Packaging structure
By using the inner and outer packaging box structure and corrugated board design, the problem of poor protection effect of existing packaging structures under vibration and impact is solved, providing comprehensive product protection and economical and practical shock absorption solutions.
Patent Information
- Application Number
- CN202520754172.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-21
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-04-21
AI Technical Summary
Existing packaging structures are unable to effectively buffer impact forces when faced with significant vibrations or collisions, leading to product damage. Furthermore, existing shock-absorbing designs are complex or costly, making large-scale application difficult.
The device employs an inner and outer packaging box structure. The inner packaging box consists of a base plate, a first plate, a second plate, a first shock-absorbing part, and a second shock-absorbing part, forming a receiving cavity. The outer packaging box surrounds the inner packaging box. It absorbs energy and buffers impact force through deformation. The gap between the plates and the inner wall of the receiving cavity provides additional shock absorption. Paper or plastic corrugated structural panels are used to enhance the cushioning effect.
It provides comprehensive shock absorption protection to prevent product damage during transportation. Its simple structure and reasonable cost make it suitable for large-scale production and application.
Smart Images
Figure CN223949690U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to product packaging technical field especially packaging structure. BACKGROUND
[0002] In the modern commodity circulation system, the product is transported from the production place to the consumption place, and the process often goes through complex logistics links, during which the product faces many risk factors that may cause damage.
[0003] At present, the ordinary packaging structure mainly focuses on the accommodation and appearance display of the product, and the material and structure design is difficult to effectively buffer the external impact force, and when facing larger vibration or collision, the product is easy to be damaged. Some packaging structures add foam pads in the packaging box for shock absorption, and the shock absorption effect of this way is limited, and the foam material also has many problems in environmental protection, reusability and the like; some packaging structures specially designed for shock absorption have complex structure and high cost, and cannot be mass-produced and applied.
[0004] Therefore, it is urgent to solve the above problems by packaging structure. UTILITY MODEL CONTENTS
[0005] The utility model aims at providing a packaging structure, which can protect and shock absorb the product contained in the inside, prevent the product from being damaged in the transportation process, and has simple structure and reasonable cost.
[0006] To achieve this purpose, the utility model adopts the following technical scheme:
[0007] The packaging structure comprises:
[0008] The inner packaging box comprises a bottom plate, a first plate, a second plate, a first shock absorbing part and a second shock absorbing part, the two opposite sides of the bottom plate are connected with the first plate and the second plate respectively, the other two opposite sides of the bottom plate are connected with the first shock absorbing part and the second shock absorbing part respectively, the bottom plate, the first plate, the second plate, the first shock absorbing part and the second shock absorbing part can be surrounded to form a first containing cavity, and the product can be placed in the first containing cavity;
[0009] The outer packaging box can be surrounded to form a second containing cavity, the inner packaging box can be placed in the second containing cavity, the first shock absorbing part abuts against the inner wall of the second containing cavity, the second shock absorbing part abuts against the inner wall of the second containing cavity, the first plate and the second containing cavity have a reserved gap, and the second plate and the second containing cavity have a reserved gap.
[0010] As an optional solution, the first plate is provided with a first socket, the second plate is provided with a second socket, and the first damping part comprises: a third plate connected with the bottom plate; a fourth plate provided with two first insertion slots; and a first connecting plate connected with the third plate on one side through a first crease and connected with the fourth plate on the other side through a second crease; the first plate, the second plate and the third plate can be folded towards the same side of the bottom plate, the first connecting plate can be folded along the first crease, the fourth plate can be folded along the second crease, and the two first insertion slots can be respectively inserted and matched with the first socket and the second socket.
[0011] As an optional solution, the fourth plate is provided with a first lug, and the bottom plate is provided with a first through hole, and the first lug can be inserted and matched with the first through hole.
[0012] As an optional solution, the first plate is provided with a third socket, the second plate is provided with a fourth socket, and the second damping part comprises: a fifth plate connected with the bottom plate; a sixth plate provided with two second insertion slots; and a second connecting plate connected with the fifth plate on one side through a third crease and connected with the sixth plate on the other side through a fourth crease; the first plate, the second plate and the fifth plate can be folded towards the same side of the bottom plate, the second connecting plate can be folded along the third crease, the sixth plate can be folded along the fourth crease, and the two second insertion slots can be respectively inserted and matched with the third socket and the fourth socket.
[0013] As an optional solution, the sixth plate is provided with a second lug, and the bottom plate is provided with a second through hole, and the second lug can be inserted and matched with the second through hole.
[0014] As an optional solution, the packaging structure further comprises a barrier piece placed at the upper end of the inner packaging box and capable of abutting against the inner wall of the second accommodating cavity.
[0015] As an optional solution, the first plate is provided with a first avoiding opening on the side away from the bottom plate; and / or the second plate is provided with a second avoiding opening on the side away from the bottom plate.
[0016] As an optional solution, the inner packaging box is a one-piece integrally formed packaging box.
[0017] As an optional solution, the inner packaging box is a paper corrugated structure plate.
[0018] As an optional solution, the bottom plate is a rectangular plate, and the outer packaging box is a cuboid packaging box, and the rectangular plate can abut against the bottom wall inside the cuboid packaging box.
[0019] Advantages:
[0020] The utility model provides a kind of packing structure, actual use process, the bottom plate of inner packing box, first board, second board, first shock-absorbing part and second shock-absorbing part can be surrounded into first containing cavity, product is placed in the first containing cavity of inner packing box, inner packing box is placed into the second containing cavity of outer packing box, first shock-absorbing part, second shock-absorbing part and second containing cavity inner wall abut, when transporting vibration collision, by energy absorption of self deformation, buffer impact force, first board, second board and second containing cavity inner wall reserved gap, this gap also has buffering and shock-absorbing function, to make the periphery of inner packing box all azimuth realize shock-absorbing effect, to form effective protection and shock-absorbing effect to the product in first containing cavity.This packing structure can protect and shock-absorbing to the product contained in its interior, prevent product from being damaged in transit, and structure design is ingenious, it is simple in structure and cost is reasonable, with good practicality. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 It is the schematic diagram of the packing structure provided by the utility model embodiment;
[0022] Figure 2 It is the first schematic diagram of inner packing box provided by the utility model embodiment;
[0023] Figure 3 It is the second schematic diagram of inner packing box provided by the utility model embodiment.
[0024] In the drawing: 1, inner packing box;10, bottom plate;101, first through-hole;102, second through-hole;11, first board;111, first socket;112, third socket;113, first avoiding mouth;12, second board;121, second socket;122, fourth socket;123, second avoiding mouth;13, first shock-absorbing part;131, third board;132, fourth board;1321, first slot;1322, first lug;133, first connecting plate;134, first crease;135, second crease;14, second shock-absorbing part;141, fifth board;142, sixth board;1421, second slot;1422, second lug;143, second connecting plate;144, third crease;145, fourth crease;15, first containing cavity;2, outer packing box;21, second containing cavity;3, barrier. DETAILED DESCRIPTION
[0025] The utility model will be further explained in detail in connection with drawing and embodiment.It can be understood that the specific embodiment described here is only used to explain the utility model, and is not limited to the utility model.In addition, it needs to be explained that, for convenient description, only part related to the utility model is shown in the drawing, not all structures.
[0026] In the description of the utility model, unless another definite provision and limitation, the term "link", "connect", "fix" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication or two element's interaction relationship.For the ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.
[0027] In the utility model, unless another definite provision and limitation, the first feature is "on" or "under" the second feature can include the first and second features direct contact, also can include the first and second features are not direct contact but contact through the additional features between them.Moreover, the first feature is "on", "above" and "on" the second feature includes the first feature is directly above and obliquely above the second feature, or just indicates that the horizontal height of the first feature is higher than the second feature.The first feature is "under", "below" and "under" the second feature includes the first feature is directly below and obliquely below the second feature, or just indicates that the horizontal height of the first feature is less than the second feature.
[0028] In the description of the embodiment, the terms "on", "under", "right", etc. Orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of description and simplification operation, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, so it cannot be understood as a limitation on the utility model.In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.
[0029] The embodiment provides a kind of packaging structure, as shown in Figure 1 The packaging structure includes inner packaging box 1 and outer packaging box 2, and the inner packaging box 1 includes bottom plate 10, first plate 11, second plate 12, first shock-absorbing part 13 and second shock-absorbing part 14, the two sides corresponding to each other of bottom plate 10 are connected with first plate 11 and second plate 12 respectively, and the other two sides corresponding to each other of bottom plate 10 are connected with first shock-absorbing part 13 and second shock-absorbing part 14 respectively, bottom plate 10, first plate 11, second plate 12, first shock-absorbing part 13 and second shock-absorbing part 14 can be enclosed to form first containing cavity 15, and products can be placed in first containing cavity 15.The outer packaging box 2 is enclosed to form second containing cavity 21, and the inner packaging box 1 can be placed in the second containing cavity 21, the first shock-absorbing part 13 is in abutment with the inner wall of the second containing cavity 21, the second shock-absorbing part 14 is in abutment with the inner wall of the second containing cavity 21, the first plate 11 is reserved with the inner wall of the second containing cavity 21 Gap, and the second plate 12 is reserved with the inner wall of the second containing cavity 21 Gap.
[0030] In this embodiment, the packaging structure, in actual use, allows the bottom plate 10, first plate 11, second plate 12, first shock-absorbing part 13, and second shock-absorbing part 14 of the inner packaging box 1 to form a first receiving cavity 15. The product is placed inside the first receiving cavity 15 of the inner packaging box 1, and the inner packaging box 1 is placed inside the second receiving cavity 21 of the outer packaging box 2. The first shock-absorbing part 13 and the second shock-absorbing part 14 abut against the inner wall of the second receiving cavity 21. During transport vibrations and collisions, they absorb energy and buffer the impact force through their own deformation. A gap is reserved between the first plate 11, the second plate 12, and the inner wall of the second receiving cavity 21; this gap also has a buffering and shock-absorbing function, ensuring that the outer periphery of the inner packaging box 1 achieves a comprehensive shock-absorbing effect, thereby effectively protecting and shock-absorbing the product inside the first receiving cavity 15. This packaging structure can protect and shock-absorbing the product contained within, preventing damage during transportation. Furthermore, its ingenious design, simple structure, and reasonable cost make it highly practical.
[0031] like Figures 1-2 As shown, the base plate 10 is a rectangular plate, and the outer packaging box 2 is a cuboid packaging box. The rectangular plate can abut against the bottom wall of the inner wall of the cuboid packaging box. The rectangular plate provides a regular and stable basic frame for the inner packaging box 1, which is conducive to accurately defining the first receiving cavity 15 to place the product. By folding the outer packaging box 2 into a cuboid shape, the inner packaging box 1 is placed into the second receiving cavity 21 of the outer packaging box 2. The rectangular plate fits the bottom surface of the inner wall of the cuboid packaging box, so that the inner packaging box 1 can be placed stably inside. On the one hand, this structure is conducive to production and manufacturing, reduces the difficulty of the process, and facilitates packaging operations; on the other hand, during transportation, the inner packaging box 1 and the outer packaging box 2 fit well, the stable structure can buffer vibration, protect the product in all directions, and improve the reliability and practicality of the packaging structure.
[0032] like Figure 1 As shown, when unfolded, the cuboid packaging box is a flat plate with preset fold lines. When folding, the four sides are processed first. The four sides are folded 90 degrees along the connecting fold lines in sequence, and the edge of the first side at the starting end is connected to the edge of the fourth side furthest from it to form the side frame of the box. Then the top and bottom surfaces are constructed. The top and bottom surfaces each have two short side wings and two long side wings. First, the short side wings are folded along the fold lines to cover part of the opening. Then, the long side wings are folded to cover the short side wings and glued on. The top and bottom surfaces are closed in sequence to complete the folding of the entire cuboid packaging box.
[0033] In addition, it is worth mentioning that in the embodiment, among the four edges of the rectangular plate, two opposite edges are connected with the first plate 11 and the second plate 12 respectively, and the other two opposite edges are connected with the first damping part 13 and the second damping part 14 respectively. When the inner packaging box 1 is placed in the second accommodating cavity 21 of the outer packaging box 2, the rectangular plate abuts against the bottom wall inside the cuboid packaging box, the first damping part 13 and the second damping part 14 abut against two opposite side walls inside the cuboid packaging box, and the first plate 11 and the second plate 12 leave a gap with the other two opposite side walls inside the cuboid packaging box. In other embodiments, the rectangular plate can also abut against the side wall inside the cuboid packaging box, and the placement mode can be selected according to the actual situation, which is not limited here.
[0034] In other embodiments, the bottom plate 10 can also be a parallelogram plate structure, and correspondingly, the outer packaging box 2 is also changed to a quadrangular prism packaging box, which is not limited here.
[0035] As shown in Figures 2-3 , the first plate 11 is provided with a first socket 111, the second plate 12 is provided with a second socket 121, the first damping part 13 includes a third plate 131, a fourth plate 132 and a first connecting plate 133, the third plate 131 is connected with the bottom plate 10, the fourth plate 132 is provided with two first insertion grooves 1321, one side of the first connecting plate 133 is connected with the third plate 131 through a first crease 134, and the other side is connected with the fourth plate 132 through a second crease 135. The first plate 11, the second plate 12 and the third plate 131 can be folded towards the same side of the bottom plate 10, the first connecting plate 133 can be folded along the first crease 134, the fourth plate 132 can be folded along the second crease 135, and the two first insertion grooves 1321 can be respectively inserted and matched with the first socket 111 and the second socket 121. The first damping part 13 has a stable structure, can effectively enhance the support of the inner packaging box 1, and can buffer energy when subjected to vibration, thereby better protecting the product placed in the first accommodating cavity 15.
[0036] As shown in Figure 2 , the fourth plate 132 is provided with a first lug 1322, and the bottom plate 10 is provided with a first through hole 101, and the first lug 1322 can be inserted and matched with the first through hole 101. The connection between the fourth plate 132 and the bottom plate 10 is strengthened, so that the overall structure of the inner packaging box 1 is more stable, and in the packaging and transportation process, the shape of the first accommodating cavity 15 can be better maintained to avoid structural deformation due to shaking or collision, thereby more reliably protecting the product placed in the first accommodating cavity 15 and reducing the risk of product damage.
[0037] Specifically, when assembled, the first plate 11, the second plate 12 and the third plate 131 are folded towards the same side, then the first connecting plate 133 is folded along the first crease 134, and then the fourth plate 132 is folded along the second crease 135, so that the two first insertion slots 1321 on the fourth plate 132 are respectively inserted into the first insertion port 111 of the first plate 11 and the second insertion port 121 of the second plate 12, and the first lug 1322 on the fourth plate 132 is aligned with and inserted into the first through hole 101 on the bottom plate 10, forming the first shock-absorbing part 13. The first accommodating cavity 15 is surrounded by the first plate 11, the second plate 12, the first shock-absorbing part 13 and the second shock-absorbing part 14 for placing products, which can better absorb shocks and protect the products.
[0038] As shown in Figures 2-3 the first plate 11 is provided with a third insertion port 112, the second plate 12 is provided with a fourth insertion port 122, and the second shock-absorbing part 14 includes a fifth plate 141, a sixth plate 142 and a second connecting plate 143. The fifth plate 141 is connected to the bottom plate 10, the sixth plate 142 is provided with two second insertion slots 1421, and one side of the second connecting plate 143 is connected to the fifth plate 141 through a third crease 144, and the other side is connected to the sixth plate 142 through a fourth crease 145. The first plate 11, the second plate 12 and the fifth plate 141 can be folded towards the same side of the bottom plate 10, the second connecting plate 143 can be folded along the third crease 144, the sixth plate 142 can be folded along the fourth crease 145, and the two second insertion slots 1421 can be respectively inserted into the third insertion port 112 and the fourth insertion port 122. This makes the second shock-absorbing part 14 echo the first shock-absorbing part 13, further stabilizing the structure of the inner packaging box 1, effectively buffering vibrations from different directions during transportation, and protecting the products placed in the first accommodating cavity 15 in all directions, greatly improving the safety of product transportation.
[0039] As shown in Figure 2 the sixth plate 142 is provided with a second lug 1422, and the bottom plate 10 is provided with a second through hole 102. The second lug 1422 can be inserted into the second through hole 102. Through the close cooperation of the second lug 1422 and the second through hole 102, the connection between the sixth plate 142 and the bottom plate 10 is strengthened, the overall stability of the inner packaging box 1 is greatly improved, and the structure of the inner packaging box 1 is prevented from loosening and deforming during packaging structure handling and transportation, ensuring that the first accommodating cavity 15 always maintains a stable state and provides more reliable protection for the products placed therein.
[0040] Specifically, when assembled, the first plate 11, the second plate 12 and the fifth plate 141 are folded towards the same side, then the second connecting plate 143 is folded along the third crease 144, and then the sixth plate 142 is folded along the fourth crease 145, so that the two second insertion slots 1421 on the sixth plate 142 are respectively inserted into the third insertion port 112 of the first plate 11 and the fourth insertion port 122 of the second plate 12, and the second lug 1422 on the sixth plate 142 is inserted into the second through hole 102 on the bottom plate 10 to form the second shock-absorbing part 14. The first plate 11, the second plate 12, the first shock-absorbing part 13 and the second shock-absorbing part 14 enclose the first containing cavity 15 for placing products, which can protect the products placed in the first containing cavity 15 in all directions.
[0041] It is worth noting that the first insertion slot 1321 of the fourth plate 132 is formed at an edge away from the first connecting plate 133, and the first insertion slot 1321 and the edge of the fourth plate 132 adjacent to the first insertion slot 1321 are reserved a gap, that is, when the two first insertion slots 1321 are respectively inserted into the first insertion port 111 and the second insertion port 121, and the first shock-absorbing part 13 is formed, the edges of the third plate 131, the fourth plate 132 and the first connecting plate 133 are preferentially abutted against the inner wall of the second containing cavity 21; the second insertion slot 1421 of the sixth plate 142 is formed at an edge away from the second connecting plate 143, and the second insertion slot 1421 and the edge of the sixth plate 142 adjacent to the second insertion slot 1421 are reserved a gap, that is, when the two second insertion slots 1421 are respectively inserted into the third insertion port 112 and the fourth insertion port 122, and the second shock-absorbing part 14 is formed, the edges of the fifth plate 141, the sixth plate 142 and the second connecting plate 143 are preferentially abutted against the inner wall of the second containing cavity 21, so that the first plate 11 and the inner wall of the second containing cavity 21 are reserved a gap, and the second plate 12 and the inner wall of the second containing cavity 21 are reserved a gap.
[0042] As shown in Figure 1 The packaging structure further includes a barrier 3 placed at the upper end of the inner packaging box 1 and capable of abutting against the inner wall of the second containing cavity 21. On the one hand, the barrier 3 can protect the product from being scratched when the outer packaging box 2 is opened, and on the other hand, the barrier 3 can enhance the stability of the inner packaging box 1 in the second containing cavity 21, reduce the shaking of the inner packaging box 1 during transportation, protect the product from being damaged by collision in all directions, and improve the reliability of the product packaging.
[0043] Specifically, during the product packaging process, the product is first placed in the first containing cavity 15 of the inner packaging box 1, the barrier 3 is placed at the upper end of the inner packaging box 1, the barrier 3 can effectively prevent the product from falling out from the top, then the inner packaging box 1 is placed into the second containing cavity 21 of the outer packaging box 2, and finally the outer packaging box 2 is folded and packaged, at this time the barrier 3 will abut against the inner wall of the second containing cavity 21, thereby enhancing the stability of the inner packaging box 1 therein and avoiding displacement or damage of the product due to shaking or collision during transportation.
[0044] As shown in Figure 2 the first plate 11 is provided with a first avoiding port 113 on the side away from the bottom plate 10. In the process of product packaging and subsequent operation, when the product is placed in the first accommodating cavity 15 and the inner packaging box 1 is placed in the second accommodating cavity 21, the worker can conveniently put tools or fingers into the space between the product and the inner wall of the second accommodating cavity 21 through the first avoiding port 113, which provides operation space and avoids difficulty in operation due to limited space, improves the efficiency of packaging and inspection work, and enhances the convenience of the entire packaging structure in actual application.
[0045] As shown in Figure 2 the second plate 12 is provided with a second avoiding port 123 on the side away from the bottom plate 10. In the process of product packaging and subsequent operation, when the product is placed in the first accommodating cavity 15 and the inner packaging box 1 is placed in the second accommodating cavity 21, the worker can conveniently put tools or fingers into the space between the product and the inner wall of the second accommodating cavity 21 through the second avoiding port 123, which provides operation space and avoids difficulty in operation due to limited space, improves the efficiency of packaging and inspection work, and enhances the convenience of the entire packaging structure in actual application.
[0046] As shown in Figure 2 the inner packaging box 1 is a one-piece integrally formed packaging box. In production, the raw materials are processed into a predetermined shape, without the need for additional assembly components, reducing production costs and improving production efficiency, and being more economical and practical while ensuring packaging quality. When packaging products, fold each plate according to the predetermined creases to form the first accommodating cavity 15, so that the inner packaging box 1 is more stable and has fewer weak points due to assembly, thereby improving the protection of the product.
[0047] In this embodiment, the inner packaging box 1 is a paper corrugated structure plate. On the one hand, the air layer between the corrugations can effectively buffer the vibration and provide excellent impact protection for the product during transportation; on the other hand, the paper material is green and environmentally friendly, and the cost is relatively low, which meets the current environmental protection concept and reduces the packaging cost.
[0048] In other embodiments, the inner packaging box 1 can also be a plastic corrugated structure plate, which is light in quality and easy to transport. At the same time, it also has the characteristics of waterproof and moisture-proof, can better protect the product, prolong the shelf life of the product during storage and transportation, reduce the risk of product damage, and the material of the inner packaging box 1 can be selected according to the actual situation, which is not limited here.
[0049] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the implementation modes of the present application. For those skilled in the art, various obvious changes, re-adjustments and replacements can be made without departing from the protection scope of the present application. Here, it is not necessary and also impossible to enumerate all the implementation modes. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application claim.
Claims
1. A packaging structure, characterized by, include: The inner packaging box (1) includes a base plate (10), a first plate (11), a second plate (12), a first shock absorber (13), and a second shock absorber (14). The two sides of the base plate (10) are respectively connected to the first plate (11) and the second plate (12), and the other two sides of the base plate (10) are respectively connected to the first shock absorber (13) and the second shock absorber (14). The base plate (10), the first plate (11), the second plate (12), the first shock absorber (13), and the second shock absorber (14) can be arranged to form a first receiving cavity (15), and the product can be placed in the first receiving cavity (15). The outer packaging box (2) can be configured to form a second receiving cavity (21), and the inner packaging box (1) can be placed in the second receiving cavity (21). The first shock-absorbing part (13) abuts against the inner wall of the second receiving cavity (21), the second shock-absorbing part (14) abuts against the inner wall of the second receiving cavity (21), the first plate (11) has a reserved gap with the inner wall of the second receiving cavity (21), and the second plate (12) has a reserved gap with the inner wall of the second receiving cavity (21).
2. The packaging structure of claim 1, wherein The first plate (11) is provided with a first socket (111), and the second plate (12) is provided with a second socket (121). The first shock-absorbing part (13) includes: The third plate (131) is connected to the bottom plate (10); The fourth plate (132) is provided with two first slots (1321); The first connecting plate (133) is connected to the third plate (131) on one side by a first crease (134) and to the fourth plate (132) on the other side by a second crease (135). The first plate (11), the second plate (12) and the third plate (131) can be folded toward the same side of the base plate (10), the first connecting plate (133) can be folded along the first crease (134), the fourth plate (132) can be folded along the second crease (135), and the two first slots (1321) can be inserted into the first socket (111) and the second socket (121) respectively.
3. The packaging structure of claim 2, wherein The fourth plate (132) is provided with a first lug (1322), and the bottom plate (10) is provided with a first through hole (101). The first lug (1322) can be inserted and engaged with the first through hole (101).
4. The packaging structure of claim 1, wherein The first plate (11) is provided with a third socket (112), the second plate (12) is provided with a fourth socket (122), and the second shock-absorbing part (14) includes: The fifth plate (141) is connected to the base plate (10); The sixth plate (142) is provided with two second slots (1421); A second connecting plate (143) is connected with the fifth plate (141) on one side through a third fold line (144) and connected with the sixth plate (142) on the other side through a fourth fold line (145); The first plate (11), the second plate (12) and the fifth plate (141) can be folded towards the same side of the bottom plate (10), the second connecting plate (143) can be folded along the third fold line (144), the sixth plate (142) can be folded along the fourth fold line (145), and the two second insertion slots (1421) can be respectively inserted into the third insertion port (112) and the fourth insertion port (122).
5. The packaging structure of claim 4, wherein The sixth plate (142) is provided with a second lug (1422), and the bottom plate (10) is provided with a second through hole (102), and the second lug (1422) can be inserted into the second through hole (102).
6. The packaging structure according to any one of claims 1-5, characterized in that The packaging structure further comprises a barrier piece (3) placed at the upper end of the inner packaging box (1) and capable of abutting against the inner wall of the second containing cavity (21).
7. The packaging structure according to any one of claims 1-5, characterized in that The first plate (11) is provided with a first avoiding port (113) on the side away from the bottom plate (10); and / or; The second plate (12) is provided with a second avoiding port (123) on the side away from the bottom plate (10).
8. The packaging structure according to any one of claims 1-5, characterized in that The inner packaging box (1) is a one-piece integrally formed packaging box.
9. The packaging structure according to any one of claims 1-5, characterized in that The inner packaging box (1) is a paper corrugated structure plate.
10. The packaging structure according to any one of claims 1-5, characterized in that, The bottom plate (10) is a rectangular plate, and the outer packaging box (2) is a cuboid packaging box, and the rectangular plate can abut against the bottom wall inside the cuboid packaging box.