Packaging lining structure and packaging box

Abstract

The invention belongs to the technical field of product packaging, and particularly relates to a packaging lining structure and a packaging box. The packaging lining structure comprises a box body formed by folding a piece of paper, the box body comprises a containing cavity, a placing cavity and a plurality of buffering cavities, the containing cavity and the buffering cavities are all located in the placing cavity, the buffering cavities are formed in the peripheral side of the containing cavity, the containing cavity is provided with a bottom wall and a plurality of partition walls, and the partition walls are arranged on the bottom wall. The multiple partition walls are connected to the circumferential direction of the bottom wall in a turnover mode, each buffer cavity is separated from the containing cavity through one partition wall, and one side wall face of one of the multiple buffer cavities is connected with one side plate of the containing cavity in a turnover mode. According to the technical scheme, the paperboard is adopted for integral forming, the material is safe and environmentally friendly, and the cost is low.

Description

Technical Field

[0001] The invention belongs to the technical field of product packaging, and in particular relates to a packaging lining structure and a packaging box. Background Art

[0002] In the prior art, TWS (True Wireless Stereo) earphone packaging usually uses materials such as EVA, sponge or blister, and is cut according to the shape of the TWS earphone. However, this method is often accompanied by odor and is not environmentally friendly. Summary of the invention

[0003] The purpose of the present invention is to at least solve the problem that the existing earphone packaging is not environmentally friendly. This purpose is achieved through the following technical solutions:

[0004] The first aspect of the present invention proposes a packaging lining structure, including a box body folded from paper, the box body including a accommodating cavity, a placement cavity and a plurality of buffer cavities, the accommodating cavity and the plurality of buffer cavities are all located in the placement cavity, the plurality of buffer cavities are arranged on the circumferential side of the accommodating cavity, the accommodating cavity has a bottom wall and a plurality of partition walls, the plurality of partition walls are respectively connected to the circumference of the bottom wall in a flippable manner, each of the buffer cavities is separated from the accommodating cavity by a partition wall, and a side wall surface of one of the plurality of buffer cavities is connected to a side panel of the placement cavity in a foldable manner.

[0005] According to the technical solution of the present invention, the buffer cavities are connected to each other by partition walls, and the side wall surface of one of the multiple buffer cavities facing away from the accommodating cavity can be flipped and connected to a side plate of the placement cavity, so that the various parts are connected and meet the conditions for one-piece molding. The one-piece molding structure eliminates the need for gluing between the various parts, and the overall manufacturing process becomes simple. In addition, the multiple buffer cavities are arranged around the accommodating cavity, which can protect the products in the accommodating cavity and improve the reliability of the packaging lining structure. The packaging lining structure of the present invention is integrally molded with cardboard, and the material is safe and environmentally friendly, and the cost is low.

[0006] In addition, the packaging lining structure according to the present invention may also have the following additional technical features:

[0007] In some embodiments of the present invention, the plurality of buffer chambers include a first buffer chamber, a second buffer chamber, a third buffer chamber and a fourth buffer chamber, the plurality of partition walls include a first partition wall, a second partition wall, a third partition wall and a fourth partition wall, the first buffer chamber is arranged opposite to the third buffer chamber, the second buffer chamber is arranged opposite to the fourth buffer chamber, the first buffer chamber is separated from the accommodating chamber by the first partition wall, the second buffer chamber is separated from the accommodating chamber by the second partition wall, the third buffer chamber is separated from the accommodating chamber by the third partition wall, and the fourth buffer chamber is separated from the accommodating chamber by the fourth partition wall.

[0008] In some embodiments of the present invention, the first buffer cavity has a first side wall surface, a second side wall surface and a third side wall surface, the first side wall surface is flippably connected to the first partition wall and a side plate of the placement cavity on opposite sides along the first direction, the first side wall surface is flippably connected to the second side wall surface and the third side wall surface on opposite sides along the second direction, the first side wall surface, the second side wall surface, the third side wall surface, the first partition wall and a side plate of the placement cavity enclose the first buffer cavity, and the first direction and the second direction are vertically arranged.

[0009] In some embodiments of the present invention, the second buffer cavity has a fourth side wall surface, a fifth side wall surface, a sixth side wall surface and a seventh side wall surface, the fourth side wall surface is flippably connected to the second partition wall and the fifth side wall surface on opposite sides along the first direction, the fourth side wall surface is flippably connected to the sixth side wall surface and the seventh side wall surface on opposite sides along the second direction, the fourth side wall surface, the fifth side wall surface, the sixth side wall surface, the seventh side wall surface and the second partition wall enclose the second buffer cavity, and the first direction and the second direction are vertically arranged.

[0010] In some embodiments of the present invention, the third buffer cavity has a first buffer wall, a second buffer wall and a third buffer wall, and the first buffer wall, the second buffer wall, the third buffer wall and the third partition wall are connected in sequence and enclosed to form the third buffer cavity.

[0011] In some embodiments of the present invention, the fourth buffer cavity has a fourth buffer wall, a fifth buffer wall and a sixth buffer wall, and the fourth buffer wall, the fifth buffer wall, the sixth buffer wall and the fourth partition wall are connected in sequence and enclosed to form the fourth buffer cavity.

[0012] In some embodiments of the present invention, the placement cavity has a bottom plate, a first side plate, a second side plate, a third side plate and a fourth side plate, the first side plate, the second side plate, the third side plate and the fourth side plate are connected in sequence, and the first side plate and the third side plate are respectively foldably connected to opposite sides of the bottom plate along a first direction, the bottom plate, the first side plate, the second side plate, the third side plate and the fourth side plate enclose the placement cavity, and the first direction is parallel to the arrangement direction of the first side plate portion and the accommodating cavity.

[0013] In some embodiments of the present invention, the second side panel and the fourth side panel both include a first clamping portion and a second clamping portion, the first clamping portion is connected to the first side panel, the second clamping portion is connected to the third side panel, one of the first clamping portion and the second clamping portion has a first clamping groove on a side facing away from the bottom plate, the other of the first clamping portion and the second clamping portion has a second clamping groove on a side facing the bottom plate, and the first clamping groove can be clamped and matched with the second clamping groove.

[0014] In some embodiments of the present invention, the placement cavity further has a fifth side panel and a sixth side panel, and the fifth side panel and the sixth side panel are respectively foldably connected to both sides of the bottom plate along the second direction, and the end of the fifth side panel facing away from the bottom plate can be folded to the placement cavity and abut against the second side panel to partially cover the second side panel, and the end of the sixth side panel facing away from the bottom plate can be folded to the placement cavity and abut against the fourth side panel to partially cover the fourth side panel, and the first direction and the second direction are vertically arranged.

[0015] The second aspect of the present invention provides a packaging box, comprising:

[0016] an envelope having a sealed cavity therein; and

[0017] As the packaging lining structure mentioned above, the packaging lining structure is arranged in the sealed cavity, and the envelope can cover the opening of the accommodating cavity. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Various other advantages and benefits will become apparent to those of ordinary skill in the art by reading the detailed description of the preferred embodiments below. The accompanying drawings are only for the purpose of illustrating the preferred embodiments and are not to be considered as limiting the present invention. Moreover, the same reference numerals are used throughout the accompanying drawings to represent the same components. In the accompanying drawings:

[0019] Figure 1 Schematically shows an assembly flow chart of a packaging box and a product according to an embodiment of the present invention;

[0020] Figure 2 A schematic diagram of the folding process of the placement cavity of the packaging lining structure according to an embodiment of the present invention is schematically shown;

[0021] Figure 3 A schematic diagram of the folding process of the accommodating cavity of the packaging lining structure according to an embodiment of the present invention is schematically shown;

[0022] Figure 4 for Figure 1 Schematic diagram of the planar structure of the packaging lining structure of the medium packaging box.

[0023] The reference numerals in the accompanying drawings represent the following:

[0024] 1. Packing box;

[0025] 100. Packaging lining structure;

[0026] 10. Accommodating cavity; 11. Bottom wall; 12. First partition wall; 13. Second partition wall; 14. Third partition wall; 15. Fourth partition wall; 21. First buffer cavity; 211. First side wall surface; 212. Second side wall surface; 213. Third side wall surface; 22. Second buffer cavity; 221. Fourth side wall surface; 222. Fifth side wall surface; 223. Sixth side wall surface; 224. Seventh side wall surface; 23. Third buffer cavity; 23 1. First buffer wall; 232. Second buffer wall; 233. Third buffer wall; 24. Fourth buffer cavity; 241. Fourth buffer wall; 242. Fifth buffer wall; 243. Sixth buffer wall; 31. Bottom plate; 32. First side plate; 331. First clamping part; 3311. First clamping groove; 332. Second clamping part; 3321. Second clamping groove; 34. Third side plate; 35. Fifth side plate; 36. Sixth side plate;

[0027] 200, envelope;

[0028] 300. Products;

[0029] 400. Instructions. DETAILED DESCRIPTION

[0030] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided in order to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art.

[0031] It should be understood that the terms used herein are only for the purpose of describing specific example embodiments and are not intended to be limiting. Unless the context clearly indicates otherwise, the singular forms "one", "an" and "said" as used herein may also be meant to include plural forms. The terms "include", "comprise", "contain", and "have" are inclusive, and therefore specify the existence of stated features, steps, operations, elements and / or parts, but do not exclude the existence or addition of one or more other features, steps, operations, elements, parts, and / or combinations thereof. The method steps, processes, and operations described herein are not interpreted as necessarily requiring them to be performed in the specific order described or illustrated, unless the execution order is clearly indicated. It should also be understood that additional or alternative steps may be used.

[0032] Although the terms first, second, third, etc. can be used in the text to describe multiple elements, components, regions, layers and / or sections, these elements, components, regions, layers and / or sections should not be limited by these terms. These terms can only be used to distinguish an element, component, region, layer or section from another region, layer or section. Unless the context clearly indicates, terms such as "first", "second" and other numerical terms do not imply order or sequence when used in the text. Therefore, the first element, component, region, layer or section discussed below can be referred to as the second element, component, region, layer or section without departing from the teaching of the example embodiments.

[0033] For ease of description, spatial relative terms may be used herein to describe the relationship of one element or feature relative to another element or feature as shown in the figure, such as "inside", "outside", "inner side", "outer side", "below", "below", "above", "above", etc. Such spatial relative terms are intended to include different orientations of the device in use or operation in addition to the orientation depicted in the figure. For example, if the device in the figure is turned over, then the elements described as "below other elements or features" or "below other elements or features" will subsequently be oriented as "above other elements or features" or "above other elements or features". Therefore, the example term "below..." can include both above and below orientations.

[0034] In the prior art, TWS (True Wireless Stereo) earphone packaging usually uses materials such as EVA, sponge or blister, and is cut according to the shape of the TWS earphone. However, this method is often accompanied by odor and is not environmentally friendly.

[0035] Figure 1 The assembly flow chart of the packaging box 1 and the product 300 according to the embodiment of the present invention is schematically shown. Figure 4 for Figure 1 FIG. 1 is a schematic diagram of a planar structure of a packaging lining structure 100 of a packaging box 1. Figure 1 and 4 As shown, the present invention proposes a packaging lining structure 100 and a packaging box 1. The packaging lining structure 100 in the present invention includes a box body formed by folding paper, the box body includes a receiving chamber 10, a placement chamber and a plurality of buffer chambers, the receiving chamber 10 and the plurality of buffer chambers are both located in the placement chamber, the plurality of buffer chambers are respectively arranged in the circumference of the receiving chamber 10, the receiving chamber 10 has a bottom wall 11 and a plurality of partition walls, the plurality of partition walls are respectively connected to the circumference of the bottom wall 11 in a flippable manner, each buffer chamber is separated from the receiving chamber 10 by a partition wall, the placement chamber has a first side plate 32, and the side wall surface of one of the plurality of buffer chambers facing away from the receiving chamber 10 is connected to a side plate of the placement chamber in a flippable manner. The box body in this embodiment is a paper box.

[0036] According to the technical solution of the present invention, the buffer chambers are connected to each other by partition walls, and the side wall surface of one of the multiple buffer chambers facing away from the accommodating chamber 10 can be flipped and connected to a side panel (the first side panel 32) of the placement chamber, so that the various parts are connected and meet the conditions for one-piece molding. The one-piece molding structure eliminates the need for gluing between the various parts, and the overall manufacturing process becomes simple. In addition, the multiple buffer chambers are arranged around the accommodating chamber 10, which can protect the product 300 in the accommodating chamber 10 and improve the reliability of the packaging lining structure 100. The packaging lining structure 100 of the present invention is integrally molded using cardboard, and the material is safe, environmentally friendly, and has a low cost.

[0037] In some embodiments of the present invention, Figure 2 , 3As shown in and 4, the plurality of buffer chambers include a first buffer chamber 21, a second buffer chamber 22, a third buffer chamber 23 and a fourth buffer chamber 24, the plurality of partition walls include a first partition wall 12, a second partition wall 13, a third partition wall 14 and a fourth partition wall 15, the first buffer chamber 21 and the third buffer chamber 23 are arranged opposite to each other, the second buffer chamber 22 and the fourth buffer chamber 24 are arranged opposite to each other, the first buffer chamber 21 is separated from the accommodating chamber 10 by the first partition wall 12, the second buffer chamber 22 is separated from the accommodating chamber 10 by the second partition wall 13, the third buffer chamber 23 is separated from the accommodating chamber 10 by the third partition wall 14, and the fourth buffer chamber 24 is separated from the accommodating chamber 10 by the fourth partition wall 15. In this embodiment, the bottom wall 11 is a rectangular structure, and the first partition wall 12, the second partition wall 13, the third partition wall 14 and the fourth partition wall 15 can be folded and connected to the four sides of the bottom wall 11 respectively, and the first partition wall 12, the second partition wall 13, the third partition wall 14, the fourth partition wall 15 and the bottom wall 11 enclose a accommodating cavity 10, and the first buffer cavity 21, the second buffer cavity 22, the third buffer cavity 23 and the fourth buffer cavity 24 are respectively located around the accommodating cavity 10.

[0038] Specifically, in this embodiment, four buffer cavities can surround the accommodating cavity 10. The product 300 located in the accommodating cavity 10 can buffer the impact of the packaging lining structure 100 on the product 300 during the movement of the buffer cavity, thereby improving the ability of the packaging lining structure 100 to protect the product 300.

[0039] In some embodiments of the present invention, Figure 2 , 3 As shown in Figure 4, the first buffer cavity 21 has a first side wall surface 211, a second side wall surface 212 and a third side wall surface 213. The first side wall surface 211 is reversibly connected to the first partition wall 12 and the first side plate 32 on opposite sides along the first direction, and the first side wall surface 211 is reversibly connected to the second side wall surface 212 and the third side wall surface 213 on opposite sides along the second direction. The first side wall surface 211, the second side wall surface 212, the third side wall surface 213, the first partition wall 12 and the first side plate 32 enclose the first buffer cavity 21, and the first direction and the second direction are vertically arranged. In this embodiment, the first side wall surface 211 is a rectangular surface, and the four sides of the first side wall surface 211 can be folded and connected to the second side wall surface 212, the third side wall surface 213, the first partition wall 12 and the first side plate 32 respectively. Through the folding operation, the first side wall surface 211, the second side wall surface 212, the third side wall surface 213, the first partition wall 12 and the first side plate 32 can be enclosed to form a first buffer cavity 21, thereby being able to buffer one side of the accommodating cavity 10 along the first direction.

[0040] In some embodiments of the present invention, Figure 2 , 3As shown in and 4, the second buffer cavity 22 has a fourth side wall surface 221, a fifth side wall surface 222, a sixth side wall surface 223 and a seventh side wall surface 224, the fourth side wall surface 221 is reversibly connected to the second partition wall 13 and the fifth side wall surface 222 on opposite sides along the first direction, the fourth side wall surface 221 is reversibly connected to the sixth side wall surface 223 and the seventh side wall surface 224 on opposite sides along the second direction, the fourth side wall surface 221, the fifth side wall surface 222, the sixth side wall surface 223, the seventh side wall surface 224 and the second partition wall 13 enclose a second buffer cavity 22, and are vertically arranged in the first direction and the second direction. In this embodiment, the fourth side wall surface 221 is a rectangular surface, and the four sides of the fourth side wall surface 221 can be folded and connected to the fifth side wall surface 222, the sixth side wall surface 223, the seventh side wall surface 224 and the second partition wall 13 respectively. Through the folding operation, the fifth side wall surface 222, the sixth side wall surface 223, the seventh side wall surface 224 and the second partition wall 13 can be enclosed to form a second buffer cavity 22, thereby being able to buffer the other side of the accommodating cavity 10 along the first direction.

[0041] In some embodiments of the present invention, Figure 2 , 3 As shown in Figures 4 and 5, the third buffer cavity 23 has a first buffer wall 231, a second buffer wall 232 and a third buffer wall 233, and the first buffer wall 231, the second buffer wall 232, the third buffer wall 233 and the third partition wall 14 are connected in sequence and enclosed to form the third buffer cavity 23. In this embodiment, the first buffer wall 231 is foldably connected to the third partition wall 14 and the second buffer wall 232 on both sides along the second direction, and the third buffer wall 233 is connected to the side of the second buffer wall 232 away from the first buffer wall 231, and the side of the third buffer wall 233 away from the second buffer wall 232 can be against the third partition wall 14, thereby realizing that the first buffer wall 231, the second buffer wall 232, the third buffer wall 233 and the third partition wall 14 are enclosed to form the third buffer cavity 23, so as to buffer one side of the accommodating cavity 10 along the second direction.

[0042] Specifically, in this embodiment, both ends of the third partition wall 14 along the first direction respectively abut against the first partition wall 12 and the second partition wall 13, and the second buffer wall 232 abuts against and is flush with one end of the first partition wall 12 and one end of the second partition wall 13 along the first direction.

[0043] In some embodiments of the present invention, Figure 2 , 3As shown in Figures 4 and 5, the fourth buffer cavity 24 has a fourth buffer wall 241, a fifth buffer wall 242 and a sixth buffer wall 243, and the fourth buffer wall 241, the fifth buffer wall 242, the sixth buffer wall 243 and the fourth partition wall 15 are connected in sequence and enclosed to form the fourth buffer cavity 24. In this embodiment, the fourth buffer wall 241 is foldably connected to the fourth partition wall 15 and the fifth buffer wall 242 on both sides along the second direction, the sixth buffer wall 243 is connected to the side of the fifth buffer wall 242 away from the fourth buffer wall 241, and the side of the sixth buffer wall 243 away from the fifth buffer wall 242 can be against the fourth partition wall 15, thereby realizing that the fourth buffer wall 241, the fifth buffer wall 242, the sixth buffer wall 243 and the fourth partition wall 15 enclose to form the fourth buffer cavity 24, so as to buffer the other side of the accommodating cavity 10 along the second direction.

[0044] Specifically, in this embodiment, both ends of the fourth partition wall 15 along the first direction respectively abut against the first partition wall 12 and the second partition wall 13, and the fifth buffer wall 242 abuts against and is flush with the other end of the first partition wall 12 and the other end of the second partition wall 13 along the first direction.

[0045] In some embodiments of the present invention, Figure 2 , 3 As shown in Figure 4, the placement cavity has a bottom plate 31, a second side plate, a third side plate 34 and a fourth side plate, the first side plate 32, the second side plate, the third side plate 34 and the fourth side plate are connected in sequence, and the first side plate 32 and the third side plate 34 are respectively foldably connected to the bottom plate 31 at two opposite sides along the first direction, the bottom plate 31, the first side plate 32, the second side plate, the third side plate 34 and the fourth side plate are enclosed to form the placement cavity, and the first direction is parallel to the arrangement direction of the first side plate part and the accommodating cavity 10. In this embodiment, the bottom plate 31 is a rectangular plate, the first side plate 32, the second side plate, the third side plate 34 and the fourth side plate are respectively foldably connected to the four sides of the bottom plate 31, so that the bottom plate 31, the first side plate 32, the second side plate, the third side plate 34 and the fourth side plate are enclosed to form the placement cavity, and the placement cavity is used to place and accommodate four buffer cavities and one accommodating cavity 10.

[0046] In some embodiments of the present invention, Figure 2 , 3As shown in Figures 4 and 5, the second side plate and the fourth side plate both include a first clamping portion 331 and a second clamping portion 332, the first clamping portion 331 is connected to the first side plate 32, the second clamping portion 332 is connected to the third side plate 34, one of the first clamping portion 331 and the second clamping portion 332 has a first clamping groove 3311 on a side facing away from the bottom plate 31, and the other of the first clamping portion 331 and the second clamping portion 332 has a second clamping groove 3321 on a side facing the bottom plate 31, and the first clamping groove 3311 can be clamped and matched with the second clamping groove 3321. In this embodiment, the first side panel 32 and the third side panel 34 are respectively foldably connected to the opposite sides of the bottom panel 31 along the first direction, the first clamping portion 331 of the second side panel is clamped together with the second clamping portion 332 of the second side panel, and the first clamping portion 331 of the fourth side panel is clamped together with the second clamping portion 332 of the fourth side panel, so that the first side panel 32 and the third side panel 34 can be fixedly connected, thereby realizing the enclosure of the first side panel 32, the second side panel, the third side panel 34 and the fourth side panel, and cooperating with the bottom panel 31 to realize the placement cavity.

[0047] In some embodiments of the present invention, Figure 2 , 3 As shown in and 4, the placement cavity also has a fifth side panel 35 and a sixth side panel 36, and the fifth side panel 35 and the sixth side panel 36 are respectively foldably connected to the two sides of the bottom plate 31 along the second direction, and the end of the fifth side panel 35 away from the bottom plate 31 can be folded to the placement cavity and abut against the second side panel to partially cover the second side panel, and the end of the sixth side panel 36 away from the bottom plate 31 can be folded to the placement cavity and abut against the fourth side panel to partially cover the fourth side panel, and the first direction and the second direction are vertically arranged. In the present embodiment, one end of the fifth side panel 35 away from the bottom panel 31 can be folded to the placement cavity and abutted against the second side panel, so that the fifth side panel 35 can cover the second side panel, so that the clamping position of the second side panel cannot be seen by people, thereby improving the aesthetics of the packaging lining structure 100, and one end of the sixth side panel 36 away from the bottom panel 31 can be folded to the placement cavity and abutted against the fourth side panel, so that the sixth side panel 36 can cover the fourth side panel, so that the clamping position of the fourth side panel cannot be seen by people, thereby further improving the aesthetics of the packaging lining structure 100.

[0048] Furthermore, in this embodiment, the folding principle of the packaging lining structure 100 is as follows: Figure 2As shown, firstly, the first clamping portion 331 of the second side plate and the first clamping portion 331 of the fourth side plate are folded toward the first side plate 32, and the second clamping portion 332 of the second side plate and the second clamping portion 332 of the fourth side plate are folded toward the third side plate 34, and then the first side plate 32 and the third side plate 34 are folded toward the direction of the bottom plate 31 respectively, so that the first clamping portion 331 and the second clamping portion 332 are engaged and matched, so as to form the placement cavity. Then, the end of the third side plate 34 away from the bottom plate 31 is folded toward the placement cavity and fits to the end of the third side plate 34 close to the bottom plate 31, and then the end of the sixth side plate 36 away from the bottom plate 31 is folded to the placement cavity and abuts against the fourth side plate, and the end of the fifth side plate 35 away from the bottom plate 31 is folded to the placement cavity and abuts against the second side plate, and at this time, the formation of the placement cavity and the concealment of the first clamping portion 331 and the second clamping portion 332 under the cooperation are completed.

[0049] like Figure 3 As shown, the bottom wall 11 is then folded toward the side away from the placement cavity, and then the first partition wall 12 is folded toward the accommodating cavity 10, and then the second partition wall 13, the third partition wall 14 and the fourth partition wall 15 are folded toward the bottom wall 11 respectively, and the accommodating cavity 10 is formed in cooperation with the bottom wall 11. Then the fourth side wall surface 221, the fifth side wall surface 222, the sixth side wall surface 223 and the seventh side wall surface 224 are folded to form the second buffer cavity 22, the first buffer wall 231, the second buffer wall 232 and the third buffer wall 233 are folded to form the third buffer cavity 23, and the fourth buffer wall 241, the fifth buffer wall 242 and the sixth buffer wall 243 are folded to form the fourth buffer cavity 24. The second side wall 212 and the third side wall 213 are then folded to cooperate with the first side wall 211 to form a first buffer cavity 21. Finally, the first side wall 211 is folded toward the bottom plate 31, so that the accommodating cavity 10, the first buffer cavity 21, the second buffer cavity 22, the third buffer cavity 23 and the fourth buffer cavity 24 are all located in the placement cavity, thereby realizing a packaging lining structure 100 formed by folding a piece of paper.

[0050] like Figure 1 As shown, the present invention also proposes a packaging box 1, comprising:

[0051] An envelope 200 having a sealed cavity therein;

[0052] The packaging lining structure 100 is disposed in the sealed cavity, and the envelope 200 can cover the opening of the accommodating cavity 10 . The packaging lining structure 100 is the above-mentioned packaging lining structure 100 .

[0053] According to the technical solution of the present invention, the packaging lining structure 100 can be inserted into the sealed cavity, and the envelope 200 can seal the product 300 in the accommodating cavity 10, thereby realizing all-round protection and packaging of the product 300. The buffer cavities are connected to each other by partition walls, and the side wall surface of one of the multiple buffer cavities facing away from the accommodating cavity 10 can be flipped and connected to the first side panel 32, so that the various parts have a connection relationship and meet the conditions for one-piece molding. The one-piece molding structure is adopted, so that there is no need to coat the parts with glue, and the overall manufacturing process becomes simple. In addition, the multiple buffer cavities are arranged around the accommodating cavity 10, which can protect the product 300 in the accommodating cavity 10 and improve the reliability of the packaging lining structure 100. The packaging lining structure 100 of the present invention is integrally molded with cardboard, and the material is safe, environmentally friendly, and low in cost.

[0054] Specifically, in this embodiment, after the product 300 is placed in the accommodating cavity 10, the instruction manual 400 can also be placed on the first side wall 211, the third side wall 213, the first buffer wall 231 and the fourth buffer wall 241. By putting the envelope 200 on the outside of the packaging lining structure 100, the product 300 and the instruction manual 400 can be packaged separately.

[0055] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed by the present invention should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A packaging lining structure, characterized in that: The invention comprises a box body formed by folding paper, the box body comprises a accommodating chamber, a placement chamber and a plurality of buffer chambers, the accommodating chamber and the plurality of buffer chambers are all located in the placement chamber, the plurality of buffer chambers are arranged on the peripheral side of the accommodating chamber, the accommodating chamber has a bottom wall and a plurality of partition walls, the plurality of partition walls are respectively connected to the circumference of the bottom wall in a flippable manner, each of the buffer chambers is separated from the accommodating chamber by a partition wall, and a side wall surface of one of the plurality of buffer chambers is connected to a side plate of the placement chamber in a foldable manner.

2. The packaging lining structure according to claim 1, characterized in that: The plurality of buffer chambers include a first buffer chamber, a second buffer chamber, a third buffer chamber and a fourth buffer chamber, the plurality of partition walls include a first partition wall, a second partition wall, a third partition wall and a fourth partition wall, the first buffer chamber is arranged opposite to the third buffer chamber, the second buffer chamber is arranged opposite to the fourth buffer chamber, the first buffer chamber is separated from the accommodating chamber by the first partition wall, the second buffer chamber is separated from the accommodating chamber by the second partition wall, the third buffer chamber is separated from the accommodating chamber by the third partition wall, and the fourth buffer chamber is separated from the accommodating chamber by the fourth partition wall.

3. The packaging lining structure according to claim 2, characterized in that: The first buffer cavity has a first side wall surface, a second side wall surface and a third side wall surface, and the first side wall surface is flippably connected to the first partition wall and a side plate of the placement cavity on opposite sides along the first direction, and the first side wall surface is flippably connected to the second side wall surface and the third side wall surface on opposite sides along the second direction, and the first side wall surface, the second side wall surface, the third side wall surface, the first partition wall and a side plate of the placement cavity enclose the first buffer cavity, and the first direction and the second direction are vertically arranged.

4. The packaging lining structure according to claim 2, characterized in that: The second buffer cavity has a fourth side wall surface, a fifth side wall surface, a sixth side wall surface and a seventh side wall surface, the fourth side wall surface is flippably connected to the second partition wall and the fifth side wall surface on opposite sides along the first direction, the fourth side wall surface is flippably connected to the sixth side wall surface and the seventh side wall surface on opposite sides along the second direction, the fourth side wall surface, the fifth side wall surface, the sixth side wall surface, the seventh side wall surface and the second partition wall enclose the second buffer cavity, and the first direction and the second direction are vertically arranged.

5. The packaging lining structure according to claim 2, characterized in that: The third buffer cavity has a first buffer wall, a second buffer wall and a third buffer wall. The first buffer wall, the second buffer wall, the third buffer wall and the third partition wall are connected in sequence and enclosed to form the third buffer cavity.

6. The packaging lining structure according to claim 2, characterized in that: The fourth buffer cavity has a fourth buffer wall, a fifth buffer wall and a sixth buffer wall. The fourth buffer wall, the fifth buffer wall, the sixth buffer wall and the fourth partition wall are connected in sequence and enclosed to form the fourth buffer cavity.

7. The packaging lining structure according to claim 1, characterized in that: The placement cavity comprises a bottom plate, a first side plate, a second side plate, a third side plate and a fourth side plate, the first side plate, the second side plate, the third side plate and the fourth side plate are connected in sequence, and the first side plate and the third side plate are respectively foldably connected to opposite sides of the bottom plate along a first direction, the bottom plate, the first side plate, the second side plate, the third side plate and the fourth side plate enclose the placement cavity, and the first direction is parallel to the arrangement direction of the first side plate portion and the accommodating cavity.

8. The packaging lining structure according to claim 7, characterized in that: The second side plate and the fourth side plate each include a first clamping portion and a second clamping portion, the first clamping portion being connected to the first side plate, the second clamping portion being connected to the third side plate, one of the first clamping portion and the second clamping portion having a first clamping groove on a side facing away from the bottom plate, the other of the first clamping portion and the second clamping portion having a second clamping groove on a side facing the bottom plate, and the first clamping groove can be clamped and matched with the second clamping groove.

9. The packaging lining structure according to claim 7, characterized in that: The placement cavity also has a fifth side panel and a sixth side panel, and the fifth side panel and the sixth side panel are respectively foldably connected to both sides of the bottom plate along the second direction, and one end of the fifth side panel away from the bottom plate can be folded to the placement cavity and abut against the second side panel to partially cover the second side panel, and one end of the sixth side panel away from the bottom plate can be folded to the placement cavity and abut against the fourth side panel to partially cover the fourth side panel, and the first direction and the second direction are vertically arranged.

10. A packaging box, characterized in that: include: An envelope having a sealed cavity therein; and The packaging lining structure as described in any one of claims 1 to 9 is arranged in the sealed cavity, and the envelope can cover the opening of the accommodating cavity.

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