TWM609181U - Packaging box - Google Patents

Abstract

A packaging box includes two side plates respectively foldable connected to the first side edges of a bottom plate, wherein each side plate is connected with a fixing piece, on which a positioning slot is formed. A front plate and the a rear plate are respectively foldable connected to the second side edges of the bottom plate. Four reinforcement structures are respectively connected to the opposite side edges of the front plate and the back plate. Two cover plates are respectively connected to the front plate and the rear plate by a second folding line, and one side of each cover plate is connected with a positioning piece. Four reinforcing pieces are connected to opposite ends of each cover plate by the third folding lines, and each reinforcing sheet is placed in the accommodating space of each reinforcement structure by folding the cover plate along the second folding line. The front plate and the rear plate are folded to stand on the second side edge. The cover plate faces the bottom plate by the positioning piece being inserted into the positioning slot, wherein the reinforcement structures in which the reinforcing sheets are respectively placed are stand up on the first side edge of the bottom plate and attached to the outer surfaces of the two side plates. According to aforementioned assembly method, this packaging box can be easily and quickly formed.

Description

Packing box

This creation is about the structure of a packaging box, especially a packaging box that is folded and formed by an integrally formed cardboard.

Many items must be properly packaged in a packing box during home delivery. The packing is usually done by putting the items in the packing box, covering the lid of the packing box and then pasting it with adhesive tape to encapsulate it. Consumers must tear off the tape or cut the tape with a knife after receiving the packaging box. However, whether it is tearing off or cutting the tape, it is easy to cause different degrees of damage to the packaging box and tape, making the packaging box difficult. If it is recycled and reused, the damaged packaging box may be directly discarded, causing a waste of resources and not meeting environmental protection requirements. In addition, the box body of some packaging boxes is formed by wet paste and cannot be transported flat. Therefore, the transportation cost is increased and a larger storage space is required.

This creation provides a packaging box, which can be easily and quickly formed by using cardboard folding and inserting buckles, and has the advantages of beautiful packaging appearance and meeting environmental protection requirements.

The packaging box provided by this creation includes: bottom plate, two side plates, front plate, back plate, four reinforcing structure, two cover plates and four reinforcing pieces. The bottom panel includes two opposite first side edges and two opposite second side edges; the two side panels can be foldably connected to the two first side edges of the bottom panel respectively, and the side of each side panel away from the first side edge is connected by a first folding line There are positioning flaps, each positioning flap is formed with positioning grooves, and the two positioning grooves correspond to each other; the front plate and the rear plate can be foldably connected to the two second side edges of the bottom plate respectively, and the front plate includes two opposite third side edges, The rear plate includes two opposite fourth side edges; the four reinforcing structures are respectively connected to the two third side edges of the front plate and the two fourth side edges of the rear plate, and each reinforcing structure can be folded to form an accommodating space; the two cover plates are respectively borrowed The second fold line is connected to the side of the front panel and the back panel away from the bottom plate, each cover panel includes two opposite fifth side edges, and the side of each cover panel away from the second fold line is folded with a fixing piece between Between the two fifth side edges; each of the four reinforcing pieces is connected to each fifth side edge of each cover plate by the third folding line, and each cover plate is folded along the second folding line to make Each reinforcing piece of each cover plate is placed in each accommodating space. Wherein, when the two side plates are folded and stand on the two first side edges of the bottom plate respectively, the front plate and the back plate are respectively folded and stand on the two second side edges of the bottom plate, and each fixing piece of each cover plate is inserted into the two positioning grooves. Make each cover face the bottom plate, and the reinforcing structure of the reinforcing sheet connected to each cover plate is folded to stand on the first side edge of the bottom plate and contact an outer surface of the two side plates to complete the packaging box of this creation. Assembly.

In an embodiment of the present invention, each of the above-mentioned positioning flaps is connected to each side panel by a first folding line, the first folding line is parallel to the first side edge, and the above-mentioned positioning groove is parallel to the second side edge.

In an embodiment of the present creation, the aforementioned front panel and back panel include two opposite inner surfaces after being folded, and an edge of each reinforcing sheet is extended by a fourth folding line with a folding edge, and a button hole is formed on the folding edge. The four fold lines are perpendicular to the third fold line, wherein each cover plate is bent along the second fold line, and each reinforcing piece is bent along the third fold line, so that the fourth fold line is aligned with the third side edge of the front panel And the fourth side edge of the rear plate, and the folded edge is attached to the inner surface.

In an embodiment of the present creation, the aforementioned reinforcing structure includes a quadrilateral sheet, and the quadrilateral sheet includes a first edge and a second edge that are not adjacent to each other. The first edge is adjacent to the above-mentioned folded edge, and the second edge has a buckle. , There is an included angle between the third side edge and the second edge of the front panel, and between the fourth side edge and the second edge of the rear panel, the quadrilateral sheet includes diagonally connected double fold lines passing through the included angle, and the quadrilateral sheet follows the double fold line Fold in the direction of the inner surface so that the second edge with the buckle part is aligned with the fourth fold line, and the buckle part is buckled with the buckle hole, and the folded quadrilateral sheet constitutes the above-mentioned accommodating space.

In an embodiment of the present creation, the shape of the aforementioned quadrilateral sheet includes a kite shape, a rhombus shape, and a square shape.

In an embodiment of this creation, each of the above-mentioned cover plates includes a first long plate portion and a second long plate portion, the first long plate portion and the second long plate portion are arranged side by side, and the second long plate portion is located between the first long plate portion and the second long plate portion. Between a long plate portion and a fixing piece, two reinforcing pieces of each cover plate are respectively arranged on opposite sides of the first long plate portion.

In an embodiment of this creation, it further includes four inserts, which are respectively extended on the opposite ends of the second long plate portion of the above-mentioned cover plate, and each insert is inserted into the reinforcing piece adjacent to the insert. In the accommodating space.

In an embodiment of the present creation, each of the above-mentioned side plates is provided with a holding hole, and the holding holes on the two side plates are arranged at positions corresponding to each other on the above-mentioned side plate.

In an embodiment of the present creation, the above-mentioned packaging box is assembled by bending a cut and integrally formed cardboard.

In an embodiment of this creation, the aforementioned cardboard is a corrugated cardboard with a thickness greater than or equal to 3 mm.

This creation uses a pre-cut and pre-pressed cardboard to assemble a packaging box. The box can be easily and quickly formed by folding and snapping. There is no need for glue and nails, and there is no need for tape to stick after packaging items. It needs simple buckle to securely wrap the items.

In order to make the above and other purposes, features, and advantages of this creation more obvious and understandable, the following examples are specially cited, in conjunction with the accompanying drawings, to be described in detail as follows.

FIG. 1 is a schematic diagram of the three-dimensional appearance of a packaging box of an embodiment of the invention, and FIG. 2 is a schematic diagram of an expanded plan view of the packaging box of an embodiment of the invention. As shown in Figures 1 and 2, the packaging box 10 is assembled by bending a cut cardboard 10a. In one embodiment, the cardboard 10a is, for example, corrugated paper with a thickness of 3 mm or more, preferably three layers. B corrugated corrugated paper. The packing box 10 (or cardboard 10a) includes a bottom plate 12, two side plates 14, 14', a front plate 16, a rear plate 18, a four-reinforced structure 20, two cover plates 22, 22', and four-reinforced pieces 24. The bottom plate 12 is slightly rectangular, and includes two opposite first side edges 121, 121' and two opposite second side edges 122, 122'. The first side edges 121, 121' are, for example, the short sides of the bottom plate 12, and the second side The edges 122 and 122 ′ are, for example, the long sides of the bottom plate 12.

The two side plates 14, 14' are respectively foldably connected to the two first side edges 121, 121' of the bottom plate 12, as shown in FIG. 2, and the side of the two side plates 14, 14' away from the first side edges 121, 121' A positioning flap 26, 26' is respectively extended, a positioning slot 261, 261' is formed in the middle of the positioning flap 26, 26', wherein the positioning flap 26, 26' is connected to the side panel 14 by a first folding line 30, for example , 14', the first folding line 30 is, for example, parallel to the first side edges 121, 121' of the bottom plate 12, so that the positioning flaps 26, 26' can be bent toward the bottom plate 12, and the positioning grooves 261, 261' are, for example, parallel to the bottom plate The second side edges 122, 122' of 12. When the two side plates 14, 14' are folded on the first side edges 121, 121' of the bottom plate 12, the two positioning flaps 26, 26' face each other, and the two positioning grooves 261, 261' correspond to each other. In one embodiment, the two side plates 14, 14' are respectively provided with holding holes 28, 28', and the holding holes 28, 28' on the two side plates 14, 14' correspond to each other.

The front plate 16 and the rear plate 18 can be foldably connected to the two second side edges 122, 122' of the bottom plate 12, respectively. The front plate 16 includes two opposite third side edges 161, 161', and the rear plate 18 includes two opposite fourth side edges. 181, 181', the two third side edges 161, 161' are located on the opposite ends of the front plate 16 that are not adjacent to the bottom plate 12, and the two fourth side edges 181, 181' are located on the opposite ends of the rear plate 18 that are not adjacent to the bottom plate 12 .

In one embodiment, as shown in FIG. 2, each reinforcing structure 20 is a quadrilateral sheet, the shape of the quadrilateral sheet includes, for example, a kite-shaped, a rhombus, and a square, which are respectively connected to the third side edges 161, 161' and On the fourth side edges 181 and 181 ′ of the rear plate 18, the quadrilateral sheet includes a first edge 202 and a second edge 203 that are not adjacent to each other. The first edge 202 is a concave edge, and the second edge 203 has a buckle 204. The second edge 203 connected to the third side edges 161, 161' and the fourth side edges 181, 181' respectively has an included angle A, and the reinforcing structure 20 includes diagonally connected double fold lines 205, 205' passing through the included angle A, double fold lines There is a distance T between 205 and 205', and the reinforcing structure 20 is folded along the double fold lines 205 and 205' to form an accommodating space 201 (marked in FIG. 1). As shown in Figure 1, when the front panel 16 and the rear panel 18 are folded and stand on the second side edges 122, 122' of the bottom plate 12, the reinforcing structure 20 will cover the outer surfaces 141, 141 of the side panels 14, 14', and the folded back The front plate 16 and the rear plate 18 have opposite inner surfaces 162 and 182 (marked in FIG. 2).

The two cover plates 22, 22' are respectively connected to the side of the front plate 16 and the rear plate 18 away from the bottom plate 12 by the second folding line 32. The cover plates 22, 22' include opposite fifth side edges 221, 221', The five side edges 221, 221' are located at the opposite ends of the cover 22/22' that are not adjacent to the front plate 16/rear plate 18; and a fixing piece is folded on the side of the cover 22/22' away from the second fold line 32 36/36', the length of the fixing piece 36/36' is slightly shorter than the length of the cover plate 22/22', that is, slightly shorter than the distance between the two fifth side edges 221, 221'. In one embodiment, the cover plate 22/22' includes a first long plate portion 222/222' and a second long plate portion 223/223', and the first long plate portion 222/222' and the second long plate portion 223/ 223' are arranged side by side, and the second long plate portion 223/223' is interposed between the first long plate portion 222/222' and the fixing piece 36/36'.

Each reinforcing sheet 24 is respectively connected to the fifth side edges 221, 221' of the cover plates 22, 22' by a third folding line 34. In one embodiment, for example, they are provided on the first long plate portions 222, 222' On the opposite ends of the reinforcing sheet 24, a fourth folding line 38 extends with a folding edge 40 on one edge. The folding edge 40 is, for example, arcuate. The fourth folding line 38 is perpendicular to the third folding line 34 and is on the folding edge 40. A button hole 401 is formed. In one embodiment, as shown in the cardboard 10a of FIG. 2, in order to save the space of the entire cardboard, the concave edge of the first edge 202 of the quadrilateral sheet constituting the reinforcing structure 20 is exactly engaged with the arcuate shape of the folded edge 40, and the cardboard is cut At 10a, the reinforcing structure 20 and the reinforcing sheet 24 can be separated by cutting along the contour of the first edge 202. Also, please continue to participate as shown in Figs. 1 and 2. The packing box 10 (or cardboard 10a) of the reinforcing sheet 24 further includes four inserts 42, which are respectively extended on the second long plate portions 223 and 223 of the cover plates 22, 22' At opposite ends of 223', the insert 42 is, for example, fan-shaped.

3A and 3B are respectively a first state schematic diagram and a second state schematic diagram of a partial assembly process of the packaging box according to an embodiment of the present creation. In the above embodiment, the reinforcing sheet 24 is placed in the accommodating space 201 of the reinforcing structure 20, which also means that the reinforcing sheet 24 is covered by the reinforcing structure 20. As shown in FIG. 3A, the cover plate 22 and the front plate 16 Take the assembly of as an example, and the cover plate 22' and the back plate 18 are also assembled in the same or corresponding manner. During assembly, the cover 22 is bent along the second fold line 32, and the reinforcing sheet 24 is bent along the third fold line 34, so that the fourth fold line 38 is aligned with the third side edge 161/161' of the front panel 16. , And the folding edge 40 of the reinforcing sheet 24 is attached to the inner surface 162; then, the quadrilateral sheet of the reinforcing structure 20 is folded along the double folding lines 205, 205' toward the inner surface 162, so that the second edge with the buckle 204 203 is roughly aligned with the fourth folding line 38, and the buckle portion 204 is buckled with the buckle hole 401 on the fold 40. As shown in FIG. 3B, the folded quadrilateral sheet is slightly triangular and has a top surface 207. The thickness of the surface 207 is the distance T between the double fold lines 205 and 205 ′, which further constitutes the reinforcing structure 20. In this way, the assembly of the reinforcing sheet 24 and the reinforcing structure 20 strengthens the assembly and connection strength of the cover plate 22 and the front plate 16.

Fig. 4 is a schematic diagram of a state before sealing the packaging box of an embodiment of the invention. As shown in Fig. 4, when packaging materials, such as fruits and vegetables, have been placed on the bottom plate 12 (marked in Fig. 1), the side plates 14, 14' is folded and the two positioning flaps 26, 26' are bent toward each other, so that the two positioning grooves 261, 261' are opposite, and the front plate 16 that has been assembled with the cover 22 and the cover 22' are assembled in One of the rear plates 18 is folded up together. In FIG. 4, the rear plate 18 is folded up and assembled with the cover plate 22'. When the fixing piece 36' connecting the cover plate 22' is inserted into the two positioning grooves 261, 261 ', the cover plate 22' faces the bottom plate 12, and the reinforcing structure 20 placed in the reinforcing sheet 24 connected to the cover plate 22' is folded up on the first side edges 121, 121' of the bottom plate 12 (only marked 121 in FIG. 4) and touches The outer surface 141 of the side plates 14 and 14 ′ can further optionally insert the insert 42 into the accommodating space 201 of the reinforcing structure 20. After that, the front plate 16 assembled with the cover plate 22 is folded and erected, and the fixing piece 36 connecting the cover plate is also inserted into the two positioning grooves 261, 261', and the cover plate 22 faces the bottom plate 12 and is connected to the cover plate 22 The reinforcing structure 20 into which the reinforcing sheet 24 is placed is folded up on the first side edges 121, 121' of the bottom plate 12 and contacts the outer surface 141 of the side plates 14, 14', and the insert 42 can optionally be further inserted into the reinforcing structure In the accommodating space 201 of 20, the packing box 10 shown in FIG. 1 is thus completed.

In an embodiment of the present invention, the integral structure design can reduce the waste of cardboard materials. Among them, the fold lines on the cardboard are pre-pressed first, and the folding and buckle methods can be used quickly and easily during assembly and molding. The box is formed. There is no need to glue the nails during the forming process, and the food can be firmly wrapped by simply inserting the buckle. The box will not be damaged when opening the box, and the appearance of the box will not be affected by the residual glue of the tape. It has the outer packaging. It has the advantages of beautiful appearance, reduced resource waste and packaging cost, and can be used in a variety of product packaging; in addition, when using B corrugated corrugated cardboard raw materials, it can improve the toughness of the box and meet the needs of multiple opening and closing. Furthermore, when recycling, the packaging box can be opened and flattened, saving transportation and storage space, and repeatedly recycling and using, which can reduce the energy consumption in production. The cardboard material can be 100% recycled. Environmental impact is minimized to meet environmental protection needs.

Although this creation has been disclosed in the above examples, it is not used to limit this creation. Those with ordinary knowledge in the technical field to which this creation belongs can make some changes and modifications without departing from the spirit and scope of this creation. Therefore, the scope of protection of this creation shall be subject to the scope of the attached patent application.

10: Packing box 10a: cardboard 12: bottom plate 121, 121’: First side edge 122, 122’: second side edge 14, 14’: side panels 141: Outer surface 16: front panel 161, 161’: third side edge 162: inner surface 18: rear panel 181, 181’: Fourth side edge 182: inner surface 20: Reinforcement structure 201: accommodation space 202: first edge 203: The second edge 204: Buckle 205, 205’: Double polyline T: distance 207: top surface 22, 22’: Cover 221, 221’: Fifth side edge 222, 222’: The first long board part 223, 223’: The second long board part 24: Reinforcement film 26, 26’: Positioning flap 261, 261’: positioning slot 28, 28’: Grip hole 30: The first fold line A: included angle 32: The second fold line 34: Third fold line 36, 36’: Fixed piece 38: Fourth fold line 40: Folding 42: Insert 401: buttonhole

Fig. 1 is a schematic diagram of a three-dimensional appearance of a packaging box according to an embodiment of the invention. Figure 2 is a schematic diagram of an unfolded plan view of the packaging box of an embodiment of the present creation. 3A and 3B are respectively a first state schematic diagram and a second state schematic diagram of a partial assembly process of the packaging box according to an embodiment of the present creation. Fig. 4 is a schematic diagram of a state before sealing of the packaging box of an embodiment of the present creation.

10: Packing box

121: first side edge

122: second side edge

14: side panel

141: Outer surface

16: front panel

161, 161’: third side edge

181: fourth side edge

20: Reinforcement structure

201: accommodation space

22, 22’: Cover

221, 221’: Fifth side edge

222, 222’: The first long board part

223, 223’: The second long board part

24: Reinforcement film

32: The second fold line

34: Third fold line

42: Insert

Claims (10)

A packing box that contains: A bottom plate including two opposite first side edges and two opposite second side edges; The two side panels are respectively foldable and connected to the two first side edges of the bottom plate, and the side of each side panel away from each of the two first side edges is connected to a positioning flap by a first folding line, each A positioning groove is formed on the positioning flap, and the two positioning grooves correspond to each other; A front plate and a rear plate respectively foldable and connected to the two second side edges of the bottom plate, the front plate includes two opposite third side edges, and the rear plate includes two opposite fourth side edges; Four reinforcing structures, each connected to the two third side edges of the front plate and the two fourth side edges of the rear plate, each of the reinforcing structures can be folded to form an accommodating space; Two cover plates are respectively connected to the side of the front plate and the back plate away from the bottom plate by a second folding line, each of the two cover plates includes two opposite fifth side edges, and each of the two cover plates is far away One side of the second folding line is folded with a fixing piece between the two fifth side edges; and Four reinforcing pieces, each reinforcing piece is connected to each fifth side edge of each cover plate by a third folding line, and each of the two cover plates is bent along the second folding line, so that Each of the reinforcing pieces of each of the two cover plates is placed in each of the accommodating spaces, Wherein, when the two side plates are respectively folded and stand on the two first side edges of the bottom plate, the front plate and the rear plate are respectively folded and stand on the two second side edges of the bottom plate. The fixing piece is inserted into the two positioning grooves so that each of the two cover plates faces the bottom plate, and the two reinforcing structures into which the two reinforcing pieces connected to each of the two cover plates are respectively folded stand on the bottom plate. Two first side edges contact an outer surface of each of the two side plates, and the packaging box is assembled. The packaging box according to claim 1, wherein the first folding line is parallel to the two first side edges, and the two positioning grooves are parallel to the second side edges. The packaging box according to claim 1, wherein the front panel and the rear panel include two inner surfaces that are folded and stand opposite each other, and an edge of each reinforcing sheet extends along a fourth folding line with a folding edge, and the folding A button hole is formed on the side, the fourth folding line is perpendicular to the third folding line, wherein each of the two cover plates is bent along the second folding line, and each of the reinforcing sheets is bent along the third folding line Fold so that the fourth folding line is aligned with the third side edge of the front panel and the fourth side edge of the rear panel, and the folded edge is attached to the inner surface. The packaging box according to claim 3, wherein each of the reinforcing structure includes a quadrilateral sheet, the quadrilateral sheet including a non-adjacent first edge and a second edge, wherein the first edge is opposite to the folded edge Next, the second edge has a buckle, an included angle is formed between the second edge and the third side edge, and between the second edge and the fourth side edge, and the quadrilateral piece includes one of diagonally connected The double fold line passes through the included angle, the quadrilateral sheet is folded along the double fold line to the direction of the inner surface, so that the second edge with the buckle part is aligned with the fourth fold line, and the buckle part is buckled with the buckle hole, The folded quadrilateral sheet constitutes the accommodating space, and the reinforcing sheet is placed in the accommodating space. The packaging box according to claim 4, wherein the shape of the quadrilateral sheet includes a kite shape, a diamond shape, and a square shape. The packaging box according to claim 1, wherein each of the cover plates includes a first long plate portion and a second long plate portion, the first long plate portion and the second long plate portion are arranged side by side and the first long plate portion The two long plate portions are located between the first long plate portion and the fixing piece, and the two reinforcing pieces of each cover plate are respectively arranged on opposite sides of the first long plate portion. The packaging box according to claim 6, wherein it further comprises four inserts, which are respectively extended on opposite ends of the second long plate portion of the two cover plates, and each insert is inserted adjacent to the insert The reinforcing sheet is placed in the accommodating space. The packaging box according to claim 1, wherein each of the two side plates is provided with a holding hole, and the positions of the holding holes on the two side plates correspond to each other. The packaging box according to claim 1, wherein the packaging box is assembled by bending a cut cardboard. The packaging box according to claim 9, wherein the cardboard is a three-layer corrugated cardboard with a thickness greater than or equal to 3 mm.

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