JP2006151430A - Paper-made container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a paper-made container capable of consistently connecting and holding a container body and a lid body which are separately prepared without using any adhesive or the like. <P>SOLUTION: The paper-made container comprises a container body 2 having side walls of the predetermined height on its periphery and fitted to each other, and a lid body 11. The container body 2 has a plurality of cuts 8, 8 and 8 in a part of a peripheral edge of a bottom plate 3. The lid body 11 has insertion pieces 16, 16 and 16 which are protruded along a front end edge of the side wall and engaged with the cut 8. The insertion piece 16 is inserted in the corresponding cut 8 of the container body 2, the lid body 11 and the container body 2 are allowed to slide in the transverse direction with respect to each other, each cut formed in the insertion piece 16 is engaged with the side wall of the container body 2, and the opening/closing hinge function is given to each insertion piece 16 to form the paper-made container 1. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

The present invention relates to a paper clothes box, more specifically, a paper clothes box suitable for portable use in a flat rectangular parallelepiped shape for storing Japanese clothes, clothes, etc., and belongs to packaging technology.

  Various products such as confectionery, foods, and miscellaneous goods are stored in paper containers for distribution, display, sales, and storage. These paper packaging boxes have a cubic shape, a rectangular parallelepiped shape, a cylindrical shape or the like according to the product form.

  These paper packaging boxes are usually composed of a container body and a lid, in which the container body and the lid are integrated from a sheet of paper such as paperboard. There are some that are prepared in a separate state, or those in which the container body and lid are prepared separately, and furthermore, the container body and lid prepared separately are joined using an adhesive or the like. There is something that can be used.

  For example, in Japanese Patent Laid-Open No. 2000-326952 (Patent Document 1), as a paper container in which a container main body and a lid are integrally assembled from one blank, the front surface of the container main body extends from the bottom surface of the container main body. The outer front plate, the frame plate, the inner front plate, and the lower front plate that are arranged continuously through a polygonal line are bent in order to form a quadrilateral frame shape, and both sides are connected from the bottom via a polygonal line. There has been proposed a paper container in which a plate, a frame plate, an inner plate, and a lower plate are sequentially bent to form a quadrilateral frame shape in cross section.

On the other hand, in JP-A-9-249223 (Patent Document 2), a main body and a lid are prepared separately, and as a paper container in which the main body and the lid are bonded and connected, a front plate, left and right side plates, The back plate, the bottom plate group, etc., each connected through a crease line, and the box-shaped main body made open, and the lid plate, front cover plate, left and right side cover plates, rear cover plate, etc. Are connected to each other through a crease line, and a lid made into a flat rectangular parallelepiped shape with the lower part opened, and a rear connection piece is connected to the lower side of the rear cover body of the lid through a crease line. Then, this rear connection piece is folded on the inner surface side of the rear cover plate, and the hinge opening and closing is performed by sticking the surface (inner surface side) of the rear connection piece folded on the lid to the upper surface of the rear plate of the main body A paper box of the type has been proposed.
Japanese Patent Laying-Open No. 2000-326952 (Claim 1 and FIG. 1) JP-A-9-249223 (Claim 1 and FIG. 3)

  The paper containers proposed in Patent Documents 1 and 2 have a paper box preparation method in which the main body and the lid are separately prepared, and a method in which the paper container is prepared in an integrated manner. is doing.

  For example, when selling clothes such as clothes and Japanese clothes, the sold clothes and Japanese clothes are often stored in portable paper boxes and provided to customers. At that time, the paper box has a flat rectangular parallelepiped shape with a side of 40 to 80 cm and a depth of 5 to 10 cm. The paper box is manufactured in a state in which the main body and the lid are integrated from a sheet of paper such as paperboard. Boxed. That is, the method described in Patent Document 1 is not practical because the unfolded body before assembling the main body and the lid each occupies a considerable area. In addition, the method described in Patent Document 2 for separately preparing the main body and the lid body is that when the main body and the lid body are integrated, the connection piece and the adhesive provided on the lid body as described above are used. Therefore, since it is necessary to join the two, it is necessary to improve the position of the bonding portion by a method that requires skill and requires considerable concentration in the work.

In view of the present situation, the present invention is a rational method for preparing a paper container such as a flat and cuboid paper costume box that can be used as a costume case, in particular, separately preparing a paper box body and a lid. In addition, the inventors have intensively studied a rational joining method for joining and integrating the two. As a result, the connection piece provided on the lid body is divided into a plurality of convex bodies, a cut is made in the connecting portion with the lid body, and the cut is meshed with the side wall surface of the main body. The present invention has been found and achieved.

That is, the invention according to claim 1 of the present invention is
It has a side wall surface of a required height on each of the four circumferences, and is composed of a container body and a lid body that can be fitted to each other,
One container body has a plurality of cuts in a part of the periphery of the bottom plate,
The other lid body has an insertion piece formed to project along the tip edge of the side wall surface and engageable with the notch,
The insertion pieces of the lid body are inserted into the corresponding cuts of the container body, the lid body and the container body are slid laterally to each other, and the cuts formed in the insertion piece are engaged with the side wall surface of the container body. The paper container is characterized in that each insertion piece is provided with a hinge function for opening and closing.

The invention according to claim 2 of the present invention is
The paper container according to claim 1,
The container body is
Each side wall surface is composed of a side wall outer surface and a side wall inner surface, and a part of the folded plate connected to the side wall inner surface is fixed to the bottom plate, and the lid body inserted from the notch is inserted. The piece is configured to be held between the bottom plate and the folded plate.

The invention according to claim 3 of the present invention is
The paper container according to claim 1 or 2,
The container body is
A side wall outer surface plate is provided through a crease along each peripheral edge of the rectangular bottom surface plate, and a side wall inner surface plate is continuously provided via a fold line on the outer side of the rectangular bottom surface plate. A folding plate is provided on the bottom plate, and the side wall outer plate is connected to each other through the folding piece 7 at each corner portion, and either side wall along the longitudinal direction of the bottom plate. A plurality of cuts having a required length are arranged and formed at regular intervals along a boundary line with the outer surface plate.

The invention according to claim 4 of the present invention is
In the paper container in any one of Claims 1-3,
The container body is
Side wall outer plate in which a finger insertion hole used for dismantling is formed at the substantially central portion of the fold forming the boundary line between the pair of side wall inner surface plates and the folded plate facing each other in the short direction, and the cut is provided. At the center of the side wall outer surface plate and the side wall inner surface plate on the side facing each other, there is a pair of openings for attaching the gripping tools with a predetermined interval, and when the side wall inner surface plate is superimposed on the side wall outer surface plate, The openings are formed so as to match with each other.

The invention according to claim 5 of the present invention is
The paper container according to claim 1,
The lid body is
Side wall outer plates are connected to each other along the side edges of the rectangular upper plate via folds, and each side wall outer plate other than the one side wall outer plate located in the longitudinal direction via the folds. A side surface along the longitudinal direction of the side wall outer surface plate in which the inner surface plate is continuously provided, and a folded plate to the upper surface plate is provided on the outer side of each side wall inner surface plate via a fold line. An insertion piece that can be engaged with an incision formed in the container main body is formed on the edge correspondingly.

The invention according to claim 6 of the present invention provides
In the paper container according to claim 1 or 5,
The lid body is
When each of the insertion pieces has a notch formed at one end thereof connected to the side wall outer plate, and the side wall outer plate and the side wall inner plate formed on the opposite side along the longitudinal direction overlap each other. The openings for attaching the gripping portions are formed so as to match each other.

  In the paper container of the present invention, a plurality of cuts are formed in a part of the connecting portion between the side wall and the bottom plate forming the container main body, and the insertion piece engaged with the cut is formed as a lid main body. Since each insertion piece is used as a hinge for opening and closing the lid, each of the insertion pieces of the lid body is engaged with the notch of the container body. It is not necessary to use an adhesive for joining to the main body, both can be joined without any trouble, and the hinge function for opening and closing the lid is exhibited without any trouble.

  In particular, in this invention, the side wall forming the container main body is composed of a side wall outer surface plate and a side wall inner surface plate, and a folding plate is attached to each side wall inner surface plate. When engaging each of the cuts formed in the main body, the engagement between the container main body and the lid main body can be stably maintained by configuring each insertion piece to be engaged and held between the bottom plate and the folded plate. be able to.

  In addition, by forming a notch at the end of each insertion piece, after inserting each insertion piece into the incision in the container body, slide the lid body or container body in the lateral direction, and insert the incision in the insertion piece into the container body side. By engaging and adjusting the wall surface, it is possible to easily and easily prepare a paper container, and it is possible to eliminate the need for skill and considerable concentration, such as positioning of the adhesive.

Furthermore, since the number of places where the adhesive is applied can be greatly reduced, the paper container can be easily disassembled when it is no longer needed and discarded.

  Hereinafter, embodiments of the paper container according to the present invention will be specifically described with reference to the accompanying drawings. However, the paper container according to the present invention is suitable not only for clothes but also for accommodating various products. In addition, the present invention is applied to paper boxes having various shapes, and various modifications can be made without departing from the scope of the invention.

  FIG. 1 is a plan view of a blank of a container body in a paper container according to the present invention, and FIG. 2 is a plan view of a blank of a lid body. 3 is a partially enlarged view of the lid body in FIG. 2, FIG. 4 is a perspective view of the assembled main body and lid body, and FIG. 5 shows the concept of the method for joining the main body and lid body and the opening and closing operation of the lid body. FIG.

  As shown in FIG. 1, the paper container 1 according to the present invention includes a container body 2 and a lid body 11 attached to the container body 2.

  As is apparent from FIG. 2, one container body 2 is provided with side wall outer plates 4, 4, 4, 4 via folds indicated by dotted lines on each side of the rectangular bottom plate 3, Side wall inner plates 5, 5, 5, 5 are connected to the outside via folds, and the folded plates 6, 6 to the bottom plate 2 are arranged outside the side wall inner plates 5, 5, 5, 5 via the folds. , 6, 6, and the side wall outer plates 4, 4, 4, 4 are connected to each other via folding pieces 7 at each corner.

  At this time, in the present invention, a plurality of cuts 8, 8, 8, of a required length are defined along one side edge along the longitudinal direction of the bottom plate 3, that is, one of the boundary lines with the side wall outer plate 4. At the time of dismantling, it is formed at an interval and at the substantially central part of the fold forming the boundary line between the pair of side wall inner plates 5, 5 and the folded plates 6, 6, 6, 6 facing in the short direction. The finger insertion holes 9 and 9 to be used are formed. Further, a pair of gripper mounting openings 10a are provided at the center portions of the side wall outer surface plate 4 and the side wall inner surface plate 5 on the side facing the side wall outer surface plate 4 provided with the cuts 8 with a predetermined interval therebetween. , 10a and the openings 10b, 10 are formed so that the openings 10a and 10b coincide with each other.

  In FIG. 1, hatched portions indicate paste margin portions to which an adhesive is applied when the container main body 2 is assembled.

  As apparent from FIG. 3, the other lid body 11 has side wall outer plates 13, 13, 13, and 13 connected to each other along the side edges of the rectangular upper plate 12 via fold lines, Side wall inner plates 14, 14, 14 are connected to side wall outer plates 13, 13, 13 other than one side wall outer plate 13 located in the longitudinal direction via folds, respectively. Folding plates 15, 15, 15 to the upper surface plate 12 are provided on the outer side of each via folds.

  In that case, in this invention, it can engage with the notches 8, 8, and 8 formed in the said container main body 2 in the side edge part along the longitudinal direction of the side wall outer surface board 13 in which the side wall inner surface board 14 was not formed. The insertion pieces 16, 16, 16 are formed in correspondence with each other, and a cut 17 is formed at one end of each insertion piece 16 connected to the side wall outer plate 13. Further, the side wall outer plate 13 and the side wall inner plate 14 formed on the opposite sides along the longitudinal direction are formed with openings 18 and 18 for attaching the gripping portions so as to match each other when they are overlapped with each other. It is.

  Further, one end of the side wall outer plates 13, 13 formed on the short side, specifically, a corner portion with the side wall outer plate 13 on which the opening 18 is formed is a side wall in the longitudinal direction by folding pieces 19, 19. Reinforcing pieces 20 and 20 are integrally connected to the corner portions of the outer side plate 13 and the side wall outer side plate 13 opposite to the folding piece 19 through crease lines, respectively. Is.

  In FIG. 3, the hatched portions indicate adhesive margin portions to which an adhesive is applied when the lid main body 11 is assembled, as in FIG. 2.

  In addition, as is apparent from FIG. 4, the notch 17 is inserted while being inserted into the notch 8 formed in the side wall outer surface plate 3 of the container body 2 while being engaged while being appropriately slid in the lateral direction. The necessary cutting width is the same as the thickness of the side wall outer plate 3, and the cutting depth and the number of installations are determined in consideration of the strength of the connection piece 16 and the shape of the entire paper box. Is.

  The container main body 2 and the lid main body 11 having such a configuration, after applying an adhesive to the hatched portion shown in FIGS. 2 to 3, one blank, the crease line indicated by a dotted line is a valley fold, A crease line indicated by a broken line is assembled by being folded into a mountain and formed into the container body 2 and the lid body 11 shown in FIG.

  As shown in FIG. 5A, the container body 2 and the lid body 11 formed in this way are formed by cutting the lid body 11 into the notches 8 and 8 formed in the container body 2 with respect to the horizontally disposed container body 2. 8, the insertion pieces 16, 16, 16 are arranged so as to face each other, and then, as shown in FIG. , 8, the container body 2 and the lid body 11 are slid laterally, and the notch 17 of the insertion piece 16 is engaged with the side wall surface of the container body 2.

Since the container main body 2 and the lid main body 11 are integrated by this meshing, the insertion piece 16 that engages with the side wall surface composed of the side wall outer surface plate 13 and the side wall inner surface plate 14 is used as a hinge, as shown in FIG. As described above, the lid body 11 is engaged with the container body 2 to form the paper container 1, and the folding plate 6 is integrally formed on the side wall inner surface plate 14 constituting the container body 2, and Since the insertion piece 16 is inserted into a portion where the folded plate 6 and the bottom plate 3 are not fixed by an adhesive, each insertion piece 16 is stably fixedly held between the bottom plate 3 and the bottom plate. Since it is integrated with 3, the hinge part is reinforced and can withstand repeated use.

The paper container according to the present invention has a container body and a lid body prepared separately, and a notch is provided in an insertion piece provided in the lid body, and this cutting provides a hinge function for integrating the container body and the lid body. Therefore, since the preparation of paper containers has been further simplified, it can be widely used as a packaging container in various industries.

It is a disassembled perspective view of the paper container concerning this invention. It is an expanded view which shows the blank of the container main body which comprises the paper container of this invention. It is an expanded view which shows the blank of the lid body which comprises the paper container of this invention. It is the elements on larger scale of the principal part of the said FIG. It is explanatory drawing which shows the assembly process of the container main body of this invention, and a lid | cover main body, (a) is the state before an assembly, (b) is the state which engaged the insertion piece of the lid main body to the notch | incision of a container main body, (c) Indicates a completed state in which the lid body is fitted to the container body.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Paper container 2 Container main body 3 Bottom plate of container main body 4 Side wall outer surface plate of container main body 5 Side wall inner surface plate of container main body 6 Folding plate 7 Folding piece 8 Notch 9 Finger insertion hole
10a, 10b Grip attachment opening 11 Lid body 12 Top plate 13 Lid side wall outer plate 14 Lid side wall inner face plate 15 Folding plate 16 Insertion piece 17 Notch 18 Grip attachment opening

Claims (5)

It has a side wall surface of a required height on each of the four circumferences, and is composed of a container body and a lid body that can be fitted to each other,
One container body has a plurality of cuts in a part of the periphery of the bottom plate,
The other lid body has an insertion piece formed to project along the tip edge of the side wall surface and engageable with the notch,
The insertion pieces of the lid body are inserted into the corresponding cuts of the container body, the lid body and the container body are slid laterally to each other, and the cuts formed in the insertion piece are engaged with the side wall surface of the container body. A paper container characterized in that each insertion piece is provided with a hinge function for opening and closing. The container body is
Each side wall surface is composed of a side wall outer surface and a side wall inner surface, and a part of the folded plate connected to the side wall inner surface is fixed to the bottom plate, and the lid body inserted from the notch is inserted. The paper container according to claim 1, wherein the piece is configured to be held between the bottom plate and the folded plate. The container body is
A side wall outer surface plate is provided through a crease along each peripheral edge of the rectangular bottom surface plate, and a side wall inner surface plate is continuously provided via a fold line on the outer side of the rectangular bottom surface plate. A folding plate is provided on the bottom plate, and the side wall outer plate is connected to each other through the folding piece 7 at each corner portion, and either side wall along the longitudinal direction of the bottom plate. The paper container according to claim 1 or 2, wherein a plurality of cuts having a required length are arranged and formed at regular intervals along a boundary line with the outer surface plate. The container body is
Side wall outer plate in which a finger insertion hole used for dismantling is formed at the substantially central portion of the fold forming the boundary line between the pair of side wall inner surface plates and the folded plate facing each other in the short direction, and the cut is provided. At the center of the side wall outer surface plate and the side wall inner surface plate on the side facing each other, there is a pair of openings for attaching the gripping tools with a predetermined interval, and when the side wall inner surface plate is superimposed on the side wall outer surface plate, The paper container according to any one of claims 1 to 3, wherein the opening is formed so as to match. The lid body is
Side wall outer plates are connected to each other along the side edges of the rectangular upper plate via folds, and each side wall outer plate other than the one side wall outer plate located in the longitudinal direction via the folds. A side surface along the longitudinal direction of the side wall outer surface plate in which the inner surface plate is continuously provided and a folding plate to the upper surface plate is provided outside each side wall inner surface plate via a fold line. The paper container according to claim 1, wherein an insertion piece that can be engaged with an incision formed in the container body is formed on the edge portion.