Packaging carton with multi-stage buffer structure

Abstract

The utility model relates to the field of cartons, in particular to a packaging carton with a multi-stage buffer structure, a rear plate is connected with a first reinforcing plate, and a front plate is connected with a second reinforcing plate; the left side plate is connected with a left pressing plate; the left pressing plate and the left side plate are folded to form a left side structure with a left buffer space, and the right pressing plate and the right side plate are folded to form a right side structure with a right buffer space; a first reinforcing plate and a second reinforcing plate are respectively clamped in the left buffer space, and a first reinforcing plate and a second reinforcing plate are respectively clamped in the right buffer space; a first buffer plate is laid on the left structure, and a second buffer plate is laid on the right structure. According to the design, through arrangement of the first reinforcing plate and the second reinforcing plate, the strength of the left side structure and the right side structure of the box body is improved, the buffering capacity is further enhanced through the simple lining structure, and the buffering effect and the overall strength of the box body can be improved while use of complex lining structures is reduced and the occupied box body space is reduced.

Description

Technical Field

[0001] The utility model relates to the field of cartons, in particular to a packaging carton with a multi-level buffer structure. Background Art

[0002] Goods are usually packaged and protected in cartons during transportation. However, most existing cartons are single-layer structures. Collisions between cartons during transportation and grabbing during transfer can damage the single-layer cartons, thereby affecting their ability to protect the goods inside. Although adding a cushioning lining can improve the cushioning effect of the box and strengthen the cardboard, such a design will affect the internal capacity of the box. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a packaging carton with a multi-level buffer structure, which can provide good buffering performance, improve the strength of the carton, and reduce the space occupied by the carton.

[0004] The foldable packaging box of claim 1, wherein the first and second panels are connected at the front and rear ends of the packaging box, and the second and second panels are connected at the rear and rear ends of the packaging box.

[0005] Furthermore, the first reinforcing plate corresponding to the left side plate on the rear plate is provided with a first clamping plate on the side away from the left side plate, a first bayonet is provided between the left side plate and the left pressure plate, and the first clamping plate is plugged into and matched with the first bayonet; the first reinforcing plate corresponding to the right side plate on the rear plate is provided with a second clamping plate on the side away from the right side plate, a second bayonet is provided between the right side plate and the right pressure plate, and the second clamping plate is plugged into and matched with the second bayonet.

[0006] Furthermore, the second reinforcing plate corresponding to the left side plate on the front panel is provided with a third clamping plate on the side away from the left side plate, and the third clamping plate is plugged into and fitted with the first clamping port; the second reinforcing plate corresponding to the right side plate on the front panel is provided with a fourth clamping plate on the side away from the right side plate, and the fourth clamping plate is plugged into and fitted with the second clamping port.

[0007] Furthermore, a fifth card is provided on both sides of the left pressure plate, the fifth card on the side of the rear plate corresponding to the left pressure plate is provided with a third card slot for plugging and cooperating with it, and the fifth card on the other side of the front plate corresponding to the left pressure plate is provided with a fourth card slot for plugging and cooperating with it.

[0008] Furthermore, a sixth card is provided on both sides of the right pressure plate, the sixth card on the rear plate corresponding to the right pressure plate side is provided with a fifth card slot for plugging and matching therewith, and the sixth card on the front plate corresponding to the other side of the right pressure plate is provided with a sixth card slot for plugging and matching therewith.

[0009] Furthermore, it also includes a top plate, the side of the rear plate away from the bottom plate is connected to the top plate, and the two sides of the top plate are respectively connected to third buffer plates; the two third buffer plates are respectively folded against the side of the left structure away from the right structure and the side of the right structure away from the left structure.

[0010] Furthermore, the third buffer plate on the left side of the top plate is connected to a third reinforcing plate on a side away from the rear plate, and the third buffer plate on the right side of the top plate is connected to a fourth reinforcing plate on a side away from the rear plate; the third reinforcing plate and the fourth reinforcing plate are both folded against the front plate.

[0011] Furthermore, a front pressing plate is provided on a side of the front plate away from the bottom plate, and the front pressing plate is folded and pressed against the third reinforcing plate and the fourth reinforcing plate.

[0012] Furthermore, a seventh clamping plate is provided on both sides of the front pressure plate, the second reinforcing plates on both sides of the front plate are provided with seventh clamping ports corresponding to the seventh clamping plate, and the third buffer plates on both sides of the top plate are provided with eighth clamping ports corresponding to the seventh clamping plate.

[0013] Furthermore, it also includes a cover plate, the side of the top plate away from the rear plate is connected to the cover plate, the cover plate is folded and pressed against the front plate; the cover plate is provided with a plurality of folds parallel to its width direction.

[0014] The beneficial effects of the present invention are as follows: by clamping the first reinforcing plate of the rear plate and the second reinforcing plate of the front plate in the left buffer space and the right buffer space, the left side structure and the right side structure of the box are strengthened and their buffering performance is improved; by arranging the first buffer plate and the second buffer plate on the left side structure and the right side structure as lining structures, the buffering capacity of the box is further strengthened, multi-level buffering is formed, and the internal items are effectively protected; the present design improves the strength of the left side structure and the right side structure of the box through the arrangement of the first reinforcing plate and the second reinforcing plate, and further strengthens the buffering capacity through a simple lining structure, which can improve the buffering effect and overall strength of the box while reducing the use of complex lining structures and reducing the space occupied by the box. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural diagram of a packaging carton with a multi-level buffer structure according to a specific embodiment of the present invention;

[0016] Description of labels:

[0017] Front plate; 11, second reinforcing plate; 12, third clamping plate; 13, fourth clamping plate; 14, fourth bayonet; 15, sixth bayonet; 16, front pressure plate; 17, seventh clamping plate; 18, seventh bayonet; rear plate; 21, first reinforcing plate; 22, first clamping plate; 23, second clamping plate; 24, third bayonet; 25, fifth bayonet; bottom plate; left side plate; 41, left pressure plate; 42, first bayonet; 43, fifth clamping plate; right side plate; 51, right pressure plate; 52, second bayonet; 53, sixth clamping plate; 6, top plate; 61, third buffer plate; 62, eighth bayonet; 63, third reinforcing plate; 64, fourth reinforcing plate; 7, cover plate. DETAILED DESCRIPTION

[0018] In order to explain the technical content, achieved objectives and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.

[0019] Please refer to Figure 1, a packaging carton with a multi-level buffer structure, comprising a front panel 1, a rear panel 2, a bottom panel 3, a left side panel 4, a right side panel 5, a front panel 1, a first buffer panel and a second buffer panel, the front side of the bottom panel 3 is connected to the front panel 1, the rear side of the bottom panel 3 is connected to the rear panel 2, the left and right sides of the bottom panel 3 are connected to the left side panel 4 and the right side panel 5; the first reinforcing panels 21 are connected to both sides of the rear panel 2, and the second reinforcing panels 11 are connected to both sides of the front panel 1; the left side panel 4 is connected to a left pressure plate 41 on the side away from the bottom panel 3, and the right side panel 5 is connected to a right pressure plate 51 on the side away from the bottom panel 3; The left pressure plate 41 is folded with the left side plate 4 to form a left side structure with a left buffer space, and the right pressure plate 51 is folded with the right side plate 5 to form a right side structure with a right buffer space; the first reinforcing plate 21 on one side of the rear plate 2 and the second reinforcing plate 11 on one side of the front plate 1 are respectively clamped in the left buffer space, and the first reinforcing plate 21 on the other side of the rear plate 2 and the second reinforcing plate 11 on the other side of the front plate 1 are respectively clamped in the right buffer space; the first buffer plate is laid on the side of the left side structure close to the right side structure, and the second buffer plate is laid on the side of the right side structure close to the left side structure.

[0020] From the above description, it can be seen that the beneficial effects of the present invention are: by clamping the first reinforcing plate 21 of the rear panel 2 and the second reinforcing plate 11 of the front panel 1 in the left buffer space and the right buffer space, the left side structure and the right side structure of the box are strengthened and their buffering performance is improved; by arranging the first buffer plate and the second buffer plate as the lining structure on the left side structure and the right side structure, the buffering capacity of the box is further strengthened, and a multi-level buffer is formed to effectively protect the internal items; this design improves the strength of the left side structure and the right side structure of the box through the arrangement of the first reinforcing plate 21 and the second reinforcing plate 11, and further strengthens the buffering capacity through a simple lining structure, which can improve the buffering effect and overall strength of the box while reducing the use of complex lining structures and reducing the space occupied by the box.

[0021] Furthermore, the first reinforcing plate 21 on the rear plate 2 corresponding to the left side plate 4 is provided with a first clamping plate 22 on the side away from the left side plate 4, and a first bayonet 42 is provided between the left side plate 4 and the left pressure plate 41, and the first clamping plate 22 is plugged into and matched with the first bayonet 42; the first reinforcing plate 21 on the rear plate 2 corresponding to the right side plate 5 is provided with a second clamping plate 23 on the side away from the right side plate 5, and a second bayonet 52 is provided between the right side plate 5 and the right pressure plate 51, and the second clamping plate 23 is plugged into and matched with the second bayonet 52.

[0022] From the above description, it can be seen that by plugging and fitting the first clamping plate 22 and the second clamping plate 23 of the first reinforcing plate 21 with the first clamping slot 42 at the left side plate 4 and the second clamping slot 52 at the right side plate 5, the first reinforcing plate 21 is assembled and fixed in the left buffer space and the right buffer space, ensuring that the first reinforcing plate 21 will not fall out easily.

[0023] Furthermore, the second reinforcing plate 11 on the front panel 1 corresponding to the left side panel 4 is provided with a third clamping plate 12 on the side away from the left side panel 4, and the third clamping plate 12 is plugged into and fitted with the first clamping port 42; the second reinforcing plate 11 on the front panel 1 corresponding to the right side panel 5 is provided with a fourth clamping plate 13 on the side away from the right side panel 5, and the fourth clamping plate 13 is plugged into and fitted with the second clamping port 52.

[0024] From the above description, it can be seen that by plugging and fitting the third clamping plate 12 and the fourth clamping plate 13 of the second reinforcing plate 11 with the first clamping slot 42 at the left side plate 4 and the second clamping slot 52 at the right side plate 5, the second reinforcing plate 11 is assembled and fixed in the left buffer space and the right buffer space, ensuring that the second reinforcing plate 11 will not fall out easily.

[0025] Furthermore, a fifth clamping plate 43 is provided on both sides of the left pressure plate 41, the fifth clamping plate 43 on the side of the rear plate 2 corresponding to the left pressure plate 41 is provided with a third clamping socket 24 that is plugged into and matched with it, and the fifth clamping plate 43 on the other side of the front plate 1 corresponding to the left pressure plate 41 is provided with a fourth clamping socket 14 that is plugged into and matched with it.

[0026] From the above description, it can be seen that when folded, the left pressure plate 41 is fixed by being connected to the third snap-in slot 24 of the rear panel 2 and the fourth snap-in slot 14 of the front panel 1 through the fifth snap-in slot 43, forming a state perpendicular to the bottom panel 3, and cooperating with the left side panel 4 to form the left side structure of the box.

[0027] Furthermore, a sixth clamping plate 53 is provided on both sides of the right pressure plate 51, the sixth clamping plate 53 on the side of the rear plate 2 corresponding to the right pressure plate 51 is provided with a fifth clamping socket 25 that is plugged into and matched with it, and the sixth clamping plate 53 on the other side of the front plate 1 corresponding to the right pressure plate 51 is provided with a sixth clamping socket 15 that is plugged into and matched with it.

[0028] From the above description, it can be seen that when folded, the right pressure plate 51 is fixed by being connected to the fifth snap-in 25 of the rear panel 2 and the sixth snap-in 15 of the front panel 1 through the sixth snap-in plate 53, forming a state perpendicular to the bottom panel 3, and cooperating with the right side panel 5 to form the right side structure of the box.

[0029] Furthermore, it also includes a top plate 6, and the side of the rear plate 2 away from the bottom plate 3 is connected to the top plate 6, and the two sides of the top plate 6 are respectively connected to third buffer plates 61; the two third buffer plates 61 are respectively folded against the side of the left structure away from the right structure and the side of the right structure away from the left structure.

[0030] From the above description, it can be seen that the top panel 6 serves as a structure covering the upper side of the box body, and is assembled after the bottom panel 3, left panel 4, right panel 5, rear panel 2 and front panel 1 are folded and formed; the third buffer panels 61 on both sides of the top panel 6 can be folded and pressed against the left structure and the right structure when the top panel 6 is folded toward the bottom panel 3, and serve as a buffer structure to further improve the buffering performance of the left structure and the right structure of the box body.

[0031] Furthermore, the third buffer plate 61 on the left side of the top plate 6 is connected to a third reinforcing plate 63 on the side away from the rear plate 2, and the third buffer plate 61 on the right side of the top plate 6 is connected to a fourth reinforcing plate 64 on the side away from the rear plate 2; the third reinforcing plate 63 and the fourth reinforcing plate 64 are both folded against the front plate 1.

[0032] From the above description, it can be seen that the third reinforcing plate 63 and the fourth reinforcing plate 64 connected to the third buffer plate 61 on both sides of the top plate 6 are designed so that they can be against the front plate 1 after folding to enhance the buffering performance of the front plate 1.

[0033] Furthermore, a front pressing plate 16 is provided on a side of the front plate 1 away from the bottom plate 3 , and the front pressing plate 16 is folded and pressed against the third reinforcing plate 63 and the fourth reinforcing plate 64 .

[0034] It can be seen from the above description that the front pressing plate 16 connected to the front plate 1 is folded and pressed to fix the third reinforcing plate 63 and the fourth reinforcing plate 64 .

[0035] Furthermore, a seventh clamping plate 17 is provided on both sides of the front pressure plate 16, the second reinforcing plate 11 on both sides of the front plate 1 is provided with a seventh clamping port 18 corresponding to the seventh clamping plate 17 and plugged into and matched with it, and the third buffer plate 61 on both sides of the top plate 6 is provided with an eighth clamping port 62 corresponding to the seventh clamping plate 17 and plugged into and matched with it.

[0036] From the above description, it can be seen that when the front pressure plate 16 is folded toward the front plate 1 to fix the third reinforcement plate 63 and the fourth reinforcement plate 64, it passes through the eighth clip 62 of the third buffer plate 61 and the seventh clip 18 of the second reinforcement plate 11 through the seventh clip 17 on both sides to be fixed to the front side of the box body, so that the third reinforcement plate 63 and the fourth reinforcement plate 64 are not easy to fall off.

[0037] Furthermore, a cover plate 7 is included. The cover plate 7 is connected to the side of the top plate 6 away from the rear plate 2. The cover plate 7 is folded and pressed against the front plate 1. The cover plate 7 is provided with a plurality of folds parallel to its width direction.

[0038] As can be seen from the above description, the cover plate 7 is used to cover the front plate 1. It is against the front plate 1 and presses the front pressure plate 16, the third reinforcing plate 63 and the fourth reinforcing plate 64, thereby enhancing the connection and fixation of the above-mentioned cardboard and also being arranged as a reinforced buffer structure. In addition, a plurality of folds are provided on the cover plate 7, and the cover plate 7 has a certain thickness after folding along the folds, which can provide better buffering and protection effects than a single cardboard.

[0039] Please refer to Figure 1 , the first embodiment of the present utility model is:

[0040] The utility model provides a packaging carton with a multi-level buffer structure, comprising a front panel 1, a rear panel 2, a bottom panel 3, a left side panel 4, a right side panel 5, a front panel 1, a first buffer panel and a second buffer panel, wherein the front side of the bottom panel 3 is connected to the front panel 1, the rear side of the bottom panel 3 is connected to the rear panel 2, and the left and right sides of the bottom panel 3 are connected to the left side panel 4 and the right side panel 5; the first reinforcing panels 21 are connected to both sides of the rear panel 2, and the second reinforcing panels 11 are connected to both sides of the front panel 1; the left side panel 4 is connected to a left pressure panel 41 on a side away from the bottom panel 3, and the right side panel 5 is connected to a right pressure panel on a side away from the bottom panel 3 51; the left pressure plate 41 and the left side plate 4 are folded to form a left side structure with a left buffer space, and the right pressure plate 51 and the right side plate 5 are folded to form a right side structure with a right buffer space; the first reinforcing plate 21 on one side of the rear plate 2 and the second reinforcing plate 11 on one side of the front plate 1 are respectively clamped in the left buffer space, and the first reinforcing plate 21 on the other side of the rear plate 2 and the second reinforcing plate 11 on the other side of the front plate 1 are respectively clamped in the right buffer space; the first buffer plate is laid on the side of the left side structure close to the right side structure, and the second buffer plate is laid on the side of the right side structure close to the left side structure.

[0041] The first reinforcing plate 21 on the rear plate 2 corresponding to the left side plate 4 is provided with a first clamping plate 22 on the side away from the left side plate 4, and a first bayonet 42 is provided between the left side plate 4 and the left pressure plate 41, and the first clamping plate 22 is plugged into and matched with the first bayonet 42; the first reinforcing plate 21 on the rear plate 2 corresponding to the right side plate 5 is provided with a second clamping plate 23 on the side away from the right side plate 5, and a second bayonet 52 is provided between the right side plate 5 and the right pressure plate 51, and the second clamping plate 23 is plugged into and matched with the second bayonet 52.

[0042] The second reinforcing plate 11 on the front panel 1 corresponding to the left side panel 4 is provided with a third clamping plate 12 on the side away from the left side panel 4, and the third clamping plate 12 is plugged into and matched with the first clamping port 42; the second reinforcing plate 11 on the front panel 1 corresponding to the right side panel 5 is provided with a fourth clamping plate 13 on the side away from the right side panel 5, and the fourth clamping plate 13 is plugged into and matched with the second clamping port 52.

[0043] A fifth clamping plate 43 is provided on both sides of the left pressure plate 41. The fifth clamping plate 43 on the side of the rear plate 2 corresponding to the left pressure plate 41 is provided with a third clamping port 24 for plugging and cooperating therewith, and the fifth clamping plate 43 on the other side of the front plate 1 corresponding to the left pressure plate 41 is provided with a fourth clamping port 14 for plugging and cooperating therewith.

[0044] A sixth clamping plate 53 is provided on both sides of the right pressure plate 51. The sixth clamping plate 53 on the side of the rear plate 2 corresponding to the right pressure plate 51 is provided with a fifth clamping port 25 that is plugged in and matched with it. The sixth clamping plate 53 on the other side of the front plate 1 corresponding to the right pressure plate 51 is provided with a sixth clamping port 15 that is plugged in and matched with it.

[0045] It also includes a top plate 6, and the side of the rear plate 2 away from the bottom plate 3 is connected to the top plate 6, and the two sides of the top plate 6 are respectively connected to third buffer plates 61; the two third buffer plates 61 are respectively folded and pressed against the side of the left structure away from the right structure and the side of the right structure away from the left structure.

[0046] The third buffer plate 61 on the left side of the top plate 6 is connected to the third reinforcing plate 63 on the side away from the rear plate 2, and the third buffer plate 61 on the right side of the top plate 6 is connected to the fourth reinforcing plate 64 on the side away from the rear plate 2; the third reinforcing plate 63 and the fourth reinforcing plate 64 are both folded against the front plate 1.

[0047] A front pressing plate 16 is provided on a side of the front plate 1 away from the bottom plate 3 . The front pressing plate 16 is folded and pressed against the third reinforcing plate 63 and the fourth reinforcing plate 64 .

[0048] A seventh clamping plate 17 is provided on both sides of the front pressure plate 16, and the second reinforcing plates 11 on both sides of the front plate 1 are provided with seventh clamping ports 18 corresponding to the seventh clamping plates 17 and plugged into and matched with them. The third buffer plates 61 on both sides of the top plate 6 are provided with eighth clamping ports 62 corresponding to the seventh clamping plates 17 and plugged into and matched with them.

[0049] It also includes a cover plate 7. The cover plate 7 is connected to the side of the top plate 6 away from the rear plate 2. The cover plate 7 is folded and pressed against the front plate 1. The cover plate 7 is provided with a plurality of folds parallel to its width direction.

[0050] In summary, the packaging carton with multi-stage buffering structure has the first reinforcing plate of the rear plate and the second reinforcing plate of the front plate clamped in the left buffering space and the right buffering space, strengthens the left side structure and the right side structure of the box body and improves the buffering performance thereof; the first buffering plate and the second buffering plate are further arranged on the left side structure and the right side structure as the lining structure, the buffering capacity of the box body is further strengthened, multi-stage buffering is formed, and the internal articles are effectively protected; the arrangement of the first reinforcing plate and the second reinforcing plate improves the strength of the left side structure and the right side structure of the box body, and the simple lining structure further strengthens the buffering capacity, reduces the use of complex lining structure, reduces the occupied space of the box body, and improves the buffering effect and the overall strength of the box body.

[0051] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent transformation, direct or indirect application in the related technical field by using the utility model specification and the attached drawing contents are also included in the patent protection range of the utility model.

Claims

1. A packaging carton with a multi-level buffer structure, characterized in that: The cam is connected to the left and right panels at the rear and the left and right sides of the cam are connected, and the cam is connected to the left and right panels at the rear and the left and right sides of the cam are connected.

2. The packaging carton with a multi-level buffer structure according to claim 1, characterized in that: The first reinforcing plate on the rear plate corresponding to the left side plate is provided with a first clamping plate on the side away from the left side plate, a first bayonet is provided between the left side plate and the left pressure plate, and the first clamping plate is plugged into and matched with the first bayonet; the first reinforcing plate on the rear plate corresponding to the right side plate is provided with a second clamping plate on the side away from the right side plate, a second bayonet is provided between the right side plate and the right pressure plate, and the second clamping plate is plugged into and matched with the second bayonet.

3. The packaging carton with a multi-level buffer structure according to claim 2, characterized in that: The second reinforcing plate on the front panel corresponding to the left side panel is provided with a third clamping plate on the side away from the left side panel, and the third clamping plate is plugged into and matched with the first clamping port; the second reinforcing plate on the front panel corresponding to the right side panel is provided with a fourth clamping plate on the side away from the right side panel, and the fourth clamping plate is plugged into and matched with the second clamping port.

4. The packaging carton with a multi-level buffer structure according to claim 3, characterized in that: A fifth card is provided on both sides of the left pressure plate. The fifth card on the rear plate corresponding to the left pressure plate side is provided with a third card slot for plugging and cooperating with it, and the fifth card on the front plate corresponding to the other side of the left pressure plate is provided with a fourth card slot for plugging and cooperating with it.

5. The packaging carton with a multi-level buffer structure according to claim 4, characterized in that: A sixth clamping plate is provided on both sides of the right pressure plate. The sixth clamping plate on the rear plate corresponding to one side of the right pressure plate is provided with a fifth clamping socket for plugging and matching therewith, and the sixth clamping plate on the front plate corresponding to the other side of the right pressure plate is provided with a sixth clamping socket for plugging and matching therewith.

6. The packaging carton with a multi-level buffer structure according to claim 1, characterized in that: It also includes a top plate, the side of the rear plate away from the bottom plate is connected to the top plate, and the two sides of the top plate are respectively connected to third buffer plates; the two third buffer plates are respectively folded against the side of the left structure away from the right structure and the side of the right structure away from the left structure.

7. The packaging carton with a multi-level buffer structure according to claim 6, characterized in that: The third buffer plate on the left side of the top plate is connected to the third reinforcing plate on the side away from the rear plate, and the third buffer plate on the right side of the top plate is connected to the fourth reinforcing plate on the side away from the rear plate; the third reinforcing plate and the fourth reinforcing plate are both folded against the front plate.

8. The packaging carton with a multi-level buffer structure according to claim 7, characterized in that: A front pressing plate is provided on a side of the front plate away from the bottom plate, and the front pressing plate is folded and pressed against the third reinforcing plate and the fourth reinforcing plate.

9. The packaging carton with a multi-level buffer structure according to claim 8, characterized in that: A seventh clamping plate is provided on both sides of the front pressure plate, the second reinforcing plates on both sides of the front plate are provided with seventh clamping ports corresponding to the seventh clamping plate, and the third buffer plates on both sides of the top plate are provided with eighth clamping ports corresponding to the seventh clamping plate.

10. The packaging carton with a multi-level buffer structure according to claim 9, characterized in that: It also includes a cover plate, which is connected to the side of the top plate away from the rear plate, and the cover plate is folded to abut against the front plate; the cover plate is provided with a plurality of folds parallel to its width direction.

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