KR20100003116U - Paper box - Google Patents

Abstract

The present invention integrally forms the first and second vertical reinforcing flap portions which are folded and vertically contacted to two corresponding side portions of the paper box, respectively, thereby reinforcing the vertical strength without inserting a separate reinforcing rod and simultaneously reducing the cost. It is about a paper box which can be saved. The paper box is formed at the front and rear surface portions, corresponding first and second side portions between the front and rear surface portions, first and second upper lid portions respectively formed at upper ends of the front and rear surface portions, and lower ends of the front and rear surface portions, respectively. A paper box comprising first and second lower lid portions, comprising: first and second folds formed on tops of the first and second side portions, respectively, and first and second integrally extending portions of the first and second folds; And a second vertical reinforcing flap portion, wherein the first and second vertical reinforcing flap portions are fully folded downward by the first and second fold portions, respectively, and are in surface contact with the first and second side portions. do.

Paper box

Description

Paper box {PAPER BOX}

The present invention relates to a paper box, and more particularly, by separately forming the first and second vertical reinforcing flap portion which is folded and vertically contacted to the two corresponding side portions of the paper box, respectively, thereby inserting a separate reinforcing rod The present invention relates to a paper box which can reduce cost while reinforcing vertical strength.

In general, a packaging box is used to easily package or store multiple items for easy transport.

This packaging box is easy to manufacture and can be recycled for environmentally friendly purposes. Paper {paper) is used, and its shape is generally a rectangular parallelepiped. It consists of an upper cover and a lower cover, respectively.

Moreover, it is a structure which forms a box of a rectangular parallelepiped by folding each folding line at a right angle in the one unfolded state in which the upper and lower lids and the main body are integrally formed.

However, the conventional paper box as described above uses a folding method in the unfolded state, because the vertical reinforcement to support the upper and lower parts is not available, mainly stacking a lot of boxes, and mainly folded the packing box on the merchandise immediately at the sales stand There was a limitation that could be used for packaging.

In addition, in order to reinforce the vertical reinforcement force to be inserted into the paper box reinforcement, such as a partition by a separate manual work, there is a problem that not only adds the airlift but also the packaging material cost is increased, the production cost significantly increased.

Therefore, the object of the present invention was devised in view of the above problems, it is possible to manufacture a paper box integrally provided with a vertical reinforcing bar at a cost almost the same as the cost of manufacturing only one paper box, the compressive strength by an integrated vertical reinforcing bar To provide a paper box that can significantly reduce the cost of the packaging paper box with a significant increase in the cost.

Another object of the present invention is to provide a paper box capable of automating the manufacturing process of the paper box without increasing the labor costs with only a partial modification of the production equipment compared to the conventional paper box inserting a separate reinforcement.

The paper box of the present invention for achieving the above object is, the front and rear surface portion, the corresponding first and second side surface portion between the front and rear surface portion, the first and second upper cover portion respectively formed on the upper and rear surface portion, A paper box comprising first and second lower lid portions respectively formed at the lower end of the front and rear surface portions, wherein the first and second fold portions formed at the upper ends of the first and second side portions, respectively, and the first and second fold portions. A first and a second vertical reinforcing flap portion integrally extending to the portion, wherein the first and second vertical reinforcing flap portions are fully folded downward by the first and second folds, respectively, It is characterized in that the surface contact is supported.

Here, it is preferable that the first and second lower flap portions disposed in the first and second lower cover portions are formed at the lower ends of the first and second side cover portions, respectively.

In addition, it is preferable that the first and second lower cover parts face each other and contact each other to form a lower cover.

In addition, it is preferable that the first and second upper cover portions face each other and contact each other to form an upper cover.

In addition, the material of the paper box is a corrugated cardboard consisting of a corrugated core and a liner formed of bone, a single face corrugated cardboard, a single wall corrugated cardboard, a double wall corrugated cardboard, a triple wall corrugated cardboard It is preferable that it is either.

As described above, according to the paper box according to the present invention, by separately forming the first and second vertical reinforcing flap portions which are folded and face-contact each of the two corresponding side portions of the paper box, by inserting a separate reinforcement manually by hand In addition to the reinforcement of the vertical strength without, at the same time can be significantly reduced in cost compared to the conventional paper box to make a separate reinforcement, there is an effect of automating the manufacturing process of the paper box by only a partial modification of the production equipment.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention.

First, the material constituting the paper box according to the present invention is a tributary, and there is no particular limitation, but the structural and mechanical stiffness and buffering properties are required for the transportation, storage, and handling of relatively large weight products, which satisfy these requirements. It is preferable.

As a tributary that may be preferable in the present invention, a corrugated fiber board or a medium in which a liner base is attached to one or both sides of a corrugated core in which a flute is formed for imparting structural dynamic stiffness and buffering property. Or fluting paper and other paper and paper board products as intermediate materials for making boxes.

The corrugated cardboard is formed by combining a corrugated core with a bone and a liner, and having a U-shaped, V-shaped, UV-shaped bone, or a single face corrugated cardboard, a single wall corrugated cardboard, or a double sided paper. wall), triple wall (triple wall) cardboard.

The surface liners include, but are not limited to, high-strength kraft liners using kraft pulp, jute liners incorporating high paper or phage, water resistant liners in which water-resistant and water-repellent layers are formed, colored liners with color, and the like. As a double-sided or triple-liner interlayer paper (intermediate liner), low grade, low-strength A base paper, B base paper for high-density paper, high-strength K paper, low grade S paper made of high paper or paper, and the like can be used. Corrugated cores include repulped medium made of high-grade raw materials (stiff cores, S bases, etc.), semi-core cores (SCP: Strengthened Core Ppaper) cores, domestic cores, ivory using bleached virgin pulp, K base, etc. This can be used. If necessary, in addition to the repulped medium (Score, S base, etc.), semi-core (SCP), domestic core, ivory using bleached virgin pulp, K base, etc. can also be used. .

In addition, if necessary, inlay, corrugated or corrugated paper, outer paper and label paper can be used to select a variety of types of paper commonly used in the art, in which case the outer paper is about 200 ~ 800g / ㎡ basis weight, preferably basis weight 300 A feeder of about 500 g / m 2, for example, ivory, or the like can be used, and the label paper (printing paper) has a good printability of about 60 to 200 g / m 2, preferably about 80 to 180 g / m 2 of basis weight. Various feeders can be used, and as the inlay, a feeder having a basis weight of about 100 to 800 g / m 2, preferably a basis weight of 120 to 300 g / m 2, such as a white paper, a resin coated paper, or the like can be used.

Of course, the paper box 1 according to the present invention is preferably to use the above-described kinds of paper (紙類), but can also use a paper containing a printing layer, various resin coated paper such as polyethylene or polypropylene, metal such as aluminum It is to be understood that thin plates and the like may be used and are not limited to the materials.

1 is an exploded perspective view of a paper box according to the present invention, Figures 2 and 3 are perspective views showing the formation state of the vertical reinforcing flap portion of the paper box according to the present invention, will be described together for convenience of explanation.

As shown, the paper upper limb 1 according to the present invention is a rectangular cylindrical body portion (not shown in the figure) consisting of the front and rear face parts (10, 20) and the first and second side parts (30, 40), First and second vertical reinforcing flaps 60 and 70 which are folded and contacted with the second side portions 30 and 40, respectively, and a lower lid portion (not given a number) blocking the lower portion of the body portion; It consists of a large upper cover portion (not shown in the figure) covering the upper portion of the body portion when the assembly is completed, the overall hexagon box shape.

In the side end portion, that is, the right side portion of the second side portion 40 of the body portion, an adhesive protrusion 50 is integrally formed along the longitudinal direction in the longitudinal direction, and when folded, the side end portion of the rear portion 20 (Fig. No. It is adhered by an adhesive to the non-applied) to form a rectangular cylindrical body.

The upper cover part (not shown in the figure) which blocks the upper part of the body part is abutted with each other when the first and second upper cover parts 11 and 21 formed on the front and rear surfaces 10 and 20 respectively face each other. Is done.

In the illustrated example, the first and second upper cover parts 11 and 21 face each other when they face each other to form a rectangular upper cover part, but any one of the first and second upper cover parts 11 and 21 may be used. The top cover part and the other part of the inner cover part may be overlapped and bonded to each other to complete the upper cover part.

On the other hand, the lower cover portion (not shown in the figure) blocking the lower portion of the body portion, when the first and second lower cover portion 12, 22 formed at the lower end of the front and rear surfaces 10, 20, respectively, mutually It is done by contact.

Here, unlike the upper cover portion, the lower cover portion is formed at the lower ends of the first and second side portions 30 and 40, respectively, and faces the inner side of the first and second lower cover portions 12 and 22 facing each other. The paper box 1 can be further supported and reinforced on the lower surface by further including first and second lower flap portions 31 and 41 disposed on the upper surface portion during assembly.

Of course, in the illustrated example, when the first and second lower cover parts 12 and 22 face each other, the first and second lower cover parts 12 and 22 contact each other to form a rectangular lower cover part as a whole. One of the outer cover portion and the other is composed of the inner cover portion is superimposed on each other can be bonded to complete the lower cover portion.

On the other hand, the upper end of the first and second side portions 30 and 40 are formed with first and second folds (folding surfaces) 61 and 71 in the form of substantially rectangular lines, which are the main features of the present invention, respectively. The first and second fold portions 61 and 71 are integrally formed with integrally extending first and second vertical reinforcing flaps 60 and 70 respectively.

The first and second folds 61 and 71 are formed in such a manner as to be processed in the form of a long rectangular line in advance in the feeder fabric according to a known Thompson work. This Thompson work is a well-known technique, so further description will be omitted.

The first and second vertical reinforcing flap portions 60, 70 are substantially square plate-shaped, the length (height) of which is substantially similar to or the same as the length (height) of the first and second side portions 30, 40, This means that the first and second vertical reinforcing flap portions 60, 70 are first and second folds 61, 71 in the form of the substantially long rectangular lines, respectively, during assembly of the paper box 1 according to the present invention. It is to be completely folded downward by the surface contact in two layers of the same size and the first and second side portion to be supported as a reinforcement in the vertical direction of the paper box (1).

As described above, the first and second vertical reinforcing flaps 60 and 70 are connected to the first and second side portions 30 and 40 through the first and second folds 61 and 71 in the form of the substantially long rectangular lines. By folding the first and second side parts 30 and 40 and the first and second side parts 30 and 40 in full contact with each other by completely bending the inner side of the paper box 1 from the upper surface of the paper box 1, the conventional partitions are formed. It is possible to increase the strength in the vertical direction of the paper box without the need for a separate reinforcement such as the like.

Although the present invention has been described in detail with reference to the preferred embodiments according to the present invention, it is not intended to limit the present invention only to illustrate the present invention, and those skilled in the art can make various changes and modifications without departing from the scope of the present invention. It should be noted that not only is this possible, but also this is within the scope of the present invention.

1 is an exploded perspective view of a paper box according to the present invention.

2 and 3 are perspective views showing the formation state of the vertical reinforcing flap portion of the paper box according to the present invention.

-Explanation of symbols for the main parts of the drawings-

1: paper box according to the present invention

10: front part 11: first top cover part

12: first lower cover portion 20: rear portion

21: second upper cover portion 22: second lower cover portion

30: first side portion 31: first lower flap portion

40: second side flap 41: second lower flap portion

50: adhesive projection portion 60: first vertical reinforcement flap portion

61: first folded portion 70: second vertical reinforcing flap portion

71: second fold

Claims (5)

Front and rear surfaces, corresponding first and second side portions between the front and rear surfaces, first and second upper lid portions respectively formed at upper ends of the front and rear portions, and first and second portions formed at the lower ends of the front and rear portions, respectively. In the paper box consisting of the lower cover, First and second folds formed on upper ends of the first and second side portions, respectively; And first and second vertical reinforcing flaps extending integrally with the first and second folds, wherein the first and second vertical reinforcing flaps are fully folded downward by the first and second folds, respectively. A paper box characterized in that it is supported in surface contact with the first and second side portions. The method of claim 1, The first and second lower flap portion is formed in the lower end of the first and second side cover portion, the paper box, characterized in that formed respectively. The method of claim 1, The first and second lower cover parts are in contact with each other and abut the paper box, characterized in that to form a lower cover. The method of claim 3, wherein The first and second top cover parts are in contact with each other, the paper box, characterized in that the upper cover. The method according to any one of claims 1 to 4, The material of the paper box may be any one of corrugated cardboard formed of bone and liner, single face corrugated cardboard, single wall corrugated cardboard, double wall corrugated cardboard, and triple wall corrugated cardboard. Paper box, characterized in that one.

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