CN213057882U

CN213057882U - Folding box

Info

Publication number: CN213057882U
Application number: CN202021829834.0U
Authority: CN
Inventors: 王伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-04-27
Anticipated expiration: 2030-08-27

Abstract

A folding box relates to the technical field of storage boxes and comprises a bottom plate, and a rear plate, a left folding plate, a front folding plate and a right folding plate which are connected with the bottom plate; the left folding plate comprises a first left inner folding plate and a second left inner folding plate; the front folding plate comprises a first front inner folding plate, a second front inner folding plate and a third front inner folding plate; the right folding plate comprises a first right inner folding plate and a second right inner folding plate. Five of bottom plate, back plate, left folded sheet, preceding folded sheet, right folded sheet can connect and form the open box body in top to splendid attire article, when not needing splendid attire article, the left folded sheet of back plate, preceding folded sheet, right folded sheet all fold to the direction that is close to the bottom plate and form the plane board of predetermined thickness with the bottom plate, reduce occuping of space, improve space utilization relatively.

Description

Folding box

Technical Field

The utility model relates to a box technical field, concretely relates to folding box.

Background

The usage of box has the multiple, and splendid attire article are one of its main usage, and the box needs certain volume just can the splendid attire article of corresponding volume when putting the thing, and general box also keeps its inherent box body state under the state of vacant, when the box was located fixed big space, can occupy the position in big space undoubtedly, reduces space utilization.

Disclosure of Invention

In view of the above, it is desirable to provide a folding box that can reduce the space occupied when empty.

A folding box comprises a bottom plate, a rear plate, a left folding plate, a front folding plate and a right folding plate, wherein the rear plate, the left folding plate, the front folding plate and the right folding plate are connected with the bottom plate; the left folding plate comprises a first left inner folding plate and a second left inner folding plate, one side of the first left inner folding plate is connected with one side of the second left inner folding plate, and the first left inner folding plate and the second left inner folding plate can be folded along the connecting line of the first left inner folding plate and the second left inner folding plate in the direction close to the bottom plate; the front folding plate comprises a first front inner folded plate, a second front inner folded plate and a third front inner folded plate, two sides of the second front inner folded plate are respectively connected with the first front inner folded plate and the third front inner folded plate, and the first front inner folded plate, the second front inner folded plate and the third front inner folded plate can be folded along the connecting lines of the first front inner folded plate, the second front inner folded plate and the third front inner folded plate in the direction close to the bottom; the right folding plate comprises a first right inner folding plate and a second right inner folding plate, one side of the first right inner folding plate is connected with one side of the second right inner folding plate, and the first right inner folding plate and the second right inner folding plate can be folded along the connecting line of the first right inner folding plate and the second right inner folding plate in the direction close to the bottom plate.

Preferably, the bottom plate is horizontally arranged, the bottom plate and the rear plate are quadrilateral, a first edge of the bottom plate is connected with a first edge of the rear plate, a second edge of the bottom plate is connected with the second left inner folded plate, a third edge of the bottom plate is connected with the second front inner folded plate, and a fourth edge of the bottom plate is connected with the second right inner folded plate.

Preferably, the first left inner folded plate is a right triangle, and the second left inner folded plate is a right trapezoid; the first right-angle edge of the first left inner folded plate is connected with the second edge of the back plate, the hypotenuse edge of the first left inner folded plate is connected with the oblique waist edge of the second left inner folded plate, the lower bottom edge of the second left inner folded plate is connected with the second edge of the bottom plate, and the straight waist edge of the second left inner folded plate is connected with the first front inner folded plate.

Preferably, the interior folded plate is isosceles trapezoid before the second, and interior folded plate is right angled triangle before first preceding interior folded plate and the third, and the first right-angle side of first preceding interior folded plate is connected with the straight waist limit of the left interior folded plate of second, and the hypotenuse of first preceding interior folded plate is connected with the first waist limit of the interior folded plate before the second, and the lower base of the interior folded plate is connected with the third limit of bottom plate before the second, and the second waist limit of the interior folded plate is connected with the hypotenuse of the interior folded plate before the second, and the first right-angle side of the interior folded plate is connected with the right interior folded plate of second before the third.

Preferably, the first right inner folded plate is a right triangle, and the second right inner folded plate is a right trapezoid; the first right-angle side of the first right inner folded plate is connected with the fourth side of the back plate, the hypotenuse of the first right inner folded plate is connected with the oblique waist side of the second right inner folded plate, the lower bottom side of the second right inner folded plate is connected with the fourth side of the bottom plate, and the straight waist side of the second right inner folded plate is connected with the first right-angle side of the third front inner folded plate.

Preferably, the folding box still includes the interior welt, the interior welt is including the first welt that connects gradually, the second welt, the third welt, first welt, the third welt can be followed both and the direction that is close to the second welt is folding with the connecting line of second welt, the base of second welt links to each other with the third limit of bottom plate, first welt, the third welt can be to the folding back of second welt, first welt, the second welt, third welt three can be simultaneously to the direction folding of being close to the bottom plate, under the folding box expanded state, the laminating of second welt folding plate forward, the laminating of first welt folding plate left, the laminating of third welt folding plate right.

Preferably, the folding box still includes the apron, and the first limit of apron is connected with the third limit of back plate, and the apron is parallel with the bottom plate, and after back plate, left folded sheet, preceding folded sheet, right folded sheet all folded to the bottom plate, the apron can keep a plane with the back plate not folding, also can turn over backward to folding to the direction that is close to the back plate.

Preferably, the second edge, the third edge and the fourth edge of the cover plate are respectively provided with an upper zipper, the second right-angle edge of the first left inner folding plate, the upper bottom edge of the second left inner folding plate, the second right-angle edge of the first front inner folding plate, the upper bottom edge of the second front inner folding plate, the second right-angle edge of the third front inner folding plate, the second right-angle edge of the first right inner folding plate and the upper bottom edge of the second right inner folding plate are respectively provided with a lower zipper, the upper zipper is matched with the lower zipper and is matched with a pull head, so that the upper zipper and the lower zipper are closed or separated through the pull head.

The utility model adopts the above technical scheme, its beneficial effect lies in: the bottom plate, the rear plate, the left folding plate, the front folding plate and the right folding plate can be connected to form a box body with an open top, and when the box body does not need to contain articles, the first left inner folding plate and the second left inner folding plate of the left folding plate are folded towards the direction close to the bottom plate along the connecting line of the first left inner folding plate and the second left inner folding plate; the first front inner folded plate, the second front inner folded plate and the third front inner folded plate of the front folded plate are folded towards the direction close to the bottom plate simultaneously along the connecting lines of the first front inner folded plate, the second front inner folded plate and the third front inner folded plate; the first right inner folded plate and the second right inner folded plate of the right folded plate are folded towards the direction close to the bottom plate simultaneously along the connecting line of the first right inner folded plate and the second right inner folded plate. The rear plate, the left folding plate, the front folding plate and the right folding plate are folded to form a plane plate with a preset thickness with the bottom plate, so that the occupation of space is reduced, and the space utilization rate is relatively improved.

Drawings

Fig. 1 is a schematic structural view of a folding box in a box body state.

Fig. 2 is a schematic structural view of the folding box without the cover plate in the box body state.

Fig. 3 is a schematic structural view of the folding box without the cover plate and the lining plate in the box body state.

Fig. 4 is a schematic structural view of the lining plate in a box state.

Fig. 5 is a schematic structural view of the folding box in the folding process.

Fig. 6 is a schematic structural view of the folding box after the folding is completed.

In the figure: the folding carton 10, the bottom panel 11, the rear panel 12, the left folding panel 13, the first left inner flap 131, the second left inner flap 132, the front folding panel 14, the first front inner flap 141, the second front inner flap 142, the third front inner flap 143, the right folding panel 15, the first right inner flap 151, the second right inner flap 152, the inner lining panel 16, the first lining panel 161, the second lining panel 162, the third lining panel 163, and the lid panel 17.

Detailed Description

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Referring to fig. 1 to 3 and 5 to 6, an embodiment of the present invention provides a folding box 10, which includes a bottom plate 11, and a back plate 12, a left folding plate 13, a front folding plate 14, and a right folding plate 15 connected to the bottom plate 11, wherein the back plate 12 can be folded along a connecting line of the back plate and the bottom plate 11 toward a direction close to the bottom plate 11; the left folding plate 13 comprises a first left inner flap 131 and a second left inner flap 132, one side of the first left inner flap 131 is connected with one side of the second left inner flap 132, and the two can be folded along the connecting line of the two towards the bottom plate 11; the front folding plate 14 comprises a first front inner folding plate 141, a second front inner folding plate 142 and a third front inner folding plate 143, two sides of the second front inner folding plate 142 are respectively connected with the first front inner folding plate 141 and the third front inner folding plate 143, and the three can be folded along the connecting lines of the three towards the bottom plate 11; the right folding plate 15 includes a first right inner flap 151 and a second right inner flap 152, and one side of the first right inner flap 151 is connected to one side of the second right inner flap 152 and the two can be folded toward the bottom plate 11 along the connecting line of the two.

Further, the bottom plate 11 is horizontally disposed, the bottom plate 11 and the rear plate 12 are both quadrilateral, a first edge of the bottom plate 11 is connected with a first edge of the rear plate 12, a second edge of the bottom plate 11 is connected with the second left inner flap 132, a third edge of the bottom plate 11 is connected with the second front inner flap 142, and a fourth edge of the bottom plate 11 is connected with the second right inner flap 152.

Further, the first left inner flap 131 is a right triangle, and the second left inner flap 132 is a right trapezoid; the first leg of the first left inner flap 131 is connected to the second edge of the back panel 12, the hypotenuse of the first left inner flap 131 is connected to the angled waist edge of the second left inner flap 132, the bottom edge of the second left inner flap 132 is connected to the second edge of the bottom panel 11, and the straight waist edge of the second left inner flap 132 is connected to the first front inner flap 141.

Further, the second front inner flap 142 is an isosceles trapezoid, the first front inner flap 141 and the third front inner flap 143 are both right triangles, a first right-angle side of the first front inner flap 141 is connected to a straight waist side of the second left inner flap 132, a hypotenuse of the first front inner flap 141 is connected to a first waist side of the second front inner flap 142, a lower bottom side of the second front inner flap 142 is connected to a third side of the bottom panel 11, a second waist side of the second front inner flap 142 is connected to a hypotenuse of the third front inner flap 143, and a first right-angle side of the third front inner flap 143 is connected to the second right inner flap 152.

Further, the first right inner flap 151 is a right triangle, and the second right inner flap 152 is a right trapezoid; the first leg of the first right inner flap 151 is connected to the fourth edge of the back panel 12, the hypotenuse of the first right inner flap 151 is connected to the angled waist edge of the second right inner flap 152, the bottom edge of the second right inner flap 152 is connected to the fourth edge of the bottom panel 11, and the straight waist edge of the second right inner flap 152 is connected to the first leg of the third front inner flap 143.

Referring to fig. 4, further, the folding box 10 further includes an inner lining plate 16, the inner lining plate 16 includes a first lining plate 161, a second lining plate 162, and a third lining plate 163 sequentially connected, the first lining plate 161 and the third lining plate 163 can be folded along a connecting line between the first lining plate 161 and the second lining plate 162 toward the second lining plate 162; the bottom edge of the second liner plate 162 is connected with the third edge of the bottom plate 11, the first liner plate 161 and the third liner plate 163 can be folded towards the second liner plate 162, the first liner plate 161, the second liner plate 162 and the third liner plate 163 can be folded towards the direction close to the bottom plate 11, the second liner plate 162 is attached to the front folding plate 14, the first liner plate 161 is attached to the left folding plate 13, and the third liner plate 163 is attached to the right folding plate 15 in the unfolded state of the folding box 10.

Referring to fig. 1 to 3 and 5 to 6, further, the folding box 10 further includes a cover plate 17, a first edge of the cover plate 17 is connected to a third edge of the rear plate 12, the cover plate 17 is parallel to the bottom plate 11, and after the rear plate 12, the left folding plate 13, the front folding plate 14 and the right folding plate 15 are folded toward the bottom plate 11, the cover plate 17 can be unfolded with the rear plate 12 in a plane and can also be folded toward the rear plate 12.

Further, an upper zipper is arranged on the second edge, the third edge and the fourth edge of the cover plate 17, a second right-angle edge of the first left inner folded plate 131, an upper bottom edge of the second left inner folded plate 132, a second right-angle edge of the first front inner folded plate 141, an upper bottom edge of the second front inner folded plate 142, a second right-angle edge of the third front inner folded plate 143, a second right-angle edge of the first right inner folded plate 151 and an upper bottom edge of the second right inner folded plate 152 are respectively provided with a lower zipper, the upper zipper is matched with the lower zipper and is matched with a slider, so that the upper zipper and the lower zipper are closed or separated through the slider.

Further, the folding box 10 uses a PP hollow plate material.

Further, a bar code or a two-dimensional code or an rfid electronic tag for marking the number of the folding box 10 is arranged on the outer surface of any one of the bottom plate 11, the rear plate 12, the left folding plate 13, the front folding plate 14, the right folding plate 15 and the cover plate 17.

Further, an information insertion bag is arranged on the outer surface of any one of the bottom plate 11, the rear plate 12, the left folding plate 13, the front folding plate 14, the right folding plate 15 and the cover plate 17, and the information insertion bag is transparent so as to insert the folding box 10 and information of articles, logistics and the like in the folding box 10 into the information insertion bag.

Furthermore, the tail ends of the upper zipper 18 and the lower zipper 19 in a closed state are locked by using a disposable facing slip or a coded lock, so that the folding box 10 is prevented from being disassembled randomly by non-owned personnel of the folding box 10, the coded lock can use a mechanical coded lock or an electronic coded lock, and the coded lock can be fixed on the box body or an independent lock body.

Furthermore, the outer surfaces of any four of the bottom plate 11, the rear plate 12, the left folding plate 13, the front folding plate 14, the right folding plate 15 and the cover plate 17 are provided with 0-4 encircling fastening belts according to the size of the folding box 10. The fastening takes both ends to connect the mode that can adopt the magic to paste or the eye-splice, and the connected mode that the magic was pasted is: one end of the fastening belt is provided with a ring buckle, and the other end of the fastening belt penetrates into the ring buckle in the forward direction and penetrates out in the reverse direction and is fixed through a magic tape; the connection mode of eye-splice does: one end of the fastening belt is fixed at the female buckle end of the inserting buckle, and the other end of the fastening belt penetrates through the male buckle end of the inserting buckle. The adjustable length of fastening area, fastening area cover establish in bottom plate 11, back plate 12, left folded sheet 13, preceding folded sheet 14, right folded sheet 15, apron 17 six on the surface of continuous four boards of same direction, except that the outside surface that the place board is connected at fastening area both ends, the surface and the fastening area fixed connection of other trilateral at least one side.

Furthermore, an electronic display screen is arranged on the outer surface of any one of the bottom plate 11, the rear plate 12, the left folding plate 13, the front folding plate 14, the right folding plate 15 and the cover plate 17 and used for displaying information such as articles and logistics in the folding box 10 and the folding box 10, and the electronic display screen can be a liquid crystal display screen or an electronic ink screen.

Referring to fig. 1 to 6, further, the bottom plate 11, the rear plate 12, the left folding plate 13, the front folding plate 14, and the right folding plate 15 are all rectangular or square; the first side length of the bottom plate 11 is the same as the first side length of the back plate 12, the second side length of the bottom plate 11 is the same as the lower bottom side length of the second left inner folded plate 132, the third side length of the bottom plate 11 is the same as the lower bottom side length of the second front inner folded plate 142, and the fourth side length of the bottom plate 11 is the same as the lower bottom side length of the second right inner folded plate 152; the second side length of the rear panel 12 is the same as the first right-angle side length of the first left inner flap 131, the third side length of the rear panel 12 is the same as the first side length of the cover panel 17, and the fourth side length of the rear panel 12 is the same as the first right-angle side length of the first right inner flap 151; the length of the oblique side of the first left inner folded plate 131 is the same as the length of the oblique waist side of the second left inner folded plate 132, and the sum of the length of the second right-angle side of the first left inner folded plate 131 and the length of the upper bottom side of the second left inner folded plate 132 is equal to the second side length of the cover plate 17; the length of the oblique side of the first front inner flap 141, the length of the two waist sides of the second front inner flap 142 and the length of the oblique side of the third front inner flap 143 are the same, and the sum of the length of the second right angle of the first front inner flap 141, the length of the upper bottom side of the second front inner flap 142 and the length of the second right angle of the third front inner flap 143 is equal to the third side length of the cover plate 17; the length of the oblique side of the first right inner folded plate 151 is the same as the length of the oblique waist side of the second right inner folded plate 152, and the sum of the length of the second right-angle side of the first right inner folded plate 151 and the length of the upper bottom side of the second right inner folded plate 152 is equal to the fourth side of the cover plate 17; the first side length of the cover plate 17 is also the same as the first side length of the bottom plate 11, the second side length of the cover plate 17 is also the same as the second side length of the bottom plate 11, the third side length of the cover plate 17 is also the same as the third side length of the bottom plate 11, and the fourth side length of the cover plate 17 is also the same as the fourth side length of the bottom plate 11; the first liner 161 is identical to the left folding plate 13, the second liner 162 is identical to the front folding plate 14, and the third liner 163 is identical to the right folding plate 15.

Further, the surface area of the first liner 161 and the surface area of the third liner 163 are not larger than the surface area of the second liner 162, and the surface area of the second liner 162 is not larger than the surface area of the bottom plate 11.

Further, the bottom plate 11, the rear plate 12, the left folding plate 13, the front folding plate 14, the right folding plate 15 and the cover plate 17 are of an integrated structure; the first left inner flap 131 and the second left inner flap 132 are of an integral structure; the first front inner flap 141, the second front inner flap 142, and the third front inner flap 143 are of a unitary structure; the first right inner flap 151 and the second right inner flap 152 are of an integral structure; the first liner plate 161, the second liner plate 162 and the third liner plate 163 are of an integrated structure.

In other preferred embodiments, the first right inner flap 151 can also be a right trapezoid, the second right inner flap 152 can also be a right triangle, the first front inner flap 141 can also be a right trapezoid, the second front inner flap 142 can also be an isosceles triangle, the third front inner flap 143 can also be a right trapezoid, the first left inner flap 131 can also be a right trapezoid, and the second left inner flap 132 can also be a right triangle. The above shapes may be combined arbitrarily.

The state of the device forming the box body is as follows: the bottom plate 11 is horizontally arranged, the rear plate 12, the left folding plate 13, the front folding plate 14 and the right folding plate 15 are perpendicular to the bottom plate 11, the rear plate 12 is parallel to the front folding plate 14, the left folding plate 13 is parallel to the right folding plate 15, the cover plate 17 is parallel to the bottom plate 11, the first lining plate 161 is perpendicular to the second lining plate 162 and parallel to the third lining plate 163, the first lining plate 161 is attached to one surface of the left folding plate 13 facing the right folding plate 15, the first lining plate 161 is parallel to the left folding plate 13, the second lining plate 162 is attached to one surface of the front folding plate 14 facing the rear plate 12, the second lining plate 162 is parallel to the front folding plate 14, the third lining plate 163 is attached to one surface of the right folding plate 15 facing the left folding plate 13, the third lining plate 163 is parallel to the right folding plate 15, and the lining plate 16 is used for supporting and reinforcing the left folding plate 13, the front folding plate 14 and the right folding plate 15.

The folding process of this device does:

(1) the first lining plate 161 and the third lining plate 163 are respectively folded along the connecting line of the first lining plate 161 and the second lining plate 162 to be close to the second lining plate 162, the inner lining plate 16 forms a plane plate, the inner lining plate 16 is folded along the connecting line of the second lining plate 162 and the bottom plate 11 to be close to the bottom plate 11, and the inner lining plate 16 is arranged on the upper surface of the bottom plate 11;

(2) the first front inner flap 141 and the third front inner flap 143 are folded in a direction close to the second front inner flap 142 along the lines connecting the first front inner flap and the second front inner flap 142, and the second front inner flap 142 is folded in a direction close to the bottom panel 11 along the lines connecting the second front inner flap and the bottom panel 11;

(3) the first left inner flap 131 is folded in a direction adjacent to the second left inner flap 132 along its line of attachment to the second left inner flap 132, and the second left inner flap 132 is folded in a direction adjacent to the bottom panel 11 along its line of attachment to the bottom panel 11;

(4) the first right inner flap 151 is folded in a direction adjacent to the second right inner flap 152 along its line of attachment to the second right inner flap 152, and the second right inner flap 152 is folded in a direction adjacent to the bottom panel 11 along its line of attachment to the bottom panel 11;

(5) the rear plate 12 is folded in a direction close to the bottom plate 11 along its connecting line with the bottom plate 11;

(6) the upper zipper 18 is closed with the lower zipper 19 by a slider.

The fold condition of the device is as follows: the second front inner flap 142 is positioned above the inner panel 16, and the first front inner flap 141 and the third front inner flap 143 are both positioned above the second front inner flap 142; the second left inner flap 132 is positioned above the first front inner flap 141 and the first left inner flap 131 is positioned above the second left inner flap 132; the second right inner flap 152 is positioned above the third front inner flap 143 and the first right inner flap 151 is positioned above the second right inner flap 152; the back panel 12 is positioned above the first left and right

interior flaps

131, 151; the cover plate 17 is located in the same plane as the rear plate 12.

Bottom plate 11, back plate 12, left folded sheet 13, preceding folded sheet 14, right folded sheet 15, six people of apron 17 can connect and form six confined box bodys, and adopt interior welt 16 to strengthen left folded sheet 13, preceding folded sheet 14, the support intensity of right folded sheet 15, apron 17 and left folded sheet 13, preceding folded sheet 14, right folded sheet 15 adopts zip fastener 18, drop-down chain 19, pull head three complex mode is with folded box 10 complete closure, reach the effect of the interior article of protection folded box 10, when not needing splendid attire article, back plate 12, left folded sheet 13, preceding folded sheet 14, right folded sheet 15, interior welt 16 forms the plane board of predetermined thickness with bottom plate 11 after folding through above-mentioned folding process, for the volume reduction under the folded box 10 box body state, occupation space reduces, and then be convenient to carry, the storage, the commodity circulation.

The folding device occupies small space after being folded and is convenient to transport. The bottom plate 11 is in a fully closed state, and articles are not easy to fall off from the bottom plate 11 in the process of containing articles and transporting the articles.

A preferred usage of this device is express delivery box, can be with its cyclic recycle, and is energy-concerving and environment-protective.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims

1. A folding carton, characterized in that: the folding device comprises a bottom plate, and a rear plate, a left folding plate, a front folding plate and a right folding plate which are connected with the bottom plate, wherein the rear plate can be folded along the connecting line of the rear plate and the bottom plate in the direction close to the bottom plate; the left folding plate comprises a first left inner folding plate and a second left inner folding plate, one side of the first left inner folding plate is connected with one side of the second left inner folding plate, and the first left inner folding plate and the second left inner folding plate can be folded along the connecting line of the first left inner folding plate and the second left inner folding plate in the direction close to the bottom plate; the front folding plate comprises a first front inner folded plate, a second front inner folded plate and a third front inner folded plate, two sides of the second front inner folded plate are respectively connected with the first front inner folded plate and the third front inner folded plate, and the first front inner folded plate, the second front inner folded plate and the third front inner folded plate can be folded along the connecting lines of the first front inner folded plate, the second front inner folded plate and the third front inner folded plate in the direction close to the bottom; the right folding plate comprises a first right inner folding plate and a second right inner folding plate, one side of the first right inner folding plate is connected with one side of the second right inner folding plate, and the first right inner folding plate and the second right inner folding plate can be folded along the connecting line of the first right inner folding plate and the second right inner folding plate in the direction close to the bottom plate.

2. A folding carton as claimed in claim 1, wherein: the bottom plate is horizontally arranged, the bottom plate and the rear plate are quadrilateral, a first edge of the bottom plate is connected with a first edge of the rear plate, a second edge of the bottom plate is connected with the second left inner folded plate, a third edge of the bottom plate is connected with the second front inner folded plate, and a fourth edge of the bottom plate is connected with the second right inner folded plate.

3. A folding carton as claimed in claim 2, characterized in that: the first left inner folded plate is a right triangle, and the second left inner folded plate is a right trapezoid; the first right-angle edge of the first left inner folded plate is connected with the second edge of the back plate, the hypotenuse edge of the first left inner folded plate is connected with the oblique waist edge of the second left inner folded plate, the lower bottom edge of the second left inner folded plate is connected with the second edge of the bottom plate, and the straight waist edge of the second left inner folded plate is connected with the first front inner folded plate.

4. A folding carton as claimed in claim 3, characterized in that: the interior folded plate is isosceles trapezoid before the second, and interior folded plate is right angled triangle before first preceding interior folded plate and the third, and the first right-angle side of first preceding interior folded plate is connected with the straight waist limit of the interior folded plate in the left side of second, and the hypotenuse of first preceding interior folded plate is connected with the first waist limit of the interior folded plate before the second, and the lower base of the interior folded plate is connected with the third limit of bottom plate before the second, and the second waist limit of interior folded plate is connected with the hypotenuse of interior folded plate before the third before the second, and the first right-angle side of interior folded plate is connected with the right interior folded plate of second before the third.

5. The folding carton of claim 4, wherein: the first right inner folded plate is a right-angled triangle, and the second right inner folded plate is a right-angled trapezoid; the first right-angle side of the first right inner folded plate is connected with the fourth side of the back plate, the hypotenuse of the first right inner folded plate is connected with the oblique waist side of the second right inner folded plate, the lower bottom side of the second right inner folded plate is connected with the fourth side of the bottom plate, and the straight waist side of the second right inner folded plate is connected with the first right-angle side of the third front inner folded plate.

6. A folding carton as claimed in claim 5, characterized in that: the lining plate comprises a first lining plate, a second lining plate and a third lining plate which are sequentially connected, and the first lining plate and the third lining plate can be folded along the connecting line of the first lining plate and the second lining plate to the direction close to the second lining plate; the base of second welt links to each other with the third limit of bottom plate, and first welt, third welt can be to the folding back of second welt, and first welt, second welt, third welt three can be simultaneously to the direction folding near the bottom plate, and under folding box expansion state, the second welt is the folded sheet laminating forward, and the first welt is the folded sheet laminating left, and the third welt is the folded sheet laminating right.

7. The folding carton of claim 6, wherein: still include the apron, the first limit of apron is connected with the third limit of back plate, and the apron is parallel with the bottom plate, and after back plate, left folded sheet, preceding folded sheet, right folded sheet all folded back to the bottom plate, the apron can keep a plane with the back plate not folding, also can turn over backward to folding to the direction that is close to the back plate.

8. The folding carton of claim 7, wherein: the second edge, the third edge and the fourth edge of the cover plate are all provided with an upper zipper, the second right-angle edge of the first left inner folded plate, the upper bottom edge of the second left inner folded plate, the second right-angle edge of the first front inner folded plate, the upper bottom edge of the second front inner folded plate, the second right-angle edge of the third front inner folded plate, the second right-angle edge of the first right inner folded plate and the upper bottom edge of the second right inner folded plate are all provided with a lower zipper, the upper zipper is matched with the lower zipper and is matched with a pull head, and the upper zipper is closed or separated from the lower pull chain through the pull head.