TWI774626B - Carton structure - Google Patents

Abstract

A carton structure is formed via a first cardboard structure and a second cardboard structure which respectively includes a first side board, a second side board, a first buffer board set and two second buffer board sets. The first side board includes a first side and an opposite second side. The second side board is connected to the first side, and including two opposite side board connecting sides. The first buffer board set includes a first connecting plate connected to the second side. The two second buffer board sets are respectively connected to the two side board connecting sides. The second side board and the first buffer board respectively bend relative to the first side board, the first connecting plate of the first cardboard structure is attached to the second side board of the second cardboard structure, and the first connecting plate of the second cardboard structure is attached to the second side board of the first cardboard structure, to form the carton structure with a containing space. The second buffer board sets are bent to the containing space and fix the first buffer board sets.

Description

carton structure

The present invention relates to a carton structure and its cardboard structure, in particular to a carton structure and its cardboard structure which can provide buffering and protection functions for internal items and reduce material cost and assembly time.

When transporting sophisticated electronic products, a buffer structure will be set on the outer box of the electronic products to avoid the electronic products being collided and malfunctioning during transportation. Inside the general outer box, an upper ㄇ-shaped partition, a lower ㄇ-shaped partition and a middle part enclosure-type partition will be placed around the electronic product. These three sets of partitions will cover the upper space of the electronic product, The space below and the surrounding space can provide sufficient cushioning effect on electronic products. However, the above-mentioned three sets of separators are all folded from large-area paper, and all the three sets of separators need to be manually folded and assembled, which consumes a lot of assembling man-hours and material costs.

The main purpose of the present invention is to provide a carton structure that can provide cushioning and protection functions for the internal articles, and reduce material cost and assembly time. It also solves the problem that the traditional carton requires multiple sheets of cardboard with different structures to produce a multi-directional buffer function, reduces the cardboard materials that need to be controlled and further reduces the management cost.

In order to achieve the above purpose, a carton structure of the present invention is composed of a first cardboard structure and a second cardboard structure. The first cardboard structure and the second cardboard structure each include a first side panel, a second side panel, a A first buffer plate group and two second buffer plate groups. The first side plate includes a first side and a second side opposite to the first side. The second side plate is connected to the first side edge, and the second side plate includes opposite side plate connecting edges, and the two side plate connecting edges are connected to the first side edge. The first buffer plate set includes a first connecting plate connected to the second side. The two second buffer plate sets are respectively connected to the connecting edges of the two side plates. The second side plate and the first buffer plate set are respectively bent relative to the first side plate, the first connecting plate of the first cardboard structure is attached to the second side plate of the second cardboard structure, and the first connecting plate of the second cardboard structure is The second side plate of the first cardboard structure is laminated to form a carton structure with an accommodating space, and the second buffer plate set of the first cardboard structure and the second cardboard structure are bent toward the accommodating space and fastened to the first The first buffer plate sets of the cardboard structure and the second cardboard structure.

According to an embodiment of the present invention, each first buffer plate set further includes a first folded plate, and two opposite sides of each first connecting plate are respectively connected to the corresponding first folded plate and the corresponding second side edge , each first folded plate is suitable for being bent relative to the corresponding first connecting plate and accommodated in the accommodating space.

According to an embodiment of the present invention, each of the first folding plates further includes a first mainboard connecting edge, a second mainboard connecting edge opposite to the first mainboard connecting edge, and a plurality of first engaging portions, and the first mainboard connecting edge The first connection board is connected to the side connected to the second main board, and the plurality of first engaging parts are arranged on the connection side of the first main board and the connection side of the second main board.

According to an embodiment of the present invention, each second buffer plate set includes a plurality of second engaging portions respectively. When the second buffer plate sets are bent toward the accommodating space, the plurality of second engaging portions are correspondingly engaged with the plurality of first engaging portions.

According to an embodiment of the present invention, each second buffer plate set further includes a second connecting plate and a second folding plate connected to each other, and the second connecting plate is located between the corresponding second side plate and the second folding plate, A plurality of second engaging parts are arranged on the second folded plates.

According to an embodiment of the present invention, the carton structure further includes two third buffer plate sets, which are respectively disposed on the connecting edges of the first main boards of the first cardboard structure and the second cardboard structure.

According to an embodiment of the present invention, each of the third buffer plate sets includes a third connecting plate and a third folded plate connected to each other, and the third connecting plate is located between the third folded plate and the corresponding first folded plate .

According to an embodiment of the present invention, the first buffer plate set further includes a protruding portion disposed on the connecting edge of the first main board.

According to an embodiment of the present invention, the first cardboard structure and the second cardboard structure each further include a hole, and the hole is disposed in the third buffer plate set.

According to an embodiment of the present invention, the carton structure further includes a plurality of partitions, and the plurality of partitions respectively include a plurality of partition clamping grooves; each first buffer plate group further includes a plurality of first mainboard connecting edge clamping grooves, the plurality of first The clamping grooves on the connecting side of the main board are correspondingly matched with the plurality of partition clamping grooves, so that the plurality of partitions are clamped to the first buffer plate group.

According to an embodiment of the present invention, the first cardboard structure and the second cardboard structure each further include two cover panels, and each first side panel further includes a third side edge and a fourth side edge opposite to the third side edge , the two cover plates are respectively connected to the third side edge and the fourth side edge of the corresponding first side plate.

According to an embodiment of the present invention, each partition further includes two partition grooves; each of the first cardboard structure and the second cardboard structure further includes two third buffer plate sets respectively connecting the two cover plates; when When the cover plates cover the accommodating space, the third buffer plate sets are located in the partition grooves.

According to an embodiment of the present invention, each of the third buffer plate sets includes a third connecting plate and a third folding plate that are foldable relative to each other, and two opposite sides of the third connecting plate are respectively connected to the third folding plate and the corresponding cover plate.

The effect of the present invention lies in that the cardboard structure with the same structure is folded to form a carton structure that can accommodate articles, and the functions of buffering and protection are provided to the inner articles of the carton structure in different directions. Compared with the traditional carton that requires multiple sheets of cardboard with different structures to produce the multi-directional buffer function, the present invention can reduce the material cost, weight, materials and assembly time, and can reduce the cardboard materials to be controlled and further reduce the management cost. .

In order to better understand the technical content of the present invention, preferred specific embodiments are given as follows. Please refer to FIG. 1 to FIG. 5 for the structure of the carton according to the first embodiment of the present invention. 1 is a schematic diagram of the front and back of the first cardboard structure and the second cardboard structure of the carton structure according to the first embodiment of the present invention; FIG. 2 is the first embodiment of the present invention. Schematic diagram of the structure of two cardboards; FIG. 3 is a schematic diagram of the structure of a carton by bending the second folded plate according to the first embodiment of the present invention; FIG. 4 is the second folded plate of the first embodiment of the present invention bent to the first card Schematic diagram of the carton structure in which the joint part and the second joint part are mutually locked; FIG. 5 is a schematic diagram of the carton structure in which the third connecting plate is bent according to the first embodiment of the present invention.

As shown in FIG. 1 and FIG. 2, the carton structure 100 of the present invention is composed of a first cardboard structure 1 and a second cardboard structure 1a. It should be noted here that the carton structure 100 of the present invention is composed of a complete structure. The same first cardboard structure 1 and second cardboard structure 1a are combined; in the present invention, in order to clearly distinguish the two, the symbol suffix of the second cardboard structure 1a and its sub-components is all added with a. Since the structures of the first cardboard structure 1 and the second cardboard structure 1a are exactly the same, the first cardboard structure 1 is mainly used to describe the details of the structure below. Those skilled in the art should be able to describe the structure of the first cardboard structure 1 Rather, the structure of the second cardboard structure 1a is understood.

In the first embodiment, the first cardboard structure 1 of the present invention includes a first side panel 10, a second side panel 20 and a first buffer panel set 40, wherein the first side panel 10 is a rectangular cardboard including a first side panel Side 11, a second side 12, a third side 13 and a fourth side 14, wherein the first side 11 and the second side 12 are short-axis sides of a rectangle and are opposite to each other, The three sides 13 and the fourth side 14 are long-axis sides of the rectangle and are opposite to each other. It should be noted here that the shape of the first side plate 10 is not limited to a rectangle with four sides of unequal length, for example, the first side plate 10 may also be a square shape. The second side panel 20 is a quadrilateral cardboard and is connected to the first side 11 with the first side panel 10 .

The first buffer plate set 40 in this embodiment is rectangular and connected with the first side plate 10 to the second side edge 12 . The first buffer plate set 40 includes a first connecting plate 41 and a first folding plate 42 . The first folding plate 42 can be bent relative to the first connecting plate 41 . Two opposite sides of the first connecting plate 41 are respectively connected to the first folding plate 42 and the second side 12 , so that the first buffer plate set 40 is connected to the second side 12 through the first connecting plate 41 and the first side plate 10 . . When the first cardboard structure 1 is turned from a flat state to a folded state, the second side plate 20 and the first buffer plate group 40 are respectively bent relative to the first side plate 10 , and the first connecting plate 41 of the first cardboard structure 1 is connected to the The second side panel 20a of the second cardboard structure 1a is attached, and the first connecting panel 41a of the second cardboard structure 1a is attached to the second side panel 20 of the first cardboard structure 1 to form a carton structure 100 having an accommodating space 800 , and the second buffer plate sets 50, 50a of the first cardboard structure 1 and the second cardboard structure 1a are bent toward the accommodating space 800 and fastened to the first cardboard structure 1 and the second cardboard structure 1a. The buffer plate sets 40, 40a, the first folded plates 43, 43a are adapted to be bent relative to the corresponding first connecting plates 41, 41a and accommodated in the accommodating space 800, thereby allowing the first buffer plate sets 40, 40a to be opposite to each other. The contents inside the carton structure 100 provide cushioning and protection functions, and reduce the material cost and assembly man-hours of the carton structure 100 . In this embodiment, the first connecting plate 41 further includes an adhesive surface 411, and the adhesive surface 411 is a piece of paper to which adhesive is attached; when the first cardboard structure 1 and the second cardboard structure 1a form the carton structure 100, the adhesive surface 411 is used for The second side panel 20a of the second cardboard structure 1a is bonded to a side of the second side panel 20a facing the accommodating space 800 .

As shown in FIG. 1 and FIG. 2 , the two second buffer plate sets 50 in this embodiment are respectively disposed on the connecting edges 21 of the two side plates, and each second buffer plate set 50 includes two second engaging portions 53 . This embodiment The second locking portion 53 in the middle is a second locking groove. In addition, the first folding board 42 further includes a first mainboard connecting edge 421 , a second mainboard connecting edge 422 opposite to the first mainboard connecting edge 421 , and four first engaging portions 423 . The engaging portion 423 is in the form of a first securing slot, wherein the first motherboard connecting edge 421 and the second motherboard connecting edge 422 are respectively connected to the first connecting board 41 , and the four first engaging portions 423 are disposed on the first motherboard connecting edge The connecting edge 421 of the second main board 421 is located on the upper and lower sides of the first folding plate 42 , and the first engaging portion 423 is used for clamping the second buffer plate set 50 . Therefore, when the first cardboard structure 1 and the second cardboard structure 1a form the carton structure 100, the second buffer plate groups 50 of the first cardboard structure 1 are respectively bent relative to the second side plates 20, so that the first cardboard structure 1 The plurality of second engaging portions 53 are correspondingly engaged with the first engaging portion 423 of the first cardboard structure 1 and the first engaging portion 423a of the second cardboard structure 1a, and the two second buffer plate sets 50a of the second cardboard structure 1a are respectively The second side plate 20a is bent so that the plurality of second engaging portions 53a of the second cardboard structure 1a are correspondingly engaged with the first engaging portions 423 of the first cardboard structure 1 and the first engaging portions 423a of the second cardboard structure 1a , so as to strengthen the structural strength of the carton structure 100 . It should be noted here that the two first engaging portions 423 of the first folding plate 42 in this embodiment are disposed on the first main board connecting edge 421 and extend perpendicular to the first main board connecting edge 421 (ie, open upwards). The other two first engaging portions 423 are disposed on the second mainboard connecting edge 422 and extend perpendicular to the second mainboard connecting edge 422 (ie, open downwards). However, the number of the first engaging portions 423 is not limited to the above. For example, the number of the first engaging portions 423 can be changed to any number of two or more, so as to cooperate with and fasten two or more of the second buffer plates. Groups 50, 50a.

The two second buffer plate sets 50 in this embodiment further include a second connecting plate 51 and a second folding plate 52 connected to each other, wherein the second connecting plate 51 and the second folding plate 52 can be bent relative to each other. A second connecting plate 51 is located between the corresponding second side plate 20 and the second folding plate 52 . A plurality of second engaging portions 53 are arranged on the second folded plate 52 and the openings are located on the side of the second folded plate 52 that faces away from the second connecting plate 51, whereby the first cardboard structure 1 and the second cardboard structure 1a constitute a carton structure At 100°, the second folding plate 52 can be bent to allow the second engaging portion 53 to move to cooperate with the first engaging portion 423 to fasten the second folding plate 52 to the first folding plate 42 . However, the number of the second engaging portions 53 is not limited to two, and can be changed to any number of two or more according to design requirements.

In this embodiment, the carton structure 100 further includes two third buffer plate sets 60, 60a, respectively, and the third buffer plate sets 60, 60a are respectively disposed on the first main boards of the first cardboard structure 1 and the second cardboard structure 1a Connect the sides 421, 421a. The third buffer plate set 60 includes a third connecting plate 61 and a third folding plate 62 that can be bent relative to each other. The third connecting plate 61 is located between the third folding plate 62 and the corresponding first folding plate 42 .

In this embodiment, the first buffer plate set 40 further includes a protruding portion 43 . The protruding portion 43 is disposed on the first main board connecting edge 421 , and is a raised cardboard cut at the connection between the first main board connecting edge 421 and the third connecting plate 61 .

In this embodiment, as shown in FIG. 1 , the first cardboard structure 1 further includes two cover plates 30 , both of which are quadrilateral cardboards, and the two cover plates 30 are respectively connected to the corresponding first side plates 10 . After the third side edge 13 and the fourth side edge 14, when the first cardboard structure 1 of the present invention is folded and combined with the second cardboard structure 1a to form the carton structure 100, the two cover panels 30 of the first cardboard structure 1 and the first cardboard structure 1 The two cover plates 30a of the two-cardboard structure 1a can cover the inner area of the carton structure 100 and provide the protrusions 43, 43a of the first buffer plate groups 40, 40a to abut to strengthen the first buffer plate groups 40, 40a. stability.

In this embodiment, as shown in FIG. 1 , the first cardboard structure 1 further includes a hole 70 and a groove 80 , and the hole 70 is disposed between the third connecting plate 61 and the third folding plate 62 of the third buffer plate group 60 . , the hole 70 is used for the staff to easily lift up the bent third buffer plate group 60 to take out the articles covered by the third buffer plate group 60 . The groove 80 is disposed on the second main board connecting edge 422 of the first buffer plate set 40 to further reduce the overall weight of the cardboard, and it is also convenient for the staff to apply force from the groove 80 to the first buffer plate set 40 for assembly. or dismantled.

As shown in Fig. 1 and Fig. 2, when the worker wants to assemble the first cardboard structure 1 and the second cardboard structure 1a of the carton structure 100, the first cardboard structure 1 and the second cardboard structure 1a can be assembled along the first The side edges 11, 11a are bent to make the first side panels 10, 10a and the second side panels 20, 20a form an L shape, so that the first cardboard structure 1 and the second cardboard structure 1a are turned from a flat state to a folded state. Next, let the adhesive on the adhesive surface 411 of the first cardboard structure 1 adhere to the second side panel 20a of the second cardboard structure 1a, and let the adhesive on the adhesive surface 411a of the second cardboard structure 1a adhere to the first cardboard structure 1 The second side panel 20; in this way, an accommodation space 800 is formed between the first side panels 10, 10a and the second side panels 20, 20a of the first cardboard structure 1 and the second cardboard structure 1a, the first buffer panel group 40, 40a and the second buffer plate group 50, 50a are bent to be located in the accommodating space 800 and fixed to each other, so that the first buffer plate group 40, 40a and the second buffer plate group 50, 50a become the buffer material inside the carton structure 100 or protective material.

As shown in Figure 1, Figure 3 and Figure 4, the worker can bend the second folded plates 52, 52a of the second buffer plate groups 50, 50a so that the second folded plates 52, 52a are opposite to the second connecting plates 51, 51a Then, the staff can push the second folded plates 52, 52a downward to fold relative to the second side plates 20, 20a, so that the second engaging parts 53, 53a on the second folded plates 52, 52a move to the first The positions of the plurality of first engaging portions 423 of the cardboard structure 1 and the plurality of first engaging portions 423 of the second cardboard structure 1a enable the second buffer plate sets 50, 50a to be fastened to the first buffer plate sets 40, 40a, And let the second connecting plates 51 and 51a cover the partial accommodating space 800 .

As shown in FIG. 1 , FIG. 2 , FIG. 4 and FIG. 5 , by the cooperation of the second engaging portions 53 , 53 a and the first engaging portions 423 , 423 a , the two first folded plates 42 , 42 a will be parallel and positioned , and the two first folded plates 42, 42a and the second folded plates 52 surround to form a space for the staff to place commodities. Next, the worker can bend the third buffer plate group 60, 60a, and let the two third buffer plate groups 60, 60a cover the commodities from below and above, respectively, whereby the first buffer plate group 40, 40a, the second buffer plate group 40, 40a, the second buffer plate group The plate group 50, 50a and the third buffer plate group 60, 60a can wrap the goods from side to side and up and down, thereby providing a buffer to protect the goods, and produce a positioning effect to prevent the goods from being overturned and collided during transportation. damage. Finally, the staff can bend the cover plates 30 and 30a to make each cover plate 30 and 30a completely cover the accommodating space 800 from above and below, and then use tape to seal the cover plates 30 and 30a. Placement of merchandise and assembly of carton structure 100 .

In addition, although the third buffer plate groups 60 and 60a in the first cardboard structure 1 and the second cardboard structure 1a in FIG. 1 face upward and downward respectively, in practice, the first cardboard structure 1 only needs to be turned over, that is, The third buffer plate group 60 of the first cardboard structure 1 can be made to face downwards, so that the structures of the first cardboard structure 1 and the second cardboard structure 1a are still practically identical.

Please refer to FIG. 6 to FIG. 9 for the structure of the carton according to the second embodiment of the present invention. 6 is a schematic diagram of the first cardboard structure, the second cardboard structure and the separator of the carton structure according to the second embodiment of the present invention; Schematic diagram of the cardboard structure; FIG. 8 is a schematic diagram of the carton structure by bending the second folded plate according to the second embodiment of the present invention; FIG. 9 is the second folded plate of the second embodiment of the present invention bent to the first engagement Schematic diagram of the carton structure in which the first and second engaging parts are locked to each other.

As shown in FIG. 6 and FIG. 8 , the difference between the second embodiment and the first embodiment is that in the carton structure 100a of the second embodiment, the carton structure 100a further includes a plurality of separators 200, and the plurality of separators 200 respectively include two There are two baffle fixing grooves 210 and two baffle grooves 220 . The two baffle fixing grooves 210 are located on the left and right sides of the baffle 200 . The two baffle grooves 220 are located on the upper and lower sides of the baffle 200 .

In the carton structure 100a of the second embodiment, the structures of the first cardboard structure 1b and the second cardboard structure 1c are exactly the same. Therefore, the first cardboard structure 1b will be mainly used to describe the details of the structure below, which is generally known in the art. The reader should understand the structure of the second paperboard structure 1c from the description of the structure of the first paperboard structure 1b. The first buffer plate set 40b further includes a plurality of first motherboard connecting edge clamping grooves 46b. The plurality of first motherboard connecting edge securing grooves 46b are disposed on the first motherboard connecting side 421b, and the plurality of first motherboard connecting side securing grooves 46b are used to fit the plurality of partition securing grooves 210 to secure the plurality of partitions 200 . The third buffer plate group 60b is not connected to the first buffer plate group 40b. The third buffer plate set 60b includes a third connecting plate 61b and a third folding plate 62b which are foldable relative to each other. Two opposite sides of the third connecting plate 61b are respectively connected to the third folding plate 62b and the corresponding cover plate 30b. When the cover plate 30b covers the accommodating space 800a, the third buffer plate group 60b is located in the partition groove 220 .

As shown in Fig. 6 and Fig. 7, when the worker wants to assemble the first cardboard structure 1b and the second cardboard structure 1c of the carton structure 100a, the first cardboard structure 1b and the second cardboard structure 1c can be assembled along the first cardboard structure 1b and the second cardboard structure 1c respectively. The side edges 11b and 11c are bent so that the first side plates 10b and 10c and the second side plates 20b and 20c form an L-shape. Next, the worker needs to make the adhesive on the adhesive surface 411b of the first cardboard structure 1b adhere to the second side plate 20c of the second cardboard structure 1c, and let the adhesive on the adhesive surface 411c of the second cardboard structure 1c adhere to the first cardboard The second side panel 20b of the structure 1b; in this way, an accommodating space 800a is formed between the first side panels 10b, 10c and the second side panels 20b, 20c of the first cardboard structure 1b and the second cardboard structure 1c, and the first buffer panel The groups 40b, 40c and the second buffer plate groups 50b, 50c can be bent to be located in the accommodating space 800 and fixed to each other.

As shown in FIG. 6 to FIG. 8 , the worker can insert the two partition fixing grooves 210 of each partition 200 into the first main board connecting edge fixing grooves 46b and 46c respectively, so that the partition 200 and the first buffer plate The groups 40b and 40c are stably combined, and a plurality of thin plate-shaped accommodating spaces are formed between each of the partitions 200 and the first buffer plate groups 40b and 40c for placing thin plate-shaped commodities.

As shown in FIG. 6, FIG. 8 to FIG. 9, the worker can bend the second folded plates 52b, 52c of the second buffer plate groups 50b, 50c so that the second folded plates 52b, 52c are opposite to the second connecting plates 51b, 51c Then, the staff can push the second folded plates 52b, 52c downward, so that the second engaging parts 53b, 53c on the second folded plates 52b, 52c move to the position of the first engaging parts 423b, 423c The second buffer plate sets 50b, 50c and the first buffer plate sets 40b, 40c are clamped to each other, and the second connecting plates 51b, 51c cover the partial accommodating space 800a.

Finally, the worker can bend the cover plates 30b, 30c, so that each cover plate 30b, 30c completely covers the accommodating space 800 from above and below, and the third buffer plate group 60b, 60c will move to the partition groove 220 In order to provide buffer protection in the up and down directions of the articles in the carton, the staff then seals the cover plates 30b and 30c with adhesive tape, so that the placement of the commodities and the assembly of the carton structure 100a can be completed.

With the design of the cardboard structure of the present invention, the complete cardboard structure can be folded to form a carton structure that can accommodate articles, and the first buffer board group, the second buffer board group and the third buffer board group of the folded cardboard structure can be The function of buffering and protecting the inner articles of the carton structure is provided in three different directions; in addition, since the cardboard structure of the present invention itself is only a piece of cardboard, and the traditional carton internal partition group includes at least three pieces of cardboard with different structures, Therefore, the present invention can reduce material cost, weight, materials and assembly man-hours, and can reduce the number of cardboard materials to be controlled to further reduce management costs.

It should be noted that the above are only examples, but are not limited to examples. For example, those that do not deviate from the basic structure of the present invention should all be within the scope of the rights claimed by this patent, and the scope of the patent application shall prevail.

1, 1b: The first cardboard structure 1a, 1c: Second cardboard structure 10, 10a, 10b, 10c: first side panel 11, 11a, 11b, 11c: first side 12, 12a: Second side 13, 13a: third side 14, 14a: Fourth side 20, 20a, 20b, 20c: Second side panel 21, 21a: side panel connecting edge 30, 30a, 30b, 30c: cover plate 40, 40a, 40b, 40c: the first buffer plate group 41, 41a: the first connection board 411, 411a, 411b, 411c: Adhesive side 42, 42a: the first folding plate 421, 421a, 421b, 421c: the first motherboard connection side 422, 422a: connecting side of the second motherboard 423, 423a, 423b, 423c: the first engaging part 43, 43a: Raised part 46b, 46c: The first mainboard connecting edge clamping slot 50, 50a, 50b, 50c: the second buffer plate group 51, 51a, 51b, 51c: the second connection board 52, 52a, 52b, 52c: the second folding plate 53, 53a, 53b, 53c: the second engaging part 60, 60a, 60b, 60c: The third buffer plate group 61, 61a, 61b, 61c: the third connecting plate 62, 62a, 62b, 62c: the third folded plate 70, 70a: Holes 80, 80a: groove 200: Clapboard 210: Clapboard fixing slot 220: Baffle groove 100, 100a: carton structure 800, 800a: accommodating space

1 is a schematic diagram of the front and back of the first cardboard structure and the second cardboard structure of the carton structure according to the first embodiment of the present invention. FIG. 2 is a schematic diagram of a first paperboard structure and a second paperboard structure bonded to each other according to the first embodiment of the present invention. 3 is a schematic diagram of the structure of the carton for bending the second folding plate according to the first embodiment of the present invention. 4 is a schematic diagram of a carton structure in which the second folded plate according to the first embodiment of the present invention is folded to the first engaging portion and the second engaging portion is mutually locked. FIG. 5 is a schematic diagram of a carton structure for bending the third connecting plate according to the first embodiment of the present invention. 6 is a schematic diagram of the first cardboard structure, the second cardboard structure and the separator of the carton structure according to the second embodiment of the present invention. FIG. 7 is a schematic diagram of a first paperboard structure and a second paperboard structure bonded to each other according to the second embodiment of the present invention. FIG. 8 is a schematic diagram of a carton structure for bending the second folded plate according to the second embodiment of the present invention. 9 is a schematic diagram of a carton structure in which the second folded plate is folded to the first engaging portion and the second engaging portion are mutually secured according to the second embodiment of the present invention.

1. 1a: Cardboard structure

10, 10a: The first side plate

11, 11a: first side

12, 12a: Second side

13, 13a: third side

14, 14a: Fourth side

20, 20a: Second side panel

21, 21a: side panel connecting edge

30, 30a: cover plate

40, 40a: The first buffer plate group

41, 41a: the first connection board

411, 411a: Adhesive surface

42, 42a: the first folding plate

421, 421a, 421b, 421c: the first motherboard connection side

422, 422a: connecting side of the second motherboard

423, 423a, 423b, 423c: the first engaging part

43, 43a: Raised part

50, 50a: The second buffer plate group

51, 51a: the second connection board

52, 52a: The second folding plate

53, 53a: the second engaging part

70, 70a: Holes

80, 80a: groove

100: carton structure

Claims (13)

A carton structure is composed of a first cardboard structure and a second cardboard structure, the first cardboard structure and the second cardboard structure each comprising: a first side plate including a first side and a second side opposite to the first side; a second side panel connected to the first side edge, the second side panel includes opposite side panel connecting edges, the two side panel connecting edges are connected to the first side edge; a first buffer plate set, including a first connecting plate connected to the second side; and two second buffer plate sets are respectively connected to the connecting edges of the two side plates; The second side plate and the first buffer plate set are respectively bent relative to the first side plate, the first connecting plate of the first cardboard structure is attached to the second side plate of the second cardboard structure, and the second The first connecting plate of the cardboard structure and the second side plate of the first cardboard structure are laminated to form the carton structure with an accommodating space, and the first cardboard structure and the second cardboard structures of the second cardboard structure are The buffer plate set is bent toward the accommodating space and fastened to the first buffer plate sets of the first cardboard structure and the second cardboard structure. The carton structure as claimed in claim 1, wherein each of the first buffer plate sets further comprises a first folded plate, and two opposite sides of each of the first connecting plates are respectively connected to the corresponding first folded plate and the corresponding first folded plate. Each of the first folded plates is suitable for being bent relative to the corresponding first connecting plate and accommodated in the accommodating space. The carton structure according to claim 2, wherein each of the first folded plates further comprises a first main board connecting edge, a second main board connecting edge opposite to the first main board connecting edge, and a plurality of first engaging portions, The connecting edge of the first main board and the connecting edge of the second main board are connected to the first connecting board, and the plurality of first engaging parts are arranged on the connecting edge of the first main board and the connecting edge of the second main board. According to the carton structure of claim 3, each of the second buffer plate sets includes a plurality of second engaging portions respectively, and when the second buffer plate sets are bent toward the accommodating space, the plurality of second engaging portions The portions are correspondingly engaged with the plurality of first engaging portions. In the carton structure of claim 4, each of the second buffer plate sets further includes a second connecting plate and a second folding plate connected to each other, the second connecting plate is located at the corresponding second side plate and the second Between the folded plates, the plurality of second engaging parts are arranged on the second folded plates. The carton structure as claimed in claim 3, further comprising two third buffer plate sets, respectively disposed on the connecting sides of the first main boards of the first cardboard structure and the second cardboard structure. The carton structure of claim 6, wherein each of the third buffer plate sets includes a third connecting plate and a third folded plate connected to each other, and the third connecting plate is located between the third folded plate and the corresponding between the first folded plates. The carton structure as claimed in claim 3, wherein each of the first buffer plate sets further includes a protruding portion disposed on the connecting edge of the first main board. The carton structure of claim 6, wherein the first cardboard structure and the second cardboard structure each further include a hole, and the hole is disposed in the corresponding third buffer plate set. The carton structure as claimed in claim 1, further comprising a plurality of partitions, the plurality of partitions respectively including a plurality of partition clamping grooves; each of the first buffer plate sets further comprising a plurality of first main board connecting edge clamping grooves, the The plurality of first mainboard connecting edge clamping grooves are correspondingly matched with the plurality of partition plate clamping grooves, so that the plurality of partition plates are clamped to the first buffer plate sets. The carton structure of claim 10, wherein the first cardboard structure and the second cardboard structure further each include two cover panels, and each of the first side panels further includes a third side edge opposite to the third side edge a fourth side, the two cover plates are respectively connected to the third side and the fourth side of the corresponding first side plate. The carton structure as claimed in claim 11, wherein each of the separators further comprises two separator grooves; each of the first cardboard structure and the second cardboard structure further comprises two first cardboard structures respectively connecting the two lids Three buffer plate sets; when the cover plates cover the accommodating space, the two third buffer plate sets are respectively located in the two partition grooves. The carton structure as claimed in claim 12, wherein each of the third buffer plate sets includes a third connecting plate and a third folding plate that can be folded oppositely, and two opposite sides of the third connecting plate are respectively connected to the first The three-folded plate and the corresponding cover plate.

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