Packaging box

Abstract

The utility model relates to the technical field of packaging boxes, in particular to a packaging box which comprises an outer box, a lining body and a buffering piece. Wherein a mounting groove is formed in the lining main body, and the side wall of the mounting groove is of a hollow structure; the buffer piece comprises a bottom buffer part and a side buffer part, the bottom buffer part abuts against the bottom of the mounting groove, and the side buffer part extends into the hollow structure of the side wall of the mounting groove; the side wall of the lining main body is connected with the bottom buffer part in an inserting manner; the lining main body and the buffer piece are made of corrugated paper, and the lining main body is formed by folding. According to the packaging box, buffering and damping are achieved, meanwhile, the packaging box can be recycled, and no pollution is caused to the environment.

Description

Technical Field

[0001] The present application relates to the technical field of packaging boxes, and in particular to a packaging box. Background Art

[0002] At present, outdoor communication energy storage power supplies contain lithium battery packs and various electronic components. In order to avoid damage to the products during transportation, the packaging boxes currently used are only single-layer structures, which have poor strength, are easy to change, and have poor buffering and shock absorption effects. Utility Model Content

[0003] The purpose of the present application is to provide a packaging box, which to a certain extent solves the technical problems existing in the prior art that the packaging box of the outdoor communication energy storage power supply is a single-layer structure with poor strength, easy changeability, and poor buffering and shock absorption effect.

[0004] The present application provides a packaging box, comprising: an outer box, and an inner lining body and a buffer installed in the outer box; wherein the inner lining body is formed with an installation groove, and the side wall of the installation groove is a hollow structure;

[0005] The buffer component includes a bottom buffer portion and a side buffer portion. The bottom buffer portion is arranged against the bottom of the installation groove, and the side buffer portion extends into the hollow structure of the side wall of the installation groove.

[0006] In the above technical solution, further, the lining body and the buffer are made of corrugated paper, and the lining body is formed by folding; the side wall of the lining body is plugged into the bottom buffer part.

[0007] In any of the above technical solutions, further, the packaging box also includes a first support member, which is installed in the installation groove and is used to support between the product and the inner wall of the installation groove.

[0008] In any of the above technical solutions, further, the first support member is formed with a positioning groove.

[0009] In any of the above technical solutions, further, the packaging box also includes a second support member, and the second support member is installed in the hollow structure of the side wall of the installation groove.

[0010] In any of the above technical solutions, further, the packaging box also includes a cover plate, which is installed on the top of the lining body and covers the top opening of the installation groove.

[0011] In any of the above technical solutions, further, a side wall of the installation groove is formed with an avoidance groove connected to the installation groove.

[0012] In any of the above technical solutions, further, the lining body is formed with an inserting portion, the bottom buffer portion of the buffer component is formed with an inserting hole, and the inserting portion is inserted into the inserting hole.

[0013] In any of the above technical solutions, further, the packaging box also includes a side accessory box, the side wall of the lining body is formed with an inwardly concave groove, and the side accessory box is installed in the groove;

[0014] The packaging box also includes a bottom accessory box, which is used to be installed between the product and the bottom buffer portion of the buffer component; the inner side wall of the installation groove is formed with abutment protrusions, and the abutment protrusions abut against the side walls of the bottom accessory box.

[0015] In any of the above technical solutions, further, the unfolded structure of the lining body includes a main support plate, a first folding plate assembly, a second folding plate assembly, a third folding plate assembly and a fourth folding plate assembly; wherein the main support plate is a rectangular plate, the first direction is the length direction of the main support plate, and the second direction is the width direction of the main support plate;

[0016] The first folding plate assembly, the second folding plate assembly, the third folding plate assembly and the fourth folding plate assembly respectively correspond to the adjacent first wide side, second long side, third wide side and fourth long side of the main support plate and connecting folds are formed therebetween.

[0017] In any of the above technical solutions, further, the first folding plate assembly includes a first folding plate, a second folding plate, a third folding plate, a fourth folding plate, a fifth folding plate, a sixth folding plate and a seventh folding plate;

[0018] The first folding plate, the second folding plate and the third folding plate are sequentially arranged on the first wide side of the main support plate along the first direction, and a fold is formed between any two adjacent ones; the fourth folding plate and the fifth folding plate are sequentially arranged on the side of the second folding plate along the second direction, and a fold is formed between any two adjacent ones;

[0019] Along the second direction, the sixth folding plate and the seventh folding plate are respectively arranged on the opposite sides of the first folding plate, and folds are formed between them and the first folding plate respectively, and the sixth folding plate is formed with a first snap-fit ​​portion; the plug-in portion is formed on the side of the third folding plate facing away from the second folding plate.

[0020] In any of the above technical solutions, further, the third folding plate assembly includes a first folding plate, a second folding plate, a third folding plate, a fourth folding plate, a fifth folding plate, a sixth folding plate, a seventh folding plate and an eighth folding plate;

[0021] The first folding plate, the second folding plate, the third folding plate and the fourth folding plate are sequentially arranged on the third wide side of the main support plate along the first direction, and a fold is formed between any two adjacent ones; the fifth folding plate and the sixth folding plate are sequentially arranged on the opposite sides of the second folding plate along the second direction, and a fold is formed between any two adjacent ones;

[0022] Along the second direction, the seventh folding plate and the eighth folding plate are respectively arranged on the opposite sides of the first folding plate, and folds are formed between the first folding plate respectively; the seventh folding plate is formed with a second snap-fit ​​portion, and the first snap-fit ​​portion is snap-connected with the first snap-fit ​​portion; the plug-in portion is formed on the side of the fourth folding plate facing away from the third folding plate.

[0023] In any of the above technical solutions, further, the second folding plate assembly includes a first folding plate, a second folding plate and a third folding plate; wherein, the first folding plate, the second folding plate and the third folding plate are sequentially arranged on the second long side of the main support plate along the second direction, and a fold mark is formed between any two adjacent ones; the plug-in portion is formed on the side of the third folding plate facing away from the second folding plate.

[0024] In any of the above technical schemes, further, the fourth folding plate assembly includes a first folding plate, a second folding plate, a third folding plate and a fourth folding plate; wherein, the first folding plate, the second folding plate and the third folding plate are sequentially arranged on the fourth long side of the main support plate along the second direction, and a fold mark is formed between any two adjacent ones; the plug-in portion is formed on the side of the third folding plate away from the second folding plate; the first folding plate and the second folding plate are provided with a connected installation opening, the fourth folding plate is arranged in the installation opening, and along the second direction, the two sides of the fourth folding plate are respectively connected to the side walls of the installation opening; the fourth folding plate is formed with fold marks extending to both ends along the first direction.

[0025] Compared with the prior art, the beneficial effects of this application are:

[0026] In the packaging box provided by the present application, the installation groove formed by the lining body is mainly used for installing products such as energy storage products, and a buffer is provided for the lining body. The materials of the lining body and the buffer are both corrugated paper, wherein the lining body is formed by folding, and the side buffer part of the buffer is folded into the side wall of the lining body, thereby increasing the thickness and strength of the side wall of the lining body and improving the buffering and shock absorbing effects. The bottom buffer part of the buffer is against the bottom of the installation groove, thereby increasing the thickness and strength of the bottom of the lining body and improving the buffering and shock absorbing effects. The side part of the lining body and the bottom buffer part of the buffer are plugged together, so that the lining body and the buffer are firmly and stably assembled together, and since no plug-in hole is provided at the bottom of the lining body, the strength of the lining body is guaranteed, further improving the overall strength and the buffering and shock absorbing effects, and since the materials of the above-mentioned components are all corrugated paper, they can be recycled repeatedly without pollution to the environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the specific implementation methods of the present application or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0028] Figure 1 An assembly diagram of the lining body, the buffer member and the second support member provided in an embodiment of the present application;

[0029] Figure 2 Another assembly diagram of the lining body, the buffer member and the second support member provided in an embodiment of the present application;

[0030] Figure 3 Another assembly diagram of the lining body, the buffer member and the second support member provided in the embodiment of the present application;

[0031] Figure 4 for Figure 3 Cross-sectional view along section AA;

[0032] Figure 5 for Figure 3 Cross-sectional view along section BB;

[0033] Figure 6 for Figure 3 Cross-sectional view along section CC;

[0034] Figure 7 A schematic diagram of the structure of a buffer provided in an embodiment of the present application;

[0035] Figure 8A schematic diagram of the expansion of the lining body provided in an embodiment of the present application;

[0036] Fig. 9 An exploded view of a battery pack box provided in an embodiment of the present application;

[0037] Fig.10 Another exploded view of the battery pack case provided in an embodiment of the present application;

[0038] Fig.11 A schematic diagram of the structure of a battery pack box provided in an embodiment of the present application;

[0039] Fig.12 A partial schematic diagram of a battery pack box provided in an embodiment of the present application;

[0040] Fig.13 Another partial schematic diagram of a battery pack box provided in an embodiment of the present application;

[0041] Fig.14 A partial schematic diagram of the bottom accessory box provided in an embodiment of the present application.

[0042] Reference numerals:

[0043] 1-outer box, 2-lining body, 21-main support plate, 22-first folding plate assembly, 221-first folding plate, 222-second folding plate, 223-third folding plate, 224-fourth folding plate, 225-fifth folding plate, 226-sixth folding plate, 227-seventh folding plate, 23-second folding plate assembly, 231-first folding plate, 232-second folding plate, 233-third folding plate, 24-third folding plate assembly, 241-first folding plate, 242-second folding plate, 243-third folding plate, 244-fourth folding plate, 245-fifth folding plate, 246-sixth folding plate, 247-seventh Folding plate, 248-eighth folding plate, 25-fourth folding plate assembly, 251-first folding plate, 252-second folding plate, 253-third folding plate, 254-fourth folding plate, 26-first side portion, 27-second side portion, 28-third side portion, 29-fourth side portion, 210-plug-in portion, 211-groove, 212-avoidance groove, 213-resting protrusion, 3-buffer, 31-bottom buffer, 311-plug-in hole, 32-side buffer, 4-first support member, 41-positioning groove, 5-second support member, 6-side accessory box, 7-bottom accessory box, 71-box body, 72-reinforcement rib, 8-product, 9-cover plate. DETAILED DESCRIPTION

[0044] The technical solution of the present application will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments.

[0045] The components of the embodiments of the present application generally described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the application claimed, but merely represents the selected embodiments of the present application.

[0046] Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making any creative work shall fall within the scope of protection of this application.

[0047] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0048] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0049] Refer to the following Figures 1 to 14 A packaging box according to some embodiments of the present application is described.

[0050] See also Figures 1 to 8 As shown, an embodiment of the present application provides a packaging box, comprising: an outer box 1, and an inner liner body 2 and a buffer member 3 installed in the outer box 1; wherein the inner liner body 2 is formed with an installation groove 211, and the side wall of the installation groove 211 is a hollow structure;

[0051] The buffer member 3 includes a bottom buffer portion 31 and a side buffer portion 32. The bottom buffer portion 31 is disposed against the bottom of the mounting groove 211, and the side buffer portion 32 extends into the hollow structure of the side wall of the mounting groove 211.

[0052] Based on the structure described above, it can be known that in the packaging box provided by the present application, the installation groove 211 formed by the lining main body 2 is mainly used to install products 8 such as energy storage products, and the lining main body 2 is equipped with a buffer component 3, and the side buffer portion 32 of the buffer component 3 is installed into the side wall of the lining main body 2, thereby increasing the thickness and strength of the side wall of the lining main body 2 and improving the buffering and shock absorbing effects. The bottom buffer portion 31 of the buffer component 3 abuts against the bottom of the installation groove, thereby increasing the thickness and strength of the bottom of the lining main body 2 and improving the buffering and shock absorbing effects.

[0053] Further, preferably, Figure 4 , Fig. 9 and Fig.10 As shown, the number of buffer components 3 is one, but it is not limited to this. The number of buffer components 3 can also be multiple and stacked together. In addition, preferably, each buffer component 3 includes a bottom buffer portion 31 and a side buffer portion 32. But it is not limited to this. Each buffer component 3 can also include multiple side buffer portions 32, and the multiple side buffer portions 32 are arranged corresponding to the side edges of the bottom buffer portion 31, and the multiple side buffer portions can extend to the hollow parts of multiple different side portions of the corresponding lining body 2, which can be selected according to actual needs.

[0054] In this embodiment, preferably, the lining body 2 and the buffer 3 are made of corrugated paper, and the lining body 2 is formed by folding;

[0055] The side wall of the lining body 2 and the bottom buffer portion 31 are plugged together.

[0056] According to the structure described above, it can be known that the materials of the lining body 2 and the buffer member 3 are both corrugated paper, wherein the lining body 2 is formed by folding, and the side buffer portion 32 of the buffer member 3 is folded into the side wall of the lining body 2, thereby increasing the thickness and strength of the side wall of the lining body 2 and improving the buffering and shock absorbing effects. The bottom buffer portion 31 of the buffer member 3 abuts against the bottom of the mounting groove, thereby increasing the thickness and strength of the bottom of the lining body 2 and improving the buffering and shock absorbing effects. The side portion of the lining body 2 and the bottom buffer portion 31 of the buffer member 3 are plugged together, so that the lining body 2 and the buffer member 3 are firmly and stably assembled together. Since the plug-in hole 311 is not provided at the bottom of the lining body 2, the strength of the lining body 2 is guaranteed, and the overall strength as well as the buffering and shock absorbing effects are further improved. Moreover, since the materials of the above-mentioned components are all corrugated paper, they can be recycled repeatedly without polluting the environment.

[0057] In this embodiment, preferably, Figure 1 , Fig. 9 , Fig.10 , Fig.12 and Fig.13The packaging box also includes a first support member 4, which is installed in the installation groove 211 and is used to support between the product 8 and the inner wall of the installation groove 211.

[0058] According to the structure described above, it can be known that a first support member 4 is added between the product 8 and the inner wall of the installation groove 211 to support the lining body 2 and prevent the lining body 2 from deformation. It also helps to improve the cushioning effect and can ensure that the product 8 will not shift during transportation. At the same time, according to the size difference between the product 8 and the inner wall of the installation groove 211, first support members 4 of different sizes are added to meet the packaging requirements of products 8 of different sizes.

[0059] In this embodiment, preferably, Fig.10 and Fig.13 As shown, the first support member 4 is formed with a positioning groove 41 .

[0060] According to the structure described above, the positioning groove 41 can be used to avoid some protruding structures on the product 8, such as the plug and other structures on the energy storage product 8, and to limit the plug and other structures to prevent them from shaking.

[0061] Further, preferably, the number of the first support members 4 is one, and it is installed on the top of the abutting protrusion 213 described below. Of course, this is not limited to this. The number of the first support members 4 can be two, three, or more than one. In addition, according to actual needs, positioning grooves 41 can be opened in all of the multiple first support members 4, or only in some of them.

[0062] In this embodiment, preferably, Figure 3 , Figure 5 , Figure 6 , Fig. 9 and Fig.10 As shown, the packaging box further includes a second support member 5 , which is installed in the hollow structure of the side wall of the installation groove 211 .

[0063] According to the structure described above, it can be known that the second support member 5 is added in the hollow part of the side wall of the installation groove 211, which improves the buffering effect and can prevent the liner body 2 from deforming.

[0064] Further, preferably, Figure 1 As shown, the lining body 2 is in the shape of a rectangular parallelepiped and is formed with a mounting groove 211. It has four side portions, namely a first side portion 26, a second side portion 27, a third side portion 28 and a fourth side portion 29. Preferably, the second support member 5 is installed in the hollow portion of the first side portion 26 and the fourth side portion 29 of the lining body 2. Of course, it is not limited to this. The second side portion 27 and the fourth side portion 29 can also be designed as a hollow structure according to actual needs, so that the second support member 5 is installed inside them.

[0065] Further, preferably, Figure 3 and Figure 4 As shown, the side buffer portion 32 is installed in the hollow portion of the third side portion 28 of the lining body 2. Of course, this is not limited to this. The side buffer portion 32 can also be installed in the first side portion 26, the second side portion 27 or the third side portion 28 of the lining body 2 according to actual needs. The specific selection is based on actual needs.

[0066] Of course, the shape of the lining body 2 is not limited to the above, but can also be selected according to actual needs. That is, it is not limited to four side parts, but can also include more than four, that is, five, six, etc., and other corresponding structures can be designed according to actual needs.

[0067] In this embodiment, preferably, Figures 9 to 11 As shown, the packaging box further includes a cover plate 9 , which is mounted on the top of the liner body 2 and covers the top opening of the mounting groove 211 .

[0068] According to the structure described above, the cover plate 9 is sealed on the top of the product 8 to provide a buffering protection function.

[0069] In this embodiment, preferably, Figure 7 and Figure 8 As shown, the lining body 2 is formed with an inserting portion 210 , the bottom buffer portion 31 of the buffer member 3 is formed with an inserting hole 311 , and the inserting portion 210 is inserted into the inserting hole 311 .

[0070] According to the structure described above, the lining body 2 and the buffer 3 are firmly assembled by the cooperation of the plug-in portion 210 and the plug-in hole 311 , and the plug-in hole 311 is not provided at the bottom of the lining body 2 , thereby improving the strength of the lining body 2 .

[0071] Further, preferably, the number of the plug-in parts 210 and the number of the plug-in holes 311 are both plural and correspond one to one.

[0072] In this embodiment, preferably, Figure 1 , Fig.12 and Fig.13 As shown, the packaging box further includes a side accessory box 6 , a concave groove 211 is formed on the side wall of the lining body 2 , and the side accessory box 6 is installed in the groove 211 .

[0073] According to the structure described above, it can be known that the groove 211 on the side wall of the liner body 2 can be used to install the accessory box without adding additional installation space, thereby improving space utilization.

[0074] Further, preferably, the number of the side accessory box 6 and the groove 211 are both one, and preferably, the groove 211 is designed on the fourth side 29 of the lining body 2 for installing the side accessory box 6. Of course, it is not limited to this, and the groove 211 can also be designed on other sides, such as the first side 26, the second side 27 or the third side 28 of the lining body 2, and the specific selection is based on actual needs.

[0075] Further, preferably, Fig.14 As shown, the bottom accessory box 7 includes a box body 71 and reinforcing ribs 72. The reinforcing ribs 72 are arranged in a grid shape and installed in the box body 71. Multiple accessories can be installed, and each accessory is separated by the reinforcing ribs 72 to avoid collision damage.

[0076] In this embodiment, preferably, Figure 2 As shown, a side wall of the installation groove 211 is formed with an avoidance groove 212 which is connected to the installation groove 211 .

[0077] According to the structure described above, the avoidance groove 212 can effectively avoid protruding structures such as handles of the product 8, such as the energy storage product 8, to avoid interference and affect assembly.

[0078] In this embodiment, preferably, Fig. 9 , Fig.10 and Fig.13 As shown, the packaging box also includes a bottom accessory box 7, which is used to be installed between the product 8 and the bottom buffer portion 31 of the buffer member 3; the inner side wall of the installation groove 211 is formed with abutment protrusions 213, and the abutment protrusions 213 abut against the side walls of the bottom accessory box 7.

[0079] According to the structure described above, it can be known that the abutting protrusion 213 makes up for the empty space on the side of the bottom accessory box 7, and the aforementioned first support member 4 can be placed on the top thereof. The first support member 4 can not only fill the space between the side of the product 8 and the inner wall of the installation groove 211, but also avoid and fix the plug on the side of the product 8.

[0080] In this embodiment, preferably, Figure 1 and Figure 8 As shown, the lining body 2 is formed by folding corrugated paper.

[0081] According to the structure described above, it can be known that the lining body 2 is a full-paper integrated folding structure, which is formed only by folding, thereby reducing the production cost.

[0082] In this embodiment, preferably, Figure 8As shown, the unfolded structure of the liner body 2 includes a main support plate 21, a first folding plate assembly 22, a second folding plate assembly 23, a third folding plate assembly 24 and a fourth folding plate assembly 25; wherein the main support plate 21 is a rectangular plate, the first direction is the length direction of the main support plate 21, and the second direction is the width direction of the main support plate 21;

[0083] The first folding plate assembly 22, the second folding plate assembly 23, the third folding plate assembly 24 and the fourth folding plate assembly 25 correspond one by one to the adjacent first wide side, second long side, third wide side and fourth long side of the main support plate 21 respectively and connecting folds are formed therebetween.

[0084] According to the structure described above, it can be known that the first side portion 26 of the lining main body 2 is finally formed by folding the first folding plate assembly 22, the second side portion 27 of the lining main body 2 is finally formed by folding the second folding plate assembly 23, the third side portion 28 of the lining main body 2 is finally formed by folding the third folding plate assembly 24, and the fourth side portion 29 of the lining main body 2 is finally formed by folding the fourth folding plate assembly 25.

[0085] In this embodiment, preferably, Figure 8 As shown, the first folding plate assembly 22 includes a first folding plate 221, a second folding plate 222, a third folding plate 223, a fourth folding plate 224, a fifth folding plate 225, a sixth folding plate 226 and a seventh folding plate 227;

[0086] The first folding plate 221, the second folding plate 222 and the third folding plate 223 are sequentially arranged on the first wide side of the main support plate 21 along the first direction, and a fold is formed between any two adjacent ones; the fourth folding plate 224 and the fifth folding plate 225 are sequentially arranged on the side of the second folding plate 222 along the second direction, and a fold is formed between any two adjacent ones;

[0087] Along the second direction, the sixth folding plate 226 and the seventh folding plate 227 are respectively arranged on the opposite sides of the first folding plate 221, and folds are formed between them and the first folding plate 221. The sixth folding plate 226 is formed with a first snap-fit ​​portion; the third folding plate 223 is formed with an inserting portion 210 on the side facing away from the second folding plate 222.

[0088] According to the structure described above, the above-mentioned folding plate is folded along the crease to form the first side portion 26 of the lining body 2, and the side portion is formed with the aforementioned avoidance groove 212, and the sixth folding plate 226 and the seventh folding plate 227 are respectively located on the second long side and the fourth long side of the main support plate 21 after folding, and the plug-in portion 210 formed on the side of the third folding plate 223 facing away from the second folding plate 222 can be plugged into the plug-in hole 311 of the bottom buffer portion 31 of the buffer plate, so as to maintain the shape of the above-mentioned folding plate after folding, that is, to maintain the shape of the first side portion 26 of the lining body 2.

[0089] Further, preferably, the first folding plate 221, the second folding plate 222 and the third folding plate 223 are folded to form a hollow structure, and the second support member 5 is installed in the hollow structure. Further, preferably, the second support member 5 is a folded block formed by corrugated paper. It can be seen that the strength of the first side portion 26 of the lining body 2 is increased, it is not easy to deform, and has a better buffering effect.

[0090] In this embodiment, preferably, Figure 8 As shown, the third folding plate assembly 24 includes a first folding plate 241, a second folding plate 242, a third folding plate 243, a fourth folding plate 244, a fifth folding plate 245, a sixth folding plate 246, a seventh folding plate 247 and an eighth folding plate 248;

[0091] The first folding plate 241, the second folding plate 242, the third folding plate 243 and the fourth folding plate 244 are sequentially arranged on the third wide side of the main support plate 21 along the first direction, and a fold is formed between any two adjacent ones; the fifth folding plate 245 and the sixth folding plate 246 are sequentially arranged on the opposite sides of the second folding plate 242 along the second direction, and a fold is formed between any two adjacent ones;

[0092] Along the second direction, the seventh folding plate 247 and the eighth folding plate 248 are respectively arranged on the opposite sides of the first folding plate 241, and folds are formed between the first folding plate 241 respectively. The seventh folding plate 247 is formed with a second snap-fit ​​portion, and the first snap-fit ​​portion is snap-connected with the first snap-fit ​​portion; the fourth folding plate 244 is formed with a plug-in portion 210 on the side facing away from the third folding plate 243.

[0093] According to the structure described above, the above-mentioned folding plate is folded along the crease to form the third side portion 28 of the lining body 2, and this side portion is formed with the aforementioned abutting protrusion 213, and the seventh folding plate 247 and the eighth folding plate 248 are respectively located on the second long side and the fourth long side of the main support plate 21 after folding, especially the second snap-in portion of the edge of the seventh folding plate 247 and the first snap-in portion of the edge of the sixth folding plate 226 are snapped together, so that the structure of the lining body 2 is more stable, and the plug-in portion 210 formed on the side of the fourth folding plate 244 away from the third folding plate 243 can be plugged into the plug-in hole 311 of the bottom buffer portion 31 of the buffer plate, so as to maintain the shape of the above-mentioned folding plate after folding, that is, to maintain the shape of the third side portion 28 of the lining body 2.

[0094] In this embodiment, preferably, Figure 8 As shown, the second folding plate assembly 23 includes a first folding plate 231, a second folding plate 232 and a third folding plate 233; wherein the first folding plate 231, the second folding plate 232 and the third folding plate 233 are sequentially arranged on the second long side of the main support plate 21 along the second direction, and a fold is formed between any two adjacent ones; an inserting portion 210 is formed on the side of the third folding plate 233 that is away from the second folding plate 232.

[0095] According to the structure described above, the above-mentioned folding plate is folded along the crease to form the second side portion 27 of the lining body 2, and the first folding plate 231, the second folding plate 232 and the third folding plate 233 are folded to wrap the seventh folding plate 247, the sixth folding plate 226 and the side buffer portion 32 mentioned above, and the plug-in portion 210 formed on the side of the third folding plate 233 facing away from the second folding plate 232 can be plugged into the plug-in hole 311 of the bottom buffer portion 31 of the buffer plate, so as to maintain the shape of the above-mentioned folding plate after folding, that is, to maintain the shape of the second side portion 27 of the lining body 2.

[0096] In this embodiment, preferably, Figure 8 As shown, the fourth folding plate assembly 25 includes a first folding plate 251, a second folding plate 252, a third folding plate 253 and a fourth folding plate 254; wherein the first folding plate 251, the second folding plate 252 and the third folding plate are sequentially arranged on the fourth long side of the main support plate 21 along the second direction, and a fold is formed between any two adjacent ones; the third folding plate 253 is formed with an inserting portion 210 on a side away from the second folding plate 252;

[0097] The first folding plate 251 and the second folding plate 252 are provided with a connected installation opening, and the fourth folding plate 254 is arranged in the installation opening, and along the second direction, both sides of the fourth folding plate 254 are respectively connected to the side walls of the installation opening; the fourth folding plate 254 is formed with a fold extending to both ends along the first direction.

[0098] According to the structure described above, the above-mentioned folding plate is folded along the crease to form the fourth side portion 29 of the lining body 2, and the first folding plate 251, the second folding plate 252, and the third folding plate 253 are folded to wrap the aforementioned seventh folding plate 227 and the eighth folding plate 248, and the plug-in portion 210 formed on the side of the third folding plate 253 facing away from the second folding plate 252 can be plugged into the plug-in hole 311 of the bottom buffer portion 31 of the buffer plate, so as to maintain the shape of the above-mentioned folding plate after folding, that is, to maintain the shape of the fourth side portion 29 of the lining body 2.

[0099] In addition, the fourth folding plate 254 is folded along the fold to form the aforementioned groove 211 for installing the side accessory box 6. Further, preferably, the first folding plate 251, the second folding plate 252, and the third folding plate 253 are folded to form a hollow structure, and the second support member 5 is installed in the hollow structure. Further, preferably, the second support member 5 is a folded block formed by corrugated paper. It can be seen that the strength of the fourth side portion 29 of the lining body 2 is increased, it is not easy to deform, and has a good buffering effect.

[0100] It should be noted that the structures of the four side portions of the lining body 2, namely the first side portion 26, the second side portion 27, the third side portion 28 and the fourth side portion 29 are not limited to the above, and can also be designed according to actual needs.

[0101] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit it. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A packaging box, characterized in that: include: An outer box, and an inner lining body and a buffer installed in the outer box; wherein the inner lining body is formed with an installation groove, and the side wall of the installation groove is a hollow structure; The buffer component includes a bottom buffer portion and a side buffer portion. The bottom buffer portion is arranged against the bottom of the installation groove, and the side buffer portion extends into the hollow structure of the side wall of the installation groove.

2. The packaging box according to claim 1, characterized in that: The lining body and the buffer are made of corrugated paper, and the lining body is formed by folding; The side wall of the lining body is plugged into the bottom buffer portion.

3. The packaging box according to claim 1, characterized in that: The packaging box further includes a first support member, which is installed in the installation groove and is used to support between the product and the inner wall of the installation groove.

4. The packaging box according to claim 3, characterized in that: The first supporting member is formed with a positioning groove.

5. The packaging box according to claim 1, characterized in that: The packaging box further comprises a second support member, wherein the second support member is installed in the hollow structure of the side wall of the installation groove; and / or The packaging box further comprises a cover plate, which is mounted on the top of the liner body and covers the top opening of the mounting groove; and / or The side wall of the installation groove is formed with an avoidance groove which is communicated with the installation groove.

6. The packaging box according to claim 2, characterized in that: The lining body is formed with an inserting portion, the bottom buffer portion of the buffer component is formed with an inserting hole, and the inserting portion is inserted into the inserting hole.

7. The packaging box according to claim 6, characterized in that: The packaging box further comprises a side accessory box, the side wall of the lining body is formed with an inwardly concave groove, and the side accessory box is installed in the groove; The packaging box also includes a bottom accessory box, which is used to be installed between the product and the bottom buffer portion of the buffer component; the inner side wall of the installation groove is formed with abutment protrusions, and the abutment protrusions abut against the side walls of the bottom accessory box.

8. The packaging box according to claim 7, characterized in that: The unfolded structure of the lining body comprises a main support plate, a first folding plate assembly, a second folding plate assembly, a third folding plate assembly and a fourth folding plate assembly; wherein the main support plate is a rectangular plate, the first direction is the length direction of the main support plate, and the second direction is the width direction of the main support plate; The first folding plate assembly, the second folding plate assembly, the third folding plate assembly and the fourth folding plate assembly respectively correspond to the adjacent first wide side, second long side, third wide side and fourth long side of the main support plate and connecting folds are formed therebetween.

9. The packaging box according to claim 8, characterized in that: The first folding plate assembly includes a first folding plate, a second folding plate, a third folding plate, a fourth folding plate, a fifth folding plate, a sixth folding plate and a seventh folding plate; The first folding plate, the second folding plate and the third folding plate are sequentially arranged on the first wide side of the main support plate along the first direction, and a fold is formed between any two adjacent ones; the fourth folding plate and the fifth folding plate are sequentially arranged on the side of the second folding plate along the second direction, and a fold is formed between any two adjacent ones; Along the second direction, the sixth folding plate and the seventh folding plate are respectively arranged on the opposite sides of the first folding plate, and folds are formed between them and the first folding plate respectively, and the sixth folding plate is formed with a first snap-fit ​​portion; the plug-in portion is formed on the side of the third folding plate facing away from the second folding plate.

10. The packaging box according to claim 9, characterized in that: The third folding plate assembly includes a first folding plate, a second folding plate, a third folding plate, a fourth folding plate, a fifth folding plate, a sixth folding plate, a seventh folding plate and an eighth folding plate; The first folding plate, the second folding plate, the third folding plate and the fourth folding plate are sequentially arranged on the third wide side of the main support plate along the first direction, and a fold is formed between any two adjacent ones; the fifth folding plate and the sixth folding plate are sequentially arranged on the opposite sides of the second folding plate along the second direction, and a fold is formed between any two adjacent ones; Along the second direction, the seventh folding plate and the eighth folding plate are respectively arranged on the opposite sides of the first folding plate, and folds are formed between the first folding plate respectively; the seventh folding plate is formed with a second snap-fit ​​portion, and the first snap-fit ​​portion is snap-connected with the first snap-fit ​​portion; the plug-in portion is formed on the side of the fourth folding plate facing away from the third folding plate.

11. The packaging box according to claim 8, characterized in that: The second folding plate assembly includes a first folding plate, a second folding plate and a third folding plate; wherein the first folding plate, the second folding plate and the third folding plate are sequentially arranged on the second long side of the main support plate along the second direction, and a fold mark is formed between any two adjacent ones; the plug-in portion is formed on the side of the third folding plate facing away from the second folding plate.

12. The packaging box according to claim 8, characterized in that: The fourth folding plate assembly includes a first folding plate, a second folding plate, a third folding plate and a fourth folding plate; wherein the first folding plate, the second folding plate and the third folding plate are sequentially arranged on the fourth long side of the main support plate along the second direction, and a fold mark is formed between any two adjacent ones; the plug-in portion is formed on the side of the third folding plate away from the second folding plate; the first folding plate and the second folding plate are provided with a connected installation opening, the fourth folding plate is arranged in the installation opening, and along the second direction, the two sides of the fourth folding plate are respectively connected to the side walls of the installation opening; the fourth folding plate is formed with a fold mark extending to both ends along the first direction.

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