JP2001213422A - Waterproof and anti-skip carton and anti-skid paper box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a paper box as a container used when articles such as perishable foods are refrigerated, frozen, stored and preserved, provided with waterproofness and strength similar to those of containers conventionally used such as a wooden box and foamed styrol, not generating slip or cargo collapse when the containers are stacked and hard to slip particularly when the articles are frozen. SOLUTION: A waterproof anti-skid carton is provided with a waterproof substrate resin layer or layers 22 formed on one face or both faces of a sheet- shaped paper base 21 formed of a board and an non-slip varnish layers 23 formed on the substrate resin layer 22 for coating the same and preventing slip, and a waterproof and non-slip paper box is manufactured by using the waterproof and non-slip carton.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a carton having both water resistance and anti-slip property, and a paper box made of the carton and easily assembled.

[0002]

2. Description of the Related Art In the process of landing, taking in, transporting, freezing, storing, or shipping products such as fresh fish and other marine products such as fish and shellfish, vegetables, fresh flowers, and other fresh food products, spills from the products. In order to withstand the generated moisture and moisture, and to prevent damage to the articles, wooden and plastic relatively shock-resistant and water-resistant wooden boxes (fish boxes) and packaging containers such as polystyrene foam have been used. It is used.

In recent years, as a measure for protecting the natural environment, a paperboard container having water resistance and a strength comparable to a wooden box in terms of strength has been used in place of the wooden box and the styrofoam container. Is coming.

[0004]

By the way, such articles such as fresh foods are stored and packaged in each of the above containers for long-term storage, and are subjected to a cooling storage processing or a freezing storage processing. When storing or preserving, the containers are arranged in refrigeration equipment such as freezers or freezers with the articles stored in them, stacked and accumulated, and then frozen, or frozen for shipping or shipment. Fresh foods are taken out of a freezer or freezer warehouse together with their containers and stored outside at room temperature.

[0005] For this reason, containers used when refrigerated, frozen, stored, or preserved for articles such as fresh foods include:
There is a demand for a container that does not slip or collapse when stacked, and in particular, a container that does not slip easily during freezing.

An object of the present invention is to provide a container for use in refrigeration, freezing, storage and preservation of articles such as fresh food, which has the same water resistance and strength as conventional containers such as wooden boxes and styrene foam. Further, the present invention provides a container which does not slip or collapse when stacked, and which is hard to slip particularly during freezing.

[0007]

The invention according to claim 1 of the present invention is characterized in that a water-resistant base resin layer is provided on one or both sides of a paperboard sheet-like paper substrate, and the water-resistant base resin layer is provided on the water-resistant base resin layer. A water-resistant and slip-resistant carton, which is coated with a slip-resistant varnish layer for preventing slip.

[0008] Next, a second aspect of the present invention is a water-resistant and non-slippery paper box which is manufactured using the water-resistant and non-slippery carton according to the first aspect.

Next, a third aspect of the present invention is directed to a water-resistant and slip-resistant carton according to the first aspect, wherein a rectangular bottom plate and side walls connected to four sides of each of the bottom plates are provided. And a water-resistant and slip-resistant paper box.

The invention according to a fourth aspect of the present invention is the water-resistant and slip-resistant paper box according to the third aspect, wherein each of the rectangular bottom plate portions is provided on four sides thereof with an upright assembly and flattening with respect to the bottom plate portion surface. It is a water-resistant and slip-resistant paper box provided with the side wall part which can be folded.

Next, according to a fifth aspect of the present invention, in the water-resistant and slip-resistant paper box according to the fourth aspect, the rectangular bottom plate is provided on each of four sides with an upright assembly and flattening with respect to the bottom plate surface. A water-resistant and slip-resistant paper box provided with the side wall portion having a double side wall including a side plate and an inner plate which can be folded.

According to a sixth aspect of the present invention, there is provided the water-resistant and slip-resistant paper box according to the fourth aspect, wherein the rectangular bottom plate is provided on each of four sides with an upright assembly and flattening with respect to the bottom plate surface. Wherein the side walls on at least one pair of mutually opposing two sides of the side walls are double-walled side walls composed of a side plate and an inner plate. It is an anti-slip paper box.

The invention according to claim 7 of the present invention is the water-resistant and slip-resistant paper box according to claim 4, wherein the water-resistant and slip-resistant paper box has a pair of side plates on each of four sides of a rectangular bottom plate. A water-resistant and slip-resistant paper box in which double side walls are provided upright with the inner plate, and folding flaps are formed on both sides of the side plates forming the double side wall as continuous surfaces through the folds. is there.

Next, the invention according to claim 8 of the present invention is the water-resistant and slip-resistant paper box according to claim 5, wherein the water-resistant and slip-resistant paper box has a pair of side plates on each of four sides of a rectangular bottom plate portion. A double side wall portion is erected by the inner plate, and a pair of side plates erected on at least two opposite sides and fold flaps connected to both ends of the inner plate via folds are formed. It is an anti-slip paper box.

According to a ninth aspect of the present invention, in the water-resistant and slip-resistant paper box according to the eighth aspect, the outer end of the inner plate or the outer end of at least a pair of opposed inner plates is folded. A bottom pressure plate is continuously provided through the eyes, and when the pair of side plates and the inner plate are turned back so as to be parallel to each other, the bottom pressure plate is bent, and the plate surface is pressed and fixed to the bottom plate portion surface. Or a water-resistant and non-slip paper box to be attached and fixed.

According to a tenth aspect of the present invention, there is provided the water-resistant and slip-resistant paper box according to the fifth aspect, wherein the rectangular bottom plate portion has a pair of opposing four sides connected to each other via folds. A side flap provided with a side wall formed by a double side wall constituted by a side plate and an inner side plate; Each of the portions is constituted by a triangular portion and a trapezoidal portion which are bisected at a fold at an angle of 45 ° with respect to the fold of the folding flap from the corner corresponding to the corner, and the inner plate in the pair of side walls facing each other Folding flaps connected at both ends via folds are formed substantially in line symmetry with the triangular portion, and fold the inner plate on the pair of side plates and the trapezoidal portions on the respective fold flaps via the folds. After that, each side plate, inner plate The trapezoidal part is overlapped on the pair of side plates by being folded on the bottom plate portion through the eyes, and the pair of side plates and the inner plate and the side plate on the other pair of side walls facing each other are connected to the bottom plate portion. This is a water-resistant and slip-resistant paper box formed by folding up the inner plates of the other pair of side walls to the inside of the side plates through folds after standing up.

The invention according to claim 11 of the present invention is directed to the water-resistant and slip-resistant paper box according to claim 6, wherein at least a pair of opposing sides of each of the opposing four sides of the rectangular bottom plate portion. A side wall portion formed by a side wall and an inner plate; a side wall portion formed by a side plate on each of the other pair of opposing sides; and a side wall portion formed by the other pair of opposing double side walls. The folded flaps connected to both ends of the side plate through the folds at the corners corresponding to the corners of the bottom plate portion and a triangular portion bisecting the fold of the folded flap at a 45 ° angle. After folding the trapezoidal portion on the triangular portion through the fold, the side plates on the side walls of the other pair of the opposite sides are placed on the bottom plate portion via the folds. And the trapezoidal portion is The bonded superimposed on the side plate of the side wall portion by a double side wall, and raised up from the bottom plate portion and the other pair of side plates to the opposing pair of side plates to the opposite,
A water-resistant and slip-resistant paper box formed by folding the inner plate inside the side plate via a fold.

Next, the invention according to claim 12 of the present invention is the water-resistant and slip-resistant paper box according to claim 6, wherein at least one of a pair of opposing sides of the rectangular bottom plate portion oppose each other. The side plate includes a side wall portion formed by a side plate and a top plate connected to the side plate, and the other pair of opposing sides includes a side wall portion formed by a double side wall formed by a side plate and an inner plate. Water resistance characterized in that it is bent horizontally at right angles to the side plate and is locked to a side wall portion by a double side wall, and the side wall portion can be assembled upright and folded on the bottom plate surface. It is an anti-slip paper box.

Next, a thirteenth aspect of the present invention provides the water-resistant and slip-resistant paper box according to the twelfth aspect,
Of the four sides of the rectangular bottom plate that are opposed to each other, at least a pair of opposed sides of the side plate are connected to each other through a fold, and the other pair of opposed sides are connected to each other through a fold. A top plate provided with a side wall portion having a double side wall constituted by a side plate provided and an inner plate, and a top plate connected via a fold to an outer end of the side plate portion of the side wall portion connected to each of the pair of opposed sides. Comprising an engagement piece at the left and right ends of the top plate via folds,
A locking hole for locking the engagement piece is provided along a continuous fold line between the side plate and the inner plate provided on the other pair of opposing sides. The fold flaps connected to both ends of the side plate connected via the folds via the folds have folds at 45 ° angles to the folds of the fold flaps from the corners corresponding to the corners of the bottom plate. A folding flap formed of a triangular portion and a trapezoidal portion bisected at the both ends of the inner plate through a fold is formed in a substantially line-symmetrical shape with the triangular portion, and each of a pair of other opposing members is formed. After folding the trapezoidal portion on the inner plate through the fold on the side plate connected to the side, and then folding the trapezoidal portion on each of the folding flaps at both ends of the inner plate, the respective side plate and the inner plate are folded through the fold. The trapezoidal part is folded over on the bottom plate part, and superposed and adhered on the pair of side plates facing each other. The side wall portion by the side plate and the side wall portion by the double side wall composed of the other pair of the side plate and the inner plate opposed to each other are raised from the bottom plate portion, and the top plate is folded with respect to the side plate through a fold. A water-resistant and slip-resistant paper box formed by bending at right angles and engaging the engaging pieces at both ends of the top plate in the engaging holes.

Next, a fourteenth aspect of the present invention is the water-resistant and slip-resistant paper box according to the sixth aspect of the present invention, wherein at least a pair of opposing sides of the rectangular bottom plate are respectively opposed to each other. A side plate formed by a side plate, a top plate connected to the side plate, and an auxiliary top plate connected to the outer end of the top plate via a fold on each side of the side plate. And a side wall portion formed by a double side wall constituted by an inner plate, and the top plate and the auxiliary top plate are folded over each other through a fold and horizontally bent at a right angle to the side plate to form a double side wall. A water-resistant and slip-resistant paper box, which is locked to a side wall portion, wherein the side wall portion can be assembled upright and folded on the bottom plate surface.

Next, the invention according to claim 15 of the present invention relates to the water-resistant and slip-resistant paper box of the invention according to claim 14,
Of the four sides of the rectangular bottom plate that are opposed to each other, at least a pair of opposed sides of the side plate are connected to each other through a fold, and the other pair of opposed sides are connected to each other through a fold. A top plate provided with a side wall portion having a double side wall constituted by a side plate provided and an inner plate, and a top plate connected via a fold to an outer end of the side plate portion of the side wall portion connected to each of the pair of opposed sides. And an auxiliary top plate connected to the outer end of the top plate via a fold,
An engaging piece is provided at both left and right end portions of the top plate through a fold, and a locking hole for locking the engaging piece is provided on the side plate connected to each of the other pair of opposite sides. Folding flaps connected to both ends of the side plate connected to each other via a fold at each of the other pair of sides are provided at the folds of the folding flaps from corresponding portions of the bottom plate portion at respective corners. On the other hand, the folding flap is formed by a triangular portion and a trapezoidal portion which are bisected at a fold at an angle of 45 °, and the folding flaps provided at both ends of the inner plate through the folds are formed substantially line-symmetric with the triangular portion. After folding the trapezoidal portion on the folding flaps at both ends of the inner plate through the fold on the side plate connected to each of the other pair of opposite sides, and then folding the trapezoidal portion, An inner plate and an inner plate are folded over a bottom plate portion via a fold, and the trapezoid portion is overlapped and pasted on a pair of the side plates facing each other. Then, the side wall portion formed by the pair of side plates facing each other and the side wall portion formed by the double side wall formed by the other pair of side plates and the inner plate facing each other are raised from the bottom plate portion, and the top plate and the auxiliary top plate Are folded over each other through a fold and horizontally bent at right angles to the side plate, and the engaging pieces at both ends of the top plate are locked in the side wall engaging holes of the side wall portion by the double side wall. This is a water-resistant and slip-resistant paper box that is formed as follows.

[0022]

DETAILED DESCRIPTION OF THE INVENTION As shown in FIG. 1 (a) or (b), the water-resistant and slip-resistant carton of the present invention has a water-resistant base resin on one or both sides of a sheet-like paper base material 21. Layer 2
2 is provided, and an anti-slip varnish layer 23 for preventing slip is coated on the water-resistant base resin layer 22.

The material used as the paper substrate 21 is not particularly limited as long as it is paperboard or cardboard such as kraft liner paper, white liner paper, coated cardboard, and the thickness is not particularly limited. .25 mm is appropriate.

The water-resistant base resin layer 22 is made of an unsaturated carboxylic acid or an ester thereof, that is, acrylic acid, methacrylic acid, maleic acid, phthalic acid or a resin obtained by polymerizing the ester, styrene, vinyl acetate, or the like. Vinyl chloride, urethane rubber, or a resin in which these are mixed are used.

The water-resistant base resin layer 22 may be formed of a water-repellent reactive monomer or polymer having a silyl group, that is, methacryl-modified silicone, as an additive.
Long-chain alkyl-modified silicone, vinylmethylpolysiloxane, methylhydrogelpolysiloxane, or a modified resin obtained by reacting an organic resin with a silicone resin, that is, silicone alkyd, silicone polyester, silicone acrylic, silicone epoxy, silicone phenol, and the like are used.

In addition, as the above-mentioned additives, other than the above, a fluorine-containing monomer or polymer having water repellency, a resin obtained by copolymerizing this monomer or polymer with a vinyl monomer, or a fluorine-containing epoxy resin Or, a fluorine-containing resin such as silicone containing fluorine is used.

When the additive is a monomer, the solid content of the resin component is 100% by weight.
Is preferably 0.1 to 3.0% by weight. This is 0.
If the amount is less than 1% by weight, water repellency and water resistance are hardly observed. If the amount exceeds 3% by weight, the dispersibility of the additive is poor and the mixing with the resin component becomes insufficient, or the additive is separated. It will do.

When the additive is a modified resin, it can be added in an amount of 2 to 50% by weight based on 100% by weight of the solid content of the resin component. Also in this case, if the amount is less than 2% by weight, almost no water repellency and water resistance performance can be seen, and if the amount exceeds 50% by weight, the dispersibility of the additive is poor and the mixing with the resin component becomes insufficient, or Are separated.

As the anti-slip varnish layer 23, an acrylic resin, a styrene resin, a vinyl acetate resin, a urethane resin, a rubber, a vinyl chloride resin, or a blend thereof is used. Further, in order to improve heat resistance and blocking properties, fine particles of an inorganic material such as silica may be added.

Further, the water-resistant and slip-resistant carton of the present invention comprises:
As shown in FIG. 1C, a sheet-like paper substrate 21 made of paperboard is used.
A printing ink layer 24 such as a pattern, a color, and a character is provided on one or both sides of the paper substrate 21 as appropriate.
A water-resistant base resin layer 22 may be provided on the printing ink layer 24, and the water-resistant base resin layer 22 may be coated with a slip-resistant varnish layer 23 for preventing slip.

The printing ink layer 24 can be printed using a normal printing ink (process ink for printing) by a gravure printing method, an offset printing method, a screen printing method, or the like.
An ink in which a pigment having an appropriate color tone is added to a resin binder such as styrene or acrylic can be used.

The water-resistant and slip-resistant paper box of the invention according to claim 2 is a paper box made by using the water-resistant and slip-resistant carton according to claim 1, and the water-resistant and slip-resistant paper box according to claim 3 of the invention. The paper box is a rectangular parallelepiped or cubic paper box made by using the water-resistant and slip-resistant carton according to claim 1, and has a rectangular bottom plate portion of the paper box and side walls connected to four sides of each of the bottom plate portions. And a paper box constituted by the paper box.

The water-resistant and slip-resistant paper box of the invention according to claim 4 is the water-resistant and slip-resistant paper box having the rectangular parallelepiped or cubic shape according to claim 3, wherein each of the rectangular bottom plate portions is provided on each of four sides and the bottom plate portion surface. It is a paper box with a side wall that can be erected, assembled, and folded flat.

According to a fifth aspect of the present invention, there is provided the water-resistant and slip-resistant paper box according to the fourth aspect of the present invention, wherein the rectangular-shaped or cubic-shaped water-resistant and slip-resistant paper box is provided on each of four sides of the rectangular bottom plate. It is a paper box provided with a side wall portion having a double side wall composed of a side plate and an inner plate, which can be erected, assembled, and folded flat.

The water-resistant and slip-resistant paper box of the invention according to claim 6 is the water-resistant and slip-resistant paper box having a rectangular parallelepiped or cubic shape according to claim 4, wherein each of the rectangular bottom plate portions is provided on each of four sides and the bottom plate portion surface. Side walls that can be erected, assembled, and foldable flat, each having at least one of the side walls.
A paper box in which a pair of side walls on two sides facing each other is a side wall formed by a double side wall including a side plate and an inner plate.

Next, the water-resistant and slip-resistant paper box of the invention according to claim 7 will be described in detail below with reference to a plan view of a blank sheet formed by using a water-resistant and slip-resistant carton shown in FIG.

The side plate 2 and the inner plate 3 connected to each side of the rectangular bottom plate 1 through folds a and b, and the side plate 4 and the inner plate 5 connected through the folds c and d. And a double side wall portion.

The folds e and f are provided on both sides of the side plates 2 and 4 via folds e and f, respectively, and the folds e and f are formed at 45 ° from the corners of the bottom plate 1 corresponding to the corners. A folding flap 6 is formed by triangular portions 6a and 6b, each of which is symmetrically bisected at g.

Then, as shown in FIG. 3, the triangular portions 6a and 6b of the respective folding flaps 6 are respectively folded along the folds e, f,
g, and the double side wall portion is folded up from the bottom plate 1 through the folds a and c, respectively, and the triangular portions 6a and 6b, which are superimposed, are combined with the pair of side plates 2 respectively.
Between the inner side plate 3 and the pair of side plates 4
By sandwiching between the inner plate 5 and the inner plate 5, a rectangular or cubic water-resistant and slip-resistant paper box of the present invention having a double side wall that can be easily assembled as shown in FIG. 4 is formed.

As shown in FIG. 2, in the water-resistant and slip-resistant paper box according to the seventh aspect of the present invention, the bottom pressure plates 3a and 3a are respectively formed at the outer ends of the pair of inner plates 3 through the folds h. Locking projections 3b, 3b are respectively provided on both sides of the pair of inner plates 3 outer ends, and the locking protrusions 3b are fitted and locked on both sides of the pair of inner plates 5 outer ends. Notches 8 may be provided.

Then, as shown in FIG.
Is folded on each of the inner side plates 4 through a fold d,
The triangular portions 6a and 6b of each of the folding flaps 6 are folded inward through folds e, f, and g, respectively, and the pair of side plates 2 and the pair of side plates 4 are folded through folds a and c. Bottom plate 1
The folded triangular portions 6a and 6b of the folded flaps 6 are further folded up and folded into the pair of side plates 2 respectively.
The pair of inner plates 3 are folded back to the inside of the side plates 2 so that the triangular portions 6a, 6
b so as to sandwich the bottom pressure plate 3
a is bent through the fold h and overlapped on one surface of the bottom plate,
Each of the locking projections 3b is fitted and locked in each of the notches 8, so that the water-proof and slip-proof property of the present invention in a rectangular or cubic shape having a double side wall portion which can be easily assembled as shown in FIG. A paper box is formed.

In the water-resistant and slip-resistant paper box according to the seventh aspect of the present invention, the side plate 4 and the inner plate 5 folded on the side plate 4 may be adhered to each other.

Further, in the water-resistant and slip-resistant paper box of the invention according to claim 7, the side plate 2 and the triangular portion 6a of the folding flap 6 may be adhered to each other.

The water-resistant and slip-resistant paper box according to the invention according to claim 7 is characterized in that the triangular portion 6 of the folding flap 6 is overlapped.
The inner surfaces a and 6b may be adhered to each other.

Next, the water-resistant and slip-resistant paper box according to the eighth aspect of the present invention will be described in detail with reference to the plan view of a blank sheet formed by using the water-resistant and slip-resistant carton shown in FIG.

A pair of side plates 12, 12, 12.
And a pair of side plates 14, each of which is connected via a fold c,
14, inner plates 13, 13 connected to the outside of the side plates 12, 12 via folds b, respectively, and the side plates 14, 14.
Inner plates 1 connected to each other through folds d
5 and 15 are provided.

Folding flaps 16, 16, 1 connected to both sides of the pair of side plates 14, 14 via folds e, respectively.
6, 16 and folding flaps 17, 17, which are provided on both sides of the pair of inner plates 15, 15 via folds f, respectively.
17 and 17 are formed substantially line-symmetric with respect to the fold d.

Then, as shown in FIG. 6 (a), the pair of inner plates 15 and the folding flaps 17 on both sides thereof are placed on the pair of side plates 14 and the folding flaps 16 on both sides thereof through a fold d. Then, the inner surfaces of the pair of side plates 14 and the inner plate 15 that have been folded are pasted together with an adhesive or the like, and then the pair of side plates 14 and the inner plate 15 are attached.
As shown in FIG. 6B, the bottom plate 11 is
The folded flaps 16 and 17 that have been folded up and folded at a right angle are folded at right angles through the folds e and f, respectively, in a state of being overlapped.

Thereafter, the pair of side plates 12 are folded up at right angles to the bottom plate 11 through the folds a, and then the pair of inner plates 13 are folded through the folds b into the folding flaps 16 inside the side plates 12. 17 is folded inward, and each of the locking projections 13a provided with the inner plate 13 at the outer end thereof is
Into the locking hole 18 provided along the fold a of the bottom plate 11.
6c, a rectangular parallelepiped or a cube having a double side wall including a bottom plate 11, a side plate 12, an inner plate 13, a side plate 14, and an inner plate 15 as shown in FIG. A water-resistant, non-slip paper box in shape is formed.

Next, the water-resistant and slip-resistant paper box according to the ninth aspect of the present invention will be described in detail with reference to the plan view of a blank sheet formed by using the water-resistant and slip-resistant carton shown in FIG.

A pair of side plates 2, a frame plate b, and an inner plate 3, which are connected to each side of the rectangular bottom plate 1 via folds a, b ₁ , b ₂ , c, d ₁ , and d ₂ , respectively. And a pair of side plates 4, a frame plate d, and an inner plate 5. Folding flaps 6, 6 connected to both sides of the pair of side plates 4 via folds e, and both sides of the pair of inner plates 5. Are provided with folding flaps 7, 7 which are provided continuously through a fold f.

Then, the pair of inner plates 5 and the folding flaps 7 on both sides thereof are folded back in parallel to the pair of side plates 4 and the folding flaps 6 on both sides thereof through a frame plate d. The inner plate 5 is folded up at a right angle from the bottom plate 1 through the fold c, and the folding flaps 6 and 7 are bent at right angles through the folds e and f, respectively, and the pair of side plates 2 are folded through the fold a. And the pair of inner plates 3 are folded back to the inside of the folding flaps 6 and 7 inside the side plate 12 via the frame plate b, and locking projections provided on both side ends of the inner plate 3 are provided. By engaging the cutouts 3a with the cutouts 8 provided along the folds f on both sides of the pair of inner plates 5 and locking them to the bottom plate 1, as shown in FIG. A pair of side plates 2, a frame plate b on each side,
A rectangular or cubic water-resistant and slip-resistant paper box having a frame-shaped double side wall portion composed of the inner plate 3, the pair of side plates 4, the frame plate d, and the inner plate 5 is formed.

As shown in FIG. 7, in the water-resistant and slip-resistant paper box according to the ninth aspect of the present invention, the bottom pressure plates 3a are respectively formed at the outer end portions of the pair of inner plates 3 through the folds g. As shown in FIG. 8, when the pair of side plates 2 and the inner plate 3 are folded back to be parallel to each other via a frame plate b as shown in FIG. 8, the bottom plate 1, the side plate 2, The bottom pressure plate 3a is bent outward so that the side surfaces formed by the respective surfaces of the frame plate d and the inner plate 3 become parallelograms.
It may be fixed to the surface by pressure contact or fixed.

As shown in FIG. 7, in the water-resistant and slip-resistant paper box according to the ninth aspect of the present invention, the bottom pressure plates 5a are formed at the outer end portions of the pair of inner plates 5 through the respective folds h. As shown in FIG. 8, when the pair of side plates 4 and the inner plate 5 are folded back to be parallel to each other via a frame plate d as shown in FIG. 8, the bottom plate 1, the side plate 4, The bottom pressure plate 5a may be bent outward and fixed to one surface of the bottom plate 1 by pressing or fixing, so that the side surface formed by each surface of the frame plate d and the inner plate 5 has a parallelogram shape.

FIG. 9 is a plan view of a blank sheet formed by using a water-resistant and slip-resistant carton of a paper box according to another embodiment of the water-resistant and slip-resistant paper box according to the ninth aspect of the present invention. The flap 6 is provided with a cut 6a parallel to the fold e, and the flap 6 is bent at a right angle to the side plate 4 so that the cuts 6a, 6a opposed to each other can be engaged and supported. .

FIG. 10 is a plan view of a blank sheet formed by using a water-resistant and slip-resistant carton of a paper box according to another embodiment of the water-resistant and slip-resistant paper box according to the ninth aspect. Flaps 6 and 7 have folds e and f respectively
Are provided, and the flaps 6 are bent at right angles to the side plate 4, and the flaps 7 are
Bent at a right angle to
a, 6a, 7a, 7a can be engaged with each other and supported.

Next, the water-resistant and slip-resistant paper box according to the tenth aspect of the present invention will be described in detail below with reference to a plan view of a blank sheet formed by using a water-resistant and slip-resistant carton shown in FIG.

A pair of side plates 2, 3, and
Folding flaps 6 and 6 provided on both sides of the pair of side plates 4 via folds e are provided at angles of 45 ° with respect to the folds e from portions corresponding to the corners of the bottom plate 1. Is composed of a triangular portion 6a and a trapezoidal portion 6b bisected by a fold g of
Folding flaps 7, 7 provided on both sides of the pair of inner plates 5 with a fold f therebetween are formed substantially in line symmetry with respect to the triangular portion 6a and the fold d.

As shown in FIG. 12A, the fold d,
g, the inner plate 5 is folded on the pair of side plates 4 and the trapezoidal portion 6b is folded on each of the folding flaps 7, and FIG.
As shown in (c), the side plate 4 and the inner plate 5 are folded on the bottom plate 1 via the fold c, and the trapezoidal portion 6b is overlapped and adhered on the pair of side plates 2.

Then, as shown in FIG. 13 (a), the pair of side plates 4, the inner plate 5, and the pair of side plates 2
As shown in FIG. 13B, the pair of inner plates 3 are folded back inside the side plates 2 through the folds b, as shown in FIG. An anti-slip paper box is formed.

Further, in the water-resistant and slip-resistant paper box according to the tenth aspect of the present invention, the pair of inner plates 5 and the folding flaps 7 on both sides of the pair of inner plates 5 are separated from each other by a fold d. The side plate 4 and the inner plate 5 when folded on the triangular portion 6a of the folding flap 6 may be adhered to each other.

Further, in the water-resistant and slip-resistant paper box according to the tenth aspect of the present invention, the pair of inner plates 5 and the folding flaps 7 on both sides of the pair of inner plates 5 are separated from each other by a fold d. The triangular portion 6a of the folding flap 6 and the folding flap 7 when folded on the triangular portion 6a of the folding flap 6 may be adhered to each other.

The water-resistant and slip-resistant paper box according to the tenth aspect of the present invention, as shown in FIG.
The outer end may be provided with a locking projection 3a, and a locking hole 8 may be provided along the fold a of the bottom plate 1, as shown in FIGS.
As shown in (b), after the pair of side plates 2 are raised and the pair of inner plates 3 are folded inside the side plates 2 through the folds b, the locking projections 3a are formed in the locking holes 8. , The pair of inner plates 3 may be locked to the bottom plate 1.

FIG. 14 is a plan view of a blank sheet formed using a water-resistant and slip-resistant carton of a paper box according to another embodiment of the water-resistant and slip-resistant paper box according to the tenth aspect of the present invention. At the outer end of the pair of inner plates 3, there are provided a bottom pressure plate 3 b continuously provided through a fold j, and locking projections 3 c, 3 c protruding on both sides of the inner plate 3. An outer edge of the inner plate 5 extends over a corner and a portion adjacent to the outer corner at the outer end of the folding flap 7 provided on both sides of the inner plate 5 via a fold f. On the other hand, cut portions k, k formed by cutting in parallel and at right angles may be provided. Then, the blank sheet shown in FIG. 14 is folded as shown in FIGS. 12A to 12C and FIG.
3 is folded inside the side plates 2 and 2 through the fold b, respectively.
And, the bottom pressure plate 3b is bent in parallel to the bottom plate 1 in a direction opposite to the inner plate 3 through a fold j to be pressed against the bottom plate 1,
Locking projections 3c, 3c protruding on both sides of the inner plates 3, 3;
The inner plates 3, 3 are fixed by fitting and locking in cuts k, k formed by cutting the outer edge of the inner plate 5.

FIG. 15 is a plan view of a blank sheet formed by using a water-resistant and slip-resistant carton of a paper box according to another embodiment of the water-resistant and slip-resistant paper box according to the tenth aspect of the present invention. Locking projections 3d, 3d protruding on both sides of the pair of inner plates 3, and are connected to the outer corners of the pair of inner plates 5 on both sides of the inner plates 5 via folds f. Cut portions k, k formed by cutting in a direction parallel to and perpendicular to the outer edge of the inner plate 5 over a portion adjacent to the outer corner of the folded flap 7. It may be provided.

The blank sheet shown in FIG. 15 is folded as shown in FIGS. 12 (a) to 12 (c) and FIG.
Are folded inside the side plates 2 and 2 via folds b, and the locking projections 3d and 3d protruding on both sides of the inner plates 3 and 3 are cut into the outer edges of the inner plate 5 to form cuts. The inner plates 3, 3 are fixed by fitting and locking in the portions k, k.

Next, the water-resistant and slip-resistant paper box according to the eleventh aspect of the present invention will be described in detail below with reference to a plan view of a blank sheet formed by using a water-resistant and slip-resistant carton shown in FIG.

The rectangular bottom plate 1 is provided with a pair of side plates 2, 3 and a pair of side plates 4, which are provided on opposite sides of the rectangular bottom plate 1 via folds a, b, c, respectively, on both sides of the pair of side plates 4. The fold flaps 6, 6 connected via the fold e are a triangular portion 6a and a trapezoidal portion which are bisected at a fold g at an angle of 45 ° with respect to the fold e from the respective corners of the bottom plate 1. 6b.

Then, as shown in FIG. 17A, the trapezoidal portion 6b is folded on the triangular portion 6a through the fold g, and then, as shown in FIG. The side plate 4 is folded on the bottom plate 1 via the fold c, and the trapezoidal portion 6b is overlapped and adhered on the pair of side plates 2.

Then, as shown in FIG. 18A, the pair of side plates 4 and the pair of side plates 2 are raised from the bottom plate 1 and, as shown in FIG. 3 is folded inside the side plate 2 through the fold b to form a water-resistant and slip-resistant paper box having double side walls that can be easily assembled.

The water-resistant and slip-resistant paper box according to the eleventh aspect of the present invention, as shown in FIG.
A locking projection 3a may be provided at the outer end, and a locking hole 8 may be provided along the fold a of the bottom plate 1, and FIG.
As shown in FIG. 18B, after raising the pair of side plates 2, as shown in FIG. 18B, the pair of inner plates 3 are creased b.
When folded back to the inside of the side plate 2 through the
The pair of inner plates 3 may be locked to the bottom plate 1 by fitting a into the locking holes 8.

Next, a water-resistant and slip-resistant paper box according to the twelfth aspect of the present invention is the water-resistant and slip-resistant paper box of the sixth aspect of the invention, for example, as shown in FIGS. 19 and 20. A box formed by folding and assembling a blank sheet formed by using a flexible carton, wherein at least one pair of opposing sides of the rectangular bottom plate 1 at each of a pair of opposing sides, A paper box provided with a top plate 9 provided at right angles to each other, and a side wall portion having a double side wall constituted by a side plate 4 and an inner plate 5 on each of the other pair of opposing sides. It is a water-resistant and slip-resistant paper box that can be assembled upright and folded on the bottom plate surface.

Next, the water-resistant and slip-resistant paper box according to the thirteenth aspect of the present invention is a related invention of the water-resistant and slip-resistant paper box according to the twelfth aspect, and uses a water-resistant and slip-resistant carton shown in FIG. This will be described in detail below based on a plan view of the formed blank sheet.

As shown in FIG. 19, a side wall portion formed by a side plate 2 connected to at least a pair of opposing sides of each of four opposing sides of the rectangular bottom plate section 1 via a fold a, as shown in FIG.
There is provided a side wall portion having a double side wall constituted by a side plate 4 and an inner plate 5 which are continuously provided on each of a pair of opposite sides via a fold c.

A top plate 9 connected to the outer end of the side plate 2 of the side wall portion connected to each of the pair of opposing sides via a fold b.
And an engagement piece 9a provided at both left and right end portions of the top plate 9 with a fold j therebetween, so that the side plate 4 and the inner plate 5 connected to each of the other pair of opposite sides are connected and folded. A locking hole 8 for locking the engaging piece 9a is provided along the eye d.

The fold flaps 6 connected to both ends of the side plate 4 connected to the other pair of opposing sides via the fold c via the fold e are provided at the corners of the bottom plate 1 respectively. A triangular portion 6a and a trapezoidal portion 6b bisecting the fold e of the folding flap 6 at a fold g at an angle of 45 ° from the corresponding portion, and are connected to both ends of the inner plate 5 via folds f. The provided folding flap 7 is formed substantially in line symmetry with the triangular portion 6a.

Then, as shown in FIG. 20A, the inner plate 5 is formed on the side plate 4 connected to each of the other pair of opposing sides via a fold d. ), The trapezoidal portions 6b are folded on the folding flaps 7 at both ends of the inner plate 5, respectively, and then, as shown in FIG. The trapezoidal portion 6b is overlapped on the pair of side plates 2 facing each other by being folded on the bottom plate portion 1 through a fold c and adhered.

As shown in FIG. 21A, a side wall formed by a pair of side plates 2 facing each other and a side wall formed by a double side wall formed by another pair of side plates 4 and an inside plate 5 facing each other. Part is raised from the bottom plate part 1, and then
As shown in FIG. 21 (b), the top plate 9 is bent at right angles to the side plate 2 through a fold b, and the engagement pieces 9a at both ends of the top plate 9 are inserted into the engagement holes 8. , A water-resistant and slip-resistant paper box of the present invention having top plates 9 and 9 on a pair of opposed side walls, respectively.

Further, in the water-resistant and slip-resistant paper box of the invention according to the thirteenth aspect, the pair of inner plates 5 and the folding flaps 7 on both sides thereof are connected to each other by the fold d through the pair of side plates 4 and the folding plates on both sides thereof. When folded on the triangular portion 6a of the folding flap 6, the side plate 4 and the inner plate 5 may be adhered to each other.

In the water-resistant and slip-resistant paper box according to the thirteenth aspect of the present invention, the pair of inner plates 5 and the folding flaps 7 on both sides thereof are connected by a fold d to the pair of side plates 4 and the both sides thereof. When folded on the triangular portion 6a of the folding flap 6, the triangular portion 6a of the folding flap 6 and the folding flap 7 may be adhered to each other.

Next, the water-resistant and slip-resistant paper box according to the fourteenth aspect of the present invention is the water-resistant and slip-resistant paper box of the sixth aspect of the present invention. A paper box formed by folding and assembling a blank sheet formed by using the above, and a side plate 2 is provided on at least a pair of opposing sides of each of four opposing sides of the rectangular bottom plate 1.
And a top plate 9 provided at right angles to the side plate 2,
An auxiliary top plate 9b is provided at an outer end of the top plate 9 via a fold and is folded on the top plate 9. The side plate 4 and the inner plate 5 are provided on each of the other pair of opposing sides. It is a paper box provided with the side wall part by the double side wall comprised, Comprising: The said side wall part is a water-resistant and non-slippery paper box which can be erected and foldable with respect to the said bottom plate part 1 surface.

Next, a water-resistant and slip-resistant paper box according to a fifteenth aspect of the present invention is a related invention of the water-resistant and slip-resistant paper box according to the fourteenth aspect, and uses a water-resistant and slip-resistant carton shown in FIG. This will be described in detail below based on a plan view of the formed blank sheet.

A side wall portion formed by a side plate 2 connected to at least a pair of opposing sides of the rectangular bottom plate section 1 through a fold a at each of four opposing sides of the rectangular bottom plate section 1 and a pair of opposing other sides. It has a double-sided sidewall formed by a side plate 4 and an inner plate 5 that are connected via a fold c.

A top plate 9 connected to the outer end of the side plate 2 of the side wall portion connected to each of the pair of opposing sides via a fold b, and a fold m at the outer end of the top plate 9 And an auxiliary piece 9a provided at both left and right end portions of the top plate 9 with folds j, and connected to the other pair of opposite sides. The side plate 4 is provided with a locking hole 4a for locking the engagement piece 9a, and the outer end of the auxiliary top plate 9a is provided with a locking projection 9c, and the locking projection 9c is fitted along the fold b. A locking hole 9d (or locking notch) for locking is provided.

Folding flaps 6 connected to both ends of the side plate 4 connected to the other pair of opposing sides via the fold c via folds e are provided at the corners of the bottom plate 1 respectively. The triangular portions 6a and 6c symmetrically bisected at a fold g at an angle of 45 ° with respect to the fold e of the folding flap 6 from the corresponding portion (the triangular portion 6c is the above-described invention of FIG. 19). (Corresponding to a trapezoidal portion 6b of a water-resistant and slip-resistant paper box), and a folding flap 7 connected to both ends of the inner plate 5 via a fold f is formed substantially in line symmetry with the triangular portion 6a. ing.

Then, as shown in FIG. 21 (a) (reference drawing), the inner plate 5 through the fold d is formed on the side plate 4 connected to each of the other pair of opposing sides, and FIG. (B) As shown in (reference drawing), after the triangular portion 6c (corresponding to the trapezoidal portion 6b) is folded on each of the folding flaps 7 at both ends of the inner plate 5, FIG. As shown in the figure, the side plate 4 and the inner plate 5 are folded on the bottom plate 1 via a fold c so that the triangular portion 6c is opposed to the pair of side plates 2
Stick it on top.

As shown in FIG. 23A, a side wall formed by a pair of opposed side plates 2 and a side wall formed by a pair of opposite side plates 4 and an inner plate 5 formed by a double side wall. The auxiliary top plate 9b shown in FIG. 22 is folded on the top plate 9 via the fold m in the same direction as the side plate 2 in the upright direction. The locking projection 9c of 9a is locked with the locking hole 9d (or locking notch).
And the top plate 9 and the auxiliary top plate 9a are overlapped and fixed.

Subsequently, the superimposed top plate 9 and auxiliary top plate 9b are bent horizontally at right angles to the side plate 2 as shown in FIG. The side wall 4 of the side wall part is formed by the double side wall with the engagement pieces 9a at both ends.
Of the present invention is provided with a pair of top plates 9 and an auxiliary top plate 9b on each of a pair of opposing side walls by being locked from the outside in the engagement holes 8 provided in the base plate. A paper box is formed.

As shown in FIG. 23 (b), the engaging pieces 9a at both ends of the top plate 9 are engaged from the outside into the engaging holes 8 formed in the side wall 4 of the side wall part formed by the double side wall. Each of the locking pieces 9a to be stopped is, for example, as shown in FIG.
Is provided with a locking edge 9e parallel to the fold j.

The engaging hole 8 formed in the side wall 4 for locking the locking piece 9a is parallel to the locking edge 9e when the locking piece 9a is inserted. And a cut line 8a extending from the lower edge of the cut line 8a.
The side plate 4 region (side) is a fixing plate 8b for fixing the locking piece 9a.

When the tip of the locking piece 9a is inserted into the engaging hole 8, the tip of the locking piece 9a is sandwiched between the side plate 4 and the inner plate 5, and The locking edge 9e at the distal end of the locking piece 9a is flush with the fixing plate 8b of the side plate 4 along the cut line 8a so as not to come off in the opposite direction. Is what is done.

[0092]

The water-resistant and slip-resistant carton of the present invention can be used, if necessary, on one or both sides of a sheet-like paper substrate made of a paperboard having a thickness of 1 mm or more, such as polyethylene, polypropylene, polyethylene terephthalate, polyurethane, polycarbonate or the like. Coating a synthetic resin such as a thermosetting resin such as a thermoplastic resin or a fluororesin, or
A water-resistant base resin layer formed by laminating these synthetic resin films (or sheets) is provided, and a water-resistant base resin layer is coated with a slip-resistant varnish layer for preventing slippage. A water-resistant and non-slip carton as a box-making paper, having functions such as waterproofness and water repellency, an anti-slip function, and good rigidity because the substrate is paperboard.

Since the water-resistant and slip-resistant paper box of the present invention is a paper box formed by the above-mentioned water-resistant and slip-resistant carton using paperboard as a base material, the paper box in the box-formed state is not easily transported or stored. Has sufficient strength against deformation, distortion and buckling due to mechanical stress and impact, and has functions such as water resistance, waterproofness and water repellency, so it is sufficiently durable against water wetting and is usually transported. It can be folded flat for convenient storage and storage, does not take up bulk, and when storing, wrapping, transporting, or shipping goods in a paper box, immediately raise the side walls such as side plates from the rectangular bottom plate, Can be fixed so as not to return to its upright state by engaging the part with the side wall part, which has the effect of reducing the load of assembling work of the double side wall container provided with the top plate part, and because it is mainly made of paperboard , Resource recovery after use Processing and paper recycling process is easy to perform, and also one in which waste disposal due to the occurrence of no incineration or landfill of pollution is possible.

[Brief description of the drawings]

1 (a) to 1 (c) are side sectional views of a water-resistant and slip-resistant carton according to claim 1 of the present invention.

FIG. 2 is a blank sheet of a water-resistant and slip-resistant paper box according to claim 7 of the present invention.

FIG. 3 is an assembled perspective view of a water-resistant and slip-resistant paper box according to claim 7 of the present invention.

FIG. 4 is an assembled perspective view of a water-resistant and slip-resistant paper box according to claim 7 of the present invention.

FIG. 5 is a blank sheet of a water-resistant and slip-resistant paper box according to claim 8 of the present invention.

6 (a) and 6 (b) are assembled perspective views of a water-resistant and non-slip paper box according to claim 8 of the present invention, and FIG. 6 (c) is a completed perspective view of the assembled paper box.

FIG. 7 shows a blank sheet in another embodiment of the water-resistant and non-slip paper box according to claim 9 of the present invention.

FIG. 8 is an assembled perspective view of another embodiment of the water-resistant and slip-resistant paper box according to claim 9 of the present invention.

FIG. 9 shows a blank sheet in another embodiment of the water-resistant and slip-resistant paper box according to claim 9 of the present invention.

FIG. 10 shows a blank sheet in another embodiment of the water-resistant and slip-resistant paper box according to claim 9 of the present invention.

FIG. 11 shows a water-resistant and slip-resistant paper box blank sheet according to claim 10 of the present invention.

FIG. 12 is an assembled perspective view of a water-resistant and slip-resistant paper box according to claim 10 of the present invention.

13 (a) is an assembled perspective view of a water-resistant and slip-resistant paper box according to claim 10 of the present invention, and FIG. 13 (b) is a completed perspective view of the assembled paper box.

FIG. 14 shows a blank sheet in another embodiment of the water-resistant and slip-resistant paper box according to claim 10 of the present invention.

FIG. 15 shows a blank sheet in another embodiment of the water-resistant and slip-resistant paper box according to claim 10 of the present invention.

FIG. 16 shows a blank sheet of a water-resistant and slip-resistant paper box according to claim 11 of the present invention.

FIG. 17 is an assembled perspective view of a water-resistant and slip-resistant paper box according to claim 11 of the present invention.

FIG. 18A is an assembled perspective view of a water-resistant and slip-resistant paper box according to claim 11 of the present invention, and FIG.

FIG. 19 shows a blank sheet of a water-resistant and non-slip paper box according to claim 12 or 13 of the present invention.

FIG. 20 is an assembled perspective view of a water-resistant and slip-resistant paper box according to claims 12 to 13 of the present invention.

FIG. 21 is an assembled perspective view of a water-resistant and slip-resistant paper box according to claims 12 to 13 of the present invention.

FIG. 22 is a blank sheet of a water-resistant and non-slip paper box according to claims 14 to 15 of the present invention.

FIG. 23A is an assembled perspective view of a water-resistant and slip-resistant paper box according to claims 14 to 15 of the present invention, and FIG.

[Description of sign]

a, b, c, d, e, f, g ... fold 1 ... rectangular bottom plate 2 ... side plate 3 ... inner plate 4 ... side plate 4
5 inner plate 6 folding flap 7 folding flap 8 engaging hole 9
... Top plate 9a ... Engaging piece 9b ... Auxiliary top plate 21 ... Sheet-like paper base material 22 ... Water-resistant base resin layer 23 ... Slip-resistant varnish layer 24 ... Printing ink layer

Claims (15)

[Claims] 1. A water-resistant base resin layer is provided on one or both sides of a paperboard sheet-like paper base material, and the water-resistant base resin layer is coated with a slip-resistant varnish layer for preventing slipperiness. A water resistant and slip resistant carton characterized by the following: 2. A water-resistant and slip-resistant paper box made of the water-resistant and slip-resistant carton according to claim 1. 3. A box made of a water-resistant and slip-resistant carton according to claim 1, wherein the box is formed by a rectangular bottom plate and side walls connected to four sides of each of the bottom plates. Anti-slip paper box. 4. The water-resistant and slip-resistant paper box according to claim 3, wherein the rectangular bottom plate is provided on each of four sides thereof with the side wall that can be assembled upright with respect to the bottom plate surface and folded flat. 5. The rectangular bottom plate is provided on each of four sides thereof with side walls formed by a double side wall composed of a side plate and an inner plate which can be assembled upright with respect to the bottom plate surface and can be folded flat. 4. The water-resistant and slip-resistant paper box according to 4. 6. The rectangular bottom plate portion has four side walls on four sides thereof, the side wall portions being erected and flatly foldable with respect to the bottom plate surface, and at least one pair of two opposing sides of each side wall portion. 5. The water-resistant and slip-resistant paper box according to claim 4, wherein the side wall portion is a side wall portion formed by a double side wall composed of a side plate and an inner plate. 7. The water-resistant and slip-resistant paper box has a double-sided wall formed by a pair of side plates and an inner plate on each of four sides of a rectangular bottom plate. The water-resistant and slip-resistant paper box according to claim 4, wherein the folding flaps are formed on both sides of the side plate as continuous surfaces through the folds. 8. The water-resistant and non-slip paper box has a rectangular bottom plate having four side walls each having a pair of side plates and an inner plate, each of which has a double side wall. 6. The water-resistant and slip-resistant paper box according to claim 5, wherein folding flaps are provided at both ends of the side plate and the inner plate. 9. A bottom pressure plate is connected to an outer end of the inner plate or an outer end of at least a pair of inner plates facing each other through a fold, and the pair of side plates and the inner plate are parallel to each other. 9. The water-resistant and slip-resistant paper box according to claim 8, wherein when folded back, the bottom pressure plate is bent, and the plate surface is fixed to the bottom plate portion by pressing or fixing. 10. A side wall portion having a double side wall constituted by a pair of side plates and an inner plate continuously connected to four sides of each of the rectangular bottom plate portions which are opposed to each other via a fold, and Folding flaps provided at both ends of the side plate in the pair of side wall portions opposed to each other via a fold are formed at a 45 ° angle with respect to the fold of the fold flap from respective corners of the bottom plate. A folding flap formed of a triangular portion and a trapezoidal portion that are bisected at the both ends of the inner plate in the pair of side walls facing each other via a fold,
The triangular portion is formed substantially in line symmetry with the triangular portion, and after folding the inner plate on the pair of side plates through the fold, and the trapezoidal portion on each of the folding flaps, the respective side plate and the inner plate through the fold. Then, the trapezoidal portion is overlapped on the pair of side plates by laminating on the bottom plate portion, and the pair of side plates and the inner plate are raised from the bottom plate portion with the side plates on the other pair of side wall portions facing each other. 6. The water-resistant and slip-resistant paper box according to claim 5, wherein the inner plate of the other pair of side wall portions is folded back to the inside of the side plate through a fold. 11. A side wall portion having a double side wall formed by a side plate and an inner plate on at least a pair of opposing sides of each of four sides of the rectangular bottom plate portion facing each other, and another pair of opposing sides. Side flaps formed on the sides by side plates, and folding flaps connected to both ends of the side plates in the side wall portions by the pair of opposite double side walls via folds are provided at each corner of the bottom plate portion. A triangular portion and a trapezoidal portion which are bisected at a 45 ° angle fold to the fold of the folding flap from the portion corresponding to the portion, and the trapezoidal portion is folded over the triangular portion via the fold. Thereafter, the side plates on the side walls of the other pair of sides facing each other are folded on the bottom plate portion via a fold, and the trapezoidal portion is stacked on the side plate on the side wall portion formed by the pair of opposed double side walls. Adhere together, the pair of opposite sides Wherein the opposing other of the pair of side plates and raised up from the bottom plate, water resistance anti slip paper box according to claim 6, characterized in that formed by folding the inside of the side plate of the inner plate via a crease and. 12. A water-resistant and slip-resistant paper box according to claim 6, wherein at least a pair of opposing sides of said rectangular bottom plate are respectively connected to side walls by side plates and said side plates. A pair of side walls formed by a side wall and an inner plate on each of the other pair of opposing sides. The top plate is horizontally bent at a right angle to the side plate and has two side walls. A water-resistant and non-slip paper box, which is locked to a side wall portion by a heavy side wall, wherein the side wall portion can be assembled upright and folded on the bottom plate surface. 13. A side wall portion formed by a side plate connected to at least a pair of opposing sides of each of four opposing sides of the rectangular bottom plate portion via a fold, and a pair of other opposing sides. A side wall portion having a double side wall formed by a side plate and an inner plate which are continuously provided through the eyes, and a fold is formed on an outer end of the side plate of the side wall portion which is continuously provided on each of the pair of opposing sides. A top plate connected continuously, an engagement piece is provided at both left and right ends of the top plate via folds, and the side plate and the inner plate are connected to each other of the other pair of opposite sides and are connected to each other. Folding flaps provided with locking holes for locking the engaging pieces along the eyes, and connected to both ends of the side plate connected to the other pair of opposing sides through the folds through the folds Is a triangular portion and a trapezoid which are bisected at a 45 ° angle fold from the fold of the folding flap from each corner corresponding to the corner of the bottom plate portion. The folding flaps connected to both ends of the inner plate via folds are formed substantially in line symmetry with the triangular portion, and are provided on the side plates connected to the other pair of opposing sides. After folding the trapezoidal portion on the inner plate through the fold, then on each of the folding flaps at both ends of the inner plate, the side plate and the inner plate are folded on the bottom plate portion via the fold to form A trapezoidal portion is overlapped and adhered on a pair of the side plates facing each other, and a side wall portion formed by a pair of the side plates and an inner plate facing the side wall portion formed by the pair of side plates facing each other, Up from the bottom plate,
13. The water resistant structure according to claim 12, wherein the top plate is bent at right angles to the side plate via a fold, and engagement pieces at both ends of the top plate are locked in the engagement holes. Non-slip paper box. 14. A water-resistant and slip-resistant paper box according to claim 6, wherein at least a pair of opposing sides of said rectangular bottom plate are respectively connected to side walls by side plates and said side plates. Side plate with a double side wall formed by a side plate and an inner plate on each of the other pair of opposing sides, comprising: The top plate and the auxiliary top plate are folded over each other via a fold, bent horizontally at a right angle to the side plate, and are locked to a side wall portion having a double side wall. A water-resistant and slip-resistant paper box characterized in that it can be assembled upright and folded on the bottom plate surface. 15. A side wall portion formed by a side plate connected to at least a pair of opposing sides of each of four opposing sides of the rectangular bottom plate portion via a fold, and a side wall portion of another pair of opposing sides. A side wall portion having a double side wall formed by a side plate and an inner plate which are continuously provided through the eyes, and a fold is formed on an outer end of the side plate of the side wall portion which is continuously provided on each of the pair of opposing sides. A top plate provided continuously and an auxiliary top plate provided continuously at the outer end of the top plate via a fold, and an engagement piece is provided at both left and right end portions of the top plate via a fold. A locking hole for locking the engaging piece is provided in the side plate connected to each of the other pair of sides, and a fold is formed at both ends of the side plate connected to each of the other pair of opposite sides via a fold. The folding flaps provided continuously through the eyes are 45 ° with respect to the folds of the folding flaps from the respective corners of the bottom plate.
A folding flap formed of a triangular portion and a trapezoidal portion which are bisected at the angled fold, and a folding flap connected to both ends of the inner plate through the fold is formed substantially in line symmetry with the triangular portion and faces the other portion. After folding the trapezoidal portion on the inner plate through a fold on the side plates connected to each side of the pair, and then folding the trapezoidal portion on each of the folding flaps at both ends of the inner plate, the respective side plates and the inner plate are separated. The trapezoidal portion is folded on the bottom plate portion via a fold, and the trapezoidal portion is overlapped and adhered on the pair of side plates facing each other, and the inside of the other pair of side plates facing the side wall portion of the pair of side plates facing each other. The side wall portion with the double side wall constituted by the plate is raised from the bottom plate portion, and the top plate and the auxiliary top plate are folded over each other via a fold and horizontally bent at a right angle to the side plate, The engaging pieces at both ends of the top plate are Waterproof anti slip paper box according to claim 14, wherein the formed locked in the wall engaging hole.