JP3019071U - Cardboard boxes for packing - Google Patents

Abstract

(57) [Summary] [Purpose] The lid of a cardboard box can be opened with a single operation to open an outlet with a wide opening area. [Structure] Cover 15 from top to front of cardboard box 10
The fractured notch 16 for separating the is continuously formed. The breakage notch 16 is formed on both sides of the upper surface of the cardboard box 10 from the cardboard box 10.
Of the broken inclined cut portion 16A is formed by extending the front end of the broken inclined cut portion 16A by inclining the end portion thereof and connecting both lower ends of the broken inclined cut portion 16A with horizontal insertion holes 17. When the lid portion 15 is cut off, a tensile force is concentratedly applied to the boundary portion with the broken inclined cut portion 16A, so that the lid portion 15 can be reliably cut off along the broken inclined cut portion 16A. [Effect] When the lid portion 15 is separated, a wide outlet 25 extending from the upper surface to the front surface of the cardboard box 10 can be opened.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a corrugated cardboard box for packaging, in which packed products can be taken out quickly and easily.

[0002]

[Prior art]

 In general, various types of cardboard boxes for packaging products have been proposed. For example, as shown in FIG. 6, a corrugated cardboard box 1 is formed by bending a corrugated cardboard paper. The flaps 2 connected to the four sides of the upper surface are folded over each other, and the flaps 2 are glued to each other with a hot melt adhesive or the like to close the outlet. It is also known that the cardboard box 1 is separated into upper and lower parts in consideration of the convenience of taking out the packed product, and such a cardboard box 1 is shown in FIG. Perforations 3 which are parallel to each other vertically are formed along the longitudinal direction of the circumferential surface, and a tear strip 3A surrounded by the perforations 3 is formed. The tear strips 3A are formed at the same height from the central portion of the front and rear surfaces of the corrugated cardboard box 1 to the flaps 2 which are connected to the left and right side edges. In this way, the tear strips 3A formed by the perforations 3 are provided with two tear strips 3A, two on the front and back sides of the corrugated cardboard box 1, and a total of four tear strips 3A are opened when the corrugated cardboard box 1 is opened. By separating 3A from the perforations 3, the upper half of the cardboard box 1 can be opened.

[0003]

[Problems to be solved by the device]

 In the conventional example, the corrugated cardboard box 1 shown in FIG. 6 has a total of four flaps 2 which are glued to each other in sequence as shown in FIG. 6B when the product packed in the corrugated cardboard box 1 is taken out. It has to be peeled off and caused one by one, which is not only time-consuming and time-consuming, but the flap 2 immediately after opening has a crease that makes it fall down. When you release your hand from the flap 2, the cardboard box 1 exit Since it will block the flap, the flap 2 that has collapsed will have to be raised again, making efficient work impossible. Further, even if the four flaps 2 are raised, only one side of the cardboard box 1 is opened, so that the cardboard box 1 surrounds the product stored inside, and when the product is taken out, the cardboard box 1 It is necessary to forcibly insert the hand into the slight gap between the inner surface and the inner surface, and the workability of taking out the product is poor. In this regard, in the cardboard box 1 shown in FIG. 7, the upper half of the cardboard box 1 is opened by separating the tear strip 3A from the perforations 3, so that the upper part of the product stored inside is exposed to the outside. However, although the product has a structure that makes it easy to take it out, when taking out the product, as shown in FIG. 7 (A), a total of four tear strips 3A formed on the front surface and the rear surface of the cardboard box 1 are sequentially arranged. It is necessary to separate from the cardboard box 1 and to lift the upper half of the separated corrugated cardboard box 1, and the problem that it takes time and time to take out the products still remains, unpacking a large number of products and unpacking the internal products. The extractor was forced to perform extremely inefficient work.

The present invention is intended to solve such a problem, and to provide a corrugated box for packaging in which a cardboard box can be opened by an extremely simple operation and a product can be easily taken out. To aim

[0005]

[Means for Solving the Problems]

 In order to achieve the above object, the invention according to claim 1 folds a pattern made of corrugated cardboard from a folding line to form a rectangular corrugated cardboard box, and straddles any two orthogonal surfaces of the corrugated cardboard box. A lid is formed, and break cuts for separating the lid are formed along both side edges of one arbitrary surface of the corrugated board box, and the end side of the break cut is formed on the other side. It is formed so as to extend toward the upper end of both side edges of the orthogonal surface, and the end portion of the broken cut portion is continuously formed so as to cross the orthogonal surface. The cardboard box is provided with outlets that can be opened and closed by the lid.

The invention of claim 2 aims to surely separate the lid part, and in the cardboard box for packaging according to claim 1, the break-shaped notch formed on the orthogonal surface is the break-shaped cut part. It has a broken inclined cut which is inclined downward from the terminal end of the cut, and the lower end of this broken inclined cut is connected by a horizontal insertion hole into which a hand can be inserted.

The invention according to claim 3 aims at facilitating the separation of the lid part, and in the packaging cardboard box according to claim 2, the gripping pieces are cut on both sides of the upper edge of the insertion hole. It is formed with an embedded part.

The invention as set forth in claim 4 is intended for multipurpose use of a packaging cardboard box, and in the packaging cardboard box as set forth in claim 3, the breaking cut formed on an arbitrary surface of the cardboard box. A perforation is provided to connect the insertion part and cut out the lid part.

The invention according to claim 5 aims to facilitate transportation and prevent invasion of dust and the like, and in the packaging cardboard box according to claim 4, openings for handling are provided on both side surfaces of the cardboard box. The inner surface flaps that form the parts and that close the opening for the handle are provided inside the both side surfaces of the cardboard box.

[0010]

[Action]

 According to the first aspect of the invention, it is possible to easily and quickly open an outlet having a wide opening area across two orthogonal planes of a corrugated cardboard box by a single operation of separating the lid from the broken notch. , The product inside can be easily taken out from the take-out opening having this wide opening area.

According to the second aspect of the present invention, when the outlet is opened, if the hand is inserted into the insertion hole and pulled, the lid can be easily separated from the broken cut portion, and further, the insertion hole. Since a sloping fractured notch that is inclined from both ends of the is formed, tensile force is intensively applied to the boundary between the insertion hole and the sloping sloping notch, and The lid can be reliably separated along the line.

According to the third aspect of the present invention, even if the insertion hole for inserting the hand is set as narrow as possible, if the gripping piece is raised from the cut portion, the lid portion can be easily formed from the broken inclined cut portion. Not only can it be separated, but it is possible to prevent dust and other foreign matter from entering through the insertion hole.

According to the fourth aspect of the present invention, if the lid is separated from the perforation, the arbitrary surface of the cardboard box and the orthogonal surface are continuous, and the opening edge of the orthogonal surface is cut out so as to largely engrave in a trapezoidal shape. It can also be used for display at stores, etc., because the products inside can be checked.

In the invention according to claim 5, since the handle opening is formed on both side surfaces of the cardboard box and the handle opening is closed by the inner flap, the handle opening is It is hygienic without ingress of dust. In addition, since the handle opening has a concave shape that is convenient for hooking a hand, it is easy to carry the cardboard box.

[0015]

【Example】

 Embodiments of the cardboard box for packaging of the present invention will be described below with reference to the accompanying drawings. 1 to 5 show an embodiment of a corrugated board box of the present invention, in which 10 is a rectangular corrugated box-shaped corrugated board box, the overall structure of which is described with reference to the development view shown in FIG. Suru The cardboard box 10 is formed by bending a template 11 made of a piece of corrugated cardboard, and the template 11 is composed of horizontally long rectangular constituent papers 12A, 12B, 12C, 12D arranged continuously in the vertical direction. It has flaps 13A, 13B, 14A, 14B which are continuously provided on both sides of the papers 12A to 12D, and each of the constituent papers 12A to 12D constitutes the back, top, front and bottom of the corrugated box 10. On the other hand, the flaps 13A and 13B constitute both sides of the cardboard box 10. The remaining flaps 14A and 14B are used as inner flaps attached to the insides of the flaps 13A and 13B forming the both sides of the cardboard box 10. The width W of each of the flaps 13A, 13B, 14A, 14B is set to approximately half of the height H of each of the component papers 12A to 12D. In this embodiment, the pattern 11 corresponding to the back surface and the front surface of the cardboard box 10 is formed. The flaps 13A and 13B are continuously provided on both sides of the uppermost constituent paper 12A and the third constituent paper 12C, and the second and lower constituent papers of the pattern 11 corresponding to the top and bottom of the cardboard box 10 are formed. Inner flaps 14A and 14B are connected to both sides of 12B and 12D. Further, a break-like cut portion 16 for separating the lid portion 15 is formed at a boundary portion between the constituent paper 12B and the inner surface flap 14A, and the end side of the break-like cut portion 16 is formed of the constituent paper 12B. It is provided so as to slightly extend to the upper end of the component paper 12C adjacent to the lower part. Then, the terminal end of the broken cut portion 16 formed on the component paper 12C is inclined downward inward to form a broken inclined cut portion 16A, and both lower ends of the broken cut portion 16A are connected by a horizontally elongated insertion hole 17. That is, since the constituent papers 12B and 12C constitute the upper surface and the front surface of the corrugated cardboard box 10, the lid portion 15 surrounded by the cutout cut portion 16 is the upper surface of the corrugated cardboard box 10. And is formed across the front surface. Further, the insertion hole 17 is for inserting a hand when the lid portion 15 is cut off, and cut portions 19 of the front gripping piece 18 are formed on both upper edges of the insertion hole 17. Furthermore, perforations 20 that cut out the lid portion 15 are formed at the boundary portion where the constituent paper 12A and the constituent paper 12B are adjacent to each other, and the constituent papers 12B, 12C and 12D excluding the perforations 20 are adjacent to each other. The folding line 21 is formed at the boundary portion between the constituent sheets 12A, 12C and 12D and the respective flaps 13A, 13B and 14B except for the boundary portion and the broken cut portion 16. In the figure, reference numeral 22 is a U-shaped notch formed on the outer edge of each of the flaps 14A and 14B, and reference numeral 23 is a glue margin flap that is continuously provided on the upper edge of the uppermost constituent sheet 12A. Is.

Then, the respective constituent papers 12A to 12D and the respective flaps 13A, 13B, 14A and 14B of the template 11 configured as described above are bent from the folding line 21 and bent at right angles to each other. As shown in FIG. 1, a rectangular cardboard box 10 is assembled. At this time, by folding the constituent papers 12A to 12D at right angles to each other, the upper edge of the uppermost constituent paper 12A of the pattern 11 and the lower edge of the lowermost constituent paper 12D come into contact with each other, and the upper edge of the constituent paper 12A is brought into contact. By adhering the glue flap 23, which is continuously provided on the edge, to the constituent paper 12D, the constituent papers 12A to 12D are connected in an annular shape. Then, as shown in FIG. 3, the inner flaps 14A, 14B, which are continuously provided on the constituent papers 12B, 12D serving as the upper surface and the bottom surface of the cardboard box 10, are bent inward, so that the inner flaps 14A, 14B are formed. By folding the flaps 13A and 13B of the constituent sheets 12A and 12C, which are continuous in the vertical direction, and which are the back and front of the corrugated cardboard box 10 of the corrugated box 10 inward, the respective flaps 13A and 13B are formed on the inner surface. The flaps 14A and 14B are overlapped with each other on the outer side and are continuous in the front and rear direction, and the flaps 13A and 13B form the both side surfaces of the cardboard box 10. At this time, as shown in FIG. 1, the notches 22 formed in the respective flaps 13A and 13B are connected to each other to form a handle opening 24. The inside of the handle opening 24 is closed by the inner flaps 14A and 14B, so that it appears as a recess. In this way, the corrugated cardboard box 10 is assembled into a rectangular parallelepiped box type. However, a broken cut portion 16 is formed at the boundary portion between the component paper 12B and the inner flap 14A corresponding to the upper surface of the corrugated cardboard box 10, and the broken cut portion is formed. Since the end side of the cut-in portion 16 is connected by the break-like inclined cut-in portion 16A formed on the component paper 12B corresponding to the front surface of the corrugated cardboard box 10, it is formed in the central portion of the break-like inclined cut-in portion 16A. If the insertion hole 17 is inserted and the notches 16 and 16A are cut off, an outlet 25 extending from the front to the upper surface of the cardboard box 10 and a lid 15 for opening and closing the outlet 25 are provided. It is formed. When disconnecting the broken inclined cut portion 16A, if the gripping piece 18 is pulled up from the cutout portions 19 formed on both sides of the upper edge of the insertion hole 17, if the gripping piece 18 is gripped and pulled, the lid portion 15 is removed. It can be easily separated. Further, the lid portion 15 can be separated by the perforations 20 formed on the upper surface and the back surface of the cardboard box 10, that is, the boundary portion between the constituent paper 12A and the constituent paper 12B.

According to the present invention configured as described above, the notches 16 and 16A for separating the lid 15 are formed continuously from the upper surface to the front surface of the corrugated ball box 10. It is extremely quick and easy to cut off the lid 15 and open the outlet port 25 with a single operation of putting a hand in the hole 17 and pulling the raised gripping piece 18. Further, when the lid portion 15 is cut off, the broken inclined cut portions 16A are formed at both ends of the insertion hole 17, so that when the gripping piece 18 connected to the insertion hole 17 is pulled, A tensile force is concentratedly applied to the boundary portion between the hole 17 and the broken inclined cut portion 16A, and the lid portion 15 can be reliably separated along the broken inclined cut portion 16A. Moreover, since the take-out port 25 is formed so as to extend from the upper surface to the front face of the cardboard box 10, the opening area of the take-out port 25 is wide, and the product can be taken out easily into the cardboard box 10. The take-out port 25 can be opened and closed by the lid part 15, and after taking out a part of the product in the cardboard box 10, by covering the take-out port 25 with the lid part 15 again, dust and the like can enter the cardboard box 10. In addition, the lid 15 can be separated from the perforations 20 formed at the boundary between the top and back of the cardboard box 10 so that the opening edge on the front of the cardboard box 10 is cut into a large trapezoidal shape. To be For this reason, the products inside can be confirmed, so it can be used for display at stores. Further, on both side surfaces of the stepped ball box 10, concave claw openings 24 are formed by connecting the notches 22 formed in the flaps 13A and 13B, and the claw openings 24 are formed inside. It is closed by the flaps 14A and 14B, and although it is hygienic as dust and the like do not enter from the opening 24 for the hand, it has enough depth to catch a hand, so there is nothing. The cardboard box 10 is easier to transport than flat sides. Furthermore, the inner flaps 14A and 14B provided inside the respective flaps 13A and 13B can also reinforce and cushion the corrugated board 10. Further, the cutout portions 16 and 16A for cutting off the lid portion 15, the perforation 20 for cutting off the lid portion 15 or the cutout portion 22 serving as the opening portion 24 for the handle are used to cut the pattern paper 11 from the component papers 12A to 12D. And the flaps 13A, 13B, 14A, and 14B can be formed together, and the manufacturing is easy and the cost is low.

Although the present invention has been described above in detail with reference to the embodiments, the present invention is not limited to the above embodiments, and various modifications can be made within the scope of the gist of the present invention. For example, the layout of each component paper or flap in the pattern may be set appropriately. Also, an example is shown in which the lid and the outlet are formed so as to straddle the upper surface and the front surface of the corrugated cardboard box, but any two surfaces that are orthogonal to each other can be formed.

[0019]

[Effect of device]

 According to the invention as set forth in claim 1, a cardboard box made of corrugated cardboard is folded from the folding line to form a rectangular parallelepiped corrugated box, and a lid portion is formed which extends over any two orthogonal surfaces of the corrugated box. , Break cuts for separating the lid are formed along both side edges of an arbitrary surface of the cardboard box, and end sides of the break cut portions are formed on both side edges of the other orthogonal surface. It is formed so as to extend toward the upper end, and the end of the fractured notch is continuously formed so as to cross the orthogonal plane, and the fractured notch is cut to separate the two sides of the corrugated cardboard box. Since the outlet that can be opened and closed is opened and closed with the lid, it is possible to open an outlet that has a wide opening area that spans two orthogonal surfaces in one operation, and an efficient opening Work can be done and products can be easily taken out.

According to the second aspect of the present invention, the fractured notch formed on the orthogonal surface has a fractured inclined notch that is inclined downward from the terminal end of the fractured notch. However, since the lower end of this break-type inclined bevel notch is connected by a horizontal insert hole that can be inserted by hand, when the lid is cut off, the insert hole and the break-like bevel notch part are separated. The tensile force is intensively applied to the boundary, and the lid can be reliably cut off.

According to the invention of claim 3, since the notch portions of the grasping pieces are formed on both sides of the upper edge of the inserting hole, even if the inserting hole for inserting the hand is narrowed, the grasping piece is formed. The lid can be easily separated by raising.

According to the invention as set forth in claim 4, since the perforation for cutting out the lid portion is provided by connecting the broken cut portion formed on an arbitrary surface of the corrugated cardboard box, the lid portion is required. It can be attached and removed as needed, and when the lid is connected, dust can be prevented from entering the cardboard box, while the product inside can be confirmed by cutting off the lid, making it suitable for display at stores, etc. Is.

According to a fifth aspect of the present invention, a handle opening is formed on both side surfaces of the cardboard box, and an inner surface flap for closing the handle opening is additionally provided inside both side surfaces of the cardboard box. Therefore, it is possible to prevent intrusion of dust and the like from the opening for the handle, and moreover, if the hand is caught in the opening for the handle, the cardboard box can be easily transported.

[Brief description of drawings]

FIG. 1 is a perspective view of a cardboard box showing an embodiment of the present invention.

FIG. 2 is a development view of the same cardboard box.

FIG. 3 is a perspective view showing an assembling step of the above cardboard box.

FIG. 4 is a perspective view of the same cardboard box with the lid opened.

FIG. 5 is a perspective view of the same cardboard box with the lid removed.

FIG. 6 is a perspective view of a conventional cardboard box, and FIG.
Is a perspective view of the cardboard box in the closed state, and FIG. 6B is a perspective view of the cardboard box in the open state.

FIG. 7 is a perspective view of another conventional cardboard box.
7A is a perspective view of the cardboard box in a closed state, and FIG. 7B is a perspective view of the cardboard box in an open state.

[Explanation of symbols]

 10 Cardboard box 11 Paper pattern 13A, 13B Flap 14A, 14B Inner flap 15 Lid 16 Break-away notch 16A Break-like slant notch 17 Insert hole 18 Grasping piece 19 Notch 20 Perforation 21 Fold line 24 Opening 25 outlet

Claims (5)

[Scope of utility model registration request] 1. A corrugated board made of corrugated cardboard is folded from a folding line to form a rectangular parallelepiped corrugated box, and a lid portion is formed which extends over any two orthogonal planes of the corrugated cardboard box.
Fracture cuts for separating the lid are formed along both side edges of one arbitrary surface of the corrugated board box, and the end side of the break cuts is moved toward the upper end of both side edges of the other orthogonal surface. Formed in a continuous manner so as to cross the orthogonal plane, the end portion of the broken cut portion is formed continuously, and the broken cut portion is cut off to extend over the two surfaces of the corrugated cardboard box. A corrugated cardboard box for packaging, characterized in that a take-out port is provided which can be opened and closed by the lid portion. 2. The broken notch formed on the orthogonal surface comprises:
It has a sloping sloping cut that inclines downward from the end of the sloping slash, and the lower end of this sloping sloping cut is connected by a horizontal insertion hole into which a hand can be inserted. The cardboard box for packaging according to claim 1, wherein: 3. The cardboard box for packaging according to claim 2, wherein notches of the grip pieces are formed on both sides of the upper edge of the insertion hole. 4. The corrugated cardboard box for packaging according to claim 3, wherein perforations for cutting the lid portion are provided by connecting the broken cut portions formed on an arbitrary surface of the corrugated cardboard box. 5. An opening for hooking is formed on both sides of the cardboard box, and an inner flap for closing the opening for hooking is additionally provided on the inside of both sides of the cardboard box. The cardboard box for packaging according to claim 4.