JP3333161B2 - Packaging containers - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a packaging container,
The present invention mainly relates to containers for packaging marine products and marine products, for example, fish such as salmon.

[0002]

2. Description of the Related Art Conventionally, as this kind of packaging container, for example, as described in Japanese Utility Model Application Laid-Open No. 5-77019, a plurality of containers integrally formed of cardboard and having an open upper surface are disclosed.
Lid closed and a lid member for closing an upper opening of the uppermost container body, wherein the upper opening surface of each stacked container body and the top of the container body in a state with the container body, the stacked plurality of the container body of It is composed of a packing band that is wound around the body and tightly packed.

[0003] Both side plates of the container main body are bent from the opposite side edges of the bottom plate portion to each other, and each upper side edge of the both outer side plate portions is bent to the inside of each of the outer side plate portions. Formed on both inner surface side plate portions, and polymerized adhesive pieces bent from each lower edge of the both inner surface side plate portions are respectively polymerized on both side portions of the bottom plate portion and adhered with an adhesive, and the bottom plate portion is formed. opposite from both ends edges to the upper flange of the end plates formed by bending the respective engaging projections projecting upward respectively, to both edges of the bottom plate of the container body of the lower portion of a stack of the container body A configuration is employed in which engagement holes with which the engagement protrusions are engaged are formed.

[0004]

However, in the configuration described in the above-mentioned publication, both side plates of the container main body are formed by superimposing adhesive pieces bent from respective lower edges of both inner side side plate portions on both side portions of the bottom plate portion. The stacked container main bodies are stacked and adhered, and the engaging projections protruding from the upper edges of the both end plates of the stacked container main body are engaged with the engagement holes formed at both end edges of the bottom plate portion of the container main body. The structure prevents the displacement of the container body, and the structure for preventing the displacement of the container body and the assembly structure of the container body are formed separately.

Further, when the upper opening surface of the container body is closed with the lid, the lid collides with both engaging projections projecting from the upper edges of the both end plates of the container body. When the packing band is wound around the container body and the lid body with the upper surface of the container body closed and the package is tightened, both ends of the lid body are bent at both engagement projections in a state of warping, and the appearance is impaired. In addition, there is a problem that it is troublesome to remove both engaging projections in order to prevent both ends of the lid from warping.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and provides a packaging container capable of improving the assemblability of a container body and preventing the stacked container bodies from shifting and moving. It is intended for.

[0007]

According to a first aspect of the present invention, there is provided a packaging container comprising: a container body integrally formed with a bottom plate, both side plates and both end plates by corrugated cardboard; A lid body for closing an upper surface opening surface of the container body, wherein the both side plates of the container body are respectively bent from the opposite side edges of the bottom plate portion, and the outer side plate portions, and each upper side edge of the both outer side plate portions. Each of the inner side plate portions is formed by bending both inside side plate portions inside the both outer surface side plate portions, and engagement projections formed at lower end portions of the both inner surface side plate portions are formed along both side edges of the bottom plate portion. The lid is inserted into the insertion holes and projected downward, respectively.
The container formed by a back plate portion fixed to the back surface of the portion
A lid plate that closes the top opening of the main unit, and the surface of this lid plate
Bent down from the opposite sides of the plate
Cover pieces contacting the outer surfaces of both outer side plates of the container body
And a side plate and a back plate on both sides of the front plate portion of the lid plate portion.
The upper edges of both side plates of the container body are fitted with both side edges of the portion.
A mating recess is formed, and both side edges and back
Before stacking on this lid plate between both sides of the face plate
Engagement holes for engaging the engagement projections of both inner side plates of the container body
Are formed respectively .

Then, both outer side plate portions are bent upward at right angles from opposite side edges of the bottom plate portion, and both inner side plate portions are respectively bent downward from respective upper edges of the both outer side plate portions. Bend so as to be in contact with the inside of the outer side plate, and insert the engaging projections formed at the lower ends on both sides of both inner side plates into the through holes formed along both sides of the bottom plate In this manner, both outer side plates and both inner side plates form side plates of the container body at opposite side edges of the bottom plate.

The engagement projections formed at the lower ends of the inner side plates are inserted downward into the insertion holes formed along both side edges of the bottom plate, and are projected downward. The lower end portions of the inner side plate portions are respectively held at opposite side edges of the bottom plate portion by the both engaging projections of the inner side plate portions, and the inner side plate portion and the outer side plate portions are respectively located with respect to the bottom plate portion. And held in a state of being bent at right angles.

[0010] Then, when Ru covered with a lid to the container body, the lid
Are fitted to the upper edges of both side plates of the container body, the upper surface formed on the container body is closed by the lid, and the lid moves in both directions of the container body and comes off. To
To prevent.

When the container main body is stacked on the lid plate portion of the lid placed on the container main body with the orientation of the container main body aligned, the insertion through the two insertion holes of the container main body located above the lid placed on the lower container main body. The protruding engagement projections are engaged with each other, and the stacked container bodies are positioned by the engagement projections and the engagement holes, so that the stacked packaging containers can be prevented from collapsing.

Further , a lid is put on the container body, and the lid is
The top opening formed on the container body is closed by the lid plate.
And from the opposite sides of the lid
By bending downward, both cover pieces
The outer surfaces of the outer body side plate portions of the container body are in contact with each other.

Further , a lid plate portion of a lid of the packed packaging container.
Align the container body of the packaging container
When overlapped, both engagements of the lid plate of the packaging container located below
Both protruding from both insertion holes of the container body located above the hole
The engagement protrusions are respectively engaged, and the engagement protrusions and the engagement holes are provided.
When the stacked packaging containers are securely positioned
In both cases, the packaging container located in the upper part is located in the lower part.
Moving on the lid plate of the lid of the packaging container
And ensure that stacked packaging containers collapse
Can be prevented.

According to a second aspect of the present invention, there is provided the packaging container according to the first aspect, wherein the back surface forming the lid plate portion of the lid is provided.
The edges of both ends of the plate are formed at both ends of the top opening surface of the container body.
It comes into contact with the edge of the formed end plate.

When the lid is put on the container body , the lid
The fitting recess of the body is fitted to the upper edges of both side plates of the container body
The lid moves in both directions of the container body and comes off
At the edges of the back plate of the lid.
Of the end plate formed at both ends of the top opening surface of the container body
The lid comes into contact with the edge, and the lid moves
To prevent occupation.

The packaging container according to claim 3, wherein the claim 1 or
In packaging containers of other 2, forming a lid plate portion of the lid
A notch engaging recess for engaging the engaging protrusions of both inner side plate portions of the container body stacked on the cover plate portion in a direction orthogonal to the cover plate portion on the cover plate portion at an intermediate portion of both side edges of the back plate portion to be formed. Each is formed.

Then, the packed packaging containers are arranged in parallel in the same direction in a state where the outer side plates of the side plates are in contact with each other,
When the packaging containers packed on the lid plate portion of the lid of these packed packaging containers are stacked with the orientation changed in the orthogonal direction, the lids of the packaging containers located at the lower part and arranged in parallel in the same direction are obtained. The engagement projections projecting from the two insertion holes of the container body located at the upper portion are engaged with the notch engagement recesses of the plate portion.

Further, the packaging containers stacked in the orthogonal direction are reliably positioned by the engagement projections and the notch engagement recesses, and the packaging container located at the upper portion is located at the lower portion. It does not shift on the lid plate portion of the lid of the container, and it is possible to reliably prevent the stacked packaging containers from collapsing.

The packaging container according to the fourth aspect is the first aspect.
In the packaging container according to any one of the chairs 3 ,
Both side plates of the container main body are provided between the inner surface side plate portion and the outer surface side plate portion, and at least one end portion has a reinforcing plate having an end plate reinforcing portion that overlaps with both end plates facing the container main body, The reinforcing plate has a lower edge portion provided with an engagement projection projecting downward through an insertion hole formed in both side edges of the bottom plate portion.

By arranging a reinforcing plate between the inner side plate portion and the outer side plate portion, the reinforcing plate increases the strength of both side plates of the container body against the load of the stacked packaging containers.

Further, by overlapping the end plate reinforcing portions of the reinforcing plate on the opposite end plates of the container body, the opposite end plates of the container main body at the end plate reinforcing portions are strong against the load of the stacked packaging containers. Is enhanced.

Further, the engaging projections projecting from the lower edge of the reinforcing plate are inserted into the insertion holes formed on both side edges of the bottom plate and project downward to thereby lower the reinforcing plate. The engaging projections projecting from the edges are engaged with the engaging holes or the notch engaging recesses formed in the lid, and the stacked packaging containers are more reliably positioned by the engaging projections. It is possible to prevent the displacement with the movement.

[0023]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the accompanying drawings.

1 to 3, reference numeral 1 denotes a packaging container. The packaging container 1 is formed integrally with a cardboard 2 and has an open top surface. The container body 3 includes a lid 5 that closes an upper opening surface of the container body 3, and a packing band 6 that is wound around the container body 3 and the lid body 5 that closes the upper surface opening surface of the container body 3.

As shown in FIG. 3, the corrugated cardboard 2 is cut into a substantially rectangular shape in plan view in a size to form the container body 3, and the corrugated cardboard 2 has opposite long sides on both sides. A rectangular bottom plate 9 is formed by the edge 7 and the opposite side edges 8 on the shorter side. Folds are formed along both side edges 7 and both end edges 8 of the bottom plate portion 9, respectively. Then, the length L ₁ of both Gawahen'en 7 of the bottom plate portion 9 are substantially twice the length of the length L ₂ of the ends edge 8.

As shown in FIG. 3, through holes 10 are formed in the left and right portions of the bottom plate 9 along both side edges 7 so as to be deviated from the center to both ends. Insertion holes 10 formed in both side edges 7 of the bottom plate portion 9 are respectively formed in intermediate portions between the center portion of the both side edges 7 and both left and right ends of the both side edges 7.

As shown in FIG. 3, the corrugated cardboard 2 has an outer side plate 11 which is bent from the both sides 7 on both sides 7 of the bottom plate 9, and both outer sides 11. In the bent state, the inner side plate portions 13 which are bent from the upper edges 12 of the both outer side plate portions 11 to the inside of the both outer side plate portions 11 and abut on the inner surfaces of the outer side plate portions 11 are integrally formed. Have been.

The two outer side plate portions are provided on the left and right portions of the continuous portion between the outer surface side plate portions 11 and both side edges 7 of the bottom plate portion 9.
The right and left insertion holes 10 are respectively formed by engagement projections 14 which are cut and raised downward when the 11 is bent.

In the state where both inner side plate portions 13 are bent, the insertion holes of the left and right portions are formed at the lower left and right ends of both inner side plate portions 13.
Engagement projections 15 that are inserted through and protrude downward are formed respectively. Further, narrow upper surface opening edges 12a are formed at upper edges 12 of both outer surface side plate portions 11 at parallel folds 16 in a state where the outer surface side plate portions 11 are bent.

Further, a plurality of cold air inflow holes 17 through which cold air flows into the container body 3 in a state where the container body 3 is assembled are respectively opposed to the both outer side plate portions 11 and both inner side plate portions 13. Is formed.

As shown in FIG. 3, the corrugated cardboard 2 is provided with folds 18 formed at both ends in the left-right direction of the both inner side plate portions 13 so as to be located on an extension of the both side edges 8. The engagement plate portions 19 are respectively formed continuously, and the engagement plate portions 19 are bent so that a notch recess
20 are formed respectively. Also, the inner side plates
The engagement plate 19 formed at one end of the inner plate 13 has cut grooves 21 and 21 for engaging with each other, and the engagement groove 19 formed at the other end of the inner surface side plate 13 engages with each other. twenty two,
22 are formed respectively.

Further, as shown in FIG. 3, an engagement plate portion 24 is formed at both ends in the left-right direction of the outer surface side plate portions 11 through folds 23 formed on the extension of the both end edges 8. Each is formed continuously.

As shown in FIGS. 1 and 4, the outer side plate 11 is bent from the opposite side edges 7 of the bottom plate 9, and the upper side edge 12 of each of the outer side plates 11 is formed from the upper side 12. The both side plates 25 of the container body 3 are formed by the both inside side plate portions 13 bent inside the both outside side plate portions 11,
In the state in which both side plates 25 are bent and formed, engaging projections 15 formed on the left and right lower end portions of both inner side side plate portions 13 are insertion holes formed in the left and right portions along both side edges 7 of the bottom plate portion 9. It is inserted through 10 and protrudes downward. Also,
In this state, the engagement protrusions 14 formed at the lower left and right ends of the outer surface side plate portions 11 are respectively lowered to the positions of the insertion holes 10 formed at the left and right portions along both side edges 7 of the bottom plate portion 9. It is projected toward.

The engagement plate 19 formed at one end of each of the inner side plates 13 is separated from the bottom plate 9 by a fold 18.
Are bent at right angles on both side edges 8 of the pair, and the engagement grooves 19 formed on both engagement plate portions 19 are engaged with each other, so that the two engagement plate portions 19 It is held in a bent state, and one end of both side plates 25 is supported by the engagement plate 19 at one end of both inner side plates 13.

Further, both engagement plate portions 24 formed at one end of the outer surface side plate portions 11 are bent from the folds 23, respectively, so that both engagement plate portions 19 formed at one end portions of the inner surface side plate portions 13 are formed.
Abuts the outer surface of the

As shown in FIG. 5, the engagement plate portions 19 formed at the other end portions of the inner side plate portions 13 are bent at right angles from the folds 18 onto the both side edges 8 of the bottom plate portion 9, respectively. At the same time, by engaging the cut grooves 22 formed in the both engagement plate portions 19 with each other, the two engagement plate portions 24 formed at both end portions of the both outer surface side plate portions 11 are respectively bent from folds 23 to The two abutment plate portions 19 abut on the outer surfaces of the two engagement plate portions 19 formed at the other end of the inner surface side plate portion 13, and the two engagement plate portions 19 are held in a state of being bent at right angles on both end edges 8. The other end portions of both side plates 25 are supported by the engagement plate portion 19 at the other end portion of the inner surface side plate portion 13.

Next, as shown in FIGS. 3 and 4, both side plates 25 of the container body 3 are disposed between the inner surface side plate portion 13 and the outer surface side plate portion 11, and the container body 3 Reinforcing plate 28 having an end plate reinforcing portion 27 overlapping with both end plates 26 opposed to each other
Are provided.

One of the reinforcing plates 28 has the end plate reinforcing portion 27 formed at one end through a fold 29, and the other reinforcing plate 28 has the other end at the other end. It has the end plate reinforcing portion 27 formed through a fold 29.

The lower edges of the reinforcing plates 28 are located between the engaging projections 14 and 15 formed on the left and right portions of the inner side plate 13 and the outer side plate 11, respectively. Engaging projections 30 that are inserted into the holes 10 and protrude downward are provided on the left and right portions, respectively.

Further, the two reinforcing plates 28 are provided with a plurality of cold air inlet holes formed in the both inner side plate portions 13 and both outer side plate portions 11 communicating with each other in a state where the both side plates 25 of the container body 3 are assembled. The cold air inflow holes 31 are formed opposite to each other.

Then, as shown in FIG.
The reinforcing plates 28 are respectively arranged inside the both outer surface side plate portions 11 bent from the opposing side edges 7, and the cool air inflow holes 31 formed in the both reinforcing plates 28 are connected to the both inner surface side plate portions 13. The inner side plate portions 13 are bent from the upper edges 12 of the outer side plate portions 11 to the insides of the reinforcing plates 28, respectively, in accordance with the respective cool air inlet holes 17 formed in the outer surface side plate portions 11. In a state where the two reinforcing plates 28 are overlapped between the two inner surface side plate portions 13 and the two outer surface side plate portions 11, the engaging protrusions 15 of the outer surface side plate portions 11 and the engaging protrusions 30 of the two reinforcing plate 28 To the bottom plate 9
A reinforcing plate 28 is disposed between both inner side plate portions 13 and both outer side plate portions 11 by being inserted into both insertion holes 10 formed along both side edges 7 and projecting downward. The two side plates 25 of the container body 3 thus assembled are assembled, and the engaging projections 14 of both outer side side plate portions 11 are overlapped on the outer surfaces of the engaging projections 30 of both reinforcing plates 28.

Further, an end plate reinforcing portion 27 formed at one end of one of the reinforcing plates 28 is bent from a fold line 29 so as to be brought into contact with the outer surface of the engaging plate portion 19 at one end of the inner side plate portion 13 engaged with each other. The engaging plate 24 at one end of the outer side plate 11 abuts on the outer surface of the end plate reinforcing portion 27 formed at one end of the one reinforcing plate 28.

As shown in FIG. 5, the other reinforcing plate 28
The end plate reinforcing portion 27 formed at the other end of the inner side plate portion 13 is bent from the fold line 29 so as to abut against the outer surface of the opposite engaging plate portion 19 at the other end portion of the inner side plate portion 13 engaged with each other, and the other reinforcing plate 28 The opposite engaging plate 24 at the other end of the outer surface side plate 11 abuts on the outer surface of the end plate reinforcing portion 27 formed at the other end of the outer plate.

Next, as shown in FIG. 3, the corrugated cardboard 2 is attached to the opposite end edges 8 of the bottom plate portion 9.
26 are formed continuously. The end plates 26
Are engaging plate portions formed at both end portions of the both outer surface side plate portions 11.
24, and a contact end plate portion 32 contacting the outer surface of the
Are formed continuously through a fold 33 as shown in FIGS.
As described above, the end plate portions 34 abutting on both ends of the upper edge 12 of the both side plates 25 located at both ends of the upper opening surface of the container body 3.
And a back plate 36 which is formed on the end plate 34 via a fold 35 parallel to the fold 33 and is in contact with the back surface of the end plate 34.

The two contact end plate portions 32 are formed so that they can be bent from the folds at both edges 8 of the bottom plate portion 9.

Further, the both end plate portions 34 are formed continuously at both side end portions via folds 38, and are disposed between both end portions of the both inner surface side plate portions 13 and both end portions of the reinforcing plate 28 from above. Each has an insertion protruding piece 39 to be inserted, and these insertion protruding pieces 39 are formed to be bendable from the folds 38, respectively.

Further, the both back plate portions 36 are provided with engaging projections 41 which engage with the notched recesses 20 formed on the engaging plate portions 19 at both ends of the both inner side plate portions 11 from both sides of the outer edge. Each is protruding.

Then, the two contact end plate portions 32 are bent at right angles from the folds of the both side edges 8 of the bottom plate portion 9, and the both contact end plate portions 32 are connected to the both outer side side plate portions 11.
Abut on the outer surfaces of the engagement plate portions 24 formed at both ends of the first plate.

The back plate 36 is bent from the fold 35 between the both end plate portions 34 toward the back surface of the end plate portion 34 so that the back plate portion 36 contacts the back surface of the end plate portion 34, respectively. The insertion protruding pieces 39 of the both end plate portions 34 are bent from the folds 38, respectively, and the both end plate portions 34 are bent from the folds 33, respectively.

Then, both the insertion protrusions 39 of the both end plate portions 34 are formed.
Are inserted from above from both ends of the inner surface side plate portion 13 and both ends of the reinforcing plate 28, the both end plate portions 34
The two end portions of the rear plate portion abut against both end portions of the upper edge 12 of the both side plate 25, and the both engaging projections 41 of the back plate portion 36 are engaged with the cut grooves 22 formed in the both engaging plate portions 19, respectively. Thereby, the both end plates 26 are assembled on the both side edges 8 of the bottom plate 9 with the two contact end plate portions 32, both end plate portions 34, and both back plate portions 36.

Therefore, the bottom plate 9 formed in the rectangular shape and the both side plates formed on both side edges 7 of the bottom plate 9 are provided.
The container body 3 having an open upper surface is formed by the end plate 25 and both end plates 26 continuously formed on both end edges 8 of the bottom plate portion 9 at both end portions of the both end plates 25.

Next, as shown in FIG. 4 and FIG.
42 are located. The insole cardboard 42 includes an insole bottom plate 43 disposed on the bottom plate 9 formed in the container body 3,
It has an insole-side plate portion 44 that comes into contact with the inner surface of the inner-side plate portion 13 of both side plates 25 formed on the container body 3. The insole bottom plate 43 is formed in a rectangular shape.

The insole side plate portion 44 is bent at substantially right angles from both side edges 45 of the insole bottom plate portion 43. Further, the container body 3 is provided on both the insole side plate portions 44.
A plurality of cool air inflow holes 46 respectively communicating with the plurality of cool air inflow holes 17 of both side plates 25 formed are formed.

Further, at both ends of the both insole side plates 44, there are formed contact pieces 48 which are bent obliquely in a direction approaching each other. The inner surfaces of the inner side plates 13 formed with 25 are in contact with the inner surfaces of both ends.

The insole bottom plate 43 is disposed on the bottom plate 9 of the container body 3,
The insole cardboard 42 is placed in the container body 3 in a state where the insole side plates 44 are in contact with the inner surfaces of the inner side plates 13 respectively.

Next, as shown in FIGS. 4 and 6, in the container main body 3, there is provided a container mounting plate 49 which is located on the insole bottom plate 43 and formed in a rectangular shape by cardboard. Are located.

Next, as shown in FIG. 1, FIG. 2 and FIG. 6, the lid 5 has a rectangular lid plate portion 50 for closing the upper opening surface formed in the container body 3, A cover piece 52 is provided, which is bent downward from both opposing edges 51 of the portion 50 and abuts against the outer surfaces of both outer side plates 11 of the container body 3.

Further, the right and left sides of both side edges 51 of the cover plate 50 are aligned on the cover plate 50 in the same direction as the cover plate 50.
E stacked engagement projections of both the inner surface side plate portion 13 of the container body 3
15 and the engaging projection 14 of both the outer surface side plate portion 11 of the container body 3 reinforcing plate
Engagement holes 53 for respectively engaging the 28 engagement protrusions 30 are formed.

The direction perpendicular to the cover plate 50 is aligned with the cover plate 50 at an intermediate portion between both side edges 54 of the cover plate 50.
E stacked engagement projections of both the inner surface side plate portion 13 of the container body 3
15 and the engaging projection of the engaging projection 14 and the reinforcing plate 28 of both the outer surface side plate portion 11
Notch engaging recesses 55 and 56 that engage with 30 are formed, respectively.

The edges 51 on both sides of the cover plate portion 50 are formed to be approximately twice as long as the edges 54 on both ends,
The engaging holes 53 are formed at intermediate portions between the center of the both sides 51 and both ends of the both sides 51 in the left-right direction.

The notch engaging recesses 55, 56 are located on both sides of the engaging projection 61, leaving an engaging projection 61 at the center of the both edges 54. Are formed respectively.

[0062] Then, arranging two of the packaging container 1 to each other of the outer surface plate portion 11 oriented in the same direction assortment parallel shape example while abutting, the on lid 5 of the packaging container 1 Lid plate 50
When the packaging containers 1 are stacked while being turned in the direction perpendicular to the direction, the engaging projections 14, 15, 30 of the container body 3 located at the upper portion are stacked.
Is engaged with the notch engagement recess 56 of the lid plate 50 of the packaging container 1 while the engagement projections 14, 15, 30 of the container body 3 located above are It is designed to engage with the notch engaging recess 55 of the lid plate portion 50 of the other packaging container 1 located at the portion.

As shown in FIGS. 2, 7 and 8, the cover plate portion 50 has a rectangular surface plate portion 57, and is fixed to the back surface of the surface plate portion 57. The back plate 58 is formed in a smaller rectangular shape.

As shown in FIG. 2, the surface plate 57 is formed at both ends of the surface plate 57 at positions where the container body 3 and the lid 5 are packed by the packing band 6. Each of the design holes 59 has a shape larger than the width of the packing band 6, and one of them has a shape to be packaged, for example, a fish shape when packing fish, On the other hand, the shape of the fish production area, for example, the shape of the landform of Hokkaido, and the shape of the object to be packaged, for example, the shape of the fish when packing fish, or the place of production of this fish, for example, the landform of Hokkaido Is formed to imitate the shape or the like of the mold.

As shown in FIGS. 2 and 8, the design hole 59 is formed in a back plate portion fixed to the back surface of the front plate portion 57.
The lower surface is closed at 58, and the design hole 59 and the back surface plate portion 58 closing the lower surface of the design hole 59 form a hand insertion recess 60 for inserting a hand or a hand key.

The two cover pieces 52 are provided on the surface plate.
Each of the projections 57 protrudes downward from both side edges 51.

Next, both side edges 62 of the back plate portion 58
As shown in FIGS. 1, 7 and 8, the cover plate portion 50 is separated inward from both side edges 51, and is located between the two side edges 51 and the two side edges 62 so as to be engaged. Holes 53 are respectively formed, and fitting recesses 63 for fitting the upper edges 12 of both side plates 25 of the container body 3 are formed by the both side edges 51 and the both side edges 62, respectively.

As shown in FIGS. 1, 7 and 8, the notch engaging recesses are formed at both edges 64 of the back plate portion 58.
55 and 56, which are spaced inward from the upper surface of the container body 3
It is formed opposite to a position where a contact portion 65 that comes into contact with the end plate portion 34 formed at both ends is left, and the both end edges 64 come into contact with the edge portion of the end plate portion 34. ing.

Further, as shown in FIGS. 1, 2 and 7, a lid 5 for closing the upper opening surface of the container body 3 is provided with:
A plurality of cool air inflow holes 66 are formed through the front plate 57 and the back plate 58 of the cover plate 50, respectively, to allow cool air to flow into the container body 3.

Next, the operation of the above embodiment will be described.

Fish, such as salmon, is placed on the container placement plate 49 in the container body 3 to house the fish in the container body 3.

When the lid 5 is put on the container body 3 containing the fish, the fitting recess 63 of the lid 5 is fitted to the upper edge 12 of both side plates 25 of the container body 3, and the lid 5 is closed. In a state where the contact portions 65 on both sides 64 are in contact with the end plate portion 34 of the container body 3, the upper opening surface of the container body 3 is closed by the lid plate portion 50 of the lid 5. The two cover pieces 52 of the lid 5 are in contact with both side plates 25 of the container body 3, that is, the outer surfaces of both outer side plates 11.

The fitting recess 63 of the lid 5 is
Are fitted to the upper edges 12 of both side plates 25, so that the two cover pieces 52 and both side edges 62 of the lid 5 abut on the inner and outer surfaces of the upper edge 12 of the both side plates 25, respectively. 5 is prevented from moving in both directions of the container body 3 and coming off.

Further, the contact portions 65 on both sides 64 of the lid 5 are brought into contact with the end plate portions 34 of the both end plates 26 of the container body 3, so that the rear plate portion 58 of the lid 5 is formed. Both edges 64 abut against the edges of the end plate portions 34 formed on both end plates 26 of the container body 3, and the lid 5
Is prevented from moving toward both ends of the container body 3 and coming off.

Next, in this state, the package body 3 and the cover body 5 whose upper surface opening surface is closed are placed on the container body 3 so as to bridge the design holes 59 formed at both ends of the cover body 5. By winding and tightening the container body 6, the container body 3 and the lid 5 are packed in the packing band 6 as shown in FIG.

The upper edges 12 of both side plates 25 of the container body 3
The two fitting recesses 63 of the lid 5 are fitted to the
The two contact portions 65 of the lid 5 abut against the end plate portions 34 of the both end plates 26, and the two cover pieces 52 of the lid 5 abut against the outer surfaces of both side plates 25 of the container body 3. Container body 3
When the lid 5 is packed in the packing strip 6, the engaging projections 14, 1
Since the protrusions 5 and 30 are formed so as not to protrude upward but to protrude downward, the both ends of the lid 5 do not bend and the appearance can be prevented from being impaired.

Also, design holes formed at both ends of the lid 5
When the container body 3 and the lid 5 are packed in the packing band 6 so as to hang over the container 59, when moving the packed packaging container 1 or stacking a plurality of the packed packaging containers 1, By inserting a hand key or the like into the insertion recess 60 for use, the hand key or the like can be easily hooked on the packing band 6 wrapped around the insertion recess 60 for the hand, and the packed packaging container 1 can be moved. It is easy to stack a plurality of packed packaging containers 1.

Further, when a hand key or the like is hooked on the packing band 6, the lid 5 can be prevented from being damaged by the hand key or the like due to the hand insertion recess 60.

Further, by forming the design hole 59 in which the hook insertion recess 60 is formed in the shape of the shape of a fish, the fish accommodated in the container body 3 can be displayed on the surface of the lid 5. By forming the design hole 59 in the shape of the fish production area, the fish production area can be displayed on the surface of the lid 5, or the design hole 59 can be formed in the shape of a fish form and the fish production area. Can be displayed on the surface of the lid 5 so that the fish, and the locality of the fish can be displayed on the surface of the lid 5.
Recognize the place of origin of fish or fish and the place of origin of this fish,
Not only is it convenient in business, but the design hole 59 becomes a design pattern and the appearance can be improved.

Next, as shown in FIG. 9, a plurality of packaging containers 1 packed in the same direction as the lid plate 50 are sequentially placed on the lid plate 50 of the lid 5 of the packaged packaging container 1. When piled up,
Both engaging holes 53 of the lid plate 50 of the packaging container 1 located at the lower part
The two engaging projections 14, 15, 30 projecting downward from the container body 3 located at the upper part are engaged with each other.
A plurality of packaging containers 1 stacked Allen-Bradley orientation in the same direction is reliably positioned at 4,15,30 and the engagement hole 53.

The packaging container 1 located in the upper portion does not shift on the lid plate portion 50 of the lid 5 of the packaging container 1 located in the lower portion, and the packaging container 1 collapses. Can be reliably prevented.

[0082] Next, as shown in FIG. 10, arranged in parallel form a plurality of packaging containers 1 was packed Allen-Bradley orientation in the same direction an outer surface side plate portion 11 of each other two side plates 25 while abutting When the container body 3 of the packaging container 1 packed by changing its direction in the direction orthogonal to the lid plate portion 50 is stacked on the lid plate portion 50 of the lid body 5 of the packed packaging container 1, and engaging projections projecting downward of the container body 3 located in the upper part in the notch engaging recess 56 of the lid plate portion 50 of one packing container 1 arranged in parallel shape Allen-Bradley orientation in the same direction 14, 15, 30 are respectively engaged.

[0083] Also, located in the upper portion in the notch engaging recess 55 of the lid plate portion 50 of the other packaging container 1 arranged in parallel like Te faces assortment example <br/> in the same direction situated in the lower part The engagement projections 14, 15, 30 projecting downward from the container body 3 thus engaged are respectively engaged.

Then, the packaging containers 1 stacked in the direction orthogonal to each other are reliably positioned by the engaging projections 14, 15, 30 and the notch engaging recesses 55, 56, and are positioned at the upper part. The packed packaging container 1 does not shift on the lid plate portion 50 of the lid 5 of the packaging container 1 located at the lower portion, and it is possible to reliably prevent the stacked packaging containers 1 from collapsing.

Further, by packing the container body 3 and the lid 5 having the upper surface opening surface of the container body 3 closed with the packing band 6, if the packing operation of the container body 3 and the lid 5 is only easy, In addition, since the packed packaging containers 1 can be stacked one by one or moved one by one, the cargo handling work is also easy.

Next, both inner side plate portions 13 and both outer side plate portions 11
And both side plates 25 are formed respectively, and the engaging projections 15 formed at the lower left and right ends of both inner side side plate portions 13 are inserted into the insertion holes 10 formed at the left and right portions along both side edges 7 of the bottom plate portion 9. , The two side plates 25 of the container body 3 can be easily assembled.

Next, a reinforcing plate 28 is disposed between the inner side plate portion 13 and the outer side plate portion 11, and an end plate reinforcing portion 27 formed at the end of the reinforcing plate 28 is attached to the opposite end plate of the container body 3. 26, both sides 25 of the container body 3 are
Further, the strength of the end plates 26 against the load of the stacked packaging containers 1 is increased.

Further, the engagement projection 30 projecting from the lower end of the reinforcing plate 28 is inserted into the insertion hole 10 formed in the side edge 7 of the bottom plate 9 and protrudes downward, so that both sides are projected. The engaging protrusions 30 of the reinforcing plate 28 overlap with the engaging protrusions 14, 15 of the plate 25, and these engaging protrusions 14, 15, 30 are formed in the engaging holes 53 or notches formed in the lid 5. The engagement recesses 55 and 56 are securely engaged. Then, the stacked packaging containers 1 are reliably positioned by the engagement projections 14, 15, and 30.

Further, the insole cardboard 42 whose front and back surfaces are subjected to a water-resistant treatment
Due to the water resistance of the insole bottom plate portion 43 and the insole side plate portion 44, moisture seeps out to the bottom plate portion 9 of the container body 3 and both side plates 25 of the container body 3, and the insole bottom plate portion 43 and the insole side plate portion 44 can be prevented from infiltrating moisture. And insole bottom plate 43
And because the water seeps out of the insole side plate portion 44, and also that the water can be prevented from seeping into the insole bottom plate portion 43 and the insole side plate portion 44, the insole bottom plate portion 43 and the insole side plate portion 44 are caused by the moisture. The insole cardboard 42 having the insole bottom plate portion 43 and the insole side plate portion 44 does not lose its shape.
Can be kept.

When the packed packaging containers 1 are stacked in the same direction and stored in the refrigerator, the container body 3
The cool air surely flows into the container body 3 from the plurality of cool air inflow holes 17 formed in the both side plates 25, and the fish in the container body 3 can be refrigerated with the cool air, thereby preventing the deterioration of the fish quality.

Further, the container bodies 3 of the plurality of packed containers 1 are arranged in parallel in the same direction in a state where the outer side plates 11 are in contact with each other, and are placed on the cover plate 50 of these container bodies 3. when accommodated in the refrigerator stacked container body 3 in which the lid plate portion 50 and the orthogonal direction packaging containers were packed in 1, a plurality of cold air inflow formed on one side of the both side plates 25 of the container body 3 positioned above and below Cool air surely flows into each of the container bodies 3 from the holes 17, and the cold air can cool the fish in the container body 3 and prevent deterioration of the fish quality.

Further, the cool air surely flows into the container body 3 from the plurality of cool air inlet holes 66 of the lid 5. Further, the container bodies 3 of the plurality of packed containers 1 are attached to the outer side plate portions 11 of each other.
Sorting parallel shape to give a direction assortment in the same direction while abutting,
When the container body 3 of the packaging container 1 packed in a direction orthogonal to the cover plate portion 50 is stacked on the cover plate portion 50 of the container body 3 and stored in the refrigerator, the lid member 5 located at the uppermost level is The cool air surely flows into the container body 3 from the plurality of cool air inflow holes 66, and the fish in the container body 3 can be refrigerated by the cool air, thereby preventing the deterioration of the fish quality.

Then, in the plurality of packaging containers 1 packed from the top down, the stacked container bodies 3 formed by the thickness of the packing band 6 in which the container body 3 and the lid 5 are packed.
Through the gap between the cover 5 and the lower cover 5
The cool air surely flows into each of the container bodies 3 from the plurality of cool air inflow holes 66, and the cool air can cool the fish in each of the container bodies 3 and prevent the quality of the fish from deteriorating.

[0094]

According to the first aspect of the present invention, both side plates of the container body can be easily assembled, and both inner side plates projecting downward through the insertion holes at both side edges of the bottom plate portion. The two side plates of the container main body can be reliably supported by the engaging projections, and the assemblability of the container main body can be improved.

When the lid is put on the container body, the lid
The fitting recess is fitted to the upper edges of both side plates of the container body, and this
The top opening surface formed in the container body is closed by the lid,
Prevents the lid from moving off both sides of the container body
it can.

Also, when the container bodies are stacked,
Both engaging projections, which constitute the assembly structure of both side plates of the main body, are
A lid that engages with the insertion hole and closes the top opening of this container body
The container body stacked on the lid plate of the body
The stacked container bodies will not move
And prevent collapse of stacked container bodies.
Container body stacked at the engagement protrusion of the side plate assembly structure
The structure is simplified by also using the structure to prevent
The productivity can be improved simply.

Further, since the two engaging projections project downward from the bottom plate of the container body, when the upper opening surface of the container body is closed with the lid, the two engaging projections become an obstacle. There is no warp, the end portion of the lid does not warp, and the package can be packed with good appearance.

According to the second aspect of the present invention , the lid is attached to the container body.
Cover, the fitting recess of the lid is
By being fitted to the side edges, the lid
To prevent it from moving in the direction
Both edges of the face plate are formed at both ends of the top opening surface of the container body.
The lid abuts against the edge of the formed end plate, and the lid is
Movement in the direction is prevented.

[0099] by the invention of claim 3 lever, can be stacked in different directions the container body in the orthogonal direction, the container body stacked in this state can be reliably positioned, moves shift the stack of container body Therefore, the collapse of the stacked container bodies can be reliably prevented.

[0100] by the invention of claim 4 lever, strength against stacking load side plates of the container body in the reinforcing plate can be enhanced, relative to the container body at the end plate reinforcing portion of the end portion of the reinforcing plate In this case, the end plates can be reinforced to increase the strength of the end plates against the stacking load.

The engagement projections of the reinforcing plate reinforce the engagement projections of both inner side plates, and the engagement projections engage with the engagement holes or notch engagement recesses of the lid. The stacked container bodies can be reliably positioned on the lid plate portion of the lid body with the upper surface opening surface of the container body closed, and the stacked container bodies do not shift and move, and the collapse of the stacked container bodies can be ensured. Can be prevented.

[Brief description of the drawings]

FIG. 1 is a perspective view of a packaging container according to an embodiment of the present invention with a lid opened.

FIG. 2 is a plan view of the packaging container.

FIG. 3 is a plan view showing a state where the container body is unfolded.

FIG. 4 is an exploded perspective view of the container main body in a state where a part of the container main body is folded.

FIG. 5 is a perspective view showing a state in which engagement plate portions at the other end of the inner side plate portion facing each other are engaged with each other;

FIG. 6 is an exploded perspective view of the packaging container in a state where opposing side plates and the other side end plate of the container main body are folded.

FIG. 7 is a rear view of the upper cover.

FIG. 8 is a sectional view of the upper cover.

FIG. 9 is a perspective view showing a state in which a plurality of packaging containers packed as above are stacked in the same direction.

FIG. 10 is a perspective view showing a state in which a plurality of packaging containers packed in the same manner are stacked in an orthogonal direction.

[Explanation of symbols]

2 Corrugated cardboard 3 Container body 4 Corrugated cardboard 5 Lid 7, 51 Both sides 8, 54 Both ends 9 Bottom plate 10 Insertion hole 11 Outer side plate 12 Upper edge 13 Inner side plate 15 Engagement protrusion 25 Both side plates 26 Both end plates 27 End plate reinforcement 28 Reinforcement plate 30 Engagement projection 34 End plate 50 Cover plate 52 Covering piece 53 Engagement hole 55, 56 Notch engagement recess 57 Surface plate 58 Back plate 63 Fit recess

──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int. Cl. ⁷ , DB name) B65D 5/22 B65D 21/02 B65D 85/50 B65D 5/64

Claims (4)

(57) [Claims] 1. A bottom plate, both side plates and both end plates made of cardboard.
Preparative comprising a container body having an open upper surface formed integrally, is formed by cardboard and a lid for closing the upper opening surface of the container main body, each side plate of the container body, opposing both sides of the bottom plate portion The outer side plate portions bent from the edges, and the inner side plate portions bent inside the outer side plate portions from the upper edges of the outer side plate portions, respectively, are formed at the lower ends of the inner side plate portions. The formed engaging projections are inserted into insertion holes formed along both side edges of the bottom plate portion to project downward, respectively , and the lid body includes a front plate portion and a back surface of the front plate portion. Fixed to
The upper surface opening surface of the container body formed by
Opposite sides of the lid plate to be closed and the surface plate of this lid plate
Both sides of the container main body are bent downward from the periphery, respectively.
A cover piece abutting on an outer surface of the outer side plate portion, and both side edges of the front plate portion and both side edges of the back plate portion of the lid plate portion;
And fitting recesses for fitting the upper edges of both side plates of the container body with
Part of the front plate part and both sides of the back plate part
Of the container body stacked on the lid plate between
Engagement holes for engaging the engagement projections of both inner side plates are formed respectively.
A packaging container characterized by being formed . 2. Both ends of a back plate portion forming a cover plate portion of a cover body.
The edges are the edges formed at both ends of the top opening surface of the container body.
2. The packaging container according to claim 1, wherein the container comes into contact with an edge of the part plate . 3. The inner plate of the container body which is stacked on the cover plate in a direction perpendicular to the cover plate at an intermediate portion between the both edges of the surface plate forming the cover plate of the cover. The packaging container according to claim 1 or 2, wherein a notch engaging concave portion for engaging the joint portion is formed. 4. Reinforcing the both side plates of the container body having end plate reinforcing portions disposed between the inner surface side plate portion and the outer surface side plate portion and overlapping at least one end with the opposite end plates of the container body. The reinforcing plate is provided with an engaging projection projecting downward through an insertion hole formed at both side edges of the bottom plate at the lower edge. 1
4. The packaging container according to any one of items 3 to 3 .