direction (X-axis direction) of the outdoor unit 150 . The lower right cushioning material 10 and the lower left cushioning material 20 are each molded into a substantially rectangular parallelepiped shape from a synthetic resin material such as polystyrene foam. By placing the outdoor unit 150 on the lower right cushioning material 10 , the compressor 101 is arranged above the lower right cushioning material 10 . Therefore, in the packing device 100 , the load of the compressor 101 is applied more to the lower right cushioning material 10 than to the lower left cushioning material 20 .

The lower right cushioning material 10 is a hexahedron having a top surface portion 11a, a bottom surface portion 11b, two side surface portions 11c forming a front wall surface and a rear surface wall surface, an outer surface portion 11d, and an inner surface portion 11e. be. The upper surface portion 11 a constitutes the top surface of the lower right cushioning material 10 , and the bottom surface portion 11b constitutes the bottom surface of the lower right cushioning material 10 . The two side surface portions 11 c , the outer side surface portion 11 d and the inner side surface portion 11 e constitute side walls of the lower right cushioning material 10 . 2 and 6, the upper surface portion 11a, the bottom surface portion 11b, the two side surface portions 11c, the outer surface portion 11d, and the inner surface portion 11e are each illustrated as being flat. However, the upper surface portion 11a, the bottom surface portion 11b, the two side surface portions 11c, the outer surface portion 11d, and the inner surface portion 11e are not limited to a form that forms a plane. Concavities and convexities may be provided on each of the upper surface portion 11a, the bottom surface portion 11b, the two side surface portions 11c, the outer surface portion 11d, and the inner surface portion 11e. Also, the corners formed by the wall surfaces may be chamfered.

Similarly, the lower left cushioning material 20 includes a top surface portion 21a, a bottom surface portion 21b, two side surface portions 21c forming a front wall surface and a rear surface wall surface, an outer surface portion 21d, and an inner surface portion 21e. is a hexahedron with The upper surface portion 21 a constitutes the top surface of the lower left cushioning material 20 , and the bottom surface portion 21 b constitutes the bottom surface of the lower left cushioning material 20 . The two side surface portions 21c, the outer side surface portion 21d, and the inner side surface portion 21e constitute side walls of the lower left cushioning material 20. As shown in FIG. 2 and 6, the upper surface portion 21a, the bottom surface portion 21b, the two side surface portions 21c, the outer surface portion 21d, and the inner surface portion 21e are each illustrated as being flat. However, the top surface portion 21a, the bottom surface portion 21b, the two side surface portions 21c, the outer side surface portion 21d, and the inner side surface portion 21e are not limited to a form that forms a plane. The upper surface portion 21a, the bottom surface portion 21b, the two side surface portions 21c, the outer surface portion 21d, and the inner surface portion 21e may each be provided with unevenness. Also, the corners formed by the wall surfaces may be chamfered.

When the lower right cushioning material 10 and the lower left cushioning material 20, which are a pair of lower cushioning materials, are placed on the bottom plate portion 31 of the lower corrugated board 30, the inner side surface portion 11e and the inner side surface portion 21e face each other. ing.

The lower right cushioning material 10 has an upper concave portion 120 formed in the upper surface portion 11a. Similarly, the lower left cushioning material 20 has an upper concave portion 120 formed in the upper surface portion 21a. The top-side recessed portion 120 is a groove-shaped portion that is recessed inward from the top surface portion 11a and the top surface portion 21a, and is formed to extend in the lateral direction (Y-axis direction) of the packaging device 100 .

The upper surface side concave portion 120 is composed of a groove surface portion 124 and an upper step surface portion 121 that face each other. In the lower right cushioning material 10, one grooved surface portion 124 is a surface opposite to the outer side surface portion 11d, and the other grooved surface portion 124 is a surface opposite to the inner side surface portion 11e. Also, the upper surface portion 121 is the upper surface portion of the lower right cushioning material 10 in the upper surface side concave portion 120 . Similarly, in the lower left cushioning material 20, one grooved surface portion 124 is a surface opposite to the outer side surface portion 21d, and the other grooved surface portion 124 is a surface opposite to the inner side surface portion 21e. Also, the upper surface portion 121 is the upper surface portion of the lower left cushioning material 20 in the upper surface side concave portion 120 .

With the outdoor unit 150 placed on the lower right cushioning material 10 and the lower left cushioning material 20, the leg part 154 provided on the bottom part 151 of the outdoor unit 150 is inserted into the upper recessed part 120, and the upper recessed part is inserted. A leg 154 is positioned within 120 .

(Engaging portion 15 of lower right cushioning material 10)
FIG. 7 is a side view of the lower right cushioning material 10 shown in FIG. The side view of the lower right cushioning material 10 shown in FIG. 7 represents the lower right cushioning material 10 viewed in the direction indicated by the outline arrow VP1 in FIG. FIG. 8 is a bottom view of the lower right cushioning material 10 shown in FIG. The bottom view of the lower right cushioning material 10 shown in FIG. 8 represents the lower right cushioning material 10 viewed in the direction indicated by the outline arrow VP2 in FIG. FIG. 9 is a conceptual diagram of the AA line cross section at the end of the lower right cushioning material 10 shown in FIG. FIG. 10 is a conceptual diagram of the cushioning material corner portion 11g of the lower right cushioning material 10 shown in FIG. The lower right cushioning material 10 shown in FIG. 10 represents the lower right cushioning material 10 viewed in the direction indicated by the outline arrow VP3 in FIG. The structure of the lower right cushioning material 10 will be described in more detail with reference to FIGS. 7 to 10. FIG.

As shown in FIGS. 7 to 10, the lower right cushioning material 10 has an engaging portion 15 between two cushioning corners 11g in the lateral direction (Y-axis direction) of the outdoor unit 150. As shown in FIGS. When the lower right cushioning material 10 is placed on the lower cardboard member 30, the band receiving portion 35 of the lower corrugated cardboard member 30, which will be described later, enters the engaging portion 15, and the engaging portion 15 is loosely fitted with the band receiving portion 35. . Therefore, when the lower right cushioning material 10 is placed on the lower corrugated board 30, the engaging part 15 is formed at a position facing the band receiving part 35 of the lower corrugated board 30, which will be described later.

When the lower right cushioning material 10 is placed on the lower cardboard material 30 , the engagement part 15 faces the band receiving part 35 in the lateral direction (X-axis direction) of the outdoor unit 150 and It faces the band receiving portion 35 in the lateral direction (Y-axis direction). When the lower right cushioning material 10 is placed on the lower corrugated board material 30, the engaging part 15 may abut on the band receiving part 35 in the lateral direction (X-axis direction) of the outdoor unit 150. It may abut on the band receiving portion 35 in the lateral direction (Y-axis direction) of the outdoor unit 150 .

The cushioning material corner portion 11g is a ridgeline portion that forms a boundary line between the outer side surface portion 11d of the lower right cushioning material 10 and the bottom surface portion 11b. The engaging portion 15 is a portion formed in a concave shape in the lower right cushioning material 10, and is a portion recessed with respect to the cushioning material corner portion 11g. The engaging portion 15 has an inclined portion 15a forming an inclined surface with respect to the outer side portion 11d and the bottom portion 11b. The engaging portion 15 is a portion in which the corner portion 11g of the cushioning material is notched so as to form an inclined portion 15a which is an inclined surface.

As shown in FIG. 9, the inclined portion 15a is formed as a slope inclined with respect to the bottom portion 11b, and forms a slope with an inclination angle α inside the surface between the bottom portion 11b and the bottom portion 11b. The inclination angle α between the inclined portion 15a and the bottom portion 11b is 90 degrees or more and less than 180 degrees. However, it is desirable that the inclination angle α is equal to the inclination angle β of the band receiving portion 35 of the lower corrugated board 30 described later, or formed as close as possible to the inclination angle β. The inclined portion 15a is formed in a planar shape, but may be formed in a curved shape.

As shown in FIGS. 9 and 10, the engaging portion 15 has a side edge portion 15b and a bottom edge portion 15c. The side ridgeline portion 15b is a ridgeline portion that serves as a boundary line between the inclined portion 15a and the outer side surface portion 11d, and constitutes an upper edge portion of the inclined portion 15a. The bottom ridgeline portion 15c is a ridgeline portion that serves as a boundary line between the inclined portion 15a and the bottom surface portion 11b, and constitutes the lower edge portion of the inclined portion 15a. The side ridgeline portion 15b and the bottom ridgeline portion 15c form ridgelines extending in the front-rear direction (Y-axis direction) of the lower right cushioning material 10 . The lower right cushioning material 10 is desirably formed such that the extending direction of the side ridgeline 15b and the bottom ridgeline 15c is parallel to the extending direction of the cushioning material corner 11g. However, the lower right cushioning material 10 is not limited to one formed so that the direction in which the side ridgeline 15b and the bottom ridgeline 15c extend is parallel to the direction in which the cushioning material corner 11g extends. do not have.

As shown in FIG. 7, the engaging portion 15 has a side connection portion 15d and a side connection portion 15e. The side connecting portion 15d forms a ridgeline portion connecting one end of the side ridgeline portion 15b in the direction in which the side ridgeline portion 15b extends and the cushioning material corner portion 11g. The side connecting portion 15e forms a ridgeline portion connecting the other end of the side ridgeline portion 15b in the direction in which the side ridgeline portion 15b extends and the cushioning material corner portion 11g. The side connection portion 15d and the side connection portion 15e are inclined with respect to the extending direction of the cushioning corner portion 11g and the side ridge line portion 15b. More specifically, the side connecting portion 15d and the side connecting portion 15e are inclined so that the distance between them is greater on the side of the cushioning material corner portion 11g than on the side of the side ridge line portion 15b. That is, the side connecting portion 15d and the side connecting portion 15e are inclined so that the distance between them is smaller on the side of the side ridge line portion 15b than on the side of the corner portion 11g of the cushioning material.

As shown in FIG. 8, the engaging portion 15 has a bottom connecting portion 15f and a bottom connecting portion 15g. The bottom connection portion 15f forms a ridgeline portion connecting one end of the bottom ridgeline portion 15c in the extending direction of the bottom ridgeline portion 15c and the cushioning material corner portion 11g. The bottom connection portion 15g forms a ridgeline portion connecting the other end of the bottom ridgeline portion 15c in the extending direction of the bottom ridgeline portion 15c and the cushioning material corner portion 11g. The bottom connecting portion 15f and the bottom connecting portion 15g are inclined with respect to the extending direction of the cushioning corner portion 11g and the bottom ridge portion 15c. More specifically, the bottom connecting portion 15f and the bottom connecting portion 15g are inclined so that the distance between them is greater on the cushioning material corner portion 11g side than on the bottom ridge portion 15c side. That is, the bottom connection portion 15f and the bottom connection portion 15g are inclined so that the distance between them is smaller on the bottom ridge line portion 15c side than on the cushioning material corner portion 11g side.

As shown in FIG. 10, the engaging portion 15 includes a side ridge portion 15b, a bottom ridge portion 15c, a side connection portion 15d, a side connection portion 15e, and a side connection portion 15d when viewed in a direction perpendicular to the inclined portion 15a. The edge formed by the bottom connecting portion 15f and the bottom connecting portion 15g is formed in a hexagonal shape. However, the engaging portion 15 is not limited to a shape in which the edges are hexagonal when viewed in the direction perpendicular to the inclined portion 15a. The engaging portion 15 has a vertex portion 15i formed by the side connecting portion 15d, the bottom connecting portion 15f, and the cushioning material corner portion 11g. In other words, the cushioning corner portion 11g is branched into the side connection portion 15d and the bottom connection portion 15f at the vertex portion 15i. Similarly, the engaging portion 15 has a vertex portion 15j formed by the side portion connecting portion 15e, the bottom portion connecting portion 15g, and the cushioning material corner portion 11g. In other words, the cushioning corner portion 11g branches off into the side connection portion 15e and the bottom connection portion 15g at the vertex portion 15j.

A region 15m surrounded by the side connecting portion 15d, the bottom connecting portion 15f, and the inclined portion 15a may be formed in a planar shape or in a curved shape. Further, the boundary between the region 15m and the inclined portion 15a may not be clearly defined, and may be formed continuously. Similarly, a region 15n surrounded by the side connecting portion 15e, the bottom connecting portion 15g, and the inclined portion 15a may be formed flat or curved. Also, the boundary between the region 15n and the inclined portion 15a may not be clearly defined, and may be formed continuously.

The engaging portion 15 has a shape in which the band receiving portion 35 of the lower corrugated board 30 enters the engaging portion 15, and has an inclined portion 15a formed as an inclined surface facing the box inclined portion 35a of the band receiving portion 35. If it is For example, the engaging portion 15 may be formed in a shape similar to the edge portion of the band receiving portion 35, such as being formed in a hexagonal shape when viewed from a direction perpendicular to the box inclined portion 35a. good. 11 and 12 below, modifications of the engaging portion 15 in which the edge portion of the engaging portion 15 constitutes another shape will be described. The shape of the modification of the engaging portion 15 shown in FIGS. 11 and 12 is an example, and the shape of the engaging portion 15 may be another shape.

FIG. 11 shows an engaging portion 15p of a modified example. The engaging portion 15p includes a side ridge portion 15b, a bottom ridge portion 15c, a side connection portion 15d, a side connection portion 15e, a bottom connection portion 15f and a bottom connection portion 15d when viewed in a direction perpendicular to the inclined portion 15a. The edge formed by the portion 15g is formed in a quadrangular shape. The side connecting portion 15d and the side connecting portion 15e are formed to be perpendicular to the extending direction of the cushioning corner portion 11g and the side ridge line portion 15b. More specifically, the side connecting portion 15d and the side connecting portion 15e are formed so that the distance between them is equal between the side ridge line portion 15b side and the cushioning material corner portion 11g side. Also, the bottom connecting portion 15f and the bottom connecting portion 15g are formed so as to be perpendicular to the extending direction of the cushioning corner portion 11g and the bottom ridge portion 15c. More specifically, the bottom connecting portion 15f and the bottom connecting portion 15g are formed so that the distance between them is equal between the bottom ridge line portion 15c side and the buffer material corner portion 11g side.

FIG. 12 shows an engaging portion 15q of another modification. The engaging portion 15q includes a side ridge portion 15b, a bottom ridge portion 15c, a side connection portion 15d, a side connection portion 15e, a bottom connection portion 15f and a bottom connection portion 15d when viewed in a direction perpendicular to the inclined portion 15a. The edge formed by the portion 15g is formed in an oval shape. The side connection portion 15d and the side connection portion 15e are formed in an arc shape. Similarly, the bottom connecting portion 15f and the bottom connecting portion 15g are formed in an arc shape.

(Lower cardboard material 30)
Returning to FIGS. 1 and 2, the lower corrugated board material 30 will be described. The lower corrugated cardboard material 30 is a tray-shaped corrugated cardboard material formed so as to cover the bottom and side surfaces of the lower right cushioning material 10 and the lower left cushioning material 20. configured to be overlaid. The lower corrugated board 30 is kept in a state of covering the lower right cushioning material 10 and the lower left cushioning material 20 on which the outdoor unit 150 is placed by the band member 70 hung on the outside. The lower corrugated cardboard material 30 has a flat plate-shaped bottom plate portion 31 on which the lower right cushioning material 10 and the lower left cushioning material 20 are placed. The bottom plate portion 31 is formed in a rectangular shape in plan view.

The lower corrugated board 30 has two long side walls 32 . The two long side wall portions 32 each form a side wall extending upward from the bottom plate portion 31 . The two long side wall portions 32 are provided to extend in the longitudinal direction (X-axis direction) of the bottom plate portion 31 along edges in the longitudinal direction (X-axis direction) of the bottom plate portion 31 . Of the two long side wall portions 32, the first side wall portion 32a constitutes the rear side wall of the lower corrugated board 30, and the second side wall portion 32b constitutes the front side wall of the lower corrugated board 30. be. The first side wall portion 32a and the second side wall portion 32b are provided so as to extend upward from the edge portion of the bottom plate portion 31, respectively, and face each other in the lateral direction (Y-axis direction).

The lower corrugated board 30 also has two short side wall portions 33 . The two short side wall portions 33 each form a side wall extending upward from the bottom plate portion 31 . The two short side wall portions 33 are provided along the edges of the bottom plate portion 31 in the width direction (Y-axis direction) so as to extend in the width direction (Y-axis direction) of the bottom plate portion 31 . Of the two short side wall portions 33, the third side wall portion 33a constitutes the side wall on the right side of the lower corrugated board 30, that is, the side wall on the machine room 142 side of the outdoor unit 150 in which the compressor 101 is arranged. . Further, of the two short side wall portions 33, the fourth side wall portion 33b constitutes the left side wall of the lower corrugated board 30, that is, the side wall of the outdoor unit 150 on the blower chamber 141 side. The third side wall portion 33a and the fourth side wall portion 33b are formed between the first side wall portion 32a and the second side wall portion 32b, and are provided to extend upward from the edge portion of the bottom plate portion 31, respectively. and face each other in the longitudinal direction (X-axis direction).

The lower corrugated board 30 is formed by bending and connecting the short side wall 33 and the long side wall 32 of the plate-shaped lower corrugated board 30 to form the side wall of the lower corrugated board 30, thereby forming the bottom plate part 31. It is formed in a vessel shape with a bottom surface.

(Band receiving portion 35 of lower cardboard member 30)
13 is a perspective view of the lower corrugated board 30. FIG. 14 is a side view of the lower corrugated board 30 shown in FIG. 13. FIG. The side view of the lower corrugated board 30 shown in FIG. 14 represents the lower corrugated board 30 viewed in the direction indicated by the outline arrow VP4 in FIG. 15 is a bottom view of the lower corrugated board 30 shown in FIG. 13. FIG. The bottom view of the lower corrugated board 30 shown in FIG. 15 represents the lower corrugated board 30 viewed in the direction indicated by the outline arrow VP5 in FIG. FIG. 16 is a conceptual diagram of the BB line cross section of the lower corrugated board 30 shown in FIG. FIG. 17 is a conceptual diagram of a box corner portion 31g of the lower corrugated board material 30 shown in FIG. The lower corrugated board 30 shown in FIG. 17 represents the lower corrugated board 30 viewed in the direction indicated by the outline arrow VP5 in FIG. 13 to 17, the structure of the lower corrugated board member 30 will be explained in more detail.

As shown in FIGS. 13 to 17, the lower corrugated board member 30 has a box corner portion 31g and a band receiving portion 35. As shown in FIGS. The box corner portion 31g is a boundary portion where the short side wall portion 33 of the lower corrugated board 30 and the bottom plate portion 31 are bent. That is, the box corner portion 31g is a ridgeline portion formed by the short side wall portion 33 and the bottom plate portion 31 . The box corners 31g are formed in the lower corrugated board 30 at one box end SR and the other box end SL in the longitudinal direction (X-axis direction) of the outdoor unit 150 .

The band receiving portion 35 is a portion where a longitudinal band 71 that is stretched in the longitudinal direction (X-axis direction) in a state in which the band member 70 is hung on the lower corrugated board 30 is arranged. The band receiving portion 35 is a portion whose outer surface is recessed inside the lower corrugated cardboard member 30 with respect to the box corner portion 31g. In other words, the band receiving portion 35 is a portion whose inner surface protrudes inward from the lower corrugated board member 30 .

The band receiving portion 35 is formed at one box end portion SR in the longitudinal direction (X-axis direction) of the outdoor unit 150 in the lower corrugated board member 30 . More specifically, the band receiving portion 35 is formed in the box end portion SR of the lower corrugated board 30 on the side where the compressor 101 is arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150. ing. That is, in Embodiment 1, since the compressor 101 is arranged above the lower right cushioning material 10, the band receiving part 35 is positioned at the box end of the lower corrugated board 30 on the side where the lower right cushioning material 10 is arranged. It is formed in part SR. In the lower corrugated board 30, the band receiving portion 35 formed at the box end portion SR on the side where the compressor 101 is arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150 is 1 band receiving portion.

The band receiving portion 35 is formed between the two box corner portions 31g in the lateral direction (Y-axis direction) of the outdoor unit 150. As shown in FIG. That is, the box corner portions 31g are formed on both sides of the band receiving portion 35 in the lateral direction (Y-axis direction) of the outdoor unit 150 . The band receiving portion 35 is formed in a portion that becomes the box corner portion 31g when the band receiving portion 35 is not formed. The band receiving portion 35 is desirably formed in the central portion in the lateral direction (Y-axis direction) of the outdoor unit 150 . However, the band receiving portion 35 is not limited to being formed in the central portion in the lateral direction (Y-axis direction) of the outdoor unit 150 .

The band receiving portion 35 has a box inclined portion 35 a forming an inclined surface with respect to the third side wall portion 33 a and the bottom plate portion 31 . The band receiving portion 35 has a box inclined portion 35a that forms an inclined surface with respect to the short side wall portion 33 and the bottom plate portion 31, and is formed in a recessed state inside the lower cardboard member 30 with respect to the box corner portion 31g. be done. The box inclined portion 35a is formed to form an inclination angle β with the bottom plate portion 31, as shown in FIG. An inclination angle β between the box inclined portion 35a and the bottom plate portion 31 is 90 degrees or more and less than 180 degrees. The box inclined portion 35a is formed in a planar shape having a linear cross section. Note that the box inclined portion 35a is not limited to having a planar shape with a straight cross section, and may be formed, for example, in a curved shape with an outwardly convex curve. Note that the size of the box inclined portion 35a is within the scope of design in consideration of the amount of displacement of the band member 70. As shown in FIG. It is desirable for the packing operator to recognize that the band receiving portion 35 is a recess artificially provided in the lower cardboard member 30 as a mark for hanging the band member 70 . Therefore, it is desirable that the band receiving portion 35 be formed to have a certain size, and for example, it may be provided so as to occupy about 50% to 60% of the area in the front-rear direction (Y-axis direction).

As shown in FIGS. 16 and 17, the band receiving portion 35 has a side bent portion 35b and a bottom bent portion 35c. The side bent portion 35b is a ridgeline portion that is a boundary line between the box inclined portion 35a and the third side wall portion 33a, and constitutes an upper edge portion of the box inclined portion 35a. The bottom bent portion 35c is a ridgeline portion that serves as a boundary line between the box inclined portion 35a and the bottom plate portion 31, and constitutes a lower edge portion of the box inclined portion 35a. The side bent portion 35b and the bottom bent portion 35c form a ridge extending in the front-rear direction (Y-axis direction) of the lower corrugated board 30. As shown in FIG. The lower corrugated board 30 is desirably formed such that the extending direction of the side bent portions 35b and the bottom bent portion 35c is parallel to the extending direction of the box corner portions 31g. However, the lower corrugated board 30 is not limited to one formed so that the extending direction of the side bent portions 35b and the bottom bent portion 35c is parallel to the extending direction of the box corner portions 31g. do not have. For example, the side bent portion 35b and the bottom bent portion 35c may be curved to form an arc.

As shown in FIG. 14, the band receiving portion 35 has a box-side connecting portion 35d and a box-side connecting portion 35e. The box side connecting portion 35d forms a ridgeline portion connecting one end 35b1 of the side bent portion 35b in the extending direction of the side bent portion 35b and the box corner portion 31g. The box side connecting portion 35e forms a ridgeline portion connecting the other end 35b2 of the side bent portion 35b in the extending direction of the side bent portion 35b and the box corner portion 31g. That is, the two side connection portions of the box side connection portion 35d and the box side connection portion 35e are connected to both ends of the side bent portion 35b in the extending direction of the side bent portion 35b and two box corner portions. 31g is formed.

The box side connecting portion 35d and the box side connecting portion 35e are inclined with respect to the extending direction of the box corner portion 31g and the side bent portion 35b. More specifically, the box side connection portion 35d and the box side connection portion 35e are inclined so that the distance between them is greater on the box corner portion 31g side than on the side bent portion 35b side. That is, the box side connecting portion 35d and the box side connecting portion 35e are inclined so that the distance between them is smaller on the side bent portion 35b side than on the box corner portion 31g side.

As shown in FIG. 15, the band receiving portion 35 has a box bottom connecting portion 35f and a box bottom connecting portion 35g. The box bottom connecting portion 35f forms a ridgeline portion connecting one end 35c1 of the bottom bent portion 35c in the extending direction of the bottom bent portion 35c and the box corner portion 31g. The box bottom connecting portion 35g forms a ridgeline portion connecting the other end 35c2 of the bottom bent portion 35c in the extending direction of the bottom bent portion 35c and the box corner portion 31g. That is, the two box bottom connection portions, the box bottom connection portion 35f and the box bottom connection portion 35g, connect both ends of the bottom bent portion 35c in the extending direction of the bottom bent portion 35c and the two box corner portions 31g. They form connecting ridges.

The box bottom connection portion 35f and the box bottom connection portion 35g are inclined with respect to the extending direction of the box corner portion 31g and the bottom bent portion 35c. More specifically, the box bottom connecting portion 35f and the box bottom connecting portion 35g are inclined so that the distance between them is greater on the box corner 31g side than on the bottom bent portion 35c side. That is, the box bottom connecting portion 35f and the box bottom connecting portion 35g are inclined so that the distance between them is smaller on the bottom bent portion 35c side than on the box corner portion 31g side.

As shown in FIG. 17, the band receiving portion 35 is formed to have hexagonal edges. The band receiving portion 35 includes a side bent portion 35b, a bottom bent portion 35c, a box side connecting portion 35d, a box side connecting portion 35e, and a box bottom when viewed in a direction perpendicular to the box inclined portion 35a. An edge formed by the connecting portion 35f and the box bottom connecting portion 35g is formed in a hexagonal shape. However, the band receiving portion 35 is not limited to a shape in which the edges are hexagonal when viewed in the direction perpendicular to the box inclined portion 35a. For example, the band receiving portion 35 may be formed in an oval shape when viewed in a direction perpendicular to the box inclined portion 35a. The band receiving portion 35 has a box apex portion 35i formed by a box side portion connecting portion 35d, a box bottom portion connecting portion 35f, and a box corner portion 31g. In other words, the box corner portion 31g is branched into the box side connection portion 35d and the box bottom connection portion 35f at the box top portion 35i. Similarly, the band receiving portion 35 has a box apex portion 35j formed by a box side portion connecting portion 35e, a box bottom portion connecting portion 35g, and a box corner portion 31g. In other words, the box corner portion 31g is branched into the box side connection portion 35e and the box bottom connection portion 35g at the box top portion 35j.

A region 35m surrounded by the box side connecting portion 35d, the box bottom connecting portion 35f, and the box inclined portion 35a may be formed in a planar shape or in a curved shape. Further, the area 35m and the box inclined portion 35a may not have a clear boundary, and may be formed continuously. Similarly, a region 35n surrounded by the box side connecting portion 35e, the box bottom connecting portion 35g, and the box inclined portion 35a may be formed in a planar shape or in a curved shape. Also, the region 35n and the box inclined portion 35a may not have a clear boundary, and may be formed continuously.

The band receiving portion 35 as a whole is formed in a concave shape with respect to the box corner portion 31g. When the lower right cushioning material 10 is placed on the lower corrugated board 30, the band receiving part 35 of the lower corrugated board 30 enters the engaging part 15, and the band receiving part 35 and the engaging part 15 are loosely fitted. When the lower right cushioning material 10 is placed on the lower corrugated board 30, the inclined portion 15a of the lower right cushioning material 10 and the inclined box portion 35a of the lower corrugated cardboard 30 face each other. The band receiving portion 35 may have a shape that fits into the engaging portion 15 of the lower right cushioning material 10 and has a box inclined portion 35 a facing the inclined portion 15 a of the engaging portion 15 .

FIG. 18 is an exploded view of the lower corrugated board material 30 shown in FIG. 19 is an enlarged view of the band receiving portion 35 surrounded by the dotted line J in the lower corrugated board member 30 shown in FIG. The lower corrugated board 30 is folded into a box shape as described above. The lower corrugated board 30 is a sheet of planar corrugated board before being folded. The box corner portion 31g, the side bent portion 35b, the bottom bent portion 35c, the box side connecting portion 35d, the box side connecting portion 35e, the box bottom connecting portion 35f, and the box bottom connecting portion 35g are folded lines. formed. The crease line is a portion processed so as to be folded when the lower corrugated board material 30 is assembled into a three-dimensional shape. For example, the fold lines are the box corner portion 31g, the side bent portion 35b, the bottom bent portion 35c, the box side connecting portion 35d, the box side connecting portion 35e, the box bottom connecting portion 35f, and the box bottom connecting portion 35g. It is a ruled line in which the column processed at the position is crushed.

In the unfolded state of the lower corrugated board 30, the box inclined portion 35a is flush with the third side wall portion 33a with the side bent portion 35b, the box side connection portion 35d, and the box side connection portion 35e as boundaries. formed. Similarly, in the unfolded state of the lower corrugated board 30, the box inclined portion 35a is formed flush with the bottom plate portion 31 with the bottom bent portion 35c, the box bottom connecting portion 35f, and the box bottom connecting portion 35g as boundary lines. ing. In the unfolded state of the lower corrugated board 30, the third side wall 33a and the bottom plate 31 are formed on the same plane with the box corner 31g as a boundary.

In the lower corrugated board member 30, the third side wall portion 33a and the bottom plate portion 31 are bent at the box corner portions 31g at the time of assembly. In addition, the lower corrugated cardboard member 30 is pressed against the inclined box portion 35a toward the inner side of the lower corrugated cardboard member 30, so that the side bent portions 35b are formed into ridge lines. As a boundary line, the third side wall portion 33a and the box inclined portion 35a are bent. Similarly, the lower corrugated board 30 is pressed against the inclined box part 35a toward the inner side of the lower corrugated board 30, so that the bent bottom part 35c becomes a ridge line. The bottom plate portion 31 and the box inclined portion 35a are bent along a line. By bending the third side wall portion 33a and the box inclined portion 35a, and by bending the bottom plate portion 31 and the box inclined portion 35a, the box inclined portion 35a is inclined together with the bottom plate portion 31 and the third side wall portion 33a. is formed as When forming the box inclined portion 35a, the lower corrugated cardboard material 30 may be bent in an arc shape at the side bent portion 35b, the bottom bent portion 35c, or the side bent portion 35b and the bottom bent portion 35c. However, it suffices if the box inclined portion 35a is provided. Further, when forming the box inclined portion 35a, the lower corrugated board member 30 has the third side wall portion 33a or the bottom plate portion 31, or the third side wall portion 33a and the bottom plate portion 31 at the portion continuous with the band receiving portion 35. Although it may be distorted, it suffices if it has the box inclined portion 35a.

(Upper cushioning material 40 and upper cushioning material 50)
The upper shock-absorbing material 40 and the upper shock-absorbing material 50 are obtained by forming a polystyrene foam material into a substantially rectangular parallelepiped shape. The upper cushioning material 40 and the upper cushioning material 50 cover both shoulders of the top surface portion 152 of the outdoor unit 150 in the width direction (X-axis direction) of the outdoor unit 150 . Each of the upper cushioning material 40 and the upper cushioning material 50 has a concave portion (not shown) along the shape of the top surface portion 152 of the outdoor unit 150 so that the top surface portion 152 of the outdoor unit 150 is fitted. The upper cushioning material 40 and the upper cushioning material 50 are formed thick centering on the portions that come into contact with the edges and corners of the top surface portion 152 of the outdoor unit 150 . As shown in FIG. 2, the upper cushioning material 40 and the upper cushioning material 50 may have a cutout portion 41 and a cutout portion 51 formed in a portion opposed to the vicinity of the center of the top surface portion 152 . By forming the notch portion 41 and the notch portion 51 in the upper cushioning material 40 and the upper cushioning material 50, the amount of material constituting the upper cushioning material 40 and the upper cushioning material 50 can be reduced. Although the upper cushioning material 40 and the upper cushioning material 50 are described as separate members, they may be formed as one member.

(Upper cardboard material 60)
The upper corrugated cardboard material 60 is a tray-shaped corrugated cardboard material formed to cover the upper and side surfaces of the upper cushioning material 40 and the upper cushioning material 50 , and covers the outer side of the upper cushioning material 40 and the upper cushioning material 50 . configured to The upper corrugated cardboard material 60 has a flat plate-like top plate portion 61 placed on the upper cushioning material 40 and the upper cushioning material 50 . The top plate portion 61 is formed in a rectangular shape in plan view. In addition, the upper corrugated board 60 has two opposed sides formed to extend in the longitudinal direction (X-axis direction) of the top plate portion 61 along the edges in the longitudinal direction (X-axis direction) of the top plate portion 61 . It has long side wall portions 62 . In addition, the upper corrugated board member 60 is formed so as to extend in the lateral direction (Y-axis direction) of the top plate portion 61 along the edge portion in the lateral direction (Y-axis direction) of the top plate portion 61 . It has two short side wall portions 63 . The upper corrugated board 60 is formed by folding and connecting the short side wall portions 63 and the long side wall portions 62 of the plate-shaped upper corrugated board 60 to form the side walls of the upper corrugated board 60, thereby forming the top plate portion. It is formed in a vessel shape with 61 as the bottom.

(Back packing material 80)
The back packing material 80 covers the outdoor heat exchanger 105 of the outdoor unit 150 from the back side of the outdoor unit 150 . As shown in FIGS. 1 and 2, when the outdoor unit 150 is packed, the outdoor heat exchanger 105 is covered with the back packing material 80. As shown in FIG. The back packing material 80 protects the outdoor heat exchanger 105, which is the object to be packed, from external factors. It has pressure resistance to protect the object to be packed from the pressure applied to the body. When the outdoor heat exchanger 105 is a fin-and-tube heat exchanger, the outdoor heat exchanger 105 includes a plurality of plate-like fins arranged in parallel at intervals and a plurality of plate-like fins intersecting with the plate-like fins. and heat transfer tubes. In particular, when the fins are plate-like fins, the fins are easily deformed by contact. The back packing material 80 covers the plate-like fins that constitute the outdoor heat exchanger 105, thereby preventing contact with the plate-like fins and preventing their deformation.

The back packing material 80 is formed in a plate shape. The back packing material 80 is made of, for example, corrugated cardboard. However, the material of the back packing material 80 is not limited to the corrugated cardboard material, and may be made of, for example, a resin material. When the outdoor unit 150 is packaged, the rear packing material 80 is fixed at the upper part by the upper corrugated board material 60 and fixed at the lower part by the lower corrugated board material 30 .

(Band member 70)
The band member 70 is a state in which the lower right cushioning material 10, the lower left cushioning material 20, the upper cushioning material 40, and the upper cushioning material 50 are fitted to the outdoor unit 150, and they are covered with the lower corrugated board material 30 and the upper corrugated board material 60. to maintain Moreover, the band member 70 is for maintaining the state in which the outdoor heat exchanger 105 is covered with the back surface packing material 80 .

The band member 70 is, for example, a PP band (polypropylene band). The band member 70 is arranged on the opposite side of the lower corrugated cardboard material 30 to the lower right cushioning material 10 and the lower left cushioning material 20 . Similarly, the band member 70 is arranged on the opposite side of the upper corrugated board 60 from the upper cushioning material 40 and the upper cushioning material 50 . The band members 70 are wrapped around the outside of the lower corrugated board 30 and the upper corrugated board 60 . The band member 70 is hung from at least the outside of the lower corrugated board 30 on the short side wall 33 and the bottom plate 31, and the lower corrugated board 30 covers the lower right cushioning material 10 on which the outdoor unit 150 is placed. to maintain.

The band member 70 has a long band 71 and a short band 72 . As shown in FIG. 1, two short bands 72 are arranged and hung in the front-rear direction and the vertical direction (Y-axis direction and Z-axis direction) of the outdoor unit 150, and one long band 71 is hung. It is arranged and hung in the direction and the vertical direction (X-axis direction and Z-axis direction). That is, three band members 70 are used. However, the number of band members 70 used is not limited to three, and may be one, two, or four or more. However, the band member 70 includes at least one longitudinal band 71 .

[Packing work]
The operation of packing the outdoor unit 150 by the packing device 100 will be described with reference to FIGS. 1 and 2. FIG. In order to pack the outdoor unit 150 using the packing apparatus 100 as described above, a packing worker prepares the assembled lower corrugated cardboard material 30, and inserts the lower right cushioning material 10 and the lower left cushioning material into the lower corrugated cardboard material 30. 20 is placed.

The packing operator places the bottom portion 11 b of the lower right cushioning material 10 on the bottom plate portion 31 . When the lower right cushioning material 10 is attached to the lower corrugated board 30 , the side surface 11 c of the lower right cushioning material 10 faces the long side wall 32 of the lower corrugated board 30 . It is desirable that the gap between the side surface portion 11c of the lower right cushioning material 10 and the long side wall portion 32 of the lower corrugated board 30 is small, and the side surface portion 11c is in contact with the long side wall portion 32. desirable. Further, the outer side surface portion 11 d of the lower right cushioning material 10 faces the short side wall portion 33 of the lower corrugated board member 30 . It is desirable that the gap between the outer surface portion 11d of the lower right cushioning material 10 and the short side wall portion 33 of the lower corrugated board 30 is small, and the outer surface portion 11d is further in contact with the short side wall portion 33. desirable. Also, when the packing operator places the lower right cushioning material 10 on the lower corrugated board 30, the band receiving portion 35 protruding inward from the lower corrugated board 30 engages the lower right cushioning material 10 in a concave shape. Enter part 15.

Similarly, the packing operator places the bottom surface portion 21 b of the left lower cushioning material 20 on the bottom plate portion 31 . When the lower left cushioning material 20 is attached to the lower corrugated board 30 , the side surface 21 c of the lower left cushioning material 20 faces the long side wall 32 of the lower corrugated board 30 . It is desirable that the gap between the side portion 21c of the lower left cushioning material 20 and the long side wall portion 32 of the lower corrugated board 30 is small, and the side portion 21c is further in contact with the long side wall portion 32. desirable. Further, the outer side surface portion 21 d of the left lower cushioning material 20 faces the short side wall portion 33 of the lower corrugated cardboard material 30 . It is desirable that the gap between the outer side surface portion 21d of the lower left cushioning material 20 and the short side wall portion 33 of the lower corrugated board member 30 is small, and the outer side surface portion 21d is in contact with the short side wall portion 33. desirable.

The packing operator places the bottom portion 151 of the outdoor unit 150 on the lower right cushioning material 10 and the lower left cushioning material 20 . Also, as shown in FIG. 9, the packing operator fits the pair of legs 154 of the outdoor unit 150 into the upper recesses 120 formed in the lower right cushioning material 10 and the lower left cushioning material 20, respectively. The packing operator then covers the outdoor heat exchanger 105 with the back packing material 80 . Next, the packing operator places the upper cushioning material 40 and the upper cushioning material 50 on the top surface portion 152 of the outdoor unit 150, and fits and covers the upper corrugated board material 60 thereon. At this time, the upper part of the back packaging material 80 is fixed by the upper corrugated board material 60 so that the back packaging material 80 does not fall down. Thereafter, one or a plurality of band members 70 are hung between the lower corrugated cardboard 30 and the upper corrugated cardboard 60 to bind and fix, and the packing operation of the outdoor unit 150 is completed. In addition, the order of the packing work explained here is an example, and the order of each process may be changed.

20 is a side view of the packaging device 100 shown in FIG. 1. FIG. FIG. 21 is a conceptual diagram showing a CC line cross section of the packing apparatus 100 shown in FIG. FIG. 22 is an enlarged view of the K section of the packaging device 100 shown in FIG. 20 to 22, the relationship between the lower corrugated cardboard material 30 and the longitudinal bands 71 of the band members 70 in the packing device 100 will be further described.

As shown in FIG. 21, the longitudinal bands 71 are arranged in the width direction (X-axis direction) and the vertical direction (Z-axis direction) of the outdoor unit 150, and are wrapped around the lower corrugated board 30 and the upper corrugated board 60 from outside. hung on the As shown in FIG. 22, the longitudinal band 71 is placed on the band receiving portion 35 and hung on the lower cardboard member 30 along the box inclined portion 35a of the band receiving portion 35. As shown in FIG. In the packing device 100 , the box slanted portion 35 a forming the slanted surface of the band receiving portion 35 is in contact with the longitudinal band 71 , not the box corner portion 31 g of the lower corrugated board 30 . Therefore, when an operator lifts and pulls the longitudinal band 71 during cargo handling, the self-weight of the outdoor unit 150 is received by the inclined surface of the box inclined portion 35a via the longitudinal band 71 .

Further, as shown in FIG. 22 , the packing device 100 has the engaging portion 15 of the lower right cushioning material 10 provided at a position facing the band receiving portion 35 of the lower corrugated board 30 . The box inclined portion 35a of the band receiving portion 35 and the inclined portion 15a of the engaging portion 15 are arranged to face each other. When pressure is applied to the lower corrugated board 30 by the longitudinal band 71 from the outside to the inside of the lower corrugated board 30, the box inclined portion 35a and the inclined portion 15a abut against each other. That is, when the pressure from the longitudinal band 71 is applied to the lower corrugated board 30 from the outside to the inside of the lower corrugated board 30, the inclined box portion 35a of the lower corrugated board 30 is pushed by the inclined portion 15a of the lower right cushioning material 10. supported from within. At this time, the inclined surfaces of the box inclined portion 35a and the inclined portion 15a are formed at substantially the same angle. Therefore, the contact area between the box inclined portion 35a and the inclined portion 15a is larger than the contact area between the box inclined portion 35a and the cushioning material corner portion 11g. More strength is ensured compared to

(Action and effect of packing device 100)
The packaging device 100 for the outdoor unit 150 includes a lower corrugated board member 30 having box corners 31 g and band receiving portions 35 . The band receiving portion 35 is formed between the two box corner portions 31g, and is formed so as to be recessed inside the lower corrugated board member 30 with respect to the two box corner portions 31g. Further, the band receiving portion 35 is formed in the box end portion SR on the side where the compressor 101 is arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150, and the short side wall portion 33 and a box inclined portion 35 a forming an inclined surface with respect to the bottom plate portion 31 . A longitudinal band 71 of the band member 70 is arranged on the band receiving portion 35 and hung along the box inclined portion 35a. In the packing device 100 of the outdoor unit 150, the band member 70 hangs on the inclined surface of the box inclined portion 35a, so even if the packing operator lifts and pulls the band member 70 to handle the cargo, the outdoor unit 100 does not hang on the lower cardboard material 30. The weight of the machine 150 can be received on its surface. Therefore, in the packaging device 100 for the outdoor unit 150, the weight of the outdoor unit 150 is dispersed on the surface of the box inclined portion 35a. As a result, even if the weight of the outdoor unit 150 is applied to the lower corrugated board 30 via the band member 70, the packing device 100 of the outdoor unit 150 is placed under the side where the compressor 101 is placed. Damage to the corrugated board material 30 can be prevented.

Further, the band receiving portion 35 is formed between the two box corner portions 31g, and is formed so as to be recessed inside the lower corrugated board member 30 with respect to the two box corner portions 31g. Since the lower corrugated cardboard material 30 is formed with a concave band receiving portion 35 in the range where the band member 70 is hung, the band receiving portion 35 serves as a mark for the packing operator when the band member 70 is hung. . Therefore, the packing device 100 can prevent the position where the band member 70 is hung from shifting.

In addition, the band receiving portion 35 is a ridgeline portion and has a side bent portion 35b that constitutes the upper edge portion of the inclined box portion 35a, and a bottom bent portion that is a ridgeline portion and constitutes the lower edge portion of the inclined box portion 35a. and a curved portion 35c. Therefore, in the packaging device 100 for the outdoor unit 150, the weight of the outdoor unit 150 is distributed on the surface of the box inclined portion 35a formed between the side bent portion 35b and the bottom bent portion 35c. As a result, even if the weight of the outdoor unit 150 is applied to the lower corrugated board 30 via the band member 70, the packing device 100 of the outdoor unit 150 is placed under the side where the compressor 101 is placed. Damage to the corrugated board material 30 can be prevented. The angle of the band member 70 between the side bent portion 35b forming the upper edge portion of the box inclined portion 35a and the bottom bent portion 35c forming the lower edge portion of the box inclined portion 35a is one angle. is larger than the angle at which the band member 70 associated with the box corner portion 31g is bent. Therefore, the band member 70 distributes the weight of the outdoor unit 150 applied to the side bent portion 35b and the bottom bent portion 35c more than the weight of the outdoor unit 150 applied to the box corner portion 31g. As a result, even if the weight of the outdoor unit 150 is applied to the lower corrugated board 30 via the band member 70, the packing device 100 of the outdoor unit 150 is placed under the side where the compressor 101 is placed. Damage to the corrugated board material 30 can be prevented.

Further, the side bent portion 35b and the bottom bent portion 35c are formed as crease lines in the unfolded state of the lower corrugated board member 30. As shown in FIG. Therefore, when assembling the lower corrugated cardboard material 30, the packing worker can easily form the band receiving portion 35 by externally applying pressure to the box inclined portion 35a.

Further, the band receiving portion 35 has a box side connection portion 35d forming a ridge line portion connecting the end portion 35b1 of the side bent portion 35b and the box corner portion 31g. It also has a box side connecting portion 35e forming a ridge line portion connecting the end portion 35b2 of the side bent portion 35b and the box corner portion 31g. Further, the band receiving portion 35 has a box bottom connection portion 35f forming a ridge line portion connecting the end portion 35c1 of the bottom bent portion 35c and the box corner portion 31g. Further, the band receiving portion 35 has a box bottom connection portion 35g forming a ridge line portion connecting the end portion 35c2 of the bottom bent portion 35c and the box corner portion 31g. The band receiving portion 35 has the box side connecting portion 35d, the box side connecting portion 35e, the box bottom connecting portion 35f, and the box bottom connecting portion 35g. It becomes easier to form a concave shape.

The box side connecting portion 35d, the box side connecting portion 35e, the box bottom connecting portion 35f, and the box bottom connecting portion 35g are formed as crease lines when the lower corrugated board 30 is unfolded. Therefore, when assembling the lower corrugated cardboard material 30, the packing worker can easily form the band receiving portion 35 by externally applying pressure to the box inclined portion 35a.

When viewed from a direction perpendicular to the box inclined portion 35a, the band receiving portion 35 includes a side bent portion 35b, a bottom bent portion 35c, a box side connecting portion 35d, and a box side connecting portion 35e. , the edge portions of the box bottom connecting portion 35f and the box bottom connecting portion 35g are hexagonal. Since the band receiving portion 35 is formed to have a hexagonal edge shape, the band receiving portion 35 is formed in a concave shape compared to the case where the edge portion is not formed to have a hexagonal shape. easier. In addition, since the edge of the band receiving portion 35 is formed in a hexagonal shape, the packing operator can recognize that the band receiving portion 35 is an artificially formed portion. serves as a mark for the packing operator when the band member 70 is hung. Therefore, the packing device 100 can prevent the position where the band member 70 is hung from shifting.

Further, the lower right cushioning material 10 has an engaging portion 15 formed in a concave shape into which the band receiving portion 35 is inserted when the lower right cushioning material 10 is placed on the lower corrugated board 30 . Since the lower right cushioning material 10 has the engaging portion 15, the corner portion 11g of the cushioning material does not come into contact with the box inclined portion 35a of the band receiving portion 35. Therefore, it is possible to suppress being arranged to be inclined with respect to each other. Further, since the lower right cushioning material 10 has the engaging portion 15 , the band receiving portion 35 enters the engaging portion 15 when the lower right cushioning material 10 is placed on the lower corrugated board 30 . As a result, the engaging portion 15 serves as a positioning member for the lower right cushioning material 10 with respect to the lower corrugated board 30, thereby preventing the positional displacement of the lower right cushioning material 10 with respect to the lower corrugated board 30 in the lateral direction (Y-axis direction). can be done.

When viewed from a direction perpendicular to the box inclined portion 35a, the engaging portion 15 includes the side bent portion 35b of the band receiving portion 35, the bottom bent portion 35c, the box side connecting portion 35d, the box It is formed in a shape similar to the edges of the side connection portion 35e, the box bottom connection portion 35f, and the box bottom connection portion 35g. Therefore, the engaging portion 15 serves as a positioning member for the lower right cushioning material 10 with respect to the lower corrugated cardboard material 30, thereby preventing the positional deviation of the lower right cushioning material 10 with respect to the lower corrugated board material 30 in the lateral direction (Y-axis direction). can.

Further, the engaging portion 15 has an inclined portion 15a formed as an inclined surface facing the box inclined portion 35a when the lower right cushioning material 10 is placed on the lower corrugated board 30 . Therefore, when pressure is applied to the lower corrugated board 30 by the longitudinal band 71 from the outside to the inside of the lower corrugated board 30, the box inclined portion 35a of the lower corrugated board 30 is pushed by the inclined portion 15a of the lower right cushioning material 10. supported from within. Since the contact area between the box inclined portion 35a and the inclined portion 15a is larger than the contact area between the box inclined portion 35a and the cushioning corner portion 11g, the box inclined portion 35a may or may not have the engaging portion 15 inside. Strength is further ensured by comparison.

Embodiment 2.
FIG. 23 is an exploded perspective view of a packaging device 100A according to Embodiment 2. FIG. Parts having the same configurations as those of the packing apparatus 100 of FIGS. 1 to 22 are denoted by the same reference numerals, and descriptions thereof are omitted. 100 A of packing apparatuses are packing apparatuses of the outdoor unit 150 which comprises a refrigerating-cycle apparatus. Items that are not specifically described in the packaging device 100A according to the second embodiment are the same as those of the packaging device 100 according to the first embodiment, and the same functions and configurations are described using the same reference numerals. In the packing apparatus 100 according to Embodiment 1, since the compressor 101 is arranged above the lower right cushioning material 10, the band receiving part 35 is arranged on the side of the lower corrugated board 30 on which the lower right cushioning material 10 is arranged. was formed at the box end SR of the On the other hand, the packaging device 100A of Embodiment 2 is implemented in that the band receiving portion 35 is also provided at the box end SL on the side where the lower left cushioning material 20 is arranged in the lower corrugated board 30A. It is different from the packing device 100 of form 1.

(Engaging portion 25 of lower left cushioning material 20)
24 is a perspective view of the lower right cushioning material 10 and the lower left cushioning material 20 of FIG. 23. FIG. 25 is a side view of the lower left cushioning material 20 shown in FIG. 24. FIG. The side view of the lower left cushioning material 20 shown in FIG. 25 represents the lower left cushioning material 20 viewed in the direction indicated by the outline arrow VP6 in FIG. 26 is a bottom view of the lower left cushioning material 20 shown in FIG. 24. FIG. The bottom view of the lower left cushioning material 20 shown in FIG. 26 represents the lower left cushioning material 20 viewed in the direction indicated by the outline arrow VP7 in FIG. FIG. 27 is a conceptual diagram of the DD line cross section at the end of the left lower cushioning material 20 shown in FIG. FIG. 28 is a conceptual diagram of the cushioning material corner portion 21g of the left lower cushioning material 20 shown in FIG. The lower left cushioning material 20 shown in FIG. 28 represents the lower left cushioning material 20 viewed in the direction indicated by the outline arrow VP8 in FIG. The structure of the left lower cushioning material 20 will be described in more detail with reference to FIGS. 24 to 28. FIG.

As shown in FIGS. 24 to 28, the lower left cushioning material 20 has an engaging portion 25 between two cushioning corners 21g in the lateral direction (Y-axis direction) of the outdoor unit 150. As shown in FIGS. When the lower left cushioning material 20 is placed on the lower corrugated board 30 , the band receiving part 35 of the lower corrugated board 30 enters the engaging part 25 , and the engaging part 25 is loosely fitted with the band receiving part 35 . Therefore, when the left lower cushioning material 20 is placed on the lower corrugated board 30 , the engaging part 25 is formed at a position facing the band receiving part 35 of the lower corrugated board 30 .

When the lower left cushioning material 20 is placed on the lower corrugated cardboard material 30, the engagement part 25 faces the band receiving part 35 in the lateral direction (X-axis direction) of the outdoor unit 150, It faces the band receiving portion 35 in the lateral direction (Y-axis direction). When the lower left cushioning material 20 is placed on the lower cardboard material 30, the engaging part 25 may contact the band receiving part 35 in the lateral direction (X-axis direction) of the outdoor unit 150. It may contact the band receiving portion 35 in the lateral direction (Y-axis direction) of the machine 150 .

The engaging portion 25 of the lower left cushioning material 20 has the same structure as the engaging portion 15 of the lower right cushioning material 10 . However, the engaging portion 25 of the lower left cushioning material 20 is not limited to having the same structure as the engaging portion 15 of the lower right cushioning material 10 . The engaging portion 25 of the lower left cushioning material 20 may be formed in a concave shape so that the band receiving portion 35 corresponding to the engaging portion 25 is inserted therein. may have a different structure.

The cushioning material corner portion 21g is a ridgeline portion that forms a boundary line between the outer side surface portion 21d of the left lower cushioning material 20 and the bottom surface portion 21b. The engaging portion 25 is a portion formed in a concave shape in the lower right cushioning material 10, and is a portion recessed with respect to the cushioning material corner portion 21g. The engaging portion 25 has an inclined portion 25a forming an inclined surface with respect to the outer side portion 21d and the bottom portion 21b. The engaging portion 25 is a portion in which the corner portion 21g of the cushioning material is notched so as to form an inclined portion 25a which is an inclined surface.

As shown in FIG. 27, the inclined portion 25a is formed as a slope inclined with respect to the bottom portion 21b, and forms a slope with an inclination angle α1 inside the surface between the bottom portion 21b and the bottom portion 21b. An inclination angle α1 between the inclined portion 25a and the bottom portion 21b is 90 degrees or more and less than 180 degrees. However, it is desirable that the angle of inclination α1 be equal to the angle of inclination β of the band receiving portion 35 of the lower corrugated board 30A or be as close to the angle of inclination β as possible. The inclined portion 25a is formed in a planar shape, but may be formed in a curved shape.

As shown in FIGS. 27 and 28, the engaging portion 25 has a side edge portion 25b and a bottom edge portion 25c. The side ridgeline portion 25b is a ridgeline portion that serves as a boundary line between the inclined portion 25a and the outer side surface portion 21d, and constitutes an upper edge portion of the inclined portion 25a. The bottom ridgeline portion 25c is a ridgeline portion that serves as a boundary line between the inclined portion 25a and the bottom surface portion 21b, and constitutes the lower edge portion of the inclined portion 25a. The side ridgeline portion 25b and the bottom ridgeline portion 25c form a ridgeline extending in the front-rear direction (Y-axis direction) of the left lower cushioning material 20 . The left lower cushioning material 20 is desirably formed such that the extending direction of the side ridgeline 25b and the bottom ridgeline 25c is parallel to the extending direction of the cushioning material corner 21g. However, the left lower cushioning material 20 is not limited to one formed so that the direction in which the side ridge line 25b and the bottom ridge line 25c extend is parallel to the direction in which the cushioning corner part 21g extends. do not have.

As shown in FIG. 25, the engaging portion 25 has a side connection portion 25d and a side connection portion 25e. The side connecting portion 25d forms a ridgeline portion connecting one end of the side ridgeline portion 25b in the direction in which the side ridgeline portion 25b extends and the cushioning material corner portion 21g. The side connection portion 25e forms a ridgeline portion connecting the other end of the side ridgeline portion 25b in the direction in which the side ridgeline portion 25b extends and the cushioning material corner portion 21g. The side connection portion 25d and the side connection portion 25e are inclined with respect to the extending direction of the cushioning corner portion 21g and the side ridge line portion 25b. More specifically, the side connecting portion 25d and the side connecting portion 25e are inclined such that the distance between them is greater on the side of the cushioning material corner portion 21g than on the side of the side ridge line portion 25b. In other words, the side connecting portion 25d and the side connecting portion 25e are inclined so that the distance between them is smaller on the side of the side ridge line portion 25b than on the side of the corner portion 21g of the cushioning material.

As shown in FIG. 26, the engaging portion 25 has a bottom connecting portion 25f and a bottom connecting portion 25g. The bottom connecting portion 25f forms a ridgeline portion connecting one end of the bottom ridgeline portion 25c in the extending direction of the bottom ridgeline portion 25c and the cushioning material corner portion 21g. The bottom connection portion 25g forms a ridgeline portion connecting the other end of the bottom ridgeline portion 25c in the extending direction of the bottom ridgeline portion 25c and the cushioning material corner portion 21g. The bottom connecting portion 25f and the bottom connecting portion 25g are inclined with respect to the extending direction of the cushioning corner portion 21g and the bottom ridge portion 25c. More specifically, the bottom connecting portion 25f and the bottom connecting portion 25g are inclined so that the distance between them is greater on the side of the cushioning material corner portion 21g than on the side of the bottom ridge line portion 25c. That is, the bottom connection portion 25f and the bottom connection portion 25g are inclined so that the distance between them is smaller on the bottom ridge line portion 25c side than on the cushioning material corner portion 21g side.

As shown in FIG. 28, the engaging portion 25 is formed so that the shape of the edge portion is hexagonal. The engaging portion 25 includes a side ridge portion 25b, a bottom ridge portion 25c, a side connection portion 25d, a side connection portion 25e, a bottom connection portion 25f and a bottom connection portion 25d when viewed in a direction perpendicular to the inclined portion 25a. The edge formed by the portion 25g is formed to have a hexagonal shape. However, the engaging portion 25 is not limited to a shape having hexagonal edges when viewed in the direction perpendicular to the inclined portion 25a. For example, as an example, the engaging portion 25 may have a rectangular edge or an elliptical edge when viewed in a direction perpendicular to the inclined portion 25a. . The engaging portion 25 has a vertex portion 25i formed by the side connecting portion 25d, the bottom connecting portion 25f, and the cushioning material corner portion 21g. In other words, the cushioning corner portion 21g is branched into the side connection portion 25d and the bottom connection portion 25f at the vertex portion 25i. Similarly, the engaging portion 25 has a vertex portion 25j formed by the side portion connecting portion 25e, the bottom portion connecting portion 25g, and the cushioning material corner portion 21g. In other words, the cushioning corner portion 21g is branched into the side connection portion 25e and the bottom connection portion 25g at the vertex portion 25j.

A region 25m surrounded by the side connecting portion 25d, the bottom connecting portion 25f, and the inclined portion 25a may be formed in a planar shape or in a curved shape. Also, the region 25m and the inclined portion 25a may not have a clear boundary, and may be formed continuously. Similarly, a region 25n surrounded by the side connecting portion 25e, the bottom connecting portion 25g, and the inclined portion 25a may be formed flat or curved. Further, the region 25n and the inclined portion 25a may not have a clear boundary, and may be formed continuously.

The engaging portion 25 is formed in a concave shape with respect to the corner portion 21g of the cushioning material. The engaging portion 25 may have a shape in which the band receiving portion 35 of the lower corrugated board 30A enters the engaging portion 25, and may have a shape having an inclined portion 25a facing the band receiving portion 35. As shown in FIG. The engaging portion 25 may have a structure similar to the engaging portion 15p of the lower right cushioning material 10 or the engaging portion 15q of the lower right cushioning material 10 described above.

(Band receiving portion 35 of lower cardboard material 30A)
FIG. 29 is a perspective view of the lower corrugated board 30A shown in FIG. FIG. 30 is a developed view of the lower corrugated board material 30A shown in FIG. As shown in FIGS. 29 and 30, the lower corrugated board member 30A has box corners 31g and band receiving portions 35. As shown in FIGS.

The band receiving portion 35 is formed in at least one box end portion SR in the longitudinal direction (X-axis direction) of the outdoor unit 150 in the lower corrugated board member 30A. More specifically, the band receiving portion 35 is formed in the box end portion SR of the lower corrugated board 30A on the side where the compressor 101 is arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150. ing. That is, in the packing apparatus 100A of Embodiment 2, since the compressor 101 is arranged above the lower right cushioning material 10, the band receiving part 35 is arranged in the lower right cushioning material 10 in the lower corrugated board 30A. It is formed at the side box end SR. As described above, in the lower corrugated board 30, the band receiving portion 35 is formed at the box end portion SR on the side where the compressor 101 is arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150. is the first band receiving portion.

Further, the band receiving portion 35 is also formed at the other box end portion SL in the longitudinal direction (X-axis direction) of the outdoor unit 150 in the lower corrugated board member 30A. More specifically, the band receiving portion 35 is formed at the box end SL on the side where the compressor 101 is not arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150 in the lower corrugated board 30A. It is That is, in the packing apparatus 100A of Embodiment 2, the band receiving portion 35 is also formed in the box end SL on the side where the lower left cushioning material 20 is arranged in the lower corrugated board 30A. Therefore, in the packaging device 100A of Embodiment 2, band receiving portions 35 are provided at both ends in the longitudinal direction (X-axis direction) of the lower corrugated board 30A. In the lower corrugated board 30A, the band receiving portion 35 formed at the box end SL on the side where the compressor 101 is not arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150 is This is the second band receiver. That is, the band receiving portion 35 is formed at the second box end portion SL located on the opposite side of the box end portion SR at which the first band receiving portion is formed in the longitudinal direction (X-axis direction). It has a band receiving part.

The box corner portion 31g is a ridgeline portion that serves as a boundary line between the third side wall portion 33a of the lower corrugated board 30A and the bottom plate portion 31, and also a boundary line between the fourth side wall portion 33b of the lower corrugated board 30A and the bottom plate portion 31. This is the ridgeline portion. In the longitudinal direction (X-axis direction) of the lower corrugated board 30A, the band receiving portion 35 formed at one box end portion SR of the lower corrugated board 30A has an inclined surface with respect to the third side wall portion 33a and the bottom plate portion 31. It has a box ramp 35a to form. In addition, in the longitudinal direction (X-axis direction) of the lower corrugated board 30A, the band receiving portion 35 formed at the other box end portion SL of the lower corrugated board 30A is inclined with respect to the fourth side wall portion 33b and the bottom plate portion 31. It has a box slope 35a forming a plane. That is, the band receiving portion 35 has a box inclined portion 35 a forming an inclined surface with respect to the short side wall portion 33 and the bottom plate portion 31 .

The side bent portion 35b is a ridgeline portion that serves as a boundary line between the box inclined portion 35a and the fourth side wall portion 33b, and constitutes an upper edge portion of the box inclined portion 35a. In the unfolded state of the lower corrugated board material 30A, the box inclined portion 35a is flush with the third side wall portion 33a with the side bent portion 35b, the box side connection portion 35d, and the box side connection portion 35e as boundary lines. formed. Similarly, in the unfolded state of the lower corrugated board material 30A, the box inclined portion 35a is the same as the fourth side wall portion 33b with the side bent portion 35b, the box side connection portion 35d, and the box side connection portion 35e as boundary lines. It is formed flat. Further, in the unfolded state of the lower corrugated board 30A, the third side wall 33a and the bottom plate 31 are formed on the same plane with the box corner 31g as a boundary line. Similarly, in the unfolded state of the lower corrugated board 30A, the fourth side wall 33b and the bottom plate 31 are formed on the same plane with the box corner 31g as a boundary.

In the lower corrugated board material 30A, the fourth side wall portion 33b and the bottom plate portion 31 are bent at the box corner portion 31g at the time of assembly. In addition, the lower corrugated board 30A is pressed against the box inclined part 35a toward the inner side of the lower corrugated board 30A, so that the side bent parts 35b become ridge lines. As a boundary line, the fourth side wall portion 33b and the box inclined portion 35a are bent. Similarly, the lower corrugated board 30A is pressed against the inclined box part 35a toward the inner side of the lower corrugated board 30A, so that the bent bottom part 35c becomes a ridge line. The bottom plate portion 31 and the box inclined portion 35a are bent along a line. In the lower corrugated board 30A, the fourth side wall portion 33b and the inclined box portion 35a are bent, and the bottom plate portion 31 and the inclined box portion 35a are bent. It is formed so as to be inclined with the side wall portion 33b. When forming the box inclined portion 35a, the lower corrugated cardboard material 30 may be bent in an arc shape at the side bent portion 35b, the bottom bent portion 35c, or the side bent portion 35b and the bottom bent portion 35c. However, it suffices if the box inclined portion 35a is provided. Further, when forming the box inclined portion 35a, the lower corrugated board member 30 has the fourth side wall portion 33b or the bottom plate portion 31, or the fourth side wall portion 33b and the bottom plate portion 31 at the portion that is continuous with the band receiving portion 35. Although it may be distorted, it suffices if it has the box inclined portion 35a.

FIG. 31 is a conceptual diagram showing a cross section of the packing device 100A taken along line CC of the packing device 100 shown in FIG. As shown in FIG. 31, the longitudinal bands 71 are arranged in the width direction (X-axis direction) and the vertical direction (Z-axis direction) of the outdoor unit 150, and are wound from outside the lower corrugated board 30A and the upper corrugated board 60. hung on the The longitudinal bands 71 are arranged at the first band receiving portion and the second band receiving portion at both ends in the longitudinal direction (X-axis direction) of the lower corrugated cardboard material 30A, and the box inclined portion of the band receiving portion 35 is arranged. 35a to the lower corrugated board 30A.

Further, as shown in FIG. 31, the packing device 100A has the engaging portion 15 of the lower right cushioning material 10 provided at a position facing the band receiving portion 35 of the lower corrugated board 30A. The box inclined portion 35a of the band receiving portion 35 and the inclined portion 15a of the engaging portion 15 are arranged to face each other. Similarly, the packaging device 100A has an engaging portion 25 of the left lower cushioning material 20 provided at a position facing the band receiving portion 35 of the lower corrugated board 30A. The box inclined portion 35a of the band receiving portion 35 and the inclined portion 25a of the engaging portion 25 are arranged to face each other.

When pressure is applied to the lower corrugated board 30A from the outside to the inside by the longitudinal band 71, the box inclined portion 35a and the inclined portion 15a are in contact with each other. That is, when the pressure from the longitudinal band 71 is applied to the lower corrugated board 30A from the outside to the inside of the lower corrugated board 30A, the box inclined portion 35a of the lower corrugated board 30A is pushed by the inclined portion 15a of the lower right cushioning material 10. supported from within. Further, when the pressure from the longitudinal band 71 is applied to the lower corrugated board 30A from the outside to the inside of the lower corrugated board 30A, the box inclined portion 35a of the lower corrugated board 30A is pushed by the inclined portion 25a of the left lower cushioning material 20. supported from within.

The inclined surfaces of the box inclined portion 35a and the inclined portion 15a are formed at substantially the same angle. Therefore, the contact area between the box inclined portion 35a and the inclined portion 15a is larger than the contact area between the box inclined portion 35a and the cushioning material corner portion 11g. More strength is ensured compared to In addition, the inclined surfaces of the box inclined portion 35a and the inclined portion 25a are formed at substantially the same angle. Therefore, the contact area between the box inclined portion 35a and the inclined portion 25a is larger than the contact area between the box inclined portion 35a and the cushioning material corner portion 21g. More strength is ensured compared to As a result, even if the packing operator holds the longitudinal band 71 and pulls the packing device 100A in any direction in the longitudinal direction (the X-axis direction), the box angle 31g, which is the ridge line, is not the box corner 31g, but the box inclination is the plane. Longitudinal band 71 is received by portion 35a. Therefore, even if the packing operator moves the packing device 100A by holding the longitudinal band 71, the lower corrugated cardboard material 30A can be prevented from being damaged.

(Action and effect of packing device 100A)
In addition, the band receiving portion 35 is formed at the box end portion SL located on the opposite side in the longitudinal direction (X-axis direction) from the box end portion SR at which the first band receiving portion is formed. It has a band receiving part. The band member 70 is arranged on the first band receiving portion and the second band receiving portion and hung along the box inclined portion 35a. That is, the band receiving portion 35 is further formed in the other longitudinal direction (X-axis direction) of the box end portion SL located on the opposite side of the box end portion SR of the lower corrugated board 30A, and the box inclined portion 35a. It has. In the packing device 100A of the outdoor unit 150, the band member 70 hangs on the inclined surface of the box inclined portion 35a. The weight of the machine 150 can be received on its surface. In addition, in the packaging device 100A of the outdoor unit 150, the band member 70 hangs on the inclined surface of the box inclined portion 35a. Therefore, even if the packing operator lifts the band member 70 and pulls it in the opposite direction to the above, the packaging device 100A of the outdoor unit 150 receives the weight of the outdoor unit 150 applied to the lower corrugated board 30A on its surface. be able to. In the packaging device 100A for the outdoor unit 150, the weight of the outdoor unit 150 is dispersed on the surface of the box inclined portion 35a. As a result, the packaging device 100A for the outdoor unit 150 can prevent the lower corrugated board 30 from being damaged even when the weight of the outdoor unit 150 is applied to the lower corrugated board 30A via the band member 70 .

Also, the packaging device 100A of the outdoor unit 150 includes a lower corrugated board material 30A having a box corner portion 31g and a band receiving portion 35. As shown in FIG. The band receiving portion 35 is formed between the two box corner portions 31g, and is formed so as to be recessed inside the lower corrugated cardboard member 30A with respect to the two box corner portions 31g. Further, the band receiving portion 35 is formed in the box end portion SR on the side where the compressor 101 is arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150, and the short side wall portion 33 and a box inclined portion 35 a forming an inclined surface with respect to the bottom plate portion 31 . A longitudinal band 71 of the band member 70 is arranged on the band receiving portion 35 and hung along the box inclined portion 35a. In the packing device 100A of the outdoor unit 150, the band member 70 hangs on the inclined surface of the box inclined portion 35a. The weight of the machine 150 can be received on its surface. Therefore, in the packaging device 100A for the outdoor unit 150, the dead weight of the outdoor unit 150 is dispersed on the surface of the box inclined portion 35a. As a result, even if the weight of the outdoor unit 150 is applied to the lower corrugated board 30A via the band member 70, the weight of the compressor 101 is applied to the packing device 100A of the outdoor unit 150. Damage to the corrugated board material 30A can be prevented.

Further, the lower left cushioning material 20 has an engaging portion 25 formed in a concave shape into which the band receiving portion 35 is inserted when the lower left cushioning material 20 is placed on the lower corrugated board 30 . Since the lower left cushioning material 20 has the engaging portion 25, the corner portion 21g of the cushioning material does not come into contact with the inclined box portion 35a of the band receiving portion 35. Therefore, it is possible to suppress being arranged to be inclined with respect to each other. Further, since the lower left cushioning material 20 has the engaging portion 25 , the band receiving portion 35 enters the engaging portion 25 when the lower left cushioning material 20 is placed on the lower corrugated cardboard material 30 . As a result, the engaging portion 25 serves as a positioning member for the lower left cushioning material 20 with respect to the lower corrugated board 30, thereby preventing the positional displacement of the lower left cushioning material 20 with respect to the lower corrugated board 30 in the lateral direction (Y-axis direction). can be done.

Further, the lower right cushioning material 10 has an engaging portion 15 formed in a concave shape into which the band receiving portion 35 is inserted when the lower right cushioning material 10 is placed on the lower corrugated board 30 . Therefore, the engaging portion 15 serves as a positioning member for the lower right cushioning material 10 with respect to the lower corrugated cardboard material 30, thereby preventing the positional deviation of the lower right cushioning material 10 with respect to the lower corrugated board material 30 in the lateral direction (Y-axis direction). can.

When viewed from a direction perpendicular to the box inclined portion 35a, the engaging portion 25 includes the side bent portion 35b of the band receiving portion 35, the bottom bent portion 35c, the box side connecting portion 35d, the box It is formed in a shape similar to the edges of the side connection portion 35e, the box bottom connection portion 35f, and the box bottom connection portion 35g. Therefore, the engaging portion 25 serves as a positioning member for the lower left cushioning material 20 with respect to the lower corrugated board 30, thereby preventing the positional deviation of the lower left cushioning material 20 with respect to the lower corrugated board 30 in the lateral direction (Y-axis direction). can.

Further, the engaging portion 25 has an inclined portion 25a formed as an inclined surface facing the box inclined portion 35a when the left lower cushioning material 20 is placed on the lower corrugated cardboard material 30 . Therefore, when pressure is applied to the lower corrugated board 30 by the longitudinal band 71 from the outside to the inside of the lower corrugated board 30, the inclined box part 35a of the lower corrugated board 30 is pushed by the inclined part 25a of the lower left cushioning material 20. supported from within. Since the contact area between the box inclined portion 35a and the inclined portion 25a is larger than the contact area between the box inclined portion 35a and the cushioning material corner portion 21g, the box inclined portion 35a may or may not have the engaging portion 25 inside. Strength is further ensured by comparison.

Embodiment 3.
FIG. 32 is an exploded perspective view of a packaging device 100B according to Embodiment 3. FIG. Parts having the same configurations as those of the packing apparatus 100 and the packing apparatus 100A shown in FIGS. The packing device 100B is a packing device for the outdoor unit 150 that constitutes the refrigeration cycle device. Items not particularly described in the packing apparatus 100B according to the third embodiment are the same as those of the packing apparatus 100 according to the first embodiment and the packing apparatus 100A according to the second embodiment, and the same functions and configurations are denoted by the same reference numerals. will be described using In the packaging device 100 according to Embodiment 1 and the packaging device 100A according to Embodiment 2, the band receiving portion 35 is formed by bending. On the other hand, a packing device 100B according to Embodiment 3 is formed by partly separating the band receiving portion 35p. The configuration of the packing device 100B will be described below, focusing on the configuration of the band receiving portion 35p.

(Band receiving portion 35p of lower cardboard material 30B)
33 is a perspective view of the lower corrugated board 30B shown in FIG. 32. FIG. FIG. 34 is an enlarged view of the band receiving portion 35p surrounded by the dotted line L in the lower corrugated board 30B shown in FIG. FIG. 35 is a developed view of the lower corrugated board material 30B shown in FIG. FIG. 36 is an enlarged view of the band receiving portion 35p surrounded by the dotted line M in the lower corrugated board material 30B shown in FIG. The configuration of the band receiving portion 35p of the lower corrugated cardboard member 30B will be described with reference to FIGS. 33 to 36. FIG.

As shown in FIG. 33, the lower corrugated board member 30B has box corners 31g and band receiving portions 35p. The band receiving portion 35p is formed at one box end portion SR in the longitudinal direction (X-axis direction) of the outdoor unit 150 in the lower corrugated board member 30B. More specifically, the band receiving portion 35p is formed in the box end portion SR of the lower corrugated board 30B on the side where the compressor 101 is arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150. ing. That is, in the packing apparatus 100B of Embodiment 3, since the compressor 101 is arranged above the lower right cushioning material 10, the band receiving portion 35p is arranged with the lower right cushioning material 10 in the lower corrugated board 30B. It is formed at the side box end SR. In the lower corrugated board 30B, the band receiving portion 35p formed at the box end portion SR on the side where the compressor 101 is arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150 is the first band receiving portion 35p. It is a band receiving part.

Further, the band receiving portion 35p is also formed at the other box end portion SL in the longitudinal direction (X-axis direction) of the outdoor unit 150 in the lower corrugated board member 30B. More specifically, the band receiving portion 35p is formed at the box end SL on the side where the compressor 101 is not arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150 in the lower corrugated board 30B. It is That is, in the packaging device 100B of Embodiment 3, the band receiving portion 35p is also formed in the box end portion SL on the side where the lower left cushioning material 20 is arranged in the lower corrugated cardboard material 30B. In the lower corrugated board 30B, the band receiving portion 35p formed at the box end portion SL on the side where the compressor 101 is not arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150 is the second band receiving portion 35p. It is a band receiving part of. Therefore, in the packaging device 100B of Embodiment 3, the two band receiving portions 35p of the first band receiving portion and the second band receiving portion are provided at both ends in the longitudinal direction (X-axis direction) of the lower corrugated board 30B. formed.

As described above, the packing device 100B has the band receiving portions 35p at both ends in the longitudinal direction (X-axis direction) of the lower corrugated board 30B. However, the packaging device 100B is not limited to the structure having the band receiving portions 35p at both ends in the longitudinal direction (X-axis direction) of the lower corrugated board 30B. The packaging device 100B, like the packaging device 100 according to Embodiment 1, is arranged in the lower corrugated board 30B on the side where the compressor 101 is arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150. Only the box end portion SR may have the band receiving portion 35p.

The band receiving portion 35 p has a box inclined portion 35 a forming an inclined surface with respect to the third side wall portion 33 a and the bottom plate portion 31 . Further, the band receiving portion 35p has a box inclined portion 35a forming an inclined surface with respect to the fourth side wall portion 33b and the bottom plate portion 31. As shown in FIG. That is, the band receiving portion 35p has a box inclined portion 35a forming an inclined surface with respect to the short side wall portion 33 and the bottom plate portion 31. As shown in FIG. The box inclined portion 35a is formed to form an inclination angle β with the bottom plate portion 31 as described above.

As shown in FIGS. 34 and 36, the band receiving portion 35p has a side bent portion 35b and a bottom bent portion 35c. The side bent portion 35b constitutes the upper edge portion of the box inclined portion 35a, and the bottom bent portion 35c constitutes the lower edge portion of the box inclined portion 35a. The side bent portion 35b and the bottom bent portion 35c form a ridge extending in the front-rear direction (Y-axis direction) of the lower corrugated board 30B.

As shown in FIG. 34, the band receiving portion 35p has a front edge portion 35s1 and a rear edge portion 35t1. The front edge portion 35s1 is an edge portion of the box inclined portion 35a and forms an edge portion between an end portion 35b1 of the side bent portion 35b and an end portion 35c1 of the bottom bent portion 35c. The rear edge portion 35t1 is an edge portion of the box inclined portion 35a and forms an edge portion between an end portion 35b2 of the side bent portion 35b and an end portion 35c2 of the bottom bent portion 35c. Therefore, the box inclined portion 35a is formed by a region surrounded by the side bent portion 35b, the bottom bent portion 35c, the front edge portion 35s1 and the rear edge portion 35t1.

As shown in FIGS. 35 and 36, the front edge portion 35s1 connects the end portion 35b1 of the side bent portion 35b and the end portion 35c1 of the bottom bent portion 35c when the lower corrugated board member 30 is unfolded. A front cut portion 35s, which is a connecting cut, is formed. Similarly, the rear edge portion 35t1 is a rear cut portion that is a cut connecting the end portion 35b2 of the side bent portion 35b and the end portion 35c2 of the bottom bent portion 35c in the unfolded state of the lower corrugated board member 30. Form 35t. That is, the front edge portion 35s1 and the rear edge portion 35t1 are cuts connecting both ends of the side bent portion 35b and both ends of the bottom bent portion 35c in the unfolded state of the lower corrugated board member 30. A cut portion is formed by the front cut portion 35s and the rear cut portion 35t.

The front edge portion 35s1 is a wall portion on the box inclined portion 35a side in the front cut portion 35s. Further, the rear edge portion 35t1 is a wall portion on the box inclined portion 35a side in the rear cut portion 35t. The front cutout portion 35s and the rear cutout portion 35t are cuts formed in the short side wall portion 33 and the bottom plate portion 31 so as to connect the side bent portion 35b and the bottom bent portion 35c. That is, the two cut portions, the front cut portion 35s and the rear cut portion 35t, are formed at both ends of the side bent portion 35b in the extending direction of the side bent portion 35b and at the bottom bent portion 35c. It is formed as a break connecting both ends of the bottom bent portion 35c in the direction.

The front notch 35s connects one end 35b1 of the side bent portion 35b and one end 35c1 of the bottom bent portion 35c in a direction parallel to the extending direction of the box corner 31g. is formed in The front cut portion 35s is a cut that separates the third side wall portion 33a and the bottom plate portion 31 from the box inclined portion 35a. The rear notch 35t connects the other end 35b2 of the side bent portion 35b and the other end 35c2 of the bottom bent portion 35c in the direction parallel to the direction in which the box corner 31g extends. is formed as The rear cut portion 35t is a cut that separates the third side wall portion 33a and the bottom plate portion 31 from the box inclined portion 35a. That is, the front cut portion 35s and the rear cut portion 35t are cuts that separate the short side wall portion 33 and the bottom plate portion 31 from the box inclined portion 35a.

Similarly, the front cutout portion 35s and the rear cutout portion 35t are cuts formed in the fourth side wall portion 33b and the bottom plate portion 31 . The front cut portion 35s is a cut that separates the fourth side wall portion 33b and the bottom plate portion 31 from the box inclined portion 35a. Further, the rear cut portion 35t is a cut that separates the fourth side wall portion 33b and the bottom plate portion 31 from the box inclined portion 35a.

As shown in FIG. 36, the front cutout 35s and the rear cutout 35t are formed linearly so as to extend in the longitudinal direction (X-axis direction) of the lower corrugated board 30B. Further, the front cutout portion 35s and the rear cutout portion 35t are formed so as to extend parallel to each other. Therefore, in the unfolded state of the lower corrugated board 30, the front edge 35s1 and the rear edge 35t1 are formed linearly so as to extend in the longitudinal direction (X-axis direction) of the lower corrugated board 30B. Further, in the unfolded state of the lower corrugated board material 30, the front edge portion 35s1 and the rear edge portion 35t1 are formed so as to extend parallel to each other.

Note that the front cutout 35s and the rear cutout 35t are not limited to a configuration in which they are linearly formed so as to extend in the longitudinal direction (X-axis direction) of the lower corrugated board 30B. Further, the front cutout portion 35s and the rear cutout portion 35t are not limited to the configuration formed so as to extend parallel to each other. The front cutout portion 35s and the rear cutout portion 35t are cuts that connect the side bent portion 35b and the bottom bent portion 35c, and are spaced apart from each other in the lateral direction (Y-axis direction) of the outdoor unit 150. It is sufficient if it is formed open. For example, the front cutout 35s and the rear cutout 35t may be curved instead of straight. Similarly, the front edge portion 35s1 and the rear edge portion 35t1 are limited to a configuration in which the front edge portion 35s1 and the rear edge portion 35t1 are formed linearly so as to extend in the longitudinal direction (X-axis direction) of the lower corrugated board 30B when the lower corrugated board 30 is unfolded. not to be Further, in the unfolded state of the lower corrugated board material 30, the front edge portion 35s1 and the rear edge portion 35t1 are not limited to the configuration formed so as to extend parallel to each other.

The band receiving portion 35p has an edge formed by a side bent portion 35b, a bottom bent portion 35c, a front edge portion 35s1 and a rear edge portion 35t1 when viewed in a direction perpendicular to the box inclined portion 35a. is formed to be a square. However, the band receiving portion 35p is not limited to a shape having a square edge when viewed in the direction perpendicular to the box inclined portion 35a. For example, the band receiving portion 35p may be formed in a hexagonal shape or an oval shape when viewed in a direction perpendicular to the box inclined portion 35a.

The band receiving portion 35p is formed in a concave shape with respect to the box corner portion 31g as a whole. When the lower right cushioning material 10 is placed on the lower corrugated board 30B, the band receiving part 35p of the lower corrugated board 30B enters the engaging part 15, and the band receiving part 35p and the engaging part 15 are loosely fitted. Then, when the lower right cushioning material 10 is placed on the lower corrugated board 30B, the inclined portion 15a of the lower right cushioning material 10 faces the inclined box portion 35a of the lower corrugated cardboard 30B. The band receiving portion 35p has a shape that fits into the engaging portion 15 of the lower right cushioning material 10, and may have a shape that has a box inclined portion 35a facing the inclined portion 15a of the engaging portion 15. As shown in FIG.

The lower corrugated board 30B is bent into a box shape as described above. The lower corrugated board material 30B is a sheet of planar corrugated board material before being folded. Box corners 31g, side bent portions 35b, and bottom bent portions 35c are formed as crease lines before the lower corrugated board 30B is assembled. The front edge portion 35s1 and the rear edge portion 35t1 are formed as parts constituting the front cut portion 35s and the rear cut portion 35t before the lower corrugated board 30B is assembled.

In the unfolded state of the lower corrugated board 30B, the box inclined portion 35a is formed flush with the short side wall portion 33 with the side bent portion 35b, the front cut portion 35s, and the rear cut portion 35t as boundary lines. It is Similarly, in the unfolded state of the lower corrugated board 30B, the box inclined portion 35a is formed flush with the bottom plate portion 31 with the bottom bent portion 35c, the front cut portion 35s, and the rear cut portion 35t as boundary lines. It is In the unfolded state of the lower corrugated cardboard 30B, the short side wall portions 33 and the bottom plate portion 31 are formed on the same plane with the box corner portions 31g as boundaries.

The lower corrugated board member 30B is folded along the short side wall portions 33 and the bottom plate portion 31 with the box corner portions 31g as boundaries during assembly. Further, the lower corrugated cardboard member 30B is pressed against the inclined box portion 35a toward the inner side of the lower corrugated cardboard member 30B so that the side bent portions 35b form ridge lines. The short side wall portion 33 and the box inclined portion 35a are bent as boundary lines. Similarly, the lower corrugated board 30B is pressed against the inclined box part 35a toward the inner side of the lower corrugated board 30B so that the bent bottom part 35c becomes a ridgeline. The bottom plate portion 31 and the box inclined portion 35a are bent along a line. In the lower corrugated board 30B, the short side wall portion 33 and the box inclined portion 35a are bent, and the bottom plate portion 31 and the box inclined portion 35a are bent. It is formed to be inclined with the side wall portion 33 . In addition, when forming the box inclined portion 35a, the lower corrugated board material 30B may be distorted in an arc at the side bent portion 35b or the bottom bent portion 35c, or the side bent portion 35b and the bottom bent portion 35c. However, it suffices if the box inclined portion 35a is provided. In addition, when forming the box inclined portion 35a, the lower corrugated board material 30B does not have the short side wall portion 33 or the bottom plate portion 31, or the short side wall portion 33 and the bottom plate portion 31 at the portion that is continuous with the band receiving portion 35. Although it may be distorted, it suffices if it has the box inclined portion 35a.

FIG. 37 is a side view of the packaging device 100B according to Embodiment 3. FIG. FIG. 38 is a conceptual diagram showing a cross section of the packing device 100B taken along line EE of the packing device 100B shown in FIG. As shown in FIG. 38, the longitudinal bands 71 are arranged in the width direction (X-axis direction) and the vertical direction (Z-axis direction) of the outdoor unit 150, and are wound from outside the lower corrugated board 30B and the upper corrugated board 60. hung on the The longitudinal bands 71 are arranged in the first band receiving portion and the second band receiving portion at both ends in the longitudinal direction (X-axis direction) of the lower corrugated board 30B, and the box inclined portion of the band receiving portion 35p is arranged. 35a to the lower corrugated board 30B.

Further, as shown in FIG. 38, the packing device 100B has the engaging portion 15 of the lower right cushioning material 10 provided at a position facing the band receiving portion 35p of the lower corrugated board 30B. The box inclined portion 35a of the band receiving portion 35p and the inclined portion 15a of the engaging portion 15 are arranged to face each other. Similarly, the packaging device 100B has an engaging portion 25 of the lower left cushioning material 20 provided at a position facing the band receiving portion 35p of the lower corrugated board 30B. The box inclined portion 35a of the band receiving portion 35p and the inclined portion 25a of the engaging portion 25 are arranged to face each other.

When the longitudinal band 71 applies pressure to the lower corrugated board 30B from the outside to the inner side of the lower corrugated board 30B, the box inclined portion 35a and the inclined portion 15a are brought into contact with each other. That is, when the pressure from the longitudinal band 71 is applied to the lower corrugated board 30B from the outside to the inside of the lower corrugated board 30B, the inclined box portion 35a of the lower corrugated board 30B is pushed by the inclined portion 15a of the lower right cushioning material 10. supported from within. Further, when the pressure from the longitudinal band 71 is applied to the lower corrugated board 30B from the outside to the inside of the lower corrugated board 30B, the box inclined portion 35a of the lower corrugated board 30B is pushed by the inclined portion 25a of the left lower cushioning material 20. supported from within.

The inclined surfaces of the box inclined portion 35a and the inclined portion 15a are formed at substantially the same angle. Therefore, the contact area between the box inclined portion 35a and the inclined portion 15a is larger than the contact area between the box inclined portion 35a and the cushioning material corner portion 11g. More strength is ensured compared to In addition, the inclined surfaces of the box inclined portion 35a and the inclined portion 25a are formed at substantially the same angle. Therefore, the contact area between the box inclined portion 35a and the inclined portion 25a is larger than the contact area between the box inclined portion 35a and the cushioning material corner portion 21g. More strength is ensured compared to As a result, even if the packing operator holds the longitudinal band 71 and pulls the packing device 100B in any direction in the longitudinal direction (the X-axis direction), the box angle 31g, which is the ridgeline, is not the box corner 31g, but the box inclination is the plane. Longitudinal band 71 is received by portion 35a. Therefore, even if the packing operator moves the packing device 100B by holding the longitudinal band 71, the lower corrugated cardboard material 30B can be prevented from being damaged.

(Action and effect of packing device 100B)
The band receiving portion 35p has a front edge portion 35s1 and a rear edge portion 35t1 connecting both ends of the side bent portion 35b and both ends of the bottom bent portion 35c, respectively. The front edge portion 35s1 and the rear edge portion 35t1 are cuts connecting both ends of the side bent portion 35b and both ends of the bottom bent portion 35c in the unfolded state of the lower corrugated board 30B. A front notch 35s and a rear notch 35t are formed. Therefore, when assembling the lower corrugated cardboard material 30B, the packing worker can easily form the band receiving portion 35p by externally applying pressure to the box inclined portion 35a.

The box inclined portion 35a is formed by a region surrounded by the side bent portion 35b, the bottom bent portion 35c, the front edge portion 35s1 and the rear edge portion 35t1. Therefore, when assembling the lower corrugated board material 30B, the packing operator can easily form the box inclined portion 35a of the band receiving portion 35p by externally applying pressure to the box inclined portion 35a.

The packaging device 100B for the outdoor unit 150 also includes a lower corrugated cardboard material 30B having a box corner portion 31g and a band receiving portion 35p. The band receiving portion 35p is formed between the two box corner portions 31g, and is formed so as to be recessed inside the lower corrugated cardboard member 30B with respect to the two box corner portions 31g. Further, the band receiving portion 35p is formed in the box end portion SR on the side where the compressor 101 is arranged with respect to the center CT in the longitudinal direction (X-axis direction) of the outdoor unit 150, and the short side wall portion 33 and a box inclined portion 35 a forming an inclined surface with respect to the bottom plate portion 31 . A longitudinal band 71 of the band member 70 is arranged on the band receiving portion 35p and hung along the box inclined portion 35a. In the packing device 100B of the outdoor unit 150, the band member 70 hangs on the inclined surface of the box inclined portion 35a. The weight of the machine 150 can be received on its surface. Therefore, in the packaging device 100B for the outdoor unit 150, the weight of the outdoor unit 150 is dispersed on the surface of the box inclined portion 35a. As a result, in the packaging device 100B of the outdoor unit 150, even if the weight of the outdoor unit 150 is applied to the lower corrugated board 30B via the band member 70, the weight of the compressor 101 is applied to the lower part of the side where the compressor 101 is arranged. Damage to the corrugated board material 30B can be prevented.

Further, the lower right cushioning material 10 has an engaging portion 15 formed in a concave shape into which the band receiving portion 35 is inserted when the lower right cushioning material 10 is placed on the lower corrugated board 30 . Therefore, it is possible to prevent the lower right cushioning material 10 from being inclined with respect to the lower cardboard material 30 . In addition, the engaging portion 15 serves as a positioning member for the lower right cushioning material 10 with respect to the lower corrugated board 30, thereby preventing the positional deviation of the lower right cushioning material 10 with respect to the lower corrugated board 30 in the lateral direction (Y-axis direction). can.

Further, the lower left cushioning material 20 has an engaging portion 25 formed in a concave shape into which the band receiving portion 35 is inserted when the lower left cushioning material 20 is placed on the lower corrugated board 30 . Therefore, it is possible to prevent the lower left cushioning material 20 from being inclined with respect to the lower corrugated board material 30 . In addition, the engaging portion 25 serves as a positioning member for the lower left cushioning material 20 with respect to the lower corrugated board 30, and can prevent the positional deviation of the lower left cushioning material 20 with respect to the lower corrugated board 30 in the lateral direction (Y-axis direction). can.

In addition, when viewed from a direction perpendicular to the box inclined portion 35a, the engaging portion 15 includes a side bent portion 35b, a bottom bent portion 35c, a front edge portion 35s1 and a rear edge portion of the band receiving portion 35. It is formed in a shape similar to the edge of the portion 35t1. Therefore, the engaging portion 15 serves as a positioning member for the lower right cushioning material 10 with respect to the lower corrugated cardboard material 30, thereby preventing the positional deviation of the lower right cushioning material 10 with respect to the lower corrugated board material 30 in the lateral direction (Y-axis direction). can. Similarly, when viewed from a direction perpendicular to the box sloping portion 35a, the engaging portion 25 includes a side bent portion 35b, a bottom bent portion 35c, a front edge portion 35s1 and a rear edge portion of the band receiving portion 35. It is formed in a shape similar to the edge of the portion 35t1. Therefore, the engaging portion 25 serves as a positioning member for the lower left cushioning material 20 with respect to the lower corrugated board 30, thereby preventing the positional deviation of the lower left cushioning material 20 with respect to the lower corrugated board 30 in the lateral direction (Y-axis direction). can.

[Refrigeration cycle device 200]
FIG. 39 is a refrigerant circuit diagram showing the configuration of a refrigeration cycle device 200 having an outdoor unit 150, which is an object to be packed by the packing device 100. As shown in FIG. In FIG. 39, the dotted arrow indicates the direction in which the refrigerant flows in the cooling operation in the refrigerant circuit 110, and the solid arrow indicates the direction in which the refrigerant flows in the heating operation. . In the above embodiment, an air conditioner is exemplified as the refrigerating cycle device 200, but the refrigerating cycle device 200 is, for example, a refrigerator, a freezer, a vending machine, an air conditioner, a refrigerating device, a water heater, or the like. used for applications or air conditioning applications. The illustrated refrigerant circuit 110 is an example, and the configuration of the circuit elements and the like are not limited to the contents described in the embodiment, and can be appropriately changed within the technical scope of the embodiment. .

The refrigeration cycle device 200 has a refrigerant circuit 110 in which a compressor 101, a flow switching device 102, an indoor heat exchanger 103, a pressure reducing device 104, and an outdoor heat exchanger 105 are annularly connected via refrigerant pipes. . The refrigeration cycle device 200 has an outdoor unit 150 and an indoor unit 160 . The outdoor unit 150 accommodates the compressor 101 , the flow path switching device 102 , the outdoor heat exchanger 105 , the pressure reducing device 104 , and the outdoor fan 108 that supplies outdoor air to the outdoor heat exchanger 105 . The indoor unit 160 accommodates the indoor heat exchanger 103 and the indoor fan 109 that supplies air to the indoor heat exchanger 103 . The outdoor unit 150 and the indoor unit 160 are connected via two extension pipes 111 and 112 which are part of the refrigerant pipes.

The compressor 101 is a fluid machine that compresses and discharges the sucked refrigerant. The channel switching device 102 is, for example, a four-way valve, and is a device that switches the coolant channel between cooling operation and heating operation under the control of a control device (not shown).

The indoor heat exchanger 103 is a heat exchanger that exchanges heat between the refrigerant flowing inside and the indoor air supplied by the indoor fan 109 . The indoor heat exchanger 103 functions as a condenser during heating operation, and functions as an evaporator during cooling operation.

The decompression device 104 is, for example, an expansion valve, and is a device that decompresses the refrigerant. As the decompression device 104, an electronic expansion valve whose opening is controlled by a control device can be used.

The outdoor heat exchanger 105 is a heat exchanger that exchanges heat between the refrigerant flowing inside and the air supplied by the outdoor fan 108 . The outdoor heat exchanger 105 functions as an evaporator during heating operation, and functions as a condenser during cooling operation.

[Operation of refrigeration cycle device]
Next, an example of the operation of the refrigeration cycle device 200 will be described with reference to FIG. During the heating operation of the refrigeration cycle device 200, the high-pressure, high-temperature gaseous refrigerant discharged from the compressor 101 flows into the indoor heat exchanger 103 via the flow path switching device 102, and is supplied by the indoor blower 109. heat exchange with and condense. The condensed refrigerant becomes a high-pressure liquid state, flows out from the indoor heat exchanger 103 , and becomes a low-pressure gas-liquid two-phase state by the decompression device 104 . The low-pressure gas-liquid two-phase refrigerant flows into the outdoor heat exchanger 105 and evaporates through heat exchange with the air supplied by the outdoor fan 108 . The evaporated refrigerant becomes a low-pressure gas state and is sucked into the compressor 101 .

During the cooling operation of the refrigeration cycle device 200, the refrigerant flowing through the refrigerant circuit 110 flows in the direction opposite to that during the heating operation. That is, during the cooling operation of the refrigeration cycle device 200, the high-pressure, high-temperature gaseous refrigerant discharged from the compressor 101 flows into the outdoor heat exchanger 105 via the flow path switching device 102, and is supplied by the outdoor blower 108. It condenses by exchanging heat with the air. The condensed refrigerant becomes a high-pressure liquid state, flows out from the outdoor heat exchanger 105 , and becomes a low-pressure gas-liquid two-phase state by the decompression device 104 . The low-pressure gas-liquid two-phase refrigerant flows into the indoor heat exchanger 103 and evaporates through heat exchange with the air supplied by the indoor fan 109 . The evaporated refrigerant becomes a low-pressure gas state and is sucked into the compressor 101 .

Embodiments are not limited to the above embodiments. For example, in the packaging device 100, the packaging device 100A, and the packaging device 100B, the lower right cushioning material 10 and the lower left cushioning material 20 are configured separately, but the lower right cushioning material 10 and the lower left cushioning material 20 are integrated. It may be configured as one lower cushioning material. In addition, the band receiving portion 35 and the band receiving portion 35p are provided at the ends in the longitudinal direction (X-axis direction) of the lower corrugated board 30. may be provided in the department. That is, the band receiving portion 35 and the band receiving portion 35p are provided as portions on which the longitudinal band 71 is applied, but may be provided as portions on which the short band 72 is applied.

10 lower right cushioning material, 11a top surface, 11b bottom surface, 11c side surface, 11d outer surface, 11e inner surface, 11g cushioning corner, 15 engaging portion, 15a inclined portion, 15b side ridge, 15c bottom ridge part, 15d side connection part, 15e side connection part, 15f bottom connection part, 15g bottom connection part, 15i vertex part, 15j vertex part, 15m region, 15n region, 15p engagement part, 15q engagement part, 17 partition Plate 20 lower left cushioning material 21a upper surface part 21b bottom surface part 21c side surface part 21d outer surface part 21e inner surface part 21g cushioning corner part 25 engaging part 25a inclined part 25b side ridge line part 25c bottom ridge, 25d side connection, 25e side connection, 25f bottom connection, 25g bottom connection, 25i vertex, 25j vertex, 25m region, 25n region, 30 lower corrugated board, 30A lower corrugated board, 30B lower corrugated board, 31 bottom plate, 31g box corner, 32 long side wall, 32a first side wall, 32b second side wall, 33 short side wall, 33a third side wall, 33b fourth side wall, 35 band receiving portion, 35a box inclined portion, 35b side bent portion, 35b1 end portion, 35b2 end portion, 35c bottom bent portion, 35c1 end portion, 35c2 end portion, 35d box side connection portion, 35e box side portion Connection Part 35f Box Bottom Connection Part 35g Box Bottom Connection Part 35i Box Top Part 35j Box Top Part 35m Area 35n Area 35p Band Receiving Part 35s Front Notch Part 35s1 Front Edge Part 35t Rear cut portion 35t1 Rear edge portion 40 Upper cushioning material 41 Notch portion 50 Upper cushioning material 51 Notch portion 60 Upper cardboard material 61 Top plate portion 62 Long side wall portion 63 Short side wall Section, 70 Band member, 71 Longitudinal band, 72 Short band, 80 Back packing material, 100 Packing device, 100A Packing device, 100B Packing device, 101 Compressor, 102 Flow path switching device, 103 Indoor heat exchanger, 104 Pressure reduction Device, 105 outdoor heat exchanger, 108 outdoor fan, 109 indoor fan, 110 refrigerant circuit, 111 extension pipe, 112 extension pipe, 120 Upper surface recessed portion 121 Upper surface portion 124 Groove surface portion 141 Blower chamber 142 Machine chamber 150 Outdoor unit 151 Bottom portion 152 Top surface portion 153 Side wall portion 153a Opening portion 154 Leg portion 154a Leg portion 154b Leg portion , 155 housing, 156 fan guard, 158 outlet, 160 indoor unit, 200 refrigerating cycle device.

Claims (4)

A packaging device for an outdoor unit constituting a refrigeration cycle device,
a lower cushioning material on which the outdoor unit is mounted, in which a machine room in which a compressor is arranged and a blower room in which a heat exchanger is arranged are formed along the longitudinal direction;
an upper cushioning material placed on the top surface of the outdoor unit;
a lower corrugated board covering the sides and bottom of the lower cushioning material;
an upper corrugated board placed on the upper cushioning material;
A band that is hung from the outer side of the upper corrugated board and the outer side of the lower corrugated board to the side wall and the bottom plate so that the lower corrugated board covers the lower cushioning material on which the outdoor unit is placed. a member;
with
The lower corrugated board material is
a box corner portion formed as a boundary portion where the side wall portion and the bottom plate portion are bent at the box end portion located at the end portion in the longitudinal direction;
A box inclined portion is formed between the box corner portions in the lateral direction of the outdoor unit and forms an inclined surface with respect to the side wall portion and the bottom plate portion. a band receiving portion formed in a recessed state inside the lower corrugated board;
has
The band receiving portion is
a side bent portion that is a ridgeline portion that is a boundary line between the box inclined portion and the side wall portion and that constitutes an upper edge portion of the box inclined portion;
a bottom bent portion that is a ridgeline portion that is a boundary line between the box inclined portion and the bottom plate portion and that constitutes a lower edge portion of the box inclined portion;
two side connecting portions forming ridge line portions connecting both ends of the side bent portion in the extending direction of the side bent portion and the box corner portion;
two bottom connecting portions forming ridge line portions connecting both ends of the bottom bent portion in the extending direction of the bottom bent portion and the box corners;
and when viewed from a direction perpendicular to the box slope,
A shape formed by edges of the side bent portion, the bottom bent portion, the two side connection portions, and the two bottom connection portions is formed to be a hexagon,
The band receiving portion is
Having a first band receiving portion formed at the box end portion on the side where the compressor is arranged with respect to the center in the longitudinal direction,
The band member is arranged along the longitudinal direction, is arranged on the first band receiving portion, and is hung along the box inclined portion,
The lower cushioning material is
an engaging portion formed in a concave shape into which the band receiving portion enters when the lower cushioning material is placed on the lower corrugated board;
The engaging portion is
an inclined portion formed as an inclined surface facing the box inclined portion when the lower cushioning material is placed on the lower corrugated cardboard material;
The engaging portion is
A packaging device for an outdoor unit, which is formed in a hexagonal shape when viewed in a direction perpendicular to the inclined portion, and has a surface facing a surface forming the band receiving portion in the lateral direction . The side bent portion and the bottom bent portion are
2. The packaging device for an outdoor unit according to claim 1, wherein the lower corrugated board member is formed as a crease line in the unfolded state. The side connection and the bottom connection are
3. The packaging device for an outdoor unit according to claim 1, wherein the lower corrugated board member is formed as a crease line in the unfolded state. The band receiving portion is
a second band receiving portion formed at the box end located on the opposite side of the box end at which the first band receiving portion is formed in the longitudinal direction;
The band member is
The outdoor unit packaging device according to any one of claims 1 to 3, which is disposed between the first band receiving portion and the second band receiving portion and hung along the box inclined portion.

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