CN108248988A - A kind of Packaging Box - Google Patents

Abstract

The invention discloses a packaging carton, which belongs to the technical field of packaging. The packaging carton has an integrated structure, including a bottom plate, side plates, end plates, reinforcement plates and cover plates. The opposite sides of the bottom plate are connected to the side plates, and the opposite sides are connected to End panels and reinforcement panels are connected to both ends of each side panel, and cover panels are connected to the side of each side panel away from the bottom panel; when in use, the side panels are folded to be perpendicular to the bottom panel, and the reinforcement panels are folded toward the direction close to the bottom panel to be in line with the bottom panel. The side panels are vertical, the end panels are folded along the reinforcing plate, and are clamped with the reinforcing plate, and the cover panels are folded toward a direction close to the reinforcing plate, and are clamped with the reinforcing plate. The end plate and the cover plate are clamped through the reinforcement plate, without nails and adhesive tapes, and can be formed by folding and clamping, which reduces labor and machine investment and reduces costs; the packaging carton of the integrated structure is safe and durable, and is easy to disassemble. The box body will not be damaged when disassembled and can be reused. The reinforcement board and the end board overlap on the side of the carton after being folded, which can strengthen the structural strength of the side of the carton.

Description

a packing carton

technical field

The invention relates to the technical field of packaging, in particular to a packaging carton.

Background technique

Items need packing boxes for protection during transportation and storage, and packing boxes are widely used in daily life. Common packaging boxes are generally made of corrugated paper, including a closed square or rectangle to form the main body of the packaging box. The bottom and top of the box are respectively composed of four or two pieces of cardboard connected to the side panels. The bottom (top) cardboards are connected to each other. Cross-fold together to close the box. When such a packing box is used, both sides need to be nailed, and the bottom and top of the box also need adhesive tape to stick the seal. The above method is not only time-consuming and labor-intensive, but also the way of binding is easy to cause misalignment on both sides, and the folded part will have an extra thickness of cardboard, which increases the assembly process, wastes manpower and increases costs; the way of tape sealing is inconvenient to disassemble and easy to tear Broken cardboard, damage the box.

Contents of the invention

The object of the present invention is to provide a packaging carton to solve the technical problems of complicated assembly, high cost and inconvenient disassembly of the packaging box in the prior art.

As above design, the technical solution adopted in the present invention is:

A packaging carton, the packaging carton is an integrated structure, comprising:

The bottom plate is connected with side plates on two opposite sides, and is connected with end plates on the opposite two sides;

reinforcement plates connected to both ends of each of said side plates;

a cover plate connected to a side of each of the side plates away from the bottom plate;

When in use, the side panels are folded to be perpendicular to the bottom panel, the reinforcement panels are folded toward the direction close to the bottom panel to be perpendicular to the side panels, the end panels are folded along the reinforcement panels, and The reinforcement board is clamped, and the cover plate is folded toward the direction close to the reinforcement board, and is clamped with the reinforcement board.

Wherein, a folded plate is connected to a side of the end plate away from the bottom plate, and the end plate and the folded plate clamp both sides of the reinforcing plate.

Wherein, an insertion piece is provided on a side of the folded plate far away from the end plate, and first insertion holes for matching with the insertion piece are opened at both ends of the bottom plate at edges.

Wherein, the upper end surface of the reinforcing plate is provided with buckles, and the connection between the end plate and the folded plate is provided with a second socket that fits with the buckles.

Wherein, a third insertion hole matching with the buckle is provided on the cover plate at a position corresponding to the buckle.

Wherein, the buckle passes through the third insertion hole, one side of the buckle is provided with a protrusion, and the lower end surface of the protrusion abuts against the upper surface of the cover plate.

Wherein, the reinforcement plate is provided with an avoidance groove at a position corresponding to the first insertion hole.

Wherein, the upper end surface of the protrusion is a guiding slope.

Wherein, the reinforcement board includes a first reinforcement board and a second reinforcement board, the second reinforcement board, the first reinforcement board, and the side boards are sequentially connected, and the second reinforcement board is connected with the first reinforcement board along the The joints of the stiffeners are folded to form a double layer structure.

Wherein, the side of the side plate away from the bottom plate is provided with a through hole at the edge.

Beneficial effects of the present invention:

The packing carton proposed by the present invention has an integral structure, and the end plate and the cover plate are clamped through the reinforcing plates at both ends of the side plate, without nails and adhesive tapes, and can be formed by folding and clamping, reducing labor and machine labor High investment and cost reduction; the packaging carton with integrated structure is safe and durable, easy to disassemble, and the box body will not be damaged when disassembled, and can be reused. In addition, the reinforcement board and the end board overlap on the side of the carton after being folded, which can strengthen the structural strength of the side of the carton.

Description of drawings

Fig. 1 is the schematic diagram when the packaging carton provided by the present invention is not folded;

Fig. 2 is a partial structural representation of the packaging carton provided by the present invention;

Fig. 3 is the structural representation of the packaging carton provided by the present invention;

Fig. 4 is a schematic cross-sectional view of a part of the structure of the packaging carton provided by the present invention;

Fig. 5 is an enlarged view of place A of Fig. 4;

Fig. 6 is a structural schematic diagram of one direction of the packaging carton provided by the present invention;

Fig. 7 is a structural schematic diagram of another direction of the packaging carton provided by the present invention.

In the picture:

1. Bottom plate; 11. The first jack;

2. Side plate; 21. Through hole;

3. End plate; 31. Second jack;

4. Reinforcement plate; 41. Buckle; 411. Protrusion; 42. Avoidance groove; 43. First reinforcement plate; 44. Second reinforcement plate;

5. Cover plate; 51. The third jack;

6. Folding plate; 61. Insert piece;

71. First folding line; 72. Second folding line; 73. Third folding line; 74. Fourth folding line; 75. Fifth folding line; 76. Sixth folding line; 77. Seventh folding line.

Detailed ways

In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved clearer, the technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific implementation methods. It should be understood that the specific embodiments described here are only used to explain the present invention, but not to limit the present invention. In addition, it should be noted that, for the convenience of description, only the parts related to the present invention are shown in the drawings but not all of them.

Referring to FIG. 1 to FIG. 7 , an embodiment of the present invention provides a packaging carton, and the packaging carton has an integral structure. Wherein, both Fig. 2 and Fig. 4 hide the end plate 3 . The packaging carton includes a bottom panel 1 , a side panel 2 , an end panel 3 , a reinforcement panel 4 and a cover panel 5 . The opposite two sides of the base plate 1 are connected to the side plates 2, and the opposite two sides are connected to the end plates 3, the reinforcement plate 4 is connected to both ends of each side plate 2, and the cover plate 5 is connected to one side of each side plate 2 away from the bottom plate 1. side.

A first folding line 71 is set between the bottom plate 1 and the side plate 2, a second folding line 72 is set between the side plate 2 and the reinforcement plate 4, a third folding line 73 is set between the end plate 3 and the bottom plate 1, and the cover A fourth folding line 74 is provided between the panel 5 and the side panel 2 .

During use, as shown in Figure 2, the side panel 2 is folded to be perpendicular to the bottom panel 1 along the first folding line 71, and the reinforcement panel 4 is folded to be perpendicular to the side panel 2 along the second folding line 72 toward the direction close to the bottom panel 1 (hidden End plate 3); as shown in Figure 3, the end plate 3 is folded close to the reinforcing plate 4 along the third folding line 73 to be perpendicular to the bottom plate 1, and is clamped with the reinforcing plate 4; as shown in Figure 7, the cover plate 5 is The four folding lines 74 are folded towards the direction close to the reinforcing plate 4, and are engaged with the reinforcing plate 4 to complete the engaging of the entire box body. The packaging carton of this embodiment connects the end plate 3 and the cover plate 5 through the reinforcing plate 4, without nails and adhesive tape, and can be formed by folding and clamping, which reduces labor and machine investment and reduces costs; the integrated structure The packaging carton is safe and durable, easy to disassemble, and the box body will not be damaged when disassembled, and can be reused. After the packaging carton is disassembled, it can be stacked and placed, occupying a small space. In addition, the reinforcing plate 4 and the end plate 3 overlap on the side of the carton after being folded, which can strengthen the structural strength of the side of the carton.

The side of the end plate 3 away from the bottom plate 1 is connected with a folded plate 6, and the folded plate 6 is folded along the junction of the end plate 3 and the folded plate 6, so that the end plate 3 and the folded plate 6 clamp the reinforcement plate 4 The two sides can further increase the strength of the end structure.

A fifth folding line 75 is arranged between the end plate 3 and the folded plate 6. Considering that the folded plate 6 needs to be bent twice during the folding process, and the reinforcing plate 4 has a certain thickness, the end plate 3 A sixth folding line 76 parallel to the fifth folding line 75 is arranged between the folding plate 6 , and a transition plate is formed between the fifth folding line 75 and the sixth folding line 76 . In the process of folding the folded plate 6, first fold along the fifth fold line 75 so that the folded plate 6 is perpendicular to the end plate 3, and then fold along the sixth fold line 76 so that the folded plate 6 is parallel to the end plate 3. , the transition plate corresponds to the upper end surface of the reinforcement plate 4 .

An inserting piece 61 is provided on the side of the folding plate 6 far away from the end plate 3 , and first insertion holes 11 matching the inserting piece 61 are opened at both ends of the bottom plate 1 at the edges. After the folded plate 6 is folded along the sixth folding line 76, the insertion piece 61 is inserted into the first insertion hole 11 to position the folded plate 6 to ensure fast connection.

A buckle 41 is provided on the upper surface of the reinforcing plate 4 , and a second insertion hole 31 matching the buckle 41 is provided at the junction of the end plate 3 and the folded plate 6 . In this embodiment, the second insertion hole 31 is opened on the transition board. When the folded plate 6 is folded along the fifth folding line 75 , the buckle 41 is inserted into the second socket 31 to position the end plate 3 and the folded plate 6 to ensure fast connection.

A third insertion hole 51 matching with the buckle 41 is opened on the cover plate 5 at a position corresponding to the buckle 41 . When the cover 5 is folded along the fourth folding line 74 , the buckle 41 is inserted into the third insertion hole 51 to position the cover 5 .

In order to ensure that the position limit of the cover plate 5 is more stable, one side of the buckle 41 is provided with a protrusion 411. After the buckle 41 passes through the third socket 51, the lower end surface of the protrusion 411 abuts against the upper surface of the cover plate 5 , to ensure that the cover plate 5 is not loose, and also play a role in strengthening the overall structure. The upper end surface of the protrusion 411 is a guiding slope, which is convenient for inserting into the third insertion hole 51 , and the lower end surface of the protrusion 411 is a plane, which is convenient for abutting against the cover plate 5 .

A avoidance groove 42 is defined at a position of the reinforcing plate 4 corresponding to the first insertion hole 11 to provide an avoidance space for the buckle 41 . In actual use and transportation, it is often necessary to stack multiple packing boxes, because the buckle 41 protrudes from the upper surface of the cover plate 5. In order to prevent the buckle 41 from being crushed, when multiple packing boxes are stacked, one package The buckle 41 of the box can be inserted into the first socket 11 of another packing box, which not only protects the structure of the buckle 41, but also avoids shaking and collision problems during transportation.

A through hole 21 is opened at the edge of the side plate 2 away from the bottom plate 1 . Here, there is no limitation on the location and number of the through holes 21, which can be set according to actual needs. In this embodiment, the through hole 21 is not only used for ventilation, but also facilitates the movement or handling of the packaging carton.

In this embodiment, the reinforcing plate 4 includes a first reinforcing plate 43 and a second reinforcing plate 44, the second reinforcing plate 44, the first reinforcing plate 43, and the side plates 2 are sequentially connected, and the second reinforcing plate 44 is connected with the first reinforcing plate The joints of the plates 43 are folded to form a double layer structure with buckles 41 .

A seventh folding line 77 is arranged between the first reinforcing plate 43 and the second reinforcing plate 44, and the second reinforcing plate 44 is folded along the seventh folding line 77 and overlapped with the first reinforcing plate 43, and then folded along the second folding line 72 To be perpendicular to side plate 2. The connection between the first reinforcement board 43 and the second reinforcement board 44 is provided with notches for forming buckles 41 and protrusions 411 . The reinforcement board 4 is designed with a double-layer structure. On the one hand, it increases the structural strength, and on the other hand, it makes reasonable use of the cardboard in terms of size, so as to avoid waste of resources.

A piece of cardboard is cut and made into a cardboard structure as shown in Figure 1, and then folded to form a packaging carton. Because the upper, lower, left, and right sides of the cardboard are symmetrical, it is easy to cut and the production efficiency is improved. The size of the cardboard is set according to actual needs. The above-mentioned packaging cartons can be used for outer packaging such as TV sets, mobile phones and computer monitors, and are not limited here.

The above embodiments only set forth the basic principles and characteristics of the present invention. The present invention is not limited by the above embodiments. On the premise of not departing from the spirit and scope of the present invention, the present invention also has various changes and changes. These changes and changes are all fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. a kind of Packaging Box, which is characterized in that the Packaging Box is structure as a whole, including：

Bottom plate (1), opposite both sides are connected with side plate (2), and opposite another both sides are connected with end plate (3)；

Reinforcing plate (4) is connected to the both ends of each side plate (2)；

Cover board (5) is connected to side of each side plate (2) far from the bottom plate (1)；

In use, the side plate (2) is folded to vertical with the bottom plate (1), the reinforcing plate (4) is to close to the bottom plate (1) Direction be folded to it is vertical with the side plate (2), the end plate (3) along the reinforcing plate (4) fold, and with the reinforcing plate (4) it is clamped, the cover board (5) folds to close to the direction of the reinforcing plate (4), and is clamped with the reinforcing plate (4).

2. Packaging Box according to claim 1, which is characterized in that side of the end plate (3) far from the bottom plate (1) Turnover board (6) is connected with, after folding, the end plate (3) clamps the two sides of the reinforcing plate (4) with the turnover board (6).

3. Packaging Box according to claim 2, which is characterized in that the one of the separate end plate (3) of the turnover board (6) Side is provided with inserted sheet (61), and the both ends of the bottom plate (1) offer the first jack coordinated with the inserted sheet (61) in edge (11)。

4. Packaging Box according to claim 3, which is characterized in that the upper surface of the reinforcing plate (4) is provided with buckle (41), the junction of the end plate (3) and the turnover board (6) offers the second jack with buckle (41) cooperation (31)。

5. Packaging Box according to claim 4, which is characterized in that the buckle (41) is corresponded on the cover board (5) Position offers the third jack (51) with buckle (41) cooperation.

6. Packaging Box according to claim 5, which is characterized in that the buckle (41) is across the third jack (51), the side of the buckle (41) is provided with raised (411), and the lower face of the protrusion (411) is upper with the cover board (5) Surface abuts.

7. Packaging Box according to claim 6, which is characterized in that corresponding first jack of the reinforcing plate (4) (11) position offers escape groove (42).

8. Packaging Box according to claim 6, which is characterized in that the upper surface of the protrusion (411) is guiding surface.

9. according to claim 1-8 any one of them Packaging Box, which is characterized in that the reinforcing plate (4) adds including first Strong plate (43) and the second reinforcing plate (44), second reinforcing plate (44), first reinforcing plate (43), the side plate (2) according to Secondary connection, second reinforcing plate (44) fold to form double-layer structure along the junction with first reinforcing plate (43).

10. according to claim 1-8 any one of them Packaging Box, which is characterized in that the side plate (2) is far from the bottom plate (1) side offers through-hole (21) in edge.