JPH0912073A - Packaging apparatus for lighting equipment - Google Patents

Abstract

PURPOSE: To package a reflection shade in a vertically invert posture by a method wherein an end closing plate and first and second supports support an end of a lighting equipment, parts other than upper and lower faces of the end are covered, and a bottom plate, side plates and an upper plate enclose the entire lighting equipment from its surroundings. CONSTITUTION: A slant ridge 54 of a side wall support 35 protruding from each of first supports 34 in a parallelopipeci shape comes into contact with an outer face of a reflection side wall 24 of a reflection shade 22 to support the shade 22 from downward and sides, while extending rims 24a of the reflection side wall 24 are respectively received in recesses 56 of the first support 34, and the extending rims 24a are supported at a bottom of the recesses 56. Since both lengthwise ends of a lighting equipment 21 are held by the respective first supports 34 from widthwise directions to have them reliably supported at four corners, cushioning can be provided in a widthwise direction of the equipment 21. Second supports 36 for forming a triangular tube 70 support both lengthwise ends of the equipment 21 for providing cushioning against a load along the lengthwise direction. Therefore, ends of the lighting equipment 21 can be reliably supported for preventing it from fluctuating.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packaging apparatus used for packaging lighting equipment such as a ceiling-embedded lighting equipment.

[0002]

2. Description of the Related Art As shown in FIGS. 10 to 12, a reflector 1 provided in a ceiling-mounted luminaire 7 has a lower surface formed by connecting end plates 3 to both ends of a main reflection plate 2 having oblique reflection side walls 2a. Has been opened. In these figures, 4 is a V-shaped reflector mounted in the main reflector 2, and 5 is a baffle supported by the V-shaped reflector 4. In addition, lamp sockets (not shown) are arranged at both ends of the reflector 1 in the longitudinal direction, a straight tube fluorescent lamp (not shown) arranged above the baffle 5 is attached to each of them, and a V-shaped reflection lamp is provided. A discharge lamp ballast and the like (not shown) are mounted in the plate 4, and the lighting fixture 7 is configured by including them.

The device 7 is conventionally packaged as follows. That is, as shown in FIGS. 10 to 12, end support cylinders 12 formed by bending a corrugated board into a square tube are housed at both ends in the longitudinal direction of an individual box 11 made of corrugated board. Lighting equipment in between 7
After storing in an upside down packaging posture, an intermediate backing plate 13 obtained by bending a corrugated board into a U-shape is stored in the individual packaging box 11 so as to straddle the central portion in the longitudinal direction of the lighting fixture 7 from above, Finally, each flap of the individual packaging box 11 is closed and packaging is performed.

The packaging apparatus having such a structure is provided with the end support tube 1
2 buffers the luminaire 7 in the longitudinal direction, and the intermediate backing plate 13 buffers the luminaire 7 in the width direction.
The flap of the patch plate 13 and the individual packaging box 11 and the bottom plate portion form a buffer in the thickness direction of the lighting fixture 7.

[0005]

However, since the conventional packaging device requires the pair of end support cylinders 12 and the intermediate pad 13 as cushioning components for cushioning in addition to the individual packaging box 11, Since the number of parts is large, the packaging cost is high, and the number of parts is large, it is necessary to discard not only the individual packaging box 11 but also the cushioning parts 12 and 13 which are small parts after use. There is a problem that the treatment (waste material treatment) is also troublesome.

Further, since the end support tube 12 is simply in the shape of a rectangular tube, its assembling strength is relatively weak, and therefore the cushioning function against the load along the longitudinal direction of the lighting fixture 7 is low. There is. Furthermore, since the end support tube 12 does not have a buffering function in the width direction of the lighting fixture 7, and the intermediate backing plate 13 is a single plate, the buffering function in the width direction of the lighting fixture 7 is generally low. There is.

SUMMARY OF THE INVENTION An object of the present invention is to provide a packaging device for a lighting fixture, which can package the lighting fixture at low cost, can easily dispose of the waste material, and can improve the cushioning function.

[0008]

SUMMARY OF THE INVENTION The present invention is premised on a luminaire packaging apparatus for packaging a luminaire having a reflector shade having end plates connected to both ends of a main reflector having oblique reflecting side walls.

In order to achieve the above-mentioned object, it is composed of a piece of packaging board, and is bent at a right angle from both longitudinal ends of the bottom plate portion and a height slightly larger than the thickness of the reflection shade. Part closing plate part and both ends of the closing plate part in the longitudinal direction are respectively bent together with the closing plate part in the form of a square tube, and the longitudinal ends of the reflector are sandwiched from both sides in the width direction. A first support portion,
Sidewalls each having a slanted ridge projecting from the first support portion and engaging with the outer surface of the reflective side wall, and having a recess at the upper end of the ridge into which the overhanging edge of the reflective side wall enters. A second support having a support portion and a triangular tubular portion that is bent at the same height as the first support portion from the middle portion in the longitudinal direction of the end closing plate portion and is engaged with the outer surface of the end plate. Part, a pair of side plate parts that are bent from both sides of the bottom plate part at the same height as the end closing plate part, and at least one of these side plate parts, and each supporting part together with the lighting fixture. And an upper plate portion for covering.

[0010]

In the packaging apparatus having the above structure, the end closing plate portion, the first support portion, and the second support portion support the end portion of the luminaire to be packaged, and other than the upper and lower surfaces of this end portion. Also, since the bottom plate portion, the side plate portion, and the upper plate portion are provided so as to wrap the entire lighting fixture from the surroundings, the reflection shade is turned upside down by these respective portions. Package the entire luminaire.

Each of the first supporting portions having a rectangular tubular shape sandwiches both longitudinal end portions of the luminaire from the width direction, and securely supports the luminaire at its four corners to ensure the width of the luminaire. Buffer for direction. In this buffer, since the axial direction of the first support portion having a square tubular shape is aligned with the width direction of the lighting fixture, the first support portion is hard to be crushed. And the first
Since the diagonal ridges of the side wall support portions of the supporting portion are in contact with the diagonal reflecting side walls of the reflecting shade, a large supporting area is secured, and the overhanging edge portion of the reflecting side wall, which is easily deformed, is accommodated in the recess. In the support by the first support portion, it is possible to reduce the concentrated load applied to the reflective side wall and to buffer in the width direction. Also,
A total of four side wall support parts can support the lighting device in the packaging posture from the lower side.

Further, the second support portion supports both longitudinal ends of the luminaire, and cushions the load along the longitudinal direction of the luminaire. In this buffer, the second support portion has the triangular tubular portion and is reinforced from the inside of itself, so that it is hard to be crushed.

Therefore, both ends of the lighting fixture can be reliably supported and packaged by the first support portion and the second support portion.

Moreover, the bottom plate portion, the end closing plate portion,
The first support portion, the second support portion, the side plate portion, and the upper plate portion,
Since it consists of each part of one packaging paperboard, the number of parts required for packaging can be minimized.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. The configuration of the ceiling-embedded luminaire 21 packaged by the packaging device of the present invention will be described with reference to FIGS. 2 to 4.

The luminaire 21 is provided with a sheet metal reflector 22 having an open bottom surface. As shown in FIGS. 2 and 3, the reflection shade 22 includes a main reflection plate 25 formed by bending oblique reflection side walls 24 that are inclined in opposite directions from both side edges of a horizontal ceiling wall 23, and the length of the reflection plate 25. It is formed of vertical end plates 26 connected to both ends in the direction. Overhanging edge portions 24 provided on the lower edges of the pair of reflective side walls 24 so as to project outwardly.
As shown in FIG. 4, a and a projecting edge portion 26a which is provided on the lower edge of the end plate 26 so as to project outward are continuous with each other in the form of a rectangular frame.

On the inner surface of the ceiling wall 23 of the main reflection plate 25, there is attached a V-shaped reflection plate 27 located at the center in the width direction thereof and having a substantially V-shaped cross section. This reflector 27 is a ceiling wall 23
Extends in the longitudinal direction. On the inner surface of the ceiling wall 23,
A discharge lamp ballast and a terminal block (not shown) are mounted so as to be hidden by the V-shaped reflector 27, and lamp sockets 28 are attached to both ends in the longitudinal direction. A straight tube type fluorescent lamp (not shown) is supported by the lamp socket 28.

The luminaire 21 having the above-described structure has a use posture that is upside down from the packaging posture shown in FIG.
Is used with the ceiling wall 23 facing up and the lower surface opening facing the indoor floor side.

Next, the lighting fixture 21 is attached to the reflection shade 2
The wrapping device 31 for wrapping in the wrapping posture that is upside down with respect to the second use posture will be described. As shown in FIGS. 4 and 9, the device 31 is made of, for example, a single packaging board made of double-faced corrugated board. Note that cardboard may be used as the packaging board instead of the corrugated board.

The packaging device 31 includes a bottom plate portion 32, an end closing plate portion 33, a first support portion 34, and a side wall support portion 35.
And a second support portion 36, a side plate portion 37, and an upper plate portion 38.

The bottom plate portion 32 is longer than the entire length of the luminaire 21 by a dimension corresponding to twice the thickness (thickness) of the second support portion 36, and is longer than the width of the luminaire 21. Three
It is a flat plate portion having a size that is wide by an amount corresponding to twice the width of No. 4.

The end closing plate portion 33 is integrally connected to both ends of the bottom plate portion 32 in the longitudinal direction through fold lines 39, and is bent at a right angle to the bottom plate portion 32 by the fold lines 39. There is. The width A (see FIG. 9) of these end closing plate portions 33 is slightly larger than the thickness dimension of the lighting fixture 21.

The first support portions 34 are provided at both longitudinal end portions of the bottom plate portion 32 and at both widthwise end portions thereof. These support portions 34 are provided with first to third wall portions 41 to 43 that are bent in a rectangular tubular shape together with both ends in the longitudinal direction of the end closing plate portion 33.

More specifically, as shown in FIG. 9, the first wall portion 41 has the fold line 4 at the longitudinal end portion of the end closing plate portion 33.
4, the second wall portion 42 is integrally connected to the wall portion 41 via a fold line 45, and the second wall portion 42 is further connected to the second wall portion 42 via a fold line 46. Part 4
3 are connected together. The first and third wall portions 41,
The width B of 43 is the same, and the width of the second wall portion 42 is the same as the width A of the end closing plate portion 35. These first to third
7A by folding the wall portions 41 to 43 of the same together with the end closing plate portion 33 so as to be sequentially wound around the bottom plate portion 32 side through the folding lines 39 and 44 to 46, as shown in FIG. The first support portion 34 having a rectangular tubular shape is assembled, and the leading edge of the third wall portion 43 is brought into contact with the base of the standing end portion closing plate portion 33.

A notch groove 47 is provided in the third wall portion 43, and a cut-and-raised piece 48 is provided at the end of the bottom plate portion 32 in the longitudinal direction corresponding to this. When the third wall portion 43 is superposed on the bottom plate portion 32 by assembling the first support portion 34, the notch groove 47 and the planned cut-and-raised portion are exactly opposed to each other, and the cut-and-raised piece is cut and raised. By setting it as 48, it can be engaged with the notch groove 47. Thereby, the assembled state of the first support portion 34 is maintained.

The side wall supporting portion 35 is formed integrally with the first supporting portion 34, and is opposed to the bottom plate portion 32 in the width direction of the first supporting portion 3.
4 are provided so as to approach each other. Specifically, each side wall support portion 35 has a folding line 49 on the first wall portion 41.
The relay piece 50 and the relay piece 5 that are integrally adjacent to each other via the
A substantially triangular folding piece 52 that is integrally connected to 0 through a folding line 51, and this piece 52 and the diagonal folding line 53.
And a triangular end portion 42a of the second wall portion 42 which are integrally connected to each other through.

In the side wall supporting portion 35, the folding piece 52 and the relay piece 50 are folded so that the oblique folding line 53 is mountain-folded in the first supporting portion 34 assembled as shown in FIG. 7 (A). As a result, as shown in FIG. 7 (B), the folding piece 52 overlaps the back surface of the triangular end portion 42a, and the relay piece 50 is arranged so as to close the opening at the inner position of the first support portion 34. To be Thereby, the folding line 53 forms an oblique ridge 54. This ridge 5
Numeral 4 is provided at an angle at which the inclination of the reflecting side wall 24 is matched, and engages with the outer surface of the side wall 24 to support the reflecting shade 22 from below and from the side.

As shown in FIG. 9, a rectangular hole 55 extending across the second wall portion 42, the relay piece 50 and the folding piece 52.
(Incidentally, hatched lines are shown in FIG. 9 for the sake of convenience for easy identification.) Are formed. The hole 55 forms a recess 56 at the upper end of the ridge 54 due to the assembly of the side wall supporting portion 35. A part of the projecting edge portion 24a of the reflection side frame 24 is inserted into the recess 56, and the recess 56 is formed to be slightly deeper than the height of the projecting edge portion 24a.

The second supporting portion 36 is provided between the pair of first supporting portions 34 facing each other in the width direction of the bottom plate portion 32, that is, the intermediate portion in the longitudinal direction of the end closing plate portion 33. The support portion 36 is formed of first to fourth wall portions 61 to 64. As shown in FIG. 9, the first wall portion 61 is integrally connected to the end closing plate portion 33 via a fold line 65,
The second wall portion 62 is integrally connected to the wall portion 61 via a fold line 66. Further, the third wall portion 63 is integrally connected to the second wall portion 62 via a fold line 67, and the fourth wall portion 64 is integrally connected to the wall portion 63 via a fold line 68. . Note that reference numeral 73 in FIG. 9 denotes an L-shaped cut for separating the second support portion 35 and the first support portions 34 on both sides thereof.

The width C of the first and third wall portions 61 and 63 that determines the thickness of the second support portion 35 is narrower than the width A and B, and the second wall portion that determines the height of the second support portion 35. The width of the portion 62 is the same as the width A. A fold line 66 is formed on the second wall portion 62.
An elongated engagement hole 69 (shown in FIG. 9 with hatching for convenience of identification) is formed along with. Furthermore, the fourth wall 64 has an engagement hole 69.
An insertion projecting piece 64a is provided to be inserted into and engaged with.

As shown in FIG. 6 (A), the second support portion 36 is formed by folding the first to fourth wall portions so as to be sequentially wound on the bottom plate portion 32 side through the folding lines 65 to 68. The end closing plate portion 3 having the same height as the first supporting portion 34
It is assembled together with 3 into a square tube shape. At that time, by inserting the insertion protrusion 64a of the fourth wall portion 64 into the engagement hole 69,
The second cylindrical portion 70 is formed by the second to fourth wall portions 62 to 64, and the second support portion 36 is assembled as shown in FIG. 6B. In this assembled state, the corners formed by the third and fourth wall portions 63 and 64 are upright end closing plate portions 33.
The abutment of the second wall portion 62 with the base of the second wall portion 62 is performed so that the fourth wall portion 64 reinforces the second wall portion 62 from the back side in a scratched manner.

As shown in FIG. 9, a U-shaped notch 71 is provided in the second wall portion 62 of the second support portion 36. As a result, the portion of the second support portion 36 surrounded by the notches 71 associated with the assembly is projected from the second wall portion 62 to form the instrument receiving piece 72 as shown in FIG. 6B. Has become. The receiving piece 72 is provided on the third wall 63.
Horizontally protruding from the bottom plate 32 together with the wall 63.
It is designed to be stacked on the upper surface of.

Reference numeral 74 in FIGS. 1 and 9 denotes a handle hole which is provided in the central portion of the end closing plate portion 33 and into which a finger of an operator can be inserted during transportation.

As shown in FIG. 9, the side plate portion 37 is
The bottom plate portion 32 is integrally connected to both sides of the bottom plate portion 32 via fold lines 81, and the upper plate portion 38 is integrally connected to the side plate portion 37 via fold lines 82. The total length of the side plate portion 37 and the upper plate portion 38 is the same as the total length of the bottom plate portion 32. The width of the side plate portion 37 is the same as the width A of the end closing plate portion 33, and the width of the upper plate portion 38 is just half the width of the bottom plate portion 32. When the width of the upper plate portion 38 is the same as the width of the bottom plate portion 32, this may be integrally connected only to one side plate portion 37 via the folding line 82. Further, reference numeral 83 in FIG. 1 denotes an adhesive tape for preventing the upper plate portion 38 from opening and holding the packaged state.

Next, a procedure for packaging the lighting fixture 21 by the packaging device 31 having the above-mentioned configuration will be described. First, the bottom plate portion 32
A pair of first support portions 34 and one second support portion 36 are assembled at both ends in the longitudinal direction of the. Either of these may be assembled first. The first support portion 34 is shown in FIG.
Assembled in the order of (B), the procedure is as described above. Similarly, the second support portion 35 is assembled in the order of FIGS. 6A and 6B, and the procedure is as described above. The assembled state of the end cushioning structure is shown in FIGS. 4 and 5.

Next, as shown in FIG.
Is placed upside down in the packaging posture, and is placed on the bottom plate portion 32, and both ends of the reflection shade 22 in the longitudinal direction are placed on the instrument receiving piece 72 of the second support portion 36.

As a result, the reflection shade 22 is provided so as to be sandwiched by the second support portions 36 from both ends in the longitudinal direction thereof, and the second wall portion 62 of the support portions 36 contacts the outer surface of the end plate 26 to illuminate. The device 21 is supported in its longitudinal direction.

At the same time, both ends of the reflecting shade 22 in the longitudinal direction are
It is sandwiched by a pair of first supporting portions 34 located on both sides in the width direction, and is supported in the width direction by these supporting portions 34.
Moreover, the diagonal ridges 54 of the side wall support portions 35 integrally projected from the first support portion 34 come into contact with the outer surfaces of the diagonal reflecting side walls 24 of the reflecting shade 22 to move the reflecting shade 22 below and sideways thereof. And the protruding edge portions 24a of the reflecting side walls 24 are respectively accommodated in the recesses 56 of the first support portion 34, and in the present embodiment, the protruding edge portions 24a are supported on the bottom surface of the recess 56.

In this way, the end portion closing plate portion 33 supporting the end portion of the lighting fixture 21, the first supporting portion 34, and the second supporting portion 36.
Is provided so as to cover other than the upper and lower surfaces of the end portion of the lighting fixture 21. Further, in this supporting state, the ceiling wall 23 of the reflective shade 22 is floated from the bottom plate portion 32 by the thickness of the instrument receiving piece 72, and the reflective shade 2 is affected by the size of each portion.
The two projecting edge portions 24a and 25a are located slightly lower than the upper surfaces of the first and second support portions 34 and 36 assembled at the same height.

After that, both side plate portions 37 are bent at a right angle to the bottom plate portion 32 to cover the outer end faces of the respective first support portions 34, and then both upper plate portions 38 are made parallel to the bottom plate portion 32. Bending at a right angle to the side plate portion 37,
The second support portions 34 and 36 are covered from above, respectively. As a result, the bottom plate portion 32, the side plate portion 37, and the upper plate portion 38 are provided so as to cover the entire lighting fixture 21 from its surroundings, and the reflection shade 22 is illuminated by these respective portions in an inverted posture. The entire device 21 can be packaged.

Finally, the tape 83 is attached over the seam of both upper plate portions 38. Through the above procedure, the lighting device 21 can be individually packaged by the packaging device 31 made of one cardboard. The state of completion of the packaging is shown in FIGS.

In this packaging state, the first support portions 34 of the packaging device 31 in the form of a square cylinder sandwich the both ends in the longitudinal direction of the luminaire 21 from the width direction, and the luminaire 21 is securely held at its four corners. Since they are supported by the above, the support portions 34 can buffer the lighting device 21 in the width direction. In this buffer, the square tube-shaped first support portion 34
Since the axial direction of is in agreement with the width direction of the luminaire 21,
The first support portion 34 is hard to be crushed.

Moreover, the oblique ridges 54 of the side wall supporting portions 35 protruding from the first supporting portion 34 are in contact with the oblique reflecting side walls 24 of the reflecting shade 22 to secure a large supporting area, and the reflecting side walls 24. Since the overhanging edge portion 24a, which is easily deformed, is accommodated in the recess 56, it is possible to reduce and buffer the concentrated load on the reflective side wall 24. Further, the four side wall supporting portions 35 in total can support the luminaire 21 in the packaging posture also from below.

In addition, the second support portion 36 supports both ends of the lighting fixture 21 in the longitudinal direction, and cushions the load along the longitudinal direction of the lighting fixture 21. In this buffer, since the second support portion 36 has the triangular tubular portion 70 as described above, it is reinforced by the tensioning action of the fourth wall portion 64 from the inside of itself. As a result, the second support portion 36 does not easily collapse.

Therefore, the first support portion 34 and the second support portion 36 can firmly and surely support the end portion of the luminaire 21, and the luminaire 21 can be packaged while preventing its shaking.

Further, the first support portions 34 at the four corners have a large cushioning gap (a cushioning portion having a dimension E in FIG. 2) between the overhanging edge portion 24a and the side wall portion 37 of the luminaire 21 to be packaged, depending on the widths thereof. The width of the space is shown). Therefore, in the packaged state, the overhanging edge portion 24 is applied by the external force acting from the side.
It is possible to effectively prevent the deformation of a.

Since the packaging device 31 for individually packaging the luminaire 21 in this packaging posture is a single packaging board such as a corrugated cardboard, there is no need for a special cushioning component, and the number of packaging components is large. The minimum is that, and along with that, it is easy to dispose of waste materials after unpacking. Further, since no special cushioning component is used, the time required for packaging and unpacking is reduced, and it is possible to easily package and easily unpack.

[0048]

As described above in detail, according to the packaging device for lighting equipment of the present invention, since it is composed of one packaging board,
The parts required for packaging can be minimized, and accordingly, the lighting equipment can be packaged at low cost, and the waste material can be easily treated. Moreover, since the end portions of the luminaire can be reliably supported and packaged from both sides in the longitudinal direction and the width direction by the first supporting portion and the second supporting portion provided with the side wall supporting portions, the longitudinal direction of the luminaire It is possible to improve the cushioning function against the load along the width and the load along the width direction.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a packaging device according to an embodiment of the present invention in a packaging completed state.

FIG. 2 is a cross-sectional view of the packaging device taken along line ZZ in FIG.

3 is a cross-sectional view of the packaging device taken along line YY in FIG.

FIG. 4 is an exploded perspective view of a packaging device according to an embodiment and a lighting fixture packaged in the packaging device.

FIG. 5 is a perspective view showing a configuration of an end portion of the packaging device according to the embodiment.

FIG. 6A is a perspective view showing the second support portion of the packaging device according to the embodiment in a state where the second support portion is being assembled. FIG. 7B is a perspective view showing the second support portion of the packaging device according to the embodiment in an assembled state.

FIG. 7A is a perspective view showing the first support portion of the packaging device according to the embodiment in the state of being assembled. FIG. 3B is a perspective view showing the first support portion of the packaging device according to the embodiment in an assembled state.

FIG. 8 is a perspective view showing a state in which a lighting device is set in the packaging device according to the embodiment.

FIG. 9 is a development view of the packaging device according to the embodiment.

FIG. 10 is a perspective view showing a configuration of a packaging device according to a conventional example in an exploded manner and shown together with a lighting fixture.

FIG. 11 is a cross-sectional view corresponding to FIG. 2 showing a configuration of a packaging device according to a conventional example in a completed packaging state.

FIG. 12 is a cross-sectional view corresponding to FIG. 3 showing a configuration of a packaging device according to a conventional example in a completed packaging state.

[Explanation of symbols]

 21 ... Lighting equipment, 22 ... Reflective shade, 24 ... Reflective side wall, 24a ... Overhanging edge part, 25 ... Main reflector, 26 ... End plate, 31 ... Packaging device, 32 ... Bottom plate part, 33 ... End closed part 34 ... 1st support part, 35 ... Side wall support part, 36 ... 2nd support part, 37 ... Side plate part, 38 ... Upper plate part, 54 ... Ridge, 56 ... Recessed, 70 ... Triangular tubular part.

Claims (1)

[Claims] Claims: 1. A luminaire, comprising: a main reflection plate having oblique reflection side walls, a reflection shade in which end plates are connected to both ends of the main reflection plate. The luminaire is formed of a single wrapping paperboard; End closure plates bent at right angles from both longitudinal ends of the bottom plate with a height slightly larger than the thickness of the reflection shade, and a square tubular shape together with the closure plates from both longitudinal ends of these closure plates. First supporting portions that are respectively bent and arranged so as to sandwich both ends in the longitudinal direction of the reflection shade from both sides in the width direction thereof, and project from the first supporting portions and engage with the outer surface of the reflection side wall. A side wall support part having an inclined ridge at the upper end of the ridge and an indentation into which an overhanging edge part of the reflective side wall is inserted; and the end closing plate part having the same height as the first support part. Fold from the middle of the longitudinal direction And a pair of side plates bent from both sides of the bottom plate part at the same height as the end closing plate part, the second supporting part having a triangular tubular part engaged with the outer surface of the end plate. A luminaire packaging device comprising: a part; and an upper plate part that is bent from at least one of the side plate parts and covers the supporting parts together with the luminaire.