Packaging box, packaging box blank and packaging box product structure

Abstract

The utility model provides a packaging box, a packaging box blank and a packaging box product structure. The packaging box comprises a box body and a first lining, the interior of the box body is divided into four storage spaces by the first lining, each storage space is used for storing a product, each storage space is provided with a supporting part used for supporting the product and a limiting part used for limiting the product, a first lining cavity is formed in the first lining, a supporting cavity is formed in the supporting part, and the limiting part is used for limiting the product. A limiting cavity is formed in the limiting part; the box body and the first lining are paper components. By the adoption of the technical scheme, the degree that white pollution materials are adopted when the packaging box is manufactured is reduced, the environmental protection degree of the packaging box is improved, and meanwhile the protection capacity of the packaging box and the number of contained products are both considered.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging box product structures, and more specifically, to a packaging box, a packaging box blank and a packaging box product structure. Background Art

[0002] With the development of various industries, people have increasingly higher requirements not only for product quality but also for product packaging. Many products are packaged in boxes, which can ensure product safety during transportation, facilitate storage, and enhance product quality. Ensuring product safety during transportation is a particularly important role of packaging boxes.

[0003] For example, fragile items like photographic equipment and lighting fixtures often require packaging in boxes that also include linings made of materials such as EPP (Expanded Polypropylene), pearl cotton, or bubble wrap to ensure product safety. This provides shock absorption and cushioning. However, packaging methods using materials like EPP, pearl cotton, or bubble wrap can easily cause white pollution and are environmentally unfriendly. Furthermore, the need to accommodate multiple products, such as multiple light sticks, in the same box increases the amount of lining required, further increasing the level of white pollution. Utility Model Content

[0004] The purpose of the utility model is to provide a packaging box, a packaging box blank and a packaging box product structure to solve the technical problem of how to achieve shockproof and cushioning effects for packaging multiple products in a more environmentally friendly manner.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] In a first aspect, a packaging box is provided, comprising:

[0007] A box body and a first lining; the first lining divides the interior of the box body into four storage spaces, each of the storage spaces is used to store products, the storage spaces are provided with a supporting portion for supporting the products and a limiting portion for limiting the products, a first lining cavity is formed inside the first lining, a supporting cavity is formed inside the supporting portion, and a limiting cavity is formed inside the limiting portion; the box body and the first lining are paper components.

[0008] By adopting the above technical solution, the degree of white pollution materials used in the manufacture of packaging boxes is reduced, the environmental protection level of the packaging boxes is improved, and at the same time, the protection capability of the packaging boxes and the number of products accommodated are taken into account.

[0009] In one embodiment, the packaging box further includes a second lining provided in the storage space, the second lining being provided on the top of the support portion, and a second lining cavity being formed inside the second lining; the second lining is a paper component.

[0010] By adopting the above technical solution, the protective performance of the packaging box is further improved.

[0011] In one embodiment, the packaging box further comprises an inner cover and an outer cover for opening and closing the box body, an inner cover cavity is formed inside the inner cover, and the outer cover is used to be stacked with the inner cover.

[0012] By adopting the above technical solution, the protection performance and storage performance of the packaging box are improved.

[0013] In one embodiment, the inner cover is provided with a hand slot for a user to open and close the inner cover.

[0014] By adopting the above technical solution, it is convenient for users to open the inner cover to expose the product, making it convenient for users to take and put the product.

[0015] In a second aspect, a packaging box blank is provided, which can form the above-mentioned packaging box by folding, including: a box body blank and a first lining blank, the box body blank is used to fold to form the box body, and the first lining blank is used to fold to form the first lining.

[0016] By adopting the above technical solution, on the basis of having the advantages of the packaging box of the above embodiment, the packaging box blank of this embodiment also has the advantage of being easy to fold and assemble.

[0017] In one embodiment, the box body blank includes a first long portion; the first long portion has two opposite first short sides and two opposite first long sides, and the first short sides are perpendicular to the first long sides; the first long portion is provided with a first fold, a second fold, a third fold and a fourth fold parallel to the first short sides in sequence between the two first short sides; the first long portion is folded at the first fold, the second fold, the third fold and the fourth fold to form the box body.

[0018] By adopting the above technical solution, the box body blank is easy to fold to form a box body.

[0019] In one embodiment, the box body blank also includes a first wing and a second wing; the first wing is connected to the first long portion at the first fold and the second fold, the first wing extends from the first long portion in a direction away from the first long portion, the first wing has a second wing short side away from the first long portion, the second wing short side is parallel to the first long side, and a fifth fold, a sixth fold and a seventh fold are provided in sequence between the second wing short side and the first long side connected to the first wing; the first wing is folded at the fifth fold, the sixth fold and the seventh fold to form the inner cover; the second wing is connected to the first long portion at the third fold and the fourth fold, the second wing extends from the first long portion in a direction away from the first long portion, and the second wing is used to form the outer cover.

[0020] By adopting the above technical solution, the box body blank can be easily folded into the inner cover and the outer cover.

[0021] In one embodiment, the first lining blank includes a second long portion, the second long portion has two opposite second short sides and two opposite second long sides, and the second long portion is provided with an eighth fold, a ninth fold, a tenth fold, an eleventh fold, a twelfth fold, a thirteenth fold, a fourteenth fold, a fifteenth fold, a sixteenth fold, a seventeenth fold, an eighteenth fold and a nineteenth fold parallel to the second short sides in sequence between the two second short sides; the second long portion is folded at the eighth fold to the nineteenth fold to form the first lining.

[0022] By adopting the above technical solution, the first lining blank can be easily formed into the first lining.

[0023] In one embodiment, the second long portion is provided with first grooves at the ninth fold, the twelfth fold, the fifteenth fold and the eighteenth fold respectively, and the second long portion is folded at the first grooves to form the limiting portion.

[0024] By adopting the above technical solution, it is easy to form a limiting portion on the first lining blank.

[0025] In one embodiment, the second long portion is provided with second grooves at the ninth fold, the twelfth fold, the fifteenth fold and the eighteenth fold respectively, and the second long portion is folded at the second grooves to form the support portion.

[0026] By adopting the above technical solution, it is easy to form a support portion on the first lining blank.

[0027] In one embodiment, the packaging box blank also includes a second lining blank for folding to form a second lining, the second lining blank includes a third long portion, the third long portion has two opposite third short sides and two opposite third long sides, the third long portion is provided with a 20th fold, a 21st fold, a 22nd fold, a 23rd fold and a 24th fold parallel to the third short sides between the two third short sides, and the third long portion is folded at the 20th fold to the 24th fold to form the second lining.

[0028] By adopting the above technical solution, the second lining is easy to be folded.

[0029] In a third aspect, a packaging box product structure is provided, comprising a product and the above-mentioned packaging box, wherein the product is accommodated inside the packaging box.

[0030] By adopting the above technical solution, on the basis of having the advantages of the packaging box of the above embodiment, the packaging box product structure of this embodiment also has the advantage of good protection performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0032] Figure 1 It is a three-dimensional structural diagram of a packaging box provided by an embodiment of the utility model.

[0033] Figure 2 It is a three-dimensional structural diagram of the first lining and the second lining provided in an embodiment of the present utility model.

[0034] Figure 3 It is a schematic diagram of a box blank provided in an embodiment of the present utility model.

[0035] Figure 4 It is a schematic diagram of the first lining blank provided in an embodiment of the present utility model.

[0036] Figure 5 It is a schematic diagram of the second lining blank provided in an embodiment of the present utility model.

[0037] The reference numerals in the figures are:

[0038] 100, packaging box; 101, box body; 102, first lining; 103, storage space; 104, support portion; 105, limit portion; 106, second lining; 107, inner cover; 108, outer cover; 1071, hand rest;

[0039] 200, packaging box blank; 201, box body blank; 202, first lining blank; 203, second lining blank; 2011, first long portion; 2012, first wing portion; 2013, second wing portion; 20111, first short side; 20112, first long side; 20121, second wing short side; 2021, second long portion; 20211, second short side; 20212, second long side; 2031, third long portion; 20311, third short side; 20312, third long side;

[0040] 301, first fold; 302, second fold; 303, third fold; 304, fourth fold; 305, fifth fold; 306, sixth fold; 307, seventh fold; 308, eighth fold; 309, ninth fold; 310, tenth fold; 311, eleventh fold; 312, twelfth fold; 313, thirteenth fold; 314, fourteenth fold; 315, fifteenth fold; 316, sixteenth fold; 317, seventeenth fold; 318, eighteenth fold; 319, nineteenth fold; 320, twentieth fold; 321, twenty-first fold; 322, twenty-second fold; 323, twenty-third fold; 324, twenty-fourth fold;

[0041] 401, first groove; 402, second groove. DETAILED DESCRIPTION

[0042] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0043] It should be noted that when an element is referred to as being “fixed to” or “disposed on” another element, it may be directly located on the other element or indirectly located on the other element. When an element is referred to as being “connected to” another element, it may be directly connected to the other element or indirectly connected to the other element.

[0044] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate that the device or element must have a specific orientation, be constructed and operate in a specific orientation. Therefore, it should not be understood as a limitation on the present invention.

[0045] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate relative importance or the number of technical features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined. The following is a more detailed description of the specific implementation of this utility model in conjunction with specific embodiments:

[0046] like Figure 1 and Figure 2 As shown, an embodiment of the present invention provides a packaging box 100 for packaging and protecting products. In this embodiment, the packaging box 100 is used to package multiple stick lights. Of course, in actual use scenarios, the packaging box 100 of this embodiment is not limited to packaging stick lights, and can also be used to package other products with the same or similar structures as the stick lights. The packaging box 100 of this embodiment has a shock-proof and buffering effect, can effectively protect the products in the packaging box 100, and has the advantage of being highly environmentally friendly. The following is an explanation through specific embodiments:

[0047] The packaging box 100 of this embodiment includes:

[0048] The box body 101 and the first lining 102; the first lining 102 divides the interior of the box body 101 into four storage spaces 103, each storage space 103 is used to store products, and the storage space 103 is provided with a supporting portion 104 for supporting the product and a limiting portion 105 for limiting the product. A first lining cavity is formed inside the first lining 102, a supporting cavity is formed inside the supporting portion 104, and a limiting cavity is formed inside the limiting portion 105.

[0049] Here, it can be understood that the box body 101 refers to a component for accommodating the first liner 102 and the products; the box body 101 is a hollow structure, and the shape and size of its interior match the shapes and sizes of multiple products, so that multiple products can be placed in the box body 101;

[0050] The first lining 102 refers to a component for limiting the position of the product, and the first lining 102 is also used as a component for limiting the position of the product; the first lining 102 divides the interior of the box body 101 into four storage spaces 103, each storage space 103 is used to store products, that is, the shape and size of each storage space 103 match the shape and size of the product, so that a product can be placed in the storage space 103; the storage space 103 is provided with a support portion 104 and a limiting portion 105, the support portion 104 refers to a component formed on the first lining 102 for supporting the product, for example, the support portion 104 is provided at the bottom of the storage space 103, and the product can be placed in the support portion 104 The top of the packaging box 100; the limiting portion 105 refers to a component formed on the first lining 102 for limiting the product. For example, the limiting portion 105 is provided in the middle of the storage space 103, and the product can be inserted into the limiting portion 105; a first lining cavity is formed inside the first lining 102, and the first lining cavity plays a buffering role, thereby improving the protective performance of the packaging box 100; similarly, a supporting cavity is formed inside the supporting portion 104, and a limiting cavity is formed inside the limiting portion 105. The first lining 102, the supporting portion 104 and the limiting portion 105 are all used to abut against the product and limit the product. Therefore, the first lining cavity, the supporting cavity and the limiting cavity can all play a buffering and protective role.

[0051] It needs to be further explained that the box body 101 and the first lining 102 are both paper components, that is, the packaging box 100 is highly environmentally friendly and reduces the degree of white pollution.

[0052] By adopting the above technical solution, the degree of white pollution materials used in manufacturing the packaging box 100 is reduced, the environmental protection level of the packaging box 100 is improved, and at the same time, the protection capability of the packaging box 100 and the number of products accommodated are taken into account.

[0053] In one embodiment, the packaging box 100 further includes a second liner 106 disposed in the storage space 103 . The second liner 106 is disposed on the top of the support portion 104 , and a second liner cavity is formed inside the second liner 106 .

[0054] Here, it can be understood that the second lining 106 refers to a component used to be placed on the support part 104 and used to further provide a cushioning effect; the internal stroke of the second lining 106 has a second lining cavity, and the second lining 106 can make the bottom of the product and the support part 104 separated by a distance of the second lining cavity, thereby improving the protective performance of the product.

[0055] By adopting the above technical solution, the protection performance of the packaging box 100 is further improved.

[0056] In one embodiment, the packaging box 100 further includes an inner cover 107 and an outer cover 108 for opening and closing the box body 101 . An inner cover 107 cavity is formed inside the inner cover 107 , and the outer cover 108 is configured to be stacked with the inner cover 107 .

[0057] Here, it can be understood that the inner cover 107 refers to a component for storing product accessories. The inner travel of the inner cover 107 has an inner cover 107 cavity, and the inner cover 107 cavity is located at the top of the product, so that the top of the product can be further protected. At the same time, the inner cover 107 cavity can also be used to store product accessories, such as instructions and other accessories, to improve the storage performance of the packaging box 100.

[0058] By adopting the above technical solution, the protection performance and storage performance of the packaging box 100 are improved.

[0059] In one embodiment, the inner cover 107 is provided with a hand slot 1071 for a user to open and close the inner cover 107 .

[0060] Here, it can be understood that the finger slot 1071 refers to a slot structure for the user to insert his fingers into to open the inner cover 107.

[0061] By adopting the above technical solution, it is convenient for the user to open the inner cover 107 to expose the product, making it convenient for the user to take and put the product.

[0062] like Figure 3 As shown, in the second aspect, a packaging box blank is provided, which can form the above-mentioned packaging box 100 by folding, including: a box body blank 201 and a first lining blank 202, the box body blank 201 is used to fold to form the box body 101, and the first lining blank 202 is used to fold to form the first lining 102.

[0063] Here, it can be understood that the box body blank 201 and the first lining blank 202 are both paper components, so that the box body blank 201 and the first lining blank 202 are easy to fold and assemble.

[0064] By adopting the above technical solution, on the basis of having the advantages of the packaging box 100 of the above embodiment, the packaging box blank of this embodiment also has the advantage of being easy to fold and assemble.

[0065] In one embodiment, the box body blank 201 includes a first long portion 2011; the first long portion 2011 has two opposite first short sides 20111 and two opposite first long sides 20112, and the first short sides 20111 are perpendicular to the first long sides 20112; the first long portion 2011 is provided with a first fold 301, a second fold 302, a third fold 303 and a fourth fold 304 parallel to the first short sides 20111 in sequence between the two first short sides 20111; the first long portion 2011 is folded at the first fold 301, the second fold 302, the third fold 303 and the fourth fold 304 to form the box body 101.

[0066] Here, it can be understood that the first long portion 2011 is folded sequentially at the first fold 301 , the second fold 302 , the third fold 303 and the fourth fold 304 , so that the first long portion 2011 can be connected end to end to form the box body 101 .

[0067] By adopting the above technical solution, the box body blank 201 is easily folded to form the box body 101 .

[0068] In one embodiment, the box body blank 201 further includes a first wing 2012 and a second wing 2013; the first wing 2012 is connected to the first long portion 2011 at the first fold 301 and the second fold 302, the first wing 2012 extends from the first long portion 2011 in a direction away from the first long portion 2011, and the first wing 2012 has a second wing short side 20211 away from the first long portion 2011, the second wing short side 20211 is parallel to the first long side 20112, and the second wing short side 20211 and the first wing 2013 are connected. 012 are provided with a fifth fold 305, a sixth fold 306 and a seventh fold 307 in sequence between the first long sides 20112 connected thereto; the first wing 2012 is folded at the fifth fold 305, the sixth fold 306 and the seventh fold 307 to form an inner cover 107; the second wing 2013 is connected to the first long portion 2011 at parts of the third fold 303 and the fourth fold 304, and the second wing 2013 extends from the first long portion 2011 in a direction away from the first long portion 2011, and the second wing 2013 is used to form an outer cover 108.

[0069] Here, it can be understood that the first wing 2012 is folded and enclosed at the fifth fold 305, the sixth fold 306 and the seventh fold 307 to form the inner cover 107, and an inner cover cavity is provided inside the inner cover 107; the second wing 2013 is used to form the outer cover 108.

[0070] By adopting the above technical solution, the box blank 201 can be easily folded into the inner cover 107 and the outer cover 108 .

[0071] In one embodiment, the first lining blank 202 includes a second long portion 2021, the second long portion 2021 has two opposite second short sides 20211 and two opposite second long sides 20212, and the second long portion 2021 is provided with an eighth fold 308, a ninth fold 309, a tenth fold 310, an eleventh fold 311, a twelfth fold 312, a thirteenth fold 313, a fourteenth fold 314, a fifteenth fold 315, a sixteenth fold 316, a seventeenth fold 317, an eighteenth fold 318 and a nineteenth fold 319 parallel to the second short sides 20211 in sequence between the two second short sides 20211; the second long portion 2021 is folded at the eighth fold 308 to the nineteenth fold 319 to form the first lining 102.

[0072] Here, it can be understood that the second long portion 2021 is folded at the eighth fold 308 to the nineteenth fold 319 so that the second long portion 2021 can be connected end to end to form the first liner 102 .

[0073] By adopting the above technical solution, the first lining blank 202 can be easily formed into the first lining 102 .

[0074] In one embodiment, the second long portion 2021 is provided with first grooves 401 at the ninth fold 309, the twelfth fold 312, the fifteenth fold 315 and the eighteenth fold 318, respectively, and the second long portion 2021 is folded at the first grooves 401 to form the limiting portion 105.

[0075] Here, it can be understood that the first groove 401 refers to a groove perpendicular to the crease opened at the crease, and the groove structure, namely the limiting portion 105, is formed by folding the second long portion 2021 on both sides of the groove.

[0076] By adopting the above technical solution, it is easy to form the limiting portion 105 on the first lining blank 202.

[0077] In one embodiment, the second long portion 2021 is provided with second grooves 402 at the ninth fold 309, the twelfth fold 312, the fifteenth fold 315 and the eighteenth fold 318, respectively, and the second long portion 2021 is folded at the second grooves 402 to form the support portion 104.

[0078] Here, it can be understood that the second groove 402 refers to a groove perpendicular to the crease opened at the crease, and the groove structure, namely the support portion 104, is formed by folding the second long portion 2021 on both sides of the groove.

[0079] By adopting the above technical solution, the support portion 104 can be easily formed on the first lining blank 202 .

[0080] In one embodiment, the packaging box blank also includes a second lining blank 203 for folding to form a second lining 106, the second lining blank 203 includes a third long portion 2031, the third long portion 2031 has two opposite third short sides 20311 and two opposite third long sides 20312, and the third long portion 2031 is provided with a twentieth fold 320, a twenty-first fold 321, a twenty-second fold 322, a twenty-third fold 323 and a twenty-fourth fold 324 parallel to the third short side 20311 between the two third short sides 20311, and the third long portion 2031 is folded at the twentieth fold 320 to the twenty-fourth fold 324 to form the second lining 106.

[0081] Here, it can be understood that the third long portion 2031 is folded sequentially at the 20th fold 320 to the 24th fold 324 and connected end to end to form the second lining 106 .

[0082] By adopting the above technical solution, the second lining 106 is easy to be folded.

[0083] In a third aspect, a packaging box 100 product structure is provided, comprising a product and the above-mentioned packaging box 100 , wherein the product is stored inside the packaging box 100 .

[0084] By adopting the above technical solution, on the basis of having the advantages of the packaging box 100 of the above embodiment, the product structure of the packaging box 100 of this embodiment also has the advantage of good protection performance.

[0085] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A packaging box (100), characterized in that: include: A box body (101) and a first lining (102); the first lining (102) divides the interior of the box body (101) into four storage spaces (103), each of the storage spaces (103) is used to store products, the storage spaces (103) are provided with a supporting portion (104) for supporting the products and a limiting portion (105) for limiting the positions of the products, a first lining cavity is formed inside the first lining (102), a supporting cavity is formed inside the supporting portion (104), and a limiting cavity is formed inside the limiting portion (105); the box body (101) and the first lining (102) are paper components.

2. The packaging box (100) according to claim 1, characterized in that: The packaging box (100) further comprises a second lining (106) arranged in the storage space (103), wherein the second lining (106) is arranged on the top of the support portion (104), and a second lining cavity is formed inside the second lining (106); the second lining (106) is a paper component.

3. The packaging box (100) according to claim 1, characterized in that: The packaging box (100) further comprises an inner cover (107) and an outer cover (108) for opening and closing the box body (101); an inner cover (107) cavity is formed inside the inner cover (107); and the outer cover (108) is used to be stacked with the inner cover (107).

4. The packaging box (100) according to claim 3, characterized in that: The inner cover (107) is provided with a hand slot (1071) for a user to open and close the inner cover (107).

5. A packaging box blank, characterized in that: The packaging box blank can be formed into a packaging box (100) as described in any one of claims 1 to 4 by folding, comprising: a box body blank (201) and a first lining blank (202), the box body blank (201) is used to fold to form the box body (101), and the first lining blank (202) is used to fold to form the first lining (102).

6. The packaging box blank according to claim 5, characterized in that The box body blank (201) comprises a first long portion (2011); the first long portion (2011) has two opposite first short sides (20111) and two opposite first long sides (20112), wherein the first short sides (20111) are perpendicular to the first long sides (20112); the first long portion (2011) is provided with a first fold (301), a second fold (302), a third fold (303) and a fourth fold (304) parallel to the first short sides (20111) in sequence between the two first short sides (20111); the first long portion (2011) is folded at the first fold (301), the second fold (302), the third fold (303) and the fourth fold (304) to form the box body (101).

7. The packaging box blank according to claim 6, characterized in that The box body blank (201) further comprises a first wing portion (2012) and a second wing portion (2013); the first wing portion (2012) is connected to the first long portion (2011) at the first fold (301) and the second fold (302); the first wing portion (2012) extends from the first long portion (2011) in a direction away from the first long portion (2011); the first wing portion (2012) has a second wing short side (20121) away from the first long portion (2011); the second wing short side (20121) is parallel to the first long side (20112); the second wing short side (20121) and the second wing short side (20121) connected to the first wing portion (2012) are connected to the first wing portion (2012). A fifth fold (305), a sixth fold (306) and a seventh fold (307) are sequentially provided between the first long sides (20112); the first wing (2012) is folded at the fifth fold (305), the sixth fold (306) and the seventh fold (307) to form the inner cover (107); the second wing (2013) is connected to the first long portion (2011) at the third fold (303) and the fourth fold (304), and the second wing (2013) extends from the first long portion (2011) in a direction away from the first long portion (2011), and the second wing (2013) is used to form the outer cover (108).

8. The packaging box blank according to claim 6, characterized in that The first lining blank (202) includes a second long portion (2021), the second long portion (2021) having two opposite second short sides (20211) and two opposite second long sides (20212), and the second long portion (2021) is provided with an eighth fold (308), a ninth fold (309), a tenth fold (310), an eleventh fold (311), a twelfth fold (312), a thirteenth fold (313), a fourteenth fold (314), a fifteenth fold (315), a sixteenth fold (316), a seventeenth fold (317), an eighteenth fold (318) and a nineteenth fold (319) parallel to the second short sides (20211) in sequence between the two second short sides (20211); the second long portion (2021) is folded at the eighth fold (308) to the nineteenth fold (319) to form the first lining (102).

9. The packaging box blank according to claim 8, characterized in that The second long portion (2021) is respectively provided with a first groove (401) at the ninth fold (309), the twelfth fold (312), the fifteenth fold (315) and the eighteenth fold (318), and the second long portion (2021) is folded at the first groove (401) to form the limiting portion (105).

10. The packaging box blank according to claim 9, characterized in that The second long portion (2021) is provided with second grooves (402) at the ninth fold (309), the twelfth fold (312), the fifteenth fold (315) and the eighteenth fold (318), respectively, and the second long portion (2021) is folded at the second grooves (402) to form the support portion (104).

11. The packaging box blank according to claim 7, characterized in that The packaging box blank also includes a second lining blank (203) for folding to form a second lining (106), the second lining blank (203) includes a third long portion (2031), the third long portion (2031) has two opposite third short sides (20311) and two opposite third long sides (20312), the third long portion (2031) is provided with a twentieth fold (320), a twenty-first fold (321), a twenty-second fold (322), a twenty-third fold (323) and a twenty-fourth fold (324) parallel to the third short side (20311) between the two third short sides (20311), and the third long portion (2031) is folded at the twentieth fold (320) to the twenty-fourth fold (324) to form the second lining (106).

12. A packaging box product structure, characterized in that: The invention comprises a product and a packaging box (100) according to any one of claims 1 to 4, wherein the product is accommodated inside the packaging box (100).

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