CN210338809U

CN210338809U - Packing box

Info

Publication number: CN210338809U
Application number: CN201920739079.8U
Authority: CN
Inventors: 高志平; 郑圣杰
Original assignee: Green Eucalyptus Environmental Technology Shanghai Co ltd
Current assignee: Green Eucalyptus Environmental Technology Shanghai Co ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-04-17
Anticipated expiration: 2029-05-22

Abstract

The application provides a packing carton, the packing carton includes lateral wall, upper cover and base, the lateral wall has fold condition and expansion state, lateral wall, upper cover and the base components of a whole that can function independently sets up, but the lock one-tenth of upper cover and base split has the cavity of accommodation space, the lateral wall is placed when fold condition in the accommodation space. Through above-mentioned technical scheme, can with the packing carton is accomodate into a whole, in the transportation, is difficult for losing the accessory. The thickness of the thin-wall plate can be effectively reduced by arranging the flexible connecting piece, the original minimum thickness of 35mm is reduced to 25mm, the thickness of the packaging box in a folded state is only 1/6 in an unfolded state, and meanwhile, the problems of serious friction and high noise at a rotating joint are well solved; in addition, through set up multiunit second limit structure on the wallboard, make the size of packing carton can be adjusted, makes packing carton production of modularization, further the cost is reduced.

Description

Packing box

Technical Field

The application relates to the field of external packing, in particular to a packing box.

Background

At present, in order to make good reputation and prevent the product from damaging, all be equipped with the extranal packing in the outside of product, the extranal packing that is most commonly used at present is disposable's carton, and the carton sells along with the thing, and some products, such as refrigerator, washing machine etc. still can cushion the foam that macromolecular material made in the inside of carton to increase the effect of buffering, this extranal packing can not cyclic utilization, and life is short, and is with high costs, and macromolecular material can not degrade, causes extravagant and environmental pollution. In order to prolong the service life of the outer packing box and facilitate transportation, the Chinese utility model with the publication number of CN2081824U discloses a folding packing box, which is characterized in that a waist shaft and a bottom shaft are respectively and transversely arranged at the middle part of each big side of the packing box and at the connection part with a bottom plate, so that the big side is inwards bent and folded, and after each packing task is completed, the packing box can be stored in a folding way, thereby greatly reducing the volume. However, the waist shaft and the bottom shaft of the above-mentioned type are engaged with each other by teeth, and then are rotatably connected by inserting the round shaft into the tooth-shaped round hole, although the folding function is realized by this structure, there are many defects, specifically as follows:

1. in the transportation process, if the storage is improper, the accessories are easily lost.

2. In order to arrange the round shaft, the occlusion teeth need to have certain thickness, and then the height after folding is thickened;

3. the abrasion at the rotary connection part is very serious, and the box body cannot be used continuously after the meshing teeth are damaged;

4. the meshing teeth rub with each other in the rotating process to generate great noise, so that poor use experience is brought to people;

5. the size of the box body can not be adjusted, and each box body needs to be independently produced according to the preset size.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned not enough of present packing carton existence, the application provides a packing carton, can with the packing carton accomodates into a whole, in the transportation, is difficult for losing the accessory.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions:

the utility model provides a packing box, the packing carton includes lateral wall, upper cover and base, the lateral wall has fold condition and expansion state, lateral wall, upper cover with the base components of a whole that can function independently sets up, but the lock one-tenth of upper cover and base split has the cavity of accommodation space, the lateral wall is placed when fold condition in the accommodation space.

The upper cover and the base are arranged separately from the side wall, and when the side wall is in an unfolded state, the side wall is arranged between the upper cover and the base and is integrally fixed through auxiliary parts such as a binding band and the like. When the lateral wall is in fold condition, will upper cover and base lock to place the lateral wall after folding in the inside accommodation space of cavity, make the packing carton is accomodate into a whole, in the transportation, is difficult for losing the accessory.

Preferably, the lower extreme of upper cover is equipped with downwardly extending's first lock limit, the first slope that is equipped with inwards or outwards inclines on first lock limit, the upper end of base is equipped with the second lock limit that upwards extends, second lock limit be equipped with the second slope of first slope wedging.

The setting on slope form lock limit can lead for upper cover or base, and then makes accomodating of packing carton more swift, prevents that upper cover or base from damaging when the lock.

Preferably, the included angles between the first slope and the second slope and the extending direction of the buckling edge are the same and are set to be 5 degrees. The preferred angle is 5 degrees to maximize the guiding effect.

Preferably, one of the first slope or the second slope is provided with an arc-shaped protrusion, and the other one is provided with an arc-shaped groove matched with the arc-shaped protrusion. Can carry out spacingly after upper cover and base lock, make the effect of lock better, under the effect that does not have the external force, can not loosen by oneself.

Preferably, the side wall includes a wall plate and a flexible connecting member, and the flexible connecting member flexibly connects the side edges of the wall plate so that the wall plate can rotate around the flexible connecting member. The flexible connecting piece is a connecting piece which is made of flexible materials completely or partially and has a flexible effect. The wall plates are connected by flexible connecting members, and adjacent wall plates can rotate around the flexible connecting members or flexible parts of the flexible connecting members so as to be folded or unfolded. Need not to set up the round axle again, can effectual reduction wall plate thickness, reduce to present 25mm by original minimum thickness 35mm, and then make whole thickness after the lateral wall is folded is littleer. The problem of serious friction at the rotary joint is well solved without arranging meshing teeth; in addition, flexible connection spare does not have sound at the rotation in-process of wallboard, can effectually eliminate the noise of the rotation connected mode of meshing among the prior art, promotes user's use experience.

Preferably, the side wall further comprises magnets arranged in pairs, and the magnets in the pairs are respectively arranged on the side edges of one group of adjacent wall plates in a manner that opposite poles are opposite. When the product placed in the packaging box is high and large in size, the product is required to be inclined due to the limitation of floor height, the packaging box can be removed from the product, the packaging box is inconvenient, and the product is easy to damage in the inclined process. The opening and closing of the magnets can enable the side walls to be conveniently removed from the side edges without tilting the product.

Preferably, the flexible connectors include flexible connection portion and consolidation portion, the consolidation portion sets up to two sets ofly, and sets up respectively the both ends of flexible connection portion, the side of wallboard with but consolidation portion split is connected. The fixed part is used for being connected with the wall plate, and the flexible connecting part is used for realizing the functions of connection and rotation. The fixing part is detachably connected with the wall plate, so that the wall plate or the flexible connecting piece can be worse when being damaged.

Preferably, the consolidation part comprises a connecting edge, an inserting edge and a first limiting structure, the inserting edge is arranged in pairs and is connected with two ends of the connecting edge to form an inserting space for the insertion of the wall plate, the first limiting structure is fixedly connected with the inserting edge or integrally formed, and the wall plate inserted into the inserting space is provided with one or more groups of second limiting structures matched with the first limiting structures. The inserting space is used for inserting the side edge of the wall plate, and the first limiting structure is matched with the second limiting structure to fixedly connect the wall plate with the wall plate. When the second limiting structures are arranged into a plurality of groups, the wall plates can be cut to enable the different second limiting structures to be matched with the first limiting structures, so that packaging boxes with different sizes can be obtained, and the sizes of the packaging boxes can be adjusted. The packaging boxes with a plurality of sizes can be obtained by simply cutting the second limiting structure on the wall plate, so that modular production of the packaging boxes is facilitated; in addition, if the side edge of the wallboard is damaged, the packaging box can be changed into a packaging box with other sizes by cutting, so that the service life of the wallboard is prolonged, and the production cost is further reduced.

Preferably, the first limiting structure is set as a limiting edge, the second limiting structure is set as a limiting groove, the limiting edge and the inserting edge are integrally formed and are perpendicular to each other, the other end of the limiting edge extends towards the inside of the inserting space, the wall plate inserted into the inserting space is provided with one or more limiting grooves matched with the limiting edge, and the number of the limiting grooves is one or more. The limiting structure can be arranged in various ways, for example, the limiting structure can be arranged into a mounting hole and a bolt which are common in the prior art, the inserting edge and the wall plate are provided with corresponding mounting holes, and the inserting edge and the wall plate are locked by the bolt. Above-mentioned limit structure can make the wallboard with the connection process of consolidation portion is faster, convenient.

Preferably, the flexible connecting piece is of an integrally formed structure. The production process of the flexible connecting piece can be simplified, and the flexible connecting piece has better strength.

Preferably, the flexible connecting element is made of elastomer, silica gel or rubber, the material of the flexible connecting element can be selected according to the cost control factor, and the elastomer, which is named as elastomer, and silica gel and rubber have certain flexibility, toughness and surface friction and are very good flexible materials.

Preferably, the outer wall of the flexible connecting part is provided with teeth. The thermodynamic property of the flexible connecting part is more stable, cracking caused by expansion with heat and contraction with cold is effectively prevented, and the service life of the flexible connecting part is prolonged.

Preferably, the cross-sectional area of the side wall formed by connecting the wall plates and the flexible connecting member is rectangular, and the folding state of the side wall is an M-shaped folding structure in which one group of oppositely arranged wall plates are folded inwards. The overall thickness of the folded side walls can be made smaller, reaching 1/6 in the unfolded state of the package, a 30% reduction in folding height over that common in the prior art.

Preferably, the side wall comprises a first wall plate and a second wall plate which are oppositely arranged, and the side edges of the first wall plate and the second wall plate are flexibly connected through the flexible connecting piece; at least one of the first wall plate or the second wall plate comprises a left wall plate and a right wall plate, the side edges of the left wall plate and the right wall plate are flexibly connected through the flexible connecting piece, and when the folded state of the side walls is an M-shaped folded structure, the left wall plate and the right wall plate are overlapped and closed to form a middle folded edge of the M-shaped folded structure. In practical application, we can set the wallboard of relative broad as the folding face, even longer wallboard forms the middle part folding edge of M, can make area and height after folding reach minimum like this, is favorable to the utilization of space more.

Preferably, the side wall comprises a first wall plate and a second wall plate which are oppositely arranged, wherein paired magnets are arranged on one group of side edges of the first wall plate and the second wall plate which are butted, and the other side edges are flexibly connected through the flexible connecting piece; at least one of the first wall plate or the second wall plate comprises a left wall plate and a right wall plate, the side edges of the left wall plate and the right wall plate are flexibly connected through the flexible connecting piece, and when the folded state of the side walls is an M-shaped folded structure, the left wall plate and the right wall plate are overlapped and closed to form a middle folded edge of the M-shaped folded structure. The provision of the magnets allows the side walls to be opened and removed from the sides without having to tilt the taller product to remove the package.

Preferably, the upper cover and the base are both provided with reinforcing plates. The reinforcing plate is used for arranging auxiliary fixing articles such as a binding band and the like, so that the packaging box can be reinforced, and the packaging box is prevented from being damaged by the binding band in the transportation or carrying process.

Preferably, the lateral wall sets up to the multiunit, multiunit but the removable coincide of lateral wall or removable split joint. When the overall height of the product is higher, the side walls can be removed more conveniently by arranging a plurality of groups of side walls, and particularly, when the product is indoors, the too high side walls cannot be removed due to the limitation of the floor height. For example, in the case of a refrigerator package, if the height of the side wall is too high, the refrigerator must be tilted in the room to be removed.

The application has the advantages that: the application provides a packing carton, the packing carton includes lateral wall, upper cover and base, the lateral wall has fold condition and expansion state, lateral wall, upper cover and the base components of a whole that can function independently sets up, but the lock one-tenth of upper cover and base split has the cavity of accommodation space, the lateral wall is placed when fold condition in the accommodation space. Through above-mentioned technical scheme, can with the packing carton is accomodate into a whole, in the transportation, is difficult for losing the accessory. The thickness of the thin-wall plate can be effectively reduced by arranging the flexible connecting piece, the original minimum thickness of 35mm is reduced to 25mm, the thickness of the packaging box in a folded state is only 1/6 in an unfolded state, and meanwhile, the problems of serious friction and high noise at a rotating joint are well solved; in addition, through set up multiunit second limit structure on the wallboard, make the size of packing carton can be adjusted, makes packing carton production of modularization, further the cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic side view of a package according to an embodiment of the present disclosure with sidewalls extended;

FIG. 2 is a schematic view of a side wall folding structure of a packing box according to an embodiment of the present application;

fig. 3 is an appearance schematic view of the folded side wall of the packaging box according to the embodiment of the present application, which is accommodated in a cavity formed by buckling the upper cover and the base;

fig. 4 is a schematic perspective view of a base of a packing box according to an embodiment of the present application;

FIG. 5 is a front view of a base of a package according to an embodiment of the present application;

fig. 6 is a schematic view illustrating an included angle between a second slope on a base of a packaging box according to an embodiment of the present application and an extending direction of a second buckling edge;

FIG. 7 is a front view of a base of a package according to an embodiment of the present application;

FIG. 8 is a schematic structural view of a fastening portion of an upper cover and a base of the packing box according to an embodiment of the present disclosure;

fig. 9 is a schematic view of a disassembled structure of a packaging box according to an embodiment of the present application;

FIG. 10 is a schematic perspective view of a flexible connection unit according to an embodiment of the present application;

FIG. 11 is a schematic cross-sectional view of a flexible connection unit according to an embodiment of the present application;

FIG. 12 is a schematic structural view of a wall panel according to an embodiment of the present application;

FIG. 13 is a schematic view of the side wall of the present application during folding;

FIG. 14 is a schematic view of the mounting position of the magnets on the side wall according to the embodiment of the present application;

FIG. 15 is an enlarged schematic view of the position of the magnets according to an embodiment of the present application;

fig. 16 is a schematic structural view of a reinforcing plate according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

As shown in fig. 1 to 16, the packaging box comprises a side wall 1, an upper cover 2 and a base 3, wherein the side wall 1 has a folded state and an unfolded state, the side wall 1, the upper cover 2 and the base 3 are arranged in a split manner, the upper cover 2 and the base 3 are detachably buckled into a cavity with an accommodating space, and the side wall 1 is placed in the accommodating space when being folded.

The packing carton can adopt common material to make, and specific material can be selected according to factors such as intensity or cost control of packing carton, for example can select corrugated paper, wood or macromolecular material, macromolecular material can select but not limited to polyurethane foam, resin etc. for use.

The detachable fastening structure of the upper cover 2 and the base 3 may also be a fastening structure commonly used in the prior art, for example, a fastening structure of a jewel case having the upper cover 2 and the base 3, and in some embodiments of the present invention, as shown in fig. 4 to 6, a fastening structure is adopted, in which a lower end of the upper cover 2 is provided with a first fastening edge 21 extending downward, the first fastening edge 21 is provided with a first slope 22 inclined inward or outward, an upper end of the base 3 is provided with a second fastening edge 31 extending upward, the second fastening edge 31 is provided with a second slope 32 wedged with the first slope 22, and the arrangement of the slope-shaped fastening edges can guide the upper cover 2 or the base 3 to enable the storage of the packing case to be more rapid, and prevent the upper cover 2 or the base 3 from being damaged during fastening, in a specific implementation process, the first slope 22 and the second slope 32 are the same as the extending direction of the upper slope edge α, a specific angle can be adjusted according to the length of the fastening edges, in the embodiments of the present invention, the first slope 22 and the second slope 32 are set to achieve a better fastening effect, and the fastening effect can be achieved by providing no additional fastening effect of the first slope 22 and no additional arc-shaped protrusion 355, no additional protrusion 33, no additional protrusion is provided on the lower slope 23, and no additional protrusion is provided on the arc-shaped protrusion, as shown in the first slope 23, and no additional arc-shaped protrusion shown in the embodiment shown in the present application, and no additional embodiment.

In some embodiments of the present application, as shown in fig. 9, the sidewall 1 includes a wall plate 11 and a flexible connecting member 12, wherein the flexible connecting member 12 flexibly connects the side edges 13 of the wall plate 11, so that the wall plate 11 can rotate around the flexible connecting member 12. The flexible connecting element 12 is a connecting element which is made of flexible material wholly or partially and has flexible effect.

The flexible connecting piece 12 can be arranged in various ways, and is simple, one piece of cloth or plastic film can be connected with the wall plate 11 through bolts or screws, and the wall plate 11 can rotate and be folded under the connection effect of the cloth or the plastic film. Or only a portion of the flexible connector 12 may be provided as a flexible structure and the other portion may be provided as a consolidated structure, etc. In some embodiments of the present application, as shown in fig. 10 and 11, the flexible connecting unit 12 includes a flexible connecting portion 122 and two fixing portions 121, the fixing portions 121 are disposed in two sets and are respectively disposed at two ends of the flexible connecting portion 122, and the side edge 13 of the wall plate 11 is detachably connected to the fixing portions 121. The fixing portion 121 is used for connecting with the wall plate 11, and the flexible connecting portion 122 is used for realizing the functions of connection and rotation. The fixing portion 121 is detachably connected to the wall plate 11, so that the wall plate 11 or the flexible connecting member 12 can be damaged.

The fixing portion 121 may be disposed in various ways, the flexible connecting portion 122 may be disposed as a flexible material, for example, made of silicone, and the fixing portion 121 may be disposed as a buckle in the prior art, for example, a belt buckle, and then the flexible connecting portion 122 and the buckle made of flexible material are fixed. In some embodiments of the present application, as shown in fig. 11, the fixing portion 121 includes a connecting edge 121a, an inserting edge 121b, and a first limiting structure 121c, the inserting edges 121b are disposed in pairs and connected to two ends of the connecting edge 121a to form an inserting space into which the wall plate 11 is inserted, the shape of the inserting space may be designed according to specific situations, and is preferably set to be rectangular, the first limiting structure 121c is fixedly connected to or integrally formed with the inserting edge 121b, and the wall plate 11 inserted into the inserting space is provided with one or more sets of second limiting structures 11a matched with the first limiting structure 121 c. The insertion space is used for inserting the side edge 13 of the wall plate 11, and the first limiting structure 121c is matched with the second limiting structure 11a to fixedly connect the wall plate 11 and the wall plate 11. As shown in fig. 12, when the second limit structures 11a are arranged in multiple groups, different second limit structures 11a can be matched with the first limit structure 121c by cutting the wall plate 11, so as to obtain packaging boxes with different sizes, that is, the size of the packaging box can be adjusted. The packaging boxes with a plurality of sizes can be obtained by simply cutting the position of the second limiting structure 11a on the wall plate 11, so that modular production of the packaging boxes is facilitated; in addition, if the side edge 13 of the wall plate 11 is damaged, the packaging box can be changed into a packaging box with other sizes by cutting, so that the service life of the wall plate 11 is prolonged, and the production cost is further reduced. For example, in a specific embodiment of the present application, as shown in fig. 11 and 12, the first limiting structure 121c is configured as a limiting edge, the second limiting structure 11a is configured as a limiting groove, the limiting edge is integrally formed with the inserting edge 121b, one end of the limiting edge is perpendicular to the inserting edge 121b, the other end of the limiting edge extends towards the inside of the inserting space, the wall plate 11 inserted into the inserting space has one or more limiting grooves matched with the limiting edge, and the number of the limiting grooves is one or more. The limiting structure can be arranged in various ways, for example, it can be arranged as a mounting hole and a bolt which are common in the prior art, corresponding mounting holes are arranged on the inserting edge 121b and the wall plate 11, and the inserting edge 121b and the wall plate 11 are locked by the bolt. The limiting structure can enable the connection process of the wall plate 11 and the fixing part 121 to be quicker and more convenient.

In some embodiments of the present application, the flexible connection element 12 or the flexible portion of the flexible connection element 12 is made of an elastomer, silicone or rubber, and the material of the flexible connection element 12 can be selected according to cost control factors, and the elastomer, known as elastomer, is a very flexible material with certain flexibility, toughness and surface friction.

In some embodiments of the present application, the outer wall of the flexible connecting portion 122 is provided in a tooth shape. The thermodynamic property of the flexible connecting part 122 can be more stable, and the cracking caused by expansion with heat and contraction with cold can be effectively prevented, so that the service life of the flexible connecting part 12 is prolonged.

In some embodiments of the present application, as shown in fig. 13, the cross-sectional area of the sidewall 1 formed by connecting the wall plates 11 and the flexible connecting member 12 is rectangular, and the folded state of the sidewall 1 is an "M" folded structure in which a set of oppositely disposed wall plates 11 are folded inwards. The overall thickness of the folded side wall 1 can be made smaller, reaching 1/6 in the unfolded state of the packet, which is a 30% reduction in the folded height compared to the usual one in the prior art.

In some embodiments of the present application, the side wall 1 includes a first wall plate 11 disposed opposite to each other, and a second wall plate 11 disposed opposite to each other, and the side edges 13 of the first wall plate 11 and the second wall plate 11 are flexibly connected by the flexible connecting member 12; at least one of the first wall plate 11 or the second wall plate 11 comprises a left wall plate 11 and a right wall plate 11, the side edges 13 of the left wall plate 11 and the right wall plate 11 are flexibly connected through a flexible connecting piece 12, when the folded state of the side wall 1 is an M-shaped folded structure, the left wall plate 11 and the right wall plate 11 are overlapped and closed to form a middle folded edge of the M-shaped folded structure. In practical application, we will set the relatively wide wall plate 11 as a folding surface, even if the longer wall plate 11 forms the middle folding edge of M, so that the area and height after folding can both reach the minimum, which is more beneficial to the utilization of space.

In some other embodiments of the present application, as shown in fig. 14 and 15, the side wall 1 further includes magnets 14 arranged in pairs, and the magnets 14 in a pair are respectively arranged on the side edges 13 of one set of adjacent wall plates 11 with opposite magnetic poles. When the product placed in the packaging box is high and large in size, the product is required to be inclined due to the limitation of floor height, the packaging box can be removed from the product, the packaging box is inconvenient, and the product is easy to damage in the inclined process. The opening and closing of the magnets 14 allows the side wall 1 to be easily removed from the side 13 without tilting the product. In a specific embodiment of the present application, the side wall 1 includes a first wall plate 11 and a second wall plate 11, which are oppositely arranged, wherein a pair of magnets 14 are arranged on one group of side edges 13 of the first wall plate 11 and the second wall plate 11, which are relatively wide, and the other side edges 13 are flexibly connected through the flexible connecting piece 12; relatively broad first wallboard 11 includes left wallboard 11 and right wallboard 11, the side 13 of left wallboard 11 and right wallboard 11 passes through flexible connection 12 flexonics, when the folded condition of lateral wall 1 was "M" shape beta structure, left wallboard 11 and right wallboard 11 coincide and draw close formation the middle part folded edge of "M" shape beta structure. Correspondingly, a hand buckle 15 which is convenient to grasp by hand is arranged at the corresponding side edge 13 of the magnet 14.

In some embodiments of the present application, as shown in fig. 16, the upper cover 2 and the base 3 are provided with reinforcing plates 24. The reinforcing plate 24 may be disposed in various ways, for example, a rectangular flat plate may be disposed on the lower surface of the upper surface box base 3 of the upper cover 2, and fixed to the upper cover 2 and the base 3 by gluing or bolts. In one embodiment of the present application, the reinforcing plates 24 are symmetrically disposed in pairs at the transition of the mutually perpendicular outer surfaces of the upper cover 2 or the base 3, the reinforcing plates 24 are disposed in an arc shape, and both ends of the arc are provided with inwardly extending limiting buckle edges for being fixed with the upper cover 2 or the base 3. The reinforcing plate 24 is used for providing auxiliary fixing articles such as a binding band, and can reinforce the packing box and prevent the packing box from being damaged by the binding band in the process of transportation or carrying.

In some embodiments of the present application, the side walls 1 are provided as multiple groups, and the multiple groups of the side walls 1 can be folded or clamped detachably. When the overall height of the product is higher, the side walls 1 can be removed more conveniently by arranging a plurality of groups of side walls 1, and particularly, when the product is indoors, the too high side walls 1 cannot be removed due to the limitation of floor heights. For example, in the case of a refrigerator package, if the height of the side wall 1 is too high, the refrigerator must be tilted in the room to be removed.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present disclosure should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a packing box, the packing carton includes lateral wall, upper cover and base, its characterized in that, the lateral wall has fold condition and expansion state, lateral wall, upper cover and the base components of a whole that can function independently sets up, but the lock of upper cover and base split becomes the cavity that has the accommodation space, the lateral wall is placed when fold condition in the accommodation space.

2. The packing box of claim 1, wherein the lower end of the upper cover is provided with a first downwardly extending fastening edge, the first fastening edge is provided with a first slope inclined inwardly or outwardly, the upper end of the base is provided with a second upwardly extending fastening edge, and the second fastening edge is provided with a second slope wedged with the first slope.

3. The packaging box according to claim 2, wherein the first slope and the second slope have the same angle with the extending direction of the buckling edge and are both set to be 5 degrees.

4. A packing box according to claim 2, wherein one of the first slope or the second slope is provided with an arc-shaped protrusion, and the other is provided with an arc-shaped groove which is matched with the arc-shaped protrusion.

5. A pack according to any one of claims 1 to 4 wherein the side walls include wall panels and flexible connecting members which flexibly connect the side edges of the wall panels to enable the wall panels to pivot about the flexible connecting members.

6. A package as claimed in claim 5, wherein the flexible connecting member comprises a flexible connecting portion and a fixing portion, the fixing portion is provided in two sets and is provided at both ends of the flexible connecting portion, and the side edge of the wall panel is detachably connected to the fixing portion.

7. A pack according to claim 5 wherein the side walls further comprise pairs of magnets arranged with opposite poles on respective sides of one of adjacent sets of the wall panels.

8. A packing box according to claim 6, wherein the fixing part comprises connecting edges, inserting edges and first limiting structures, the inserting edges are arranged in pairs and connected with two ends of the connecting edges to form inserting spaces for inserting the wall plates, the first limiting structures are fixedly connected with the inserting edges or integrally formed with the inserting edges, and one or more groups of second limiting structures matched with the first limiting structures are arranged on the wall plates inserted into the inserting spaces.

9. The packing box according to claim 8, wherein the first limiting structure is configured as a limiting edge, the second limiting structure is configured as a limiting groove, the limiting edge and the inserting edge are integrally formed and are perpendicular to each other, the other end of the limiting edge extends towards the inside of the inserting space, the wall plate inserted into the inserting space is provided with one or more limiting grooves matched with the limiting edge, and the number of the limiting grooves is one or more.

10. A pack according to claim 5 wherein the flexible connector is of unitary construction.

11. A package according to claim 5, wherein the flexible connector is made of an elastomer, silicone or rubber.

12. A package as claimed in claim 6, characterized in that the outer wall of the flexible connecting portion is provided in a toothed shape.

13. A pack according to claim 6 or 7 wherein the wall panels are connected to the flexible connecting member to form the side walls in a rectangular cross-sectional configuration, the folded condition of the side walls being an "M" fold configuration in which a set of oppositely disposed wall panels are folded inwardly.

14. A package according to claim 13 wherein the side walls comprise oppositely disposed first wall panels and oppositely disposed second wall panels, the side edges of the first and second wall panels being flexibly connected by the flexible connector; at least one of the first wall plate or the second wall plate comprises a left wall plate and a right wall plate, the side edges of the left wall plate and the right wall plate are flexibly connected through the flexible connecting piece, and the left wall plate and the right wall plate are overlapped and closed to form a middle folding edge of the M-shaped folding structure.

15. A package as claimed in claim 13 wherein the side walls comprise oppositely disposed first wall panels and oppositely disposed second wall panels, pairs of magnets being provided on one set of sides of the first and second wall panels which abut each other, the other sides being flexibly connected by the flexible connecting member; at least one of the first wall plate or the second wall plate comprises a left wall plate and a right wall plate, the side edges of the left wall plate and the right wall plate are flexibly connected through the flexible connecting piece, and the left wall plate and the right wall plate are overlapped and closed to form a middle folding edge of the M-shaped folding structure.

16. A package as claimed in claim 1, wherein reinforcing panels are provided on both the top cover and the base.

17. A package as claimed in claim 1, wherein the side walls are provided in a plurality of sets, and the plurality of sets of side walls are detachably stacked or detachably engaged.