JPH10147329A - Paper container with partition - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an integrally structured paper container with partition which is excellent in self-standing ability wherein vegetables and fruits, aquatic fishery products or various components are hous and the container is made of a single rectangular blank without waste such as a cardboard or a corrugated fiberboard. SOLUTION: The paper container with partition comprises, in a flat parallelopiped tray-like double wall paper container similar to a conventional one, a bottom plate 20, right and left side plates 40, 40, right and left upper frame plates 42, 42 and right and left side inner plates 41, 41 which are divided into two, three or four in a lateral direction. A partition plate 10 having an invert fold line equipped with V-shaped fixing notches (a), (a) on an upper side is connected between the divided bottom plates 20 and 20, while partition fixing plates 11, 11 having a fold line equipped with an inverted V-shaped insertion notch (b) on a right side or on a left side are respectively connected between the right and left divided side inner plates 41, 41 and the right and left side inner plates 41, 41.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention consists of a single, waste-free rectangular blank made of paperboard or corrugated cardboard for storing vegetables, fruits, marine products and various parts. The present invention relates to a flat rectangular parallelepiped tray-shaped double-walled paper container having an integral divided partition.

[0002]

2. Description of the Related Art Conventionally, locking projections c and c made of paperboard or corrugated paper, for example, as shown in FIG. 3, are provided for accommodating vegetables, fruits, seafood, seafood and various parts. The front inner plate 31, the front upper frame plate 32, the front plate 30 and the locking holes d.
The bottom plate 20, the rear plate 30, the rear upper frame plate 32, and the rear inner plate 31 provided with the locking projections c, c provided with d, dd, d are fold lines (dotted chain lines without reference numerals; hereinafter the same). ) Are successively provided, and the folding pieces 43.4 are provided on the left and right sides of the bottom plate 20.
3 and the left and right side plates 40 and 40 and the left and right upper frame plates 4
2 and 42 and the folding pieces 43 and 43 are connected in series to form a locking projection e.
e and left and right side inner plates 41 provided with locking notches f
3A, a flat rectangular parallelepiped tray-shaped double-walled paper container made of a rectangular blank without waste as shown in FIG. 3A. A separate partition 50 shown in FIG.
Various types of paper containers with partitions are widely used.

[0003]

However, a conventional paper container with a partition as shown in FIG. 3, for example, has a rectangular shape as shown in FIG. Although it is a flat rectangular parallelepiped tray-shaped double-walled paper container made of blanks, for example, in order to mount a separate partition 50 shown in FIG. Separate partitions 50, such as difficult storage of vegetables, fruits, marine products and various parts, and inability to securely hold the stored vegetables, fruits, marine products, various components, etc. However, there is a problem in the self-standing stability of the paper container, and the separate partition 50 needs to be attached to the bottom plate 20 of the paper container. Naturally, it is impossible to separate the paper container into two via a partition.

It is an object of the present invention to provide a single-sheet product, such as paperboard or corrugated cardboard, which is easy to assemble and stores at low cost, for storing vegetables, fruits, seafood and various parts. It is an object of the present invention to provide a paper container having an integral structure, which is composed of a rectangular blank without waste and has excellent self-standing stability and has a divided partition.

[0005]

According to the present invention, there is provided a paper container having divided partitions, comprising a front inner plate 31, a front upper frame plate 32, a front plate 30 provided with locking projections c, c, and locking holes d, d.・ Bottom plate 20, rear plate 30, rear upper frame plate 32 and rear inner plate 31 provided with d · d
Are successively provided via a fold line, and the bottom plate 20
Left and right side plates 40, 40, left and right upper frame plates 42, 42 and folding pieces 43
A conventional partition in which left and right side inner plates 41, 41 provided with locking projections e, e and locking notches f, f, which are connected in series, are sequentially provided via fold lines. 3 is a flat rectangular parallelepiped tray-shaped double-walled paper container similar to the paper container shown in FIG. The upper frame plate 42 and the left and right side inner plates 41 are divided into two or more in the left-right direction, and the upper side (in FIG. Reverse folding line with V-shaped fixed notches a and a on the folding line (dashed line with no sign; the same applies hereinafter)
Is divided by a fold line (1 without a sign).
An inverted V-shape is provided between the left and right side inner plates 41 and 41 and the right and left side inner plates 41 and 41 (on the fold line in FIG. 1). (See FIG. 1) are formed by connecting partition fixing plates 11 and 11 having fold lines provided with insertion notches b in the form of horizontal V-shape, respectively, through reverse folding lines. 41.41.4
The folded partition fixing plates 11 and 11 are inserted into the fixed cutouts a and a of the divided partition plate 10 which are folded up by cutting 1.41.
These are paper containers with divided partitions which are inserted and fixed via insertion notches b.

In addition, as shown in FIG. 1 and FIG. 2, the paper container with a divided partition according to the present invention has a reverse folding line of the divided partition plate 10 and a fold line of the partition fixing plates 11, 11 and the like. Is a paper container with a dividing partition, which is a line to cut.

[0007] In addition, as shown in FIGS. 1 and 2, the paper container with a divided partition according to the present invention is provided with folding pieces 13 and 13 on the left and right sides of the divided partition plate 10 having the reverse folding line.
Is a paper container provided with divided partitions which are continuously provided via fold lines.

In addition, as shown in FIG. 1 and FIG. 2, the paper container with a divided partition according to the present invention is provided on the right and left sides of the upper side (the lower side or the upper side in FIG. 1) of the front plate 30 and the rear plate 30. At the end, fan-shaped plates 34, 34 at the corners with the tongue pieces 35 are respectively provided continuously along the crease lines, and the divided left and right upper frame plates 42, 42, 42, 42 Part or rear,
Each of the paper containers has a divided partition provided with a vertically long locking hole g.

In the paper container with a partition according to the present invention, a flat rectangular parallelepiped tray-shaped double-walled paper container shown in FIG.
Bottom plate 20, left and right side plates 40, 40 and left and right upper frame plate 4
2 and 42 and the left and right side inner plates 41 and 41 are divided into two or three or four in the left-right direction.
0 and the bottom plate 20, a V-shaped fixed notch a on the upper side.
A divided partition plate 10 having a reverse folding line provided with a is continuously provided via a fold line, and between the divided left and right side inner plates 41, 41 and the left and right side inner plates 41, 41. 2A and 2B, the partition fixing plates 11 and 11 having fold lines provided with an inverted V-shaped insertion notch b on the right side or the left side are respectively connected via the reverse fold lines. The split left and right side inner plates 41, 41, 41, 41 are folded and fixed notches a, a
As shown in FIG. 2C, the folded-up partition fixing plates 11 are inserted and fixed via the insertion notches b, and as a result, as shown in FIG. Can be provided.

Further, in the paper container provided with the partition according to the present invention, the bottom plate 20, the left and right side plates 40, 40, the left and right upper frame plates 42, 42 and the left and right side inner plates 41, 41
As shown in FIG. 2B, the split notch a of the split partition plate 10 is inserted into the fixed notch a of the split partition plate 11 even though the split partition plate 10 is split into two or three or four in the left-right direction.
Is inserted and fixed, the divided sections of the flat rectangular parallelepiped tray-shaped double-walled paper container are divided into divided partition plates 1.
Without bend through the zero reverse fold line,
It does not impair the strength or shape retention.

[0011] In addition, in the paper container with a divisional partition according to the present invention, the folding pieces 13 are respectively provided on the left and right sides of the divisional partition plate 10 having the above-mentioned reverse folding line via fold lines. As a result, as shown in FIGS. 2A and 2B, the folding pieces 13.
The left and right side inner plates 41 which are divided while rolling in 3.13
By folding 41, 41, 41, it is possible to provide a paper container having an integral structure and a divided partition with more excellent self-standing stability.

In addition, in the paper container with a divided partition according to the present invention, the fan-shaped plates 34 at the corners with the locking tongues 35 are provided at the right and left ends of the upper side of the front plate 30 and the rear plate 30. 34
Are connected to each other via a fold line, and by providing a vertically long locking hole g at the front or rear of the divided left and right upper frame plates 42, 42, 42, 42, respectively. As shown in FIG. 2C, the front inner plate 31 and the rear inner plate 31
And the upper and lower frame plates 42, 42, 42
The fan-shaped plate 34 at this corner is inserted into the 42 locking holes g, g, g, g.
· 34 · 34 · 34 locking tongue pieces 35 · 35 · 35 · 35
With an integrated structure with excellent self-standing stability.
It is possible to provide a paper container with divided partitions that is easy to stack and has a good appearance.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS In a paper container having a divided partition according to the present invention, as shown in the embodiments described later, a normal punching die is used by using a suitable printed paperboard or corrugated paper. In the blanking process, a single rectangular blank as shown in FIG.
2A, 2B, and 2C, the divided left and right side inner plates 41, 41, 41, 41 are folded into the fixed notches a, a of the folded divided partition plate 10, and the divided partitions are folded. The fixing plates 11 and 11 are inserted and fixed through the insertion notches b to accommodate vegetables, fruits, marine products, various parts, and the like. In addition, it is possible to provide a paper container with a divided partition having an integral structure and excellent self-standing stability.

[0014]

FIG. 1 is a plan view of a blank of a paper container having a divided partition according to an embodiment of the present invention. In addition, FIG.
FIG. 2B is a perspective view showing an assembling process of the paper container with a divided partition in the embodiment of the present invention, and FIG. 2C is a perspective view of the paper container with the divided partition after the assembly.

That is, a front inner plate 31 provided with locking projections c, c on the left and right sides, a front upper frame plate 32, and a corner provided with locking tongue pieces 35 at the left and right ends of the upper side (lower side in FIG. 1). Fan-shaped plate 34.3
4 and a locking hole d at the front and rear portions of the left and right sides.
A bottom plate 20 provided with d, d, and d, a rear plate 30 in which corner fan-shaped plates 34, 34 with locking tongues 35 are provided at left and right ends of the upper side, and a rear upper frame plate 32; A rear inner plate 31 provided with locking projections c, c on the left and right sides is sequentially connected via a fold line, and a folding piece 43 is provided on the left and right sides of the bottom plate 20 on the front and rear sides.
· Left and right side plates 40 and 40 provided with a series of 43, and left and right upper frame plates 42 and 42 provided with vertically long locking holes g · g at the front and rear portions.
The left and right side inner plates 41, 41 provided with folding pieces 43, 43 on the front and rear sides and provided with locking projections e, e and locking notches f, f on the left side or the right side, respectively. In a blank of a double-walled paper container box-formed in a flat rectangular parallelepiped tray shape, which is successively provided via wires, a bottom plate 20, left and right side plates 40, 40, left and right upper frame plates 42, 42 and left and right Is divided into two in the left-right direction, and a V-shaped fixed notch is provided on the upper side (on the reverse folding line in FIG. 1) between the divided bottom plate 20 and the bottom plate 20. a · a is provided, and a divided partition plate 10 having a reverse folding line in which folding pieces 13, 13, 13, 13 are continuously provided on the right and left sides is continuously provided via a fold line, and the divided left and right side surfaces are divided. Between the plates 41, 41 and the left and right side inner plates 41, 41, the right or left side (on the fold line in FIG. 1) is inverted V Jo partition the fixing plate 11, 11 having a fold line provided with insertion notch b (FIG. 1, the horizontal V-shape)
Is a paper container blank provided with a divided partition as shown in FIG. 1 and provided with a normal printing step having a step height of 2.5 mm on the outer surface side. In the punching process using a normal punching die using the obtained B corrugated paper, the length, width and height of accommodating muddy strawberry seedlings is about 36 × 25 × 6 cm. First, a blank paper container with a rectangular divided partition having no waste was prepared.

Next, as shown in FIG. 2A, the blanks of the paper containers with divided partitions shown in FIG.
The fold line shown by the dotted chain line is valley-folded (the inner surface side becomes a valley; the same applies hereinafter), and the reverse fold line indicated by the broken line without any sign is mountain-folded (the inner surface side becomes a mountain; the same applies hereinafter), By a simple manual operation, as shown in FIG. 2B, while winding the folded pieces 13, 13, 13, 13 of the divided partition plate 10, the divided left and right side inner plates 41, 41, 41, 41 are folded in, The partition fixing plates 11, 11, which are formed by valley-folding the fold lines, are respectively inserted into the fixing notches a, a of the divided partition plate 10, which are folded up by folding the reverse fold line, through the insertion notches b. After being inserted and fixed, the locking projections e, e of the folded left and right side inner plates 41, 41, 41, 41 are inserted into the locking holes d, d, d, d of the divided bottom plates 20, 20, respectively.・ E ・ e is inserted and locked, and then the divided left and right side plates 40 ・ 4
The left and right side inner plates 41
Folding pieces 43, 43, 43, 43, 43 with 41, 41
The front inner plate 31 and the rear inner plate 31 are folded in while the 43, 43, 43 are being wound, and the folded left and right side inner plates 41 are folded.
A locking projection c between the folded front inner plate 31 and the rear inner plate 31 is provided in the locking notch f.ff.f.f of 41.41.41.
After inserting c, c, c, and fixing, as shown in FIG. 2C, corners are formed in the fixing holes g, g, g, g of the divided left and right upper frame plates 42, 42, 42, 42. Fan-shaped plates 34, 34, 34
The flattened rectangular parallelepiped tray-shaped two-piece type having an integral divided partition having excellent self-standing stability according to the embodiment of the present invention, wherein the locking tongue pieces 35, 35, 35, 35 of 34 are inserted and locked. A double-walled paper container was manufactured.

That is, in the paper container provided with a divided partition according to the present embodiment, in a punching step using a normal punching die, using a normal corrugated paperboard which has been subjected to normal printing and imparted with water resistance, etc. As shown in FIG. 2B, a rectangular blank with no waste is produced, and the left and right side inner plates 41, 41, 41, 41 are folded and folded up by a simple manual operation. The folded partition fixing plates 11, 11 are inserted into the fixing notches a, a of the partition plate 10 via the insertion notches b, respectively, and fixed, so that the assembly for accommodating a strawberry pack or the like is easy. An inexpensive paper container with an integral structure and a divided partition was obtained, which was inexpensive to manufacture and had excellent self-sustaining stability.

In addition, as shown in FIG. 2B, in the paper container with a divided partition according to the present embodiment, the left and right side surfaces which are divided while the folded pieces 13, 13, 13, 13 of the divided partition plate 10 are wound. Since the inner plates 41, 41, 41, 41 were folded, a paper container with a divided partition having an integral structure and excellent self-standing stability was obtained.

In addition, as shown in FIG. 2C, in the paper container with a divided partition according to the present embodiment, the front inner plate 31 and the rear inner plate 31 are folded to form the divided left and right upper frame plates 42.
The locking tongues 35, 35.3 of the fan-shaped plates 34, 34, 34, 34 at the corners are provided in the locking holes g, g, g, g of 42, 42, 42.
5.35 and 35 were inserted and secured, so that a paper container with an integral structure having excellent self-standing stability, with easy partitioning, and with good appearance was obtained. Further, the reverse folding line of the divided partition plate 10 and the fold line of the fixed plates 11 may be cut lines such as perforations. In this case, the paper container can be divided and used individually as containers.
Since the folded piece 13 is wound around the side plate 40 and the side inner plate 41, the shape retention of the paper container is maintained even after the division.

[0020]

As described above, in the operation and the embodiment, the paper container with the partition of the present invention is made of paperboard or corrugated cardboard for storing vegetables, fruits, marine products and various parts. A flat rectangular parallelepiped tray-shaped double-walled type with a single-partitioned partition with excellent self-standing stability, consisting of a rectangular blank that is easy to assemble and inexpensive to manufacture and is made of a single, waste-free rectangular blank. Paper container can be provided.

[Brief description of the drawings]

FIG. 1 is a plan view of a blank of a paper container with divided partitions in an embodiment of the present invention.

FIG. 2A and FIG. 2B in an embodiment of the present invention
FIG. 2C is a perspective view showing a process of assembling a paper container with a divided partition, and FIG. 2C is a perspective view of the paper container with a divided partition after assembly.

3A is a plan view of a blank of a conventional paper container with a partition, and FIG. 3B is a perspective view of a conventional paper container with a partition.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Divided partition plate 11 ... Partition fixed plate 13.43 ... Folding piece 20 ... Bottom plate 30 ... Front plate / front plate 31 ... Front inner plate / rear inner plate 32 ... Front upper frame plate / rear upper frame plate 34 ... Corner Fan-shaped plate 35 ... locking tongue pieces 40 ... left and right side plates 41 ... left and right side inner plates 42 ... left and right upper frame plates 50 ... separate partitions a ... fixed notches b ... insertion notches ce Stop projection d · g… Lock hole f… Lock notch

Claims (4)

[Claims] 1. A front inner plate 31, a front upper frame plate 32, a front plate 30, a bottom plate 20 provided with locking holes d, d, d, and d, and a rear plate 30 provided with locking holes d, d, d, d. Rear upper frame plate 32 and rear inner plate 3
1 are sequentially connected via a fold line, and this bottom plate 2
0, left and right side plates 40, 40, left and right upper frame plates 42, 42 and folding pieces 4
3 · 43 are connected in series, and the locking projections e · e and the locking notches f · f
The left and right side inner plates 41, 41 are sequentially connected via a fold line, respectively, in a flat rectangular parallelepiped tray-like double-walled paper container, the bottom plate 20 and the left and right side plates 40, 41 40 and upper and lower frame 4
2 and 42 and the left and right side inner plates 41 and 41 are divided into two or more in the left and right direction, and a V-shaped fixed notch is provided on the upper side between the divided bottom plate 20 and the bottom plate 20. a · a, a divided partition plate 10 having a reverse folding line is continuously provided via a fold line, and divided left and right side inner plates 41.4 are provided.
A partition fixing plate 11, 11 having a fold line provided with an inverted V-shaped insertion notch b on the right side or the left side between the first side plate 41 and the left and right side inner plates 41, 41 via the reverse folding line, respectively. The left and right side inner plates 41, 41, 41
The folded partition fixing plate 11 is inserted into the fixed notch a of the split partition plate 10 by inserting 41 through the notch b and fixed. Paper container with divided partitions. 2. A paper container with a divided partition according to claim 1, wherein the reverse folding line of the divided partition plate and the fold line of the partition fixing plate are cut lines such as perforations. . 3. The dividing partition according to claim 1, wherein folding pieces are provided on right and left sides of the dividing partition plate having the reverse folding line via fold lines, respectively. With paper container. 4. At the left and right ends of the upper side of the front plate 30 and the rear plate 30, fan-shaped plates 34 at the corners with locking tongues 35 are provided.
A vertically long locking hole g is provided at each of the front and rear portions of the divided upper and lower frame plates 42, 42, 42, 42 so as to be continuous with each other via a fold line. The paper container with a divided partition according to claim 1, 2 or 3.