CN210126718U

CN210126718U - Foldable packing box

Info

Publication number: CN210126718U
Application number: CN201920560396.3U
Authority: CN
Inventors: 林烔博; 文泽基; 马悉慧; 范裔茵; 朱日恒
Original assignee: Beijing Normal University Zhuhai
Current assignee: Beijing Normal University Zhuhai
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-03-06
Anticipated expiration: 2029-04-23

Abstract

The utility model relates to a delivery box technical field provides a folding packing box and includes: the air bag comprises a box body with an open top, a cover body covering the open top and an air bag arranged on the inner side of the box body. According to the foldable packing box, the folding lines are arranged on the box body, the side plates of the box body can be folded through the soft connection parts, the cover body is detachably connected with the side plates of the box body, and the side plates can rotate relatively, so that the packing box can be used as the box body and also can be folded for placement for reuse, the occupied area cost when the packing box is idle is reduced, and the packing box is convenient to store and can be repeatedly used; simultaneously, this box inner wall adhesion inflatable airbag makes the packing box sturdier and more durable and the antidetonation is prevented falling, and has reduced the use of disposable packing waste material, and the corresponding reduce cost, reduction have realized green's theory to environmental pollution, and convenient easy the carrying has improved the efficiency of commodity circulation operation, has made the contribution for green commodity circulation.

Description

Foldable packing box

Technical Field

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

Background

At present, the logistics express delivery industry in China basically adopts carton packaging for commodity packaging, and due to the characteristics of low residual value, easiness in damage and the like, the carton packaging is difficult to establish an effective and sustainable recovery system. Meanwhile, the carton package has very limited anti-shock protection for commodities, and in order to prevent the commodities from being damaged due to vibration and impact in sorting or transportation processes, plastic package auxiliary materials, foaming plastics and other filling materials are often adopted, and a large amount of waste materials such as adhesive tapes for sealing are used, and the waste materials are often used as disposable materials and all cause great pollution to the environment.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a folding packing box has solved at least one problem that exists among the prior art.

The technical scheme of the utility model is realized like this:

a foldable packing box comprises a box body with an opening at the top, a cover body covering the opening at the top and an air bag arranged in the box body; wherein,

the box body comprises a bottom plate, a front side plate, a rear side plate, a left side plate and a right side plate which are mutually flexibly connected to form a cubic structure, wherein two symmetrical folding lines are respectively arranged on a pair of side plates which are mutually parallel, the two folding lines extend from the lower angular point of the corresponding side plate to the upper edge of the side plate, the corresponding side plate is divided into two isosceles right-angle triangular plates and a trapezoidal plate, and the box body can be inwardly folded along the folding lines to compress the space of the box body;

the cover body comprises a first cover plate, a second cover plate and a third cover plate, the three cover plates are mutually flexibly connected, the first cover plate is flexibly connected with the bottom plate, the size of the first cover plate is the same as that of the rear side plate, the size of the third cover plate is the same as that of the front side plate, the size of the second cover plate is matched with that of the top opening of the box body, the third cover plate is attached to the front side plate through a first detachable connecting assembly, so that the second cover plate stably covers the top opening, and the first cover plate is attached to the rear side plate;

the air bag is fixedly arranged on the inner wall of the box body and provided with an inflation hole, and the inflation hole is used for inflating the air bag from the outside or deflating the air bag from the outside.

Further, folding line department is equipped with at least one buckle that is used for linking up isosceles right triangle-shaped board and trapezoidal plate for firm box. The buckle is including the small-size plastic block that has the fretwork and rather than complex serration, and the plastic block extends from the board hypotenuse of linking department one side, and serration establishes on the board hypotenuse of linking department opposite side, and the plastic block passes through fretwork and serration lock, makes to correspond the curb plate and is in the difficult collapse of folding line linking department.

Further, folding lines are provided on the front side panel and the rear side panel.

Furthermore, the cover body is provided with a telescopic flexible handle which is arranged in the middle of the first cover plate or the third cover plate, and the telescopic flexible handle can be hidden in the corresponding cover plate.

Further, the air bag comprises an annular air bag and a bottom air bag; the annular air bag is adhered to the inner wall of the box body, and the air charging hole of the annular air bag is arranged on the outer wall of the left side plate or the right side plate; the bottom air bag is adhered to the inner wall of the bottom plate, and the inflation hole of the bottom air bag is arranged on the outer wall of the bottom plate.

Further, preceding curb plate, posterior lateral plate, left side board, right side board, bottom plate and first apron, second apron and third apron are the PP plastic slab, and the flexible coupling is that two parts (two PP plastic slabs promptly) pass through flexible connectors and connect, flexible connectors can be for thin thinning plastics or tarpaulin.

Further, the shape of preceding curb plate, posterior lateral plate, left side board, right side board, bottom plate and first apron, second apron and third apron is the rectangle, and the higher minor face length of side of four curb plates of box, the both sides length of side of bottom plate all are not less than high twice like packing box shape regular, easily stack, and the packing box is folding back, and box folding part can not have the overlap, folding back is small.

Furthermore, the long sides of the left side plate and the right side plate are 2 times of the short sides, namely the width of the box body is 2 times of the height; the long sides of the front side plate and the rear side plate are more than or equal to 2 times of the short sides, namely the length of the box body is 2 times or more higher; the second apron divide into two plate bodys the same and mutual flexible coupling of size, and two plate bodys sizes are the same with first apron and second apron size, and the lid is formed by four plate bodys flexible couplings that the size is the same promptly.

Further, the packing box still includes locking part, and during lid, box fold condition, locking part be used for with lid, folding compression state's box are locked together down, locking part locates on the bottom plate, and the first coupling assembling cooperation of dismantling on locating the third apron uses.

Further, in order to make the more firm lid of lid close the open-top, coupling assembling laminating each other can be dismantled through the second to first apron and posterior lateral plate.

Furthermore, the first detachable connecting component and the second detachable connecting component are anti-theft electromagnetic buckles, and the anti-theft electromagnetic buckles comprise iron sheets and magnets which are mutually attracted; when the inside of the third cover plate is provided with the magnet, the locking component is an attracted iron sheet matched with the locking component; or when the inside of the third cover plate is provided with the iron sheet, the locking component is a magnet matched with the locking component.

The utility model has the advantages that:

(1) this collapsible packing box is through setting up the folding line on the box, and the curb plate can be connected and can take place relative rotation through dismantling of flexible coupling department folding, lid and curb plate for the packing box can regard as the box to use, also can fold and place and be prepared for reuse, reduces its occupation of land cost when idle, accomodates convenience, reuse, and the correspondence can reduce cost, reduction to environmental pollution.

(2) The foldable packing box is made of PP plastic, the material has the characteristics of high compressive strength, excellent moisture resistance and difficult damage, and compared with the traditional paper box which is easy to wet and break, the packing box has high residual value and higher recovery value.

(3) This collapsible packing box is through the inflatable gasbag of box inner wall adhesion, is that the packing box is sturdy and durable more and the antidetonation is prevented falling, and has reduced the use of disposable packing waste material, very useful to the environment.

Drawings

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

Fig. 1 is a schematic top view of an embodiment of the present invention showing an inflated state of an airbag when a cover of a foldable packing box is not sealed;

fig. 2 is a perspective view of a left side view structure of the foldable packing box of an embodiment of the present invention in an unsealed state of the air bag;

fig. 3 is a left side view structural diagram of a foldable packing box according to an embodiment of the present invention, wherein the box body is folded and the cover body is unfolded;

fig. 4 is a schematic structural front view of the foldable packing box according to an embodiment of the present invention after the box body is covered by the cover;

fig. 5 is a schematic view of the inner cross-section plane structure of the third cover plate of the foldable packing box according to an embodiment of the present invention;

fig. 6 is a schematic plan view of an inner wall of a front side plate of a foldable packing box according to an embodiment of the present invention;

fig. 7 is a schematic view of a plane structure of an outer wall of a box bottom plate of the foldable packing box according to an embodiment of the present invention;

fig. 8 is a perspective view of a left side plan view of the foldable package in a folded state according to an embodiment of the present invention;

fig. 9 is a perspective view of the left side plan structure of the foldable packing box in another folded state according to an embodiment of the present invention.

Reference numerals: 100 of a box body; 110 a front side plate; 111 a trapezoidal plate; 112 an isosceles triangular plate; 113 a folding line; 114, buckling; 1141 small plastic block with hollow out; 1142 serration; 115 covering the magnet; 120 rear side plate; 130 left side plate; 131 annular airbag inflation holes; 140 a right side plate; 150 a base plate; 151 locking the magnet; 152 bottom airbag inflation port; 200 air bags; 210 an annular balloon; 220 bottom airbag; 300 a cover body; 310 a first cover plate; 320 a second cover plate; 321 a first plate body; 322 a second plate body; 330 a third cover plate; 331 a flexible handle; 332 iron pieces; 333 spring; 400 thinning the plastic.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

a foldable packing box comprises a box body 100 with an open top, a cover body 300 for covering the open top and an air bag 200 arranged in the box body 100, as shown in figure 1; wherein,

the box body 100 comprises a bottom plate 150, a front side plate 110, a rear side plate 120, a left side plate 130 and a right side plate 140 which are mutually flexibly connected to form a cubic structure, two symmetrical folding lines 113 are respectively arranged on the front side plate 110 and the rear side plate 120, the two folding lines 113 extend from the lower corner points of the corresponding side plates to the upper edges of the side plates, and the corresponding side plates are divided into two isosceles right triangular plates 112 and one trapezoidal plate 111, as shown in fig. 6. In other embodiments, folding lines may be provided on the left and

right side panels

130, 140, and folding of the case 100 may also be achieved.

The cover 300 includes a first cover plate 310, a second cover plate 320 and a third cover plate 330, the mutual soft connection of the three cover plates, the first cover plate 310 is in soft connection with the bottom plate 150, the size of the first cover plate 310 is the same as that of the rear side plate 120, the size of the third cover plate 330 is the same as that of the front side plate 110, the size of the second cover plate 320 is matched with the shape of the top opening of the box 100, the third cover plate 330 is attached to the front side plate 110 through a first detachable connecting component, so that the second cover plate 320 is firmly covered on the top opening, and the first cover plate 310 is attached to the rear side plate 120.

The air bag 200 is fixedly arranged on the inner wall of the box body 100, and the air bag 200 is provided with an inflation hole which is used for externally inflating the air bag 200 or externally deflating the air bag 200.

Further, a buckle 114 for connecting the isosceles right triangle plate 112 and the trapezoidal plate 111 is disposed at the folding line 113 of the front side plate 110. The buckle 114 includes a small plastic block 1141 with a hollow out and a sawtooth protrusion 1142 matching with the small plastic block 1141, the plastic block 1141 extends from the middle of the bevel edge of the two isosceles right triangle panels 112 of the front side panel 110, the sawtooth protrusion 1142 is disposed on the middle of the bevel edge of the trapezoidal panel 111 at the joint, the plastic block 1141 is buckled with the sawtooth protrusion 1142 through the hollow out, so that the front side panel is not easy to collapse at the joint of the folding line 113, as shown in fig. 6. Similarly, the folding line of the rear side panel 120 is also provided with a buckle with the same structure. In other embodiments, if the box 100 of the packing box is large and the loaded object is heavy, a plurality of buckles 114 can be arranged on the folding line 113 according to requirements, and the positions of the buckles 114 can be adjusted according to the stress analysis.

In this embodiment, the bottom plate 150 is rectangular, and the sizes of the front side plate 110 and the rear side plate 120 are different, that is, the short sides of the two are different, so the left side plate 130 and the right side plate 140 are not rectangular, and are right trapezoid, and the foldable packing box in this embodiment is a right trapezoid column with an inverted side.

Example 2:

the utility model provides a collapsible packing box, in order to be that the shape of packing box is more regular, easily stacks, and the packing box structure lies in with embodiment 1 difference:

the front side plate 110, the rear side plate 120, the left side plate 130, the right side plate 140, the bottom plate 150, and the first, second, and

third cover plates

310, 320, and 330 are all rectangular in shape, as shown in fig. 2. The side length of the short edge of the box body 100 higher than four side plates is not less than two times of the side length of the two edges of the bottom plate 150, so that after the packaging box is folded, the folded part of the box body 100 cannot be overlapped, and the volume of the folded box body 100 is smaller in the embodiment 1.

In this embodiment, the box body 100 is made of PP plastic, and such materials have the characteristics of high compressive strength, excellent moisture resistance, and low probability of breakage and bending. Compared with the traditional paper box which is easy to wet and break, the foldable packing box made of the new material is firmer, more durable, shock-resistant and anti-falling. Meanwhile, the flexibility of the green environment-friendly PP material is good, so that the novel packaging box can meet the requirement of foldable storage. The flexible connection is such that the two parts (in this embodiment, the two pp plastic panels) are connected by the thinned plastic 400.

In other embodiments, pp plastic can be replaced by plastic plates such as PC, metal plates or plates with certain mechanical strength such as wood; the thinned plastic 400 may be implemented with other flexible connecting members such as soft plastic, tarpaulin, or rope.

Furthermore, the middle part of the third cover plate 330 of the cover body 300 is provided with a telescopic flexible handle 331, so that a more convenient mode is provided for customers, and the space utilization rate of the express box during storage and transportation of the empty box is improved. The retractable flexible handle 331 can be hidden within the third cover 330, as shown in fig. 4.

Further, the third cover plate 330 is a hollow plate body, as shown in fig. 5, the inside of the third cover plate 330 is divided into 3 cavities, and the middle cavity is used for placing the flexible handle 331; two adjacent stacked cavities are provided with iron sheets 332 fixed in position by springs 333. For the safety seal who improves collapsible packing box, the utility model relates to a theftproof electromagnetism knot that constitutes by strong magnet is as first can dismantle coupling assembling, and this theftproof electromagnetism knot is whole small, but manifold cycles uses to need special equipment could open. The anti-theft electromagnetic buckle comprises an anti-theft electromagnetic buckle and an iron sheet 332, wherein the anti-theft electromagnetic buckle is a covering magnet 115 arranged on the front side plate, and as shown in fig. 6, after the third cover plate 330 is covered with the front side plate 110, the iron sheet 332 and the covering magnet 115 are overlapped. In other embodiments, the positions of the iron sheet and the covering magnet on the side plate can be exchanged, and the attraction can be realized.

Further, the bladder 200 includes an annular bladder 210 and a bottom bladder 220; the annular air bag 210 is adhered to the inner wall of the box body 100 and can be inflated and deflated for multiple times, and the inflation hole 131 of the annular air bag is arranged on the outer wall of the left side plate 130, as shown in FIG. 2; the bottom airbag 220 is adhered to the inner wall of the base plate 150 as a general airbag, and the inflation hole 152 thereof is provided on the outer wall of the base plate 150, as shown in fig. 7. The air bag 200 is preferably made of TPU (thermoplastic polyurethane) material, the material is environment-friendly material and is widely applied at present, the annular air bag 210 and the bottom air bag 220 can protect articles in the express box comprehensively after being inflated through the circular air bag inflation holes, the air bag can be deflated after being used, and the express box can be recycled due to the design of repeated inflation and deflation.

In other embodiments, the annular airbag inflation port may be disposed on the outer wall of the right side panel 140; the annular air bag 210 can be changed into four air bags respectively adhered to the inner side of the box body 100 in other embodiments according to requirements, and the air inflation holes are formed in the corresponding side plates. The balloon can also be modified to other materials according to the scenario and budget requirements: air bag materials such as PVC, PP, PE and the like are selected.

Further, the long side of the left and

right side plates

130 and 140 is 2 times the short side, i.e., the width of the case 100 is 2 times the height; the long sides of the front side plate 110 and the rear side plate 120 are greater than or equal to 2 times of the short sides, that is, the length of the case 100 is 2 times or more higher; the second cover plate 320 is divided into two plate bodies with the same size and soft connection with each other, namely a first plate body 321 and a second plate body 322, the size of the two plate bodies is the same as that of the first cover plate 310 and the second cover plate 330, namely the cover body 300 is formed by soft connection of four plate bodies with the same size, the packaging box can reach a completely closed condition under the proportion, namely the folding of the box body 100 along the folding line 113 is completed, and the condition that the middle overlapping part is higher can not occur uniformly, as shown in fig. 3. And the cover 300 may wrap the folded case 100 as shown in fig. 8-9.

Further, the packing box further includes a locking member, when the cover 300 and the box 100 are folded, the locking member is used to lock the cover 300 and the box 100 in a folded and compressed state, and the locking member is disposed on the bottom plate 150 and used in cooperation with an iron sheet 332 disposed on the third cover plate 330 to lock the magnet 151. The locking component can also be used as a lock catch to lock the folded packing box when the packing box is in a non-use state, so that the folded packing box can be prevented from being opened due to external force when the empty box is stored and transported. In other embodiments, if the third cover plate is provided with a magnet, a metal sheet capable of being attracted with the third cover plate is arranged on the bottom plate.

Further, in order to make the cover 300 more stably cover the top opening, the first cover plate 310 and the rear side plate 120 are attached to each other by an anti-theft electromagnetic buckle.

Example 2 procedure for use of collapsible packaging:

initially, the front side plate 110, the rear side plate 120, the left side plate 130, the right side plate 140 and the bottom plate 150 form the box body 100, the buckle 114 at the folding line 113 is buckled, the edge of the cover body 300 (i.e. the side of the first cover plate 310) and the edge of the bottom plate 150 connected with the rear side plate 120 are mutually flexibly connected, when the other part of the edge of the cover body 300 (i.e. the side of the third cover plate 330 far away from the first cover plate 310) is not connected with the front side plate 110, the connection positions of the three cover plates of the cover body 300 can be bent at will, and a user can put an article to be, the air bag 200 is inflated through the inflation hole, the air bag 200 is swollen, the gap between the article and the inner wall of the case 100 is filled, the object is pressed and fixed, then the cover body 300 is rotated to be attached to the front side plate 110, attached to the rear side plate 120 and matched with the top opening to be covered, and the third cover plate 330 is fixed on the outer wall of the front side plate 110 through the iron sheet 332 and the anti-theft electronic lock-and-unlock cover magnet 115. In the process of transporting the articles, the packaging box plays a role in bearing and protecting the articles, the air bag 200 plays a role in fixing and protecting the articles, the vibration can be reduced, the falling can be prevented, and the damage to the articles caused by external vibration and the like can be reduced.

After the article is delivered to the destination, the receiver may detach the anti-theft electromagnetic fasteners of the front side plate 110 and the third cover plate 330, rotate the cover 300, exhaust the gas in the airbag 200 through the inflation hole, the airbag 200 does not occupy space, take out the article in the packing box, and then fold the packing box.

The foldable packing box in the embodiment has two folding methods, and the processes are respectively as follows:

(1) the buckles 114 on the front side plate 110 and the rear side plate 120 are opened, then the trapezoidal plates 111 on the front side plate 110 and the rear side plate 120 are applied with force, the trapezoidal plates 111 on the two side plates are bent towards the inner part of the box body 100 along the folding line 113 until the trapezoidal plates 111 on the two side plates are tightly attached to the deflated bottom air bag 200, the left side plate 120 and the right side plate 130 are tightly attached to the isosceles right-angle triangular plate 112 of the front side plate 110 and the rear side plate 120, the whole box body 200 is folded, the cover body 300 is rotated along the soft connection part of the first cover plate 310 and the bottom plate 150, the first cover plate 310 and the first plate body 321 are tightly attached to the left side plate 130 and the right side plate 140 and are rotated along the middle soft connection part of the second cover plate 320, so that the second plate body 322 and the third cover plate body 330 are tightly attached to the outer wall of the bottom plate 150, the iron sheets 332 and the locking magnets;

(2) the buckles 114 on the front side plate 110 and the rear side plate 120 are opened, then, force is applied to the left side plate 130 and the right side plate 140, the left side plate 130 and the right side plate 140 are enabled to rotate along the soft connection part of the two side plates and the bottom plate 150 and to be attached to the bottom air bag 220, so that the isosceles right triangle plate 112 on the front side plate 110 and the rear side plate 120 is bent inwards the box body 100 along the folding line 113 and is attached to the left side plate 130 and the right side plate 140 below, until the inner walls of the left side plate 130 and the right side plate 140 are attached to the deflated bottom air bag 220, the isosceles right triangle plate 112 of the front side plate 110 and the rear side plate 120 is attached to the outer walls of the left side plate 130 and the right side plate 140, and the trapezoidal plate 111 of the front side plate 110. After the whole box 100 is folded, the cover 300 is rotated along the soft joint of the first cover plate 310 and the bottom plate 150, the first cover plate 310 and the first plate 321 are tightly attached to the trapezoidal plates 111 of the front side plate 110 and the rear side plate 120, and rotated along the middle soft joint of the second cover plate 320, so that the second plate 322 and the third cover plate 330 are tightly attached to the outer wall of the bottom plate 150, and the iron sheet 332 and the locking magnet 151 are attracted and locked by magnetic force, thereby completing the folding of the whole packing box, as shown in fig. 9.

Make packing box each part hug closely together through locking magnet 151 on the bottom plate 150, reduced the occupation in space greatly, the user can place the packing box, or, the transport company retrieves the packing box, places and in order to reuse.

When the box body 100 is reused, the locking magnet 151 on the bottom plate 150 is only needed to be disassembled, the cover body 300 is rotated to be opened, the isosceles right triangle plate 112 and the trapezoidal plate 111 of the front side plate 110 are bent to the same plane along the folding line 113 to lock the buckle 114, and meanwhile, the isosceles right triangle plate 112 and the trapezoidal plate 111 of the rear side plate 120 are bent to the same plane along the folding line to lock the buckle 114 to form the box body 100 with an opening at the top; then, the article is loaded into the box 100 through the top opening of the box 100, the cover 300 is rotated around the soft joint, and finally, the third cover plate 330 of the cover 300 is fixedly connected with the outer wall of the front side plate 110 through the anti-theft electromagnetic buckle.

The utility model has the advantages that:

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A collapsible package, comprising: the air bag type air bag refrigerator comprises a box body with an opening at the top, a cover body covering the opening and an air bag arranged in the box body; wherein,

2. The package of claim 1, wherein at least one fastener for connecting the isosceles right triangle panel and the trapezoid panel is disposed at the folding line, the fastener comprises a small plastic block with a hollow and a serrated protrusion matching with the small plastic block, the plastic block extends from the oblique edge of one side of the connection, the serrated protrusion is disposed on the oblique edge of the other side of the connection, and the plastic block is fastened with the serrated protrusion through the hollow, so that the corresponding side panel is not easily collapsed at the connection of the folding line.

3. A package as claimed in claim 2 wherein the fold lines are provided in the front and rear side panels.

4. The package box as claimed in claim 2, wherein the cover is provided with a flexible retractable handle, the flexible retractable handle is arranged in the middle of the first cover plate or the third cover plate, and the flexible retractable handle can be hidden in the corresponding cover plate.

5. The package of claim 2, wherein the bladder comprises an annular bladder and a bottom bladder; the annular air bag is adhered to the inner wall of the box body, and an inflation hole of the annular air bag is formed in the outer wall of the left side plate or the right side plate; the bottom air bag is adhered to the inner wall of the bottom plate, and the inflation hole of the bottom air bag is formed in the outer wall of the bottom plate.

6. The package of claim 2 wherein the front, back, left, right, bottom and first, second and third cover panels are PP plastic panels, the flexible connection is a two-part connection via a flexible connector, which may be a thinned plastic or a tarpaulin.

7. The package of any one of claims 1 to 6, wherein the front, rear, left, right, bottom and first, second and third cover panels are all rectangular in shape, the height of the box is greater than the length of the short sides of the four side panels, and the length of the two sides of the bottom panel is no less than twice the height.

8. The packaging box according to claim 7, wherein the long side of the left side plate and the right side plate is 2 times of the short side, the long side of the front side plate and the long side of the rear side plate are more than or equal to 2 times of the short side, the second cover plate is divided into two plate bodies which have the same size and are mutually and flexibly connected, and the two plate bodies have the same size as the first cover plate and the third cover plate;

the packing box still includes locking part, the lid during box fold condition, locking part be used for with lid, folding compression state's box are locked together down, locking part locates on the bottom plate, with locate on the third apron first coupling assembling cooperation of dismantling is used.

9. The package of claim 8 wherein the first cover panel and the back panel are attached to each other by a second removable attachment assembly.

10. The packaging box according to claim 9, wherein the first detachable connection component and the second detachable connection component are anti-theft electromagnetic buttons, and the anti-theft electromagnetic buttons comprise iron sheets and magnets which are mutually attracted;

a magnet is arranged in the third cover plate, and the locking component is an attracted iron sheet matched with the locking component; or,

the inside of the third cover plate is an iron sheet, and the locking component is a magnet matched with the locking component.