CN110015484B

CN110015484B - Folding box

Info

Publication number: CN110015484B
Application number: CN201910308446.3A
Authority: CN
Inventors: 廖苔安; 廖国雄; 廖柄源
Original assignee: Air Bag Packing Co Ltd
Current assignee: Abis Recycling Technology Kunshan Co ltd
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2021-08-17
Anticipated expiration: 2039-04-17
Also published as: CN110015484A

Abstract

An embodiment of the present invention provides a folding box, including: packing cases; the packing box includes: the first bottom wall, the first front wall, the first rear wall, the two first side walls and the first upper cover group are connected with each other; a first standby structure is arranged between the first bottom wall and the first side wall; the packaging box is provided with a plurality of folding lines, and the packaging box is bent by selecting the folding lines to switch between a first box body with a first cylindrical containing space and a first bag body with a first flat containing space. According to the technical scheme, the packing box is bent by selecting the folding line, and can be switched between the box body state and the bag body state, so that the packing box has the functions of the box body-shaped packing box and the bag body-shaped packing box, a proper accommodating space is provided for articles and is protected, the production cost increased by respective production is avoided during production, and the cost increased by different types of outer packing structures adopted by a user and inconvenience caused by use are avoided.

Description

Folding box

Technical Field

The invention relates to the technical field of article packaging, in particular to a folding box.

Background

With the rise of network commerce, the demand for the circulation and distribution of goods is also greatly increased. To prevent the goods from being cracked or scratched during distribution, the goods are generally externally packaged. Among them, the required outer packages are different depending on the types of articles, and generally, when sending an article having a large thickness, it is necessary to protect the article with a box-shaped packaging box, and when sending a letter or an article having a small thickness, it is necessary to protect the article with a bag-shaped packaging box. However, the existing box-shaped packaging box and bag-shaped packaging box are two independent products, and have no universality, which causes increase of production cost and inconvenience in use.

Disclosure of Invention

The technical purpose to be achieved by the embodiment of the invention is to provide a folding box, which is used for solving the problems that the use is unchanged and the production cost is increased due to the fact that a packaging box and a envelope bag which are selected at present and used for guaranteeing articles are two independent products.

In order to solve the above technical problem, an embodiment of the present invention provides a folding box, including: packing cases;

the packing box includes: the first bottom wall, the first front wall, the first rear wall, the two first side walls and the first upper cover group are connected with each other;

the front end and the rear end of the first front wall along the third direction are respectively connected with the front end of the first side wall along the first direction and are provided with a fourth folding line, the front end and the rear end of the first rear wall along the third direction are respectively connected with the rear end of the first side wall along the first direction and are provided with a fifth folding line, the first upper cover group is respectively connected with the first front wall, the first rear wall and the two first side walls and is provided with a sixth folding line, and the first bottom wall, the first front wall, the first rear wall, the two first side walls and the first upper cover group are respectively connected with the first front wall, the first rear wall and the two first side walls and are provided with a sixth folding line The second folding line, the third folding line, the fourth folding line, the fifth folding line and the sixth folding line are bent to form a first box body with a first columnar accommodating space, and the first direction, the second direction and the third direction are vertically arranged in pairs;

a first standby structure communicated with the first columnar accommodating space is arranged between the first bottom wall and the first side wall;

the first bottom wall is provided with a first middle folding line along a third direction and extends to a first standby structure, the first side wall is provided with a second middle folding line along a second direction and extends to the first standby structure, the first upper cover group is provided with a third middle folding line formed by extending the second middle folding line, the distances from the first middle folding line, the second middle folding line and the third middle folding line to the first front wall are equal to the distance from the first middle folding line to the first rear wall, and the first bottom wall, the two first side walls, the first upper cover group and the first standby structure are bent by the first middle folding line, the second middle folding line and the third middle folding line to form a first bag body with a first flat accommodating space.

Specifically, as for the folding box described above, the first standby structure includes the first standby wall formed in an isosceles right triangle shape extending from the first side wall toward the first bottom wall, and the second standby wall formed in an isosceles right triangle shape extending from the first bottom wall toward the first side wall, wherein the waist of the first standby wall is connected to the waist of the second standby wall and is communicated with the first cylindrical accommodation space.

Furthermore, as for the folding box, the two first side walls are respectively provided with a socket for inserting the top end of the first spare structure.

Preferably, as described above, the first upper cover group includes: the first front cover is connected with the first front wall, the first rear cover is connected with the first rear wall, and the first side cover is connected with the first side wall;

the first length of the first front cover is smaller than a first distance between the first front wall and the first rear wall, and the first length is the distance from one end, far away from the first front wall, of the first front cover to one end, connected with the first front wall, of the front cover;

the second length of the first rear cover is greater than the first distance, and the second length is the distance from one end of the rear cover far away from the first rear wall to the end of the first rear cover connected with the first rear wall;

the first side cover is formed into two parts along a third middle folding line, wherein a third length of the first part close to the first front cover is equal to the first length, a fourth length of the second part close to the first rear cover is equal to the second length, the third length is the distance from one end of the first part far away from the first side wall to one end connected with the first side wall, and the fourth length is the distance from one end of the second part far away from the first side wall to one end connected with the first side wall.

Preferably, the folding box as described above, further comprising: the buffer structure is arranged in the packing box;

the buffer structure includes: the second bottom wall, the second front wall, the second rear wall, the two second side walls and the second upper cover group are connected with each other;

the front end of the second bottom wall along the first direction is connected with the rear end of the second front wall along the second direction and is provided with a seventh folding line, the rear end of the second bottom wall along the first direction is connected with the rear end of the second rear wall along the second direction and is provided with an eighth folding line, the front end and the rear end of the second bottom wall along the third direction are respectively connected with the rear end of one second side wall along the second direction and are provided with a ninth folding line, the front end and the rear end of the second front wall along the third direction are respectively connected with the front end of one second side wall along the first direction and are provided with a tenth folding line, the front end and the rear end of the second rear wall along the third direction are respectively connected with the rear end of one second side wall along the first direction and are provided with an eleventh folding line, the joint of the second upper cover group with the second front wall, the second rear wall and the two second side walls is formed into a twelfth folding line, and the joint of the second bottom wall, the second front wall, the second rear wall, the two second side walls and the second upper cover group is formed by the seventh folding line, The eighth fold line, the ninth fold line, the tenth fold line, the eleventh fold line and the twelfth fold line are bent to form a second box body with a second columnar accommodating space;

a second standby structure which is communicated with the second box body and corresponds to the first standby structure is arranged between the second bottom wall and the second side wall;

the second bottom wall is provided with a fourth middle folding line along the third direction and extends to the second standby structure; the second side wall is provided with a fifth middle folding line along the second direction and extends to a second standby structure, the second upper cover group is provided with a sixth middle folding line formed by extending the fifth middle folding line, wherein the distances from the fourth middle folding line, the fifth middle folding line and the sixth middle folding line to the second front wall are equal to the distance from the fourth middle folding line to the second rear wall, and the second bottom wall, the two second side walls, the second upper cover group and the second standby structure are bent by the fourth middle folding line, the fifth middle folding line and the sixth middle folding line to form a second bag body with a second flat accommodating space.

Specifically, as described above for the folding box, the second front wall, the second bottom wall, the second rear wall and the two second side walls are each provided with a plurality of air columns parallel to the second bottom wall;

and nodes corresponding to the air columns are formed on the seventh folding line, the eighth folding line, the ninth folding line, the tenth folding line, the eleventh folding line and the fifth middle folding line.

Further, the folding box as described above, the second standby structure comprises: the first airless structure is arranged corresponding to the first spare wall, the second airless structure is arranged corresponding to the second spare wall, and the first airless structure is connected with the second airless structure.

Specifically, as described above, the second upper cover group includes:

a second front cover connected with the second front wall, a second rear cover connected with the second rear wall, and a second side cover connected with the second side wall;

the second side cover is formed into a third airless structure, the second front cover and the second rear cover are provided with air columns, and the fifth length of the second front cover, the sixth length of the second rear cover and the seventh length of the second side cover are equal to each other and equal to half of the distance between the second front wall and the second rear wall;

the first length is the distance from one end, far away from the first front wall, of the first front cover to one end, connected with the first front cover, of the first front cover, the second length is the distance from one end, far away from the first rear wall, of the second rear cover to one end, connected with the first rear wall, of the second rear cover, the fifth length is the distance from one end, far away from the first front wall, of the second front cover to one end, far away from the second front wall, of the second front cover, the sixth length is the distance from one end, far away from the second rear wall, of the second rear cover to one end, connected with the second rear wall, of the second rear cover, and the seventh length is the distance from one end, far away from the second side wall, of the second side cover to one end, connected with the second side wall, of the second side cover.

Preferably, as described above for the folding box, the air columns on the second front wall are offset from the air columns on the second rear wall.

Preferably, as described above, the folding box, the buffer structure further comprises: at least one first channel extending from the second bottom wall along the tenth fold line to an end of the second front cover remote from the second front wall, and at least one second channel extending from the second bottom wall along the eleventh fold line to an end of the second rear cover remote from the second rear wall;

the first channel and the second channel are both communicated with the gas column.

Compared with the prior art, the folding box provided by the embodiment of the invention at least has the following beneficial effects:

the packing box is buckled through chooseing for use the broken line, can switch between the box state that has the column accommodation space and the bag body state that has the platykurtic accommodation space, make the function of the packing box that has box shape concurrently and the packing box of bag body shape, provide suitable accommodation space and protect for article, make avoided adopting different machines to produce the manufacturing cost that packing box and two kinds of outer packing structures of envelope bag increase respectively when producing, avoid the user to purchase the cost that different kind of outer packing structures increased and the inconvenience that uses different kind of outer packing structures to different article when using.

Drawings

FIG. 1 is one of the schematic structural views of the folding box of the present invention;

FIG. 2 is a second schematic view of the folding box of the present invention;

FIG. 3 is a schematic view of the present invention showing the first container body formed as a box for a folding carton;

FIG. 4 is a schematic view of the first bag of the packing box of the folding box of the present invention;

FIG. 5 is a schematic view of the cushion structure of the folding box according to the present invention formed as a second box body;

FIG. 6 is a second schematic view of the buffering structure of the foldable box of the present invention formed as a second box;

FIG. 7 is a schematic view of the cushion structure of the folding box of the present invention formed as a second bag body;

fig. 8 is a partial cross-sectional view illustrating the cushioning structure of the folding box according to the present invention formed as the second bag body.

[ description of reference ]

1. Packing cases; 101. a first bottom wall; 102. a first front wall; 103. a first rear wall; 104. a first side wall; 105. a first upper cover group; 1051. a first front cover 1052, a first rear cover; 1053. a first side cover; 10531. a first portion; 10532. a second portion; 106. a first fold line; 107. a second fold line; 108. a third fold line; 109. a fourth fold line; 110. a fifth fold line; 111. a sixth fold line; 112. a first middle fold line; 113. a second middle fold line; 114. a third middle fold line; 115. a first standby configuration; 1151. a first backup wall; 1152. a second backup wall; 116. a socket; 2. a buffer structure; 201. a second bottom wall; 202. a second front wall; 203. a second rear wall; 204. a second side wall; 205. a second upper cover group; 2051. a second front cover; 2052. a second rear cover; 2053. a second side cover; 206. a seventh fold line; 207. an eighth fold line; 208. a ninth fold line; 209. a tenth fold line; 210. an eleventh fold line; 211. a twelfth fold line; 212. a fourth middle fold line; 213. a fifth middle fold line; 214. a sixth middle fold line; 218. a second standby structure; 219. a gas column; 220. a node; 221. a first channel; 222. a second channel; 223. a first diaphragm; 224. a second diaphragm.

Detailed Description

In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments. In the following description, specific details such as specific configurations and components are provided only to help the full understanding of the embodiments of the present invention. Thus, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.

It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

In various embodiments of the present invention, it should be understood that the sequence numbers of the following processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.

It should be understood that the term "and/or" herein is merely one type of association relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

In the embodiments provided herein, it should be understood that "B corresponding to a" means that B is associated with a from which B can be determined. It should also be understood that determining B from a does not mean determining B from a alone, but may be determined from a and/or other information.

Referring to fig. 1 to 4, a preferred embodiment of the present invention provides a folding box including: a packaging box 1;

the packing case 1 includes: a first bottom wall 101, a first front wall 102, a first rear wall 103, two first side walls 104 and a first upper cover group 105 connected to each other;

wherein, the front end of the first bottom wall 101 along the first direction is connected with the rear end of the first front wall 102 along the second direction and has a first folding line 106, the rear end of the first bottom wall 101 along the first direction is connected with the rear end of the first rear wall 103 along the second direction and has a second folding line 107, the front end and the rear end of the first bottom wall 101 along the third direction are respectively connected with the rear end of one first side wall 104 along the second direction and have a third folding line 108, the front end and the rear end of the first front wall 102 along the third direction are respectively connected with the front end of one first side wall 104 along the first direction and have a fourth folding line 109, the front end and the rear end of the first rear wall 103 along the third direction are respectively connected with the rear end of one first side wall 104 along the first direction and have a fifth folding line 110, the first upper cover group 105 is respectively connected with the first front wall 102, the first rear wall 103 and the two first side walls 104 and has a sixth folding line 111, the first bottom wall 101, the first front wall 102, the first rear wall 103, the two first side walls 104 and the first upper cover set 105 are bent by a first folding line 106, a second folding line 107, a third folding line 108, a fourth folding line 109, a fifth folding line 110 and a sixth folding line 111 to form a first box body with a first cylindrical accommodating space, and the first direction, the second direction and the third direction are vertically arranged in pairs;

a first standby structure 115 communicated with the first cylindrical accommodating space is arranged between the first bottom wall 101 and the first side wall 104;

the first bottom wall 101 is provided with a first middle folding line 112 along the third direction and extends to the first spare structure 115, the first side wall 104 is provided with a second middle folding line 113 along the second direction and extends to the first spare structure 115, the first upper cover set 105 is provided with a third middle folding line 114 formed by extending the second middle folding line 113, wherein the distances from the first middle folding line 112, the second middle folding line 113 and the third middle folding line 114 to the first front wall 102 are equal to the distance from the first rear wall 103, and the first bottom wall 101, the two first side walls 104, the first upper cover set 105 and the first spare structure 115 are bent by the first middle folding line 112, the second middle folding line 113 and the third middle folding line 114 to form a first bag body with a first flat accommodating space.

In the embodiment of the present invention, the folding box includes a packing box 1, wherein the material of the packing box 1 includes but is not limited to paper, and the packing box 1 includes: a first bottom wall 101, a first front wall 102, a first rear wall 103, two first side walls 104 and a first upper cover set 105, wherein the first bottom wall 101, the first front wall 102, the first rear wall 103 and the two first side walls 104 are connected to form a first folding line 106, a second folding line 107 and a third folding line 108, respectively, the first front wall 102 and the two first side walls 104 are connected to form a fourth folding line 109, the first rear wall 103 and the two first side walls 104 are connected to form a fifth folding line 110, and when the first front wall 102, the second folding line 107, the third folding line 108, the fourth folding line 109 and the fifth folding line 110 are folded, the first front wall 102, the first rear wall 103, the first bottom wall 101 and the two first side walls 104 form an open first box body, the first box body has a first cylindrical accommodation space, and can be used for accommodating three-dimensional articles such as: the box body with a certain thickness, at this time, the first upper cover group 105 can be bent along the sixth folding line 111 to seal the open box body, so as to protect the articles in the box body. The packing box 1 further includes a first spare structure 115 disposed between the first bottom wall 101 and the first side wall 104, the first spare structure 115 is communicated with the accommodating space of the box body, a first middle folding line 112 is disposed on the first bottom wall 101, a second middle folding line 113 is disposed on the first side wall 104, and both the first middle folding line 112 and the second middle folding line 113 extend to the first spare structure 115, when the first middle folding line 112 and the second middle folding line 113 are bent, the first front wall 102, the first rear wall 103, the first bottom wall 101, the two first side walls 104 and the two first spare structures 115 form an open first bag body, the first bag body has a first flat accommodating space, and can be used for accommodating flat articles such as: the letter, second broken line 113 still extends to first upper cover group 105 and forms third broken line 114 at this moment, and first upper cover group 105 bends along third broken line 114 and sets up with first bag body is corresponding to seal the first bag body, is favorable to protecting the article in the first bag body.

When the packaging box 1 is switched from the first box body to the first bag body, the portions of the first bottom wall 101 located at two sides of the first middle folding line 112 are bent towards the inside of the packaging box 1 along the first middle folding line 112, the portions of the two first side walls 104 located at two sides of the second middle folding line 113 are bent towards the inside of the packaging box 1 along the second middle folding line 113, and the two first standby structures 115 are bent along the first side walls 104 and the first bottom wall 101.

Packing box 1 buckles through chooseing for use the broken line, can switch between the box state that has the column accommodation space and the bag body state that has the platykurtic accommodation space, make the packing box 1 that has box shape concurrently and the packing box 1's of bag body shape function, provide suitable accommodation space and protect for article, make avoided adopting different machines to produce the manufacturing cost that packing box 1 and two kinds of outer packaging structure of envelope bag increase respectively when producing, avoid the user to purchase the cost that different kinds of outer packaging structure increased and use the inconvenience that different kinds of outer packaging structure caused to different article when using.

Referring to fig. 1 to 4, in particular, the folding box as described above, the first spare structure 115 includes a first spare wall 1151 formed in an isosceles right triangle shape extending from the first side wall 104 toward the first bottom wall 101, and a second spare wall 1152 formed in an isosceles right triangle shape extending from the first bottom wall 101 toward the first side wall 104, wherein the waist of the first spare wall 1151 is connected to the waist of the second spare wall 1152 and communicates with the first column-shaped receiving space.

In the embodiment of the present invention, both the spare walls of the first spare structure 115 are formed into isosceles right triangles, so that when the first spare wall 1151 of the first spare structure 115 is bent along the second middle folding line 113 and the second spare wall 1152 is bent along the first middle folding line 112, the first spare wall 1151, the second spare wall 1152, the first bottom wall 101, and the portion of the first side wall 104 adjacent to the first front wall 102 and the first front wall 102 are exactly located on the same plane, which is beneficial for ensuring the surface quality and the aesthetic appearance of the package 1 on the basis of realizing that the package 1 can be switched between the first box body and the first bag body. Alternatively, the above is a preferred embodiment of the first spare structure 115, and those skilled in the art may adopt other forms of the first spare structure 115 in the technical solution of the present invention, and also fall into the protection scope of the present invention.

Referring to fig. 1 to 4, further, as described above, the two first side walls 104 are respectively provided with a socket 116 into which the top end of the first spare structure 115 is inserted.

In the embodiment of the present invention, the first sidewall 104 is provided with the socket 116 into which the top end of the first spare structure 115 far from the third folding line 108 is inserted, so that when the packing box 1 is in the first box state, the top end of the first spare structure 115 can be inserted into the socket 116, the difficulty of bending the first sidewall 104 along the second middle folding line 113 and the first bottom wall 101 along the first middle folding line 112 is increased, the stability of the packing box 1 in the first box state is ensured, and meanwhile, the first spare structure 115 is prevented from being damaged or causing injury to workers during transportation of the packing box 1. Preferably, the patch socket 116 is symmetrically disposed about the second middle folding line 113, and the shape of the patch socket 116 includes, but is not limited to, a straight line shape, a V-shape and an arc shape, wherein when the V-shape or the arc shape is adopted, the protruding top end of the patch socket 116 faces the first bottom wall 101, and when the first spare structure 115 is inserted into the patch socket 116, the patch socket 116 has a good shielding effect on the first spare structure 115, and it is beneficial to ensure the stability of the connection between the first spare structure 115 and the patch socket 116.

Referring to fig. 1 to 4, preferably, the folding box as described above, the first upper cover group 105 includes: a first front cover 1051 connected to the first front wall 102, a first rear cover 1052 connected to the first rear wall 103, and a first side cover 1053 connected to the first side wall 104;

wherein a first length of the first front cover 1051 is smaller than a first distance between the first front wall 102 and the first rear wall 103, the first length being a distance from an end of the first front cover 1051 away from the first front wall 102 to an end of the front cover connected to the first front wall 102;

the second length of the first rear lid 1052, which is the distance from the end of the rear lid remote from the first rear wall 103 to the end of the first rear lid 1052 that is connected to the first rear wall 103, is greater than the first distance;

the first side cover 1053 is formed in two parts along the third middle folding line 114, wherein a third length of the first part 10531 adjacent to the first front cover 1051 is equal to the first length, a fourth length of the second part 10532 adjacent to the first rear cover 1052 is equal to the second length, the third length is a distance from an end of the first part 10531 remote from the first side wall 104 to an end connected to the first side wall 104, and the fourth length is a distance from an end of the second part 10532 remote from the first side wall 104 to an end connected to the first side wall 104.

In an embodiment of the present invention, the first upper cover group 105 includes: a first front cover 1051, a first back cover 1052, and two first side covers 1053, wherein a first length of the first front cover 1051 is less than a first distance, a second length of the first back cover 1052 is greater than the first distance, a third length of the first portion 10531 of the first side cover 1053 is equal to the first length, and a fourth length of the second portion 10532 of the first side cover 1053 is equal to the second length, such that the first back cover 1052 can close the first box when the carton 1 is formed into the first box; when the packing box 1 is formed into the first bag body state, the first rear cover 1052 and the first portion 10531 of the first side wall 104 form a third rear cover of the first bag body, and the first front wall 102 and the second portion 10532 of the first side wall 104 form a third front cover of the first bag body, so that the third rear cover can close the first bag body over the third front cover as the first length is greater than the second length; is beneficial to the all-round protection of the articles in the packing box 1 and avoids the articles from being lost.

Referring to fig. 1, 2 and 5 to 7, preferably, the folding box as described above further includes: the buffer structure 2 is arranged in the packing box 1;

the buffer structure 2 includes: a second bottom wall 201, a second front wall 202, a second rear wall 203, two second side walls 204 and a second upper cover group 205 connected to each other;

wherein the front end of the second bottom wall 201 along the first direction is connected with the rear end of the second front wall 202 along the second direction and has a seventh folding line 206, the rear end of the second bottom wall 201 along the first direction is connected with the rear end of the second rear wall 203 along the second direction and has an eighth folding line 207, the front end and the rear end of the second bottom wall 201 along the third direction are respectively connected with the rear end of one second side wall 204 along the second direction and have a ninth folding line 208, the front end and the rear end of the second front wall 202 along the third direction are respectively connected with the front end of one second side wall 204 along the first direction and have a tenth folding line 209, the front end and the rear end of the second rear wall 203 along the third direction are respectively connected with the rear end of one second side wall 204 along the first direction and have an eleventh folding line 210, the joints of the second upper cover group 205 with the second front wall 202, the second rear wall 203 and the two second side walls 204 are formed as a twelfth folding line 211, the second bottom wall 201, the second front wall 202, the second rear wall 203, the two second side walls 204 and the second upper cover group 205 are bent by a seventh folding line 206, an eighth folding line 207, a ninth folding line 208, a tenth folding line 209, an eleventh folding line 210 and a twelfth folding line 211 to form a second box body with a second column-shaped accommodating space;

a second standby structure 218 which is communicated with the second box body and corresponds to the first standby structure 115 is arranged between the second bottom wall 201 and the second side wall 204;

the second bottom wall 201 is provided with a fourth middle folding line 212 along the third direction and extends to the second standby structure 218; the second side wall 204 is provided with a fifth middle folding line 213 along the second direction and extends to the second spare structure 218, the second upper cover group 205 has a sixth middle folding line 214 formed by extending the fifth middle folding line 213, wherein the distances from the fourth middle folding line 212, the fifth middle folding line 213 and the sixth middle folding line 214 to the second front wall 202 are equal to the distance from the second rear wall 203, and the second bottom wall 201, the two second side walls 204, the second upper cover group 205 and the second spare structure 218 are bent by the fourth middle folding line 212, the fifth middle folding line 213 and the sixth middle folding line 214 to form a second bag body with a second flat accommodating space.

In the embodiment of the invention, the folding box further comprises a buffer structure 2 arranged in the packing box 1, and the buffer structure 2 has the functions of energy absorption and buffering, can protect articles, particularly vulnerable articles, in the packing box 1 and is convenient to transport. Preferably, the buffer structure 2 provided by the present invention is disposed in the packing box 1 and corresponding to the packing box 1, and the fold line disposed on the buffer structure 2 is selected to switch the buffer structure 2 between the second box body having the second column-shaped accommodating space and the second bag body having the second flat-shaped accommodating space, and the specific switching process is similar to the switching process of the packing box 1, and is not repeated herein. When in use, articles which are originally required to be placed in the packing box 1 are placed in the buffer structure 2, which is beneficial to further protecting the articles. Simultaneously, buffer structure 2 can switch between the second box and the second bag body and be convenient for provide the protection to the article of different thickness, reduces and need choose for use corresponding cushion to fill the manufacturing cost who increases and the inconvenience that causes the use when the different states of packing box 1. Alternatively, in order to ensure the correspondence between the package 1 and the cushioning structure 2, in a preferred embodiment of the present invention, the second standby structure 218 may be inserted into the first standby structure 115 while the second bottom wall 201 of the cushioning structure 2 is adhesively fixed to the first bottom wall 101 of the package 1.

Referring to fig. 1, 2 and 5 to 8, in particular, as described above for the folding box, the second front wall 202, the second bottom wall 201, the second rear wall 203 and the two second side walls 204 are each provided with a plurality of air columns 219 parallel to the second bottom wall 201;

the seventh fold line 206, the eighth fold line 207, the ninth fold line 208, the tenth fold line 209, the eleventh fold line 210, and the fifth middle fold line 213 are each formed with a node 220 corresponding to the air column 219.

In an embodiment of the invention, the buffer structure 2 comprises: first diaphragm 223 and second diaphragm 224 form the gas column 219 that is used for the buffering and the node 220 of being convenient for to buckle through connecting and aerifing first diaphragm 223 and second diaphragm 224, and wherein, buffer structure 2 adopts gas column 219 to cushion, utilizes node 220 to buckle, on guaranteeing that buffer structure 2 can have the above-mentioned switching basis between second box and the second bag body, is favorable to reduction in production cost and cost of transportation. The first membrane 223 and the second membrane 224 are connected by heat sealing or adhesion, the air column 219 is hollow, the interior of the air column 219 can be filled with air, and the inflated end surface of the air column 219 includes but is not limited to circular and oval.

Referring to fig. 1, 2 and 5-7, further to the folding carton as described above, the second standby configuration 218 comprises: a first airless structure disposed corresponding to the first spare wall 1151 and a second airless structure disposed corresponding to the second spare wall 1152, and the first airless structure and the second airless structure are connected.

In the embodiment of the present invention, the second backup structure 218 includes a first airless structure and a second airless structure, wherein the second backup structure 218 is configured to be an airless structure, which is beneficial to ensure that the buffer structure 2 is switched between the second box body and the second bag body, and at the same time, after the second bottom wall 201 of the buffer structure 2 is adhered and fixed to the first bottom wall 101 of the packing box 1, the second backup structure 218 is conveniently inserted into the first backup structure 115 to switch the state following the packing box 1.

Referring to fig. 1, 2 and 5 to 7, in particular, the folding box as described above, the second upper cover group 205 includes:

a second front cover 2051 connected to the second front wall 202, a second rear cover 2052 connected to the second rear wall 203, and a second side cover 2053 connected to the second side wall 204;

the second side cover 2053 is formed into a third airless structure, the second front cover 2051 and the second rear cover 2052 are provided with air columns 219, and the fifth length of the second front cover 2051, the sixth length of the second rear cover 2052, and the seventh length of the second side cover 2053 are all equal to and equal to half of the distance between the second front wall 202 and the second rear wall 203;

the fifth length is a distance from an end of the second front cover 2051 far away from the second front wall 202 to an end connected with the second front cover 2051, the sixth length is a distance from an end of the second rear cover 2052 far away from the second rear wall 203 to an end connected with the second rear wall 203, and the seventh length is a distance from an end of the second side cover 2053 far away from the second side wall 204 to an end connected with the second side wall 204.

In the embodiment of the present invention, the second upper cover group 205 includes a second front cover 2051 and a second rear cover 2052, which are provided with the air column 219, and the sixth length and the seventh length are both equal to half of the distance between the second front wall 202 and the second rear wall 203, which is beneficial for closing the second box body when the second front cover 2051 and the second rear cover 2052 are bent along the twelfth folding line 211 when the buffer structure 2 is in the second box body, so that the articles in the second column-shaped accommodating space of the second box body are protected in all directions. The second side cover 2053 is formed into an airless structure, so that the second side cover 2053 can be bent along the sixth folding line 111 or folded according to other forms, and the second box body can be conveniently closed by the second upper cover group 205.

Referring to fig. 1, 2 and 5-8, preferably, the air columns 219 on the second front wall 202 and the air columns 219 on the second rear wall 203 are arranged in a staggered manner as described above for the folding box.

In the embodiment of the present invention, the air columns 219 on the second front wall 202 and the air columns 219 on the second rear wall 203 are arranged in a staggered manner, so that when the cushioning structure 2 is formed into the second bag body, the air columns 219 on the first front wall 102 and the second rear wall 203 can be attached to each other to the greatest extent, the thickness of the cushioning structure 2 in the first direction is reduced, and further, on the basis of ensuring the protection function of the folding box on the internal articles, the thickness of the whole folding box in the first direction is reduced, thereby facilitating transportation. Preferably, the portion of the second sidewall 204 between the fifth middle folding line 213 and the tenth folding line 209 is also arranged offset from the portion between the fifth middle folding line 213 and the eleventh folding line 210.

Referring to fig. 1, 2 and 5 to 7, preferably, the folding box as described above, the cushioning structure 2 further includes: at least one first channel 221 extending from the second bottom wall 201 along the tenth folding line 209 to the end of the second front cover 2051 remote from the second front wall 202, and at least one second channel 222 extending from the second bottom wall 201 along the eleventh folding line 210 to the end of the second rear cover 2052 remote from the second rear wall 203;

the first passage 221 and the second passage 222 are both in communication with the gas column 219.

In the embodiment of the present invention, the buffer structure 2 further includes a first channel 221 and a second channel 222 communicated with the air column 219, and the arrangement of the first channel 221 and the second channel 222 facilitates inflation of the buffer structure 2, and only once inflation molding is performed, which is beneficial to saving inflation steps and further improves work efficiency.

Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A folding carton, comprising: packing cases;

wherein the front end of the first bottom wall along the first direction is connected with the rear end of the first front wall along the second direction and has a first fold line, the rear end of the first bottom wall along the first direction is connected with the rear end of the first rear wall along the second direction and has a second fold line, the front end and the rear end of the first bottom wall along the third direction are connected with one of the first side walls along the rear end of the second direction and have a third fold line, the front end and the rear end of the first front wall along the third direction are connected with one of the first side walls along the front end of the first direction and have a fourth fold line, the front end and the rear end of the first rear wall along the third direction are connected with one of the first side walls along the rear end of the first direction and have a fifth fold line, and the first upper cover group is connected with the first front wall, the first rear wall and two of the first side walls respectively and has a sixth fold line, the first bottom wall, the first front wall, the first rear wall, the two first side walls and the first upper cover group are bent by the first folding line, the second folding line, the third folding line, the fourth folding line, the fifth folding line and the sixth folding line to form a first box body with a first columnar accommodating space, and the first direction, the second direction and the third direction are vertically arranged in pairs;

the first bottom wall is provided with a first middle folding line along the third direction and extends to the first standby structure, the first side wall is provided with a second middle folding line along the second direction and extends to the first standby structure, the first upper cover group is provided with a third middle folding line formed by extending the second middle folding line, wherein the first middle folding line, the second middle folding line and the third middle folding line are equal in distance to the first front wall and the first rear wall, and the first bottom wall, the two first side walls, the first upper cover group and the first standby structure are bent by the first middle folding line, the second middle folding line and the third middle folding line to form a first bag body with a first flat accommodating space;

the folding box further comprises: the buffer structure is arranged in the packing box;

wherein a front end of the second bottom wall in the first direction is connected to a rear end of the second front wall in the second direction and has a seventh folding line, a rear end of the second bottom wall in the first direction is connected to a rear end of the second rear wall in the second direction and has an eighth folding line, a front end and a rear end of the second bottom wall in the third direction are connected to a rear end of one of the second side walls in the second direction and have a ninth folding line, a front end and a rear end of the second front wall in the third direction are connected to a front end of one of the second side walls in the first direction and have a tenth folding line, a front end and a rear end of the second rear wall in the third direction are connected to a rear end of one of the second side walls in the first direction and have an eleventh folding line, and a joint of the second upper cover group with the second front wall, the second rear wall and the two second side walls is formed as a twelfth folding line, the second bottom wall, the second front wall, the second rear wall, the two second side walls and the second upper cover group are bent by the seventh folding line, the eighth folding line, the ninth folding line, the tenth folding line, the eleventh folding line and the twelfth folding line to form a second box body with a second column-shaped accommodating space;

the second bottom wall is provided with a fourth middle folding line along the third direction and extends to the second standby structure; the second side walls are provided with fifth middle folding lines along the second direction and extend to the second standby structure, the second upper cover group is provided with sixth middle folding lines formed by extending the fifth middle folding lines, the distances from the fourth middle folding lines, the fifth middle folding lines and the sixth middle folding lines to the second front wall are equal to the distance from the fourth middle folding lines to the second rear wall, and the second bottom wall, the two second side walls, the second upper cover group and the second standby structure are bent by the fourth middle folding lines, the fifth middle folding lines and the sixth middle folding lines to form a second bag body with a second flat accommodating space;

the second front wall, the second bottom wall, the second rear wall and the two second side walls are all provided with a plurality of air columns parallel to the second bottom wall;

the seventh broken line, the eighth broken line, the ninth broken line, the tenth broken line, the eleventh broken line and the fifth middle broken line are all provided with nodes corresponding to the air columns;

the air columns on the second front wall and the air columns on the second rear wall are arranged in a staggered mode, and the part between the fifth middle folding line and the tenth folding line and the part between the fifth middle folding line and the eleventh folding line on the second side wall are also arranged in a staggered mode.

2. The folding box according to claim 1, characterized in that said first standby structure comprises a first standby wall formed as an isosceles right triangle extending from said first side wall to said first bottom wall, and a second standby wall formed as an isosceles right triangle extending from said first bottom wall to said first side wall, wherein a waist of said first standby wall is connected to a waist of said second standby wall and communicates with said first cylindrical accommodation space.

3. The folding carton of claim 2, wherein each of said first side walls is provided with a socket into which a top end of said first alternate structure is inserted.

4. The folding carton of claim 1, wherein said first upper lid group comprises: a first front cover connected to the first front wall, a first rear cover connected to the first rear wall, and a first side cover connected to the first side wall;

wherein a first length of the first front cover is smaller than a first distance between the first front wall and the first rear wall, and the first length is a distance from one end of the first front cover far away from the first front wall to one end of the front cover connected with the first front wall;

the second length of the first rear cover is greater than the first distance, and the second length is the distance from one end, far away from the first rear wall, of the rear cover to one end, connected with the first rear wall, of the first rear cover;

the first side cover is formed in two parts along the third middle folding line, wherein a third length of a first part close to the first front cover is equal to the first length, a fourth length of a second part close to the first rear cover is equal to the second length, the third length is a distance from one end, far away from the first side wall, of the first part to one end connected with the first side wall, and the fourth length is a distance from one end, far away from the first side wall, of the second part to one end connected with the first side wall.

5. The folding carton of claim 1, wherein the second standby configuration comprises: the first air-free structure is arranged corresponding to the first spare wall, the second air-free structure is arranged corresponding to the second spare wall, and the first air-free structure is connected with the second air-free structure.

6. The folding carton of claim 1, wherein said second cover set comprises:

a second front cover connected to the second front wall, a second rear cover connected to the second rear wall, and a second side cover connected to the second side wall;

the second side cover is formed into a third airless structure, air columns are arranged on the second front cover and the second rear cover, and the fifth length of the second front cover, the sixth length of the second rear cover and the seventh length of the second side cover are equal to one half of the distance between the second front wall and the second rear wall;

the fifth length is a distance from one end of the second front cover far away from the second front wall to one end connected with the second front cover, the sixth length is a distance from one end of the second rear cover far away from the second rear wall to one end connected with the second rear wall, and the seventh length is a distance from one end of the second side cover far away from the second side wall to one end connected with the second side wall.

7. The folding carton of claim 6, wherein the cushioning structure further comprises: at least one first channel extending from said second bottom wall along said tenth fold line to an end of said second front cover distal from said second front wall, and at least one second channel extending from said second bottom wall along said eleventh fold line to an end of said second back cover distal from said second back wall;

the first passage and the second passage are both in communication with the gas column.