Packaging box

Abstract

The utility model discloses a packing box which comprises an outer box, a lining and an inner box, the lining is placed in the outer box, the lining is formed by folding a first fold line plate, the lining comprises a bearing part and supporting parts connected to the two sides of the bearing part respectively, and the bearing part and the two supporting parts define an installation space. The supporting part comprises a supporting plate and a folding block formed on the inner side of the supporting plate in a folded mode, the supporting plate is connected with the bearing part, the folding block is provided with a first protrusion, the bearing part is provided with a first inserting hole allowing the first protrusion to be inserted, the supporting plate is provided with a second protrusion, and the folding block is provided with a second inserting hole allowing the second protrusion to be inserted; the inner box is used for containing products, the inner box is arranged in the installation space, and the folding block is used for abutting against the inner box. The lining is formed by folding the first folding line plate, the protrusions are connected with the inserting holes in an inserted mode, the lining is not prone to bounce off after being formed, and boxing is convenient.

Description

Technical Field

[0001] The utility model relates to a packing box, belonging to the technical field of packaging. Background Art

[0002] The packing box is used for packing products to facilitate the transportation of products, so that the products can be stacked during transportation, and thus multiple products can be transported at one time. At present, the packing box also has an anti-collision function, that is, the products can be buffered through the structure inside the packing box to reduce the probability of damage to the products during transportation.

[0003] In the related art, the inner lining includes a bottom and side parts. The side parts are inserted into the bottom through tongue-and-groove joints. After the inner lining is formed, its stability is poor, it is easy to bounce open, and it is not easy to be packed into the box. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a packing box in which the inner lining is not easy to bounce open after being formed.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A packing box, comprising:

[0007] An outer box; and

[0008] An inner lining, the inner lining is placed in the outer box, the inner lining is formed by folding a first folding plate, the inner lining includes a supporting part and supporting parts respectively connected to both sides of the supporting part. The supporting part and the two supporting parts enclose an installation space. The supporting part includes a supporting plate and a folding block folded on the inner side of the supporting plate. The supporting plate is connected to the supporting part. The folding block is provided with a first protrusion, the supporting part is provided with a first insertion hole for the first protrusion to be inserted, the supporting plate is provided with a second protrusion, and the folding block is provided with a second insertion hole for the second protrusion to be inserted;

[0009] An inner box for storing products, the inner box is arranged in the installation space, and the folding block is for the inner box to lean against.

[0010] As a further improved technical scheme of the utility model, the folding block has an inner cavity, the inner cavity is a buffer cavity, and at least part of the second protrusion is located in the inner cavity.

[0011] As a further improved technical solution of the present utility model, the folding block is formed by folding a transverse plate. The transverse plate includes a first side plate, a second side plate, a third side plate, and a fourth side plate connected in sequence. The first side plate is connected to the support plate. After folding, the first side plate, the second side plate, the third side plate, and the fourth side plate together enclose the inner cavity. After the transverse plate is folded, the second side plate is opposite to the fourth side plate, and the fourth side plate is closer to the support plate relative to the second side plate. The second side plate is provided with the first protrusion, and the fourth side plate is provided with the second socket.

[0012] As a further improved technical solution of the present utility model, the support plate is provided with a through hole. The support plate includes a reserved portion located in the through hole, and the reserved portion is bent relative to the support plate to form the second protrusion.

[0013] As a further improved technical solution of the present utility model, the transverse plate includes a fifth side plate, and the fifth side plate is connected to the fourth side plate. After the transverse plate is folded, the fifth side plate is opposite to the third side plate.

[0014] As a further improved technical solution of the present utility model, the first folding plate includes a bottom plate, two end plates, and the transverse plate. The bottom plate connects the two end plates, the transverse plate is connected to the end plates, the bottom plate forms the supporting portion, the bottom plate is provided with the first socket, and the end plates are folded relative to the bottom plate to form the support plate.

[0015] As a further improved technical solution of the present utility model, the folding block includes a first folding block and a second folding block. The transverse plate includes a first transverse plate and a second transverse plate. The first folding block is formed by flipping the first transverse plate, the second folding block is formed by flipping the second transverse plate, and the support plate connects the first transverse plate and the second transverse plate;

[0016] Both the first folding block and the second folding block are provided with the second socket. The reserved portion includes a first reserved portion and a second reserved portion. The first reserved portion is opposite to the second reserved portion. The first reserved portion and the second reserved portion are bent relative to the support plate to correspondingly form two second protrusions, and the two second protrusions are correspondingly inserted into the second socket of the first folding block and the second socket of the second folding block.

[0017] As a further improved technical solution of the present utility model, the packaging box includes a partition. The inner box is formed by folding a second folding plate. The inner box includes an inner box body and a handle connected to the inner box body. The partition is provided with a through hole for the handle to pass through, and the handle can be bent relative to the inner box body and press against the partition.

[0018] As a further improved technical solution of the present utility model, the partition is provided with a limiting protrusion, the second side plate is provided with a groove, and the limiting protrusion is installed in the groove.

[0019] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0020] The packing box provided by the present utility model includes an inner lining, which is formed by folding a first folding plate. The inner lining includes a supporting part and a supporting portion. The supporting portion includes a supporting plate and a folding block. The folding block is stacked on the supporting plate. The folding block is inserted into the first insertion hole of the supporting part through the first protrusion, and the supporting plate is inserted into the second insertion hole of the folding block through the second protrusion, so that the inner lining is not easily bounced open after being formed, which is convenient for packing; the assembly is realized by correspondingly inserting the first protrusion and the second protrusion into the first insertion hole and the second insertion hole, which is convenient for operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a three-dimensional schematic diagram of the packing box of the present utility model;

[0022] Figure 2 is Figure 1 exploded schematic diagram of;

[0023] Figure 3 is Figure 2 three-dimensional schematic diagram of the inner lining in;

[0024] Figure 4 is Figure 2 three-dimensional sectional view of the inner lining in;

[0025] Figure 5 is Figure 4 enlarged schematic diagram of area A in;

[0026] Figure 6 is Figure 2 three-dimensional sectional view of the inner lining from another angle in;

[0027] Figure 7 is Figure 6 enlarged schematic diagram of area B in;

[0028] Figure 8 is a plan view of the first folding plate of the present utility model;

[0029] Figure 9 is a plan view of the second folding plate of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0030] The exemplary specific embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings. If there are several specific embodiments, the features in these embodiments can be combined with each other without conflict. When the description refers to the accompanying drawings, unless otherwise specified, the same numerals in different drawings represent the same or similar elements. The content described in the following exemplary specific embodiments does not represent all embodiments consistent with the present utility model; on the contrary, they are merely examples of devices, products, and / or methods that are consistent with some aspects of the present utility model as recited in the claims of the present utility model.

[0031] The terms used in the present utility model are only for the purpose of describing specific embodiments and are not intended to limit the protection scope of the present utility model. The singular forms "a", "the", or "said" used in the specification and claims of the present utility model are also intended to include the plural forms unless the context clearly indicates otherwise.

[0032] It should be understood that terms such as "first", "second", and similar words used in the specification and claims of the present utility model do not denote any order, quantity, or importance, but are only used to distinguish the named features. Similarly, words such as "a" or "one" do not denote a quantity limitation, but indicate the presence of at least one. Unless otherwise indicated, words such as "front", "rear", "upper", "lower", and the like used in the present utility model are only for convenience of description and are not limited to a specific position or a spatial orientation. The expression "comprising" or "including" and the like are open-ended expressions, meaning that the elements appearing before "comprising" or "including" cover the elements appearing after "comprising" or "including" and their equivalents, and this does not exclude that the elements appearing before "comprising" or "including" may also include other elements. If "several" appears in the present utility model, it means two or more.

[0033] Please refer to Figures 1 to 9 As shown, the present utility model discloses a packing box, which includes an outer box 1, an inner liner 2, and an inner box 3. The inner liner 2 is placed inside the outer box 1 to play a buffering role; the inner liner 2 has an installation space 2c, and the inner box 3 is used to store products, and the inner box 3 is arranged in the installation space 2c of the inner liner 2. During actual use, the size of the packing box can be adjusted according to the product size, making it applicable to a variety of products.

[0034] See Figure 8, the inner lining 2 is formed by folding the first folding plate 2ˋ. The first folding plate 2ˋ is a corrugated cardboard, and the inner lining 2 is a detachable structure. It can be folded into shape during use and disassembled into sheets when not in use, which is convenient for transportation and storage. Compared with the method of filling with filling materials, it will not cause waste of resources and will not generate a large amount of logistics waste during use; compared with foamed cushioning materials, it does not need to occupy a large storage space, reducing logistics and storage costs.

[0035] See Figure 2 , the inner lining 2 includes a supporting part 2a and supporting parts 2b respectively connected to both sides of the supporting part 2a. The supporting part 2a and the two supporting parts 2b form a U-shaped structure, and the supporting part 2a and the two supporting parts 2b enclose an installation space 2c. See Figure 3 , the supporting part 2b includes a supporting plate 21 and a folding block 22 formed by folding on the inner side of the supporting plate 21. The supporting plate 21 is connected to the supporting part 2a. The folding block 22 is located on the inner side of the supporting plate 21, and the folding block 22 is for the inner box 3 to abut against.

[0036] Specifically, see Figure 6 , the folding block 22 is provided with a first protrusion 2221, and the supporting part 2a is provided with a first insertion hole 21a for the first protrusion 2221 to be inserted. See Figure 5 , the supporting plate 21 is provided with a second protrusion 211, and the folding block 22 is provided with a second insertion hole 2241 for the second protrusion 211 to be inserted. By folding the first folding plate 2ˋ, the first protrusion 2221 of the folding block 22 is inserted downward and connected to the supporting part 2a, so that it is not easy for the supporting part 2b and the supporting part 2a to bounce apart; the second protrusion 211 of the supporting plate 21 is inserted inward and connected to the folding block 22, so that the supporting part 2b is not easy to bounce apart, that is, the first protrusion 2221 is inserted into the first insertion hole 21a in the up and down direction, and the second protrusion 211 is inserted into the second insertion hole 2241 in the left and right direction, so that the whole inner lining 2 is not easy to bounce apart after being formed, which is convenient for packing; the assembly is realized by easily inserting the protrusion into the insertion hole, which is convenient for operation.

[0037] See Figure 4 , the folding block 22 has an inner cavity 220, and the inner cavity 220 is a buffer cavity, and the second protrusion 211 is at least partially located in the inner cavity 220. The two folding blocks 22 of the inner lining 2 are opposite to each other, and the two folding blocks 22 play a buffering role on both sides of the inner box 3.

[0038] See Figure 8 , the first folding plate 2ˋ includes a bottom plate 2aˋ, two end plates 21ˋ and a cross plate 22ˋ. The bottom plate 2aˋ connects the two end plates 21ˋ, the cross plate 22ˋ is connected to the end plate 21ˋ, the bottom plate 2aˋ forms the supporting part 2a, the first insertion hole 21a is arranged on the bottom plate 2aˋ, the end plate 21ˋ is folded relative to the bottom plate 2aˋ to form the supporting plate 21, and the folding block 22 is formed by folding the cross plate 22ˋ.

[0039] SeeFigure 3 , the folding block 22 includes a first folding block 22a and a second folding block 22b. The transverse plate 22ˋ includes a first transverse plate and a second transverse plate. The first folding block 22a is formed by flipping the first transverse plate, and the second folding block 22b is formed by flipping the second transverse plate. The support plate 21 connects the first transverse plate and the second transverse plate. Both the first transverse plate and the second transverse plate flip towards the direction close to the support plate 21, that is, the first folding block 22a and the second folding block 22b are stacked on the same support plate 21. Both the first folding block 22a and the second folding block 22b are provided with first protrusions 2221. A support portion 2b can form two pluggings with the supporting portion 2a, improving the connection stability between the support portion 2b and the supporting portion 2a.

[0040] See Figure 8 , the transverse plate 22ˋ includes a first side plate 221, a second side plate 222, a third side plate 223 and a fourth side plate 224 connected in sequence. The first side plate 221 is connected to the support plate 21. After flipping, the first side plate 221, the second side plate 222, the third side plate 223 and the fourth side plate 224 jointly enclose an inner cavity 220; after the transverse plate 22ˋ is flipped, the second side plate 222 is opposite to the fourth side plate 224, and the fourth side plate 224 is closer to the support plate 21 relative to the second side plate 222. The folding block 22 is stacked on the support plate 21 through the fourth side plate 224; the second side plate 222 is provided with a first protrusion 2221, that is, the first protrusion 2221 protrudes outward from the second side plate 222, and the fourth side plate 224 is provided with a second jack 2241.

[0041] When it is necessary to flip the first folding plate 2ˋ into the inner lining 2, first flip the fourth side plate 224, the third side plate 223, the second side plate 222 and the first side plate 221 in sequence towards the direction close to the end plate 21ˋ and make the fourth side plate 224, the third side plate 223, the second side plate 222 and the first side plate 221 jointly form a rectangular structure to form the folding block 22. The second protrusion 211 is plugged into the second jack 2241 to stack the folding block 22 on the end plate 21ˋ; then flip the end plate 21ˋ together with the folding block 22, and the first protrusion 2221 is plugged into the first jack 21a to form the inner lining 2.

[0042] See Figure 8 , the transverse plate 22ˋ further includes a fifth side plate 225, and the fifth side plate 225 is connected to the fourth side plate 224; after the transverse plate 22ˋ is flipped, the fifth side plate 225 is opposite to the third side plate 223. The fifth side plate 225 can increase the supporting force of the folding block 22.

[0043] See Figure 8, the support plate 21 is provided with a through hole 212. The support plate 21 includes a reserved portion located at the through hole 212, and the reserved portion is bent relative to the support plate 21 to form a second protrusion 211. In this embodiment, since the first folding block 22a and the second folding block 22b are simultaneously folded and placed on the same support plate 21, correspondingly, the reserved portion includes a first reserved portion 213 and a second reserved portion 214. The first reserved portion 213 and the second reserved portion 214 are opposite to each other, and the first reserved portion 213 and the second reserved portion 214 are bent relative to the support plate 21 to correspondingly form two second protrusions 211. Both the first folding block 22a and the second folding block 22b are inserted and connected to the supporting portion 2a through the first protrusion 211.

[0044] Both the first folding block 22a and the second folding block 22b are provided with second jacks 2241, and the two second protrusions 211 are correspondingly inserted into the second jack 2241 of the first folding block 22a and the second jack 2241 of the second folding block 22b.

[0045] See Figure 9 , the inner box 3 is formed by folding the second folding plate 3ˋ. The packaging box includes a partition 4. The inner box 3 includes an inner box body 31 and a handle 32 connected to the inner box body 31. The partition 4 is provided with a through hole 40 for the handle 32 to pass through. The handle 32 can be bent relative to the inner box body 31 and press against the partition 4 to fix the inner box 3.

[0046] Specifically, see Figure 1 and Figure 2 , the partition 4 is provided with a limiting protrusion 41, and the second side plate 222 of the folding block 22 is provided with a groove 2222. The limiting protrusion 41 is installed in the groove 2222. The limiting protrusion 41 and the groove 2222 cooperate with each other to position the partition 4 and the folding block 22 relative to each other.

[0047] The above embodiments are only used to illustrate the present invention and do not limit the technical solutions described in the present invention. The understanding of the present invention should be based on those skilled in the art of the relevant technical field. Although this specification has described the present invention in detail with reference to the above embodiments, those of ordinary skill in the art should understand that those skilled in the relevant technical field can still modify the present invention or make equivalent substitutions. All technical solutions and their improvements that do not depart from the spirit and scope of the present invention should be covered within the scope of the claims of the present invention.

Claims

1. A packaging box, characterized in that: include: outer box(1); as well as The inner liner (2) is placed in the outer box (1), the inner liner (2) is formed by folding a first folding line plate (2'), the inner liner (2) comprises a supporting portion (2a) and supporting portions (2b) respectively connected to both sides of the supporting portion (2a), the supporting portion (2a) and the two supporting portions (2b) enclose an installation space (2c), the supporting portion (2b) comprises a supporting plate (21) and a folded portion formed on the supporting plate ( 21), the support plate (21) is connected to the supporting portion (2a), the folding block (22) is provided with a first protrusion (2221), the supporting portion (2a) is provided with a first plug hole (21a) for the first protrusion (2221) to be plugged in, the support plate (21) is provided with a second protrusion (211), and the folding block (22) is provided with a second plug hole (2241) for the second protrusion (211) to be plugged in; An inner box (3), the inner box (3) is used to store products, the inner box (3) is arranged in the installation space (2c), and the folding block (22) is used for the inner box (3) to abut against.

2. The packaging box according to claim 1, characterized in that: The folding block (22) has an inner cavity (220), the inner cavity (220) is a buffer cavity, and the second protrusion (211) is at least partially located in the inner cavity (220).

3. The packaging box according to claim 2, characterized in that: The folding block (22) is formed by folding a transverse plate (22'), wherein the transverse plate (22') comprises a first side plate (221), a second side plate (222), a third side plate (223) and a fourth side plate (224) which are connected in sequence, wherein the first side plate (221) is connected to the support plate (21), and the folded first side plate (221), the second side plate (222), the third side plate (223) and the fourth side plate (224) together enclose the inner cavity (220); after the transverse plate (22') is folded, the second side plate (222) is opposite to the fourth side plate (224), and the fourth side plate (224) is closer to the support plate (21) relative to the second side plate (222); the second side plate (222) is provided with the first protrusion (2221), and the fourth side plate (224) is provided with the second insertion hole (2241).

4. The packaging box according to claim 3, characterized in that: The support plate (21) is provided with a through hole (212), and the support plate (21) comprises a reserved portion located in the through hole (212), and the reserved portion is bent relative to the support plate (21) to form the second protrusion (211).

5. The packaging box according to claim 3, characterized in that: The transverse plate (22') comprises a fifth side plate (225), and the fifth side plate (225) is connected to the fourth side plate (224); after the transverse plate (22') is folded, the fifth side plate (225) is opposite to the third side plate (223).

6. The packaging box according to claim 3, characterized in that: The first folding plate (2') comprises a bottom plate (2a'), two end plates (21') and the transverse plate (22'), the bottom plate (2a') is connected to the two end plates (21'), the transverse plate (22') is connected to the end plates (21'), the bottom plate (2a') forms the supporting portion (2a), the bottom plate (2a') is provided with the first plug hole (21a), and the end plate (21') is folded relative to the bottom plate (2a') to form the supporting plate (21).

7. The packaging box according to claim 4, characterized in that: The folding block (22) comprises a first folding block (22a) and a second folding block (22b); the transverse plate (22') comprises a first transverse plate and a second transverse plate; the first folding block (22a) is formed by flipping the first transverse plate; the second folding block (22b) is formed by flipping the second transverse plate; and the supporting plate (21) connects the first transverse plate and the second transverse plate; The first folding block (22a) and the second folding block (22b) are both provided with the second plugging hole (2241); the reserved portion comprises a first reserved portion (213) and a second reserved portion (214); the first reserved portion (213) is opposite to the second reserved portion (214); the first reserved portion (213) and the second reserved portion (214) are bent relative to the support plate (21) to form two second protrusions (211); the two second protrusions (211) are correspondingly plugged into the second plugging hole (2241) of the first folding block (22a) and the second plugging hole (2241) of the second folding block (22b).

8. The packaging box according to claim 3, characterized in that: The packaging box includes a partition (4), the inner box (3) is formed by folding a second folding line plate (3ˋ), the inner box (3) includes an inner box body (31) and a handle (32) connected to the inner box body (31), the partition (4) is provided with a through hole (40) for the handle (32) to pass through, and the handle (32) can be bent relative to the inner box body (31) and press against the partition (4).

9. The packaging box according to claim 8, characterized in that: The partition plate (4) is provided with a limiting protrusion (41), the second side plate (222) is provided with a groove (2222), and the limiting protrusion (41) is installed in the groove (2222).

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