WO2022009277A1

WO2022009277A1 - Outdoor unit packaging device

Info

Publication number: WO2022009277A1
Application number: PCT/JP2020/026448
Authority: WO
Inventors: 大輝藤田; 俊行久保野; 未帆杉本
Original assignee: 三菱電機株式会社
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2022-01-13
Also published as: JP7366270B2; JPWO2022009277A1

Abstract

This outdoor unit packaging device is provided with a drain pipe, and is further provided with: a pair of lower buffering materials on which a bottom part of an outdoor unit is placed; a lower corrugated cardboard material in which the pair of lower buffering members is accommodated; and a band member put on from the outer side of the lower corrugated cardboard material so as to face both material of the pair of lower buffering materials via the lower corrugated cardboard material. The pair of lower buffering materials each have inner side surface parts facing each other. The lower corrugated cardboard material has a bottom plate part and a plurality of lateral wall parts. The bottom plate part has a plurality of cut-and-raised parts formed by being cut and raised from the bottom plate part and one or more cut-and-raised parts for a pipe. The plurality of cut-and-raised parts are formed so that lateral edge parts of the plurality of cut-and-raised parts face the inner side surface parts when the pair of lower buffering materials is placed on the bottom plate part. The cut-and-raised parts for the pipe are formed at positions at which the cut-and-raised parts for the pipe face the inner side surface parts of the lower buffering materials placed on the bottom plate part. An accommodation space for accommodating the drain pipe is formed by the cut-and-raised parts for the pipe, a first cut-and-raised part provided adjacent to the cut-and-raised parts for the pipe among the plurality of cut-and-raised parts, a first inner side surface part constituting an inner side surface part facing a lateral edge part of the first cut-and-raised part, a first lateral wall part formed at a position closest to the cut-and-raised parts for the pipe among the plurality of lateral wall parts, and the bottom plate part.

Description

Outdoor unit packing device

This disclosure relates to a packing device for an outdoor unit used for packing an outdoor unit constituting a refrigeration cycle device.

Conventionally, when the outdoor unit of the refrigeration cycle device is stored or transported, the outdoor unit is packed by the packing device. This packing device has an upper corrugated cardboard material that covers the top surface portion of the outdoor unit, and an upper cushioning material that is arranged between the upper corrugated cardboard material and the top surface portion of the outdoor unit. Further, the packing device has a lower corrugated cardboard material that covers the bottom of the outdoor unit, and a lower cushioning material that is arranged between the lower corrugated cardboard material and the bottom of the outdoor unit. The upper corrugated cardboard material and the upper cushioning material constitute an upper packing material that covers the upper part of the outdoor unit, and the lower corrugated cardboard material and the lower cushioning material constitute a lower packing material that covers the lower part of the outdoor unit. In the packing device, a band member is hung from the outside of the lower corrugated cardboard material and the upper corrugated cardboard material, and the upper packing material and the lower packing material are fixed by the band member.

Some packing devices for packing outdoor units used for room air conditioners, etc., have a drain drain pipe used for draining the outdoor unit packed together with the housing of the outdoor unit. In such a packing device, a hole is formed in the lower cushioning material that covers the lower part of the outdoor unit, and the drain drain pipe is housed and packed in the hole portion (see, for example, Patent Document 1).

Jikkenhei 7-40538 Gazette

The packing device that stores the drain drain pipe in the hole of the lower cushioning material, such as the packing device of Patent Document 1, has a band member that fixes and holds the packing material and the housing of the outdoor unit in terms of handling logistics. If pulled intentionally by an operator, the lower packing material and the drain drain pipe may be damaged. More specifically, when the band member is intentionally pulled by an operator due to the handling of cargo in logistics, the wall of the lower cushioning material between the hole for accommodating the drain drain pipe of the lower cushioning material and the band member is thin. There is a risk that the portion will be dented and damaged because it cannot compete with the band member. Further, the lower corrugated cardboard material may not be able to withstand the band member and may be dented and damaged together with the lower cushioning material because the portion where the wall of the lower cushioning material is thin is dented and damaged without being able to withstand the band member. Further, due to the damage of the lower packing material, the force for pulling the band member of the worker extends to the drain drain pipe through the band member, so that the drain drain pipe may also be damaged.

The present disclosure is to solve the above-mentioned problems, and is to provide a packing device for an outdoor unit in which the drain drain pipe is not damaged even when the band member is pulled.

The packing device for the outdoor unit of the present disclosure is a packing device for an outdoor unit provided with a drain drain pipe attached to the housing for draining drain water from the housing of the outdoor unit, and the bottom of the outdoor unit is placed on the packing device. A pair of lower cushioning materials to be formed, a lower cushioning material having an open upper surface and accommodating a pair of lower cushioning materials, and a pair of lower cushioning materials facing each other via the lower cushioning material. A band member, which is hung from the outside of the lower cushioning material and maintains a state in which the lower cushioning material covers the pair of lower cushioning materials on which the outdoor unit is mounted, is provided, and the pair of lower cushioning materials is provided. Each has inner side surface portions facing each other, and the lower cardboard material includes a rectangular bottom plate portion on which a pair of lower cushioning materials are placed, and a plurality of side wall portions provided on four sides of the bottom plate portion to form a side wall. The bottom plate portion has a plurality of cut-up portions formed by cutting up from the bottom plate portion and one or more pipe cut-up portions, and the plurality of cut-out portions have a pair of lower cushioning materials. When placed on the bottom plate, the side edges of each of the plurality of cutouts should face each other so as to restrict the horizontal movement of the pair of lower cushioning materials. The pipe cut-up portion is formed at a position facing the inner side surface portion of the lower cushioning material placed on the bottom plate portion so as to restrict the horizontal movement of the drain drain pipe, and is formed. A portion, a first raised portion provided adjacent to the raised portion for pipes among a plurality of raised portions, and a first inner side surface portion constituting an inner side surface portion facing the side edge portion of the first raised portion. A storage space for accommodating the drain drain pipe is formed by the first side wall portion formed at the position closest to the pipe cut-up portion among the plurality of side wall portions and the bottom plate portion.

The packing device for the outdoor unit according to the present disclosure includes a pipe raised portion, a first raised portion provided adjacent to the pipe raised portion among a plurality of raised portions, and a side edge of the first cut raised portion. The drain drainage pipe is housed by the first inner side surface portion constituting the inner side surface portion facing the portion, the first side wall portion formed at the position closest to the pipe cut-up portion among the plurality of side wall portions, and the bottom plate portion. A storage space has been formed for this purpose. The packing device does not need to form a hole in the lower cushioning material for accommodating the drain drain pipe, and there is no thin wall of the lower cushioning material between the hole and the band member. Therefore, in the packing device, the lower cushioning material is less likely to be damaged even when the band member is pulled. The packing device prevents the drain drain pipe from being damaged because the drain drain pipe is protected by a pair of lower packing materials and the force for pulling the band member of the worker does not reach the drain drain pipe through the band member. be able to.

It is a perspective view of the front side of the packing apparatus which concerns on Embodiment 1. FIG. It is a perspective view of the back side of the packing apparatus which concerns on Embodiment 1. FIG. It is an exploded perspective view of the packing device of FIG. It is an enlarged view of the lower right cushioning material and the lower left cushioning material of FIG. It is a perspective view of the lower corrugated cardboard material of FIG. It is a development view of the lower corrugated board material of FIG. It is a perspective view of a lower packing material and an outdoor unit. It is a top view of the lower packing material in which the drain drain pipe is housed. It is a top view of the lower packing material which concerns on a comparative example. It is a development view of the lower corrugated board material which concerns on Embodiment 2. FIG. It is a top view of the lower corrugated board material which has the cut-and-raised part for pipes which concerns on a modification.

Hereinafter, the packing device 100 of the outdoor unit 150 according to the embodiment of the present disclosure will be described with reference to drawings and the like. In the following drawings, those with the same reference numerals are the same or equivalent thereof, and are common to all the texts of the embodiments described below. The form of the component represented in the full text of the specification is merely an example, and is not limited to the form described in the specification. Further, in the drawings, the relationship between the sizes of the constituent members may differ from the actual one. In the present embodiment, terms indicating directions (for example, "top", "bottom", "right", "left", "front", "rear", etc.) are appropriately used for ease of understanding. , This is for illustration purposes only and these terms are not intended to limit the invention of the present application.

Embodiment 1.
[Structure of packing device 100]
FIG. 1 is a perspective view of the front side of the packing device 100 according to the first embodiment. FIG. 2 is a perspective view of the back side of the packing device 100 according to the first embodiment. FIG. 3 is an exploded perspective view of the packing device 100 of FIG. The configuration of each part of the packing device 100 will be described with reference to FIGS. 1 to 3. For the X-axis, Y-axis, and Z-axis shown in the drawings below FIG. 1, the side where the heat exchanger 180 of the outdoor unit 150 is arranged is the back side of the packing device 100, and the packing device 100 is the front surface of the packing device 100. It shall represent the axial direction when viewed from the side. Therefore, the X-axis shows the left-right width direction of the packing device 100 with the X1 side as the left and the X2 side as the right. Further, the Y-axis indicates the depth direction of the front and rear of the packing device 100 with the Y1 side as the front side and the Y2 side as the rear side. Further, the Z axis indicates the vertical direction of the packing device 100 with the Z1 side facing up and the Z2 side facing down.

[Packaging device 100]
The packaged object to be packed in the packing device 100 is the outdoor unit 150 of the refrigerating cycle device. Refrigerating cycle devices are used in refrigerating or air conditioning applications such as refrigerators or freezers, vending machines, air conditioners, refrigerating devices, water heaters, and the like.

The outdoor unit 150 has a housing 155. The housing 155 of the outdoor unit 150 constitutes the outer shell of the outdoor unit 150. The housing 155 is made of sheet metal, and has a bottom portion 151 forming a bottom surface, a top surface portion 152 forming a top surface facing the bottom surface, and a housing side wall portion forming a side wall between the bottom portion 151 and the top surface portion 152. It has 153 and is configured in a substantially rectangular parallelepiped shape. An air outlet 158, which is an air outlet, is formed on the side wall portion 153 of the housing on the front surface (Y1) side of the outdoor unit 150.

A side wall portion 153 of the housing is attached to the bottom portion 151 of the outdoor unit 150, and two leg portions 154 arranged at intervals in the left-right direction (X-axis direction) are provided on the lower surface portion of the bottom portion 151. There is. The legs 154 serve as a base for 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 so as to extend in the front-rear direction (Y-axis direction) of the outdoor unit 150, and the tip of the leg portion 154 is the front side (Y1 side) of the housing 155. And the back side (Y2 side).

The outdoor unit 150 has a heat exchanger 180, a blower (not shown), and a compressor (not shown). The heat exchanger 180 exchanges heat between the refrigerant flowing inside and the air around the heat exchanger 180, and functions as an evaporator or a condenser. The heat exchanger 180 is arranged in the housing 155 so as to be exposed from the opening 153a formed in the side wall portion 153 of the housing. The opening 153a is formed on the back surface (Y2) side of the outdoor unit 150.

The outdoor unit 150 has a drain drain pipe 90. The drain drain pipe 90 is attached to the bottom 151 of the outdoor unit 150, and is a component for discharging the drain water generated by dew condensation or the like inside the outdoor unit 150 during the cooling operation or the heating operation to the outside of the outdoor unit 150. The housing 155 of the outdoor unit 150 is provided with a drain hole (not shown) for draining drain water at the bottom 151. One end of the drain drain pipe 90 is fixed to the drain hole of the housing 155, and a drain hose for guiding the drainage from the drain hole to a specific position is connected to the other end.

The drain drain pipe 90 is connected to the housing side connection portion 91 connected so as to communicate with the drain hole formed in the bottom 151 from the outside side of the housing 155 of the outdoor unit 150, and the hose side communicating with the housing side connection portion 91. It has a structure in which the connecting portion 92 is integrally formed. The housing-side connection portion 91 is formed in a funnel shape so that the diameter decreases from the communication portion with the drain hole toward the communication port portion with the hose-side connection portion 92. The hose-side connection portion 92 is a connection portion with the drain hose, and is formed in a tubular shape so as to be inserted into the pipe of the drain hose.

[Packing device 100]
The packing device 100 is a packing device for packing the outdoor unit 150 provided with the drain drain pipe 90 attached to the housing 155 for draining the drain water from the housing 155 of the outdoor unit 150. The packing device 100 protects the outdoor unit 150, which is an object to be packed, and has impact resistance that protects the outdoor unit 150 from contact during handling of cargo and pressure resistance that protects the outdoor unit 150 from pressure applied to the outdoor unit 150. It has. As shown in FIGS. 1 to 3, the packing device 100 includes a lower right cushioning material 10 and a lower left cushioning material 20, a lower right cushioning material 10 and a lower right cushioning material 10 on which the bottom portion 151 of the outdoor unit 150 to be packaged is placed. It has a lower corrugated cardboard material 30 on which a lower left cushioning material 20 is placed.

Further, the packing device 100 includes an upper cushioning material 40 and an upper cushioning material 50 placed on the top surface portion 152 of the outdoor unit 150, and an upper cardboard material 60 placed on the upper cushioning material 40 and the upper cushioning material 50. Have. Further, the packing device 100 is a back packing material that protects the heat exchanger 180 from contact during cargo handling in distribution and protects the heat exchanger 180 from the pressure related to the heat exchanger 180 by covering the heat exchanger 180. Has 80. Further, the packing device 100 has a lower corrugated cardboard material 30 and a band member 70 hung on the outside of the upper corrugated cardboard material 60.

(Lower right cushioning material 10 and lower left cushioning material 20)
FIG. 4 is an enlarged view of the lower right cushioning material 10 and the lower left cushioning material 20 of FIG. The lower right cushioning material 10 and the lower left cushioning material 20 will be described with reference to FIGS. 3 and 4. It should be noted that FIGS. 3 and 4 are views conceptually showing the rough configuration of the lower right cushioning material 10 and the lower left cushioning material 20, and the unevenness of the surface and the like are omitted.

The lower right cushioning material 10 and the lower left cushioning material 20 are a pair of lower cushioning materials on which the bottom 151 of the outdoor unit 150 is placed. The lower right cushioning material 10 and the lower left cushioning material 20 are arranged so as to be spaced apart from each other 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 formed of a synthetic resin material such as Styrofoam into a substantially rectangular parallelepiped shape.

The lower right cushioning material 10 is a hexahedron having an upper surface portion 11a, a bottom surface portion 11b, two side surface portions 11c forming a front wall surface side wall surface and a rear surface side wall surface, an outer surface portion 11d, and an inner side surface portion 11e. be. The upper surface portion 11a 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 11c, the outer surface portion 11d, and the inner side surface portion 11e form the side wall of the lower right cushioning material 10.

Note that, in FIG. 4, the upper surface portion 11a, the bottom surface portion 11b, the two side surface portions 11c, the outer surface portion 11d, and the inner side surface portion 11e are described as being each composed of a flat surface. 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 side surface portion 11e are not limited to the form constituting the plane. The upper surface portion 11a, the bottom surface portion 11b, the two side surface portions 11c, the outer surface portion 11d, and the inner side surface portion 11e may each be provided with irregularities. Further, the corner portion formed by the wall surface may be chamfered.

Similarly, the lower left cushioning material 20 includes an upper surface portion 21a, a bottom surface portion 21b, two side surface portions 21c forming a front wall surface side wall surface and a rear surface side wall surface, an outer surface portion 21d, and an inner side surface portion 21e. It is a hexahedron that has. The upper surface portion 21a constitutes the top surface of the lower left cushioning material 20, and the bottom surface portion 21b constitutes the bottom surface of the lower left cushioning material 20. The two side surface portions 21c, the outer surface portion 21d, and the inner side surface portion 21e form the side wall of the left lower cushioning material 20.

In FIG. 4, the upper surface portion 21a, the bottom surface portion 21b, the two side surface portions 21c, the outer surface portion 21d, and the inner side surface portion 21e are described as being each composed of a flat surface. However, the upper surface portion 21a, the bottom surface portion 21b, the two side surface portions 21c, the outer surface portion 21d, and the inner side surface portion 21e are not limited to the form constituting the 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 side surface portion 21e may each be provided with irregularities. Further, the corner portion formed by the wall surface 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 described later of the lower corrugated cardboard material 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 a recess 12 formed in the upper surface portion 11a, and similarly, the lower left cushioning material 20 has a recess 22 formed in the upper surface portion 21a. The recess 12 and the recess 22 are portions formed in a groove shape recessed inward from the upper surface portion 11a and the upper surface portion 21a, and are formed so as to extend in the lateral direction (Y-axis direction) of the packing device 100. In the state where the outdoor unit 150 is placed on the lower right cushioning material 10 and the lower left cushioning material 20, the leg portion 154 provided at the bottom portion 151 of the outdoor unit 150 is inserted into the recess 12 and the recess 22. The leg portion 154 is arranged in the recess 12 and the recess 22.

(Lower corrugated cardboard material 30)
FIG. 5 is a perspective view of the lower corrugated cardboard material 30 of FIG. FIG. 6 is a developed view of the lower corrugated cardboard material 30 of FIG. The lower corrugated board material 30 will be described with reference to FIGS. 3, 5 and 6. As shown in FIGS. 2 and 3, the lower right cushioning material 10, the lower left cushioning material 20, and the lower corrugated cardboard material 30 are lower packing materials 130 that cover the lower part of the outdoor unit 150.

The lower corrugated cardboard material 30 is a tray-type corrugated cardboard material formed so as to cover the bottom surface and the side surface of the lower right cushioning material 10 and the lower left cushioning material 20. The lower corrugated cardboard material 30 is formed in a box shape with an open upper surface, and houses a pair of lower cushioning materials of the lower right cushioning material 10 and the lower left cushioning material 20. In the packing device 100, the lower corrugated cardboard material 30 is put on the outside of the lower right cushioning material 10 and the lower left cushioning material 20. The lower corrugated cardboard material 30 is maintained 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 of the lower corrugated cardboard material 30.

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 which are a pair of lower cushioning materials are placed. The bottom plate portion 31 is formed in a rectangular shape in a plan view. The bottom plate portion 31 of the lower corrugated board member 30 has a plurality of cut-up portions 35 formed by being cut up from the bottom plate portion 31 and one cut-up portion 36 for pipes. It should be noted that the pipe cutting portion 36 may be formed at least one, and is not limited to one. The configuration of the cut-up portion 35 and the cut-up portion 36 for pipes will be described later.

The lower corrugated cardboard material 30 has a plurality of side wall portions provided on the four sides of the bottom plate portion 31 to form a side wall. The plurality of side wall portions are composed of a pair of long side side wall portions 32 and a pair of short side side wall portions 33, which will be described later.

The lower corrugated cardboard material 30 is provided along the edge portion 31a in the longitudinal direction (X-axis direction) of the bottom plate portion 31, and is a long side wall surface that is bent at an angle with respect to the bottom plate portion 31 with the edge portion 31a as a boundary. It has a part 32. The lower corrugated board material 30 is provided with a pair of long side wall portions 32 so as to face each other in the lateral direction (Y-axis direction) of the lower corrugated cardboard material 30. The pair of long side wall portions 32 bent with respect to the bottom plate portion 31 are formed so as to extend in the longitudinal direction (X-axis direction) of the bottom plate portion 31, and are upward (Z1 direction) from the bottom plate portion 31. ) Is formed to extend.

Of the two long side wall portions 32, the one that constitutes the front side wall of the lower corrugated cardboard material 30 is the first long side side wall portion 32a, and the one that constitutes the rear side wall of the lower corrugated cardboard material 30 is the second long side. The side wall portion 32b. The first long side side wall portion 32a and the second long side side wall portion 32b are each bent with the edge portion 31a of the bottom plate portion 31 as a boundary, and form the side wall of the lower corrugated cardboard material 30 so as to face each other. The first long side side wall portion 32a is the side wall of the surface on the side where the outlet 158 of the outdoor unit 150 is formed, and the second long side side wall portion 32b is external to the heat exchanger 180 of the outdoor unit 150. It is the side wall of the surface on the side exposed to.

The lower corrugated cardboard material 30 is provided along the edge portion 31b in the lateral direction (Y-axis direction) of the bottom plate portion 31, and is a short side that is bent at an angle with respect to the bottom plate portion 31 with the edge portion 31b as a boundary. It has a side wall portion 33. The lower corrugated board material 30 is provided with a pair of short side wall portions 33 so as to face each other in the longitudinal direction (X-axis direction) of the lower corrugated cardboard material 30. The pair of short side wall portions 33 bent with respect to the bottom plate portion 31 are formed so as to extend in the lateral direction (Y-axis direction) of the bottom plate portion 31, and are formed upward (Z1) from the bottom plate portion 31. It is formed so as to extend in the direction).

Of the two short side wall portions 33, the one constituting the left side wall of the lower corrugated board material 30 is the first short side side wall portion 33a, and the one constituting the right side wall of the lower corrugated board material 30 is the second short side. The side wall portion 33b. The first short side side wall portion 33a and the second short side side wall portion 33b are formed between the first long side side wall portion 32a and the second long side side wall portion 32b in the assembled lower corrugated board material 30. .. The first short side side wall portion 33a and the second short side side wall portion 33b are each bent with the edge portion 31b of the bottom plate portion 31 as a boundary, and form the side wall of the lower corrugated cardboard material 30 so as to face each other.

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

(Structure of cut-up portion 35)
The plurality of cut-up portions 35 are each of the plurality of cut-up portions 35 so as to restrict the horizontal movement of the pair of lower cushioning materials when the pair of lower cushioning materials are placed on the bottom plate portion 31. The side short side edge portion 35b and the inner side surface portion 21e are formed so as to face each other. Alternatively, the plurality of cut-up portions 35 may have a plurality of cut-up portions 35 so as to restrict the horizontal movement of the pair of lower cushioning materials when the pair of lower cushioning materials are placed on the bottom plate portion 31. The short side edge portion 35b on each side and the inner side surface portion 11e are formed so as to face each other. The short side edge portion 35b and the inner side surface portion 21e may be in contact with each other, and the short side side edge portion 35b and the inner side surface portion 11e may be in contact with each other.

The cut-up portion 35 is a portion formed by cut-up from the bottom plate portion 31. The cut-up portion 35 is formed between the lower right cushioning material 10 and the lower left cushioning material 20 in a state where the lower right cushioning material 10 and the lower left cushioning material 20 are placed on the bottom plate portion 31. In the cut-up state, the plate surface of the cut-up portion 35 faces the first long-side side wall portion 32a of the long-side side wall portion 32. Alternatively, in the cut-up state, the plate surface of the cut-up portion 35 faces the second long-side side wall portion 32b of the long-side side wall portion 32.

As shown in FIGS. 5 and 6, a pair of raised portions 35 are formed in the bottom plate portion 31 of the lower corrugated board member 30 along the lateral direction (Y-axis direction) of the bottom plate portion 31. As shown in FIG. 6, the pair of raised portions 35 formed in the lateral direction (Y-axis direction) is composed of a left front raised portion 351 and a left rear cut portion 353. Alternatively, the pair of raised portions 35 formed in the lateral direction (Y-axis direction) is composed of a right front cut raised portion 352 and a right rear cut raised portion 354.

The left front cut-up portion 351 and the left rear cut-up portion 353 are formed at the same distance from the first short side side wall portion 33a, which is the short side side wall portion 33, in the longitudinal direction (X-axis direction), respectively. However, the pair of raised portions 35 may not be formed in the configuration. For example, the left front cut-up portion 351 and the left rear cut-up portion 353 may be formed at different distances from the first short side side wall portion 33a in the longitudinal direction (X-axis direction). The left front cut-up portion 351 and the left rear cut-up portion 353, which are a pair of cut-up portions 35, are in contact with the inner side surface portion 21e of the left lower cushioning material 20 in a state where the left lower cushioning material 20 is arranged on the lower corrugated cardboard material 30. It suffices if it is formed at a position where it touches.

Similarly, the right front cut-up portion 352 and the right rear cut-up portion 354 are formed at the same distance from the second short side side wall portion 33b, which is the short side side wall portion 33, in the longitudinal direction (X-axis direction), respectively. There is. However, the pair of raised portions 35 may not be formed in the configuration. For example, the right front cut-up portion 352 and the right rear cut-up portion 354 may be formed at different distances from the second short side side wall portion 33b in the longitudinal direction (X-axis direction). The right front cut-up portion 352 and the right rear cut-up portion 354, which are a pair of cut-up portions 35, are in contact with the inner side surface portion 11e of the lower right cushioning material 10 in a state where the lower right cushioning material 10 is arranged on the lower corrugated cardboard material 30. It suffices if it is formed at a position where it touches.

The two raised portions 35 of the left front cut portion 351 and the right front cut portion 352 are formed side by side along the first long side side wall portion 32a. The left front cut-up portion 351 and the right front cut-up portion 352, which are a pair of cut-up portions 35 in the longitudinal direction (X-axis direction), are formed so as to be spaced apart from each other in the longitudinal direction (X-axis direction).

Similarly, the two raised portions 35 of the left posterior raised portion 353 and the right posterior raised portion 354 are formed side by side along the second long side side wall portion 32b. The left rear cut-up portion 353 and the right rear cut-up portion 354, which are a pair of cut-up portions 35 in the longitudinal direction (X-axis direction), are formed so as to be spaced apart from each other in the longitudinal direction (X-axis direction).

The cut-up portion 35 is formed by being cut up from the bottom plate portion 31. When the left front cut-up portion 351 and the right front cut-up portion 352 are cut up, they face the adjacent first long side side wall portion 32a. Further, when the left rear cut-up portion 353 and the right rear cut-up portion 354 are cut and raised, they face the adjacent second long side side wall portion 32b. The cut-up portion 35 is formed in a rectangular plate shape when cut up from the bottom plate portion 31, and constitutes a wall extending upward (Z1 direction) from the bottom plate portion 31.

As shown in FIG. 6, the left front cut-up portion 351 and the right front cut-up portion 352 extend in the longitudinal direction (X-axis direction) among the four sides constituting the cut-up portion 35 and are closest to the first long side side wall portion 32a. The valley fold portion 35c constituting one side is left uncut and is connected to the bottom plate portion 31. The valley fold portion 35c of the cut-up portion 35 is the base portion of the cut-up portion 35, and is formed in parallel with the base portion 32c of the adjacent first long side side wall portion 32a in a plan view of the bottom plate portion 31 in the vertical direction. There is. Therefore, when the cut-up portion 35 is cut up so as to be perpendicular to the bottom plate portion 31, the cut-up portion 35 and the first long side side wall portion 32a form a parallel wall.

Similarly, as shown in FIG. 6, the left rear cut-up portion 353 and the right rear cut-up portion 354 extend in the longitudinal direction (X-axis direction) among the four sides constituting the cut-up portion 35 and are the second long side side wall. The valley fold portion 35c forming one side closest to the portion 32b is left uncut and is connected to the bottom plate portion 31. The valley fold portion 35c of the cut-up portion 35 is the base portion of the cut-up portion 35, and is formed in parallel with the base portion 32c of the adjacent second long side side wall portion 32b in a plan view of the bottom plate portion 31 in the vertical direction. There is. Therefore, when the cut-up portion 35 is cut up so as to be perpendicular to the bottom plate portion 31, the cut-up portion 35 and the second long side side wall portion 32b form a parallel wall.

Of the remaining three sides of the cut-up portion 35, the long side edge portion 35a constituting one side and the short side edge portion 35b constituting two sides are separated from the bottom plate portion 31. The long side edge portion 35a constitutes one side facing the valley fold portion 35c, and the two short side edge portions 35b connect both ends of the valley fold portion 35c and the long side edge portion 35a and face each other. Consists of two sides.

As shown in FIG. 6, in the lateral direction (Y-axis direction) of the lower corrugated board material 30, the long side edge portion 35a is located on the center side of the lower corrugated board material 30, and the valley fold portion 35c is the lower corrugated board material 30. It is located on the edge 31a side. However, the configuration of the cut-up portion 35 is not limited to the configuration, and the long side edge portion 35a is the edge portion 31a of the lower corrugated board material 30 in the lateral direction (Y-axis direction) of the lower corrugated cardboard material 30. The valley fold portion 35c may be located on the side and may be located on the center side of the lower corrugated board member 30.

In the cut-up portion 35, the long side edge portion 35a and the two short-side side edge portions 35b are separated from the bottom plate portion 31, and the cut-up portion 35 is folded so that the crease is inside at the valley fold portion 35c. , Cut up from the bottom plate portion 31. The short side edge portion 35b forms a lateral side edge portion of the cut-up portion 35. The long side edge portion 35a forms an upper edge portion of the cut-up portion 35.

When the cut-up portion 35 is cut up from the bottom plate portion 31, a cut-up hole portion 35d, which is a through hole, is formed in the bottom plate portion 31. The cut-up portion 35 is formed in a rectangular shape, but the shape of the cut-up portion 35 is not limited to the shape. The cut-up portion 35 may be in contact with the side surfaces of the lower right cushioning material 10 and the lower left cushioning material 20 to regulate the horizontal movement of the lower right cushioning material 10 and the lower left cushioning material 20, for example, a semicircular shape. It may be formed into other shapes such as an arc shape and a polygonal shape other than a rectangle.

The distance T1 between the long side edge portion 35a of the cut-up portion 35 and the valley fold portion 35c is formed to be smaller than the distance T2 from the base portion 32c of the long side side wall portion 32 to the upper end portion, for example. That is, the height of the wall of the raised portion 35 is formed to be smaller than the height of the wall of the long side side wall portion 32. However, the height of the wall of the raised portion 35 is not limited to the size. For example, the distance T1 between the long side edge portion 35a and the valley fold portion 35c of the cut-up portion 35 is formed to be the same as or larger than the distance T2 from the base portion 32c to the upper end portion of the long side side wall portion 32. May be done.

In addition, in FIGS. 5 and 6, two cut-up portions 35 are formed along the longitudinal direction (X-axis direction) of the packing device 100. However, when the pipe raising portion 36 described later is not formed between the two raising portions 35 formed along the longitudinal direction (X-axis direction), the cutting portion 35 is the bottom plate portion 31. One large one may be provided along the longitudinal direction (X-axis direction) of the above. That is, the raised portion 35 may be formed as one raised portion 35 extending between the lower right cushioning material 10 and the lower left cushioning material 20.

(Structure of cut-up portion 36 for pipe)
The pipe cut-up portion 36 is a portion formed by cut-up from the bottom plate portion 31. The pipe cut-up portion 36 is formed at a position facing the inner side surface portion 21e of the left lower cushioning material 20 placed on the bottom plate portion 31 so as to restrict the horizontal movement of the drain drain pipe 90. More specifically, the pipe cut-up portion 36 has an inner side surface portion 21e of the lower left cushioning material 20 mounted on the bottom plate portion 31 so as to restrict the movement of the drain drain pipe 90 in the left-right direction (X-axis direction). It is formed in a position facing each other.

The pipe cut-up portion 36 is formed between the lower right cushioning material 10 and the lower left cushioning material 20 in a state where the lower right cushioning material 10 and the lower left cushioning material 20 are placed on the bottom plate portion 31. Further, the pipe cut-up portion 36 is formed between the left front cut-up portion 351 and the right front cut-up portion 352 in the longitudinal direction (X-axis direction). The pipe cut-up portion 36 is provided adjacent to the left front cut-up portion 351.

The pipe cut-up portion 36 is formed diagonally with respect to the longitudinal direction (X-axis direction) of the lower corrugated board material 30 when the lower corrugated board material 30 is viewed in a plan view. In the cut-up state, the pipe-raising portion 36 diagonally faces the first long-side side wall portion 32a of the adjacent long-side side wall portion 32 in the horizontal direction. Alternatively, the pipe cut-up portion 36 may diagonally face the second long-side side wall portion 32b of the adjacent long-side side wall portion 32 in the horizontal direction in the cut-up state. The pipe cut-up portion 36 is formed in a rectangular plate shape when cut up from the bottom plate portion 31, and constitutes a wall extending upward (Z1 direction) from the bottom plate portion 31.

In the horizontal direction, the end of the right lower cushioning material 10 side of the pipe cut-up portion 36 is located on the first long side side wall portion 32a side, and the end portion of the left lower cushioning material 20 side is the second long side side wall portion 32b. Located on the side. Further, in the horizontal direction of the cut-up portion 36 for pipes, the end portion on the first long side side wall portion 32a side is located on the second short side side wall portion 33b side, and the end portion on the second long side side wall portion 32b side is located. It is located on the side wall portion 33a on the first short side.

That is, in the pipe cut-up portion 36, the distance between the short side side edge portion 36b on the left lower cushioning material 20 side and the first long side side wall portion 32a is the short side side edge portion 36b on the right lower cushioning material 10 side. It is formed so as to be larger than the distance between the first long side side wall portion 32a and the first long side side wall portion 32a. The distance between the short side edge portion 36b on the left lower cushioning material 20 side and the first long side side wall portion 32a is formed to be larger than the distance between the left front cut-up portion 351 and the first long side side wall portion 32a. May be done. In this case, the plate surface of the pipe cut-up portion 36 faces the short side edge portion 35b of the cut-up portion 35 in the longitudinal direction (X-axis direction).

As shown in FIG. 6, the cut-up portion 36 for pipes has a valley fold portion 36c left uncut and is connected to the bottom plate portion 31 with the valley fold portion 36c as a base. The valley fold portion 36c extends diagonally with respect to the longitudinal direction (X-axis direction) of the lower corrugated board member 30 among the four sides constituting the pipe cutting portion 36. The valley fold portion 36c faces the cut-up portion 35 and constitutes one side closest to the cut-up portion 35.

Of the remaining three sides of the pipe cut-up portion 36, the long side edge portion 36a constituting one side and the short side edge portion 36b constituting two sides are separated from the bottom plate portion 31. The long side edge portion 36a constitutes one side facing the valley fold portion 36c, and the two short side edge portions 36b connect both ends of the valley fold portion 36c and the long side edge portion 36a and face each other. Consists of two sides.

As shown in FIG. 6, in the lateral direction (Y-axis direction) of the lower corrugated board material 30, the long side edge portion 36a is located on the center side of the lower corrugated board material 30, and the valley fold portion 36c is the lower corrugated board material 30. It is located on the edge 31a side. However, the configuration of the cut-up portion 36 for pipes is not limited to this configuration, and the long side edge portion 36a is the edge portion of the lower corrugated board material 30 in the lateral direction (Y-axis direction) of the lower corrugated board material 30. The valley fold portion 36c may be located on the 31a side and may be located on the center side of the lower corrugated board member 30.

In the pipe cut-up portion 36, the long side edge portion 36a and the two short-side side edge portions 36b are separated from the bottom plate portion 31, and the pipe cut-up portion 36 is folded so that the crease is inside at the valley fold portion 36c. As a result, it is cut up from the bottom plate portion 31. The short side edge portion 36b forms a lateral side edge portion of the pipe cut-up portion 36. The long edge portion 36a forms an upper edge portion of the pipe cut-up portion 36.

As shown in FIG. 3, when the pipe cut-up portion 36 is cut up from the bottom plate portion 31, a cut-up hole portion 36d, which is a through hole, is formed in the bottom plate portion 31. The pipe cut-up portion 36 is formed in a rectangular shape, but the shape of the pipe cut-up portion 36 is not limited to the shape. The pipe cut-up portion 36 may be formed in another shape such as a semicircular shape, an arc shape, a polygonal shape other than a rectangle, and the like.

The distance between the long side edge portion 36a and the valley fold portion 36c of the pipe cut-up portion 36 is formed to be smaller than the distance from the base portion 32c of the long side side wall portion 32 to the upper end portion, for example. That is, the height of the wall of the cut-up portion 36 for pipes is formed to be smaller than the height of the wall of the long side side wall portion 32. However, the height of the wall of the cut-up portion 36 for pipes is not limited to the size. For example, the distance between the long side edge portion 36a and the valley fold portion 36c of the pipe cut-up portion 36 is the same as the distance from the base portion 32c of the long side side wall portion 32 to the upper end portion, or the base portion of the long side side wall portion 32. It may be formed larger than the distance from 32c to the upper end.

(Upper cushioning material 40 and upper cushioning material 50)
Returning to FIG. 3, the upper cushioning material 40 and the upper cushioning material 50 are formed by molding a styrofoam material into a substantially rectangular parallelepiped shape. The upper cushioning material 40 and the upper cushioning material 50 are put on 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. The upper cushioning material 40 and the upper cushioning material 50 are each formed with recesses (not shown) along the shape of the top surface portion 152 on the lower surface side so that the top surface portion 152 of the outdoor unit 150 fits. The upper cushioning material 40 and the upper cushioning material 50 are formed to be thick centering on the edge portion and the corner portion of the top surface portion 152 of the outdoor unit 150.

As shown in FIG. 3, the upper cushioning material 40 and the upper cushioning material 50 may have a notch 41 and a notch 51 formed in a portion facing the vicinity of the center of the top surface portion 152. By forming the notch 41 and the notch 51 in the upper cushioning material 40 and the upper cushioning material 50, the amount of the 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 bodies, they may be formed as one member.

(Upper corrugated cardboard material 60)
The upper corrugated board material 60 is a tray-type corrugated board material formed so as to cover the upper surface and the side surface of the upper cushioning material 40 and the upper cushioning material 50, and is placed on the outside of the upper cushioning material 40 and the upper cushioning material 50. As shown in FIG. 3, the upper cushioning material 40, the upper cushioning material 50, and the upper corrugated cardboard material 60 are upper packing materials 140 that cover the upper part of the outdoor unit 150. The upper corrugated cardboard material 60 has a flat plate-shaped top plate portion 61 mounted on the upper cushioning material 40 and the upper cushioning material 50. The top plate portion 61 is formed in a rectangular shape in a plan view.

Further, the upper corrugated cardboard material 60 is formed so as to extend in the longitudinal direction (X-axis direction) of the top plate portion 61 along the edge portion in the longitudinal direction (X-axis direction) of the top plate portion 61. It has a long side wall portion 62. Further, the upper corrugated cardboard material 60 is formed so as to extend in the lateral direction (Y-axis direction) of the top plate portion 61 along the edge portion of the top plate portion 61 in the lateral direction (Y-axis direction). It has two short side wall portions 63.

In the upper corrugated cardboard material 60, the short side side wall portion 63 and the long side side wall portion 62 of the single plate-shaped upper corrugated board material 60 are bent and connected to form the side wall of the upper corrugated board material 60, thereby forming the top plate portion. It is formed in the shape of a vessel with 61 as the bottom surface.

(Back packing material 80)
The back packing material 80 covers the heat exchanger 180 of the outdoor unit 150 from the back side of the outdoor unit 150. When packing the outdoor unit 150, the heat exchanger 180 is covered with the back packing material 80 from the back side of the outdoor unit 150. The back packing material 80 protects the heat exchanger 180, which is the packed body, from external factors. For example, the back packing material 80 has impact resistance that protects the packed body from contact during handling in physical distribution, and the packed body. It has a pressure resistance that protects the packaged body from the pressure related to the above.

When the heat exchanger 180 is a fin-and-tube type heat exchanger, the heat exchanger 180 has a plurality of plate-shaped fins arranged in parallel at intervals and a plurality of transmissions intersecting the plurality of plate-shaped fins. It has a heat tube. In particular, when the fin is a plate-shaped fin, the fin is easily deformed by contact. By covering the plate-shaped fins constituting the heat exchanger 180, the back packing material 80 can prevent contact with the plate-shaped fins, and can prevent these deformations.

The back packing material 80 is formed in a plate shape. The material of the back packing material 80 is formed of, for example, a corrugated cardboard material. However, the material of the back packaging material 80 is not limited to the corrugated cardboard material, and may be formed of, for example, a resin material or the like.

The upper part of the back packing material 80 is fixed by the upper corrugated cardboard material 60 and the lower part is fixed by the lower corrugated cardboard material 30 in the packaged state of the outdoor unit 150. The back packing material 80 is not an essential component of the packing device 100, and the packing device 100 may have the back packing material 80 or may not have the back packing material 80.

(Band member 70)
Returning to FIGS. 1 and 2, in the band member 70, the lower right cushioning material 10 and the lower left cushioning material 20, the upper cushioning material 40 and the upper cushioning material 50 are fitted into the outdoor unit 150, and these are fitted into the lower corrugated cardboard material 30 and the lower cushioning material 30. The purpose is to maintain the state of being covered with the upper corrugated cardboard material 60. The band member 70 is hung from the outside of the lower corrugated cardboard material 30 so as to face both of the pair of lower cushioning materials via the lower corrugated cardboard material 30, and the lower corrugated cardboard material 30 is a pair on which the outdoor unit 150 is placed. Keep covering the lower cushioning material.

In the packing device 100, the upper packing material 140 and the lower packing material 130 are allocated to the outdoor unit 150 so as to cover the outdoor unit 150, and the upper packing material 140 and the lower packing material 130 are restrained by the band member 70. Further, the band member 70 is for maintaining a state in which the heat exchanger 180 is covered with the back packing material 80.

The band member 70 is hung on the outside of the lower corrugated cardboard material 30 and the upper corrugated cardboard material 60. That is, 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 right cushioning material 10 and the lower left cushioning material 20 with respect to the lower corrugated cardboard material 30. Similarly, the band member 70 is arranged on the opposite side of the upper cushioning material 40 and the upper cushioning material 50 with respect to the upper corrugated cardboard material 60.

The band member 70 is hung from the outside of the lower corrugated cardboard material 30 to the short side side wall portion 33 and the bottom plate portion 31, and the lower corrugated cardboard material 30 is the lower right cushioning material 10 and the lower left cushioning material on which the outdoor unit 150 is mounted. It maintains the state of covering 20. Further, the band member 70 is hung from the outside of the upper corrugated cardboard material 60 to the short side side wall portion 33 and the top plate portion 61, and the upper corrugated cardboard material 60 is covered with the outdoor unit 150 by the upper cushioning material 40 and the upper cushioning material. It maintains the state of covering 50. The band member 70 thus hung on the lower corrugated cardboard material 30 and the upper corrugated cardboard material 60 is a longitudinal band 71 described later.

The band member 70 is hung from the outside of the lower corrugated cardboard material 30 to the long side side wall portion 32 and the bottom plate portion 31, and the lower corrugated cardboard material 30 is the lower right cushioning material 10 and the lower left cushioning material on which the outdoor unit 150 is mounted. It maintains the state of covering 20. Further, the band member 70 is hung from the outside of the upper corrugated cardboard material 60 to the long side side wall portion 32 and the top plate portion 61, and the upper corrugated cardboard material 60 is covered with the outdoor unit 150 by the upper cushioning material 40 and the upper cushioning material. It maintains the state of covering 50. The band member 70 thus hung on the lower corrugated cardboard material 30 and the upper corrugated cardboard material 60 is a short band 72 described later.

The band member 70 has a longitudinal band 71 and a short band 72. As shown in FIGS. 1 and 2, 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 longitudinal band is hung. 71 is arranged and hung in the width 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 or two, or four or more. However, the band member 70 includes at least one longitudinal band 71. In order to prevent the lower corrugated cardboard material 30 from being damaged, it is desirable that the short band 72 be hung at a position facing the lower right cushioning material 10 and the lower left cushioning material 20 via the lower corrugated cardboard material 30.

[Packing work]
FIG. 7 is a perspective view of the lower packing material 130 and the outdoor unit 150. FIG. 8 is a plan view of the lower packing material 130 in which the drain drain pipe 90 is housed. The work of packing the outdoor unit 150 by the packing device 100 will be described with reference to FIGS. 3, 7, and 8. In order to pack the outdoor unit 150 by the packing device 100 as described above, the packing worker prepares the lower corrugated board material 30 in which the cut-up portion 35 and the pipe cut-up portion 36 are cut up. Next, the packing worker arranges the lower right cushioning material 10 between the raised portion 35 and the short side side wall portion 33. Similarly, the packing worker arranges the lower left cushioning material 20 between the raised portion 35 and the short side side wall portion 33.

The packing worker places the bottom surface portion 11b of the lower right cushioning material 10 on the bottom plate portion 31. At this time, the lower right cushioning material 10 is arranged between the first long side side wall portion 32a, the second long side side wall portion 32b, the second short side side wall portion 33b, and the cut-up portion 35.

When the lower right cushioning material 10 is attached to the lower corrugated cardboard material 30, the side surface portion 11c of the lower right cushioning material 10 faces the long side side wall portion 32 of the lower corrugated cardboard material 30. It is desirable that the gap between the side surface portion 11c of the lower right cushioning material 10 and the long side side wall portion 32 of the lower corrugated cardboard material 30 is small, and the side surface portion 11c is further in contact with the long side side wall portion 32. desirable.

Further, the outer surface portion 11d of the lower right cushioning material 10 faces the short side side wall portion 33 of the lower corrugated cardboard material 30. It is desirable that the gap between the outer surface portion 11d of the lower right cushioning material 10 and the short side side wall portion 33 of the lower corrugated cardboard material 30 is small, and the outer surface portion 11d is further in contact with the short side side wall portion 33. desirable.

Further, the inner side surface portion 11e of the lower right cushioning material 10 faces the short side edge portion 35b of the cut-up portion 35. When the lower right cushioning material 10 is placed on the bottom plate portion 31, the inner side surface portion 11e faces the short side edge portion 35b of the cut-up portion 35 in the horizontal direction. Therefore, the cut-up portion 35 restricts the horizontal movement of the lower right cushioning material 10. It is desirable that the gap between the inner side surface portion 11e of the lower right cushioning material 10 and the short side side edge portion 35b of the cut-up portion 35 is small, and the inner side surface portion 11e is in contact with the short side side edge portion 35b. Is even more desirable.

Therefore, when the lower right cushioning material 10 is arranged on the lower corrugated cardboard material 30, the lower right cushioning material 10 is sandwiched by the long side side wall portion 32 of the lower corrugated cardboard material 30 in the lateral direction (Y-axis direction). Therefore, the lower right cushioning material 10 is restricted from moving in the lateral direction (Y-axis direction) by the long side side wall portion 32. The packing device 100 suppresses that the smaller the gap between the side surface portion 11c and the long side side wall portion 32 is, the more the lower right cushioning material 10 is prevented from shifting when the outdoor unit 150 is placed on the lower right cushioning material 10. Can be done.

Further, when the lower right cushioning material 10 is arranged on the lower corrugated cardboard material 30, the lower right cushioning material 10 has a short side wall surface portion 33 and a cut-up portion 35 of the lower corrugated board material 30 in the longitudinal direction (X-axis direction). Sandwiched by. Therefore, the lower right cushioning material 10 is restricted from moving in the longitudinal direction (X-axis direction) by the short side side wall portion 33 and the cut-up portion 35. In the packing device 100, the smaller the gap between the outer side surface portion 11d and the short side side wall portion 33 and the gap between the inner side surface portion 11e and the short side side edge portion 35b, the smaller the gap between the outdoor unit 150 and the lower right cushioning material 10 It is possible to prevent the lower right cushioning material 10 from being displaced when it is placed on the floor.

Similarly, the packing worker arranges the lower left cushioning material 20 between the raised portion 35 and the short side side wall portion 33, and places the bottom surface portion 21b of the lower left cushioning material 20 on the bottom plate portion 31. At this time, the lower left cushioning material 20 is arranged between the first long side side wall portion 32a, the second long side side wall portion 32b, the first short side side wall portion 33a, and the cut-up portion 35.

When the lower left cushioning material 20 is attached to the lower corrugated cardboard material 30, the side surface portion 21c of the lower left cushioning material 20 faces the long side side wall portion 32 of the lower corrugated cardboard material 30. It is desirable that the gap between the side surface portion 21c of the lower left cushioning material 20 and the long side side wall portion 32 of the lower corrugated cardboard material 30 is small, and the side surface portion 21c is further in contact with the long side side wall portion 32. desirable.

Further, the outer surface portion 21d of the lower left cushioning material 20 faces the short side side wall portion 33 of the lower corrugated cardboard material 30. It is desirable that the gap between the outer surface portion 21d of the lower left cushioning material 20 and the short side side wall portion 33 of the lower corrugated cardboard material 30 is small, and the outer surface portion 21d is further in contact with the short side side wall portion 33. desirable.

Further, the inner side surface portion 21e of the lower left cushioning material 20 faces the short side edge portion 35b of the cut-up portion 35. When the lower left cushioning material 20 is placed on the bottom plate portion 31, the inner side surface portion 21e faces the short side edge portion 35b of the cut-up portion 35 in the horizontal direction. Therefore, the cut-up portion 35 restricts the horizontal movement of the lower left cushioning material 20. It is desirable that the gap between the inner side surface portion 21e of the lower left cushioning material 20 and the short side side edge portion 35b of the cut-up portion 35 is small, and the inner side surface portion 21e is in contact with the short side side edge portion 35b. Is even more desirable.

Therefore, when the lower left cushioning material 20 is arranged on the lower corrugated cardboard material 30, the lower left cushioning material 20 is sandwiched by the long side side wall portion 32 of the lower corrugated cardboard material 30 in the lateral direction (Y-axis direction). Therefore, the lower left cushioning material 20 is restricted from moving in the lateral direction (Y-axis direction) by the long side side wall portion 32. The packing device 100 suppresses that the smaller the gap between the side surface portion 21c and the long side side wall portion 32 is, the more the lower left cushioning material 20 is prevented from shifting when the outdoor unit 150 is placed on the lower left cushioning material 20. Can be done.

Further, when the lower left cushioning material 20 is arranged on the lower corrugated cardboard material 30, the lower left cushioning material 20 has a short side wall surface portion 33 and a cut-up portion 35 of the lower corrugated board material 30 in the longitudinal direction (X-axis direction). Sandwiched by. Therefore, the lower left cushioning material 20 is restricted from moving in the longitudinal direction (X-axis direction) by the short side side wall portion 33 and the cut-up portion 35. In the packing device 100, the smaller the gap between the outer surface portion 21d and the short side side wall portion 33 and the gap between the inner side surface portion 21e and the short side side edge portion 35b, the smaller the space between the outdoor unit 150 and the lower left cushioning material 20. It is possible to prevent the lower left cushioning material 20 from being displaced when it is placed on the floor.

As shown in FIG. 8, the pipe cut-up portion 36, the cut-up portion 35, the long side side wall portion 32, the left lower cushioning material 20, and the bottom plate portion 31 are stored in the lower packing material 130 by the respective wall surfaces. To form. The packing worker arranges the drain drain pipe 90 in the storage space 38.

The storage space 38 includes a pipe raising portion 36, a first raising portion provided adjacent to the pipe raising portion 36 among the plurality of cutting portions 35, and a short side edge portion of the first cutting portion. It is formed by a first inner side surface portion constituting the inner side surface portion facing the 35b. Further, the storage space 38 is formed by a side wall portion formed at a position closest to the pipe cut-up portion 36 among the plurality of side wall portions, and a bottom plate portion 31.

As shown in FIG. 8, the first raised portion is the left front raised portion 351. The first inner side surface portion is the inner side surface portion 21e of the lower left cushioning material 20. As described above, the plurality of side wall portions are a pair of long side side wall portions 32 and a pair of short side side wall portions 33, and the first side wall portion formed at a position closest to the pipe cut-up portion 36 among the plurality of side wall portions. The side wall portion is the first long side side wall portion 32a.

The first long side side wall portion 32a, which is the first side wall portion, is formed so as to extend in the longitudinal direction (X-axis direction) of the bottom plate portion 31. The left front cut-up portion 351 which is the first cut-up portion and the first long side side wall portion 32a which is the first side wall portion are formed in parallel along the longitudinal direction (X-axis direction). The pipe cut-up portion 36 is a first inner side surface portion via a space between the left front cut-up portion 351 which is the first cut-up portion and the first long side side wall portion 32a which is the first side wall portion. It is formed at a position facing the surface portion 21e.

As shown in FIG. 8, the storage space 38 is formed below the side wall portion 153 of the housing in which the air outlet 158 of the outdoor unit 150 is formed. Further, the storage space 38 is formed in a space between the pair of lower cushioning materials, that is, a space between the lower right cushioning material 10 and the lower left cushioning material 20. Therefore, the drain drain pipe 90 stored in the storage space 38 is protected by the lower right cushioning material 10 and the lower left cushioning material 20 from the pulling force of the operator transmitted through the band member 70. Further, at least a part of the storage space 38 is covered by the bottom portion 151 of the outdoor unit 150.

The drain drain pipe 90 is arranged in the storage space 38 so that the hose side connection portion 92 is slanted with respect to the longitudinal direction (X-axis direction) of the lower corrugated cardboard material 30. Further, the drain drainage pipe 90 is arranged in the storage space 38 so that the housing side connection portion 91 faces the pipe cut-up portion 36 and the long side side wall portion 32. It is desirable that the housing-side connecting portion 91 abuts on the pipe cut-up portion 36 and the long side side wall portion 32 to restrict horizontal movement and rotation. The storage mode of the drain drain pipe 90 described above is an example. The drain drain pipe 90 may be stored in the storage space 38. Further, it is desirable that the drain drain pipe 90 is restricted from moving and rotating in the horizontal direction by the wall surface of the cut-up portion 36 for the pipe, the cut-up portion 35, the long side side wall portion 32, and the lower left cushioning material 20.

As shown in FIG. 7, the packing worker places the bottom 151 of the outdoor unit 150 on the lower right cushioning material 10 and the lower left cushioning material 20. Further, the packing worker fits the pair of legs 154 of the outdoor unit 150 into the recess 12 and the recess 22, respectively. Then, as shown in FIG. 3, the packing worker arranges the back packing material 80 on the lower corrugated cardboard material 30, and places the upper cushioning material 40 and the upper cushioning material 50 on the top surface portion 152 of the outdoor unit 150. , The upper corrugated cardboard material 60 is fitted and covered on it. At this time, in the back packing material 80, the upper portion of the back packing material 80 is fixed by the upper corrugated cardboard material 60 so as not to fall down. After that, the packing worker hangs one or a plurality of band members 70 between the lower corrugated cardboard material 30 and the upper corrugated cardboard material 60, binds them tightly, and fixes them, and finishes the packing work of the outdoor unit 150. The order of the packing operations described here is an example, and the order of each process may be changed.

As shown in FIG. 8, in the packing device 100, the groove portion 15 may be formed in the lower right cushioning material 10. The groove portion 15 is a recessed groove formed in the inner side surface portion 11e, and is a groove formed so as to extend in the vertical direction (Z-axis direction) of the lower right cushioning material 10. Similarly, in the packing device 100, the groove portion 25 may be formed in the lower left cushioning material 20. The groove portion 25 is a recessed groove formed in the inner side surface portion 21e, and is a groove formed so as to extend in the vertical direction (Z-axis direction) of the lower left cushioning material 20. As shown in FIG. 8, the packing device 100 may be formed so that the cut-up portion 35 is arranged in the groove portion 15 and the groove portion 25.

As shown in the left front cut-up portion 351 and the right front cut-up portion 352 of FIG. 8, in the cut-out portion 35 of at least one of the plurality of cut-up portions 35, the short side edge portion 35b is inside the groove portion 15 or the groove portion 25. It may be formed so as to be arranged in.

[Action and effect of packing device 100]
The packing device 100 of the outdoor unit 150 houses a drain drain pipe 90 formed by a pipe cut-up portion 36, a first cut-up portion, a first inner side surface portion, a first side wall portion, and a bottom plate portion 31. It has a storage space 38 for the purpose. The packing device 100 does not need to form a hole in the lower cushioning material for accommodating the drain drain pipe 90, and there is no thin wall of the lower cushioning material between the hole and the band member 70. Therefore, in the packing device 100, even when the band member 70 is pulled, the lower cushioning material is less likely to be damaged. In the packing device 100, the drain drain pipe 90 is protected by a pair of lower cushioning materials, and the force for pulling the band member 70 of the worker does not reach the drain drain pipe 90 through the band member 70, so that the drain drain is drained. It is possible to prevent the pipe 90 from being damaged.

FIG. 9 is a top view of the lower packing material 130L according to the comparative example. The lower packing material 130L according to the comparative example is a packing device 100L which is generally used in the past. Here, the packing device 100L according to the comparative example will be described.

The packing device 100L is provided with a through-hole shape portion 17 for accommodating the drain drain pipe 90 in the lower right cushioning material 10 constituting the lower packing material 130L. The through hole shape portion 17 is a through hole formed in the lower right cushioning material 10. The drain drain pipe 90 is housed in the through hole shape portion 17 provided in the lower right cushioning material 10 in the packed state of the outdoor unit 150.

With the outdoor unit 150 packed, the drain drain pipe 90 is sandwiched between the bottom portion 151 of the outdoor unit 150 and the bottom plate portion 31 of the lower corrugated cardboard material 30 at the top and bottom. Further, in the state where the outdoor unit 150 is packed, the drain drain pipe 90 is held in the left-right front-rear direction by the inner wall of the through-hole shaped portion 17 provided in the lower right cushioning material 10. With the outdoor unit 150 packed, the drain drain pipe 90 is surrounded by the bottom 151 of the outdoor unit 150, the bottom plate portion 31 of the lower corrugated cardboard material 30, and the inner wall of the through hole shape portion 17, so that the drain drain pipe 90 is , It will not fall off from the lower packing material 130.

In the packing device 100L, the lower right cushioning material 10 may be damaged when the band member 70 is intentionally pulled by an operator due to the handling of physical distribution. More specifically, as shown in FIG. 9, the lower right cushioning material 10 is a portion where the wall of the lower right cushioning material 10 is thin between the through hole shape portion 17 accommodating the drain drain pipe 90 and the band member 70. There is a possibility that K cannot compete with the band member 70 and is dented and damaged.

Further, the lower corrugated cardboard material 30 cannot withstand the band member 70 because the portion K where the wall of the lower right cushioning material 10 is thin is dented and damaged because it cannot withstand the band member 70, and together with the lower right cushioning material 10. It may be dented and damaged. Further, in the packing device 100L, due to the damage of the lower right cushioning material 10, the force for pulling the band member 70 of the worker extends to the drain drain pipe 90 via the band member 70, so that the drain drain pipe 90 may also be damaged. ..

The packing device 100L is provided with a through hole shape portion 17 for accommodating the drain drain pipe 90 in the lower right cushioning material 10. On the other hand, in the packing device 100 according to the first embodiment, the drain drain pipe 90 is housed in the storage space 38 having the above configuration. As described above, in the packing device 100, the drain drain pipe 90 is protected by the pair of lower cushioning materials, and the force for pulling the band member 70 of the worker does not reach the drain drain pipe 90 through the band member 70. Therefore, it is possible to prevent the drain drain pipe 90 from being damaged.

Further, the pipe cut-up portion 36 is formed so as to face the first inner side surface portion via the space between the first cut-up portion and the first side wall portion. Therefore, the pipe cut-up portion 36 can regulate the movement of the drain drain pipe 90 in the left-right direction (X-axis direction) together with the first inner side surface portion.

Further, the cut-up portion 36 for pipes is formed diagonally with respect to the longitudinal direction (X-axis direction) when the lower corrugated board member 30 is viewed in a plan view. Therefore, the storage space 38 can hold the drain drain pipe 90 along the shape of the housing side connection portion 91 of the drain drain pipe 90.

Further, the storage space 38 is formed below the side wall portion 153 of the housing in which the air outlet 158 of the outdoor unit 150 is formed. The storage space 38 is formed at a position that can be visually recognized by an operator from a gap between the housing 155 of the outdoor unit 150 and the lower corrugated cardboard material 30 in the front-rear direction (Y-axis direction) of the packing device 100. Since the storage space 38 is formed at the above position, the operator can visually recognize that the drain drain pipe 90 is not lost or damaged in production or transportation.

Further, at least a part of the storage space 38 is covered by the bottom 151 of the outdoor unit 150. Since the bottom 151 of the outdoor unit 150 acts like a lid of the storage space 38, the drain drain pipe 90 stored in the storage space 38 is fixed and held in the storage space 38.

Further, at least one of the plurality of raised portions 35 is formed so that the short side edge portion 35b is arranged inside the groove portion 15 or the groove portion 25. Depending on the configuration, the packing device 100 facilitates positioning when the lower right cushioning material 10 or the lower left cushioning material 20 is arranged on the lower corrugated cardboard material 30.

Embodiment 2.
FIG. 10 is a developed view of the lower corrugated cardboard material 30 according to the second embodiment. In the first embodiment, the pipe cut-up portion 36 is provided adjacent to the left front cut-up portion 351 but the formation position of the pipe cut-up portion 36 is not limited to the position. In the second embodiment, the formation position of the cut-up portion 36 for pipes will be described.

As shown in FIG. 10, the pipe cut-up portion 36 is formed at any of the left front cut-up portion 351, the right front cut-up portion 352, the left rear cut-up portion 353, and the right rear cut-up portion 354. May be good. The position of the pipe cut-up portion 36 is such that there are no obstacles in the vicinity of the cut-up portion 35 and the state of the drain drain pipe 90 can be visually recognized from between the housing 155 and the lower corrugated cardboard material 30. All you need is.

In the first embodiment, the storage space 38 is provided on the front side of the outdoor unit 150, but the storage space 38 may be formed on the rear side of the outdoor unit 150. That is, in the first embodiment, the packing device 100 is provided with the pipe raising portion 36 in the vicinity of the cutting portion 35 located on the front surface side of the outdoor unit 150, but the cutting device 100 is located on the rear surface side of the outdoor unit 150. A pipe cutting and raising portion 36 may be provided in the vicinity of the raising portion 35.

As described above, the storage space 38 includes the pipe raising portion 36, the first raising portion provided adjacent to the pipe raising portion 36 among the plurality of cutting portions 35, and the first cutting portion. It is formed by a first inner side surface portion constituting an inner side surface portion facing the short side edge portion 35b. Further, the storage space 38 is formed by a side wall portion formed at a position closest to the pipe cut-up portion 36 among the plurality of side wall portions, and a bottom plate portion 31.

As shown in FIG. 10, the first cut-up portion may be the right front cut-up portion 352. In this case, the first inner side surface portion is the inner side surface portion 11e of the lower right cushioning material 10. As described above, the plurality of side wall portions are a pair of long side side wall portions 32 and a pair of short side side wall portions 33, and the first side wall portion formed at a position closest to the pipe cut-up portion 36 among the plurality of side wall portions. The side wall portion is the first long side side wall portion 32a.

The first long side side wall portion 32a, which is the first side wall portion, is formed so as to extend in the longitudinal direction (X-axis direction) of the bottom plate portion 31. The right front cut-up portion 352, which is the first cut-up portion, and the first long side side wall portion 32a, which is the first side wall portion, are formed in parallel along the longitudinal direction (X-axis direction). The pipe cut-up portion 36 is a first inner side surface portion via a space between the right front cut-up portion 352 which is the first cut-up portion and the first long side side wall portion 32a which is the first side wall portion. It is formed so as to face the surface portion 11e.

As shown in FIG. 10, the first cut-up portion may be the left rear cut-up portion 353. In this case, the first inner side surface portion is the inner side surface portion 21e of the lower left cushioning material 20. As described above, the plurality of side wall portions are a pair of long side side wall portions 32 and a pair of short side side wall portions 33, and the first side wall portion formed at a position closest to the pipe cut-up portion 36 among the plurality of side wall portions. The side wall portion is a second long side side wall portion 32b.

The second long side side wall portion 32b, which is the first side wall portion, is formed so as to extend in the longitudinal direction (X-axis direction) of the bottom plate portion 31. The left rear cut-up portion 353, which is the first cut-up portion, and the second long side side wall portion 32b, which is the first side wall portion, are formed in parallel along the longitudinal direction (X-axis direction). The pipe cut-up portion 36 is a first inner side surface portion via a space between the left rear cut-up portion 353, which is the first cut-up portion, and the second long side side wall portion 32b, which is the first side wall portion. It is formed so as to face the inner side surface portion 21e.

As shown in FIG. 10, the first cut-up portion may be the right rear cut-up portion 354. In this case, the first inner side surface portion is the inner side surface portion 11e of the lower right cushioning material 10. As described above, the plurality of side wall portions are a pair of long side side wall portions 32 and a pair of short side side wall portions 33, and the first side wall portion formed at a position closest to the pipe cut-up portion 36 among the plurality of side wall portions. The side wall portion is a second long side side wall portion 32b.

The second long side side wall portion 32b, which is the first side wall portion, is formed so as to extend in the longitudinal direction (X-axis direction) of the bottom plate portion 31. The right rear cut-up portion 354, which is the first cut-up portion, and the second long side side wall portion 32b, which is the first side wall portion, are formed in parallel along the longitudinal direction (X-axis direction). The pipe cut-up portion 36 is a first inner side surface portion via a space between the right rear cut-up portion 354, which is the first cut-up portion, and the second long side side wall portion 32b, which is the first side wall portion. It is formed so as to face the inner side surface portion 11e.

When the pipe raising portion 36 is formed adjacent to the left rear cutting portion 353 or the right rear cutting portion 354, the storage space 38 is formed with the air outlet 158 of the outdoor unit 150. It is formed below the side wall portion 153 of the housing that constitutes the surface opposite to the surface.

FIG. 11 is a top view of the lower corrugated board material 30 having the cut-up portion 36 for pipes according to the modified example. As shown in FIG. 11, the lower corrugated board material 30 may have a plurality of cut-up portions 36 for pipes.

[Action and effect of packing device 100]
The packing device 100 can be provided with a pipe raising portion 36 and a storage space 38 adjacent to the right front cutting portion 352, the left rear cutting portion 353, or the right rear cutting portion 354. By providing the storage space 38 at the position of the packing device 100, as described above, the force for pulling the band member 70 of the worker does not reach the drain drain pipe 90 through the band member 70, so that the drain drainage is performed. It is possible to prevent the pipe 90 from being damaged.

The storage space 38 is formed below the side wall portion 153 of the housing which constitutes the surface opposite to the surface on which the air outlet 158 of the outdoor unit 150 is formed. The storage space 38 is formed at a position that can be visually recognized by an operator from a gap between the housing 155 of the outdoor unit 150 and the lower corrugated cardboard material 30 in the front-rear direction (Y-axis direction) of the packing device 100. Since the storage space 38 is formed at the above position, the operator can visually recognize that the drain drain pipe 90 is not lost or damaged in production or transportation.

Each of the above embodiments 1 and 2 can be carried out in combination with each other. Further, the configuration shown in the above embodiment is an example, and can be combined with another known technique, and a part of the configuration is omitted or changed without departing from the gist. It is also possible.

10 lower right cushioning material, 11a upper surface part, 11b bottom surface part, 11c side surface part, 11d outer surface part, 11e inner side surface part, 12 recesses, 15 groove part, 17 through hole shape part, 20 lower left cushioning material, 21a upper surface part, 21b bottom surface. Part, 21c side surface part, 21d outer surface part, 21e inner side surface part, 22 recess, 25 groove part, 30 lower cardboard material, 31 bottom plate part, 31a edge part, 31b edge part, 32 long side side wall part, 32a first long side side wall part , 32b 2nd long side side wall, 32c base, 33 short side side wall, 33a 1st short side side wall, 33b 2nd short side side wall, 35 cut up part, 35a long side edge, 35b short side side edge Part, 35c valley fold part, 35d cut-up hole part, 36 pipe cut-up part, 36a long side edge part, 36b short side side edge part, 36c valley fold part, 36d cut-up hole part, 38 storage space, 40 upper cushioning Material, 41 notch, 50 upper cushioning material, 51 notch, 60 upper cardboard material, 61 top plate, 62 long side wall, 63 short side wall, 70 band member, 71 long band, 72 short Band, 80 back packing material, 90 drain drain pipe, 91 housing side connection part, 92 hose side connection part, 100 packing device, 100L packing device, 130 lower packing material, 130L lower packing material, 140 upper packing material, 150 outdoor unit , 151 bottom, 152 top surface, 153 housing side wall, 153a opening, 154 legs, 155 housing, 158 outlet, 180 heat exchanger, 351 left front cutting part, 352 right front cutting part, 353 left rear Cushioning part, 354 right rear cushing part, K location, T1 distance, T2 distance.

Claims

A packing device for an outdoor unit provided with a drain drain pipe attached to the housing for draining drain water from the housing of the outdoor unit.
A pair of lower cushioning materials on which the bottom of the outdoor unit is placed,
The lower corrugated cardboard material, which is formed in a box shape with an open upper surface and stores the pair of lower cushioning materials,
The lower corrugated cardboard material is hung from the outside of the lower corrugated cardboard material so as to face both of the pair of lower cushioning materials via the lower corrugated cardboard material, and the lower corrugated cardboard material is the pair of lower cushioning materials on which the outdoor unit is mounted. A band member that keeps the material covered and
Equipped with
The pair of lower cushioning materials
Each has inner side surfaces facing each other,
The lower corrugated board material is
A rectangular bottom plate on which the pair of lower cushioning materials are placed, and
A plurality of side wall portions provided on the four sides of the bottom plate portion to form a side wall, and
Have,
The bottom plate portion
It has a plurality of cut-up portions and one or more pipe cut-up portions formed by cutting up from the bottom plate portion.
The plurality of raised parts are
When the pair of lower cushioning materials are placed on the bottom plate portion, the lateral side edges of the plurality of cut-up portions so as to restrict the horizontal movement of the pair of lower cushioning materials. And the inner side surface portion are formed so as to face each other.
The cut-up portion for the pipe is
The drain drain pipe is formed at a position facing the inner side surface portion of the lower cushioning material placed on the bottom plate portion so as to restrict the horizontal movement of the drain drain pipe.
The inside of the cut-up portion for pipes, the first cut-up portion provided adjacent to the cut-up portion for pipes among the plurality of cut-up portions, and the side edge portion of the first cut-up portion. To accommodate the drain drain pipe by the first inner side surface portion constituting the surface portion, the first side wall portion formed at the position closest to the pipe cut-up portion among the plurality of side wall portions, and the bottom plate portion. A packing device for an outdoor unit in which a storage space is formed.
The first side wall portion is
It is formed so as to extend in the longitudinal direction of the bottom plate portion.
The first raised portion and the first side wall portion are formed in parallel along the longitudinal direction.
The cut-up portion for the pipe is
The packing device for an outdoor unit according to claim 1, which is formed so as to face the first inner side surface portion through a space between the first raised portion and the first side wall portion.
The cut-up portion for the pipe is
The packing device for an outdoor unit according to claim 2, which is formed diagonally with respect to the longitudinal direction when the lower corrugated cardboard material is viewed in a plan view.
The storage space is
The packing device for an outdoor unit according to any one of claims 1 to 3, wherein at least a part of the upper part is covered with the bottom portion.
The storage space
The packing device for an outdoor unit according to any one of claims 1 to 4, which is formed below the side wall portion of the housing in which the air outlet of the outdoor unit is formed.
The storage space
The packaging of the outdoor unit according to any one of claims 1 to 4, which is formed below the side wall portion of the housing forming the surface opposite to the surface on which the air outlet of the outdoor unit is formed. Device.
A groove is formed on the inner side surface portion so as to be formed in a recessed state and extend in the vertical direction.
At least one of the plurality of raised portions has a raised portion.
The packing device for an outdoor unit according to any one of claims 1 to 6, wherein the side edge portion is formed so as to be arranged inside the groove portion.