CN210192196U - Packaging box capable of being folded into three structures - Google Patents

Abstract

The utility model discloses a packing box which can be folded into three structures, comprising a box body which can be folded and formed, wherein two corresponding sides on the box body are respectively connected with a buffer mechanism which can be folded and formed, the other two corresponding sides on the box body are respectively connected with a first supporting mechanism and a second supporting mechanism which can be folded and formed, the first supporting mechanism is connected with a lining mechanism which can be folded and formed and can be disassembled, and the lining mechanism can be folded and formed inside the box body; the two buffer mechanisms can be folded and covered at the opening of the box body, or can be folded and formed into a packaging cavity body positioned at the upper end of the box body; the first supporting mechanism and the second supporting mechanism can be respectively folded and attached to two sides of the box body, or can be folded and formed into a supporting handle positioned at the upper end of the box body. The packing carton integrative cross cutting shaping, folding, grafting of planar structure that will cross cutting obtained, the shaping is the packing carton of three kinds of structures, and whole shaping process is simple and easy to operate, and the cost of manufacture is low, and the structure of packing carton is firm reliable, and the practicality is good.

Description

Packaging box capable of being folded into three structures

Technical Field

The utility model relates to a packing carton technical field relates to a collapsible packing carton that becomes three kinds of structures particularly.

Background

At present, split products on the market are provided with a plurality of split parts, and packaging boxes with different structures are required to separately and separately package or combine and package the split parts when packaging. Such packages on the market present the following features: 1. the packaging box is made of various materials, cannot meet various packaging requirements due to fixed structure, is difficult to process and has relatively high cost; 2. most of the packaging boxes are made of rigid plastics, foams and the like as materials for packaging or fixing structures, so that the packaging boxes are not environment-friendly enough, have high requirements on molds and high related mold cost, increase the production cost, improve the requirement level on the production technology of processing equipment, and have relatively complex production process; the positioning and packaging effects on the product are poor, and the product is easy to slide and damage in the transportation process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a collapsible packing carton that becomes three kinds of structures to solve current packing carton fixed structure, can't satisfy the defect of multiple packing demand.

Therefore, the utility model provides a packing box capable of being folded into three structures, which comprises a box body capable of being folded and formed, wherein two corresponding sides of the box body are respectively connected with a buffer mechanism capable of being folded and formed, the other two corresponding sides of the box body are respectively connected with a first supporting mechanism and a second supporting mechanism capable of being folded and formed, the first supporting mechanism is connected with a lining mechanism capable of being folded and formed and disassembled, and the lining mechanism can be folded and formed in the box body or can be disassembled and installed in the box body; the two buffer mechanisms can be folded and covered at the opening of the box body, or can be folded and formed into a packaging cavity body positioned at the upper end of the box body; the first supporting mechanism and the second supporting mechanism can be respectively folded and attached to two sides inside the box body, or can be folded and formed into a supporting handle located at the upper end of the box body.

Preferably, when the two buffer mechanisms are folded and covered at the opening of the box body, the first supporting mechanism and the second supporting mechanism are respectively folded and attached to two sides inside the box body, and the lining mechanism is folded and formed inside the box body, the packaging box can be formed into a closed box body structure I.

Preferably, when the two buffer mechanisms are folded and covered at the opening of the box body, the first supporting mechanism and the second supporting mechanism are folded and formed into supporting handles positioned at the upper end of the box body, and the lining mechanism is detachably mounted inside the box body, the packaging box can be formed into a closed box body structure II with handles.

Preferably, when the two buffer mechanisms are folded and formed to be located in the packaging cavity at the upper end of the box body, the first supporting mechanism and the second supporting mechanism are folded and formed to be located in the supporting handle at the upper end of the box body, and the lining mechanism is detachably mounted inside the box body, the packaging box can be formed into a box body structure III with a handle.

Preferably, the projection of the box body is rectangular and comprises a square bottom plate, and four sides of the bottom plate are sequentially connected with a foldable first side plate, a foldable second side plate, a foldable third side plate and a foldable fourth side plate; the two corresponding sides of the first side plate are respectively connected with a foldable first plug board and a foldable second plug board, and the two corresponding sides of the third side plate are respectively connected with a foldable first plug board and a foldable second plug board.

Preferably, the buffer mechanism comprises a first buffer plate which is connected to the first side plate and/or the third side plate in a foldable manner, and two corresponding sides of the first buffer plate are respectively connected to a foldable third plug board; still be connected with folding second buffer board on the first buffer board, be equipped with on the second buffer board and dodge the slotting.

Preferably, the first support mechanism comprises a first support plate which is connected to the fourth side plate in a foldable manner, and a second support plate which is connected to the first support plate in a foldable manner; the second supporting mechanism comprises a third supporting plate which is connected to the second side plate in a foldable mode, and a fourth supporting plate which is connected to the third supporting plate in a foldable mode.

Preferably, the first supporting plate and the third supporting plate are respectively provided with an avoidance through hole, and the second supporting plate and the fourth supporting plate are respectively provided with a handle through hole; the first backup pad with be equipped with the inserted sheet between the second backup pad, the third backup pad with establish the jack between the fourth backup pad.

Preferably, the lining mechanism comprises a first lining plate which is foldable and detachably connected to the second support plate, the three side edges of the first lining plate are respectively connected with a second lining plate, and two corresponding second lining plates are respectively connected with foldable folding plates.

Preferably, a limiting groove is formed in the center of the first lining plate.

Compared with the prior art, the utility model discloses an advantage is with positive effect: the utility model provides a packing box capable of being folded into three structures, which comprises a box body which can be folded and formed, wherein two corresponding sides of the box body are respectively connected with a buffer mechanism which can be folded and formed, the other two corresponding sides of the box body are respectively connected with a first supporting mechanism and a second supporting mechanism which can be folded and formed, the first supporting mechanism is connected with a lining mechanism which can be folded and formed and can be disassembled, and the lining mechanism can be folded and formed inside the box body or can be disassembled and installed inside the box body; the two buffer mechanisms can be folded and covered at the opening of the box body, or can be folded and formed into a packaging cavity body positioned at the upper end of the box body; the first supporting mechanism and the second supporting mechanism can be respectively folded and attached to the two sides of the box body, or can be folded and formed into a supporting handle positioned at the upper end of the box body. The utility model discloses a collapsible integrative cross cutting shaping of packing carton that becomes three kinds of structures, with the planar structure that the cross cutting obtained through folding, pegging graft again, finally can form the packing carton that is three kinds of different spatial structure, whole forming process is simple and easy operation, and the cost of manufacture is low, and the structure of packing carton is firm reliable. User of service can be according to the in-service use demand, be three kinds of structures with packing carton folding forming, satisfies multiple packing demand, increases the practicality of packing carton. The lining mechanism can be formed inside the box body in a folding mode, and can play good positioning packaging and buffering protection roles for packaged products.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

FIG. 1 is a structural development of an embodiment of the present invention of a package foldable into three configurations;

FIG. 2 is a partially developed view of an embodiment of the present invention of a package foldable into three configurations;

FIG. 3 is a schematic structural diagram of a box body structure I of the packing box capable of being folded into three structures;

FIG. 4 is a schematic structural diagram of a box body structure I of the packing box capable of being folded into three structures;

FIG. 5 is a schematic structural diagram of a box body structure I of the packing box capable of being folded into three structures;

FIG. 6 is a schematic structural diagram of a box body structure I of the packing box capable of being folded into three structures;

FIG. 7 is a schematic structural diagram of a box body structure II of the packing box capable of being folded into three structures;

FIG. 8 is a schematic structural diagram of a box body structure II of the packing box capable of being folded into three structures;

FIG. 9 is a schematic structural diagram of a box body structure II of the packing box capable of being folded into three structures;

fig. 10 is a schematic structural diagram of a box body structure iii of the packing box capable of being folded into three structures according to the present invention;

fig. 11 is a schematic structural diagram of a box body structure iii of the packing box foldable into three structures according to the present invention;

fig. 12 is a schematic structural diagram of a box structure iii of the packing box foldable into three structures according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 12, the packing box foldable into three structures according to the present embodiment includes a box body foldable into a shape, two corresponding sides of the box body are respectively connected to a buffering mechanism foldable into a shape, the other two corresponding sides of the box body are respectively connected to a first supporting mechanism and a second supporting mechanism foldable into a shape, the first supporting mechanism is connected to a lining mechanism foldable into a shape and detachable, and the lining mechanism is foldable into a shape inside the box body or detachably mounted inside the box body; the two buffer mechanisms can be folded and covered at the opening of the box body, or can be folded and formed into a packaging cavity body positioned at the upper end of the box body; the first supporting mechanism and the second supporting mechanism can be respectively folded and attached to two sides of the box body, or can be folded and formed into a supporting handle positioned at the upper end of the box body.

The integrative cross cutting of packing carton of three kinds of structures of collapsible one-tenth of this embodiment is fashioned, and the planar structure that obtains with the cross cutting is through folding, grafting again, and finally the shaping is three kinds of different spatial structure's packing carton, and whole forming process is simple and easy to operate, and the cost of manufacture is low, and the structure of packing carton is firm reliable. User of service can be according to the in-service use demand, be three kinds of structures with packing carton folding forming, satisfies multiple packing demand, increases the practicality of packing carton. The lining mechanism can be formed inside the box body in a folding mode, and can play good positioning packaging and buffering protection roles for packaged products.

The packaging box capable of being folded into three structures of the embodiment can be used for packaging various split products, including but not limited to intelligent lamps, intelligent sound boxes and the like, and is not limited in particular. The packaging box of the embodiment can meet various packaging requirements, and can be used for independently and separately packaging each split component of the split product, or can be used for combined packaging of the split components of the split product, and no specific limitation is made again.

Preferably, the packaging box capable of being folded into three structures is formed by die cutting of a piece of paperboard, so that die cutting production is facilitated, and the forming process is simple and easy to operate; the paperboard material has low cost, can be recycled and reused, has relatively soft texture, and can play good roles of positioning, packaging and buffering protection for the packaged products.

The projection of the box body is rectangular and comprises a square bottom plate 10, and four sides of the bottom plate 10 are sequentially connected with a foldable first side plate 11, a foldable second side plate 12, a foldable third side plate 13 and a foldable fourth side plate 14; the first side plate 11 is connected with a foldable first plug board 15 and a foldable second plug board 16 at two corresponding sides respectively, and the third side plate 13 is connected with a foldable first plug board 15 and a foldable second plug board 16 at two corresponding sides respectively. The first insertion plate 15 on the first side plate 11 can be inserted into the first insertion plate 15 on the third side plate 13, and the second insertion plate 16 on the first side plate 11 can be inserted into the second insertion plate 16 on the third side plate 13.

The first side plate 11 and the third side plate 13 are respectively connected with a buffer mechanism, the buffer mechanism comprises a first buffer plate 21, and two corresponding sides of the first buffer plate 21 are respectively connected with a foldable third plugboard 22; the first buffer plate 21 is further connected with a foldable second buffer plate 23, and the second buffer plate 23 is provided with an avoiding inserting slit 24. The first buffer plate 21 of the buffer mechanism connected to the first side plate 11 is foldably connected to the first side plate 11, and the first buffer plate 21 of the buffer mechanism connected to the third side plate 13 is foldably connected to the third side plate 13. The third inserting plates 22 on two sides of the first buffer plate 21 connected to the first side plate 11 can be respectively inserted into the third inserting plates 22 on two sides of the first buffer plate 21 connected to the third side plate 13. In this embodiment, both surfaces of the second buffer plate 23 may be pasted with double-sided tapes.

The first support mechanism comprises a first support plate 31 foldably connected to the fourth side plate 14, and a second support plate 32 is foldably connected to the first support plate 31. The second support mechanism comprises a third support plate 33 which is connected to the second side plate 12 in a foldable manner, and a fourth support plate 34 which is connected to the third support plate 33 in a foldable manner.

Avoidance through holes 35 are respectively formed in the first supporting plate 31 and the third supporting plate 33, and handle through holes 36 are respectively formed in the second supporting plate 32 and the fourth supporting plate 34; an inserting sheet 37 is arranged between the first supporting plate 31 and the second supporting plate 32, and an inserting hole 38 is arranged between the third supporting plate 33 and the fourth supporting plate 34.

The lining mechanism comprises a first inner lining plate 41 which is foldable and detachably connected to the second support plate 32, wherein the three sides of the first inner lining plate 41 are respectively connected with a second inner lining plate 42, and two corresponding second inner lining plates 42 are respectively connected with a foldable flap plate 43. In this embodiment, an easy-to-tear line is disposed between the second supporting plate 32 and the first lining plate 41, and the second supporting plate 32 and the first lining plate 41 can be connected in a foldable and detachable manner through the easy-to-tear line.

A limiting groove 44 is formed in the center of the first inner lining plate 41, and a packaged product, such as a smart lamp base 51 or a smart lamp body 52, can be accommodated in the limiting groove 44, which is not limited herein; the limiting groove 44 can limit, buffer and protect the product contained in the package, and avoid the phenomenon of shaking and abrasion of the product in the transportation process. In this embodiment, a cross-shaped slit is formed at the center of the first inner lining plate 41, so that 4 isosceles right triangles are formed at the center of the first inner lining plate 41, and the bottom side of each isosceles right triangle can be folded to form the limiting groove 44.

When the two buffer mechanisms are folded and covered at the opening of the box body, and when the first supporting mechanism and the second supporting mechanism are respectively folded and attached to two sides inside the box body and the lining mechanism is folded and formed inside the box body, the packaging box can be formed into a closed box body structure I. Fig. 3-6 show the folding process of the box structure i, wherein (1) the first side plate 11 and the third side plate 13 are folded and perpendicular to the bottom plate 10, the two first inserting plates 15 are folded and perpendicular to the bottom plate 10 and are inserted into each other, and the two second inserting plates 16 are folded and perpendicular to the bottom plate 10 and are inserted into each other; folding the second side plate 12 to be attached to the two first plugboards 15, and folding the fourth side plate 14 to be attached to the two second plugboards 16; therefore, the box body is folded and formed into a cubic box body structure with an upward opening; (2) the third supporting plate 33 is folded towards the inside of the box body and is jointed with the two first inserting plates 15, and the fourth supporting plate 34 is folded and jointed with the bottom plate 10; thereby, the second supporting mechanism is folded and attached to one side of the box body; (3) three second inner lining panels 42 are folded perpendicular to the first inner lining panel 41, two flaps 43 are folded perpendicular to the first inner lining panel 41; thereby, the lining mechanism is folded and formed into a cubic structure; (4) folding the first support plate 31 towards the inside of the box body and attaching the first support plate 31 to the two second inserting plates 16, folding the second support plate 32 to attach the second support plate 32 to the two folded plates 43, folding and forming the whole lining mechanism in the box body, and enabling the first support mechanism to be folded and attached to the other side of the box body; (5) folding the second buffer plate 23 and adhering the second buffer plate to the first buffer plate 21, folding the third inserting plate 22 to be perpendicular to the first buffer plate 21, folding and covering the first buffer plate 21 at the opening of the box body and to be parallel to the bottom plate 10; therefore, the two buffer mechanisms are covered at the opening of the box body in a folding mode, and the packaging box is formed into a closed box body structure I.

Alternatively, the step (5) may be: folding the second buffer plate 23 to be vertical to the first buffer plate 21, folding the third plugboard 22 to be vertical to the first buffer plate 21, folding and covering the first buffer plate 21 at the opening of the box body and in parallel with the bottom plate 10, and adhering the second buffer plates 23 of the two buffer mechanisms; therefore, the two buffer mechanisms are covered at the opening of the box body in a folding mode, and the packaging box is formed into a closed box body structure I. The two box body structures I have the same appearance, and the difference is that the internal height space of the box body structure I formed by sticking the second buffer plate 23 and the first buffer plate 21 is larger than that of the box body structure I formed by sticking the second buffer plates 23 of the two buffer mechanisms, so that a product with higher package can be accommodated; user of service can select box body structure I of different interior high spaces according to the user's demand, does not do the specific restriction here.

When the two buffer mechanisms are folded and covered at the opening of the box body, and when the first supporting mechanism and the second supporting mechanism are folded and formed into the supporting handle positioned at the upper end of the box body, and the lining mechanism is detachably arranged inside the box body, the packaging box can be formed into a closed box body structure II with a handle. Fig. 7-9 show the folding process of the box structure ii, wherein (1) the first side plate 11 and the third side plate 13 are folded and perpendicular to the bottom plate 10, the two first insertion plates 15 are folded and perpendicular to the bottom plate 10 and are inserted into each other, and the two second insertion plates 16 are folded and perpendicular to the bottom plate 10 and are inserted into each other; folding the second side plate 12 to be attached to the two first plugboards 15, and folding the fourth side plate 14 to be attached to the two second plugboards 16; therefore, the box body is folded and formed into a cubic box body structure with an upward opening; (2) the first inner lining panel 41 is torn off from the second support panel 32, the three second inner lining panels 42 are folded perpendicularly to the first inner lining panel 41, and the two flaps 43 are folded perpendicularly to the first inner lining panel 41; therefore, the lining mechanism is folded and formed into an independent cubic structure, and is placed in the box body; (3) folding the second buffer plate 23 to be adhered to the first buffer plate 21, folding the third inserting plate 22 to be perpendicular to the first buffer plate 21, folding and covering the first buffer plate 21 at the opening of the box body and to be parallel to the bottom plate 10, and enabling the two buffer mechanisms to be folded and formed at the opening of the box body; (4) with first backup pad 31 and third backup pad 33 looks lock, laminate second backup pad 32 and fourth backup pad 34 mutually, insert inserted sheet 37 in jack 38 for first supporting mechanism and second supporting mechanism fold forming are for being located the support handle of box body upper end, thereby make the packing carton shaping be the confined box body structure II that has the handle. Handle through holes 36 on the second support plate 32 and the fourth support plate 34 are overlapped, and the hands of a user can pass through the two handle through holes 36, so that the handle can be conveniently supported by hand.

Alternatively, the step (3) may be: folding the second buffer plate 23 to be vertical to the first buffer plate 21, folding the third plug-in board 22 to be vertical to the first buffer plate 21, folding and covering the first buffer plate 21 at the opening of the box body and to be parallel to the bottom plate 10, and pasting the second buffer plates 23 of the two buffer mechanisms to enable the two buffer mechanisms to be formed at the opening of the box body in a folding mode; and (5) continuing to operate the step (4), and obtaining a closed box body structure II with a handle. The appearance of the two box body structures II is the same, and the difference is that the internal height space of the box body structure II formed by sticking the second buffer plate 23 and the first buffer plate 21 is larger than that of the box body structure II formed by sticking the second buffer plates 23 of the two buffer mechanisms, so that a product with higher package can be accommodated; the user can select the box body structure II with different internal height spaces according to the use requirement, and the use requirement is not particularly limited.

When the two buffer mechanisms are folded and formed to be positioned in the packaging cavity at the upper end of the box body, and when the first supporting mechanism and the second supporting mechanism are folded and formed to be positioned in the supporting handle at the upper end of the box body, and the lining mechanism is detachably arranged in the box body, the packaging box can be formed into a box body structure III with a handle. Fig. 10-12 show the folding process of the box structure iii, wherein (1) the first side plate 11 and the third side plate 13 are folded and perpendicular to the bottom plate 10, the two first insertion plates 15 are folded and perpendicular to the bottom plate 10 and are inserted into each other, and the two second insertion plates 16 are folded and perpendicular to the bottom plate 10 and are inserted into each other; folding the second side plate 12 to be attached to the two first plugboards 15, and folding the fourth side plate 14 to be attached to the two second plugboards 16; therefore, the box body is folded and formed into a cubic box body structure with an upward opening; (2) the first inner lining panel 41 is torn off from the second support panel 32, the three second inner lining panels 42 are folded perpendicularly to the first inner lining panel 41, and the two flaps 43 are folded perpendicularly to the first inner lining panel 41; therefore, the lining mechanism is folded and formed into an independent cubic structure, and is placed in the box body; (3) buckling the first support plate 31 and the third support plate 33, attaching the second support plate 32 and the fourth support plate 34, and inserting the inserting piece 37 into the inserting hole 38, so that the first support mechanism and the second support mechanism are folded and formed into a support handle positioned at the upper end of the box body; (4) folding the second buffer plate 23 to be perpendicular to the first buffer plate 21, and folding the third inserting plate 22 to be perpendicular to the first buffer plate 21; the two buffer mechanisms are buckled, the two corresponding third inserting plates 22 on the two buffer mechanisms are inserted, and the edges of the first supporting plate 31 and the third supporting plate 33 are respectively inserted into the avoiding inserting seams 24, so that the two buffer mechanisms are folded and formed into a packaging cavity body positioned at the upper end of the box body; therefore, the packaging box can be formed into a box body structure III with a handle. The box structure iii has a larger packaging space, and can accommodate and package more products, for example, the limiting groove 44 of the lining mechanism can accommodate and package the intelligent lamp base 51, and then the intelligent lamp main body 52 and other products are stacked above the intelligent lamp base 51, which is not limited herein; the avoidance through holes 35 on the first support plate 31 and the third support plate 33 can avoid the intelligent lamp main body above.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the following embodiments, it will be apparent to those skilled in the art that the present invention may be modified or equivalents may be substituted for some of the features of the embodiments described below; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.

Claims (10)

1. A packaging box capable of being folded into three structures is characterized by comprising

The box body is formed in a foldable mode, two corresponding sides of the box body are respectively connected with a buffering mechanism formed in a foldable mode, the other two corresponding sides of the box body are respectively connected with a first supporting mechanism and a second supporting mechanism formed in a foldable mode, the first supporting mechanism is connected with a lining mechanism formed in a foldable mode and capable of being detached, and the lining mechanism is formed inside the box body in a foldable mode or can be detachably mounted inside the box body;

the two buffer mechanisms can be folded and covered at the opening of the box body, or can be folded and formed into a packaging cavity body positioned at the upper end of the box body;

the first supporting mechanism and the second supporting mechanism can be respectively folded and attached to two sides inside the box body, or can be folded and formed into a supporting handle located at the upper end of the box body.

2. A package foldable into three configurations according to claim 1,

when the two buffer mechanisms are folded and covered at the opening of the box body, and when the first supporting mechanism and the second supporting mechanism are respectively folded and attached to two sides inside the box body and the lining mechanism is folded and formed inside the box body, the packaging box can be formed into a closed box body structure I.

3. A package foldable into three configurations according to claim 1,

when the two buffer mechanisms are folded and covered at the opening of the box body, the first supporting mechanism and the second supporting mechanism are folded and formed into supporting handles positioned at the upper end of the box body, and the lining mechanism is detachably arranged inside the box body, the packaging box can be formed into a closed box body structure II with handles.

4. A package foldable into three configurations according to claim 1,

when the two buffer mechanisms are folded and formed to be positioned in the packaging cavity at the upper end of the box body, the first supporting mechanism and the second supporting mechanism are folded and formed to be positioned in the supporting handle at the upper end of the box body, and the lining mechanism is detachably arranged in the box body, the packaging box can be formed into a box body structure III with a handle.

5. A package foldable into three configurations according to claim 1,

the projection of the box body is rectangular and comprises a square bottom plate, and four sides of the bottom plate are sequentially connected with a foldable first side plate, a foldable second side plate, a foldable third side plate and a foldable fourth side plate;

the two corresponding sides of the first side plate are respectively connected with a foldable first inserting plate and a foldable second inserting plate,

the two corresponding sides of the third side plate are respectively connected with a foldable first plugboard and a foldable second plugboard.

6. A pack foldable into three configurations according to claim 5,

the buffer mechanism comprises a first buffer plate which is connected to the first side plate and/or the third side plate in a foldable manner, and two corresponding sides of the first buffer plate are respectively connected with a foldable third plug board;

still be connected with folding second buffer board on the first buffer board, be equipped with on the second buffer board and dodge the slotting.

7. A pack foldable into three configurations according to claim 5,

the first supporting mechanism comprises a first supporting plate which is connected to the fourth side plate in a foldable mode, and a foldable second supporting plate is connected to the first supporting plate;

the second supporting mechanism comprises a third supporting plate which is connected to the second side plate in a foldable mode, and a fourth supporting plate which is connected to the third supporting plate in a foldable mode.

8. A pack foldable into three configurations according to claim 7,

avoidance through holes are respectively formed in the first supporting plate and the third supporting plate, and handle through holes are respectively formed in the second supporting plate and the fourth supporting plate;

the first backup pad with be equipped with the inserted sheet between the second backup pad, the third backup pad with establish the jack between the fourth backup pad.

9. A pack foldable into three configurations according to claim 7,

the lining mechanism comprises a first lining plate which is foldable and detachably connected to the second supporting plate, the three side edges of the first lining plate are respectively connected with a second lining plate, and two corresponding second lining plates are respectively connected with foldable folding plates.

10. A pack foldable into three configurations according to claim 9,

and a limiting groove is formed in the center of the first lining plate.

Images