JP5511617B2 - Corrugated cushioning material - Google Patents

Description

  The present invention relates to a corrugated cushioning material suitable for packaging large articles having a standing wall at the rear of a top plate, such as a bathroom vanity, a system kitchen, and the like.

  Conventionally, as a packaging structure for transporting and storing a vanity, as shown in FIG. 7, the lower and upper portions of the vanity S are covered with tray-like cardboard caps 51 and 52 as shown in FIG. In order to fill up the step between the top plate t of the bathroom vanity S and the standing wall w between the top plate t of the bathroom vanity table S and the upper cap 52, the paper column protective columns 53 are erected at the four corners. In addition, a banding is described with a cardboard box-like spacer 54 interposed.

  In addition, the top plate t of the vanity S is generally made of earthenware that is easily damaged, and protrudes forward from the cabinet c made of wood or plastic plate. Protruding portions 51a and 52a incorporating cushion materials such as these are provided so as to focus on the front portion of the top plate t.

JP 2005-297980 A

  However, the packaging structure as described above has a problem that it is difficult to cover the upper cap 52 while holding the four long and unstable protective support columns 53 in an upright state.

  Further, since corrugated cardboard and paper tubes are used as the packing material, there is a problem that costs are increased.

  Therefore, an object of the present invention is to improve the packaging workability while securing the buffering property and the pressure resistance strength by the buffer material obtained by bending the cardboard.

  In order to solve the above problems, a cardboard cushioning material according to the present invention comprises a main body fitted from the side to an article to be packed and a reinforcing body that reinforces the main body, and the main body has both side portions at the lower end of the outer plate. Open and sequentially connect the bottom plate and the inner plate, stand up from the bottom plate so that the outer plate and the inner plate face each other, and connect the outer end plate and the inner end plate to the both side ends of the outer plate and the inner plate, respectively. The outer end plate and the inner end plate are bent so as to face each other to form a pair of groove-shaped recesses, and an end lid piece is passed between the upper end of the outer end plate and the inner end plate, and the shape is retained. The body is constructed by connecting blades on both sides of the middle back plate and bending it in a U-shape so that both blade plates face each other from the middle back plate. The blade is passed between the outer plate and the inner plate, the bottom plate is placed on the top plate of the article, and the standing wall of the article is It had to plug into Jo recess.

  Further, a cover plate is passed between the outer plate and the upper end of the inner plate, a bent piece extending from the tip of the cover plate is bent downward, and the bent piece and the reinforcing body are engaged with each other by inserting a slit. It was.

  Further, the both side portions and the outer end plate of the outer side plate are extended below the bottom plate to form a guard portion that covers the corner of the top plate of the article.

  The cardboard cushioning material according to the present invention has a bottom plate placed on the top plate of the article to be packed and a pair of groove-like recesses into which the standing wall of the article is inserted. Since the main body, which is stable and self-supporting simply by being fitted, is reinforced with a U-shaped reinforcing body, a packaging structure having excellent shock-absorbing properties and pressure-resistant strength can be obtained.

  Moreover, when a cover plate is provided on the main body and the bent piece at the tip thereof is engaged with the reinforcing body, the form is further stabilized and the buffering property is improved.

  Further, if the corners of the top plate of the article are covered with the guard portions obtained by extending the both side portions of the outer side plate and the outer end plate downward, the protection of the top plate which is easily damaged is improved.

The perspective view which shows the usage condition of the cushioning material made from corrugated board concerning embodiment of this invention The exploded perspective view which shows the assembly process of the main body and reinforcement body of a shock absorbing material same as the above The perspective view which shows the meshing state of the main body and reinforcement body of a shock absorbing material same as the above The perspective view which shows the assembly state of a shock absorbing material same as the above from the inside The perspective view which shows the assembly state of a buffer material same as the above from the outside The figure which shows the blank of the cushioning material same as the above The exploded perspective view which shows the packing structure of the conventional vanity

  Embodiments of the present invention will be described below with reference to the accompanying drawings.

  As shown in FIG. 1, the cushioning material P is fitted to the upper part of the vanity S from both the left and right sides. As shown in FIG. 2, one main body 1, three reinforcing bodies 2, Consists of The main body 1 and the reinforcing body 2 are formed from a thick cardboard blank as shown in FIG.

  In the blank of the main body 1, the bottom plate 4 and the inner plate 5 are sequentially provided with both sides at the lower end of the outer plate 3, and each side end of the outer plate 3 and the inner plate 5 has a notch that reduces bending resistance. An outer end plate 6 and an inner end plate 7 are connected to each other through a lead rule.

  An end cover piece 8 and a bent piece 9 are connected to the upper end of the outer end plate 6, and a widening engagement piece 7 a is formed at the upper part of the inner end plate 7, and an engagement hole is provided in the bent piece 9. 9a is provided. Further, a locking projection 7b is provided at the tip of the inner end plate 7, and a locking hole 3a is provided at both sides of the outer plate 3 with a gap from both side ends.

  A lid plate 10 and a bent piece 11 are sequentially connected to the upper end of the outer plate 3 in accordance with the widths of the bottom plate 4 and the inner plate 5, and the inner plate 5 and the bent piece 11 are connected to the reinforcing body 2. The meshing slits 5a and 11a are respectively inserted from the tips.

  Both side portions of the outer plate 3 and the outer end plate 6 extend downward from the boundary between the outer plate 3 and the bottom plate 4, and a guard portion 12 is formed in the extended portion. Further, two foot pieces 4 a are extended on the bottom plate 4 by cutting into the inner plate 5.

  On the other hand, in the blank of the reinforcing body 2, the wing plate 22 is continuously provided on both side ends of the inner back plate 21 through a notched lead ruler that reduces bending resistance, and slits 22 a are provided at the lower end and the upper end of the wing plate 22. , 22b are respectively inserted. The lower end of the outer portion of the blade 22 from the slit 22a is shorter than the inner portion.

  Moreover, in the blank of the main body 1 and the reinforcing body 2, the step direction in which the strength of the cardboard is large is directed in the vertical direction.

  In order to assemble the cushioning material P from such a blank of the main body 1 and the reinforcing body 2, as shown in FIG. 2, first, in the blank of the main body 1, the outer plate 3 and the inner plate 5 are opposed to each other from the bottom plate 4. Stand up. At this time, the foot piece 4 a protrudes from the inner plate 5.

  Next, the outer end plate 6 and the inner end plate 7 are bent so as to face each other, and the locking projections 7b are engaged with the locking holes 3a to form a pair of groove-shaped recesses 13.

  Thereafter, the end cover piece 8 is bent so as to pass from the outer end plate 6 to the inner end plate 7, the bent piece 9 is bent along the inner surface of the inner end plate 7, and the engaging piece 7a is engaged with the engaging hole 9a. When pushed in, the basic assembly shape of the main body 1 is maintained.

  Further, in the blanks of the three reinforcing bodies 2, both the blade plates 22 are bent in a U shape so as to face each other from the middle back plate 21.

  Then, as shown in FIG. 3, each reinforcing member 2 is inserted into the main body 1 from above, and the slit 5 a of the inner plate 5 and the slit 22 a at the lower portion of the blade plate 22 are inserted into each other. 2 is meshed. In this state, the inner back plate 21 extends along the inner surface of the outer plate 3, the blade plate 22 extends over the outer plate 3 and the inner plate 5, and the tip of the blade plate 22 protrudes from the inner plate 5.

  Finally, as shown in FIGS. 4 and 5, the cover plate 10 is folded so as to pass from the outer plate 3 to the inner plate 5, and the slit 11 a of the bent piece 11 and the upper slit 22 b of the wing plate 22 are mutually connected. When inserted, the assembly of the cushioning material P is completed.

  When packing the vanity S using the cushioning material P assembled in this way, the bottom of the vanity S is inserted into a tray-like cardboard cap, and the top plate t of the vanity S is When the bottom plate 4 is placed on the side edge and the side edge of the standing wall w of the vanity S is inserted into the groove-shaped recess 13, the cushioning material P is supported by the bottom plate 4 and the foot 4a contacting the top plate t. Stable and independent even if you do n’t have any trouble.

  Moreover, since the buffer material P provided the groove-shaped recessed part 13 in the both sides, the thing of the same shape can be used for both the left and right sides of the vanity S.

  Thereafter, a tray-like corrugated cardboard cap is placed on the upright wall w of the vanity S and the cushioning material P, and a band such as polypropylene is hung and bound over the upper and lower caps to complete the packaging.

  When packed in this way, the cushioning material P fitted to the left and right sides of the vanity S is reinforced with a U-shaped reinforcing body 2 in the shape-maintained body 1, so that a paper tube protective column is used. Even if it does not do, it can be set as the packing structure which has the outstanding pressure | voltage strength which can endure stacking, and was excellent also in the buffering property.

  The top plate t of the bathroom vanity S is generally made of earthenware that is easily broken when bumped and protrudes somewhat forward from a cabinet c made of wood or plastic, but both sides of the outer plate 3 and outer end plates 6 are provided. Since the corner portion of the top plate t of the bathroom vanity table S is covered and protected by the guard portion 12 extending downward, the edge of the corrugated cardboard having a sharp edge does not come into contact with the bathroom vanity table S. It can be transported to the construction site without damaging the vanity S.

  In the above embodiment, the end cover piece 8 extends from the outer end plate 6. However, the end cover piece 8 extends from the inner end plate 7, and the front end side is locked to the outer end plate 6. May be.

  Further, the reinforcing body 2 is inserted into the slit 5a of the inner plate 5. However, the reinforcing body 2 may be inserted into the slit provided in the outer plate 3 in the reverse direction, and in this case, the lid plate 10 may extend from the inner plate 5 instead of from the outer plate 3.

  Further, the lid plate 10 may be omitted. In this case, the inner back plate 21 of the reinforcing body 2 is positioned outside the main body 1, and the blade plate 22 is formed in a slit provided on both the outer plate 3 and the inner plate 5. The main body 1 and the reinforcing body 2 may be engaged with each other.

  Further, the main body 1 has slits in the lower half of the outer plate 3, the bottom plate 4 and the lower half of the inner plate 5, and the reinforcing body 2 has slits in the upper half, Even when the slits of the reinforcing body 2 are inserted from below, since the main body 1 and the reinforcing body 2 are both placed on the top plate t of the vanity S during packing, the reinforcing body 2 does not fall down downward. .

P Buffer material 1 Body 2 Reinforcing body 3 Outer plate 3a Locking hole 4 Bottom plate 4a Foot piece 5 Inner plate 5a Slit 6 Outer end plate 7 Inner end plate 7a Engaging piece 7b Locking projection 8 End lid piece 9 Bending piece 9a Engagement hole 10 Cover plate 11 Bending piece 11a Slit 12 Guard portion 13 Groove-shaped recess 21 Center back plate 22 Wing plates 22a and 22b Slit S Vanity t Top plate w Standing wall c Cabinet

Claims (3)

  It consists of a main body (1) that fits into the article to be packed from the side, and a reinforcing body (2) that reinforces the main body (1), and the main body (1) has a bottom plate (4) with both sides opened at the lower end of the outer plate (3). And the inner plate (5) are successively arranged, and the outer plate (3) and the inner plate (5) are erected from the bottom plate (4) so as to face each other. An outer end plate (6) and an inner end plate (7) are connected to each end, and the outer end plate (6) and the inner end plate (7) are bent so as to face each other, and a pair of groove-shaped recesses (13 ), And an end cover piece (8) is passed between the upper ends of the outer end plate (6) and the inner end plate (7) and retained, and the reinforcing body (2) ) And blades (22) are connected to both ends of the main body (1) and the reinforcing body (2). 2) are engaged with each other by insertion of the slits (5a, 22a), the blade piece (22) is passed to the outer plate (3) and the inner plate (5), and the bottom plate (4) is placed on the top plate of the article. Put the goods Cardboard cushioning material and the upright wall to plug into the groove-like recess (13).   The cover plate (10) is passed between the upper ends of the outer plate (3) and the inner plate (5), the bent piece (11) extending from the tip of the cover plate (10) is bent downward, and the bent piece (11 And the reinforcing body (2) are engaged with each other by insertion of the slits (11a, 22b).   The both sides of the outer plate (3) and the outer end plate (6) are extended downward from the bottom plate (4) to form a guard portion (12) covering the corner of the top plate of the article. 2. A cardboard cushioning material according to 2.

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