JPS6140679Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] The present invention relates to a packaging cushion, which is used to cushion and hold the packaging object, such as a lighting device, when it is packed and stored in a packaging box. It relates to something that prevents packages from moving.

[Conventional technology]

Conventionally, for example, packaging for lighting equipment has been carried out as shown in Figs.
As shown in the figure, a packaging box 1 houses a cushioning body 4 having a rectangular cushioning section 3 formed by bending both ends of a cushioning board material 2 such as cardboard into a frame shape, and a compression-resistant A load reinforcing plate material 5 is provided, and cushioning materials 6 such as styrene foam resin are provided on both end surfaces of the packaging box 1, and both end surfaces of the lighting fixture 7 housed in the packaging box 1 are buffered and held by the cushioning materials 6. Was.

Furthermore, as described in Japanese Utility Model Application Publication No. 55-21954, there is also known a cushioning material in which both ends of a corrugated board are wound to form a rectangular cylindrical portion.

[Problem that the invention attempts to solve]

Since the cushioning body molded from the above-mentioned expanded polystyrene resin is three-dimensionally molded, it is bulky and expensive to store.

In addition, with the structure in which square tubular parts are formed at both ends of the corrugated board material, it is time-consuming to maintain the shape, and only one side serves as a buffer receiving surface, and if the buffer receiving surface is formed large, each corner of the square tubular part There is a problem in that the strength difference in compressive load resistance with the center surface portion becomes large.

The present invention was developed in view of the above-mentioned problems, and it is possible to form a three-dimensional buffer by folding the buffer board material, reduce the storage space, have good folding workability, and have good shape retention of the buffer. Both sides serve as cushioning surfaces, and the cushioning strip between the cushioning surfaces on both sides has a high load-bearing compressive strength that increases the strength, improving packaging workability and providing a cushioning body that is suitable for storage and transportation.

[Means for solving problems]

The packaging cushioning of the present invention is characterized in that a first retaining plate portion, a pair of cushioning piece portions connected to both ends of the first retaining plate portion, and a second retaining plate portion connected to the outer ends of both cushioning piece portions are formed from a cushioning plate material, and both cushioning piece portions are cut and formed by cutting and raising two notches from both side edges of the cushioning plate portion, engaging protrusions are provided on both side edges of the pair of cushioning piece portions, and engaging holes for engaging the engaging protrusions on both sides of the pair of cushioning piece portions are formed in the first and second retaining plate portions which are folded opposite both side edges of the cushioning piece portions of the cushioning plate material, and the engaging protrusions of the pair of cushioning piece portions cut and raised from the cushioning plate material engage with the engaging holes of the folded first and second retaining plate portions, respectively, thereby forming a cushioning portion with the pair of cushioning piece portions.

[Effect]

In the packaging cushion of the present invention, a buffer piece is cut and raised, and a first holding plate portion and a second holding plate are sandwiched between the buffer piece portion.
Fold in the retaining plate portion, abut the first and second retaining plate portions on both side edges of the buffer piece, and engage the engaging protrusions in the engaging holes of the first and second retaining plate portions. to form a buffer section. The buffer piece portion clamped by the first holding plate portion and the second holding plate portion in this way is
The cushioning member is perpendicular to the second holding plate portion and has increased compressive load resistance, and is suitable as a buffering member interposed between the inner side of the end face of the packaging box and the end face of the lighting fixture, for example.

〔Example〕

The configuration of one embodiment of the present invention is shown in drawings 1 to 3.
The diagram will be explained.

Reference numeral 10 denotes a packaging box made of a board material such as cardboard and having a cover plate 11 that can be opened and closed at the top opening, and cushioning bodies 14 for holding end faces 13 of lighting fixtures 12 to be packaged are arranged at both ends. It is set up.

As shown in FIG. 3, the buffer body 14 is formed of a buffer board 16 in the shape of an elongated rectangle, such as cardboard. In this buffer body 14, second holding plate parts 18, 18 are continuously formed at both ends of a first holding plate part 17 via folded lines 20, 20 in the width direction perpendicular to both side edges 19. . Further, a notch 24 is formed from both side edges 19 along a folding ruled line 20 that connects the first holding plate part 17 and the second holding plate part 18, 18, leaving an intermediate part in the width direction. Further, the first holding plate portion 17 has the notches 2 on both side edges.
4 and substantially parallel to the side surface 25 of the lighting fixture 12.
A notch 26 having a shape corresponding to the shape of the cutout 26 is formed from both side edges 19 leaving a middle part in the width direction, and a folding ruled line 37 connecting the inner ends of this notch 26 is formed. Buffer pieces 28 and 28 are formed between the notches 24 and 26 that are bent from the folding ruled line 27 that is substantially parallel to both side edges 19 connecting the inner ends of the notches 24 and 26. The buffer pieces 28, 28 have engagement protrusions 29, 29 formed by notches 24 on both side edges, respectively.

Furthermore, an engaging protrusion 29 of the buffer piece parts 28, 28 is located at the middle part of the first holding plate part 17 and the center part of the second holding plate part 18, 18 in the width direction.
Approximately triangular engagement holes 30 into which 29 are inserted, respectively.
are formed respectively.

Next, the operation of this embodiment will be explained.

The buffer body 14 has cuts 24 and 26 in the buffer plate material 16.
Cut and raise the buffer pieces 28, 28 formed at the folding line 27, and then fold the first holding plate section 17 and the second holding plate section 18, 18 along the folding line 37,
20 to form the first holding plate part 17 and the second holding plate part 17.
The retaining plate parts 18, 18 are connected to the buffer piece parts 28, 18, respectively.
28, and the both side buffer pieces 28,
28 are inserted into and engaged with the engagement holes 30, 30 of the first and second retaining plate parts 17, 18, 18, and the first retaining plate part 17 and the second retaining plate A buffer piece part 28, which is clamped by parts 18, 18,
28 is the first and second holding plate portions 17, 18, 1
8, three-dimensional buffer portions 31, 31 are formed.

Next, for example, two of these cushioning bodies 14 are placed in a packaging box 1.
The second holding plate part 1 is stored at both ends of the second holding plate part 1.
8 and 18 are brought into contact with the inner sides of both end faces 33 of the packaging box 10, and when the lighting fixture 12 is stored in the packaging box 10 in this state, both end faces 13 of the fixture 12 are buffered and held by the buffer body 14.

In this way, the buffer pieces 28, 28 forming the buffer parts 31, 31 of the buffer body 14 are connected to the engagement protrusions 29, 29.
is engaged with the engagement hole 30 and held three-dimensionally, and the buffer pieces 28, 28 are approximately vertical and are interposed between both end surfaces 13 of the instrument 12 and both end surfaces 33 of the packaging box 10. Because of this, the packaging box 10 has strength and the compression strength of the packaging box 10 is increased.

Note that 15 is a buffer body that cushions the side surface 25 of the instrument 12, and this buffer body 15 is made by bending buffer pieces 28, 28 formed by cutting a buffer board material such as cardboard, and further includes a second holding plate part. 18, 18 are bent, and the second holding plate portions 18, 18 are brought into contact with the outer side edges of the buffer strip portions 28, 28, respectively, and the tips of the both side buffer strip portions 28, 28 are brought into contact with each other. The engaging protrusions 29, 29 formed in the parts are inserted into the engaging holes 30, and three-dimensional buffer parts 31, 31 are formed at both ends of the first holding plate part 17 by the buffer pieces 28, 28, respectively. One or more of these buffer bodies 15 are stored in the packaging box 10, and the second holding plate parts 18, 18 are brought into contact with the inside of both sides 32 of the packaging box 10, and both sides 25 of the instrument 12 are placed in the buffer part 31. , 31 buffer piece portions 28, 2
A protection plate part 22 is buffered and held on the inner edge of the shock absorber 15 and is connected to one second holding plate part 18 of the buffer body 15.
can be placed over the top surface of the instrument 12, and the cover plate 11 is reinforced with this protective plate part 22.

Further, the buffer body 15 of this embodiment is suitable not only for packaging lighting equipment, but also for packaging various items.

[Effect of idea]

According to the present invention, the buffer strip portion is cut and raised with two cuts formed from both side edges of the buffer board material,
Since the engaging protrusions formed on both side edges of this buffer piece were engaged with the engagement holes of the bent first and second holding plate parts, the shape retention is good and it can be used for cushioning board materials such as cardboard. A three-dimensional buffer part is formed, and the buffer piece part forming the buffer part can buffer and hold the packaged item by arranging it in the direction of the compressive load. The buffer piece between both retaining plate parts increases the strength of the buffer part and has high compressive load resistance, and the buffer body can be easily assembled from buffer plate materials, saving space for storage and transportation. Parts management is easy, and since the engaging protrusion is engaged with the engaging hole in the assembled state, the shape of the buffer part is reliably maintained.

[Brief explanation of the drawing]

Fig. 1 is an exploded perspective view of a packaging device showing an embodiment of the present invention, Fig. 2 is a perspective view of the same as above, Fig. 3 is a developed view of the same shock absorber as above, and Fig. 4 is an exploded perspective view of a conventional packaging device. , FIG. 5 is a longitudinal sectional view of the same. 14...Buffer body, 16...Buffer plate material, 17...
First holding plate portion, 18...Second holding plate portion, 2
4, 26...notch, 28...buffer piece, 29...
...Engagement protrusion, 30...Engagement hole, 31...Buffer part.

Claims (1)

[Scope of utility model registration request] A first holding plate part, a pair of buffering pieces connected to both ends of the first holding plate part, and a second holding part connected to the outer ends of both the buffering pieces. the buffer plate portions are formed by cutting and raising two strips from both side edges of the buffer plate portion, and engagement protrusions are provided on both side edges of the pair of buffer plate portions. The first and second portions are provided with projecting portions, and the engaging holes that respectively engage the engaging protrusions on both sides of the pair of buffer strip portions are bent to face opposite side edges of the buffer strip portions of the buffer plate material. engaging protrusions of a pair of buffer pieces formed on the holding plate parts and cut and raised from the buffer plate material, respectively, into the bent engagement holes of the first and second holding plate parts; A packaging cushioning body characterized in that a cushioning section is formed by a pair of cushioning pieces.