CN217496849U - Folding paper box - Google Patents

Abstract

The utility model provides a folding paper box, include: the box body, the side reinforcing structure, the bottom reinforcing structure and the cover sealing structure form a closed structure with the box body; the box body comprises a bottom plate, a left side plate, a right side plate, a front side plate and a rear side plate which are arranged around the bottom plate and integrally connected with the bottom plate, wherein connecting plates are arranged between the left side plate and the front side plate, between the front side plate and the right side plate, between the right side plate and the rear side plate and between the rear side plate and the left side plate, each connecting plate comprises a first folded plate and a second folded plate, and a second folded line is arranged between the first folded plate and the second folded plate; the side edge reinforcing structure is connected with the box body and used for improving the side edge structural strength of the folding paper box; the bottom reinforcing structure is connected with the box body and used for improving the structural strength of the bottom of the folding paper box. The side reinforced structure can improve the side structural strength of folding back carton, and bottom reinforced structure can increase carton bottom structural strength, improves the bearing capacity of carton in the application of reality, has increased the application scope of carton.

Description

Folding paper box

Technical Field

The utility model relates to a packing carton technical field specifically, relates to a foldable carton.

Background

In the current life, the packaging of the paper boxes is applied to many aspects, particularly in the cake industry, because cakes need a large amount of paper boxes for standby at a time due to the fact that the using amount of the paper boxes for packaging is large, the paper boxes need to occupy a large storage space, and the production cost is increased.

Therefore, due to the fact that the folding paper box is convenient to transport and store, the existing folding paper box is used for loading cakes, the bottom of the paper box is easy to damage in the transporting process, and when the paper box filled with the cakes is stacked, the paper box is easy to damage, and actual experience is influenced.

Disclosure of Invention

To the defects in the prior art, the utility model aims at providing a folding paper box.

The technical scheme of the utility model as follows:

a folding carton comprising: the box comprises a box body, a side reinforcing structure, a bottom reinforcing structure and a sealing cover structure forming a closed structure with the box body;

the box body comprises a bottom plate, a left side plate, a right side plate, a front side plate and a rear side plate which are arranged on the periphery of the bottom plate and integrally connected with the bottom plate, connecting plates are arranged between the left side plate and the front side plate, between the front side plate and the right side plate, between the right side plate and the rear side plate and between the rear side plate and the left side plate, the connecting plates comprise a first folded plate and a second folded plate, and a second folding line is arranged between the first folded plate and the second folded plate;

the side reinforcing structure is connected with the box body and used for improving the side structural strength of the folding paper box;

the bottom reinforcing structure is connected with the box body and used for improving the bottom structural strength of the folding paper box.

In this technical scheme, the box body is beta structure, the storage and the transportation of the box body of being convenient for under the expansion state, side reinforced structure among this technical scheme can improve the side structural strength of folding back carton, the carton that avoids loading the cake appears damaging when piling up, improve carton in-service use experience, the practicality of increase carton, bottom reinforced structure can increase carton bottom structural strength, improve the bearing capacity of carton in the application of reality, the carton that avoids loading the cake appears damaging in the transportation, the application scope of carton has been increased.

Further, a first pull tab is arranged between the first folded plate and the second folded plate.

In the technical scheme, the first pull tab is convenient for an operator to pull, so that the folding efficiency of the paper box is improved.

Preferably, the cover structure comprises a first cover plate and a second cover plate, one of two opposite sides of the first cover plate is connected with the front side plate, and the other side of the first cover plate is connected with the second cover plate.

In the technical scheme, the sealing cover structure is a specific structure, wherein the first sealing cover plate and the second sealing cover plate can be adhered together by glue in the actual application process, and the bearing strength of the sealing cover is improved by the combined structure of the first sealing cover plate and the second sealing cover plate.

Furthermore, the side reinforcing structure comprises a first reinforcing plate, a second reinforcing plate, a third reinforcing plate and a fourth reinforcing plate, the first reinforcing plate is connected with the left side plate, the second reinforcing plate is connected with the right side plate, the third reinforcing plate is connected with the rear side plate, the fourth reinforcing plate is connected with the second cover plate, a first supporting plate is arranged between the first reinforcing plate and the left side plate, a second supporting plate is arranged between the second reinforcing plate and the right side plate, a third supporting plate is arranged between the third reinforcing plate and the rear side plate, and a fourth supporting plate is arranged between the fourth reinforcing plate and the second cover plate.

In the technical scheme, due to the specific structure of the side edge reinforcing structure, the first supporting plate can enable the first reinforcing plate and the left side plate to be more attractive in superposition, and enable the first reinforcing plate and the left side plate to be in a vertical state in the folded paper box, so that the supporting performance of the combination of the first reinforcing plate and the left side plate is improved, and the bearing capacity of the paper box is further improved; the second supporting plate enables the second reinforcing plate and the right side plate to be stacked more attractively, the second reinforcing plate and the right side plate are in a vertical state in the folded paper box, the supporting performance of the combination of the second reinforcing plate and the right side plate is improved, and the bearing capacity of the paper box is further improved; the third supporting plate can enable the third reinforcing plate and the rear side plate to be stacked more attractively, and enable the third reinforcing plate and the rear side plate to be in a vertical state in the folded carton, so that the supporting performance of the combination of the third reinforcing plate and the rear side plate is improved, and the bearing capacity of the carton is further improved; the fourth backup pad can make the stack of fourth gusset plate and preceding curb plate more pleasing to the eye, and makes fourth gusset plate and preceding curb plate be in vertical state in folding back carton, improves the support performance of fourth gusset plate and preceding curb plate combination, and then improves the bearing capacity of carton.

Furthermore, the bottom reinforcing structure is a first bottom reinforcing plate, two opposite side edges of the first bottom reinforcing plate are respectively provided with a first buckle, the third reinforcing plate and the fourth reinforcing plate are respectively provided with a first clamping seam matched with the first buckle, and the first bottom reinforcing plate is provided with a fourth pull tongue.

Among this technical scheme, first bottom gusset plate adopts disconnect-type structural design with the box body, and first buckle is connected with first card seam for box body after folding keeps holistic stability, and the box body after avoiding appearing folding appears scattering, and then improves actual use and experiences.

Preferably, the side reinforcing structure comprises a first reinforcing plate, a second reinforcing plate, a third reinforcing plate and a fourth reinforcing plate, the first reinforcing plate is connected with the front side plate, the second reinforcing plate is connected with the rear side plate, the third reinforcing plate is connected with the left side plate, the fourth reinforcing plate is connected with the right side plate, a fifth supporting plate is arranged between the first reinforcing plate and the front side plate, a sixth supporting plate is arranged between the second reinforcing plate and the rear side plate, a seventh supporting plate is arranged between the third reinforcing plate and the left side plate, and an eighth supporting plate is arranged between the fourth reinforcing plate and the right side plate.

In the technical scheme, the specific structure of the side edge reinforcing structure is another connecting structure of the side edge reinforcing structure and the box body, the fifth supporting plate can enable the first reinforcing plate and the front side plate to be more attractive in superposition, and enable the first reinforcing plate and the front side plate to be in a vertical state in the folded paper box, so that the supporting performance of the combination of the first reinforcing plate and the front side plate is improved, and the bearing capacity of the paper box is further improved; the sixth supporting plate enables the second reinforcing plate and the rear side plate to be stacked more attractively, the second reinforcing plate and the rear side plate are in a vertical state in the folded paper box, the supporting performance of the combination of the second reinforcing plate and the rear side plate is improved, and the bearing capacity of the paper box is further improved; the seventh supporting plate can enable the third reinforcing plate and the left side plate to be more attractive in superposition, and enable the third reinforcing plate and the left side plate to be in a vertical state in the folded carton, so that the supporting performance of the combination of the third reinforcing plate and the left side plate is improved, and the bearing capacity of the carton is further improved; the eighth supporting plate can enable the fourth reinforcing plate and the right side plate to be more attractive in superposition, the fourth reinforcing plate and the right side plate are in a vertical state in the folded paper box, the supporting performance of the combination of the fourth reinforcing plate and the right side plate is improved, and the bearing capacity of the paper box is further improved.

Further, the closing cap structure is the folded sheet, the folded sheet is including connecting gradually that the setting glues gluing board, upper cover plate, first curb plate, lower apron and second curb plate.

In this technical scheme, closing cap structure and box body disconnect-type design, it is fixed to glue sticky board and second curb plate and adopt the gluing to be connected, makes the folded sheet form the closing cap cover.

Further, the bottom reinforcing structure is a second bottom reinforcing plate connected with a fourth reinforcing plate.

Among this technical scheme, second bottom gusset plate is connected with the box body integration, is the utility model discloses an another kind of embodiment.

Furthermore, a second buckle is arranged on the second bottom reinforcing plate, and a second clamping seam matched with the second buckle is arranged on the third reinforcing plate.

In this technical scheme, the second buckle is connected with the second card seam for box body after folding keeps holistic stability, and the box body after avoiding appearing folding appears scattering, and then improves actual use and experiences.

Furthermore, a fifth pull tab is arranged on the second bottom reinforcing plate.

In this technical scheme, set up the fifth tab on second bottom gusset plate. The operator of being convenient for removes second bottom gusset plate through pulling the fifth tab, improves the folding efficiency of folding box body.

Compared with the prior art, the utility model discloses following beneficial effect has:

the box body is beta structure, first tab person of facilitating the use is with the left side board, the right side board, preceding curb plate and back side are folded, improve the folding efficiency of carton, side reinforced structure can improve the side structural strength of folding back carton, avoid loading the carton of cake and damage when piling up the carton, improve carton in-service use experience, increase the practicality of carton, bottom reinforced structure can increase carton bottom structural strength, improve the bearing capacity of carton in the application of reality, the carton that avoids loading the cake damages in the transportation, the application scope of carton has been increased.

When the first bottom reinforcing plate and the box body are designed in a separated mode, the first supporting plate enables the first reinforcing plate and the left side plate to be in a vertical state in the folded paper box, the supporting performance of the combination of the first reinforcing plate and the left side plate is improved, the second supporting plate enables the second reinforcing plate and the right side plate to be in a vertical state in the folded paper box, the supporting performance of the combination of the second reinforcing plate and the right side plate is improved, the third supporting plate enables the third reinforcing plate and the rear side plate to be in a vertical state in the folded paper box, the supporting performance of the combination of the fourth reinforcing plate and the front side plate is improved, the first buckle is connected with the first buckle seam, the folded box body keeps integral stability, and the situation that the folded box body is scattered is avoided, thereby improving the actual use experience.

When the cover sealing structure and the combined body are designed in a separating mode, the fifth supporting plate enables the first reinforcing plate and the front side plate to be in a vertical state in the folded paper box, the supporting performance of the combination of the first reinforcing plate and the front side plate is improved, the sixth supporting plate enables the second reinforcing plate and the rear side plate to be in a vertical state in the folded paper box, the supporting performance of the combination of the second reinforcing plate and the rear side plate is improved, the seventh supporting plate enables the third reinforcing plate and the left side plate to be in a vertical state in the folded paper box, the supporting performance of the combination of the fourth reinforcing plate and the right side plate is improved, the second buckle is connected with the second buckle seam, the folded box body keeps integral stability, and the situation that the box body is scattered after being folded is avoided, thereby improving the actual use experience.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of a case according to an embodiment of the present invention;

fig. 2 is a schematic view of a bottom reinforcing structure according to a first embodiment of the present invention;

FIG. 3 is a schematic view of a second box body according to an embodiment of the present invention;

fig. 4 is a schematic view of a structure of a sealing cover according to a second or third embodiment of the present invention;

FIG. 5 is a schematic view of a third box body according to an embodiment of the present invention;

FIG. 6 is a schematic perspective view of a paper box according to an embodiment of the present invention;

FIG. 7 is a perspective view of a second embodiment of the present invention;

fig. 8 is a perspective view of a third embodiment of the present invention.

In the figure: 111. a base plate; 112. a left side plate; 113. a right side plate; 114. a front side plate; 115. a rear side plate; 116. a first folded plate; 117. a second folded plate; 118. a second fold line; 119. a first pull tab; 120. a first fold line; 21. a first cover sealing plate; 22. a second cover sealing plate; 31. a first reinforcing plate; 311. a first tongue; 312. a first support plate; 313. a second pull tab; 314. a first limit plate; 315. a fifth support plate; 316. a third limiting plate; 32. a second reinforcing plate; 321. A second tongue; 322. a second support plate; 323. a third pull tab; 324. a second limiting plate; 325. a sixth support plate; 326. a fourth limiting plate; 33. a third reinforcing plate; 331. a third support plate; 332. a seventh support plate; 34. a fourth reinforcing plate; 341. a fourth support plate; 342. an eighth support plate; 41. a first bottom gusset panel; 42. a third fold line; 43. a fourth pull tab; 44. a first buckle; 442. connecting blocks; 442. a limiting block; 5. a first seam; 6. a second bottom gusset panel; 61. a second buckle; 62. a fifth pull tab; 63. a fourth fold line; 7. a second clamping seam; 81. sticking a plate; 82. an upper cover plate; 83. a first side plate; 84. a lower cover plate; 85. a second side plate.

Detailed Description

The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. All of which belong to the protection scope of the present invention.

For better illustration of the present invention, the following detailed description of the present invention is made with reference to the accompanying drawings 1-8.

The first embodiment is as follows:

referring to fig. 1-2, a folding carton includes a box body, a side reinforcing structure, a bottom reinforcing structure and a cover structure forming a closed structure with the box body, the box body includes a bottom plate 111 and side plates disposed around the bottom plate 111, a first fold line 120 is disposed between each side plate and the bottom plate 111, a first folded plate 116 and a second folded plate 117 are disposed between adjacent side plates, a second fold line 118 is disposed between the first folded plate 116 and the second folded plate 117, specifically, the side plates include a left side plate 112, a right side plate 113, a front side plate 114 and a rear side plate 115 disposed on the bottom plate 111, wherein the left side plate 112 and the right side plate 113 are disposed on two side edges of the bottom plate 111, and the front side plate 114 and the rear side plate 115 are disposed on two side edges of the bottom plate 111; the cover structure includes a first cover plate 21 and a second cover plate 22, one side of two opposite sides of the first cover plate 21 is connected to the front side plate 114, and the other side is connected to the second cover plate 22, it should be noted that in the actual folding process, the first cover plate 21 and the second cover plate 22 are fixedly connected by using glue, the first cover plate 21 and the second cover plate 22 can be adhered together by glue in the actual application process, and the bearing strength of the cover is improved by the combined structure of the first cover plate 21 and the second cover plate 22; the side reinforcing structure comprises a first reinforcing plate 31, a second reinforcing plate 32, a third reinforcing plate 33 and a fourth reinforcing plate 34, wherein the first reinforcing plate 31 is fixedly connected with the left side plate 112, the second reinforcing plate 32 is fixedly connected with the right side plate 113, the third reinforcing plate 33 is connected with the rear side plate 115, and the fourth reinforcing plate 34 is connected with the second cover plate 22; bottom reinforced structure, bottom reinforced structure is first bottom gusset plate 41, refer to fig. 2 and show, this embodiment, the relative both sides limit of first bottom gusset plate 41 is equipped with a first buckle 44 respectively, refer to fig. 1 and show, all be equipped with one on third gusset plate 33 and the second gusset plate 32 with first buckle 44 matched with first joint 5, first gusset plate 31 adopts disconnect-type structural design with the box body, first buckle 44 is connected with first joint 5, make box body after folding keep holistic stability, the box body after avoiding appearing folding scatters, and then improve actual use and experience. Referring to fig. 2, in a specific example of the embodiment, the first buckle 44 has a connecting block 441 and a limiting block 442, and the limiting block 442 is disposed on the connecting block 441 for improving the stability of the connection between the first buckle 44 and the first clamping seam 5. The first buckle 44 is matched with the first buckle seam 5 in a clamping manner, so that the folded paper box forms a whole, the integrity of the folded paper box is improved, and the bearing performance of the bottom plate 111 is improved. It should be noted that the length of the side of the bottom plate 111 where the left side plate 112 and the right side plate 113 are located in the present embodiment is smaller than the length of the side of the bottom plate 111 where the front side plate 114 and the rear side plate 115 are located.

Referring to fig. 1, in this embodiment, a first support plate 312 is disposed between the first reinforcing plate 31 and the left side plate 112, a second support plate 322 is disposed between the second reinforcing plate 32 and the right side plate 113, a third support plate 331 is disposed between the third reinforcing plate 33 and the rear side plate 115, a fourth support plate 341 is disposed between the fourth reinforcing plate 34 and the second cover plate 22, and the first support plate 312, the second support plate 322, the third support plate 331, and the fourth support plate 341 are used for improving the overall stability of the carton. It should be noted that, two side edges of the first reinforcing plate 31 adjacent to the first supporting plate 312 are respectively provided with a first inserting tongue 311, the first inserting tongue 311 is used for improving the connection stability after folding and improving the pressure-bearing performance of the folded paper box, two side edges of the second reinforcing plate 32 adjacent to the second supporting plate 322 are respectively provided with a second inserting tongue 321, and the second inserting tongues 321 are used for improving the connection stability after folding and improving the pressure-bearing performance of the folded paper box. The first supporting plate 312 enables the superposition of the first reinforcing plate 31 and the left side plate 112 to be more attractive, and enables the first reinforcing plate 31 and the left side plate 112 to be in a vertical state after being folded, so that the supporting performance of the combination of the first reinforcing plate 31 and the left side plate 112 is improved, and the bearing capacity of the carton is further improved; the second supporting plate 322 enables the superposition of the second reinforcing plate 32 and the right side plate 113 to be more attractive, and enables the second reinforcing plate 32 and the right side plate 113 to be in a vertical state in the folded carton, so that the supporting performance of the combination of the second reinforcing plate 32 and the right side plate 113 is improved, and the bearing capacity of the carton is further improved; the third supporting plate 331 enables the third reinforcing plate 33 and the rear side plate 115 to be stacked more beautifully, and enables the third reinforcing plate 33 and the rear side plate 115 to be in a vertical state in the folded carton, so that the supporting performance of the combination of the third reinforcing plate 33 and the rear side plate 115 is improved, and the bearing capacity of the carton is further improved; the fourth supporting plate 341 can make the superposition of the fourth reinforcing plate 34 and the front side plate 114 more beautiful, and make the fourth reinforcing plate 34 and the front side plate 114 in a vertical state after being folded, so as to improve the supporting performance of the combination of the fourth reinforcing plate 34 and the front side plate 114, and further improve the bearing capacity of the carton.

Referring to fig. 1, in the specific example of the present embodiment, a first limiting plate 314 is disposed on a side surface of the first reinforcing plate 31 corresponding to the first supporting plate 312, a second limiting plate 324 is disposed on a side surface of the second reinforcing plate 32 corresponding to the second supporting plate 322, and the first limiting plate 314 and the second limiting plate 324 are used for improving stability of the folded carton.

Referring to fig. 1, in the present embodiment, a first pull tab 119 is disposed between the first folding plate 116 and the second folding plate 117, and pulling the first pull tab 119 facilitates folding of the first folding plate 116 and the second folding plate 117, so as to improve folding efficiency of the folding carton. A second pull tab 313 is arranged between the first insert tab 311 and the first reinforcing plate 31, a third pull tab 323 is arranged between the second insert tab 321 and the second reinforcing plate 32, the second pull tab 313 is pulled to facilitate the folding of the second insert tab 321 on the first reinforcing plate 31, the third pull tab 323 is pulled to facilitate the folding of the third insert tab on the second reinforcing plate 32, and the folding efficiency of the folding carton is improved. Referring to fig. 2, in the present embodiment, the fourth pull tab 43 is disposed on the first bottom reinforcing panel 41, and the fourth pull tab 43 facilitates the taking of the first bottom reinforcing panel 41, thereby improving the efficiency of folding the carton. It should be noted that the first bottom reinforcing panel 41 is provided with a third folding line 42, the fourth pull tab 43 is located on the third folding line 42, and the third folding line 42 is matched with the fourth pull tab 43, so as to facilitate taking and folding the first bottom reinforcing panel 41.

Referring to fig. 6, according to the technical solution of this embodiment, the structure of the folding carton is folded to obtain a perspective view of the carton.

Example two:

referring to fig. 3, the box body includes a bottom plate 111 and side plates disposed around the bottom plate 111, a first fold line 120 is disposed between each side plate and the bottom plate 111, a first folding plate 116 and a second folding plate 117 are disposed between adjacent side plates, and a second fold line 118 is disposed between the first folding plate 116 and the second folding plate 117, specifically, the side plates include a left side plate 112, a right side plate 113, a front side plate 114 and a rear side plate 115 disposed on the bottom plate 111, wherein the left side plate 112 and the right side plate 113 are disposed on two side edges of the bottom plate 111 relatively, and the front side plate 114 and the rear side plate 115 are disposed on two side edges of the bottom plate 111 relatively; the side reinforcing structure comprises a first reinforcing plate 31, a second reinforcing plate 32, a third reinforcing plate 33 and a fourth reinforcing plate 34, wherein the first reinforcing plate 31 is fixedly connected with the front side plate 114, the second reinforcing plate 32 is fixedly connected with the rear side plate 115, the third reinforcing plate 33 is connected with the left side plate 112, and the fourth reinforcing plate 34 is connected with the right side plate 113; the lower reinforcing structure is a second lower reinforcing plate 6 connected to a fourth reinforcing plate 34; referring to fig. 4, in the present embodiment, the sealing structure is a folding plate, the folding plate sequentially includes, from left to right, a sticky plate 81, an upper cover plate 82, a first side plate 83, a lower cover plate 84, and a second side plate 85, and in an actual folding process, the sticky plate 81 and the second side plate 85 after the folding plate is folded are sticky by glue to form a sealing sleeve. It should be noted that the length of the side of the bottom plate 111 where the left side plate 112 and the right side plate 113 are located in the present embodiment is smaller than the length of the side of the bottom plate 111 where the front side plate 114 and the rear side plate 115 are located.

Referring to fig. 3, in the embodiment, a fifth support plate 315 is disposed between the first reinforcing plate 31 and the front side plate 114, a sixth support plate 325 is disposed between the second reinforcing plate 32 and the rear side plate 115, a seventh support plate 322 is disposed between the third reinforcing plate 33 and the left side plate 112, an eighth support plate 342 is disposed between the fourth reinforcing plate 34 and the right side plate 113, and the fifth support plate 315, the sixth support plate 325, the seventh support plate 322 and the eighth support plate 342 are used for improving the overall stability of the carton. It is worth mentioning that the two side edges of the first reinforcing plate 31 adjacent to the fifth supporting plate 315 are respectively provided with a first inserting tongue 311, the first inserting tongue 311 is used for improving the connection stability after folding and improving the bearing performance of the folded paper box, the two side edges of the second reinforcing plate 32 adjacent to the sixth supporting plate 325 are respectively provided with a second inserting tongue 321, and the second inserting tongues 321 are used for improving the connection stability after folding and improving the bearing performance of the folded paper box. In another connection structure of the side reinforcing structure and the box body, the fifth supporting plate 315 enables the first reinforcing plate 31 and the front side plate 114 to be more beautiful in superposition, and enables the first reinforcing plate 31 and the front side plate 114 to be in a vertical state in the folded carton, so that the supporting performance of the combination of the first reinforcing plate 31 and the front side plate 114 is improved, and the bearing capacity of the carton is further improved; the sixth supporting plate 325 enables the second reinforcing plate 32 and the rear side plate 115 to be stacked more beautifully, and enables the second reinforcing plate 32 and the rear side plate 115 to be in a vertical state in the folded carton, so that the supporting performance of the combination of the second reinforcing plate 32 and the rear side plate 115 is improved, and the bearing capacity of the carton is further improved; the seventh supporting plate 322 enables the third reinforcing plate 33 and the left side plate 112 to be more attractive in superposition, and enables the third reinforcing plate 33 and the left side plate 112 to be in a vertical state in the folded carton, so that the supporting performance of the combination of the third reinforcing plate 33 and the left side plate 112 is improved, and the bearing capacity of the carton is further improved; the eighth supporting plate 342 can make the superposition of the fourth reinforcing plate 34 and the right side plate 113 more beautiful, and make the fourth reinforcing plate 34 and the right side plate 113 in a vertical state after being folded, so as to improve the supporting performance of the combination of the fourth reinforcing plate 34 and the right side plate 113, and further improve the bearing capacity of the carton.

Referring to fig. 3, in the specific example of the present embodiment, a third limiting plate 316 is disposed on a side surface of the first reinforcing plate 31 corresponding to the fifth supporting plate 315, a fourth limiting plate 326 is disposed on a side surface of the second reinforcing plate 32 corresponding to the sixth supporting plate 325, and the third limiting plate 316 and the fourth limiting plate 326 are used for improving the stability of the folded carton.

Referring to fig. 3, in the present embodiment, a first pull tab 119 is disposed between the first folding plate 116 and the second folding plate 117, and pulling the first pull tab 119 facilitates folding the first folding plate 116 and the second folding plate 117, so as to improve the folding efficiency of the folding carton. A second pull tab 313 is arranged between the first insert tab 311 and the first reinforcing plate 31, a third pull tab 323 is arranged between the second insert tab 321 and the second reinforcing plate 32, the second pull tab 313 is pulled to facilitate the folding of the second insert tab 321 on the first reinforcing plate 31, and the third pull tab 323 is pulled to facilitate the folding of the third insert tab on the second reinforcing plate 32, so as to improve the folding efficiency of the folding carton.

Referring to fig. 7, according to the technical solution of the present embodiment, the structure of the folding carton is folded to obtain a carton perspective view.

Example three:

referring to fig. 5, the difference between the present embodiment and the second embodiment is that the second bottom reinforcing plate 6 in the present embodiment is provided with a second buckle 61, the third reinforcing plate 33 is provided with a second seam 7 matched with the second buckle 61, and the second bottom reinforcing plate 6 is provided with a fifth pull tab 62, in the present embodiment, the second buckle tongue is matched with the second seam 7, so that the bottom fixing plate and the third fixing plate form a clamping connection, and the stability of the folded paper box is improved. It is worth saying that, be equipped with fourth broken line 63 on the second bottom gusset plate 6, just fifth pull tab 62 is located fourth broken line 63, and second buckle 61 is connected with second joint seam 7 for box body after folding keeps holistic stability, and the box body after avoiding appearing folding scatters, and then improves actual use and experiences. Referring to fig. 5, in a specific example of the present embodiment, the first buckle 44 has a connecting block 441 and a limiting block 442, and the limiting block 442 is disposed on the connecting block 441, so as to improve the stability of the connection between the first buckle 44 and the first seam 5. The first buckle 44 is matched with the first buckle seam 5 in a clamping manner, so that the folded paper box forms a whole, the integrity of the folded paper box is improved, and the bearing performance of the bottom plate 111 is improved.

Referring to fig. 8, according to the technical solution of this embodiment, the structure of the folding carton is folded to obtain a perspective view of the carton.

The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the essential spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims (10)

1. A folding carton, comprising: the box comprises a box body, a side reinforcing structure, a bottom reinforcing structure and a sealing cover structure forming a closed structure with the box body;

the box body comprises a bottom plate, a left side plate, a right side plate, a front side plate and a rear side plate which are arranged on the periphery of the bottom plate and integrally connected with the bottom plate, connecting plates are arranged between the left side plate and the front side plate, between the front side plate and the right side plate, between the right side plate and the rear side plate and between the rear side plate and the left side plate, the connecting plates comprise a first folded plate and a second folded plate, and a second fold line is arranged between the first folded plate and the second folded plate;

the side reinforcing structure is connected with the box body and used for improving the side structural strength of the folding paper box;

the bottom reinforcing structure is connected with the box body and used for improving the bottom structural strength of the folding paper box.

2. A folding carton as claimed in claim 1, wherein a first pull tab is provided between said first flap and said second flap.

3. A folding carton as claimed in claim 1 or claim 2, wherein said closure structure comprises a first closure panel and a second closure panel, one of said first and second opposed sides of said first closure panel being connected to said front side panel and the other of said first and second closure panels being connected to said second closure panel.

4. A folding carton as claimed in claim 3, wherein the side reinforcing structure comprises a first reinforcing panel connected to the left side panel, a second reinforcing panel connected to the right side panel, a third reinforcing panel connected to the rear side panel, and a fourth reinforcing panel connected to the second cover panel, wherein a first support panel is provided between the first reinforcing panel and the left side panel, a second support panel is provided between the second reinforcing panel and the right side panel, a third support panel is provided between the third reinforcing panel and the rear side panel, and a fourth support panel is provided between the fourth reinforcing panel and the second cover panel.

5. The folding carton as claimed in claim 4, wherein the bottom reinforcing structure is a first bottom reinforcing plate, the first bottom reinforcing plate is provided with a first buckle at two opposite sides, the third reinforcing plate and the fourth reinforcing plate are provided with a first buckle seam matching with the first buckle, and the first bottom reinforcing plate is provided with a fourth pull tab.

6. A folding carton as claimed in claim 1 or 2, wherein the side reinforcing structure comprises a first reinforcing panel connected to the front panel, a second reinforcing panel connected to the rear panel, a third reinforcing panel connected to the left panel, a fourth reinforcing panel connected to the right panel, a fifth support panel disposed between the first reinforcing panel and the front panel, a sixth support panel disposed between the second reinforcing panel and the rear panel, a seventh support panel disposed between the third reinforcing panel and the left panel, and an eighth support panel disposed between the fourth reinforcing panel and the right panel.

7. A folding carton according to claim 6 wherein said cover structure is a folding panel, said folding panel comprising an adhesive panel, an upper cover panel, a first side panel, a lower cover panel and a second side panel connected in series.

8. A folding carton according to claim 6, wherein said bottom reinforcing structure is a second bottom reinforcing panel connected to a fourth reinforcing panel.

9. A folding carton as claimed in claim 8, wherein said second bottom reinforcing panel is provided with a second catch, and said third reinforcing panel is provided with a second catch cooperating with said second catch.

10. A folding carton as claimed in claim 9, wherein said second bottom reinforcing panel is provided with a fifth pull tab.

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